[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2268"]
[BlackElo "2421"]
[PlyCount "86"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8.
exd5 Ne7 9. c3 Nf5 10. a4 Be7 11. Bd3 O-O 12. O-O Nh4 13. f4 a6 14. Na3 f5 15.
Nc4 Ng6 16. g3 ({RR} 16. fxe5 Nxe5 17. a5 Nxc4 18. Bxc4 Bf6 19. Bf4 g5 20. Be3
f4 21. Bb6 Qe8 22. Qe2 Qf7 23. Rae1 Bf5 24. Bd3 Rae8 25. Qc2 Bxd3 26. Qxd3 Be5
27. b4 Rc8 28. c4 Qg7 29. Kh1 g4 30. c5 h5 {Schut,H (2091)-Loay,S (2209) chess.
com INT 2023 1-0 (47)}) 16... exf4 17. gxf4 Nh4 18. a5 Bd7 $146 ({RR} 18... Qe8
19. Kh1 b5 20. Nb6 Bb7 21. c4 Bd8 22. b3 Qf7 23. Be2 Bxb6 24. axb6 Rae8 25. Bh5
g6 26. Bb2 bxc4 27. bxc4 Re4 28. Be2 Rfe8 29. Rf2 h6 30. Ra3 Kh7 31. Rh3 Qe7
32. Bf1 Rxc4 33. Qd3 {Ilecki,W (2150)-Pyda,Z (2300) Augustow 1997 0-1 (36)})
19. Nb6 Rb8 20. Qe2 Rf6 21. Bd2 Be8 22. Be1 Rg6+ 23. Bg3 Bf6 24. Rae1 Rh6 25.
Bxf5 Bd4+ 26. cxd4 Nxf5 27. Qe4 Rf6 28. Rf2 h5 29. Rg2 Bg6 30. Qf3 Qe7 31. Qc3
Qf7 32. Rge2 Nxg3 33. hxg3 Bf5 34. Re7 Qg6 35. Kf2 Rbf8 36. Qe3 h4 37. Rh1
hxg3+ 38. Qxg3 Bg4 39. Ke3 Rxf4 40. Qxf4 Rxf4 41. Kxf4 Qf5+ 42. Kg3 Qf3+ 43.
Kh4 Qf4 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Braga, Cicero Nogueira"]
[Black "Coelho, Luis Henrique"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2444"]
[BlackElo "2272"]
[PlyCount "107"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. g3 {TA} e5 2. c4 c6 3. d4 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 Nf6 7. Bg2 ({
RR} 7. e4 O-O 8. Nge2 ({RR} 8. Bg2 Nbd7 9. Nf3 a6 10. O-O b5 11. cxb5 axb5 12.
b4 Bb7 13. Rfe1 Re8 14. a4 bxa4 15. dxe5 dxe5 16. Nxa4) 8... b5 9. cxb5 cxb5
10. a3 a5 11. Bg2 Bb7 12. O-O b4 13. axb4 axb4 14. Nd5 Nxd5 15. exd5 Qb6 16.
Rxa8 Bxa8 17. dxe5 dxe5 18. g4 Nd7 19. Ng3 g6 20. Rc1 Rd8 21. Ne4 Nf6 {Carlsen,
M (2856)-Harikrishna,P (2717) Mayrhofen 2022 [TA] 1-0 (43)}) ({RR} 7. O-O-O
Nbd7 8. dxe5 Nxe5 9. e4 Be6 10. b3 Qa5 11. h3 b5 12. cxb5 O-O 13. Kb1 Qb4 14.
f3 Rfd8 15. Rh2 d5 16. f4 Nxe4 17. Nxe4 Qxe4+ 18. Kb2 Nf3 19. Nxf3 Qxf3 20. Rf2
Qxg3 21. Rg2 Qh4 {Yakubboev,N (2630)-Hovhannisyan,R (2596) Jermuk ARM 2023 1-0
(45)}) 7... Qe7 8. e4 O-O 9. Nge2 a5 $146 ({RR} 9... a6 10. d5 c5 11. a4 Ne8
12. O-O {1/2-1/2 (12) Farkas,T (2246)-Lakos,N (2279) Szombathely 2010}) 10. O-O
Nbd7 11. f4 b6 12. Kh1 Ba6 13. b3 Rad8 14. d5 c5 15. Rae1 Ne8 16. Nc1 Nc7 17.
Rf2 Nf6 18. Bh3 Nfe8 19. f5 f6 20. Bf1 g5 21. h4 h6 22. Rh2 Ng7 23. hxg5 hxg5
24. Rh6 Kf7 25. Qh2 Ke8 26. Be2 Kd7 27. Kg2 Rf7 28. Rh1 Rdf8 29. Nd3 Kc8 30.
Nf2 Qd7 31. a4 Nce8 32. Rh7 Qa7 33. Qh6 Qd7 34. Qg6 Qe7 35. Ng4 Qd7 36. Nd1 Kb8
37. Ndf2 Bc8 38. Rh8 Qe7 39. R1h7 Rxh8 40. Rxh8 Rf8 41. Rh7 Qf7 42. Qh6 Bd7 43.
Ne3 Kc7 44. Bh5 Qxh5 45. Qxh5 Nxh5 46. Rxh5 Rf7 47. Rh8 Kd8 48. Neg4 Ke7 49.
Nh6 Rg7 50. Kf3 Bc8 51. Nfg4 Kd7 52. Ng8 Rxg8 53. Rxg8 Ke7 54. Nxf6 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Di Berardino, Diego Rafael"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2207"]
[BlackElo "2410"]
[PlyCount "54"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Be3 Bc5 8. Be2
Nc6 9. Nxc6 dxc6 10. Bxc5 Qxc5 11. O-O ({RR} 11. Qd3 e5 12. Qg3 g6 13. O-O-O
Nf6 14. f4 Be6 15. f5 Bc8 16. Qh4 Qe7 17. Rhf1 Rg8 18. Rd3 Ra7 19. fxg6 Rxg6
20. Rdf3 Ng4 21. Rh3 Qxh4 22. Rxh4 Ne3 23. Rf2 Nxg2 24. Rxh7 Nf4 25. Rh8+ Kd7 {
Svidler,P (2713)-Polgar,J (2677) Frankfurt 1999 0-1 (66)}) 11... Nf6 ({RR} 
11... e5 12. a4 Rb8 13. axb5 axb5 14. Qd2 Nf6 15. Rfd1 Be6 16. Qd6 Qxd6 17.
Rxd6 Rc8 18. f3 Ke7 19. Rd2 Ra8 20. Rdd1 Nd7 21. b4 Nb6 22. Kf2 f6 23. Ke3 g5
24. g3 h5 25. f4 Bg4 26. fxe5 {Golubka,P (2495)-Svidler,P (2723) chess.com INT
2020 1/2-1/2 (46)}) 12. Kh1 e5 13. Qd3 Be6 $146 ({RR} 13... O-O 14. f4 exf4 15.
Rxf4 Nd7 16. Qg3 Ne5 17. Rh4 Be6 18. b4 Qe7 19. Rh5 f6 20. a3 Bf7 21. Rf5 a5
22. Rb1 axb4 23. axb4 Rfd8 24. Rff1 Rd4 25. h3 Kh8 26. Qe1 Rxb4 27. Ra1 Rd8 28.
Rd1 {Atakisi,U (2340)-Salov,S (2297) Bled 2002 0-1 (88)}) 14. Rad1 Bc4 15. Qg3
Bxe2 16. Nxe2 O-O 17. Qd3 Qb4 18. Qc3 Qxe4 19. Ng3 Qf4 20. Qxc6 Rfc8 21. Qd6 h5
22. Qd2 h4 23. Ne2 Qxd2 24. Rxd2 Ne4 25. Rd7 Rxc2 26. Nc1 Rac8 27. Nd3 Nxf2+
0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Dumont, Sadi Glasser"]
[Black "Campuano Neto, Fausto"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2404"]
[BlackElo "2205"]
[PlyCount "87"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. O-O
O-O 9. Be3 Nd4 10. e5 Nxf3+ 11. Qxf3 Nf5 12. Bf2 Nd4 13. Qd1 dxe5 14. fxe5 Bxe5
15. Ne4 f5 16. Nxc5 Qc7 17. b4 Qg7 ({RR} 17... Nb5 18. d4 Rd8 19. Qd3 Nxd4 20.
Rad1 Bf6 21. Rfe1 Rb8 22. c3 Nb3 23. Qc4 Nxc5 24. Qxc5 Qxc5 25. Bxc5 Bd7 26.
Bxa7 Ba4 27. Bxb8 Bxd1 28. Be5 Bxe5 29. Rxe5 Rc8 30. Bxb7 Rxc3 31. Rxe6 Bg4 32.
Re1 {Hynes,A (2122)-Willow,J (2006) Telford 2017 1-0 (43)}) 18. c3 $146 ({RR} 
18. Rc1 f4 19. c3 f3 20. cxd4 fxg2 21. Kxg2 Bxd4 22. Bxd4 Rxf1 23. Bxg7 Rxd1
24. Rxd1 Kxg7 25. Rc1 Kf6 26. Ne4+ Ke5 27. Rc7 b6 28. Kf3 Kd4 29. Nd6 Ba6 30.
b5 Kd5 31. bxa6 Kxd6 32. Rxh7 Rc8 {Rodriguez Vila,A (2556)-Matsuura,E (2473)
Sao Paulo 2004 1-0 (34)}) 18... Nb5 19. Qb3 Bxc3 20. Rae1 Kh8 21. a4 Bxe1 22.
Rxe1 Nd4 23. Qc4 Rd8 24. Be3 g5 25. Bd2 a6 26. a5 Rb8 27. Bc3 b5 28. axb6 Rxb6
29. Nb3 Rbd6 30. Qc5 Kg8 31. Na5 Qd7 32. Nc4 Rd5 33. Qb6 Rb5 34. Bxd4 Rxb6 35.
Bxb6 Qxd3 36. Ne5 Qd6 37. Bxd8 Qxd8 38. Nd3 Qb6+ 39. Nf2 Kf7 40. Rb1 f4 41. Be4
fxg3 42. hxg3 Qe3 43. Bd3 Qxg3+ 44. Kf1 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "2283"]
[BlackElo "2543"]
[PlyCount "64"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Bb3
Qc7 9. Qe2 Na5 10. g4 b5 11. g5 Nd7 12. Bxe6 fxe6 13. Nxe6 Qc4 14. Qxc4 Nxc4
15. Nc7+ Kd8 16. Nxa8 Nxe3 17. fxe3 Bb7 18. O-O-O Bxa8 19. Nd5 ({RR} 19. Rhf1
Ne5 20. Rf5 Be7 21. Rxe5 b4 22. Na4 Rf8 23. Nb6 Bc6 24. Re6 Bd7 25. Rexd6 Bxd6
26. Rxd6 Kc7 27. Rxd7+ Kxb6 28. Rxg7 Rf1+ 29. Kd2 Rf2+ 30. Kd3 Rxh2 31. e5 Rf2
32. e6 Rf8 33. e7 Re8 {Klepikov,N (2072)-Golubev,M (2461) chess.com INT 2023
1-0 (37)}) 19... Be7 20. h4 Ne5 21. Rhf1 h6 $146 ({RR} 21... Bxd5 22. Rxd5 Kd7
23. a4 Kc6 24. axb5+ axb5 25. b3 h6 26. Rf5 hxg5 27. hxg5 Rh1+ 28. Kd2 Rg1 29.
Rfxe5 dxe5 30. Rxe5 Bxg5 31. Re6+ Kc7 32. Kd3 Bh4 33. e5 Rd1+ 34. Ke4 g5 35.
Rg6 b4 36. Rg7+ {Jurkovic,A (2305)-Lisenko,A (2415) Makarska 1994 0-1 (42)})
22. Rf5 Bxd5 23. Rxd5 Kc7 24. b3 hxg5 25. hxg5 g6 26. Rfxe5 dxe5 27. Rxe5 Kd6
28. Rd5+ Ke6 29. a4 bxa4 30. bxa4 Rc8 31. Ra5 Rc6 32. Rd5 Rc5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Leitao, Rafael Duailibe"]
[Black "Caldeira, Adriano"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2581"]
[BlackElo "2285"]
[PlyCount "80"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O O-O 8. f4
Nc6 9. Kh1 Qc7 10. Be3 a6 11. Qe1 e5 12. fxe5 dxe5 13. Qg3 Kh8 ({RR} 13... Bd8
14. Nb3 Kh8 15. Rad1 Be6 16. Nc5 Be7 17. Nd5 Bxd5 18. exd5 Nb4 19. Rxf6 Bxf6
20. d6 Qd8 21. c3 Nc6 22. Bf3 Rb8 23. Qh3 Rg8 24. Nd7 Ra8 25. Qf5 Bh4 26. Bxc6
g6 27. Qxe5+ f6 28. Qd4 {Fedorchuk,S (2623)-Van Assendelft,F (2329) Leiden
2017 1-0}) 14. Nxc6 bxc6 15. Bc4 Nh5 $146 ({RR} 15... Rb8 16. b3 a5 17. Bg5 Ng4
18. Bd2 Nf6 19. Qe1 Bg4 20. a3 Bh5 21. Na4 Ra8 22. Nb2 Bg6 23. Bd3 Bc5 24. Nc4
a4 25. Ba5 Qe7 26. bxa4 Bd4 27. Rb1 Rfe8 28. Bb4 Qa7 29. Qh4 Qxa4 30. Nd6 {
Loskutov,O (2330)-Kluner,L Simferopol 1990 1-0 (42)}) ({RR} 15... Rb8 16. h3
Rb4 17. b3 Rxc4 18. bxc4 Be6 19. Rab1 Nd7 20. Nd5 cxd5 21. cxd5 Bxd5 22. exd5
Qxc2 23. Rb7 Qc8 24. Rfb1 Bd6 25. Qg4 f5 26. Qa4 Nb8 27. Ba7 {1-0 (27) Basen,T
(1990)-Wengenroth,W (2130) Duesseldorf 1996}) 16. Qf3 Nf4 17. Bxf4 exf4 18.
Qxf4 Bd6 19. Qh4 Rb8 20. Bb3 f6 21. Rf3 Bd7 22. Rd1 Be5 23. Rfd3 Rbd8 24. Qh5
g6 25. Qh6 Bc8 26. Ne2 Rde8 27. Nc3 f5 28. Rf3 f4 29. Qh4 Qg7 30. Rfd3 Bf6 31.
Qf2 Bg4 32. Rf1 Qh6 33. Kg1 Be5 34. Bc4 f3 35. g3 Bh3 36. Rfd1 Bg2 37. Re1 Rf4
38. gxf4 Qxf4 39. Qg3 f2+ 40. Kxg2 Qxg3+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Mercadante, Ricardo Rodrigues"]
[Black "Vescovi, Giovanni P"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2318"]
[BlackElo "2585"]
[PlyCount "46"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. d3 e6 5. Nbd2 ({RR} 5. g3 h6 6. Ne5 Nbd7 7.
Nxd7 Qxd7 8. Bg2 Be7 9. Nd2 O-O 10. e4 Bh7 11. Qe2 Rfd8 12. e5 Ne8 13. O-O a5
14. a4 c5 15. Rfd1 Nc7 16. Nf1 b5 17. Ne3 Rdb8 18. Bc1 bxa4 19. Rxa4 Rb4 {
Nakamura,H (2736)-Anton Guijarro,D (2691) chess.com INT 2022 1-0 (62)}) 5...
Be7 6. e3 ({RR} 6. g3 O-O 7. Bg2 c5 8. O-O Nc6 9. Ne5 Nxe5 10. Bxe5 Bg6 11. e4
dxe4 12. Nxe4 Nxe4 13. dxe4 Qb6 14. Qe2 Rad8 15. h4 f6 16. Bb2 Bf7 17. Rad1 e5
18. c4 h6 19. Bh3 a6 20. Bc3 Qc6 {Pein,J (2276)-Yanchenko,R (2466) chess.com
INT 2023 0-1 (73)}) 6... c5 7. Be2 Nc6 $146 ({RR} 7... h6 8. O-O O-O 9. Ne5
Nbd7 10. Ndf3 Qc7 11. c4 Rfd8 12. Qe1 dxc4 13. bxc4 Bd6 14. Nxd7 Nxd7 15. e4
Bg4 16. e5 Be7 17. Nd2 Bf5 18. f4 Nb8 19. Ne4 Nc6 20. g4 Bxe4 21. dxe4 Nd4 22.
Bd3 {Spirin,A (1923)-Khramtsov,A (2307) Novokuznetsk 2012 1-0 (35)}) 8. Nh4 Bg6
9. Nxg6 hxg6 10. a3 Qc7 11. h3 d4 12. e4 g5 13. Bc1 Nd7 14. Nf1 O-O-O 15. Bd2
f5 16. exf5 exf5 17. Ng3 Rdf8 18. Bf3 g4 19. Bxc6 Qxc6 20. Qe2 Re8 21. Qf1 gxh3
22. Rxh3 Rxh3 23. gxh3 Bh4+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Morais Pinto, Pedro Jorge"]
[Black "Loureiro, Luiz R Vasconcelos"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2121"]
[BlackElo "2353"]
[PlyCount "87"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 dxc4 5. e3 b5 6. a4 b4 7. Nb1 Nbd7 8. Bxc4
e6 9. O-O Bb7 10. Qe2 c5 11. a5 Rc8 12. b3 $146 ({RR} 12. Nbd2 Be7 13. b3 cxd4
14. Nxd4 O-O 15. Bb2 Nd5 16. Ne4 Nc5 17. Nxc5 Bxc5 18. Qg4 Nf6 19. Qh3 a6 20.
Rfd1 Qe7 21. Bd3 h6 22. Rac1 Rfd8 23. Bc4 Re8 24. Qh4 Rcd8 25. Nf3 Rxd1+ 26.
Rxd1 Rd8 {Kaabi,M (2340)-Hamdouchi,H (2480) Casablanca 1994 1-0 (59)}) 12...
Be7 13. Rd1 O-O 14. Bb2 Qc7 15. dxc5 Bxc5 16. Nbd2 Rfd8 17. h3 Bd6 18. Rdc1 Qb8
19. a6 Ba8 20. Ra5 Rc5 21. Rxc5 Bxc5 22. Bb5 Qb6 23. Bxd7 Nxd7 24. Qc4 Bd5 25.
Qh4 Re8 26. Qg3 f6 27. Bd4 e5 28. e4 Be6 29. Nc4 Bxc4 30. Bxc5 Nxc5 31. Rxc4
Nxa6 32. Nh4 Nc7 33. Nf5 Ne6 34. Ne3 Nf4 35. Qg4 a5 36. g3 h5 37. Qd7 Rd8 38.
Rc8 Rxc8 39. Qxc8+ Kh7 40. gxf4 a4 41. Nf5 Qa7 42. bxa4 b3 43. Qc3 Qxa4 44. Qc7
1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Pelikian, Jefferson"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2410"]
[BlackElo "2264"]
[PlyCount "72"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 e5 6. O-O Be7 7. Re1 O-O ({RR} 
7... Nf8 8. d4 cxd4 9. cxd4 Ng6 10. Nc3 O-O 11. h3 Be6 12. Bf1 Rc8 13. d5 Bd7
14. Qb3 Qc7 15. Be3 Bd8 16. Rac1 Qb8 17. Nd2 Ne8 18. Bb5 Bxb5 19. Nxb5 a6 20.
Rxc8 Qxc8 21. Nc3 Ba5 22. Rc1 {Aronian,L (2742)-Colbow,C (2409) Dusseldorf GER
2023 1-0 (32)}) 8. Bf1 b6 9. d4 Bb7 10. dxe5 $146 ({RR} 10. d5 Qc7 11. a4 a6
12. Na3 Rfb8 13. Bd2 Bc8 14. b4 Nf8 15. Nc4 Bd7 16. a5 b5 17. Nb6 Ra7 18. c4
bxc4 19. Nxc4 Bb5 20. bxc5 Bxc4 21. Bxc4 Qxc5 22. Be3 Qxc4 23. Bxa7 Rb7 24. Bb6
Nxe4 {Lujan,C (2258)-Castillo Jimenez,G (1225) Panama City PAN 2023 1-0}) 10...
dxe5 11. Qc2 Qc7 12. Bg5 Rfe8 13. Bxf6 Nxf6 14. Nbd2 a6 15. a4 Bf8 16. Qb3 Bc6
17. Bc4 h6 18. Bd3 Red8 19. Bc2 b5 20. c4 b4 21. Qe3 g6 22. h3 Bd7 23. Nb3 Nh5
24. Bd3 Nf4 25. Bf1 Ne6 26. Nc1 Re8 27. b3 Rad8 28. Nd3 Bg7 29. Rad1 Bc8 30.
Nc1 Bb7 31. Bd3 h5 32. Ne2 f6 33. Bc2 Kh7 34. Qc1 Bh6 35. Qb1 Rxd1 36. Rxd1 Rd8
1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.17"]
[Round "1"]
[White "Tsuboi, Edson Kenji"]
[Black "Bastos Neto, Werton"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "2341"]
[PlyCount "93"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8.
Qxg4 Nxd4 9. Qd1 Nc6 10. Rc1 d6 11. Be2 Be6 ({RR} 11... O-O 12. O-O Qa5 13. Qd2
Rd8 14. f4 Bd7 15. b3 a6 16. Rfd1 e5 17. Nd5 Qxd2 18. Rxd2 Nd4 19. Bxd4 exd4
20. Nb6 Rab8 21. Nxd7 Rxd7 {1/2-1/2 (21) Hong,A (2453)-Nyzhnyk,I (2679) Las
Vegas USA 2021}) 12. O-O O-O 13. Qd2 ({RR} 13. b3 Qa5 14. Qd2 Rac8 15. Rfd1
Rfd8 16. Nd5 Qxd2 17. Rxd2 Bxd5 18. exd5 Nb4 19. Bxa7 Ra8 20. Bb6 Nxa2 21. Rcc2
Nb4 22. Bxd8 Nxc2 23. Rxc2 Rxd8 24. Ra2 Bd4 {1/2-1/2 (24) Falkowski,D (1927)
-Szewczyk,M (1476) Lublin POL 2023}) 13... Ne5 14. b3 $146 ({RR} 14. Nd5 Bg4
15. f3 Bd7 16. Rfd1 Bc6 17. f4 Nd7 18. Bf3 Bxd5 19. Qxd5 Bxb2 20. Rc2 Ba3 21.
Qxb7 Bc5 22. Bxc5 Nxc5 23. Qd5 Qb6 24. Kh1 Rad8 25. h4 Na6 26. Qg5 Qc7 27. h5
Kg7 28. g3 h6 {Videki,S (2410)-Abel,L (2325) Szekszard 1989 1/2-1/2 (54)}) ({RR
} 14. Nd5 Nd7 15. Bd4 Bxd4 16. Qxd4 a5 17. Rc3 Ra6 18. h4 Bxd5 19. exd5 Rb6 20.
b3 e5 21. dxe6 fxe6 22. Bg4 Qf6 23. Qe3 Nc5 24. h5 a4 25. hxg6 hxg6 26. Qh3 Kg7
27. Rf3 Qe7 28. Rxf8 Qxf8 {Tylor,T-Prins,L London 1938 1-0 (63)}) 14... Ng4 15.
Bxg4 Bxg4 16. Bd4 Be6 17. f4 Qa5 18. f5 Bd7 19. Rf3 Bxd4+ 20. Qxd4 Bc6 21. Kh1
Qc5 22. Qd2 Qe5 23. Re1 Kh8 24. Nd5 e6 25. f6 g5 26. Rff1 b5 27. Ne7 Bxe4 28.
Qe3 Bxg2+ 29. Kxg2 Qxe3 30. Rxe3 bxc4 31. bxc4 Rab8 32. Rf2 Rb4 33. Rc2 Rfb8
34. Nc6 Rb2 35. Ree2 Rxc2 36. Rxc2 Rb7 37. Rd2 h5 38. Rxd6 Rb2+ 39. Kg3 Rxa2
40. Ne5 Kh7 41. Rd7 Ra3+ 42. Kf2 Ra2+ 43. Kf3 g4+ 44. Kg3 Ra3+ 45. Kf4 Ra1 46.
Kg5 Ra5 47. Rxf7+ 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Bastos Neto, Werton"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "0-1"]
[ECO "A10"]
[BlackElo "2283"]
[PlyCount "56"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. Nf3 Bb4 5. d3 Ne7 6. Qb3 ({RR} 6. Bd2 O-O 7.
Be2 c5 8. O-O Nbc6 9. a3 Bxc3 10. Bxc3 d5 11. b4 d4 12. Bd2 Nb8 13. bxc5 bxc5
14. Rb1 Bc6 15. Ne5 Be8 16. Rb7 f6 17. Nf3 Bc6 18. Rb2 Nd7 19. a4 a5 20. Qb3
Ra7 {Movsesian,S (2699)-Nabaty,T (2586) Pardubice 2013 1-0 (67)}) ({RR} 6. Bd2
O-O 7. a3 Bxc3 8. Bxc3 d5 9. Qe2 dxe4 10. dxe4 Ng6 11. g3 a5 12. h4 h6 13. h5
Ne7 14. Rd1 Qe8 15. Nd4 Nd7 16. Nb5 Rc8 17. Qg4 Nf5 18. Be2 f6 19. O-O Nd6 20.
Nxd6 cxd6 {Akesson,R (2413)-Wierzbicki,D (1826) Riga LAT 2023 1-0 (39)}) 6...
c5 7. Bd2 $146 ({RR} 7. a3 Ba5 8. Be2 d5 9. exd5 exd5 10. O-O Bxc3 11. Qxc3 d4
12. Qd2 Ng6 13. h4 Nxh4 14. Qf4 Ng6 15. Qg3 h6 16. Ne5 Qh4 17. Nxg6 Qxg3 18.
fxg3 fxg6 19. Bg4 Rf8 20. Re1+ Kd8 21. Bf4 Nd7 {Betaneli,A (2228)-Lawson,E 
(2276) Stratton Mountain 2004 1-0 (41)}) ({RR} 7. a3 Ba5 8. Bg5 h6 9. Bf4 f5
10. O-O-O O-O 11. Bd6 Bxc3 12. Qxc3 fxe4 13. Ne5 Rxf2 14. d4 cxd4 15. Qxd4 Rf6
16. Bxb8 Qxb8 17. Nxd7 Qf4+ 18. Kb1 Rf5 19. g3 Qf3 20. Bh3 e3 21. Rhe1 e2 {
Alcazar Jimenez,V (2412)-Barrero Garcia,C (2268) Seville 2004 1-0}) 7... O-O 8.
Be2 f5 9. Qc2 Nbc6 10. O-O fxe4 11. dxe4 Ng6 12. Bg5 Nd4 13. Qd2 Bxc3 14. bxc3
Nxe2+ 15. Qxe2 Qc7 16. Rfd1 Rf7 17. h4 Raf8 18. Rd2 Ne5 19. Rad1 Rxf3 20. Be7
Rxf2 21. Qxf2 Rxf2 22. Rxf2 Ng6 23. Bd6 Qd8 24. h5 Ne7 25. Rdf1 Qe8 26. Rf4 h6
27. g4 e5 28. R4f2 Ba6 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Bittencourt, Jorge"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2264"]
[BlackElo "2581"]
[PlyCount "74"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.
Be3 Be7 9. f4 d6 10. Kh1 O-O 11. a4 Re8 12. Bf3 Na5 13. Qe1 Nc4 14. Bc1 e5 15.
Nde2 Qc5 16. fxe5 ({RR} 16. Qf2 Qxf2 17. Rxf2 d5 18. b3 Bc5 19. Rf1 dxe4 20.
Nxe4 Nxe4 21. Bxe4 exf4 22. Bd5 Rxe2 23. Bxc4 Rxc2 24. Bxf4 Be6 25. Rac1 Rxc1
26. Rxc1 Ba3 27. Rd1 Bxc4 28. bxc4 Rc8 29. h3 h6 30. Rd3 Rxc4 {Ganguly,S (2619)
-Le,Q (2712) Dubai 2014 0-1 (56)}) 16... dxe5 17. Ng3 Be6 18. b3 Nd6 $146 ({RR
} 18... Nb6 19. Nf5 Bxf5 20. exf5 Qc7 21. a5 Bb4 22. Bd2 Nbd7 23. Nb5 axb5 24.
Bxb4 e4 25. Be2 Qxc2 26. Bxb5 Qxb3 27. Rb1 Qd5 28. Qe2 Re5 29. Bc4 Qc6 30. Rfe1
Nc5 31. Bb5 Qd6 32. Qe3 Rc8 33. Rb2 {Zagrebelny,S (2440)-Wojtkiewicz,A (2495)
Katowice 1992 0-1 (40)}) 19. Ba3 Qc7 20. Bb2 Rac8 21. Rf2 b5 22. axb5 axb5 23.
Re2 Bf8 24. Rc1 Qc5 25. Nd5 Nxd5 26. exd5 Bxd5 27. Bxd5 Qxd5 28. Bxe5 Qc6 29.
c4 Nb7 30. Bb2 Nc5 31. Rxe8 Rxe8 32. Qc3 b4 33. Qc2 Qg6 34. Nf5 Nxb3 35. Qxb3
Qxf5 36. Bd4 Qf4 37. Rd1 Qxd4 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Caldeira, Adriano"]
[Black "Braga, Cicero Nogueira"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "2285"]
[BlackElo "2444"]
[PlyCount "27"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. Nd5 Nxd5 13. Bxg7 Kxg7 14. Bxd5
1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Campuano Neto, Fausto"]
[Black "Pelikian, Jefferson"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2205"]
[BlackElo "2410"]
[PlyCount "169"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. a3 g6 ({RR} 6... Nd7 7.
d4 dxe4 8. Nxe4 Ngf6 9. c3 Nxe4 10. Qxe4 Bd6 11. Bd3 Nf6 12. Qf3 Qc7 13. O-O
O-O-O 14. b4 e5 15. Rb1 Rhe8 16. b5 c5 17. dxe5 Bxe5 18. a4 Nd5 19. Bb2 Kb8 20.
Bc4 Nb6 21. Qxf7 {Vallejo Pons,F (2716)-Gukesh,D (2725) Baku AZE 2022 0-1}) ({
RR} 6... Bc5 7. d3 Nd7 8. Bd2 Qb6 9. Na4 Qb5 10. b3 d4 11. Nxc5 Qxc5 12. Qd1
Qe7 13. Be2 Ngf6 14. O-O O-O 15. f4 c5 16. a4 b6 17. Bf3 Rab8 18. Qe2 a6 19. e5
Nd5 20. Bxd5 exd5 21. Qf3 {Korelskiy,E (2096)-Sourath,B (2281) chess.com INT
2023 1-0 (47)}) 7. d3 Bg7 8. g4 Ne7 $146 ({RR} 8... Nd7 9. h4 h5 10. g5 Ne7 11.
Bh3 Qb6 12. O-O Rf8 13. Kh1 O-O-O 14. Qg3 Be5 15. f4 Bc7 16. Rb1 Kb8 17. Be3 d4
18. Bg1 c5 19. Na4 Qc6 20. b3 Nf5 21. Qe1 f6 22. Bg2 Qd6 23. exf5 {Tomb,M 
(2084)-Suleymanli,A (2512) chess.com INT 2020 1-0}) ({RR} 8... Nd7 9. h4 h5 10.
g5 Ne7 11. Bh3 Qb6 12. O-O Rf8 13. Kh1 O-O-O 14. Qg3 Be5 15. f4 Bc7 16. Rb1 Kb8
17. Be3 d4 18. Bg1 c5 19. Na4 Qc6 20. b3 Nf5 21. Qe1 f6 22. Bg2 Qd6 23. exf5 {
Tomb,M (2084)-Suleymanli,A (2512) chess.com INT 2020 1-0}) 9. Bg2 Nd7 10. O-O
O-O 11. Qg3 Qb6 12. Nd1 Rad8 13. Be3 d4 14. Bd2 e5 15. f4 exf4 16. Bxf4 Rde8
17. Bd6 f6 18. b3 Ne5 19. Nb2 Nf7 20. Nc4 Qd8 21. Bf4 Nc8 22. Rae1 Qe7 23. Bc1
Nb6 24. Nxb6 axb6 25. a4 Bh6 26. Bxh6 Nxh6 27. Qf2 Qe5 28. Qd2 Kg7 29. Ra1 Ra8
30. Rf2 Nf7 31. Raf1 Ng5 32. Qf4 Qxf4 33. Rxf4 Ne6 34. R4f2 Ra5 35. Kh2 g5 36.
Rf5 Nf4 37. Ra1 Re8 38. Bf3 Rae5 39. Kg3 Rb8 40. Bd1 Ra5 41. Bf3 b5 42. Rb1 b4
43. Rf1 Ng6 44. Bd1 Rxf5 45. Rxf5 Ne5 46. h4 h6 47. h5 b5 48. axb5 Rxb5 49. Kf2
Kf7 50. Ke1 Ra5 51. Kd2 Ke6 52. Kc1 Ra1+ 53. Kd2 Ke7 54. Rf2 Nf7 55. Rf5 Ne5
56. Rf2 c5 57. Rf5 Ke6 58. Rf2 Ra2 59. Be2 Ra1 60. Bd1 Nf7 61. Rf5 Ne5 62. Rf2
Rb1 63. Rf5 Ke7 64. Rf2 Rb2 65. Rf5 Kf7 66. Kc1 Ra2 67. Kb1 Ra5 68. Be2 Ke6 69.
Bd1 Nf7 70. Kc1 Nd6 71. Rd5 Ra1+ 72. Kd2 Nb5 73. Rxc5 Nc3 74. Bf3 Rf1 75. Rf5
Nb1+ 76. Ke2 Rc1 77. Rc5 Nc3+ 78. Kd2 Rf1 79. Rf5 Rf2+ 80. Kc1 Rh2 81. Ra5 Rh3
82. Rf5 Rg3 83. Kd2 Rg1 84. Ra5 Rf1 85. Rf5 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Coelho, Luis Henrique"]
[Black "Dumont, Sadi Glasser"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2272"]
[BlackElo "2404"]
[PlyCount "59"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. c4 Nb6 6. Nc3 Bg7 7. h3 O-O 8. Be3
Nc6 9. Qd2 e5 10. d5 Ne7 11. g4 ({RR} 11. O-O-O Nf5 12. g4 Nxe3 13. Qxe3 Bd7
14. g5 f5 15. h4 Na4 16. Nxa4 Bxa4 17. Rd2 Qe8 18. c5 e4 19. Ne1 f4 20. Qa3 e3
21. fxe3 fxe3 22. Rdh2 Rf2 23. Nd3 e2 24. Bg2 Qe3+ 25. Kb1 Bc2+ {Pirrot,D 
(2422)-Kalinitschew,S (2519) Germany 2004 0-1}) ({RR} 11. Bh6 Bxh6 12. Qxh6 Nf5
13. Qd2 e4 14. Nd4 e3 15. fxe3 Ng3 16. Rg1 Nxf1 17. Rxf1 Nxc4 18. Qf2 Qg5 19.
e4 Bd7 20. Nf3 Qf4 21. Qd4 b5 22. b3 Nb6 23. Qd2 Qg3+ 24. Qf2 Qd6 25. O-O-O a5
{Serra Olives,T (2004)-Madebrink,L (2136) Acqui Terme ITA 2023 1-0 (41)}) 11...
Re8 12. O-O-O f5 13. c5 $146 ({RR} 13. Bh6 Bh8 14. c5 fxg4 15. cxb6 gxf3 16.
bxc7 Qd6 17. Bb5 Bf5 18. Bxe8 Rxe8 19. Be3 a6 20. Bg5 Kf7 21. Qe3 Rc8 22. Bxe7
Kxe7 23. Qh6 Kf7 24. Qxh7+ Bg7 25. Qh4 Rxc7 26. Rd2 b5 27. Kd1 Rc4 {Vlatten,
A-Strohmann,A Ruhrgebiet 1996 0-1 (41)}) ({RR} 13. Bh6 Bh8 14. c5 Nbxd5 15.
Nxd5 Nxd5 16. Qxd5+ Qxd5 17. Rxd5 Be6 18. Rd2 fxg4 19. hxg4 Bxg4 20. Ng5 {
1-0 (20) Burdova,K (2149)-Zaitseva,I Serpukhov 1999}) 13... f4 14. cxb6 fxe3
15. fxe3 e4 16. Ng5 Nf5 17. Ngxe4 Nd6 18. bxc7 Qxc7 19. Nxd6 Qxd6 20. Bg2 Bd7
21. Ne4 Qb6 22. Kb1 Rad8 23. Rhf1 Bb5 24. Rf2 Bc4 25. d6 Kh8 26. h4 Re5 27. d7
Ra5 28. Nc3 Ra3 29. Qd6 Qxe3 30. Rf3 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Di Berardino, Diego Rafael"]
[Black "Mercadante, Ricardo Rodrigues"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2207"]
[BlackElo "2318"]
[PlyCount "65"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 {Shirov,A} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Bb4 7.
Qd3 Nf6 8. O-O Nc6 9. Bg5 Ne5 ({RR} 9... h6 10. Bxf6 gxf6 11. Rad1 h5 12. Kh1
Nxd4 13. Qxd4 Be7 14. f4 ({RR} 14. Qd2 b5 15. Bd3) 14... b5 15. e5 f5 16. Nd5 (
{RR} 16. Bf3 Bb7 17. Bxb7 Qxb7 18. Rd2 ({RR} 18. Ne2)) 16... exd5 17. e6 O-O ({
RR} 17... Rf8 18. exf7+ Kd8 19. Qxd5 Bb7 20. Qxf5) 18. Rd3 ({RR} 18. exf7+ Rxf7
19. Bxh5 Qc4 ({RR} 19... Bb7 20. Bxf7+ Kxf7 21. Qd3) 20. Bxf7+ Kxf7 21. Qh8)
18... h4 19. Rff3 Kh7 20. Rg3 ({RR} 20. Qxd5 fxe6 21. Qxa8 Bb7 22. Qa7 Ra8 ({RR
} 22... Bc5 23. Rc3) 23. Qf2 Bxf3 24. Bxf3 Rd8) 20... hxg3 21. Rxg3 f6 22. Rh3+
({RR} 22. Qxd5 Qxf4) ({RR} 22. Qf2 Rg8 23. Rh3+ Kg7 24. Rg3+ ({RR} 24. Qh4 Kf8
25. Qh6+ Ke8 26. Rg3 Rf8) 24... Kf8 25. Rxg8+ Kxg8 26. Qg3+ Kf8 27. Qg6 dxe6
28. Bh5 Bd6 29. Qe8+ Kg7 30. Qg6+ Kh8 31. Qe8+ Bf8 32. Qxf8+ Kh7) ({RR} 22.
exd7 Qxd7) 22... Kg7 23. Rg3+ {1/2-1/2 (23) Shirov,A (2690)-Ivanchuk,V (2735)
Tallinn 1996 CBM 050 Extra [Shirov,A]}) ({RR} 9... Be7 10. Qe3 d6 11. Rad1 h6
12. Bh4 O-O 13. Kh1 Bd7 14. f4 Ng4 15. Bxg4 Bxh4 16. f5 Bf6 17. fxe6 Bxd4 18.
Rxd4 Bxe6 19. Nd5 Qd8 20. e5 Qg5 21. Rd2 Bxg4 22. exd6 Qxe3 23. Nxe3 Be6 24. c4
{Krishnan,V (2379)-Budisavljevic,L (2502) Saint Louis USA 2023 0-1 (48)}) 10.
Qe3 d6 $146 ({RR} 10... Bc5 11. Rad1 d6 12. Bxf6 gxf6 13. Qh6 Ng6 14. Kh1 Bd7
15. Qg7 Bxd4 16. Rxd4 Ke7 17. Qh6 Bc6 18. f4 Qb6 19. Rd3 Rag8 20. b3 f5 21. Bf3
fxe4 22. Bxe4 f5 23. Bf3 Qb5 24. Bxc6 bxc6 25. Ne2 {Kadatsky,A (2258)
-Kolesnikov,E (2361) Togliatti 2001 1-0 (50)}) ({RR} 10... Neg4 11. Qh3 Ne5 12.
Bf4 d6 13. Qg3 Ng6 14. Bg5 Bxc3 15. Bxf6 gxf6 16. bxc3 Bd7 17. f4 Rc8 18. f5
exf5 19. exf5 Ne5 20. c4 Ke7 21. Qe3 Rhg8 22. Bf3 Rg5 23. Bd5 Bc6 24. Bxc6 bxc6
25. Nf3 {Jung,T (2150)-Krueger,N (2015) Goch 1995 1/2-1/2 (33)}) 11. Kh1 Bxc3
12. bxc3 Bd7 13. f4 Nc4 14. Bxc4 Qxc4 15. Bxf6 gxf6 16. e5 Rc8 17. Qg3 Qxc3 18.
Qg7 Rf8 19. Rad1 dxe5 20. fxe5 fxe5 21. Qxe5 Qc5 22. Qe3 Bc6 23. Rf5 Qe7 24.
Re5 Rg8 25. Rd2 Qf6 26. Rf2 Qg6 27. Nxe6 Bxg2+ 28. Kg1 Bd5+ 29. Ng5+ Be6 30.
Rxf7 Qxf7 31. Rxe6+ Kf8 32. Qa3+ Kg7 33. Re7 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Tsuboi, Edson Kenji"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2543"]
[BlackElo "2341"]
[PlyCount "55"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. O-O
e5 9. Nc2 Bxc3 10. bxc3 dxc4 11. Ba3 Qxd1 12. Rfxd1 Re8 13. Ne3 Nc6 14. Rab1
Be6 $146 ({RR} 14... e4 15. Nxc4 b6 16. Nd6 Re5 17. c4 Bg4 18. Bb2 Bxe2 19.
Bxe5 Nxe5 20. Nxe4 Nxe4 21. Bxe4 Re8 22. Rd4 g6 23. Bd5 Kg7 24. Re1 Bh5 25. Kf1
Kf8 26. Rde4 {1-0 (26) Duncan,C (2297)-Rayner,F (2218) Scarborough 1999}) 15.
Rxb7 Rac8 16. Bxc6 Rxc6 17. Rxa7 Ne4 18. Bb4 f5 19. Nd5 Bxd5 20. Rxd5 Nf6 21.
Rb5 f4 22. Rbb7 Nh5 23. Re7 Re6 24. a4 e4 25. Rxe6 Rxe6 26. gxf4 h6 27. e3 Nf6
28. Bc5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Loureiro, Luiz R Vasconcelos"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2353"]
[BlackElo "2268"]
[PlyCount "45"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5
Ne7 9. b4 a5 10. Ba3 axb4 11. Bxb4 Ne8 12. a4 b6 13. Qb3 f5 ({RR} 13... Rb8 14.
Nb5 f5 15. Nd2 fxe4 16. Nxe4 Nf5 17. a5 bxa5 18. Bxa5 Nd4 19. Qd3 Bf5 20. f3
Kh8 21. Bc3 Nxb5 22. cxb5 Nf6 23. Bd2 Nd7 24. Be3 Nc5 25. Qc4 Bxe4 26. fxe4
Rxf1+ 27. Bxf1 Qf8 28. Ra3 {Ding,L (2702)-Radjabov,T (2793) Beijing 2012 1/2-1/
2 (42)}) ({RR} 13... h6 14. a5 c5 15. dxc6 Nxc6 16. axb6 Rxa1 17. Rxa1 Qxb6 18.
Nd5 Qb8 19. Rb1 Nxb4 20. Qxb4 Qxb4 21. Rxb4 Be6 22. h3 Bxd5 23. cxd5 Nf6 24.
Bd3 Nd7 25. Kf1 Nc5 26. Bc2 Bf6 27. Nd2 Rc8 28. Nc4 {Drygalov,S (2547)-Flom,G 
(2429) chess.com INT 2023 1-0 (73)}) 14. Rfd1 Kh8 15. Nd2 $146 ({RR} 15. exf5
Nxf5 16. Nb5 e4 17. Nfd4 Qf6 18. Bc3 Nh4 19. Rf1 Qg5 20. g3 Kg8 21. Rfd1 Kh8
22. Rf1 Kg8 23. Qc2 Nf3+ 24. Bxf3 exf3 25. Rfe1 Qh5 26. Qd3 Bh3 27. Re3 Bg2 28.
Ne6 Rf5 29. Re4 Bxc3 {Sieciechowicz,M (2445)-Pavlidis,A (2359) Chotowa 2010
1-0 (34)}) ({RR} 15. a5 bxa5 16. Rxa5 Rxa5 17. Bxa5 Bd7 18. c5 fxe4 19. Nxe4
Qa8 20. cxd6 cxd6 21. Bb4 Ba4 22. Qa2 Nf6 23. Ra1 Nxe4 24. Qxa4 Qxa4 25. Rxa4
Nxd5 26. Bd3 Nxb4 27. Rxb4 Nc5 28. Bc4 e4 29. Ng5 Bd4 {Zhemchuzhina,E (1684)
-Radeva,V (1822) Budva 2013 1/2-1/2 (50)}) 15... fxe4 16. Ndxe4 Nf5 17. Nb5 Bd7
18. a5 bxa5 19. Rxa5 Bxb5 20. cxb5 Nd4 21. Qc4 Rb8 22. Bd2 h6 23. Rf1 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Matsuura, Everaldo"]
[Black "Morais Pinto, Pedro Jorge"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2421"]
[BlackElo "2121"]
[PlyCount "53"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nc6 7. Qd2 Nxd4 8.
Qxd4 Qa5 9. Bxf6 gxf6 10. O-O-O Bh6+ 11. Kb1 Be6 12. Nd5 $146 ({RR} 12. g3 Rc8
13. Nd5 Bxd5 14. exd5 Qc5 15. c3 Qxd4 16. Rxd4 Bg7 17. Bh3 Rc5 18. Rhd1 f5 19.
Rb4 b5 20. a4 bxa4 21. Rxa4 a5 22. Bxf5 e6 23. Bh3 Ke7 24. Re4 Rb8 25. Ka2 Rcb5
26. Re2 e5 {Bokelbrink,U (2281)-Hadlich,W (1988) Pinneberg 2006 1-0 (41)}) ({RR
} 12. Be2 Rc8 13. Nd5 Rg8 14. g3 Bg7 15. Qb4 Qxb4 16. Nxb4 f5 17. exf5 Bxf5 18.
Bd3 Bg4 19. Rd2 Bf3 20. Re1 Bh6 21. Rde2 Bxe2 22. Rxe2 Bf8 23. Nd5 Kd8 24. h4
h6 25. c3 e6 26. Nf6 Rh8 {Ohlzon,N (2176)-Johansen,P (2239) Gausdal 2003 0-1 
(60)}) 12... Rc8 13. c4 Rg8 14. f4 Qc5 15. Qd2 f5 16. Bd3 fxe4 17. Bxe4 Qxc4
18. Rhe1 Rc5 19. Rc1 Qb5 20. Nc7+ Rxc7 21. Rxc7 Bxf4 22. Qc3 f5 23. Bd3 Qa4 24.
b3 Rxg2 25. bxa4 Bxa2+ 26. Ka1 Be5 27. Rxe5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.18"]
[Round "2"]
[White "Vescovi, Giovanni P"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2585"]
[BlackElo "2410"]
[PlyCount "61"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 O-O 6. Qd2 a6 7. Bh6 b5 8. Bxg7
Kxg7 9. Bd3 Bb7 10. e5 dxe5 ({RR} 10... Ng8 11. Qe3 e6 12. h4 Nd7 13. Ne4 Qe7
14. h5 dxe5 15. dxe5 Rad8 16. hxg6 fxg6 17. O-O-O Bxe4 18. Qxe4 Nh6 19. Rxh6
Kxh6 20. Rh1+ Kg7 21. Rxh7+ Kxh7 22. Qxg6+ Kh8 23. Ng5 Nxe5 24. Qh6+ Kg8 25.
Bh7+ {Welling,G (2270)-Zuehlke,B (2013) Schwaebisch Gmuend GER 2023 1-0}) 11.
dxe5 Nd5 12. Ne4 Qc8 $146 ({RR} 12... c5 13. Nxc5 Bc6 14. O-O-O Qb6 15. Ne4 b4
16. h4 h5 17. Ng3 Rh8 18. e6 f6 19. Ne5 Rh6 20. Nxg6 Rxg6 21. Nxh5+ Kh7 22. Nf4
Nxf4 23. Qxf4 Kg7 24. Bxg6 Kxg6 25. Rh3 Qc5 26. Rg3+ Kh7 27. Qg4 {Hebden,M 
(2560)-Czerwonski,A (2379) Dos Hermanas 2004 1-0}) 13. Nc5 Nd7 14. Nxb7 Qxb7
15. Be4 N7b6 16. h4 f5 17. exf6+ exf6 18. O-O-O c6 19. h5 Rh8 20. Nh4 Nc4 21.
Qd3 f5 22. Bxd5 cxd5 23. Qd4+ Kf7 24. Nf3 Qe7 25. hxg6+ Kxg6 26. Rde1 Qd8 27.
Re6+ Kf7 28. Rhh6 Rc8 29. Rhf6+ Kg8 30. Rxf5 h6 31. Rg6+ 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2268"]
[BlackElo "2264"]
[PlyCount "73"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3
Nbd7 8. g4 h6 9. Qd2 b5 10. O-O-O Bb7 11. h4 b4 12. Nb1 d5 13. Bh3 g5 ({RR} 
13... Ne5 14. g5 Nfd7 15. Qe2 dxe4 ({RR} 15... Qa5 16. f4 Nc4 17. b3 Nxe3 18.
Qxe3 dxe4 19. g6 Nc5 20. gxf7+ Kxf7 21. Rhg1 Rc8) ({RR} 15... hxg5 16. hxg5
Rxh3 17. Rxh3 dxe4) 16. f4 Nd3+ 17. cxd3 exd3 18. Qxd3 Nc5 19. Qc2 Be4 20. Nxe6
fxe6 21. Rxd8+ Rxd8 22. Bxc5 Bxc2 23. Bxf8 Kxf8 24. Kxc2 hxg5 25. fxg5 Rxh4)
14. hxg5 hxg5 15. Bg2 $146 ({RR} 15. exd5 Nxd5 16. Bxg5 Qa5 ({RR} 16... Qa5 17.
Bg2 Rxh1 18. Rxh1 Qxa2 19. Rh8 Rc8 20. Nf5 Nc5 21. Rxf8+ Kxf8 22. Bh6+ Ke8 23.
Nd6+ Kd7 24. Nxc8 Kxc8 25. Qd4) 17. Bg2 Rxh1 18. Rxh1 Qxa2 19. Rh8 Rc8 20. Nf5
Nc5 21. Rxf8+ Kxf8 22. Bh6+ Ke8 23. Nd6+ Kd7 24. Nxc8 Kxc8 25. Qd4 Qa5 26. Bf8
Nd7 27. Bd6 Bc6 28. Bf1 Kb7 29. Nd2 Qa1+ {Leko,P (2694)-Topalov,V (2700)
Linares 1999 1/2-1/2 (53)}) ({RR} 15. exd5 Nxd5 16. Bxg5 Qb6 17. Bg2 Rxh1 18.
Bxh1 ({RR} 18. Rxh1 Bg7) 18... Rc8 19. Re1 ({RR} 19. f4 Nc3 20. Re1 Nxa2+ 21.
Kd1 Bxh1 22. Rxh1 Bg7) ({RR} 19. Nb3 a5 20. f4 a4 21. Nd4 Nc3) 19... Qa5 ({RR} 
19... Bg7 20. Nf5 Be5 21. f4) ({RR} 19... Rc4 20. Nf5 b3 21. axb3 Qxb3 22. Nc3
Rxc3 23. Qxc3) 20. f4 ({RR} 20. a3 Qb6 ({RR} 20... Nc3 21. Nxe6) ({RR} 20...
N7b6 21. b3 Nc3 22. a4 Nbd5) 21. a4 Nc5) 20... Qxa2 21. f5 Nc5 ({RR} 21... e5
22. Qh2 Qc4 ({RR} 22... Bg7 23. Qh7)) ({RR} 21... Nc3 22. bxc3 bxc3 23. Nxc3
Qa1+ 24. Nb1 Ba3+ 25. Kd1 Qxb1+ 26. Ke2) 22. fxe6 ({RR} 22. Bxd5 Bxd5 23. fxe6
fxe6 24. Bf6 Qa1 25. b3 Bd6) 22... Bg7 ({RR} 22... fxe6 23. Rxe6+ ({RR} 23.
Nxe6 Nb3+) ({RR} 23. Rf1 Bg7) 23... Nxe6 24. Nxe6 Qc4 25. Nxf8 Kxf8 26. Bh6+
Ke8) 23. exf7+ Kxf7 24. Bxd5+ ({RR} 24. Rf1+ Kg8 25. Bf6 Nxf6 26. Bxb7 Rd8) ({
RR} 24. Qf2+ Kg8 25. Qf5 Bxd4 ({RR} 25... Rf8 26. Qg6 Na4 27. Bxd5+ Bxd5 28.
Nf5 Qxb2+ 29. Kd2) 26. Qg6+ ({RR} 26. Bxd5+ Qxd5 27. Qg6+ Bg7 28. Re8+ Rxe8 29.
Qxe8+ Bf8 30. Qg6+) 26... Bg7 27. Re8+ Rxe8 28. Qxe8+ Kh7 ({RR} 28... Bf8 29.
Bh6 Nd7 30. Qg6+ Kh8 31. Be4) 29. Qh5+) 24... Qxd5 25. Re7+ ({RR} 25. Rf1+ Kg6
26. Be3 Bxd4) 25... Kg8 ({RR} 25... Kf8 26. Qf4+ Kg8 27. Rxg7+ Kxg7 28. Nf5+)
26. Rxg7+ ({RR} 26. Nc3 Qh1+ 27. Re1 bxc3 28. bxc3 Qh3) 26... Kxg7 27. Nc3 ({RR
} 27. Nf5+ Qxf5 ({RR} 27... Kf8 28. Bh6+ Kf7 29. Nd6+) 28. gxf5 ({RR} 28. Qd4+
Kg8 29. gxf5 Nb3+) 28... Nb3+ 29. Kd1 Bf3+ 30. Ke1 Nxd2 31. Nxd2 Bg4) 27...
bxc3 ({RR} 27... Qh1+ 28. Nd1 Bf3 ({RR} 28... Be4 29. Ne6+) 29. Be7 Bxd1 ({RR} 
29... Ne4 30. Nf5+ Kh7 31. Qd4 Qxd1+ 32. Qxd1 Bxd1 33. Kxd1) 30. Qg5+ ({RR} 30.
Qxd1 Nd3+ 31. Kd2 Qxd1+ 32. Kxd1 Nxb2+) 30... Kf7 31. Qf6+ Ke8 32. Qg6+ Kxe7
33. Nf5+ Kd8 34. Qd6+ Nd7 35. Qe7+ Kc7 36. Qd6+ Kb7 37. Qxd7+ Kb8 38. Qd6+) 28.
Nf5+ Kf7 ({RR} 28... Kh7 29. Qh2+ Kg8 30. Ne7+) ({RR} 28... Kf8 29. Bh6+ Ke8
30. Nd6+ ({RR} 30. Qxd5 Bxd5 31. Nd6+) 30... Kd7 31. Qxd5 Bxd5 32. Nxc8 cxb2+
33. Kxb2 Kxc8) ({RR} 28... Qxf5 29. Qxc3+) 29. Qxd5+ Bxd5 {Anand,V (2781)
-Kasparov,G (2812) Linares 1999 CBM 070 [Ftacnik,L] 0-1 (50)}) 15... Rxh1 16.
Rxh1 dxe4 17. fxe4 Nxe4 18. Bxe4 Bxe4 19. Bxg5 Qa5 20. Re1 Bd5 21. a3 Rc8 22.
Re2 Qa4 23. axb4 Bxb4 24. Qf4 Nc5 25. Re3 Nb3+ 26. Nxb3 Bxb3 27. c3 Bd1 28. Qe4
Be7 29. Bxe7 Kxe7 30. Re1 Qxe4 31. Rxe4 Bf3 32. Ra4 Rh8 33. Kd2 Bb7 34. Rb4 Bc8
35. Ke3 e5 36. Nd2 Rh4 37. Nf3 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Braga, Cicero Nogueira"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2444"]
[BlackElo "2421"]
[PlyCount "25"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. g3 e5 2. c4 Nf6 3. Bg2 Nc6 4. Nc3 g6 5. d3 Bg7 6. e4 d6 7. Nge2 O-O 8. O-O
Ne8 9. Be3 Nd4 ({RR} 9... f5 10. exf5 Bxf5 11. h3 Nf6 12. Qd2 Kh8 13. d4 Qe7
14. Rae1 Qf7 15. d5 Na5 16. b3 h5 17. f4 Qd7 18. fxe5 dxe5 19. Kh2 b6 20. Ng1
Rae8 21. Nf3 Nb7 22. Bg1 Nh7 23. Nh4 Bf6 24. Ne4 {Lobron,E (2515)-Tatai,S 
(2435) Rome 1983 0-1 (40)}) 10. f4 c6 ({RR} 10... f5 11. exf5 Nxf5 12. Bf2 c6
13. fxe5 Bxe5 14. d4 Bg7 15. Qd3 Nf6 16. h3 Ne7 17. Rae1 Bf5 18. Qd2 d5 19. g4
Be6 20. Nf4 Bf7 21. c5 Qd7 22. Nd3 Rae8 23. Ne5 Qc8 24. Nxf7 Rxf7 25. Bg3 {
Linares Napoles,O (2215)-Shukhman,A (1866) chess.com INT 2020 0-1 (49)}) 11.
Qd2 Nc7 12. Rf2 $146 ({RR} 12. h3 a6 13. g4 Nxe2+ 14. Nxe2 exf4 15. Bxf4 Ne6
16. Be3 b5 17. cxb5 axb5 18. Bh6 Bxh6 19. Qxh6 Qg5 20. Qxg5 Nxg5 21. Rf6 Ne6
22. e5 d5 23. a3 b4 24. a4 Ba6 25. Rd1 Rfe8 26. Nc1 Bb7 {Mende,A (2138)-Tuncer,
U (2346) Germany 2015 0-1 (49)}) 12... f5 13. Raf1 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Campuano Neto, Fausto"]
[Black "Caldeira, Adriano"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2205"]
[BlackElo "2285"]
[PlyCount "42"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. Nf3 Nc6 7. Be3 Qh5 ({
RR} 7... e5 8. h3 Bxf3 9. Qxf3 exd4 10. O-O-O dxc3 11. Bh6 gxh6 12. h4 Be7 13.
Rhe1 cxb2+ 14. Kb1 O-O {0-1 (14) Bellon Lopez,J (2350)-Biriescu,I (2390)
Bucharest 1978}) ({RR} 7... O-O-O 8. Qd2 Bxf3 9. gxf3 e5 10. d5 Bb4 11. O-O-O
Ne7 12. Qd3 Bxc3 13. bxc3 Rd6 14. Bb3 Rhd8 15. c4 c6 16. c5 Rxd5 17. Bxd5 Rxd5
18. Qb3 Nf5 19. c4 Nxe3 20. fxe3 Rxd1+ 21. Rxd1 Qxc5 22. Qd3 {Lakshmi,C (1968)
-Reprintsev,A (2353) chess.com INT 2022 0-1 (51)}) 8. Bb5 $146 ({RR} 8. Be2
O-O-O 9. h3 e5 10. O-O exd4 11. hxg4 Nxg4 12. Bf4 dxc3 13. Qc1 Bd6 14. Nh2 Bxf4
15. Qxf4 Qxh2+ 16. Qxh2 Nxh2 17. Kxh2 cxb2 18. Rab1 Rd2 19. Bg4+ Kb8 20. Rxb2
b6 21. Bf3 Ne5 22. Be4 f5 {Kohlschmidt,C (1826)-Bakhmatov,E (2246) Dresden
2001 0-1 (52)}) ({RR} 8. Be2 O-O-O 9. Qd3 e5 10. Qc4 exd4 11. Nxd4 Nxd4 12.
Bxd4 Bxe2 13. Nxe2 Rxd4 14. Nxd4 Bd6 15. Ne2 Re8 16. f3 Qe5 17. c3 Qe3 18. Rd1
Bc5 19. Rf1 Nd7 20. Qd3 Qe6 21. f4 Nf6 22. Rd2 Ne4 {Bjarnason,V (1895)
-Weichelt,J (2132) Reykjavik 2015 1/2-1/2 (34)}) 8... e6 9. Qe2 Bb4 10. Bxc6+
bxc6 11. Bd2 O-O 12. Ne4 Nxe4 13. Qxe4 Bxf3 14. Qxf3 Bxd2+ 15. Kxd2 Qg5+ 16.
Ke1 Rad8 17. Qxc6 Rxd4 18. g3 Qf5 19. f4 Rfd8 20. Kf2 Rd2+ 21. Ke3 R8d3+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Morais Pinto, Pedro Jorge"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2410"]
[BlackElo "2121"]
[PlyCount "73"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6 5. Bg5 Ne4 6. Bf4 ({RR} 6. h4 Bg7 7. e3
h6 8. Bf4 Bg4 9. Qb3 Qb6 10. cxd5 Qxb3 11. axb3 Nxc3 12. bxc3 cxd5 13. Bxb8
Rxb8 14. Bb5+ Bd7 15. Bxd7+ Kxd7 16. Rxa7 Rhc8 17. Kd2 Kc6 18. Rha1 Kb6 19. Kd3
Re8 20. R7a5 Rbd8 {Kovalenko,I (2674)-Hajiyev,K (2197) chess.com INT 2023 1-0 
(57)}) 6... Nxc3 ({RR} 6... Bg7 7. e3 Nxc3 8. bxc3 O-O 9. Qb3 Qa5 10. cxd5 cxd5
11. Be2 Nd7 12. O-O Nb6 13. Bg5 f6 14. Bf4 Be6 15. e4 Bf7 16. e5 Rac8 17. exf6
Bxf6 18. Rfc1 Qa4 19. Ne5 Qxb3 20. axb3 a6 21. Bg4 {Khotenashvili,B (2513)
-Huang,Q (2473) Sochi 2015 1/2-1/2 (33)}) 7. bxc3 dxc4 8. a4 b5 $146 ({RR} 8...
Qa5 9. Qc1 Bg7 10. e3 Qd5 11. a5 Bf5 12. Nd2 Bd3 13. Bxd3 Qxg2 14. Be4 Qh3 15.
Qb2 Qd7 16. Nxc4 f6 17. Rb1 Qe6 18. Nd2 Nd7 19. Qxb7 O-O 20. Bxc6 Qf5 21. Qxd7
{1-0 (21) Rivera,I (2208)-Onate,A (1818) San Andres Isla 2015}) ({RR} 8... Qa5
9. e4 Qxc3+ 10. Bd2 Qb3 11. Qc1 Qb6 12. Bxc4 Bg7 13. a5 Qd8 14. Bh6 O-O 15. h4
e6 16. h5 g5 17. Bxg5 f6 18. h6 Bh8 19. Bf4 Na6 20. Qa3 Nc7 21. Bd6 Re8 22. Rh3
Nb5 23. Rg3+ {Esen,B (2568)-Velikov,P (2416) Golden Sands 2012 1-0}) 9. Qb1 Qb6
10. e4 Bg7 11. axb5 Qxb5 12. Qa2 Qb3 13. Bxc4 Qxa2 14. Rxa2 Nd7 15. Bc7 a6 16.
O-O Ra7 17. Ba5 O-O 18. Bb4 Nb6 19. Bc5 Nxc4 20. Bxa7 Nd6 21. Bc5 Nxe4 22. Bxe7
Nxc3 23. Bxf8 Nxa2 24. Bxg7 Kxg7 25. Rb1 a5 26. Rb8 Ba6 27. Nd2 Nc3 28. Ra8 Bb5
29. Rxa5 Ne2+ 30. Kh1 Nxd4 31. Ne4 f5 32. Ra7+ Kh6 33. Nf6 Kg5 34. Nxh7+ Kf4
35. Re7 c5 36. h3 c4 37. Kg1 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Dumont, Sadi Glasser"]
[Black "Loureiro, Luiz R Vasconcelos"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2404"]
[BlackElo "2353"]
[PlyCount "121"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Nf6 7. O-O Nbd7 8.
d4 dxe4 9. Nxe4 Be7 10. Rd1 O-O ({RR} 10... Nxe4 11. Qxe4 Qc7 12. c4 O-O 13.
Bf4 Bd6 14. Bg5 Rfe8 15. Rac1 Qa5 16. c5 Be7 17. Bd2 Qd8 18. Bf4 Bg5 19. b4 a6
20. a4 Nf6 21. Bxg5 Nxe4 22. Bxd8 Rexd8 23. g3 g6 24. Bf3 Nf6 25. b5 {
Kourkoulos Arditis,S (2520)-Bilan,D (2303) chess.com INT 2023 0-1 (54)}) 11. c4
Nxe4 12. Qxe4 Re8 13. b3 $146 ({RR} 13. Bf4 Qb6 14. Qc2 Bf6 15. c5 Qd8 16. b4
Nf8 17. Bd6 Qd7 18. Rab1 b5 19. a4 a6 20. Bf3 Ng6 21. Qe4 Rac8 22. axb5 axb5
23. Ra1 Be7 24. Bg3 Bf6 25. Bd6 Be7 26. Be5 Bf8 27. Ra6 Ne7 {Narayanan,S (2618)
-Le Quang Liem (2709) lichess.org INT 2020 1-0 (37)}) ({RR} 13. Bf4 Qb6 14. Qc2
Bf6 15. c5 Qd8 16. b4 Nf8 17. Bd6 Qd7 18. Rab1 b5 19. a4 a6 20. Bf3 Ng6 21. Qe4
Rac8 22. axb5 axb5 23. Ra1 Be7 24. Bg3 Bf6 25. Bd6 Be7 26. Be5 Bf8 27. Ra6 Ne7
{Narayanan,S (2618)-Le Quang Liem (2709) lichess.org INT 2020 1-0 (37)}) 13...
a5 14. Bb2 Bf6 15. Qc2 Qc7 16. Rd2 Rac8 17. Rad1 Qb6 18. Bf3 Qb4 19. a4 Qb6 20.
Bc3 Nb8 21. Re2 Na6 22. Be4 g6 23. c5 Qc7 24. Qd2 Nb4 25. Bxb4 axb4 26. Qxb4
Red8 27. g3 Rd7 28. Red2 Ra8 29. Kg2 h5 30. h4 Qd8 31. Qc4 Kg7 32. Rd3 Qe7 33.
Bf3 Qd8 34. R1d2 Ra7 35. Bd1 Re7 36. b4 Qd5+ 37. Qxd5 exd5 38. b5 Re8 39. b6
Raa8 40. Re3 Rxe3 41. fxe3 Be7 42. Ra2 Ra5 43. Kf2 f5 44. Ke2 Kf7 45. Kd3 Ke6
46. Kc3 Kd7 47. Kb4 Ra8 48. a5 Bf8 49. Be2 Bh6 50. Ra3 Kc8 51. a6 bxa6 52.
Bxa6+ Kd7 53. Ka5 Rb8 54. Rb3 Re8 55. b7 Kc7 56. b8=Q+ Rxb8 57. Rxb8 Kxb8 58.
Kb6 Bxe3 59. Kxc6 Bxd4 60. Kxd5 Bf2 61. Bb5 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Leitao, Rafael Duailibe"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2581"]
[BlackElo "2283"]
[PlyCount "83"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. O-O-O O-O-O 14. Ne4
e6 15. g3 Nxe4 16. Qxe4 Bd6 17. c4 Nf6 18. Qc2 c5 19. d5 Rhe8 ({RR} 19... exd5
20. cxd5 Kb8 21. Bc3 Rhe8 22. Bxf6 gxf6 23. Nh4 Re5 24. Nf5 Bf8 25. d6 Bxd6 26.
Nxh6 c4 27. Nf5 c3 28. Nxd6 Rxd6 29. Rxd6 Qxd6 30. h6 Qd5 31. Qd1 cxb2+ 32.
Kxb2 Qb5+ 33. Ka1 Rd5 34. Qc1 {Quparadze,G (2462)-Sulashvili,M (2381) Tbilisi
GEO 2019 1-0 (41)}) 20. Bc3 Kb8 21. Kb1 Ka8 $146 ({RR} 21... Rd7 22. Bxf6 gxf6
23. dxe6 fxe6 24. Qg6 Red8 25. Qxh6 Bxg3 26. Rxd7 Qxd7 27. fxg3 Qd3+ 28. Ka1
Qxf3 29. Qf4+ Qxf4 30. gxf4 Kc7 31. Kb1 Rd7 32. Kc2 Kd8 33. h6 Rh7 34. Kd3 f5
35. a3 Ke7 36. b4 {Gastiaburo,H (2207)-Tournier,M (2085) Ezeiza 2001 1-0 (62)})
22. a3 Rb8 23. Rhe1 Nxh5 24. dxe6 fxe6 25. Qg6 Nf6 26. Bxf6 gxf6 27. Qxf6 Rf8
28. Qc3 Qc6 29. Rd3 Bc7 30. Re2 b5 31. cxb5 Rxb5 32. Nd2 Ba5 33. Qc2 Bxd2 34.
Rexd2 Rfb8 35. Rd8 c4 36. R2d6 Qf3 37. Rxb8+ Rxb8 38. Qxc4 Qf5+ 39. Ka2 Qf6 40.
Qc6+ Rb7 41. Rd2 Qe7 42. Rd3 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Vescovi, Giovanni P"]
[Result "1/2-1/2"]
[ECO "D71"]
[WhiteElo "2543"]
[BlackElo "2585"]
[PlyCount "29"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. d4 g6 4. c4 c6 5. cxd5 cxd5 6. Nc3 Bg7 7. Nh3 O-O 8. Nf4
Nc6 9. O-O e6 10. e3 b6 ({RR} 10... Bd7 11. a4 Rc8 12. Bd2 Nb4 13. Nb5 a5 14.
Bxb4 axb4 15. Qb3 Qa5 16. Nd6 Rc7 17. Nd3 Ra8 18. Ne5 Bxa4 19. Qd3 Qa6 20. Qxa6
Rxa6 21. Ndxf7 Rxf7 22. Nxf7 Kxf7 23. Rfc1 Rc6 24. Rxc6 Bxc6 25. f3 {Aradhya,G
(2198)-Stribuk,A (2264) chess.com INT 2021 1/2-1/2 (69)}) 11. b3 Ba6 12. Ba3
$146 ({RR} 12. Re1 Qd7 13. Ba3 Rfc8 14. Rc1 Rc7 15. Bf1 Bxf1 16. Rxf1 Na5 17.
Qd3 Rac8 18. Nfe2 Bf8 19. Bxf8 Kxf8 20. Nb5 Rxc1 21. Rxc1 Rxc1+ 22. Nxc1 Ne4
23. f3 {1/2-1/2 (23) Stoltz,G-Carls,C Sopot 1935}) ({RR} 12. Re1 Rc8 13. Ba3
Re8 14. Rc1 Bf8 {1/2-1/2 (14) Szabados,E-Dunkelblum,A Venice 1953}) 12... Bxf1
13. Bxf8 Bxg2 14. Bxg7 Kxg7 15. Kxg2 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Mercadante, Ricardo Rodrigues"]
[Black "Bastos Neto, Werton"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2318"]
[PlyCount "93"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Ne7 5. Rb1 c6 6. e4 d6 7. Nge2 Be6 8. d3
Qd7 $146 ({RR} 8... f5 9. O-O O-O 10. Qc2 Qd7 11. b3 d5 12. exd5 cxd5 13. Ba3
Rc8 14. Bxe7 Qxe7 15. Nxd5 Qd7 16. Qd2 Nc6 17. f4 Re8 18. fxe5 Nxe5 19. d4 Ng4
20. h3 Nf6 21. Nxf6+ Bxf6 22. Rbd1 Rac8 23. g4 {Hoffman,A (2445)-Perez
Candelario,M (2064) Ourense 2008 1-0}) 9. b3 Na6 10. O-O Bh3 11. d4 Bxg2 12.
Kxg2 exd4 13. Nxd4 O-O 14. Ba3 Rfe8 15. Qd2 Rad8 16. Rbd1 Nc7 17. f4 d5 18.
cxd5 cxd5 19. Bxe7 Rxe7 20. e5 Ne6 21. Nxe6 fxe6 22. Qd4 b5 23. Ne2 Qb7 24. Rc1
Rdd7 25. Rc2 Rc7 26. Rfc1 Rxc2 27. Rxc2 Rc7 28. Rxc7 Qxc7 29. Qc3 Qxc3 30. Nxc3
a6 31. Ne2 Bf8 32. Nd4 Kf7 33. Nf3 h6 34. Kf2 Bc5+ 35. Ke2 Be7 36. Kd3 g5 37.
fxg5 Bxg5 38. h4 Bd8 39. h5 Bb6 40. g4 Bd8 41. a4 b4 42. Nd4 Bb6 43. Nc6 a5 44.
Ke2 Ke8 45. Kf3 Kf7 46. Kf4 Kg7 47. Kf3 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Pelikian, Jefferson"]
[Black "Coelho, Luis Henrique"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2410"]
[BlackElo "2272"]
[PlyCount "160"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Na3 g6 6. Qb3 Nb6 7. d4 cxd4 8. cxd4
Bg7 9. Bf4 d5 ({RR} 9... d6 10. Rd1 O-O 11. Be2 Be6 12. d5 Nxd5 13. Rxd5 Bxd5
14. Qxd5 dxe5 15. Qxd8 Rfxd8 16. Bc1 Nb4 17. Bc4 Rac8 18. Ke2 b5 19. Bb3 a6 20.
Ng5 e6 21. Nxe6 fxe6 22. Bxe6+ Kf8 23. Bxc8 Rxc8 24. Bd2 {Lajthajm,B (2412)
-Stribuk,A (2215) Novi Sad SRB 2021 1/2-1/2 (62)}) 10. Bb5 $146 ({RR} 10. exd6
exd6 11. d5 Qe7+ 12. Be2 Ne5 13. O-O O-O 14. Nxe5 Bxe5 15. Bxe5 Qxe5 16. Bf3
Bd7 17. Rfe1 Qf6 18. Nb5 Bxb5 19. Qxb5 Rac8 20. Rac1 Qf4 21. Rxc8 Rxc8 22. Qe2
Rc1 23. h3 Nc4 24. b3 Rxe1+ {Heidenfeld,W-Ghitescu,T Siegen 1970 0-1 (32)}) ({
RR} 10. Be2 Bg4 11. Qe3 O-O 12. O-O Qd7 13. h3 Bxf3 14. Bxf3 Nb4 15. Bg4 e6 16.
Be2 Rfc8 17. Qb3 Qa4 18. Rac1 Qxb3 19. axb3 a6 20. Rxc8+ Rxc8 21. Rc1 Rxc1+ 22.
Bxc1 Nd7 {1/2-1/2 (22) Heidenfeld,W-Eliskases,E Malaga 1961}) 10... Bd7 11. Qe3
Rc8 12. O-O a6 13. Bxc6 Rxc6 14. Rac1 O-O 15. b3 Rxc1 16. Rxc1 Bg4 17. Ne1 Nd7
18. h3 Be6 19. Nb1 Qa5 20. a3 Qb6 21. Nd2 Nb8 22. Nd3 Rc8 23. Nc5 Qc6 24. Nf3
b6 25. Nxe6 Qxe6 26. Rxc8+ Qxc8 27. e6 Nc6 28. exf7+ Kxf7 29. Be5 Nxe5 30. dxe5
Qf5 31. Qxb6 Bxe5 32. Qxa6 Bd6 33. b4 Qb1+ 34. Qf1 Qb2 35. Qd1 Qxa3 36. Qxd5+
Kf8 37. g3 Qxb4 38. Ng5 Qb1+ 39. Kg2 Qf5 40. Nxh7+ Kg7 41. Qxf5 gxf5 42. Ng5
Kg6 43. Nf3 e5 44. Kf1 Kf6 45. Ke2 Bc5 46. Nd2 Bd4 47. Nc4 Ke6 48. Ne3 Kf6 49.
g4 fxg4 50. Nxg4+ Kg5 51. Kf3 Kh4 52. Kg2 Bb2 53. Nf6 Kg5 54. Ne4+ Kf4 55. Ng3
Ba3 56. Ne2+ Kf5 57. Kg3 Bb4 58. Ng1 e4 59. Ne2 Bd6+ 60. Kg2 Be5 61. Ng3+ Kf4
62. Ne2+ Kf5 63. Kf1 Kg5 64. Kg1 Kh4 65. Kg2 Kg5 66. Nc1 Kf4 67. Kf1 Kf3 68.
Ne2 e3 69. Ng1+ Kf4 70. Ne2+ Kf3 71. Ng1+ Kf4 72. fxe3+ Kxe3 73. Kg2 Bd6 74. h4
Kf4 75. Kh3 Be5 76. Ne2+ Kf3 77. Nc1 Kf4 78. Nd3+ Kf5 79. Nc5 Bd6 80. Nd3 Be7
1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "3"]
[White "Tsuboi, Edson Kenji"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2341"]
[BlackElo "2207"]
[PlyCount "113"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 {Psakhis,L} c5 2. Nf3 d6 3. Bc4 e6 4. O-O Nf6 5. Re1 Nc6 ({RR} 5... a6 6.
Bb3 Nc6 7. c3 d5 8. exd5 Nxd5 9. d4 cxd4 10. Nxd4 Nde7 11. Be3 Nxd4 12. Qxd4
Qxd4 13. Bxd4 b5 14. Nd2 Nc6 15. Be3 Bb7 16. Ne4 Na5 17. Bc2 Nc4 18. Bc1 Rc8
19. Bd3 h6 20. Bf1 {Yudasin,L (2558)-Nakamura,H (2520) New York 2003 1-0 (135)}
) 6. Bb3 ({RR} 6. c3 Be7 7. d4 O-O 8. e5 dxe5 9. dxe5 Qxd1 10. Rxd1 Nd7 11. Bf4
a6 12. a4 Na5 13. Bd3 c4 14. Be4 Nc5 15. Bc2 Nab3 16. Ra2 Rd8 17. Rxd8+ Bxd8
18. Nbd2 Nxd2 19. Nxd2 Bd7 20. Nxc4 Rc8 {Lima,A (2030)-Modric,N (2161) chess.
com INT 2023 1-0}) 6... Be7 7. c3 Bd7 $146 ({RR} 7... O-O 8. d4 b5 ({RR} 8...
cxd4 9. cxd4 e5 10. h3 h6 11. Nc3 Re8 12. Be3 Bf8 13. Qd3 Bd7 14. Rad1 Na5 15.
Bc2 Rc8 16. Bb1 Nc4 17. Bc1 Qc7 18. b3 Nb6 19. Bb2 g6 20. a4 a6 21. Rc1 Qb8 22.
a5 Na8 23. Na4) ({RR} 8... b6 9. Nbd2 Bb7 10. Nf1 cxd4 11. cxd4 Rc8 12. Ng3 d5
13. e5 Ne4 14. Nxe4 dxe4 15. Rxe4 Na5 16. Rg4 Nxb3 17. axb3 f5 18. exf6 Bxf6
19. Be3 Rc7 20. Ng5 Bd5 21. Qd3 g6 22. h4 Kh8 23. Re1) 9. Qe2 ({RR} 9. Bg5 h6
10. Bh4 Bb7 11. Nbd2 g5 12. Bg3 g4 13. e5 gxf3 14. exf6 Bxf6 15. Ne4 cxd4 16.
Nxd6 Na5 17. Bc2 Bg7 18. Qd3 f5 19. Nxb7 Nxb7 20. Qxb5 Qd5 21. Qxd5 exd5 22.
Bb3 Rad8 23. cxd4 f4) 9... b4 ({RR} 9... Qb6) 10. e5 Nd5 11. c4 ({RR} 11. dxc5)
11... Nb6 12. exd6 ({RR} 12. dxc5 dxc5 13. Rd1 Qc7 14. Bc2 Bb7) 12... Bxd6 13.
dxc5 Bxc5 14. Nbd2 Bb7 15. Bc2 ({RR} 15. Ne4 Nd4 ({RR} 15... Be7 16. Bf4) 16.
Nxd4 Bxd4 17. Rd1 e5 18. Be3) 15... Nd4 16. Nxd4 Qxd4 ({RR} 16... Bxd4 17. Nb3)
17. Nb3 Qd6 18. Na5 ({RR} 18. Bxh7+ Kxh7 19. Qh5+ Kg8 20. Nxc5 Bd5 21. Ne4 Bxe4
22. Rxe4) 18... Ba6 19. Bg5 Rac8 ({RR} 19... Qc7) 20. Rad1 Qc7 21. Qe4 g6 22.
Bf4 {Hansen,S (2555)-Langheinrich,F (2363) Germany 2003 CBM 094 [Psakhis,L]
1-0 (32)} {RR} Qe7) ({RR} 7... O-O 8. d4 d5 9. e5 Nd7 10. Nbd2 cxd4 11. cxd4
Qb6 12. Nf1 f6 13. exf6 Nxf6 14. Ng3 Bd7 15. Bc2 Bd6 16. a3 Rae8 17. Bg5 Ng4
18. Be3 Nxe3 19. Rxe3 Bf4 20. Re1 Rf7 21. b4 Ref8 22. Qd3 {Bauer,T (2345)
-Hansen,J Kecskemet 1991 0-1 (36)}) 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nc3
Nxc3 12. bxc3 Na5 13. Re3 Rc8 14. Nd2 Bb5 15. Qh5 Qd7 16. Rf3 Bf8 17. Qg5 Qd8
18. Qf4 Qd7 19. Bc2 Rc7 20. Rg3 Ba4 21. Nb3 Nc4 22. Bd3 b6 23. Rb1 Bb5 24. Qf3
Ba6 25. h4 Qa4 26. h5 Na3 27. Bxa3 Qxa3 28. Bxa6 Qxa6 29. Rb2 Qb5 30. Qe3 a5
31. Rb1 Qa6 32. Nd2 a4 33. Qf3 g6 34. Qf6 Rg8 35. hxg6 Rxg6 36. Rxg6 hxg6 37.
Qf3 Bh6 38. Rd1 Qb5 39. Rb1 Qc6 40. Nf1 Qxc3 41. Qd1 Qc2 42. Qe1 Rc6 43. Qb4
Qc4 44. Qb2 Qc2 45. Qb5 Qc4 46. Qb2 Bg5 47. Ne3 Bxe3 48. fxe3 Qd3 49. Re1 Rc2
50. Qxb6 Qd2 51. Qb8+ Ke7 52. Qb7+ Ke8 53. Qb8+ Kd7 54. Qb7+ Kd8 55. Qb8+ Kd7
56. Qb7+ Kd8 57. Qb8+ 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Bastos Neto, Werton"]
[Black "Dumont, Sadi Glasser"]
[Result "0-1"]
[ECO "A36"]
[BlackElo "2404"]
[PlyCount "79"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. Nge2 e6 7. d3 Nge7 8. Be3
Nd4 9. O-O O-O 10. Qd2 Rb8 11. Bh6 Bxh6 ({RR} 11... a6 12. Bxg7 Kxg7 13. Nxd4
cxd4 14. Ne2 e5 15. h4 Ng8 16. Rfc1 b6 17. b4 Bg4 18. Rc2 Qe7 19. a4 Bxe2 20.
Qxe2 a5 21. Qd2 Qa7 22. Rb2 Ne7 23. b5 Ng8 24. Bh3 Qe7 25. Rf1 Nh6 26. Qd1 {
Schulz,S (2056)-Schoene,M (2194) Germany GER 2023 0-1 (46)}) 12. Qxh6 Nec6 ({RR
} 12... Nxe2+ 13. Nxe2 b5 14. b3 Nc6 15. f4 Nd4 16. Nxd4 cxd4 17. g4 f5 18.
exf5 exf5 {1/2-1/2 (18) Miezis,N (2547)-Leko,P (2720) Porto Carras 2011}) 13.
Qd2 $146 ({RR} 13. Rab1 b5 14. Nxd4 Nxd4 15. cxb5 Nxb5 16. Nxb5 Rxb5 17. Rfd1
Qb6 18. Qf4 e5 19. Qf6 Bg4 20. Rdc1 Rxb2 21. Rxb2 Qxb2 22. Qg5 f6 23. Qe3 Qxa2
24. Qe1 Rb8 25. h3 Be6 26. Kh2 Qb2 27. Ra1 Qb4 {Fraser,M (2161)-Ward,C (2509)
St Helier 2000 0-1}) 13... a6 14. Nxd4 cxd4 15. Ne2 b5 16. b3 bxc4 17. bxc4 e5
18. f4 f6 19. fxe5 fxe5 20. Rxf8+ Qxf8 21. Rf1 Qe7 22. Qh6 Rb7 23. Nc1 Nd8 24.
Rf2 Rb1 25. Qd2 Nf7 26. Rf1 Kg7 27. Nb3 Rxf1+ 28. Bxf1 Ng5 29. Bg2 Bg4 30. h4
Nf7 31. Qc1 Be6 32. c5 dxc5 33. Qxc5 Qb7 34. Qc2 Qb4 35. Nc5 Qe1+ 36. Kh2 Bc8
37. Bh3 Bxh3 38. Kxh3 Qh1+ 39. Kg4 Nh6+ 40. Kg5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Caldeira, Adriano"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2285"]
[BlackElo "2543"]
[PlyCount "90"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. Qf3 Nge7 7. Ne2 Be6 8.
Bf4 Ng6 9. Bxd6 Qxd6 10. Qg3 Qd7 11. Nd2 ({RR} 11. h4 O-O-O 12. Nd2 Kb8 13.
O-O-O Bf5 14. Rde1 h5 15. Bxf5 Qxf5 16. Qf3 Qxf3 17. Nxf3 Rde8 18. g3 f6 19.
Nfg1 Nd8 20. Nh3 Ne6 21. Kd2 Kc8 22. Nc1 Kd7 23. Nd3 b6 24. Re2 c5 25. dxc5
Nxc5 {Ivkov,B (2460)-Mariotti,S (2445) Chianciano 1989 1-0 (49)}) 11... Nce7
12. Nf1 $146 ({RR} 12. Nf4 Nf5 13. Bxf5 Bxf5 14. O-O O-O 15. Rfe1 Rfe8 16. Nf1
Qd6 17. Nxg6 Qxg3 18. Ne7+ Rxe7 19. Nxg3 Rxe1+ 20. Rxe1 Be6 {1/2-1/2 (20)
Dejonghe,B-Mack,P Norwich 1972}) ({RR} 12. Nf4 Nf5 13. Bxf5 Bxf5 14. Qe3+ Ne7
15. O-O O-O-O 16. Rfe1 Rde8 17. Nf1 h5 18. Qd2 g5 19. Nd3 f6 20. Re3 Ng6 21.
Rae1 b6 22. Rxe8+ Rxe8 23. Rxe8+ Qxe8 24. Ne3 Be6 25. Qe2 Ne7 26. Nb4 a5 {
Gouret,T (2296)-Vareille,F (2418) France 1998 0-1 (52)}) 12... Nf5 13. Bxf5
Bxf5 14. Ne3 Bd3 15. Nxd5 Qxd5 16. Qxd3 Qxg2 17. O-O-O O-O-O 18. Ng3 Kb8 19.
Qe4 Qxe4 20. Nxe4 Rhe8 21. Rde1 Nf4 22. Kd2 Ne6 23. Rhg1 Kc8 24. Ng5 Nxg5 25.
Rxg5 Rxe1 26. Kxe1 Re8+ 27. Kd2 g6 28. Re5 Kd7 29. Kd3 Re6 30. f4 Ra6 31. a3
Rb6 32. Re2 Rb5 33. Ke4 Rh5 34. Kf3 a5 35. a4 h6 36. Kg4 Rd5 37. Kf3 Rh5 38.
Kg4 Rd5 39. Kf3 b6 40. Re5 Rxe5 41. fxe5 Ke6 42. Ke4 c6 43. c4 c5 44. d5+ Kd7
45. Kd3 Ke7 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Coelho, Luis Henrique"]
[Black "Campuano Neto, Fausto"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2272"]
[BlackElo "2205"]
[PlyCount "119"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3
Qc7 9. a4 Be6 10. a5 Nbd7 11. Nd5 Nxd5 12. exd5 Bf5 13. c4 O-O 14. O-O Bg6 15.
Qd2 $146 ({RR} 15. Kh1 Rfe8 16. Nd2 f5 17. f4 Bf6 18. Ra2 exf4 19. Bxf4 Re7 20.
b4 Rae8 21. Nf3 Re4 22. Bg3 Bh5 23. Rc2 f4 24. Bf2 g5 25. Bd3 R4e7 26. c5 g4
27. Nd4 Bxd4 28. Bxd4 dxc5 29. d6 Qxd6 {Schnabel,R (2255)-Badestein,H (2156)
Germany 2002 1-0 (33)}) 15... e4 16. Rfc1 Nc5 17. Nd4 Bf6 18. Ra3 Qd7 19. h3 h5
20. Rc2 Qe7 21. b4 Nd3 22. f4 Bxd4 23. Bxd4 Qh4 24. Be3 Qg3 25. Bxd3 exd3 26.
Bf2 Qxf2+ 27. Kxf2 dxc2 28. Rc3 Rae8 29. c5 Bf5 30. g4 hxg4 31. hxg4 Bxg4 32.
Qxc2 Re2+ 33. Qxe2 Bxe2 34. Kxe2 Rd8 35. Kd3 dxc5 36. Rxc5 Kf8 37. Kd4 Ke7 38.
Rc7+ Rd7 39. Rxd7+ Kxd7 40. Kc5 Kc8 41. Kb6 g6 42. d6 f6 43. d7+ Kxd7 44. Kxb7
g5 45. fxg5 fxg5 46. b5 g4 47. bxa6 g3 48. a7 g2 49. a8=Q g1=Q 50. Qc8+ Ke7 51.
Qc7+ Ke8 52. a6 Qb1+ 53. Qb6 Qh7+ 54. Qc7 Qb1+ 55. Kc8 Qa2 56. Qc6+ Ke7 57. Qb6
Qg8+ 58. Kb7 Qg2+ 59. Ka7 Qe2 60. Qc5+ 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Di Berardino, Diego Rafael"]
[Black "Pelikian, Jefferson"]
[Result "0-1"]
[ECO "B75"]
[WhiteElo "2207"]
[BlackElo "2410"]
[PlyCount "52"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 d6 8. f3
Bd7 9. Qd2 Ne5 10. Bb3 Qc7 ({RR} 10... Rb8 11. Nde2 Qa5 12. f4 Nc6 13. O-O-O
O-O 14. Kb1 b5 15. Qd3 Nb4 16. Qd2 Nc6 17. Qd3 Nb4 {1/2-1/2 (17) Anisimov,P 
(2497)-Yevseev,D (2525) St Petersburg 2007}) ({RR} 10... a6 11. Bh6 O-O 12. h4
Bxh6 13. Qxh6 Kh8 14. O-O-O Rg8 15. Qd2 Rg7 16. f4 Neg4 17. Nf3 Qb6 18. e5 Nh5
19. exd6 exd6 20. Qxd6 Qxd6 21. Rxd6 Bc6 22. Ng5 Nh6 23. Re1 f6 24. Ne6 Re7 25.
Red1 {Zambrano,J (2140)-Rodriguez Naranjo,Y (1735) Santa Clara CUB 2018 1-0 
(42)}) 11. O-O-O $146 ({RR} 11. h4 Nc4 12. Bxc4 Qxc4 13. h5 O-O 14. hxg6 fxg6
15. O-O-O Rfc8 16. Bh6 Bh8 17. Rh4 b5 18. e5 b4 19. Nb1 dxe5 20. Nf5 Qf7 21.
Ne3 a5 22. a3 b3 23. Nc3 bxc2 24. Rdh1 Rxc3 25. Qxc3 e4 {Georgescu,V-Partos,C
Bucharest 1974 0-1 (34)}) 11... Nc4 12. Bxc4 Qxc4 13. Nde2 b5 14. Bd4 O-O 15.
Kb1 e5 16. Be3 b4 17. Nd5 Nxd5 18. exd5 a5 19. h4 a4 20. g4 e4 21. h5 b3 22.
cxb3 axb3 23. a3 exf3 24. Nd4 Bxg4 25. Rdg1 Bf5+ 26. Ka1 Qc5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "2410"]
[BlackElo "2581"]
[PlyCount "72"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 c5 6. a3 Ba5 7. Bg5 h6 8. Bh4 g5
9. Bg3 g4 10. Nd2 cxd4 11. Nb5 Ne4 12. O-O-O ({RR} 12. Nc7+ Kf8 13. Rd1 Nxd2
14. Rxd2 Bxd2+ 15. Kxd2 Bb7 16. Bd6+ Kg7 17. Qg3 Nc6 18. Qxg4+ Qg5+ 19. Qxg5+
hxg5 20. Nxa8 Bxa8 21. b4 Kf6 22. e3 dxe3+ 23. fxe3 Ne7 24. Bxe7+ Kxe7 25. h3
Kf6 26. Rg1 Ke5 {Gretarsson,H (2516)-Adams,M (2734) Reykjavik 2003 0-1 (58)})
12... Bxd2+ $146 ({RR} 12... Qg5 13. e3 Bxd2+ 14. Rxd2 Nxd2 15. Nc7+ Kd8 16.
Kxd2 Na6 17. Nxa8 Bb7 18. Qa4 dxe3+ 19. fxe3 Qa5+ 20. Qxa5 bxa5 21. b4 Bxa8 22.
Kc3 axb4+ 23. axb4 Nc7 24. b5 f6 25. Be2 e5 26. Ra1 Ne6 27. Rxa7 {Van Wely,L 
(2612)-Cardon,H (2396) Netherlands NED 2019 1/2-1/2 (40)}) ({RR} 12... Qg5 13.
e3 Bxd2+ 14. Rxd2 Nxd2 15. Nc7+ Kd8 16. Kxd2 Na6 17. Nxa8 Bb7 18. Qa4 dxe3+ 19.
fxe3 Qa5+ 20. Qxa5 bxa5 21. b4 Bxa8 22. Kc3 axb4+ 23. axb4 Nc7 24. b5 f6 25.
Be2 e5 26. Ra1 Ne6 27. Rxa7 {Van Wely,L (2612)-Cardon,H (2396) Netherlands NED
2019 1/2-1/2 (40)}) 13. Rxd2 Nxd2 14. Kxd2 O-O 15. Nc7 Na6 16. Nxa8 Bb7 17. Nc7
Nxc7 18. Bf4 e5 19. Bxh6 Re8 20. Qg3 Re6 21. Qxg4+ Rg6 22. Qh3 Ne6 23. Ke1 d5
24. Bd2 dxc4 25. Qf5 Qc7 26. h4 c3 27. Bc1 cxb2 28. Bxb2 e4 29. Kd2 Nc5 30. h5
e3+ 31. fxe3 Ne4+ 32. Kd1 Rf6 33. Qg4+ Kh7 34. Qh4 Bd5 35. g3 Bb3+ 36. Ke1 Qc2
0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2283"]
[BlackElo "2268"]
[PlyCount "82"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. g4 Be6 10. h4 d5 11. g5 Nh5 12. O-O-O Nxd4 13. Bxd4 dxe4 ({RR} 13...
Bxd4 14. Qxd4 dxe4 15. fxe4 Qc7 16. Bh3 Ng3 17. Bxe6 fxe6 18. Rhg1 Rf3 19. Kb1
Rc8 20. Rge1 a6 21. Qd7 Qxd7 22. Rxd7 b5 23. a3 Kf7 24. Ra7 Rf4 25. Re3 Nh5 26.
Rh3 Rf1+ 27. Ka2 Rf2 28. Rd3 {Yu,Z (1781)-Dong,H (1851) Hefei CHN 2023 1/2-1/2
(57)}) 14. Bxg7 Qxd2+ 15. Rxd2 e3 $146 ({RR} 15... Kxg7 16. Nxe4 Rad8 17. Rhh2
Bd5 18. Rhf2 Nf4 19. Nc5 f6 20. gxf6+ Kxf6 21. Rd4 Ne6 22. Nxe6 Bxe6 23. Ra4 a6
24. Rb4 Bd5 {1/2-1/2 (24) Psakhis,L (2560)-Smirin,I (2500) Klaipeda 1988}) ({RR
} 15... Kxg7 16. Nxe4 Rac8 17. Bh3 Bxh3 18. Rxh3 Rc7 19. Rh1 Rfc8 20. Rhd1 Nf4
21. a4 Ne6 22. b3 Nc5 23. Nxc5 Rxc5 24. c4 b5 25. axb5 Rxb5 26. Kb2 Rxc4 27.
Rd7 a5 28. R1d5 Rxd5 29. Rxd5 Rxh4 30. Rxa5 {Moro,L-Celestino,G Mar del Plata
1993 0-1 (46)}) 16. Bxf8 exd2+ 17. Kxd2 Kxf8 18. Bd3 Rd8 19. Kc1 f5 20. gxf6
exf6 21. Be4 Ng3 22. Re1 Nxe4 23. Rxe4 Kf7 24. Rb4 Rd7 25. Ne4 Bd5 26. Rd4 Bc6
27. Rxd7+ Bxd7 28. Nd6+ Ke7 29. Nxb7 Bc6 30. Nc5 Bxf3 31. Kd2 g5 32. Ke3 Bd5
33. hxg5 fxg5 34. Ne4 Bxe4 35. Kxe4 h5 36. b4 h4 37. c4 g4 38. Kf4 h3 39. Kg3
Kd6 40. a4 Kc6 41. Kh2 Kb7 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Loureiro, Luiz R Vasconcelos"]
[Black "Bittencourt, Jorge"]
[Result "0-1"]
[ECO "D97"]
[WhiteElo "2353"]
[BlackElo "2264"]
[PlyCount "90"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 {Ftacnik,L} Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7.
e4 a6 8. e5 b5 9. Qb3 Nfd7 10. Be3 ({RR} 10. e6) 10... c5 ({RR} 10... Nb6) 11.
e6 c4 ({RR} 11... fxe6 12. Qxe6+ Kh8 13. Qe4) 12. exf7+ ({RR} 12. Qc2 fxe6 13.
h4 e5 14. O-O-O Nc6 15. Qe4 Qc7 16. Nd5 Qb7 17. h5 Nf6 18. Nxf6+ Rxf6 19. dxe5
Bf5 20. Qd5+ e6 21. Qd7 Rf7 22. Qxb7 Rxb7 23. Be2) 12... Rxf7 13. Qd1 Nb6 ({RR
} 13... Bb7 14. a4 Rf5 15. Be2 Nc6 16. Nh4 Rf8 17. axb5 axb5 18. Nxb5 Nb6 19.
Nf3 Rxa1 20. Qxa1 Rf5 21. d5 {1/2-1/2 (21) Stanojevic,B (2285)-Dekic,J (2323)
Sombor 2009}) 14. Ne5 Rf8 ({RR} 14... Bxe5 15. dxe5 Qc7 16. Qd4) 15. h4 $146 ({
RR} 15. a4 b4 16. a5 ({RR} 16. Ne4 a5 {RR} 17. Nxc4 Nd5 18. Be2 Nxe3 19. fxe3
e5 20. Nxe5 Bb7 21. Bc4+ Kh8 22. Qg4 Bxe5 23. dxe5 Nd7 24. Nd6 Nxe5 25. Qd4 Qf6
26. Rf1 Qg7 27. Bb3 Bxg2 28. Rxf8+ Rxf8 29. O-O-O) 16... bxc3 17. axb6 cxb2 18.
Bxc4+ Kh8 ({RR} 18... e6 19. Rb1 Qxb6 20. Qb3 ({RR} 20. Qd2 Bxe5 21. dxe5 Qc6
22. Bf1 Nd7 23. Rxb2 Nxe5) 20... Qxb3 21. Bxb3 Bxe5 22. dxe5 Nc6 23. Rxb2 ({RR
} 23. f4 Rb8) 23... Rb8 24. Ke2 Nxe5 25. Rc1) 19. Rb1 Qxb6 20. Qd2 Nd7 ({RR} 
20... Be6 21. Rxb2 Qd6 22. Bxe6 Qxe6 23. O-O) 21. Rxb2 Nxe5 ({RR} 21... Qf6 22.
f4) 22. Rxb6 Nxc4 23. Qb4 Nxb6 24. Qxb6 a5 ({RR} 24... Bf5 25. Qa5 Rfb8 26. O-O
) 25. O-O a4 26. Ra1 Bf5 ({RR} 26... a3 27. Qb3) 27. h4 e6 ({RR} 27... Rfb8 28.
Rxa4 Rxb6 29. Rxa8+ Bf8 30. Bh6 Be6 ({RR} 30... Rf6 31. Bxf8) 31. Bxf8 Bd5 32.
Rd8 Rd6 33. Rb8 Rd7 34. Bxe7+ Kg7 35. Bc5) ({RR} 27... Bf6 28. Bh6 Rfb8 29.
Rxa4) ({RR} 27... Bc2 28. Qc7 Bb3 29. Qxe7 Rfd8) 28. Bf4 Be4 29. Bd6 Rfc8 {
Karpov,A (2770)-Kamsky,G (2735) Elista 1996 CBM 054 [Ftacnik,L] 1-0 (41)}) ({RR
} 15. a4 b4 16. a5 bxc3 17. axb6 cxb2 18. Bxc4+ Kh8 19. Rb1 Qxb6 20. Qd2 Be6
21. Rxb2 Qd6 22. Bxe6 Qxe6 23. O-O Nd7 {1/2-1/2 (23) Horvath,C (2530)-Turov,M 
(2410) Budapest 1996}) 15... N8d7 16. h5 Qe8 17. hxg6 hxg6 18. a4 Bb7 19. Qg4
Nxe5 20. dxe5 Nd5 21. Qh3 Nxe3 22. Qh7+ Kf7 23. fxe3 Rh8 24. Bxc4+ bxc4 25.
Rf1+ Ke6 26. Qxg7 Qg8 27. Rf6+ exf6 28. Qxf6+ Kd7 29. O-O-O+ Kc8 30. e6 Bc6 31.
Rd6 Rh1+ 32. Kc2 Qe8 33. e7 Kc7 34. Qe5 Kb7 35. a5 Rh5 36. Qg7 Kc7 37. Rxg6
Rxa5 38. Rf6 Kb6 39. Rd6 Rc8 40. Qf6 Rc7 41. e4 Kb7 42. Re6 Rh5 43. Nd5 Bxd5
44. exd5 Rxd5 45. Rxa6 Qxe7 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Morais Pinto, Pedro Jorge"]
[Black "Mercadante, Ricardo Rodrigues"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2121"]
[BlackElo "2318"]
[PlyCount "126"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 b6 5. Nc3 Bb7 6. Bg5 a6 7. Qd2 ({RR} 7.
e4 Nxe4 8. Nxe4 Bxe4 9. Qg4 Bg6 10. f4 f6 11. f5 Bf7 12. Be3 e5 13. fxe6 dxe6
14. O-O-O Qc8 15. Bd3 Nc6 16. Nxc6 Qxc6 17. Kb1 Rc8 18. Ka1 g6 19. Be4 Qc7 20.
Qf3 Bg7 21. Bb7 O-O {Papaioannou,I (2621)-Pap,M (2509) Chalkis 2010 1-0 (59)})
({RR} 7. e4 d6 8. Bxf6 gxf6 9. Qh5 Nd7 10. Ne6 Qc8 11. Nd5 Bxd5 12. exd5 Nc5
13. Nd4 Rg8 14. O-O-O b5 15. Qxh7 Rg4 16. h3 Rf4 17. Qc2 bxc4 18. Nc6 Bh6 19.
Kb1 Kf8 20. g3 Rf3 21. Bg2 Rd3 {Buhmann,R (2580)-Zaragatski,I (2522) lichess.
org INT 2021 1-0 (38)}) 7... e6 8. e4 d6 $146 ({RR} 8... h6 9. Bh4 Nxe4 10.
Bxd8 Nxd2 11. Bxb6 Nxf1 12. Kxf1 Nc6 13. f3 Rc8 14. b3 Bb4 15. Ne4 d5 16. cxd5
exd5 17. Ng3 Bc3 18. Rd1 Nxd4 19. Bxd4 Bxd4 20. Rxd4 Rc2 21. Rb4 Bc8 22. a4 Kd7
23. h3 {Reis,L (2225)-Damaso,R (2430) Loures 1998 0-1 (36)}) 9. f3 Nbd7 10. Be2
Be7 11. Be3 Rc8 12. Rc1 O-O 13. O-O Qc7 14. Rfd1 Qb8 15. Qe1 Rfe8 16. Qg3 Bd8
17. Nc2 Bc7 18. Qh3 Rcd8 19. Rd2 d5 20. cxd5 exd5 21. exd5 Re5 22. f4 Rxe3 23.
Nxe3 Bxf4 24. Rf1 Re8 25. Rf3 Bc8 26. Rxf4 Qxf4 27. Nf1 b5 28. a3 Nc5 29. Qg3
Qxg3 30. Nxg3 Rd8 31. b4 Nb7 32. Nce4 Nxe4 33. Nxe4 f5 34. Nc5 Nd6 35. a4 Re8
36. axb5 axb5 37. Kf2 Re5 38. Bxb5 Nxb5 39. d6 Nc3 40. d7 Bxd7 41. Rxd7 Ne4+
42. Nxe4 Rxe4 43. Rb7 h5 44. Rb5 h4 45. Rxf5 Rxb4 46. Kf3 Rb3+ 47. Kg4 Rb2 48.
Kh3 Rb4 49. Rh5 Rb3+ 50. Kxh4 Rb4+ 51. g4 Rb3 52. Ra5 Kh7 53. Kg5 Rb6 54. h4
Rf6 55. h5 Rb6 56. Ra7 Rb5+ 57. Kh4 Rb4 58. Re7 Ra4 59. Kg5 Rb4 60. Kf5 Rb5+
61. Re5 Rb6 62. g5 Ra6 63. Re7 Kg8 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Tsuboi, Edson Kenji"]
[Black "Braga, Cicero Nogueira"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2341"]
[BlackElo "2444"]
[PlyCount "101"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 Nf6 6. c3 O-O 7. d4 d5 8. e5
Ne4 9. Nbd2 cxd4 10. cxd4 Bf5 11. Bxc6 bxc6 12. Nb3 ({RR} 12. Nh4 c5 13. Nxf5
gxf5 14. f3 Nxd2 15. Qxd2 Qb6 16. Qd3 c4 17. Qc3 Rfb8 18. Rb1 a5 19. Be3 a4 20.
Qc2 e6 21. Red1 Bxe5 22. Qf2 f4 23. Bc1 c3 24. b3 Rc8 25. Rd3 c2 26. Rb2 Bxd4 {
Nikolovski,K (1740)-Unsal,G (1916) Skopje MKD 2023 0-1}) 12... a5 13. a4 ({RR} 
13. Be3 a4 14. Nc1 a3 15. bxa3 Rxa3 16. h3 Qa8 17. Nd2 c5 18. Nxe4 Bxe4 19. Qd2
c4 20. Bh6 Rb8 21. Bxg7 Kxg7 22. Ne2 Rd3 23. Qg5 Qa7 24. Nf4 h6 25. Qh4 Rxd4
26. e6 f6 27. Qg3 g5 {Akopian,V (2660)-Kasparov,G (2825) ICC INT 1998 0-1 (32)}
) 13... f6 14. exf6 $146 ({RR} 14. Bd2 fxe5 15. Nxe5 Bxe5 16. dxe5 Nxf2 17. Qe2
Nd3 18. Bc3 Nxe1 19. Rxe1 Qb6+ 20. Nd4 c5 21. Nb5 Be6 22. h3 d4 23. Bd2 c4 24.
Kh2 Rad8 25. Bg5 Qc5 26. Qd2 d3 27. Qxa5 Qf2 28. Nc7 Bxh3 {Hadrava,J (1913)
-Plat,V (2540) Ricany CZE 2018 0-1 (37)}) 14... Rxf6 15. Bf4 Bg4 16. Be5 Rf5
17. Bxg7 Kxg7 18. Re3 Qd6 19. Qe1 Bxf3 20. gxf3 Ng5 21. Kg2 Raf8 22. Nc5 e5 23.
Raa3 exd4 24. Ne6+ Nxe6 25. Rxe6 Qf4 26. Rxc6 Qg5+ 27. Kh1 Rxf3 28. Rxf3 Rxf3
29. Rc7+ Kh6 30. Qe2 Rh3 31. Qe6 Rd3 32. Qe2 Qf5 33. Re7 Qf3+ 34. Qxf3 Rxf3 35.
Kg2 Rb3 36. Ra7 Kg5 37. Rxa5 Kf4 38. Rb5 Rxb5 39. axb5 Ke5 40. Kf3 g5 41. Ke2
Kd6 42. b4 Kc7 43. Kd3 Kb6 44. Kxd4 Kxb5 45. Kxd5 Kxb4 46. Ke5 Kc4 47. Kf5 Kd3
48. Kxg5 Ke4 49. f4 h6+ 50. Kg4 h5+ 51. Kg5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.19"]
[Round "4"]
[White "Vescovi, Giovanni P"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "C69"]
[WhiteElo "2585"]
[BlackElo "2421"]
[PlyCount "59"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6 6. d4 exd4 7. Nxd4 c5 8.
Ne2 Qxd1 9. Rxd1 Bd7 10. Nbc3 O-O-O 11. Be3 Re8 12. Rd2 Bc6 13. Rad1 Bd6 14.
Bf4 Bxf4 15. Nxf4 Nh6 16. Re2 f5 $146 ({RR} 16... Nf7 17. f3 Ne5 18. Kf2 Rhf8
19. g4 b5 20. Ncd5 Rf7 21. h3 a5 22. b3 c4 23. Nh5 cxb3 24. cxb3 Kb7 25. Rc2
Rd7 26. Rc5 Rf7 27. Nhf4 Nd7 28. Rc2 Ne5 29. Kg3 Bxd5 30. exd5 Kb6 31. Rdc1 {
Cornette,M (2521)-Mikhalevski,V (2592) Montreal 2008 1-0 (40)}) 17. e5 Nf7 18.
e6 Nd6 19. h4 Rhf8 20. f3 Nb5 21. Nxb5 Bxb5 22. Re5 b6 23. Kf2 Bc6 24. h5 Rf6
25. Kg3 Rd8 26. Rxd8+ Kxd8 27. e7+ Ke8 28. Ne6 Kxe7 29. Nxg7+ Kd6 30. Kf4 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Bastos Neto, Werton"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2207"]
[PlyCount "56"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 c5 5. e3 Nf6 6. Nge2 O-O 7. O-O Nc6 8. d4
Bd7 9. b3 Rb8 10. Bb2 a6 11. Qd2 cxd4 ({RR} 11... b5 12. dxc5 dxc5 13. cxb5
axb5 14. Rfd1 Qc8 15. Nd5 Bh3 16. Bxf6 Bxf6 17. Rac1 Bxg2 18. Kxg2 Nd8 19. Nef4
Qc6 20. f3 Nb7 21. e4 Rfe8 22. Nxf6+ Qxf6 23. Nd5 Qe5 24. Qe2 f5 25. Re1 Ra8
26. Rc2 {Reinderman,D (2592)-Giri,A (2798) Amstelveen 2015 0-1 (38)}) ({RR} 
11... Re8 12. Rac1 Qa5 13. Rfd1 h5 14. dxc5 Qxc5 15. Nd5 Ne5 16. Bxe5 {1-0 (16)
Seyhanoglu,D (2106)-Pleininger,R (1909) Vienna AUT 2023}) 12. exd4 b5 13. cxb5
axb5 14. Rac1 $146 ({RR} 14. d5 Na5 15. Nd4 b4 16. Nd1 Qb6 17. Re1 Rfe8 18. Rc1
h5 19. Ne3 Bh6 20. Nc6 Bxc6 21. dxc6 Ng4 22. c7 Rbc8 23. Qd4 Qxd4 24. Bxd4 Ne5
25. Bxe5 dxe5 26. Rc5 {1-0 (26) Fraschini,M (2330)-Saldano Dayer,H Mar del
Plata 1992}) ({RR} 14. d5 Na7 15. Nd4 Qb6 16. a3 Rfe8 17. Na2 e5 18. dxe6 fxe6
19. Nb4 e5 20. Nd5 Nxd5 21. Bxd5+ Kh8 22. Nf3 Nc6 23. Ng5 h6 24. Ne4 Nd4 25.
Nf6 Re7 26. Nxd7 Rxd7 27. Rac1 b4 28. a4 Qa5 {Legky,N (2480)-Valensi,B (2260)
Cannes 1992 1/2-1/2 (48)}) 14... Qa5 15. Rfd1 Rfc8 16. Ne4 Qxa2 17. Nxf6+ Bxf6
18. Rc3 b4 19. Re3 Na5 20. Nc1 Rxc1 21. Bxc1 Qxd2 22. Rxd2 Rc8 23. Bb2 Be6 24.
d5 Bxb2 25. dxe6 Bc1 26. Ra2 Bxe3 27. Rxa5 Rc1+ 28. Bf1 Bc5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Bittencourt, Jorge"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "2264"]
[BlackElo "2272"]
[PlyCount "48"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nxc6 bxc6 8.
O-O g6 9. Bb3 Bg7 10. Be3 Qa5 ({RR} 10... Qc7 11. f3 O-O 12. Qd2 Rb8 13. Rad1
c5 14. Qd3 Rb4 15. Bc4 Rxb2 16. Bb3 Qc6 17. Na4 Ba6 18. c4 Rxa2 19. Bxa2 Qxa4
20. Bb3 Qc6 21. e5 dxe5 22. Ra1 e4 23. Qe2 exf3 24. Qxf3 Qb6 25. Rfb1 {
Petrosyan,M (2629)-Korchmar,V (2438) chess.com INT 2023 0-1 (31)}) ({RR} 10...
Qc7 11. f3 O-O 12. Qd2 Be6 13. Bh6 Rab8 14. Rfe1 Qb6+ 15. Kh1 Nd7 16. Bxg7 Kxg7
17. Ne2 Nc5 18. Nd4 Bd7 19. Qc3 e5 20. Ne2 a5 21. Rad1 a4 22. Bc4 Qxb2 23. Rxd6
Qxc3 24. Nxc3 Rb2 25. Nxa4 {Ohanyan,E (2384)-Szpar,M (2428) chess.com INT 2023
0-1 (41)}) 11. h3 O-O 12. Qf3 $146 ({RR} 12. Qd2 Qh5 13. f4 a5 14. a4 Rb8 15.
Rae1 Rb4 16. Qd3 Nd7 17. Kh1 Nc5 18. Bxc5 Qxc5 19. f5 Qe5 20. fxg6 hxg6 21. Rf3
Bf6 22. Qe3 Kg7 23. Ref1 Rh8 24. Qf4 Qxf4 25. Rxf4 g5 26. R4f3 g4 {Shirokov,A 
(2250)-Sitnikov,D (2423) Novokuznetsk 2010 0-1}) ({RR} 12. Qd2 Qh5 13. f4 a5
14. Rf3 a4 15. Bc4 a3 16. b4 Nxe4 17. Nxe4 Bxa1 18. g4 Bxg4 19. hxg4 Qxg4+ 20.
Rg3 Qf5 21. Bd3 Qe6 22. Ng5 Qxa2 23. Qh2 h5 24. f5 Bg7 25. fxg6 fxg6 26. Bxg6
Qb1+ {Chibnall,A-Pak,Y (2203) Singapore 2007 0-1}) 12... Nd7 13. Rad1 Nc5 14.
Bd4 e5 15. Be3 Nxb3 16. axb3 Qc7 17. Qe2 f5 18. exf5 Bxf5 19. f4 Rae8 20. Qd2
d5 21. fxe5 Bxe5 22. Bc5 Rf7 23. g4 Be6 24. Ne2 Bh2+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Morais Pinto, Pedro Jorge"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2268"]
[BlackElo "2121"]
[PlyCount "73"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 b5 7. Be3 e6 8. g4 h6
9. Qd2 Bb7 10. O-O-O Nbd7 11. Bd3 d5 ({RR} 11... Rc8 12. Kb1 Ne5 13. Rhe1 Nfd7
14. f4 Nc4 15. Qe2 Nxe3 16. Qxe3 b4 17. Nd5 g5 18. Nf5 Rg8 19. Qa7 Nc5 20. Bxa6
Bxa6 21. e5 dxe5 22. Nde7 Qxe7 23. Nxe7 Bxe7 24. Rxe5 gxf4 25. Rxc5 Bxc5 26.
Qxa6 {Morozevich,A (2723)-Topalov,V (2700) Frankfurt 1999 0-1 (75)}) ({RR} 
11... Rc8 12. h4 b4 13. Na4 d5 14. exd5 Nxd5 15. g5 Be7 16. g6 Bf6 17. Rhg1 Ne5
18. gxf7+ Kxf7 19. f4 Nxd3+ 20. Qxd3 Re8 21. Kb1 Qa5 22. b3 Nxe3 23. Qxe3 Qc7
24. Rd2 Bd5 25. Nf3 Bxf3 26. Qxf3 {Davidson,K (2154)-Bikuzhin,V (2279) chess.
com INT 2023 0-1 (33)}) 12. exd5 e5 $146 ({RR} 12... Nxd5 13. Nxe6 fxe6 14.
Bg6+ Ke7 15. Rhe1 Kf6 16. Be4 N7b6 17. g5+ Kf7 18. Bxb6 Qxg5 19. f4 Qh5 20.
Nxd5 Bxd5 21. Bxd5 Qxd5 22. Qxd5 exd5 23. Rxd5 Kg6 24. Bd4 Kf7 25. f5 h5 26.
Rd7+ Kg8 27. f6 {Andre,W (2220)-Lunkmoss,G Germany 1993 1-0}) ({RR} 12... Nxd5
13. Nxd5 Bxd5 14. Rhe1 Be7 15. f4 Nf6 16. g5 hxg5 17. fxg5 Ng4 18. Bf4 Kf8 19.
g6 Qb6 20. Be4 Rd8 21. Bxd5 Rxd5 22. gxf7 e5 23. Bg5 Kxf7 24. Bxe7 Rxd4 25. Qg5
Rxd1+ 26. Rxd1 Qe3+ 27. Qxe3 {Sebastianelli,D (2360)-Vujovic,M (2285) Porto
San Giorgio 1995 1/2-1/2 (40)}) 13. Ne6 Qa5 14. Nxf8 Rxf8 15. Bf5 O-O-O 16. a3
Kb8 17. Bf2 b4 18. axb4 Qa1+ 19. Nb1 Nxd5 20. Qd3 N7f6 21. Qb3 Nf4 22. Qe3 N6d5
23. Qa7+ Kc7 24. Qc5+ Kb8 25. Qa7+ Kc7 26. Qc5+ Kb8 27. Rhe1 g6 28. Be4 Rfe8
29. c4 Rd7 30. Bc2 Rc7 31. Qa7+ Kc8 32. cxd5 Bxd5 33. Rxd5 Rxa7 34. Ra5 Qxa5
35. bxa5 Rc7 36. Nc3 Nd5 37. Nxd5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Braga, Cicero Nogueira"]
[Black "Campuano Neto, Fausto"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2444"]
[BlackElo "2205"]
[PlyCount "78"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 {Hecht,H} c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e5 7. O-O Nge7
8. f5 gxf5 9. Nh4 Bf6 ({RR} 9... f4 10. Qh5 Qd7 11. gxf4 Qg4 12. Qxg4 Bxg4 13.
fxe5 Bxe5 14. Na3 Rg8 15. Nc4 Nd4 16. Nxe5 dxe5 17. Rf2 Ne2+ 18. Kf1 Nxc1 19.
Rxc1 Ng6 20. Nf5 Nf4 21. Bf3 Bh3+ 22. Ke1 Rd8 23. Ng3 Rg5 24. Ne2 {Strikovic,A
(2560)-Andersson,U (2640) Pamplona 1998 CBM 063 [Hecht,H] 0-1 (55)}) ({RR} 9...
Nd4 10. c3 Ndc6 11. Qh5 f4 12. gxf4 Ng6 13. Nf5 Bxf5 14. exf5 Nxf4 15. Bxf4
exf4 16. Nd2 Ne5 17. Rae1 Kf8 18. Bd5 Qf6 19. Ne4 Qh6 20. Qxh6 Bxh6 21. Nf6 f3
22. d4 Nd3 23. Nd7+ Kg8 24. Re7 {Nadanian,A (2279)-Cramling Bellon,A (2072)
chess.com INT 2023 1-0}) ({RR} 9... f4 10. Qh5 Nd4 11. Na3 O-O 12. gxf4 Ng6 13.
Nf5 Nxf5 14. exf5 Qh4 15. Qxh4 Nxh4 16. fxe5 Nxg2 17. f6 Nh4 18. fxg7 Re8 19.
Bg5 Nf5 20. exd6 Nxd6 21. Rae1 Bh3 22. Rxe8+ Rxe8 23. Rc1 Re2 24. Bh4 {Braga,C
(2405)-Tsuboi,E (2330) Sao Paulo 1999 0-1 (43)}) 10. Nxf5 Bxf5 11. exf5 Qd7
$146 ({RR} 11... h5 12. c4 Qd7 13. Nc3 O-O-O 14. Ne4 Ng8 15. Be3 Rf8 16. a3 Nd4
17. b4 cxb4 18. axb4 Kb8 19. b5 Bd8 20. Bxd4 exd4 21. Qf3 Rh6 22. c5 d5 23. Nd6
Be7 24. Qxd5 Bxd6 25. Qxd4 Qxb5 26. cxd6 {De Boer,S (2175)-Burlage,P
Netherlands 1995 1-0 (70)}) 12. Be3 b6 13. c4 O-O-O 14. Nc3 h6 15. Qf3 Kc7 16.
Rab1 Rb8 17. a3 Nd4 18. Qh5 Bg5 19. Bxg5 hxg5 20. Qxg5 Rbg8 21. Qe3 Nexf5 22.
Qe4 Rf8 23. b4 cxb4 24. axb4 Ne7 25. c5 f5 26. cxb6+ axb6 27. Qb7+ Kd8 28.
Qxb6+ Ke8 29. Ra1 Nc8 30. Ra8 Kf7 31. Qa5 Kg6 32. Ra6 Qg7 33. Re1 Qh6 34. Qxe5
Re8 35. Rxd6+ Nxd6 36. Qxd6+ Kh5 37. g4+ Kg5 38. Qxh6+ Kxh6 39. Rxe8 Rxe8
1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Caldeira, Adriano"]
[Black "Vescovi, Giovanni P"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2285"]
[BlackElo "2585"]
[PlyCount "100"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. O-O d6 8. c4
Nf6 9. Be3 Nbd7 ({RR} 9... b6 10. a4 Nc6 11. a5 Nxa5 12. Nxa5 bxa5 13. Qa4+ Bd7
14. Qxa5 O-O 15. Nc3 Bc6 16. f3 Qb8 17. b4 d5 18. b5 axb5 {0-1 (18) Barash,A 
(2074)-Grinev,V (2418) chess.com INT 2023}) 10. Nc3 b6 11. f3 Qc7 $146 ({RR} 
11... Bb7 12. Be2 O-O 13. a4 Qc7 14. a5 Rab8 15. axb6 Nxb6 16. Na5 Ba8 17. b4
Rfd8 18. Qe1 Nbd7 19. Na2 Ne5 20. Rc1 Qd7 21. Qc3 Nc6 22. b5 axb5 23. cxb5 Nxa5
24. Qxa5 Rdc8 25. Rxc8+ Rxc8 26. Rc1 {Madl,I (2329)-Poetz,F (2411) Austria
2013 1/2-1/2}) ({RR} 11... Bb7 12. a4 Rb8 13. a5 bxa5 14. Nxa5 Ba8 15. Qc2 O-O
16. Rfb1 Rb4 17. Kh1 Nc5 18. Bxc5 dxc5 19. e5 Nd7 20. Bxh7+ Kh8 21. f4 g5 22.
Be4 Kg7 23. Rd1 Qc7 24. Bxa8 Rxa8 25. Qe4 Rc8 26. Nc6 {Zubkov,A-Kolomensky,V 
(2264) Ekaterinburg 2008 1-0 (34)}) 12. a4 Rb8 13. Rf2 Ne5 14. a5 bxa5 15. Nxa5
Rg8 16. Bf1 g5 17. Rc2 Nfd7 18. Qd2 Bf6 19. Kh1 Nc5 20. Ra3 g4 21. f4 Ned7 22.
Bd4 g3 23. Be2 gxh2 24. Bf3 Rb6 25. Kxh2 Bxd4 26. Qxd4 Qd8 27. g3 e5 28. fxe5
Qg5 29. Ne2 Nxe5 30. Qe3 Qxe3 31. Rxe3 Bg4 32. Bg2 Bxe2 33. Rexe2 Ke7 34. Rc3
Rgb8 35. b3 Nxb3 36. Nxb3 Rxb3 37. Rxb3 Rxb3 38. Ra2 Rb6 39. Bf1 Nd7 40. Kg2
Nc5 41. Kf3 Rb3+ 42. Kf4 Kf6 43. Rd2 h5 44. Bh3 Rd3 45. Rxd3 Nxd3+ 46. Ke3 Nc1
47. Kd4 a5 48. Bd7 Ne2+ 49. Kd5 Ke7 50. Bb5 a4 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Dumont, Sadi Glasser"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2404"]
[BlackElo "2283"]
[PlyCount "15"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. Nf3 g6 4. g4 $146 ({RR} 4. d3 Bg7 5. c3 e5 6. Be3 Ne7 7.
Qc1 h6 8. a4 a5 9. Na3 Be6 10. Nc2 Nd7 11. h4 Qc7 12. d4 e4 13. Bf4 Qd8 14. Ng1
f6 15. Ne3 c5 16. Qd2 Nc6 17. Bxe4 dxe4 18. d5 Nb6 {MacPherson,H (2330)-Rivas
Pastor,M (2365) London 1979 0-1 (33)}) ({RR} 4. c4 dxc4 5. Na3 Qd5 6. O-O Bg7
7. Qa4 Nf6 8. Qxc4 O-O 9. d3 Qxc4 10. Nxc4 Nbd7 11. Bd2 Nd5 12. Rab1 N7b6 13.
Na5 e5 14. Rfc1 h6 15. Be1 f5 16. Nd2 Rb8 17. Ndb3 Na4 18. e4 Nc7 {Markowski,T
(2548)-Krasenkow,M (2573) Glogow 2001 1/2-1/2}) ({RR} 4. d4 Nd7 5. b3 Nh6 6.
O-O Nf5 7. Bb2 Bg7 8. c4 O-O 9. cxd5 cxd5 10. Nc3 Nf6 11. Ne5 Be6 12. Na4 Nd7
13. Qd2 Rc8 14. Rac1 Rxc1 15. Rxc1 Nxe5 16. dxe5 b6 17. e3 Qb8 18. f4 h5 {
Praggnanandhaa,R (2608)-Khademalsharieh,S (2494) chess24.com INT 2021 1-0 (62)}
) ({RR} 4. c4 d4 5. e3 dxe3 6. fxe3 Bg7 7. d4 Nh6 8. O-O O-O 9. Nc3 Bg4 10. h3
Bxf3 11. Qxf3 Nf5 12. Qf2 Nd7 13. Rd1 a5 14. e4 Nd6 15. c5 Ne8 16. e5 Nc7 17.
Qe2 Ne6 18. Be3 Qe8 {Jurek,J (2280)-Pekarek,A (2415) Czechia 1994 1/2-1/2 (42)}
) 4... Bg7 5. d3 Nf6 6. Nc3 O-O 7. Rg1 h6 8. e4 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Leitao, Rafael Duailibe"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "C64"]
[WhiteElo "2581"]
[BlackElo "2543"]
[PlyCount "77"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8.
Ba4 d6 9. Na3 Nf6 10. Bg5 h6 11. Bxf6 Qxf6 12. d5 Bd7 13. Nc4 Bc7 14. dxc6 ({RR
} 14. Qd3 O-O 15. dxc6 bxc6 16. Rad1 Rfd8 17. Ne3 h5 18. b4 a6 19. Kh1 Qf4 20.
f3 h4 21. Rd2 g6 22. Qe2 Kg7 23. Rfd1 f5 24. Bc2 Be6 25. c4 Rab8 26. a3 Bb6 27.
Rxd6 Rxd6 28. Rxd6 Bxe3 {Naiditsch,A (2687)-Ehlvest,J (2600) Moscow 2010 1/2-1/
2 (37)}) ({RR} 14. Qd3 O-O 15. dxc6 Bxc6 16. Bc2 Bb5 17. a4 Ba6 18. b4 Bxc4 19.
Qxc4 Rac8 20. Bb3 Bb6 21. Qd3 a5 22. Bd5 axb4 23. Qb5 Bc5 24. cxb4 Bd4 25. Rad1
Rc7 26. a5 Qe7 27. Rb1 Rfc8 28. Kh1 Kh7 {Savinykh,S (2113)-Dvinskikh,L (2023)
Kirov 2016 1-0 (44)}) 14... bxc6 15. Qd3 Ke7 $146 ({RR} 15... O-O 16. Rad1 Rfd8
17. Ne3 g6 18. Rd2 Be8 19. Rfd1 h5 20. Bxc6 Bxc6 21. Qc4 Bxe4 22. Qxe4 Qe6 23.
Nd5 Rac8 24. Qh4 Re8 25. Nf6+ Kg7 26. Nxe8+ Rxe8 27. Qa4 Bb8 28. Qb3 Qg4 29. h3
Qg5 30. Qb5 {Villavicencio Martinez,A (2325)-Lima,D (2385) Las Palmas 1989 1-0
(52)}) ({RR} 15... O-O 16. Rad1 {1/2-1/2 (16) Lukov,V (2425)-Lima,D (2505)
Nigran 1995}) ({RR} 15... O-O 16. f4 exf4 17. e5 Bf5 18. Qxd6 Qd8 19. Qxd8
Raxd8 20. Rxf4 Bd3 21. Nd6 Bxd6 22. exd6 Rxd6 23. Rd1 Rfd8 24. b4 Kf8 25. Bb3
f6 26. a4 Bg6 27. Rxd6 Rxd6 28. Kf1 Rd2 29. Rf2 Rd6 30. Ke1 {Niephaus,
W-Rellstab,L Duesseldorf 1951 1-0 (68)}) 16. b4 a6 17. Na5 Bxa5 18. bxa5 Rhb8
19. Rab1 Rb5 20. Bxb5 axb5 21. a4 Rxa5 22. axb5 cxb5 23. c4 bxc4 24. Qxc4 Qe6
25. Qc7 Rc5 26. Qa7 Kf6 27. Rfd1 Bc6 28. Rb6 Kg6 29. f3 Kh7 30. Rb2 f5 31. exf5
Qxf5 32. Qe7 Qf4 33. Qxd6 Qe3+ 34. Rf2 Rc2 35. Qd3+ Qxd3 36. Rxd3 Rc1+ 37. Rf1
Rxf1+ 38. Kxf1 Bb5 39. Ke2 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Matsuura, Everaldo"]
[Black "Tsuboi, Edson Kenji"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "2421"]
[BlackElo "2341"]
[PlyCount "83"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 Nc6 3. e3 g6 4. d4 d5 5. c3 Bg7 6. Bd3 Nf6 ({RR} 6... cxd4 7.
exd4 Nh6 8. O-O O-O 9. Ne5 Bf5 10. Be2 f6 11. Nxc6 bxc6 12. Nd2 e5 13. fxe5
fxe5 14. dxe5 Bxe5 15. Nf3 Qb6+ 16. Kh1 Bg7 17. Nd4 Be4 18. Ne6 Rf2 19. Rxf2
Qxf2 20. Qf1 Qh4 21. Nxg7 {Gleizerov,E (2565)-Diamant,A (2486) La Laguna 2010
1-0 (52)}) ({RR} 6... Nh6 7. O-O Bf5 8. Ne5 O-O 9. a4 Rc8 10. b3 cxd4 11. exd4
Na5 12. Ra2 Bxd3 13. Nxd3 Nf5 14. Re2 Nd6 15. Nf2 Re8 16. Rfe1 f5 17. g4 fxg4
18. Nxg4 Ne4 19. Re3 Qb6 20. b4 Nc4 21. Rh3 {Narusberg,P (1703)-Laurusas,T 
(2568) Tallinn EST 2023 0-1 (43)}) 7. O-O O-O $146 ({RR} 7... b6 8. Qe1 Bb7 9.
Nbd2 O-O 10. f5 Qc7 11. Qh4 e5 12. fxe6 fxe6 13. Ng5 Rae8 14. Ndf3 e5 15. e4
exd4 16. exd5 Nd8 17. c4 Qd7 18. h3 b5 19. b3 bxc4 20. bxc4 Bxd5 21. cxd5 Qxd5
22. Nd2 {Riepma,H (2117)-Buglisi,M (1931) Arco 2009 1-0 (37)}) 8. Qe1 Bf5 9.
Bxf5 gxf5 10. Ne5 Ne4 11. Nd2 Nxe5 12. fxe5 Nxd2 13. Bxd2 e6 14. Qe2 Qb6 15.
Be1 f6 16. exf6 Rxf6 17. Bg3 Rg6 18. Rf3 Kh8 19. Bf4 Rg8 20. Rg3 Bf6 21. Rf1
Qa5 22. a3 c4 23. Rxg6 Rxg6 24. Rf3 Qa4 25. Rh3 Qe8 26. Rg3 Rxg3 27. Bxg3 Kg7
28. Bf4 Qg6 29. h3 Qe8 30. Qf2 Qh5 31. Kh2 Qg6 32. Qf3 h5 33. Qd1 Qe8 34. Bg3
Kg6 35. Qf3 h4 36. Bf4 Qb5 37. Qf2 Qb3 38. Bb8 a6 39. Qf4 Qxb2 40. Qd6 Qc2 41.
Qxe6 Qe4 42. Be5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Mercadante, Ricardo Rodrigues"]
[Black "Loureiro, Luiz R Vasconcelos"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2318"]
[BlackElo "2353"]
[PlyCount "75"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. g3 Nbd7 5. Bg2 c6 6. d3 h6 7. Nbd2 e6 8. O-O
a5 9. a3 Be7 10. Qe1 O-O 11. e4 Bh7 12. Qe2 b5 ({RR} 12... Qb6 13. Rab1 dxe4
14. dxe4 Qa6 15. Qe3 Rfd8 16. h3 a4 17. b4 c5 18. b5 Qa7 19. c4 Qa5 20. Rbd1
Qc7 21. e5 Ne8 22. Ne4 Nb6 23. Rc1 Rd7 24. Qe2 Rad8 25. Bc3 Rd3 26. Ne1 Rxc3
27. Nxc3 {Artemiev,V (2708)-Giri,A (2764) chess.com INT 2020 1-0 (65)}) 13.
Rfd1 $146 ({RR} 13. Rfe1 Qb6 14. h3 Rfd8 15. Kh1 Rac8 16. Nh2 dxe4 17. dxe4 e5
18. Nhf1 Bc5 19. Ne3 Bd4 20. Bxd4 exd4 21. Ng4 Nxg4 22. hxg4 Ne5 23. f4 d3 24.
cxd3 Nxd3 25. Rf1 Rc7 26. e5 Rcd7 27. Ne4 Bxe4 {Orso,M (2256)-Polyik,P (2323)
Budapest HUN 2023 0-1 (56)}) ({RR} 13. Ne5 Nxe5 14. Bxe5 Qb6 15. Kh1 Nd7 16.
Bb2 Bc5 17. f4 Bd4 18. Bxd4 Qxd4 19. Nf3 Qc3 20. Qd2 Qxd2 21. Nxd2 Rfd8 22. f5
Nf6 23. fxe6 fxe6 24. Rae1 Re8 25. Re2 Bg6 26. Bf3 Rad8 27. Kg2 d4 {Dios,
E-Schnelzer,R (2305) Germany 1996 0-1 (43)}) 13... Qb6 14. e5 Ne8 15. h3 Nc7
16. Kh2 Rfd8 17. Rf1 c5 18. a4 b4 19. Ne1 Rac8 20. f4 Qa6 21. g4 c4 22. bxc4
dxc4 23. Nxc4 Nc5 24. f5 Nd5 25. f6 gxf6 26. exf6 Bf8 27. Ne5 Nd7 28. g5 Nc3
29. Bxc3 Rxc3 30. Ng4 Qd6+ 31. Kh1 hxg5 32. Nf3 Qc5 33. d4 Rxc2 34. Qe3 Qd5 35.
Ne1 Rxg2 36. Nxg2 Be4 37. Rf2 Rc8 38. Re1 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.20"]
[Round "5"]
[White "Pelikian, Jefferson"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2410"]
[BlackElo "2410"]
[PlyCount "91"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O Bg4 7. Be3 Nc6 8. Qd2
e5 9. dxe5 dxe5 10. Rad1 Qc8 11. Ne1 $146 ({RR} 11. Bg5 Bxf3 12. Bxf3 Nd4 13.
Qd3 c6 14. Ne2 Nxf3+ 15. Qxf3 Qe6 16. Nc1 Rfd8 17. Nb3 b6 18. Qe2 h6 19. Bc1 c5
20. c4 Qc6 21. f3 Qa4 22. Qc2 Ne8 23. Be3 Nd6 24. Rc1 Rd7 25. Nd2 Qxc2 {
Enklaar,B-Matulovic,M Wijk aan Zee 1974 1-0 (77)}) ({RR} 11. Bg5 Bxf3 12. Bxf3
Nd4 13. Bxf6 Bxf6 14. Nd5 Bd8 15. Be2 c6 16. Ne3 Bg5 17. c3 Ne6 18. Bg4 Rd8 19.
Qc2 Bxe3 20. fxe3 Rxd1 21. Rxd1 h5 22. Bh3 Qe8 23. Bxe6 Qxe6 24. b3 Qe7 25. Qd3
Qg5 {Kristinardottir,E (1776)-Bakalarz,G (2001) Dresden 2008 0-1 (35)}) ({RR} 
11. Bg5 Bxf3 12. Bxf3 Nd4 13. Be2 c6 14. f4 Qc7 15. Kh1 Rad8 16. Bd3 Ne6 {
1/2-1/2 (16) Weinstein,N-Benko,P Chicago,IL 1974}) 11... Rd8 12. Nd3 Bxe2 13.
Qxe2 Nd4 14. Qd2 Ng4 15. Nd5 Kh8 16. Nxe5 Nxe5 17. Bxd4 c6 18. Qf4 cxd5 19.
Bxe5 Qxc2 20. exd5 Qc5 21. b4 Qb5 22. Bxg7+ Kxg7 23. Qd4+ Kg8 24. d6 Rd7 25. a3
Rad8 26. Rd2 Qa6 27. Rfd1 Qxa3 28. Qc5 Qb3 29. g3 b6 30. Qb5 a5 31. Qxb6 Qxb4
32. Qc6 Qb7 33. Qc3 Qa6 34. Qf6 Qb5 35. Re1 Qf5 36. Qa1 f6 37. Qa2+ Kg7 38. Rd5
Qg4 39. Qxa5 Kh6 40. Qd2+ g5 41. h4 Kh5 42. Kg2 h6 43. Qd3 f5 44. hxg5 Kxg5 45.
f3 Rxd6 46. Rxd6 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Bittencourt, Jorge"]
[Black "Dumont, Sadi Glasser"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2264"]
[BlackElo "2404"]
[PlyCount "69"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 Nf6 7. Ndb5 Qa5 ({RR
} 7... Qb8 8. Bg2 a6 9. Nd4 Bc5 10. Nxc6 dxc6 11. O-O O-O 12. Bg5 Be7 13. f4 h6
14. Bxf6 Bxf6 15. e5 Be7 16. Ne4 b5 17. Qh5 Ra7 18. g4 Rd7 19. g5 hxg5 20. Nxg5
Bxg5 21. Qxg5 Bb7 22. Rf3 {Vidit,S (2730)-Godzwon,I (2391) chess.com INT 2022
1/2-1/2 (49)}) ({RR} 7... Qb8 8. Bf4 e5 9. Bg5 a6 10. Na3 Bb4 11. Bxf6 gxf6 12.
Nc4 b5 13. Ne3 Ne7 14. Qf3 Qc7 15. Ng4 Bxc3+ 16. bxc3 Ng8 17. Bg2 d5 18. O-O
Bxg4 19. Qxg4 Ne7 20. exd5 Qd6 21. a4 bxa4 22. Qxa4+ {Tanenbaum,Z (2261)-Svane,
F (2577) chess.com INT 2023 1/2-1/2 (83)}) ({RR} 7... Qb8 8. Bf4 e5 9. Bg5 a6
10. Bxf6 gxf6 11. Na3 Bxa3 12. bxa3 Nd4 13. Nd5 Qd6 14. c3 Nb5 15. Bxb5 axb5
16. Qf3 Rxa3 17. O-O Kf8 18. Rab1 h5 19. Rxb5 Ra6 20. Rd1 Rc6 21. Ne3 Qa3 22.
h4 {Bittencourt,J (2398)-Reis,C (2085) Lisbonne 2006 1-0 (32)}) 8. Bd2 $146 ({
RR} 8. Bf4 e5 9. Bd2 Qb6 10. Bg5 Bc5 11. Qf3 Nd4 12. Nxd4 Bxd4 13. O-O-O O-O
14. Bxf6 Bxc3 15. Qxc3 Qxf6 16. f4 d6 17. f5 g6 18. fxg6 hxg6 19. Bc4 Bg4 20.
Rhf1 Qe7 21. Rd2 Rac8 22. Qb3 Kg7 {Marques,V (2215)-Esplana,C (2055) Buenos
Aires 1997 1-0 (40)}) 8... Qd8 9. Bf4 e5 10. Bg5 a6 11. Nd6+ Bxd6 12. Qxd6 Qe7
13. Qd2 Nd4 14. Bg2 Qc5 15. Bxf6 gxf6 16. O-O d6 17. Nd5 Be6 18. c3 Nc6 19. b4
Qa7 20. Nxf6+ Ke7 21. Qg5 h6 22. Qh4 h5 23. Rfd1 Rad8 24. a4 Kf8 25. Qg5 h4 26.
gxh4 a5 27. b5 Ne7 28. h5 Qb6 29. Rd3 Ng8 30. h6 Nxh6 31. Rg3 Rc8 32. Bh3 Qc7
33. Rd1 b6 34. Rdd3 Ra8 35. Rdf3 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Campuano Neto, Fausto"]
[Black "Tsuboi, Edson Kenji"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2205"]
[BlackElo "2341"]
[PlyCount "80"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. d3 e5 7. Nh3 exf4 8. Nxf4
Nge7 9. O-O O-O 10. Rb1 Rb8 11. Ncd5 Nxd5 12. Nxd5 Be6 13. Bd2 $146 ({RR} 13.
a3 Ne5 14. Nf4 Bd7 15. Bd2 Bc6 16. Bc3 b6 17. Qd2 Qe7 18. Rbe1 Rbe8 19. Re2 Qb7
20. Ree1 Qa6 21. Kh1 Ba8 22. h3 Qc8 23. Kh2 Qd8 24. Qf2 Bb7 25. Kh1 Nd7 26.
Bxg7 Kxg7 27. Qd2 Kg8 {De Vos,N (2263)-De Rover,Y (2418) Belgium BEL 2019 1-0 
(63)}) ({RR} 13. a3 Ne5 14. Nf4 Bd7 15. Bd2 Bc6 16. Bc3 b6 17. Qd2 Qe7 18. Rbe1
Rbe8 19. Re2 Qb7 20. Ree1 Qa6 21. Kh1 Ba8 22. h3 Qc8 23. Kh2 Qd8 24. Qf2 Bb7
25. Kh1 Nd7 26. Bxg7 Kxg7 27. Qd2 Kg8 {De Vos,N (2263)-De Rover,Y (2418)
Belgium BEL 2019 1-0 (63)}) 13... Bxd5 14. exd5 Ne5 15. Bc3 b5 16. Kh1 b4 17.
Bd2 Qd7 18. b3 Rfe8 19. Rf4 Bh6 20. Rf1 Bg7 21. Rf4 f5 22. d4 cxd4 23. Rxd4 Ng4
24. Rf4 a5 25. h3 Ne3 26. Bxe3 Rxe3 27. g4 Bc3 28. Qf1 fxg4 29. Rxg4 Rf8 30.
Qa6 Rf2 31. Rf1 Rxf1+ 32. Bxf1 Qf7 33. Qc4 Be5 34. Kg1 Kg7 35. Rg2 Rxh3 36. Rf2
Rh1+ 37. Kxh1 Qxf2 38. Qe2 Qg3 39. Qd2 Qh4+ 40. Kg1 Bd4+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Coelho, Luis Henrique"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2272"]
[BlackElo "2268"]
[PlyCount "89"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. O-O-O Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. g4 Rfc8 13. h4 Qa5 14. a3 h5 15.
g5 Ne8 16. Nb5 Qxd2 17. Rxd2 a6 18. Bxg7 Nxg7 19. Nd4 Rc5 $146 ({RR} 19... b5
20. b3 Rc5 21. Bd3 Bd7 22. Rg1 Ne6 23. Nxe6 Bxe6 24. Kb2 Bc4 25. f4 Bxd3 26.
Rxd3 Rac8 27. Rg2 Kf8 28. Rgd2 Ke8 29. Rd4 Kd7 30. a4 Ke6 31. axb5 axb5 32.
R4d3 b4 33. Rd4 Rb8 34. Re2 {Istratescu,A (2550)-Georgiev,K (2670) Niksic 1997
1/2-1/2 (40)}) ({RR} 19... Bd7 20. Ne2 Bc6 21. Bh3 Rc7 22. Nf4 Kf8 23. Rc1 e5
24. Nd3 Re8 25. c4 Ne6 26. Bxe6 Rxe6 27. Nb4 f5 28. Nd5 Rf7 29. b4 fxe4 30.
fxe4 Rf4 31. Nxf4 exf4 32. Rf2 Bxe4+ 33. Kb2 f3 34. Re1 {Danin,A (2543)
-Shalimov,V (2408) Belgorod 2011 1-0 (42)}) 20. b3 Rf8 21. Rg1 Kh7 22. Bd3 Bd7
23. b4 Rcc8 24. f4 Bg4 25. f5 e5 26. f6 exd4 27. fxg7 Kxg7 28. Bf1 Rc3 29. Rxd4
Rxa3 30. Bd3 Rc3 31. Rxd6 Rfc8 32. Rf1 R8c7 33. Kb2 R3c6 34. Rff6 Be6 35. e5
Re7 36. Rxc6 bxc6 37. Kc3 Bd5 38. Kd4 Ra7 39. Kc5 Re7 40. Kd4 Ra7 41. Kc5 Re7
42. Kd6 Ra7 43. c4 Bg2 44. e6 fxe6 45. Rxg6+ 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Di Berardino, Diego Rafael"]
[Black "Braga, Cicero Nogueira"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2207"]
[BlackElo "2444"]
[PlyCount "46"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nge7 6. d4 exd4 7. cxd4 d5 8.
exd5 Nxd5 9. Ne5 O-O 10. Nxc6 bxc6 11. Bxc6 Rb8 12. Nc3 Nb4 13. Ba4 $146 ({RR} 
13. Be4 f5 14. Bf3 Ba6 15. Re1 Nd3 16. Bd5+ Kh8 17. Re6 Re8 18. Qa4 Rxe6 19.
Bxe6 Qxd4 20. Be3 Qd6 21. Bd5 Nxb2 22. Qa5 Bc4 23. Rb1 Bxd5 24. Bxa7 Rb7 25.
Bc5 Qd8 26. Nxd5 Nc4 27. Qe1 Rxb1 {Weber,F (2136)-O'Donnell,T (2354) Radebeul
2016 0-1 (37)}) ({RR} 13. Be4 Ba6 14. Re1 Re8 15. Be3 f5 16. a3 fxe4 17. axb4
Bd3 18. Qb3+ Kh8 19. d5 a6 {1/2-1/2 (19) Boudriga,M (2344)-Faraj,Y (2234)
Monastir 2015}) 13... Ba6 14. Be3 Bxf1 15. Qxf1 Nd5 16. Nxd5 Qxd5 17. Bb3 Qd6
18. Rc1 Rb4 19. d5 Bd4 20. Rc6 Qe5 21. Bh6 Re8 22. d6 cxd6 23. Rc7 d5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Mercadante, Ricardo Rodrigues"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "2283"]
[BlackElo "2318"]
[PlyCount "105"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 Nd7 4. Nf3 a6 5. a4 b6 ({RR} 5... e6 6. Bd3 b6 7. O-O
Bb7 8. Re1 Ngf6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nh5 12. d5 Nxg3 13. dxe6 fxe6 14.
hxg3 Qf6 15. Na3 h5 16. Nc4 h4 17. g4 h3 18. g3 h2+ 19. Kg2 O-O-O 20. Qe2 {
Schmidt Schaeffer,S (2355)-Ivanov,M (2450) Cannes 1995 0-1}) ({RR} 5... Qc7 6.
d5 Ngf6 7. Nbd2 g6 8. Qc2 b6 9. Nc4 Rb8 {1/2-1/2 (9) Shome,S (2289)-Bulajic,R 
(2296) Novi Sad SRB 2020}) 6. Bd3 Qc7 7. Qe2 $146 ({RR} 7. Na3 Ngf6 8. O-O Bb7
9. Qe2 e6 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13. Nd2 Nf4 14. Bxf4 gxf4 15. Qg4
h5 16. Qh4 Qd8 17. Qxd8+ Rxd8 18. Rfe1 Rg8 19. f3 cxd4 20. cxd4 Bg7 21. Nc2 Rc8
{Tober,G (2298)-Bachler,R (2237) Austria 2004 1-0}) ({RR} 7. Na3 Ngf6 8. O-O e5
9. dxe5 Nxe5 10. Nxe5 dxe5 11. f4 Bd6 12. Nc4 O-O 13. Qb3 exf4 14. Qxb6 Qxb6
15. Nxb6 c4 16. Nxc4 Bc5+ 17. Kh1 Ng4 18. Bxf4 Nf2+ 19. Rxf2 Bxf2 20. a5 Rd8
21. Be2 Bb7 {Stevic,H (2340)-Blehm,P (2340) Guarapuava 1995 1-0}) 7... e5 8.
dxe5 dxe5 9. O-O Be7 10. Bc4 h6 11. Nbd2 Ngf6 12. Nh4 g6 13. f4 exf4 14. Ndf3
Nh5 15. e5 Nf8 16. e6 f5 17. Rd1 Bxh4 18. Nxh4 Ng7 19. Rd7 Bxd7 20. exd7+ Kxd7
21. Bxf4 Qxf4 22. Rd1+ Kc8 23. Bxa6+ Rxa6 24. Qxa6+ Kc7 25. Qa7+ Kc6 26. Qxg7
Rh7 27. Qf6+ Kb7 28. Qxf8 Qxh4 29. Qe8 Re7 30. Rd7+ Rxd7 31. Qxd7+ Kb8 32. Qe8+
Kc7 33. h3 Qg5 34. Qe5+ Kb7 35. b4 cxb4 36. cxb4 Qc1+ 37. Kh2 Qc7 38. Qxc7+
Kxc7 39. Kg3 Kd6 40. Kf4 Kd5 41. h4 Kc4 42. a5 bxa5 43. bxa5 Kb5 44. h5 gxh5
45. Kxf5 Kxa5 46. Kg6 h4 47. Kxh6 Kb6 48. Kg5 Kc7 49. Kxh4 Kd7 50. Kg5 Ke7 51.
Kg6 Kf8 52. g4 Kg8 53. g5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Pelikian, Jefferson"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2543"]
[BlackElo "2410"]
[PlyCount "93"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 c6 6. O-O b5 ({RR} 6... b6 7. Nc3
Nbd7 8. Ne5 Bb7 9. Qa4 Nxe5 10. dxe5 Nd7 11. cxd5 cxd5 12. e4 d4 13. Qxd4 a6
14. Bf4 O-O 15. Rfd1 Bc6 16. b4 Ra7 17. Rac1 Qa8 18. h4 h6 19. a3 Rc8 20. Qe3
Bf8 21. h5 {Yevseev,D (2592)-Mirovshchikov,S (2398) St Petersburg 2003 1-0 (35)
}) ({RR} 6... a6 7. Qc2 b5 8. c5 Nbd7 9. Nc3 Bb7 10. e4 Nf8 11. exd5 exd5 12.
Bf4 Ne6 13. Be5 h6 14. Rfe1 O-O 15. Rad1 Nd7 16. Bh3 Nxe5 17. dxe5 Ng5 18. Bg2
Bf6 {1-0 (18) Ramirez Ramirez,A (1780)-Reyes Zavaleta,S (1350) Auditorio
Colegio Saco Oliver 2023}) 7. c5 a5 8. Nbd2 Nbd7 $146 ({RR} 8... O-O 9. Qc2
Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Bb7 13. Re1 Nf6 14. Qc2 Nd5 15. Bd2 Bf6
16. Rad1 Ra7 17. Ne5 Bxe5 18. dxe5 Bc8 19. Be4 f5 20. exf6 gxf6 21. Bh6 Re8 22.
a4 b4 23. Qb3 {Legde,G (2220)-Vatter,H (2290) Hessen 1998 1/2-1/2 (45)}) 9. Qc2
Qc7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qc2 Nd5 14. Bg5 O-O 15. Rfe1 h6
16. Bxe7 Nxe7 17. Ne5 Rd8 18. Rad1 Bd7 19. Qe4 Be8 20. g4 Nd5 21. f4 Qe7 22.
Rd3 Ra7 23. Rg3 g5 24. fxg5 Qxg5 25. Rf1 Re7 26. Qe1 a4 27. h4 Qxh4 28. Nf3 Qf6
29. g5 Qf4 30. gxh6+ Kh8 31. Kh1 f6 32. Nh2 Qxd4 33. Rg4 Qxb2 34. Qg3 Bf7 35.
Rb4 Rg8 36. Qxg8+ Kxg8 37. Rxb2 e5 38. Ng4 e4 39. Kh2 a3 40. Re2 Nc3 41. Nxf6+
Kh8 42. Rc2 Bd5 43. Nxd5 cxd5 44. Bh3 e3 45. Rg2 Re8 46. Rf7 Ne4 47. Bf5 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Loureiro, Luiz R Vasconcelos"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "0-1"]
[ECO "A95"]
[WhiteElo "2353"]
[BlackElo "2410"]
[PlyCount "98"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 c6 5. Nc3 d5 6. Nf3 Be7 7. O-O O-O 8. b3 Qe8
9. Bb2 Qh5 ({RR} 9... Nbd7 10. e3 Ng4 11. Ne2 g5 12. Ne5 Ndf6 13. Nc1 b6 14.
Ncd3 Bb7 15. Rc1 Rd8 16. Qc2 Qh5 17. h3 Nxe5 18. Nxe5 Rc8 19. Qd1 Qh6 20. cxd5
exd5 21. Qe2 Ne4 22. Rc2 Rc7 23. Rfc1 Rfc8 24. g4 {Ragozin,E (2429)-Galdunts,S
(2514) Germany 2001 1-0 (50)}) 10. e3 Nbd7 11. Ne2 ({RR} 11. Ne5 Qh6 12. Ne2 g5
13. Qd3 Bd6 14. f3 a5 15. a3 Qg7 16. Rae1 Ne8 17. Nxd7 Bxd7 18. e4 Nc7 19. Nc3
Qf7 20. Re2 b5 21. Rfe1 Rfb8 22. exd5 exd5 23. c5 Bf8 24. Bc1 h6 25. Nd1 Re8 {
Matt,F (2227)-Chetverik,M (2246) Bregenz 2015 1/2-1/2}) 11... g5 12. Nc1 $146 (
{RR} 12. Ne5 Bd6 13. f3 Qh6 14. Qd3 Bc7 15. b4 dxc4 16. Qxc4 Nd5 17. Qb3 Nxe5
18. dxe5 f4 19. exf4 gxf4 20. Nxf4 Nxf4 21. gxf4 Qxf4 22. Rfe1 Bb6+ 23. Kh1 Rf7
24. Re4 Qh6 25. Rg4+ Rg7 26. Qd3 Rxg4 {Hook,W-Colon Romero,M San Juan,WA 1965
1-0 (38)}) 12... Ne4 13. Nd3 Qh6 14. Nfe5 g4 15. a4 Rf6 16. c5 a5 17. Rc1 Qg5
18. Nf4 Nf8 19. Rc2 Bd7 20. f3 gxf3 21. Bxf3 Be8 22. Rg2 Ng6 23. Ned3 Kh8 24.
Qe1 Qh6 25. Kh1 Ng5 26. Bd1 Rf8 27. Bc3 Bd8 28. Qe2 Bf7 29. Qe1 Ne4 30. Bb2 Bc7
31. Be2 Rg8 32. Kg1 Nf6 33. Bd1 Rg7 34. Nxg6+ Rxg6 35. Ne5 Rg7 36. Bf3 Bh5 37.
Bxh5 Qxh5 38. Rf4 Bxe5 39. dxe5 Ne4 40. Rh4 Qg5 41. Bd4 Qe7 42. Rh6 Ng5 43. Qd1
Rg6 44. Rh5 Qf7 45. Rh4 Qg7 46. Kh1 Ne4 47. Qh5 Rg8 48. Qf3 Qe7 49. Rc2 Qxh4
0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Matsuura, Everaldo"]
[Black "Caldeira, Adriano"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2421"]
[BlackElo "2285"]
[PlyCount "37"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 {Hindemburg,Melao} d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6
7. b3 O-O 8. Be2 b6 9. O-O Bb7 10. e4 dxe4 11. Nxe4 ({RR} 11. Ng5 c5) 11... Be7
12. Bb2 c5 13. Ng3 Qc7 14. Rad1 ({RR} 14. Rfe1 Rfe8 15. Rad1 Rad8 16. a3 cxd4
17. Nxd4 Nf8 18. Nb5 Qb8 19. Bd3 N6d7 20. Nh5 e5 21. Be4 Bxe4 22. Qxe4 Ng6 23.
Nc3 Nc5 24. Qc2 Rxd1 25. Rxd1 Rd8 26. Nd5 Bf8 27. h3 Ne6 28. a4 a5 {Matsuura,E
(2408)-Aranha Filho,A (2236) Sao Paulo 1999 EXT 2000 [Hindemburg,Melao] 1/2-1/
2 (33)}) 14... Bc6 $146 ({RR} 14... cxd4 15. Rxd4 Rad8 16. Rfd1 Bxf3 17. Bxf3
Ne5 18. Be2 Nc6 19. Rxd8 Rxd8 20. a3 Rxd1+ 21. Qxd1 Qd7 22. b4 Qxd1+ 23. Bxd1
Bd6 24. Ba4 Ne5 25. Bb5 Kf8 26. Kf1 Ke7 27. c5 bxc5 28. bxc5 Bc7 29. Bd4 {
Kozma,J-Hennings,A Zinnowitz 1965 1/2-1/2 (41)}) ({RR} 14... Rad8 15. d5 exd5
16. Nf5 Rfe8 17. cxd5 Bf8 18. Bc4 Ne4 19. d6 Qc6 20. Bd5 Qc8 21. Bxg7 Ndf6 22.
Bxb7 Qxf5 23. Bxf6 {1-0 (23) Voloshin,L (2426)-Klink,T (2320) Baunatal 2001})
15. d5 exd5 16. Nf5 Bd8 17. cxd5 Bxd5 18. Ng5 Be6 19. Nxg7 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Morais Pinto, Pedro Jorge"]
[Black "Bastos Neto, Werton"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2121"]
[PlyCount "63"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 Nf6 7. Nf3 c5 8. a3
Bxc3+ 9. bxc3 h6 ({RR} 9... Qa5 10. Bd2 Ne4 11. Bd3 Nxd2 12. Qxd2 O-O 13. O-O
cxd4 14. cxd4 Qxd2 15. Nxd2 Rd8 16. Nb3 Bd7 17. Be4 Bc6 {1/2-1/2 (17) Milos,G 
(2563)-Mecking,H (2554) Guarapuava 2006}) ({RR} 9... Qa5 10. Bd2 Ne4 11. Bd3
Nxd2 12. Qxd2 cxd4 13. cxd4 Nc6 14. Rb1 Qxd2+ 15. Kxd2 O-O 16. Be4 Rd8 17. Kc3
Rd7 18. Bxc6 bxc6 19. Ne5 Rc7 20. Nd3 c5 21. Nxc5 e5 22. Rb5 exd4+ 23. Kxd4 Bf5
24. Na6 {Wu,Y (1954)-He,P (1868) Nanjing CHN 2023 1-0 (57)}) 10. Be2 Nc6 11.
O-O O-O 12. Qd3 $146 ({RR} 12. Bd3 Qc7 13. Qe2 Rd8 14. Rd1 Bd7 15. h3 Rac8 16.
g4 Na5 17. g5 hxg5 18. Bxg5 Ba4 19. Re1 cxd4 20. Nxd4 Nb3 21. Bxf6 gxf6 22.
Qg4+ Kf8 23. Nf5 exf5 24. Bxf5 Re8 25. Qh4 Re6 26. Qh6+ Ke7 {Anikaev,
Y-Chernikov,O Ulaanbaatar 1972 0-1 (45)}) ({RR} 12. Be3 Qc7 13. Qc1 Ng4 14. Bf4
e5 15. Bg3 f5 16. Nxe5 Ngxe5 17. dxe5 Be6 18. f4 Na5 19. Qc2 Qf7 20. Qa4 Nxc4
21. Bxc4 Bxc4 22. Rfe1 b6 23. Qc2 Rad8 24. Bh4 Rd7 25. Rad1 Bd5 26. Qe2 Be4 {
Escano Dionicio,P (1973)-Del Rosario Moreno,C (2049) Santo Domingo 2015 1/2-1/2
}) 12... cxd4 13. cxd4 Qc7 14. Bb2 Rd8 15. Qe3 Ng4 16. Qe4 f5 17. Qc2 Nxd4 18.
Bxd4 Rxd4 19. h3 Re4 20. hxg4 Rxg4 21. Rfd1 Re4 22. Qd2 b6 23. Qd8+ Qxd8 24.
Rxd8+ Kh7 25. Bd3 Rg4 26. Ne5 Rxg2+ 27. Kf1 Rh2 28. Ke2 Bb7 29. Rd7 Be4 30.
Bxe4 fxe4 31. Rg1 Rg8 32. Ng4 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.21"]
[Round "6"]
[White "Vescovi, Giovanni P"]
[Black "Leitao, Rafael Duailibe"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2585"]
[BlackElo "2581"]
[PlyCount "65"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Qe2 Nge7 6. Bg2 g6 7. O-O Bg7 8. c3 b6
9. e5 Qc7 10. Re1 h6 11. h4 Bb7 12. Na3 a6 13. Nc2 ({RR} 13. d4 c4 14. Nc2 b5
15. b3 O-O-O 16. Ba3 Bf8 17. Bd6 Qd7 18. bxc4 dxc4 19. Ne3 Nf5 20. Bxf8 Rhxf8
21. a4 Nxe3 22. Qxe3 b4 23. Nd2 Na5 24. Bxb7+ Qxb7 25. cxb4 Qxb4 26. Rab1 Qxa4
27. Ra1 Qb5 {Bologan,V (2574)-Xu,Y (2555) Moscow RUS 2019 1-0 (40)}) 13...
O-O-O ({RR} 13... Rc8 14. Bf4 Nf5 15. Rac1 a5 16. d4 O-O 17. Qd2 Qe7 18. Bf1 f6
({RR} 18... cxd4 19. cxd4 Nb4 20. a3 Nxc2 21. Rxc2 Rxc2 22. Qxc2 Rc8) 19. Bh3
fxe5 20. Nxe5 Bxe5 21. Bxe5 g5 22. hxg5 Qxg5 23. Bf4 Qg6 24. Qd3 c4 25. Qe2 Rf6
26. Qg4 Rcf8 27. a4 h5 28. Qxg6+ {Bologan,V (2641)-Van Wely,L (2643) Eforie
Nord 2000 1-0 (40)}) 14. b4 cxb4 $146 ({RR} 14... c4 15. dxc4 dxc4 16. Qxc4 Nd5
17. Bb2 Rd7 18. a4 Nce7 19. Qb3 Kb8 20. c4 Rc8 21. Na3 {1-0 (21) Radovanovic,N
(2420)-Baglan,E (2257) Paracin 2015}) 15. cxb4 d4 16. Bb2 Rd5 17. Rac1 Rhd8 18.
Ncxd4 Kb8 19. Nxc6+ Bxc6 20. Nd2 Qb7 21. Bxd5 Rxd5 22. Nc4 Nf5 23. Qc2 Bd7 24.
Re4 Bf8 25. a3 h5 26. Ne3 Bh6 27. Nxd5 exd5 28. e6 fxe6 29. Be5+ Ka8 30. Ree1
Bxc1 31. Rxc1 d4 32. Qc4 Ne7 33. Qxd4 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Bastos Neto, Werton"]
[Black "Loureiro, Luiz R Vasconcelos"]
[Result "0-1"]
[ECO "A12"]
[BlackElo "2353"]
[PlyCount "46"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. g3 Nd7 5. Bb2 Ngf6 6. Bg2 h6 7. O-O e6 8. d3
Be7 9. Nbd2 O-O 10. Qc2 a5 11. cxd5 ({RR} 11. Ne5 Nxe5 12. Bxe5 Nd7 13. Bc3 Bf6
14. Qb2 Bxc3 15. Qxc3 Qf6 16. Qxf6 Nxf6 17. Rfb1 Rfd8 18. h3 Kf8 19. f4 Nd7 20.
a3 Ra7 21. Kf2 Bh7 22. b4 axb4 23. cxd5 exd5 24. axb4 Rda8 25. Nb3 Rxa1 {
Sibashvili,G (2408)-Sanal,V (2600) Dubai UAE 2023 0-1 (58)}) ({RR} 11. Rad1 a4
12. Bc3 axb3 13. axb3 Bh7 14. Ra1 Qb6 15. Qb2 c5 16. d4 Be4 17. Ne5 Bxg2 18.
Nxd7 Nxd7 19. Kxg2 Rxa1 20. Rxa1 e5 21. dxc5 Qxc5 22. Ra5 Qb6 23. Rxd5 Qc6 24.
e4 f6 25. b4 Nb6 {Rangel,D (2220)-Baghdasaryan,V (2257) chess.com INT 2023 1-0
(43)}) 11... exd5 12. e4 $146 ({RR} 12. a4 Bh7 13. Rfe1 Re8 14. Rad1 Qb6 15.
Bd4 Bc5 16. Bxc5 Nxc5 17. Rc1 Na6 18. Qc3 Re7 19. d4 Rae8 20. e3 Nb4 21. Bf1
Nd7 22. Qb2 Bd3 23. Rc3 Qa6 24. Ra1 Bxf1 25. Rxf1 Re6 26. Qb1 Rf6 {Bitman,M 
(1988)-Pankiewicz,T (2268) Szczyrk 2014 1/2-1/2 (71)}) ({RR} 12. Rac1 a4 13. e4
Bh7 14. Rfe1 axb3 15. axb3 Bb4 16. Bc3 Bxc3 17. Qxc3 dxe4 18. dxe4 Re8 19. Nd4
Ne5 20. Rcd1 Qb6 21. h3 Rad8 22. Nf1 Ned7 23. Nf5 Bxf5 24. exf5 Rxe1 25. Rxe1
Nc5 26. Re3 Qb5 {Mashatan,R (2182)-Firouzja,A (2463) Yerevan 2016 0-1 (53)})
12... Bh7 13. Nd4 Re8 14. Rfe1 Qb6 15. e5 Bc5 16. N2f3 Nxe5 17. Rxe5 Rxe5 18.
Rc1 Bd6 19. Nxe5 Bxe5 20. Nxc6 Bxb2 21. Ne7+ Kf8 22. Nxd5 Nxd5 23. Qxb2 Nb4 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2268"]
[BlackElo "2207"]
[PlyCount "162"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3
Nbd7 9. Qd2 b5 10. O-O-O Nb6 11. Na5 b4 12. Nb1 d5 13. Nc6 Qc7 14. Nxb4 d4 15.
Nxa6 Rxa6 $146 ({RR} 15... Qb7 16. Bg5 Nc4 17. Bxc4 Bxc4 18. c3 Rxa6 19. cxd4
Bb4 20. Qc2 Rc6 21. Nc3 Nd7 22. d5 Rc7 23. d6 Rc6 24. Be7 Bxa2 25. Rd3 Nc5 26.
Re3 Nb3+ 27. Kd1 Nd4 28. Qf2 Bxc3 29. Rxc3 Rxc3 30. bxc3 {Wong Shern Yang,J 
(1894)-Tay,L (2090) Singapore 2009 0-1 (31)}) 16. Bxa6 dxe3 17. Qxe3 Bc5 18.
Bb5+ Ke7 19. Qc3 Rc8 20. Nd2 Bxa2 21. Nb3 Be3+ 22. Nd2 Qxc3 23. bxc3 Be6 24.
Rhe1 Bg5 25. Kb1 Rxc3 26. Re2 Rc5 27. c4 Bxd2 28. Rexd2 Nxc4 29. Bxc4 Rxc4 30.
Rc2 Rb4+ 31. Rb2 Rxb2+ 32. Kxb2 Nh5 33. g3 g5 34. Rf1 g4 35. f4 exf4 36. gxf4
g3 37. f5 Bc4 38. Rg1 gxh2 39. Rh1 Ng3 40. Rxh2 Nxe4 41. Rxh7 Kf6 42. Kc2 Kxf5
43. Rh4 f6 44. Kd1 Bd3 45. Ke1 Kg5 46. Rh3 Bc4 47. Ra3 f5 48. Ra4 Bf7 49. Kf1
Bh5 50. Kg2 Kf4 51. Ra3 Bd1 52. Rd3 Bc2 53. Ra3 Kg4 54. Ra7 f4 55. Rg7+ Ng5 56.
Rg8 f3+ 57. Kf2 Be4 58. Ke3 Bd5 59. Rd8 Be6 60. Rd4+ Kg3 61. Rf4 Bg4 62. Rf8
Nh3 63. Rf7 f2 64. Rxf2 Nxf2 65. Kd4 Kf4 66. Kd5 Bf5 67. Kd4 Be4 68. Kc5 Ke5
69. Kc4 Nd3 70. Kb5 Kd5 71. Kb6 Kd6 72. Kb5 Bd5 73. Kb6 Bc6 74. Ka6 Kc5 75. Ka7
Ne5 76. Ka6 Nc4 77. Ka7 Kd6 78. Kb8 Kd7 79. Ka7 Kc7 80. Ka6 Ba4 81. Ka7 Bb5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Braga, Cicero Nogueira"]
[Black "Pelikian, Jefferson"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2444"]
[BlackElo "2410"]
[PlyCount "21"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. g3 e5 2. c4 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 Nge7 6. Nge2 d6 7. d3 O-O 8. O-O
Be6 9. Nd5 f5 10. Be3 Qd7 11. Qd2 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Caldeira, Adriano"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2285"]
[BlackElo "2283"]
[PlyCount "81"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8.
exd5 Nb8 9. c4 Be7 10. Be2 O-O 11. O-O a6 12. Nc3 f5 13. Kh1 Bf6 ({RR} 13...
Nd7 14. f3 Bg5 {1/2-1/2 (14) Antal,G (2479)-Kuljasevic,D (2547) Lubbock 2009})
({RR} 13... f4 14. Bg4 Nd7 15. Ne4 Nf6 16. Nxf6+ Bxf6 17. Re1 Qe8 18. Bd2 Qg6
19. Bxc8 Raxc8 20. Rc1 Bh4 21. Qf3 Rce8 22. Re4 h5 23. Rce1 Bf6 24. Bc3 Qg4 25.
Qd3 Bh4 26. h3 Qg6 27. Qf3 Bf6 28. b4 {Contreras Torres,J (2296)-Thake,C (1773)
chess.com INT 2023 1-0 (71)}) 14. Qc2 g6 15. f4 Nd7 16. g3 $146 ({RR} 16. Rb1
exf4 17. Bxf4 Be5 18. b4 a5 19. a3 axb4 20. axb4 b6 21. Nb5 Bxf4 22. Rxf4 Ne5
23. Nd4 Bd7 24. b5 g5 25. Rff1 f4 26. Bd3 Nxd3 27. Qxd3 Qf6 28. Ne6 Bxe6 29.
dxe6 Qxe6 30. Rfe1 Qf6 {Gelfenboim,J (2115)-Buermann,J Wiesbaden 1998 1-0 (45)}
) ({RR} 16. Be3 exf4 17. Bxf4 Be5 18. g3 g5 19. Bxe5 Nxe5 20. Qd2 Bd7 21. c5
dxc5 22. Qe3 Qe7 23. d6 Qxd6 24. Qxg5+ Qg6 25. Qe3 Bc6+ 26. Kg1 Rae8 27. Qxc5
f4 28. Bc4+ Kg7 29. Qd4 fxg3 30. h3 g2 {Bernard,C (2340)-Lefebvre,H (2226)
France 2007 1/2-1/2 (40)}) 16... exf4 17. gxf4 Qe7 18. Bd2 Nc5 19. Bf3 Qg7 20.
Rab1 a5 21. b3 Bd7 22. a3 Rfc8 23. b4 axb4 24. axb4 Na4 25. Nxa4 Bxa4 26. Qd3
Be8 27. Rfe1 Ra2 28. Re6 Rd8 29. Bg2 Ba4 30. Rbe1 Rxd2 31. Qxd2 Bc3 32. Qe3
Bxe1 33. Re7 Qa1 34. Qxe1 Qxe1+ 35. Rxe1 Rc8 36. Rc1 b6 37. Kg1 Kf7 38. Kf2 Bb3
39. Bf1 b5 40. c5 Bxd5 41. Ke3 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Coelho, Luis Henrique"]
[Black "Vescovi, Giovanni P"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2272"]
[BlackElo "2585"]
[PlyCount "25"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Ng5 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2410"]
[BlackElo "2264"]
[PlyCount "125"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. b3 g6 4. Bb2 Bg7 5. Bg2 O-O 6. Nf3 d6 7. d4 Bf5 8. O-O ({
RR} 8. Nh4 Be6 9. O-O d5 10. Nd2 a5 11. Nhf3 Bf5 12. Nh4 Bg4 13. h3 Be6 14.
Nhf3 a4 15. e3 Bf5 16. Bc3 Ne4 17. Nxe4 Bxe4 18. Re1 Nd7 19. Bf1 axb3 20. axb3
Rxa1 21. Qxa1 Bxf3 {0-1 (21) Moroni,L (2571)-Martinez Alcantara,J (2611) chess.
com INT 2023}) 8... Qc8 9. Re1 h6 $146 ({RR} 9... Na6 10. Nc3 Bg4 11. Qd2 Nc7
12. Rad1 Re8 13. Ng5 h6 14. Nge4 Nxe4 15. Nxe4 Bh3 16. d5 Bxb2 17. Qxb2 Bxg2
18. Kxg2 cxd5 19. cxd5 Qf5 20. Qd4 Nb5 21. Qd3 Rac8 22. f3 Nc7 23. Rd2 Kh7 24.
Qd4 {Smyslov,V (2570)-Tseshkovsky,V (2520) Palma de Mallorca 1989 1/2-1/2 (48)}
) ({RR} 9... Bh3 10. Bh1 h6 11. Nbd2 Nbd7 12. Qc2 Qc7 13. e4 e5 14. c5 dxc5 15.
dxc5 Rfe8 16. Nc4 b6 17. b4 bxc5 18. bxc5 Bf8 19. Rac1 Rab8 20. Ba3 Re6 21. Bg2
Bxg2 22. Kxg2 Rb5 23. Nd6 Rb8 24. Re3 {Radjabov,T (2713)-Kamsky,G (2721)
Beijing 2013 0-1 (45)}) 10. Nc3 Ne4 11. Nxe4 Bxe4 12. Qd2 Nd7 13. Bh3 Qc7 14.
Nh4 g5 15. Bf5 Nf6 16. Qe3 gxh4 17. Bxe4 hxg3 18. hxg3 Nxe4 19. Qxe4 e6 20.
Rad1 d5 21. Qh4 Qd8 22. Qh5 Qg5 23. Qf3 f5 24. Bc1 Qg4 25. Kg2 Qxf3+ 26. exf3
Kf7 27. Rh1 Kg6 28. Bf4 dxc4 29. bxc4 Rad8 30. c5 Rd5 31. Rb1 Rxd4 32. Rxb7 Ra4
33. Rc7 Rxa2 34. Rxc6 Re8 35. Rc7 Rc2 36. Rd1 a5 37. Rdd7 Bf6 38. c6 e5 39. Be3
a4 40. Rd6 a3 41. Ra7 Rc8 42. c7 R8xc7 43. Raa6 Rf7 44. Rxa3 Rcc7 45. Raa6 Rcd7
46. Re6 Rde7 47. Rec6 Rc7 48. Rd6 Rcd7 49. Rxd7 Rxd7 50. Bxh6 Kxh6 51. Rxf6+
Kg5 52. Re6 Rd5 53. Rxe5 Rxe5 54. f4+ Kf6 55. fxe5+ Kxe5 56. Kf3 Ke6 57. Kf4
Kf6 58. f3 Kg6 59. Ke5 Kg5 60. Ke6 f4 61. g4 Kh4 62. Kf5 Kg3 63. Ke4 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Dumont, Sadi Glasser"]
[Black "Morais Pinto, Pedro Jorge"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2404"]
[BlackElo "2121"]
[PlyCount "100"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 a6 5. O-O g6 ({RR} 5... b5 6. d3 Nbd7 7.
Be3 e5 8. a4 Rb8 9. axb5 axb5 10. Nbd2 Be7 11. h3 d5 12. Bg5 d4 13. cxd4 cxd4
14. Qb1 O-O 15. Rc1 Bb7 16. Nb3 Bb4 17. Bd2 Bxd2 18. Nfxd2 Qb6 19. Na5 Nc5 20.
Bd1 {Aronian,L (2723)-Maghsoodloo,P (2742) Samarkand UZB 2023 1-0 (54)}) 6. Re1
Bg7 7. h3 $146 ({RR} 7. d3 O-O 8. Bg5 Nc6 9. Nbd2 d5 10. e5 Ng4 11. d4 cxd4 12.
cxd4 f6 13. exf6 Nxf6 14. Rc1 Ne4 15. Nxe4 dxe4 16. Bc4+ Kh8 17. Rxe4 Bf5 18.
Re1 Nxd4 19. Bxe7 Qb6 20. Bxf8 Rxf8 21. Ne5 Bxe5 {Mulder,F (1690)-Hoogenhout,S
(1755) Weijers 2003 0-1 (53)}) ({RR} 7. d4 Nxe4 8. Bd3 Nf6 9. dxc5 dxc5 10. Be3
Nbd7 11. Nbd2 O-O 12. Nb3 b6 13. Qe2 Qc7 14. Rad1 Bb7 15. Bg5 Bxf3 16. Qxf3 c4
17. Rxe7 cxb3 18. Bxf6 Bxf6 19. Rxd7 Qxd7 20. Be4 Qe7 21. Bxa8 bxa2 {jomo518 
(1997)-wagnerovsky (2121) lichess.org 2018 1-0 (82)}) 7... O-O 8. Bf1 b5 9. a4
Bb7 10. d3 Qc8 11. Nbd2 Nc6 12. d4 cxd4 13. Nxd4 b4 14. Nc4 Qc7 15. Nxc6 Bxc6
16. e5 dxe5 17. cxb4 Rfd8 18. Qc2 Nd5 19. Bd2 Be8 20. Rec1 Rdc8 21. Qb3 Qd7 22.
a5 Rab8 23. Ne3 Nc7 24. Nc4 Qe6 25. Qg3 Nd5 26. Re1 e4 27. Rac1 Bb5 28. b3 f5
29. h4 Rf8 30. Qh3 h6 31. Rcd1 Kh7 32. Kh1 Bf6 33. f3 Bd7 34. h5 g5 35. Bd3 Kh8
36. fxe4 fxe4 37. Qh2 e3 38. Nxe3 Nxe3 39. Bxe3 Qxb3 40. Bxa6 Rxb4 41. Rxd7 Rh4
42. Qxh4 gxh4 43. Bb6 Rg8 44. Rd3 Qc2 45. Rg1 Rg3 46. Rd8+ Kg7 47. Bb7 Be5 48.
Bd5 e6 49. Bxe6 Kf6 50. Bd5 Rh3+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2543"]
[BlackElo "2421"]
[PlyCount "80"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 Bf5 5. g3 e6 6. Bg2 Be7 7. O-O h6 8. b3
O-O 9. Bb2 Ne4 10. Ne5 Nxd2 11. Qxd2 Nd7 12. Nd3 a5 13. f3 $146 ({RR} 13. c5
Bf6 14. Rac1 Bg5 15. f4 Bf6 16. Nf2 Be7 17. h3 Nf6 18. Kh2 a4 19. b4 a3 20. Bc3
b5 21. Qe3 Ra4 22. Bf3 h5 23. g4 hxg4 24. hxg4 Be4 25. g5 Nh7 26. Bxe4 dxe4 27.
Qxe4 Qc7 {Hutinovic,H (2034)-Mujcinovic,M (1846) Lukavac 2012 1-0 (37)}) ({RR} 
13. a4 Qb6 14. Qc3 Bf6 15. e3 Rfd8 16. c5 Qa6 17. Nf4 Re8 18. h3 Bh7 19. Rfd1
Qa7 20. Rac1 Qb8 21. Re1 e5 22. Nh5 e4 23. Nxf6+ Nxf6 24. b4 Bg6 25. b5 Bh5 26.
Qd2 Qc8 27. Bc3 Bf3 {Martinez Duany,L (2531)-De la Cruz Revilla,M (2270)
Donostia ESP 2023 0-1 (46)}) 13... Bh7 14. e4 c5 15. cxd5 exd5 16. e5 Rc8 17.
Rac1 c4 18. Nf2 b5 19. bxc4 dxc4 20. d5 Bb4 21. Qe2 Nb6 22. d6 Re8 23. Rfd1 c3
24. Ba1 c2 25. Rf1 Bxd6 26. f4 Ba3 27. Ne4 Bxc1 28. Rxc1 Nd5 29. Bh3 Bxe4 30.
Qxe4 Nb4 31. Bf1 Qd2 32. Bb2 Nxa2 33. Bd3 Qxd3 34. Qxd3 Nxc1 35. Bxc1 Red8 36.
Qe3 Rd1+ 37. Kf2 Rxc1 38. Qxc1 b4 39. Ke2 b3 40. Kd2 Rd8+ 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Mercadante, Ricardo Rodrigues"]
[Black "Campuano Neto, Fausto"]
[Result "1/2-1/2"]
[ECO "D58"]
[WhiteElo "2318"]
[BlackElo "2205"]
[PlyCount "128"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Bg5 Be7 5. Nc3 h6 6. Bh4 O-O 7. e3 b6 8. Rc1
Bb7 9. cxd5 exd5 10. Be2 Ne4 11. Bxe7 Qxe7 12. O-O c5 13. dxc5 Nxc3 14. Rxc3
bxc5 15. Qc2 Nd7 $146 ({RR} 15... Rc8 16. Rc1 Nd7 17. Bd3 g6 18. Bb5 a6 19.
Bxd7 Qxd7 20. Qd3 Qe7 21. Nd2 a5 22. R3c2 Qf6 23. Nf3 Qb6 24. Qc3 Qb4 25. Ne5
d4 26. Qc4 Qxc4 27. Nxc4 Rd8 28. exd4 cxd4 29. Rd2 Rac8 30. b3 {Klitgaard,T 
(2098)-Rendboe,J (2239) Copenhagen 2003 1/2-1/2 (32)}) 16. Bb5 c4 17. Bxd7 Qxd7
18. Rd1 Qe7 19. Rd4 Rfd8 20. Qd2 Re8 21. h4 Rab8 22. b3 cxb3 23. Rxb3 Rbc8 24.
Ra4 Ba8 25. Nd4 Rc4 26. Ra5 Rec8 27. Rb1 R4c7 28. g3 Qe4 29. Qe1 Qd3 30. Qd1
Qe4 31. Rab5 Bc6 32. Rb8 Bd7 33. Rxc8+ Rxc8 34. Kh2 Rc7 35. Rc1 Rb7 36. Qc2 Qe5
37. Rb1 Rxb1 38. Qxb1 Qc7 39. Qb3 Qc5 40. Qb2 Bg4 41. Qb5 Qxb5 42. Nxb5 a5 43.
Nd4 Kf8 44. Kg2 Ke7 45. Nc6+ Kd6 46. Nxa5 Kc5 47. f3 Bc8 48. Kf2 Kb4 49. Nc6+
Ka3 50. Ke2 Bd7 51. Ne5 Be6 52. Kd3 Kxa2 53. Kd4 Kb3 54. g4 Kc2 55. g5 hxg5 56.
hxg5 Kd2 57. f4 g6 58. Nc6 Bd7 59. Nd8 Be8 60. Nb7 Bd7 61. e4 dxe4 62. Kxe4 Ke2
63. Nc5 Be6 64. Ke5 Ba2 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.22"]
[Round "7"]
[White "Tsuboi, Edson Kenji"]
[Black "Leitao, Rafael Duailibe"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2341"]
[BlackElo "2581"]
[PlyCount "97"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. Re1 Nf6 6. h3 g6 7. c3 Bg7 8. d4
O-O ({RR} 8... cxd4 9. cxd4 d5 10. e5 Ne4 11. Bd3 Bf5 12. Nc3 Nxc3 13. bxc3
Bxd3 14. Qxd3 Rc8 15. e6 f5 16. Rb1 b6 17. Bf4 O-O 18. h4 h6 19. Nd2 Na5 20.
Qf3 Rc6 21. Rb5 Qc8 22. Re3 a6 23. Rxd5 {Petkov,M (2515)-Kuzubov,Y (2624)
Bucharest ROU 2023 1/2-1/2 (44)}) 9. a4 ({RR} 9. Bf1 cxd4 10. cxd4 d5 11. e5
Ne4 12. Qb3 Bc8 13. Nbd2 Nxd2 14. Bxd2 Rb8 15. Rac1 Bf5 16. Bd3 Bxd3 17. Qxd3
e6 18. h4 h6 19. Rc2 Rc8 20. Rec1 Qd7 21. a3 a6 22. g3 Rfe8 23. Kg2 Ne7 {
Vidit,S (2718)-Andriasian,Z (2591) chess.com INT 2018 0-1 (38)}) 9... cxd4 10.
cxd4 d5 11. e5 $146 ({RR} 11. exd5 Nxd5 12. Nc3 Nxc3 13. bxc3 Rc8 14. Bg5 Re8
15. Qb3 Qc7 16. Re3 e6 17. Qa2 Ne7 18. Bf4 Qd8 19. Rd3 Nd5 20. Bd2 Nb6 21. Qb3
Qc7 22. Rb1 Bc6 23. a5 Nd7 24. Bxc6 bxc6 25. Qb7 Qd8 {Westerinen,H (2475)
-Pirttimaki,T (2295) Helsinki 1990 1-0 (54)}) 11... Ne4 12. Nc3 Nxc3 13. bxc3
Na5 14. Bd3 Rc8 15. Ra3 Nc4 16. Bxc4 Rxc4 17. Nd2 Rc7 18. Qf3 Be6 19. Nb3 b6
20. a5 Qd7 21. axb6 axb6 22. Bd2 Bf5 23. Rea1 f6 24. exf6 exf6 25. Bf4 Rb7 26.
Ra8 Qb5 27. Bd6 Rxa8 28. Rxa8+ Kf7 29. Bb4 Qd7 30. Nc1 Bh6 31. Ne2 Qe6 32. Nf4
Qe1+ 33. Kh2 Qe4 34. Nxd5 Rd7 35. Qxe4 Bxe4 36. Nxb6 Rb7 37. Nc4 Bf4+ 38. g3
Rc7 39. Rf8+ Kg7 40. Nb6 Bd2 41. Re8 Bf3 42. Re7+ Rxe7 43. Bxe7 Bxc3 44. Bc5
Kf7 45. g4 Ba5 46. Kg3 Bc6 47. Nc4 Bc7+ 48. Bd6 Bd5 49. Bxc7 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "8"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Bittencourt, Jorge"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2283"]
[BlackElo "2264"]
[PlyCount "94"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. c4 Nc6 6. Qd2 Nf6 7. Nc3 g6 8. b3
Bg7 9. Bb2 O-O 10. h3 Nd7 ({RR} 10... Bd7 11. Bd3 Qb8 12. O-O b5 13. cxb5 axb5
14. Rfe1 Nb4 15. Bf1 Na6 16. Nd5 Re8 17. Nxf6+ Bxf6 18. Bxf6 exf6 19. b4 Bc6
20. Nd4 Qb7 21. Rac1 Bd7 22. a3 Kg7 23. Nb3 Re6 24. f3 Nc7 25. Na5 {Vasiukov,E
(2490)-Gruic,L (2350) Tivat 1995 1-0 (56)}) 11. Be2 Nc5 12. O-O Bd7 $146 ({RR} 
12... a5 13. Bd1 h6 14. Re1 Be6 15. Rb1 Kh7 16. Nd5 Bxb2 17. Rxb2 Nb4 18. Bc2
Nxc2 19. Rxc2 a4 20. b4 Nd7 21. Nd4 Nb6 22. Qe3 Bxd5 23. exd5 Re8 24. Qf4 Kg7
25. Re3 Rf8 26. Qe4 Rc8 27. Rg3 {Kulesza,M (2106)-Stachowiak,K Straszecin 1999
1-0 (41)}) ({RR} 12... f5 13. exf5 Bxf5 14. Rad1 Qd7 15. Nd5 Ne4 16. Qc1 Bxb2
17. Qxb2 Rae8 18. b4 Bxh3 19. gxh3 Qxh3 20. Nh2 Ne5 21. f4 Nd7 22. Bg4 Qg3+ 23.
Kh1 e6 24. Rf3 Qh4 25. Nc7 Ndf6 26. Bxe6+ Rxe6 27. Nxe6 {Szente Varga,F (2092)
-Omariev,M (2304) chess.com INT 2022 1-0 (68)}) ({RR} 12... h6 13. Nd5 Qa5 {
1/2-1/2 (13) Gorbanovsky,O (1968)-Nurlanov,Z (1912) Istanbul 2012}) 13. Rab1 a5
14. Ba1 Ne6 15. Nd5 Bxa1 16. Rxa1 Nc5 17. Qe3 e5 18. Rfd1 Be6 19. Bf1 Bxd5 20.
Rxd5 Qe7 21. Rad1 Rfd8 22. a3 Ne6 23. Qc3 Ned4 24. Nxd4 Nxd4 25. Rd3 b6 26. Rd1
Rdc8 27. Qe3 Rc5 28. f4 f6 29. b4 Rxd5 30. cxd5 axb4 31. axb4 Qd7 32. Rc1 Rc8
33. fxe5 fxe5 34. Rxc8+ Qxc8 35. Qg5 Qf8 36. h4 Kg7 37. h5 Qf6 38. h6+ Kf7 39.
Qg4 g5 40. Qd7+ Kg6 41. Qb7 g4 42. Qxb6 g3 43. Qa6 Kh5 44. Be2+ Kh4 45. Bd3
Qf2+ 46. Kh1 Nf3 47. Qa1 Ne1 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "8"]
[White "Leitao, Rafael Duailibe"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2581"]
[BlackElo "2207"]
[PlyCount "61"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3
Nbd7 9. g4 h6 10. Qd2 b5 11. O-O-O Nb6 12. Qf2 Nc4 13. Bxc4 bxc4 14. Nc5 Qc7
15. N5a4 Rb8 16. h4 Qb7 $146 ({RR} 16... Qc6 17. g5 Nd7 18. a3 hxg5 19. hxg5
Rxh1 20. Rxh1 d5 21. exd5 Bxd5 22. Rh3 Be7 23. f4 exf4 24. Rh8+ Nf8 25. Qxf4
Rd8 26. Bb6 Rd6 27. Bc5 Be6 28. Bxd6 Qxd6 29. Qe3 Qc6 30. Kb1 Bf5 31. Nb6 {
Shirov,A (2700)-Womacka,M (2475) Germany 1998 1-0 (33)}) ({RR} 16... Qc6 17. g5
Nd7 18. a3 h5 19. f4 exf4 20. Bxf4 Be7 21. Qg3 Ne5 22. Bxe5 dxe5 23. Qxe5 O-O
24. Rd4 Rfe8 25. Rhd1 Bg4 26. Rf1 Be6 27. Rf2 Rb7 28. Rfd2 Reb8 29. g6 Bf6 30.
Qxh5 fxg6 31. Qc5 {Movsesian,S (2555)-Womacka,M (2475) Germany 1998 1-0 (42)})
17. g5 Nd7 18. Rhg1 h5 19. g6 f6 20. Kb1 Qb4 21. Ka1 Be7 22. Qe2 Nf8 23. f4 Bd7
24. a3 Qa5 25. Qxc4 Be6 26. Qd3 Bd7 27. b4 Qd8 28. f5 Bxa4 29. Nxa4 Nd7 30. Qb3
Rf8 31. Bh6 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "8"]
[White "Mercadante, Ricardo Rodrigues"]
[Black "Dumont, Sadi Glasser"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2318"]
[BlackElo "2404"]
[PlyCount "82"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 4. d4 cxd4 5. Nxd4 Nf6 6. g3 ({RR} 6. e3 e5 7.
Nxc6 bxc6 8. c4 Be7 9. Be2 O-O 10. O-O a5 11. Nc3 Be6 12. Qc2 Nd7 13. Na4 Qc7
14. Rfd1 f5 15. Rac1 c5 16. Nc3 Nf6 17. Bf3 e4 18. Be2 Qc6 19. Nb5 Rfd8 20. Rd2
a4 {Nakamura,H (2736)-Vachier Lagrave,M (2784) chess.com INT 2020 1/2-1/2 (45)}
) ({RR} 6. Nxc6 bxc6 7. g3 Qa5+ 8. Qd2 Qxd2+ 9. Nxd2 Bb7 10. Bg2 O-O-O 11. c4
c5 12. f3 e6 13. e4 Be7 14. O-O-O d5 15. cxd5 exd5 16. Be5 Bc6 17. exd5 Nxd5
18. Nc4 f6 19. Na5 fxe5 20. Nxc6 Bg5+ {Gauche,C (2295)-Dumont,S (2384) Brazil
1999 1-0}) 6... Nxd4 ({RR} 6... e5 7. Nxc6 bxc6 8. Bg2 Qc7 9. c4 Be7 10. Nc3
O-O 11. O-O Bb7 12. Qc2 h6 13. Rac1 Rac8 14. Rfd1 Rfd8 15. Qb1 Qa5 16. Ne4 Nxe4
17. Bxe4 Qc7 18. Bh7+ Kh8 19. Bf5 Rb8 20. Qe4 Bg5 21. e3 {Gutkin,I (2245)
-Mirzoev,A (2490) chess.com INT 2023 0-1 (60)}) 7. Qxd4 e5 8. Qd2 $146 ({RR} 8.
Qd3 e4 9. Qb5+ Qd7 10. Nc3 a6 11. Qg5 Qc6 12. O-O-O Be6 13. Bg2 Rc8 14. f3 d5
15. fxe4 dxe4 16. Rd4 b5 17. Kb1 Qc5 18. Nxe4 Nxe4 19. Qf4 Nc3+ 20. Ka1 Nxe2
21. Qe3 Nxd4 22. Bxd4 Qxc2 {Mikhalev,V (2150)-Rodionova,D (2083) Koltsovo 2014
0-1 (32)}) 8... Ne4 9. Qd5 Nf6 10. Qd2 Bf5 11. Bg2 Qb6 12. O-O Be7 13. c4 O-O
14. Nc3 Rac8 15. Rad1 Qa6 16. Qc1 Rfe8 17. Qa1 Bf8 18. Rd2 Rc5 19. e4 Bd7 20.
a4 Qb6 21. Qa2 a6 22. Bf3 Rc6 23. Rfd1 g6 24. Ba3 Be6 25. Rd3 Nd7 26. Nd5 Bxd5
27. cxd5 Rc7 28. b4 Rec8 29. R1d2 Bh6 30. Re2 Nf6 31. Kg2 Rc4 32. Qb1 Bc1 33.
Bxc1 Rxc1 34. Qb2 R8c4 35. Rb3 Kg7 36. h4 h6 37. a5 Qc7 38. Qd2 Qd7 39. Rb2 Qa4
40. Re1 R1c3 41. Be2 Nxe4 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "8"]
[White "Pelikian, Jefferson"]
[Black "Tsuboi, Edson Kenji"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2410"]
[BlackElo "2341"]
[PlyCount "99"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Na3 a6 ({RR} 5... d6 6. exd6 e5 7.
Qb3 Nb6 8. Nc4 Bxd6 9. Nxb6 Qxb6 10. Qc2 O-O 11. Be2 Bd7 12. Ng5 g6 13. O-O
Rae8 14. d3 Bb8 15. Be3 Qd8 16. Nf3 f5 17. Bxc5 Rf7 18. Nd2 Qc7 19. g3 Nd8 20.
Ba3 {Baklan,V (2647)-Tregubov,P (2629) Plovdiv 2008 1-0 (65)}) ({RR} 5... d6 6.
exd6 Qxd6 7. d4 e6 8. Bd3 cxd4 9. Nb5 Qe7 10. Nbxd4 Nxd4 11. Nxd4 g6 12. Qa4+
Bd7 13. Qb3 Bg7 14. O-O O-O 15. Be4 Bxd4 16. Bxd5 Bb6 17. Bf3 Rac8 18. Re1 {
1/2-1/2 (18) Novikov,R (2206)-Chertkov,M (2023) Chelyabinsk RUS 2022}) ({RR} 
5... d6 6. exd6 exd6 7. d4 Be7 8. Be2 O-O 9. O-O Bf6 10. Nc2 Re8 11. Re1 Bg4
12. Ne3 Nxe3 13. Bxe3 cxd4 14. Bxd4 Bxd4 15. Nxd4 Nxd4 16. cxd4 Bxe2 17. Rxe2
Qb6 18. Rxe8+ Rxe8 19. Qd2 h6 20. g3 {Pelikian,J (2415)-Lima,D (2540) Santos
2002 1/2-1/2}) 6. Nc2 d6 7. exd6 $146 ({RR} 7. d4 dxe5 8. c4 Ndb4 9. d5 Nxc2+
10. Qxc2 Nd4 11. Nxd4 exd4 12. Bd3 e5 13. f4 Bd6 14. O-O exf4 15. Bxf4 Bxf4 16.
Rxf4 g6 17. Re1+ Kf8 18. Ref1 Qc7 19. Bxg6 hxg6 20. Qxg6 Ke8 21. Re1+ Kf8 {
Silva Martinez,F-Candamil Neira,G Pasao 1998 1-0}) 7... Qxd6 8. d4 Bg4 9. Be2
Rd8 10. Ne3 Nxe3 11. Bxe3 cxd4 12. Nxd4 Bxe2 13. Qxe2 e6 14. O-O Be7 15. Rad1
Qc7 16. Nxc6 Qxc6 17. Rxd8+ Bxd8 18. Rd1 O-O 19. Qd3 Bf6 20. Qd7 Qxd7 21. Rxd7
Rd8 22. Rxd8+ Bxd8 23. c4 f5 24. Kf1 Kf7 25. Ke2 e5 26. f3 Ke6 27. Kd3 Bc7 28.
h3 h5 29. b3 Bd8 30. Bf2 Bc7 31. a4 Ba5 32. Bc5 Bc7 33. Bb4 Bd8 34. Bd2 Bc7 35.
b4 Bd8 36. Be3 Bc7 37. Bg5 Kd6 38. Bd2 Bd8 39. Be1 Bc7 40. Bh4 Ke6 41. Be1 Bd8
42. Bf2 Be7 43. Kc3 Bd8 44. Kd3 Be7 45. b5 Bd8 46. Bc5 Ba5 47. Ba7 axb5 48.
axb5 Bb4 49. Be3 Kd6 50. Bg5 1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "9"]
[White "Bittencourt, Jorge"]
[Black "Braga, Cicero Nogueira"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "2264"]
[BlackElo "2444"]
[PlyCount "72"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3
Bg7 9. Be3 O-O 10. Qd2 Rc8 11. O-O-O Ne5 12. h4 h5 13. Bg5 Rc5 14. f4 Nc4 ({RR
} 14... Neg4 15. Rhe1 Qa5 16. f5 gxf5 17. Nxf5 Bxf5 18. exf5 Re8 19. Nd5 Qxd2+
20. Rxd2 Kf8 21. a4 b6 22. Kb1 Nxd5 23. Rxd5 Bf6 24. Rxc5 bxc5 25. c3 Rb8 26.
Kc2 Kg7 27. Bd5 Ne5 28. Re4 a5 29. b4 {Kamsky,G (2695)-Ivanchuk,V (2695)
Buenos Aires 1994 1/2-1/2 (56)}) ({RR} 14... Neg4 15. Qe2 b5 16. f5 Kh7 17. Nf3
gxf5 18. exf5 Bxf5 19. Kb1 a5 20. Nd4 Bg6 21. Ndxb5 Qb6 22. a4 Rxc3 23. Nxc3
Qxb3 24. Kc1 Qb6 25. Qxe7 Rb8 26. Nb5 Ne4 27. Rhe1 Rb7 28. Qd8 Qc5 29. Qxa5 {
Zampronha,W (2163)-Matute Escobar,R (1922) chess.com INT 2023 0-1 (54)}) 15.
Bxc4 Rxc4 16. Rhe1 $146 ({RR} 16. Qd3 Rc5 17. e5 Bg4 18. Nf3 Bf5 19. Qe3 Qa5
20. Bxf6 exf6 21. exd6 {1/2-1/2 (21) Ziatdinov,R-Galakhov,S (2310) Soviet
Union 1985}) ({RR} 16. Qd3 Rxc3 17. bxc3 Qa5 18. Kb2 Bg4 19. Rde1 Rc8 20. Re3
Nd7 21. Bxe7 Nc5 22. Qb5 Qc7 23. Bg5 Bd7 24. Qe2 Na4+ 25. Kc1 Nxc3 26. Qd3
Nxa2+ 27. Kd1 Nb4 28. Qd2 Bxd4 29. Rb3 Nxc2 30. f5 Ba4 {Nokso Koivisto,A (2240)
-Hamalainen,S (2130) Naantali 1996 0-1 (36)}) 16... b5 17. Nf3 b4 18. Bxf6 bxc3
19. Qd3 cxb2+ 20. Kb1 Ra4 21. Bxg7 Kxg7 22. Qc3+ Kg8 23. Rd4 Qb6 24. Qxb2 Qa6
25. Rxa4 Qxa4 26. Nd4 Qa5 27. c3 Rc8 28. Re3 e5 29. fxe5 dxe5 30. Nb3 Qb6 31.
Rd3 Be6 32. Nc1 Qc6 33. Qb4 Bc4 34. Re3 Qc7 35. Kc2 Rb8 36. Qa4 Qb6 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "9"]
[White "Campuano Neto, Fausto"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2205"]
[BlackElo "2283"]
[PlyCount "9"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 $146 ({RR} 5. gxf3 d4 6. Ne2
e5 7. f4 Nd7 8. d3 g6 9. Bg2 Bg7 10. O-O exf4 11. Bxf4 Ne7 12. c3 dxc3 13. bxc3
O-O 14. d4 Nf6 15. Rb1 Qd7 16. Ng3 Rad8 17. Be3 b6 18. c4 Ne8 19. d5 f5 {
Kolar,S (2300)-Butala,M Slovenia 1991 1/2-1/2 (41)}) ({RR} 5. gxf3 e6 6. d4 Nd7
7. Qd3 g6 8. Be3 Bg7 9. O-O-O Ne7 10. Kb1 Qa5 11. Rg1 a6 12. Ne2 Rc8 13. h4 c5
14. c3 cxd4 15. Bxd4 Nc5 16. Qd2 e5 17. Be3 O-O 18. Bh3 f5 19. exd5 Na4 {
Grischuk,A (2783)-Mamedyarov,S (2757) Beijing 2013 1-0 (32)}) ({RR} 5. gxf3 d4
6. Ne2 c5 7. d3 Nc6 8. Bg2 Nf6 9. O-O e6 10. f4 Be7 11. c4 Qc7 12. a3 O-O 13.
e5 Nd7 14. Ng3 Rae8 15. Qg4 Kh8 16. Ne4 f5 17. exf6 Bxf6 18. Bd2 Bd8 19. Rae1
e5 {Salazar Olchowski,G (2133)-Ramoutar,A (2289) Couva TRI 2019 1-0 (35)})
1/2-1/2

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "9"]
[White "Coelho, Luis Henrique"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2272"]
[BlackElo "2410"]
[PlyCount "72"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 Nf6 7. O-O Bc5 8.
Nb3 Be7 9. f4 d6 10. a4 Nc6 11. Be3 b6 12. Qf3 Bb7 13. Qf2 ({RR} 13. Rae1 Nb4
14. Qh3 g6 15. Kh1 Rd8 16. Bd4 e5 17. Be3 O-O 18. Nd2 exf4 19. Bxf4 Bc8 20. Qf3
Bg4 21. Qf2 Be6 22. Nf3 Ng4 23. Qg3 Qc5 24. h3 Ne5 25. Nxe5 dxe5 26. Bxe5 Bh4
27. Qxh4 Qxe5 {Efimenko,Z (2546)-Kuzmin,G (2516) Kramatorsk 2003 1/2-1/2 (40)})
({RR} 13. Nd2 d5 14. e5 Nd7 15. Bf2 g6 16. Ne2 Nb4 17. c3 Nxd3 18. Qxd3 O-O 19.
Nd4 Nc5 20. Qc2 Qd7 21. a5 bxa5 22. Rxa5 Rfc8 23. Ra2 a5 24. N2b3 Nxb3 25. Qxb3
a4 26. Qc2 a3 27. Rb1 Ba6 {Zharkov,N (2138)-Pridorozhni,A (2556) Chelyabinsk
RUS 2022 0-1 (70)}) 13... Nd7 14. Rae1 O-O $146 ({RR} 14... Nb4 15. f5 O-O 16.
Qg3 Bf6 17. fxe6 fxe6 18. Nd4 Rae8 19. Kh1 Nc5 20. Bg1 Ncxd3 21. cxd3 Bxd4 22.
Bxd4 Nc2 23. Bg1 Nxe1 24. Rxe1 Qd8 25. Qe3 d5 26. e5 d4 27. Qxd4 Qxd4 28. Bxd4
Rd8 29. Bxb6 {Matis,T (1947)-Kalavannan,K (2201) Rymanow Zdroj 2017 0-1 (48)})
15. Qg3 Bf6 16. e5 dxe5 17. Ne4 Bd8 18. f5 exf5 19. Bh6 g6 20. Rxf5 Ne7 21. Rf2
Nd5 22. Bxf8 Nxf8 23. Ng5 f6 24. Nh3 Be7 25. c4 Nb4 26. Be4 Bxe4 27. Rxe4 Rd8
28. Rd2 Rxd2 29. Nxd2 Qd7 30. Nb3 Ne6 31. Qc3 Qd4+ 32. Nf2 Qd7 33. Re1 Qc6 34.
Ne4 Nf4 35. c5 Nbd3 36. Re3 Nxc5 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "9"]
[White "Di Berardino, Diego Rafael"]
[Black "Morais Pinto, Pedro Jorge"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2207"]
[BlackElo "2121"]
[PlyCount "39"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nc6 7. Qd2 Nxd4 8.
Qxd4 Qa5 9. f4 e5 10. Qd2 exf4 11. Bxf6 gxf6 12. Bc4 Be6 13. Bd5 O-O-O $146 ({
RR} 13... Bxd5 14. Nxd5 Qxd2+ 15. Kxd2 O-O-O 16. Ke2 Re8 17. Kf3 f5 18. exf5
Re5 19. c4 Rxf5 20. Rae1 Re5 21. Nxf4 Bh6 22. Rxe5 dxe5 23. Nd5 Re8 24. Ke4 f5+
25. Kxf5 Rf8+ 26. Ke4 Rf2 27. g4 Rxb2 28. h4 {Iordachescu,V (2435)-Leonardo,J 
(2275) Moscow 1994 1-0 (36)}) 14. O-O-O h5 15. Qd4 Bxd5 16. Nxd5 Kb8 17. Qxf6
Rg8 18. Kb1 Rxg2 19. b4 Bg7 20. Qxg7 1-0

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "9"]
[White "Loureiro, Luiz R Vasconcelos"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "D42"]
[WhiteElo "2353"]
[BlackElo "2543"]
[PlyCount "48"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 c5 6. e3 Nc6 7. Bd3 cxd4 8.
exd4 Be7 9. O-O O-O 10. a3 Bf6 11. Bc2 Nxc3 12. bxc3 b6 13. Qd3 g6 14. Re1 ({RR
} 14. Bh6 Bg7 15. Bxg7 Kxg7 16. Rfd1 Qf6 17. Qe3 Bb7 18. Be4 Rac8 19. c4 Rfd8
20. Rac1 Na5 21. Bxb7 Nxb7 22. g4 Na5 23. c5 Nc6 24. Kg2 Ne7 25. Kg3 Nd5 26.
Qe5 Qxe5+ 27. Nxe5 g5 28. h4 h6 {Riazantsev,A (2626)-Afanasiev,N (2568)
Khanty-Mansiysk RUS 2022 0-1 (71)}) ({RR} 14. Bh6 Re8 15. Rfe1 Bb7 16. h3 Rc8
17. Bb3 Ne7 18. Rac1 Nf5 19. Bf4 Bd5 20. Ba4 Bc4 21. Qb1 b5 22. Bc2 Qa5 23. Qb4
Qb6 24. Be5 Be7 25. Qb2 Qa5 26. Ra1 Bd5 27. Bxf5 exf5 28. Re3 f6 {Samaganova,A
(1856)-Novik,M (2434) chess.com INT 2023 0-1 (34)}) 14... Bb7 15. h4 Rc8 16.
Bg5 $146 ({RR} 16. Bh6 Re8 17. h5 Qd5 18. hxg6 hxg6 19. Qd2 Qh5 20. Qf4 Ne7 21.
Qxf6 Qxh6 22. c4 Bxf3 23. gxf3 Rxc4 24. Rxe6 fxe6 25. Qxe6+ Kg7 26. Qxc4 Rh8
27. Kf1 Qh1+ 28. Ke2 Qxa1 29. Qe6 Re8 30. Qe5+ Kh7 {Orlov,V (2435)-Galkin,A 
(2540) St Petersburg 1998 0-1 (33)}) 16... Bxg5 17. Nxg5 Ne7 18. Qh3 Nd5 19.
Be4 Rxc3 20. Qh2 Qc7 21. g3 Nf6 22. Bxb7 Qxb7 23. Qg2 Qxg2+ 24. Kxg2 Rfc8 0-1

[Event "BRA-ch"]
[Site "Sao Paulo"]
[Date "2001.12.23"]
[Round "9"]
[White "Tsuboi, Edson Kenji"]
[Black "Vescovi, Giovanni P"]
[Result "0-1"]
[ECO "C91"]
[WhiteElo "2341"]
[BlackElo "2585"]
[PlyCount "80"]
[EventDate "2001.12.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. d4 Bg4 10. d5 Na5 11. h3 Bd7 12. Bc2 Qc8 13. Nbd2 c6 14. dxc6 Qxc6 15.
Nf1 Rac8 16. Ne3 g6 17. a4 Nc4 18. axb5 axb5 19. Bb3 $146 ({RR} 19. Nxc4 bxc4
20. Bh6 Rfd8 21. Qe2 Ra8 22. Rad1 Rdb8 23. Bc1 Nh5 24. Qd2 Ra5 25. Kh2 Qc8 26.
Qe2 Ra2 27. Nd2 Be6 28. Nf1 Nf4 29. Qf3 Qc6 30. Ne3 Ra5 31. h4 Nh5 32. g3 Nf6
33. Qg2 Qc8 {Lalic,B (2520)-Beliavsky,A (2654) Saint Vincent 2000 0-1 (47)})
19... Ra8 20. Rxa8 Rxa8 21. Nc2 Qb7 22. Nb4 Ra1 23. Qe2 Bf8 24. Nc2 Ra8 25. Bg5
Nh5 26. Nb4 h6 27. g4 Nf4 28. Bxf4 exf4 29. Bxc4 bxc4 30. Qxc4 Ra5 31. Nd5 Be6
32. b4 Rxd5 33. exd5 Bxd5 34. Qxf4 Bxf3 35. Re8 Bc6 36. Re3 Qa6 37. f3 Qa1+ 38.
Kg2 Qb2+ 39. Kg3 Qc1 40. Kg2 Bb5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Bittencourt, Jorge"]
[Black "Lucena, Jose Silvio"]
[Result "1/2-1/2"]
[ECO "B16"]
[WhiteElo "2303"]
[BlackElo "2190"]
[PlyCount "66"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. c3 Bf5 7. Bf4 e6 8.
Bd3 Bg6 9. Ne2 ({RR} 9. Nf3 Bd6 10. Bg3 Qc7 11. Qe2 Nd7 12. O-O-O O-O-O 13. a3
c5 14. Kb1 Bxg3 15. hxg3 cxd4 16. Nxd4 Nc5 17. Bxg6 hxg6 18. Rxh8 Rxh8 19. Nb5
Qe7 20. Nxa7+ Kb8 21. Nb5 Rd8 22. Rd4 Rxd4 23. cxd4 Nd7 {Martins,C (2315)
-passedpawnindia (2138) lichess.org 2020 1-0}) 9... Bd6 10. Bg3 Qc7 11. b4 $146
({RR} 11. O-O Nd7 12. b4 O-O-O 13. a4 Bxd3 14. Qxd3 h5 15. b5 h4 16. bxc6 Qxc6
17. Bxd6 Qxd6 18. Qf3 Qc6 {1/2-1/2 (18) Nielsen,P (2280)-Pedersen,E (2415)
Aarhus 1990}) ({RR} 11. O-O Nd7 12. b4 O-O-O 13. a4 Bxg3 14. fxg3 a5 15. Rb1
Qb6 16. bxa5 Qxa5 17. Qb3 Qa7 18. Nc1 Ne5 19. Bxg6 hxg6 20. Rxf6 Rxh2 21. Rxf7
Nxf7 22. Kxh2 Ng5 23. Nd3 b5 24. axb5 Rh8+ 25. Kg1 Qh7 {Socko,B (2485)
-Hellsten,J (2430) Polanica Zdroj 1995 1-0 (38)}) ({RR} 11. O-O Nd7 12. Qd2
O-O-O 13. Rfd1 Bxg3 14. Nxg3 Bxd3 15. Qxd3 f5 16. Qf3 Rhg8 17. c4 Rg4 18. h3
Rh4 19. Rac1 Nb6 20. Ne2 Rg8 21. b3 Nd7 22. Rd3 {1/2-1/2 (22) St Amand,
P-Spraggett,G (2275) Quebec 1990}) 11... Nd7 12. a4 a5 13. bxa5 Rxa5 14. O-O
Bxd3 15. Qxd3 h5 16. h4 f5 17. Qf3 Bxg3 18. Nxg3 Nf6 19. Rfe1 Kf8 20. Ne2 Qd8
21. Nf4 Nd5 22. g3 Nxf4 23. Qxf4 Rg8 24. Rab1 b6 25. Qh6+ Ke7 26. Kh2 Qc7 27.
f4 Rxa4 28. Qxh5 Ra2+ 29. Kh3 Rf2 30. Qxf5 Rf3 31. Rxe6+ fxe6 32. Qh7+ Kf8 33.
Qxc7 Rgxg3+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Campelo, Leandro Fabricio"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2245"]
[BlackElo "2438"]
[PlyCount "85"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Rg1 g6 7. g4 Bg7 8. Nb3
({RR} 8. Be3 Nxg4 9. Rxg4 Bxg4 10. Nxc6 Bxc3+ 11. bxc3 Qc8 12. Qd4 f6 13. Nb4
Be6 14. c4 Kf7 15. Nd5 b6 16. Be2 Qd7 17. f3 h5 18. Kf2 Rac8 19. a4 Rc5 20. Qd3
Ra5 21. Qb3 Rc8 22. Bd2 Rac5 {Miettinen,T (1884)-Olafsson,O (1130) Reykjavik
ISL 2023 1-0 (39)}) 8... Be6 $146 ({RR} 8... O-O 9. g5 Nd7 10. Be3 a6 11. Qd2
Nde5 12. Be2 b5 13. O-O-O Rb8 14. Nd4 Bd7 15. Nxc6 Bxc6 16. Bd4 Qa5 17. Kb1 b4
18. Nd5 Bxd5 19. exd5 Qxd5 20. f4 Nc4 21. Bxc4 Qxc4 22. Bxg7 Kxg7 23. Rge1 {
Malyi,V (2391)-Korchmar,V (2438) chess.com INT 2022 1-0 (42)}) 9. g5 Nd7 10.
Be3 Rc8 11. f4 Nb6 12. Qd2 O-O 13. O-O-O Nb4 14. Kb1 Nc4 15. Bxc4 Rxc4 16. Bd4
Bxd4 17. Nxd4 Qa5 18. a3 Nc6 19. Nxe6 fxe6 20. Qe2 b5 21. Qg4 Nd8 22. Rd3 b4
23. axb4 Rxb4 24. Rgg3 Qb6 25. b3 a5 26. Kc1 a4 27. bxa4 Qc5 28. h4 d5 29. h5
dxe4 30. Rxd8 Rxd8 31. Qxe6+ Kh8 32. hxg6 Qd4 33. g7+ Qxg7 34. g6 Rbd4 35. f5
Rd1+ 36. Kb2 Rb8+ 37. Ka2 Rd2 38. Qxe4 Rc8 39. Rh3 h6 40. Kb2 Rb8+ 41. Ka2 Rc8
42. Kb2 Rb8+ 43. Ka2 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "De Souza Haro, Paulo Cezar"]
[Black "Coelho, Luis Henrique"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2229"]
[BlackElo "2392"]
[PlyCount "34"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 a6 7. Bd3 Bg4 8. f3
Bh5 9. Nge2 e6 10. O-O Be7 11. Rc1 O-O ({RR} 11... Bg6 12. Na4 Nh5 13. Nc5 Bxc5
14. Rxc5 O-O 15. Bxg6 hxg6 16. Qd2 g5 17. Bg3 Nxg3 18. Nxg3 Qd6 19. Rc3 Rac8
20. Rfc1 Ne7 21. Nh1 Rxc3 22. Rxc3 Rc8 23. Nf2 Rxc3 24. Qxc3 Qc6 25. Qxc6 Nxc6
26. Nd3 {Howell,D (2694)-Akopian,V (2638) Douglas ENG 2019 1/2-1/2 (47)}) ({RR
} 11... Rc8 12. Bg3 Bg6 13. Nf4 O-O 14. Nxg6 hxg6 15. Qe2 Nd7 16. Rfd1 Nb6 17.
Kh1 Nb4 18. Bb1 Qd7 19. a3 Nc6 20. Bf2 Nc4 21. e4 b5 22. Ba2 Rc7 23. Bg3 Rb7
24. Bxc4 bxc4 25. b4 Na7 26. Rb1 {Nascimento,P (1967)-Coelho,L (2406)
Florianopolis 2017 1-0 (40)}) 12. Na4 Rc8 ({RR} 12... Nd7 13. Bg3 Bg6 14. Nf4
Bxd3 15. Nxd3 Rc8 16. Rf2 Qa5 17. Nac5 Nxc5 18. Nxc5 Na7 19. Qe1 Qxe1+ 20. Rxe1
Bxc5 21. dxc5 Rfd8 22. Rc2 d4 23. exd4 Nc6 24. Bf2 Nxd4 25. Rcc1 Rd5 26. f4 Nc6
27. Red1 {Durak,C (2350)-Rog,B (2039) Bassano del Grappa ITA 2023 1/2-1/2 (110)
}) 13. Qb3 $146 ({RR} 13. Nc5 Bxc5 14. Rxc5 Bg6 15. Bxg6 hxg6 16. Qd2 Nh5 17.
Rfc1 g5 18. Be5 f6 19. Bg3 Nxg3 20. Nxg3 Qd6 21. Qc2 f5 22. Ne2 Rcd8 23. f4 g4
24. Rd1 Rc8 25. Qb3 b5 26. Rdc1 Na5 27. Qc3 Nc4 {Schmidlechner,A (2222)-Duer,W
(2297) Austria 2002 1-0 (58)}) 13... b5 14. Nc5 e5 15. dxe5 Na5 16. Qd1 Bxc5
17. exf6 Qb6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Di Berardino, Diego Rafael"]
[Black "Costa, Giovanni de Almeida"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2282"]
[BlackElo "2002"]
[PlyCount "51"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 {Tiviakov,S} c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+
Nxf6 7. Bc4 Bf5 8. Qe2 ({RR} 8. O-O e6 9. h3 Be7 10. c3 O-O 11. Qe2 c5 12. Bf4)
8... e6 9. Bg5 Be7 10. O-O-O ({RR} 10. O-O) 10... Nd7 ({RR} 10... Bg4 11. Kb1 (
{RR} 11. h3 Bxf3 12. Qxf3 Nd5 13. Bxe7 Qxe7) 11... O-O ({RR} 11... Nd5 12. Bc1
Bxf3 13. Qxf3 Bg5 14. Qg3) ({RR} 11... b5 12. Bb3 ({RR} 12. Bd3 Qd5 13. Bxf6
Bxf3 14. gxf3 Bxf6 15. Be4 Qd6) 12... O-O) 12. h3 Bxf3 13. Qxf3 b5 ({RR} 13...
Nd5 14. Bc1 Bg5 15. Be3) 14. Bd3 Qd5 ({RR} 14... Nd5 15. Qe4 ({RR} 15. h4)) 15.
Qe3 Rac8 ({RR} 15... Rfd8) ({RR} 15... Rfe8) 16. g4 Rfd8 17. f4 Kf8 18. f5 h6 (
{RR} 18... exf5 19. Bxf5) ({RR} 18... Qxd4 19. Qe2 ({RR} 19. fxe6 Qxe3 20. Bxe3
fxe6 21. Bxa7 c5 22. Bxb5 Rxd1+ 23. Rxd1 Ra8 24. Bb6 Rb8)) 19. Bxh6 Qxd4 ({RR} 
19... gxh6 20. Qxh6+ Ke8 ({RR} 20... Kg8 21. fxe6 Rd6 ({RR} 21... fxe6 22. g5)
({RR} 21... Qxe6 22. Rhe1 Qd6 23. Re5) 22. g5 Ne4 ({RR} 22... Bf8 23. Qh4) 23.
g6) 21. g5 ({RR} 21. fxe6 fxe6 ({RR} 21... Qxe6 22. Rhe1 Qd6 23. Bf5) 22. g5 {
RR} Ng8 23. Qg6+ Kd7 24. h4) 21... Ng8 22. Qh7) 20. Bxg7+ ({RR} 20. Qxd4 Rxd4
21. Be3 Rd7 22. fxe6 fxe6 23. Rhf1 Kg8 24. c4 Rcd8 25. Kc2) 20... Kxg7 21. Qg5+
Kf8 ({RR} 21... Kh8 22. Qh6+ Kg8 23. g5) 22. Qh6+ Ke8 23. fxe6 Bf8 ({RR} 23...
fxe6 24. Bg6+) 24. exf7+ Ke7 ({RR} 24... Kxf7 25. Qg6+ Ke7 26. Rhe1+ Kd6 27.
Bf5) ({RR} 24... Kd7 25. Qxf8 Rxf8 26. Bf5+) 25. Qg6 {Tiviakov,S (2630)-Adams,
M (2660) New York 1994 CBM 042 [Tiviakov,S] 1-0}) ({RR} 10... b5 11. Bb3 ({RR} 
11. Bd3 Bxd3 12. Qxd3 Qd5 13. Kb1 O-O) 11... Bg4) ({RR} 10... O-O 11. Ne5) ({RR
} 10... O-O 11. Ne5 Nd5 12. Bd2 a5 13. g4 Bg6 14. h4 Bxh4 15. f4 Bg3 16. Qf3
Bxf4 17. Bxf4 Nxf4 18. Qxf4 Qf6 19. Qxf6 gxf6 20. Nd7 Rfd8 21. Nxf6+ Kg7 22.
Nh5+ Kf8 23. Nf4 Ke7 24. Nxg6+ hxg6 25. Rh7 {Womacka,M (2396)-Szmyd,A (2053)
chess.com INT 2023 1-0 (34)}) 11. Bf4 $146 ({RR} 11. Bxe7 Qxe7 12. h4 Nb6 13.
Bb3 Bg4 14. Qe5 Bxf3 15. Qxg7 Bxd1 16. Qxh8+ Kd7 17. Qxh7 Bg4 18. h5 Qf6 19.
Qe4 Bf5 20. Qf4 Rg8 21. Rh2 Qg5 22. Qxg5 Rxg5 23. h6 Rg8 24. f3 Nd5 25. Bxd5
cxd5 {Gucaga,A-Dzikowski,M (1857) Wroclaw 2012 0-1 (43)}) 11... b5 12. Bd3 Bxd3
13. Rxd3 Qa5 14. Kb1 O-O 15. h4 Rfd8 16. h5 c5 17. Bg5 Bxg5 18. Nxg5 cxd4 19.
h6 g6 20. Rxd4 Nf8 21. Qe5 f6 22. Qxf6 Qc7 23. Rxd8 Rxd8 24. Nf7 Qxf7 25. Qxd8
Qxf2 26. g4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2389"]
[BlackElo "2226"]
[PlyCount "69"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 Nxc3 5. bxc3 Qd5 6. Nf3 e5 7. d3 ({RR} 
7. Bg2 Nc6 8. O-O Qa5 9. d4 e4 10. Ng5 Qxc3 11. Be3 Bf5 12. d5 Nb4 13. a3 Na6
14. Qa4+ Ke7 15. Rab1 Nc5 16. Bxc5+ Qxc5 17. Rfc1 Qxd5 18. Rxc7+ Kf6 19. Rb5 {
1-0 (19) Le Quang Liem (2727)-Soumya,S (2361) Abu Dhabi UAE 2018}) 7... Nc6 8.
Bg2 Be7 9. O-O Bd7 $146 ({RR} 9... O-O 10. Nd4 Qc5 11. Nxc6 bxc6 12. Qc2 Rb8
13. a4 Qd6 14. Rd1 Qg6 15. Be3 c5 16. Rdb1 Bd7 17. a5 a6 18. Rxb8 Rxb8 19. Rb1
Rf8 20. Qb3 Qd6 21. Qd5 Be6 22. Qb7 f5 23. f4 c4 24. d4 {Szczepaniec,S (2072)
-Zarow,Z (1967) Rowy 2003 1-0 (68)}) 10. Be3 O-O 11. Qc2 Qa5 12. Nd2 Bd6 13.
Nc4 Qa6 14. Nxd6 cxd6 15. f4 Rac8 16. Qb2 Rc7 17. c4 Qa5 18. a4 exf4 19. Rxf4
Ne5 20. Bd4 Bc6 21. Bxc6 bxc6 22. c5 Ng6 23. Rf5 f6 24. Bc3 Qa6 25. cxd6 Rd7
26. Ra5 Qb6+ 27. Qxb6 axb6 28. Ra6 Rb8 29. Rb1 Rdb7 30. d7 Rxd7 31. Raxb6 Rxb6
32. Rxb6 Ra7 33. a5 Ne7 34. a6 Nd5 35. Rb8+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2521"]
[BlackElo "2245"]
[PlyCount "52"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 O-O 6. Nbc3 c6 7. a4 a5 8. O-O
Nbd7 9. h3 e5 10. Be3 Re8 11. g4 h5 12. g5 Nh7 13. h4 ({RR} 13. Qc1 exd4 14.
Nxd4 f6 15. gxf6 {1/2-1/2 (15) Lima,D (2482)-Di Berardino,D (2370) Vitoria 2006
}) 13... f6 ({RR} 13... exd4 14. Bxd4 Ne5 15. f4 c5 16. Bxe5 dxe5 17. f5 c4 18.
Nd5 Bf8 19. Ng3 Bc5+ 20. Kh2 Ra6 21. Qf3 Kh8 22. Rad1 Rd6 23. Qc3 Bd4 24. Rxd4
exd4 25. Qxd4+ Kg8 26. e5 Rd7 27. e6 fxe6 28. fxg6 {Shengelia,D (2451)-Moroder,
S (2302) Austria AUT 2022 1-0 (36)}) 14. d5 $146 ({RR} 14. dxe5 Nxe5 15. f4 Ng4
16. Bd4 Nf8 17. Kh1 Ne6 18. Bg1 fxg5 19. hxg5 Nc5 20. Qd2 Qe7 21. Rad1 Bf8 22.
Nd4 h4 23. Rde1 h3 24. Bf3 h2 25. Bxh2 Nxh2 26. Kxh2 Qh7+ 27. Kg1 Qh4 28. Bg2
Bg7 {Petschar,K (2265)-Kotz,H (2275) Austria 1999 1-0 (44)}) ({RR} 14. f4 fxg5
15. fxg5 exd4 16. Bxd4 Ne5 17. Nf4 Nf8 18. Nce2 Kh7 19. Nd3 Bg4 20. Bxe5 dxe5
21. Bf3 Bxf3 22. Rxf3 Ne6 23. Qd2 Qd7 24. c3 Rf8 25. Qe3 Rxf3 26. Qxf3 Rf8 27.
Qh3 Qe7 28. Rf1 Rxf1+ {Kalashian,D (2319)-Minasian,A (2574) Yerevan 2006 0-1 
(42)}) ({RR} 14. f4 exf4 15. Nxf4 Ndf8 16. Nxh5 fxg5 17. Nxg7 Kxg7 18. Qf3 Qe7
19. hxg5 Ne6 20. Qg3 Nexg5 21. Rf2 Be6 22. d5 cxd5 23. Bd4+ Kg8 24. exd5 Bf5
25. Raf1 Rf8 26. Re2 Qd7 27. Nb5 Rae8 28. Rxe8 Rxe8 {Straeter,T (2335)-Ciornei,
D (2204) Essen 2004 1-0 (38)}) 14... Bf8 15. f4 exf4 16. Nxf4 Ne5 17. Bh3 fxg5
18. Ne6 Bxe6 19. Bxe6+ Kh8 20. Bd4 g4 21. Bf7 Qxh4 22. Bxe8 Rxe8 23. Nb1 Bg7
24. Nd2 g3 25. Qe2 Ng5 26. Be3 Ng4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Lucena, Lincoln"]
[Black "Marques, Vinicius"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2200"]
[BlackElo "2319"]
[PlyCount "100"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 O-O 6. h3 c5 7. Be3 cxd4 8. Nxd4
Nc6 9. Be2 Nxd4 10. Bxd4 Bd7 11. O-O Bc6 12. Bf3 a5 13. Re1 Nd7 14. Bxg7 Kxg7
15. b3 Qb6 16. Ne2 $146 ({RR} 16. Rb1 Qc5 17. a4 Ne5 18. Re3 f5 19. Qe1 f4 20.
Re2 Bd7 21. Nd5 Bxh3 22. Qc3 Be6 23. Nxe7 Rae8 24. Nd5 Bxd5 25. exd5 h5 26.
Rbe1 Kh6 27. Re4 b6 28. Bd1 Rf5 29. Qd2 Ref8 30. Bc2 Kh7 {Lou,V (1824)-Bogner,
S (2533) Bregenz 2015 0-1 (59)}) 16... Ne5 17. Qd4 Qxd4 18. Nxd4 a4 19. Nxc6
bxc6 20. Be2 c5 21. f4 Nc6 22. e5 Nd4 23. Bf3 Ra7 24. Rab1 axb3 25. axb3 Rb8
26. Bd1 Rab7 27. Re3 Rb4 28. exd6 exd6 29. Rc3 Ra8 30. Rb2 Ra1 31. Rd3 Rxb3 32.
Rbxb3 Nxb3 33. Kf2 Ra2+ 34. Ke3 Nd4 35. Bf3 Nc2+ 36. Ke2 Nd4+ 37. Ke3 h5 38.
Ke4 Kf6 39. Kd5 Ke7 40. g4 h4 41. Re3+ Kd7 42. Bd1 Ra1 43. Rd3 Ne6 44. Ke4 Rc1
45. Bb3 Re1+ 46. Kf3 Rf1+ 47. Ke3 Rxf4 48. Rd1 Rd4 49. Ra1 Ke7 50. Rf1 Ng5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Matsuura, Frederico"]
[Black "Silva, Carlos Alessandro"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2255"]
[PlyCount "186"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 cxd4 5. cxd4 Qa5+ 6. Nbd2 ({RR} 6. Nc3 Ne4
7. Bd2 Nxd2 8. Qxd2 d5 9. e3 Nc6 10. Bd3 Be7 11. O-O O-O 12. a3 Bd7 13. b4 Qd8
14. e4 dxe4 15. Nxe4 Be8 16. Qe3 Nb8 17. Nc5 Bc6 18. Be4 Qc7 19. Rac1 Bxc5 20.
dxc5 Nd7 {Hebden,M (2505)-Turner,M (2491) Paignton 2000 1/2-1/2 (44)}) ({RR} 6.
Nc3 Ne4 7. Bd2 Nxd2 8. Qxd2 d5 9. e3 Nc6 10. Bd3 Be7 11. O-O O-O 12. a3 Bd7 13.
Rfc1 Rfc8 14. Ne2 Qxd2 15. Nxd2 Nd8 16. Rxc8 Rxc8 17. Rc1 Rxc1+ 18. Nxc1 h6 19.
Kf1 Kf8 20. Ke2 Bd6 {Torre,E (2448)-Bitoon,R (2413) Quezon City 2014 1/2-1/2 
(31)}) 6... Nc6 7. Bxf6 gxf6 8. e3 Rg8 $146 ({RR} 8... Be7 9. a3 b6 10. Bd3 Bb7
11. b4 Qh5 12. Ne4 Rg8 13. Ng3 Qh6 14. O-O Bd6 15. Qe2 Rd8 16. Rac1 f5 17. d5
Ne7 18. dxe6 fxe6 19. Nd4 Qg5 20. f4 Qg4 21. Nb5 Bb8 22. Qxg4 Rxg4 23. Nc7+ {
Olbrich,M (2330)-Hunt,H (2330) Pula 1997 0-1}) ({RR} 8... b6 9. a3 Rg8 10. g3
Be7 11. Bd3 Qh5 12. Qe2 a6 13. O-O Bb7 14. e4 Qh3 15. Rac1 Rg6 16. d5 Ne5 17.
Rc7 Ra7 18. Nxe5 fxe5 19. Qe3 Rh6 20. Nf3 exd5 21. exd5 Bxd5 22. Rc8+ {1-0 (22)
Koenig,D (2265)-Weiss,C (2225) Austria 1994}) 9. g3 b6 10. Bd3 Nb4 11. Bc4 Bb7
12. a3 Nc2+ 13. Qxc2 Bxf3 14. O-O Bb7 15. d5 b5 16. Ba2 f5 17. Rfd1 Qb6 18. Nf3
Bg7 19. Qd3 O-O-O 20. a4 bxa4 21. Bc4 Kb8 22. Rxa4 Rc8 23. Rda1 Rc5 24. Rxa7
Rgc8 25. R7a4 exd5 26. Ba6 Rc1+ 27. Kg2 Rxa1 28. Rxa1 Bxb2 29. Bxb7 Rc3 30. Qa6
Qxb7 31. Qd6+ Qc7 32. Qf8+ Qc8 33. Qb4+ Qb7 34. Ra4 Rc4 35. Qd6+ Qc7 36. Rb4+
Rxb4 37. Qxb4+ Qb7 38. Qf4+ Ka7 39. Qxf5 d6 40. Qxh7 d4 41. Qd3 dxe3 42. Qxe3+
Kb8 43. Qe8+ Ka7 44. Qe3+ Kb8 45. h4 Bg7 46. Qg5 f6 47. Qg4 Qf7 48. Qb4+ Kc7
49. Qa5+ Kd7 50. Qa7+ Ke8 51. Qb8+ Kd7 52. Qb7+ Ke8 53. Qc8+ Ke7 54. Qc7+ Kf8
55. Qxd6+ Kg8 56. Nd4 f5 57. Qd8+ Kh7 58. Nf3 Bf6 59. Ng5+ Bxg5 60. Qxg5 Qd5+
61. Kh2 Qf3 62. Qe7+ Kh8 63. Qe3 Qd5 64. Qh6+ Kg8 65. Qg5+ Kh8 66. Qf4 Kh7 67.
f3 Qb5 68. Qc7+ Kh8 69. Qc8+ Kh7 70. Qc7+ Kh8 71. Qc2 Qd5 72. Kg2 Qb5 73. h5
Qd5 74. Qb2+ Kh7 75. Qf6 Qd3 76. Qg6+ Kh8 77. h6 Qe2+ 78. Kh3 Qf1+ 79. Kh4 Qh1+
80. Kg5 Qc1+ 81. Kh5 Qh1+ 82. Kg5 Qc1+ 83. Kf6 Qc6+ 84. Kf7 Qc7+ 85. Kf8 Qc5+
86. Ke8 Qc8+ 87. Ke7 Qc7+ 88. Ke6 Qc6+ 89. Kf7 Qc7+ 90. Ke6 Qc6+ 91. Kf7 Qc7+
92. Kf6 Qc6+ 93. Kxf5 Qe4+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Pelikian, Jefferson"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2407"]
[BlackElo "2233"]
[PlyCount "63"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Nc3 e6 6. d4 d6 7. cxd6 cxd6 8. Nf3
Nc6 9. Bb5 Bd7 10. Nxd5 exd5 11. O-O dxe5 ({RR} 11... Be7 12. exd6 Bxd6 13.
Bxc6 bxc6 14. Re1+ Kf8 15. Ne5 Bxe5 16. dxe5 Be6 17. Be3 h6 18. Rc1 Qd7 19. Qa4
Kg8 20. Qxc6 Qxc6 21. Rxc6 a5 22. Bd4 Kh7 23. f3 Rhb8 24. Kf2 Rb4 25. Ke3 Rab8
26. Re2 {Yegiazarian,A (2531)-Nalbandian,T (2524) Yerevan 2006 0-1 (62)}) 12.
dxe5 a6 ({RR} 12... Be6 13. Nd4 Rc8 14. f4 Bc5 15. Be3 Qb6 16. f5 Bd7 17. e6
fxe6 18. fxe6 Bxe6 19. Nxe6 Bxe3+ 20. Kh1 d4 21. Qh5+ g6 22. Qe5 Ke7 23. Bxc6
Rxc6 {1-0 (22) Piskov,Y (2442)-Bochnicka,V (2331) chess.com INT 2023}) 13. Ba4
b5 14. Bb3 $146 ({RR} 14. Bc2 Be6 15. Ng5 g6 16. Nxe6 fxe6 17. Qg4 Qd7 18. a4
b4 19. Re1 Bc5 20. Bg5 Qf7 21. Bf6 Kd7 22. Rad1 Kc7 23. Qg3 Rhf8 24. Bb3 Kb7
25. Rc1 Bb6 26. a5 Nxa5 27. Ba4 Rac8 28. Qf4 Rc4 {Rieger,M (1955)-Hein,M (2065)
Bayern 1998 0-1 (43)}) 14... Be6 15. a4 b4 16. a5 Be7 17. Ba4 Rc8 18. Be3 O-O
19. Bb6 Qe8 20. Rc1 Bd7 21. Qxd5 Nxe5 22. Rxc8 Qxc8 23. Qxe5 Bf6 24. Bxd7 Qxd7
25. Qe2 Rd8 26. Qxa6 Bxb2 27. Qc4 Bc3 28. h3 Rc8 29. Qb3 Qf5 30. Rd1 Qf4 31.
Qd5 h6 32. a6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Pimenta, Jeronimo Marques"]
[Black "Araujo, Adalberto"]
[Result "0-1"]
[ECO "E94"]
[BlackElo "2275"]
[PlyCount "68"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. dxe5 dxe5 8. O-O
Nbd7 9. Qc2 c6 10. Ne1 ({RR} 10. Re1 Qc7 11. b3 Re8 12. Ba3 b5 13. cxb5 cxb5
14. Bxb5 Bb7 15. Qd2 Rac8 16. Rac1 Qa5 17. Bxd7 Red8 18. Bxc8 Rxd2 19. Nxd2
Bxc8 20. Nc4 Qa6 21. Red1 Nd7 22. Rd6 Qb7 23. Na5 Qa8 24. Nd5 Bf8 {Roca Cruz,R
(1912)-Mellado Sais,C (1637) Sueca ESP 2023 1/2-1/2}) 10... Nc5 11. Be3 Nfd7
$146 ({RR} 11... Ne6 12. Rd1 Qc7 13. g3 Rd8 14. Bf3 Bf8 15. Ne2 Bc5 16. Nd3 Nd4
17. Nxd4 Bxd4 18. Bxd4 Rxd4 19. Nc5 Rxd1 20. Rxd1 Qa5 21. Nb3 Qc7 22. Nc5 Qa5
23. Nb3 Qc7 24. Qd3 Kf8 25. Be2 c5 26. Qe3 {Mukhtarov,F-Iskakov,A Artek 1999
0-1 (62)}) ({RR} 11... Ne6 12. Rd1 Nd7 13. Bg4 Nd4 14. Bxd4 exd4 15. Ne2 Nc5
16. Bxc8 Rxc8 17. b4 Ne6 18. Nf3 a5 19. bxa5 Ra8 20. Qd2 Rxa5 21. Nexd4 Nxd4
22. Nxd4 Qa8 23. Nf3 Rxa2 24. Qd7 Rb2 25. Qc7 Qb8 26. Rd7 {Schoenegg,T (2085)
-Radovanovic,J (2323) Karlovy Vary 2009 1/2-1/2 (35)}) 12. f4 exf4 13. Bxf4 Qe7
14. Rd1 Ne5 15. Nf3 a5 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18. Bf3 Be6 19. b3 a4 20.
Kh1 axb3 21. axb3 Ra3 22. Ra1 Rxb3 23. Na4 Rb4 24. Nxc5 Qxc5 25. Be2 b5 26. h3
bxc4 27. Qc3 Rb3 28. Ra5 Qb6 29. Qe5 Rb5 30. Rxb5 cxb5 31. Bg4 Bxg4 32. hxg4 b4
33. Rf6 Qb8 34. Qc5 b3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Pinto, Helder Gaioso"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1/2-1/2"]
[ECO "A00"]
[BlackElo "2249"]
[PlyCount "127"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Bf5 4. Ng3 Bg6 5. Nf3 Nd7 6. Bc4 ({RR} 6. h4 h6 7.
h5 Bh7 8. Bc4 e6 9. d3 Ngf6 10. Bd2 Bd6 11. Qe2 O-O 12. Ne4 Nxe4 13. dxe4 Ne5
14. O-O-O Nxc4 15. Qxc4 Qe7 16. Bc3 Bc5 17. Bd4 Bb6 18. Kb1 Rfd8 19. Bxb6 axb6
20. a3 Qc5 {Ivanov,M (2335)-Tristan,L (2523) chess.com INT 2023 0-1 (51)}) 6...
e6 7. d3 ({RR} 7. O-O Ngf6 8. d4 Be7 9. Qe2 O-O 10. Rd1 c5 11. c3 cxd4 12. Nxd4
Re8 13. Bb5 e5 14. Ndf5 Qc7 15. h4 h6 16. Nxh6+ gxh6 17. h5 Bh7 18. Bxd7 Red8
19. Bf5 Rxd1+ 20. Qxd1 Bf8 21. Bxh7+ Nxh7 {Demidov,M (2556)-Mazur,S (2437)
Trnava SVK 2019 1-0 (32)}) 7... h6 8. Bd2 Ngf6 $146 ({RR} 8... Be7 9. Qe2 Ngf6
10. O-O O-O 11. Rae1 Re8 12. Kh1 c6 13. Nh4 Bh7 14. f4 Nd5 15. Nf3 b5 16. Bb3
Nc5 17. Ne5 Rc8 18. Qh5 Rf8 19. f5 Nf6 20. Qf3 Nxb3 21. axb3 Qd5 22. b4 Qxf3
23. Rxf3 {Wege,J (2235)-Brauner,R Hofheim 1997 1/2-1/2 (41)}) 9. Qe2 Bd6 10.
O-O O-O 11. Ne4 Nxe4 12. dxe4 Bh5 13. Bc3 Ne5 14. Bxe5 Bxe5 15. Qe3 Bxf3 16.
Qxf3 Qd4 17. Qd3 Qxd3 18. Bxd3 Bxb2 19. Rab1 Bd4 20. Rfd1 Bb6 21. Be2 Rfd8 22.
Rxd8+ Rxd8 23. Rd1 Rxd1+ 24. Bxd1 Kf8 25. Kf1 Ke7 26. Ke2 Kd6 27. f4 Kc5 28. c3
Kc4 29. Kd2 Bg1 30. Bb3+ Kc5 31. h3 b5 32. Kd3 a5 33. a4 c6 34. g4 Bh2 35. f5
exf5 36. exf5 f6 37. Bd1 Bg3 38. Bb3 Be1 39. Bd1 Kd6 40. c4 Kc5 41. cxb5 cxb5
42. axb5 Kxb5 43. Bb3 Kb4 44. Be6 Kc5 45. Bb3 Bf2 46. Bf7 Kd6 47. Ke4 Kc6 48.
Kf3 Bg1 49. Ke4 Kc5 50. Kd3 Kb4 51. h4 Kb5 52. h5 Kc5 53. Bb3 Kb4 54. Bd1 a4
55. Kc2 Bd4 56. Kb1 a3 57. Ka2 Bc5 58. Kb1 Kc3 59. Ka2 Kd2 60. Ba4 Bd6 61. Kb1
Ke2 62. Bb3 Kf3 63. Bd1+ Kf4 64. Ka2 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Pompeo, Flavio Sposto"]
[Black "Valle, Adriano"]
[Result "0-1"]
[ECO "E07"]
[BlackElo "2247"]
[PlyCount "50"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O c6 7. b3 Nbd7 8. Bb2
b6 9. Nbd2 Bb7 10. Ne5 c5 11. cxd5 exd5 ({RR} 11... Bxd5 12. Nc6 Qe8 13. Nxe7+
Qxe7 14. Nf3 Rfd8 15. Rc1 Rac8 16. Qd3 Rc7 17. dxc5 Nxc5 18. Qe3 h6 19. h3 Rcc8
20. Rfd1 Ncd7 21. Rxc8 Rxc8 22. Rc1 Rxc1+ 23. Qxc1 Qc5 24. Qd2 Ne4 25. Qd4 Nef6
26. Qxc5 {Narayanan,S (2673)-Predke,A (2684) chess.com INT 2022 1-0 (43)}) 12.
Ndf3 ({RR} 12. e3 Rc8 13. Rc1 Rc7 14. Qc2 Re8 15. Rfd1 Nf8 16. dxc5 bxc5 17.
Qf5 Qc8 18. Qxc8 Rexc8 19. Bh3 Re8 20. Bc3 Bd6 21. Nd3 N6d7 22. Nf4 Nb6 23. Nh5
f6 24. Bg2 Be5 25. Nf4 Bxf4 26. gxf4 Ng6 {Lvov,N (2045)-Mamedov,E (2281)
Chelyabinsk RUS 2023 1-0 (53)}) 12... Bd6 $146 ({RR} 12... Rc8 13. Rc1 Re8 14.
Nxf7 Qc7 15. N7e5 Bd6 16. Nxd7 Nxd7 17. Bh3 Ra8 18. dxc5 bxc5 19. Nd4 Nf8 20.
Nb5 Qc6 21. Nxd6 Qxd6 22. b4 c4 23. Rxc4 Rad8 24. Qd4 Re7 25. Rc2 Ne6 26. Bxe6+
Qxe6 27. Rd1 {Romsdal,T (2207)-Petersen,L (2047) Copenhagen 2003 1-0 (34)}) ({
RR} 12... Ne4 13. Rc1 Rc8 14. Qd3 f6 15. Nxd7 Qxd7 16. Rfd1 c4 {1/2-1/2 (16)
Prokopisin,V (2361)-Acs,G (2212) Miskolc 2003}) 13. Rc1 Re8 14. e3 Ne4 15. Nxd7
Qxd7 16. Ne5 Qe7 17. Nd3 Rac8 18. dxc5 bxc5 19. Qg4 g6 20. Rfd1 c4 21. bxc4
dxc4 22. Nf4 Nxf2 23. Nxg6 hxg6 24. Kxf2 Qxe3+ 25. Kf1 Bc5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Prates, Fabiano Fortes"]
[Black "Rocha, Cesidio Monteiro"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2247"]
[PlyCount "111"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Nc6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. O-O
O-O 9. Be3 Nd4 10. Bf2 Nec6 11. Nh4 ({RR} 11. Nd2 Rb8 12. Ncb1 Ne7 13. c3 Ndc6
14. a4 b6 15. Nf3 e5 16. Nbd2 Ba6 17. Qe2 exf4 18. gxf4 Re8 19. Rfe1 Nd5 20.
Bg3 Bh6 21. f5 Nf4 22. Bxf4 Bxf4 23. Nf1 d5 24. Qf2 dxe4 25. dxe4 Ne5 {
Todorcevic,M (2475)-Portisch,L (2615) Szirak 1987 0-1 (36)}) ({RR} 11. Nxd4
Bxd4 12. Qd2 Rb8 13. Rab1 Qa5 14. a3 Bd7 15. h3 b5 16. Kh2 b4 17. axb4 Qxb4 18.
Be1 Bg7 19. f5 exf5 20. exf5 gxf5 21. Qg5 Qb6 22. Nd5 Qd8 23. Qh5 Ne7 24. Ba5
Qxa5 25. Nxe7+ Kh8 {Giss,A (2038)-Seregelyes,C (1991) Germany 2011 1-0 (38)})
11... Bd7 $146 ({RR} 11... Rb8 12. Qd2 Qa5 13. g4 Nb5 14. e5 Nxc3 15. bxc3 dxe5
16. Rab1 Bd7 17. f5 exf5 18. gxf5 gxf5 19. Qg5 Kh8 20. Nxf5 Bxf5 21. Qxf5 Ne7
22. Qd7 Ng6 23. Rxb7 Rxb7 24. Qxb7 Nf4 25. Kh1 Qxc3 26. Bh4 {Muron,M (2200)
-Kozlicek,L (2180) Czechia 2001 1/2-1/2 (87)}) ({RR} 11... Rb8 12. Qd2 b5 13.
Nd1 b4 14. Ne3 Bd7 15. Rac1 a5 16. c3 bxc3 17. bxc3 Nb5 18. g4 g5 19. fxg5 Qxg5
20. Nf3 Qg6 21. a4 Nc7 22. Bg3 Ne5 23. d4 Nxf3+ 24. Bxf3 cxd4 25. cxd4 Ne8 26.
Rc4 {Muron,M (2201)-Cedikova,K (2133) Czechia 2002 0-1 (40)}) 12. Qd2 Qa5 13.
Be3 Rae8 14. Qf2 f5 15. Nf3 Nxf3+ 16. Bxf3 Nd4 17. Bg2 Bc6 18. Rae1 a6 19. a3
Qd8 20. Nd1 fxe4 21. dxe4 Bb5 22. b4 Bxf1 23. Rxf1 b6 24. c3 Nb5 25. Qb2 Na7
26. Rf2 Qc7 27. Rd2 Kh8 28. h4 Nc6 29. Bh3 Re7 30. Qb3 Nd8 31. Qa4 a5 32. bxa5
bxa5 33. Qb5 Nc6 34. Qc4 Rfe8 35. Nf2 Nd8 36. Qb5 Bxc3 37. Rd3 Bg7 38. e5 d5
39. Bxc5 Rd7 40. Rxd5 exd5 41. Bxd7 Rg8 42. Nd3 Qb7 43. Bb6 d4 44. Bxd4 Qf3 45.
Bf2 Nb7 46. Ne1 Qxa3 47. Qxb7 Qb4 48. Qc6 Rb8 49. e6 Bd4 50. Bxd4+ Qxd4+ 51.
Kh2 Qf2+ 52. Ng2 Rb3 53. Qc1 Rxg3 54. Bc6 Rg4 55. Qc3+ Kg8 56. Kh3 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Sales Filho, Espedito Severiano"]
[Black "Rodrigues, Adriano Pfuhl"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2068"]
[BlackElo "2287"]
[PlyCount "58"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 g6 4. h3 Bg7 5. e3 O-O 6. Nbd2 b6 7. Bd3 ({RR} 7. c3
Bb7 8. Be2 Nbd7 9. O-O Ne4 10. a4 c5 11. a5 Nxd2 12. Nxd2 e5 13. dxe5 Nxe5 14.
Nf3 Re8 15. Bxe5 Bxe5 16. Bb5 Re6 17. a6 Bc8 18. e4 d4 19. Bc4 Bg7 20. Bxe6
Bxe6 21. cxd4 cxd4 {Wen,Y (2611)-Xiu,D (2557) Wuxi 2016 1-0}) 7... c5 8. c3 Nc6
9. Ne5 $146 ({RR} 9. O-O Nh5 10. Bh2 f5 11. Bb5 Bd7 12. Bxc6 Bxc6 13. Ne5 Bb7
14. Nef3 Nf6 15. Rc1 c4 16. Ng5 Bc8 17. Ndf3 b5 18. a4 a6 19. Ra1 Bb7 20. Ne5
Qc8 21. axb5 axb5 22. Rxa8 Bxa8 23. Qa1 Bh6 {Smith,V (1742)-Booth,A Wanganui
2007 1-0 (67)}) 9... Nxe5 10. Bxe5 Bb7 11. O-O Qc8 12. Qf3 Nd7 13. Bxg7 Kxg7
14. Qg3 Ba6 15. Bxa6 Qxa6 16. Nf3 Rac8 17. Qh4 Nf6 18. Ne5 Qe2 19. Rab1 Rfe8
20. g4 h6 21. Rfe1 Qa6 22. a3 Ne4 23. f4 f6 24. Nxg6 Kxg6 25. Qh5+ Kg7 26. f5
Rh8 27. Rbd1 Qb5 28. b4 cxb4 29. cxb4 Qe8 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Schutt, Ricardo de Amorim"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2184"]
[BlackElo "2294"]
[PlyCount "76"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 {Finkel,A Rabinovich,Al} e6 2. b3 c5 3. Bb2 Nc6 4. Bb5 Nge7 5. Nf3 a6 6.
Bxc6 Nxc6 7. O-O b5 8. Qe2 ({RR} 8. c4 bxc4 9. bxc4 Rb8 10. Bc3 d6 ({RR} 10...
Bb7 11. d3 d6 12. Na3 e5 13. Nc2 Be7 14. Ne3 O-O 15. Nd5 Nd4 16. Bxd4 cxd4 17.
Qa4) ({RR} 10... Qc7 11. d3 ({RR} 11. Na3 f6 12. Nh4 Nd8 13. f4 Be7 14. Nc2 O-O
15. Qh5 Bb7 16. Rae1 Rf7 17. f5) 11... Rg8 12. Nbd2 g5 13. Ne1 Rg6 14. Nc2 Bd6
15. Qh5) 11. Na3 ({RR} 11. d3 e5 12. Nbd2 Be7 13. Ne1 f5 14. exf5 Bxf5 15. f4
O-O 16. g4 Bd7) 11... e5 12. Nc2 Be7 13. Ne3 O-O 14. d3 Qe8 ({RR} 14... g6) 15.
Rb1 ({RR} 15. Qa4 Nd4) 15... Rxb1 ({RR} 15... Be6 16. Rxb8 Qxb8 17. Nd5) 16.
Qxb1 Bd8 17. Nd2 g6 18. Nd5 f5 ({RR} 18... Be6 19. Qb7 a5 20. f4) 19. exf5 gxf5
({RR} 19... Bxf5 20. Ne4 Qd7) 20. f4 Rf7 ({RR} 20... Be6 21. Qe1) 21. Qe1 Rg7 (
{RR} 21... Bb7 22. Nf3 e4 23. Nd2) 22. Nf3 Qg6 {Akopian,V (2678)-Kasparov,G 
(2838) Moscow 2002 CBM 091 [Rabinovich,Al] 1-0}) ({RR} 8. Na3 Nd4 9. c4 Qa5 10.
d3 Nxf3+ 11. Qxf3 Bb7 12. Nc2 Qd2 13. Rac1 Bd6 14. Bxg7 Rg8 15. Bb2 Qh6) ({RR} 
8. d3 Bb7 9. Nbd2 d6 10. a4 e5 11. Re1 Be7 12. Nf1 O-O 13. Ne3 Nd4 14. Nxd4
exd4 15. Nf5 Bf6 16. axb5 axb5 17. Rxa8 Bxa8 18. Qg4 g6 19. Qg3 Be5 20. f4 Bf6
21. e5 dxe5 22. fxe5 Bg5 {Szente Varga,F (2068)-Kokoszczynski,J (2279) chess.
com INT 2021 1-0}) ({RR} 8. a4) ({RR} 8. d4) 8... Bb7 9. a4 $146 ({RR} 9. c4
bxc4 10. bxc4 d6 11. d4 cxd4 12. Nxd4 Qg5 13. Nd2 Be7 14. Rab1 Rb8 15. Nxc6
Bxc6 16. Bf6 Rxb1 17. Bxg5 Rxf1+ 18. Nxf1 Bxg5 19. e5 d5 20. Qg4 Be7 21. cxd5
Bxd5 22. Qa4+ Kf8 23. Ne3 g6 {Kuzmin,G (2530)-Filipenko,A (2390) Moscow 1992
1-0 (36)}) ({RR} 9. Rd1 Qc7 10. c4 b4 ({RR} 10... bxc4) 11. d4 cxd4 12. Nxd4
Ne5 13. a3 Be7 14. axb4 ({RR} 14. Nf3 Nxf3+ 15. Qxf3 O-O 16. axb4 Bxb4 17. Qg4
f6 18. Nd2 a5) 14... Bxb4 15. Nc3 ({RR} 15. Ba3 Bxa3 16. Nxa3 O-O 17. Nac2 d6)
15... O-O 16. Na4 Be7 17. Rac1 Rae8 18. c5 f5 19. exf5 exf5 20. Rc3 ({RR} 20.
Qh5 g6 21. Qh3 f4) 20... Ng4 21. Rh3 ({RR} 21. Qc4+ Kh8 22. Rh3) 21... Bh4 22.
Qc4+ d5 23. cxd6+ Qxc4 {Dzhumaev,M (2507)-Dao,T (2581) Hyderabad 2005 CBM 110 
[Finkel,A] 0-1 (33)}) ({RR} 9. c4 bxc4 10. bxc4 d6 11. d4 cxd4 12. Nxd4 Qg5 13.
Nd2 Be7 14. Rab1 Rb8 15. Nxc6 Bxc6 16. Bf6 Rxb1 17. Bxg5 Rxf1+ 18. Nxf1) 9...
b4 10. d3 d6 11. Nbd2 e5 12. Nc4 Be7 13. Nfd2 Bf6 14. a5 Rb8 15. Qe3 O-O 16. f4
exf4 17. Bxf6 Qxf6 18. Qxf4 Qxf4 19. Rxf4 Nd4 20. Rf2 Rbd8 21. Nf3 Ne6 22. Raf1
f5 23. exf5 Rxf5 24. Nh4 Rxf2 25. Rxf2 g6 26. Nf3 Bxf3 27. Rxf3 Nd4 28. Rf2 Kg7
29. Kf1 Nc6 30. Re2 d5 31. Nb6 Kf6 32. Na4 c4 33. dxc4 dxc4 34. Nc5 cxb3 35.
cxb3 Rd1+ 36. Re1 Rxe1+ 37. Kxe1 Nxa5 38. Nxa6 Nxb3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.09"]
[Round "1"]
[White "Silveira Filho, Neri da Silva"]
[Black "Felipe, Andre de Souza"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2293"]
[BlackElo "2136"]
[PlyCount "89"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
Be6 9. f4 Qc7 10. g4 exf4 ({RR} 10... h6 11. g5 hxg5 12. fxg5 Nh7 13. h4 Nf8
14. Nd5 Qd8 15. Be3 Nbd7 16. Nxe7 Qxe7 17. h5 Bxb3 18. axb3 Ne6 19. Qd2 Ndc5
20. Bf3 Nf4 21. Bxf4 exf4 22. Qxf4 Ne6 23. Qf5 Nxg5 24. Rae1 Qe5 25. Kg2 {
Ye,J (2677)-Kasparov,G (2838) Batumi 2001 0-1 (41)}) ({RR} 10... O-O 11. g5
Nfd7 12. f5 Bc4 13. Be3 Bxe2 14. Qxe2 b5 15. Nd5 Qd8 16. Qg4 f6 17. g6 h6 18.
Qh5 Re8 19. Bxh6 Nf8 20. Be3 Qc8 21. Nb6 Qxc2 22. Nxa8 Qxe4 23. Qf3 Qxf3 24.
Rxf3 d5 25. Nc7 {Li,H (1985)-Gosh,C (2061) chess.com INT 2021 1-0 (38)}) 11.
Bxf4 Nc6 12. Nd5 $146 ({RR} 12. Rc1 O-O 13. g5 Nd7 14. Nd5 Bxd5 15. exd5 Nce5
16. c4 Rfe8 17. Qd2 Bf8 18. Kh1 g6 19. Nd4 a5 20. Bg3 Nc5 21. Rf4 h6 22. h4
hxg5 23. hxg5 Be7 24. Rh4 Qd8 25. Bf4 Ne4 26. Qe3 Bxg5 {Pinheiro Lung,A-Dumas
Aviles,A (2229) Bento Goncalves 2000 0-1 (42)}) ({RR} 12. Kh1 O-O 13. g5 Nd7
14. Nd5 Bxd5 15. exd5 Nce5 16. Nd4 g6 17. c4 Rfe8 18. Rg1 Bf8 19. b3 Bg7 20.
Qd2 Re7 21. Rad1 Rae8 22. Rg3 Nc5 23. Re3 Ned7 24. Rxe7 Rxe7 25. Bf3 Ne5 26.
Bg2 Ned3 {Timofeev,A (2575)-Panarin,M (2431) playchess.com INT 2003 0-1 (34)})
12... Bxd5 13. exd5 Ne5 14. Qd4 Nfd7 15. Qf2 O-O 16. Nd4 g6 17. c4 Rfe8 18.
Rac1 Bf8 19. b4 Rac8 20. h4 Qd8 21. Kg2 Bg7 22. a3 Qb6 23. Be3 Qd8 24. h5 Qe7
25. Bf4 Nf6 26. Bg5 Nexg4 27. Bxg4 Nxg4 28. Bxe7 Nxf2 29. Bh4 Nd3 30. Rc3 Re4
31. Rxd3 Rxh4 32. Nf3 Rhxc4 33. Re1 Rc2+ 34. Kg3 R2c3 35. Rxc3 Rxc3 36. Re7 b5
37. Re8+ Bf8 38. Kf4 Rxa3 39. Nd4 Ra4 40. Nc6 gxh5 41. Kg5 Ra1 42. Ne7+ Kg7 43.
Nf5+ Kg8 44. Ne7+ Kg7 45. Nf5+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Araujo, Adalberto"]
[Black "Pelikian, Jefferson"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2275"]
[BlackElo "2407"]
[PlyCount "66"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nc3 Bb4 7. Nb3 d5 8.
cxd5 Nxd5 9. Bd2 Nxc3 10. bxc3 $146 ({RR} 10. Bxc3 Bxc3+ 11. bxc3 Qf6 12. Qc1
b6 13. Bg2 Bb7 14. O-O O-O 15. c4 Rac8 16. Qa3 Rc7 17. c5 Qe7 18. Rac1 b5 19.
Rfd1 Rfc8 20. Rd6 h6 21. Rcd1 Nd8 22. Bxb7 Nxb7 23. Ra6 Nxc5 {1/2-1/2 (23)
Richardson,J (2360)-Kopec,D (2405) London 1997}) 10... Be7 11. Bg2 O-O 12. O-O
e5 13. Be3 Qc7 14. f4 Rd8 15. Qe1 exf4 16. gxf4 Bf6 17. Rc1 Re8 18. Bd4 Nxd4
19. cxd4 Qb6 20. Qd2 Bg4 21. e3 Rad8 22. Nc5 Rxe3 23. Qxe3 Bxd4 24. Qxd4 Rxd4
25. Kh1 Bf5 26. Nb3 Rd8 27. Rfe1 Qf2 28. Bxb7 Qxf4 29. Bg2 g6 30. Rf1 Qa4 31.
Rce1 Qxa2 32. Nc1 Qc4 33. Rf2 a5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Schutt, Ricardo de Amorim"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2249"]
[BlackElo "2184"]
[PlyCount "110"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. g3 Bb7 6. Bg2 O-O 7. O-O d6 8. a3
Bxc3 9. Qxc3 Nbd7 10. d4 Re8 11. Rd1 $146 ({RR} 11. b4 Be4 12. Bb2 Rc8 13. Rfd1
Qe7 14. Bf1 d5 15. c5 c6 16. Rac1 b5 17. Nd2 Nf8 18. a4 a6 19. Ra1 Bg6 20. f3
N8d7 21. axb5 axb5 22. Ra7 Qd8 23. Qa3 e5 24. Nb3 Bc2 25. Rc1 Bxb3 {Maiorov,N 
(2511)-Barwinski,D (2196) Warsaw 2009 1-0 (51)}) ({RR} 11. b3 h6 12. Bb2 Be4
13. Bh3 c6 14. Rfe1 Bh7 15. Nd2 d5 16. Rad1 a5 17. Bg2 a4 18. b4 b5 19. c5 Qc7
20. Qc1 e5 21. dxe5 Nxe5 22. Nf3 Nfd7 23. Nd4 Nf6 24. Nf3 Nfd7 25. Nd4 Nf6 {
Nakamura,H (2736)-Rapport,R (2763) Saint Louis USA 2021 1/2-1/2}) ({RR} 11. b3
Qe7 12. Bb2 c5 13. Rad1 Rac8 14. dxc5 dxc5 15. Ne5 Nxe5 16. Qxe5 Bxg2 17. Kxg2
Red8 18. f3 Rxd1 19. Rxd1 Rd8 20. Rxd8+ Qxd8 21. Bc3 h6 22. b4 Qe7 23. Qb8+ Kh7
24. b5 Ne8 25. a4 Nd6 {Kim,S (2295)-Crispin Ferreras,D (2160) chess.com INT
2022 1-0 (32)}) ({RR} 11. b4 a5 12. Bb2 axb4 13. axb4 Qe7 14. Rfe1 Qf8 15. Rad1
Ra4 16. Qb3 Rea8 17. d5 e5 18. Nd2 Qe7 19. Nb1 Nf8 20. Nc3 R4a7 21. Nb5 Ra6 22.
h3 Bc8 23. Ra1 Qd8 24. Rxa6 Bxa6 25. Na3 Bc8 {Dgebuadze,A (2551)-Stark,L (2426)
Neustadt an der Weinstrasse 2012 1/2-1/2 (53)}) 11... Qe7 12. b4 a5 13. Bb2
axb4 14. axb4 Qf8 15. Bf1 Rxa1 16. Rxa1 Ra8 17. Rxa8 Qxa8 18. Nd2 Qa4 19. f3 c5
20. bxc5 bxc5 21. Qb3 Qxb3 22. Nxb3 cxd4 23. Bxd4 Ne8 24. e4 Nc7 25. Kf2 f6 26.
Ke3 Kf7 27. f4 Na6 28. Be2 e5 29. Bc3 Nac5 30. Nd2 Bc6 31. Bb4 Ke7 32. Bg4 Ba4
33. Bf5 g6 34. Bxd7 Kxd7 35. Bxc5 dxc5 36. Nf3 Kd6 37. Ng5 h5 38. Nf3 Bd1 39.
Nh4 g5 40. Nf5+ Kd7 41. h4 gxh4 42. gxh4 Bg4 43. Ng3 Kc6 44. Kd3 Kb6 45. Nf5
Kc7 46. Ne3 Bf3 47. Nd5+ Kd6 48. Ne3 Kc6 49. Nf1 Kd6 50. Nd2 Bd1 51. Nb1 Bg4
52. Nc3 Bf3 53. Kc2 Bg4 54. Kd2 Bf3 55. Ke3 Bg4 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2245"]
[BlackElo "2303"]
[PlyCount "80"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. e3 Bg7 4. Be2 Nh6 5. O-O O-O 6. d3 ({RR} 6. c4 c6 7. d4
Bg4 8. Qb3 Qb6 9. Qa3 Nf5 10. Nc3 dxc4 11. Kh1 Nd6 12. b3 cxb3 13. Rb1 Nd7 14.
Rxb3 Qc7 15. h3 Be6 16. Rb1 b5 17. Ng5 Bc4 18. Bxc4 Nxc4 19. Qxe7 Rae8 20. Qb4
Nxe3 {Chernyshov,K (2536)-Dautov,R (2631) Ohrid 2001 0-1 (34)}) 6... c5 7. Qe1
Nc6 8. c3 Qc7 $146 ({RR} 8... f6 9. e4 dxe4 10. dxe4 Be6 11. Qh4 Qb6 12. Na3
Rad8 13. Nc2 Nf7 14. b3 Nd6 15. e5 Nf5 16. Qe1 fxe5 17. g4 c4+ 18. Kh1 Nd6 19.
Ng5 Bd5+ 20. Bf3 Bxf3+ 21. Rxf3 Rf6 22. fxe5 Rxf3 23. Nxf3 {Paul,J (2000)
-Berrocal Ruiz,V (2025) Malaga 1996 0-1}) ({RR} 8... Qb6 9. Kh1 d4 10. cxd4
cxd4 11. e4 Ng4 12. Na3 Nb4 13. Bd2 a5 14. Bxb4 axb4 15. Nc4 Qd8 16. Qh4 Ne3
17. Rfc1 Be6 18. Ng5 h6 19. Nxe6 fxe6 20. Nxe3 dxe3 21. Qg4 Qd7 22. Qxg6 Rxf4
23. Rf1 {Spichkin,A (2035)-Orlov,G (2446) chess.com INT 2023 0-1 (70)}) 9. e4
d4 10. Qh4 f6 11. f5 g5 12. Qh5 Bd7 13. g4 Ne5 14. cxd4 Nxf3+ 15. Bxf3 cxd4 16.
Na3 Rac8 17. Bd2 b5 18. Rac1 Qd6 19. Bd1 Kh8 20. Bb3 a6 21. Nc2 Ng8 22. a3 Rfd8
23. Ba5 Rf8 24. Qh3 Nh6 25. Kg2 Nf7 26. Qg3 Qe5 27. Bd5 Bc6 28. Bxc6 Rxc6 29.
Nb4 Rcc8 30. Nc6 Qxg3+ 31. Kxg3 Ne5 32. Nb4 Rxc1 33. Rxc1 Ra8 34. Rc7 Bf8 35.
h3 e6 36. Rb7 exf5 37. exf5 Bd6 38. Bc7 Bxc7 39. Rxc7 Rd8 40. Nc6 Re8 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Coelho, Luis Henrique"]
[Black "Campelo, Leandro Fabricio"]
[Result "1/2-1/2"]
[ECO "C16"]
[WhiteElo "2392"]
[BlackElo "2245"]
[PlyCount "81"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 f5 8. Qg3
Ba6 9. Bxa6 Nxa6 10. a4 Nb8 11. a5 Nc6 12. axb6 cxb6 13. Ne2 Na5 14. h4 Qf7 15.
h5 Ne7 16. h6 g6 17. Bg5 Kd7 $146 ({RR} 17... Nc4 18. Bf6 Rg8 19. Nf4 a5 20.
Nh3 g5 21. Nxg5 Qg6 22. Nxe6 Qxg3 23. fxg3 Kd7 24. Ng5 Ne3 25. Ke2 Ng4 26. Nxh7
Rg6 27. Bg7 Ng8 28. Nf8+ Rxf8 29. Bxf8 N8xh6 30. Rh5 Nf7 31. Rxf5 Ng5 32. Bd6 {
Nilsson,S (2312)-Nielsen,L (2248) Denmark 2010 1-0 (43)}) 18. O-O Nc4 19. Nf4
Rhc8 20. Nh3 Ng8 21. Qh4 Qf8 22. Bc1 Rc7 23. Rd1 a5 24. Rd3 a4 25. Ng5 Qe7 26.
g4 Kc6 27. gxf5 gxf5 28. Rg3 Qe8 29. Nh3 Qf8 30. Nf4 Re7 31. Nh5 Rf7 32. Rg7
Ne7 33. Kf1 f4 34. Nxf4 Nf5 35. Rxf7 Qxf7 36. Qh5 Qxh5 37. Nxh5 b5 38. Nf6 Ra7
39. Ke2 Rf7 40. Kf3 Nb6 41. Bg5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Costa, Giovanni de Almeida"]
[Black "Lucena, Lincoln"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2002"]
[BlackElo "2200"]
[PlyCount "76"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Qb6 5. Nbd2 d5 6. Bxf6 gxf6 7. Be2 Nc6 8.
dxc5 Bxc5 9. Nb3 Be7 10. O-O Rg8 $146 ({RR} 10... Bd7 11. Rc1 O-O-O 12. c4 dxc4
13. Rxc4 Kb8 14. Qc2 Nb4 15. Qe4 Bc6 16. Qf4+ e5 17. Nxe5 fxe5 18. Qxe5+ Bd6
19. Qh5 Nxa2 20. Nd4 Bd5 21. Rc2 Nb4 22. Rc3 f6 23. Nf3 Nc6 24. g3 {0-1 (24)
Young,L-Banawa,J (2340) Los Angeles 2009}) 11. c4 dxc4 12. Bxc4 e5 13. Nh4 Rg4
14. Bxf7+ Kxf7 15. g3 Be6 16. h3 Rg5 17. Qd3 Kg8 18. Kh2 Nb4 19. Qe2 Rc8 20.
Rac1 Rxc1 21. Nxc1 Qc6 22. f4 Bc4 23. Qf2 exf4 24. gxf4 Bxf1 25. fxg5 Bd6+ 26.
Kg1 Qxc1 27. Qxf1 Qxe3+ 28. Kh1 Qe4+ 29. Nf3 fxg5 30. Qd1 Nd3 31. Kg1 a6 32.
Qb3+ Kf8 33. Qd1 Ke7 34. b3 Qe3+ 35. Kg2 Qf2+ 36. Kh1 Nf4 37. Qe1+ Qxe1+ 38.
Nxe1 Nxh3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Felipe, Andre de Souza"]
[Black "Matsuura, Frederico"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2136"]
[BlackElo "2255"]
[PlyCount "87"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 e5 2. d3 d6 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nc6 6. Rb1 Be6 7. b4 Qd7 8. b5 Nd8
9. Bg5 ({RR} 9. Qb3 Nf6 10. a4 O-O 11. Ne4 Nxe4 12. dxe4 b6 13. Ba3 Nb7 14. Bb4
a6 15. Nf3 axb5 16. axb5 c6 17. Ng5 cxb5 18. Nxe6 Qxe6 19. cxb5 Qxb3 20. Rxb3
Ra1+ 21. Kd2 Ra2+ 22. Kc1 Rxe2 23. Rb2 Rc8+ {Kveinys,A (2532)-Short,N (2677)
Turin 2006 1/2-1/2 (51)}) ({RR} 9. Nf3 Bh3 10. Bxh3 Qxh3 11. Nd5 Qd7 12. e4 Ne6
13. Be3 Ne7 14. h4 h5 15. Ng5 Nxd5 16. cxd5 Nxg5 17. hxg5 f5 18. gxf6 Bxf6 19.
Kf1 Kf7 20. Kg2 Kg7 21. a4 b6 22. Rc1 Raf8 23. d4 h4 {Nanu,C (2513)-Stoleriu,G
(2419) Eforie Nord ROU 2022 1-0 (34)}) 9... f6 10. Bd2 h5 $146 ({RR} 10... Ne7
11. e4 O-O 12. Nge2 Bh3 13. O-O Bxg2 14. Kxg2 f5 15. f3 Ne6 16. Nd5 Kh8 17.
Nxe7 Qxe7 18. Qc2 h5 19. h3 Bf6 20. a4 Bg5 21. Bc3 Kh7 22. Bd2 Bxd2 23. Qxd2
Rf7 24. Rf2 Raf8 25. Rbf1 {Matickova,V-Hitzgerova,G (2170) Klatovy 1998 1/2-1/
2 (41)}) ({RR} 10... Nh6 11. Qc1 Nhf7 12. Nd5 c6 13. bxc6 bxc6 14. Ne3 f5 15.
f4 O-O 16. Nh3 d5 17. fxe5 d4 18. Nc2 Nxe5 19. O-O Re8 20. Ng5 Rc8 21. Nf3 Bf7
22. Nxe5 Bxe5 23. Bf3 Ne6 24. Nb4 Qd6 25. Na6 {Felipe,A (2136)-Lucena,L (2200)
Brasilia 2003 1/2-1/2 (32)}) ({RR} 10... c6 11. bxc6 bxc6 12. Qa4 Ne7 13. Ne4
O-O 14. h4 h6 15. e3 f5 16. Nc3 f4 17. exf4 exf4 18. Nf3 fxg3 19. fxg3 Bf5 20.
Ne4 Bxe4 21. dxe4 Qg4 22. O-O Qxg3 23. Rb3 Ne6 24. Be3 Nf4 25. Bxf4 {Lameira,
D-Rodrigues,A (2114) Lisbon 2001 0-1 (44)}) 11. h4 Nh6 12. Nd5 O-O 13. Qc1 Kh7
14. Nf3 Rf7 15. Qa3 Qc8 16. O-O Bh3 17. c5 Bxg2 18. Kxg2 Qe6 19. e4 dxc5 20. b6
cxb6 21. Nxb6 Rb8 22. Qxa7 Nc6 23. Qa3 Bf8 24. Qb3 Qe8 25. Rfc1 Ng4 26. a4 Kg7
27. Ne1 Nd4 28. Qb2 f5 29. f3 fxe4 30. fxg4 Qc6 31. Be3 exd3+ 32. Kh2 Qe4 33.
Bxd4 cxd4 34. Qd2 Ba3 35. Nxd3 Bxc1 36. Rxc1 Rf3 37. Rc7+ Kg8 38. Nd7 Qxg4 39.
Qe1 Re8 40. N3xe5 Qf5 41. Qc1 Re3 42. Qc4+ Kh8 43. Nxg6+ Qxg6 44. Qxd4+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Lucena, Jose Silvio"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2190"]
[BlackElo "2293"]
[PlyCount "113"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. c3 d6 6. e4 Nc6 7. Bc4 e5 8. dxe5
Nxe5 9. Nxe5 dxe5 10. O-O Qe7 11. Qe2 h6 12. Bh4 ({RR} 12. Bxf6 Bxf6 13. Rfd1
c6 14. Nf1 b5 15. Bb3 Bb7 16. Rd2 Rfd8 17. Rad1 Bg5 18. Ne3 Kg7 19. g3 h5 20.
h4 Bh6 21. a4 a6 22. axb5 axb5 23. Rxd8 Rxd8 24. Rxd8 Qxd8 25. Qd1 Qe7 26. Qd3
Bc8 {Obon Temprano,S (2194)-Domingo Nunez,A (2313) chess.com INT 2023 1-0 (38)}
) 12... Be6 13. Rad1 $146 ({RR} 13. Rfd1 Rad8 14. Nf1 c6 15. a4 Bc8 16. b4 Rxd1
17. Rxd1 Rd8 18. f3 Rxd1 19. Qxd1 Qc7 20. Bf2 Ne8 21. a5 b5 22. Bb3 Bf8 23. Qd2
Nf6 24. Be3 Kh7 25. Qa2 Kg7 26. Qf2 a6 27. Qh4 Nh5 {Truus,T (2230)-Alava,M 
(2200) Paide 1999 0-1 (79)}) 13... Rfd8 14. a4 c6 15. a5 b5 16. axb6 axb6 17.
Nb3 Rxd1 18. Rxd1 Ra4 19. Bxf6 Bxf6 20. Bxe6 Qxe6 21. Qc2 Qc4 22. f3 Be7 23. g3
b5 24. Kg2 Ra2 25. Nc1 Ra7 26. b3 Qe6 27. h4 h5 28. Qf2 Ra1 29. Qb2 Ra3 30. Rd3
f5 31. Qd2 fxe4 32. fxe4 Qg4 33. Rf3 Ra7 34. Qe3 Rd7 35. Nd3 Qe6 36. Nc5 Bxc5
37. Qxc5 Qd6 38. Qxd6 Rxd6 39. Kf2 Rd2+ 40. Ke1 Rg2 41. Kf1 Rc2 42. b4 Kg7 43.
Kg1 Re2 44. Rd3 Rxe4 45. Rd7+ Kf8 46. Rd6 Rc4 47. Rxg6 Rxc3 48. Rg5 e4 49. Rxh5
Rxg3+ 50. Kf2 Rf3+ 51. Ke2 Kf7 52. Re5 Rf4 53. h5 e3 54. Kxe3 Rxb4 55. Rc5 Rh4
56. Rxc6 Rxh5 57. Kd4 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Marques, Vinicius"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2319"]
[BlackElo "2282"]
[PlyCount "85"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nge2 d6 6. Ng3 c5 7. d5 e6 8. Be2
exd5 9. exd5 Nbd7 10. O-O a6 ({RR} 10... Ne5 11. h3 Ne8 12. f4 Nd7 13. f5 Qe7
14. Bf4 Ne5 15. Qd2 gxf5 16. Bg5 Bf6 17. Bxf6 Qxf6 18. Nh5 Qg6 19. Qf4 Ng7 20.
Nxg7 Kxg7 21. a4 Qh6 22. Qxh6+ Kxh6 23. Nb5 Rd8 24. Ra3 a6 25. Nc3 {Zueger,B 
(2470)-Barlov,D (2520) Lugano 1988 1-0 (43)}) 11. Bg5 ({RR} 11. Bf4 Ne8 12. Qd2
Ne5 13. Bh6 f5 14. Bxg7 Kxg7 15. f4 Nf7 16. Rae1 Nf6 17. Bd3 Bd7 18. a4 Re8 19.
Rxe8 Qxe8 20. Re1 Qf8 21. a5 Re8 22. Rxe8 Qxe8 23. Nge2 Qd8 24. Nd1 b6 25. axb6
Qxb6 {Mikhailovsky,V (2184)-Perez Ponsa,F (2553) chess.com INT 2022 0-1 (58)})
11... b5 $146 ({RR} 11... h6 12. Bf4 Ne5 13. Qd2 Kh7 14. Bxe5 dxe5 15. Bd3 Ne8
16. f4 f5 17. fxe5 Bxe5 18. Rae1 Qc7 19. Rf3 Nf6 20. Nce2 Bd7 21. Kh1 Rae8 22.
Ref1 Qd6 23. Nf4 Bxf4 24. Rxf4 Ng4 25. R4f3 Ne5 26. Rf4 {Pukropski,W-Porubszki,
G (2070) Badenweiler 1995 0-1 (60)}) ({RR} 11... h6 12. Bf4 Re8 13. Qd2 Qb6 14.
Rab1 h5 15. Rfe1 Ne5 16. Bxe5 Rxe5 17. Bd3 Ng4 18. h3 Rxe1+ 19. Rxe1 Ne5 20.
Bf1 Qb4 21. Nge4 Bxh3 22. f4 Bh6 23. Qf2 Ng4 24. Qe2 Bxg2 25. Bxg2 Re8 26. Bf3
{Bellotto,S (1988)-Raineri,R (1565) Como 2007 1-0}) 12. cxb5 h6 13. Bf4 Nb6 14.
a4 axb5 15. Bxb5 Ba6 16. Bxa6 Rxa6 17. Qd3 Ra5 18. Nb5 c4 19. Qd2 Nxa4 20. Bxd6
Rxb5 21. Bxf8 Qxf8 22. Rxa4 Nxd5 23. Rxc4 Bxb2 24. Ne4 Be5 25. Rd1 Kh7 26. Rc5
Rxc5 27. Nxc5 Qxc5 28. Qxd5 Qxd5 29. Rxd5 Bc3 30. Kf1 h5 31. Ke2 f5 32. Rd7+
Kg8 33. Kd3 Bg7 34. Kc4 Bf6 35. Kd5 Bg7 36. Ke6 Bc3 37. Rd3 Bb2 38. h3 Kg7 39.
f4 Kg8 40. g4 fxg4 41. hxg4 hxg4 42. Rg3 Kg7 43. Rxg4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Matsuura, Everaldo"]
[Black "De Souza Haro, Paulo Cezar"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2438"]
[BlackElo "2229"]
[PlyCount "81"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 Qb6 8. Nf3
cxd4 9. cxd4 Be7 10. h4 f6 11. a3 O-O 12. b4 a5 13. b5 Qxb5 14. Nc3 Qb6 15. Rb1
Qd8 16. Bd3 f5 $146 ({RR} 16... h6 17. Bc2 b6 18. Qd3 f5 19. g4 Ba6 20. Nb5 Na7
21. a4 Nc6 22. Bd2 Nb4 23. Bxb4 Bxb4+ 24. Kd1 Rc8 25. Rb3 Bxb5 26. axb5 Qe7 27.
gxf5 Rxf5 28. Ng5 g6 29. h5 a4 30. Rxb4 Qxb4 31. Nxe6 {Firman,N (2499)
-Podolchenko,E (2270) Minsk 2006 1/2-1/2 (33)}) 17. Qc2 a4 18. Nb5 Ndb8 19. g4
Na6 20. Qg2 Nc7 21. gxf5 exf5 22. Nxc7 Qxc7 23. Qa2 Qd8 24. Be3 Na5 25. Kf2 h6
26. Rbg1 Be6 27. Rg6 Bf7 28. Rg3 Bh5 29. Rhg1 Bg4 30. Rxg4 fxg4 31. Rxg4 Rc8
32. f5 Kh8 33. Bxh6 gxh6 34. Qd2 Bg5 35. hxg5 Nb3 36. Qe3 Nc1 37. Bb1 Qb6 38.
g6 Kg7 39. f6+ Rxf6 40. exf6+ Qxf6 41. Rf4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Olivencia, Flavio"]
[Black "Pompeo, Flavio Sposto"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2226"]
[PlyCount "61"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8.
Bg5 h6 9. Bxf6 gxf6 10. O-O-O Rg8 11. Nh4 ({RR} 11. Rhg1 Qa5 12. Qd3 a6 13. Nd4
e6 14. Kb1 Bd7 15. f4 b5 16. e5 f5 17. exd6 b4 18. Nce2 Rd8 19. Ng3 Bb5 20. Qe3
Bc4 21. b3 Bd5 22. Ndxf5 Bxd6 23. Nxd6+ Rxd6 24. Ne4 {1-0 (24) Balogh,C (2605)
-Likavsky,T (2498) Austria 2009}) ({RR} 11. Rhg1 Qa5 12. Qd3 e6 13. Nd4 a6 14.
f4 Bd7 15. Kb1 O-O-O 16. f5 Kb8 17. Qf3 Qe5 18. Qh5 Be8 19. Qh3 Bd7 20. Qh5 Be8
21. Qh3 Bd7 22. Qh5 {1/2-1/2 (22) Calcado,A (2106)-Umetsubo,C (2365)
Florianópolis - Santa Catari 2023}) 11... Qb6 12. Qd2 $146 ({RR} 12. Rhe1 Qxd4
13. Rxd4 O-O-O 14. g3 e6 15. Rd3 Rg4 16. Nf3 Kc7 17. h3 Rg8 18. Nd4 a6 19. Kb1
d5 20. Nxc6 bxc6 21. exd5 cxd5 22. Na4 Rb8 23. Rc1 Rb4 24. b3 Be7 25. c4 dxc4
26. a3 Rb7 {Dostan,J (2315)-Nogrady,V (2276) Hungary 2007 1/2-1/2 (47)}) 12...
Qa5 13. g3 O-O-O 14. Rhe1 e6 15. Kb1 Kb8 16. Qe3 Qg5 17. f4 Qg4 18. Rd3 Be7 19.
f5 Qg5 20. Qf2 h5 21. Nf3 Qg4 22. Nd4 Be8 23. Ndb5 b6 24. a4 d5 25. fxe6 Bxb5
26. axb5 d4 27. exf7 Rgf8 28. Rxd4 Rxd4 29. Qxd4 Rxf7 30. Nd5 f5 31. Qe5+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Pimenta, Jeronimo Marques"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2233"]
[PlyCount "72"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Be2 O-O 8. O-O
Nc6 9. Be3 b6 10. Ne5 ({RR} 10. Rc1 Bb7 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Bc4 Qd7
14. Bb5 a6 15. Bxc6 Bxc6 16. Ne5 Bxe5 17. dxe5 Qb7 18. Qg4 Bd5 19. Rfd1 Rfd8
20. Bg5 Bxa2 21. Qh4 Rac8 22. Bxe7 Rxd1+ 23. Rxd1 Qd5 24. Ra1 Qxe5 {
Nikolashvili,G (2257)-Sjugirov,S (2663) lichess.org INT 2021 1-0 (36)}) ({RR} 
10. a3 Bb7 11. b4 dxc4 12. Rc1 e6 13. Bxc4 Ne7 14. Ng5 h6 15. Nf3 Rc8 16. Ne5
Nfd5 17. Nxd5 Nxd5 18. Qg4 Nxe3 19. fxe3 Bxe5 20. dxe5 Qd2 21. Qg3 Kh7 22. Rcd1
Qxg2+ 23. Qxg2 Bxg2 24. Kxg2 Rxc4 {Chong,K (1699)-Sivanandan,B (1742) Daventry
ENG 2023 0-1 (63)}) 10... Bb7 11. Bf3 e6 12. Qa4 $146 ({RR} 12. cxd5 Nxe5 13.
dxe5 Nxd5 14. Nxd5 Bxd5 15. Bxd5 Qxd5 16. Qxd5 exd5 17. Bd4 Rac8 18. Rad1 f6
19. exf6 Bxf6 20. Bxf6 Rxf6 21. Rxd5 Rc2 22. Rd8+ Kg7 23. Rd7+ Rf7 24. Rxf7+
Kxf7 25. Rb1 b5 26. a3 Ke6 {Inkiov,V (2470)-Zahariev,Z (2365) Sofia 1989 1/2-1/
2 (45)}) ({RR} 12. Bg5 Ne7 13. Re1 h6 14. Bh4 g5 15. Bg3 Nf5 16. Rc1 Nxg3 17.
hxg3 Rb8 18. c5 bxc5 19. dxc5 Ne4 20. Bxe4 Bxe5 21. Bb1 f6 22. Qh5 Qe7 23. Qxh6
Qg7 24. Qxg7+ Kxg7 25. b4 Bc6 26. a3 a5 {Kubala,J (2206)-Jablonicky,F (2224)
Slovakia 2002 1-0 (49)}) 12... Nxe5 13. dxe5 Nd7 14. cxd5 Nxe5 15. Be4 exd5 16.
Rad1 Qh4 17. g3 Qg4 18. f3 Qe6 19. Nxd5 Bc6 20. Qb4 Rfd8 21. Ne7+ Kh8 22. Nxc6
Nxc6 23. Qa4 Na5 24. Bg5 Rxd1 25. Rxd1 Rc8 26. Qd7 Qxd7 27. Rxd7 f5 28. Bd5 h6
29. Bd2 Nc4 30. Bc3 Bxc3 31. bxc3 Ne3 32. Bf7 Rxc3 33. Bxg6 Rc2 34. Re7 Rg2+
35. Kh1 Re2 36. Kg1 Rg2+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Rocha, Cesidio Monteiro"]
[Black "Sales Filho, Espedito Severiano"]
[Result "1-0"]
[ECO "B10"]
[BlackElo "2068"]
[PlyCount "117"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Bb5+ ({RR} 
7. Bc4 O-O 8. Qb3 b6 9. O-O Bb7 10. Re1 Na6 11. d3 Nc5 12. Qa3 Nxd5 13. Nxd5
Bxd5 14. Bxd5 Qxd5 15. Rxe7 Nxd3 16. Rxa7 Nxc1 17. Rxc1 Bxb2 18. Qxb2 Rxa7 19.
Qxb6 Rxa2 20. h4 Qa5 21. Qf6 Qa6 {Baches Garcia,G (2335)-Kozak,A (2422) chess.
com INT 2023 0-1}) 7... Nbd7 8. Ne5 O-O 9. d4 $146 ({RR} 9. Nxd7 Bxd7 10. Bc4
b5 11. Bb3 b4 12. Ne2 Bb5 13. O-O Nxd5 14. d4 e6 15. Re1 a5 16. a3 Qd6 17. Ng3
Nc7 18. Be3 f5 19. Qc1 Nd5 20. Bh6 Rac8 21. Qd2 Bxh6 22. Qxh6 Nf4 23. Re5 Nd5 {
Homiakova,E (2038)-Klimets,E (2113) Minsk 2008 1-0}) 9... Nb6 10. O-O Nfxd5 11.
a4 a6 12. Be2 Be6 13. a5 Nxc3 14. bxc3 Bxe5 15. dxe5 Nd5 16. Ra3 Rc8 17. c4 Nb4
18. Qb3 Nc6 19. Qxb7 Nxa5 20. Qxa6 Bxc4 21. Qxa5 Bxe2 22. Re1 Kg7 23. Bg5 Qd7
24. e6 Qb5 25. Qd2 Rfd8 26. Qe3 Bc4 27. Bxe7 Re8 28. exf7 Bxf7 29. Ra7 Rc6 30.
h3 Re6 31. Qc3+ Kg8 32. Rxe6 Bxe6 33. Bb4 Bf7 34. Qf6 Qf5 35. Rxf7 Qxf6 36.
Rxf6 Rb8 37. Bd2 Kg7 38. Ra6 Rb1+ 39. Kh2 h5 40. Bg5 Rb5 41. h4 Rb3 42. Ra7+
Kf8 43. Be3 Rc3 44. Kg3 Rc4 45. f3 Rc3 46. Bh6+ Ke8 47. Rg7 Rc6 48. Kf4 Rc4+
49. Kg5 Rc2 50. g4 Rf2 51. Rxg6 Rxf3 52. Kxh5 Kf7 53. Rg7+ Kf6 54. g5+ Ke6 55.
Kg6 Rf5 56. h5 Rc5 57. Ra7 Rc6 58. Bg7 Rb6 59. h6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Rodrigues, Adriano Pfuhl"]
[Black "Prates, Fabiano Fortes"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2287"]
[BlackElo "2247"]
[PlyCount "73"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ne2 Qb6 8. Nf3
cxd4 9. cxd4 f6 10. exf6 Nxf6 11. O-O Bd6 12. Nc3 O-O 13. Be3 a6 14. a3 Qc7 ({
RR} 14... Qd8 15. Rc1 Qe8 16. Re1 Qh5 17. h3 Bd7 18. Rc2 e5 19. Nxe5 Qxd1 20.
Rxd1 Bxe5 21. dxe5 Nxe5 22. Bf1 Bc6 23. Bd4 Rfe8 24. Re2 Ned7 25. Rde1 Rxe2 26.
Rxe2 Kf7 27. f3 Re8 28. g4 Rxe2 29. Bxe2 {Gruenfeld,Y (2455)-Roos,L (2255)
Valetta 1980 1-0 (70)}) ({RR} 14... Bd7 15. Rc1 Be8 16. Ne5 Bh5 17. Qd2 Rad8
18. Nxc6 Qxc6 19. Nb5 Qd7 20. Nxd6 Qxd6 21. Bf4 Ne4 22. Bxd6 Nxd2 23. Bxf8 Nxf1
24. Bb4 {1-0 (24) Albers,S (2133)-De Boer,G Helmond NED 2023}) 15. Rc1 Kh8 16.
b4 $146 ({RR} 16. Bb1 Ng4 17. h3 Nxe3 18. fxe3 g6 19. Ng5 Qe7 20. Rxf8+ Qxf8
21. Qd3 Qe7 22. h4 Bd7 23. Rf1 Rf8 24. Rxf8+ Qxf8 25. Nxh7 Qh6 26. Ng5 Kg7 27.
Qf1 Nd8 28. Qf2 Qh5 29. Bc2 Qg4 30. Bd1 Qg3 {Zesch,L-Teichgraeber,M Germany
1998 1/2-1/2 (79)}) 16... Ng4 17. h3 Nxe3 18. fxe3 Qd8 19. Qe2 Bd7 20. e4 Bf4
21. Rcd1 Qf6 22. Bb1 Rae8 23. Qd3 Qh6 24. Kh1 dxe4 25. Nxe4 Ne7 26. Rfe1 Nf5
27. Nc5 Bb5 28. Qb3 Ne3 29. Rc1 Nxg2 30. Kxg2 Bxc1 31. Nxe6 Rf6 32. d5 Bd2 33.
Re4 Rg6+ 34. Rg4 Rxg4+ 35. hxg4 Bd7 36. Qd3 Qe3 37. Qxh7# 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Silva, Carlos Alessandro"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "A20"]
[BlackElo "2521"]
[PlyCount "58"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 e5 2. g3 c6 3. d4 exd4 4. Qxd4 d5 5. Bg2 Nf6 6. Nf3 Be7 7. O-O dxc4 ({RR
} 7... O-O 8. Rd1 Qb6 9. Qd3 Na6 10. cxd5 Nb4 11. Qb3 Nbxd5 12. Nbd2 Bf5 13.
Nc4 Qc7 14. Nd4 Bg6 15. Bd2 Bc5 16. Be1 Rfe8 17. e3 Bh5 18. Rdc1 Qe7 19. a4
Rad8 20. Na5 Bxd4 21. exd4 Rb8 22. Nc4 {Balog,I (2548)-Vajda,L (2596) Slovakia
2016 1-0 (55)}) ({RR} 7... O-O 8. cxd5 cxd5 9. Nc3 Nc6 10. Qa4 Bg4 11. Rd1 Be6
12. e4 d4 13. e5 Nd7 14. Nxd4 Nxd4 15. Qxd4 Bc5 16. Qf4 Qc7 17. Nd5 Qxe5 18.
Nc7 Qe2 19. Qf3 Bxf2+ 20. Kh1 Qxf3 21. Bxf3 Rad8 22. Kg2 {Gubajdullin,A (2300)
-Szpar,M (2447) chess.com INT 2023 1/2-1/2 (62)}) 8. Qxc4 O-O 9. Nc3 Qa5 $146 (
{RR} 9... Be6 10. Qa4 Nbd7 11. Nd4 Nc5 12. Nxe6 Nxe6 13. Be3 Qc7 14. Rfd1 Bc5
15. Bxc5 Nxc5 16. Qc4 Ne6 17. b4 Rfd8 18. Ne4 Nxe4 19. Bxe4 Qe5 20. f4 Qf6 21.
e3 {1/2-1/2 (21) Fauland Borek,J (2110)-Krmelj,N (2045) Ptuj 1995}) ({RR} 9...
Be6 10. Qa4 h6 11. Nd4 Bd7 12. Qc2 Qc8 13. Bf4 Na6 14. e4 Re8 15. Rad1 Bf8 16.
Rfe1 Nc5 17. e5 Nh7 18. Ne4 Ne6 19. Nxe6 Bxe6 20. Nd6 Bxd6 21. Rxd6 Qc7 22. b4
Qb6 23. a3 a5 24. Qc5 {Velikov,P (2465)-Antonov,V Sofia 1984 1-0 (61)}) 10. Bf4
Be6 11. Qa4 Qxa4 12. Nxa4 Re8 13. Rfd1 Nbd7 14. Nc3 Bb4 15. Bd2 Nb6 16. b3 a5
17. h3 Nbd5 18. Nxd5 Bxd5 19. e3 Red8 20. Nd4 c5 21. Bxb4 axb4 22. Bxd5 Rxd5
23. Nc2 Rxa2 24. Rxd5 Rxa1+ 25. Nxa1 Nxd5 26. Kf1 Nc3 27. Ke1 Nb1 28. Ke2 Na3
29. Kd3 b5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Teixeira, Ricardo da Silva"]
[Black "Pinto, Helder Gaioso"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2294"]
[PlyCount "55"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. g3 Bg7 7. Bg2 O-O 8.
O-O a6 9. Nxc6 dxc6 10. Qxd8 Rxd8 11. Na4 e5 12. Nb6 Rb8 13. Nxc8 Rbxc8 14. Bh3
Rb8 15. Be3 b6 16. Rfd1 c5 17. a3 $146 ({RR} 17. Rab1 Ne4 18. Rd3 Bf8 19. Bg2
Rxd3 20. exd3 Nd6 21. g4 f5 22. Bd5+ Kg7 23. f3 f4 24. Bd2 Ne8 25. Bc3 Bd6 26.
Re1 Kf6 27. g5+ Kxg5 28. Bxe5 Bxe5 29. Rxe5+ Kf6 30. Re6+ Kf5 31. Re7 h6 {
Okhotnik,V (2453)-Costa,P Elancourt 2004 1-0 (65)}) 17... Bf8 18. Rxd8 Rxd8 19.
b4 Rb8 20. Rb1 Ne4 21. Rb3 b5 22. bxc5 Nxc5 23. Bxc5 Bxc5 24. cxb5 axb5 25. a4
b4 26. Bg2 Rb6 27. Bd5 Rf6 28. Rf3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.10"]
[Round "2"]
[White "Valle, Adriano"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2247"]
[BlackElo "2389"]
[PlyCount "124"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O
9. Ne5 Bd7 10. Qc1 Be8 11. Ba3 Bh5 12. Bxd6 Qxd6 13. c5 Qe7 14. Nc3 Nbd7 15.
Nxd7 $146 ({RR} 15. f4 Nxe5 16. fxe5 Ne4 17. Nxe4 dxe4 18. Qc4 g5 19. e3 Rf7
20. Rf2 Kg7 21. Raf1 Bg6 22. b4 a6 23. a4 h5 24. Rb2 h4 25. b5 axb5 26. axb5 g4
27. Re1 Ra3 28. Rb3 Rxb3 29. Qxb3 Rf8 {Nikitin,A (2418)-Chigvintsev,A (2387)
Novosibirsk 1999 1/2-1/2 (45)}) 15... Nxd7 16. f4 b5 17. Bf3 Nf6 18. Qd2 a5 19.
Nd1 Qf7 20. Nb2 Bg4 21. Nd3 Bh3 22. Ne5 Qc7 23. Rfc1 Nd7 24. Nd3 Rf6 25. Qe3
Re8 26. a3 Rh6 27. Ne5 Nxe5 28. Qxe5 Qf7 29. Rc3 Bg4 30. Bxg4 fxg4 31. Re3 Rf6
32. Rf1 h6 33. Rf2 Rf8 34. Rd3 Kh7 35. Rd2 g6 36. Qe3 h5 37. Qd3 Kg7 38. e3 Rh8
39. Qe2 Rf8 40. Qd3 g5 41. Qc2 Qg6 42. Qxg6+ Kxg6 43. Kf1 R8f7 44. Ke2 h4 45.
Kf1 Rf5 46. Ke1 Rh7 47. fxg5 hxg3 48. Rxf5 gxh2 49. Rf6+ Kxg5 50. Rxh2 Rxh2 51.
Rxe6 g3 52. Kf1 Kg4 53. Rxc6 Kf3 54. Rf6+ Kxe3 55. c6 Rc2 56. c7 Rxc7 57. Kg2
Rc3 58. Ra6 Kxd4 59. Rxa5 Rxb3 60. a4 b4 61. Rb5 Kc4 62. Rb8 Ra3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Bittencourt, Jorge"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2303"]
[BlackElo "2226"]
[PlyCount "115"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8.
Qd1 Qg6 9. Nc3 d5 10. Nxd5 Qxe4+ 11. Be3 Nd4 12. Nc7+ Ke7 13. Rc1 Bg4 14. Qd3
Qxd3 15. Bxd3 Rd8 16. h3 Bc8 17. f4 exf4 18. Bxf4 Ne6 19. Nxe6 Bxe6 20. O-O ({
RR} 20. a4 Nf6 21. O-O h6 22. a5 Rd5 23. Bd2 Rc8 24. Bb4+ Ke8 25. Rce1 Kd7 26.
Rd1 Ke8 27. Rd2 Kd7 28. c4 Rg5 29. h4 Rg3 30. Bc2+ Kc6 31. Rxf6 Rg4 32. Ba4+ b5
33. axb6+ Kxb6 34. Rd6+ Kb7 {Ye,J (2385)-Aldrete,J (2400) Luzern 1982 1-0 (38)}
) 20... Nf6 21. a3 Rd7 22. Bg5 $146 ({RR} 22. Rce1 Rc8 23. Bd2 Rd5 24. Bb4+ Kd7
25. Bc3 Ne8 26. Be4 Rb5 27. Rd1+ Kc7 28. a4 Rh5 29. Rd4 Nf6 30. Bf3 Rc5 31.
Rfd1 a5 32. Rh4 Kb8 33. Rd6 Nd5 34. Be5 Nc7 35. Rb6 Bd5 36. Rb5 Rxb5 {Small,V 
(2340)-Spiller,P New Zeeland 1982 1-0 (40)}) 22... h6 23. Bxf6+ gxf6 24. Rf4
Rd6 25. Re1 Rg8 26. Rh4 Rh8 27. Re3 Rd5 28. Rb4 Rd7 29. Kf2 Rg8 30. Rh4 Rh8 31.
Rh5 Kf8 32. Be4 Rc7 33. c3 Rd7 34. Rd3 Rxd3 35. Bxd3 Kg7 36. Rh4 Rd8 37. Rd4
Rc8 38. Be4 Rc7 39. Rd6 Re7 40. Bf3 Kg6 41. Rb6 Bc8 42. c4 Kg5 43. Kg3 Rc7 44.
b3 Re7 45. h4+ Kg6 46. Kf4 h5 47. Be4+ Kg7 48. b4 Rc7 49. c5 Re7 50. g3 a5 51.
Rb5 axb4 52. axb4 Rc7 53. Rb6 Re7 54. Bg2 Kg6 55. Bd5 Rc7 56. c6 bxc6 57. Rxc6
Rd7 58. Be4+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Campelo, Leandro Fabricio"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2245"]
[BlackElo "2294"]
[PlyCount "58"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qg3
cxd4 9. cxd4 Qxc2 ({RR} 9... Nc6 10. c3 Nge7 11. a4 O-O 12. Nh3 Qa5 13. Qe3 Bd7
14. Be2 f4 15. Qd3 Ng6 16. O-O Rac8 17. Ba3 Nce7 18. Rfc1 Qd8 19. Qb1 f3 20.
Bxf3 Rxf3 21. gxf3 Nf5 22. Qxb7 Rc7 23. Qa6 Qh4 24. Qf1 {Kovacevic,A (2551)
-Kostic,V (2390) Budva 2004 0-1 (31)}) 10. Bd2 Qc7 11. Bd3 $146 ({RR} 11. Rc1
Nc6 12. h4 Qf7 13. Nh3 Nge7 14. Ng5 Qg8 15. Qc3 h6 16. Nh3 Bd7 17. Qb2 Nd8 18.
Nf4 Rc8 19. Rxc8 Bxc8 20. Rh3 Kf7 21. Rg3 Qe8 22. Nh5 Rg8 23. Be2 Ng6 24. Bxh6
gxh6 25. Nf6 Qe7 {Klovans,J-Arakelov,I Batumi (Georgia) 1961 1-0 (47)}) ({RR} 
11. Rc1 Nc6 12. Bb5 Kf7 13. Nf3 Nge7 14. O-O Bd7 15. Qh4 h6 16. Qh5+ Kg8 17.
Rc3 Rf8 18. Rb1 a6 19. Bxc6 Nxc6 20. Kh1 {1/2-1/2 (20) Braun,R (1928)-Albrecht,
H (2036) Bayern 2016}) ({RR} 11. Bb5+ Nc6 12. Rc1 Kf7 13. Bxc6 bxc6 14. Nh3 h6
15. Nf4 Ne7 16. Bb4 g5 17. Nh5 Ng6 18. O-O Ba6 19. Bd6 Qb6 20. Rfe1 Nf4 21.
Nxf4 gxf4 22. Qh4 Qd8 23. Qh5+ Kg7 24. Rxc6 Bb5 25. Rc7+ Bd7 {Lanin,A (2465)
-Bogdanov,A (2087) St Petersburg 2007 1-0}) 11... Nc6 12. Ne2 Qf7 13. h4 Nge7
14. h5 Bd7 15. h6 g6 16. a4 O-O 17. Rh4 Rfc8 18. Kf1 Be8 19. Kg1 a5 20. Rb1 Nb4
21. Bxb4 axb4 22. Bb5 Bxb5 23. axb5 Ra3 24. Qg5 Rc4 25. Qd2 Nc8 26. Rxb4 Ra1+
27. Kh2 Qe7 28. Rh3 Qxb4 29. Qg5 Qe7 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "De Souza Haro, Paulo Cezar"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2229"]
[BlackElo "2233"]
[PlyCount "67"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 g6 3. Nd2 Bg7 4. e4 fxe4 5. Nxe4 d5 6. Nc5 b6 7. Nb3 Nf6 8. Be2
O-O 9. Nf3 Ne4 10. Be3 c5 ({RR} 10... Nc6 11. O-O Qd6 12. c4 Ba6 13. Rc1 Bxc4
14. Bxc4 dxc4 15. Rxc4 b5 16. Rc1 Nb4 17. Nc5 Nxc5 18. Rxc5 c6 19. a3 Na6 20.
Rc3 Rae8 21. Qc2 Nb8 22. Ne5 Qd5 23. Rc5 Qa2 24. Nxc6 Nxc6 25. Rxc6 {Hodgson,J
(2565)-Onischuk,A (2646) France 1999 1/2-1/2 (53)}) 11. c3 a5 $146 ({RR} 11...
Nd7 12. Nbd2 Nd6 13. dxc5 Nf5 14. Bd4 Nxd4 15. Nxd4 Nxc5 16. O-O Bb7 17. N2b3
Qd6 18. Nb5 Qd7 19. a4 e5 20. a5 Bc6 21. axb6 axb6 22. Rxa8 Rxa8 23. Na3 Ba4
24. Nxc5 bxc5 25. Qd2 Bc6 26. Rd1 {De Lussac,R (2153)-Dionisi,T (2405) Avoine
FRA 2019 0-1 (54)}) ({RR} 11... Nd7 12. Nbd2 Nd6 13. dxc5 Nf5 14. Bd4 Nxd4 15.
Nxd4 Nxc5 16. O-O Bb7 17. N2b3 Qd6 18. Nb5 Qd7 19. a4 e5 20. a5 Bc6 21. axb6
axb6 22. Rxa8 Rxa8 23. Na3 Ba4 24. Nxc5 bxc5 25. Qd2 Bc6 26. Rd1 {De Lussac,R 
(2153)-Dionisi,T (2405) Avoine FRA 2019 0-1 (54)}) 12. a3 a4 13. Nbd2 cxd4 14.
cxd4 Nc6 15. O-O Nd6 16. Rc1 Qe8 17. b4 Na7 18. Nb1 Bd7 19. Ne5 Bb5 20. Nc3
Bxe2 21. Qxe2 e6 22. Bg5 Nab5 23. Nxb5 Nxb5 24. Qd3 Rf5 25. Nc6 Nxd4 26. Ne7+
Kh8 27. Nxf5 gxf5 28. Be3 Nb5 29. Bxb6 Bb2 30. Rc2 Bxa3 31. Rc5 Bb2 32. Rxb5 a3
33. Ra5 Rxa5 34. bxa5 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Di Berardino, Diego Rafael"]
[Black "Rocha, Cesidio Monteiro"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "2282"]
[PlyCount "94"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8.
f4 Qb6 9. e5 Ne8 ({RR} 9... Qxb2 10. Ndb5 Qb4 11. Rb1 Qa5 12. exf6 Bxf6 13. Bd2
Qb6 14. Nd5 Qc5 15. Be3 {1-0 (15) Leve,N (2128)-Bulgurlu,O (2001) chess.com
INT 2022}) 10. Nxc6 Qxc6 11. Nd5 Kh8 12. O-O $146 ({RR} 12. Bf3 Qb5 13. a4 Qa5+
14. b4 Qd8 15. Ra3 d6 16. O-O Be6 17. exd6 Nxd6 18. Bd4 Bxd5 19. Bxg7+ Kxg7 20.
Qd4+ Kg8 21. Bxd5 Qb6 22. Rd3 Rfc8 23. Qxb6 axb6 24. Bb3 Rc7 25. g4 Nc4 26. f5
Kg7 {Grosar,K (2234)-Ankerst,M (2131) Kranj 1999 0-1 (44)}) 12... d6 13. Nxe7
Qe4 14. Qd2 dxe5 15. Bd3 Qa4 16. b3 Qd7 17. Nxc8 Rxc8 18. Rad1 b6 19. f5 Nf6
20. Bg5 Qd4+ 21. Qf2 Qxf2+ 22. Rxf2 Ng4 23. Re2 f6 24. Bc1 Rfd8 25. Rf1 g5 26.
Re4 Nh6 27. h4 gxh4 28. Rxh4 Nf7 29. Kf2 Rd4 30. Rxd4 exd4 31. Bb2 Rd8 32. Re1
Ne5 33. Re4 Bf8 34. Bxd4 Rxd4 35. Rxd4 Bc5 36. Ke3 Kg7 37. b4 Bxd4+ 38. Kxd4
Kf8 39. Kd5 Ke7 40. Be2 h6 41. c4 Nf7 42. Kc6 h5 43. c5 bxc5 44. bxc5 h4 45.
Kb7 a5 46. a4 Kd8 47. Bh5 Nh6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Rodrigues, Adriano Pfuhl"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2389"]
[BlackElo "2287"]
[PlyCount "63"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 a6 6. Bh6 O-O 7. Nf3 $146 ({RR} 
7. O-O-O b5 8. f3 Nbd7 9. e5 Ne8 10. h4 c5 11. Bxg7 Kxg7 12. h5 Rh8 13. hxg6
hxg6 14. Rxh8 Kxh8 15. Qh6+ Kg8 16. e6 fxe6 17. Bd3 Nef6 18. Qxg6+ Kf8 19. Nh3
Qe8 20. Qh6+ Kg8 21. Ng5 Qh5 {Fuller,M (2365)-Goffin,P Penang 1974 1-0}) ({RR} 
7. O-O-O b5 8. Bxg7 Kxg7 9. f3 Nc6 10. h4 e5 11. Nge2 b4 12. Nd5 h5 13. Nxb4
Nxd4 14. Nxd4 exd4 15. Nc6 Qe8 16. Nxd4 Qa4 17. Kb1 c5 18. Ne2 Rb8 19. b3 Be6
20. Qc3 c4 21. Nf4 Rfc8 {Caruana,F (2819)-Nepomniachtchi,I (2775) Paris FRA
2019 0-1 (63)}) ({RR} 7. h4 e5 8. d5 c6 9. h5 Qb6 10. O-O-O Bxh6 11. Qxh6 Ng4
12. Qg5 Nxf2 13. Qh4 Qe3+ 14. Kb1 g5 15. Qh2 Nxd1 16. Nxd1 Qxe4 17. h6 Qxd5 18.
Bd3 f6 19. Qg3 Qd4 20. Ne2 Qg4 21. Qf2 d5 {Salmons,C (1989)-Damodaran,P (1701)
Hastings ENG 2023 0-1 (50)}) ({RR} 7. Bxg7 Kxg7 8. O-O-O b5 9. f3 b4 10. Nce2
a5 11. h4 Ba6 12. h5 Rh8 13. g4 Nbd7 14. e5 Nd5 15. Nh3 N7b6 16. Nef4 Bxf1 17.
Nxd5 Nxd5 18. Rhxf1 Qd7 19. h6+ Kf8 20. Nf4 Nxf4 21. Qxf4 Qe6 {Radeva,V (2125)
-Gitu,P (1904) Braila 2016 1-0 (33)}) 7... b5 8. Bd3 Bb7 9. e5 b4 10. Ne2 dxe5
11. dxe5 Nfd7 12. Bxg7 Kxg7 13. Qe3 e6 14. h4 h6 15. Rh3 Qe7 16. h5 g5 17. Rg3
Nc5 18. O-O-O Nbd7 19. Nxg5 hxg5 20. Rxg5+ Kh8 21. Rg3 f5 22. Nf4 Rg8 23. Ng6+
Rxg6 24. hxg6 Qg7 25. Rh1+ Kg8 26. f4 Nxd3+ 27. Qxd3 Be4 28. Qd4 Nf8 29. Rh7
Nxh7 30. gxh7+ Kxh7 31. Rxg7+ Kxg7 32. Qd7+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Valle, Adriano"]
[Result "1-0"]
[ECO "E34"]
[WhiteElo "2521"]
[BlackElo "2247"]
[PlyCount "63"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Qf5 7. Qd1 c5 8.
Bd2 $146 ({RR} 8. e3 cxd4 9. exd4 O-O 10. Bd3 Qh5 11. O-O Nbd7 12. Ne2 Bd6 13.
Bf4 Bxf4 14. Nxf4 Qa5 15. a3 Rd8 16. Rc1 Qb6 17. Qe2 Nf8 18. Rc4 {1/2-1/2 (18)
Goldin,A (2585)-Zvjaginsev,V (2600) Tivat 1995}) ({RR} 8. e3 O-O 9. Bd3 Qh5 10.
O-O Nc6 11. Ne2 cxd4 12. exd4 Bd6 13. Bd2 b6 14. Bf4 Bxf4 15. Nxf4 Qh6 16. Ne2
Nb4 17. a3 Nxd3 18. Qxd3 Bb7 19. Rac1 Rac8 20. Rfe1 Bxf3 21. Qxf3 Qd2 22. b4
Nd5 {Wang,Y (2734)-Almasi,Z (2719) Nakhchivan 2011 1/2-1/2 (31)}) ({RR} 8. a3
Bxc3+ 9. bxc3 cxd4 10. cxd4 O-O 11. e3 Ne4 12. Bd3 Qa5+ 13. Nd2 Nxd2 14. Bxd2
Qd5 15. O-O Nc6 16. Qc2 h6 17. Bh7+ Kh8 18. Be4 Qd6 19. Rab1 Rd8 20. a4 Rb8 21.
Bxc6 bxc6 22. Ba5 Rxb1 {Prudnikova,S (2405)-Bojkovic,N (2425) Tivat 1995 1-0 
(33)}) 8... Nc6 9. e4 Nxe4 10. Bd3 Nxf2 11. Bxf5 Nxd1 12. Rxd1 exf5 13. d5 Nd8
14. Nb5 Bxd2+ 15. Kxd2 O-O 16. Rhe1 f6 17. Re7 Nf7 18. Rde1 a6 19. Nc7 Rb8 20.
Ne8 f4 21. Nh4 b5 22. d6 Rb7 23. Nf5 Ne5 24. Rxb7 Bxb7 25. Rxe5 Bc8 26. Ne7+
Kf7 27. Nxc8 Rxe8 28. d7 Rd8 29. Re7+ Kf8 30. Kd3 f5 31. h4 a5 32. a4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Lucena, Lincoln"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2200"]
[BlackElo "2249"]
[PlyCount "155"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Bd7 7. O-O cxd4 8. cxd4
Nge7 9. Na3 Nb4 ({RR} 9... a6 10. Nc2 Nf5 11. b4 Be7 12. Rb1 O-O 13. g4 Nh4 14.
Nxh4 Bxh4 15. f4 Be7 16. Be3 f6 17. exf6 Bxf6 18. g5 Be7 19. Bd3 g6 20. h4 Qc7
21. h5 gxh5 22. Qxh5 Rf5 23. Bxf5 exf5 24. g6 {Krstulovic,A (2413)
-Floresvillar Gonzalez,L (2120) chess.com INT 2022 1-0 (46)}) 10. Bd2 Nf5 $146
({RR} 10... Nec6 11. Bc3 Be7 12. Nb5 a5 13. a3 Na6 14. Nd6+ Bxd6 15. exd6 O-O
16. Bd3 f5 17. Re1 Nd8 18. Ne5 Qxd6 19. Bxa5 Nc6 20. Nxc6 Qxc6 21. Rc1 Qd6 22.
Qe2 Rfc8 23. Bc3 Nb8 24. Bb4 Qf4 25. Bc5 {Batyte,D (2124)-Medic,M (2327) Nova
Gorica 1999 0-1 (41)}) ({RR} 10... Nec6 11. Bc3 Be7 12. Qd2 Rc8 13. Rfc1 a6 14.
Nb1 a5 15. a3 Na6 16. Qd1 Na7 17. Nbd2 O-O 18. Qb3 Qxb3 19. Nxb3 a4 20. Bxa6
bxa6 21. Nbd2 Rc6 22. Ba5 Rfc8 23. Rxc6 Rxc6 24. Bc3 Nb5 25. Nb1 {Sivakumar,A 
(1416)-Millward,K London 2005 0-1 (41)}) 11. Bc3 Be7 12. Qd2 a5 13. Qf4 h6 14.
h4 O-O-O 15. g3 Rdg8 16. Qc1 Kb8 17. Nc2 g5 18. hxg5 hxg5 19. g4 Nh4 20. Ne3
Bb5 21. Qd2 Nxf3+ 22. Bxf3 Bxf1 23. Nxf1 Nc6 24. Ng3 Bb4 25. Nh5 Bxc3 26. bxc3
Rc8 27. Nf6 Rhd8 28. Be2 Ne7 29. Bd3 Ng8 30. Nh7 Qc7 31. Rc1 Qe7 32. Nxg5 Rc7
33. Nf3 Rdc8 34. Qb2 Qf8 35. g5 Qe7 36. Kg2 Qd7 37. Bb5 Qd8 38. Ba6 Ne7 39. Rb1
Qd7 40. Bb5 Nc6 41. Nd2 Qe7 42. f4 Nxd4 43. Ba6 Nf5 44. Nf3 Qd7 45. Qb6 Ka8 46.
Bb5 Qe7 47. Qxa5+ Kb8 48. Ba6 Rc5 49. Qa3 R8c7 50. Rb3 d4 51. c4 R5c6 52. Qa4
Qc5 53. Bb5 Ne3+ 54. Kg3 Nxc4 55. Bxc6 Rxc6 56. Nxd4 Rc8 57. Nf3 Ne3 58. Qe4
Nf5+ 59. Kg4 Qa7 60. a4 Rc7 61. g6 fxg6 62. a5 Rd7 63. Qc6 Rc7 64. Qb6 Qxb6 65.
Rxb6 Rc6 66. Rxc6 bxc6 67. Kg5 Ne7 68. Kf6 Nd5+ 69. Kxe6 Nxf4+ 70. Kd6 Kb7 71.
Ng5 Ka6 72. Ne6 Nh5 73. Kxc6 Kxa5 74. Kd6 Kb6 75. Kd7 Kb5 76. Ke7 Kc4 77. Nc7
Kd4 78. e6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Matsuura, Frederico"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2255"]
[BlackElo "2245"]
[PlyCount "89"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. Be2 e5 7. d5 a5 8. Bg5 Na6
9. Nd2 Qe8 10. a3 Nd7 ({RR} 10... Bd7 11. O-O Kh8 12. Rb1 a4 13. Nb5 Bxb5 14.
cxb5 Nc5 15. Qc2 Nfd7 16. Be3 b6 17. Ra1 f5 18. f3 Qe7 19. b4 axb3 20. Nxb3 {
1/2-1/2 (20) Delchev,A (2635)-Martinovic,S (2483) Zadar 2009}) ({RR} 10... h6
11. Be3 Nd7 12. b4 f5 13. f3 Kh7 14. O-O f4 15. Bf2 g5 16. c5 Nf6 17. cxd6 cxd6
18. Nc4 Qe7 19. Nb5 Ne8 20. Nxa5 h5 21. Na7 g4 22. Nxc8 Qg5 23. fxg4 Rxc8 24.
h4 Qe7 25. g5 {Alexandri,D (1908)-Cirkovic,V (1748) Skopje MKD 2023 1-0}) 11.
O-O f6 12. Be3 Rf7 $146 ({RR} 12... f5 13. f3 f4 14. Bf2 Nf6 15. b4 axb4 16.
axb4 Rb8 17. Qb3 Qe7 18. c5 Kh8 19. c6 Ra8 20. b5 Nc5 21. Bxc5 Rxa1 22. Rxa1
dxc5 23. Ra7 b6 24. Nc4 Qd8 25. d6 Be6 26. d7 Nh5 27. Nd5 {Marn,J (2022)
-Acimovic,S (1705) Ptuj 2017 0-1 (32)}) 13. b4 f5 14. f3 f4 15. Bf2 g5 16. Nb3
axb4 17. axb4 Rb8 18. c5 Nf6 19. Na5 Bf8 20. Bb5 c6 21. dxc6 bxc6 22. Bxc6 Qe6
23. Bb5 Rxb5 24. Nxb5 dxc5 25. bxc5 Nxc5 26. Qc2 Ba6 27. Bxc5 Bxb5 28. Rfb1 Bd3
29. Qxd3 Bxc5+ 30. Kf1 Bd4 31. Rb8+ Kg7 32. Rd1 Nd7 33. Rb7 Qa2 34. Qd2 Qe6 35.
Qe2 g4 36. Qc4 Qxc4+ 37. Nxc4 gxf3 38. gxf3 Kf6 39. Nd6 Re7 40. Nf5 Rf7 41.
Nxd4 exd4 42. Rxd4 Ke6 43. Rdxd7 Rxd7 44. Rxd7 Kxd7 45. Kg2 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Pelikian, Jefferson"]
[Black "Marques, Vinicius"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2407"]
[BlackElo "2319"]
[PlyCount "60"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 cxd4 6. cxd4 e5 7. Nc3 Bb4 8.
Bd2 Bxc3 9. Bxc3 e4 10. Nd2 Nf6 11. Nc4 O-O 12. Ne3 Qg5 13. h4 Qf4 14. g3 Qd6
15. Bg2 $146 ({RR} 15. d5 Ne5 16. Be2 Re8 17. Bxe5 Qxe5 18. Qb3 Rd8 19. O-O-O
b5 20. Rd2 Bb7 21. Rhd1 a6 22. Kb1 Rd7 23. a4 bxa4 24. Qxa4 Rad8 25. Qa5 g6 26.
Bf1 Qb8 27. g4 h5 28. gxh5 Nxh5 29. Bh3 Rd6 {Blatny,P (2515)-Kulaots,K (2400)
Germany 1996 1-0 (39)}) 15... Rd8 16. d5 Nb4 17. O-O Nbxd5 18. Nxd5 Nxd5 19.
Bxe4 Nxc3 20. bxc3 Qe7 21. Qf3 Rb8 22. Qe3 Qa3 23. Bc2 Be6 24. Bb3 Bxb3 25.
axb3 Qxb3 26. Rfb1 Qd5 27. Rxa7 h5 28. Qb6 Rd7 29. Qb5 Qxb5 30. Rxb5 g6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Pimenta, Jeronimo Marques"]
[Black "Silva, Carlos Alessandro"]
[Result "0-1"]
[ECO "D40"]
[PlyCount "90"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Bb7 6. Be2 O-O 7. O-O c5 8. Bd2
cxd4 9. exd4 Be7 10. Bf4 ({RR} 10. Ne5 d5 11. Bf3 Nc6 12. Bg5 Rc8 13. Re1 dxc4
14. Qa4 Nxe5 15. Bxb7 Nd3 16. Bxc8 Nxe1 17. Rxe1 Qxc8 18. Qxa7 Bd8 19. Qa4 Nd5
20. Nxd5 exd5 21. Bxd8 Qxd8 22. Qb5 Qa8 23. Qxb6 Qxa2 24. h4 h6 {Naiditsch,A 
(2700)-Erdos,V (2614) Minsk 2017 1/2-1/2 (53)}) 10... d5 11. Nb5 $146 ({RR} 11.
cxd5 Nxd5 12. Bg3 Nc6 13. Qd2 Rc8 14. Rfd1 Nxc3 15. bxc3 Na5 16. Ne5 Bd6 17. f4
f6 18. Ng4 Qc7 19. Rac1 f5 20. Ne5 Bxe5 21. fxe5 Nc4 22. Bxc4 Qxc4 23. Re1 Qd5
24. Re2 h6 25. h4 Rc4 {Faldini,A-Huss,A (2430) Ticino 1994 0-1 (37)}) 11...
dxc4 12. Bxc4 Nc6 13. Rc1 Rc8 14. Ne5 a6 15. Nxc6 Rxc6 16. Na7 Rxc4 17. Rxc4
Nd5 18. Be5 Qa8 19. Qg4 g6 20. Rd1 Qxa7 21. Rd3 Rc8 22. Qh3 Bf8 23. Rxc8 Bxc8
24. Qh4 Qe7 25. Qxe7 Bxe7 26. Rd2 Bd7 27. Rc2 f6 28. Bg3 Bd8 29. a3 Kf7 30. Bd6
Be7 31. Bc7 Ke8 32. f3 Ba4 33. Rc1 Kd7 34. Bg3 Bf8 35. Bf2 Bb3 36. g3 Bh6 37.
Re1 Bd2 38. Re2 Bh6 39. f4 a5 40. Be1 f5 41. Kf2 Bg7 42. Rd2 Kc6 43. Rd3 a4 44.
Bc3 Kb5 45. Rd2 Kc4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Pinto, Helder Gaioso"]
[Black "Araujo, Adalberto"]
[Result "1-0"]
[ECO "B25"]
[BlackElo "2275"]
[PlyCount "95"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. O-O
O-O 9. Be3 Nd4 10. e5 Nef5 11. Bf2 Nxf3+ 12. Qxf3 Nd4 13. Qd1 dxe5 14. fxe5
Bxe5 15. Ne4 f5 16. Nxc5 Qc7 17. b4 f4 18. gxf4 Rxf4 19. c3 Nf5 20. d4 Rxf2 21.
Rxf2 Bxh2+ 22. Kh1 Qg3 $146 ({RR} 22... Bg3 23. Rf3 Qe7 24. Qd3 Qh4+ 25. Kg1
Bh2+ 26. Kf1 Ng3+ 27. Ke1 b6 28. Rxg3 Bxg3+ 29. Ke2 Qh5+ 30. Qf3 Qxf3+ 31. Bxf3
Rb8 32. Ne4 Bf4 33. b5 Bb7 34. c4 Kg7 35. c5 bxc5 36. Nxc5 Bxf3+ 37. Kxf3 {
Salaun,Y (2355)-Pedersen,S (2400) Cannes 1995 1/2-1/2 (60)}) ({RR} 22... Bg3
23. Re2 Qf4 24. Be4 Bf2 25. Bxf5 Qf3+ 26. Kh2 Qg3+ 27. Kh1 Qh4+ 28. Kg2 Qg3+
29. Kh1 Qf3+ 30. Kh2 gxf5 31. Qd3 Bg3+ 32. Kg1 Qxd3 33. Nxd3 Kf7 34. Kg2 Bd6
35. Rh1 Kg7 36. Rhe1 b6 37. Ne5 {Percin,B (1877)-Gnichtel,G (2135) Novi Sad
2016 1-0 (45)}) ({RR} 22... Bg3 23. Rf3 Qe7 24. Qd3 Qh4+ 25. Kg1 Qh2+ 26. Kf1
b6 27. Ne4 Bb7 28. Rxf5 exf5 29. Qxg3 Ba6+ 30. Kf2 Qxg3+ 31. Nxg3 Rc8 32. Rc1
h5 33. c4 Kf8 34. c5 h4 35. Nf1 bxc5 36. bxc5 Rd8 37. d5 {Landaw,J (2362)
-Mousseri,D (2189) Arcadia 2014 1-0 (43)}) 23. Rf3 Qh4 24. Rh3 Qf4 25. Nd3 Qc7
26. Rxh2 Ng3+ 27. Kg1 Qxc3 28. Rc1 Qxd4+ 29. Nf2 Qb6 30. Rh3 Nf5 31. Rhc3 Nd6
32. Qd2 a5 33. bxa5 Rxa5 34. Rxc8+ Nxc8 35. Rxc8+ Kg7 36. Qc3+ Kh6 37. Qc1+ g5
38. Qd2 Rb5 39. Be4 Rb4 40. Kg2 Rb2 41. Rc2 Rxc2 42. Qxc2 Kg7 43. Bxh7 Kf8 44.
Be4 Qd4 45. Qc8+ Ke7 46. Qxb7+ Kd6 47. Qc6+ Ke7 48. a4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Pompeo, Flavio Sposto"]
[Black "Costa, Giovanni de Almeida"]
[Result "1-0"]
[ECO "D06"]
[BlackElo "2002"]
[PlyCount "75"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 Nc6 5. cxd5 exd5 6. a3 Nf6 7. Bg5 ({RR} 7.
Bf4 a6 8. e3 Be7 9. Bd3 Bxd3 10. Qxd3 O-O 11. O-O Re8 12. Rac1 Nh5 13. Be5 f6
14. Bg3 Nxg3 15. hxg3 Na5 16. b4 Nc4 17. Nxd5 Qxd5 18. Qxc4 Qxc4 19. Rxc4 c6
20. Rb1 Kf7 21. Kf1 Ke6 {Tsatsalashvili,K (2303)-Sailer,M (2109) chess.com INT
2023 1-0 (41)}) 7... Be7 8. e3 O-O 9. Bb5 ({RR} 9. Bd3) 9... Nb8 $146 ({RR} 
9... Ne4 10. Nxe4 dxe4 11. Bxe7 Nxe7 12. Nd2 Ng6 13. g3 c5 14. Nb3 cxd4 15.
Qxd4 Qg5 16. h4 Qh5 17. Be2 Bg4 18. Bxg4 Qxg4 19. Qd1 Qe6 20. Nd4 Qf6 21. Qc2
Rfe8 22. O-O Rad8 23. Rac1 Rd5 24. Qb3 {Hansen,L (2455)-Comas Fabrego,L (2325)
Adelaide 1988 1-0 (40)}) 10. O-O c6 11. Be2 Nbd7 12. b4 a6 13. Na4 Ne4 14. Bxe7
Qxe7 15. Rc1 g5 16. Nc5 Ndxc5 17. dxc5 a5 18. Nd4 Bd7 19. Qc2 axb4 20. axb4 g4
21. Qb2 Ra7 22. Ra1 Rfa8 23. Rxa7 Rxa7 24. Ra1 Rxa1+ 25. Qxa1 Qd8 26. Qa7 Qc7
27. Nb3 Bc8 28. Qa8 Kg7 29. Qa1+ f6 30. Qa7 Qe5 31. Nd4 g3 32. hxg3 Nxg3 33.
Ba6 Qh5 34. fxg3 Qd1+ 35. Kf2 Qd2+ 36. Be2 Kg6 37. Qb8 Bg4 38. Qg8+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Prates, Fabiano Fortes"]
[Black "Lucena, Jose Silvio"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2247"]
[BlackElo "2190"]
[PlyCount "106"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Qb3 Bg7 7. cxd5 O-O 8.
Be2 Nbd7 9. Bf3 Nb6 10. Nge2 Bg4 11. Bxg4 Nxg4 12. a4 a5 13. O-O Nf6 14. Nf4
Qd6 15. Nb5 Qd7 16. d6 exd6 17. Nc3 Ra6 18. Be3 $146 ({RR} 18. d5 Rc8 19. Rd1 {
1/2-1/2 (19) Komiagina,M (2326)-Fominykh,M (2308) Moscow 2006}) ({RR} 18. Nd3
Qf5 19. Qb5 Nbd5 20. Nf4 Nxc3 21. bxc3 Rc6 22. Qxb7 Rxc3 23. Be3 Qc8 24. Rfb1
Qc4 25. Qb5 Ra8 26. h3 h5 27. Qxc4 Rxc4 28. Rb6 Ne4 29. f3 Nc3 30. Rxd6 Nxa4
31. Nd5 Kh7 32. Rd1 Nc3 {Gallagher,J (2497)-Foisor,O (2397) Ascona 2007 0-1 
(38)}) 18... Rc8 19. Rfc1 g5 20. Nd3 h6 21. Nb5 Rc6 22. Bd2 Nbd5 23. h4 gxh4
24. Qd1 Qf5 25. Be1 Bf8 26. f3 Qg5 27. Qe2 Ra8 28. Bd2 Qf5 29. Nf2 Nf4 30. Bxf4
Qxf4 31. Nd3 Qg5 32. Qf2 Nd5 33. Rxc6 bxc6 34. Nc3 Nxc3 35. bxc3 Rb8 36. Kh1
Be7 37. Re1 Bf6 38. f4 Qf5 39. Qd2 Kh7 40. Nf2 Rg8 41. Ne4 Bg7 42. Qc2 Kh8 43.
Qd3 Qg4 44. Qf1 Rb8 45. Nf2 Qd7 46. Qe2 Bf8 47. Qh5 Re8 48. Rb1 Qe6 49. Qxh4
Qf5 50. Rf1 Bg7 51. Ng4 Kh7 52. Rf3 Re1+ 53. Qxe1 Qxg4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Sales Filho, Espedito Severiano"]
[Black "Felipe, Andre de Souza"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2068"]
[BlackElo "2136"]
[PlyCount "126"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 c5 2. c3 Nf6 3. d4 g6 4. Bf4 Bg7 5. e3 O-O 6. Nbd2 b6 7. Bc4 ({RR} 7. h3
Nc6 8. Be2 Bb7 9. O-O d5 10. Qb3 Nd7 11. Rfe1 Qc8 12. Rad1 Rd8 13. Bg3 e6 14.
Rc1 Ba6 15. Qd1 Bxe2 16. Qxe2 Qb7 17. e4 Rac8 18. exd5 exd5 19. Nb3 {1/2-1/2 
(19) Ribli,Z (2590)-Adorjan,A (2525) Hungary 1995}) ({RR} 7. Be2 Bb7 8. O-O d6
9. c4 Ne4 10. Nxe4 Bxe4 11. Nd2 Bb7 12. Bf3 Bxf3 13. Qxf3 Nd7 14. Nb3 Rc8 15.
Qe2 Qc7 16. Rac1 Qb7 17. d5 a6 18. a4 Ne5 19. Bxe5 Bxe5 20. f4 Bg7 21. e4 e6 {
Nathan,N (1823)-Sadykov,R (2345) chess.com INT 2021 0-1 (53)}) 7... d5 $146 ({
RR} 7... Ba6 8. Qe2 Qc8 9. h3 d6 10. O-O Bxc4 11. Qxc4 Qb7 12. Rfe1 Nc6 13. Qd3
Rad8 14. d5 Ne5 15. Bxe5 dxe5 16. c4 e6 17. e4 Nh5 18. Nh2 f5 19. f3 Nf4 20.
Qc2 Qe7 21. Ndf1 exd5 22. cxd5 {Romi,M-Navarovszky,L Reggio Emilia 1960 1-0 
(41)}) ({RR} 7... d6 8. O-O Bb7 9. Qe2 Nc6 10. Rfd1 Qc7 11. h3 e5 12. dxe5 dxe5
13. Bh2 Qe7 14. e4 Rad8 15. Nb3 Bh6 16. Ne1 Bf4 17. Bxf4 exf4 18. f3 Ne5 19.
Ba6 Nh5 20. Bxb7 Qxb7 21. Nd3 Ng3 22. Qc2 {Leistenschneider,J-Hogenacker,J 
(2295) Porz 1990 0-1 (40)}) 8. Bd3 Nc6 9. Ne5 Bb7 10. Nxc6 Bxc6 11. Be5 Nd7 12.
Bxg7 Kxg7 13. f4 f5 14. g4 cxd4 15. cxd4 e5 16. O-O e4 17. Be2 fxg4 18. Bxg4
Bb5 19. Rf2 Nf6 20. Bh3 Bd7 21. f5 Kh8 22. Kh1 Ng8 23. Qf1 Qf6 24. Qg2 Bxf5 25.
Bxf5 gxf5 26. Rg1 Ne7 27. Nf1 Rg8 28. Ng3 Qh6 29. Rf4 Raf8 30. Qf2 Rg5 31. Ne2
Ng6 32. Rc1 Nxf4 33. Nxf4 Rfg8 34. Nxd5 Qh3 35. Nf4 Qf3+ 36. Qxf3 exf3 37. Rf1
f2 38. Nh3 Rh5 39. Nxf2 Rc8 40. Rd1 Kg7 41. Rd2 Kf6 42. Nd3 Rg5 43. h3 h5 44.
Kh2 h4 45. Nf4 Rc1 46. d5 Rgg1 47. d6 Rgd1 48. Nd5+ Ke5 49. Rxd1 Rxd1 50. Nf4
Rxd6 51. Kg2 Ke4 52. Kf1 Rd2 53. Ng6 Rh2 54. Nxh4 Rxh3 55. Ng2 Rh1+ 56. Ke2 Rh2
57. Kf2 Rxg2+ 58. Kxg2 Kxe3 59. Kf1 f4 60. b3 a5 61. a3 b5 62. b4 axb4 63. axb4
Kf3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Schutt, Ricardo de Amorim"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2184"]
[BlackElo "2392"]
[PlyCount "34"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. b3 Nf6 4. Qe2 Nc6 5. Bb2 e5 6. g3 g6 7. Bg2 Bg7 8. O-O
O-O 9. c3 $146 ({RR} 9. d3 d5 10. Nxe5 Nxe5 11. Bxe5 Re8 12. f4 dxe4 13. dxe4
Rxe5 14. fxe5 Qd4+ 15. Qf2 Qxe5 16. Nd2 Be6 17. Bf3 Qc3 18. Rad1 Ng4 19. Qe2
Qe3+ 20. Kh1 Qxe2 21. Bxe2 Ne3 22. Nf3 Bh3 23. Rg1 Ng4 {Pie,P-Ricardi,P (2555)
Villa Ballester 1998 0-1 (44)}) ({RR} 9. d3 b5 10. Nbd2 Be6 11. a3 a5 12. c3 a4
13. d4 exd4 14. cxd4 Na7 15. bxa4 bxa4 16. Rac1 Rb8 17. Ba1 Nd7 18. Nc4 Bxc4
19. Qxc4 Qa5 20. Qd5 Nb5 21. dxc5 Bxa1 22. Rxa1 Nxc5 23. e5 Nb3 {Eminov,O 
(2248)-Nalbant,T (1927) Serik 2017 1-0 (34)}) 9... Re8 10. d3 d5 11. c4 dxe4
12. dxe4 Nd4 13. Bxd4 exd4 14. Ne1 Nxe4 15. Bxe4 d3 16. Qf3 Bxa1 17. Nxd3 Rxe4
0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.11"]
[Round "3"]
[White "Silveira Filho, Neri da Silva"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "2293"]
[BlackElo "2438"]
[PlyCount "52"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2
Qc7 9. Bb3 Be7 10. O-O-O O-O 11. g4 Na5 12. g5 Nxb3+ 13. axb3 Nd7 14. h4 b5 15.
g6 ({RR} 15. h5 b4 16. Na4 Nc5 17. Qg4 Nxa4 18. bxa4 b3 19. c3 Qc4 20. g6 e5
21. gxh7+ Kh8 22. Nf5 Bxf5 23. Qxf5 Qxa4 24. Kd2 Qc4 25. Rdg1 Qe6 26. Qxe6 fxe6
27. Rg6 Rf6 28. Rhg1 Bf8 29. Ra1 a5 {Castro Quijano,E (2065)-Tejedor Fuente,E 
(2419) Oviedo ESP 2022 1/2-1/2 (45)}) 15... Nc5 16. gxh7+ Kh8 17. Rdg1 $146 ({
RR} 17. Rhg1 Bf6 18. Bg5 Bxd4 19. Rxd4 f6 20. Be3 Bb7 21. f3 e5 22. Rdd1 b4 23.
Bxc5 dxc5 24. Nd5 Bxd5 25. Rxd5 Ra7 26. Rgd1 Rc8 27. h5 Kxh7 28. Qg2 c4 29.
Qg6+ Kh8 30. bxc4 {1-0 (30) Oblitas Guerrero,C (2420)-Saavedra,C (2205) Sao
Paulo 1998}) 17... Bf6 18. h5 Bb7 19. Qf3 Be5 20. Qg4 b4 21. f4 Bf6 22. Nd5
exd5 23. Nf5 Bc8 24. Bxc5 Qxc5 25. e5 dxe5 26. fxe5 Bxf5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Araujo, Adalberto"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2249"]
[BlackElo "2275"]
[PlyCount "112"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 g6 3. Nf3 Bg7 4. O-O Nc6 5. c4 e5 6. Nc3 Nge7 7. Ne1 O-O 8. d3
d6 9. Nc2 Be6 10. Ne3 Rb8 11. Ned5 a6 12. Bd2 ({RR} 12. Bg5 f6 13. Bd2 b5 14.
Rb1 b4 15. Na4 Bf7 16. a3 a5 17. axb4 axb4 18. b3 Nxd5 19. cxd5 Nd4 20. Nb2 Ra8
21. Nc4 Qc7 22. e3 Nb5 23. Ra1 f5 24. Qc2 Qb7 25. Na5 Qd7 26. Ra4 Na3 {Caruana,
F (2829)-Nakamura,H (2775) London 2014 0-1 (41)}) ({RR} 12. a4 Nf5 13. Rb1 a5
14. b3 Nb4 15. Bb2 b6 16. e3 Qd7 17. Nxb4 axb4 18. Ne2 Nh6 19. d4 exd4 20. exd4
Bf5 21. Ra1 Bg4 22. Qd2 Bxe2 23. Qxe2 Qe8 24. Qd2 Nf5 25. dxc5 dxc5 26. Bxg7
Kxg7 {Moreno Perez,T (2256)-Llanos,G (2290) Buenos Aires ARG 2023 0-1 (42)})
12... b5 13. b3 $146 ({RR} 13. Qc1 b4 14. Nd1 Nxd5 15. cxd5 Nd4 16. Re1 Bg4 17.
f3 Bd7 18. e3 Nf5 19. b3 e4 20. dxe4 Bxa1 21. Qxa1 Ng7 22. Nf2 a5 23. e5 dxe5
24. Qxe5 Nf5 25. Ne4 Qb6 26. Nf6+ {1-0 (26) Jugelt,T (2424)-Maahs,E (2141)
Bargteheide 2010}) ({RR} 13. Rb1 b4 14. Nxe7+ Nxe7 15. Nd5 Nxd5 16. cxd5 Bd7
17. h4 a5 18. Kh2 h5 19. Bh3 {1/2-1/2 (19) Wempe,J (2177)-Filipovich,D (1954)
Assisi ITA 2022}) 13... Qd7 14. Rc1 Bh3 15. Bh6 Bxg2 16. Kxg2 b4 17. Bxg7 Kxg7
18. Nxe7 Nxe7 19. Ne4 f5 20. Nd2 f4 21. Ne4 h6 22. Rg1 Nf5 23. gxf4 Nh4+ 24.
Kh1 Rxf4 25. Qe1 Rbf8 26. f3 Qe6 27. Ra1 Nf5 28. a3 Nd4 29. Qd1 Nc6 30. axb4
Nxb4 31. Rg3 R4f7 32. Qd2 Kh7 33. Rag1 Rd7 34. Rg4 Rf5 35. Rh4 Rh5 36. Rxh5
gxh5 37. Qg5 hxg5 38. Nxg5+ Kh6 39. Nxe6 Nc6 40. h4 Re7 41. Ng5 Nd4 42. e3 Nf5
43. Ne4 Rb7 44. Rg5 Nxh4 45. Nxd6 Rd7 46. Ne4 Rxd3 47. Rg3 Rxb3 48. Nxc5 Rb1+
49. Kh2 a5 50. f4 Rc1 51. Nd7 e4 52. Nf6 Rxc4 53. Ng8+ Kh7 54. Nf6+ Kh6 55.
Ng8+ Kh7 56. Nf6+ Kh6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Bouwman, Marcelo Wanderley"]
[Black "Pinto, Helder Gaioso"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2245"]
[PlyCount "12"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. h4 f6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Coelho, Luis Henrique"]
[Black "Pelikian, Jefferson"]
[Result "1/2-1/2"]
[ECO "B39"]
[WhiteElo "2392"]
[BlackElo "2407"]
[PlyCount "57"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8.
Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 d6 11. Be2 Bd7 12. O-O Bc6 13. Rab1 a5 14. b3 O-O
15. f3 Nc5 16. Rfc1 $146 ({RR} 16. Rfd1 Re8 17. Nd5 Be5 18. Kh1 e6 19. Nc3 Qh4
20. Bg1 Kh8 21. Bf1 f5 22. exf5 gxf5 23. Ne2 Rg8 24. Nd4 Rg6 25. Nxc6 bxc6 26.
Qe1 Bg3 27. Qc3+ e5 28. h3 Rag8 29. Qe3 Bf4 30. Qf2 Bg3 {Gumularz,S (1929)
-Deszczynski,A (2341) Warsaw 2013 0-1 (43)}) 16... Qb6 17. Rc2 Rfc8 18. Bf1 Qd8
19. a3 b6 20. Nb5 a4 21. b4 Nb3 22. Qf2 Bxb5 23. cxb5 Rxc2 24. Qxc2 Bd4 25.
Bxd4 Nxd4 26. Qc4 Nb3 27. Qd5 Rc8 28. Rd1 Qc7 29. Qc6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Costa, Giovanni de Almeida"]
[Black "Pimenta, Jeronimo Marques"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2002"]
[PlyCount "100"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 d5 5. e3 O-O 6. Bd3 Nbd7 7. c3 c5 8. Ne5
Nxe5 9. dxe5 Nd7 10. Bf4 ({RR} 10. Bxe7 Qxe7 11. f4 f6) 10... Re8 ({RR} 10...
f5 11. h4) ({RR} 10... b6 11. Nf3 Bb7 12. h4 Re8 13. Ng5 Nf8 14. Qh5 g6 15. Qh6
Qc7 16. h5 Bxg5 17. Qxg5 d4 18. exd4 cxd4 19. c4 Qe7 20. Qg3 Qb4+ 21. Bd2 Qxb2
22. Ke2 Qa3 23. hxg6 fxg6 24. Rxh7 Be4 25. Rh8+ {Taleb,M (2508)-Vijayalakshmi,
S (2414) Kuala Lumpur 2005 0-1 (49)}) ({RR} 10... f6 11. Qh5 f5 12. g4 g6 13.
Qh3 c4 14. Bc2 Nc5 15. O-O-O Qa5 16. gxf5 exf5 17. Kb1 b5 18. a3 Qb6 19. Rhg1
a5 20. Qh6 b4 21. cxb4 axb4 22. axb4 Nd3 23. Bxd3 cxd3 24. h4 Rf7 25. h5 {
Matsuura,F (2244)-Madaminov,M (2408) chess.com INT 2022 0-1}) 11. Qg4 $146 ({RR
} 11. Qh5 g6 12. Qe2 f6 13. Nf3 fxe5 14. Nxe5 Nxe5 15. Bxe5 Bd6 ({RR} 15... Rf8
) 16. Bxd6 Qxd6 17. e4 Bd7 18. e5 Qe7 19. h4 Rf8 20. h5 gxh5 21. Rxh5 Rf7 22.
O-O-O Raf8 23. Rdh1 Rg7 24. Bxh7+ Kf7 25. Bg6+ Rxg6 {Boersma,P-Henry,P Paris
1966 1-0}) ({RR} 11. h4 Nf8 12. Nf3 Bd7 13. Ng5 Bxg5 14. Bxg5 Qc7 15. Bf4 Qb6
16. Qe2 c4 17. Bc2 Kh8 18. Bb1 Qc5 19. h5 b5 20. Qg4 Bc6 21. a3 a5 22. Bc2 b4
23. Rh3 Nd7 24. Rg3 Qf8 25. h6 g6 {Knezevic,M (2425)-Ilincic,Z (2350) Budva
1986 0-1 (64)}) 11... f5 12. Qg3 Nf8 13. h4 Ng6 14. Bg5 Bxg5 15. hxg5 Nf8 16.
Nf3 g6 17. Ke2 Re7 18. Rh4 Qb6 19. Rb1 a5 20. a4 Bd7 21. b3 Qc7 22. c4 Bc6 23.
Nd2 Rd8 24. Rd1 Nd7 25. Nf3 Rde8 26. Rdh1 dxc4 27. Bxc4 Bxf3+ 28. gxf3 Nxe5 29.
Bxe6+ Rxe6 30. Rxh7 Qxh7 31. Rxh7 Kxh7 32. Qg1 Nf7 33. f4 Kg8 34. Qc1 b6 35.
Qc4 Rd6 36. f3 Red8 37. e4 fxe4 38. fxe4 Rd4 39. Qe6 R4d6 40. Qc4 Kf8 41. Ke3
Rd4 42. Qc2 Nd6 43. Qh2 Rxe4+ 44. Kf3 Re6 45. Qh8+ Ke7 46. Qg7+ Ke8 47. Qg8+
Kd7 48. Qg7+ Kc6 49. Qc3 Nf5 50. Kg4 Re3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Di Berardino, Diego Rafael"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2282"]
[BlackElo "2303"]
[PlyCount "32"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. c4 e5 3. Nc3 Nc6 4. g3 ({RR} 4. d3 d6 5. a3 Be7 6. Rb1 a5 7. g3 f5
8. Bh3 fxe4 9. Nxe4 Nf6 10. Bxc8 {1/2-1/2 (10) Savchenko,B (2583)-Kurnosov,I 
(2566) Sochi 2007}) 4... g6 ({RR} 4... Nge7 5. Bg2 g6 6. d3 Bg7 7. Nge2 O-O 8.
Be3 d6 9. a3 Nd4 10. O-O Nec6 11. Rb1 f5 12. Bxd4 cxd4 13. Nd5 f4 14. gxf4 exf4
15. f3 {1/2-1/2 (15) Motyl,T (1787)-Dobrowolski,K (1648) Jastrzebia Gora POL
2023}) 5. Bg2 d6 6. Nge2 h5 $146 ({RR} 6... Be6 7. d3 Qd7 8. Nd5 Bg7 9. a3 Nd4
10. Nxd4 cxd4 11. O-O Ne7 12. f4 Nxd5 13. exd5 Bg4 14. Qc2 f6 15. c5 dxc5 16.
fxe5 fxe5 17. Qxc5 Rc8 18. Qb4 Bf8 19. Qb3 h5 20. Bg5 Bh6 21. Bf6 {Buonanno,R 
(2091)-O'Flaherty,K (1889) Dublin IRL 2019 1-0 (37)}) ({RR} 6... Be6 7. d3 Qd7
8. Nd5 Bg7 9. a3 Nd4 10. Nxd4 cxd4 11. O-O Ne7 12. f4 Nxd5 13. exd5 Bg4 14. Qc2
f6 15. c5 dxc5 16. fxe5 fxe5 17. Qxc5 Rc8 18. Qb4 Bf8 19. Qb3 h5 20. Bg5 Bh6
21. Bf6 {Buonanno,R (2091)-O'Flaherty,K (1889) Dublin IRL 2019 1-0 (37)}) 7. h4
Bh6 8. a3 Nf6 9. d3 Bxc1 10. Qxc1 O-O 11. Rb1 Be6 12. Nd5 Bxd5 13. cxd5 Nd4 14.
Nxd4 exd4 15. O-O Ng4 16. Bh3 f5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Felipe, Andre de Souza"]
[Black "De Souza Haro, Paulo Cezar"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2136"]
[BlackElo "2229"]
[PlyCount "87"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 d6 3. g3 c5 4. Bg2 g6 5. O-O Bg7 6. Nc3 O-O 7. d4 cxd4 8. Nxd4
Ng4 9. h3 Ne5 10. b3 Nbc6 11. Be3 a6 $146 ({RR} 11... Bd7 12. f4 Nxd4 13. Bxd4
Nc6 14. Bxg7 Kxg7 15. Qd2 Qa5 16. Kh2 Rad8 17. Rac1 a6 18. Rfd1 Qh5 19. Qb2 f6
20. Nd5 g5 21. Rd3 Bxh3 22. Bxh3 g4 23. Rh1 gxh3 24. g4 Qh4 25. e4 Kh8 26. g5 {
Stohl,I (2578)-Sygulski,B (2355) Zakopane 2000 1-0 (36)}) 12. Qd2 Rb8 13. f4
Nxd4 14. Bxd4 Nc6 15. Bxg7 Kxg7 16. Nd5 Kg8 17. Kh2 e6 18. Nc3 Qe7 19. Rad1 Rd8
20. Qb2 Qf6 21. Rd2 Ne7 22. Qc1 Nf5 23. Rd3 Qe7 24. Rfd1 b5 25. e4 b4 26. exf5
bxc3 27. fxg6 hxg6 28. Qxc3 Bb7 29. Bxb7 Rxb7 30. Qd2 Rbd7 31. Qa5 d5 32. Qd2
d4 33. b4 e5 34. fxe5 Qxe5 35. Re1 Qc7 36. c5 Qc6 37. a3 a5 38. h4 axb4 39.
axb4 Qd5 40. Rd1 Qe4 41. Qg2 Qf5 42. c6 Rd5 43. Qb2 Qe6 44. Rxd4 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Lucena, Jose Silvio"]
[Black "Pompeo, Flavio Sposto"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2190"]
[PlyCount "55"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. e3 c5 5. Nbd2 b6 ({RR} 5... Nc6 6. c3 b6 7.
e4 cxd4 8. cxd4 d6 9. Rc1 Nb8 10. Bb5+ Bd7 11. Be2 O-O 12. O-O a5 13. h3 Nc6
14. Be3 e6 15. Qb3 Qb8 16. a3 a4 17. Qd3 Na5 18. Bg5 h6 19. Bf4 Rd8 20. Qe3 {
Appel,R (2535)-Dann,M (2450) Germany 2014 0-1 (45)}) ({RR} 5... d5 6. h3 Nc6 7.
Be2 O-O 8. O-O e6 9. c3 b6 10. a4 Bb7 11. Bd3 cxd4 12. exd4 Rc8 13. Re1 Nh5 14.
Bh2 Na5 15. Ne5 Nf6 16. b4 Nc6 17. Qb3 Nxe5 18. Bxe5 Nd7 19. Bxg7 Kxg7 20. a5 {
Marzatico,L (2009)-Abreu Sanchez,L (1692) chess.com INT 2020 1-0 (39)}) ({RR} 
5... d5 6. Ne5 O-O 7. h3 Qb6 8. dxc5 Qxb2 9. Nd3 Qa3 10. Be5 Nc6 11. Bb2 Qa5
12. Be2 Ne4 13. Bxg7 Kxg7 14. Bf3 Nxc5 15. O-O Nxd3 16. cxd3 Ne5 17. Be2 Bf5
18. Nb3 Qc7 19. Rc1 Qd6 20. f4 {Pinheiro,L-Pompeo,F Brazil 2000 0-1 (32)}) 6.
Bc4 $146 ({RR} 6. Be2 O-O 7. h3 Bb7 8. O-O cxd4 9. exd4 d6 10. Re1 Nbd7 11. c3
a6 12. a4 Bc6 13. c4 Bb7 14. a5 b5 15. cxb5 Nd5 16. Bg3 axb5 17. Bxb5 Nb8 18.
Nc4 Bc6 19. Qa4 Qd7 20. Bxc6 Qxc6 {Ferlan,I-Lumper,T (2355) Germany 1988 1-0})
({RR} 6. Bd3 Bb7 7. h3 d6 8. O-O O-O 9. Qe2 Nbd7 10. c3 Qc7 11. Bh2 Rad8 12. e4
e5 13. Nc4 Nh5 14. dxe5 Nxe5 15. g4 Nxc4 16. Bxc4 Nf6 17. e5 Bxf3 18. Qxf3 dxe5
19. Rfe1 Rfe8 20. Rad1 Rxd1 {Boutteville,C-O'Kelly de Galway,A Bordeaux 1964
0-1 (51)}) 6... d5 7. Be2 Nbd7 8. Ne5 Nxe5 9. Bxe5 O-O 10. h4 h5 11. c3 cxd4
12. exd4 Bf5 13. f3 Qd7 14. Rg1 Rfe8 15. g4 hxg4 16. fxg4 Be4 17. Qb3 Rec8 18.
g5 Nh5 19. Bxh5 gxh5 20. Nxe4 Bxe5 21. dxe5 dxe4 22. g6 e6 23. gxf7+ Kxf7 24.
Rd1 Qc6 25. Rd6 Qc4 26. Qd1 Rh8 27. Rd7+ Ke8 28. Qd6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Marques, Vinicius"]
[Black "Matsuura, Frederico"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2319"]
[BlackElo "2255"]
[PlyCount "67"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O Bd6 6. c4 c6 7. b3 Qe7 8. Bb2 O-O
9. Qc2 b6 10. Nbd2 a5 11. Ne5 Bb7 12. Ndf3 Na6 13. a3 Rac8 14. e3 c5 15. Qe2
Ne4 16. Rfc1 Nb8 $146 ({RR} 16... Qe8 17. Rab1 cxd4 18. exd4 Qe7 19. Ra1 Nb8
20. Qe3 Rc7 21. cxd5 Rxc1+ 22. Rxc1 exd5 23. a4 {1/2-1/2 (23) Real de Azua,E 
(2482)-Mellano,S (2242) Mar del Plata 2012}) 17. Ne1 Nd7 18. N1d3 a4 19. f3
Nef6 20. b4 dxc4 21. Nxc4 Bb8 22. dxc5 bxc5 23. bxc5 Nxc5 24. Nxc5 Qxc5 25. Bd4
Qe7 26. Qb2 Bd5 27. Nb6 Rxc1+ 28. Rxc1 Bd6 29. Nc8 Qd7 30. Nxd6 Qxd6 31. Bc5
Qb8 32. Qxb8 Rxb8 33. Bb4 Bb7 34. Kf2 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Matsuura, Everaldo"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "B61"]
[WhiteElo "2438"]
[BlackElo "2389"]
[PlyCount "27"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 Rc8 8.
Be2 Nxd4 9. Qxd4 Qa5 10. Bxf6 gxf6 11. O-O Rg8 12. Kh1 Qc5 13. Qd3 f5 $146 ({RR
} 13... e6 14. f4 Be7 15. Qh3 Rg7 16. Bd3 Kd8 17. Qh6 Rg8 18. Qxh7 Rf8 19. Qh4
Kc7 20. Qf2 Qa5 21. f5 Kb8 22. Qd4 Qc7 23. a4 a6 24. Ne2 Rh8 25. h3 Rcg8 26. b4
Rh4 27. Qe3 d5 28. exd5 {Stanic,Z (2285)-Todorovic,J (2275) Zlatibor 1989 1/
2-1/2 (48)}) 14. Rae1 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Olivencia, Flavio"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2226"]
[BlackElo "2293"]
[PlyCount "105"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 {Har Zvi,R Primel,D} c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Bd7 5. c4 Nc6 6. Qd2
({RR} 6. Qd1) ({RR} 6. Qe3) 6... Nf6 7. Nc3 g6 8. b3 Bg7 9. Bb2 O-O 10. h3 ({RR
} 10. Be2) ({RR} 10. Bd3 Bg4) 10... Qa5 11. Rb1 ({RR} 11. Bd3 Rad8 ({RR} 11...
Nh5 12. O-O ({RR} 12. a3 Nf4 13. b4 Nxd3+ 14. Qxd3 Nxb4 15. axb4) 12... f5 ({RR
} 12... Nf4 13. Qxf4 Bxc3 14. Bxc3 Qxc3 15. Rad1 a5 16. e5 Nxe5 17. Nxe5 dxe5
18. Qh4 Bc6 19. Be4 Rad8 20. Bxc6 bxc6) 13. a3 fxe4 14. b4 Qd8 15. Bxe4 Nf6 16.
Bd3 Kh8 17. Nd5 e5 18. Nxf6 Rxf6 19. Be4 Qc7 20. Rad1 Bf5 21. Rfe1 Raf8 22.
Bxf5 gxf5 23. c5 dxc5 24. Nxe5 Re6 25. Nd7 Rxe1+ 26. Rxe1) ({RR} 11... a6 12.
O-O ({RR} 12. O-O b5 13. Rfd1 bxc4 14. Bxc4 Rfc8 15. Rac1 Be6 16. Bd5 Rab8 17.
a3 Qd8 18. b4) 12... Rfc8 13. Rfd1 Rab8 14. Nd5 Qxd2 15. Rxd2 Nxd5 16. Bxg7
Kxg7 17. exd5 Nb4 18. Re1 Kf8 19. Bb1 a5 20. Rde2) ({RR} 11... Rac8 12. O-O Qh5
13. Ne2 Bh6 ({RR} 13... Qa5) 14. Qd1 a6 15. e5) ({RR} 11... a6 12. a3 Rac8 ({RR
} 12... b5 13. cxb5 axb5 14. b4) ({RR} 12... Rfc8 13. O-O Qd8 14. b4) 13. O-O
Qc7 14. b4) 12. O-O Bc8 13. Rad1 Nd7 14. a3 Nde5 15. Nxe5 dxe5 16. b4 ({RR} 16.
Qc1) 16... Qc7 17. c5 Be6 18. Qc2 a6 19. Nd5 Bxd5 20. exd5 Nd4 ({RR} 20... Rxd5
21. Bc4) 21. Qc4 Qd7 22. c6 bxc6 23. dxc6 Nxc6 24. Qxa6 Nd4 25. Qc4 Rc8 {
Sax,G (2565)-Suetin,A (2525) Belgrad 1977 EXT 2018 [Primel,D] 1-0 (40)}) ({RR} 
11. Bd3 Nh5 12. O-O Ne5 ({RR} 12... f5 13. a3 fxe4 14. b4 Qd8 15. Bxe4 Nf6 16.
Bd3 Kh8 17. Nd5 e5 18. Nxf6 Rxf6 19. Be4) 13. Nxe5 Bxe5 14. f4 ({RR} 14. Rad1)
14... Qc5+ 15. Kh2 Nxf4 16. Rxf4 g5 17. g3 ({RR} 17. Nd5 Qxd5) 17... gxf4 18.
gxf4 Bg7 ({RR} 18... Bxc3 19. Bxc3 f6) 19. Nd5 Rae8 20. Rg1 f6 21. b4 Qc8 22.
e5) 11... Qh5 $146 ({RR} 11... Rac8 12. Be2 Rfd8 13. a3 Ne5 14. Nd4 a6 15. O-O
Bc6 16. Rfd1 Qb6 17. Qe3 e6 18. b4 Be8 19. c5 dxc5 20. Nb3 Rxd1+ 21. Rxd1 Ned7
22. Na4 Qc6 23. Naxc5 Nxc5 24. Nxc5 b6 25. Bxa6 Rc7 26. Rd8 {Virtanen,A (2340)
-Joentausta,H Finland 1996 1-0 (64)}) ({RR} 11... Rfc8 12. a3 h6 13. Bd3 Rab8
14. O-O e6 15. b4 Qd8 16. Rfe1 b6 17. Nb5 Qe7 18. Nxd6 Qxd6 19. e5 Ne4 20. exd6
Nxd2 21. Nxd2 Bxb2 22. Rxb2 Nd4 23. Ne4 Kg7 24. c5 f5 25. Ba6 Rd8 26. Rd2 {
Colin,E (1804)-Rodriguez,A (2180) Montbeliard 2014 1/2-1/2 (61)}) ({RR} 11...
a6 12. a3 Qh5 ({RR} 12... Ne5 13. Nxe5 Qxe5 14. Bd3 Qh5 15. O-O Rac8 16. f4)
13. Be2 Bg4 14. O-O Bxf3 15. Bxf3 Qh4 16. Rbe1 ({RR} 16. Kh2 Ne5 17. Qe2 Qf4+)
16... Nd7 ({RR} 16... Rab8 17. Kh2 b5 ({RR} 17... Nd7 18. g3 Qf6 ({RR} 18...
Qh6 19. Qd1) 19. Bd1) 18. g3 Qh6 19. Qxh6 Bxh6 20. cxb5 axb5 21. Nd5 Nd7) 17.
Bd1 Bh6 ({RR} 17... Rab8) 18. f4 Rfd8 ({RR} 18... Bg7) 19. Nd5 Bg7 ({RR} 19...
e6 20. Qc3 e5 21. Bg4) 20. Bxg7 Kxg7 21. Bg4 Nf8 ({RR} 21... e6 22. Qc3+ Kg8 ({
RR} 22... Kh6 23. g3) 23. Nc7 Rac8 ({RR} 23... h5 24. Bxe6 fxe6 25. Nxe6 Qf6
26. Qxf6 Nxf6 27. Nxd8 Rxd8) 24. Nxe6 fxe6 25. Bxe6+ Kf8 26. Qh8+ Ke7 27. Qg7+
Kxe6 28. f5+ gxf5 29. exf5#) 22. Qc3+ e5 ({RR} 22... Kg8 23. b4) 23. fxe5 Nxe5
({RR} 23... dxe5 24. Qf3) 24. c5 Kh6 25. Nf6 Nfd7 ({RR} 25... Qg5 26. g3 Kg7
27. h4 Qh6 28. cxd6) 26. Bxd7 {Levacic,P (2365)-Rogic,D (2445) Pula 1998 CBM
064 [Har Zvi,R] 1-0 (35)} {RR} Nxd7 27. Ng4+ Kh5 28. Qg7) 12. Be2 Bh6 13. Qd1
Qa5 14. O-O Nh5 15. Nd5 Qd8 16. Nh2 Nf4 17. Bg4 f5 18. exf5 gxf5 19. Bf3 e6 20.
Nxf4 Bxf4 21. g3 Be5 22. Bg2 Qe7 23. f4 Bf6 24. Re1 Rad8 25. Qd2 a6 26. Rbd1
Be8 27. Rxe6 Qg7 28. Bxf6 Rxf6 29. Rxf6 Qxf6 30. Bd5+ Kg7 31. Nf3 Bh5 32. Re1
Re8 33. Rxe8 Bxe8 34. Kf2 Bd7 35. Bxc6 Bxc6 36. Qd4 Be4 37. Ke3 Bb1 38. a3 h6
39. Nd2 Bc2 40. b4 Ba4 41. Qxf6+ Kxf6 42. Kd4 Bc6 43. Nb1 Bg2 44. h4 Kg6 45.
Ke3 Bf1 46. Nd2 Bg2 47. a4 Bc6 48. b5 axb5 49. cxb5 Bg2 50. Nc4 d5 51. Ne5+ Kh5
52. Kd4 Be4 53. a5 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Sales Filho, Espedito Severiano"]
[Result "1-0"]
[ECO "B16"]
[WhiteElo "2233"]
[BlackElo "2068"]
[PlyCount "77"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bf4 Bf5 7. Nf3 e6 8.
Bd3 Bg6 9. Qe2 Bd6 10. Bg3 Qc7 11. O-O-O Nd7 12. Nh4 $146 ({RR} 12. Nd2 O-O-O
13. Bxg6 hxg6 14. Ne4 Bxg3 15. hxg3 Kb8 16. Qf3 Qa5 17. Qf4+ Qc7 18. Qf3 {
1/2-1/2 (18) Jadoul,M-Pedersen,E (2315) Berlin West 1980}) ({RR} 12. Nd2 O-O-O
13. Nc4 Bf4+ 14. Bxf4 Qxf4+ 15. Qe3 Qxe3+ 16. fxe3 Kc7 17. Be2 h5 18. Bf3 h4
19. e4 Nb6 20. Ne3 e5 21. d5 cxd5 22. exd5 f5 23. g3 e4 24. Bg2 Kd6 25. b3 Ke5
26. c4 hxg3 {Krivonogov,A (2281)-Voitsekhovsky,S (2549) Nizhnij Novgorod 2012
1/2-1/2 (35)}) ({RR} 12. Nd2 O-O-O 13. Nc4 Bxg3 14. hxg3 Nb6 15. Nxb6+ Qxb6 16.
c3 Qa5 17. Kb1 Qg5 18. Ka1 Rd6 19. Bxg6 fxg6 20. Rde1 Qd5 21. f4 c5 22. dxc5
Qxc5 23. a3 h5 24. g4 h4 25. Rd1 Rxd1+ 26. Rxd1 Re8 {Faerber,D (2332)
-Schluchter,S (2119) Germany GER 2019 1-0 (36)}) ({RR} 12. Rhe1 O-O-O 13. Nd2
Nb6 14. Nb3 Nd5 15. Bxd6 Qxd6 16. g3 Nb4 17. Bxg6 hxg6 18. a3 Nd5 19. h4 f5 20.
f4 Nf6 21. Nc5 Qe7 22. Qc4 Rd5 23. Re3 Nd7 24. Nb3 Kb8 25. Qe2 Nf6 26. Nc5 Rhd8
{Magnelli Bitte,J-Sales Filho,E (2054) Vitoria 2001 1-0 (49)}) 12... O-O-O 13.
Kb1 Nb6 14. Nxg6 hxg6 15. c3 f5 16. Be5 Bxe5 17. dxe5 Nd5 18. g3 Qb6 19. Ka1 g5
20. Bc4 g4 21. Bxd5 Rxd5 22. Rxd5 cxd5 23. f3 gxf3 24. Qxf3 Rxh2 25. Rb1 Qf2
26. Qd3 a6 27. c4 Qe2 28. Qa3 Qxe5 29. Qf8+ Kc7 30. Qxf7+ Kb6 31. c5+ Kc6 32.
Qe8+ Kxc5 33. Qd8 Kb5 34. a4+ Kxa4 35. Qb6 Rc2 36. Rd1 Rc4 37. Rd3 Qe1+ 38. Ka2
Qb4 39. b3+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Rocha, Cesidio Monteiro"]
[Black "Campelo, Leandro Fabricio"]
[Result "0-1"]
[ECO "C06"]
[BlackElo "2245"]
[PlyCount "83"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ne2 cxd4 8. cxd4
f6 9. exf6 Nxf6 10. O-O Bd6 11. Nf3 Qc7 12. a3 O-O 13. Ng3 Bd7 14. b4 a6 ({RR} 
14... e5 15. b5 Nxd4 16. Nxd4 exd4 17. Bb2 Qb6 18. Bxd4 Bc5 19. Ne2 Bg4 20.
Bxc5 Qxc5 21. a4 Bxe2 22. Bxe2 Ne4 23. Bf3 Rae8 24. Rc1 Nc3 25. Qd3 d4 26. Kh1
b6 27. h3 Qb4 28. Ra1 Re7 29. Bc6 {Sisabayev,K (2219)-Mokshanov,A (2342) chess.
com INT 2023 1/2-1/2 (42)}) 15. Bb2 g6 $146 ({RR} 15... Rae8 16. Rc1 Qb8 17.
Re1 e5 18. Qb3 Kh8 19. dxe5 Nxe5 20. Bb1 Nxf3+ 21. Qxf3 Be5 22. Bxe5 Rxe5 23.
Qd3 Rfe8 24. Rxe5 Qxe5 25. h3 Bc6 26. Nf5 Qf4 27. Qc3 Qg5 28. Nd6 Rf8 29. Qc5
Nd7 30. Qc2 {Coenen,M (2256)-Bruemmer,F (2282) Germany 2010 1-0 (66)}) ({RR} 
15... Rae8 16. Rc1 Re7 17. Ne5 Be8 18. Rc2 Qb6 19. Kh1 Na7 20. Re2 Bb5 21. Bxb5
Nxb5 22. Rfe1 Bb8 23. Nd3 Bxg3 24. hxg3 Nxd4 25. Re5 Ne4 26. Qg4 Nf5 27. Kh2
Rf6 28. Kg1 Rh6 29. Rxf5 exf5 30. Qxf5 {Coenen,M (2355)-Tan,M (2381) Belgium
2010 1/2-1/2 (41)}) 16. Rc1 Ng4 17. Bb1 Rf6 18. Qe2 Raf8 19. Rc2 Qb6 20. h3 Nh6
21. Ne5 Qd8 22. Qd3 Kh8 23. Qe3 Nf5 24. Nxf5 gxf5 25. Nxc6 Bxc6 26. f4 Rg8 27.
Rf3 Rfg6 28. Kh2 Qf6 29. Re2 Qg7 30. Qf2 Bb5 31. Rd2 Qh6 32. g3 Rxg3 33. Rxg3
Bxf4 34. Rc2 Rxg3 35. Qxg3 Bxg3+ 36. Kxg3 Qe3+ 37. Kh2 Qf4+ 38. Kg2 Qf1+ 39.
Kg3 Qxb1 40. Rc8+ Kg7 41. Bc1 Qd3+ 42. Kh4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Rodrigues, Adriano Pfuhl"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "2287"]
[BlackElo "2521"]
[PlyCount "39"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bc5 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8.
Nf5 O-O 9. Bg5 h6 10. Bh4 Kh7 11. Nxg7 Bg4 12. Bxf6 Qxf6 13. Qxg4 Qxg7 14.
Qxg7+ Kxg7 15. Bxc6 $146 ({RR} 15. Nd5 Nd4 16. Bd3 c6 17. Ne3 h5 18. c3 Ne6 19.
Nf5+ Kf6 20. g3 Ng7 21. Nh4 Rad8 22. Kg2 d5 23. Nf3 dxe4 24. Bxe4 Rfe8 25. Rfe1
Bb6 26. h4 Ne6 27. Bc2 Nc5 28. Ng5 Rxe1 29. Rxe1 Nd3 {Gerzhoy,L (2420)-Szalay,
K (2050) Toronto 2009 1-0 (44)}) 15... bxc6 16. Rad1 Rae8 17. Na4 Rxe4 18. Nxc5
dxc5 19. Rfe1 Ra4 20. Ra1 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Silva, Carlos Alessandro"]
[Black "Lucena, Lincoln"]
[Result "0-1"]
[ECO "A12"]
[BlackElo "2200"]
[PlyCount "158"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. b3 f6 4. d4 Bg4 5. Nbd2 ({RR} 5. Bb2 e6 6. Nbd2 f5 7. Ne5
Nf6 8. h3 Bh5 9. g4 fxg4 10. hxg4 Bxg4 11. Nxg4 Nxg4 12. e4 Qg5 13. Bh3 Bb4 14.
Bxg4 Bxd2+ 15. Kf1 O-O 16. Bxe6+ Kh8 17. Qg4 Qxg4 18. Bxg4 dxe4 19. Ke2 Bf4 {
Reich,T (2400)-Roeder,F (2355) Kecskemet 1992 1-0 (60)}) 5... Nd7 ({RR} 5...
Qa5 6. Bb2 Nh6 7. h3 Bh5 8. e3 Nd7 9. Be2 e6 10. O-O Bb4 11. Nb1 O-O 12. a3 Bd6
13. Nc3 Rae8 14. b4 Qd8 15. e4 dxe4 16. Nxe4 Bb8 17. Re1 Bxf3 18. Bxf3 f5 19.
Ng3 Qh4 20. d5 {Zherebtsova,A (2222)-Yurovskikh,Y (1880) Moscow 2017 1-0 (38)})
6. Bb2 e6 7. g3 Bd6 $146 ({RR} 7... Bb4 8. a3 Bd6 9. Bg2 Ne7 10. O-O O-O 11. h3
Bh5 12. e4 f5 13. exf5 exf5 14. Qe1 Nf6 15. Ng5 Qd7 16. c5 Bc7 17. Qe6+ Bf7 18.
Qxd7 Nxd7 19. Ndf3 Ng6 20. Rfe1 h6 21. Ne6 Rfc8 22. Nxc7 {Zych,M (2134)
-Wasylkiewicz,A (1824) Poland 2014 1/2-1/2 (52)}) 8. Bg2 Ne7 9. O-O O-O 10. e4
Bb4 11. Qc2 Bh5 12. Bh3 Bf7 13. a3 Ba5 14. Rad1 Ng6 15. Rfe1 Re8 16. Re3 Ndf8
17. Bg2 Bb6 18. Re2 a5 19. h4 Ne7 20. Qb1 Bg6 21. Qa1 a4 22. b4 Bc7 23. Rde1 b5
24. exd5 exd5 25. cxb5 cxb5 26. Nh2 Kh8 27. Re3 Qd7 28. Qd1 Nf5 29. Rxe8 Rxe8
30. Rxe8 Bxe8 31. Qf3 Ne7 32. Nhf1 Bf7 33. Ne3 Qc6 34. Qe2 Nc8 35. Nb1 Bb6 36.
Nc3 Bxd4 37. Ncxd5 Bxb2 38. Qxb2 Nb6 39. Qc3 Nc4 40. Nxc4 Bxd5 41. Bxd5 Qxd5
42. Ne3 Qd7 43. Qc5 Ne6 44. Qf5 Kg8 45. Nd5 Qd6 46. Qd3 Nc7 47. Nf4 Qxd3 48.
Nxd3 Kf7 49. Nf4 g5 50. hxg5 fxg5 51. Ne2 Ke6 52. f4 gxf4 53. gxf4 Kd5 54. Kf2
Ke4 55. Kg3 Nd5 56. f5 Ke3 57. Ng1 Ke4 58. Nf3 Kxf5 59. Nd4+ Ke4 60. Nxb5 Kd3
61. Nd6 Nxb4 62. Nc8 Nd5 63. Nd6 Kc3 64. Kg4 Kb3 65. Nb7 Kxa3 66. Nc5 Kb4 67.
Nxa4 Kxa4 68. Kg5 Kb4 69. Kh6 Nf6 70. Kg5 h5 71. Kh4 Kc4 72. Kg5 Kd3 73. Kh4
Ke2 74. Kg3 Kf1 75. Kh2 Kf2 76. Kh1 Kg3 77. Kg1 Ng4 78. Kh1 Nf2+ 79. Kg1 h4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Teixeira, Ricardo da Silva"]
[Black "Prates, Fabiano Fortes"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2294"]
[BlackElo "2247"]
[PlyCount "93"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. dxe5 dxe5 8.
Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. Bc4 b5 13. Bb3 Bb7 14. O-O-O
c5 15. d6 Nd7 16. Bd5 Bxd5 17. Rxd5 Rac8 18. Kb1 a6 $146 ({RR} 18... Rc6 19.
Rhd1 a6 20. Be7 f6 21. g4 Kf7 22. g5 f5 23. exf5 gxf5 24. Nh4 Ke6 25. f4 Bf8
26. Bxf8 Rxf8 27. fxe5 Nxe5 28. R5d2 Rd8 29. g6 hxg6 30. Re1 Rcxd6 31. Rxd6+
Kxd6 32. Kc2 Rh8 33. Rxe5 {Gandolphe,F (2013)-Ricci,M (2155) Cannes 2000 0-1 
(51)}) 19. Rc1 Rc6 20. Be7 f6 21. Nd2 Bh6 22. Rc2 Bxd2 23. Rcxd2 Kf7 24. g3 c4
25. f4 Rc5 26. Rxc5 Nxc5 27. Rd5 Nd7 28. Kc2 Rc8 29. fxe5 fxe5 30. Kc3 Rc5 31.
Kb4 Rxd5 32. exd5 e4 33. Bg5 Ke8 34. a4 bxa4 35. Bf4 Nb6 36. Kc5 c3 37. Kxb6
cxb2 38. Kc7 b1=Q 39. d7+ Kf7 40. d8=Q Qb5 41. d6 Qa5+ 42. Kc8 Qxd8+ 43. Kxd8
a3 44. d7 a2 45. Be5 Ke6 46. Bc3 e3 47. Kc8 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "4"]
[White "Valle, Adriano"]
[Black "Schutt, Ricardo de Amorim"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2247"]
[BlackElo "2184"]
[PlyCount "83"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 b6 6. Bg2 Bb7 7. O-O Bxd2 8.
Qxd2 O-O 9. Nc3 d6 10. d5 e5 11. e4 Nbd7 ({RR} 11... Na6 12. Nh4 Bc8 13. a3 Nc5
14. Qc2 a5 15. b4 Na6 16. Qb3 Bd7 17. Rac1 Nh5 18. Nd1 axb4 19. axb4 Nf4 20.
gxf4 Qxh4 21. f5 Nb8 22. Ne3 Ba4 23. Qd3 Nd7 24. Ra1 Nf6 25. Ra3 Bd7 26. Rfa1 {
Alboredo,J (2252)-Nobre,J (1607) Rio de Janeiro BRA 2022 1-0 (38)}) 12. Nh4 ({
RR} 12. Ne1 a5 13. Nc2 Nc5 14. Ne3 g6 15. b3 Bc8 16. Rae1 Bd7 17. f4 Kg7 18. f5
h6 19. Qd1 Qe8 20. Qe2 Rb8 21. Nb5 Ncxe4 22. fxg6 fxg6 23. Nxc7 Qe7 {1/2-1/2 
(23) Dreev,A (2697)-Kuzubov,Y (2544) Moscow 2006}) 12... g6 13. Rae1 Nh5 14.
Qh6 $146 ({RR} 14. Bh3 Bc8 15. Ng2 a6 16. f4 f6 17. Be6+ Kh8 18. Qe2 exf4 19.
gxf4 Ng7 20. Bh3 Nc5 21. Bxc8 Raxc8 22. e5 fxe5 23. fxe5 Rxf1+ 24. Kxf1 dxe5
25. Qxe5 Qf8+ 26. Kg1 Nd3 27. Qd4 Nxe1 28. Nxe1 Qf5 {Medancic,R (2275)
-Filipovic,B (2420) Rabac 2003 0-1}) ({RR} 14. Bh3 Bc8 15. Ng2 Ndf6 16. Bxc8
Raxc8 17. f4 exf4 18. gxf4 Rce8 19. e5 dxe5 20. fxe5 Qc5+ 21. Qf2 Nd7 22. Qxc5
bxc5 23. e6 fxe6 24. dxe6 Rxf1+ 25. Kxf1 Nf8 26. e7 Nd7 27. Nb5 Kf7 28. Nxa7
Rxe7 {Dimic,P (2349)-Otero Munelo,H (2122) Ohrid 2017 1-0 (65)}) 14... Qf6 15.
Bh3 Nc5 16. Bg4 Qg7 17. Qd2 Nf6 18. Bh3 Bc8 19. Bxc8 Raxc8 20. b4 Ncd7 21. Nb5
a6 22. Na7 Ra8 23. Nc6 Rfe8 24. f3 Nb8 25. Nxb8 Rexb8 26. Rb1 Nd7 27. Ng2 a5
28. a3 Ra7 29. Qc3 axb4 30. axb4 Rba8 31. Ra1 Qf8 32. Ne3 Qb8 33. Nc2 Nf6 34.
Rxa7 Rxa7 35. Ra1 Ne8 36. Rxa7 Qxa7 37. Qa3 Qb8 38. Qa4 Qc8 39. Ne3 Kf8 40. c5
bxc5 41. bxc5 Qb7 42. cxd6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Araujo, Adalberto"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2275"]
[BlackElo "2233"]
[PlyCount "74"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 e5 3. Nf3 Nc6 4. c3 d5 5. Nbd2 Be7 6. Be2 O-O ({RR} 6... a5 7.
a4 O-O 8. O-O Re8 9. Re1 b6 10. Qc2 Bb7 11. Nf1 h6 12. Ng3 Bf8 13. h3 Nb8 14.
Be3 c5 15. Rad1 Nbd7 16. Bc1 Qc7 17. Nd2 Bc6 18. Bf3 d4 19. Ngf1 g6 20. Nc4 Bg7
21. Nfd2 {Jobava,B (2706)-Svidler,P (2756) Loo 2014 1-0 (51)}) 7. a3 ({RR} 7.
Qc2 h6 8. h3 Be6 9. Nf1 Re8 10. g4 Nh7 11. Ng3 Ng5 12. Ng1 f6 13. Nf5 dxe4 14.
dxe4 Nf7 15. Nf3 Kh7 16. Ne3 g6 17. Bd2 a6 18. Rd1 Kg7 19. Rg1 Ng5 20. h4 Nh3
21. Rg3 Nf4 {Arkadan,A (2161)-Mrad,C (1923) Beirut LBN 2023 1-0 (32)}) ({RR} 7.
Qc2 Be6 8. O-O Ne8 9. b4 a6 10. Bb2 f5 11. a3 Bf6 12. Rfe1 dxe4 13. dxe4 f4 14.
c4 Nd4 15. Bxd4 exd4 16. e5 Be7 17. Bd3 g6 18. Nb3 c5 19. bxc5 Nc7 20. Rad1 Qe8
21. Nfxd4 Qf7 {Araujo,A (2290)-De Oliveira,E Curitiba 2001 1-0}) 7... a5 8. b3
Re8 $146 ({RR} 8... Nh5 9. O-O Nf4 10. Re1 Nxe2+ 11. Qxe2 dxe4 12. dxe4 b6 13.
Bb2 Ba6 14. Nc4 Qc8 15. Rad1 Qe6 16. Rd5 Bf6 17. Red1 a4 18. b4 Bxc4 19. Qxc4
Ne7 20. Qxc7 Nxd5 21. exd5 Qf5 22. Ne1 b5 23. Qc6 {Rossi,C (2310)-Arduman,C 
(2370) Forli 1990 0-1 (38)}) 9. O-O Bg4 10. Bb2 Nh5 11. h3 Bxf3 12. Bxf3 Nf4
13. exd5 Nxd5 14. Nc4 Bc5 15. b4 Ba7 16. b5 Nb8 17. Re1 Nf4 18. Nxe5 Qg5 19. d4
Nxh3+ 20. Kf1 Nd7 21. Nxd7 Qxb5+ 22. Re2 Nf4 23. Ne5 Rad8 24. a4 Qa6 25. Qb3
Rxe5 26. dxe5 Qh6 27. Kg1 Qh4 28. Rf1 Qg3 29. Qc2 Rd3 30. Rd2 Nh3+ 31. Kh1 Qh4
32. gxh3 Rxf3 33. Rd8+ Qxd8 34. Qe4 Rxh3+ 35. Kg2 Rh4 36. Qf5 Qd5+ 37. Kg3 Qd8
1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Bittencourt, Jorge"]
[Black "Rodrigues, Adriano Pfuhl"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2303"]
[BlackElo "2287"]
[PlyCount "33"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nc6 6. Nxc6 dxc6 7. Nd2 e5 8.
Qh5 Bd6 9. Nc4 Nf6 10. Nxd6+ Qxd6 11. Qe2 O-O ({RR} 11... Nd7 12. O-O Nc5 13.
Rd1 Qe7 14. b3 Nxd3 15. Rxd3 O-O 16. a4 Rd8 17. Ba3 Qe8 18. Rxd8 Qxd8 19. Rd1
Qe8 20. Qd2 Be6 21. Qd6 Qb8 22. Bb2 Qxd6 23. Rxd6 Re8 24. Bxe5 f5 25. exf5 Bxf5
26. f4 {Mastrovasilis,D (2562)-Miezis,N (2564) Porto Carras 2005 1/2-1/2 (79)})
12. O-O Be6 ({RR} 12... b5 13. a4 Be6 14. b3 Rfe8 15. Bb2 Nd7 16. Rfd1 Qc7 17.
Qe3 Nb6 18. Bxe5 Qxe5 19. Qxb6 Qc3 20. axb5 cxb5 21. Rxa6 Bxb3 22. Rxa8 Rxa8
23. Bf1 h6 24. cxb3 Qxb3 25. Rd8+ Rxd8 26. Qxd8+ Kh7 27. Qd3 {Drop,S (1766)
-Czajkowski,A (1911) Suchedniow 2012 1-0}) 13. a4 Nd7 14. Rd1 $146 ({RR} 14. b3
Rfd8 15. Ba3 Qc7 16. Qe3 c5 17. Rfd1 b6 18. Be2 a5 19. Bb2 f6 20. g3 Nf8 21.
Rxd8 Rxd8 22. Rd1 Bf7 23. Rxd8 Qxd8 24. Bd3 Ne6 25. c3 Nf8 26. Bc2 c4 27. b4
axb4 28. cxb4 Ne6 {Madl,I (2375)-Gara,T (2296) Szeged 2005 1-0 (58)}) 14... a5
15. b3 Qc7 16. Be3 Rfd8 17. f3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Campelo, Leandro Fabricio"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2245"]
[BlackElo "2249"]
[PlyCount "17"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be3 g6 5. Qd2 Nbd7 6. f3 Bg7 7. Nge2 b5 8. Bh6
Bxh6 9. Qxh6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "De Souza Haro, Paulo Cezar"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2229"]
[BlackElo "2245"]
[PlyCount "1"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Marques, Vinicius"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2389"]
[BlackElo "2319"]
[PlyCount "73"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 g6 5. g3 Bg7 6. Bg2 O-O 7. O-O e5 8. e3
Re8 9. b3 Nf8 10. Bb2 e4 11. Nd2 Bf5 12. f3 exf3 13. Qxf3 c6 14. e4 Bg4 15. Qf2
Be6 16. h3 Qe7 $146 ({RR} 16... Qa5 17. Rae1 Re7 18. Nd1 d5 19. Bc3 Qd8 20. e5
Ne8 21. Ne3 Nc7 22. g4 Rd7 23. Nf3 c5 24. cxd5 Nxd5 25. Nxd5 Bxd5 26. dxc5 Ne6
27. Nd2 Bxg2 28. Kxg2 Nxc5 29. Qxc5 Rc8 30. Qb4 Bf8 31. Qf4 {Gutierrez
Olivares,D (2367)-Meneses Gonzalez,K (2302) Las Palmas 2013 1-0 (37)}) ({RR} 
16... c5 17. e5 dxe5 18. d5 Bf5 19. Nce4 Bxe4 20. Nxe4 Nxe4 21. Qxf7+ Kh8 22.
Bxe4 Re7 23. Qf2 Qd6 24. Bc1 h6 25. Qc2 Nd7 26. Bb2 Kg8 27. Kg2 Nf8 28. Rf2 Rd8
29. Raf1 Rdd7 30. Rf3 Rf7 31. Qf2 {Lobejko,R (2344)-Karlik,V (2278) Trinec
2001 1-0 (41)}) 17. Rac1 h5 18. Ba3 Qc7 19. Bxd6 Qxd6 20. e5 Qd7 21. exf6 Bh6
22. h4 Bf5 23. Nde4 Qc7 24. Rcd1 Qb6 25. Kh2 Nd7 26. Kh1 Qd8 27. d5 Nxf6 28.
dxc6 Ng4 29. Rxd8 Nxf2+ 30. Rxf2 Rexd8 31. cxb7 Rab8 32. c5 Rxb7 33. Nf6+ Kg7
34. Bxb7 Be3 35. Rxf5 gxf5 36. c6 Kxf6 37. c7 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2521"]
[BlackElo "2282"]
[PlyCount "51"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. Bd2 Nh5 10. Rc1 ({RR} 10. Re1 Nf4 11. Bf1 a5 12. a4 b6 13. Ra3 Kh8 14.
h3 Bd7 15. Nb5 Ng8 16. Qc1 Bh6 17. Kh2 Bg7 18. g3 Nh5 19. Bg2 Nhf6 20. Re2 Ne8
21. Ne1 f5 22. f4 Ngf6 23. exf5 gxf5 24. Qd1 Rb8 {LCZero 0.
30-dag-a9b25c2b-BT2- (3598)-Stockfish dev-20230409-b36d39 (3639) tcec-chess.
com INT 2023 1/2-1/2 (98)}) 10... Nf4 ({RR} 10... f5 11. Ne1 Nf4 12. Bf3 fxe4
13. Nxe4 h6 14. Bg4 Nf5 15. g3 Nh5 16. Bxh5 gxh5 17. Qxh5 Nd4 18. Bxh6 Bxh6 19.
Qxh6 Ne2+ 20. Kg2 Nxc1 21. Qg6+ Kh8 22. Qh6+ Kg8 23. Qxc1 Bf5 24. Ng5 Qf6 25.
h4 {Rangel,D (2176)-Broca Jimenez,F (2075) chess.com INT 2023 1-0 (52)}) ({RR} 
10... h6 11. b4 f5 12. exf5 Nxf5 13. g4 Nd4 14. gxh5 Nxe2+ 15. Nxe2 Rxf3 16.
Ng3 Bg4 17. Qc2 gxh5 18. Qg6 Qe8 19. Qxe8+ Rxe8 20. Kg2 Rd3 21. Be3 e4 22. Rg1
h4 23. Nf1 Kh7 24. Nd2 Bc3 25. Nb3 {Fernandes,S (2014)-Di Berardino,D (2460)
Rio de Janeiro 2010 0-1 (31)}) 11. Bxf4 exf4 12. Qd2 Bh6 $146 ({RR} 12... f5
13. Qxf4 fxe4 14. Qxe4 Bf5 15. Qe3 Qd7 16. Nd4 Rae8 17. Ne6 Bxe6 18. dxe6 Qc8
19. Bg4 Nf5 20. Bxf5 Rxf5 21. Qxa7 Rxe6 22. Rce1 c6 23. Nd1 Rfe5 24. Rxe5 Rxe5
25. Ne3 Re4 26. Qa3 Rd4 27. Rd1 {Piket,J (2605)-Nunn,J (2605) Monte Carlo 1994
1/2-1/2 (116)}) ({RR} 12... h6 13. Qxf4 f5 14. Qd2 fxe4 15. Nxe4 Nf5 16. c5 g5
17. h3 Kh8 18. Rc4 dxc5 19. Rxc5 b6 20. Rcc1 Bb7 21. Nc3 c6 22. dxc6 Bxc6 23.
Qxd8 Raxd8 24. Nb5 Bxb5 25. Bxb5 Bxb2 26. Rc7 Nd4 27. Nxd4 {Olafsson,
F-Velimirovic,D Reykjavik 1974 1/2-1/2 (31)}) 13. h4 f6 14. Nb5 g5 15. c5 g4
16. cxd6 cxd6 17. Nfd4 f5 18. Nc7 Ng6 19. Nxa8 Qxh4 20. Rxc8 f3 21. Rxf8+ Nxf8
22. Nxf5 Bxd2 23. Nxh4 fxe2 24. Nf5 exf1=Q+ 25. Kxf1 Kf7 26. Nc7 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Lucena, Lincoln"]
[Black "Olivencia, Flavio"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2200"]
[BlackElo "2226"]
[PlyCount "40"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 Nxc3 5. bxc3 g6 6. g3 Bg7 7. Rb1 O-O 8.
Bg2 c5 9. O-O Nc6 10. Qc2 Qc7 11. d3 e5 12. Be3 b6 13. Nd2 Bb7 $146 ({RR} 13...
Be6 14. Qa4 Bd7 15. Qh4 h5 16. h3 Qd8 17. Bg5 f6 18. Be3 Rc8 19. Ne4 Be8 20.
Nd2 Ne7 21. Qc4+ Kh7 22. g4 Bf7 23. Qa4 Rc7 24. Nf3 Qd7 25. Qxd7 Rxd7 26. a4
Nd5 27. Bd2 hxg4 28. hxg4 {Khaje Hesamedini,A (2256)-Ramos,A (2003) Clube de
Xadrez Guanabara 2015 1-0 (60)}) ({RR} 13... Be6 14. Qa4 Bd7 15. Qh4 h5 16. h3
Qd8 17. Bg5 f6 18. Be3 Rc8 19. Ne4 Be8 20. Nd2 Ne7 21. Qc4+ Kh7 22. g4 Bf7 23.
Qa4 Rc7 24. Nf3 Qd7 25. Qxd7 Rxd7 26. a4 Nd5 27. Bd2 hxg4 28. hxg4 {Khaje
Hesamedini,A (2256)-Ramos,A (2003) Clube de Xadrez Guanabara 2015 1-0 (60)})
14. Nc4 Rad8 15. Qb3 Ba8 16. Bg5 Ne7 17. Bxa8 Rxa8 18. e4 Kh8 19. Bxe7 Qxe7 20.
Ne3 Rad8 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Matsuura, Frederico"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2255"]
[BlackElo "2438"]
[PlyCount "10"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 c6 3. e3 Qb6 4. b3 Bf5 5. Bd3 Bxd3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Pelikian, Jefferson"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2407"]
[BlackElo "2294"]
[PlyCount "35"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5
8. dxc5 Bxc5 9. O-O O-O 10. Bg5 h6 11. Bh4 b6 12. Qe2 Bb7 13. Rad1 ({RR} 13.
Rfd1 Qe7 14. a3 a5 15. Ne5 Rfd8 16. Ng4 g5 17. Nxh6+ Kg7 18. Bxg5 Rd4 19. Ng4
Rxg4 20. Bxf6+ Qxf6 21. Qxg4+ Kf8 22. Rf1 Ke7 23. Be4 Qd4 24. Qg5+ {1-0 (24)
Martin,L (2135)-Zallio,L (2079) chess.com INT 2023}) 13... Qe7 ({RR} 13... Qc7
14. Bxf6 gxf6 15. Be4 Rad8 16. Bxb7 Qxb7 17. Rd2 Rd5 18. Rfd1 Rfd8 19. a3 a5
20. Kf1 Kg7 21. Rd3 Qc6 22. R1d2 Qb7 23. Rd1 Qc6 24. R1d2 Qb7 25. Rd1 Qc6 {
1/2-1/2 (26) Gashimov,V (2679)-Mamedyarov,S (2752) Baku 2008}) 14. Ne5 Qc7 $146
({RR} 14... g5 15. Bg3 Rad8 16. Kh1 Kg7 17. f4 Rh8 18. fxg5 hxg5 19. Rxf6 Qxf6
20. Ng4 Qe7 21. Be5+ Kg8 22. Bf6 Qc7 23. Bxd8 Qxd8 24. Be4 Qe7 25. Rd7 {
1-0 (25) Gurevich,V (2420)-Negulescu,A (2435) Wattens 1993}) ({RR} 14... Rfd8
15. Ng4 Rd4 16. c3 Rxg4 17. Qxg4 Nxg4 18. Bxe7 Bxe7 19. Be2 Nf6 20. Rc1 Rd8 21.
Rfd1 Kf8 22. Rxd8+ Bxd8 {0-1 (22) Ait Hamidou,M (1600)-Boricsev,O (2330) Rabat
2003}) 15. Bxf6 gxf6 16. Qg4+ Kh8 17. Qh4 Kg7 18. Qg3+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Pimenta, Jeronimo Marques"]
[Black "Valle, Adriano"]
[Result "0-1"]
[ECO "E15"]
[BlackElo "2247"]
[PlyCount "50"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 Bb4 6. Qa4 Qe7 7. a3 Bxd2+ 8.
Bxd2 O-O 9. Bg2 Bb7 10. O-O d6 11. Bc3 ({RR} 11. b4 Nbd7 12. Rfc1 c5 13. dxc5
dxc5 14. Rd1 Rfd8 15. Bc3 Ne4 16. Bb2 cxb4 17. axb4 a5 18. bxa5 Rxa5 19. Qb3
Rxa1 20. Rxa1 Nec5 21. Qc3 Nf6 22. Qb4 Nfd7 23. Ra7 Qd6 24. Qe1 Ra8 25. Rxa8+
Bxa8 {Yilmaz,M (2617)-Hambleton,A (2437) Almaty KAZ 2022 1-0 (48)}) 11... Nbd7
12. Nd2 $146 ({RR} 12. Rfd1 a5 13. Ne5 Bxg2 14. Nxd7 Nxd7 15. Kxg2 f5 16. Qc6
Nf6 17. b4 a4 18. Qf3 Qd7 19. Qd3 Rae8 20. f3 Qf7 21. Rf1 Qg6 22. Rad1 h5 23.
h4 e5 24. dxe5 dxe5 25. c5 Kh7 26. Qc2 bxc5 {Perdomo,L (2419)-Delgado Ramirez,
N (2592) Brasilia 2015 0-1 (38)}) 12... Bxg2 13. Kxg2 c5 14. b4 Rfc8 15. Rfd1
cxd4 16. Bxd4 e5 17. Be3 d5 18. Rac1 Qe6 19. Bg5 dxc4 20. b5 c3 21. Bxf6 Nc5
22. Qh4 cxd2 23. Rxc5 Rxc5 24. Bg5 f6 25. Bxd2 Rd8 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Pinto, Helder Gaioso"]
[Black "Coelho, Luis Henrique"]
[Result "1-0"]
[ECO "A46"]
[BlackElo "2392"]
[PlyCount "85"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 d5 5. Bf4 g6 $146 ({RR} 5... Nc6 6. e4
Nxe4 7. Nxc6 bxc6 8. Nxe4 dxe4 9. Qxd8+ Kxd8 10. O-O-O+ Ke8 11. Bc7 Bb7 12. Bc4
e6 13. Rhe1 Bc5 14. Rxe4 Bxf2 15. Bxe6 fxe6 16. Rxe6+ Kf7 17. Re4 Rhf8 18. Rd7+
Kf6 19. Bd6 Ba6 20. Bxf8 {Rohacek,I-Rejfir,J Luhacovice 1935 1-0}) ({RR} 5...
Nc6 6. e4 dxe4 7. Ndb5 e5 8. Qxd8+ Kxd8 9. Bg5 a6 10. O-O-O+ Bd7 11. Nd6 Bxd6
12. Rxd6 Kc7 13. Rd2 Be6 14. Bxf6 gxf6 15. Nxe4 f5 16. Ng5 e4 17. Nxe6+ fxe6
18. Bc4 Rae8 19. Re1 Ne5 20. Bf1 {Boros,D (2402)-Vokhidov,S (2589) chess.com
INT 2023 1/2-1/2 (67)}) ({RR} 5... Nbd7 6. Ndb5 e5 7. Bg5 a6 8. Na3 d4 9. Ncb1
h6 10. Bd2 b5 11. e3 Bc5 12. exd4 Bxd4 13. c3 Bxf2+ 14. Kxf2 Ne4+ 15. Kf3 Ndc5
16. Qc1 Qf6+ 17. Bf4 Bb7 18. Qe3 Nxc3+ 19. Kg3 N3e4+ 20. Kg4 {Liu,B (1775)-Jin,
R (1610) Hohhot CHN 2023 0-1}) ({RR} 5... Nc6 6. e3 e6 7. a3 Bd6 8. Bxd6 Qxd6
9. Ncb5 Qd8 10. c4 O-O 11. Be2 a6 12. Nxc6 bxc6 13. Nc3 Rb8 14. Rb1 e5 15. O-O
Bf5 16. Bd3 Bg4 17. Be2 Bf5 18. Bd3 Bg4 19. Qc2 e4 20. Be2 {Descamps,S (1965)
-Descamps,B (1825) Aalst 2013 1-0 (31)}) 6. Ndb5 Na6 7. e3 Bg7 8. Be2 O-O 9.
O-O b6 10. Be5 Bb7 11. Bf3 e6 12. a4 Nb8 13. e4 Nbd7 14. Bc7 Qc8 15. exd5 a6
16. Bd6 axb5 17. Bxf8 Nxf8 18. dxe6 Nxe6 19. Nxb5 Ng5 20. Bxb7 Qxb7 21. c3 h5
22. Qb3 h4 23. h3 Nh5 24. Qc4 Ne4 25. Rfe1 Nhf6 26. Rad1 Rc8 27. Qd4 Bf8 28. b4
Bg7 29. Re3 Re8 30. Rde1 Nd5 31. Rxe4 Bxd4 32. Rxe8+ Kg7 33. Nxd4 Nxc3 34. a5
bxa5 35. bxa5 Qb4 36. Nc6 Qa4 37. Nd8 Qxa5 38. R1e7 Kh6 39. Nxf7+ Kg7 40. Nd8+
Kh6 41. Rh8+ Kg5 42. f4+ Kxf4 43. Rf8+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Pompeo, Flavio Sposto"]
[Black "Silva, Carlos Alessandro"]
[Result "0-1"]
[ECO "A14"]
[PlyCount "146"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 b6 3. Nf3 Bb7 4. g3 e6 5. Bg2 Be7 6. O-O O-O 7. d3 d5 8. c4 c5
9. Ne5 Nbd7 ({RR} 9... Nc6 10. Nxc6 Bxc6 11. Nd2 Qd7 12. e4 dxc4 13. Nxc4 Qc7
14. Qe2 Rad8 15. Rfd1 Bb7 16. Rac1 Qb8 17. f4 Rfe8 18. Rf1 Nd7 19. Qg4 Nf6 20.
Qf3 b5 21. Ne5 Qd6 22. g4 Nd7 23. g5 Nxe5 24. fxe5 {Fingerov,D (2409)
-Drozdovskij,Y (2627) Odessa 2010 0-1 (34)}) 10. cxd5 ({RR} 10. f4 Qc7 11. Nd2
d4 12. Nxd7 Qxd7 13. Bxb7 Qxb7 14. Qe1 Ng4 15. Rf3 Bd6 16. Nf1 f5 17. h3 Nf6
18. Qf2 g6 19. Qg2 e5 20. fxe5 Bxe5 21. e3 Rad8 22. Re1 Rfe8 23. exd4 Bxd4+ 24.
Bxd4 Rxd4 {Johnson,B (1967)-Apoorv Kamble (2129) chess.com INT 2023 0-1 (54)})
10... exd5 11. Nd2 Qc7 12. Ndf3 $146 ({RR} 12. Nxd7 Qxd7 13. Nf3 Rfd8 14. Qd2
Qe8 15. Nh4 Nd7 16. Nf5 Bf8 17. Qf4 Qxe2 18. Bxg7 Bxg7 19. Rae1 Qxd3 20. Qg5
Qc3 21. Nh6+ Kh8 22. Nxf7+ Kg8 23. Nxd8 Rxd8 24. Qxd8+ Nf8 25. Bxd5+ Bxd5 26.
Qxd5+ Kh8 {Sindelar,P (2010)-Fales,A (1910) Klatovy 2002 1-0}) 12... d4 13. Nc4
Nd5 14. Rc1 Bf6 15. Ncd2 Qb8 16. Ne4 Be7 17. h3 Re8 18. a3 a5 19. Rc2 f5 20.
Ned2 Bd6 21. Qe1 b5 22. Nb1 Ra6 23. Bxd4 cxd4 24. Nxd4 Bxg3 25. fxg3 Ne3 26.
Bxb7 Qxb7 27. Qf2 Qd5 28. Rc8 Rxc8 29. Qxe3 Rf6 30. Nd2 Nc5 31. b4 axb4 32.
axb4 Na6 33. Rf4 Nxb4 34. Qf2 Rcf8 35. e4 fxe4 36. dxe4 Rxf4 37. gxf4 Qd7 38.
Qe3 Nc6 39. Nxb5 Rd8 40. Nf1 Ne7 41. Nc3 Qe6 42. f5 Qc4 43. Ne2 Re8 44. Nfg3
Nc6 45. Nf4 Ne5 46. Ne6 Ra8 47. Ne2 Qd3 48. Qg3 Qxg3+ 49. Nxg3 Ra2 50. Nd4 Kf7
51. Nde2 g6 52. Kf2 Kf6 53. fxg6 Kxg6 54. Ke3 Ra3+ 55. Kf4 Nd3+ 56. Ke3 Kg5 57.
Kd4 Nf2 58. e5 Nxh3 59. Ne4+ Kf5 60. N2g3+ Ke6 61. Nc5+ Kf7 62. e6+ Kf6 63.
Nge4+ Ke7 64. Nc3 Nf4 65. Nb5 Ra1 66. Nc7 Re1 67. Nd5+ Nxd5 68. Kxd5 h5 69. Ne4
h4 70. Ng5 Rg1 71. Nf3 Rg4 72. Ke5 h3 73. Nd4 Rxd4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Prates, Fabiano Fortes"]
[Black "Felipe, Andre de Souza"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2247"]
[BlackElo "2136"]
[PlyCount "111"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. d3 e6 7. f5 gxf5 ({RR} 
7... Nge7 8. fxe6 Bxe6 9. O-O O-O 10. Qe1 Nd4 11. Qh4 d5 12. exd5 Nxd5 13. Bg5
Qd7 14. Ne4 Nxf3+ 15. Rxf3 Bd4+ 16. Kh1 f5 17. Bh6 fxe4 18. Rxf8+ Rxf8 19. Bxf8
Kxf8 20. Rf1+ Kg7 21. Qxe4 Bf7 22. h3 {Hakobyan,A (2612)-Zhou,L (2393) chess.
com INT 2022 0-1 (43)}) 8. exf5 exf5 $146 ({RR} 8... d5 9. Bb5 Nge7 10. fxe6
Bxe6 11. O-O h6 12. Ne2 Qb6 13. Bxc6+ Nxc6 14. Nf4 O-O-O 15. Nh5 Bxb2 16. Bxb2
Qxb2 17. Qd2 Rhg8 18. Qf2 Qc3 19. Rab1 b6 20. Rfe1 Bg4 21. Ng3 Qf6 22. Ne5
Qxf2+ 23. Kxf2 {Weinzettl,E (2285)-Fabiano,G (2270) Brno 1991 0-1 (52)}) ({RR} 
8... d5 9. Bb3 Nge7 10. fxe6 Bxe6 11. Ng5 Qd7 12. Bf4 Ng6 13. Bg3 Nd4 14. Qd2
Nxb3 15. axb3 O-O 16. Nf3 Bf5 17. O-O d4 18. Ne2 b6 19. b4 Bg4 20. bxc5 bxc5
21. b3 Rfe8 22. Rf2 Re3 23. Qa5 {Petronic,S (2150)-Bjelanovic,M (2037)
Belgrade SRB 2023 0-1 (40)}) ({RR} 8... d5 9. Bb3 Nge7 10. fxe6 Bxe6 11. Ng5
Qd6 12. O-O a6 13. Ne2 Ng6 14. c3 Qe7 15. Nxe6 fxe6 16. d4 O-O-O 17. Be3 c4 18.
Bc2 Rdf8 19. Qd2 Rxf1+ 20. Rxf1 Rf8 21. Rxf8+ Qxf8 22. Nf4 Nxf4 23. Bxf4 {
Nazarenko,S (2238)-Shkliar,B (2191) Ilichevsk 2008 1-0 (36)}) 9. O-O Nf6 10.
Re1+ Kf8 11. Bg5 Ne7 12. d4 d5 13. dxc5 Be6 14. Bb5 a6 15. Nd4 Ne4 16. Nxe4
dxe4 17. Nxe6+ fxe6 18. Bc4 Qd4+ 19. Qxd4 Bxd4+ 20. Kh1 h6 21. Be3 Bxe3 22.
Rxe3 Rc8 23. b4 Nd5 24. Bxd5 exd5 25. Rf1 Ke7 26. Rxf5 Ke6 27. Rh5 Rcf8 28. Kg1
Rf5 29. Rxf5 Kxf5 30. Rh3 d4 31. Kf2 Rf8 32. Ke2 Rf6 33. c3 d3+ 34. Ke3 Re6 35.
Rh5+ Kg6 36. Rd5 Re7 37. a4 Kf6 38. g3 Kg6 39. g4 Kf6 40. h3 Kg6 41. c4 Kf6 42.
a5 Kg6 43. Rd6+ Kg5 44. Rd5+ Kf6 45. Rf5+ Kg6 46. h4 Rd7 47. Rd5 Re7 48. Rd6+
Kg7 49. b5 axb5 50. cxb5 Re5 51. c6 bxc6 52. bxc6 Rxa5 53. Kxe4 Ra4+ 54. Kxd3
Rxg4 55. c7 Rg3+ 56. Kd4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Sales Filho, Espedito Severiano"]
[Black "Costa, Giovanni de Almeida"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2068"]
[BlackElo "2002"]
[PlyCount "118"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Bf5 3. Bf4 e6 4. c4 Nf6 5. Qb3 Nc6 ({RR} 5... dxc4 6. Qxb7 Be4
7. Qxc7 Bb4+ 8. Nbd2 Qxc7 9. Bxc7 Ke7 10. e3 Rc8 11. Bg3 Bd5 12. Rc1 Nbd7 13.
Ke2 c3 14. bxc3 Bxc3 15. Kd1 a5 16. Bd3 Bxa2 17. Rc2 Bd5 18. e4 Bb7 19. Ke2 Bb4
20. Rhc1 {Aronian,L (2781)-Carlsen,M (2847) chess24.com INT 2021 1/2-1/2 (39)})
6. Nc3 ({RR} 6. c5 Qc8 7. h3 Be7 8. e3 O-O 9. Bb5 Nd8 10. Ne5 c6 11. Be2 b6 12.
cxb6 Rb8 13. O-O Rxb6 14. Qc3 Qb7 15. b3 c5 16. Nd2 cxd4 17. Qxd4 Nc6 18. Qb2
Nd7 19. Nxd7 Qxd7 20. Rac1 Bf6 {Nesterov,A (2562)-Smirnov,P (2545) Sochi RUS
2023 1/2-1/2 (41)}) 6... Rb8 $146 ({RR} 6... dxc4 7. Qxc4 Nd5 8. Bg3 Nb6 9. Qb5
a6 10. Qb3 Bd6 11. e3 Bxg3 12. hxg3 O-O 13. Be2 Na5 14. Qd1 Nac4 15. b3 Nd6 16.
O-O h6 17. Rc1 Nd5 18. Bd3 Nxc3 19. Rxc3 c6 20. Ne5 f6 21. Nc4 {Diaz,
C-Arngrimsson,D (2404) ICC INT 2009 0-1 (57)}) ({RR} 6... dxc4 7. Qxb7 Na5 8.
Qxc7 Qxc7 9. Bxc7 Nc6 10. e3 Nb4 11. Bxc4 Nc2+ 12. Ke2 Nxa1 13. Bb5+ Nd7 14.
Rxa1 f6 15. e4 Bg4 16. d5 e5 17. Bc6 Rc8 18. Ba5 Kf7 19. h3 Bxf3+ 20. gxf3 Nb6
21. Nb5 {San Diego,M (2080)-Kakishova,S (1567) lichess.org INT 2020 1/2-1/2 
(66)}) 7. e3 Bb4 8. Be2 O-O 9. O-O Bxc3 10. bxc3 Nh5 11. Bg5 f6 12. Bh4 g5 13.
Bg3 Nxg3 14. hxg3 Ne7 15. Nd2 Kg7 16. cxd5 exd5 17. c4 Be6 18. c5 c6 19. a4 b6
20. Qc3 Bf5 21. Nb3 Rh8 22. f4 h6 23. g4 Bg6 24. f5 Bf7 25. cxb6 axb6 26. a5
Qc7 27. axb6 Qxb6 28. Nc5 Qb2 29. Qd3 Ra8 30. Rab1 Qa2 31. Rb3 Rhb8 32. Rfb1
Rxb3 33. Rxb3 Qa1+ 34. Rb1 Qa2 35. Bd1 Qa5 36. Ba4 h5 37. gxh5 Bxh5 38. Kf2
Nxf5 39. Qxf5 Qd2+ 40. Kg1 Qxe3+ 41. Kh1 Bf7 42. Ne6+ Bxe6 43. Rb7+ Bf7 44.
Rxf7+ Kxf7 45. Qd7+ Qe7 46. Bxc6 Qxd7 47. Bxd7 Ke7 48. Bc6 Ra1+ 49. Kh2 Kd6 50.
Bb5 Rd1 51. Kg3 Rxd4 52. Kf3 Rb4 53. Be8 Ke5 54. g4 Rb3+ 55. Kf2 Kf4 56. Bf7
Rb2+ 57. Ke1 d4 58. Be6 d3 59. Kd1 Ke3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Schutt, Ricardo de Amorim"]
[Black "Lucena, Jose Silvio"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2184"]
[BlackElo "2190"]
[PlyCount "101"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 O-O 6. Be2 c5 7. c3 cxd4 8. exd4
Be6 9. Nbd2 Qb6 10. Qc1 ({RR} 10. Qc2 Rc8 11. Ng5 Bd5 12. Ngf3 Nc6 13. Be3 Qd8
14. O-O Be6 15. Qa4 Nd5 16. Bg5 h6 17. Bh4 Nf4 18. Rfe1 Nxe2+ 19. Rxe2 Qd7 20.
Qa3 b5 21. Rae1 g5 22. Bg3 a5 23. Rxe6 fxe6 24. Qb3 Nd8 {Mobaier,S (1806)
-Araujo,A (2198) Florianopolis SC 2022 1/2-1/2 (53)}) 10... Nc6 ({RR} 10... Rc8
11. O-O Nd5 12. Bg3 Bh6 13. Nc4 Bxc1 14. Nxb6 Bxb2 15. Nxc8 Bxa1 16. Nxe7+ Nxe7
17. Rxa1 d5 18. Rb1 b6 19. Ne5 f6 20. Ng4 Kf7 21. Re1 Nf5 22. Bf4 Nc6 23. Ba6
Nce7 24. Ne3 Rd8 25. Nxf5 {Mitkov,N (2525)-Morozevich,A (2750) Novi Sad 2009 1/
2-1/2 (33)}) 11. O-O Rac8 12. Rd1 $146 ({RR} 12. Qb1 Bf5 13. Bd3 Bxd3 14. Qxd3
Nd5 15. Bg3 Qxb2 16. Rab1 Qxc3 17. Qe4 Nb6 18. Rb3 Qa5 19. Rb2 Qf5 20. Qe3 Qd5
21. Qe2 Nxd4 22. Nxd4 Qxd4 23. Rfb1 Rc1+ 24. Kh2 Rxb1 25. Rxb1 Be5 26. Nf3
Bxg3+ {Hagege,G (2175)-Berthelot,Y (2290) France 1996 0-1 (60)}) ({RR} 12. Re1
Rfe8 13. Bd3 Bd5 14. Re2 Qd8 15. Qf1 Nh5 16. Bh2 Bh6 17. Be4 Nf6 18. Bxd5 Nxd5
19. Rae1 b5 20. Ne4 Qd7 21. Rd1 Na5 22. a3 Nc4 23. Rc2 Qf5 24. Qd3 Bf4 25. g3
Bh6 26. g4 Qd7 {Roemer,U (2285)-Timoscenko,G (2540) Seefeld 1997 0-1 (43)})
12... Nd5 13. Be3 Nxe3 14. fxe3 Bh6 15. Nf1 d5 16. Qc2 Na5 17. N3d2 Bf5 18. Qa4
a6 19. a3 Nc6 20. Re1 Qxb2 21. Qb3 Qxb3 22. Nxb3 Nb8 23. g4 Bc2 24. Nc5 b6 25.
Nxa6 Nxa6 26. Bxa6 Rxc3 27. Rec1 e6 28. Ra2 Bb3 29. Rxc3 Bxa2 30. Rc6 Rb8 31.
a4 Bf8 32. Nd2 Bb4 33. Nf3 Bb3 34. Bb5 Rb7 35. Ne5 Kg7 36. Ba6 Rb8 37. Bb5 Bd2
38. Kf2 Rb7 39. Ke2 Ba5 40. Nd3 Ba2 41. g5 h6 42. h4 hxg5 43. hxg5 Bb1 44. Ne5
f6 45. gxf6+ Kxf6 46. Rc8 Ra7 47. Rf8+ Kg5 48. Nf3+ Kg4 49. Ne5+ Kg5 50. Nf3+
Kg4 51. Ne5+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.12"]
[Round "5"]
[White "Silveira Filho, Neri da Silva"]
[Black "Rocha, Cesidio Monteiro"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2293"]
[PlyCount "107"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. f4 g6 3. Bc4 Bg7 4. Nf3 e6 5. Nc3 a6 6. a4 Ne7 7. e5 d5 8. exd6
Qxd6 9. d3 O-O 10. O-O b6 11. Ne4 Qc7 12. c3 $146 ({RR} 12. Qe1 Nf5 13. g4 Nd4
14. Nfg5 h6 15. Qh4 f5 16. c3 fxe4 17. Nxe4 Ne2+ 18. Kg2 Nxf4+ 19. Bxf4 Rxf4
20. Rxf4 g5 21. Nxg5 Qxf4 22. Ne4 Nc6 23. Rf1 Qe5 24. Rf5 Qc7 25. Nf6+ Bxf6 26.
Rxf6 Qg7 {Daho,M (1597)-Mostaine Boucetta,B (1836) Sidi Bel Abbes 2013 1/2-1/2
(62)}) 12... Nbc6 13. Qe1 Nf5 14. g4 Nd6 15. Nxd6 Qxd6 16. Qh4 Qe7 17. Qg3 Na5
18. Ba2 Qd6 19. Ng5 Bb7 20. Ne4 Qc7 21. f5 Qxg3+ 22. Nxg3 Rfe8 23. fxe6 fxe6
24. Bf4 Rac8 25. Rae1 c4 26. dxc4 Nxc4 27. Ne4 Bxe4 28. Rxe4 b5 29. Rfe1 Rc6
30. R1e2 Kf7 31. Bg5 h6 32. Bh4 g5 33. Bg3 Rd8 34. Rf2+ Ke7 35. Rfe2 Rd2 36.
Bxc4 Rd1+ 37. Kf2 bxc4 38. Be5 Bf8 39. Rd4 Rxd4 40. Bxd4 Kf7 41. Ke3 Bd6 42.
Ke4 e5 43. Be3 Ke6 44. h4 Be7 45. hxg5 hxg5 46. Rh2 Kd7 47. Rh7 Ke8 48. Kxe5
Rc7 49. Ke6 Rc6+ 50. Kd5 Rc7 51. Rh8+ Kf7 52. Ra8 Rb7 53. Ra7 Rxb2 54. Bxg5 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Araujo, Adalberto"]
[Black "Campelo, Leandro Fabricio"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2275"]
[BlackElo "2245"]
[PlyCount "58"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. O-O e5 8. d5
Ne7 9. e4 Ne8 10. Ne1 f5 11. f3 Nf6 12. Nd3 Rf7 ({RR} 12... fxe4 13. fxe4 Bg4
14. Qe1 c5 15. Be3 Bd7 16. h3 a6 17. a4 b6 18. Qd2 Qc7 19. a5 Nc8 20. axb6 Nxb6
21. b3 h5 22. Ra3 Bc8 23. Ne1 Rb8 24. Nf3 Nh7 25. Raa1 Nd7 26. Qc2 Qd8 27. Rf2
{Pert,N (2488)-McNab,C (2379) Hastings 2004 0-1 (74)}) 13. c5 $146 ({RR} 13.
Be3 Ne8 14. Qd2 Bf8 15. Bh6 Ng7 16. Bg5 Qd7 17. c5 a6 18. b4 Nh5 19. a4 h6 20.
Bxh6 Bxh6 21. Qxh6 Rh7 22. Qg5 Rg7 23. Bh3 Qe8 24. b5 axb5 25. axb5 Rxa1 26.
Rxa1 fxe4 27. Bxc8 Nxc8 {Rangel,D (2270)-FakhChessboxer (2171) lichess.org
2020 1-0}) 13... h6 14. Bd2 g5 15. cxd6 cxd6 16. Nf2 f4 17. g4 Ng6 18. Rc1 Bf8
19. Be1 h5 20. h3 Rh7 21. Nd3 hxg4 22. hxg4 Nh4 23. Rf2 Bd7 24. a4 a6 25. Bh1
Qb6 26. Kf1 Rc8 27. Rd2 Nf5 28. Bf2 Rxh1+ 29. Ke2 Ng3+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Lucena, Jose Silvio"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2249"]
[BlackElo "2190"]
[PlyCount "48"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3
9. Qxd3 Qa5+ 10. Nd2 ({RR} 10. Bd2 Qa6 11. Qf3 c5 12. Bc3 Nc6 13. Ne2 cxd4 14.
Bxd4 Nxd4 15. Nxd4 Ne7 16. Nd2 Nc6 17. Qf4 Be7 18. N2f3 Qc4 19. Rh3 Bc5 20. c3
Bxd4 21. Nxd4 Nxd4 22. cxd4 Qb4+ 23. Kf1 Qxb2 24. Rc1 O-O {Lajthajm,B (2395)
-Lupulescu,C (2649) Satu Mare ROU 2020 0-1 (36)}) ({RR} 10. c3 Qa6 11. Qxa6
Nxa6 12. Be3 c5 13. f4 cxd4 14. cxd4 Bb4+ 15. Ke2 Ne7 16. a3 Ba5 17. b4 Bb6 18.
Kd3 Rc8 19. Nd2 Nb8 20. Ne2 Nd7 21. g4 O-O 22. Rac1 a5 23. b5 Rxc1 24. Rxc1 Rc8
{Xu,Y (2500)-Kovalev,D (2487) chess.com INT 2023 1-0}) 10... Qa6 11. Qxa6 Nxa6
12. c3 $146 ({RR} 12. a3 c5 13. c3 Ne7 14. f4 Rc8 15. Nf3 g6 16. Be3 Nf5 17.
Kf2 cxd4 18. Nxd4 Bc5 19. hxg6 fxg6 20. Ngxf5 gxf5 21. Nxe6 Kf7 22. Nxc5 Nxc5
23. Bxc5 Rxc5 24. Rad1 Ke6 25. Rd3 Rc4 26. Rd4 Rc6 {Mizik,T (2063)-Gunyecz,Z 
(2042) Hungary 2006 1-0 (34)}) 12... c5 13. Nb3 cxd4 14. Nxd4 Ne7 15. f4 Nc6
16. Nb5 Be7 17. Be3 f6 18. exf6 gxf6 19. f5 e5 20. O-O-O O-O-O 21. Nxa7+ Nxa7
22. Bxa7 Rhg8 23. Rh3 Bc5 24. Bxc5 Nxc5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Coelho, Luis Henrique"]
[Black "Olivencia, Flavio"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2392"]
[BlackElo "2226"]
[PlyCount "88"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8.
Qxf6 Nxf6 9. Nc3 d5 10. exd5 Nb4 11. Bd3 Nbxd5 12. Nxd5 Nxd5 13. Bd2 Be6 14.
O-O-O f6 15. Ba5 Ne7 16. Be4 Nc6 17. Bb6 Rc8 18. Rd6 $146 ({RR} 18. Rd2 Kf7 19.
b3 f5 20. Bf3 e4 21. Bh5+ g6 22. Be2 f4 23. Re1 Rhe8 24. Kb2 Ne7 25. Rd4 Bf5
26. g4 fxg3 27. hxg3 h5 28. Bc4+ Kg7 29. Rd6 Nc6 30. Be3 Ne5 31. Bd5 Rc7 32.
Bb6 Rce7 {Milov,L (2525)-Vartapetyan,A (2375) Nikolaev 1995 1-0 (36)}) ({RR} 
18. Rd2 O-O 19. Rd6 Bxa2 20. b3 f5 21. Bd5+ Kh8 22. Bxc6 Bxb3 23. cxb3 Rf6 24.
Rhd1 Rxd6 25. Rxd6 Rxc6+ 26. Rxc6 bxc6 27. Kc2 Kg8 28. Bc7 e4 {1-0 (28) Nunn,J
(2605)-Comp Tasc R30 The Hague 1994}) 18... Kf7 19. Rhd1 Rhe8 20. c3 Re7 21. b3
g6 22. Kb2 f5 23. Bc2 Nb8 24. c4 Rd7 25. f3 Rxd6 26. Rxd6 Ke7 27. Rd1 Nd7 28.
Ba5 Nb8 29. h4 Nc6 30. Bb6 Kf6 31. Kc3 Re8 32. b4 Rc8 33. Bd3 Ne7 34. Kb3 Nc6
35. Kc3 Ne7 36. Kb3 Nc6 37. a4 g5 38. hxg5+ Kxg5 39. b5 axb5 40. axb5 Nd4+ 41.
Kb4 Nc2+ 42. Kb3 Nd4+ 43. Kb4 Kf4 44. Rh1 Ke3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "De Souza Haro, Paulo Cezar"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2229"]
[BlackElo "2303"]
[PlyCount "70"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. Qb3 Nxc3 7. bxc3 c5 8.
e3 O-O 9. Be2 Qc7 10. O-O b6 11. e4 ({RR} 11. Ba3 Nd7 12. Rad1 e6 13. e4 Bb7
14. d5 exd5 15. exd5 Qd6 16. c4 Rfe8 17. Rfe1 Re7 18. Bf1 Rae8 19. Rxe7 Rxe7
20. Bc1 Bc8 21. g3 Ne5 22. Bf4 Bg4 23. Be2 h5 24. Nxe5 Bxe5 25. Bxe5 Rxe5 {
Parker,J (2539)-Van Wely,L (2643) Mondariz 2000 1/2-1/2}) ({RR} 11. Ba3 Nd7 12.
Rac1 Bb7 13. Rfd1 e6 14. Nd2 Rac8 15. Qb1 Rfd8 16. Ne4 Bf8 17. Bb2 c4 18. Nd2
b5 19. a4 a6 20. Qa1 Nb6 21. a5 Nd7 22. Qa2 e5 23. Ra1 e4 24. Qb1 f5 25. Ba3
Bh6 {Tisdall,J (2402)-Howell,D (2663) Norway NOR 2023 0-1 (48)}) ({RR} 11. c4
Nd7 12. Bb2 cxd4 13. exd4 Bb7 14. a4 Rac8 15. Qa3 e5 16. d5 a5 17. Ng5 Nc5 18.
Rfe1 Rfe8 19. Bf1 f5 20. Nf3 Rcd8 21. Qc3 Bc8 22. Qc2 e4 23. Nd4 Bd7 24. Red1
Be5 25. h3 Qd6 {Miton,K (2518)-Bittencourt,J (2264) Rio de Janeiro 2001 1/2-1/2
}) 11... Nd7 12. Re1 $146 ({RR} 12. Bg5 e6 13. e5 Re8 14. Nd2 Bb7 15. Nc4 Bd5
16. Qa4 f6 17. exf6 Nxf6 18. Be3 Ne4 19. Rac1 Nxc3 20. Rxc3 cxd4 21. Rcc1 dxe3
22. Nxe3 Qe5 23. Rfd1 Rf8 24. Bb5 Rf7 25. Nxd5 exd5 26. Bc6 Rd8 {Broomfield,M 
(2249)-Gordon,S (2216) Millfield 2003 1/2-1/2}) ({RR} 12. Bg5 Nf6 13. Bd3 Bb7
14. Nd2 h6 15. Bxf6 Bxf6 16. e5 Bg7 17. Be4 Rad8 18. Bxb7 Qxb7 19. Nf3 Qc7 {
1/2-1/2 (19) Tran,P (2252)-Kuznetsov,V (2128) Bayern 2011}) 12... e5 13. d5 Nf6
14. Nd2 Bh6 15. Qc2 Ne8 16. Bb5 Nd6 17. Bc6 Rb8 18. Nc4 Bxc1 19. Nxd6 Qxd6 20.
Qxc1 Bd7 21. Bxd7 Qxd7 22. a4 c4 23. Qe3 Rfc8 24. Reb1 Qd6 25. Rb5 a6 26. Rb4
Rc5 27. h3 Kg7 28. Rab1 Rb7 29. Qe2 b5 30. Kh2 Qd7 31. Qb2 Qd6 32. Qa3 Qd7 33.
axb5 axb5 34. Qb2 h5 35. Ra1 Ra7 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Felipe, Andre de Souza"]
[Black "Bouwman, Marcelo Wanderley"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2136"]
[BlackElo "2245"]
[PlyCount "0"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Marques, Vinicius"]
[Black "Prates, Fabiano Fortes"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2319"]
[BlackElo "2247"]
[PlyCount "46"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nd7 5. Nge2 e5 6. d5 Ne7 7. g3 ({RR} 7. h4
f5 8. h5 f4 9. g3 g5 10. Bh3 Nc5 11. Bxc8 Qxc8 12. gxf4 exf4 13. Nd4 h6 14. Rg1
Qh3 15. f3 Qh4+ 16. Kf1 Qh3+ 17. Kf2 O-O 18. b4 Nd7 19. Bb2 Ne5 20. Ne6 Nxc4
21. Nxg7 Qh4+ {Gnechko,R (2132)-Leiva,G (2405) chess.com INT 2022 0-1}) 7...
O-O 8. Bg2 f5 9. O-O Nf6 $146 ({RR} 9... Nc5 10. b4 Nxe4 11. Nxe4 fxe4 12. Bxe4
Bh3 13. Bg2 Bg4 14. Be3 Nf5 15. Qd2 Bxe2 16. Qxe2 Qf6 17. Rac1 a5 18. a3 axb4
19. axb4 Ra4 20. Qd2 Rfa8 21. c5 Ra2 22. Rc2 R2a3 23. cxd6 cxd6 24. Rc3 {
Otyrba,D-Lomakina,G (2089) Belorechensk 2009 1/2-1/2 (64)}) ({RR} 9... Nc5 10.
b4 Nxe4 11. Nxe4 fxe4 12. Bxe4 Nf5 13. Bb2 Qg5 14. Qc2 Qh5 15. Rad1 Nh6 16. f3
Nf7 17. f4 Bg4 18. Rde1 Bxe2 19. Qxe2 Qxe2 20. Rxe2 exf4 21. Bxg7 Kxg7 22. Rxf4
Rae8 23. Bd3 Rxe2 24. Bxe2 {Troyke,D-Thul,M Rinteln 1994 1/2-1/2 (32)}) 10. f4
Nxe4 11. Nxe4 fxe4 12. Bxe4 Bg4 13. Qd3 Nf5 14. fxe5 dxe5 15. Bg2 Qd6 16. Nc3
Qb6+ 17. Kh1 Nd4 18. Rxf8+ Rxf8 19. b3 e4 20. Bxe4 Nc2 21. Rb1 Ne1 22. Be3 Nxd3
23. Bxb6 axb6 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Matsuura, Everaldo"]
[Black "Pinto, Helder Gaioso"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2438"]
[PlyCount "121"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Be7 6. O-O O-O 7. c4 Nf6 8.
Nc3 Nbd7 ({RR} 8... Be6 9. c5 c6 10. Bf4 Nbd7 11. b4 Nxe5 12. Bxe5 Nd7 13. Bf4
Bf6 14. Bc2 Re8 15. Qd2 Nf8 16. b5 Bd7 17. Rab1 Ne6 18. Be3 g6 19. bxc6 Bxc6
20. Rfd1 b6 21. cxb6 axb6 22. a4 Qc7 23. Bb3 {Guseinov,G (2664)-Timofeev,A 
(2589) St Petersburg RUS 2018 1/2-1/2 (51)}) ({RR} 8... Nc6 9. Nxc6 bxc6 10. c5
Bg4 11. Qc2 Bh5 12. Bg5 Bg6 13. Rae1 Re8 14. Re2 Qd7 15. Rfe1 Kf8 16. Bxg6 hxg6
17. Qa4 a5 18. Kf1 Rab8 19. a3 Ra8 20. Re5 Rad8 21. h3 Ng8 22. Bf4 g5 23. Bh2 {
Bogdanov,E (2427)-Ilincic,Z (2293) Budapest HUN 2022 1-0 (32)}) 9. Re1 c5 $146
({RR} 9... dxc4 10. Nxc4 Nb6 11. Bg5 Nbd5 12. Qe2 Be6 13. Rad1 c6 14. Ne3 g6
15. Nexd5 Nxd5 16. Bxe7 Qxe7 17. Nxd5 cxd5 18. Qe5 Qd7 {1/2-1/2 (18)
Shvartsman,M-Gross,R (2215) Los Angeles 1991}) 10. Nxd7 Qxd7 11. cxd5 cxd4 12.
Bb5 Qc7 13. Qxd4 Ng4 14. Bf4 Bd6 15. Bxd6 Qxd6 16. g3 a6 17. Bf1 Bf5 18. Bh3
Nf6 19. Qe5 Qd7 20. g4 Bg6 21. Qe7 Rfe8 22. Qxd7 Nxd7 23. Bg2 Red8 24. Re7 Kf8
25. Rae1 Rab8 26. R7e2 Nb6 27. Rd1 Nc4 28. Be4 Rbc8 29. Bxg6 hxg6 30. Rd3 Rd7
31. b3 Nd6 32. Na4 b5 33. Nc3 Rdc7 34. Nd1 Rc2 35. Rdd2 Rxd2 36. Rxd2 g5 37.
Ne3 g6 38. Rc2 Ke7 39. Kf1 Rxc2 40. Nxc2 Ne4 41. Nb4 Nc3 42. a3 Kd6 43. Nxa6
Kxd5 44. Nb4+ Kc5 45. Ke1 Kd4 46. Nc6+ Kd5 47. Nb4+ Kd4 48. Nc6+ Kd5 49. Nd8 f6
50. Nf7 Nb1 51. a4 bxa4 52. bxa4 Nc3 53. a5 Kc5 54. Nh8 Kb5 55. Nxg6 Kxa5 56.
Kd2 Kb4 57. f4 Kc4 58. fxg5 fxg5 59. Ne5+ Kd5 60. Nf3 Ne4+ 61. Ke3 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Matsuura, Frederico"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2255"]
[BlackElo "2521"]
[PlyCount "122"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bg5 h6 4. Bh4 d6 5. c3 b6 6. e4 Bb7 7. Nbd2 Nf6 ({RR} 
7... a6 8. Bd3 Nd7 9. a4 g5 10. Bg3 e6 11. O-O Ne7 12. Re1 O-O 13. Qc2 c5 14.
Bxd6 cxd4 15. cxd4 Rc8 16. Qb3 Re8 17. h3 Nc6 18. e5 Na5 19. Qa3 Bf8 20. Ne4
Bxe4 21. Rxe4 Nc4 22. Bxc4 {Baches Garcia,G (2327)-Martinez,S (1869) chess.com
INT 2023 1-0 (37)}) 8. Bd3 $146 ({RR} 8. Qc2 a6 9. a4 g5 10. Bg3 e6 11. Bd3 Qe7
12. e5 Nfd7 13. exd6 cxd6 14. Ne4 e5 15. dxe5 dxe5 16. Ned2 e4 17. Nxe4 f5 18.
O-O-O fxe4 19. Rhe1 O-O 20. Bc4+ Kh8 21. Bd6 Qe8 22. Bxf8 Qxf8 {Bilan,D (2303)
-Domingo Nunez,R (2369) chess.com INT 2022 0-1}) 8... O-O 9. O-O Nh5 10. Re1
Nd7 11. a4 a6 12. Nc4 Re8 13. e5 dxe5 14. Nfxe5 Nf4 15. Be4 Bxe4 16. Rxe4 Nxe5
17. Nxe5 g5 18. Bg3 Bxe5 19. Rxe5 Ng6 20. Re3 c5 21. Qh5 cxd4 22. Rd3 Kg7 23.
Rxd4 Qc8 24. Rad1 Qc6 25. h4 f6 26. Qg4 Qc8 27. Qe2 Ra7 28. Qe4 Nf8 29. Rc4 Qa8
30. Qf5 Rd8 31. Rcd4 Rxd4 32. Rxd4 Qc6 33. hxg5 hxg5 34. f4 Ne6 35. Re4 Qc5+
36. Qxc5 Nxc5 37. Rb4 gxf4 38. Bf2 Rd7 39. Bxc5 bxc5 40. Rxf4 e5 41. Rc4 Rd2
42. b4 cxb4 43. cxb4 Ra2 44. a5 Rb2 45. Kh2 Kg6 46. Kg3 Kg5 47. Rg4+ Kf5 48.
Rc4 Rb3+ 49. Kf2 e4 50. g3 Ke5 51. Rc6 Rxb4 52. Rxa6 Rb2+ 53. Kf1 Ra2 54. Kg1
e3 55. Kf1 f5 56. Rb6 f4 57. Rb3 Ke4 58. Rb4+ Kd3 59. gxf4 Ra1+ 60. Kg2 e2 61.
Rb3+ Ke4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Pelikian, Jefferson"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2407"]
[BlackElo "2389"]
[PlyCount "28"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. h3 Bxf3 6. Bxf3 Qe6+ 7. Qe2 Nd4
8. Qxe6 Nxf3+ 9. gxf3 fxe6 10. b3 Nf6 11. Bb2 g6 12. Nc3 Bg7 13. Ne4 Nh5 14.
Bxg7 $146 ({RR} 14. O-O-O Bxb2+ 15. Kxb2 O-O 16. Ng5 Ng7 17. Rde1 Rad8 18. d3
Rd5 19. Nxe6 Nxe6 20. Rxe6 Rf7 21. h4 Kf8 22. Rh3 Rdf5 23. Re3 Rh5 24. Kc3 g5
25. Re4 Rf6 26. Kd2 Rxh4 27. Rhxh4 gxh4 28. Rxh4 Rxf3 {Rajkovic,M (2390)
-Milanovic,D (2408) Vrnjacka Banja SRB 2021 0-1 (51)}) 14... Nxg7 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Costa, Giovanni de Almeida"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2233"]
[BlackElo "2002"]
[PlyCount "75"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 e5 5. Bc4 Bc5 6. Ngf3 Bg4 $146 ({RR} 6...
Nf6 7. O-O Qc7 8. a3 O-O 9. b4 Bb6 10. Bb2 Re8 11. Bb3 Bg4 12. h3 Bxf3 13. Qxf3
Nbd7 14. Nc4 Rad8 15. Rad1 Qb8 16. Nd6 Re7 17. Nf5 Ree8 18. Qg3 g6 19. Nh6+ Kg7
20. Nxf7 Nxe4 21. Qh4 {Bruentrup,D-Vogt,L Colditz 1967 1-0}) ({RR} 6... Nf6 7.
Nxe5 Bxf2+ 8. Kf1 Bb6 9. Nxf7 Qd4 10. Qe2 Rf8 11. Nf3 Qc5 12. e5 Ng4 13. b4
Qf2+ 14. Qxf2 Nxf2 15. Nd6+ Kd7 16. Nxc8 Kxc8 17. Be6+ Kc7 18. c4 Na6 19. c5
Nxc5 20. bxc5 Bxc5 21. Ba3 {Shirazi,K (2298)-Hoefelsauer,T (2297) Bayern 2014
1-0 (43)}) ({RR} 6... Qe7 7. O-O Nf6 8. h3 O-O 9. c3 Nbd7 10. b4 Bd6 11. Bb3
Nb6 12. Re1 Be6 13. Nf1 Rfd8 14. Qc2 h6 15. Ng3 Rac8 16. Nf5 Bxf5 17. exf5 Qc7
18. a4 Nbd5 19. Nd2 Qd7 20. Nc4 Re8 21. Nxd6 {Striebich,R (2182)-Hamm,G (2139)
Bergen 2014 0-1 (43)}) ({RR} 6... Nf6 7. O-O Qe7 8. Qe2 Bg4 9. h3 Bh5 10. Rd1
Nbd7 11. Nf1 Nb6 12. Bb3 Nc8 13. Ng3 Bg6 14. Nh4 Nd6 15. Nhf5 Bxf5 16. Nxf5
Nxf5 17. exf5 O-O 18. Bg5 Rad8 19. a4 h6 20. Bh4 {1/2-1/2 (21) Bonner,G-Wood,B
Rhyl/ Denbighshire 1969}) 7. Bxf7+ Kf8 8. O-O Nf6 9. Qe2 Bxf3 10. Nxf3 Qe7 11.
Bb3 Nbd7 12. Ng5 Ke8 13. Ne6 Nf8 14. Nxc5 Qxc5 15. Be3 Qe7 16. Rad1 N8d7 17.
Bg5 h6 18. Rxd7 Kxd7 19. Be3 Kc7 20. f4 Nd7 21. Qh5 Raf8 22. Rd1 exf4 23. Qa5+
Nb6 24. Bc5 Qxe4 25. Re1 Qf5 26. Re5 Qf6 27. Re6 Qf5 28. Bd6+ Kd8 29. Qxa7 Nc8
30. Qd4 Rf7 31. Re5 Qd7 32. Re6 Re7 33. Bxe7+ Kc7 34. Qe5+ Kb6 35. Bc5+ Ka6 36.
Qe2+ b5 37. a4 Na7 38. Re7 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Rocha, Cesidio Monteiro"]
[Black "Pompeo, Flavio Sposto"]
[Result "1-0"]
[ECO "B78"]
[PlyCount "34"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. Bc4 Bd7 10. O-O-O Rc8 11. Bd3 ({RR} 11. Be2 b5 12. Ncxb5 Rb8 13. Nxc6
Bxc6 14. Nxa7 Nxe4 15. Bd4 Nxd2 16. Nxc6 Qc7 17. Bxg7 Kxg7 18. Nxb8 Rxb8 19.
Rxd2 Qa5 20. c3 Qxa2 21. Bd3 Qa1+ 22. Bb1 d5 23. Re1 e6 24. Rc2 Qa7 25. Rd2 h5
{Savchenko,B (2632)-Mamedov,R (2660) Moscow 2010 0-1 (76)}) ({RR} 11. Be2 Ne5
12. Kb1 a6 13. h4 h5 14. Rdg1 Nc4 15. Bxc4 Rxc4 16. Nb3 b5 17. Bh6 b4 18. Nd5
Nxd5 19. Bxg7 Kxg7 20. exd5 Qc7 21. Na1 Qb6 22. g4 Rh8 23. gxh5 Rxh5 24. f4 Qd4
25. Qe2 Qxd5 {Peththanayake,N (1236)-Tharushi,T (1521) Colombo 2016 0-1}) 11...
Ne5 12. Kb1 Re8 13. h4 $146 ({RR} 13. g4 Qa5 14. h4 Nc4 15. Bxc4 Rxc4 16. Nb3
Qc7 17. h5 b5 18. hxg6 fxg6 19. e5 b4 20. exf6 bxc3 21. Qd5+ e6 22. Qxd6 Bxf6
23. Qxd7 Re7 24. Qxc7 Rexc7 25. Bd4 Bxd4 26. Rxd4 R4c6 27. Rhd1 cxb2 {Marques,
R-Seia,J Lisbon 2003 1-0 (42)}) 13... h5 14. Bh6 Qa5 15. Bxg7 Kxg7 16. Nde2
Nxd3 17. Qxd3 Qc5 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Rodrigues, Adriano Pfuhl"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "B55"]
[WhiteElo "2287"]
[BlackElo "2282"]
[PlyCount "64"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Bb5+ Nbd7 7. Nf5 d5 8.
exd5 a6 9. Ba4 b5 10. Bb3 Nb6 11. Ne3 Bc5 12. Nc3 Bb7 13. Qd3 O-O 14. Ne4 Bxe3
15. Nxf6+ Qxf6 16. Bxe3 Nxd5 17. Bxd5 Rad8 18. Bxb7 Rxd3 19. cxd3 Qd6 20. Kf2
$146 ({RR} 20. O-O Qd7 21. Bc5 Rb8 22. Bxa6 Qc6 23. d4 exd4 24. Bxd4 Qxa6 25.
a3 f6 26. Rfe1 Rd8 27. Bc3 Qb6+ 28. Kf1 Qd6 29. h3 Qh2 30. Kf2 Rd5 31. Rh1 Qd6
32. h4 Qc5+ 33. Kg3 h5 34. Rae1 g5 {Reinhardt,E-Iliesco,J Mar del Plata 1946
0-1 (40)}) 20... Qd7 21. Bxa6 Ra8 22. Bxb5 Qxb5 23. Rad1 Qxb2+ 24. Rd2 Qb4 25.
Rc1 h6 26. Rc4 Qb1 27. Rcc2 Rb8 28. d4 Qh1 29. Kg3 f5 30. dxe5 Qe1+ 31. Bf2
Qxe5+ 32. f4 Qe6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Sales Filho, Espedito Severiano"]
[Black "Pimenta, Jeronimo Marques"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2068"]
[PlyCount "136"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg5 Be7 6. Bd3 O-O 7. Nbd2 b6 8. Ne5
Bb7 9. Qf3 Nbd7 ({RR} 9... c5) 10. Bf4 ({RR} 10. Nxd7 Qxd7 11. h4 c5 12. c3
Rfe8 13. Rh3 h6 14. Bxh6 gxh6 15. Qf4 Ne4 16. Nxe4 dxe4 17. Rg3+ Bg5 18. hxg5
h5 19. g6 f5 20. Bb5 Qxb5 21. Qc7 Ba6 22. Qf7+ Kh8 23. Qh7# {1-0 (22) Achuthan,
D (2045)-Boeren,J (1979) Almelo NED 2023}) 10... Nxe5 11. dxe5 $146 ({RR} 11.
Bxe5 Bd6 12. Bxf6 Qxf6 13. Qh3 g6 14. f4 c5 15. c3 cxd4 16. cxd4 Qg7 17. Nf3
Bb4+ 18. Ke2 Bc8 19. Qg3 Bd6 20. Rac1 Bb7 21. Qh3 Rac8 22. Rcg1 Rc4 23. Bxc4
dxc4 24. Rc1 Rc8 25. Rhd1 b5 {Brandao,R (2113)-Das Chagas,D (1940) Esporte
Clube Pinheiros, São 2015 1-0 (44)}) 11... Nd7 12. Qg4 Re8 13. Nf3 f5 14. exf6
Bxf6 15. Qh5 Nf8 16. Ne5 Qe7 17. O-O-O c5 18. c3 Bxe5 19. Bxe5 Qf7 20. Qh3 Ng6
21. f4 Bc6 22. Rhf1 a6 23. g4 Bb5 24. Bxg6 Qxg6 25. f5 Bxf1 26. Rxf1 Qg5 27.
Bf4 Qf6 28. fxe6 Qxe6 29. Qg3 d4 30. exd4 cxd4 31. Kb1 dxc3 32. Qxc3 Rac8 33.
Qg3 Qe4+ 34. Ka1 Qe2 35. Rg1 b5 36. a3 Rc4 37. g5 Qe4 38. Bd2 Qe5 39. Qf3 Re4
40. Rf1 Qe7 41. Bb4 Rxb4 42. axb4 Rf8 43. Qd5+ Kh8 44. Rxf8+ Qxf8 45. Ka2 h6
46. g6 Qc8 47. Qf7 Qd8 48. Qb7 a5 49. Qxb5 axb4 50. Qc6 Qg8+ 51. Kb1 Qb8 52. b3
Qd8 53. Kc2 Qf8 54. Kd3 Qf1+ 55. Kd4 Qd1+ 56. Kc4 Qc2+ 57. Kb5 Qxb3 58. Qe4 Qg8
59. Kxb4 Qb8+ 60. Kc5 Qa7+ 61. Kd6 Qb6+ 62. Qc6 Qd8+ 63. Qd7 Qf6+ 64. Qe6 Qd8+
65. Ke5 Qg5+ 66. Qf5 Qe7+ 67. Kd5 Qd8+ 68. Ke5 Qe7+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Schutt, Ricardo de Amorim"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2184"]
[BlackElo "2293"]
[PlyCount "101"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. h3 e5 7. Nde2 Be6 8. g4
d5 9. exd5 Nxd5 10. Bg2 Nxc3 11. Qxd8+ Kxd8 12. Nxc3 Nc6 13. Be3 Bb4 14. O-O-O+
Ke7 15. Nd5+ Bxd5 16. Bxd5 Rhd8 17. c3 Bd6 18. Bb6 ({RR} 18. g5 Rd7 19. Rd2
Rad8 20. Rhd1 f5 21. gxf6+ gxf6 22. Bb6 Bc7 23. Bc5+ Bd6 24. Bb6 Bc7 25. Bc5+
Bd6 26. Be3 Bc7 27. Bc5+ {1/2-1/2 (27) Rose,F (2091)-Padmini,R (2353) chess.
com INT 2023}) 18... Rd7 19. Rhe1 Rc8 $146 ({RR} 19... Kf6 20. Be4 g6 21. Rd2
h6 22. h4 Ke6 23. Bd5+ Kf6 24. f4 Re8 25. Bxc6 bxc6 26. fxe5+ Kg7 27. Rxd6 Rxd6
28. exd6 Rxe1+ 29. Kd2 Re6 30. Bc7 Re5 31. c4 Re4 32. Kc3 Re3+ 33. Kd4 Re1 34.
Kc5 {Ladron de Guevara Pinto,P (2353)-Rodriguez Melendez,J (2138) La Roda 2016
1-0 (40)}) 20. Kb1 Nd8 21. f4 f6 22. Be4 g6 23. g5 fxg5 24. fxe5 Bc7 25. Bc5+
Ke6 26. Rxd7 Kxd7 27. Rd1+ Ke6 28. Bd6 Bxd6 29. exd6 Ke5 30. Bg2 b6 31. Rd5+
Kf4 32. Rd4+ Kg3 33. Kc2 Ne6 34. Rd3+ Kf2 35. Bb7 Rd8 36. Bxa6 h5 37. d7 Nc5
38. Rd2+ Kg3 39. Bc8 Kxh3 40. b4 Ne6 41. Rd6 Nf8 42. c4 g4 43. c5 bxc5 44. bxc5
g3 45. c6 g2 46. c7 g1=Q 47. Rd3+ Kg4 48. cxd8=Q Qc5+ 49. Rc3 Qf5+ 50. Kb2 Ne6
51. Qb6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Teixeira, Ricardo da Silva"]
[Black "Lucena, Lincoln"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2294"]
[BlackElo "2200"]
[PlyCount "65"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e4 d6 5. d4 Bg4 6. d5 Nd4 7. Be3 Nxf3+ 8.
gxf3 Bd7 9. f4 ({RR} 9. Qb3 b6 10. h4 g6 11. Bh3 Bg7 12. Bxd7+ Qxd7 13. Qb5
Qxb5 14. cxb5 Kd7 15. Rc1 Nh5 16. Rc2 f5 17. a4 Rhf8 18. b3 fxe4 19. fxe4 Nf4
20. Kd2 Ng2 21. h5 Nxe3 22. fxe3 g5 23. Ne2 Rf3 {Nepomniachtchi,I (2767)
-Postny,E (2605) Moscow RUS 2019 1-0 (35)}) 9... Ng4 10. Bd2 exf4 11. Bxf4 Qf6
$146 ({RR} 11... g5 12. Bg3 Bg7 13. h4 h6 14. Be2 Ne5 15. hxg5 hxg5 16. Rxh8+
Bxh8 17. Qb3 b6 18. O-O-O a6 19. Rh1 Bg7 20. Nd1 Qf6 21. Ne3 a5 22. a3 a4 23.
Qc3 Ra5 24. f3 Kf8 25. Kb1 Ra8 26. Nd1 {Panno,O-Savon,V Petropolis 1973 0-1 
(36)}) ({RR} 11... g5 12. Bg3 Bg7 13. Be2 Ne5 14. h4 h6 15. Qb3 b6 16. O-O-O
Ng6 17. h5 Nf4 18. Bxf4 gxf4 19. Nb5 a6 20. Nd4 Bxd4 21. Rxd4 Qg5 22. Qf3 Qe5
23. Rdd1 Rg8 24. Rh4 O-O-O 25. Rxf4 Rde8 26. c5 {Chen Peng (2425)-Seo,J (2500)
Sant Ferran de ses Roques ESP 2023 1/2-1/2 (47)}) ({RR} 11... g5 12. Qd4 gxf4
13. Qxh8 Qh4 14. Qd4 Bg7 15. Qd2 f3 16. Nd1 O-O-O 17. h3 Re8 18. Qf4 Bh6 19.
Qxf3 Ne5 20. Qg2 Qf4 21. Be2 Ng6 22. Qf3 Qd2+ 23. Kf1 Nh4 24. Qd3 Qg5 25. Qg3
Rxe4 26. Nc3 {Klebel,M (2420)-Reinhardt,B (2235) Germany 1995 0-1 (51)}) 12.
Bg3 Ne5 13. f4 Ng6 14. Qd2 h5 15. h3 h4 16. Bh2 Qd8 17. O-O-O Be7 18. Rg1 Qc8
19. Bd3 Kf8 20. e5 Bf5 21. e6 Bxd3 22. Qxd3 Bf6 23. Ne4 Ne7 24. Nxf6 gxf6 25.
f5 Qd8 26. Rdf1 Rh5 27. Qe2 Rxf5 28. Qg4 Rg5 29. Qxh4 Ng6 30. Qh6+ Ke7 31. Rxg5
fxg5 32. Qxg5+ Kf8 33. Qf5 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.13"]
[Round "6"]
[White "Valle, Adriano"]
[Black "Silva, Carlos Alessandro"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2247"]
[PlyCount "47"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. d5 exd5 8. Nh4
c6 9. cxd5 Nxd5 10. Nf5 Nc7 11. Nc3 d5 12. e4 Nd7 ({RR} 12... Bc5 13. Bh6 Ne8
14. Bf4 d4 15. Na4 Ba6 16. Nxc5 Bxf1 17. Nb7 Qd7 18. Bxf1 Qxb7 19. Qxd4 c5 20.
Qc3 Nc6 21. Bc4 Ne7 22. Nxg7 Nxg7 23. Bh6 Nh5 24. Be2 Qxe4 25. Bxh5 Nf5 26.
Bxf8 Rxf8 27. Re1 {Koziak,V (2486)-Fedorchuk,S (2660) Navalmoral 2013 1-0 (31)}
) ({RR} 12... d4 13. Nxd4 Nd7 14. Bf4 Nc5 15. Nf5 N7e6 16. Nxe7+ Qxe7 17. Bd6
Qf6 18. Bxf8 Rxf8 19. Qf3 Qe7 20. Rad1 Nd7 21. Qe3 Ba6 22. Rfe1 Ne5 23. h3 Nc4
24. Qc1 Ne5 25. Qc2 Ng5 26. Kh1 Ne6 27. f4 {Polak,M (1895)-Michalska,A (1836)
Warsaw POL 2023 1-0 (43)}) 13. Bf4 Ne6 $146 ({RR} 13... Nf6 14. Re1 Ne6 15.
exd5 cxd5 16. Qa4 Re8 17. Be5 Qd7 18. Qh4 Ne4 19. Qg4 Nf6 20. Qh4 Ne4 21. Qg4
Nf6 22. Nxe7+ Qxe7 23. Qf5 Ne4 24. Nxd5 Bxd5 25. Bxe4 Bxe4 26. Rxe4 Qg5 27. Qf3
Nc5 28. Ree1 {Damaso,R (2365)-Ulyanovskyy,V (2066) Pampilhosa da Serra 2012 1/
2-1/2}) 14. exd5 cxd5 15. Nxd5 Bxd5 16. Qxd5 Bf6 17. Bd6 Ndc5 18. Rad1 Rc8 19.
Bxf8 Qxd5 20. Bxd5 Kxf8 21. b4 Na4 22. Bb3 Nc3 23. Rd7 Ne2+ 24. Kg2 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Bittencourt, Jorge"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "2303"]
[BlackElo "2294"]
[PlyCount "88"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Ne7 8. h4
b6 9. h5 h6 10. Bb5+ Bd7 11. Bd3 Nbc6 12. Qd2 $146 ({RR} 12. Kf1 c4 13. Be2
O-O-O 14. Rh4 Rdg8 15. Rf4 Rf8 16. Nh4 Qd8 17. Bg4 g5 18. hxg6 Nxg6 19. Nxg6
fxg6 20. Qf3 g5 21. Rxf8 Qxf8 22. Qh3 Nd8 23. Kg1 h5 24. Bd1 g4 25. Qh4 Qf5 26.
Qf6 Rg8 {Westerinen,H (2450)-Branford,J London 1978 1-0 (50)}) ({RR} 12. O-O
Na5 13. a4 Rc8 14. Re1 Nc4 15. Nh4 Na5 16. Qg4 c4 17. Bf1 Rh7 18. g3 Nf5 19.
Nf3 Bc6 20. Qf4 Qd7 21. g4 Ne7 22. Bh3 Bxa4 23. Ra2 b5 24. Kh2 g5 25. hxg6 Nxg6
26. Qg3 Kd8 {Ding Liren (2813)-Smirnov,A (2569) chess.com INT 2019 0-1 (50)}) (
{RR} 12. a4 cxd4 13. cxd4 Nxd4 14. Bb2 Nxf3+ 15. Qxf3 Qc5 16. O-O Bc6 17. Ba3
Qd4 18. Rfe1 Qh4 19. g3 Qh3 20. Bf1 Qf5 21. Qc3 d4 22. Qd3 Qxh5 23. Bg2 Bxg2
24. Kxg2 Rd8 25. Qb5+ Kf8 26. Qb4 Re8 {Baruch,L (1718)-Herman,D (1928) chess.
com INT 2023 0-1 (52)}) ({RR} 12. O-O c4 13. Be2 f5 14. Nh4 O-O-O 15. g3 Rdg8
16. Kg2 Qd8 17. Bf4 Be8 18. Rh1 Bf7 19. Bf3 Kb7 20. Kf1 Qd7 21. Ke2 Rb8 22. Ng2
Ka8 23. Be3 Rb7 24. Nf4 Rf8 25. Rg1 {1/2-1/2 (25) Alvarenga de Carvalho,M 
(2094)-Teixeira,R (2276) Rio de Janeiro 2012}) ({RR} 12. Kf1 O-O-O 13. dxc5
Nxe5 14. cxb6 axb6 15. Nxe5 Qxe5 16. Be3 Bc6 17. Bxb6 Rde8 18. Bd4 Qg5 19. Qe2
Kd7 20. Rh3 f6 21. Rg3 Qh4 22. Kg1 e5 23. Rh3 Qg5 24. Be3 {1-0 (24) Lanka,Z 
(2375)-Dvoretzky,M (2510) Sverdlovsk 1987}) 12... c4 13. Bf1 f6 14. Qe2 fxe5
15. dxe5 O-O-O 16. g3 Rdf8 17. Bh3 Rf7 18. Bg4 g5 19. O-O Nf5 20. a4 Qd8 21.
Ba3 Qe8 22. Rfb1 Kb7 23. Bb4 Nxb4 24. Rxb4 Rhf8 25. a5 b5 26. a6+ Ka8 27. Rf1
Qb8 28. Kg2 Qc7 29. Rbb1 Bc6 30. Kh2 Rb8 31. Nd4 Nxd4 32. cxd4 Bd7 33. Qd2 Qb6
34. Rbc1 b4 35. f4 c3 36. Qe3 Rbf8 37. Rf3 gxf4 38. Rxf4 Rxf4 39. gxf4 Bb5 40.
f5 exf5 41. Bf3 Bc4 42. e6 Qd6+ 43. Kh1 Qg3 44. e7 Qh3+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Campelo, Leandro Fabricio"]
[Black "Rodrigues, Adriano Pfuhl"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "2245"]
[BlackElo "2287"]
[PlyCount "72"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8.
Ba4 d6 9. h3 ({RR} 9. Bc2 Nf6 10. Bg5 h6 11. Bh4 g5 12. Bg3 h5 13. f3 h4 14.
Bf2 Be6 15. Bb3 {1/2-1/2 (15) Motylev,A (2697)-Khalifman,A (2616) Moscow 2010})
9... Nf6 ({RR} 9... Ne7 10. Be3 O-O 11. Qe2 exd4 12. cxd4 d5 13. e5 Nf5 14. Bc2
f6 15. Bxf5 Bxf5 16. f4 Qe8 17. Nc3 Qg6 18. Rf3 fxe5 19. fxe5 Bd3 20. Rxf8+
Rxf8 21. Qg4 Qxg4 22. hxg4 h6 23. Rd1 Bg6 24. Ne2 {Zhu,J (2486)-Harika,D (2507)
lichess.org INT 2022 1/2-1/2 (50)}) 10. Bc2 h6 $146 ({RR} 10... O-O 11. Bg5 h6
12. Bh4 Re8 13. dxe5 dxe5 14. Nd2 Be6 15. Qe2 Qe7 16. Kh1 Bc7 17. f4 exf4 18.
e5 Bd5 19. c4 g5 20. cxd5 Qxe5 21. Qxe5 Bxe5 22. Bf2 Nxd5 23. Nc4 Bc7 24. Rae1
b5 25. Nd2 {Biyiasas,P-Hebert,J Calgary 1975 1/2-1/2 (60)}) ({RR} 10... O-O 11.
Be3 Re8 12. Nd2 Be6 13. f4 exd4 14. cxd4 Bd5 15. e5 Nd7 16. Nf3 f6 17. Qd3 Nf8
18. Bb3 dxe5 19. fxe5 Bxb3 20. Qxb3+ Qd5 21. Qxd5+ cxd5 22. Bf2 {1/2-1/2 (22)
Campelo,L (2238)-Kubrusly,J (2255) Brasilia 2002}) ({RR} 10... Qe7 11. a4 Bd7
12. a5 Bc7 13. Be3 g5 14. dxe5 dxe5 15. b4 Qf8 16. Bxg5 Qg7 17. Bxf6 Qxf6 18.
c4 O-O-O 19. Qe2 Rhg8 20. Ra3 Qh4 21. Kh1 Rg6 22. Rg1 Rdg8 23. Qe3 Bd6 24. c5
Be7 25. a6 {Roos,L-Keogh,E Amsterdam 1978 0-1}) 11. Be3 g5 12. Nd2 Be6 13. Qe2
exd4 14. cxd4 d5 15. e5 Nd7 16. b4 Qe7 17. a3 O-O-O 18. f4 gxf4 19. Rxf4 Rhg8
20. Kh2 f6 21. exf6 Nxf6 22. Rf2 Ne4 23. Nxe4 dxe4 24. Rd1 Bd5 25. Qh5 Bc7+ 26.
Kh1 Rg3 27. Re1 Rdg8 28. Bd1 Kb8 29. Qxh6 a6 30. Bh5 Ka7 31. Bd1 R8g6 32. Qh5
Qg7 33. Bg4 Rxe3 34. Rxe3 Qxd4 35. Rfe2 Rf6 36. Kg1 Bf4 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Costa, Giovanni de Almeida"]
[Black "Araujo, Adalberto"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2002"]
[BlackElo "2275"]
[PlyCount "136"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c3 c5 4. Bg5 e6 5. e3 Be7 6. Nbd2 Nbd7 7. Bd3 b6 8. O-O
Bb7 9. Bb5 ({RR} 9. a4 O-O 10. b4 cxb4 11. cxb4 h6 12. Bxf6 Nxf6 13. Qb3 Ne4
14. b5 Qd6 15. Rfc1 Rfc8 16. Bxe4 dxe4 17. Ne5 Rc7 18. Rxc7 Qxc7 19. Nc6 Bd6
20. Rc1 Bxh2+ 21. Kf1 Bd6 22. Nxe4 Bf8 23. f4 a6 {Piket,J (2630)-Timman,J 
(2625) Merrillville 1997 1/2-1/2}) ({RR} 9. Re1 Ne4 10. Bxe7 Qxe7 11. Qc2 f5
12. Ne5 Nxe5 13. dxe5 O-O 14. f3 Nxd2 15. Qxd2 g5 16. f4 g4 17. Rad1 Rf7 18. g3
Rg7 19. Bf1 h5 20. Bg2 Kf7 21. Qc2 Rh8 22. c4 Rd8 23. Rd2 h4 {Cooper,N (1772)
-Brockway,A (1788) Wellington 2013 1-0 (32)}) ({RR} 9. Re1 Ne4 10. Bxe7 Qxe7
11. Qc2 f5 12. Bb5 O-O 13. Bxd7 Qxd7 14. Nxe4 fxe4 15. Ne5 Qd6 16. Qa4 Rfd8 17.
Rac1 a6 18. b4 c4 19. Qd1 Rf8 20. a4 Rf5 21. Rb1 Raf8 22. Rf1 Qe7 23. a5 b5 {
Costa,G (1918)-Barbosa,E (2382) Santos 2010 0-1 (65)}) 9... a6 $146 ({RR} 9...
O-O 10. Bf4 a6 11. Bd3 Ne4 12. Ne5 f5 13. Ndf3 Nb8 14. Rc1 g5 15. Bg3 f4 16.
Nxg5 fxg3 17. Nxe6 Nxf2 18. Rxf2 gxf2+ 19. Kf1 Bf6 20. Qg4+ Kh8 21. Qh5 {
1-0 (21) Cantero Rey,J-Arias Igual,A Oropesa del Mar 2001}) 10. Bxd7+ Nxd7 11.
Bxe7 Qxe7 12. Re1 f5 13. a3 O-O 14. b4 Bc6 15. Qb3 Kh8 16. a4 a5 17. b5 Bb7 18.
Qa3 Rae8 19. Nb3 Rc8 20. dxc5 Nxc5 21. Ne5 Rc7 22. Nxc5 Rxc5 23. Nd3 Rc7 24.
Qxe7 Rxe7 25. Ne5 Rc8 26. Rec1 Rec7 27. Ra3 Kg8 28. Kf1 Kf8 29. f4 Ke8 30. g3
Rc5 31. Ke2 R8c7 32. Kd3 Bc8 33. Nc6 Bd7 34. Ne5 Ke7 35. h4 Be8 36. Rg1 Bh5 37.
Nc6+ Kf6 38. Ne5 h6 39. Rc1 Bg4 40. c4 dxc4+ 41. Rxc4 Rxc4 42. Nxc4 Be2+ 43.
Kxe2 Rxc4 44. h5 Rb4 45. Kd3 Re4 46. Rc3 Rxa4 47. Rc6 Ra3+ 48. Kd4 Ra4+ 49. Kd3
Rb4 50. Rxb6 a4 51. Ra6 Rxb5 52. Rxa4 Rb2 53. e4 Rb3+ 54. Kd4 Rxg3 55. e5+ Kf7
56. Ra7+ Kg8 57. Kc5 Rd3 58. Re7 Rd5+ 59. Kc6 Rd4 60. Rxe6 Kf7 61. Rg6 Rxf4 62.
e6+ Ke7 63. Rxg7+ Kxe6 64. Rg6+ Kf7 65. Rxh6 Rh4 66. Kd5 Kg7 67. Rg6+ Kf7 68.
Ke5 Rxh5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Di Berardino, Diego Rafael"]
[Black "Schutt, Ricardo de Amorim"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2282"]
[BlackElo "2184"]
[PlyCount "83"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 b6 6. Bg2 Bb7 7. O-O Bxd2 8.
Qxd2 O-O 9. Nc3 d6 10. Rfd1 Nbd7 ({RR} 10... Ne4 11. Nxe4 Bxe4 12. Qe3 Bb7 13.
Rac1 Nd7 14. Ne5 Bxg2 15. Nxd7 Qxd7 16. Kxg2 a5 17. c5 bxc5 18. dxc5 Qc6+ 19.
f3 d5 20. Rd4 Rfb8 21. b3 Rb4 22. Rxb4 axb4 23. Rc2 h6 24. Qd4 Qb5 25. c6 {
Benderac,A (2092)-Zarkovic,M (2199) Senta SRB 2023 1/2-1/2 (51)}) 11. Qc2 $146
({RR} 11. Rac1 a5 12. Qc2 Rac8 13. e4 e5 14. Nd5 Nxd5 15. cxd5 c5 16. dxe5 dxe5
17. Bh3 Rfd8 18. Qc3 f6 19. Qb3 Qd6 20. Be6+ Kh8 21. Qe3 g6 22. h4 Rc7 23. Kg2
Nf8 24. Bh3 Bc8 25. Bxc8 Rdxc8 {Spiess,G (2420)-Kirchner,T (2314) Germany 2011
1/2-1/2 (88)}) ({RR} 11. Ne1 Bxg2 12. Nxg2 Rfd8 13. Rac1 {1/2-1/2 (13) Tal,M 
(2610)-Spraggett,K (2575) Marseille 1989}) ({RR} 11. Rac1 Ne4 12. Nxe4 Bxe4 13.
Qe3 Bb7 14. b4 Rfe8 15. h4 Nf6 16. Ne1 Bxg2 17. Nxg2 a5 18. b5 e5 19. Rc2 exd4
20. Qxd4 Qd7 21. f3 Qh3 22. g4 Re5 23. Qf2 g5 24. Rd3 Nxg4 25. fxg4 Qxg4 {
Skembris,S (2463)-Tonndorf,M (2211) Paderborn 2011 1-0 (34)}) 11... c5 12. e4
e5 13. d5 g6 14. a3 Rfc8 15. Qe2 a5 16. Rdc1 Ba6 17. Rab1 Ne8 18. Bh3 Rab8 19.
Nd2 Ra8 20. b4 axb4 21. axb4 Ra7 22. Rc2 Rca8 23. Na4 Nef6 24. Nc3 Qd8 25. Rcb2
Qc7 26. Qe3 Kg7 27. Bf1 h5 28. h4 Qd8 29. Ra2 Qc7 30. Bd3 cxb4 31. Rxb4 Qc5 32.
Qxc5 bxc5 33. Rba4 Nb6 34. R4a3 Nc8 35. Nb3 Bxc4 36. Rxa7 Rxa7 37. Rxa7 Bxb3
38. Rc7 c4 39. Bxc4 Bxc4 40. Rxc4 Ne7 41. Nb5 Ne8 42. Rc6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "E57"]
[WhiteElo "2389"]
[BlackElo "2521"]
[PlyCount "70"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 {Wells,P} Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 dxc4 6. Bxc4 cxd4 7.
exd4 Be7 8. O-O O-O 9. Re1 Nc6 10. a3 b6 11. Qd3 Bb7 12. Bg5 Nd5 ({RR} 12...
Rc8 13. Rad1 Re8 ({RR} 13... Nd5 14. Bxd5 exd5 ({RR} 14... Bxg5 15. Be4 g6) 15.
Qf5 ({RR} 15. Bxe7 Nxe7) 15... g6 16. Qxd5 Qxd5 17. Nxd5 Bxg5 18. Nxg5 Rfd8 19.
Nf6+ Kg7 20. d5 Kxf6 21. Nxh7+ Kg7 22. dxc6) 14. h4 g6 15. d5 Nxd5 16. Bxd5
exd5 17. Nxd5 Bxg5 18. hxg5) ({RR} 12... Na5 13. Ba2 Bxf3 14. Qxf3 Qxd4 15.
Rad1 Qc5 16. Bxf6 Bxf6 17. Ne4 Qe7 18. b4 Nb7 19. Nxf6+ gxf6 20. Bb1 ({RR} 20.
Rd4)) ({RR} 12... h6 13. Be3 ({RR} 13. Bh4 Na5 ({RR} 13... Nh5) 14. Ba2 Bxf3
15. Qxf3 Qxd4 16. Bxf6 Qxf6) ({RR} 13. Bf4)) ({RR} 12... h6 13. Bd2 Na5 14. Ba2
Bxf3 15. Qxf3 Qxd4 16. Bf4 Rac8 17. Rac1 Qd7 {1/2-1/2 (18) Gagunashvili,M 
(2611)-Giorgadze,G (2610) Tbilisi 2007}) 13. Bxd5 Bxg5 ({RR} 13... exd5 14.
Bxe7) 14. Be4 g6 ({RR} 14... h6 15. Rad1 Re8 16. d5 exd5 17. Nxd5 Kf8 18. Qb5
Qc8 19. h4 Bd8 20. Nb4 Re6 ({RR} 20... Nxb4 21. Qxe8+ ({RR} 21. Bxb7) 21...
Kxe8 22. Bc6+) 21. Rc1) 15. Qb5 $146 ({RR} 15. Rad1 Bf6 16. d5 exd5 17. Bxd5 ({
RR} 17. Nxd5 Bg7 ({RR} 17... Bxb2 18. Qb5 Bxa3 19. Nb4 Bxb4 20. Rxd8 Rfxd8 21.
Rb1) 18. Qb5 Qb8 ({RR} 18... Rc8 19. Nb4 Qf6 20. Rd7)) 17... Na5 ({RR} 17...
Qc7 18. Nb5 Qd7 19. Nd6) ({RR} 17... Qd7) 18. Qe3 Qc7 19. Bxb7 Qxb7 20. Nd5
Bxb2 ({RR} 20... Bg7 21. b4 ({RR} 21. Ne7+ Kh8 22. Ne5 Qc7) 21... Nc6 22. b5
Na5 23. Ng5 {RR} h6 24. Ne7+ Kh8 25. Qf4 hxg5 26. Qxg5 Kh7 27. Rd3) 21. Ne5
Rad8 ({RR} 21... Kg7 22. Ng4 ({RR} 22. Qe2 Bxe5 23. Qxe5+ f6 24. Qd6 Rad8 25.
Re7+ Kh8) 22... Kh8 ({RR} 22... Qc6 23. Ne7 ({RR} 23. Rd3 Kh8) ({RR} 23. Qh6+
Kh8 24. Qh4 Kg7) 23... Qc4 24. Qh6+ Kh8 25. Ne5 Bxe5 26. Rxe5 Rfd8 27. Rde1 Qc2
28. Rh5) 23. Ndf6 Qc6 24. Qg5 ({RR} 24. Rc1 Qd6) 24... Rac8 25. Rd3) ({RR} 
21... Bxe5 22. Qxe5 Nc6 23. Qc3 Rfc8 24. Nf6+ Kf8 25. Nxh7+ Kg8 26. Nf6+ Kf8
27. Qh3) ({RR} 21... f6 22. Nd7 Rf7 23. Qe6 Kg7 24. Qxf7+ Kxf7 25. Re7+ Kg8 26.
N5xf6+ Bxf6 27. Nxf6+ Kf8 28. Rxb7 Nxb7 29. Rd7) 22. Nf6+ Kg7 23. Neg4 {
1-0 (24) Liss,E (2505)-Yudasin,L (2550) Ramat Aviv 1998 CBM 068 [Wells,P]}) ({
RR} 15. d5 exd5 16. Bxd5 Na5 17. Rad1 Bf6 18. Ne4 Bxd5 19. Qxd5 Bg7 20. Nd6 Qd7
21. b4 Nc6 22. Qc4 Rad8 23. Nxf7 Qxf7 24. Qxc6 Qb3 25. Rxd8 Rxd8 26. g3 Qd5 27.
Re8+ Bf8 28. Qxd5+ Rxd5 29. Ne5 Kg7 {Nagy,G (2468)-Jaferian,K (2201) Toronto
CAN 2023 1-0 (60)}) ({RR} 15. Rad1 Bf6 16. d5 exd5 17. Bxd5 Na5 18. Ne4 Kg7 19.
Bxb7 {1/2-1/2 (20) Emms,J (2488)-Speelman,J (2536) Hinckley Island 2009}) 15...
Bf6 ({RR} 15... Be7 16. Bxc6 a6 17. Qc4 b5 18. Nxb5) 16. Bxc6 a6 17. Qa4 ({RR} 
17. Qc4 Rc8 ({RR} 17... b5 18. Qc5 Be7 19. Bxb7 Bxc5 20. dxc5) 18. Rxe6 b5 19.
Qd5 ({RR} 19. Nxb5 axb5 20. Qxb5 fxe6 21. Bxb7 Rb8) 19... Bxc6 20. Qxd8 Bxd8
21. Re3 Bb6) 17... b5 18. Bxb5 axb5 19. Qxb5 ({RR} 19. Qd1) 19... Bxf3 20. gxf3
Bxd4 21. Qe2 Rb8 22. Rac1 Rb3 23. Rc2 Qa5 24. Nd1 Rfb8 25. Qd2 Qf5 26. Rc4 Rd3
27. Qe2 Qg5+ 28. Kh1 Rd2 29. Qe4 Bxf2 30. Rf1 Bd4 31. Qg4 Qe5 32. Rc1 Qe2 33.
Qh3 Rb5 34. Rg1 Bxg1 35. Nc3 Qxh2+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Felipe, Andre de Souza"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "2136"]
[BlackElo "2249"]
[PlyCount "176"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 e5 7. d3 h6 8. Rb1 a5
9. a3 ({RR} 9. h3 Re8 10. e4 c6 11. Re1 Nbd7 12. Be3 Qe7 13. a3 Nc5 14. b4 axb4
15. axb4 Ne6 16. Qd2 Kh7 17. Kh2 Nd7 18. Ng1 Qf6 19. Nce2 h5 20. h4 Qe7 21. Nh3
Nf6 22. f3 d5 23. Qb2 Kg8 {Kovalenko,I (2626)-Cheparinov,I (2681) Yerevan 2014
1/2-1/2 (80)}) 9... Kh7 $146 ({RR} 9... Be6 10. b4 axb4 11. axb4 Qc8 12. Re1
Bh3 13. Bh1 Nbd7 14. Bb2 Nh5 15. Qb3 Kh8 16. Ra1 Rb8 17. Nb5 f5 18. Rec1 f4 19.
c5 d5 20. c6 bxc6 21. Na7 Qe8 22. Nxc6 Rb5 23. Na7 Rb6 24. Qxd5 {Bernat,M-Maki,
V Innsbruck 1977 1/2-1/2 (43)}) ({RR} 9... Be6 10. Qc2 Qd7 11. Re1 a4 12. b3
axb3 13. Rxb3 c6 14. Qb1 b5 15. Nd2 bxc4 16. Nxc4 Qe7 17. Rb7 Nfd7 18. Qb4 Bxc4
19. dxc4 Qe6 20. Ne4 f5 21. Qxd6 Qxc4 22. Nd2 Qa6 23. Rxd7 Nxd7 24. Qxd7 {
Berggren Torell,H (2061)-Karlsson,S (1925) Gothenburg SWE 2023 1-0 (43)}) ({RR
} 9... Be6 10. Bd2 Qc8 11. Re1 Bh3 12. Bh1 Nc6 13. Qc2 Ng4 14. Nd5 Qd7 15. e3
f5 16. Bc3 g5 17. Re2 Rf7 18. Nd2 h5 19. b4 axb4 20. axb4 Nd8 21. f3 Nh6 22. f4
Ne6 23. Qb2 Bg4 24. Ree1 {Dubeck,M-Grupe,H Germany SouthWest 1978 0-1 (38)})
10. b4 axb4 11. axb4 Nc6 12. b5 Ne7 13. Ne1 Nd7 14. Nc2 f5 15. Nb4 Nc5 16. Ncd5
Nxd5 17. Nxd5 Bd7 18. b6 c6 19. Nc7 Rb8 20. Bb2 Ne6 21. Nxe6 Bxe6 22. Qb3 f4
23. Ra1 Qd7 24. Ra7 Bh3 25. Ba3 Bxg2 26. Kxg2 h5 27. f3 fxg3 28. hxg3 Bh6 29.
Qb4 c5 30. Qa5 Bg5 31. Bc1 Bxc1 32. Rxc1 Qe7 33. Qd2 Qf6 34. Qe3 Qf5 35. Rh1
Kg8 36. Qh6 Rf7 37. g4 Qf6 38. gxh5 Rh7 39. Qe3 gxh5 40. Rg1 Rg7+ 41. Kf1 Qf4
42. Rxg7+ Kxg7 43. Qe4 Qxe4 44. fxe4 Kf6 45. Kf2 Ke6 46. Ra1 Kd7 47. Kg3 Rg8+
48. Kh4 Rg2 49. Ra2 Rh2+ 50. Kg3 Rh1 51. Rb2 Ra1 52. Kg2 Kc6 53. Kg3 Rg1+ 54.
Kh2 Ra1 55. Kh3 Rh1+ 56. Kg3 Rg1+ 57. Kh4 Rh1+ 58. Kg5 Rh2 59. Rb3 Rxe2 60.
Kxh5 Rg2 61. Kh4 Rg8 62. Kh3 Rg5 63. Kh4 Rg8 64. Kh3 Rg5 65. Kh4 Rg6 66. Kh5
Rg1 67. Kh4 Ra1 68. Kg4 Ra6 69. Kf3 Rxb6 70. Rc3 Rb2 71. Ra3 b5 72. Ra6+ Kd7
73. cxb5 Rxb5 74. Ra7+ Ke6 75. Ke3 Rb3 76. Kd2 Rb2+ 77. Ke3 Rc2 78. Rh7 c4 79.
dxc4 Rxc4 80. Rh8 Rc3+ 81. Ke2 Rc7 82. Re8+ Kd7 83. Ra8 Kc6 84. Kf3 Rf7+ 85.
Ke2 Rf6 86. Ra5 Kb6 87. Ra3 Rf4 88. Rb3+ Kc6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Lucena, Jose Silvio"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2190"]
[BlackElo "2392"]
[PlyCount "43"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qxb6 axb6 8. Na3
e5 9. Nb5 Ra5 10. Nd6+ Bxd6 11. dxe5 Ba3 12. bxa3 Ne4 13. Ng5 $146 ({RR} 13.
Nd4 Nxc3 14. Be2 Rxa3 15. Bf3 Be6 16. Kd2 Nxd4 17. exd4 b5 18. Rhc1 b4 19. Rc2
Nb5 20. Be3 b3 {0-1 (20) Kohout,V (2197)-Bujnoch,R (2196) Czechia 2010}) ({RR} 
13. Nd2 Nxc3 14. Bxc4 dxc4 15. Nxc4 Ra6 16. Nd6+ Ke7 17. Kd2 Nd5 18. Nc4 Nxf4
19. exf4 Rd8+ 20. Kc1 b5 21. Nd6 b4 22. Rd1 Rxa3 23. Kb2 g6 24. Rd2 Be6 25. f3
Rda8 26. Kb1 b3 27. Rb2 Rxa2 {Zecevic,S-Eric,J (2041) Zlatibor 2007 0-1 (35)})
13... Nxc3 14. e4 Rxa3 15. exd5 Nxd5 16. Bg3 b5 17. Ne4 O-O 18. Nd6 Nc3 19. Be2
Nd4 20. Bd1 Be6 21. O-O b4 22. Bf3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Lucena, Lincoln"]
[Black "De Souza Haro, Paulo Cezar"]
[Result "1/2-1/2"]
[ECO "C53"]
[WhiteElo "2200"]
[BlackElo "2229"]
[PlyCount "182"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. O-O d6 6. d4 Bb6 7. a4 a6 8. d5 ({
RR} 8. Bd5 Nf6 9. Nbd2 O-O 10. Nc4 Ba7 11. Bxc6 bxc6 12. Bg5 exd4 13. Nxd4 Bd7
14. Re1 h6 15. Bh4 Rae8 16. e5 dxe5 17. Nxe5 Bxd4 18. cxd4 g5 19. Bg3 Nd5 20.
Rc1 Qb4 21. Nxd7 Rxe1+ 22. Qxe1 {1-0 (22) Macieja,B (2653)-Sasikiran,K (2654)
playchess.com INT 2004}) ({RR} 8. Re1 Bg4 9. Be3 Bxf3 10. Qxf3 exd4 11. cxd4
Bxd4 12. Bxd4 Nxd4 13. Qd3 Nc6 14. Nc3 Ne5 15. Qd5 c6 16. Qd4 c5 17. Bxf7+ Nxf7
18. Qxg7 Qe5 19. Qg4 Nf6 20. Qe2 O-O-O 21. Qc4 Rdf8 22. b4 Ng4 {Munoz Orozco,S
(1369)-Sanchez Bobadilla,V (1398) Asuncion PAR 2023 0-1}) 8... Nb8 9. Nbd2 Nf6
10. Bd3 h6 $146 ({RR} 10... O-O 11. b4 Nh5 12. Nc4 Ba7 13. Nfxe5 dxe5 14. Qxh5
f6 15. Kh1 g6 16. Qh6 Nd7 17. f4 f5 18. fxe5 Nxe5 19. Bg5 Qe8 20. Nxe5 Qxe5 21.
Rac1 Bd7 22. Bf4 Qe7 23. exf5 Bxf5 24. Rce1 Qd7 25. Bc4 {Mezentsev,V (2516)
-D'Aloisio,T (2219) San Francisco 2005 1-0}) ({RR} 10... O-O 11. Nc4 Ba7 12. b4
Bg4 13. Bc2 Rd8 14. Be3 c6 15. Bxa7 Rxa7 16. Ne3 Bh5 17. Nf5 Qd7 18. Ng3 Rc8
19. Nxh5 Nxh5 20. Nxe5 dxe5 21. Qxh5 Qe7 22. Rad1 cxd5 23. Rxd5 g6 24. Qh3 Rc4
25. Bb3 {Suchomelova,S (1883)-Bierska,A (1622) Frydek Mistek 2014 1-0 (51)})
11. Nc4 Ba7 12. b4 Nh7 13. Be3 Bxe3 14. Nxe3 O-O 15. Re1 g6 16. g3 Qf6 17. Nh4
Ng5 18. f3 Nh3+ 19. Kg2 Nf4+ 20. Kh1 Nh5 21. Ng4 Qg5 22. Ng2 Kg7 23. h4 Qe7 24.
Kh2 Nd7 25. Nf2 Rh8 26. Nh3 Nf8 27. Qd2 Bxh3 28. Kxh3 Nd7 29. g4 Nhf6 30. Ne3
Nh7 31. Rg1 Qf6 32. Raf1 Qf4 33. Rg3 Rag8 34. Qf2 Qf6 35. Rfg1 Kf8 36. Nc4 b6
37. Ne3 a5 38. Bb5 Qe7 39. Qe2 Nhf6 40. Qc4 Kg7 41. Qxc7 Kh7 42. Qc4 Rc8 43.
Qd3 Rc7 44. Bc6 Nb8 45. b5 Nbd7 46. Nc4 Nc5 47. Qe3 Rb8 48. Ra1 Qd8 49. Kg2 Qe7
50. Kf2 Kg7 51. Ke2 Nfd7 52. Rh3 Nb3 53. Ra3 Nbc5 54. Qd2 Kh7 55. Qe1 Rg8 56.
Kf1 Rb8 57. Qf2 Nf6 58. Rh2 Ncxe4 59. fxe4 Nxg4 60. Qg3 Nxh2+ 61. Qxh2 f5 62.
exf5 gxf5 63. Ra2 Qf6 64. Rg2 f4 65. Qh3 e4 66. Qe6 Qxc3 67. Qxe4+ Kh8 68. Rg6
Qh3+ 69. Ke2 f3+ 70. Kd2 f2 71. Rxh6+ Kg8 72. Rg6+ Kh8 73. Qd4+ Kh7 74. Rf6
f1=Q 75. Rxf1 Qxf1 76. Nxd6 Rg7 77. Qd3+ Qxd3+ 78. Kxd3 Rd8 79. Ne4 Re7 80. Kd4
Kg6 81. d6 Rxe4+ 82. Bxe4+ Kf6 83. Kd5 Rh8 84. d7 Ke7 85. Kc6 Kd8 86. Kxb6 Rxh4
87. Bc6 Rxa4 88. Kc5 Ra1 89. b6 Rb1 90. Bb5 Rd1 91. b7 Kc7 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Matsuura, Everaldo"]
[Black "Pelikian, Jefferson"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2438"]
[BlackElo "2407"]
[PlyCount "41"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8.
Bc4 Nc6 9. O-O O-O 10. Re1 Nxc3 11. bxc3 b6 12. Bd3 Bb7 13. h4 Bf6 14. Ng5 g6
15. Qg4 h5 16. Qg3 Ne7 17. Ba3 Re8 18. Nxe6 fxe6 19. Rxe6 Nd5 $146 ({RR} 19...
Bxh4 20. Rxg6+ Kf7 21. Qf4+ {1-0 (21) Stella,A (2427)-Kozak,A (2326) Budapest
2015}) 20. Qxg6+ Bg7 21. Qh7+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Olivencia, Flavio"]
[Black "Marques, Vinicius"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2226"]
[BlackElo "2319"]
[PlyCount "70"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. h3 e5 8. d3 d6
9. Be3 ({RR} 9. a4 Qc7 10. Bc4 h6 11. Na3 Kh7 12. Rb1 Be6 13. Bxe6 fxe6 14. b4
cxb4 15. cxb4 a5 16. bxa5 Qxa5 17. Rxb7 Qa6 18. Rc7 Ne8 19. Rd7 Qc8 20. Rxg7+
Nxg7 21. Nc4 Qc7 22. Qd2 g5 23. Qd1 Na5 {Duda,J (2760)-Ivic,V (2606) Warsaw
POL 2021 1-0 (35)}) 9... Bd7 10. Na3 ({RR} 10. a4 Re8 11. Nbd2 h6 12. Bc4 b6
13. Rb1 Be6 14. Bb5 Bd7 15. Bc4 Be6 16. Bxe6 Rxe6 17. d4 exd4 18. cxd4 cxd4 19.
Nxd4 Nxd4 20. Bxd4 Qe7 21. f3 d5 22. Bxf6 Qxf6 23. exd5 Qd4+ 24. Kh1 Rxe1+ {
Brkic,A (2608)-Alsina Leal,D (2518) chess.com INT 2023 1-0 (58)}) 10... a6 11.
Ba4 $146 ({RR} 11. Bxc6 Bxc6 12. Qd2 Re8 13. c4 b5 14. Bh6 Nd7 15. Bxg7 Kxg7
16. Kh2 Nf8 17. Nc2 Ne6 18. Ne3 h6 19. b3 Rf8 20. b4 f5 21. Nd5 fxe4 22. dxe4
bxc4 23. bxc5 Nxc5 24. Qc3 Nd3 25. Re2 Bxd5 {Mazzini,K (1780)-Guillo Longares,
C (1916) Bratislava SVK 2019 0-1 (35)}) ({RR} 11. Bxc6 Bxc6 12. Qd2 Re8 13. c4
b5 14. Bh6 Nd7 15. Bxg7 Kxg7 16. Kh2 Nf8 17. Nc2 Ne6 18. Ne3 h6 19. b3 Rf8 20.
b4 f5 21. Nd5 fxe4 22. dxe4 bxc4 23. bxc5 Nxc5 24. Qc3 Nd3 25. Re2 Bxd5 {
Mazzini,K (1780)-Guillo Longares,C (1916) Bratislava SVK 2019 0-1 (35)}) 11...
h6 12. Bb3 b5 13. Bc2 Re8 14. Qd2 Kh7 15. b4 cxb4 16. cxb4 d5 17. Bc5 Be6 18.
Nb1 Nd7 19. a4 Nxc5 20. bxc5 b4 21. a5 dxe4 22. dxe4 b3 23. Bd3 Qe7 24. Qc3 Nd4
25. Nbd2 Rec8 26. Rec1 Rc6 27. Nxd4 exd4 28. Qb4 Qg5 29. Kf1 Rcc8 30. Nf3 Qf4
31. Rab1 Bxh3 32. Ng1 Be6 33. c6 Ra7 34. Ne2 Qe5 35. f4 Qh5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Pimenta, Jeronimo Marques"]
[Black "Rocha, Cesidio Monteiro"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "76"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 d5 6. e3 O-O 7. Bd3 Nbd7
8. O-O c5 ({RR} 8... b6 9. cxd5 exd5 10. Rc1 Bb7 11. b4 c6 12. Ne5 Nxe5 13.
dxe5 Nd7 14. f4 Qe7 15. Nf3 f6 16. Qc2 fxe5 17. Bxh7+ Kh8 18. Ng5 e4 19. Qe2
Rf6 20. Bf5 Rh6 21. Bxd7 Qxd7 22. f5 a5 23. Qb2 {Harikrishna,P (2551)-Arkell,K
(2521) Hastings 2003 1/2-1/2 (37)}) 9. Rc1 ({RR} 9. cxd5 exd5 10. dxc5 Nxc5 11.
Be2 Qb6 12. Nb3 Na4 13. Rb1 Bf5 14. Bd3 Bg4 15. Be2 Bf5 16. Bd3 Be4 17. Nfd4
Rac8 18. f3 Bg6 19. Bxg6 hxg6 20. Qd2 Rfe8 21. Rbc1 Rc4 22. Na5 Rb4 23. Nab3
Qd6 {Sarkar,J (2348)-Barp,A (2396) chess.com INT 2022 0-1}) 9... b6 10. cxd5
exd5 11. Ne5 $146 ({RR} 11. Bb1 Ba6 12. Re1 Rc8 13. Qa4 Bb7 14. Qxa7 Bc6 15.
Qa3 Ra8 16. Qc3 Qc7 17. b3 Rfe8 18. Qb2 Ne4 19. dxc5 Nxd2 20. Qxd2 bxc5 21. b4
c4 22. Nd4 Ne5 23. f4 Ng4 24. h3 Nf6 25. Kh1 Qb6 {Tolkachova,V (2140)-Holusova,
T Frydek Mistek 1997 1-0 (48)}) ({RR} 11. dxc5 Nxc5 12. Be2 Bb7 13. Nb3 Nfe4
14. Nbd4 Qe7 15. Nf5 Qf6 16. N3d4 Rac8 17. f3 Nd6 18. Nxd6 Qxd6 19. Nb5 Qe5 20.
Qd4 {1/2-1/2 (20) Steudtmann,C (2268)-Merkel,T (1887) Germany 2015}) 11... Nxe5
12. dxe5 Nd7 13. f4 Re8 14. e4 Bb7 15. exd5 Bxd5 16. Ne4 Bxe4 17. Bxe4 Rc8 18.
Rc3 Nf8 19. Rd3 Qc7 20. Bxh7+ Nxh7 21. Rh3 Re6 22. Qg4 Rg6 23. Qe2 Re8 24. Re3
Rh6 25. g4 Nf8 26. f5 c4 27. Rf4 b5 28. g5 Rh8 29. g6 Rh6 30. gxf7+ Kxf7 31.
e6+ Kg8 32. Rfe4 Nh7 33. Re5 a6 34. Qg2 Nf6 35. Kf1 Rh4 36. h3 Qd6 37. Qf2 Qd4
38. Ke2 Qxb2+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Pinto, Helder Gaioso"]
[Black "Valle, Adriano"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "2247"]
[PlyCount "100"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nh6 8. Nc3
Nf5 9. Na4 Bb4+ 10. Bd2 Qa5 11. Bc3 Bxc3+ 12. Nxc3 Qb6 13. Bb5 O-O ({RR} 13...
Bd7 14. Bxc6 Bxc6 15. Qd2 Bb5 16. O-O-O O-O-O 17. Kb1 Kb8 18. h4 h6 19. h5 Rc8
20. g4 Ne7 21. Rc1 Qa6 22. Rhd1 Rhf8 23. Ne1 Rc6 24. Rc2 Rfc8 25. Rdc1 R6c7 26.
b3 Qb6 27. Nxb5 Rxc2 {1/2-1/2 (27) Benjamin,J (2590)-Farago,I (2530) Deizisau
1999}) ({RR} 13... Bd7 14. Bxc6 Bxc6 15. Qd2 Bb5 16. h4 Rc8 17. h5 h6 18. Rd1
Rc7 19. g4 Ne7 20. Nh4 Qa5 21. Rh3 Ba4 22. Nxa4 Qxa4 23. Ra3 Qb5 24. Rxa7 O-O
25. Ra5 Qb6 26. Ra3 Rfc8 27. Rc3 Rxc3 28. bxc3 {Damljanovic,B (2436)
-Stojanovic,M (2494) Vrnjacka Banja SRB 2022 1/2-1/2 (62)}) 14. Bxc6 Qxb2 15.
Nxd5 bxc6 16. Rb1 $146 ({RR} 16. Nf4 Qc3+ 17. Kf1 Ba6+ 18. Ne2 Rfd8 19. Rc1 Qb2
20. Rc2 Qb5 21. g4 Qd5 22. gxf5 Qxf3 23. Rg1 Rab8 24. fxe6 Rxd4 25. exf7+ Kxf7
26. Qc1 Rbd8 27. e6+ Kg8 28. Rxg7+ Kh8 29. Rd7 {0-1 (29) Olsza,A (1769)-Auer,G
(1987) Bayern 2016}) 16... Qxa2 17. Nb4 Qc4 18. Qc1 Qxc1+ 19. Rxc1 a5 20. Ra1
Bb7 21. Nd3 Ba6 22. Nc5 Bc4 23. Nd7 Bd5 24. Nxf8 Kxf8 25. Ra4 Bb3 26. Ra3 a4
27. Kd2 Ke8 28. Rb1 Rd8 29. Kc3 Ne7 30. Nd2 Nd5+ 31. Kb2 Nb6 32. Kc3 Nd5+ 33.
Kb2 Nb6 34. Rxb3 axb3 35. Nxb3 Nc4+ 36. Kc3 Na3 37. Ra1 Nb5+ 38. Kc4 Rb8 39. g3
Nc7 40. Ra2 Nd5 41. Nc5 Rb4+ 42. Kd3 Rb8 43. Ra7 Rb2 44. Ne4 Rb3+ 45. Kd2 Rb2+
46. Kd3 Rb3+ 47. Kc2 Rf3 48. Nd6+ Kf8 49. Ra8+ Ke7 50. Ra7+ Kf8 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Prates, Fabiano Fortes"]
[Black "Matsuura, Frederico"]
[Result "0-1"]
[ECO "C08"]
[WhiteElo "2247"]
[BlackElo "2255"]
[PlyCount "118"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. dxc5 Bxc5 7. Nb3 Be7 8.
Bb5+ ({RR} 8. Bd3 O-O 9. O-O Bg4 10. h3 Bh5 11. Bf4 Nc6 12. Re1 Re8 13. c3 Qd7
14. Be2 Bd6 15. Qd2 Re7 16. Bxd6 Qxd6 17. Nbd4 Ne4 18. Qc2 Bg6 19. Bd3 Qf6 20.
Re3 Rae8 21. Rae1 Kf8 22. Nxc6 bxc6 {Adams,M (2600)-Dolmatov,S (2620) Buenos
Aires 1991 1/2-1/2 (31)}) ({RR} 8. h3 O-O 9. Bd3 Bb4+ 10. c3 Re8+ 11. Be3 Bd6
12. O-O Nc6 13. Nbd4 Ne4 14. Bc2 Ne5 15. Nxe5 Bxe5 16. Qd3 g6 17. Rad1 Qe7 18.
Nf3 Bg7 19. Qxd5 Nf6 20. Qb5 Be6 21. Bc5 Qc7 22. Bd6 Qc4 {Egeman,E (1870)
-Dyjor,A (1477) Lublin POL 2023 1-0 (50)}) ({RR} 8. Bd3 Bg4 9. h3 Bh5 10. Nbd4
O-O 11. O-O Re8 12. Nf5 Bf8 13. Bg5 Nbd7 14. Ng3 Bg6 15. Bxg6 hxg6 16. Re1 Qb6
17. Rb1 Bc5 18. Qd2 Rxe1+ 19. Nxe1 Re8 20. Nd3 Bd6 21. Bf4 Ne4 22. Nxe4 dxe4 {
Pasini,I (2001)-Matsuura,F (2287) Caxias do Sul 2012 0-1 (39)}) 8... Bd7 9. Qd3
$146 ({RR} 9. Bxd7+ Nbxd7 10. O-O O-O 11. Nfd4 Re8 12. Re1 Bf8 13. Be3 Ne4 14.
Nf3 Ndf6 15. Bd4 Qd7 16. Ne5 Qf5 17. Qf3 Rxe5 18. Bxe5 Qxe5 19. c3 Bd6 20. g3
Ng5 21. Qg2 Qf5 22. Nd4 Nh3+ 23. Kf1 Qd3+ {Vazelakis,D-Tsiotridis,P Ikaria
1992 0-1 (39)}) 9... O-O 10. O-O Qc7 11. Nbd4 h6 12. Nf5 Bc5 13. c3 Re8 14. Be3
a6 15. Bxd7 Nbxd7 16. Rad1 Re4 17. h3 Rae8 18. Qd2 Bf8 19. Rfe1 Qa5 20. a3 Nb6
21. b4 Qb5 22. Bd4 Nbd7 23. Ng3 R4e6 24. Rxe6 Rxe6 25. Bxf6 Rxf6 26. Qxd5 Qxd5
27. Rxd5 Nb6 28. Rd8 g6 29. Rb8 Rc6 30. Ne4 Nd5 31. Rxb7 Nxc3 32. Nd4 Rc4 33.
Nf6+ Kg7 34. Ne8+ Kg8 35. Nf3 Rc8 36. Nf6+ Kg7 37. Ng4 Ne4 38. Nfe5 Rc1+ 39.
Kh2 Nd6 40. Ra7 Ra1 41. Rxa6 h5 42. Ne3 Ne4 43. f4 h4 44. Nf3 Be7 45. g4 hxg3+
46. Kg2 Ra2+ 47. Kg1 Bxb4 48. Ra4 Rxa3 49. Rxb4 Rxe3 50. Ng5 f5 51. Rb7+ Kf8
52. Rb8+ Ke7 53. Rb7+ Kd6 54. Rb6+ Kd5 55. Rxg6 Nxg5 56. fxg5 f4 57. Kg2 Re2+
58. Kf1 f3 59. Rf6 g2+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Silva, Carlos Alessandro"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1/2-1/2"]
[ECO "A21"]
[BlackElo "2233"]
[PlyCount "136"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 e5 4. d3 g6 5. Nf3 d6 6. Nc3 c6 7. O-O Bg7 8. Rb1 O-O
9. b4 Nh5 ({RR} 9... Kh8 10. Bb2 Qe7 11. e4 Be6 12. exf5 gxf5 13. Re1 Nbd7 14.
b5 f4 15. bxc6 bxc6 16. Ba3 c5 17. Rb7 Qe8 18. Nb5 Qh5 19. Nc7 Bg4 20. Nxa8 e4
21. dxe4 Ne5 22. Rb3 Rxa8 23. Bb2 Nfd7 24. Bxe5 {Hickl,J (2540)-Vonthron,H 
(2370) Germany 1992 1-0}) 10. Bb2 Be6 $146 ({RR} 10... f4 11. b5 fxg3 12. hxg3
Bg4 13. Qb3 Qc8 14. c5+ d5 15. bxc6 bxc6 16. Nd1 Kh8 17. Ne3 Bxf3 18. exf3 Nd7
19. Ng4 Qe8 20. Rfe1 Rb8 21. Qa3 a5 22. Qxa5 Rb5 23. Qc7 Rxc5 24. Nxe5 Nxe5 25.
Bxe5 {Godani,T (2262)-Cassemiro Marques,J (1530) ICC INT 2009 1-0 (35)}) ({RR} 
10... Nd7 11. b5 c5 12. a4 Ndf6 13. e3 f4 14. exf4 exf4 15. d4 Bf5 16. Ra1 fxg3
17. hxg3 Qc8 18. Ng5 h6 19. Nge4 Nxe4 20. Nxe4 Qd7 21. Qd2 Bh3 22. dxc5 Bxb2
23. Qxb2 Bxg2 24. Kxg2 Qf5 25. f3 {Grosdemange,D (2078)-Schweitzer,V (2190)
Metz 2014 1/2-1/2 (41)}) 11. b5 f4 12. bxc6 bxc6 13. Ne4 fxg3 14. hxg3 d5 15.
cxd5 cxd5 16. Nc5 Bg4 17. Nxe5 Bxe5 18. Bxe5 Nc6 19. Ba1 Qd6 20. Qb3 Ne7 21.
Ne4 Qe6 22. f3 dxe4 23. fxg4 Rxf1+ 24. Bxf1 Qxb3 25. Rxb3 Nxg3 26. dxe4 Nxf1
27. Kxf1 Rc8 28. Bf6 Rf8 29. Rf3 Nc6 30. g5 Re8 31. Rc3 Re6 32. Rd3 h6 33. Rd7
hxg5 34. Bxg5 Rxe4 35. Rd6 Ne5 36. Ra6 Kf7 37. Rf6+ Ke8 38. Re6+ Kd7 39. Re7+
Kd6 40. Rxa7 Ke6 41. a4 Kf5 42. Bd2 Nc4 43. Bc1 Rh4 44. Kg2 Rg4+ 45. Kf2 Rh4
46. Rc7 Nd6 47. Rc5+ Ke6 48. Ra5 Rc4 49. Be3 Rc3 50. Bd4 Rc4 51. e3 Ne4+ 52.
Kf3 Nd2+ 53. Ke2 Nb3 54. Ra6+ Kd5 55. Ba7 g5 56. Rg6 g4 57. Rg5+ Kc6 58. a5 g3
59. Bb6 Ra4 60. Kd3 Nc1+ 61. Kd2 g2 62. Rg6+ Kb5 63. e4 Nb3+ 64. Kc3 Nxa5 65.
Bxa5 Kxa5 66. Kd3 Ra3+ 67. Kd4 Ra2 68. e5 Kb5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "7"]
[White "Silveira Filho, Neri da Silva"]
[Black "Pompeo, Flavio Sposto"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2293"]
[PlyCount "41"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 {Rogozenco,D} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7.
f3 O-O 8. Bc4 Nc6 9. Qe2 ({RR} 9. Bb3 Bd7 10. Qe2 Nxe4 11. Nxc6 Nxc3 12. Nxd8
Nxe2 13. Nxf7 Rxf7 14. Bxf7+ Kxf7 15. Kxe2 Bxb2 16. Rab1 Bg7 17. Rxb7) 9...
Nxe4 10. Nxc6 ({RR} 10. Nxe4 Nxd4) 10... Nxc3 11. Nxd8 Nxe2 12. Nxf7 d5 $146 ({
RR} 12... Rxf7 13. Bxf7+ Kxf7 14. Kxe2 Bxb2 15. Rad1 b6 16. Kf2 Be6 17. Bd4 Rc8
18. Rhe1 Bxd4+ 19. Rxd4 Bxa2 20. Rf4+ Ke8 21. Ra4 Rxc2+ 22. Re2 Rxe2+ 23. Kxe2
Bd5 24. Rxa7 b5 25. Kd3 Bc4+ 26. Kc3 Kf7 27. Rb7 {Etcheverry,M-Benigni,D
Buenos Aires 1998 0-1 (52)}) ({RR} 12... Rxf7 13. Bxf7+ Kxf7 14. Kxe2 Bxb2 15.
Rab1 Bg7 16. Rhd1 ({RR} 16. h4 b6 17. h5 Bf5) 16... b6 17. Bd4 Ba6+ 18. Kf2 ({
RR} 18. Ke1 Rc8 19. Bxg7 Kxg7 20. Rd2) 18... Rc8 19. Bxg7 ({RR} 19. Rb2 {RR} e5
20. Be3 Ke6) ({RR} 19. Rbc1 Bh6 20. Be3 Bg7 21. Bd4) 19... Rxc2+ 20. Kg1 Kxg7
21. a4 ({RR} 21. Rdc1 Rxa2 22. Ra1 Rxa1 23. Rxa1 Bc4 24. Rxa7 Kf6 25. Rb7 b5)
21... Rc5 22. Rbc1 Kf6 23. Re1 Bc4 ({RR} 23... d5 24. f4 e6) ({RR} 23... e5)
24. Re4 Bd3 25. Rf4+ Kg7 26. Re1 e5 27. Rb4 {Skatchkov,P (2370)-Zakharov,A 
(2375) Novgorod 1997 CBM 060 [Rogozenco,D] 1/2-1/2 (40)} {RR} Bc4 28. Rc1 d5
29. Kf2 Kf6) 13. Nh6+ Bxh6 14. Bxh6 dxc4 15. Bxf8 Nd4 16. O-O-O Nxc2 17. Rd8
Kf7 18. Bh6 Nb4 19. Rf8+ Ke6 20. Re1+ Kd6 21. Re4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Araujo, Adalberto"]
[Black "Sales Filho, Espedito Severiano"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2275"]
[BlackElo "2068"]
[PlyCount "107"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 g6 5. Nc3 Nf6 6. Nf3 Bg7 7. Bg5 dxc4 8.
Bxc4 O-O 9. h3 Nc6 ({RR} 9... h6 10. Be3 Nc6 11. O-O Bf5 12. Qd2 Kh7 13. Rfd1
Ne4 14. Nxe4 Bxe4 15. Qe2 Rc8 16. Rac1 Bd5 17. b3 e6 18. Bxd5 exd5 19. Qb5 Qd7
20. Rc5 Rcd8 21. Rdc1 Rfe8 22. Qd3 Re4 23. Nd2 Re6 24. Nf3 {Gonzalez Zamora,J 
(2484)-Albornoz Cabrera,C (2586) chess.com INT 2023 1/2-1/2 (92)}) ({RR} 9...
Nbd7 10. O-O Nb6 11. Bb3 h6 12. Bh4 Bf5 13. Re1 g5 14. Bg3 e6 15. Qe2 Nbd5 16.
Rac1 a6 17. Be5 Nb4 18. Red1 Nc6 19. Bh2 Re8 20. Ne5 Ne7 21. Nc4 Rc8 22. Nd6 {
1-0 (22) Amura,C (2248)-Goetten Wagner,J (1655) Montevideo URU 2023}) 10. d5
$146 ({RR} 10. a3 Bf5 11. Qd2 Ne4 12. Nxe4 Bxe4 13. d5 Bxf3 14. gxf3 Ne5 15.
Be2 f6 16. Bf4 Rc8 17. Bxe5 fxe5 18. Rc1 Rxc1+ 19. Qxc1 e4 20. fxe4 Qb6 21. O-O
Bxb2 22. Qc4 Kg7 23. Kg2 Be5 24. Qc1 Qf6 {Hohn,A-Dettmann,H Germany 1995 0-1 
(42)}) ({RR} 10. a3 Qb6 11. b4 Bf5 12. Be3 Ne4 13. Nxe4 Bxe4 14. O-O Bxf3 15.
Qxf3 Bxd4 16. Qe4 Bxe3 17. fxe3 Qc7 18. Qf4 Qxf4 19. Rxf4 e6 20. Re4 Kg7 21.
Rd1 Rad8 22. Rxd8 Rxd8 23. b5 Na5 24. Ba2 Rd1+ {Vallejos,O-Velazco,E Villa
Ballester 2002 0-1}) 10... Na5 11. Be2 Qb6 12. Qd2 Qb4 13. O-O Nc4 14. Bxc4
Qxc4 15. Rfe1 Qb4 16. Rad1 Bf5 17. Nd4 Bd7 18. a3 Qc5 19. b4 Qc4 20. Rxe7 Nxd5
21. Rxd7 Nxc3 22. Re1 Rfe8 23. Rxe8+ Rxe8 24. Nf3 Ne4 25. Qf4 Qa2 26. Bh4 Nc3
27. Qc7 Ne2+ 28. Kh2 Bh6 29. Bg5 Bg7 30. Qxb7 h6 31. Be3 Qb1 32. Rxf7 Be5+ 33.
g3 Nxg3 34. fxg3 Qb2+ 35. Bd2 Bc3 36. Re7 Rxe7 37. Qxe7 Bxd2 38. Qd8+ Kg7 39.
Qxd2 Qxa3 40. Qd4+ Kg8 41. Qc4+ Kg7 42. Nh4 Qb2+ 43. Ng2 Qf2 44. Qc5 Qxc5 45.
bxc5 Kf6 46. Nf4 a5 47. Nd5+ Ke6 48. Nb6 Ke7 49. Kg2 Kd8 50. Kf3 Kc7 51. Ke4
Kc6 52. Kd4 Kc7 53. Kc4 Kc6 54. Na4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2249"]
[BlackElo "2303"]
[PlyCount "49"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 O-O 6. Be2 c5 7. dxc5 dxc4 8.
Qxd8 Rxd8 9. Bxc4 Nbd7 10. c6 bxc6 11. O-O Nb6 12. Be2 Nfd5 13. Bd2 Nxc3 14.
Bxc3 Bxc3 15. bxc3 Na4 16. Rac1 $146 ({RR} 16. Rfc1 Rb8 17. Nd4 Bd7 18. Bf3 Rb6
19. c4 c5 20. Nb3 Be6 21. Rc2 Rbd6 22. h4 Kg7 23. Kf1 h6 24. Ke1 g5 25. g3 Bf5
26. Rd2 Rxd2 27. Nxd2 Rd3 28. Bd1 Bd7 29. hxg5 hxg5 30. Bxa4 Bxa4 {Pesout,J 
(2249)-Urban,Z (2176) Czechia 2011 1/2-1/2 (59)}) 16... c5 17. Rfd1 Be6 18.
Rxd8+ Rxd8 19. Bb5 Nb6 20. h3 f6 21. Kf1 Kf7 22. Ke1 Rb8 23. a4 Nc8 24. Rb1 a6
25. Be8+ 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Coelho, Luis Henrique"]
[Black "Matsuura, Frederico"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2392"]
[BlackElo "2255"]
[PlyCount "75"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1
c4 9. h4 Nc6 10. h5 h6 11. Nf3 Bd7 12. g3 ({RR} 12. Be2 O-O-O 13. O-O Nge7 14.
Nh2 Rdf8 15. Ng4 Be8 16. Qb2 b6 17. Bf4 Nf5 18. Ne3 Nfe7 19. Bg3 f5 20. exf6
gxf6 21. Bd6 Kd7 22. Bf4 Kc8 23. Rae1 Rh7 24. Bd1 f5 25. g3 Bf7 26. Ng2 Ng8 {
Alekseev,E (2683)-Bauer,C (2664) Eilat 2012 1/2-1/2 (40)}) 12... O-O-O 13. Bh3
({RR} 13. Bg2 f5 14. Nh4 Nge7 15. Bf3 Be8 16. Kf1 Kb8 17. Ng2 Ka8 18. Nf4 Bf7
19. Kg2 Rde8 20. Qb2 b6 21. Rh2 Kb7 22. Rh4 Ka8 23. Kh2 Kb7 24. Rg1 Reg8 25. g4
fxg4 26. Bxg4 Nd8 27. Qb4 Qxb4 {Guerra Mendez,J (2500)-Jegorovas,A (2270)
chess.com INT 2023 1-0 (44)}) 13... f5 14. Be3 $146 ({RR} 14. Nh4 Nge7 15. Qc1
Rdg8 16. O-O Be8 17. g4 fxg4 18. Bxg4 Nd8 19. Kh2 g6 20. Bxh6 Nf5 21. Bg5 Nxh4
22. Bxh4 g5 23. Bg3 Bxh5 24. Bxh5 Rxh5+ 25. Kg2 Rgh8 26. Qd2 Qd7 27. Rh1 Qh7
28. Qd1 Rxh1 {Antipova,A (2024)-Anufrienko,D (2088) Novokuznetsk 2014 0-1 (32)}
) ({RR} 14. exf6 gxf6 15. O-O e5 16. Bxd7+ Rxd7 17. dxe5 fxe5 18. Re1 e4 19.
Nd4 Nf6 20. Qd1 Rg7 21. Nf5 Rgh7 22. Bf4 Ne7 23. Qd4 Nxf5 24. Qxf6 Qd7 25. Qe5
Kd8 26. Rad1 Ne7 27. Rxe4 Nc6 28. Qxd5 Qxd5 {Storme,I (2392)-Sikorova,O (2215)
chess.com INT 2020 1-0}) 14... Nge7 15. Bg2 Rdf8 16. Kd2 Be8 17. Ng1 Bf7 18.
Ne2 Kc7 19. Qb2 Rb8 20. Nf4 b5 21. Bh3 g5 22. hxg6 Nxg6 23. Bg2 Nxf4 24. Bxf4
h5 25. Bxd5 Ne7 26. Bf3 Rbg8 27. Qb4 Qxb4 28. axb4 Kb6 29. d5 Nxd5 30. Bxd5
exd5 31. Be3+ Kc6 32. Ra6+ Kd7 33. Rxa7+ Ke6 34. Rha1 d4 35. Bxd4 Be8 36. R7a6+
Kd5 37. f3 Rg6 38. e6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Costa, Giovanni de Almeida"]
[Black "Schutt, Ricardo de Amorim"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2002"]
[BlackElo "2184"]
[PlyCount "79"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. c3 b6 4. Bg5 Be7 5. Bxe7 Qxe7 ({RR} 5... Nxe7 6. Nbd2 Bb7
7. e4 cxd4 8. cxd4 Nbc6 9. Bd3 O-O 10. O-O f5 11. Rc1 Rc8 12. a3 Qe8 13. Nc4
fxe4 14. Nd6 Qg6 15. Bxe4 Qg4 16. h3 Qf4 17. Nxc8 Nxc8 18. Qd3 h6 19. d5 Ne5
20. Bh7+ {Lehtosaari,M (2199)-Stromboli,E (2308) chess.com INT 2021 1-0 (41)})
6. e3 Bb7 7. Nbd2 f5 $146 ({RR} 7... Nf6 8. Bd3 Nc6 9. O-O O-O 10. Qe2 cxd4 11.
exd4 Nd5 12. Bc2 f5 13. Rae1 Rf6 14. Bb3 Na5 15. Bxd5 Bxd5 16. c4 Bb7 17. d5
Ba6 18. b3 Nb7 19. Qe3 Raf8 20. Qd4 h6 21. Re3 f4 22. Re5 {Perdikis,C-Lazaris,
S Cyprus 1998 0-1 (43)}) 8. Be2 Nf6 9. Qa4 O-O 10. dxc5 bxc5 11. Rd1 Nc6 12.
Nc4 d5 13. Nce5 Nxe5 14. Nxe5 Qc7 15. f4 Rfd8 16. O-O Nd7 17. Nf3 a5 18. Bb5
Nb6 19. Qc2 Ba6 20. Bd3 a4 21. g4 Bxd3 22. Qxd3 g6 23. Ng5 Qe7 24. h3 Nc4 25.
Rf2 Nd6 26. Nf3 Ne4 27. Rh2 c4 28. Qd4 Qc5 29. Ng5 Qxd4 30. exd4 Re8 31. Nxe4
fxe4 32. Kf2 Reb8 33. Ke3 Rb7 34. h4 Rab8 35. Rdd2 Kg7 36. Rhg2 Kf6 37. a3 Rf7
38. Rdf2 Rg8 39. Rd2 Rfg7 40. Rdf2 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "De Souza Haro, Paulo Cezar"]
[Black "Prates, Fabiano Fortes"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2229"]
[BlackElo "2247"]
[PlyCount "108"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nd7 5. Nf3 e5 6. Be2 Ne7 7. d5 O-O 8. g4 f5
({RR} 8... h6 9. h4 f5 10. gxf5 gxf5 11. exf5 Nf6 12. Rg1 Kh8 13. Bd3 Bxf5 14.
Bxf5 Nxf5 15. h5 e4 16. Nd4 Nxd4 17. Qxd4 Nxh5 18. Qd1 Bxc3+ 19. bxc3 Nf4 20.
Qd4+ Qf6 21. Be3 Kh7 22. Qxe4+ Qf5 23. Qxf5+ {Zajtsev,M (2401)-Volkov,S (2620)
chessassistantclub.com INT 2004 1/2-1/2 (49)}) 9. gxf5 gxf5 10. Bg5 Nc5 $146 ({
RR} 10... Nf6 11. Rg1 Kh8 12. Qd2 Nxe4 13. Nxe4 fxe4 14. Nh4 Qe8 15. Bh6 Bxh6
16. Qxh6 Qf7 17. Rg2 Qf6 18. Qg5 Bd7 19. Bh5 Qxg5 20. Rxg5 Rf4 21. Ng2 Rf5 22.
Rxf5 Nxf5 23. Ne3 Nd4 24. Rc1 b6 25. Nd1 {Croad,N (2277)-Stolberg Rohr,T (2037)
Ascot 2013 1/2-1/2 (66)}) 11. Nd2 Qe8 12. Rg1 Ng6 13. Qc2 fxe4 14. Ndxe4 Bf5
15. O-O-O Kh8 16. Bh5 b5 17. cxb5 Nxe4 18. Nxe4 Qxb5 19. Bxg6 Bxg6 20. Be3 Bf5
21. f3 Rab8 22. Rd2 Bg6 23. Rg3 Qf1+ 24. Rd1 Qa6 25. Kb1 Rb4 26. Rxg6 hxg6 27.
Qg2 Qa3 28. Qh3+ Kg8 29. Qe6+ Rf7 30. b3 Rxb3+ 31. axb3 Qxb3+ 32. Kc1 Qxe3+ 33.
Rd2 Qa3+ 34. Kc2 Qxf3 35. Ng5 Qf5+ 36. Qxf5 Rxf5 37. Ne6 e4 38. Nxc7 e3 39. Re2
Rf2 40. Kd3 Rxe2 41. Kxe2 Bd4 42. Ne8 Bc5 43. Nf6+ Kf7 44. Ne4 a5 45. Nc3 Kf6
46. Kd3 Ke5 47. h3 g5 48. Ne4 Kf5 49. Nc3 Kf4 50. Ne2+ Kf3 51. Nc3 a4 52. Ne4
a3 53. Nxg5+ Kf4 54. Ne6+ Ke5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2521"]
[BlackElo "2438"]
[PlyCount "33"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. Nbd2 Bf5 5. e3 e6 6. Be2 h6 7. O-O ({RR} 7. b3
Nbd7 8. Bb2 Be7 9. O-O O-O 10. Bc3 a5 11. Qc1 a4 12. b4 b6 13. a3 Ra7 14. Qb2
Qa8 15. Rac1 Rc8 16. Rfe1 Rac7 17. c5 b5 18. Ne5 Rf8 19. f3 Ne8 20. e4 Bh7 21.
Nd3 Qd8 {Graf,A (2515)-Hertneck,G (2530) Manila 1992 1/2-1/2 (65)}) 7... Nbd7
8. b3 Bd6 9. Bb2 Ne4 $146 ({RR} 9... Qb8 10. Re1 O-O 11. Nf1 Ne4 12. a3 Bh7 13.
N3d2 f5 14. f4 Qd8 15. Nxe4 fxe4 16. Bg4 Qf6 17. Ra2 Bf5 18. g3 g5 19. Bc1 Kh7
20. Rg2 Bxg4 21. Qxg4 gxf4 22. gxf4 Rg8 23. Qh3 Rxg2+ 24. Kxg2 {Mueller,A 
(2054)-Scho,C (2171) Germany 2001 1/2-1/2 (49)}) ({RR} 9... O-O 10. Ne5 Qe7 11.
a3 Rfd8 12. b4 Bc7 13. Ndf3 Nxe5 14. dxe5 Ne4 15. Qc1 dxc4 16. Bxc4 Bg4 17. Nd4
Bxe5 18. Qc2 Bxd4 19. Bxd4 Bf5 20. Qb2 e5 21. Bc3 Nxc3 22. Qxc3 Rd6 23. Rfd1
Rad8 24. Rxd6 {Ibrahimli,M (2406)-Gunina,V (2457) chess.com INT 2023 0-1 (43)})
({RR} 9... O-O 10. Ne5 Rc8 11. Rc1 Qe7 12. f4 Ne4 13. Nxe4 Bxe4 14. Bf3 Bh7 15.
Qe2 Nf6 16. g4 Ne4 17. Bg2 f6 18. Nd3 f5 19. Bxe4 fxe4 20. Ne5 c5 21. Rcd1 cxd4
22. Bxd4 Bxe5 23. Bxe5 Rfd8 24. cxd5 {Goltseva,E (2153)-Afonasieva,A (2207) St
Petersburg RUS 2018 1-0 (52)}) 10. Nxe4 Bxe4 11. Bd3 Nf6 12. Ne5 O-O 13. Rc1
Qe7 14. Qe2 Bxd3 15. Nxd3 Nd7 16. Rfd1 Ba3 17. Bxa3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Lucena, Jose Silvio"]
[Black "Pimenta, Jeronimo Marques"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2190"]
[PlyCount "74"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg5 Nbd7 6. Nbd2 b6 7. Bd3 Bb7 8. c3
c5 9. Qe2 Qc7 $146 ({RR} 9... Rc8 10. O-O O-O 11. e4 dxe4 12. Bxe4 Qc7 13. Bxb7
Qxb7 14. dxc5 Bxc5 15. Rad1 Rfd8 16. Nc4 Qa6 17. Rfe1 Bxf2+ 18. Qxf2 Qxc4 19.
Rd4 Qc7 20. Red1 Nf8 21. Qd2 Rxd4 22. Qxd4 Qc5 23. Bxf6 Qxd4+ 24. Bxd4 {
Picone,F-Sarno,V Asiag 1995 1-0 (45)}) 10. a3 O-O 11. e4 dxe4 12. Nxe4 Nxe4 13.
Bxe4 Bxe4 14. Qxe4 e5 15. O-O Rae8 16. dxe5 Nxe5 17. h3 h6 18. Be3 Kh8 19. Nh4
Nc6 20. Qg4 Re6 21. Rad1 Ne5 22. Qh5 Nc4 23. Nf5 Nxe3 24. Nxe3 Qc6 25. Qd5 Qxd5
26. Rxd5 Bf4 27. Rd7 Bxe3 28. fxe3 Rxe3 29. Rxa7 Re2 30. Rf2 Re1+ 31. Kh2 Kg8
32. a4 Ra1 33. Rb7 Rxa4 34. Rxb6 f6 35. Rd2 Ra7 36. Rc6 Rb8 37. Rxc5 Ra2
1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Lucena, Lincoln"]
[Black "Campelo, Leandro Fabricio"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2200"]
[BlackElo "2245"]
[PlyCount "80"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. h3 e5 7. d5 a5 8. Be3 Nbd7
9. Nd2 Nh5 10. g3 Nc5 11. Be2 Nf6 ({RR} 11... b6 12. Bxh5 gxh5 13. Qxh5 f5 14.
Qe2 f4 15. Bxc5 bxc5 16. g4 Bf6 17. a4 Bd7 18. Nb5 Kh8 19. Kd1 Rg8 20. Kc2 Rg7
21. Ra3 Bh4 22. Raa1 Bf6 23. Kb3 Qb8 24. Ka3 Qb7 25. Rag1 Rag8 26. Qe1 {
Malaniuk,V (2615)-Guliev,L (2345) Nikolaev 1995 1-0 (69)}) 12. g4 Bd7 13. h4
$146 ({RR} 13. g5 Ne8 14. h4 f5 15. gxf6 Nxf6 16. h5 gxh5 17. Bxh5 Nd3+ 18. Kf1
Be8 19. Bg4 Nxg4 20. Qxg4 Qf6 21. Qg2 Bg6 22. Ne2 Rf7 23. Ng3 Raf8 24. Rh2 b6
25. b3 Qe7 26. f3 Nf4 27. Qg1 Qd7 {Costache,B (1825)-Garcia Almeida,A (1520)
Gran Canaria 2017 1/2-1/2 (56)}) 13... Qc8 14. Rg1 a4 15. g5 Ne8 16. h5 a3 17.
b3 b6 18. Qc2 Qd8 19. O-O-O Qe7 20. Rg2 Bh8 21. Rh1 c6 22. Rgh2 Nc7 23. Nf3
N7a6 24. Nh4 Bg7 25. f3 Nb4 26. Qd1 Rfc8 27. Kb1 cxd5 28. Nxd5 Nxd5 29. cxd5
Qe8 30. Bc4 Na4 31. Qd2 b5 32. Bd3 Nc3+ 33. Ka1 Nxd5 34. h6 Bh8 35. Bf2 Nf4 36.
Bb1 Qe7 37. Rg1 d5 38. exd5 e4+ 39. Bd4 e3 40. Qd1 Qe5 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Marques, Vinicius"]
[Black "Pinto, Helder Gaioso"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "2319"]
[PlyCount "37"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 O-O 7. Rc1 a6 8. c5
c6 9. Bd3 Nh5 ({RR} 9... h6 10. Bf4 b6 11. b4 a5 12. b5 Bb7 13. cxb6 Nxb6 14.
bxc6 Bxc6 15. Ne5 Bb7 16. O-O Rc8 17. Qb3 Bb4 18. a3 Bd6 19. Rb1 Ba8 20. Rfc1
Nc4 {1/2-1/2 (20) Moiseenko,A (2662)-Zvjaginsev,V (2670) Sochi 2006}) ({RR} 
9... e5 10. Nxe5 Nxe5 11. dxe5 Nd7 12. Bf4 Nxc5 13. O-O Nxd3 14. Qxd3 Be6 15.
Rfd1 Qa5 16. e4 dxe4 17. Qxe4 Rfd8 18. h3 h6 19. Be3 Rxd1+ 20. Rxd1 Rd8 21.
Rxd8+ Qxd8 22. a3 Qd7 23. f4 c5 24. Kf2 {Nuriyeva,N (1809)-Mamedjarova,Z (2249)
Baku AZE 2023 1/2-1/2 (68)}) 10. Bxe7 Qxe7 11. Ne5 Qg5 $146 ({RR} 11... g6 12.
Nxd7 Bxd7 13. Be2 Ng7 14. e4 dxe4 15. Nxe4 e5 16. O-O Nf5 17. dxe5 Qxe5 18.
Qxd7 Qxe4 19. Bd3 Qe6 20. Bxf5 gxf5 21. Rfd1 Rab8 22. b3 Rfe8 23. h4 Re7 24.
Qd2 Rbe8 25. Qf4 Qf6 26. Rd6 {Lerner,K (2568)-Vatter,H (2412) Bad Woerishofen
1999 1-0 (42)}) ({RR} 11... g6 12. Nxd7 Bxd7 13. Be2 Ng7 14. e4 Rad8 15. O-O
dxe4 16. Nxe4 Be8 17. Nd6 Qf6 18. Qa4 {1/2-1/2 (18) Lobzhanidze,D (2497)
-Hammes,M (2394) Germany 2010}) 12. h4 Qxg2 13. Bxh7+ Kxh7 14. Qxh5+ Kg8 15.
Ke2 Nf6 16. Qg5 Qxg5 17. hxg5 Nd7 18. Rh4 f6 19. g6 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Olivencia, Flavio"]
[Black "Felipe, Andre de Souza"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2226"]
[BlackElo "2136"]
[PlyCount "81"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8.
Bg5 e6 9. O-O-O Be7 10. Rhe1 O-O 11. Qd2 h6 12. Bf4 e5 13. Bg3 b5 14. Kb1 b4
15. Nd5 Bxd5 16. exd5 a5 17. Nxe5 dxe5 18. d6 Bxd6 19. Qxd6 Qxd6 20. Rxd6 Ne8
$146 ({RR} 20... e4 21. Red1 Rfe8 22. Bf4 Ng4 23. R1d2 g5 24. h3 gxf4 25. hxg4
e3 26. fxe3 fxe3 27. Re2 Re4 28. Rxh6 Rae8 29. Rh3 Rxg4 30. Rhxe3 Rxe3 31. Rxe3
Rxg2 32. a3 Rg4 33. Re5 bxa3 34. Rxa5 axb2 35. Kxb2 {Olivencia,F (2228)-Dos
Santos,J Sao Paulo 2004 1/2-1/2 (47)}) 21. Rd5 f6 22. f4 exf4 23. Bxf4 Rf7 24.
Rc5 g5 25. Bg3 f5 26. Ree5 f4 27. Be1 Rd7 28. b3 Nf6 29. Kb2 Ng4 30. Rxa5 Rxa5
31. Rxa5 Nxh2 32. Bxb4 Ng4 33. a4 Ne3 34. Ra8+ Kf7 35. a5 Nd5 36. a6 Nxb4 37.
a7 Nxc2 38. Rf8+ Kxf8 39. a8=Q+ Kg7 40. Kxc2 g4 41. Qe8 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Rocha, Cesidio Monteiro"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2233"]
[PlyCount "68"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d5 6. e5 Bd7 ({RR} 6... Qb6 7.
c4 dxc4 8. Nc3 Nh6 9. Nd5 Qd8 10. Bxc6+ bxc6 11. Ne3 O-O 12. Nxc4 Nf5 13. b3
Nd4 14. Ba3 Bg4 15. Bxc5 Nxf3+ 16. gxf3 Bh3 17. Re1 Qd5 18. Bxe7 Rfe8 19. Bd6
Rad8 20. d4 Qe6 21. Kh1 {Shirov,A (2658)-Marino Bravo,M (2165) Linares ESP
2019 1-0 (31)}) ({RR} 6... a6 7. Bxc6+ bxc6 8. h3 e6 9. d3 Ne7 10. Bf4 O-O 11.
Nbd2 a5 12. c4 Ba6 13. Qc2 Rb8 14. Rfd1 Qb6 15. Rab1 Rb7 16. Be3 Nf5 17. Bf4
Ne7 18. b3 h6 19. Rbc1 Kh7 20. Be3 Nf5 21. cxd5 {Delorme,A (2470)-Biastoch,B 
(2257) chess.com INT 2023 0-1 (37)}) 7. Qe2 Qb6 8. Bxc6 $146 ({RR} 8. a4 Nh6 9.
d3 Nf5 10. Bf4 a6 11. Bxc6 Qxc6 12. h3 h5 13. Re1 O-O 14. Qd2 Bh8 15. d4 b5 16.
b3 bxa4 17. bxa4 cxd4 18. cxd4 Rfc8 19. a5 Qc4 20. Na3 Qa4 21. Reb1 e6 22. Bg5
Rab8 {Jagerflod,K (2156)-Garrido Borja,A Lisbon 2001 1-0 (41)}) 8... Qxc6 9. d4
Rc8 10. dxc5 Qxc5 11. Nd4 e6 12. Be3 Qc4 13. Qxc4 dxc4 14. f4 Ne7 15. Na3 Nd5
16. Rae1 a6 17. Nac2 O-O 18. Bc1 Rfd8 19. g4 Re8 20. Rf2 b5 21. a3 Bc6 22. Nxc6
Rxc6 23. Be3 Bf8 24. Bd4 a5 25. f5 exf5 26. gxf5 Bh6 27. e6 fxe6 28. fxg6 hxg6
29. Be5 Rf8 30. Nd4 Rb6 31. Rxf8+ Bxf8 32. Re4 b4 33. axb4 axb4 34. cxb4 Bxb4
1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Rodrigues, Adriano Pfuhl"]
[Black "Pelikian, Jefferson"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2287"]
[BlackElo "2407"]
[PlyCount "40"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Ne2 e6 8. O-O
Bd6 9. Qd2 ({RR} 9. Bxd6 Qxd6 10. Qe1 Bh5 11. Nd2 O-O 12. Ng3 Bg6 13. Bxg6 hxg6
14. Nf3 b5 15. Ne5 Rab8 16. a3 a5 17. b4 Nd7 18. Nd3 Nb6 19. Qe2 a4 20. h4 Nc4
21. f4 Ne7 22. h5 Nf5 23. Rf3 gxh5 {Yilmaz,M (2604)-Belov,V (2598) Moscow RUS
2019 1-0 (41)}) 9... Bxe2 10. Bxe2 Qc7 $146 ({RR} 10... Ne4 11. Qc1 Bxf4 12.
Qxf4 Qb6 13. Nd2 Qb5 14. b3 Qxb3 15. Nxe4 Qb2 16. Qe3 dxe4 17. Rfc1 Qa3 18.
Rcb1 O-O 19. Rb3 Qe7 20. Qxe4 Rac8 21. Rab1 Na5 22. Rb5 Qa3 23. Rh5 g6 24. Qh4
gxh5 25. Qg5+ {Antony,J (1687)-Neelash,S (2458) Shillong IND 2023 1/2-1/2 (33)}
) 11. Bxd6 Qxd6 12. Qg5 O-O 13. Nd2 Rab8 14. Bd3 e5 15. dxe5 Nxe5 16. Be2 d4
17. cxd4 Qxd4 18. Nf3 Nxf3+ 19. Bxf3 Qxb2 20. Qa5 Qb6 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Silva, Carlos Alessandro"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1/2-1/2"]
[ECO "A26"]
[BlackElo "2293"]
[PlyCount "99"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. O-O e5 7. d3 Nc6 8. Rb1
a5 9. a3 Nh5 10. b4 axb4 ({RR} 10... f5 11. Bg5 Qd7 12. Nd5 axb4 13. axb4 h6
14. b5 hxg5 15. bxc6 bxc6 16. Nb4 Bf6 17. Nxe5 dxe5 18. Bxc6 Qh7 19. Bxa8 Kg7
20. Bg2 Rh8 21. h3 g4 22. Nd5 f4 23. Nxf6 Nxf6 24. h4 g5 25. Qd2 {Maghsoodloo,
P (2732)-Janzelj,T (2443) Austria AUT 2023 1/2-1/2 (48)}) 11. axb4 Ne7 12. Qb3
$146 ({RR} 12. b5 h6 13. Qb3 Kh7 14. Bb2 f5 15. Ra1 Rb8 16. Ra7 f4 17. Nd2 Nf6
18. Nde4 Nxe4 19. Nxe4 Bg4 20. Nc3 f3 21. exf3 Bxf3 22. Bxf3 Rxf3 23. Qd1 Rf7
24. Qe2 Qd7 25. Qe4 c6 26. Qe2 Rbf8 {Gardela Batlle,J (2202)-Barbero Sendic,A 
(2269) Barcelona 2011 1/2-1/2 (86)}) 12... h6 13. Bb2 Be6 14. Ra1 Rb8 15. Ra7
Nc6 16. Raa1 b5 17. Nd2 bxc4 18. Nxc4 Nxb4 19. Qd1 Nxd3 20. Qxd3 Bxc4 21. Qxc4
Rxb2 22. Ra7 c5 23. Bd5 Qe8 24. Ne4 Rb4 25. Nxd6 Rxc4 26. Nxe8 Rd4 27. Nxg7
Kxg7 28. Ba2 Nf6 29. Rb1 Ne4 30. Rbb7 Nd6 31. Rd7 c4 32. e3 Rd2 33. Ra6 c3 34.
Raxd6 c2 35. Rxd2 c1=Q+ 36. Rd1 Qc5 37. R1d5 Qa3 38. Rd2 Kf6 39. Kg2 g5 40.
R2d6+ Kg7 41. Bd5 h5 42. Be4 Qa4 43. Bf5 h4 44. Rg6+ Kh8 45. Rh6+ Kg8 46. Rf6
Qc4 47. Re7 Kg7 48. Rg6+ Kh8 49. Rh6+ Kg8 50. Rg6+ 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Teixeira, Ricardo da Silva"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2294"]
[BlackElo "2389"]
[PlyCount "25"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 Be7 5. Bg5 Nbd7 6. e3 O-O 7. cxd5 exd5 8.
Bd3 c6 9. O-O Re8 10. Qc2 Nf8 11. Rab1 a5 12. a3 Ng6 13. b4 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.14"]
[Round "8"]
[White "Valle, Adriano"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2247"]
[BlackElo "2282"]
[PlyCount "88"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. d5 a5 8. Bg5 h6
9. Bh4 Na6 10. Nd2 Qe8 11. O-O Bd7 12. Bxf6 Bxf6 13. Bg4 h5 14. Bxd7 Qxd7 15.
Nb3 a4 $146 ({RR} 15... b6 16. Nc1 Bg5 17. Nd3 Rae8 18. Qe2 Bh6 19. a3 Nc5 20.
Nxc5 bxc5 21. Rad1 f5 22. Rd3 f4 23. f3 g5 24. h3 Re7 25. Nd1 Qa4 26. Rd2 Rg7
27. Nf2 g4 28. hxg4 hxg4 29. Nxg4 Bg5 30. Qd1 {Deak,G (1978)-Stergiou,G (1765)
Bratislava 2016 1/2-1/2 (51)}) 16. Nc1 Nc5 17. Nd3 Nxd3 18. Qxd3 Bg5 19. b3
axb3 20. axb3 Kg7 21. Rfd1 f5 22. exf5 gxf5 23. Qh3 Qf7 24. Ne2 Kg6 25. Ng3 h4
26. Ne2 Qf6 27. Qc3 e4 28. Qxf6+ Bxf6 29. Nf4+ Kf7 30. Rab1 Rg8 31. Ne6 Ra2 32.
Re1 c5 33. Nf4 Rga8 34. g3 Be5 35. Ne2 Rd2 36. Kf1 Raa2 37. b4 b6 38. bxc5 bxc5
39. Rb7+ Kf6 40. gxh4 f4 41. f3 exf3 42. Nxf4 Rxh2 43. Nh5+ Kg6 44. Nf4+ Kh6
0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Rodrigues, Adriano Pfuhl"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2249"]
[BlackElo "2287"]
[PlyCount "12"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. cxd5 Nxd5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Campelo, Leandro Fabricio"]
[Black "Marques, Vinicius"]
[Result "1/2-1/2"]
[ECO "B61"]
[WhiteElo "2245"]
[BlackElo "2319"]
[PlyCount "34"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 Rc8 8.
f3 Nxd4 9. Qxd4 Qa5 10. Bd2 a6 11. Bd3 Qc5 12. Qxc5 Rxc5 13. O-O $146 ({RR} 13.
b4 Rc8 14. a4 g6 15. b5 a5 16. b6 Bg7 17. Rb1 O-O 18. Nb5 Bxb5 19. Rxb5 Nd7 20.
Ke2 Rc6 21. Rxa5 Nxb6 22. Rb1 Bd4 23. Ra7 Rb8 24. Be3 Bxe3 25. Kxe3 Nc4+ 26.
Ke2 Rb6 27. Rb5 Rxb5 {Hossain,E (2369)-Orozbaev,E (2286) Hangzhou CHN 2023 0-1
(93)}) 13... Be6 14. Be3 Rc8 15. Bd4 Bc4 16. Bxf6 gxf6 17. Nd5 Bxd5 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Di Berardino, Diego Rafael"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "2282"]
[BlackElo "2389"]
[PlyCount "15"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Na6 7. O-O ({RR} 7.
Bg5 Bd7 8. f4 Be7 9. Qf3 Rc8 10. Bb3 Nc5 11. O-O-O a6 12. e5 dxe5 13. fxe5 Nd5
14. Bxe7 Nxe7 15. Ne4 Nxe4 16. Qxe4 Qc7 17. Rhe1 O-O {1/2-1/2 (17) Palac,M 
(2568)-Stevic,H (2512) Bled 2002}) 7... Nc5 8. f4 $146 ({RR} 8. Qe2 a6 9. a3 b5
10. Ba2 Bd7 11. Bg5 Be7 12. Rad1 Qb8 13. f4 h6 14. Bh4 e5 15. Nf5 Bxf5 16. exf5
O-O 17. g4 b4 18. g5 bxc3 19. gxf6 gxf6 20. Qh5 Kg7 21. Rf2 Qe8 22. Rg2+ Kh7 {
Heil,S-Budde,V Germany West 1978 1-0 (47)}) ({RR} 8. Re1 a6 9. a4 Be7 10. Nf3
O-O 11. Be3 Bd7 12. Ba2 Nxa4 13. Nxa4 Bxa4 14. b3 Bc6 15. e5 dxe5 16. Qxd8
Rfxd8 17. Nxe5 Be4 18. c4 Nd7 19. Nxd7 Rxd7 20. Bb1 Bxb1 21. Raxb1 Rc8 22. Bb6
Rc6 {Magallanes,R (2036)-Politov,P (2190) chess.com INT 2021 0-1 (56)}) ({RR} 
8. Qe2 Be7 9. b4 Na6 10. Bxa6 bxa6 11. Nc6 Qc7 12. Nxe7 Qxc3 13. Bd2 Qc7 14.
Nxc8 Rxc8 15. Rac1 Qc4 16. Rfe1 O-O 17. f3 Nd7 18. Qf2 Nb6 19. a3 Rc6 20. Be3
Rfc8 21. Qg3 Kh8 22. f4 f6 {Assumpcao,R (2285)-Disconzi da Silva,R (2359) Sao
Paolo 2011 0-1 (49)}) 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Felipe, Andre de Souza"]
[Black "Bittencourt, Jorge"]
[Result "0-1"]
[ECO "D79"]
[WhiteElo "2136"]
[BlackElo "2303"]
[PlyCount "103"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 g6 5. O-O Bg7 6. cxd5 cxd5 7. d4 O-O 8. Ne5
e6 9. Nc3 Nfd7 10. f4 Nc6 11. Be3 f6 12. Nd3 f5 13. Ne5 Nb6 ({RR} 13... Nf6 14.
Rc1 Bd7 15. Na4 Ne4 16. Nc5 Nxc5 17. Rxc5 Rc8 18. Qd2 b6 19. Nxc6 Bxc6 20. Rc3
Rf7 21. Rfc1 Rfc7 22. R1c2 Bf8 23. Qc1 Qd7 24. a3 Bd6 25. Bf1 a5 26. Qa1 b5 27.
Rc1 b4 28. axb4 {Konopka,M (2381)-Votava,J (2492) Czech Republic CZE 2022 0-1 
(35)}) 14. b3 Bd7 15. Qd2 Qe7 16. Nxc6 $146 ({RR} 16. h4 Nc8 17. Bf2 Nd6 18. e3
Nxe5 19. dxe5 Ne4 20. Nxe4 dxe4 21. Rfd1 Rfd8 22. Qa5 Bc6 23. Be1 Bf8 24. Bc3
b6 25. Qa6 Rxd1+ 26. Rxd1 Qc5 27. Qc4 Qxc4 28. bxc4 Bc5 29. Bd4 Rd8 30. Bf1 Ba4
{Kuljasevic,D (2124)-Jakic,I (2272) Zadar 2000 0-1 (59)}) ({RR} 16. Rfc1 Nc8
17. Nxd7 Qxd7 18. Nb5 Kh8 19. Bf2 a6 20. Nc3 b5 21. a4 b4 22. Na2 a5 23. Rc5
Nd6 24. Rac1 Rfc8 25. Qd3 Ne7 26. e3 Ne4 27. Rxc8+ Nxc8 28. Be1 Ncd6 29. Rc2 g5
30. Nc1 Rc8 {Petrosian,T (2625)-Radjabov,T (2738) Berlin 2015 1/2-1/2 (74)})
16... Bxc6 17. Bf2 Nc8 18. e3 Nd6 19. Rfc1 Rfc8 20. Bf1 Bf8 21. Be1 Qd7 22. a4
a5 23. Bd3 Qd8 24. Qb2 Be7 25. Rc2 Qf8 26. Rcc1 Ne8 27. Nd1 Nf6 28. Nf2 b6 29.
Rc2 Bd7 30. Rxc8 Rxc8 31. Rc1 Ba3 32. Rxc8 Bxb2 33. Rxf8+ Kxf8 34. b4 axb4 35.
Bxb4+ Ke8 36. Nd1 Bc1 37. Bc2 Ng4 38. Bc3 Nxe3 39. Nxe3 Bxe3+ 40. Kf1 Kd8 41.
Ke2 Bc1 42. Bb4 Bb2 43. Kd3 Bc8 44. Ke3 Ba6 45. a5 Bc1+ 46. Kf3 e5 47. Bd3 Kd7
48. h3 Kc6 49. Bc2 Bc8 50. Bd3 Kd7 51. Bc2 Kc6 52. Bd3 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Matsuura, Everaldo"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "2438"]
[BlackElo "2294"]
[PlyCount "104"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Ne7 8. h4
b6 9. h5 h6 10. Bb5+ Bd7 11. Bd3 Nbc6 12. O-O c4 ({RR} 12... Na5 13. a4 Rc8 14.
Re1 Nc4 15. Nh4 Na5 16. Qg4 c4 17. Bf1 Rh7 18. g3 Nf5 19. Nf3 Bc6 20. Qf4 Qd7
21. g4 Ne7 22. Bh3 Bxa4 23. Ra2 b5 24. Kh2 g5 25. hxg6 Nxg6 26. Qg3 Kd8 27. Nh4
{Ding Liren (2813)-Smirnov,A (2569) chess.com INT 2019 0-1 (50)}) ({RR} 12...
O-O 13. Bf4 a6 14. Qd2 c4 15. Be2 b5 16. g4 Kh7 17. Kh2 Rg8 18. Rg1 a5 19. g5
Nf5 20. g6+ fxg6 21. hxg6+ Kh8 22. Rg4 Rgf8 23. Rag1 Kg8 24. Nh4 Nce7 25. Ng2
Qb6 26. Ne3 b4 27. axb4 {Antunez,S (2200)-Shuvalov,E (2073) chess.com INT 2023
1-0 (68)}) 13. Be2 f5 14. exf6 ({RR} 14. Nh4 O-O-O 15. g3 Rdg8 16. Kg2 Qd8 17.
Bf4 Be8 18. Rh1 Bf7 19. Bf3 Kb7 20. Kf1 Qd7 21. Ke2 Rb8 22. Ng2 Ka8 23. Be3 Rb7
24. Nf4 Rf8 25. Rg1 {1/2-1/2 (25) Alvarenga de Carvalho,M (2094)-Teixeira,R 
(2276) Rio de Janeiro 2012}) 14... gxf6 15. Nh2 $146 ({RR} 15. Nh4 O-O-O 16.
Be3 Rdg8 17. Qd2 e5 18. dxe5 Nxe5 19. Bf4 Rh7 20. Bg3 Qc5 21. Qf4 Rf7 22. Ng6
Rfg7 23. Nxe7+ Qxe7 24. Rad1 Be6 25. Rd4 Rg5 26. Rfd1 Kb7 27. a4 Qf7 28. a5 b5
29. Rb1 Ka6 {Van Riemsdijk,H (2350)-Vazquez,R (2300) Santiago de Chile 1989
1-0 (50)}) ({RR} 15. Nh4 O-O-O 16. Be3 Kb7 17. Qd2 Ng8 18. Bf4 Qc8 19. Rfe1 Rh7
20. Bf3 Re8 21. Re2 e5 22. Bxd5 exf4 23. Bxc4 Rg7 24. Ng6 Nce7 25. Qd3 Qc7 26.
Rae1 Bg4 27. Re4 f5 28. Re5 Bxh5 29. Nxf4 Bf7 {Van Riemsdijk,H (2405)-Gamboa,J
(2170) Mar del Plata 1996 1-0 (40)}) 15... O-O-O 16. Ng4 Rdf8 17. Ne3 f5 18. f4
Ng8 19. Bd2 Nf6 20. Bf3 Rhg8 21. Qe2 Be8 22. Be1 Qf7 23. Bh4 Nxh5 24. Bxh5 Qxh5
25. Qxh5 Bxh5 26. Kf2 Kd7 27. Rh1 Be8 28. Ke2 Na5 29. Bf2 h5 30. Nf1 Rg4 31.
Rh4 Rfg8 32. Rxg4 fxg4 33. Bh4 Bg6 34. Ne3 Rf8 35. Bg5 Nb7 36. Nf1 Bxc2 37. Ng3
Bg6 38. Rh1 Rh8 39. Bf6 Rh7 40. Be5 h4 41. Nf1 Nd6 42. Bxd6 Kxd6 43. Ne3 Bf5
44. g3 h3 45. Rh2 b5 46. Kd1 a5 47. Nf1 b4 48. axb4 axb4 49. cxb4 Ra7 50. Nd2
Ra1+ 51. Ke2 c3 52. Rg2 cxd2 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Matsuura, Frederico"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2255"]
[BlackElo "2226"]
[PlyCount "61"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 c5 2. c3 e6 3. e4 d5 4. e5 Qb6 5. Nf3 Nc6 6. a3 a5 7. Bd3 cxd4 8. cxd4
Bd7 9. O-O Nxd4 10. Nxd4 Qxd4 11. Qe2 Ne7 ({RR} 11... Qb6 12. Nc3 Ne7 13. Qg4
Ng6 14. Qg3 Be7 15. Re1 Bc6 16. Rb1 Bh4 17. Qf3 d4 18. Ne4 Nxe5 19. Nd6+ Kd7
20. Qf4 Bxf2+ 21. Qxf2 Kxd6 22. Rxe5 Kxe5 23. Bf4+ Kd5 24. Qf3+ Kc5 25. Rc1# {
1-0 (25) Perez Hernandez,V (1862)-Madelta Glenda (1516) Chennai IND 2022}) 12.
Kh1 Qh4 13. Nc3 $146 ({RR} 13. f4 g6 14. Nc3 Nc6 15. Nb5 Qd8 16. Be3 Nb8 17.
Rac1 Na6 18. Qf2 Bc6 19. Ba7 Rxa7 20. Nxa7 Nb8 21. Nxc6 bxc6 22. Bc2 Bh6 23.
Ba4 O-O 24. Bxc6 Nxc6 25. Rxc6 Qb8 26. Qb6 a4 27. g4 Rc8 {Castrillon Gomez,M 
(2153)-Rovira Contreras,T (2065) Bogota 2013 1-0 (43)}) 13... Nc6 14. Nb5 Rc8
15. f4 Bc5 16. Be3 d4 17. Rac1 b6 18. Bd2 g6 19. Be1 Qe7 20. Qg4 h5 21. Qh3 h4
22. Rf3 a4 23. Qg4 g5 24. Bd2 Kd8 25. Re1 Qe8 26. fxg5 Nxe5 27. Rxe5 Bxb5 28.
Bxb5 Qxb5 29. Rxf7 h3 30. Qxe6 hxg2+ 31. Kxg2 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Pelikian, Jefferson"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2407"]
[BlackElo "2521"]
[PlyCount "17"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8.
Bxe2 Nbd7 9. Nc3 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Pimenta, Jeronimo Marques"]
[Black "Lucena, Lincoln"]
[Result "1-0"]
[ECO "A40"]
[BlackElo "2200"]
[PlyCount "1"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 1-0

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Pinto, Helder Gaioso"]
[Black "De Souza Haro, Paulo Cezar"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "2229"]
[PlyCount "13"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. exf6 $146 ({RR} 7.
Be3 fxe5 8. dxe5 Qc7 9. Qd2 Nxe5 10. Nxe5 Qxe5 11. Bf4 Qf6 12. Qe3 Ne7 13. Be5
Qg6 14. O-O Nc6 15. Bd3 Qf7 16. Bg3 Be7 17. Nd2 c4 18. Bc2 Bf6 19. Nf3 O-O 20.
Ng5 Bxg5 21. Qxg5 Qf6 {Den Uijl,S-Swinkels,E Soest 1995 0-1 (50)}) ({RR} 7. Bb5
Qb6 8. a4 Nge7 9. dxc5 Qc7 10. exf6 gxf6 11. Na3 Bg7 12. Be3 a6 13. Be2 e5 14.
O-O Rd8 15. b4 Bc8 16. b5 Na5 17. Rb1 Nf5 18. Qd2 O-O 19. Rfd1 Nxe3 20. Qxe3 e4
21. b6 Qc6 {Abdusattorov,N (2713)-Ponkratov,P (2577) Almaty KAZ 2022 1-0 (39)})
({RR} 7. Bf4 Qb6 8. b3 cxd4 9. cxd4 Bb4+ 10. Kf1 Nge7 11. exf6 gxf6 12. a3 Ng6
13. Bg3 Be7 14. h4 Rg8 15. h5 Nh8 16. Nc3 Nf7 17. b4 Bd6 18. Bxd6 Nxd6 19. Na4
Qd8 20. Nc5 b6 21. Nxd7 Qxd7 {Mickiewicz,P (2245)-Nozdrachev,L (2324) chess.
com INT 2023 1-0 (37)}) 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Pompeo, Flavio Sposto"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "0-1"]
[ECO "A87"]
[BlackElo "2233"]
[PlyCount "70"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. c4 O-O 6. Nc3 d6 7. O-O Qe8 8. Qb3
e5 9. c5+ Kh8 10. cxd6 cxd6 11. d5 Na6 12. Ng5 $146 ({RR} 12. Rd1 Nc5 13. Qa3
a5 14. Bd2 Bd7 15. b4 axb4 16. Qxb4 e4 17. Nd4 Nxd5 18. Nxd5 Ra4 19. Qb6 Bxd4
20. Qxd6 Ra6 21. Qf4 Ne6 22. Qh6 Bc6 23. Bc3 Bxc3 24. Nxc3 Qf7 25. Rd6 Qg7 26.
Qxg7+ Nxg7 {Haselhorst,H (2173)-Kartsev,S (2208) Dortmund 2006 1/2-1/2 (63)})
12... Nc5 13. Qa3 h6 14. b4 Na6 15. Ne6 Bxe6 16. dxe6 e4 17. Qb3 Nc7 18. Bf4
Nxe6 19. Bxd6 Rf7 20. Rfd1 Rc8 21. Rac1 Ng4 22. h3 Ne5 23. Qa4 Qxa4 24. Nxa4
Nc4 25. Bc5 b5 26. Nc3 Nxc5 27. bxc5 Rxc5 28. Nxb5 Rxb5 29. Rxc4 Rb2 30. g4
Rxa2 31. gxf5 gxf5 32. Rd8+ Kh7 33. Rxe4 Bf6 34. Ree8 Bxd8 35. Rxd8 Rxe2 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Prates, Fabiano Fortes"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2247"]
[BlackElo "2392"]
[PlyCount "70"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Rb8 7. Qd2 b5 8. Nf3
Nd4 9. O-O e6 10. Nh4 Ne7 11. Nd1 b4 12. c3 bxc3 13. bxc3 Ndc6 14. f4 Qb6 $146
({RR} 14... O-O 15. Nf3 f5 16. Re1 Qc7 17. Bf2 Bd7 18. Ne3 Rb5 19. Nc4 Rfb8 20.
Rac1 Na5 21. e5 d5 22. Nd6 Rb2 23. Rc2 Rxc2 24. Qxc2 Nb7 25. Nxb7 Rxb7 26. Rb1
Rxb1+ 27. Qxb1 Qb6 28. Nd2 Nc6 29. Qb3 {Rodriguez,P (2373)-Montero,M Havana
1999 1-0 (61)}) 15. Qf2 O-O 16. g4 f5 17. gxf5 gxf5 18. Qg3 Ba6 19. Kh1 Kh8 20.
Rg1 Bf6 21. e5 dxe5 22. Nf3 Rg8 23. Qf2 Bxd3 24. Bxc5 Qc7 25. fxe5 Nxe5 26.
Bxa7 Rbf8 27. Bb6 Qb8 28. Ba7 Qd6 29. Bc5 Qd5 30. Nxe5 Rxg2 31. Rxg2 Be4 32.
Ng4 fxg4 33. Bd4 Bxg2+ 34. Qxg2 Bxd4 35. Qxd5 Rf1+ 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Rocha, Cesidio Monteiro"]
[Black "Lucena, Jose Silvio"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2190"]
[PlyCount "48"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 {Atlas,V} d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Qxe2 ({RR} 5. Nxe2 Qxd5
6. O-O Nc6 7. Nbc3 Qh5 8. Be3 O-O-O 9. Qd3 Ng4 10. h3 ({RR} 10. Bf4 e5) 10...
Nxe3 11. fxe3 e5 12. Qe4 f6 13. d5 Nb4 14. Ng3 Qg6 15. Nf5 Qf7) 5... Qxd5 6.
Nf3 Nc6 7. c4 Qf5 ({RR} 7... Qe4 8. Be3 ({RR} 8. Nc3 Qxe2+ 9. Nxe2 e6 10. O-O
O-O-O 11. Bf4 Bd6 12. Bxd6 cxd6 13. Rab1 d5 14. c5 Ne4 15. Rfd1 f6 16. Nd2 Ng5
17. h4 Nf7 18. Nf1) 8... e5 9. d5 Nb4 10. Nc3 Qc2 11. Rb1 Ne4 12. Qxc2 Nxc2+
13. Ke2 Nxc3+ 14. bxc3 b6 15. Bc1 f6 16. Nd2 c6 17. Kd3 Na3 18. Rb3) 8. a3 ({RR
} 8. O-O e6 9. Be3 ({RR} 9. d5 Nb4 10. a3 ({RR} 10. dxe6 O-O-O 11. e7 Bxe7 12.
Qxe7 Nc2) ({RR} 10. Nd4 Qd3 11. Qxd3 Nxd3 12. dxe6 O-O-O) 10... Nc2 11. Ra2) ({
RR} 9. Nc3 O-O-O 10. Be3 Bb4) 9... Bd6 ({RR} 9... O-O-O 10. a3) 10. Nc3 O-O 11.
Rad1 Rfe8 12. Qd3 ({RR} 12. Rfe1 Rad8 ({RR} 12... e5 13. d5 e4 14. Nh4 Qe5 15.
g3 ({RR} 15. f4 exf3 16. Nxf3 Qxe3+ 17. Qxe3 Rxe3 18. Rxe3 Bc5) 15... Nb4 16.
Bd4)) 12... Qh5 ({RR} 12... Qxd3 13. Rxd3 e5 14. d5 ({RR} 14. dxe5 Nxe5 15.
Nxe5 Bxe5 ({RR} 15... Rxe5 16. Bf4) 16. h3 Rad8) 14... Na5 15. c5 e4) 13. Ne4
Nxe4 14. Qxe4 f5 15. Qh4 Qxh4 16. Nxh4 f4 17. Bc1 g5 18. Nf3 h6 ({RR} 18... g4
19. Ng5) 19. Rfe1 Rad8 20. g4 Kf7 ({RR} 20... e5 21. d5 ({RR} 21. dxe5 Nxe5 22.
Nxe5 Bxe5 23. Rxd8 Rxd8 24. Rxe5 Rd1+) 21... Nb8 22. Nd2) 21. Kg2 Bb4 ({RR} 
21... Be7 22. b3 ({RR} 22. d5 exd5 23. cxd5 Nb4 24. Ne5+ Kf6) 22... Bf6 23. Bb2
) 22. Re4 Be7 {Atlas,V (2440)-Hodgson,J (2615) Germany 1996 GER-chT [Atlas,V]
1/2-1/2 (63)}) ({RR} 8. Nc3 O-O-O 9. d5 Nb4 10. O-O e6 11. dxe6 fxe6 12. a3 Nc6
13. Re1 Kb8 14. Qxe6 Qh5 15. Bf4 Bd6 16. Bxd6 Rxd6 17. Qe3 a6 18. b4 Ng4 19.
Qf4 Rf6 20. Qg3 Rg6 21. Qf4 Rf6 22. Qg3 Rg6 {Vaishali,R (2403)-Dushyant,S 
(2369) chess.com INT 2022 0-1}) 8... O-O-O ({RR} 8... g6 9. Nc3 Bg7 10. O-O Rd8
11. Rd1 O-O 12. h3 e6 13. Be3 Rd7 14. Rd2 Rfd8 15. Rad1 Ne4 16. Nxe4 Qxe4 17.
Bg5 Qxe2 18. Rxe2 Nxd4) 9. d5 Nb8 10. O-O c6 $146 ({RR} 10... h5 11. Nc3 a6 12.
b4 g5 13. Nxg5 Qg6 14. f3 Re8 15. Nge4 Bg7 16. Bb2 Nbd7 17. c5 Nxe4 18. fxe4
Rhg8 19. Rf3 h4 20. c6 Ne5 21. cxb7+ Kxb7 22. Rh3 Nc4 23. a4 Bd4+ 24. Kh1 Qg7
25. b5 {Babczyk,A (1512)-Rehberg,R (1774) Willingen 2001 0-1 (39)}) ({RR} 10...
e6 11. dxe6 fxe6 12. Re1 Bc5 13. b4 Bd4 14. Nxd4 Rxd4 15. Be3 Rh4 16. Nd2 Nc6
17. Nf3 Re4 18. b5 Ne5 19. Nxe5 Rxe5 20. Rad1 Ng4 21. Qd2 b6 22. Qd3 Qxd3 23.
Rxd3 Rd8 24. Rxd8+ Kxd8 25. Rd1+ {Desjardins,M-Cheng,B (2238) Ottawa 2007 0-1 
(32)}) 11. Ne5 Nfd7 12. f4 e6 13. dxc6 Nxc6 14. Nxc6 bxc6 15. Be3 Bc5 16. b4
Bxe3+ 17. Qxe3 Nb6 18. c5 Nc4 19. Qf2 Rd3 20. a4 Qd5 21. Ra2 Ne3 22. Re1 Ng4
23. Qc2 Rd8 24. g3 Rd1 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Schutt, Ricardo de Amorim"]
[Black "Silva, Carlos Alessandro"]
[Result "1/2-1/2"]
[ECO "C28"]
[WhiteElo "2184"]
[PlyCount "19"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Bb4 5. Nge2 d5 6. exd5 Nxd5 7. O-O Be6 8.
Nxd5 Bxd5 9. Bxd5 Qxd5 10. Nc3 $146 ({RR} 10. Be3 O-O 11. a3 Be7 12. Qd2 Rad8
13. f4 Bc5 14. fxe5 Qxe5 15. Bxc5 Qxc5+ 16. Kh1 Rfe8 17. Ng3 Qe5 18. Qf2 f6 19.
Ne4 Kh8 20. b3 Re7 21. Rae1 Rde8 22. g4 h6 23. Re3 Nd4 24. Rh3 Nc6 {Ernst,
W-Kieninger,G Bad Oeynhausen 1939 1/2-1/2 (73)}) ({RR} 10. Ng3 O-O 11. f4 f5
12. fxe5 Bc5+ 13. Kh1 Nxe5 14. Nxf5 Rae8 15. Bd2 Ng6 16. Qg4 Re5 17. Ng3 Bf2
18. Ne4 Ref5 19. Qe2 Bd4 20. c3 Be5 21. b3 c6 22. Rxf5 Rxf5 23. Rf1 Rxf1+ 24.
Qxf1 Bc7 {Jakubiec,A (2460)-Pedzich,D (2465) Krynica 1997 1-0 (52)}) ({RR} 10.
a3 Bd6 11. f4 f6 12. fxe5 Nxe5 13. Nf4 Qf7 14. d4 O-O-O 15. d5 Rhe8 16. Qd4 Nd7
17. Kh1 Bxf4 18. Bxf4 Nb6 19. c4 Qe7 20. b3 f5 21. a4 g5 22. a5 gxf4 23. axb6
axb6 24. Ra8+ Kd7 {Maters,A (2032)-Kruimer,M Almelo NED 2021 1-0 (53)}) 1/2-1/2

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Silveira Filho, Neri da Silva"]
[Black "Sales Filho, Espedito Severiano"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2293"]
[BlackElo "2068"]
[PlyCount "88"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. h4 Bg4 7. Be2 Nbd7 8.
d4 e6 9. Bg5 ({RR} 9. c3 Bd6 10. Qb3 Qc7 11. Nf1 O-O-O 12. Ne3 e5 13. Nxg4 hxg4
14. Ng5 exd4 15. Nxf7 Nc5 16. Qc4 d3 17. Bxg4+ Kb8 18. Nxh8 Re8+ 19. Be3 Re4
20. Qf7 Nxg4 21. Qxc7+ Kxc7 22. Rh3 Bf4 23. Kd2 Nxf2 {Naroditsky,D (2621)
-Carlsen,M (2863) lichess.org INT 2020 1-0 (31)}) ({RR} 9. c3 Bd6 10. Ng5 Bxg3
11. fxg3 Nb6 12. Bf4 Nbd5 13. Qd2 Nxf4 14. gxf4 Bf5 15. Bd3 Qd5 16. Bxf5 exf5
17. O-O-O O-O 18. Kb1 Rfe8 19. Rhe1 Kf8 20. Qd3 Ng4 21. c4 Qd7 22. Re2 Rxe2 23.
Qxe2 Re8 {Toumi,M (1941)-Abdilkhair,A (2258) Pula (Sardinia) ITA 2023 0-1 (55)}
) 9... Qc7 ({RR} 9... Qb6 10. O-O Bd6 11. c4 Qc7 12. Qd2 O-O-O 13. c5 Nxc5 14.
dxc5 Bxg3 15. Qe3 Bxf3 16. Bxf3 Be5 17. Rfe1 Bd4 18. Qa3 Kb8 19. Rad1 Rd7 20.
b4 Ng4 21. Bxg4 hxg4 22. Qc1 {0-1 (22) Silveira Filho,N (2239)-Lucena,S (2177)
Brazil 2002}) 10. c4 $146 ({RR} 10. Qd3 Bd6 11. Nd2 Bxg3 12. Qxg3 Qxg3 13. fxg3
Bxe2 14. Kxe2 Ng4 15. Ne4 f6 16. Bf4 O-O 17. Rad1 e5 18. dxe5 fxe5 19. Bg5 Ndf6
20. Bxf6 gxf6 21. Rd7 Rf7 22. Rhd1 Raf8 23. Rxf7 Rxf7 24. Rd8+ Kh7 {
Theodorakopoulos,G (2111)-Turov,M (2539) Aghios Kirykos 2000 1/2-1/2 (44)}) ({
RR} 10. Qd2 Bd6 11. O-O-O Nb6 12. Kb1 Nbd5 13. Ne5 Bf5 14. Nxf5 exf5 15. Bf3
Ne4 16. Bxe4 fxe4 17. Rhe1 O-O 18. Rxe4 f6 19. Qe2 fxe5 20. dxe5 Be7 21. Qxh5
Rxf2 22. Qg6 Qb6 23. Kc1 Qc5 24. Red4 Raf8 {Maddaloni,G (1670)-Rombaldoni,D 
(2131) Assisi 2003 0-1}) 10... Bb4+ 11. Bd2 Bd6 12. O-O Bxg3 13. fxg3 Qxg3 14.
Be1 Qc7 15. Nh2 Bxe2 16. Qxe2 O-O 17. g4 Nxg4 18. Nxg4 hxg4 19. Qxg4 f5 20. Qg2
Nf6 21. Bg3 Qf7 22. Rad1 Qg6 23. Bd6 Qxg2+ 24. Kxg2 Rfe8 25. Kf3 Kf7 26. a4 Rh8
27. Rh1 Rh7 28. a5 a6 29. Rd3 g5 30. Rb3 g4+ 31. Ke3 Kg6 32. Be5 Nh5 33. Rb6
Rd7 34. Rd1 Rad8 35. Rd3 Kf7 36. Rdb3 f4+ 37. Ke4 f3 38. Ke3 Kg6 39. Rxb7 Rxb7
40. Rxb7 Rf8 41. Kf2 g3+ 42. Bxg3 Nxg3 43. h5+ Kh6 44. Re7 Rf6 0-1

[Event "BRA-ch 69th"]
[Site "Brasilia"]
[Date "2003.01.15"]
[Round "9"]
[White "Valle, Adriano"]
[Black "Araujo, Adalberto"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2247"]
[BlackElo "2275"]
[PlyCount "51"]
[EventDate "2003.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4
Re8 9. f3 c6 10. Nc2 Na6 11. Kh1 Be6 ({RR} 11... Nc7 12. Bg5 h6 13. Bh4 d5 14.
f4 dxe4 15. Qxd8 Rxd8 16. Nxe4 Re8 17. Nxf6+ Bxf6 18. Bxf6 Rxe2 19. Nd4 Re4 20.
Rae1 Rxe1 21. Rxe1 Ne6 22. f5 gxf5 23. Nxf5 Kh7 24. Nd6 Bd7 25. Nxb7 Rb8 26.
Nd6 {Navara,D (2697)-Jones,G (2670) Tornelo INT 2020 1-0 (48)}) 12. Bg5 ({RR} 
12. Nd4 Nc7 13. Bg5 h6 14. Bh4 Qd7 15. Qd2 Nh5 16. Rfd1 g5 17. Bf2 Nf4 18. Bf1
Be5 19. Be3 f5 20. g3 Ng6 21. f4 gxf4 22. gxf4 Bg7 23. Bh3 Ne7 24. Nxe6 Qxe6
25. Qxd6 Qxd6 26. Rxd6 fxe4 {Nikhil,M (1850)-Shaun Deon Sequeira (1620)
Hyderabad IND 2023 1-0 (43)}) 12... h6 13. Bh4 g5 $146 ({RR} 13... Qc7 14. Qd2
Rad8 15. Rad1 Kh7 16. b3 d5 17. cxd5 cxd5 18. Bxf6 Bxf6 19. Nxd5 Bxd5 20. exd5
Bc3 21. Qd3 Nc5 22. Qxc3 Rxe2 23. Rfe1 Rxe1+ 24. Rxe1 Rxd5 25. Re8 Rd1+ 26. Ne1
f6 27. Qc4 h5 28. h4 {Averjanov,A (2399)-Silva Lucena,C (2292) chess.com INT
2022 1-0}) 14. Bf2 d5 15. exd5 cxd5 16. c5 Nb8 17. Nb5 Nc6 18. Nd6 Re7 19. Bb5
Qd7 20. Nd4 Ne8 21. Rc1 a6 22. Ba4 Rb8 23. Re1 Nxd6 24. cxd6 Qxd6 25. Bxc6 bxc6
26. Bg3 1-0

[Event "BRA-ch playoff"]
[Site "Rio de Janeiro"]
[Date "2003.04.23"]
[Round "1"]
[White "Teixeira, Ricardo da Silva"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2350"]
[BlackElo "2511"]
[PlyCount "60"]
[EventDate "2003.04.23"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e4 Bb4 5. d3 O-O 6. g3 d6 7. Bg2 Nd4 8. h3 ({
RR} 8. Nxd4 exd4 9. a3 Ba5 10. b4 dxc3 11. bxa5 c6 12. a6 bxa6 13. Qc2 d5 14.
e5 Re8 15. d4 Ne4 16. cxd5 cxd5 17. f3 Nd6 18. O-O Nf5 19. Qxc3 Qb6 20. Be3 Bd7
21. Rab1 Rac8 22. Qd2 Qe6 {Bu,X (2681)-Xiu,D (2508) Hefei 2010 1-0 (67)}) 8...
Nxf3+ ({RR} 8... c6 9. O-O Nxf3+ 10. Qxf3 h6 11. Bd2 Re8 12. a3 Ba5 13. b4 Bc7
14. Rad1 Be6 15. Kh2 a6 16. a4 a5 17. b5 Nd7 18. Be3 Bb6 19. Bc1 Bc5 20. Qe2
Nb6 21. Qc2 Qc7 22. f4 f6 23. Ne2 {Krutko,A (2397)-Zarubitski,V (2413) chess.
com INT 2021 1-0 (45)}) 9. Qxf3 Ne8 $146 ({RR} 9... Nd7 10. O-O Bxc3 11. bxc3
Nc5 12. Ba3 Qe8 13. Qe3 b6 14. f4 exf4 15. gxf4 Bb7 16. f5 f6 17. Rf2 Rf7 18.
Kh1 Re7 19. Rg1 Qh5 20. Bc1 Rae8 21. Kh2 Kh8 22. Rf4 Nd7 23. Qg3 Ne5 24. d4 {
Gross,S (2355)-Meduna,E (2390) Marianske Lazne 1978 0-1 (34)}) ({RR} 9... Nd7
10. O-O Bxc3 11. bxc3 Nc5 12. Ba3 Qe8 13. Qe3 b6 14. f4 exf4 15. gxf4 Bb7 16.
f5 f6 17. Rf2 Rf7 18. Kh1 Re7 19. Rg1 Qh5 20. Bc1 Rae8 21. Kh2 Kh8 22. Rf4 Nd7
23. Qg3 Ne5 24. d4 {Gross,S (2355)-Meduna,E (2390) Marianske Lazne 1978 0-1 
(34)}) 10. O-O c6 11. Qd1 f5 12. exf5 Bxf5 13. Qb3 Bxc3 14. Qxc3 Qd7 15. g4 Bg6
16. f4 exf4 17. Bxf4 Nc7 18. d4 Ne6 19. Be3 d5 20. Rxf8+ Rxf8 21. cxd5 cxd5 22.
Qa5 Be4 23. Rf1 Bxg2 24. Rxf8+ Kxf8 25. Kxg2 a6 26. Qd2 Ke8 27. b3 Qc7 28. Kf3
Kd7 29. Kg2 Ke7 30. Qd3 Qf4 0-1

[Event "BRA-ch playoff"]
[Site "Rio de Janeiro"]
[Date "2003.04.24"]
[Round "2"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2511"]
[BlackElo "2350"]
[PlyCount "77"]
[EventDate "2003.04.23"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Be7
8. Bg5 O-O 9. Bd3 b6 10. Qe2 ({RR} 10. Bxf6 Bxf6 11. Be4 Rb8 12. Qd3 h6 13. h4
c5 14. g4 cxd4 15. g5 dxc3 16. gxf6 Qxd3 17. Bxd3 cxb2 18. Rb1 gxf6 19. Rg1+
Kh8 20. Rxb2 Bb7 21. Ke2 Rbd8 22. Rd2 Bxf3+ 23. Kxf3 Rd4 24. Ke3 Rxh4 {
Savchenko,B (2642)-Heberla,B (2532) Konya 2010 1/2-1/2}) ({RR} 10. Qc2 h6 11.
h4 Bb7 12. O-O-O Qd5 13. Bxf6 Bxf6 14. Kb1 Rfd8 15. Rde1 Qa5 16. Bh7+ Kf8 17.
Be4 Bxe4 18. Qxe4 Qd5 19. Qh7 c5 20. Re3 cxd4 21. cxd4 Rac8 22. Rd1 Rc5 23. g4
Rdc8 24. g5 hxg5 {Fajdetic,H (2151)-Zheenbekov,N (2060) chess.com INT 2023 0-1}
) 10... Bb7 11. O-O ({RR} 11. O-O-O Nd7 12. Bf4 Bd6 13. Ne5 Qe7 14. Qe3 Rfe8
15. Bb5 Nxe5 16. dxe5 Bc5 17. Qg3 c6 18. Bd3 Qc7 19. Qh4 g6 20. Qg3 Bf8 21. h4
c5 22. h5 c4 23. Bc2 b5 24. Qh2 Rad8 25. Rxd8 Rxd8 {Lima,D (2511)-Teixeira,R 
(2350) Rio de Janeiro 2003 1-0 (45)}) 11... Nd7 $146 ({RR} 11... Bxf3 12. Qxf3
Qd5 13. Qxd5 Nxd5 14. Bxe7 Nxe7 15. Rfe1 Rad8 16. Rad1 Rd6 17. Kf1 Rfd8 18. Ke2
h6 19. Rd2 Kf8 20. Red1 c6 21. g3 f5 22. Bc4 a5 23. a3 a4 24. Rd3 g5 25. Re3
Kf7 26. Re1 {Johnsen,S (2005)-Guindy,E (2005) Nykobing 1991 1-0 (41)}) ({RR} 
11... h6 12. Bh4 Nh5 13. Bxe7 Qxe7 14. Qe3 Rac8 15. Be4 Bxe4 16. Qxe4 c5 17.
Rad1 Nf6 18. Qh4 Qb7 19. Rfe1 Rfd8 20. Ne5 cxd4 21. Rxd4 Rxd4 22. Qxd4 Qd5 23.
Qxd5 Nxd5 24. Re4 g5 25. g3 Kg7 26. Rd4 {Biryukov,D (2379)-Abramov,L (2200)
Saratov 2010 1-0 (41)}) 12. Bxe7 Qxe7 13. Rad1 c5 14. d5 Bxd5 15. Bxh7+ Kxh7
16. Rxd5 Nf6 17. Rd3 Rad8 18. Rfd1 Kg8 19. Ne5 Qc7 20. f4 a6 21. Qd2 Ne4 22.
Qe2 Nf6 23. Qd2 Ne4 24. Qc2 Nf6 25. Qa4 Rxd3 26. Rxd3 Nd5 27. g3 Qb7 28. Qd7
Qxd7 29. Nxd7 c4 30. Rxd5 exd5 31. Nxf8 Kxf8 32. Kf2 d4 33. cxd4 Ke7 34. Ke3
Ke6 35. g4 b5 36. h4 b4 37. h5 a5 38. g5 a4 39. Kd2 1-0

[Event "BRA-ch playoff"]
[Site "Rio de Janeiro"]
[Date "2003.04.25"]
[Round "3"]
[White "Teixeira, Ricardo da Silva"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2350"]
[BlackElo "2511"]
[PlyCount "89"]
[EventDate "2003.04.23"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. Nc3 d5 4. d4 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8.
cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 b6 12. O-O Bb7 13. Rfe1 Nd7 14. Re3
({RR} 14. a4 Rc8 15. Bd3 a5 16. Bb5 h6 17. Qb2 Bc6 18. Rad1 Bxb5 19. Qxb5 Qc7
20. d5 exd5 21. exd5 Qd6 22. Nd4 Rc5 23. Qf1 Rxd5 24. Nf5 Rxd1 25. Nxd6 Rxd6
26. Rd1 Rxd1 27. Qxd1 Nc5 28. h4 Re8 {Nakamura,H (2787)-Wei,Y (2696) Bilbao
2016 1/2-1/2 (35)}) 14... Rc8 15. Bd3 ({RR} 15. Bb3 Nf6 16. Qe1 Re8 17. Rd1 Ng4
18. Re2 Ba6 19. Red2 Bc4 20. Bc2 Bxa2 21. Ba4 Bc4 22. Bxe8 Qxe8 23. d5 exd5 24.
exd5 Qxe1+ 25. Rxe1 Nf6 26. Rc2 b5 27. Nd2 Nxd5 28. Nxc4 bxc4 29. Rxc4 Rb8 {
Bentel,R (2201)-Perske,P (2076) Baden Baden GER 2023 1-0 (43)}) 15... Qe7 16.
Rae1 $146 ({RR} 16. Qb2 Nf6 17. Nd2 Rfd8 18. Rh3 h6 19. Rg3 Nh5 20. Re3 Qd6 21.
Nf3 Qc7 22. Rd1 Nf6 23. Bb1 a6 24. h3 b5 25. Nh2 Qb6 26. Ng4 Nxg4 27. hxg4 Rd7
28. Re2 Rcd8 29. Red2 Bc6 30. Qc3 b4 {Amigues,E (2349)-Cyborowski,L (2564)
Cappelle-la-Grande 2005 0-1 (43)}) 16... Rfd8 17. h4 e5 18. d5 Nf6 19. Qb2 Ng4
20. R3e2 f6 21. Rc1 Nh6 22. Rec2 Nf7 23. Rxc8 Rxc8 24. Rxc8+ Bxc8 25. Qc2 Nd6
26. Nd2 Kf8 27. g3 Qd8 28. Nc4 Bg4 29. Nxd6 Qxd6 30. Ba6 Qc5 31. Qxc5+ bxc5 32.
Kg2 Bd1 33. f4 Ke7 34. fxe5 fxe5 35. Kf2 Kd6 36. Ke3 h6 37. Kd2 Bf3 38. Ke3 Bg4
39. a4 Bd1 40. a5 Bc2 41. Bb5 Bb3 42. Kd3 Bd1 43. Kc3 Bg4 44. Bd3 Bc8 45. Bb5
1/2-1/2

[Event "BRA-ch playoff"]
[Site "Rio de Janeiro"]
[Date "2003.04.26"]
[Round "4"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2511"]
[BlackElo "2350"]
[PlyCount "89"]
[EventDate "2003.04.23"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Be7
8. Bg5 O-O 9. Bd3 b6 10. Qe2 ({RR} 10. Bxf6 Bxf6 11. Be4 Rb8 12. Qd3 h6 13. h4
c5 14. g4 cxd4 15. g5 dxc3 16. gxf6 Qxd3 17. Bxd3 cxb2 18. Rb1 gxf6 19. Rg1+
Kh8 20. Rxb2 Bb7 21. Ke2 Rbd8 22. Rd2 Bxf3+ 23. Kxf3 Rd4 24. Ke3 Rxh4 {
Savchenko,B (2642)-Heberla,B (2532) Konya 2010 1/2-1/2}) ({RR} 10. Qc2 h6 11.
h4 Bb7 12. O-O-O Qd5 13. Bxf6 Bxf6 14. Kb1 Rfd8 15. Rde1 Qa5 16. Bh7+ Kf8 17.
Be4 Bxe4 18. Qxe4 Qd5 19. Qh7 c5 20. Re3 cxd4 21. cxd4 Rac8 22. Rd1 Rc5 23. g4
Rdc8 24. g5 hxg5 {Fajdetic,H (2151)-Zheenbekov,N (2060) chess.com INT 2023 0-1}
) 10... Bb7 11. O-O-O ({RR} 11. O-O Nd7 12. Bxe7 Qxe7 13. Rad1 c5 14. d5 Bxd5
15. Bxh7+ Kxh7 16. Rxd5 Nf6 17. Rd3 Rad8 18. Rfd1 Kg8 19. Ne5 Qc7 20. f4 a6 21.
Qd2 Ne4 22. Qe2 Nf6 23. Qd2 Ne4 24. Qc2 Nf6 25. Qa4 Rxd3 {Lima,D (2511)
-Teixeira,R (2350) Rio de Janeiro 2003 1-0 (39)}) 11... Nd7 $146 ({RR} 11...
Qd5 12. Kb1 Rfe8 13. Ka1 Qa5 14. h4 c5 15. Rhe1 Bd5 16. Bb1 Rad8 17. Qc2 g6 18.
Ne5 cxd4 19. Rxd4 Bxa2 20. Bxa2 Rxd4 21. Nc6 Qc5 22. Nxd4 Nd5 23. Qa4 Rc8 24.
Bxd5 {1-0 (24) Gempe,T (2215)-Zimmermann,F Gruenheide 1996}) ({RR} 11... h6 12.
Bd2 c5 13. Rhg1 Qd5 14. c4 Qd6 15. g4 Rfd8 ({RR} 15... cxd4 16. g5 hxg5 17.
Bxg5 Rfd8 18. Ne5 Rac8 19. Rg3) 16. g5 hxg5 17. Bxg5 Kf8 18. Ne5 cxd4 19. Bf4
Qc5 20. Rg5 Rd5 21. Kb1 Rxe5 22. Bxe5 Qc6 23. Rg3 g6 24. Rh3 Qg2 25. Rg3 Qc6
26. Bc2 {Jakobsen,O-Stepak,Y Marianske Lazne 1962 1-0 (35)}) 12. Bf4 Bd6 13.
Ne5 Qe7 14. Qe3 Rfe8 15. Bb5 Nxe5 16. dxe5 Bc5 17. Qg3 c6 18. Bd3 Qc7 19. Qh4
g6 20. Qg3 Bf8 21. h4 c5 22. h5 c4 23. Bc2 b5 24. Qh2 Rad8 25. Rxd8 Rxd8 26.
hxg6 fxg6 27. Bxg6 Rd7 28. Bc2 Rg7 29. Kb1 Bxg2 30. Rg1 Qb7 31. Bh6 Rg4 32.
Bxf8 Kxf8 33. Qh6+ Rg7 34. Qxe6 Qe7 35. Qc8+ Kf7 36. Qf5+ Kg8 37. Qc8+ Kf7 38.
f4 Bd5 39. Qf5+ Ke8 40. Qc8+ Kf7 41. Qf5+ Ke8 42. Rd1 Be6 43. Qh5+ Qf7 44. Qh4
Qc7 45. f5 1-0

[Event "BRA-ch playoff"]
[Site "Rio de Janeiro"]
[Date "2003.05.01"]
[Round "5"]
[White "Teixeira, Ricardo da Silva"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2350"]
[BlackElo "2511"]
[PlyCount "80"]
[EventDate "2003.04.23"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 {Tsesarsky,I} d5 2. d4 e6 3. c4 Nf6 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7.
bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 b6 12. O-O Bb7 13.
Rfe1 Nd7 14. a4 ({RR} 14. Qf4 Rc8 15. Bb3 Qc7 ({RR} 15... Re8 16. Re3 Qf6 17.
Qg3 Red8 18. Rd1) 16. Qh4 h6 17. Re3 Rfd8 18. Rae1 Nf6 19. h3 b5 20. d5 exd5
21. e5 Ne4 22. e6 fxe6 23. Nd4 Re8 24. Nxe6 Rxe6 25. Rxe4 Rxe4 26. Qxe4 Qc5) ({
RR} 14. d5 exd5 15. Bxd5 Nc5 16. Rad1 Bxd5 17. exd5 Qd6 18. Ne5 Rfe8 19. Nc6
Ne4 20. Qd4 Nf6 21. Rxe8+ Rxe8 22. h3 ({RR} 22. Nxa7 Qe7 ({RR} 22... Qxd5))) ({
RR} 14. Re3 Rc8 15. Bd3 Qc7 16. Rae1 Nf6 ({RR} 16... h6) 17. e5 Nd5 18. Ng5 h6
({RR} 18... Nxe3 19. Bxh7+ Kh8 20. Qxe3 Qc3 21. Bd3 Kg8 22. Rd1) 19. Rh3 Qe7
20. Nh7 Rc7 ({RR} 20... Rfd8 21. Rxh6 ({RR} 21. Be4 Rd7 22. Bxd5 Kxh7 23. Bxb7
Rxb7 24. d5) 21... gxh6 22. Qxh6) 21. Nxf8) ({RR} 14. Rad1) 14... a6 ({RR} 
14... Rc8 15. Bd3 a5 ({RR} 15... Nb8 16. a5 Nc6 17. axb6 Nxd4 18. Nxd4 Qxd4 19.
bxa7) ({RR} 15... Qc7 16. a5 Rfd8 17. axb6 axb6 18. Rac1 Qd6 19. Rb1 Rc7 20.
Qe3 Ra8 21. e5 Qd5 22. Rb5 Qc6 23. d5 exd5 24. Nd4 Qh6 25. Qxh6 gxh6) ({RR} 
15... a6 16. Qe2 Nb8 17. Rab1 Rc3 18. Rec1 Rxc1+ 19. Rxc1 Nc6 20. Bxa6 Bxa6 21.
Qxa6 Nxd4 22. Nxd4 Qxd4 23. Qc4) ({RR} 15... f5 16. Ng5 Qf6 ({RR} 16... Rf6 17.
exf5) 17. Bb5) 16. Bb5 h6 17. Qb2 Bc6 18. Rad1 Bxb5 19. Qxb5 Qc7 20. d5 exd5
21. exd5 Qd6 22. Nd4 Rc5 23. Qf1 Rxd5 24. Nf5 Rxd1 25. Nxd6 Rxd6 26. Rd1 Rxd1
27. Qxd1 Nc5 28. h4 Re8 29. h5 {Nakamura,H (2787)-Wei,Y (2696) Bilbao 2016 1/
2-1/2 (35)}) ({RR} 14... Rc8 15. Bd3 e5 16. d5 Nc5 17. Bc4 ({RR} 17. Ra3 Qd6
18. Qb2 f5 19. Nxe5 ({RR} 19. exf5 Nxd3 20. Rxd3 Rxf5) 19... fxe4 20. Bb1 Rce8
21. Nc4 Qxd5 22. Nxb6 ({RR} 22. Rg3 Qd7 23. Ne5 Qe6 24. Rxg7+ Kxg7 25. Nd7+ Rf6
26. Nxc5 bxc5 27. Qxb7+ Re7) 22... Qg5 23. Rg3 Qe7 24. Nc4) 17... f6 18. Nh4
Qd7 19. Qe2 ({RR} 19. Nf5 Nxe4) 19... g6 ({RR} 19... Nxa4 20. Bb5) 20. a5 Qd6
21. h3 Rb8 22. Nf3 Kg7 23. Nd2 f5 ({RR} 23... Rfd8) 24. axb6 axb6 25. Ra7 fxe4
({RR} 25... Rf7 26. exf5 Rxf5 ({RR} 26... gxf5 27. Qxe5+) 27. Ba2 ({RR} 27. g4
Rf4 28. Qxe5+ Qxe5 29. Rxe5 Rd4 30. Nb3 Rxc4 31. Nxc5 Rxc5 32. Re7+ Kg8 33.
Raxb7 Rxb7 34. Rxb7 Rxd5 35. Rxb6) 27... Rbf8 28. f3 ({RR} 28. Ne4 Qb8 29. Nxc5
bxc5 30. Qa6 R5f7 31. Qa5 Bxd5 32. Rxf7+ Bxf7 33. Bxf7 Rxf7 34. Qxc5 Qc7)) 26.
Nxe4 Nxe4 27. Qxe4 Rf4 ({RR} 27... Kg8 28. Qxe5) 28. Qe2 ({RR} 28. Qxe5+ Qxe5
29. Rxe5 Rxc4 30. Re7+ Kg8 ({RR} 30... Kf6 31. Raxb7 Rxb7 32. Rxb7 Ke5 33. Rxb6
Kxd5 34. Rb7) 31. Raxb7 Rxb7 32. Rxb7 Rd4 33. Rd7 ({RR} 33. Rxb6 Rxd5) 33... b5
34. Kf1 b4 35. Ke2 b3 36. Rb7 Rxd5 37. Rxb3) 28... Kh8 ({RR} 28... Kg8 29. Ba2)
29. Bb3 {Gulko,B (2643)-Lima,D (2525) Istanbul 2000 EXT 2001 [Tsesarsky,I] 1-0
(31)}) 15. Rad1 $146 ({RR} 15. h3 Qc7 16. Bd3 Rfc8 17. Rec1 Qd8 18. Re1 h6 19.
Ra3 Rc7 20. Qb2 Rac8 21. Rb3 a5 22. Qa1 Ra8 23. Bb5 Nf6 24. Bd3 Nd7 25. Bb5 Nf6
26. Bd3 Nd7 27. Bb5 {1/2-1/2 (27) Drenchev,P (2344)-Tomic,A (2352) Banja
Vrujci SRB 2022}) 15... Qc7 16. Bd3 Rfc8 17. Qb4 Rab8 18. Bb1 b5 19. axb5 axb5
20. d5 Qc5 21. Qd2 e5 22. Qg5 Qd6 23. Nh4 Qf6 24. Qxf6 Nxf6 25. Nf5 Kf8 26. Rc1
Rxc1 27. Rxc1 Rc8 28. Rxc8+ Bxc8 29. Nd6 Bd7 30. f3 Ke7 31. Nb7 Bc8 32. Nc5 Kd6
33. Nd3 Nd7 34. Kf2 f5 35. Ke3 Nf6 36. h3 fxe4 37. fxe4 Bd7 38. Bc2 Be8 39. Bd1
Bg6 40. Bf3 h6 1/2-1/2

[Event "BRA-ch playoff"]
[Site "Rio de Janeiro"]
[Date "2003.05.02"]
[Round "6"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2511"]
[BlackElo "2350"]
[PlyCount "63"]
[EventDate "2003.04.23"]
[EventType "match"]
[EventRounds "8"]
[EventCountry "BRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Be7
8. Bd3 O-O 9. Qe2 b6 10. Bf4 Bb7 11. O-O-O ({RR} 11. Rd1 Qc8 12. O-O c5 13.
Rfe1 a6 14. Bb1 b5 15. Ne5 cxd4 16. cxd4 Qd8 17. Qd3 Qd5 18. Qh3 Rfd8 19. Re3
g6 20. Bg5 Rac8 21. Bxf6 Bxf6 22. Nxf7 Kxf7 23. Qxh7+ Kf8 24. Rf3 Qg5 25. Bxg6
{1-0 (25) Cheparinov,I (2686)-Meier,G (2621) chess.com INT 2020}) 11... Qc8 12.
Kb1 c5 13. Be5 $146 ({RR} 13. dxc5 Qxc5 14. Be3 Qc7 15. Bd4 Rfd8 16. h4 Bc5 17.
Be5 Bd6 18. Bxf6 gxf6 19. Nd4 Qc5 20. Rhe1 Bf8 21. f4 Bg7 22. g4 Rd6 23. Bc2
Rad8 24. a3 h6 25. Rg1 Kf8 26. Rdf1 Bd5 27. Bd3 f5 {Perez Candelario,M (2621)
-Moreno Trujillo,A (2519) Linares ESP 2019 1/2-1/2 (58)}) ({RR} 13. h4 Rd8 14.
Ne5 Kf8 15. Bc2 cxd4 16. cxd4 Bd6 17. Bg5 Bd5 18. Ng4 Be7 19. Nxf6 Bxf6 20.
Bxf6 gxf6 21. Qh5 Bxa2+ 22. Kc1 Bb3 23. Qxh7 Qc4 24. Rh3 Bxc2 25. Qxc2 Rxd4 26.
Rxd4 Qxd4 27. h5 Qe5 {Kraemer,M (2173)-Meier,G (2253) Willingen 2003 1/2-1/2})
13... cxd4 14. Bxd4 Nd7 15. h4 h6 16. g4 e5 17. Nxe5 Nxe5 18. Bxe5 Bxh1 19.
Rxh1 Re8 20. Qe4 f5 21. gxf5 Bf6 22. Bc4+ Kh8 23. Be6 Qd8 24. f4 Qe7 25. Rg1
Rad8 26. Kc2 Rf8 27. Rg6 Qc5 28. Qe2 Rde8 29. Qh5 Rxe6 30. fxe6 Qf2+ 31. Kb3
Qf1 32. Bxf6 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Rocha, Wellington Carlos"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2440"]
[BlackElo "2229"]
[PlyCount "105"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 Bb7 7. h5 ({RR} 7. f3 h6
8. h5 g5 9. Nge2 Nd7 10. Ng3 e6 11. O-O-O Nb6 12. Kb1 Nc4 13. Bxc4 bxc4 14. Ka1
Ne7 15. Nge2 a5 16. f4 gxf4 17. Nxf4 Qb8 18. g4 Nc6 19. d5 Nd8 20. Rhf1 a4 21.
a3 e5 {Danielyan,V (2307)-Neagu,R (2321) chess.com INT 2023 1-0 (35)}) 7... b4
8. h6 $146 ({RR} 8. Nd5 a5 9. f3 Nd7 10. O-O-O e6 11. Nf4 Ne7 12. Ngh3 e5 13.
dxe5 Nxe5 14. Bb5+ Bc6 {1-0 (14) Dominguez Perez,L (2712)-Mamedyarov,S (2733)
Beijing 2011}) ({RR} 8. Nd5 a5 9. h6 Bf8 10. Bd3 e6 11. Nf4 Nd7 12. Nf3 Ngf6
13. Ng5 e5 14. Ne2 c6 15. Bc4 d5 16. exd5 cxd5 17. Bb5 Ng4 18. dxe5 Bxh6 19. e6
fxe6 20. Rxh6 Nxh6 21. Nxe6 Qe7 22. Nc7+ Kf7 {Rytenko,V (2362)-Delaney,K (2296)
chess.com INT 2022 1-0 (32)}) 8... Nxh6 9. Bxh6 bxc3 10. Qxc3 Bxh6 11. d5 e5
12. Rxh6 Nd7 13. Nf3 Nf6 14. Rh4 h5 15. g3 Bc8 16. Nd2 O-O 17. Be2 Bd7 18.
O-O-O Qe7 19. Rdh1 c6 20. Qe3 cxd5 21. Bxh5 Kg7 22. Bf3 Rh8 23. exd5 Rxh4 24.
Rxh4 Rh8 25. Rxh8 Kxh8 26. Qh6+ Kg8 27. Qh4 Bf5 28. Be4 Bc8 29. Bg2 Kf8 30. Ne4
Ng8 31. Qxe7+ Kxe7 32. c4 f5 33. Nc3 Nf6 34. Kd2 Ng4 35. f3 Nf6 36. b4 Nh5 37.
Ne2 Bb7 38. g4 Nf6 39. gxf5 gxf5 40. Bh3 Bc8 41. a4 Kd8 42. a5 Kc7 43. Nc3 Nh5
44. Na4 Nf4 45. Bf1 Bb7 46. Nb6 Kb8 47. Bd3 Nxd3 48. Kxd3 Kc7 49. Ke3 f4+ 50.
Ke4 Bc8 51. Nxc8 Kxc8 52. c5 Kd7 53. cxd6 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Miranda, Roberto Calheiros J"]
[Black "Resende, Antonio Carlos"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "2213"]
[BlackElo "2368"]
[PlyCount "78"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 a6 7. a4 g6 8. g3 Bg7
9. Bg2 O-O 10. Nge2 Nbd7 11. O-O Re8 12. Qc2 $146 ({RR} 12. Rb1 Rb8 13. f4 b5
14. axb5 axb5 15. b4 c4 16. Nd4 Qb6 17. Be3 Ng4 18. Qxg4 Bxd4 19. Nd1 Bxe3+ {
0-1 (19) Simon,J (1631)-Krausert,H (1816) Obernau 2009}) ({RR} 12. f4 b6 13. f5
Rb8 14. fxg6 hxg6 15. Bg5 b5 16. axb5 axb5 17. Qc2 Qb6 18. Kh1 c4 19. Rf3 Ng4
20. h3 Nge5 21. Be3 Nc5 22. Rff1 Qc7 23. Nd4 Bd7 24. Nd1 Ned3 25. Nf2 Qc8 26.
Ra7 Ra8 {Yakupov,D-Khaziev,A (2012) Sterlitamak 2010 1/2-1/2 (44)}) 12... Qe7
13. Re1 h5 14. Bg5 Qf8 15. Rad1 Nh7 16. Bc1 Rb8 17. a5 Qe7 18. f4 Qd8 19. Qa4
b5 20. axb6 Nxb6 21. Qc2 h4 22. Bf3 hxg3 23. hxg3 Nc4 24. e5 dxe5 25. Ne4 Nd6
26. Qxc5 Nxe4 27. Bxe4 exf4 28. Nxf4 Bg4 29. Rd3 Ng5 30. Rde3 Rc8 31. Qb4 f5
32. Nxg6 fxe4 33. Rf1 Nf3+ 34. Rexf3 Bxf3 35. d6 Qd7 36. Nf4 Qa7+ 37. Kh2 Rc2+
38. Bd2 Qd4 39. Qb3+ Qc4 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Molina, Roberto Junio Brito"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2227"]
[BlackElo "2409"]
[PlyCount "94"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 c5 2. e3 g6 3. Nf3 Bg7 4. Bd3 Nc6 5. c3 d6 6. Nbd2 Nf6 7. O-O O-O 8. Qe2
b6 ({RR} 8... e5 9. dxe5 dxe5 10. e4 h6 11. Nc4 Qc7 12. Be3 b6 13. Rfd1 Be6 14.
Na3 Rad8 15. Ne1 Rd7 16. f3 Rfd8 17. Bc4 Bxc4 18. Nxc4 Ne8 19. b3 Nd6 20. Nxd6
Rxd6 21. Nd3 Bf8 22. Nb2 R6d7 23. Rxd7 {Ilkhomi,J (2040)-Sattarov,B (2387)
chess.com INT 2023 1/2-1/2 (69)}) 9. Re1 ({RR} 9. e4 cxd4 10. cxd4 Nb4 11. Bb5
Bb7 12. a3 Nc6 13. d5 Nb8 14. Nb3 Nbd7 15. Bg5 Nc5 16. Nxc5 bxc5 17. Bxf6 Bxf6
18. Ba6 Qb6 19. Bxb7 Qxb7 20. Rab1 a5 21. Nd2 a4 22. Nc4 Qb5 23. Rfc1 Rfb8 {
Rego,V (2402)-EXCELADDIKT (2574) lichess.org 2021 0-1 (43)}) 9... Qc7 $146 ({RR
} 9... Bb7 10. a4 Qc7 11. Nf1 e5 12. dxe5 dxe5 13. Ng3 Na5 14. e4 c4 15. Bc2
Nd7 16. Be3 Rfd8 17. Nd2 Nf8 18. Rad1 Ne6 19. Nb1 Bf8 20. Rxd8 Rxd8 21. Rd1 h5
22. Rxd8 Qxd8 23. Nd2 Qc7 24. Ngf1 {Baum,B (2278)-Wittmann,W (2332)
Balatonlelle 2002 0-1 (50)}) 10. a3 a5 11. Ne4 a4 12. Nxf6+ Bxf6 13. d5 Na5 14.
e4 Nb3 15. Bh6 Nxa1 16. Bxf8 Kxf8 17. Rxa1 Bd7 18. Bb5 Bxb5 19. Qxb5 Ra5 20.
Qe2 b5 21. Ne1 Qb7 22. Nd3 Ra8 23. Rd1 Bg7 24. Qf3 Re8 25. Rd2 Kg8 26. Re2 e6
27. dxe6 fxe6 28. Qg4 Bh6 29. h4 e5 30. h5 Qf7 31. g3 Qe6 32. Qxe6+ Rxe6 33.
hxg6 hxg6 34. Kg2 Re8 35. Re1 Kf7 36. Rd1 Bg7 37. Ne1 Ke6 38. Nc2 Rb8 39. Kh3
Rf8 40. Kg2 Rb8 41. f3 Bf6 42. Kh3 Rh8+ 43. Kg2 Bg5 44. Ne1 Bd8 45. Nc2 Bg5 46.
Ne1 Bd8 47. Nc2 Bg5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Souza Neves, Andrey Marcelo"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2175"]
[BlackElo "2367"]
[PlyCount "79"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 O-O 8. O-O
dxc4 9. Bxc4 a6 10. a4 c5 11. Rd1 Qc7 12. Ne4 Nxe4 13. Qxe4 Nf6 14. Qh4 cxd4
15. Bd3 Qc5 16. g4 $146 ({RR} 16. Ng5 h6 17. exd4 Qd5 18. Ne4 Be7 19. Bg5 Qd8
20. Nxf6+ Bxf6 21. Qe4 Re8 22. Qh7+ Kf8 23. Bf4 Ke7 24. Rac1 Qb6 25. Rc7+ Bd7
26. d5 e5 27. Bf5 Qxc7 {1/2-1/2 (27) Jussupow,A (2583)-Bobras,P (2564) Germany
2008}) 16... Qd5 17. Nxd4 e5 18. g5 e4 19. Bc2 Ng4 20. f3 Qe5 21. fxg4 Bxg4 22.
Rf1 h5 23. Bd2 f5 24. Bb3+ Kh7 25. Bc3 Rac8 26. Ne6 Rxc3 27. Nxf8+ Bxf8 28.
bxc3 Qxc3 29. Bf7 Qxe3+ 30. Qf2 Qxg5 31. h4 Qf6 32. Bxh5 Qe5 33. Rac1 e3 34.
Qf4 Qxf4 35. Rxf4 Ba3 36. Ra1 Bb2 37. Bxg4 fxg4 38. Rb1 e2 39. Kf2 g3+ 40. Kxe2
1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Toth, Peter"]
[Black "Dumont, Sadi Glasser"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2152"]
[BlackElo "2341"]
[PlyCount "72"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. Be2 Bg7 5. Nbd2 d6 ({RR} 5... b6 6. b3 O-O 7.
Bb2 Bb7 8. O-O d6 9. c4 Nbd7 10. Qc2 cxd4 11. exd4 Rc8 12. Rac1 Nd5 13. Rfe1
Rc7 14. Qb1 Nf4 15. Bf1 e6 16. Ba3 Nf6 17. c5 bxc5 18. dxc5 dxc5 19. Bxc5 Re8
20. Be3 {Simrak,T (1881)-Sekulic,D (2168) Grohote CRO 2023 0-1 (33)}) 6. c3 O-O
7. O-O Nc6 8. Nb3 $146 ({RR} 8. b3 a6 9. Bb2 e6 10. c4 Bd7 11. dxc5 dxc5 12.
Qc2 Qc7 13. a3 Rfe8 14. Rad1 e5 15. Ne4 Rad8 16. Nxc5 Bf5 17. e4 Bc8 18. b4 b6
19. Nb3 Nh5 20. g3 Bg4 21. c5 b5 22. Rd5 Nf6 {jaymemaceio (2328)-CoRuJ4 (2325)
lichess.org 2021 1-0 (56)}) 8... b6 9. c4 a5 10. d5 Nb8 11. Nbd2 b5 12. cxb5
Nxd5 13. Nc4 Nb6 14. a4 N8d7 15. Qc2 d5 16. Nxb6 Qxb6 17. Bd2 Bb7 18. Rad1 e5
19. Bc1 e4 20. Nd2 Ne5 21. b3 Rac8 22. Bb2 Rfe8 23. Qb1 f5 24. Rc1 Rf8 25. f4
exf3 26. Bxf3 Rfe8 27. Rfe1 Qc7 28. Bxe5 Rxe5 29. Re2 Rce8 30. Rce1 Bf6 31. Kf2
R8e6 32. g3 d4 33. exd4 Rxe2+ 34. Rxe2 Rxe2+ 35. Kxe2 Qe7+ 36. Kd1 Qe3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Di Berardino, Diego Rafael"]
[Black "Ramos, Angelo Bil"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2312"]
[BlackElo "2075"]
[PlyCount "125"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Nf6 5. d3 Be7 6. Nd2 O-O 7. Nf1 d6 8. Ne3
Be6 9. O-O Nd4 10. a4 Rb8 11. Ncd5 Nxd5 12. Nxd5 a6 13. a5 Bg5 14. Be3 ({RR} 
14. f4 Bxd5 15. Bxd5 exf4 16. c3 Ne6 17. Rf3 b5 18. axb6 Rxb6 19. Qf1 Qb8 20.
Ra2 h6 21. g3 fxg3 22. Rxg3 Bxc1 23. Qxc1 Kh8 24. b3 Rxb3 25. Bxb3 Qxb3 26. Qc2
Qxc2 27. Rxc2 Rb8 28. Ra2 Rb1+ {De Ieso,L (1938)-Momin Fayzan (1974) Cala
Gonone ITA 2022 1-0 (71)}) 14... Nc6 15. Qd2 Bxe3 16. Nxe3 $146 ({RR} 16. fxe3
Ne7 17. b4 Bxd5 18. exd5 Qc7 19. Bb3 f5 20. bxc5 Qxc5 21. d4 exd4 22. exd4 Qc7
23. Rae1 Rf6 24. Re6 Rbf8 25. c4 Rxe6 26. dxe6 Rf6 27. d5 b6 28. Qf2 bxa5 29.
c5 Rf8 30. c6 Rb8 {Muzychuk,M (2491)-Vasiliev,O (2282) Warsaw 2013 1/2-1/2 (51)
}) 16... Qg5 17. Qd1 Kh8 18. Kh1 Bd7 19. Nd5 f5 20. exf5 Rxf5 21. Nb6 Be8 22.
Be6 Bh5 23. Qc1 Qxc1 24. Raxc1 Rf6 25. Bd5 Be8 26. Ra1 Nb4 27. Rac1 Nc6 28. Nc4
Rd8 29. c3 Bg6 30. Bxc6 bxc6 31. Rcd1 Rdf8 32. Kg1 Re6 33. Rfe1 Ref6 34. f3 Rb8
35. Nb6 Rd8 36. d4 cxd4 37. cxd4 exd4 38. Rxd4 Kg8 39. Re7 Rf7 40. Re6 Rf6 41.
Rxf6 gxf6 42. Nc4 d5 43. Nb6 Kf8 44. Na4 Ke7 45. b4 Bf5 46. Nc5 Bc8 47. Kf2 Kf7
48. Rd2 Rg8 49. Ke3 Re8+ 50. Kd4 Re1 51. Nd3 Rb1 52. Kc5 Bf5 53. Nb2 Rc1+ 54.
Kb6 Bc8 55. Nd3 Rc4 56. Rb2 Ke7 57. Kc7 Bf5 58. Nc5 Bc2 59. Nxa6 d4 60. Nc5 d3
61. Nxd3 Bxd3 62. a6 Rd4 63. a7 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Teixeira, Ricardo da Silva"]
[Black "Navarro, Tiago Cunha"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2368"]
[BlackElo "2176"]
[PlyCount "117"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. Nf3 d6 6. O-O e5 7. a3 Nge7 8. Rb1
a5 9. Ne1 O-O 10. Nc2 Be6 11. Ne3 f5 12. Ned5 Kh8 ({RR} 12... f4 13. d3 Bg4 14.
h3 Be6 15. gxf4 Nf5 16. fxe5 Nh4 17. Ne4 h6 18. exd6 Nxg2 19. Kxg2 Nd4 20. Be3
Qd7 21. Rh1 Nf5 22. Nb6 Qc6 23. Nxa8 Rxa8 24. Bxc5 b6 25. Be3 Nxe3+ 26. fxe3
Be5 27. Qb3 {Bosiocic,M (2598)-Cheparinov,I (2679) Zagreb CRO 2019 1-0}) 13. d3
h6 ({RR} 13... f4 14. b4 axb4 15. axb4 Bxd5 16. Nxd5 Nxd5 17. Bxd5 Nxb4 18.
Bxb7 Rb8 19. Be4 fxg3 20. hxg3 Rf7 21. Kg2 Qf6 22. Bd2 Rff8 23. Qa4 Rb6 24. Qd7
Rf7 25. Qg4 Rf8 26. f3 Rfb8 27. Rh1 Kg8 28. Bg5 {Browning,A (2341)-Serreck,U 
(1845) Kiel GER 2023 1-0 (36)}) 14. Bd2 Bf7 $146 ({RR} 14... Rb8 15. Nxe7 Nxe7
16. b4 axb4 17. axb4 b6 18. bxc5 bxc5 19. Qa4 Qd7 20. Qa6 Kh7 21. Rb6 Rxb6 22.
Qxb6 e4 23. Ra1 Nc8 24. Qa6 d5 25. cxd5 Bxd5 26. Ra5 Bb7 27. Qb5 Rd8 28. Qxd7
Rxd7 29. Na4 {Schachinger,M (2360)-Mayerhofer,P (2249) Linz 2011 1-0 (46)}) ({
RR} 14... Rb8 15. b4 axb4 16. axb4 b6 17. e3 g5 18. b5 Na5 19. Nxe7 Qxe7 20.
Nd5 Bxd5 21. Bxd5 Nb7 22. Ra1 Nd8 23. Ra6 Ne6 24. Qh5 Qf6 25. Ra7 f4 26. Rd7
Rbd8 27. Rb7 Rb8 28. Rxb8 Rxb8 29. Kg2 {Zwettler,M (2272)-Steiner,H (2125)
Austria 2016 1-0 (37)}) 15. b4 axb4 16. axb4 cxb4 17. Nxb4 Nxb4 18. Rxb4 d5 19.
cxd5 Nxd5 20. Rb5 e4 21. Nxd5 Bxd5 22. dxe4 Bc6 23. Rb1 fxe4 24. Qc1 Kh7 25.
Bc3 Bxc3 26. Qxc3 Qf6 27. Qxf6 Rxf6 28. f3 exf3 29. Bxf3 Kg7 30. Bxc6 Rxf1+ 31.
Kxf1 bxc6 32. Rb7+ Kf6 33. Rc7 Ra1+ 34. Kf2 Rc1 35. h4 h5 36. Kf3 Rc5 37. Kf4
Rc3 38. e4 Rc5 39. Rd7 Ke6 40. Rd3 Rc4 41. Kg5 Rxe4 42. Kxg6 Re5 43. g4 hxg4
44. h5 c5 45. h6 c4 46. Rd4 Rc5 47. h7 Rc8 48. Rxc4 Rxc4 49. h8=Q Kd5 50. Kf5
Kc5 51. Ke5 Kb4 52. Kd5 Kb3 53. Qb8+ Rb4 54. Qg3+ Ka4 55. Qc3 g3 56. Kc5 Rb3
57. Qa1+ Ra3 58. Qd1+ Ka5 59. Qd8+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Toth, Christian Endre"]
[Black "Fucs, Paulo Moses"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2344"]
[BlackElo "2152"]
[PlyCount "75"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Nc3 Nbd7 6. Qc2 Bd6 7. g4 Bb4 8. Bd2
O-O 9. g5 Bxc3 10. Bxc3 Ne4 11. Bd3 f5 12. O-O-O $146 ({RR} 12. h4 b6 13. cxd5
exd5 14. O-O-O Bb7 15. Kb1 Rc8 16. Rc1 Qe7 17. Ka1 c5 18. dxc5 Ndxc5 19. Rhf1
Nxd3 20. Qxd3 Nxc3 21. Rxc3 Qe4 22. Qxe4 fxe4 23. Rxc8 Bxc8 24. Ne5 Bh3 25. Rd1
Rxf2 26. b4 Be6 {Jiretorn,E (2146)-Ottosen,P Copenhagen 2003 1/2-1/2 (53)}) ({
RR} 12. gxf6 Qxf6 13. Bxe4 dxe4 14. Ne5 Nxe5 15. dxe5 Qf3 16. Rg1 Bd7 17. Qe2
Qxe2+ 18. Kxe2 Be8 19. Bb4 Bh5+ 20. Ke1 Rf5 21. Bd6 Rd8 22. c5 Rd7 23. b4 Rdf7
24. Rg2 Bf3 25. Rg3 Rh5 26. h3 Rff5 {Passen,B (1909)-Kucza,K (2343) chess.com
INT 2023 0-1 (47)}) ({RR} 12. h4 a6 13. O-O-O b5 14. c5 a5 15. Be1 b4 16. Ng1
Qc7 17. Ne2 e5 18. f3 a4 19. fxe4 fxe4 20. Bxe4 dxe4 21. Bxb4 Ba6 22. Be1 Bd3
23. Rxd3 exd3 24. Qxd3 Rf3 25. Bg3 Kh8 26. Rd1 Rb8 {Vrsek,I (2124)-Brumen,D 
(2390) Velika Gorica 2007 0-1 (31)}) 12... Rb8 13. Kb1 b5 14. cxb5 cxb5 15. Bb4
Re8 16. Rc1 a5 17. Be1 b4 18. Qc7 Nc3+ 19. Rxc3 bxc3 20. Qxc3 Qb6 21. Qa3 Ba6
22. Bc2 Rec8 23. Bxa5 Qb5 24. Bc3 Qb7 25. Nd2 Ra8 26. Qb4 Qc6 27. Nb3 Bc4 28.
Na5 Qc7 29. Nxc4 Qxc4 30. Qxc4 dxc4 31. d5 Kf7 32. dxe6+ Kxe6 33. Bxg7 Rg8 34.
Bc3 Rxg5 35. f4 Rh5 36. e4 fxe4 37. Bxe4 Rf8 38. f5+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Marra, Eduardo da Costa"]
[Black "Ueti, Silvio Shigeo"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2129"]
[BlackElo "2315"]
[PlyCount "91"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. exd5 exd5 5. Bg2 Nf6 6. Nge2 Nc6 7. O-O d4 8.
Ne4 Nxe4 9. Bxe4 Bd6 10. d3 O-O ({RR} 10... Bg4 11. Bg2 Qd7 12. f3 Be6 13. Nf4
Bxf4 14. Bxf4 O-O 15. Re1 Rfe8 16. a3 a5 17. Qd2 a4 18. Qf2 Ne7 19. Bd2 Qb5 20.
c4 Qb3 21. Bf1 b5 22. cxb5 Qxb5 23. Bg5 Ng6 24. Rac1 Bd5 25. Bf4 {Sanal,V 
(2600)-Oparin,G (2667) Sharjah UAE 2023 0-1 (37)}) ({RR} 10... Bg4 11. Bg2 O-O
12. h3 Bd7 13. Bf4 Qc7 14. Qd2 Rfe8 15. Rae1 h6 16. Bxd6 Qxd6 17. g4 Rad8 18.
Ng3 b6 19. Re4 Rxe4 20. Nxe4 Qc7 21. f4 Re8 22. f5 f6 23. h4 Ne5 24. Qf4 Bc6
25. g5 {Bolourchifard,F (2292)-Vakhlamov,I (2413) chess.com INT 2023 1/2-1/2 
(68)}) 11. Nf4 Ne5 12. h3 g6 $146 ({RR} 12... Re8 13. Bg2 Rb8 14. Nd5 Be6 15.
Nf4 Bd7 16. c3 dxc3 17. bxc3 Bc6 18. d4 cxd4 19. cxd4 Bxg2 20. Nxg2 Nc6 21. Qg4
Qf6 22. Be3 Nb4 23. a4 Nd5 24. Rfe1 Qe6 25. Bd2 Qxg4 26. hxg4 Kf8 27. Ne3 {
Nevednichy,B (2115)-Klundt,K (2318) Dresden GER 2018 1/2-1/2 (38)}) ({RR} 12...
Rb8 13. Bd2 b6 14. Re1 Bb7 15. Nd5 {1/2-1/2 (15) Ivanovic,B (2485)-Velimirovic,
D (2570) Bor 1986}) 13. Re1 Rb8 14. Bd2 Bd7 15. Bg2 Re8 16. Nd5 Bf8 17. h4 Bg7
18. Nf4 Bg4 19. f3 Bd7 20. Nh3 Bc6 21. Bf4 Qd5 22. b3 Rbd8 23. Bxe5 Bxe5 24.
Kh2 Bc7 25. Qd2 Kg7 26. f4 Ba5 27. Bxd5 Bxd2 28. Rxe8 Rxe8 29. Bxc6 bxc6 30.
Rf1 Be1 31. Ng1 f5 32. Kg2 h5 33. Rf3 Kf6 34. Kf1 Bb4 35. Rf2 Re3 36. Kg2 Be1
37. Rf3 Re6 38. Kf1 Bb4 39. Rf2 Be1 40. Rf3 Bb4 41. Rf2 Be1 42. Rg2 Re3 43. Ne2
Bd2 44. Kf2 Re6 45. Rh2 Ke7 46. Rh1 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Chang, Suzana"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "0-1"]
[ECO "E72"]
[WhiteElo "2075"]
[BlackElo "2301"]
[PlyCount "68"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. d4 Nbd7 7. Nge2 e5 8. O-O
a5 ({RR} 8... Ne8 9. Be3 f5 10. Qd2 Nef6 11. f3 Nh5 12. d5 Rf7 13. Rac1 Qf8 14.
Nb5 Nb6 15. c5 f4 16. gxf4 exf4 17. Bf2 dxc5 18. Rxc5 Be5 19. Rfc1 Qg7 20. R5c2
g5 21. Ned4 g4 22. Ne6 Bxe6 23. dxe6 {Bezhenar,G (1855)-Lezin,A (1477) St
Petersburg RUS 2021 0-1 (41)}) 9. Na4 $146 ({RR} 9. h3 c6 10. Be3 Qe7 11. d5 c5
12. Kh2 Ne8 13. Qd2 f5 14. exf5 gxf5 15. f4 e4 16. Nb5 Ndf6 17. Nec3 Bd7 18.
Rae1 h5 19. a4 b6 20. Rg1 Kf7 21. Bf1 Rh8 22. Be2 Rh6 23. Rg2 Qf8 {Muhring,
W-Wood,G London 1948 0-1 (42)}) ({RR} 9. f3 exd4 10. Nxd4 c6 11. b3 d5 12. exd5
cxd5 13. Ba3 Re8 14. Ncb5 dxc4 15. bxc4 Nb6 16. Rc1 Bd7 17. Nd6 Re3 18. Nb3 Bc6
19. Qd2 Bh6 20. Bc5 Rxb3 21. Qxh6 Rd3 22. Qf4 Nbd7 23. Bd4 Qf8 {Kortschnoj,V 
(2645)-Berg,K (2295) London 1982 1-0 (31)}) ({RR} 9. f4 exd4 10. Nxd4 Nc5 11.
h3 Ne6 12. Be3 Re8 13. Qd2 Nc5 14. Qc2 Nfxe4 15. Nxe4 Nxe4 {1/2-1/2 (15) Kis,G
(2205)-Goczo,M (2080) Gyula 1997}) 9... exd4 10. Nxd4 Nc5 11. Nxc5 dxc5 12. Nb5
Qe7 13. Qc2 c6 14. Nc3 Ne8 15. Be3 Be6 16. Rfd1 Nc7 17. Na4 Na6 18. a3 Rad8 19.
Rxd8 Rxd8 20. Re1 Bd4 21. Bf1 Bg4 22. Bd2 Rd6 23. e5 Re6 24. Bxa5 Rxe5 25. Rxe5
Qxe5 26. Qd2 Nc7 27. Qe1 Qd6 28. Nc3 Ne6 29. Be2 Qe5 30. Kf1 Bh3+ 31. Kg1 Ng5
32. Qd2 Qf5 33. Bd1 Ne4 34. Qf4 Nxf2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Gattass, Allan Arriada"]
[Black "Campelo, Leandro Fabricio"]
[Result "0-1"]
[ECO "C15"]
[BlackElo "2270"]
[PlyCount "74"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 {ChessBase} e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Be7 6. Nxe4 Nc6 7.
b4 $146 ({RR} 7. g4 b6 ({RR} 7... e5 8. d5 Nd4 9. N2c3 ({RR} 9. Nxd4 Qxd5 10.
Qf3 exd4) 9... Nf6 ({RR} 9... f5 10. gxf5 Bxf5 11. Be3) ({RR} 9... h5 10. gxh5
f5 11. Ng3)) ({RR} 7... h5 8. g5 e5) ({RR} 7... Nf6 8. Nxf6+ Bxf6 9. Be3 h5 ({
RR} 9... Qd5) 10. gxh5 Qd5) 8. Bg2 Bb7 9. c3 Nf6 10. N2g3 O-O ({RR} 10... Qd7
11. h4 ({RR} 11. g5 Nxe4 12. Nxe4 O-O-O) 11... O-O-O) 11. g5 Nxe4 12. Nxe4 Kh8
13. Qh5 Qe8 ({RR} 13... f5 14. g6) ({RR} 13... Na5 14. Bf4 ({RR} 14. b4 Nb3 15.
Nf6 gxf6 16. Bxb7 ({RR} 16. gxf6 Bxg2) 16... f5)) 14. Nf6 Bxf6 ({RR} 14... gxf6
15. gxf6 Na5 ({RR} 15... Bxf6 16. Be4) 16. Bxb7 Nxb7 17. fxe7 Qxe7 18. Bf4 ({RR
} 18. Bg5 f6 19. Bh6 Rg8 20. O-O-O Nd6 21. Rhe1) 18... Rg8 19. O-O-O) 15. gxf6
gxf6 16. Qh4 Qd8 ({RR} 16... Qe7 17. Be4) 17. Bf4 e5 ({RR} 17... f5 18. Qxd8
Raxd8 19. Bxc7 Rd7 20. Bf4 Na5 21. Rg1) ({RR} 17... Rb8 18. Bxc7 Qxc7 19. Qxf6+
Kg8 20. Rg1 Qxh2 21. O-O-O) 18. Bg3 f5 ({RR} 18... exd4 19. O-O-O) 19. dxe5 ({
RR} 19. O-O-O) 19... Rg8 ({RR} 19... f6 20. e6) 20. Bf3 ({RR} 20. Qh3 Rg4 ({RR
} 20... Qd3 21. Bh4) ({RR} 20... Rg6 21. Qxf5 ({RR} 21. Bh4 Qd7 22. Bf6+ Kg8
23. Be4 Nxe5 24. Bxf5 ({RR} 24. Bxb7 Re8) ({RR} 24. Bxe5 Bxe4) 24... Nf3+)
21... Nd4 22. cxd4 Bxg2 23. Rg1 Qd5) 21. O-O f6 22. f3 Rg6 23. e6) ({RR} 20.
Qxd8 Raxd8 ({RR} 20... Nxd8 21. Bxb7 Nxb7 22. Bh4) 21. Bxc6 Bxc6 22. Bh4 Bxh1
23. Bf6+ Rg7 24. Ke2 Re8 ({RR} 24... Bd5 25. Bxd8 Rg2 26. Bf6+ Kg8 27. Rd1 c6
28. c4 Bxc4+ 29. Kf3) ({RR} 24... Kg8 25. Bxd8) 25. Rg1 Reg8 26. Rxh1 h6 27.
Rg1 Kh7 28. Rxg7+ Rxg7 29. Bxg7 Kxg7 30. Ke3) 20... Qd3 21. Be2 ({RR} 21. Bxc6
Ba6 ({RR} 21... Bxc6 22. Qf6+ Rg7 23. Qxc6) 22. Qh5 Rg4) 21... Qe4 {Alekhine,
A-Euwe,M Netherlands 1935 MainBase [ChessBase] 1-0 (40)} ({RR} 21... Qc2 22.
Qf6+ Rg7 23. Rg1 ({RR} 23. e6 Re8 24. Rg1 Ba6 ({RR} 24... Rxe6 25. Be5) 25.
Bxa6 Rxe6+ 26. Be5 Qe4+ 27. Kf1 Qxe5 28. Qxg7+ Qxg7 29. Rxg7 Kxg7) 23... Qxb2
24. e6 Qxa1+ 25. Bd1 Nd4 ({RR} 25... Rd8 26. Bd6) ({RR} 25... Qb1 26. Bd6 Qe4+)
26. Qxd4 ({RR} 26. Qxg7+ Kxg7 27. Bh4+ Kh6 ({RR} 27... Kf8 28. e7+ Ke8 29. Rg8+
Kd7 30. Rd8+) 28. Bg5+ Kg7 29. Bh4+) 26... Kg8 ({RR} 26... f6 27. Qxf6 Bf3 28.
Kd2 Qa2+ 29. Ke3 ({RR} 29. Bc2 Be4) 29... Bxd1 30. Rxd1 Rag8 31. Be5 f4+ 32.
Kf3 Qxa3 33. Qxg7+ Rxg7 34. Rd8+ Qf8 35. Rxf8#) 27. e7 ({RR} 27. Qf6 fxe6) ({RR
} 27. exf7+ Kxf7 28. Qd7+ Kg8 29. Qe6+ Kf8) 27... h5 28. Qd8+ ({RR} 28. Qxg7+
Kxg7 29. Bh4+ Kh6 30. Bf6 Bf3 ({RR} 30... Qxd1+)) 28... Kh7 29. e8=Q Qxc3+) ({
RR} 21... Qd5)) ({RR} 7. Be3) ({RR} 7. f4 Nf6 8. Qd3 Nxe4 9. Qxe4 Qd5) ({RR} 7.
c3 e5) ({RR} 7. c4 Nf6 8. N4c3 O-O 9. h3 Na5 10. c5 Nd5 11. b4 Nxc3 12. Nxc3
Nc6 13. Ne2 Bf6 14. Be3 e5 15. d5 Nd4 16. Nc3 a5 17. Rc1 axb4 18. axb4 Nf5 19.
Qf3 Ra3 20. Ne4 Bh4 21. g3 Nxe3 {Kotsur,P (2558)-Romanov,E (2624)
Khanty-Mansiysk 2011 1-0 (44)}) ({RR} 7. Be3 b6 8. N2g3 Bb7 9. Bb5 a6 10. Ba4
b5 11. Bb3 Nf6 12. Qd2 Qd7 13. c3 Na5 14. Nxf6+ Bxf6 15. Ba2 Bxg2 16. Rg1 Bd5
17. Nh5 Bxa2 18. Rxa2 Nc4 19. Qe2 O-O-O 20. a4 Nxe3 21. Qxe3 e5 {Guan,I-Guan,M
(1031) Toronto CAN 2023 0-1 (58)}) ({RR} 7. g3 e5 8. d5 Nd4 9. Nxd4 Qxd5 10.
Bg2 Qxd4 11. Qe2 Nf6 12. O-O Nxe4 13. Bxe4 O-O 14. Rd1 Qb6 15. c4 c6 16. b4 Qc7
17. Bb2 Bf6 18. c5 Re8 19. Rd6 Qe7 20. b5 cxb5 21. Qxb5 Rb8 {Falcon,E-Montiel,
P Buenos Aires 1946 1-0 (39)}) 7... Nf6 8. Ng5 e5 9. Bb2 Nxd4 10. Nxd4 exd4 11.
Qxd4 Qxd4 12. Bxd4 Bf5 13. Bc4 O-O 14. c3 Nd7 15. Nf3 c5 16. Be3 Bf6 17. Rc1
cxb4 18. axb4 Rac8 19. Nd2 Nb6 20. Bc5 Rfe8+ 21. Kd1 Nxc4 22. Nxc4 b6 23. Ne3
bxc5 24. Nxf5 cxb4 25. cxb4 Rcd8+ 26. Kc2 Re2+ 27. Kb3 Rb2+ 28. Ka4 Rxf2 29. g4
g6 30. Rc6 Bg5 31. Ng3 Rf4 32. Rc7 Rb8 33. Rb1 Rxg4 34. Rxa7 Bd2 35. Rd7 Bxb4
36. Rf1 Bd6+ 37. Ka5 Bxg3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Bittencourt, Jorge"]
[Black "Borges, Guilherme Deola"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2341"]
[BlackElo "2134"]
[PlyCount "37"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Bd3 ({RR} 6. e5 Ne4 7.
Be3 Qc7 8. f4 d5 9. N1d2 Nd7 ({RR} 9... Nxd2 10. Qxd2 Nc6 11. Bd3 Bd7 12. Rc1
Nb4 13. a3 Nxd3+ 14. cxd3 Qd8 15. O-O Be7 16. Bc5 O-O 17. Bxe7 Qxe7 18. Rc7 b6
19. Rfc1 Rfc8 20. Nd4 Qd8 21. Qc3 a5 22. Nf3 a4 23. d4 Rxc7 24. Qxc7) 10. Nxe4
dxe4 11. Qd4 b6 12. O-O-O Bb7 13. Bb5 O-O-O 14. Qa4 Bd5 15. c4 Nc5 16. Bxc5
Bxc5 17. cxd5 ({RR} 17. Kb1) 17... exd5 18. Kb1 Kb8 19. Rc1 d4 20. Bc6 d3 {
Milos,G (2589)-Rodriguez,A (2496) Caxias do Sul 2016 1-0}) 6... d6 ({RR} 6...
Nc6 7. Nc3 Be7 8. Qe2 d6 9. O-O O-O 10. Kh1 Qc7 11. f4 b6 12. Bd2 Bb7 13. Rae1
a6 14. a3 b5 15. e5 Nd7 16. exd6 Bxd6 17. Ne4 Be7 18. Qh5 f5 19. Ng3 Qd6 20.
Bc3 Nf6 21. Qe2) ({RR} 6... d5 7. exd5 Nxd5 8. O-O Nc6 9. c4 Nf6 10. Nc3 Qc7
11. Nb5 Qb8 12. Bg5 Be7 13. c5 a6 14. Bxf6 gxf6 15. Nc3 f5 16. Na4 Qc7 17. Nb6
Rb8 18. Nc4 Rg8 19. Re1 Bd7 20. Qh5 Rg5 21. Qxh7 {Degenbaev,A (2242)-Prohorov,
O (2086) chess.com INT 2023 1-0}) 7. Nc3 $146 ({RR} 7. Be3 Qc7 8. Nc3 a6 9. O-O
Nbd7 10. a4 b6 11. f4 Bb7 12. Qe2 Be7 13. Rf3 Nc5 14. Nxc5 bxc5 15. Rg3 d5 16.
e5 Nd7 17. Rxg7 d4 18. Bxd4 cxd4 19. Ne4 h5 20. Rf1 Bf8 21. Rg5 O-O-O {Azarov,
S (2600)-Kowalczyk,P (2353) Bialystok 2016 0-1 (53)}) ({RR} 7. O-O Nbd7 8. Be3
Qc7 9. Nc3 a6 10. a4 b6 11. Qf3 Bb7 12. Qg3 g6 13. f3 Bg7 14. Rfd1 Rc8 15. Nd4
O-O 16. Bf1 Qb8 17. Kh1 Ne5 18. Qh4 Rfe8 19. Bg5 Nfd7 20. Bh6 Bh8 21. Rd2 Nc4 {
Fabregas Fontanet,A-Ionescu,C (2525) Badalona 1996 0-1 (37)}) 7... a6 8. O-O
Be7 9. a4 Qc7 10. a5 Nbd7 11. Be3 Nc5 12. Nxc5 dxc5 13. Qe2 O-O 14. f4 Bd7 15.
e5 Nd5 16. Nxd5 exd5 17. c4 d4 18. Bd2 f5 19. Ra3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2237"]
[BlackElo "2460"]
[PlyCount "91"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. Be3
Ng4 9. Bg5 Qe8 10. dxe5 dxe5 11. h3 h6 12. Bc1 Nf6 13. Be3 Qe7 14. Qc1 Kh7 15.
c5 c6 16. Bxa6 ({RR} 16. Nd2 Be6 17. a3 Rad8 18. b4 Nc7 19. Qc2 Bc8 20. Rfd1
Ne6 21. Nb3 Ng8 22. Rxd8 Rxd8 23. Rd1 Nd4 24. Bxd4 exd4 25. Nb1 Qg5 26. Rd3 f5
27. N1d2 Qe7 28. Rf3 Nf6 29. Bd3 g5 30. exf5 Kh8 {Surya,W (2197)-Tugstumur,Y 
(2355) Ulaanbaatar MGL 2019 1/2-1/2 (56)}) 16... bxa6 17. Rd1 Ne8 18. Nd2 $146
({RR} 18. Qd2 f5 19. Qd8 Qxd8 20. Rxd8 f4 21. Bd2 Bf6 22. Rd3 g5 23. Na4 Rf7
24. Bc3 Re7 25. b3 h5 26. Nd2 g4 27. hxg4 Bxg4 28. Kf1 h4 29. Nb2 Nc7 30. Nbc4
Nb5 31. Bb2 Rae8 32. Na5 Rd7 {Von Herman,U (2364)-Zesch,L (2320) Germany 2002
1/2-1/2 (42)}) 18... f5 19. f3 Be6 20. Qc2 Nc7 21. Nb3 fxe4 22. fxe4 Qh4 23.
Bf2 Qh5 24. Rd3 Rf6 25. g4 Qg5 26. Be3 Rf4 27. Bxf4 exf4 28. Qg2 Rb8 29. Rad1
Bxb3 30. axb3 Rxb3 31. Rd7 Ne6 32. Qf2 h5 33. R1d6 Nxc5 34. Qd4 Nxd7 35. Rxd7
Qh6 36. e5 f3 37. e6 hxg4 38. Qxg4 Qe3+ 39. Kf1 Rxc3 40. Qh4+ Kg8 41. Rxg7+
Kxg7 42. Qe7+ Kh6 43. Qh4+ Kg7 44. Qe7+ Kh6 45. Qh4+ Kg7 46. Qe7+ 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Rios Filho, Hilton Carlos da Si"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2537"]
[BlackElo "2238"]
[PlyCount "39"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. f4 Nbd7 ({RR} 3... Nc6 4. Nf3 Bf5 5. d3 Qd7 6. h3 h5 7.
Ne5 Nxe5 8. fxe5 Ng8 9. Nc3 d4 10. Ne4 e6 11. O-O Be7 12. b4 Nh6 13. Nc5 Bxc5
14. bxc5 c6 15. Rb1 Bg6 16. e4 dxe3 17. Bxe3 Nf5 18. Bf2 {Bartel,M (2602)
-Markos,J (2557) Beijing 2008 1-0}) ({RR} 3... h5 4. Nf3 Bg4 5. Ne5 Bf5 6. h3
Nbd7 7. Nxd7 Qxd7 8. d3 e6 9. e3 Bc5 10. Qe2 O-O 11. Nd2 c6 12. Nf3 Qd8 13. Bd2
Qb6 14. Rb1 Bh7 15. Ne5 Bb4 16. g4 Bxd2+ 17. Qxd2 Qc7 18. Bf3 {Smith,L (1772)
-De Wachter,L (1171) Reykjavik ISL 2022 1-0}) 4. Nf3 e6 5. O-O Bd6 $146 ({RR} 
5... Bc5+ 6. e3 O-O 7. Nc3 c6 8. a4 a5 9. b3 Qc7 10. Kh1 Bb4 11. Bb2 b6 12. Ne2
Ba6 13. h3 Rac8 14. Rg1 Ne4 15. Kh2 Be7 16. d3 Nd6 17. Qd2 c5 18. c4 dxc4 19.
dxc4 Ne4 20. Qc2 {Wimmer,A (2121)-Siebert,J Germany 1999 1/2-1/2}) 6. Nc3 c6 7.
d3 Qb6+ 8. Kh1 d4 9. Na4 Qa6 10. c4 c5 11. b4 cxb4 12. Nxd4 Qa5 13. e4 O-O 14.
e5 Nxe5 15. fxe5 Bxe5 16. Bb2 Rd8 17. Nb3 Qc7 18. Qe2 Bxb2 19. Nxb2 Rb8 20. Qd2
1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Limp, Eduardo Thelio"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2401"]
[BlackElo "2219"]
[PlyCount "63"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 {Tyomkin,D} f5 2. Nf3 Nf6 3. g3 g6 4. c3 Bg7 5. Qb3 e6 6. Bg2 ({RR} 6.
Bg5 h6 7. Bxf6 Qxf6 8. Nbd2 O-O 9. Bg2 Kh7 10. e4 d6 11. O-O Nc6 12. Rfe1 e5
13. exf5 Qxf5 14. dxe5 Nxe5 15. Re2 a5 16. Nxe5 Bxe5 17. f4 a4 18. Qc4 Be6 19.
Qxc7+ Rf7 20. Qb6 Bg7 {Limp,E (2396)-Pinto,C (2083) Fortaleza 2010 1-0 (38)})
6... d6 $146 ({RR} 6... Nc6 7. a4 O-O 8. O-O d6 9. Nbd2 Qe7 10. a5 a6 11. Re1
d5 12. Qa3 Qxa3 13. Rxa3 Ne4 14. Rd1 Bf6 15. Nb3 g5 16. Ne1 b6 17. axb6 cxb6
18. Nd2 a5 19. Nxe4 fxe4 20. f3 exf3 21. Bxf3 {Palacios Perez,M (2163)
-Babarykin,S (2372) Warsaw 2016 1-0 (45)}) ({RR} 6... O-O 7. O-O Nc6 8. Bg5 ({
RR} 8. Nbd2 d5 9. Ne1 e5 10. dxe5 Nxe5 11. Ndf3 Nxf3+ 12. Nxf3) 8... h6 9. Bxf6
Qxf6 10. Nbd2 d6 11. e4 f4 12. Rae1 Qf7 13. e5 d5 14. Qc2 Bd7 15. Kh1 Ne7 16.
Rg1 g5 17. g4 Qg6 18. Qd1 ({RR} 18. Qb3) 18... Bb5 19. Bf1 Bxf1 20. Rexf1 b6
21. h4 {Timman,J (2625)-Nikolic,P (2630) Rotterdam 1997 CBM 062 [Tyomkin,D]
0-1 (39)}) ({RR} 6... O-O 7. O-O Nc6 8. Nbd2 d5 9. Rd1 h6 10. Ne1 g5 11. Nd3 a5
12. Nf3 a4 13. Qc2 Ne4 14. Nfe5 Qe8 15. Rb1 b6 16. Be3 Nd6 17. b3 Nxe5 18. dxe5
f4 19. Bxf4 gxf4 20. exd6 fxg3 21. hxg3 {Kozak,A (2552)-Peyrer,K (2395)
Vrnjacka Banja SRB 2023 1-0 (41)}) ({RR} 6... O-O 7. O-O d5 8. Bf4 h6 9. h4
Nbd7 10. c4 c6 11. Ne5 Kh7 12. Nd2 Ne4 13. Rad1 Nxe5 14. Bxe5 Bxe5 15. dxe5
Nxd2 16. Rxd2 Qe7 17. Qe3 Qg7 18. f4 Qe7 19. Kf2 b6 20. Rc1 Bb7 21. c5 {
Chloupek,S (2371)-Sabol,M (2319) Czechia 2003 1/2-1/2 (55)}) 7. Bg5 h6 8. Bxf6
Bxf6 9. Nbd2 d5 10. h4 Qd6 11. e3 Nd7 12. c4 c6 13. Rc1 O-O 14. Nb1 b6 15. Nc3
Ba6 16. cxd5 exd5 17. Bf1 Bxf1 18. Kxf1 Bg7 19. Kg2 Nf6 20. Ne5 Ng4 21. Nxc6
Qxc6 22. Nxd5 Qb7 23. Rc7 Qb8 24. f3 Nxe3+ 25. Qxe3 Re8 26. Ne7+ Kh7 27. Rhc1
Qd8 28. Qe6 Qxd4 29. Qxg6+ Kh8 30. Nxf5 Re2+ 31. Kh3 Qf6 32. Rc8+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Paiva, Pedro Henrique"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2301"]
[BlackElo "2064"]
[PlyCount "80"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 {Lutz,C} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. d5 Nh5
8. g3 h6 ({RR} 8... c6 9. Nd2 Nf6 10. g4 ({RR} 10. h4) 10... a6 11. Nb3 cxd5
12. cxd5 b5 13. Be3 Nbd7 14. g5 ({RR} 14. f3) 14... Ne8 15. Qd2 f5 16. exf5 ({
RR} 16. gxf6 Nexf6 17. a3) 16... gxf5 17. f4 Bb7 18. a3 Rc8 19. O-O-O exf4 20.
Bxf4 Nb6 21. h4 Bxd5 22. Nd4 Bxh1 23. Rxh1 {Slipak,S (2535)-Ricardi,P (2555)
Villa Gesell 1996 CBM 052 [Lutz,C] 0-1 (43)}) ({RR} 8... Nd7 9. Be3 Nhf6 10.
Nd2 c6 11. h4 Ne8 12. g4 f5 13. gxf5 gxf5 14. exf5 Ndf6 15. h5 h6 16. Qc2) ({RR
} 8... Na6 9. Nd2 Nf6 10. h4 c6 11. Nb3 Nc7 12. Bg5 cxd5 13. cxd5) ({RR} 8...
Bg4 9. h3 Bc8 10. Be3 f5 11. exf5 gxf5 12. Nh4 f4 13. Bxh5 fxe3 14. fxe3 Qg5
15. Ne4 Qxe3+ 16. Qe2 Qh6 17. Bg4 Na6 18. a3 Nc5 19. Nxc5 dxc5 20. Rf1 Bxg4 21.
hxg4 e4 22. Rf5 Rxf5 23. Nxf5 {Maevsky,N (2337)-Tymrakiewicz,R (2202) chess.
com INT 2022 1-0 (47)}) 9. Nd2 Nf6 10. O-O $146 ({RR} 10. g4 Nh7 11. Nf1 Qh4
12. Ng3 Na6 13. h3 Nc5 14. b4 Nd7 15. Be3 a6 16. Qc2 Ng5 17. O-O-O Nf6 18. Bxg5
Qxg5+ 19. Qd2 Qh4 20. Qe1 Bd7 21. Kb2 a5 22. a3 axb4 23. axb4 c6 24. Ra1 Qg5 {
Melkeraaen,T-Harestad,T (2275) Fister 1991 0-1 (40)}) ({RR} 10. b4 c6 11. O-O
a5 12. bxa5 Qxa5 13. Qc2 Na6 14. Re1 Nc5 15. Bb2 Nfd7 16. Bg4 Qd8 17. Nf1 Qg5
18. Ne3 h5 19. Bh3 f5 20. exf5 Nb6 21. dxc6 bxc6 22. Ne4 Nxe4 23. Qxe4 d5 24.
cxd5 gxf5 {Sisatto,O (2205)-Oijala,J Tampere 2001 1-0 (48)}) 10... c5 11. dxc6
Nxc6 12. Nb3 a5 13. a4 Be6 14. Be3 Rc8 15. Rc1 Nb4 16. Nd2 Nd7 17. Nd5 Na6 18.
Nb1 Bxd5 19. cxd5 Rxc1 20. Qxc1 Nac5 21. Qc2 f5 22. f3 f4 23. Bf2 fxg3 24. hxg3
Qg5 25. Nd2 b6 26. Nc4 Qe7 27. Kg2 Rb8 28. Na3 h5 29. Nb5 Rc8 30. Be3 Kh7 31.
Rh1 Bh6 32. Bxh6 Kxh6 33. g4 Rh8 34. Kf2 Kg7 35. Nc3 Nf6 36. gxh5 Nxh5 37. Qd2
Rf8 38. Ke1 Nb3 39. Qe3 Nd4 40. Nb5 Nc2+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.26"]
[Round "1"]
[White "Lapertosa Viana, Julio"]
[Black "Benares de sa Leitao, Ricardo"]
[Result "0-1"]
[ECO "A35"]
[BlackElo "2298"]
[PlyCount "96"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nf3 Bg7 5. Nc3 O-O 6. Be2 cxd4 7. Nxd4 Nc6 8.
Nxc6 bxc6 9. O-O d5 ({RR} 9... Rb8 10. Qc2 d5 11. cxd5 cxd5 12. Rd1 Be6 13. Nb5
Bf5 14. Qa4 Bd7 15. Qa6 Rb6 16. Qa5 Rxb5 17. Qxd8 Rxd8 18. Bxb5 Bxb5 19. Bd2
Ne4 20. Ba5 Rc8 21. f3 Nd6 22. Rxd5 Bxb2 23. Rb1 Rc1+ 24. Rxc1 {Ardila,O (1982)
-Martinez Martin,D (2385) chess.com INT 2023 0-1 (69)}) 10. cxd5 cxd5 11. Bf3
Bb7 12. Qb3 $146 ({RR} 12. Bd2 e5 13. Rc1 Rb8 14. Re1 Qe7 15. b3 Rfd8 16. Qe2
Qd7 17. h3 Qe7 18. Red1 e4 19. Bg4 h5 20. Bxh5 Nxh5 21. Na4 d4 22. exd4 Bxd4
23. Ba5 e3 24. fxe3 Bxe3+ {0-1 (24) Zsigrai,I (1553)-Hatala,C (1992) Miskolc
2008}) 12... Rb8 13. Rd1 e6 14. Qa3 Qb6 15. Na4 Qa6 16. b3 Rfc8 17. Nc5 Rxc5
18. Qxc5 Nd7 19. Qc7 Bxa1 20. Qxd7 Be5 21. a4 Bc6 22. Qe7 Rxb3 23. e4 d4 24.
Bh6 Rb8 25. Rc1 Bxa4 26. Qc5 Qd6 27. Qxa7 Bb3 28. Qb7 Qd8 29. Qc6 d3 30. Qc5
Bd4 31. Qc6 Bc2 32. g3 Bb2 33. Rxc2 dxc2 34. Qxc2 Bg7 35. Bf4 Rc8 36. Qd2 Qxd2
37. Bxd2 Rc2 38. Be3 Bf8 39. Kg2 Bc5 40. Bxc5 Rxc5 41. h3 Kg7 42. h4 Kf6 43.
Kf1 Rc2 44. Bd1 Rc1 45. Ke2 Ke5 46. f3 Ra1 47. Bb3 Kd4 48. g4 Kc3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Resende, Antonio Carlos"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2368"]
[BlackElo "2312"]
[PlyCount "65"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5
9. cxd5 h6 10. Be3 a6 11. a4 h5 ({RR} 11... Re8 12. Bc4 Nbd7 13. Be2 Ne5 14.
Bxh6 Nxe4 15. Nxe4 Qh4+ 16. g3 Qxh6 17. Qxh6 Bxh6 18. Nf6+ Kf8 19. Nxe8 Kxe8
20. h4 Bd7 21. h5 g5 22. Nh3 g4 23. fxg4 Nxg4 24. Bxg4 Bxg4 25. Nf4 Kd7 26. Kf2
{Ding Liren (2799)-Carlsen,M (2864) chess24.com INT 2022 1-0 (49)}) 12. a5 ({RR
} 12. Bd3 Qc7 13. Nge2 Nbd7 14. b3 Ne5 15. Bc2 h4 16. O-O h3 17. g4 Re8 18. Ng3
Bxg4 19. fxg4 Nfxg4 20. Bf4 c4 21. b4 Nd3 22. Bxd3 cxd3 23. Rac1 Rac8 24. Na2
Qb6+ 25. Kh1 Rxc1 26. Nxc1 f5 {Ankerst,M (2377)-Souleidis,G (2414) chess.com
INT 2023 1-0 (33)}) 12... Re8 13. Be2 Nh7 14. Bd1 $146 ({RR} 14. Bh6 f5 15.
Bxg7 Kxg7 16. Bd3 Nd7 17. Nge2 Ne5 18. O-O Nf6 19. Bc2 fxe4 20. Nxe4 Nxe4 21.
Bxe4 Qf6 22. b4 Bd7 23. bxc5 dxc5 24. Rfc1 Rac8 25. Rab1 Bb5 26. Nc3 Nc4 27.
Qf2 Nd6 28. Rb2 Qd4 {Campos Lopez,M (2330)-Bofill Mas,A (2410) Barcelona 1988
1-0 (61)}) 14... Nd7 15. Nge2 Ne5 16. b3 Qh4+ 17. Bf2 Qf6 18. O-O h4 19. Be3 h3
20. Rc1 hxg2 21. Kxg2 Qh4 22. Ng1 g5 23. Bf2 Qh6 24. Bg3 Ng6 25. Na4 Be5 26.
Bxe5 Rxe5 27. Nb6 Nf4+ 28. Kh1 Bh3 29. Nxh3 Qxh3 30. Rg1 Qh4 31. Rg4 Qh3 32.
Qxf4 f5 33. Rg1 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Paiva, Pedro Henrique"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2064"]
[BlackElo "2344"]
[PlyCount "46"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. h3 Nc6 8. d3
Bd7 ({RR} 8... Nd7 9. Kh2 Nc5 10. Be3 Ne6 11. Nd2 h5 12. f4 h4 13. f5 hxg3+ 14.
Kxg3 Nf4 15. Kh2 gxf5 16. exf5 Bxf5 17. Bxf4 exf4 18. Be4 Bxe4 19. Ncxe4 d5 20.
Nf2 Qh4 21. Qg4 Qxg4 22. Nxg4 Rae8 23. Nf3 {Tabatabaei,M (2629)-Artemiev,V 
(2709) lichess.org INT 2021 0-1}) 9. Be3 a6 ({RR} 9... Ne8 10. d4 exd4 11. Nxd4
Ne5 12. b3 c5 13. Nde2 b5 14. f4 Nc6 15. e5 b4 16. Nd5 Qa5 17. g4 dxe5 18. f5
Rd8 19. f6 Bh8 20. Ne7+ Nxe7 21. fxe7 Nc7 22. exf8=Q+ Kxf8 23. Qd6+ Kg8 24. Qe7
{Mickiewicz,P (2247)-Aldokhin,I (2413) chess.com INT 2021 1-0}) 10. a4 $146 ({
RR} 10. Qd2 b5 11. a3 Rb8 12. Kh2 Nh5 13. d4 f5 14. dxe5 dxe5 15. Rad1 Nf6 16.
exf5 gxf5 17. Bh6 e4 18. Bxg7 Kxg7 19. Nh4 Kh8 20. f3 f4 21. Qxf4 Ng4+ 22. Qxg4
Bxg4 23. Rxd8 Rbxd8 24. hxg4 Rd2 {Golovin,L (2410)-Pozin,S (2340) Podolsk 1993
1-0 (37)}) 10... Nb4 11. Qd2 c5 12. Ne2 Re8 13. c3 Nc6 14. Ne1 Na5 15. Ra3 c4
16. f4 Rc8 17. fxe5 dxe5 18. d4 exd4 19. Bxd4 Nxe4 20. Qf4 f5 21. Nf3 Nb3 22.
Bxg7 Kxg7 23. Nfd4 Nbc5 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Lapertosa Viana, Julio"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2219"]
[PlyCount "71"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. Re1 g6 7. c3 Bg7 8.
d4 cxd4 9. cxd4 Nf6 10. Nc3 O-O 11. Bg5 h6 ({RR} 11... e6 12. d5 exd5 13. Bxf6
Bxf6 14. Qxd5 Rfe8 15. Rad1 Rad8 16. h3 a6 17. Qb3 Na5 18. Qb4 Nc6 19. Qb6 Bxc3
20. bxc3 Ne5 21. Nxe5 Rxe5 22. Rd5 Rxd5 23. exd5 Rc8 24. Qd4 b5 25. Qf6 Re8 26.
Rxe8+ {Nijboer,F (2580)-Polgar,J (2670) Wijk aan Zee 1998 1/2-1/2 (34)}) 12.
Bh4 Nh5 ({RR} 12... b5 13. Nd5 Nxd5 14. exd5 Nb4 15. Rxe7 Qf5 16. Bg3 Nxd5 17.
Rb7 Nf4 18. Bxf4 Qxf4 19. Rxb5 Rfe8 20. Rb3 Rac8 21. g3 Qg4 22. Kg2 Rc4 23. h3
Qf5 24. Rc1 Rxc1 25. Qxc1 Re2 26. Qc4 Rc2 27. Qb5 {Gheorghiu,C (2317)-Bommini,
M (2135) chess.com INT 2023 1/2-1/2 (33)}) 13. e5 e6 $146 ({RR} 13... dxe5 14.
d5 Na5 15. Nxe5 Qd6 16. Nf3 Rfe8 17. Qa4 b6 18. Rad1 Rac8 19. Bg3 Nxg3 20. hxg3
Red8 21. Qe4 Nc4 22. Nb5 Qd7 23. Nfd4 Nxb2 24. Rb1 Nc4 25. Nc6 Nd2 26. Qe3 Nxb1
27. Nxe7+ Kh7 28. Nxc8 {Ramos Caldera,C (2017)-Gutierrez Salazar,L (2090)
Caracas 2014 0-1 (34)}) 14. g4 Nf4 15. Bg3 dxe5 16. dxe5 Nd3 17. Re3 Rfd8 18.
Qe2 Ndb4 19. Rd1 Qe7 20. Rd6 Rxd6 21. exd6 Qd7 22. Ne4 b6 23. a3 Nd5 24. Rd3
Nf6 25. Nxf6+ Bxf6 26. b4 b5 27. Nd2 Qd8 28. Qe4 Qb6 29. Nb3 Rd8 30. Nc5 a5 31.
d7 axb4 32. Nxe6 bxa3 33. Nxd8 Qxd8 34. Qxc6 a2 35. Qxf6 Qxf6 36. d8=Q+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Rios Filho, Hilton Carlos da Si"]
[Black "Toth, Peter"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2238"]
[BlackElo "2152"]
[PlyCount "81"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. g3 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Nc3
b6 9. Rd1 Bb7 ({RR} 9... Ba6 10. cxd5 cxd5 11. Qa4 Bb7 12. Ne5 Nxe5 13. dxe5
Nd7 14. f4 Qc7 15. Be3 Nc5 16. Qc2 Rfd8 17. Nb5 Qd7 18. Nd4 Rac8 19. Rac1 Ba6
20. Qb1 Rc7 21. f5 Qc8 22. Bh3 exf5 23. Bxf5 Qb8 24. Bxh7+ {Acosta Pedroso,G 
(1948)-Tapanes Barroso,B (1822) Varadero CUB 2023 1-0 (36)}) 10. Bg5 ({RR} 10.
cxd5 cxd5 11. Bf4 Nh5 12. Bd2 Nhf6 13. a4 a6 14. Rac1 Rc8 15. e3 Ne4 16. Be1
Nd6 17. Bf1 Nc4 18. Qa2 Rc7 19. Ne2 Qb8 20. b3 Na5 21. Rxc7 Qxc7 22. Rc1 Qb8
23. Nf4 Rc8 24. Rxc8+ Qxc8 {Seirawan,Y (2605)-Kogan,B (2495) Philadelphia 1986
1-0 (39)}) ({RR} 10. cxd5 cxd5 11. Bf4 a6 12. Rd2 Rc8 13. a4 Rc4 14. Ne1 Rc8
15. Rc1 h6 16. Rdc2 Ne5 17. Bxe5 Nd7 18. Bf4 g5 19. Bd2 f5 20. Na2 Rxc2 21.
Rxc2 Bd6 22. Bf1 f4 23. Bh3 fxg3 24. hxg3 Qf6 {Rios Filho,H (2212)-Broday,G 
(2028) Maringa 2012 1-0 (36)}) 10... h6 11. Bxf6 Bxf6 $146 ({RR} 11... Nxf6 12.
Ne5 Rc8 13. Rac1 Rc7 14. e4 dxe4 15. Nxe4 Qa8 16. c5 b5 17. Nxf6+ Bxf6 18. Be4
Rd8 19. f4 Bxe5 20. dxe5 Rd5 21. Bxd5 cxd5 22. Qxb5 Bc6 23. Qe2 Rd7 24. Rd4 Qb7
25. Rc3 g6 26. g4 {Conquest,S (2260)-Gostkhorhevich,V New York,NY 1984 1-0 (31)
}) 12. e4 dxe4 13. Nxe4 Be7 14. c5 Nf6 15. Nxf6+ gxf6 16. Rac1 b5 17. a3 Qc7
18. Re1 Rfe8 19. Re4 Bf8 20. Rce1 Rad8 21. Qe3 Rd5 22. Bf1 Red8 23. Bd3 Bg7 24.
Bc2 Qd7 25. Bb3 a5 26. Bxd5 cxd5 27. Rh4 Kh7 28. Qd2 a4 29. g4 Qc6 30. Rh5 e5
31. Nh4 Bc8 32. Nf5 Bxf5 33. Rxf5 e4 34. h4 Kg8 35. g5 Qe6 36. Qf4 fxg5 37.
hxg5 Bxd4 38. gxh6 Kh8 39. Rg5 Bxc5 40. Rd1 Bb6 41. Qe5+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Marra, Eduardo da Costa"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "2409"]
[BlackElo "2129"]
[PlyCount "110"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. h3 O-O 8. Bc4
Nc6 9. Bb3 Na5 10. O-O Nxb3 11. axb3 b6 ({RR} 11... a6 12. Qd2 Re8 13. Rfe1 Bd7
14. Bh6 Bh8 15. Nd5 e6 16. Nxf6+ Bxf6 17. c3 e5 18. Nc2 Be6 19. c4 b5 20. Ne3
Qb6 21. Red1 Be7 22. Nd5 Bxd5 23. Qxd5 bxc4 24. bxc4 Rec8 25. Ra3 Qc6 26. b3 {
Balogh,C (2561)-Bologan,V (2661) Bastia 2006 0-1 (43)}) ({RR} 11... Bd7 12. Re1
a6 13. Nf3 Bc6 14. Bg5 Nd7 15. Nd4 Rc8 16. Nxc6 Rxc6 17. Nd5 f6 18. Be3 Nc5 19.
Nf4 Qc8 20. Bxc5 Rxc5 21. c3 Bh6 22. Nd5 Kf7 23. b4 Rc6 24. b5 axb5 25. Nb4 Rc5
26. Qb3+ {Rozman,M (2125)-Andric,J (1967) Tornelo INT 2023 1-0}) 12. Qd3 Bb7
13. f4 Nd7 $146 ({RR} 13... a6 14. f5 Rc8 15. Rf2 b5 16. Raf1 b4 17. Nd5 Nxd5
18. exd5 Bxd5 19. fxg6 hxg6 20. Nf5 gxf5 21. Qxd5 e6 22. Qf3 d5 23. Qg3 Qf6 24.
Bf4 Qg6 25. Qe3 e5 26. Bxe5 Rce8 27. Rxf5 f6 28. Qg3 {Tanenbaum,Z (2135)
-Koutlas,N (2337) chess.com INT 2021 1-0 (36)}) 14. Qe2 a6 15. Rad1 Rc8 16. Rd2
b5 17. f5 Nf6 18. e5 Nh5 19. Qe1 Bxe5 20. Nce2 Qd7 21. c3 Ba8 22. Nf4 Nxf4 23.
Bxf4 Bf6 24. Qe3 Rc5 25. Ne6 Rxf5 26. Nxf8 Kxf8 27. Bh6+ Ke8 28. Rxf5 Qxf5 29.
Rxd6 Qb1+ 30. Kh2 Qxb2 31. Rd2 Qxc3 32. Qb6 Be5+ 33. Kg1 Bc7 34. Qxa6 Qc5+ 35.
Kf1 Qf5+ 36. Ke2 Bxg2 37. Rd4 Qe6+ 38. Qxe6 fxe6 39. Be3 h5 40. h4 Bd5 41. Rb4
Bc6 42. Rd4 Bd6 43. Kd1 Bc5 44. Rd3 Bf3+ 45. Ke1 Bd6 46. Kf2 Bd5 47. Bd2 Kf7
48. Bg5 Be4 49. Rc3 b4 50. Re3 Bc5 51. Ke2 Bxe3 52. Kxe3 Bc2 53. Kd4 Bxb3 54.
Kc5 e5 55. Kxb4 Be6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Ramos, Angelo Bil"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2075"]
[BlackElo "2213"]
[PlyCount "98"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Bc5 Qg5+
15. Kb1 Rfd8 16. g3 Nxc3+ 17. Qxc3 e4 18. Bd4 Rxd4 19. Rxd4 c5 20. Qb3 $146 ({
RR} 20. Bxe6 fxe6 21. Qd2 {0-1 (21) Frander,L (2210)-Cseke,R (2200) Hungary
1999}) 20... cxd4 21. Bxe6 fxe6 22. Qxe6+ Kh8 23. Qxe4 Rb8 24. b3 Qf6 25. Qd3
Re8 26. f4 Qc6 27. Rd1 a5 28. a4 h6 29. Qd2 Qc5 30. Re1 Rxe1+ 31. Qxe1 Qc3 32.
Qxc3 dxc3 33. Kc1 Kg8 34. b4 axb4 35. a5 Kf7 36. a6 Bd4 37. Kb1 Ke6 38. Ka2 Kd5
39. Kb3 Kc6 40. Kxb4 Bg1 41. Kxc3 Bxh2 42. Kd3 Bxg3 43. Ke4 Bf2 44. Ke5 Be3 45.
c4 Bxf4+ 46. Kxf4 Kb6 47. Ke5 Kxa6 48. Kd6 Kb7 49. Kd7 Kb6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Silveira Filho, Neri da Silva"]
[Black "Chang, Suzana"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2229"]
[BlackElo "2075"]
[PlyCount "78"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 Nge7 5. g3 d5 6. Bg2 ({RR} 6. exd5 Nxd5 7.
Ne4 Be7 8. Bg2 O-O 9. O-O Bd7 10. d3 Nd4 11. c3 Nxf3+ 12. Qxf3 Bc6 13. f5 e5
14. c4 Nb4 15. f6 Bxf6 16. Nxf6+ Qxf6 17. Qxf6 gxf6 18. Rxf6 Bxg2 19. Kxg2 Rfd8
20. Bh6 Rxd3 {Gevorgyan,M (2218)-Przybylski,W (2321) chess.com INT 2021 1-0 
(76)}) 6... d4 7. Nb1 ({RR} 7. Ne2 g6 8. d3 Bg7 9. O-O O-O 10. g4 f5 11. h3 b6
12. Ng3 Bb7 13. Qe2 Qd7 14. Bd2 Rae8 15. Rae1 h6 16. Nh4 Kh7 17. gxf5 exf5 18.
e5 Nd8 19. Bxb7 Qxb7 20. Nf3 Ne6 21. Qg2 Nd5 {Ivic,V (2581)-Pichot,A (2630)
chess.com INT 2020 1-0 (36)}) 7... d3 $146 ({RR} 7... b6 8. d3 Bb7 9. O-O g6
10. a4 Bg7 11. Na3 O-O 12. Nc4 Qc7 13. Bd2 Rad8 14. Qe1 h6 15. h4 Bc8 16. Qe2
h5 17. Nh2 Kh8 18. g4 hxg4 19. Qxg4 Ng8 20. Qe2 Nf6 21. Bf3 Bh6 22. Ng4 {
Tonning,E-Bergstrom,R (2255) Gausdal 1993 0-1 (31)}) 8. c3 Rb8 9. O-O b5 10. a4
b4 11. cxb4 Nxb4 12. Na3 Bb7 13. Re1 Nec6 14. Re3 c4 15. Re1 Bc5+ 16. Kh1 O-O
17. Rb1 Na5 18. Ne5 Ba6 19. Qh5 g6 20. Qh6 Qe7 21. Rf1 f6 22. Ng4 Nb3 23. Nb5
Bxb5 24. axb5 Rxb5 25. e5 f5 26. Nf6+ Kh8 27. g4 Qg7 28. Qh3 Rd8 29. gxf5 exf5
30. Bf3 Be7 31. Qh4 Rb6 32. Qf2 Bxf6 33. exf6 Qxf6 34. Re1 Nc2 35. Re5 Ncd4 36.
Bd5 Ne2 37. Bxc4 Qc6+ 38. Qg2 Qxc4 39. h4 Qc6 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Ueti, Silvio Shigeo"]
[Black "Bittencourt, Jorge"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2315"]
[BlackElo "2341"]
[PlyCount "107"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. d3 O-O 8. a3
d6 9. Rb1 a5 10. Bd2 Rb8 11. Ne1 Be6 12. Nc2 d5 13. cxd5 Nxd5 14. Ne3 Nxe3 15.
Bxe3 Nd4 16. b4 axb4 17. axb4 c4 18. dxc4 ({RR} 18. Re1 b5 19. Ne4 Bd5 20. dxc4
Bxc4 21. Qd2 f5 22. Bg5 Qc7 23. Nc5 Qf7 24. Rbd1 e4 {1/2-1/2 (24) Amin,B (2709)
-Areshchenko,A (2652) Muelheim GER 2019}) 18... Bxc4 19. Re1 Qd7 20. Bxd4 $146
({RR} 20. b5 Ra8 21. Rb4 Rfc8 22. Qd2 Bf8 23. Rbb1 Bg7 24. Bh6 Bxe2 25. Nd5 Rc2
26. Qg5 Bxh6 27. Qxh6 Qd8 28. Qe3 f6 29. Nb4 Rc7 30. Rxe2 Nxe2+ 31. Qxe2 Rd7
32. h4 Kg7 33. h5 Qb6 34. Nd5 Qd4 {Manasterski,L (2340)-Schaufelberger,H (2325)
Sandomierz 1976 1-0 (42)}) 20... exd4 21. Ne4 b6 22. Nd2 Bb5 23. Be4 Rfe8 24.
Bd3 Bc6 25. f3 Bh6 26. Kg2 Bxd2 27. Qxd2 Re3 28. Rf1 Rbe8 29. Rf2 h5 30. b5 Bd5
31. Rb4 h4 32. gxh4 Qg4+ 33. Kf1 Qh3+ 34. Ke1 Qxh4 35. Kf1 Be6 36. Be4 Bh3+ 37.
Ke1 Rc8 38. Rxd4 Rec3 39. e3 Rc1+ 40. Ke2 Qg5 41. Bc6 Qg1 42. e4 Bf1+ 43. Ke3
Qg5+ 44. f4 Qc5 45. f5 Rd8 46. Bd5 Rxd5 47. exd5 Rc3+ 48. Kf4 Qd6+ 49. Ke4 Qe7+
50. Kf4 g5+ 51. Kg4 Bh3+ 52. Kh5 f6 53. Qxg5+ fxg5 54. d6 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Campelo, Leandro Fabricio"]
[Black "Teixeira, Ricardo da Silva"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2270"]
[BlackElo "2368"]
[PlyCount "64"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 O-O 8. Bd3
Nbc6 9. Nf3 f5 10. exf6 Rxf6 11. Bg5 e5 12. Qg3 Rxf3 13. gxf3 c4 14. Be2 exd4
15. Bf6 Qf8 16. Bxd4 Nf5 17. Qf4 Nfxd4 18. Qxf8+ Kxf8 19. cxd4 Nxd4 20. Bd1 c3
21. O-O Bf5 22. Ra2 $146 ({RR} 22. Rb1 Rc8 23. Rb4 Rc4 24. Rxb7 Nxc2 25. Bxc2
Bxc2 26. Rc1 Bg6 27. Rb4 Rc5 28. Kf1 Ke7 29. Ke2 a5 30. Rg4 Kf6 31. Ke3 h5 32.
Rd4 Ke5 33. f4+ Kd6 34. f3 Bf5 35. Ke2 Kc6 36. Ke3 Kd6 {Arkell,K (2470)
-Hennigan,M (2465) Wrexham 1994 1/2-1/2 (60)}) 22... Re8 23. Kg2 b5 24. f4 a5
25. Bf3 Nxc2 26. Rxc2 Bxc2 27. Rc1 d4 28. Rxc2 b4 29. axb4 axb4 30. Bd5 d3 31.
Ra2 c2 32. Ra7 Re1 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "E35"]
[WhiteElo "2301"]
[BlackElo "2537"]
[PlyCount "54"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Nf3 Nbd7 ({RR} 6... c5
7. dxc5 Nc6 8. Bg5 h6 9. Bxf6 Qxf6 10. e3 Be6 11. Be2 O-O 12. O-O Bxc5 13. Nxd5
Bxd5 14. Qxc5 Qxb2 15. Qxd5 Qxe2 16. a4 Rfd8 17. Qb5 Qxb5 18. axb5 Nb4 19. Nd4
a5 20. bxa6 Rxa6 21. Rab1 {Bareev,E (2675)-Short,N (2665) Novgorod 1994 1/2-1/2
}) ({RR} 6... h6 7. e3 O-O 8. Bd3 Nbd7 9. O-O Re8 10. Bd2 c6 11. Rfe1 Bxc3 12.
Bxc3 Ne4 13. Nd2 Ndf6 14. f3 Nxc3 15. bxc3 Be6 16. e4 dxe4 17. fxe4 Qc7 18. e5
Nd5 19. Ne4 Rad8 20. Rf1 Ne3 21. Qf2 {Buganca,L (1920)-Malek,J (2389) chess.
com INT 2023 0-1 (59)}) 7. a3 $146 ({RR} 7. Bg5 c6 8. e3 h6 9. Bh4 Qa5 10. Bd3
O-O 11. O-O Re8 12. a3 Be7 13. b4 Qc7 14. b5 a6 15. bxc6 bxc6 16. Rfc1 Nf8 17.
Bxf6 Bxf6 18. Nxd5 Qd6 19. Qxc6 Qxc6 20. Rxc6 Bb7 21. Nxf6+ gxf6 {Feigins,
M-Rodriguez Hurtado,J Buenos Aires 1939 1-0}) ({RR} 7. Bg5 c6 8. e3 O-O 9. Bd3
Qc7 10. O-O Bxc3 11. bxc3 Re8 12. Nd2 Qd6 13. Rae1 Nf8 14. f3 Nh5 15. e4 f6 16.
Bh4 Ng6 17. Bf2 Nhf4 18. Bg3 Qf8 19. exd5 Nxd3 20. Qxd3 cxd5 21. Qb5 Be6 {
Izquierdo,D (2285)-Barboza,N Uruguay 1989 1-0}) 7... Be7 8. Bg5 c6 9. e3 h6 10.
Bxf6 Nxf6 11. Bd3 Bd6 12. h3 Qc7 13. O-O O-O 14. Rfc1 a6 15. b4 Re8 16. b5 cxb5
17. Qa2 Qd8 18. Nb1 Bd7 19. Nbd2 Bc6 20. Nb3 Ne4 21. Nc5 Qe7 22. a4 bxa4 23.
Nxa4 Bxa4 24. Qxa4 Nxf2 25. Bb5 Qxe3 26. Re1 Nxh3+ 27. Kh1 Qg1+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Borges, Guilherme Deola"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2134"]
[BlackElo "2237"]
[PlyCount "46"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. O-O
O-O 9. Nc3 d5 10. cxd5 cxd5 11. Ne5 Nfd7 12. f4 Nxe5 13. fxe5 Nc6 14. Be1 Nxd4
15. Rf4 Nc6 16. Bxd5 $146 ({RR} 16. Ra4 Bb7 17. e4 d4 18. Nb5 a6 19. Nxd4 Nxd4
20. Rxd4 Bc5 21. Bf2 Bxd4 22. Qxd4 Qxd4 23. Bxd4 b5 24. Bc5 Rfc8 25. b4 Rd8 26.
Bd6 Rac8 27. Bc5 Rd2 28. a4 Rcd8 29. Bd6 bxa4 30. Rxa4 Rd4 {Ulicny,D (1813)
-Grigoryan,K (2316) Liberec 2017 0-1 (35)}) 16... exd5 17. Nxd5 Bc5+ 18. Bf2
Bxf2+ 19. Kxf2 Nxe5 20. Qd4 Ng6 21. Rf5 Bc8 22. Rh5 Be6 23. e4 Bg4 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Limp, Eduardo Thelio"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2271"]
[BlackElo "2401"]
[PlyCount "64"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. cxd5 exd5 5. Nf3 c6 6. Bg2 Bf5 7. Nc3 h6 8. Ne5
({RR} 8. Qb3 Qb6 9. Qxb6 axb6 10. Bf4 Nbd7 11. Ne5 b5 12. Nxd7 Nxd7 13. e4 dxe4
14. Bxe4 Bxe4 15. Nxe4 Bb4+ 16. Bd2 Be7 17. O-O O-O 18. Rfe1 Rfe8 19. b4 Nb6
20. Nc5 Nc4 21. Bc3 b6 22. Nd3 Ra3 {Villabrille,R (2140)-Clawitter,C (2050)
chess.com INT 2023 1/2-1/2 (84)}) 8... Nbd7 9. Qb3 $146 ({RR} 9. f4 Bb4 10. e3
Be4 11. O-O Bxg2 12. Kxg2 O-O 13. Ne2 Ne4 14. a3 Ba5 15. b4 Bc7 16. Qd3 Nb6 17.
Bb2 Re8 18. Nc3 f6 19. Nf3 Nc4 20. Bc1 a5 21. Nxe4 Rxe4 22. Bd2 Qe7 23. Kf2
axb4 {Terrieux,K (2331)-Georgiev,V (2567) Charleroi 2007 0-1 (39)}) 9... Qb6
10. Nxd7 Nxd7 11. Qd1 Nf6 12. O-O Be7 13. h3 Rd8 14. b3 O-O 15. Bb2 Ne4 16.
Nxe4 Bxe4 17. Qd2 Bxg2 18. Kxg2 f5 19. e3 Bd6 20. Bc3 Rd7 21. Ba5 Qa6 22. a4
Rf6 23. Rfe1 g5 24. f3 Re7 25. Bd8 Ree6 26. Bxf6 Rxf6 27. e4 fxe4 28. fxe4 dxe4
29. Rxe4 Qb6 30. Qd3 Kg7 31. Rf1 Rxf1 32. Kxf1 Qb4 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Benares de sa Leitao, Ricardo"]
[Black "Rocha, Wellington Carlos"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2298"]
[BlackElo "2440"]
[PlyCount "97"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 c6 4. c4 a6 5. Nc3 b5 6. b3 Bg4 7. Be2 e6 8. O-O Nbd7
9. Qc2 Bf5 10. Bd3 Bxd3 11. Qxd3 Bb4 12. Bd2 $146 ({RR} 12. Bb2 Bxc3 13. Bxc3
Ne4 14. Nd2 f5 15. f3 Nxd2 16. Bxd2 O-O {1/2-1/2 (16) Reshetnikov,E (2301)-Van
Delft,M (2372) Moscow 2006}) ({RR} 12. Bb2 O-O 13. Nd2 Re8 14. e4 dxc4 15. bxc4
Ne5 16. Qg3 Nxc4 17. Nxc4 bxc4 18. e5 Nd5 19. Ne4 Be7 20. Ba3 Bxa3 21. Qxa3 Qb6
22. Rfd1 Reb8 23. Qg3 Qc7 24. h4 f5 25. exf6 Qxg3 26. Nxg3 gxf6 {Rahman,S 
(2107)-Abu Sufian,S (2236) Dhaka BAN 2022 1/2-1/2 (42)}) 12... Qe7 13. cxd5
cxd5 14. Ne5 Nxe5 15. dxe5 Nd7 16. e4 d4 17. Qxd4 Bc5 18. Qd3 Nxe5 19. Qg3 f6
20. Be3 O-O 21. f4 Ng4 22. Bxc5 Qxc5+ 23. Kh1 Ne3 24. Rf3 Qxc3 25. Re1 Qb2 26.
Rfxe3 Qxa2 27. Qg4 Rfe8 28. h4 Rac8 29. Rd3 Rc7 30. Red1 Rce7 31. Rd7 Qa3 32.
R1d6 Rxd7 33. Rxd7 Qf8 34. Ra7 f5 35. Qe2 Qc5 36. Rxa6 Qc1+ 37. Kh2 Qxf4+ 38.
g3 Qe5 39. Rb6 Rd8 40. Rxb5 Qc3 41. Qc4 Qxc4 42. bxc4 fxe4 43. Re5 Rd4 44. Rxe6
Rxc4 45. g4 Kf7 46. Re5 Kf6 47. Re8 h5 48. Kg3 hxg4 49. Kxg4 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Matsuura, Everaldo"]
[Black "Souza Neves, Andrey Marcelo"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2460"]
[BlackElo "2175"]
[PlyCount "53"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nb3 e6 8.
O-O a6 9. a4 Qc7 10. a5 Ne5 11. Be2 Bd7 12. f4 Nc4 13. Bd3 Be7 $146 ({RR} 13...
Rc8 14. Qe2 Be7 15. Kh1 h6 16. Re1 e5 17. f5 g6 18. fxg6 fxg6 19. Rf1 Be6 20.
Ra4 Qc6 21. Rb4 Bg4 22. Qe1 Be6 23. Nd5 Bxd5 24. exd5 Qxd5 25. Qe2 Nxa5 26. c4
Nxc4 27. Bxc4 Qc6 28. Be6 {Sengupta,D (2488)-Vuilleumier,A (2304) Rethymno
2009 1-0 (45)}) 14. Qf3 O-O 15. g4 Bb5 16. g5 Nd7 17. Qh3 Nc5 18. f5 Rfe8 19.
fxe6 fxe6 20. Nd4 Qd7 21. Be2 Bd8 22. b4 Rc8 23. bxc5 Rxc5 24. Bg4 Bxa5 25.
Bxe6+ Qxe6 26. Nxe6 Bxc3 27. Qxc3 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Navarro, Tiago Cunha"]
[Black "Gattass, Allan Arriada"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2176"]
[PlyCount "51"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8.
exd5 Ne7 9. c4 Nf5 10. Bd3 Be7 11. O-O O-O 12. f4 Qb6+ ({RR} 12... Nd4 13. Nxd4
exd4 14. Qc2 h6 15. Qe2 Bf6 16. Qe4 g6 17. Qf3 Re8 18. Bd2 Kg7 19. Rae1 Bf5 20.
Bxf5 gxf5 21. Qg3+ Kh7 22. Qd3 Qd7 23. b3 h5 24. Re2 Rxe2 25. Qxe2 Kg6 26. Re1
Bh4 27. g3 {Kholmov,R (2555)-Vasiukov,E (2565) Zalaegerszeg 1977 1/2-1/2 (47)})
({RR} 12... a6 13. Nc3 exf4 14. Bxf4 Nh4 15. c5 Ng6 16. Qh5 f5 17. Bg3 dxc5 18.
Bxf5 Bxf5 19. Rxf5 Qd7 20. Raf1 Bf6 21. d6 Rae8 22. h3 b5 23. Nd5 Bd8 24. Kh2
c4 25. Nc7 Bxc7 26. dxc7 Rxf5 27. Rxf5 {Andreoni,G (2160)-Scagliarini,L (1951)
Lignano Sabbiadoro ITA 2023 1-0 (31)}) 13. Kh1 f6 $146 ({RR} 13... Ne3 14. Bxe3
Qxe3 15. Qc2 g6 16. Rae1 Qc5 17. fxe5 dxe5 18. Rxe5 a6 19. Nc3 Qc7 20. Ree1 Bd6
21. Ne4 Be5 22. d6 Qb6 23. Nf6+ Bxf6 24. Rxf6 Qd4 25. Ref1 Be6 26. c5 Rac8 27.
b4 Qxb4 28. Rc1 {Beeren,T-Kraaijenbrink,L Haarlem 2010 0-1 (33)}) ({RR} 13...
Ne3 14. Bxe3 Qxe3 15. Qc2 g6 16. Rae1 Qc5 17. fxe5 dxe5 18. Rxe5 a6 19. Nc3 f5
20. Re2 Bd7 21. b4 Qxb4 22. Rb1 Qd6 23. Rxb7 Bf6 24. Na4 Qf4 25. h3 Qf1+ 26.
Kh2 Bd4 27. Rb1 Qf4+ 28. g3 {Siekaniec,J (2150)-Kaszowski,D (2175) Nadole 1994
0-1 (37)}) 14. a4 a6 15. a5 Qc5 16. Nc3 Bd8 17. Qc2 g6 18. b4 Qxb4 19. Ba3 Qxa5
20. Bxd6 Qb6 21. c5 Qb4 22. Ra4 Nd4 23. Rxb4 Nxc2 24. Bxc2 Re8 25. fxe5 fxe5
26. Ba4 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Fucs, Paulo Moses"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2152"]
[BlackElo "2301"]
[PlyCount "82"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c3 c5 4. e3 d5 5. Nbd2 Nc6 6. Bd3 Be7 7. O-O O-O 8. b3
Qc7 ({RR} 8... b6 9. Bb2 Bb7 10. Rc1 Rc8 11. c4 cxd4 12. exd4 Re8 13. Qe2 Bf8
14. Rfd1 g6 15. a3 Bg7 16. c5 Nd7 17. b4 bxc5 18. bxc5 e5 19. Ba6 Nxd4 20. Bxd4
exd4 21. Qb5 Bxa6 22. Qxa6 Nxc5 23. Qxa7 {Vescovi,G (2465)-Lima,D (2475) Sao
Jose de Rio Preto 1995 0-1 (35)}) 9. Qc2 $146 ({RR} 9. Bb2 b6 10. a3 Bb7 11.
Rc1 e5 12. dxe5 Nxe5 13. Bb1 Bd6 14. Nxe5 Bxe5 15. f4 Bd6 16. c4 Qe7 17. Re1
Rfe8 18. Qc2 d4 19. h3 Bxf4 20. exf4 Qxe1+ 21. Rxe1 Rxe1+ 22. Kf2 Rae8 23. Nf3
Be4 {Shaw,A (2203)-Bournival,B (2024) Peterborough 2000 1/2-1/2 (61)}) ({RR} 9.
dxc5 e5 10. e4 Bxc5 11. Bb2 Rd8 12. Qe2 d4 13. cxd4 Nxd4 14. Nxd4 Bxd4 15. Bxd4
Rxd4 16. Rfd1 Bg4 17. f3 Rad8 18. Nc4 Be6 19. Rac1 b5 20. Ne3 Qb6 21. Kf1 a6
22. Bb1 Kf8 23. Nc2 R4d6 {Peterka,J (1841)-Bosak,J (2029) Vsetin CZE 2019 1-0 
(51)}) 9... e5 10. dxe5 Nxe5 11. Be2 Bg4 12. Bb2 c4 13. Rfd1 b5 14. Nf1 Nxf3+
15. Bxf3 Bxf3 16. gxf3 Qe5 17. Ng3 g6 18. Qe2 Rfe8 19. Rd2 Qe6 20. Rad1 h5 21.
Qf1 Bc5 22. Qg2 Kh7 23. Kh1 Qa6 24. Rg1 Qxa2 25. Nf5 Qa6 26. Qg5 Bf8 27. bxc4
Re5 28. cxb5 Qb6 29. e4 dxe4 30. Rd6 Qxd6 31. Nxd6 Rxg5 32. Rxg5 Bxd6 33. c4
Ng8 34. fxe4 Rc8 35. Rd5 Be7 36. Bd4 Rxc4 37. Bxa7 Nf6 38. Rd2 Rxe4 39. b6 Rb4
40. Rc2 Nd5 41. Kg2 Nxb6 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Molina, Roberto Junio Brito"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2367"]
[BlackElo "2227"]
[PlyCount "117"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. a3 d5 6. cxd5 exd5 7. Qa4+ c6 8. Bg5
Be7 9. e3 O-O 10. Bd3 Nbd7 ({RR} 10... Re8 11. O-O Nbd7 12. Rac1 a6 13. Rfd1
Bd6 14. Qb3 h6 15. Bh4 Bc7 16. Qc2 Bd6 17. Bh7+ Kh8 18. Bf5 Nf8 19. e4 dxe4 20.
Nxe4 Be7 21. Ne5 Kg8 22. Bxf6 Bxf6 23. Nxc6 Bxc6 24. Qxc6 Bg5 25. Rc2 {Wang,Y 
(2704)-Ljubojevic,L (2555) Amsterdam 2008 1-0 (38)}) ({RR} 10... h6 11. Bxf6
Bxf6 12. Rd1 Re8 13. O-O Nd7 14. Rfe1 Nf8 15. e4 dxe4 16. Bxe4 Qd6 17. Ne5 b5
18. Qb3 Ne6 19. Nxb5 cxb5 20. Bxb7 Rad8 21. Bf3 Qb6 22. Bd5 Rd6 23. Nf3 Kf8 24.
Bxe6 Rdxe6 25. Rxe6 {Popilski,G (2455)-Djordjevic,V (2394) chess.com INT 2022
1/2-1/2 (81)}) 11. Ne5 Nxe5 12. dxe5 Ne4 $146 ({RR} 12... Nh5 13. Bxe7 Qxe7 14.
g4 d4 15. Ne2 c5 16. Rg1 dxe3 17. gxh5 Qxe5 18. fxe3 Rad8 19. Qf4 Qxb2 20. Rb1
{1-0 (20) Psakhis,L (2555)-Rozentalis,E Kharkov (Ukraine) 1985}) ({RR} 12...
Nd7 13. Qh4 {1-0 (13) Abdulla,A (2477)-Shetty,R (2350) New Delhi 2006}) 13.
Nxe4 Bxg5 14. Nd6 Qc7 15. Rd1 Be7 16. Nxb7 Qxb7 17. O-O Rad8 18. f4 Qc7 19. Rf3
f5 20. Qc2 g6 21. g4 fxg4 22. Rg3 Rf7 23. Be2 Rg7 24. Bxg4 Kh8 25. Be6 Bf8 26.
h4 Qb7 27. Qg2 Qe7 28. Qh3 Qc5 29. Qg4 a5 30. Kh1 b5 31. Qe2 Qe7 32. Qg4 Qc5
33. Qe2 Qe7 34. Qg4 Qc5 35. Rd2 b4 36. a4 b3 37. e4 Qb4 38. Qe2 d4 39. Bxb3 c5
40. Rd1 Qb6 41. Qc4 Qc6 42. Qd3 Rb8 43. Rc1 Rb4 44. Bd5 Qxa4 45. Qa6 Qb5 46.
Qc8 Qb8 47. Rxc5 Rxb2 48. Qxb8 Rxb8 49. Rxa5 Rc7 50. Ra2 Bh6 51. Rf3 Rc3 52.
Kg2 Rf8 53. e6 Rc7 54. Kg3 Bg7 55. e5 Rd8 56. Be4 Bf8 57. h5 Kg7 58. Kg4 Bb4
59. Rg3 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "2"]
[White "Dumont, Sadi Glasser"]
[Black "Rocha Jorge, Wilson M"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2341"]
[BlackElo "2255"]
[PlyCount "59"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 g6 ({RR} 4... Nf6 5. a4 e6 6. O-O Nd4 7.
e5 Ng8 8. Re1 Ne7 9. Nxd4 cxd4 10. Ne4 Ng6 11. Qh5 Be7 12. Ra3 Qc7 13. Ng5 Bxa3
14. bxa3 Qxc2 15. a5 a6 16. Bf1 Qf5 17. g4 Nf4 18. Qh4 Qg6 19. d3 {Kovalenko,I
(2611)-Naiditsch,A (2706) Poznan 2014 1-0 (33)}) 5. O-O Bg7 6. a4 ({RR} 6. d3
Bxc3 7. Bxc6 Bg7 8. Ba4 e6 9. Re1 Ne7 10. c3 O-O 11. d4 d5 12. e5 Nc6 13. Bxc6
Qxc6 14. Bg5 a6 15. Qd2 b5 16. Rac1 f6 17. exf6 Bxf6 18. Bxf6 Rxf6 19. Ne5 Qc7
20. a3 Bd7 {diogowmsousa (956)-zeroHen19 (1046) Chess.com 2023 1-0 (37)}) 6...
Nf6 7. Re1 $146 ({RR} 7. e5 Ng4 8. d4 cxd4 9. Nd5 Qd8 10. Bg5 h6 11. Bh4 Ngxe5
12. Nxe5 Bxe5 13. Re1 g5 14. Bxc6 dxc6 15. Rxe5 cxd5 16. Qxd4 f5 17. Rxd5 Qb6
18. Qxb6 axb6 19. Bg3 Bd7 20. Bc7 Bc6 21. Rdd1 Kf7 {Schneider,L (2410)-Rothen,
H Eksjo 1981 1-0 (37)}) 7... O-O 8. h3 d6 9. Bxc6 bxc6 10. a5 Qc7 11. e5 Nd7
12. exd6 exd6 13. d4 d5 14. Bg5 cxd4 15. Nxd4 Qb7 16. Nb3 Ne5 17. a6 Qd7 18.
Nc5 Qc7 19. Bf4 f6 20. b4 Rb8 21. Ra4 Re8 22. Bg3 Bf5 23. Ne2 Bf8 24. Nb7 Bc8
25. b5 cxb5 26. Qxd5+ Kh8 27. Qxb5 Bd7 28. Qa5 Qxa5 29. Rxa5 Bb4 30. Raa1
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Rios Filho, Hilton Carlos da Si"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "2238"]
[BlackElo "2409"]
[PlyCount "85"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 c5 2. e3 g6 3. Nf3 Bg7 4. c4 Nf6 5. Nc3 O-O 6. Be2 cxd4 7. exd4 d5 8. O-O
Nc6 9. h3 a6 10. c5 Ne4 ({RR} 10... b5 11. cxb6 Qxb6 12. Na4 Qa7 13. Be3 Nd7
14. Rc1 Bb7 15. Nc5 Nxc5 16. Rxc5 Rad8 17. Qb3 Rd7 18. Rfc1 Rc8 19. Qa4 Qa8 20.
Bxa6 Qxa6 21. Qxa6 Bxa6 22. Rxc6 Rxc6 23. Rxc6 Ra7 24. a4 f6 25. b4 {Laylo,D 
(2498)-Turqueza,M (2269) Hong Kong 2014 1-0}) ({RR} 10... b6 11. Na4 bxc5 12.
Nxc5 Ne4 13. Nb3 Qb6 14. Be3 a5 15. Rc1 e6 16. Nc5 Nxc5 17. Rxc5 Bd7 18. Qd2
Rfb8 19. Bb5 Bf8 20. Bxc6 Bxc6 21. Rc2 Bb4 22. Qc1 Ba4 23. b3 Bb5 24. Rd1 a4
25. Bf4 {Zednicek,F (1688)-Mrazik,T (2055) Ceske Budejovice CZE 2022 1-0 (39)})
11. Na4 Be6 $146 ({RR} 11... Bf5 12. Nb6 Ra7 13. Be3 h6 14. Qb3 e5 15. Rfd1
exd4 16. Nxd4 Nxc5 17. Qxd5 Nxd4 18. Qxc5 Nxe2+ 19. Kf1 Nd4 20. Bxd4 Bxd4 21.
Rxd4 Qg5 22. Nd5 Raa8 23. Ne7+ Kh7 24. Nxf5 Rac8 25. Qe5 gxf5 26. h4 {Paulino,
J (2129)-Costa,F (2106) Lisbon 1999 1/2-1/2}) ({RR} 11... e5 12. Nb6 Rb8 13.
dxe5 Nxc5 14. Nxd5 Be6 15. Nf6+ Bxf6 16. exf6 Qxf6 17. Qc2 Qf5 18. Qc3 Ne4 19.
Qd3 Bd5 20. Nd4 Nxd4 21. Qxd4 Rfd8 22. Bg4 Qf6 23. Qxf6 Nxf6 24. Bg5 Kg7 25.
Bf4 Ra8 26. Be5 {Wuensch,R (2010)-Kendzia,N (1898) Mittelfranken 2006 1-0 (78)}
) 12. Nb6 Ra7 13. Be3 h6 14. Qc1 Kh7 15. Rd1 f5 16. h4 Rg8 17. g3 Nf6 18. Ne5
Ne4 19. Nf3 Nf6 20. Rb1 Nd7 21. h5 gxh5 22. Nxd7 Bxd7 23. Kg2 Be8 24. Qd2 e6
25. Rh1 Bg6 26. Nh4 Bf7 27. Kf1 Bf6 28. Nf3 Qf8 29. b4 Qg7 30. a4 Raa8 31. b5
axb5 32. axb5 Na5 33. Bf4 Nc4 34. Bxc4 dxc4 35. Ne5 Be8 36. Qc2 Bg5 37. Bxg5
Qxg5 38. Rh4 Bg6 39. Qxc4 f4 40. Nxg6 Qxg6 41. Rb3 Qe4 42. Qc1 Rg4 43. Rxg4 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Rocha Jorge, Wilson M"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2255"]
[BlackElo "2460"]
[PlyCount "58"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8.
Qxd5 ({RR} 8. exd5 Nb4 9. c3 Na6 10. Be3 f5 11. Nxa7 f4 12. Nxc8 fxe3 13. Bb5+
Kf7 14. fxe3 Qxc8 15. O-O+ Kg8 16. Qf3 Qc7 17. Rf2 Qe7 18. Raf1 Nc7 19. Qh3 g6
20. Rf7 Qxf7 21. Rxf7 Kxf7 22. Qd7+ Be7 {Mestel,A (2520)-Delaney,J (2280) Bath
1987 1-0 (32)}) 8... a6 ({RR} 8... Be6 9. Qd1 Be7 10. Bd3 O-O 11. O-O a6 12.
Nc3 Rc8 13. b3 Nd4 14. Ne2 Nc6 15. Bb2 Qc7 16. Rc1 Bg5 17. Rb1 Nb4 18. c3 Nxd3
19. Qxd3 f5 20. exf5 Bxf5 21. Qd5+ Qf7 22. Rbd1 Qxd5 23. Rxd5 {Dos Santos,J 
(1775)-De Miranda,E Salão de Convenções do Nov 2022 1/2-1/2 (60)}) 9. Nc3
Nd4 10. Kd1 Be7 $146 ({RR} 10... Rb8 11. Qc4 Be6 12. Qd3 Rc8 13. Be3 Be7 14.
Bxd4 exd4 15. Qxd4 Bf6 16. Qa4+ Bd7 17. Qb3 Bxc3 18. bxc3 O-O 19. Qb4 b5 20.
Qd4 Rc5 21. Bd3 Qc7 22. Re1 Rc8 23. Re3 Rxc3 24. Rg3 g6 25. h4 {Teschner,
R-Kieninger,G Augsburg 1951 0-1 (42)}) ({RR} 10... Rb8 11. Qc4 Be6 12. Qd3 b5
13. Be3 Nc6 14. Be2 Be7 15. Bf3 O-O 16. b3 Bg5 17. Ne2 Rc8 18. c3 Bxe3 19. Qxe3
Qa5 20. Kc2 Qa3 21. Rhd1 Bxb3+ 22. axb3 Nb4+ 23. Kd2 Qb2+ {0-1 (23) Hoffmann,
F-Jannsen,N Hamburg 1993}) 11. Be3 Bf6 12. Qc4 Bg4+ 13. Kc1 Rc8 14. Qd3 Be6 15.
Qd2 O-O 16. Bd3 d5 17. f3 Nxc2 18. Kxc2 d4 19. Kb1 dxc3 20. bxc3 Qa5 21. Kb2
Rfd8 22. Rhd1 Bc4 23. Qe2 Qb5+ 24. Kc2 Qa4+ 25. Kb1 Be7 26. Rd2 Qb5+ 27. Kc2
Bxd3+ 28. Rxd3 Rxc3+ 29. Kxc3 Bb4+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Miranda, Roberto Calheiros J"]
[Black "Ueti, Silvio Shigeo"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2213"]
[BlackElo "2315"]
[PlyCount "83"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 Bd6 6. Bg2 Nge7 7. O-O O-O 8. Re1
f6 9. Nh4 ({RR} 9. exd5 Nxd5 10. Ne4 Be7 11. a3 e5 12. c3 Kh8 13. Qc2 f5 14.
Ned2 Bf6 15. Nc4 Re8 16. Ng5 Re7 17. b4 h6 18. h4 e4 19. dxe4 hxg5 20. Bxg5
fxe4 21. Bxe4 Bg4 22. bxc5 Ne5 23. Nd6 Bf3 {Levacic,D (2395)-Kouatly,B (2515)
France 1992 1/2-1/2}) ({RR} 9. a4 a6 10. Nf1 Bd7 11. h4 b5 12. h5 Ne5 13. Nh4
f5 14. exd5 exd5 15. Bf4 Qc7 16. h6 N7g6 17. hxg7 Kxg7 18. Nxg6 hxg6 19. Bxd5
Rh8 20. axb5 a5 21. c3 Bxb5 22. d4 Ng4 23. Bxd6 Qxd6 {Pranav,A (2525)-Yonal,T 
(2037) chess.com INT 2023 1-0 (34)}) 9... d4 10. f4 Rb8 $146 ({RR} 10... e5 11.
f5 b5 12. a4 Rb8 13. axb5 Rxb5 14. Nc4 Qc7 15. g4 h6 16. Nf3 Na5 17. Nxd6 Qxd6
18. b3 Bd7 19. h4 Nac6 20. g5 hxg5 21. hxg5 Kf7 22. Kf2 Ke8 23. g6 Nc8 24. Rh1
Nb4 25. Rh7 {Rubina,T (2002)-Raab,H (1705) Germany 2010 1-0 (37)}) 11. a4 a6
12. Nhf3 Bc7 13. Nb3 b6 14. Qe2 Bd7 15. c3 e5 16. cxd4 cxd4 17. f5 Nb4 18. Qd1
Kh8 19. Bf1 Nec6 20. Re2 Qe8 21. Rg2 Nd8 22. Nbd2 Nb7 23. b3 Nc5 24. Ba3 a5 25.
Bxb4 axb4 26. g4 Ra8 27. Qc2 Bd6 28. Nc4 Qb8 29. Rc1 Be7 30. g5 b5 31. gxf6
gxf6 32. axb5 Bxb5 33. Qd1 Rg8 34. Rxg8+ Qxg8+ 35. Kh1 Qg4 36. Nfd2 Qg5 37. Nf3
Qf4 38. Nb6 Re8 39. Nd5 Qg4 40. Nxe7 Nxb3 41. Rc7 Nd2 42. Be2 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Molina, Roberto Junio Brito"]
[Black "Borges, Guilherme Deola"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2227"]
[BlackElo "2134"]
[PlyCount "149"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. b3 O-O 5. Bb2 c5 6. Bd3 d5 7. O-O cxd4 ({RR} 
7... b6 8. Nbd2 Nc6 9. a3 Bb7 10. Qe2 Re8 11. Ne5 Nxe5 12. dxe5 Nd7 13. f4 e6
14. e4 Rc8 15. c4 d4 16. Bc1 Qc7 17. Nf3 Rf8 18. Bd2 Bh6 19. Qf2 f6 20. Qh4 Kg7
21. exf6+ Nxf6 22. Ng5 {Zilberman,P (2151)-Thomas,T (1940) Untergrombach GER
2020 0-1 (40)}) 8. exd4 Nc6 9. Nbd2 Nh5 $146 ({RR} 9... Nb4 10. Be2 Bf5 11. a3
Bxc2 12. Qc1 Bd3 13. Bxd3 Nxd3 14. Qc2 Nxb2 15. Qxb2 Rc8 16. Rac1 Qd6 17. h3
Nh5 18. b4 Nf4 19. Rxc8 Rxc8 20. Nb3 Rc4 21. Ne5 Bxe5 22. dxe5 Qc7 23. Na5 Rc3
24. g3 {Martig,M (2104)-Sieber,F (2203) Basel 2017 0-1}) ({RR} 9... Bf5 10.
Bxf5 gxf5 11. c4 e6 12. Qe2 Ne4 13. Ne5 Nxe5 14. dxe5 Nxd2 15. Qxd2 dxc4 16.
Qxd8 Rfxd8 17. bxc4 Rac8 18. Rac1 b6 19. Ba3 Bxe5 20. Rfe1 Bd4 21. Red1 Bc5 22.
Bb2 Bf8 23. g3 Rxd1+ 24. Rxd1 {hannibal03 (2504)-Rego,V (2452) lichess.org
2019 1/2-1/2 (68)}) ({RR} 9... Nb4 10. Ne5 Nxd3 11. cxd3 Be6 12. f4 Ne8 13. Qe2
Qb6 14. Rfe1 Nd6 15. Ndf3 Bc8 16. h3 f6 17. Ng4 Bxg4 18. hxg4 e5 19. Ba3 e4 20.
dxe4 dxe4 21. Bxd6 Qxd6 22. Qxe4 f5 23. gxf5 Rxf5 24. g3 {Isajevsky,
A-Chebotarev,O St Petersburg 1997 1/2-1/2 (76)}) 10. g3 Bg4 11. c3 Qb6 12. Be2
f6 13. Nh4 Bxe2 14. Qxe2 e5 15. dxe5 fxe5 16. c4 d4 17. Ne4 Nf6 18. Nf3 Nxe4
19. Qxe4 Rad8 20. Ng5 Rfe8 21. Qh4 h6 22. Ne4 Nb4 23. Qg4 Qe6 24. Qxe6+ Rxe6
25. Rfd1 Bf8 26. Rd2 Na6 27. f3 Nc5 28. Re1 Nxe4 29. Rxe4 h5 30. Kf1 Kf7 31. f4
Bh6 32. Rf2 exf4 33. Rxd4 Rxd4 34. Bxd4 a6 35. gxf4 Rd6 36. Be5 Rd1+ 37. Ke2
Rc1 38. Kd2 Rg1 39. Kc3 Ke6 40. Kd4 Bf8 41. Ke4 Re1+ 42. Kf3 Kf5 43. Rd2 Rf1+
44. Kg2 Rc1 45. Rd7 Bh6 46. Rxb7 Bxf4 47. Bxf4 Kxf4 48. Rf7+ Ke5 49. Rf1 Rc3
50. Re1+ Kf5 51. Re2 g5 52. Kf2 g4 53. Ke1 h4 54. Kf2 Kf4 55. Kg2 a5 56. Rb2 a4
57. Kf2 a3 58. Rd2 Ke4 59. Ke2 Rc1 60. Kf2 Rb1 61. Rd8 Rb2+ 62. Kg1 Rxa2 63.
Ra8 Ra1+ 64. Kg2 a2 65. h3 gxh3+ 66. Kh2 Kd4 67. b4 Kxc4 68. b5 Kxb5 69. Rb8+
Kc6 70. Ra8 Kb7 71. Ra3 Kc6 72. Ra4 Kc5 73. Ra8 Kc4 74. Rc8+ Kd3 75. Ra8
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Toth, Christian Endre"]
[Black "Rocha, Wellington Carlos"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2344"]
[BlackElo "2440"]
[PlyCount "72"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 g6 4. Bxf6 exf6 5. Ne2 h5 6. h4 Bd6 7. g3 Bg4 8. Bg2
c6 9. Nd2 Qb6 10. b3 $146 ({RR} 10. Rb1 Nd7 11. c4 dxc4 12. Nxc4 Bb4+ 13. Kf1
Qa6 14. Qb3 Nb6 15. Rc1 Be7 16. f3 Be6 17. Nxb6 Bxb3 18. Nxa8 O-O 19. Nc7 Qb6
20. axb3 Qxc7 21. Kf2 Qb6 22. Rc3 Re8 23. Rd1 Bb4 24. Rcd3 Bd6 {Jose Iraeta,A 
(1912)-Buscar,M (2041) chess.com INT 2023 0-1}) 10... O-O 11. c4 Qa5 12. O-O
Bb4 13. Nf3 Ba3 14. Nh2 Bf5 15. Nf4 dxc4 16. e4 Bd7 17. bxc4 Na6 18. Rb1 Rad8
19. Rxb7 Nb4 20. Qd2 Bc8 21. Rb8 c5 22. d5 Nc6 23. Qxa5 Nxa5 24. Ra8 Ba6 25.
Rxa7 Ra8 26. Rxa8 Rxa8 27. Rd1 Nxc4 28. d6 Ne5 29. Bf1 c4 30. Nd5 Rd8 31. Nc7
c3 32. Nxa6 c2 33. Re1 Rxd6 34. Be2 Nd3 35. Bxd3 Rxd3 36. Nf3 Rd1 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Toth, Peter"]
[Black "Ramos, Angelo Bil"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2152"]
[BlackElo "2075"]
[PlyCount "44"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Nf6 5. d3 Be7 6. h3 d6 7. O-O O-O 8. Nd5 (
{RR} 8. a3 Be6 9. Nd5 Bxd5 10. exd5 Nd4 11. Nh2 Qd7 12. f4 e4 13. c3 Nf5 14. g4
Nh4 15. Qe1 b5 16. Ba2 exd3 17. Qxh4 c4 18. Qg3 Nxd5 19. Qg2 Nc7 20. Be3 Rfe8
21. g5 Qf5 22. Ng4 Bf8 {Nakamura,H (2769)-Vachier Lagrave,M (2789) Leuven BEL
2018 1/2-1/2 (34)}) ({RR} 8. Bg5 a6 9. Bxf6 Bxf6 10. Nd5 b5 11. Nxf6+ Qxf6 12.
Bd5 Bd7 13. c3 Rab8 14. a3 Ne7 15. Bb3 Be6 16. Bxe6 Qxe6 17. Re1 f5 18. d4 fxe4
19. Rxe4 cxd4 20. cxd4 Qf5 21. Qe2 Ng6 22. dxe5 Nf4 {Qashashvili,A (2505)
-Olenik Campa,R (2358) chess.com INT 2023 0-1 (47)}) 8... Nxd5 9. Bxd5 Bd7 10.
c3 Rc8 $146 ({RR} 10... Kh8 11. Nh2 b5 12. f4 Rb8 13. fxe5 Nxe5 14. d4 cxd4 15.
cxd4 Qb6 16. Kh1 Nc6 17. Rxf7 Rxf7 18. Bxf7 Qxd4 19. Qxd4 Nxd4 20. Be3 Bf6 21.
Rd1 Nc2 22. Bxa7 Rb7 23. Bf2 Rc7 24. Bb3 Nb4 25. Rxd6 {Suchovsky,E-Muntag,M 
(1925) Slovakia 2009 1-0 (32)}) 11. Nh2 Bg5 12. Qh5 Bxc1 13. Raxc1 Ne7 14. Bb3
Ng6 15. g3 Kh8 16. Nf3 f6 17. Kg2 Qe8 18. Kh2 b5 19. Bd5 a5 20. Nh4 Nxh4 21.
Qxh4 g5 22. Qh6 Qg6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Souza Neves, Andrey Marcelo"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2175"]
[BlackElo "2301"]
[PlyCount "87"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5 8. Bg5 Na6
9. Nd2 h6 10. Be3 Nc5 ({RR} 10... Bd7 11. O-O h5 12. f3 h4 13. Bg5 h3 14. g3
Qe8 15. Nb3 b6 16. Qd2 Nh7 17. Bh6 f5 18. Bxg7 Kxg7 19. exf5 gxf5 20. f4 a4 21.
Nc1 e4 22. Nd1 Nf6 23. Ne3 Nc5 24. Qc3 Kg6 25. Rb1 {Narciso Dublan,M (2505)
-Dziuba,M (2589) Linares 2013 0-1 (42)}) ({RR} 10... Nxe4 11. Ndxe4 f5 12. O-O
fxe4 13. Nxe4 b6 14. Bd3 Qe8 15. Qd2 g5 16. h4 gxh4 17. Bxh6 Qg6 18. Bxg7 Qxg7
19. f4 Bf5 20. fxe5 Bxe4 21. Bxe4 Qxe5 22. Bf3 Qg7 23. Rae1 Nc5 24. Qe2 Rf4 25.
Bh5 {Souza Neves,A (2207)-Crosa Coll,M (2449) Vitoria 2006 0-1 (56)}) 11. O-O
Bd7 ({RR} 11... Nh7 12. f4 f5 13. fxe5 Bxe5 14. Nf3 Bxc3 15. bxc3 Nxe4 16. Bxh6
Nxc3 17. Qd2 Nxe2+ 18. Qxe2 Re8 19. Qd2 Qf6 20. Ng5 Bd7 21. Nxh7 Kxh7 22. Rab1
b6 23. Rf3 Re4 24. Rh3 Kg8 25. Rf1 Rae8 26. Be3 {Sovetbekova,N (1764)
-Steenbekkers,F (2164) chess.com INT 2023 0-1 (40)}) 12. b3 Ne8 $146 ({RR} 
12... c6 13. a3 cxd5 14. cxd5 Rc8 15. b4 Na6 16. Qb3 Ne8 17. Rac1 axb4 18. axb4
f5 19. f3 f4 20. Bf2 Bf6 21. Na4 Rxc1 22. Rxc1 Bh4 23. Bxh4 Qxh4 24. Nb6 Nb8
25. Nxd7 Nxd7 26. Qc4 Qd8 27. Qb5 {Sheldon,R (2230)-Ionica,I (2140) Menorca
1996 1-0 (60)}) 13. f3 f5 14. a3 f4 15. Bf2 Bf6 16. Qe1 Kh8 17. Rb1 h5 18. b4
axb4 19. axb4 Na4 20. Nxa4 Rxa4 21. c5 g5 22. Nc4 g4 23. Na5 Bc8 24. fxg4 hxg4
25. Qd1 Rxa5 26. bxa5 Rg8 27. c6 bxc6 28. a6 Bxa6 29. Bxa6 cxd5 30. Qxd5 Bh4
31. g3 Nf6 32. Qe6 Bg5 33. gxf4 exf4 34. Bd4 f3 35. Bc4 Rg7 36. Rb5 c5 37. Rfb1
Qe7 38. Rb8+ Kh7 39. Qf5+ Kh6 40. Rh8+ Nh7 41. Bxg7+ Qxg7 42. Rxh7+ Qxh7 43.
Qxh7+ Kxh7 44. Be6 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Teixeira, Ricardo da Silva"]
[Black "Resende, Antonio Carlos"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "2368"]
[BlackElo "2368"]
[PlyCount "58"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Bg4 4. g3 Bxf3 5. exf3 e6 ({RR} 5... c6 6. Bg2 g6 7.
O-O Bg7 8. Nc3 O-O 9. Be3 Nbd7 10. f4 Qa5 11. Rc1 Nb6 12. b3 d5 13. c5 Nbd7 14.
Qd2 b6 15. a3 Qa6 16. b4 bxc5 17. dxc5 e6 18. a4 Rfd8 19. Bd4 Rac8 20. Rfd1 {
Garcia de Dios,J (2209)-Martinez Duany,L (2483) Merida MEX 2023 1/2-1/2 (39)})
6. Nc3 ({RR} 6. f4 d5 7. Bg2 c6 8. O-O dxc4 9. a4 Be7 10. Be3 Nd5 11. Qc2 Nd7
12. Qxc4 O-O 13. Nc3 Nxe3 14. fxe3 Nf6 15. e4 a5 16. Rad1 Qb6 17. b3 Rad8 18.
Bf3 Rd7 19. Rd3 Rfd8 20. Rfd1 g6 {Kazakouski,V (2473)-Indjic,A (2604) chess.
com INT 2020 0-1 (42)}) 6... Nbd7 $146 ({RR} 6... Be7 7. g4 c6 8. g5 Nfd7 9. f4
d5 10. h4 dxc4 11. Bxc4 Nb6 12. Bb3 Na6 13. Be3 Nb4 {1/2-1/2 (13) Klauser,M 
(2393)-Hug,W (2439) Switzerland 2007}) 7. Be3 c6 8. Be2 a6 9. b4 Be7 10. O-O
O-O 11. a4 d5 12. c5 e5 13. a5 Ne8 14. dxe5 Nxe5 15. Na4 Qc7 16. Re1 Ng6 17.
Bd4 Bf6 18. Bf1 Bxd4 19. Qxd4 Nf6 20. Re3 Rae8 21. Rae1 Rxe3 22. fxe3 Re8 23.
Nc3 Qe5 24. Qxe5 Nxe5 25. Kf2 Kf8 26. h3 Rd8 27. Rd1 Ke7 28. f4 Ned7 29. Bg2 h6
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Gattass, Allan Arriada"]
[Black "Fucs, Paulo Moses"]
[Result "1/2-1/2"]
[ECO "B94"]
[BlackElo "2152"]
[PlyCount "50"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bg5 e5 7. Nb3 Be7 8.
Bxf6 Bxf6 9. Be2 ({RR} 9. Qd3 Be6 10. O-O-O Be7 11. Nd5 Bxd5 12. Qxd5 Qc7 13.
Kb1 O-O 14. Na5 Nc6 15. Nc4 Rad8 16. Ne3 Bg5 17. Nf5 b5 18. h4 Ne7 19. Qb3 Bf6
20. Ne3 Qc5 21. g3 Rb8 22. Ng4 Rfc8 23. Rd2 a5 {Grischuk,A (2737)
-Nepomniachtchi,I (2767) Doha 2016 1-0 (50)}) ({RR} 9. Qd3 Be6 10. Rd1 Be7 11.
Nd5 Bg5 12. h4 Bh6 13. Be2 Nc6 14. c3 O-O 15. g4 g6 16. g5 Bg7 17. Qg3 h5 18.
gxh6 Bxh6 19. h5 Kg7 20. hxg6 fxg6 21. Rg1 Bf7 22. Bh5 Bg5 23. Qxg5 Qxg5 {
Shanava,K (2498)-Ilyasli,U (2253) Baku AZE 2023 1-0 (40)}) 9... Nc6 10. O-O
$146 ({RR} 10. Bg4 Be7 11. Bxc8 Rxc8 12. Nd5 O-O 13. Qd3 Bg5 14. h4 Bh6 15. g4
Bf4 16. Nxf4 exf4 17. O-O-O Nb4 18. Qxd6 Qxd6 19. Rxd6 Rxc2+ 20. Kb1 Rxf2 21.
a3 Nc6 22. Nc5 Na5 23. Rc1 Rg2 24. b4 Nc6 {Silva,G-Melo,M Indaial 2004 1-0 (34)
}) 10... Be6 11. Bg4 Qd7 12. Bxe6 fxe6 13. Qg4 O-O 14. Rad1 Qe7 15. a3 Rac8 16.
Rd3 Nd4 17. Qd1 Rfd8 18. Nxd4 exd4 19. Ne2 Qc7 20. Nxd4 Bxd4 21. Rxd4 Qxc2 22.
Rxd6 Rxd6 23. Qxd6 Qxe4 24. g3 h6 25. Qd1 Qd5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Dumont, Sadi Glasser"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2237"]
[BlackElo "2341"]
[PlyCount "82"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 {Anand,V} c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 a6 7. Bg2
Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 ({RR} 10... Bxd4 11. Bxc7 Bxc3 12. bxc3
d5 13. exd5 Nxd5 14. Be5 ({RR} 14. Ba5) 14... f6 15. c4) 11. Qd2 h6 12. Rad1 e5
13. Be3 Ke7 ({RR} 13... Bxe3 14. fxe3 Ke7 15. Rxf6) ({RR} 13... O-O 14. Bxc5
dxc5 15. Qd6) 14. f4 ({RR} 14. h3 Be6) 14... Be6 ({RR} 14... Qb6 15. Bxc5 Qxc5+
16. Qf2 Qxf2+ 17. Rxf2 Bg4 18. fxe5 dxe5 19. Nd5+ Nxd5 20. Rxd5 f6 21. Rfd2 Be6
22. R5d3 Rhd8 23. Rxd8 Rxd8 24. Rxd8 Kxd8 25. a3 Kc7 26. Kf2 Kc6 27. Ke3 Kc5
28. Bf1 a5 29. c3 {Guimaraes,W (2260)-Aranha Filho,A Rio de Janeiro 1997 1/2-1/
2 (38)}) 15. Bxc5 $146 ({RR} 15. fxe5 dxe5 16. Nd5+ Bxd5 17. exd5 Rhe8 ({RR} 
17... Rad8 18. Kh1 Rhe8 ({RR} 18... Ne8 19. Qf2) 19. Qc3 Kd6 ({RR} 19... Bd6
20. Qxc7+ ({RR} 20. Qb3) 20... Bxc7 21. c4) 20. Bxh6) 18. Kh1 Rad8 19. Qc3 Kd6
20. b4 Bxe3 21. Qxe3 e4 22. Rxf6+ gxf6 23. Qf4+ Re5 24. Qxf6+ Kd7 25. Bh3+ Ke8
26. d6 {1-0 (26) Mestel,A (2515)-Martin,A (2375) Swansea 1987}) ({RR} 15. fxe5
dxe5 16. Nd5+ Bxd5 17. exd5 Rhd8 18. Kh1 Rac8 ({RR} 18... Bxe3 19. Qxe3 Ne8 20.
c4 Qxc4 21. Qxe5+ Kf8 22. d6) 19. c4 ({RR} 19. b4 Bxe3 20. Qxe3 Qd6) ({RR} 19.
Bxh6 gxh6 20. Rxf6 Kxf6 21. Qxh6+ Ke7 22. Rf1 Qd6 23. Qg5+ Ke8) ({RR} 19. c3)
19... Qd6 20. Bxc5 ({RR} 20. Rc1) 20... Rxc5 21. Qe2 Rdc8 22. Bh3 ({RR} 22.
Rfe1 Rxc4 23. Qxe5+ Qxe5 24. Rxe5+ Kd6) 22... R8c7 23. b3 ({RR} 23. Rfe1 Kd8 ({
RR} 23... Rxc4 24. Qxe5+ Qxe5 25. d6+ Kf8 26. Rxe5) ({RR} 23... b5 24. b4) ({RR
} 23... e4 24. Rd4) 24. b3 ({RR} 24. Qxe5 Qxe5 25. Rxe5 Rxc4 26. d6 R7c6) 24...
b5 25. cxb5 axb5 26. Qxe5 Qxe5 27. Rxe5 Rc1) 23... b5 24. Rf5 ({RR} 24. Rfe1
bxc4 ({RR} 24... e4) 25. bxc4 ({RR} 25. Qxe5+ Qxe5 26. d6+ Kd8 27. dxc7+ Kxc7
28. Rxe5 Rxe5 29. bxc4) 25... Kd8 ({RR} 25... e4 26. Rd4) ({RR} 25... Rxc4 26.
Qxe5+ Qxe5 27. d6+) 26. Qb2 ({RR} 26. Rc1 Rxc4) 26... Rxc4 27. Qb8+ Ke7) 24...
bxc4 25. Rxe5+ Kf8 26. Re1 ({RR} 26. Rf1 Rxd5) 26... g6 27. bxc4 Rxc4 28. Qb2 (
{RR} 28. Bf1 Ra4) 28... Rc2 29. Qd4 Kg7 {Short,N (2660)-Anand,V (2650) Tilburg
1991 CBM 026 [Anand,V] 0-1 (59)}) ({RR} 15. Kh1 Rhd8 16. h3 Rac8 17. Rde1 Kf8
18. f5 Bc4 19. Rg1 Bb4 20. g4 d5 21. Bxh6 gxh6 22. Qxh6+ Ke7 23. g5 Rd6 24.
exd5 Bxc3 25. bxc3 Nxd5 26. Rxe5+ Kd7 27. Qg7 Kc6 28. Rd1 Rcd8 29. Rd4 b5 {
Henderson de La Fuente,L (2491)-Shankland,S (2691) chess24.com INT 2020 0-1 
(40)}) ({RR} 15. fxe5 dxe5 16. Nd5+ Bxd5 17. exd5 Rad8 18. Kh1 Ne8 19. Qf2 {
1-0 (19) Popovic,P (2560)-Damljanovic,B (2500) Vrsac 1987}) 15... Qxc5+ 16. Qf2
Rac8 17. f5 Bc4 18. Rfe1 Qxf2+ 19. Kxf2 b5 20. Rd2 b4 21. Na4 Rc6 22. b3 Bb5
23. Bf1 Rhc8 24. Bd3 Bxa4 25. bxa4 a5 26. Rb1 Rc3 27. Rb3 Nd7 28. Rxc3 Rxc3 29.
Bb5 Nc5 30. Re2 Ra3 31. Bc4 Nxa4 32. Re3 Rxe3 33. Kxe3 Nb6 34. Ba6 d5 35. exd5
Nxd5+ 36. Ke4 Kd6 37. Bc4 Nc3+ 38. Kd3 f6 39. Bg8 Kc5 40. Bf7 Nb5 41. g4 Nd4
0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Di Berardino, Diego Rafael"]
[Black "Paiva, Pedro Henrique"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2312"]
[BlackElo "2064"]
[PlyCount "55"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 a6 6. Rb1 Rb8 7. b4 cxb4 8. axb4
b5 9. cxb5 axb5 10. Nf3 Nf6 11. O-O O-O 12. d4 d5 ({RR} 12... d6 13. d5 Ne5 14.
Nd4 Bd7 15. f4 Nc4 16. Kh1 Qb6 17. Qd3 Rfc8 18. e3 Ra8 19. Nc6 Bxc6 20. dxc6 e6
21. e4 Ng4 22. Nd1 Ra2 23. h3 Nf2+ 24. Nxf2 Rxf2 25. e5 d5 26. Ra1 h5 27. f5 {
Galyas,M (2476)-Bancod,R (2237) chess.com INT 2020 0-1 (41)}) 13. Bf4 Bf5 14.
Bxb8 Bxb1 15. Bf4 $146 ({RR} 15. Be5 Be4 16. Qb3 Qb6 17. e3 e6 18. Ra1 Rc8 19.
Bxf6 Bxf3 20. Bxg7 Bxg2 21. Kxg2 Kxg7 22. Ne2 Ne7 {1/2-1/2 (22) Rice,C (2099)
-Twitchell,N (1978) Sunningdale 2007}) 15... Be4 16. Nxb5 Nxb4 17. Qa4 Nc6 18.
Rc1 Bxf3 19. Bxf3 Qd7 20. Qa6 Rc8 21. Rc5 e6 22. Be5 Ne4 23. Bxe4 dxe4 24. d5
Bxe5 25. dxc6 Qd1+ 26. Kg2 Qxe2 27. Qxc8+ Kg7 28. Kg1 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Bittencourt, Jorge"]
[Black "Benares de sa Leitao, Ricardo"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2341"]
[BlackElo "2298"]
[PlyCount "75"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5
8. Qxd8+ Kxd8 9. Nc3 Ne7 10. Rd1+ Ke8 11. h3 Bf5 12. Nd4 Bd7 13. b3 Ng6 14. Bb2
Be7 15. Re1 Nf4 16. Nce2 $146 ({RR} 16. Ne4 c5 17. Ne2 Nxe2+ 18. Rxe2 Be6 19.
c4 h5 20. Bc1 a5 21. a4 Rd8 22. Bg5 Bxg5 23. Nxg5 Rd3 24. Re3 Rxe3 25. fxe3 Ke7
26. Rd1 h4 27. e4 c6 28. Kf2 b5 29. Nxe6 Kxe6 30. Rd6+ Kxe5 {Giaccio,A (2479)
-Benares de sa Leitao,R (2298) Sao Paulo 2004 1/2-1/2 (57)}) 16... Ne6 17. Nxe6
Bxe6 18. Nd4 Rd8 19. Nxe6 fxe6 20. Red1 Kf7 21. Kf1 b5 22. Rxd8 Rxd8 23. Ke2 b4
24. a3 a5 25. axb4 axb4 26. Ra6 c5 27. Rc6 Rd7 28. Bc1 g5 29. Be3 Rd5 30. Rxc7
Rxe5 31. Kd3 Kf6 32. Kc4 Rf5 33. g3 h5 34. g4 hxg4 35. hxg4 Rf3 36. Kd3 Rh3 37.
Ke4 Rh4 38. Rxe7 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Chang, Suzana"]
[Black "Campelo, Leandro Fabricio"]
[Result "1/2-1/2"]
[ECO "E72"]
[WhiteElo "2075"]
[BlackElo "2270"]
[PlyCount "63"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. d4 Nc6 7. Nge2 e5 8. O-O
h6 ({RR} 8... Bg4 9. d5 Nd4 10. h3 Nxe2+ 11. Nxe2 Bd7 12. Kh2 b5 13. Qc2 bxc4
14. Qxc4 Qb8 15. b3 Bb5 16. Qc2 c6 17. dxc6 Rc8 18. Qd2 Rxc6 19. Bb2 h5 20.
Rfc1 Qb6 21. Nc3 Rac8 22. Nxb5 Qxb5 23. Rxc6 {Rangel,D (2537)-alimente (2522)
lichess.org 2021 1-0 (57)}) ({RR} 8... Bd7 9. f3 Qc8 10. Re1 exd4 11. Nxd4 Nxd4
12. Qxd4 Ng4 13. Qd2 Ne5 14. b3 Be6 15. Bb2 Qd8 16. Rad1 a5 17. Qc2 Qe7 18. h3
Bxh3 19. f4 Bxg2 20. fxe5 Bxe5 21. Kxg2 Qg5 22. Rd3 c6 23. Bc1 {Khalema,S 
(1790)-Marie,P (1921) Chennai IND 2022 1-0 (34)}) 9. h3 $146 ({RR} 9. dxe5 dxe5
10. Be3 Be6 11. Nd5 Bxd5 12. cxd5 Ne7 13. Qb3 b6 14. Rac1 Qd7 15. Rfd1 Ne8 16.
f4 Kh7 17. fxe5 Bxe5 18. Bf4 f6 19. Nd4 Bxd4+ 20. Rxd4 c5 21. Rd2 g5 22. Be3
Nd6 23. Rf2 Ng6 {Weyrich,M (2350)-Hodl,I Mecklenburg VP 1996 1-0 (37)}) ({RR} 
9. d5 Ne7 10. h3 Kh7 11. Be3 Nfg8 12. c5 f5 13. cxd6 cxd6 14. f3 Nf6 15. Rc1
Bd7 16. Qb3 b5 17. Qa3 Qb8 18. Qa6 b4 19. Na4 Bb5 {0-1 (19) Masarik,D-Mellen,M
Slovakia 2000}) 9... Nd7 10. Be3 exd4 11. Nxd4 Nde5 12. b3 Ne7 13. Qd2 Kh7 14.
Rad1 c5 15. Nde2 Bxh3 16. Qxd6 Bxg2 17. Kxg2 b6 18. f4 Ng4 19. Bg1 Rc8 20. Kf3
h5 21. Rd3 Nc6 22. Qxd8 Rcxd8 23. Rfd1 Rxd3+ 24. Rxd3 Rd8 25. Rd5 Nf6 26. Rxd8
Nxd8 27. Nd5 Kg8 28. Nxf6+ Bxf6 29. e5 Be7 30. Ke4 Nc6 31. Nc3 Kf8 32. Nd5
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Limp, Eduardo Thelio"]
[Black "Navarro, Tiago Cunha"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2401"]
[BlackElo "2176"]
[PlyCount "73"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Qc2 d5 5. Bf4 ({RR} 5. Bg5 O-O 6. Nbd2 c6 7.
e3 Nbd7 8. O-O-O a5 9. Bd3 c5 10. e4 cxd4 11. Nxd4 e5 12. Nb5 Nc5 13. Be2 Be6
14. c4 d4 15. Bd3 Qb6 16. Bxf6 Bxf6 17. a4 Rac8 18. b3 Bd7 19. Kb2 Bxb5 {
Limp,E (2322)-Yunes,D (1955) TTC R Conde de Bomfim 451 Sal 2022 1/2-1/2}) 5...
Nbd7 ({RR} 5... O-O 6. Nbd2 c5 7. e3 cxd4 8. exd4 Nc6 9. h3 Re8 10. Bh2 Bh6 11.
Bd3 Nh5 12. O-O-O Bd7 13. Kb1 Rc8 14. a3 a6 15. Nb3 Ng7 16. g4 Ne6 17. h4 a5
18. h5 a4 19. hxg6 axb3 20. gxf7+ {Limp,E (2420)-Milos,G (2620) Sao Paulo 2000
1-0}) ({RR} 5... O-O 6. Nbd2 Nh5 7. Be5 f6 8. Bg3 e5 9. dxe5 Nxg3 10. hxg3 fxe5
11. e4 c6 12. O-O-O Qe7 13. Bd3 Be6 14. exd5 cxd5 15. Rxh7 Kxh7 16. Bxg6+ Kg8
17. Bh7+ Kh8 18. Rh1 Rf7 19. Qg6 Nc6 20. Ng5 {Limp,E (2377)-Santos Filho,T 
(2053) Tijuca 2017 1-0}) 6. h3 c5 $146 ({RR} 6... O-O 7. Nbd2 c5 8. e3 b6 9.
Be2 Bb7 10. O-O Qc8 11. Rfc1 Ba6 12. Qd1 Bxe2 13. Qxe2 Qb7 14. b4 c4 15. a4 a6
16. Ne5 b5 17. a5 Ne4 18. Nxe4 dxe4 19. Nxd7 Qxd7 20. f3 f5 21. fxe4 {Limp,E 
(2420)-Tsuboi,E (2334) Santos 2000 1-0 (53)}) 7. e3 a6 8. Nbd2 b5 9. a4 bxa4
10. Qxa4 Qb6 11. Ra2 O-O 12. Bd3 Bb7 13. Ne5 Nxe5 14. Bxe5 c4 15. Be2 Bc6 16.
Qc2 Nd7 17. Bxg7 Kxg7 18. O-O f5 19. f4 Bb5 20. Nf3 h6 21. Kh2 Qe6 22. Qc1 Kh7
23. Bd1 Rf6 24. Bc2 Kg7 25. Qe1 Rff8 26. Rg1 Kh7 27. Ra1 Qf7 28. g4 e6 29. Rg2
Qe7 30. Qg3 Rg8 31. Rag1 a5 32. Qf2 a4 33. gxf5 gxf5 34. Ng5+ Kh8 35. Qh4 Qf6
36. Qh5 Raf8 37. Nxe6 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Marra, Eduardo da Costa"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "2129"]
[BlackElo "2367"]
[PlyCount "46"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nb3 Nf6 8.
O-O b5 9. Be3 d6 10. f4 Be7 11. Qf3 Bb7 12. Qh3 h5 13. Kh1 Ng4 ({RR} 13... Nb4
14. Rac1 Rc8 15. a3 Nc6 16. Bg1 Na5 17. Nd4 Nc4 18. e5 Ng4 19. exd6 Bxd6 20.
Rce1 Nxb2 21. Be4 Bxe4 22. Nxe4 Bxf4 23. Qf3 Be5 24. Nd6+ Bxd6 25. Nxe6 fxe6
26. Rxe6+ Kd8 27. Qd5 Nc4 28. Qg5+ {Adhiban,B (2672)-Maghsoodloo,P (2706)
Kolkata IND 2021 0-1 (35)}) ({RR} 13... h4 14. a3 Rd8 15. Bd2 Kf8 16. f5 exf5
17. Nd5 Qd7 18. Nxe7 Nxe7 19. exf5 Nc6 20. Kg1 Ne5 21. Nd4 Bd5 22. Be2 Kg8 23.
Bg5 Rc8 24. Rad1 Qb7 25. c3 Re8 26. Rde1 Bc4 27. Bxc4 bxc4 28. Re2 {Shanava,K 
(2474)-Celik,A (2192) Ayvalik TUR 2023 1-0 (44)}) 14. Bg1 g6 15. Rad1 $146 ({RR
} 15. Be2 Bf6 16. Rad1 O-O-O 17. Bxg4 hxg4 18. Qxg4 Rh4 19. Qe2 Rdh8 20. e5
Nxe5 21. Ne4 Ng4 22. Nxd6+ Qxd6 23. Rxd6 Nxh2 24. Bxh2 Rxh2+ 25. Kg1 Bh4 26.
Rd8+ Bxd8 27. Nd4 Bb6 28. c3 Rxg2+ 29. Qxg2 Bxg2 {Kostro,J-Schmidt,W Polanica
Zdroj 1968 0-1 (40)}) ({RR} 15. Rae1 Bf6 16. e5 dxe5 17. Nc5 O-O 18. f5 gxf5
19. Nxb7 Qxb7 20. Qxh5 Ne7 21. Re4 Kg7 22. Rxg4+ Ng6 23. Bxf5 exf5 24. Qxf5 {
1-0 (25) Kuzmin,G-Rodriguez Vargas,O Cienfuegos 1973}) 15... Bf6 16. Bxb5 axb5
17. Nxb5 Qb8 18. e5 dxe5 19. fxe5 Ncxe5 20. Rxf6 Nxf6 21. Bc5 Neg4 22. Rf1 Ne4
23. Bg1 Bd5 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2537"]
[BlackElo "2271"]
[PlyCount "72"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. e4 Nc6 4. Nc3 Bc5 5. Nf3 d6 6. d3 O-O 7. Na4 Bb6 8. Nxb6
axb6 9. O-O h6 10. h3 d5 11. exd5 Nxd5 12. Re1 Re8 13. b3 $146 ({RR} 13. a3 b5
14. Bd2 Bf5 15. Nh2 Qd6 16. Ng4 Nf6 17. Bc3 Nxg4 18. hxg4 Be6 19. Be4 Bd5 20.
Qf3 Bxe4 21. Qxe4 f6 22. Re2 b4 23. Be1 bxa3 24. Qc4+ Kh8 25. bxa3 Nd4 26. Re4
Rxa3 27. Rxa3 Qxa3 {Dolezal,C (2410)-Villar,G Mendoza 2004 1/2-1/2 (45)}) 13...
Bf5 14. Bb2 Qd6 15. a3 Rad8 16. b4 Nf6 17. b5 Nd4 18. a4 Qc5 19. Nxd4 exd4 20.
Qd2 Nd5 21. Rxe8+ Rxe8 22. Re1 Be6 23. Re5 Rd8 24. Qe2 Qb4 25. Rxe6 fxe6 26.
Qxe6+ Kh8 27. Bxd5 Qxb2 28. Qe7 Qc1+ 29. Kg2 Qg5 30. Qxg5 hxg5 31. Bxb7 Re8 32.
Be4 g6 33. Kf3 Kg7 34. Kg4 Re5 35. f4 gxf4 36. Kxf4 Rc5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2301"]
[BlackElo "2219"]
[PlyCount "133"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 f5 2. e4 fxe4 3. Ng5 Nf6 4. d3 e5 5. dxe4 c6 6. Nd2 $146 ({RR} 6. Nc3
Bb4 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Nxh7 Nxh7 11. Nxd5 e4 12. Bxe4 Qh4
13. Qd3 Bd6 14. g3 Qh5 15. Bg6 Qh3 16. Ne3 Be7 17. Nd5 Bd6 18. Bf4 Bxf4 19.
Ne7+ Kh8 20. Bxh7 Nc6 {Sowinski,J-Pytlakowski,A Katowice 1952 1-0 (33)}) ({RR} 
6. f4 exf4 7. Nc3 Bb4 8. Bd2 d5 9. exd5 cxd5 10. Qe2+ Qe7 11. O-O-O Qxe2 12.
Bxe2 Nc6 13. Rhe1 O-O 14. Nxd5 Nxd5 15. Bc4 Bxd2+ 16. Rxd2 h6 17. Bxd5+ Kh8 18.
Nf7+ Kh7 19. Nd6 Rb8 20. a3 Bd7 {Savchenko,B (2510)-Kuzin,A (2323) Dagomys
2004 1-0 (35)}) ({RR} 6. Nc3 Bb4 7. Bd2 O-O 8. Bc4+ d5 9. exd5 Bxc3 10. dxc6+
Kh8 11. Bxc3 Qc7 12. O-O Nxc6 13. f4 Bg4 14. Qd2 Rad8 15. Qf2 h6 16. Qh4 exf4
17. Bxf6 Rxf6 18. Nf7+ Rxf7 19. Bxf7 Ne5 20. Rxf4 Rd2 {Akhvlediani,I (2355)
-Trent,L (2399) chess.com INT 2021 1-0 (57)}) ({RR} 6. f4 d5 7. fxe5 Nxe4 8.
Nxe4 dxe4 9. Qxd8+ Kxd8 10. Bc4 b5 11. Bb3 a5 12. a4 Bc5 13. Nc3 e3 14. Rf1 Re8
15. Ne4 Bb4+ 16. c3 Rxe5 17. cxb4 Rxe4 18. axb5 Rxb4 19. Bc2 Bg4 20. h3 Bh5 {
Santasiere,A-Hearst,E New York,NY 1955 1-0 (56)}) 6... Bc5 7. Be2 O-O 8. O-O d5
9. exd5 cxd5 10. Nb3 Bb6 11. c4 h6 12. Nf3 e4 13. Nfd4 Nc6 14. Be3 Ne5 15. c5
Bc7 16. h3 Bxh3 17. gxh3 Qd7 18. Kg2 Ng6 19. Bg4 Nh4+ 20. Kh1 Qe7 21. Ne6 h5
22. Nxc7 hxg4 23. Nxd5 Qe6 24. Nxf6+ Rxf6 25. Qxg4 Qxg4 26. hxg4 Rf3 27. Nd2
Rh3+ 28. Kg1 Re8 29. Bg5 Re5 30. Bxh4 Rxh4 31. f3 exf3 32. Nxf3 Rxg4+ 33. Kf2
Rxc5 34. Rac1 Rf5 35. Rc8+ Kh7 36. Rc7 Rb4 37. b3 Ra5 38. Rh1+ Kg8 39. Rc2 Rf5
40. Rc8+ Kf7 41. Ke3 a5 42. Rhh8 a4 43. Rhf8+ Kg6 44. Rxf5 Kxf5 45. Rc5+ Ke6
46. Nd4+ Kd6 47. Rg5 axb3 48. axb3 Rb6 49. Rg6+ Kc5 50. Rxb6 Kxb6 51. Ne6 Kb5
52. Kd3 Kb4 53. Kc2 g6 54. Kb2 Kb5 55. Kc3 Kc6 56. Kc4 Kd6 57. Ng5 Kc6 58. Nf7
Kb6 59. b4 Ka6 60. Kc5 Ka7 61. Kb5 Kb8 62. Kb6 Ka8 63. Kc7 Ka7 64. b5 Ka8 65.
b6 g5 66. Kc8 g4 67. Ng5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.27"]
[Round "3"]
[White "Lapertosa Viana, Julio"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "2229"]
[PlyCount "97"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be2 Nf6 5. Nc3 O-O 6. O-O Nc6 7. h3 e5 8. dxe5
Nxe5 9. Nxe5 dxe5 10. Qxd8 Rxd8 11. Bg5 c6 12. Rad1 Be6 13. Rxd8+ Rxd8 14. Rd1
Rxd1+ 15. Bxd1 b5 ({RR} 15... h6 16. Be3 b6 17. a4 Nd7 18. a5 Kf8 19. axb6 axb6
20. Na4 b5 21. Nc5 Nxc5 22. Bxc5+ Ke8 23. f3 g5 24. Kf2 Bf8 25. Bxf8 Kxf8 26.
b4 f6 27. Ke3 Bc4 28. Be2 Bxe2 29. Kxe2 Ke7 30. g4 {Malyi,V (2391)-Tabuenca
Mendataurigoitia,D (2343) chess.com INT 2023 1/2-1/2 (67)}) 16. a3 a5 17. Bxf6
$146 ({RR} 17. f3) 17... Bxf6 18. Bg4 b4 19. axb4 axb4 20. Na4 Bc4 21. Bd7 Bb5
22. b3 Kf8 23. Nb2 h5 24. h4 Ke7 25. Bc8 Kd8 26. Bh3 Be7 27. g3 Be2 28. Bf1 Bf3
29. Bg2 Bg4 30. f3 Bc5+ 31. Kf1 Bc8 32. Ke1 Bd4 33. Nd3 f6 34. Ke2 Bc3 35. Nf2
Ke7 36. Bh3 Ba6+ 37. Nd3 Kd6 38. Kf2 c5 39. Bf1 Bb7 40. Nc1 Bd2 41. Nd3 f5 42.
Nb2 Bc1 43. Nc4+ Ke6 44. Bd3 f4 45. g4 hxg4 46. fxg4 Bc8 47. Kf3 Kf6 48. Be2
Ba6 49. Bd3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Rocha, Wellington Carlos"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2440"]
[BlackElo "2341"]
[PlyCount "0"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Resende, Antonio Carlos"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2368"]
[BlackElo "2537"]
[PlyCount "42"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 O-O
8. O-O d5 9. exd5 cxd5 10. Bg5 Be6 11. Qf3 Be7 12. h3 Rb8 ({RR} 12... h6 13.
Bf4 c5 14. Rfe1 c4 15. Bf1 Qb6 16. Be5 Rad8 17. b3 d4 18. Bxf6 Bxf6 19. Ne4 Be5
20. Bxc4 Bxc4 21. bxc4 d3 22. Rab1 Qa5 23. cxd3 Qxa2 24. c5 Bd4 25. Qe2 Qd5 26.
Rbc1 Rc8 27. Qf3 {Csonka,B (2490)-Ivanisevic,I (2585) chess.com INT 2021 1/2-1/
2 (76)}) ({RR} 12... h6 13. Bh4 c6 14. Rfe1 Nd7 15. Bxe7 Qxe7 16. b3 Qg5 17.
Qe3 Qxe3 18. fxe3 Ne5 19. Ba6 Rab8 20. Rad1 Rfd8 21. Na4 Kf8 22. Nc5 Ke7 23.
Nb7 Rd7 24. Nc5 Rdd8 25. Nb7 {1/2-1/2 (25) Stary,V (1623)-Zigo,V (2218) Czech
Republic CZE 2023}) 13. b3 h6 14. Bd2 c5 15. Rad1 $146 ({RR} 15. Bf4 Rc8 16.
Rad1 Qa5 17. Bd2 c4 18. bxc4 dxc4 19. Ne4 Qc7 20. Nxf6+ Bxf6 21. Be4 Be5 22.
Rfe1 c3 23. Be3 Rb8 24. Qh5 Bf4 25. Qc5 Qxc5 26. Bxc5 Rfc8 27. Bxa7 Rb4 28. Rd4
Rxd4 29. Bxd4 Bd2 {Starr,N (2210)-Sofieva,A (2390) Jakarta 1993 0-1 (46)})
15... Qc8 16. Bf4 Ra8 17. Be5 Rd8 18. Qg3 Nh5 19. Qf3 Nf6 20. Qg3 Nh5 21. Qf3
Nf6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Chang, Suzana"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2219"]
[BlackElo "2075"]
[PlyCount "49"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. Nbd2 Nge7 5. g3 g6 ({RR} 5... d6 6. Bg2 Ng6 7.
h4 h5 8. c3 e5 9. Nh2 Nge7 10. Ndf3 g6 11. d4 exd4 12. cxd4 Bg7 13. d5 Nb4 14.
a3 Na6 15. O-O O-O 16. Re1 Qb6 17. Bg5 Re8 18. Rb1 Bd7 19. Nd2 Qc7 20. g4 {
Demkovich,A (2426)-Gordenko,D (2347) Kiev 2002 1-0 (44)}) 6. Bg2 Bg7 7. c3 $146
({RR} 7. h4 a6 8. h5 Qc7 9. Qe2 Nd4 10. Nxd4 cxd4 11. Nc4 b5 12. h6 Bf6 13. e5
bxc4 14. exf6 Bb7 15. Bf4 Qa5+ 16. Bd2 Qb6 17. fxe7 Bxg2 18. Qe5 Rg8 19. Rh2
Bd5 20. Bg5 Qxb2 21. Rc1 Qb4+ {Osinovsky,S (2241)-Md.,J (2060) chess.com INT
2020 1-0}) ({RR} 7. h4 h5 8. O-O O-O 9. c3 b5 10. Re1 Bb7 11. Nb3 d6 12. Bg5
Qc7 13. Rc1 a5 14. Nbd2 a4 15. a3 Rae8 16. Nf1 Qb6 17. Qd2 Kh7 18. N1h2 Na5 19.
Rcd1 f5 20. exf5 Nxf5 21. Bf4 Kg8 {Ruge,E (2201)-Andreev,K (2195) chess.com
INT 2023 0-1 (41)}) ({RR} 7. h4 a6 8. h5 Qc7 9. Qe2 Nd4 10. Nxd4 cxd4 11. Nc4
b5 12. h6 Bf6 13. e5 bxc4 14. exf6 Bb7 15. Bf4 Qa5+ 16. Bd2 Qb6 17. fxe7 Bxg2
18. Qe5 Rg8 19. Rh2 Bd5 20. Bg5 Qxb2 21. Rc1 Qb4+ {Osinovsky,S (2241)-Md.,J 
(2060) chess.com INT 2020 1-0}) 7... e5 8. O-O O-O 9. a4 h6 10. Nh4 d6 11. Nc4
g5 12. Nf3 f5 13. Bxg5 hxg5 14. Nxg5 Ng6 15. Qh5 Rf6 16. exf5 Nge7 17. g4 Bd7
18. Ne3 Be8 19. Qh7+ Kf8 20. f4 Bf7 21. Nxf7 Rxf7 22. Nd5 Qd7 23. f6 Nxd5 24.
fxg7+ Ke7 25. fxe5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Rocha Jorge, Wilson M"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "2255"]
[BlackElo "2213"]
[PlyCount "129"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. Bc4 Ne5 10. Bd3 Bd7 11. O-O-O Rc8 12. g4 Nc4 13. Bxc4 Rxc4 14. h4 h5 15.
Qe2 $146 ({RR} 15. e5 dxe5 16. Nb3 Rc6 17. g5 Rd6 18. gxf6 Rxd2 19. Rxd2 exf6
20. Nc5 Bc6 21. Rxd8 Rxd8 22. N5e4 f5 23. Nd2 b6 24. Re1 f4 25. Bf2 f5 26. a4
Bf6 27. Nc4 Re8 28. Rd1 Bxf3 29. Rd7 Rc8 {Adorjan,A-Sosonko,G Wijk aan Zee
1974 1/2-1/2 (36)}) ({RR} 15. Rdg1 e6 16. gxh5 Nxh5 17. Nde2 Qf6 18. Qxd6 Qxf3
19. Qd3 Bb5 20. Nxb5 Rxe4 21. Rh3 Qxh3 22. Qxe4 Nf6 23. Rh1 Nxe4 24. Rxh3 a6
25. Nbc3 Nxc3 26. Nxc3 f5 27. Bg5 e5 28. Kd2 e4 29. Ke3 Rc8 {Erneste,I (2365)
-Bakalarz,L (2295) Katowice 1993 1-0 (45)}) ({RR} 15. g5 Ne8 16. Qd3 Rc8 17.
Rhg1 a6 18. Nb3 b5 19. Nd5 Rb8 20. Bd4 Bxd4 21. Qxd4 Nc7 22. Qa7 Nxd5 23. Rxd5
Be6 24. Rd3 Qb6 25. Qxb6 Rxb6 26. f4 Rc8 27. Nd4 Bg4 28. Kd2 e5 29. fxe5 dxe5 {
Van Riemsdijk,M (1767)-Ferreira,C (1466) Sao Paulo 2017 0-1 (52)}) ({RR} 15.
Nf5 gxf5 16. gxf5 Kh7 17. Rhg1 Rg8 18. Nd5 e6 19. fxe6 fxe6 20. Qd3 exd5 21.
exd5+ Kh8 22. Qxc4 Qc8 23. Qf4 Bf5 24. c3 Bh7 25. Bd4 Qf5 26. Qxf5 Bxf5 27. Rg5
Bh7 28. Re1 Rf8 29. Re7 Bh6 {Perenyi,B-Schneider,A Hungary 1979 1-0}) 15...
Rxc3 16. bxc3 Qa5 17. Nb3 Qxa2 18. Kd2 Qa4 19. Nd4 Qa5 20. g5 Rc8 21. Qd3 Ne8
22. Ra1 Ba4 23. Rhb1 Bxd4 24. Qxd4 b5 25. Rb4 Qc7 26. Ra3 a5 27. Rb1 Qd7 28.
Rh1 b4 29. cxb4 Rxc2+ 30. Ke1 Qb5 31. Bd2 axb4 32. Qxb4 Qxb4 33. Bxb4 Rc1+ 34.
Kf2 Rxh1 35. Rxa4 Rc1 36. Ba3 Rc2+ 37. Kg3 Nc7 38. e5 Ra2 39. Rc4 Nb5 40. Rc8+
Kg7 41. Bb4 Ra4 42. exd6 Nxd6 43. Bc3+ f6 44. gxf6+ Kf7 45. Rc7 Nf5+ 46. Kf2
Rxh4 47. fxe7 Nxe7 48. Rb7 Rh2+ 49. Kg3 Re2 50. Bb4 Kf6 51. Bxe7+ Rxe7 52. Rb6+
Re6 53. Rb5 Re5 54. Rb8 Ra5 55. Rf8+ Kg7 56. Rb8 Rf5 57. Rb6 Kh6 58. Rb7 Kg5
59. Rb6 h4+ 60. Kg2 Rf4 61. Rb5+ Rf5 62. Rb3 Rd5 63. Kh3 Rd2 64. f4+ Kxf4 65.
Kxh4 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Ramos, Angelo Bil"]
[Black "Rios Filho, Hilton Carlos da Si"]
[Result "1/2-1/2"]
[ECO "C04"]
[WhiteElo "2075"]
[BlackElo "2238"]
[PlyCount "38"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Nb3 a5 7. a4 Be7 8. Bb5
Ncb8 9. O-O ({RR} 9. h4 c6 10. Bd3 c5 11. dxc5 Na6 12. Bxa6 Rxa6 13. Bg5 f6 14.
exf6 Nxf6 15. Ne5 O-O 16. Qd4 Nd7 17. Bxe7 Qxe7 18. Nxd7 Bxd7 19. O-O Qf6 20.
Qxf6 gxf6 21. f4 Kf7 22. Rfd1 Rc8 23. f5 e5 {Ni,H (2681)-Zhang,P (2649) Cebu
2007 1/2-1/2}) ({RR} 9. h4 h6 10. Rh3 b6 11. Rg3 Bf8 12. c3 Ba6 13. Bxa6 Nxa6
14. Be3 Qe7 15. Qe2 Ndb8 16. h5 Kd8 17. Kf1 Kc8 18. Kg1 Nc6 19. Ne1 Qd7 20. Qf3
Kb7 21. Nd3 Rc8 22. Ra2 Qe8 23. Rg4 Ka7 {Annaberdiev,M (2458)-Nikolovski,N 
(2389) Skopje MKD 2023 1-0 (42)}) 9... b6 10. Bxd7+ $146 ({RR} 10. Qe2 O-O 11.
Re1 Ba6 12. c4 c6 13. Bxa6 Nxa6 14. cxd5 cxd5 15. Be3 Nb4 16. Rec1 Qb8 17. Qb5
Qa7 18. Rc3 Nb8 19. Bg5 Bxg5 20. Nxg5 h6 21. Nh3 N8a6 22. Nf4 g6 23. h4 Rab8
24. Qe2 Qe7 {Kopylov,N-Uusi,G Rostov on Don (Russia) 1958 1-0 (44)}) 10... Bxd7
11. Bf4 O-O 12. Qd2 Qe8 13. h4 Bxa4 14. Nc1 f5 15. exf6 gxf6 16. Bxc7 Qc6 17.
Qc3 Bxc2 18. Bxb6 Qxc3 19. bxc3 Nc6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Souza Neves, Andrey Marcelo"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2409"]
[BlackElo "2175"]
[PlyCount "54"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f4 b5 10. Nxc6 Bxc6 11. Bd3 Be7 12. e5 dxe5 13. fxe5 Nd5 14. Bxe7
Qxe7 15. Ne4 O-O 16. Rhf1 ({RR} 16. Rdf1 f5 17. exf6 gxf6 18. Rhg1 Nb4 19. a3
Nxd3+ 20. Qxd3 Rad8 21. Qe3 f5 22. Ng3 Qf6 23. Re1 Rfe8 24. Qe5 Qxe5 25. Rxe5
Rd5 26. Rxd5 Bxd5 27. Nh5 Kf7 28. g3 Bc6 29. Rf1 Rd8 30. Nf4 Kf6 {Player,E 
(2180)-Bon,M (2392) chess.com INT 2023 1-0 (44)}) 16... f5 17. exf6 Nxf6 18.
Qg5 ({RR} 18. Nxf6+ Rxf6 19. Rxf6 Qxf6 20. Rf1 Qe7 21. Qe3 Rd8 22. g3 Bd5 23.
a3 Qd6 24. Rd1 Qc6 25. Qf4 Re8 26. Re1 Qc5 27. Qh4 h6 28. Qh5 Rf8 29. Qe5 a5
30. Qe3 Qxe3+ 31. Rxe3 b4 32. axb4 axb4 {Polgar,J (2645)-Dreev,A (2650)
Linares 1997 1-0 (67)}) 18... h6 $146 ({RR} 18... Bxe4 19. Bxe4 Rad8 20. Qh4
Rxd1+ 21. Rxd1 Qc5 22. Bd3 e5 23. Re1 Re8 24. Qg5 Qd4 25. Qe3 Qd5 26. Kb1 Qxg2
27. a4 Qd5 28. Qg5 Re7 29. Rg1 Qd4 30. Ka2 Qxa4+ 31. Kb1 Qd4 32. Ka2 e4 33.
Bxe4 {Konci,E-Pietzsch,W Leipzig 1960 0-1 (34)}) 19. Nxf6+ Rxf6 20. Qg4 Raf8
21. Rfe1 e5 22. Rd2 Qf7 23. Rxe5 Qxa2 24. c3 Qa1+ 25. Bb1 Be8 26. Rd1 Bg6 27.
Re4 Rf2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Ueti, Silvio Shigeo"]
[Black "Toth, Peter"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2315"]
[BlackElo "2152"]
[PlyCount "57"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Qb6 6. Nb3 a6 7. e4 d6 8. Be3
Qd8 9. Be2 e6 $146 ({RR} 9... g6 10. O-O Bg7 11. Qd2 O-O 12. f3 Be6 13. Rfd1
Ne5 14. Nd5 Bxd5 15. exd5 Rc8 16. Rac1 Ned7 17. Na5 Qc7 18. b4 Rfd8 19. f4 Ne4
20. Qd3 f5 21. Nb3 Nf8 22. Bf3 Nf6 23. a4 e5 24. dxe6 {Meyer,H-Garthof,G
Germany 1991 1-0 (50)}) 10. g4 Be7 11. g5 Nd7 12. h4 b6 13. Qd2 Bb7 14. h5 Qc7
15. Rc1 Nc5 16. Nd4 Nxd4 17. Qxd4 e5 18. Qd1 Qd8 19. Nd5 a5 20. Rg1 Bc6 21. g6
O-O 22. gxh7+ Kh8 23. f3 Bh4+ 24. Kd2 Rb8 25. Qf1 f5 26. Qg2 Qd7 27. h6 g5 28.
Bxg5 Bxg5+ 29. Qxg5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Paiva, Pedro Henrique"]
[Black "Molina, Roberto Junio Brito"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2064"]
[BlackElo "2227"]
[PlyCount "0"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2271"]
[BlackElo "2344"]
[PlyCount "76"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8.
Be3 Qa5 9. Qd2 O-O 10. h3 Nc6 11. Bc4 cxd4 12. cxd4 Qxd2+ 13. Kxd2 Rd8 14. Kc3
b6 $146 ({RR} 14... Bd7 15. Rab1 Rac8 16. Kd3 Be8 17. Rxb7 Na5 18. Rb4 Nxc4 19.
Rxc4 Bb5 20. Rhc1 f5 21. e5 e6 22. Bd2 Rxc4 23. Rxc4 Rc8 {0-1 (23) Krischak,W 
(1609)-Wagner,D (1919) Frankfurt 2014}) 15. Rad1 Bb7 16. Kb2 Rac8 17. Bb3 Na5
18. e5 Nxb3 19. axb3 f6 20. exf6 exf6 21. Rd2 Bf8 22. Rdd1 Kf7 23. Rc1 Bd6 24.
Rxc8 Rxc8 25. Rc1 a5 26. Ne1 Bb4 27. Rd1 Bd5 28. Bd2 Bd6 29. g3 Re8 30. Be3
Bxg3 31. Rc1 Bd6 32. Nd3 g5 33. Rg1 Be4 34. Nc1 Rc8 35. f3 Bd5 36. Nd3 Re8 37.
Re1 Bg3 38. Bf2 Bxf2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2367"]
[BlackElo "2312"]
[PlyCount "137"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 e6 3. Bg5 c5 4. e3 Qb6 ({RR} 4... Be7 5. Nd2 cxd4 6. exd4 Nd5
7. Bxe7 Qxe7 8. Ngf3 O-O 9. Bc4 Nf6 10. O-O b6 11. Re1 Bb7 12. Bd3 d6 13. Ne4
Nxe4 14. Bxe4 Bxe4 15. Rxe4 Nd7 16. Qd3 Nf6 17. Re2 h6 18. Nd2 Qb7 19. Ne4 {
Predojevic,B (2600)-Markus,R (2619) Novi Sad 2012 1/2-1/2}) 5. Qb3 d5 6. Nd2 ({
RR} 6. Bxf6 gxf6 7. Qxb6 axb6 8. a3 c4 9. Nd2 b5 10. b4 Nd7 11. e4 Nb6 12. f4
Bd7 13. Ne2 Bc6 14. exd5 Nxd5 15. Rg1 h5 16. g3 h4 17. g4 Bd6 18. Bg2 Nxf4 19.
Bxc6+ bxc6 20. Ne4 Nd3+ {Floresvillar Gonzalez,L (2019)-Jovic,S (2075) chess.
com INT 2023 0-1 (56)}) 6... Nbd7 7. f4 $146 ({RR} 7. Ngf3 Bd6 8. Be2 O-O 9.
O-O Re8 10. Rfe1 Qc7 11. Qc2 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. f4 Bd6 15. Bxf6
gxf6 16. Bd3 h6 17. Nf3 Bd7 18. Rad1 Re7 19. Qf2 Rae8 20. Qg3+ Kh8 21. Qh4 Kg7
{Hansen,M (2161)-Paaske,A (2109) Odense 2011 1/2-1/2}) 7... Ng4 8. Qxb6 axb6 9.
Ke2 f6 10. Bh4 Bd6 11. Kf3 Nh6 12. Bb5 e5 13. Bf2 O-O 14. g3 g5 15. Ne2 Nb8 16.
Kg2 Bg4 17. dxe5 fxe5 18. fxg5 Nf7 19. h3 Be6 20. h4 Bg4 21. Rhe1 Bc7 22. c4
Nd6 23. Nc3 dxc4 24. Nxc4 Bf3+ 25. Kg1 Nc6 26. Bxc6 Nxc4 27. Bd5+ Bxd5 28. Nxd5
Bd8 29. b3 Nd2 30. Red1 Ne4 31. Be1 b5 32. Nc3 Nxc3 33. Bxc3 Rf3 34. Bxe5 Rxe3
35. Bf4 Re2 36. Kf1 Rh2 37. Kg1 Re2 38. Re1 Raxa2 39. Rxa2 Rxe1+ 40. Kf2 Rd1
41. Ke2 Rd7 42. Rd2 Rxd2+ 43. Kxd2 Kf7 44. Kd3 Ke6 45. Ke4 Be7 46. h5 Bd8 47.
Be3 Be7 48. g6 hxg6 49. hxg6 Bf8 50. g7 Bxg7 51. Bxc5 Bc3 52. Be3 Bg7 53. g4
Bf6 54. g5 Bd8 55. g6 Bh4 56. Bd4 Bg5 57. Bc3 Bh4 58. Kf4 Bf2 59. Kg4 Be3 60.
Kh5 Bc1 61. Be1 Kf6 62. Bc3+ Ke6 63. Ba5 Be3 64. Bd8 Bd2 65. Bg5 Bc3 66. Kh6
Kd5 67. Be7 Ke6 68. Bc5 Kd5 69. Bf8 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Benares de sa Leitao, Ricardo"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2298"]
[BlackElo "2301"]
[PlyCount "92"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. e3 c5 4. b3 cxd4 5. exd4 b6 6. Bb2 Be7 7. Bd3 Ba6 8. c4
d5 9. O-O O-O 10. Nbd2 Nc6 11. Re1 Rc8 12. Rc1 Nb4 $146 ({RR} 12... Na5 13. Ne5
dxc4 14. bxc4 Nd7 15. Nxd7 Qxd7 16. Qg4 f5 17. Qe2 Bg5 18. Red1 Rfe8 19. Rc2
Nc6 20. Nf3 Bf6 21. a3 Bxd4 22. Nxd4 Nxd4 23. Bxd4 Qxd4 24. Bxf5 Qf6 25. Be4
Red8 26. h3 Rxd1+ 27. Qxd1 {Zatko,G (2188)-Smolen,J (2384) Slovakia 2013 0-1 
(107)}) 13. Bb1 dxc4 14. bxc4 b5 15. a3 Nc6 16. c5 Bb7 17. Nf1 a6 18. Ne3 Na5
19. Ne5 Be4 20. Bxe4 Nxe4 21. Nc2 Nf6 22. Nb4 Nd7 23. Nxa6 Nxe5 24. Rxe5 Nc4
25. Re2 Qa5 26. Nb4 Nxb2 27. Rxb2 Rfd8 28. Qf3 Rxd4 29. Nc6 Rc4 30. Nxe7+ Kf8
31. Rd1 Kxe7 32. Rbd2 Rc7 33. Qd3 R7xc5 34. g3 Rd5 35. Qe3 Rxd2 36. Rxd2 h6 37.
Rd3 Qc7 38. Rd1 Qc5 39. Qd2 Kf6 40. Qd8+ Kg6 41. Qd3+ f5 42. Qd7 Re4 43. h4 Re2
44. Qd4 Qxa3 45. h5+ Kh7 46. Qf4 Re4 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Borges, Guilherme Deola"]
[Result "1/2-1/2"]
[ECO "E87"]
[WhiteElo "2301"]
[BlackElo "2134"]
[PlyCount "67"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. f3 O-O 6. Be3 e5 7. d5 Nh5 8. Nge2 f5
9. Qd2 Nd7 10. O-O-O Ndf6 11. Bg5 ({RR} 11. exf5 gxf5 12. Kb1 Qe8 13. Ka1 a6
14. Ng3 Bd7 15. Bd3 e4 16. Nxh5 Nxh5 17. fxe4 f4 18. Bf2 b5 19. c5 b4 20. Ne2
Nf6 21. c6 Bg4 22. h3 Bh5 23. Qc2 a5 24. Nd4 Bxd1 25. Rxd1 a4 {Balog,I (2552)
-Markus,R (2635) Hungary 2012 1-0 (66)}) ({RR} 11. Kb1 fxe4 12. Nxe4 Bf5 13.
N2c3 Bxe4+ 14. Nxe4 Nxe4 15. fxe4 Nf6 16. Bd3 Ng4 17. h3 Nxe3 18. Qxe3 Qh4 19.
g3 Bh6 20. Qe1 Qg5 21. h4 Qe3 22. h5 Kg7 23. Qb4 Qb6 24. Qxb6 axb6 25. hxg6
hxg6 {Tremblay,A (2079)-Tanaka,T (2109) Montreal CAN 2019 1/2-1/2 (49)}) 11...
Qe8 $146 ({RR} 11... a6 12. Ng3 Nxg3 13. hxg3 Qe8 14. Bd3 Nh5 15. Bh6 f4 16.
Bxg7 Kxg7 17. g4 Ng3 18. Rh2 Bd7 19. Ne2 Nxe2+ 20. Qxe2 Kg8 21. Rdh1 Rf7 22.
Qf2 Qe7 23. Rh6 b5 24. Qg1 bxc4 25. Bxc4 Bb5 26. Bb3 {Kiraly,I-Andi,P (2250)
Hungary 1993 0-1 (32)}) ({RR} 11... Qd7 12. Ng3 a6 13. Bd3 f4 14. Nge2 Ne8 15.
Bh4 c5 16. dxc6 bxc6 17. Bc2 Qf7 18. Ba4 Qc7 19. c5 dxc5 20. Bb3+ Kh8 21. Na4
Nhf6 22. Nxc5 Qe7 23. Bf2 Nc7 24. Qd6 Re8 25. Qxe7 Rxe7 26. Rd6 {Fuchs,L (2095)
-Mucha,K (1940) Czechia 2005 1-0}) 12. h3 fxe4 13. fxe4 a6 14. g4 Nf4 15. Nxf4
exf4 16. Bd3 Nd7 17. Bxf4 Ne5 18. Be2 Bd7 19. Be3 b5 20. c5 b4 21. Nb1 Bb5 22.
Bd4 Bxe2 23. Qxe2 Qa4 24. b3 Qb5 25. Rh2 Bh6+ 26. Kc2 Nf3 27. Rg2 Qa5 28. a4
bxa3 29. Bc3 Qxc5 30. b4 Qb5 31. Nxa3 Qa4+ 32. Kb2 a5 33. b5 Rae8 34. Qc2
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Campelo, Leandro Fabricio"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1-0"]
[ECO "C74"]
[WhiteElo "2270"]
[BlackElo "2237"]
[PlyCount "103"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1
Be7 9. Bc2 Bxc2 10. Qxc2 Nf6 11. d3 Qd7 12. Nbd2 O-O 13. Nf1 Nh5 14. Ng3 Nf4
$146 ({RR} 14... Nxg3 15. hxg3 Rf7 16. Qb3 b6 17. Bg5 Qf5 18. Qd5 Bxg5 19. Qxc6
Raf8 20. Re4 Bd8 21. Rae1 Rf6 22. Qc4+ Kh8 23. Qxa6 Qh5 24. Qc8 Rxf3 25. gxf3
Qxf3 26. R1e2 Qxd3 27. R4e3 Qb1+ 28. Kg2 Qxa2 29. Qg4 {Nestorovic,N (2320)
-Trkaljanov,V (2246) Struga 2005 1-0 (44)}) 15. Bxf4 exf4 16. Nf1 Kh8 17. d4 d5
18. h3 Bf6 19. Re2 b5 20. N1h2 g6 21. Rae1 Rae8 22. Ng4 Rxe2 23. Qxe2 Bg7 24.
Qe6 Qd6 25. Ng5 Nd8 26. Qxd6 cxd6 27. Kf1 b4 28. f3 Kg8 29. Nf2 Nc6 30. Nd3
bxc3 31. bxc3 Bh6 32. Ne6 Rf7 33. Rb1 Rf6 34. Nc7 Rf5 35. Nxa6 Na5 36. Nb2 Rf8
37. Nb4 Rb8 38. Ke2 Nc4 39. Nxc4 dxc4 40. a4 Ra8 41. Ra1 Ra5 42. Nc6 Ra6 43.
Nb4 Ra5 44. Nc6 Ra6 45. d5 Bg7 46. Kd2 Rb6 47. Ra3 Rb2+ 48. Kc1 Rxg2 49. a5 Re2
50. a6 Re8 51. a7 Ra8 52. Kd2 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Matsuura, Everaldo"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1/2-1/2"]
[ECO "C19"]
[WhiteElo "2460"]
[BlackElo "2368"]
[PlyCount "63"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 {Psakhis,L} e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4
Qc7 ({RR} 7... Nbc6 8. h5 Qa5) 8. Nf3 b6 9. h5 h6 10. Bb5+ ({RR} 10. Rh4 Ba6
11. Bxa6 Nxa6 12. Qd3 Nb8 13. Rg4 Nf5 14. Nh4 Nxh4 15. Rxh4 Nc6 16. Rg4 Kf8 17.
Qg3 Ne7 18. a4 Nf5 19. Qd3 Rc8 20. Kd1 cxd4 21. cxd4 Qc4 22. Rf4 Ke8 23. Ba3
Rc7 24. g4 Ne7 {Aronian,L (2781)-Nepomniachtchi,I (2784) chess.com INT 2020
0-1 (44)}) 10... Bd7 ({RR} 10... Nbc6 11. O-O O-O 12. Bf4 Bd7 13. Rb1 cxd4 14.
cxd4 f5 15. exf6 Qxf4 16. fxe7 Rf6 17. c4 Be8 18. Bxc6 Bxc6 19. Ne5 Be8 20. g3)
({RR} 10... Kf8 11. a4 Ba6 12. O-O Nec6 13. Nh4 Na5 14. f4 Qe7 15. g3 Bxb5 16.
axb5 Nd7 17. f5 Ke8 18. Qg4 Kd8 19. Qxg7 Kc7 20. Ng6) 11. Be2 ({RR} 11. a4 Bxb5
12. axb5 Nd7 13. O-O O-O 14. Re1 Rfc8 15. Re2 Kh8 16. Nh4 Nf8 17. g4 Nh7) ({RR
} 11. Bd3 Ba4 12. O-O Nd7 13. Nh4 O-O-O 14. f4 c4 15. Be2 g6 16. hxg6 fxg6 17.
Bg4 Nf8 18. Be3 Nf5) ({RR} 11. a4 Bxb5 12. axb5 O-O 13. Bf4 cxd4 14. cxd4 Qc4
15. Qd3 Rc8 16. Kd2 Nd7 17. Qxc4 dxc4 18. c3 Nd5 19. Bg3 a6 20. bxa6 Nb8 21.
Rhb1 Rxa6 22. Rxa6 Nxa6 23. Kc2 Nac7 24. Nd2 b5 25. Ra1 b4 {Sanal,V (2595)
-Krishna,C (2396) Sitges ESP 2023 0-1 (31)}) 11... Nbc6 $146 ({RR} 11... Ba4
12. dxc5 bxc5 13. Rh4 c4 14. Rg4 Rg8 15. Rb1 Nd7 ({RR} 15... Nbc6 16. Bf4 Rb8)
16. Rb4 a5 ({RR} 16... Nb6 17. Bf4) 17. Rxa4 ({RR} 17. Rb1 Nc5) 17... Nb6 18.
Rb4 axb4 19. cxb4 g5 ({RR} 19... Nd7) 20. hxg6 Rxg6 21. Rxg6 Nxg6 22. Qd4 Nd7
23. Bb2 Kd8 ({RR} 23... c3 24. Bxc3 ({RR} 24. Qxc3 Qxc3+ 25. Bxc3 Rxa3 26. Kd2)
24... Rxa3 25. Bb2 Ra2 26. Bd3 Nf4) 24. Kd2 Qa7 25. Qxa7 Rxa7 26. g3 {Rowson,J
(2490)-Psakhis,L (2581) Port Erin 1999 CBM 074 [Psakhis,L] 0-1 (42)} {RR} Kc7
27. Nd4) ({RR} 11... Ba4 12. dxc5 Qxc5 13. Rh4 Bb5 14. Bxb5+ Qxb5 15. a4 Qd7
16. Rg4 Rg8 17. Ba3 Nbc6 18. c4 Rc8 19. Qe2 Na5 20. Nd2 Nxc4 21. Nxc4 Rxc4 22.
Rxc4 dxc4 23. Qxc4 Qd5 24. Qc7 Qd7 25. Qxd7+ Kxd7 26. Rd1+ {Fiderer,L (2099)
-Haecker,A (2233) Deizisau 2008 1/2-1/2 (32)}) 12. O-O O-O 13. Bf4 f5 14. Nh4
Na5 15. g3 Ba4 16. Ra2 Rac8 17. Ba6 Rcd8 18. Bd3 Qd7 19. Qb1 Nac6 20. Be3 f4
21. Bxf4 cxd4 22. cxd4 Nxd4 23. Qd1 Ndf5 24. Nxf5 Nxf5 25. Rb2 Bc6 26. Qg4 d4
27. Rb4 Qc7 28. Rd1 Qb7 29. Qg6 Qe7 30. Qg4 Qb7 31. Qg6 Qe7 32. Qg4 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Navarro, Tiago Cunha"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "2176"]
[BlackElo "2129"]
[PlyCount "54"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. dxc5 e6 4. Nc3 Bxc5 5. e4 ({RR} 5. e3 Nc6 6. Nf3 O-O 7.
Bd3 d5 8. cxd5 exd5 9. O-O Bg4 10. Be2 Rc8 11. Nb5 a6 12. Nbd4 Nxd4 13. exd4
Bd6 14. Be3 Qe7 15. Qb3 h6 16. Rac1 Rfe8 17. h3 Bh5 18. a3 Qd7 19. Rxc8 Rxc8 {
Yakubbaeva,N (2322)-Seo,J (1742) Hangzhou CHN 2023 1-0 (50)}) 5... O-O ({RR} 
5... Nc6 6. Bd3 Ne5 7. Nf3 Neg4 8. Rf1 d6 9. Qe2 Nd7 10. Bc2 a6 11. Bg5 Qb6 12.
O-O-O Bxf2 13. Na4 Qa7 14. Rxd6 Be3+ 15. Kb1 h6 16. Ne5 Bxg5 17. Nxf7 O-O 18.
Qxg4 Ne5 19. Nxh6+ gxh6 20. Rxf8+ {Hess,R (2639)-Malakhov,I (2442) Pardubice
2012 0-1 (48)}) 6. e5 $146 ({RR} 6. Be2 Qb6 7. Nh3 Nc6 8. O-O Bd4 9. Na4 Qd8
10. Qc2 d5 11. cxd5 exd5 12. exd5 Nxd5 13. Ng5 g6 14. Bd2 Qf6 15. Ne4 Qe5 16.
Bh6 Re8 17. Bf3 Bf5 18. Rfe1 Ncb4 19. Qb3 Rac8 20. Ng3 Qxe1+ {Bekhtur,B (1896)
-Frank,R (1319) San Francisco 2016 0-1}) 6... Ne8 7. Bd3 d6 8. Nf3 h6 9. O-O
Qe7 10. Ne4 dxe5 11. Nxe5 Bd4 12. Nf3 Bb6 13. Bf4 Nc6 14. Ne5 Nxe5 15. Bxe5 Bd7
16. Qc2 Bc6 17. a3 f5 18. Nc3 Qg5 19. g3 Qh5 20. Be2 Qh3 21. Nd5 exd5 22. cxd5
Bxd5 23. Bf3 Bxf3 24. Qb3+ Rf7 25. Qxf3 Nf6 26. Bxf6 Rxf6 27. Qxb7 Raf8 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Gattass, Allan Arriada"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1-0"]
[ECO "C42"]
[BlackElo "2229"]
[PlyCount "82"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 Nf6 2. Qe2 e5 3. Nf3 Nc6 4. g3 Bc5 5. Bg2 O-O ({RR} 5... d6 6. d3 h6 7.
Nbd2 a5 8. Nc4 a4 9. O-O O-O 10. c3 Re8 11. Ne3 Be6 12. Nh4 d5 13. Nhf5 Bf8 14.
Qf3 Ra5 15. exd5 Bxd5 16. Nxd5 Rxd5 17. Qd1 e4 18. Ne3 Rxd3 19. Qxa4 Ne5 20.
Rd1 {Antipov,M (2569)-Ivanchuk,V (2726) Berlin 2015 0-1}) ({RR} 5... d6 6. O-O
Bg4 7. c3 O-O 8. b4 Bb6 9. Na3 a6 10. Nc4 Ba7 11. Ne3 Be6 12. d3 h6 13. Bb2 Ng4
14. d4 exd4 15. cxd4 Bd7 16. h3 Nxe3 17. fxe3 Nxb4 18. Nh4 Bb5 19. Qg4 Bxf1 20.
Rxf1 {Silveira Filho,N (2219)-Lahud,T (1949) Vitoria 2003 1-0 (63)}) 6. d3 d6
7. h3 Be6 8. O-O $146 ({RR} 8. Nc3 Re8 9. Na4 Bb6 10. a3 d5 11. Nxb6 axb6 12.
O-O dxe4 13. dxe4 Nd4 14. Nxd4 Qxd4 15. Rd1 Qc4 16. Qxc4 Bxc4 17. Bd2 Be2 18.
Re1 Bb5 19. Bc3 Nd7 20. b3 f6 21. f3 Nf8 22. Red1 Red8 {Rosic,S (2293)-Lazaneo,
D (1874) Sarajevo 2013 1-0 (56)}) 8... Qd7 9. Ng5 Nd4 10. Qd1 h6 11. Nxe6 Nxe6
12. Nd2 c6 13. Nf3 Nd4 14. Nh4 g5 15. c3 gxh4 16. cxd4 Bxd4 17. gxh4 Kh7 18.
Qd2 Ng8 19. Qe2 f5 20. exf5 d5 21. Bf3 Qxf5 22. Bg4 Qf6 23. h5 Rae8 24. Kg2 Re7
25. f3 Rg7 26. Be3 Ne7 27. f4 Nf5 28. Bxd4 exd4 29. Qf2 Ne3+ 30. Kg3 Nxf1+ 31.
Rxf1 Re8 32. Kh2 Re3 33. Rg1 Qe7 34. Bf5+ Kh8 35. Rxg7 Qxg7 36. Bg4 Qe7 37. f5
Qe5+ 38. Kg2 Kg7 39. Qh4 Rxd3 40. Qf2 Qe3 41. Qh4 Qe4+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Dumont, Sadi Glasser"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2341"]
[BlackElo "2401"]
[PlyCount "57"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. Nc3 g6 7. d4 cxd4 8.
Nxd4 Bg7 9. Nde2 Nf6 10. O-O O-O 11. f3 Rfc8 12. Be3 Qd8 13. Rb1 ({RR} 13. b3
a6 14. a4 Nd7 15. Rb1 Nc5 {1/2-1/2 (15) Adams,M (2735)-Van Wely,L (2644)
London 2008}) ({RR} 13. Qd2 Nd7 14. Nd5 Nce5 15. b3 Nb6 16. Nxb6 axb6 17. Bd4
Qc7 18. Nc3 Nd7 19. Nd5 Qd8 20. Bxg7 Kxg7 21. f4 Nc5 22. Rae1 Kg8 23. f5 b5 24.
cxb5 Nd7 25. fxg6 hxg6 26. Qg5 e6 27. Ne7+ Kg7 {Leiva,G (2391)-Mysore,A
lichess.org INT 2021 1-0 (32)}) 13... Ne5 $146 ({RR} 13... a6 14. a4 Nb4 15. b3
Nd7 16. Nd5 Nxd5 17. Qxd5 Nc5 18. Rfc1 Qf8 {1/2-1/2 (18) Poetz,F (2079)-Hatzl,
S (2159) Austria 2006}) ({RR} 13... Qa5 14. Qd2 Nd7 15. Rfd1 Kf8 16. Kh1 a6 17.
Bg5 Nde5 18. b3 b5 19. b4 Qd8 20. cxb5 axb5 21. Nxb5 Qb6 22. Nbc3 Nc4 23. Qf4
f6 24. Bh6 Qf2 25. a4 N6e5 26. Qg3 Qa7 27. Bxg7+ Kxg7 28. f4 {Tischbierek,R 
(2523)-Baramidze,D (2390) Saarbruecken 2002 1-0 (41)}) 14. b3 Qa5 15. Qd2 a6
16. a4 Qb4 17. Rfd1 Nfd7 18. Nd5 Qxd2 19. Rxd2 Kf8 20. a5 Nc6 21. Nb6 Nxb6 22.
Bxb6 Nb8 23. c5 dxc5 24. Bxc5 Bf6 25. f4 Rxc5 26. Rd8+ Kg7 27. g4 Rc2 28. Kf1
Rxe2 29. Kxe2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.28"]
[Round "4"]
[White "Fucs, Paulo Moses"]
[Black "Lapertosa Viana, Julio"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2152"]
[PlyCount "59"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Bd3
({RR} 8. Nd5 Nbd7 9. Bg5 Bxd5 10. exd5 Be7 11. Be3 O-O 12. c4 Nh5 13. Qd2 a5
14. a4 h6 15. Bd3 Bg5 16. g3 f5 17. f4 exf4 18. gxf4 Bxf4 19. O-O Qg5+ 20. Kf2
Ne5 21. Be2 {0-1 (21) Feher,G (2294)-Gyorkos,L (2428) Hungary 2004}) ({RR} 8.
Qe2 Nbd7 9. Be3 h5 10. O-O-O Rc8 11. Kb1 Qc7 12. Qf2 b5 13. g3 Be7 14. h3 b4
15. Nd5 Nxd5 16. exd5 Bf5 17. Bd3 Bxd3 18. Rxd3 a5 19. Nd2 Qxc2+ {0-1 (19)
Tatarinov,D (2310)-Shtompel,Y (1938) chess.com INT 2023}) 8... d5 9. O-O $146 (
{RR} 9. exd5 Nxd5 10. Bd2 Qh4+ 11. Ke2 Nc6 12. g3 Qd8 13. h4 Bd6 14. g4 O-O 15.
h5 Nd4+ 16. Ke1 Qf6 17. Nxd4 exd4 18. Ke2 Rfe8 19. Nxd5 Bxd5+ 20. Kf2 Bxf3 21.
Qxf3 Qd8 22. g5 Re6 23. h6 g6 {Lucal-Fossataro,V FICS INT 2001 0-1 (47)}) 9...
d4 10. Ne2 Nc6 11. Bg5 Be7 12. f4 h6 13. Bxf6 Bxf6 14. f5 Bxb3 15. axb3 O-O 16.
Ng3 Rc8 17. Nh5 Rc7 18. Qg4 Kh8 19. Rf3 Nb4 20. Rf2 Nxd3 21. cxd3 Qd6 22. h3
Rfc8 23. Kh2 Rc2 24. Raf1 Rxf2 25. Rxf2 Rc1 26. Rf3 Re1 27. Qg3 Re2 28. Rf2 Re3
29. Rf3 Rxf3 30. gxf3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Teixeira, Ricardo da Silva"]
[Black "Souza Neves, Andrey Marcelo"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2368"]
[BlackElo "2175"]
[PlyCount "41"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. d4 Nf6 4. e3 a6 5. Nf3 b5 6. b3 Bg4 7. Be2 e6 8. h3 Bh5
9. a4 $146 ({RR} 9. Ne5 Bxe2 10. Qxe2 Nfd7 11. Nxd7 Nxd7 12. e4 Bb4 13. Bd2
bxc4 14. bxc4 Nb6 15. Nb1 Bxd2+ 16. Nxd2 Nxc4 17. Nxc4 dxc4 18. Qxc4 Qa5+ 19.
Ke2 O-O 20. Rhd1 Qg5 21. Kf1 Qf4 22. f3 Rfc8 23. Rab1 h5 {Bobula,M (2410)
-Lubczynski,R (2413) Sroda Wielkopolska 2008 0-1 (47)}) ({RR} 9. g4 Bg6 10. Ne5
Nfd7 11. Nxg6 hxg6 12. Qc2 Be7 13. Bb2 Nf6 14. O-O-O Nbd7 15. c5 Qc7 16. h4 a5
17. g5 Nh5 18. Bg4 Nf8 19. Rdg1 O-O-O 20. Ne2 f5 21. gxf6 gxf6 22. Bxh5 gxh5
23. Rg7 Rd7 {Topalov,V (2813)-Wang,Y (2736) Nanjing 2009 1/2-1/2 (46)}) ({RR} 
9. g4 Bg6 10. Ne5 Nfd7 11. Nxg6 hxg6 12. Kf1 Nf6 13. Kg2 Nbd7 14. Bb2 Bd6 15.
Rc1 g5 16. Bf3 Nf8 17. Be2 Ng6 18. Bd3 Nh4+ 19. Kf1 O-O 20. cxd5 cxd5 21. Nb1
Qe7 22. Nd2 Rac8 23. Nf3 Ne4 {Vanagas,T (2173)-Setkauskas,V (2248) Lithuania
LTU 2023 1/2-1/2 (41)}) ({RR} 9. g4 Bg6 10. Ne5 Bd6 11. h4 Ne4 12. Nxe4 Bxe4
13. f3 f6 14. Nxc6 Nxc6 15. fxe4 dxe4 16. Bb2 bxc4 17. Bxc4 Nb4 18. Ke2 Nd3 19.
Bxd3 exd3+ 20. Qxd3 O-O 21. h5 Qd7 22. Rac1 f5 23. h6 fxg4 {De Jong,J (2449)
-Esposito,L (2220) Porto Mannu 2015 1-0 (37)}) 9... Bb4 10. Bd2 bxc4 11. bxc4
Nbd7 12. O-O Qa5 13. Qc2 c5 14. cxd5 exd5 15. Nxd5 Bxd2 16. Nxd2 Bxe2 17. Nb3
Qd8 18. Nxf6+ Qxf6 19. Qe4+ Qe6 20. Qxa8+ Ke7 21. Qxh8 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Rios Filho, Hilton Carlos da Si"]
[Black "Paiva, Pedro Henrique"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2238"]
[BlackElo "2064"]
[PlyCount "105"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be3 Nbd7 7. Nd2 c6 8. g4 (
{RR} 8. Be2 a6 9. a4 e5 10. d5 a5 11. g4 Ne8 12. h4 f5 13. exf5 gxf5 14. gxf5
Nc5 15. Rg1 Bxf5 16. Bxc5 dxc5 17. Nde4 Qxh4 18. Nxc5 Bg6 19. Rg3 Qh2 20. Bf3
e4 21. N3xe4 Nf6 22. Ne6 Nxe4 {Atanasov,A (2406)-Deac,B (2700) chess.com INT
2023 0-1 (41)}) 8... e5 9. d5 Qe7 10. Be2 a5 $146 ({RR} 10... cxd5 11. cxd5 Ne8
12. h4 Nc5 13. h5 Bd7 14. g5 Rc8 15. Rc1 f5 16. h6 Bh8 17. Rg1 a5 18. Nc4 f4
19. Bxc5 Rxc5 20. Nb6 Nc7 21. Nxd7 Qxd7 22. Bg4 Qe7 23. a4 Rd8 24. Bh3 Kf8 25.
Qb3 {Mattick,L (2285)-Sieg,U (2265) Germany 2003 1-0 (48)}) 11. h4 Nc5 12. h5
Ne8 13. f3 Bf6 14. Nf1 Bh4+ 15. Kd2 Bg5 16. Kc2 Bf4 17. Qd2 g5 18. Rd1 h6 19.
Kb1 Na6 20. Bd3 c5 21. Bc2 Nec7 22. a3 Bd7 23. Ba4 Rfb8 24. Qd3 Bxa4 25. Nxa4
b5 26. cxb5 Rxb5 27. Rg1 Rab8 28. Nd2 Qe8 29. Ka1 R5b7 30. Nc3 Nb4 31. axb4
axb4 32. Ne2 b3 33. Bxf4 exf4 34. Nc3 Na6 35. Kb1 Nb4 36. Qc4 Nc2 37. Qd3 Rb4
38. Nc4 Qd8 39. Rg2 f6 40. Rxc2 bxc2+ 41. Kxc2 Kg7 42. Ra1 R8b7 43. Ra6 Qb8 44.
e5 f5 45. Rxd6 Rxb2+ 46. Nxb2 Rxb2+ 47. Kc1 Rh2 48. Qb5 Qxb5 49. Nxb5 fxg4 50.
fxg4 f3 51. Rf6 f2 52. Kd1 Rh1+ 53. Ke2 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Molina, Roberto Junio Brito"]
[Black "Fucs, Paulo Moses"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2227"]
[BlackElo "2152"]
[PlyCount "0"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Toth, Christian Endre"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2344"]
[BlackElo "2460"]
[PlyCount "55"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bd3 e5 7. Ne2 Qd8 8. O-O
Be7 9. Nd2 O-O 10. f4 exd4 ({RR} 10... Nd7 11. Nf3 Bf6 12. Qe1 c5 13. Qg3 cxd4
14. cxd4 Qb6 15. Kh1 Qxb2 16. Rfb1 Qa3 17. Rb3 Qa5 18. fxe5 dxe5 19. Rb5 Qa3
20. Rb3 Qe7 21. d5 Nc5 22. Rc3 Nxd3 23. Rxd3 b6 24. Rc3 Ba6 25. Qf2 {Calin,A 
(2115)-Krysa,L (2527) chess.com INT 2021 0-1}) 11. cxd4 c5 12. d5 Bg4 13. h3
$146 ({RR} 13. Qb3 Nd7 14. Ng3 Bf6 15. Nc4 Bd4+ 16. Kh1 Nf6 17. Qxb7 Bd7 18.
Nxd6 Rb8 19. Qxa7 Ra8 20. Qb7 Rb8 21. Qa6 Rb6 22. Qa5 Rxd6 23. Qxd8 Rxd8 24. e5
Rb6 25. exf6 Rxb2 26. fxg7 Rd2 27. Rad1 Rxa2 {Ratsma,M (2171)-Kovar,V (2364)
Klatovy 2016 0-1 (46)}) 13... Bxe2 14. Qxe2 g6 15. e5 dxe5 16. f5 Qxd5 17. fxg6
Qd4+ 18. Kh1 fxg6 19. Nf3 Qd6 20. Bc4+ Kg7 21. Rad1 Qc7 22. Nxe5 Nc6 23. Nxc6
bxc6 24. Qe6 Rad8 25. Rf7+ Rxf7 26. Qxf7+ Kh8 27. Re1 Bd6 28. Qf6+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Ramos, Angelo Bil"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2237"]
[BlackElo "2075"]
[PlyCount "98"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 Nc6 7. Nc3 Nxc3 8.
bxc3 d6 9. exd6 Bxd6 10. Bd3 Be7 11. O-O O-O 12. Qe2 Bf6 13. Rd1 Qa5 $146 ({RR
} 13... g6 14. Bf4 b6 15. Ne5 Bb7 16. Be4 Na5 17. Bxb7 Nxb7 18. Rac1 Na5 19. c4
Rc8 20. d5 exd5 21. Rxd5 Qe7 22. Qd3 Bxe5 23. Bxe5 Rfe8 24. h3 Nc6 25. Ba1 Rf8
26. Rd7 Ne5 27. Rxe7 Nxd3 28. Rd1 {Horther,H (2087)-Braeutigam,T (2088) Bayern
2004 0-1 (42)}) ({RR} 13... g6 14. Bh6 Re8 15. Ne5 Bh8 16. Bb5 Bd7 17. Qf3 Qe7
18. Nxd7 Qxd7 19. h4 a6 20. Bxc6 Qxc6 21. Qxc6 bxc6 22. Rab1 Rab8 23. a4 e5 24.
Rxb8 Rxb8 25. d5 cxd5 26. Rxd5 Rc8 27. Rd6 Bg7 28. Be3 {Miton,K (2622)-Kanarek,
M (2484) Warsaw 2012 1/2-1/2 (42)}) ({RR} 13... Ne7 14. Ng5 Ng6 15. Qh5 Bxg5
16. Bxg5 Qa5 17. Be2 Qxc3 18. h4 Qa5 19. Qf3 Bd7 20. Qxb7 Ba4 21. Rdc1 h6 22.
Be7 Nxe7 23. Qxe7 Rad8 24. Rc7 Rxd4 25. Rxa7 Qe5 26. Bf1 Rf4 27. Rc1 Qb2 28.
Qc5 {Govedarica,R (2267)-Srdanovic,J (2047) Veliko Gradiste SRB 2023 1/2-1/2 
(37)}) 14. Rb1 a6 15. Rb3 Qh5 16. Re1 b5 17. Qe4 Bb7 18. Qf4 Ne7 19. Ne5 Nd5
20. Qd2 Rad8 21. Be2 Qh6 22. Qxh6 gxh6 23. Bxh6 Bg7 24. Bxg7 Kxg7 25. a4 Nf4
26. axb5 Bxg2 27. Nd3 Bd5 28. Nxf4 Bxb3 29. Rb1 Bc2 30. Rb2 Be4 31. f3 Ba8 32.
b6 Bb7 33. Nd3 Rd6 34. Nc5 Rb8 35. c4 Bxf3 36. Bxf3 Rbxb6 37. Rd2 Rb1+ 38. Kf2
a5 39. Ne4 Rdb6 40. c5 R6b2 41. Ke3 Kf8 42. c6 Ke7 43. Nc5 Kd6 44. Rd3 Rxh2 45.
d5 Re1+ 46. Kf4 exd5 47. Rxd5+ Kc7 48. Rd7+ Kc8 49. Rxf7 Rf2 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Campelo, Leandro Fabricio"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2409"]
[BlackElo "2270"]
[PlyCount "68"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. Nge2 b6 6. Nf4 Ba6 ({RR} 6... g6 7.
h4 h5 8. a3 Be7 9. Bd3 Ba6 10. Bxa6 Nxa6 11. Qd3 Qc8 12. Nxg6 fxg6 13. Qxg6+
Kd7 14. Qg7 Qe8 15. Bg5 Nh6 16. Bxh6 Rg8 17. Qh7 Rh8 18. Qd3 Rxh6 19. Qb5+ c6
20. Qxa6 Kc7 21. O-O-O {Amonatov,F (2574)-Mihajlovskij,S (2492) Kazan 2007 1-0
(33)}) 7. Bxa6 Nxa6 8. O-O ({RR} 8. a3 Bf8 9. Be3 c5 10. O-O Ne7 11. Qe2 cxd4
12. Bxd4 Nb8 13. Nb5 Nf5 14. g4 Nxd4 15. Nxd4 Bc5 16. Nf3 O-O 17. h4 Nc6 18. h5
f6 19. Rae1 Rae8 20. Nd3 f5 21. g5 f4 22. Nh4 f3 {Simonian,H (2494)-Stupak,K 
(2504) Chotowa 2010 0-1 (41)}) 8... O-O-O $146 ({RR} 8... c5 9. Nce2 c4 10. c3
Bf8 11. b4 cxb3 12. axb3 Nb8 13. c4 Ne7 14. cxd5 exd5 15. Ba3 Nbc6 16. Ng3 Ng6
17. Bxf8 Nxf8 18. Nfh5 Rg8 19. f4 O-O-O 20. f5 h6 21. Qd3 Kb7 22. Rfc1 Nh7 23.
e6 {Fatalibekova,E (2273)-Jadrijevic,A (2213) Hockenheim 2007 1-0 (36)}) ({RR} 
8... Nb8 9. Qf3 Nc6 10. Nce2 O-O-O 11. a3 Bf8 12. b4 f6 13. Nd3 Kb8 14. Bd2
fxe5 15. dxe5 Nh6 16. b5 Ne7 17. a4 Nhf5 18. g4 Nh4 19. Qg3 Nhg6 20. a5 h5 21.
h3 hxg4 22. hxg4 Qxb5 23. Nd4 {Czebe,A (2513)-Macak,S (2342) Budapest 2008 0-1
(41)}) 9. Nce2 Nb8 10. Nd3 Nc6 11. a4 Kb8 12. a5 Bf8 13. axb6 cxb6 14. c3 Nge7
15. b4 Rc8 16. Qb3 Ng6 17. Be3 Be7 18. Ra4 Rc7 19. Rfa1 Rhc8 20. Qd1 Nd8 21.
Bd2 Qb5 22. Nec1 Nc6 23. Qg4 Nd8 24. f4 Qd7 25. Be1 Rb7 26. Ne2 Bf8 27. Ng3 Ne7
28. Nh5 Nf5 29. Qf3 Qb5 30. g4 Nh6 31. h3 Nc6 32. f5 g6 33. Nf6 gxf5 34. g5 Ng8
1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Toth, Peter"]
[Black "Silveira Filho, Neri da Silva"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2152"]
[BlackElo "2229"]
[PlyCount "58"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 c5 5. c3 cxd4 6. cxd4 Bg4 7. d5 $146 ({RR} 
7. Bb5+ Nd7 8. O-O Qb6 9. Nc3 Bxf3 10. Bxd7+ Kxd7 11. Rxf3 Qxd4+ 12. Be3 Qxd1+
13. Rxd1 Bxc3 14. bxc3 Nf6 15. Bd4 Rhd8 16. e5 Ne4 17. Re3 f5 18. exf6 Nxf6 19.
Bxf6 exf6 20. Rh3 Kc6 21. Rxh7 Rh8 {Sutherland,D-Wang,A Oakland 1960 1/2-1/2 
(47)}) ({RR} 7. Be2 Qb6 8. e5 Nh6 9. Nbd2 dxe5 10. dxe5 Nf5 11. Qb3 Ne3 12.
Qxb6 axb6 13. Kf2 Nc2 14. Rb1 Rxa2 15. Bc4 Ra8 16. b4 Nc6 17. b5 N6b4 18. Kg3
Bf5 19. Rb2 Rc8 20. Rb3 O-O 21. Bb2 Rfd8 {Storm,R (2310)-Chernin,A (2615) Biel
1994 0-1 (32)}) ({RR} 7. Bb5+ Nd7 8. Be3 Bxf3 9. Qxf3 Ngf6 10. Nc3 O-O 11. e5
dxe5 12. fxe5 Ne8 13. O-O a6 14. Ba4 b5 15. Bb3 e6 16. Ne4 Nb6 17. Rad1 Nd5 18.
Bg5 Qb6 19. Bxd5 exd5 20. Nf6+ Nxf6 21. Bxf6 Bxf6 {agadcheckmater (2432)-Rego,
V (2435) lichess.org 2021 0-1 (32)}) ({RR} 7. Nc3 Bxf3 8. gxf3 Nf6 9. Be3 O-O
10. f5 Nc6 11. fxg6 hxg6 12. Be2 e5 13. dxe5 dxe5 14. Qxd8 Rfxd8 15. O-O Nd4
16. Rad1 Rac8 17. Rd2 Nxe2+ 18. Rxe2 a6 19. Rd1 Rxd1+ 20. Nxd1 Nh5 21. Nc3 Nf4
{Balcerowski,W-Padevsky,N Moscow (Russia) 1963 1/2-1/2}) 7... Qb6 8. Nc3 Nd7 9.
h3 Bxf3 10. gxf3 Ngf6 11. Na4 Qb4+ 12. Bd2 Qd4 13. Be2 O-O 14. Qb3 Nh5 15. Be3
Qf6 16. Qxb7 Ng3 17. Rg1 Nxe2 18. Kxe2 Nb6 19. e5 dxe5 20. Nxb6 axb6 21. Rgd1
exf4 22. Bd4 e5 23. dxe6 Qxe6+ 24. Qe4 Qc4+ 25. Qd3 Rfe8+ 26. Kf2 Bxd4+ 27.
Qxd4 Qe2+ 28. Kg1 Qxf3 29. Rd3 Re3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Di Berardino, Diego Rafael"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2312"]
[BlackElo "2219"]
[PlyCount "93"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1
Nc6 9. b3 O-O 10. d5 Ne5 11. Be2 f5 12. f4 Ng4 13. Bxg4 fxg4 14. Nge2 Nd7 ({RR
} 14... e5 15. dxe6 Bxe6 16. O-O Qe7 17. Qd2 Rae8 18. Bd4 Bd7 19. Bxg7 Kxg7 20.
Rcd1 Bc6 21. Nd4 Qe3+ 22. Qxe3 Rxe3 23. Ncb5 Bxb5 24. Nxb5 Nc8 25. g3 Re6 26.
Rfe1 Rxe1+ 27. Rxe1 Kf7 28. Nc7 h6 29. Nd5 {Nataf,I (2565)-Hjartarson,J (2628)
Reykjavik 2004 1/2-1/2 (62)}) 15. O-O Nf6 16. Bd4 h5 $146 ({RR} 16... Nh5 17.
Bxg7 Nxg7 18. Nd4 Nf5 19. Nxf5 Bxf5 20. Qd4 Qd7 21. Rfe1 b6 22. a4 Rf7 23. Re2
Re8 24. Rce1 Qc7 25. Nb5 Qd7 26. Re6 Rff8 27. R6e3 Rf7 28. Qd2 a6 29. Nd4 Rff8
30. Qe2 Rf7 31. Nc6 {Rangel,D (2289)-Pertuzatti,D (1982) Botafogo 2015 1-0 (44)
}) ({RR} 16... Bf5 17. Ng3 Qd7 18. Qd2 Rf7 19. Rce1 a6 20. a4 h5 21. Nxf5 Qxf5
22. Re6 h4 23. Rfe1 Nh5 24. Bxg7 Kxg7 25. Qd4+ Kg8 26. Rxe7 Nxf4 27. Rxf7 Qxf7
28. Rf1 Rf8 29. Kh1 h3 30. gxh3 gxh3 31. Ne4 {Licznerski,L (2456)-Haydon,D 
(2282) chess.com INT 2023 1-0 (57)}) 17. Ng3 h4 18. Nge4 g3 19. h3 Bf5 20. Ng5
Bh6 21. Qe2 Nh5 22. Ne6 Qd7 23. Rce1 Rf7 24. Ne4 Bxe6 25. dxe6 Qxe6 26. Nf6+
Rxf6 27. Qxe6+ Rxe6 28. Rxe6 Nxf4 29. Rxe7 Rf8 30. Ree1 Rf5 31. Bxa7 Bg7 32.
Be3 g5 33. Bxf4 gxf4 34. Re4 Be5 35. Rf3 Kf7 36. Kf1 Ke6 37. Ke2 d5 38. cxd5+
Kxd5 39. Rb4 Rf7 40. Rd3+ Ke6 41. Kf3 Kf5 42. Rd5 Ke6 43. Rbb5 Bd6 44. Rh5 Rc7
45. Rh6+ Kd7 46. Rh7+ Be7 47. Re5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Gattass, Allan Arriada"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1-0"]
[ECO "A00"]
[BlackElo "2301"]
[PlyCount "0"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Chang, Suzana"]
[Black "Benares de sa Leitao, Ricardo"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2075"]
[BlackElo "2298"]
[PlyCount "91"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. a3 Bxc3 4. bxc3 Nf6 5. d4 d6 6. e3 O-O 7. Nf3 e4 8. Nd2
c5 9. Be2 Re8 $146 ({RR} 9... h6 10. O-O a6 11. f3 d5 12. cxd5 Nxd5 13. Nxe4 b6
14. dxc5 bxc5 15. Nxc5 Qa5 16. Na4 Nxc3 17. Nxc3 Qxc3 18. Bd2 Qf6 19. f4 Qg6
20. Bf3 Ra7 21. e4 f5 22. e5 Rd8 23. Qc1 Be6 24. Ba5 {Vizhanyo Gyomorei,
J-Bognar,D Hungary 2010 1-0 (34)}) 10. O-O Qa5 11. Nb3 Qc7 12. a4 Be6 13. Ba3
Nbd7 14. Nd2 Nf8 15. f4 exf3 16. Bxf3 Bd7 17. Qe1 Qa5 18. dxc5 dxc5 19. Nb3
Qxa4 20. Nxc5 Qxc4 21. Nxb7 Ng6 22. Nd6 Qc7 23. c4 Bc6 24. Nxe8 Rxe8 25. Bb2
Ne4 26. Bd4 Ra8 27. Qa5 Qe7 28. Qf5 a6 29. Rxa6 Rxa6 30. Qc8+ Qe8 31. Qxa6 Nh4
32. Qa5 f6 33. Qc7 Nxf3+ 34. Rxf3 Ng5 35. Rf2 Qe4 36. Qc8+ Kf7 37. Qf5 Qh4 38.
Bxf6 Nh3+ 39. Qxh3 Qxh3 40. gxh3 gxf6 41. Rf4 h5 42. Kf2 Ke6 43. Rd4 Ke5 44.
Kg3 Bb7 45. c5 Bc6 46. Kh4 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Bittencourt, Jorge"]
[Black "Dumont, Sadi Glasser"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2341"]
[BlackElo "2341"]
[PlyCount "81"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. c4 Bg7 7. Be3 Nf6 ({RR} 
7... d5 8. exd5 exd5 9. cxd5 Nf6 10. Nc3 O-O 11. Be2 Nxd5 12. Nxd5 Qxd5 13. O-O
Nd7 14. Bf3 Qc4 15. a3 Ne5 16. Be2 Qd5 17. Rc1 b5 18. Nf3 Qxd1 19. Rfxd1 Be6
20. Bd4 Nxf3+ 21. Bxf3 Bxd4 22. Bxa8 {Palac,M (2583)-Bologan,V (2682) Dresden
2008 0-1 (53)}) ({RR} 7... Nc6 8. Nxc6 dxc6 9. Nc3 Ne7 10. c5 O-O 11. O-O e5
12. Bc4 Bd7 13. Na4 Nc8 14. Qb3 Ra7 15. Rad1 Qe7 16. Rd2 Kh8 17. Rfd1 Be8 18.
Rd8 Ra8 19. Qc2 Bf6 20. R8d3 Bg7 21. Qd2 Rb8 22. Nc3 {Mchedlishvili,M (2553)
-Nemsadze,D (2071) Tbilisi GEO 2023 1-0 (58)}) ({RR} 7... d5 8. exd5 exd5 9.
Nc3 Nf6 10. O-O O-O 11. h3 Nbd7 12. Rc1 dxc4 13. Bxc4 Nb6 14. Qb3 Nxc4 15. Qxc4
b5 16. Qc6 Bd7 17. Qb7 Qb8 18. Qf3 b4 19. Nd5 Nxd5 20. Qxd5 Bb5 21. Rfd1 Rd8
22. Qc5 {Vescovi,G (2511)-Dumont,S (2297) Rio de Janeiro 2000 1/2-1/2 (66)}) 8.
Nc3 $146 ({RR} 8. e5 Qa5+ 9. Qd2 Qxe5 10. Nf3 Qc7 11. Bh6 O-O 12. h4 d5 13.
Bxg7 Kxg7 14. h5 dxc4 15. hxg6 fxg6 16. Qh6+ Kg8 17. Bxg6 Qg7 18. Bc2 Qxh6 19.
Rxh6 Nc6 20. a3 e5 21. Nbd2 Kg7 22. Rh4 b5 {Krivec,J (2253)-Eljanov,V (2426)
Bled 2002 0-1 (50)}) 8... d5 9. e5 Nfd7 10. cxd5 Nxe5 11. dxe6 Nxd3+ 12. Qxd3
fxe6 13. Qe4 e5 14. Rd1 O-O 15. Ne6 Qxd1+ 16. Nxd1 Bxe6 17. Qxb7 Nd7 18. O-O
Nf6 19. b3 Nd5 20. Ba7 Nf4 21. Ne3 Ne2+ 22. Kh1 Nd4 23. Nc4 Rad8 24. Qxa6 Bd5
25. Ne3 Ba8 26. Bc5 Rf7 27. Qc4 g5 28. Rd1 h5 29. Bxd4 exd4 30. Nf5 Bd5 31. Qd3
Bf8 32. Kg1 g4 33. Nh4 Be7 34. Ng6 Bc5 35. Ne5 Rf6 36. Qb5 Bf8 37. Rxd4 Rf5 38.
Rxd5 Rxe5 39. Rxe5 Rd1+ 40. Qf1 Rxf1+ 41. Kxf1 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Borges, Guilherme Deola"]
[Black "Ueti, Silvio Shigeo"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2134"]
[BlackElo "2315"]
[PlyCount "53"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 O-O 6. e3 d6 7. Nge2 e5 8. dxe5
dxe5 9. Qxd8 Rxd8 10. e4 c6 11. O-O Na6 12. Be3 $146 ({RR} 12. Bg5 h6 13. Bxf6
Bxf6 14. Rad1 Be6 15. b3 Nc5 16. Nc1 a5 17. Rfe1 Kf7 18. Kf1 a4 19. Rxd8 Rxd8
20. Ke2 axb3 21. axb3 Nxb3 22. Nxb3 Bxc4+ 23. Kf3 Rd3+ 24. Re3 Rxe3+ 25. Kxe3
Bxb3 26. Kd3 Ke7 {Usikov,O-Rychagov,A (2455) Orel 1997 0-1 (33)}) ({RR} 12. Bg5
Be6 13. exf5 gxf5 14. b3 h6 15. Bxf6 Bxf6 16. Rad1 Kf7 17. Rxd8 Rxd8 18. Rd1
Rxd1+ 19. Nxd1 Nb4 20. Ndc3 Be7 21. Kf1 Kf6 22. f4 Nd3 23. fxe5+ Kxe5 24. Ng1
Kd4 25. Nd1 Kc5 26. Ne2 Bf6 {Zhak,B (1985)-Grebeniuk,S (2229) Alushta 2011 0-1
(36)}) 12... Ng4 13. Bg5 Bf6 14. Bxf6 Nxf6 15. Rad1 Be6 16. b3 fxe4 17. Nxe4
Nxe4 18. Bxe4 Nc5 19. Nc3 Bg4 20. Rxd8+ Rxd8 21. f3 Bh3 22. Rd1 Rxd1+ 23. Nxd1
Nxe4 24. fxe4 Bg4 25. Nc3 Kf7 26. Kf2 Ke7 27. Ke3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Resende, Antonio Carlos"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2301"]
[BlackElo "2368"]
[PlyCount "0"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Limp, Eduardo Thelio"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "2401"]
[BlackElo "2367"]
[PlyCount "94"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c3 cxd4 4. cxd4 Nf6 5. Nc3 Nc6 6. Bf4 Ne4 7. e3 Nxc3 8.
bxc3 g6 9. Ne5 Qa5 10. Qb3 Bg7 11. Nxc6 ({RR} 11. Bb5 Bxe5 12. Bxe5 O-O 13. Bg3
Qd8 14. O-O Na5 15. Qb4 b6 16. f3 Bb7 17. Rfe1 f5 18. Bd3 Rc8 19. Bh4 Rf7 20.
e4 fxe4 21. fxe4 dxe4 22. Bxe4 Bxe4 23. Rxe4 Qd5 24. Rae1 Qxa2 25. Rxe7 Nc6 {
Shimanov,A (2664)-Dubov,D (2638) Ekaterinburg 2013 0-1 (43)}) ({RR} 11. Bb5
Bxe5 12. Bxe5 O-O 13. Bxc6 bxc6 14. O-O Ba6 15. Rfe1 Rad8 16. e4 Rd7 17. Qc2
Bc4 18. h4 f6 19. Bf4 dxe4 20. Qxe4 Qd5 21. Qc2 Rc8 22. Qa4 Qb5 {1/2-1/2 (22)
Sumets,A (2580)-Golubka,P (2461) Heusenstamm GER 2018}) 11... bxc6 12. Be2 e5
$146 ({RR} 12... Ba6 13. Qb4 Qxb4 14. cxb4 Bxe2 15. Kxe2 f6 16. Rhc1 e5 17.
dxe5 fxe5 18. Bg3 Kd7 19. Rc5 Bf8 20. Rc2 Bxb4 21. Bxe5 Rhc8 22. Rd1 Bd6 23.
Bb2 Ke6 24. Kf3 Rab8 25. g3 Rb4 26. Ke2 Ra4 27. Bd4 {Dorfman,J (2586)
-Andreikin,D (2503) playchess.com INT 2006 1/2-1/2 (68)}) 13. Bxe5 Bxe5 14.
dxe5 Rb8 15. Qc2 Qa3 16. O-O Rb2 17. Qd1 O-O 18. c4 Ba6 19. Re1 Bxc4 20. Bxc4
dxc4 21. Qd7 Qc5 22. e6 Qd5 23. Qxd5 cxd5 24. Reb1 Rxb1+ 25. Rxb1 fxe6 26. f4
Rc8 27. Kf2 Rc6 28. Rb8+ Kf7 29. Rb7+ Ke8 30. Ke1 Ra6 31. Rxh7 Rxa2 32. g4 a5
33. h4 a4 34. Ra7 a3 35. h5 gxh5 36. gxh5 Kf8 37. Kd1 Kg8 38. Kc1 Ra1+ 39. Kc2
a2 40. Kb2 Re1 41. Kxa2 Rxe3 42. Re7 Kf8 43. Ra7 Ke8 44. Rg7 Rh3 45. f5 exf5
46. Rg5 Ke7 47. Rxf5 Kd6 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Marra, Eduardo da Costa"]
[Black "Rocha Jorge, Wilson M"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2129"]
[BlackElo "2255"]
[PlyCount "0"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Miranda, Roberto Calheiros J"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2213"]
[BlackElo "2271"]
[PlyCount "105"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4
b4 9. h3 ({RR} 9. a5 O-O 10. d4 Bg4 11. dxe5 Nxe5 12. Nbd2 Nfd7 13. h3 Bh5 14.
g4 Bg6 15. Nxe5 dxe5 16. Bd5 Rb8 17. Nc4 Bc5 18. Qf3 Qe7 19. Be3 Bd4 20. Rad1
Rbd8 21. Qg3 Nf6 22. Bg5 c6 23. c3 cxd5 {Nunn,J (2600)-Kortschnoj,V (2635)
Zuerich 1984 1/2-1/2 (35)}) 9... Na5 10. c3 ({RR} 10. Ba2 b3 11. cxb3 c5 12.
Na3 Nc6 13. Nc4 Be6 14. d3 O-O 15. Bd2 Rb8 16. Bc3 h6 17. Bb1 Nd7 18. Bc2 f5
19. exf5 Bxf5 20. b4 Nxb4 21. Bxb4 Rxb4 22. Bb3 Kh8 23. Ne3 Bg6 24. Nd5 Rb8 {
Kopczynski,M (2225)-Urbina Quiros,E (2123) chess.com INT 2022 1-0 (47)}) 10...
Nxb3 11. Qxb3 bxc3 $146 ({RR} 11... c5 12. d3 O-O 13. Nbd2 Be6 14. c4 Nd7 15.
Nf1 f5 16. Bd2 f4 17. N1h2 Nb8 18. Kf1 Nc6 19. Qc2 g5 20. Ke2 h5 21. g4 fxg3
22. fxg3 g4 23. hxg4 hxg4 24. Be3 gxf3+ 25. Kf2 Bg5 26. Qd2 {Hansch,K (2300)
-Azarov,S (2604) chess.com INT 2020 0-1 (71)}) ({RR} 11... c5 12. d3 O-O 13.
Nbd2 Be6 14. c4 Nd7 15. Nf1 f5 16. Bd2 f4 17. N1h2 Nb8 18. Kf1 Nc6 19. Qc2 g5
20. Ke2 h5 21. g4 fxg3 22. fxg3 g4 23. hxg4 hxg4 24. Be3 gxf3+ 25. Kf2 Bg5 26.
Qd2 {Hansch,K (2300)-Azarov,S (2604) chess.com INT 2020 0-1 (71)}) 12. Nxc3 c5
13. d3 Be6 14. Qc2 h6 15. Nd2 Nd7 16. Nc4 O-O 17. f4 f6 18. f5 Bf7 19. Ne3 Nb8
20. Qf2 Nc6 21. Ned5 Nb4 22. Re3 Nxd5 23. Nxd5 Bxd5 24. exd5 Rf7 25. Rg3 Kf8
26. Qf3 Ke8 27. Qh5 Bf8 28. Bd2 Rb8 29. Bc3 Qd7 30. Qg4 Qb7 31. Qc4 Qb6 32. Kh2
Ra7 33. Ra3 Qb7 34. Rf3 Be7 35. Rf1 Bd8 36. Rb1 Qc8 37. Rf1 Bb6 38. Rf3 Qd8 39.
a5 Bc7 40. Qa4+ Rb5 41. Rg3 Kf8 42. Qg4 Qd7 43. Bd2 Qf7 44. Qh4 Rxb2 45. Bxh6
Bd8 46. Rxg7 Qxg7 47. Bxg7+ Rxg7 48. Qe4 Rb5 49. h4 Bxa5 50. Kh3 Rb1 51. g3 Be1
52. d4 Rgb7 53. dxe5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Lapertosa Viana, Julio"]
[Black "Navarro, Tiago Cunha"]
[Result "1/2-1/2"]
[ECO "D04"]
[BlackElo "2176"]
[PlyCount "75"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 d5 4. Nbd2 Nc6 5. b3 ({RR} 5. dxc5 e6 6. a3 a5 7. b3
Bxc5 8. Bb2 O-O 9. Bb5 Qe7 10. O-O Bd6 11. Re1 e5 12. e4 Nxe4 13. Nxe4 dxe4 14.
Rxe4 Bf5 15. Re1 Rfd8 16. Qe2 f6 17. Nh4 Be6 18. Bd3 Bc5 19. Kh1 Nd4 {Kramnik,
V (2811)-Gelfand,B (2724) Zuerich 2017 0-1 (45)}) 5... Bf5 6. a3 $146 ({RR} 6.
Bb5 e6 7. Bb2 Rc8 8. Ne5 Be7 9. g4 Bg6 10. h4 cxd4 11. exd4 O-O 12. h5 Be4 13.
f3 Nxe5 14. dxe5 Nxg4 15. fxe4 Ne3 16. Qf3 Nxc2+ 17. Kf1 Nxa1 18. Rg1 Qa5 19.
Qg2 Qxb5+ 20. Nc4 g6 {Parente Mojon,J (2089)-Jimenez Villena,F (2275) Benidorm
2004 1-0}) ({RR} 6. dxc5 e5 7. Bb5 Qc7 8. b4 a6 9. Bxc6+ bxc6 10. c3 Bd3 11. a3
a5 12. Bb2 Be7 13. Ng1 O-O 14. Ne2 Ng4 15. h3 Nh6 16. O-O f5 17. Re1 f4 18.
exf4 exf4 19. Nf3 Bc4 20. Ned4 Bf6 {Koellner,A (2143)-Makhmudov,S (2115) chess.
com INT 2023 0-1 (76)}) ({RR} 6. Bb5 Qa5 7. Bxc6+ bxc6 8. Bb2 c4 9. c3 e6 10.
O-O Bd3 11. Re1 Bd6 12. Qc1 O-O 13. a4 Ne4 14. bxc4 dxc4 15. Nxe4 Bxe4 16. Nd2
Qh5 17. h3 Bd3 18. Ba3 c5 19. Qd1 Qxd1 20. Rexd1 Rfc8 {Zschaebitz,K (2066)
-Amelang,T (2179) Berlin 2006 1-0 (38)}) 6... e6 7. Bb2 Bd6 8. Be2 O-O 9. Nh4
cxd4 10. Nxf5 exf5 11. exd4 Ng4 12. Bxg4 fxg4 13. Qxg4 Re8+ 14. Kf1 Qf6 15. Nf3
h6 16. Re1 Rxe1+ 17. Nxe1 Re8 18. Nd3 Kh7 19. Qf3 Qe6 20. h4 Ne7 21. g3 Rc8 22.
c3 Qg6 23. h5 Qg5 24. Bc1 Qf5 25. Qxf5+ Nxf5 26. Bb2 Bxg3 27. Nb4 Rd8 28. Kg2
Bh4 29. Re1 g6 30. hxg6+ fxg6 31. Re5 Ne7 32. Bc1 Kg7 33. Bf4 Bf6 34. Re2 Rc8
35. Bd2 g5 36. Re6 Kf7 37. Rd6 Nf5 38. Rxd5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.02.29"]
[Round "5"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Rocha, Wellington Carlos"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2537"]
[BlackElo "2440"]
[PlyCount "50"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 Nc6 5. O-O cxd4 6. Nxd4 Bc5 7. Nb3 Be7 ({RR
} 7... Bb6 8. c4 d5 9. Bg5 dxc4 10. N3d2 O-O 11. Nc3 Bd4 12. Nxc4 h6 13. Bxf6
Bxf6 14. Rc1 Rb8 15. Ne4 Be7 16. Ned6 Bd7 17. Rc3 Be8 18. Nxe8 Qxe8 19. e3 Bf6
20. Rc1 Ne5 21. Nd6 Qe7 22. Ne4 {Komodo 2503.05 (3912)-Stockfish 202003092246 
(3936) tcec-chess.com INT 2020 1/2-1/2 (61)}) 8. c4 d6 ({RR} 8... O-O 9. e4 d6
10. Be3 Qc7 11. Qe2 b6 12. Nd4 Bb7 13. Nc3 a6 14. Rac1 Rac8 15. b3 Rfd8 16. h3
Nxd4 17. Bxd4 Bc6 18. Kh2 Qb7 19. a4 e5 20. Be3 Nxe4 21. Bxe4 Bxe4 22. Bxb6 Bf3
23. Qe3 {Sypula,K (1649)-Kasperkiewicz,P (1858) Warsaw POL 2023 0-1 (57)}) 9.
Nc3 h6 $146 ({RR} 9... a6 10. Nd4 Bd7 11. b3 Rb8 12. Bb2 O-O 13. Rc1 Ne5 14. h3
b5 15. f4 Ng6 16. cxb5 axb5 17. Kh2 d5 18. Qd3 Qb6 19. Rc2 Bc5 20. e3 Bxd4 21.
Qxd4 Qxd4 22. exd4 b4 23. Nb1 Ne4 24. Rfc1 {Molnar,I-Saidy,A Reykjavik 1957
1-0 (36)}) ({RR} 9... a6 10. Nd4 Ne5 11. b3 Qc7 12. Bb2 O-O 13. Rc1 Rb8 14. Ne4
Nxe4 15. Bxe4 Nd7 16. Bg2 Nf6 17. b4 Bd7 18. b5 Rfc8 19. a4 Qd8 20. e4 g6 21.
Nb3 e5 22. f4 Ng4 23. Qf3 f6 24. h3 {Chernov,V (2011)-Kornilov,P (2065)
Voronezh 2010 1/2-1/2 (46)}) 10. e4 e5 11. Qe2 Be6 12. Rd1 Nd7 13. f4 Rc8 14.
f5 Nd4 15. Rxd4 exd4 16. fxe6 dxc3 17. exd7+ Qxd7 18. bxc3 O-O 19. Nd4 Bf6 20.
Be3 Be5 21. Rd1 Qc7 22. Bh3 Rcd8 23. Nf5 Kh7 24. Rd5 Rfe8 25. Nd4 Bf6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Silveira Filho, Neri da Silva"]
[Black "Navarro, Tiago Cunha"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2229"]
[BlackElo "2176"]
[PlyCount "58"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Nf6 6. Ne5 Qc7 7. exd5 ({RR} 7.
Qf3 a6 8. Bxc6+ bxc6 9. O-O Bd6 10. Nd3 c4 11. Ne1 O-O 12. d3 cxd3 13. cxd3 Be7
14. Qg3 a5 15. e5 Nh5 16. Qh3 g6 17. g4 Ng7 18. Be3 h5 19. gxh5 Nxh5 20. Rf2 c5
21. d4 Ng7 {Tseshkovsky,V (2595)-Sveshnikov,E (2570) Sochi (Russia) 1980 0-1 
(33)}) ({RR} 7. Bxc6+ bxc6 8. Qe2 a5 9. O-O Ba6 10. d3 Be7 11. Rf3 Rb8 12. b3
Rb4 13. Rg3 g6 14. a3 Rb8 15. Bb2 Nh5 16. Rg4 d4 17. Na2 Nxf4 18. Rxf4 Qxe5 19.
Raf1 O-O 20. Qe1 a4 21. Nc1 axb3 {Gonzalez Alejo,W (1851)-Mendez Ramirez,V 
(2166) Santo Domingo DOM 2023 0-1 (34)}) 7... exd5 8. O-O $146 ({RR} 8. Qf3 a6
9. Bxc6+ bxc6 10. O-O Bd6 11. d3 O-O 12. Bd2 Be6 13. Rae1 Rae8 14. Nd1 d4 15.
Nc4 Bd5 16. Qf2 Bxc4 17. dxc4 Ne4 18. Qe2 Nxd2 19. Qxd2 Bxf4 20. Qd3 Bxh2+ 21.
Kh1 Bg3 22. Re2 Qd6 {Rodina,N (1879)-Kagramanov,D (2067) Toronto 2002 0-1 (59)}
) ({RR} 8. Qe2 Be7 9. O-O O-O 10. Bxc6 bxc6 11. d3 Bd6 12. h3 Re8 13. Qf2 d4
14. Na4 Ba6 15. b3 {1/2-1/2 (15) Pavlis,J (2083)-Horak,K (1951) Havlickuv Brod
2006}) 8... Be7 9. Qf3 O-O 10. Nxd5 Nxd5 11. Qxd5 Be6 12. Qe4 Nxe5 13. fxe5 c4
14. d4 a6 15. d5 Qc5+ 16. Kh1 Bxd5 17. Qg4 Be6 18. Qg3 Rfd8 19. Bh6 Bf8 20. Bg5
Rd5 21. Ba4 b5 22. c3 Rd3 23. Rf3 Rxf3 24. Qxf3 Bd5 25. Qg3 bxa4 26. Be3 Qc6
27. Bd4 Qg6 28. Qf2 Rb8 29. Re1 a3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Rocha, Wellington Carlos"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2440"]
[BlackElo "2368"]
[PlyCount "28"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. N2c3 Nc6 8.
Bb5 Nxe4 ({RR} 8... Bd7 9. Be3 O-O 10. Ng3 Nd5 11. Nxd5 exd5 12. O-O Bd6 13.
Qd2 Ne7 14. Bd3 c6 15. Bf4 Qc7 16. Bxd6 Qxd6 17. Qb4 Qxb4 18. axb4 a6 19. Rfe1
Rae8 20. f3 g6 21. c3 Nc8 22. Kf2 Nd6 23. Rxe8 {Orlov,A (2519)-Jussupow,A 
(2570) Nordhorn 2009 1/2-1/2 (61)}) 9. Bxc6+ $146 ({RR} 9. Nxe4 Qd5 10. Qd3 O-O
11. c3 f5 12. Ng3 Qxg2 13. Bf4 Bd6 14. Bxd6 cxd6 15. f4 e5 16. dxe5 dxe5 17.
Qc4+ Kh8 18. O-O-O e4 19. Rd2 Qf3 20. Bxc6 bxc6 21. Qxc6 Rb8 22. Qd6 Bb7 23.
Rhd1 Rbc8 {Lesnykh,Z (1979)-Zavivaeva,E (1743) Al Ain UAE 2023 1-0 (43)}) ({RR
} 9. Nxe4 Qd5 10. Qd3 O-O 11. Be3 Rd8 12. O-O-O Bd7 13. Bc4 Qf5 14. g4 Qxg4 15.
Rhg1 Qf5 16. Bg5 Be8 17. Nf6+ Kh8 18. Qxf5 exf5 {1/2-1/2 (18) Sibarevic,M 
(2272)-Arapovic,V (2348) Prijedor 2015}) 9... bxc6 10. Nxe4 Qd5 11. Qf3 Bb7 12.
Nc5 Qxf3 13. gxf3 O-O-O 14. Be3 Bxc5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Resende, Antonio Carlos"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2368"]
[BlackElo "2341"]
[PlyCount "47"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. O-O O-O 6. d4 d5 7. cxd5 cxd5 8. Ne5
e6 9. Nc3 Nfd7 10. f4 Nc6 11. Be3 f6 12. Nf3 Nb6 13. Bf2 f5 14. h3 Nc4 15. b3
Nd6 16. Ne5 Bd7 17. Qd2 Qe7 $146 ({RR} 17... Ne4 18. Nxe4 fxe4 19. h4 Qe7 20.
g4 Be8 21. Rac1 Qb4 22. Qe3 Nxe5 23. dxe5 Bc6 24. Rfd1 Rad8 25. Rd4 Qa3 26. Qd2
Rf7 27. Be3 Bf8 28. Qc2 Rc8 29. Rdd1 a5 30. g5 h6 31. Qb1 hxg5 32. hxg5 {
Velikov,P (2475)-Henao,R (2345) Saint John 1988 1-0 (77)}) 18. Rac1 Rac8 19. g4
Rfd8 20. Kh2 Be8 21. gxf5 Nxf5 22. Nf3 Qb4 23. Rfd1 Qa5 24. e3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Ramos, Angelo Bil"]
[Black "Rocha Jorge, Wilson M"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2075"]
[BlackElo "2255"]
[PlyCount "119"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8.
Nxc3 d5 9. exd5 exd5 10. Be2 d4 11. Nb1 Bf5 12. O-O O-O 13. Bg5 ({RR} 13. b4
Re8 14. Bb2 Qb6 15. Bd3 Bg4 16. f3 Bh5 17. Nd2 Rad8 18. Re1 Ne5 19. Rxe5 Rxe5
20. Nc4 Qc7 21. Nxe5 Qxe5 22. Qe1 Qf4 23. Qg3 Nd5 24. Re1 Bg6 25. Qxf4 Nxf4 26.
Bxd4 Nxd3 27. cxd3 h5 {Sukandar,I (2373)-Danielian,E (2441) Chennai IND 2022 1/
2-1/2 (57)}) 13... Qd6 14. Nd2 Ne5 15. Bf4 $146 ({RR} 15. Nf3 Nfg4 16. Nxd4
Bxc2 17. Qxc2 Qxd4 18. Rad1 Qb6 19. Qe4 Rfe8 20. Bxg4 Nxg4 21. Qxg4 Qxb2 22. a4
Re6 23. Qd4 Qe2 24. Be3 Rg6 25. Qd8+ {1-0 (25) Bolwerk,P-Tochtrop,L Ruhrgebiet
1999}) 15... Rfd8 16. Bg3 Qd5 17. Bxe5 Qxe5 18. Nf3 Qd5 19. Bd3 Bg4 20. h3 Bxf3
21. Qxf3 Qxf3 22. gxf3 Nd5 23. Rfe1 Nf4 24. Kh2 Nxd3 25. cxd3 Kf8 26. Rac1 Rac8
27. f4 a5 28. Kg3 Rxc1 29. Rxc1 Rd5 30. Rc8+ Ke7 31. Rc7+ Rd7 32. Rc5 b6 33.
Rb5 Rd6 34. Rh5 Rc6 35. Kf3 Rc5 36. Rxh7 Rc2 37. b4 Rc3 38. Ke4 Rxa3 39. bxa5
bxa5 40. Rxg7 Ra1 41. Rg5 a4 42. Ra5 a3 43. Kxd4 a2 44. h4 Kf6 45. h5 Kg7 46.
Ra4 f6 47. f3 Kh7 48. h6 Kg6 49. Ra3 Kxh6 50. Kc3 Kg6 51. Kb2 Rf1 52. Kxa2 Rxf3
53. d4 Rxf4 54. Rd3 Kf5 55. Kb3 Ke4 56. Kc4 Rf1 57. Kc3 Rc1+ 58. Kd2 Ra1 59.
Re3+ Kxd4 60. Re8 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Ueti, Silvio Shigeo"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2315"]
[BlackElo "2219"]
[PlyCount "63"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 e5 4. d3 Be7 5. Nc3 O-O 6. Nf3 Nc6 7. O-O Qe8 8. Rb1
d6 9. b4 Kh8 ({RR} 9... Bd8 10. b5 Ne7 11. c5 Qh5 12. cxd6 cxd6 13. e3 Be6 14.
Ba3 Rc8 15. Rc1 Ne8 16. Nd2 Qxd1 17. Rfxd1 Ba5 18. Nc4 Bxc4 19. dxc4 Rxc4 20.
Nd5 Rxc1 21. Nxe7+ Kf7 22. Rxc1 Kxe7 23. Bxb7 Nc7 24. Bb4 {Poluljahov,A (2501)
-Kharlov,A (2606) Cap d'Agde 2002 1/2-1/2 (76)}) ({RR} 9... Qh5 10. b5 Nd8 11.
Nd5 Nxd5 12. cxd5 Nf7 13. Qc2 Bd8 14. Rb4 g5 15. Nd2 f4 16. Ne4 Nh6 17. f3 Qf7
18. Qc4 Nf5 19. Bh3 Ne3 20. Bxc8 Nxc4 21. Be6 Qxe6 22. dxe6 Nb6 23. gxf4 gxf4
24. Kh1 {Altenhof,M (2159)-Rushbrooke,R (2062) Hastings ENG 2023 1-0 (47)}) 10.
b5 Nd8 11. Nd5 $146 ({RR} 11. a4 Qh5 12. Bg5 Ne6 13. Bxf6 Bxf6 14. Nd5 Bd8 15.
e3 Qh6 16. Qc2 f4 17. c5 Bd7 18. cxd6 cxd6 19. exf4 exf4 20. Qd2 Qh5 21. Nxf4
Nxf4 22. gxf4 Bh3 23. Ne1 d5 24. Bxh3 Qxh3 25. Qe3 Qf5 {Babakekhyan,A (2236)
-Sakaev,K (2604) Sochi RUS 2021 1/2-1/2 (39)}) ({RR} 11. Bg5 Ne6 12. Bxf6 Bxf6
13. Nd5 Bd8 14. e3 c6 15. Nc3 Ba5 16. Ne2 Bd7 17. a4 g5 18. d4 g4 19. Nd2 Ng5
20. Nb3 Bc7 21. dxe5 dxe5 22. Nc5 Bc8 23. bxc6 bxc6 24. Qd3 Nf3+ 25. Kh1 Qh5 {
Sarmiento Afonso,S-Martin Ojeda,J (2195) Corte Ingles 1998 1-0 (44)}) 11...
Nxd5 12. cxd5 Nf7 13. Qc2 Bd7 14. Nd2 g5 15. e3 Nh6 16. Nc4 Qh5 17. f4 Ng4 18.
h3 Nf6 19. fxe5 dxe5 20. Nxe5 f4 21. g4 Qe8 22. exf4 gxf4 23. Bxf4 a6 24. d4
axb5 25. Bh6 Rg8 26. g5 Qh5 27. gxf6 Bxh3 28. Bg7+ Rxg7 29. fxg7+ Kxg7 30. Rb3
Bxg2 31. Qxg2+ Qg5 32. Rg3 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Souza Neves, Andrey Marcelo"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2175"]
[BlackElo "2401"]
[PlyCount "54"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Bd3 Nc6 6. Nxc6 Bxc6 7. Nc3 ({RR} 
7. O-O e6 8. c4 Bc5 9. Nc3 Qh4 10. Qe2 Nf6 11. h3 h5 12. Be3 Bxe4 13. Nxe4 Nxe4
14. Qf3 f5 15. Bxc5 bxc5 16. Rae1 O-O 17. Bxe4 fxe4 18. Qxe4 Qxe4 19. Rxe4 Rfb8
20. b3 a5 21. Rd1 Rb7 {krysaleok (2611)-Berardino (2545) lichess.org 2021 1/
2-1/2 (48)}) ({RR} 7. O-O e6 8. c4 Bc5 9. Nd2 Qh4 10. Nb3 Be7 11. Re1 Nf6 12.
g3 Qh3 13. Bf1 Qg4 14. Qxg4 Nxg4 15. Nd4 Bc5 16. Rd1 e5 17. Nxc6 dxc6 18. Rd2
Rd8 19. Rc2 Rd1 20. Kg2 h5 21. h3 Nf6 {Goryachkina,A (2576)-Di Berardino,D 
(2458) chess.com INT 2023 0-1 (55)}) ({RR} 7. O-O e6 8. Qe2 Qh4 9. Nc3 Nf6 10.
e5 Nd5 11. Nxd5 Bxd5 12. f4 Bc5+ 13. Be3 O-O 14. Bxc5 bxc5 15. Be4 Bxe4 16.
Qxe4 Rab8 17. b3 Rb4 18. c4 a5 19. Rad1 a4 20. Rf3 g6 21. Rxd7 axb3 {Bachmann,
A (2243)-Limp,E (2390) Sao Paulo 2003 1-0}) 7... e6 8. O-O Ne7 $146 ({RR} 8...
Bc5 9. Kh1 Qh4 10. f3 Nf6 11. Bd2 Nh5 12. Be1 Qg5 13. f4 Nxf4 14. Qf3 e5 15.
Bg3 O-O 16. Bxf4 exf4 17. Qxf4 Qxf4 18. Rxf4 Bd4 19. Raf1 Bxc3 20. bxc3 Rae8
21. c4 Re5 22. h3 g6 23. Kh2 {ozzz93 (2320)-Berardino (2399) lichess.org 2021
0-1 (64)}) 9. Qe2 Ng6 10. f4 Bc5+ 11. Be3 e5 12. Bxc5 bxc5 13. f5 Nf4 14. Qg4
Qf6 15. Bc4 h5 16. Qg3 h4 17. Qg4 Ke7 18. Rad1 g6 19. Rxf4 exf4 20. Nd5+ Bxd5
21. Rxd5 d6 22. e5 dxe5 23. fxg6 Rad8 24. g7 Rhg8 25. Rxc5 Rxg7 26. Qh5 Rg5 27.
Qf3 Qb6 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Paiva, Pedro Henrique"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2064"]
[BlackElo "2237"]
[PlyCount "60"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. h4 h5 7. f3 Bb7 8. Nh3 Nd7
9. O-O-O c5 10. dxc5 Nxc5 11. Ng5 Rc8 12. Kb1 ({RR} 12. Bd4 Nf6 13. Kb1 b4 14.
Ne2 a5 15. Nc1 O-O 16. g4 e5 17. Bxc5 Rxc5 18. gxh5 Nxh5 19. Qxd6 Qxd6 20. Rxd6
Rfc8 21. Bh3 R8c7 22. Rd8+ Bf8 23. Rh2 Nf4 24. Nb3 Rb5 25. Bf1 Rb6 26. Nxa5 f6
{Froewis,A (2155)-Terbe,Z (2189) Mali Losinj CRO 2023 0-1 (53)}) 12... b4 13.
Nd5 $146 ({RR} 13. Ne2 Qa5 14. Bd4 Bxd4 15. Nxd4 Nf6 16. a3 Qc7 17. axb4 Na4
18. c4 Nd7 19. Be2 Ne5 20. Rc1 Qd7 21. Rhe1 Nc6 22. b3 Nb6 23. Nxc6 Rxc6 24.
Qb2 O-O 25. g4 f6 26. Nh3 Kf7 27. Nf2 Rcc8 {Brilej,J (2048)-Rosol,A (1771)
Mureck 2017 1-0 (41)}) 13... a5 14. Bd4 Nf6 15. Bb5+ Kf8 16. Nxf6 exf6 17. Nh3
Qb6 18. Bc4 Qc7 19. Be2 Bh6 20. Be3 Bxe3 21. Qxe3 Kg7 22. Rd2 Na4 23. Qb3 Nc5
24. Qe3 Rce8 25. Nf4 Qe7 26. Bc4 Qe5 27. g3 Nd7 28. Be2 Nc5 29. Bc4 Na4 30. Bb3
Nc5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Campelo, Leandro Fabricio"]
[Black "Rios Filho, Hilton Carlos da Si"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2270"]
[BlackElo "2238"]
[PlyCount "85"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 {Wedberg,T} e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. c3 O-O 6. d4 Bb6 7.
Re1 d6 8. h3 Bd7 ({RR} 8... Ne7 9. Nbd2 c6 10. Bf1 Ng6 11. Nc4 Bc7 12. dxe5
dxe5 13. Qc2 h6 14. Be3 Nh7 15. Bc5 Re8 16. Rad1) 9. Bg5 ({RR} 9. a4 a5 10. Ra2
Re8 11. b3 exd4 12. Rae2 dxc3 13. Nxc3 h6 14. Bc4 Bc5 15. Bb2 Bb4 16. Re3 Be6
17. Nd5 Bxd5 18. exd5 Bxe1 19. dxc6 Rxe3 20. fxe3 Bb4 21. cxb7 Rb8 22. Ba6 Qe7
23. Bd4 Ne4 {Moore,B-Rios Filho,H (2238) Dos Hermanas 2004 1/2-1/2 (99)}) 9...
h6 10. Bh4 Kh8 $146 ({RR} 10... Nxd4 11. Nxd4 ({RR} 11. cxd4 Bxb5 12. Nc3 c6
13. Nxb5 cxb5 14. dxe5 dxe5 15. Nxe5 Qxd1 16. Raxd1 g5 17. Bg3 Rad8) 11... exd4
12. Bxd7 dxc3 ({RR} 12... Qxd7 13. Bxf6 gxf6 14. cxd4 Rae8 15. Nc3 c6 16. Qd3
Kh8 17. Rad1) 13. Nxc3 Qxd7 14. Bxf6 gxf6 15. Nd5 Qe6 16. Qf3 c6 ({RR} 16...
Kg7 17. Rad1 Qe5) 17. Nxf6+ Kg7 18. Nh5+ Kh7 19. Rad1 Rad8 20. Ng3 Rfe8 21. b3
Bc5 22. Nh5 Rf8 23. g4 ({RR} 23. Nf6+ Kg7 24. Qg3+ Kxf6 ({RR} 24... Kh8 25. Qc3
) 25. e5+ dxe5 26. Rxd8 Rxd8 27. Qh4+ Kg7 28. Qxd8) 23... Qe5 24. Kg2 Kh8 25.
Ng3 {Movsesian,S (2659)-Leko,P (2701) Las Vegas 1999 CBM 072 [Wedberg,T] 1-0 
(32)}) ({RR} 10... Re8 11. d5 Nb8 12. Bxd7 Nbxd7) ({RR} 10... Re8 11. d5 Ne7
12. Bxd7 Nxd7 13. Nbd2 Rf8 14. Qc2 Qe8 15. Nc4 Ng6 16. a4 a6 17. b4 Ba7 18. b5
Nxh4 19. Nxh4 axb5 20. axb5 g6 21. Qd2 Kh7 22. Kh2 Qe7 23. g3 Qg5 24. Qe2 f5
25. exf5 {Mohammadi,A (1412)-Alibabaei,S (2039) chess.com INT 2021 0-1 (31)}) (
{RR} 10... g5 11. Bg3 Nxd4 12. cxd4 Bxb5 13. Nc3 Bc6 14. dxe5 dxe5 15. Nxe5
Qxd1 16. Raxd1 Rfd8 17. Nxc6 bxc6 18. Be5 Nd7 19. Bd4 Nc5 20. g3 Nd3 21. Rxd3
Rxd4 22. Red1 Rxd3 23. Rxd3 Re8 24. Kf1 Re6 25. f3 {Alvarenga de Carvalho,M 
(2111)-Guimaraes,W (2272) Rio de Janeiro 2013 1/2-1/2 (54)}) 11. dxe5 Nxe5 12.
Nxe5 Bxb5 13. Ng4 g5 14. Bg3 Nxg4 15. Qxg4 Qd7 16. Qh5 Kg7 17. Nd2 f6 18. Kh1
Qe7 19. Qd1 a6 20. a4 Bd7 21. Nc4 Ba7 22. f4 Qf7 23. Nd2 Rae8 24. Qc2 Qg6 25.
f5 Qf7 26. Nf3 Re7 27. b3 Kg8 28. Re2 Rfe8 29. Rae1 Qh5 30. Kh2 Kh8 31. Qd3 Qf7
32. Nd4 Bb6 33. Kh1 Qh5 34. Kh2 Kg7 35. Nf3 Rg8 36. a5 Bxa5 37. e5 dxe5 38.
Bxe5 Bxf5 39. Qxf5 fxe5 40. Rxe5 Rf7 41. Qd3 Bb6 42. Re7 g4 43. R1e5 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Borges, Guilherme Deola"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "0-1"]
[ECO "A69"]
[WhiteElo "2134"]
[BlackElo "2271"]
[PlyCount "44"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Be2 exd5
9. cxd5 Re8 10. Nd2 Na6 11. O-O Nc7 12. a4 Rb8 13. Re1 b6 14. Bf3 Ba6 15. Nb3 (
{RR} 15. Ndb1 Nd7 16. Be3 f5 17. Nd2 Nf6 18. exf5 gxf5 19. Qc2 Qd7 20. h3 Re7
21. Bf2 Rbe8 22. Rxe7 Rxe7 23. Rd1 Re8 24. b3 b5 25. axb5 Nxb5 26. Nxb5 Bxb5
27. Re1 Rxe1+ 28. Bxe1 Qe7 29. Bf2 Bd7 {Mikhalchishin,A (2552)-Georgiev,K 
(2650) Batumi 1999 1/2-1/2 (42)}) 15... Nd7 ({RR} 15... Bc4 16. Nd2 Bd3 17. Nb3
Bc4 18. Be3 Na6 19. Bf2 Nb4 20. Nc1 Rb7 21. Bh4 Qb8 22. Rb1 Rd7 23. Qd2 h6 24.
b3 Ba6 25. N1a2 Rde7 26. Rbd1 Nd3 27. Be2 c4 28. Bxd3 cxd3 29. Nb4 Qc8 30. Nc6
{Adamczewski,M (2028)-Robak,Z (2192) Sypniewo POL 2022 1-0 (70)}) 16. Be3 f6
$146 ({RR} 16... f5 17. Bf2 fxe4 18. Nxe4 Nf6 19. Bh4 Ncxd5 20. Qd2 Qd7 21. a5
Bc4 22. Qc2 b5 23. Nxf6+ Nxf6 24. Rad1 Rxe1+ 25. Rxe1 Re8 26. Rd1 Qf7 27. Nd2
Be2 28. Bxe2 Rxe2 29. Qd3 Qe6 30. Nf3 Ne8 31. Bf2 {Goltseva,E (2272)-Ovod,E 
(2322) Cheboksary RUS 2021 0-1 (36)}) ({RR} 16... Bc4 17. Bf2 Bxb3 18. Qxb3 a6
19. Re2 b5 20. Rae1 bxa4 21. Qxa4 Rb4 22. Qa2 Nb5 23. Nxb5 axb5 24. Bg3 Bd4+
25. Kh1 Ra4 26. Qb3 Rb4 27. Qa3 Nb6 28. b3 Qa8 29. Qxa8 Rxa8 30. e5 Re8 31. f5
{Candela Perez,J (2315)-Lozano,L Alcobendas 1993 1/2-1/2 (64)}) 17. Qc2 Qe7 18.
Nd2 Kh8 19. Bf2 Qf8 20. Be2 Bxe2 21. Rxe2 a6 22. Nc4 h5 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Lapertosa Viana, Julio"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2301"]
[PlyCount "97"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 6. O-O Be7 7. cxd5 exd5 8. Nc3
O-O 9. Bf4 Na6 10. Rc1 Re8 ({RR} 10... h6 11. Qc2 Qd7 12. Ne5 Qe6 13. Nd3 g5
14. Be3 Rac8 15. Ne5 Nb4 16. Qb3 c5 17. f4 gxf4 18. gxf4 Qf5 19. Rf3 Kh7 20.
Bh3 Qh5 21. Kh1 Rce8 22. a3 Nc6 23. Qc2+ Kh8 24. Bg2 Nxe5 25. Rh3 {Stockfish
202008260719_nn-822 (3551)-Stoofvlees II a14 (3504) tcec-chess.com INT 2020
1-0 (50)}) 11. Qa4 ({RR} 11. Ne5 c5 12. dxc5 bxc5 13. Qa4 Qb6 14. Rfd1 Qe6 15.
Nc4 Rad8 16. Ne3 Nb4 17. Nc2 Bc6 18. Qa5 Nxc2 19. Rxc2 d4 20. Bxc6 dxc3 21.
Rxd8 Rxd8 22. Bf3 Qh3 23. e3 cxb2 24. Rxb2 Ng4 25. Qxa7 Qxh2+ {Moreno Perez,T 
(2307)-Aguilar Samper,V (2177) Villa Constitucion ARG 2023 0-1 (33)}) 11... c6
12. Rfd1 $146 ({RR} 12. Ne5 b5 13. Qc2 Bd6 14. Nd3 Nb4 15. Nxb4 Bxb4 16. Qd3
Qb6 17. a3 Be7 18. Rc2 a5 19. Rfc1 Rad8 20. Nb1 Ne4 21. f3 Nd6 22. Bxd6 Bxd6
23. Nd2 b4 24. axb4 Ba6 25. bxa5 Bxd3 26. axb6 Bxc2 {Pert,N (2155)-Thompson,I 
(2300) Swansea 1995 1/2-1/2 (44)}) 12... Rc8 13. Bh3 Ra8 14. Ne5 b5 15. Qc2 Bd6
16. Nd3 Nb4 17. Nxb4 Bxb4 18. Qd3 h6 19. a3 Bf8 20. Nb1 a5 21. Re1 Qb6 22. Be3
a4 23. Rc2 b4 24. axb4 Ba6 25. Qd1 Bxb4 26. Rf1 Ne4 27. Bd7 Bc4 28. Rxc4 dxc4
29. Bxe8 Rxe8 30. Qxa4 Qb5 31. Qc2 Nf6 32. Rc1 Ng4 33. Qxc4 Qh5 34. h4 Nxe3 35.
Qxb4 Nd5 36. Qb3 Rxe2 37. Nc3 Rd2 38. Rd1 Rxd1+ 39. Qxd1 Qf5 40. Qe2 Qf6 41.
Qe8+ Kh7 42. Qe4+ g6 43. Nxd5 cxd5 44. Qxd5 Kg8 45. b4 Qe7 46. b5 Qe1+ 47. Kg2
Qb1 48. Qc6 f5 49. Qxg6+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Dumont, Sadi Glasser"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2341"]
[BlackElo "2129"]
[PlyCount "120"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nc6 3. c4 ({RR} 3. d3 g6 4. f4 e5 5. fxe5 Nxe5 6. Nf3 Nxf3+ 7.
Bxf3 Bg7 8. Nc3 Ne7 9. O-O O-O 10. e4 d4 11. Ne2 Nc6 12. Bg2 Ne5 13. h3 c6 14.
g4 a5 15. a4 Be6 16. Nf4 Qh4 17. Qe1 Qxe1 {Kamsky,G (2662)-Dardha,D (2527) Cap
d'Agde FRA 2021 1/2-1/2 (49)}) 3... dxc4 4. Qa4 $146 ({RR} 4. Na3 Nf6 5. Nxc4
Be6 6. Ne3 Qd7 7. Nf3 Bh3 8. O-O Bxg2 9. Kxg2 O-O-O 10. d3 e5 11. Qa4 Bc5 12.
Bd2 Rhe8 13. Rfc1 Bb6 14. b4 e4 15. dxe4 Rxe4 16. Rd1 Qe7 17. Rac1 Nxb4 18.
Bxb4 Qxb4 {wagnerovsky (2214)-Lebser58 (2052) lichess.org 2017 1-0 (42)}) ({RR
} 4. Bxc6+ bxc6 5. Qc2 e5 6. Nf3 f6 7. O-O Be6 8. Rd1 Ne7 9. d4 cxd3 10. Rxd3
Qc8 11. Nbd2 g6 12. e4 Bg7 13. Qc5 Kf7 14. Nc4 Rd8 15. Rxd8 Qxd8 16. Be3 a5 17.
Rc1 Qb8 18. Ncxe5+ fxe5 {Ortega Ruiz,J (2351)-Reprintsev,A (2298) chess.com
INT 2023 1-0}) 4... Bd7 5. Qxc4 e5 6. Nf3 Bd6 7. d3 h6 8. O-O Be6 9. Qa4 Qd7
10. Nc3 Nf6 11. a3 Bh3 12. b4 Bxg2 13. Kxg2 O-O 14. b5 Ne7 15. Qb3 Kh8 16. a4
Ng6 17. h3 Nh5 18. Qd5 Rab8 19. d4 Nf6 20. Qc4 e4 21. Nh2 Rbe8 22. e3 Nh7 23.
f4 exf3+ 24. Nxf3 Nf6 25. Ra2 Nh5 26. Ne2 Re4 27. Qd5 Qe6 28. Qxe6 Rxe6 29. a5
Nf6 30. Nd2 Rxe3 31. Nc4 Re6 32. b6 axb6 33. axb6 cxb6 34. d5 Nxd5 35. Rd1 Nb4
36. Rb2 Bc5 37. Rd7 Rfe8 38. Nf4 Nxf4+ 39. Bxf4 Re2+ 40. Rxe2 Rxe2+ 41. Kf3 Re7
42. Rxe7 Bxe7 43. Bd6 Nd5 44. Bxe7 Nxe7 45. Nxb6 g5 46. g4 Kg7 47. Ke4 Ng6 48.
Kf5 Ne7+ 49. Ke5 f6+ 50. Ke6 Ng6 51. Kf5 Kf7 52. Nd7 Nh4+ 53. Ke4 Ng6 54. Nc5
b6 55. Nb3 Nf4 56. Nd4 Nxh3 57. Nf5 Nf2+ 58. Kf3 Nd3 59. Nxh6+ Ke6 60. Ke4 Ne5
0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2367"]
[BlackElo "2537"]
[PlyCount "27"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 c5 8.
cxd5 exd5 9. a3 Bxc3+ ({RR} 9... cxd4 10. axb4 dxc3 11. Qxc3 Qxc3+ 12. bxc3 Be6
13. e3 Ke7 14. Nd4 Nd7 15. Kd2 a6 16. Bd3 Rac8 17. Ra5 Rc7 18. Rb1 Rhc8 19. Ra3
Nf6 20. b5 axb5 21. Rxb5 Ne8 22. Rb6 Nd6 23. Nb5 Rc6 24. Rxc6 {Bacrot,E (2714)
-Moiseenko,A (2699) Biel 2013 1/2-1/2 (32)}) 10. bxc3 cxd4 $146 ({RR} 10... c4
11. Qb5+ Qc6 12. a4 O-O 13. g3 Qxb5 14. axb5 Bd7 15. Rb1 Bf5 16. Ra1 Bd7 17.
Rb1 a6 18. bxa6 Rxa6 19. Bg2 Bf5 20. Rb2 Ra3 21. Ne5 Nc6 22. Rxb7 Nxe5 23. dxe5
Rd8 24. O-O Rxc3 25. e3 {Grigorian,K (2425)-Kupreichik,V (2480) Minsk (Belarus)
1983 0-1}) ({RR} 10... c4 11. Qb5+ Qc6 12. a4 a6 13. Qb4 Bf5 14. Ne5 Qc7 15. g4
Bh7 16. Bg2 Nc6 17. Qc5 O-O-O 18. Nxc6 Qxc6 19. Qb4 Rhe8 20. Ra2 Qd6 21. Rb2
Qxb4 22. Rxb4 Kc7 23. Kd2 b6 24. Ra1 Rd6 25. e3 {Martinez Reyes,P (2376)
-Melikhov,E (2269) chess.com INT 2023 1-0 (53)}) ({RR} 10... c4 11. Qb5+ Qc6
12. Rb1 O-O 13. Ne5 Qd6 14. Qb4 Qxb4 15. Rxb4 Nc6 16. Rb5 Nxe5 17. dxe5 Be6 18.
e3 b6 19. Be2 a6 20. Rb2 b5 21. O-O f6 22. exf6 Rxf6 23. Rd1 Rf7 24. Bf3 Rd7
25. a4 {Huebner,R (2620)-Sosonko,G (2560) Nijmegen 1984 1-0 (54)}) 11. cxd4 Qd8
12. e3 Nc6 13. Bd3 O-O 14. O-O 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Benares de sa Leitao, Ricardo"]
[Black "Molina, Roberto Junio Brito"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2298"]
[BlackElo "2227"]
[PlyCount "41"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 {Lukacs,P} c6 2. d4 d5 3. e5 Bf5 4. g4 Bd7 5. Be3 ({RR} 5. c4 e6 ({RR} 
5... h5 6. gxh5 ({RR} 6. g5 Bf5) 6... Bf5 7. Nc3 e6 8. Nge2 Bg4 ({RR} 8... dxc4
9. Ng3 ({RR} 9. Nf4 Na6 10. Bxc4 Nb4) 9... Bd3 10. Bxd3 cxd3 11. Qxd3 Nd7) 9.
Qb3 Qb6 10. Be3 Bxh5 11. cxd5 cxd5 12. Nf4 Ne7 13. Qxb6 axb6 14. Nxh5 Rxh5 15.
Nb5 Kd7 16. Nd6 f6 17. f4 Nec6 18. Nxb7 Ra7 19. Nd6 Bxd6 20. exd6) 6. Nc3 Ne7 (
{RR} 6... h5 7. g5 ({RR} 7. gxh5 Nh6 8. Nge2 dxc4 9. Ng3 b5 10. a4 a5 11. Bg2
Ra6 12. Nge4) 7... Ne7 8. Nf3 g6 ({RR} 8... dxc4 9. Bxc4)) ({RR} 6... dxc4 7.
Bxc4 Ne7 ({RR} 7... c5 8. d5) 8. Nge2 Nd5 9. Ng3 ({RR} 9. Ne4) 9... Be7 ({RR} 
9... Nxc3 10. bxc3 c5 11. d5 Qa5 12. Bd2 exd5 13. Bxd5 Qc7 14. Bf4 Be6 15. c4
Nc6 16. O-O Be7 17. Nf5) 10. O-O O-O 11. f4) 7. a3 ({RR} 7. c5 b6 8. b4 a5 9.
Na4 Nc8 10. Rb1 axb4 11. Rxb4 bxc5 12. dxc5 Qc7) ({RR} 7. Nf3 Na6 8. h4 c5 9.
Be3 Bc6 10. Rh3 dxc4 11. Bxc4 Nb4 12. Qb3 Ned5 13. a3 Nxe3 14. fxe3 Nd5 15.
Bxd5 exd5 16. O-O-O c4) 7... dxc4 8. Bxc4 Nd5 9. Nge2 Be7 10. O-O ({RR} 10. Ne4
O-O) 10... O-O 11. Ng3 c5 12. Nxd5 ({RR} 12. Bxd5 exd5 13. Nxd5 Nc6) 12... exd5
13. Bxd5 Bc6 14. Bb3 cxd4 ({RR} 14... Bb5 15. Re1 cxd4 16. Nf5 Nc6 17. Bf4) 15.
Qd3 Na6 16. Bc2 g6) ({RR} 5. Bg2 Qb6 ({RR} 5... e6 6. Nf3 c5 7. O-O Nc6 8. c4
dxc4 9. Nc3 Nxd4 10. Nxd4 cxd4 11. Qxd4 Qc8 12. Ne4 Bc6 13. Qxc4 Bd5 14. Qxc8+
Rxc8 15. Be3) 6. c3 e6 7. Ne2 c5 8. O-O Bb5 9. Be3 Nc6 10. Na3 Bxe2 11. Qxe2
cxd4 12. cxd4 Bxa3 13. bxa3 Nge7 14. Rab1 Qc7 15. f4) 5... h5 ({RR} 5... Qc8 6.
h3 ({RR} 6. Be2) 6... h5 7. gxh5 Nh6 8. Ne2 Nf5 9. Ng3 c5 10. Nxf5 Bxf5 11.
dxc5 e6 12. Nc3 Nd7) ({RR} 5... e6 6. Nc3 Ne7 7. Nf3 h5 8. g5 g6 9. Bd3 Nf5 10.
Ne2 Be7 11. Nf4 Na6 12. c3 Nc7 13. h4 Kf8 14. b3 a5 15. a4 Kg7 16. O-O b6 17.
Qd2 Bc8 18. Rfc1 Bb7 19. b4 Ba6 20. Bc2 {Kantans,T (2480)-Starostits,I (2409)
Riga LAT 2023 1-0 (37)}) ({RR} 5... e6 6. Nc3 Qc7 7. Qd2 h5 8. gxh5 Rxh5 9. Be2
Rh8 10. O-O-O a6 11. f4 Nh6 12. Nf3 Nf5 13. Bd3 g6 14. Bxf5 gxf5 15. Rdg1 Kd8
16. Ng5 Be8 17. Ne2 Nd7 18. Ng3 Kc8 19. Qe2 b5 20. Bd2 {Jukemura,R (2100)
-Molina,R (2227) Sao Paulo 2004 1/2-1/2 (49)}) 6. gxh5 Bf5 ({RR} 6... Nh6) 7.
Ne2 ({RR} 7. Nd2 e6 8. c3 Qb6 9. b4 Nd7 10. Ne2 Bg4 11. Qc1 Bxh5 12. Ng3 Bg6
13. Nb3) 7... Bg4 ({RR} 7... e6 8. Ng3) 8. Qd2 $146 ({RR} 8. Rg1 Bxh5 ({RR} 
8... Qd7 9. Qd2) 9. e6 Qd6 ({RR} 9... fxe6 10. Qd2 Nf6 11. Nf4) 10. exf7+ Bxf7
11. Nd2 Nd7 12. Bf4 Qb4 ({RR} 12... e5 13. dxe5 Qb4 ({RR} 13... Nxe5 14. Rg5))
13. c3 ({RR} 13. Qc1) ({RR} 13. Rg3 O-O-O ({RR} 13... e5 14. dxe5) 14. a3)
13... Qxb2 14. Rb1 Qxa2 15. Rxb7 Ngf6 ({RR} 15... e5 16. Bxe5 ({RR} 16. dxe5
Nc5) 16... Nxe5 17. dxe5 Rxh2 18. Nd4 Bh5 19. Be2) 16. Nc1 Qa5 17. Ncb3 Qxc3
18. Rg3 Qb2 19. Rd3 e6 ({RR} 19... Bh5) 20. Na5 Qa2 ({RR} 20... Bb4 21. Rb3
Bxd2+ 22. Qxd2 Qxd2+ 23. Bxd2 c5 24. Bb5 c4 25. Rg3 Rxh2 26. Rxg7 a6 27. Bxd7+
Nxd7 28. Rxd7 Kxd7 29. Rxf7+) 21. Nxc6 a5 22. Rdb3 Bb4 {Zhang,P (2567)
-Seirawan,Y (2626) Beijing 2003 CBM 098 [Lukacs,P] 1-0 (58)} ({RR} 22... Bh5))
8... Bxh5 9. Nf4 e6 10. Nxh5 Rxh5 11. Be2 Rh8 12. a3 g6 13. Nc3 Nd7 14. O-O-O
Bh6 15. Kb1 Qh4 16. Rdg1 Qxf2 17. Bxh6 Nxh6 18. Nd1 Qh4 19. c4 dxc4 20. Bxc4
O-O-O 21. Ne3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Matsuura, Everaldo"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2460"]
[BlackElo "2312"]
[PlyCount "53"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Bd3 Nc6 6. Nxc6 Bxc6 7. O-O e6 8.
c4 Bc5 9. Nc3 ({RR} 9. Nd2 Qh4 10. Nb3 Be7 11. Re1 Nf6 12. g3 Qh3 13. Bf1 Qg4
14. Qxg4 Nxg4 15. Nd4 Bc5 16. Rd1 e5 17. Nxc6 dxc6 18. Rd2 Rd8 19. Rc2 Rd1 20.
Kg2 h5 21. h3 Nf6 22. Be2 Re1 23. Bf3 h4 {Goryachkina,A (2576)-Di Berardino,D 
(2458) chess.com INT 2023 0-1 (55)}) 9... Ne7 $146 ({RR} 9... Qh4 10. a3 Nf6
11. Qf3 Ng4 12. h3 Ne5 13. Qe2 Nxd3 14. Qxd3 O-O 15. b4 Be7 16. Bb2 Rad8 17.
Rad1 f5 18. exf5 Rxf5 19. Ne2 Rg5 20. Ng3 b5 21. c5 Rf8 22. Qd4 Qh6 23. Bc1 Bf6
24. Bxg5 {Aakanksha,H (2238)-Di Berardino,D (2471) chess.com INT 2020 1/2-1/2 
(53)}) ({RR} 9... Qh4 10. Qe2 Nf6 11. h3 h5 12. Be3 Bxe4 13. Nxe4 Nxe4 14. Qf3
f5 15. Bxc5 bxc5 16. Rae1 O-O 17. Bxe4 fxe4 18. Qxe4 Qxe4 19. Rxe4 Rfb8 20. b3
a5 21. Rd1 Rb7 22. Re5 a4 23. Rxh5 axb3 24. axb3 {krysaleok (2611)-Berardino 
(2545) lichess.org 2021 1/2-1/2 (48)}) 10. Rb1 a5 11. a3 O-O 12. b4 axb4 13.
axb4 Bd6 14. f4 Bc7 15. Bb2 f5 16. Qd2 Qb8 17. exf5 Nxf5 18. b5 Bb7 19. Bxf5
Rxf5 20. Qxd7 Bxf4 21. Qxe6+ Rf7 22. Ne2 Bc8 23. Qe8+ Rf8 24. Qe4 Bxh2+ 25. Kh1
Bd6 26. Qd5+ Kh8 27. Rf7 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Miranda, Roberto Calheiros J"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[ECO "C99"]
[WhiteElo "2213"]
[BlackElo "2409"]
[PlyCount "60"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bd7 14. Nf1 Rac8 15.
Bb1 Rfe8 ({RR} 15... Nc6 16. Ng3 Rfe8 17. d5 Nb4 18. Bd2 Nc2 19. Bxc2 Qxc2 20.
Qxc2 Rxc2 21. Bc3 b4 22. Bxb4 Rxb2 23. a3 Bf8 24. Rec1 Ra8 25. Nd2 h5 26. Nc4
Rb3 27. f3 h4 28. Nf1 Bb5 29. Nfd2 Rd3 30. Nb2 {Nijboer,F (2568)-Nikolic,P 
(2671) Amsterdam 2004 1-0 (116)}) 16. Ng3 ({RR} 16. d5 Nb7 17. Ng3 Nc5 18. Be3
g6 19. Nh2 b4 20. Bh6 Na4 21. Qd2 a5 22. Bd3 Qb7 23. Rac1 Rxc1 24. Rxc1 Rc8 25.
Rxc8+ {1/2-1/2 (25) Rodrigues,A (2265)-Van Riemsdijk,H (2370) Sao Jose de Rio
Preto 1995}) 16... g6 ({RR} 16... h6 17. b3 Nc6 18. Be3 Bf8 19. Qd2 Qa5 20.
Qxa5 Nxa5 21. Bd3 Rc3 22. Bf1 Rc2 23. Bd3 Rc3 24. Bf1 Rc2 25. Bd3 Rc3 {1/2-1/2
(25) Yang,C-Baker,C (2272) chess.com INT 2022}) 17. Qd3 $146 ({RR} 17. Bg5 exd4
18. Nxd4 Qc5 19. Nf3 Nc4 20. e5 Nh5 21. Nxh5 Nxb2 22. Qb3 gxh5 23. Bxe7 Rxe7
24. Qxb2 dxe5 25. Be4 Rce8 26. Rac1 Qd6 27. Qb1 Qf6 28. Red1 Qg7 29. Rxd7 Rxd7
30. Bc6 Rde7 31. Bxe8 Rxe8 {Klein,F (2148)-Schulz,H (2034) Hamburg 2005 1-0 
(43)}) ({RR} 17. Bg5 Kg7 18. Nh2 Ng8 19. Bxe7 Rxe7 20. h4 h5 21. Nhf1 Nf6 22.
Ne3 Nc6 23. dxe5 dxe5 24. Nd5 Nxd5 25. exd5 Nd4 26. Ne2 Nxe2+ 27. Rxe2 Qd6 28.
Rd2 Rc4 29. g3 Bg4 30. Qe1 Rc5 31. Be4 {1/2-1/2 (31) Penttinen,J-Makela,T
Tampere 1990}) 17... Nc6 18. Qd2 exd4 19. Nxd4 Bf8 20. Nxc6 Bxc6 21. b3 Bg7 22.
Bb2 Qb7 23. f3 d5 24. e5 Nd7 25. f4 f6 26. e6 Nc5 27. f5 Ne4 28. Bxe4 dxe4 29.
Rac1 Qc7 30. Nxe4 Qg3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2301"]
[BlackElo "2344"]
[PlyCount "92"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 {Ambroz,J} Nf6 2. c4 c5 3. Nc3 b6 4. g3 Bb7 5. Bg2 g6 6. O-O Bg7 7. d4
cxd4 8. Qxd4 O-O ({RR} 8... Nc6 9. Qf4 Rc8 10. Bd2) 9. Qh4 d6 10. Bh6 ({RR} 10.
Bg5 Nbd7) 10... Nbd7 11. Nd5 ({RR} 11. b3 Rc8 12. Bxg7 ({RR} 12. Rfd1 Rc5 13.
Bxg7 Kxg7 14. Qd4 Qa8 ({RR} 14... Kg8 15. Ne1 Bxg2 16. Nxg2 Ne5 17. Ne3 Re8 18.
f3) 15. Ne1 Bxg2 ({RR} 15... a6 16. e4 ({RR} 16. Bh3) 16... b5 17. Nd3 Rcc8 18.
cxb5 axb5 19. Qb4) 16. Nxg2 Kg8) ({RR} 12. Bh3) 12... Kxg7 13. Qd4 Kg8 14. Rac1
Rc5 15. b4 ({RR} 15. Rfd1) 15... Rc8 ({RR} 15... Rh5 16. Ne1 ({RR} 16. h3)
16... Qa8 17. Bxb7 Qxb7 18. Ng2 Ne5 19. Nf4 Rf5 ({RR} 19... Nf3+ 20. exf3 e5
21. Qxd6 Ne8 22. Qd5) 20. Nfd5 Rc8 21. Nxf6+ Rxf6 22. Nd5) 16. a3 ({RR} 16. Nd5
Re8 17. Qd3 e6 18. Nxf6+ ({RR} 18. Nc3 Bxf3) 18... Nxf6 19. Rfd1 Re7 ({RR} 
19... Ne4 20. Nd2 ({RR} 20. Nd4 f5 21. f3 Nf6 22. Nb3 ({RR} 22. Nb5 d5 23. Nxa7
Ra8 24. Nb5 Rxa2) 22... d5) 20... Nxd2 21. Bxb7)) 16... Re8 17. e4 Qc7 18. Nd5
Qb8 ({RR} 18... Nxd5 19. exd5 ({RR} 19. cxd5 Qxc1 20. Rxc1 Rxc1+ 21. Bf1 Ba6
22. Nd2 Rec8)) 19. Bh3 Rcd8 20. Nd2 ({RR} 20. a4) 20... Ba8 21. Bg2 a6 22. Nb3
Rc8 23. f4 Rcd8 24. Kh1 Nh5 25. g4 ({RR} 25. f5 e6 ({RR} 25... e5 26. Qd3 ({RR
} 26. fxe6 Rxe6) 26... a5 27. Nd2) 26. fxg6 fxg6 27. g4 Ng7 ({RR} 27... exd5
28. gxh5 dxe4 29. hxg6 hxg6 30. Rc3) 28. Nf6+ Nxf6 29. Rxf6 Rf8) 25... Nxf4 {
Kramnik,V (2710)-Adams,M (2630) Biel 1993 CBM 037 [Ambroz,J] 0-1 (47)} {RR} 26.
Nxe7+ Rxe7 27. Rxf4 Ne5 28. g5 Rde8 29. Nd2) ({RR} 11. Rfd1 Rc8 12. Rd4 Bxf3
13. Bxf3 Ne5 14. Rad1 Nxf3+ 15. exf3 Rc5) ({RR} 11. Ng5 Bxg2 12. Kxg2 Re8 13.
Nd5 Rc8 14. b3 e6 15. Bxg7 Kxg7 16. Nxf6 Nxf6 17. Rad1 Qc7 18. Qd4 Red8 19. Qb2
Qb7+ 20. f3 e5 21. Rd2 h6 22. Nh3 d5 23. Qxe5 dxc4 24. Rxd8 Rxd8 25. bxc4 Qc6 {
Sanal,V (2590)-Vlassov,N (2283) chess.com INT 2023 1-0 (41)}) 11... Rc8 12. Ng5
Ba8 $146 ({RR} 12... Bxd5 13. Bxd5 Bxh6 14. Qxh6 e6 15. Bxe6 fxe6 16. Nxe6 Qe7
17. Nxf8 Qxf8 18. Qxf8+ Kxf8 19. b3 Re8 20. Rfe1 Re5 21. f3 b5 22. Rac1 b4 23.
a4 Nc5 24. Kf2 Nfd7 25. Rb1 Nb8 26. Red1 Ke7 27. Rd5 {Pantic,I (2242)-Ljangov,
P (2089) Plovdiv 2012 0-1 (38)}) 13. Bh3 Bxd5 14. cxd5 Rc2 15. b4 Rxe2 16. Rac1
Rxa2 17. Rc4 Nh5 18. Bxg7 Kxg7 19. Qd4+ Nhf6 20. Rfc1 h6 21. Rc7 Ne5 22. Rc8
hxg5 23. Qd1 Rd2 24. Qb3 Nd3 25. Qc3 Nxc1 26. Qxc1 Qxc8 27. Bxc8 Rxd5 28. Bb7
Re5 29. Qc4 a5 30. b5 Rc5 31. Qe2 e5 32. Bc6 Rd8 33. f3 Nd5 34. Qd2 Nb4 35.
Qxg5 Nxc6 36. bxc6 Rc8 37. h4 e4 38. Qg4 R8xc6 39. fxe4 a4 40. e5 Rxe5 41. Qxa4
Rc3 42. Kf2 Rf5+ 43. Kg2 Rd3 44. g4 Ra5 45. Qc2 Raa3 46. Qb2+ Kg8 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Fucs, Paulo Moses"]
[Black "Toth, Peter"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2152"]
[BlackElo "2152"]
[PlyCount "72"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 g6 5. e4 Bg7 6. Nge2 d6 7. O-O O-O 8. h3
Nd7 ({RR} 8... a6 9. a4 Bd7 10. d3 Qc8 11. Kh2 Qd8 12. Be3 Qb6 13. Kh1 Nd4 14.
Rb1 e5 15. g4 Qd8 16. Kg1 h5 17. f3 Nh7 18. Nd5 Bc6 19. b3 Bd7 20. gxh5 Nf6 21.
Nxf6+ Qxf6 22. f4 Qh4 23. Bxd4 {Arun Prasad,S (2384)-Singh,D (2395)
Visakhapatnam 2006 0-1 (42)}) 9. d3 ({RR} 9. f4 e6 10. Nb5 Nb6 11. d3 a6 12.
Nbc3 Nd4 13. Be3 Nxe2+ 14. Nxe2 Bxb2 15. Rb1 Bg7 16. Qb3 Nd7 17. d4 cxd4 18.
Nxd4 e5 19. Ne2 exf4 20. gxf4 Nc5 21. Qa3 Ne6 22. Rfd1 Qc7 23. f5 Nc5 {
Carvalho,C (1901)-Marocco,G (1410) Lira Tênis Clube - Florianó 2022 1-0})
9... a6 10. Rb1 Rb8 11. Nd5 $146 ({RR} 11. f4 Nd4 12. b3 b5 13. Bb2 e6 14. Kh2
Qa5 15. Nxd4 cxd4 16. Ne2 e5 17. a3 bxc4 18. dxc4 Bb7 19. Nc1 Qc7 20. Nd3 a5
21. Qc2 Nc5 22. Rfe1 Bc6 23. Bc1 Rfc8 24. Bd2 Bd7 25. Rec1 Be6 {Podini,
F-Salvetti,A Lombardia 1991 0-1 (69)}) 11... b5 12. b3 e6 13. Ne3 Nd4 14. Nc2
Bb7 15. Bb2 e5 16. Ne3 b4 17. Bxd4 cxd4 18. Nd5 Bxd5 19. cxd5 Qa5 20. Qd2 Qb5
21. h4 Nc5 22. Rbc1 h5 23. Bh3 Kh7 24. g4 hxg4 25. Bxg4 Bh6 26. Qc2 f5 27. exf5
gxf5 28. Bh3 Rg8+ 29. Kh1 Rg7 30. Rg1 Rxg1+ 31. Kxg1 Qb7 32. Ng3 Qg7 33. Kh1 f4
34. Nf5 Qb7 35. Nxd6 Qxd5+ 36. Ne4 Qxe4+ 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "6"]
[White "Gattass, Allan Arriada"]
[Black "Chang, Suzana"]
[Result "1-0"]
[ECO "B96"]
[BlackElo "2075"]
[PlyCount "65"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. f4 Nbd7 8. Qf3
h6 9. Bh4 g5 ({RR} 9... e5 10. Nf5 exf4 11. O-O-O g5 12. Bf2 Ne5 13. Qe2 Bxf5
14. exf5 Be7 15. h4 Rg8 16. hxg5 hxg5 17. Ne4 Kf8 18. Nxf6 Bxf6 19. Bc5 dxc5
20. Rxd8+ Rxd8 21. Qe4 Kg7 22. Qxb7 Rd7 23. Qxa6 Rgd8 24. Be2 {Paravyan,D 
(2617)-Chigaev,M (2631) chess.com INT 2022 0-1 (74)}) ({RR} 9... e5 10. Bxf6
Nxf6 11. Nf5 b5 12. O-O-O Qc7 13. Ne3 Bb7 14. Ncd5 Nxd5 15. Nxd5 Bxd5 16. Rxd5
Be7 17. Bd3 exf4 18. e5 O-O 19. Qe4 g6 20. exd6 Bxd6 21. Qd4 Rad8 22. h4 Be7
23. h5 Rxd5 24. Qxd5 {Encina,A (1787)-Souza Dos Santos,M (2041) Florianópolis
- Santa Catari 2023 0-1 (49)}) 10. fxg5 hxg5 11. Bxg5 Be7 12. Bxf6 $146 ({RR} 
12. Bd3 Ne5 13. Qe2 Bd7 14. Nf3 Nfg4 15. Bxe7 Qxe7 16. O-O-O Bc6 17. h3 Nxf3
18. gxf3 Qg5+ 19. Kb1 Ne5 20. Qh2 Qe3 21. f4 Nf3 22. Qe2 Qxe2 23. Bxe2 Nh4 24.
Rxd6 Ng2 25. f5 Ke7 26. Rd2 exf5 {Arslanov,S (2379)-Davletbakov,S (2175) Kemer
2009 1-0 (59)}) 12... Bxf6 13. O-O-O Ne5 14. Qf2 Bd7 15. Be2 Rc8 16. Nb3 Bc6
17. Kb1 b5 18. a3 Rh7 19. Rhf1 Bh8 20. Nc5 Qe7 21. Nxa6 Nc4 22. Qg3 Rg7 23. Qh3
Rg6 24. Bxc4 bxc4 25. Qh7 Qf8 26. Qh3 Bxc3 27. Qxc3 Bxe4 28. g3 d5 29. Qa5 Qe7
30. Qb5+ Kd8 31. Rf4 f5 32. Rh4 Rg8 33. Rh6 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Silveira Filho, Neri da Silva"]
[Black "Benares de sa Leitao, Ricardo"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2229"]
[BlackElo "2298"]
[PlyCount "78"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. O-O Nge7 7. e5 d5 8. Bb5
O-O 9. d4 cxd4 10. Nxd4 Nxd4 11. Qxd4 f6 12. exf6 Bxf6 13. Qd3 a6 14. Ba4 b5
15. Bb3 b4 $146 ({RR} 15... Bd7 16. Ne2 Nf5 17. c3 Qb6+ 18. Kh1 Bc6 19. Ng3 Nh4
20. Rg1 Qb7 21. Qe2 d4 22. Bxe6+ Kh8 23. Bh3 dxc3 24. bxc3 Rfe8 25. Qc2 Qg7 26.
Bb2 Re3 27. Rae1 Rae8 28. Rxe3 Rxe3 29. Qd2 Re8 30. Rf1 {Warns,H (2159)-Kottke,
U (2199) Germany 2003 0-1 (55)}) 16. Ne2 a5 17. a4 Ba6 18. Qf3 Nf5 19. Re1 Bxe2
20. Qxe2 Bd4+ 21. Kh1 Qh4 22. Qxe6+ Kg7 23. Be3 Nxe3 24. Rxe3 Bxe3 25. Qxe3
Qxf4 26. Qd3 d4 27. Bd5 Rae8 28. h3 Re5 29. Bc6 Qe3 30. Qc4 Qf2 31. Kh2 Re2 32.
c3 Rf4 33. cxb4 Re3 34. Bd7 Qg3+ 35. Kg1 Re1+ 36. Rxe1 Qxe1+ 37. Kh2 Rf1 38.
Qxd4+ Kh6 39. g4 Qe2+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Rocha Jorge, Wilson M"]
[Black "Souza Neves, Andrey Marcelo"]
[Result "0-1"]
[ECO "B73"]
[WhiteElo "2255"]
[BlackElo "2175"]
[PlyCount "100"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8.
Qd2 O-O 9. O-O d5 10. Nxc6 bxc6 11. e5 Nd7 ({RR} 11... Ne4 12. Nxe4 dxe4 13.
Qc3 Be6 14. Rfd1 Qc7 15. Bf4 Rfd8 16. b3 h5 17. Qc5 Qb7 18. h3 Rd5 19. Qe3 Bxe5
20. Bxe5 Rxe5 21. c4 Qb6 22. Rd4 Rd8 23. Rxd8+ Qxd8 24. Qxa7 e3 25. Rd1 exf2+
26. Kxf2 {Sarana,A (2640)-Jones,G (2677) chess.com INT 2021 0-1 (42)}) ({RR} 
11... Ng4 12. Bxg4 Bxg4 13. Bh6 Bxe5 14. Bxf8 Qxf8 15. Rae1 Bg7 16. Na4 e5 17.
c3 h5 18. h3 Be6 19. b4 a5 20. Nc5 Bf5 21. a4 d4 22. cxd4 exd4 23. Rc1 axb4 24.
Qxb4 Qd6 25. Rfd1 Rb8 26. Qc4 {Bharath,S (2482)-Manukyan,S (2237) chess.com
INT 2023 1-0 (42)}) 12. f4 e6 13. Na4 a5 $146 ({RR} 13... Re8 14. Qc3 Bb7 15.
Bd4 Bf8 16. b4 a5 17. a3 Ba6 18. Bxa6 Rxa6 19. Nc5 Nxc5 20. bxc5 Qa8 21. a4 Rb8
22. Rfb1 Rb4 23. Rxb4 axb4 24. Qxb4 Ra5 25. c4 dxc4 26. Qxc4 Qa7 27. Qc2 Bxc5
28. Bxc5 {Pachman,L-Plater,K Warsaw 1947 1/2-1/2 (37)}) ({RR} 13... f6 14. Qc3
Qc7 15. Nc5 Nxc5 16. Bxc5 Rf7 17. Bd6 Qb6+ 18. Bc5 Qc7 19. Bd6 Qb6+ 20. Bc5 Qc7
21. Bd4 f5 22. b4 Bf8 23. a3 a5 24. Rfb1 Ba6 25. Bxa6 Rxa6 26. bxa5 c5 27. Bf2
Rxa5 28. a4 {Harandi,K-Vujacic,B Stockholm 1969 1-0 (62)}) 14. a3 Qe7 15. b4
axb4 16. axb4 f6 17. exf6 Bxf6 18. c3 Ba6 19. Bxa6 Rxa6 20. Nc5 Raa8 21. Qd3
Rfe8 22. Nxd7 Qxd7 23. Bd4 Qg7 24. Rfe1 Bxd4+ 25. Qxd4 Qxd4+ 26. cxd4 Rxa1 27.
Rxa1 Rb8 28. Ra4 Kf7 29. Kf2 Kf6 30. Kf3 g5 31. g4 h6 32. Kg3 gxf4+ 33. Kxf4
e5+ 34. dxe5+ Ke6 35. h3 Rf8+ 36. Ke3 Kxe5 37. Ra5 Rf4 38. b5 c5 39. Ra6 Rb4
40. Rxh6 Rb3+ 41. Kd2 Rxb5 42. g5 Rb2+ 43. Kc3 Rg2 44. g6 Rg3+ 45. Kd2 c4 46.
h4 Kd4 47. Rh5 Rg2+ 48. Kd1 Rxg6 49. Rf5 Rg2 50. Rf3 Rh2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Teixeira, Ricardo da Silva"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2368"]
[BlackElo "2367"]
[PlyCount "51"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 c6 5. Bg2 Bb4+ 6. Nbd2 dxc4 7. O-O b5 8. a4
Bb7 9. Qc2 O-O ({RR} 9... Nbd7 10. b3 c3 11. Nb1 O-O 12. Nxc3 a6 13. Rd1 Qb6
14. Bb2 Rac8 15. Ng5 Rfd8 16. Nce4 h6 17. Nxf6+ Nxf6 18. Ne4 Nxe4 19. Qxe4 Ba8
20. d5 c5 21. Qe5 f6 22. Qxe6+ Qxe6 23. dxe6 Rxd1+ 24. Rxd1 {Aamodt,P (2022)
-Roulet-Dubonnet,E (2215) Fagernes NOR 2023 1-0 (50)}) 10. e4 $146 ({RR} 10.
Rd1 Qc8 11. e4 Nbd7 12. e5 Ne8 13. Ne4 Be7 14. Nfg5 g6 15. h4 Ng7 16. Be3 a6
17. Rac1 c5 18. dxc5 Nxe5 19. Nd6 Bxd6 20. cxd6 Bxg2 21. Kxg2 Nd3 22. Rxd3 cxd3
23. Qxd3 Qb7+ 24. f3 Rfd8 {Lieb,H (2054)-Kaschte,H (1706) Binz 2011 1/2-1/2 
(45)}) ({RR} 10. Rd1 Qc7 11. Ne5 Nbd7 12. Ndf3 a6 13. Bf4 Bd6 14. e4 Rfe8 15.
Nxd7 Nxd7 16. e5 Be7 17. Ng5 Nf8 18. Ne4 Ng6 19. Be3 Red8 20. Bg5 Bxg5 21. Nxg5
c5 22. Be4 cxd4 23. axb5 d3 24. Rxd3 axb5 {Braga,D (1480)-Bonfim,R (1702)
Cuiaba MT 2021 1-0 (33)}) 10... Nbd7 11. e5 Nd5 12. Ne4 h6 13. h4 Re8 14. g4
Nf8 15. g5 h5 16. Ng3 g6 17. Ne4 a6 18. Nf6+ Nxf6 19. gxf6 c5 20. Bd2 Bxf3 21.
Bxf3 Qxd4 22. Bxb4 cxb4 23. Bxa8 Rxa8 24. Rfe1 Qg4+ 25. Kf1 Qh3+ 26. Kg1
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Gattass, Allan Arriada"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "2409"]
[PlyCount "84"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 g6 6. Nd2 Nd7 7. Nd3 Bg7 8.
Nf3 c6 9. Be2 O-O 10. O-O Qb6 $146 ({RR} 10... N7b6 11. c3 Bg4 12. h3 Bxf3 13.
Bxf3 e6 14. Re1 Re8 15. Qc2 Qe7 16. b3 Rad8 17. Bb2 Qg5 18. Rad1 Nc8 19. c4 Nf6
20. Nc5 Nd6 21. Re5 Qh4 22. g3 Qxh3 23. Qe2 Re7 24. Rg5 Nd7 25. Rg4 {Cela,A 
(2450)-Pappas,K (2090) Korinthos 1997 1-0 (32)}) ({RR} 10... N7f6 11. c3 Bg4
12. h3 Bxf3 13. Bxf3 Re8 14. Re1 Qc7 15. Bg5 Rad8 16. Qb3 Qc8 17. Rad1 Nc7 18.
Nc5 b6 19. Nd3 Ne6 20. Be3 Qc7 21. Ne5 c5 22. Nc6 Rc8 23. Qa3 cxd4 24. cxd4 a5
25. Rc1 {Lauer,M (2255)-Heumann,J (2128) Bayern 2007 1-0}) 11. c4 N5f6 12. Re1
Qd8 13. Bf1 Nb6 14. b3 Re8 15. h3 h5 16. Nde5 Nbd7 17. Bf4 Nxe5 18. Bxe5 b6 19.
a4 a5 20. Qd2 Bf5 21. Qf4 Rc8 22. Ra2 Nh7 23. Bxg7 Kxg7 24. g4 hxg4 25. hxg4
Be6 26. Ne5 Qd6 27. Rd2 f6 28. Nxg6 Qxf4 29. Nxf4 Bxg4 30. Be2 Bxe2 31. Rdxe2
Kf7 32. Ne6 Rg8+ 33. Kf1 Rg4 34. f3 Rh4 35. Kg1 Rg8+ 36. Rg2 Ng5 37. Nxg5+ Rxg5
38. Rxg5 fxg5 39. Rd1 g4 40. fxg4 Rxg4+ 41. Kf2 Ke6 42. d5+ Kd6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Toth, Christian Endre"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2344"]
[BlackElo "2537"]
[PlyCount "70"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 {Stohl,I} Nf6 2. Bg5 Ne4 ({RR} 2... d5) ({RR} 2... e6) ({RR} 2... c5 3.
Bxf6 ({RR} 3. d5 Ne4 4. Bf4 Qb6) 3... gxf6 4. d5) 3. Bf4 c5 ({RR} 3... d5 4. e3
c5 5. Bd3 Nc6 ({RR} 5... Nf6) 6. Bxe4 dxe4 7. d5 Nb4 8. Nc3 e6 9. d6 Nc6 10.
Nge2 ({RR} 10. Nxe4) 10... f5 ({RR} 10... e5 11. Nb5 exf4) 11. Nb5 Kf7 12. Nc7
Rb8 13. g4 fxg4 14. Ng3 Nb4 15. a3 Nd5 16. Nxe4 Nxf4 17. exf4 Kg8 18. Qxg4) 4.
f3 Qa5+ ({RR} 4... Nf6 5. dxc5 b6 ({RR} 5... Qa5+ 6. Nc3 Qxc5 7. e4 d6 8. Qd2
g6 ({RR} 8... a6 9. O-O-O Nbd7 10. Kb1 b5 11. Nge2 Bb7 12. Nc1 g6 13. g4 Bg7
14. Bh6 Bxh6 15. Qxh6 Ne5 16. Nb3 Qc7 17. Be2 b4 18. Nd5 Bxd5 19. exd5 Qb6 20.
Rhe1) 9. O-O-O Bg7 10. Bh6 O-O 11. h4 Be6 12. h5 Nxh5 13. Bxg7 Kxg7 14. g4 Nf6
15. Qh6+ Kg8 16. Nge2 Qf2 ({RR} 16... Nbd7 17. Kb1) 17. e5 dxe5 18. Ne4) 6. e4
({RR} 6. cxb6 Qxb6) 6... bxc5 7. Nc3 Nc6 8. Bc4 d6 9. e5 dxe5 10. Qxd8+ Kxd8
11. O-O-O+ Bd7 ({RR} 11... Kc7 12. Bg3) 12. Bb5 exf4 ({RR} 12... Ke8 13. Bxc6
Bxc6 14. Bxe5 Nd7) 13. Bxc6 Rc8 14. Bxd7 Nxd7 15. Nh3 Ke8 16. Nxf4 g6 17. Kb1
Bg7 18. Ne4 Nb6 19. Rhe1) 5. c3 Nf6 6. Nd2 ({RR} 6. d5 Qb6 7. Bc1 e6 8. e4 ({RR
} 8. c4 {RR} exd5 9. cxd5 c4 10. e3 Bc5 11. Kf2 O-O 12. Bxc4 Re8 13. Qb3 Qd8
14. Ne2 d6 15. Nbc3 a6 16. a4 Nbd7 17. Ng3 Rb8 18. Bd2 ({RR} 18. Re1) 18... b5
19. axb5 axb5 20. Be2 b4 21. Na4 Bb7 22. Nxc5 Bxd5 23. Qc2) 8... exd5 9. exd5
d6 10. c4 g6 11. Qe2+ Kd8 12. Qc2 Bg7 ({RR} 12... Bf5) 13. Bd3 Na6 14. a3 Re8+
15. Ne2 Ke7 16. Nbc3 Kf8 17. O-O Nb4 18. axb4 cxb4+ 19. Kh1 bxc3 20. Nxc3 Nd7)
6... cxd4 7. Nb3 ({RR} 7. cxd4 Nd5) ({RR} 7. Nc4 Qd8 ({RR} 7... Qd5 8. cxd4 Nc6
9. e3) 8. cxd4 b5 9. Nd2 Nc6 10. e3 Nd5 11. Nh3 Nxf4 12. Nxf4 Rb8 13. Nd3 e6
14. Be2 Be7 15. O-O O-O 16. Rc1 Bb7 17. Nc5 Ba8) 7... Qf5 ({RR} 7... Qb6 8.
Qxd4 ({RR} 8. cxd4 Nc6 9. e4 e5 10. dxe5 Bb4+ 11. Ke2 ({RR} 11. Bd2 Nxe5 12.
Bxb4 Qxb4+ 13. Qd2) 11... Nxe5 12. Qd4 Ng6 13. Be3 d5 14. exd5 O-O 15. a3 ({RR
} 15. Kf2) 15... Qxd4 16. Bxd4 Be7 17. Kf2 Nxd5 18. Ne2 Be6 19. Nc5 Bxc5 20.
Bxc5 Rfc8 21. Rc1 Ne5) 8... Nc6 ({RR} 8... Qxd4 9. cxd4) 9. Qxb6 axb6 10. Nd4
e5 11. Nxc6 exf4 ({RR} 11... dxc6 12. Bxe5 b5 13. e4 Be6 14. Ne2 Nd7 15. Bg3
Rxa2 16. Rxa2 Bxa2 17. Nd4 Nc5 18. Kd2 Nb3+ 19. Kc2 Na1+ 20. Kd3 Nb3 21. Be2)
12. Nd4 d5 13. e3 ({RR} 13. g3 Bd6) 13... fxe3 14. Ke2 Bd6 ({RR} 14... g6 15.
Kxe3 Bh6+ 16. Kf2 O-O 17. Bb5 Bd7 18. Nge2 Rfe8 19. Rhd1 Be3+ 20. Kf1 Re5 21.
Bxd7 Nxd7 22. Nc2 Nf6 23. Nxe3 Rxe3 24. Nf4 Re5 25. Rd4 Kf8 26. Nd3 Re6 27. Nb4
) 15. Kxe3 O-O 16. Bb5 Bd7 17. Bxd7 Nxd7 18. Nge2 Ne5 19. b3 Nc6 20. a4 Rfe8+
21. Kd3 Re5 22. Rae1) 8. Bxb8 Rxb8 9. Qxd4 b6 10. e4 Qf4 ({RR} 10... Qe6 11.
O-O-O ({RR} 11. Nh3 Qc6 12. Nf4 e6 13. e5 Ng8 14. O-O-O Ne7 15. Nh5 Nf5 16. Qd2
Qc7 17. Bd3 Qxe5 18. Rhe1 Qxh2 19. Nf4 Bd6 20. Nh3 Ne7 21. Bb5 a6 22. f4 Bxf4
23. Bxd7+ Bxd7 24. Nxf4 Bc6 25. Nxe6 fxe6) 11... Bb7 12. Bc4) 11. Nh3 ({RR} 11.
Ne2 Qc7 12. e5 Ng8 13. c4 f6 14. f4 fxe5 15. fxe5 g6 16. e6 Nf6 17. Nc3 dxe6
18. Nb5 Qb7 19. Be2 Qxg2 20. Qe5 Qxh1+ 21. Kf2 Ne4+ 22. Ke3 Bh6+ 23. Kd3 Nf2+
24. Kc3 O-O) 11... Qc7 12. e5 Ng8 13. f4 ({RR} 13. O-O-O e6 14. Ng5 Ne7 15. Bb5
Nf5 16. Qf4 a6 17. g4 Nh6 18. Be2 f6 19. Ne4 Qxe5 20. Qd2 d5 21. Ng3 Bd6 22.
Kb1 O-O 23. Nd4 Bd7 24. Bxa6 Qf4 25. Qxf4 Bxf4 26. Rhe1 e5 27. Nde2 Bxg3 {
Khater,S (2012)-Siva,M (2349) chess.com INT 2021 1-0 (35)}) 13... e6 14. Ng5
Ne7 15. O-O-O Nc6 $146 ({RR} 15... Bb7 16. Bd3 ({RR} 16. Bb5 Bd5 ({RR} 16...
Nd5 17. f5 Be7 18. Ne4 a6 19. Bc4 f6) 17. Kb1 a6 18. Bd3 h6 19. Ne4 Nc6 20. Qf2
Na5 21. Nd4 b5 22. Qg3 ({RR} 22. Ka1) 22... b4 23. Nd6+ Bxd6 24. exd6 ({RR} 24.
Qxg7 Bf8 25. Qxh8 bxc3) 24... Qxd6 25. c4 Bxc4 ({RR} 25... Bxg2 26. Qxg7 Bxh1
27. Qxh8+ Ke7 28. Qxh6 Qxd4 29. Qg5+ Ke8 30. Qg8+ Ke7 31. Qxb8 Nc6 32. Qg8 Bf3
33. Qg5+ Ke8 34. Rd2 Qe3) 26. Qxg7 Bxd3+ 27. Rxd3 Rf8 28. Qxh6) ({RR} 16. Ne4
Nf5 17. Qd3 Be7 18. g4 Nh4) ({RR} 16. Qf2 h6 17. Bb5 Rd8 18. Nf3 Nd5) 16...
Bxg2 17. Rhg1 ({RR} 17. Rhe1 Bd5 ({RR} 17... g6 18. Qf2 Bd5 19. Nd4) 18. Kb1)
17... Bd5 18. Nxh7 Rxh7 ({RR} 18... Nc6 19. Qe3 Nb4 20. Kb1 Nxd3 21. Qxd3 b5
22. Nxf8 Kxf8) 19. Bxh7 g6 20. Kb1 ({RR} 20. h4 Nf5 21. Qd3 ({RR} 21. Qf2 Bxb3
22. axb3 Bc5 23. Qh2 Bxg1 24. Qxg1 Qc5 ({RR} 24... Nxh4 25. Qg4 Nf5 26. Bxg6
fxg6 27. Qxg6+ Kd8 28. Qg8+ Ke7 29. Qh7+ Ke8 30. Qh8+ Ke7 31. Qf6+ Ke8 32. Rh1)
25. h5 Qxg1 26. Rxg1 Kf8 27. hxg6 Kg7) 21... Nxh4 22. Nd4 b5) 20... Nf5 21. Qd3
({RR} 21. Qd2 Qc4 ({RR} 21... b5) 22. Rxg6 fxg6 23. Bxg6+ Ke7 24. Bxf5 Bh6 25.
Bc2 Qxf4 ({RR} 25... Bxf4 26. Qe1)) 21... Qc4 22. Qxc4 Bxc4 23. Nd4 Be7 ({RR} 
23... Ne3 24. Rd2 b5 25. a3 ({RR} 25. b3 b4) 25... Bh6 26. Rf2 Nd5 27. Rg4 Kf8
28. Rf3 Kg7 29. b3 Kxh7 30. Rh4 Kg7 31. bxc4 bxc4+) 24. Rxg6 ({RR} 24. Nxf5
exf5 ({RR} 24... gxf5 25. Rg8+ Bf8 26. h4) 25. Bxg6 ({RR} 25. Rh1 Bh4) 25...
fxg6 26. Rxg6) ({RR} 24. Bxg6 fxg6 25. Rxg6 Nxd4 26. Rxd4 Kf7 27. Rh6 Kg7 28.
Rh3 Bb5) 24... fxg6 25. Bxg6+ Kf8 26. Nxf5 exf5 27. Bxf5 Rd8 ({RR} 27... Be6
28. Bg6) 28. Rxd7 ({RR} 28. b3 Bb5) 28... Rxd7 29. Bxd7 Bc5 30. Kc2 {Short,N 
(2685)-Ivanchuk,V (2741) Havana 2010 CBM 137 [Stohl,I] 0-1 (43)} ({RR} 30. f5
Bd3+ 31. Kc1 Be3+ 32. Kd1 Bf4)) ({RR} 15... Nf5 16. Qf2 ({RR} 16. Qd2 Be7 ({RR
} 16... h6 17. Nf3 ({RR} 17. Ne4 Bb7 18. Bd3) 17... Bb7 18. Nfd4 ({RR} 18. Bd3)
18... Nxd4 19. Nxd4 a6 20. Rg1 Be7 21. g3 O-O 22. Bg2 Rfd8 23. Bxb7 Qxb7 24.
Qg2 Qxg2 25. Rxg2 Rbc8 26. Rgd2 Kf8 27. Kc2 Ke8 28. Nf3 Rc6) 17. Ne4 Bb7 18.
Nd6+ ({RR} 18. Bd3) ({RR} 18. Ng3) 18... Bxd6 19. exd6 Qc6 20. Nd4 Nxd4 21.
Qxd4 O-O 22. Bd3 Qd5) 16... Bb7 ({RR} 16... h6 17. Ne4 Bb7 18. Bd3 d5 19. Ng3
Nxg3 20. hxg3 Bc5 21. Qe2 Rd8 22. Qg4 g6 23. Bxg6) ({RR} 16... Be7 17. Bd3 h6
18. Nf3 h5 19. Bxf5 exf5 20. Nfd4 g6 21. Nb5) 17. Bd3 Be7 18. Rhf1 Bd5 ({RR} 
18... h6 19. g4) 19. Bxf5 Bxb3 20. axb3 exf5 21. Qd4 h6 22. Nf3 Rd8 23. Qd3 g6
24. Nd4 O-O 25. Rf3 Qb7 26. Nxf5) ({RR} 15... Nf5 16. Qf2 Be7 17. g4 Bxg5 18.
gxf5 Bh6 19. Kb1 Bb7 20. Rg1 Be4+ 21. Ka1 Bxf5 22. Bb5 Rd8 23. Rxd7 Rxd7 24.
Rd1 O-O 25. Rxd7 Rd8 26. Rxd8+ Qxd8 27. Nd4 Be4 28. a3 Bb7 29. Bc4 g6 30. h4 {
Cech,P (2400)-Meduna,E (2447) Prague 2003 1/2-1/2 (56)}) 16. Qd2 f6 17. exf6
gxf6 18. Ne4 f5 19. Nf6+ Kf7 20. Nh5 Rg8 21. Nd4 Nxd4 22. Qxd4 Be7 23. g4 Qc5
24. gxf5 Qxd4 25. cxd4 Bb7 26. d5 Rbc8+ 27. Kb1 Bxd5 28. Rxd5 exd5 29. Ng3 Rg4
30. Bg2 Rxf4 31. Bxd5+ Kf8 32. Rg1 Bc5 33. Rd1 Rd4 34. Rxd4 Bxd4 35. Ne4 Ke7
0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Rios Filho, Hilton Carlos da Si"]
[Black "Dumont, Sadi Glasser"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2238"]
[BlackElo "2341"]
[PlyCount "33"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. d3 g6 6. b4 ({RR} 6. e4 fxe4 7. dxe4
Bg7 8. Nge2 O-O 9. O-O Be6 10. Nd5 c6 11. Ne3 Na6 12. Nc3 Kh8 13. Qe2 Qe7 14.
Rb1 Bg8 15. b4 Nc7 16. Rd1 Ne6 17. Qd3 Nd4 18. Ne2 a5 19. Nxd4 exd4 20. Qxd4
Nd5 {Saric,I (2667)-Najer,E (2635) Douglas ENG 2019 1/2-1/2 (33)}) 6... Bg7 7.
Rb1 O-O 8. e3 a6 $146 ({RR} 8... Nh5 9. Nce2 g5 10. f4 gxf4 11. exf4 Nd7 12.
Nh3 Ndf6 13. O-O Ng4 14. Qb3 Qe8 15. Bd2 Nhf6 16. Rbe1 Qh5 17. Nc3 Be6 18. fxe5
dxe5 19. d4 Ne4 20. Nxe4 fxe4 21. d5 Bf5 22. Qd1 Rf7 23. Qe2 {Reschke,S (2285)
-Yuferov,S (2400) Yaroslavl 1990 0-1 (41)}) ({RR} 8... Nc6 9. b5 Ne7 10. Nge2
Rb8 11. O-O Be6 12. a4 Qd7 13. Qb3 g5 14. f4 gxf4 15. exf4 Ng6 16. Be3 b6 17.
Kh1 Kh8 18. Rbe1 Rbe8 19. d4 Ng4 20. Bg1 exf4 21. Nxf4 Nxf4 22. gxf4 Qf7 23.
Nd5 {Tabatabaei,M (2696)-Flores,D (2534) chess.com INT 2023 1-0}) ({RR} 8...
Qe8 9. Nge2 g5 10. h4 g4 11. e4 a5 12. b5 fxe4 13. Nxe4 Nxe4 14. Bxe4 Nd7 15.
Be3 Nf6 16. Bg2 Qg6 {1/2-1/2 (16) Foisor,O (2425)-Soffer,R (2445) Biel 1991})
9. Nge2 c6 10. O-O Be6 11. a4 d5 12. cxd5 cxd5 13. a5 Nc6 14. Na4 Bf7 15. Nb6
Rb8 16. Bd2 e4 17. Bc3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Chang, Suzana"]
[Black "Fucs, Paulo Moses"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2075"]
[BlackElo "2152"]
[PlyCount "94"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 c5 4. Bg2 Nc6 5. e3 Bg7 6. Nge2 O-O 7. d4 d6 8. O-O
a6 9. b3 ({RR} 9. h3 Rb8 10. b3 Bd7 11. d5 Na5 12. Qd3 b5 13. Bd2 Qc7 14. Rfc1
bxc4 15. bxc4 Rb2 16. Nd1 Rxd2 17. Qxd2 Bf5 18. g4 Bd7 19. Rab1 h5 20. g5 Nh7
21. h4 Re8 22. Nf4 Nf8 23. Nb2 Bf5 {Ter Sahakyan,S (2645)-Michailov,M (2249)
chess.com INT 2021 1-0 (45)}) 9... Qc7 10. Bb2 Bg4 $146 ({RR} 10... Rd8 11. Qd2
Rb8 12. Nf4 e6 13. Qe2 cxd4 14. Ne4 Nxe4 15. Bxe4 dxe3 16. fxe3 Qb6 17. Bxg7
Kxg7 18. Kh1 Kg8 19. g4 Ne5 20. g5 Bd7 21. Nh5 Bc6 22. Nf6+ Kg7 23. Bxc6 Qxc6+
24. e4 b5 25. Qf2 {Lauchner,G-Pick,C Germany 1994 1/2-1/2}) ({RR} 10... b6 11.
Rc1 Bb7 12. d5 Nb8 13. e4 Nbd7 14. f4 Rad8 15. Qd3 e6 16. dxe6 fxe6 17. Rcd1
Nb8 18. h3 Rf7 19. Rd2 Rfd7 20. Kh2 d5 21. exd5 exd5 22. Nxd5 Bxd5 23. cxd5
Nxd5 24. Bxg7 Kxg7 25. Qc4 {Buenafe Moya,J (2197)-Broca Jimenez,F (2075) chess.
com INT 2023 1/2-1/2 (59)}) 11. h3 Bf5 12. Rc1 Rad8 13. e4 Bc8 14. d5 Na7 15.
a4 Bd7 16. Qc2 Qc8 17. Kh2 e5 18. f4 Ne8 19. f5 b5 20. axb5 axb5 21. Ra1 Qb7
22. Ra2 b4 23. Nd1 Nc8 24. Nf2 f6 25. h4 Ne7 26. Bh3 Rf7 27. Rfa1 Nc8 28. Bc1
Nc7 29. Be3 Kh8 30. Ng1 Rg8 31. Nf3 Ne8 32. Nd3 gxf5 33. exf5 e4 34. Nf4 exf3
35. Qf2 Bh6 36. Ne6 Bxe3 37. Qxe3 Bxe6 38. fxe6 Rfg7 39. Rg1 Ne7 40. h5 Rg5 41.
Qxf3 Re5 42. Rga1 Nc8 43. Ra8 f5 44. Bxf5 Qg7 45. g4 Ne7 46. R1a7 Qg5 47. Bxh7
Qh4+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Di Berardino, Diego Rafael"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2312"]
[BlackElo "2213"]
[PlyCount "95"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 Bxc3 6. bxc3 O-O 7. O-O Re8 8.
d3 d6 9. Rb1 ({RR} 9. Bg5 h6 {1/2-1/2 (9) Nikolaidis,I (2467)-Papaioannou,I 
(2577) Aspropyrgos 2003}) 9... Nb8 $146 ({RR} 9... Rb8 10. e4 h6 11. Nh4 Be6
12. Nf5 Ne7 13. g4 Bxf5 14. gxf5 Nc6 15. Qf3 Kh7 16. Qh3 Ng8 17. Bf3 Qf6 18.
Kh1 g5 19. Rg1 Kg7 20. Qg4 Qd8 21. Qh5 Nf6 22. Bxg5 hxg5 23. Qxg5+ Kf8 24. Qg7+
{Ficco,C (2178)-Supino,D (2023) Napoli 2007 1-0 (31)}) ({RR} 9... h6 10. Nd2 a5
11. Qa4 Ra6 12. Ba3 Nd7 13. c5 Nxc5 14. Bxc5 dxc5 15. Rb5 Rb6 16. Nc4 Rxb5 17.
Qxb5 Qe7 18. Bxc6 bxc6 19. Qxc6 e4 20. Ne3 exd3 21. exd3 Bh3 22. Rb1 Rd8 23.
Nd5 Qe5 24. c4 {Ogunshola,B (2148)-Kenworthy,G (2256) England ENG 2022 1/2-1/2}
) ({RR} 9... Qe7 10. Bg5 h6 11. Bxf6 Qxf6 12. Qd2 Rb8 13. Rfd1 Bd7 14. Qc2 b6
15. Nd2 Rbd8 16. Ne4 Qe7 17. Nd2 a5 18. a4 Rf8 19. Nb3 Rde8 20. Bd5 Nd8 21. Bg2
Bxa4 22. Ra1 Bxb3 23. Qxb3 Ne6 24. Qc2 {Neyasova,V-Tatekhin,V (2000)
Khanty-Mansiysk 2009 0-1 (48)}) 10. Bg5 Nbd7 11. Nd2 c6 12. Ne4 h6 13. Bxf6
Nxf6 14. Nxf6+ Qxf6 15. a4 Qd8 16. h3 Qa5 17. Qb3 Re7 18. Qa3 Qc7 19. a5 Bf5
20. Rb2 Rae8 21. Rfb1 Bc8 22. Qa4 a6 23. Rb6 Qd7 24. Qa3 Qe6 25. e4 Qf6 26. Rd1
Rd8 27. d4 g5 28. Rb2 h5 29. Rbd2 Red7 30. Qb3 Kg7 31. Qb6 Re8 32. c5 Red8 33.
cxd6 Rxd6 34. Qc5 Qe7 35. dxe5 Rxd2 36. Qxe7 Rxd1+ 37. Kh2 g4 38. Qg5+ Kf8 39.
Qxh5 R1d2 40. Qh8+ Ke7 41. Qf6+ Ke8 42. h4 Rc2 43. h5 Rdd2 44. h6 Rxf2 45. Qxf2
Rxf2 46. h7 Ra2 47. h8=Q+ Ke7 48. Qf6+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2237"]
[BlackElo "2301"]
[PlyCount "38"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 d6 8.
Re1 Be7 ({RR} 8... dxe5 9. Qxd8+ Kxd8 10. axb5 Nd4 11. Nxe5 Nxc2 12. Nxf7+ Kd7
13. Rd1+ Ke6 14. Ng5+ Kf5 15. Ra4 Kg6 16. Rc4 Nb4 17. Rd8 c6 18. Rf4 Be7 19.
Rxh8 Bxg5 20. Rxb4 Bxc1 21. bxc6 bxc6 22. Rc4 Be6 23. Rxa8 {Tulchynskyi,F 
(2228)-Carrasco Miranda,A (2241) chess.com INT 2023 0-1 (32)}) 9. axb5 Nxe5 10.
Nxe5 dxe5 11. Qh5 $146 ({RR} 11. Qxd8+ Kxd8 12. Rxe5 Bd6 13. Rd5 Re8 14. Be3
Re5 15. Rd2 b6 16. Nc3 {1/2-1/2 (16) Le Borgne,P (2252)-Milu,R (2376) Avoine
2015}) ({RR} 11. Qxd8+ Bxd8 12. Rxe5+ Be6 13. Nc3 O-O 14. Bf4 Be7 15. Re4 c6
16. bxc6 bxc6 17. Rea4 Bf5 18. Rxa7 Rxa7 19. Rxa7 Re8 20. h3 Bf6 21. Kh2 g5 22.
Bg3 Re6 23. Na4 Be7 24. c4 h5 25. Rb7 h4 {Calvo Quinteiro,J (2247)-Gongora
Reyes,M (2452) Havana 2011 1/2-1/2 (49)}) 11... O-O 12. Qxe5 Bd6 13. Qe4 Bd7
14. Qxb7 Rb8 15. Qf3 Rxb5 16. h3 Rf5 17. Qd3 Qf6 18. Nc3 Qg6 19. Ne4 Bc6
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Ueti, Silvio Shigeo"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2271"]
[BlackElo "2315"]
[PlyCount "97"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 {Rogozenco,D} c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 d6
7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 b5 11. Nd5 f5 12. Bd3 Be6 13. c3 Bg7
14. Qh5 f4 ({RR} 14... O-O) ({RR} 14... b4 15. cxb4 Bxd5 16. exd5 Nxb4 17. Qxf5
) 15. g3 ({RR} 15. O-O) ({RR} 15. O-O-O b4 16. cxb4 Bxd5 17. exd5 Nxb4 18. Kb1
Nxd3 ({RR} 18... Rb8 19. Rhe1 Nxd3 20. Rxd3 O-O 21. Nc4 Rb4 22. b3 Qb8 23. Na5
Qb5 24. Rh3 Re8 25. Qxh7+ Kf8 26. Nc6 e4 27. Qf5 f3 28. Rxf3 f6 29. Rfe3 Rc4
30. Rxe4 Rcxe4) 19. Rxd3 O-O 20. Rh3 h6 21. Qh4 ({RR} 21. Qf5 Qb6) 21... Qb6
22. Rb3 Qd4 23. g4 Qe4+) 15... Ne7 ({RR} 15... O-O 16. Rg1 ({RR} 16. O-O-O) ({
RR} 16. gxf4 exf4)) ({RR} 15... Bxd5 16. exd5 Ne7 17. Qg5 ({RR} 17. Be4) 17...
Ng6 18. Qxd8+ Rxd8 19. Nc2 O-O 20. g4 e4 21. Bxe4 Rfe8 22. f3 Ne5 23. Kf2 Nc4 (
{RR} 23... Nxg4+ 24. fxg4 Rxe4 25. Rhe1) 24. Rab1) ({RR} 15... fxg3 16. hxg3) (
{RR} 15... b4 16. Nxb4 Nxb4 17. cxb4 Qb6 18. Nc2 Bf6 19. Qe2 Rg8 20. Bc4 Bxc4
21. Qxc4) 16. Nxe7 Qxe7 17. gxf4 ({RR} 17. Nc2 Rc8 ({RR} 17... O-O 18. gxf4
exf4 19. Rg1 Kh8 20. O-O-O Be5 21. Nb4 Rg8 22. Nd5) ({RR} 17... Rb8 18. Nb4 ({
RR} 18. gxf4 exf4 19. Nb4 Qb7 20. O-O-O a5 21. Nd5) 18... Qb7 19. a4 bxa4 20.
Rxa4) ({RR} 17... Qf6 18. Nb4 Ke7 19. a4 Bh6 20. axb5 axb5 21. O-O) ({RR} 17...
d5 18. gxf4 exf4 19. O-O-O ({RR} 19. O-O Bxc3 20. bxc3 Rg8+ 21. Kh1 Bg4) 19...
O-O-O 20. Nb4) ({RR} 17... Qb7 18. Rg1 Bf6 19. gxf4 exf4 20. Nd4 Qe7 21. a4 b4
22. Bxa6) 18. a4 O-O 19. axb5 axb5 20. O-O Bc4 21. Nb4 Qe6 ({RR} 21... Bxd3 22.
Nxd3) 22. Rfd1 Ra8 ({RR} 22... Bxd3 23. Rxd3 f5 24. exf5 Qxf5 ({RR} 24... Rxf5
25. Rxd6) 25. Qxf5 Rxf5 26. Rd5 ({RR} 26. Rxd6 Bf8)) 23. Rxa8 Rxa8 24. Nd5 ({RR
} 24. gxf4 exf4 25. Qf3 Be5) 24... Bxd3 ({RR} 24... Bxd5 25. exd5 Qh6 26. Qxh6
Bxh6 27. Bxb5) 25. Rxd3 Ra2 26. b4 Kh8 27. Kg2 h6 28. h3 Ra1 29. Rd1 Ra2 30.
Rd3 Ra1 31. Qe2 ({RR} 31. Qg4 Rc1 32. Qxe6 ({RR} 32. gxf4 Qxg4+ ({RR} 32...
exf4 33. Qxf4) 33. hxg4 exf4 34. Nxf4 Rxc3 ({RR} 34... Bxc3 35. Ne2) 35. Rxc3
Bxc3 36. Nd5 Bd4 37. f4 Kg7 38. f5) 32... fxe6 33. Nc7 d5 34. Nxe6 dxe4 35.
Rd8+ Kh7 36. gxf4 ({RR} 36. Rd7 f3+ 37. Kh2 Kg6 38. Nxg7 e3) 36... Bf6 ({RR} 
36... exf4 37. Rd7) 37. Rd7+ Kg6 38. Rd5 exf4 39. Nxf4+ Kf7 40. Rf5) 31... Qg6
{Bauer,C (2627)-Maze,S (2518) La Roche sur Yon 2006 CBM 112 [Rogozenco,D] 1-0 
(39)} ({RR} 31... f5 32. g4 ({RR} 32. gxf4 exf4 33. Nxf4 Qxe4+ 34. Qxe4 fxe4
35. Rxd6 Bxc3) 32... fxe4 33. Qxe4)) 17... exf4 ({RR} 17... b4 18. cxb4 exf4)
18. Nc2 Rc8 $146 ({RR} 18... d5 19. O-O Rd8 20. Nb4 dxe4 21. Bxe4 Rg8 22. Bxh7
Rh8 23. f3 Rc8 24. Nd3 Kf8 25. Rae1 Rxh7 26. Qxh7 Qg5+ 27. Kf2 Bf5 28. Rg1
Qxg1+ 29. Rxg1 Bxh7 30. Nxf4 b4 31. Nh5 Be5 32. f4 Bb8 33. Nf6 {Oomen,R-Van
Ginkel,M Netherlands 1996 0-1 (32)}) ({RR} 18... O-O-O 19. Nb4 Qb7 20. O-O-O
Be5 21. Qe2 Kb8 22. Kb1 Rhg8 23. Bc2 Rg2 24. a4 Rc8 25. Qf1 f3 26. axb5 axb5 {
1/2-1/2 (25) Cherati,M-Uchida,C Guarapuava 1991}) 19. Qe2 h5 20. a4 b4 21. Bxa6
bxc3 22. b4 f3 23. Qd3 f5 24. O-O-O Bh6+ 25. Kb1 fxe4 26. Qxd6 Qxd6 27. Rxd6
Ke7 28. Bxc8 Kxd6 29. Bxe6 Kxe6 30. Ka2 Kd5 31. Kb3 Bd2 32. Rg1 e3 33. Nxe3+
Bxe3 34. fxe3 Rc8 35. Kc2 Ke4 36. a5 f2 37. Rb1 Kxe3 38. a6 Ke2 39. b5 Rd8 40.
a7 Rd2+ 41. Kxc3 Ra2 42. b6 f1=Q 43. Rxf1 Kxf1 44. b7 Rxa7 45. b8=Q Ra3+ 46.
Kd2 Rh3 47. Qf4+ Kg2 48. Ke2 Rxh2 49. Qg5+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Bittencourt, Jorge"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2341"]
[BlackElo "2460"]
[PlyCount "44"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. Qh5 Rg8 13. g3 Rg5 14. Qd1 Bxd5
15. exd5 Ne7 16. c3 Bh6 17. Nc2 e4 18. Be2 ({RR} 18. Bf1 f4 19. gxf4 Rxd5 20.
Qg4 Qd7 21. Qxd7+ Kxd7 22. a4 Bxf4 23. axb5 Rd2 24. Bg2 Rg8 25. Bxe4 f5 26.
Bc6+ Nxc6 27. bxc6+ Kxc6 28. Nd4+ Kb6 29. Rb1 a5 30. Kf1 Be5 31. Nf3 Rc2 32.
Ne1 Rd2 {Rocha,W (2440)-Matsuura,E (2460) Rio de Janeiro 2004 0-1 (47)}) 18...
f4 19. Qd4 $146 ({RR} 19. Nb4 f3 20. Bf1 Qb6 21. a4 e3 22. Bh3 a5 23. axb5 Rb8
24. Nd3 e2 25. Qc2 Qxb5 26. c4 Qb3 27. Rc1 Qxc2 28. Rxc2 Nxd5 29. Nf4 Nxf4 30.
gxf4 Rg6 31. Bf5 Rf6 32. Be4 Rxf4 33. Bc6+ Ke7 {Van der Weide,K (2410)
-Sprenger,J (2490) Germany 2004 0-1 (36)}) 19... f3 20. Qh8+ Kd7 21. Qxh7 Qf8
22. Bd1 Nxd5 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Campelo, Leandro Fabricio"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2270"]
[BlackElo "2301"]
[PlyCount "57"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Bxf6 Nxf6
8. Bd3 Nxe4 9. Bxe4 c5 10. dxc5 Qa5+ 11. c3 Qxc5 12. O-O O-O 13. Qe2 $146 ({RR
} 13. Re1 a5 14. Qc2 h6 15. Rad1 a4 16. Ne5 Bf6 17. Nd7 Bxd7 18. Rxd7 a3 19.
Bxb7 Ra7 20. bxa3 Qxc3 21. Qxc3 Bxc3 22. Rc1 Rxa3 23. g3 Bb2 24. Rc2 Bf6 25.
Kg2 g6 26. Be4 Kg7 27. h4 Rd8 {Arakhamia-Grant,K (2380)-Fajdetic,H (2151)
chess.com INT 2021 1-0 (54)}) ({RR} 13. Qb3 Qc7 14. Rfd1 Kh8 15. Rd2 f5 16. Bc2
e5 17. Re1 e4 18. Nd4 Bg5 19. Rdd1 Bd7 20. Qd5 Rae8 21. Bb3 e3 22. fxe3 Bxe3+
23. Kh1 f4 24. Nf3 Bc6 25. Qh5 g6 26. Qh3 Rf5 27. Nd4 Rh5 {Kalogeris,I (2409)
-Dourerassou,J (2420) chess.com INT 2023 0-1}) ({RR} 13. Qd4 Qxd4 14. cxd4 Rb8
15. Rac1 Rd8 16. Rfd1 {1/2-1/2 (16) Heidenfeld,M (2369)-Kelly,B (2464)
Bunratty 2001}) 13... Rb8 14. Rfd1 b5 15. Ne5 Bf6 16. Nc6 Rb7 17. b4 Qxc3 18.
Rac1 Qa3 19. Rc5 Rd7 20. Rb1 a6 21. Qc2 g6 22. Na5 Rdd8 23. Nc6 Rd6 24. h4 Bxh4
25. Rb3 Qa4 26. Ne5 Bd7 27. g3 Bf6 28. Qb2 a5 29. bxa5 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Limp, Eduardo Thelio"]
[Black "Rocha, Wellington Carlos"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2401"]
[BlackElo "2440"]
[PlyCount "103"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c3 Bg7 4. Qc2 d6 5. e4 c6 ({RR} 5... O-O 6. Nbd2 Nfd7 7.
Be2 Nc6 8. O-O e5 9. dxe5 Ndxe5 10. Nxe5 Nxe5 11. Nc4 {1/2-1/2 (11) Norwood,D 
(2515)-Nunn,J (2590) London 1993}) ({RR} 5... a5 6. a4 Na6 7. Nbd2 c5 8. Bb5+
Nd7 9. d5 O-O 10. O-O Nb6 11. Nc4 Nxc4 12. Bxc4 Bd7 13. Re1 Qc7 14. Bf4 f6 15.
e5 Kh8 16. exd6 exd6 17. Re7 Rae8 18. Rae1 g5 19. Bb5 Rxe7 20. Rxe7 {Limp,E 
(2396)-De Brito Buarque,H Fortaleza 2010 1-0 (35)}) 6. a4 $146 ({RR} 6. Be2 O-O
7. Bg5 Re8 8. Nbd2 a5 9. a4 Na6 10. O-O Nc7 11. Rfe1 Ne6 12. Bxf6 Bxf6 13. d5
Nf4 14. c4 Bd7 15. Bf1 Qb6 16. Rab1 Rac8 17. Qd1 Bg7 18. Nb3 cxd5 19. Nbd4 dxc4
20. e5 Ne6 {Gottsmann,L (1430)-Feiertag,A (1670) Dresden 2000 0-1 (32)}) ({RR} 
6. Nbd2 Nbd7 7. Be2 e5 8. dxe5 dxe5 9. O-O O-O 10. a4 Qc7 11. Nc4 Nh5 12. Rd1
Nf4 13. Bf1 Nc5 14. b4 Nce6 15. g3 Nh5 16. Ba3 b5 17. Na5 Ba6 18. c4 Nd4 19.
Nxd4 exd4 20. cxb5 d3 {wagnerovsky (2323)-estevaoluiz (2098) lichess.org 2021
1-0 (58)}) ({RR} 6. Na3 b5 7. Bd3 O-O 8. Bg5 Nbd7 9. Qd2 e5 10. d5 cxd5 11.
Bxb5 dxe4 12. Qxd6 exf3 13. Rd1 fxg2 14. Rg1 Qb6 15. Bxf6 Qxd6 16. Rxd6 Nxf6
17. Bc6 Rb8 18. Nc4 Be6 19. Nxe5 Rxb2 20. Rxg2 Ne8 {Erikstad,O (1858)-Einarsen,
K (2028) Oslo 2010 0-1}) 6... O-O 7. Be2 Qc7 8. O-O Nbd7 9. Nbd2 e5 10. dxe5
Nxe5 11. Nxe5 dxe5 12. Nc4 b6 13. Rd1 Be6 14. h3 Rfd8 15. Be3 Bf8 16. Rxd8 Rxd8
17. b4 Nd7 18. Qc1 Rc8 19. Qe1 Be7 20. f3 Nf6 21. g4 h5 22. a5 b5 23. Nb2 hxg4
24. hxg4 c5 25. Nd3 Nd7 26. Kg2 cxb4 27. cxb4 a6 28. Rc1 Qd8 29. Nc5 Bxc5 30.
bxc5 Nb8 31. Rd1 Qe7 32. Qg3 Nd7 33. Rh1 f6 34. Qh2 Qg7 35. Qg1 g5 36. Kg3 Nf8
37. Qf2 Qd7 38. Rd1 Qh7 39. Rd6 Qb7 40. Qe1 Kf7 41. Rb6 Qa8 42. Qd2 Rc6 43.
Rxc6 Qxc6 44. Qd8 Nd7 45. Qh8 Nxc5 46. Qh7+ Ke8 47. Qa7 Nd7 48. Bd2 Bc4 49.
Bxc4 bxc4 50. Bc3 Kd8 51. Qe3 Qc5 52. Qe1 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Lapertosa Viana, Julio"]
[Black "Toth, Peter"]
[Result "1/2-1/2"]
[ECO "D11"]
[BlackElo "2152"]
[PlyCount "27"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 c6 4. Bd3 Bg4 5. c4 e6 6. Nc3 Nbd7 7. Qc2 ({RR} 7.
Bd2 Bd6 8. h3 Bh5 9. Qb3 dxc4 10. Bxc4 b5 11. Be2 O-O 12. Rc1 a6 13. Ng5 Bxe2
14. Nxe2 Qc7 15. e4 h6 16. e5 hxg5 17. exd6 Qxd6 18. Bb4 c5 19. dxc5 Qd5 20. c6
Ne5 21. Qxd5 Nxd5 {Adly,A (2586)-Smeets,J (2604) Hoogeveen 2008 1-0 (43)}) ({RR
} 7. cxd5 exd5 8. O-O Bd6 9. b3 O-O 10. Bb2 Re8 11. h3 Bh5 12. Rc1 Nf8 13. Re1
Rc8 14. Na4 Bg6 15. Bxg6 Nxg6 16. Nc5 Qe7 17. b4 Ne4 18. a3 Nxc5 19. bxc5 Bb8
20. Bc3 Qc7 21. g3 Qd7 {Lapertosa Viana,J-Teli,A Dos Hermanas 2003 1-0 (89)})
7... Bd6 ({RR} 7... dxc4 8. Bxc4 b5 9. Bd3 a6 10. Ne4 Rc8 11. a4 c5 12. Nxf6+
gxf6 13. axb5 c4 14. Be4 axb5 15. Nd2 Qc7 16. h3 Bh5 17. O-O Bd6 18. f4 f5 19.
Bf3 Bxf3 20. Nxf3 Nf6 21. Bd2 Ne4 22. Ra6 {Van Foreest,L (2040)-Kevlishvili,R 
(2014) Rijswijk 2013 0-1 (33)}) 8. b3 $146 ({RR} 8. Bd2 Qc7 9. cxd5 exd5 10. h3
Bh5 11. Nh4 Bg6 12. Nf5 O-O 13. O-O Rfe8 14. Nxd6 Qxd6 15. Bxg6 hxg6 16. Qb3
Rab8 17. Rac1 Ne4 18. Nxe4 Rxe4 19. Bb4 Qf6 20. Qa3 a6 21. Bd6 Rbe8 22. Bg3 Qe7
{Klein,B (1994)-Schulze Schwering,P (1881) Germany 2007 0-1 (82)}) 8... a6 9.
Bb2 Qe7 10. c5 Bc7 11. b4 e5 12. Nxe5 Nxe5 13. dxe5 Bxe5 14. Ne2 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Marra, Eduardo da Costa"]
[Black "Resende, Antonio Carlos"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2129"]
[BlackElo "2368"]
[PlyCount "80"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8.
Be2 d6 9. O-O Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. Bd3 a5 13. Rae1 e5 14. Be3 Ng4
15. Bg5 Bf6 16. Bxf6 Nxf6 17. f4 exf4 18. Qxf4 Qb6+ 19. Rf2 $146 ({RR} 19. Kh1
Nd7 20. Qxd6 Qxb2 21. Rc1 Qb4 22. Qg3 Rae8 23. Nd5 Qb2 24. Rc2 Qe5 25. Qf3 Kg7
26. Qf2 f6 27. h3 Rb8 28. Re2 Rbe8 29. Ree1 Qd6 30. Qd2 Qc5 31. Qf4 Qd4 32. Rd1
Qe5 33. Qd2 Ra8 {Wojciechowski,P (2228)-Szumilas,P (2127) Chotowa 2007 0-1 (50)
}) 19... Nh5 20. Qh4 Rae8 21. Rd1 Qc5 22. Be2 Ng7 23. Qf4 Re5 24. Qd2 Rd8 25.
Nd5 Bxd5 26. exd5 Rde8 27. Bd3 Nf5 28. Bxf5 Re2 29. Qd4 Re1+ 30. Rf1 Rxd1 31.
Rxd1 Re1+ 32. Kf2 Rxd1 33. Qxc5 dxc5 34. Ke2 Rd4 35. Bd3 Rf4 36. g3 Rf6 37. Be4
Kf8 38. Kd3 Ke7 39. Kc3 Kd6 40. Kb3 Rf2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Borges, Guilherme Deola"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2219"]
[BlackElo "2134"]
[PlyCount "128"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O g6 6. Re1 Bg7 7. a4 b6 8. d3
e5 9. Be3 a5 10. Nbd2 $146 ({RR} 10. Na3 Qc7 11. Nc4 Ba6 12. Ncd2 Nf6 13. h3
O-O 14. b3 Nh5 15. Rb1 Rfe8 16. Nc4 Nf4 17. Qd2 Ne6 18. Bh6 Bf6 19. Ne3 Nd4 20.
Nxd4 cxd4 21. Ng4 Bh8 22. f4 Bc8 23. Nxe5 Bxe5 24. fxe5 Qxe5 {Cheikh Mhamed,K 
(2103)-Al Zendani,Z (2289) Doha 2002 1-0 (47)}) ({RR} 10. h3 Ne7 11. Qd2 O-O
12. Bh6 f6 13. Bxg7 Kxg7 14. Nc3 Be6 15. Ne2 Nc8 16. Nh2 Nd6 17. Qc3 Nf7 18. f4
Qd6 19. Rf1 exf4 20. Nxf4 Ne5 21. Nxe6+ Qxe6 22. Nf3 Nxf3+ 23. Rxf3 Ra7 24.
Raf1 {1/2-1/2 (24) Sayers,R (2145)-McVicar,J (2085) West Bromwich 2003}) 10...
Ba6 11. b3 Ne7 12. Nc4 Bxc4 13. dxc4 O-O 14. Qe2 Qc7 15. Red1 Rad8 16. Rxd8
Rxd8 17. Rd1 f6 18. Rxd8+ Qxd8 19. Qd2 Qxd2 20. Nxd2 Kf7 21. c3 Nc8 22. Kf1 Bf8
23. Ke2 Ke6 24. f3 Be7 25. g4 Bf8 26. Kd3 Be7 27. Nf1 Bf8 28. Bd2 Be7 29. Ne3
Bf8 30. Nc2 Be7 31. h4 Bf8 32. b4 Kd7 33. b5 Ke6 34. bxc6 Kd6 35. Ne3 Kxc6 36.
Nd5 Bg7 37. g5 f5 38. exf5 gxf5 39. h5 Nd6 40. h6 Bh8 41. Ke2 f4 42. Kd3 Nf7
43. g6 hxg6 44. Ne7+ Kd6 45. Nxg6 Bf6 46. h7 Ke6 47. Nf8+ Ke7 48. Ng6+ Ke6 49.
Ke2 Bg7 50. Be1 Kf6 51. h8=Q Nxh8 52. Nxh8 Bxh8 53. Bh4+ Kf5 54. Bd8 e4 55.
fxe4+ Kxe4 56. Bxb6 Bxc3 57. Bxc5 Bd4 58. Bd6 f3+ 59. Kf1 Be3 60. Bc7 Bd2 61.
Bb6 Bc3 62. c5 Bd4 63. Bxa5 Bxc5 64. Be1 Kd5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.01"]
[Round "7"]
[White "Navarro, Tiago Cunha"]
[Black "Paiva, Pedro Henrique"]
[Result "0-1"]
[ECO "D81"]
[WhiteElo "2176"]
[BlackElo "2064"]
[PlyCount "68"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 c6 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 Bg7 8.
Bc4 O-O 9. Ne2 Nd7 10. Be3 $146 ({RR} 10. h4 Nb6 11. h5 e5 12. hxg6 hxg6 13.
Bh6 Bxh6 14. Rxh6 Qg5 15. Rh2 exd4 16. cxd4 Nxc4 17. Qxc4 Be6 18. Qc3 Qf6 19.
e5 Qe7 20. Qe3 f6 21. O-O-O Qd8 22. Rdh1 Kf7 23. Rh7+ Ke8 24. Nf4 {1-0 (24)
Misyakov,I (2042)-Krenev,D Novosibirsk 2010}) 10... b5 11. Bd3 Nc5 12. Qc2
Nxd3+ 13. Qxd3 Be6 14. O-O Bc4 15. Qc2 a5 16. a4 Qd7 17. Rfd1 Rfd8 18. Nc1 Qe6
19. f3 Rab8 20. axb5 Rxb5 21. Rd2 Rdb8 22. Nd3 Bb3 23. Qc1 a4 24. Qa3 Qd6 25.
Nc5 Qd8 26. Bf4 Qa5 27. Rc1 e5 28. Be3 Rd8 29. c4 Rb4 30. Rb1 Bf8 31. Ra2 Bxa2
32. Rxb4 exd4 33. Bg5 Bxc5 34. Bxd8 Bxb4 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Ramos, Angelo Bil"]
[Black "Lapertosa Viana, Julio"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2075"]
[PlyCount "62"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nge2 Bg4 7. O-O ({RR} 
7. h3 Bh5 8. g4 Bg6 9. Nf4 e6 10. Qe2 Be7 11. Bd2 Qd8 12. h4 Nd5 13. h5 Bxc2
14. Rc1 Nxc3 15. Bxc3 Ba4 16. h6 g6 17. d5 cxd5 18. Bb5+ Bxb5 19. Qxb5+ Qd7 20.
Qxd7+ Kxd7 21. Bxh8 Bg5 {Sulskis,S (2528)-Narmontas,M (2293) Siauliai 2007 1-0
(48)}) 7... e6 8. f3 Bf5 9. Bf4 ({RR} 9. Ng3 Bg6 10. Bf4 Be7 11. Re1 O-O 12.
Kh1 Nbd7 13. a3 Nd5 14. Nxd5 cxd5 15. b4 Qd8 16. Bd3 Bxd3 17. Qxd3 Nb6 18. Re5
g6 19. Re2 Nc4 20. Nf1 Bd6 21. Bxd6 Nxd6 22. g4 Rc8 23. Ne3 Qf6 {Shimakov,D 
(1352)-Rak,M Minsk BLR 2023 0-1 (39)}) 9... Be7 $146 ({RR} 9... Qd8 10. Re1 Bd6
11. Qd2 O-O 12. Rad1 Qc7 13. Bxd6 Qxd6 14. Ng3 Bg6 15. Nce4 Nxe4 16. fxe4 Nd7
17. c3 Nb6 18. Bb3 Rad8 19. Qg5 Rd7 20. h4 h6 21. Qg4 Kh8 22. Rf1 Nc8 23. Nh5
Rg8 24. Bc2 {Werk,M (2002)-Riegler,M (1798) Freudenstadt 2015 1-0 (37)}) 10.
Kh1 Nbd7 11. a3 O-O 12. b4 Qd8 13. Ng3 Bg6 14. Bb3 Nd5 15. Qd2 Nxf4 16. Qxf4
Nb6 17. Nce4 Qxd4 18. Rfd1 Qb2 19. Qc7 Bf6 20. Qxb7 Qxa1 21. Rxa1 Bxa1 22. Qxc6
Rfd8 23. c3 Rac8 24. Qb5 Bxc3 25. Qe2 Bd4 26. Qe1 Bb2 27. Ne2 Bxe4 28. fxe4
Bxa3 29. Kg1 Bb2 30. Kf1 Nc4 31. Ba2 Ne3+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Benares de sa Leitao, Ricardo"]
[Black "Rocha Jorge, Wilson M"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2298"]
[BlackElo "2255"]
[PlyCount "83"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Qg4 g6 8. Nc3
d6 9. Qg3 ({RR} 9. O-O Nf6 10. Qe2 O-O 11. f4 Nbd7 12. Kh1 Qc7 13. Bd2 b6 14.
Rae1 Bb7 15. e5 Nh5 16. Nd4 Bh4 17. f5 Bxe1 18. fxg6 hxg6 19. Bxe1 Nxe5 20. Bh4
Rac8 21. Bf6 Nxf6 22. Rxf6 Qe7 23. Rf4 Qg5 {Zalega,M (2155)-Psyk,R (2460)
Warsaw POL 2023 0-1 (32)}) 9... Nd7 10. h4 Ngf6 ({RR} 10... h5 11. Bg5 Ngf6 12.
O-O-O b5 13. Bxf6 Bxf6 14. Qxd6 Be5 15. Qb4 Qe7 16. Qxe7+ Kxe7 17. Na5 Nb8 18.
Ne2 Bc7 19. Nb3 Bb6 20. f4 Nc6 21. e5 Bb7 22. Be4 Rac8 23. c3 Rhd8 24. g3 a5
25. Kb1 {Grischuk,A (2745)-Rublevsky,S (2637) Moscow RUS 2022 1-0 (68)}) 11.
Bh6 b6 $146 ({RR} 11... Rg8 12. O-O-O Qc7 13. Rhe1 b5 14. f4 b4 15. Nd5 exd5
16. exd5 Bb7 17. Bg5 Bxd5 18. Qe3 Be6 19. Nd4 Nc5 20. f5 gxf5 21. Bxf5 Rc8 22.
Kb1 Qd7 23. Qf3 Rf8 24. Bh3 Ng8 25. Nf5 Qc6 26. Ng7+ {Goluch,P (2360)-Juhasz,B
(2200) Suwalki 2017 1/2-1/2 (57)}) 12. f4 Qc7 13. Qf3 Bb7 14. Qe2 b5 15. O-O-O
Rg8 16. g4 b4 17. Nb1 Nc5 18. Nxc5 Qxc5 19. Bg5 Nd7 20. Bxe7 Kxe7 21. Nd2 Rac8
22. Kb1 a5 23. g5 a4 24. h5 a3 25. Nb3 Qa7 26. hxg6 hxg6 27. Bb5 Bc6 28. Nd4
Qc5 29. Nxc6+ Rxc6 30. Bxc6 Qxc6 31. f5 gxf5 32. exf5 Rxg5 33. fxe6 Re5 34. Qd2
Rxe6 35. Qxb4 axb2 36. Qh4+ Ke8 37. Rhg1 Nf6 38. Rde1 Qf3 39. Rxe6+ fxe6 40.
Qh8+ Kd7 41. Rg7+ Kc6 42. Qa8+ 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Ueti, Silvio Shigeo"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2315"]
[BlackElo "2237"]
[PlyCount "104"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 b6 2. e4 e6 3. d4 Bb7 4. Bd3 f5 5. Nc3 Bb4 6. Qh5+ g6 7. Qe2 Nf6 8. Bg5
h6 9. Bxf6 Qxf6 10. Nf3 ({RR} 10. a3 Bxc3+ 11. bxc3 c5 12. Nf3 Nc6 13. e5 Qe7
14. Qe3 g5 15. Nd2 O-O-O 16. Nb3 d6 17. dxc5 Nxe5 18. cxb6 f4 19. Qe2 f3 20.
Qe3 fxg2 21. Rg1 Nf3+ 22. Ke2 Nxg1+ 23. Rxg1 axb6 24. Qxb6 Qc7 {Anishka,V 
(1859)-Enkhnar,E (2327) Arandjelovac SRB 2023 0-1 (36)}) 10... c5 11. O-O cxd4
$146 ({RR} 11... Bxc3 12. bxc3 O-O 13. Rfe1 Qg7 14. Rab1 Na6 15. e5 Rac8 16.
Bc2 Nb8 17. Rbd1 Qf7 18. Bb3 g5 19. d5 g4 20. Nh4 Rce8 21. g3 d6 22. Ba4 Nd7
23. Ng6 Qxg6 24. Bxd7 exd5 25. Bxe8 Rxe8 26. e6 {Toth,B (2440)-Forintos,G 
(2450) Rome 1977 1-0 (34)}) 12. Nb5 Na6 13. a3 Be7 14. e5 Qg7 15. Nfxd4 O-O 16.
b4 Rfc8 17. Rfd1 Nb8 18. Qe1 a6 19. Nc3 Bd8 20. Ra2 Bc7 21. Re2 Nc6 22. Nxc6
Bxc6 23. Bc2 b5 24. Bb3 Bb8 25. a4 bxc4 26. Bxc4 Bxg2 27. Bxe6+ dxe6 28. Kxg2
Qb7+ 29. f3 Qxb4 30. Nd5 Qxe1 31. Nf6+ Kf8 32. Rexe1 Ra7 33. Re2 Ke7 34. f4 Rd8
35. Red2 Rxd2+ 36. Rxd2 Rb7 37. Ng8+ Kf7 38. Rd8 g5 39. Nxh6+ Kg6 40. fxg5 Kxg5
41. Nf7+ Kf4 42. h4 Bxe5 43. Ng5 Rb2+ 44. Kf1 Ke3 45. Re8 Rf2+ 46. Kg1 Bh2+ 47.
Kh1 e5 48. Ra8 Bg3 49. Rxa6 Rh2+ 50. Kg1 Rxh4 51. Ne6 Bh2+ 52. Kg2 Rg4+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Borges, Guilherme Deola"]
[Black "Chang, Suzana"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2134"]
[BlackElo "2075"]
[PlyCount "101"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. c4 g6 4. Nc3 cxd4 5. exd4 d5 6. Bg5 Nbd7 7. Nf3 Bg7 8.
Bd3 O-O 9. O-O dxc4 10. Bxc4 Nb6 11. Bb3 Nbd5 12. Re1 Re8 $146 ({RR} 12... Bg4
13. h3 Bxf3 14. Qxf3 Nxc3 15. bxc3 Qa5 16. Bh4 Qc7 17. Rac1 b5 18. Qe2 Bh6 19.
Rc2 Qf4 20. Bxf6 exf6 21. Qxb5 Rac8 22. Qd7 Rc7 23. Qg4 Qd6 24. Qe4 Bg7 25. Qd3
f5 26. Rce2 Bf6 27. Rc2 {Dehler,M (1658)-Overesch,D (1667) Germany 2013 1/2-1/2
}) 13. Ne5 Be6 14. Qf3 Nc7 15. d5 Bxd5 16. Nxd5 Ncxd5 17. Bxf6 exf6 18. Nxf7
Qa5 19. Red1 Kxf7 20. Bxd5+ Kf8 21. Rab1 Rad8 22. b4 Qb5 23. h4 Re7 24. Qb3 f5
25. a4 Qb6 26. Qc4 Red7 27. b5 Bf6 28. g3 Qc7 29. Qb3 b6 30. Qf3 Qc3 31. Qg2
Bd4 32. Rbc1 Qb2 33. Bf3 Qa2 34. Re1 Qxa4 35. Bc6 Rd6 36. h5 Qa2 37. g4 Qf7 38.
Rc2 f4 39. Qf3 g5 40. Rce2 Bf6 41. Re8+ Kg7 42. Qh1 Rxe8 43. Bxe8 Re6 44. Rxe6
Qxe6 45. Qb7+ Qe7 46. Qc6 f3 47. Qd7 Kf8 48. Qxe7+ Kxe7 49. Bc6 Kd6 50. Bxf3
Kc5 51. Be2 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Dumont, Sadi Glasser"]
[Black "Fucs, Paulo Moses"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2341"]
[BlackElo "2152"]
[PlyCount "85"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d3 Bg4 6. Be3 e6 7. Nbd2 Nf6 8.
h3 Bh5 9. a4 a5 10. g4 Bg6 11. Ne5 Nd7 12. Nxd7 Qxd7 13. f4 f6 14. Qe2 $146 ({
RR} 14. f5 Bf7 15. fxe6 Bxe6 16. Qf3 Bd6 17. O-O-O O-O-O 18. Rdg1 Rhf8 19. Qg2
Qf7 20. Rf1 c4 21. d4 Qc7 22. Nb1 b5 23. axb5 cxb5 24. d5 Bd7 25. Qf2 Kb7 26.
Qd2 Rc8 27. Bf4 b4 28. Bxd6 Qxd6 {Hammel,R (2120)-Borchert,U (1974)
Mecklenburg VP 2004 1/2-1/2 (40)}) 14... Be7 15. Nc4 Qc7 16. Qf2 O-O 17. O-O b6
18. Rae1 Bf7 19. e5 Kh8 20. Bd2 b5 21. Na3 b4 22. Nc4 Rad8 23. b3 Rd5 24. Bc1
Bg8 25. Bb2 f5 26. g5 Bf7 27. Qf3 Kg8 28. h4 Rfd8 29. h5 Be8 30. Rf2 Bd7 31.
Rfe2 Bc8 32. h6 g6 33. Qf2 Ba6 34. Nd6 Rd7 35. Ne8 Qd8 36. Nf6+ Kh8 37. Qg3
Rxd3 38. cxd3 Rxd3 39. Qg2 Rxb3 40. Rd2 Rd3 41. Red1 c4 42. Rxd3 cxd3 43. Qxc6
1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2271"]
[BlackElo "2409"]
[PlyCount "43"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. Be2 c5 4. O-O Nc6 5. d3 e6 6. c3 d5 7. Nbd2 Nge7 8. Re1
O-O 9. exd5 $146 ({RR} 9. Qc2 b6 10. Bf1 a5 11. Rb1 a4 12. h3 Bb7 13. a3 Qc7
14. Nh2 b5 15. Ndf3 b4 16. Be3 bxc3 17. bxc3 Na5 18. g3 Nb3 19. Ng4 e5 20. Bh6
f6 21. Bxg7 Kxg7 22. Nd2 Nxd2 23. Qxd2 Rad8 {Schmaltz,R (2280)-Michaelsen,N 
(2315) St Ingbert 1991 0-1 (40)}) ({RR} 9. Bf1 b6 10. exd5 exd5 11. h3 Bb7 12.
Nb3 Qc7 13. Bg5 Nf5 14. g3 Rfe8 15. Rxe8+ Rxe8 16. Bf4 Qd7 17. d4 cxd4 18.
Nbxd4 Ncxd4 19. cxd4 Re4 20. Rc1 Qd8 21. Rc7 Bc8 22. Rxa7 Nxd4 23. Ng5 Re7 {
Gallegos,C (2374)-Finek,V (2402) chess.com INT 2023 0-1 (46)}) 9... Nxd5 10.
Nb3 Qb6 11. d4 cxd4 12. Nbxd4 Nxd4 13. Nxd4 e5 14. Nf3 Be6 15. Ng5 Rad8 16. Qa4
Bd7 17. Qh4 h6 18. Nf3 g5 19. Nxg5 hxg5 20. Bxg5 Rc8 21. Rad1 Qe6 22. c4
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Rios Filho, Hilton Carlos da Si"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2301"]
[BlackElo "2238"]
[PlyCount "81"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8.
Ba4 O-O 9. Ne2 e5 10. Rb1 Qe7 11. Bc2 Nd7 12. O-O Nb6 $146 ({RR} 12... Rd8 13.
Qe1 Nf8 14. Be3 Be6 15. dxe5 Bxe5 16. f4 Bg7 17. Qf2 Bxa2 18. Rb4 b5 19. Bc5
Qc7 20. Bd4 c5 21. Bxg7 cxb4 22. Be5 Qb6 23. Bd4 Rxd4 24. cxd4 Bc4 25. f5 b3
26. Bb1 a5 27. fxg6 {Kunin,V (2350)-Leontiev,A (2386) Moscow 2000 0-1 (35)})
13. Qd3 f5 14. Bb3+ Kh8 15. f3 fxe4 16. fxe4 Rxf1+ 17. Kxf1 Qh4 18. h3 Bxh3 19.
Ng3 Bg4 20. Kg1 Rd8 21. d5 Rf8 22. Bd2 cxd5 23. Be1 Qe7 24. exd5 Rf4 25. Rb2
Nc8 26. Bf2 b6 27. c4 Nd6 28. Rd2 Rf8 29. c5 bxc5 30. Bxc5 Qd8 31. Bxa7 Qa5 32.
Qe3 Rc8 33. Bb6 Qb4 34. a3 Qxa3 35. Ra2 Qc1+ 36. Qxc1 Rxc1+ 37. Kh2 e4 38. Ra8+
Bc8 39. Be3 Rc3 40. Bf4 Nf5 41. Nxe4 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Disconzi da Silva, Rodrigo"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2367"]
[BlackElo "2301"]
[PlyCount "146"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. g3 O-O 8.
Bg2 d6 9. O-O Nbd7 10. b3 ({RR} 10. Rd1 Be4 11. b4 a5 12. Bb2 axb4 13. axb4 Qe7
14. Qc3 Rxa1 15. Rxa1 Ra8 16. Rd1 b5 {1/2-1/2 (16) Lputian,S (2634)-Akopian,V 
(2698) Sochi 2007}) ({RR} 10. b4 Qe7 11. Bb2 Be4 12. b5 a6 13. a4 Ra7 14. Bc3
Rfa8 15. Qb2 d5 16. Bb4 Qe8 17. cxd5 Nxd5 18. Ba3 axb5 19. axb5 Ra4 20. Rfc1
R8a5 21. Ng5 Bxg2 22. Kxg2 Qa8 23. e4 Rxa3 24. Rxa3 Rxa3 {Souroudjon,D-Jatoba
de Oliveira Reis,P (2301) Dos Hermanas 2003 0-1 (32)}) 10... Be4 11. Bb2 Qe7 ({
RR} 11... a5 12. Rfd1 Re8 13. Qc3 Qe7 14. Bh3 h6 15. Nd2 Bb7 16. f3 c5 17. e4
Ba6 18. b4 axb4 19. axb4 cxd4 20. Qxd4 b5 21. Ra3 bxc4 22. Rda1 Bb7 23. Nxc4 d5
24. Na5 e5 25. Qd2 Nb6 26. exd5 {Efremov,V (2218)-Danilenko,D (1996)
Chelyabinsk RUS 2023 1/2-1/2}) 12. Rfc1 $146 ({RR} 12. Qc3 c5 13. Rad1 Rfd8 14.
d5 e5 15. Bh3 b5 16. Nd2 bxc4 17. Nxe4 Nxe4 18. Qxc4 Nef6 19. e4 Rdb8 20. Rfe1
Rb6 21. Bc3 a5 22. Rb1 Ne8 23. Qa4 Rb7 24. Bxa5 Nb6 25. Bxb6 Rxa4 26. bxa4 g6 {
Rajkovic,D (2485)-Brajovic,R (2390) Nis 1996 0-1 (52)}) ({RR} 12. Bh3 Bxf3 13.
exf3 d5 14. f4 Rfd8 15. Qe3 Qd6 16. Rac1 {1/2-1/2 (16) Mikhalevski,A (2485)
-Kosashvili,Y (2580) Israel 1999}) 12... a5 13. Bf1 c5 14. a4 Rad8 15. Nh4 e5
16. d5 h6 17. Bh3 g5 18. Nf5 Bxf5 19. Bxf5 Ne8 20. Rc3 Ng7 21. Qc2 Nxf5 22.
Qxf5 Qf6 23. Rf3 Qxf5 24. Rxf5 f6 25. Kg2 Rf7 26. Rh1 Nf8 27. h4 Ng6 28. hxg5
hxg5 29. e4 Kg7 30. Bc1 Rff8 31. Rf3 Rh8 32. Rxh8 Rxh8 33. Rd3 g4 34. Rd1 Ne7
35. Be3 Kg6 36. Re1 f5 37. exf5+ Nxf5 38. Re2 Nd4 39. Bxd4 cxd4 40. f3 gxf3+
41. Kxf3 Rh1 42. b4 Rc1 43. bxa5 bxa5 44. Rb2 Rc3+ 45. Ke2 Rxc4 46. Rb6 e4 47.
Rxd6+ Kf5 48. Re6 d3+ 49. Ke3 Rd4 50. g4+ Kg5 51. Kxd4 d2 52. Rxe4 d1=Q+ 53.
Kc5 Qd3 54. Rd4 Qa3+ 55. Kb5 Qd6 56. Rc4 Kh4 57. Kxa5 Qxd5+ 58. Kb4 Qb7+ 59.
Ka5 Kg5 60. Rb4 Qa7+ 61. Kb5 Kf6 62. Rf4+ Ke6 63. Rf5 Qd7+ 64. Kb4 Qd4+ 65. Ka5
Qxg4 66. Rb5 Kd7 67. Rb7+ Kc6 68. Rb6+ Kc7 69. Rb4 Qe2 70. Rc4+ Kb7 71. Rb4+
Ka7 72. Rb5 Qe1+ 73. Rb4 Qd2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Marra, Eduardo da Costa"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2129"]
[BlackElo "2401"]
[PlyCount "80"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nge2 Bg4 7. f3 Bf5 ({RR
} 7... Bd7 8. Bd2 Qd8 9. Bg5 h6 10. Bh4 Bf5 11. O-O g5 12. Bf2 e6 13. Ng3 Bg6
14. Bd3 Bxd3 15. Qxd3 Nbd7 16. Nge4 Nh5 17. Ne2 f5 18. N4g3 Ng7 19. d5 cxd5 20.
Nd4 Nc5 21. Qe2 f4 22. Nh5 {Sevian,S (2531)-Kritz,L (2583) Richardson 2015 1-0}
) 8. Ng3 e6 9. O-O Nbd7 ({RR} 9... Bg6 10. Bf4 Be7 11. Re1 O-O 12. Kh1 Nbd7 13.
a3 Nd5 14. Nxd5 cxd5 15. b4 Qd8 16. Bd3 Bxd3 17. Qxd3 Nb6 18. Re5 g6 19. Re2
Nc4 20. Nf1 Bd6 21. Bxd6 Nxd6 22. g4 Rc8 23. Ne3 Qf6 24. Rf1 {Shimakov,D (1352)
-Rak,M Minsk BLR 2023 0-1 (39)}) 10. Qe2 $146 ({RR} 10. Nce4 Bg6 11. Bf4 Nd5
12. Bg5 h6 13. Bd2 Qc7 14. c3 f5 15. Nf2 O-O-O 16. Nd3 Bd6 17. f4 Bf7 18. Bxd5
cxd5 19. b3 Kb8 20. a4 g5 21. a5 gxf4 22. Nxf4 h5 23. a6 h4 24. Nge2 b6 {
Martynuk,T (2198)-Gerasimovitch,O (2143) Minsk 2003 0-1 (43)}) 10... Nb6 11.
Nxf5 Qxf5 12. g4 Qa5 13. Bxe6 fxe6 14. Qxe6+ Be7 15. Re1 Nc8 16. Bf4 Qd8 17.
Rad1 Qd7 18. Qb3 Nb6 19. Qa3 Kf7 20. Qb3+ Nfd5 21. Be5 h5 22. Ne4 hxg4 23. c4
Nxc4 24. Qxc4 gxf3 25. Qf1 Qg4+ 26. Kh1 Bh4 27. Nf2 Qf5 28. Ne4 Kg8 29. Nd6 Qd7
30. Re4 Be7 31. Nc4 Qf5 32. Ree1 Rf8 33. Ne3 Qe4 34. Nxd5 Qxd5 35. Qf2 Bh4 36.
Rg1 Rf6 37. Bg3 Rfh6 38. Rd2 Bxg3 39. Rxg3 Rxh2+ 40. Qxh2 f2+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Miranda, Roberto Calheiros J"]
[Black "Molina, Roberto Junio Brito"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "2213"]
[BlackElo "2227"]
[PlyCount "78"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 Bd6 8.
O-O O-O 9. Re1 Qc7 10. Qe2 b6 ({RR} 10... c5 11. c3 b6 12. Ne5 Bb7 13. Nh5 Nxh5
14. Qxh5 g6 15. Qe2 cxd4 16. cxd4 Nxe5 17. dxe5 Be7 18. Bh6 Qc6 19. Be4 Qd7 20.
Bxf8 Rxf8 21. Bxb7 Qxb7 22. Qe4 Qa6 23. a3 Qb5 24. Qb7 Bc5 25. b4 {Barcenilla,
R (2518)-Laylo,D (2528) Manila 2011 1/2-1/2 (32)}) ({RR} 10... c5 11. c3 b6 12.
Bd2 Bb7 13. Ne5 Rad8 14. Nc4 Be7 15. Ne5 Bd6 16. f4 g6 17. Rad1 cxd4 18. cxd4
Bd5 19. a3 Qb7 20. Rf1 Rfe8 21. Bb5 Re7 22. Rc1 Nb8 23. Bd3 Nc6 24. Bc3 Kg7 25.
Rce1 {Konstantinidis,K (2047)-Simic,J Vrnjacka Banja SRB 2023 0-1 (31)}) 11.
Bd2 Bb7 12. Bc3 $146 ({RR} 12. Rac1 c5 13. c3 Rac8 14. Ne5 Bd5 15. a3 Qb7 16.
f4 cxd4 17. cxd4 Rxc1 18. Rxc1 g6 19. Ba6 Qa8 20. Bb5 Nb8 21. f5 a6 22. Bg5 Ne4
23. Nxe4 Bxe4 24. Ng4 exf5 25. Nf6+ Kg7 26. Ne8+ Rxe8 {Pinero,I (1861)-Escofet
Fernandez,J (2068) Montevideo 2012 1-0 (54)}) 12... Nd5 13. Ng5 h6 14. N5e4 Nf4
15. Qd1 Nxd3 16. Qxd3 Be7 17. Nh5 g6 18. d5 cxd5 19. Qe3 g5 20. Neg3 Bc5 21.
Qd3 Rfe8 22. Nf6+ Nxf6 23. Bxf6 Qf4 24. Nh5 Bxf2+ 25. Kh1 Qg4 26. Rf1 Bc5 27.
Ng3 Bd6 28. Bc3 f5 29. Rf3 d4 30. h3 Qh4 31. Nxf5 exf5 32. Qc4+ Kg7 33. Bxd4+
Kg6 34. Rd3 Re1+ 35. Bg1 Rxg1+ 36. Kxg1 Qxc4 37. Rxd6+ Kh5 38. Rd2 Re8 39. b3
Qc5+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Gattass, Allan Arriada"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "B28"]
[BlackElo "2312"]
[PlyCount "86"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. a3 Bxc3+ 8.
bxc3 O-O 9. Bg5 ({RR} 9. Qd3 d5 10. exd5 Nxd5 11. c4 Nf4 12. Qxd8 Rxd8 13. Be3
Nc6 14. g3 Ne6 15. c3 e4 16. Bg2 Ne5 17. Bxe4 Nxc4 18. O-O Nxe3 19. fxe3 Ng5
20. Bg2 Bh3 21. Nd4 Bxg2 22. Kxg2 Rac8 23. Rf5 Ne4 {Chelushkina,I (2338)
-Nestorovic,N (2424) Belgrade 2007 0-1 (66)}) ({RR} 9. Qd3 b6 10. Bg5 h6 11.
Bh4 Bb7 12. f3 Qe7 13. Bf2 d5 14. exd5 Nxd5 15. c4 Nf4 16. Qe3 Nd7 17. g3 Qf6
18. O-O-O Rad8 19. Rg1 Ne6 20. Be2 Ng5 21. Nd2 Nc5 22. Qc3 Na4 23. Qb3 Nh3 {
Mesquita,G (2007)-Rodriguez Vila,A (2435) Florianópolis - Santa Catari 2023
0-1 (31)}) 9... h6 10. Bxf6 Qxf6 11. Bd3 $146 ({RR} 11. c4 d6 12. Qd2 Nc6 13.
Rd1 Rd8 14. Be2 Qg6 15. Bf3 Be6 16. Qd3 a5 17. c3 Ne7 18. Nd2 d5 19. Qb1 dxe4
20. Be2 Nc6 21. Nxe4 f5 22. Ng3 {0-1 (22) Purevdorj,B (1998)-Cherkasova,E 
(2183) Naumburg 2002}) 11... d6 12. O-O Nc6 13. Qd2 Be6 14. f4 exf4 15. Rxf4
Qe7 16. Nd4 Ne5 17. Raf1 Rac8 18. Nf5 Bxf5 19. exf5 Qf6 20. Rd4 Rc5 21. Be4 b5
22. Rd1 Nc4 23. Qf4 Re5 24. a4 Rfe8 25. axb5 axb5 26. g4 Qh4 27. Rf1 d5 28. Bf3
Ne3 29. Rf2 Qf6 30. Re2 Qa6 31. Re1 Nxg4 32. Rxe5 Nxe5 33. Bxd5 Qa1+ 34. Kg2
Qxc3 35. Qe4 Qc8 36. Qf4 Qxc2+ 37. Qf2 Qc1 38. Re4 Qg5+ 39. Kh3 Re7 40. Qf4
Qxf4 41. Rxf4 Rd7 42. Ba2 Rd3+ 43. Kh4 g5+ 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Teixeira, Ricardo da Silva"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2537"]
[BlackElo "2368"]
[PlyCount "111"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 h6 ({
RR} 7... Be7 8. Qa4+ Bd7 9. Qb3 Bc8 10. Bb5+ c6 11. Be2 O-O 12. O-O Qc7 13. Ne5
Bd6 14. Bf4 Nd7 15. Nxd7 Bxd7 16. Bxd6 Qxd6 17. Bf3 Rab8 18. Rad1 Rfd8 19. c4
e5 20. Qe3 exd4 21. Rxd4 Qf6 22. Rfd1 {Grischuk,A (2724)-Morozevich,A (2717)
Sochi 2005 1/2-1/2}) 8. Bf4 ({RR} 8. Ne5 Bd6 9. Be3 a6 10. Qf3 c5 11. O-O-O Qc7
12. Nc4 Be7 13. dxc5 Bxc5 14. Bxc5 Qxc5 15. Nd6+ Ke7 16. Bc4 Rd8 17. Nxc8+ Qxc8
18. Rxd8 Kxd8 19. Bb3 Qc7 20. Rd1+ Ke7 21. Rd4 Rd8 22. Rc4 Qd7 {De Boer,E 
(2327)-Luxama,J (1933) chess.com INT 2023 1-0 (64)}) 8... Bd6 9. Ne5 Nd7 $146 (
{RR} 9... O-O 10. Bd3 c6 11. O-O Qc7 12. Qf3 Rd8 13. Rfe1 Qe7 14. Bg3 Bd7 15.
Bh4 g5 16. Bg3 Kg7 17. Qe2 Rg8 18. f4 Nd5 19. fxg5 hxg5 20. Rf1 f5 21. Rae1 f4
22. Qh5 Bxe5 23. Rxe5 Kf8 24. Rxd5 {Narva,M (2203)-Nemec,H (1918) Porec 2015
1-0}) 10. Qf3 Qf6 11. Qe4 Qf5 12. Qxf5 exf5 13. Nd3 Bxf4 14. Nxf4 Nf6 15. O-O-O
g5 16. Nd3 Be6 17. Nc5 Ne4 18. Nxe4 fxe4 19. Re1 O-O-O 20. Rxe4 Bxa2 21. h4 Bd5
22. Re3 Rde8 23. hxg5 hxg5 24. Rxe8+ Rxe8 25. Kd2 c6 26. Rh7 Rg8 27. c4 Be6 28.
Bd3 Kd7 29. f3 Ke7 30. g4 Rd8 31. Kc3 Kf6 32. Rh1 Ke7 33. b4 a6 34. Be4 Kd6 35.
d5 cxd5 36. cxd5 Bc8 37. Kd4 Rf8 38. Rh5 f6 39. Rh7 Bd7 40. Bf5 Bxf5 41. gxf5
g4 42. Rxb7 g3 43. Rb6+ Kd7 44. Rxa6 Rg8 45. Ra1 g2 46. Rg1 Kd6 47. Ke3 Kxd5
48. Kf2 Rb8 49. Rb1 Rb5 50. Kxg2 Kd4 51. Kg3 Kd3 52. Kg4 Kd2 53. Rb3 Kc2 54.
Re3 Rxb4+ 55. Kh5 Kd2 56. Re8 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Paiva, Pedro Henrique"]
[Black "Campelo, Leandro Fabricio"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2064"]
[BlackElo "2270"]
[PlyCount "90"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Bd3 Be7 8. O-O
O-O 9. c4 a6 ({RR} 9... Nb4 10. Nc3 Nxd3 11. Qxd3 a6 12. Rad1 Qc7 13. f4 b6 14.
f5 e5 15. Nc2 Bb7 16. Nd5 Bxd5 17. cxd5 b5 18. Nb4 Qc5+ 19. Kh1 Qxb4 20. Rde1
Rac8 21. Qf3 Rc2 22. Bc1 Rfc8 23. g4 R8c3 24. Be3 {Luz,C (1594)-Reichert,T 
(1930) Florianopolis BRA 2023 0-1}) 10. Qe2 ({RR} 10. Nd2 Qc7 11. Rc1 Bd7 12.
Kh1 Rac8 13. f4 Qb6 14. Nc2 Rfd8 15. Rf3 Ng4 16. Qe1 Bf6 17. Bxf6 Nxf6 18. Qh4
h6 19. Re1 Be8 20. a3 Nd7 21. Rg3 Kf8 22. Qg4 g6 23. Qh4 h5 24. Rf1 Ne7 {
Ivanchuk,V (2710)-Movsesian,S (2653) Huaian 2016 1-0 (61)}) 10... Nb4 $146 ({RR
} 10... Qb6 11. Nxc6 bxc6 12. e5 dxe5 13. Qxe5 Bb7 14. Nc3 Rad8 15. Na4 Qa7 16.
Rad1 c5 17. Bb1 Bc6 18. Nc3 Qb7 19. f3 Nd7 20. Qe2 Qc7 21. Ne4 e5 22. Ng3 g6
23. Be4 Bxe4 24. Nxe4 f6 25. Nc3 {Zaleski,L (1821)-Grela,K (2003) Polanica
Zdroj 2013 1-0 (48)}) ({RR} 10... Qc7 11. Nxc6 bxc6 12. e5 dxe5 13. Bxe5 Bd6
14. Bxd6 Qxd6 15. Rd1 Qf4 16. g3 Qg5 17. Nc3 c5 18. Ne4 Qe5 19. Nxf6+ gxf6 20.
Qxe5 fxe5 21. Be4 Ra7 22. Rd6 Rc7 23. Rad1 f5 24. Bc6 Kf7 25. Bd7 {Fedoseev,V 
(2678)-Grieve,H (2356) chess.com INT 2020 1-0 (44)}) 11. Nc3 Nxd3 12. Qxd3 Qc7
13. Kh1 b6 14. f4 Bb7 15. Rae1 Rad8 16. f5 e5 17. Nc2 Rc8 18. Ne3 Rfd8 19. Rd1
Bc6 20. a4 Qb7 21. Ned5 Bxd5 22. Nxd5 Kf8 23. Nxf6 Bxf6 24. Ba3 Be7 25. Qe2 b5
26. cxb5 axb5 27. Qxb5 Qxe4 28. Qd5 Qxd5 29. Rxd5 Rc3 30. Rf3 Rdc8 31. Rxc3
Rxc3 32. Rb5 g6 33. f6 Bxf6 34. Bxd6+ Ke8 35. Kg1 e4 36. Be5 Rc1+ 37. Kf2 Bg5
38. a5 Rc2+ 39. Kg3 Ra2 40. Bf4 Be7 41. b4 f5 42. Rb8+ Kd7 43. Rb7+ Ke8 44.
Rb8+ Kd7 45. Rb7+ Ke8 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Rocha, Wellington Carlos"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2440"]
[BlackElo "2460"]
[PlyCount "94"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. Qh5 Rg8 13. g3 Rg5 14. Qd1 Bxd5
15. exd5 Ne7 16. c3 Bh6 17. Nc2 e4 18. Bf1 f4 19. gxf4 Rxd5 20. Qg4 Qd7 21.
Qxd7+ Kxd7 22. a4 $146 ({RR} 22. Nb4 Rh5 23. Be2 Rh4 24. a4 bxa4 25. Rxa4 Bxf4
26. Nxa6 Rc8 27. Bb5+ Kd8 28. Rg1 Rh5 29. Be2 Rxh2 30. Rxe4 Be5 31. Bb5 f5 32.
Re3 f4 33. Rd3 Ng6 34. Ke2 Ke7 35. Nb4 Rc5 36. Bc6 Bf6 {Meinhardt,M (2330)
-Priborsky,J (2274) Obrenovac 2004 1-0 (63)}) 22... Bxf4 23. axb5 Rd2 24. Bg2
Rg8 25. Bxe4 f5 26. Bc6+ Nxc6 27. bxc6+ Kxc6 28. Nd4+ Kb6 29. Rb1 a5 30. Kf1
Be5 31. Nf3 Rc2 32. Ne1 Rd2 33. Nf3 Rd5 34. h4 Rg4 35. h5 Rb5 36. Ke2 Re4+ 37.
Kd2 Rd5+ 38. Kc2 Re2+ 39. Kb3 Rxf2 40. Ng5 h6 41. Nf7 Bf4 42. Rhf1 Rdd2 43.
Rxf2 Rxf2 44. Re1 Kc6 45. Kc4 Rxb2 46. Re6 a4 47. Nxh6 a3 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Souza Neves, Andrey Marcelo"]
[Black "Bittencourt, Jorge"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2175"]
[BlackElo "2341"]
[PlyCount "128"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. g3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 7. O-O d6 8. d4
cxd4 9. Nxd4 Bd7 10. Nc3 Nxd4 11. Qxd4 Bc6 12. Nd5 Bxd5 13. Bxd5 Qc7 14. Rac1
Nh5 15. Qd2 Bxb2 16. Qxb2 Rac8 17. Rfd1 Nf6 $146 ({RR} 17... b6 18. h4 Nf6 19.
Qd2 a5 20. Bf3 Qc5 21. Qh6 Qf5 22. Qe3 Qe6 23. Qxb6 Rc5 24. Rd3 Rfc8 25. Rcd1
Kg7 26. R1d2 R8c7 27. Qb8 Rc8 28. Qb7 R8c7 29. Qa8 Rc8 30. Qa7 R8c7 31. Qa6 h5
32. Bg2 {Efimov,L (1993)-Vorobiov,E (2411) St Petersburg RUS 2023 1/2-1/2 (40)}
) 18. Bg2 b6 19. b4 Qb8 20. Qd4 Rc7 21. g4 Rfc8 22. g5 Nd7 23. Bh3 Rd8 24. f4
a5 25. a3 Qa7 26. b5 Rc5 27. Bg4 Qc7 28. h4 Nf8 29. e3 e5 30. Qe4 exf4 31. exf4
d5 32. Qe5 Qxe5 33. fxe5 d4 34. Bf3 Ne6 35. Bd5 Nf4 36. Bxf7+ Kxf7 37. Rf1 Rxe5
38. Rxf4+ Rf5 39. Rxf5+ gxf5 40. Kf2 Ke6 41. c5 bxc5 42. Rxc5 d3 43. Ke1 d2+
44. Kd1 f4 45. b6 f3 46. b7 Rb8 47. Kxd2 Rxb7 48. Rxa5 Rb2+ 49. Ke1 Rh2 50. Ra4
Kf5 51. Kf1 Ra2 52. Kg1 Rg2+ 53. Kf1 Ra2 54. Kg1 Rg2+ 55. Kf1 Ra2 56. Rb4 Rxa3
57. Kf2 h6 58. Rb5+ Kg4 59. g6 Ra2+ 60. Ke3 Re2+ 61. Kd3 Re8 62. Rb7 f2 63. Rf7
Kg3 64. g7 Kg2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Pinto, Carlos Henrique Lop"]
[Black "Silveira Filho, Neri da Silva"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2219"]
[BlackElo "2229"]
[PlyCount "86"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 Ne7 5. c4 O-O 6. Nc3 d6 ({RR} 6... h6 7.
O-O c6 8. d4 d6 9. h3 Na6 10. e4 Be6 11. b3 Qa5 12. Bb2 Rad8 13. d5 cxd5 14.
cxd5 Bd7 15. a3 Rc8 16. b4 Qd8 17. Qe2 Nc7 18. Nd2 f5 19. a4 f4 20. g4 Ne8 21.
Rfc1 {Sadhwani,R (2624)-Kovalenko,I (2674) chess.com INT 2023 0-1 (47)}) ({RR} 
6... c6 7. O-O d5 8. Bg5 d4 9. Ne4 f6 10. Bc1 f5 11. Ned2 a5 12. c5 Na6 13. Qc2
h6 14. b3 Nd5 15. Nc4 e4 16. Nfe5 Qe8 17. f4 exf3 18. Nxf3 Ndb4 19. Qd2 Nxc5
20. Ba3 Nca6 21. Nxa5 {Zomorrodian,E (2119)-Popilski,G (2443) chess.com INT
2023 0-1 (44)}) 7. e4 c6 8. d4 $146 ({RR} 8. O-O h6 9. b4 Be6 10. Bb2 Nd7 11.
Qe2 c5 12. b5 f5 13. exf5 gxf5 14. Nh4 Rb8 {1/2-1/2 (14) Vrkoc,D (2035)
-Jandecka,T (2175) Klatovy 1998}) ({RR} 8. O-O h6 9. Be3 Be6 10. Qd2 Kh7 11. b4
f5 12. exf5 gxf5 13. Qc2 Nd7 14. Rac1 Rc8 15. h3 d5 16. Ne2 d4 17. Bd2 Qc7 18.
Nh2 Ng6 19. f4 c5 20. b5 Rce8 21. Nf3 e4 22. dxe4 fxe4 {Kaupp,D-Vollmer,M
Ottenau 2005 0-1 (40)}) 8... b5 9. cxb5 cxb5 10. dxe5 b4 11. Nd5 dxe5 12. O-O
Nbc6 13. Be3 Bb7 14. Bc5 Re8 15. Rc1 Nxd5 16. exd5 Ne7 17. d6 Nc6 18. d7 Re6
19. Bh3 f5 20. Qd5 Kf7 21. Rfd1 Rb8 22. Qd2 Bf6 23. Bf1 Kg7 24. Bc4 Re7 25.
Bxe7 Qxe7 26. Qd6 Rd8 27. Qc7 Ba8 28. Bb5 Nd4 29. Nxd4 exd4 30. Re1 Be4 31. f3
d3 32. fxe4 d2 33. e5 Bxe5 34. Rxe5 dxc1=Q+ 35. Qxc1 Qxe5 36. Qc4 Qxb2 37. Qd5
a5 38. Bc4 a4 39. Qf7+ Kh6 40. Be6 Qg7 41. Qe8 Qf6 42. Bf7 Qd4+ 43. Kf1 Rxd7
0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.02"]
[Round "8"]
[White "Resende, Antonio Carlos"]
[Black "Toth, Christian Endre"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2368"]
[BlackElo "2344"]
[PlyCount "25"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 e5 6. O-O Nge7 7. d3 d6 8. Rb1
O-O 9. a3 a5 10. Bd2 b6 ({RR} 10... Be6 11. Ng5 Bg4 12. h3 Bc8 13. Nb5 f5 14.
b4 h6 15. Nf3 b6 16. bxc5 dxc5 17. Nc3 Rb8 18. Ne1 Be6 19. Nc2 e4 20. dxe4 fxe4
21. Nxe4 Bxc4 22. Bf4 Ne5 23. Nd6 Be6 24. Ne3 g5 25. Bxe5 {Onischuk,V (2622)
-Martinez Alcantara,J (2620) chess.com INT 2021 1-0 (43)}) ({RR} 10... Be6 11.
Ng5 Bg4 12. h3 Bc8 13. Nb5 f5 14. b4 axb4 15. axb4 h6 16. Nf3 e4 17. Ne1 Be6
18. Nc2 Ra2 19. Bf4 Ne5 20. Ne3 exd3 21. exd3 g5 22. Bxe5 Bxe5 23. d4 Bg7 24.
dxc5 dxc5 25. bxc5 {Kovalenko,I (2674)-Stribuk,A (2333) chess.com INT 2023 1-0
(34)}) 11. Ne1 Be6 12. Nd5 $146 ({RR} 12. Nc2 d5 13. cxd5 Nxd5 14. Ne3 Nxe3 15.
Bxe3 Qd7 16. Re1 f5 17. Qa4 Rac8 18. Qb5 f4 19. Bd2 f3 20. exf3 Bh3 21. Qc4+
Be6 22. Qb5 Bh3 23. Qc4+ Be6 24. Qb5 Bf5 25. Ne4 Qc7 26. Be3 Be6 {Gujic,V 
(2059)-Bozanic,I (2216) Zadar 2016 0-1 (70)}) 12... Rb8 13. Nc2 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Rocha Jorge, Wilson M"]
[Black "Silveira Filho, Neri da Silva"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2255"]
[BlackElo "2229"]
[PlyCount "81"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 c5 5. d5 Nf6 6. Nbd2 ({RR} 6. Bb5+ Nbd7 7.
e5 Qa5+ 8. Nc3 Ne4 9. Bd2 Nxc3 10. Bxd7+ Bxd7 11. Bxc3 Qa6 {1/2-1/2 (11)
Vaisser,A (2555)-Rashkovsky,N (2517) Rijeka 2011}) ({RR} 6. Bd3 c4 7. Bxc4 Nxe4
8. Qe2 Qa5+ 9. c3 Nf6 10. b4 Qc7 11. O-O O-O 12. Na3 a6 13. Bb2 Nbd7 14. Bb3 b5
15. c4 bxc4 16. Bxc4 Nb6 17. Rac1 Qd8 18. Qd3 Bb7 19. Rfd1 Nbxd5 20. Bxd5 Nxd5
{Barwinska,E (1967)-Zenin,D (2163) chess.com INT 2022 0-1 (43)}) 6... O-O 7.
Bd3 b5 8. c3 $146 ({RR} 8. c4 bxc4 9. Nxc4 Nbd7 10. O-O Nb6 11. Nfd2 e6 12.
dxe6 fxe6 13. Qe2 Nxc4 14. Nxc4 d5 15. exd5 exd5 16. Ne5 c4 17. Bb1 Re8 18. Be3
Ng4 19. Bd4 Rb8 20. Bc2 Qa5 21. h3 Nxe5 22. fxe5 Be6 {MacArainn,G (2050)-McNab,
C (2429) Glasgow 2004 0-1 (56)}) ({RR} 8. Bxb5 Nxe4 9. Nxe4 Qa5+ 10. Nc3 Bxc3+
11. bxc3 Qxb5 12. a4 Qc4 13. Qd3 Ba6 14. O-O Qxd3 15. cxd3 Bxd3 16. Re1 Re8 17.
Nd2 c4 18. Nf1 Nd7 19. a5 Nf6 20. Ne3 Rab8 21. Ra4 Rec8 22. Ba3 Rb5 {Ziabari,M
(2003)-Luett,M (2097) Troisdorf 2007 0-1 (36)}) 8... c4 9. Bc2 Bb7 10. Nf1 e6
11. Ne3 exd5 12. exd5 Nbd7 13. O-O Nb6 14. Kh1 Nbxd5 15. Nxd5 Bxd5 16. f5 Qb6
17. Bg5 Qb7 18. Qd2 Rad8 19. Rae1 Rfe8 20. Rd1 Be4 21. Nd4 Bxc2 22. Qxc2 Rd7
23. Bxf6 Bxf6 24. fxg6 Bxd4 25. gxh7+ Kh8 26. Rxd4 f6 27. Qg6 Rf7 28. h3 Ref8
29. Rxd6 Rg7 30. Qc2 Rxh7 31. Qf5 Rg7 32. Rf3 Rg5 33. Qe6 Re5 34. Qg4 Rg5 35.
Qh4+ Qh7 36. Qxg5 Qb1+ 37. Kh2 fxg5 38. Rxf8+ Kg7 39. Rc8 Kf7 40. Rc7+ Ke8 41.
Rh6 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Rios Filho, Hilton Carlos da Si"]
[Black "Lapertosa Viana, Julio"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2238"]
[PlyCount "2"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Souza Neves, Andrey Marcelo"]
[Black "Dumont, Sadi Glasser"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2175"]
[BlackElo "2341"]
[PlyCount "20"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. g3 Bg7 4. Bg2 O-O 5. Bb2 d6 6. d4 Nbd7 7. c4 e5 8. dxe5
Ng4 9. O-O Ngxe5 10. Nxe5 Nxe5 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Toth, Peter"]
[Black "Pinto, Carlos Henrique Lop"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2152"]
[BlackElo "2219"]
[PlyCount "24"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nge2 Bg4 5. f3 ({RR} 5. h3 Bh5 6. g4 Bg6 7.
Bg2 c6 8. Nxd5 cxd5 9. Nf4 e6 10. h4 Bd6 11. d3 Qf6 12. Qf3 Nc6 13. Nxg6 Qxf3
14. Bxf3 hxg6 15. c3 Kd7 16. Bd2 Rac8 17. Kf1 b5 18. a3 Rc7 19. Kg2 a6 {
Mendonca,L (2558)-Tymrakiewicz,R (2148) chess.com INT 2023 1-0 (58)}) ({RR} 5.
h3 Bh5 6. g4 Bg6 7. Bg2 e6 8. d3 c6 9. Bd2 Bd6 10. Nxd5 cxd5 11. Nf4 Nc6 12.
Nxg6 hxg6 13. Bc3 {0-1 (13) Lugger,S (1846)-Zelcic,R (2497) Lienz AUT 2023})
5... Bf5 6. Ng3 Bg6 7. d4 $146 ({RR} 7. Bc4 Nf4 8. Bf1 e5 9. d3 Bc5 10. Bxf4
exf4 11. Qe2+ Be3 12. Nd1 O-O 13. Nxe3 fxe3 14. O-O-O f5 15. Qe1 Nc6 16. f4 Re8
17. Be2 a5 18. Bh5 Nb4 19. Bxg6 hxg6 20. a3 Qd5 21. b3 Re6 {Eberhard,T-Luger,A
Leonding 2006 0-1 (51)}) 7... e6 8. Nxd5 exd5 9. Bd3 Bd6 10. O-O O-O 11. f4 f5
12. c3 c6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Teixeira, Ricardo da Silva"]
[Black "Toth, Christian Endre"]
[Result "1/2-1/2"]
[ECO "A95"]
[WhiteElo "2368"]
[BlackElo "2344"]
[PlyCount "75"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Nc3 Be7 5. g3 O-O 6. Bg2 d5 7. O-O c6 8. b3 Ne4
9. Nxe4 fxe4 10. Ne5 Nd7 11. Nxd7 Bxd7 12. f3 exf3 13. Bxf3 Be8 14. Bb2 Bg6 15.
e3 Bf6 16. Qe2 Qd7 17. Rad1 Rad8 $146 ({RR} 17... Bf5 18. Rd2 Rae8 19. Rfd1 Qe7
20. e4 Bh3 21. Bg2 Bxg2 22. Qxg2 Bg5 23. Re2 dxc4 24. bxc4 e5 25. h4 Bh6 26.
dxe5 Qc5+ 27. Bd4 Qxc4 28. Rc2 Qa4 29. Bc5 Rd8 30. Rxd8 Rxd8 31. e6 b6 {
1/2-1/2 (31) Coutinho,H-Silveira,M Brazil 1995}) 18. Rd2 Kh8 19. e4 Bg5 20.
Rdd1 dxe4 21. Bxe4 Rxf1+ 22. Kxf1 Bxe4 23. Qxe4 Bf6 24. Re1 Re8 25. Re2 b5 26.
Kg2 h6 27. Kf3 bxc4 28. bxc4 Rb8 29. Bc3 c5 30. Qxe6 Qxe6 31. Rxe6 cxd4 32. Be1
Rc8 33. Ra6 Rxc4 34. Rxa7 Rc1 35. Bf2 Rc2 36. h4 d3 37. Rd7 d2 38. Be3 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Chang, Suzana"]
[Black "Ueti, Silvio Shigeo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2075"]
[BlackElo "2315"]
[PlyCount "76"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8.
Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. h4 Ne7 ({RR} 12... Be6 13. c3
Bxd5 14. exd5 Nb8 15. Nc2 Bxh4 16. Qg4 Bf6 17. Bd3 g6 18. O-O-O Nd7 19. Kb1 Nc5
20. f4 Qd7 21. Qf3 Nxd3 22. Rxd3 O-O 23. g4 exf4 24. Qxf4 Be5 25. Qh6 f6 26.
Rdh3 Ra7 27. Qe3 {Daianu,C (2205)-Radulescu,A (1846) Jupiter ROU 2021 1/2-1/2 
(40)}) 13. Nxf6+ $146 ({RR} 13. c3 Bb7 14. Nc2 Nxd5 15. exd5 O-O 16. Ne3 e4 17.
Qc2 Re8 18. g3 b4 19. c4 Qa5 20. Qd2 Qc5 {1/2-1/2 (20) Tavdidisvili,M-Franzoni,
G Herzliya 1978}) ({RR} 13. c3 Bb7 14. Nc2 Nxd5 15. exd5 O-O 16. Ne3 e4 17. Qc2
Re8 18. g3 b4 19. c4 Qa5 20. Qd2 Qc5 {1/2-1/2 (20) Tavdidisvili,M-Franzoni,G
Herzliya 1978}) 13... gxf6 14. Qd2 Bb7 15. Qh6 Bxe4 16. Qxf6 Ng6 17. Qxd8+ Rxd8
18. f3 Bc6 19. Kf2 f5 20. c4 b4 21. Nc2 a5 22. Ne3 O-O 23. Rd1 Ne7 24. Be2 Kg7
25. Rd2 f4 26. Nc2 Nf5 27. Rhd1 Rf6 28. b3 Nxh4 29. a3 bxa3 30. Nxa3 Nf5 31.
Nc2 Rb8 32. Ra1 Rxb3 33. Rxa5 Rb2 34. Ra6 Be8 35. Bd3 Ne3 36. Ra1 Bg6 37. Bxg6
Rxg6 38. Ra7+ Kh6 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Di Berardino, Diego Rafael"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2312"]
[BlackElo "2409"]
[PlyCount "58"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 {Ribli,Z} d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 ({RR} 6.
Bh4 dxc4) ({RR} 6. Bh4 dxc4) 6... Qxf6 7. e3 c5 8. cxd5 exd5 9. Rc1 Nc6 ({RR} 
9... c4 10. Nd2 ({RR} 10. Nd2 Bxc3 11. bxc3 O-O 12. g3 ({RR} 12. Be2) 12... Bf5
({RR} 12... Qd6 13. Bg2 f5 14. O-O Nc6 15. Rb1 Rb8 16. a4 b6 17. Qf3 Ne7 18.
Qf4 Rd8 19. Qxd6 Rxd6 20. f3 Bd7 21. Rb2 Nc6 22. Ra2 Be6 23. Rb1 Rc8 24. Bf1
Kf8 25. Be2 Ke7 26. Bd1 Rdd8 27. Bc2) ({RR} 12... Nc6 13. Bg2 Be6 14. O-O b5
15. e4 Qd8 16. Qh5) 13. Bg2 Rd8 14. O-O Bd3 15. Re1 Qa6 ({RR} 15... Nc6 16. e4
dxe4 17. Nxe4) 16. e4 ({RR} 16. a4 b5 17. axb5 Qxb5 18. e4) 16... Nd7 ({RR} 
16... dxe4 17. Nxe4) ({RR} 16... Qxa2 17. exd5) 17. e5 ({RR} 17. exd5 Nf6)
17... Nf8 18. a4 Qe6 ({RR} 18... b5 19. Ra1 bxa4 20. Qxa4 Qxa4 21. Rxa4) 19.
Nf1 Re8 ({RR} 19... Bxf1 20. Rxf1) 20. Ne3 Rad8 21. f4 Ng6 ({RR} 21... f5 22.
exf6 gxf6 ({RR} 22... Qxf6 23. Nxd5) 23. Nxd5) 22. Bf1 Be4 ({RR} 22... Bxf1 23.
f5 Qd7 24. Rxf1) 23. Bg2 Bd3 ({RR} 23... Bxg2 24. f5 Qd7 25. Kxg2) 24. Qh5 Ne7
({RR} 24... f5 25. exf6 Qxf6 ({RR} 25... gxf6 26. f5) 26. Nxd5)) 10... Bxc3 11.
bxc3 O-O 12. g3 ({RR} 12. Be2) 12... Bf5 ({RR} 12... Qd6 13. Bg2 f5 14. O-O Nc6
15. Rb1 Rb8 16. a4 b6 17. Qf3 Ne7 18. Qf4 Rd8 19. Qxd6 Rxd6 20. f3 Bd7 21. Rb2
Nc6 22. Ra2 Be6 23. Rb1 Rc8 24. Bf1 Kf8 25. Be2 Ke7 26. Bd1 Rdd8 27. Bc2) ({RR
} 12... Nc6 13. Bg2 Be6 14. O-O {RR} b5 15. e4 Qd8 16. Qh5) 13. Bg2 Rd8 14. O-O
Bd3 15. Re1 Qa6 ({RR} 15... Nc6 16. e4 dxe4 17. Nxe4) 16. e4 ({RR} 16. a4 b5
17. axb5 Qxb5 18. e4) 16... Nd7 ({RR} 16... dxe4 17. Nxe4) ({RR} 16... Qxa2 17.
exd5) 17. e5 ({RR} 17. exd5 Nf6) 17... Nf8 18. a4 Qe6 ({RR} 18... b5 19. Ra1
bxa4 20. Qxa4 Qxa4 21. Rxa4) 19. Nf1 Re8 ({RR} 19... Bxf1 20. Rxf1) 20. Ne3
Rad8 21. f4 Ng6 ({RR} 21... f5 22. exf6 gxf6 ({RR} 22... Qxf6 23. Nxd5) 23.
Nxd5) 22. Bf1 Be4 ({RR} 22... Bxf1 23. f5 Qd7 24. Rxf1) 23. Bg2 Bd3 ({RR} 23...
Bxg2 24. f5 Qd7 25. Kxg2) 24. Qh5 {Khalifman,A (2660)-Aleksandrov,A (2615)
Elista 1998 CBM 065 [Ribli,Z] 1-0 (48)} {RR} f5 25. exf6 Qxf6 ({RR} 25... gxf6
26. f5) 26. Nxd5) ({RR} 9... c4 10. Be2 Nc6 11. O-O Bxc3 12. bxc3 O-O ({RR} 
12... Bf5 13. Nd2 O-O 14. Bf3 Be6 15. e4 Ne7 16. Rb1 b6 17. Re1 Rac8 18. Qa4
Rc7 19. Qa3 Rd8 20. Re3 dxe4 21. Bxe4 Nd5 22. Rf3 Qg5 23. Nf1 Nf6 24. Bc2 h5
25. Re1 h4 26. Re5 Qh6 27. h3) 13. Rb1 Rb8 14. Nd2 b5 15. e4 Ne7 16. Bf3 Be6
17. Re1 Rfd8 18. Qc1 Ng6 19. exd5 Bxd5 20. Bxd5 Rxd5 21. Nxc4 Nf4 22. Ne5 Rc8
23. Qe3 Rdd8 24. Qf3 {Ohanyan,E (2456)-Petrosyan,M (2619) Samarkand UZB 2023
0-1 (46)}) ({RR} 9... cxd4 10. Qxd4 Qxd4 11. Nxd4 Be6 12. Be2 Nc6 13. O-O Nxd4
14. exd4 Kd7 15. Bf3 {1/2-1/2 (15) Toth,C (2420)-Van Riemsdijk,H (2400) Merida
1993}) 10. Be2 $146 ({RR} 10. dxc5 O-O 11. Be2 Rd8 12. O-O Be6 13. Nd4 Bxc5 14.
Nxe6 Qxe6 15. Qb3 d4 16. Bc4 Qg6 17. Nd5 dxe3 18. fxe3 Na5 19. Qb5 b6 20. Ne7+
Bxe7 21. Bxf7+ Qxf7 22. Rxf7 Kxf7 23. Qf5+ Bf6 24. b4 Nb7 {Cebalo,M (2492)
-Scalcione,M (2292) Milan 2001 1-0 (42)}) 10... Nxd4 11. Nxd4 cxd4 12. exd4 O-O
13. O-O Be6 14. Bf3 Rfd8 15. a3 Bxc3 16. Rxc3 Rac8 17. Qa4 a6 18. Rfc1 Rc4 19.
Rxc4 dxc4 20. Bxb7 Qxd4 21. Qc2 Bf5 22. Qe2 a5 23. h3 Bd3 24. Qe7 Rb8 25. Re1
Qxb2 26. Bd5 Qf6 27. Qc5 c3 28. Re7 Bg6 29. Rc7 c2 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Fucs, Paulo Moses"]
[Black "Borges, Guilherme Deola"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2152"]
[BlackElo "2134"]
[PlyCount "76"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. d3 Nc6 8. a3 a5
({RR} 8... b6 9. Rb1 Bb7 10. b4 Nd7 11. Ne4 Re8 12. Bb2 Nf6 13. Bxf6 Bxf6 14.
bxc5 Bg7 15. cxd6 exd6 16. Qc1 Na5 17. Nc3 Rc8 18. Nd2 Bxg2 19. Kxg2 Bxc3 20.
Qxc3 d5 21. e4 dxc4 22. d4 Nb3 23. Nxb3 {Lobron,E (2555)-Ivanov,I (2515) New
York 1989 1-0 (59)}) 9. e4 Rb8 $146 ({RR} 9... e5 10. Bg5 h6 11. Bxf6 Qxf6 12.
Nd5 Qd8 13. Qd2 Bg4 14. Rab1 Kh7 15. h3 Be6 16. Kh2 Ra7 17. Nh4 Nd4 18. f4 Bxd5
19. exd5 exf4 20. Nf3 fxg3+ 21. Kxg3 Nxf3 22. Bxf3 Be5+ 23. Kg2 Qh4 24. Qf2 {
Hernandez Navas,F (1923)-Canseco Arenas,A (1901) Madrid 2002 1-0 (58)}) ({RR} 
9... Bg4 10. h3 Bxf3 {1/2-1/2 (10) Nikolovski,N (2402)-Ilincic,Z (2331)
Arandjelovac SRB 2022}) 10. Nb5 e5 11. h3 Ne8 12. Be3 f5 13. exf5 gxf5 14. Bg5
Nf6 15. Qd2 Be6 16. Rfe1 Qd7 17. Bxf6 Bxf6 18. Ng5 Bxg5 19. Qxg5+ Kh8 20. Qh6
Rf7 21. Bd5 Re8 22. Kh1 Nd4 23. Nxd4 Bxd5+ 24. cxd5 cxd4 25. Re2 Rg7 26. Rc1
Rg6 27. Qh4 Rc8 28. Rec2 Rxc2 29. Rxc2 h6 30. b4 axb4 31. axb4 Kh7 32. Kh2 f4
33. b5 fxg3+ 34. fxg3 b6 35. Rf2 Kg7 36. g4 Qe8 37. Rf5 Qd7 38. Kg2 Qxf5 0-1

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Benares de sa Leitao, Ricardo"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2298"]
[BlackElo "2213"]
[PlyCount "79"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Nc6 6. d4 cxd4 7. cxd4 Bg7 8. d5
Nb8 9. Nc3 O-O 10. Nd4 $146 ({RR} 10. h3 Na6 11. Bxa6 bxa6 12. Nd4 Bd7 13. Be3
e5 14. Nc6 Qc7 15. Rc1 Bxc6 16. dxc6 Qxc6 17. Nd5 Qb7 18. Rc7 Qxb2 19. Nxf6+
Bxf6 20. Qxd6 Bg7 21. Qxa6 Rfe8 22. Rfc1 Qb4 23. Qc6 Qa5 24. a4 a6 {Lujan,C 
(2366)-Fernandez,M (2180) Montevideo 2013 1-0 (34)}) 10... Nbd7 11. Be3 a6 12.
a4 Qa5 13. Qb1 Ne5 14. h3 Qb4 15. a5 Nxe4 16. Nxe4 Nc4 17. Bxc4 Qxc4 18. Nc3
Bd7 19. Rd1 Qc8 20. Qd3 Qd8 21. Nf3 Bf5 22. Qd2 Qd7 23. Nd4 Bxh3 24. gxh3 Qxh3
25. Qe2 Be5 26. Nf3 Qg4+ 27. Kf1 Qh3+ 28. Ke1 Rac8 29. Nxe5 dxe5 30. Qf1 Qg4
31. Ra4 Qd7 32. Rc4 f5 33. Rxc8 Rxc8 34. Bb6 Qc6 35. Qe2 e4 36. Nxe4 fxe4 37.
Qxe4 Kf8 38. Be3 Rd8 39. Bh6+ Ke8 40. Qd4 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Bittencourt, Jorge"]
[Black "Disconzi da Silva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2341"]
[BlackElo "2367"]
[PlyCount "14"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Be7 4. Nf3 dxe4 5. Nxe4 Nd7 6. Bd3 Ngf6 7. Qe2 c5
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Campelo, Leandro Fabricio"]
[Black "Marra, Eduardo da Costa"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2270"]
[BlackElo "2129"]
[PlyCount "15"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3
1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Matsuura, Everaldo"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "B04"]
[WhiteElo "2460"]
[BlackElo "2537"]
[PlyCount "73"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 c6 5. c4 Nc7 6. Be2 dxe5 7. Nxe5 g6 8. O-O
Bg7 9. f4 Nd7 10. Nc3 O-O 11. Be3 Nb6 $146 ({RR} 11... Nxe5 12. dxe5 Ne6 13.
Ne4 Qc7 14. Qc2 Rd8 15. Rad1 Rxd1 16. Rxd1 Bd7 17. Qd2 {1/2-1/2 (17) Ruck,T 
(2297)-Krutti,V (2381) Hungary 2006}) 12. Qe1 f6 13. Nf3 Be6 14. b3 Bf7 15. Rd1
e6 16. Bd3 Nd7 17. g4 Qe7 18. Qg3 c5 19. Rfe1 cxd4 20. Bxd4 Qb4 21. Ne4 Rad8
22. Qh4 Ne8 23. Bc2 Qe7 24. Bc3 b6 25. a3 Nc5 26. Rxd8 Qxd8 27. Rd1 Qe7 28.
Nxc5 Qxc5+ 29. Qf2 Qxa3 30. Qd4 f5 31. Ne5 fxg4 32. b4 Qa6 33. Ra1 Qc8 34. Rxa7
Nc7 35. Qxb6 Nd5 36. cxd5 Qxc3 37. Qf2 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Molina, Roberto Junio Brito"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2227"]
[BlackElo "2271"]
[PlyCount "4"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Paiva, Pedro Henrique"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2064"]
[BlackElo "2301"]
[PlyCount "18"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 g6 3. Be3 Bg7 4. c3 d6 5. Nf3 Nf6 6. Nbd2 ({RR} 6. Bd3 Bg4 7.
Nbd2 O-O 8. h3 Bxf3 9. Nxf3 Nbd7 10. Qd2 e5 11. dxe5 dxe5 12. Rd1 Qe7 13. b4
Rfd8 14. O-O b5 15. Qc2 a6 16. a4 Rab8 17. axb5 axb5 18. Nd2 Qf8 19. Nb3 Rdc8
20. Ra1 Bh6 {Boehnisch,M (2316)-Pancevski,F (2423) Rijeka 2010 1-0 (43)}) ({RR
} 6. Bd3 O-O 7. Nbd2 Ng4 8. Bg5 h6 9. Bh4 Qe8 10. O-O e5 11. h3 Nf6 12. Nc4
Nxe4 13. Bxe4 d5 14. Bxd5 cxd5 15. Ncxe5 Bf5 16. Qb3 Bxe5 17. Nxe5 g5 18. Bg3
Qc8 19. Qxd5 Nc6 20. Nxc6 bxc6 {Rombalskiy,I (1285)-Murzakanov,A St Petersburg
RUS 2023 1-0}) 6... Nbd7 7. Be2 a6 $146 ({RR} 7... O-O 8. O-O b6 9. Re1 Bb7 10.
Bd3 c5 11. Rc1 a6 12. a4 Qc7 13. h3 e6 14. Nh2 Rac8 15. f4 cxd4 16. cxd4 Qb8
17. Qe2 Qa8 18. e5 Nd5 19. Be4 dxe5 20. dxe5 Nxe3 21. Qxe3 Nc5 22. Bxb7 {
Hlavina,L (2021)-Franzen,J (2231) Slovakia 2016 1-0 (49)}) ({RR} 7... Qc7 8.
Qc2 e5 9. O-O h6 10. Rfe1 Ng4 11. Nf1 Nxe3 12. Nxe3 exd4 13. cxd4 O-O 14. Bd3
Re8 15. Rad1 Nf8 16. b3 Bd7 17. h3 Rac8 18. Nc4 b5 19. Ne3 a6 20. Nf1 Qb8 21.
N1h2 Re7 22. Re2 {Klein,P (2090)-Egyed,A (2245) Salgotarjan 1998 0-1 (35)}) 8.
Qc2 b5 9. a4 Bb7 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Gattass, Allan Arriada"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2237"]
[PlyCount "75"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 {Rogozenco,D} d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Nh4 Bg4 7.
h3 Bh5 8. g4 Bg6 9. Nxg6 hxg6 10. e3 e6 11. Bxc4 Bb4 12. Bd2 ({RR} 12. Bf1 Qd5
13. f3 Qa5 14. Bg2 c5 ({RR} 14... Bxc3+ 15. bxc3 Qxc3+ 16. Bd2 Qc4 17. Rb1 b6
18. f4) ({RR} 14... Nd5 15. O-O Nxc3 16. bxc3 Bxc3 17. Rb1 Bb4 ({RR} 17... b6
18. Ba3 ({RR} 18. f4 O-O 19. Ba3 Rd8 20. Qc2) 18... Bd2 19. Rb3 Qxa4 20. Qb1)
18. Qb3 Na6 19. f4) 15. dxc5 Nc6 16. O-O O-O 17. f4 ({RR} 17. Bd2 Rfd8 18. Qe2)
17... Qxc5 18. g5 ({RR} 18. Qe2 Bxc3 ({RR} 18... Rfd8 19. Bd2) 19. bxc3 Qxc3
20. Bb2 Qa5 21. f5) 18... Rfd8 19. Qe2 Bxc3 20. bxc3 Nd5 21. Qb5 ({RR} 21. Bd2
Na5) ({RR} 21. c4 Nc3 22. Qc2 Qxc4 23. Kh2 Nb4) 21... Qxc3 22. Rb1 ({RR} 22.
Ra3 Qc2 23. Qxb7 Rab8 24. Qa6 Ndb4) 22... Ndb4 23. Qe2 Rac8 24. Be4 Na5 25. Bb2
Qc4 26. Qg2 Nb3 {Carlsen,M (2698)-Gelfand,B (2733) Moscow 2006 CBM 116 
[Rogozenco,D] 0-1 (38)} ({RR} 26... Nd5)) ({RR} 12. Qf3) ({RR} 12. Bf1 a5 13.
Bg2 Nbd7 14. O-O Qe7 15. e4 Rd8 16. Be3 e5 17. d5 Bc5 18. Qe2 Bxe3 19. Qxe3 Qc5
20. Qg3 O-O 21. Rac1 Qb4 22. Kh2 Rfe8 23. Rc2 Nc5 24. dxc6 bxc6 25. f4 Nfxe4
26. Nxe4 Nxe4 {Iljin,T (2285)-Timerkhanov,A (2336) Sochi RUS 2023 0-1 (42)})
12... Qa5 ({RR} 12... Nbd7 13. g5 Nd5 14. e4 N5b6 15. Bb3 a5 16. Qe2 c5 ({RR} 
16... e5 17. dxe5 Nxe5 18. O-O-O Nd3+ 19. Kb1 Nc5 20. Nb5 Nxb3 21. Bxb4 axb4
22. Rxd8+ Rxd8 23. Nc7+ ({RR} 23. Rd1 O-O 24. Nd6) 23... Ke7 24. Qc2 Nc4) 17.
d5 c4 18. Bxc4 Nxc4 19. Qxc4 O-O 20. O-O-O Rc8 21. Qe2 exd5 22. Kb1 Bxc3 ({RR} 
22... dxe4 23. Nxe4 Qc7 24. Bxb4 axb4 25. Nd6 Ra8) ({RR} 22... Qc7 23. exd5 Nb6
) 23. Bxc3 Nc5 24. Rxd5 Qe8 25. f3) 13. e4 $146 ({RR} 13. Qf3 Nbd7 14. Bb3 g5
15. O-O-O O-O-O 16. e4 Qb6 17. Bc2 Qxd4 18. Bxg5 Qc5 19. Be3 Qa5 20. g5 Bxc3
21. bxc3 Ne5 22. Qg2 Nfd7 23. f4 Ng6 24. Qf2 c5 25. Bb1 Qa6 26. a5 Qc6 {
0-1 (26) Torres Rosas,L (2158)-Laurusas,T (2363) Caldas Novas 2011}) ({RR} 13.
Qf3 Nbd7 14. Kf1 O-O 15. Kg2 Rad8 16. Rhd1 c5 17. Qxb7 cxd4 18. exd4 Nb6 19.
Bb5 Rxd4 20. Be3 Rxd1 21. Rxd1 Bxc3 22. bxc3 Nfd5 23. Bd2 Nxa4 24. c4 Nac3 25.
Rc1 Qa2 {1/2-1/2 (25) Piorun,K (2580)-Lampert,J (2367) Deizisau 2014}) 13...
Qb6 14. e5 Qxd4 15. exf6 Qxc4 16. fxg7 Rg8 17. Qc2 Na6 18. O-O-O O-O-O 19. Bg5
f6 20. Rxd8+ Rxd8 21. Qe4 Qxe4 22. Nxe4 fxg5 23. Nf6 Nc7 24. g8=Q Rxg8 25. Nxg8
Nd5 26. h4 gxh4 27. Rxh4 Bc5 28. f3 Be3+ 29. Kd1 Kc7 30. Rh7+ Kb6 31. Ne7 g5
32. Nxd5+ exd5 33. Ke2 Bd4 34. b3 c5 35. Rh5 Ka5 36. Rxg5 Kb4 37. Rxd5 Kxb3 38.
Rxd4 1-0

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Rocha, Wellington Carlos"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2301"]
[BlackElo "2440"]
[PlyCount "13"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bd6 7. O-O 1/2-1/2

[Event "BRA-ch"]
[Site "Rio de Janeiro"]
[Date "2004.03.03"]
[Round "9"]
[White "Limp, Eduardo Thelio"]
[Black "Resende, Antonio Carlos"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2401"]
[BlackElo "2368"]
[PlyCount "20"]
[EventDate "2004.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 099 Extra"]
[Source "ChessBase"]
[SourceDate "2004.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2004.05.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. b3 Bg7 7. Bb2 O-O 8. d3 d6
9. Nbd2 Nc6 ({RR} 9... Nbd7 10. a3 a6 11. Rc1 b5 12. Rc2 Qb6 13. Qa1 Rfc8 14.
Rfc1 Rab8 15. h3 bxc4 16. bxc4 Bc6 17. Bc3 Qc7 18. Rb1 Rxb1+ 19. Qxb1 Rb8 20.
Rb2 Rxb2 21. Qxb2 Ne8 22. Bxg7 Nxg7 23. e3 Qb6 24. Qc3 {Deac,B (2700)-Mendonca,
L (2558) chess.com INT 2023 0-1 (47)}) 10. a3 ({RR} 10. e3 Nb4 11. Qb1 Rb8 12.
a3 Na6 13. d4 e6 14. Rd1 Qe7 15. Bc3 Rfd8 16. Qb2 Nc7 17. b4 cxd4 18. Nxd4 Bxg2
19. Kxg2 Qe8 20. b5 Rb7 21. Nc6 e5 22. Nxd8 Qxd8 23. Nf3 Qe7 24. a4 Ne6 {
Del Blanco,E (2038)-Asad,J (1844) Buenos Aires ARG 2023 1-0 (43)}) 10... Qd7
$146 ({RR} 10... e5 11. Rb1 Qe7 12. e4 Ne8 {1/2-1/2 (12) Stanojevic,B (2342)
-Pustina,A (2270) Sozina 2004}) 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Milos, Gilberto"]
[Black "Marra, Eduardo da Costa"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2598"]
[BlackElo "2261"]
[PlyCount "88"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 a6 7. Qd2 c5 8. d5 b5
9. cxb5 Qa5 10. bxa6 Bxa6 11. Bxa6 Nxa6 12. Nge2 Rfb8 13. O-O c4 $146 ({RR} 
13... Qb6 14. Rab1 Nc7 15. Kh1 Nb5 16. f4 Nxc3 17. Nxc3 Qb4 18. e5 dxe5 19.
fxe5 Ne4 20. Nxe4 Qxe4 21. Bxe7 Qxe5 22. Bxc5 Rxa2 23. Ba3 Qe4 24. d6 Rxa3 25.
d7 Rd3 26. Qxd3 Qxd3 27. Rbd1 Qxf1+ 28. Rxf1 {Golding,A (2321)-Koutlas,N (2337)
chess.com INT 2021 0-1 (40)}) ({RR} 13... Nc7 14. Rab1 Nb5 15. Nxb5 Qxb5 16.
Nc3 Qa6 17. Rfc1 Nd7 18. b3 Bd4+ 19. Be3 Bxc3 20. Qxc3 Qxa2 21. Rb2 Qa3 22.
Rcb1 Rb7 23. Bd2 Qa6 24. Bh6 f6 25. b4 cxb4 26. Rxb4 Rxb4 27. Rxb4 Qa7+ 28. Kh1
{Urosevic,M (2033)-Jovanovic,V (2153) Dimitrovgrad 2003 1/2-1/2 (39)}) 14. Be3
Nb4 15. Nd4 Qa6 16. a4 Nd7 17. Ncb5 Qa5 18. Rfb1 Nc5 19. Ra3 Rc8 20. h3 Bf6 21.
Kh1 Nbd3 22. Qc2 Nb4 23. Qe2 Nb3 24. Nxb3 cxb3 25. Bd2 Rc2 26. Qe1 Bh4 27. Qxh4
Rxd2 28. Qxe7 Nc2 29. Nxd6 Nxa3 30. Qxf7+ Kh8 31. Qf6+ Kg8 32. Qf7+ Kh8 33.
Qf6+ Kg8 34. Nf7 Kf8 35. bxa3 b2 36. Rxb2 Rxb2 37. Ng5+ Ke8 38. Qxb2 Rc8 39.
Qh8+ Kd7 40. Qxh7+ Kd6 41. Qxg6+ Kc5 42. Ne6+ Kc4 43. Qg7 Qe1+ 44. Kh2 Qd2 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2207"]
[BlackElo "2489"]
[PlyCount "110"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. Nf3 O-O 8. h3
Bf6 9. Be2 Re8 ({RR} 9... Be6 10. d5 Bxc3+ 11. bxc3 Bd7 12. O-O Na6 13. Bg5 f6
14. Be3 Nc5 15. Re1 Re8 16. Bf1 Re7 17. Nd4 Qf8 18. Nb5 Bxb5 19. cxb5 Rae8 20.
a4 f5 21. a5 f4 22. Bd2 Rxe1 23. Bxe1 Nbd7 24. f3 {Volokitin,A (2660)-Ivanchuk,
V (2731) Foros 2006 0-1 (51)}) ({RR} 9... Be6 10. d5 Bxc3+ 11. bxc3 Bf5 12. a4
Na6 13. Bg5 Qc8 14. O-O h6 15. Be3 Nd7 16. Nd4 Be4 17. f3 Bh7 18. f4 Be4 19.
Qe1 Nac5 20. Qg3 f5 21. a5 Nf6 22. Rae1 Qd7 23. Qh4 Rae8 24. g4 {Narva,M (2387)
-Sveshnikov,V (2411) Puhajarve EST 2023 0-1 (34)}) 10. O-O Bf5 11. a4 $146 ({RR
} 11. Bf4 Nc6 12. Rc1 Qd7 13. Re1 Rad8 14. b3 h6 15. d5 Ne5 16. Qd2 Bh7 17. Nd4
Nc8 18. Be3 Ne7 19. f4 Bh4 20. Rf1 N5g6 21. Bg4 f5 22. Bh5 Kh8 23. Ne6 Ng8 24.
Nxd8 Qxd8 25. Bd4 Nf6 {Biti,O (2376)-Peteh,U (2023) Ljubljana 2013 1-0 (38)}) (
{RR} 11. Bf4 Nc6 12. Rc1 Bg6 13. Re1 Qd7 14. b3 Rad8 15. Qd2 Bh5 16. d5 Ne7 17.
a4 Bg6 18. Bd3 Bxd3 19. Qxd3 Ng6 20. Bg3 Nc8 21. Ne4 Be7 22. Neg5 Bxg5 23. Nxg5
Nce7 24. Re2 Qf5 25. Ne4 Qh5 {Kotainy,J (2299)-Mainka,R (2484) Dortmund 2010 1/
2-1/2 (42)}) 11... a5 12. Be3 c6 13. b3 Na6 14. g4 Bg6 15. Qd2 Nb4 16. Rac1 d5
17. c5 Nd7 18. h4 Be4 19. Ng5 Bxg5 20. Bxg5 f6 21. Bf4 Nf8 22. f3 Bg6 23. h5
Bf7 24. Rfe1 Ne6 25. Bd6 Ng5 26. Kg2 Qd7 27. Bd3 Be6 28. Kg3 Nxf3 29. Kxf3
Bxg4+ 30. Kf2 Bxh5 31. Bb1 Bg6 32. Bxg6 hxg6 33. Kg3 g5 34. Rxe8+ Rxe8 35. Re1
Rxe1 36. Qxe1 f5 37. Qe7 f4+ 38. Kh2 Qxe7 39. Bxe7 Nc2 40. Bxg5 Nxd4 41. Bxf4
Nxb3 42. Bc7 Nxc5 43. Bxa5 Kf7 44. Kg3 Ke6 45. Kf3 Nb3 46. Bb6 d4 47. Ne2 Kd5
48. Nf4+ Kc4 49. Ke4 Nd2+ 50. Ke5 d3 51. Ng2 Nf1 52. Ne3+ Nxe3 53. Bxe3 Kc3 54.
Kd6 Kb4 55. Bd2+ Kxa4 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Matsuura, Everaldo"]
[Black "Da Silva, Alessandro Rodrigue"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2462"]
[BlackElo "2204"]
[PlyCount "29"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 b6 4. Nf3 d5 ({RR} 4... Nf6 5. Bd3 Ba6 6. O-O Qc8 7.
Bg5 Bxd3 8. Qxd3 Qa6 9. Qxa6 Nxa6 10. Nbd2 Be7 11. a3 d6 12. Rfe1 h6 13. Bxf6
gxf6 14. Nc4 Nc7 15. Rad1 O-O-O 16. Kf1 d5 17. exd5 Nxd5 18. dxc5 Bxc5 19. Nd4
{Velikov,P (2470)-Ermenkov,E (2460) Pamporovo 1982 1/2-1/2}) 5. exd5 Qxd5 6.
Be2 $146 ({RR} 6. Bd3 Bb7 7. O-O Bd6 8. Re1 Qh5 9. Bb5+ Ke7 10. Bg5+ Nf6 11.
Nbd2 Bxh2+ 12. Kf1 cxd4 13. Ne4 Rd8 14. Nxd4 Qxd1 15. Raxd1 Bxe4 16. Rxe4 Bc7
17. Bc6 Nxc6 18. Nxc6+ Ke8 19. Rxd8+ Bxd8 20. Rd4 h6 {Kukov,V (2373)-Andreev,S
(2063) Plovdiv 2009 0-1 (44)}) 6... Nc6 7. c4 Qd6 8. d5 Nce7 9. Nc3 Bd7 10. Ne4
Qb8 11. dxe6 fxe6 12. Nd6+ Kd8 13. Nf7+ Ke8 14. Nd6+ Kd8 15. Ne5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Name, Gabriel Ricardo"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2198"]
[BlackElo "2445"]
[PlyCount "70"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 O-O 8. Qc2
Nbd7 9. Rd1 ({RR} 9. cxd5 exd5 10. Bd3 c5 11. Rd1 Ne4 12. h4 Rc8 13. Nxe4 cxd4
14. Qb1 dxe4 15. Bxe4 Bxe4 16. Qxe4 Bf6 17. Nxd4 Re8 18. Qf5 Rc5 19. Qh3 Rd5
20. O-O Ne5 21. Qg3 g6 22. Nc6 Nxc6 23. Bxf6 Qd7 {Mamedyarov,S (2719)-Leko,P 
(2752) Moscow 2009 1-0 (52)}) ({RR} 9. cxd5 exd5 10. b4 c5 11. bxc5 bxc5 12.
dxc5 Nxc5 13. Be2 Nce4 14. Nxe4 dxe4 15. Nd2 Qa5 16. Bf4 Rfd8 17. Bc7 Rxd2 18.
Qxd2 Qxc7 19. O-O Rd8 20. Qb2 Bd6 21. Rfc1 Qe7 22. Ra2 Bd5 23. Bc4 Bxh2+ {
Gong Thon Gong (2192)-Abdelazeez,M (2201) Khartoum SUD 2023 0-1 (36)}) 9... Ne4
$146 ({RR} 9... h6 10. Bh4 Ne4 11. Bxe7 Qxe7 12. Nxe4 dxe4 13. Nd2 f5 14. Be2
Qg5 15. g3 Rad8 16. Qc3 Qe7 17. Nb3 Nf6 18. Qb4 Qf7 19. Qa4 a5 20. Qb5 Kh8 21.
Rd2 Rd6 22. Nxa5 bxa5 23. Qxb7 Rb6 24. Qa7 {Castiglione,M (2222)-Dujava,D 
(2113) Slovakia 2016 1-0 (40)}) ({RR} 9... c6 10. h4 Rc8 11. Ne5 c5 12. cxd5
Nxd5 13. Bd3 cxd4 14. Bxh7+ Kh8 15. exd4 Nxc3 16. bxc3 Nf6 17. Bd3 Qc7 18. c4
Bxa3 19. h5 Bb4+ 20. Kf1 Ng8 21. h6 gxh6 22. Bxh6 Nxh6 23. Rxh6+ Kg8 24. Qe2 {
Matinian,N (2470)-Spata,G (2257) chess.com INT 2020 1-0}) 10. Bf4 Bd6 11. Bg3
Nxc3 12. Qxc3 Nf6 13. Qc2 Qe7 14. Bh4 h6 15. Ne5 g5 16. Bg3 Ne4 17. cxd5 exd5
18. Be2 Kg7 19. Nf3 h5 20. Bxd6 cxd6 21. g3 f5 22. h4 f4 23. gxf4 gxf4 24. Qb3
Kh8 25. exf4 Rxf4 26. Qe3 Raf8 27. Rc1 Qf6 28. Rc7 Ba6 29. Ng5 Bxe2 30. Qxe2
Qg6 31. Nh3 Rxh4 32. Rg1 Rg4 33. Rh1 Ng3 34. fxg3 Rxg3 35. Rg1 Re8 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Galati, Mario Augusto"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2409"]
[BlackElo "2195"]
[PlyCount "73"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. Nd2 Bg5 7. h4 Bh6 8. Nf1 (
{RR} 8. Qh5 Qd7 9. Nd5 Rb8 10. c3 b5 11. Bb3 Nce7 12. Ne3 c4 13. dxc4 Bxe3 14.
fxe3 Nf6 15. Qf3 O-O 16. O-O Ba6 17. cxb5 Qxb5 18. Bc4 Qc6 19. Bxa6 Qxa6 20. c4
h5 21. b3 Ng4 22. Bb2 Qb6 {Leko,P (2722)-Kramnik,V (2777) Monte Carlo 2004 1/
2-1/2 (35)}) 8... Bxc1 9. Qxc1 ({RR} 9. Rxc1 Nf6 10. Ne3 Be6 11. Ncd5 a6 12.
Qf3 Nd4 13. Nxf6+ Qxf6 14. Qxf6 gxf6 15. Nd5 Bxd5 16. Bxd5 Rb8 17. c3 Ne6 18.
g3 Rg8 19. Ke2 Ke7 20. a3 Nc7 21. Ba2 Rgd8 22. b4 b6 23. Bc4 a5 {Golubev,M 
(2461)-Kornyukov,A (2452) chess.com INT 2023 1-0 (43)}) 9... Nd4 ({RR} 9... h6
10. Nd5 Be6 11. c3 Nf6 12. Nfe3 Bxd5 13. Nxd5 Nxd5 14. Bxd5 Qd7 15. Qe3 O-O-O
16. O-O-O Rhf8 17. h5 f5 18. f3 Ne7 19. Bc4 Kb8 20. Qf2 b5 21. Bb3 Qc7 22. Qg3
Nc6 23. Bd5 Ne7 24. Be6 {Van Riemsdijk,H (2351)-Lucena,L (2146) Sao Paulo 2014
1-0 (45)}) 10. Ne3 $146 ({RR} 10. Ng3 Nf6 11. Qd2 Rb8 12. Nb5 O-O 13. Nxd4 cxd4
14. Bb3 d5 15. h5 h6 16. O-O-O b5 17. f4 a5 18. fxe5 Ng4 19. Nf1 Nxe5 20. Bxd5
Bb7 21. Bxb7 Rxb7 22. Kb1 b4 23. Qf4 Qc7 24. g4 Rc8 {Burnett,A-Dearing,E (2015)
Scotland 1995 0-1}) 10... Be6 11. Qd2 Ne7 12. Bxe6 fxe6 13. Ne2 Ng6 14. c3 Nxe2
15. Qxe2 Nf4 16. Qc2 Qd7 17. O-O-O Qb5 18. h5 g6 19. hxg6 Nxg6 20. Rh6 O-O-O
21. Rdh1 Qd7 22. Kb1 Qf7 23. d4 cxd4 24. cxd4+ Kb8 25. d5 exd5 26. Nxd5 Nf4 27.
Nxf4 Qxf4 28. f3 Rd7 29. Qd3 Qg3 30. Rxd6 Qxg2 31. Rc1 Rxd6 32. Qxd6+ Ka8 33.
Qxe5 Re8 34. Qd5 Rf8 35. e5 h6 36. e6 Qe2 37. f4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Ramos, Angelo Bil"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2135"]
[BlackElo "2358"]
[PlyCount "77"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3
Be6 9. g4 d5 10. exd5 Nxd5 11. Nxd5 Bh4+ 12. Bf2 ({RR} 12. Kd2 Bxd5 13. Bd3 e4
14. fxe4 Bxe4 15. Qe2 O-O 16. Rhf1 Nc6 17. Rad1 Nb4 18. Kc1 Bxd3 19. cxd3 Re8
20. Rf3 Nd5 21. Nd2 Bg5 22. Ne4 Nxe3 23. Rxe3 Rxe4 24. dxe4 Bxe3+ 25. Qxe3 Rc8+
{0-1 (25) Veljanoski,A (2261)-Samadov,R (2492) Durres ALB 2023}) 12... Bxf2+
13. Kxf2 Bxd5 14. h4 Nc6 $146 ({RR} 14... O-O 15. c4 Qb6+ 16. Kg3 Bc6 17. Bg2
Nd7 18. Re1 Rae8 19. Qd2 Qc7 20. Rad1 Re6 21. Qe3 f5 22. gxf5 Rxf5 23. Kf2 Rg6
24. Bh3 e4 25. Bxf5 Qh2+ {0-1 (25) Zsifkovits,R (2166)-Weissenbeck,M (2252)
Austria 2010}) 15. Bd3 Qb6+ 16. Kg3 O-O-O 17. Qe2 Rhe8 18. Rhe1 Qc7 19. Be4 Nd4
20. Qf2 h5 21. Rad1 Bxe4 22. fxe4 hxg4 23. Kxg4 Rd6 24. Nxd4 exd4 25. Qf5+ Kb8
26. e5 Rd5 27. Qf4 Ka8 28. e6 Qxf4+ 29. Kxf4 fxe6 30. Re5 Rd7 31. Ke4 Rc7 32.
Rd2 Rec8 33. Rxe6 Rxc2 34. Kd3 Rxd2+ 35. Kxd2 Rf8 36. Kd3 Rf2 37. Re2 Rf4 38.
Re4 Rf2 39. Re2 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Caldeira, Adriano"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2094"]
[BlackElo "2320"]
[PlyCount "77"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. h3 c5 6. c3 O-O 7. Nbd2 b6 8. Bd3
Bb7 9. Qb1 ({RR} 9. Qe2 Ne4 10. O-O Nd7 11. Bh2 a5 12. Rad1 Qc8 13. Ne5 Nxd2
14. Rxd2 Nf6 15. Rc1 cxd4 16. exd4 Ba6 17. Bxa6 Qxa6 18. Qxa6 Rxa6 19. Nc6 Bd8
20. a4 Ne4 21. Rdc2 Bg5 22. Ra1 h5 23. f3 Nf6 {Mitkov,N (2561)-Naiditsch,A 
(2664) Turin 2006 1/2-1/2 (48)}) ({RR} 9. Qe2 Nbd7 10. Rd1 c4 11. Bb1 b5 12.
Ng5 b4 13. e4 bxc3 14. bxc3 h6 15. h4 dxe4 16. Ngxe4 Nd5 17. Bh2 f5 18. Nxc4
Ba6 19. Ned2 Rf6 20. Rc1 Ba3 21. O-O Bxc1 22. Rxc1 N7b6 23. Bd3 Nxc4 {Nguyen
Huynh Minh Huy (2438)-Krizsany,L (2371) Hungary HUN 2023 1/2-1/2 (44)}) 9...
Nc6 10. Ne5 Kh8 $146 ({RR} 10... h6 11. Qd1 Nxe5 12. Bxe5 Bd6 13. Bxd6 Qxd6 14.
O-O cxd4 15. exd4 a5 16. Qe2 Bc6 17. Nf3 Nd7 18. Rfe1 Rab8 19. a4 Rfd8 20. Bb5
Bxb5 21. Qxb5 Rdc8 22. Rac1 Qc6 23. Qxc6 Rxc6 24. Ra1 Rbc8 25. Kf1 {Kelchner,H
(2176)-Schuetze,M (1853) Freudenstadt 2015 1/2-1/2 (45)}) ({RR} 10... h6 11.
Ndf3 a6 12. Nxc6 Bxc6 13. Ne5 Bb7 14. g4 cxd4 15. exd4 b5 16. b3 b4 17. Rg1 Rc8
18. g5 hxg5 19. Bxg5 Nh5 20. h4 Bxg5 21. Rxg5 Nf4 22. Bh7+ Kh8 23. cxb4 f6 24.
Ng6+ Nxg6 25. Rxg6 {Vangsgaard,B (1780)-Kavon,R (1959) Prague 2012 0-1}) 11.
O-O cxd4 12. exd4 Nh5 13. Nxc6 Bxc6 14. Bh2 Bd6 15. Bxd6 Qxd6 16. Re1 Nf4 17.
Bf1 f6 18. g3 Ng6 19. Bd3 Be8 20. h4 e5 21. h5 Ne7 22. Bxh7 e4 23. Bg6 f5 24.
f4 exf3 25. Kf2 f4 26. g4 Nxg6 27. hxg6 Bxg6 28. Qd1 Rae8 29. Qxf3 Re3 30. Qh1+
Kg8 31. Nf1 Be4 32. Qh5 Rf3+ 33. Kg1 Qd7 34. Re2 Rf6 35. g5 Rh3 36. Qxh3 Qxh3
37. gxf6 Qh1+ 38. Kf2 Qh4+ 39. Kg1 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Assumpcao, Roberto"]
[Black "Matsuura, Frederico"]
[Result "1-0"]
[ECO "D03"]
[BlackElo "2280"]
[PlyCount "91"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bg5 c5 4. e3 d5 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. Nbd2 Be7
8. O-O O-O 9. c3 b5 10. dxc5 Nxc5 11. Qe2 $146 ({RR} 11. Nb3 Nxb3 12. Qxb3 Qb6
13. h3 a5 14. Rfe1 a4 15. Qd1 b4 16. cxb4 Qxb4 17. Re2 Rac8 18. Ne5 Rfd8 19.
Rc1 Rxc1 20. Qxc1 Qb7 21. Nc6 Re8 22. Nxe7+ Qxe7 23. Bxf6 gxf6 24. Qc6 a3 25.
bxa3 Rb8 {Zawodnik,K-Ratajczyk,R (1891) Polanica Zdroj 2009 1-0}) 11... Qb6 12.
Nd4 a6 13. Kh1 e5 14. Nf5 Bd8 15. f3 Qe6 16. g4 Ne8 17. Bxd8 Rxd8 18. Nb3 Nxb3
19. axb3 g6 20. Ng3 Nc7 21. Rfd1 Rfe8 22. Rac1 Qb6 23. Qf2 Ne6 24. b4 Ng5 25.
h4 Ne6 26. Rd2 Rd6 27. Rcd1 Red8 28. Qg1 R8d7 29. g5 Qd8 30. Ne2 f6 31. f4 exf4
32. exf4 fxg5 33. fxg5 h6 34. gxh6 Qxh4+ 35. Qh2 Qxh2+ 36. Kxh2 Kh7 37. Nd4
Kxh6 38. Nb3 Ng5 39. Kg2 Ne4 40. Rd4 Rf6 41. Rxe4 Rdf7 42. Re2 Rf5 43. Rd3 Rg5+
44. Rg3 Rff5 45. Nd4 Rf1 46. Ne6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Tasoko, Toshinobu"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2308"]
[BlackElo "1935"]
[PlyCount "79"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8.
Qxf6 Nxf6 9. Nc3 Nb4 10. Kd2 d5 11. a3 d4 12. axb4 dxc3+ 13. Ke3 Ng4+ 14. Ke2
f5 15. f3 Nf6 16. Ra5 O-O $146 ({RR} 16... cxb2 17. Rxe5+ Kf7 18. Bxb2 fxe4 19.
fxe4 Be6 20. Kd2 b6 21. Bd3 Rhd8 22. Rf1 h6 23. Rh5 Kg6 24. Rh4 a5 25. e5+ Kg5
26. Rd4 Nd5 27. Rf3 h5 28. Rg3+ Bg4 29. h3 Nxb4 30. hxg4 h4 31. Re3 {Galic,I 
(2391)-Kristovic,M (2307) Zagreb 2015 1-0 (44)}) 17. Rxe5 fxe4 18. bxc3 Bd7 19.
Bg5 Rac8 20. Bxf6 exf3+ 21. gxf3 Rxf6 22. Re3 Re6 23. Rxe6 Bxe6 24. Kd2 Rd8+
25. Bd3 b5 26. Re1 Kf7 27. Re5 g6 28. Rc5 Ke7 29. Rc7+ Rd7 30. Rxd7+ Kxd7 31.
Ke3 Kd6 32. Kd4 Bc8 33. f4 Bd7 34. c4 bxc4 35. Bxc4 Bc8 36. Bd3 Bf5 37. Bxf5
gxf5 38. c4 h6 39. h3 h5 40. h4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Araujo, Adalberto"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "E30"]
[WhiteElo "2258"]
[BlackElo "2580"]
[PlyCount "64"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 h6 6. Bxf6 Qxf6 7. Qc2 ({RR} 7.
Rc1 O-O 8. Nf3 d6 9. dxe6 Qxe6 10. a3 Ba5 11. e3 b6 12. Be2 Bb7 13. O-O Bxc3
14. Rxc3 Nc6 15. Ne1 Ne7 16. Nd3 d5 17. Bf3 Qc8 18. cxd5 Bxd5 19. Nf4 Bxf3 20.
Qxf3 Qc7 21. b4 Qe5 {Epishin,V (2603)-Rusev,K (2545) Odense 2013 1/2-1/2 (54)})
({RR} 7. Qd3 exd5 8. cxd5 O-O 9. Nf3 d6 10. O-O-O Bxc3 11. Qxc3 Qxc3+ 12. bxc3
Re8 13. Nd2 b5 14. e4 a6 15. a4 Bd7 16. f3 c4 17. Be2 f5 18. Kb2 Ra7 19. axb5
axb5 20. Ra1 Rb7 21. Ra8 Rb6 {Liu,C (2241)-Goncharov,V (2077) chess.com INT
2023 0-1 (53)}) 7... O-O $146 ({RR} 7... exd5 8. cxd5 O-O 9. a3 Ba5 10. e3 Qg5
11. Rd1 d6 12. Nf3 Qf6 13. h3 a6 14. Be2 Re8 15. O-O Bxc3 16. Qxc3 Nd7 17. Qxf6
Nxf6 18. Nd2 b5 19. Bf3 Bf5 20. Nb1 Rab8 21. Nc3 b4 22. axb4 {Csukas,T (2006)
-Lengyel,F (2267) Hungary 2002 1/2-1/2 (64)}) ({RR} 7... Bxc3+ 8. bxc3 d6 9.
Nf3 e5 10. e3 Nd7 11. Nd2 Qe7 12. Bd3 O-O 13. Bf5 g6 14. Bxd7 Bxd7 15. O-O Rae8
16. f3 f5 17. Rae1 Qg7 18. e4 f4 19. Rf2 g5 20. Kh1 h5 21. Nf1 g4 22. fxg4 {
Zenni,M-Sega,C (2280) Santos 1998 0-1 (47)}) 8. e3 exd5 9. cxd5 d6 10. Bd3 Nd7
11. Nge2 Ne5 12. O-O Qh4 13. Bf5 Bxf5 14. Qxf5 c4 15. Rad1 a6 16. Rd4 Qe7 17.
Re4 Qc7 18. Rh4 b5 19. Ne4 Qc8 20. N2g3 Qxf5 21. Nxf5 Rfd8 22. b3 Kf8 23. bxc4
bxc4 24. Rc1 Rac8 25. f4 Nd3 26. Rc2 Ne1 27. Rc1 c3 28. a3 c2 29. axb4 Nd3 30.
Rxc2 Rxc2 31. h3 Nxb4 32. Nexd6 g6 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Azevedo, Alcides Alexandre"]
[Black "Coelho, Luis Henrique"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2175"]
[BlackElo "2381"]
[PlyCount "59"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3
Qc7 9. O-O-O b5 10. Bd3 Bb7 11. Bxf6 ({RR} 11. a3 Qb6 12. Nb3 Rc8 13. Ne2 d5
14. Bxf6 Nxf6 15. e5 Ne4 16. Bxe4 dxe4 17. Qg3 b4 18. axb4 Qxb4 19. Kb1 g6 20.
h4 a5 21. Rd4 Qb6 22. h5 Rg8 23. hxg6 Rxg6 24. Qe1 Bb4 25. c3 Bf8 {Kobalia,M 
(2630)-Najer,E (2606) playchess.com INT 2004 0-1 (32)}) ({RR} 11. g4 Qb6 12.
Bxf6 gxf6 13. Nb3 O-O-O 14. Kb1 Nc5 15. f5 Be7 16. Rhe1 b4 17. Ne2 d5 18. Nxc5
Bxc5 19. fxe6 fxe6 20. Qxf6 dxe4 21. Bc4 Bd5 22. Bxd5 exd5 23. Qf5+ Kb8 24.
Rxd5 e3 25. Nc1 Rxd5 {Ibadov,D (2278)-Golubovskis,M (2210) chess.com INT 2022
1-0 (39)}) 11... Nxf6 12. Rhe1 Be7 13. Kb1 $146 ({RR} 13. g4 b4 14. Nce2 Nd7
15. Kb1 g6 16. g5 Nc5 17. Ng3 O-O-O 18. h4 Kb8 19. Bf1 h6 20. Bg2 hxg5 21. hxg5
e5 22. Nde2 Ne6 23. fxe5 Nxg5 24. exd6 Bxd6 25. Qg4 Bxg3 26. Nxg3 Ne6 27. Nf1
Qf4 {Garcia Gallego,A-Kolev,A (2540) Malaga 1998 0-1 (34)}) 13... b4 14. Nce2
O-O-O 15. c3 d5 16. e5 Ne4 17. Bxe4 dxe4 18. Qg3 Qb6 19. Qxg7 Rhf8 20. c4 e3
21. Qxh7 Bxg2 22. Qc2 Qb7 23. Ng3 Rh8 24. c5 Rxh2 25. Rxe3 Rh3 26. c6 Qb6 27.
Qxg2 Rxd4 28. Rc1 Rh4 29. c7 Rd5 30. Nf5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "2529"]
[BlackElo "2208"]
[PlyCount "85"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. d4 d5 4. Nf3 Nf6 5. c4 c6 6. cxd5 cxd5 7. O-O O-O 8. Nc3
Nc6 9. Ne5 e6 10. Nxc6 bxc6 11. Na4 Nd7 12. Bf4 e5 13. dxe5 Nxe5 14. Rc1 Re8 ({
RR} 14... Bd7 15. Nc5 Re8 16. Qa4 Rc8 17. Rfd1 h5 18. h3 g5 19. Bxe5 Rxe5 20.
Qxa7 Be8 21. e4 Ra8 22. Qb7 Re7 23. Qb3 Rb8 24. Qe3 Rxb2 25. Qxg5 Rxa2 26. Qxh5
d4 27. Nd3 Rea7 28. e5 f6 29. Qg4 {Hodgson,J (2575)-Lobo,R (2310) San
Francisco 1998 1-0 (41)}) ({RR} 14... Bd7 15. Nc5 Bf5 16. b3 Qa5 17. Qd2 Qxd2
18. Bxd2 a5 19. Na4 Rfe8 20. h3 Nd7 21. Rfe1 Rec8 22. Bc3 Bh6 23. f4 Bf8 24. e4
Bxe4 25. Bxe4 dxe4 26. Rxe4 Nc5 27. Nxc5 Bxc5+ 28. Kg2 Bb4 29. Kf3 {
Kovalevskaya,E (2335)-Miroshnik,E (2141) Novokuznetsk RUS 2023 1/2-1/2 (44)})
15. Bxe5 Rxe5 $146 ({RR} 15... Bxe5 16. Rxc6 Bd7 17. Rc5 Bxa4 18. Qxa4 Bxb2 19.
Rxd5 Qf6 20. Rd7 Rad8 21. Rxd8 Qxd8 22. e3 Qe7 23. Rd1 Rc8 24. h4 Rc1 25. Rxc1
Bxc1 26. h5 Ba3 27. h6 Bc5 28. Bd5 Bb6 29. Qc4 Qf8 30. Qf4 {Rottenwohrer
Suarez,J (2295)-Curtis,J (2292) chess.com INT 2022 1-0 (95)}) 16. Rxc6 Bd7 17.
Rd6 Qe7 18. Rxd5 Rxd5 19. Qxd5 Rb8 20. Nc5 Be6 21. Nxe6 fxe6 22. Qc4 Rxb2 23.
Rd1 Rb6 24. Qc8+ Bf8 25. Bh3 e5 26. Qc4+ Kh8 27. Rd7 Qf6 28. Rxa7 Qc6 29. Qxc6
Rxc6 30. Bd7 Rf6 31. Ra5 Bd6 32. a4 Kg7 33. Rb5 Rf7 34. Be6 Ra7 35. Bb3 Bc7 36.
Kg2 Kf6 37. Kf3 Ra5 38. Rb7 Rc5 39. h4 h6 40. a5 Ke7 41. a6 Kd6 42. a7 Ra5 43.
e4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "El Debs, Felipe de Cresce"]
[Black "De Paula, Guilherme Bueno"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2351"]
[BlackElo "2135"]
[PlyCount "135"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. exd5 exd5 5. Bg2 Nf6 6. Nge2 d4 7. Ne4 Nxe4 8.
Bxe4 Nd7 9. O-O Nf6 10. Bg2 Bd6 11. d3 O-O 12. h3 ({RR} 12. c3 dxc3 13. bxc3
Re8 14. Nf4 Rb8 15. d4 Qa5 16. Qb3 b5 17. dxc5 Bxc5 18. Nd3 Be6 19. Qb2 Bf8 20.
Nb4 Rbc8 21. Be3 Qc7 22. Bd4 Ng4 23. Nc6 a6 24. h3 Nh6 25. a4 Bd7 26. axb5 axb5
{Hess,R (2591)-Tregubov,P (2557) chess.com INT 2021 1/2-1/2 (62)}) 12... Nd7
$146 ({RR} 12... Be6 13. Nf4 Bxf4 14. Bxf4 Qd7 15. Kh2 Nd5 16. Bd2 Rae8 17. Qf3
b6 18. Rae1 Qa4 19. Re2 Qxa2 20. Bc1 Nf6 21. Re5 Bg4 22. Qf4 Rxe5 23. Qxe5 Re8
24. Qc7 Be6 25. Re1 h6 26. Bc6 Rf8 27. Qe5 {Rehe,W-Grosse Honebrink,R Germany
1988 0-1 (56)}) ({RR} 12... h6 13. Nf4 Qc7 14. Re1 Bd7 15. Nh5 Nxh5 16. Qxh5
Rfe8 17. Bxh6 gxh6 18. Bd5 Be6 19. Bxe6 fxe6 20. Re4 Bf8 21. Rg4+ Bg7 22. Qxh6
Qf7 23. Re1 e5 24. Ree4 Kf8 25. Qd2 Re6 26. Qe2 Ke7 27. f4 {Shahar,U (1729)
-Kolimar,K (2195) Mamaia ROU 2022 0-1 (37)}) ({RR} 12... Re8 13. Re1 h6 14. c3
dxc3 15. bxc3 Rb8 16. d4 cxd4 17. Nxd4 Rxe1+ 18. Qxe1 Bd7 19. Be3 Qc7 20. Qd2
Re8 21. Rd1 Bf8 22. Qd3 b6 23. Bf4 Qc8 24. Kh2 Bc5 25. Rd2 Bxd4 26. Qxd4 Bc6
27. Be5 {Sammalvuo,N (2182)-Seeman,T (2428) Helsinki 2000 0-1 (71)}) 13. Nf4
Re8 14. Bd2 Ne5 15. Re1 Bd7 16. Bxb7 Rb8 17. Bd5 Rxb2 18. Rb1 Rxb1 19. Qxb1 Qc7
20. c4 Bc6 21. Kg2 Rb8 22. Qc2 Ng6 23. Nxg6 Bxd5+ 24. cxd5 hxg6 25. Qa4 Kf8 26.
Rc1 Qb7 27. Qc4 Re8 28. Bf4 Be7 29. Kg1 g5 30. Be5 f6 31. f4 gxf4 32. Bxf4 g5
33. Bd2 Bd6 34. Rf1 Kg7 35. Qa4 Re2 36. Qd1 Qe7 37. Rf2 Rxf2 38. Kxf2 Qe5 39.
Qf3 Kg6 40. h4 gxh4 41. Bf4 Qe7 42. Qg4+ Kf7 43. Qh5+ Kg8 44. Qg6+ Kh8 45. Qh6+
Kg8 46. gxh4 Bxf4 47. Qxf4 Kf7 48. Qe4 Qd6 49. Kg2 Qa6 50. Qe2 f5 51. Qh5+ Kg8
52. Qe8+ Kg7 53. Qe7+ Kh8 54. Qf8+ Kh7 55. Qxf5+ Kg7 56. Qe5+ Kf8 57. Qb8+ Kg7
58. Qc7+ Kh8 59. Qd8+ Kh7 60. Qe7+ Kh8 61. Qf8+ Kh7 62. Qf5+ Kh8 63. Kf3 Qxa2
64. d6 Qc2 65. d7 Qd1+ 66. Ke4 Qh1+ 67. Ke5 Qh2+ 68. Ke6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.14"]
[Round "1"]
[White "Chemin, Vitorio"]
[Black "Capatti, Eduardo"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2363"]
[BlackElo "2164"]
[PlyCount "154"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 {Hazai,L} Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2 ({RR} 5. h3) 5... c6 (
{RR} 5... c5 6. O-O ({RR} 6. h3 O-O) ({RR} 6. c3 Nh5 ({RR} 6... O-O) 7. Bg5 h6
8. Bh4 g5 9. Nfd2 Nf4 10. exf4 gxh4 11. dxc5 ({RR} 11. Nf3 Qb6) 11... dxc5 12.
Nf3 Qc7 13. Nxh4 Bf6 14. Nf3 Qxf4 15. Nbd2 O-O 16. Nf1 Nc6 17. Ne3 Rd8 18. Nd5
Qf5 19. Nxf6+ Qxf6) 6... Nh5 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nxg3 10. hxg3 cxd4 11.
exd4 ({RR} 11. Nxd4 Nc6) 11... g4 ({RR} 11... Qb6) 12. Nh4 h5 13. c3 d5 14. f4
({RR} 14. Nd2 Nc6 15. Bd3) 14... Nc6 ({RR} 14... gxf3 15. Bxf3 ({RR} 15. Bb5+
Nc6 16. Qxf3 Bf6 17. Nf5 Bxf5 18. Qxf5 a6) 15... Qd6 16. Bxh5 Bf6 ({RR} 16...
Qxg3 17. Bxf7+ Kd8 18. Nf3) 17. Qf3) 15. Nd2 e6 ({RR} 15... Qb6 16. Nb3) 16.
Bb5 Bf6 17. f5 Bxh4 ({RR} 17... e5 18. dxe5 Bxe5 19. Qe2 O-O 20. Bxc6 Bxg3 21.
f6 bxc6 22. Nf5 Bxf5 23. Rxf5 Re8) 18. gxh4 Qxh4 19. Qe2 ({RR} 19. fxe6 Bxe6
20. Qa4 O-O 21. Bxc6 bxc6 22. Qxc6 Qg5) 19... Bd7 20. Bxc6 {Macieja,B (2629)
-Volokitin,A (2565) Bermuda 2003 CBM 094 [Hazai,L] 1/2-1/2 (42)}) ({RR} 5...
O-O 6. h3) 6. c4 ({RR} 6. h3 Qb6 7. Qc1 Nbd7 8. Nbd2 O-O 9. O-O Re8 10. c3 h6
11. Qc2 Nf8 12. Rab1 Qd8 13. Rfe1 Ne6 14. Bh2 Ng5 15. Nxg5 hxg5 16. Ne4 Nxe4
17. Qxe4 Bf5 18. Qf3 Bxb1 19. Rxb1 e5 20. d5 c5 {Kronschnabl,M (1837)-Schmid,W
(2162) Bayerisch Eisenstein GER 2019 0-1}) 6... Nbd7 $146 ({RR} 6... Qb6 7. Qb3
Qxb3 8. axb3 Nh5 9. Bg5 h6 10. Bh4 g5 11. Nfd2 gxh4 12. Bxh5 h3 13. g3 Na6 14.
Nc3 Bd7 15. O-O O-O 16. Ne2 Nb4 17. Ne4 b6 18. Rfd1 Bf5 19. Bf3 d5 20. Nd2 a5
21. g4 {Olsen,F (2192)-Moe,M (2151) Fredericia 2015 1/2-1/2}) ({RR} 6... Qb6 7.
Qb3 Qxb3 8. axb3 Nh5 9. Bg3 Nxg3 10. hxg3 Na6 11. Nc3 Nb4 12. O-O-O Bf5 13. e4
Bg4 14. Ng1 Bd7 15. f4 h5 16. Nf3 O-O 17. Ne1 Rfb8 18. Nc2 a5 19. Bf3 Ra6 20.
e5 Bf5 21. Be4 {Aguilera Lopez,A (1879)-Vazquez Gonzalez,J (2014) Madrid 2015
1-0 (57)}) 7. O-O Nh5 8. Bg5 Qb6 9. b3 h6 10. Bh4 Nhf6 11. Nc3 O-O 12. Rb1 Qc7
13. h3 Re8 14. b4 b6 15. Bg3 a5 16. a3 axb4 17. axb4 Ra3 18. Qc1 Qa7 19. Ra1
Rxa1 20. Qxa1 Qb8 21. Qa3 Bb7 22. Ra1 Qc7 23. c5 Ra8 24. Qb2 Rxa1+ 25. Qxa1
bxc5 26. bxc5 Nxc5 27. dxc5 Ne4 28. Qa7 Bxc3 29. cxd6 exd6 30. Ba6 Nc5 31. Bc4
Ne4 32. Bf4 g5 33. Bh2 Qc8 34. Qa3 Qa8 35. Bxd6 Qxa3 36. Bxa3 c5 37. Kf1 Kf8
38. Ke2 Ke7 39. Ne1 Bb4 40. Bxb4 cxb4 41. Nc2 Nd6 42. Bb3 Bxg2 43. Nxb4 Bxh3
44. Kf3 Be6 45. Nd5+ Bxd5+ 46. Bxd5 f5 47. Kg3 Kf6 48. f3 h5 49. Bb3 Nb7 50.
Bd5 Nc5 51. Bc6 Nd3 52. Be8 h4+ 53. Kh3 Nf2+ 54. Kg2 Nd1 55. e4 fxe4 56. fxe4
g4 57. Bd7 Kg5 58. e5 Ne3+ 59. Kf2 Nd5 60. e6 Kf4 61. Bc6 Ne7 62. Bb5 h3 63.
Bf1 Nf5 64. Kg1 Kg3 65. Bd3 Ne7 66. Be4 Kf4 67. Bd3 g3 68. Bf1 Kg4 69. Be2+ Kh4
70. Bf3 Nf5 71. Be4 h2+ 72. Kg2 Ne3+ 73. Kh1 Kh3 74. e7 Ng4 75. Bg2+ Kh4 76.
Bd5 Nf2+ 77. Kg2 h1=Q# 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Matsuura, Frederico"]
[Black "Name, Gabriel Ricardo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2280"]
[BlackElo "2198"]
[PlyCount "91"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 a6 3. Bg5 h6 ({RR} 3... Nf6 4. e3 h6 5. Bh4 Bf5 6. c4 e6 7. Nc3
c6 8. Qb3 Ra7 9. Bxf6 gxf6 10. Be2 Nd7 11. O-O Qb6 12. Rfc1 Qxb3 13. axb3 Ra8
14. cxd5 exd5 15. Nh4 Bh7 16. Bg4 Rg8 17. Bf5 Bxf5 18. Nxf5 {Andreikin,D (2729)
-Carlsen,M (2864) chess.com INT 2022 1-0 (69)}) 4. Bh4 Bf5 ({RR} 4... g6 5. e3
Bg7 6. c4 c6 7. Nc3 Nf6 8. Qb3 e6 9. Ne5 O-O 10. Be2 dxc4 11. Bxc4 b5 12. Be2
a5 13. O-O a4 14. Qc2 g5 15. Bg3 Bb7 16. f4 Na6 17. a3 Nc7 18. f5 Qe7 19. fxe6
{Shubhi Gupta (1902)-Sagynbekova,A (1400) Al Ain UAE 2023 1-0 (37)}) 5. e3 c6
6. Bd3 $146 ({RR} 6. c4 Qb6 7. Qc1 Nd7 8. Nc3 e6 9. c5 Qa7 10. b4 b6 11. Be2
Be7 12. Bg3 Ngf6 13. O-O O-O 14. Nd2 bxc5 15. bxc5 Bd8 16. Bd6 Re8 17. f4 Bc7
18. Na4 Ne4 19. Nxe4 Bxe4 20. Qc3 a5 {Potapov,A (2212)-Wiley,T (2295)
Pardubice 2010 1-0 (38)}) 6... Bxd3 7. Qxd3 Qb6 8. b3 Nd7 9. O-O Ngf6 10. c4 e6
11. Nc3 Bb4 12. c5 Qa5 13. Ne2 Qb5 14. Qc2 Ba3 15. Nc3 Qa5 16. Rfb1 O-O 17. Ne2
Qb4 18. Ne1 a5 19. Nc3 Ne4 20. Nxe4 dxe4 21. Qxe4 Nxc5 22. Qg4 Nd7 23. Nc2 Qd6
24. e4 f5 25. Qg6 e5 26. exf5 exd4 27. Qe6+ Rf7 28. Rd1 Nf8 29. Qxd6 Bxd6 30.
Nxd4 Be5 31. Rac1 Bxd4 32. Rxd4 Rxf5 33. Rcd1 c5 34. Rd8 Rxd8 35. Bxd8 a4 36.
bxa4 Rf4 37. Be7 Ne6 38. Rd6 Rb4 39. g3 Kf7 40. Bd8 c4 41. Rb6 Rxa4 42. Rxb7+
Kg6 43. Rb6 Kf7 44. Rb7+ Kg6 45. Rb6 Kf7 46. Rb7+ 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Marra, Eduardo da Costa"]
[Black "Galati, Mario Augusto"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2261"]
[BlackElo "2195"]
[PlyCount "77"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d3 Nge7 7. Be3 d6 8. d4
cxd4 9. cxd4 O-O 10. Nc3 Bg4 11. dxe5 dxe5 12. h3 Bxf3 13. Qxf3 Nd4 14. Qd1
$146 ({RR} 14. Bxd4 exd4 15. Nd5 Nxd5 16. exd5 Qb6 17. Bc4 Qxb2 18. Rab1 Qc3
19. Qxc3 dxc3 20. Rxb7 a5 21. d6 Rab8 22. Rxb8 Rxb8 23. d7 Kf8 24. Re1 Bf6 25.
Bb3 Be7 26. Re3 Rb7 27. Rd3 Bd8 28. Rxc3 {1/2-1/2 (28) Petrovski,P (1772)
-Jorgensen,K (1999) Ballerup 2009}) 14... Qb6 15. Rb1 Rad8 16. Bc4 Qb4 17. Bd5
Nec6 18. a3 Qd6 19. b4 Rc8 20. Rc1 Kh8 21. Qa4 a6 22. Kh2 f5 23. b5 axb5 24.
Nxb5 Qe7 25. Nxd4 exd4 26. Bd2 fxe4 27. Kg1 e3 28. fxe3 dxe3 29. Rxf8+ Rxf8 30.
Bb4 Nxb4 31. Qxb4 Qf6 32. Bf3 Qe5 33. Qxb7 Qg3 34. Qe4 Rd8 35. Rd1 Rxd1+ 36.
Bxd1 Be5 37. Qa8+ Kg7 38. Qb7+ Kh6 39. Qb2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Limp, Eduardo Thelio"]
[Black "Azevedo, Alcides Alexandre"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2445"]
[BlackElo "2175"]
[PlyCount "75"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c3 d5 4. Bg5 Be7 5. Nbd2 Nbd7 6. e3 O-O 7. Bd3 c5 8. O-O
h6 9. Bf4 Nh5 ({RR} 9... b6 10. Ne5 Bb7 11. Qf3 Bd6 12. Rad1 Qc7 13. Qg3 Nh5
14. Qh3 Nxf4 15. exf4 Nf6 16. Rfe1 cxd4 17. cxd4 Ne4 18. Nf1 f5 19. f3 Bxe5 20.
fxe5 Ng5 21. Qg3 Qf7 22. Qf2 Rfc8 23. Ng3 Nh7 24. Ne2 {Svane,F (2603)-Muthaiah,
A (2439) Dortmund GER 2023 1-0 (48)}) 10. Be5 f6 $146 ({RR} 10... Nxe5 11. Nxe5
Nf6 12. f4 Bd7 13. Rf3 Bd6 14. Rh3 Nh7 15. Ndf3 f5 16. g4 fxg4 17. Bxh7+ Kxh7
18. Ng5+ Kg8 19. Qxg4 Bxe5 20. dxe5 hxg5 21. fxg5 Rf5 22. Rg3 g6 23. Qh4 Qe7
24. e4 Rxe5 25. Rf1 {Stradiotti,M (1668)-Caldonazzo,M (1389) Rivarolo
Mantovano 2007 0-1 (49)}) ({RR} 10... b6 11. h3 Bb7 12. Bh2 Nhf6 13. Qb1 Rc8
14. Re1 c4 15. Bc2 b5 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Bxe4 19. Qxe4 Nf6 20.
Qb7 Qd7 21. Qxd7 Nxd7 22. d5 Nc5 23. Nd4 Nd3 24. Re2 Bc5 25. Nxb5 {Jovanic,O 
(2516)-Cotic,B (2135) Mali Losinj CRO 2021 1/2-1/2 (60)}) 11. Bg3 Nxg3 12. hxg3
c4 13. Bc2 f5 14. b3 cxb3 15. axb3 Qc7 16. c4 b6 17. cxd5 exd5 18. Qb1 g6 19.
b4 Bb7 20. b5 Kg7 21. Bd3 Rfc8 22. Nh4 Bxh4 23. gxh4 h5 24. Qb4 Nf6 25. Nf3 Ng4
26. g3 Kf6 27. Rfc1 Qxc1+ 28. Rxc1 Rxc1+ 29. Kg2 Ke6 30. Qa3 Rc7 31. Ng5+ Kd7
32. Nf7 Ke8 33. Nh8 Rd8 34. Nxg6 Rf7 35. Qxa7 Bc8 36. Qa3 Kd7 37. Nf4 Kc7 38.
Qa7+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Miranda, Roberto Calheiros J"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2208"]
[BlackElo "2094"]
[PlyCount "49"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e3 Bf5 6. Bxc4 e6 7. O-O Nbd7 8.
Qe2 Be7 ({RR} 8... Ne4 9. Nd2 Ndf6 10. Ndxe4 Bxe4 11. Nxe4 Nxe4 12. Qc2 Nd6 13.
Be2 Be7 14. Bd2 O-O 15. g3 a5 16. h4 Qb6 17. Rfd1 Rfd8 18. Kg2 a4 19. a3 h6 20.
Rac1 Nb5 21. Be1 Rd7 22. h5 Rd5 23. Qe4 {Stockfish2021061923 (3632)
-KomodoDragon2747.00 (3582) tcec-chess.com INT 2021 1-0 (106)}) 9. e4 Bg4 10.
h3 ({RR} 10. Rd1 b5 11. Bd3 b4 12. Na4 O-O 13. h3 Bh5 14. Bf4 Qa5 15. b3 e5 16.
Bh2 Bxf3 17. Qxf3 exd4 18. e5 Nxe5 19. Qf5 Nc4 20. bxc4 Qxa4 21. Bc2 Qa6 22.
Rxd4 Qc8 23. Qf3 Rd8 24. Rxd8+ Bxd8 {Perdomo,L (2420)-Escofet,J (1932)
Montevideo URU 2023 1-0 (41)}) 10... Bh5 11. Bf4 $146 ({RR} 11. Rd1 Qc7 12. a3
O-O 13. g4 Bg6 14. Ne5 Nxe5 15. dxe5 Nd7 16. f4 Bc5+ 17. Kg2 h6 18. b4 Be7 19.
f5 Bh7 20. fxe6 Nxe5 21. Bf4 Bd6 22. exf7+ Kh8 23. Be6 Rad8 24. g5 Nxf7 25.
Rxd6 Nxd6 {Kuhn,T (2220)-Nussbaumer,V (1784) Triesen 2011 0-1}) 11... O-O 12.
Rad1 Re8 13. Rd2 b5 14. Bb3 Qb6 15. Rc1 Bb4 16. a3 Bxc3 17. Rxc3 e5 18. dxe5
Nxe5 19. Bxe5 Bxf3 20. Qxf3 Rxe5 21. Rd6 Nxe4 22. Qxf7+ Kh8 23. Rf3 Ree8 24.
Re6 Qd8 25. Rd3 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Milos, Gilberto"]
[Result "1/2-1/2"]
[ECO "C80"]
[WhiteElo "2409"]
[BlackElo "2598"]
[PlyCount "107"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5 7. Nxe5 Nxe5 8.
Rxe5+ Be7 9. Nc3 O-O 10. d4 ({RR} 10. Bb3 d6 11. Re1 c6 12. d4 Nxb3 13. axb3
Bf5 14. Bf4 Re8 15. Qd2 Bg6 16. Ne4 Bf8 17. Ng3 Rxe1+ 18. Rxe1 h6 19. b4 a5 20.
bxa5 Rxa5 21. c3 Ra2 22. Qe2 d5 23. h3 Qh4 24. Bc1 Qd8 {Vega Gutierrez,S (2402)
-Illescas Cordoba,M (2608) Linares 2013 1/2-1/2 (42)}) ({RR} 10. Bb3 d6 11. Re1
Nxb3 12. axb3 Be6 13. d3 Qd7 14. Qf3 d5 15. Bf4 Rfe8 16. Qg3 Rac8 17. Re2 h5
18. Bh6 Bf8 19. Bg5 Bg4 20. f3 Bc5+ 21. Kh1 Bf5 22. Rae1 c6 23. h3 Rxe2 24.
Nxe2 Re8 {Pousada Garcia,D (1960)-Okhai,S (2149) Hastings ENG 2023 0-1 (50)})
10... Nxa4 11. Nxa4 d5 ({RR} 11... d6 12. Re1 Bf5 13. Nc3 c6 14. Ne4 Re8 15.
Bf4 Bf8 16. f3 d5 17. Nc5 Qb6 18. Rxe8 Rxe8 19. Nb3 Qb5 20. Kf2 b6 21. Qf1
Qxf1+ 22. Rxf1 Bxc2 23. Nc1 c5 24. Bc7 cxd4 25. Bxb6 d3 26. Ba5 {Pereda de
Pablo,E-Milos,G (2515) Ponferrada 1992 0-1}) 12. Qf3 Bd6 $146 ({RR} 12... Bf6
13. Re2 Bxd4 14. Bd2 Be6 15. Bb4 Re8 16. Rd1 Qh4 17. Qb3 b6 18. Nc3 c5 19. Ba3
Bg4 20. Rxe8+ Rxe8 21. Rf1 Qxf2+ {0-1 (21) Mudongo,B (1844)-Olsarova,K (2237)
Tromsoe 2014}) 13. Re1 Qh4 14. h3 Qxd4 15. Nc3 c6 16. Bg5 Be6 17. Rad1 Qb4 18.
Rb1 Rae8 19. a3 Qb6 20. Ne2 Bd7 21. Be3 Qd8 22. Nd4 Re4 23. Nf5 Bxf5 24. Qxf5
Rfe8 25. Bd2 R8e5 26. Qf3 Qe7 27. Rxe4 Rxe4 28. c3 Qe5 29. g3 Bc5 30. Kg2 h6
31. Bf4 Qe6 32. h4 Bb6 33. Rd1 a5 34. b3 Qf5 35. a4 f6 36. c4 g5 37. hxg5 fxg5
38. Be3 Qxf3+ 39. Kxf3 g4+ 40. Ke2 dxc4 41. bxc4 Bxe3 42. fxe3 Rxc4 43. Rd8+
Kf7 44. Rd7+ Ke6 45. Rxb7 Rxa4 46. Rh7 Kd5 47. Rxh6 c5 48. Rg6 Rb4 49. Kd3 a4
50. e4+ Rxe4 51. Rg5+ Re5 52. Rxg4 a3 53. Ra4 c4+ 54. Kd2 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Tasoko, Toshinobu"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1935"]
[BlackElo "2207"]
[PlyCount "60"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Nxc6
bxc6 9. e5 h6 10. Bh4 g5 11. fxg5 Nd5 12. Ne4 Qb6 13. g6 Qb4+ 14. Kf2 Qxe4 15.
gxf7+ Kd7 16. g3 Ne3 $146 ({RR} 16... dxe5 17. Bd3 Bc5+ {0-1 (17) Kutlu,S 
(1952)-Selen,D (2026) Antalya 2008}) 17. Qd3 Ng4+ 18. Kg1 Qxh1+ 19. Kxh1 Nf2+
20. Kg1 Nxd3 21. Bxd3 Be7 22. Bf6 Bxf6 23. exf6 Rf8 24. Bg6 e5 25. h4 Kc7 26.
Rf1 Be6 27. b3 Bxf7 28. h5 d5 29. g4 Kd6 30. Bf5 Be6 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Coelho, Luis Henrique"]
[Black "Ramos, Angelo Bil"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2381"]
[BlackElo "2135"]
[PlyCount "79"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. O-O Bxd5 13. exd5 Ne7 14. Re1
Bg7 15. Rb1 O-O 16. c4 b4 17. Nc2 Rb8 18. Qh5 e4 $146 ({RR} 18... Qd7 19. b3 e4
20. Bf1 Ng6 21. g3 Rfe8 22. Bh3 Re5 23. Nd4 Ne7 24. Rbd1 Re8 25. Rf1 Qc8 26. f4
Rxd5 27. cxd5 Qc5 28. Bxf5 Bxd4+ 29. Kg2 Nxd5 30. Qxh7+ Kf8 31. Rfe1 Bg7 32.
Rxd5 Qxd5 33. Rxe4 {Kotsur,P (2568)-Venkatesh,M (2432) Chennai 2010 1/2-1/2 
(67)}) 19. Bf1 b3 20. axb3 Rxb3 21. Ne3 f4 22. Nf5 Nxf5 23. Qxf5 e3 24. Qxf4
exf2+ 25. Qxf2 Qb6 26. Qxb6 Rxb6 27. b3 Rfb8 28. c5 Bd4+ 29. Kh1 Bxc5 30. Bc4
a5 31. Ra1 Kf8 32. Re4 Bb4 33. Rh4 Kg7 34. Rg4+ Kf8 35. Rh4 Kg7 36. Rf1 Re8 37.
Bd3 h6 38. Rg4+ Kf8 39. Rgf4 Rb7 40. Ba6 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Da Silva, Alessandro Rodrigue"]
[Black "Chemin, Vitorio"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2204"]
[BlackElo "2363"]
[PlyCount "51"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. O-O d5 6. d3 Nf6 7. Nc3 Be7 ({RR
} 7... a5 8. Bg5 Be7 9. Re1 O-O 10. e5 Nd7 11. Qd2 Ba6 12. Bxe7 Qxe7 13. Qg5
Qxg5 14. Nxg5 Rab8 15. Rab1 Rb4 16. a3 Rg4 17. Nf3 Rb8 18. h3 Rg6 19. Ne2 Nf8
20. Nh2 h5 21. Nf4 Rh6 22. Nf3 {Berezovskii,A (1408)-Gurnov,C (1771) St
Petersburg RUS 2023 1-0 (42)}) 8. Ne5 Qc7 9. f4 O-O 10. Qe2 $146 ({RR} 10. b3
Ba6 11. Re1 Rfd8 12. Qf3 c4 13. dxc4 Bc5+ 14. Kh1 Bd4 15. Bb2 Nxe4 16. Na4 Bxb2
17. Nxb2 Rab8 18. Qe3 Rf8 19. Na4 f6 20. Nf3 Rf7 21. Nc5 Nxc5 22. Qxc5 Re8 23.
Nd4 Bc8 24. b4 Qxf4 {Sbarra,M (2240)-Mazzariol,O (1906) Corsico 2002 0-1 (63)})
({RR} 10. Ng4 Nxg4 11. Qxg4 f5 12. Qf3 fxe4 13. dxe4 Ba6 14. Re1 d4 15. Ne2
Rad8 16. Rd1 Qb6 17. Qf2 c4 18. Rxd4 Bc5 19. Be3 e5 20. Rd3 cxd3 21. Bxc5 Qxb2
{0-1 (21) Lowitz,T (2056)-Dahmen,C (1975) Cologne 2004}) 10... a5 11. b3 Nd7
12. Nxd7 Qxd7 13. Bb2 Ba6 14. Rf3 c4 15. dxc4 dxc4 16. Rh3 g6 17. Qf3 Qd2 18.
Na4 f6 19. f5 exf5 20. exf5 Qxc2 21. fxg6 hxg6 22. Qxc6 Qf5 23. Rf1 Bb5 24. Qc7
Qe6 25. Qg3 g5 26. Qxg5+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Caldeira, Adriano"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "2320"]
[BlackElo "2529"]
[PlyCount "106"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. Qe2 Nc6 8. Nbd2
({RR} 8. O-O dxe5 9. dxe5 Nd4 10. Qe4 Nxb3 11. axb3 O-O 12. Qh4 f6 13. Nc3 Bf5
14. Be3 Qe8 15. Rfe1 Qf7 16. Nb5 Nd5 17. c4 Nxe3 18. Rxe3 g5 19. Qg3 Rac8 20.
Nxc7 fxe5 21. Nxg5 Qf6 22. Nd5 Qd6 {Odeev,H (2386)-Ozen,D (2405) Mentese TUR
2019 0-1 (47)}) 8... O-O 9. h3 ({RR} 9. O-O Bg4 10. Qe3 dxe5 11. Nxe5 Nxe5 12.
dxe5 Qd7 13. Re1 Qc6 14. c3 Nd7 15. Qg3 Be6 16. Nf3 Bxb3 17. axb3 Nc5 18. Nd4
Qd5 19. b4 Nb3 20. Nxb3 Qxb3 21. e6 Qc4 22. Qf3 c6 23. Re4 Qb3 {Arnason,J 
(2540)-Santo Roman,M (2435) Novi Sad 1990 0-1 (58)}) 9... Na5 10. O-O Nxb3 $146
({RR} 10... d5 11. c3 Nxb3 12. axb3 c6 13. b4 f6 14. Re1 g5 15. Nf1 Bf5 16. Ng3
Bg6 17. h4 h6 18. hxg5 fxg5 19. Nd2 e6 20. Nb3 Nd7 21. Be3 a6 22. Rf1 Qe7 23.
f4 gxf4 24. Bxf4 Qh4 25. Qe3 {Masserey,Y (2350)-Marinkovic,I (2465) Biel 1995
0-1 (49)}) 11. axb3 Bf5 12. Nc4 Nxc4 13. bxc4 dxe5 14. dxe5 c5 15. Rd1 Qc7 16.
Bf4 Qc6 17. Rd5 Be6 18. Rd2 h6 19. Nh2 a6 20. Ng4 h5 21. Ne3 Qe4 22. Bg3 Rfd8
23. Rad1 Rxd2 24. Rxd2 b5 25. cxb5 axb5 26. Qxb5 h4 27. Bh2 Ra1+ 28. Rd1 Rxd1+
29. Nxd1 Qxc2 30. Qf1 Bb3 31. Nc3 Qxb2 32. Qe1 Be6 33. f3 c4 34. Bf4 Qb6+ 35.
Kh1 Qd4 36. Ne4 Bxe5 37. Bxe5 Qxe5 38. Qxh4 f6 39. Qf2 Bd5 40. Nc5 c3 41. Nd3
Qf5 42. Qe3 c2 43. Nc1 Kf7 44. Kg1 Qc8 45. Kf2 g5 46. Ke1 Be6 47. g4 Qh8 48.
Kd2 Qxh3 49. Ne2 Bd5 50. Ng1 Qh2+ 51. Kc1 Kf8 52. Ne2 Qh1+ 53. Ng1 Bxf3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Capatti, Eduardo"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2164"]
[BlackElo "2462"]
[PlyCount "44"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3 Nc6 6. a3 Bd6 7. Bb2 Qc7 8. c4 ({
RR} 8. Nbd2 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Bxe5 Qxe5 12. O-O O-O 13. c4 Be6
14. Qc2 Rad8 15. b4 dxc4 16. Nxc4 Bxc4 17. Qxc4 Rd5 18. Be2 cxb4 19. axb4 a6
20. Bf3 Rd7 21. Ra5 b5 22. Qa2 Ne4 {Michna,M (2389)-Socko,M (2479) Germany
2008 1-0 (65)}) ({RR} 8. O-O e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Bxe5 Qxe5 12.
Nd2 O-O 13. Nf3 Qh5 14. c4 Be6 15. Qc2 Rad8 16. Rad1 b6 17. Be2 Qg6 18. Bd3 Qh6
19. Rfe1 Rfe8 20. cxd5 Bxd5 21. e4 Bb7 22. Nd2 Qf4 {Esipenko,A (2106)-Bezgodov,
A (2411) St Petersburg RUS 2023 0-1 (59)}) 8... cxd4 9. exd4 O-O $146 ({RR} 
9... b6 10. Nc3 a6 11. O-O O-O 12. Re1 dxc4 13. bxc4 e5 14. dxe5 Nxe5 15. Nd5
Nxd5 16. Nxe5 Nf4 17. Be4 Bb7 18. Qg4 Bxe4 19. Qxf4 Bg6 20. Qd4 Rad8 21. Qc3 f6
22. Nf3 Bf7 23. Rac1 Rfe8 24. Rxe8+ {Fiedler,W-Plewe,T (2205) Germany 1987 1/
2-1/2 (95)}) ({RR} 9... dxc4 10. bxc4 O-O 11. Nc3 a6 12. O-O Rd8 13. Ne4 Nxe4
14. Bxe4 e5 15. Bxc6 bxc6 16. dxe5 Bxa3 17. Qc2 Bxb2 18. Qxb2 c5 19. Qc2 h6 20.
Rfe1 Re8 21. Ra3 Bb7 22. Qf5 Re6 23. Nh4 Rd8 24. f4 {Mishuchkov,N (2400)-Rodin,
M (2400) Orel 1996 1-0 (50)}) 10. Nc3 a6 11. O-O Bd7 12. Re1 Rfe8 13. Rc1 dxc4
14. bxc4 Ne7 15. Ne5 Ng6 16. f4 Nxf4 17. Bb1 Bxe5 18. dxe5 Qc5+ 19. Kh1 Bc6 20.
Ne4 Nxe4 21. Rxe4 Bxe4 22. Bxe4 Rad8 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Fier, Alexandr"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1-0"]
[ECO "C39"]
[WhiteElo "2489"]
[BlackElo "2308"]
[PlyCount "67"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 {Schussler,H} e5 2. f4 exf4 3. Nf3 g5 4. d4 Bg7 5. h4 g4 6. Ne5 Nf6 ({RR
} 6... d6 7. Nxg4 Bxg4 8. Qxg4 Bxd4 9. Nc3 ({RR} 9. c3 Be5 10. Bxf4 Nf6 11. Qf3
Nbd7) 9... Nf6 10. Qxf4 Qe7 11. Bd2 Bxc3 12. Bxc3 Nd5 13. Qf5 Nxc3 14. Qc8+ Qd8
15. Qxb7 Nd7 16. bxc3 O-O 17. Bd3 Ne5 18. O-O c6 19. g3 Qb6+ 20. Qxb6 axb6 21.
a4 {Illescas Cordoba,M (2530)-Garcia Palermo,C (2460) Leon 1990 CBM 020 
[Schussler,H] 1/2-1/2 (45)}) ({RR} 6... d6 7. Nxg4 Bxg4 8. Qxg4 Bxd4 9. c3 Be5
10. Bxf4 Nf6 11. Qf3 Bxf4 12. Qxf4 Qe7 13. Nd2 Rg8 14. O-O-O Nbd7 15. Be2 Ne5
16. Rhf1 Rxg2 17. Bb5+ Nfd7 18. Nc4 Nxc4 19. Bxc4 Ne5 20. Rg1 Rxg1 21. Rxg1 {
Koller,J (2270)-Vatter,H (2328) Bad Liebenzell 2010 0-1}) 7. Nxg4 Nxe4 8. Bxf4
d6 $146 ({RR} 8... Qe7 9. Qe2 d6 10. Ne3 Be6 11. c3 O-O 12. Qf3 d5 13. Bd3 c5
14. Bxe4 dxe4 15. Qg3 cxd4 16. Bd6 Qd8 17. cxd4 Re8 18. d5 Bd7 19. Nc3 Na6 20.
O-O Rc8 21. Rf2 f6 22. Raf1 Kh8 23. h5 {Walbrodt,C-Burn,A Vienna 1898 1-0}) 9.
Ne3 Nc6 10. c3 Ne7 11. Qf3 d5 12. Bd3 Be6 13. Nxd5 Nxd5 14. Bxe4 Nxf4 15. Qxf4
Qe7 16. Qg5 f6 17. Qh5+ Bf7 18. Qf3 O-O 19. O-O c6 20. Bf5 Qc7 21. Nd2 Rfe8 22.
Qd3 Re7 23. Bxh7+ Kh8 24. Bg6 Be6 25. Ne4 Rf8 26. Qf3 Bh6 27. Rae1 Bc4 28. Qh5
Kg7 29. Ng3 f5 30. Nxf5+ Rxf5 31. Bxf5 Bxf1 32. Qg6+ Kf8 33. Qxh6+ Rg7 34. Bg6
1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Leitao, Rafael Duailibe"]
[Black "El Debs, Felipe de Cresce"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2580"]
[BlackElo "2351"]
[PlyCount "79"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8.
Be2 b6 9. O-O Bb7 10. f3 Qb8 11. Qd2 Rd8 12. Rfd1 e6 ({RR} 12... d6 13. Rac1
Rd7 14. g3 Qf8 15. Bf1 e6 16. Bh3 Re8 17. Qf2 Rdd8 18. Ncb5 Qe7 19. a3 Ne5 20.
Nxa7 Bxe4 21. fxe4 Qxa7 22. Nb5 Qb8 23. Qc2 Nfg4 24. Bg5 Nf3+ 25. Kg2 Nxg5 26.
Bxg4 f5 27. exf5 {Maslanka,W (1921)-Krzywda,A (2115) Poronin POL 2021 0-1 (38)}
) 13. Rac1 $146 ({RR} 13. Ndb5 d6 14. Bf1 Rd7 15. Qf2 Qf8 16. Rd2 Bh6 17. Bxh6
Qxh6 18. Rxd6 Ne5 19. Rad1 Rxd6 20. Nxd6 Bc6 21. h3 Nh5 22. g3 f5 23. f4 fxe4
24. Ncxe4 Rf8 25. Bg2 Nf6 26. Nxf6+ Rxf6 27. Qd4 Qh5 {Velcheva,M (2160)
-Tomovska,I (2020) Pernik 1992 1-0 (31)}) ({RR} 13. Nxc6 dxc6 14. Qxd8+ Qxd8
15. Rxd8+ Rxd8 16. a4 Nd7 17. a5 Rb8 18. Rd1 Bc8 19. axb6 axb6 20. Na4 Bf8 21.
f4 Kg7 22. e5 b5 23. cxb5 cxb5 24. Nc3 b4 25. Ne4 Bb7 26. Nd6 Bd5 27. Rc1 g5 {
Fridman,D (2668)-McShane,L (2713) Wolvega 2012 1-0 (44)}) ({RR} 13. Bf4 Ne5 14.
Qe3 Nxc4 15. Bxc4 e5 16. Bg3 exd4 17. Rxd4 d6 18. Rad1 Qc8 19. Bb3 d5 20. e5
Re8 21. Nxd5 Nxd5 22. Bxd5 Bxd5 23. Rxd5 Qe6 24. b3 Rac8 25. Qe4 Qc6 26. Qd3
Qc2 27. Qxc2 Rxc2 {Undrahbuyan,B-Canela,T (2160) Novi Sad 1990 1/2-1/2 (64)})
13... d5 14. Nxc6 Bxc6 15. cxd5 exd5 16. Bf4 Qb7 17. Nb5 Ne8 18. e5 Rac8 19.
Bg5 f6 20. Bh4 Qe7 21. f4 Bb7 22. Nxa7 Rxc1 23. Rxc1 Ra8 24. Nc6 Qd7 25. Bf3
fxe5 26. Qxd5+ Qxd5 27. Bxd5+ Kh8 28. fxe5 Bxe5 29. Rc2 Bf6 30. Bf2 b5 31. b3
Nc7 32. Bf3 Ne6 33. Re2 Nf4 34. Rd2 Rc8 35. Rd6 Bg7 36. a4 bxa4 37. bxa4 Ne2+
38. Kf1 Nc3 39. Ne7 Rb8 40. Bxb7 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "De Paula, Guilherme Bueno"]
[Black "Araujo, Adalberto"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2135"]
[BlackElo "2258"]
[PlyCount "106"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 Nc6 3. f4 g6 4. Nf3 Bg7 5. O-O e6 6. e4 Nge7 7. d3 d6 8. c3 O-O
9. Be3 b6 10. Na3 Ba6 11. Nc2 ({RR} 11. Bf2 d5 12. e5 d4 13. c4 Nb4 14. Nc2
Nxc2 15. Qxc2 Qd7 16. g4 b5 17. b3 Rab8 18. Bh4 bxc4 19. bxc4 Rb4 20. a3 Rb6
21. Ng5 Bb7 22. Ne4 Bxe4 23. Bxe4 Rfb8 24. Rf2 Rb3 25. Bf6 Bxf6 {Nadanian,A 
(2279)-Leiva,G (2380) chess.com INT 2023 1-0 (71)}) 11... Qd7 12. Rf2 $146 ({RR
} 12. Re1 Rae8 13. d4 Rd8 14. Bf2 cxd4 15. Ncxd4 Nxd4 16. Bxd4 e5 17. fxe5 Nc6
18. exd6 Nxd4 19. cxd4 Qxd6 20. e5 Qb4 21. Qb3 Qxb3 22. axb3 Bb7 23. Rad1 Bd5
24. Rd3 Rfe8 {1/2-1/2 (24) Perez Candelario,M (2382)-Ortega Hermida,D (2205)
La Algaba 2001}) ({RR} 12. Qd2 f5 13. Rfe1 Rad8 14. Rad1 Bb7 15. exf5 Nxf5 16.
d4 cxd4 17. Ncxd4 Ncxd4 18. Nxd4 Nxe3 19. Rxe3 Bxg2 20. Qxg2 e5 21. Qd5+ Kh8
22. Ne6 exf4 23. Nxf8 Rxf8 24. Rf3 Qg4 25. Rdf1 Be5 26. Kh1 g5 {Kunin,V (2595)
-Gasanov,E (2496) Gjakova 2016 1-0 (54)}) ({RR} 12. Re1 f5 13. Bf2 Rae8 14. d4
fxe4 15. Rxe4 cxd4 16. Nfxd4 Nxd4 17. Nxd4 Bb7 18. Rxe6 Bxg2 19. Kxg2 Bxd4 20.
Rxe7 Qxe7 21. Qxd4 Qe4+ 22. Qxe4 Rxe4 23. Rd1 Re2 24. Rxd6 Rxb2 25. Kf3 Rxa2
26. Rd7 Ra8 {Lazarevic,S (2295)-Zontakh,A (2460) Nis 1995 0-1 (36)}) 12... Rac8
13. Rd2 Rfd8 14. d4 cxd4 15. Nfxd4 Na5 16. Na3 Qe8 17. Bf2 d5 18. e5 Nec6 19.
Nxc6 Qxc6 20. Nc2 Qc7 21. Nd4 Bf8 22. Bf1 Bxf1 23. Qxf1 Nc4 24. Re2 a6 25. g4
Re8 26. Rae1 b5 27. Bg3 b4 28. f5 bxc3 29. bxc3 Nb6 30. fxg6 fxg6 31. Re3 Nc4
32. Rd3 Bg7 33. Qe2 Rb8 34. Qc2 Qd7 35. Re2 Rb2 36. Qd1 Reb8 37. Nb3 Qc7 38.
Rd4 Rxe2 39. Qxe2 a5 40. Rd1 a4 41. Nd4 Rb2 42. Qe1 Qd7 43. Rb1 a3 44. Rxb2
axb2 45. Qb1 Qb7 46. Nb3 d4 47. cxd4 Qf3 48. Bf2 Bh6 49. h4 Ne3 50. Bxe3 Bxe3+
51. Kh2 Bf2 52. Qf1 Qg3+ 53. Kh1 b1=Q 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "2"]
[White "Di Berardino, Diego Rafael"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2358"]
[PlyCount "106"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. c3 Bg7 12. exf5 Bxf5 13. Nc2 O-O 14. Nce3
Be6 15. Bd3 f5 16. O-O Ra7 17. Qh5 Raf7 ({RR} 17... e4 18. Bc2 Ne5 19. Nf4 Bc8
20. Bb3+ Kh8 21. Rad1 Rc7 22. Be6 {1-0 (22) Berardino (2530)-zitvex (2146)
lichess.org 2020}) 18. Rad1 ({RR} 18. g4 e4 19. Bc2 Ne5 20. Nf4 Bd7 21. Bb3
fxg4 22. Ne6 Bxe6 23. Bxe6 Qf6 24. Bxf7+ Rxf7 25. h3 Qe6 26. hxg4 Rf6 27. Kg2
Nd3 28. Qh4 Nf4+ 29. Kg1 h5 30. g5 Nh3+ 31. Kh1 Rf3 32. Qxh5 Nxf2+ {Svidler,P 
(2690)-Kasparov,G (2825) ICC INT 1998 0-1 (50)}) 18... e4 $146 ({RR} 18... Ne7
19. Bc2 Ng6 20. f4 exf4 21. Nxf4 Qb6 22. Nxe6 Qxe3+ 23. Kh1 Qxe6 24. Bb3 Qd7
25. Qxf5 Qxf5 26. Rxf5 Ne5 27. Bd5 Kh8 28. Bxf7 Nxf7 29. a4 bxa4 30. Ra1 Kg8
31. Rxa4 Rb8 32. Rxa6 Bxc3 33. Ra7 {Londyn,R (2212)-Hagarova,Z (2352) Trinec
2004 1/2-1/2 (58)}) ({RR} 18... Ne7 19. Bc2 Ng6 20. Kh1 f4 21. Ng4 Bf5 22. Bxf5
Rxf5 23. Nh6+ Bxh6 24. Qxh6 e4 25. g3 Qa8 26. Qh3 R8f7 27. c4 bxc4 28. Nc3 e3+
29. Kg1 f3 30. Rxd6 Qf8 31. Rxg6+ hxg6 32. fxe3 Qc5 33. Qh6 {Garcia,G (2458)
-Shabalov,A (2624) Connecticut 2004 1/2-1/2 (45)}) 19. Bc2 Be5 20. f3 exf3 21.
Rxf3 Qd7 22. Rdf1 f4 23. Nxf4 Rxf4 24. Rxf4 Rxf4 25. Bxh7+ Qxh7 26. Qe8+ Kg7
27. Qxe6 Rxf1+ 28. Nxf1 Qe4 29. Qd7+ Kf8 30. Qc8+ Ke7 31. a3 Nd8 32. Qxa6 Ne6
33. Qa7+ Kf6 34. Qf2+ Kg6 35. Qd2 Nf4 36. h4 d5 37. g3 Ne6 38. Qg2 Nc5 39. Qd2
Ne6 40. Qg2 Qd3 41. Qh3 Kf6 42. Qg2 Ke7 43. Kh2 Nc5 44. Qf2 Ne4 45. Qg2 Nf6 46.
Kh3 Qf5+ 47. Kh2 Ng4+ 48. Kh1 Qd3 49. Kg1 Kd6 50. Kh1 Kc5 51. Kg1 Kc6 52. Kh1
Bd6 53. h5 Qd1 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Name, Gabriel Ricardo"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2198"]
[BlackElo "2381"]
[PlyCount "130"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. Bg5 h6 4. Bh4 c5 5. e3 b6 6. Nbd2 Be7 7. a4 ({RR} 7. Bd3
O-O 8. O-O Bb7 9. a4 a6 10. c3 Nc6 11. Qe2 d5 12. h3 c4 13. Bc2 b5 14. Bg3 Bd6
15. Ne5 Qc7 16. f4 b4 17. Rae1 bxc3 18. bxc3 Qa5 19. Ndxc4 dxc4 20. Nxc4 Qc7
21. Nxd6 Qxd6 {Hoffmann,A (2185)-Stojanovski,S (2179) chess.com INT 2023 0-1 
(39)}) 7... Nc6 8. c3 Bb7 $146 ({RR} 8... O-O 9. Bd3 cxd4 10. exd4 Nh5 11. Bxe7
Nxe7 12. g3 Bb7 13. O-O Nf6 14. Re1 Qc7 15. Bf1 d6 16. Bg2 g6 17. Qe2 a6 18.
Nf1 Bc6 19. Ne3 Rfe8 20. Red1 Qb7 21. Ne1 Bxg2 22. N1xg2 e5 {1-0 (22)
Giardelli,S (2425)-Quinteros,M (2505) San Fernando 1993}) 9. Bd3 O-O 10. O-O
Rc8 11. Qe2 Rc7 12. Bg3 d6 13. h3 Nd7 14. Nc4 Nf6 15. dxc5 bxc5 16. Rfd1 Rd7
17. Na3 d5 18. Ne5 Nxe5 19. Bxe5 Qa8 20. f3 a6 21. Bb1 Rdd8 22. Qc2 g6 23. b4
Nd7 24. Bf4 Kg7 25. b5 a5 26. Qc1 e5 27. Bg3 Bf6 28. f4 e4 29. Be1 Nb6 30. Nc2
h5 31. Ra2 h4 32. Na1 Nc4 33. Nb3 Qc8 34. Bf2 g5 35. Nd2 Nd6 36. fxg5 Bxg5 37.
Nb3 Nc4 38. Re2 Qc7 39. Nd2 Nb6 40. Bc2 c4 41. Kh1 Qe5 42. Nb1 Nd7 43. Rg1 Rh8
44. Qf1 Bc8 45. g3 Kf8 46. gxh4 Bxh4 47. Bxh4 Rxh4 48. Rf2 Qe6 49. Rg3 Ke7 50.
Bd1 Ne5 51. Rf4 Rh7 52. Rf2 Rdh8 53. Rh2 f5 54. Na3 Qd6 55. Nc2 Ng4 56. Rhg2
Rxh3+ 57. Rxh3 Rxh3+ 58. Kg1 Qh6 59. Bxg4 Rh1+ 60. Kf2 Rxf1+ 61. Kxf1 fxg4 62.
Kg1 Qh3 63. Kf2 Qf3+ 64. Kg1 g3 65. Rd2 Bh3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Milos, Gilberto"]
[Black "El Debs, Felipe de Cresce"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "2598"]
[BlackElo "2351"]
[PlyCount "52"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Bb4 7. Bd3 c5 8.
Nge2 cxd4 9. exd4 O-O 10. O-O Nb6 11. Bc2 ({RR} 11. Qb3 Be7 12. Rae1 h6 13. Bf4
Be6 14. Bb1 Qd7 15. Qc2 Rac8 16. Ng3 Nc4 17. Nh5 g6 18. Nxf6+ Bxf6 19. Bxh6
Rfe8 20. Rd1 b5 21. Qb3 a6 22. a3 Bg4 23. Rd3 Rc6 24. h3 Bf5 25. Rg3 Bxd4 {
Atalik,S (2535)-Kamsky,G (2645) Tilburg 1993 0-1 (34)}) ({RR} 11. Ng3 h6 12.
Bf4 Bd6 13. Be5 Bxe5 14. dxe5 Ng4 15. Qe1 Re8 16. f4 Nc4 17. b3 Nce3 18. Rf3
Qb6 19. Kh1 Qd4 20. Qd2 Bf5 21. Nxf5 Nxf5 22. Rd1 {1-0 (22) Stephan,V (2302)
-Navrotescu,C (2407) Avoine 2015}) 11... Bg4 $146 ({RR} 11... Be7 12. Nf4 Ng4
13. Qd3 g6 14. Bxe7 Qxe7 15. Qg3 Qb4 16. a3 Qxd4 17. Rad1 Qg7 18. Ncxd5 Nxd5
19. Nxd5 Qxb2 20. Bb1 Qe5 21. f4 Qd6 22. Qc3 f6 23. h3 Nh6 24. Kh1 Rb8 25. Rfe1
Kh8 26. Bxg6 {Zhukova,N (2395)-Vasilevich,T (2410) Wuppertal 1998 1-0 (37)}) ({
RR} 11... Be7 12. Nf4 h6 13. Bxf6 Bxf6 14. Qf3 g6 15. Nfxd5 Nxd5 16. Nxd5 Bxd4
17. Rad1 Bg7 18. Rfe1 Qg5 19. Ne7+ Kh7 20. Nxc8 Raxc8 21. Bb3 Rc7 22. Bd5 Qf6 {
1/2-1/2 (22) Sanchez Ibern,M (2255)-Martinez Ramirez,E (2216) Linares 2010})
12. Qd3 Bxe2 13. Nxe2 g6 14. Ng3 Re8 15. Nf5 Nbd7 16. Nh6+ Kg7 17. Qf3 Qa5 18.
a3 Bd2 19. h4 Re7 20. Qg3 Bxg5 21. hxg5 Ne4 22. Bxe4 dxe4 23. Rac1 Qd5 24. Rc7
Rae8 25. Qf4 Qxd4 26. Rxb7 Nc5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Capatti, Eduardo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2207"]
[BlackElo "2164"]
[PlyCount "73"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Qe2 Nc6 6. e5 Nxd4 7. exf6 Nxe2 8.
fxg7 Rg8 9. Ngxe2 Rxg7 10. Bh6 Rg8 11. O-O-O Be6 12. Bxe6 fxe6 13. Rhe1 Qd7 14.
Nf4 e5 15. Rxe5 dxe5 16. Rxd7 Kxd7 17. Nd3 Rad8 18. Kd2 $146 ({RR} 18. Ne4 Kc8
19. f3 Rd4 20. h4 b6 21. b3 c5 22. Bg5 Re8 23. Nxe5 Rd5 24. Nc4 Kb7 25. Ne3 Rd7
26. c4 a5 27. a4 Kc6 28. Kc2 Rb7 29. Nd5 Ra7 30. Be3 Rd7 31. Ng5 Kb7 32. Bf4 {
1-0 (32) Weinwurm,W-Stadtmueller,H Merano 1988}) 18... Ke8 19. Ke3 Rd6 20. h4
Rc6 21. Bg5 Rg7 22. Nxe5 Rb6 23. b3 Ra6 24. a4 Ra5 25. f4 Rxe5+ 26. fxe5 Kd7
27. Nd5 Rf7 28. Nf4 Rf5 29. Ke4 Rf8 30. c4 b6 31. g4 c6 32. Bh6 Rg8 33. c5 bxc5
34. Nd3 Rb8 35. Nxc5+ Kc8 36. Bd2 Kd8 37. e6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Tasoko, Toshinobu"]
[Black "De Paula, Guilherme Bueno"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1935"]
[BlackElo "2135"]
[PlyCount "90"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8.
f3 Bb4 9. a3 Bxc3+ 10. bxc3 d5 11. Bd3 dxe4 ({RR} 11... Ne5 12. O-O Bd7 13. Qe1
dxe4 14. fxe4 Nfg4 15. Bf4 Qb6+ 16. Nd4 Nxd3 17. cxd3 e5 18. h3 exd4 19. Rb1
Qc6 20. hxg4 dxc3 21. Be5 c2 22. Rb4 b5 23. Bxg7 Rg8 24. Bb2 Rxg4 25. Qf2 Be6
26. Rc1 {Ruiz Buendia,M (2212)-Garcia Blanco,O (2369) Marbella ESP 2023 1/2-1/
2 (44)}) 12. fxe4 Qe5 $146 ({RR} 12... Ne5 13. Bd4 O-O 14. O-O Neg4 15. e5 Nxe5
16. Rxf6 Nxd3 17. Qxd3 e5 18. Qg3 Re8 19. Re1 Kh8 20. Bxe5 Qe7 21. Rff1 f6 22.
Bd4 Qf8 23. Rxe8 Qxe8 24. Re1 Qf7 25. Qd6 Bf5 26. Re7 Qg6 27. Qg3 {Valantiejus,
V (2174)-Naiditsch,A (2687) Tallinn 2016 0-1 (45)}) ({RR} 12... Ne5 13. Bd4 Bd7
14. Qd2 Neg4 15. O-O-O h6 16. h3 Ne5 17. Rhf1 Bc6 18. Qf4 Nfd7 19. Nc5 Nxd3+
20. Rxd3 Qxf4+ 21. Rxf4 Nxc5 22. Bxc5 g5 23. Rg4 f6 24. Re3 e5 25. Re1 b6 26.
Bf2 Rc8 27. Rg3 {Jemai,A (2161)-Belouadah,S (2342) Tipaza 2011 0-1 (42)}) 13.
O-O Qxc3 14. Bd2 Qe5 15. Bf4 Qh5 16. Be2 Qg6 17. Bd6 e5 18. Bc4 Bg4 19. Qe1
O-O-O 20. Bb4 Rhe8 21. Bd3 Nh5 22. Bd2 Bh3 23. Rf2 Nf4 24. Bxf4 exf4 25. Kh1
Be6 26. Nc5 Qh5 27. Qc3 Qe5 28. Qxe5 Nxe5 29. Rxf4 b6 30. Ba6+ Kc7 31. Nd3 Ng6
32. Rf2 Rd4 33. Re1 Bd7 34. Rxf7 Re7 35. Rxe7 Nxe7 36. Kg1 Ra4 37. Nb4 Rxa3 38.
Bd3 h6 39. e5 a5 40. Na6+ Kb7 41. Bf1 Rc3 42. Rb1 b5 43. e6 Bc6 44. Rd1 Kxa6
45. Rd7 Bxd7 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Ramos, Angelo Bil"]
[Black "Miranda, Roberto Calheiros J"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2135"]
[BlackElo "2208"]
[PlyCount "108"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 Nf6 7. Qd2 Bb4 8.
f3 d5 ({RR} 8... Nxd4 9. Qxd4 Bxc3+ 10. bxc3 O-O 11. Qc5 Qb8 12. Bg5 d5 13.
O-O-O Bd7 14. Qe3 Qd6 15. c4 Qe5 16. exd5 Qxe3+ 17. Bxe3 Rfc8 18. Kb2 Ba4 19.
dxe6 fxe6 20. Bd3 Nd7 21. Ka3 Bc6 22. Rhe1 a6 23. h4 {Savchenko,B (2655)
-Timofeev,A (2677) Havana 2009 1-0 (41)}) 9. a3 Qa5 ({RR} 9... Bxc3 10. Qxc3
O-O 11. O-O-O dxe4 12. Nb5 Qb8 13. Bc5 Qf4+ 14. Kb1 Nd5 15. Qe1 a6 16. Bxf8
axb5 17. fxe4 Ne3 18. Rd3 Nxc2 19. Kxc2 Kxf8 20. Qg3 Qxe4 21. Qd6+ Ke8 22. Kc1
b4 23. Rg3 bxa3 24. Bb5 {Aldokhin,I (2413)-Yeletsky,I (2491) chess.com INT
2022 0-1 (43)}) 10. Nb3 Bxc3 11. Nxa5 $146 ({RR} 11. bxc3 Qc7 12. Bf4 e5 13.
Bg5 dxe4 14. Bxf6 e3 15. Qxe3 gxf6 16. O-O-O Bd7 17. Bc4 Rf8 18. Bd5 O-O-O 19.
Bxc6 bxc6 20. Rd2 Be6 21. Rhd1 Rxd2 22. Rxd2 Qb6 23. Qh6 Rd8 24. Rxd8+ Qxd8 25.
Qxh7 f5 {Sebag,M (2227)-Karwade,E Oropesa del Mar 2000 1/2-1/2 (49)}) 11...
Bxd2+ 12. Bxd2 Nxa5 13. Bxa5 dxe4 14. fxe4 Nxe4 15. Bd3 Nc5 16. Be2 b6 17. Bc3
O-O 18. Rd1 Bb7 19. Bd4 Rad8 20. O-O Ba6 21. c4 Nb3 22. Be5 Na5 23. Bd6 Rfe8
24. Rf4 e5 25. Re4 f6 26. b4 Nb7 27. c5 Bxe2 28. Rxe2 bxc5 29. Red2 Nxd6 30.
Rxd6 Rxd6 31. Rxd6 cxb4 32. axb4 Rb8 33. Rd7 a6 34. Rd6 Rxb4 35. Rxa6 Rb2 36.
Ra7 h6 37. h3 Kh7 38. Kh2 Kg6 39. Kg3 Rb6 40. Re7 h5 41. Kf3 Rb3+ 42. Kf2 h4
43. Ra7 Rg3 44. Ra4 Kg5 45. Ra7 g6 46. Ra4 f5 47. Ra5 e4 48. Ra2 Rd3 49. Rb2
Kf4 50. Rb4 Rd2+ 51. Kf1 Kg3 52. Rb6 Rf2+ 53. Ke1 Rxg2 54. Rxg6+ Kxh3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Matsuura, Everaldo"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2462"]
[BlackElo "2580"]
[PlyCount "50"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. f3 Nbd7 7. O-O-O Nb6 8. Bd3
({RR} 8. h4 b4 9. Nb1 a5 10. Nh3 d5 11. e5 Nh5 12. Qe1 Bxh3 13. Rxh3 Ng7 14.
Bh6 Ne6 15. Bxf8 Rxf8 16. Rh2 Qc7 17. h5 c5 18. dxc5 Qxc5 19. hxg6 hxg6 20. g3
Rc8 21. f4 Nd4 22. Qf2 b3 {Erigaisi,A (2725)-Carlsen,M (2861) chess24.com INT
2022 0-1 (48)}) 8... Bb7 ({RR} 8... b4 9. Nce2 a5 10. g4 Qc7 11. h4 h5 12. gxh5
Nxh5 13. Kb1 Bg7 14. Nh3 Bxh3 15. Rxh3 c5 16. dxc5 dxc5 17. Bb5+ Kf8 18. Nf4
Nxf4 19. Bxf4 Be5 20. Bxe5 Qxe5 21. Rhh1 Kg7 22. f4 Qxe4 23. Rhe1 {Su,D (1922)
-Szyszylo,R (2071) chess.com INT 2023 1-0 (31)}) 9. g4 Qc7 10. Nce2 $146 ({RR} 
10. g5 Nfd7 11. h4 Bg7 12. h5 Rg8 13. f4 b4 14. Nce2 c5 15. dxc5 Nxc5 16. Qxb4
a5 17. Qa3 Nxe4 18. Rh2 Nc5 19. hxg6 hxg6 20. Bd4 {1/2-1/2 (20) Blasl,D (2070)
-Testor,S (2075) Austria 2000}) ({RR} 10. h4 O-O-O 11. h5 Rg8 12. Nh3 Bg7 13.
hxg6 hxg6 14. Ng5 e6 15. Bxb5 cxb5 16. Nxb5 Qd7 17. Nxa7+ Kb8 18. d5 Nc4 19.
Qb4 Nxe3 20. Nc6+ Kc8 21. Nxd8 Nxd1 22. Ndxf7 Nxb2 23. Nxd6+ Kb8 24. Nxe6 Na4 {
Canfell,G (2285)-De Groen,M Sydney 1996 1-0 (32)}) 10... e5 11. g5 Nfd7 12. Nh3
a6 13. Kb1 O-O-O 14. c3 d5 15. Nf2 c5 16. Qc1 Bg7 17. h4 Kb8 18. h5 Ka8 19. h6
Bf8 20. Ng4 Bd6 21. dxc5 Nxc5 22. Nf6 Be7 23. Nxd5 Nxd5 24. exd5 Nxd3 25. Rxd3
Bxd5 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Araujo, Adalberto"]
[Black "Da Silva, Alessandro Rodrigue"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2258"]
[BlackElo "2204"]
[PlyCount "106"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 Nc6 6. c4 Nxd4 7. Qxd4 g6 8.
Nc3 Bg7 9. Bg5 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. Be2 Rfc8 13. b3 a6 14. Nd5 Qxd2+
15. Kxd2 Bxd5 16. cxd5 Kf8 17. Rxc8+ Rxc8 18. Rc1 Rxc1 19. Kxc1 Ke8 20. b4 Kd8
21. Kc2 Nd7 $146 ({RR} 21... Kc7 22. a4 h6 23. Bh4 Bh8 24. Kd2 Bg7 25. Bd3 g5
26. Bf2 Nd7 27. Kc2 Ne5 28. Be2 e6 29. dxe6 fxe6 30. Bd4 Bf8 31. Bc3 Ng6 32.
Bc4 Kd7 33. b5 axb5 34. Bxb5+ Kc7 35. Bc4 Kd7 36. Ba5 {Feofanov,A (2098)
-Kharchenko,A (2112) Kemerovo 2014 1-0 (70)}) 22. Be3 Kc7 23. Kb3 h5 24. a4 Be5
25. f4 Bg7 26. a5 Nf6 27. Bd4 Bh6 28. Bxf6 exf6 29. g3 h4 30. b5 axb5 31. Bxb5
hxg3 32. hxg3 Kd8 33. Ka4 g5 34. f5 g4 35. Be2 Be3 36. Bxg4 Bf2 37. Bh5 Bxg3
38. Bxf7 Kc7 39. Kb5 Be5 40. Be8 Bc3 41. Bh5 Be5 42. Bf3 Bf4 43. Bg2 Be5 44.
Kc4 Bg3 45. Bf3 Be5 46. Bd1 Bg3 47. Ba4 Be1 48. Kb5 Bc3 49. Bd1 Be5 50. Bf3 Bf4
51. Bg2 Be5 52. Bh3 Bf4 53. Bg4 Be5 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Azevedo, Alcides Alexandre"]
[Black "Matsuura, Frederico"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "2175"]
[BlackElo "2280"]
[PlyCount "90"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 Qxd5 5. Nf3 Nf6 6. a3 Bxc3+ 7. bxc3 c5 ({
RR} 7... b6 8. c4 Qd6 9. a4 Nbd7 10. a5 Bb7 11. Be2 O-O {1/2-1/2 (11) Kostic,N
(2325)-Rajkovic,D (2485) Nis 1996}) ({RR} 7... b6 8. c4 Qe4+ 9. Be3 Bb7 10. Bd3
Qg4 11. Be2 Nbd7 12. O-O Qg6 13. Bf4 h5 14. Nh4 Qh7 15. Bf3 O-O-O 16. a4 a5 17.
Rb1 e5 18. Bxb7+ Kb8 19. Qf3 exf4 20. Ba6 Qe4 21. Rfe1 Qxf3 22. Nxf3 {Vallejo
Diaz,J (2363)-Chemin,J (2040) chess.com INT 2023 1-0}) 8. Be2 O-O 9. O-O Nc6
10. c4 $146 ({RR} 10. Rb1 Rd8 11. Be3 Qd6 12. Qd3 Nd5 13. Ng5 f5 14. Bf3 Qe7
15. Nh3 Nxe3 16. fxe3 Ne5 17. Qb5 Nxf3+ 18. Rxf3 b6 19. Qb3 Bb7 20. Rg3 Bd5 21.
c4 Be4 22. Rd1 Rac8 23. c3 Qc7 24. Nf4 Qf7 {Koehler,I (1991)-Slonimskij,A 
(2114) Pardubice CZE 2018 0-1 (65)}) 10... Qd7 11. c3 Rd8 12. Be3 Ng4 13. Qc2
Nxe3 14. fxe3 Qe7 15. Bd3 h6 16. Bh7+ Kh8 17. Be4 Bd7 18. Bxc6 Bxc6 19. Ne5 Be8
20. Qf2 f6 21. Qh4 Rac8 22. Rf2 Rc7 23. Ng4 Bg6 24. Rd2 cxd4 25. cxd4 Bf5 26.
Nf2 Rxc4 27. e4 Rcxd4 28. Rc2 Bg6 29. Qg3 Bxe4 30. Rc7 R8d7 31. Rc8+ Kh7 32.
Re1 Bc6 33. Qh3 f5 34. Qe3 Be4 35. Qb3 Bd5 36. Qc3 Qg5 37. g3 Qd2 38. Qa1 Re4
39. Rd1 Qe2 40. Rc3 Re3 41. Rxe3 Qxe3 42. Rd3 Qb6 43. Qd1 Rc7 44. Rd4 Qb2 45.
Rb4 Qxa3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Assumpcao, Roberto"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E20"]
[BlackElo "2489"]
[PlyCount "108"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 Nh5 5. Nh3 f5 6. Bg5 Be7 7. Bxe7 Qxe7 8. e3
({RR} 8. e4 O-O 9. e5 f4 10. Bd3 d6 11. exd6 Qh4+ 12. Nf2 cxd6 13. O-O Nc6 14.
Nce4 Qe7 15. Bc2 d5 16. cxd5 exd5 17. Nc3 Nf6 18. Re1 Qb4 19. Bb3 Rd8 20. Nfe4
Qxd4+ 21. Qxd4 Nxd4 22. Nxf6+ gxf6 {Belous,V (2584)-Dubov,D (2614) Moscow 2014
1-0 (36)}) 8... O-O 9. Qd2 d6 10. O-O-O $146 ({RR} 10. Be2 c6 11. O-O-O Nf6 12.
Nf2 Nbd7 13. e4 fxe4 14. Nfxe4 Nxe4 15. Nxe4 d5 16. Nc3 dxc4 17. Bxc4 Nb6 18.
Bb3 a5 19. a3 a4 20. Bc2 Qf6 21. Rhe1 Nc4 22. Qd3 Qh6+ 23. Kb1 b5 24. g3 Ba6 {
Rubinetti,J (2445)-Pingas,B (2270) Buenos Aires 1990 1-0 (47)}) 10... Nf6 11.
Nf4 c6 12. Nd3 Na6 13. f4 b5 14. Nf2 bxc4 15. Bxc4 Nc7 16. Rhg1 Ne4 17. Ncxe4
fxe4 18. Qb4 a5 19. Qa3 Nb5 20. Bxb5 cxb5 21. Nxe4 b4 22. Qd3 Ba6 23. Qd2 Qf7
24. Ng3 e5 25. dxe5 dxe5 26. Qd5 exf4 27. exf4 Qxd5 28. Rxd5 Bc4 29. Rd7 Bxa2
30. Re1 Rxf4 31. Rxg7+ Kxg7 32. Nh5+ Kg6 33. Nxf4+ Kf5 34. Ne2 a4 35. Nd4+ Kg6
36. Nc2 Rc8 37. Kd2 Rd8+ 38. Kc1 b3 39. Na3 Kf5 40. Re7 h5 41. Rc7 Kf4 42. Rc3
Rd5 43. Rh3 Ke4 44. Rf3 Rg5 45. Rf2 Ke3 46. Rd2 Rg4 47. Kd1 Rf4 48. Ke1 Rf1+
49. Kxf1 Kxd2 50. Nc4+ Kc1 51. Kf2 Bb1 52. Ke3 Bg6 53. Kd4 Bf7 54. Nb6 a3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2308"]
[BlackElo "2409"]
[PlyCount "73"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 c5 3. e3 Bg7 4. Be2 Nf6 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. Nbd2
({RR} 8. dxc5 bxc5 9. c4 d6 10. Nc3 Nbd7 11. Rc1 a5 12. h3 Bc6 13. Nd2 a4 14.
Nb5 Qb6 15. Bf3 Rfb8 16. Bxc6 Qxc6 17. Qc2 d5 18. Rfd1 axb3 19. axb3 e6 20. Nf3
Ra2 21. Qb1 Ra6 22. Ne5 Qb7 {Lehtosaari,M (2177)-Erigaisi,A (2701) chess.com
INT 2023 0-1 (68)}) 8... Nc6 ({RR} 8... d6 9. c4 e6 10. Ne1 Nc6 11. Nc2 Rc8 12.
a3 Qe7 13. b4 Rfd8 14. Qc1 Nb8 15. Bc3 cxd4 16. exd4 Nd5 17. Nb1 Nxc3 18. Nxc3
d5 19. c5 bxc5 20. bxc5 e5 21. Qe3 Re8 22. Bd3 Qf8 23. Rab1 {Kozlov,O (2370)
-Malaniuk,V (2585) Nis 1996 0-1}) 9. Ne5 $146 ({RR} 9. Re1 Rc8 10. Nf1 cxd4 11.
exd4 d5 12. Rc1 Qc7 13. Ne3 Qb8 14. Bf1 Rfd8 15. a3 e6 16. h3 Ne4 17. Qe2 Bh6
18. Ng4 ({RR} 18. Nd2) 18... Bxc1 19. Bxc1 h5 20. Nge5 Nxd4 {0-1 (20) Sockel,K
(1973)-Peschel,A (2187) Leverkusen 2005}) ({RR} 9. c4 cxd4 10. Nxd4 Nxd4 11.
Bxd4 d6 12. Bf3 Qd7 13. Bxb7 Qxb7 14. Qf3 Qd7 15. Ne4 Nxe4 16. Qxe4 Rac8 17. a4
Bxd4 18. Qxd4 Rc5 19. Rfd1 Qe6 20. Rac1 Rfc8 21. e4 a6 22. Rc3 b5 23. axb5 axb5
{Blaho,S (2215)-Banas,J (2337) Slovakia 2005 1/2-1/2 (63)}) 9... Qc7 10. Nxc6
Bxc6 11. c4 cxd4 12. exd4 d5 13. Nf3 Nd7 14. Qd2 Rfd8 15. Rac1 Qb7 16. Qf4 e6
17. Rfd1 Rac8 18. h4 dxc4 19. bxc4 Qb8 20. Qe3 Qa8 21. h5 Nf6 22. hxg6 hxg6 23.
Qf4 Ba4 24. Re1 Qe4 25. Qh2 Qf5 26. Ne5 Ne4 27. Nf3 Bc6 28. Bd3 Qg4 29. Bxe4
Bxe4 30. Rxe4 Qxe4 31. Ng5 Qf5 32. Qh7+ Kf8 33. Ba3+ Rc5 34. dxc5 bxc5 35. Nf3
Rd3 36. Qh4 g5 37. Bxc5+ 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Limp, Eduardo Thelio"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2529"]
[BlackElo "2445"]
[PlyCount "72"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e4 c5 6. e5 cxd4 7. a3 Bxc3+ 8.
bxc3 Ne8 9. cxd4 Nc6 10. Nf3 d6 11. Bb2 dxe5 12. dxe5 Nc7 $146 ({RR} 12... f5
13. Be2 Rf7 14. O-O h6 15. Rfd1 Rd7 16. c5 Rxd1+ 17. Rxd1 Qe7 18. Nd2 Nc7 19.
Bf3 Na6 20. Nc4 Qxc5 21. Qe2 Qb5 22. Qc2 Qc5 23. Qe2 Qb5 24. h4 Nc7 25. Qc2 Qc5
26. Qb3 Rb8 27. Bxc6 {Zubov,A (2564)-Kravtsiv,M (2549) Poltava 2008 1-0 (35)})
13. Bd3 h6 14. Qe2 Na6 15. Qe4 g6 16. O-O-O Qe7 17. Qf4 Kg7 18. h4 Nc5 19. Bc2
Na5 20. h5 g5 21. Qf6+ Qxf6 22. exf6+ Kg8 23. Ne5 b6 24. f4 Ba6 25. Ng4 gxf4
26. Nxh6+ Kh8 27. Rh4 e5 28. Bxe5 Nxc4 29. Bd6 Nxd6 30. Rxd6 Rac8 31. Kb2 Bb7
32. Rxf4 Rce8 33. Rg4 Be4 34. Bxe4 Rxe4 35. Rd8 Re2+ 36. Kc3 Ne4+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2094"]
[BlackElo "2261"]
[PlyCount "98"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nd7 5. h3 Ngf6 6. Be2 O-O 7. O-O b6 8. c4
e6 ({RR} 8... Bb7 9. Qc2 Ne4 10. d5 Nec5 11. Nc3 a5 12. e4 e5 13. Bg5 Qe8 14.
Rae1 h6 15. Be3 Qe7 16. g3 Bc8 17. Kg2 Nf6 18. b3 Nh7 19. Nh4 h5 20. a3 Ng5 21.
Rh1 a4 22. b4 Nb3 23. Bd1 {Savchenko,B (2609)-Demchenko,A (2578) Belorechensk
2012 0-1 (57)}) ({RR} 8... Bb7 9. Nfd2 e5 10. Bh2 Qe7 11. Nc3 Rfe8 12. Bf3 Bxf3
13. Nxf3 exd4 14. exd4 Ne4 15. Nd5 Qd8 16. Re1 Ndf6 17. Ne3 Qd7 18. Qb3 c6 19.
Rac1 Rac8 20. Rcd1 Re7 21. Qa4 Rce8 22. Kf1 Bh6 23. Nc2 {Bacallao Alonso,Y 
(2590)-Karsten,J (2292) chess.com INT 2023 0-1 (39)}) 9. Nc3 Bb7 10. Rc1 Ne4
$146 ({RR} 10... Re8 11. b4 a5 12. a3 e5 13. Bh2 exd4 14. Nxd4 Ne5 15. Qc2 Qe7
16. Rfd1 Red8 17. Ncb5 c6 18. Nc3 Rac8 19. Na4 Qc7 20. c5 dxc5 21. bxc5 b5 22.
Nb6 Rb8 23. Nf3 Ne8 24. Qe4 f6 25. Nxe5 {Rosiak,A (1828)-Siergiej,I (1677)
Leba 2008 1/2-1/2 (53)}) 11. Nxe4 Bxe4 12. Nd2 Bb7 13. Bf3 Bxf3 14. Nxf3 Qe7
15. b4 a5 16. a3 axb4 17. axb4 e5 18. Bh2 e4 19. Nd2 f5 20. Nb1 Qf7 21. Nc3 Nf6
22. Nb5 Nh5 23. c5 dxc5 24. bxc5 f4 25. cxb6 cxb6 26. Rc7 Qd5 27. Rxg7+ Kxg7
28. Nc7 Qf5 29. Nxa8 Rxa8 30. Qg4 b5 31. Bxf4 Nxf4 32. Qxf4 Qxf4 33. exf4 b4
34. Rb1 Rb8 35. Kf1 Kf6 36. Ke2 Ke6 37. g4 Kd5 38. Ke3 b3 39. f5 gxf5 40. gxf5
b2 41. Kf4 Rb3 42. Kg5 Rb7 43. f6 Kxd4 44. f7 Rxf7 45. Rxb2 Rf3 46. h4 Rh3 47.
h5 Rh2 48. Re2 Kd3 49. Ra2 Rh1 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Galati, Mario Augusto"]
[Black "Caldeira, Adriano"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2195"]
[BlackElo "2320"]
[PlyCount "49"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. a3 c5 6. d5 d6 ({RR} 6... g6 7. e4
Bg7 8. e5 Ng4 9. Bf4 exd5 10. h3 Nxe5 11. Nxe5 O-O 12. Be2 dxc4 13. O-O d5 14.
Bf3 Nc6 15. Bxd5 Nxe5 16. Bxb7 Nd3 17. Bxa8 Qxa8 18. Bh2 Nxb2 19. Qc2 Nd3 20.
Rab1 Rd8 21. Nb5 {Gharibyan,M (2433)-Papp,G (2602) chess.com INT 2020 0-1 (48)}
) 7. e4 e5 8. Be2 ({RR} 8. Bd3 Nbd7 9. O-O h6 10. b4 Be7 11. Nh4 Nxd5 12. exd5
Bxh4 13. Qg4 Bg5 14. f4 exf4 15. Bxf4 O-O 16. Bxd6 Nf6 17. Qg3 Nh5 18. Qe5 Re8
19. Qf5 Nf6 20. Be5 Bc8 21. Bxf6 Bxf5 22. Bxd8 Be3+ {Nyazi,N (2224)-Kandil,A 
(2280) Giza EGY 2023 0-1}) 8... Be7 9. Rb1 $146 ({RR} 9. O-O O-O 10. Ne1 Nbd7
11. Nd3 a6 12. a4 Ne8 13. f4 Bf6 14. Qe1 Bc8 15. Bg4 exf4 16. Bxf4 Bd4+ 17. Kh1
Ne5 18. Nxe5 dxe5 19. Bxc8 Rxc8 20. Bd2 Nd6 21. b3 Qd7 22. Rf3 Rce8 23. Qh4 f5
{Ostmoe,G-Lilleoren,D Norway 2000 1-0 (32)}) ({RR} 9. O-O h6 10. h3 Nbd7 11.
Nh2 Nf8 12. Bg4 Bc8 13. f4 exf4 14. Bxf4 Ng6 15. Bg3 O-O 16. Bxc8 Rxc8 17. Nf3
Qc7 18. Re1 Nd7 19. Qe2 a6 20. e5 dxe5 21. Bxe5 Ndxe5 22. Nxe5 Nxe5 23. Qxe5
Bd6 {Schmekel,F (1751)-Sonnhalter,S (1837) Hannover 2012 1/2-1/2 (60)}) 9...
O-O 10. O-O Ne8 11. b4 Bc8 12. Ne1 g6 13. Nd3 f5 14. f4 Nf6 15. fxe5 Nxe4 16.
Nxe4 fxe4 17. exd6 Bxd6 18. Nf4 Qe7 19. Bg4 Na6 20. Ne6 Rxf1+ 21. Qxf1 Nc7 22.
Bg5 Qf7 23. Qxf7+ Kxf7 24. bxc5 Be5 25. Rf1+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.15"]
[Round "3"]
[White "Chemin, Vitorio"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2363"]
[BlackElo "2358"]
[PlyCount "105"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. O-O Nbd7 7. h3 c6 8. c4
a6 9. a4 a5 10. Nc3 Qe8 ({RR} 10... b6 11. e4 Bb7 12. e5 Ne8 13. exd6 Nxd6 14.
Qd2 Nf5 15. Rad1 e6 16. Bg5 Qe8 17. g4 Ne7 18. Rfe1 f6 19. Bh6 g5 20. Bxg7 Kxg7
21. Bd3 Ng6 22. Bxg6 hxg6 23. Qe3 c5 24. Nb5 cxd4 25. Nfxd4 {Stocek,J (2591)
-Korobov,A (2663) Rijeka 2010 1-0}) ({RR} 10... Re8 11. Bh2 Qb6 12. Qc2 Nb8 13.
e4 Na6 14. Rad1 Nd7 15. Bf4 e5 16. Be3 Qc7 17. Rfe1 Nb4 18. Qb1 exd4 19. Nxd4
Nc5 20. Bf1 {1/2-1/2 (20) Cioara,A (2417)-Vavric,P (2367) Mamaia ROU 2019}) ({
RR} 10... Ne8 11. Qd2 Qc7 12. Bh2 e5 13. Rad1 h6 14. Qc2 f5 15. c5 d5 16. Na2
g5 17. Nc1 g4 18. hxg4 fxg4 19. Nh4 Qd8 20. Ng6 e4 21. Bxg4 {1-0 (21) Milos,G 
(2563)-Di Berardino,D (2370) Guarulhos 2006}) 11. Bh2 b6 $146 ({RR} 11... h6
12. Rb1 {1/2-1/2 (12) La Flair,R (2345)-Ritter,M (2400) Mineola 1994}) ({RR} 
11... Kh8 12. Qb3 b6 13. Rad1 Ba6 14. Rfe1 c5 15. d5 Qc8 16. Bf1 Qc7 17. e4 Ne5
18. Nh4 Ne8 19. f4 Nd7 20. Nf3 f6 21. Qc2 Rd8 22. h4 Bc8 23. h5 gxh5 24. f5 Bh6
25. Qf2 Ne5 26. Qh4 {Davidovic,A (2410)-Nolte,R Manila 1992 1-0 (46)}) 12. e4
e5 13. dxe5 dxe5 14. Qc2 Qe7 15. Rfd1 Ne8 16. Rab1 Nc7 17. Qd2 Re8 18. Qd6 Qxd6
19. Rxd6 Re6 20. Rbd1 Rxd6 21. Rxd6 Ne8 22. Rd1 f6 23. Ne1 Kf7 24. f4 exf4 25.
Bxf4 Nc5 26. Nf3 Bf8 27. e5 f5 28. Be3 Ne6 29. Ng5+ Nxg5 30. Bxg5 Bc5+ 31. Kh2
Be6 32. g4 Ng7 33. Kg3 Ra7 34. Rd8 Rd7 35. Rh8 Bd4 36. Bf6 Ne8 37. Rxh7+ Kg8
38. Rh8+ Kf7 39. g5 Nxf6 40. exf6 Be5+ 41. Kf3 Rd2 42. Rh7+ Kf8 43. Re7 Rd6 44.
Nd1 Bd4 45. h4 Bf7 46. Rc7 Bc5 47. Rc8+ Be8 48. h5 gxh5 49. Kf4 Rd4+ 50. Kxf5
Rh4 51. g6 Bd6 52. g7+ Kf7 53. Rxe8 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Tasoko, Toshinobu"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2094"]
[BlackElo "1935"]
[PlyCount "71"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 c5 5. c3 Bb7 6. Nbd2 Be7 7. h3 O-O 8. Be2
Nd5 ({RR} 8... cxd4 9. exd4 d6 10. O-O Nbd7 11. a4 a6 12. Bh2 Qc7 13. Re1 Rfe8
14. Bd3 Nf8 15. a5 b5 16. c4 bxc4 17. Nxc4 Nd5 18. Rc1 Qd7 19. Bc2 Rac8 20. Ba4
Bc6 21. Bxc6 Rxc6 22. b3 Qb7 23. Qd3 {Bortnyk,O (2552)-Kryakvin,D (2529) Minsk
2015 1-0 (39)}) ({RR} 8... d6 9. O-O Nbd7 10. Nc4 Ne4 11. Nfd2 Nxd2 12. Nxd2
Rc8 13. Bf3 Bxf3 14. Qxf3 d5 15. a4 c4 16. e4 dxe4 17. Nxe4 Nb8 18. Bxb8 Rxb8
19. Nd2 Qd5 20. Rfe1 Qxf3 21. Nxf3 Rfd8 22. Nd2 Rbc8 23. g3 {Vaibhav,J (2269)
-Solodovnichenko,Y (2514) Roquetas de Mar ESP 2023 1/2-1/2 (31)}) 9. Bh2 cxd4
$146 ({RR} 9... f5 10. O-O Nc6 11. Ne5 d6 12. Nxc6 Bxc6 13. Bf3 Qd7 14. dxc5
bxc5 15. e4 fxe4 16. Bxe4 Nc7 17. Qc2 Bxe4 18. Nxe4 Qc6 19. Rae1 c4 20. Nd2 Rf6
21. Qe4 d5 22. Qe2 Bd6 23. Bxd6 Qxd6 24. Nf3 {Cofman,V (2145)-Krivoborodov,E 
(2519) Fuerth 2016 0-1 (71)}) 10. exd4 Nc6 11. O-O g5 12. Re1 f5 13. Ne5 Nf6
14. Bf3 Qc8 15. Nxc6 Bxc6 16. Bxc6 Qxc6 17. Nf3 Ne8 18. d5 Qb5 19. dxe6 d6 20.
Nd4 Qc5 21. Qf3 Ng7 22. Nc6 Rae8 23. b4 Qc4 24. Nxe7+ Rxe7 25. Bxd6 g4 26. Qe2
Qxe2 27. Rxe2 Rxe6 28. Rxe6 Nxe6 29. Bxf8 Nxf8 30. hxg4 fxg4 31. c4 Kf7 32. Rd1
Ke6 33. c5 bxc5 34. bxc5 Nd7 35. c6 Nb6 36. c7 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Limp, Eduardo Thelio"]
[Black "Assumpcao, Roberto"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2445"]
[PlyCount "35"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 {Huebner,R} Nf6 2. Nf3 d5 3. c4 c6 4. e3 a6 5. Nbd2 b5 6. cxd5 cxd5 7.
Ne5 ({RR} 7. a4 b4 8. Bd3 a5 9. Nb3 e6 10. O-O Ba6 11. Bxa6 Nxa6 12. Qd3 Nc7
13. Ne5 Bd6 14. Nc6 Bxh2+ 15. Kxh2 Ng4+ 16. Kg3 Qg5 17. f4 Qh5 18. Ne5 Nf6 19.
Nc5 g5 20. f5 Qh4+ 21. Kf3 Qh5+ {Samunenkov,I (2501)-Ginzburg,Y (2405) chess.
com INT 2023 1-0 (68)}) 7... e6 ({RR} 7... Nbd7 8. a4 b4 9. Nb3 e6 10. Nxd7
Bxd7 11. Bd3 ({RR} 11. a5) 11... a5 12. Qe2 ({RR} 12. Bd2) 12... Bd6 13. Bb5
O-O 14. Bd2 Bxb5 15. Qxb5 Ne4 16. f3 ({RR} 16. O-O Bxh2+ 17. Kxh2 Qc7+ 18. Kg1
Qc2) ({RR} 16. h3 Bc7 17. Rc1) 16... Qh4+ 17. Ke2 Qf2+ 18. Kd3 Rfb8 19. Qd7
Qxg2 20. fxe4 ({RR} 20. Rhf1 Rc8 21. Rac1 Rxc1 22. Rxc1 Qxf3 23. Rc8+ Rxc8 24.
Qxc8+ Bf8 25. Kc2 Qf5) 20... dxe4+ 21. Kc2 Rc8+ 22. Kb1 {Karpov,A (2682)
-Shirov,A (2726) Tallinn 2005 CBM 105 [Huebner,R] 0-1 (33)}) 8. Bd3 ({RR} 8. a4
b4 9. a5 Be7 10. Qa4+ Nfd7 11. Nd3 O-O 12. Nxb4) 8... Nfd7 $146 ({RR} 8... Bd6
9. Ndf3 O-O 10. O-O Nbd7 11. Bd2 Bb7 12. Qe1 Qe7 13. Rc1 Rfc8 14. Qe2 Nb6 15.
b3 Ba3 16. Rxc8+ Rxc8 17. Ng5 Rf8 18. Ba5 Nc8 19. Qc2 g6 20. b4 Ne4 21. Nxe4
dxe4 22. Bxe4 Nd6 23. Bxb7 {Granara Barreto,S (2237)-Tenti,J (2182) Villa
Martelli 2004 1-0 (50)}) ({RR} 8... Nbd7 9. f4 Bb7 10. O-O Be7 11. Qf3 O-O 12.
g4 Nxe5 13. fxe5 Nd7 14. Qh3 g6 15. Nf3 Re8 16. Bd2 f5 17. Rf2 Kh8 18. Rg2 Rg8
19. Kh1 Qf8 20. Rag1 Qf7 21. gxf5 gxf5 22. Ng5 Bxg5 23. Rxg5 {Villamayor,B 
(2469)-Laylo,D (2504) Manila 2008 1-0 (65)}) 9. f4 Nxe5 10. fxe5 Qh4+ 11. g3
Qh3 12. Qe2 Nd7 13. Nf3 Bb4+ 14. Bd2 Bxd2+ 15. Kxd2 f6 16. exf6 gxf6 17. Nh4 f5
18. Qh5+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Marra, Eduardo da Costa"]
[Black "Ramos, Angelo Bil"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2261"]
[BlackElo "2135"]
[PlyCount "46"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. O-O Nf6 7. Ng5 O-O 8. f4
Bg4 9. Nf3 exf4 10. Bxf4 Ne5 ({RR} 10... Nh5 11. Be3 Ne5 12. Nxe5 Bxd1 13. Nxf7
Rxf7 14. Bxf7+ Kh8 15. Raxd1 Nf6 16. h3 Qb6 17. Bb3 Rf8 18. Rf2 Qd8 19. Rdf1 h6
20. Ne2 g5 21. Ng3 Nd7 22. Nf5 Rf6 23. h4 gxh4 24. Bxh6 Rg6 25. Bf7 {Cantero,R
(2083)-Larrea,M (2323) Asuncion PAR 2023 0-1 (54)}) 11. Qd2 Nxf3+ 12. gxf3 Bh3
13. Rfd1 $146 ({RR} 13. Rfe1 Nh5 14. Be3 Bh4 15. Nd5 Bxe1 16. Rxe1 Kh8 17. f4
f5 18. e5 dxe5 19. fxe5 b5 20. Bb3 Rc8 21. e6 Qh4 22. e7 Rfe8 23. c4 Nf6 24.
Bg5 Qg4+ 25. Kh1 bxc4 26. Nxf6 Qf3+ 27. Kg1 Rxe7 {Klimakovs,S (2313)-Moiseenko,
A (2628) Riga LAT 2019 0-1}) 13... Be6 14. Qe2 Nh5 15. Be3 Bg5 16. Nd5 Bxd5 17.
Bxd5 Bf4 18. Kh1 Qh4 19. Qf2 Qh3 20. Rg1 g6 21. Rg4 Bxe3 22. Qxe3 Nf6 23. Rg5
h6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Miranda, Roberto Calheiros J"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2208"]
[BlackElo "2409"]
[PlyCount "82"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c3 g6 4. dxc5 Bg7 5. Bf4 ({RR} 5. Nbd2 Na6 6. Nb3 Ne4 7.
Be3 Qc7 8. Qd5 f5 9. Nfd2 Nf6 10. Qc4 Ng4 11. Bf4 Qc6 12. e3 Ne5 13. Bxe5 Bxe5
14. Nf3 Bf6 15. O-O-O Nc7 16. Nfd4 Qe4 17. h4 e6 18. Rd2 a6 19. Be2 Rb8 {
Baramidze,D (2591)-Bologan,V (2656) Germany 2011 0-1 (55)}) ({RR} 5. b4 O-O 6.
Bb2 b6 7. cxb6 axb6 8. e3 d5 9. Be2 Qc7 10. O-O e6 11. Nbd2 Ne8 12. Qb3 Nd6 13.
a4 Bd7 14. Rfc1 Rc8 15. b5 Nc4 16. Nxc4 dxc4 17. Qc2 e5 18. Ba3 Bf5 19. e4 Bg4
{Malinowski,S (1902)-Wieczorek,M (1903) Jastrzebia Gora POL 2023 1/2-1/2 (61)})
5... Nc6 6. Nbd2 $146 ({RR} 6. e3 O-O 7. Na3 Ne4 8. Qc2 Nxc5 9. Be2 d5 10. O-O
e5 11. Bg5 f6 12. Bh4 g5 13. Bg3 f5 14. h3 e4 15. Nd4 f4 16. exf4 gxf4 17. b4
fxg3 18. Nxc6 bxc6 19. bxc5 gxf2+ 20. Rxf2 Rxf2 {Cinelli,R (2006)-Ferrara,A 
(2261) Buenos Aires 2001 0-1}) ({RR} 6. Qc2 O-O 7. Nbd2 Nh5 8. Bg5 d6 9. cxd6 {
1/2-1/2 (9) Osmani,A (1893)-Ajvazi,R (2143) Kukes 2014}) 6... Nh5 7. Be3 f5 8.
Nc4 f4 9. Bc1 b6 10. Qd5 Bb7 11. Ng5 Qc7 12. Qf7+ Kd8 13. cxb6 axb6 14. Qd5 Nd4
15. Nf7+ Kc8 16. Nxb6+ Qxb6 17. Qc4+ Qc6 18. Qxc6+ Nxc6 19. Nxh8 Bxh8 20. e3
Na5 21. Bd3 Nb3 22. Rb1 Nxc1 23. Rxc1 Rxa2 24. Rb1 Bxg2 25. Rg1 Bc6 26. Rg4 Bf6
27. e4 Be5 28. f3 Nf6 29. Rg5 d6 30. Bc4 Ra4 31. Bb3 Ra5 32. Rg1 Kd7 33. Bc2 d5
34. Rd1 Kc7 35. exd5 Nxd5 36. Kf2 Ne3 37. Rd2 Bf6 38. Bd3 Rh5 39. Rh1 Bh4+ 40.
Ke2 Rg5 41. Be4 Bb5+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Matsuura, Frederico"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2280"]
[BlackElo "2308"]
[PlyCount "85"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. f3 Nd6 5. Nc3 c6 6. e4 Qa5 ({RR} 6... Qb6 7.
Qd2 e6 8. O-O-O dxe4 9. fxe4 Qa5 10. Kb1 Nd7 11. Nd5 {1-0 (11) Mamedyarov,S 
(2743)-Polgar,J (2685) Dubai 2014}) 7. Qd2 e6 8. Nh3 $146 ({RR} 8. g4 a6 9. e5
Nb5 10. Bxb5 axb5 11. Nge2 b4 12. Nd1 c5 13. O-O Nc6 14. f4 b6 15. f5 Ba6 16.
Qf4 Ra7 17. Rf2 Bxe2 18. Rxe2 Nxd4 19. Rf2 Qb5 20. Ne3 Ne2+ 21. Rxe2 Qxe2 22.
Re1 Qa6 {De Haro,M (2130)-Larrea,M (2189) Montevideo 1999 0-1}) ({RR} 8. Bd3
Nd7 9. Nge2 Nb6 10. exd5 cxd5 11. O-O Ndc4 12. Qg5 f6 13. Qh5+ Kd8 14. Qf7 Nd6
15. Bxf6+ gxf6 16. Qxf6+ Kc7 17. Qxh8 Bd7 18. Qxh7 Nbc4 19. b3 Nb2 20. Bg6 b5
21. a3 Qb6 22. Rfb1 Rd8 {Matsuura,F (2244)-Gunduz,U (2286) chess.com INT 2023
0-1 (37)}) ({RR} 8. Bf2 Be7 9. Bd3 Bd7 10. Nge2 b5 11. a3 Na6 12. O-O Qb6 13.
Rfe1 O-O 14. Ng3 Rae8 15. b3 Nc7 16. a4 a6 17. Nce2 f5 18. e5 Nb7 19. c4 bxc4
20. bxc4 Bb4 21. Reb1 a5 22. Qc2 dxc4 {Lainburg,V (2188)-Kuznetsova,L (2064)
Hockenheim 2007 1/2-1/2 (58)}) 8... b5 9. exd5 b4 10. Ne4 cxd5 11. Nxd6+ Bxd6
12. Qg5 Rg8 13. O-O-O Nc6 14. Kb1 Be7 15. Qh5 h6 16. Bd3 Bxh4 17. Qxh4 Qd8 18.
Qg3 Kf8 19. Rhe1 a5 20. Bb5 Na7 21. Ba4 Ba6 22. Nf4 Bc8 23. Nd3 g6 24. Nc5 Kg7
25. h4 Rf8 26. Re5 Qe7 27. h5 g5 28. f4 f6 29. Re3 Rd8 30. Rde1 Rd6 31. f5 Nc6
32. Bxc6 Rxc6 33. fxe6 Ba6 34. Qf3 Re8 35. Qxd5 Rd6 36. Qf5 Kh8 37. Qg6 Bc4 38.
Qxh6+ Kg8 39. Nd7 Rxe6 40. Rxe6 Bxe6 41. Nxf6+ Kf7 42. Qg6+ Kf8 43. Qxe8+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Da Silva, Alessandro Rodrigue"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2204"]
[BlackElo "2207"]
[PlyCount "43"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. h3 ({RR} 6. e5 dxe5 7.
Nxe5 O-O 8. d4 cxd4 9. cxd4 Nfd7 10. Nf3 Nb6 11. Nc3 Nc6 12. Be3 Bf5 13. Re1
Rc8 14. Rc1 Nb4 15. Qb3 a5 16. a3 Be6 17. Qd1 N4d5 18. Nxd5 Bxd5 19. Ne5 Nd7
20. Rxc8 Qxc8 {Hess,R (2624)-Moradiabadi,E (2570) Los Angeles 2012 1/2-1/2 (35)
}) 6... O-O 7. Qc2 Qc7 $146 ({RR} 7... e5 8. d4 cxd4 9. cxd4 exd4 10. Nxd4 Re8
11. Bg5 h6 12. Bxf6 Bxf6 13. Rd1 a6 14. Bc4 Bg7 {1/2-1/2 (14) Vagner,T (2237)
-Luch,M (2383) Teplice 2008}) ({RR} 7... Nc6 8. Rd1 e5 9. d4 cxd4 10. cxd4 exd4
11. Nxd4 Ne5 12. Nc3 a6 13. f4 Ned7 14. Be3 Re8 15. a4 Nc5 16. Bf3 Qe7 17. Re1
Bd7 18. Bf2 Rec8 19. e5 Ne8 20. Nd5 Qf8 21. Nb6 dxe5 22. fxe5 {Prohorov,O 
(2086)-Karolczuk,I (2328) chess.com INT 2022 1-0 (39)}) ({RR} 7... Nc6 8. d4
cxd4 9. cxd4 d5 10. e5 Ne4 11. Nc3 Nxc3 12. Qxc3 Bf5 13. Be3 Qb6 14. Rac1 Rfc8
15. Qd2 Na5 16. b3 Rxc1 17. Rxc1 Rc8 18. Rc5 Rxc5 19. dxc5 Qd8 20. b4 Nc6 21.
Bf4 Be4 22. b5 {Sztokbant,B (2257)-Batista,R (2087) Sao Bernardo do Campo 2015
0-1 (72)}) 8. d3 b5 9. Bf4 Nbd7 10. Nbd2 Bb7 11. Rfe1 e5 12. Bh2 d5 13. d4 cxd4
14. Nxd4 dxe4 15. Nxb5 Qc6 16. Nb3 e3 17. Bf1 a6 18. Na3 exf2+ 19. Qxf2 Qc7 20.
Qh4 Nh5 21. Rad1 Rfe8 22. Nc4 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "De Paula, Guilherme Bueno"]
[Black "Chemin, Vitorio"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2135"]
[BlackElo "2363"]
[PlyCount "30"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. Bc4 Nf6 5. Ng5 d5 6. exd5 Nxd5 7. d4 cxd4 8.
O-O Be7 9. Nxf7 Kxf7 10. Qf3+ Ke6 11. cxd4 ({RR} 11. a4 Rf8 12. Qe4 Kd6 13.
Qxd5+ Kc7 14. f4 Qxd5 15. Bxd5 Bf5 16. Bxc6 bxc6 17. fxe5 Bd3 18. Re1 c5 19.
Na3 Kc6 20. cxd4 cxd4 21. Bd2 Kd5 22. Nb5 Bxb5 23. axb5 Bc5 24. b4 Bb6 25. h4
Rac8 {Vlassov,N (2299)-Ilamparthi,A (2387) chess.com INT 2023 0-1 (42)}) 11...
b5 12. Bxb5 $146 ({RR} 12. Bd3 Nxd4 13. Qe4 Bb7 14. Re1 Kf7 15. Nc3 Qd7 16.
Qxe5 Bf6 17. Qh5+ g6 18. Qh6 Nxc3 19. bxc3 Nf3+ 20. gxf3 Qxd3 21. Be3 Qf5 22.
Rad1 Bxf3 {0-1 (22) Swiatnicki,A (2008)-Lapczynski,A (2050) Jastrzebia Gora
POL 2018}) 12... Nxd4 13. Qh3+ Kf7 14. Qh5+ g6 15. Qxe5 Bf6 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Caldeira, Adriano"]
[Black "Capatti, Eduardo"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2320"]
[BlackElo "2164"]
[PlyCount "39"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 a6 5. Qd2 Nd7 6. h4 ({RR} 6. f4 b5 7. Nf3
Bb7 8. O-O-O b4 9. Nd5 Bxd5 10. exd5 Ngf6 11. Qxb4 Nxd5 12. Qa5 N5f6 13. Bd3
O-O 14. f5 Qc8 15. Rhe1 Re8 16. Ne5 dxe5 17. dxe5 Ng4 18. e6 Nde5 19. exf7+
Nxf7 20. Bxe7 Qb7 {Kovalev,V (2598)-Smirin,I (2670) Moscow 2017 0-1 (36)}) ({RR
} 6. f4 c5 7. Nf3 b5 8. O-O-O Bb7 9. e5 Qc7 10. dxc5 dxe5 11. Nd5 Bxd5 12. Qxd5
Rc8 13. Nxe5 Nxe5 14. fxe5 Bxe5 15. c6 Qxc6 16. Qxc6+ Rxc6 17. Be2 h6 18. Bf3
Re6 19. Bd2 Nf6 20. Rhe1 g5 {Antolak,J (2281)-Solodovnichenko,Y (2490)
Figueira da Foz POR 2023 0-1 (67)}) 6... h5 7. O-O-O b5 8. e5 dxe5 $146 ({RR} 
8... Nb6 9. Bd3 dxe5 10. dxe5 Bb7 11. e6 f5 12. Qf4 Nd5 13. Nxd5 Qxd5 14. Qxc7
Nf6 15. Ne2 Rc8 16. Qa5 Ne4 17. Qa3 Nxg5 18. Nf4 Qe5 19. Nxg6 Qf6 20. Bxf5 Nxe6
21. Rhe1 Rc6 22. Be4 Rc7 23. Nxh8 {Grigoryan,K (2513)-Ibrayev,N (2406) Al Ain
2012 1-0 (44)}) 9. dxe5 Bxe5 10. Rh3 c6 11. Qe1 Qc7 12. Re3 f6 13. Nf3 b4 14.
Na4 Bd6 15. Red3 b3 16. axb3 fxg5 17. Rxd6 g4 18. Ng5 Ngf6 19. Qe6 Rf8 20. Bd3
1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Coelho, Luis Henrique"]
[Black "Araujo, Adalberto"]
[Result "1-0"]
[ECO "C99"]
[WhiteElo "2381"]
[BlackElo "2258"]
[PlyCount "75"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Rd8 14. b3 Nc6 15.
Bb2 Nxd4 16. Nxd4 exd4 17. Rc1 Qb7 18. Bxd4 Be6 19. Nf1 Rac8 $146 ({RR} 19...
Nd7 20. f4 f6 21. Ne3 Rac8 22. Qh5 Nf8 23. Nd5 Bf7 24. Qf3 Kh8 25. Kh2 Ng6 26.
Bd3 Bf8 27. Nb6 Rxc1 28. Rxc1 Ne7 29. Bf2 Kg8 30. a4 Bxb3 31. axb5 axb5 32.
Bxb5 Bf7 33. Qd3 {1/2-1/2 (33) Grandelius,N (2366)-Manik,M (2453) Ceska
Trebova 2008}) 20. Ng3 Rc7 21. Bb1 Rcd7 22. Qc2 g6 23. Nf5 Bxf5 24. exf5 Ne8
25. Qd2 Bf8 26. h4 Ng7 27. h5 Nxh5 28. f6 Rc7 29. Rxc7 Qxc7 30. g4 Qd7 31. f3
d5 32. gxh5 Qh3 33. Qg2 Qxh5 34. Qg4 Qh6 35. Be3 Qh5 36. Qxh5 gxh5 37. Bd4 h4
38. Re5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Di Berardino, Diego Rafael"]
[Black "Name, Gabriel Ricardo"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2358"]
[BlackElo "2198"]
[PlyCount "102"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 {Primel,D} e6 ({RR} 1... c5 2. Nf3 a6) 2. d4 d5 3. Nc3 Bb4 4. e5 b6 ({RR
} 4... c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 ({RR} 7... O-O 8. Bd3 Nbc6 9. Qh5
({RR} 9. Bg5) 9... Ng6 10. Nf3 Qc7 11. Be3 ({RR} 11. Ng5 h6 12. Nxf7) 11... c4
({RR} 11... Nce7 12. h4) 12. Bxg6 fxg6 13. Qg4 Bd7 ({RR} 13... Qf7 14. Ng5 Qe8
({RR} 14... Qf5 15. Qe2) 15. h4 h6 16. Nh3 Bd7 ({RR} 16... Qf7) ({RR} 16... b5)
) 14. h4 Rf5 15. Ng1) 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2) 5. Qg4 Bf8 6. Bb5+ ({RR
} 6. Bg5 Qd7 7. f4 Ba6 8. Bxa6 Nxa6 9. Nge2) 6... c6 ({RR} 6... Bd7 7. Bd3) 7.
Ba4 Ne7 ({RR} 7... a5 8. a3 Ba6 9. Nce2 ({RR} 9. Nf3 h5 10. Qg3 h4) 9... Bb5
10. Bxb5 cxb5 11. Nf3) ({RR} 7... Qd7 8. Nce2 Ba6 9. c3 Ne7 10. Ng3 Bb5 11.
Bxb5 cxb5 12. N1e2 Nbc6 13. O-O b4 14. cxb4 Nxb4 15. Bd2 Nbc6 16. Rac1 g6 17.
Bg5 Nf5 18. Bf6 h5 19. Qf3 Ng7 20. Rfd1 Rh7 21. a3 Be7 22. h4 {Ter Sahakyan,S 
(2574)-Lenderman,A (2637) chess.com INT 2019 1/2-1/2 (52)}) ({RR} 7... Ba6 8.
Bg5 Ne7 9. f4 b5 10. Bb3 h6 11. Bh4 g5 12. Bf2 Ng6 13. Nh3 gxf4 14. O-O-O h5
15. Qf3 Nh4 16. Bxh4 Qxh4 17. Nxf4 Qxf4+ 18. Qxf4 Bh6 19. Ne2 b4 20. Kb1 Bxf4
21. Nxf4 Nd7 22. Ba4 {Neugebauer,M (2517)-Cech,P (2354) Slovakia SVK 2023 1-0 
(66)}) 8. Nce2 ({RR} 8. Bg5 Ba6 9. f4 b5 10. Bb3 Nd7 11. Bxe7 Qxe7 12. Nce2 c5
13. c3 b4 14. Qf3 bxc3 15. bxc3 cxd4 16. Nxd4 Nc5 17. Bc2 Qc7 18. Nge2 Be7 19.
O-O g6 20. Rfe1 O-O 21. f5 exf5 22. Nf4 Bc4) ({RR} 8. Nh3 Bd7 9. Bg5) 8... Ba6
9. c3 Bd3 $146 ({RR} 9... Bxe2 10. Qxe2 Nd7 ({RR} 10... Nf5) 11. Nf3 ({RR} 11.
Nh3) 11... Qc7 12. O-O Nf5 13. Bf4 Be7 ({RR} 13... f6 14. exf6 Qxf4 15. Bxc6)
14. c4 ({RR} 14. g4 Nh4 15. Nxh4 Bxh4 ({RR} 15... g5)) 14... g5 ({RR} 14... O-O
15. cxd5 cxd5 16. Rac1) 15. cxd5 ({RR} 15. Bxg5 Bxg5 16. Nxg5 Nxd4 17. Qh5 Nxe5
18. Rad1 O-O-O ({RR} 18... Nf5 19. Nxe6 Qd6 20. cxd5) 19. Rxd4 h6 20. Nf3 Nxc4)
15... gxf4 ({RR} 15... cxd5 16. Bxg5) 16. Bxc6 ({RR} 16. Rac1) 16... Rd8 17.
Rac1 O-O ({RR} 17... Qb8) 18. Qe4 Ng7 19. Qxf4 exd5 20. Qh6 Qb8 21. Rc3 ({RR} 
21. Rfd1 Kh8 22. Bxd5) 21... Kh8 22. Bxd5 Nxe5 23. Nxe5 Rd6 ({RR} 23... Rxd5
24. Rh3) 24. Qe3 {David,A (2562)-Vorobyov,Y (2256) Issy les Moulineaux 2008
EXT 2010 [Primel,D] 1-0 (40)}) 10. Nf4 Bf5 11. Qe2 h6 12. Nf3 Qc8 13. Nd2 Qa6
14. Qxa6 Nxa6 15. Nf1 Nc7 16. Ne3 Bh7 17. Bd2 b5 18. Bd1 c5 19. Ne2 Nc6 20. f4
Bd3 21. Nc1 Be4 22. Nb3 c4 23. Nc1 a5 24. a3 a4 25. O-O Be7 26. f5 Bg5 27. fxe6
fxe6 28. Bg4 Rf8 29. g3 Kd7 30. h4 Be7 31. h5 Na5 32. Rxf8 Rxf8 33. Ng2 Bf5 34.
Bf3 Rf7 35. Nf4 Bg5 36. Be3 Nb3 37. Nxb3 cxb3 38. Be2 Kc6 39. Rf1 Re7 40. Ng2
Na8 41. Bxg5 hxg5 42. Ne3 Be4 43. Rf8 Nb6 44. Bg4 Nc4 45. Nxc4 dxc4 46. Rc8+
Rc7 47. Rb8 Rb7 48. Rc8+ Kd7 49. Rc5 Bd5 50. Rxd5+ Ke7 51. Rc5 Ra7 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Galati, Mario Augusto"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2195"]
[BlackElo "2462"]
[PlyCount "62"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 c5 6. cxd5 exd5 7. Bb5+ Nc6 ({RR
} 7... Bd7 8. Bxd7+ Nbxd7 9. b3 Be7 10. Bb2 Rc8 11. dxc5 Nxc5 12. O-O O-O 13.
Qe2 Nfe4 14. Rfd1 Bf6 15. Nd4 Qd7 16. Rac1 Rfe8 17. N2f3 h6 18. h3 a6 19. Qe1
Rc7 20. Rc2 Rec8 21. Qa5 Ne6 22. Rxc7 {Keymer,V (2690)-Carlsen,M (2835) Baku
AZE 2023 1/2-1/2 (44)}) 8. Ne5 ({RR} 8. O-O Be7 9. dxc5 Bxc5 10. Nb3 Bb6 11.
Nbd4 Bd7 12. Be2 O-O 13. b3 Nxd4 14. Nxd4 Ne4 15. Bb2 Rc8 16. Nf3 Be6 17. Rc1
Ba5 18. Rxc8 Qxc8 19. Qa1 Bc3 20. Rc1 Bxb2 21. Qxb2 Qd7 22. Nd4 Rc8 {Peng,L 
(2553)-Ljukin,S (2362) chess.com INT 2023 1-0 (38)}) 8... Qc7 $146 ({RR} 8...
Bd7 9. Nxd7 Nxd7 10. dxc5 Nxc5 11. O-O Be7 12. Nf3 O-O 13. Bd2 Qb6 14. Bxc6
bxc6 15. Qc2 Ne4 16. Rfd1 Bf6 17. Rac1 c5 18. Bc3 Nxc3 19. bxc3 Qe6 20. c4 dxc4
21. Qxc4 Qxc4 22. Rxc4 Rfd8 23. Rxd8+ {Epishin,V (2554)-Schwarz,T (2176)
Werther 2007 1-0 (37)}) ({RR} 8... Bd7 9. Nxd7 Qxd7 10. dxc5 Bxc5 11. Nb3 Bd6
12. Nd4 O-O 13. O-O a6 14. Be2 Rfe8 15. Nxc6 bxc6 16. Bf3 Ne4 17. Bd2 f5 18.
Rc1 Re6 19. g3 Rh6 20. Bg2 Be5 21. Bc3 Bxc3 22. bxc3 c5 23. f3 {Kovacs,Z (2298)
-Szabolcsi,J (2386) Hungary 2003 1/2-1/2 (42)}) 9. Qa4 Bd7 10. Nxd7 Nxd7 11.
O-O Bd6 12. Nf3 O-O 13. Bxc6 bxc6 14. dxc5 Nxc5 15. Qc2 Rfe8 16. b3 Re6 17. Ba3
Ne4 18. Bxd6 Qxd6 19. Rac1 Rh6 20. Rfd1 g5 21. h3 Rf6 22. Rd4 Qe6 23. Rf1 Re8
24. Qe2 g4 25. Nd2 gxh3 26. g3 h2+ 27. Kh1 Rxf2 28. Rxf2 Nxg3+ 29. Kxh2 Nxe2
30. Rxe2 Qe5+ 31. Kg1 Qxd4 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Leitao, Rafael Duailibe"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2580"]
[BlackElo "2529"]
[PlyCount "52"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 Qc7 ({RR
} 7... Nd7 8. Bd3 Be7 9. O-O O-O 10. Bf4 Nf6 11. Qb1 b6 12. e5 Nd5 13. Bxh7+
Kh8 14. Bd2 g6 15. Bxg6 fxg6 16. Qxg6 Rf5 17. c4 Nc7 18. Qh6+ Kg8 19. Rae1 Qf8
20. Qh3 Bb7 21. d5 Nxd5 22. Re4 {LCZero 0.30-dag-bord-lf_78496 (3589)
-Stoofvlees II b1 (3511) tcec-chess.com INT 2022 1-0 (62)}) 8. Rb1 ({RR} 8. Be2
Be7 9. O-O O-O 10. d5 exd5 11. exd5 Rd8 12. c4 Bf6 13. Rb1 Nc6 14. Bb2 Bxb2 15.
Rxb2 Bg4 16. Qb1 Bxf3 17. Rxb7 Qf4 18. Bxf3 Na5 19. Re7 Rab8 20. Qc1 Qxc4 21.
Rxa7 Qb4 22. Qe1 Nc4 {Perdomo,L (2402)-Lima,D (2448) Rio de Janeiro BRA 2023 1/
2-1/2 (34)}) 8... Be7 9. Bd3 $146 ({RR} 9. Bb5+ Nd7 10. O-O O-O 11. a4 Rd8 12.
Qe2 Nf8 13. Bd3 Bd7 14. Qa2 Ng6 15. g3 Bc6 16. a5 b5 17. axb6 axb6 18. Qe2 c4
19. Bc2 b5 20. h4 Ra2 21. h5 Nf8 22. Ne5 Be8 23. Rb2 Rxb2 {Zubov,A (2542)
-Kuzmin,G (2479) Evpatoria 2007 1/2-1/2}) ({RR} 9. Bb5+ Nd7 10. d5 e5 11. Qb3
Bd6 12. Bd3 O-O 13. O-O Nb6 14. c4 Bg4 15. Nh4 Qe7 16. Nf5 Bxf5 17. exf5 e4 18.
Re1 Bxh2+ 19. Kf1 Qd6 20. Bxe4 Be5 21. Be3 f6 22. Qb5 Rac8 23. a4 Rf7 {Morales
Mendoza,L (2051)-Hernandez Graterol,Z (2060) Botucatu 2003 1-0 (31)}) 9... O-O
10. O-O Rd8 11. Qe2 Nd7 12. e5 Nf8 13. Qe4 Rb8 14. Ng5 Bd7 15. Qg4 cxd4 16.
cxd4 Bc6 17. Rb3 Bd5 18. Bxh7+ Nxh7 19. Nxh7 Bxb3 20. Nf6+ Kf8 21. Qh4 Bxf6 22.
exf6 gxf6 23. axb3 Qd6 24. Qxf6 Qxd4 25. Qf3 Qd3 26. Qf6 Qd4 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "El Debs, Felipe de Cresce"]
[Black "Azevedo, Alcides Alexandre"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2351"]
[BlackElo "2175"]
[PlyCount "148"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. exd5 exd5 5. Bg2 Nf6 6. Nge2 d4 7. Ne4 Nxe4 8.
Bxe4 Bd6 9. O-O O-O 10. d3 Nd7 11. Bg2 Re8 12. Nf4 ({RR} 12. h3 Rb8 13. Nf4 Ne5
14. Nh5 g6 15. Nf4 Bf8 16. Ne2 Bd7 17. f4 Nc6 18. g4 f5 19. gxf5 gxf5 20. Kh2
Kh8 21. Bd2 Bd6 22. Bf3 Qh4 23. a3 Ne7 24. Qe1 Qh6 25. Qf2 Ng6 26. Bg2 Nh4 {
Jabie,R (2029)-Llanos,G (2290) Buenos Aires ARG 2023 1/2-1/2 (78)}) 12... Ne5
13. h3 Ng6 $146 ({RR} 13... Rb8 14. c3 dxc3 15. bxc3 b5 16. d4 cxd4 17. cxd4
Nc4 18. Nd5 Bb7 19. Qh5 Qd7 20. Qg5 Qe6 21. Nf4 Qe7 22. Qxe7 Rxe7 23. Nd5 Rd7
24. Ne3 Bxg2 25. Kxg2 Nb6 26. Rb1 a6 27. Nf5 Rc8 28. Re1 {Haapasalo,J (2146)
-Lobron,E (2497) Stockholm 2003 1/2-1/2 (53)}) 14. Nh5 Qc7 15. f4 f5 16. Bd5+
Kh8 17. Bd2 Ne7 18. Bf3 Rf8 19. g4 g6 20. Ng3 fxg4 21. hxg4 Bxf4 22. Bxf4 Rxf4
23. Kg2 Bd7 24. Qe2 Nc6 25. Rae1 Re8 26. Qd2 Ref8 27. Bd1 Rxf1 28. Rxf1 Rxf1
29. Nxf1 Ne5 30. Qf4 Bc6+ 31. Kh3 Qe7 32. Ng3 Kg7 33. Ne4 Nf7 34. Bf3 Qe5 35.
Kg3 Bxe4 36. Bxe4 b6 37. Qxe5+ Nxe5 38. Kf4 Kf6 39. g5+ Ke6 40. Bb7 Nf7 41.
Bc8+ Kd6 42. Ba6 h6 43. gxh6 Nxh6 44. Kg5 Nf5 45. Kxg6 Ne3 46. Kg5 Nxc2 47. Kf4
Ne3 48. Kf3 Nd1 49. b3 Nc3 50. a4 Kc6 51. Bc4 b5 52. axb5+ Nxb5 53. Ke2 Nd6 54.
Be6 Kb5 55. Kd2 Kb4 56. Kc2 Ka3 57. Bd5 Nb5 58. Bc4 Nc3 59. Bg8 Na2 60. Bc4
Nb4+ 61. Kb1 a6 62. Ka1 Nc6 63. Kb1 Na5 64. Bxa6 Kxb3 65. Kc1 Kc3 66. Kd1 Nc6
67. Ke2 Na5 68. Kf3 Nc6 69. Ke2 Nb4 70. Bb5 Nxd3 71. Bxd3 c4 72. Bb1 d3+ 73.
Ke3 d2 74. Ke2 Kb2 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.16"]
[Round "4"]
[White "Fier, Alexandr"]
[Black "Milos, Gilberto"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "2489"]
[BlackElo "2598"]
[PlyCount "64"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1
d5 9. Nxc6 bxc6 10. g5 hxg5 11. Bxg5 $146 ({RR} 11. hxg5 Nxe4 12. Nxe4 dxe4 13.
Qg4 Qa5+ 14. Bd2 Qf5 15. Qg3 Bc5 16. Be3 Bxe3 17. Qxe3 Qa5+ 18. c3 Rb8 19. b4
Qe5 20. f4 Qc7 21. Bg2 c5 22. a3 Rh4 23. Rf1 Ba6 24. Rf2 Bd3 25. Rc1 a5 {
Rocha,S (2364)-Galego,L (2506) Maia 2003 0-1 (69)}) ({RR} 11. hxg5 Nd7 12. g6
f6 13. exd5 cxd5 14. Bb5 Bb4 15. Qe2 Qb6 16. Bd2 a6 17. Ba4 Bb7 18. Bxd7+ Kxd7
19. O-O-O Bc6 20. Rge1 Rae8 21. Qg4 Bd6 22. Be3 Qb4 23. Rd4 Qa5 24. Red1 Kc7
25. Bf4 Bxf4+ {Jovanovic,Z (2539)-Movsesian,S (2716) Mainz 2009 1-0 (72)}) ({RR
} 11. hxg5 Nxe4 12. Nxe4 dxe4 13. Qxd8+ Kxd8 14. Be3 Bd6 15. Rg4 e5 16. Rxe4
Kc7 17. O-O-O Be6 18. Ra4 Bd5 19. Rxa7+ Rxa7 20. Bxa7 Ra8 21. Be3 Rxa2 22. Kb1
Ra8 23. c4 Bf3 24. Rd2 Bb4 25. Rc2 Be4 {Ibadov,D (2391)-Vega Gutierrez,S (2377)
chess.com INT 2023 0-1 (67)}) ({RR} 11. hxg5 Nd7 12. Be3 Rb8 13. g6 Rxb2 14.
exd5 cxd5 15. gxf7+ Kxf7 16. Bd4 e5 17. Qf3+ Nf6 18. Bxe5 Qe8 19. O-O-O Qxe5
20. Kxb2 Be6 21. Qg3 Qxg3 22. fxg3 Bc5 23. Rg2 Rb8+ 24. Ka1 Bd6 25. Nb5 Be5+ {
Pioch,Z-Adamski,J Zielona Gora 1974 1/2-1/2}) 11... Qa5 12. Bxf6 gxf6 13. exd5
Ba3 14. Qc1 cxd5 15. Rg3 Bd6 16. Qe3 Bxg3 17. Qxg3 Ke7 18. O-O-O Bb7 19. Ne4
dxe4 20. Qd6+ Ke8 21. Qd7+ Kf8 22. Qxb7 Rd8 23. Rxd8+ Qxd8 24. Qxe4 f5 25. Qb4+
Kg8 26. Bd3 Rxh4 27. Qb7 Qd4 28. Qa8+ Kh7 29. Qg2 Qf4+ 30. Kd1 Rh2 31. Qb7 Kg7
32. Qxa7 Rxf2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Name, Gabriel Ricardo"]
[Black "Tasoko, Toshinobu"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2198"]
[BlackElo "1935"]
[PlyCount "64"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. c4 b5 5. cxb5 a6 6. e3 g6 7. Nc3 Bg7 8. h3 ({RR
} 8. e4 O-O 9. bxa6 Qa5 10. Bd2 Bxa6 11. Bxa6 Qxa6 12. Qe2 Nbd7 13. Rb1 Ng4 14.
h3 Nge5 15. Nxe5 Nxe5 16. Qxa6 Rxa6 17. b3 f5 18. exf5 Rxf5 19. O-O Nd3 20. a4
Ra8 21. Nb5 c4 22. a5 c3 {Purnama,T (2384)-Gonzalez Zamora,J (2553) Istanbul
2012 0-1 (35)}) 8... O-O 9. a4 a5 $146 ({RR} 9... axb5 10. Bxb5 Bb7 11. O-O Na6
12. e4 Nc7 13. Bd3 e6 14. dxe6 fxe6 15. Be3 Nd7 16. Nb5 Nxb5 17. Bxb5 Nf6 18.
Qb3 Nxe4 19. Qxe6+ Kh8 20. Qb3 Rxf3 21. gxf3 Ng5 22. Rfd1 Nxh3+ 23. Kf1 Qf6 24.
Be2 {Chitlange,S (2239)-Gratze,M (1926) Vienna AUT 2023 1-0 (40)}) 10. Be2 Nbd7
11. O-O Nb6 12. e4 Ne8 13. Bg5 h6 14. Be3 f5 15. exf5 Bxf5 16. Nh4 g5 17. Nxf5
Rxf5 18. Qd2 Nc7 19. Qc2 Qf8 20. Bg4 Re5 21. Rad1 Qf7 22. Bd2 Rxd5 23. Nxd5
Nbxd5 24. Bf3 Ra7 25. Rfe1 e6 26. b3 Nb4 27. Bxb4 cxb4 28. Rxd6 Nd5 29. Rdxe6
Nf6 30. Re8+ Bf8 31. Qc4 Qxc4 32. bxc4 Kg7 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Milos, Gilberto"]
[Black "Leitao, Rafael Duailibe"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2598"]
[BlackElo "2580"]
[PlyCount "44"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 b5 6. b3 Bg4 7. Be2 Nbd7 8. O-O e6
9. Bb2 Bd6 10. h3 Bh5 11. Ne5 Bxe2 12. Nxe2 bxc4 13. bxc4 O-O 14. Rb1 ({RR} 14.
Nxd7 Nxd7 15. Qc2 Qc7 16. Rab1 Rab8 17. Ba1 Rxb1 18. Rxb1 Rb8 19. cxd5 cxd5 20.
Rxb8+ {1/2-1/2 (20) Riazantsev,A (2708)-Movsesian,S (2699) Khanty-Mansiysk 2013
}) ({RR} 14. cxd5 cxd5 15. Nxd7 Qxd7 16. Qd3 Qa4 17. Qb3 Qb5 18. Rfe1 Rfb8 19.
Qxb5 Rxb5 20. Bc3 Ne4 21. Reb1 Rab8 22. Rxb5 Rxb5 23. Be1 Rb2 24. Nc3 Nxc3 25.
Bxc3 Rc2 26. Be1 g6 27. a3 Kf8 28. Bb4 Ke7 {Aaryan,V (2239)-Costachi,M (2463)
New Delhi IND 2019 0-1 (67)}) 14... Qc7 15. Nxd7 Qxd7 16. Qd3 $146 ({RR} 16.
Qa4 Rfb8 17. Bc3 Qc8 18. Rfc1 Rxb1 19. Rxb1 Rb8 20. Rb3 dxc4 21. Qxc4 Rxb3 22.
Qxb3 Nd5 23. g3 c5 24. dxc5 Qxc5 25. Bd4 Qc6 26. Nc3 Nxc3 {1/2-1/2 (26)
Epishin,V (2599)-Bareev,E (2715) Moscow 2004}) ({RR} 16. Qa4 Rfb8 17. Bc3 Qc8
18. c5 Bc7 19. Ba5 Bxa5 20. Qxa5 Rb5 21. Qa4 Rab8 22. Qc2 Ne4 23. f3 Rxb1 24.
Rxb1 Rxb1+ 25. Qxb1 Nd2 26. Qb4 Nc4 27. Kf2 Qc7 28. Nf4 e5 29. Nd3 exd4 30.
exd4 h5 {Roussel Roozmon,T (2425)-Jakovenko,D (2596) Montreal 2005 1/2-1/2 (65)
}) 16... Rfb8 17. Bc3 Qc8 18. Rxb8 Rxb8 19. c5 Bc7 20. Rb1 Rb5 21. a4 Rxb1+ 22.
Qxb1 Nd7 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Ramos, Angelo Bil"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2135"]
[BlackElo "2094"]
[PlyCount "65"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8.
Nb3 Nc6 9. Bg5 Be7 10. O-O-O a6 11. Nbxd4 Nxd4 12. Rxd4 Qc5 13. Rhd1 b5 14. Bb3
({RR} 14. Bd3 Bb7 15. Ne5 h6 16. Bxf6 gxf6 17. Nf3 Rc8 18. Kb1 Kf8 19. c3 Bd5
20. g4 h5 21. gxh5 Rxh5 22. Rg1 Bd6 23. Be4 Be5 24. Rd2 Bf4 25. Rc2 Bc4 26. Qd1
Ke7 27. Nd4 Re5 28. Qf3 Bxh2 {Miyasaka,M (2243)-Rosenberg,E (2016) New York
USA 2022 1-0 (46)}) 14... O-O 15. Ne5 a5 16. a3 a4 $146 ({RR} 16... Ra7 17. f4
Qb6 {1/2-1/2 (17) Jaracz,P (2545)-Buhmann,R (2527) Boeblingen 2002}) 17. Ba2
Rb8 18. Bf4 Qb6 19. c3 Ba6 20. Qf3 Bb7 21. Qh3 Rbd8 22. Bb1 Rxd4 23. Rxd4 Rd8
24. Nd7 Qa5 25. Nxf6+ Bxf6 26. Qxh7+ Kf8 27. Bd6+ Rxd6 28. Rxd6 Bxg2 29. Bc2
Ke8 30. Qd3 Qc7 31. Ra6 Bb7 32. Ra7 Bg5+ 33. Kb1 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2409"]
[BlackElo "2445"]
[PlyCount "84"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Nc3 Nf6 6. Bg5 ({RR} 6. Bd3 Nc6 7.
Nxc6 Bxc6 8. O-O e6 9. e5 Nd5 10. Ne4 Nb4 11. Re1 Nxd3 12. Qxd3 Be7 13. Qg3 Qc7
14. Qxg7 O-O-O 15. Qxf7 Bxe4 16. Rxe4 Qxc2 17. Qf3 Bc5 18. Bg5 Rdf8 19. Bf6
Qxb2 20. Rd1 Rhg8 {Guseinov,G (2666)-Di Berardino,D (2478) chess.com INT 2020
1-0 (37)}) 6... e6 ({RR} 6... Nc6 7. Nxc6 Bxc6 8. e5 Ne4 9. Nxe4 Bxe4 10. Qd4
Bc6 11. Be2 Qc7 12. O-O e6 13. b4 h6 14. Be3 Be7 15. Rfd1 O-O 16. b5 Bd5 17. c4
Bc5 18. Qd3 Bxe3 19. Qxe3 Bb7 20. Rd6 f5 21. Qd4 {Barbosa,E (2491)-Limp,E 
(2294) Rio de Janeiro BRA 2023 1-0}) ({RR} 6... Nc6 7. Nf5 Rc8 8. Qd2 e6 9.
Nd6+ Bxd6 10. Qxd6 Qe7 11. O-O-O Qxd6 12. Rxd6 Ke7 13. Rxc6 Rxc6 14. e5 Rhc8
15. f3 Rc5 16. exf6+ gxf6 17. Be3 Ra5 18. a3 d5 19. Bd3 h5 20. Re1 e5 21. Bf2 {
Mekhitarian,K (2555)-Limp,E (2385) Rio de Janeiro 2016 1-0}) 7. Ndb5 $146 ({RR
} 7. e5 h6 8. Bh4 g5 9. Bg3 Ne4 10. Nxe4 Bxe4 11. h4 Nc6 12. hxg5 Qxg5 13. Rh4
Qg6 14. c3 Nxd4 15. Qxd4 Bc6 16. Bd3 Qg5 17. Be4 Bc5 18. Qd3 a5 19. Rd1 Ra7 20.
Bxc6 dxc6 21. Rg4 Qe7 {Leitao,R (2580)-Limp,E (2445) Sao Paulo 2005 1-0}) 7...
d6 8. Bf4 e5 9. Bg5 a6 10. Bxf6 gxf6 11. Na3 b5 12. Nd5 Nd7 13. c3 Nb6 14. Nxb6
Qxb6 15. Qf3 d5 16. exd5 Bxa3 17. bxa3 Qc5 18. Rd1 O-O-O 19. c4 bxc4 20. Qg4+
Kb8 21. Qxc4 Qxa3 22. Bd3 Rxd5 23. O-O Rc8 24. Qb3 Qxb3 25. axb3 Rcd8 26. Bc2
Rxd1 27. Rxd1 Rxd1+ 28. Bxd1 a5 29. Kf1 Kc7 30. g3 Kd6 31. Ke2 Kc5 32. Kd3 Kb4
33. Kc2 Bd5 34. Kb2 h6 35. h4 f5 36. Bc2 f4 37. gxf4 exf4 38. Bd1 f6 39. Bc2 f3
40. Bd1 Be4 41. Bc2 Bxc2 42. Kxc2 Ka3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Matsuura, Frederico"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2207"]
[BlackElo "2280"]
[PlyCount "97"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 {,Carlos} e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4
Nf5 8. Bd3 h5 9. Qf4 Nc6 10. Nf3 Nce7 11. dxc5 Ng6 $146 ({RR} 11... Qc7 12. Be3
Bd7 13. O-O O-O-O 14. Rab1 Bc6 15. Qb4 f6 16. Bd4 Rh6 17. Rfe1 Nxd4 18. cxd4 f5
19. Qd2 h4 20. h3 Rf8 21. Qg5 Rfh8 22. Bb5 Qd7 23. a4 Qe8 24. Rb3 Rh5 25. Qd2
g5 26. Nxg5 {Bromberger,S (2448)-Rozentalis,E (2633) Bad Wiessee 2003 1-0}) ({
RR} 11... Qc7 12. Bxf5 Nxf5 13. Nd4 Qxc5 14. Nxf5 exf5 15. Qd4 Qxd4 16. cxd4
Bd7 17. Bd2 Rc8 18. c3 Rc4 19. Rb1 b6 20. Rb4 Rxb4 21. cxb4 h4 22. f3 Bb5 23.
Kf2 Kd7 24. Rc1 Rh5 25. a4 Bc4 26. a5 {Oglaza,O (2340)-Rozentalis,E (2568)
Irakleio GRE 2019 1/2-1/2 (38)}) ({RR} 11... Qc7 12. Qb4 Bd7 13. Rb1 Bc6 14.
O-O O-O 15. Re1 f6 16. Nd4 fxe5 17. Nxe6 Qb8 18. Nxf8 Kxf8 19. Bb5 a5 20. Qb3
a4 21. Qb4 Ra7 {1-0 (21) De Miranda,A (2079)-Dacal Mendes,J (1851) Rua Maestro
José Siqueira, 81 2010 [,Carlos]}) 12. Qb4 Qc7 13. O-O O-O 14. Re1 Bd7 15. Rb1
Rab8 16. g4 a5 17. Qb6 Qxb6 18. Rxb6 hxg4 19. Nd4 Rfc8 20. Bxf5 exf5 21. Rd6
Be6 22. Nxe6 fxe6 23. Rxe6 Nh4 24. Rd1 Rxc5 25. Be3 Rxc3 26. Rxd5 Rxa3 27. Rd1
Rc8 28. Re7 Rxc2 29. Bh6 Kh7 30. Bxg7 Rd3 31. Rb1 Rb2 32. Rc1 Kg6 33. Bf6 Nf3+
34. Kg2 f4 35. Rg7+ Kf5 36. Rf7 Rdd2 37. Rf1 Re2 38. Bh8+ Kg5 39. Rg7+ Kf5 40.
Rf7+ Ke4 41. e6 Nh4+ 42. Kg1 Rbc2 43. e7 Kf3 44. Ra1 Ra2 45. Rb1 a4 46. Rc1 Re4
47. Bd4 Ng6 48. Bc5 Rc2 49. Ra1 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Assumpcao, Roberto"]
[Black "Marra, Eduardo da Costa"]
[Result "1-0"]
[ECO "E81"]
[BlackElo "2261"]
[PlyCount "117"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 O-O 6. Be3 c6 7. Qd2 Nbd7 8. h4 a6
({RR} 8... h5 9. O-O-O Qc7 10. Kb1 a6 11. g4 e5 12. d5 cxd5 13. cxd5 Nc5 14. b4
Ncd7 15. Rc1 Qd8 16. Nge2 hxg4 17. Ng3 gxf3 18. h5 Ng4 19. Bh3 Nxe3 20. Qxe3
Qb6 21. Qxf3 Qxb4+ 22. Ka1 Nc5 23. Rb1 {Zhao,X (2543)-Huang,Q (2399) Jiangsu
Wuxi 2012 1-0 (64)}) ({RR} 8... h5 9. Bh6 Qb6 10. Bxg7 Kxg7 11. Nge2 e5 12.
O-O-O Re8 13. Qg5 Nf8 14. dxe5 dxe5 15. Rd6 N8h7 16. Qd2 Be6 17. g4 Qf2 18. g5
Ng8 19. f4 exf4 20. Qxf4 Qxf4+ 21. Nxf4 Bg4 22. Bh3 Bxh3 23. Rxh3 {Mehmeti,S 
(2073)-Mehaj,D (2101) Prishtina KOS 2021 0-1 (56)}) 9. a4 e5 $146 ({RR} 9...
Qa5 10. Ra3 Nh5 11. Bd3 c5 12. d5 Ne5 13. g4 Nf6 14. Be2 Qb4 15. Na2 Qxd2+ 16.
Kxd2 Bd7 17. Nc3 Rfb8 18. Nh3 b6 19. Nf2 Be8 20. f4 Ned7 21. h5 gxh5 22. gxh5
h6 23. Rg1 Kh8 24. Rg3 {Dobosz,H (2430)-Hofbauer,P (2215) Loosdorf 1993 1-0 
(61)}) 10. Rd1 Qe7 11. d5 c5 12. Bg5 Re8 13. h5 Qf8 14. hxg6 hxg6 15. g4 Nh7
16. Be3 Qe7 17. Bd3 Bf6 18. Qh2 Ndf8 19. Bh6 Bg7 20. Be3 Bf6 21. Nh3 b6 22. Kd2
Ra7 23. Rdg1 Bg7 24. Kc2 f6 25. f4 g5 26. fxg5 fxg5 27. Ne2 b5 28. cxb5 axb5
29. Bxb5 Bd7 30. Bxd7 Qxd7 31. Nc3 Rxa4 32. Nxg5 Nxg5 33. Bxg5 Rb4 34. Bc1 Reb8
35. Rg3 Rxe4 36. Rh3 Qxg4 37. Rg3 Rbb4 38. Rxg4 Rxg4 39. Bh6 Bxh6 40. Qxh6 Rg2+
41. Kc1 Rbxb2 42. Qh8+ Kf7 43. Rf1+ Rbf2 44. Qh5+ Kg7 45. Rxf2 Rxf2 46. Qg4+
Kf7 47. Ne4 Rf1+ 48. Kd2 Rf4 49. Qg2 Ng6 50. Nxd6+ Kf6 51. Ne4+ Kf5 52. Ng3+
Kg5 53. Ne2+ Rg4 54. Qf2 Nf4 55. Nxf4 Rxf4 56. Qxc5 Rd4+ 57. Ke3 Kf6 58. Qd6+
Kf7 59. Qe6+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Asfora, Marco Antonio Hazin"]
[Black "El Debs, Felipe de Cresce"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2308"]
[BlackElo "2351"]
[PlyCount "17"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Nbd7 5. Be2 c5 6. c3 Be7 7. O-O O-O 8. Nbd2
b6 9. Qc2 $146 ({RR} 9. h3 Bb7 10. Re1 Ne4 11. Bxe7 Qxe7 12. Nxe4 dxe4 13. Nd2
f5 14. f3 Nf6 15. fxe4 Nxe4 16. Nxe4 Bxe4 17. Bf3 Bxf3 18. Qxf3 Rad8 19. Rad1
g6 20. Qf4 Rfe8 21. Kf2 cxd4 22. Kg1 Qd6 23. Qxd6 {1/2-1/2 (23) Botham,C (2036)
-Davies,M (1943) England 2013}) 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Capatti, Eduardo"]
[Black "De Paula, Guilherme Bueno"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "2164"]
[BlackElo "2135"]
[PlyCount "83"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. b3 g6 4. Bb2 Bg7 5. c4 c5 $146 ({RR} 5... O-O 6. e3 d6
7. Nc3 c6 8. Bd3 Qc7 9. Rc1 Na6 10. O-O Bd7 11. Qd2 Rae8 12. Rfd1 e5 13. Nb5
Qb8 14. Nxd6 e4 15. Nxe8 Rxe8 16. Be2 exf3 17. Bxf3 Ne4 18. Bxe4 fxe4 19. d5
Bxb2 20. Qxb2 {Fellows,J-Miles,A Staffordshire 1971 0-1 (33)}) ({RR} 5... O-O
6. g3 c6 7. Bg2 d5 8. O-O Kh8 9. Nc3 Be6 10. Qd3 Nbd7 11. Rac1 a6 12. cxd5 {
1/2-1/2 (12) Rodriguez Vargas,O (2440)-Garcia Ilundain,D (2455) Terrassa 1994})
({RR} 5... O-O 6. Nbd2 d6 7. e3 Nc6 8. Bd3 Qe8 9. e4 e5 10. dxe5 dxe5 11. Qe2
f4 12. h3 a5 13. c5 Nd7 14. Bc4+ Kh8 15. Ba3 Qe7 16. Rc1 Nxc5 17. O-O b6 18.
Bd5 Bb7 19. Bxc5 bxc5 20. a4 {Litchfield,F (2197)-Araujo Filho,L (2077) chess.
com INT 2023 0-1 (58)}) ({RR} 5... O-O 6. Nc3 d6 7. e3 Nc6 8. Be2 e5 9. dxe5
dxe5 10. Nd5 Nd7 11. O-O e4 12. Nd4 Nxd4 13. Bxd4 Ne5 14. Bxe5 Bxe5 15. Rc1 c6
16. Nc3 Qf6 17. Qc2 Be6 18. f3 exf3 19. Bxf3 Rad8 20. Na4 {Bluett,N-Schorr,L
Haifa 1976 0-1}) 6. e3 O-O 7. Be2 Ne4 8. O-O Qa5 9. Qc2 Nc6 10. a3 d6 11. Nc3
cxd4 12. Nxe4 fxe4 13. Nxd4 Nxd4 14. Bxd4 Bxd4 15. exd4 Qf5 16. Rae1 e6 17. f3
exf3 18. Qxf5 Rxf5 19. Bxf3 Rf4 20. Re4 Rxe4 21. Bxe4 Bd7 22. c5 dxc5 23. dxc5
Rc8 24. Rc1 Rc7 25. b4 Kf7 26. Kf2 Kf6 27. Ke3 Ke5 28. Bf3 Ba4 29. Rc4 Bb5 30.
Re4+ Kf6 31. Rd4 Ke5 32. Rd6 Ba4 33. Rd4 b6 34. Re4+ Kf6 35. c6 b5 36. Rd4 Ke7
37. Kf4 Bb3 38. Ke5 g5 39. g3 Bd5 40. Bxd5 exd5 41. Kxd5 Rc8 42. Kc5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Azevedo, Alcides Alexandre"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2175"]
[BlackElo "2358"]
[PlyCount "68"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8.
Ne4 f5 9. exf6 Nxf6 10. Nd6+ Bxd6 11. Qxd6 Ba6 12. Be3 $146 ({RR} 12. Bxa6 Qa5+
13. Bd2 Qxa6 14. Bb4 O-O-O 15. a3 e5 16. O-O-O Rhe8 17. Rhe1 Re6 18. Qd3 Qxd3
19. Rxd3 d5 20. f3 Rde8 21. Rde3 Nd7 {1/2-1/2 (21) Michel,P-Bolbochan,J La
Plata 1944}) ({RR} 12. Bxa6 Qa5+ 13. Bd2 Qxa6 14. f3 Kf7 15. a3 Rhe8 16. O-O-O
Rab8 17. Bc3 Rb7 18. Rhe1 Qb6 19. Qf4 Kg8 20. Qg5 Qd8 21. f4 Qe7 22. Bb4 Qf7
23. Bd6 Rb5 24. Qg3 Rd5 25. Qe3 a5 26. a4 Qg6 {Dominguez Perez,L (2763)
-Escobar Forero,A (2504) Khanty-Mansiysk RUS 2019 1-0 (54)}) ({RR} 12. Bxa6
Qa5+ 13. Bd2 Qxa6 14. f3 Kf7 15. a3 Rhe8 16. O-O-O e5 17. Bg5 Re6 18. Qc7 Re7
19. Bxf6 Rc8 20. Qd6 gxf6 21. f4 e4 22. Rhe1 e3 23. Rd3 Rce8 24. Re2 Qb5 25. g4
h5 26. h3 a5 {Kadric,D (2601)-Jukic,B (2371) Mali Losinj CRO 2023 1-0 (37)}) ({
RR} 12. Bxa6 Qa5+ 13. b4 Qxa6 14. Bb2 Nd5 15. a3 O-O-O 16. O-O-O Rhf8 17. f3
Rf5 18. Rhe1 Nc7 19. Qe7 Nd5 20. Qxg7 {1-0 (20) Shirov,A (2683)-Di Berardino,D
(2499) Florianopolis 2017}) ({RR} 12. c4 Qb6 13. Bd3 Bxc4 14. Bxc4 Ne4 15. Qa3
Qxf2+ 16. Kd1 Qd4+ 17. Bd3 Nf2+ 18. Ke2 Nxh1 19. Be3 Qd5 20. Kf1 Qe5 21. g3 Rb8
22. Re1 Rxb2 23. Bc5 Rf8+ {0-1 (23) Adorjan,A (2530)-Quinteros,M (2555)
Amsterdam 1977}) 12... Bxf1 13. Rxf1 Qa5+ 14. c3 Kf7 15. Bd4 e5 16. Bxe5 Rhe8
17. f4 Re6 18. b4 Qa6 19. Qd4 d6 20. O-O-O c5 21. Qe3 dxe5 22. fxe5 Rae8 23.
Rxf6+ Rxf6 24. Qxc5 Rfe6 25. Qf2+ Kg8 26. Rd7 Rf8 27. Qxa7 Qf1+ 28. Kb2 Qxg2+
29. Kb3 Rxe5 30. Qc7 Re2 31. a4 Rb2+ 32. Ka3 Rb1 33. Qc4+ Kh8 34. Qa2 Qg1 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Araujo, Adalberto"]
[Black "Galati, Mario Augusto"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2258"]
[BlackElo "2195"]
[PlyCount "146"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e5 4. g3 g6 5. Bg2 Nge7 6. O-O Bg7 7. f4 d6 8. d3
Rb8 ({RR} 8... h5 9. h3 Be6 10. Nd5 Qd7 11. Kh2 f5 12. fxe5 dxe5 13. Nxe7 Nxe7
14. h4 c4 15. dxc4 Bxc4 16. Qxd7+ Kxd7 17. Rd1+ Ke6 18. Nc3 Bh6 19. Bxh6 Rxh6
20. b3 Ba6 21. Na4 Rc8 22. c4 b5 23. Nc3 {Chigaev,M (2627)-Dubov,D (2710)
chess.com INT 2023 1-0 (54)}) ({RR} 8... exf4 9. Bxf4 h6 10. Qd2 g5 11. Be3 O-O
12. d4 cxd4 13. Nxd4 Ne5 14. b3 Ng4 15. Rad1 Nxe3 16. Qxe3 Bg4 17. Rd3 Qa5 18.
h3 Be6 19. Nd5 Bxd5 20. exd5 Bxd4 21. Qxd4 Qb6 22. Rf6 Qxd4+ 23. Rxd4 {Svane,F
(2600)-Braun,C (2416) chess.com INT 2023 0-1 (72)}) 9. a3 $146 ({RR} 9. a4 Nd4
10. Nxd4 cxd4 11. Na2 Bd7 12. c4 dxc3 13. Nxc3 Qb6+ 14. Kh1 O-O 15. h4 exf4 16.
gxf4 Qc5 17. Qe1 Nc6 18. Nd5 Be6 19. Be3 Qc2 20. Nb4 Qxb2 21. Nxc6 bxc6 22.
Bxa7 Qxa1 23. Qxa1 Bxa1 {Moritz,C (1810)-Barpiyeva,G (1896) Germany 2002 1-0 
(37)}) ({RR} 9. a4 O-O 10. Be3 Nd4 11. Kh1 a6 12. Bg1 b5 13. axb5 axb5 14. Nxd4
cxd4 15. Ne2 b4 16. b3 Qc7 17. Qd2 Bb7 18. Ra2 Ra8 19. Rfa1 Rxa2 20. Rxa2 Qc5
21. Ra4 Nc6 22. Bf2 Ra8 23. Rxa8+ Bxa8 {Hilburt,L (2106)-Brameyer,H (2294)
Naumburg 2002 1-0 (48)}) 9... b5 10. f5 f6 11. Be3 Nd4 12. g4 Rf8 13. Ng3 a5
14. Nb1 b4 15. axb4 axb4 16. Nd2 Bd7 17. c3 bxc3 18. bxc3 Nb5 19. Nc4 Bc6 20.
Qc2 Nc8 21. h4 Bd7 22. Bf3 Rf7 23. Qd2 Ne7 24. Ra6 Bc8 25. Ra2 Bd7 26. Rb2 Bc6
27. Rfb1 Ng8 28. Bd1 Ra7 29. d4 cxd4 30. cxd4 Raa8 31. d5 Bd7 32. Be2 Ke7 33.
fxg6 hxg6 34. h5 g5 35. Nxe5 fxe5 36. Bxb5 Bxg4 37. h6 Bh8 38. Bxg5+ Nf6 39.
Bc6 Rxb2 40. Qxb2 Rc8 41. Qf2 Kf7 42. Rf1 Kg6 43. Bh4 Rb8 44. Qe3 Qb6 45. Qxb6
Rxb6 46. Nf5 Nxe4 47. Ne7+ Kxh6 48. Nf5+ Kh7 49. Be7 Bxf5 50. Rxf5 Kg6 51. Rf8
Bf6 52. Be8+ Kf5 53. Rg8 Kf4 54. Bf8 Rb1+ 55. Kg2 Rb2+ 56. Kf1 Bg5 57. Bg6 Ng3+
58. Ke1 Rb6 59. Bc2 Ra6 60. Kd2 Nf1+ 61. Kc3 Ne3 62. Bb3 Nf5 63. Kb4 Rb6+ 64.
Ka4 e4 65. Bc2 Rb8 66. Rh8 Rb2 67. Bxe4 Kxe4 68. Bxd6 Nxd6 69. Rh5 Be3 70. Rh4+
Kd3 71. Rh3 Rb8 72. Rg3 Kc4 73. Rg4+ Bd4 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2529"]
[BlackElo "2489"]
[PlyCount "85"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. d3 e5 6. Bxc6 dxc6 7. Be3 Qe7 8. h3
Nf6 9. Qd2 Nd7 10. Bh6 O-O 11. Bxg7 Kxg7 12. Na3 $146 ({RR} 12. Qc3 Re8 13.
Nbd2 Nf8 14. Nh2 f6 15. f4 exf4 16. Rxf4 Qe5 17. Raf1 Qxc3 18. bxc3 f5 19. R4f2
Be6 20. exf5 gxf5 21. Nhf3 Ng6 22. Ng5 f4 23. Nde4 Bd5 24. c4 Bxe4 25. Nxe4 b6
26. g3 fxg3 {Chandler,M (2555)-Cummings,D (2365) England 1998 1-0 (40)}) 12...
b6 13. Nc4 a5 14. a4 Ba6 15. b3 Bxc4 16. bxc4 h6 17. Nh2 f5 18. exf5 gxf5 19.
f4 e4 20. dxe4 fxe4 21. Ng4 Rad8 22. Ne3 Kh7 23. Qe2 Nf6 24. g4 Qe6 25. Rab1
Rd4 26. Rxb6 Rfd8 27. Rb7+ R8d7 28. Rfb1 Qf7 29. Rxd7 Qxd7 30. Qe1 Qc7 31. Qf2
Nd7 32. Nf5 Nf6 33. Nxd4 cxd4 34. Qxd4 Qxf4 35. Qf2 Qd6 36. c5 Qe7 37. Re1 Kg7
38. Qd4 Qc7 39. Kg2 Kg6 40. Rf1 Nd5 41. Qxe4+ Kg7 42. Qd4+ Kg6 43. c4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Matsuura, Everaldo"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2462"]
[BlackElo "2381"]
[PlyCount "104"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. g3 Bg4 5. Bg2 e6 6. Bb2 Nbd7 7. O-O Bd6 8. d3
O-O 9. Nbd2 a5 10. a3 Re8 11. h3 Bh5 12. Qc2 Qe7 13. e4 dxe4 14. dxe4 e5 15.
Nh4 Bg6 $146 ({RR} 15... Bc5 16. Nf5 Qf8 17. Kh2 Be2 18. Rfe1 Bh5 19. Nf1 Bg6
20. g4 h6 21. N1g3 Red8 22. Red1 Re8 23. Rd2 Nb8 24. Qd1 Na6 25. Qf3 Re6 26. h4
Rd8 {1/2-1/2 (26) Kagan,N (2395)-Johansen,D (2510) Melbourne 1995}) ({RR} 15...
Bc5 16. Ndf3 Bg6 17. Rfe1 Rad8 18. Re2 Nh5 19. Kh2 Nhf6 20. Kh1 Kh8 21. Nf5
Bxf5 22. exf5 e4 23. Ng5 e3 24. b4 axb4 25. axb4 Bxb4 26. Rxe3 Qf8 27. Rb3 Kg8
28. Rb1 c5 29. Rd1 h6 30. Nf3 {Timman,J (2610)-Schlecht,D (2349) Germany 2014
1-0 (41)}) 16. Rfe1 Bc5 17. Nf5 Qd8 18. Nf1 Qb6 19. N1e3 Bxf5 20. exf5 Rad8 21.
Bc3 Bd4 22. b4 Bxc3 23. Qxc3 Qd4 24. Qb3 axb4 25. axb4 e4 26. Red1 Qb6 27. Qc3
h6 28. c5 Qc7 29. Nc4 Nd5 30. Qb3 N7f6 31. Re1 b5 32. Nd6 Rxd6 33. cxd6 Qxd6
34. Rad1 Qe5 35. g4 e3 36. fxe3 Qg3 37. Qb2 Ne4 38. Ra1 Ng5 39. Kh1 Nxe3 40.
Bxc6 Nxh3 41. Re2 Nf4 42. Rg1 Qh4+ 43. Rh2 Qd8 44. Bxe8 Qa8+ 45. Rhg2 Nfxg2 46.
Rxg2 Nxg2 47. Bxf7+ Kxf7 48. Qxg2 Qxg2+ 49. Kxg2 Kf6 50. Kf3 Kg5 51. Kg3 h5 52.
gxh5 Kxf5 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Chemin, Vitorio"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2363"]
[BlackElo "2208"]
[PlyCount "94"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bf4 Qb6 7. Qb3 e6 ({RR
} 7... Qxb3 8. axb3 e6 9. e3 Bb4 10. Bb5 Bd7 11. Ke2 Nh5 12. Bg3 Nxg3+ 13. hxg3
Ke7 14. Bd3 h6 15. g4 Rac8 16. Na2 Bd6 17. Nc3 Bb4 18. Na2 Bd6 19. Nc3 a6 20.
Ne1 Nb4 21. Bb1 e5 22. f3 {Rakhmanov,A (2634)-Dubov,D (2703) Sochi RUS 2018
0-1 (52)}) ({RR} 7... Nxd4 8. Qa4+ Nc6 9. Qc2 e6 10. e3 Bb4 11. Be2 O-O 12. O-O
Bd7 13. Ne5 Nxe5 14. Bxe5 Bxc3 15. Bxc3 Rac8 16. Bd3 h6 17. Qb1 Ne8 18. Qd1 f5
19. Qh5 Nf6 20. Qh4 Bb5 21. Rfd1 Bxd3 22. Rxd3 {Kosmidis,T (1721)-Torres,L 
(1501) Gothenburg SWE 2023 0-1}) ({RR} 7... Qxb3 8. axb3 e6 9. e3 Bb4 10. Bd3
O-O 11. Ke2 Bd7 12. Rhc1 Na5 13. Nd2 Rfc8 14. f3 Nh5 15. Bg5 f6 16. Bh4 g5 17.
Bf2 Ng7 18. h4 h6 19. hxg5 hxg5 20. e4 Kf7 21. Be3 dxe4 22. fxe4 {Chemin,V 
(2127)-Nascimento,P (1967) Curitiba 2017 1-0 (51)}) 8. e3 Bd7 $146 ({RR} 8...
Nh5 9. Qxb6 axb6 10. Bc7 Bb4 11. Bxb6 Nf6 12. Bd3 Ne4 13. Bxe4 dxe4 14. Nd2 f5
15. O-O Bd7 16. f3 exf3 17. Nxf3 h6 18. a3 Bxc3 19. bxc3 g5 20. Rab1 Kf7 21.
Bc5 Bc8 22. Nd2 Na5 23. Bb6 {Sonnenberg,M-Strick van Linschoten,H Netherlands
1924 1-0}) ({RR} 8... Bb4 9. Bd3 O-O 10. O-O Bd7 11. Na4 Qa5 12. a3 Be7 13. Nc3
Qb6 14. Qxb6 axb6 15. Bc7 Bd8 16. Bd6 Be7 17. Bc7 Bd8 {1/2-1/2 (17) Nogues
Acuna,A-Andersen,E London 1927}) 9. Be2 Bb4 10. O-O O-O 11. a3 Be7 12. Qxb6
axb6 13. Ne5 Nxe5 14. Bxe5 Rfc8 15. Rfc1 Ne8 16. f3 Nd6 17. Bxd6 Bxd6 18. Kf2
Kf8 19. f4 Ke7 20. g4 Rc7 21. Nb5 Bxb5 22. Rxc7+ Bxc7 23. Bxb5 Bd6 24. Rc1 h6
25. h4 f6 26. Kf3 Kd8 27. Bd3 Rc8 28. Rg1 e5 29. fxe5 fxe5 30. dxe5 Bxe5 31. g5
Bxb2 32. gxh6 gxh6 33. Rb1 Rc3 34. Ke2 Bxa3 35. Rxb6 Rc6 36. Rxb7 Be7 37. h5
Re6 38. Rb5 Re5 39. Bc4 Rxh5 40. Bxd5 Kc7 41. e4 Rh3 42. e5 Bg5 43. Bf3 Kd8 44.
Rb7 Ke8 45. e6 Kd8 46. Rf7 Ke8 47. Kd3 Rxf3+ 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "5"]
[White "Da Silva, Alessandro Rodrigue"]
[Black "Caldeira, Adriano"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2204"]
[BlackElo "2320"]
[PlyCount "60"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. Qc2 d5 5. exd5 ({RR} 5. e5 Nfd7 6. g3 Nc6 7.
Bg2 Qc7 8. d4 cxd4 9. Bf4 d3 10. Qxd3 Ndxe5 11. Nxe5 Nxe5 12. Qe2 Bd6 13. Bxe5
Bxe5 14. f4 Bd6 15. Bxd5 O-O 16. Bg2 Qb6 17. a4 e5 18. a5 Qc7 19. fxe5 Bc5 {
Rodriguez Vila,A (2547)-Flores Rios,M (2391) Villa Martelli 2007 1/2-1/2 (38)})
5... Qxd5 $146 ({RR} 5... Nxd5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. d4 Nc6 9. dxc5 Bxc5
10. O-O O-O 11. Nbd2 b5 12. Ne4 Be7 13. Bg5 f6 14. Bh4 g5 15. Bg3 g4 16. Nd4
Nxd4 17. cxd4 f5 18. Nc5 Bxc5 19. dxc5 Rac8 20. Be5 {Apol,L-Jarecki,J (2205)
Luzern 1982 1-0 (60)}) ({RR} 5... exd5 6. d4 Nc6 7. Bb5 Bd7 8. O-O cxd4 9. Bxc6
Bxc6 10. Nxd4 Be7 11. Bf4 O-O 12. Nd2 Rc8 13. Qd3 h6 14. Rfe1 Re8 15. h3 Bf8
16. N2f3 Ne4 17. Nxc6 bxc6 18. Nd2 Qf6 19. Nxe4 Qxf4 20. Ng3 {HolaChess (2130)
-Martins,C (2441) lichess.org 2021 0-1}) 6. Na3 Nc6 7. d4 Be7 8. Nb5 Qd8 9. Bf4
Nd5 10. Bg3 a6 11. Na3 cxd4 12. c4 Qa5+ 13. Nd2 Ne3 14. fxe3 dxe3 15. Bf4 exd2+
16. Bxd2 Qe5+ 17. Be2 Bxa3 18. Bc3 Bb4 19. O-O-O Bxc3 20. bxc3 O-O 21. Bd3 f5
22. Kb1 Qc7 23. g4 Ne5 24. gxf5 Nxd3 25. Qxd3 exf5 26. Qd5+ Kh8 27. Rhe1 f4 28.
Re5 Bg4 29. Rde1 f3 30. Qd4 f2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Milos, Gilberto"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2598"]
[BlackElo "2529"]
[PlyCount "69"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 {Gashimov,V} Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O
Nbd7 ({RR} 7... dxc4 8. Bxc4 Nbd7) 8. cxd5 exd5 9. a3 ({RR} 9. Ne2 c4 10. Bc2
Re8 11. b3 cxb3 12. axb3 Qe7 13. Bb2 Bd6 14. Ng3 g6 15. Bd3 Nb8 16. Ne5 Nc6 17.
f4 Nb4 18. Bb1 Nd7 19. e4 Nf6 20. f5 dxe4 21. fxg6 fxg6 22. Nxe4 Nbd5 23. Qf3
Rf8 {Campos Gomez,M (2331)-Mateus,M (2005) Cali COL 2022 1-0 (35)}) 9... Bxc3 (
{RR} 9... cxd4 10. Nb5 ({RR} 10. axb4 dxc3 11. bxc3 Nb6) 10... Be7 11. Nbxd4
Nc5 12. Bc2 Re8 13. b4 Nce4 14. Bb2 a5 15. b5 Bg4 16. h3 Bh5 17. g4 Bg6 18. Nh4
Rc8 19. Nhf5 Bf8 20. Kg2 Bxf5 21. Nxf5 g6 22. Bxe4 ({RR} 22. Nd4 Bd6) 22...
Nxe4 23. Qd4 f6 24. Ng3 {Vitiugov,N (2681)-Gashimov,V (2740) Ohrid 2009 CBM
133 [Gashimov,V] 0-1 (43)}) 10. bxc3 Qc7 $146 ({RR} 10... c4 11. Bc2 Re8 12.
Nd2 Nb6 13. f3 Rxe3 14. Ne4 Rxe4 15. fxe4 Nxe4 16. a4 Be6 17. a5 Nc8 18. Bxe4
dxe4 19. Qe2 Bd5 20. Qg4 Ne7 21. Bh6 Ng6 22. Bg5 Qc8 23. Qf5 Qc6 24. h4 f6 25.
h5 {Scheipl,R (2223)-Zakhvatov,V (2314) Naumburg 2002 1-0 (53)}) ({RR} 10... c4
11. Bc2 Re8 12. Nd2 Qa5 13. Bb2 Nb6 14. Re1 Bd7 15. a4 Ne4 16. Nf1 f5 17. f3
Nf6 18. h3 h5 19. Ng3 g6 20. Kf2 h4 21. Nf1 Re6 22. Kg1 Kf7 23. Re2 Rh8 24. Bc1
Nc8 25. Qe1 {Petrosian,T-Debarnot,R Las Palmas 1975 1-0 (43)}) 11. Nh4 Re8 12.
f3 Nf8 13. Ra2 Ng6 14. Nf5 Bd7 15. g4 Bc6 16. g5 Nd7 17. f4 Ne7 18. Nh4 Rf8 19.
Qg4 Qa5 20. Bd2 Qa4 21. Bc2 Qc4 22. Rb2 Rae8 23. Qh3 Ng6 24. Nf5 Re6 25. e4
Rxe4 26. Nd6 Qa6 27. Nxe4 dxe4 28. d5 Ba4 29. Bxe4 Re8 30. Qd3 c4 31. Qd4 Bb3
32. Bc1 Qxa3 33. Bxg6 hxg6 34. Re2 Qf8 35. Ba3 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Chemin, Vitorio"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2207"]
[BlackElo "2363"]
[PlyCount "63"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2
Qc7 9. Bb3 Na5 10. g4 b5 11. g5 Nd7 12. h4 Bb7 ({RR} 12... Nxb3 13. axb3 Bb7
14. f3 b4 15. Na4 d5 16. exd5 Bxd5 17. O-O-O g6 18. h5 Bg7 19. Kb1 Rc8 20. hxg6
hxg6 21. Rxh8+ Bxh8 22. f4 Be4 23. Bc1 Qb7 24. f5 exf5 25. Ka2 Kf8 26. c4 bxc3
27. Nxc3 {Perez Rodriguez,L (2329)-Harsha,B (2599) chess.com INT 2023 0-1 (33)}
) 13. f3 Nc5 ({RR} 13... Nc4 14. Bxc4 Qxc4 15. Qxc4 bxc4 16. h5 Be7 17. O-O-O
O-O 18. Rhg1 Rfe8 19. Nde2 Rac8 20. Nf4 Bf8 21. a3 Rc7 22. Rg3 Ba8 23. Kb1 Ne5
24. Ka2 Rb7 25. Bc1 Rc7 26. Ng2 Nd7 27. Ne3 Be7 28. Ng4 {Ljubojevic,L (2600)
-Ivanchuk,V (2710) Monte Carlo 1994 1-0 (49)}) 14. h5 b4 $146 ({RR} 14... Be7
15. O-O-O O-O 16. Kb1 b4 17. Na4 Nxa4 18. Bxa4 d5 19. f4 Nc4 20. g6 e5 21.
gxf7+ Rxf7 22. Ne6 Qc8 23. f5 d4 24. Bc1 Nd6 25. Bb3 Bxe4 26. Rhg1 Kh8 27. Nxg7
Rxg7 28. Rxg7 Kxg7 29. Qg4+ {Novita,A (2304)-Venkatesh,M (2517) Ho Chi Minh
City 2012 1/2-1/2 (60)}) 15. Na4 Naxb3 16. axb3 Be7 17. O-O-O Qa5 18. g6 Nxa4
19. bxa4 Qxa4 20. Kb1 h6 21. gxf7+ Kxf7 22. Qg2 Bf6 23. Qg6+ Ke7 24. e5 dxe5
25. Nf5+ Kf8 26. Bc5+ Kg8 27. Qxf6 exf5 28. Qe6+ Kh7 29. Rd7 Qxd7 30. Qxd7 Bc8
31. Qf7 Rg8 32. Bd6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Name, Gabriel Ricardo"]
[Black "Araujo, Adalberto"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2198"]
[BlackElo "2258"]
[PlyCount "138"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. Nbd2 Bd6 7. Qc2 O-O 8. O-O
Nbd7 9. Ne1 Qe7 10. Ndf3 b6 11. Nd3 Bb7 12. Bf4 Bxf4 13. Nxf4 Rfc8 $146 ({RR} 
13... Rac8 14. Ng5 Ne4 15. Ngxe6 Rfe8 16. f3 Nd6 17. cxd5 cxd5 18. Qa4 h6 19.
Rac1 g5 20. Nc7 gxf4 21. Nxe8 Qxe8 22. Rxc8 Qxc8 23. Qb4 Qc7 24. Qd2 Nc4 25.
Rc1 Ba6 26. Qd3 Qd6 27. Qxf5 fxg3 28. Qg4+ {Huhndorf,A (2264)-Kamp,C (2268)
Germany 2009 1-0 (39)}) ({RR} 13... Ne4 14. Rac1 Rac8 15. Rfd1 Rfd8 16. e3 Ndf6
17. Ne5 c5 18. Qa4 a6 19. Qa3 Rc7 20. Qb3 g5 21. Ne2 dxc4 22. Qxb6 cxd4 23.
Nxd4 Rd6 24. Qa7 Bd5 25. Qb8+ Rd8 26. Qb6 Rdc8 27. Ne2 Qc5 28. Qxc5 {Tolstikh,
N (2384)-Zinchenko,Y (2493) Pardubice 2005 1/2-1/2 (48)}) 14. Qb3 Ne4 15. cxd5
cxd5 16. h4 Ndf6 17. a3 Ng4 18. Qd3 a5 19. Bh3 Ba6 20. Qd1 Ngf6 21. Qb3 Qd6 22.
Rfc1 Bc4 23. Qe3 Nd7 24. Rc2 a4 25. Rac1 b5 26. Kg2 Rf8 27. Nd3 Rac8 28. h5 Rf6
29. Nfe5 Rh6 30. f3 Nef6 31. g4 fxg4 32. fxg4 Ne4 33. Rf1 Rf6 34. Rcc1 Rcf8 35.
g5 Rxf1 36. Rxf1 Rxf1 37. Kxf1 Nf8 38. Qf4 Qc7 39. Nf3 Qf7 40. Qxf7+ Kxf7 41.
Nf4 h6 42. gxh6 gxh6 43. Ne5+ Kf6 44. Ke1 Bb3 45. Nfd3 Ng5 46. Bg4 Bc2 47. Nc5
Bf5 48. Bxf5 Kxf5 49. Ned3 Ne4 50. Na6 Nd7 51. Nc7 Nef6 52. Nc5 Nb6 53. Nxb5
Nxh5 54. Nc3 Nf4 55. e3 Ng6 56. N5xa4 Nc4 57. Kf2 h5 58. b4 Nxa3 59. b5 Nxb5
60. Nxb5 e5 61. Nac3 exd4 62. Nxd5 Ke5 63. Nbc3 Kd6 64. Kg3 Kc5 65. Nf4 Kb4 66.
Nfe2 Ne7 67. Kf4 Nc8 68. Ke5 Nb6 69. Nf4 Nc4+ 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Tasoko, Toshinobu"]
[Black "Azevedo, Alcides Alexandre"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1935"]
[BlackElo "2175"]
[PlyCount "56"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. f4 Be7 8. Be2
({RR} 8. Nf3 h6 9. Bh4 Nxe4 10. Nxe4 Bxh4+ 11. Nxh4 Qxh4+ 12. g3 Qd8 13. Qxd6
Qxd6 14. Nxd6+ Ke7 15. O-O-O Rd8 16. Nxc8+ Raxc8 17. Rxd8 Nxd8 18. h4 f5 19.
Bg2 Rc7 20. Re1 Kf6 21. Kd2 g5 22. hxg5+ hxg5 {Babujian,L (2413)-Gelashvili,T 
(2622) Gyumri 2008 1/2-1/2 (53)}) 8... h6 9. Bh4 O-O $146 ({RR} 9... Nxe4 10.
Bxe7 Nxc3 11. Nxc6 bxc6 12. Qxd6 Qxd6 13. Bxd6 Nxe2 14. Kxe2 Ba6+ 15. Ke3 h5
16. Rad1 h4 17. Rd4 Rh5 18. b3 c5 19. Rd2 c4 20. Rhd1 Ra5 21. Bb4 Rxa2 22. Rd7
Rc8 23. Re7+ Kf8 24. Rdd7 {Ramsey,S-Wuehler,R San Mateo 1992 1-0}) ({RR} 9...
Nxe4 10. Bxe7 Nxc3 11. Bxd8 Nxd1 12. Nxc6 Ne3 13. Bb5 Bd7 14. Bc7 bxc6 15. Bf1
Nxc2+ 16. Kd2 Nxa1 17. Bd3 Ke7 18. Rxa1 a5 19. Rd1 c5 20. Bc4 Rhc8 21. Bb6 Rc6
{0-1 (21) Mari,A-Eden,J (2294) Europe-Echecs INT 2021}) ({RR} 9... Nxe4 10.
Bxe7 Nxc3 11. Bxd8 Nxd1 12. Rxd1 Nxd8 13. Nb5 O-O 14. Nxd6 b6 {1/2-1/2 (14) Ek,
P-Johanson,B Stockholm 1995}) 10. Bf2 Qc7 11. Qd2 a6 12. Bf3 Bd7 13. Rg1 b5 14.
g4 Nxd4 15. Bxd4 e5 16. Be3 b4 17. Nd5 Nxd5 18. exd5 exf4 19. Bxf4 Bh4+ 20. Kd1
Rfe8 21. Qxb4 Qa7 22. Rf1 Rab8 23. Qd2 Rxb2 24. Bxd6 Ba4 25. Rc1 Bb5 26. Rh1
Re3 27. Bg2 Be2+ 28. Qxe2 Rxe2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "De Paula, Guilherme Bueno"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2135"]
[BlackElo "2094"]
[PlyCount "74"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. f4 d5 2. g3 Bg4 ({RR} 2... e5 3. fxe5 c5 4. e3 Nc6 5. d4 h5 6. Bg2 h4 7. Nc3
hxg3 8. hxg3 Rxh1 9. Bxh1 Be6 10. Nf3 Nh6 11. Qd3 Bf5 12. Qb5 a6 13. Qe2 Nb4
14. e4 dxe4 15. Nxe4 cxd4 16. Nd6+ Bxd6 17. exd6+ {Pavkov,N (2230)-Indjic,D 
(2291) Novi Banovci 2017 1/2-1/2}) ({RR} 2... Bf5 3. d3 Nf6 4. Nf3 e6 5. Nh4
Bg4 6. h3 Bh5 7. g4 Nfd7 8. Nf3 Bg6 9. Bg2 h6 10. Nc3 Bd6 11. e4 dxe4 12. dxe4
Bb4 13. f5 exf5 14. exf5 Qe7+ 15. Qe2 Bxc3+ 16. bxc3 Qxe2+ 17. Kxe2 {De Paula,
G (2032)-Brito,P (1692) Goiania 2012 1-0 (32)}) 3. Bg2 c6 ({RR} 3... e6 4. Nf3
Nd7 5. O-O Ngf6 6. d3 c6 7. Qe1 Be7 8. Nbd2 O-O 9. Kh1 a5 10. e4 a4 11. Ng1 Bh5
12. h3 h6 13. g4 Bg6 14. f5 Bh7 15. e5 Ne8 16. f6 gxf6 17. Ndf3 fxe5 18. Bxh6 {
Chigaev,M (2496)-Rozum,I (2539) St Petersburg 2015 1/2-1/2 (40)}) 4. h3 $146 ({
RR} 4. Nf3 Bxf3 5. Bxf3 f5 6. c4 e6 7. d3 Bc5 8. Nd2 Nf6 9. e4 O-O 10. e5 Nfd7
11. Nb3 Bb6 12. cxd5 cxd5 13. d4 Nc6 14. Be3 Na5 15. Rc1 Nc4 16. Qe2 Rc8 17.
O-O g5 18. fxg5 Ndxe5 {Spycher,B-Cavadini,N Switzerland 1996 1/2-1/2 (39)}) ({
RR} 4. Nf3 Qc8 5. O-O Nf6 6. d3 h5 7. Nbd2 Bh3 8. Bxh3 Qxh3 9. Ng5 Qc8 10. Ndf3
Ng4 11. Kg2 f6 12. Nh3 e6 13. Nf2 Nd7 14. e4 Nxf2 15. Rxf2 Bc5 16. Re2 dxe4 17.
Rxe4 Nf8 18. d4 Qd7 {Buchar,P (2101)-Hejkrlik,F (2103) Czechia 2006 1/2-1/2 
(40)}) 4... Bf5 5. d3 e6 6. e4 dxe4 7. dxe4 Qxd1+ 8. Kxd1 Bg6 9. g4 f6 10. Be3
Nd7 11. Nd2 e5 12. f5 Bf7 13. Bf1 Bc5 14. Ke2 O-O-O 15. Ngf3 h6 16. Kf2 Ne7 17.
Bc4 Bxc4 18. Nxc4 Kc7 19. Rhd1 Bxe3+ 20. Kxe3 Nc8 21. Rd2 Ndb6 22. Nxb6 Nxb6
23. b3 Rxd2 24. Kxd2 Nc8 25. Rd1 Rd8+ 26. Ke2 Nd6 27. Nd2 Nb5 28. Ke3 Nc3 29.
Ra1 Kd7 30. a4 Ke7 31. h4 Rd4 32. Rg1 Kf7 33. g5 hxg5 34. hxg5 fxg5 35. Rg4
Nd5+ 36. Ke2 Nf6 37. Rxg5 Rxd2+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Di Berardino, Diego Rafael"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2358"]
[BlackElo "2208"]
[PlyCount "91"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be2 Bb4 ({RR} 6... b6
7. Be3 Bb7 8. Qd2 Nxd4 9. Bxd4 a6 10. Rd1 Nf6 11. Qe3 Bc5 12. O-O O-O 13. e5
Nd5 14. Nxd5 Bxd5 15. c4 Bxd4 16. Rxd4 Bc6 17. Qg3 f6 18. exf6 Qxg3 19. hxg3
Rxf6 20. Bf3 Bxf3 21. gxf3 {Larsen,B (2615)-Portisch,L (2625) Rotterdam 1977
1-0 (86)}) 7. O-O ({RR} 7. Nxc6 bxc6 8. Qd4 Bd6 9. Qxg7 Be5 10. Bf4 Bxg7 11.
Bxc7 d5 12. O-O-O Bd7 13. Rhe1 Ne7 14. Ba6 Bc8 15. Bf1 Bd7 16. Bd6 d4 17. Na4
e5 18. Bc4 Nc8 19. Bc5 Rb8 20. Rd3 Be6 21. Bxe6 fxe6 {Miroshnichenko,P (2255)
-Nasibullin,I (2075) St Petersburg 2015 1-0 (33)}) 7... Nf6 8. a3 Be7 $146 ({RR
} 8... Bxc3 9. Nb5 Qe5 10. Nxc3 Nxe4 11. Nxe4 Qxe4 12. Bd3 Qe5 13. Re1 Qc7 14.
Qg4 g6 15. Bf4 d6 16. Qg5 Qe7 17. Qh6 Bd7 18. b4 O-O-O 19. Be3 Kb8 20. Qf4 e5
21. Qg3 Qf8 22. b5 Ne7 23. Qh4 {Aponte Montes de Oca,O (2066)-Giraldo,A (1726)
Armenia 2013 1/2-1/2 (60)}) 9. Be3 a6 10. f4 d6 11. Kh1 O-O 12. Qe1 Re8 13. Qg3
Kh8 14. Nxc6 bxc6 15. e5 Nd5 16. Bd4 f5 17. Nxd5 exd5 18. Bh5 Rf8 19. Rae1 c5
20. exd6 Bxd6 21. Be5 Bb7 22. Qh4 Bxe5 23. Rxe5 Qb6 24. Rfe1 d4 25. Re6 Qxb2
26. Bg6 h6 27. Bxf5 Rxf5 28. Rxh6+ gxh6 29. Qxh6+ Kg8 30. Qg6+ Kh8 31. Qxf5
Qxa3 32. Qh5+ Kg8 33. Qg4+ Kh8 34. Qh4+ Kg8 35. h3 Rf8 36. Qg5+ Kh8 37. Qh4+
Kg8 38. Kh2 Bxg2 39. Qg5+ Kh8 40. Qh6+ Kg8 41. Qg6+ Kh8 42. Qh6+ Kg8 43. Rg1
Qe3 44. Rxg2+ Kf7 45. Rg7+ Ke8 46. Qc6+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Coelho, Luis Henrique"]
[Black "Matsuura, Frederico"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2381"]
[BlackElo "2280"]
[PlyCount "65"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 {Psakhis,L} e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7.
Qg4 Kf8 8. Bd2 Bd7 ({RR} 8... b6 9. dxc5 ({RR} 9. Nf3 h6 10. a4 Ba6 11. Bxa6
Nxa6 12. O-O Rc8 13. Rfb1 Qd7 14. Ra2 Kg8 15. Ne1 Qc6 16. a5 b5 17. Rab2 Rb8
18. Qe2 c4 19. g4 Kf8 20. Ng2 Ke8 21. Nf4 g6 22. Qf3 Kd7 23. Ne2 Nc7) ({RR} 9.
h4 Ba6 10. h5 h6 11. Bxa6 ({RR} 11. Ne2 Nbc6 12. Rh3 cxd4 13. cxd4 Nf5 14. Bc3
Qg5 15. Qxg5 hxg5 16. O-O-O g4 17. Rh1 Rc8) 11... Nxa6 12. Ne2 Qc7 ({RR} 12...
Rc8 13. Qf3 cxd4 14. cxd4 Qe8 15. Rh4 Rxc2 16. Nc3 Qc8 17. Qd3 Rb2 18. Nd1 Rxd2
19. Kxd2 Nb8 20. Rc1) 13. Qf3 Kg8 14. Rh4 Nf5 15. Rf4 Rf8 16. Rg4 cxd4 17. cxd4
Qc4 18. c3 Kh7 19. Ng3 Nxg3 20. Qxg3 Rhg8) ({RR} 9. Bd3 Ba6 10. Nh3 Bxd3 11.
cxd3 Nbc6 12. O-O cxd4 13. cxd4 Nf5 14. Be3 Qh4 15. Qxh4 Nxh4 16. Rac1 Rc8 17.
Rc2 Ke8 18. Rfc1 Kd7 19. Ng5 Nf5) 9... bxc5 ({RR} 9... Ba6 10. cxb6 Qxb6 11.
Bd3) 10. Nf3 ({RR} 10. c4) 10... c4 11. Nd4 Nbc6 12. Nxc6 ({RR} 12. Qg3 Qb6)
12... Nxc6 13. Qg3 ({RR} 13. f4 Qb6) 13... Qb6 14. Bc1 ({RR} 14. Be3 Qa5) ({RR
} 14. Be2 Qb2 15. O-O Qxc2 16. Qe3 Nxe5 17. Qxe5 Qxd2 18. Qd6+ Ke8 19. Qc6+)
14... Bd7 15. a4 h6 16. Be2 Kg8 17. Bh5 Qc7 18. f4 ({RR} 18. Bf4) 18... Ne7 19.
Ba3 Nf5 20. Qf2 g6 ({RR} 20... Bxa4 21. g4 Ne7 22. Bxe7 Qxe7 23. Rxa4 g6 24.
Bxg6 ({RR} 24. Rg1 gxh5 25. g5 Rh7 26. gxh6+ Kh8) 24... fxg6 25. O-O) 21. Bg4 (
{RR} 21. Bf3 Bxa4) 21... Bxa4 22. Bxf5 gxf5 23. Bd6 {Stefansson,H (2575)
-Ivanchuk,V (2731) Leon 2001 CBM 086 [Psakhis,L] 1/2-1/2}) ({RR} 8... Qc7 9.
Bd3 b6 10. Nf3 cxd4 11. cxd4 Ba6 12. Bb4 Bxd3 13. cxd3 Nbc6 14. Bd6 Qd7 15. O-O
Kg8 16. a4 h6 17. Qf4 Ng6 18. Qg4 Kh7 19. h4 Rhc8 20. h5 Nge7) 9. h4 $146 ({RR
} 9. a4 Nbc6 10. Nf3 Qc7 11. Bd3 c4 12. Be2 h5 13. Qh3 Kg8 14. O-O Nf5 15. Rfb1
Nce7 16. Rb4 Ng6 17. g3 f6 18. exf6 gxf6 19. Qf1 Nd6 20. Qe1 Kf7 21. Bf1 Rag8
22. Bg2 h4 23. Qe2 Rh7 {Gypser,A (2236)-Thieme Garmann,A (2168) Germany 2008
0-1 (37)}) ({RR} 9. Bd3 Ba4 10. dxc5 Bc6 11. Nf3 Nd7 12. Be3 Qa5 13. Qb4 Qc7
14. Qf4 h6 15. h4 Rc8 16. O-O Kg8 17. h5 f6 18. exf6 Qxf4 19. Bxf4 gxf6 20. Bd6
Kf7 21. Nh4 Rhg8 22. Ng6 Nxg6 23. Bxg6+ Kg7 {Freitag,M (2367)-Rozycki,B (2198)
Graz 2016 1-0 (33)}) ({RR} 9. a4 Qe8 10. dxc5 Bc6 11. Nf3 Nd7 12. Be3 Ng6 13.
Bd4 Qe7 14. h4 h5 15. Qg5 Qxg5 16. hxg5 b6 17. cxb6 axb6 18. Kd2 Ke7 19. Bb5
Bxb5 20. axb5 h4 21. Ra6 Rxa6 22. bxa6 Ra8 23. Ra1 Kd8 {Salgado Lopez,I (2621)
-Cruz,C (2508) La Roda 2012 1-0 (40)}) 9... Qc7 10. Rh3 cxd4 11. cxd4 Qxc2 12.
Bd3 Qa4 13. h5 Nbc6 14. h6 g6 15. Nf3 Rc8 16. Qf4 Ke8 17. g4 Kd8 18. Kf1 Kc7
19. Kg2 Kb8 20. Rhh1 g5 21. Nxg5 Ng6 22. Bxg6 fxg6 23. Bc3 Rcf8 24. Qe3 a5 25.
Rhc1 Nd8 26. Bd2 Nf7 27. Nf3 g5 28. Rh1 Rc8 29. Qe1 b6 30. Qd1 Qxd1 31. Raxd1
Ba4 32. Rb1 Ka7 33. Nxg5 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Caldeira, Adriano"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2320"]
[BlackElo "2462"]
[PlyCount "69"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. c3 Bg7 13. Qh5 O-O 14. exf5 Bxd5
15. f6 e4 16. fxg7 Re8 17. Be2 Re5 18. Qh6 Ra7 $146 ({RR} 18... Re6 19. Qd2 Re5
20. Nc2 Kxg7 21. Ne3 Be6 22. O-O d5 23. Rad1 Qg5 24. f4 exf3 25. Rxf3 Kh8 26.
Rg3 Qh6 27. Rf1 Rd8 28. Bd1 Rg8 29. Rxg8+ Kxg8 30. Rf3 Rg5 31. Nxd5 Bxd5 32.
Rg3 Rxg3 33. Qxh6 {Klovans,J-Sveshnikov,E Moscow (Russia) 1975 1/2-1/2 (53)}) (
{RR} 18... b4 19. Nc2 bxc3 20. bxc3 Qg5 21. Qxg5 Rxg5 22. O-O Be6 23. Rfd1 Rc5
24. Rxd6 Rxc3 25. Ne3 Nb4 26. a4 Nc2 27. Nxc2 {1/2-1/2 (27) Anand,V (2753)-Van
Wely,L (2668) Wijk aan Zee 2003}) ({RR} 18... Qg5 19. Qxg5 Rxg5 20. Nc2 Bc4 21.
Ne3 Ne5 22. h4 Rxg7 23. a4 Rb8 24. axb5 axb5 25. b4 Rg6 26. Ra7 Kf8 27. h5 Rg5
28. Rh4 Bxe2 29. Kxe2 Rc8 30. Rxe4 Rxh5 31. f4 f5 32. Nxf5 Rxf5 33. fxe5 {
Kantans,T (2487)-Polok,K (2284) Lublin POL 2023 1/2-1/2 (59)}) ({RR} 18... Qg5
19. Qxg5 Rxg5 20. O-O b4 21. Nc2 bxc3 22. bxc3 Be6 23. Rfd1 Rc5 24. Rxd6 Rxc3
25. Ne3 Nb4 26. a3 Nc2 27. Nxc2 Rxc2 28. Bxa6 Bc4 29. Bxc4 Rxc4 30. g3 Raa4 31.
Rd2 e3 32. fxe3 Rc3 33. Rd8+ {Klovans,J-Timoscenko,G Odessa (Ukraine) 1975 1-0
(56)}) 19. Nc2 f5 20. Qd2 Rxg7 21. O-O-O Bxa2 22. Qxd6 Qg5+ 23. Ne3 Rg6 24. Qd7
Bf7 25. g3 b4 26. h4 Qf6 27. h5 Rh6 28. g4 bxc3 29. g5 cxb2+ 30. Kb1 Ba2+ 31.
Kxa2 Ra5+ 32. Kb3 Ra3+ 33. Kxa3 Qc3+ 34. Ka2 Qa5+ 35. Kxb2 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Capatti, Eduardo"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2164"]
[BlackElo "2308"]
[PlyCount "64"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 h6 6. h3 Be7 7. Be3 c6 ({RR} 
7... O-O 8. Qd2 c6 9. a4 a5 10. g4 Qc7 11. dxe5 dxe5 12. g5 hxg5 13. Bxg5 Nc5
14. Qe3 b6 15. Rg1 Be6 16. Bh6 g6 17. Bxf8 Bxf8 18. Bxe6 Nxe6 19. O-O-O Nf4 20.
Kb1 Bc5 21. Qe1 Nxh3 22. Rg2 {Clancy,M (1706)-Erdogan,H (1831) Leamington Spa
ENG 2023 1-0 (33)}) 8. Qd2 Qc7 9. a4 b6 $146 ({RR} 9... Nf8 10. Bb3 Be6 11. d5
cxd5 12. Bxd5 Bxd5 13. Nxd5 Nxd5 14. Qxd5 Ng6 15. O-O O-O 16. c4 Rfc8 17. b3
Qc6 18. Rfd1 Qxd5 19. Rxd5 Nf8 20. Ne1 Ne6 21. Nc2 Kf8 22. Rad1 Ke8 23. g3 Nc7
24. R5d3 {Bilescu,L (1997)-Ciortan,M (1741) Targu Mures 2014 1-0 (60)}) ({RR} 
9... Nf8 10. Bd3 g5 11. d5 Ng6 12. g3 Bd7 13. Ng1 a6 14. a5 c5 15. Na4 Bxa4 16.
Rxa4 Qd7 17. b3 Kf8 18. f3 Kg7 19. Ne2 Rh7 20. Ra2 Ne8 21. c4 f6 22. b4 h5 23.
b5 Nc7 24. b6 {Brodzak,J (1960)-Rahl,V (2115) Slovakia 2012 1/2-1/2}) 10. Rd1
a6 11. Ra1 Bb7 12. g4 b5 13. axb5 cxb5 14. Bd5 b4 15. Nb5 axb5 16. Rxa8+ Bxa8
17. Bxa8 O-O 18. Bd5 Nxd5 19. exd5 e4 20. Nh2 Nb6 21. O-O Nxd5 22. Rc1 Nxe3 23.
fxe3 d5 24. Qg2 Rc8 25. Nf1 Bg5 26. Qf2 b3 27. c3 b4 28. Nd2 Qb7 29. Nxb3 bxc3
30. Nc5 Qxb2 31. Rf1 Qxf2+ 32. Kxf2 Rb8 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "El Debs, Felipe de Cresce"]
[Black "Ramos, Angelo Bil"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2351"]
[BlackElo "2135"]
[PlyCount "91"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. O-O Nc6 6. b3 Be7 7. Bb2 O-O 8. Nbd2
b5 $146 ({RR} 8... Bd7 9. Ne5 Rc8 10. a3 a6 11. dxc5 Nxe5 12. Bxe5 Bxc5 13. Qf3
Be7 14. Qh3 g6 15. a4 Bc6 16. Rad1 Nd7 17. Bb2 Bf6 18. Ba3 Re8 19. e4 Ne5 20.
exd5 exd5 21. Rfe1 Bd7 22. Qg3 Bh4 23. Qf4 {Mackenzie,G-Lipschuetz,S New York,
NY 1886 0-1 (66)}) ({RR} 8... Nb4 9. Be2 b6 10. Ne5 Bb7 11. f4 Ne4 12. Nxe4
dxe4 13. Qd2 f6 14. Ng4 Qc8 15. a3 Nc6 16. dxc5 Bxc5 17. b4 Be7 18. Rad1 Rf7
19. Qc3 Bf8 20. Qb3 Ne7 21. Rd2 Bd5 22. c4 Bc6 23. Rfd1 {Jussupow,A (2610)
-Dorfman,J (2600) Germany 2001 1/2-1/2}) 9. a3 Bb7 10. Qe2 Rc8 11. Rfd1 cxd4
12. exd4 Bd6 13. Ne5 Ne7 14. f4 Qc7 15. Rac1 Ng6 16. Rf1 Rfe8 17. Rf2 Qe7 18.
Ra1 Rc7 19. c3 Nf8 20. Rf3 Ng6 21. g3 Nd7 22. Re3 Ndf8 23. Ndf3 Qd8 24. Re1
Bxe5 25. Nxe5 Nd7 26. Nxd7 Qxd7 27. a4 Rcc8 28. f5 Nf8 29. Ba3 Rxc3 30. fxe6
Rxe6 31. Bxf8 Rxe3 32. Qxe3 Kxf8 33. Qd2 Rc8 34. Qb4+ Kg8 35. Re7 Qc6 36. Qe1
Rf8 37. Bxb5 Qc8 38. Bd7 Qd8 39. Be8 Bc8 40. Bxf7+ Kh8 41. Qe5 Ba6 42. Bxd5
Rf1+ 43. Kg2 Qf8 44. Re8 Rf2+ 45. Kh3 Bc8+ 46. g4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Leitao, Rafael Duailibe"]
[Black "Limp, Eduardo Thelio"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2580"]
[BlackElo "2445"]
[PlyCount "43"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Nc3 Nf6 6. Bg5 ({RR} 6. Bd3 Nc6 7.
Nxc6 Bxc6 8. O-O e6 9. e5 Nd5 10. Ne4 Nb4 11. Re1 Nxd3 12. Qxd3 Be7 13. Qg3 Qc7
14. Qxg7 O-O-O 15. Qxf7 Bxe4 16. Rxe4 Qxc2 17. Qf3 Bc5 18. Bg5 Rdf8 19. Bf6
Qxb2 20. Rd1 Rhg8 {Guseinov,G (2666)-Di Berardino,D (2478) chess.com INT 2020
1-0 (37)}) 6... e6 ({RR} 6... Nc6 7. Nxc6 Bxc6 8. e5 Ne4 9. Nxe4 Bxe4 10. Qd4
Bc6 11. Be2 Qc7 12. O-O e6 13. b4 h6 14. Be3 Be7 15. Rfd1 O-O 16. b5 Bd5 17. c4
Bc5 18. Qd3 Bxe3 19. Qxe3 Bb7 20. Rd6 f5 21. Qd4 {Barbosa,E (2491)-Limp,E 
(2294) Rio de Janeiro BRA 2023 1-0}) ({RR} 6... Nc6 7. Nf5 Rc8 8. Qd2 e6 9.
Nd6+ Bxd6 10. Qxd6 Qe7 11. O-O-O Qxd6 12. Rxd6 Ke7 13. Rxc6 Rxc6 14. e5 Rhc8
15. f3 Rc5 16. exf6+ gxf6 17. Be3 Ra5 18. a3 d5 19. Bd3 h5 20. Re1 e5 21. Bf2 {
Mekhitarian,K (2555)-Limp,E (2385) Rio de Janeiro 2016 1-0}) 7. e5 $146 ({RR} 
7. Ndb5 d6 8. Bf4 e5 9. Bg5 a6 10. Bxf6 gxf6 11. Na3 b5 12. Nd5 Nd7 13. c3 Nb6
14. Nxb6 Qxb6 15. Qf3 d5 16. exd5 Bxa3 17. bxa3 Qc5 18. Rd1 O-O-O 19. c4 bxc4
20. Qg4+ Kb8 21. Qxc4 Qxa3 {Van Riemsdijk,H (2409)-Limp,E (2445) Sao Paulo
2005 0-1 (42)}) 7... h6 8. Bh4 g5 9. Bg3 Ne4 10. Nxe4 Bxe4 11. h4 Nc6 12. hxg5
Qxg5 13. Rh4 Qg6 14. c3 Nxd4 15. Qxd4 Bc6 16. Bd3 Qg5 17. Be4 Bc5 18. Qd3 a5
19. Rd1 Ra7 20. Bxc6 dxc6 21. Rg4 Qe7 22. Bh4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Marra, Eduardo da Costa"]
[Black "Da Silva, Alessandro Rodrigue"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2261"]
[BlackElo "2204"]
[PlyCount "92"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nc6 7. Qd2 Nf6 8. f3
O-O 9. O-O-O d5 10. Kb1 Nxd4 11. e5 Nf5 12. exf6 Bxf6 13. Nxd5 Qxd5 14. Qxd5
Nxe3 15. Qd2 Nxd1 16. Qxd1 Be6 17. Bd3 Rfd8 18. Qe2 Rd6 19. h4 ({RR} 19. Bc4
Bxc4 20. Qxc4 Rad8 21. a3 Rb6 22. b3 Rc6 23. Qe2 Rcd6 24. b4 a6 25. g3 b5 26.
Rc1 Rd2 27. Qe4 R8d6 28. h4 Kg7 29. f4 h5 30. Ka2 e6 31. Rg1 R6d4 32. Qe3 Rxc2+
33. Kb1 Rdd2 {Talibov,S (2337)-Mamedov,R (2633) chess.com INT 2023 0-1 (35)})
19... Rb6 20. b3 a5 21. Qe3 $146 ({RR} 21. g4 a4 22. h5 axb3 23. cxb3 Rxb3+ 24.
axb3 Ra1+ 25. Kc2 Rxh1 26. Qe4 Rh2+ 27. Kb1 Rb2+ 28. Kc1 Rxb3 29. hxg6 hxg6 30.
g5 Bxg5+ 31. Kd1 Bf6 {0-1 (31) Robbertus (1973)-wagnerovsky (2232) lichess.org
2020}) ({RR} 21. a4 Rb4 22. g4 Rc8 23. g5 Bg7 24. h5 Bxb3 25. cxb3 Rxb3+ 26.
Ka2 Rcc3 {1/2-1/2 (26) Lip,C-Moylan,L Gold Coast 1999}) 21... Rb4 22. h5 g5 23.
h6 a4 24. Be4 axb3 25. cxb3 Rxb3+ 26. axb3 Ra1+ 27. Kc2 Rxh1 28. f4 Rh5 29. Qd2
Rxh6 30. fxg5 Rh5 31. gxf6 exf6 32. Qf2 Kg7 33. Bxb7 Bxb3+ 34. Kd2 Be6 35. Bf3
Ra5 36. Qg3+ Rg5 37. Qh4 Bf5 38. Ke3 Bg6 39. Qd4 Re5+ 40. Kf2 Rg5 41. Qd7 Re5
42. Kg3 Rg5+ 43. Kf4 Re5 44. g4 Rg5 45. Be4 Bxe4 46. Kxe4 Re5+ 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Galati, Mario Augusto"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2195"]
[PlyCount "92"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Nbd2 Bg4 6. cxd5 ({RR} 6. h3 Bh5 7. g4
Bg6 8. Ne5 Nfd7 9. Nxg6 hxg6 10. Bg2 e6 11. e4 Nb6 12. c5 N6d7 13. O-O Be7 14.
b4 a5 15. Qa4 b5 16. Qa3 Ra6 17. bxa5 Rxa5 18. Qe3 Ra4 19. e5 Na6 20. Nb3 Nc7 {
Bareev,E (2709)-Morozevich,A (2745) France 2001 1-0 (56)}) ({RR} 6. Bd3 e6 7.
O-O Nbd7 8. b3 Bd6 9. Bb2 Qe7 10. h3 Bh5 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 O-O
14. Re1 Ba3 15. Bxa3 Qxa3 16. Qd2 Nf6 17. Qf4 Nxe4 18. Qxe4 Rad8 19. Ne5 Qb2
20. Qh4 Bg6 {Cherniaiev,T (2330)-Astafurov,A (2263) chess.com INT 2023 1/2-1/2
(89)}) 6... cxd5 7. Qb3 Nc6 $146 ({RR} 7... Qc7 8. Ne5 Bf5 9. Bd3 Bxd3 10. Qxd3
Nc6 11. Nxc6 Qxc6 12. Qc3 Rc8 13. Qxc6+ Rxc6 14. f3 e6 15. Ke2 Be7 16. Kd3 Kd7
17. Nb3 b6 18. Bd2 Ne8 19. Rac1 Nd6 20. Rxc6 Kxc6 21. Bb4 Kd7 22. Bxd6 {
Kaplan,B (1974)-Cakan,C (1932) Konya TUR 2019 1/2-1/2 (35)}) ({RR} 7... Qc7 8.
Ne5 Bf5 9. Bd3 Bxd3 10. Qxd3 Nc6 11. Nxc6 Qxc6 12. Qc3 Rc8 13. Qxc6+ Rxc6 14.
f3 e6 15. Ke2 Be7 16. Kd3 Kd7 17. Nb3 b6 18. Bd2 Ne8 19. Rac1 Nd6 20. Rxc6 Kxc6
21. Bb4 Kd7 22. Bxd6 {Kaplan,B (1974)-Cakan,C (1932) Konya TUR 2019 1/2-1/2 
(35)}) 8. Qxb7 Na5 9. Qb4 e5 10. Qa4+ Bd7 11. Qd1 exd4 12. Nxd4 Bd6 13. Be2 h5
14. N4f3 Nb7 15. Nb3 Qe7 16. Bd2 a5 17. Rc1 a4 18. Nbd4 O-O 19. Nb5 Bxb5 20.
Bxb5 Nc5 21. Bc3 Rfd8 22. O-O Nfe4 23. Bd4 g5 24. Bxc5 Nxc5 25. Nd4 Qe5 26.
Qxh5 Rdb8 27. Nf3 Qg7 28. Bc6 Ra5 29. Rc2 Ne4 30. Nd4 Qf6 31. Bd7 Rc5 32. Bxa4
Kg7 33. Qg4 Be5 34. Nf3 Bxb2 35. Nxg5 Qg6 36. h4 Bc3 37. Bb3 Rb4 38. f4 Bd2 39.
Rxd2 Nxd2 40. h5 Qd3 41. Ne6+ Kf6 42. Qg5+ Kxe6 43. Qe5+ Kd7 44. Rd1 Rxb3 45.
axb3 Nf3+ 46. gxf3 Qxd1+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.17"]
[Round "6"]
[White "Fier, Alexandr"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2489"]
[BlackElo "2409"]
[PlyCount "76"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. Bf4 Nxe4 8.
Qf3 d5 9. Nc7+ Kf8 10. O-O-O Bxc3 11. bxc3 Qe7 12. Kb2 ({RR} 12. c4 Qf6 13. c3
g5 14. Bd6+ Kg7 15. Qxf6+ Kxf6 16. Nxa8 Nxd6 17. cxd5 exd5 18. f3 Nf5 19. Nc7
d4 20. Bb5 Ne3 21. Rd2 Bd7 22. Re1 Rc8 23. Rxe3 Rxc7 24. Re4 dxc3 25. Rd6+ Kg7
26. Re3 a6 {Caruana,F (2782)-Abasov,N (2632) Baku AZE 2023 1-0 (59)}) 12... g5
$146 ({RR} 12... Rb8 13. Nxd5 exd5 14. Bxb8 Qc5 15. Bg3 Bg4 16. Bd6+ Nxd6 17.
Qxg4 Ne4 18. Qf3 Qb6+ 19. Ka1 Qa5 20. Rb1 Nxc3 21. Rb2 Na4 22. Rxb7 Qe1+ 23.
Rb1 Qe5+ 24. c3 Nxc3 25. Kb2 Nxb1+ 26. Kxb1 g6 27. Qe2 {Weinwurm,W (2172)
-Uksini,B (1890) Oberwart 2012 0-1 (37)}) 13. Nxa8 gxf4 14. Qxf4 Qc5 15. Rd3 e5
16. Qh6+ Ke7 17. Qh4+ f6 18. Qh6 Rf8 19. Qxh7+ Rf7 20. Qh8 Be6 21. Rf3 Rf8 22.
Qg7+ Bf7 23. g4 Rg8 24. Qh6 Rxa8 25. g5 Rg8 26. Rg1 fxg5 27. Bh3 Qd6 28. Qh7
Nf6 29. Qf5 Bg6 30. Qxg5 Be4 31. Qxg8 Nxg8 32. Rg7+ Kd8 33. Rxg8+ Kc7 34. Rf7+
Kb6 35. f3 d4 36. fxe4 dxc3+ 37. Kxc3 Qd4+ 38. Kb3 Qb4# 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Miranda, Roberto Calheiros J"]
[Black "Marra, Eduardo da Costa"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2208"]
[BlackElo "2261"]
[PlyCount "169"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. h3 Na5 8. Bb3
Nxb3 9. axb3 Nd7 10. d4 c6 $146 ({RR} 10... f5 11. dxe5 fxe4 12. exd6 exf3 13.
dxe7 Qxe7 14. Re1 Qd8 15. Qd5+ Kh8 16. Bg5 Nf6 17. Qxd8 Rxd8 18. Ne4 Rf8 19.
Nxf6 gxf6 20. Bh6 Rg8 21. g4 Bxg4 22. Re7 Bxh3+ 23. Kh2 Bf5 24. Rxc7 Rg2+ 25.
Kh1 {Moreira Dropa,R (1933)-Goncalves,A (2042) Campo Mourao 2011 1/2-1/2 (41)})
({RR} 10... exd4 11. Nxd4 Nb6 12. Bf4 Bf6 13. Ndb5 Re8 14. Re1 a6 15. Nd4 Bd7
16. Qd2 h6 17. Rad1 Be5 18. Nf3 Qf6 19. Bxe5 dxe5 20. Nd5 Nxd5 21. Qxd5 Bxh3
22. gxh3 Qxf3 23. Rd3 Qf6 24. Qxb7 Rab8 25. Qd5 {Giede,A (1506)-Hertel,H (1997)
Bad Zwesten 2017 1/2-1/2 (35)}) ({RR} 10... Kh8 11. Re1 exd4 12. Nxd4 Nc5 13.
b4 Ne6 14. Nd5 Bg5 15. Nf5 Bxc1 16. Qxc1 c6 17. Nde3 Ng5 18. Qd2 Nxe4 19. Qd4
Nf6 20. Nxd6 Be6 21. Red1 b6 22. Qe5 Qc7 23. Qg5 h6 24. Qh4 Rfd8 25. Ndf5 {
Hookham,J (2090)-Stepanyan,H (2036) England 2014 1-0}) 11. Qd3 exd4 12. Nxd4
Nc5 13. Qg3 Bf6 14. Rd1 Re8 15. f3 d5 16. Nde2 Be6 17. Be3 Nd7 18. Bd4 Bxd4+
19. Nxd4 dxe4 20. Nxe4 Qb6 21. Kh1 Bd5 22. Nf5 g6 23. Ned6 Re2 24. Nd4 Re5 25.
f4 Rh5 26. c4 c5 27. N4f5 Be6 28. Ne7+ Kf8 29. f5 Kxe7 30. fxe6 fxe6 31. Nb5
Nf6 32. Qe3 Qc6 33. Nxa7 Qe4 34. Qg3 Kf7 35. Re1 Qh4 36. Qc7+ Kg8 37. Qxb7 Rf8
38. Rf1 Rf5 39. Rxf5 exf5 40. Nc6 Rf7 41. Qc8+ Kg7 42. Ne5 Re7 43. Qxc5 Ne4 44.
Qd5 Nf2+ 45. Kg1 Qg3 46. Qf3 Nxh3+ 47. Kf1 Qxe5 48. Qxh3 Qxb2 49. Re1 Rb7 50.
Re3 Ra7 51. Kg1 Qc1+ 52. Kh2 Qd1 53. Rd3 Qe2 54. Re3 Qd1 55. c5 Qd4 56. Rc3 Ra1
57. Qe3 Qh4+ 58. Qh3 Qf4+ 59. Qg3 Qh6+ 60. Qh3 Qf4+ 61. Qg3 Qh6+ 62. Qh3 Qd2
63. Qe3 Qd1 64. Qe5+ Kf7 65. c6 Qh1+ 66. Kg3 Rf1 67. Rf3 Rxf3+ 68. Kxf3 Qd1+
69. Kf2 Qc2+ 70. Kg1 Qxc6 71. Qe3 Qd6 72. Qc3 Qa3 73. Qc4+ Kf6 74. b4 Qa1+ 75.
Kh2 Qe5+ 76. Kh1 Qe1+ 77. Kh2 Qe5+ 78. Kh1 Qe1+ 79. Kh2 Kg5 80. b5 f4 81. Qb3
Qh4+ 82. Qh3 Qf2 83. Qf3 Qh4+ 84. Kg1 Qe1+ 85. Kh2 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Ramos, Angelo Bil"]
[Black "Name, Gabriel Ricardo"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2135"]
[BlackElo "2198"]
[PlyCount "136"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 Nc6 8. O-O
Qb6 9. dxc5 Nxc5 10. Nb3 ({RR} 10. Bc2 Nd7 11. Re1 O-O 12. Nb3 f5 13. exf6 Nxf6
14. Nbd4 Nxd4 15. Qxd4 Qxd4 16. cxd4 Bd7 17. Bd2 Rac8 18. Bd3 Bd6 19. Re2 Ne4
20. Bxe4 dxe4 21. Rxe4 Rc2 22. Bc3 b5 23. a3 a5 24. Bxa5 Rxb2 {Haslinger,S 
(2542)-Baklan,V (2617) Hoogeveen 2011 1/2-1/2 (62)}) 10... Nxd3 11. Qxd3 a5
$146 ({RR} 11... Qc7 12. Re1 h6 13. Nbd4 a6 14. Bd2 Bd7 15. Rac1 O-O 16. Bf4
Qb6 17. Qd2 Kh7 18. h4 Rac8 19. h5 Nxd4 20. Nxd4 Bc5 21. Be3 Qd8 22. Nf3 Be7
23. Nd4 Bc5 24. g3 Qe8 25. Kg2 f6 26. exf6 {Josse,M-Bailey,K (2103) Coulsdon
2007 0-1 (59)}) ({RR} 11... Qc7 12. Re1 h6 13. Be3 b6 14. Rad1 O-O 15. Nbd4 Na5
16. Bc1 Bd7 17. Nd2 Nb7 18. Qg3 Nc5 19. N2b3 Kh7 20. Ne2 Ba4 21. Rd4 Bxb3 22.
axb3 Nxb3 23. Rg4 Rg8 24. Bf4 Nc5 25. Nd4 Rae8 26. Qh3 {Rozman,M (2194)
-Dmochowska,A (2073) Balatonszarszo 2017 1-0 (57)}) 12. Be3 Qc7 13. Bf4 a4 14.
Nbd4 Nxd4 15. cxd4 h6 16. Rfc1 Qb6 17. Rc2 Bd7 18. Qd1 Bc6 19. Be3 Kd7 20. Ne1
Qa6 21. Qg4 Rhg8 22. Rac1 f5 23. Qg6 Raf8 24. g3 Qa8 25. Nd3 Qe8 26. Nf4 Bd8
27. Bd2 Qxg6 28. Nxg6 Re8 29. Bb4 Bb6 30. Bc5 Bxc5 31. Rxc5 Rc8 32. h4 Rgd8 33.
Kg2 Ra8 34. a3 Ra6 35. R5c3 Rb6 36. R1c2 Ra8 37. Nf4 Rb3 38. Rxb3 axb3 39. Rd2
Ra4 40. Rd3 Rc4 41. Rd2 Bb5 42. Nd3 b6 43. Ne1 Rc1 44. Nd3 Rb1 45. Nf4 g5 46.
hxg5 hxg5 47. Ne2 Bc4 48. Nc3 Rc1 49. f3 Rc2 50. Rf2 g4 51. fxg4 fxg4 52. Nd1
Bd3 53. Ne3 Rc1 54. Nxg4 Re1 55. Rd2 Bc2 56. Nf2 Rb1 57. Nd3 Bxd3 58. Rxd3
Rxb2+ 59. Kf3 Rb1 60. Kg4 Kc6 61. a4 b5 62. a5 b4 63. Kg5 Kb5 64. Kf6 Rf1+ 65.
Kxe6 b2 66. Rb3 b1=Q 67. Rxb1 Rxb1 68. Kxd5 b3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "2409"]
[BlackElo "2580"]
[PlyCount "74"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. Qc2
Rb8 9. Rd1 Bd7 10. e4 ({RR} 10. d5 Na5 11. Nd2 c5 12. dxc6 Nxc6 13. Nb3 Qc8 14.
Nd5 Nxd5 15. cxd5 Ne5 16. Qxc8 Rfxc8 17. Bg5 Kf8 18. Be4 Nc4 19. Nd4 Nxb2 20.
Rd2 h6 21. Be3 Nc4 22. Rdd1 Nxe3 23. fxe3 Rc3 24. Kf2 Rc4 {Tihonov,G (1827)
-Yandarbiev,R (2191) Yevpatoria UKR 2023 0-1 (39)}) 10... e5 ({RR} 10... b5 11.
e5 dxe5 12. dxe5 Ng4 13. c5 Ngxe5 14. Nxe5 Nxe5 15. Bf4 Qe8 16. Nd5 c6 17. Nb6
Bf5 18. Qe2 Nc4 19. Bxb8 Qxb8 20. Nd7 Bxd7 21. Rxd7 Bxb2 22. Rad1 Bf6 23. f4 e6
24. Qe4 Qc8 25. Qxc6 {Koneru,H (2593)-Ju,W (2528) Ankara 2012 1-0 (72)}) 11. d5
Ne7 12. b4 $146 ({RR} 12. c5 Nh5 13. b4 f5 14. Ng5 Qc8 15. Qb3 h6 16. cxd6 cxd6
17. Ne6 Rf6 18. b5 axb5 19. Ba3 Qc4 20. Bxd6 Re8 21. Nxg7 Nxg7 22. Bxe5 Rf7 23.
Rab1 Nc8 24. f4 Nh5 25. Qxc4 bxc4 26. Rxb7 fxe4 {Saduakassova,D (2423)
-Salonika,S (2131) Bhubaneswar 2016 1-0}) 12... Ne8 13. c5 h6 14. Nd2 f5 15.
exf5 gxf5 16. Nc4 f4 17. Be4 Nf6 18. Bb2 Bg4 19. f3 Nxe4 20. Qxe4 Bf5 21. Qe2
fxg3 22. hxg3 Bg6 23. Ne4 Nf5 24. Rac1 Qe7 25. Ne3 Nd4 26. Bxd4 exd4 27. cxd6
cxd6 28. Ng2 Be5 29. Nf2 Rbe8 30. f4 Bg7 31. Qf3 Qe2 32. Nh4 Bc2 33. Qxe2 Rxe2
34. Re1 Rfe8 35. Rxe2 Rxe2 36. Kf1 d3 37. Nf3 d2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Matsuura, Frederico"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2280"]
[BlackElo "2529"]
[PlyCount "140"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 d5 5. e3 Nbd7 6. Nbd2 Qc7 7. Bd3 c4 8. Bc2
b5 9. e4 dxe4 10. Nxe4 Bb7 11. Qe2 Bd5 12. O-O Qc6 13. Rfe1 h6 14. Bh4 $146 ({
RR} 14. Bf4 a5 15. Ne5 Nxe5 16. Bxe5 Nd7 17. Bg3 Be7 18. Qh5 g6 19. Qd1 f5 20.
f3 Kf7 21. b3 Rac8 22. Re3 g5 23. Be1 Rhg8 24. Nf2 Bd6 25. bxc4 bxc4 26. Nh3
Nf6 27. Re2 Qc7 28. Bg3 Bxg3 {Disconzi da Silva,R (2395)-Blatny,P (2485)
Moscow 1994 0-1 (45)}) 14... Be7 15. Nxf6+ gxf6 16. Be4 Bxe4 17. Qxe4 Qxe4 18.
Rxe4 Nb6 19. Ree1 Kd7 20. Nd2 Rhc8 21. Nf1 a5 22. Ne3 b4 23. Rec1 Rc6 24. Kf1
Rac8 25. Ke2 Nd5 26. Nxd5 exd5 27. Kf3 a4 28. Bg3 Rb6 29. cxb4 Bxb4 30. Bf4 Bd6
31. Bxh6 Rh8 32. Be3 Rxh2 33. Rc2 a3 34. bxa3 Ra6 35. Re1 Bxa3 36. Ree2 Rh1 37.
Kg4 Re6 38. Kf5 Ke7 39. g4 Rh3 40. g5 fxg5 41. Bxg5+ Kd7 42. Re5 Rxe5+ 43. Kxe5
Rf3 44. Bc1 Bxc1 45. Rxc1 Kc6 46. Rc2 Rd3 47. f4 f6+ 48. Kxf6 Rxd4 49. f5 Rd1
50. Rf2 Kd6 51. Kg7 Rg1+ 52. Kf8 c3 53. f6 Rb1 54. f7 d4 55. Kg8 Rb8+ 56. f8=Q+
Rxf8+ 57. Kxf8 d3 58. Rf3 d2 59. Rd3+ Ke5 60. Ke7 c2 61. Rxd2 c1=Q 62. Re2+ Kd5
63. Re6 Qg5+ 64. Kf7 Qf5+ 65. Rf6 Qh7+ 66. Ke8 Ke5 67. Rf2 Qg8+ 68. Kd7 Qg4+
69. Kc6 Qc4+ 70. Kb7 Qb5+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Caldeira, Adriano"]
[Black "Di Berardino, Diego Rafael"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "2320"]
[BlackElo "2358"]
[PlyCount "61"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 {Marin,M} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4
Be7 8. Qf3 Qc7 9. O-O-O h6 10. Bh4 Nbd7 11. f5 e5 ({RR} 11... Ne5 12. Qg3 g5
13. fxg6 fxg6 14. Bxf6 Bxf6 15. Be2 O-O 16. h4 Qe7 17. Kb1 Bd7 18. h5 g5 19.
Nf3 Rac8 20. Rd2 Rxc3 21. bxc3 Rc8 22. Rhd1 Nxf3 23. gxf3 Bxc3 24. Qxd6 Qxd6
25. Rxd6 Ba4 26. Rxe6 {Rytenko,V (2362)-Davidson,K (2154) chess.com INT 2023
1-0 (43)}) 12. Nde2 ({RR} 12. Nb3) 12... b5 13. Bxf6 Nxf6 14. g4 $146 ({RR} 14.
Nd5 Qc5 ({RR} 14... Nxd5 15. exd5 Bb7 16. Ng3 Rc8 17. Bd3) 15. Nec3 Bb7 16.
Nxf6+ Bxf6 17. Nd5 Rc8 18. c3 Bxd5 19. Rxd5 ({RR} 19. exd5) 19... Qb6 20. Qd3
Rc6 21. a3 Ke7 22. Kb1 h5 23. Be2 h4 24. Bd1 Qf2 25. Qe2 Qxe2 26. Bxe2 Rb8 27.
Rhd1 Bg5 28. Kc2 Bf4 {Smeets,J (2657)-Nakamura,H (2708) Wijk aan Zee 2010 CBM
135 [Marin,M] 1/2-1/2 (34)}) ({RR} 14. Nd5 Nxd5 15. exd5 Bb7 16. Ng3 Rc8 17.
Bd3 O-O 18. h4 f6 19. Nh5 Rf7 20. g4 Kf8 21. Kb1 b4 22. Rh2 Qa5 23. Be4 Rc5 24.
Ng3 Qb5 25. Rd3 a5 26. Nf1 a4 27. Ne3 Qa5 28. Rd1 Bd8 {Bauer,T (2102)
-Sandhoefner,F (2251) St Johann im Pongau 2016 1-0 (41)}) 14... b4 15. Nd5 Nxd5
16. exd5 Bb7 17. Ng3 Rc8 18. Qe4 Bh4 19. Rg1 O-O 20. Kb1 Qc5 21. Rg2 a5 22. g5
hxg5 23. f6 g6 24. Nf5 Rc7 25. Nxh4 gxh4 26. Qxh4 Qe3 27. Rg3 Qf4 28. Rg4 Qf3
29. Re1 Bc8 30. Be2 Qf5 31. Bd3 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Chemin, Vitorio"]
[Black "Azevedo, Alcides Alexandre"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2363"]
[BlackElo "2175"]
[PlyCount "97"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 d5 5. Nbd2 O-O 6. O-O Nbd7 7. b3 c5 8. Qe2
({RR} 8. Bb2 a6 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 b5 12. Qh5 g6 13. Qh6 Re8 14.
Nf3 Bf8 15. Qh3 Bg7 16. Rad1 Bb7 17. Ng5 h6 18. Bxg6 fxg6 19. Nxe6 Qe7 20. Nc7
Nb6 21. Nxa8 Bxa8 22. e4 d4 {Danner,G (2453)-Steiner,B (2233) Oberwart 2001 1/
2-1/2 (55)}) ({RR} 8. Bb2 b6 9. Ne5 Nxe5 10. dxe5 Ne8 11. f4 f5 12. exf6 Bxf6
13. Qh5 h6 14. Be5 Nd6 15. Qg6 Nf5 16. g4 Nxe3 17. Rfe1 d4 18. Qh7+ Kf7 19.
Bg6+ Ke7 20. Bxf6+ Rxf6 21. Qxg7+ Kd6 22. Ne4+ Kc6 {Brcar,A (2117)-Mazzini,K 
(1772) Slovenia SLO 2019 1-0}) 8... b6 9. Bb2 Bb7 10. Ne5 Ne4 $146 ({RR} 10...
Qc7 11. f4 Ne4 12. Nxe4 dxe4 13. Bc4 Nf6 14. f5 Nd5 15. fxe6 fxe6 16. Qg4 Qd6
17. Qxe4 Bg5 18. Bxd5 Bxd5 19. Qd3 cxd4 20. Bxd4 Bf6 21. Nc4 Bxc4 22. Qxc4 Rac8
23. Qd3 e5 24. Bb2 Qc5 25. c3 {Hamza,A (1910)-Nassr,L (1656) Algiers 2015 1/
2-1/2 (47)}) 11. Nxd7 Qxd7 12. Bb5 Qc7 13. Nxe4 dxe4 14. dxc5 Bxc5 15. Rfd1
Rfd8 16. Qg4 Bf8 17. Rxd8 Rxd8 18. Qe2 Bd6 19. g3 Qc8 20. a4 Qc7 21. Rd1 Bd5
22. Qd2 Be7 23. Qc1 Bb7 24. Be2 Rc8 25. c4 Rd8 26. Bd4 h6 27. Qb2 f6 28. b4 Bc6
29. Ra1 e5 30. Bc3 Be8 31. a5 Bf7 32. axb6 axb6 33. Rc1 Bxc4 34. Bxe5 Qxe5 35.
Qxe5 fxe5 36. Rxc4 Kf7 37. Rxe4 Kf6 38. f4 exf4 39. gxf4 Bd6 40. h4 Rd7 41. Kf2
Kf5 42. Rd4 Rd8 43. h5 Be7 44. Rc4 Rd2 45. Rc6 Bxb4 46. Kf3 Rd6 47. Rc7 g5 48.
e4+ Ke6 49. Bc4+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Araujo, Adalberto"]
[Black "Tasoko, Toshinobu"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2258"]
[BlackElo "1935"]
[PlyCount "129"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Bb4 6. Ndb5 d5 7. exd5 exd5 8.
Qxd5 ({RR} 8. Bf4 Ba5 9. Nd6+ Kf8 10. Qxd5 Be6 11. Qf3 Nd4 12. Qd3 Qb6 13.
O-O-O Bxc3 14. Qxc3 Nc6 15. Be3 Qc7 16. Bc5 Nge7 17. Bc4 b6 18. Bxe6 fxe6 19.
Qf3+ Nf5 20. Nxf5+ bxc5 21. Nd4+ Kg8 22. Nxc6 Rf8 {Scurtu,A (2062)-David,A 
(2404) Braila ROU 2022 1-0}) 8... a6 ({RR} 8... Qxd5 9. Nc7+ Kf8 10. N7xd5 Be6
11. Nc7 Bxc3+ 12. bxc3 Rc8 13. Nxe6+ fxe6 14. Bd3 Nf6 15. Ba3+ Kf7 16. O-O-O
Nd5 17. Bb2 Ne5 18. Rhe1 Nxd3+ 19. Rxd3 Rhe8 20. Re4 Kg8 21. c4 Nb6 22. Rd6
Nxc4 23. Rdxe6 {Sarkar,J (2289)-Boggiano Pereira,M (1969) chess.com INT 2023
1-0 (43)}) 9. Qxd8+ Kxd8 10. Na3 Bf5 $146 ({RR} 10... Nf6 11. Be3 Re8 12.
O-O-O+ Ke7 13. Ncb1 Be6 14. Bc4 Kf8 15. c3 Ba5 16. Rhe1 Kg8 17. f3 Rac8 18.
Bxe6 Rxe6 19. Nc4 Bc7 20. g3 b5 21. Ncd2 Ne5 22. Kc2 Nd5 23. Bd4 Rce8 24. Bxe5
Rxe5 25. Rxe5 {Unzhakov,V (1766)-Kuklin,I (1356) Yekaterinburg RUS 2019 1-0 
(54)}) ({RR} 10... Nf6 11. Be3 Re8 12. O-O-O+ Ke7 13. Ncb1 Be6 14. Bc4 Kf8 15.
c3 Ba5 16. Rhe1 Kg8 17. f3 Rac8 18. Bxe6 Rxe6 19. Nc4 Bc7 20. g3 b5 21. Ncd2
Ne5 22. Kc2 Nd5 23. Bd4 Rce8 24. Bxe5 Rxe5 25. Rxe5 {Unzhakov,V (1766)-Kuklin,
I (1356) Yekaterinburg RUS 2019 1-0 (54)}) 11. Bg5+ f6 12. O-O-O+ Ke8 13. Be3
Nge7 14. Nc4 Be6 15. Nd6+ Bxd6 16. Rxd6 Kf7 17. Rd2 Rhd8 18. Rxd8 Rxd8 19. Be2
b5 20. a3 f5 21. Bb6 Rd7 22. Re1 Nd4 23. Bxd4 Rxd4 24. Bf3 g5 25. Bb7 Rd6 26.
Re5 Rb6 27. Ba8 Kf6 28. Rc5 Rd6 29. Rc7 Rd7 30. Rc5 Bc4 31. b3 Be6 32. g3 h6
33. Bg2 Bf7 34. a4 bxa4 35. Nxa4 Bh5 36. Nc3 Bf7 37. Ra5 Rd6 38. g4 Be6 39.
gxf5 Bxf5 40. Bf1 Nc6 41. Rxa6 Ke5 42. Nb5 Rf6 43. Bg2 Nb4 44. Rxf6 Kxf6 45.
Nd4 Na6 46. Kd2 Ke5 47. Nxf5 Kxf5 48. Ke3 Ke5 49. c3 Nc5 50. b4 Ne6 51. b5 Kd6
52. b6 Nc5 53. c4 Na4 54. Kd4 Nc5 55. b7 Ne6+ 56. Ke3 Kc7 57. Be4 Nc5 58. Kd4
Nxb7 59. Bxb7 Kxb7 60. Kd5 Kc7 61. f3 Kd7 62. h3 h5 63. Ke4 Ke6 64. c5 h4 65.
c6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Galati, Mario Augusto"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2308"]
[BlackElo "2195"]
[PlyCount "95"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nf3 d5 6. Nbd2 Be7 7. O-O O-O 8. Re1
Rb8 9. e5 Nd7 10. Nf1 b5 11. h4 Qc7 ({RR} 11... f6 12. exf6 Nxf6 13. Bf4 Bd6
14. Ne5 Nxe5 15. Bxe5 Bxe5 16. Rxe5 Qd6 17. d4 cxd4 18. Qxd4 Bd7 19. f4 Qb6 20.
Rd1 Qxd4+ 21. Rxd4 b4 22. f5 exf5 23. Ne3 Rfe8 24. Rxe8+ Bxe8 25. Bxd5+ Nxd5
26. Nxd5 {Okhotnik,V (2433)-Karasev,V (2376) Kamena Vourla 2012 1/2-1/2 (45)})
12. Bf4 Nd4 ({RR} 12... Rd8 13. h5 h6 14. N1h2 Nf8 15. Ng4 Nh7 16. Qd2 Bf8 17.
Nh4 Qe7 18. c3 a5 19. d4 Bb7 20. dxc5 Qxc5 21. Ng6 Ne7 22. Nxf8 Rxf8 23. Bh3
Nf5 24. Rad1 Rfd8 25. Ne3 Nxe3 26. Bxe3 d4 27. Bxd4 {Petr,J (2282)-Manolache,M
(2387) chess.com INT 2023 0-1 (39)}) 13. N1h2 $146 ({RR} 13. Ng5 Bxg5 14. hxg5
Bb7 15. Nh2 Rfc8 16. c3 Nf5 17. Qh5 Nf8 18. Ng4 d4 19. Nf6+ Kh8 20. Be4 Bxe4
21. dxe4 gxf6 22. exf6 e5 23. exf5 exf4 24. Qh6 Ne6 25. Rxe6 fxe6 26. fxe6 Rg8
27. f7 Rg7 {Julien,J (2098)-Hallay,A (1968) Angers 2017 1-0 (31)}) 13... Bb7
14. Ng5 h6 15. Ngf3 Nf5 16. Bh3 Nb6 17. Qd2 d4 18. h5 Nd5 19. Bg2 Rfd8 20. g4
Nxf4 21. Qxf4 Nh4 22. Nxh4 Bxh4 23. Bxb7 Bg5 24. Qg3 Qxb7 25. f4 Be7 26. Re2
Qd5 27. g5 Kf8 28. g6 f5 29. exf6 Bxf6 30. Qg4 Re8 31. Rae1 Rb6 32. a3 Re7 33.
Nf3 Qf5 34. Qxf5 exf5 35. Rxe7 Bxe7 36. Re5 Rf6 37. Nh4 Bd6 38. Rxf5 Ke7 39.
Rxf6 Kxf6 40. Kg2 Bxf4 41. Kf3 Bc1 42. b4 Bxa3 43. bxc5 Bxc5 44. Kg4 a5 45. Nf3
a4 46. Nd2 Bb4 47. Ne4+ Ke6 48. Nf2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Capatti, Eduardo"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2094"]
[BlackElo "2164"]
[PlyCount "105"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 b6 6. O-O Bb7 7. h3 d6 8. c4 c5
9. Nc3 Nc6 ({RR} 9... cxd4 10. exd4 d5 11. Re1 Nc6 12. Rc1 Rc8 13. c5 bxc5 14.
dxc5 d4 15. Nb5 Nh5 16. Bh2 a6 17. Na3 d3 18. Bxd3 Bxb2 19. Rb1 Nb4 20. Rxb2
Bxf3 21. Be2 Qxd1 22. Rxd1 Bxe2 23. Rxe2 Rxc5 24. Rxe7 {Bauer,C (2610)-Leon
Hoyos,M (2521) Cannes 2010 1/2-1/2 (50)}) ({RR} 9... cxd4 10. exd4 d5 11. cxd5
Nxd5 12. Nxd5 Bxd5 13. Be5 Nc6 14. Bxg7 Kxg7 15. b3 Bxf3 16. Bxf3 Rc8 17. Bxc6
Rxc6 18. d5 Rd6 19. Qd4+ Kg8 20. Rfd1 e6 21. Qa4 Rxd5 22. Rxd5 Qxd5 23. Qxa7
Qd4 24. Rc1 {Carre,S (2105)-Flis,P (1945) chess.com INT 2023 1-0 (33)}) 10. d5
Nb8 11. Qd2 $146 ({RR} 11. e4 Nbd7 12. Re1 a6 13. a4 Nh5 14. Bh2 Qc7 15. Rc1
Bh6 16. Rc2 Nf4 17. Bf1 e5 18. dxe6 fxe6 19. Rd2 Ne5 20. Nxe5 dxe5 21. Rd7 Qc6
22. Qd6 Qxd6 23. Rxd6 Rad8 24. Red1 Bg5 25. g3 Nh5 {Sailer,M (2109)-Herman,D 
(1957) chess.com INT 2022 0-1 (37)}) 11... Nbd7 12. Rad1 a6 13. e4 Qb8 14. Bh2
Rd8 15. Nh4 Ra7 16. f4 Ne8 17. Nf3 Bc8 18. g4 Rb7 19. a4 Nf8 20. e5 Nc7 21. Bd3
Ne8 22. Qe2 e6 23. f5 exf5 24. gxf5 dxe5 25. Bxe5 Bxe5 26. Qxe5 Nd6 27. fxg6
Nxg6 28. Qh5 Ne8 29. Ng5 f6 30. Nge4 Nf4 31. Qh4 Rg7+ 32. Kh1 Ng2 33. Nxf6+
Nxf6 34. Qxf6 Bxh3 35. Ne4 Ne3 36. Rg1 Ng4 37. Rxg4 Bxg4 38. Rf1 Rf8 39. Qxf8+
Qxf8 40. Rxf8+ Kxf8 41. Nf6 h5 42. d6 Kf7 43. d7 Ke7 44. Nd5+ Kxd7 45. Nxb6+
Kc6 46. a5 Bf3+ 47. Kh2 Rg2+ 48. Kh3 Rxb2 49. Kg3 Bh1 50. Bf5 Ra2 51. Bd7+ Kc7
52. Be8 Rxa5 53. Nd5+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Matsuura, Everaldo"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2462"]
[BlackElo "2207"]
[PlyCount "105"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 c5 2. e3 e6 3. d4 Nf6 4. c4 cxd4 5. exd4 Bb4+ 6. Nc3 b6 7. Bd3 Bb7 8.
O-O O-O 9. Bg5 Be7 ({RR} 9... h6 10. Bh4 Bxc3 11. bxc3 d6 12. Nd2 Nbd7 13. f4
Rc8 14. a4 d5 15. Qe2 Ba6 16. a5 dxc4 17. Nxc4 bxa5 18. Nxa5 Bxd3 19. Qxd3 Qc7
20. c4 Rfd8 21. Qf3 Re8 22. c5 Nd5 23. Nc4 Nxc5 24. f5 {Ernst,S (2527)-Bacrot,
E (2697) Berlin 2015 1/2-1/2 (31)}) 10. Re1 ({RR} 10. Qe2 d6 11. Rfe1 Nbd7 12.
Rad1 Re8 13. h3 Rc8 14. b4 Nf8 15. Bf4 Ng6 16. Bh2 a5 17. a3 axb4 18. axb4 Ra8
19. Ra1 Qd7 20. Rxa8 Rxa8 21. d5 e5 22. Nd2 Bf8 23. Bg3 Ra3 24. Nde4 Nxe4 {
Narayanan,S (2658)-Lalith,B (2558) chess24.com INT 2022 1/2-1/2 (56)}) 10... d5
11. Qe2 Nc6 12. Nxd5 $146 ({RR} 12. cxd5 exd5 13. Ba6 Bxa6 14. Qxa6 Qd7 15. Ne5
Nxe5 16. dxe5 Ng4 17. Bxe7 Qxe7 18. Qe2 d4 19. Nb5 Qh4 20. h3 Nh6 21. Qd3 Rfd8
22. Rad1 Rd7 23. Re4 Qg5 24. Rxd4 Rxd4 25. Qxd4 g6 26. Nc7 Rc8 {Zhao,Z (2297)
-Charles,G (1952) Canberra 2001 1-0 (37)}) ({RR} 12. Rad1 Nb4 13. Bb1 dxc4 14.
Ne5 Rc8 15. Nxc4 Nbd5 16. Bd3 h6 17. Bd2 Nb4 18. Bb1 Ba6 19. b3 Bxc4 20. bxc4
Qxd4 21. a3 Nc6 22. Nb5 Qg4 23. f3 Bc5+ 24. Kh1 Qh4 25. g3 Qh3 26. Bc3 Nh5 {
Rojas Pozo,J (1966)-Martin Duque,J (2378) Collado Villalba ESP 2018 0-1 (34)})
12... Nxd5 13. Qe4 g6 14. Qh4 Bxg5 15. Nxg5 h5 16. cxd5 exd5 17. Qf4 Qd7 18.
Nf3 Qg4 19. Qh6 h4 20. h3 Qh5 21. Qxh5 gxh5 22. Bb5 Nb4 23. Re7 Bc6 24. Bf1 Ba4
25. b3 Be8 26. Rc7 a6 27. Nxh4 Bb5 28. Nf5 Bxf1 29. Kxf1 Kh7 30. Ne7 a5 31. a3
Na6 32. Rc6 Rfe8 33. Nxd5 Red8 34. Nxb6 Ra7 35. Rd1 Nb8 36. Rc5 Rb7 37. Nc4
Rxb3 38. Rxh5+ Kg7 39. Rxa5 Nc6 40. Rg5+ Kh6 41. Rg4 Rc3 42. d5 f5 43. Rf4 Ne7
44. Ne3 Kg5 45. g3 Rd6 46. a4 Ra3 47. h4+ Kg6 48. Rfd4 Ra2 49. Kg2 Kf6 50. Nc4
Ra6 51. d6 Nc6 52. d7 R2xa4 53. Rd6+ 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Limp, Eduardo Thelio"]
[Black "Milos, Gilberto"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2445"]
[BlackElo "2598"]
[PlyCount "71"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Re1 e5 8. e4
Qe7 ({RR} 8... c6 9. h3 Qc7 10. Qc2 a5 11. a4 Re8 12. dxe5 dxe5 13. Be3 b5 14.
Nbd2 Bf8 15. Bf1 Rb8 16. Nb3 Bb7 17. Nfd2 b4 18. Nc4 bxc3 19. bxc3 c5 20. f3
Nh5 21. g4 Nf4 22. Ncxa5 Ba8 23. Nc4 {Varga,Z (2436)-Atabayev,S (2359)
Budapest 2016 1/2-1/2 (57)}) 9. dxe5 $146 ({RR} 9. Nbd2 Nb6 10. Nb3 a5 11. dxe5
dxe5 12. Be3 Nfd7 13. Qe2 a4 14. Nbd2 Nc5 15. Nc4 Nbd7 16. Qc2 b5 17. Ncd2 Bb7
18. b4 Na6 19. Bf1 Bc6 20. a3 Nab8 21. c4 bxc4 22. Nxc4 f5 23. Ncd2 f4 {
Gounina,V-Gurchumalidze,T Chalkidiki 2000 1-0 (41)}) ({RR} 9. a4 a5 10. Na3 h6
11. h3 Kh7 12. Nc4 Ne8 13. dxe5 dxe5 14. b3 Qe6 15. Ba3 Rg8 16. Qc2 c6 17. Rad1
b5 18. axb5 cxb5 19. Ne3 Nc7 20. Nd5 Nxd5 21. exd5 Qb6 22. c4 b4 23. Bb2 Re8 {
Zhu Chen (2423)-Gaboyan,S (2179) Samarkand UZB 2023 0-1 (32)}) ({RR} 9. Nbd2
Rd8 10. Qe2 b6 11. Qc4 c5 12. d5 Ne8 13. Nh4 Bf6 14. Ndf3 Nc7 15. Qd3 b5 16. a4
bxa4 17. Rxa4 a5 18. b3 c4 19. Qd1 Nc5 20. Rxc4 Ba6 21. Rxc5 dxc5 22. c4 Ne8
23. Qc2 Rdb8 {Jevtic,M (2112)-Cabrilo,G (2469) Obrenovac 2005 0-1 (37)}) 9...
dxe5 10. Qc2 Rd8 11. Nbd2 a5 12. a4 Nc5 13. Bf1 b6 14. b3 Bb7 15. Ba3 Bf8 16.
Bc4 Ne8 17. Bd3 c6 18. Bc4 Qf6 19. Be2 Ba6 20. Bxa6 Rxa6 21. Kg2 b5 22. axb5
cxb5 23. Nf1 Qe6 24. Bxc5 Bxc5 25. Ne3 Bxe3 26. Rxe3 f6 27. Nd2 Qd7 28. Nf1 Qc6
29. f3 a4 30. bxa4 bxa4 31. c4 Nd6 32. Rea3 Nxc4 33. Rxa4 Rxa4 34. Qxa4 Qc5 35.
Qa7 Qb4 36. Qc7 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "Da Silva, Alessandro Rodrigue"]
[Black "De Paula, Guilherme Bueno"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2204"]
[BlackElo "2135"]
[PlyCount "37"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. c3 g6 4. h4 ({RR} 4. g3 Bg7 5. Qb3 Nc6 6. Bg2 e6 7. Bg5
O-O 8. Nbd2 h6 9. Bxf6 Qxf6 10. e4 fxe4 11. Nxe4 Qf5 12. Nh4 Qf7 13. O-O g5 14.
Nf3 Qf5 15. Rae1 b6 16. Re3 Ba6 17. Rfe1 d5 18. Ned2 g4 {Limp,E (2465)
-Rodriguez Vila,A (2500) Vicente Lopez 2001 0-1 (55)}) ({RR} 4. Nbd2 Bg7 5. Qc2
e6 6. e4 fxe4 7. Nxe4 O-O 8. Bg5 Qe8 9. Nxf6+ Bxf6 10. Bxf6 Rxf6 11. h4 Nc6 12.
h5 e5 13. O-O-O d5 14. hxg6 Bf5 15. Qb3 exd4 16. Qxd5+ Kh8 17. Nxd4 Qxg6 18.
Nxf5 Rxf5 {Domingo Nunez,A (2311)-Papasimakopoulos,A (2259) chess.com INT 2022
1-0 (62)}) 4... Bg7 5. Qc2 $146 ({RR} 5. h5 Nxh5 6. Rxh5 gxh5 7. e4 fxe4 8. Ng5
O-O 9. Qxh5 h6 10. Nxe4 Qe8 11. Qh4 Qg6 12. Be3 d5 13. Ng3 Bg4 14. Nd2 Nc6 15.
f3 Bd7 16. O-O-O Bf6 17. Qh2 Bg5 18. Bxg5 Qxg5 19. Kb1 e5 {Virag,F (2203)-Vegh,
E (2318) Hungary 2005 0-1 (51)}) 5... d5 6. Bf4 h6 7. Ne5 Nh5 8. Nxg6 Nxf4 9.
Nxf4 Qd6 10. Nh5 Bf8 11. e3 e5 12. dxe5 Qxe5 13. Nf4 Rg8 14. Be2 c6 15. Nd2 Bd6
16. O-O-O Be6 17. Nf3 Qf6 18. Nxe6 Qxe6 19. Nd4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.18"]
[Round "7"]
[White "El Debs, Felipe de Cresce"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2351"]
[BlackElo "2489"]
[PlyCount "139"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. O-O c5 7. b3 Be7 8. Bb2
O-O 9. Qe2 Ne4 ({RR} 9... Nbd7 10. Ne5 a5 11. a4 Nxe5 12. dxe5 Nd7 13. f4 f5
14. c4 Nb8 15. Rad1 Nc6 16. cxd5 exd5 17. Bc3 Qd7 18. Nf3 Qe6 19. Bb5 Rad8 20.
Rd2 Na7 21. Bd3 Kh8 22. Rfd1 Nc6 23. Bb1 Nb4 24. Kh1 {Pranav,V (2530)-Svane,F 
(2566) chess.com INT 2022 0-1 (52)}) 10. c4 Bf6 $146 ({RR} 10... Nd7 11. Rfd1
cxd4 12. exd4 Nxd2 13. Rxd2 Nf6 14. Rc2 dxc4 15. bxc4 Rc8 16. Ne5 Bd6 17. Rd1
Qe7 18. f4 Rfd8 19. h3 Ba3 20. Ba1 Bb4 21. Kh2 g6 22. Rf1 Bd6 23. g4 Nd7 24.
Qe3 Bb8 25. Be4 {Molina,R (2385)-Orlov,G (2453) chess.com INT 2022 1-0 (40)}) (
{RR} 10... Nxd2 11. Qxd2 cxd4 12. exd4 dxc4 13. bxc4 Bxf3 14. gxf3 Bf6 15. Rfd1
Nc6 16. Qf4 Rc8 17. Rac1 g6 18. Bb1 Bg5 19. Qe4 Bxc1 20. Bxc1 Re8 21. Bh6 Qf6
22. h4 e5 23. Bg5 Qd6 24. d5 Nd4 25. h5 {Castillo Pena,P (1772)-Nugumanov,B 
(2334) chess.com INT 2023 1-0 (38)}) ({RR} 10... Nxd2 11. Nxd2 Bf6 12. Nf3 cxd4
13. exd4 Nc6 14. Rad1 Ne7 15. Ne5 dxc4 16. bxc4 Qd6 17. f4 g6 18. Kh1 Rfd8 19.
Rfe1 Bh4 20. Rf1 Bf6 21. Bc2 Qb4 22. Bb3 Ba6 23. Rfe1 Rd6 24. d5 Rxd5 25. Ng4 {
Zalkind,K (2115)-Kochavi,O (2262) Safed ISR 2021 0-1 (39)}) 11. Rac1 Nxd2 12.
Nxd2 dxc4 13. bxc4 cxd4 14. exd4 Bxd4 15. Bxh7+ Kxh7 16. Qd3+ Kg8 17. Qxd4 Qxd4
18. Bxd4 Na6 19. Nb3 Rac8 20. c5 b5 21. a3 Bc6 22. Na5 b4 23. axb4 Nxb4 24. Rb1
Nd5 25. Be5 a6 26. Bd6 Rfe8 27. Rfc1 e5 28. g3 Re6 29. Nc4 Rce8 30. Rb8 Rxb8
31. Bxb8 f6 32. Na5 Kf7 33. h4 Nb4 34. Rb1 Nc2 35. Rb6 Be4 36. Bd6 Nd4 37. Kf1
Bd3+ 38. Ke1 Bb5 39. Rb7+ Kg8 40. Kd2 Re8 41. Kc3 Rc8 42. Nc4 Nf5 43. Bc7 Ne7
44. Nb6 Re8 45. Bd6 Nf5 46. Ra7 Re6 47. Nc8 Re8 48. Rc7 e4 49. Ne7+ Nxe7 50.
Bxe7 Kf7 51. Bd6+ Kg6 52. Kd4 Kh6 53. c6 g5 54. Kd5 Be2 55. Re7 Rc8 56. c7 gxh4
57. gxh4 Kh5 58. Rh7+ Kg6 59. Rd7 Kh5 60. Rd8 Bg4 61. Kc6 Kxh4 62. Kb7 Rxc7+
63. Bxc7 Kh3 64. Kxa6 Kg2 65. Bb6 f5 66. Rf8 Kf3 67. Ka5 Ke2 68. Kb4 Kd3 69.
Be3 Bh3 70. Kc5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Miranda, Roberto Calheiros J"]
[Black "Asfora, Marco Antonio Hazin"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2208"]
[BlackElo "2308"]
[PlyCount "12"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 d6 2. g3 Nf6 3. Bg2 e5 4. Nc3 c6 5. Nge2 Be7 6. O-O O-O 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Milos, Gilberto"]
[Black "Caldeira, Adriano"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2598"]
[BlackElo "2320"]
[PlyCount "37"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8.
Bd3 O-O 9. O-O b6 10. Nxd5 exd5 11. Qc2 h6 12. Bf4 Bd6 13. Ne5 Ba6 14. Bh7+ Kh8
15. Rfe1 Qf6 $146 ({RR} 15... Bxe5 16. Bxe5 Nd7 17. Bc7 Qf6 18. Bf5 Bc8 19.
Rac1 Nb8 20. Bd3 Ba6 21. Bxa6 Nxa6 22. Be5 Qh4 23. Qa4 Nc5 24. Qc2 Ne6 25. Qd3
Rac8 26. Qe3 Kg8 27. h3 Rfe8 28. Rc3 Rxc3 29. Qxc3 Qd8 30. Rc1 {Korpa,B (2417)
-Hajbok,R (2337) Hungary 2014 1/2-1/2 (35)}) 16. Bg3 Rc8 17. Qf5 Rc7 18. Ng4
Qxf5 19. Bxf5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Tasoko, Toshinobu"]
[Black "Ramos, Angelo Bil"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1935"]
[BlackElo "2135"]
[PlyCount "90"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. d3 e6 4. g3 g6 5. Be3 d6 6. Bg2 Bg7 7. Nge2 Nd4 8. O-O
Rb8 9. Qd2 b5 10. f4 Ne7 11. Rae1 O-O 12. Nd1 Nxe2+ 13. Rxe2 b4 14. c4 $146 ({
RR} 14. g4 f5 15. h3 Qd7 16. Bf2 Qa4 17. gxf5 gxf5 18. e5 Qd7 19. exd6 Qxd6 20.
Ne3 Qxf4 21. Qe1 Qc7 22. Nc4 Ng6 23. Bg3 f4 24. Bh2 e5 25. h4 Bg4 26. Bf3 Bxf3
27. Rxf3 Qc6 28. Nd2 Bf6 {Petrisor,A (2420)-David,A (2347) Alba Iulia 2016 0-1
(47)}) 14... bxc3 15. Nxc3 Qc7 16. Rd1 Ba6 17. Rf2 Rb4 18. a3 Rb3 19. d4 Rfb8
20. Qc1 cxd4 21. Bxd4 Bxd4 22. Rxd4 Nc6 23. Rdd2 Na5 24. f5 Nc4 25. Rc2 Qb6 26.
fxe6 Qe3 27. exf7+ Kg7 28. Qd1 Rf8 29. Nd5 Qc5 30. Kh1 Bb7 31. Qc1 Bxd5 32.
exd5 Qe3 33. Qf1 Ne5 34. Rc7 Qb6 35. Re7 Rxb2 36. Rxb2 Qxb2 37. Rxa7 Qd4 38.
Re7 Nxf7 39. h3 Kg8 40. Qa6 Rb8 41. Rb7 Re8 42. Qf1 Ng5 43. Kh2 Rf8 44. Qb5 Qf2
45. Rb8 Nf3+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "De Paula, Guilherme Bueno"]
[Black "Name, Gabriel Ricardo"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2135"]
[BlackElo "2198"]
[PlyCount "55"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 f5 8. Qh5+
Kf8 9. Nh3 Qe8 ({RR} 9... c5 10. Nf4 Nxe5 11. dxe5 Kg8 12. O-O-O Nc6 13. Rh3
Bd7 14. Rg3 Bxg5 15. Rxg5 Nxe5 16. Re1 Qf6 17. Qe2 Nf7 18. Rg3 d4 19. Nb1 Re8
20. Nd2 g6 21. Nf3 e5 22. Nh5 Qd6 23. Ng5 b5 24. f4 {Villing,D (1970)-Wiemer,J
(1871) Binz 2015 0-1 (43)}) 10. Bxe7+ Qxe7 11. Nf4 Kg8 12. g4 $146 ({RR} 12.
Ncxd5 exd5 13. Nxd5 Qf7 14. Qxf7+ Kxf7 15. Nxc7 Nb6 16. Nxa8 Nxa8 17. d5 Nb6
18. c4 a5 19. Kd2 Ke7 20. Ke3 Bd7 21. a3 Rc8 22. Kd4 Na6 23. Rh3 a4 24. b4 axb3
25. Rxb3 Na4 26. Rxb7 N6c5 {Canal Oliveras,J (2246)-Pinero Fernandez,X (2301)
Barcelona 2011 1-0 (45)}) 12... g6 13. Nxg6 hxg6 14. Qxg6+ Kf8 15. gxf5 Nb6 16.
f6 Qh7 17. Bd3 Qxg6 18. Bxg6 Nc4 19. O-O-O c5 20. b3 Nb6 21. dxc5 N6d7 22. f4
Nxc5 23. f5 Nc6 24. Nxd5 exd5 25. Rxd5 Nd7 26. Re1 Ncxe5 27. Rexe5 Kg8 28. Re8+
1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Di Berardino, Diego Rafael"]
[Black "Da Silva, Alessandro Rodrigue"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2358"]
[BlackElo "2204"]
[PlyCount "119"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. f3 Bg7 8. Qd2
O-O 9. Bc4 Bd7 10. Bb3 Na5 11. h4 Nxb3 ({RR} 11... a6 12. h5 Nxh5 13. g4 Nxb3
14. axb3 Nf6 15. Bh6 Bxh6 16. Qxh6 e6 17. O-O-O Qa5 18. b4 Qd8 19. e5 dxe5 20.
Ne4 Re8 21. g5 Nxe4 22. fxe4 exd4 23. Rxd4 {1-0 (23) Shirov,A (2710)
-Ljubojevic,L (2580) Monte Carlo 1995}) 12. axb3 ({RR} 12. cxb3 h5 13. O-O-O a6
14. Kb1 b5 15. g4 Rc8 16. Bh6 b4 17. Nd5 Nxd5 18. exd5 Rc5 19. Nf5 Bxf5+ 20.
gxf5 Qc8 21. fxg6 Qf5+ 22. Ka1 Rc2 23. Qg5 Bxb2+ 24. Kb1 Rc1+ {0-1 (24)
Andreev,K (2281)-Ansh,M (2166) chess.com INT 2023}) 12... Be6 $146 ({RR} 12...
h5 13. Nd5 Nxd5 14. exd5 a5 15. Bh6 Bxh6 16. Qxh6 Qb6 17. c3 a4 18. g4 axb3 19.
Rd1 hxg4 20. h5 {1/2-1/2 (20) Ter Sahakyan,S (2480)-Babujian,L (2515) Martuni
2009}) ({RR} 12... h5 13. Bh6 Bxh6 14. Qxh6 e5 15. Nde2 Be6 16. O-O-O Rc8 17.
g4 hxg4 18. h5 g5 19. Qxg5+ Kh7 20. f4 Rg8 21. Qh4 exf4 22. Nxf4 Ne8 23. Qg3
Qg5 24. Kb1 Qe5 25. Rhf1 Nf6 26. Qd3 Rcd8 27. Nxe6 {Bragin,A (2441)-Khalukov,Y
(2276) Gagarin 2009 1-0 (51)}) 13. h5 Nxh5 14. Bh6 Bxh6 15. Qxh6 Qb6 16. O-O-O
Rfc8 17. Kb1 Rxc3 18. bxc3 Qc5 19. Qd2 Bd7 20. Ne2 a5 21. Qd4 Qg5 22. Qd5 Qxd5
23. Rxd5 Bc6 24. Rd2 Nf6 25. Kb2 b6 26. c4 h5 27. Nf4 h4 28. Nd5 Bxd5 29. exd5
g5 30. g3 hxg3 31. Rg2 Kg7 32. Rxg3 Kg6 33. Rhg1 Nh7 34. f4 f6 35. Ka3 Rc8 36.
Ka4 Rc5 37. Re3 Kf7 38. Rh1 Nf8 39. fxg5 fxg5 40. Rf1+ Ke8 41. Rg1 Nd7 42. Rxg5
b5+ 43. cxb5 Rxc2 44. Kxa5 Ra2+ 45. Kb4 Nb6 46. Rc3 Rd2 47. Ka5 Nxd5 48. Rxd5
Rxd5 49. Ka6 Rg5 50. b6 Kd7 51. b7 Rg8 52. Kb6 Rb8 53. Ka7 Rh8 54. b8=Q Rxb8
55. Kxb8 d5 56. Kb7 d4 57. Rh3 Kd6 58. Kb6 Ke5 59. Kb5 Kd5 60. Kb4 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Fier, Alexandr"]
[Black "Chemin, Vitorio"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2489"]
[BlackElo "2363"]
[PlyCount "53"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 a6 8. Qe2
Qc7 9. O-O-O Na5 10. Bd3 b5 11. Bg5 b4 12. Nd5 exd5 13. Bxf6 gxf6 14. exd5+ Be7
15. Rhe1 Ra7 16. Qh5 Qc5 17. Bf5 Bxf5 $146 ({RR} 17... Bb7 18. Rxe7+ Kxe7 19.
Re1+ Kd8 20. Qxf7 Bxd5 21. Qxf6+ Kc7 22. Qxh8 Bxa2 23. Re7+ {1-0 (23) Brinck
Claussen,B (2365)-Larsen,S (2331) Denmark 2002}) ({RR} 17... Rf8 18. Re4 Kd8
19. Bxc8 Kxc8 20. Nf5 Bd8 21. Qg4 Bb6 22. Rxb4 Kb8 23. Re4 Rc7 24. Ne3 Rfc8 25.
Rd2 Ka7 26. Qf4 Qb5 27. b3 Bxe3 28. fxe3 Qc5 29. Qxf6 Qa3+ 30. Qb2 Qxb2+ 31.
Kxb2 {1/2-1/2 (31) Brinck Claussen,B (2359)-Hall,J (2498) Denmark 2000}) 18.
Nxf5 Rf8 19. Qe2 Nc6 20. Ng7+ Kd8 21. dxc6 Qg5+ 22. f4 Qxg7 23. Qe3 Rc7 24. Qb6
Kc8 25. Qxa6+ Kd8 26. Qa8+ Rc8 27. Qb7 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Assumpcao, Roberto"]
[Black "Van Riemsdijk, Herman Claudius"]
[Result "1/2-1/2"]
[ECO "A57"]
[BlackElo "2409"]
[PlyCount "116"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. f3 d6 6. e4 g6 7. Na3 Bg7 8. Ne2 axb5
9. Nxb5 O-O 10. Nec3 Nfd7 ({RR} 10... Ne8 11. Bc4 Nd7 12. O-O Nc7 13. a4 Ba6
14. Be3 Nb6 15. Bd3 Qd7 16. Qd2 Rfb8 17. Rfb1 h5 18. Nxc7 Qxc7 19. Bxa6 Rxa6
20. b3 Nd7 21. Ra2 Qa5 22. Rc2 c4 23. bxc4 Rxb1+ 24. Nxb1 Qxa4 25. Rc1 {
Shankland,S (2591)-Kekelidze,M (2470) ICC INT 2013 0-1 (63)}) ({RR} 10... Ba6
11. a4 Nbd7 12. Ra3 Ne8 13. Be2 Nc7 14. O-O Qb8 15. Kh1 Qb6 16. Nxc7 Qxc7 17.
Nb5 Qb7 18. Qc2 Rfb8 19. Bg5 Nb6 20. b3 Bxb5 21. Bxb5 Qc7 22. Ra2 h6 23. Bd2
Nc8 24. h3 Na7 25. Bc4 {Mirzoev,A (2430)-Homiakova,E (2113) chess.com INT 2021
1-0 (37)}) 11. Bg5 Ba6 $146 ({RR} 11... h6 12. Bd2 Na6 13. Be2 Nb6 14. O-O Bd7
15. a4 f5 16. exf5 Bxf5 17. g4 Bd7 18. Bd3 Be8 19. Qe2 Nb4 20. Be4 Bf7 21. a5
Nd7 22. a6 Nf6 23. a7 Qd7 24. Ra3 Kh7 25. h4 Nbxd5 26. Nxd5 {Munjiza,
I-Samardzic,J (2100) Croatia 1992 0-1 (42)}) ({RR} 11... Ne5 12. f4 Ng4 13. Qd2
h6 14. Bh4 f5 15. h3 Nf6 16. Bd3 Na6 17. exf5 gxf5 18. O-O Bd7 19. Rae1 Nb4 20.
Bc4 Nxa2 21. Bxa2 Bxb5 22. Rf3 Ne4 23. Nxe4 fxe4 24. Rxe4 Rxa2 25. Rxe7 Qa5 26.
Rg3 {Lautner,J (2175)-Ter Akopyan,B (2007) Bayern 2012 1-0 (36)}) 12. Qd2 Re8
13. Nxd6 Bxf1 14. Nxe8 Qxe8 15. Rxf1 Ne5 16. Qe2 c4 17. Kf2 Nbd7 18. Be3 Qb8
19. Kg1 Qb4 20. Rab1 Nd3 21. f4 Bxc3 22. bxc3 Qxc3 23. Rb7 Nf6 24. Rxe7 Qb4 25.
Ra7 Re8 26. Bd4 Nxd5 27. f5 N5f4 28. Qe3 c3 29. fxg6 hxg6 30. Kh1 c2 31. Rc7
Qb1 32. Qf3 Qxa2 33. g3 c1=Q 34. Rcxc1 Nxc1 35. Qxf4 Ne2 36. Qf2 Qc4 37. Bf6
Qxe4+ 38. Qg2 Kh7 39. g4 Nf4 40. Qxe4 Rxe4 41. g5 Nh5 42. Bc3 Kg8 43. Rb1 Re8
44. Rb4 Ng7 45. Rb7 Ne6 46. Bf6 Nc5 47. Ra7 Ne6 48. Kg2 Ng7 49. Kf3 Nh5 50. Ba1
Ng7 51. Ra4 Nh5 52. h4 Ng7 53. Kg4 Nh5 54. Bf6 Nxf6+ 55. gxf6 Re6 56. Rf4 Kh7
57. h5 Kh6 58. hxg6 Kxg6 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Azevedo, Alcides Alexandre"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1/2-1/2"]
[ECO "C05"]
[WhiteElo "2175"]
[BlackElo "2094"]
[PlyCount "20"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nce2 Nc6 7. Nf3 b6 8. c3
Ba6 9. Be3 ({RR} 9. Ng3 Bxf1 10. Nxf1 g6 11. Ne3 cxd4 12. Nxd4 Rc8 13. O-O Nc5
14. Nxc6 Rxc6 15. Nc2 Ne4 16. Be3 Be7 17. Nd4 Rc8 18. a4 O-O 19. a5 Bc5 20.
axb6 axb6 21. Qd3 Qd7 22. Ne2 Bxe3+ 23. Qxe3 Qb5 {Garrido Diaz,E (2106)-Murphy,
C (2450) La Nucia ESP 2023 0-1 (43)}) ({RR} 9. g4 cxd4 10. cxd4 Nb4 11. Nc3
Bxf1 12. Rxf1 a6 13. f5 h6 14. a3 Nc6 15. fxe6 fxe6 16. Ne2 g5 17. Qc2 Ne7 18.
h4 gxh4 19. Nf4 Qc8 20. Qf2 Qc6 21. Be3 b5 22. Qxh4 Rg8 23. Qh5+ Kd8 {Azevedo,
A (2061)-Quaranta Neto,F (1967) Natal 2012 1-0}) 9... Be7 ({RR} 9... Rc8 10.
Ng3 Bxf1 11. Rxf1 g6 12. Kf2 b5 13. Kg1 Be7 14. Qe2 Qb6 15. Rad1 a5 16. Qf2 c4
17. Ne2 h5 18. a3 Kd8 19. h3 Kc7 20. Qe1 b4 21. axb4 axb4 22. Ra1 Ra8 23. g4
Rxa1 24. Qxa1 {Hort,V (2590)-Ree,H (2475) Wijk aan Zee 1982 1/2-1/2 (47)}) 10.
g3 h6 $146 ({RR} 10... O-O 11. Bh3 Bxe2 12. Qxe2 g6 13. O-O h5 14. g4 hxg4 15.
Bxg4 Kg7 16. Qg2 cxd4 17. cxd4 Qe8 18. f5 exf5 19. Bxf5 Nd8 20. Qh3 Ne6 21.
Bh6+ Kg8 22. Bxe6 fxe6 23. Bxf8 Nxf8 24. Rac1 Qd8 25. Rc2 {Airapetian,C (2039)
-Ackerman,R Seattle 2015 1-0}) ({RR} 10... g6 11. Bh3 Qc7 12. O-O h6 13. Re1
O-O-O 14. Rb1 Na5 15. b3 Kb8 16. Kh1 cxd4 17. Nexd4 Rc8 18. Rc1 Nc6 19. Bf1
Bxf1 20. Rxf1 Nc5 21. Qe2 Qb7 22. Kg1 Nxd4 23. Bxd4 Rc7 24. Nd2 h5 25. Qf3 {
Mutschnik,I-Kostjuk,T (2130) Kiev 1999 1/2-1/2 (42)}) 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Capatti, Eduardo"]
[Black "Araujo, Adalberto"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2164"]
[BlackElo "2258"]
[PlyCount "68"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. c4 Nbd7 7. b3 e5 8. Bb2
e4 9. Nfd2 c6 10. Nc3 Re8 11. Qc2 Qe7 12. Rac1 Nf8 13. Rfd1 $146 ({RR} 13. Ba3
Bf5 14. Rfd1 h5 15. Nf1 Rad8 16. b4 N6h7 17. Ng3 h4 18. Nxf5 gxf5 19. Kh1 Ng6
20. Rg1 Kh8 21. Bf1 Ng5 22. Ne2 h3 23. Ng3 Nh4 24. Qe2 hxg2+ 25. Bxg2 Ngf3 26.
Bxf3 exf3 27. Qd3 Qe6 {Grodent,G (2017)-Mulder,B (2176) Charleroi BEL 2018 1/
2-1/2 (63)}) 13... h5 14. Re1 Bf5 15. Qd1 Bh6 16. b4 a6 17. Nb3 d5 18. a3 Ne6
19. cxd5 cxd5 20. Na4 b5 21. Nac5 Ng5 22. Na5 Rec8 23. Qd2 Bg4 24. Ncb3 Qe6 25.
Rxc8+ Rxc8 26. Nc5 Qf5 27. Nab7 Nf3+ 28. Bxf3 Bxf3 29. h3 Qg5 30. g3 h4 31. Kh2
hxg3+ 32. fxg3 Qh5 33. Kg1 Qxh3 34. Qh2 Bxe3+ 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2529"]
[BlackElo "2462"]
[PlyCount "83"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 a6 6. Bf1 Bg4 7. d3 g6 8. Nbd2
Bg7 9. h3 Bd7 10. c3 Nf6 $146 ({RR} 10... b5 11. e5 Nxe5 12. Nxe5 dxe5 13. Nb3
Qc7 14. Be3 Nf6 15. Bxc5 Be6 16. d4 exd4 17. Bxd4 O-O 18. Nc5 Bc4 19. Bxc4 bxc4
20. Qe2 Rfc8 21. Qxc4 e5 22. Be3 Nd7 23. b4 Bf8 24. Rad1 Nxc5 25. Bxc5 {
Nunn,J (2584)-Boensch,U (2542) Germany 2002 1-0 (47)}) ({RR} 10... e5 11. Nc4
Bc8 12. a4 Nge7 13. a5 O-O 14. Nb6 Rb8 15. Nxc8 Rxc8 16. Qa4 h6 17. g3 Kh7 18.
Bg2 f5 19. exf5 gxf5 20. Bd2 d5 21. c4 dxc4 22. Qxc4 Qd6 23. Rad1 Rfd8 24. Qf7
Qf6 25. Qxf6 {Solodovnichenko,Y (2480)-Grebionkin,V (2462) chessassistantclub.
com INT 2004 1-0 (57)}) 11. d4 cxd4 12. cxd4 O-O 13. d5 Nb8 14. a4 e6 15. Nc4
exd5 16. exd5 Bxa4 17. Rxa4 b5 18. Ra2 bxc4 19. Bxc4 Re8 20. Be3 Qc8 21. b3
Nbd7 22. Nd4 Ne5 23. Rc2 Nxc4 24. bxc4 Nd7 25. Nc6 Ne5 26. c5 dxc5 27. Rxc5 Qd7
28. Bf4 Nxc6 29. dxc6 Qxd1 30. Rxd1 a5 31. c7 a4 32. Rb5 a3 33. Rb8 Raxb8 34.
cxb8=Q Rxb8 35. Bxb8 Bb2 36. Rd8+ Kg7 37. Rd2 Kg8 38. Kh2 g5 39. f4 gxf4 40.
Bxf4 a2 41. Rxb2 a1=Q 42. Be5 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Limp, Eduardo Thelio"]
[Black "El Debs, Felipe de Cresce"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2445"]
[BlackElo "2351"]
[PlyCount "142"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 {Ftacnik,L} c5 2. e3 Nf6 3. Nf3 d5 4. c4 dxc4 5. Bxc4 e6 6. O-O a6 7.
dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 Ke7 ({RR} 9... Nbd7 10. Be2 b6 ({RR} 10... b5
11. a4) 11. Nb3 ({RR} 11. Nc4) 11... Be7 12. Nfd4 Bb7 13. f3 O-O 14. e4 Rfc8
15. Be3 Kf8 16. Nd2 ({RR} 16. Kf2 Ne5 17. Nd2 Rc7 18. N4b3 Rc6 19. Rac1 Rac8
20. Rxc6 Rxc6 21. h3 ({RR} 21. g4 h6 22. h4 g5 23. hxg5 hxg5 24. Bxg5 Nfxg4+
25. fxg4 Bxg5) 21... Ke8 22. Bd4 Nfd7 23. Rc1 Rxc1 24. Nxc1 f6) 16... Ne5 ({RR
} 16... Rc7 17. Nc4 Rac8 18. b3 b5 19. Na5 Ba3 ({RR} 19... Ba8 20. a4) 20. Nxb7
Rxb7) 17. N4b3 Rc6 18. Rac1 ({RR} 18. f4 Ned7 19. Nc4 Rac8) ({RR} 18. Bd4 Nfd7
19. f4 Ng6 20. Be3 ({RR} 20. g3 e5) 20... e5 21. f5 Nf4) 18... Rac8 19. Rxc6
Rxc6 20. g4 h6 ({RR} 20... Rc2 21. Bxb6 Nc6 22. Rb1 Nd7 23. Be3 Bf6 24. Kf2
Rxb2 25. Rxb2 Bxb2 26. Nc4) 21. h4 Bc8 ({RR} 21... Nh7 22. f4 Nd7 23. e5) 22.
g5 ({RR} 22. Nd4 Rc7 23. g5 hxg5 24. hxg5 Nfd7 25. f4 Nc6 26. Rc1 Bc5) 22...
hxg5 23. hxg5 Nfd7 24. f4 {Kramnik,V (2770)-Kasparov,G (2849) London 2000 CBM
080 [Ftacnik,L] 1/2-1/2 (74)}) ({RR} 9... b6) 10. a3 ({RR} 10. Be2) 10... b5
11. Be2 Bb7 12. Nb3 $146 ({RR} 12. b4 Bd6 13. Bb2 Nbd7 14. Nd4 Rhc8 15. Rdc1
Rxc1+ 16. Rxc1 Rc8 17. Rxc8 Bxc8 18. g4 Bb7 19. g5 Nd5 20. h4 {1/2-1/2 (20)
Johannessen,L (2427)-Sermek,D (2595) Dhaka 2002}) 12... Bb6 13. Bd2 Nc6 14.
Nfd4 Rhc8 15. Nxc6+ Bxc6 16. Ba5 Bxa5 17. Nxa5 Bd5 18. Rac1 Rxc1 19. Rxc1 Kd7
20. f3 Rc8 21. Rxc8 Kxc8 22. e4 Bb7 23. Kf2 Kc7 24. Ke3 Kb6 25. b4 Nd7 26. f4
Ba8 27. g3 Nb8 28. Kd4 Kc7 29. Bd3 h6 30. Be2 Nd7 31. Nb3 f6 32. e5 fxe5+ 33.
fxe5 Bd5 34. Nc5 Nb8 35. Bg4 Nc6+ 36. Kc3 Nxe5 37. Bxe6 Bb7 38. Nxb7 Kxb7 39.
Bd5+ Kc7 40. Kd4 Nd7 41. Be6 Nb8 42. Ke4 Kd6 43. Bc8 Kc7 44. Bg4 Kd6 45. Bc8
Kc7 46. Bh3 Kd6 47. Kf5 Ke7 48. Kg6 Kf8 49. Bc8 Kg8 50. Bb7 Kf8 51. h4 Kg8 52.
g4 Kf8 53. Bc8 Kg8 54. Kf5 Kf7 55. h5 Ke7 56. Ke5 a5 57. bxa5 Nc6+ 58. Kd5 Nxa5
59. Kc5 Nc4 60. Kb4 Kd6 61. Bf5 Kd5 62. Bc8 Kc6 63. Bf5 Kd5 64. Bd7 Ne5 65. Be8
Kd6 66. Kxb5 Kc7 67. a4 Kb7 68. Kc5 Nxg4 69. Kd6 Kb6 70. Ke7 Nf6 71. Kf8 Ka5
1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Marra, Eduardo da Costa"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "B87"]
[WhiteElo "2261"]
[BlackElo "2207"]
[PlyCount "22"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. O-O
O-O 9. f4 b5 10. e5 dxe5 11. fxe5 Bc5 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Galati, Mario Augusto"]
[Black "Matsuura, Frederico"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2195"]
[BlackElo "2280"]
[PlyCount "16"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 c6 6. O-O Bd6 7. Nc3 O-O 8. Bf4 b6
1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.19"]
[Round "8"]
[White "Leitao, Rafael Duailibe"]
[Black "Coelho, Luis Henrique"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2580"]
[BlackElo "2381"]
[PlyCount "103"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 {Huzman,A} e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7.
O-O Be7 8. c4 Nb4 9. Be2 O-O 10. Nc3 Bf5 11. a3 Nxc3 12. bxc3 Nc6 13. Re1 Re8
14. cxd5 Qxd5 15. Bf4 Rac8 16. Bd3 Qd7 17. Rb1 Bxd3 18. Qxd3 b6 19. d5 Bf6 ({RR
} 19... Bxa3 20. Ng5 g6 21. Ne4 Be7 22. Rbd1 Na5 23. Bh6) 20. c4 h6 ({RR} 20...
Ne7 21. Be5 ({RR} 21. Ne5 Bxe5 22. Bxe5) 21... Qf5 22. Qxf5 Nxf5 23. Bxc7 Be7
24. Bg3 f6 25. a4 Kf7 26. a5 Rxc4 27. axb6 axb6 28. Rxb6 Rd8) ({RR} 20... Ne7
21. Ne5 Bxe5 22. Bxe5 Nf5 23. h3 Nd6 24. Bf4 h6 25. Qc2 Rxe1+ 26. Rxe1 Re8 27.
Rxe8+ Nxe8 28. Bg3 Nd6 29. Bf4 Nb7 30. Bg3 Nd6 {1/2-1/2 (30) Zhang,L (2200)-Ni,
S (2370) Xinghua CHN 2022}) 21. h4 ({RR} 21. h3 Re7 ({RR} 21... Rxe1+ 22. Rxe1
Ne7 23. Ne5 Bxe5 24. Bxe5 Nf5 25. Bb2 Rf8 26. Re5 Nd6 27. Qg3 f6 28. Re6 Rf7)
22. Rbd1 Rd8 23. Rxe7 Nxe7 24. Ne5 Bxe5 25. Bxe5) 21... Rxe1+ $146 ({RR} 21...
Ne7 22. Rbd1 ({RR} 22. Be5 Bxe5 23. Nxe5 Qd6 24. Qf3 f6 25. Ng4 Ng6 26. h5 Ne5)
({RR} 22. Ne5 Bxe5 23. Bxe5 Ng6 24. Bg3 Qg4) ({RR} 22. h5 b5 23. cxb5 ({RR} 23.
Rxb5 c6) 23... Qxd5 24. Qxd5 Nxd5 25. Be5 Ra8 26. Rbc1 Bxe5 27. Rxe5 Rxe5 28.
Nxe5 a6) 22... Ng6 23. Bg3 h5 24. Rc1 Bb2 25. Rxe8+ Rxe8 26. Rc2 Bf6 27. c5
bxc5 ({RR} 27... Ne7 28. cxb6 cxb6 29. d6 Rd8 30. Nd2 Qe6 31. Ne4) 28. Rxc5 Ne5
29. Qb5 ({RR} 29. Bxe5 Bxe5 30. Ra5 Qd6 ({RR} 30... c6 31. Rc5) ({RR} 30... Bd6
31. Rxa7 Bc5 32. Ra6 Rd8 33. Ng5) 31. Qb5 ({RR} 31. Rxa7 Qc5 32. Rb7 Qc1+ 33.
Qf1 Qxa3 34. Nxe5 Rxe5) 31... Rd8 32. Rxa7 Qxd5 ({RR} 32... Bf4 33. Ra4 Bc1 34.
Qd3) 33. Qxd5 Rxd5 34. Nxe5 Rxe5 35. Rxc7 Ra5 36. Rc3 Ra4 37. g3 f6) 29... Qxb5
30. Rxb5 Nxf3+ 31. gxf3 Be5 32. Ra5 Bd6 33. Rxa7 Re1+ 34. Kg2 Rd1 35. Ra5 Kh7
36. a4 {Polgar,J (2728)-Anand,V (2786) Wijk aan Zee 2005 CBM 105 [Huzman,A] 1/
2-1/2 (38)}) 22. Rxe1 Ne7 23. Be5 Qf5 24. Qd4 Ng6 25. Bxf6 Qxf6 26. Qxf6 gxf6
27. h5 Nf4 28. Nd4 Kf8 29. Re4 Nxh5 30. Rh4 Ng7 31. Rxh6 Re8 32. Rxf6 Re1+ 33.
Kh2 Rc1 34. Rc6 Ne8 35. Nb5 Nd6 36. a4 a6 37. Nxc7 Rxc4 38. Rxd6 Rxc7 39. Rxb6
Rc2 40. Kg3 Rd2 41. Rxa6 Rxd5 42. Ra7 Kg7 43. a5 Kf6 44. a6 Rg5+ 45. Kf3 Rf5+
46. Ke3 Re5+ 47. Kd3 Rd5+ 48. Kc4 Rd2 49. Rb7 Rxf2 50. a7 Ra2 51. Kb5 Kg7 52.
Kb6 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Tasoko, Toshinobu"]
[Black "Capatti, Eduardo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1935"]
[BlackElo "2164"]
[PlyCount "43"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 c5 4. c3 Nf6 5. f3 cxd4 ({RR} 5... O-O 6. Qd2 d5 7.
e5 Nfd7 8. Bd3 Nc6 9. f4 cxd4 10. cxd4 Nb6 11. b3 Bf5 12. Bxf5 gxf5 13. Nf3 e6
14. Nc3 a5 15. a4 Nb4 16. O-O Rc8 17. Rfc1 Kh8 18. Nb5 Rc6 19. Na7 Rxc1+ 20.
Rxc1 {Tica,S (2451)-Steinberg,N (2542) chess.com INT 2022 0-1 (69)}) 6. cxd4
O-O 7. Qd2 d6 $146 ({RR} 7... Nc6 8. Nc3 d6 9. Bd3 a6 10. Nge2 b5 11. Rc1 Bd7
12. g4 e5 13. d5 Nd4 14. Nxd4 exd4 15. Bxd4 Nxg4 16. fxg4 Bxd4 17. h4 Qb6 18.
Qg2 Rac8 19. Ke2 b4 20. Rb1 bxc3 21. bxc3 Bb5 22. Rxb5 {Lehner,E (1830)
-Herndlbauer,M (2040) Vienna 1995 0-1 (36)}) ({RR} 7... Nc6 8. Nc3 d6 9. h4 e5
10. d5 Nd4 11. Nge2 Qb6 12. O-O-O Nxe2+ 13. Bxe2 Qa5 14. g4 Bd7 15. Kb1 Rac8
16. h5 Rc7 17. h6 Bh8 18. Nb5 Qxd2 19. Rxd2 Bxb5 20. Bxb5 a6 21. Bb6 Rcc8 22.
Ba4 {Babar,M (2145)-Wohl,A (2418) Bad Woerishofen 2008 1-0 (43)}) 8. Bc4 d5 9.
exd5 Nxd5 10. Bxd5 Qxd5 11. Nc3 Qa5 12. Nge2 Nc6 13. a3 Rd8 14. d5 Be6 15.
O-O-O Rac8 16. Kb1 Ne5 17. Bf4 Nc4 18. Qc1 Bf5+ 19. Ka2 Nxa3 20. bxa3 Bxc3 21.
d6 Be6+ 22. Kb1 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2409"]
[BlackElo "2529"]
[PlyCount "91"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Qc7 5. O-O Nd4 6. Re1 a6 7. Bf1 e5 8. Bc4
Be7 9. Nd5 ({RR} 9. d3 d6 10. h3 Nxf3+ 11. Qxf3 b5 12. Bb3 Be6 13. Bg5 O-O 14.
Bxf6 Bxf6 15. Nd5 Qd8 16. a4 b4 17. a5 Bg5 18. Bc4 g6 19. Qe2 Kg7 20. c3 Rb8
21. cxb4 Bxd5 22. Bxd5 cxb4 23. Bc4 Qc7 {Demchenko,A (2608)-Utegaliyev,A (2439)
Pavlodar KAZ 2023 1-0 (57)}) 9... Nxd5 10. Bxd5 d6 ({RR} 10... O-O 11. Nxd4
cxd4 12. c3 dxc3 13. dxc3 d6 14. Qb3 Rb8 15. a4 Bd7 16. Be3 Bc6 17. Red1 Rbc8
18. Rd3 Kh8 19. f3 Bxd5 20. Qxd5 Qc6 21. a5 Qxd5 22. Rxd5 g6 23. Ra4 Kg7 24.
Rb4 Rc7 25. Bb6 {Van Riemsdijk,H (2409)-Crosa Coll,M (2401) Sao Paulo 2005 0-1
(50)}) 11. Nxd4 exd4 $146 12. a4 O-O 13. d3 Be6 14. a5 Bf6 15. b3 Bxd5 16. exd5
Rfe8 17. f4 Rxe1+ 18. Qxe1 Qd7 19. Qf1 Qg4 20. Bd2 Qh5 21. Qf3 Qxf3 22. gxf3
Re8 23. Kf1 Kf8 24. Rb1 Rc8 25. Ke2 Bd8 26. Kd1 Ke8 27. b4 c4 28. dxc4 Rxc4 29.
Rb2 d3 30. c3 Bf6 31. Rb3 h6 32. b5 Ra4 33. bxa6 bxa6 34. c4 Ra1+ 35. Bc1 Rxa5
36. Kd2 Ra2+ 37. Kxd3 Rxh2 38. Ba3 Be7 39. Rb8+ Kd7 40. Rb7+ Ke8 41. Ra7 Ra2
42. Bb4 h5 43. Ra8+ Kd7 44. Ra7+ Ke8 45. Ra8+ Kd7 46. Ra7+ 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Ramos, Angelo Bil"]
[Black "De Paula, Guilherme Bueno"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2135"]
[BlackElo "2135"]
[PlyCount "81"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8.
a3 a6 9. Be2 b5 10. O-O Be7 11. f4 d6 12. Qd2 ({RR} 12. Qe1 O-O 13. Kh1 Bb7 14.
Bd3 Rad8 15. Qg3 Kh8 16. Rae1 b4 17. Na4 Qb8 18. Nb6 bxa3 19. bxa3 d5 20. exd5
Nxd5 21. Nxd5 Rxd5 22. Be4 Rb5 23. Qh3 g6 24. Nd4 Rh5 25. Qf3 Na5 26. Bxb7 Qxb7
{Camacho Collados,M (2404)-Appel,R (2522) Torres Vedras 2011 1/2-1/2 (42)}) ({
RR} 12. Qe1 O-O 13. g4 b4 14. axb4 Nxb4 15. Nb5 axb5 16. Rxa8 Nxc2 17. Qc1 Qb7
18. Qxc2 Qxa8 19. Ra1 Qxe4 20. Qxe4 Nxe4 21. Bxb5 g5 22. Ra7 Bf6 23. fxg5 Bxb2
24. Bd3 Nc3 25. h3 Nd5 26. Bd4 Bxd4+ {Maldonado Gonzales,S (2207)-Valsecchi,A 
(2487) Bacoli ITA 2023 0-1 (45)}) 12... O-O 13. Rad1 Rb8 $146 ({RR} 13... Bb7
14. Bf3 Rac8 15. Qf2 b4 16. axb4 Nxb4 17. Bd4 Nd7 18. Bxg7 Kxg7 19. Qd4+ Nf6
20. Qxb4 d5 21. Qd4 dxe4 22. Nxe4 Qxc2 23. Na1 Qc7 24. Kh1 Rfd8 25. Qe3 Bxe4
26. Bxe4 Nxe4 27. Qxe4 Rxd1 28. Rxd1 {Esadze,T (1781)-Juhasz,J (2008)
Bratislava SVK 2019 0-1 (59)}) 14. Bf3 b4 15. axb4 Nxb4 16. Kh1 d5 17. e5 Ne4
18. Nxe4 dxe4 19. Bxe4 Rd8 20. Qf2 Nd5 21. Bc1 Rb4 22. Qe1 Bb7 23. Bd2 Rxe4 24.
Qxe4 Nc3 25. Qe1 Nxd1 26. Qxd1 Qc6 27. Rf2 Bh4 28. Re2 Qc4 29. Na5 Qb5 30. Nxb7
Qxb7 31. Qc1 Qd5 32. Kg1 Qd4+ 33. Kf1 Qd5 34. Be1 Bxe1 35. Kxe1 Qc4 36. Qe3 h6
37. b3 Qb4+ 38. Kf2 Rd1 39. h3 Rd4 40. c3 Rxf4+ 41. Kg3 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Chemin, Vitorio"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2363"]
[BlackElo "2261"]
[PlyCount "98"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nc6 4. d3 e5 5. O-O Be7 6. Nbd2 e4 7. Ne1 ({RR} 7.
dxe4 dxe4 8. Ng5 e3 9. fxe3 O-O 10. Nde4 Qxd1 11. Rxd1 Bf5 12. Nxf6+ Bxf6 13.
e4 Bg4 14. Nf3 Rae8 15. h3 Bc8 16. Ne1 Nd4 17. Kf2 Nb5 18. Nd3 b6 19. a4 Nd4
20. Bf4 g5 21. Bxc7 Nxc2 {Mamedov,R (2651)-Rapport,R (2731) Baku AZE 2023 0-1 
(57)}) 7... h5 8. c4 h4 9. cxd5 Qxd5 $146 ({RR} 9... hxg3 10. dxc6 gxf2+ 11.
Rxf2 e3 12. Rxf6 exd2 13. Bxd2 Bxf6 14. cxb7 Bxb7 15. Bxb7 Rb8 16. Bc6+ Kf8 17.
Nf3 g5 18. Qa4 g4 19. Qxg4 Rg8 20. Bh6+ Ke7 21. Bg5 Qd6 22. Qe4+ Kf8 23. h4 Rb4
24. d4 {Christiansen,L (2460)-Regan,K (2375) Lone Pine,CA 1977 1-0 (56)}) 10.
Nxe4 Qh5 11. Nxf6+ Bxf6 12. f3 hxg3 13. hxg3 Be5 14. Bf4 Bxf4 15. gxf4 Qh2+ 16.
Kf2 Qxf4 17. e3 Qb4 18. Qc2 Be6 19. f4 O-O-O 20. Rc1 Bd5 21. Bxd5 Rxd5 22. Nf3
g5 23. Qc3 Qxc3 24. Rxc3 gxf4 25. exf4 Nb4 26. Ne5 f6 27. Ng6 Re8 28. Rd1 Nxa2
29. Ra3 Nb4 30. Rxa7 Nxd3+ 31. Kg3 Nxf4 32. Ra8+ Kd7 33. Rxe8 Rxd1 34. Re7+ Kd6
35. Kxf4 Rf1+ 36. Kg4 Rg1+ 37. Kf5 Rg5+ 38. Kxf6 Rxg6+ 39. Kxg6 Kxe7 40. Kf5
Kd6 41. Ke4 Kc5 42. Kd3 Kb4 43. Kc2 b6 44. Kc1 Kb3 45. Kb1 b5 46. Kc1 c5 47.
Kb1 b4 48. Kc1 c4 49. Kb1 c3 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Coelho, Luis Henrique"]
[Black "Milos, Gilberto"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2381"]
[BlackElo "2598"]
[PlyCount "116"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f3 Qc7 10. Kb1 Rc8 ({RR} 10... Be7 11. Be3 Na5 12. Nb3 Nc4 13.
Bxc4 Qxc4 14. Bb6 Qc8 15. g4 Bc6 16. Bd4 O-O 17. g5 Nd7 18. Qg2 b5 19. h4 f5
20. gxf6 Nxf6 21. Rhg1 Rf7 22. e5 Ne8 23. Ne4 Bxe4 24. fxe4 dxe5 25. Bxe5 {
Dolmatov,S (2578)-Dreev,A (2690) Panormo 2001 1-0 (66)}) ({RR} 10... b5 11.
Nxc6 Bxc6 12. Ne2 Be7 13. Nd4 Bb7 14. Bd3 h6 15. Be3 Nd7 16. Bxb5 axb5 17. Nxb5
Qc4 18. Nxd6+ Bxd6 19. a3 Ra6 {0-1 (19) Djokic,N (2178)-Spasic,P (2321)
Pozarevac SRB 2022}) 11. h4 h5 $146 ({RR} 11... b5 12. Bxb5 axb5 13. Ndxb5 Qb7
14. Nxd6+ Bxd6 15. Qxd6 Na5 16. Qd3 Nc4 17. b3 Ne5 18. Qd4 Nc6 19. Qd6 Nb4 20.
Rd4 Rxc3 21. Rxb4 Qc6 22. Rb8+ Bc8 23. Qxc6+ Rxc6 24. Bxf6 gxf6 25. Rd1 e5 26.
a4 {Palaniswamy,R (2034)-Schmerwitz,R (1829) Edinburgh 2015 1-0 (34)}) 12. Nxc6
Bxc6 13. Bf4 Rd8 14. Qe1 Be7 15. Bd3 Nd7 16. Qg3 g6 17. Bg5 Nc5 18. Rd2 b5 19.
Re1 Bxg5 20. hxg5 O-O 21. Red1 b4 22. Ne2 a5 23. Qh4 Kg7 24. g4 Rh8 25. gxh5
Rxh5 26. Qf4 Qe7 27. Bc4 Rxg5 28. Rxd6 Rxd6 29. Qxd6 Qxd6 30. Rxd6 Bb7 31. Kc1
Kf6 32. Rb6 Ke7 33. c3 bxc3 34. bxc3 Kd7 35. Kd2 Kc7 36. Rb1 Bc6 37. Ke3 Nd7
38. f4 Rh5 39. Rg1 Rh3+ 40. Rg3 Rh2 41. Nd4 Nb6 42. Be2 Bb7 43. Rg5 Rh3+ 44.
Nf3 f5 45. Bf1 Rh6 46. exf5 Nd5+ 47. Kf2 exf5 48. Ne5 Nxf4 49. Ke3 Nd5+ 50. Kd4
Ne7 51. Bc4 f4 52. Bd3 Rh5 53. Rxh5 gxh5 54. Be4 Nc6+ 55. Bxc6 Bxc6 56. Ng6 f3
57. Ke3 Kd6 58. Nh4 Kc5 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Caldeira, Adriano"]
[Black "Leitao, Rafael Duailibe"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2320"]
[BlackElo "2580"]
[PlyCount "46"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Bxf6
gxf6 9. Be2 Nc6 10. Qd2 h5 11. O-O-O Bd7 12. Kb1 O-O-O 13. Nxc6 $146 ({RR} 13.
Nb3 Be7 14. h4 Kb8 15. Bf3 Na5 16. Qe2 Nc4 17. Bxh5 Rc8 18. Rh3 f5 19. Bxf7
Rxh4 20. Rxh4 Bxh4 21. Rd3 Bf6 22. exf5 Nxb2 23. Ne4 Nxd3 24. cxd3 Bb5 25. Bxe6
Rh8 26. a3 Rh1+ 27. Ka2 Qg7 {Sidorenko,I (2370)-Erdogdu,M (2460) Budva 2009
0-1 (31)}) ({RR} 13. Nb3 Kb8 14. Bf3 Na5 15. Nxa5 Qxa5 16. Qe3 h4 17. Rd3 Qc5
18. Qd2 Be7 19. Re1 Qa5 20. a3 Rc8 21. Bg4 Rc7 22. f5 Rc5 23. fxe6 fxe6 24. b4
Qb6 25. Nd5 exd5 26. Bxd7 dxe4 27. Rxe4 Re5 {Spraggett,K (2633)-Rodshtein,M 
(2520) Cappelle-la-Grande 2007 1/2-1/2 (45)}) 13... Qxc6 14. f5 Qc5 15. Qf4 Kb8
16. fxe6 fxe6 17. Qxf6 Bh6 18. Qd4 Qxd4 19. Rxd4 Bf4 20. Bf3 Be5 21. Rd3 Be8
22. Ne2 Bg7 23. Rdd1 Rc8 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Araujo, Adalberto"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "2258"]
[BlackElo "2489"]
[PlyCount "184"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Bb7 6. Bg2 Be7 7. Nc3 O-O 8. O-O
Ne4 9. Qc2 f5 10. Ne1 d5 11. Nd3 Bf6 12. cxd5 exd5 13. Be3 c6 $146 ({RR} 13...
Nd7 14. Nf4 c5 15. Ne6 Qe7 16. Nxf8 Rxf8 17. Nxe4 fxe4 18. Rad1 Rc8 19. Qa4 a6
20. Bh3 b5 21. Qa3 b4 22. Qa4 Nb6 23. Qb3 c4 24. Qc2 Re8 25. Bf4 a5 26. Bg2 a4
27. Qc1 Ba6 28. Rfe1 {Lysyj,I (2603)-Matnadze,A (2423) Europe-Echecs INT 2022
1/2-1/2 (56)}) 14. Rfd1 Qe7 15. a4 a5 16. Qb3 Nd7 17. Qa3 Qxa3 18. Rxa3 Be7 19.
Raa1 Ba6 20. Rdc1 Bc4 21. f3 Nxc3 22. Rxc3 Bb4 23. Rc2 Rfe8 24. Bf2 Rac8 25.
Nc1 Ba6 26. Bh3 g6 27. b3 Nf6 28. Nd3 Bd6 29. Rac1 Bb7 30. Ne5 c5 31. Nd3 c4
32. bxc4 dxc4 33. Ne5 Ba3 34. Ra1 Bb4 35. Nxc4 Ba6 36. Rac1 b5 37. axb5 Bxb5
38. e4 Ba4 39. Rb2 Ba3 40. Ra1 Bxb2 41. Rxa4 Rb8 42. e5 Nd7 43. Rxa5 Rec8 44.
Bf1 Bc1 45. Ra1 Bh6 46. d5 Rxc4 47. Bxc4 Nxe5 48. Be2 Rb2 49. Kf1 Rd2 50. Rd1
Rxd1+ 51. Bxd1 Bf8 52. Bd4 Nf7 53. Ba4 Bd6 54. f4 g5 55. Be3 gxf4 56. gxf4 Kg7
57. Ke2 Nh6 58. h3 Ng8 59. Bd7 Nf6 60. Be6 Kg6 61. Kf3 Ne4 62. Bc1 Nf6 63. Bb2
Ne4 64. Be5 Bc5 65. Bd7 Nd6 66. Ke2 Kh5 67. Bf6 Kg6 68. Bd8 Ba3 69. Bc7 Ne4 70.
Be8+ Kf6 71. Bc6 Ke7 72. Kf3 Bc5 73. Be5 Ba3 74. Bb5 Nd6 75. Bd3 Kf7 76. Bxd6
Bxd6 77. Bxf5 h6 78. Ke4 Kf6 79. Be6 Bb8 80. f5 Bc7 81. Kd4 Bh2 82. Kc5 Ke7 83.
Kc6 Bg3 84. Bc8 Bh2 85. Be6 Bg3 86. Kc5 Bh2 87. Kd4 Kf6 88. Ke4 Bb8 89. Kf3 Bc7
90. Kg4 Bd6 91. Kh5 Bf4 92. Bc8 Kg7 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Azevedo, Alcides Alexandre"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2308"]
[BlackElo "2175"]
[PlyCount "65"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. d3 Be7 8.
O-O O-O 9. a4 a5 10. Be3 Nd5 $146 ({RR} 10... Kh8 11. Rc1 f5 12. Nb5 Nd5 13.
Bc5 Ndb4 14. Bxb4 Bxb4 15. e4 fxe4 16. dxe4 Bg4 17. Qb3 Qf6 18. Nh4 Be2 19.
Nxc7 Nd4 20. Qe3 Bxf1 21. Kxf1 Rac8 22. Bh3 Rcd8 23. Rc4 Qf7 24. b3 Nxb3 25.
Be6 {Santasiere,A-Adams,W Ventnor City,NJ 1941 0-1 (32)}) ({RR} 10... Re8 11.
Rc1 Bf8 12. Nb5 Nd5 13. Bc5 Bxc5 14. Rxc5 Ndb4 15. Qd2 Na6 16. Rxc6 bxc6 17.
Na3 e4 18. dxe4 Qxd2 19. Nxd2 Nc5 20. e5 Rxe5 21. Bxc6 Bb7 22. Bxb7 Nxb7 23. e3
Rd5 24. Ndc4 Nd6 25. Nxd6 {Jakubiec,A (2565)-Macieja,B (2633) Dzwirzyno 2004
0-1 (55)}) ({RR} 10... Re8 11. b3 Bf8 12. Bxb6 cxb6 13. Nb5 Be6 14. Nd2 Rc8 15.
Nc4 Bc5 16. Rc1 Bd5 17. e3 Bxg2 18. Kxg2 Qd5+ 19. Qf3 Qxd3 20. Rfd1 Qxb3 21.
Ncd6 e4 22. Qg4 Ne5 23. Qe2 Nd3 24. Rb1 Qxa4 25. Nxc8 {Kostiukov,A (2271)
-Mickiewicz,P (2243) chess.com INT 2023 0-1 (33)}) ({RR} 10... Ra6 11. Rc1 f5
12. Nb5 f4 13. Bc5 Be6 14. Nd2 Bxc5 15. Rxc5 Nd7 16. Rc1 Nf6 17. Nb3 Bxb3 18.
Qxb3+ Kh8 19. Qc4 fxg3 20. fxg3 Rb6 21. e3 Nb4 22. Qxc7 Qxc7 23. Rxc7 Nxd3 24.
b3 Nb4 25. Bxb7 {Averbakh,Y-Lisitsin,G Moscow (Russia) 1955 1/2-1/2 (57)}) 11.
Nxd5 Qxd5 12. Nd4 Qd6 13. Nxc6 bxc6 14. Rc1 Qb4 15. Bxc6 Ra6 16. Bb5 Rg6 17.
Rc4 Qd6 18. Bc5 Qxc5 19. Rxc5 Bxc5 20. Qc2 Bb6 21. Bc6 h5 22. Be4 f5 23. Bf3 f4
24. d4 Rff6 25. dxe5 fxg3 26. hxg3 Rxg3+ 27. Kh2 Rh3+ 28. Kg2 Rf4 29. Qg6 Bg4
30. Qe8+ Kh7 31. Bxg4 hxg4 32. e6 Re4 33. Rh1 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Da Silva, Alessandro Rodrigue"]
[Black "Miranda, Roberto Calheiros J"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2204"]
[BlackElo "2208"]
[PlyCount "14"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c3 Nc6 5. Bd3 Bg4 6. Nbd2 e6 7. Qa4 Nd7 1/2-1/2

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Assumpcao, Roberto"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2207"]
[PlyCount "68"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. O-O Bg7 13. Qh5 f4 14. c4 bxc4
15. Bxc4 O-O 16. Rac1 Ne7 17. Rfd1 Rc8 18. Nxe7+ Qxe7 19. Qe2 ({RR} 19. Rc3 Kh8
20. b3 f5 21. Rh3 h6 22. Bxe6 Qxe6 23. Rhd3 Rcd8 24. Qe2 fxe4 25. Qxe4 f3 26.
Nc4 Rf4 27. Qd5 Qg4 28. Rxf3 Rxf3 29. Qxf3 Qxf3 30. gxf3 d5 31. Kf1 Bf6 32. Nb6
d4 33. Ke2 Bg5 {Short,N (2630)-Sax,G (2610) Saint John 1988 1-0 (53)}) 19...
Kh8 ({RR} 19... Rfd8 20. h3 Bf6 21. Rc3 a5 22. Qc2 Bxc4 23. Rxc4 Qe6 24. Rxd6
Rxc4 25. Rxd8+ Bxd8 26. Qxc4 Qd7 27. Qd5 Qxd5 28. exd5 Kf8 29. Nc4 f6 30. f3
Ke7 31. Kf2 Bc7 32. Ke2 f5 33. Kd3 Kd7 34. b3 {Karjakin,S (2566)-Romero Romero,
S Dos Hermanas 2004 1-0 (43)}) 20. Bxe6 $146 ({RR} 20. Bxa6 Rxc1 21. Rxc1 f5
22. exf5 Bxf5 23. Nb5 e4 24. Nc3 Qg5 25. f3 exf3 26. Qxf3 Bg4 27. Qd5 Be5 28.
Ne4 Qg7 29. Bf1 f3 30. Rc2 fxg2 31. Bxg2 Bf3 {0-1 (32) Matanovic,A (2505)-Sax,
G (2550) Buenos Aires 1978}) ({RR} 20. Rc2 f5 21. Bxe6 Rxc2 22. Qxc2 Qxe6 23.
Nc4 fxe4 24. Qxe4 Rd8 25. Rxd6 Qe7 26. Rxd8+ Qxd8 27. g3 Kg8 28. Kg2 Qd1 29. b3
h6 30. Qa8+ Kh7 31. Qe4+ Kg8 32. Nb6 fxg3 33. hxg3 {1-0 (34) Renet,O (2485)
-Redon,B (2235) France 1994}) 20... Qxe6 21. Rxc8 Rxc8 22. Qxa6 f3 23. gxf3 Qh3
24. Qf1 Qxf3 25. Qd3 Qg4+ 26. Kh1 Bh6 27. f3 Qh5 28. Qe2 Bf4 29. Rf1 f5 30. Nb5
fxe4 31. Nxd6 exf3 32. Qf2 Rg8 33. Rg1 Rxg1+ 34. Qxg1 f2 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Name, Gabriel Ricardo"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2198"]
[BlackElo "2094"]
[PlyCount "41"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Qb6 5. a3 ({RR} 5. Qc2 Na6 6. a3 g6 7. e3
Bf5 8. Qa4 dxc4 9. Bxc4 Bg7 10. Ne5 O-O 11. Nxc6 bxc6 12. Qxa6 Qc7 13. O-O Rab8
14. h3 e5 15. Bd3 Be6 16. Bc4 Bf5 17. Qa4 exd4 18. exd4 Rfd8 19. Rd1 Nd7 {
Mamedyarov,S (2760)-Kamsky,G (2702) Baku 2010 0-1 (34)}) ({RR} 5. Qc2 e6 6. Bg5
Be7 7. e3 h6 8. Bxf6 Bxf6 9. cxd5 exd5 10. Nxd5 Qa5+ 11. Nc3 O-O 12. Be2 c5 13.
O-O Nc6 14. Ne4 cxd4 15. Nxf6+ gxf6 16. Nxd4 Nxd4 17. exd4 Bf5 18. Qc5 Qxc5 19.
dxc5 Rac8 {Shevchenko,K (2662)-Pakleza,Z (2496) chess.com INT 2023 1-0 (49)})
5... Bf5 6. c5 Qc7 7. g3 Nbd7 $146 ({RR} 7... g6 8. Bf4 Qc8 9. h3 h5 10. Nh4
Be6 11. Bg2 Bg7 12. b4 Qd7 13. Nf3 O-O 14. Ne5 Qc8 15. h4 Nbd7 16. O-O Ng4 17.
Nxd7 Qxd7 18. Qd2 Rfe8 19. f3 Nf6 20. Be5 Bh3 21. a4 Bxg2 22. Kxg2 {Orlov,G 
(2470)-Khmelnitsky,I Simferopol 1989 1/2-1/2 (42)}) 8. Bf4 Qc8 9. Nh4 Bg6 10.
Nxg6 hxg6 11. b4 a6 12. Bg2 Nh5 13. Bd2 e6 14. O-O Be7 15. e3 f5 16. Qc2 Nhf6
17. f3 Kf7 18. f4 Qc7 19. h3 Rxh3 20. Bxh3 Rh8 21. Kg2 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Matsuura, Frederico"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2280"]
[BlackElo "2358"]
[PlyCount "106"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 h6 5. Bxf6 Qxf6 6. e4 Qd8 ({RR} 6... Qe7 7.
Bd3 g6 8. O-O Bg7 9. Nbd2 O-O 10. e5 cxd4 11. cxd4 d6 12. Qe2 Bd7 13. Rac1 dxe5
14. dxe5 Bc6 15. a3 Rd8 16. Be4 Bxe4 17. Qxe4 Nc6 18. Nc4 Rd5 19. Ne3 {1/2-1/2
(19) Harikrishna,P (2674)-Karjakin,S (2672) Lugo 2006}) 7. Bd3 d6 ({RR} 7...
Be7 8. O-O O-O 9. Nbd2 d5 10. Qe2 Nc6 11. exd5 exd5 12. Rfe1 cxd4 13. Nxd4 Bf6
14. N2b3 Bd7 15. Rad1 Nxd4 16. Nxd4 Bxd4 17. cxd4 Qf6 18. Qe5 Qxe5 19. Rxe5 Be6
20. f4 g6 21. Rc1 Rfc8 22. Rc5 {Rodriguez,S (2252)-Skuhala,B (2089) chess.com
INT 2020 1/2-1/2 (38)}) 8. O-O Be7 9. Nbd2 $146 ({RR} 9. dxc5 dxc5 10. e5 Nd7
11. Qe2 Qc7 12. a4 Nb6 13. c4 Bd7 14. a5 Nc8 15. Nc3 a6 16. Rfd1 Na7 17. Qe3
Nc6 18. Nd5 exd5 19. cxd5 O-O-O 20. d6 Bxd6 21. exd6 Qxd6 22. Bxa6 Qe7 23. Qxe7
Nxe7 {Hebden,M (2556)-Efimov,I (2494) France 1999 1-0 (52)}) ({RR} 9. dxc5 dxc5
10. Qe2 Qc7 11. a4 Bd7 12. Nbd2 Bc6 13. Nc4 Nd7 14. Rfe1 O-O 15. e5 Nb6 16.
Nxb6 Qxb6 17. a5 Qc7 18. Be4 Rfd8 19. a6 b5 20. b3 Rd7 21. c4 b4 22. Red1 Rad8
23. Rxd7 Rxd7 {Hug,W (2445)-Lenic,L (2463) Gothenburg 2005 1/2-1/2 (32)}) 9...
O-O 10. Qe2 b6 11. e5 Bb7 12. Rad1 Qc7 13. Nc4 Rd8 14. Rfe1 Nd7 15. exd6 Bxd6
16. Nxd6 Qxd6 17. dxc5 Qxc5 18. Be4 Bxe4 19. Qxe4 Nf6 20. Qe5 Qc6 21. Rd4 Rxd4
22. Qxd4 Qb5 23. c4 Qa4 24. a3 Rc8 25. Rc1 Nd5 26. h3 a5 27. c5 Qb5 28. a4 Qb4
29. c6 Qd6 30. Qc4 Ne7 31. Qd4 Qxd4 32. Nxd4 e5 33. Nb5 Rxc6 34. Rd1 f6 35. Rd7
Kf7 36. Rb7 f5 37. Na7 Rc5 38. b3 Rc1+ 39. Kh2 Rc2 40. Kg1 Rc1+ 41. Kh2 Rc2 42.
Kg1 e4 43. Rxb6 Rc1+ 44. Kh2 f4 45. Nb5 Nf5 46. Nd6+ Nxd6 47. Rxd6 e3 48. fxe3
fxe3 49. Rd7+ Kf6 50. Rd6+ Kf5 51. g4+ Kf4 52. Rd4+ Kf3 53. Rd3 Ke4 0-1

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "El Debs, Felipe de Cresce"]
[Black "Galati, Mario Augusto"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2351"]
[BlackElo "2195"]
[PlyCount "107"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. O-O Be7 6. b3 O-O 7. Nbd2 b6 8. Bb2
Ba6 9. c4 Nbd7 10. Qe2 Bb7 11. Rfd1 Qc7 ({RR} 11... Rc8 12. Rac1 Rc7 13. Ne5
Qa8 14. Nxd7 Rxd7 15. Nf3 Rfd8 16. dxc5 Bxc5 17. cxd5 Rxd5 18. Bc4 Rxd1+ 19.
Rxd1 Rxd1+ 20. Qxd1 h6 21. Bf1 Bd5 22. Ne5 Qb8 23. Nc4 Qc7 24. Bxf6 gxf6 25.
Qg4+ Kh7 26. Bd3+ {Grischuk,A (2732)-Abdusattorov,N (2716) Kolkata IND 2023 1/
2-1/2 (54)}) 12. Rac1 Rac8 13. cxd5 ({RR} 13. Ne5 Qb8 14. f4 Rfd8 15. Ndf3 Ne4
16. Nxd7 Rxd7 17. Ne5 Rdd8 18. Bxe4 dxe4 19. dxc5 Bxc5 20. b4 Bf8 21. Qh5 Qc7
22. Ng4 Rxd1+ 23. Rxd1 f5 24. Ne5 Bc6 25. a3 Be8 26. Qe2 Rd8 27. Rxd8 Qxd8 {
Czechowski,J (1993)-Perez Rodriguez,J (2242) Katowice POL 2023 1-0 (49)}) 13...
Nxd5 14. Ba3 $146 ({RR} 14. dxc5 bxc5 15. Nc4 Rfd8 16. Nfe5 Bf6 17. Bxh7+ Kxh7
18. Qh5+ Kg8 19. Qxf7+ Kh7 20. Qh5+ Kg8 21. Nf7 Bxb2 22. Ncd6 Qxd6 23. Nxd6
Bxc1 24. Qf7+ Kh7 25. Nxb7 Rf8 26. Qxd7 Bb2 27. Qxe6 Nf6 28. Qf5+ Kg8 {Werner,
D (2358)-Gretarsson,H (2156) Budapest 2007 1-0}) ({RR} 14. a3 Qb8 15. Bb5 Bc6
16. Ba6 Bb7 17. Bb5 Bc6 18. Ba6 Bb7 {1/2-1/2 (18) Lojko,A (2273)-Sokolov,V 
(2020) Moscow 2017}) 14... Qb8 15. Ne4 cxd4 16. Bxe7 Nxe7 17. Nxd4 Ne5 18. Bb1
N5g6 19. Rxc8 Bxc8 20. Qh5 Qe5 21. Qxe5 Nxe5 22. Nb5 N5c6 23. h3 h6 24. Ned6
Rd8 25. Rc1 a6 26. Nxc8 Rxc8 27. Nd6 Rd8 28. Ne4 f5 29. Nc3 b5 30. a3 Kf7 31.
Kf1 Na5 32. b4 Nb3 33. Rc2 Nd2+ 34. Ke2 Nxb1 35. Nxb1 Rd6 36. Nd2 Nd5 37. Nb3
Nb6 38. Rc7+ Kf6 39. Na5 Nd5 40. Rc6 Rxc6 41. Nxc6 e5 42. Kd3 Nc7 43. f4 exf4
44. exf4 Ke6 45. Kd4 Kd6 46. Nd8 Na8 47. Nb7+ Kc6 48. Nc5 Nb6 49. Nd3 Nc4 50.
a4 Nb6 51. a5 Nd7 52. Nc5 Nf6 53. Ke5 Nd5 54. Nd3 1-0

[Event "BRA-ch 71st"]
[Site "Sao Paulo"]
[Date "2005.02.20"]
[Round "9"]
[White "Matsuura, Everaldo"]
[Black "Limp, Eduardo Thelio"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2462"]
[BlackElo "2445"]
[PlyCount "100"]
[EventDate "2005.02.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6
exd6 9. Nxd4 Be7 10. O-O O-O 11. Bf4 ({RR} 11. Be3 Nxd4 12. Bxd4 Bf5 13. Qf3
Qd7 14. Qg3 Bg6 15. Re1 Rfe8 16. Nd2 d5 17. Nf3 Bd6 18. Qh4 Nc4 19. Bxc4 dxc4
20. Rad1 Qc6 21. h3 Bc7 22. Be5 Bxe5 23. Nxe5 Qa4 24. Qxc4 Qc2 25. Rd7 Re6 {
Willy,S (2072)-Senthilkumar,P (1854) chess.com INT 2023 0-1 (37)}) 11... Nxd4 (
{RR} 11... d5 12. Re1 a6 13. Qd3 Bf6 14. Nd2 Nxd4 15. cxd4 Be6 16. Rac1 Rc8 17.
Rxc8 Qxc8 18. Be5 Bxe5 19. dxe5 Nc4 20. Qd4 Qc7 21. Nf3 Qa5 22. Rd1 h6 23. h3
Rc8 24. Ne1 Qc5 25. Qxc5 Rxc5 26. Nd3 {Madeira,W (2274)-Limp,E (2447) Sao
Paulo 2005 1/2-1/2 (40)}) 12. Qxd4 d5 13. Nd2 $146 ({RR} 13. Re1 Bf6 14. Be5
Re8 15. Nd2 Rxe5 16. Rxe5 Be6 17. Qf4 Bxe5 18. Qxe5 Nc4 19. Bxc4 dxc4 20. Qe3
Qa5 21. Nf3 Re8 22. Nd4 Bd7 23. Qd2 h6 24. a3 Qb6 25. Rd1 Re7 26. Qc1 Ba4 27.
Rd2 Qg6 {Batista,G (2234)-Limp,E (2420) Brasilia 2000 1-0 (31)}) 13... Be6 14.
Rad1 Bf6 15. Be5 Bxe5 16. Qxe5 a5 17. a3 a4 18. Ba2 Ra5 19. Nf3 Bg4 20. Qf4
Bxf3 21. Qxf3 Rb5 22. Qe2 Qe8 23. Rfe1 Qc6 24. Rd4 g6 25. h4 Nc4 26. Bxc4 dxc4
27. Rxc4 Rxb2 28. Rxc6 Rxe2 29. Rxe2 bxc6 30. Re4 Ra8 31. Kf1 f5 32. Rb4 Kf7
33. Rb7+ Ke6 34. Rxh7 Kd5 35. Rg7 Kc4 36. Rxg6 c5 37. Rg3 Rh8 38. Rh3 Rh5 39.
Ke2 Kb3 40. c4+ Kxc4 41. Kf3 Kd4 42. g4 fxg4+ 43. Kxg4 Rh8 44. h5 c4 45. h6 c3
46. Kg5 c2 47. Rh1 Kc3 48. Kg6 Kb2 49. Kg7 Rb8 50. h7 c1=Q 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "1"]
[White "Chemin, Vitorio"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "D13"]
[PlyCount "61"]
[EventDate "2005.??.??"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. e3 Bg4 7. Qb3 Rb8 ({RR
} 7... Bc8 8. Ne5 e6 9. f4 Be7 10. Bd3 O-O 11. O-O Nb4 12. Be2 Bd7 13. Bd2 a5
14. a3 Nc6 15. Nxd7 Qxd7 16. Rfc1 Bd6 17. Bd3 h6 18. Na4 Qe7 19. Nc5 Ra7 20.
Qa4 g5 21. fxg5 hxg5 22. e4 {Leitao,R (2618)-Potkin,V (2594) Fufeng 2017 0-1 
(37)}) ({RR} 7... Qb6 8. Nxd5 Nxd5 9. Qxd5 e6 10. Qb5 Bxf3 11. gxf3 Bb4+ 12.
Bd2 Bxd2+ 13. Kxd2 Qc7 14. Rc1 O-O 15. Bd3 Rad8 16. Rhg1 Rd5 17. Qb3 Qxh2 18.
Ke2 Qc7 19. Be4 Rh5 20. Rh1 Rxh1 21. Rxh1 g6 22. f4 {Federzoni,E (2175)-Kozin,
Y (2251) chess.com INT 2023 1-0 (56)}) 8. Ne5 e6 9. f3 $146 ({RR} 9. Bb5 Rc8
10. Qa4 Qb6 11. Bd2 a6 12. Bd3 Bd6 13. Nxg4 Nxg4 14. h3 Nf6 15. Ke2 O-O 16. a3
e5 17. dxe5 Nxe5 18. Bf5 Rc4 19. Qc2 Re8 20. Rhe1 d4 21. exd4 Nd3+ 22. Be3 Nxe1
23. Rxe1 Qxd4 {Djellouli,H (1980)-Crepeaux,J (1800) Champagne Ardenne 2001 1-0
(40)}) ({RR} 9. Bb5 Qc7 10. Nxc6 bxc6 11. Bxc6+ Kd8 12. Bb5 a6 13. Bd2 axb5 14.
Nxb5 Qb6 15. a4 Ne4 16. Bb4 Bxb4+ 17. Qxb4 Bf5 18. O-O Kd7 19. Rfc1 Rhc8 20.
Rxc8 Rxc8 21. a5 Qa6 22. f3 Nd6 23. Nc3 Bd3 {Pham,L (2304)-Bensdorp,M (2303)
Beijing 2008 1-0 (48)}) 9... Bh5 10. g4 Bg6 11. h4 h5 12. g5 Nxe5 13. gxf6
Nxf3+ 14. Kf2 Qxf6 15. Bb5+ Ke7 16. Ke2 Nxh4 17. Qxd5 exd5 18. Nxd5+ Ke6 19.
Nxf6 Nf5 20. Nd7 Bd6 21. Rg1 Rbc8 22. Ne5 Bxe5 23. dxe5 Rc2+ 24. Kf3 Rd8 25. b3
Kxe5 26. Ba3 Rdd2 27. Raf1 Rc3 28. Rf2 Nd4+ 29. Kg2 Be4+ 30. Kh3 Rxe3+ 31. Rg3
0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Disconzi, Rodrigo"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "81"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O Nc6 8.
Kh1 d6 9. f4 Bd7 10. Be3 Be7 11. Qe1 O-O 12. Qg3 Nxd4 13. Bxd4 Bc6 14. Bd3 e5 (
{RR} 14... Rad8 15. e5 dxe5 16. Bxe5 Qa5 17. Rae1 Nh5 18. Qh3 g6 19. Re3 f5 20.
Bc4 Ng7 21. Qh6 Bf6 22. Bxf6 Rxf6 23. Qh4 Kf7 24. Qxh7 Rd2 25. Rg3 Rxc2 26. Be2
Rxb2 27. h4 Rc2 28. h5 Rxc3 29. Bf3 {Harikrishna,P (2717)-Hansen,E (2613)
chess24.com INT 2022 1-0 (33)}) ({RR} 14... g6 15. f5 e5 16. Be3 d5 17. exd5
Nxd5 18. Nxd5 Bxd5 19. f6 Bc5 20. Bh6 Rfe8 21. h4 Rac8 22. h5 e4 23. Qxc7 Rxc7
24. Be2 Rc6 25. hxg6 hxg6 26. Bg7 Bf8 27. Bxf8 Kxf8 28. Rad1 Be6 29. c3 {
Heinemann,J (2343)-Huerter,H (2264) chess.com INT 2023 1/2-1/2 (48)}) 15. fxe5
Nh5 16. Qf3 $146 ({RR} 16. Qe3 dxe5 17. Bb6 Qd6 18. Rad1 Qg6 19. Bc4 Kh8 20.
Bd5 Nf4 21. Qg3 Qxg3 22. hxg3 Nxd5 23. Nxd5 Bf6 24. c4 Rac8 25. b3 Kg8 26. Rf5
Rfe8 27. a4 Re6 28. a5 Be7 29. Kg1 g6 30. Rf3 Bg5 {Timman,J-Langeweg,K Wijk
aan Zee 1975 1-0 (41)}) ({RR} 16. Qg4 dxe5 17. Qxh5 exd4 18. Nd5 Bxd5 19. exd5
g6 20. Qg4 Bd6 21. Rf3 Rae8 22. Raf1 Re3 23. Qxd4 Rxf3 24. gxf3 Re8 25. f4 Bc5
26. Qf6 Qd7 27. Qg5 Re3 28. Qg2 f5 29. d6 Kg7 30. Qd5 Bb6 {Scholzen,W (2059)
-Nedic,D (2352) Hamburg 2010 1/2-1/2 (34)}) 16... dxe5 17. Be3 Nf4 18. Bc4 b5
19. Bb3 b4 20. Nd5 Nxd5 21. exd5 Bb5 22. Rfd1 Bd6 23. c4 bxc3 24. Rac1 e4 25.
Qxe4 Rae8 26. Qf3 Qe7 27. Rxc3 Bb4 28. Bd4 Bxc3 29. bxc3 Qh4 30. g3 Be2 31.
Qxe2 Qxd4 32. Qf3 Qc5 33. Rd4 Rd8 34. Kg2 Rd6 35. Re4 Rxd5 36. Bxd5 Qxd5 37. a4
g6 38. Rd4 Qa2+ 39. Kh3 Qe6+ 40. Kg2 Rc8 41. Qd3 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "1"]
[White "Lima, Darcy Gustavo"]
[Black "Santos, Marcus Vinicius"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "121"]
[EventDate "2005.??.??"]

1. e4 {Lukacs,P} e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Nxe4 5. Nxe4 d5 6. Nc3 d4 7.
Bg2 dxc3 8. bxc3 Bc5 9. O-O O-O 10. d3 ({RR} 10. Re1 h6 ({RR} 10... Re8 11. d3
({RR} 11. d4 exd4 12. Rxe8+ Qxe8 13. cxd4 Bb6 14. c4 ({RR} 14. Qd3 Bg4 15. c3 (
{RR} 15. Bb2 Bxf3 16. Bxf3 Rd8) ({RR} 15. Ng5 Qe1+ 16. Bf1 g6 17. Bb2 Qe7 18.
h4 ({RR} 18. Ne4 Nb4) ({RR} 18. Nf3 Nb4) 18... h6 19. Ne4 Nb4 20. Ba3 ({RR} 20.
Qb3 Qxe4 21. Qxb4 c5) 20... Bf5 21. Bxb4 Qxb4 22. c3 ({RR} 22. Rd1 Rd8 23. c3
Bxe4) 22... Bxe4 23. cxb4 Bxd3 24. Bxd3 Rd8 25. Rd1 Rxd4) 15... Qd7 16. Bf4 Re8
17. Re1 Rxe1+ 18. Nxe1 Qe6 19. Qd2 Na5 20. Nf3 Nc4 21. Qc1 f6 22. Nd2 c6) ({RR
} 14. c3 Bg4 15. Be3 Rd8 16. Qc2 Qd7 17. Re1) 14... Bg4 15. c5 ({RR} 15. Bb2 {
RR} Rd8 16. d5 Ne5 17. Qb3 Nxf3+ 18. Bxf3 Bxf3 19. Qxf3 Bc5) 15... Ba5 ({RR} 
15... Rd8 16. cxb6 ({RR} 16. Bg5 Rxd4 17. Qc1 ({RR} 17. Nxd4 Bxd1 18. Rxd1 Qd7)
({RR} 17. Qc2 Bxf3 18. Bxf3 Ba5 19. Rb1 Rb4) 17... Bxf3 18. Bxf3 Ba5 19. Be3
Rd8 20. Kg2 Qe6) 16... Nxd4 17. Qxd4 Rxd4 18. Nxd4 Qe1+ ({RR} 18... axb6 19.
Be3) 19. Bf1 axb6 20. Nb3) 16. Bb2 ({RR} 16. Be3 Rd8 17. Qa4 Bc3 18. Rc1 Bxf3
19. Bxf3 Nxd4 ({RR} 19... Bxd4 20. Bxc6 Qxc6) 20. Qxe8+ Rxe8 21. Bd1 Rxe3 22.
fxe3 Bd2 23. Rc4 Bxe3+ 24. Kg2 Ne6 25. c6 bxc6) 16... Rd8 17. d5 Ne5 18. Bxe5 (
{RR} 18. Qb3 Nxf3+ 19. Bxf3 Bxf3 20. Qxf3 Qb5 21. Ba3 Re8) 18... Bxf3 19. Bxf3
Qxe5 20. Rb1 b6 21. c6 Re8 ({RR} 21... Bc3 22. Rb3 Re8 ({RR} 22... Bd4 23. Rb4
Bc5 24. Re4 Qf6 25. Qe2)) 22. Qd3 ({RR} 22. Rc1 Bb4) 22... Bb4) 11... Bg4 12.
h3 Bh5 13. g4 Bg6 14. Ng5 Bb6 15. Rb1 ({RR} 15. Ne4 Qd7 ({RR} 15... h6 {RR} 16.
Qf3 Ba5 17. Rb1 Bxe4 18. Rxe4 Bxc3 19. Rc4 ({RR} 19. Rxb7 Nd4 20. Qd1 Rb8)
19... Bd4 ({RR} 19... Nd4 20. Qxb7 Rb8 21. Qxb8 Qxb8 22. Rxb8 Rxb8 23. Be3) 20.
Rxb7 e4 21. Qf5 ({RR} 21. Qg3 Be5 22. Bf4 Nd4) 21... Re5 ({RR} 21... g6 22. Qf4
g5 23. Qxc7 Qf6 24. Be3 Bxe3 25. fxe3 Rac8 26. Qg3) 22. Qf4 g5 23. Qg3 Na5 24.
Rxd4 Qxd4 25. Bb2 Qc5)) 15... h6 ({RR} 15... Qf6 16. Qf3 Qxf3 17. Bxf3 Rad8 18.
Kg2 f6 19. Bxc6 bxc6 20. Ne4 h5 21. f3 hxg4 22. hxg4 Rb8 23. Rb3 Kf7 24. Ba3 ({
RR} 24. c4 Bxe4)) 16. Ne4 Ne7 17. c4 c6 18. Ba3 Bxe4 19. Rxe4 Rb8 20. Rxe5
Bxf2+ 21. Kh1 Bg3 22. Re4) 11. d3 ({RR} 11. Rb1 Bb6 12. Ba3 Re8 13. d4 Bg4 ({RR
} 13... exd4 14. Rxe8+ ({RR} 14. cxd4 Bg4) 14... Qxe8 15. cxd4 Bg4 16. c3 Qd7)
14. d5 Na5 15. Qd3 ({RR} 15. h3 Nc4) 15... Qf6 16. Rb4 Bf5 17. Qe2 e4 18. Nd4 (
{RR} 18. Nh4 Bh7 19. Ra4 e3) 18... c5) ({RR} 11. Bb2 Bg4)) ({RR} 10. Rb1 Bg4)
10... Qf6 ({RR} 10... f6 11. Be3 Bb6 12. Nd2 Be6 ({RR} 12... Qe7 13. Nb3 Be6
14. c4 a5 ({RR} 14... f5) 15. Bxb6 cxb6 16. Nd2 Rfd8 17. Rb1 Qc7 18. Re1 Bf7
19. Rb2 f5 20. Qb1 e4 21. Rxb6 Rab8 22. Rb5 Nd4 23. Rb2 Bh5 24. Bf1 exd3 25.
cxd3 b6 26. Bg2 f4 27. Ne4)) ({RR} 10... Bb6 11. Re1 ({RR} 11. Qe2 Re8 12. Bb2
Bg4 13. h3 Bh5 14. g4 Bg6 15. Nd2 Qh4 16. Nc4 h5 17. a4 hxg4 18. Qxg4 Qxg4 19.
hxg4 Na5 20. Ne3 Bxe3 21. fxe3 e4)) ({RR} 10... Bg4 11. h3 ({RR} 11. Qe1 Re8
12. Ng5 ({RR} 12. Qe4 Qd7 13. Ng5 Bf5 14. Qd5 Qxd5 15. Bxd5 Bg6 16. Be3 Bb6 17.
Bg2 h6 18. Ne4 f5 19. Nd2 Bf7) 12... Bf5 13. Rb1 Bb6 14. Rb5 a6 15. Rb2 Rb8)
11... Bh5 12. Qe1 ({RR} 12. g4 Bg6 13. Ng5 Qd7 14. h4 f6 15. Ne4 Bb6 16. Ba3
Rfd8) 12... Re8 13. Qe4 ({RR} 13. Ng5) 13... Qe7 14. Ng5 Bg6 15. Qc4 Kh8 16.
Ne4 Bb6 17. a4 Na5 18. Qb4 c5 19. Qb5 f5 20. Nd2 Qf7) ({RR} 10... Bb6 11. a4
Re8 12. Ng5 h6 13. Ne4 f5 14. Nd2 Be6 15. Re1 Bd5 16. Qh5 Bxg2 {1/2-1/2 (15)
Pranav,V (2608)-Kravtsiv,M (2598) chess.com INT 2023}) ({RR} 10... Be6 11. Rb1
Rb8 12. c4 f6 13. Be3 Qe7 14. Nd2 Bxe3 15. fxe3 Qc5 16. Qe2 Qa5 17. Nb3 Qa3 18.
d4 exd4 19. exd4 Rfe8 20. d5 Bf7 21. Qd2 Ne5 22. c5 b6 23. Qd4 Rbd8 24. c4 Qa4
25. Nd2 {Andreikin,D (2729)-Cattaneo,M (2251) chess.com INT 2023 1-0 (35)}) 11.
Be3 ({RR} 11. Re1 h6 ({RR} 11... Bg4 12. h3 ({RR} 12. Qe2) 12... Bh5 13. Rb1 ({
RR} 13. Qe2) 13... Bb6 14. Qe2 Rfe8 15. Qe4 Bg6 16. Qh4 Qe6 17. c4 e4) 12. Be3
({RR} 12. Bb2 Bg4 13. h3 Bh5 14. Qe2 Rae8 15. g4 Bg6 16. Nd2 Qh4 17. a4 f5 18.
Ba3 Bxa3 19. Rxa3 e4) ({RR} 12. Rb1 Bb6 13. Qe2 ({RR} 13. h3 Be6 14. c4 Rad8
15. Qe2 Ba5 16. Bd2 Bxd2 17. Nxd2 Nd4 18. Qd1 b6 19. c3 Nf5 20. Qe2) 13... Bd7
14. Nd2 Rfe8 15. Ne4 Qg6 16. Ba3 Bg4 17. Qd2 Rad8 18. Nc5 Bc8 19. Na4 Be6)
12... Bb6 13. Nd2) ({RR} 11. Qe2 h6 12. Rb1 Bb6 13. h3 Be6 14. c4 Rfe8 15. Bb2
Qg6 16. Nd2 Rad8 17. Kh2 Bc8 18. Nb3 Nd4 19. Bxd4 exd4 20. Qd2 Qd6 21. Rfe1 c6)
11... Bxe3 $146 ({RR} 11... Bb6 12. Nd2 Qg6 ({RR} 12... Rd8 13. Re1 Bf5) 13.
Nc4 f5 ({RR} 13... Re8 14. Re1 Bg4 15. Qd2 Qh5) ({RR} 13... Bg4 14. Qd2 Rfe8)
14. f4 ({RR} 14. Re1 f4 15. Bxb6 axb6 16. Bxc6 Qxc6 17. Rxe5 ({RR} 17. Nxe5
Qxc3) 17... Bh3) 14... exf4 ({RR} 14... Bxe3+ 15. Nxe3 exf4 16. Rxf4 Qd6) 15.
Nxb6 axb6 16. Bxf4 Qf7 ({RR} 16... Rf7 17. Re1 Be6 18. c4) 17. Re1 b5 ({RR} 
17... Be6 18. Bxc7) ({RR} 17... Nd8 18. c4 Ne6 19. Be5) 18. Qb1 Ra5 ({RR} 18...
Kh8 19. Qxb5 Rxa2 20. Rxa2 Qxa2 21. Bxc7 ({RR} 21. Qc5) 21... Qxc2 22. Qc5) 19.
Qb3 Qxb3 20. cxb3 Bd7 21. Bxc7 Ra6 22. d4 Kf7 23. d5 Ne7 24. d6 Nc6 25. Bf1 Ra3
26. Bxb5 {Van Mil,J (2421)-Mikhalevski,A (2438) Tel Aviv 2001 CBM 082 [Lukacs,
P] 1-0 (38)}) ({RR} 11... Bb6 12. Nd2 Qg6 13. Nc4 Bg4 14. Qd2 Qh5 15. a4 Bh3
16. a5 Bxg2 17. Kxg2 Bxe3 {1/2-1/2 (16) Bitensky,I (2370)-Khmelniker,I (2225)
Tel Aviv 2002}) 12. fxe3 Qh6 13. e4 Bg4 14. Qd2 Bxf3 15. Qxh6 gxh6 16. Rxf3 Kg7
17. Rb1 b6 18. Kf2 Ne7 19. Ke3 c5 20. Bh3 Rad8 21. c4 Rd6 22. c3 Rfd8 23. Bf1
Nc6 24. Be2 f6 25. a4 R8d7 26. Rf5 Rd8 27. Rh5 R8d7 28. Rf5 Ne7 29. Rf2 Nc6 30.
Bf1 Na5 31. Rf5 Nc6 32. Rb5 Ne7 33. Rf3 Nc6 34. Ke2 Na5 35. Bh3 Rd8 36. Bg4 Nc6
37. Kd2 Na5 38. Kc2 Kg6 39. Rb1 Nc6 40. Bf5+ Kg7 41. Rbf1 Na5 42. Bg4 Nc6 43.
Re3 Na5 44. Be2 R8d7 45. Rf5 Nc6 46. Rh5 Na5 47. Bg4 Rd8 48. Bf5 a6 49. g4 b5
50. axb5 axb5 51. cxb5 c4 52. d4 exd4 53. Reh3 dxc3 54. Rxh6 Rd2+ 55. Kxc3
R8d3+ 56. Kb4 Ra2 57. Rxh7+ Kf8 58. Rxd3 cxd3 59. Rd7 d2 60. Be6 Ke8 61. Rd3
1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "1"]
[White "Mekhitarian, Krikor"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "C99"]
[PlyCount "197"]
[EventDate "2005.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bb7 14. d5 Rac8 15.
Bd3 Nd7 16. Nf1 f5 17. Ne3 f4 18. Nf5 Bd8 19. b3 g6 20. Nh6+ Kg7 21. Ng4 h5 22.
Ngh2 g5 $146 ({RR} 22... Qc5 23. Qe2 Qb6 24. Bd2 b4 25. Reb1 Nc5 26. Bc2 Na4
27. bxa4 Rxc2 28. Ne1 Rc8 29. Nhf3 Qa7 30. Rc1 b3 31. Bb4 Qb6 32. Nd3 Re8 33.
Rab1 Kg8 34. Qb2 bxa2 35. Qxa2 Rxc1+ 36. Rxc1 Bf6 37. Qb2 {Maslakkostia (2451)
-The Chessmachine (2464) playchess.com INT 2006 1-0 (47)}) ({RR} 22... Qb6 23.
Bd2 Rf7 24. Bb4 Rb8 25. Qd2 Bc8 26. Rac1 Nf8 27. Qb2 Bd7 28. Nxe5 dxe5 29. Bxa5
Qf6 30. Bc7 Bxc7 31. Rxc7 g5 32. Be2 Kh6 33. Rec1 Qg7 34. Qd2 Nh7 35. Nf3 g4
36. Rxd7 gxf3 37. Rd6+ {Robson,R (2368)-Panchanathan,M (2500) Richardson 2007
1-0 (47)}) 23. Ba3 Qb6 24. Bb4 Nc5 25. Qd2 Nxd3 26. Qxd3 Ba8 27. Rec1 Bf6 28.
Rxc8 Rxc8 29. a4 Nb7 30. axb5 axb5 31. Nd2 Nc5 32. Qe2 Kg6 33. h4 Na6 34. hxg5
Bxg5 35. Ba5 Qd4 36. Rd1 Qc5 37. Nhf3 Bf6 38. b4 Nxb4 39. Rb1 Nc2 40. Qxb5 Qxb5
41. Rxb5 Nd4 42. Rb6 Rc5 43. Bb4 Rc1+ 44. Kh2 Nxf3+ 45. Nxf3 Bxd5 46. exd5 e4
47. Bxd6 Kf5 48. Bxf4 Rd1 49. Rxf6+ Kxf6 50. Nd2 Kf5 51. Be3 Ke5 52. d6 Kxd6
53. Nxe4+ Ke5 54. Nd2 Kf5 55. Kg3 Rh1 56. Nf3 Ke4 57. Ng5+ Kf5 58. Nh3 Kg6 59.
Kf3 Kf5 60. Nf4 h4 61. Ne2 Rb1 62. Nd4+ Kg6 63. Bf4 Kh5 64. Nf5 Rb3+ 65. Be3
Rb1 66. Ng7+ Kg6 67. Ne6 Kf5 68. Ng5 Ra1 69. Nh3 Rb1 70. g4+ hxg3 71. fxg3 Rf1+
72. Bf2 Rb1 73. g4+ Kf6 74. Be3 Kg6 75. Nf4+ Kf6 76. Ng2 Rf1+ 77. Kg3 Rb1 78.
Nh4 Rb3 79. Kf3 Ra3 80. Ng2 Ra5 81. Kg3 Kg6 82. Kh4 Rb5 83. Nf4+ Kf6 84. Bd4+
Kf7 85. g5 Rb4 86. Ne2 Kg6 87. Kg4 Ra4 88. Nf4+ Kf7 89. Be5 Rb4 90. Kf5 Rb1 91.
g6+ Kg8 92. Nd5 Rf1+ 93. Ke6 Rg1 94. Ne7+ Kf8 95. Kf6 Rf1+ 96. Nf5 Kg8 97. Bd4
Kf8 98. Kg5 Rh1 99. g7+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "1"]
[White "Milos Jr, Gilberto"]
[Black "Assumpcao, Roberto"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "75"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4
Qc7 9. Kh1 O-O 10. a4 Nc6 11. Be3 Bd7 12. Nb3 Na5 13. e5 Ne8 14. Nxa5 Qxa5 15.
Qd2 Rc8 16. Bf3 Qc7 17. a5 Bc6 18. Bb6 Qb8 19. f5 $146 ({RR} 19. Bd4 g6 20.
Rad1 Rd8 21. Qe2 Ng7 22. Bxc6 bxc6 23. Bb6 Rc8 24. exd6 Bxd6 25. Ne4 Be7 26.
Rd7 Rfe8 27. Qxa6 f5 28. Rb7 Qa8 29. Qxa8 Rxa8 30. Nd2 Bf6 31. Nc4 e5 32. fxe5
Bd8 33. Ra1 Bxb6 {Gurevich,I (2475)-Pelts,R (2430) Chicago 1992 1-0 (36)}) ({RR
} 19. Qe3) 19... exf5 20. Nd5 Bxd5 21. Qxd5 dxe5 22. Qxb7 Qxb7 23. Bxb7 Rxc2
24. Rab1 Nd6 25. Bxa6 Ra8 26. Bd3 Rd2 27. Rfd1 Rxd1+ 28. Rxd1 g6 29. a6 Nc8 30.
Be3 f4 31. Bg1 Kf8 32. Ra1 f5 33. Bc4 Rb8 34. Be6 e4 35. Bd4 e3 36. Be5 Bd6 37.
a7 Ra8 38. Bxd6+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "1"]
[White "di Berardino, Diego"]
[Black "Cavalcanti, Francisco"]
[Result "0-1"]
[ECO "C16"]
[PlyCount "60"]
[EventDate "2005.??.??"]

1. e4 {Stockfish 16} e6 2. d4 d5 3. Nc3 Bb4 ({RR} 3... Nf6 4. e5 Nfd7 5. f4 c5
6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4) 4. e5 b6 ({RR} 4... c5 5. a3 Bxc3+ 6. bxc3 Qa5
7. Bd2 Qa4 8. Qb1 Qd7 9. Bb5) 5. Nf3 Qd7 6. Bd2 Ba6 7. Bxa6 Nxa6 8. Ne2 Bxd2+ (
{RR} 8... Bf8 9. O-O c5 ({RR} 9... c5 10. c3 Ne7 11. Nf4 Nb8 12. Rc1 ({RR} 12.
Nh5 Ng8 13. b4 ({RR} 13. c4) 13... g6 14. Nf6+ Nxf6 15. exf6 Nc6 ({RR} 15... c4
) 16. bxc5 bxc5 17. Ne5 ({RR} 17. Rb1) 17... Nxe5 18. dxe5 h6 ({RR} 18... c4)
19. Rb1 ({RR} 19. c4) 19... h5 ({RR} 19... c4) 20. Qe2 ({RR} 20. c4) 20... Bh6
({RR} 20... c4) 21. Bxh6 Rxh6 22. Qa6 Kf8 23. Rb7 Qc8 24. Qd6+) 12... c4 13. b3
Nbc6 14. Nh5 h6 15. Be3 Na5 16. Nd2 O-O-O 17. g4 ({RR} 17. Qf3) 17... g6 18.
Ng3 Kb8 19. Qe2 Rc8 20. f4 ({RR} 20. b4 Nb7 21. h4) 20... h5 21. b4 Nac6 22.
gxh5 gxh5 23. Nxh5 Nf5 24. Ng3) ({RR} 9... Ne7 10. Re1 c5 11. Nf4 Nb8 12. dxc5
bxc5 13. c4 d4 14. Nd3 Nec6 15. Ng5 a5 16. Re4) 10. c3 Ne7 11. Nf4 Nb8 12. Rc1
c4 13. b3 Nbc6 14. Nh5 h6 15. Be3 Na5 16. Nd2 O-O-O 17. g4 g6 18. Ng3 Kb8 19.
Qe2 Rc8 20. f4 h5 21. b4 Nac6 22. gxh5 gxh5 23. Nxh5 {Mecking,H (2630)
-Andersson,U (2545) Wijk aan Zee 1978 0-1 (44)}) ({RR} 8... Bf8 9. O-O h5 10.
Bg5 ({RR} 10. Nf4 h4 ({RR} 10... c6 11. Qe2 Nc7) 11. Qe2 Nb8 12. c4 dxc4 ({RR} 
12... Ne7 13. Rfc1 dxc4 14. Rxc4 c6) 13. d5 exd5 14. e6 fxe6 15. Nxe6 Qe7 16.
Nxc7+ Kd7 17. Qxe7+ Nxe7 18. Nxa8 Na6 19. Rfe1 Nc5 20. Bg5 Ne4 21. Bxe7 Bxe7
22. Ne5+ Ke6 23. Ng6 Rxa8 24. Nxe7 Kxe7) 10... Nb8 ({RR} 10... c6 11. a4 Be7)
11. c4 dxc4 12. Qc2 Ne7 13. Qxc4 Nd5 14. Nc3 Nxc3 15. Qxc3 Be7 ({RR} 15... Nc6)
16. d5 O-O 17. dxe6 ({RR} 17. h4) ({RR} 17. Bxe7) 17... Qxe6 18. Qxc7 Bc5 19.
Be3 Bxe3 20. fxe3 Na6 21. Qc2 Rac8 22. Qe2 Qc4 23. Qf2 {Van Riemsdijk,H (2375)
-Camara,H (2325) Natal 2024 [Stockfish 16] 1-0 (39)}) 9. Qxd2 Ne7 10. O-O c5
11. c3 $146 ({RR} 11. Rac1 O-O 12. Nf4 cxd4 13. Nxd4 Nc5 14. Nh5 Ng6 15. Qe3
Qe7 16. g3 Rfe8 17. c4 dxc4 18. Rxc4 Rac8 19. f4 Qd7 20. Rc2 Red8 21. Rd2 Qd5
22. Rfd1 Qe4 23. Qa3 Qb7 24. Qe3 Qe4 25. Kf2 Ne7 {Migl,D-Beutelhoff,J
Boeblingen 1988 1-0 (54)}) ({RR} 11. Nf4 g6 12. Qe2 c4 13. b3 Rc8 14. Nd2 c3
15. Nf3 Nb4 16. a3 Nbc6 17. b4 Nf5 18. Qd3 h5 19. Ne2 Qe7 20. Qxc3 Rc7 21. Qd2
g5 22. c3 g4 23. Ne1 h4 24. Nd3 Kd7 25. Qf4 Rg8 {King,D (2470)-Matveeva,S 
(2380) Frunze 1987 1-0 (41)}) 11... cxd4 12. cxd4 Rc8 13. Nf4 O-O 14. Nh5 Kh8
15. h4 Ng6 16. Rac1 Qe7 17. g3 Nb4 18. a3 Nc6 19. Qd3 Na5 20. Nd2 Qd7 21. Qa6
Nc4 22. Nxc4 dxc4 23. Rxc4 Rxc4 24. Qxc4 Rc8 25. Qb4 Qd5 26. Qa4 b5 27. Qxa7
Qf3 28. Qd7 Rg8 29. Nxg7 Kxg7 30. Rc1 Nxh4 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "2"]
[White "Assumpcao, Roberto"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "A04"]
[PlyCount "202"]
[EventDate "2005.??.??"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. d3 e5 6. e4 Nge7 7. Nbd2 O-O 8. Nc4
d6 9. a4 ({RR} 9. Re1 b5 10. Ne3 a6 11. a4 Bb7 12. Ng4 h5 13. Nh6+ Kh8 14. g4
hxg4 15. Nxg4 f5 16. Ng5 Qd7 17. Qf3 fxg4 18. Qg3 Bh6 19. Qh4 Kg7 20. axb5 axb5
21. Rxa8 Bxa8 22. Ne6+ Qxe6 23. Bxh6+ Kg8 {Belenkaya,D (2322)-Nazari,A (2367)
chess.com INT 2023 0-1 (47)}) 9... Rb8 10. Nh4 $146 ({RR} 10. c3 b6 11. h4 d5
12. exd5 Nxd5 13. Re1 Re8 14. Ng5 Bb7 15. Ne4 Re6 16. Bg5 f6 17. Bd2 Nc7 18.
Qb3 h6 19. Ned6 Na5 20. Nxb7 Nxb3 21. Nxd8 Rxd8 22. Rad1 Nxd2 23. Rxd2 h5 24.
Bh3 Ree8 {Aslan,C (1760)-Patel,Y (1882) Kocaeli 2014 0-1 (69)}) 10... d5 11.
exd5 Nxd5 12. Re1 Be6 13. Nf3 f6 14. Nfd2 Qd7 15. Nb3 b6 16. a5 Bf7 17. axb6
axb6 18. Bd2 Rfd8 19. Ra6 Ncb4 20. Ra1 Bf8 21. Nc1 b5 22. Na5 c4 23. dxc4 Nf4
24. gxf4 Qxd2 25. Qxd2 Rxd2 26. Ncb3 Rxc2 27. fxe5 fxe5 28. cxb5 Rxb2 29. Rxe5
Bg7 30. Re4 Rxb5 31. Nd4 Rg5 32. Nf3 Rxg2+ 33. Kxg2 Bd5 34. Nc4 Bxe4 35. Nxb2
Bxb2 36. Ra4 Bc3 37. Kg3 Bc6 38. Ra3 Bf6 39. Nd2 Bd5 40. f3 Be5+ 41. f4 Bf6 42.
Ra5 Kf7 43. Nf3 Bxf3 44. Kxf3 Nc6 45. Ra6 Nd4+ 46. Ke4 Nf5 47. Ra7+ Be7 48. Ra6
Bd6 49. Ra7+ Ne7 50. Rb7 Ke6 51. h3 Nd5 52. Kf3 h5 53. Ke4 Nxf4 54. Rb3 Nd5 55.
Kf3 Nf6 56. Rb6 Nd7 57. Ra6 Ne5+ 58. Ke4 Nf7 59. Ra5 Be5 60. Kf3 Ng5+ 61. Kg2
Kf5 62. Ra7 Ne6 63. Ra5 Ke4 64. Ra7 Nf4+ 65. Kg3 Ne2+ 66. Kg2 h4 67. Ra4+ Bd4
68. Rb4 Nf4+ 69. Kh2 g5 70. Rb5 Be5 71. Rb4+ Ke3 72. Rb5 Nd3+ 73. Kg2 Bf4 74.
Rb1 Ke2 75. Ra1 Ne1+ 76. Kh1 Kf2 77. Ra3 Be3 78. Kh2 Kf3 79. Rb3 Nc2 80. Rc3
Nd4 81. Ra3 Kf2 82. Ra2+ Ne2 83. Ra3 Bc5 84. Rb3 Nd4 85. Rc3 Bb4 86. Rc4 Bd6+
87. Kh1 Nf5 88. Rxh4 Ng3+ 89. Kh2 Kf1 90. Rd4 Bf4 91. Rd1+ Ke2 92. Ra1 Nf5+ 93.
Kh1 Kf3 94. Ra3+ Ne3 95. h4 g4 96. h5 g3 97. Ra6 Ng4 98. Ra2 Be3 99. h6 Nf2+
100. Kg1 g2 101. Ra1 Ng4# 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "2"]
[White "Cavalcanti, Francisco"]
[Black "Chemin, Vitorio"]
[Result "1/2-1/2"]
[ECO "E90"]
[PlyCount "85"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Nf3 O-O 7. h3 e6 8. Bd3 exd5
9. cxd5 b5 10. Nxb5 Nxe4 11. O-O a6 12. Na3 f5 ({RR} 12... Re8 13. Nc4 Nf6 14.
Bf4 Bf8 15. Bc2 Bb7 16. Ne3 Nbd7 17. Qd2 Nb6 18. Bb3 Ne4 19. Qc2 Qf6 20. Bh2
Ng5 21. Nd2 Qd4 22. Ndc4 Nxc4 23. Bxc4 Ne4 24. Rad1 Qg7 25. Rfe1 f5 26. Bf1 Qf7
27. Nc4 {Sargissian,G (2677)-Kiselev,V (2539) ICC INT 2009 1-0 (64)}) ({RR} 
12... Nf6 13. Nc4 Bb7 14. Bf4 Bxd5 15. Bxd6 Re8 16. Bxc5 Nbd7 17. Bd4 Rb8 18.
Rc1 Nf8 19. Be5 Rc8 20. Re1 Rc5 21. b3 Ba8 22. Bf1 Rd5 23. Qc2 Ne6 24. Qb2 Nh5
25. Bxg7 Nhxg7 26. Ne3 Rd6 27. Ng4 {Salonen,A (2239)-Skreko,I (2187)
Montesilvano ITA 2023 1-0 (31)}) 13. Bxe4 fxe4 14. Ng5 $146 ({RR} 14. Nd2 Qh4
15. Qe2 Bf5 16. Nac4 Bd4 17. Nxd6 Bxh3 18. N2xe4 Bg4 19. Qd3 Nd7 20. Qg3 Qxg3
21. Nxg3 Nf6 22. Be3 Rfd8 23. Bxd4 cxd4 24. Nge4 Nxd5 25. f3 Be6 26. Rfd1 Nb4
27. a3 Nc6 28. Rac1 Bd5 {Sasot Samplon,E-Ayas Fernandez,A (2325) Catalunya
1996 1/2-1/2 (59)}) 14... Bxb2 15. Ne6 Bxe6 16. Bxb2 Bf5 17. Nc4 h5 18. Qd2 Ra7
19. Qc3 Kh7 20. Rad1 Raf7 21. Qg3 Rd7 22. Bc1 h4 23. Qg5 Qxg5 24. Bxg5 a5 25.
Bxh4 Na6 26. g4 g5 27. Bxg5 Bg6 28. a3 Rf3 29. h4 Rc3 30. Rc1 Rd3 31. Bf4 Bf7
32. Rfe1 Bxd5 33. Nxd6 Rf3 34. Be5 Re7 35. Bg3 Rxa3 36. Ra1 Rxa1 37. Rxa1 c4
38. Nf5 Rb7 39. Ne3 Rb5 40. Be5 Be6 41. Bc3 Nb4 42. Rb1 Rc5 43. Kf1 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "2"]
[White "Disconzi, Rodrigo"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "D43"]
[PlyCount "86"]
[EventDate "2005.??.??"]

1. d4 {Lutz,C Hansen,Cu} d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Qb3 dxc4 6. Qxc4
b5 7. Qb3 Nbd7 8. Bg5 Be7 9. e4 ({RR} 9. e3 a6 10. Be2 c5 11. O-O c4 12. Qc2
Bb7 13. Rad1 Qc7) ({RR} 9. e3) ({RR} 9. Rd1) 9... b4 10. Na4 ({RR} 10. Bxf6
Nxf6 ({RR} 10... Bxf6 11. Qxb4 Rb8 12. Qa4 Rxb2 13. e5) 11. Na4 Nxe4 12. Bd3 ({
RR} 12. Qc2 Nf6 13. Ne5 Bb7 14. Nxc6 Qc7 15. Bb5 O-O ({RR} 15... Nd7 16. Rc1
Rc8 17. Qd2 Bd6 18. Rc4) 16. Nxe7+ Qxe7 17. O-O Rab8) 12... Nf6 ({RR} 12... Qd5
13. Qc2 Nf6 14. O-O O-O) 13. O-O O-O ({RR} 13... Qd5) 14. Rac1 a5 ({RR} 14...
Qd5 15. Bc4 Qh5 16. Rfe1 Rd8) 15. Rfd1 ({RR} 15. Rxc6 Bb7) 15... Bd6 ({RR} 
15... Bb7 16. Ne5 Rc8 17. Nc5) 16. Ne5 ({RR} 16. Rxc6 Bb7) 16... Nd5 ({RR} 
16... Bb7 17. Nxc6 {RR} Qc7 18. Ne5 Bd5 19. Bc4 Rac8 20. Qe3 Qa7) 17. Qc2 g6
18. Qxc6 Ra7 19. Nc5 ({RR} 19. Be4 Rc7 20. Qa8 ({RR} 20. Qb5 Bxe5 21. dxe5 Bd7)
20... Nf4 21. Kh1 Rxc1 22. Rxc1 Ne2 23. Re1 ({RR} 23. Nc6 Qh4) 23... Nxd4)
19... Rc7 20. Qb5 ({RR} 20. Qa8 Nf4 21. Qe4 Qg5) 20... Bxe5 21. dxe5 Qg5 22.
Be4 ({RR} 22. Re1 Nf4 ({RR} 22... Bb7 23. h4) 23. g3) ({RR} 22. Qxa5 Bb7 ({RR} 
22... Qxe5 23. Rc2) 23. h4 ({RR} 23. Rc2 Ra8 24. Qb5 Nc3 25. f4 Qh5) 23... Qxh4
24. Nxb7 Rxb7 25. Rc4 Qh5) 22... Bb7 23. g3 ({RR} 23. Bf3 Nc3) ({RR} 23. Qxa5
Qxe5 24. Bxd5 ({RR} 24. Nxb7 Rxc1 25. Rxc1 Qxe4 26. Qc5 Nf4 27. Qc6 Qxc6 28.
Rxc6 Ra8) 24... Bxd5 25. Qxb4 Rfc8 26. Qa3 Bxg2 27. Kxg2 Rxc5) 23... Qxe5 24.
Re1 ({RR} 24. Nxb7 Qxe4 25. Nc5 Qe5) ({RR} 24. Bxd5 Bxd5 25. Qxa5 Rfc8 26. Qxb4
Qd6) 24... Rfc8 {Kortschnoj,V (2625)-Kramnik,V (2780) Tilburg 1998 EXT 1999 
[Lutz,C] 0-1 (31)} {RR} 25. Qxa5 ({RR} 25. Nd3 Rxc1 26. Nxc1 ({RR} 26. Nxe5
Rxe1+ 27. Kg2 Ne3+ 28. fxe3 ({RR} 28. Kf3 Bxe4+ 29. Kxe4 Nc4+) 28... Bxe4+ 29.
Kh3 Rxe3) 26... Bc6) 25... f5 26. Bd3 ({RR} 26. Bg2 Rxc5) 26... Rxc5 27. Rxe5
Rxa5) ({RR} 10. Ne2 Nxe4 11. Bxe7 Qxe7 12. Qc2 Nd6 13. Qxc6 Bb7 14. Qa4 Nc4 ({
RR} 14... O-O 15. Qxb4 Bxf3 16. gxf3 Rab8 17. Qa3) 15. Ne5 Ncxe5 16. dxe5 O-O)
10... Nxe4 11. Bxe7 Qxe7 12. Qc2 $146 ({RR} 12. Bd3 Nef6 13. O-O O-O 14. Rac1
a5 15. Rfe1 Bb7 16. Ne5 Rac8 17. Qc2 h6 18. Bc4 Qd6 19. Bb3 Rfe8 20. Rcd1 Rcd8
21. h3 Nd5 22. Nc4 Qc7 23. Nc5 Bc8 24. Ne5 Nxc5 25. Qxc5 ({RR} 25. dxc5 Ba6)
25... Ne7 ({RR} 25... Bb7 26. Rc1 Rc8 27. Nc4) 26. Rd3 Rd6 {Kortschnoj,V (2610)
-Anand,V (2650) Tilburg 1991 CBM 026 [Hansen,Cu] 0-1 (111)}) 12... Nef6 13. Bd3
O-O 14. O-O Bb7 15. Nd2 Rad8 16. Nb3 Ba8 17. Rfe1 Rfe8 18. Re3 g6 19. Rae1 Qd6
20. Nac5 Nxc5 21. dxc5 Qc7 22. Qc4 e5 23. Qh4 Kg7 24. Rf3 Nd5 25. Rh3 h5 26.
Bc4 Nf4 27. Rf3 f6 28. Qg3 Bb7 29. Rfe3 Bc8 30. h4 a5 31. Re4 Bf5 32. R4e3 a4
33. Nc1 Rd4 34. b3 Red8 35. Kh2 Nd5 36. Bxd5 R8xd5 37. f3 a3 38. Ne2 Rd2 39.
Nf4 exf4 40. Re7+ Kh6 41. Rh7+ Kxh7 42. Re7+ Qxe7 43. Qe1 Rxg2+ 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "2"]
[White "Fier, Alexandr"]
[Black "Milos Jr, Gilberto"]
[Result "1-0"]
[ECO "B67"]
[PlyCount "45"]
[EventDate "2005.??.??"]

{[%evp 25,45,32,23,27,51,50,50,55,64,62,46,0,31,0,0,-18,-16,-53,50,39,464,462]
} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f4 b5 10. Bxf6 gxf6 11. f5 Nxd4 12. Qxd4 Bh6+ 13. Kb1 Bf4 14. fxe6
{B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.}
fxe6 15. Ne2 {[%cal Bc3e2,Be2f4,Bf4d3,Bd3f4][%mdl 32]} Be5 16. Qd2 {White is
slightly better.} ({RR} 16. Qe3 Qc7 17. Nc1 Rc8 18. Rd2 $1 Qc5 {[%eval 177,25]}
(18... O-O $16 {[%eval 89,26]}) 19. Qh6 $1 Qb4 {[%csl Ge5][%cal Rb4b2]} 20. Nd3
Qxe4 21. Be2 Bd4 {[%eval 211,29]} (21... Kd8 $16 {[%eval 150,27]}) 22. Qg7 f5
23. Bh5+ $1 Kd8 24. Qg5+ $1 Kc7 25. Re1 Qc6 {[%eval 250,18]} (25... Rhg8 {
[%eval 170,21] was necessary.} 26. Qe7 Be3) 26. Bf7 Qc4 $2 {[%eval 395,23]} (
26... Kb8 {[%eval 198,27] might work better.} 27. Qe7 a5) 27. c3 Bb6 28. Nf4
Rhe8 {[%eval 360,24]} (28... Kb8 $142 {[%eval 254,26]} 29. Nxe6 Be8) 29. Qg3
Qc6 30. Bxe8 Rxe8 {Vokhidov,S (2601)-Gan-Erdene,S (2422) Tashkent UZB 2023 1-0
(40)}) 16... Qb6 ({RR} 16... O-O 17. g3 Qb6 18. Bh3 Rae8 19. Nf4 Qb7 20. Qe3
Re7 21. Rhf1 Kg7 22. Rf2 Qc6 23. Nd3 Be8 24. Rfd2 Bg6 25. Bg2 Rc8 26. g4 Qc4 {
[%eval 160,23]} (26... h6 $1 $14 {[%eval 34,24]}) 27. Nxe5 dxe5 28. h4 Qc5 29.
Qxc5 {[%eval -1,19]} (29. Qf3 $16 {[%eval 133,22]}) 29... Rxc5 30. Rd7 Kf8 31.
Rd8+ {Mecking,H (2630)-Panno,O (2580) Wijk aan Zee 1978 1/2-1/2 (43)}) 17. Nf4
Ke7 18. g3 a5 $146 ({RR} 18... Rab8 {[%eval 81,21] 18...b4 0.00} 19. Bh3 {
[%eval 16,26]} (19. Nd3 $16 {[%eval 81,21]} Bd4 20. Bh3) 19... b4 $1 20. Rhf1
a5 21. Nd3 Qd4 22. Qh6 Rbg8 23. Nxe5 Qxe5 24. Qe3 h5 25. Rf2 Rc8 26. Rdf1 Rhf8
27. Qh6 {[%eval -89,25]} (27. Rd1 $15 {[%eval -32,29]}) 27... Be8 28. Bg2 Rc5 {
[%eval -75,20]} (28... a4 $142 {[%eval -131,17]} 29. Qd2 Rc4) 29. h4 {[%eval
-207,12] [#]} (29. Qe3 $17 {[%eval -75,20]}) 29... a4 $1 30. Rf3 $2 {[%eval
-378,22]} (30. Qf4 {[%eval -192,24]}) 30... a3 31. bxa3 bxa3 {[%eval -242,28]}
(31... Ba4 $142 {[%eval -430,25]} 32. Rc1 bxa3 33. Rxa3 Rb8+ 34. Rb3 Bxb3 35.
cxb3 Qxg3 {[%mdl 64] Double Attack}) 32. Rxa3 $2 {[%eval -417,23] [#]} (32. Rb3
{[%eval -242,28] was the only defense.} Bb5 33. Rf2) 32... Ba4 $1 33. Rf2 {
Hjartarson,J (2590)-Kraut,R (2420) Germany 1995 0-1 (46)}) 19. Bh3 $146 (19.
Nd3 $5 {[%cal Rd3e5]} Bd4 20. Bh3 $11) ({Predecessor:} 19. Nd3 Bd4 20. e5 dxe5
21. Nxe5 fxe5 22. Qg5+ Kd6 23. c3 h6 24. Qe3 Bc6 25. cxd4 exd4 26. Rxd4+ {
1/2-1/2 (33) Ruben,G (2405)-Pely,G (2542) ICCF email 2003}) 19... b4 20. Rhf1 (
20. Nd3 $5 {[%cal Rd3e5]} Qd4 21. Qh6 $11) 20... Rhf8 21. Nd3 ({Avoid the trap
} 21. Nxe6 $2 Bxe6 22. Bxe6 Kxe6 $19) 21... Bd4 {[%eval 50,25]} ({Black should
try} 21... Bb5 $15 {[%eval -53,26]}) 22. Qh6 $14 {e5 is the strong threat.} Qb5
$2 {[%eval 464,23][%mdl 8192]} (22... Rf7 $14 {[%eval 39,27]}) 23. Nf4 {
Accuracy: White = 60%, Black = 42%.} 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "2"]
[White "Matsuura, Everaldo"]
[Black "Lima, Darcy Gustavo"]
[Result "1/2-1/2"]
[ECO "B60"]
[PlyCount "101"]
[EventDate "2005.??.??"]

1. e4 {Gofshtein,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7
7. Nb3 ({RR} 7. Qd2) 7... e6 8. Be2 ({RR} 8. Qd2 h6 9. Bh4 Nxe4 10. Nxe4 Qxh4
11. Nxd6+ Bxd6 12. Qxd6 Qe4+) ({RR} 8. Bd3 Be7 9. O-O O-O 10. Kh1 a6 11. f4 h6)
({RR} 8. f4 a6 9. Qd3 ({RR} 9. Qd2 h6 10. Bh4 Nxe4) ({RR} 9. Bd3 Be7 10. O-O
O-O 11. Qf3 b5 12. Rae1 b4 13. Nd1 e5 14. f5 a5 15. Qh3 a4 16. Nd2 a3 17. b3
Nd4) 9... h6 10. Bh4 g5 11. fxg5 Ng4 12. Qd2 Nge5 13. Be2 b5 ({RR} 13... Be7
14. Bf2 hxg5 15. Na4 b5 16. Nb6 Rb8 17. Nxd7 Qxd7 18. a4 Kf8 19. axb5 axb5 20.
O-O) 14. O-O-O Be7 15. Kb1 hxg5 16. Bg3 Rb8) 8... a6 ({RR} 8... h6 9. Bh4 a6
10. O-O Qb6 ({RR} 10... b5 11. a3 g5 12. Bg3 Ne5 13. f4 gxf4 14. Bxf4 Qb6+ 15.
Kh1 Be7) 11. Kh1 Be7 12. Bxf6 gxf6 13. Bh5 Rh7 14. Qd3 O-O-O 15. f4 Rg7 16.
Rad1 Na5 17. f5) 9. O-O ({RR} 9. a4 Na5 10. Nxa5 ({RR} 10. Nd2 Rc8 11. O-O Be7
12. Bd3 O-O 13. Qe2 Nc6 14. Nc4 Nd4 ({RR} 14... Ne5) 15. Qd2 b5 16. axb5 axb5
17. Bxf6 Bxf6 18. Nxd6 Rb8 19. Qf4 e5 20. Qg3 Bc6 21. Nf5 b4) 10... Qxa5 11.
Bxf6 gxf6 12. Qd4 Rg8 13. O-O Rc8 14. Rad1 Be7 15. f4 Qc5 {RR} 16. Kh1 b5 ({RR
} 16... Qxd4 17. Rxd4 Bc6 18. f5 Kf8 19. Rf3 Kg7 20. Rd2 Rgd8) 17. axb5 axb5
18. Qxc5 Rxc5 19. Rd4 Bc6 20. Ra1 ({RR} 20. Bf3 e5) 20... f5 21. Ra6 Kf8 22.
Bf3 fxe4 23. Bxe4 Bxe4 24. Rxe4 d5) ({RR} 9. f4 Be7 10. Bxf6 gxf6 11. O-O b5) (
{RR} 9. a4 Rc8 10. O-O Be7 11. Kh1 Na5 12. Nxa5 Qxa5 13. Bd2 Qc7 14. f4 O-O 15.
Bd3 Bc6 16. Qe2 Nd7 17. b4 Nf6 18. b5 axb5 19. Nxb5 Bxb5 20. axb5 Ra8 21. Be3
Qc3 22. Qe1 Qc7 23. Bg1 d5 {Dubnevych,M (2391)-Dyachuk,A (2236) chess.com INT
2023 0-1 (36)}) 9... b5 10. a3 h6 $146 ({RR} 10... Be7 11. Qd2 ({RR} 11. Bxf6
gxf6 12. Bh5 Rg8 13. f4 Rg7 14. Kh1 Qc7 15. Qe1 Kf8 16. Rd1) 11... Qc7 12. Rad1
Ne5 13. f4 Nc4 14. Bxc4 bxc4 15. Nd4 h6 ({RR} 15... O-O 16. Qe1 ({RR} 16. Kh1
h6 17. Bh4 Nxe4 18. Nxe4 Bxh4 19. Nf3 Be7 20. Nxd6 Bc6) ({RR} 16. Rfe1 h6)
16... Rfe8 ({RR} 16... Qb6 17. e5 dxe5 18. fxe5 Bc5 19. exf6 Bxd4+ 20. Kh1 Bc6
21. Qh4 e5 22. fxg7 Rfe8 23. Ne4 Bxe4 24. Qxe4) 17. e5 dxe5 18. fxe5 Nd5 19.
Nxd5 ({RR} 19. Bxe7 Nxe7 20. Qg3 Ng6 21. Rfe1 Rab8 22. b4 cxb3 23. cxb3) 19...
exd5 20. Qf2 Bxg5 21. Qxf7+ Kh8 22. e6 Rad8 23. Kh1 Qd6 24. exd7 Qxd7 25. b4)
16. Bh4 ({RR} 16. Bxf6 Bxf6) 16... Nxe4 17. Nxe4 Bxh4 18. f5 ({RR} 18. Nf3 d5
19. Nxh4 dxe4) 18... d5 ({RR} 18... O-O 19. f6 d5 20. Rf4 Bg5 21. Nxg5 hxg5 22.
Rf5) 19. fxe6 fxe6 ({RR} 19... Bxe6 20. Nxe6 fxe6 21. Qe3 Be7 22. Nf2 ({RR} 22.
Qh3 Qb6+ 23. Kh1 Rf8 24. Qh5+ Kd7 25. Rxd5+ exd5 26. Qxd5+ Kc7) 22... Qc6 ({RR
} 22... Qd6 23. Ne4 ({RR} 23. Rde1 O-O 24. Qxe6+ Qxe6 25. Rxe6 Bc5) 23... Qe5
24. Qb6 Rb8 25. Qc6+ Kd8 26. Rfe1)) 20. Nf5 exf5 21. Qxd5 Qa7+ ({RR} 21... Qb6+
22. Kh1 O-O-O 23. Nd6+ ({RR} 23. Nc5 Bb5 24. Qxf5+ Kb8 25. Qf4+ Ka8) 23... Kb8
24. Nf7 Bc6 25. Qe5+ Qc7 26. Qxc7+ Kxc7 27. Nxh8 Rxh8 28. Rxf5 Bf6) 22. Kh1 Be7
({RR} 22... fxe4 23. Qh5+ Kd8 24. Qxh4+ g5 25. Qxe4) ({RR} 22... O-O-O 23. Nd6+
Kb8 24. Qxc4 Bf6 25. Qb3+ Ka8 26. Nf7) 23. Nd6+ Bxd6 24. Qxd6 O-O-O 25. Rd5 {
Shabalov,A (2601)-Gurevich,D (2542) Seattle 2000 CBM 080 [Gofshtein,L] 0-1 (37)
} {RR} Rde8 ({RR} 25... Rdf8 26. Rfd1 Rf7 27. Rc5+ Kd8 28. Rxc4) 26. Rfd1 Re2
27. Qxd7+ ({RR} 27. Qb4 Rhe8 28. Rc5+ Kd8 29. Qa5+ Ke7 30. Rc7) 27... Qxd7 28.
Rxd7 Rhe8) 11. Be3 Be7 12. f4 O-O 13. Qe1 b4 14. axb4 Nxb4 15. Rc1 Qb8 16. Nd4
Rc8 17. Bf3 e5 18. Nf5 Bxf5 19. exf5 d5 20. fxe5 Qxe5 21. Qd2 Ne4 22. Qd4 Qxd4
23. Bxd4 Rc4 24. Nxe4 Rxd4 25. Nc3 Rc8 26. Ne2 Rd2 27. c3 Bc5+ 28. Kh1 Nd3 29.
Ra1 Rxb2 30. h3 Be3 31. Rxa6 Ne5 32. Ng1 Nxf3 33. Nxf3 Rxc3 34. Ra8+ Kh7 35.
Ne5 Rb7 36. Rf8 Rcc7 37. Rd8 d4 38. Ng4 Rd7 39. Rxd7 Rxd7 40. Nxe3 dxe3 41. Re1
Re7 42. g3 f6 43. Kg2 Re5 44. g4 g6 45. fxg6+ Kxg6 46. Kf3 Kg5 47. Rxe3 Rxe3+
48. Kxe3 Kh4 49. Kf4 Kxh3 50. Kf3 Kh4 51. Kf4 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "2"]
[White "Santos, Marcus Vinicius"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "A68"]
[PlyCount "43"]
[EventDate "2005.??.??"]

1. d4 {Stohl,I} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6
8. Be2 exd5 9. cxd5 Bg4 10. O-O ({RR} 10. e5 dxe5 11. fxe5 Bxf3 12. Bxf3 Nfd7
13. e6 Ne5) 10... Nbd7 ({RR} 10... Nfd7) 11. Re1 ({RR} 11. Nd2 Bxe2 12. Qxe2
Re8 13. Qf3) 11... Re8 12. h3 Bxf3 13. Bxf3 Qa5 14. Be3 b5 15. a3 Nb6 16. e5 ({
RR} 16. Bf2 Nc4 17. Qc2 ({RR} 17. e5 dxe5 18. Bxc5 Nxb2 19. Qc2 Rac8) 17... Nd7
18. Be2 ({RR} 18. a4 b4 19. Nb5 a6 20. Qxc4 axb5 21. Qxb5 Qxb5 22. axb5 Bxb2)
18... Rab8 19. a4 ({RR} 19. Nxb5 Rxb5 20. Qxc4 Rxb2) 19... b4 ({RR} 19... Nxb2
20. Nxb5) 20. Bxc4 ({RR} 20. Nb5 Nxb2 21. Nxd6 b3 22. Qb1 ({RR} 22. Qc1 Nd3 23.
Bxd3 b2) 22... Nxa4 23. Nxe8 Bxa1 24. Qxa1 Rxe8) ({RR} 20. Nd1 Ncb6 ({RR} 20...
Nxb2 21. Nxb2 b3 22. Qc1 Rxe4 23. Bb5)) 20... bxc3 21. b3 a6 22. Rec1 ({RR} 22.
e5 dxe5 23. f5 e4) 22... Nb6 23. Bf1 c4 24. Bxc4 ({RR} 24. bxc4 Nd7 25. e5 dxe5
26. Qxc3 Qxc3 27. Rxc3 exf4 28. Rac1 Bxc3 29. Rxc3 Nf6) 24... Nxc4 25. bxc4 Rb2
26. Qd3 Rd2 27. Qf3 f5 28. e5 ({RR} 28. exf5 c2 29. Ra2 ({RR} 29. Be1 Bxa1 30.
Rxa1 Rd1) 29... Ree2 30. Be1 Rxe1+ 31. Rxe1 c1=Q 32. Rxc1 Rxa2) 28... dxe5 29.
fxe5 ({RR} 29. Qxc3 Qxc3 30. Rxc3 exf4 31. Rac1 Bxc3 32. Rxc3 Ree2) 29... Rxe5
30. Kh1 ({RR} 30. Qxc3 Qxc3 31. Rxc3 Ree2) ({RR} 30. Re1 c2) 30... Re4 {
Kozul,Z (2580)-Nunn,J (2600) Wijk aan Zee 1991 CBM 022 [Stohl,I] 0-1 (37)} ({RR
} 30... Ree2 31. Be1)) 16... Nfd7 ({RR} 16... dxe5 17. fxe5 ({RR} 17. Bxc5 Nbd7
) 17... Rxe5 18. Bxc5 Rxe1+ 19. Qxe1 Nbd7 20. Bd4) ({RR} 16... Nc4 17. exf6
Nxe3 18. Rxe3 ({RR} 18. Qc1 Bxf6) 18... Rxe3 19. fxg7 Rae8 ({RR} 19... Kxg7)
20. f5 Qd8 21. Qd2 Qh4 22. Nxb5) ({RR} 16... Nc4 17. Bf2 dxe5 18. Bxc5 e4 19.
b4 Qd8 20. Be2 a6 21. Bxc4 bxc4 22. Rc1 a5 23. d6 axb4 24. Bxb4 Qb6+ {1/2-1/2 
(24) Iclicki,W (1979)-Kirby,P (2001) Sliema MLT 2021}) 17. e6 Nf6 18. Bf2 $146
({RR} 18. Qe2 b4 19. axb4 Qxb4 20. Bd2 Qb3 21. Nb5 Rad8 22. Rxa7 fxe6 23. dxe6
Nc4 24. e7 Rc8 25. Qe6+ Kh8 26. Bc3 Qxb5 27. Bxf6 Nb6 28. Rb7 Ra8 29. Qf7 {
1-0 (29) Gerard,N (2286)-Valuet,B (2315) France 2006}) 18... Nc4 19. Qc2 a6 20.
g4 h6 21. exf7+ Kxf7 22. Re6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "3"]
[White "Chemin, Vitorio"]
[Black "Santos, Marcus Vinicius"]
[Result "1-0"]
[ECO "A09"]
[PlyCount "53"]
[EventDate "2005.??.??"]

1. Nf3 d5 2. c4 d4 3. e3 Nc6 4. exd4 Nxd4 5. Nxd4 Qxd4 6. Be2 e5 7. Nc3 c6 8.
d3 Ne7 9. O-O Nf5 10. Rb1 $146 ({RR} 10. Re1 Be7 11. Bf1 f6 12. Re4 Qd8 13. Kh1
O-O 14. f4 Bc5 15. Bd2 Qe8 16. Rb1 Nd6 17. Re1 Bf2 18. Qf3 Bxe1 19. Rxe1 Qg6
20. c5 Bg4 21. Qf2 Nb5 22. Ne4 Bf5 23. a4 Nd4 24. Bc3 Rad8 {Tavares,S (2110)
-Young,A (2021) England 2015 1-0 (43)}) 10... Be7 11. g4 Nh4 12. Nd5 cxd5 13.
Be3 Qxe3 14. fxe3 Bg5 15. Bf3 Bxe3+ 16. Kh1 d4 17. Bd5 O-O 18. b4 Ng6 19. Qf3
Rb8 20. Bxf7+ Kh8 21. Qe4 Nf4 22. Qxe5 Bd7 23. Rxf4 Bxf4 24. Qxf4 Rbd8 25. g5
Bc6+ 26. Kg1 Ba4 27. Rb2 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "3"]
[White "Coelho, Luis Henrique"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "D34"]
[PlyCount "57"]
[EventDate "2005.??.??"]

1. d4 {Lautier,J} Nf6 2. c4 e6 3. g3 d5 4. Bg2 c5 5. cxd5 exd5 6. Nf3 Nc6 7.
Nc3 Be7 8. O-O O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8 12. Qa4 Bd7 13. Rfd1 Na5
({RR} 13... Nb4 14. Qb3 a5 15. a4 ({RR} 15. Nxd5)) 14. Qc2 Rc8 ({RR} 14... Nc4
15. Nxd5 Nxd5 16. Bxd5 Nxe3 17. fxe3 Bf6 ({RR} 17... Qb6 18. Qb3) ({RR} 17...
Bg5 18. e4 Qb6 19. Qb3 Qxb3 20. axb3) 18. Qb3 ({RR} 18. Bxb7 Rxe3 ({RR} 18...
Rb8 19. Nc6) ({RR} 18... Qe7 19. Bxa8 Qxe3+ 20. Kh1 Rxa8 21. Qd3 Qe7 22. Rac1
Bg4) 19. Bxa8 Qxa8 20. Rac1 Re8 ({RR} 20... Bh3 21. Qc6) 21. Nf3 Bh3 22. Rd6)
18... Qe7 19. e4 Bg4 20. Rac1 Red8 ({RR} 20... Rad8 21. Nf5 Bxf5 22. exf5 Bg5 (
{RR} 22... Qxe2 23. Bxf7+ Kh8 24. Bxe8) ({RR} 22... Rd7 23. Bxf7+) 23. Rc2 Be3+
24. Kg2 Kh8 25. Rd3) ({RR} 20... Rac8 21. Nf3 ({RR} 21. Nf5 Bxf5 22. exf5 Rxc1
23. Rxc1 Qxe2 24. Qxb7 ({RR} 24. Bxf7+ Kf8 25. Bxe8 Bd4+) 24... Re7) ({RR} 21.
Rxc8 Rxc8 22. Qxb7 Qxb7 23. Bxb7 Rc4) 21... b6 22. Kg2 ({RR} 22. e5 Rxc1 23.
Rxc1 Bxf3 24. exf3 ({RR} 24. exf6 Bxd5 25. fxe7 Bxb3 26. axb3 Rxe7) 24... Bxe5)
({RR} 22. Rxc8 Rxc8 23. e5 Bxf3 24. exf6 Qc5+ 25. Kf1 Bxd5 26. Qxd5 ({RR} 26.
Rxd5 Qc1+ 27. Rd1 Qc6 28. Qf3 Qxf3+ 29. exf3 gxf6) 26... Qxd5 27. Rxd5 gxf6 28.
Rd7 Rc2) 22... Bh5) 21. Nf3 ({RR} 21. Nf5 Bxf5 22. exf5 Qxe2 23. Qxb7 ({RR} 23.
Bxf7+ Kh8) 23... Rab8 ({RR} 23... Bg5 24. Re1) 24. Qxf7+ Kh8 25. b3 Qxa2) 21...
Bh5 ({RR} 21... Be6 22. Bxe6 ({RR} 22. e5 Bxd5 23. Rxd5 Rxd5 24. Qxd5 Rd8 25.
Qc5 b6 26. Qxe7 Bxe7 27. Rc7 Bc5+ 28. Kg2 a5) 22... Qxe6 23. Qxe6 fxe6 24. e5
Be7 25. Kf1 ({RR} 25. Nd4 Rd5 26. Nxe6 Rxe5 27. Nf4 g5 28. Nd5 Rxe2 29. Rc7 Re8
30. Rxb7 Bc5+ 31. Kh1 Rf2) ({RR} 25. Rxd8+ Bxd8)) ({RR} 21... Rd7 22. e5 Bg5 ({
RR} 22... Bxe5 23. Bxf7+) 23. Rc4 ({RR} 23. Nxg5 hxg5 24. e6 fxe6 ({RR} 24...
Bxe6 25. Bxe6 fxe6 26. Rxd7 Qxd7 27. Rd1 Qe7 28. Qe3) 25. Bf3 Bxf3 26. exf3
Rxd1+ 27. Rxd1 Rc8) 23... Be6 ({RR} 23... Bxf3 24. exf3 Rad8 ({RR} 24... Qxe5
25. f4) 25. Bxf7+ Qxf7 26. Rxd7 Rxd7 27. Rc8+ Kh7 28. e6) 24. Rcd4 ({RR} 24. e4
) 24... Bxd5 25. Rxd5 Rxd5 26. Rxd5 Rc8 27. Kg2) 22. e5 Bxe5 ({RR} 22... Bg5
23. Rc3 ({RR} 23. Nxg5 Qxg5 ({RR} 23... hxg5 24. e6 fxe6 25. Bxe6+ Kh8 26.
Rxd8+ Rxd8 27. g4 Re8 28. Bf5) 24. Rf1 ({RR} 24. e6 Bxe2 25. exf7+ Kh8) 24...
Rd7) 23... Bxf3 ({RR} 23... Qe8 24. Rc7) 24. Rxf3 Qxe5 25. e4) 23. Qxb7 Qxb7
24. Bxb7 Rxd1+ 25. Rxd1 Rb8 26. Nxe5 Rxb7 27. Rd2 ({RR} 27. g4 Rb5 ({RR} 27...
Re7 28. Rd8+ Kh7 29. Nd7) ({RR} 27... f6 28. Rd8+ Kh7 29. gxh5 fxe5 30. b3 Rb5
31. Re8) 28. Rd8+ Kh7 29. Re8 Bg6 ({RR} 29... Bxg4 30. Nxg4 Rg5 31. h3 h5 ({RR
} 31... f5 32. Re5 Kg6 33. Kf2 fxg4 34. Rxg5+ Kxg5 35. hxg4 Kxg4 36. b4 Kf5 37.
a4 Ke5 38. b5 Kd5 39. a5) 32. Re5 f5 33. Kf2 hxg4 34. hxg4 Rxg4 35. Rxf5) 30.
Nxg6 ({RR} 30. b3 Bb1) 30... Kxg6 31. b3 Ra5 ({RR} 31... Rg5 32. h3 h5 33. Re4)
32. a4 Rc5) 27... f6 28. Nc4 Rc7 29. b3 {Lautier,J (2658)-Grischuk,A (2668)
Enghien les Bains 2001 CBM 083 [Lautier,J] 1-0 (69)}) ({RR} 14... Nc4 15. Nxd5
Nxd5 16. Bxd5 Nxe3 17. fxe3 Qb6 18. Qc4 Rf8 19. Rac1 Bg5 20. Rc3 Rac8 21. Qd3
Qxb2 22. Rb3 Qxa2 23. Bxb7 Rce8 24. Ra3 Qb2 25. Rb3 {1/2-1/2 (25) Phillips,W 
(1852)-Alkkiomaki,J (1973) Radebeul 2016}) 15. Nf5 Bf8 16. Bxd5 Re5 $146 ({RR} 
16... Nxd5 17. Rxd5 Nc4 18. Bf4 Nb6 19. Rd2 g5 20. Be3 Qf6 21. g4 Bxf5 22. gxf5
Nc4 23. Bd4 Qc6 24. Rd3 b5 25. a3 a5 26. Rg3 b4 27. axb4 axb4 28. Nd1 Re4 29.
e3 Bd6 30. f4 Bxf4 31. exf4 {Likavsky,T (2433)-Pokorna,R (2357) Kaskady 2002
1-0 (42)}) ({RR} 16... Nxd5 17. Rxd5 Nc4 18. Bd4 Rc6 19. b3 Nd6 20. Nxd6 Bxd6
21. Qd3 Be6 22. Rb5 Qc7 23. Nd5 Rc1+ 24. Kg2 Qc8 25. h4 a6 26. Ra5 b5 27. Rxc1
Qxc1 28. e4 f5 29. Rxa6 fxe4 30. Qxb5 Rd8 31. Rxd6 {Sadorra,J (2374)-Carag,E
Manila 2006 1-0 (39)}) 17. Nxh6+ gxh6 18. Qg6+ Kh8 19. Bxf7 Rxe3 20. fxe3 Bg7
21. Be6 Qe7 22. Bxd7 Nxd7 23. Nd5 Qe5 24. Qg4 Rd8 25. Nf4 Qxe3+ 26. Kg2 Qe4+
27. Kh3 Qc6 28. Rac1 Qb5 29. Rd5 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "3"]
[White "Lima, Darcy Gustavo"]
[Black "Assumpcao, Roberto"]
[Result "1-0"]
[ECO "B84"]
[PlyCount "61"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. g4 h6 8. Be3
b5 ({RR} 8... Qc7 9. h4 b5 10. a3 Bb7 11. f3 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14.
Qd2 Nd7 15. O-O-O Nc5 16. Bf4 Bd6 17. Bxd6 Qxd6 18. Nf5 Qe5 19. Rhe1 O-O-O 20.
Ne7+ Kb8 21. Bxb5 Qc7 22. Qb4 a5 23. Nc6+ {Durarbayli,V (2612)-Vasquez
Schroeder,R (2520) chess.com INT 2022 0-1 (54)}) 9. f3 ({RR} 9. a3 Bb7 10. f3
Nbd7 11. Qd2 d5 12. O-O-O Rc8 13. h4 dxe4 14. g5 hxg5 15. hxg5 Rxh1 16. Rxh1
exf3 17. Bxf3 Bxf3 18. Nxf3 Ng4 19. Bf4 b4 20. axb4 Bxb4 21. Bd6 Bxd6 22. Qxd6
Nf8 23. Qf4 f5 {Rakitin,D (2206)-Lalanne,P (2208) chess.com INT 2023 1-0 (49)})
9... b4 $146 ({RR} 9... Bb7 10. Qd2 Nbd7 11. O-O-O Ne5 12. h4 b4 13. Nb1 g6 14.
Qxb4 Qc7 15. Nc3 Rc8 16. g5 Nfd7 17. f4 Nc4 18. Bxc4 d5 19. Qa4 Qxc4 20. Qxc4
Rxc4 21. e5 h5 22. a3 Bc5 23. Nce2 Bxd4 24. Nxd4 {Morsin,A-Mohd,Y Kuala Lumpur
1996 1/2-1/2 (44)}) ({RR} 9... Nbd7 10. Qd2 Bb7 11. O-O-O b4 12. Nb1 d5 13. h4
dxe4 14. g5 exf3 15. Bc4 Nd5 16. Bxd5 Bxd5 17. Rhe1 Ne5 18. b3 h5 19. c4 Be4
20. Qb2 Be7 21. Nxe6 Nd3+ 22. Rxd3 Qxd3 23. Nxg7+ Kf8 24. Ne6+ {Nikolajevic,B 
(2121)-Irizanin,R (2228) Serbia 2005 0-1}) 10. Na4 Bd7 11. c4 Qa5 12. b3 Bxa4
13. bxa4 Nbd7 14. O-O Rc8 15. Qd2 Ne5 16. Rfc1 Qxa4 17. Rab1 Qd7 18. Qxb4 Be7
19. Qd2 O-O 20. h4 d5 21. cxd5 exd5 22. Nf5 Rxc1+ 23. Rxc1 Ba3 24. Rd1 dxe4 25.
Qxd7 Nexd7 26. g5 hxg5 27. hxg5 exf3 28. Bxf3 Ne5 29. gxf6 Nxf3+ 30. Kg2 Ne5
31. fxg7 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "3"]
[White "Mekhitarian, Krikor"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "136"]
[EventDate "2005.??.??"]

{[%evp 10,136,-23,-27,-39,-35,-3,-6,-1,-27,-5,-143,-145,-138,-139,-176,-160,
-198,-191,-199,-203,-177,-176,-232,-236,-394,-379,-415,-413,-467,-440,-432,
-422,-425,-414,-443,-436,-439,-446,-494,-486,-488,-485,-513,-464,-503,-432,
-430,-435,-442,-417,-444,-444,-507,-512,-526,-464,-456,-452,-462,-455,-434,
-256,-255,-256,-256,-246,-235,-243,-211,-185,-154,-114,-114,-107,-113,-114,
-121,-122,-153,-98,-373,-352,-419,-373,-442,-351,-352,-323,-467,-477,-428,-376,
-482,-389,-505,-512,-506,-506,-549,-534,-452,-276,-571,-568,-771,-720,-3365,
-1042,-2483,-2486,-2489,-711,-29978,-29979,-29980,-29980,-29980,-29981,-29979,
-29980,-29980,-29981,-29984,-29985,-29985,-29986,-29986,-29987]} 1. e4 c5 2.
Nf3 d6 3. Bc4 Nf6 4. e5 dxe5 5. Nxe5 e6 6. Qe2 a6 {B50: Sicilian: 2...d6,
Miscellaneous.} 7. a4 Be7 8. O-O O-O {The position is equal.} 9. b3 $146 ({
Predecessor:} 9. Ra3 Bd7 10. Rd3 Qc7 11. Nc3 Nc6 12. Nxd7 Nxd7 13. Rh3 Nce5 14.
Ba2 Ng6 15. d3 {1-0 (38) Kashtanov,R (2413)-Beliavsky,B (2230) St Petersburg
2002}) 9... Nbd7 $146 ({RR} 9... Qc7 10. Bb2 Nc6 (10... Bd7 $5) 11. f4 {
[%eval -80,15]} (11. Nxc6 $1 $14 {[%eval 49,18] stays ahead.} Qxc6 12. a5)
11... Bd7 {[%eval -16,26]} (11... Nd4 $17 {[%eval -80,15]} 12. Qd1 Nd5) 12. Na3
Nd4 13. Bxd4 cxd4 14. Bd3 Bc6 15. Nac4 b5 {[%eval 42,30]} ({Black should play} 
15... Bd5 $11 {[%eval -27,26]}) 16. Nxc6 Qxc6 17. Ne5 Qc7 18. axb5 axb5 19.
Bxb5 Qxc2 20. Bc4 Qe4 {1/2-1/2 (20) Abarca Gonzalez,N (2098)-Dominguez,O (2040)
Cali 2011}) ({RR} 9... b6 10. Bb2 Bb7 11. f4 Nbd7 12. Nc3 Nd5 13. Ne4 N7f6 {
[%eval 205,21] [#]} (13... Kh8 $16 {[%eval 88,26]}) 14. f5 $1 {[%cal Rf5e6]}
exf5 15. Rxf5 b5 16. axb5 axb5 17. Bxb5 {[%eval 49,21]} (17. Nxf6+ $16 {
[%eval 139,21]} Bxf6 18. Rxa8 Bxa8 19. Bxb5) 17... Rxa1+ 18. Bxa1 Nxe4 19. Qxe4
Qa5 20. Ba4 {[%eval 0,43]} (20. Bc6 $14 {[%eval 57,26]} Qxa1+ 21. Rf1) 20...
Qxd2 21. Nc4 Qc1+ 22. Rf1 Qg5 23. Na5 Ba6 24. Bc6 $2 {[%eval -506,26][%mdl
8192] Lezin,A (1414)-Gordienko,G (2000) St Petersburg RUS 2023 1/2-1/2 (40)} (
24. c4 $11 {[%eval 27,32] and White is okay.} Qe3+ 25. Qxe3 Nxe3 26. Rf3)) ({RR
} 9... Qc7 10. Bb2 Nc6 (10... Bd7 $5) 11. f4 {[%eval -87,27]} (11. Nxc6 $1 $14
{[%eval 53,27]} Qxc6 12. f3) 11... b6 {[%eval 47,25]} (11... Nd4 $17 {[%eval
-87,27]} 12. Qd3 Nd5) 12. Nxc6 $1 Qxc6 13. Nc3 Bb7 14. Rae1 Rfe8 15. Bd3 Bd6
16. Ne4 Nxe4 17. Bxe4 Qc7 {[%eval 68,23]} (17... Qxe4 $11 {[%eval 4,29]} 18.
Qxe4 Bxe4 19. Rxe4 f6) 18. Bxb7 Qxb7 19. Qg4 {[%csl Gb2][%cal Rg4g7]} Bf8 20.
Rf3 g6 21. Qg5 Bg7 22. Bf6 {[%eval -2,28]} ({Better is} 22. Bxg7 $14 {[%eval
54,27]} Kxg7 23. Rh3) 22... Qd5 23. Qxd5 exd5 24. Rxe8+ {Nazarova,A (1740)
-Karcioglu,I (1500) Budva 2013 1/2-1/2 (46)}) 10. Nxf7 {[%eval -143,27]} (10.
Bb2 $11 {[%eval -5,28]}) 10... Kxf7 $17 ({Don't play} 10... Rxf7 $6 11. Bxe6
Nb8 12. Bxf7+ Kxf7 13. Re1 $11) 11. Bxe6+ Ke8 12. Re1 Nb6 13. Ba3 Bxe6 14. Qxe6
Rc8 15. d4 Rc6 16. Qe5 {[%eval -232,21] [#]} (16. Qe2 $142 {[%eval -176,25]}
Kf7 17. Nd2) 16... Kf7 $1 $19 17. Nc3 $2 {[%eval -394,24]} (17. Nd2 {[%eval
-236,25]} Re8 18. Nf3) 17... Re8 18. d5 Nbxd5 19. Qg3 Nxc3 20. Qxc3 Qd4 21. Qf3
Bf8 22. Rad1 {aiming for Rxe8.} Rxe1+ 23. Rxe1 Qd5 24. Qg3 Re6 {[%cal Re6e1]}
25. Rf1 Bd6 26. Qc3 Qe5 {[%csl Gd6][%cal Re5h2]} 27. Qh3 Qh5 28. Qxh5+ Nxh5 29.
Rd1 Nf6 30. g3 Be7 31. Rd3 Re2 32. Rc3 b6 33. a5 bxa5 34. Bxc5 Ne4 35. Rf3+ Ke6
{[%eval -256,22]} (35... Bf6 $142 {[%eval -434,18]} 36. Bb6 Rxc2 37. Bxa5 Ng5)
36. Bxe7 Kxe7 {[%mdl 4096] Endgame KRN-KR} 37. Kf1 Rxc2 {And now ...Nd2+ would
win.} 38. Re3 Rxf2+ {[%mdl 64] Double Attack} 39. Kg1 Rb2 40. Rxe4+ {KR-KR} Kd6
41. Ra4 Rxb3 42. Rxa5 Rb6 43. Kf2 Kc7 44. Ke3 Rd6 45. Ke4 $2 {[%eval -373,23]
[%mdl 8192]} (45. Ra2 $17 {[%eval -98,36] might work better.}) 45... Kb6 46.
Ra1 a5 47. Ke5 Rd2 48. h4 Rd3 49. g4 {[%eval -467,28]} (49. Kf4 $142 {[%eval
-323,19]}) 49... Rg3 50. Rb1+ Ka6 51. Kf4 Rh3 52. h5 a4 {[%cal Ba5a4,Ba4a3,
Ba3a2][%mdl 32]} 53. Rb8 {and the idea Ra8+ leaves White hopeful.} a3 54. Kf5
Rc3 55. Ke6 Ka5 56. Kd5 $2 {[%eval -571,25]} (56. Ra8+ {[%eval -276,30]} Kb4
57. Kf7 Rc7+ 58. Kg8) 56... Ka4 57. Rb7 a2 58. Rxg7 Kb3 59. Rb7+ Kc2 60. Ra7
Kb2 61. Rxa2+ Kxa2 {KR-KPP. Black mates.} 62. Ke5 Rc5+ 63. Kf6 h6 64. Kg6 Rc6+
65. Kf5 Kb3 66. g5 Rc5+ 67. Kg6 hxg5 68. h6 g4 {Accuracy: White = 42%, Black =
79%.} 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "3"]
[White "Milos Jr, Gilberto"]
[Black "Disconzi, Rodrigo"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "61"]
[EventDate "2005.??.??"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8.
Qc2 O-O 9. Nf3 Re8 10. O-O Nf8 11. Rab1 a5 12. a3 Ng6 13. Bxf6 ({RR} 13. Rfe1
Ne4 14. Bxe7 Qxe7 15. Bxe4 dxe4 16. Nd2 f5 17. b4 Be6 18. bxa5 Rxa5 19. a4 Rf8
20. Nb3 Bxb3 21. Qxb3+ Rf7 22. Qb4 Qxb4 23. Rxb4 c5 24. Rb5 Rxb5 25. Nxb5 cxd4
26. exd4 Rd7 27. f3 exf3 {Gyimesi,Z (2602)-Lukacs,P (2437) Hungary 2002 1-0 
(66)}) 13... Bxf6 14. b4 ({RR} 14. Bf5 Bxf5 15. Qxf5 a4 16. Rfc1 Ne7 17. Qc2
Qa5 18. e4 dxe4 19. Nxe4 Nd5 20. Nd6 Re7 21. Re1 Qd8 22. Rxe7 Qxe7 23. Ne4 g6
24. Re1 Qc7 25. Nc5 Nb6 26. h4 Be7 27. h5 Bxc5 28. dxc5 Nd5 {Andriienko,A 
(1783)-Budnikov,O (2393) Kyiv UKR 2023 0-1 (68)}) 14... Be7 15. h3 Bd6 $146 ({
RR} 15... axb4 16. axb4 Bd6 17. Bf5 Bxf5 18. Qxf5 Nf8 19. b5 Re6 20. bxc6 bxc6
21. Rb7 Rf6 22. Qg4 Rg6 23. Qf5 Rf6 24. Qh5 Qc8 25. Rfb1 Ra3 26. Nxd5 Qxb7 27.
Nxf6+ gxf6 28. Qf5 Rb3 29. Rc1 Qb5 30. Nh4 {Schuh,H (2350)-Balster,S (2305)
Waldbronn 1992 1/2-1/2 (40)}) 16. b5 Bxa3 17. bxc6 bxc6 18. Qa4 Bd6 19. Qxc6
Bxh3 20. Qxd5 Rc8 21. gxh3 Rxc3 22. Bc4 Qf6 23. Ba2 Rc7 24. Rfc1 Rd7 25. Kg2 h6
26. Rb6 Qd8 27. Qf5 Kh8 28. Bxf7 Rf8 29. Qxg6 Rfxf7 30. Rxd6 Rxd6 31. Qxf7 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "3"]
[White "di Berardino, Diego"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B14"]
[PlyCount "27"]
[EventDate "2005.??.??"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. d4 cxd5 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Nxd5 8.
Qc2 Nc6 9. Be2 O-O 10. O-O Be7 11. Rd1 Bd7 ({RR} 11... Qc7 12. a3 Bd7 13. Bd3
g6 14. h4 Rfc8 15. h5 Be8 16. hxg6 hxg6 17. Nxd5 exd5 18. Qd2 Bf8 19. Qg5 Qd8
20. Qg3 Bd6 21. Bf4 Bf8 22. Re1 Bg7 23. Bb5 a6 24. Bxc6 Rxc6 25. Ne5 Re6 26.
Rac1 {Gazis,E (2237)-Nikolaidis,K (2155) Eretria 2014 1-0 (62)}) 12. Nxd5 exd5
13. Qb3 Be8 ({RR} 13... Bc8 14. Bf4 Na5 15. Qc3 Nc6 16. Ne5 Nxe5 17. dxe5 Be6
18. Bf3 Qd7 19. Be3 Rfc8 20. Qd3 Rd8 21. h3 b6 22. Bd4 Rac8 23. Rac1 Bg5 24.
Rc3 Rc4 25. b3 Rxc3 26. Bxc3 Qc7 27. Bd4 Bf4 28. Qe2 {Adams,M (2738)-Bologan,V
(2663) playchess.com INT 2004 1-0 (79)}) 14. Bf4 $146 ({RR} 14. Ne5 f6 15. Ng4
Qb6 16. Qxb6 axb6 17. Ne3 Bf7 18. Nf5 Rfe8 19. Bb5 Bf8 20. Bd2 Be6 21. Ne3 f5
22. Nc2 g6 23. Ne1 Bd7 24. Nf3 Bg7 25. Bf4 Rac8 26. h4 Re4 27. g3 Re7 28. Rac1
h6 {Ulybin,M (2575)-Asrian,K (2555) Krasnodar 1998 1-0 (54)}) ({RR} 14. Bd2 Rb8
15. Rac1 Bd6 16. g3 Ne7 17. Ne5 Qb6 18. Qxb6 axb6 19. Bf3 Bb5 20. Kg2 Rbd8 21.
Bc3 Rfe8 22. h4 Bb8 23. b3 Nc6 24. a4 Ba6 25. Nd3 Bxd3 26. Rxd3 Ne7 27. a5 b5
28. Bb4 Nc6 {Potkin,V (2516)-Genba,V (2421) Moscow 2003 1-0 (38)}) 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "4"]
[White "Assumpcao, Roberto"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "E84"]
[PlyCount "52"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2
Rb8 9. Nc1 e5 10. d5 Nd4 11. N1e2 Nxe2 12. Bxe2 Nh5 13. O-O ({RR} 13. c5 f5 14.
O-O-O Qe7 15. cxd6 cxd6 16. Bd3 b5 17. Kb1 Bd7 18. Ne2 Qf7 19. Qb4 Qf6 20. exf5
a5 21. Qd2 gxf5 22. g4 fxg4 23. fxg4 Bxg4 24. Bg5 Qf3 25. Nc3 Bf5 26. Be7 b4
27. Na4 Rf7 {Lutsko,I (2420)-Fedorov,A (2505) Minsk 1994 0-1 (40)}) 13... f5
14. exf5 gxf5 15. Rac1 $146 ({RR} 15. Bh6 Qf6 16. Bxg7 Qxg7 17. Kh1 Bd7 18. a4
Rf6 19. Rf2 Kh8 20. Bf1 Nf4 21. Ne2 Ng6 22. Qg5 f4 23. g4 e4 24. fxe4 Re8 25.
Ng3 h6 26. Qh5 fxg3 27. Rxf6 Qxf6 28. Qxh6+ Kg8 29. Bg2 Qg7 {Schwitters,
A-Karwatt,L (2189) Germany 2002 0-1 (45)}) ({RR} 15. Bg5 Qe8 16. Bh6 Qg6 17.
Bxg7 Nf4 18. g3 Kxg7 19. Kh1 Nh3 20. f4 Kh8 21. Qe3 Re8 22. Rae1 Bd7 23. Bd1 c5
24. fxe5 Rxe5 25. Qd2 Rbe8 26. Rxe5 Rxe5 27. Bf3 b5 28. b3 b4 29. Ne2 a5 {
Seliverstov,V (2462)-Matveev,V (2359) chess.com INT 2022 1-0 (42)}) ({RR} 15.
f4 Nxf4 16. Bxf4 exf4 17. Qxf4 Qf6 18. Bd3 Bd7 19. Rae1 Rbe8 20. Kh1 Re5 21.
Qf3 Qh4 22. Qg3 Qxg3 23. hxg3 Rfe8 24. Rxe5 Rxe5 25. Nd1 Re7 26. b3 Bd4 27. Kh2
Kh8 28. Rf3 Re1 29. Nf2 b5 {Vokey,C-Koliada,T (2345) North Bay 1994 0-1 (52)})
15... Qe8 16. Kh1 Qg6 17. Bd3 c5 18. Rce1 Nf6 19. g4 b5 20. cxb5 axb5 21. Rg1
b4 22. Nd1 Rb7 23. gxf5 Qh5 24. Be4 Bxf5 25. Bh6 Nxe4 26. fxe4 Bg4 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "4"]
[White "Disconzi, Rodrigo"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "97"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. h3 e5 7. d5 Nbd7 8. Bg5 h6
9. Be3 Nc5 10. Nd2 a5 11. g4 Bd7 12. Be2 Rb8 $146 ({RR} 12... Nh7 13. Nb3 Nxb3
14. axb3 f5 15. gxf5 gxf5 16. exf5 Bxf5 17. Qd2 Qh4 18. Rg1 Kh8 19. O-O-O Nf6
20. Bd3 e4 21. Bc2 Nd7 22. Nb5 Ne5 23. Rxg7 Kxg7 24. Nxc7 Rac8 25. Ne6+ Kh7 26.
Nxf8+ Rxf8 27. Qxa5 {Raupp,T (2360)-Moehring,G (2345) Bad Wildbad 1993 1/2-1/2
(53)}) ({RR} 12... b6 13. h4 Nh7 14. h5 Ng5 15. Qc2 a4 16. O-O-O a3 17. b3 Na6
18. f3 Nb4 19. Qb1 f5 20. gxf5 gxf5 21. Rdg1 f4 22. Bf2 Kh7 23. Nf1 Nh3 24. Rg2
Nxf2 25. Rxf2 Bf6 26. Nh2 Rg8 27. Ng4 {Sevian,S (2687)-Hakobyan,A (2613) chess.
com INT 2022 0-1 (53)}) ({RR} 12... Nh7 13. Qc2 Kh8 14. O-O-O b6 15. Rdg1 a4
16. a3 c6 17. h4 cxd5 18. exd5 f5 19. gxf5 Bxf5 20. Nce4 Nf6 21. Bxc5 bxc5 22.
Bd3 Nh5 23. Ng3 Nxg3 24. Rxg3 Rb8 25. Bxf5 gxf5 26. Rhg1 Rf7 27. Qxa4 {Hoi,C 
(2344)-Ostergaard,J (2253) Denmark DEN 2023 1/2-1/2 (60)}) ({RR} 12... Kh7 13.
h4 Qc8 14. Rg1 Ne8 15. Qc2 b6 16. O-O-O Nf6 17. g5 Ng4 18. Bxg4 Bxg4 19. f3 Bh5
20. gxh6 Bxh6 21. Bxh6 Kxh6 22. Rg3 Qd8 23. Rh1 Qf6 24. Ne2 Rfb8 25. Qc3 b5 26.
Qe3+ Kh7 27. Rg5 {Quinn,J (2104)-Bennett,P (2020) England 2013 1/2-1/2 (43)})
13. a3 c6 14. b4 cxd5 15. cxd5 Na6 16. Nc4 axb4 17. Bb6 Qe7 18. axb4 Rfc8 19.
Qb3 Be8 20. Be3 Bf8 21. O-O Nd7 22. Nb5 Qf6 23. Ra3 Nc7 24. Na7 Rd8 25. Rc1 Na8
26. Qa2 Be7 27. Qd2 Nf8 28. Bxh6 Nh7 29. h4 Qxh4 30. Kg2 Bg5 31. Bxg5 Qxg5 32.
Qxg5 Nxg5 33. f3 Kf8 34. Rac3 Ke7 35. Na5 Bd7 36. Bb5 f6 37. Bxd7 Kxd7 38. Nb5
Ke7 39. Nc4 Nf7 40. Ra1 Rd7 41. Raa3 Rdd8 42. Ra7 Rd7 43. Raa3 Rdd8 44. Kg3 Rd7
45. Ra1 Nc7 46. Ncxd6 Nxd5 47. Nc8+ Kd8 48. exd5 Rxc8 49. Rxc8+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "4"]
[White "Fier, Alexandr"]
[Black "Lima, Darcy Gustavo"]
[Result "1/2-1/2"]
[ECO "C18"]
[PlyCount "53"]
[EventDate "2005.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Qg4 g6 8. Nf3
Qa5 9. Bd2 f5 ({RR} 9... Qa4 10. Be2 c4 11. Ra2 Bd7 12. Qh4 h6 13. O-O Nce7 14.
Bg5 Bc6 15. g4 Qa5 16. Rb1 Nc8 17. a4 Nb6 18. Rb4 Nxa4 19. Bf6 Nxf6 20. exf6 b5
21. Qg3 Qd8 22. Ne5 Qd6 23. f4 Nb6 24. f5 {Volokitin,A (2695)-Ponomariov,R 
(2723) San Sebastian 2012 1-0 (57)}) ({RR} 9... c4 10. Be2 Bd7 11. h4 h6 12. h5
g5 13. Nh2 O-O-O 14. f4 f5 15. Qg3 g4 16. Nf1 Nge7 17. Ne3 Kb8 18. Qh4 Rdf8 19.
Kf2 Nc8 20. Rhd1 Nb6 21. Qh1 Na4 22. Qe1 Ka8 23. Nf1 b5 24. Ke3 {Ohanyan,E 
(2373)-Sjugirov,S (2680) chess.com INT 2022 0-1 (44)}) 10. Qf4 $146 ({RR} 10.
exf6 Nxf6 11. Qh4 O-O 12. Bd3 c4 13. Be2 Ne4 14. Ng5 Nxg5 15. Qxg5 e5 16. O-O
Bf5 17. dxe5 Nxe5 18. Rab1 b6 19. g4 Bxc2 20. Rb2 Bd3 21. Qxe5 Rae8 22. Qc7
Bxe2 23. Re1 Bxg4 24. Rxe8 Rxe8 {Leitao,R (2550)-Lima,D (2519) Sao Paulo 2003
1/2-1/2 (41)}) 10... Qa4 11. Ra2 Bd7 12. dxc5 Qe4+ 13. Be3 h6 14. Qxe4 fxe4 15.
Nd4 Nxe5 16. Nb5 Bxb5 17. Bxb5+ Nc6 18. c4 Nge7 19. cxd5 exd5 20. c4 O-O-O 21.
cxd5 Nxd5 22. Bd2 Nd4 23. Bc4 Rhe8 24. Bxd5 Rxd5 25. Bxh6 Rxc5 26. O-O g5 27.
Bg7 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "4"]
[White "Matsuura, Everaldo"]
[Black "Chemin, Vitorio"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "73"]
[EventDate "2005.??.??"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8.
Nc3 Qa5 9. h3 Bh5 10. d5 ({RR} 10. O-O Rd8 11. Qb3 Qb4 12. Qxb4 Bxb4 13. g4 Bg6
14. Be3 h5 15. Kg2 Nf6 16. g5 Ne4 17. Rac1 h4 18. a3 Nxc3 19. bxc3 Bxa3 20. Ra1
Bb2 21. Ra2 Bxc3 22. Rd1 Be4 23. Bb5 a6 24. Ba4 Ke7 {Levitan,R (2220)-Khromkin,
A (2191) chess.com INT 2023 0-1 (36)}) 10... Rd8 ({RR} 10... exd5 11. Qxd5 Qxd5
12. Nxd5 O-O-O 13. Nf4 Bb4+ 14. Kf1 Bxf3 15. Bxf3 Nge7 16. g3 Ne5 17. Be2 N7c6
18. Kg2 Nd4 19. Bd1 Kb8 20. Ne2 Ndf3 21. Nc3 Nd2 22. Re1 f6 23. Re2 Bxc3 24.
bxc3 Nb1 25. Rxb1 {Godena,M (2551)-Bu,X (2695) Khanty-Mansiysk 2010 1/2-1/2 
(67)}) 11. g4 $146 ({RR} 11. Bd2 exd5 12. Nd4 Nxd4 13. Bxh5 Nf6 14. Bg5 Ne6 15.
Bxf6 gxf6 16. O-O Bg7 17. Qg4 O-O 18. Ne2 d4 19. Ng3 Qg5 20. Qe4 f5 21. Qxf5
Qxf5 22. Nxf5 Nf4 23. Bf3 Bf6 24. Rad1 Rd7 25. Rd2 Rfd8 {Fourcand,P (1897)
-Gazvoda,F (2070) Calvi 2008 1/2-1/2}) ({RR} 11. O-O Nf6 12. g4 Bg6 13. Qb3
Nxd5 14. Qxb7 Qc7 15. Qxc7 Nxc7 16. Be3 Be7 17. Nb5 Nd5 18. Nxa7 Nxa7 19. Bxa7
O-O 20. Rfd1 Nf4 21. Bf1 Be4 22. Ne5 Ra8 23. Be3 Nd5 24. Bd4 Rfc8 25. Re1 Bc2 {
Szabo,G (2433)-Bondoc,D (2275) Bucharest 2004 1-0 (46)}) 11... Bg6 12. Qb3 exd5
13. Qxb7 Qb6 14. Qxb6 axb6 15. Bb5 Nge7 16. Ne5 Rc8 17. Nxd5 Be4 18. Nxe7 Bxe7
19. O-O O-O 20. Re1 Nxe5 21. Rxe4 Nf3+ 22. Kg2 Nh4+ 23. Kg3 Ng6 24. Be3 Rc2 25.
Rb1 Bd6+ 26. Kg2 f5 27. Rc4 Rxc4 28. Bxc4+ Kh8 29. Rd1 Nh4+ 30. Kf1 Bc5 31.
Bxc5 bxc5 32. a4 fxg4 33. hxg4 h5 34. Rd5 g6 35. gxh5 Nf5 36. Rxc5 gxh5 37. Bd3
1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "4"]
[White "Milos Jr, Gilberto"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "B92"]
[PlyCount "81"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3
O-O 9. g4 Be6 10. g5 Nfd7 11. h4 Nb6 ({RR} 11... a5 12. f4 exf4 13. Bxf4 Nc6
14. Nd4 Rc8 15. Ndb5 f6 16. Qd2 fxg5 17. Bxg5 h6 18. Bxe7 Qxe7 19. O-O-O Rcd8
20. Qxd6 Qxd6 21. Rxd6 Nc5 22. h5 Rxd6 23. Nxd6 Rf2 24. Kd2 Rg2 25. Ke3 Rg3+
26. Kf2 {LCZero 0.28-dev+_69626 (3623)-Stockfish 14_202107131735 (3639)
tcec-chess.com INT 2021 1/2-1/2 (98)}) 12. Nd5 N8d7 $146 ({RR} 12... Nxd5 13.
exd5 Bf5 14. Bd3 Qd7 15. Rg1 a5 16. a4 Na6 17. c3 Nc7 18. Qc2 g6 19. c4 Rfc8
20. Bxf5 gxf5 21. Qd2 Ne8 22. Qc3 Ng7 23. Nd2 f4 24. Bb6 Ra6 25. Bxa5 Rca8 26.
Bb4 Rxa4 27. Rxa4 {Schmidt Schaeffer,S (2275)-Gallagher,J (2500) Switzerland
1993 0-1 (32)}) ({RR} 12... Nxd5 13. exd5 Bf5 14. c4 Nd7 15. Bg4 Bxg4 16. Qxg4
Rc8 17. h5 a5 18. g6 Nf6 19. gxh7+ Kh8 20. Qf5 Rxc4 21. Rd1 a4 22. Nd2 Rg4 23.
Bg5 Qc8 24. Qxc8 Rxc8 25. Bxf6 Bxf6 26. Ke2 Rd4 27. b3 {Omelja,A (2434)
-Begunov,K (2325) chess.com INT 2023 0-1 (32)}) 13. Qd3 Bxd5 14. exd5 Rc8 15.
Nd2 f5 16. gxf6 Nxf6 17. c4 Na4 18. Qa3 b5 19. cxb5 axb5 20. Bxb5 Nb6 21. Qa5
Nbxd5 22. Qxd8 Bxd8 23. Bg5 Rc2 24. Ba4 Rc8 25. Bb3 Kh8 26. Rd1 Bb6 27. O-O h6
28. Bxf6 Nxf6 29. Nc4 Bd4 30. Nxd6 Rb8 31. Rd2 Nh5 32. Re1 Rf4 33. Nf7+ Kh7 34.
Nxe5 Rbf8 35. Bc2+ Kg8 36. Bb3+ Kh7 37. Bd1 Kg8 38. Bxh5 Bxf2+ 39. Rxf2 Rxf2
40. Ng6 R8f6 41. Re8+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "4"]
[White "Santos, Marcus Vinicius"]
[Black "Coelho, Luis Henrique"]
[Result "1/2-1/2"]
[ECO "D47"]
[PlyCount "41"]
[EventDate "2005.??.??"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
Bb7 9. e4 b4 10. Na4 c5 11. e5 Nd5 12. O-O cxd4 13. Re1 g6 14. Bd2 a6 ({RR} 
14... Bg7 15. Bb5 O-O 16. Bg5 f6 17. exf6 N7xf6 18. Nxd4 Nc7 19. Bc4 Bd5 20.
Nxe6 Bxe6 21. Rxe6 {1-0 (21) Mamedyarov,S (2722)-Vescovi,G (2619) Mainz 2006})
({RR} 14... Bg7 15. Bb5 a6 16. Nc5 axb5 17. Nxb7 Qb6 18. Nd6+ Kf8 19. Ng5 Ke7
20. Ngxf7 Nxe5 21. Bg5+ Kd7 22. Nxe5+ Kxd6 23. Nf7+ Kd7 24. Nxh8 Rxh8 25. Qd3
Rf8 26. Re2 Rf5 27. Bd2 h5 28. Ree1 Be5 29. a4 {Manukyan,S (2258)-Bakunts,R 
(2384) Poti 2016 1-0 (31)}) 15. Rc1 $146 ({RR} 15. Be4 Qb8 16. Qc1 Qa7 17. Bh6
Rc8 18. Qd2 Ne7 19. Bxf8 Rxf8 20. Qxb4 Bxe4 21. Rxe4 d3 22. Rc4 Rd8 23. Nc3 Qb8
24. Qa5 Rh8 25. Rd1 Nb6 26. Rd4 Rxd4 27. Nxd4 Nbd5 28. Nxd5 Nxd5 29. Qxa6 Kf8 {
San Segundo Carrillo,P (2440)-Anand,V (2710) Madrid 1993 1/2-1/2 (41)}) ({RR} 
15. Be4 Be7 16. Bh6 Bf8 17. Qd2 Rb8 18. Rac1 Ne7 19. Nxd4 Qa5 20. Bxf8 Rxf8 21.
Bxb7 Rxb7 22. b3 Qd5 23. Qe3 Rb8 24. Nf3 Nf5 25. Qe2 Qb5 26. Qe4 Qb7 27. Qd3 h5
28. Red1 Ke7 29. Qd2 Rfc8 {Wells,P (2530)-Mueller,K (2515) Germany 1998 1/2-1/
2 (50)}) 15... Bg7 16. Bg5 Qb8 17. Nc5 Nxc5 18. Rxc5 O-O 19. Be4 h6 20. Bh4 Rc8
21. Rxc8+ 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "5"]
[White "Cavalcanti, Francisco"]
[Black "Santos, Marcus Vinicius"]
[Result "1/2-1/2"]
[ECO "A09"]
[PlyCount "40"]
[EventDate "2005.??.??"]

1. Nf3 d5 2. c4 d4 3. g3 c5 4. Bg2 Nc6 5. O-O e5 6. d3 f6 ({RR} 6... Bg4 7. e3
dxe3 8. Bxe3 Nf6 9. Nc3 Be7 10. Qb3 O-O 11. h3 Bd7 12. Bg5 b6 13. Rfe1 h6 14.
Bxf6 Bxf6 15. Nd5 g6 16. a3 Bg7 17. Rab1 Rc8 18. Nd2 h5 19. Nf3 Re8 20. Qd1 Be6
21. h4 {Hickl,J (2589)-Kortschnoj,V (2617) Switzerland 2005 1-0 (49)}) 7. Na3
Bg4 ({RR} 7... Be6 8. Nc2 Qd7 9. Re1 Nge7 10. a3 a5 11. b3 h5 12. Bd2 h4 13. b4
hxg3 14. fxg3 Bh3 15. Bh1 Qg4 16. b5 Nd8 17. e3 Qh5 18. exd4 cxd4 19. Qe2 Bg4
20. Qf2 Ne6 21. Nfxd4 Nc5 22. Be4 {Mammadov,Z (2417)-Martirosyan,H (2622)
chess.com INT 2021 0-1 (33)}) 8. Nc2 $146 ({RR} 8. h3 Be6 9. Nc2 Qd7 10. Kh2
Nge7 11. a3 a5 12. Rb1 a4 13. b4 axb3 14. Rxb3 Nc8 15. e3 Be7 16. exd4 cxd4 17.
Re1 O-O 18. Bd2 Ra7 19. Nfxd4 Nxd4 20. Nxd4 Qxd4 21. Be3 Qd8 22. Bxa7 Nxa7 {
Pandurevic,M (2259)-Feletar,D (2400) Velika Gorica 2006 0-1 (63)}) 8... Bd6 9.
a3 a5 10. b3 f5 11. h3 Bh5 12. Nh4 Nge7 13. Rb1 O-O 14. Bf3 Bxf3 15. exf3 Qd7
16. Qe2 Rab8 17. Bd2 b5 18. Ng2 Rb6 19. f4 e4 20. dxe4 fxe4 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "5"]
[White "Coelho, Luis Henrique"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "A55"]
[PlyCount "86"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 Be7 6. Be2 O-O 7. O-O c6 8. Qc2
Qc7 9. Rd1 Re8 10. Be3 ({RR} 10. b4 a5 11. b5 exd4 12. Nxd4 Nc5 13. bxc6 bxc6
14. Bf4 Bf8 15. f3 Nh5 16. Bg5 h6 17. Bh4 a4 18. Rab1 Nf4 19. Bf1 Nfe6 20. Bf2
Nxd4 21. Bxd4 Qa5 22. Qb2 Ne6 23. Bf2 a3 24. Qb4 Qxb4 {Morchiashvili,B (2293)
-Stanec,N (2468) Vienna AUT 2023 1/2-1/2 (39)}) 10... Ng4 11. Bd2 Bf8 ({RR} 
11... Ngf6 12. Rac1 Nf8 13. h3 Ng6 14. Be3 h6 15. a3 Nh7 16. Qd2 Nh4 17. Nxh4
Bxh4 18. b4 Bg5 19. d5 Bxe3 20. Qxe3 Nf6 21. c5 dxc5 22. d6 Qd8 23. Qxc5 Be6
24. b5 Nd7 25. Qe3 Qa5 26. bxc6 {Svane,R (2615)-Khismatullin,D (2618) Riga LAT
2019 1-0 (58)}) 12. Rac1 $146 ({RR} 12. h3 Ngf6 13. Be3 a6 14. a3 exd4 15. Nxd4
Nc5 16. Bf3 g6 17. b4 Ne6 18. Nb3 Nd7 19. Qd2 Ne5 20. Be2 b5 21. Na5 Rd8 22.
Rac1 Nxc4 23. Bxc4 bxc4 24. Nxc4 Rb8 25. Na5 Qd7 26. Bh6 Be7 {Snape,I (2229)
-Cafferty,B (2192) Hastings 2008 1-0 (60)}) ({RR} 12. h3 Ngf6 13. Rac1 exd4 14.
Nxd4 Nc5 15. Bf3 a5 16. Be3 Nfd7 17. b3 g6 18. a3 Bg7 19. b4 axb4 20. axb4 Ne6
21. Be2 Nxd4 22. Bxd4 Nf6 23. c5 dxc5 24. bxc5 Be6 25. Qb2 Red8 26. Bf1 Rd7 {
Lenderman,A (2648)-Terry,R (2514) chess24.com INT 2019 1/2-1/2 (37)}) 12... a5
13. b3 Qb8 14. h3 exd4 15. Nxd4 Ngf6 16. Be3 Nc5 17. Bf3 Qc7 18. Bg5 Nfd7 19.
g3 Ne6 20. Be3 Nxd4 21. Bxd4 Nc5 22. Bg2 Be6 23. f4 Rad8 24. Qf2 Qb8 25. g4 Bc8
26. Rd2 b5 27. Bxc5 dxc5 28. e5 Qb6 29. Rxd8 Rxd8 30. cxb5 cxb5 31. Nd5 Qb8 32.
Rd1 Bb7 33. Qd2 Qa8 34. g5 c4 35. bxc4 bxc4 36. Nf6+ gxf6 37. Qxd8 Bxg2 38.
Qxa8 Bxa8 39. Rd8 Be4 40. exf6 c3 41. Rc8 c2 42. Kf2 Bf5 43. Rc7 Ba3 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "5"]
[White "Lima, Darcy Gustavo"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B40"]
[PlyCount "39"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 Nf6 5. Be2 d5 6. e5 Nd7 7. cxd5 exd5 8.
Nxd5 Ndxe5 9. Nxe5 Qxd5 10. Nxc6 Qxc6 11. O-O Be7 12. d4 cxd4 13. Qxd4 O-O 14.
Bf3 Bf6 15. Qb4 Qb6 16. a3 $146 ({RR} 16. Bd2 Bf5 17. Qxb6 axb6 18. Bc3 Bxc3
19. bxc3 Rac8 {1/2-1/2 (19) Nielsen,P (2515)-Lautier,J (2660) Germany 1998})
16... Rd8 17. Be3 Qxb4 18. axb4 Bxb2 19. Rxa7 Rxa7 20. Bxa7 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "5"]
[White "Mekhitarian, Krikor"]
[Black "Disconzi, Rodrigo"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "43"]
[EventDate "2005.??.??"]

1. e4 {Salov,V} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. O-O
O-O 8. Be3 Nc6 9. Kh1 a6 10. a4 Bd7 11. Nb3 b6 12. f4 Qc7 13. Bf3 Rab8 14. g4
Bc8 15. g5 Nd7 16. Bg2 Re8 17. Qh5 ({RR} 17. Qe2 Bf8 18. Rad1 Bb7 19. Qf2 g6
20. Ne2 Bg7 21. c3) 17... g6 18. Qh4 ({RR} 18. Qh3 Nb4 19. f5 Ne5 20. Nd4 exf5
21. exf5 Bb7 22. Ne4 Bxe4 23. Bxe4 Bf8 ({RR} 23... d5) 24. Rae1 d5 25. Bg2 Bd6
26. c3 Nbd3 27. Re2) 18... Nb4 ({RR} 18... b5 19. axb5 axb5 20. Rf3 ({RR} 20.
Nd4 Nxd4 21. Bxd4 b4 22. Nd1 Qxc2 ({RR} 22... e5 23. fxe5 Nxe5 24. Bxe5 dxe5
25. Rxf7 h5 ({RR} 25... Kxf7 26. Qxh7+ Ke6 27. Ne3) 26. Rf6 Bxf6 27. gxf6 Qxc2
28. Qg5 Kh7 29. Rc1 Qd3 30. Ne3) 23. Ne3) 20... b4 21. Ne2 ({RR} 21. Rh3 Nf8
22. Ne2 e5 23. f5 gxf5 24. Ng3 fxe4 ({RR} 24... f4 25. Nf5 fxe3 26. Qh6 Bxf5
27. exf5) 25. Bxe4 Bxh3 26. Qxh3) 21... Bf8 22. Rh3 h5 ({RR} 22... h6 23. gxh6
Kh7 24. Nbd4) 23. f5 exf5 24. exf5 Ne7 ({RR} 24... Nde5 25. Ng3 Ng4 26. Nxh5)
25. Nbd4 ({RR} 25. Ng3 Bb7 ({RR} 25... Qxc2 26. Nxh5 gxh5 27. Qxh5 Bg7 28. Bd4
Ne5 29. Qh7+ Kf8 30. f6 Qxh7 31. Rxh7 Bxf6 32. gxf6 Ng8 33. Ba7) 26. Nxh5 ({RR
} 26. Bxb7 Qxb7+ 27. Kg1 Qf3) 26... Bxg2+ 27. Kxg2 Qxc2+ 28. Kg1 gxh5 29. Qxh5
Bg7 30. Bd4 f6 31. gxf6 Nxf6 32. Bxf6 Bxf6 33. Rg3+ Kf8 34. Qh6+ Kf7) 25... Bb7
26. Rf1 ({RR} 26. Nf4 Bxg2+ 27. Kxg2 Nxf5) 26... Bxg2+ 27. Kxg2 Nc6 ({RR} 27...
Nd5) 28. Ne6 Qb7 ({RR} 28... fxe6 29. fxg6 Nde5 30. Qxh5 Qg7 31. Rf6) 29. Kg1
Nce5 30. N2f4 fxe6 ({RR} 30... Qe4 31. Nxf8 Nxf8 ({RR} 31... Rxf8 32. Nxg6 Qxh4
33. Ne7+ Kg7 34. Rxh4) 32. Nxh5 Qg4+ 33. Qxg4 Nxg4 34. Nf6+) 31. fxg6 ({RR} 31.
Nxg6 Nxg6 32. fxg6 Ne5 33. Qxh5 Qg7 34. Bd4 Nf3+ 35. Rfxf3 Qxd4+ 36. Rf2 Re7
37. g7 Qxg7 38. Rf6) 31... Bg7 32. Qxh5 Nf8 33. Nd3 {Salov,V (2680)-Gelfand,B 
(2675) Wijk aan Zee 1998 CBM 063 [Salov,V] 1-0 (68)} ({RR} 33. Bd4 Qe4)) ({RR} 
18... f6 19. gxf6 ({RR} 19. f5) 19... Bxf6) 19. f5 Ne5 ({RR} 19... Nxc2 20.
fxg6 fxg6 21. Qf2) 20. Nd4 Bf8 21. Rad1 $146 ({RR} 21. fxe6 Bxe6 22. Nd5 Nxd5
23. exd5 Bd7 24. Rae1 Bg7 25. Bg1 b5 26. axb5 Bxb5 27. Nxb5 Rxb5 28. Bd4 Reb8
29. Rc1 Rb4 30. c4 {0-1 (30) Dorfanis,I (2186)-Tosic,M (2425) Plovdiv 2015})
21... Bg7 22. f6 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "5"]
[White "di Berardino, Diego"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B51"]
[PlyCount "68"]
[EventDate "2005.??.??"]

{[%evp 12,68,11,8,31,-37,65,3,60,52,76,20,34,0,97,58,52,54,66,53,85,86,81,88,
209,60,147,150,153,158,172,172,178,153,115,90,97,-13,0,0,0,-7,-10,-268,-260,
-248,-198,-410,-355,-483,-495,-493,-494,-495,-467,-550,-467,-653,-668]} 1. e4
c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. O-O Bc6 {
B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} ({RR} 7... Rc8 8.
Nc3 e5 9. Qd3 h6 10. Be3 Nf6 11. a4 Be7 12. a5 Be6 13. Rfd1 O-O 14. Nh4 Rc6 15.
Nf5 Bxf5 16. exf5 Qc8 17. h3 Rd8 18. Bb6 Rd7 19. Qf3 Bd8 20. Be3 Rc4 21. Nd5
Rxc2 22. Ra4 {[%eval -160,19] Spasov,V (2621)-Volokitin,A (2661) Baile
Herculane 2010 0-1 (48)} (22. b3 $15 {[%eval -69,22]})) 8. Bg5 {[%eval -37,27]}
({RR} 8. c4 e5 9. Qe3 Nf6 10. Nc3 Be7 11. Rd1 Qc7 12. a4 O-O 13. b3 Ng4 14. Qe2
Qb6 {[%eval 152,23]} (14... f5 $1 $14 {[%eval 35,25]}) 15. h3 Qxb3 $2 {[%eval
438,23][%mdl 8192]} (15... Nf6 $16 {[%eval 117,25] is tougher.}) 16. Ra3 Qb6
17. hxg4 d5 18. Ra2 d4 19. Nd5 Bxd5 20. cxd5 Bd6 21. Bd2 Qb3 22. Raa1 Rac8 {
Benmesbah,N (2256)-Desideri,R (1959) chess.com INT 2023 1-0 (31)}) (8. c4 $14 {
[%eval 31,18]}) 8... Nf6 {[%eval 65,27]} (8... f6 $15 {[%eval -37,27]} 9. Be3
e5) 9. Nbd2 $146 {[%eval 3,30]} ({RR} 9. Re1 h6 {[%eval 89,16]} (9... e6 $11 {
[%eval 0,17] remains equal.}) 10. Bxf6 $1 gxf6 11. Nc3 Bg7 12. Qd3 h5 13. Nd4
e6 14. Rad1 Bf8 {[%eval 172,21]} (14... Rc8 $16 {[%eval 112,24]}) 15. f4 {
[%eval 100,26]} (15. Nd5 $18 {[%eval 172,21]}) 15... Be7 16. f5 Bd7 $2 {
[%eval 348,19]} (16... e5 $16 {[%eval 128,19]}) 17. fxe6 fxe6 18. e5 $1 dxe5
19. Qg6+ Kf8 20. Nxe6+ $1 Bxe6 21. Rxd8+ Rxd8 22. Rf1 Bf7 23. Rxf6 {[%csl Gf6]
[%cal Rg6f7]} Rh7 {Bologan,V (2535)-Thorhallsson,T (2425) Gausdal 1991 1-0 (40)
}) ({RR} 9. Nc3 {[%eval 0,34] 9.Bxf6 0.61} e6 10. Rfe1 Be7 11. Rad1 Qa5 $2 {
[%eval 213,28]} (11... O-O $11 {[%eval -4,30]}) 12. b4 $2 {[%eval 0,33]} (12.
Nd5 $1 $18 {[%eval 213,28][%cal Rd5e7]} exd5 13. exd5 Qxd5 14. Bxf6 gxf6 15.
Qe3) 12... Qc7 13. Nd5 Bxd5 $1 14. exd5 e5 15. Nxe5 dxe5 16. Rxe5 $2 {[%eval
-182,25]} (16. d6 $11 {[%eval -11,28]} exd4 17. dxc7) 16... O-O $1 17. Rde1 Bd6
18. Bxf6 gxf6 19. Rh5 $2 {[%eval -330,31]} (19. R5e4 $17 {[%eval -153,26]}
Bxh2+ 20. Kh1) 19... Rfe8 {[%cal Re8e1]} 20. Rf1 Re5 21. Qg4+ Kh8 22. Rh6 Qxc2
23. Rxf6 Rg8 $2 {[%eval -95,28] Vouros,N-Inkiov,V (2450) Ikaria 1992 0-1} (
23... Qc7 $19 {[%eval -262,26] is more deadly.} 24. Qd4 Kg8 25. Qg4+ Kf8)) (9.
Bxf6 $14 {[%eval 65,27]} gxf6 10. Nc3) ({Predecessor:} 9. Re1 h6 10. Bxf6 gxf6
11. Nc3 Bg7 12. Qd3 h5 13. Nd4 e6 14. Rad1 Bf8 15. f4 {1-0 (40) Bologan,V 
(2535)-Thorhallsson,T (2425) Gausdal 1991}) 9... h6 {[%eval 60,22]} (9... e6
$11 {[%eval 3,30]}) 10. Bxf6 $1 $14 gxf6 11. Nc4 {[%eval 20,15]} (11. Rfe1 $16
{[%eval 76,17]}) 11... Rg8 $11 12. Rfe1 Qd7 {[%eval 97,24]} (12... d5 $11 {
[%eval 0,26]} 13. exd5 Qxd5 14. Nd6+ Kd7) 13. Re3 {Nb6 is the strong threat.}
Qg4 {[%csl Gg8][%cal Rg4g2]} 14. Ne1 $36 {[%mdl 2048] White is more active.}
Bg7 15. h3 Qe6 16. Nb6 Rd8 {[#] With the idea ...f5.} 17. Nd5 $1 {[%cal Rd5c7]
Threatens to win with Nc7+.} Qe5 {[%eval 209,25] [#]} (17... Rc8 $16 {[%eval
88,26]}) 18. Qd1 {[%eval 60,25]} ({White has to play} 18. Qb6 $1 $18 {[%eval
209,25]}) 18... Kf8 {[%eval 147,18]} ({Black should play} 18... Qxb2 $14 {
[%eval 60,25]} 19. Nd3 Qd4) 19. Nd3 $16 Qd4 20. c3 Qa7 21. Qf3 b5 22. N3f4 e6
23. Nb4 Bb7 24. Nh5 {[%eval -13,28]} (24. a4 $16 {[%eval 97,26]}) 24... f5 {
aiming for ...Be5.} 25. Qf4 $1 {Hoping for Rg3.} Be5 26. Qxh6+ Ke7 {Strongly
threatening ...Rg6.} 27. Nf4 $2 {[%eval -268,16][%mdl 8192]} (27. exf5 $1 $11 {
[%eval -10,11] and White stays safe.} Rxg2+ 28. Kf1) 27... fxe4 $19 28. Rae1 d5
29. Kh1 $2 {[%eval -410,25]} (29. Rf3 {[%eval -198,27]}) 29... Qb8 30. Nbd3 Rh8
{Black is clearly winning.} 31. Qg5+ Bf6 32. Qg4 Rdg8 33. Qd1 Bg5 34. g3 exd3 {
Accuracy: White = 30%, Black = 55%.} 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "6"]
[White "Disconzi, Rodrigo"]
[Black "Santos, Marcus Vinicius"]
[Result "1/2-1/2"]
[ECO "D34"]
[PlyCount "106"]
[EventDate "2005.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O
O-O 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Bg4 12. Qa4 Na5 13. Rad1 Nc4 14. Bc1 Nb6
15. Qb3 Rc8 16. h3 Bd7 17. Bf4 Rc4 18. a3 $146 ({RR} 18. Be5 Qc8 19. Kh2 Re8
20. Ncb5 Rb4 21. Qd3 Nc4 22. Bxf6 Bxf6 23. Bxd5 Ne5 24. Qd2 Rxb5 25. Nxb5 Bxb5
26. Rfe1 Qc5 27. Kg2 Rd8 28. e4 Bc6 29. Qc3 Qxc3 30. bxc3 Bxd5 31. Rxd5 Rc8 32.
f4 Nc6 {Ratkovic,M (2272)-Somborski,N (2342) Kac 2012 1-0 (56)}) 18... a5 19.
Rd3 a4 20. Qa2 Qc8 21. Kh2 Ne4 22. Nxe4 dxe4 23. Bxe4 Bxh3 24. Rfd1 Bc5 25. Be3
Be7 26. Bf3 Bd7 27. b3 Rc5 28. b4 Rc4 29. Qd2 Bf6 30. Qe1 Re8 31. Qh1 Rc7 32.
Bf4 Be5 33. Bxe5 Rxe5 34. b5 Re8 35. Rb1 Bg4 36. Bxg4 Qxg4 37. Qf3 Qg6 38. Nf5
Nc4 39. Qf4 Qh5+ 40. Kg2 Qxe2 41. Rd4 Ne5 42. Re4 Ng6 43. Rxe8+ Qxe8 44. Qxc7
Qe4+ 45. Kh2 Qxb1 46. Nd6 Qa2 47. Kg1 Qd5 48. b6 Ne5 49. Nxb7 Nf3+ 50. Kf1 Qd1+
51. Kg2 Ne1+ 52. Kf1 Nf3+ 53. Kg2 Ne1+ 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "6"]
[White "Fier, Alexandr"]
[Black "Chemin, Vitorio"]
[Result "1-0"]
[ECO "B89"]
[PlyCount "111"]
[EventDate "2005.??.??"]

{[%evp 20,111,41,15,48,30,180,169,182,174,187,181,403,191,175,177,200,193,292,
301,300,306,451,436,433,403,386,389,489,492,471,450,437,407,477,459,436,439,
551,429,432,425,611,550,542,549,520,535,509,497,485,496,517,515,511,411,498,
504,496,494,494,489,506,507,558,549,587,583,566,557,625,619,625,612,600,592,
592,592,592,465,523,524,499,489,571,545,658,477,885,862,824,824,702,406]} 1. e4
c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2 Qc7
9. O-O-O Be7 10. Bb3 Na5 11. g4 b5 12. g5 Nd7 {[%eval 180,22] [#]} (12... Nxb3+
$11 {[%eval 30,25] and Black stays safe.} 13. Nxb3 (13. axb3 Nd7 $11) 13... Nd7
) 13. Bxe6 $1 $18 fxe6 {White is clearly better.} 14. Nxe6 {[%mdl 64] Double
Attack} Qc4 15. Nxg7+ ({Worse is} 15. Qxc4 Nxc4 16. Nc7+ Kd8 $11) 15... Kf7 $2
{[%eval 403,21]} (15... Kf8 {[%eval 181,20]}) 16. Nf5 $146 {[%eval 191,25]} ({
RR} 16. Qh5+ Kxg7 17. Nd5 Bf8 {[%eval 660,26]} (17... Nc6 $142 {[%eval 401,24]}
) 18. Bd4+ Ne5 19. b3 Qxd4 {[%eval 603,22]} (19... Bg4 $142 {[%eval 420,26]})
20. Rxd4 Bg4 21. Qh4 h5 22. f4 Nac6 23. fxe5 Nxd4 24. Qf2 Bf3 {[%eval 809,19]}
(24... Nf3 $142 {[%eval 517,15]} 25. h3 dxe5) 25. Qxd4 Bxh1 26. e6+ Kh7 27. Qf6
Bxe4 28. Qf7+ {1-0 (28) Larrea,M (2266)-Coppola,C (2177) Montevideo 2013}) (16.
Qh5+ $142 {[%eval 403,21]} Kxg7 17. Nd5) 16... Qxe2 $18 17. Nxe2 Nc4 18. Bd4
Bxg5+ {[%eval 292,28]} (18... Rd8 {[%eval 193,25] was called for.} 19. Nxe7
Kxe7) 19. f4 Bf6 20. b3 Na5 {[%eval 451,23]} (20... Bxd4 $142 {[%eval 306,28]}
21. Nexd4 Nf6) 21. Nxd6+ Kf8 22. e5 Be7 23. Bc3 Nb7 24. Nxc8 {[%mdl 64]
Discovered Attack} Rxc8 25. Rxd7 Nc5 26. Ra7 Ne4 27. Kb2 Rg8 {intending ...Rg2.
} 28. f5 Rg2 29. f6 Bc5 30. Rxh7 Nxc3 {[%eval 611,27]} (30... Kg8 $142 {
[%eval 425,26]}) 31. Rh8+ ({Less strong is} 31. Kxc3 Bd6+ 32. Kd3 Bxe5 $18) ({
And not} 31. Nxc3 Bd4 $11) 31... Rg8 32. Rxg8+ Kxg8 33. Kxc3 {[%mdl 4096]
Endgame KRB-KRN} Re8 34. f7+ {[%mdl 64] Decoy} Kxf7 35. Rf1+ Ke6 36. Nf4+ Kd7
37. Nd3 Be7 38. Kd4 {White is clearly winning.} Rh8 39. Rf2 Kc6 40. Ke4 Rh4+
41. Kf5 Kd5 42. Nf4+ Kd4 43. Rd2+ Kc3 44. Re2 {Threatens to win with Nd5+.} Ba3
45. e6 Bd6 46. e7 Bxe7 47. Nd5+ Kb2 48. c4+ Ka3 49. cxb5 Bc5 50. bxa6 Rh5+ 51.
Ke4 Rh6 52. Nc7 Kb4 53. Rc2 Bb6 {[%eval 885,25]} (53... Ba7 $142 {[%eval 477,
28]} 54. Kd5 Rg6) 54. Rc4+ Ka3 {[#]} 55. a7 $1 {[%mdl 64] Decoy} Bxa7 56. Ra4+
{[%mdl 64] Double Attack. Accuracy: White = 84%, Black = 46%.} 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "6"]
[White "Matsuura, Everaldo"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "80"]
[EventDate "2005.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Be7 6. O-O O-O 7. Re1 a6 8. Ba4
Re8 9. Nbd2 Bf8 10. Nf1 h6 11. Ng3 g6 12. d4 b5 13. Bc2 Bb7 14. a3 Bg7 15. h3
Qe7 16. d5 $146 ({RR} 16. Be3 Rad8 17. d5 Nb8 18. b3 c6 19. c4 Nbd7 20. a4 bxc4
21. bxc4 cxd5 22. cxd5 Rc8 23. Qd2 Kh7 24. Reb1 Rc7 25. Ra2 Nc5 26. a5 Bc8 27.
Qe2 Rf8 28. Nd2 h5 29. Nf3 Bh6 30. Rb4 Ng8 {Postny,E (2562)-Sokolovsky,Y (2366)
Teplice CZE 2022 0-1 (79)}) 16... Na5 17. Nd2 Bc8 18. b4 Nb7 19. a4 Bd7 20.
axb5 axb5 21. Bb2 c6 22. c4 c5 23. Bc3 h5 24. Bd3 h4 25. Ne2 Rxa1 26. Qxa1 bxc4
27. Bxc4 Bh6 28. Bd3 cxb4 29. Bxb4 Nc5 30. Bxc5 Bxd2 31. Rd1 Bg5 32. Bb4 Rb8
33. Bc3 Ne8 34. Qa7 Qd8 35. Ba5 Qc8 36. Ba6 Qc2 37. Nc3 Bd8 38. Bd3 Qb3 39. Rb1
Qa3 40. Rxb8 Bxa5 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "6"]
[White "Mekhitarian, Krikor"]
[Black "Lima, Darcy Gustavo"]
[Result "0-1"]
[ECO "C67"]
[PlyCount "82"]
[EventDate "2005.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 d6 8.
e6 fxe6 9. axb5 Ne7 10. Bg5 ({RR} 10. c4 Nf5 11. Bg5 Be7 12. Bxe7 Qxe7 13. Nc3
O-O 14. Re1 Qf7 15. b6 cxb6 16. Nb5 Bd7 17. Nxd6 Nxd6 18. Qxd6 Bc6 19. Qxe6
Bxf3 20. gxf3 a6 21. Qxf7+ Kxf7 22. Re3 Rac8 23. Rae1 Rfe8 24. b3 a5 {Nakamura,
H (2760)-So,W (2773) chess.com INT 2022 1/2-1/2 (68)}) ({RR} 10. Nc3 Ng6 11.
Ng5 Be7 12. Qh5 Bxg5 13. Bxg5 Qd7 14. f4 O-O 15. g4 Qf7 16. f5 exf5 17. Be3 Ne5
18. Qxf7+ Rxf7 19. gxf5 Bxf5 20. Nd5 g6 21. Rxa7 Rxa7 22. Bxa7 c6 23. Ne3 Be4
24. Rxf7 Kxf7 {Titus,A (2202)-Fedoseev,V (2683) chess.com INT 2023 0-1 (38)})
10... h6 11. Bh4 e5 $146 ({RR} 11... g5 12. Bg3 Bg7 13. Nc3 Nf5 14. Qd3 O-O 15.
Ra4 {1/2-1/2 (15) Matulovic,M-Ivkov,B Sarajevo 1958}) ({RR} 11... g5 12. Ne5
dxe5 13. Qh5+ Kd7 14. Rd1+ Nd5 15. Bg3 Bd6 16. c4 Nf6 17. Qe2 b6 18. b4 Ke7 19.
c5 Nd5 20. cxd6+ cxd6 21. Nd2 Bb7 22. Ne4 Rg8 23. Ra3 Qc7 24. h4 Nf4 25. Bxf4
gxf4 26. Rc3 {Bogdanovic,R-Karaklajic,N Sombor 1957 0-1 (55)}) 12. Nc3 Bf5 13.
Nd5 Be4 14. Nc3 Bf5 15. Nd5 Be6 16. c4 Bxd5 17. cxd5 Qd7 18. Re1 g5 19. Nd4
Nxd5 20. Qb3 Qf7 21. b6 Nxb6 22. Qb5+ c6 23. Rxe5+ Be7 24. Nxc6 bxc6 25. Qxc6+
Kf8 26. Re3 Rc8 27. Qe4 gxh4 28. Rxa7 Rc1+ 29. Re1 Rxe1+ 30. Qxe1 Nd5 31. b4
Kg7 32. Qa1+ Qf6 33. Qd1 Rc8 34. Qg4+ Qg6 35. Qd4+ Kh7 36. h3 Rc1+ 37. Kh2 Qf5
38. Qxh4 Qe5+ 39. f4 Qe3 40. Rb7 Qg1+ 41. Kg3 Qe1+ 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "6"]
[White "Milos Jr, Gilberto"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "B92"]
[PlyCount "51"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3
O-O 9. g4 Be6 10. g5 Nfd7 11. h4 Nb6 ({RR} 11... a5 12. f4 exf4 13. Bxf4 Nc6
14. Nd4 Rc8 15. Ndb5 f6 16. Qd2 fxg5 17. Bxg5 h6 18. Bxe7 Qxe7 19. O-O-O Rcd8
20. Qxd6 Qxd6 21. Rxd6 Nc5 22. h5 Rxd6 23. Nxd6 Rf2 24. Kd2 Rg2 25. Ke3 Rg3+
26. Kf2 {LCZero 0.28-dev+_69626 (3623)-Stockfish 14_202107131735 (3639)
tcec-chess.com INT 2021 1/2-1/2 (98)}) 12. Qd2 ({RR} 12. Nd2 Nc6 13. Bg4 Qc7
14. g6 Nd4 15. gxh7+ Kh8 16. Bxe6 fxe6 17. Bxd4 exd4 18. Ne2 e5 19. Nc1 d5 20.
Nd3 Bf6 21. Rc1 Nc4 22. Qe2 Qa5 23. Kd1 Nd6 24. a3 Rae8 25. Nb4 dxe4 26. Nxe4
Be7 {Geher,K (2261)-Szikszai,B (2200) Budapest HUN 2023 0-1 (45)}) 12... N8d7
13. O-O-O Rc8 14. h5 $146 ({RR} 14. f4 exf4 15. Bxf4 Ne5 16. Kb1 Nbc4 17. Bxc4
Nxc4 18. Qh2 a5 19. Nd5 Bxd5 20. Rxd5 a4 21. Nd4 Qb6 22. c3 Rfe8 23. h5 Bf8 24.
g6 Rxe4 25. h6 Qxb2+ 26. Qxb2 Nxb2 27. gxh7+ Kh8 28. Bxd6 Bxd6 {Minko,D (2061)
-Cu Hor,W (2335) Barcelona ESP 2019 1-0 (31)}) ({RR} 14. f4 exf4 15. Bxf4 Ne5
16. Kb1 Nbc4 17. Bxc4 Nxc4 18. Qh2 a5 19. Nd5 Bxd5 20. Rxd5 a4 21. Nd4 Qb6 22.
c3 Rfe8 23. h5 Bf8 24. g6 Rxe4 25. h6 Qxb2+ 26. Qxb2 Nxb2 27. gxh7+ Kh8 28.
Bxd6 Bxd6 {Minko,D (2061)-Cu Hor,W (2335) Barcelona ESP 2019 1-0 (31)}) 14...
f5 15. exf5 Bxf5 16. g6 h6 17. f4 d5 18. fxe5 Nxe5 19. Bxb6 Qxb6 20. Qxd5+ Qe6
21. Qxb7 Nc6 22. Bd3 Nb4 23. Kb1 Nxd3 24. cxd3 Rfd8 25. Rde1 Rxd3 26. Ka1 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "7"]
[White "Chemin, Vitorio"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B14"]
[PlyCount "154"]
[EventDate "2005.??.??"]

1. d4 {Mueller,Karsten} Nf6 2. Nf3 e6 3. e3 c5 4. c4 cxd4 5. exd4 d5 6. Nc3 Bb4
7. cxd5 Nxd5 8. Bd2 O-O 9. Bd3 Nc6 10. O-O Be7 11. a3 Bf6 12. Bc1 ({RR} 12. Be3
g6 ({RR} 12... Nxc3 13. bxc3 b6) ({RR} 12... Nxe3 13. fxe3 g6 14. Be4 Bd7 15.
Qe2 Rb8 16. Rad1) ({RR} 12... Nce7 13. Be4 Bd7 14. Qd3 h6 15. Ne5 Rc8 16. Ng4
Bc6) 13. Rc1 Nxc3 14. bxc3 b6 15. Bh6 Bg7 16. Bg5 Qc7 17. c4 Bb7 ({RR} 17...
Nxd4 18. Nxd4 Bxd4 19. Be4) ({RR} 17... Bxd4 18. Nxd4 Nxd4 19. Be4 Nc6 20. Bh6
Bb7 ({RR} 20... Rd8 21. Qf3 Bb7 22. Qf6 Qe5 23. Qxe5 Nxe5 24. Bxb7) 21. Bxf8)
18. d5 Ne5 19. Be4 Qd6 ({RR} 19... Nxc4 20. d6 Qxd6 21. Bxb7) 20. Bf4 exd5 ({RR
} 20... Nxf3+ 21. Qxf3 e5 22. Bd2 f5 23. Bb1 e4 24. Qb3 Bd4) 21. Bxd5 Bxd5 22.
Bxe5 Bxe5 23. Nxe5 Qxe5 24. Qxd5 Qxd5 ({RR} 24... Qe7) 25. cxd5 Rfd8 26. Rfd1
Rac8 {Gelfand,B (2675)-Van Wely,L (2605) Wijk aan Zee 1998 CBM 063 [Mueller,
Karsten] 1/2-1/2 (37)}) 12... g6 13. Bh6 Re8 14. Be4 ({RR} 14. Bb5 Nxc3 15.
bxc3 Bd7 16. Re1 Rc8 17. Bf1 Ne7 18. Bd2 Nc6 19. Rb1 e5 20. dxe5 Nxe5 21. Nxe5
Bxe5 22. Rxb7 Rc7 23. Rb4 Qf6 24. Rbe4 Bc6 25. R4e3 Rce7 26. g3 Bd6 27. Rxe7
Rxe7 28. Be3 Re8 {Istratescu,A (2651)-Papp,G (2570) Legnica 2013 1-0 (55)})
14... Nxc3 $146 ({RR} 14... Nde7 15. Be3 Bd7 16. Qd2 Na5 17. Bh6 Bc6 18. Qf4
Nd5 19. Bxd5 Bxd5 20. Ne5 Qe7 21. Ng4 Bg7 22. Rfe1 Bc6 23. Bxg7 Kxg7 24. Qe5+ {
1-0 (24) Charleshouse,G (2240)-Nelson,O (2064) London 2004}) 15. bxc3 Bd7 16.
Rb1 Na5 17. Ne5 Bxe5 18. dxe5 Bc6 19. Qg4 Bxe4 20. Qxe4 Rc8 21. Rfd1 Qe7 22.
Qf4 Rc4 23. Rxb7 Nxb7 24. Qxc4 Nc5 25. h3 Rc8 26. Be3 Qf8 27. Qh4 h5 28. g4 Kh7
29. gxh5 g5 30. Qc4 Qe7 31. Rd6 Qc7 32. Bxg5 Qb7 33. Rd4 Qb1+ 34. Kg2 Qf5 35.
Bf4 Ne4 36. Qd3 Qxf4 37. Rxe4 Qf5 38. Re3 Kh6 39. Qxf5 exf5 40. Kf3 Rc4 41. e6
fxe6 42. Rxe6+ Kxh5 43. Ra6 Kg5 44. Rxa7 Rxc3+ 45. Kg2 Rc6 46. Ra4 Rc3 47. h4+
Kh5 48. f3 f4 49. Rxf4 Rxa3 50. Kg3 Ra1 51. Rg4 Ra5 52. Rg8 Rb5 53. Rh8+ Kg6
54. Kg4 Rb1 55. h5+ Kf6 56. Rc8 Kg7 57. Rc7+ Kh6 58. Rc6+ Kg7 59. f4 Rg1+ 60.
Kf5 Ra1 61. h6+ Kh7 62. Kg5 Rg1+ 63. Kf5 Ra1 64. Re6 Ra2 65. Kg5 Rg2+ 66. Kf6
Kxh6 67. Kf7+ Kh7 68. f5 Ra2 69. f6 Ra8 70. Re8 Ra7+ 71. Re7 Ra8 72. Rb7 Kh6
73. Ke6 Kg6 74. Rg7+ Kh6 75. Rg2 Ra6+ 76. Ke5 Ra5+ 77. Kd4 Rf5 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "7"]
[White "Coelho, Luis Henrique"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E32"]
[PlyCount "150"]
[EventDate "2005.??.??"]

{[%evp 24,150,68,70,83,80,82,84,72,71,67,50,52,41,49,26,22,26,43,42,57,42,57,
50,48,48,52,29,55,15,23,0,0,0,7,-15,-13,-33,-33,-25,-27,-34,-34,-46,-29,-30,
-37,-52,-39,-46,-27,-139,-129,-330,-318,-318,-328,-307,-246,-238,-229,-259,
-233,-301,-259,-367,-241,-435,-430,-433,-435,-440,-426,-404,-376,-606,-605,
-876,-562,-561,-516,-493,-461,-816,-781,-3368,-3068,-1034,-1028,-773,-748,
-1005,-1005,-3354,-752,-724,-724,-723,-700,-701,-693,-692,-656,-744,-727,-727,
-727,-9605,-432,-3068,-3068,-29977,-1290,-1100,-719,-29977,-29979,-29979,
-29980,-29980,-29981,-29981,-29982,-29982,-29983,-29984,-29985,-29985,-29986]} 
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8.
f3 d5 9. e3 Nbd7 10. cxd5 exd5 11. Bd3 h6 12. Bh4 Re8 13. Ne2 a5 {E32:
Nimzo-Indian: Classical (4 Qc2): 4...0-0.} 14. O-O $146 ({Predecessor:} 14. Bf5
Nf8 15. O-O c6 16. Bf2 Ng6 17. Rfe1 Ne7 18. Bc2 Nc8 19. Ng3 Nd6 20. Rad1 g6 21.
h3 {1-0 (40) Li,W (2494)-Liang,C (2556) Kolkata 2001}) 14... Ba6 15. Bxa6 Rxa6
{White is better.} 16. Qd3 Ra8 $146 ({RR} 16... Qa8 17. Nc3 c5 18. Rae1 Qb7 19.
a4 Raa8 20. h3 Qc6 21. Bg3 {[%eval 42,19]} (21. Nb5 $16 {[%eval 102,17]}) 21...
cxd4 22. exd4 Rac8 23. Rxe8+ Rxe8 24. Nb5 Nf8 25. Qb1 Nh5 26. Bh2 {[%eval -55,
31]} (26. Be5 $11 {[%eval 15,34]}) 26... Qf6 {[%eval 24,29]} (26... Ng6 $15 {
[%eval -55,31]}) 27. Be5 Qh4 28. Qe1 Qd8 29. Bc7 Qd7 30. Qh4 Nf6 31. Bxb6 {
Golod,V (2571)-Burnett,R (2390) Schaumburg 2006 1/2-1/2 (44)}) 17. Nc3 c6 18.
a4 Nf8 19. Rfd1 Ng6 20. Bf2 Qd7 21. Rab1 Qd6 22. Ne2 Qb4 23. b3 Rac8 24. Rdc1
Qd6 25. Ng3 c5 26. Nf5 Qe6 27. Rc3 Ne4 28. fxe4 dxe4 29. Qb5 {And now g4 would
win.} Qxf5 30. dxc5 bxc5 31. Bg3 Red8 32. Rf1 Qg5 33. Qxa5 Rd3 34. Rxd3 exd3
35. Qd2 Qd5 36. Qc3 $1 Re8 37. Bf2 {[%eval -139,25]} (37. a5 $11 {[%eval -27,
32]}) 37... Rb8 $17 38. e4 $2 {[%eval -330,24]} (38. Qc4 $17 {[%eval -129,28]}
Qxc4 39. bxc4) 38... Qxe4 $19 ({Not} 38... Qxb3 39. Qxb3 Rxb3 40. Bxc5 $11) 39.
Bg3 Rd8 40. Rd1 Qe2 $40 {[%mdl 128] Black has strong attack.} 41. Qd2 {
Threatens to win with Qxe2.} Qe6 42. Qc3 Qe3+ 43. Bf2 Qe4 44. Re1 {[%eval -367,
24]} (44. Bg3 $142 {[%eval -259,19]}) 44... Qb7 45. Bxc5 $2 {[%eval -435,25]} (
45. Bg3 {[%eval -241,27] was forced.}) 45... Nh4 {[%csl Gh4][%cal Rb7g2]} 46.
Qd2 Qxb3 47. Be7 Rd4 $1 {White must now prevent ...Nxg2!} 48. Bxh4 Rxh4 {
[%mdl 4096] Endgame KQR-KQR} 49. Qf2 $2 {[%eval -606,33]} (49. Re3 {[%eval
-376,24]} Rd4 50. h3) 49... Qxa4 50. Re3 Qa1+ 51. Re1 Qd4 52. Re8+ Kh7 53. Re3
{[%eval -816,21]} (53. Re1 $142 {[%eval -461,25]} Qc4 54. Rd1) 53... Rf4 {
( -> ...d2)} 54. Qd2 Re4 55. Kf2 Rxe3 56. Qxe3 {KQ-KQ} Qd5 {Strongly
threatening ...d2.} 57. Ke1 f5 58. g3 Qc4 {[%eval -752,26]} (58... Qe4 $142 {
[%eval -3354,25]} 59. Kd2 Qxe3+ 60. Kxe3 Kg6 61. Kxd3 Kg5) 59. Kd2 Qc2+ 60. Ke1
Qxh2 61. Qxd3 Qh5 62. Kf2 Qg4 63. Qe3 h5 64. Qe7 Qd4+ 65. Kf3 {[#]} Kh6 {
[%eval -432,23]} (65... Qe4+ $142 $1 {[%eval -9605,25]} 66. Qxe4 fxe4+ 67. Kxe4
Kg6) 66. Qe6+ {[%eval -3068,10]} (66. Qf8 $142 {[%eval -432,23]} Qe5 67. Kg2)
66... g6 67. Qe7 Qd3+ {[%eval -1290,33]} (67... Qe4+ $142 {[%eval -32721,26]}
68. Qxe4 fxe4+ 69. Kf4 {[#]} e3 $1 {[%mdl 512]} 70. Kxe3 Kg5 71. Kf2 Kg4 72.
Kg2 g5 73. Kh2 Kf3 74. Kh3 g4+ 75. Kh4 Kg2 76. Kg5 Kxg3 77. Kf6 h4 78. Kf7 h3
79. Ke6 Kf4 80. Ke7 g3 81. Ke6 h2 82. Ke7 h1=Q 83. Ke6 g2 84. Kf6 g1=Q 85. Kf7
Qb7+ 86. Kf8 Qgg7+ 87. Ke8 Qh8#) 68. Kf2 Qc2+ 69. Kf3 {[#]} Qe4+ $1 {Black
mates.} 70. Qxe4 fxe4+ {KP-KP} 71. Kf4 {[#]} e3 $1 72. Kxe3 Kg5 73. Kf3 Kf5 74.
Kg2 Kg4 75. Kf2 Kh3 {Accuracy: White = 43%, Black = 68%.} 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "7"]
[White "Lima, Darcy Gustavo"]
[Black "Disconzi, Rodrigo"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "64"]
[EventDate "2005.??.??"]

1. e4 {Lenderman,A} c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5 7. Nf3
Nge7 8. O-O Nd4 9. Be3 O-O 10. Qd2 Bg4 11. Nh4 exf4 12. Bxf4 Qb6 ({RR} 12...
Qd7 13. Rf2 Rae8 ({RR} 13... f6 14. Bh6 ({RR} 14. Be3 b5) 14... Bxh6 15. Qxh6
g5 16. Nf3 ({RR} 16. Rxf6 Rxf6 17. Qxg5+ Rg6 18. Nxg6 Nxg6 19. Nd5 Kh8) ({RR} 
16. h3 gxh4 17. hxg4 hxg3 18. Rxf6 Rxf6 19. Qxf6 Rf8 20. Qh4 Ng6 21. Qxg3 Ne5)
({RR} 16. e5 gxh4 17. exf6 ({RR} 17. Ne4 fxe5 18. Raf1 Nef5 19. Nf6+ Rxf6 20.
Qxf6 Qf7) 17... Ng6) 16... Nef5 17. exf5 Nxf5 18. Ne5 dxe5) 14. Bh6 Bxh6 15.
Qxh6 b5 16. h3 Be6 17. Raf1 Qd8 ({RR} 17... Nec6 18. Nf5 f6 19. Ne3 Qg7 20.
Qxg7+ Kxg7 21. Ncd5) 18. Nb1 ({RR} 18. Nd1 d5 19. Ne3 dxe4 20. dxe4 f5 ({RR} 
20... Nec6 21. Nhf5) ({RR} 20... Bc4 21. e5 Bxf1 22. Ng4 f5 23. Nf6+ Rxf6 ({RR
} 23... Kf7 24. Bxf1) 24. exf6 Ne6 25. Bxf1) 21. c3 fxe4 22. Bxe4 ({RR} 22.
cxd4 cxd4) 22... Rxf2 23. Rxf2 Ndf5 ({RR} 23... Ndc6 24. Nxg6) 24. Nhxf5 Bxf5
25. Nxf5 Nxf5 26. Bxf5 gxf5 27. Rxf5) 18... d5 ({RR} 18... Kh8) 19. Nd2 dxe4
20. Nxe4 Nef5 21. Rxf5 Nxf5 22. Rxf5 ({RR} 22. Nxf5 Bxf5 23. Rxf5 Rxe4) 22...
Qd4+ ({RR} 22... gxf5 23. Nf6+) ({RR} 22... Bxf5 23. Nxf5 gxf5 24. Nf6+) 23.
Rf2 f5 24. Ng5 ({RR} 24. Nxg6 hxg6 25. Qxg6+ Qg7 26. Nf6+ Rxf6 27. Qxe8+) 24...
Qg7 25. Qxg7+ Kxg7 26. Bc6 h6 27. Nxe6+ {Adhiban,B (2653)-Andreikin,D (2736)
Wijk aan Zee 2017 CBM 177 [Lenderman,A] 1-0 (46)}) ({RR} 12... b5 13. Rf2 b4
14. Nd1 Bxd1 15. Rxd1 Ne6 16. Bh6 Bxb2 17. Bxf8 Qxf8) ({RR} 12... Be6 13. Rf2
Rc8 14. Raf1 b5 15. Bg5 b4 16. Nd1 Qd7 17. c3 Ndc6 18. c4 Ne5 19. Ne3 Ng4 20.
Nxg4 Bxg4 21. h3 Be6 22. g4 Bd4 23. Bf6 Bxf6 24. Rxf6 Kg7 25. b3 Ng8 26. R6f2
Qe7 27. Qb2+ {Acor,C (2216)-Stone,V (2000) Cape Canaveral USA 2023 1-0 (50)})
13. Rab1 Rae8 $146 ({RR} 13... c4 14. Kh1 cxd3 15. Qxd3 Rac8 16. h3 Be6 17.
Rfd1 Nec6 18. Nf3 Nb4 19. Qd2 Nxf3 20. Bxf3 Nxa2 21. Nd5 Bxd5 22. exd5 Nb4 23.
c3 Na6 24. Be3 Qc7 25. Ra1 Ra8 26. Qf2 Be5 27. Kg2 Nc5 28. Ra3 {Aldea,L (2181)
-Parligras,M (2416) Baile Tusnad 2000 1/2-1/2 (65)}) 14. Rf2 Be6 15. b3 Qd8 16.
Rbf1 b5 17. a3 Qd7 18. Bh6 Nec6 19. Nf5 Bxh6 20. Qxh6 f6 21. Nxd4 Nxd4 22. Rxf6
Rxf6 23. Rxf6 b4 24. axb4 cxb4 25. Nd5 Bxd5 26. exd5 Re1+ 27. Bf1 Qe7 28. Rf2
Nf5 29. Qd2 a5 30. g4 Nd4 31. Qf4 Ne2+ 32. Rxe2 Qxe2 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "7"]
[White "Santos, Marcus Vinicius"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "25"]
[EventDate "2005.??.??"]

1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Be3 e5 5. d5 Nce7 6. Bxc4 Ng6 7. Nc3 Nf6 8.
Nf3 a6 ({RR} 8... Bd6 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. O-O O-O 12. Rc1 h6 13. h3
Ne7 14. Qb3 Rfb8 15. Rfd1 b5 16. Qc2 a5 17. Nd2 a4 {1/2-1/2 (17) Hansen,C 
(2635)-Piket,J (2625) Groningen 1992}) ({RR} 8... Bd6 9. O-O O-O 10. Nd2 Ng4
11. Re1 Nxe3 12. Rxe3 Nf4 13. Nf1 Bc5 14. Rg3 h5 15. Ne2 h4 16. Rb3 Qg5 17.
Nxf4 exf4 18. h3 Qe5 19. Qf3 Bd7 20. Bb5 c6 21. dxc6 bxc6 22. Bc4 Rab8 23. Rd1
{Kozlovskaya,V (2169)-Tsifanskaya,L (2102) Porto 2014 0-1 (51)}) 9. O-O Bd6 10.
Be2 Ng4 $146 ({RR} 10... O-O 11. Ne1 Nf4 12. Bf3 Bd7 13. g3 Ng6 14. Nd3 Qc8 15.
Rc1 Bh3 16. Re1 Ng4 17. Na4 Nxe3 18. Rxe3 Qe8 19. Bh5 Bd7 20. Nac5 Bc8 21. Bg4
b6 22. Bxc8 Qxc8 23. Na4 Qd7 24. Nc3 Rae8 25. Qa4 {Finegold,B (2280)-Anand,V 
(2405) Oakham 1986 1/2-1/2 (61)}) 11. Bg5 f6 12. Bd2 O-O 13. Ne1 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "7"]
[White "di Berardino, Diego"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "B93"]
[PlyCount "67"]
[EventDate "2005.??.??"]

1. e4 {Chekhov,V} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3
Nbd7 8. Bd3 Be7 9. O-O O-O 10. a4 exf4 ({RR} 10... Nc5 11. Kh1 ({RR} 11. fxe5
dxe5 12. Kh1 Qd6 13. Bg5 Be6 14. Qe2 Rac8 15. Nh4 Nxd3 16. cxd3 Rfd8 17. Rad1)
11... d5 12. Nxe5 Ncxe4 13. Be3 Bf5 14. Ne2 Bg4 15. Qe1 Bxe2 16. Qxe2 Bc5 17.
c3 Qb6 18. Rf3) 11. Kh1 Nh5 ({RR} 11... Nc5 12. Bxf4 Bd7 13. Qe1 ({RR} 13. a5
Rc8 14. Nd4 Ne6 15. Be3 Nxd4 16. Bxd4 Be6 17. Nd5 Nd7 18. Qh5 Bg5 19. Ra3 g6
20. Qf3 Ne5 21. Qg3 Bh4) 13... Rc8 14. a5 Re8 15. Be3 Ng4 16. Bd4 Bf6) ({RR} 
11... Ne5 12. Bxf4 Qc7 13. Qd2 Be6 14. Nd4 Rfe8 15. Bxe5 dxe5 16. Nxe6 fxe6 17.
Qe2 Rad8 18. Nd1 Bc5 19. Ne3 Rf8 20. Nc4) 12. Nd5 Nc5 13. Nxf4 ({RR} 13. Nd4 g6
14. Nxf4 Nxf4 15. Bxf4 Bg5 16. Qd2 ({RR} 16. Bg3 Bh4) 16... Bxf4 17. Qxf4 Ne6
18. Qf2 Nxd4 19. Qxd4 Be6 20. a5 ({RR} 20. c4 Rc8 21. b4 Qg5) 20... Rc8 21. b4
Qc7 22. Rac1 Qc3 23. Qb6 ({RR} 23. Qxd6 Rfd8 24. Qb6 Rxd3) 23... Qc7 24. Qa7
Bc4 25. Rcd1 ({RR} 25. Bxc4 Qxc4 26. Qxb7 Rb8) 25... Bxd3 26. cxd3 Qe7 27. Qd4
({RR} 27. Rc1 d5) 27... Rc6 {Dvoirys,S (2590)-Shneider,A (2560) Podolsk 1993
CBM 038 [Chekhov,V] 1/2-1/2 (37)}) 13... Nxf4 14. Bxf4 Bd7 ({RR} 14... Bf6 15.
c3 Re8 16. Bc2 Qb6 17. Be3 Qc7 18. Qb1 h6 19. Bd4 Be5 20. Nxe5 dxe5 21. Be3 Be6
22. Rf3 Bb3 23. Bxc5 Bxc2 24. Qxc2 Qxc5 25. Rd1 Rad8 26. h3 Qc4 27. Re3 Rxd1+
28. Qxd1 Re6 29. b3 {Short,N (2612)-Baskin,R (2406) Maia POR 2022 1-0 (48)})
15. c3 b5 $146 ({RR} 15... Qb6 16. b4 Nxd3 17. Qxd3 Rfe8 18. Be3 Qc7 19. Bd4 b5
20. a5 Bc6 21. Qe3 Bf8 22. Nd2 Re6 23. Rae1 Rae8 24. Qf4 Qb7 25. h3 Bxe4 26.
Nxe4 Rxe4 27. Rxe4 Rxe4 28. Qf5 f6 29. Rf3 Re1+ 30. Kh2 {Prasad,D (2470)
-Rytshagov,M (2495) Yerevan 1996 0-1 (50)}) 16. axb5 axb5 17. Bc2 Bc6 18. Qe2
Ne6 19. Bg3 Qb6 20. Rad1 b4 21. c4 b3 22. Bb1 Qc5 23. e5 Bxf3 24. Rxf3 dxe5 25.
Bxe5 Rad8 26. Rdf1 Nd4 27. Rg3 g6 28. Qh5 Bf6 29. Rxf6 Ne2 30. Rfxg6+ fxg6 31.
Rxg6+ Kf7 32. Rf6+ Ke7 33. Qxh7+ Ke8 34. Re6+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "8"]
[White "Disconzi, Rodrigo"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "23"]
[EventDate "2005.??.??"]

1. d4 {Stockfish 14+ NNUE} d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Bd2 ({RR} 5. Nf3
Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 a6) 5... Nbd7 6. Rc1 dxc4 ({RR} 
6... Be7 7. Bd3 a6 8. cxd5 exd5 9. Nge2 O-O 10. O-O Re8 11. Ng3 Nf8 12. Nce2 g6
13. Nf4 h5 14. Nge2 Ne4 15. Be1 Nd6 16. f3 ({RR} 16. a4) 16... Bf5 17. Bf2 Bg5
18. Re1 Ne6 19. b3 ({RR} 19. Bxf5 Nxf5 20. Qd3 Nxf4 21. Nxf4 Bxf4 22. exf4
Rxe1+ 23. Rxe1 Qd7 24. Qe2 Rf8 25. a4 f6) 19... Nxf4 20. Nxf4 Bxf4 21. exf4 {
Aronian,L (2793)-Duda,J (2792) https://protected-play.chess2 2022 [Stockfish
14+ NNUE] 0-1 (85)}) ({RR} 6... Bd6 7. cxd5 exd5 8. Bd3 O-O 9. Nge2 Re8 10. f3
Nf8 11. O-O Bc7 12. Kh1 Ng6 13. Qe1 Qd6 14. Ng3 Nf4 15. Bb1 N4h5 16. Nce2 Nxg3+
17. Qxg3 Qxg3 18. Nxg3 Bd7 19. Kg1 Bd6 20. a3 g6 21. Ba2 {Kempe,C (2068)
-Pubantz,J (2310) Walsrode GER 2023 0-1 (73)}) 7. Bxc4 Bd6 $146 ({RR} 7... Nd5
8. Nxd5 exd5 9. Bd3 Nf6 10. Ne2 Bd6 11. h3 Bd7 12. Nc3 Qe7 13. O-O O-O 14. Qc2
Rfe8 15. Rce1 Ne4 16. a3 f5 17. Na4 b5 18. Bxe4 fxe4 19. Nc5 Bxh3 20. f4 exf3
21. e4 Bxg2 22. e5 {Zhileykin,A (1889)-Popov,E (1791) Voronezh 2012 0-1}) ({RR
} 7... b5 8. Bd3 Bb7 9. Nf3 Rc8 10. e4 b4 11. Na4 Be7 12. e5 Nd5 13. Qe2 Rc7
14. h4 h6 15. h5 c5 16. O-O Bc6 17. Nxc5 Nxc5 18. dxc5 Qb8 19. Nd4 Kf8 20. f4
Kg8 21. f5 Bd7 22. fxe6 {Hodzic,N (2280)-Vujicic,D (1900) Sarajevo BIH 2018
1-0 (32)}) 8. Nf3 O-O 9. O-O e5 10. Bb3 Qe7 11. Bc2 Re8 12. h3 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "8"]
[White "Fier, Alexandr"]
[Black "Cavalcanti, Francisco"]
[Result "1/2-1/2"]
[ECO "C31"]
[PlyCount "83"]
[EventDate "2005.??.??"]

1. e4 e5 2. f4 d5 3. exd5 c6 4. Nc3 exf4 5. Nf3 Bd6 6. Bc4 Ne7 7. dxc6 Nbxc6 8.
d4 O-O 9. O-O Bg4 10. Ne2 Rc8 11. Bb3 ({RR} 11. Kh1 Nf5 12. Bb3 g5 13. c3 Re8
14. Bc2 Qf6 15. Qd3 Qh6 16. Kg1 Ne3 17. Bxe3 Rxe3 18. Qd2 Rce8 19. Rae1 Qh5 20.
Ng3 Qh6 21. Rxe3 fxe3 22. Qe2 Bxg3 23. hxg3 Qh5 24. Re1 f5 25. Qc4+ Kg7 {
Anderson,R (2270)-Henley,R (2475) Las Vegas 1996 1/2-1/2}) 11... Ng6 12. c3 Re8
13. Bc2 $146 ({RR} 13. h3 Bh5 14. g4 fxg3 15. Bxf7+ Kh8 16. Bxe8 Qxe8 17. Qd3
h6 18. Qf5 Qxe2 19. Qxh5 Nf4 20. Bxf4 Bxf4 21. Qg4 Rf8 22. h4 Be3+ 23. Kh1 Rxf3
24. Qh3 Bf2 25. d5 Rf4 26. Rxf2 gxf2 27. Rf1 Rxh4 {Hamann,C-Ehrke,M (2224) Bad
Segeberg 2000 0-1}) 13... Nh4 14. Rf2 Re3 15. Qf1 Nb4 16. Bb1 Nd5 17. Bd2 Qe7
18. Nc1 Re8 19. Kh1 b5 20. a4 a6 21. axb5 axb5 22. Ra5 Rxf3 23. gxf3 Ne3 24.
Qxb5 Nxf3 25. Ra7 Qf8 26. Ba2 Re7 27. Rxe7 Qxe7 28. Qc6 Nxd2 29. Qa8+ Qf8 30.
Qxf8+ Kxf8 31. Rxd2 Bf5 32. Kg1 Be4 33. Nd3 g5 34. Ne5 f5 35. c4 Bb4 36. Re2
Nc2 37. Bb1 Nxd4 38. Rxe4 fxe4 39. Bxe4 h5 40. c5 Ke7 41. c6 Bd6 42. Nf3
1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "8"]
[White "Lima, Darcy Gustavo"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "72"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 O-O 6. Nbc3 c5 7. dxc5 dxc5 8.
Qxd8 Rxd8 9. e5 Ne8 10. f4 Na6 11. Be3 Rb8 12. Nd5 Kf8 13. O-O-O b6 14. Ndc3
Bf5 $146 ({RR} 14... Rxd1+ 15. Rxd1 Nac7 16. a4 Ba6 17. Bc6 f6 18. exf6 Bxf6
19. Rd7 Rc8 20. Rd2 Nd6 21. b3 Nce8 22. Bf3 e6 23. Ne4 Nxe4 24. Bxe4 c4 25. Kd1
Ke7 26. Bd4 cxb3 27. cxb3 Bxe2+ 28. Kxe2 Bxd4 29. Rxd4 {Nguyen,T (2393)-Pham,D
(2234) Bac Giang 2014 1/2-1/2 (52)}) 15. a3 Nec7 16. h3 h5 17. Rxd8+ Rxd8 18.
Bf3 Nb8 19. g4 hxg4 20. hxg4 Bd7 21. Rd1 Ke8 22. Ne4 Bc6 23. Rh1 Kf8 24. Rh3
Ba8 25. c4 Nc6 26. Kc2 Ne6 27. g5 Ncd4+ 28. Bxd4 Nxd4+ 29. Nxd4 Bxe4+ 30. Bxe4
Rxd4 31. Re3 Rxc4+ 32. Kd3 Rd4+ 33. Ke2 e6 34. b3 Ke8 35. Bc6+ Kd8 36. Rd3 Bf8
1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "8"]
[White "Mekhitarian, Krikor"]
[Black "Chemin, Vitorio"]
[Result "0-1"]
[ECO "B57"]
[PlyCount "160"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bc4 Qb6 7. Nxc6 bxc6 8.
O-O e6 9. Bb3 Be7 10. Re1 ({RR} 10. Be3 Qc7 11. Bf4 O-O 12. Qf3 a5 13. h3 Rb8
14. Rad1 Rb4 15. a3 Rb8 16. Rfe1 e5 17. Bg5 Be6 18. Bxf6 Bxf6 19. Bxe6 fxe6 20.
Qg4 Rfe8 21. b3 d5 22. Na4 Qf7 23. Nc5 h5 24. Qe2 Rb5 {Zhao Jun (2638)-Rasulov,
V (2478) lichess.org INT 2020 1/2-1/2 (54)}) ({RR} 10. Bf4 e5 11. Bg5 Ba6 12.
Re1 Rd8 13. Na4 Qc7 14. c4 O-O 15. Rc1 h6 16. Bh4 Bc8 17. Qf3 Bg4 18. Qc3 c5
19. Qd3 Nd5 20. Qg3 Bh5 21. cxd5 g5 22. Qe3 gxh4 23. Qxh6 Bg6 24. Nxc5 dxc5 {
Sherman,R (2126)-Sahakyan,A (2343) Vrnjacka Banja SRB 2023 1-0 (40)}) 10... O-O
11. Na4 Qc7 12. c4 e5 $146 ({RR} 12... Bb7 13. Bf4 e5 14. Bg3 Rad8 15. Rc1 Rfe8
16. f4 Qa5 17. Qf3 d5 18. exd5 e4 19. Qe2 cxd5 20. cxd5 Bxd5 21. Bxd5 Rxd5 22.
Nc3 Rdd8 23. Nxe4 Nxe4 {0-1 (23) Mueller Boge,M-Altgelt,A Germany 1991}) 13. c5
d5 14. exd5 cxd5 15. Bxd5 Nxd5 16. Qxd5 Bb7 17. Qc4 Qc6 18. f3 Ba6 19. Qe4 Bb5
20. Nc3 Bxc5+ 21. Be3 Qxe4 22. Nxe4 Bb4 23. Red1 a6 24. Bc5 Bxc5+ 25. Nxc5 Rac8
26. Rac1 a5 27. Nb7 a4 28. Rxc8 Rxc8 29. Nd6 Rd8 30. Rc1 Bd7 31. Nb7 Rb8 32.
Nc5 Bb5 33. Kf2 f5 34. Re1 Bc6 35. b3 axb3 36. axb3 e4 37. fxe4 fxe4 38. Ke3
Ra8 39. Re2 Rb8 40. Kd4 Rd8+ 41. Kc3 Re8 42. g3 Kf7 43. b4 Kf6 44. Kc4 Ke5 45.
b5 Bd5+ 46. Kb4 Re7 47. Re1 g5 48. h4 gxh4 49. gxh4 Rg7 50. Nd3+ Kd6 51. Nf2
Ke5 52. Nd3+ Kd6 53. Nf2 Re7 54. Ng4 Rg7 55. Ne3 Ke5 56. Rf1 Bb7 57. Nc4+ Ke6
58. Kc5 Rg4 59. Nd6 Bd5 60. Ne8 Rg2 61. Nc7+ Ke5 62. Rf8 Rc2+ 63. Kb6 Bc4 64.
Ka5 Rb2 65. b6 e3 66. Re8+ Kd4 67. Ne6+ Kc3 68. Nc5 Rb5+ 69. Ka4 Rxb6 70. Ne4+
Kd3 71. Ka5 Rb5+ 72. Ka4 Rd5 73. Kb4 Rd4 74. Nc5+ Kd2 75. Ne4+ Rxe4 76. Rxe4
Bd3 77. Re5 e2 78. Kc5 e1=Q 79. Rxe1 Kxe1 80. Kd4 Ke2 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "8"]
[White "Milos Jr, Gilberto"]
[Black "Coelho, Luis Henrique"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "57"]
[EventDate "2005.??.??"]

1. e4 {Berkes/Meszaros} e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3
Nc6 7. Bf4 ({RR} 7. Nc3 Nxc3 ({RR} 7... Bb4 8. O-O Nxc3 9. bxc3 Bxc3 10. Rb1
O-O 11. Rb3 Bxd4 12. Bxh7+ Kxh7 13. Ng5+ Kg8 14. Qh5 Bf5 15. Rh3) 8. bxc3 Bg4 (
{RR} 8... Be7 9. h3 O-O 10. O-O) 9. Rb1 Rb8 10. h3 Bh5 11. Bb5 Be7 ({RR} 11...
Bd6 12. Qe2+ Kf8 13. O-O) 12. g4 Bg6 13. Ne5 O-O 14. Bxc6 bxc6 15. Nxc6 ({RR} 
15. Rxb8 Qxb8 16. Nd7 Qb1 17. Nxf8 Bxc2 18. Qd2 Bxf8) 15... Rxb1 16. Nxd8 Ba3
17. Bxa3 Rxd1+ 18. Kxd1 Rxd8 19. Kd2 Rb8 20. Re1 h5 21. gxh5 ({RR} 21. Re5 hxg4
22. hxg4 c6 23. Re7 a5 ({RR} 23... Rb1 24. Bc1 a5 25. Ra7) 24. Ra7 Be4 25. Rxa5
Bf3 26. Be7 Bxg4 27. a4) ({RR} 21. Re7 hxg4 22. hxg4 Rb1 23. Rxc7 Rf1 24. Rxa7
({RR} 24. Ke2 Ra1 25. c4 Rxa2 26. cxd5 Rxc2+ 27. Rxc2 Bxc2 28. d6 Ba4) 24...
Rxf2+ 25. Ke3 Rxc2 26. Bb4) 21... Bxh5 {Leko,P (2734)-Gelfand,B (2739) Miskolc
2010 CBM 138 Extra [Berkes/Meszaros] 1-0 (76)}) 7... Be7 ({RR} 7... Bg4 8. c3
Qf6 9. Bg3 O-O-O 10. Be2 h5 11. Nbd2 Nxg3 12. hxg3 Bd6 13. O-O Rde8 14. Re1 g5
15. Nh2 Bd7 16. Bf3 h4 17. Rxe8+ Rxe8 18. Ng4 Qg7 19. gxh4 gxh4 20. Nf1 h3 21.
g3 f5 22. Ne5 {Grcic,V (2174)-Mikheev,S (2307) Novi Sad SRB 2018 1/2-1/2 (38)})
8. Nbd2 $146 ({RR} 8. O-O O-O 9. Nbd2 Bf5 10. Re1 Nxd2 11. Qxd2 Bg4 12. Ne5
Nxe5 13. Bxe5 f5 14. Qa5 b6 15. Qd2 c5 16. f3 Bh5 17. dxc5 bxc5 18. Bb5 Rc8 19.
Ba6 Rc6 20. Bb7 Rg6 21. Qxd5+ Kh8 22. Kh1 Qb6 {Schmitt,P (1705)-Wittke,R (1612)
Willingen 2005 0-1 (40)}) 8... Bf5 9. Nf1 g5 10. Be3 Bg6 11. Bb5 Qd6 12. c3 O-O
13. h4 g4 14. N3d2 h5 15. Nxe4 Bxe4 16. f3 gxf3 17. gxf3 Bg6 18. Qd2 Qf6 19.
Kf2 Kh7 20. Ng3 Bd6 21. Bg5 Bxg3+ 22. Kxg3 Qf5 23. Bf1 Qd7 24. Kf2 f6 25. Bf4
Rf7 26. Bg3 Ne7 27. Re1 Bf5 28. Bd3 Rg8 29. Rhg1 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "9"]
[White "Cavalcanti, Francisco"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "E32"]
[PlyCount "108"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 h6 8.
Bh4 Ba6 ({RR} 8... d5 9. cxd5 exd5 10. e3 c5 11. Bd3 Ba6 12. Ne2 Bxd3 13. Qxd3
c4 14. Qc2 Nbd7 15. Nc3 Qc7 16. f3 Qb7 17. O-O b5 18. e4 a5 19. e5 Nh7 20. a4
bxa4 21. Rxa4 Nb6 22. Raa1 Ng5 23. Bxg5 {Dreev,A (2623)-Nepomniachtchi,I (2773)
chess.com INT 2022 1/2-1/2 (81)}) 9. Rc1 $146 ({RR} 9. e3 d6 10. Bd3 Nbd7 11.
b4 c5 12. dxc5 bxc5 13. b5 Bb7 14. Nf3 Qb6 15. a4 a5 16. O-O d5 17. cxd5 exd5
18. Rfc1 c4 19. Bf5 g6 20. Bxd7 Nxd7 21. Be7 Rfe8 22. Ba3 f6 23. Rd1 Ne5 {
Leitao,R (2515)-De Souza,M (2405) Aracatuba 1998 1-0 (35)}) ({RR} 9. e3 d6 10.
Nf3 Nbd7 11. Bd3 c5 12. O-O cxd4 13. exd4 Rc8 {1/2-1/2 (13) Yrjola,J (2460)
-Olafsson,H (2545) Espoo 1989}) 9... d6 10. f3 Nbd7 11. e4 c5 12. dxc5 bxc5 13.
Nh3 Rb8 14. Bg3 Qb6 15. Rc2 Nh5 16. Nf4 Nxg3 17. hxg3 Ne5 18. Nh5 Qb3 19. Qd2
f6 20. Nxg7 Kxg7 21. Qxh6+ Kf7 22. Qh7+ Ke8 23. Qxa7 Qb7 24. Rh7 Qxa7 25. Rxa7
Bb7 26. b4 Nc6 27. Ra4 Kd7 28. Bd3 Kc7 29. Rc3 e5 30. g4 Rh8 31. Kf2 Bc8 32. b5
Nd4 33. Bf1 Kb6 34. Bd3 Bb7 35. Bf1 Rh1 36. Rc1 Ne6 37. Rc3 Nf4 38. Rc2 Rd8 39.
Rd2 Ng6 40. Rd3 Ne7 41. Rd2 Nc8 42. Rc2 Kc7 43. Ra5 Nb6 44. Ra7 Kb8 45. Ra5 Bc8
46. Rc3 Rhh8 47. Rc2 Kb7 48. Ra6 Kc7 49. Ra5 Bb7 50. a4 Nc8 51. b6+ Nxb6 52.
Rb2 Rb8 53. Ra7 Nc8 54. Ra5 Bc6 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "9"]
[White "Chemin, Vitorio"]
[Black "Lima, Darcy Gustavo"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "94"]
[EventDate "2005.??.??"]

1. c4 e5 2. Nc3 Nc6 3. e3 Nf6 4. d4 Bb4 5. a3 Bxc3+ 6. bxc3 d6 7. Nf3 O-O 8.
Be2 Qe7 9. O-O $146 ({RR} 9. h3 Ne4 10. Bb2 f5 11. Nd2 Qh4 12. Nxe4 fxe4 13.
O-O Rf6 14. f3 Bxh3 15. Qd2 Bxg2 16. dxe5 Rg6 17. Qd5+ Kh8 18. fxe4 Bf3# {
0-1 (18) Saxin,R-Johansson,R Stockholm 1994}) 9... b6 10. a4 Na5 11. c5 bxc5
12. Ba3 Bf5 13. c4 cxd4 14. exd4 c5 15. dxe5 dxe5 16. Qd2 Nb3 17. Qe3 Nxa1 18.
Bxc5 Nc2 19. Bxe7 Nxe3 20. fxe3 Rfe8 21. Bd6 Rad8 22. c5 Ne4 23. Bc7 Rc8 24.
Bb5 Rf8 25. Bxe5 Rxc5 26. Bd4 Rc7 27. Ne5 Be6 28. Nc6 a6 29. Be5 axb5 30. Bxc7
bxa4 31. Ra1 Ra8 32. Na5 Bd7 33. Rd1 Be8 34. Rd4 f5 35. g4 a3 36. Rd3 Rc8 37.
Bb6 a2 38. Nb3 fxg4 39. Rd8 Rxd8 40. Bxd8 Kf7 41. Bb6 Ba4 42. Na1 Ke6 43. Kg2
g5 44. h3 gxh3+ 45. Kxh3 h5 46. Bd8 Kf5 47. Be7 Bd1 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "9"]
[White "Coelho, Luis Henrique"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "E05"]
[PlyCount "144"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Ra7 12. Be3 Nd5 13. Nc3 Nxc3 14. Qxc3 Qd5 15.
Ne1 Bxg2 16. Nxg2 g5 $146 ({RR} 16... Bd6 17. Rfc1 Rd8 18. Rc2 Rb7 19. Qb3 Qf5
20. Rac1 Nd7 21. Bf4 e5 22. Qd5 Rbb8 23. Ne3 Qe6 24. dxe5 Nxe5 25. Qxe6 fxe6
26. b3 a5 27. Kg2 Re8 28. Nf1 h6 29. h4 Rf8 30. Bxe5 Bxe5 31. Nd2 {Marin,M 
(2537)-Ubilava,E (2519) Benasque 2005 1/2-1/2 (50)}) 17. Rfd1 h5 18. f3 Rb7 19.
Bf2 b4 20. Qd2 Nd7 21. e4 Qb5 22. Rac1 c5 23. dxc5 Ne5 24. Ne1 Rd7 25. Qc2 Rxd1
26. Rxd1 Qa5 27. b3 Rc8 28. Rc1 h4 29. Kg2 Qb5 30. Bd4 Nc6 31. Be3 Ne5 32. Bd4
Nc6 33. Be3 Ne5 34. Kf2 a5 35. Qe2 hxg3+ 36. hxg3 Qxe2+ 37. Kxe2 Nc6 38. Nd3
Bf6 39. f4 gxf4 40. gxf4 Bc3 41. Nf2 Kf8 42. e5 Ne7 43. Ne4 Nd5 44. Rh1 Kg7 45.
Rg1+ Kf8 46. Rh1 Kg7 47. Kf3 f6 48. Rg1+ Kf8 49. exf6 Nxf6 50. Nxc3 bxc3 51.
Bd4 Nd5 52. Ke4 c2 53. Rc1 Nb4 54. a3 Nd5 55. Rxc2 Rb8 56. Rb2 Ke7 57. Be5 Rb5
58. Kd4 Kd7 59. f5 Ne7 60. fxe6+ Kxe6 61. Kc4 Rb7 62. Bc3 Nc6 63. Rd2 Ke7 64.
Rd6 Rc7 65. Kb5 Nb8 66. Bxa5 Rc8 67. Be1 Nd7 68. Bh4+ Ke8 69. Re6+ Kf8 70. b4
Ra8 71. a4 Nb8 72. Rd6 Ke8 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "9"]
[White "Santos, Marcus Vinicius"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E29"]
[PlyCount "36"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 Nc6 8.
Ne2 e5 9. O-O Re8 ({RR} 9... e4 10. Bb1 d6 11. Ng3 Bg4 12. f3 exf3 13. gxf3 Bh3
14. Rf2 Qa5 15. Bd2 Qa6 16. Bd3 Rfe8 17. e4 h5 18. Bg5 Nh7 19. Be3 h4 20. Ne2
g5 21. Kh1 f6 22. f4 f5 23. fxg5 fxe4 24. Bc2 {Akshat,K (2401)-Darvishli,M
Istanbul TUR 2023 1-0 (39)}) 10. e4 cxd4 11. cxd4 exd4 12. Bg5 $146 ({RR} 12.
f3 d6 13. Bg5 Re5 14. Bh4 Be6 15. Bf2 Rc5 16. Nxd4 Bxc4 17. Nf5 Bxd3 18. Qxd3
Ra5 19. Qxd6 Ne8 20. Qf4 Qf6 21. Rfc1 Qe5 22. Qh4 Nd6 23. Nxd6 Qxd6 24. Rd1 Qf8
25. a4 Rd8 26. Rxd8 Qxd8 {Mukhin,M-Kholmov,R Moscow (Russia) 1973 1/2-1/2 (42)}
) ({RR} 12. Ng3 d6 13. f4 Ng4 14. h3 Ne3 15. Bxe3 dxe3 16. Qh5 Re6 17. Rab1 Qa5
18. e5 Rh6 19. Qg5 Qd8 20. Rbd1 f6 21. exf6 Qxf6 22. Be4 Nd8 23. Rfe1 Ne6 24.
Qxf6 Rxf6 25. Rxd6 Nxf4 26. Rd8+ Rf8 {Vallin,G (2399)-Marciano,D (2522) Vichy
2000 1-0 (59)}) 12... h6 13. Bh4 g5 14. Bg3 Nxe4 15. Bxe4 Rxe4 16. f3 Re8 17.
Nxd4 d5 18. c5 Ne5 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "9"]
[White "di Berardino, Diego"]
[Black "Disconzi, Rodrigo"]
[Result "1-0"]
[ECO "B64"]
[PlyCount "107"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O O-O 9. f4 h6 10. Bh4 e5 11. Nf5 Bxf5 12. exf5 exf4 13. Kb1 d5 14. Bxf6
Bxf6 15. Nxd5 Be5 16. Bc4 b5 17. Bb3 ({RR} 17. Be2 Nd4 18. Bf3 Nxf5 19. Qb4 Bd6
20. Qxb5 Qg5 21. Rhe1 Ne3 22. h4 Qe5 23. Qa6 Rab8 24. c3 Rfd8 25. Nxe3 fxe3 26.
Ka1 Bc5 27. Qc4 Bb6 28. a4 Rdc8 29. Qb5 Qf6 30. Re2 Qxh4 31. Bd5 Qh5 {
Andreikin,D (2733)-Smirin,I (2676) Poikovsky 2016 1/2-1/2 (50)}) 17... a5 18.
c3 Qg5 $146 ({RR} 18... a4 19. Bc2 f6 20. Qf2 Qb8 21. Qc5 Ra6 22. Bd3 Na7 23.
Rd2 Qd6 24. Qxd6 Rxd6 25. Ne7+ Kh7 26. Ng6 Rfd8 27. Rhd1 a3 28. Nxe5 fxe5 29.
f6+ Kh8 30. f7 Rf6 31. Bg6 Rxd2 32. Rxd2 axb2 33. Rd6 {Roehrich,S (2205)
-Donner,B (2290) Dortmund 1998 1-0 (33)}) ({RR} 18... b4 19. cxb4 a4 20. Bc2 a3
21. Rhe1 axb2 22. Qd3 f6 23. Qc4 Kh8 24. Qxc6 Rc8 25. Qa4 {1-0 (25) Baramidze,
D (2593)-Begnis,N (2279) Speyer GER 2019}) ({RR} 18... a4 19. Bc2 a3 20. Qd3
axb2 21. f6 g6 22. Qxb5 Qa5 23. Qxa5 Nxa5 24. Rhe1 Rfb8 25. h4 Nc4 26. Bb3 Ne3
27. Rxe3 fxe3 28. Kxb2 Re8 29. Nxe3 Bxf6 30. Ng4 Re2+ 31. Kb1 Bxc3 32. Rd7 Rxg2
33. Nxh6+ {Collins,S (2431)-Furman,B (2223) Hastings 2010 0-1 (40)}) 19. g3
fxg3 20. Qxg5 hxg5 21. hxg3 a4 22. Bc2 Rfd8 23. f6 gxf6 24. Bf5 Rab8 25. a3 Rd6
26. Rh3 Rxd5 27. Rxd5 Ne7 28. Bh7+ Kg7 29. Rd7 g4 30. Rh4 f5 31. Rxe7 Bf6 32.
Bxf5 Bxh4 33. Re3 Kf6 34. Bxg4 Rg8 35. Be2 Bxg3 36. Bxb5 Rg4 37. Rf3+ Ke6 38.
c4 Be5 39. Bxa4 Rg1+ 40. Ka2 Rg2 41. Rb3 Bd4 42. Bc6 Rf2 43. Bd5+ Kd6 44. a4 f5
45. a5 Re2 46. Rb7 f4 47. a6 Re7 48. Rxe7 Kxe7 49. b4 Ba7 50. c5 Kd7 51. Kb3
Kc7 52. Kc4 Bb8 53. b5 Ba7 54. Bf3 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "10"]
[White "Fier, Alexandr"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "33"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8.
Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Rb8 13. h4 Be6 14. Nce3 Be7
15. Bd3 ({RR} 15. g3 Qd7 16. Qf3 Bd8 17. h5 f5 18. exf5 Bxf5 19. Nxf5 Qxf5 20.
Qxf5 Rxf5 21. Ne3 Rf8 22. Bg2 Ne7 23. Rd1 Bc7 24. Be4 b4 25. c4 Rbd8 26. Nd5
Nxd5 27. Rxd5 Bb6 28. f3 Bc5 29. Ke2 Rb8 {Fier,A (2365)-Choma,E (2268) Belo
Horizonte 2004 1-0 (98)}) 15... Qd7 16. Qf3 $146 ({RR} 16. Nf5 Bd8 17. Qg4 Bxf5
18. exf5 Kh8 19. Qe4 f6 20. Bc2 Ne7 21. Nxe7 Qxe7 22. Bb3 b4 23. O-O bxc3 24.
bxc3 Ba5 25. Rac1 Bb6 26. g3 Bc5 27. Kg2 Qb7 28. Bd5 Qd7 29. Rb1 Qc7 30. Be6 a5
{Landa,K (2600)-Richter,M (2407) Germany 2005 1-0 (47)}) ({RR} 16. Bc2 Bd8 17.
Qd3 Ne7 18. O-O-O Bxd5 19. Nxd5 Nxd5 20. Qxd5 b4 21. cxb4 Qa7 22. a3 Bb6 23.
Kb1 Bxf2 24. Bb3 Bd4 25. Rc1 a5 26. bxa5 Qa6 27. Ka2 Qe2 28. Rb1 Kh8 29. Rhc1
Rfc8 30. Rxc8+ Rxc8 {Dominguez Perez,L (2739)-Radjabov,T (2747) Dubai UAE 2023
1-0 (40)}) ({RR} 16. Qh5 f6 17. Bc2 b4 18. Ba4 Rfc8 19. c4 Bd8 20. O-O Bb6 21.
Nxb6 Rxb6 22. b3 Qd8 23. Bxc6 Rbxc6 24. Rad1 a5 25. Rd3 g6 26. Qh6 Qf8 27.
Qxf8+ Kxf8 28. Rfd1 Ke7 29. Nd5+ Kf7 30. f4 f5 {Woudt,E-Potze,R (2128)
Hoogeveen 2005 1/2-1/2 (31)}) 16... Bd8 17. Rd1 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "10"]
[White "Lima, Darcy Gustavo"]
[Black "Coelho, Luis Henrique"]
[Result "1/2-1/2"]
[ECO "A30"]
[PlyCount "164"]
[EventDate "2005.??.??"]

1. c4 c5 2. Nf3 Nf6 3. g3 Nc6 4. Bg2 d5 5. cxd5 Nxd5 6. d4 cxd4 7. Nxd4 Ndb4 8.
Nxc6 Qxd1+ 9. Kxd1 Nxc6 10. Bxc6+ bxc6 11. Nc3 Bf5 ({RR} 11... h5 12. h4 e5 13.
Be3 Be6 14. b3 Ba3 15. Bc1 Bc5 16. f3 Rd8+ 17. Kc2 Bf2 18. Ne4 Bf5 19. Kc3 Bd4+
{0-1 (19) Bryakin,M (2463)-Salem,A (2677) chess.com INT 2023}) 12. Be3 ({RR} 
12. f3 O-O-O+ 13. Ke1 e5 14. Be3 Kb7 15. Na4 h5 16. h4 Rd5 17. Kf2 Ra5 18. b3
Ba3 19. Bc1 Bc5+ 20. Nxc5+ Rxc5 21. Rd1 Rc2 22. Rd2 Rxd2 23. Bxd2 Rd8 24. Bc3
f6 25. Bb4 Kb6 26. Rc1 a5 {Laznicka,V (2654)-Ragger,M (2659) Novy Bor 2017 1/
2-1/2 (51)}) 12... O-O-O+ $146 ({RR} 12... e5 13. Kc1 Kd7 14. Na4 Kc7 15. Rd1
h5 16. h4 f6 17. a3 Be7 18. b4 Rhb8 19. Bc5 Bxc5 20. Nxc5 a5 21. Kd2 Rd8+ 22.
Kc3 Rxd1 23. Rxd1 axb4+ 24. Kxb4 Rb8+ 25. Kc3 Rb5 26. Na6+ Kb6 27. Nb4 {
Vaulin,A (2480)-Bondarenko,V (2300) Moscow 1996 1/2-1/2 (41)}) 13. Kc1 Kb7 14.
Rd1 Rxd1+ 15. Kxd1 e5 16. Rc1 Bb4 17. a3 Rd8+ 18. Ke1 Bxc3+ 19. Rxc3 Rd5 20. f3
Rb5 21. b4 a5 22. Bc5 axb4 23. axb4 e4 24. f4 Kc7 25. Ra3 Rb7 26. Ra8 g6 27.
Rf8 Be6 28. g4 Bxg4 29. Rxf7+ Kc8 30. Rf8+ Kd7 31. Kf2 Bf5 32. Rf7+ Kc8 33. Rf6
Rc7 34. h4 h5 35. Ke3 Kb7 36. Kd4 Rd7+ 37. Bd6 Kb6 38. Ke5 Kb5 39. Rf8 e3 40.
Rb8+ Kc4 41. Rb6 Kc3 42. Rxc6+ Kd2 43. b5 Kxe2 44. b6 Kf2 45. Bc5 Kf3 46. Bb4
e2 47. Rc1 Rb7 48. Ba5 Kg3 49. Be1+ Kf3 50. Ba5 Kg3 51. Be1+ Kf3 52. Ba5 Bg4
53. Kf6 Kxf4 54. Kxg6 Bf3 55. Kf6 Kg4 56. Rg1+ Kh3 57. Ke5 Bg4 58. Rh1+ Kg2 59.
Rb1 Bf3 60. Kd6 Rf7 61. Ke6 Rb7 62. Kd6 Be4 63. Rc1 Rf7 64. Ke5 Bb7 65. Kd6 Rf1
66. Be1 Rxe1 67. Rxe1 Kf2 68. Ra1 e1=Q 69. Rxe1 Kxe1 70. Ke5 Kf2 71. Kf4 Bf3
72. Kg5 Kg3 73. b7 Bxb7 74. Kxh5 Be4 75. Kg5 Bb1 76. h5 Bc2 77. h6 Bb1 78. Kf6
Bc2 79. Kg7 Bd3 80. Kf6 Bc2 81. Kg7 Bd3 82. h7 Bxh7 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "C67"]
[PlyCount "87"]
[EventDate "2005.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 Nd6 7. Bxc6 bxc6 8.
dxe5 Nb7 9. Nd4 O-O 10. Rd1 Qe8 11. Nf5 d5 12. exd6 Bxd6 13. Qf3 ({RR} 13. Qxe8
Rxe8 14. Nxd6 Nxd6 15. Na3 Ba6 16. Bf4 Nb5 17. Nxb5 cxb5 18. Bxc7 Bc8 19. c3
Be6 20. f3 a5 21. a4 Rec8 22. Bd6 Bb3 23. axb5 Bxd1 24. b6 Bb3 25. b7 a4 26. c4
Bxc4 27. Rxa4 Bd5 {Malisauskas,V (2570)-Kiselev,G (2435) Katowice 1993 1-0 (79)
}) ({RR} 13. Qxe8 Rxe8 14. Nxd6 cxd6 15. Be3 d5 16. c4 dxc4 17. Na3 Be6 18.
Rac1 Red8 19. Rxd8+ Rxd8 20. h3 Nd6 21. Bxa7 Nb5 22. Bb6 Rb8 23. Bc5 c3 24.
bxc3 Nxa3 25. Bxa3 Bxa2 {1/2-1/2 (25) Klima,L (2422)-Priborsky,M (2179)
Czechia 2008}) 13... Bd7 $146 ({RR} 13... Bxf5 14. Qxf5 Qe5 15. Qxe5 Bxe5 16.
Nc3 Rad8 17. Be3 a6 18. Kf1 f5 19. Bg5 Rxd1+ 20. Rxd1 h6 21. Bd2 Rd8 22. Be1
Rd6 23. Rb1 Nc5 24. f3 Ne6 25. Ne2 Bxh2 26. g3 f4 27. g4 Bg3 28. Nxg3 {Steiner,
L-Eliskases,E Moravska Ostrava 1933 1/2-1/2 (65)}) ({RR} 13... Bxf5 14. Qxf5
Qe5 15. Qxe5 Bxe5 16. c3 Rfd8 17. Rf1 Nc5 18. Nd2 Nd3 19. Nc4 Bf6 20. Be3 a6
21. Rfd1 Rd5 22. Rd2 Ne5 23. Nxe5 Bxe5 24. Re1 f6 25. g3 Rb8 26. Ree2 Kf7 27.
Kg2 a5 28. f4 {Domnitz,Z-Kajan,S Lugano 1968 1/2-1/2 (48)}) 14. Nc3 Qe6 15.
Nxd6 cxd6 16. Bf4 Qg6 17. Bxd6 Bg4 18. Qf4 Bxd1 19. Bxf8 Bxc2 20. Ba3 Re8 21.
h3 Nd8 22. Qc7 f5 23. Rc1 f4 24. Qxf4 Ne6 25. Qc4 Bf5 26. Kh2 h5 27. Qxc6 Kh7
28. Re1 Rd8 29. Nd5 Qh6 30. Bb4 Nd4 31. Qxh6+ Kxh6 32. Re5 g6 33. Bd2+ Kg7 34.
Re7+ Kg8 35. Nf6+ Kf8 36. Bb4 Nc6 37. Rd7+ Nxb4 38. Rxd8+ Ke7 39. Rb8 Nc6 40.
Ng8+ Kd6 41. Rb7 Be6 42. Rg7 Ne5 43. Ne7 Bxa2 44. Nxg6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "10"]
[White "Milos Jr, Gilberto"]
[Black "Santos, Marcus Vinicius"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "55"]
[EventDate "2005.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Qe2 Nf6 5. exf5 Bd6 ({RR} 5... d6 6. d4 e4 7.
Nc3 Qe7 8. Ng5 d5 9. O-O Bxf5 10. f3 Bd7 11. Bxc6 Bxc6 12. fxe4 dxe4 13. d5
Nxd5 14. Nf7 Rg8 15. Nxd5 Bxd5 16. Bg5 Qc5+ 17. Kh1 Qc4 18. Qg4 Be6 19. Qf4
Bxf7 20. Rfe1 {Lomasov,S (2489)-Apryshko,G (2334) Moscow 2017 1/2-1/2 (50)}) 6.
Nc3 $146 ({RR} 6. Bxc6 dxc6 7. Nxe5 Qe7 8. Nc4 Bxf5 9. Qxe7+ Kxe7 10. d3 Rae8
11. O-O Kd7 12. Nc3 Rhg8 13. Bd2 g5 14. Rae1 Rxe1 15. Rxe1 h5 16. Ne4 Nxe4 17.
dxe4 Be6 18. Nxd6 cxd6 19. Bc3 Rf8 20. a3 d5 {Stayt,J (1996)-LeMoir,D (2044)
England 2012 1/2-1/2}) ({RR} 6. Bxc6 dxc6 7. Nxe5 O-O 8. d4 Bxf5 9. O-O Qe8 10.
Nd2 Kh8 11. Ndf3 Qh5 12. Re1 Rae8 13. Bf4 Nd5 14. Bg3 Nb4 15. Nh4 Qxe2 16. Rxe2
Nxc2 17. Rd1 Bg4 18. f3 Bh5 19. Rxc2 g5 20. Nd7 Rf7 {Shuqja,K (1959)
-Kairbekova,A (2305) Mamaia ROU 2022 1-0 (49)}) 6... O-O 7. O-O Qe8 8. d3 Qh5
9. Ne4 Be7 10. Ng3 Qe8 11. Bxc6 dxc6 12. Nxe5 Bd6 13. Re1 Nd5 14. Qe4 Bxe5 15.
Qxe5 Qxe5 16. Rxe5 Nb4 17. Bd2 Nxc2 18. Rc1 Nd4 19. Bb4 Rd8 20. Rce1 Bd7 21.
Bc5 Nb5 22. Re7 Re8 23. f6 gxf6 24. Nh5 Rxe7 25. Rxe7 Bf5 26. Nxf6+ Kh8 27. Be3
Rf8 28. Bh6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "10"]
[White "di Berardino, Diego"]
[Black "Chemin, Vitorio"]
[Result "1-0"]
[ECO "B60"]
[PlyCount "65"]
[EventDate "2005.??.??"]

1. e4 {Gofshtein,L} c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Qb6
7. Be3 ({RR} 7. Nb3) 7... Qc7 ({RR} 7... a6 8. Qd2 ({RR} 8. Nb3 Qd8 9. a4 e6
10. a5 Bd7 11. Be2 Be7 12. O-O O-O 13. f4 Nb4 14. Bf3 e5 15. Qe2 Qc8 16. Rfc1
Re8 17. Na4 Bb5 18. Qd2 Bxa4 19. Rxa4 exf4 20. Bxf4 Nc6 21. Nd4 Ne5 22. c4 Ng6)
8... Nxd4 ({RR} 8... Qc7 9. Nd5 Nxd5 10. exd5 Ne5 11. O-O-O Bd7 12. h3 Nc4 13.
Bxc4 Qxc4) ({RR} 8... Qxb2 9. Rb1 Qa3) 9. Bxd4 Qc6 10. Bd3 e5 11. Be3 Be6 ({RR
} 11... Be7) 12. f4 exf4 ({RR} 12... g6 13. f5 gxf5 14. exf5 Bd7 15. Bg5) ({RR
} 12... d5 13. exd5 Nxd5 14. f5) 13. Bd4 Be7 ({RR} 13... Nd7 14. Qxf4 Ne5) 14.
Qxf4 O-O 15. O-O-O Rac8 16. Rhf1 Nd7 ({RR} 16... Rfe8 17. Kb1 b5) 17. Nd5 Bd8 (
{RR} 17... Bxd5 18. exd5 Qxd5 19. Bf5) 18. c3 Ne5 ({RR} 18... b5) 19. Bxe5 dxe5
20. Qxe5 Re8 21. Kb1 Bxd5 ({RR} 21... b5) 22. exd5 {Ivanchuk,V (2716)
-Miroshnichenko,E (2599) Antalya 2004 CBM 101 [Gofshtein,L] 1-0 (45)} {RR} Qd7
23. Qf5 Qxf5 24. Bxf5 Rb8 25. d6) ({RR} 7... Nxd4 8. Bxd4 Qa5 9. Bb5+ Bd7 10.
Bxd7+ Nxd7) ({RR} 7... Qxb2 8. Ndb5 Qb4 9. Bd2 Nxe4 10. a3) ({RR} 7... Ng4 8.
Nd5 Nxe3 9. fxe3 Qa5+ 10. b4) 8. f3 a6 9. Qd2 ({RR} 9. g4 e5 10. Nf5 Bxf5 11.
exf5 h6 12. Bc4 Rc8 13. Bb3 Na5 14. Qd3 Nxb3 15. axb3 d5 16. Nxd5 Qxc2 17.
Nxf6+ gxf6 18. Qxc2 Rxc2 19. Rc1 Bb4+ 20. Kd1 Rxc1+ 21. Kxc1 Ke7 22. Rd1 Rc8+
23. Kb1 Rc7 {Huschenbeth,N (2607)-Chemin,V (2150) chess.com INT 2023 1-0 (56)})
9... e5 $146 ({RR} 9... Nxd4 10. Qxd4 e6 11. g4 Nd7 12. O-O-O Ne5 13. Be2 Bd7
14. f4 Nc6 15. Qb6 Qxb6 16. Bxb6 Rc8 17. h4 Be7 18. g5 Nb8 19. h5 Bc6 20. Bd4
O-O 21. Rhg1 b5 22. a3 Nd7 23. f5 Rfe8 24. g6 {Brkic,A (2547)-Abergel,T (2477)
Brno 2006 1-0 (77)}) 10. Nb3 Be7 11. g4 h6 12. O-O-O Na5 13. h4 Be6 14. Kb1
Nxb3 15. axb3 b5 16. Rg1 Qc6 17. g5 hxg5 18. hxg5 Nd7 19. Nd5 Bxd5 20. exd5 Qb7
21. g6 f6 22. Bg2 O-O-O 23. Rh1 Kb8 24. Bh3 Rdf8 25. Bf5 Rxh1 26. Rxh1 Nb6 27.
Rh7 Bd8 28. Bh6 Qxd5 29. Qxd5 Nxd5 30. Bxg7 Re8 31. Bd7 Re7 32. Bf8 f5 33. Rxe7
1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "11"]
[White "Cavalcanti, Francisco"]
[Black "Lima, Darcy Gustavo"]
[Result "1/2-1/2"]
[ECO "D95"]
[PlyCount "48"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 O-O 6. Qb3 e6 7. Be2 b6 8. O-O
Bb7 9. cxd5 exd5 10. Rd1 ({RR} 10. Qc2 Nbd7 11. b4 c5 12. bxc5 bxc5 13. Rb1 Qc8
14. dxc5 Re8 15. Ba3 Nxc5 16. Nb5 Nce4 17. Qxc8 Rexc8 18. Nbd4 Rab8 19. Rfc1
Nc3 20. Bd6 Nxe2+ 21. Nxe2 Rxc1+ 22. Nxc1 Rc8 23. Nd3 Ba6 24. Nde5 Ne4 {
Pastar,S (2323)-Krysa,L (2531) chess.com INT 2020 0-1 (32)}) 10... Qe7 11. Bd2
Nbd7 12. Rac1 $146 ({RR} 12. a4 a5 13. Qa3 Qxa3 14. Rxa3 c6 15. Rb3 Rfb8 16. h3
Bf8 17. g4 h6 18. Be1 Bb4 19. Na2 c5 20. Nxb4 axb4 21. Bb5 Ba6 22. Ne5 Bxb5 23.
axb5 Nxe5 24. dxe5 Ne4 25. h4 c4 26. Rxb4 Nc5 {Peresipkin,V-Zilberstein,V 
(2455) Daugavpils (Latvia) 1978 1/2-1/2 (37)}) ({RR} 12. a4 a5 13. Qa3 Qxa3 14.
Rxa3 c6 15. Rb3 Rfb8 16. h3 Bf8 17. g4 h6 18. Be1 Bb4 19. Na2 c5 20. Nxb4 axb4
21. Bb5 Ba6 22. Ne5 Bxb5 23. axb5 Nxe5 24. dxe5 Ne4 25. h4 c4 26. Rxb4 Nc5 {
Peresipkin,V-Zilberstein,V (2455) Daugavpils (Latvia) 1978 1/2-1/2 (37)}) 12...
c5 13. dxc5 Nxc5 14. Qa3 Nfe4 15. Be1 Rfd8 16. Nb5 a5 17. Nbd4 Qf6 18. b3 h5
19. Qb2 Ne6 20. Qb1 Rac8 21. Rxc8 Rxc8 22. Rc1 N6c5 23. a3 Ra8 24. Rc2 Qd8
1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "11"]
[White "Chemin, Vitorio"]
[Black "Disconzi, Rodrigo"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "21"]
[EventDate "2005.??.??"]

1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 Bf5 5. O-O Nbd7 6. Bf4 ({RR} 6. c3 h6 7.
Nbd2 e6 8. Re1 Be7 9. a4 a5 10. Qb3 Qb8 11. Nf1 O-O 12. Bf4 Bd6 13. Bxd6 Qxd6
14. Ne3 Be4 15. Qa3 {1/2-1/2 (15) Luckans,A (2455)-Kveinys,A (2565) Liepaja
2004}) 6... h6 ({RR} 6... e6 7. Nbd2 Be7 8. c4 O-O 9. a3 h6 10. Rc1 dxc4 11.
Nxc4 Nb6 12. Nd6 Bxd6 13. Bxd6 Qxd6 14. Nh4 Bh7 15. Re1 Rad8 16. e3 Rfe8 17.
Qb3 e5 18. dxe5 Qxe5 19. a4 Qe6 20. Qb4 Nfd5 21. Bxd5 {Vysochin,S (2512)
-Tarnowska,A (1835) chess.com INT 2022 1/2-1/2 (70)}) 7. Nbd2 e6 $146 ({RR} 
7... Ne4 8. c4 e6 9. cxd5 exd5 10. Nxe4 Bxe4 11. Ne5 Bxg2 12. Kxg2 Be7 13. Qd3
O-O 14. a3 Nxe5 15. Bxe5 Re8 16. Bf4 Bd6 17. Bxd6 Qxd6 18. Rac1 Re4 19. Rc2
Rae8 20. Rfc1 a6 21. e3 Qf6 22. Qd1 {Enguidanos Gimeno,S-Valero Perez,F (2255)
Valencia 1996 0-1 (39)}) 8. c4 Be7 9. Qb3 Qb6 10. c5 Qxb3 11. axb3 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "11"]
[White "Coelho, Luis Henrique"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B45"]
[PlyCount "102"]
[EventDate "2005.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8.
Ne4 f5 9. exf6 Nxf6 10. Nd6+ Bxd6 11. Qxd6 Ba6 12. Bxa6 Qa5+ 13. Bd2 Qxa6 14.
f3 Kf7 15. b3 ({RR} 15. a3 Rhe8 16. O-O-O Rab8 17. Bc3 Rb7 18. Rhe1 Qb6 19. Qf4
Kg8 20. Qg5 Qd8 21. f4 Qe7 22. Bb4 Qf7 23. Bd6 Rb5 24. Qg3 Rd5 25. Qe3 a5 26.
a4 Qg6 27. Qf3 Rxd1+ 28. Kxd1 Qg4 29. Qxg4 Nxg4 {Dominguez Perez,L (2763)
-Escobar Forero,A (2504) Khanty-Mansiysk RUS 2019 1-0 (54)}) ({RR} 15. a3 Rhe8
16. O-O-O e5 17. Bg5 Re6 18. Qc7 Re7 19. Bxf6 Rc8 20. Qd6 gxf6 21. f4 e4 22.
Rhe1 e3 23. Rd3 Rce8 24. Re2 Qb5 25. g4 h5 26. h3 a5 27. b3 a4 28. b4 Qc4 29.
Kb2 Qb5 {Kadric,D (2601)-Jukic,B (2371) Mali Losinj CRO 2023 1-0 (37)}) 15...
e5 16. c4 $146 ({RR} 16. Bg5 Qa5+ 17. Kf2 Qb6+ 18. Be3 Qb8 19. Rad1 Qxd6 20.
Rxd6 Rhe8 21. Re1 a6 22. Bc5 Re6 23. Rxe6 Kxe6 24. f4 e4 25. h3 h5 26. Ke3 Kf5
27. Bd6 h4 28. c4 Ke6 29. Be5 d5 30. cxd5+ cxd5 {Pokorna,R (2377)-Vager,I 
(2232) Pardubice 2005 1-0 (50)}) 16... Rhe8 17. O-O Re6 18. Qd3 d5 19. Bg5 Kg8
20. Qf5 Rae8 21. Bxf6 Rxf6 22. Qd7 Qb6+ 23. Kh1 Qb8 24. cxd5 Rd6 25. Qf5 cxd5
26. Rfe1 Rdd8 27. Re2 Qd6 28. h3 Re7 29. Rd1 Qf6 30. Qd3 g6 31. b4 h5 32. b5 h4
33. Rc2 Rd6 34. Rc8+ Kg7 35. Qe3 e4 36. fxe4 dxe4 37. Rxd6 Qxd6 38. Qb3 e3 39.
Qg8+ Kh6 40. Qf8+ Kg5 41. Rc1 e2 42. Re1 Qe5 43. Qf3 Qf4 44. Kg1 Qd4+ 45. Qf2
Qd2 46. a4 Re5 47. Kh2 Qf4+ 48. Kg1 Qd2 49. Kh1 Qf4 50. Rxe2 Rxe2 51. Qxe2 Qxa4
1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "11"]
[White "Matsuura, Everaldo"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "58"]
[EventDate "2005.??.??"]

1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 g6 5. h3 Bg7 6. Nf3 O-O 7. O-O d5 8. e5 Ne4
9. Nbd2 ({RR} 9. Re1 Bf5 10. dxc5 Nd7 11. Bf4 Ndxc5 12. Bf1 Qb6 13. Re2 Rad8
14. Na3 Bd7 15. Be3 Ba4 16. Qc1 Qc7 17. Re1 a6 18. Nc2 Bxc2 19. Qxc2 b5 20.
Rad1 e6 21. Qc1 Rc8 22. h4 Qb8 23. h5 Nd7 {Adams,M (2746)-Tkachiev,V (2672)
Cannes 2001 1-0 (43)}) 9... Bf5 ({RR} 9... Nxd2 10. Bxd2 cxd4 11. cxd4 Nc6 12.
Bb5 Bd7 13. Qe2 a6 14. Bd3 Qb6 15. Be3 Nb4 16. Rfc1 Nxd3 17. Qxd3 Rac8 18. Qd2
Rxc1+ 19. Rxc1 Rc8 20. Rxc8+ Bxc8 21. Ne1 Bf5 22. b3 h5 23. Nd3 Bxd3 24. Qxd3 {
Quirke,J (1986)-Kappeler,K (2169) chess.com INT 2023 1-0 (40)}) 10. Qe2 cxd4
11. Nxe4 $146 ({RR} 11. cxd4 Nc6 12. Rd1 Nxd2 13. Bxd2 Bxd3 14. Qxd3 Qb6 15. b4
Rfc8 16. b5 Na5 17. Qa3 Nc4 18. Qxe7 Rc7 19. Qb4 Rac8 20. Be1 Bh6 21. a4 Qe6
22. a5 a6 23. bxa6 bxa6 24. Nd2 Bxd2 25. Bxd2 Qf5 {Sorensen,T (2181)
-Hagesaether,H (2278) Aarhus 2012 0-1 (58)}) ({RR} 11. cxd4 Nc6 12. Nxe4 dxe4
13. Bxe4 Nxd4 14. Nxd4 Qxd4 15. Bxf5 gxf5 16. Re1 Rac8 17. Bg5 Qd7 18. Qf3 h6
19. Rad1 Qe6 20. Bd2 Rc6 21. Bc3 Rfc8 22. a3 b6 23. Rd5 Kh7 24. Qd3 Rc5 25.
Rxc5 Rxc5 {Fedorov,A (2684)-Iskusnyh,S (2495) Smolensk 2000 1/2-1/2 (37)})
11... dxe4 12. Bxe4 dxc3 13. Bxf5 gxf5 14. bxc3 Nc6 15. Rb1 Qc8 16. Bf4 b6 17.
Rfd1 Rd8 18. Qe3 Qe6 19. Ng5 Qxa2 20. e6 fxe6 21. Nxe6 Rxd1+ 22. Rxd1 Bf6 23.
c4 Qc2 24. Rc1 Qe4 25. Qg3+ Kf7 26. Ng5+ Bxg5 27. Qxg5 Rg8 28. Qh5+ Ke6 29. Bg3
Rxg3 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2005.12.??"]
[Round "11"]
[White "Santos, Marcus Vinicius"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "E29"]
[PlyCount "91"]
[EventDate "2005.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 Nc6 8.
Ne2 e5 9. O-O ({RR} 9. e4 cxd4 10. cxd4 exd4 11. O-O Ng4 12. Nxd4 Nxd4 13. Qxg4
d5 14. Qh5 dxc4 15. Bxc4 Be6 16. Bxe6 Nxe6 17. Be3 Qd3 18. Qd5 Qa6 19. a4 Rfd8
20. Qb5 Qxb5 21. axb5 a6 22. bxa6 Rxa6 23. Rab1 Rd7 {Huebner,R (2610)-Nikolic,
P (2620) Tilburg 1987 1/2-1/2 (53)}) 9... Re8 ({RR} 9... e4 10. Bb1 d6 11. Ng3
Bg4 12. f3 exf3 13. gxf3 Bh3 14. Rf2 Qa5 15. Bd2 Qa6 16. Bd3 Rfe8 17. e4 h5 18.
Bg5 Nh7 19. Be3 h4 20. Ne2 g5 21. Kh1 f6 22. f4 f5 23. fxg5 fxe4 24. Bc2 {
Akshat,K (2401)-Darvishli,M Istanbul TUR 2023 1-0 (39)}) 10. e4 b6 $146 ({RR} 
10... cxd4 11. cxd4 exd4 12. Bg5 h6 13. Bh4 g5 14. Bg3 Nxe4 15. Bxe4 Rxe4 16.
f3 Re8 17. Nxd4 d5 18. c5 Ne5 {1/2-1/2 (18) Santos,M (2353)-Fier,A (2443)
Guarulhos 2005}) 11. f4 exd4 12. e5 Ng4 13. cxd4 cxd4 14. h3 Ne3 15. Bxe3 dxe3
16. Nc3 d6 17. Be4 Bb7 18. Qh5 g6 19. Qh6 f5 20. Bd5+ Kh8 21. Bf7 Re7 22. e6
Nd4 23. Nd5 Bxd5 24. cxd5 e2 25. Rfe1 Nc2 26. Rac1 Nxe1 27. Rxe1 Rc7 28. Rxe2
Rc1+ 29. Kh2 Qf6 30. Re3 Rac8 31. h4 Rf1 32. a4 a6 33. Qg5 Kg7 34. h5 Qxg5 35.
fxg5 gxh5 36. Bxh5 f4 37. Re4 Rcc1 38. Kh3 Rce1 39. Rc4 Re3+ 40. Kg4 Rfe1 41.
Rc7+ Kf8 42. Kf5 Re5+ 43. Kf6 Rf5+ 44. Kxf5 Re5+ 45. Kf6 Rf5+ 46. Kxf5 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "1"]
[White "Diamant, Andre"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "C88"]
[PlyCount "166"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3
Bb7 9. d3 d6 10. a3 Qd7 11. Nc3 Rae8 ({RR} 11... Nd8 12. d4 exd4 13. Nxd4 Re8
14. Nf5 Ne6 15. Bd5 Nxd5 16. exd5 Nc5 17. Qg4 Bf6 18. Bg5 h5 19. Qf4 Be5 20.
Qf3 f6 21. Bd2 Qf7 22. Rad1 Nd7 23. Bf4 Bxc3 24. Qxc3 Nb6 25. Qg3 Kh7 26. Rxe8
{Topalov,V (2772)-Anand,V (2786) Leon 2007 1/2-1/2 (38)}) 12. Be3 ({RR} 12. Bg5
h6 13. Bxf6 Bxf6 14. a4 b4 15. Nd5 Bd8 16. a5 Kh8 17. Ba4 Qc8 18. Qd2 Re6 19.
Ne3 Ne7 20. Bb3 Rg6 21. Nh4 Rg5 22. Nf3 Rh5 23. Qd1 g6 24. g4 Rxh3 25. Kg2 Rxf3
26. Qxf3 Nc6 {Steinberg,N (2546)-Sargissian,G (2699) chess.com INT 2023 1-0 
(32)}) 12... Bd8 13. a4 Na5 14. axb5 $146 ({RR} 14. Ba2 c5 15. axb5 axb5 16.
Bg5 b4 17. Bxf6 Bxf6 18. Nd5 Bd8 19. c3 Qb5 20. cxb4 cxb4 21. Bb3 Nxb3 22. Qxb3
Bxd5 23. Qxd5 Qxd5 24. exd5 Bb6 25. Ra6 Rb8 26. Nd2 b3 27. Nc4 Bc5 28. Nxd6
Rfd8 {Van Kampen,R (2595)-Smeets,J (2643) Amsterdam 2013 1-0 (37)}) 14... Nxb3
15. bxa6 Nxa1 16. axb7 Be7 17. Ba7 c6 18. b8=Q Rxb8 19. Bxb8 Nxc2 20. Qxc2 Rxb8
21. d4 exd4 22. Nxd4 g6 23. Qa4 Rc8 24. Re2 Qb7 25. Qb3 Qxb3 26. Nxb3 Kf8 27.
Rd2 Ra8 28. g3 Nd7 29. Kg2 Ra6 30. Rc2 Bf6 31. Nd2 Ne5 32. Nf3 Ke7 33. Nxe5
Bxe5 34. Kf3 Rb6 35. Ke2 f5 36. exf5 gxf5 37. Nd1 f4 38. gxf4 Bxf4 39. Rc3 Be5
40. Re3 Rb4 41. b3 Kf6 42. Rd3 d5 43. Ne3 Ke6 44. Kf3 Rf4+ 45. Kg2 Bd4 46. Kg3
Re4 47. Nc2 Be5+ 48. Kf3 c5 49. Ne3 Rf4+ 50. Kg2 Bd4 51. Kg3 Re4 52. Nc2 Be5+
53. Kf3 Rf4+ 54. Kg2 Rf7 55. Ne3 Rd7 56. Kf3 Bf6 57. Kg4 Ke5 58. Kf3 h5 59. Rd1
Ke6 60. Rd3 Be5 61. Ke2 Ba1 62. Nc2 Bb2 63. Re3+ Kd6 64. Rd3 Kc6 65. Ne3 Be5
66. Nc2 Ra7 67. Rf3 Kd6 68. Rd3 Ra2 69. Kd1 Bf4 70. Rf3 Ke5 71. Rc3 Kd6 72. Rf3
Be5 73. Rd3 d4 74. Rd2 Bf4 75. Rd3 Ke5 76. f3 Rb2 77. Na3 Rh2 78. Nc4+ Kd5 79.
Nb6+ Kc6 80. Nc4 Rxh3 81. Kc2 Rh2+ 82. Kb1 Rh1+ 83. Ka2 h4 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "1"]
[White "El Debs, Felipe"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "87"]
[EventDate "2006.??.??"]

1. d4 {Mikhalevski,V} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7.
Be3 Ng4 8. Bg5 f6 9. Bc1 ({RR} 9. Bh4) 9... exd4 ({RR} 9... f5 10. h3 Nxf2) 10.
Nxd4 f5 11. O-O ({RR} 11. h3 Ne5 12. exf5 gxf5 13. Nd5 Ng6 14. O-O Nc6 15. Nb5
Rf7 16. Bh5 a6 17. Nbc3) 11... fxe4 12. Bxg4 Bxg4 13. Qxg4 Bxd4 14. Nd5 ({RR} 
14. Bh6 Bg7 ({RR} 14... Re8) 15. Bxg7 Kxg7 16. Qxe4 Nc6 17. Nd5) ({RR} 14. Qxe4
Nc6 15. Be3 Bxe3 ({RR} 15... Bxc3) 16. Qxe3 Qh4 17. Qe4 Qxe4 18. Nxe4 Ne5 19.
b3 a5) 14... Nc6 ({RR} 14... Rf5 15. Be3 Bg7 16. Qxe4 Nc6 17. Rad1 Qd7 18. Qh4
Re8 19. Bg5 Qf7 20. b3) ({RR} 14... Qd7 15. Qxd7 Nxd7 16. Bh6 Rf7 17. Nxc7 Rc8
18. Nb5 Bxb2 19. Rad1 Be5 20. Nxd6 Bxd6 21. Rxd6 Rxc4 22. Re6 Nf6 23. Rd1 Rc8
24. h3 Re8 25. Rdd6) 15. Bg5 $146 ({RR} 15. Be3 Bg7 ({RR} 15... Bxb2 16. Rab1
Be5 17. Rxb7 Qc8 18. Qxc8 Rfxc8 19. Rxc7) 16. Qxe4 Qd7 17. Rad1 ({RR} 17. Rae1
Rae8 18. Qh4 Ne7) 17... Rae8 18. Qc2 ({RR} 18. Qh4) 18... Ne5 19. h3 ({RR} 19.
b3 c6 20. Nc3) 19... c6 20. Nb4 ({RR} 20. Nf4) 20... Nf3+ 21. Kh1 ({RR} 21.
gxf3 Qxh3 22. c5 Rxf3 23. Qc4+ Kh8 24. Bg5 Qf5 ({RR} 24... Be5 25. Qh4) 25.
Rfe1 ({RR} 25. Bh4 Rf4 26. Qc2 Rxh4 27. Qxf5 gxf5 28. Nc2 Rg8) 25... Qxg5+ 26.
Kf1 Ref8 27. Nd3 dxc5) 21... Re5 22. g4 Rh5 23. Kg2 ({RR} 23. gxh5 Qxh3#) 23...
Nh4+ 24. Kh2 ({RR} 24. Kg1 Rf3 25. Qe4 ({RR} 25. Rxd6 Qxd6 26. gxh5 Qe6) 25...
Re5) 24... Rf3 25. Bd4 Qf7 ({RR} 25... Nf5 26. gxf5 Rfxh3+ 27. Kg2 Rh2+ 28. Kg1
({RR} 28. Kf3 R5h3+ 29. Ke2 Qe8+ 30. Kd2 Bh6+ 31. Be3 Qxe3#) 28... Qe7 29. f6
Qe6) 26. Qe4 ({RR} 26. Qe2 Re5 27. Be3 ({RR} 27. Qd2 Rxh3+ 28. Kxh3 Qf3+ 29.
Kxh4 Bf6+ 30. g5 Re4+) 27... Rexe3 28. fxe3 Be5+ 29. Kg1 Rg3+ 30. Kh1 Rxh3+ 31.
Kg1 Bh2+ 32. Qxh2 ({RR} 32. Kh1 Qe6) 32... Nf3+ 33. Rxf3 Qxf3 34. Qxh3 Qxh3)
26... Be5+ ({RR} 26... Bxd4 27. Qxd4 ({RR} 27. Rxd4 Rxf2+ 28. Rxf2 Qxf2+ 29.
Kh1 Re5) 27... Rxh3+) 27. Kg1 ({RR} 27. Bxe5 Rxe5 28. Qd4 Rxh3+ 29. Kxh3 ({RR} 
29. Kg1 Rh1+ 30. Kxh1 Qf3+ 31. Kg1 Qg2#) 29... Qf3+ 30. Kxh4 g5+ 31. Kh5 Qh3#)
27... Rf4 ({RR} 27... Rxh3 28. f4 Rg3+ 29. Kf2 Rxg4 30. Ke2 ({RR} 30. Ke1 Bxf4)
30... Nf5 31. Ke1 Qxc4) 28. Qe2 Nf3+ 29. Kg2 Rxg4+ {Popov,V (2570)-Djukic,N 
(2521) Saint Vincent 2005 CBM 110 [Mikhalevski,V] 0-1} {RR} 30. hxg4 Rh2#)
15... Qc8 16. Qxe4 Bxb2 17. Rab1 Bg7 18. Rfe1 Rb8 19. Qh4 Rf7 20. Rb3 Qd7 21.
Rh3 Be5 22. Kh1 Re8 23. Rhe3 Ref8 24. f4 Nd4 25. Re4 Ne6 26. Ne7+ Rxe7 27. Bxe7
Rxf4 28. Rxf4 Nxf4 29. Bg5 Ne6 30. Bh6 Qf7 31. Qe4 c6 32. Be3 a6 33. Rb1 Qc7
34. Qg4 Qd7 35. Bh6 b5 36. Rf1 Bg7 37. Bxg7 Kxg7 38. Re1 Kf6 39. Qh4+ Kg7 40.
Qh3 Kf6 41. Qc3+ Kg5 42. Rd1 Nf4 43. Qg3+ Kf5 44. Rf1 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Mann de Toledo, James"]
[Result "1/2-1/2"]
[ECO "C33"]
[PlyCount "192"]
[EventDate "2006.??.??"]

1. e4 e5 2. f4 exf4 3. Bc4 d5 4. Bxd5 Nf6 5. Nc3 Bb4 6. Nf3 Bxc3 7. dxc3 c6 8.
Bc4 Qxd1+ 9. Kxd1 O-O ({RR} 9... Nh5 10. Ne5 Be6 11. Bxe6 fxe6 12. Nd3 O-O 13.
Nc5 Nd7 14. Nxe6 Rf6 15. Nd4 Re8 16. Re1 Rg6 17. Re2 Ndf6 18. e5 Ng4 19. Nf3
Rge6 20. b3 Nxe5 21. Nd4 Rd6 22. Ba3 Rd5 23. Ke1 c5 24. Nf3 {Fernandez Guillen,
E (2462)-Shirov,A (2668) Sant Boi ESP 2023 1/2-1/2 (36)}) 10. Bxf4 Nxe4 11. Re1
Bf5 12. Nh4 $146 ({RR} 12. Kc1 Re8 13. Nh4 Bc8 14. Bd3 Nf6 15. Rxe8+ Nxe8 16.
Kd2 Be6 17. Re1 Nd7 18. Nf3 Nc5 19. Be5 Rd8 20. Nd4 Nd6 21. Nxe6 Nxe6 22. Kc1
c5 23. Rd1 Nc8 24. Be4 Rxd1+ 25. Kxd1 Nd8 26. Bc7 Nc6 {Bangiev,A (2409)-Schulz,
J (2217) Germany 2014 1-0 (40)}) 12... Bg4+ 13. Kc1 Nf6 14. h3 Bd7 15. a4 Nd5
16. Bd6 Rd8 17. Nf3 Be6 18. Bg3 Na6 19. Nd4 Bd7 20. a5 Re8 21. Bxa6 bxa6 22.
Kd2 c5 23. Nb3 Rac8 24. Bd6 Nf6 25. Be7 Be6 26. Bxf6 gxf6 27. c4 Bxc4 28. Rxe8+
Rxe8 29. Nxc5 Re2+ 30. Kc3 Bb5 31. Rg1 Kf8 32. Nb3 Re3+ 33. Kd2 Re2+ 34. Kd1
Re5 35. Nd4 Bc4 36. b4 Re4 37. c3 Re3 38. Kd2 Rd3+ 39. Kc2 Rg3 40. Nf3 Bd5 41.
Ne1 Ke7 42. Kd2 Be4 43. Rf1 Ke6 44. Rf2 f5 45. Re2 Kd5 46. Re3 f4 47. Re2 f5
48. Rf2 Ke5 49. h4 h5 50. Nf3+ Kd5 51. Ne1 Kc4 52. Rxf4 Rxc3 53. Nf3 Rc2+ 54.
Ke3 Rxg2 55. Nd2+ Rxd2 56. Kxd2 Kxb4 57. Rf1 Kxa5 58. Kc3 Kb5 59. Rg1 Bf3 60.
Rg7 Kb6 61. Rf7 Bg4 62. Kc4 Be2+ 63. Kd5 Bf3+ 64. Ke6 Bg4 65. Kd5 a5 66. Rf8 a4
67. Rb8+ Ka5 68. Kc5 a6 69. Kc4 f4 70. Kc3 Be2 71. Rf8 f3 72. Rf5+ Kb6 73. Kc2
a3 74. Kb3 Kc6 75. Kxa3 Kd6 76. Kb2 Ke6 77. Rf8 Ke5 78. Kc3 Ke4 79. Kd2 Bb5 80.
Rf7 Bc4 81. Rc7 Bb5 82. Ke1 Kf4 83. Rg7 Ke3 84. Re7+ Kd4 85. Kf2 a5 86. Rh7 a4
87. Rxh5 Kc4 88. Rf5 a3 89. Rxf3 Kb4 90. Rf4+ Bc4 91. Rd4 Kc3 92. Rd1 a2 93.
Ke3 Bf7 94. Rf1 Bg6 95. Ra1 Kb2 96. Rxa2+ Kxa2 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "1"]
[White "Leitao, Rafael"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "42"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4
c6 9. Nc3 Nxc3 10. bxc3 dxc4 11. Bxc4 Bg4 12. h3 Bh5 13. g4 Bg6 14. Ne5 Nd7 15.
Nxg6 hxg6 16. Qf3 Qf6 17. Kg2 Rfe8 ({RR} 17... Nb6 18. Bb3 Rfd8 19. Rb1 Rd7 20.
a4 Qxf3+ 21. Kxf3 a5 22. Re1 Rb8 23. Kg2 Na8 24. d5 Kf8 25. Rd1 c5 26. Bc4 Nc7
27. Rb6 Na6 28. Rb3 Nc7 29. Be3 Be7 30. Rdb1 Nxd5 31. Bxd5 Rxd5 32. Rxb7 {
Culum,S (2369)-Muratovic,E (2333) Sarajevo BIH 2023 1/2-1/2 (46)}) 18. a4 $146
({RR} 18. Be3 g5 19. Qxf6 gxf6 20. Bd3 Nf8 21. Rab1 Re7 22. Rfe1 Rae8 23. Bd2
Rxe1 24. Bxe1 Ne6 25. Bd2 Bf4 26. Be1 b5 27. Kf3 Rd8 28. Be4 c5 29. d5 Nc7 30.
c4 bxc4 31. Ba5 Be5 32. Rb7 Rc8 {Maksimovic,B (2468)-Di Nicolantonio,L (2387)
chess.com INT 2022 1-0 (38)}) 18... Rad8 19. a5 Qxf3+ 20. Kxf3 Nf6 21. Bg5 c5
1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "1"]
[White "Limp, Eduardo Thelio"]
[Black "van Riemsdijk, Herman C"]
[Result "0-1"]
[ECO "A13"]
[PlyCount "68"]
[EventDate "2006.??.??"]

1. c4 e6 2. Nf3 Nf6 3. b3 d5 4. Bb2 Be7 5. e3 O-O 6. Be2 c5 7. O-O Nc6 8. d4
cxd4 9. Nxd4 Bd7 10. Nd2 Rc8 ({RR} 10... Nxd4 11. Bxd4 Bc6 12. Rc1 a6 13. Rc2
Rc8 14. Qa1 dxc4 15. Nxc4 Bxg2 16. Kxg2 b5 17. Rd1 Qd5+ 18. Bf3 Qg5+ 19. Kh1
Qf5 20. Bb7 Qxc2 21. Bxc8 Rxc8 22. Nd2 Qf5 23. f3 Rc2 24. e4 Qf4 25. Be5 {
Vachier Lagrave,M (2779)-Dominguez Perez,L (2739) chess.com INT 2018 0-1}) 11.
a3 ({RR} 11. Rc1 Nxd4 12. Bxd4 Bc5 13. Bb2 Bc6 14. Bf3 d4 15. exd4 Bxd4 16.
Bxd4 Qxd4 17. Bxc6 Rxc6 18. Nf3 Qf4 19. Rc3 Rd6 20. Rd3 Rfd8 21. Rxd6 Rxd6 22.
Qe2 Qe4 23. Qb2 Qf4 24. h3 Ne4 25. Qa3 a6 {Gasparyan,M (1762)-Tsotsonava,E 
(2053) Batumi GEO 2023 1-0 (40)}) 11... Qc7 $146 ({RR} 11... a6 12. N4f3 Qc7
13. Qb1 dxc4 14. Bxc4 Rfd8 15. b4 Ng4 16. Rc1 Bf6 17. Be2 Qb8 18. Bxf6 Nxf6 19.
Qb2 Ne7 20. Ne5 Be8 21. Nb3 Ng6 22. Nxg6 hxg6 23. Bf3 b6 24. h4 a5 25. Nd2 axb4
26. axb4 {Becerra Rivero,J (2551)-Lenderman,A (2601) ICC INT 2014 1/2-1/2 (42)}
) 12. b4 dxc4 13. Nxc4 Rfd8 14. Rc1 Qb8 15. Qb3 b5 16. Na5 Nxa5 17. bxa5 e5 18.
Rxc8 Rxc8 19. Nf3 Rc5 20. Bc3 e4 21. Nd2 Be6 22. Qb2 Qc7 23. Nb1 a6 24. Re1 Nd5
25. Be5 Rc2 26. Bxc7 Rxb2 27. Be5 Ra2 28. Bd1 Nf6 29. Re2 Rxe2 30. Bxe2 Nd7 31.
Bd4 Nb8 32. Nc3 Bxa3 33. Nxb5 axb5 34. Bxb5 Bc8 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "1"]
[White "Oliveira, Jefferson"]
[Black "Pelikian, Jefferson"]
[Result "1/2-1/2"]
[ECO "B14"]
[PlyCount "66"]
[EventDate "2006.??.??"]

1. e4 {ChessBase} c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7.
cxd5 Nxd5 8. Bc4 Nxc3 9. bxc3 O-O 10. O-O Nd7 11. Re1 ({RR} 11. Bd3 Qc7 12. Qe2
({RR} 12. Qc2 Nf6 13. Ne5 h6 14. Bf4 Bd6 15. Rae1 b6 16. Bxh6 gxh6 17. Qd2 Nh7
18. Qxh6) 12... Re8 13. c4 g6 14. c5 Nf6 15. Ne5 Bd7 16. Bf4 Qc8 17. Rab1 Nd5
18. Bg3 Rf8 19. Rfc1 Bf6 20. Nc4 Bxd4 21. Nd6 Qd8 22. Nxb7 Qf6 23. c6 Bc8 24.
Rb3 e5 25. Be4 Be6 {Anand,V (2765)-Adams,M (2680) Groningen 1997 CBM 063 
[ChessBase] 1-0 (65)}) ({RR} 11. Qd3 Bf6 12. Re1 a6 13. Qe4 Qa5 14. Bd3 g6 15.
Bd2 Rd8 16. Qf4 Qa3 17. Ng5 Qe7 18. Qh4 Nf8 19. Qg3 Bg7 20. h4 h6 21. Nf3 Nd7
22. Re2 Nf6 23. Ne5 Nh5 24. Qg4 Nf6 25. Qf3 Nd7 {Large,P (2235)-Stone,A (2102)
Egham ENG 2023 1-0 (42)}) 11... Nf6 12. Qe2 Bd7 13. Bb3 $146 ({RR} 13. Ne5 Rc8
14. Bb2 Be8 15. Bb3 b5 16. a4 Nd5 17. Qf3 bxa4 18. Bxa4 Bxa4 19. Rxa4 Qb6 20.
Ba1 Rc7 21. c4 Nf6 22. Bc3 Qb3 23. Rea1 Rfc8 24. c5 Bxc5 25. dxc5 Rxc5 26. Be1
Qb8 27. Nd3 Rf5 {Espig,L (2480)-Vaisman,V (2485) Halle/Saale 1976 1-0 (37)})
13... Rc8 14. d5 Bc5 15. dxe6 fxe6 16. Bxe6+ Bxe6 17. Qxe6+ Kh8 18. Bg5 Qb6 19.
Qxb6 Bxb6 20. Bxf6 Rxf6 21. Rac1 h6 22. c4 Rf4 23. Re2 Rfxc4 24. Rxc4 Rxc4 25.
Kf1 Rc1+ 26. Re1 Rxe1+ 27. Nxe1 Kh7 28. Ke2 Kg6 29. f4 Kf5 30. Kf3 Bg1 31. h3
b5 32. a4 Ke6 33. Ke4 a6 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "2"]
[White "Fier, Alexandr"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "C39"]
[PlyCount "48"]
[EventDate "2006.??.??"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d6 6. Nxg4 Nf6 7. Nxf6+ Qxf6 8.
Nc3 Nc6 9. Bb5 Kd8 10. Bxc6 bxc6 11. Qf3 Rg8 12. d3 Bh6 13. Qf2 Rb8 14. Ne2
Rxb2 15. Bxb2 Qxb2 16. O-O Qxc2 17. Nxf4 Qxf2+ 18. Rxf2 $146 Bg7 19. Rc1 Bd4
20. Rxc6 Rg4 21. Nd5 Bb7 22. Rc4 Bxf2+ 23. Kxf2 Rxh4 24. Nxc7 Rh5 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "2"]
[White "Mann de Toledo, James"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "B96"]
[PlyCount "65"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3
Qc7 9. O-O-O b5 10. Bxf6 Nxf6 11. e5 Bb7 12. Qh3 dxe5 13. Ncxb5 axb5 14. Bxb5+
Ke7 15. fxe5 Qxe5 16. Rhe1 Ne4 17. Bc6 Qf4+ 18. Kb1 Bxc6 19. Nxc6+ Ke8 20. Qb3
$146 ({RR} 20. Qd3 Nd6 21. b3 Qf5 22. Qd2 Qc5 23. Nd4 Qa5 24. c3 Nb5 25. Nxb5
Qxb5 26. Re5 Qb7 27. Ra5 Rc8 28. Qd4 Be7 29. Qxg7 Qe4+ 30. Ka1 Rf8 31. Rc1 Bb4
32. Ra4 Bxc3+ 33. Rxc3 Qe1+ 34. Kb2 Qd2+ {Gonzalez,B (2335)-Leitao,R Sao Paulo
1992 0-1 (47)}) 20... Qc7 21. Nd4 Nd6 22. Nxe6 fxe6 23. Qxe6+ Be7 24. Rxd6 Rf8
25. Rc6 Qd7 26. Qc4 Rd8 27. a3 Qd5 28. Rce6 Rf7 29. Qh4 g5 30. Qb4 Qd7 31. Qc5
Kf8 32. Qe5 Rg7 33. Qxg7+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "2"]
[White "Milos Jr, Gilberto"]
[Black "Limp, Eduardo Thelio"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "95"]
[EventDate "2006.??.??"]

1. d4 {Atalik,S} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 ({RR} 6. Be3
) ({RR} 6. Nge2) 6... c5 ({RR} 6... c6 7. Qd2 a6 8. Rc1 b5 9. b3) ({RR} 6... a6
7. Qd2 Nc6 8. Nge2 Rb8 9. Rc1 Bd7 10. Nd1 ({RR} 10. Nd5) ({RR} 10. b3 Re8 11.
d5 Na7 12. Ng3 c5 13. Bd3 b5 14. O-O e6 15. dxe6 Bxe6)) ({RR} 6... Nc6 7. Nge2
Re8 ({RR} 7... e5 8. d5 Nd4 9. Nxd4 ({RR} 9. Be3 Nxe2 10. Bxe2 Nh5 11. Qd2 Nf4
12. Bf1) 9... exd4 10. Qxd4 h6 11. Bxf6 Bxf6 12. Qd2 c6 13. Bd3 Qb6 14. O-O-O)
8. Qd2 e5 9. d5 Nd4 10. O-O-O c5 11. dxc6 bxc6 12. Nxd4 exd4 13. Qxd4 Nxe4 14.
Bxd8 Bxd4 15. Nxe4 Be3+ 16. Kc2 Rxd8 17. Nxd6 Be6 18. b3 a5) ({RR} 6... Nbd7 7.
Qd2 a6 8. Nh3 ({RR} 8. Nge2 c5 9. d5 b5 10. cxb5 Qa5 11. Nc1 ({RR} 11. Ng3 Nb6
12. a4 axb5 13. Bxb5 Bd7 14. Rb1 Bxb5 15. axb5 Nc4 16. Qe2 Qb4 17. O-O Rfb8)
11... Nb6 12. a4 axb5 13. Bxb5 Ba6 ({RR} 13... Bd7 14. N1a2) 14. N1a2 Bxb5 15.
axb5 Nh5 ({RR} 15... Na4 16. O-O) 16. Rb1 Bd4 17. Bh6 ({RR} 17. b3 f5) 17... f5
({RR} 17... Rfe8 18. b3 e6 19. dxe6 Rxe6 20. Be3 Bxe3 21. Qxe3 d5 ({RR} 21...
Nd5 22. Qd2) 22. b4 cxb4 23. Nxb4 dxe4 24. O-O) 18. b4 Qa3 19. Bxf8 Rxf8 20.
bxc5 dxc5) ({RR} 8. Rc1 c5 9. d5 b5 10. b3 Qa5 11. Nh3 Ne5 12. Nf2 Rb8 13. Be2
bxc4 14. bxc4 Rb4 15. Ncd1) 8... c5 9. d5 b5 10. Nf2 Qa5 11. cxb5 Nb6 12. Nfd1
axb5 13. Nxb5 ({RR} 13. Bxb5 Ba6 14. Bxa6 Qxa6) 13... Bd7 14. Nbc3 Na4 15. Rc1
Rfb8 16. Bc4 Rb4 17. b3 Nb6 18. Nb2) 7. d5 e6 ({RR} 7... Qa5 8. Bd2 ({RR} 8.
Qd2 e6 ({RR} 8... a6 9. a4 Re8 10. Nge2 Nbd7 11. Nc1 ({RR} 11. Ra3 Ne5 12. Nc1
e6 13. Be2 exd5 14. cxd5) 11... Ne5) 9. Nge2 exd5 10. cxd5 b5 11. Ng3 c4 12.
Be2 Nbd7 13. b4)) 8. Qd2 exd5 9. cxd5 ({RR} 9. Nxd5 Be6 10. Ne2 Nc6 ({RR} 10...
Bxd5 11. cxd5 Nbd7 12. Nc3 a6 13. Rc1 ({RR} 13. a4 Qc7 14. Be2 c4) 13... b5 14.
b3) 11. Nec3 Bxd5 12. Nxd5 h6 13. Nxf6+ Bxf6 14. Bxh6 Bxb2 15. Rb1 Bc3 16. Qxc3
Qh4+ 17. g3 Qxh6 18. Qd2 Qh5 19. Bg2 Nd4 20. O-O b6) 9... a6 ({RR} 9... h6 10.
Be3 ({RR} 10. Bxh6 Nxe4 11. Nxe4 Qh4+ 12. g3 Qxh6 13. Qxh6 Bxh6 14. Nxd6 Nd7 ({
RR} 14... Na6 15. f4 Nb4 16. O-O-O Nxa2+ 17. Kb1 Nb4 18. Nxc8 Raxc8 19. d6) 15.
Bh3 Nb6 ({RR} 15... f5 16. f4 Nb6 17. O-O-O Rd8 18. Nxc8 Raxc8 19. Nf3 Nxd5 20.
Rhe1) 16. Nxc8 ({RR} 16. Bxc8 Nxc8 17. Ne4 Nb6 18. d6 ({RR} 18. Rd1 Nc4 19. b3
Nb2 20. Rb1 Nd3+ 21. Kf1 f5 22. Nc3 Rfe8) 18... Rac8 19. Rd1 Rfd8 20. h4 Rc6
21. Rh2) 16... Nxc8 17. f4 Nd6 18. Nf3 Rfe8+ 19. Kf2 Bg7 20. Rab1 Ne4+ 21. Kg2
Rad8 22. Rhd1 c4) 10... Re8 ({RR} 10... h5 11. Nge2 ({RR} 11. Bh6 Bxh6 12. Qxh6
Nh7 13. Nge2 Nd7) ({RR} 11. a4 Nh7) ({RR} 11. Be2 Re8 12. h4 Na6 ({RR} 12... a6
13. a4 Nh7 14. g3 Qe7 15. Nh3) 13. Nh3 Bxh3 14. Rxh3 Nc7 15. a4 Rb8 16. Kf1 a6
17. Rb1 b5 18. axb5 Nxb5 19. Bxb5 axb5 20. b4 c4 21. Bd4) ({RR} 11. Rc1) 11...
Nbd7 12. Nc1 ({RR} 12. Nd1) 12... Nh7 13. Be2 Ne5 14. O-O f5 15. f4 Ng4 ({RR} 
15... Nf7 16. e5 dxe5 17. Bxc5 Re8 18. Nd3 e4 19. Ne1 Nf6 20. Nc2) 16. Bxg4
hxg4 17. e5 dxe5 18. Bxc5 Rf7 19. fxe5 ({RR} 19. Nd3) 19... Bxe5 20. Nd3 Bg7
21. Nf4) 11. Nge2 h5 12. Nc1 Nbd7 13. Be2 Nh7 14. O-O ({RR} 14. Nd3 Ne5 15.
Nxe5 Bxe5 16. Bd3 f5 17. O-O) 14... Ne5 {RR} 15. Bh6 ({RR} 15. h3 f5 16. f4 Nf7
17. e5 dxe5 18. Bxc5 ({RR} 18. fxe5 Nxe5 19. Bxc5 b6 20. Bf2 Bb7 21. Nb3 Nf6
22. Rad1 Rc8) 18... exf4 19. Qxf4) 15... Bh8 16. Nd3 Nc4 17. Qc1) 10. a4 Re8 ({
RR} 10... h6 11. Be3 ({RR} 11. Bxh6 Nxe4 12. Nxe4 Qh4+ 13. g3 Qxh6 14. Qxh6
Bxh6 15. Nxd6 Nd7 16. Bh3 Nb6 ({RR} 16... f5 17. f4 Nb6 18. Nf3 ({RR} 18. O-O-O
Rd8 ({RR} 18... Nxa4 19. Nf3) 19. Nxc8 Raxc8 20. Nf3) 18... Bg7 19. Ne5 Bxe5
20. fxe5 Nxd5 21. Kf2) 17. Bxc8 ({RR} 17. Nxc8 Nxc8 18. f4 Nd6 19. Nf3) 17...
Nxc8 18. Ne4) 11... h5 ({RR} 11... Re8 12. Nge2 h5 ({RR} 12... Nbd7 13. Bxh6 ({
RR} 13. Nd1 Ne5 14. Nec3 g5 15. Be2 Nh5 16. O-O Qf6 17. a5 Nf4 18. Na4 Bd7 19.
Ndc3) ({RR} 13. Nc1 Nh5 14. Be2 Qh4+ 15. Bf2 Qg5 16. Qxg5 hxg5 17. g3 f5) 13...
Nxe4 14. Nxe4 Qh4+ 15. g3 Qxh6 16. Qxh6 Bxh6 17. Nxd6 Re3 18. f4 Nb6 19. Kd2
Nxd5 20. Bg2 Bg4 21. Nc3 Nxf4 22. Kxe3 Nxg2+ 23. Kf2 Ne3)) 12. Nge2 Nbd7 13.
Nd1 ({RR} 13. Nf4 Ne5 14. Be2 Re8 15. O-O g5 16. Nh3 Bxh3 17. gxh3 Nh7 18. Kh1
Kh8 19. Rg1) ({RR} 13. Nc1 Ne5 14. Be2 Nh7 15. O-O f5 16. f4 Nf7 17. e5 dxe5
18. Bxc5 Re8 19. Nd3 e4 20. Ne1) 13... Nh7 14. Nec3 f5 15. exf5 gxf5 16. Be2
Ne5 17. O-O Qf6 18. Nf2 Bd7 19. Nh3 Rae8 20. Nf4 Qf7 21. Kh1 Nf6 22. Rab1) 11.
Nge2 ({RR} 11. Be2 Qa5 12. Ra3) 11... Nbd7 12. Ng3 Qa5 13. Be2 ({RR} 13. Ra3 h5
14. Be2 Nh7 15. Bf4 Ne5 16. O-O) 13... h5 ({RR} 13... b5 14. O-O b4 15. Nd1 c4
16. Bxc4 ({RR} 16. Kh1 Ne5 ({RR} 16... Nb6 17. Qe1) 17. Nf2 ({RR} 17. Qe1) {RR}
17... c3 18. bxc3 bxc3 19. Qf4 Nfd7 20. Bh6) 16... Qc5+ 17. Ne3 h6 18. Bxf6
Bxf6 19. Rfe1 ({RR} 19. Kh1 Bd4 20. Nd1)) 14. O-O Nh7 ({RR} 14... Qb4 15. Nh1
Qd4+ 16. Nf2 Nh7 17. Be3 Qxd2 18. Bxd2 f5 19. Rae1 Ne5 20. Rb1 Nf7 21. b4 Bd4
22. Kh1 b6 23. bxc5 bxc5 24. Nd3 g5 25. h4 Bxc3 26. Bxc3 fxe4 27. Nb2 Bf5 28.
fxe4 Rxe4 29. Bxh5 {Admiraal,M (2504)-Cuenca Jimenez,J (2534) Oviedo ESP 2019
1-0 (78)}) 15. Bh6 ({RR} 15. Bh4 Qb4) ({RR} 15. Be3 Ne5 ({RR} 15... Qb4) 16. f4
Ng4 17. Bxg4 hxg4 ({RR} 17... Bxg4 18. e5) 18. e5 dxe5 19. f5) ({RR} 15. Be3 h4
16. Nh1 Ne5 17. f4 Ng4 18. Bxg4 Bxg4 19. Nf2 Bd7 20. e5 dxe5 21. Nfe4 exf4 22.
Rxf4 Bf5 23. Nd6 Be5 24. Nxe8 Bxf4 25. Bxf4 Rxe8 26. Re1 Rxe1+ 27. Qxe1 Qb4 28.
Qe8+ Kg7 29. Qe5+ Kg8 {Novikov,I (2590)-Istratescu,A (2505) Cappelle-la-Grande
1995 1/2-1/2 (32)}) 15... Bd4+ ({RR} 15... Bh8 16. Rfd1) 16. Be3 Bg7 17. Rfd1
$146 ({RR} 17. Nh1 f5 18. Nf2 Ne5 19. exf5 ({RR} 19. f4 Ng4) 19... gxf5 ({RR} 
19... Bxf5 20. g4 ({RR} 20. Nfe4 Nf7 ({RR} 20... Bxe4 21. fxe4 ({RR} 21. Nxe4
Qxd2 22. Bxd2 Nf7 23. Rfe1 Nf6 24. Nc3 Bh6 25. f4 Ne4 26. Nxe4 Rxe4 27. g3 Bg7
28. Bc3 Re3 ({RR} 28... Rae8 29. Bd3)) 21... Nf6 22. h3 Rf8 ({RR} 22... Qb4 23.
Qc2)) 21. Bd3 Ne5) ({RR} 20. Kh1 Nf6 ({RR} 20... Qb4 21. g4 hxg4 22. fxg4 Bd7
23. Nfe4 Nxg4 24. Bxg4 Bxc3 25. Nxc3 Qxg4 26. Bf4 Bf5)) ({RR} 20. h3 h4 21.
Nfe4 Nf7 22. Bf2 Qb4 23. Qc2 Nhg5) 20... hxg4 21. fxg4 Bd3 ({RR} 21... Bxg4 22.
Bxg4 Nc4 23. Qd3 Nxb2 24. Qxg6 Nf8 25. Qxd6 Rxe3 26. Nce4) ({RR} 21... Bd7 22.
Nfe4 Nxg4 23. Bxg4 Bxg4 24. Rf4 Bd7 ({RR} 24... Bh3 25. Rh4 Bxc3 26. bxc3 Rad8
27. Bg5) 25. Nxd6 Rf8 ({RR} 25... Be5 26. Qc2) 26. Rxf8+ Rxf8 27. Nxb7 Qb4 28.
Nxc5 Ng5 29. Bxg5 Qxc5+ 30. Be3 Qc4 31. Qg2 Qd3 32. Qe4 Qxe4 33. Nxe4 Re8 34.
Nc5 Rxe3 35. Nxd7 Rd3 36. Nb8) 22. Bf4 Bxe2 23. Qxe2 Nf6 24. Qc2 g5 25. Bxe5
Rxe5 26. Rae1 Rae8 27. Nfe4 ({RR} 27. Rxe5 Rxe5 28. Nfe4 Nxe4 29. Nxe4 Qb4 30.
Nf6+ Bxf6 31. Qg6+ Bg7 32. Qf7+ Kh7 33. Qh5+ Kg8) 27... Nxe4 28. Rxe4) 20. Bh6
Bf6 ({RR} 20... Qc7 21. Rfe1) 21. Kh1 ({RR} 21. g4 Kh8 ({RR} 21... hxg4 22.
fxg4 fxg4 23. Nfe4 Be7 24. Bf4 Bf8 ({RR} 24... Nf7 25. Bxd6 Nxd6 ({RR} 25...
Bxd6 26. Rxf7) 26. Qh6) 25. Bxe5 Rxe5 26. Bxg4 ({RR} 26. Nxd6 Bxd6 27. Qh6 Qc7
28. Qg6+ Qg7 29. Qxd6 Bf5) 26... Bxg4 27. Qg2 Kh8 28. Qxg4 Be7 29. Kh1 Rg8 30.
Qh3)) 21... Kh8 22. g4 Nf7 ({RR} 22... hxg4 23. fxg4 fxg4 24. Nfe4 Be7 25. Bf4
Nf7 26. Bd3) 23. Bf4 hxg4 24. fxg4 Qb4 25. Rae1 ({RR} 25. a5 Bd7 26. gxf5 Bxf5
27. Bh5 Re7 28. Rae1 Rxe1 29. Rxe1 Be5 30. Nfe4 Bxf4 31. Qxf4 Bxe4+ 32. Rxe4
Qxb2 33. Qxf7 Qxc3 34. Re8+ Rxe8 35. Qxe8+ Kg7 36. Qg6+ Kh8) 25... Bd7 26. gxf5
Bxf5 27. Bg4 ({RR} 27. Bd3 Bxd3 28. Nxd3 Qd4 29. Be3 Qc4 30. Nf4 ({RR} 30. Rf4
Bxc3 31. Rxc4 Bxd2 32. Bxd2 Rxe1+ 33. Bxe1)) 27... Bxg4 ({RR} 27... Rxe1 28.
Rxe1 Bg6 29. Nfe4 Be5) 28. Nxg4 Bg5 ({RR} 28... Bg7 29. Ne3) 29. Rxe8+ Rxe8 30.
Bxg5 ({RR} 30. Nh6 Bxh6 31. Bxh6 Nxh6 32. Qxh6 Qxb2 33. Ne4 Qd4 34. Nf6 Qd3 ({
RR} 34... Re7 35. Nxh7 Qxd5+ 36. Kg1 Qd4+ 37. Kh1 ({RR} 37. Rf2 Re1+ 38. Kg2
Qg4#) 37... Qe4+ 38. Kg1) 35. Kg1 Rf8) 30... Nfxg5 ({RR} 30... Qxg4 31. Bf4 Qh3
32. Qf2) 31. Rf4 ({RR} 31. Nf6 Rf8 ({RR} 31... Nxf6 32. Qxg5 Nh7 33. Qg6 Rg8
34. Qxd6 Qd4 35. Qe7 b5 36. axb5 axb5 37. Qe4) 32. Rf4 Rxf6 33. Rxb4 cxb4 34.
Ne2 Rf1+ 35. Kg2 Rf2+ 36. Kxf2 Ne4+ 37. Ke3 Nxd2 38. Kxd2 Nf6 39. Nf4) 31...
Re1+ {Atalik,S (2607)-Arduman,C (2335) Konya 2010 CBM 137 Extra [Atalik,S] 1/
2-1/2 (50)} {RR} 32. Qxe1 Qxf4) ({RR} 17. Kh1 h4) 17... Ne5 18. h3 h4 ({RR} 
18... Qb4 19. a5 Bd7 20. Qc2 Bb5) 19. Nf1 f5 20. Bf2 Qd8 21. a5 fxe4 22. Nxe4
Bf5 23. Ra4 c4 24. Nc3 Rc8 25. Ne3 Bd3 26. Bxd3 Nxd3 27. Nxc4 Nxf2 28. Qxf2
Bxc3 29. bxc3 g5 30. Qd4 Qd7 31. Raa1 Qc7 32. Nb6 Qxc3 33. Nxc8 Re1+ 34. Kf2
Qxd4+ 35. Rxd4 Rxa1 36. Nxd6 Rxa5 37. Nxb7 Ra2+ 38. Ke3 Nf6 39. d6 Rxg2 40. d7
Nxd7 41. Rxd7 Rg3 42. Nd6 Rxh3 43. Ne4 Rh1 44. Nxg5 h3 45. Kf4 h2 46. Rd2 Kf8
47. Kf5 Ke7 48. f4 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "2"]
[White "Pelikian, Jefferson"]
[Black "Diamant, Andre"]
[Result "1/2-1/2"]
[ECO "A46"]
[PlyCount "34"]
[EventDate "2006.??.??"]

1. Nf3 c5 2. c3 Nf6 3. d4 b6 4. e3 Bb7 5. Bd3 Nc6 6. O-O Qc7 7. Nbd2 e6 8. a3
Be7 ({RR} 8... d5 9. Qe2 Be7 10. dxc5 bxc5 11. e4 O-O 12. Re1 Rfe8 13. e5 Nd7
14. Nf1 Rab8 15. h4 c4 16. Bc2 f5 17. exf6 Bxf6 18. Ng5 Nf8 19. Ne3 Ne5 20. Nf1
Nd3 21. Bxd3 cxd3 22. Qxd3 h6 23. Nf3 {Richter,M (2407)-Lutz,C (2609) Germany
2006 0-1 (43)}) ({RR} 8... Ng4 9. g3 h5 10. Qe2 h4 11. e4 hxg3 12. hxg3 f6 13.
d5 Nce5 14. Nxe5 Nxe5 15. Nc4 Nxc4 16. Bxc4 Bd6 17. Kg2 O-O-O 18. Be3 Rde8 19.
Rh1 Rhf8 20. Rh5 f5 21. exf5 exd5 22. Ba6 Kb8 23. Bxb7 {Rego,V (2452)
-JusticeIsMine (2358) lichess.org 2021 0-1 (57)}) 9. e4 d6 10. Re1 O-O $146 ({
RR} 10... h6 11. Nf1 O-O-O 12. d5 exd5 13. exd5 Ne5 14. Nxe5 dxe5 15. c4 Bd6
16. Bd2 Rde8 17. Bc3 h5 18. Qf3 Kb8 19. Ng3 Bc8 20. h3 h4 21. Nf5 Bxf5 22. Bxf5
Nh5 23. Bc2 Nf4 24. Ba4 Re7 25. Bd2 {Lilienthal,A-Kan,I Moscow (Russia) 1936
1-0 (64)}) ({RR} 10... Rd8 11. Qe2 cxd4 12. cxd4 g6 13. Nf1 O-O 14. Bh6 Rfe8
15. Rac1 Rc8 16. Ng3 Qb8 17. b4 Qa8 18. Qb2 a6 19. h3 Nb8 20. d5 Rxc1 21. Rxc1
e5 22. Be3 Bd8 23. Nd2 Nbd7 24. Nc4 Qb8 25. Qe2 {Duerr,H (1944)-Funk,P (2159)
Badenweiler 2009 0-1 (51)}) 11. Nf1 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Qe2 c4
15. Bc2 Rac8 16. Bg5 Ne8 17. Bxe7 Qxe7 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "2"]
[White "Vescovi, Giovanni"]
[Black "El Debs, Felipe"]
[Result "1-0"]
[ECO "D52"]
[PlyCount "73"]
[EventDate "2006.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8.
Qd2 Bb4 9. Rc1 h6 10. Bh4 O-O 11. a3 Bxc3 12. bxc3 Qxa3 13. Bd3 ({RR} 13. e4
Ne7 14. Bd3 Ng6 15. Bg3 e5 16. O-O Re8 17. Rfe1 Qa5 18. Qb2 Qd8 19. Bb1 a5 20.
Rcd1 a4 21. Ba2 Qe7 22. Qc1 Ra5 23. Qd2 exd4 24. Nxd4 Qc5 25. Bc7 Ra8 26. Bxf7+
Kxf7 27. Qa2+ Kf8 {Kramnik,V (2729)-Bruzon Batista,L (2652) Turin 2006 1-0 (32)
}) 13... Re8 14. e4 Ne7 15. Bg3 $146 ({RR} 15. O-O Ng6 16. Ra1 Qf8 17. Bg3 b6
18. h4 Bb7 19. h5 Ne7 20. Bd6 Rec8 21. c4 Qd8 22. Qf4 Nf8 23. c5 f6 24. Nh2 Qd7
25. Ra3 Nh7 26. Rfa1 bxc5 27. dxc5 a6 28. Bc4 Kh8 29. Qg4 f5 {Rubio Mejia,L 
(2432)-Plazuelo Pascual,J (1851) San Sebastian 2012 1-0 (36)}) 15... b6 16. O-O
Ng6 17. h4 Qf8 18. h5 Ne7 19. c4 Bb7 20. c5 Nc8 21. Ne5 Nxe5 22. Bxe5 Qe7 23.
Be2 Rd8 24. Qb2 bxc5 25. dxc5 f6 26. Bg3 a5 27. Rfd1 Re8 28. Qa2 Ba6 29. Bg4
Bb5 30. e5 Qf7 31. Rd8 Kh7 32. Rxe8 Qxe8 33. exf6 gxf6 34. Bxe6 Qxh5 35. Re1
Qxc5 36. Bxc8 Qd5 37. Qb1+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "2"]
[White "van Riemsdijk, Herman C"]
[Black "Oliveira, Jefferson"]
[Result "1-0"]
[ECO "B86"]
[PlyCount "65"]
[EventDate "2006.??.??"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bc4 e6 7.
Bb3 Nbd7 8. f4 Nc5 9. Qf3 b5 ({RR} 9... Qc7 10. O-O ({RR} 10. f5 Nxb3 ({RR} 
10... e5 11. Nde2 Nxb3 12. axb3 Bd7 13. Bg5 Bc6 14. Ng3 Be7 15. h4 O-O-O 16.
O-O-O Qa5 17. Bxf6 Bxf6 18. Kb1 Be7 19. Nd5 Bxd5 20. Rxd5 Qb4 21. Ne2 Kb8 22.
Nc3 Rc8 23. Rd3 Qa5 24. g3) 11. axb3 Be7 12. fxe6 fxe6 13. Be3 O-O 14. O-O Bd7
15. Qh3 d5 16. Nxe6 Qe5 17. exd5 Nxd5 18. Nxd5 Qxd5 19. Rfd1 Bxe6 20. Rxd5 Bxh3
21. gxh3 Bf6 22. Bd4 Rae8 23. Rf1 Re2 24. Bxf6) 10... Be7 11. f5 O-O 12. g4
Nxb3 13. axb3 d5 14. exd5 Bc5 15. Be3 Qe5 16. Rad1 Nxg4 17. Qxg4 Qxe3+ 18. Kh1
exf5 19. Nxf5 Bxf5 20. Qxf5 Rae8 21. d6 Re5 22. Qf3 Qxf3+ 23. Rxf3 Rd8 24. d7)
({RR} 9... Nxb3 10. axb3 Rb8 11. Be3 Qc7 12. e5 Nd7 13. O-O dxe5 14. fxe5 Nxe5
15. Qg3 f6 16. Ne4 b5 17. Rad1 Qb7 18. Ng5 Bc5 19. b4 Bb6 20. Ngxe6 Bxe6 21.
Nxe6 Bxe3+ 22. Qxe3 Qe7 23. Qh3 h5 24. Rfe1) ({RR} 9... Qd7 10. Be3 b5 11. e5
Bb7 12. Qg3 dxe5 13. fxe5 Nfe4 14. Nxe4 Nxe4 15. Qh3 Bb4+ 16. Ke2 Bd5 17. c3
Be7 18. Rhd1 Bxb3 19. axb3 Qc7 20. Qf3 Qxe5 21. Rf1 f5 22. Rfd1 O-O 23. Bf4 Qf6
24. Nc6) 10. f5 Bd7 11. fxe6 ({RR} 11. a3 e5 12. Nde2 h6 13. Bd5 Rb8 14. Ng3
Nxd5 15. Nxd5 Bc6 16. Be3 Bxd5 17. exd5 Nd7 18. Ne4 Nf6 19. Nxf6+ Qxf6 20. O-O
Be7 21. Rae1 O-O 22. Bf2 Bd8 23. Kh1 Qe7 24. Re4) 11... fxe6 12. O-O ({RR} 12.
Bg5 Be7 13. O-O-O O-O 14. e5 Nfe4 ({RR} 14... Nxb3+ 15. axb3 Nd5 16. Bxe7 Nxe7
17. Qg3) 15. Bxe7 Qxe7 16. Nxe4 ({RR} 16. Qe3 Nf2 17. exd6 Qxd6 18. Ndxb5 Qb6)
16... Rxf3 17. exd6 Nxb3+ ({RR} 17... Qh4 18. Nxc5 ({RR} 18. gxf3 Nxe4 19. fxe4
) 18... Qg5+ 19. Kb1 Qxc5 20. Nxf3) 18. Nxb3 ({RR} 18. axb3 Qh4 19. gxf3 e5 20.
Nc5 exd4 21. Nxd7 Qh6+ 22. Rd2 Qxd6) 18... Qf8 ({RR} 18... Qh4) 19. gxf3 Qxf3
20. Nec5 Bc6 ({RR} 20... Qc6 21. Nxd7 Qxd7 22. Nc5 Qc6 23. b4 Rd8 24. d7) 21.
Rhe1 e5 ({RR} 21... a5 22. d7 Bxd7 23. Rxd7 a4 24. Nd2) 22. d7 Rd8 23. Rd6 a5
24. a3 ({RR} 24. Nxa5 Qf4+ ({RR} 24... Qf2 25. Nd3 Qf8 26. Rxc6) 25. Kb1 Qb4
26. Rxe5 Bxd7 ({RR} 26... Qxa5 27. Rxc6 Qd2 28. a3 Rxd7) 27. Nab3 Rf8 28. a3 ({
RR} 28. Rxd7 Rf1+ 29. Nc1 Rxc1+ 30. Kxc1 Qf4+) 28... Qf4 29. Nxd7 Qxh2) 24...
a4 25. Nd2 Qg2 26. c3 ({RR} 26. Rxe5 Qg1+) 26... Bd5 {Short,N (2655)-Kasparov,
G (2805) London 1993 CBM 036 [Ftacnik,L] 1/2-1/2 (43)} {RR} 27. Rxe5 Qg1+ 28.
Kc2 Bf7) 12... Rc8 $146 ({RR} 12... Nxb3 13. cxb3 Be7 14. Qh3 Qc8 15. Be3 O-O
16. Rac1 e5 17. Nf5 Bxf5 18. Rxf5 Qb7 19. Nd5 Nxd5 20. Rxf8+ Bxf8 21. Qe6+ Qf7
22. Qxd5 Qxd5 23. exd5 b4 24. Kf2 a5 {1/2-1/2 (24) Paschall,W (2422)
-Fedorowicz,J (2517) Seattle 2002}) ({RR} 12... Be7 13. e5 dxe5 14. Nc6 Bxc6
15. Qxc6+ Kf7 16. Ne4 Qd4+ 17. Kh1 Qxe4 18. Bxe6+ Kg6 19. Bf5+ Qxf5 20. Rxf5
Kxf5 21. g4+ Kxg4 22. Be3 Rac8 23. Qg2+ Kf5 24. Rf1+ Ke6 25. Qxg7 Nce4 26. c3
Rcg8 27. Qh6 {Golubev,M (2461)-Erdogdu,M (2413) chess.com INT 2022 0-1 (39)}) (
{RR} 12... Be7 13. e5 dxe5 14. Nc6 Bxc6 15. Qxc6+ Kf7 16. Be3 Qc8 17. Qf3 Nxb3
18. axb3 Rd8 19. g4 Kg8 20. Kh1 Kh8 21. Rad1 Nd5 22. Nxd5 exd5 23. Rxd5 Qxc2
24. Rxd8+ Rxd8 25. Bg5 Qc5 26. Bxe7 Qxe7 27. Qc6 {Klykow,L (2165)-Spisak,C 
(2295) Brzeg Dolny 1995 0-1 (37)}) 13. Be3 Be7 14. Qg3 Nxb3 15. axb3 O-O 16. b4
Rc4 17. Rxa6 Rxb4 18. e5 Nh5 19. Rxf8+ Bxf8 20. Qf3 dxe5 21. Nxe6 Bxe6 22. Rxe6
Nf6 23. b3 Ng4 24. Bb6 Qh4 25. Qg3 Qg5 26. Qe1 Qf5 27. Re8 Qxc2 28. Rxf8+ Kxf8
29. Bc5+ Kg8 30. Bxb4 Qxb3 31. Qe4 h5 32. Qd5+ Qxd5 33. Nxd5 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "3"]
[White "Diamant, Andre"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "C99"]
[PlyCount "53"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bd7 14. Nf1 Rac8 15.
Ne3 Nc6 16. a3 exd4 17. Nxd4 Nxd4 18. Qxd4 d5 19. exd5 Bc5 20. Qc3 Bxe3 21.
Rxe3 Qxc3 22. Rxc3 Rxc3 23. bxc3 Nxd5 24. Bd2 Rc8 25. Rc1 $146 ({RR} 25. Be4
Nxc3 26. Bb7 Rc7 27. Bxc3 Rxc3 28. Bxa6 Kf8 29. Rb1 Rc5 30. Bb7 Ke7 31. Bf3 Kd6
32. Be2 Re5 33. Kf1 Be6 34. f4 Rf5 35. Rb4 Bc4 36. g3 Kc5 37. Bxc4 bxc4 38. Ke2
Rd5 39. Rb7 Rd3 {Siklosi,Z (2298)-Rogic,D (2494) Austria 2000 1/2-1/2 (48)})
25... Nb6 26. Bb3 Be6 27. Be3 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "3"]
[White "El Debs, Felipe"]
[Black "Pelikian, Jefferson"]
[Result "1-0"]
[ECO "E09"]
[PlyCount "75"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Nbd7 5. Bg2 c6 6. Qc2 Be7 7. O-O O-O 8. Nbd2
b5 9. b3 bxc4 10. bxc4 Qa5 ({RR} 10... a5 11. Re1 Ba6 12. e4 Rb8 13. exd5 cxd5
14. c5 Qc7 15. Nf1 Qa7 16. Bf4 Rbc8 17. Rab1 Nb8 18. Ne5 Nfd7 19. Nxd7 Nxd7 20.
Nd2 Nb8 21. Bxb8 Rxb8 22. Nf3 Bf6 23. Ne5 Bxe5 24. Rxe5 Rb4 25. Rxb4 {Urban,K 
(2479)-Korobov,A (2558) Warsaw 2003 1/2-1/2}) ({RR} 10... c5 11. Rd1 cxd4 12.
Nxd4 Bb7 13. Rb1 Qc8 14. N2b3 dxc4 15. Bxb7 Qxb7 16. Na5 Qa6 17. Ndc6 Bc5 18.
Qxc4 Qxc4 19. Nxc4 Nb6 20. Ba3 Bxa3 21. Nxa3 Nbd5 22. Rb7 a5 23. Nb5 Ra6 24.
Rc1 g5 25. Ne5 {Egri,L (2254)-Kardon,Z (2108) Hungary 2016 1-0 (38)}) 11. Bb2
Ba6 $146 ({RR} 11... Rb8 12. Bc3 Bb4 13. Bxb4 Rxb4 14. Rab1 Ra4 15. Rb2 Ba6 16.
Nb3 Qc7 17. cxd5 Rc4 18. Qb1 {1/2-1/2 (18) Priehoda,V (2440)-Winterfeld,D
Bojnice 1993}) 12. Bc3 Qc7 13. Qa4 Qc8 14. Ba5 dxc4 15. Qc2 c3 16. Nb3 Nd5 17.
Rfd1 c5 18. e4 Nb4 19. Qxc3 Be2 20. Rd2 Bxf3 21. Bxf3 c4 22. Bxb4 Bxb4 23. Qxb4
Rb8 24. Qc3 cxb3 25. Qxc8 Rfxc8 26. axb3 Rxb3 27. Rxa7 Nf6 28. Kg2 g5 29. e5
Nd5 30. Bxd5 exd5 31. Rd7 Rb5 32. Ra2 g4 33. Raa7 h5 34. Rxf7 Rb4 35. Rg7+ Kh8
36. Rh7+ Kg8 37. Rag7+ Kf8 38. e6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "3"]
[White "Leitao, Rafael"]
[Black "Mann de Toledo, James"]
[Result "1-0"]
[ECO "E08"]
[PlyCount "101"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c6 6. Nc3 d5 7. O-O Be7 8. Qc2
O-O 9. Rd1 Nbd7 10. b3 Rc8 11. e4 dxe4 12. Nxe4 c5 13. Nxf6+ Bxf6 14. Ng5 Bxg5
15. Bxb7 Rc7 16. Bg2 Bxc1 ({RR} 16... cxd4 17. Bxg5 Qxg5 18. Rxd4 b5 19. Qd1
Nb6 20. h4 Qc5 21. cxb5 Qxb5 22. a4 Qa5 23. Qd2 Qxd2 24. Rxd2 Nd7 25. b4 Rb8
26. b5 Kf8 27. f4 Ke7 28. Bc6 {1/2-1/2 (28) Fridman,D (2665)-Beliavsky,A (2662)
Netanya 2009}) 17. Raxc1 Qe7 $146 ({RR} 17... cxd4 18. Rxd4 Qe7 19. Rcd1 Nf6
20. Qd2 g6 21. h3 Kg7 22. Qb2 Kg8 23. Qd2 Kg7 24. Bf3 Rfc8 25. Rd8 Rxd8 26.
Qxd8 Qxd8 27. Rxd8 g5 28. Kf1 {1/2-1/2 (28) Hecht,H (2396)-Reichenbach,W (2353)
Dresden 2007}) ({RR} 17... cxd4 18. Rxd4 Qe7 19. Rcd1 Nf6 20. Qd2 h6 21. Rd3
Rcc8 22. h3 Qc5 23. Qf4 Rfe8 24. Qd6 Qxd6 25. Rxd6 Rc7 26. Kf1 Kf8 27. Ke2 Ke7
28. R6d2 Rec8 29. Ke3 Rc5 30. Bf1 Re5+ 31. Kf3 Rf5+ 32. Kg2 {Brito Garcia,A 
(2313)-Gonzalez Intelangelo,G (2022) Las Palmas 2013 0-1 (73)}) 18. Qd2 cxd4
19. Qxd4 h6 20. Qd6 Qxd6 21. Rxd6 g6 22. Rcd1 Nc5 23. b4 Na4 24. Bf1 Nc3 25.
R1d2 Ne4 26. Rd7 Rfc8 27. Rxc7 Rxc7 28. Rc2 Kf8 29. Bg2 Nf6 30. Kf1 Ke7 31. Ke2
Nd7 32. f4 h5 33. Kd3 Kd6 34. Kd4 Rc8 35. Rc3 Rc7 36. Bf3 Rc8 37. Bd1 Rc7 38.
Ba4 Rc8 39. Bxd7 Kxd7 40. c5 bxc5+ 41. Rxc5 Rb8 42. Kc4 Rb6 43. a4 Rd6 44. Ra5
Rc6+ 45. Kd4 Rc7 46. Ra6 Ke7 47. b5 Kf6 48. a5 Kf5 49. b6 axb6 50. axb6 Rd7+
51. Kc5 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "3"]
[White "Limp, Eduardo Thelio"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "D40"]
[PlyCount "75"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4
Bd6 9. Bb2 O-O 10. Rc1 dxc4 11. Bxc4 b5 12. Bd3 Ne5 13. Nxe5 Bxe5 14. f4 Bxc3+
15. Bxc3 Bb7 16. O-O Be4 $146 ({RR} 16... Rc8 17. Bd4 Rxc1 18. Qxc1 Be4 19.
Bxe4 Nxe4 20. Qc6 Nd2 21. Rf2 Nb3 22. Bxg7 Kxg7 23. Qc3+ Qf6 24. Qxb3 Rc8 25.
Rc2 Qa1+ 26. Kf2 Rxc2+ 27. Qxc2 Qxa3 28. Qd2 h6 29. g4 Qb3 30. Qd4+ Kg8 31. g5
{Bu Xiangzhi (2705)-Wang Hao (2756) Ningbo CHN 2019 1/2-1/2 (46)}) ({RR} 16...
Rc8 17. Bd4 Rxc1 18. Qxc1 Be4 19. Bxe4 Nxe4 20. Qc6 Nd2 21. Rf2 Nb3 22. Bxg7
Kxg7 23. Qc3+ Qf6 24. Qxb3 Rc8 25. Rc2 Qa1+ 26. Kf2 Rxc2+ 27. Qxc2 Qxa3 28. Qd2
h6 29. g4 Qb3 30. Qd4+ Kg8 31. g5 {Bu Xiangzhi (2705)-Wang Hao (2756) Ningbo
CHN 2019 1/2-1/2 (46)}) 17. Bxf6 Qxd3 18. Qxd3 Bxd3 19. Rfd1 Bc4 20. Be7 Rfc8
21. Rd7 Bd5 22. Rc5 Rxc5 23. bxc5 a5 24. Rd6 b4 25. c6 Bxc6 26. Rxc6 b3 27. a4
Rb8 28. Ba3 h6 29. Bb2 Rd8 30. Bd4 Rb8 31. Rc1 Rb4 32. Rb1 g5 33. g3 gxf4 34.
gxf4 Rxa4 35. Rxb3 Rc4 36. h4 Kh7 37. h5 Rc1+ 38. Kg2 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "3"]
[White "Oliveira, Jefferson"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B89"]
[PlyCount "42"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8.
Bb3 O-O 9. Qe2 a6 10. O-O-O Qc7 11. g4 Nd7 12. Rhg1 Nc5 13. g5 Bd7 14. Rg3 Rfc8
15. Qh5 g6 16. Qh6 Bf8 17. Qh4 Nxd4 ({RR} 17... Be7) 18. Rxd4 Nxb3+ $146 ({RR} 
18... b5 19. Rh3 h5 20. gxh6 Kh7 21. Qf6 Be8 22. e5 dxe5 23. Rdh4 Qe7 24. Qxe5
Qc7 25. Qf6 Qe7 26. Qf4 b4 27. Bxc5 Rxc5 28. Ne4 Rf5 29. Qe3 Rc8 30. Rf4 Kh8
31. Rxf5 gxf5 32. Qg3 f6 33. h7 {Baratosi,D (2396)-Nagy,G (2278) Szentgotthard
2010 0-1 (47)}) 19. axb3 e5 20. Rc4 Qa5 21. Nd5 Qe1# 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "3"]
[White "di Berardino, Diego"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "C95"]
[PlyCount "85"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3
d6 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. b3
c6 16. Bg5 h6 17. Be3 Qc7 ({RR} 17... Bg7 18. Qd2 Kh7 19. Nh2 Nf8 20. f4 exf4
21. Bxf4 Ne6 22. Be3 c5 23. d5 Nf8 24. Rf1 N8d7 25. Rf2 Ne5 26. Raf1 Nfd7 27.
Rf4 Qe7 28. Bd1 Rf8 29. h4 a5 30. h5 a4 31. Be2 Ba6 32. Ng4 {Atwell,R (2057)
-Hajnal,Z (2382) Sunnyvale USA 2023 1-0 (51)}) 18. Qd2 Kh7 19. Nh2 Rad8 $146 ({
RR} 19... Bg7 20. Rad1 Qa5 21. Ng4 h5 22. Nxf6+ Nxf6 23. Bg5 Kg8 24. a4 Nh7 25.
Bh6 Bxh6 26. Qxh6 Qxc3 27. Re3 Qxc2 28. Nf5 Qxd1+ 29. Kh2 gxf5 30. Rg3+ Qg4 31.
hxg4 fxg4 32. Qxh5 Bc8 33. f3 exd4 34. fxg4 {Korneev,O (2606)-Roiz,M (2529)
Istanbul 2003 0-1 (59)}) ({RR} 19... exd4 20. cxd4 c5 21. d5 Bg7 22. Rac1 a5
23. Nf3 Qd8 24. Bf4 Nb6 25. Bd3 b4 26. Bb5 Rf8 27. Bc6 Ra7 28. Bxb7 Rxb7 29.
Qd3 a4 30. Nd2 Qd7 31. Nc4 Nxc4 32. Qxc4 Re8 33. Qa6 Bf8 34. Rcd1 {
Shavtvaladze,N (2215)-Dovliatov,S (2285) Mureck 1998 0-1 (52)}) 20. f4 c5 21.
dxe5 dxe5 22. f5 c4 23. b4 gxf5 24. Nxf5 Bxe4 25. Bxh6 Qb6+ 26. Be3 Qe6 27. Qf2
Qxf5 28. Qxf5+ Bxf5 29. Bxf5+ Kg7 30. Rad1 Nb8 31. Bb6 Rxd1 32. Rxd1 Nc6 33.
Ng4 Rb8 34. Bc7 Rb7 35. Bxe5 Nxe5 36. Nxe5 Re7 37. Nd7 Nxd7 38. Bxd7 Re2 39. a4
Rc2 40. axb5 axb5 41. Bxb5 Rxc3 42. Rd4 Bxb4 43. Rxc4 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "4"]
[White "Fier, Alexandr"]
[Black "Oliveira, Jefferson"]
[Result "1-0"]
[ECO "B96"]
[PlyCount "59"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3
Qc7 9. O-O-O b5 10. Bd3 Bb7 11. Rhe1 Qb6 12. Nd5 Qxd4 13. Bxf6 gxf6 14. Bxb5
Qc5 15. Nxf6+ Kd8 16. Nxd7 Qxb5 17. Nxf8 Rxf8 18. Qa3 Ke8 19. Qxd6 Qc6 20. Qd2
Rc8 21. Re3 Ke7 22. Qb4+ Kf6 23. c3 Qc5 24. e5+ Kf5 25. g4+ Kg6 26. f5+ Kg7 27.
Qf4 Qc4 $146 ({RR} 27... Kh8 28. Qh6 Bg2 29. Rd2 Qb5 30. b3 Rg8 31. Kb2 Qf1 32.
Qf6+ Rg7 33. Red3 Bd5 34. fxe6 {1-0 (34) Caruana,F (2492)-Dworakowska,J (2376)
Gibraltar 2007}) 28. Rd4 Qxa2 29. Rh3 Qa1+ 30. Kc2 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "4"]
[White "Leitao, Rafael"]
[Black "Limp, Eduardo Thelio"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "47"]
[EventDate "2006.??.??"]

1. d4 {Ftacnik,L} d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. cxd5 exd5 6. Bf4 c6 7.
h3 Bb4 8. Qb3 Qa5 9. Bd2 ({RR} 9. e3 Ne4 10. Rc1 Ndf6 11. a3 Be7) 9... Qb6 10.
e3 O-O 11. Qc2 Re8 12. Bd3 Bd6 13. O-O Nf8 $146 ({RR} 13... Qd8 14. Rfe1 h6 15.
Rab1 ({RR} 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Nf6) 15... Nb6 ({RR} 15... a5 16.
a3 Nb6 17. b4) 16. b4 a6 17. a4 Be6 18. Ne5 ({RR} 18. a5 Nbd7 19. Na4 Ne4 20.
Nc5 Nxd2 21. Nxd2) 18... Nfd7 ({RR} 18... Qe7 19. a5 Nc4 20. Bxc4 dxc4 21. Qb2)
19. f4 ({RR} 19. Nxd7 Nxd7 20. e4 Qh4) 19... Nf8 ({RR} 19... Nxe5 20. fxe5 Bc7
21. Rf1 Nc4 22. Bxc4 dxc4 23. a5) 20. a5 Nc8 ({RR} 20... Nc4 21. Bxc4 dxc4 22.
Ne2) ({RR} 20... Nbd7 21. f5 Nxe5 22. dxe5 Bxe5 23. fxe6 Nxe6 24. e4) 21. f5
Bd7 22. Nxd7 Nxd7 ({RR} 22... Qxd7 23. f6 gxf6 ({RR} 23... Ne6 24. Rf1) 24. e4)
23. e4 Qh4 ({RR} 23... dxe4 24. Nxe4 Be7 25. Bf4 Nf6 26. Nxf6+ Bxf6 27. Rxe8+
Qxe8 28. Qc5) 24. Be3 Bg3 25. Re2 ({RR} 25. Rf1 dxe4 26. Nxe4 Nd6 27. Nxg3 Rxe3
) 25... Ne7 26. e5 ({RR} 26. exd5 Nf6 27. dxc6 Nxc6 28. Kh1 ({RR} 28. d5 Nxb4)
28... Nxd4 29. Bxd4 Qxd4) 26... Nxe5 27. dxe5 d4 28. Bd2 {Krasenkow,M (2702)
-Seirawan,Y (2647) Istanbul 2000 EXT 2001 [Ftacnik,L] 0-1 (41)} ({RR} 28. f6
dxe3 29. fxe7 Bxe5 30. Nd1 Rxe7 31. Qc4 Bf4)) 14. a3 ({RR} 14. Rab1 Ne6 15. b4)
14... Qd8 15. Rfe1 g6 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Be6 19. Bh6 Nd7 20.
Ng5 Bd5 21. Bxd5 cxd5 22. Rxe8+ Qxe8 23. Qd2 Nf6 24. Re1 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "4"]
[White "Mann de Toledo, James"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "A06"]
[PlyCount "115"]
[EventDate "2006.??.??"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. e3 Nbd7 5. Be2 h6 6. O-O e6 7. c4 Bd6 8. d4 (
{RR} 8. cxd5 exd5 9. d3 O-O 10. Nbd2 Re8 11. Rc1 Bh7 12. Rc2 a5 13. a3 Nc5 14.
Rc3 Ne6 15. Rc2 c5 16. Re1 b5 17. Qa1 c4 18. bxc4 dxc4 19. e4 cxd3 20. Bxd3
Bxh2+ 21. Kxh2 Qxd3 22. Rc3 Qd6+ {Vachier Lagrave,M (2778)-Grischuk,A (2777)
chess.com INT 2020 0-1 (41)}) 8... c6 9. Nc3 O-O 10. h3 $146 ({RR} 10. Nd2 a5
11. a3 Qe7 12. f4 Kh8 13. Bf3 Rg8 14. g3 Bd3 15. Rf2 b5 16. cxb5 cxb5 17. Ndb1
Bxb1 18. Qxb1 b4 19. Nb5 bxa3 20. Bxa3 Bxa3 21. Nxa3 Rgb8 22. Rb2 Qb4 23. Qd3
Rb6 24. Nc2 Qd6 {Gonzalez Rodriguez,J (2348)-Echarri Torres,M Castelldefels
2004 1-0 (40)}) ({RR} 10. cxd5 exd5 11. Rc1 Re8 12. h3 Qe7 13. Bd3 Ne4 14. Qc2
Rad8 15. Na4 Bb8 16. Nc5 Ndxc5 17. dxc5 Qc7 18. Rfd1 Re6 19. Kf1 Rde8 20. Nd4
Rf6 21. Nxf5 Rxf5 22. Bxe4 Rxe4 23. Rd4 Qe7 24. g4 Rf3 {Shatil,O (1899)
-Chkhaidze,N (2165) Lienz AUT 2023 0-1}) ({RR} 10. Rc1 Qe7 11. Bd3 Bxd3 12.
Qxd3 Rfd8 13. cxd5 exd5 14. Nd2 Re8 15. Rfe1 Ne4 16. Nf1 Qh4 17. Qe2 Re6 18. f3
Nxc3 19. Bxc3 Rae8 20. Qf2 Qe7 21. e4 f6 22. exd5 cxd5 23. Rxe6 Qxe6 24. Re1
Qf7 {Stupak,K (2557)-Zhigalko,A (2584) Minsk 2015 1-0 (47)}) 10... Bg6 11. Bd3
Ne4 12. Qc2 f5 13. Ne2 Qf6 14. Nd2 Bh5 15. f3 Qh4 16. Bc3 Ng5 17. f4 Nxh3+ 18.
gxh3 Bxe2 19. Bxe2 Qg3+ 20. Kh1 Qxh3+ 21. Kg1 Qg3+ 22. Kh1 Qh3+ 23. Kg1 Rf6 24.
Bf3 Qg3+ 25. Bg2 Qxe3+ 26. Kh1 Rg6 27. Rf3 Qe2 28. Bf1 Qxf3+ 29. Nxf3 Bxf4 30.
Ne5 Nxe5 31. dxe5 Rg4 32. Re1 Rd8 33. c5 d4 34. Ba5 Rd5 35. Bc4 d3 36. Bxd3
Bxe5 37. Bc4 Rh4+ 38. Kg1 Rg4+ 39. Kf1 Rf4+ 40. Ke2 Re4+ 41. Kf3 Rf4+ 42. Ke3
Re4+ 43. Kf3 Rf4+ 44. Ke3 Re4+ 45. Qxe4 fxe4 46. Bxd5 exd5 47. Rf1 g5 48. Bd8
Kg7 49. Be7 Kg6 50. Rf8 Bf4+ 51. Kd4 h5 52. Bd6 Kg7 53. Rb8 h4 54. Rxb7+ Kg6
55. Rb8 Kg7 56. Rb7+ Kg6 57. Rb8 Kg7 58. Rb7+ 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "4"]
[White "Milos Jr, Gilberto"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "101"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nbxd2 d6 8.
O-O e5 9. d5 Nb8 10. e4 ({RR} 10. Nb1 O-O 11. Nc3 c5 12. dxc6 bxc6 13. Rc1 Bb7
14. Qb3 Na6 15. Rfd1 Rfd8 16. Nh4 g6 17. Nf3 Kg7 18. Ne1 h5 19. h4 Nc5 20. Qa3
Ne6 21. Rd2 Nd4 22. Nc2 c5 23. Ne3 e4 24. b4 Qe5 {Kobalia,M (2639)-Ulybin,M 
(2562) Togliatti 2003 0-1 (59)}) ({RR} 10. b4 O-O 11. Qc2 c6 12. e4 Na6 13. a3
Bd7 14. Rac1 Rac8 15. Qd3 Rfd8 16. dxc6 Bxc6 17. Ne1 Nc7 18. Nc2 Ne6 19. Ne3
Nd4 20. Nd5 Nxd5 21. exd5 Bd7 22. Rfe1 Qf6 23. Ne4 Qg6 24. Qd1 Bg4 {Ljubarov,M
(2281)-Karttunen,M (2490) chess.com INT 2023 0-1 (61)}) ({RR} 10. Qc2 O-O 11.
e4 a5 12. Rae1 Na6 13. Nh4 c6 14. h3 Nc5 15. Nb3 Nxb3 {1/2-1/2 (15) Cruz,J 
(2274)-Diamant,A (2407) Villa Carlos Paz 2008}) 10... Bg4 11. Qb3 b6 12. Nh4
$146 ({RR} 12. c5 dxc5 13. Nxe5 Qxe5 14. Nc4 Qh5 15. e5 Nfd7 16. e6 O-O 17.
Rfe1 Nf6 18. Ne5 a5 19. f3 Bh3 20. g4 Qh4 21. e7 Nbd7 22. exf8=Q+ Rxf8 23. Nxd7
Nxd7 24. Rad1 h5 25. Bxh3 Qxh3 26. Qa4 Nf6 {Tregubov,P (2560)-Mchedlishvili,M 
(2365) Krasnodar 1998 1-0 (31)}) ({RR} 12. c5 dxc5 13. Nxe5 Qxe5 14. Nc4 Qh5
15. e5 Nfd7 16. e6 O-O 17. exd7 Nxd7 18. Rfe1 Rae8 19. Qa4 Nf6 20. Qxa7 Bf3 21.
Bxf3 Qxf3 22. Qxc7 Nxd5 23. Qc6 Rc8 24. Qd6 Rcd8 25. Qc6 Rc8 26. Qd6 Rfd8 {
Brouwer,J-Van Scheltinga,T (2320) Eindhoven 1984 1/2-1/2}) 12... g5 13. Nhf3
Bxf3 14. Qxf3 Rg8 15. b4 Nbd7 16. Rfc1 a5 17. a3 Kf8 18. Nf1 g4 19. Qe2 Rg5 20.
Ne3 Kg8 21. Nf5 Rxf5 22. exf5 e4 23. Re1 Re8 24. Qd2 Qe5 25. Qf4 Qd4 26. Rad1
Qxc4 27. Rc1 Qxd5 28. Rxc7 axb4 29. axb4 Qe5 30. Qg5+ Kh8 31. Rec1 d5 32. Rc8
d4 33. Rxe8+ Qxe8 34. Qf4 Ne5 35. h3 d3 36. Qg5 Ned7 37. hxg4 Qf8 38. Qf4 Qxb4
39. Rc8+ Nf8 40. Qh6 Qe1+ 41. Bf1 Qxf2+ 42. Kxf2 Nxg4+ 43. Ke1 Nxh6 44. f6 Kg8
45. Bh3 e3 46. g4 b5 47. g5 b4 48. gxh6 b3 49. Bf5 b2 50. Bxd3 e2 51. Kxe2 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "4"]
[White "Pelikian, Jefferson"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "76"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. d3 Nc6 7. O-O ({RR} 
7. Qe2 e6 8. O-O Be7 9. Rd1 O-O 10. Nbd2 Rac8 11. Nf1 a6 12. h3 b5 13. g4 Qb7
14. Ng3 Nd7 15. Bf4 Nb6 16. Nh5 d5 17. e5 c4 18. d4 b4 19. Qe3 Kh8 20. Bg5 Qd7
21. Re1 Na4 {Li,A (1657)-Darvekar,Y (1701) Calgary CAN 2023 1-0}) 7... e6 8.
Bg5 ({RR} 8. Qe2 Be7 9. Bg5 O-O 10. Nbd2 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. g3
Nf6 14. Nh4 b5 15. f4 b4 16. c4 Nd4 17. Qd1 Nd7 18. Ndf3 Qf6 19. Rf2 a5 20.
Nxd4 Qxd4 21. Nf3 Qf6 22. Qd2 d5 {Pelikian,J (2395)-Braga,C (2430) Aracatuba
1998 1/2-1/2 (51)}) 8... Be7 9. Nbd2 h6 $146 ({RR} 9... O-O 10. a3 h6 11. Bh4
g5 12. Bg3 Nh7 13. Ne1 f5 14. f3 d5 15. exf5 exf5 16. Bf2 d4 17. cxd4 Nxd4 18.
Nb3 Ne6 19. d4 Rad8 20. Nd3 cxd4 21. Re1 Rfe8 22. Re5 Bd6 23. Nbc5 Qf7 24. Nxe6
{Karner,H (2380)-Panchenko,A Sochi (Russia) 1977 0-1 (45)}) ({RR} 9... O-O 10.
Re1 h6 11. Bh4 Rac8 12. Qe2 Rfd8 13. Rad1 b6 14. h3 Qb7 15. Bg3 Qa6 16. a3 d5
17. Ne5 Qb7 18. Ndf3 Nxe5 19. Bxe5 dxe4 20. dxe4 Rxd1 21. Rxd1 Nxe4 22. Qb5 Nf6
23. Bxf6 Bxf6 24. Rd7 {Lopez Ramos,A-Nedobora,M (2355) Candas 1992 0-1 (45)})
10. Bxf6 Bxf6 11. Re1 O-O 12. Nf1 g6 13. Ne3 Bg7 14. Qd2 d5 15. exd5 exd5 16.
d4 cxd4 17. Nxd4 Nxd4 18. cxd4 Rfe8 19. Nc2 Rac8 20. b3 Rxe1+ 21. Rxe1 Qf5 22.
Ne3 Qe4 23. Rd1 h5 24. f3 Qe6 25. Qd3 Bh6 26. Kf2 Qd6 27. h3 Re8 28. Re1 Re7
29. Re2 Bg5 30. Nf1 Rc7 31. g3 h4 32. gxh4 Bxh4+ 33. Kg2 Bg5 34. Ne3 Bf4 35.
Ng4 Kg7 36. h4 Qd8 37. h5 Qh4 38. h6+ Kh7 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "4"]
[White "van Riemsdijk, Herman C"]
[Black "El Debs, Felipe"]
[Result "1/2-1/2"]
[ECO "B47"]
[PlyCount "89"]
[EventDate "2006.??.??"]

1. e4 {Ribli,Z} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2
Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Be6 ({RR
} 13... Ke7 14. Bxc5 Qxc5 15. Na4) 14. Bxc5 dxc5 15. Nd5 Bxd5 16. exd5 Qd6 17.
f4 O-O 18. fxe5 Qxe5 19. d6 Qxb2 20. c4 ({RR} 20. Rb1 Qxa2 21. Rxb7 Rad8 22.
Rd1 ({RR} 22. Re7 Qb2 23. Rd1 a5) 22... Rfe8 23. Qf2 Re5 ({RR} 23... Re6 24.
Bd5)) 20... Qxd2 21. Rxd2 Rab8 22. a4 ({RR} 22. Rb1 b5 ({RR} 22... b6) 23. cxb5
axb5 ({RR} 23... Rxb5) 24. Rc2 Rfc8 ({RR} 24... Rfd8 25. Rxc5 Rxd6 26. a4 b4
27. Rb5 Rxb5 28. axb5 Rd4 29. b6) 25. Bh3 Rd8 ({RR} 25... Rc6 26. d7) 26. Rxc5
Rxd6 27. a4 b4 28. Rb5 ({RR} 28. Rc8+ Rxc8 29. Bxc8 Rb6 30. a5 Rb8 31. Bf5 Rb5
32. Bd3 Rxa5 33. Rxb4) 28... Rxb5 29. axb5 Kf8 30. Rxb4 Rb6) 22... Rfd8 23. Rb1
Nd7 ({RR} 23... b6 24. Bc6) 24. Rxb7 ({RR} 24. Bxb7 Ne5) 24... Rxb7 25. Bxb7
Ne5 26. Rd5 ({RR} 26. Bxa6 Nf3+) 26... Nxc4 27. Bxa6 ({RR} 27. d7 Nb6) 27...
Nxd6 28. a5 ({RR} 28. Rxc5) 28... Kf8 29. Bf1 ({RR} 29. Rxc5 Ra8 30. Rc6 Ke7)
29... Nb7 30. Rxd8+ Nxd8 31. Bg2 ({RR} 31. a6 Nc6) 31... Ne6 32. a6 Nc7 33. a7
Ke7 34. Kf2 f5 $146 ({RR} 34... Kd6 35. Ke3 c4 36. a8=Q ({RR} 36. Kd4 Nb5+)
36... Nxa8 37. Bxa8 Ke5 38. Bc6 f5 39. Bb5 c3 40. Ba4 g5 41. Bd1 f4+ 42. Kd3
fxg3 43. hxg3 Kf5 44. Bh5 g4 45. Kxc3 Kg5 46. Be8 h5 47. Bxh5 Kxh5 48. Kd4 Kh6
49. Ke4 {Cyborowski,L (2454)-Laznicka,V (2434) Czechia 2005 1/2-1/2 (54)}) ({RR
} 34... Kd6 35. Ke3 c4 36. a8=Q Nxa8 37. Bxa8 Ke5 38. Bf3 f5 39. Be2 g5 40.
Bxc4 f4+ 41. Kf2 ({RR} 41. gxf4+ gxf4+) 41... fxg3+ 42. hxg3 g4 43. Bf7 Kf6 44.
Be8 Kg5 45. Ke3 h5 46. Bxh5 Kxh5 47. Kf4 Kh6 48. Kxg4 Kg6 {1/2-1/2 (48) Adams,
M (2746)-Anand,V (2790) Wijk aan Zee 2001 CBM 081 [Ribli,Z]}) 35. Ke3 c4 36.
a8=Q Nxa8 37. Bxa8 g5 38. Kd4 Kf6 39. Bf3 c3 40. Bd1 h5 41. Kxc3 Kg6 42. Kd4 f4
43. Ke5 fxg3 44. hxg3 g4 45. Kf4 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "5"]
[White "Diamant, Andre"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "B67"]
[PlyCount "113"]
[EventDate "2006.??.??"]

1. e4 {Gofshtein,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7.
Qd2 a6 8. O-O-O Bd7 9. f3 Rc8 ({RR} 9... Be7) ({RR} 9... b5) ({RR} 9... Qa5)
10. g4 Ne5 ({RR} 10... b5 11. Be3 ({RR} 11. h4 Nxd4 12. Qxd4 Bc6 13. Kb1 h6 14.
Be3 Qc7 15. Bh3 b4 16. Qxb4 d5) ({RR} 11. Nxc6 Rxc6 12. Bd3 Be7 13. Ne2 O-O 14.
h4 h5 15. gxh5 Nxh5 16. Rhg1) 11... h6 ({RR} 11... Ne5 12. Bd3 b4 13. Nce2 Qa5
14. Kb1 d5 15. g5 dxe4 16. fxe4 Nfg4) 12. h4 Ne5 13. Be2 ({RR} 13. Bd3 b4 14.
Nce2 d5 15. exd5 Nxd5 16. Nf4 Nxd3+ 17. Qxd3 Nxe3 18. Qxe3 Bc5) 13... g6 ({RR} 
13... b4 14. Nb1 d5 15. g5) 14. a3 ({RR} 14. g5 Nh5 15. f4 b4 16. Nb1 Nc4 17.
Bxc4 Rxc4 18. Qd3 Rc8 {RR} 19. Nd2 Qc7) 14... Qc7 15. Rhg1 Qb7 16. g5 Nh5 17.
gxh6 Nc4 ({RR} 17... b4 18. axb4 Qxb4 19. Nb3) 18. Bxc4 bxc4 19. Rde1 d5 20.
exd5 Rb8 21. Nd1 Qxd5 22. Qc3 ({RR} 22. Rg5 Qd6 23. Qc3) 22... e5 23. f4 Bxh6 (
{RR} 23... Bd6 24. Bd2 O-O 25. Nf3) 24. fxe5 Bg7 ({RR} 24... Bxe3+ 25. Nxe3)
25. Rg5 {Timofeev,A (2661)-Lugovoi,A (2556) Kazan 2005 CBM 109 [Gofshtein,L]
1-0 (40)} ({RR} 25. Bd2 Be6)) ({RR} 10... Be7 11. Be3 ({RR} 11. h4 b5 12. Nxc6
Rxc6 13. Kb1 Qa5 14. Ne2 Qxd2 15. Bxd2 e5 16. Ng3) 11... h6 ({RR} 11... Ne5 12.
g5 Nh5 13. Rg1 Qc7 14. f4 Nc4 15. Bxc4 Qxc4 16. Kb1 g6 17. f5 O-O 18. f6 Bd8
19. Nb3) 12. h4 Nxd4 13. Qxd4 e5 14. Qd2 Qa5 15. Kb1 Be6) ({RR} 10... b5 11. h4
Qc7 12. Nxc6 Bxc6 13. Bf4 b4 14. Ne2 e5 15. Be3 a5 16. Ng3 g6 17. g5 Nd7 18. f4
exf4 19. Bxf4 Ne5 20. Bxe5 dxe5 21. Bc4 Bg7 22. Rhf1 O-O 23. h5 Bxe4 24. Nxe4
Qxc4 25. Nf6+ {Hartikainen,J (2149)-Sava,C (2004) chess.com INT 2020 1-0 (36)})
11. Kb1 $146 ({RR} 11. Be3 h6 12. h4 g6 13. Be2 b5 14. g5 Nh5 15. f4 b4 16. Nb1
Nc4 17. Bxc4 Rxc4 18. Qd3 Rc8 19. f5 e5 20. Ne2 Bb5 21. Qd2 Bxe2 22. Qxe2 Ng3
23. Qg4 Nxh1 24. fxg6 Qc7 25. gxf7+ Kd8 {Rasmussen,C-Ziska,B Aarhus 1991 1-0 
(40)}) ({RR} 11. Be3 h6 12. h4 b5 13. Rg1 b4 14. Nb1 d5 15. g5 Nxf3 16. Nxf3
Nxe4 17. Qe1 Qa5 18. gxh6 g6 19. Ng5 Qxa2 20. Nxe4 dxe4 21. Rg2 Qa4 {1/2-1/2 
(21) Schuetze,N (2161)-Degtiarev,E (2388) Osterburg 2006}) 11... b5 12. Bd3 h6
13. Bxf6 gxf6 14. f4 Nc4 15. Bxc4 Rxc4 16. Rhe1 Qc7 17. Qd3 Kd8 18. e5 fxe5 19.
fxe5 Bg7 20. Qf3 Rf8 21. exd6 Qb6 22. Re4 Rxd4 23. Rexd4 Bxd4 24. Qa8+ Bc8 25.
d7 Kxd7 26. Qe4 Bb7 27. Rxd4+ Kc8 28. Qf4 Rd8 29. Rxd8+ Kxd8 30. a3 Ke7 31. h4
Qg1+ 32. Ka2 Qc5 33. Qxh6 Qc4+ 34. Kb1 Qxg4 35. b4 Bf3 36. Kb2 a5 37. Nxb5 axb4
38. a4 Bd5 39. Qh8 Qc4 40. Qe5 Be4 41. Qd6+ Kf6 42. Qf4+ Kg7 43. Qxf7+ Kxf7 44.
Nd6+ Kg6 45. Nxc4 Kh5 46. a5 Bb7 47. Kb3 Kxh4 48. Kxb4 Kg5 49. Kc5 Kf4 50. Kb6
Bd5 51. Nd6 e5 52. c4 e4 53. cxd5 e3 54. a6 e2 55. a7 e1=Q 56. a8=Q Qb4+ 57.
Nb5 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "5"]
[White "El Debs, Felipe"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "66"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. Be3
h6 9. Ne1 Qe7 10. f3 c6 11. d5 c5 12. Qd2 Kh7 13. Nd3 Ng8 $146 ({RR} 13... Ne8
14. g4 f5 15. gxf5 gxf5 16. Kh1 Nef6 17. Rg1 f4 18. Bf2 Nh5 19. b4 b6 20. bxc5
bxc5 21. Rab1 Bf6 22. Qe1 Rf7 23. Nc1 Bg5 24. Nb3 Rg7 25. Na5 Qf7 26. Bf1 Ng3+
27. hxg3 Qh5+ {0-1 (27) Reichenbacher,G (1890)-Mazi,L (2393) Feffernitz 2004})
14. g4 f5 15. exf5 gxf5 16. gxf5 Ndf6 17. Nf2 Bxf5 18. Kh1 Nh5 19. Rg1 Rf7 20.
Nce4 Raf8 21. Raf1 Qd8 22. Bd1 Ne7 23. Ng3 Nxg3+ 24. Rxg3 Rf6 25. Rfg1 Rg6 26.
Bc2 Rxg3 27. hxg3 Bxc2 28. Qxc2+ Kg8 29. Kg2 Nf5 30. Qe2 e4 31. Nxe4 Qg5 32.
Rh1 Qg6 33. g4 Bd4 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "5"]
[White "Limp, Eduardo Thelio"]
[Black "Mann de Toledo, James"]
[Result "1/2-1/2"]
[ECO "D38"]
[PlyCount "92"]
[EventDate "2006.??.??"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 Bb4 7. Qb3 c5 8.
O-O-O ({RR} 8. dxc5 Qa5 9. a3 Bxc3+ 10. bxc3 Ne4 11. Qb4 Qxc5 12. Be3 Qd6 13.
Rd1 Ndf6 14. Bd4 O-O 15. Qxd6 Nxd6 16. Bxf6 gxf6 17. Rxd5 Ne4 18. Rd3 Be6 19.
Nd2 f5 20. h4 Rfc8 21. Rhh3 Rc5 22. g4 Nxd2 {Van Foreest,J (2694)-Bjerre,J 
(2612) Muelheim GER 2023 1/2-1/2 (31)}) 8... Bxc3 9. Qxc3 O-O 10. dxc5 $146 ({
RR} 10. e3 c4 11. Nd2 b5 12. f3 Qb6 13. e4 dxe4 14. fxe4 Bb7 15. Qc2 Qxd4 16.
Nxc4 Qc5 17. Be3 Qe7 18. Nd6 Nxe4 19. Nxb7 Rac8 20. Bd3 Rxc2+ 21. Bxc2 Ndf6 22.
Na5 Qc7 23. Nb3 Rc8 24. Na1 Ng4 {Hiegel,J (2050)-Jablonski,N (2182) France
2003 0-1 (40)}) 10... Qc7 11. Bxf6 Nxf6 12. e3 Ne4 13. Qc2 Be6 14. Bd3 Rfc8 15.
Bxe4 dxe4 16. Nd4 Qe5 17. Nxe6 fxe6 18. Kb1 Rxc5 19. Qa4 Rf8 20. Rd2 Rd5 21.
Rc2 a6 22. Rhc1 h6 23. h4 Rb5 24. g4 Rd8 25. Qa3 Qf6 26. h5 Rg5 27. Qb4 Rxg4
28. Qxb7 Rh4 29. Rg1 Rxh5 30. Qxe4 Rhd5 31. Rc7 Rd1+ 32. Rxd1 Rxd1+ 33. Kc2
Qxf2+ 34. Kxd1 Qg1+ 35. Ke2 Qh2+ 36. Kd3 Qd6+ 37. Ke2 Qh2+ 38. Kf1 Qxc7 39.
Qxe6+ Kh8 40. Qxa6 Qc1+ 41. Kf2 Qxb2+ 42. Qe2 Qf6+ 43. Kg2 Qg5+ 44. Kh3 Qf5+
45. Kg2 Qg5+ 46. Kh3 Qf5+ 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "5"]
[White "Oliveira, Jefferson"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "54"]
[EventDate "2006.??.??"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 Nbd7 6. Qd2 b5 7. g4 Nb6 8. Bd3
Bb7 ({RR} 8... e5 9. h4 h5 10. g5 Nfd7 11. f4 exf4 12. Bxf4 Qe7 13. Nf3 Bg7 14.
Qh2 Bf8 15. O-O-O Bb7 16. e5 d5 17. e6 fxe6 18. Bxg6+ Kd8 19. Ne5 Kc8 20. Nf7
Nc4 21. Rd3 Rg8 22. Bxh5 Ndb6 23. Nd1 {Baramidze,D (2535)-Nyback,T (2571)
Hengelo 2005 1-0}) ({RR} 8... Qc7 9. O-O-O Bb7 10. e5 Nfd5 11. Nxd5 Nxd5 12.
exd6 Qxd6 13. Bf2 Qf4 14. Qxf4 Nxf4 15. Bf1 Bg7 16. Ne2 Bh6 17. Nxf4 Bxf4+ 18.
Kb1 O-O 19. h4 Rfd8 20. c4 a6 21. h5 Rd7 22. Be2 g5 23. c5 {Balint,P (2105)
-Stehlik,J (1855) Ceske Budejovice CZE 2020 0-1 (70)}) 9. Nge2 Qc7 10. Ng3 $146
({RR} 10. Nd1 a6 11. b3 c5 12. c3 c4 13. Bc2 a5 14. Nb2 h5 15. g5 Nfd7 16. bxc4
bxc4 17. d5 Ne5 18. O-O Bg7 19. Na4 Nbd7 20. Nd4 Ba6 21. Rab1 O-O 22. f4 Ng4
23. Nc6 Nxe3 24. Nxe7+ Kh8 {Johansen,D (2499)-Reilly,T (2297) Adelaide 2004
1-0 (37)}) ({RR} 10. a4 Nc4 11. Bxc4 bxc4 12. a5 Ba6 13. e5 Nd5 14. exd6 Qxd6
15. Ne4 Qe6 16. Ra3 c3 17. N2xc3 Nxe3 18. Qxe3 f5 19. d5 cxd5 20. Nxd5 Rc8 21.
gxf5 {1/2-1/2 (21) Bromberger,S (2507)-Gonzalez Diaz,J (2236) Barcelona 2006})
10... e5 11. Qf2 Nfd7 12. f4 b4 13. Nd1 exf4 14. Bxf4 Bg7 15. O-O O-O 16. c3 c5
17. Rc1 bxc3 18. bxc3 Rae8 19. h3 Qc6 20. Kh2 d5 21. Re1 Re6 22. e5 f6 23. Bf5
fxe5 24. Bxe6+ Qxe6 25. dxe5 Bxe5 26. Rxe5 Nxe5 27. Qe3 Nbc4 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "5"]
[White "Vescovi, Giovanni"]
[Black "Pelikian, Jefferson"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "63"]
[EventDate "2006.??.??"]

1. e4 {Ftacnik,L} e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3
a6 8. Qd2 b5 9. f5 ({RR} 9. Nd1 b4 10. Be2 Qb6 11. c3 ({RR} 11. O-O a5 ({RR} 
11... Be7 12. c4 bxc3 13. Nxc3 Rb8 14. b3 cxd4 15. Nxd4 Nxd4 16. Bxd4 Bc5 17.
Bxc5 Qxc5+ 18. Kh1 Nb6 19. Rac1 Qb4 20. Ne4 Qxd2 21. Nxd2) ({RR} 11... cxd4 12.
Nxd4 Nxd4 13. Bxd4 Qxd4+ 14. Qxd4 Bc5 15. c3 bxc3 16. bxc3 Ke7 17. Ne3 Bxd4 18.
cxd4 a5 19. Rac1 Ba6 20. Bxa6 Rxa6) 12. c3 ({RR} 12. Rc1 Bb7 13. c3 cxd4 14.
Nxd4 Nxd4 15. cxd4 f5 16. g4 Be7 17. gxf5 exf5 18. Bf3 Nf8 19. Qg2 Ne6 20. Bxd5
Bxd5 21. Qxd5 Rd8 22. Qg2) 12... Be7 ({RR} 12... Ba6 13. Bxa6 Qxa6 14. f5 exf5
15. Ng5 cxd4 16. cxd4 h6 17. Nh3 Ne7 18. a3 bxa3 19. Rxa3 g5 20. Qf2 Qe6 21.
Nc3 Nc6 22. Nb5 Rc8) ({RR} 12... g6 13. Nf2 Ba6 14. Bxa6 bxc3 15. bxc3 Qxa6 16.
Ng4 Be7 17. Nh6 Nb6 18. Ng5 Nc4 19. Qe2 Nd8 20. dxc5 Nxe3 21. Qxe3) 13. Bf2 O-O
14. f5 bxc3 15. bxc3 cxd4 16. cxd4 Ba6 17. Bxa6 Qxa6 18. Ne3 Bb4 19. Qd1 Rac8
20. Ng5 Nxd4 21. Qxd4 Bc3 22. Qh4) 11... bxc3 ({RR} 11... Rb8 12. O-O g6 ({RR} 
12... bxc3 13. bxc3 Be7 14. Bd3) 13. Kh1 Na5 14. Bg1 bxc3 15. bxc3 cxd4 16.
Nxd4 Nc5 17. Ne3 Qb2 18. Qe1 Ne4 19. Rc1 h5 20. Bd3) 12. Nxc3 ({RR} 12. bxc3
cxd4 13. Nxd4 Nc5 14. Nf2 Na5 15. O-O Be7 16. c4 Nxc4 17. Bxc4 dxc4 18. Rfc1
Bb7 19. Rxc4 Qd8 20. Qc2) 12... Rb8 13. b3 Qa5 ({RR} 13... Qb4 14. O-O cxd4 15.
Nxd4 Nxd4 16. Bxd4 Bc5 17. Rad1 Qxd4+ 18. Qxd4 Bb7 19. Qxc5 Nxc5 20. Rc1 Rc8
21. b4 Nd7) ({RR} 13... cxd4 14. Nxd4 Bb4 15. a3 ({RR} 15. Nc2 Bc5 16. Na4 Bxe3
) 15... Nxd4 16. Bxd4 Bxc3 17. Qxc3 Qxb3 18. Qxb3 Rxb3 19. Kd2 f6 20. Rhc1) ({
RR} 13... Be7 14. Na4 Qb4 15. dxc5) 14. Rc1 cxd4 ({RR} 14... Be7 15. dxc5 Bxc5
({RR} 15... Nxc5 16. Nxd5 Nxb3 17. Qxa5 Nbxa5 18. Nxe7 Nxe7 19. Kf2) 16. Nxd5
Bxe3 17. Nxe3) 15. Nxd4 Nxd4 ({RR} 15... Bb7 16. O-O ({RR} 16. f5 Nxd4 17. Bxd4
exf5 18. e6 fxe6 19. Bh5+ g6 20. Bxh8 gxh5 21. Qg5 Bc5) 16... Bc5 17. Rfd1 O-O
18. Nxc6 Bxe3+ 19. Qxe3 Bxc6 20. Bg4) 16. Bxd4 Ba3 ({RR} 16... Bc5 17. Bxc5
Nxc5 18. Ne4 Qxd2+ 19. Nxd2 Nd7 20. Nf3) 17. Rc2 O-O 18. Na4 Bb4 ({RR} 18...
Qxd2+ 19. Kxd2 f6 20. Bg4 Kf7 21. Rc6 f5 22. Be2) 19. Bc3 f6 ({RR} 19... Bxc3
20. Qxc3 Qxc3+ 21. Rxc3 f6 22. Bg4 Kf7 ({RR} 22... f5 23. Be2 g5 24. g3) 23.
Rc6 f5 24. Be2 g5 25. g3 Rb4 26. O-O gxf4 27. Rfc1 ({RR} 27. gxf4 Rg8+ 28. Kh1
Ke7) 27... fxg3 28. Rxc8 gxh2+ 29. Kxh2 Rxc8 30. Rxc8 Nxe5 31. Nc5) 20. Bg4 Re8
({RR} 20... fxe5 21. Bxb4 Qxb4 22. Qxb4 Rxb4 23. Bxe6+ Kh8 24. fxe5 Re4+ 25.
Kd1 Rxe5 26. Re1 Rxe1+ 27. Kxe1) ({RR} 20... f5 21. Be2) 21. Bxb4 Rxb4 ({RR} 
21... Qxb4 22. Bxe6+ Rxe6 23. Rxc8+ Kf7 24. Rxb8 Qxb8 25. O-O) 22. O-O ({RR} 
22. Bxe6+ Rxe6 ({RR} 22... Kh8 23. Bf7 Re4+ 24. Kd1 Qxd2+ 25. Kxd2 Rd8 26. Rhc1
) 23. Rxc8+ Kf7 24. O-O Rxa4 25. Qd1) 22... Bb7 ({RR} 22... fxe5 23. Bxe6+) 23.
a3 ({RR} 23. Rfc1 f5 ({RR} 23... fxe5 24. Rc5 Nxc5 25. Rxc5 Rb5 26. Qxa5 Rxa5
27. Rxa5 exf4 28. Nc5) 24. Bd1 Bc6 25. Rxc6 Rxa4 26. Qxa5 Rxa5 27. a4) 23...
Rxa4 {Grischuk,A (2746)-Potkin,V (2682) Khanty-Mansiysk 2011 CBM 145 [Ftacnik,
L] 1-0 (32)}) 9... cxd4 10. Nxd4 $146 ({RR} 10. Bxd4 Nxd4 11. Qxd4 Qb6 12. fxe6
fxe6 13. O-O-O Qxd4 14. Rxd4 g6 15. Bd3 Nc5 16. h4 Nxd3+ 17. cxd3 h5 18. Rf4
Bg7 19. d4 Bd7 20. Ng5 Rf8 21. Rxf8+ Bxf8 22. Rf1 Be7 23. Kd1 Bxg5 24. hxg5 Ke7
{Findlay,D-Liljedahl,L Teeside 1974 1/2-1/2 (43)}) ({RR} 10. fxe6 fxe6 11. Nxd4
Ndxe5 12. Nxc6 Nxc6 13. O-O-O Bb4 14. a3 Be7 15. Qf2 Rf8 16. Qg3 Bf6 17. Ne4
Be5 18. Qh3 Qa5 19. Nc5 b4 20. Nb3 Qd8 21. Kb1 bxa3 22. bxa3 Qf6 23. Bc5 Rb8
24. Ka2 a5 {Bryant,R (1947)-Patrick,D (1861) Coventry 2015 1-0 (49)}) ({RR} 10.
fxe6 dxe3 11. exd7+ Bxd7 12. Qxe3 Be6 13. O-O-O b4 14. Ne2 Qc7 15. Ned4 Bc5 16.
Kb1 Nxd4 17. Nxd4 Bxd4 18. Qxd4 Rc8 19. Bxa6 Qxc2+ 20. Ka1 Rd8 21. Bb5+ Ke7 22.
Qxb4+ {1-0 (22) Wojna,N (1539)-Muenchhalfen,H (1369) Leutersdorf 2007}) 10...
Nxd4 11. Bxd4 Bc5 12. O-O-O Bxd4 13. Qxd4 Qg5+ 14. Kb1 O-O 15. Bd3 Bb7 16. h4
Qe7 17. Rde1 exf5 18. Bxf5 Nc5 19. h5 h6 20. g4 Ne6 21. Bxe6 fxe6 22. Rhg1 Rac8
23. g5 hxg5 24. Nd1 Rf4 25. Qd2 d4 26. Nf2 Rf5 27. Nh3 Bf3 28. Nxg5 Bxh5 29.
Ne4 Rcf8 30. Qxd4 Rf4 31. Qe3 Rf3 32. Qh6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "5"]
[White "di Berardino, Diego"]
[Black "van Riemsdijk, Herman C"]
[Result "0-1"]
[ECO "C99"]
[PlyCount "80"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bb7 14. d5 Bc8 15.
Nf1 Bd7 16. b3 Rfc8 17. Ne3 ({RR} 17. Bd3 Nb7 18. Bd2 Nc5 19. Rc1 Qb7 20. Bb1
b4 21. Ng3 a5 22. Be3 Qb5 23. Qe2 Qxe2 24. Rxe2 Bb5 25. Rd2 Nfd7 26. Rdd1 g6
27. Ne1 Bd8 28. Nd3 Bb6 29. Nxc5 Bxc5 30. Bxc5 Rxc5 31. Rxc5 Nxc5 {Olsavsky,P 
(1691)-Rak,P (1957) Slovakia 2016 0-1 (49)}) 17... Nb7 18. Bb2 Nc5 19. Rc1 Qd8
$146 ({RR} 19... Qa5 20. Nd2 Qb6 21. Qf3 Bf8 22. Nf5 g6 23. Ng3 Bg7 24. b4 Nb7
25. a3 Rc7 26. Bb3 Rac8 27. Rxc7 Rxc7 28. Rc1 Rxc1+ 29. Bxc1 Qc7 30. Bb2 Kf8
31. Qe3 Nd8 32. Nb1 Ne8 33. f4 Bh6 34. Ne2 {Sukovic,A (1594)-Lukic,L (1752)
Cetinje 2014 1/2-1/2 (45)}) 20. Nf5 Bf8 21. g4 g6 22. Ng3 b4 23. Qd2 a5 24. Kh2
a4 25. Nxe5 dxe5 26. Bxe5 axb3 27. axb3 Ra2 28. Qf4 Bg7 29. Bb1 Nxg4+ 30. hxg4
Bxe5 31. Qxe5 Rxf2+ 32. Kg1 Rf3 33. Rf1 f6 34. Qd6 Nb7 35. Qxb4 Rxg3+ 36. Kf2
Rxc1 37. Rxc1 Qb8 38. d6 Rxg4 39. Rc7 Qa7+ 40. Kf3 Rf4+ 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "6"]
[White "Fier, Alexandr"]
[Black "El Debs, Felipe"]
[Result "1/2-1/2"]
[ECO "B48"]
[PlyCount "80"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. f4 Nxd4 8.
Qxd4 Ng4 9. Nb5 Qb8 10. Bd2 a6 11. Nc3 Qd6 12. Qxd6 Bxd6 13. Be2 Nh6 14. Be3
$146 ({RR} 14. Na4 Bc7 15. Be3 b5 16. Nb6 Bxb6 17. Bxb6 Bb7 18. Bd3 f5 19. exf5
Nxf5 20. O-O Kf7 21. a4 Bc6 22. axb5 axb5 23. g3 Nd6 24. Bd4 Be4 25. Bxe4 Nxe4
26. Rae1 Nf6 27. f5 Rhe8 28. Re5 Ra4 {Barbosa,E (2383)-El Debs,F (2478) Sao
Paulo 2011 1/2-1/2 (33)}) 14... f6 15. O-O-O Nf7 16. Rd3 b5 17. Rhd1 Bc7 18. a3
d6 19. Bf3 Bb7 20. R3d2 Rc8 21. f5 exf5 22. exf5 Bxf3 23. gxf3 Ba5 24. Bd4 Nh6
25. b4 Bc7 26. Nd5 Nxf5 27. Nxc7+ Rxc7 28. Bc5 Kf7 29. Bxd6 Rc3 30. Kb2 Rxf3
31. Bc5 Re8 32. Rd7+ Kg6 33. Ra7 Re6 34. Rg1+ Kh5 35. Bf8 Rf2 36. Bxg7 Rc6 37.
Kb1 h6 38. Rd7 Nxg7 39. Rgxg7 Rcxc2 40. Rd5+ f5 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "6"]
[White "Leitao, Rafael"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "107"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8.
Rc1 O-O 9. Bg2 d6 10. O-O Nxc3 11. Rxc3 e5 12. d5 Nd8 13. Nd2 f5 14. c5 Nf7 15.
cxd6 cxd6 16. Qb3 b6 17. Qa3 Bb7 18. Rfc1 Rfc8 19. e4 Rc5 $146 ({RR} 19... Qg5
20. Nc4 fxe4 21. Ne3 Rxc3 22. Rxc3 Qd8 23. Bxe4 Ng5 24. Bg2 Qf6 25. h4 Nf3+ 26.
Bxf3 Qxf3 27. Qxd6 Rf8 28. Rc2 h5 29. Qxe5 Ba6 30. Qd4 Be2 31. Ng2 Bd3 32. Ne1
Qd1 33. Qxd3 Qxe1+ 34. Kg2 {Twyble,M (2264)-Winfridsson,O (2133) England 2010
1-0 (35)}) ({RR} 19... Rxc3 20. Rxc3 fxe4 21. Nxe4 Kh8 22. Qb3 Qd7 23. h4 Rc8
24. Kh2 Rxc3 25. Nxc3 Nh6 26. Bh3 Qf7 27. Kg1 Qc7 28. Qa4 Qb8 29. Be6 Ng8 30.
Qd7 Nf6 31. Qf7 Ba6 32. g4 Bd3 33. g5 Ng8 34. Qf3 {Cheng,B (2409)-Xiong,J 
(2330) Philadelphia 2013 1/2-1/2 (44)}) 20. exf5 Qg5 21. Rxc5 bxc5 22. Qe3 Qxf5
23. b4 cxb4 24. Rc7 Ba6 25. Ne4 Rf8 26. h3 h6 27. h4 h5 28. Kh2 Bc8 29. Qxa7
Qg6 30. Qb6 Bf5 31. Qxb4 Nh6 32. Kg1 Bxe4 33. Qxe4 Qf6 34. Qc2 Nf5 35. Rc8 Nd4
36. Rxf8+ Kxf8 37. Qd1 g6 38. a4 Qd8 39. Qd2 Kg7 40. Qg5 Qa5 41. Qe7+ Kh6 42.
Qf8+ Kh7 43. Qf7+ Kh6 44. Qg8 Qc7 45. Qh8+ Qh7 46. Qf8+ Qg7 47. Qxd6 Nf5 48.
Qb8 Qf6 49. a5 g5 50. hxg5+ Kxg5 51. Qxe5 Qxe5 52. f4+ Kf6 53. fxe5+ Kxe5 54.
a6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "6"]
[White "Limp, Eduardo Thelio"]
[Black "Oliveira, Jefferson"]
[Result "1-0"]
[ECO "D99"]
[PlyCount "83"]
[EventDate "2006.??.??"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8.
Be3 Nfd7 9. Qb3 Nb6 10. Rd1 a5 ({RR} 10... Bxf3 11. gxf3 Nc6 12. d5 Ne5 13. Be2
Ned7 14. h4 c6 15. dxc6 bxc6 16. h5 Qc7 17. hxg6 hxg6 18. f4 Rab8 19. Qc2 Rfd8
20. e5 Nf8 21. b3 Rxd1+ 22. Bxd1 Rd8 23. Bf3 Ne6 24. Kf1 Qc8 25. Kg2 {Ter
Sahakyan,S (2640)-Sevian,S (2660) lichess.org INT 2020 1/2-1/2 (45)}) ({RR} 
10... Qc8 11. Be2 Nc6 12. d5 Ne5 13. Nxe5 Bxe2 14. Nxe2 Bxe5 15. O-O e6 16. f4
Bg7 17. dxe6 Qxe6 18. Qxe6 fxe6 19. b3 Rfd8 20. Nd4 Bxd4 21. Bxd4 Nd7 22. Rc1
c6 23. Rfd1 Kf7 24. Kf2 e5 25. fxe5 {Xiu,D (2493)-Xie,F (2107) Samarkand UZB
2023 1-0 (58)}) ({RR} 10... c6 11. Be2 Be6 ({RR} 11... N8d7 12. O-O Qc7 13. Rd2
e5 14. Rc1 exd4 15. Nxd4 Bxe2 16. Ncxe2 Nf6 17. f3 Rfd8 18. Nb5 Qe7 19. Bc5
Qxc5+ 20. Rxc5 Rxd2 21. Nbc3 Rad8 22. a4 R8d3 23. Nf4 Nfd7 24. Nxd3 Bd4+ 25.
Kf1) 12. Qc2 Bc4 13. O-O e6 14. Qc1 N8d7 15. b3 Bxe2 16. Nxe2 Nf6 17. Nc3 Ng4
18. Bf4 Nf6 19. Bg5 Qc7 20. Rfe1 Rfe8 21. e5 Nfd5 22. Ne4 Nd7 23. h4 Bf8 24. h5
Qa5 25. Nh2) ({RR} 10... Bxf3 11. gxf3 Nc6 12. d5 Ne5 13. Be2 Ned7 14. h4 c6
15. dxc6 bxc6 16. h5 Qc7 17. hxg6 hxg6 18. f4 Rab8 19. Qc2 Rfd8 20. e5 Nf8 21.
b3 Rxd1+ 22. Bxd1 Rd8 23. Bf3 Ne6 24. Kf1 Qc8 25. Kg2) 11. Bb5 $146 ({RR} 11.
Be2 a4 ({RR} 11... Nc6 12. d5 Ne5 13. Nxe5 Bxe2 14. Nxe2 Bxe5 15. h4 h5 16. f4
Bg7 17. O-O a4 18. Qb4 f5 19. Bxb6 cxb6 20. e5 Kh7 21. g3 Ra6 22. d6 exd6 23.
Rxd6 Qe7 24. Rxb6 Qxb4 25. Rxb4) 12. Qc2 Nc6 13. Ne5 Nxe5 14. dxe5 Qc8 15. f3
Be6 16. f4 Nc4 17. Bf2 c6 18. O-O b5 19. Bc5 Qc7 20. Kh1 b4 21. Nxa4 Rxa4 22.
Bxc4 Bxc4 23. Qxc4 Rfa8 24. e6 fxe6 25. Qxe6+ Kh8 {Piket,J (2619)-Sutovsky,E 
(2612) Internet 1999 1-0}) ({RR} 11. Be2 a4 12. Qc2 Nc6 13. d5 Nb4 14. Qd2 Bxf3
15. gxf3 a3 16. b3 c6 17. Bc5 Na6 18. Bxa3 cxd5 19. Nxd5 Nxd5 20. Qxd5 Bc3+ 21.
Kf1 Qb6 22. Bxe7 Rfe8 23. Bd6 Rad8 24. Bc4 Re6 25. e5) ({RR} 11. Be2 Nc6 12. d5
Ne5 13. Nxe5 Bxe2 14. Nxe2 Bxe5 15. h4 h5 16. f4 Bg7 17. O-O a4 18. Qb4 f5 19.
Bxb6 cxb6 20. e5 Kh7 21. g3 Ra6 22. d6 exd6 23. Rxd6 Qe7 24. Rxb6 Qxb4 25. Rxb4
Rb8 {Turner,A-Godbold,E Long Beach 1955 1-0}) 11... c6 12. Be2 a4 13. Qc2 a3
14. b3 N8d7 15. h3 Bxf3 16. Bxf3 Qc8 17. O-O Rd8 18. Rd2 Nf8 19. Rfd1 Nbd7 20.
Bg4 e6 21. Be2 f5 22. f3 Qc7 23. b4 f4 24. Bf2 Kh8 25. Qb3 b6 26. Rc2 Qb7 27.
Rdc1 Nb8 28. e5 Qe7 29. b5 c5 30. dxc5 bxc5 31. Ne4 Nbd7 32. Nxc5 Bxe5 33. Nd3
Bd6 34. b6 Rab8 35. Rc6 e5 36. Bh4 g5 37. Bxg5 Qxg5 38. Rxd6 Ng6 39. Rc7 Nh4
40. Ne1 Nf6 41. Rxd8+ Rxd8 42. b7 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "6"]
[White "Mann de Toledo, James"]
[Black "Pelikian, Jefferson"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "23"]
[EventDate "2006.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. cxd5 exd5 6. Bg5 Nbd7 7. e3 c6 8.
Bd3 Nf8 9. Qc2 g6 10. O-O ({RR} 10. Ne5 Ne6 11. Bh4 O-O 12. O-O Ng7 13. f3 Bf5
14. Bf2 Nd7 15. Bxf5 Nxf5 16. Rad1 Ng7 17. e4 dxe4 18. Nxd7 Qxd7 19. fxe4 Rad8
20. d5 Qc7 21. Qa4 Bd6 22. g3 a5 23. Rc1 Rfe8 24. dxc6 Qxc6 {Grigoryan,K (2563)
-Kuzubov,Y (2628) Martuni 2013 1-0 (41)}) 10... Ne6 11. Bxf6 Bxf6 12. Rab1 $146
({RR} 12. b4 O-O 13. Rac1 a6 14. a4 Bg7 15. Nd2 f5 16. f4 a5 17. b5 c5 18. dxc5
d4 19. Ne2 dxe3 20. Nb3 Re8 21. Rfd1 Kh8 22. b6 Qh4 23. g3 Qh5 24. Bb5 Rf8 25.
Qd3 g5 26. Qxe3 gxf4 {Gauglitz,G (2480)-Mathe,G (2375) Kecskemet 1987 1-0 (42)}
) ({RR} 12. b4 a6 13. a4 O-O 14. b5 c5 15. dxc5 Nxc5 16. Rad1 axb5 17. axb5 Ra3
18. Nb1 Rxd3 19. Qxc5 Rxd1 20. Rxd1 Be6 21. Nd4 Qc8 22. Rc1 Qxc5 23. Rxc5 Ra8
24. Nd2 Ra1+ 25. Nf1 Bxd4 26. exd4 Bf5 {Melikhov,E (2269)-Song,J (2358) chess.
com INT 2023 0-1 (31)}) ({RR} 12. b4 a6 13. a4 O-O 14. b5 axb5 15. axb5 Rxa1
16. Rxa1 Qd6 17. Qb3 Rd8 18. Ra8 Nc7 19. Ra2 Bg4 20. bxc6 bxc6 21. Qb6 Ne6 22.
Ra6 Qf8 23. Na4 Rb8 24. Qxc6 Rc8 25. Qd6 Bf5 26. Qxf8+ Kxf8 {Robatsch,K-Berry,
J Lone Pine,CA 1975 1-0 (39)}) 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "6"]
[White "Milos Jr, Gilberto"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "41"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bf4 d6 6. e3 Nbd7 7. h3 c6 8. Be2
a6 9. a4 a5 10. O-O Ne8 ({RR} 10... b6 11. e4 Bb7 12. e5 Ne8 13. exd6 Nxd6 14.
Qd2 Nf5 15. Rad1 e6 16. Bg5 Qe8 17. g4 Ne7 18. Rfe1 f6 19. Bh6 g5 20. Bxg7 Kxg7
21. Bd3 Ng6 22. Bxg6 hxg6 23. Qe3 c5 24. Nb5 cxd4 25. Nfxd4 {Stocek,J (2591)
-Korobov,A (2663) Rijeka 2010 1-0}) ({RR} 10... Re8 11. Bh2 Qb6 12. Qc2 Nb8 13.
e4 Na6 14. Rad1 Nd7 15. Bf4 e5 16. Be3 Qc7 17. Rfe1 Nb4 18. Qb1 exd4 19. Nxd4
Nc5 20. Bf1 {1/2-1/2 (20) Cioara,A (2417)-Vavric,P (2367) Mamaia ROU 2019}) 11.
Qd2 Qc7 $146 ({RR} 11... Nc7 12. Rad1 Na6 13. e4 Qb6 14. Bh6 Re8 15. Bxg7 Kxg7
16. Nh4 e5 17. Qg5 Nf8 18. c5 Qxb2 19. Rd3 exd4 20. Rf3 Be6 21. Qf6+ Kg8 22.
Qxd4 Qb4 23. Qxd6 Qxc5 24. Qf4 Nd7 {1/2-1/2 (24) Stocek,J (2563)-Heberla,B 
(2389) Czechia 2003}) ({RR} 11... Nc7 12. Rfd1 Na6 13. e4 Qe8 14. e5 dxe5 15.
dxe5 Ndc5 16. Qe3 Be6 17. Nd4 Rd8 18. Ne4 Nxe4 19. Qxe4 Qd7 20. Qe3 Qc8 21. b3
Nc7 22. Nf3 Bf5 23. g4 Bd7 24. Bh6 Ne6 25. c5 Qc7 26. Bc4 {Yap,A-Knaak,R (2530)
Szirak 1985 1-0 (42)}) 12. Bh2 e5 13. Rad1 h6 14. Qc2 f5 15. c5 d5 16. Na2 g5
17. Nc1 g4 18. hxg4 fxg4 19. Nh4 Qd8 20. Ng6 e4 21. Bxg4 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "6"]
[White "van Riemsdijk, Herman C"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "144"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. g3 Nf6 7. Bg2 Be7 8. O-O
O-O 9. a4 Qc7 10. Be3 Nc6 11. h3 Bd7 12. Nxc6 ({RR} 12. g4 Nxd4 13. Qxd4 e5 14.
Qd2 Be6 15. a5 Rac8 16. Rfc1 Nd7 17. Na4 h6 18. b3 Qd8 19. Rd1 Rc6 20. Rab1 Bg5
21. Bxg5 Qxg5 22. c4 Rb8 23. Rb2 b5 24. axb6 Nxb6 25. Nc3 Qxd2 26. Rdxd2 g5 {
Zhang,P (2613)-Volokitin,A (2666) Beersheba 2005 1/2-1/2 (42)}) ({RR} 12. f4
Rac8 13. Nde2 Na5 14. b3 Rfd8 15. g4 Be8 16. g5 Nd7 17. f5 Bf8 18. f6 Ne5 19.
Qe1 Nac6 20. Qf2 Nd7 21. h4 Nce5 22. Bh3 Nc5 23. b4 Ncd7 24. fxg7 Bxg7 25. h5
Nc4 26. Bd4 Nde5 {Wang,A (1815)-Hartikainen,J (2118) chess.com INT 2023 1-0 
(54)}) 12... bxc6 13. a5 Rab8 14. Bb6 $146 ({RR} 14. Qe2 Rxb2 15. Qxa6 c5 16.
Rfb1 Rb4 17. e5 dxe5 18. Qb6 Rxb6 19. axb6 Qd6 20. b7 Bc6 21. Bxc6 Qxc6 22.
b8=Q Rxb8 23. Rxb8+ Bf8 24. Raa8 Nd7 25. Rc8 Qb7 26. Bxc5 Qxa8 27. Rxa8 Nxc5
28. Na4 Nxa4 {Tupy,M (2210)-Zaitsev,M (2265) Pardubice 1998 1-0 (41)}) 14...
Qc8 15. Qe2 c5 16. Rfd1 Bc6 17. Nd5 Bxd5 18. exd5 e5 19. Bf1 Ra8 20. b4 cxb4
21. Rab1 Bd8 22. Rxb4 Bxb6 23. Rxb6 Qc5 24. Rc6 Qa3 25. Rxa6 Rxa6 26. Qxa6 e4
27. Qb6 Nd7 28. Qd4 Qxa5 29. Qxe4 Ne5 30. Bg2 Qc5 31. Rd2 Rc8 32. Kh2 h6 33.
Re2 Qb5 34. Qe3 Re8 35. Kh1 Re7 36. Re1 Qc4 37. Ra1 Ng6 38. Qd3 Qc5 39. Kg1 Re8
40. c3 Ne5 41. Qd4 Qb5 42. Qa4 Qb8 43. Qb4 Qc7 44. Ra6 Rd8 45. Qb6 Qe7 46. Ra7
Nd7 47. Qc7 Qf6 48. Ra4 g5 49. Ra6 Ne5 50. Be4 Kg7 51. Kg2 Rd7 52. Qb8 Qd8 53.
Qxd8 Rxd8 54. f4 gxf4 55. gxf4 Ng6 56. Bxg6 Kxg6 57. c4 Kf5 58. Kf3 h5 59. h4
f6 60. Rc6 Rd7 61. Rc8 Ra7 62. Re8 Ra1 63. Re6 Rc1 64. Rxd6 Rxc4 65. Kg3 Rd4
66. Rd8 Rd3+ 67. Kg2 Kxf4 68. d6 f5 69. d7 Rd1 70. Kf2 Rd2+ 71. Kg1 Kf3 72. Rf8
Rxd7 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "7"]
[White "Diamant, Andre"]
[Black "Limp, Eduardo Thelio"]
[Result "1-0"]
[ECO "C99"]
[PlyCount "61"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bd7 14. Nf1 Rac8 15.
Ne3 Rfe8 16. b3 Nc6 17. Bb2 g6 ({RR} 17... Bd8 18. Rc1 Qa7 19. Nd5 h6 20. dxe5
dxe5 21. Bb1 Nh7 22. Qd3 {1/2-1/2 (22) Lutz,C (2645)-Piket,J (2646) Germany
2003}) ({RR} 17... Qb7 18. dxe5 dxe5 19. Nd5 Bc5 20. Nxf6+ gxf6 21. Rc1 Be6 22.
Nh4 Bd4 23. Bxd4 Nxd4 24. Bb1 a5 25. Nf5 Bxf5 26. exf5 Rxc1 27. Qxc1 Rc8 28.
Qh6 Qe7 29. Re4 Kh8 30. Rh4 Nf3+ 31. gxf3 Rg8+ 32. Kh2 {Ziatdinov,R (2081)
-Dann,M (2477) chess.com INT 2023 1-0 (57)}) 18. Rc1 Qb8 19. Nd5 $146 ({RR} 19.
a3 Bd8 20. b4 Bb6 21. Bb3 Kg7 22. dxe5 dxe5 23. Nd5 Nxd5 24. exd5 Nd4 25. Rxc8
Nxf3+ 26. Qxf3 Bxc8 27. d6 f6 28. Rxe5 Rxe5 29. Bxe5 fxe5 30. Qf7+ Kh6 31. Qf8+
Kg5 32. h4+ Kxh4 33. d7 {1-0 (33) Korneev,O (2573)-Zvan,Z (2191) Kranj 2004})
19... Bd8 20. dxe5 Nxd5 21. Qxd5 Nb4 22. Qd2 Nxc2 23. Rxc2 Rxc2 24. Qxc2 dxe5
25. Nxe5 Be6 26. Nc6 Qc8 27. Qc3 f6 28. Rd1 b4 29. Qc5 Bd7 30. Qd5+ Be6 31.
Qxd8 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "7"]
[White "El Debs, Felipe"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "45"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2
b6 9. Bf4 Bb7 10. Rd1 Nbd7 11. Nc3 Nh5 12. Be5 $146 ({RR} 12. Bc1 f5 13. a4 a5
14. b3 Rc8 15. e3 Bd6 16. Ba3 Bxa3 17. Rxa3 Nhf6 18. Raa1 Qe7 19. Ne2 c5 20.
Rac1 Ba6 21. Qa2 cxd4 22. Nfxd4 dxc4 23. bxc4 Nc5 24. Rb1 Nfd7 25. Nb5 Ne5 26.
Ned4 Bb7 {Beliavsky,A (2640)-Wirthensohn,H (2405) Luzern 1985 1/2-1/2 (39)}) ({
RR} 12. Bc1 f5 13. b3 Rc8 14. Bb2 Bd6 15. e3 Qe7 16. Ne2 Nhf6 17. Nf4 Ne4 18.
Qe2 Ndf6 19. Ne5 Rfd8 20. Rac1 c5 {1/2-1/2 (20) Gelfand,B (2758)-Ponomariov,R 
(2739) Khanty-Mansiysk 2009}) ({RR} 12. Bc1 Nhf6 {1/2-1/2 (14) Davtyan,D (2362)
-Petkov,V (2408) Figueira da Foz POR 2023}) ({RR} 12. Bd2 f5 13. cxd5 exd5 14.
Bh3 g6 15. Bh6 Ng7 16. e3 Nf6 17. Ne5 Bd6 18. f4 Qe8 19. Qb3 Rb8 20. Rac1 Kh8
21. Rc2 Nd7 22. Bg2 Rg8 23. Qa4 Bxe5 24. dxe5 Ne6 25. Qxa7 Nd8 26. Nxd5 cxd5 {
Bareev,E (2555)-Shcherbakov,R Nabereznye Chelny 1988 1-0 (40)}) 12... f6 13.
Bf4 Nxf4 14. gxf4 f5 15. e3 Rc8 16. Rac1 Bd6 17. cxd5 cxd5 18. Qa4 a6 19. Ne2
b5 20. Qb3 Qb6 21. Ne5 Nxe5 22. dxe5 Bc5 23. Rc2 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "7"]
[White "Oliveira, Jefferson"]
[Black "Mann de Toledo, James"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "36"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qc2 Bb7 6. Nc3 c5 7. e4 cxd4 8. Nxd4
d6 9. Bg5 Nbd7 10. O-O-O a6 11. f4 Be7 12. Be2 Qc7 13. Kb1 h6 $146 ({RR} 13...
O-O 14. h4 Rfe8 15. g4 Rac8 16. Rh3 Qb8 17. Bxf6 Bxf6 18. g5 Bxd4 19. Rxd4 e5
20. fxe5 Nxe5 21. Qd2 Rcd8 22. Qf4 Rf8 23. h5 f5 24. gxf6 Rxf6 25. Qe3 h6 26.
Rg3 Qc7 27. Rd1 Re8 28. Qd4 {Schandorff,L (2400)-Csom,I (2495) Silkeborg 1988
1/2-1/2 (38)}) 14. Bh4 Nc5 15. Bf3 Nfxe4 16. Bxe7 Nxc3+ 17. Qxc3 Qxe7 18. Nc6
Qc7 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "7"]
[White "Pelikian, Jefferson"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "22"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. Nf3 c5 3. c3 g6 4. Bg5 Bg7 5. e3 O-O 6. Nbd2 cxd4 7. exd4 Nc6 8.
Be2 d5 9. O-O h6 10. Bf4 Bf5 $146 ({RR} 10... Nh5 11. Be3 Qc7 12. Nb3 Nf4 13.
Re1 Nxe2+ 14. Qxe2 Kh7 15. Qd2 b6 16. Bf4 Qb7 17. Ne5 Nxe5 18. dxe5 Be6 19. Nd4
Qd7 20. h4 h5 21. Bg3 Rac8 22. Rad1 b5 23. a3 Rc4 24. Qd3 Rfc8 25. Rd2 {
Belliard Alonzo,L (2172)-Becerra Rivero,J (2551) Santo Domingo 2012 0-1 (39)})
11. h3 g5 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "7"]
[White "Vescovi, Giovanni"]
[Black "Milos Jr, Gilberto"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "93"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qf3 Qxf3 7. gxf3 bxc6
8. Be3 Bxe3 9. fxe3 Rb8 ({RR} 9... Ne7 10. Nc3 d6 11. Bc4 O-O 12. Rg1 Kh8 13.
Ke2 f5 14. Bd3 Ng6 15. Rg5 f4 16. Rag1 Be6 17. h4 fxe3 18. Kxe3 Rf7 19. Ne2
Raf8 20. R1g3 c5 21. b3 Ne5 22. f4 h6 23. fxe5 hxg5 24. Rxg5 {Gritsayeva,O 
(2263)-Nurgaliyeva,Z (1980) Chelyabinsk RUS 2023 0-1 (69)}) 10. b3 Nf6 $146 ({
RR} 10... Ne7 11. Nc3 f5 12. Bd3 O-O 13. exf5 Nxf5 14. Bxf5 Rxf5 15. f4 d6 16.
O-O-O Bd7 17. Rhg1 Re8 18. Rg3 Re7 19. Rd2 Rc5 20. Kb2 Kf7 21. Rdg2 Kf6 22. e4
Rh5 23. Rg5 Rxg5 24. Rxg5 Re5 25. Rxg7 {Plenkovic,Z (2354)-Simacek,P (2493)
Budva 2009 0-1 (49)}) ({RR} 10... Ne7 11. Nc3 d6 12. f4 f5 13. Rg1 O-O 14. Bc4+
Kh8 15. e5 dxe5 16. O-O-O Ng6 17. Rd3 Ra8 18. Na4 exf4 19. Rxg6 fxe3 20. Rg1 f4
21. Nc5 Bf5 22. Rc3 Rae8 23. Be2 g5 24. Rxg5 Bc8 25. Bf3 {Zhang,Z (2640)
-Akopian,V (2706) Turin 2006 0-1 (49)}) ({RR} 10... Ne7 11. c4 d6 12. Nc3 f5
13. Bd3 O-O 14. Ke2 fxe4 15. Nxe4 c5 16. Nc3 Bb7 17. Be4 Bxe4 18. Nxe4 Nc6 19.
h4 Rbe8 20. Rh3 a5 21. h5 Re6 22. Rg1 Rfe8 23. Rhg3 R8e7 24. Kf2 Ne5 25. Nc3 {
Eixarch Sanahuja,A (1619)-Casset Bello,E (1910) Montseny 2012 0-1 (36)}) 11.
Rg1 O-O 12. Nc3 Re8 13. Rg5 d5 14. Bd3 h6 15. Rg2 dxe4 16. Bxe4 Kf8 17. Re2
Nxe4 18. Nxe4 Rb5 19. Ng3 h5 20. Rd1 h4 21. Nf1 Ra5 22. c4 Bh3 23. Rd4 g5 24.
Kf2 f5 25. f4 gxf4 26. Rxf4 Re4 27. a4 Bxf1 28. Kxf1 Rae5 29. Rxe4 Rxe4 30. Kf2
Rg4 31. Kf3 Rg1 32. e4 Rf1+ 33. Kg2 Rb1 34. exf5 Rxb3 35. Re6 Rb2+ 36. Kh3 Rf2
37. Rxc6 Rxf5 38. Rxc7 Ra5 39. Kxh4 Rxa4 40. Kg5 Ra1 41. h4 Ke8 42. h5 Rg1+ 43.
Kf6 Rh1 44. Rc5 Rh4 45. Kg6 a5 46. h6 a4 47. h7 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "7"]
[White "di Berardino, Diego"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "94"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Qc2 d5 5. Bf4 O-O 6. Nbd2 Bf5 7. Qb3 b6 8. e3
Nc6 9. h3 Na5 10. Qd1 c5 11. Be2 $146 ({RR} 11. Ne5 Nd7 12. g4 Be6 13. Nxd7
Bxd7 14. Bg2 Bb5 15. Bf1 Qd7 16. Nf3 Bxf1 17. Kxf1 f6 18. Kg2 Rae8 19. Bg3 e5
20. dxe5 fxe5 21. e4 d4 22. b4 cxb4 23. cxb4 Nc4 24. a4 a6 25. Qd3 Rc8 {
Limp,E (2388)-De Carvalho,M (2106) Rio de Janeiro 2013 0-1 (40)}) 11... Bc8 12.
O-O Bb7 13. b4 cxb4 14. cxb4 Nc6 15. a3 Rc8 16. Rc1 Ne4 17. Qa4 a6 18. b5 axb5
19. Bxb5 e5 20. dxe5 Nxd2 21. Nxd2 Nxe5 22. Qa7 Bc6 23. Bxe5 Ra8 24. Qc7 Qxc7
25. Bxc7 Bxb5 26. Rfd1 Ba4 27. Re1 Bb2 28. Bxb6 Bxc1 29. Rxc1 Rfc8 30. Rxc8+
Rxc8 31. Ba5 Bd1 32. h4 Rc1 33. Kh2 f6 34. Kg3 Kf7 35. Bb4 Ra1 36. Bc5 Ke6 37.
Bb4 h5 38. Kf4 Ra2 39. Kg3 g5 40. Kh3 Ra1 41. Kg3 Kf5 42. hxg5 fxg5 43. Kh2 h4
44. g3 Kg4 45. gxh4 gxh4 46. Be7 Ra2 47. Bb4 Bf3 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "8"]
[White "Fier, Alexandr"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "C91"]
[PlyCount "84"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4
d6 9. c3 Bg4 10. Be3 Bh5 11. h3 Bg6 12. Nbd2 exd4 13. cxd4 Nb4 14. Nh4 c5 15.
Nxg6 hxg6 16. Qb1 c4 17. Bc2 Qd7 $146 ({RR} 17... Re8 18. a3 Nxc2 19. Qxc2 d5
20. e5 Nh7 21. e6 fxe6 22. Qxg6 Bd6 23. Nf3 Qf6 24. Qg4 Qf5 25. Qxf5 exf5 26.
Bd2 Re4 27. Rxe4 fxe4 28. Ne1 Nf8 29. Nc2 Ne6 30. a4 Nc7 31. axb5 axb5 32.
Rxa8+ {Gulko,B (2560)-Nikolic,P (2635) Brussels 1992 0-1 (47)}) 18. a3 Nxc2 19.
Qxc2 Bd8 20. a4 Ba5 21. Re2 Rfe8 22. Bg5 Nd5 23. Nf3 Nb4 24. Qc3 Qc7 25. Bd2
Nc6 26. Qc2 Bb6 27. d5 Nd4 28. Nxd4 Bxd4 29. Bc3 Qc5 30. Bxd4 Qxd4 31. Qc3 Qc5
32. Qa5 Rab8 33. Ree1 Rec8 34. Qxa6 bxa4 35. Qxa4 Rxb2 36. Qa7 Qxa7 37. Rxa7 c3
38. Ra6 Rd2 39. Rc6 Rxc6 40. dxc6 Rd4 41. Rc1 Rc4 42. Kf1 Rxc6 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "8"]
[White "Leitao, Rafael"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "111"]
[EventDate "2006.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. Bd3 Nbd7 6. O-O dxc4 7. Bxc4 b5 8. Bd3
Bb7 9. e4 a6 10. a4 Be7 ({RR} 10... c5 11. axb5 axb5 12. Rxa8 Qxa8 13. Bxb5
Bxe4 14. Ne5 Bxb1 15. dxc5 Bxc5 16. Nxd7 Nxd7 17. Qxd7+ Kf8 18. Bc6 {1-0 (18)
Quintiliano Pinto,R (2509)-Pirola,C (2143) Caioba BRA 2023}) 11. Qe2 ({RR} 11.
Bg5 h6 12. Bh4 Nh5 13. Bxe7 Qxe7 14. Re1 O-O 15. Nbd2 Rad8 16. Bf1 e5 17. axb5
cxb5 18. d5 f5 19. exf5 Bxd5 20. Qc2 Rc8 21. Qd3 Nf4 22. Qa3 b4 23. Qe3 Rxf5
24. g3 Ng6 25. Rxa6 Rf6 {Ponomariov,R (2726)-Korobov,A (2678) Kiev 2012 1/2-1/
2 (39)}) 11... O-O 12. Rd1 $146 ({RR} 12. Bg5 c5 13. axb5 axb5 14. Rxa8 Bxa8
15. e5 Nd5 16. Qe4 g6 17. Qh4 cxd4 18. Bxe7 Qxe7 19. Qxd4 Qc5 20. Qxc5 Nxc5 21.
Bxb5 Rb8 22. Na3 Nc7 23. Nd4 {1/2-1/2 (23) Stjazhkina,O (2310)-Sudakova,I 
(2341) St Petersburg 2001}) ({RR} 12. e5 Nd5 13. Qe4 g6 14. Bh6 Re8 15. Nbd2
bxa4 16. h4 c5 17. Qg4 Nb4 18. Bb1 cxd4 19. Qxd4 Qc7 20. Qf4 a3 21. bxa3 Nd5
22. Qg3 Nc3 23. Re1 Nxb1 24. Raxb1 Bxf3 25. Nxf3 Rab8 26. a4 Rxb1 {Hegeler,F 
(2330)-Teske,H (2515) Hamburg 1997 0-1 (35)}) 12... c5 13. d5 c4 14. Bc2 exd5
15. e5 Ne4 16. Nc3 Nxc3 17. bxc3 Nc5 18. axb5 axb5 19. Rxa8 Qxa8 20. Nd4 Bc8
21. Nxb5 Qa6 22. Nd4 Bd7 23. Qf3 Ne4 24. Bxe4 dxe4 25. Qg3 Re8 26. h4 Bf8 27.
Bf4 h5 28. Re1 Qb6 29. Kh2 Ra8 30. Rxe4 Qb1 31. Qe3 Ra1 32. Kg3 Qh1 33. Nf3 Be7
34. Bg5 Bf8 35. Qe1 Be6 36. Qxh1 Rxh1 37. Re1 Rxe1 38. Nxe1 Bc5 39. Be3 Be7 40.
Nc2 Bd5 41. f3 Kf8 42. Bf2 Ke8 43. Kf4 Kd7 44. g4 g6 45. gxh5 gxh5 46. Ne3 Bc5
47. Nxd5 Bxf2 48. Nf6+ Ke6 49. Ke4 Bxh4 50. Nxh5 Bf2 51. Ng7+ Kd7 52. Kd5 Bg3
53. Nh5 Be1 54. Kxc4 Ke6 55. Nf4+ Kf5 56. Nd3 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "8"]
[White "Limp, Eduardo Thelio"]
[Black "El Debs, Felipe"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "19"]
[EventDate "2006.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. dxc5 Qxd1 8.
Rxd1 Bxc5 9. a3 Ke7 10. b4 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "8"]
[White "Mann de Toledo, James"]
[Black "van Riemsdijk, Herman C"]
[Result "0-1"]
[ECO "A14"]
[PlyCount "78"]
[EventDate "2006.??.??"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. Bb2 Nc6 8. e3 b6
9. Nc3 Bb7 10. cxd5 Nxd5 11. Nxd5 exd5 12. d4 Ba6 ({RR} 12... c4 13. Ne5 b5 14.
bxc4 bxc4 15. Bc3 Rb8 16. Rb1 Ba8 17. Rxb8 Nxb8 18. Qa4 f6 19. Qxa7 Nc6 20.
Nxc6 Bxc6 21. Rb1 Bd6 22. Qa6 Qd7 23. Rb6 Ra8 24. Rxc6 Rxa6 25. Bxd5+ Kf8 26.
Rxa6 g6 27. Bxc4 {Kharlov,A (2604)-Nielsen,P (2652) playchess.com INT 2004 1/
2-1/2 (73)}) 13. Re1 Nb4 ({RR} 13... c4 14. Nd2 Nb4 15. bxc4 Nd3 16. Bxd5 Nxb2
17. Qb3 Nxc4 18. Bxc4 Bb7 19. Rac1 Qd7 20. Qb5 {1/2-1/2 (20) Giulian,P (2081)
-Thurlow,K (2020) St James GCI 2023}) 14. Ne5 Bb7 15. Re2 $146 ({RR} 15. a3 Nc6
16. Nd3 cxd4 17. exd4 Rc8 18. Nf4 Na5 19. Qd3 Bg5 20. Nh3 Bf6 21. Nf4 Qd6 22.
Bc3 Ba6 23. Qe3 Rfd8 24. Bb4 Qb8 25. Bxd5 Nc6 26. Bxf7+ Kh8 27. Qe6 Rxd4 28.
Nd5 Rxd5 29. Qxd5 Bb7 {Hertwig,C (2074)-Lauridsen,J (2248) Berlin 2012 0-1 (37)
}) ({RR} 15. dxc5 bxc5 16. a3 Na6 17. Qd2 Qd6 18. Red1 Rfd8 19. Qe2 Qc7 20.
Rac1 Bf6 21. Nd3 Bxb2 22. Qxb2 Qb6 23. Nf4 d4 24. Bxb7 Qxb7 25. exd4 cxd4 26.
Rxd4 Rxd4 27. Qxd4 Nc7 28. Qd7 Re8 29. Qxc7 {1-0 (29) Juergens,K (2166)
-Hutschenreiter,J (1984) Dresden 2003}) 15... f6 16. Nd3 Ba6 17. Nxb4 Bxe2 18.
Bxd5+ Qxd5 19. Nxd5 Bxd1 20. Nxe7+ Kf7 21. Rxd1 Kxe7 22. dxc5 bxc5 23. Ba3 Rfc8
24. Rd5 Ke6 25. Rxc5 Rxc5 26. Bxc5 Kd5 27. Bd4 Ke4 28. b4 Kf3 29. b5 Rc8 30. h4
Rc1+ 31. Kh2 Rc2 32. Bxa7 Rxf2+ 33. Kh3 Rxa2 34. Bd4 Rg2 35. h5 Rxg3+ 36. Kh2
h6 37. e4 Rg5 38. e5 Rxh5+ 39. Kg1 fxe5 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "8"]
[White "Milos Jr, Gilberto"]
[Black "Pelikian, Jefferson"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "71"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 O-O 8.
Be2 b6 9. O-O Bb7 10. Qd3 e6 ({RR} 10... Ba6 11. Qe3 Qd7 12. Bxa6 Nxa6 13. a4
Nb8 14. Qe2 Nc6 15. Bg5 Na5 16. Rfd1 Qc6 17. Rd3 Rfe8 18. h4 h6 19. Bf4 Nc4 20.
e5 Qd5 21. Re1 Rad8 22. Nh2 c5 23. Ng4 h5 24. Nh2 Na5 25. g4 {Erdos,V (2651)
-Kovchan,A (2558) Zalakaros 2014 1/2-1/2 (44)}) 11. Bg5 ({RR} 11. h4 c5 12. h5
cxd4 13. cxd4 Nd7 14. h6 Bh8 15. e5 f5 16. Bg5 Qe8 17. Rfc1 Rc8 18. Rxc8 Qxc8
19. Rc1 Qb8 20. Qb3 Kf7 21. Bc4 Re8 22. Bf4 Nf8 23. Ng5+ Kg8 24. Nxe6 b5 25.
Ng5+ bxc4 {Di Berardino,D (2479)-Durarbayli,V (2631) chess.com INT 2023 1-0 
(35)}) 11... Qe8 $146 ({RR} 11... Qd7 12. Qe3 c5 13. Rad1 cxd4 14. cxd4 Nc6 15.
Bh6 Qe7 16. Bxg7 Kxg7 17. Rd2 Rfd8 18. Rfd1 Rac8 19. h3 Rc7 20. h4 h6 21. g3 f5
22. exf5 gxf5 23. Rc1 Qd6 24. Qc3 Kh7 25. d5 exd5 26. Nd4 {Ziegler,A (2335)
-Weber,P (2215) Germany 1996 1-0 (32)}) ({RR} 11... Qd7 12. Qe3 Qc6 13. Bd3
Qxc3 14. Rac1 Qa3 15. Rxc7 Ba6 16. Bxa6 Qxe3 17. Bxe3 Nxa6 18. Rc4 Rfc8 19.
Rfc1 Rxc4 20. Rxc4 Bf8 21. Bd2 Rd8 22. Kf1 Rd7 23. Ke2 f6 24. g4 h6 25. h4 Kg7
26. Rc8 {Plischki,S (2422)-Pribyl,J (2271) Prague 2014 1/2-1/2 (66)}) 12. Qe3
Nd7 13. Rfe1 Rc8 14. a4 a5 15. Bb5 f6 16. Bh4 Kh8 17. Rad1 g5 18. Bg3 h6 19. h4
c6 20. Bd3 g4 21. Nd2 Qh5 22. Nc4 Ba6 23. Nxb6 Nxb6 24. Bxa6 Nxa4 25. Bxc8 Rxc8
26. e5 f5 27. Rb1 c5 28. d5 exd5 29. Rb7 Qg6 30. e6 d4 31. cxd4 cxd4 32. Qf4
Nc3 33. Rb8 Qe8 34. Rxc8 Qxc8 35. e7 Qe8 36. Qb8 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "8"]
[White "Oliveira, Jefferson"]
[Black "Diamant, Andre"]
[Result "1/2-1/2"]
[ECO "A50"]
[PlyCount "88"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 Bxc3+ 7. bxc3 d6 8.
e3 Qe7 9. Be2 ({RR} 9. Nd2 g5 10. Bg3 b6 11. h4 Rg8 12. hxg5 hxg5 13. c5 Bb7
14. cxd6 cxd6 15. Bb5 Kf8 16. e4 e5 17. d5 Na5 18. Qe2 Rc8 19. Rc1 Kg7 20. Qe3
Nh7 21. Qf3 Rh8 22. Rh5 Rcg8 23. Nf1 Bc8 {Crouch,C (2448)-Lalic,B (2520)
Millfield 2000 1/2-1/2 (39)}) 9... b6 $146 ({RR} 9... e5 10. O-O g5 11. Bg3 Ne4
12. Rc1 f5 13. Nd2 Nxd2 14. Qxd2 f4 15. exf4 gxf4 16. d5 Nd8 17. Bh5+ Kf8 18.
Bxf4 exf4 19. Qxf4+ Kg7 20. Rce1 Qf6 21. Qd2 Rg8 22. Re3 Kh8 23. f4 Bd7 24. f5
{Lenstra,W-Jongsma,A Amsterdam 1969 1-0 (44)}) ({RR} 9... O-O 10. Qc2 e5 11. h3
Re8 12. g4 e4 13. Nd2 g5 14. Bg3 Kg7 15. O-O-O Bd7 16. Rdg1 a6 17. h4 b5 18.
hxg5 hxg5 19. c5 dxc5 20. Bxc7 cxd4 21. exd4 Nd5 22. Nxe4 Qa3+ 23. Qb2 Qxb2+
24. Kxb2 {Meynard,T (2288)-Mancini,M (2269) Nimes 2009 0-1 (69)}) 10. Nd2 Bb7
11. O-O e5 12. Qc2 Nb8 13. Rae1 Nbd7 14. f4 O-O-O 15. fxe5 dxe5 16. a4 g5 17.
Bf2 h5 18. a5 h4 19. axb6 axb6 20. c5 g4 21. Qa4 bxc5 22. Ba6 Nb6 23. Bxb7+
Kxb7 24. Qb5 cxd4 25. exd4 Rd5 26. Qb3 g3 27. hxg3 hxg3 28. Bxg3 e4 29. Rf4
Rdh5 30. Kf2 Rh1 31. Re3 Nfd5 32. Rexe4 Qd7 33. Rf3 f5 34. Re5 Rf8 35. Ne4 fxe4
36. Rxf8 e3+ 37. Ke2 Qg4+ 38. Rf3 Rg1 39. Rxd5 Rxg2+ 40. Kxe3 Qe6+ 41. Be5 Qh6+
42. Bf4 Qe6+ 43. Be5 Qh6+ 44. Bf4 Qe6+ 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "9"]
[White "Diamant, Andre"]
[Black "Mann de Toledo, James"]
[Result "0-1"]
[ECO "C95"]
[PlyCount "84"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. d5 c6 13. dxc6 Bxc6 14. Bc2 Qc7 15.
Nf1 Rfe8 16. Ng3 Bf8 ({RR} 16... Rad8 17. Nf5 Bf8 18. Bg5 h6 19. Bh4 g5 20. Bg3
Nc5 21. Nd2 d5 22. exd5 Nxd5 23. Qh5 Re6 24. Ne4 Nxe4 25. Bxe4 Nf6 26. Nxh6+
Bxh6 27. Qxh6 Nxe4 28. Qh5 Nxg3 29. fxg3 Qe7 30. Rf1 Rd2 31. Rf5 {Donatti,A 
(2193)-Ronka,E (2272) chess.com INT 2022 0-1 (33)}) 17. Bb3 $146 ({RR} 17. Nh4
d5 18. exd5 Bxd5 19. Nhf5 Qb7 20. Ne3 Bc6 21. Ngf5 Red8 22. Qe2 g6 23. Nh4 Re8
24. Ng4 Nxg4 25. Qxg4 Nf6 26. Qg5 Bg7 27. Qe3 Rad8 28. a4 b4 29. a5 Nd5 30. Qg3
bxc3 31. bxc3 e4 {Mrvova,A (2160)-Franzen,J (2310) Slovakia 1998 0-1 (76)})
17... Nc5 18. Bc2 Qb7 19. Qe2 d5 20. exd5 Bxd5 21. Bg5 Nfd7 22. Rad1 h6 23. Be3
Rad8 24. Bb1 g6 25. Nh4 Nf6 26. Qc2 Ne6 27. Qc1 g5 28. Rxd5 Qxd5 29. Nhf5 Nf4
30. f3 Re6 31. Qc2 h5 32. Kh2 h4 33. Bxf4 hxg3+ 34. Bxg3 Qd2 35. Qb3 Nh5 36.
Re4 Nf4 37. Bxf4 gxf4 38. a4 Qf2 39. Ne3 Rd2 40. Ba2 Rxb2 41. Qd5 Rxa2 42. axb5
Rg6 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "9"]
[White "El Debs, Felipe"]
[Black "Oliveira, Jefferson"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "23"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8.
Rb1 O-O 9. Be2 Nc6 10. d5 Bxc3+ 11. Bd2 Bxd2+ 12. Qxd2 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "9"]
[White "Pelikian, Jefferson"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "A83"]
[PlyCount "69"]
[EventDate "2006.??.??"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 g6 4. Bxf6 exf6 5. e4 fxe4 6. Nxe4 d5 7. Nd2 Nc6 ({
RR} 7... Bh6 8. Qe2+ Kf7 9. O-O-O Nc6 10. c3 Bf5 11. Qf3 Qd7 12. h3 Be4 13. Qg3
Ne7 14. f3 Bf5 15. Qf2 Qa4 16. Qg3 Qd7 17. f4 Be4 18. Ngf3 Nc6 {1-0 (18)
Sindarov,J (2558)-Gareev,T (2590) chess.com INT 2021}) 8. c3 Bf5 $146 ({RR} 
8... Bd6 9. Bd3 O-O 10. Ne2 Ne7 11. Qc2 c6 12. h4 Bf5 13. Bxf5 Nxf5 14. h5 Qe7
15. hxg6 hxg6 16. Qd3 Rae8 17. g4 Ng7 18. Kd1 f5 19. gxf5 Rxf5 20. Ng3 Bxg3 21.
fxg3 Rf2 22. Nf3 Qe2+ 23. Qxe2 {Hellwege,W (1885)-Villing,D (2170) Bad
Zwischenahn 2003 0-1}) 9. Ngf3 Qd6 10. Be2 O-O-O 11. O-O g5 12. Nb3 Kb8 13. a4
h5 14. a5 b6 15. Nfd2 h4 16. c4 Qf4 17. c5 g4 18. axb6 cxb6 19. Bb5 Rc8 20.
Bxc6 Rxc6 21. Qe2 Bd7 22. Rxa7 Kxa7 23. Ra1+ Kb8 24. Qa6 Bxc5 25. Qa8+ Kc7 26.
Ra7+ Kd6 27. dxc5+ Rxc5 28. Qxh8 Rc1+ 29. Nxc1 Qxd2 30. Qxf6+ Be6 31. Qe7+ Ke5
32. Qg7+ Kf5 33. Qh7+ Kg5 34. Rg7+ Kf6 35. Qg6+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "9"]
[White "Vescovi, Giovanni"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "E55"]
[PlyCount "39"]
[EventDate "2006.??.??"]

1. d4 {Wells,P} Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 d5 7. O-O
dxc4 8. Bxc4 Nbd7 9. a3 ({RR} 9. Qe2 b6 ({RR} 9... a6) 10. d5 ({RR} 10. Rd1
cxd4 11. exd4 Bxc3 12. bxc3 Qc7 ({RR} 12... Bb7 13. Bd3 Qc7 14. c4) 13. Bd2 Bb7
14. Bd3 Rfe8 15. Re1 Rac8 16. a4 Bd5 17. Ne5 Nxe5 18. dxe5 Nd7 19. Qh5 g6 ({RR
} 19... Nf8) 20. Qh4 Bc4 ({RR} 20... Nxe5 21. Bf4 Qxc3 22. Bxe5 Qxd3 23. Qf6)
21. Bc2 Qb8 22. Bg5 Bd5 23. Re3 ({RR} 23. Qh6 Kh8 24. Re3) 23... Nxe5 24. Rh3
h5) 10... Bxc3 11. dxe6 Be5 ({RR} 11... Ne5 12. exf7+ Kh8 13. bxc3 Bg4 14. e4
Qe7 15. Re1 b5 16. Bxb5 Nh5 17. Bg5 Qe6 ({RR} 17... Nxf3+ 18. gxf3 Qxg5 19.
fxg4 Nf4 20. Qf3 Rxf7 21. Qg3) 18. Qe3 Bxf3 19. gxf3 Qxf7 20. Be2 Ng6)) 9...
cxd4 ({RR} 9... Bxc3 10. bxc3) ({RR} 9... Ba5) 10. axb4 ({RR} 10. exd4 Bxc3 11.
bxc3 Qc7) ({RR} 10. Qxd4) 10... dxc3 11. bxc3 Qc7 12. Bd3 ({RR} 12. Be2 Qxc3 ({
RR} 12... e5 13. c4 b6 14. Bb2 Bb7 15. Qb3 Rfe8 16. Rfd1 a5 17. c5 axb4 18.
cxb6 Nxb6 19. Rxa8 Bxa8 20. Bxe5 Qc6 21. Bf1) 13. Ba3 ({RR} 13. Bd2 Qc7 14. Qb1
Nd5 15. Rc1 Qb8 16. Bd3 ({RR} 16. e4 Nf4 17. Bb5 Ne5) ({RR} 16. Qe4) ({RR} 16.
g3) 16... h6 17. e4 Nf4 18. Bc3 b5 19. Bf1 a6 20. Qb2 f6 21. g3 Ng6 22. Bg2 e5
23. Qa2+ Kh8 24. Bd2 Nb6 25. Be3 Nc4) 13... Nd5 14. Qb1 ({RR} 14. e4 Nf4 15. b5
Re8 16. Bd6 e5 17. Ra3 Qc1) 14... Qf6 15. Bd3 h6 16. b5 Rd8 17. Bb2 ({RR} 17.
Nd2 a5 ({RR} 17... Nc3 18. Qc2 Ne5 19. Bh7+ Kh8 20. Ne4 Nxe4 21. Bxe4) 18. Ne4
Qh4 19. Rd1 ({RR} 19. Rc1 Ne5 20. Be2 b6 21. Bd6 Ng6 22. Bg3 Qe7) ({RR} 19. Nd6
Ne5 20. Bh7+ ({RR} 20. f4 Nxd3 ({RR} 20... Rxd6 21. Bxd6 Ng4 22. h3 Ngxe3 23.
Rf3) ({RR} 20... Ng4 21. Bh7+) 21. Qxd3 b6 22. f5 Nf6) 20... Kh8 21. f4 ({RR} 
21. Qe4 Qxe4 22. Bxe4 Nc3 23. f4 Rxd6 24. fxe5 Rd7) 21... Rxd6 22. Bxd6 Ng4)
19... f5 ({RR} 19... Ne5 20. Be2) 20. Nd6 Ne5 ({RR} 20... Nc3 21. Qb3) 21. Qb2)
17... Qe7 18. Ra4 Nc5 ({RR} 18... e5 19. Rc1 N7b6 20. Ra5) 19. Bh7+ Kh8 20. Rh4
({RR} 20. Rg4 e5 ({RR} 20... Nf6 21. Bxf6 Qxf6 ({RR} 21... gxf6 22. Rh4) 22.
Rf4 Qe7 23. Ne5) ({RR} 20... f6 21. Nh4) 21. Rg3 ({RR} 21. Rxg7 Kxg7 22. Nxe5
Nf6) ({RR} 21. Bf5 Bxf5 22. Qxf5 f6) 21... e4 ({RR} 21... f6 22. Nh4) ({RR} 
21... Nf6 22. Nxe5 Nxh7 23. Rxg7 Kxg7 24. Nc6+) 22. Bd4 ({RR} 22. Rxg7 Nf6 23.
Rg5 ({RR} 23. Rxf7 Qxf7 24. Bxe4 Qg7) 23... hxg5 24. Nxg5 Rd5) ({RR} 22. Bxe4
Qxe4 23. Bxg7+ Kh7 24. Bd4 ({RR} 24. Qa1) 24... Qxb1 25. Rg7+ Kh8 26. Rxf7+ Kg8
27. Rg7+ Kf8 28. Rxb1 Ne6) ({RR} 22. Ne5 Nf6 ({RR} 22... Kxh7 23. Nc6 bxc6 24.
Rxg7+ Kh8 25. Rxf7+ Kg8 26. Rxe7 Nxe7 27. Ba3) 23. Bg6 Be6) ({RR} 22. Qa1 Nf6)
({RR} 22. Bxg7+ Kxh7 23. Bd4 Nf6 24. Qa1 Nh5) 22... Nf6 23. Bxc5 Qxc5 24. Bxe4
Nh5) ({RR} 20. Rc4 Bd7 21. Ne5 ({RR} 21. Ba3 b6 22. Ne5) 21... Bxb5 22. Rh4
Bxf1 23. Rxh6 Bd3 24. Bxd3+ Kg8 25. Bh7+ Kf8) 20... f6 21. Rc4 ({RR} 21. Rh3
Bd7 22. Nh4 Be8 23. Ng6+ Bxg6 24. Qxg6 Qe8) ({RR} 21. Rc1 Bd7 ({RR} 21... b6)
22. Ba3 b6 23. Bd3) ({RR} 21. Rh5 Bd7 22. Nh4 Be8 23. Ng6+ Bxg6 24. Qxg6 Qe8) (
{RR} 21. Rg4 Bd7 22. Nh4 Be8) ({RR} 21. Qg6 Bd7 22. Ne5 fxe5 ({RR} 22... Be8
23. Rxh6 fxe5 24. Qg3 Nf6 25. Bxe5) 23. Bxe5 Nd3 24. Ba1 e5) 21... Bd7 22. Ba3
({RR} 22. Nh4 Be8 23. Ng6+ Bxg6 24. Bxg6) 22... b6 23. Be4 ({RR} 23. Bd3 a6 24.
bxa6 Rxa6 25. Bxc5 bxc5 26. Rxc5 Rb6 27. Qc1) 23... a6 24. bxa6 Rxa6 25. Bxc5 (
{RR} 25. Qb2 Rxa3 26. Qxa3 Bb5) 25... bxc5 26. Rfc1 Ra5 {Kramnik,V (2770)
-Kasparov,G (2849) London 2000 CBM 080 [Wells,P] 1/2-1/2 (33)} {RR} 27. Nh4 Qd6
) ({RR} 12. Qb3 b6 ({RR} 12... Nb6 13. Be2 e5 14. c4 Be6 15. Bb2 Nxc4 16. Rfc1)
13. Be2 Bb7 14. c4 ({RR} 14. h3 Ne5) 14... Ng4 15. g3) ({RR} 12. Qe2 Nb6 13.
Bd3 e5 14. e4 Be6) ({RR} 12. Be2 b6 13. Bb2 Bb7 14. c4 a5 15. Qb3 axb4 16. Qxb4
Rfc8 17. h3 h6 18. Nd4 Qc5 19. Qxc5 Nxc5 20. Nb5 Nfe4 21. Rfd1 Rxa1 22. Bxa1
Ra8 23. Be5 Ra2 24. Bf3 Ba6 25. Nc7 Bxc4 26. Rd4 Bd3 {Korobov,A (2688)
-Kalashian,D (2398) chess.com INT 2020 1-0 (37)}) 12... b6 13. c4 $146 ({RR} 
13. Qe2 Bb7 14. e4 Rfd8 15. Ra3 Ne5 16. Nxe5 Qxe5 17. f3 a5 18. b5 Rac8 19. Kh1
Qd6 20. Bc4 Nd7 21. Rd1 Qc5 22. Ra4 Ne5 23. Rxd8+ Rxd8 24. Be3 Qd6 25. Bb3 Qc7
26. Rd4 h6 27. Qd2 Rxd4 {Salem,A (2469)-Pourkashiyan,A (2304) Abu Dhabi 2009 1/
2-1/2 (42)}) 13... e5 14. Be2 Bb7 15. Bb2 a5 16. Qb3 Rfe8 17. Rfd1 h6 18. h3
axb4 19. Qxb4 Ne4 20. Rxa8 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "9"]
[White "di Berardino, Diego"]
[Black "Limp, Eduardo Thelio"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "43"]
[EventDate "2006.??.??"]

1. e4 c6 2. d4 d5 3. e5 Na6 4. Bd3 g6 5. c3 Nc7 6. Na3 ({RR} 6. h4 Bf5 7. h5
Qd7 8. hxg6 fxg6 9. f3 O-O-O 10. g4 Bxd3 11. Qxd3 e6 12. Be3 Qg7 13. Nd2 h5 14.
O-O-O hxg4 15. Rxh8 Qxh8 16. fxg4 Bh6 17. g5 Bg7 18. Qxg6 Rf8 19. Qd3 Ne7 20.
Rf1 Nf5 {Yasin,H (1915)-Yurtseven,M (2388) Adapazari TUR 2022 1-0 (64)}) 6...
h5 7. Nc2 Nh6 8. Ne3 Ne6 $146 ({RR} 8... Ng4 9. Nf3 Nxe3 10. fxe3 Bf5 11. Ng5
e6 12. e4 dxe4 13. Bxe4 Be7 14. h4 Nd5 15. Qe2 Qb6 16. O-O Rd8 17. Kh1 Rd7 18.
Bxf5 gxf5 19. Rf3 Qa6 20. Qf2 c5 {1/2-1/2 (20) Van der Wiel,J (2470)-Kavalek,L
(2590) Wijk aan Zee 1982}) ({RR} 8... Be6 9. Ne2 Qd7 10. Nf4 Bf5 11. Nxf5 Nxf5
12. e6 Nxe6 13. Bxf5 gxf5 14. Nxh5 O-O-O 15. Qf3 Ng7 16. Nf4 Ne8 17. Nd3 Qe6+
18. Qe2 Qe4 19. f3 Qxe2+ 20. Kxe2 e6 21. Bf4 Bd6 22. Bxd6 Nxd6 23. h4 {
Pedersen,J (2340)-Rewitz,P (2325) Aarhus 1995 1-0 (57)}) 9. Ne2 Ng7 10. O-O
Ngf5 11. c4 Nxe3 12. Bxe3 Bf5 13. cxd5 Bxd3 14. Qxd3 cxd5 15. e6 Qb6 16. Nf4
O-O-O 17. Rac1+ Kb8 18. Rc5 Nf5 19. Rfc1 fxe6 20. Nxg6 Rg8 21. Ne5 Bh6 22. Bxh6
1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "9"]
[White "van Riemsdijk, Herman C"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "86"]
[EventDate "2006.??.??"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Be2 Ne7 6. Nbd2 ({RR} 6. c3 c6 7.
O-O Bg4 8. Nbd2 Nd7 9. Re1 O-O 10. Nf1 Qc7 11. Ng5 Bxe2 12. Rxe2 Nf6 13. Ng3
Ng6 14. Bd2 Rfe8 15. Qf1 h6 16. Rxe8+ Rxe8 17. Nf3 Ne4 18. Re1 Bxg3 19. hxg3
Qa5 20. a3 Re7 {Lomako,P (2342)-Sitnikov,A (2384) Serpukhov 2004 1/2-1/2 (42)})
6... O-O 7. c4 $146 ({RR} 7. O-O c6 8. Re1 Ng6 9. Nf1 Nd7 10. Ne3 Nf6 11. c3
Re8 12. Bd3 Ne4 13. Nf1 Bg4 14. Be3 Qd7 15. Be2 f5 16. h3 Bh5 17. Ng5 Bxe2 18.
Rxe2 f4 19. Nxe4 dxe4 20. Bd2 f3 21. gxf3 Qxh3 {Zenaj,A-Iivonen,M (2052) Novi
Sad 2016 0-1}) ({RR} 7. O-O Bg4 8. Ne5 Bxe2 9. Qxe2 Nbc6 10. c3 Re8 11. Ndf3 f6
12. Nd3 Ng6 13. Qd1 Nce7 14. Qb3 Rb8 15. Re1 c6 16. c4 dxc4 17. Qxc4+ Nd5 18.
Bd2 Kh8 19. Nc5 Bxc5 20. dxc5 Qd7 21. Rad1 Rxe1+ {Pironti,F (1947)-Figorito,N 
(2036) chess.com INT 2023 0-1 (75)}) 7... dxc4 8. Nxc4 Bb4+ 9. Bd2 Bxd2+ 10.
Qxd2 Nbc6 11. O-O Be6 12. Rfd1 f6 13. Ne3 Nd5 14. Nxd5 Bxd5 15. Qc3 Qd7 16.
Rac1 Rfe8 17. Bf1 Re7 18. Bc4 Rd8 19. h3 Bxc4 20. Qxc4+ Qd5 21. Qxd5+ Rxd5 22.
Rc5 Red7 23. Rxd5 Rxd5 24. Rc1 Kf7 25. Kf1 Ke6 26. Ke2 Ra5 27. a3 Rb5 28. b4 a5
29. bxa5 Rxa5 30. Rc3 Kd5 31. Ke3 Ra4 32. Rc5+ Kd6 33. Rc3 b6 34. Rd3 Ne7 35.
g3 Kd5 36. g4 Nc8 37. Nd2 Nd6 38. Nb1 Ra8 39. f3 Re8+ 40. Kf2 Nb5 41. Nc3+ Kc4
42. Nxb5 Kxd3 43. Nxc7 Re7 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "10"]
[White "Diamant, Andre"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "B49"]
[PlyCount "82"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.
Be3 Bb4 9. Na4 Be7 10. Nxc6 bxc6 11. Nb6 Rb8 12. Nxc8 Qxc8 13. e5 Nd5 14. Bc1
Bc5 15. c4 Ne7 16. b3 Qc7 17. Bb2 d6 18. exd6 Bxd6 19. g3 Be5 20. Bxe5 Qxe5 21.
Bd3 Rd8 22. Qf3 $146 ({RR} 22. Qc2 c5 23. Be4 h6 24. Rfe1 Qc7 25. b4 O-O 26. b5
a5 27. Rad1 Nc8 28. Qc3 a4 {1/2-1/2 (28) Klovans,J (2481)-Galkin,A (2587) Biel
2000}) 22... c5 23. Rad1 Qc7 24. Rfe1 O-O 25. Qh5 g6 26. Qe5 Qxe5 27. Rxe5 Rd4
28. Kf1 Rfd8 29. Ke2 Nc6 30. Re3 e5 31. Rc1 f5 32. Bb1 e4 33. h3 Ne5 34. Rec3
Rd2+ 35. Ke3 Kg7 36. a3 a5 37. Bc2 Kf6 38. Rb1 g5 39. b4 Nf3 40. Bxe4 fxe4 41.
Kxe4 Nd4 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "10"]
[White "Fier, Alexandr"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "150"]
[EventDate "2006.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. O-O Be7 7. Re1 ({RR} 7. a3
O-O 8. Nc3 Bg4 9. Bxc6 bxc6 10. h3 Bd7 11. Nh2 d5 12. Nf3 Bd6 13. Bg5 h6 14.
Bh4 d4 15. Ne2 g5 16. Bg3 Qe7 17. Nexd4 exd4 18. e5 Nh5 19. exd6 cxd6 20. Re1
Qf6 21. Nd2 Nxg3 {Moradiabadi,E (2586)-Inarkiev,E (2682) Dubai 2014 0-1 (55)})
7... b5 ({RR} 7... O-O 8. Bd2 Re8 9. h3 h6 10. a3 Bf8 11. Nc3 b5 12. Bb3 Na5
13. Ba2 c5 14. Nd5 Nc6 15. c3 Be6 16. b4 Rc8 17. Qb1 Bxd5 18. exd5 Ne7 19. c4
cxb4 20. axb4 Ng6 21. Bb3 Qb6 22. Be3 {Dudas,E (2112)-Terbe,J (2283) Budapest
HUN 2022 1-0 (78)}) 8. Bb3 Na5 9. Nc3 $146 ({RR} 9. Nbd2 O-O 10. Nf1 Re8 11. c3
Nxb3 12. axb3 Bf8 13. Bg5 h6 14. Bxf6 Qxf6 15. Ne3 c6 16. Nd2 d5 17. exd5 Bb7
18. Ne4 Qg6 19. dxc6 Bxc6 20. Qf3 Red8 21. Nf5 Qe6 22. Qh3 Qxb3 23. Nxh6+ gxh6
{Rodriguez Izarrualde,G (2086)-Arcos Facio,M (2199) Montevideo 2014 0-1}) ({RR
} 9. Nbd2 O-O 10. c3 Nxb3 11. axb3 c5 12. Nf1 h6 13. h3 Re8 14. Qc2 Bb7 15. c4
Bf8 16. Ne3 g6 17. Bd2 b4 18. Nd5 Nxd5 19. cxd5 Bg7 20. Nh2 Kh7 21. Qd1 Rf8 22.
Ra2 Qd7 23. Ng4 f5 {Vargas,R (1809)-Cantarino Neto,M (2040) Cuiaba 2015 1/2-1/
2 (62)}) 9... O-O 10. Bd2 c6 11. Ne2 Nxb3 12. axb3 Re8 13. Ng3 g6 14. Bc3 c5
15. b4 Nd7 16. bxc5 Nxc5 17. b3 Qc7 18. Ba5 Qc6 19. d4 Nb7 20. d5 Qc5 21. Bd2
b4 22. Ra4 Bg4 23. Rxb4 Bxf3 24. gxf3 Qc8 25. Kg2 Nc5 26. Rc4 Qb7 27. Be3 Nd7
28. Qd3 Rec8 29. Rxc8+ Qxc8 30. Ra1 Bd8 31. Nf1 Bb6 32. Bxb6 Nxb6 33. Ne3 Nd7
34. Qc4 Qd8 35. Rxa6 Rxa6 36. Qxa6 Nf6 37. Kf1 Nh5 38. Ke1 Nf4 39. Nc4 Qg5 40.
Qc8+ Kg7 41. Qg4 Qd8 42. Kd2 Qb8 43. Kc1 Qb4 44. Kb2 Qe1 45. Qc8 Qxf2 46. Ka3
Qxc2 47. Nxd6 Qd2 48. Ne8+ Kf8 49. Nd6+ Kg7 50. b4 Nd3 51. Ne8+ Kf8 52. Nd6+
Kg7 53. Qc4 Qd1 54. Qc3 Qxf3 55. b5 Qe3 56. Kb3 f6 57. Kc4 Qc5+ 58. Kxd3 Qxd6
59. Qc6 Qb4 60. Qc7+ Kh6 61. d6 Qxb5+ 62. Kc3 Qb1 63. Kc4 Qxe4+ 64. Kb5 Qd3+
65. Kb6 Qb3+ 66. Kc5 Qa3+ 67. Kd5 Qa2+ 68. Qc4 Qa8+ 69. Qc6 Qa2+ 70. Kc5 Qa5+
71. Kc4 e4 72. Qxe4 Qa4+ 73. Kd5 Qa8+ 74. Kd4 Qa7+ 75. Kd5 Qa8+ 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "10"]
[White "Leitao, Rafael"]
[Black "Pelikian, Jefferson"]
[Result "1-0"]
[ECO "A44"]
[PlyCount "59"]
[EventDate "2006.??.??"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 Be7 5. Bb5+ Bd7 6. Bxd7+ ({RR} 6. a4 Nf6 7.
Nf3 O-O 8. O-O h6 9. h3 Nh7 10. Be3 f5 11. exf5 Bxf5 12. Bd3 Nd7 13. Qd2 Qe8
14. Bxf5 Rxf5 15. Ne4 Qg6 16. Nh2 Raf8 17. f3 Nhf6 18. Nxf6+ Bxf6 19. Kh1 Bg5
20. Bxg5 Qxg5 {Gavrilov,M (2186)-Nunez V,G (2226) chess.com INT 2023 0-1 (63)})
6... Nxd7 7. Nge2 $146 ({RR} 7. Nh3 Ngf6 8. O-O b5 9. Qe2 b4 10. Nd1 O-O 11. g3
Re8 12. b3 a5 13. Nb2 Nb6 14. a3 bxa3 15. Rxa3 a4 16. Re1 Qd7 17. Kg2 axb3 18.
Rxb3 Qa7 19. f4 exf4 20. gxf4 Bf8 21. Re3 Qa2 {Hala,B (2264)-Moravec,M (2262)
Czechia 2007 0-1}) ({RR} 7. Nf3 a6 8. a4 Ngf6 9. O-O O-O 10. a5 Ne8 11. Nd2 Bg5
12. Nc4 Bxc1 13. Qxc1 Qe7 14. Qd2 g6 15. Rae1 Ng7 16. f4 f6 17. f5 g5 18. h4 g4
19. Qh6 Kh8 20. Re3 Rg8 21. Rg3 Ne8 {Moskalenko,A (2515)-Sadhwani,R (2555)
chess.com INT 2021 1-0 (56)}) ({RR} 7. Nf3 Ngf6 8. O-O b5 9. Qe2 a6 10. Kh1 O-O
11. g3 Ne8 12. g4 g6 13. Bh6 Ng7 14. Rg1 Kh8 15. Rg2 Nf6 16. Rag1 Ng8 17. Qd2
c4 18. Ne2 Qc7 19. c3 Rfe8 20. h4 Bf8 21. Bg5 f6 {Xaxiris,E (2088)-Taylor,D 
(1975) Ascot 2011 1/2-1/2 (52)}) 7... a6 8. O-O Bg5 9. f4 Bh6 10. Ng3 g6 11. f5
Bxc1 12. Qxc1 Ngf6 13. a4 b6 14. Rf3 Qe7 15. Qd2 Rg8 16. fxg6 fxg6 17. Qd3 Rf8
18. Raf1 Kf7 19. Nd1 Kg8 20. Ne3 Ne8 21. Rxf8+ Nxf8 22. Ng4 Kg7 23. Qe3 Nd7 24.
Nh6 Qd8 25. Rf7+ Kh8 26. Ngf5 Nef6 27. Re7 Qf8 28. Nf7+ Qxf7 29. Rxf7 gxf5 30.
Qh6 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "10"]
[White "Limp, Eduardo Thelio"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "90"]
[EventDate "2006.??.??"]

1. Nf3 Nf6 2. d4 c5 3. e3 e6 4. Be2 b6 5. O-O Be7 6. b3 Bb7 7. Bb2 O-O 8. c4 d6
9. Nc3 Nbd7 10. d5 exd5 11. cxd5 a6 ({RR} 11... Re8 12. a4 Bf8 13. Re1 a6 14.
Bf1 Ne4 15. Nxe4 Rxe4 16. Nd2 Rh4 17. e4 Rh6 18. g3 Nf6 19. Bg2 Bc8 20. h4 Ng4
21. Nc4 g5 22. e5 gxh4 23. e6 Nxf2 24. Kxf2 hxg3+ 25. Kg1 Qh4 26. exf7+ {
Kurmangaliyeva,L (2288)-Gabdrakhmanov,A (2316) chess.com INT 2023 1-0 (36)})
12. a4 Ne8 13. e4 Bf6 $146 ({RR} 13... Nc7 14. Qc2 Bf6 15. Kh1 Ne5 16. Nd2 Bc8
17. h3 Rb8 18. f4 Ng6 19. Bd3 b5 20. a5 Bd7 21. Rae1 b4 22. Nd1 Bxb2 23. Nxb2
Qh4 24. f5 Ne5 25. Nbc4 Nxc4 26. Nxc4 Nb5 27. Re3 f6 28. Qd1 {Yuferov,S (2405)
-Seferjan,N (2275) Moscow 1997 1-0 (44)}) 14. Qc2 g6 15. Nd2 Bd4 16. Kh1 Ng7
17. f4 f5 18. Nf3 Nf6 19. Rad1 Bxc3 20. Qxc3 fxe4 21. Ng5 Qe7 22. g4 h6 23. Ne6
Nxe6 24. dxe6 d5 25. g5 d4 26. Rxd4 cxd4 27. Qxd4 Kh7 28. gxf6 Qxe6 29. Qe5
Rae8 30. Rc1 Qd5 31. Qxd5 Bxd5 32. Bxa6 Bxb3 33. Bb5 Rc8 34. Rc6 Rxc6 35. Bxc6
Rd8 36. Be5 Bd5 37. Bb5 Rc8 38. Kg2 Rc2+ 39. Kf1 Kg8 40. Bd4 Bc4+ 41. Bxc4+
Rxc4 42. Bxb6 Rxa4 43. Ke2 Ra2+ 44. Ke3 Rxh2 45. Kxe4 Rh3 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "10"]
[White "Mann de Toledo, James"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "95"]
[EventDate "2006.??.??"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. d4 e6 6. c3 ({RR} 6. h3 Bf5 7. Nh4
Be4 8. f3 Bg6 9. Nxg6 hxg6 10. e4 c5 11. c3 Qb6 12. Qb3 Qxb3 13. axb3 Nc6 14.
Be3 cxd4 15. cxd4 dxe4 16. fxe4 Rd8 17. Ra4 b5 18. Ra6 Nxd4 19. e5 Nh5 20. Kf2
Bc5 {Grischuk,A (2771)-Grigoriants,S (2540) St Petersburg RUS 2018 1/2-1/2 (52)
}) 6... Be7 ({RR} 6... Nbd7 7. Nbd2 Be7 8. Qb3 Qb6 9. Qxb6 axb6 10. Re1 O-O 11.
e4 dxe4 12. Nxe4 Nxe4 13. Rxe4 Bf5 14. Re1 Bd6 15. Be3 Rfe8 16. h3 b5 17. Nd2
Nb6 18. Be4 Na4 19. Bxf5 exf5 20. Rab1 f4 21. gxf4 {Shtogryn,T-Diduh,I (1933)
Lviv UKR 2020 1/2-1/2}) 7. Nbd2 O-O $146 ({RR} 7... Nbd7 8. h3 Bxf3 9. Nxf3 O-O
10. Bf4 h6 11. Ne5 Nxe5 12. Bxe5 Nd7 13. Bf4 Rc8 14. e4 dxe4 15. Bxe4 c5 16. d5
e5 17. Bd2 Bd6 18. c4 f5 19. Bc2 e4 20. Qh5 Ne5 21. Rae1 Nf3+ {0-1 (21) Muss,
R-Moshopoulos,A ICC INT 2009}) 8. Re1 c5 9. Qb3 Qc7 10. Ne5 Bh5 11. e4 cxd4 12.
exd5 Nxd5 13. cxd4 Nc6 14. Bxd5 exd5 15. Ndf3 Bb4 16. Re3 Ba5 17. Nxc6 bxc6 18.
Bd2 Bb6 19. Bb4 Rfe8 20. Rae1 Rxe3 21. Qxe3 f6 22. Qe6+ Bf7 23. Qg4 Re8 24.
Rxe8+ Bxe8 25. Qe6+ Bf7 26. Qe3 Qd7 27. h4 h6 28. Bc5 Qf5 29. Nd2 Bxc5 30. dxc5
Qc2 31. Qd3 Qd1+ 32. Kg2 Bg6 33. Qe3 Kh7 34. a3 a5 35. Qc3 a4 36. Qe3 h5 37.
Qc3 Qg4 38. Qf3 Qd7 39. Qf4 d4 40. Qd6 Qg4 41. f3 Qf5 42. Qxd4 Qc2 43. Qc3 Qd1
44. Qe3 Qc1 45. Qd4 Qc2 46. Qc3 Qd1 47. Qe3 Qc2 48. Qc3 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "10"]
[White "Oliveira, Jefferson"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "86"]
[EventDate "2006.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5 8. axb5
Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. d5 Nf6 12. dxe6 Qxd1+ 13. Kxd1 Ne4 14. Be1
fxe6 15. Nd4 Kf7 $146 ({RR} 15... Ke7 16. Nxb5 cxb3 17. f3 Nf6 18. Bc4 Bd5 19.
Bxd5 Nxd5 20. e4 Ne3+ 21. Ke2 Nc2 22. Rxa5 Rxa5 23. Bxa5 Nc6 24. Bc7 Ra8 25.
Rb1 Kd7 26. Kd3 Na3 27. Nxa3 Rxa3 28. Bf4 e5 29. Bg3 Ke6 30. Kc4 {Leskiewicz,
M-Llanes Hurtado,M Szeged 1994 1/2-1/2 (44)}) ({RR} 15... O-O 16. f3 Nc5 17.
Rxa5 Rxa5 18. Bxa5 Nxb3 19. Nxb3 cxb3 20. Bxb5 Rf5 21. Bc7 Rd5+ 22. Kc1 Rc5+
23. Kb2 Rxc7 24. Kxb3 Bd5+ 25. Kb4 Nc6+ 26. Kc5 Na7+ 27. Kb6 Rb7+ 28. Ka6 Nxb5
29. e4 Nc7+ 30. Ka5 {Sena Moura,D (1821)-De Sousa,M (2125) Aldeia de Barueri
2017 0-1}) 16. Nxb5 cxb3 17. f3 Nc5 18. Rxa5 Nc6 19. Nd6+ Ke7 20. Nxb7 Nxa5 21.
Nxa5 Rhc8 22. Bc4 b2 23. Kc2 Nb7 24. Nxb7 Rxc4+ 25. Kxb2 Rb8 26. Kb3 Rc6 27.
Bb4+ Kf7 28. Rd1 Rxb7 29. Rd4 h5 30. h4 Rc1 31. Rc4 Rxc4 32. Kxc4 Rd7 33. Bc3
Rd1 34. Be5 Rg1 35. g3 Rf1 36. Kd3 Rxf3 37. Ke2 Rf5 38. Bf4 e5 39. Bg5 e4 40.
Bf4 Ra5 41. Kd2 Ke6 42. Kc3 Kf5 43. Kd4 Ra3 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "11"]
[White "El Debs, Felipe"]
[Black "Mann de Toledo, James"]
[Result "1/2-1/2"]
[ECO "A33"]
[PlyCount "19"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Qb6 6. Nc3 Nc6 7. e3 Bb4 ({RR} 
7... d5 8. cxd5 Nxd5 9. Na4 Bb4+ 10. Bd2 Qa5 11. Nxc6 bxc6 12. b3 Nb6 13. Nb2
Bb7 14. a3 Bxd2+ 15. Qxd2 Qd5 16. Qxd5 cxd5 {1/2-1/2 (16) Grischuk,A (2794)
-Gelfand,B (2747) Tsaghkadzor 2015}) 8. Be2 ({RR} 8. Bg2 d5 9. O-O dxc4 10. Na4
Qa6 11. Nxc6 bxc6 12. Qc2 O-O 13. Rd1 e5 14. Bd2 Rb8 15. a3 Be7 16. Bf1 Be6 17.
Rdc1 Rfd8 18. Be1 Rd3 19. Bxd3 cxd3 20. Qxc6 Qxc6 21. Rxc6 Ne4 22. Rxe6 fxe6 {
Mickiewicz,P (2243)-Tadic,S (2400) Ustron POL 2023 0-1 (57)}) 8... Ne4 9. Qd3
$146 ({RR} 9. Ndb5 a6 10. O-O axb5 11. Nxe4 bxc4 12. Nd6+ Bxd6 13. Qxd6 Qa6 14.
b3 b5 15. Bb2 Ne7 16. Qe5 f6 17. Qh5+ g6 18. Qh4 e5 19. a4 Qe6 20. bxc4 bxa4
21. c5 Qc6 22. Rac1 a3 23. Ba1 O-O {Jagodzinski,W (2159)-Bakalarz,L (2116)
Koszalin 2005 1-0 (32)}) 9... Nxc3 10. bxc3 1/2-1/2

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "11"]
[White "Milos Jr, Gilberto"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E14"]
[PlyCount "68"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Be7 6. O-O O-O 7. b3 d5 8. Bb2 c5
9. Qe2 cxd4 10. exd4 Nc6 11. Nbd2 Rc8 12. Rfd1 ({RR} 12. Rad1 Qc7 13. Rfe1 Rfd8
14. h3 Qf4 15. g3 Qh6 16. h4 Qh5 17. Bb1 h6 18. a3 Bf8 19. Qd3 Ne7 20. c5 bxc5
21. dxc5 Ne4 22. b4 Nf5 23. Nf1 f6 24. Nd4 Nxd4 25. Qxd4 e5 26. Qd3 Qe8 {
Anton Guijarro,D (2675)-Le Quang Liem (2709) chess.com INT 2020 1-0 (33)}) ({RR
} 12. Rad1 Re8 13. Ne5 dxc4 14. Ndxc4 Bf8 15. Rfe1 Nb4 16. Bb1 Nbd5 17. Qf3 Ba8
18. Qg3 b5 19. Nd2 b4 20. Ndf3 Nc3 21. Ng5 Nxd1 22. Ngxf7 {1-0 (22) Halkias,S 
(2516)-Gurevich,D (2393) chess.com INT 2023}) 12... dxc4 $146 ({RR} 12... Nb4
13. Bb1 Ba6 14. Ne5 Nd7 15. a3 Nc6 16. Nxc6 Rxc6 17. Bd3 Bf6 18. Nf1 Re8 19.
Ne3 Nf8 20. Qf3 Rd6 21. Ng4 dxc4 22. Qg3 Rd7 23. bxc4 Bh4 24. Qe3 Ng6 25. g3 f5
26. gxh4 fxg4 27. Bxg6 {Fries Nielsen,J (2420)-Aagaard,J (2290) Copenhagen
1996 1/2-1/2 (35)}) ({RR} 12... Qd6 13. Rac1 Rfd8 14. Nf1 Qf4 15. Qe3 Qb8 16.
Qe2 g6 17. Ne3 Bf8 18. Ne5 Bg7 19. cxd5 Nxe5 {1/2-1/2 (19) Merino Garcia,R 
(2210)-Rodriguez Lopez,R (2290) Nigran 1996}) 13. bxc4 Nb4 14. Bb1 b5 15. c5 a6
16. a4 bxa4 17. Rxa4 a5 18. Ne5 Qd5 19. f3 Ba6 20. Qe1 Bd8 21. Ra3 Qb7 22. Ba1
Nc6 23. Rb3 Qc7 24. f4 Nd5 25. Rf3 f5 26. Nec4 Nxf4 27. Rxf4 Qxf4 28. Qxe6+ Kh8
29. Rf1 Bxc4 30. Qxc8 Bxf1 31. Nxf1 Nxd4 32. Bd3 Be7 33. Qd7 Bxc5 34. Kh1 Qf2
0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "11"]
[White "Pelikian, Jefferson"]
[Black "Limp, Eduardo Thelio"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "124"]
[EventDate "2006.??.??"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8.
O-O Nge7 9. Nbd2 O-O 10. Nb3 Bd6 11. Bg5 Bg4 12. Be2 Re8 ({RR} 12... h6 13. Bh4
Qb6 14. Bg3 Bxg3 15. hxg3 Nf5 {1/2-1/2 (15) Dvoretzky,M (2525)-Tukmakov,V 
(2560) Vilnius (Lithuania) 1978}) ({RR} 12... h6 13. Bh4 Qd7 14. Bg3 Rad8 15.
Re1 Nf5 16. Qxd5 Bxg3 17. Qxd7 Bxf2+ 18. Kxf2 Rxd7 19. Bb5 Bxf3 20. Kxf3 Rd5
21. Bxc6 bxc6 22. Rad1 Rfd8 23. Rxd5 cxd5 24. Re5 Nh4+ 25. Kg3 Ng6 26. Re2 Kf8
27. Nd4 {Darban,M (2282)-Asilkefeli,M (1907) Konya TUR 2019 1-0 (50)}) 13. Bh4
Qb6 14. Bxe7 Rxe7 15. h3 $146 ({RR} 15. Nfd4 Bxe2 16. Nxe2 a5 17. a4 Rxe2 18.
Qxe2 Qxb3 19. Rfd1 Be5 20. g3 Bf6 21. Ra3 Qc4 22. Qxc4 dxc4 23. Raa1 Ne5 24.
Rd5 b6 25. Rb5 Rb8 26. Rd1 Nd3 27. Rd2 Kf8 28. Kf1 Ke7 29. Re2+ Kd6 {De las
Heras,J (2275)-Schweber,S (2330) Buenos Aires 1996 0-1 (56)}) 15... Rae8 16.
hxg4 Rxe2 17. Qxd5 Ne5 18. Nxe5 Bxe5 19. Nd4 Bxd4 20. cxd4 Rd8 21. Qf3 Rxb2 22.
d5 h6 23. a4 Rb4 24. Rfd1 Qd6 25. g3 a5 26. Kg2 b5 27. Rac1 Rxa4 28. Rc6 Qd7
29. d6 Qxg4 30. Qxg4 Rxg4 31. f4 Rg6 32. Kf3 Re6 33. f5 Re5 34. Kf4 f6 35. Rd4
a4 36. Re4 Rd5 37. Re7 Kh7 38. Rcc7 Rg8 39. Red7 a3 40. Ra7 b4 41. Rdb7 Rxd6
42. Rxb4 Rd3 43. Rb6 Rc8 44. Rxf6 Rc4+ 45. Ke5 Rxg3 46. Rff7 h5 47. f6 Rc5+ 48.
Kd4 Rcg5 49. fxg7 R3g4+ 50. Ke3 Rxg7 51. Kf3 Rxf7+ 52. Rxf7+ Rg7 53. Rf5 Kh6
54. Ra5 h4 55. Kf2 Rg3 56. Ra4 Kh5 57. Ra5+ Kg4 58. Ra4+ Kh3 59. Kf1 Rb3 60.
Kf2 Rb2+ 61. Kf3 a2 62. Ra7 Kh2 0-1

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "11"]
[White "Vescovi, Giovanni"]
[Black "Oliveira, Jefferson"]
[Result "1-0"]
[ECO "D95"]
[PlyCount "103"]
[EventDate "2006.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 dxc4 7. Bxc4 Nc6 8.
Ne5 Nxe5 9. dxe5 Nd7 10. e6 fxe6 11. O-O Nc5 12. Qc2 Qd6 $146 ({RR} 12... c6
13. a4 Kh8 14. Rd1 Qe8 15. b4 Nd7 16. Bb2 Nb6 17. Ne4 e5 18. Nc5 Nxc4 19. Qxc4
b6 20. Nd3 Bb7 21. Nxe5 Rd8 22. Rxd8 Qxd8 23. Qf7 Bf6 24. Nxg6+ hxg6 25. Bxf6+
exf6 26. Qxb7 Qd6 27. Rc1 {Kasyan,A (2314)-Faizulaev,A (2267) Tashkent 2008
1-0 (36)}) ({RR} 12... a6 13. b4 Na4 14. Nxa4 Bxa1 15. Nb2 Qd6 16. Bd2 Bxb2 17.
Qxb2 b5 18. Bb3 Bb7 19. Bc3 Bd5 20. Be5 Qb6 21. Bc2 c5 22. h4 Qc6 23. Qb1 Rf5
24. Ba1 Rf6 25. f3 Qd6 26. e4 e5 27. exd5 {Hansch,T (2116)-Linnemann,N (1948)
Germany 2013 1-0 (50)}) 13. Rd1 Qe5 14. f4 Qf6 15. e4 b6 16. e5 Qf7 17. b4 Ba6
18. Nb5 Bxb5 19. Bxb5 Nb7 20. Be3 a6 21. Bc4 a5 22. Qe4 Rab8 23. Qc6 Kh8 24.
Bxe6 Qe8 25. Bd7 Qf7 26. Be6 Qe8 27. Qxe8 Rfxe8 28. a3 c5 29. b5 Nd6 30. Rab1
Ne4 31. Rd3 Red8 32. Rbd1 Rxd3 33. Rxd3 g5 34. g3 gxf4 35. gxf4 Bh6 36. Bd5 c4
37. Bxc4 Rc8 38. Be6 Rf8 39. Bxb6 Bxf4 40. Rd8 Rxd8 41. Bxd8 a4 42. Bxe7 Bxe5
43. Kg2 Bd4 44. Kf3 Nc5 45. Bd5 Kg7 46. b6 Nd7 47. b7 Be5 48. h3 Nf6 49. Bc6
Kf7 50. Bc5 Bb8 51. Bxa4 Ke6 52. Bf2 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "11"]
[White "di Berardino, Diego"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "B35"]
[PlyCount "79"]
[EventDate "2006.??.??"]

1. e4 {Alterman,B} c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7.
Bc4 O-O 8. Bb3 a5 9. O-O ({RR} 9. h4 a4 10. Bd5 a3 11. b3 Ng4 12. Bxc6 dxc6 13.
Nde2 Nxe3 14. fxe3 Qa5) ({RR} 9. h3 d5 10. Bxd5 Nxd5 11. exd5 Nb4 12. Nde2 Bf5
13. Rc1 Rc8 14. O-O b5 15. Nd4 Bxd4 16. Qxd4 Nxc2 17. Rxc2 Bxc2 18. Bh6 e5 19.
Qxe5 f6 20. Qd4) 9... a4 ({RR} 9... Ng4 10. Qxg4 Nxd4 11. Qh4 Nxb3 12. axb3 Ra6
13. Bh6 Re6) 10. Nxa4 ({RR} 10. Bxa4 Nxe4 11. Nxe4 Rxa4 12. c3 Ra8 ({RR} 12...
Ra5 13. Nxc6 bxc6 14. Qb3 Rb5 15. Qc2 d5) 13. Ng3 d5 14. f4 e6 15. Re1 f6 16.
Nf3 e5 17. Qb3 Na5 18. Qb5 Nc4 19. Bc5 Ra5 20. Qb4 Rf7 21. Rad1 Qc7 22. Rxd5
Be6 23. Bb6 Bf8 24. Bxc7 Bxb4) 10... Nxe4 11. Nb5 ({RR} 11. Nxc6 bxc6 12. Nb6 (
{RR} 12. Bb6 Qe8 13. f3 Ng5 ({RR} 13... Nf6 14. Bf2 ({RR} 14. Re1 d6 15. Bf2 c5
16. Nb6 Ra7 17. a4 Bb7 18. c3 Qd8 19. a5 Bc6 20. Qe2 Re8 21. Ra3 e5 22. Ba4
Bxa4 23. Rxa4 e4 24. fxe4 d5 25. Qd1 d4 26. e5 Nd7 27. cxd4 Nxb6 28. axb6 Rd7)
14... Ba6 15. Re1 d6 16. c4 c5 17. Nc3 Qd8 18. Qe2 Ra7 19. a4 Qb8 20. Nb5 Rd7
21. Rad1 Rc8 22. Kh1 Nh5 23. Bc2 Nf4 24. Qd2 Ne6 25. Be4 Nd4 26. b4 e5 27. Nxd4
cxd4 28. b5) 14. c3 d6 15. Be3 Ne6 16. Nb6 Rb8 17. a4 Nc7 18. a5 Be6 19. Ba4
Na8 20. Re1 Nxb6 21. Bxb6 Rxb6 22. axb6 Qb8 23. Kh1 Qxb6 24. Qd2) 12... Rb8 13.
Nxc8 Qxc8 14. f3 ({RR} 14. c3 d5 15. f3 Nd6 16. Re1 Re8 17. Ba7 Rb7 18. Bc5 Rd7
19. a4 Qb8 20. a5 Qb5 21. Bf2 Ra8 22. Ba4 Qa6 23. Bc2 Qb7 24. Ra2 e5 25. Bd3
Nb5 26. Qa1 Rdd8 27. a6 Qd7 28. Bxb5 cxb5) 14... Nf6 15. Re1 ({RR} 15. Qe2 Qc7
16. Rad1 Rfe8 17. Rfe1 d6 18. Kh1 e5 19. Bg5 d5 20. Qf2 Nd7 21. c3 f5 22. Bc1
Kh8 23. Qh4 Nc5 24. Bc2 Ne6 25. g4 Qf7 26. gxf5 gxf5 27. Rg1 Rg8 28. Qh3 Rbf8
29. a4 e4) 15... d6 16. a4 c5 17. a5 c4 18. Ba4 Qa6 19. Bb6 Rxb6 20. axb6 Qxb6+
21. Kh1 Qxb2 22. Rb1 Qa3 23. Bb5 d5 24. Qd4 Qd6 25. Rbd1 Rb8) 11... Ra6 ({RR} 
11... d6 12. Qe2 ({RR} 12. Bb6 Qd7 13. Nc7 Rb8 14. Re1 Nf6 15. Qd2 Ne8 16. Nd5
e6 17. Ne3 d5 18. Rad1 Nc7 19. Nc5 Qd6 20. Ne4 Qf4 21. Nc5 Na8 22. Nd3 Qh6 23.
Bc5 Rd8 24. c3 b6 25. Bb4) 12... Nf6 13. Rad1 Bf5 14. c4 Ng4 15. Bc1 Qb8 16. h3
Nf6 17. Be3 Nd7 18. f4 Na5 19. g4 Nxb3 20. axb3 Be4 21. Ba7 Rxa7 22. Qxe4 Ra6
23. Qxe7 Nc5 24. Nxc5 dxc5 25. Qxc5 Bxb2 26. Rd2) ({RR} 11... Rxa4 12. Bxa4
Bxb2 13. Rb1 Bg7 14. f3 Qa5 15. Bb3 Nc3 16. Nxc3 Qxc3 17. Qe1 d6 18. Qxc3 Bxc3
19. Rfd1 Bd7 20. Ba4 Ra8 21. Rxb7 Rxa4 22. Rxd7 Rxa2 23. Rc7 Ra6 24. Rb1 Bf6
25. Bh6) 12. c4 ({RR} 12. Re1 d6) ({RR} 12. Qd3 d5 13. f3 Nf6 14. Nc5 Ra8 15.
Rfd1 e6) 12... d6 13. Qe2 Be6 ({RR} 13... Nf6 14. Rfd1 ({RR} 14. Rad1 Bg4 15.
f3 Bd7 16. c5 Na5 17. Bc2 d5) 14... Bd7 15. Nac3 Qb8 16. h3 Rc8 17. a3 Ne5 18.
Rac1 Bxb5 19. cxb5 ({RR} 19. Nxb5) 19... Ra8 20. b6 ({RR} 20. Bd4 e6 21. a4
Ned7) 20... Rc6 21. Nb5 Qd8 22. Nc7 Rb8 23. Qb5 Rxc1 24. Rxc1 ({RR} 24. Bxc1
Qd7 25. Qxd7 Nfxd7 26. Be3) 24... e6 25. a4 d5 26. a5 Ne4 27. Rd1 ({RR} 27. Bc2
Nd6 28. Qc5 Ndc4) 27... Nd6 28. Qc5 {Svidler,P (2713)-Topalov,V (2700) Linares
1999 CBM 070 [Alterman,B] 0-1 (36)}) ({RR} 13... f5 14. Bb6 Qd7 ({RR} 14...
Rxb6 15. Nxb6 Qxb6 16. c5+) 15. f3 ({RR} 15. c5+ Kh8 16. Rad1) ({RR} 15. Rad1
Na5 16. Bc2) 15... Nf6 ({RR} 15... Ng5 16. Rad1 Ne6 17. c5 Kh8 18. cxd6 exd6
19. Rf2 d5 20. Nc5 Nxc5 21. Bxc5 Re8 22. Qf1 Ne7 23. Rc2) 16. Rad1) 14. Rfd1 ({
RR} 14. Rad1 Na5 15. f3 Nxb3 16. axb3 Nf6 17. Nc5 Ra8 18. Nxe6 fxe6 19. Bf2 Qd7
20. Rfe1 Kf7 21. Bg3 Ra6 22. Nc7 Qxc7 23. Qxe6+ Ke8 24. Bxd6 Rxd6 25. Rxd6 Rf7
26. Red1 Kf8 27. Rd8+ Ne8 28. Rc8 Rf6 {Babiy,O (2236)-Gavrish,L (2025) Kyiv
UKR 2021 1-0 (39)}) 14... Ne5 $146 ({RR} 14... Na5 15. f3 Nf6 16. Nc5 Nxb3 17.
Nxe6 fxe6 18. axb3 Qd7 19. Ra3 Rfa8 20. Rda1 Ne8 21. Bd4 e5 22. Bc3 Nc7 23.
Nxc7 Qxc7 24. Rxa6 bxa6 25. b4 Qb6+ 26. Kf1 Rf8 27. c5 Qb7 28. Qc4+ Kh8 29. c6
{Martinez Ramirez,E (2173)-Perez Manas,B (2256) Barcelona 2011 1-0 (39)}) ({RR
} 14... Nf6 15. Nc5 Ra8 16. Nxe6 fxe6 17. Bg5 Qc8 18. Re1 Ne5 19. f4 Qc5+ 20.
Kh1 Neg4 21. Qxe6+ Kh8 22. h3 Nf2+ 23. Kh2 Nh5 24. Bxe7 Nxf4 25. Qe3 Qh5 26.
Qxf2 Nxh3 27. Qe2 Be5+ 28. g3 Bxg3+ 29. Kxg3 {Nakamura,H (2520)-Ashe,B Dos
Hermanas 2003 1-0 (33)}) 15. f3 Rxa4 16. Bxa4 Bxc4 17. Qc2 Nf6 18. Bd4 Bxb5 19.
Bxb5 Nd5 20. Bxe5 dxe5 21. Qc5 e6 22. Bc4 e4 23. Bxd5 Qg5 24. fxe4 Be5 25. Qf2
Bf4 26. Kh1 Qh6 27. g3 Be3 28. Qf3 exd5 29. exd5 Rc8 30. Re1 Bd4 31. Rad1 Bxb2
32. d6 Rc2 33. Re2 Rc3 34. Qxb7 Rd3 35. Qb8+ Kg7 36. Qxb2+ Rd4 37. Qxd4+ f6 38.
Re7+ Kf8 39. Qxf6+ Kg8 40. Re8+ 1-0

[Event "BRA ch"]
[Site "Guarulhos"]
[Date "2006.11.??"]
[Round "11"]
[White "van Riemsdijk, Herman C"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "51"]
[EventDate "2006.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Nf6 9. Re1 Be7 10. Bf4 O-O 11. Qf3 Bb7 12. Rad1 g6 13. Na4 Nd7 14. c4 Nb6
15. Nxb6 Qxb6 16. b3 $146 ({RR} 16. Qg3 Rac8 17. h4 dxe4 18. Bxe4 c5 19. Rd7
Bxe4 20. Rxe7 Qd8 21. Ra7 Qb6 22. Rd7 Bf5 23. Bh6 Qxb2 24. Rd2 Qb4 25. Qe5 f6
26. Qd6 Qa5 27. Bxf8 Rxf8 28. Red1 Kg7 29. Rb2 Rf7 30. Qc6 Qc3 {Soltanici,R 
(2408)-Cvetkovic,S (2249) Arad 2017 1-0 (56)}) 16... Rfd8 17. Qg3 Rd7 18. Bg5
Bxg5 19. Qxg5 a5 20. h4 Qd8 21. Qxd8+ Rdxd8 22. cxd5 cxd5 23. exd5 Bxd5 24. Be4
a4 25. Bxd5 Rxd5 26. Rxd5 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "1"]
[White "Bittencourt, Jorge"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "B46"]
[PlyCount "46"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Bd6 9. Qe2 Bb7 ({RR} 9... Ne7 10. b3 Be5 11. Bb2 Ng6 12. exd5 cxd5 13. Bxg6
Bxh2+ 14. Kxh2 hxg6+ 15. Kg1 Qh4 16. f4 d4 17. Ne4 Bb7 18. Nd6+ Ke7 19. Nxb7
Qh2+ 20. Kf2 Rh3 21. Ba3+ Kd7 22. Nc5+ Kc7 23. Qe4 Qg3+ 24. Ke2 {Krysa,L (2541)
-Tifferet,S (2334) chess.com INT 2023 1-0}) 10. b3 Qc7 11. h3 Ne7 12. Na4 $146
({RR} 12. Bb2 O-O 13. Na4 Ng6 14. Rad1 f5 15. exf5 Nf4 16. Qe3 e5 17. f3 Qe7
18. g3 Nxd3 19. Qxd3 Qg5 20. g4 Qh4 21. Kg2 Rae8 22. Rde1 h5 23. Qc3 Rf7 24. f4
hxg4 25. fxe5 d4 26. Qg3 c5+ {Kalinina,O (2359)-Vega Gutierrez,S (2413) Riga
2017 0-1}) 12... Ng6 13. c4 O-O 14. Qc2 dxe4 15. Bxe4 f5 16. Bd3 c5 17. f3 Nf4
18. Be3 Rf6 19. Rf2 Rg6 20. Kf1 Nh5 21. Rd1 Be7 22. g4 Ng3+ 23. Ke1 Qe5 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "1"]
[White "Matsuura, Everaldo"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "C99"]
[PlyCount "98"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Re8 14. b3 ({RR} 14.
Nb3 Nc6 15. dxe5 dxe5 16. a3 a5 17. Be3 a4 18. Nbd2 Bb7 19. Bd3 b4 20. Nc4 bxa3
21. bxa3 Nd7 22. Rb1 Bc5 23. Bxc5 Nxc5 24. Nb6 Red8 25. Nxa8 Bxa8 26. Re3 Nd4
27. Nxd4 exd4 28. Re1 Qd6 {Latifah,D (1367)-Hernandez Ortega,C (1796)
Montesilvano ITA 2023 1-0 (60)}) 14... Nc6 15. Bb2 Bb7 16. Rc1 Bf8 $146 ({RR} 
16... Qb6 17. Qe2 exd4 18. Nxd4 Nxd4 19. Qe3 Ne2+ 20. Qxe2 Nd7 21. Nf3 Bf6 22.
Bxf6 Nxf6 23. Nh4 Rac8 24. Qf3 Re5 25. Nf5 Rce8 26. Qg3 g6 27. Red1 d5 28. exd5
Nxd5 29. Nd4 b4 30. Nf3 Nc3 31. Qxe5 {Wu,C (2377)-Meunier,C (2290)
Khanty-Mansiysk 2016 0-1 (42)}) 17. Nf1 Rad8 18. Ne3 Qb8 19. d5 Nb4 20. Bb1 a5
21. Bc3 Rc8 22. a3 Na6 23. Bxa5 Rxc1 24. Qxc1 Nc5 25. Nd2 Qa7 26. Bb4 Rc8 27.
Qb2 g6 28. Rc1 Nfd7 29. Ndf1 Be7 30. Bd2 Ra8 31. b4 Na4 32. Qb3 Rc8 33. Bd3
Rxc1 34. Bxc1 Ba6 35. Nc2 Bd8 36. Be3 Bb6 37. Qb1 Qc7 38. Qb3 Bxe3 39. Nfxe3
Ndb6 40. Kf1 Nc3 41. Ke1 Bc8 42. Nd1 Nxd1 43. Kxd1 Bd7 44. Ne3 Qa7 45. Ke2 Kg7
46. Nd1 Na4 47. Nc3 Nxc3+ 48. Qxc3 Kf8 49. h4 h5 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "1"]
[White "Mekhitarian, Krikor"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B63"]
[PlyCount "85"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Qb6 8.
Bxf6 gxf6 9. Nb3 Bd7 10. O-O-O O-O-O 11. f4 Na5 12. Be2 h5 13. Rhf1 Be7 14. Rf3
Rdg8 15. Bf1 Nxb3+ 16. axb3 Kb8 17. Kb1 Bc6 18. f5 $146 ({RR} 18. Rh3 Qa5 19.
Qe2 h4 20. f5 Qe5 21. Qf2 Rg4 22. Be2 Rf4 23. Bf3 Bxe4 24. Nxe4 Qxe4 25. g4 e5
26. Qg2 Qb4 27. Qe2 a6 28. Bd5 Rxg4 29. Bxf7 Rh7 30. Be6 Rhg7 31. Rc3 Qb6 32.
Bd5 Rg1 {Gopal,G (2609)-Adhiban,B (2515) New Delhi 2010 1/2-1/2 (42)}) ({RR} 
18. Rh3 Qa5 19. Qe3 Bf8 20. Qd4 Qd8 21. b4 Rg4 22. Qf2 h4 23. Be2 Rg7 24. b5
Bd7 25. e5 d5 26. Nxd5 exd5 27. Rxd5 fxe5 28. fxe5 Qe7 29. Rhd3 Bc8 30. Rd8 Rh6
31. Rxc8+ Kxc8 32. Qxa7 Rxg2 {Ganguly,S (2637)-Krush,I (2458) Edmonton 2009
1-0 (34)}) 18... Qc5 19. Re3 Bf8 20. Qf2 exf5 21. b4 Qb6 22. Nd5 Bxd5 23. exd5
Bh6 24. Rf3 Qxf2 25. Rxf2 f4 26. Re1 Re8 27. Rxe8+ Rxe8 28. Re2 Re5 29. Rxe5
fxe5 30. h4 f3 31. gxf3 Kc7 32. c4 b6 33. Kc2 Kd7 34. Kd3 Ke7 35. Ke4 Bd2 36.
c5 Bxb4 37. c6 Be1 38. f4 exf4 39. Be2 Bxh4 40. Bxh5 Bf6 41. b3 Be5 42. Bxf7 a5
43. Bh5 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "1"]
[White "Miranda Jr, Roberto C"]
[Black "Molina, Roberto Junio"]
[Result "1/2-1/2"]
[ECO "A86"]
[PlyCount "128"]
[EventDate "2007.??.??"]

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. Nh3 O-O 7. O-O c6 8. d5 Qe8
9. e4 fxe4 10. Ng5 h6 11. Ngxe4 Nxe4 12. Nxe4 Qf7 13. Bd2 $146 ({RR} 13. Be3
Na6 14. Rc1 c5 15. Qd2 Kh7 16. a3 Bg4 17. b4 Bf3 18. Bxf3 Qxf3 19. b5 Qxe4 20.
bxa6 b6 21. Rfe1 Qf5 22. Qc2 Qh3 23. Qe4 Rf7 24. a4 Raf8 25. Re2 Qc8 26. h4 Qh3
27. Qe6 Rf5 {Viana,J (2104)-Molina,R (2348) Sao Sebastiao 2008 1/2-1/2 (34)}) (
{RR} 13. Qb3 cxd5 14. cxd5 b6 15. Be3 Nd7 16. Nc3 Nc5 17. Qc2 Bf5 18. Qd2 Kh7
19. b4 Nd7 20. f4 Rac8 21. Rac1 Nf6 22. Nb5 a6 23. Nd4 Ne4 24. Bxe4 Bxe4 25.
Ne6 Rfe8 26. Bxb6 Qf5 27. Nxg7 Kxg7 {Dias,A (2182)-Ferreira,J (1883) Cuiaba
2015 1-0 (58)}) 13... Na6 14. Bc3 Bxc3 15. Nxc3 Bd7 16. Qd2 Qg7 17. Rae1 Rf7
18. f4 Raf8 19. dxc6 bxc6 20. Ne4 Nc7 21. Re3 a6 22. Rb3 Ne6 23. Rb6 Bc8 24.
Nc3 g5 25. f5 Nd4 26. g4 e6 27. Rd1 c5 28. Ne4 exf5 29. Nxd6 Rf6 30. Nxc8 Rxc8
31. Rxf6 Qxf6 32. gxf5 Qxf5 33. Rf1 Qg4 34. Kh1 Rf8 35. Rxf8+ Kxf8 36. h3 Qe6
37. b3 Ke7 38. Qa5 Qd6 39. Qe1+ Kf6 40. Qe8 Nf5 41. Bd5 Qe7 42. Qh8+ Kg6 43.
Qg8+ Kh5 44. Qe6 Qxe6 45. Bxe6 Kg6 46. Kg2 a5 47. Kf2 Kf6 48. Bd7 Nd4 49. Ke3
Ke5 50. Bg4 Nc6 51. Bd1 Nd4 52. Bg4 Nf5+ 53. Kf3 Nd6 54. Ke3 Ne4 55. a3 Nf6 56.
Bd1 Ne4 57. Bg4 Nd6 58. Kd3 Kf4 59. Bd7 h5 60. b4 axb4 61. axb4 Nf7 62. Kc3 Ne5
63. Bc8 cxb4+ 64. Kxb4 Nxc4 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "1"]
[White "Vescovi, Giovanni"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "42"]
[EventDate "2007.??.??"]

1. d4 {Becker,Albert} d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 a6 6. Bd3 dxc4 7.
Bxc4 b5 8. Bd3 c5 9. a4 b4 10. Ne4 Nbd7 11. O-O Bb7 12. Ned2 Be7 13. Nc4 ({RR} 
13. Re1 O-O 14. e4 cxd4 15. e5 Ng4 16. h3 Nc5 17. Ne4 Ne3 18. fxe3 Nxe4 19.
exd4 Ng3 20. Kh2 Nf5 21. Be4 Bxe4 22. Rxe4 Qd5 23. Qd3 Rfd8 24. Bf4 Rac8 25.
Rd1 h6 26. Bg3 Qc4 27. Be1 Qxd3 {Kortschnoj,V (2610)-Ponomariov,R (2706)
Karlovy Vary 2007 0-1 (54)}) 13... O-O 14. Qe2 ({RR} 14. a5 Rc8 15. Qe2 Qc7 16.
Rd1 Rfd8 17. Bd2 Qb8 18. Nfe5 Ba8 19. f3 cxd4 20. exd4 Qa7 21. Kh1 Bb7 22. Bg5
h6 23. Bh4 Rc7 24. Rac1 g5 25. Bg3 Nh5 26. Nxf7 Nxg3+ 27. hxg3 Kxf7 28. Ne5+
Nxe5 {Natarov,I (2068)-Zakaryan,D (2311) Novorossiysk RUS 2021 1-0 (37)}) 14...
Qc7 15. Nfe5 $146 ({RR} 15. Nfd2 cxd4 16. exd4 Qc6 ({RR} 16... Nd5) 17. f3 a5
18. Nb3 Qd5 19. Bf4 Rfc8 20. Rfc1 Nh5 ({RR} 20... Nf8 21. Nb6 Qxb3 22. Nxc8)
21. Be4 Nxf4 22. Qf1 ({RR} 22. Qf2 Qg5) ({RR} 22. Qd2 Rxc4 23. Bxd5 Rxc1+)
22... Ba6 23. Bxd5 exd5 24. Qe1 Bg5 25. Nd6 Ne2+ 26. Kh1 Nxc1 27. Rxc1 ({RR} 
27. Nxc8 Nxb3 28. Qe8+ Nf8 29. Ne7+ Bxe7 30. Qxa8 Nxa1 31. Qxa6 Bd8 32. Qd6 Ne6
33. Qxd5) 27... Bxc1 28. Nxc8 Rxc8 29. Nxc1 Nb6 {Herzog,F-Eliskases,E Bad
Liebwerda 1934 EXT 1999 [Becker,Albert] 0-1 (48)}) ({RR} 15. Rd1 Ne4 16. Nfe5
Nxe5 17. dxe5 f5 18. f3 Ng5 19. Bd2 Rfd8 20. Be1 Nf7 21. f4 Rd7 22. a5 Ra7 23.
Nb6 Rd8 24. Rac1 Qb8 25. Bc4 Bc8 26. e4 Nh6 27. Bf2 Rf8 28. h3 Kh8 29. Bb3 Rc7
{Roehrich,E-Nuernberg,F Riedenburg 1947 1-0 (41)}) 15... Nxe5 16. dxe5 Nd7 17.
f4 Nb6 18. b3 Nxc4 19. Bxc4 Qc6 20. Bb2 g6 21. Rad1 Rad8 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "1"]
[White "di Berardino, Diego"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "97"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4
Qc7 9. Be3 O-O 10. Kh1 Nc6 11. Qe1 Bd7 12. Qg3 Rfd8 ({RR} 12... Rae8 13. Rae1
Bd8 14. e5 dxe5 15. Nxc6 Bxc6 16. fxe5 Ne4 17. Nxe4 Bxe4 18. Bd3 Bg6 19. h4
Bxd3 20. cxd3 f5 21. Rc1 Qd7 22. Bc5 Be7 23. Rf4 Rc8 24. Rfc4 Bxc5 25. Rxc5
Rxc5 26. Rxc5 f4 27. Qg4 {Kravtsiv,M (2598)-Predke,A (2684) chess.com INT 2022
1-0 (45)}) ({RR} 12... Na5 13. e5 Ne8 14. Ne4 Nc4 15. Bxc4 Qxc4 16. f5 dxe5 17.
f6 Nxf6 18. Nxf6+ Bxf6 19. Rxf6 Kh8 20. Qxe5 Rac8 21. Rf2 f6 22. Qd6 Rfd8 23.
c3 e5 24. Nb3 Bc6 25. Qb4 Qd5 26. Re1 Qf7 27. Qh4 {Kanarek,M (2484)-Hasterok,M
(2132) Bydgoszcz POL 2022 1-0 (41)}) 13. Rae1 Nxd4 $146 ({RR} 13... b5 14. e5
Nxd4 15. Bxd4 Ne8 16. Bd3 Bc6 17. f5 dxe5 18. Bxe5 Bd6 19. fxe6 fxe6 20. Qh3 g6
21. Qxe6+ {1-0 (21) Rosito,J (2456)-Maidanik,A Mar del Plata 2004}) ({RR} 13...
b5 14. a3 Rab8 15. Nxc6 Bxc6 16. Bd3 Nd7 17. Bd4 e5 18. fxe5 dxe5 19. Nd5 Bxd5
20. exd5 f6 21. Re4 Bd6 22. Qh3 exd4 23. Re7 Bxe7 24. Bxh7+ Kf8 25. Bg6 Bxa3
26. Re1 Ne5 27. Qh8+ Ke7 28. Qxg7+ {Sutton,R-Small,V Upper Hutt 1976 0-1 (35)})
14. Bxd4 Bc6 15. e5 Ne8 16. Bd3 dxe5 17. Bxe5 Bd6 18. Re3 f6 19. Qh4 h6 20. Qg4
fxe5 21. fxe5 Bc5 22. Qxe6+ Kh8 23. Rf7 Qb6 24. Qg6 Rxd3 25. Rxd3 Qxb2 26. Rf1
Qxc2 27. Rfd1 Bb6 28. Qg3 Rc8 29. Nd5 Bxd5 30. Rxd5 Qxa2 31. h4 Rc1 32. Qf3
Rxd1+ 33. Rxd1 Kg8 34. Qxb7 Qa4 35. Qd5+ Kh8 36. g3 Qg4 37. Kg2 Qe2+ 38. Kh3
Bc7 39. e6 Nf6 40. Qd3 Qg4+ 41. Kg2 Qxe6 42. Qf3 a5 43. Rc1 Qe5 44. Rc4 Nd5 45.
Re4 Qb2+ 46. Re2 Qb5 47. Qf8+ Kh7 48. Qf5+ Kg8 49. Qc8+ 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "2"]
[White "Diamant, Andre"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "C92"]
[PlyCount "70"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. d5 Nb8 13. Nf1 Nbd7 14. N3h2 Nc5 15.
Bc2 c6 16. b4 Ncd7 17. dxc6 Bxc6 18. Bg5 Qc8 19. Ng4 Nxg4 20. hxg4 Nb6 21. Bb3
Qb7 22. Qf3 $146 ({RR} 22. Ng3 d5 23. Be3 Nc4 24. Bxc4 bxc4 25. exd5 Bxd5 26.
f3 a5 27. a3 Re6 28. Qc2 Rea6 29. Qb2 Rg6 30. Bf2 Re6 31. Ne4 Rc8 32. Qc2 Ra6
33. Ng5 g6 34. Rad1 f6 35. Ne4 axb4 36. axb4 Be7 {Sabuk,P (2216)-Sadzikowski,D
(2284) Chotowa 2009 0-1 (55)}) 22... d5 23. Ng3 a5 24. bxa5 Rxa5 25. Rad1 dxe4
26. Nxe4 Nc4 27. Qf5 Qc8 28. Qf3 Bd7 29. Rxd7 Qxd7 30. Rd1 Qe6 31. Rd5 Rea8 32.
a4 Qxd5 33. Nf6+ gxf6 34. Qxd5 bxa4 35. Qxc4 axb3 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "2"]
[White "Leitao, Rafael"]
[Black "Miranda Jr, Roberto C"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "51"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. Nc3 d6 8.
O-O O-O 9. b3 a5 10. Bb2 Nxf3+ ({RR} 10... f5 11. Na4 Ba7 12. Qd5+ Kh8 13. Bc3
Qe7 14. Qd2 Bd7 15. Rfd1 Ng6 16. c5 Rad8 17. cxd6 cxd6 18. Bxa5 Nxa5 19. Qxa5
Bb8 20. Nc3 Bc6 21. Nd4 f4 22. exf4 Nxf4 23. Bf3 Nh3+ 24. Kf1 Qh4 25. Rd2 {
Karunakaran,K (1921)-Acor,C (2205) Las Vegas USA 2023 0-1}) 11. Bxf3 Ne5 12.
Be2 f5 $146 ({RR} 12... Qh4 13. Nd5 c6 14. Nf4 Bg4 15. Bxg4 Nxg4 16. h3 Nf6 17.
Qf3 Rfe8 18. Nd3 Ne4 19. Nxc5 dxc5 20. Rad1 Rad8 21. Qe2 f5 22. Ba1 Rxd1 23.
Rxd1 Rd8 24. Rxd8+ Qxd8 25. Qb2 Qd1+ 26. Kh2 Qd6+ 27. g3 {Guseynov,A (2173)
-Shaymuratov,I (2176) Tashkent 2013 1-0 (56)}) ({RR} 12... Bf5 13. Qd2 Qh4 14.
Nd5 c6 15. Nf4 Rfe8 16. Nd3 Bxd3 17. Bxd3 Re6 18. Be2 Rg6 19. Bxe5 dxe5 20.
Rfd1 h5 21. Qd7 b6 22. g3 Qg5 23. Bf3 h4 24. Be4 hxg3 25. hxg3 Bxe3 26. Kg2
Bxf2 27. Bxg6 {Nanyan,G (1577)-Sargsyan,A (2084) Yerevan 2016 1/2-1/2 (34)})
13. Na4 Ba7 14. c5 Nf7 15. cxd6 Nxd6 16. Qd5+ Kh8 17. Qxa5 b5 18. Nc5 Bxc5 19.
Qxa8 f4 20. exf4 Rxf4 21. Bf3 Qf8 22. Be5 Rf7 23. Rac1 Bb4 24. a3 Rf5 25. Bg3
Bc5 26. b4 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "2"]
[White "Milos Jr, Gilberto"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "E33"]
[PlyCount "99"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. e3 O-O 6. Bd3 ({RR} 6. Bd2 Re8 7.
a3 Bf8 8. Nf3 d6 9. Bd3 e5 10. d5 Ne7 11. O-O Bg4 12. Ng5 g6 13. f4 exf4 14.
Rxf4 Nf5 15. Bxf5 Bxf5 16. e4 Bd7 17. Raf1 Bg7 18. Ne2 Qe7 19. Ng3 Ng4 20. Rxf7
Bd4+ {Vitiugov,N (2694)-Milos,G (2603) Khanty-Mansiysk 2009 1-0}) 6... d5 ({RR
} 6... d6 7. Nge2 e5 8. d5 Ne7 9. O-O Bxc3 10. Nxc3 Ng6 11. f4 exf4 12. exf4
Re8 13. Bd2 Ng4 14. h3 Ne3 15. Bxe3 Rxe3 16. Bxg6 hxg6 17. Rae1 Bf5 18. Qf2
Rxe1 19. Rxe1 Qf6 20. Qe3 Bd7 21. Qe7 {Malikova,M (2055)-Muhammad Shahzeb 
(1853) chess.com INT 2023 1/2-1/2 (32)}) 7. cxd5 Qxd5 $146 ({RR} 7... exd5 8.
Nge2 Re8 9. a3 Bf8 10. f3 g6 11. O-O a6 12. Bd2 b6 13. Nd1 Bb7 14. Rc1 Rc8 15.
b4 Nb8 16. Qb2 Nbd7 17. a4 c6 18. Qb3 Rb8 19. Bb1 c5 20. Be1 c4 21. Qb2 b5 22.
a5 {Moradiabadi,E (2571)-Zagrebelny,S (2480) Aghios Kirykos 2010 1/2-1/2}) 8.
f4 Qd8 9. Nf3 Ne7 10. a3 Bxc3+ 11. bxc3 c5 12. e4 Qc7 13. e5 c4 14. Be2 Nfd5
15. Ng5 f5 16. exf6 Nxf6 17. O-O Ned5 18. Bd2 Bd7 19. Bg4 Rae8 20. Bh3 b5 21.
Rae1 Qd6 22. Bc1 h6 23. Nf3 Bc8 24. Ne5 Nd7 25. Ng6 Rf6 26. Rf3 Nf8 27. Ne5 Bb7
28. Qf2 Ne7 29. Rfe3 Nf5 30. Ng4 Rg6 31. Re5 Rb8 32. Ne3 Nxe3 33. R1xe3 Bd5 34.
f5 exf5 35. Qxf5 Rd8 36. Re1 Qc6 37. Qf2 Rdd6 38. g3 Rgf6 39. Qe2 Rd8 40. Re7
Ng6 41. Re8+ Rf8 42. Rxd8 Rxd8 43. Qh5 Rf8 44. Bf5 Rf6 45. Qg4 Nf8 46. Re7 Rf7
47. Re5 Bf3 48. Qh3 a6 49. Re3 Bd5 50. Qg4 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "2"]
[White "Santiago, Yago"]
[Black "Molina, Roberto Junio"]
[Result "0-1"]
[ECO "B17"]
[PlyCount "104"]
[EventDate "2007.??.??"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. N1f3 h6 ({RR} 6... e6
7. Qe2 Bd6 8. Nxf7 Kxf7 9. Ng5+ Ke8 10. Nxe6 Qe7 11. Nxg7+ Kf7 12. Nf5 Qxe2+
13. Bxe2 Bf8 14. O-O Nb6 15. Ne3 Bg7 16. a4 a5 17. c3 Be6 18. Bd2 Rhg8 19. Rfe1
Bf8 20. Kf1 Bd6 21. h3 {Su,D (1922)-Gonzalez Zharikov,A (1954) chess.com INT
2023 1-0 (59)}) 7. Nh3 g5 8. Nhg1 e6 $146 ({RR} 8... Qc7 9. Bc4 b5 10. Bb3 c5
11. dxc5 Nxc5 12. Nd4 Bb7 13. Ngf3 g4 14. Nh4 O-O-O 15. c3 e5 16. Be3 exd4 17.
cxd4 Nxb3 18. axb3 Bb4+ 19. Kf1 Kb8 20. d5 Bc5 21. Rc1 Nxd5 22. Bxc5 Qxc5 23.
Rxc5 {Emojong,E (2147)-Fernandez,D (2370) Istanbul 2012 0-1}) ({RR} 8... Qc7 9.
Bd3 c5 10. c3 b6 11. Ne2 Bb7 12. dxc5 bxc5 13. Ng3 g4 14. Nh4 e6 15. Qe2 Qe5
16. Qxe5 Nxe5 17. Bb5+ Nfd7 18. h3 h5 19. Bg5 Be7 20. Bxe7 Kxe7 21. O-O-O c4
22. Rhe1 Nd3+ 23. Kb1 {Kernazhitsky,L (2285)-Arkell,K (2453) Radebeul 2016 0-1
(80)}) 9. Bd3 Bd6 10. Ne2 Qc7 11. h3 b6 12. b3 Bb7 13. Bb2 O-O-O 14. Kf1 Rhg8
15. Nc3 h5 16. Nd2 h4 17. a4 a5 18. Nc4 Be7 19. Ne5 Nf8 20. Qe2 Ng6 21. Ba6 Nf4
22. Qc4 Bb4 23. Rd1 Ne8 24. Kg1 Nd6 25. Qf1 Bxc3 26. Bxc3 Ne4 27. Be1 Bxa6 28.
Qxa6+ Qb7 29. Qxb7+ Kxb7 30. g3 Ne2+ 31. Kg2 Nxd4 32. Rb1 c5 33. Rf1 f5 34. Rb2
f4 35. gxf4 gxf4+ 36. Ng4 f3+ 37. Kh2 Ne2 38. Ne3 Rg5 39. c3 Rd3 40. Ng4 N4xc3
41. Bxc3 Nxc3 42. Rc1 Ne2 43. Rc4 Nd4 44. Ne3 Kc6 45. Ng4 e5 46. Kh1 Kd5 47.
Ne3+ Ke4 48. Ng4 Rd1+ 49. Kh2 Kd3 50. Ne3 Re1 51. Ng4 Ra1 52. Ne3 Rgg1 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "2"]
[White "di Berardino, Diego"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "C05"]
[PlyCount "198"]
[EventDate "2007.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. g3
cxd4 9. cxd4 f6 10. Bd3 Bb4+ 11. Kf1 O-O 12. Kg2 Kh8 13. Bc2 ({RR} 13. Ne2 fxe5
14. dxe5 Be7 15. h4 Nc5 16. Ng5 h6 17. Bb1 d4 18. Ne4 Nxe4 19. Bxe4 Bd7 20. Bd2
Rad8 21. Nc1 Nb4 22. Bxb4 Bxb4 23. Nd3 Bc6 24. Bxc6 Qxc6+ 25. Qf3 Qb6 26. Rhd1
Be7 27. Rac1 Rd7 {Van der Wiel,J (2565)-Rubingh,O (2315) Leeuwarden 1993 1-0 
(43)}) ({RR} 13. Ne2 fxe5 14. dxe5 Be7 15. h4 Nc5 16. Be3 Qxb2 17. Bxc5 Bxc5
18. Rc1 Be3 19. Rc2 Qa3 20. Bxh7 Kxh7 21. Rc3 Qxa2 22. Qd3+ Kg8 23. Ra3 Qc4 24.
Qxe3 Bd7 25. Rc1 Qe4 26. Qxe4 dxe4 27. Ng5 Nb4 {Horobetz,G-Miszler,L (2225)
chess.com INT 2021 1-0 (34)}) 13... Be7 14. Ne2 Qc7 15. Be3 $146 ({RR} 15. Qd3
f5 16. a3 Nb6 17. h4 Bd7 18. Bd2 Nc4 19. Bc3 Bd8 20. Ng5 Rc8 21. Rac1 a5 22.
Qf3 Bxg5 23. hxg5 Be8 24. g4 Ne7 25. Bd3 a4 26. Rce1 Bg6 27. gxf5 Nxf5 28. Bxf5
Bxf5 29. Ng3 Bg6 {Cherchem,A-Cave,C Novi Sad 1990 0-1 (48)}) 15... Nb6 16. Bf2
Nc4 17. h4 Bd7 18. Neg1 f5 19. Ng5 h6 20. g4 Nb4 21. Bb1 Nxb2 22. Qb3 Nc4 23.
a3 Nc6 24. gxf5 exf5 25. N1f3 Qb6 26. Qd3 Kg8 27. e6 Be8 28. Nf7 Nd6 29. Ba2
Nxf7 30. exf7+ Bxf7 31. Qxf5 Kh8 32. Rab1 Qc7 33. Ne5 Nxe5 34. dxe5 Bg8 35. Qg4
Bxa3 36. Rh3 Bc1 37. f5 Rac8 38. Rg3 h5 39. Qxh5+ Bh7 40. f6 gxf6 41. exf6 Qf7
42. Bd4 Bf4 43. Qxd5 Rc2+ 44. Kf3 Rxa2 45. Qxf7 Rxf7 46. Rxb7 Bxg3 47. Rxf7
Ra3+ 48. Kg4 Bg8 49. Rxa7 Be6+ 50. Kg5 Bxh4+ 51. Kxh4 Rh3+ 52. Kg5 Rg3+ 53. Kf4
Rg4+ 54. Ke5 Bc4 55. Rc7 Bb3 56. f7 Bxf7 57. Rxf7 Kg8 58. Ra7 Kf8 59. Kd5 Rg6
60. Be5 Kg8 61. Ke4 Kf8 62. Kf5 Rb6 63. Bf6 Rb1 64. Kg6 Re1 65. Ra8+ Re8 66.
Ra2 Re1 67. Rd2 Re3 68. Rd8+ Re8 69. Rd7 Re1 70. Ra7 Re2 71. Kf5 Rc2 72. Be5
Rc6 73. Bf6 Rc2 74. Rb7 Rc1 75. Kg6 Re1 76. Rh7 Ke8 77. Kf5 Rb1 78. Bd4 Kd8 79.
Ke6 Kc8 80. Be5 Rc1 81. Bf4 Rc4 82. Bd6 Rc2 83. Kd5 Kd8 84. Ra7 Rc1 85. Rb7 Kc8
86. Rf7 Kd8 87. Bc5 Ke8 88. Rf2 Kd7 89. Rf7+ Ke8 90. Ra7 Rf1 91. Bd6 Rf7 92.
Ra1 Kd7 93. Be5 Ke7 94. Ra8 Kd7 95. Ra6 Ke7 96. Rd6 Rf1 97. Rh6 Rf7 98. Bd6+
Kd7 99. Rh5 Rg7 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "2"]
[White "van Riemsdijk, Herman C"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "52"]
[EventDate "2007.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Qa5 8. Bd2
Nbc6 9. Bd3 Bd7 10. O-O c4 11. Be2 f6 12. exf6 gxf6 13. Nh4 O-O-O 14. f4 Ng6 ({
RR} 14... Rdg8 15. Bg4 Ng6 16. Nxg6 hxg6 17. Qe1 Nd8 18. Rf2 {1/2-1/2 (18)
Rathanvel,V (2478)-Haimovich,T (2372) Biel SUI 2022}) 15. Qe1 $146 ({RR} 15.
Nf3 Nce7 16. g4 Qc7 17. Qc1 h5 18. g5 Rdf8 19. gxf6 Rxf6 20. Ne5 Be8 21. Kh1
Rhf8 22. Rf3 Nxe5 23. dxe5 Rg6 24. Rf2 d4 25. Bf3 Bc6 26. Qd1 dxc3 27. Be3 Nf5
28. Qe2 Nh4 29. Raf1 Nxf3 {Marton,Z (2255)-Barsov,A Budapest 1989 0-1 (39)}) ({
RR} 15. Nf3 h6 16. Qc1 e5 17. fxe5 fxe5 18. dxe5 Ngxe5 19. Nd4 Rhg8 20. Kh1 Bg4
21. Bxg4+ Rxg4 22. Nxc6 bxc6 23. Qb2 Rd7 24. Rab1 Qc7 25. Bf4 Re7 26. Qb4 Rg8
27. Qc5 Rge8 28. Bg3 h5 29. h3 Re6 {Skurski,J-Zimolzak,P Warsaw 1999 1-0 (34)})
15... Nxh4 16. Qxh4 Nxd4 17. Bg4 h5 18. Qxf6 Nxc2 19. Rac1 Qc5+ 20. Rf2 hxg4
21. Rxc2 Rxh2 22. Kxh2 Qxf2 23. f5 g3+ 24. Kh3 Rg8 25. Bg5 Qxc2 26. fxe6 Qh7+
0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "3"]
[White "Bittencourt, Jorge"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "72"]
[EventDate "2007.??.??"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7.
Nf3 Be7 8. Bc4 O-O 9. O-O Be6 10. Bb3 Nc6 11. Qe2 Na5 12. Rfd1 Nxb3 13. axb3 ({
RR} 13. cxb3 Qb8 14. Bg5 b5 15. Rd3 ({RR} 15. Ne1 h6 16. Bxf6 Bxf6 17. Nc2 Bd8
18. Nb4 Bb6 19. Ncd5 Bc5 20. Nc6 Qb7 21. b4 Bxd5 22. exd5 Bb6 23. a4) 15... h6
16. Bxf6 ({RR} 16. Be3 Qb7) 16... Bxf6 17. Rad1 Be7 18. Nd5 Bxd5 19. Rxd5 ({RR
} 19. exd5 Qb7 20. Rc3 Rac8 21. Qc2 Rxc3 22. bxc3 Rc8) 19... Qc7 20. Ne1 Rac8
21. g3 ({RR} 21. Nd3 Qa7) 21... f5 22. exf5 Rxf5 23. Qe4 ({RR} 23. f4 Qa7+ 24.
Kh1 Rcf8 25. Nd3 Qb7 26. Qe4) 23... Rcf8 24. R1d2 h5 25. Rc2 Qa7 26. Nd3 h4 27.
Kg2 ({RR} 27. Nf4 Bg5 28. Nh3 Be7 29. Rd3 hxg3 30. hxg3 Qd7 31. f3) ({RR} 27.
Qg4 hxg3 28. hxg3 Rg5 29. Qe6+ Kh7 30. Nc5) 27... hxg3 {Leko,P (2753)-Shirov,A
(2755) Morelia/Linares 2008 CBM 123 [Ftacnik,L] 1/2-1/2 (37)} ({RR} 27... Qd7
28. a4 Rh5 29. Kg1 hxg3 30. hxg3)) 13... Qe8 ({RR} 13... Qc7 14. Bg5 Rac8 15.
Nh4 g6 16. g3 Qc5 17. Rd2 Kg7 18. Ng2 h6 19. Bxf6+ Bxf6 20. Rad1 Rc6 21. h4 Bd8
22. Ne3 b5 23. Ned5 Ba5 24. Qf3 Bxc3 25. Qf6+ Kh7 26. Nxc3 Qb6 27. b4 Qc7 28.
Kg2 {Munguntuul,B (2397)-Munkhzul,T (2259) Almaty KAZ 2023 1-0 (40)}) 14. Nd2
$146 ({RR} 14. Bg5 Qc6 {1/2-1/2 (14) Warakomska,A (2193)-Sowul,B (2081) Krakow
2010}) ({RR} 14. Bg5 Nh5 15. Bxe7 Qxe7 16. Qd2 Rad8 17. Qg5 Nf6 18. Rd3 h6 {
1/2-1/2 (18) Nisipeanu,L (2696)-Van Wely,L (2675) Netherlands 2007}) 14... h6
15. Nc4 Qc6 16. Qd3 Bxc4 17. Qxc4 Qxc4 18. bxc4 Rfc8 19. Ra4 b5 20. cxb5 axb5
21. Rxa8 Rxa8 22. Kf1 b4 23. Nd5 Nxd5 24. Rxd5 Ra2 25. b3 Rxc2 26. Rb5 f5 27.
exf5 Kf7 28. f4 Rc3 29. Ke2 Rxb3 30. fxe5 dxe5 31. Rxe5 Rb2+ 32. Kf3 Bf6 33.
Rb5 b3 34. Rb7+ Kg8 35. Rb4 Rb1 36. Bd4 Bxd4 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "3"]
[White "Matsuura, Everaldo"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B67"]
[PlyCount "116"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f3 Be7 10. Be3 Qc7 11. g4 Ne5 ({RR} 11... Nxd4 12. Bxd4 b5 13. Ne2
e5 14. Be3 Be6 15. Kb1 Nd7 16. Ng3 Nb6 17. Nf5 Bxf5 18. gxf5 Nc4 19. Bxc4 Qxc4
20. Rhg1 g6 21. f4 O-O 22. Qg2 exf4 23. Bd4 Rfc8 24. h4 Bxh4 25. Qh2 Be7 26.
Qxh7+ {Frescura,D (2050)-Alfaro Guillen,J (1983) Montesilvano ITA 2023 1-0})
12. g5 Nh5 13. Kb1 b5 14. Bd3 $146 ({RR} 14. Qg2 b4 15. Nce2 Nc4 16. Bc1 a5 17.
Ng3 Nxg3 18. hxg3 a4 19. Qe2 Rc8 20. g6 fxg6 21. Bh3 Kf7 22. f4 e5 23. fxe5
Nxe5 24. Rhf1+ Bf6 25. Bxd7 Qxd7 26. Qb5 Rc5 27. Qxb4 Qc7 28. Nb5 Rb8 {Brodsky,
D (2455)-He,A (2337) lichess.org INT 2020 1/2-1/2 (73)}) ({RR} 14. Qg2 b4 15.
Nce2 Nc4 16. Bc1 a5 17. Ng3 Nxg3 18. hxg3 a4 19. Qe2 Rc8 20. g6 fxg6 21. Bh3
Kf7 22. f4 e5 23. fxe5 Nxe5 24. Rhf1+ Bf6 25. Bxd7 Qxd7 26. Qb5 Rc5 27. Qxb4
Qc7 28. Nb5 Rb8 {Brodsky,D (2455)-He,A (2337) lichess.org INT 2020 1/2-1/2 (73)
}) 14... Rb8 15. Qg2 O-O 16. Nce2 Nc4 17. Bc1 e5 18. Nf5 Be6 19. Nfg3 Nf4 20.
Nxf4 exf4 21. Bxf4 Qa5 22. Nf5 Rfe8 23. Bxc4 bxc4 24. Nxe7+ Rxe7 25. c3 Reb7
26. Bxd6 Rxb2+ 27. Qxb2 Rxb2+ 28. Kxb2 Qxg5 29. Rhg1 Qh5 30. Be7 f6 31. Bxf6 g6
32. h4 Qxf3 33. Rgf1 Qxe4 34. Rd8+ Kf7 35. Bd4+ Bf5 36. Rg1 Qxh4 37. Ra8 h5 38.
Rxa6 Qe4 39. Ra7+ Kg8 40. Ka3 h4 41. Rf1 h3 42. Rg7+ Kf8 43. Rh7 Ke8 44. Rf2
Qe6 45. Rb2 Qa6+ 46. Kb4 Bd7 47. Re2+ Kd8 48. Ree7 Qa4+ 49. Kc5 Qc6+ 50. Kb4
Qa4+ 51. Kc5 h2 52. Bf6 Qc6+ 53. Kb4 Qa4+ 54. Kc5 Qc6+ 55. Kb4 Qb6+ 56. Ka3
Qxf6 57. Rxd7+ Ke8 58. Rb7 Qa6+ 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "3"]
[White "Mekhitarian, Krikor"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "173"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bg5 h6 8. Bh4
g5 9. Bg3 Bg7 10. h3 Ne5 11. Nf5 Bxf5 12. exf5 Nbc6 13. Nd5 e6 14. fxe6 fxe6
15. Ne3 O-O 16. Be2 Rc8 ({RR} 16... d5 17. O-O Qb6 18. Rb1 Rad8 19. Re1 Qc5 20.
Bg4 Rde8 21. c3 b5 22. Rc1 Kh8 23. Rc2 a5 24. Bh5 Re7 25. Ng4 Nc4 26. Rce2 e5
27. h4 gxh4 28. Bxh4 Re6 29. Ne3 Nxe3 30. Rxe3 e4 31. Qg4 {So,W (2765)
-Martinez Alcantara,J (2619) chess.com INT 2023 1/2-1/2 (71)}) 17. O-O d5 18.
Re1 Qb6 19. Bh5 $146 ({RR} 19. Rb1 Nd4 20. c3 Nf5 21. Nxf5 Rxf5 22. Bd3 Nxd3
23. Qxd3 Rcf8 24. Qe3 Qxe3 25. fxe3 Be5 26. Bxe5 Rxe5 27. Re2 Re4 28. Rd1 Rf5
29. Rd4 Rfe5 30. Kf2 Kf7 31. Rxe4 Rxe4 32. Rd2 Kf6 33. Rd4 Ke5 {Kollen,Z (2118)
-Beerdsen,T (2009) Dieren 2011 1-0 (52)}) 19... Rcd8 20. Ng4 Nxg4 21. Qxg4 Nd4
22. c3 Nf5 23. Re2 Nxg3 24. Qxg3 Rf4 25. Rd1 e5 26. Qe3 Qxe3 27. fxe3 Rf6 28.
Bf3 Rfd6 29. Red2 b6 30. Bxd5+ Kf8 31. e4 Ke7 32. c4 a5 33. Rd3 Bf6 34. Rf1 Rc8
35. Rb3 Rc5 36. Rff3 Kd7 37. Rf5 Ke7 38. Kf1 Rc8 39. Ke2 h5 40. g3 Rf8 41. Rb5
Rc8 42. Kd3 Rc5 43. Rb3 Rc8 44. Rc3 Rc7 45. Rc2 Rc5 46. b3 Rc8 47. Rcf2 Rh8 48.
h4 gxh4 49. gxh4 Rh7 50. a3 Bxh4 51. Rxe5+ Kd7 52. Rh2 Be7 53. Rexh5 Rxh5 54.
Rxh5 Rg6 55. Rh3 Bxa3 56. e5 Be7 57. Be4 Rg5 58. Kd4 Rg1 59. Kd5 Rd1+ 60. Bd3
Bc5 61. Ke4 Re1+ 62. Kf5 Re3 63. Rh7+ Be7 64. Bc2 Rc3 65. Bd1 a4 66. bxa4 Rxc4
67. Be2 Rh4 68. Bb5+ Kd8 69. Rg7 Rh6 70. Ke4 Rh5 71. Rf7 Rg5 72. Kd5 Rh5 73.
Rf1 Rg5 74. Ke6 Bc5 75. Rd1+ Kc8 76. a5 Rg7 77. a6 Re7+ 78. Kf6 Kb8 79. e6 Rh7
80. Rd8+ Ka7 81. Rd7+ Rxd7 82. exd7 Bf2 83. Ke7 Bh4+ 84. Ke8 Ka8 85. d8=Q+ Bxd8
86. Kxd8 Kb8 87. Kd7 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "3"]
[White "Miranda Jr, Roberto C"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "61"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8.
Bg5 a6 9. Na3 b5 10. Nd5 Qa5+ 11. Bd2 Qd8 12. Bg5 Be7 13. Nxe7 Qxe7 14. c3 O-O
15. Nc2 h6 16. Bxf6 Qxf6 17. Ne3 Ne7 18. g3 $146 ({RR} 18. c4 b4 19. Bd3 g6 20.
O-O Qg5 21. Bc2 Rd8 22. Kh1 Be6 23. Qd2 Rab8 24. Rfd1 Qh5 25. Ba4 f5 26. f3 f4
27. Nd5 Bxd5 28. cxd5 g5 29. Rac1 g4 30. Qe2 gxf3 31. gxf3 Kf7 32. Rc7 Qh3 {
Toth,A (2015)-Hogye,I (2230) Nyiregyhaza 1994 1-0 (51)}) 18... Bb7 19. Bg2 Qg6
20. Nf5 Nc8 21. O-O Re8 22. a4 d5 23. axb5 axb5 24. Rxa8 Bxa8 25. Nh4 Qf6 26.
exd5 e4 27. Re1 Nd6 28. Bf1 Re5 29. Ng2 Rxd5 30. Qa1 Bb7 31. Ne3 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "3"]
[White "Molina, Roberto Junio"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "42"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2
b6 9. Bf4 Bb7 10. b3 Nbd7 11. Rd1 Rc8 12. Nc3 ({RR} 12. Nbd2 c5 13. dxc5 Bxc5
14. Qb2 Qe7 15. Ne5 Ba3 {1/2-1/2 (15) Zidek,V (2127)-Vylicil,A (1927) Czech
Republic CZE 2023}) 12... c5 13. Nb5 cxd4 $146 ({RR} 13... a6 14. Nd6 Bxd6 15.
Bxd6 Re8 16. dxc5 bxc5 17. cxd5 exd5 18. Rac1 Ne4 19. Bf4 Qb6 20. Bh3 Rcd8 21.
Ng5 Ndf6 22. Bf5 c4 23. Nxe4 Nxe4 24. Bxe4 Rxe4 25. bxc4 Rxc4 26. Rb1 Rxc2 27.
Rxb6 Ba8 28. Rdb1 {Ott,F (2006)-Peters,T (1819) Oberhof 2012 1/2-1/2 (34)}) 14.
Nxa7 Rc5 15. Rxd4 Qa8 16. Nb5 dxc4 17. Bd6 Bxd6 18. Nxd6 cxb3 19. Qxb3 Bd5 20.
Qd3 e5 21. Rh4 e4 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "3"]
[White "Vescovi, Giovanni"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "E18"]
[PlyCount "59"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2
Bf6 9. Rc1 c5 10. d5 exd5 11. cxd5 Nxc3 12. Bxc3 d6 13. Nd2 ({RR} 13. e4 Re8
14. Re1 Nd7 15. Bf1 a6 16. a4 Bc8 17. Nd2 Bxc3 18. bxc3 Rb8 19. Rb1 Qf6 20. Qc2
Qh6 21. f4 g5 22. fxg5 Qxg5 23. Nf3 Qh5 24. Bg2 Ne5 25. Nxe5 Rxe5 26. Qd3 Kg7
27. Rf1 b5 {Rohith,K (2385)-Jirasek,P (2315) Ostrava CZE 2023 1-0 (42)}) 13...
Nd7 14. Ne4 Bxc3 $146 ({RR} 14... Be7 15. f4 b5 16. b3 Re8 17. Nf2 Bf6 18. e4
Qb6 19. g4 Bxc3 20. Rxc3 Nf8 21. g5 a5 22. f5 a4 23. Qh5 axb3 24. axb3 Ra2 25.
f6 c4 26. fxg7 Kxg7 27. Rf3 Ng6 28. Kh1 Rxf2 29. R3xf2 {Frisk Kockum,A (2280)
-Lindberg,H (2268) Sweden 2009 1-0 (41)}) 15. bxc3 Nf6 16. Nxf6+ Qxf6 17. e4 c4
18. f4 Rac8 19. Qd2 Rc5 20. Rce1 Re8 21. e5 dxe5 22. fxe5 Qd8 23. Qf4 Bxd5 24.
Rd1 Re7 25. Rd4 Qa8 26. Rfd1 Bxg2 27. Rd8+ Re8 28. R1d7 Bd5 29. Rxa8 Rxa8 30.
Qd4 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "4"]
[White "Diamant, Andre"]
[Black "Miranda Jr, Roberto C"]
[Result "1/2-1/2"]
[ECO "B32"]
[PlyCount "142"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8.
Qxf6 Nxf6 9. Nc3 Nb4 10. Bd3 d5 11. exd5 Nfxd5 12. Nxd5 Nxd5 13. Bd2 O-O ({RR} 
13... Be6 14. O-O f6 15. Rad1 Kf7 16. c4 Ne7 17. b3 Bf5 18. Ba5 b5 19. Be2 Be6
20. Bf3 Rac8 21. cxb5 axb5 22. Rd2 h5 23. Ra1 Bg4 24. Bxg4 hxg4 25. a4 Ke6 26.
axb5 {1/2-1/2 (26) Dolmatov,S (2535)-Sosonko,G (2545) Amsterdam 1980}) 14. c4 (
{RR} 14. O-O Be6 15. Rfe1 f6 16. f4 b5 17. fxe5 f5 18. a4 b4 19. a5 Rfd8 20.
Kf2 b3 21. Ke2 f4 22. h3 bxc2 23. Bxc2 Rab8 24. Rab1 Rb5 25. Bd3 Rb3 26. Bxa6
Ne3 27. Bxe3 fxe3 28. Red1 Ra8 {Mouhamad,J (2244)-Novikov,E (2276) chess.com
INT 2023 0-1 (34)}) 14... Ne7 $146 ({RR} 14... Nf6 15. O-O-O Be6 16. b3 Rac8
17. Kb2 Bg4 18. Rde1 Rcd8 19. Kc3 Rd7 20. Bg5 h6 21. Be3 Rc8 22. Bc1 Nd5+ 23.
Kb2 Nb4 24. Bb1 Nc6 25. f3 Be6 26. Rd1 Rcd8 27. Rxd7 Rxd7 28. a3 Kf8 29. Be3 {
Proudian,A (2223)-Cavalcanti,F (2290) Maringa 2012 1-0 (58)}) 15. O-O-O Nc6 16.
Rhe1 Be6 17. Bc3 Rfc8 18. b3 f6 19. Kb2 Rd8 20. Be4 Rxd1 21. Rxd1 Rd8 22. Rxd8+
Nxd8 23. Ba5 Nc6 24. Bc7 g6 25. Kc3 Kf7 26. b4 Ke7 27. b5 axb5 28. cxb5 Nd4 29.
a4 Bc8 30. Kc4 Ne6 31. Bb8 Nf8 32. a5 Nd7 33. Bc7 f5 34. Bd5 Nf6 35. Bxe5 Nxd5
36. Kxd5 Be6+ 37. Kc5 Kd7 38. b6 Kc8 39. Kd6 Bc4 40. Ke7 Bf1 41. g3 Bd3 42. h3
Be4 43. g4 fxg4 44. hxg4 Bf3 45. g5 Be4 46. f4 Bd3 47. Kf6 Be4 48. Kg7 Bd3 49.
Kxh7 Bf5 50. Kg7 Bd3 51. Kf6 Bf5 52. Ke7 Bd3 53. Kd6 Be4 54. Kc5 Kd7 55. a6
bxa6 56. f5 gxf5 57. g6 Ke6 58. Kd4 Bb7 59. Ke3 Ke7 60. Kf4 Bc8 61. Kg5 Kf8 62.
Bd6+ Kg7 63. Bb4 Kh8 64. Bc3+ Kg8 65. Kf4 Kf8 66. Ba5 Kg8 67. Ke5 Kg7 68. Kd6
Bb7 69. Kc7 Bg2 70. b7 Bxb7 71. Kxb7 Kxg6 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "4"]
[White "Mekhitarian, Krikor"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "E15"]
[PlyCount "43"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb7 6. Bg2 c5 7. d5 exd5 8. cxd5
Bxd5 9. Nc3 Bc6 10. e4 d6 11. Bf4 Nbd7 12. O-O-O Qb8 13. e5 Nh5 14. Rhe1 Nxf4
15. gxf4 d5 16. e6 $146 ({RR} 16. Nxd5 Qb7 17. e6 Bxd5 18. exd7+ Kd8 19. Qd3
Be6 20. f5 c4 21. Qe4 Rb8 22. fxe6 fxe6 23. Qxb7 Rxb7 24. Ng5 {1-0 (24)
Pantaleoni,C (2219)-Grooten,H (2379) Porto Mannu 2007}) 16... Qxf4+ 17. Kb1 Nf6
18. Ne5 Bb7 19. Bxd5 Nxd5 20. Nxd5 Bxd5 21. exf7+ Kd8 22. Rxd5+ 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "4"]
[White "Milos Jr, Gilberto"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "E34"]
[PlyCount "47"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Qf5 7. Qd1 Bd7 $146
({RR} 7... Ne4 8. Bd2 Nxd2 9. Qxd2 c5 10. a3 cxd4 11. axb4 dxc3 12. Qxc3 O-O
13. e3 Qf6 14. Qxf6 gxf6 15. Be2 Na6 16. b5 Nc7 17. Rc1 Nd5 18. Bc4 Nb6 19. Bd3
Bd7 20. Ke2 Rfc8 21. Rxc8+ Rxc8 22. Ra1 {Shcherbakov,R (2510)-Lukacs,P (2490)
Budapest 1994 1-0 (45)}) ({RR} 7... O-O 8. e3 Ne4 9. Bd2 Nxd2 10. Qxd2 Nd7 11.
Bd3 Qa5 12. Qc2 h6 13. O-O c5 14. a3 Bxc3 15. Qxc3 Qxc3 16. bxc3 b6 17. a4 Bb7
18. a5 Rfc8 19. Rfb1 Kf8 20. Kf1 Ke7 21. Ra3 Bc6 22. Ba6 {Vitiugov,N (2729)
-Karjakin,S (2762) Nizhnij Novgorod 2013 1/2-1/2}) ({RR} 7... Nc6 8. e3 O-O 9.
Bd3 Qh5 10. O-O Rd8 11. Ne2 Bd6 12. h3 Qa5 13. a3 e5 14. Bd2 Qb6 15. Nc3 Be6
16. b4 a6 17. Ng5 exd4 18. Nce4 Nxe4 19. Bxe4 g6 20. Nxe6 fxe6 21. Qg4 Re8 22.
Rac1 {Moreno Ruiz,J (2450)-Cruz Ramirez,N (2037) Linares ESP 2018 1/2-1/2 (59)}
) ({RR} 7... Ne4 8. Bd2 Nxd2 9. Qxd2 Nd7 10. e3 Nf6 11. Bd3 Qa5 12. O-O O-O 13.
Rfc1 c6 14. a3 Be7 15. b4 {1/2-1/2 (15) Vorobiov,E (2325)-Krivonogov,A Moscow
1995}) 8. g3 Ne4 9. Bd2 Nc6 10. Nxe4 Qxe4 11. Bc3 e5 12. dxe5 Bxc3+ 13. bxc3
Nxe5 14. Nxe5 Qxe5 15. Qd4 Qa5 16. Bg2 O-O 17. O-O Rad8 18. Qb4 Qxb4 19. cxb4
c6 20. Rfd1 Bg4 21. Kf1 Rfe8 22. Rxd8 Rxd8 23. Ke1 Kf8 24. a4 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "4"]
[White "Santiago, Yago"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "A05"]
[PlyCount "84"]
[EventDate "2007.??.??"]

1. Nf3 Nf6 2. b3 g6 3. g3 Bg7 4. Bb2 c5 5. Bg2 d5 6. O-O Nc6 7. d3 O-O 8. Nbd2
d4 9. a3 ({RR} 9. c4 e5 10. a3 a5 11. b4 axb4 12. axb4 Rxa1 13. Qxa1 cxb4 14.
Nb3 Re8 15. Nfd2 Bg4 16. Re1 Qc7 17. Qa4 Bd7 18. Nc5 Bc8 19. Ra1 Bf8 20. Ndb3
Nd7 21. Qb5 Nxc5 22. Nxc5 Kg7 23. Ra8 Rd8 {Babazada,K (2429)-Hakobyan,A (2602)
chess.com INT 2021 0-1 (45)}) ({RR} 9. a4 Nd5 10. Nc4 Bg4 11. h3 Be6 12. Ng5
Bc8 13. Ne4 b6 14. Kh2 h6 15. e3 f5 16. Ned2 e5 17. e4 Nde7 18. exf5 gxf5 19.
f4 Rb8 20. fxe5 Be6 21. Nf3 Ng6 22. Qd2 Kh7 23. Rae1 Rg8 {Ansh,M (2166)-Postny,
E (2570) chess.com INT 2023 0-1 (44)}) 9... Nd5 10. Re1 Rb8 11. Nf1 $146 ({RR} 
11. Qc1 Bh6 12. Qd1 b6 13. Nf1 Bg7 14. Qc1 Bg4 15. h3 Bc8 16. e4 dxe3 17. Nxe3
Nc3 18. Nd1 Nb5 19. Bxg7 Kxg7 20. Qb2+ f6 21. Nd2 Bb7 22. Ne3 Ne5 23. f4 Bxg2
24. Kxg2 Nc6 25. a4 Nbd4 {Vasiljev,D (2242)-Kovacs,A (2166) Kecskemet 1999 1-0
(50)}) 11... b5 12. Qc1 c4 13. dxc4 bxc4 14. bxc4 Nb6 15. e3 e5 16. Nxd4 Nxd4
17. exd4 Nxc4 18. Bc3 exd4 19. Bb4 Re8 20. Qg5 Be6 21. Qxd8 Rexd8 22. Rab1 Bf6
23. a4 Bf5 24. Bc5 Rxb1 25. Rxb1 a5 26. Rc1 Rc8 27. Ba7 Nb2 28. g4 Rxc2 29. Re1
Bxg4 30. h3 Be2 31. Bb6 Nc4 32. Bc5 d3 33. Bd5 Kg7 34. Be3 Bc3 35. Rb1 d2 36.
Nxd2 Nxd2 37. Rb7 Nf3+ 38. Kg2 Ne5 39. Rc7 Bd3 40. Rxc3 Rxc3 41. Bd4 Ra3 42.
Bxe5+ f6 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "4"]
[White "di Berardino, Diego"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "C92"]
[PlyCount "115"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. a4 h6 12. Nbd2 Bf8 13. Bc2 exd4 14. cxd4 Nb4 15.
Bb1 c5 16. d5 Nd7 17. Ra3 f5 18. Nh2 c4 19. Rf3 Ne5 20. Rxf5 Bc8 21. Rf3 Nxf3+
22. Ndxf3 Be7 $146 ({RR} 22... bxa4 23. Re3 Bd7 24. Ng4 Rb8 25. Nd4 h5 26. Nh6+
gxh6 27. Rg3+ Bg7 28. Bxh6 Re7 29. e5 dxe5 30. Qxh5 Nd3 31. d6 Rf7 32. Rg6 Nf4
33. Bxf4 exf4 34. Nf3 Rb5 35. Ng5 Rxg5 36. Rxg5 Be6 37. Bg6 {Nijboer,F (2567)
-Perez Candelario,M (2474) Sanxenxo 2004 0-1 (61)}) ({RR} 22... bxa4 23. Bd2
Nd3 24. Bxd3 cxd3 25. Bc3 Bd7 26. Qxd3 Rc8 27. Nd4 a3 28. bxa3 Qc7 29. Re3 Be7
30. Nhf3 Bf6 31. Kh2 Qxc3 32. Qxc3 Rxc3 33. Rxc3 Rxe4 34. Rc7 Bxd4 35. Nxd4
Rxd4 36. Rxd7 Rxd5 37. f3 {Stockfish 8-AlphaZero London ENG 2018 1/2-1/2 (184)}
) 23. Qd2 Nd3 24. Bxd3 cxd3 25. Qxd3 Bf6 26. axb5 axb5 27. Bd2 Bxb2 28. Qxb5
Bf6 29. Ng4 Bxg4 30. hxg4 Qc8 31. g5 hxg5 32. Bxg5 Bxg5 33. Nxg5 Qc3 34. Rf1
Qe5 35. f4 Qd4+ 36. Kh2 Rf8 37. Qd7 Rf6 38. Rf3 Rh6+ 39. Rh3 Qf6 40. Qg4 Rxh3+
41. Nxh3 Rf8 42. Qd7 Rd8 43. Qg4 Rf8 44. Qe6+ Kh8 45. Kg3 Qxe6 46. dxe6 Ra8 47.
f5 Kg8 48. Nf4 Ra3+ 49. Kg4 Re3 50. f6 gxf6 51. Kf5 Re1 52. Nd5 Kf8 53. Kxf6
Rxe4 54. e7+ Ke8 55. Nc7+ Kd7 56. e8=Q+ Rxe8 57. Nxe8 Kxe8 58. Ke6 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "4"]
[White "van Riemsdijk, Herman C"]
[Black "Molina, Roberto Junio"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "95"]
[EventDate "2007.??.??"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Qa4+ Nbd7 6. Nc3 g6 7. Nf3 Bg7 8.
Qb3 O-O 9. Bc4 a6 10. a4 Nc5 ({RR} 10... Nb6 11. d3 Bf5 12. Be3 Nbd7 13. O-O
Qb8 14. h3 h6 15. Rfe1 g5 16. Bd2 Re8 17. Qa3 Bf8 18. Qa2 Nc5 19. d4 Nd3 20.
Re3 Nf4 21. Ne5 Qd6 22. Rf3 b5 23. Bxf4 gxf4 24. Rxf4 Bh7 25. Bf1 {Bareev,E 
(2715)-Panarin,M (2482) chessassistantclub.com INT 2004 1-0 (45)}) 11. Qa3 Qd6
$146 ({RR} 11... Qc7 12. O-O Bg4 13. d4 Nce4 14. Ne5 Nxc3 15. bxc3 Bf5 16. Qb3
Ne4 17. Bf4 g5 18. Be3 Rac8 19. f4 Nd6 20. Be2 Qxc3 21. Ra3 Qxb3 22. Rxb3 Bc2
23. Ra3 Nf5 24. fxg5 Nxe3 25. Rxe3 Bxa4 26. Bh5 {Tzermiadianos,A (2420)-Manaj,
K (2000) Athens 1997 1-0 (49)}) ({RR} 11... b6 12. O-O Bf5 13. Nd4 e5 14. Nc6
Qc7 15. a5 Rfe8 16. axb6 Qxb6 17. Qb4 Nfd7 18. Re1 Qc7 19. b3 Bd3 20. Qa5 Qb7
21. Qa3 a5 22. Bb2 e4 23. Na4 Nxa4 24. Bxg7 Kxg7 25. Qxa4 Qc7 26. Qa3 {
Filgueiras,N (2323)-Santiago,Y (2481) chess.com INT 2023 1-0 (42)}) ({RR} 11...
Qc7 12. O-O Bg4 13. Ne1 Rfd8 14. h3 Bf5 15. d4 Nce4 16. Nxe4 Qxc4 17. Nxf6+
Bxf6 18. Nf3 Qxd5 19. Be3 Bxh3 20. Qa2 Qh5 21. Ne5 Bxe5 22. dxe5 Qg4 23. g3 Qf3
{0-1 (23) Protsyuk,S (1836)-Sargsyan,A (2405) lichess.org INT 2020}) 12. O-O
Bg4 13. d4 Nce4 14. Re1 Rac8 15. Nxe4 Nxe4 16. b3 Bxf3 17. gxf3 Qxa3 18. Bxa3
Nd6 19. Rxe7 Nxc4 20. bxc4 Rxc4 21. Rd1 Rd8 22. Rxb7 Bf8 23. Bxf8 Kxf8 24. Rb6
Rxd5 25. Rxa6 Rcxd4 26. Rxd4 Rxd4 27. Ra7 Rd2 28. a5 Ra2 29. Kg2 Kg7 30. Kg3
Kf6 31. a6 h6 32. Ra8 Kf5 33. Ra7 Kf6 34. h3 h5 35. Kf4 Rxf2 36. Rb7 Re2 37.
Rb6+ Kg7 38. a7 Ra2 39. Rb7 Kf6 40. Ke4 Kg5 41. Rxf7 Kh4 42. Kd5 Kxh3 43. Kc6
g5 44. Kb7 h4 45. Rf6 Rxa7+ 46. Kxa7 Kg2 47. Rg6 Kxf3 48. Rxg5 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "5"]
[White "Bittencourt, Jorge"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "71"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 Qb6 7. Nb3 e6 8. Bf4
Be7 9. Qd2 O-O 10. g4 Qc7 11. O-O-O Rd8 12. g5 Ne8 $146 ({RR} 12... Nh5 13. Be3
b5 14. a3 Bb7 15. f4 d5 16. exd5 b4 17. axb4 Bxb4 18. Qf2 Rc8 19. Be2 Bxc3 20.
Bxh5 Bxd5 21. Rxd5 exd5 22. bxc3 Qxc3 23. Kb1 a5 24. Qd2 a4 25. Bxf7+ Kxf7 26.
Qxd5+ Kf8 27. Bc5+ {Petrosian,S (2393)-Koop,T (2152) Germany 2005 1-0 (38)})
13. h4 b5 14. Qf2 b4 15. Na4 Nd7 16. Be3 Rb8 17. Nd2 d5 18. exd5 exd5 19. b3
Nd6 20. Bf4 Nb6 21. Nxb6 Rxb6 22. Bd3 Rc6 23. h5 Qa5 24. h6 g6 25. Qd4 Bf8 26.
Kb1 Nb7 27. Rhe1 Nc5 28. Bf1 Ne6 29. Qf6 Rxc2 30. Kxc2 Nxf4 31. Qxf4 Qxa2+ 32.
Kd3 Bf5+ 33. Ke2 Qb2 34. Kf2 Bc5+ 35. Kg2 a5 36. Kh1 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "5"]
[White "Leitao, Rafael"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "E39"]
[PlyCount "159"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 Be7 8. e4
({RR} 8. Bf4 Nc6 9. Rd1 a6 10. e4 Nh5 11. Bd6 Bxd6 12. Rxd6 Qc7 13. Qd2 Nf6 14.
b4 b6 15. Be2 Rd8 16. O-O Ne8 17. Rd3 Bb7 18. Qe3 Nf6 19. Rfd1 d6 20. Qd2 Ne8
21. h3 Rac8 22. Qe3 Rb8 {Mamedyarov,S (2765)-Yu,Y (2672) Ningbo 2011 1-0 (48)})
({RR} 8. Bg5 a6 9. e3 d6 10. Be2 Nbd7 11. O-O b6 12. Rfd1 Bb7 13. b4 Qc7 14.
Qb3 Rac8 15. Rac1 Rfe8 16. h3 Qb8 17. Bh4 Bf8 18. Bg3 e5 19. Na4 Qa8 20. Ne1
Rc7 21. Bf3 Rec8 22. Bxb7 Qxb7 {Gut,L (1922)-Magold,F (2281) Antalya TUR 2022
0-1 (78)}) 8... d6 9. Be2 a6 10. Bf4 $146 ({RR} 10. e5 dxe5 11. Nxe5 Qc7 12.
Nf3 b6 13. O-O Bb7 14. h3 Nbd7 15. Be3 Rac8 16. Rac1 Bxf3 17. Bxf3 Ne5 18. Be2
Nxc4 19. Nb1 Qb8 {1/2-1/2 (19) Jakab,A (2244)-Vadasz,L (2300) Budapest 1999}) (
{RR} 10. O-O Nbd7 11. Bf4 Qc7 12. Rfd1 b6 13. Qd2 Ne5 14. Nxe5 dxe5 15. Be3 Bb7
16. f3 Rad8 17. Qe1 Bc5 18. Qf2 Bxe3 19. Qxe3 Nd7 20. b4 Nb8 21. Na4 Nc6 22.
Nxb6 Nd4 23. c5 Nc2 24. Qc3 Nxa1 {Cilia Vincenti,D (2189)-Moussa,A (2188)
Mallorca 2004 0-1 (54)}) 10... Nbd7 11. Rd1 Qc7 12. O-O b6 13. Qd3 Ne8 14. b4
Bb7 15. Rd2 Rd8 16. Qc2 Bf6 17. Bd3 h6 18. Rfd1 Ne5 19. Nxe5 Bxe5 20. Bxe5 dxe5
21. Bf1 Nf6 22. f3 Rxd2 23. Qxd2 Rc8 24. Qd6 Qxd6 25. Rxd6 Bc6 26. c5 Ne8 27.
Rd2 b5 28. a4 Rb8 29. axb5 axb5 30. Ra2 Nc7 31. Ra7 Rc8 32. Ra5 Rb8 33. Ra7 Rc8
34. Kf2 Kf8 35. Ra5 Rb8 36. Ra7 Rc8 37. Ke3 Ke8 38. h4 Kd8 39. h5 Rb8 40. g3
Kc8 41. Be2 Rb7 42. Ra1 Kb8 43. Rd1 Na6 44. Rd8+ Ka7 45. Na2 Rb8 46. Rd6 Kb7
47. f4 exf4+ 48. gxf4 Ra8 49. Bxb5 Bxb5 50. Rb6+ Kc7 51. Rxb5 Nb8 52. Nc3 Nd7
53. Kd4 g6 54. hxg6 fxg6 55. Ra5 Rxa5 56. bxa5 h5 57. a6 Nb8 58. Nb5+ Kc8 59.
a7 Nc6+ 60. Ke3 Kb7 61. a8=Q+ Kxa8 62. Nc7+ Kb7 63. Nxe6 Ka6 64. Nd4 Kb7 65. f5
gxf5 66. exf5 Ne7 67. Kf4 h4 68. Kg4 h3 69. f6 h2 70. fxe7 h1=Q 71. e8=Q Qg1+
72. Kf5 Qxd4 73. Qb5+ Kc7 74. Qb6+ Kc8 75. Qc6+ Kd8 76. Qb6+ Kc8 77. Qa6+ Kc7
78. Qa5+ Kd7 79. Qb5+ Kc7 80. Qb6+ 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "5"]
[White "Matsuura, Everaldo"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "B76"]
[PlyCount "46"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Ne4 Qc7
15. Bc5 Rfd8 16. Qh4 h6 17. g4 Nf4 18. Bxe6 Nxe6 ({RR} 18... Rxd1+ 19. Rxd1
Nxe6 20. Be3 Nf4 21. Nf6+ Bxf6 22. Qxf6 Re8 23. Qd6 Ne2+ 24. Kb1 Qb7 25. Qd2
Nf4 26. Bxf4 exf4 27. Qxf4 Kg7 28. h4 c5 29. g5 h5 30. Qf6+ Kh7 31. b3 c4 32.
Kb2 Re6 33. Qc3 {Shahade,G (2476)-Jones,G (2677) chess.com INT 2021 0-1 (49)})
19. Be3 Nf4 20. g5 $146 ({RR} 20. Qf2 Qa5 21. Kb1 Nd5 22. Bc5 Rab8 23. Rd3 f5
24. gxf5 gxf5 25. Ra3 Qb5 26. Rb3 Qa5 27. Ng3 Rxb3 28. axb3 e4 29. Rg1 e3 30.
Qe1 Qxc5 31. Nh5 Rd7 32. c4 Qd4 33. Nxg7 Rxg7 34. Rxg7+ Kxg7 {Birk,S (2265)
-Schuck,S (2197) Wuerttemberg 1999 1-0 (46)}) ({RR} 20. Qf2 Rd5 21. h4 f5 22.
gxf5 gxf5 23. Nc3 Rxd1+ 24. Rxd1 Qf7 25. Qd2 Ne6 26. Bxh6 Rd8 27. Qg2 Rxd1+ 28.
Nxd1 Kh7 29. Bxg7 Nxg7 30. Ne3 Qxa2 {1/2-1/2 (30) Wiesinger,R (2187)-Ebner,H 
(2193) Austria AUT 2023}) ({RR} 20. Bxf4 exf4 21. c3 Qb6 22. Rxd8+ Rxd8 23. Re1
Rb8 24. Qf2 Qa5 25. a3 Qb5 26. Qd2 Qb3 27. Qc2 Qa2 28. Nd2 Qd5 29. Re2 Qc5 30.
Qd3 Qg1+ 31. Kc2 Qb6 32. Nc4 Qb3+ 33. Kc1 Bf6 34. Nd6 Rd8 {Lubbe,N (2410)
-Wendel,S (2264) Germany 2012 1-0 (56)}) 20... Ng2 21. Qf2 Nxe3 22. Qxe3 hxg5
23. Qxg5 Rd5 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "5"]
[White "Miranda Jr, Roberto C"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B89"]
[PlyCount "52"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 a6 8. Qe2
Qc7 9. Bb3 Na5 10. O-O-O b5 11. Bg5 Be7 12. Bxf6 ({RR} 12. f4 O-O 13. Kb1 Nxb3
14. axb3 Re8 15. Rhf1 Bb7 16. e5 dxe5 17. fxe5 Nd7 18. Bxe7 Rxe7 19. b4 Rf8 20.
Nb3 h6 21. g3 Rc8 22. Rd6 Nb6 23. Nc5 Nc4 24. Rfd1 Nb6 25. b3 Ra8 26. Kb2 Bc6 {
Kanovsky,D (2390)-Dydyshko,V (2562) Litomysl 2006 0-1 (46)}) 12... Bxf6 13. f4
$146 ({RR} 13. Nf5 Nxb3+ 14. axb3 exf5 15. Nd5 Qd8 16. exf5+ Kf8 17. g4 Bb7 18.
f4 h6 19. Rhg1 Rc8 20. Qd3 Kg8 21. Kb1 Rc5 22. Ne3 d5 23. c3 Rc8 24. Nxd5 Bxd5
25. Qxd5 Qxd5 26. Rxd5 Rd8 27. Rxd8+ Bxd8 {Bertrand,Q (2063)-Dubessay,B (2212)
Troyes 2010 0-1 (37)}) 13... O-O 14. Rd3 b4 15. Nb1 Nxb3+ 16. axb3 Bb7 17. Rhd1
Rac8 18. g4 e5 19. g5 exd4 20. gxf6 Bxe4 21. R3d2 d3 22. Rxd3 Bxd3 23. Qxd3 d5
24. Rf1 Rfe8 25. c3 Qb6 26. Kc2 Qxf6 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "5"]
[White "Molina, Roberto Junio"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "101"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. Nc3 O-O 6. g3 d6 7. Bg2 e5 8. O-O
Bxc3 9. Bxc3 Ne4 ({RR} 9... e4 10. Ne1 d5 11. Nc2 Nc6 12. Ne3 Rd8 13. Qb3 dxc4
14. Qxc4 Be6 15. Qa4 a6 16. Rfd1 b5 17. Qc2 b4 18. Bxe4 Nxe4 19. Qxe4 bxc3 20.
Qxc6 cxb2 21. Rab1 Rab8 22. d5 Bh3 23. Qc3 Qb4 24. Qxb4 {Sjugirov,S (2705)
-Timofeev,A (2576) chess.com INT 2023 0-1 (40)}) ({RR} 9... e4 10. Ne1 d5 11.
Nc2 Re8 12. Ne3 c6 13. Rc1 Be6 14. b3 Nbd7 15. Qd2 Nf8 16. Bb4 Qd7 17. cxd5
cxd5 18. Rc2 Ng6 19. Rfc1 Rac8 20. a4 h5 21. Rxc8 Rxc8 22. Rxc8+ Qxc8 23. Qc3
Qd7 24. h4 {Aaditya,D (2457)-Timofeev,A (2576) chess.com INT 2023 0-1 (50)})
10. Be1 Nc6 11. d5 $146 ({RR} 11. Rc1 f5 12. b4 Nf6 13. d5 Nd8 14. c5 e4 15.
Ng5 Nf7 16. Nxf7 Qxf7 17. cxd6 cxd6 18. f3 Nxd5 19. fxe4 Ne3 20. Qxd6 Nxf1 21.
Rc7 Qf6 22. Bc3 Qxd6 23. Rxg7+ Kh8 24. Rf7+ Kg8 25. Rg7+ Kh8 {Cabrera,A (2533)
-Rios,C (2337) Collado Villalba 2010 1/2-1/2}) 11... Nd8 12. Nd2 Nxd2 13. Bxd2
f5 14. Qc2 f4 15. c5 Bg4 16. Qe4 Bf5 17. Qc4 Nf7 18. gxf4 exf4 19. Bxf4 Rae8
20. e4 Bg6 21. Bg3 dxc5 22. f3 Ne5 23. Qc3 c4 24. b3 b5 25. Bxe5 Qxe5 26. Qxe5
Rxe5 27. bxc4 bxc4 28. Rac1 Rf4 29. Rc3 Bf7 30. Rb1 g5 31. h3 c6 32. Rb8+ Kg7
33. d6 Re8 34. Rxe8 Bxe8 35. Rxc4 Kf6 36. Rc5 Ke6 37. Rxg5 Kxd6 38. Kf2 h6 39.
Ra5 Rf7 40. Bf1 Rg7 41. Bc4 Rb7 42. f4 Rb2+ 43. Ke3 Rh2 44. Bf1 c5 45. Rxa7 h5
46. f5 c4 47. Bxc4 Rxh3+ 48. Kd4 Rh4 49. Bd5 Rg4 50. Rh7 h4 51. a3 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "5"]
[White "Vescovi, Giovanni"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "D43"]
[PlyCount "111"]
[EventDate "2007.??.??"]

1. d4 {Stohl,I} d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 ({RR} 6. Bh4
) 6... Qxf6 7. Qb3 ({RR} 7. e3 Nd7 8. Bd3 dxc4 9. Bxc4 g6) ({RR} 7. e4 dxe4 8.
Nxe4 Bb4+) 7... Nd7 ({RR} 7... g6 8. e4) ({RR} 7... a5 8. e4 dxe4 ({RR} 8... a4
9. Qc2 dxe4 10. Nxe4 Bb4+ 11. Kd1 Qd8 12. c5 O-O 13. a3 Ba5 14. Qxa4 b5 15. Qc2
({RR} 15. cxb6 Bb7 16. Nc5 Bxb6 17. Nxb7 Rxa4 18. Nxd8 Rxd8 19. Kc2 Bxd4 20.
Kb3 Ra7 21. Nxd4 Rxd4 22. Kc3 Rf4 23. Rd1) 15... e5 16. Nd6 exd4 17. Qe4 Be6
18. Bd3 g6 19. Qf4 Kg7 20. Nxd4 Qf6 21. Qxf6+ Kxf6 22. Be4 Ra6 23. Kc2) 9. Nxe4
Bb4+ 10. Kd1 Qf4 11. Bd3 f5 ({RR} 11... Be7 12. Ne5 h5 13. g3 Qh6 14. Qb6) 12.
Nc3 ({RR} 12. Ng3 c5 13. a3 a4 14. Qc2 Ba5 15. d5 ({RR} 15. Ne2 Qd6 ({RR} 15...
Qg4 16. Ne5 Qxg2 17. Rg1 Qxf2 18. Qxa4+ Nd7 19. b4 cxd4 20. Rxg7 Qf1+ 21. Kc2
Qxa1 22. Nxd7 b5 23. Qxb5) 16. Qxa4+ Bd7 17. Qc2 Nc6 18. dxc5 Qxc5 19. Nc1 Bc7
20. Nb3 Qe7) 15... O-O 16. Qe2 exd5 17. cxd5 Bd7 ({RR} 17... Qd6) 18. Qe5 Qxe5
({RR} 18... Bc7) 19. Nxe5 f4 20. Ne4 Re8 21. Nc4 b6 22. Kc2 Rf8 23. Rad1 Bf5
24. Ned6) 12... c5 13. d5 O-O 14. a3 a4 ({RR} 14... Bxc3 15. Qxc3 exd5 16. cxd5
Bd7) 15. Nxa4 Ba5 ({RR} 15... b5 16. Nb6) 16. Nb6 Ra6 17. Nxc8 Rxc8 18. Qxb7
Rd8 19. Kc2 e5 20. b4 e4 21. bxa5 exd3+ 22. Kxd3) ({RR} 7... dxc4 8. Qxc4 Nd7
9. Rd1 ({RR} 9. e4 e5 10. O-O-O ({RR} 10. d5 Nb6 11. Qb3 Bc5 ({RR} 11... Bg4))
10... Be7 11. Kb1 O-O 12. Be2 exd4 13. Qxd4 Qxd4 14. Nxd4 Nb6 ({RR} 14... Ne5)
15. f4 Bb4 16. Kc2 Bd7 17. a3 Bxc3 18. Kxc3 Rfe8 19. Bf3 Rad8 20. Nb3 Na4+ 21.
Kc2 Bc8 22. Rd4 Rxd4 23. Nxd4 Nc5) ({RR} 9. g3 e5 10. O-O-O ({RR} 10. Bg2 exd4
11. Ne4 ({RR} 11. Nxd4) 11... Qe7 12. Qxd4 Qb4+ 13. Nc3 Nf6 14. O-O-O Be6 15.
a3 Qa5 16. Qe5 Qxe5 17. Nxe5 Rd8 18. Kc2 Bd6 19. Nd3 O-O) 10... Be7 11. Ne4 Qf5
12. Qc2 O-O 13. h4 exd4 14. Nxd4 Qa5 15. Kb1 Nf6 16. e3 Nd5 17. a3 Bg4 18. Be2
Bxe2 19. Nxe2 Nf6 20. Nd6) 9... g6 ({RR} 9... e5 10. dxe5 Nxe5 11. Qe4 Bd6 12.
Rxd6) ({RR} 9... Qe7) 10. g3 ({RR} 10. e4 e5 11. d5 Nb6) 10... Bg7 11. Bg2 ({RR
} 11. Bh3 O-O 12. O-O Qe7 13. Ne4 Rb8 14. a3 Re8 15. b4 a5 16. Nc5 axb4 17.
axb4 Ra8 18. Qb3 Rd8 19. Rd2 e5 20. Bxd7 Bxd7 21. dxe5 Bh3) 11... O-O 12. O-O
e5 ({RR} 12... Qe7 13. Ne4 Kh7) 13. Ne4 Qe7 14. d5 cxd5 ({RR} 14... Nb6 15. d6)
15. Qxd5 Nb6 16. Qc5 Qxc5 17. Nxc5 e4 18. Nd4 f5 19. b3 Rf7 20. Nb5 ({RR} 20.
Nde6 Bxe6 21. Nxe6 Re8) 20... a6 21. Nd6 Rc7 22. b4) 8. e4 dxe4 ({RR} 8... dxc4
9. Bxc4 b5 10. Bd3 ({RR} 10. Be2 e5 11. d5) 10... e5 11. dxe5 Nxe5 12. Nxe5
Qxe5 13. O-O Bd6 14. f4 Qc5+ 15. Kh1 Be6 16. Qd1 Rd8 17. Rc1 ({RR} 17. e5 Bc7
18. Qe2) 17... Bxf4 18. Rxf4 Qd6 19. Rf3 Bg4 20. Be2 Bxf3 21. Bxf3 Qf4 22. Qe1
O-O 23. Rc2) 9. Nxe4 Qf4 ({RR} 9... Qd8 10. O-O-O ({RR} 10. Bd3 Qa5+ {RR} 11.
Nc3 Bd6 ({RR} 11... c5 12. d5 exd5 13. cxd5) 12. O-O O-O 13. c5) 10... Qc7 11.
Kb1 Be7 12. Bd3 O-O 13. Rhe1 c5 14. d5 exd5 15. cxd5 Bd6 16. Ka1 Rd8 17. Bb1
Nf8 18. Nxd6 Qxd6 19. Ne5 Bd7 20. f4 Rac8 21. g3 b5 22. Qf3 c4 23. Nc6) 10. Bd3
({RR} 10. Qe3 Bb4+ 11. Ke2 Qxe3+ 12. Kxe3 f5 13. Ned2 c5 14. a3 cxd4+ 15. Nxd4
Bc5 16. b4 Bxd4+ 17. Kxd4 Ke7 18. Re1 Rd8 19. Kc3 a5 20. c5 axb4+ 21. axb4 Nf6
22. Bc4 b6) 10... e5 ({RR} 10... Nf6 11. Nxf6+ Qxf6 ({RR} 11... gxf6 12. O-O
Rg8 13. Be2 Bd6 14. g3 h5 15. Kh1 Qg4 16. Qe3 Bd7 17. d5 cxd5 18. cxd5 Qf5 19.
Rad1 e5 20. Nd2 Be7 21. f4 exf4 22. Rxf4 Qxd5+ 23. Ne4 Qe5 24. Nxf6+ Bxf6 25.
Re4 Bc6 26. Bb5) 12. O-O Bd6 13. Rfe1 O-O 14. c5 Bc7 15. Ne5 b6 16. Qa4 b5 17.
Qc2) ({RR} 10... Be7 11. O-O O-O 12. Rfe1 c5 ({RR} 12... e5 13. Ng3) ({RR} 
12... Rd8 13. Rad1 Qc7 14. Ng3 Nf8 15. Qc3 a5 16. a3 a4 17. Ne5 Qa5 18. Qc1 Bd7
19. c5 b5 20. Be4 Qc7 21. Qc3 Be8 22. Ne2 Ra6 23. Nc1 Nd7 24. Nxd7 Rxd7 25. Nd3
Rd8 26. Ne5) 13. d5 exd5 ({RR} 13... Nb6 14. Rad1) 14. Nc3 Nb6 15. Nxd5 Nxd5
16. cxd5 Bd6 17. g3 Qf6 18. Nd2 Bh3 19. Ne4 Qf3 20. Bf1 Qxb3 21. axb3 Bxf1 22.
Nxd6 Ba6 23. Re7 Rfd8 24. Nxb7 Bxb7 25. Rxb7) 11. O-O ({RR} 11. dxe5 Nxe5 12.
Nxe5 Qxe5 13. O-O Be7 14. f4 ({RR} 14. Rae1 O-O 15. Re3 Qa5 16. Bb1 Rd8 17. a3
Rb8 18. Qc2 Bf5 19. b4 Qe5 20. Qe2 Qd4 21. Re1 Bf8 22. c5 Bg6 23. h3 b6) 14...
Qd4+ ({RR} 14... Qc7 15. f5) 15. Kh1 f5 ({RR} 15... g6 16. Rad1 O-O 17. Bb1 Qb6
18. Qc3 Bg4 19. c5 Qc7 20. Rd6) 16. Rae1 O-O 17. Ng3 Bh4 ({RR} 17... Bc5 18.
Re5 g6 19. Ne2 Qd6 20. Rd1 b6 21. Bxf5 Qf6 22. Bxc8 Raxc8 23. Qc3) 18. Re5 Bf6
19. Nxf5 Bxf5 20. Rxf5 Rad8 ({RR} 20... Qxb2) 21. Bb1 Rfe8) 11... exd4 ({RR} 
11... f5 12. Ng3 ({RR} 12. Rfe1 fxe4 13. Rxe4) 12... e4 13. Rfe1 Kd8 ({RR} 
13... Nf6 14. Ne5) 14. Nxe4 ({RR} 14. Bxe4 fxe4 15. Rxe4 Qf7 16. Qc2) 14...
fxe4 15. Rxe4 Qf7 16. Rae1) ({RR} 11... Be7 12. Rfe1 exd4 13. Ng3 ({RR} 13.
Nxd4 O-O 14. Bc2 Nf6 ({RR} 14... Nc5 15. Qc3 Ne6 16. Rad1 Rd8 17. Ne2 Qc7 18.
Rxd8+ Qxd8 19. c5 b6 20. N2g3 Nxc5 21. Nxc5 Bxc5 22. Nh5 Qg5 23. Re8+ Bf8 24.
Re5 Qc1+ 25. Re1 Qg5) 15. Rad1 g6 16. Nxf6+ ({RR} 16. Qc3 Nxe4 17. Rxe4 Qc7 18.
Qe3 Bg5 19. f4 Bf6 20. f5 Bg5 21. Qf2 Qb6) 16... Bxf6 17. Re4 Qc7 18. Qe3 Kg7
19. h4 h5 20. Rf4 Re8 21. Qxe8 Qxf4 22. Nf3 Rb8 23. Qe4 Qxe4 24. Bxe4 Bg4 25.
Rd2 Re8 26. Bd3 Rd8) 13... Nc5 14. Qa3 Qd6 ({RR} 14... Ne6 15. c5) 15. Bf5 Ne6
16. Qxd6 Bxd6 17. Nxd4 Bxg3 18. hxg3 Ke7 19. Re4 Kf6 20. Bxe6 Bxe6 21. Nxe6
fxe6 22. Rae1) 12. Nxd4 ({RR} 12. Rae1 Be7 13. Bb1 ({RR} 13. Nxd4 O-O) ({RR} 
13. Ng3 Nc5 14. Qa3 Ne6 15. c5 O-O 16. b4) 13... O-O 14. Ng3 Nc5 15. Qa3 Qc7
16. Nxd4 Rd8 17. Ndf5 Bf8) 12... Nc5 ({RR} 12... Be7 13. Nf5) ({RR} 12... Ne5
13. Bc2 Be7 14. g3 Qg4 15. f4) 13. Nxc5 Bxc5 14. Rae1+ Kf8 ({RR} 14... Kd8) 15.
Ne2 $146 ({RR} 15. Re4 Qf6 16. Qc3 a5 ({RR} 16... Bxd4 17. Rxd4 Be6 ({RR} 17...
g6 18. Rd8+ Qxd8 19. Qxh8+ Ke7 20. Qe5+ Be6 21. Bxg6) ({RR} 17... c5 18. Rd5
Qxc3 19. bxc3)) ({RR} 16... Bd7 17. b4 Bxd4 18. Rxd4 Re8) 17. Rfe1 Bd7 18. R1e3
Bb4 ({RR} 18... Re8 19. Rxe8+ Bxe8 20. Ne6+ fxe6 21. Rf3) ({RR} 18... Qd6 19.
Rg3 Bb4 20. Ne6+ Bxe6 21. Qxg7+ Ke7 22. Rge3 Rag8 23. Rxe6+ Qxe6 24. Rxe6+ Kxe6
25. Qd4) ({RR} 18... h5 19. Rf3 Qd6) 19. Qc2 Qd6 20. Rf3 h5 ({RR} 20... Kg8 21.
c5 ({RR} 21. a3 Bc5 22. Nb3)) ({RR} 20... Re8 21. Ref4 ({RR} 21. c5 Bxc5 22.
Bc4 Rxe4 23. Rxf7+ ({RR} 23. Qxe4 f6 24. Nf5) 23... Ke8 24. Qxe4+ Kd8 25. Rxd7+
Kxd7 26. Qg4+ Kc7 27. Qxg7+ Kb6 28. Qxh8 Bxd4) ({RR} 21. Nf5) ({RR} 21. Rxe8+
Kxe8 ({RR} 21... Bxe8 22. Nf5 Qd8 ({RR} 22... Qc7 23. c5 Qe5 24. Nh4) 23. c5
Qd5 24. Nd6 Qxc5 25. Nxf7 Bxf7 26. Bc4) 22. Nf5 ({RR} 22. a3) 22... Bxf5 23.
Bxf5) 21... Re1+ 22. Bf1 Kg8 23. a3) 21. c5 Bxc5 ({RR} 21... Qxc5 22. Bc4 f6 ({
RR} 22... f5 23. Ne6+ Bxe6 24. Rxe6) 23. a3 b5 24. Nb3 Qa7 ({RR} 24... Qg5 25.
h4 Qh6 26. Be6) ({RR} 24... Qd6 25. Bf1 ({RR} 25. Rd3 Qc7 26. axb4 bxc4 27.
Qxc4) 25... a4 26. Rd3 axb3 27. Qd1) 25. axb4 bxc4 26. Qxc4) 22. Bc4 f6 ({RR} 
22... Be8 23. Ne6+ Kg8 24. Nxc5 Qxc5 25. Bxf7+) 23. Ne6+ Bxe6 24. Rxe6 Qd7 ({RR
} 24... Qd4 25. Rd3) 25. Qf5 ({RR} 25. Qg6 Qd1+ ({RR} 25... Bd4 26. Rd6) 26.
Bf1 Bd4 27. Re2 Rh6 28. Qe4 Bc5 29. Rd3 Qa1 30. Qc4 Be7 31. Qe6 Re8 32. Rd8)
25... Qd4 26. Re4 ({RR} 26. Qg6 Qxc4 27. Rfxf6+ gxf6 28. Qxf6+ Kg8 29. Qg6+ Kf8
30. Qf5+ Kg7 31. Rg6+ Kh7 32. Qxh5#) 26... Qd1+ 27. Bf1 Bd6 ({RR} 27... Bb6 28.
Qe6 Rh6 29. Qe7+ Kg8 30. Rg3 Rh7 31. Rd3 Qc2 32. Rd2 Qxd2 ({RR} 32... Qc1 33.
Qe6+ Kf8 34. Rd7) 33. Bc4+ Qd5 ({RR} 33... Kh8 34. Qe8+ Rxe8 35. Rxe8#) 34.
Qxb7) 28. Rd3 Bxh2+ 29. Kxh2 Qxf1 {Mamedyarov,S (2757)-Topalov,V (2772) Sofia
2007 CBM 118 [Stohl,I] 1-0}) 15... Qc7 16. Ng3 h5 17. Ne4 Be7 18. c5 Be6 19.
Bc4 Rh6 20. Bxe6 Rxe6 21. Qf3 Re8 22. Re3 Kg8 23. Rfe1 g6 24. g3 Kg7 25. h4 Bf8
26. Kg2 Kh8 27. b4 Bh6 28. R3e2 Qe7 29. Kf1 Bg7 30. Nd6 Rxe2 31. Rxe2 Qxe2+ 32.
Qxe2 Rxe2 33. Kxe2 Bc3 34. a3 Bb2 35. Nxb7 Bxa3 36. b5 Bxc5 37. bxc6 Bb6 38.
Nd6 a6 39. Kd3 Kg8 40. Ne8 Kf8 41. c7 Bxc7 42. Nxc7 a5 43. Nd5 Ke8 44. Kc4 Kd7
45. f4 Kd6 46. Ne3 Kc6 47. g4 hxg4 48. Nxg4 Kd6 49. Ne3 Ke6 50. Kd4 Kd6 51.
Nc4+ Ke6 52. Nxa5 Kf5 53. Ke3 Kg4 54. Nc6 Kxh4 55. Ne5 g5 56. Nf3+ 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "6"]
[White "Bittencourt, Jorge"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "C78"]
[PlyCount "28"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5
axb5 9. c3 d6 10. d4 Bb6 11. Na3 O-O 12. Nxb5 Bg4 13. Bc2 Bxf3 14. Qxf3 $146 ({
RR} 14. gxf3 Nh5 15. Kh1 Qf6 16. Ra4 Nf4 17. Rg1 Ne7 18. Be3 Neg6 19. Rg3 Nh5
20. Rg4 h6 21. Na3 Nh4 22. Bd3 Ra8 23. Rxa8 Rxa8 24. Be2 Ng6 25. Nc4 Nhf4 26.
Bf1 Ra2 27. Qb1 Ra4 28. Qd1 Ra2 {Leko,P (2741)-Karjakin,S (2591) Dortmund 2004
1/2-1/2}) ({RR} 14. gxf3 Nh5 15. f4 Nxf4 16. Bxf4 exf4 17. Qg4 Ne7 18. Na3 c5
19. dxc5 Bxc5 20. b4 Bb6 21. Qxf4 Ng6 22. Qg3 d5 23. Rad1 Bc7 24. f4 Qf6 25. e5
Qc6 26. h4 Ra8 27. Nb1 Ra2 28. Rd2 Rfa8 {So,W (2770)-Caruana,F (2835) lichess.
org INT 2020 1/2-1/2 (49)}) ({RR} 14. gxf3 Nh5 15. f4 Qh4 16. Qf3 Nxf4 17. Bxf4
exf4 18. Kh1 Ne7 19. Rg1 Ng6 20. b4 Qf6 21. Ra6 Qe6 22. Bd3 Kh8 23. Rga1 Qf6
24. Qg4 c6 25. Na7 Bxa7 26. Rxa7 c5 27. e5 dxe5 28. R1a6 Qd8 {Kozlovic,J (2263)
-Kuziev,M (2053) Montesilvano ITA 2023 0-1 (39)}) 14... exd4 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "6"]
[White "Diamant, Andre"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "62"]
[EventDate "2007.??.??"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c6 7. a4 Nbd7 8. h3
Qc7 9. a5 e5 10. dxe5 dxe5 11. Be3 Rd8 12. Qc1 Nf8 13. Rd1 Rxd1+ ({RR} 13...
Bd7 14. Bc5 Be8 15. Rxd8 Qxd8 16. Qe3 N6d7 17. Bxa7 Ne6 18. Bc4 Nf4 19. b4 Bh6
20. Nh2 Bg5 21. h4 Bxh4 22. Nf3 Be7 23. Rb1 Bf8 24. Bb6 Qf6 25. g3 Ne6 26. Kg2
Rc8 27. Na4 Bd6 28. c3 {Ljubojevic,L (2600)-Shirov,A (2690) Monte Carlo 1996
1-0 (35)}) 14. Qxd1 Ne6 15. Qd2 Bf8 16. Bc4 $146 ({RR} 16. Ra4 Nh5 17. Bc4 Qd6
18. Qxd6 Bxd6 19. Ra1 Nf6 20. Ng5 Nxg5 21. Bxg5 Kg7 22. Be3 Kf8 23. f3 Ne8 24.
Na4 Ke7 25. c3 Nc7 26. Rd1 Ne6 27. Bf2 f6 28. b4 Bd7 29. Bb3 Nf4 30. Kh2 h5 {
Lehaci,M (2052)-Dragomirescu,A (2260) Olanesti ROU 2019 1/2-1/2 (68)}) ({RR} 
16. Ra4 Nh5 17. Bc4 Qd6 18. Qxd6 Bxd6 19. Ra1 Nf6 20. Ng5 Nxg5 21. Bxg5 Kg7 22.
Be3 Kf8 23. f3 Ne8 24. Na4 Ke7 25. c3 Nc7 26. Rd1 Ne6 27. Bf2 f6 28. b4 Bd7 29.
Bb3 Nf4 30. Kh2 h5 {Lehaci,M (2052)-Dragomirescu,A (2260) Olanesti ROU 2019 1/
2-1/2 (68)}) 16... Bb4 17. Bxe6 Bxe6 18. Nb5 Qe7 19. c3 Nxe4 20. Qd3 Nc5 21.
Qd6 Nb3 22. cxb4 Qxd6 23. Nxd6 Nxa1 24. Nxe5 Nc2 25. Bc5 b6 26. axb6 axb6 27.
Bxb6 Nxb4 28. Bc5 Ra1+ 29. Kh2 Na6 30. Bd4 Rd1 31. Nxc6 Bd7 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "6"]
[White "Mekhitarian, Krikor"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "152"]
[EventDate "2007.??.??"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Bd6 8.
h4 h6 9. Nf4 Bxf4 10. Bxf4 Nf6 11. h5 Bh7 12. O-O ({RR} 12. c3 Nbd7 13. Bd3
Bxd3 14. Qxd3 O-O 15. O-O-O a5 16. f3 b5 17. Ne4 Nxe4 18. fxe4 b4 19. c4 a4 20.
g4 a3 21. b3 Qe7 22. c5 e5 23. Be3 Rfd8 24. g5 exd4 25. Qxd4 Ne5 26. Qa1 Nd3+ {
Hartikainen,J (2101)-Devaev,A (2325) chess.com INT 2023 0-1}) 12... O-O ({RR} 
12... Nbd7 13. Bb3 O-O 14. Re1 Qb6 15. c4 c5 16. d5 exd5 17. cxd5 Qb4 18. Qd2
Qxd2 19. Bxd2 {1/2-1/2 (19) Short,N (2684)-Svidler,P (2690) Santo Domingo 2002}
) 13. Bb3 Re8 $146 ({RR} 13... a5 14. a4 Nd5 15. Bd2 Qh4 16. c3 Nd7 17. Re1
N7f6 18. Bc2 Bxc2 19. Qxc2 Ng4 20. Qe4 Ndf6 21. Qf4 Nxh5 22. Nxh5 Qxh5 23. c4
Qg6 24. Ra3 Nf6 25. Rg3 Nh5 26. Rxg6 Nxf4 27. Rg3 Ng6 28. Rb3 {Mishra,S (2197)
-Swapnil,S (2483) Bhubaneswar 2015 0-1 (56)}) ({RR} 13... Nd5 14. Bd2 Qh4 15.
Bxd5 cxd5 16. c3 Nd7 17. Qf3 Nf6 18. Ne2 Qxh5 19. Qxh5 Nxh5 20. Rfe1 Nf6 21. f3
Rac8 22. Kf2 Rc6 23. g4 Nd7 24. Rh1 Re8 25. Rag1 Ra6 26. a3 e5 27. g5 hxg5 28.
Rxg5 {Malureanu,C (2165)-Manole,S (2052) Brasov 2011 1/2-1/2 (54)}) 14. Re1
Nbd7 15. c4 c5 16. Be5 Qe7 17. Ba4 Red8 18. Bc7 Nb6 19. Bxd8 Rxd8 20. Bc2 Bxc2
21. Qxc2 cxd4 22. Rad1 Qc5 23. b3 Nbd5 24. Ne4 Nxe4 25. Qxe4 Nc3 26. Qh4 f6 27.
Rd3 e5 28. Qg4 Nxa2 29. Rg3 Qe7 30. f4 Nc3 31. fxe5 fxe5 32. Qh3 e4 33. Rxc3
dxc3 34. Qxc3 Qh4 35. Qe3 Re8 36. b4 a6 37. Rd1 Qxh5 38. Rd7 Qg4 39. Rd4 Qe6
40. c5 Kh8 41. Rd6 Qf5 42. Qd4 Qg5 43. Rd5 Qg3 44. Rd6 Kh7 45. Qf2 Qg5 46. Qf7
Re7 47. Qd5 Qe3+ 48. Kh1 Qc1+ 49. Kh2 Qf4+ 50. Kg1 Re5 51. Qd2 Qxd2 52. Rxd2 e3
53. Re2 Kg6 54. Kf1 Kf5 55. Rc2 Re6 56. Ke2 Kf4 57. b5 axb5 58. Rb2 Kg3 59.
Rxb5 Re7 60. Ra5 Kxg2 61. Ra7 Rc7 62. Ra5 Re7 63. Ra7 Rc7 64. Ra5 g5 65. Kxe3
h5 66. c6 g4 67. cxb7 Rxb7 68. Rxh5 Rg7 69. Kf4 g3 70. Ra5 Kg1 71. Kf3 g2 72.
Rb5 Rh7 73. Rb2 Kh1 74. Rxg2 Rf7+ 75. Kg3 Rg7+ 76. Kh3 Rxg2 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "6"]
[White "Milos Jr, Gilberto"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "A87"]
[PlyCount "67"]
[EventDate "2007.??.??"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. d5
Na6 9. Rb1 Nc5 10. Nb5 Qd8 11. Nfd4 a5 12. b3 Bd7 13. Bb2 Qc8 14. Qc2 $146 ({RR
} 14. e3 e5 15. dxe6 Nxe6 16. Nxe6 Bxe6 17. Rc1 Rd8 18. Qc2 c6 19. Nc3 Qc7 20.
Rfd1 Qf7 21. Rd2 Rd7 22. Ne2 d5 23. Nf4 dxc4 24. Nxe6 Qxe6 25. Rxd7 Nxd7 26.
Bxg7 Kxg7 27. Qxc4 Qxc4 28. Rxc4 Kf6 {Varga,P (2420)-Torma,R (2337) Hungary
2007 1/2-1/2 (69)}) 14... c6 15. Nc3 f4 16. Rbd1 Bh3 17. e3 Bxg2 18. Kxg2 Nh5
19. Nf3 fxg3 20. fxg3 Qg4 21. Ne2 Bxb2 22. Qxb2 Qe4 23. Qd4 cxd5 24. Nc3 Qxd4
25. exd4 Na6 26. Nxd5 e6 27. Nb6 Rad8 28. Ng5 Nc7 29. Rxf8+ Rxf8 30. d5 e5 31.
c5 Ne8 32. Nd7 Rf5 33. Ne4 Rf7 34. c6 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "6"]
[White "Santiago, Yago"]
[Black "van Riemsdijk, Herman C"]
[Result "0-1"]
[ECO "C77"]
[PlyCount "74"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. O-O Nd7 ({RR} 6...
Nxe4 7. Re1 Nd6 8. Nxe5 Be7 9. Qe2 Nf5 10. Nf3 O-O 11. d3 Re8 12. Nc3 Be6 13.
Bf4 h6 14. h3 c5 15. Qd2 Nd4 16. Re3 a5 17. a4 c6 18. Rae1 Bf8 19. b3 Kh7 20.
Ne4 b6 21. Qd1 {Munoz Pantoja,M (2471)-Anton Guijarro,D (2628) Barcelona 2016
0-1 (42)}) ({RR} 6... Bd6 7. d3 Bg4 8. h3 Be6 9. Be3 c5 10. Nbd2 O-O 11. Ng5
Bc8 12. Nc4 h6 13. Nf3 Re8 14. a4 b6 15. b3 Nh7 16. Nfd2 Bf8 17. Qh5 g6 18. Qe2
Bg7 19. f3 Nf8 20. Nb1 Ne6 21. Nc3 {Benzen,M (1954)-Agrest,I (2266) Germany
GER 2023 0-1 (42)}) 7. d4 exd4 8. Nxd4 Ne5 $146 ({RR} 8... Be7 9. Nc3 O-O 10.
Re1 Ne5 11. Bf4 Bf6 12. Nde2 Qe7 13. Qc1 Re8 14. Rd1 Nc4 15. b3 Nd6 16. f3 Nb5
17. Nxb5 axb5 18. c3 b4 19. Kh1 c5 20. Qc2 b6 21. Rac1 bxc3 22. Nxc3 Bxc3 23.
Qxc3 {Reis,V-Peicheva Hansen,E (2060) Adelaide 1988 0-1 (44)}) 9. b3 Bg4 10. f3
Bd7 11. Be3 Qf6 12. c4 Rd8 13. Nc3 Bc8 14. Kh1 Bc5 15. Nce2 O-O 16. Qe1 Rfe8
17. Rd1 Bd6 18. Qf2 Ng6 19. g3 c5 20. Nc2 b6 21. Rd2 Bb7 22. Rfd1 Ne5 23. Ne1
g5 24. Kg1 h6 25. Nc1 Kh7 26. Ncd3 Ng6 27. Nc2 Qe7 28. b4 cxb4 29. Ndxb4 Bxb4
30. Nxb4 Rxd2 31. Qxd2 Ne5 32. Rf1 Nxc4 33. Qd3 Nxe3 34. Re1 Qxb4 35. Rxe3 Kg8
36. e5 Qc5 37. f4 Qd5 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "6"]
[White "di Berardino, Diego"]
[Black "Miranda Jr, Roberto C"]
[Result "1-0"]
[ECO "C24"]
[PlyCount "73"]
[EventDate "2007.??.??"]

1. e4 e5 2. Bc4 Nf6 3. d3 Be7 4. Nc3 O-O 5. f4 d6 6. Nf3 Nc6 7. O-O Be6 ({RR} 
7... Na5 8. Bb3 Nxb3 9. axb3 exf4 10. Bxf4 d5 11. e5 Ne8 12. Qe1 c6 13. Qg3 Bf5
14. Bg5 Nc7 15. Bxe7 Qxe7 16. Nd4 Bg6 17. h4 Ne6 18. Nce2 Nxd4 19. Nxd4 Rae8
20. Rae1 Qc5 21. c3 a5 22. Kh2 {Gdanski,J (2530)-Rozentalis,E (2577) Warsaw
1999 1/2-1/2 (43)}) 8. Bb3 ({RR} 8. f5 Bxc4 9. dxc4 Nb8 10. Bg5 c6 11. Bxf6
Bxf6 12. g4 Qb6+ 13. Kg2 Qxb2 14. Qd3 Na6 15. g5 Be7 16. f6 gxf6 17. gxf6 Bxf6
18. Rab1 Qa3 19. Kh1 Kh8 20. Qe3 Nc5 21. Rg1 Rg8 22. Qh6 Rg6 {Meftahi,H (2083)
-Karamsetty,J (2206) chess.com INT 2023 0-1}) 8... Bxb3 9. axb3 exf4 $146 ({RR
} 9... d5 10. fxe5 Ng4 11. Nxd5 Ngxe5 12. Nxe5 Nxe5 13. Bf4 Bd6 14. Qe1 Ng6 15.
Bxd6 Qxd6 16. Qf2 Ne5 17. h3 c6 18. Nc3 b5 19. Rxa7 Rxa7 20. Qxa7 b4 21. Nd1 c5
22. Kh1 Ng6 23. Ne3 Nh4 24. Nf5 {Rozkovec,J-Rybka,J Most 1999 0-1 (36)}) ({RR} 
9... d5 10. fxe5 Ng4 11. d4 dxe4 12. Nxe4 Qd7 13. c3 Rfe8 14. h3 f5 15. Ng3 Nh6
16. Bxh6 gxh6 17. Qd2 Bf8 18. Nh4 Nxe5 19. Ngxf5 Nf7 20. Qf4 c5 21. Rf3 Ng5 22.
Rg3 Kh8 23. Re3 Rxe3 24. Qxe3 {Handke,F-Loesdau,O Germany 1993 1-0 (31)}) 10.
Bxf4 Nh5 11. Be3 Nf6 12. Bg5 h6 13. Bxf6 Bxf6 14. d4 g6 15. Nd5 Bg7 16. c3 Ne7
17. Nf4 Qd7 18. Qc2 a6 19. Rae1 Rae8 20. Kh1 c6 21. Qd2 Kh7 22. Qf2 Qc7 23. b4
c5 24. bxc5 dxc5 25. e5 cxd4 26. cxd4 Rc8 27. Qe3 Qb6 28. Re2 Qb5 29. Qe4 Rfd8
30. Ref2 Rc4 31. Nh5 Nf5 32. Nxg7 Nxg7 33. Qh4 Rdc8 34. Ng5+ Kg8 35. Qxh6 R4c7
36. Qh7+ Kf8 37. Qh8+ 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "7"]
[White "Leitao, Rafael"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "48"]
[EventDate "2007.??.??"]

1. c4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. e4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8.
Be2 d6 9. O-O Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5
15. Rab1 Qb6 16. Rfc1 Rfc8 17. Bf1 Qd8 ({RR} 17... Qb4 18. Qb2 Qb6 19. Kh1 Qd8
20. Qd2 e6 21. Bg5 Qf8 22. Rd1 h6 23. Be3 Rd8 24. a3 Nd7 25. b4 axb4 26. axb4
Ne5 27. Rb3 Rdc8 28. h3 g5 29. Be2 Qe7 30. Qxd6 Qxd6 31. Rxd6 Ra1+ 32. Bg1 {
Wang,H (2690)-Bu,X (2713) China 2017 0-1 (41)}) 18. Qf2 Qf8 ({RR} 18... h5 19.
g3 b6 20. Rc2 Be5 21. Rd1 Qf8 22. Nd5 Bxd5 23. cxd5 Qg7 24. Bb5 Rc7 25. a3 Rac8
26. Rdc1 Bb2 27. Rxb2 Nxe4 28. Rxc7 Rxc7 29. fxe4 {1-0 (29) Kravtsiv,M (2598)
-Hua,L (2305) chess.com INT 2023}) 19. a3 Bh6 $146 ({RR} 19... f5 20. b4 axb4
21. axb4 Na4 22. Nxa4 Rxa4 23. c5 dxc5 24. exf5 Qxf5 25. Bxc5 e6 26. Qe3 Raa8
27. Bd3 Qf7 28. Re1 Bd5 29. Be4 Bxe4 30. Qxe4 Rc6 31. Bf2 Qf5 32. b5 Rc2 33.
Qxe6+ Qxe6 34. Rxe6 {Vlasak,L (2136)-Malinovsky,K (2353) Olomouc 2008 1/2-1/2 
(38)}) ({RR} 19... e6 20. b4 axb4 21. axb4 Na4 22. Ne2 f5 23. exf5 gxf5 24. Nd4
f4 25. Bd2 Bd7 26. Bd3 Be5 27. Be4 Qf6 28. Ne2 Bc6 29. Bxc6 Rxc6 30. Rb3 Rac8
31. Ra3 Nb6 32. c5 Nd5 33. Ra7 b6 34. g3 {Vogt,L (2495)-Troyke,C (2395)
Germany 1993 0-1 (54)}) 20. b4 Bxe3 21. Qxe3 axb4 22. axb4 Na4 23. Nd5 Bxd5 24.
exd5 Qg7 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "7"]
[White "Matsuura, Everaldo"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "82"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 Qb6 7. Nb3 e6 8. Qe2
Nc6 9. Be3 Qc7 10. O-O-O ({RR} 10. g4 b5 11. O-O-O Be7 12. h4 b4 13. Na4 Nd7
14. Kb1 Bb7 15. Qf2 Bd8 16. Qd2 Be7 17. Qf2 Bd8 18. Qd2 Be7 19. Be2 a5 20. g5
Nce5 21. Qd4 Rc8 22. Rc1 Bc6 23. Nb6 Nxb6 24. Qxb6 Qxb6 {Hercegovac,N (2153)
-Mazzilli,P (2285) Bacoli ITA 2023 1/2-1/2 (34)}) 10... Be7 11. g4 O-O 12. g5
$146 ({RR} 12. h4 b5 13. Qf2 Nd7 14. a3 b4 15. axb4 Nxb4 16. g5 Bb7 17. h5 d5
18. g6 Bf6 19. f4 Bxc3 20. gxh7+ Kxh7 21. bxc3 Na2+ 22. Kb2 Nxc3 23. Rd2 Nxe4
24. Bd3 Qc3+ 25. Kb1 Qxd3 26. Rxd3 Nxf2 {Fodor,I (2137)-Suranyi,P (2180)
Budapest 2002 0-1 (46)}) 12... Nd7 13. f4 b5 14. f5 b4 15. Na4 Re8 16. g6 hxg6
17. fxg6 fxg6 18. h4 Nce5 19. h5 gxh5 20. Qxh5 Nf6 21. Qh3 Bb7 22. Qxe6+ Nf7
23. Bd3 Bd8 24. Qh3 Bxe4 25. Bxe4 Rxe4 26. Bd4 Qc6 27. Bxf6 Bxf6 28. Na5 Qe8
29. Nb6 Rd8 30. Qh7+ Kf8 31. Nd5 Bg5+ 32. Kb1 Qe6 33. Nc6 Rc8 34. Rhf1 Rh4 35.
Qd3 Rxc6 36. Rde1 Qh6 37. Qf3 Qh5 38. Qb3 Rcc4 39. Qa4 Rce4 40. Qc6 Kg8 41.
Qc8+ Kh7 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "7"]
[White "Miranda Jr, Roberto C"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "A04"]
[PlyCount "68"]
[EventDate "2007.??.??"]

1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. c3 e5 8. Be3 d6
9. d4 exd4 10. cxd4 Bg4 11. dxc5 dxc5 12. Qxd8+ Rxd8 13. Nc3 Nd4 14. Bxd4 cxd4
15. Ne2 Nc6 16. Nf4 $146 ({RR} 16. h3 Bxf3 17. Bxf3 d3 18. Nc3 Bxc3 19. bxc3
Ke7 20. Rfd1 Rd7 21. Rab1 Ne5 22. Bg2 Rc8 23. Rb3 b6 24. Bf1 g5 25. f4 gxf4 26.
gxf4 Ng6 27. Rxd3 Rxd3 28. Bxd3 Nxf4 29. Bf1 Ne6 30. Kf2 Nc5 {Arribas Robaina,
M (2287)-Peng,Z (2443) Moscow 2001 0-1 (51)}) 16... d3 17. h3 Be6 18. Nxe6 fxe6
19. Rfd1 Rf8 20. Ng5 Nd4 21. Nxh7 Ne2+ 22. Kf1 Nxg3+ 23. Kg1 Ne2+ 24. Kf1 Rh8
25. Ng5 Ke7 26. Rab1 Rh5 27. Nf3 Rc5 28. Ne1 Nf4 29. e5 d2 30. Nf3 Rc2 31. h4
Bh6 32. Ng5 Bxg5 33. hxg5 Nxg2 34. Kxg2 Rdc8 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "7"]
[White "Molina, Roberto Junio"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "61"]
[EventDate "2007.??.??"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 a6 6. a4 c5 7. Be2 Nc6 8. cxd5
exd5 9. O-O Bd6 10. dxc5 Bxc5 11. b3 $146 ({RR} 11. Qb3 Qb6 12. Qxb6 Bxb6 13.
Rd1 Nb4 14. a5 Bd8 15. Nd4 O-O 16. Bf3 Re8 17. Ra4 Be7 18. Na2 Nc6 19. Nxc6
bxc6 20. e4 dxe4 21. Bxe4 Nxe4 22. Rxe4 Bf5 23. Re5 Be6 24. Be3 Bxa2 {0-1 (24)
Bradac,R (2038)-Karhanek,P (2155) Zdar nad Sazavou 2011}) ({RR} 11. Nd4 O-O 12.
Nxc6 bxc6 13. Qc2 Qe7 14. a5 Bd6 15. Na4 Bb7 16. Bf3 Nd7 17. g3 Rab8 18. Bg2
Ba8 19. Bd2 Rfe8 20. Bc3 Bb4 21. Rfd1 Rb5 22. Bf1 Rxa5 23. Bxb4 Qxb4 24. Rd4
Qd6 25. Qd2 c5 {Tran,T (2339)-Che,Q (1990) Taipa 2014 1/2-1/2 (50)}) 11... O-O
12. Ba3 Bxa3 13. Rxa3 Bg4 14. Nd4 Ne5 15. Ra1 Qd6 16. Bxg4 Nexg4 17. Nf3 Rad8
18. Qd4 Rfe8 19. h3 Nh6 20. Rfd1 Qb8 21. Rac1 Nf5 22. Qb4 h6 23. a5 Rc8 24. Rd3
Ne4 25. Rcd1 Rc6 26. Nxd5 Nxf2 27. Kxf2 Qg3+ 28. Kf1 Rc2 29. R3d2 Rxe3 30. Rxc2
Rxf3+ 31. Kg1 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "7"]
[White "Vescovi, Giovanni"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "E15"]
[PlyCount "119"]
[EventDate "2007.??.??"]

1. d4 {Rabinovich,Al} Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 ({RR} 5. Qa4 Be7
6. Bg2 O-O 7. O-O c6 8. Ne5 b5 9. cxb5 cxb5 10. Qd1 d5 11. Nd2 b4 12. Re1 Qb6
13. Nb3 Nbd7 14. Bg5 ({RR} 14. Nxd7 Nxd7 15. Bf4) 14... Nxe5 15. Bxf6 ({RR} 15.
dxe5 Ng4 16. Bxe7 Qxf2+ 17. Kh1 Ne3) 15... Bxf6 16. dxe5 Bxe5) ({RR} 5. Qc2 c5
6. Bg2 Nc6 7. dxc5 Bxc5 8. O-O Rc8 9. Qa4 Bb7 10. Nc3 Be7 11. Bf4 Na5 12. Nd2
Bxg2 13. Kxg2 O-O 14. Rfd1 Rc6 15. e4 Qa8 16. f3 Rfc8 17. b3 a6 18. e5) ({RR} 
5. Qb3 Nc6 6. Bd2 Bb7 ({RR} 6... Na5 7. Qa4) 7. Bc3 Ne4 8. a3 ({RR} 8. Bg2 Nxc3
9. bxc3 ({RR} 9. Nxc3 Nxd4) 9... Na5) 8... Nxc3 9. Qxc3 Be7 10. Qd3 d5 11. cxd5
Qxd5 12. e4 ({RR} 12. Nc3) 12... Qa5+ 13. Nbd2 O-O-O 14. Rc1 f5 15. b4 fxe4 16.
Qc3 Qd5 17. Ne5 e3 18. Ndf3 exf2+ 19. Kxf2 Rhf8) ({RR} 5. Nbd2 Bb4 6. Qc2 O-O
7. Bg2 d5 8. O-O c5 9. dxc5 Bxc5 10. a3 Nbd7 11. cxd5 Nxd5 12. Nb3 Be7 13. Nbd4
Rc8 14. Qd1 Nc5 15. Bd2 Bb7 16. Qb1 Bf6 17. Rd1 Nc7 18. Bb4 Be4 19. Qa2 Bd5)
5... Bb7 ({RR} 5... b5 6. cxb5 Bxb5 7. Bg2 ({RR} 7. Nc3 Ba6 8. Bg2 d5 9. b4 Bd6
10. O-O O-O 11. Rb1 Nbd7 12. Qc2 Qe7 13. a3 Bc4 14. Nd2 Ba6 15. Rd1 c6 16. e4
e5 17. Nb3) 7... Bb4+ 8. Bd2 a5 9. O-O O-O 10. a3 Be7 11. Nc3 Bc6 12. Qc2 d5
13. Ne5 Bb7 14. Na4 Nfd7 15. Nd3 Bc6 16. Nac5 Nxc5 17. Nxc5 Ra7 18. Rfc1) ({RR
} 5... Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bc3 d5 9. Ne5 Bb7 10. Nd2 Na6 11. a3 c5 12.
b4 O-O 13. dxc5 bxc5 14. b5 Nc7 15. Nb3 Nd7 16. Na5 Nxe5 17. Nxb7 Qc8 18. Bxe5
Qxb7 19. O-O Rad8 20. a4) 6. Bg2 Bb4+ 7. Bd2 c5 ({RR} 7... a5 8. O-O O-O 9. Qc2
d6 10. Nc3 Nbd7 11. Rad1 Bxc3 12. Bxc3 Be4 13. Qc1 a4 14. Bh3 b5) 8. Bxb4 cxb4
9. Nbd2 O-O 10. O-O d6 11. Qc2 ({RR} 11. Qb1) 11... Qc7 ({RR} 11... Nc6 12. e4
({RR} 12. a3 a5 13. e4 bxa3 14. Rxa3 Nb4) 12... e5 13. d5 Nb8 14. a3 bxa3 ({RR
} 14... Na6) 15. b4 a5 16. c5 Na6 ({RR} 16... axb4 17. c6 Ba6 18. c7 ({RR} 18.
Rfb1) 18... Qc8 19. Rfb1 Nbd7 20. Rxb4 Nc5) 17. c6 Nxb4 18. Qc3 Ba6 19. Rfb1 a2
20. Rb2 Ne8 ({RR} 20... Nd3 21. c7 ({RR} 21. Rbxa2 Nc5 22. Qe3 a4 23. h3 Re8)
21... Qe7 22. Rxb6 Nc5 23. Rxa2 Qxc7 24. Rc6 Qb7 25. Nxe5 Nfxe4 26. Bxe4 Nxe4
27. Nxe4 Qb1+ 28. Qc1 Qxa2 29. Nc3 Qb3) 21. Ne1 Qf6 22. Qe3 ({RR} 22. Nc2 Nd3)
22... Rb8 23. Nc2 Nxc2 24. Rxc2 Nc7 25. Rcxa2 Qd8 26. Rb2 {Shariyazdanov,A 
(2582)-Baklan,V (2599) Neum 2000 CBM 080 [Rabinovich,Al] 1-0 (43)}) ({RR} 11...
Nbd7 12. e4 e5 13. Rad1 Qc7 14. Rfe1 Rfe8 15. Nf1 a5 16. Nh4 g6 17. f4 Rad8 18.
f5 Kg7 19. d5 b5 20. Ne3 Nb6 21. g4 bxc4 22. g5 Nh5 23. bxc4 Nf4 24. Bf3 Ba6
25. Nhg2 Nxg2 26. Bxg2 {Gruzman,I (2141)-Ronka,E (2281) chess.com INT 2023 0-1
(33)}) 12. e4 e5 13. Qd3 $146 ({RR} 13. d5 a5 14. Kh1 Nbd7 15. Nh4 b5 16. Rac1
Rfc8 17. Qd1 bxc4 18. Nxc4 Ba6 19. Nf5 Nc5 20. Nfxd6 Rd8 21. Nf5 Ncxe4 22. Bxe4
Nxe4 23. Nxg7 Qd7 24. Nh5 Qf5 25. f4 Bb7 26. Ne3 exf4 27. Nxf5 Bc8 {Kongsted,H
(2245)-Aagaard,J (2447) Aalborg 2006 1-0}) ({RR} 13. Rfe1 Re8 14. Qb2 Nc6 15.
d5 Ne7 16. a3 bxa3 17. Qxa3 a5 18. Nb1 Nd7 19. Nc3 Nc5 20. Bh3 Bc8 21. Nb5 Qd8
22. Bxc8 Rxc8 23. Nd2 Qd7 24. b4 axb4 25. Qxb4 Ra8 26. Ra3 Rxa3 27. Qxa3 Nc8 {
Arbakov,V (2510)-Lingnau,C (2380) Berlin 1996 1-0 (56)}) 13... a5 14. Nh4 Nc6
15. Ndf3 Rad8 16. Nf5 Rfe8 17. Rae1 Ne7 18. N3h4 Ng6 19. Nf3 Ne7 20. Nxe7+ Rxe7
21. Nh4 Bc8 22. Rd1 Ree8 23. Rfe1 h6 24. h3 Nh7 25. Nf3 Nf8 26. Qd2 Ne6 27. Qb2
f6 28. h4 Nf8 29. Rd2 Bg4 30. Nh2 Bc8 31. Re3 Kh8 32. Nf3 Bb7 33. Ne1 exd4 34.
Rxd4 Ne6 35. Rd2 Nc5 36. Rde2 Re7 37. Nd3 Nxd3 38. Rxd3 Rde8 39. Qd4 Re6 40.
Ree3 Qc5 41. Rd2 Bc6 42. Kh2 R8e7 43. Qd3 Re8 44. Rde2 R6e7 45. Qd2 Re6 46. Kg1
R6e7 47. Re1 Re6 48. R3e2 R6e7 49. Kh2 b5 50. cxb5 Bxb5 51. Re3 Rc7 52. Kg1 Rd8
53. e5 fxe5 54. Rxe5 Qb6 55. Rd5 Rf7 56. Re6 Rfd7 57. Rxh6+ gxh6 58. Qxh6+ Rh7
59. Qf6+ Kg8 60. Rg5+ 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "7"]
[White "van Riemsdijk, Herman C"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "B80"]
[PlyCount "31"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nc6 6. g3 d6 7. Bg2 Bd7 8. O-O
Nf6 9. a4 Be7 10. Nce2 ({RR} 10. Nxc6 Bxc6 {1/2-1/2 (10) Khairullin,I (2638)
-Alekseev,E (2675) St Petersburg 2014}) 10... O-O 11. c4 e5 $146 ({RR} 11...
Qc7 12. b3 Rad8 13. Bb2 Rfe8 14. Nc3 b6 15. Rc1 Na5 16. h3 Bc8 17. Kh2 Nd7 18.
Nd5 exd5 19. cxd5 Nc5 20. b4 Bf6 21. bxa5 Qd7 22. axb6 Qxa4 23. Ba1 Qxd1 24.
Rfxd1 Nxe4 25. Nc6 Nxf2 26. Bxf6 {Ambroz,J (2445)-Escher,T Bad Mergentheim
1988 1-0}) ({RR} 11... Qa5 12. b3 Rfd8 13. h3 Be8 14. Bd2 Qb6 15. Be3 Qc7 16.
Qd2 d5 17. cxd5 exd5 18. Bf4 Bd6 19. Bxd6 Qxd6 20. exd5 Nxd5 21. Rad1 Nf6 22.
Qe3 Nxd4 23. Rxd4 Qb6 24. Rfd1 Rxd4 25. Rxd4 Bc6 26. Nf4 {Baskakov,E (2215)
-Tejedor Fuente,E (2390) chess.com INT 2023 1-0 (55)}) 12. Nc2 Na5 13. Ne3 Rc8
14. b3 Qb6 15. Bd2 Nxb3 16. a5 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "8"]
[White "Bittencourt, Jorge"]
[Black "Miranda Jr, Roberto C"]
[Result "1-0"]
[ECO "C73"]
[PlyCount "149"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 exd4 7. Qxd4 Qf6 ({
RR} 7... Nf6 8. b3 c5 9. Qd3 Bb7 10. Nc3 Nxe4 11. Nxe4 Qe7 12. O-O Bxe4 13. Qc3
Qf6 14. Qxf6 gxf6 15. Re1 f5 16. Ng5 Bg7 17. Nxe4 Bxa1 18. Nxd6+ Kd7 19. Nxf5
Rhe8 20. Rd1+ Ke6 21. g4 Rad8 22. Rf1 {Timman,J (2660)-Portisch,L (2630)
Tilburg 1988 1-0 (44)}) 8. Qc4 ({RR} 8. e5 Qg6 9. O-O d5 10. c4 Qg4 11. Bf4 Ne7
12. cxd5 cxd5 13. e6 Bxe6 14. Bxc7 Qxd4 15. Nxd4 Rc8 16. Bd6 Kd7 17. Ba3 Nc6
18. Nxc6 Rxc6 19. Bxf8 Rxf8 20. Nc3 Rb8 21. Na4 Kd6 22. Rfd1 Rc4 {Gonzalez
Zharikov,A (1954)-Leal Escamilla,D (1748) Mexico City MEX 2023 0-1 (52)}) 8...
Bd7 9. Nc3 $146 ({RR} 9. O-O Ne7 10. Re1 Qe6 11. Qc3 h6 12. Na3 c5 13. e5 d5
14. Qxc5 Nf5 15. Qa5 c5 16. c4 d4 17. Nb5 Bxb5 18. cxb5 Be7 19. bxa6 O-O 20. a7
Rfd8 21. b3 Rd7 22. Qb5 Rdxa7 23. Re2 Rd7 {Degerman,L (2460)-Hoglund,L
Stockholm 1993 1-0 (71)}) 9... Qe6 10. Qd3 Qg6 11. O-O Be7 12. Nd4 Nf6 13. Bf4
O-O 14. Rfe1 Rfe8 15. Rad1 a5 16. h3 Nh5 17. Bh2 Bf6 18. Kh1 Be5 19. Qd2 Bxh2
20. Kxh2 a4 21. Nf3 Reb8 22. b3 axb3 23. axb3 Be6 24. e5 dxe5 25. Nxe5 Qf6 26.
Nxc6 Re8 27. Ne4 Qf4+ 28. Qxf4 Nxf4 29. Nc5 h6 30. g3 Nd5 31. Nxe6 fxe6 32. c4
Nf6 33. Ra1 Rxa1 34. Rxa1 Ne4 35. Kg2 Rf8 36. Ra2 g5 37. Re2 Nc5 38. Re3 Re8
39. b4 Nd7 40. Ra3 Nb6 41. Ne5 Kg7 42. Ra7 Rc8 43. Kf3 Rf8+ 44. Ke4 Rc8 45. b5
Kf6 46. Ng4+ Kg6 47. Ne3 Nd7 48. Kd4 Nf6 49. c5 Rd8+ 50. Kc4 Nd5 51. Nxd5 exd5+
52. Kd4 Rb8 53. Rxc7 Rxb5 54. Re7 Kf6 55. Re2 h5 56. Kxd5 h4 57. Re4 hxg3 58.
fxg3 Rb3 59. h4 gxh4 60. gxh4 Rd3+ 61. Kc6 Kf5 62. Re1 Rh3 63. Kb7 Rb3+ 64. Kc7
Rh3 65. c6 Rxh4 66. Kb8 Rb4+ 67. Kc8 Kf6 68. c7 Rb2 69. Re4 Kf7 70. Kd7 Rd2+
71. Kc6 Rc2+ 72. Kb6 Kf8 73. Re5 Kf7 74. Rc5 Rb2+ 75. Kc6 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "8"]
[White "Matsuura, Everaldo"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B49"]
[PlyCount "51"]
[EventDate "2007.??.??"]

1. e4 {Ribli,Z} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O
Nf6 8. Be3 Bb4 9. Na4 b5 10. Nxc6 dxc6 11. Bc5 Bxc5 ({RR} 11... a5 12. a3 ({RR
} 12. Bxb4 axb4 13. Nc5 Qe5 14. Nd3 Qd4 15. Bf3 ({RR} 15. e5 Nd5) 15... e5 16.
Qd2 c5 17. Qg5 O-O 18. Qxe5 Qxe5 19. Nxe5 Bb7 20. Nd3 Nxe4 21. Rfe1 Rfe8 22. h3
Kf8 23. Bxe4 Bxe4 24. Nxc5 Bxc2) 12... Bxc5 ({RR} 12... bxa4 13. axb4 Nxe4 ({RR
} 13... axb4 14. Qd4 e5 15. Qxb4) 14. Qd4 Nxc5 ({RR} 14... Nf6 15. Bb6) 15.
Qxg7 Rf8 16. bxc5) 13. Nxc5 O-O ({RR} 13... Nd7 14. Qd4 ({RR} 14. Nxd7 Bxd7 15.
f4) 14... e5 ({RR} 14... Nxc5 15. Qxc5) 15. Qc3) 14. Qd4 Rd8 ({RR} 14... e5 15.
Qc3) 15. Qc3 Bd7 ({RR} 15... Nd7 16. Rfd1) 16. Rad1 ({RR} 16. Nxd7 Rxd7) ({RR} 
16. e5 Nd5 17. Qd4 Be8 18. Rfd1) 16... Be8 17. Bf3 ({RR} 17. e5 Nd5 ({RR} 17...
Nd7 18. Nxd7 Rxd7 19. Rxd7 Qxd7 ({RR} 19... Bxd7 20. Bxb5) 20. Rd1) 18. Qg3)
17... e5 18. Nd3 Nd7 ({RR} 18... Rd7 19. Qxe5 ({RR} 19. Nxe5 Re7 20. Nd3 Nxe4
21. Bxe4 Rxe4 22. Rfe1 Rxe1+ 23. Rxe1) 19... Qxe5 20. Nxe5 Re7 21. Nd3 Nxe4 22.
Rfe1 f5 23. Nc5 Bg6 24. Bxe4 fxe4 25. Rd6) 19. Bg4 f6 20. Be6+ ({RR} 20. f4
exf4 21. Nxf4 Ne5) 20... Bf7 ({RR} 20... Kh8) 21. Bxf7+ ({RR} 21. Bxd7 Rxd7 22.
Nc5 Rd6) 21... Kxf7 22. Qb3+ Kf8 23. Qe6 Re8 24. Qh3 Kg8 25. b4 ({RR} 25. Rd2
Nb6 26. Nc5 Qe7 27. b4 axb4 28. axb4 Red8) 25... Re7 26. Nc5 {Nataf,I (2552)
-Tregubov,P (2628) Clichy 2001 CBM 085 [Ribli,Z] 1/2-1/2} ({RR} 26. Rd2 axb4 ({
RR} 26... Nb6) 27. axb4 Nb6)) ({RR} 11... bxa4 12. Bxb4 c5 13. Ba3 ({RR} 13.
Bc3 Nxe4 14. Bxg7 Rg8 15. Bh6 ({RR} 15. Bf3 Bb7 16. Bxe4 Bxe4 17. f3 Rxg7 18.
fxe4 Qe5 19. Qf3 Qxb2) 15... Rg6 16. Qc1 a3 17. Rb1 Bb7 18. f3 axb2 19. Qe3
Rxh6 20. Qxh6 Nc3) 13... Bb7 ({RR} 13... Nxe4 14. Bf3 Bb7 15. Re1 Nd6 ({RR} 
15... f5 16. Bxe4 fxe4 17. Qh5+ g6 18. Qh3) 16. Re5 Rd8 17. Rxc5) ({RR} 13...
O-O 14. f3 Nh5 15. Qd2 Nf4 16. Rfd1) 14. f3 Rd8 15. Qe1 O-O 16. Qc3 Nd7 17.
Rad1 f5 18. Bc4 Rde8 19. exf5 Rxf5 20. Qd3) 12. Nxc5 O-O 13. Qd3 ({RR} 13. Qc1
Nd7 14. Qe3 e5 15. a4 Rb8 16. axb5 axb5 17. Rfd1 Nxc5 18. Qxc5 Be6 19. Rd6 Rfc8
20. Qxe5 Qb6 21. Rad1 Re8 22. Qf4 h6 23. h4 Qc5 24. c3 b4 25. R1d3 bxc3 26.
bxc3 Bc4 27. Re3 Bxe2 {Sunye Neto,J (2378)-ulilucasx (2370) lichess.org 2021
0-1 (64)}) 13... Nd7 $146 ({RR} 13... Qe7 14. Qc3 Nd7 15. Nxd7 Bxd7 16. e5 Rfd8
17. Rfd1 Be8 18. Bf3 Rxd1+ 19. Rxd1 Rd8 20. Rxd8 Qxd8 21. g3 Qb6 22. b4 h6 23.
a3 Kf8 24. Qd3 Qc7 25. Qd4 a5 26. bxa5 Qxa5 27. Qd6+ Kg8 28. Qb8 {Lampe,D 
(2221)-Hoffmann,M (2054) Germany 2004 1-0}) 14. Nxd7 Bxd7 15. Rfd1 Rfd8 16. Qd6
Qxd6 17. Rxd6 Be8 18. Rad1 Rxd6 19. Rxd6 e5 20. c4 Kf8 21. f3 Ke7 22. c5 a5 23.
Bd1 Rd8 24. Rxd8 Kxd8 25. Kf2 Ke7 26. Ke3 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "8"]
[White "Mekhitarian, Krikor"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "77"]
[EventDate "2007.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 f6 7. h4 fxe5 8. h5 Bf7
9. dxe5 Nd7 10. f4 Qb6 11. Nd4 c5 12. Nf3 Ne7 13. Kf2 Nc6 14. Kg3 O-O-O 15. b3
h6 $146 ({RR} 15... Be7 16. g5 Bf8 {1/2-1/2 (16) Fier,A (2499)-Leitao,R (2603)
Santos 2007}) 16. Nh4 Be7 17. Ng6 Bxg6 18. hxg6 Rhf8 19. Bg2 Ndxe5 20. fxe5
Nxe5 21. Qe2 Nxg6 22. Bd2 Qc7+ 23. Kh3 Bh4 24. Qd3 Ne5 25. Nb5 Qe7 26. Qe2 Ng6
27. Raf1 a6 28. Nc3 Bf6 29. Qe1 Bh4 30. Qe2 Bg5 31. Be1 Nf4+ 32. Rxf4 Rxf4 33.
Bg3 Rf7 34. Re1 Kd7 35. Na4 Re8 36. Qe5 Kc6 37. c4 Qd7 38. cxd5+ exd5 39. Qxe8
1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "8"]
[White "Milos Jr, Gilberto"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "D38"]
[PlyCount "95"]
[EventDate "2007.??.??"]

1. d4 {Ribli,Z} Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. a3 Be7 ({RR} 
6... Bxc3+ 7. bxc3 Bd7 ({RR} 7... O-O 8. Bg5 h6 9. Bh4 Bd7 10. cxd5 exd5 11.
Qc2 b5 12. e3 Rb8 13. Bd3 Qe7 14. O-O Rfe8 15. Nd2 Na5 16. Nb3 Nb7 17. Rfe1) 8.
cxd5 ({RR} 8. Qc2 O-O 9. cxd5 exd5 10. Bg5 Re8 11. e3 h6 12. Bxf6 Qxf6 13. Be2
Bf5 14. Qa2 Rad8 15. O-O Rd6 16. c4 dxc4 17. Qxc4 Be4) 8... exd5 9. Bg5 h6 10.
Bxf6 ({RR} 10. Bh4 g5 11. Bg3 Ne4) 10... Qxf6 11. e3 ({RR} 11. Qb3 Qd6 12. e3 (
{RR} 12. Qxb7 Rb8 13. Qa6 Bf5 ({RR} 13... Nxd4 14. Qxd6 Nxf3+ 15. gxf3 cxd6)
14. e3 O-O 15. Be2 Rb2 16. O-O Rfb8) 12... Bf5) 11... O-O 12. Be2 a6 13. Qb3
Qd6 14. O-O b5 15. Ne1 Na5 16. Qb4 Qxb4 17. cxb4 Nc4) 7. cxd5 ({RR} 7. e3 O-O
8. Qc2 dxc4 9. Bxc4 Bd6 10. b4 e5 11. b5 exd4 12. bxc6 dxc3 13. Qxc3 bxc6 14.
Bb2 Rb8 15. h3 Qe7 16. O-O c5 17. Rae1 Be6 18. Nd2 Rfd8 19. f4 Qd7 20. Re2 Bf8
21. Qc2 Bxc4) ({RR} 7. e3 O-O 8. Qc2 a6 9. b3 dxc4 10. bxc4 b6 11. Bd3 Bb7 12.
O-O Bd6 13. Bb2 e5 14. Ne4 exd4 15. exd4 Nxe4 16. Bxe4 h6 17. c5 bxc5 18. dxc5
Be7 19. Rad1 Qb8 20. Rfe1 Re8 21. Rd7 Bc8 {Odegov,A (2286)-Vasques,A (2213)
chess.com INT 2023 1-0}) 7... exd5 8. Bf4 O-O 9. e3 Nh5 $146 ({RR} 9... Bf5 10.
Ba6 ({RR} 10. Be2) 10... bxa6 11. Qxc6 Rb8 12. b4 ({RR} 12. Bxc7 Qc8 13. Nd1 ({
RR} 13. Nxd5 Nxd5 14. Qxd5 Rb5 15. Qc6 Rxb2 16. Rc1 ({RR} 16. O-O Rc2) 16...
Bxa3 17. O-O Rb7 18. Rc3 ({RR} 18. Rc4 Bd3) 18... Bb4 19. Rcc1 Bd3 20. Rfd1 Be2
) 13... Rb6 ({RR} 13... Rb7 14. Rc1) 14. Qc1 ({RR} 14. Qc3 Ne4) 14... Rb7 15.
Bf4 Qe6 16. O-O Rc8 17. Nc3 Ne4 18. Nd2 Nxc3 19. bxc3 Bd8) 12... Rb6 13. Qa4
Nh5 14. Bg3 ({RR} 14. Be5 Bg4) ({RR} 14. Bxc7 Qxc7 15. Nxd5 Qb7 16. Nxb6 axb6)
14... Rh6 15. O-O ({RR} 15. Ke2 Bg4) 15... Nxg3 16. hxg3 Bd6 17. Rfe1 ({RR} 17.
Nxd5 Bxg3 ({RR} 17... Be4 18. Nc3 ({RR} 18. Nf4 Bxf4 19. exf4 Bxf3 20. gxf3 Qc8
21. g4 Qd8 22. g5 ({RR} 22. Kg2 Qxd4 ({RR} 22... Qh4 23. Rh1) 23. f5 c5) 22...
Rh4) 18... Bxf3 19. gxf3 Qc8 20. g4 Qd8 21. Rfc1 Qh4 22. Kf1 Qh3+ 23. Ke2 Rf6
24. Qc6 Bxb4) 18. fxg3 Qxd5 19. Ne5 Be4 20. Nxf7 Rxf7 21. Qe8+) 17... Be4 18.
Nxe4 dxe4 19. Nd2 f5 20. Qxa6 ({RR} 20. Nc4 Qg5 21. Qd1 Rh5 22. Rc1 Qh6 23. Kf1
Rh1+ 24. Ke2) 20... Qg5 21. Qe2 ({RR} 21. Qc4+ Kh8 22. Qe2) 21... Rh5 22. Nc4 (
{RR} 22. Nf1 Qh6 23. f4 exf3 24. Qxf3 Rh1+ ({RR} 24... f4 25. exf4 Bxf4 26.
Qb3+ Kh8 27. gxf4 Rh1+ 28. Kf2 Qxf4+ 29. Ke2) 25. Kf2 Qe6) 22... Qh6 23. f4
exf3 24. Qxf3 {Kramnik,V (2770)-Bareev,E (2670) Kazan 1997 CBM 063 [Ribli,Z]
0-1 (45)}) ({RR} 9... Bf5 10. Ba6 Rb8 11. Bb5 Nh5 12. Bg3 Nxg3 13. hxg3 Qd6 14.
Nh4 Bd7 15. Bd3 g6 16. Qb3 Be6 17. Qc2 Bf6 18. Rc1 Rfe8 19. Nf3 Kg7 20. O-O h5
21. b4 Bg4 22. b5 Ne7 23. e4 Bxd4 24. Ne2 {Iskusnyh,S (2455)-Kupreichik,V 
(2505) Omsk/Perm 1998 1-0 (51)}) 10. Bg3 Be6 11. Bd3 a6 12. Rc1 Nxg3 13. hxg3
h6 14. Bb1 Bg5 15. Qd1 g6 16. Na4 Bg4 17. Qd2 Kg7 18. Nxg5 Qxg5 19. Nc5 Nd8 20.
f3 Be6 21. Kf2 h5 22. f4 Qf6 23. e4 dxe4 24. Nxe4 Qe7 25. d5 Bf5 26. Qc3+ f6
27. Qxc7 Rf7 28. Qc4 Rc8 29. Qd4 Rxc1 30. Rxc1 Qf8 31. Ng5 Rd7 32. Bxf5 gxf5
33. Rd1 Qd6 34. Nf3 Nf7 35. Kg1 Rc7 36. Nd2 Qc5 37. Qxc5 Rxc5 38. Nf1 Nd6 39.
Ne3 Kf7 40. Kf2 Rb5 41. b4 a5 42. Rd4 axb4 43. axb4 Ke7 44. Kg1 Rb6 45. Kh2 Ra6
46. Rd1 Ra3 47. Re1 Kf7 48. Kh3 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "8"]
[White "Santiago, Yago"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "B47"]
[PlyCount "88"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8.
Kh1 Nxd4 9. Qxd4 Bc5 10. Qd3 b5 11. a3 Bb7 12. f4 ({RR} 12. Bg5 b4 13. axb4
Bxb4 14. Ra4 Bxc3 15. bxc3 Bc6 16. Rd4 Bb5 17. Qf3 Bxe2 18. Qxe2 Qxc3 19. Rfd1
Rc8 20. Bxf6 gxf6 21. h3 Rc7 22. Qxa6 O-O 23. Qe2 Rc5 24. Rxd7 Qxc2 25. Qe3 Kg7
26. R7d2 Qc3 {Ricardi,P (2545)-Tregubov,P (2535) Buenos Aires 1998 1-0}) ({RR} 
12. f3 h5 13. Be3 h4 14. Bxc5 Qxc5 15. h3 Nh5 16. Rfd1 Bc6 17. Qd4 Qg5 18. Qf2
Rh6 19. Bd3 Qe5 20. Ne2 Ng3+ 21. Nxg3 hxg3 22. f4 gxf2 23. fxe5 Rh5 24. Rd2
Rxe5 25. Rxf2 Bxe4 26. Re2 f5 {Thejas K (1426)-Alekhya,M (2149) Jamshedpur IND
2023 0-1 (56)}) 12... Rc8 13. Be3 $146 ({RR} 13. Bf3 O-O 14. e5 Ne8 15. Bxb7
Qxb7 16. f5 exf5 17. Rxf5 Rc6 18. Ne4 Be7 19. Bd2 Rg6 20. Qf3 Qc6 21. Rf1 Qe6
22. Bb4 Bxb4 23. axb4 Qe7 24. Nc5 Nc7 25. Qb7 Rc6 26. Rd1 Rd8 27. h3 a5 {
Barua,D (2555)-Safira,S (2136) Sangli 2000 1/2-1/2 (53)}) 13... Bxe3 14. Qxe3
d6 15. Rad1 O-O 16. Bf3 e5 17. f5 Rfd8 18. Rd3 Qc5 19. Rfd1 Qxe3 20. Rxe3 Kf8
21. g4 h6 22. h4 Ke7 23. Kg2 g5 24. fxg6 fxg6 25. Rd2 Rc4 26. Kg3 g5 27. hxg5
hxg5 28. Rh2 Rdc8 29. Rh6 Kf7 30. Rd3 Kg7 31. Rxd6 Kxh6 32. Rxf6+ Kg7 33. Re6
b4 34. axb4 Rxb4 35. Rxe5 Kf6 36. Ra5 Rxb2 37. Ne2 Rcxc2 38. Nd4 Rc3 39. Nf5
Rb5 40. Ra4 Rbb3 41. Nd4 Ra3 42. Rb4 Bxe4 43. Rb6+ Ke5 44. Re6+ Kd5 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "8"]
[White "di Berardino, Diego"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B46"]
[PlyCount "74"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be3 Nf6 7. a3 Be7 8. f4
d6 9. Bd3 Qc7 ({RR} 9... O-O 10. Nf3 Qc7 11. h3 b5 12. g4 b4 13. axb4 Nxb4 14.
g5 Nd7 15. f5 exf5 16. exf5 Bb7 17. Rg1 Rfe8 18. Kd2 Ne5 19. Nd4 Nc4+ 20. Bxc4
Qxc4 21. Rg4 Nd5 22. Nxd5 Qxd5 23. Ra3 Bd8 24. Kc1 {Mitusov,S (2397)-Zielonka,
A (2053) Prague CZE 2023 1-0 (45)}) 10. Qf3 O-O 11. O-O Nxd4 $146 ({RR} 11...
b6 12. Nxc6 Qxc6 13. g4 h6 14. g5 hxg5 15. fxg5 Nh7 16. Qh5 Bb7 17. Rf3 f6 18.
g6 Ng5 19. Bxg5 {1-0 (19) Paganoglou,A (1935)-Tegou,A Ermioni Argolidas 2006})
12. Bxd4 e5 13. Be3 exf4 14. Bxf4 Be6 15. Kh1 Nd7 16. Qg3 Ne5 17. Rae1 g6 18.
Ne2 Qd8 19. Rd1 Bh4 20. Qe3 Bf6 21. Nd4 Qe7 22. c3 Rac8 23. Be2 Rfe8 24. Qg3
Bh4 25. Qe3 Bf6 26. Qg3 Kh8 27. Nf3 Bb3 28. Rd2 Nxf3 29. Bxd6 Nxd2 30. Bxe7
Bxe7 31. c4 Kg8 32. Rxf7 Kxf7 33. Qf4+ Bf6 34. Qxd2 Rcd8 35. Qb4 Rxe4 36. Bf3
Bxc4 37. b3 Red4 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "9"]
[White "Diamant, Andre"]
[Black "Milos Jr, Gilberto"]
[Result "1-0"]
[ECO "B80"]
[PlyCount "73"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7. Bd3 a6 8. a4
({RR} 8. g4 b5 9. g5 Nfd7 10. f4 Nc5 11. b4 Nxd3+ 12. cxd3 Bb7 13. Qg4 d5 14.
a3 a5 15. e5 axb4 16. Ncxb5 bxa3 17. O-O g6 18. f5 gxf5 19. Nxf5 exf5 20. Qxf5
Rf8 21. e6 fxe6 22. Qxe6 Rxf1+ {Larino Nieto,D (2307)-Brkic,A (2454) Heraklio
2004 1/2-1/2}) ({RR} 8. h3 b5 9. a3 Bb7 10. f3 Qc7 11. O-O Nc6 12. Kh1 Ne5 13.
Qe1 O-O 14. Qg3 Rfd8 15. f4 Nxd3 16. cxd3 d5 17. e5 Nd7 18. Nde2 Nc5 19. d4 Nb3
20. Rad1 b4 21. axb4 Bxb4 22. f5 Bc6 {Ashish Anand-Ganesh Babu,R (1405) chess.
com INT 2021 1-0 (31)}) 8... Nc6 9. O-O O-O 10. Kh1 e5 $146 ({RR} 10... Qc7 11.
f4 Bd7 12. Qf3 b6 13. Qg3 Rfe8 14. Rad1 Nb4 15. e5 Nfd5 16. Nxd5 Nxd5 17. Bd2
Bf8 18. Nf3 f5 19. exf6 Nxf6 20. Bc3 Nd5 21. Bxh7+ {1-0 (21) Heck,S-Braig,M
Hessen 1991}) 11. Nxc6 bxc6 12. a5 d5 13. Bb6 Qd6 14. Qe2 Bb7 15. f4 Nd7 16.
fxe5 Nxe5 17. exd5 cxd5 18. Rad1 Nxd3 19. Qxd3 Rac8 20. Rf2 Qb4 21. Nxd5 Bxd5
22. Qxd5 Qxb2 23. Bd4 Qb8 24. Bb6 Bh4 25. g3 Bf6 26. c4 Rfe8 27. c5 Re6 28. Qf3
h6 29. Re2 Rxe2 30. Qxe2 Qb7+ 31. Qg2 Qc6 32. Qxc6 Rxc6 33. Rd6 Rc8 34. c6 Be7
35. Rd7 Kf8 36. c7 Ke8 37. Rd5 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "9"]
[White "Leitao, Rafael"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "A33"]
[PlyCount "79"]
[EventDate "2007.??.??"]

1. Nf3 {Berkes/Meszaros} c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5
Be7 7. e3 Qb6 ({RR} 7... Qa5 8. Bh4 Ne4 9. Bxe7 Nxc3 10. Qd2 Nxe7 ({RR} 10...
Kxe7) 11. Nb5 O-O 12. Qxc3 Qxc3+ 13. Nxc3 b6 14. O-O-O Rd8 15. Be2 Bb7 16. e4
f5 17. exf5 ({RR} 17. f3 fxe4 18. fxe4 Ng6 19. Rd4 Bc6 ({RR} 19... Kf7 20. Nb5
Ke7 21. Nd6 Bc6 22. b4) 20. b4 Ne5 21. Rhd1 Kf7) 17... Nxf5 18. Rhg1 Rac8 19.
Rd2 Kf8 ({RR} 19... d5 20. cxd5 Bxd5 ({RR} 20... exd5 21. Bg4 g6 22. Bxf5 gxf5
23. Rd4) 21. Kd1 Kf7) 20. g3 Ke7 21. Re1 Nd6 22. b3 {Kramnik,V (2772)-Leko,P 
(2738) Miskolc 2007 CBM 118 [Berkes/Meszaros] 1/2-1/2} ({RR} 22. Rd4)) ({RR} 
7... Qa5 8. Bh4 Ne4 9. Bxe7 Nxc3 10. Qd2 Nxe7 11. Nb5 d5 12. Nd6+ Kf8 13. Nb5
Bd7 14. Nxc3 Bc6 15. Rd1 dxc4 16. Bxc4 Bxg2 17. Rg1 Bf3 18. Rg5 Qc7 19. Nb5 Qb8
20. Qc3 Rg8 21. Rd4 Qxh2 22. Rf4 {Andreikin,D (2729)-Indjic,A (2618) chess.com
INT 2023 0-1}) 8. Qd2 a6 $146 ({RR} 8... O-O 9. Be2 d5 10. cxd5 Nxd4 11. exd4 {
1/2-1/2 (11) Stojanovic,M (2571)-Bauer,C (2637) Switzerland 2013}) 9. Be2 d6
10. Nb3 Qc7 11. Rd1 b6 12. Bxf6 gxf6 13. O-O Bb7 14. e4 Rg8 15. f4 O-O-O 16.
Nd5 exd5 17. cxd5 Kb8 18. Rc1 Qd7 19. dxc6 Bxc6 20. Qe3 Ka7 21. Bc4 f5 22. Bd5
Rc8 23. Nd4 Bxd5 24. exd5 Bf6 25. Nc6+ Kb7 26. a4 Ka8 27. Qxb6 Qb7 28. Qxb7+
Kxb7 29. Rc4 Bd8 30. a5 Bc7 31. Ne7 Bb6+ 32. axb6 Rxc4 33. Nxg8 Rc2 34. Rf2
Rc1+ 35. Rf1 Rc2 36. Rb1 Kxb6 37. Ne7 Kc5 38. Nxf5 Re2 39. b4+ Kxd5 40. b5 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "9"]
[White "Miranda Jr, Roberto C"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D24"]
[PlyCount "150"]
[EventDate "2007.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 a6 5. a4 e6 6. Bg5 c5 7. e3 ({RR} 7. Bxf6
gxf6 8. d5 exd5 9. Nxd5 Bg7 10. e3 Nc6 11. Bxc4 Be6 12. O-O O-O 13. Qc1 Na5 14.
Rd1 b5 15. axb5 axb5 16. Bxb5 Bxd5 17. Qxc5 Nb3 18. Rxa8 Nxc5 19. Rxd8 Rxd8 20.
Bc6 Bxc6 21. Rxd8+ Bf8 {Jakovenko,D (2745)-Lysyj,I (2686) Kazan 2014 1-0}) 7...
cxd4 8. Nxd4 ({RR} 8. Qxd4 Qxd4 9. exd4 Bb4 10. Bxc4 Ne4 11. Rc1 Nxg5 12. Nxg5
Nc6 13. Nf3 Bd7 14. O-O Bxc3 15. Rxc3 Nb4 16. Ra1 Ke7 17. Ne5 Rhd8 18. f4 Be8
19. a5 Nc6 20. Rb3 Rab8 21. Nf3 Kf6 22. g3 g6 {Hagesaether,A (1993)-Kaasen,T 
(2480) Bergen NOR 2023 0-1 (41)}) 8... Be7 $146 ({RR} 8... Qc7 9. Nf3 Nbd7 10.
Qd4 e5 11. Qxc4 Qxc4 12. Bxc4 Bb4 13. Bxf6 Bxc3+ 14. bxc3 {1/2-1/2 (14) Luecke,
T (1808)-Roescher,F (1848) Germany 2008}) 9. Bxc4 Qa5 10. Nf3 Ne4 11. Bxe7 Nxc3
12. Qd2 Kxe7 13. Qxc3 Qxc3+ 14. bxc3 Nc6 15. a5 Bd7 16. Kd2 Rhc8 17. Rhb1 Rc7
18. Bd3 Rd8 19. Kc2 Bc8 20. Be4 Na7 21. Nd4 e5 22. Nf5+ Kf8 23. Rd1 Rxd1 24.
Rxd1 Bxf5 25. Bxf5 Nb5 26. Rd7 Rxd7 27. Bxd7 Na7 28. Kb3 Ke7 29. Bf5 Nc6 30.
Ka4 h6 31. Bc8 Nd8 32. f4 exf4 33. exf4 Kd6 34. Kb4 Nc6+ 35. Ka4 Kc7 36. Bg4
Ne7 37. Bf3 Ng6 38. g3 Ne7 39. Be4 Nc6 40. Bf5 Kd6 41. Bc8 Nd8 42. Kb4 Kd5 43.
c4+ Kd4 44. Bd7 Nc6+ 45. Ka4 Kxc4 46. Bh3 Nd4 47. Bf1+ Kc5 48. Bg2 Nc6 49. Bh3
Ne7 50. Bg2 Nd5 51. Kb3 b5 52. axb6 Nxb6 53. Bf1 a5 54. Bg2 Kd4 55. Bf3 f6 56.
Bd1 Kd3 57. Bc2+ Kd2 58. Be4 Ke3 59. Bc6 Kf2 60. g4 Ke3 61. f5 Kf4 62. h3 Kg3
63. Kc3 Kxh3 64. Bf3 Kg3 65. Bd1 Nd7 66. Kd4 Ne5 67. Kd5 Nxg4 68. Ke6 Ne3 69.
Bh5 a4 70. Ke7 Nxf5+ 71. Kf8 a3 72. Bf7 h5 73. Bd5 h4 74. Kf7 h3 75. Kg6 Ne7+
0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "9"]
[White "Molina, Roberto Junio"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "E15"]
[PlyCount "240"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Bb7 6. Bg2 c5 7. O-O cxd4 8. Nxd4
Qc8 9. Rd1 a6 10. Nc3 Bxg2 11. Kxg2 Be7 12. Bg5 Qb7+ 13. f3 Nc6 14. Bxf6 gxf6
15. Nxc6 dxc6 16. Rd3 O-O 17. Rad1 Rfd8 18. Rxd8+ Rxd8 19. Rxd8+ Bxd8 20. Qd1
Be7 21. Qd4 Qc7 22. Ne4 Qd8 23. Qxd8+ Bxd8 24. g4 Be7 25. f4 Kf8 26. f5 Kg7 27.
Kg3 c5 28. Kh4 h6 29. Kh5 Kh7 30. b3 Kg7 31. Kh4 Kf8 32. Kh5 Kg7 33. h3 Kh7 34.
Kh4 Kg8 35. Kg3 Kf8 36. Kf4 Bd8 37. Kg3 Be7 38. Kh4 Kg8 39. Kh5 Kh7 40. Nd2 Kg7
41. Nf3 Bd6 42. e3 Bc7 43. e4 Bf4 44. h4 Kh7 45. g5 exf5 46. exf5 fxg5 47. hxg5
hxg5 48. Nxg5+ Kg7 49. Ne4 Be5 50. Kg5 f6+ 51. Kh5 Kh7 52. Nf2 Kg7 53. Ng4 Bd4
54. Kh4 Kf7 55. Kg3 Ke7 56. Kf3 Kd6 57. Kg3 Ke7 58. Kh4 Kf7 59. Kh5 Kg7 60. Nh2
Be5 61. Nf3 Bc3 62. Nh4 Be5 63. Ng6 Bd6 64. Kg4 Kf7 65. Kf3 Ke8 66. Ke4 Kd7 67.
Kd5 Bg3 68. Nf8+ Ke7 69. Ng6+ Kd7 70. a4 a5 71. Nh8 Bd6 72. Ng6 Bg3 73. Nf8+
Ke7 74. Ne6 Kd7 75. Ng7 Bc7 76. Ke4 Ke7 77. Nh5 Be5 78. Kd5 Kd7 79. Ng7 Bc7 80.
Ne6 Bh2 81. Nf8+ Ke7 82. Ne6 Kd7 83. Nf8+ Ke7 84. Ng6+ Kd7 85. Nh4 Bd6 86. Nf3
Bc7 87. Nd2 Bd6 88. Ke4 Ke8 89. Nf1 Be5 90. Ne3 Bc7 91. Kd5 Kd7 92. Ng4 Bd8 93.
Nh6 Be7 94. Ng4 Bd8 95. Ke4 Ke8 96. Ne3 Bc7 97. Nd5 Bd8 98. Kf4 Kf8 99. Kg4 Kg8
100. Nf4 Bc7 101. Nd5 Bd8 102. Kh5 Kh7 103. Kh4 Kh8 104. Nf4 Bc7 105. Ne6 Bd6
106. Kh3 Kh7 107. Kg4 Kg8 108. Kh3 Kh7 109. Kg2 Kg8 110. Kf2 Bh2 111. Kg2 Bd6
112. Kg1 Bg3 113. Kf1 Bd6 114. Kg2 Bb8 115. Kf3 Kf7 116. Ke4 Ke8 117. Kd5 Kd7
118. Nf8+ Ke7 119. Ng6+ Kd7 120. Nh4 Bc7 $146 ({RR} 120... Kc7) 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "9"]
[White "Vescovi, Giovanni"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "E01"]
[PlyCount "77"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 c6 5. Qc2 Nbd7 6. Bg2 Bd6 7. O-O O-O 8. Nbd2
Re8 9. b3 e5 10. cxd5 cxd5 11. dxe5 Nxe5 12. Bb2 Bg4 13. Nxe5 Bxe5 14. Bxe5
Rxe5 15. Nf3 Bxf3 16. Bxf3 Rc8 17. Qb2 Qe7 18. Rac1 Rc6 $146 ({RR} 18... Re8
19. Rc2 Ne4 20. Rfc1 Ng5 21. Bg2 Ne4 22. Rc7 Qe6 23. h4 Nxf2 24. Bf3 Ne4 25.
Kg2 g5 26. Rc8 Rf5 27. Rxe8+ Qxe8 28. Qd4 Qe6 29. Bg4 Qe5 30. Rc8+ Kg7 31.
Qxe5+ Rxe5 32. Rc7 gxh4 33. gxh4 {Heinig,W (2291)-Woerl,R (2124) Bad
Woerishofen 2000 1/2-1/2 (64)}) ({RR} 18... Re8 19. Rfd1 g5 20. Rd4 Qe6 21. e3
h5 22. h4 Rxe3 23. fxe3 Qxe3+ 24. Kg2 g4 25. Rf4 gxf3+ 26. Rxf3 Qe2+ 27. Qxe2
Rxe2+ 28. Kf1 Re6 29. Rc7 Rb6 30. Ke2 Kg7 31. Kd3 Kg6 32. Kd4 a6 33. a3 {
Munoz Moreno,F (2287)-Garzon Rodriguez,J (1975) Malaga 2005 1-0 (43)}) 19. Qd4
g5 20. e3 Qc7 21. Rxc6 bxc6 22. Rc1 Re6 23. Qc3 Qb6 24. Rd1 h6 25. b4 Qb5 26.
a3 g4 27. Bg2 Nd7 28. Qd4 Qe2 29. Bf1 Qc2 30. Qxg4+ Rg6 31. Qe2 Qc3 32. Qd3 Qb2
33. Qd4 Qxa3 34. Ra1 Qb3 35. Rxa7 Nf8 36. Ra8 Qc2 37. Bd3 Qc1+ 38. Kg2 Rg7 39.
Ra1 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "9"]
[White "van Riemsdijk, Herman C"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B87"]
[PlyCount "28"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. O-O
Be7 9. Qf3 Qc7 10. Qg3 O-O 11. Bh6 Ne8 12. Bg5 ({RR} 12. Kh1 Kh8 13. Bg5 Bxg5
14. Qxg5 Nf6 15. f3 Bd7 16. Rfd1 Nc6 17. Nxc6 Bxc6 18. a3 Rab8 19. Rd4 Rfc8 20.
Rad1 h6 21. Qd2 Ne8 22. Ne2 a5 23. c3 Nf6 24. Qe3 Rd8 25. Ng3 Rd7 26. h3 Qa7 {
Adams,M (2726)-Van Wely,L (2681) Wijk aan Zee 2008 1-0 (47)}) ({RR} 12. Rfd1
Kh8 13. Bg5 Bxg5 14. Qxg5 Bb7 15. Bxe6 fxe6 16. Nxe6 Qf7 17. Nxf8 Qxf8 18. a4
b4 19. Nd5 Nc6 20. f3 Rc8 21. b3 Ne5 22. Nxb4 Qxf3 23. Rf1 h6 24. Qxh6+ gxh6
25. gxf3 Rc3 26. Nd3 Nxd3 {Zapata,A (2341)-Chirilov,J (2168) Charlotte USA
2023 1/2-1/2 (54)}) 12... Nf6 $146 ({RR} 12... Bf6 13. Bxf6 Nxf6 14. Rfe1 Bb7
15. Ndxb5 axb5 16. Nxb5 Qb6 17. Nxd6 Nbd7 18. e5 Ne8 19. Qe3 Nxd6 20. Qxb6 Nxb6
21. exd6 Rfd8 22. c4 Rac8 23. Red1 Nxc4 24. Rac1 Bd5 25. Bxc4 Rxc4 26. Rxc4
Bxc4 27. a4 {Susnik,M (2202)-Bratovic,B (2277) Bled 2002 0-1}) ({RR} 12... Bxg5
13. Qxg5 Qc5 14. Qd2 Nf6 15. Rfe1 Nc6 16. Rad1 Bb7 17. Nxc6 Qxc6 18. Qxd6 Qxd6
19. Rxd6 b4 20. Na4 Bxe4 21. Nc5 Bd5 22. Nxa6 Bxb3 23. axb3 Nd5 24. g3 Rfc8 25.
Re2 Kf8 26. Kf1 Ke7 27. Rxd5 {Zapata,A (2530)-Leitao,R Bogota 1992 1/2-1/2 (50)
}) 13. Bh6 Ne8 14. Bg5 Nf6 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "10"]
[White "Bittencourt, Jorge"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "67"]
[EventDate "2007.??.??"]

1. e4 {Erenburg,S} d6 2. d4 g6 3. Nc3 Bg7 4. Be3 c6 5. Qd2 b5 6. Bd3 Nd7 7. Nf3
Qc7 ({RR} 7... Nb6) ({RR} 7... a6) 8. O-O ({RR} 8. a4) 8... Ngf6 9. h3 ({RR} 9.
Bh6) 9... O-O 10. Ne2 ({RR} 10. Bh6 Bb7 11. Bxg7 Kxg7 12. Rfe1 e5 13. dxe5 dxe5
14. Ne2 a6 15. Ng3 c5) 10... c5 11. c3 e5 12. Ng3 a6 13. a4 exd4 ({RR} 13...
Rb8 14. d5 c4 15. Bc2 Nc5 16. Ra3 bxa4 17. Bxc5 Qxc5 18. Bxa4) ({RR} 13... Bb7
14. d5) 14. cxd4 bxa4 $146 ({RR} 14... Bb7 15. Bh6 bxa4 16. Rxa4 ({RR} 16. Bxg7
Kxg7 17. d5 Nb6 18. Nf5+ Kh8 19. Qc3 Qd8 20. Ne3) 16... Qc6 17. Ra3 ({RR} 17.
Rfa1) 17... d5 18. Bxg7 Kxg7 19. e5 ({RR} 19. Re1 dxe4 20. Nxe4 cxd4 21. Nxd4
Qb6) 19... Ne4 20. Bxe4 ({RR} 20. Qe3 Nxg3 21. fxg3 Rae8) 20... dxe4 21. Ng5
Rad8 ({RR} 21... cxd4 22. Qxd4 e3 23. e6+) 22. N5xe4 cxd4 23. Qxd4 Qd5 ({RR} 
23... f6 24. Qd6 fxe5 25. Qxc6 ({RR} 25. Rd1) 25... Bxc6 26. Ng5 Rf6 27. Rxa6
h6 28. Rc1) 24. Qxd5 Bxd5 25. f4 Rb8 ({RR} 25... f6 26. Rd1 Bxe4 27. Nxe4 fxe5
28. Rad3) 26. Rd1 Bxe4 27. Nxe4 Rb4 28. Rxd7 ({RR} 28. Nf2 Nb8) ({RR} 28. Re3)
28... Rxe4 29. Rxa6 {Geller,J (2489)-Akopian,V (2689) Sochi 2004 CBM 101 
[Erenburg,S] 1/2-1/2 (42)}) 15. Rfc1 Bb7 16. Rxa4 Bc6 17. Ra3 Rfe8 18. d5 Bb5
19. Bb1 Nb6 20. b3 Nfd7 21. Bd4 Qd8 22. Bxg7 Kxg7 23. Nh2 h5 24. f4 Qf6 25. Nf3
c4 26. b4 Na4 27. Ne2 Qb2 28. Qxb2+ Nxb2 29. Nc3 Rac8 30. Rf1 Nb6 31. Nd4 Nd3
32. Ndxb5 axb5 33. Nxb5 Rcd8 34. Ra6 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "10"]
[White "Matsuura, Everaldo"]
[Black "Molina, Roberto Junio"]
[Result "1/2-1/2"]
[ECO "D42"]
[PlyCount "122"]
[EventDate "2007.??.??"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8.
Bd3 Nc6 9. O-O O-O 10. Re1 Nf6 11. Bg5 b6 12. a3 Bb7 13. Bb1 Rc8 14. Qd3 g6 15.
Ba2 Re8 16. Rad1 Nd5 17. Nxd5 Bxg5 18. Nc3 Bf6 19. Ne4 Na5 $146 ({RR} 19... Nb8
20. d5 Bxd5 21. Bxd5 exd5 22. Qxd5 Bxb2 23. Qb3 Bd4 24. Nxd4 Qh4 25. Nf3 {
1-0 (26) Matsuura,E (2482)-Lucena,L (2206) Belem 2009}) 20. d5 exd5 21. Bxd5
Kg7 22. Nxf6 Qxf6 23. Bxb7 Nxb7 24. Qd7 Rxe1+ 25. Rxe1 Qc6 26. Qe7 Qc7 27. h4
Nd8 28. g3 a5 29. Kg2 Qc6 30. Rd1 Ne6 31. Rd6 Qe4 32. Rd7 Rf8 33. Qd6 Rc8 34.
Qe5+ Qxe5 35. Nxe5 Rc7 36. Rxc7 Nxc7 37. Kf3 b5 38. Ke4 Kf6 39. Nc6 a4 40. Kd4
Ne6+ 41. Kc3 Kf5 42. f3 g5 43. hxg5 Kxg5 44. Kb4 Nc7 45. Ne5 f6 46. Nf7+ Kg6
47. Nd6 h5 48. Nxb5 f5 49. f4 Nd5+ 50. Kxa4 Nxf4 51. Nd4 Nd3 52. b4 Kf6 53. Kb5
Ke5 54. Nf3+ Kd6 55. a4 f4 56. gxf4 Nxf4 57. a5 Nd5 58. a6 Kc7 59. Nd4 h4 60.
Ne6+ Kb8 61. Ng5 Ka7 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "van Riemsdijk, Herman C"]
[Result "1/2-1/2"]
[ECO "B45"]
[PlyCount "47"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8.
Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O d4 12. Ne2 Qd5 13. Nf4 Qd6 14. Nh5 Nd5
({RR} 14... Qe5 15. Nxf6+ Qxf6 16. Qh5 h6 17. f4 Be6 18. Bd2 Rfd8 19. Rae1 Rd5
20. Qf3 Rad8 21. b4 a6 22. a4 Bf5 23. Bc4 R5d7 24. b5 axb5 25. axb5 Ne7 26. Qb3
b6 27. Bb4 Ng6 28. Rd1 Nf8 29. Rf2 {Foerster-Yialamas,L (2125)-Weiss,M (2030)
Heusenstamm GER 2022 1-0 (49)}) 15. Re1 ({RR} 15. Qf3 Re8 16. Bd2 Bd7 17. Rfe1
a6 18. Bc4 Be6 19. Re4 b5 20. Bd3 Nde7 21. Nxg7 Kxg7 22. Bh6+ {1-0 (22)
Khachiyan,M (2508)-Matikozian,A (2462) Los Angeles 2008}) 15... Be6 $146 ({RR} 
15... g6 16. Bh6 Rd8 17. Qf3 f5 18. Qxd5+ Qxd5 19. Nf6+ Kf7 20. Nxd5 Rxd5 21.
Bc4 Be6 22. Bxd5 Bxd5 23. Rad1 Rd8 24. f3 Be6 25. b4 a6 26. Bc1 a5 27. b5 Ne7
28. a4 Bc4 29. Be3 {1-0 (29) Reis,R (2243)-Schutt,R (2140) Manaus 2013}) 16.
Ng3 f5 17. f4 g6 18. Re2 Rfe8 19. Qf1 Bf7 20. Bd2 Ne3 21. Qf2 Ng4 22. Qf1 Ne3
23. Qf2 Ng4 24. Qf1 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "10"]
[White "Santiago, Yago"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "50"]
[EventDate "2007.??.??"]

1. e4 {Ftacnik,L} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7.
f3 Nc6 8. Qd2 O-O 9. g4 a6 10. O-O-O Nxd4 11. Qxd4 b5 12. g5 Nd7 13. h4 ({RR} 
13. Kb1 Qa5 14. a3 Ne5 15. f4 Nc6 16. Qb6 Qxb6 17. Bxb6 Bd8 18. Bxd8 Rxd8 19.
h4 Bb7 20. Rh2 Kf8 21. Rhd2 Ke7 22. b3 Rac8 23. Kb2 Rc7 24. Bh3 Na7 25. f5 Nc6
26. Ne2 Bc8 27. Nf4 Ne5 {Bauer,C (2630)-Stevic,H (2611) Austria 2014 1-0 (44)})
13... Bb7 ({RR} 13... Qa5 14. Kb1 b4 15. Ne2 Bb7 16. Nc1 d5 17. e5 Rfc8 18. Rh2
Bc5 19. Qf4 Bxe3 20. Qxe3 d4 21. Qxd4 Nxe5 22. Nb3 Qc7 23. Qxb4 Nxf3 24. Rf2 a5
25. Qg4 a4 26. Nd4 Nxd4 27. Rxd4 a3 28. Bc4 {Vykouk,J (2442)-Babula,V (2563)
Pardubice CZE 2021 1/2-1/2 (37)}) 14. Kb1 Ne5 ({RR} 14... Rc8 15. h5 ({RR} 15.
Qd2 b4 16. Ne2 Ne5 17. Nd4 d5 18. Qg2 dxe4 19. fxe4 Rc7 20. h5 Qa8 21. Bd3)
15... Bxg5 16. Bxg5 Qxg5 17. h6 Qf6 18. hxg7 Rfd8 19. Qf2 b4 20. Bd3 bxc3 21.
Rxh7 Ne5 22. Rdh1 Qf4 23. Qg2 Ng6 24. e5 dxe5 25. Bxg6) 15. Rh3 $146 ({RR} 15.
f4 Ng4 ({RR} 15... Nc6 16. Qd2 Rc8 17. Qf2 Qc7 18. Bg2 Rfe8 19. h5 Bf8 20. g6
fxg6 21. hxg6 h6 22. Bb6 Qe7 23. f5) 16. Bc1 b4 ({RR} 16... h5 17. gxh6 Nxh6
18. Rg1 Bf6 19. Qb4 Qb6 20. Bh3) 17. Qxb4 Nf2 18. Qxb7 Nxh1 19. Bg2 Nf2 20. Rf1
Rb8 21. Qa7 Ng4 22. Bh3 h5 23. gxh6 Nxh6 24. f5 Bf6 25. fxe6 fxe6 26. Bxe6+ Kh8
27. Bb3 Bxc3 28. Rxf8+ Qxf8 29. bxc3 Rd8 {Rodriguez Vila,A (2527)-Mussanti,D 
(2306) Mar del Plata 2011 1-0 (31)}) ({RR} 15. f4 Ng4 16. Bc1 f5 17. Rg1 ({RR} 
17. Be2 e5 18. fxe5 Nxe5 19. Rhf1 fxe4 20. Nd5 Re8 21. Bf4 Nf3 22. Bxf3 exf3
23. Rxf3 Rc8 24. Re3) 17... e5 ({RR} 17... Rc8 18. exf5 exf5 19. Be2 d5 20.
Bxg4 Bc5 21. Qd3 fxg4 22. Rxg4 Qd7) 18. Qd2 Qb6 ({RR} 18... exf4 19. Qxf4 Ne5
20. exf5 Ng6 21. Qf2 Qc8 22. Bh3) ({RR} 18... Rc8 19. exf5 b4 20. Nd5) 19. exf5
Nf2 ({RR} 19... h5 20. Nd5 Qxg1 21. Nxe7+ Kh7 22. Qxd6) 20. Nd5 Bxd5 21. Qxd5+
Kh8 22. Re1 Ne4 ({RR} 22... Nd1 23. Bd3) 23. Qxe4 Qxg1 24. Bd3 d5 ({RR} 24...
Qa7 25. f6 g6 26. h5) 25. Qxe5 {1-0 (25) Almasi,Z (2646)-Szabo,K (2447)
Szekesfehervar 2006 CBM 112 [Ftacnik,L]}) 15... Rc8 16. Qd2 Qd7 17. Qg2 b4 18.
Ne2 Rxc2 19. f4 Qa4 20. fxe5 Rfc8 21. Rc1 dxe5 22. Bg1 b3 23. axb3 Rxc1+ 24.
Nxc1 Bxe4+ 25. Rd3 Rxc1+ 0-1

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "10"]
[White "Vescovi, Giovanni"]
[Black "Miranda Jr, Roberto C"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "74"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 e6 5. Nc3 Bb4 6. Bd3 Bxc3+ ({RR} 6... Ne4 7.
O-O Nxc3 8. bxc3 Bxc3 9. Rb1 Ba5 10. Ba3 Bc7 11. Ne5 Nd7 12. cxd5 Nxe5 13. dxe5
Qxd5 14. f4 Qxa2 15. Qc1 Bb6 16. Bc4 Bxe3+ 17. Qxe3 Qxc4 18. Rfc1 Qd5 19. Rd1
Qa5 20. f5 b6 21. Qg5 {Shirov,A (2718)-Hauksson,H Bergen 2001 1-0}) 7. bxc3 O-O
8. O-O b6 ({RR} 8... Qc7 9. Bb2 c5 10. cxd5 exd5 11. Ba3 Nbd7 12. c4 Re8 13.
dxc5 Nxc5 14. cxd5 Nxd5 15. Bxh7+ Kxh7 16. Qxd5 Ne6 17. Rac1 Qd8 18. Qb5 Qf6
19. Qxe8 Nd8 20. Be7 Qe6 21. Qxd8 b6 22. Ng5+ Kg6 23. Nxe6 {Ryabukhina,V (1481)
-Frolova,A Vila Nova de Famalicao POR 2023 1-0}) 9. a4 $146 ({RR} 9. Qe2 Ba6
10. Rd1 Re8 11. Ne5 Qc7 12. Bd2 Nbd7 13. f4 c5 14. Be1 Rac8 15. Bh4 cxd4 16.
Bxf6 Nxf6 17. cxd5 Bxd3 18. Rxd3 Nxd5 19. c4 f6 20. cxd5 fxe5 21. exd4 exd4 22.
dxe6 Qxf4 23. Rf3 Rc1+ {Viera Falcon,C (1782)-Quiza Vazquez,C (1558)
Vecindario 2010 1/2-1/2 (48)}) 9... Bb7 10. a5 Re8 11. cxd5 exd5 12. c4 Nbd7
13. a6 Bc8 14. cxd5 cxd5 15. Bb5 Re6 16. Ng5 Re8 17. Ba3 h6 18. Nh3 Nb8 19.
Bxe8 Qxe8 20. Nf4 Bxa6 21. Re1 Bc4 22. f3 Nc6 23. e4 dxe4 24. fxe4 Rd8 25. Bb2
g5 26. d5 Qe7 27. Nh5 Nxh5 28. Qxh5 Ne5 29. Qxh6 Rd6 30. Qh3 g4 31. Qh5 f6 32.
Bxe5 fxe5 33. Qxg4+ Kh7 34. Re3 Rg6 35. Rh3+ Kg7 36. Qh5 Qc5+ 37. Kh1 a5 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "10"]
[White "di Berardino, Diego"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "B47"]
[PlyCount "33"]
[EventDate "2007.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8.
Kh1 Nxd4 9. Qxd4 Bc5 10. Qd3 b5 11. Bg5 Bb7 12. f4 h5 13. e5 Ng4 14. Bf3 Rc8
15. Bxb7 Qxb7 16. Ne4 Ne3 $146 ({RR} 16... Qd5 17. Rac1 h4 18. h3 Ne3 19. Rfe1
Nf5 20. Qxd5 exd5 21. Nd6+ Bxd6 22. exd6+ Kf8 23. Be7+ Kg8 24. Re5 Rh5 25. Kh2
d4 26. Bxh4 Rxh4 27. Rxf5 g6 28. Re5 Rxf4 29. Re7 d3 30. c3 Rd4 31. Rxd7 {
Lutz,A (2279)-Flear,C (2184) Battle Abbey 2001 1-0 (99)}) ({RR} 16... Nh6 17.
Nxc5 Rxc5 18. Qd6 f6 19. exf6 gxf6 20. Bxf6 Ng8 21. Bxh8 Rxc2 22. Rf3 Ne7 23.
Rg3 {1-0 (23) Umudova,N (2219)-Haast,A (2357) Haarlem 2014}) 17. Qxe3 1-0

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "11"]
[White "Diamant, Andre"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "C92"]
[PlyCount "23"]
[EventDate "2007.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 {= Slipak-ValergaVilla Martelli
2006} 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "11"]
[White "Leitao, Rafael"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D43"]
[PlyCount "63"]
[EventDate "2007.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 g5 7. Bg3 dxc4 8. e4 b5
9. Be2 Bb7 10. h4 g4 11. Ne5 h5 12. O-O Nbd7 13. Qc2 Nxe5 14. Bxe5 Bg7 15. Bg3
Qxd4 16. Rad1 Qb6 17. b3 cxb3 18. axb3 Nd7 $146 ({RR} 18... a6 19. Rd2 c5 20.
Rd6 Qa5 21. e5 Nd7 22. Rfd1 O-O-O 23. Ne4 Qc7 24. Nf6 Nxe5 25. Bxe5 Rxd6 26.
Rxd6 Bxf6 27. Bxf6 Qxd6 28. Bxh8 Qd5 29. Bf1 Kc7 30. Qc3 Kb6 31. b4 c4 32. Qa1
Kc6 33. Qf6 {Aronian,L (2741)-Gustafsson,J (2606) Khanty-Mansiysk 2007 1-0 (37)
}) 19. e5 Bf8 20. Ne4 Be7 21. Nd6+ Bxd6 22. Rxd6 O-O-O 23. Rfd1 Nb8 24. Rxd8+
Rxd8 25. Rxd8+ Qxd8 26. Bxb5 Qg8 27. Bd3 Nd7 28. Qd2 Qg7 29. Be4 Nc5 30. Bc2
Nd7 31. Be4 Nc5 32. Bc2 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "11"]
[White "Milos Jr, Gilberto"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "39"]
[EventDate "2007.??.??"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 a6 6. Qc2 c5 7. cxd5 exd5 8. g3 ({
RR} 8. Be2 Nc6 9. O-O Be6 10. Rd1 Nb4 11. Qd2 Ne4 12. Nxe4 dxe4 13. Ne5 cxd4
14. exd4 Bd6 15. a3 Nd5 16. Qc2 f5 17. f3 O-O 18. fxe4 Rc8 19. Bc4 Bxe5 20.
exd5 Bxd5 21. Bxd5+ {1-0 (21) Grischuk,A (2717)-Svidler,P (2765) Monte Carlo
2006}) 8... Nc6 9. Bg2 ({RR} 9. dxc5 Bxc5 10. Bg2 Nb4 11. Qd1 Bf5 12. O-O O-O
13. Bd2 Bd3 14. Re1 Nc2 15. Ne5 Nxe1 16. Bxe1 Be4 17. Nxe4 dxe4 18. Qe2 Qe7 19.
Bc3 Nd5 20. Bd4 Bxd4 21. exd4 Nf6 22. Bxe4 Nxe4 23. Qxe4 Rad8 {Min,R (1659)
-Woodward,A (1884) lichess.org INT 2020 0-1 (33)}) 9... cxd4 $146 ({RR} 9...
Be6 10. O-O cxd4 11. Nxd4 Nxd4 12. exd4 {1/2-1/2 (12) Di Berardino,D (2491)
-Vescovi,G (2622) Americana 2010}) ({RR} 9... Be6 10. O-O Rc8 11. a3 cxd4 12.
Nxd4 Nxd4 13. exd4 Be7 14. Qb3 Qd7 15. Bg5 O-O 16. Na4 Qb5 17. Qxb5 axb5 18.
Nc3 b4 19. axb4 h6 20. Bxf6 Bxf6 21. Rfd1 Rc4 22. Nxd5 Bxd5 23. Bxd5 Rxb4 24.
Ra7 {Kljucharev,S (2384)-Iskusnyh,S (2455) Kemerovo 2011 1/2-1/2}) 10. Nxd4
Nxd4 11. exd4 Be7 12. O-O O-O 13. Bg5 Be6 14. Qb3 b5 15. Rfd1 Qd6 16. Bf4 Qd7
17. Be5 Rfd8 18. a4 b4 19. Bxf6 Bxf6 20. Ne2 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "11"]
[White "Miranda Jr, Roberto C"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "B96"]
[PlyCount "41"]
[EventDate "2007.??.??"]

1. e4 {Wedberg,T} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4
b5 8. e5 dxe5 9. fxe5 Qc7 10. exf6 Qe5+ 11. Be2 Qxg5 12. Qd3 Qxf6 13. Rf1 Qe5
14. Rd1 Ra7 15. Nf3 Qc7 16. Ng5 f5 17. Qd4 Qe7 18. Bh5+ ({RR} 18. Nge4 h5 19.
Nd6+ Qxd6 20. Qxa7 Qxh2) 18... g6 19. Qxh8 Qxg5 20. Bf3 ({RR} 20. Be2 Rg7 21.
Ne4 Qh4+ 22. g3 Qxe4 23. Rd8+ Kxd8 24. Qxf8+ Kc7 25. Qxg7+ Bd7 26. Rf3 Nc6 27.
Rd3 Ne5 28. Rc3+ Kb6 29. Qf8 Bc6 30. Qb8+ Bb7 31. Qc7+ Ka7 32. Qc5+ Kb8 33. Re3
Qh1+ 34. Kd2 Nf3+ {Geenen,M (2235)-Degembe,P (2018) Charleroi 2013 1-0 (37)})
20... Nd7 ({RR} 20... Rg7 {RR} 21. Rf2 b4 22. Ne2 Nd7 23. Nd4 Nf6 24. Nc6 Bd7 (
{RR} 24... Rg8 25. Rd8+ Kf7 26. Ne5+ Ke7 27. Nc6+) 25. Re2 Rg8 26. Rxe6+ Bxe6 (
{RR} 26... Be7 27. Rxe7+ Kf8 28. Rdxd7) 27. Rd8+ Kf7 28. Ne5+) 21. Rd6 $146 ({
RR} 21. Qd4 Rc7 22. a3 Qh6 23. Rd2 Qxh2 24. Kd1 Qe5 25. Qh4 h5 26. Re1 Qf6 27.
Qg3 Kd8 28. Nd5 exd5 29. Re8+ Kxe8 30. Qxc7 Nb6 31. Bxd5 Bd7 32. Re2+ Be7 33.
Qb8+ Nc8 34. Bb7 Qb6 35. c3 Kd8 {Castelfranchi,C (2290)-Leroy,A (2220)
Budapest 1994 0-1 (45)}) ({RR} 21. Rf2 Qh6 ({RR} 21... Nf6 22. Bc6+ ({RR} 22.
Rd8+ Kxd8 23. Qxf8+ Ne8) 22... Kf7 ({RR} 22... Bd7 23. Bxd7+ Rxd7 24. Rxd7 Nxd7
25. Qxh7) ({RR} 22... Ke7 23. Rd8 Kxd8 ({RR} 23... Qe3+ 24. Ne2 Kxd8 25. Qxf8+
Kc7 26. Qxf6 ({RR} 26. Rf3 Qe5 27. Rc3 Kb8 ({RR} 27... b4 28. Bb7+ bxc3 29.
Qxc8+ Kb6 30. Qc6+ Ka5 31. b4+ Kxb4 32. Qb6+) 28. Bxb5 Rc7 29. Bxa6 Nd7 ({RR} 
29... Rxc3 30. bxc3) 30. Qb4+ Bb7 31. Bxb7 Rxb7 32. Qe7) 26... Kxc6 27. Rf3 Qb6
28. Rc3+ Kb7) 24. Qxf8+ Kc7 25. Qc5) 23. Rd8 Qe3+ ({RR} 23... Bh6 24. Rxc8 ({RR
} 24. Re2 Bb7 25. Be8+ ({RR} 25. Bxb7 Bg7) 25... Ke7 26. Rb8 Qc1+ 27. Nd1 Be4)
({RR} 24. Rfd2 Rc7) 24... Qe3+ 25. Kf1 Qc1+ 26. Ke2 Qd2+) ({RR} 23... Bg7 24.
Be8+ Ke7 25. Qxg7+ Kxd8 26. Qxa7) ({RR} 23... Bc5 24. Rxc8 Bxf2+ ({RR} 24...
Qe3+ 25. Re2 Qg1+ 26. Kd2 Qd4+ 27. Kc1 Qf4+ 28. Rd2) 25. Kxf2 Ng4+ ({RR} 25...
Qd2+ 26. Kf3) ({RR} 25... Qf4+ 26. Ke2 Qe5+ 27. Kf1 Qf4+ 28. Bf3) 26. Ke1 Qe3+
27. Ne2 Qf2+ 28. Kd2 Qe3+ 29. Kd1 Nf2+ 30. Ke1) 24. Kf1 ({RR} 24. Re2 Qg1+ 25.
Kd2 Bg7 26. Be8+ Ke7 27. Qxg7+ Kxd8 28. Qxf6+ Kxe8 29. Qh8+ Kd7 30. Qxh7+ Kc6
31. Qxg6 Rd7+) ({RR} 24. Ne2 Bg7 ({RR} 24... Bh6 25. Rf3) 25. Be8+ Ke7 26.
Qxg7+ Kxd8 27. Qxf6+ Kxe8 28. Qh8+ Kd7 29. Rf3 Qc5 30. Rd3+ Ke7 31. Rc3) 24...
Bg7 25. Be8+ Ke7 26. Qxg7+ Kxd8 27. Qxf6+ Kxe8 28. Re2 Qc1+ 29. Kf2) ({RR} 
21... Nb6 22. Qd4) ({RR} 21... Nc5 22. Qe5) 22. Rd6 Nb6 ({RR} 22... Kf7 23.
Rxe6 Kxe6 24. Re2+ Kd6 ({RR} 24... Kf7 25. Bd5#) 25. Qd4+ {RR} Kc7 26. Qxa7+
Kd8 27. Qe3) ({RR} 22... Qe3+ 23. Kf1 Nc5 ({RR} 23... Kf7 24. Rxe6) 24. Re2 Qh6
25. Rc6) 23. Re2 Nc4 24. Qf6 Be7 ({RR} 24... Nxd6 25. Bc6+ Bd7 26. Rxe6+ Be7
27. Qxe7#) 25. Bc6+ Bd7 26. Rdxe6 {1-0 (26) Hellers,F (2565)-Polugaevsky,L 
(2575) Haninge 1989 CBM 013 [Wedberg,T]}) ({RR} 21. Qxh7 {RR} Qe3+ 22. Ne2 ({RR
} 22. Be2 Ne5 23. Qh3 Qxh3 24. gxh3 Rh7) 22... Ne5 23. Qh3 ({RR} 23. Qg8 Rc7)
23... Bh6) 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "11"]
[White "Molina, Roberto Junio"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "E08"]
[PlyCount "61"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4
Nbd7 9. Qc2 Nh5 10. Bc1 Nhf6 11. Bf4 Nh5 12. Bc1 Nhf6 13. Rd1 b6 14. Bf4 Bb7
15. Nc3 Rc8 16. Ne5 h6 $146 17. e4 Bb4 18. Nxd7 Qxd7 19. e5 Ne8 20. a3 Bxc3 21.
Qxc3 dxc4 22. Qxc4 Nc7 23. Rac1 Nd5 24. Bd2 c5 25. dxc5 Rxc5 26. Qg4 f5 27.
exf6 Nxf6 28. Bc3 Bd5 29. Bxf6 Rxc1 30. Rxc1 Rxf6 31. Bxd5 1/2-1/2

[Event "BRA ch"]
[Site "Rio de Janeiro"]
[Date "2007.12.??"]
[Round "11"]
[White "van Riemsdijk, Herman C"]
[Black "Bittencourt, Jorge"]
[Result "0-1"]
[ECO "D94"]
[PlyCount "74"]
[EventDate "2007.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Be2 c5 7. dxc5 dxc4 8. O-O
Qa5 9. Qa4 Qxc5 10. Qxc4 Qxc4 11. Bxc4 Nc6 12. Bd2 Bf5 $146 ({RR} 12... Bg4 13.
Rfd1 Rac8 14. Be2 h6 15. Be1 e5 16. h3 Be6 17. Rac1 Rfd8 18. Rxd8+ Rxd8 19. a3
h5 20. Ng5 {1/2-1/2 (20) Wirius,S (2265)-Jansa,V (2480) Austria 1998}) ({RR} 
12... Bg4 13. h3 Bxf3 14. gxf3 Rac8 15. Be2 Nb4 16. Rac1 Nbd5 17. Nxd5 Nxd5 18.
Rxc8 Rxc8 19. Rc1 Rxc1+ 20. Bxc1 Nb4 21. Bc4 b5 22. Bxb5 Nxa2 23. Bd2 Bxb2 24.
Bc4 Bc3 25. Bxa2 Bxd2 26. f4 e6 27. Kf1 {Heydarli,K (2120)-Chigladze,I (2418)
Tbilisi 2009 1/2-1/2 (50)}) 13. Rac1 Rac8 14. Be2 Rfd8 15. Rfd1 Ne4 16. Be1
Nxc3 17. Rxd8+ Nxd8 18. Bxc3 Bxc3 19. Rxc3 Rxc3 20. bxc3 Kf8 21. Kf1 f6 22. Ke1
e5 23. Kd2 Ke7 24. c4 b6 25. Kc3 Nb7 26. Nd2 Nc5 27. f3 a5 28. Nb3 Na4+ 29. Kd2
Kd6 30. a3 g5 31. g4 Be6 32. e4 Bf7 33. Kc2 h5 34. h3 h4 35. Bf1 Be8 36. Be2
Nc5 37. Nxc5 Kxc5 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "1"]
[White "Bittencourt, Jorge"]
[Black "Gattass, Allan"]
[Result "1-0"]
[ECO "B46"]
[PlyCount "103"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Bd6 9. f4 ({RR} 9. Qe2 Ne7 10. b3 Be5 11. Bb2 Ng6 12. exd5 cxd5 13. Bxg6
Bxh2+ 14. Kxh2 hxg6+ 15. Kg1 Qh4 16. f4 d4 17. Ne4 Bb7 18. Nd6+ Ke7 19. Nxb7
Qh2+ 20. Kf2 Rh3 21. Ba3+ Kd7 22. Nc5+ Kc7 23. Qe4 Qg3+ {Krysa,L (2541)
-Tifferet,S (2334) chess.com INT 2023 1-0}) ({RR} 9. Qe2 Bb7 10. b3 Qc7 11. h3
Ne7 12. Na4 Ng6 13. c4 O-O 14. Qc2 dxe4 15. Bxe4 f5 16. Bd3 c5 17. f3 Nf4 18.
Be3 Rf6 19. Rf2 Rg6 20. Kf1 Nh5 21. Rd1 Be7 22. g4 Ng3+ 23. Ke1 Qe5 {
Bittencourt,J (2448)-Diamant,A (2395) Rio de Janeiro 2007 0-1}) 9... Ne7 10. e5
Bc5+ 11. Kh1 O-O $146 ({RR} 11... a5 12. Na4 Ba7 13. c4 Ba6 14. Qe2 O-O 15. b3
Bd4 16. Rb1 c5 17. Ba3 Rc8 18. Rbc1 dxc4 19. Bxc4 Bb7 20. Ba6 Bxa6 21. Qxa6 Nf5
22. Bxc5 Qh4 23. Qd3 Rxc5 24. Nxc5 Be3 25. Ne4 Bxc1 26. g3 {Yuan,Q (2373)
-Maghsoodloo,P (2719) chess.com INT 2022 0-1 (49)}) 12. b3 Qc7 13. Na4 Ba7 14.
c4 c5 15. Qc2 g6 16. Be3 d4 17. Bd2 Bd7 18. Nb2 Bc6 19. Be4 Rad8 20. Rae1 Bb6
21. Bxc6 Qxc6 22. Qe4 Qxe4 23. Rxe4 Rd7 24. Nd3 Rc8 25. Kg1 h5 26. Kf2 Nf5 27.
Rb1 Bd8 28. Ree1 Kg7 29. Rec1 a5 30. g3 Ra7 31. a3 Rb7 32. Rb2 Kf8 33. Kf3 Ke8
34. h3 Ra7 35. g4 Ng7 36. Ke4 f5+ 37. exf6 Bxf6 38. Rcb1 a4 39. b4 cxb4 40.
Rxb4 Be7 41. Rb8 Rac7 42. c5 hxg4 43. hxg4 Kf7 44. Rxc8 Rxc8 45. Rb7 Kf8 46.
Bb4 Ne8 47. Ne5 Nf6+ 48. Kxd4 Nd5 49. Nxg6+ Ke8 50. Nxe7 Nxe7 51. Ke5 Ng6+ 52.
Ke4 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "B63"]
[PlyCount "88"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O Qb6 9. Nb3 O-O 10. f3 a6 11. g4 Qc7 12. Be3 b5 13. g5 Nd7 14. Kb1 Nce5
15. f4 Nc4 16. Bxc4 Qxc4 17. Qg2 $146 ({RR} 17. f5 b4 18. Ne2 Ne5 19. f6 gxf6
20. gxf6 Bxf6 21. Rdg1+ Ng6 22. h4 a5 23. h5 a4 24. Nbd4 Bb7 25. Qd3 Qxd3 26.
cxd3 Ba6 27. Nc1 Rfc8 28. hxg6 hxg6 29. Rh2 Bg7 30. Rc2 Rc5 31. Rxc5 dxc5 {
Nukin,A (2326)-Iskusnyh,S (2497) Ulan Ude 2010 1-0 (73)}) 17... Qc7 18. h4 Bb7
19. h5 Rad8 20. a3 Nb6 21. g6 Nc4 22. h6 fxg6 23. hxg7 Rf6 24. Qh2 h5 25. Bc1
Rf7 26. Rhe1 Bf6 27. Na2 Rxg7 28. Nd4 Re8 29. b3 Bxd4 30. Rxd4 Qc5 31. Red1
Nxa3+ 32. Kb2 a5 33. Qe2 b4 34. Rxd6 Rc7 35. R6d2 Rec8 36. Rd8+ Rxd8 37. Rxd8+
Kh7 38. c4 bxc3+ 39. Ka1 Nb5 40. f5 exf5 41. exf5 Nd4 42. fxg6+ Kg7 43. Qe8
Nxb3+ 44. Kb1 Qf5+ 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "1"]
[White "Leitao, Rafael"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "75"]
[EventDate "2008.??.??"]

1. d4 {Ftacnik,L} d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bxf3 6. Qxf3 g6 7. Nc3
Bg7 8. Bd3 O-O 9. O-O e6 10. Rd1 Nbd7 11. Qe2 Re8 12. Qc2 ({RR} 12. Bd2 a6 ({RR
} 12... e5 13. dxe5 Nxe5 14. cxd5 Nxd3 15. Qxd3 Nxd5 16. Nxd5 Qxd5) 13. Be1 Rc8
14. Rac1 Qe7 15. b3 h5 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Nf6 19. Bf3 e5 20.
dxe5 Qxe5 21. Qxe5 Rxe5 22. Bc3 Re6 23. Re1 Rce8 24. Kf1 Ne4 25. Rxe4 Rxe4 26.
Bxe4 Rxe4 {Zhou Weiqi (2592)-Bai,J (2600) China CHN 2019 1/2-1/2}) ({RR} 12. e4
dxe4 13. Nxe4 Nxe4 14. Bxe4 Qh4 15. Qg4 Qe7 16. Qe2 f5 17. Bc2 c5 18. dxc5 Nxc5
19. Rb1 e5) ({RR} 12. Bd2 Qe7 13. Be1 a6 14. b3 e5 15. dxe5 Nxe5 16. cxd5 cxd5
17. Rac1 Rad8 18. Na4 d4 19. exd4 Rxd4 20. Bb1 Rxd1 21. Rxd1 Qc7) ({RR} 12. b3
e5 13. dxe5 Nxe5 14. Bb2 d4 15. Bc2 c5 16. Ne4 Nxe4 17. Bxe4 Qc7 18. exd4 Nc6)
({RR} 12. Rb1 a6 13. Bd2 dxc4 14. Bxc4 c5 15. d5 exd5 16. Nxd5 b5 17. Bc3 Ra7
18. Nxf6+ Bxf6 19. Bd5 Qe7 20. a4 Rb8 21. axb5 axb5 22. Bc6 Bxc3 23. bxc3 b4)
12... a6 ({RR} 12... Rc8 13. Qb3 Qb6 14. Qa4 Qc7 15. cxd5 exd5 16. Bd2 Ne4 17.
Nxe4 dxe4 18. Bf1 Nb6 19. Qa5 Qb8 20. Rac1 Red8 21. b4 Rd5) ({RR} 12... Nb6 13.
b3 Nc8 14. Bb2 Nd6 15. Rd2 Rc8 16. e4 dxe4 17. Nxe4 Nfxe4 18. Bxe4 Qg5 19. Rad1
Nxe4 20. Qxe4) ({RR} 12... Qe7 13. Bd2 Rad8 14. Be1 Nb6 15. c5 Nbd7 16. f4 Nh5
17. Be2 f5 18. b4 Ra8 19. b5 Nxc5 20. Bxh5 gxh5 21. dxc5) 13. b4 $146 ({RR} 13.
Bd2 Rc8 14. Be1 Qe7 15. Rac1 h5 16. a3 Red8 17. b4 Kh8 18. Qb3 dxc4 19. Bxc4
Nd5 20. Be2 f5 21. Na4 e5 22. dxe5 Nxe5 23. Nc3 Nf6 24. Rxd8+ Rxd8 25. Rd1 Rxd1
26. Qxd1 Kh7 27. Qc2 b5 {Timoscenko,G (2513)-Sergeev,V (2491) Czechia 2002 1/
2-1/2 (57)}) ({RR} 13. b3 Rc8 14. Bb2 h5 15. Rac1 Qe7 16. Qb1 h4 17. Rc2 Nh5
18. Be2 Nhf6 19. Qc1 Bf8 20. Bf3 Rcd8 21. Rcd2 Nh7 22. Re1 Ng5 23. Bd1 f5 24.
f3 Nf6 25. Bc2 Qc7 26. Ne2 Qe7 27. Nc3 Qc7 {Sasikiran,K (2688)-Bu,X (2680)
Guangzhou 2010 0-1 (85)}) ({RR} 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Qh4 ({RR} 
15... Qe7 16. Be3 Rad8 17. Rd2) 16. Be3 f5 17. Bf3 e5 18. d5 ({RR} 18. dxe5
Nxe5 19. Be2 Rad8 20. Qb3) 18... c5 ({RR} 18... e4 19. g3 Qf6 20. Bd4 Ne5 21.
Bg2 cxd5 22. cxd5) 19. Kh2 e4 20. g3 Be5 ({RR} 20... Qf6 21. Bg2 Qxb2 22. Qxb2
Bxb2 23. Rab1 Bd4 24. Bxd4 cxd4 25. Rxb7 Nc5 26. Rc7 Nd3 27. d6) 21. Bg2 Qf6
22. Qd2 ({RR} 22. Rab1 f4 23. gxf4 Bxf4+) 22... Bxb2 23. Bg5 ({RR} 23. Rab1 Bc3
) 23... Qe5 24. Bf4 ({RR} 24. Rab1 Bc3 25. Qc1 b5) 24... Bc3 25. Qc1 Qh8 ({RR} 
25... Qf6 26. Bg5) 26. Rb1 b6 ({RR} 26... b5 27. cxb5 axb5 28. Rxb5 Rxa2 29.
Rb7 Ra1 30. Qc2 Rxd1 31. Qxd1 Rd8 32. Qb3) 27. f3 Ba5 {Ioseliani,N (2495)
-Smyslov,V (2500) Roquebrune 1998 CBM 067 [Ftacnik,L] 1-0 (36)} ({RR} 27...
exf3 28. Bxf3 Be5 29. d6)) ({RR} 13. Bd2 Rc8 14. Be1 Qe7 15. Rac1 dxc4 16. Bxc4
c5 17. d5 Nb6 18. d6 Qd7 19. Be2 Rc6 20. Bf3 Nbd5 21. Na4 Rec8 22. e4) 13...
Qe7 14. Qb3 Bf8 15. Rb1 b5 16. cxb5 axb5 17. a4 bxa4 18. Nxa4 Reb8 19. Bd2 Nb6
20. Nc5 Ne8 21. e4 dxe4 22. Bxe4 Nd5 23. Bxd5 exd5 24. Bf4 Rb5 25. Ra1 Rxa1 26.
Rxa1 Bg7 27. Qe3 Qd8 28. Ra7 Bf8 29. Nd7 Ng7 30. Bg5 Qc8 31. Nf6+ Kh8 32. Bh4
Nf5 33. Rxf7 Rb7 34. Rxb7 Qxb7 35. Qe6 Qg7 36. Ne8 Qh6 37. Bf6+ Ng7 38. Qe5 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "1"]
[White "Milos Jr, Gilberto"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "149"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8. Na3
Bg4 9. f3 Be6 10. Bc4 Rc8 11. Be3 Nb4 12. Bxe6 fxe6 13. O-O Be7 14. Ne2 d5 15.
c3 Nc6 16. Ng3 $146 ({RR} 16. exd5 exd5 17. Kh1 O-O 18. Nc2 Qd7 19. f4 Ne4 20.
Qe1 Rf7 21. fxe5 Rxf1+ 22. Qxf1 Rf8 23. Qg1 Nxe5 24. b3 Qf5 25. Ncd4 Qf7 26. h3
Bh4 27. g3 Bg5 28. Bxg5 Nxg5 29. Qg2 Ne4 30. Kg1 Nf3+ {Friedel,J (2270)
-Kuljasevic,D (2381) Heraklio 2002 0-1 (34)}) ({RR} 16. exd5 exd5 17. Kh1 O-O
18. f4 d4 19. cxd4 Nd5 20. dxe5 Nxe3 21. Qb3+ Nd5 22. Rad1 Ncb4 23. Nc3 Rc5 24.
Nc2 Nxc2 25. Rxd5 Rxd5 26. Nxd5 Kh8 27. Nxe7 Rxf4 28. Rc1 Nb4 29. g3 {1-0 (29)
Chojnacki,K (2255)-Jakubiec,A (2538) Lubniewice 2005}) 16... O-O 17. Nc2 Na5
18. Qe2 Qd7 19. Kh1 Nb3 20. Rad1 Qxa4 21. exd5 Nxd5 22. Bg1 Bf6 23. Ne4 Be7 24.
g3 Qc4 25. Qg2 Rf5 26. Ne3 Nxe3 27. Bxe3 Qc6 28. Rd3 Rcf8 29. Bf2 Bc5 30. Re1
Bxf2 31. Qxf2 Qc4 32. Qe2 Nc5 33. Nxc5 Qxc5 34. Kg2 Qc6 35. Qe4 Qxe4 36. Rxe4
Re8 37. Kf2 Kf8 38. Ke3 Ke7 39. Rc4 Rf7 40. Rc7+ Kf6 41. Rxf7+ Kxf7 42. Ke4 Ke7
43. Kxe5 Rc8 44. Rd4 Rc5+ 45. Ke4 b5 46. f4 h5 47. Rd1 a5 48. Rd4 Rc6 49. Kd3
Rc5 50. c4 b4 51. b3 g5 52. fxg5 Rxg5 53. Rf4 e5 54. Rf2 h4 55. gxh4 Rg4 56.
Ra2 Rxh4 57. Rxa5 Rh3+ 58. Ke4 Rxb3 59. Rxe5+ Kd6 60. c5+ Kc6 61. Kd4 Rh3 62.
Re6+ Kd7 63. Re2 Kc6 64. Re6+ Kd7 65. Rb6 Rxh2 66. Rxb4 Rh4+ 67. Kc3 Rxb4 68.
Kxb4 Kc6 69. Kc4 Kc7 70. Kd5 Kd7 71. c6+ Kc7 72. Kc5 Kc8 73. Kd6 Kd8 74. c7+
Kc8 75. Kc6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "1"]
[White "Oliveira, Silvio Eduardo"]
[Black "Barreto Filho, Carlos A"]
[Result "1/2-1/2"]
[ECO "E91"]
[PlyCount "61"]
[EventDate "2008.??.??"]

1. d4 {Krasenkow,M} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Bg4 7.
Be3 Nfd7 8. O-O c5 9. d5 Na6 10. h3 Bxf3 11. Bxf3 Nc7 12. Be2 Rb8 ({RR} 12...
a6 13. a4 ({RR} 13. Qd2 e6 14. dxe6 Nxe6 15. Qxd6 Nd4 16. Bg4 f5 17. exf5 gxf5
18. Bd1) 13... Re8 ({RR} 13... Qb8 14. Qd2 ({RR} 14. f4 e6 15. e5 dxe5 16. dxe6
Nxe6 17. Qxd7 exf4 18. Bf2 Rd8 19. Qe7 Re8 20. Qh4 Nd4 21. Bd3) 14... e5 ({RR} 
14... e6 15. a5 exd5 16. exd5 b5 17. axb6 Qxb6 18. Rfb1 a5 19. Ra3 Rfb8 20. Qc2
Na6 21. Qa4 Qd8 22. Nb5 Nb4 23. Qd1 Ra6 24. Qd2) 15. g4 ({RR} 15. dxe6 Nxe6 16.
f4 Nd4 17. Rae1 Qd8 18. Bd3 Qa5) 15... Qd8 16. Kg2 Ne8 17. h4 Qe7 18. h5) ({RR
} 13... e6 14. Qd2 ({RR} 14. dxe6 Nxe6 15. Qxd6) 14... exd5 15. exd5 ({RR} 15.
cxd5 Re8 16. Rab1 Nf6 17. b4 c4 18. Bxc4 Nxe4 19. Nxe4 Rxe4 20. Qc2 Re8 21. Bb6
Rc8 22. Rfe1 Qd7 23. Qb3) 15... Re8 16. g3 f5 17. Kg2 Rb8 18. Ra3 a5 19. Re1
Qf6 20. Bf1 Ne5 21. Nd1 Na6 22. Bg5 Qf8 23. Bf4 Nb4 24. Rae3 h6 25. h4) ({RR} 
13... Rb8 14. Qd2 ({RR} 14. Re1 Nb6 15. f4 e6 16. a5 Nc8 17. e5 exd5 18. Nxd5
Ne6 19. Bg4) 14... Re8 ({RR} 14... b6 15. Rad1 Qe8 16. f4) 15. Bg5 ({RR} 15. f4
e6 16. e5) 15... Bd4 16. Kh1 Nf6 17. Bd3 Nd7 18. Rae1 f6 19. Bh4) 14. Qd2 ({RR
} 14. a5 Rb8 15. Qd2 e6 16. Rab1 exd5 17. exd5 b6 18. axb6 Rxb6 19. b3 f5 20.
Rfe1 Qh4 21. Na4 Rbb8 22. Bg5 Qe4 23. Bd3 Qd4 24. Be3 Qh4 25. Bg5 Qd4 26. Be3
Qh4 27. Bg5 Qd4 28. Rxe8+) ({RR} 14. f4 e6 15. Bf2 exd5 16. exd5 f5 17. Bd3 Nf6
18. a5 Rb8 19. Qc2 Nh5 20. Qd2 b5 21. axb6 Rxb6 22. Rfe1 Qb8 23. Rxe8+ Nxe8 24.
Ra2 Nc7 25. Be2 Bxc3 26. bxc3 Nf6 27. Bd3) 14... e6 ({RR} 14... Nf8 15. Rad1
Qb8 16. f4 b6 17. e5 dxe5 18. fxe5 Bxe5 19. a5 Nd7 20. Na4 bxa5 21. Qxa5 Qb3
22. Rf3 Qb4 23. Qxb4 cxb4 24. Bf2 Kg7 25. c5) 15. Rae1 ({RR} 15. Rab1 exd5 16.
exd5 a5 ({RR} 16... Qh4 17. Bg4 Rxe3 18. Qxe3 Bd4 19. Qd2 f5 20. Be2 Ne5 21. b4
Ne8 22. a5 Nf6 23. bxc5 Bxc5 24. Rxb7) 17. Rfe1 f5 18. Bf1 Ne5 19. f4 Nd7 ({RR
} 19... Nf7 20. Bf2 Qd7 21. Nb5 ({RR} 21. Qc2) 21... Nxb5 22. cxb5 b6 23. Bc4
Rxe1+ 24. Rxe1 Re8 25. b3 Rxe1+ 26. Qxe1 Bf6 27. Qe6 Qd8 28. g4 fxg4 29. hxg4
Bh4 30. Be3 Qf6 31. Qxf6 Bxf6) 20. Bf2 Nf6 21. Rxe8+ ({RR} 21. Qc2) 21... Qxe8
22. Re1 Qd7 23. Bd3 Re8 24. Rxe8+ Qxe8 25. Qe1 Nh5 26. Qxe8+ Nxe8 27. g3 Bxc3
28. bxc3 Nef6) ({RR} 15. dxe6 Nxe6 16. Qxd6 Nd4) 15... exd5 16. exd5 a5 17. Kh1
({RR} 17. g4) 17... f5 18. g4 Ne5 ({RR} 18... fxg4 19. hxg4 Ne5 20. Kg2) 19.
Bg5 ({RR} 19. gxf5 Qh4) ({RR} 19. Kg2 Qd7 20. gxf5 Qxf5 21. f4 Nf7 22. Bg4 Qf6
23. f5) 19... Bf6 20. f4 Bxg5 ({RR} 20... Nf7 21. gxf5 Nxg5 22. fxg5 Bxg5 23.
Qc2 Bh4 ({RR} 23... Re3 24. Bg4) 24. Rd1 Re3 25. Rd3 Qg5 26. Rxe3 Qxe3 27. Rf3
Qh6 28. Ne4) 21. fxg5 Qd7 ({RR} 21... fxg4 22. Ne4 gxh3 23. Nf6+ Kg7 24. Nxe8+
Qxe8 25. Bg4) 22. gxf5 gxf5 23. Rf2 Re7 24. Ref1 Rf8 25. Qc2 Ref7 ({RR} 25...
f4 26. Kh2 Qf5 ({RR} 26... Ref7 27. Bh5 Rf5 28. Ne4) 27. Qxf5 Rxf5 28. Rxf4
Rxg5 29. h4 ({RR} 29. Ne4 Ng6) 29... Rg6 30. Bh5 Rh6 31. Ne4) 26. Bh5 Ng6 27.
Ne2 {Bu,X (2702)-Guseinov,G (2667) Ohrid 2009 CBM 133 [Krasenkow,M] 1-0 (42)} {
RR} Re7 28. Rxf5 ({RR} 28. Ng3 Re3 29. Rf3) 28... Rxf5 29. Qxf5 Qxf5 30. Rxf5
Re3 31. Kh2 Rb3 32. Nf4 Rxb2+ 33. Kg3) ({RR} 12... e5 13. a3) ({RR} 12... e6) (
{RR} 12... a6 13. a4 Re8 14. Rb1 e6 15. dxe6 Nxe6 16. Qxd6 Nd4 17. Bg4 Ne5 18.
Qxc5 h5 19. Bxd4 hxg4 20. Bxe5 Bxe5 21. Qe3 gxh3 22. Qxh3 Qc7 23. Nd5 Qc6 24.
b3 Kg7 25. Qg4 Rh8 26. g3 Rh5 27. Kg2 {Mendonca,L (2558)-Stojanovic,D (2472)
Hamburg GER 2023 1-0 (42)}) 13. Qd2 Re8 14. f4 Nf8 $146 ({RR} 14... a6 15. a4
e6 16. Kh1 exd5 17. exd5 Qe7 18. Rf3 f5 19. Bd3 Nf6 20. Bf2 Qd7 21. Re3 Rxe3
22. Bxe3 Nh5 23. Kh2 Re8 24. Bf2 Nxf4 25. Bf1 Nh5 26. Ra3 Be5+ 27. Kg1 Re7 28.
a5 Ne8 29. Na4 {Rodriguez Alvarez,V (2122)-Berrocal Ruiz,V (1986) Caleta 2015
0-1 (41)}) 15. Kh1 e6 16. e5 exd5 17. cxd5 dxe5 18. d6 Nce6 19. Bc4 Qh4 20. Qd5
Nd7 21. Bb5 Red8 22. Bxd7 Rxd7 23. f5 Nf4 24. Bxf4 exf4 25. Ne4 Re8 26. Nxc5
Re5 27. Qc4 Rxd6 28. Rxf4 Re1+ 29. Rxe1 Qxe1+ 30. Rf1 Qe7 31. fxg6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "1"]
[White "Vescovi, Giovanni"]
[Black "Lima, Darcy Gustavo"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "81"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Nbd7 6. Bd3 Be7 7. Nge2 h5 8. h4 ({
RR} 8. h3 h4 9. Be3 Nf8 10. Qd2 Ng6 11. a3 Kf8 12. b4 b6 13. bxc5 bxc5 14. Rb1
Nh5 15. O-O Kg8 16. Rb3 Bf6 17. Rfb1 Bd7 18. Nb5 Bc8 19. Kh2 Nhf4 20. Bxf4 Nxf4
21. Nxf4 exf4 22. Be2 f3 {Mamedyarov,S (2766)-Finegold,B (2483) chess.com INT
2017 0-1 (38)}) ({RR} 8. f3 h4 9. Be3 Nh5 10. Qd2 Nf8 11. O-O-O Ng6 12. g3 Bd7
13. Kb1 a6 14. f4 b5 15. f5 Nf8 16. cxb5 axb5 17. Bxb5 Qb6 18. Bxd7+ Nxd7 19.
g4 Nhf6 20. h3 Qa6 21. Nc1 c4 22. Rh2 Bd8 {Melkumyan,H (2645)-Riff,V (2382)
chess.com INT 2022 1/2-1/2}) 8... a6 9. g3 $146 ({RR} 9. a3 Ng8 10. g3 g5 11.
hxg5 Bxg5 12. Ng1 Bxc1 13. Rxc1 Ndf6 14. Be2 Ng4 15. Qd2 Ne7 16. Qg5 Ng6 17.
Qxd8+ Kxd8 18. Nf3 Bd7 19. Nh4 Nxh4 20. Rxh4 Ke7 21. Bd3 Rab8 22. a4 a5 23. Ke2
Rh7 {Vatter,H (2319)-Moes,W (2024) Seefeld 2007 1-0 (47)}) ({RR} 9. a3 Nf8 10.
f3 N6d7 11. g3 g5 12. hxg5 Bxg5 13. Bxg5 Qxg5 14. Qd2 Qf6 15. Qe3 h4 16. O-O-O
Ng6 17. f4 hxg3 18. Rxh8+ Qxh8 19. f5 Nf4 20. Nxf4 exf4 21. Qxf4 Ne5 22. Qxg3
Bd7 23. Be2 Qh6+ {Skembris,S (2505)-Miladinovic,I (2560) Karditsa 1996 1/2-1/2
(47)}) 9... Nf8 10. f3 Ng6 11. a3 O-O 12. Be3 Qc7 13. b4 b6 14. Qd2 Bd7 15. Kf2
Rfb8 16. Rab1 Ra7 17. Rb2 Rab7 18. Rhb1 Bd8 19. Ng1 Nf8 20. Kg2 g6 21. Kh1 N8h7
22. Qe1 Ne8 23. Rg2 Nhf6 24. Be2 Qc8 25. Nd1 a5 26. b5 Ng7 27. Nf2 Nh7 28. f4
f5 29. fxe5 dxe5 30. Nf3 Bf6 31. Bd2 Qf8 32. Bc3 Re8 33. Qd2 fxe4 34. Nxe4 Bf5
35. Bd3 Bd8 36. Nxe5 Rbe7 37. Qb2 Bc7 38. d6 Bxd6 39. Nxd6 Bxd3 40. Nxd3 Rd8
41. Rf2 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "2"]
[White "Barreto Filho, Carlos A"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "B66"]
[PlyCount "64"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O a6 9. f4 Nxd4 10. Qxd4 b5 11. Bxf6 gxf6 12. e5 d5 13. Be2 ({RR} 13. f5
fxe5 14. Qxe5 Bf6 15. Qg3 Bh4 16. Qh3 O-O 17. Bd3 Ra7 18. Kb1 Bf6 19. Rhf1 Kh8
20. g4 Rg8 21. fxe6 fxe6 22. Ne2 Rag7 23. Nf4 Be5 24. Nh5 Rc7 25. Rde1 Qg5 26.
Qf3 Bg7 27. h4 Qe7 {Karjakin,S (2727)-Ivanchuk,V (2781) Moscow 2008 0-1 (39)})
13... Rg8 ({RR} 13... f5 14. Bf3 Bb7 15. g4 fxg4 16. Bxg4 Rc8 17. Qd3 Rc4 18.
Rhf1 Bc5 19. Qh3 b4 20. Na4 Ba7 21. Be2 Re4 22. Bd3 Re3 23. Rf3 Rxf3 24. Qxf3
Bc6 25. b3 Bxa4 26. bxa4 Qh4 27. f5 Qxh2 28. Bxa6 {Dotta,G (2000)-Larrea,M 
(2243) Montevideo URU 2020 0-1 (50)}) 14. Kb1 $146 ({RR} 14. Bh5 f5 15. h3 Rxg2
16. Rhg1 Rg6 17. Bxg6 hxg6 18. Ne2 Bb7 19. Qd2 Rc8 20. Kb1 Qb6 21. Nd4 Rc4 22.
Rg3 a5 23. Rd3 b4 24. h4 Ba6 25. b3 Rc8 26. Rh3 Kd7 27. h5 Rc3 28. Rxc3 bxc3 {
Radovanovic,D (2326)-Lupulescu,C (2496) Bucharest 2003 0-1 (40)}) ({RR} 14.
Rhe1 f5 15. Bh5 b4 16. Na4 Qa5 17. b3 Bd7 18. Qb6 Qxb6 19. Nxb6 Ra7 20. Nxd5
exd5 21. e6 Bxe6 22. Rxe6 Rxg2 23. Rxd5 Rxh2 24. Rxf5 Rxh5 25. Rxe7+ Kxe7 26.
Rxh5 Kf6 27. Rxh7 Kf5 28. Kd2 Ke4 {Leon Hoyos,M (2542)-Vovk,Y (2546)
Cappelle-la-Grande 2009 0-1 (58)}) 14... b4 15. exf6 Bxf6 16. Qxb4 Bd7 17. Nxd5
exd5 18. Rhe1 Be7 19. Bh5 Kf8 20. Qb7 Be6 21. f5 Qc8 22. Qxc8+ Bxc8 23. Rxd5
Ra7 24. Bf3 Rc7 25. g3 Rg5 26. f6 Bxf6 27. Rxg5 Bxg5 28. Re2 Kg7 29. Be4 Re7
30. Bd3 Rxe2 31. Bxe2 Be3 32. Bd3 Bg1 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "2"]
[White "Gattass, Allan"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B47"]
[PlyCount "84"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Ndb5 Qb8 7. g3 a6 8.
Nd4 d6 ({RR} 8... b5 9. Bg2 Bb7 10. O-O Nf6 11. Nxc6 dxc6 12. Qe2 e5 13. Nd1
Bc5 14. Ne3 O-O 15. Nf5 g6 16. Nh6+ Kg7 17. Kh1 Ng8 18. Nxg8 Kxg8 19. Bh6 Re8
20. Rad1 {1/2-1/2 (20) Dgebuadze,A (2558)-Michiels,B (2515) Lommel 2012}) 9.
Bg2 Bd7 10. Be3 Qc7 $146 ({RR} 10... Nf6 11. h3 Nxd4 12. Qxd4 Bc6 13. O-O-O e5
14. Qb6 Nd7 15. Qb3 b5 16. Nd5 Qb7 17. f4 Bxd5 18. exd5 Be7 19. fxe5 Nxe5 20.
Bd4 f6 21. Be4 Rc8 22. Bf5 Rc4 23. Bxe5 fxe5 24. Be6 Rf8 25. Rhf1 {Weigelt,
T-Poppner,D (2003) Berlin 2006 0-1 (63)}) ({RR} 10... Be7 11. O-O Nf6 12. h3
O-O 13. f4 b5 14. Kh2 Rc8 15. Qf3 Qc7 16. Rad1 Na5 17. e5 dxe5 18. fxe5 Qxe5
19. Bf4 Qc5 20. Be3 Qc7 21. Ne4 Nc4 22. Bc1 e5 23. Nf5 Bxf5 24. Qxf5 Rab8 25.
Ng5 {Garcia Correa,J (2103)-Winkels,M (1949) chess.com INT 2023 1-0 (34)}) 11.
Qe2 Nf6 12. h3 Be7 13. g4 h6 14. Nxc6 Bxc6 15. a4 Rc8 16. a5 d5 17. exd5 Nxd5
18. Nxd5 Bxd5 19. Bxd5 exd5 20. c3 O-O 21. Qd3 Bc5 22. O-O Bxe3 23. Qxe3 Rfe8
24. Qf3 Re4 25. Rfd1 Qc6 26. Rd3 Rce8 27. Rad1 R8e5 28. Kg2 Qe6 29. c4 Rxc4 30.
Rxd5 Rxd5 31. Qxd5 Qxd5+ 32. Rxd5 Rb4 33. Rd7 Rxb2 34. Rc7 g6 35. Rd7 Kg7 36.
Rc7 Kf6 37. Kg3 Ke6 38. Kg2 Rb3 39. Kh2 h5 40. Kg2 hxg4 41. hxg4 f5 42. gxf5+
gxf5 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "2"]
[White "Lima, Darcy Gustavo"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "D45"]
[PlyCount "96"]
[EventDate "2008.??.??"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c6 5. e3 Nbd7 6. b3 Bd6 7. Be2 O-O 8. O-O
b6 9. Bb2 Bb7 10. Rc1 Qe7 11. Re1 ({RR} 11. cxd5 exd5 12. Qc2 Rac8 13. Rfd1
Rfe8 14. Qf5 Nf8 15. g3 Rcd8 16. Qc2 Ng6 17. Bf1 h5 18. Bg2 h4 19. Ne2 Ne4 20.
Nf4 hxg3 21. hxg3 Qf6 22. Nxg6 Qxg6 23. Ne5 Bxe5 24. dxe5 c5 25. Qe2 Bc6 {
Kramnik,V (2753)-Sjugirov,S (2712) chess.com INT 2023 0-1 (45)}) 11... Rfe8 12.
Bf1 $146 ({RR} 12. Bd3 Rad8 ({RR} 12... dxc4 13. bxc4 e5 14. Bb1 Rad8 15. h3
Ba3 16. Qb3 Bxb2 17. Qxb2 g6 18. a4 Ba6 19. Ne4 exd4 20. exd4 Nxe4 21. Bxe4 Qf6
22. a5 Nc5 23. Ne5 Rxd4 24. Qxd4 Nb3 25. Qd7 Qxe5 26. Re3 Nxc1 27. Bxg6) 13.
cxd5 ({RR} 13. Qe2 dxc4 14. bxc4 e5 15. Bb1 exd4 16. exd4 Qxe2 17. Rxe2 Rxe2
18. Nxe2 Re8 19. Ng3 g6 20. a4 Bf4 21. Rd1 Bh6 22. Bd3 Bg7 23. Bc1 Bf8 24. Bf4
Bb4 25. Rb1 Ba5 26. Nf1 Ba6 27. Rd1 Ne4) ({RR} 13. e4 dxe4 14. Nxe4 Nxe4 15.
Bxe4 Nf6 16. Bb1 Bb4 17. Re3 Ba3 18. Qc2 Bxb2 19. Qxb2 c5 20. d5 Qd6 21. dxe6
Rxe6 22. Rd3 Qe7 23. Rxd8+ Qxd8 24. Qd2 Rd6 25. Qe2 g6 26. h3 Kg7 27. Bc2 Re6)
13... exd5 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Qf6 17. Qc2 Qh6 18. Rcd1 Bb4 19.
Re2 Nf6 20. Bc1 Qh5 21. Bg5 Rc8 22. Bxf6 gxf6 23. a3 Bd6 24. Rde1 Kg7 25. Qd3
Re7 26. g3 Rce8 {Nihal,S (2688)-Tabatabaei,M (2692) Samarkand UZB 2023 1/2-1/2
(46)}) ({RR} 12. Bd3 Rad8 13. cxd5 exd5 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Qf6
17. Qc2 Qh6 18. Rcd1 Bb4 19. Re2 Nf6 20. Bc1 Qh5 21. Bg5 Rc8 22. Bxf6 gxf6 23.
a3 Bd6 24. Rde1 Kg7 25. Qd3 Re7 26. g3 Rce8 {Nihal,S (2689)-Tabatabaei,M (2573)
Samarkand UZB 2023 1/2-1/2 (46)}) 12... Rad8 13. g3 Ne4 14. Nxe4 dxe4 15. Nd2
f5 16. f3 exf3 17. Nxf3 Nf6 18. Bg2 e5 19. Qc2 e4 20. Nh4 g6 21. Bh3 Bc8 22.
Rf1 Nh5 23. Ng2 f4 24. c5 Bxh3 25. cxd6 Rxd6 26. gxf4 Qf7 27. Qf2 Nf6 28. Qg3
Bf5 29. Ba3 Rde6 30. Rc2 Nd5 31. Rfc1 Qf6 32. h3 Kf7 33. Kh2 Rc8 34. Qg5 Ke8
35. Qg3 Kd7 36. Rc4 Kc7 37. Bb2 Kb7 38. a4 Qe7 39. b4 Qd7 40. b5 cxb5 41. axb5
Rc7 42. Rxc7+ Nxc7 43. Qh4 h5 44. Rc2 Nxb5 45. Qg5 Nc7 46. Nh4 Nd5 47. Bc1 Rf6
48. Qh6 Bxh3 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "2"]
[White "Mekhitarian, Krikor"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "A13"]
[PlyCount "82"]
[EventDate "2008.??.??"]

1. Nf3 d5 2. c4 e6 3. g3 dxc4 4. Qa4+ Nd7 5. Bg2 a6 6. Ne5 ({RR} 6. Nc3 Ngf6 7.
O-O Rb8 8. Qxc4 b5 9. Qb3 c5 10. d3 Bd6 11. a4 O-O 12. axb5 axb5 13. Nd2 Bb7
14. Bxb7 Rxb7 15. Nde4 Nxe4 16. Nxe4 Be7 17. Be3 Qb8 18. Rfc1 Rc8 19. Bf4 e5
20. Be3 c4 {Firouzja,A (2728)-Grandelius,N (2651) chess.com INT 2020 1-0 (56)})
6... Ngf6 $146 ({RR} 6... Rb8 7. Nxd7 b5 8. Nxb8 bxa4 9. Bc6+ Ke7 10. O-O f6
11. Bg2 Kf7 12. Nc6 Qe8 13. Na3 Bd7 14. Na5 Bxa3 15. bxa3 Bb5 16. Bb2 Ne7 17.
Rac1 Qd7 18. Rfd1 Nd5 19. Nxc4 Bxc4 20. Rxc4 Qb5 21. Bxd5 {Boersma,P (2415)
-Van der Sterren,P (2520) Hilversum 1987 0-1 (34)}) ({RR} 6... Ne7 7. Nxc4 Rb8
8. Qc2 b5 9. Na5 c5 10. Nb3 Nd5 11. d3 Bb7 12. O-O Be7 13. Nc3 Qb6 14. Nxd5
Bxd5 15. Bxd5 exd5 16. Bf4 Rc8 17. d4 c4 18. Rad1 h5 19. Nd2 g6 20. Nf3 h4 21.
e4 {Martinez Ramirez,L (2426)-Levitan,T (2328) chess.com INT 2023 0-1 (45)}) 7.
Nxc4 b5 8. Qd1 Nd5 9. Nca3 Bb7 10. O-O c5 11. Nc2 Be7 12. d4 O-O 13. e4 N5f6
14. d5 Nb6 15. dxe6 Qxd1 16. Rxd1 Bxe4 17. exf7+ Rxf7 18. Ne3 Bxg2 19. Kxg2 Ne4
20. f3 Ng5 21. f4 Ne6 22. Nc3 Nd4 23. Bd2 Re8 24. Rac1 Bf8 25. Re1 Rfe7 26.
Ned5 Nxd5 27. Nxd5 Re2+ 28. Kf1 Kf7 29. Bc3 Rxh2 30. Rxe8 Kxe8 31. Bxd4 cxd4
32. Rc8+ Kf7 33. f5 d3 34. Rc7+ Kg8 35. f6 gxf6 36. Kg1 Rh6 37. Rd7 f5 38. Rd8
Kf7 39. Ne3 Rd6 40. Rxd6 Bxd6 41. Kg2 Bc5 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "2"]
[White "Oliveira, Silvio Eduardo"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B96"]
[PlyCount "68"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Bxf6
gxf6 9. Qd2 Nc6 10. O-O-O Bd7 11. Kb1 Nxd4 ({RR} 11... h5 12. Bc4 O-O-O 13.
Nxc6 Qxc6 14. Bb3 Kb8 15. Rhf1 Qc5 16. Qd3 h4 17. Qh3 Be7 18. f5 Qe5 19. Rde1
Rde8 20. Ne2 Bf8 21. Nf4 Rh6 22. a3 Bb5 23. Nd3 Bxd3 24. cxd3 Rh8 25. fxe6 fxe6
26. d4 {Topalov,V (2745)-Anand,V (2765) Dortmund 1997 1-0 (42)}) 12. Qxd4 Be7
13. Be2 ({RR} 13. Bc4 Qc5 14. Bb3 Qxd4 15. Rxd4 Rg8 16. Rd2 Bd8 17. g3 Bc7 18.
f5 Ke7 19. Rf1 Rad8 20. Rdf2 Rdf8 21. Rf4 Bb6 22. Rh4 Rh8 23. a4 Be3 24. Rf3
Bc5 25. Rh6 Bc6 26. g4 b5 27. axb5 axb5 {Henriquez Villagra,C (2491)-Gomez
Garrido,C (2546) Montcada 2016 1/2-1/2 (40)}) 13... h5 14. Rd3 $146 ({RR} 14.
Rhf1 O-O-O 15. Rf3 Kb8 16. f5 Qc5 17. Qd2 Rdg8 18. Bd3 h4 19. Re1 Bd8 20. Nd1
Qa5 21. c3 Qe5 22. h3 exf5 23. exf5 Rxg2 24. Rf2 Rxf2 25. Nxf2 Qd5 26. Qc2 Re8
27. Rxe8 Bxe8 28. Be4 Qc5 {Zhao,Z (2410)-Xu,J (2589) Mallorca 2004 1/2-1/2 (37)
}) ({RR} 14. Rhf1 b5 15. a3 Rb8 16. f5 Qb6 17. Qxb6 Rxb6 18. Rd3 h4 19. Rh3 d5
20. exd5 exf5 21. Rf4 Bd6 22. Rfxh4 Rxh4 23. Rxh4 Ke7 24. Bf3 Rb8 25. Ne2 Be5
26. Nd4 Kd6 27. Nc6 Rg8 28. Rh7 f4 {Swiercz,D (2492)-Moranda,W (2545) Lublin
2009 1-0 (40)}) 14... Qc5 15. Qxc5 dxc5 16. Rh3 h4 17. g3 Bc6 18. Rxh4 Rxh4 19.
gxh4 f5 20. Rf1 fxe4 21. f5 Bxh4 22. fxe6 fxe6 23. Rf4 Be7 24. Nxe4 Kd7 25. Bg4
Rh8 26. h3 Rh6 27. Nd2 Bg5 28. Rf2 Ke7 29. Re2 Rf6 30. c3 Bxd2 31. Rxd2 Be4+
32. Kc1 Rf1+ 33. Rd1 Rf2 34. Rd2 Rf1+ 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "2"]
[White "di Berardino, Diego"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B63"]
[PlyCount "58"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Qb6 8.
O-O-O Be7 9. Nb3 O-O 10. f3 a6 11. h4 Qc7 12. Be3 ({RR} 12. Bxf6 Bxf6 13. Qxd6
Qb6 14. Qc5 Qc7 15. Qd6 Qb6 16. Qc5 Qc7 17. Kb1 b5 18. f4 Be7 19. Qe3 b4 20.
Na4 e5 21. Qb6 Qxb6 22. Nxb6 Bg4 23. Rd3 exf4 24. Nxa8 Rxa8 25. Rd2 h5 26. Rf2
Bd6 {Korneev,O (2643)-Greenfeld,A (2532) Nova Gorica 2014 0-1}) ({RR} 12. Bxf6
Bxf6 13. Qxd6 Qb6 14. Qc5 Qc7 15. Qd6 Qb6 16. Qc5 Qxc5 17. Nxc5 Bd4 18. Nb3
Be3+ 19. Kb1 b5 20. a3 Ra7 21. h5 Rc7 22. Bd3 b4 23. axb4 Nxb4 24. Rhe1 Bf2 25.
Re2 Bg3 26. e5 g6 {Gershkowich,D (2188)-Karp,I (2392) Ramat Gan ISR 2023 0-1 
(60)}) 12... b5 13. g4 b4 $146 ({RR} 13... Ne5 14. Qf2 b4 15. Nb1 a5 16. g5
Nfd7 17. f4 Ng4 18. Qf3 Nxe3 19. Qxe3 Bb7 20. Rh2 Rfc8 21. Nd4 Qc5 22. Qf3 a4
23. Bh3 Qc4 24. b3 axb3 25. axb3 Qa6 26. Nxe6 Qa1 27. Qd3 Rc3 28. Qd4 {Lie,K 
(2440)-Hansen,C (2618) Aarhus 2003 0-1 (43)}) ({RR} 13... Ne5 14. g5 Nh5 15. f4
Nc4 16. Bxc4 bxc4 17. Nd4 Rb8 18. Nce2 Qb7 19. c3 Qxe4 20. Rhf1 e5 21. Nc2 Qb7
22. Nb4 Bh3 23. Rf2 exf4 24. Nxf4 Nxf4 25. Rxf4 Be6 26. Rf2 Bg4 27. Rg1 Bf3 28.
Rgf1 {Eggink,R (1703)-Chmielewski,J (1737) Ustron 2008 1/2-1/2 (50)}) 14. Na4
Nd7 15. g5 Bb7 16. Qf2 a5 17. Kb1 Rfc8 18. Bd3 Nce5 19. Nb6 Nxb6 20. Bxb6 Qd7
21. Bxa5 d5 22. Bb6 Qa4 23. Nc1 b3 24. a3 Nxd3 25. cxd3 Bxa3 26. bxa3 Rc2 27.
Rd2 Qxa3 28. Bd4 Rac8 29. Qe1 Ba6 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "3"]
[White "Bittencourt, Jorge"]
[Black "Barreto Filho, Carlos A"]
[Result "1/2-1/2"]
[ECO "B66"]
[PlyCount "51"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f3 h6 10. Be3 b5 11. Nxc6 Bxc6 12. Ne2 Qc7 13. Nd4 Bb7 14. Kb1 Rc8
15. Bd3 Nd7 16. Rhe1 Be7 17. g4 d5 18. exd5 Bxd5 19. Bf4 Qb7 20. Be4 $146 ({RR
} 20. Nf5 exf5 21. Bd6 Be6 22. Bxe7 Kxe7 23. gxf5 Nc5 24. fxe6 fxe6 25. Rg1
Rhg8 26. Bh7 Rcd8 27. Qc3 {1-0 (27) Rojicek,V (2426)-Vlasak,L (2214) Kouty nad
Desnou 2010}) 20... Bxe4 21. Rxe4 Nc5 22. Ree1 Rd8 23. Qf2 Rd5 24. Ne2 O-O 25.
Rxd5 Qxd5 26. Nc3 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "3"]
[White "Diamant, Andre"]
[Black "Lima, Darcy Gustavo"]
[Result "1/2-1/2"]
[ECO "C65"]
[PlyCount "19"]
[EventDate "2008.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Be3 Qe7 ({RR} 6... Bd6
7. h3 Be6 8. Nc3 Nd7 9. Ng5 Nf8 10. O-O f6 11. Nxe6 Nxe6 12. Ne2 O-O 13. c3 Kh8
14. Qb3 Qc8 15. d4 exd4 16. cxd4 c5 17. dxc5 Nxc5 18. Qc2 Ne6 19. Nd4 Nxd4 20.
Bxd4 Qe6 21. a3 {Anand,V (2786)-Nakamura,H (2793) Zuerich 2017 1/2-1/2}) 7. O-O
Bg4 ({RR} 7... Bd6 8. Nbd2 Be6 9. c3 Ng4 10. d4 Nxe3 11. fxe3 f6 12. Qe2 O-O-O
13. b4 g5 14. b5 cxb5 15. Qxb5 c6 16. Qe2 Qc7 17. Kh1 h5 18. Nc4 Be7 19. Rab1
h4 20. dxe5 fxe5 21. a4 Bf6 22. Nfd2 {Ozer,O (2317)-Maruflu,E (2046) Ankara
TUR 2022 1-0 (46)}) 8. Qe2 $146 ({RR} 8. Nbd2 Nd7 9. h3 Bh5 10. Qe1 O-O-O 11.
a3 Kb8 12. b4 Bxe3 13. fxe3 g5 14. Qg3 f6 15. Rf2 Rdg8 16. Raf1 g4 17. Nh4 gxh3
18. Qxh3 Bg4 19. Nf5 Bxf5 20. Rxf5 h5 21. Rxh5 Rxh5 22. Qxh5 Qg7 {Petrosian,T 
(2601)-Hovhannisyan,R (2642) Yerevan ARM 2021 0-1 (43)}) ({RR} 8. Nbd2 Nd7 9.
Nc4 f6 10. a3 O-O 11. b4 Bd6 12. h3 Bh5 13. g4 Bf7 14. Na5 Rfb8 15. Nh4 g6 16.
Qd2 c5 17. Rab1 cxb4 18. axb4 c5 19. b5 Nf8 20. f4 f5 21. fxe5 Qxh4 22. exd6
Qg3+ {Jones,G (2709)-Howell,D (2692) Saint Louis USA 2019 0-1 (74)}) 8... Nd7
9. Nbd2 O-O 10. h3 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "3"]
[White "Fier, Alexandr"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "B77"]
[PlyCount "207"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Bd7 10. Qd2 Na5 11. h4 Qc7 12. h5 Nc4 13. Bxc4 Qxc4 14. O-O-O Rfc8
15. hxg6 fxg6 16. Kb1 b5 17. Nde2 b4 18. Nd5 Nxd5 19. Qxd5+ Be6 20. Qxc4 Bxc4
21. Nf4 Rc7 22. Nd5 Bxd5 23. Rxd5 Rac8 24. Rc1 a6 25. Ra5 Rc6 26. a3 Rb8 27.
axb4 Rxb4 28. Ra2 h5 29. Bd2 Rd4 30. Rd1 d5 31. c3 Rd3 32. exd5 Rxd5 33. Kc2
Rcd6 34. Raa1 Kf7 35. Be3 Rxd1 36. Rxd1 Rxd1 37. Kxd1 Ke6 38. Kc2 Kf5 39. b4 g5
40. c4 g4 41. fxg4+ Kxg4 42. Bf2 Kf4 43. b5 axb5 44. cxb5 Ke5 45. Bc5 Ke6 46.
Kd3 Kd7 47. Ke4 e6 48. Bd4 Bf8 49. Kf4 Bh6+ 50. Ke4 Kd6 51. Bf2 Bg7 52. Ba7 Bh6
53. Kd4 Bg7+ 54. Kc4 Bh6 55. Bb8+ Kd7 56. Be5 Be3 57. Bd4 Bf4 58. Bf6 Kd6 59.
Kd4 Bh2 60. Bg7 Bg1+ 61. Kc4 Bf2 62. Bd4 Bg3 63. Ba7 Bh4 64. Bb8+ Kd7 65. Bf4
Bf2 66. Kd3 Bc5 67. Be3 Bf8 68. Kd4 Bd6 69. Ke4 Bf8 70. Bf2 Kd6 71. Bg1 Bg7 72.
Kf4 Bh6+ 73. Ke4 Bg7 74. Bd4 Bf8 75. Bb2 Kc7 76. Kd3 Bc5 77. Kc4 Bf2 78. Kb4
Be3 79. Be5+ Kb6 80. Kc4 Bh6 81. Bd6 Bg7 82. Be7 Bh6 83. Bd8+ Kb7 84. Ba5 Be3
85. Kd3 Bg5 86. Ke4 Bf6 87. Kf4 Ka7 88. Bc7 Kb7 89. Be5 Be7 90. Bd4 Kc7 91. Ke5
Kd7 92. b6 Bh4 93. Be3 Be1 94. Kf6 h4 95. Bf4 Bc3+ 96. Kg5 Kc6 97. Bc7 Be1 98.
Kg4 Ba5 99. Kxh4 Bxb6 100. Bxb6 Kxb6 101. g4 Kc5 102. g5 Kd6 103. Kh5 Ke7 $146
104. Kh6 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "3"]
[White "Leitao, Rafael"]
[Black "Oliveira, Silvio Eduardo"]
[Result "1-0"]
[ECO "E63"]
[PlyCount "73"]
[EventDate "2008.??.??"]

1. d4 {Bologan,V} Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nc6 7. O-O
a6 8. h3 Bd7 9. e4 e5 10. dxe5 ({RR} 10. d5 Nd4 11. Be3 ({RR} 11. Nxd4 exd4 12.
Qxd4 Qc8 13. Bg5 ({RR} 13. h4 Ng4 14. Qd1 b5 15. cxb5 axb5) 13... Nh5 14. Qd2
Bxh3 15. Bh6 Bxh6 16. Qxh6 Qg4 17. Rae1 Rae8 18. Bxh3 Qxh3) 11... Nxf3+ 12.
Qxf3 Qc8 13. Bg5 Nh5 14. g4 Nf4 15. Bxf4 exf4 16. Qxf4 b5) 10... Nxe5 ({RR} 
10... dxe5 11. Be3 Be6 12. b3 ({RR} 12. Qa4 b5 ({RR} 12... Qc8 13. Kh2 Rd8 14.
Rfd1 Rxd1 15. Rxd1 h6 16. c5 Qf8 17. Nd5) 13. cxb5 axb5 14. Qc2 Nd4 15. Bxd4
exd4 16. Rfd1 c5 17. Nxb5 Qd7 18. a4 Bxh3 19. e5 Bxg2 20. Kxg2 Nd5 21. Qxc5
Nf4+ 22. gxf4 Qg4+ 23. Kf1 Qxf3 24. Qxd4 Rad8 25. Nd6 Rxd6 26. Qxd6 Qh1+) 12...
Nd7 ({RR} 12... Re8 13. Qxd8 ({RR} 13. Qb1 Nh5 14. Rd1 Nd4) 13... Rexd8 14.
Rad1 ({RR} 14. Nd5) 14... Rxd1 15. Rxd1 Rc8 16. Ne1 Bf8 17. Nd3) 13. Qd2 f6 14.
Rfd1 Rf7 15. c5 Qf8 16. Nd5 Rc8 17. b4) 11. Nxe5 dxe5 12. Be3 ({RR} 12. Bg5 h6
13. Be3 Be6 14. Qe2 Nd7 15. Rad1 c6 16. f4 exf4 17. gxf4 f5 18. Bf2 Re8 19. e5
Bf8 20. Na4 Qa5 21. b3 Nc5 22. Nxc5 Bxc5 23. Qf3 Rad8 24. Qg3 Kf7 25. Kh2 Be7
26. Qe3 Rxd1 {MithrandirJunior (2392)-Von Buelow,G (2348) lichess.org 2021 0-1
(42)}) 12... Be6 13. Nd5 ({RR} 13. Qe2 c6 14. Bc5 ({RR} 14. Rfd1 Qa5 15. a3
Rfd8 16. Rdc1 Re8 17. b4 Qd8 18. a4 a5) 14... Re8 15. Rfd1 Qc8 16. Kh2 b5 17.
b3 h5 18. h4 Bf8 19. Bxf8 Kxf8 20. c5 a5 21. Rd6 Qc7 22. Rad1 Red8 23. Bh3 ({RR
} 23. Qd2 Rxd6 24. cxd6 Qb6 25. Bh3 Bxh3 26. Kxh3 Kg7) 23... Bxh3 24. Kxh3 Ne8
25. R6d2 Ng7 ({RR} 25... Qe7 26. Qe3 Rxd2 27. Rxd2 Rd8 28. Rxd8 Qxd8) 26. Qe3
Rxd2 27. Rxd2 Rd8 {Roiz,M (2630)-Bologan,V (2657) Kemer 2007 CBM 121 [Bologan,
V] 0-1 (36)}) 13... Nd7 14. Qb3 $146 ({RR} 14. c5 c6 15. Nb6 Nxb6 16. cxb6 Qxd1
17. Rfxd1 Rfd8 18. b3 Bf8 19. Bf1 Ba3 20. Kg2 Kf8 21. Bc4 Ke7 22. f4 exf4 23.
Bxf4 Bc5 24. Bc7 Rxd1 25. Rxd1 a5 26. a4 Bxc4 {1/2-1/2 (26) Abramovic,B (2436)
-Nenezic,M (2426) Belgrade 2014}) 14... Qb8 15. f4 exf4 16. gxf4 Qd8 17. Qxb7
Rb8 18. Qxc7 Qxc7 19. Nxc7 Bxc4 20. Rfd1 Bxb2 21. Rab1 Nf6 22. e5 Nh5 23. Bd5
Bxd5 24. Nxd5 Ba3 25. Kf2 Rfc8 26. Kf3 Kg7 27. Rxb8 Rxb8 28. Nc7 Rb2 29. e6 Rh2
30. Rd7 Rxh3+ 31. Kf2 Rh2+ 32. Ke1 Ng3 33. Rxf7+ Kg8 34. Nd5 Re2+ 35. Kd1 Bb2
36. Rb7 h5 37. Rb8+ 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "3"]
[White "Milos Jr, Gilberto"]
[Black "Gattass, Allan"]
[Result "1-0"]
[ECO "B47"]
[PlyCount "43"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4
Nc6 9. Be3 Qc7 10. Kh1 Bd7 11. a4 h5 ({RR} 11... Nxd4 12. Qxd4 Bc6 {1/2-1/2 
(12) Ye,J (2455)-Gheorghiu,F (2495) Thessaloniki 1984}) ({RR} 11... Rc8 12.
Nxc6 Bxc6 13. Bd3 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Bd4 Bf6 17. Bxf6 gxf6 18.
Rf2 Ke7 19. Qe2 Rcg8 20. Be4 Bxe4 21. Qxe4 Rd8 22. Qb4+ Qd6 23. Qxb7+ Rd7 24.
Qf3 Rb8 25. b3 Rc8 26. h3 {Drozdowski,K (2448)-Aldokhin,I (2413) chess.com INT
2021 1-0 (37)}) 12. Nb3 $146 ({RR} 12. Bf3 Rc8 13. Nxc6 Bxc6 14. a5 e5 15. f5
g6 16. fxg6 fxg6 17. Bb6 Qd7 18. Qd3 O-O 19. Rad1 Kg7 20. b3 Rf7 21. Be2 Rcf8
22. Kg1 Ne8 23. Rxf7+ Rxf7 24. Nd5 Bg5 25. Bf3 Bd8 26. c4 Bxd5 {Wellen,H (1899)
-Lerke,B (1992) Muensterland 2002 0-1 (88)}) 12... Rc8 13. a5 Nb4 14. Bf3 Ng4
15. Bb6 Qb8 16. Bxg4 hxg4 17. Qd4 Nxc2 18. Qxg7 Rf8 19. Rad1 Bd8 20. e5 Bxb6
21. Ne4 Rc6 22. axb6 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "3"]
[White "Vescovi, Giovanni"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "57"]
[EventDate "2008.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 a6 6. b3 Bb4 7. Bd2 Nbd7 8. g3 O-O
9. Bg2 e5 $146 ({RR} 9... Bd6 10. O-O e5 11. Nh4 e4 12. f3 exf3 13. Bxf3 dxc4
14. bxc4 c5 15. Nf5 Bc7 16. Nd5 Nxd5 17. Bxd5 Nf6 18. dxc5 Be5 19. e4 Nxd5 20.
cxd5 Bxf5 21. Rxf5 Bxa1 22. Qxa1 Qe7 23. Qd4 Rfe8 24. e5 {Sasikiran,K (2694)
-Gurevich,M (2634) Beijing 2008 1-0 (35)}) ({RR} 9... b6 10. O-O a5 11. a3 Be7
12. e4 Nxe4 13. Nxe4 dxe4 14. Ne5 Nxe5 15. dxe5 c5 16. Bxe4 Ra7 17. Qc2 g6 18.
Bh6 Re8 19. h4 Bb7 20. Rad1 Qc7 21. Bxb7 Rxb7 22. Qe4 Rbb8 23. Rd3 Rbd8 24.
Rfd1 {Grischuk,A (2764)-Jakovenko,D (2741) Moscow 2012 1-0 (67)}) 10. dxe5 Ng4
11. cxd5 Ndxe5 12. Nxe5 Nxe5 13. O-O Bg4 14. f3 Bd7 15. Ne4 a5 16. Bxb4 axb4
17. d6 Ra5 18. Qd4 Rd5 19. Qxb4 Nd3 20. Qxb7 f5 21. Nf2 Nxf2 22. Rxf2 Rxd6 23.
Qb4 Re6 24. Qd4 Qe7 25. Rd1 Bc8 26. e4 c5 27. Qd2 Rh6 28. exf5 Bxf5 29. Re2 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "4"]
[White "Barreto Filho, Carlos A"]
[Black "Lima, Darcy Gustavo"]
[Result "0-1"]
[ECO "C75"]
[PlyCount "60"]
[EventDate "2008.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. c3 d6 6. d4 Bd7 7. Nbd2 a6 8. Ba4
Be7 9. Re1 O-O 10. d5 ({RR} 10. h3 exd4 11. cxd4 d5 12. e5 Kh8 13. Nf1 f6 14.
e6 Be8 15. Ng3 Bd6 16. Nf5 Nce7 17. Bc2 Nxf5 18. Bxf5 Ne7 19. Bc2 Bg6 20. Nh4
Bxc2 21. Qxc2 g6 22. Nf3 g5 23. a3 Rg8 24. Ne5 Bxe5 {Tari,A (2663)-Fedoseev,V 
(2701) chess.com INT 2022 0-1 (53)}) 10... Nb8 11. Bxd7 ({RR} 11. c4 b5 12. Bb3
f5 13. exf5 Bxf5 14. c5 Nd7 15. cxd6 cxd6 16. Nf1 Nc5 17. Ng3 Bg4 18. Re3 Bg5
19. Rc3 b4 20. Bxg5 Qxg5 21. Nxg5 Bxd1 22. Rxc5 Bxb3 23. Rc6 Bxd5 24. Rxd6 Nf4
25. N5e4 Rfc8 {Quirke,J (1986)-Goldin,R (2323) chess.com INT 2023 0-1}) 11...
Nxd7 12. Nc4 $146 ({RR} 12. Nf1 f5 13. exf5 Rxf5 14. Ng3 Rf7 15. Ne4 Ndf8 16.
Nfg5 Bxg5 17. Nxg5 Rf6 18. Ne4 Rf5 19. Qg4 Qd7 20. Ng3 Rf7 21. Qxd7 Nxd7 22.
Be3 Nf4 23. Rad1 h6 24. Ne4 Raf8 25. c4 Nf6 26. Bxf4 Nxe4 {Vajda,A-Szabo,L
Budapest 1950 1/2-1/2 (32)}) 12... f5 13. exf5 Rxf5 14. Nfd2 Bg5 15. Ne4 Bxc1
16. Rxc1 Qh4 17. Ng3 Rxf2 18. Kxf2 Qxh2 19. Re3 Qh4 20. Nd2 Nf6 21. Nde4 Nxe4+
22. Rxe4 Rf8+ 23. Kg1 Qxg3 24. Qe1 Qg5 25. Rc2 Nf4 26. Qe3 h5 27. Rf2 h4 28.
Kf1 Rf6 29. c4 Qg4 30. Qf3 Qg6 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "4"]
[White "Bittencourt, Jorge"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B47"]
[PlyCount "36"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. g3 a6 7. Bg2 d6 8. O-O
Bd7 9. Re1 Be7 10. Nxc6 Bxc6 11. a4 Nf6 12. a5 O-O 13. Be3 Nd7 14. Na4 Rae8 15.
Nb6 f5 16. Nxd7 Qxd7 17. Qd3 fxe4 18. Bxe4 Bxe4 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "4"]
[White "Gattass, Allan"]
[Black "Vescovi, Giovanni"]
[Result "1-0"]
[ECO "B42"]
[PlyCount "129"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. c4 d6 8. O-O
Nf6 9. Nc3 O-O 10. f4 ({RR} 10. Be3 b6 11. Qe2 Bb7 12. Rad1 Qc7 13. f4 Nbd7 14.
f5 Rae8 15. fxe6 fxe6 16. Bf4 Ne5 17. Bg3 Bd8 18. Kh1 g6 19. Nd4 Qg7 20. c5
Nxd3 21. c6 Ne5 22. cxb7 Qxb7 23. Nf3 Nxf3 24. Rxf3 d5 {Kasimdzhanov,R (2653)
-Ye,J (2667) Hyderabad 2002 1/2-1/2 (35)}) 10... Nc6 11. Rf3 $146 ({RR} 11. Qf3
b6 12. e5 dxe5 13. Qxc6 Ra7 14. Qf3 Rd7 15. Bc2 Bb7 16. Qe2 exf4 17. Bxf4 Qc8
18. Rad1 Rfd8 19. Rxd7 Rxd7 20. Rd1 Rxd1+ 21. Nxd1 Qc6 22. Ne3 h6 23. Qd3 Kf8
24. Bd1 Qc8 25. Bd6 Ke8 {Fluvia Poyatos,J (2346)-Li,S (2526) Barcelona 2004
1-0 (50)}) ({RR} 11. Kh1 b6 12. Qe2 Bb7 13. Bd2 Rc8 14. Rae1 Re8 15. Bb1 Nd7
16. Rf3 Nf8 17. Rh3 Bf6 18. e5 dxe5 19. Bxh7+ Nxh7 20. Qh5 Kf8 21. Qxh7 Ke7 22.
fxe5 Nxe5 23. Rxe5 Bxe5 24. Bg5+ Bf6 25. Qxg7 Bxg5 {Obada,E (2106)-Peptan,C 
(2351) Sebes ROU 2023 1-0 (33)}) ({RR} 11. Be3 Nd7 12. Rc1 g6 13. Bb1 b6 14.
Qe2 Bb7 15. Rfd1 Rc8 16. Qf2 Ncb8 17. Na4 b5 18. Nb6 Nxb6 19. Bxb6 Qe8 20. cxb5
Qxb5 21. Be3 Nd7 22. Nd4 Qh5 23. Ne2 Nf6 24. Ng3 Qb5 25. Bd4 e5 {Glauser,H 
(2242)-Pikula,D (2486) Zuerich 2004 0-1}) 11... Re8 12. Rh3 g6 13. g4 Nd7 14.
g5 Nf8 15. Rg3 Nb4 16. Bb1 b5 17. cxb5 axb5 18. f5 d5 19. a3 Bd6 20. axb4 Rxa1
21. Nxa1 Bxg3 22. hxg3 Qb6+ 23. Kg2 d4 24. Ne2 Rd8 25. f6 e5 26. Bd3 Qe6 27.
Ng1 Bb7 28. Nb3 Nd7 29. Nh3 Qd6 30. Bd2 Nb6 31. Nf2 Nc4 32. Na5 Ba6 33. Bxc4
bxc4 34. b5 Qb6 35. Nc6 Bxb5 36. Nxd8 Qxd8 37. Qh1 h5 38. Qa1 Bc6 39. Qa5 Qe8
40. Qc7 Qe6 41. Qe7 Qxe7 42. fxe7 Kg7 43. Kf3 f5 44. gxf6+ Kxf6 45. Bb4 Bd7 46.
Bd6 Ke6 47. Bc7 Bb5 48. Ke2 c3+ 49. Kd1 cxb2 50. Kc2 g5 51. Kxb2 h4 52. g4 Bc6
53. Kc1 h3 54. Nxh3 Kxe7 55. Nf2 Kf6 56. Bd8+ Kg6 57. Kd2 Bb7 58. Ke2 Bc6 59.
Be7 Bb5+ 60. Kf3 Bf1 61. Bd8 Ba6 62. Nh3 Bb5 63. Nxg5 Ba6 64. Ne6 d3 65. Ba5
1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "4"]
[White "Mekhitarian, Krikor"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "B63"]
[PlyCount "325"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O Qb6 9. Bxf6 Bxf6 10. Nxc6 bxc6 11. Na4 Qb7 12. Qxd6 Rb8 13. e5 Be7 ({RR} 
13... Bg5+ 14. Kb1 Be7 15. Ba6 Qxb2+ 16. Nxb2 Bxd6 17. Rxd6 Bxa6 18. f3 Rb6 19.
Kc1 O-O 20. Rhd1 g5 21. Na4 Rb4 22. Nc5 Bc4 23. R1d4 Rfb8 24. Rd8+ Rxd8 25.
Rxd8+ Kg7 26. Rd4 Kg6 27. a3 {1-0 (27) Cardoso Cardoso,J (2461)-Mateos Lopez,L
(1910) Mexico City MEX 2022}) 14. Ba6 $146 ({RR} 14. Qd4 O-O 15. Bd3 Rd8 16.
Qe4 g6 17. h4 Qb4 18. c3 Qa5 19. h5 c5 20. hxg6 hxg6 21. Qg4 Rxd3 22. Rxd3 c4
23. Rdh3 Qxe5 24. Rh8+ Kg7 25. R1h7+ Kf6 26. Qh4+ g5 27. Qh6+ Kf5 28. Rxf7+ Bf6
{Pushkarev,D (2369)-Dondukov,S (2187) Ulan Ude 2007 1-0}) 14... Qa8 15. Qd3 O-O
16. Bxc8 Rfxc8 17. Rhe1 Qb7 18. Qc4 c5 19. f3 Qc7 20. a3 Rd8 21. f4 Qc6 22.
Rxd8+ Rxd8 23. Qe4 Qd7 24. Kb1 Qd2 25. Re2 Qd1+ 26. Ka2 Rd4 27. Qa8+ Bf8 28.
Nc3 Qf1 29. g3 Rd1 30. Qe4 Ra1+ 31. Kb3 Qc1 32. Na4 Qf1 33. c4 Qd1+ 34. Qc2 Qd7
35. Qe4 Qd1+ 36. Qc2 Qd7 37. Qe4 Qd1+ 38. Rc2 Qd8 39. Qe2 Qb8+ 40. Kc3 Qe8 41.
Kb3 Qb8+ 42. Kc3 Qe8 43. b3 Qc6 44. Kb2 Qh1 45. Nc3 g6 46. Qg2 Qe1 47. Qf2 Qh1
48. Qe3 h5 49. h4 Be7 50. Qf2 Bf8 51. Qg2 Qe1 52. Qf2 Qh1 53. Qh2 Qf1 54. Qe2
Qg1 55. Qg2 Qe1 56. Qf3 Qg1 57. Qe4 Kg7 58. Qg2 Qe1 59. Qf2 Qh1 60. Qe3 Kg8 61.
Re2 Kg7 62. Rh2 Qf1 63. Qd2 Qg1 64. Rg2 Qf1 65. Re2 Qg1 66. Qc2 Re1 67. Rxe1
Qxe1 68. Ne4 Be7 69. Qd3 Kf8 70. Nd2 Kg7 71. Ne4 Kf8 72. Nc3 Qf2+ 73. Ne2 Qe1
74. Kc2 Qa1 75. a4 Qe1 76. Qd2 Qf2 77. Kd3 Qf3+ 78. Qe3 Qf1 79. Kc2 Qe1 80. Qf3
Kg7 81. Nc3 Bf8 82. Kd3 Be7 83. Ne4 Bf8 84. Nd2 Be7 85. Qe3 Qd1 86. Qf2 Bf8 87.
Qf1 Qg4 88. Qf3 Qh3 89. Ne4 Qh2 90. Nd2 Qg1 91. Ke2 Qc1 92. Qd3 Qg1 93. Ne4
Qg2+ 94. Nf2 Qg1 95. Kf3 Qe1 96. Kg2 a6 97. Qe4 Qb4 98. Qa8 a5 99. Qf3 Qd2 100.
Qd3 Qb4 101. Kf1 Be7 102. Ke2 Bf8 103. Ne4 Qb7 104. Ke3 Be7 105. Qc3 Bf8 106.
Kf3 Be7 107. Qd3 Bf8 108. Ke2 Be7 109. Kd2 Bf8 110. Ke3 Be7 111. Qc3 Bf8 112.
Nd2 Qb6 113. Kf2 Be7 114. Nb1 Qb7 115. Nd2 Qb6 116. Nf3 Bf8 117. Qd3 Qb4 118.
Ng5 Be7 119. Ne4 Qb7 120. Nd2 Bf8 121. Nf3 Be7 122. Kg2 Kg8 123. Kh3 Kg7 124.
g4 hxg4+ 125. Kxg4 Qc6 126. h5 gxh5+ 127. Kxh5 Qb7 128. Kg4 Qc6 129. Qd2 Qc7
130. f5 exf5+ 131. Kxf5 Qb6 132. Qg2+ Kf8 133. Qh2 Ke8 134. Qh8+ Kd7 135. Qa8
Qxb3 136. Qd5+ Ke8 137. Qa8+ Kd7 138. Qd5+ Ke8 139. e6 fxe6+ 140. Kxe6 Qb6+
141. Ke5 Qf6+ 142. Ke4 Bd6 143. Qf5 Qc3 144. Qe6+ Be7 145. Qc8+ Bd8 146. Qc6+
Kf8 147. Qxc5+ Be7 148. Qf5+ Kg8 149. Qe6+ Kf8 150. Nd4 Qe1+ 151. Kd5 Qb4 152.
Qf5+ Kg8 153. Qg6+ Kh8 154. Qe8+ Kh7 155. Qh5+ Kg8 156. Qg6+ Kh8 157. Qc6 Qe1
158. Qh6+ Kg8 159. Qe6+ Qxe6+ 160. Kxe6 Kf8 161. Kd7 Bf6 162. Ne6+ Kf7 163. c5
1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "4"]
[White "Oliveira, Silvio Eduardo"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B63"]
[PlyCount "87"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O Qb6 9. Ndb5 ({RR} 9. f3 Qxd4 10. Qxd4 Nxd4 11. Rxd4 a6 12. Be2 Bd7 13.
Rhd1 Bc6 14. R4d2 Rc8 15. Bf4 d5 16. exd5 Bxd5 17. Kb1 Bc6 18. a3 h6 19. Be5
O-O 20. Bd6 Bxd6 21. Rxd6 Rfe8 22. R6d2 Kf8 23. b3 Ke7 {Leko,P (2740)-Grischuk,
A (2717) Monte Carlo 2006 1/2-1/2}) ({RR} 9. f4 Nxd4 10. Qxd4 Qxd4 11. Rxd4 a6
12. Rd1 Nd7 13. Bxe7 Kxe7 14. Be2 b5 15. Rd2 Rd8 16. Rhd1 Nb6 17. a3 Bb7 18.
Kb1 Rac8 19. g4 Nc4 20. Bxc4 Rxc4 21. Rd4 Rxd4 22. Rxd4 Rc8 23. Kc1 e5 {
Mirzanurov,B (2199)-Yaksin,O (2388) chess.com INT 2022 0-1 (42)}) 9... O-O 10.
Qe1 Qa5 $146 ({RR} 10... Rd8 11. f4 Rd7 12. Qg3 Qd8 13. Be2 Ne8 14. Bxe7 Qxe7
15. h4 a6 16. Nd4 Nxd4 17. Rxd4 b5 18. h5 Bb7 19. h6 g6 20. Bf3 Rad8 21. Rhd1
Nc7 22. R4d2 Na8 23. Qf2 Qf8 24. e5 Bxf3 25. Qxf3 {Belov,V (2600)-Kosintseva,N
(2496) Moscow 2007 1-0 (41)}) ({RR} 10... a6 11. Nxd6 Ne5 12. Nc4 Nxc4 13. Bxc4
Qc5 14. e5 Qxc4 15. exf6 Bxf6 16. Bxf6 Qf4+ 17. Qe3 Qxf6 18. Rd6 b5 19. Nd5 Qh4
20. g3 Qa4 21. Nf6+ Kh8 22. Rd4 Qxa2 23. Rh4 Qa1+ 24. Kd2 Qa5+ 25. Ke2 {
Motylev,A (2660)-Iskusnyh,S (2510) Sochi 2006 1-0}) 11. f4 Rd8 12. a3 Rd7 13.
Bxf6 Bxf6 14. Nxd6 e5 15. Nxc8 Rxd1+ 16. Qxd1 Rxc8 17. Nd5 Bd8 18. c3 Qc5 19.
Qg4 Ra8 20. Qd7 Rb8 21. Qe8+ Qf8 22. Qxf8+ Kxf8 23. f5 Ne7 24. Bc4 b5 25. Nxe7
Kxe7 26. Bd5 h5 27. Rd1 Rc8 28. Kc2 Bb6 29. Bb7 Rc5 30. Rd5 Rxd5 31. Bxd5 a6
32. Bc6 f6 33. b4 Kd6 34. Be8 h4 35. Kb3 Ke7 36. Bc6 Kd6 37. Bd5 Kc7 38. a4 Bg1
39. h3 Kb6 40. a5+ Ka7 41. c4 bxc4+ 42. Kxc4 Bf2 43. b5 Be1 44. bxa6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "4"]
[White "di Berardino, Diego"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B24"]
[PlyCount "76"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 d5 6. exd5 Nxd5 7. Nge2 Nxc3 ({RR
} 7... Bd6 8. Nxd5 exd5 9. Bxd5 O-O 10. Bg2 Re8 11. Be3 Qf6 12. Nc3 Bd7 13. O-O
Rac8 14. Ne4 Qe7 15. Re1 b6 16. Bg5 Qf8 17. Qh5 h6 18. Bxh6 Rxe4 19. Rxe4 gxh6
20. Rae1 Ne7 21. Bh3 Bxh3 22. Qxh3 {Rudolph,L (1864)-Henzelmann,M (1443)
Wiesbaden GER 2023 1-0 (36)}) 8. bxc3 ({RR} 8. Nxc3 Be7 9. O-O O-O 10. Re1 Nd4
11. Ne4 e5 12. h4 Be6 13. c3 Nc6 14. Be3 Bd5 15. c4 Bxe4 16. Bxe4 Qd7 17. Qf3
f5 18. Bd5+ Kh8 19. Bxc6 bxc6 20. Bg5 Bxg5 21. hxg5 Rae8 22. Kg2 e4 {Larino
Nieto,D (2451)-Shirov,A (2696) Rabat 2015 1/2-1/2 (39)}) 8... Bd7 9. Rb1 $146 (
{RR} 9. O-O Be7 10. Nf4 O-O 11. h4 Qc7 12. Qh5 g6 13. Qe2 Bf6 14. Bd2 Rad8 15.
h5 Ne7 16. hxg6 hxg6 17. Be4 Bc6 18. f3 Nd5 19. Qh2 Nxc3 20. Bxc3 Bxc3 21. Kg2
Qe5 22. Rh1 Qg7 23. Raf1 Rfe8 {Mertens,P (1908)-Vanderhallen,N (2132)
Brasschaat 2005 0-1 (51)}) 9... b6 10. d4 Be7 11. O-O O-O 12. Be3 cxd4 13. Nxd4
Rc8 14. Nb5 a6 15. Na7 Nxa7 16. Bxb6 Qe8 17. Bxa7 Rxc3 18. Bd4 Rc4 19. Re1 Ba4
20. Qd3 Bb5 21. Be4 h6 22. Qe3 Bg5 23. f4 Be7 24. c3 Ra4 25. Rb2 Bc6 26. Bb1
Qd7 27. Qd3 g6 28. Qd1 Rd8 29. Rd2 Bc5 30. Be4 Bb5 31. Kf2 Qa7 32. Kg2 Bxd4 33.
cxd4 Raxd4 34. Rxd4 Rxd4 35. Qc1 Qd7 36. Bf3 Rd2+ 37. Kh3 h5 38. f5 exf5 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "5"]
[White "Diamant, Andre"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "57"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4
O-O 9. a4 Nc6 10. Be3 Qc7 11. Bf3 Nxd4 12. Qxd4 e5 13. Qd2 exf4 ({RR} 13... Be6
14. f5 Bc4 15. Rfd1 Rac8 16. a5 d5 17. exd5 Bd6 18. Kh1 Qd7 19. b3 Bb4 20. bxc4
Rxc4 21. Rab1 Bxc3 22. Qe2 Rfc8 23. Qf1 Bxa5 24. d6 e4 25. Be2 Rxc2 26. Bd4
Qxd6 27. Rxb7 Rd2 28. Bb2 {Alekseenko,K (2670)-Erdogmus,Y (2496) chess.com INT
2023 1-0 (33)}) 14. Bxf4 Be6 15. Rad1 Rad8 $146 ({RR} 15... Rfd8 16. Kh1 Rac8
17. Qe3 Nd7 18. Bg4 Re8 19. Qg3 Ne5 20. Bf5 Bf8 21. Nd5 Bxd5 22. exd5 Rcd8 23.
Bg5 Be7 24. Rf4 Bxg5 25. Qxg5 Qe7 26. Qg3 g6 27. c3 Kh8 28. Bc2 f5 29. Re1 Qg7
30. a5 {Vyparina,M (2237)-Dydyshko,V (2562) Slovakia 2006 0-1 (38)}) 16. Kh1
Rfe8 17. h3 Qb6 18. Qd4 Qa5 19. Rd2 Rd7 20. Rfd1 Rc8 21. e5 dxe5 22. Qxe5 Qb4
23. Rxd7 Bxd7 24. Rd4 Rc4 25. Qb8+ Be8 26. Rxc4 Qxc4 27. Nd5 Nxd5 28. Qxe8+ Bf8
29. Bd6 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "5"]
[White "Fier, Alexandr"]
[Black "Gattass, Allan"]
[Result "1-0"]
[ECO "B99"]
[PlyCount "47"]
[EventDate "2008.??.??"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Bg5 Nbd7 7.
f4 e6 8. Qf3 Qc7 9. O-O-O b5 10. Bd3 Bb7 11. Rhe1 Be7 12. Qg3 b4 13. Nd5 exd5
14. exd5 O-O-O ({RR} 14... Kd8 15. Nc6+ Bxc6 16. dxc6 Nc5 17. Bc4 Nfe4 ({RR} 
17... h6 18. Bh4 Nce4 19. Bxf6 Nxg3 20. Bxe7+ Qxe7 21. Rxe7 Kxe7 22. hxg3 Rac8)
18. Qe3 ({RR} 18. Bxe7+ Qxe7 19. Qxg7 Kc7 20. Bd5 Qf6 21. Qxf6 Nxf6 22. Re7+
Kb6 23. Bf3 d5) 18... f5 ({RR} 18... Bxg5 19. fxg5 Qe7 20. Rd5 Rc8 21. Rxc5
dxc5 22. Rd1+ Ke8) ({RR} 18... f6 19. Bh4 f5) 19. g4 ({RR} 19. Bxe7+ Qxe7 20.
g4 g6 21. gxf5 gxf5 22. Qd4 Re8) ({RR} 19. Qxc5 Nxc5 20. Rxe7 Qxe7 21. Rxd6+
Ke8 22. Bxe7 Kxe7 23. Rd5 Ne4) 19... g6 ({RR} 19... Bxg5 20. fxg5 Qe7 21. h4)
20. gxf5 gxf5 21. Rd5 ({RR} 21. Kb1 Re8 22. Bf7 Bxg5 23. Bxe8 Bh4 24. Rg1 Qe7)
21... Bxg5 22. fxg5 Rf8 23. Rf1 Qxc6 ({RR} 23... Qc8 24. Rxd6+ Nxd6 25. Qxc5
Kc7 26. Rd1 Rd8 27. Qa5+ Kxc6 28. Bd5+ Kd7 29. Bxa8 Qxa8 30. Qxf5+ Kc7 31. Qa5+
) 24. Rdxf5 Rxf5 25. Rxf5 Qe8 ({RR} 25... Rc8 26. Bd5 Qe8 27. Qe2 Nf6 28. Qxe8+
Nxe8) 26. Rf7 ({RR} 26. Bf7 Qe7 27. Bd5 Rc8 28. h4 Qe8) 26... Rc8 27. Rxh7 Qe5
28. g6 ({RR} 28. Rf7 d5 29. g6 Na4 30. c3 bxc3 31. b3 Qxh2) 28... Na4 29. g7 {
Shirov,A (2699)-Van Wely,L (2674) Foros 2007 CBM 119 [Ftacnik,L] 0-1} ({RR} 29.
Rh8+ Qxh8 30. Qxe4 Qxb2+ 31. Kd2 Qc3+) {RR} 29... Qxb2+ 30. Kd1 Nac3+ 31. Ke1
Qa1+ 32. Qc1 Qxc1#) 15. Rxe7 Qc5 $146 ({RR} 15... Qa5 16. Bxf6 gxf6 17. Nc6
Qxa2 18. Nxd8 Rxd8 19. Bf5 Qa1+ 20. Kd2 Qxb2 21. Qd3 Qa2 22. Qb3 Qxb3 23. cxb3
Bxd5 24. Rc1+ Kb8 25. Rxd7 Rg8 26. g3 Bxb3 27. Rb1 Ba4 28. Rxb4+ {1-0 (28)
Januszewski,T-Iwanow,A (1865) Wroclaw 2005}) ({RR} 15... Nxd5 16. Rxf7 Rde8 17.
Rxd7 Qa5 18. Rxg7 Nc3 19. Qh3+ Kb8 20. Qd7 Qb6 21. bxc3 bxc3 22. Qxb7+ Qxb7 23.
Rxb7+ Kxb7 24. f5 h6 25. Bh4 Ka7 26. f6 d5 27. f7 Re3 28. Rf1 Rf8 29. Bf2 Rxd3
30. Ne6+ {Wendel,S (2257)-Haussernot,C (2050) Bad Homburg 2011 1-0 (31)}) ({RR
} 15... Qa5 16. Nc6 Qxa2 17. Nxd8 Rxd8 18. Bxf6 Nxf6 19. Qxg7 Qa1+ 20. Kd2 Qxb2
21. Qxf7 {1-0 (21) Lakshmi Sahithi,P (2136)-Ugulava,L (1980) Batumi 2006}) 16.
Bxf6 Nxf6 17. Qxg7 Nxd5 18. Rxf7 Nc7 19. Bf5+ Kb8 20. Rxc7 Qxc7 21. Qxc7+ Kxc7
22. Ne6+ Kb6 23. Nxd8 Rxd8 24. g4 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "5"]
[White "Leitao, Rafael"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "D12"]
[PlyCount "69"]
[EventDate "2008.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 Nbd7 8. O-O
Bd6 9. g3 Ne4 ({RR} 9... Qe7 10. Qb3 Rb8 11. Rd1 Ne4 12. cxd5 exd5 13. Nxe4
Bxe4 14. f3 Bg6 15. Bd3 O-O 16. Bd2 Nf6 17. Nxg6 hxg6 18. Kg2 b6 19. Re1 c5 20.
Qc2 Rfe8 21. Bb5 Red8 22. Bc3 Qc7 23. Qf2 Qb7 24. b3 {Caruana,F (2823)-Topalov,
V (2760) Saint Louis 2016 1-0 (72)}) 10. Qb3 ({RR} 10. Nxg6 hxg6 11. Bf3 f5 12.
Bg2 Ndf6 13. Ne2 Ng5 14. Nf4 Kf7 15. h4 Nge4 16. Qe1 Bxf4 17. exf4 dxc4 18. Be3
b5 19. a4 a6 20. Qe2 Qb6 21. d5 c5 22. dxe6+ Qxe6 23. Rfd1 Rhd8 24. axb5 axb5 {
Caruana,F (2766)-Molina,R (2403) chess.com INT 2023 1-0 (35)}) 10... Qb8 $146 (
{RR} 10... Rb8 11. Kg2 Be7 12. Nxg6 hxg6 13. f3 Bd6 14. Nxe4 dxe4 15. f4 Nf6
16. Qc2 Qd7 17. h4 c5 18. dxc5 Bxc5 19. Rd1 Qc6 20. a3 a5 21. Bd2 O-O 22. b4
Ba7 23. Qb3 e5 24. c5 exf4 25. gxf4 {Djurhuus,E (2111)-Ziroyan,D (1745) Batumi
2014 1-0 (31)}) ({RR} 10... Qc7 11. Kg2 Nxc3 12. Qxc3 Nf6 13. c5 Be7 14. Nxg6
Ne4 15. Qe1 hxg6 16. f3 Nf6 17. Qc3 g5 18. b4 Nd7 19. e4 a5 20. a3 f5 21. exf5
exf5 22. b5 Kf7 23. Rb1 Bf6 24. Bd3 g6 25. Be3 {Van Wely,L (2676)-Sipos,I 
(2409) Berkeley 2011 1-0 (33)}) 11. Nxe4 Bxe4 12. f3 Bg6 13. cxd5 exd5 14. e4
Nb6 15. a4 O-O 16. a5 Nd7 17. e5 Be7 18. Nxg6 hxg6 19. f4 Qc7 20. Be3 Rad8 21.
Rfc1 Nb8 22. Bd3 Rc8 23. Qc2 Qd7 24. f5 c5 25. fxg6 fxg6 26. Bxg6 cxd4 27. Qd1
Qh3 28. Qxd4 Qe6 29. Rxc8 Rxc8 30. Qd3 Qxe5 31. Bf4 Bc5+ 32. Kh1 Qd4 33. Qf5
Qe4+ 34. Qxe4 dxe4 35. Rc1 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "5"]
[White "Lima, Darcy Gustavo"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "D84"]
[PlyCount "107"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. cxd5 Nxd5 7. Nxd5 Qxd5 8.
Bxc7 Na6 9. Bxa6 Qxg2 10. Qf3 Qxf3 11. Nxf3 bxa6 12. Rg1 Bb7 13. Ke2 f6 ({RR} 
13... Bd5 14. Rgc1 Rfc8 15. Ne1 Kf8 16. Rc3 Ke8 17. a3 g5 18. Rac1 g4 19. Nd3
Kd7 20. Be5 Rxc3 21. Rxc3 Bxe5 22. Nxe5+ Kd6 23. Nxg4 Rb8 24. Rc2 Bb3 25. Rd2
Rg8 26. f3 h5 27. Ne5 f6 28. Nd3 {Chu,R (2166)-Bai,C (1808) Tianjin CHN 2023
1-0 (59)}) 14. Rgd1 Rac8 15. Rac1 Kf7 $146 ({RR} 15... Bd5 16. a3 e6 17. Nd2
Rf7 18. Bd6 Rd8 19. Bc7 Rc8 20. Bg3 Rd8 21. f3 f5 22. Bc7 Re8 23. Be5 Bxe5 24.
dxe5 Rb8 25. b4 Rb5 26. Rc8+ Kg7 27. Rdc1 a5 28. R1c5 a6 29. bxa5 Rb2 30. Rc2 {
Lazarev,V (2526)-Mogranzini,R (2172) Assisi 2003 1-0 (63)}) ({RR} 15... Bd5 16.
b3 Rfe8 17. Nd2 Bf8 18. Kd3 e6 19. Ne4 Kf7 20. Nd6+ Bxd6 21. Bxd6 Bf3 22. Re1
Bc6 23. e4 Red8 24. Bb4 Rd7 25. f3 a5 26. Ba3 Bb5+ 27. Ke3 Rcd8 28. Rc5 a6 29.
Bb2 Rb8 30. Rec1 {Stahlberg,G-Donner,J Munich 1958 1/2-1/2 (44)}) 16. d5 Ke8
17. Rc5 Kd7 18. Rdc1 e6 19. dxe6+ Kxe6 20. Nd4+ Kd7 21. Rd1 Ke8 22. Ne6 Rf7 23.
Rd8+ Ke7 24. Rxc8 Bxc8 25. Nd8 Rf8 26. Nc6+ Ke8 27. Bd6 Rf7 28. Ne5 fxe5 29.
Rxc8+ Kd7 30. Rc7+ Ke6 31. Rxf7 Kxf7 32. e4 Kf6 33. Bc5 Kg5 34. Kf3 Kh4 35. Kg2
Kg4 36. Be3 g5 37. h3+ Kh5 38. f3 Kg6 39. Bxa7 Bf8 40. Kf1 a5 41. Ke2 Bb4 42.
Bf2 a4 43. Kd3 Ba5 44. Kc4 Bd2 45. b4 axb3 46. axb3 h5 47. b4 g4 48. fxg4 hxg4
49. hxg4 Kg5 50. b5 Kxg4 51. b6 Ba5 52. b7 Bc7 53. Kd5 Bb8 54. Bc5 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "5"]
[White "Milos Jr, Gilberto"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B92"]
[PlyCount "88"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3
Be6 9. Nd5 Nbd7 10. Qd3 O-O 11. O-O Bxd5 12. exd5 Nc5 13. Qd2 Nfe4 14. Qb4 a5
15. Qb5 b6 16. f3 Nf6 17. Rad1 a4 18. Nc1 Nfd7 19. Kh1 $146 ({RR} 19. Nd3 Nxd3
20. Bxd3 f5 21. b4 axb3 22. axb3 Nc5 23. b4 Nxd3 24. cxd3 Rb8 25. Ra1 Bg5 26.
Bf2 Qf6 27. Ra7 e4 28. dxe4 fxe4 29. fxe4 Qc3 30. Kh1 Be3 31. Bg1 Qd4 32. Bxe3
Qxe3 33. Rd1 Qxe4 {Milos,G (2596)-Di Berardino,D (2491) Americana 2010 1/2-1/2
(41)}) ({RR} 19. Nd3 Bg5 20. Bf2 f5 21. a3 Re8 22. Nb4 Bf4 23. g3 Qg5 24. Qc6
Qg6 25. Nd3 Bg5 26. Nxc5 Nxc5 27. Bc4 Rab8 28. Kg2 h5 29. Kh1 Bh6 30. c3 e4 31.
Bd4 f4 32. gxf4 exf3 33. Rf2 Rbc8 {Target,R-Relic,R (2535) playchess.com INT
2006 1/2-1/2 (65)}) 19... Bg5 20. Bg1 f5 21. Qb4 Nf6 22. Bb5 Nh5 23. Ne2 Nf4
24. Nxf4 Bxf4 25. Qc4 e4 26. b4 axb3 27. axb3 Rc8 28. Bc6 Nd7 29. fxe4 Ne5 30.
Qe2 fxe4 31. Qxe4 Ng6 32. Qe6+ Kh8 33. g3 Be5 34. Be3 Bf6 35. c4 Ne5 36. Bb5
Ra8 37. Bd4 Ra3 38. Rb1 Ra2 39. Rbe1 Nf3 40. Rxf3 Bxd4 41. Rxf8+ Qxf8 42. Qf5
Rf2 43. Qxf8+ Rxf8 44. b4 Bc3 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "5"]
[White "Vescovi, Giovanni"]
[Black "Oliveira, Silvio Eduardo"]
[Result "1/2-1/2"]
[ECO "D19"]
[PlyCount "106"]
[EventDate "2008.??.??"]

1. d4 {Marin,M} Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. e3 ({RR} 6. Ne5
) 6... e6 7. Bxc4 Nbd7 8. O-O Bb4 9. Qe2 O-O 10. e4 Bg6 11. Bd3 Bh5 12. e5 ({RR
} 12. Bf4 Re8 13. e5 Nd5 14. Nxd5 exd5) 12... Nd5 13. Nxd5 cxd5 14. Qe3 Re8 15.
Ng5 Bg6 16. f4 ({RR} 16. Bxg6 fxg6 17. a5 Nf8 18. a6 b5 19. Bd2 Be7 20. h4 h6
21. Nf3 Rc8 22. Qd3 Qb6 23. Ra5 Rc6 24. Qxb5 Rb8 25. Qxb6 Rbxb6 26. Bc3 Nd7 27.
Raa1 Rxa6 28. Ba5 Rc4 29. b4 Bxb4 30. Bxb4 Rxa1 {Korobov,A (2658)-Ledger,A 
(2314) Durres ALB 2023 1-0 (59)}) 16... Rc8 ({RR} 16... Bxd3 17. Qxd3 f5 18.
Be3 ({RR} 18. g4 h6 ({RR} 18... g6 19. gxf5 gxf5 ({RR} 19... exf5 20. Qb5) 20.
Qg3 Qe7 21. Nxe6+ Kh8 22. Ng5 h6 23. Qh3) 19. Nxe6 ({RR} 19. gxf5 hxg5 20. fxe6
Rxe6 21. f5 Nxe5) 19... Rxe6 20. gxf5 Re7 21. Kh1) 18... Nf8 19. Kh1 ({RR} 19.
g4 Qd7 20. Kh1 Be7 21. Nxe6 ({RR} 21. gxf5 exf5) 21... Nxe6 22. gxf5 Nc7 23.
Rg1 Kh8) 19... Rc8 ({RR} 19... h6 20. Nxe6 ({RR} 20. Nf3 Rc8 21. Rg1) 20...
Nxe6 21. Qxf5) ({RR} 19... Be7 20. Nxe6 ({RR} 20. Nf3 Rc8 21. Rg1 Qc7 22. g4
fxg4 23. Rxg4 Qc2) 20... Nxe6 21. Qxf5 Qd7 ({RR} 21... Nf8 22. Qg4 Qd7 23. f5)
({RR} 21... Qb6 22. a5 Qa6 23. Qg4) 22. Qh5 ({RR} 22. Qg4 Nc5) ({RR} 22. Qh3
Rf8 23. Rf3 Rac8 24. f5 Ng5) 22... g6 23. Qh3 Rf8 24. Rf3 ({RR} 24. g4 Ng7)
24... Rac8 25. g4 Rc4) 20. g4 Qd7 21. Rg1 Be7 22. Nf3 ({RR} 22. Nxe6 Qxe6 ({RR
} 22... Nxe6 23. gxf5 Nc7 24. f6) 23. gxf5 Qa6 ({RR} 23... Qf7 24. Rg4 Rc6 ({RR
} 24... Rc4 25. Rag1 g6 26. fxg6 hxg6 27. Rxg6+) ({RR} 24... Kh8 25. Rag1 g6
26. fxg6 hxg6 27. f5 gxf5 28. Qxf5) 25. Rag1 g6 26. fxg6 hxg6 ({RR} 26... Rxg6
27. f5 Rxg4 28. Rxg4+ Kh8 29. Bh6) 27. f5 Rec8 28. Bh6) 24. Qxa6 ({RR} 24. Qd2)
24... bxa6 25. f6 Bxf6 26. exf6 Rxe3 ({RR} 26... g6 27. Ra3 Kf7 28. Rg5 Red8
29. Re5) 27. Rxg7+ Kh8 28. Rag1 Ne6 29. R7g4 h5 ({RR} 29... Rb3 30. f5 Nc7 31.
Rg7 Rbb8 32. R1g4) 30. Rh4 Rc7 31. Rxh5+ Rh7 32. Rxh7+ Kxh7 33. f5 Nf8 34. Rg7+
Kh8 ({RR} 34... Kh6 35. Rg8 Re8 36. f7 Rb8 37. a5 Kh7 38. Kg2) 35. Rxa7 Re4 ({
RR} 35... Rf3 36. Rxa6 Rxf5 37. b4 Kh7 38. b5 Kg6 39. a5) 36. Rxa6 Rxd4) 22...
Rc4 23. Rg2 fxg4 24. Rxg4 Rxa4 25. Rag1 g6 26. h4 Rb4 27. h5 Qb5 28. Qc2 ({RR} 
28. hxg6 Qxd3 29. gxh7+ Kxh7 30. Rg7+ Kh6 31. f5+) 28... Rxb2 ({RR} 28... Rb3
29. hxg6 h5 ({RR} 29... Qd3 30. gxh7+ Kh8 31. Rg8+ Kxh7 32. Qh2+) 30. R4g3 ({RR
} 30. g7 hxg4 31. gxf8=Q+ Kxf8 32. Qh7 Qd3) 30... Qd3 ({RR} 30... h4 31. g7
hxg3 32. gxf8=Q+ Kxf8 33. Qg6 Qd3 34. f5 Qxe3 35. Rxg3) 31. g7 Nh7 ({RR} 31...
Qxc2 32. gxf8=Q+ Kxf8 33. Rg8+ Kf7 34. R1g7#) 32. Qc7 ({RR} 32. Qxd3 Rxd3 33.
Bd2) 32... Qc4 ({RR} 32... Qb5 33. Nd2) 33. Qxc4 dxc4 34. Nd2 Rxb2 35. Nxc4 Rc2
36. Nd2) 29. hxg6 h5 ({RR} 29... Rxc2 30. gxh7+ Kxh7 31. Rg7+ Kh6 32. f5+ Kh5
33. f6) 30. g7 hxg4 31. gxf8=Q+ {Topalov,V (2813)-Kramnik,V (2743) Elista 2006
CBM 115 [Marin,M] 0-1 (63)} {RR} Kxf8 32. Qg6 Qe2 33. Qxg4 Bg5 34. Re1 Qc2 35.
Qxg5 ({RR} 35. fxg5 Kg7 36. Rc1 Rh8+ 37. Kg1 Rb1 38. Rxb1 Qxb1+ 39. Kf2 Rf8 40.
Bd2 Qe4 41. Qh3 Qxd4+ 42. Kg3 Rxf3+ 43. Kxf3 Qxd2 44. Qh6+ Kg8 45. Qxe6+ Kf8
46. Qf6+ Kg8) 35... Re7 36. Rc1 Rh7+ 37. Kg1 Rg7 38. Rxc2 Rxc2) ({RR} 16... Nf8
17. g4 Bxd3 18. Qxd3 Qc7 19. f5 Qc4 20. Qd1 f6 21. Nf3 Rac8) 17. Qh3 ({RR} 17.
g4 f6 18. Bxg6 hxg6 19. Nf3 Qc7 20. Qd3 Nf8 21. f5 gxf5 ({RR} 21... Qc2) 22.
gxf5 fxe5 23. Nxe5 exf5 24. Qxf5 Bd6 25. Nf7 Re7 26. Nxd6 Qxd6 27. Qxc8 Qg6+
28. Bg5 Qxg5+ 29. Kh1) 17... Nf8 18. Bb5 $146 ({RR} 18. g4 Be7 19. Bb5 Nd7 20.
Bxd7 Qxd7 21. f5 exf5 22. gxf5 Bxg5 23. Bxg5 Rc2 24. e6 fxe6 25. fxg6 hxg6 26.
Qd3 Rxb2 27. Qxg6 e5 28. Bf6 exd4 29. Rac1 Rf8 30. Bxd4 Rxf1+ 31. Rxf1 Rb4 32.
Rf4 Qe7 {Galje,H (2100)-Wunnink,M (2265) Bussum 2012 1/2-1/2 (45)}) 18... Re7
19. g4 Rec7 20. Be3 Be7 21. Nf3 h5 22. gxh5 Bf5 23. Qg3 Rc2 24. Rf2 a6 25. Bf1
Rxf2 26. Bxf2 Qb6 27. Nh4 Bxh4 28. Qxh4 Qxb2 29. Re1 Rc1 30. Rxc1 Qxc1 31. Qg3
Kh7 32. a5 Qd1 33. Qa3 Nd7 34. h6 Kxh6 35. Qe7 Nf6 36. Qb4 Nh5 37. Qe1 Qxe1 38.
Bxe1 Nxf4 39. Bd2 Kg5 40. Be2 Bg4 41. Bd3 Bf5 42. Be2 Bc2 43. Kf2 Kf5 44. Bf3
f6 45. exf6 gxf6 46. Kg3 e5 47. h4 Bb3 48. Bxf4 exf4+ 49. Kh3 Bc4 50. Kg2 Ke6
51. Kh3 Kf5 52. Kg2 Ke6 53. Kh3 Kf5 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "6"]
[White "Barreto Filho, Carlos A"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "D90"]
[PlyCount "99"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. Bd2 O-O 7. Rc1 Nb6 8.
e3 Nc6 9. Be2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. O-O Be6 13. Qc2 c6 14. Rfd1
Bg7 $146 ({RR} 14... Qh4 15. f4 Bg7 16. g3 Qe7 17. Na4 Bf5 18. Qc5 Rfe8 19.
Nxb6 Qxc5 20. Rxc5 axb6 21. Rxf5 gxf5 22. Bc1 Rxa2 23. Rd7 Ra1 24. Rd1 Bf6 25.
Kf2 Rd8 26. Re1 Rb1 27. g4 Bxb2 28. Bxb2 Rxb2 {0-1 (28) Cosan,G (1740)
-Uzunoglu,E (2104) Antalya 2017}) 15. f4 Qe7 16. e4 Nc4 17. Bxc4 Bxc4 18. Be3
Rfe8 19. Bd4 f6 20. Qf2 b6 21. Rd2 Rad8 22. Rcd1 Ba6 23. Be3 Bf8 24. h4 Rxd2
25. Qxd2 f5 26. e5 Qxh4 27. Qd7 Qe7 28. Qxc6 Bb7 29. Qd7 Qxd7 30. Rxd7 Re7 31.
Rd8 Bc6 32. Rc8 Bb7 33. Rd8 Bc6 34. Rc8 Bd7 35. Rd8 Be6 36. Nd5 Bxd5 37. Rxd5
Kf7 38. a4 Rb7 39. Rb5 Be7 40. a5 Bd8 41. axb6 axb6 42. Rd5 Be7 43. Rb5 Bd8 44.
Rd5 Ke7 45. Rd6 Bc7 46. Rc6 Kd7 47. Rf6 Bd8 48. Rd6+ Kc7 49. Kf2 b5 50. Kf3
1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "6"]
[White "Bittencourt, Jorge"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "42"]
[EventDate "2008.??.??"]

1. e4 {Mueller,Karsten} d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bc4
Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ gxf6 10. Bb3 Nd7 11. Qe2 Qc7 12. Nh4 ({RR} 
12. O-O-O Bd6 13. d5 cxd5 14. Nd4 Bg6 15. Nxe6 fxe6 16. Qxe6+ Be7 17. Ba4 b5
18. Qxd5 Rc8 19. Bc3 ({RR} 19. Ba5 Qf4+ 20. Rd2 Qxa4 21. Qxd7+ Kf7 22. Qd5+ Kg7
) 19... bxa4 20. Rhe1 Nb6) 12... Bg6 13. O-O-O ({RR} 13. f4 O-O-O 14. O-O-O f5
15. g3 Be7 16. Nxg6 hxg6 17. d5 cxd5 18. Bxd5 Bf6 19. Bf3 Nb6 20. Qb5 Kb8 21.
Bb4 a6 22. Qe2 Na4 23. Ba3 Qb6 24. c3 Ka8 25. Rxd8+ Rxd8 26. Rd1 Rxd1+) ({RR} 
13. g3 O-O-O 14. O-O Nb6 15. Bf4 Bd6 16. Bh6 Bf8 17. Bxf8 Rhxf8 18. Qe3 Nd5 19.
Qf3 f5) 13... O-O-O 14. g3 ({RR} 14. Nxg6 hxg6 15. h4 Bh6 16. Bxh6 Rxh6 17. g3
f5) 14... Bd6 15. Kb1 ({RR} 15. Rhe1 Kb8 16. Kb1 Rc8 17. Bc3 ({RR} 17. Nxg6
hxg6 18. h4 Ka8 19. Rh1) 17... Rhd8 18. Qf3 f5 ({RR} 18... Qb6 19. Ka1 Ka8 20.
h3 Qb5 21. Nxg6 hxg6 22. Bd2 Rh8 23. h4) 19. Bd2 Nf6 20. Nxg6 hxg6 21. Bg5 Be7
22. Bf4 Bd6 23. Bg5 Be7 24. Qe2 Nd5 25. Bd2 Ka8 26. h4 Bf6 27. c4 Ne7 28. Bf4)
15... Rhe8 16. Nxg6 ({RR} 16. Rhe1 Kb8 17. a3 Ka8 18. Qf3 Rc8 19. Nxg6 hxg6 20.
h4 f5 21. h5 ({RR} 21. Bg5 Rh8 22. c4) 21... gxh5 22. Qxh5 Nf6 23. Qf3 Ne4 24.
Be3 c5 25. dxc5 ({RR} 25. d5 c4) 25... Nxc5 26. Qe2 Nxb3 27. cxb3 f4 28. Rc1
Qb8 29. gxf4 Bxf4 30. Qh5 Bxe3 {Adams,M (2744)-Radjabov,T (2610) Prague 2002
CBM 089 [Mueller,Karsten] 1/2-1/2 (44)}) 16... hxg6 17. h4 f5 18. Bg5 $146 ({RR
} 18. h5 gxh5 19. Rxh5 Nf6 20. Rh6 Ne4 21. Be1 Rh8 22. Rxh8 Rxh8 23. g4 Rh2 24.
gxf5 exf5 25. Qf3 Qd7 26. c4 Bc7 27. Qe3 Qe8 28. Bc2 Qe6 29. d5 cxd5 30. cxd5
Qg6 31. Qxa7 Bb6 32. Qa8+ {1-0 (32) Bulmaga,I (2375)-Zekaj,D (2031) Skopje 2014
}) ({RR} 18. h5 gxh5 19. Bg5 Be7 20. Bf4 Bd6 21. Bg5 Be7 22. Bf4 Bd6 23. Bg5 {
1/2-1/2 (23) Kosakowski,J (2417)-Laurusas,T (2518) Suwalki POL 2021}) 18... Be7
19. Bf4 Bd6 20. Bg5 Be7 21. Bf4 Bd6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "6"]
[White "Gattass, Allan"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "A37"]
[PlyCount "54"]
[EventDate "2008.??.??"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e5 6. O-O d6 7. a3 Nge7 8. Rb1
a5 9. d3 O-O 10. Ne1 Be6 11. e4 ({RR} 11. Bg5 f6 12. Be3 b6 13. b4 axb4 14.
axb4 Nxb4 15. Bxa8 Qxa8 16. Ra1 Qb7 17. Nb5 Nc8 18. f3 d5 19. cxd5 Nxd5 20. Bd2
f5 21. Qa4 Nde7 22. Nc2 Nc6 23. Ne3 f4 24. Nc4 Qe7 25. Rab1 fxg3 {Georgiev,V 
(2563)-Eljanov,P (2596) Geneve 2004 1/2-1/2}) 11... Nd4 12. b4 $146 ({RR} 12.
Nc2 Nec6 13. Nxd4 cxd4 14. Nd5 Rb8 15. b4 axb4 16. axb4 f5 17. exf5 Bxf5 18. b5
Na7 19. h4 h6 20. Rb2 Nc8 21. g4 Be6 22. Be4 Ne7 23. Nxe7+ Qxe7 24. Bxg6 Qxh4
25. f3 d5 26. cxd5 Bxd5 {Thorsson,O (2160)-Bjarnason,S (2305) Reykjavik 1996
0-1 (58)}) ({RR} 12. Nc2 Nb3 13. Ne3 Nd4 14. Nc2 Nec6 15. Nxd4 Nxd4 16. b4 axb4
17. axb4 b6 18. Be3 Ra3 19. Bxd4 cxd4 20. Nb5 Ra8 21. Ra1 Qe7 22. Qb3 Rfc8 23.
Ra3 Rxa3 24. Qxa3 Bd7 25. Qa7 Bf8 26. Qxb6 Bxb5 {Figorito,N (2036)-Boder,J 
(2294) chess.com INT 2023 1-0 (37)}) ({RR} 12. f4 Nec6 13. Nd5 exf4 14. Bxf4
Ne5 15. h3 Bxd5 16. cxd5 a4 17. Nc2 Nxc2 18. Qxc2 Qb6 19. Kh1 Qa6 20. Bxe5 Bxe5
21. g4 Rac8 22. Qc4 b5 23. Qc2 c4 24. dxc4 Rxc4 25. Qf2 Qc8 26. Rfe1 Rc2 {
Serhun,H (1813)-Kayar,M (2087) Antalya 2013 0-1 (47)}) 12... axb4 13. axb4 cxb4
14. Nd5 Nxd5 15. cxd5 Bd7 16. Be3 Qa5 17. Qd2 Rfc8 18. Rxb4 b5 19. Qb2 Qa3 20.
h3 Qxb2 21. Rxb2 Ra3 22. Kh2 Bf6 23. Bd2 Ra1 24. Bb4 Rcc1 25. Kg1 Bd8 26. Bd2
Rd1 27. Bc3 Bb6 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "6"]
[White "Leitao, Rafael"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "A62"]
[PlyCount "42"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3
O-O 9. O-O Na6 10. Nd2 Nc7 11. Nc4 Nfe8 12. a4 b6 13. Qb3 Ba6 14. Re1 Bxc4 15.
Qxc4 a6 16. Rb1 $146 ({RR} 16. e4 Rb8 17. Qb3 b5 18. axb5 axb5 19. Bf1 b4 20.
Nd1 Nb5 21. Bxb5 Rxb5 22. Ne3 Ra5 23. Rxa5 Qxa5 24. Nc4 Qa6 25. Bf4 f6 {
1/2-1/2 (25) Dubin,J-Eliskases,E Buenos Aires 1964}) ({RR} 16. e4 Rb8 17. f4 b5
18. axb5 axb5 19. Qd3 c4 20. Qf3 b4 21. Nd1 Nb5 22. e5 Nec7 23. Ne3 c3 24. bxc3
dxe5 25. Nd1 exf4 26. Bxf4 Nxc3 27. Nxc3 Bxc3 28. Rac1 Nb5 29. Red1 Qb6+ 30.
Kh1 Rbd8 {Thinius,M (2330)-Womacka,M (2445) Erfurt 1992 0-1 (46)}) 16... Qd7
17. b4 b5 18. Qb3 cxb4 19. Qxb4 a5 20. Qb3 b4 21. Ne4 Nf6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "6"]
[White "Oliveira, Silvio Eduardo"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "B81"]
[PlyCount "80"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1
h5 9. gxh5 Nxh5 10. Bg5 Qb6 ({RR} 10... Qc7 11. Qd2 a6 12. O-O-O Bd7 13. Be2
Rc8 14. Nxc6 Bxc6 15. Kb1 Qa5 16. Rge1 Bd7 17. Bf3 Rc5 18. Be3 Rc8 19. Bg5 Rc5
20. Be3 Rc8 21. Rg1 e5 22. Qe2 Rxc3 23. Bxh5 Bb5 24. Qe1 Bc4 25. b3 {Macieja,B
(2616)-Kasimdzhanov,R (2677) Lugo 2007 1/2-1/2 (41)}) ({RR} 10... Qc7 11. Ndb5
Qb8 12. Be2 Nf6 13. Qd2 a6 14. Nd4 Bd7 15. O-O-O b5 16. Nxc6 Bxc6 17. Qd4 Be7
18. Bf3 Qa7 19. Qd3 Qb7 20. Rde1 O-O-O 21. Kb1 Rd7 22. h5 b4 23. Nd1 Bd8 24.
Bf4 Nxh5 25. Bxh5 {Varley,J (1830)-Churavin,A (2110) Hull ENG 2022 1-0 (85)})
11. Be3 Qc7 12. Ndb5 $146 ({RR} 12. Qd2 a6 13. O-O-O b5 14. Nxc6 Qxc6 15. f4
Bb7 16. a3 Be7 17. f5 Bxh4 18. fxe6 fxe6 19. Bh3 Kf7 20. Qg2 Bf6 21. Qg6+ Ke7
22. Bg4 Qe8 23. Bxh5 Rxh5 24. Qg3 Qc6 25. Bd4 Rf8 26. Qe3 Rf7 {Wahls,M (2285)
-Andruet,G (2395) Germany 1985 1/2-1/2 (57)}) ({RR} 12. Qd2 Nxd4 13. Bxd4 a6
14. O-O-O b5 15. Kb1 Bb7 16. f3 Nf6 17. Qg5 Rh5 18. Qg3 b4 19. Na4 Nd7 20. b3
g6 21. Bh3 O-O-O 22. c3 Bc6 23. cxb4 Bxa4 24. bxa4 Qb7 25. Rg2 Kb8 26. Rb2 Nb6
{Ibarra Jerez,J (2540)-Rios,C (2398) Barcelona 2012 1-0 (60)}) 12... Qd8 13.
Bg5 Nf6 14. Bf4 Ne5 15. Rxg7 Bxg7 16. Nxd6+ Kf8 17. Bxe5 Ne8 18. Bxg7+ Nxg7 19.
Qd4 Rxh4 20. O-O-O b6 21. Qe3 Qf6 22. e5 Qf4 23. Qxf4 Rxf4 24. Bg2 Rb8 25. Rh1
Ke7 26. Rh8 Rxf2 27. Bc6 Bd7 28. Rxb8 Bxc6 29. Nc8+ Kd7 30. Nxa7 Nf5 31. Rxb6
Nd4 32. Nxc6 Nxc6 33. a4 Nxe5 34. Rd6+ Ke7 35. a5 Nc4 36. a6 Kxd6 37. Ne4+ Kc6
38. Nxf2 Kb6 39. b3 Nd6 40. Kd2 Kxa6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "6"]
[White "di Berardino, Diego"]
[Black "Lima, Darcy Gustavo"]
[Result "0-1"]
[ECO "C28"]
[PlyCount "66"]
[EventDate "2008.??.??"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 Na5 5. Qf3 Nxc4 6. dxc4 d6 7. h3 Be6 8. b3
c6 9. Nge2 ({RR} 9. Bb2 Be7 10. O-O-O Qc7 11. Nge2 h5 12. Qe3 g5 13. Ng3 b6 14.
Nf5 Bxf5 15. exf5 O-O-O 16. Ne4 Nh7 17. Kb1 f6 18. g4 h4 19. Nc3 Nf8 20. Rd2
Nd7 21. Ba3 Nb8 22. Rhd1 Rd7 23. Rd3 d5 {Breest,A (1979)-Kulon,K (2320)
Dusseldorf GER 2023 0-1 (33)}) 9... a6 10. a4 b5 11. cxb5 $146 ({RR} 11. axb5
axb5 12. Rxa8 Qxa8 13. cxb5 cxb5 14. Qd3 b4 15. Qb5+ Bd7 16. Qxb4 d5 17. Qb6 d4
18. Nb5 Bb4+ 19. c3 O-O 20. cxb4 Qxe4 21. Nd6 Qxg2 22. Rg1 Qxh3 23. Nc4 Ng4 24.
Qd6 Bf5 25. Nxe5 Re8 {Wang,Y (2417)-Paravyan,D (2433) Moscow 2014 1/2-1/2 (32)}
) 11... axb5 12. Ng3 d5 13. exd5 Bxd5 14. Nxd5 Qxd5 15. Qxd5 Nxd5 16. a5 Bc5
17. Bb2 Bb4+ 18. Ke2 O-O 19. Kf3 f6 20. a6 Ra7 21. c3 Bxc3 22. Bxc3 Nxc3 23.
Rhc1 b4 24. Ne4 Rfa8 25. Nc5 Kf7 26. Ra5 Ke7 27. Rca1 Kd6 28. Ke3 Kc7 29. Kd3
Rd8+ 30. Kc2 Kb6 31. Nd3 c5 32. Nxc5 Nb5 33. Nb7 Na3+ 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "7"]
[White "Diamant, Andre"]
[Black "Oliveira, Silvio Eduardo"]
[Result "1-0"]
[ECO "B63"]
[PlyCount "73"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O Nxd4 9. Qxd4 O-O 10. f3 a6 11. h4 b5 12. Kb1 Bb7 13. Qd2 Qc7 14. Bd3 Rfd8
15. Qe1 Rac8 16. g4 b4 17. Ne2 a5 18. Nd4 Ra8 $146 ({RR} 18... e5 19. Nf5 d5
20. h5 dxe4 21. fxe4 h6 22. Bh4 a4 23. Bxf6 Bxf6 24. Qxb4 Bc6 25. Rhf1 Kh7 26.
Ka1 Rb8 27. Qc3 Qb6 28. Rb1 Bg5 29. b3 Rbc8 30. bxa4 Qa7 31. Qa3 Bd7 32. Rb3
Be6 33. Kb1 {Quesada Perez,Y (2596)-Delgado Ramirez,N (2572) Havana 2009 0-1 
(53)}) 19. Bc1 d5 20. e5 Nd7 21. f4 a4 22. g5 a3 23. b3 Nc5 24. g6 hxg6 25. h5
g5 26. f5 Ne4 27. Bxe4 dxe4 28. fxe6 Qxe5 29. exf7+ Kxf7 30. Rf1+ Kg8 31. Rf5
Qc7 32. Bxg5 Bxg5 33. Rxg5 Qc3 34. Qxc3 bxc3 35. Kc1 e3 36. h6 Rxd4 37. Rxd4
1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "7"]
[White "Fier, Alexandr"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B96"]
[PlyCount "57"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Bxf6
gxf6 9. Qd2 Nc6 10. O-O-O Bd7 11. Nb3 O-O-O 12. Be2 h5 13. Kb1 Kb8 14. Rhf1 Be7
15. Rf3 Rdg8 16. Bf1 Na5 17. Nxa5 $146 ({RR} 17. Qf2 Rc8 18. Rh3 Nxb3 19. axb3
Qc5 20. Qe2 h4 21. f5 Bd8 22. g4 Qe5 23. Rhd3 Be7 24. h3 Rc7 25. Qf2 Qc5 26.
Qd2 Rhc8 27. Rd4 b5 28. b4 Qe5 29. Qf2 Rh8 30. Ne2 Bc6 31. Bg2 Bb7 {Hossain,E 
(2485)-Ghaem Maghami,E (2610) Cebu 2007 1-0 (40)}) ({RR} 17. Qf2 Nxb3 18. axb3
Rc8 19. f5 Qc5 20. Qe1 Qe5 21. g3 h4 22. gxh4 Qxh2 23. Rh3 Qe5 24. Bd3 Bc6 25.
Qf2 Qc5 26. Qxc5 dxc5 27. fxe6 fxe6 28. Bc4 Rcd8 29. Rxd8+ Bxd8 30. Bxe6 f5 31.
exf5 Rxh4 {Caruana,F (2791)-Svidler,P (2694) Riga LAT 2021 1/2-1/2 (49)}) ({RR
} 17. Nd5 Nxb3 18. Rxb3 exd5 19. Bxa6 b6 20. Rc3 Qa7 21. Ra3 dxe4 22. Bc4 Qb7
23. Ba6 Qc7 24. Rc3 Qa7 25. Qe2 Bg4 26. Qb5 Bd7 27. Qe2 Bg4 28. Qb5 Bd7 29. Qe2
{1/2-1/2 (29) Hautot,S (2336)-Ringoir,T (2229) Liege 2008}) 17... Qxa5 18. Rd3
Bc6 19. f5 h4 20. Qe3 Qe5 21. Qh3 Rg5 22. g4 Rgg8 23. Bg2 Bd7 24. Bf3 Rc8 25.
Qg2 Rc7 26. Qf2 Qc5 27. Qxc5 Rxc5 28. R3d2 Bb5 29. Nxb5 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "7"]
[White "Lima, Darcy Gustavo"]
[Black "Gattass, Allan"]
[Result "1-0"]
[ECO "A20"]
[PlyCount "89"]
[EventDate "2008.??.??"]

1. g3 e5 2. Bg2 Nf6 3. c4 Nc6 4. Nf3 d5 5. cxd5 Nxd5 6. O-O Be6 7. d4 exd4 8.
Nxd4 Nxd4 9. Qxd4 Nb4 ({RR} 9... c6 10. Nc3 Qf6 11. Qa4 Nb6 12. Qc2 Bb4 13. Ne4
Qg6 14. Be3 O-O 15. Bc5 Bxc5 16. Qxc5 Bd5 17. Nc3 Bxg2 18. Kxg2 Qc2 19. Rab1
Na4 20. Nxa4 Qxa4 21. a3 Qe4+ 22. Kg1 Qxe2 23. Rfe1 Qd3 24. Rbd1 {Tabatabaei,M
(2685)-Cherniaiev,T (2278) chess.com INT 2023 1/2-1/2 (89)}) 10. Qe5 ({RR} 10.
Qc3 Nxa2 11. Rxa2 Bxa2 12. Na3 Bxa3 13. Qxg7 Rf8 14. bxa3 Qd6 15. Bxb7 Rb8 16.
Bf3 Rb1 17. Qxh7 Qe5 18. Bf4 Rxf1+ 19. Kxf1 Qa1+ 20. Kg2 Qf6 21. Qc2 Be6 22.
Qxc7 Rh8 23. Bc6+ {1-0 (23) Jovic,S (2075)-Pogorelskikh,S (2153) chess.com INT
2023}) 10... c6 11. Nc3 Qd6 12. Qh5 $146 ({RR} 12. Qg5 h6 13. Qh5 Qc5 14. Qf3
Nc2 15. Rb1 Rd8 16. Qe4 Nd4 17. Be3 Qc4 18. Rfd1 Bc5 19. Rbc1 O-O 20. Kh1 Bb6
21. b3 Qb4 22. Na4 c5 23. Bxd4 Rxd4 24. Rxd4 cxd4 25. Nxb6 axb6 26. e3 Qd2 {
Sadovsky,A (2125)-Shkalov,O (2223) Pushchino 2013 0-1 (44)}) 12... Qc5 13. Qh4
Be7 14. Ne4 Qe5 15. Bg5 Qc7 16. Rfd1 Rd8 17. Bxe7 Qxe7 18. Rxd8+ Qxd8 19. Ng5
Nc2 20. Rf1 Nd4 21. e3 h6 22. Nxe6 Nxe6 23. Qa4 Qb6 24. Qa3 Qc5 25. Qxc5 Nxc5
26. b4 Ne6 27. b5 cxb5 28. Bxb7 Kd7 29. Rb1 Nc7 30. Rd1+ Ke7 31. Rc1 Kd6 32.
Rd1+ Ke7 33. Rc1 Kd6 34. e4 Rb8 35. e5+ Kd7 36. Bc6+ Ke7 37. f4 a5 38. Kf2 Ne6
39. Rd1 Rc8 40. Rd7+ Kf8 41. Bxb5 Rc2+ 42. Ke3 Rxa2 43. f5 Ra3+ 44. Kd2 Nc5 45.
Rd8+ 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "7"]
[White "Mekhitarian, Krikor"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "75"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Nf6 9. Qe2 Be7 10. b3 O-O 11. Bb2 Bb7 12. Rad1 Qc7 13. Na4 Rfe8 14. e5 Nd7
15. c4 g6 16. f4 Nc5 17. Nxc5 Bxc5+ 18. Kh1 a5 19. Rf3 $146 ({RR} 19. f5 exf5
20. Bxf5 dxc4 21. Qxc4 Ba6 22. Qxc5 Bxf1 23. Rd7 Qb8 24. e6 fxe6 25. Rg7+ Kh8
26. Re7+ {1-0 (26) Fedoseev,V (2688)-Arabidze,M (2421) chess.com INT 2022})
19... a4 20. Rh3 axb3 21. axb3 Bf8 22. cxd5 cxd5 23. Bd4 Qe7 24. Qf2 Ba6 25.
Bb1 Reb8 26. g4 Rb4 27. f5 Qg5 28. Rg1 Bb7 29. Rf3 Bh6 30. h4 Qd2 31. Qxd2 Bxd2
32. Rd3 Be3 33. Bxe3 d4+ 34. Kh2 dxe3 35. fxe6 fxe6 36. Rxe3 Rf8 37. Kh3 Bd5
38. Bc2 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "7"]
[White "Milos Jr, Gilberto"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "83"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Bb3 a6 8. f4
Qc7 9. Be3 Be7 10. O-O O-O 11. Qf3 Na5 12. g4 Nxb3 13. axb3 e5 14. Nf5 Bxf5 15.
exf5 Qc6 $146 ({RR} 15... e4 16. Qe2 Qc6 17. Rad1 Rfe8 18. g5 Nd7 19. Nd5 Bd8
20. Qf2 f6 21. Qg2 Kh8 22. Kh1 Rf8 23. c4 fxg5 24. fxg5 Nc5 25. g6 Kg8 26. Qh3
h6 27. Bxh6 gxh6 28. Qxh6 Qd7 29. g7 Qxg7 30. Rg1 {Brikov,I (2330)-Zolkin,A
Tula 2002 1-0 (37)}) 16. g5 Qxf3 17. Rxf3 Ng4 18. Nd5 Bd8 19. Bd2 exf4 20. Bxf4
Re8 21. Bxd6 Re2 22. h3 Ne5 23. Rf2 Rxf2 24. Kxf2 Nc6 25. f6 h6 26. h4 Nd4 27.
Re1 Kh7 28. Re4 Ne6 29. Kg2 gxf6 30. gxf6 h5 31. Rxe6 fxe6 32. f7 Ba5 33. Nf4
Bd2 34. Nxe6 Bh6 35. f8=Q Bxf8 36. Nxf8+ Kg8 37. Ne6 Rc8 38. c4 Kf7 39. Ng5+
Kg6 40. Kf3 Rc6 41. c5 b6 42. b4 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "7"]
[White "Vescovi, Giovanni"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "D12"]
[PlyCount "121"]
[EventDate "2008.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 Nbd7 8. O-O
Bd6 9. g3 O-O 10. b3 ({RR} 10. Nxg6 hxg6 11. b3 Qe7 12. Bf3 Rac8 13. Bg2 Rfd8
14. Bd2 Bb4 15. a3 Bxa3 16. c5 Bb2 17. Rxa7 Nxc5 18. Nb1 Na6 19. Qc2 Ba3 20.
Nxa3 Qxa3 21. b4 b5 22. Rb1 Ne4 23. Bxe4 dxe4 24. h4 e5 {Gelfand,B (2736)
-Kramnik,V (2785) Moscow 2007 1/2-1/2 (31)}) ({RR} 10. Nxg6 hxg6 11. Qc2 Qe7
12. Rd1 dxc4 13. Bxc4 Rac8 14. Bf1 e5 15. Bg2 Rfe8 16. a3 a6 17. b4 exd4 18.
exd4 Nb6 19. Bg5 Qd7 20. Bxf6 gxf6 21. Ne4 Kg7 22. Nc5 Qc7 23. Qb3 Rcd8 24. h4
Rh8 {Esipenko,A (2723)-Sjugirov,S (2696) chess.com INT 2022 1-0 (51)}) 10...
Qe7 11. Bb2 $146 ({RR} 11. Nxg6 hxg6 12. Bb2 Ba3 13. Qc1 Bxb2 14. Qxb2 Rad8 15.
Rfd1 a6 16. Bf1 b5 17. Rac1 Rb8 18. cxd5 cxd5 19. Ne2 Rbc8 20. Nf4 Ne4 21. Rxc8
Rxc8 22. Rc1 Qd8 23. a4 Rxc1 24. Qxc1 Qb6 25. axb5 axb5 {Webersberger,J (2368)
-Sandhoefner,F (2243) Austria 2011 1/2-1/2 (33)}) ({RR} 11. Nxg6 hxg6 12. Bb2
Rfe8 13. Bf3 Rad8 14. Qc2 g5 15. Rad1 g4 16. Bg2 Bb4 17. Ne2 Nh7 18. Nf4 Ng5
19. Qe2 f5 20. h3 gxh3 21. Nxh3 Nxh3+ 22. Bxh3 Nf6 23. Kg2 Bd6 24. Rh1 Kf7 25.
Rdg1 g5 {Kveinys,A (2533)-Gundavaa,B (2458) Dresden 2008 1/2-1/2 (51)}) 11...
Ba3 12. Qc1 Bxb2 13. Qxb2 Ne4 14. b4 Nxc3 15. Qxc3 dxc4 16. Nxg6 hxg6 17. Qxc4
e5 18. Rfd1 Rad8 19. b5 exd4 20. Qxd4 Nc5 21. Qg4 cxb5 22. Bxb5 b6 23. Bc4 Qf6
24. Rac1 Qf5 25. Qf4 Qxf4 26. gxf4 Rxd1+ 27. Rxd1 Rc8 28. Rd5 Kf8 29. h4 Ke7
30. h5 gxh5 31. Rxh5 Ne6 32. Bb3 Rc1+ 33. Kg2 Nc5 34. Bd5 Rd1 35. Kf3 Rd2 36.
e4 Rd3+ 37. Ke2 Ra3 38. Kd2 Ne6 39. Rh4 a5 40. Bc4 Ra4 41. Kc3 b5 42. Bxb5 Rxe4
43. Bd3 Rxf4 44. Rxf4 Nxf4 45. Bf1 Kd6 46. Kc4 Kc6 47. Kd4 Kd6 48. Kc4 Nd5 49.
Kb5 Nc3+ 50. Kxa5 Nxa2 51. Bc4 Nc3 52. Bxf7 Kc5 53. f4 Nd5 54. f5 Ne7 55. Be6
Kd6 56. Kb4 Ke5 57. Kc3 Nxf5 58. Bd7 Kf4 59. Kd2 g5 60. Ke2 g4 61. Bxf5 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "8"]
[White "Barreto Filho, Carlos A"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "164"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Nf6 9. Qf3 Be7 10. e5 Nd7 11. Qg3 g6 12. Bh6 Rb8 13. b3 a5 14. Na4 Nb6 15.
Nxb6 Rxb6 16. Rfe1 Bf8 17. Bg5 Be7 18. Bh6 Rb7 19. Re3 Qb6 20. Rf3 Qd4 21. Rd1
Rg8 22. Bd2 a4 23. Rf4 Qxe5 24. Rxa4 Qxg3 25. hxg3 f6 26. Ra8 Kd7 27. Ba5 Bc5
28. a4 Ra7 29. Rxa7+ Bxa7 30. c4 Bb7 31. b4 Ra8 32. cxd5 exd5 33. Kf1 Bb8 34.
Ke2 Ba6 35. b5 Bb7 36. bxc6+ Bxc6 37. Bc3 Rxa4 38. Bxf6 Ba7 39. Ra1 Rxa1 40.
Bxa1 d4 41. f3 Kd6 42. Bc4 Bd7 43. g4 g5 44. Bb2 h6 45. g3 Bc5 46. Bc1 Bb4 47.
Kd3 Bc5 48. f4 Bxg4 49. fxg5 Bf5+ 50. Ke2 h5 51. Bf4+ Ke7 52. Bd3 Bg4+ 53. Kf2
$146 Bd6 54. Bd2 Be5 55. Bc4 Kf8 56. Bd5 Kg7 57. Be4 Be6 58. Kf3 Bf7 59. Bf4
Bxf4 60. gxf4 Bc4 61. f5 d3 62. Ke3 h4 63. Bg2 Kf7 64. Bh3 Ke7 65. Bg4 Kf7 66.
Bh3 Bb5 67. Bg4 Ke7 68. f6+ Kf7 69. Bh5+ Ke6 70. Bg4+ Kf7 71. Bh5+ Ke6 72. Bg4+
Kf7 73. Kf4 Bc4 74. Bh5+ Ke6 75. Kg4 d2 76. Kxh4 Bb3 77. Bg4+ Kf7 78. Kh5 d1=Q
79. Bxd1 Bxd1+ 80. Kh6 Bb3 81. Kh5 Bc2 82. Kh6 Bg6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "8"]
[White "Bittencourt, Jorge"]
[Black "Diamant, Andre"]
[Result "1/2-1/2"]
[ECO "B47"]
[PlyCount "24"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 d6 8. O-O
Bd7 9. Re1 Be7 10. Nxc6 Bxc6 11. Qg4 ({RR} 11. Qd4 Nf6 12. Nd5 Bxd5 13. exd5 e5
14. Qb4 O-O 15. Be3 Nd7 16. a4 Rac8 17. a5 h6 18. c3 Bg5 19. Bxg5 hxg5 20. Qg4
Qd8 21. Rec1 Rc7 22. b4 f5 23. Qd1 e4 24. c4 Ne5 25. Qb3 Qf6 {Hovhannisyan,R 
(2610)-Mozharov,M (2514) Moscow 2012 1/2-1/2 (59)}) ({RR} 11. Ne2 e5 12. c4 Nf6
13. Nc3 O-O 14. b3 b5 15. Nd5 Bxd5 16. cxd5 Bd8 17. a4 bxa4 18. Rxa4 Nd7 19.
Rc4 Qb7 20. Ba3 Be7 21. Qc2 Nc5 22. b4 Nd7 23. Rc7 Qb5 24. Qc6 Qxc6 25. dxc6
Nb6 {Alinasab,M (2317)-Eizaguerri Floris,M (2247) lichess.org INT 2021 1-0 (37)
}) 11... g6 12. a4 $146 ({RR} 12. h4 Nf6 13. Qe2 h5 14. Bg5 O-O 15. Rad1 Rad8
16. Qd2 Rfe8 17. f3 Nh7 18. Bxe7 Rxe7 19. Qd4 e5 20. Qe3 Nf6 21. Qg5 Kg7 22.
Rd3 b5 23. a3 a5 24. Nd1 Ree8 25. Qd2 d5 26. exd5 Bxd5 {Janosevic,D-Reshevsky,
S Skopje 1970 0-1 (44)}) 12... Nf6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "8"]
[White "Gattass, Allan"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "B53"]
[PlyCount "76"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8.
Bg5 e6 9. O-O-O Be7 10. Kb1 O-O 11. Qd3 ({RR} 11. h4 Qc7 12. Qd3 b5 13. Nd4 b4
14. Ncb5 Bxb5 15. Nxb5 Qc5 16. Be3 Qc6 17. Bg5 Nxe4 18. Bxe7 Nxf2 19. Qf3 Qxf3
20. gxf3 Rfc8 21. Rhg1 Nxd1 22. Bf6 g6 23. Rxd1 Rc4 24. Nxd6 Rf4 25. Ne4 Rxf3 {
Zvjaginsev,V (2659)-Najer,E (2643) Taganrog 2011 1/2-1/2 (46)}) 11... Qa5 ({RR
} 11... Rc8 12. Rhe1 Qb6 13. Nd4 Rfe8 14. Be3 Qa5 15. Nb3 Qc7 16. f3 d5 17.
exd5 Nxd5 18. Nxd5 Bxd5 19. Bd4 a6 20. Be5 Qc4 21. Qxc4 Rxc4 22. Bc3 b5 23. Nd2
Rc6 24. Nf1 b4 25. Be5 Bc4 26. Ne3 {Ceschia,I (2160)-Erdenebayar,M (1848)
Grado ITA 2023 1-0 (64)}) 12. Bd2 Qc7 13. Nd4 Rfd8 $146 ({RR} 13... d5 14. exd5
Bxd5 15. Qh3 Rad8 16. Bg5 Ne4 17. Nxe4 Bxe4 18. Bxe7 Qxe7 19. Qe3 Bg6 20. h4
Qc5 21. g4 h5 22. f4 hxg4 23. h5 Bxh5 24. f5 e5 25. Qg5 Rxd4 26. Rxd4 Qxd4 27.
f6 Bg6 28. Qh4 {Luetke,J (2350)-Balduan,M (2310) Germany 2009 1-0}) 14. f4 a6
15. Rde1 Rac8 16. Bc1 b5 17. Re2 Bb7 18. Nd1 b4 19. Nf2 a5 20. g4 d5 21. e5 Ne4
22. Be3 Bc5 23. Qb5 Bf8 24. Ree1 Nc5 25. Qe2 Ba6 26. Qf3 a4 27. Bc1 b3 28. cxb3
axb3 29. a3 Na4 30. Qxb3 Qa5 31. Rd1 Nc3+ 32. Ka1 Nxd1 33. Rxd1 Rc4 34. Be3
Bxa3 35. Kb1 Rb4 36. Bd2 Rxb3 37. Bxa5 Rxb2+ 38. Ka1 Ra8 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "8"]
[White "Leitao, Rafael"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "D44"]
[PlyCount "39"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5
9. Nxg5 hxg5 10. Bxg5 Be7 11. exf6 Bxf6 12. Bxf6 Qxf6 13. g3 Na6 14. Bg2 Bb7
15. Nxb5 O-O-O 16. Qa4 cxb5 17. Bxb7+ Kxb7 18. Qxb5+ Ka8 19. Qc6+ Kb8 20. Qb5+
1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "8"]
[White "Milos Jr, Gilberto"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "C10"]
[PlyCount "122"]
[EventDate "2008.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 c5 (
{RR} 7... a6 8. Bg5 h6 9. Bh4 c5 10. Bb3 b5 11. c3 Bb7 12. O-O Be7 13. dxc5
Qxd1 14. Rfxd1 Bxc5 15. Ne5 g5 16. Bg3 O-O 17. Nd3 Be7 18. Be5 Rfc8 19. Bd4 Nd7
20. f3 Bf6 21. Bxf6 Nxf6 22. a4 {Ivanchuk,V (2731)-Anand,V (2770) Moscow 2001
1/2-1/2 (43)}) 8. Be3 ({RR} 8. c3 cxd4 9. cxd4 Bb4+ 10. Bd2 Qa5 11. O-O Bxd2
12. Nxd2 O-O 13. Re1 Rd8 14. Nb3 Qb4 15. Rc1 a5 16. a3 Qb6 17. a4 Bd7 18. Nc5
Bc6 19. b3 Rd6 20. Rc3 Rad8 21. Rd3 Qb4 22. Re5 Nd7 {Bortnyk,M (2442)-Fajdetic,
H (2151) chess.com INT 2023 1-0 (50)}) 8... Ng4 $146 ({RR} 8... cxd4 9. Bxd4
Qc7 10. Qe2 Bc5 11. Be5 Bb4+ 12. c3 Bd6 13. Bb5+ Bd7 14. O-O-O Bxe5 15. Nxe5
O-O-O 16. Bc4 Be8 17. Rxd8+ Qxd8 18. Rd1 Qc7 19. Qe3 a6 20. Rd4 Kb8 21. f4 Nd7
22. Qd2 Nb6 23. Bb3 {Milos,G (2603)-Vitiugov,N (2694) Khanty-Mansiysk 2009 1-0
(56)}) ({RR} 8... cxd4 9. Qxd4 Qxd4 10. Bxd4 Be7 11. O-O O-O 12. Rad1 b6 13.
Rfe1 Bb7 14. h3 Bxf3 15. gxf3 Rac8 16. Bb3 Rfd8 17. Bc3 h6 18. Kg2 Kf8 19. a3
g5 20. Rd2 Rxd2 21. Bxd2 Rd8 22. Bc3 Nd5 23. Bxd5 {Qin,O (1375)-Archer,S (1417)
Auckland 2017 1/2-1/2 (31)}) 9. Bg5 Qa5+ 10. c3 h6 11. Bh4 Be7 12. Bxe7 Kxe7
13. O-O Rd8 14. Re1 cxd4 15. Nxd4 Nf6 16. Qf3 Kf8 17. Bb3 Qb6 18. Re3 a5 19. a4
Bd7 20. Rae1 Rac8 21. Re5 Kg8 22. Qg3 Rc5 23. h3 Rxe5 24. Qxe5 Bc6 25. Qe3 Be4
26. Re2 e5 27. Nb5 Qxe3 28. fxe3 Bd3 29. Rd2 Rd7 30. Rd1 Bxb5 31. axb5 Rxd1+
32. Bxd1 b6 33. Bb3 Kf8 34. Kf2 Ne4+ 35. Ke2 Nd6 36. c4 Nb7 37. Bc2 Nc5 38. Kf3
Ke7 39. h4 g6 40. g4 Kd6 41. Be4 Na4 42. b3 Nc5 43. Bc2 g5 44. hxg5 hxg5 45.
Ke2 e4 46. Kd2 Ke5 47. Ke2 Nd7 48. Kf2 Nf6 49. Bd1 Kd6 50. Ke1 Kc5 51. Kd2 Kb4
52. Kc2 Nd7 53. Kd2 Ne5 54. Bc2 Nxg4 55. Bxe4 Ne5 56. Bd5 f6 57. Be6 g4 58. e4
g3 59. Ke2 Nd3 60. Kf1 Nc5 61. Bd5 Kxb3 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "8"]
[White "Oliveira, Silvio Eduardo"]
[Black "Lima, Darcy Gustavo"]
[Result "1/2-1/2"]
[ECO "C11"]
[PlyCount "141"]
[EventDate "2008.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Ne4 5. Nxe4 dxe4 6. Bc4 c5 7. d5 Nd7 8. dxe6
fxe6 9. Bxe6 Qe7 10. Bxd7+ Bxd7 11. Qh5+ g6 12. Qg5 Qe6 13. Ne2 Bg7 14. Be3 b6
15. Nf4 Qxe5 16. Qxe5+ Bxe5 17. O-O-O Rf8 18. g3 Bg4 19. Rd5 Rf5 20. Rd2 Rd8
21. Rxd8+ Kxd8 22. Re1 Kd7 23. h4 Bg7 24. Ne2 Kc6 25. Nc3 Bf3 26. Bf4 Rf6 27.
Nb1 Rf7 28. c3 Bf6 29. Bh6 Be7 30. Nd2 Bd6 31. Nxf3 Rxf3 32. Be3 c4 33. Kd2 Rf5
34. Kc2 Ra5 $146 35. Bc1 Rf5 36. Be3 Bc5 37. Bxc5 Rxc5 38. Re2 Rf5 39. Kd1 Rf3
40. Kd2 Kd5 41. Ke1 Ke5 42. Rd2 e3 43. fxe3 Rxg3 44. Rd7 Ke4 45. Rxh7 Kxe3 46.
Kd1 Rg4 47. Rg7 ({RR} 47. Kc2 b5 48. Rxa7 {1/2-1/2 (45) Oliveira,S (2345)-Lima,
D (2488) Porto Alegre 2008}) 47... b5 48. Rxa7 Rxh4 49. Rb7 Rh5 50. Rb6 Rd5+
51. Kc2 g5 52. b3 Rd2+ 53. Kc1 Rg2 54. bxc4 bxc4 55. Rg6 g4 56. a4 Kd3 57. a5
Kxc3 58. Kb1 Rb2+ 59. Kc1 Ra2 60. Kb1 Rxa5 61. Rxg4 Kb3 62. Rg3+ c3 63. Rg2 Ra3
64. Rh2 Ra8 65. Rb2+ Kc4 66. Rb7 Rd8 67. Kc2 Rd2+ 68. Kc1 Ra2 69. Rc7+ Kb3 70.
Rb7+ Kc4 71. Rc7+ 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "9"]
[White "Diamant, Andre"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "37"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4
O-O 9. a4 Nc6 10. Be3 Qc7 11. Kh1 Re8 12. Bf3 Rb8 13. Qd2 Bd7 14. Nb3 b6 15. g4
Bc8 16. g5 Nd7 17. Bg2 Bf8 18. Rf3 ({RR} 18. Rad1 b5 19. axb5 axb5 20. Qd3 Qb7
21. Ne2 b4 22. Ng3 Qc7 23. Ra1 Bb7 24. h4 Red8 25. h5 Nc5 26. Nxc5 dxc5 27. Qc4
Nd4 28. Ne2 Nxe2 29. Qxe2 Bc6 30. Rfd1 Qb7 31. e5 Rxd1+ 32. Rxd1 c4 {Wang,H 
(2684)-Kobalia,M (2627) Dagomys 2008 1-0 (49)}) 18... g6 ({RR} 18... Bb7 19.
Qf2 g6 20. Rh3 Bg7 21. Rf1 f5 22. gxf6 Bxf6 23. Qg3 Bg7 24. Qh4 Nf8 25. Rg3 Ne7
26. Bd4 Qc4 27. Bxg7 Kxg7 28. Rd1 Qc7 29. Nd4 Nc6 30. Nf3 Qd8 31. Qg4 Qe7 32.
Nh4 Nb4 33. f5 {Sadikhov,U (2160)-Serban,V (2280) Pardubice 2012 1-0 (37)}) 19.
Rh3 $146 ({RR} 19. Qf2 Nb4 20. Rf1 f5 21. gxf6 Nxf6 22. Bd4 Bg7 23. e5 Ng4 24.
Qh4 Nh6 25. exd6 Qd8 26. Qf2 Nf5 27. Bxg7 Kxg7 28. Rd1 Bb7 29. Rh3 Qf6 30. Bxb7
Rxb7 31. Ne4 Qxb2 32. d7 Rd8 33. Ng5 Kg8 {Palac,M (2495)-Cvitan,O (2585) Pula
1994 1-0 (40)}) 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "9"]
[White "Fier, Alexandr"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "65"]
[EventDate "2008.??.??"]

1. e4 {Lukacs,P} c6 2. d4 d5 3. e5 Bf5 4. Be3 e6 5. Nd2 Nd7 6. Nb3 ({RR} 6. f4
Qc7 ({RR} 6... a6 7. Ngf3 h6 8. Be2 Ne7 9. O-O Bg4 10. h3 Nf5 11. Bf2 Bxf3 12.
Nxf3 c5 13. c3 cxd4 14. cxd4) ({RR} 6... h5 7. Ngf3 ({RR} 7. Be2 Qb6 8. Qc1 Nh6
9. Ngf3 Be7 10. h3 h4 11. Bf2 Qd8 12. O-O Bg6 13. b4) 7... Nh6 8. Be2 ({RR} 8.
g3) 8... Be7 9. Nb3 Rc8 10. Qd2 ({RR} 10. O-O Ng4 11. Bd2) 10... Be4 11. O-O ({
RR} 11. O-O-O b6 ({RR} 11... Nf5 12. Bf2) 12. Kb1 c5 13. dxc5 ({RR} 13. Ba6 Rc7
) 13... bxc5 14. Ng5 Bxg5 ({RR} 14... c4 15. Nxe4 ({RR} 15. Nd4 c3) 15... cxb3
16. Nc3 bxc2+ ({RR} 16... bxa2+ 17. Nxa2 Nf5) 17. Qxc2 Nf5 18. Bf2 Bb4) 15.
fxg5 Ng4 16. Bb5 O-O 17. Bxd7 Qxd7 18. Nxc5 Qb5) 11... Nf5 12. Bf2) ({RR} 6...
f6 7. Ngf3 Nh6 ({RR} 7... fxe5 8. fxe5 Nh6 9. c4 Be7 10. Bxh6 gxh6 11. Qb3 Qb6
12. c5 Qxb3 13. axb3 O-O 14. b4 a6 15. Be2) 8. h3 ({RR} 8. exf6 Qxf6 9. h3 Qg6
10. g4 Bxc2 11. Qe2 Be7 12. Rc1 O-O 13. Qg2 ({RR} 13. f5 exf5 14. Bxh6 Qxh6)
13... Ba4)) ({RR} 6... Ne7 7. c3 {RR} Bg6 ({RR} 7... h5 8. Ngf3 Bg4 9. Be2 Nf5
10. Bf2 Be7 11. O-O Nf8 12. h3 Bxf3 13. Nxf3 h4 14. Bd3 g6 15. b4 Nd7 16. a4)
8. Be2 h5 9. Ngf3 Nf5 10. Bf2) ({RR} 6... c5 7. Ngf3 Qb6 8. Be2 ({RR} 8. Rb1) (
{RR} 8. Qc1 Ne7 9. dxc5 ({RR} 9. Be2 Nc6 10. c3 cxd4 11. Nxd4 Nxd4 12. Bxd4 Bc5
13. Nb3 Bxd4 14. Nxd4 O-O 15. O-O Nc5 16. Kh1) 9... Nxc5 10. Nd4 a6 ({RR} 10...
Nc6 11. Nxf5 exf5 12. Nf3) 11. Be2) 8... Nh6 ({RR} 8... Qxb2 9. c4)) 7. Be2
O-O-O 8. Ngf3 f6 ({RR} 8... Nh6 9. h3 Bg6 10. g4) ({RR} 8... h5 9. Nh4) 9. Nh4
Ne7 10. Nxf5 ({RR} 10. c4 g5 11. exf6 gxh4 12. fxe7 Bxe7 13. c5 Rhg8) ({RR} 10.
O-O g5 11. fxg5 ({RR} 11. exf6 gxh4 12. fxe7 Bxe7) 11... fxe5) 10... Nxf5 11.
Bf2 fxe5 ({RR} 11... g5 12. g4 Nh4 13. Bxh4 gxh4) 12. fxe5 Be7 13. O-O g5 ({RR
} 13... c5 14. c3 Kb8 15. a4) 14. c4) 6... Be7 ({RR} 6... Ne7 7. f4 a5 ({RR} 
7... h5 8. Nf3 Rc8 ({RR} 8... h4) 9. Bf2 Ng6 10. g3 Be7 11. Bd3 Bxd3 12. Qxd3
c5 13. dxc5 Bxc5 14. Bxc5 Nxc5 15. Nxc5 Qa5+ 16. c3 Qxc5 17. O-O-O) 8. a4 ({RR
} 8. Nf3 a4) ({RR} 8. c3 a4 9. Nc5 ({RR} 9. Nc1 Be4 10. Nf3 Nf5 11. Bf2 Qb6)
9... Nxc5 10. dxc5 Be4 11. Nf3 Nf5 12. Bf2 Qa5) 8... Qb6 9. Nf3 Be4 ({RR} 9...
Bg4 10. Be2 Nf5 11. Bf2 Bb4+ 12. c3 Be7 13. O-O O-O 14. Rb1 Rfd8 15. Nbd2 c5
16. h3 Bxf3 17. Nxf3 cxd4 18. cxd4 Bf8 19. Bd3 Rac8 20. g4) 10. Be2 Nf5 11. Bf2
Bb4+ 12. c3 Be7 13. O-O Bxf3 ({RR} 13... O-O 14. Nfd2) 14. Bxf3 c5 15. dxc5
Nxc5 16. Nd4 Nxd4 ({RR} 16... Qxb2 17. Rb1 Qxc3 18. Nb5) 17. Bxd4 O-O ({RR} 
17... Qxb2 18. f5 ({RR} 18. Be2 O-O 19. Rb1 Qa2 20. Bb5) 18... Qb3 19. Qe2) 18.
f5 exf5 ({RR} 18... Kh8 19. Rf2) 19. Bxd5 Rad8 20. c4 g6 21. g4 {Socko,B (2570)
-Dautov,R (2623) Germany 2004 CBM 105 [Lukacs,P] 1-0 (55)} ({RR} 21. Qf3) {RR}
21... Qb4 22. Kg2) ({RR} 6... Qb6 7. f4 a5 ({RR} 7... h5 8. Nf3 h4 9. Be2 Be7
10. O-O Nh6 11. c4 ({RR} 11. h3 Be4) 11... Ng4 12. Qc1 a5 13. c5 Qc7 14. Qc3
Nxe3 15. Qxe3 b6) 8. a4 Bb4+ 9. c3 Be7 10. Nf3 h5 11. Be2 Nh6 12. h3 Be4 13.
O-O Nf5 14. Bf2 Bxf3 15. Bxf3 Bh4 16. Bxh4 Nxh4 17. Be2 Nf5 18. Rf3 h4) ({RR} 
6... Nb6 7. Nf3 Nc4 8. Bxc4 ({RR} 8. Rb1 Bb4+ 9. Nbd2 Ne7 10. Bd3 O-O 11. O-O
Nxe3 12. fxe3 c5 13. Bxf5 Nxf5 14. Qe2 cxd4 15. exd4 Be7 16. c3 Rb8 17. a3)
8... dxc4 9. Nbd2 Qd5 10. O-O) ({RR} 6... a6 7. f4 Rc8 8. Nf3 c5 9. dxc5 Nxc5
10. c3 Na4 11. Qd2 Ne7 12. Be2 Nb6 13. Na5 Qc7 14. O-O Bg4 15. Nd4 Bxe2 16.
Qxe2 Nc4 17. Nxc4 Qxc4 18. Qf2) ({RR} 6... Bg6 7. f4 Nh6 8. Be2 Be7 9. Nf3 Nf5
10. Bf2 Nh4 11. Nxh4 Bxh4 12. O-O ({RR} 12. Bxh4 Qxh4+ 13. g3 Qe7 14. Qd2 Rc8)
12... Be7 13. g4 h5 ({RR} 13... f6 14. exf6 Nxf6 15. Bh4 O-O 16. Nc5 Bxc5 17.
dxc5 Qa5 18. f5 exf5 19. gxf5 Be8 20. Qd4 Bd7 ({RR} 20... b6 21. b4 Qa4 ({RR} 
21... bxc5 22. Qxf6) 22. Bd3 bxc5 ({RR} 22... b5 23. Kh1 Bh5 24. Rf2 a5 25. Rg1
Kh8 26. Rxg7) 23. Qxc5 a5 24. a3 axb4 25. axb4 Qxa1 26. Rxa1 Rxa1+ 27. Kg2 Bd7
28. b5) 21. b4)) ({RR} 6... Rc8 7. Ne2 Ne7 8. h3 h5 9. Nf4 h4 10. Be2 Ng6 11.
Nh5 a6 12. Qd2 c5 13. Nxc5 Nxc5 14. dxc5 Nxe5 15. Bd4 Nd7 16. Bxg7 Rxh5 17.
Bxf8 Rg5 18. Bd6 Nxc5 19. Bxc5 Rxc5 20. c3 Rxg2 21. Qd4 {Weis,O (1955)-Kubicka,
A (2171) Celje 2016 0-1 (73)}) 7. Be2 f6 $146 ({RR} 7... Qc7 8. Nf3 f6 9. exf6
Bxf6 10. c4 Ne7 11. Qd2 O-O 12. O-O Rad8 13. Rac1 e5 14. dxe5 Nxe5 15. Nxe5
Bxe5 16. f4 dxc4 17. Bxc4+ Kh8 18. Qf2 Bd6 19. Bxa7 b5 20. Bb6 Qd7 21. Bxd8
bxc4 22. Bxe7 {Deglmann,L (2329)-Ruprich,U (2043) Gerlingen 2007 1-0}) 8. Nf3
fxe5 9. Nxe5 Nxe5 10. dxe5 Qc7 11. O-O O-O-O 12. Nd4 Qxe5 13. Nxf5 Qxf5 14.
Bxa7 Nf6 15. a4 Kd7 16. c4 Bd6 17. cxd5 exd5 18. Re1 Rhe8 19. Qb3 Kc8 20. a5
Rd7 21. Bf3 Rxe1+ 22. Rxe1 Qf4 23. g3 Qb4 24. Qc3 Qxc3 25. bxc3 Re7 26. Rd1 Be5
27. Bc5 Re8 28. Rc1 Nd7 29. Be3 Kc7 30. c4 d4 31. Bd2 Bd6 32. Kg2 Nc5 33. Rb1
1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "9"]
[White "Lima, Darcy Gustavo"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "B91"]
[PlyCount "99"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Nbd7 8. a4
b6 9. Bg2 Bb7 10. O-O Be7 11. Re1 Rc8 12. Nd2 Rc5 13. Nf1 Qa8 14. Ne3 Nxe4 15.
Nf5 Nxc3 16. Bxb7 Qxb7 17. bxc3 g6 18. Nxe7 Kxe7 19. Ba3 Rhc8 20. Bxc5 Rxc5 21.
Qd2 Qc6 22. Re3 f5 $146 ({RR} 22... Nf6 23. Rd1 Rc4 24. Rd3 Ne4 25. Qe3 Rxc3
26. Rxc3 Nxc3 27. Rd3 Ne4 28. Rb3 Nc3 29. Rb4 a5 30. Rh4 h5 31. Qg5+ Ke8 32.
Qe3 Nxa4 33. g4 Qxc2 34. gxh5 gxh5 35. Qg5 Nc3 36. Rxh5 Ne2+ 37. Kf1 {Popovic,
P (2550)-King,D (2495) Palma de Mallorca 1989 0-1 (37)}) 23. f3 Nf6 24. Rd1 Rd5
25. Rd3 Rxd3 26. Qxd3 a5 27. c4 Qc5+ 28. Kg2 h5 29. c3 Ke6 30. Rb1 Nd7 31. Rd1
Nf6 32. Rb1 Nd7 33. Rb5 Qa3 34. Qc2 Ke7 35. Kh3 Qa1 36. Rb1 Qa3 37. Kg2 Qc5 38.
Qd3 Ke6 39. Rb5 Qa3 40. Qc2 Ke7 41. h3 Qa1 42. Rb1 Qa3 43. Rb5 Qa1 44. Rb1 Qa3
45. g4 hxg4 46. hxg4 Kd8 47. gxf5 gxf5 48. Rh1 Kc7 49. Rh7 f4 50. Rxd7+ 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "9"]
[White "Mekhitarian, Krikor"]
[Black "Oliveira, Silvio Eduardo"]
[Result "1/2-1/2"]
[ECO "B65"]
[PlyCount "85"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O Nxd4 9. Qxd4 O-O 10. f4 Qa5 11. Kb1 h6 12. h4 e5 13. Qd3 exf4 14. Bxf4
Be6 15. Be2 Rac8 16. Nd5 Bxd5 17. exd5 Qa4 18. c4 b5 19. Qb3 Ne4 20. Rc1 Qxb3
21. axb3 bxc4 22. Rxc4 Rxc4 $146 ({RR} 22... f5 23. Rc6 Rb8 24. Bc4 Rb7 25. Kc2
Rfb8 26. h5 Rb6 27. Ra1 Bg5 28. Bxg5 hxg5 29. Rxa7 Nf6 30. Re7 Nxh5 31. Rd7 Nf6
32. Rdxd6 R6b7 33. Re6 Rd7 34. Re5 Ng4 35. d6+ Kh8 36. Re6 Rbd8 37. Bd3 {
Pruijssers,R (2487)-Plukkel,S (2274) Wijk aan Zee 2010 1-0 (45)}) 23. bxc4 Rb8
24. Kc2 Bf6 25. Rb1 Bxh4 26. Bd3 Bg3 27. Bxg3 Nxg3 28. Ra1 g5 29. Rxa7 h5 30.
Kc3 h4 31. b4 Rc8 32. Kd4 Rb8 33. Kc3 Rc8 34. Kd4 Rb8 35. Ra4 g4 36. Kc3 Rc8
37. Kd4 Rb8 38. Kc3 Rc8 39. b5 Kg7 40. b6 Kf6 41. Kd4 Kg5 42. Ra2 f5 43. c5
1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "9"]
[White "Vescovi, Giovanni"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "D15"]
[PlyCount "63"]
[EventDate "2008.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5 Bf5 6. Nh4 Bg6 7. Bf4 Nbd7 8. e3
e6 9. Be2 ({RR} 9. h3 Be7 10. Nxg6 hxg6 11. Bd3 Qc8 12. O-O O-O 13. b4 Re8 14.
Bh2 Bd8 15. f4 b6 16. a3 a5 17. Qc2 Qb7 18. g4 Bc7 19. Kg2 axb4 20. axb4 Rxa1
21. Rxa1 Ra8 22. Rxa8+ Qxa8 23. Qa4 Qxa4 {Anand,V (2791)-Wang,Y (2739) Nice
2009 1-0 (61)}) 9... Be7 10. O-O O-O 11. Nxg6 $146 ({RR} 11. Bg3 Re8 12. Rc1
Qc8 13. b4 Bd8 14. Nxg6 hxg6 15. f4 Ne4 16. Nxe4 dxe4 17. Be1 g5 18. Bc4 g6 19.
f5 exf5 20. g4 Nf6 21. gxf5 gxf5 22. Bg3 Kg7 23. Rc2 Nd5 24. Bxd5 cxd5 25. Rg2
Kg6 {Lenderman,A (2542)-Gundavaa,B (2477) Puerto Madryn 2009 1-0 (49)}) 11...
hxg6 12. h3 Qc8 13. b4 Bd8 14. a4 Bc7 15. Bxc7 Qxc7 16. f4 Ne4 17. Nxe4 dxe4
18. Bc4 Nf6 19. Qc2 Nd5 20. Qxe4 Nxb4 21. a5 Nd5 22. Ra3 Qc8 23. Qd3 Nc7 24.
Qd2 Nb5 25. Rd3 Qd8 26. e4 Qe7 27. f5 exf5 28. exf5 gxf5 29. Rxf5 Rae8 30. Kh2
Qh4 31. Rg3 Qxd4 32. Qh6 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "9"]
[White "di Berardino, Diego"]
[Black "Gattass, Allan"]
[Result "1-0"]
[ECO "B81"]
[PlyCount "69"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. Bg2 Nc6 8. h3
Be7 9. Be3 ({RR} 9. O-O O-O 10. Be3 Nh7 11. f4 f5 12. Nxc6 bxc6 13. exf5 exf5
14. Bxc6 Rb8 15. Bf3 Rxb2 16. Bxa7 Qa5 17. Bd4 fxg4 18. hxg4 Kh8 19. Nd5 Rb7
20. Nxe7 Rxe7 21. f5 Ng5 22. Bg2 Bb7 23. f6 gxf6 {Novikova,G (2073)-Zaichenko,
D (2104) chess.com INT 2023 1-0 (41)}) 9... a6 10. Qe2 Qc7 11. O-O-O Nxd4 $146
({RR} 11... Bd7 12. h4 Nxd4 13. Rxd4 e5 14. Rc4 Qd8 15. g5 hxg5 16. hxg5 Rxh1+
17. Bxh1 Ng4 18. Nd5 Nxe3 19. fxe3 Bb5 20. g6 fxg6 21. Bf3 Bxc4 22. Qxc4 Rc8
23. Qb3 b5 24. Nc3 Qd7 25. Qg8+ Bf8 26. Qh7 {Govbinder,M-Platonov,I Minsk 
(Belarus) 1962 0-1 (40)}) ({RR} 11... Bd7 12. f4 Na5 13. Rhe1 Nc4 14. Bg1 Rc8
15. Rd3 b5 16. Kb1 b4 17. Nd1 g6 18. Ne3 e5 19. fxe5 dxe5 20. Nd5 Nxd5 21. exd5
O-O 22. Nc6 Bh4 23. Rf1 Rfe8 24. Rb3 Na5 25. Rxb4 Nxc6 26. dxc6 {Aripov,I 
(2155)-Kiewra,K (2442) Saint Louis 2012 0-1 (64)}) 12. Rxd4 b5 13. f4 Rb8 14.
a3 Nd7 15. h4 Bf6 16. Rd3 b4 17. axb4 Rxb4 18. g5 hxg5 19. hxg5 Rxh1+ 20. Bxh1
Be7 21. Kb1 Nb6 22. Na2 Rb5 23. b3 Bb7 24. Rc3 Qd8 25. Bc1 g6 26. Rh3 Kd7 27.
Bb2 Kc7 28. Rh7 Qe8 29. Nc1 Nd7 30. Qc4+ Rc5 31. Qa4 Rc6 32. Rh8 Bf8 33. Nd3
Qa8 34. Qa5+ Nb6 35. Bd4 1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "10"]
[White "Barreto Filho, Carlos A"]
[Black "Gattass, Allan"]
[Result "0-1"]
[ECO "C87"]
[PlyCount "148"]
[EventDate "2008.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Re1 d6 6. c3 O-O 7. h3 a6 8. Ba4
b5 9. Bc2 d5 10. exd5 Qxd5 11. Qe2 ({RR} 11. d3 Bf5 12. Nh4 Be6 13. Nd2 Rad8
14. Qe2 Rfe8 15. Nhf3 Bf8 16. Ng5 Qd7 17. Nxe6 Rxe6 18. Nf3 h6 19. Bd2 Bc5 20.
Rad1 Ree8 21. Bc1 Bb6 22. Nh4 Bc5 23. Qf3 Qd5 24. Qf5 Qe6 25. Qf3 Qd5 {Lagno,K
(2542)-Tomashevsky,E (2681) Moscow RUS 2023 1/2-1/2}) ({RR} 11. d4 exd4 12.
cxd4 Bf5 13. Nc3 Bxc2 14. Qxc2 Qd6 15. Bg5 Nb4 16. Qb3 Nbd5 17. Bxf6 Nxf6 18.
a4 b4 19. Ne4 Nxe4 20. Rxe4 Bf6 21. Rc1 Rfe8 22. Rxe8+ Rxe8 23. Qc4 g6 24. Kf1
Re7 25. b3 h5 {Oparin,G (2670)-Tanenbaum,Z (2244) chess.com INT 2023 1-0 (55)})
11... Bd6 12. b4 $146 ({RR} 12. d3 Qe6 13. Bg5 Bb7 14. d4 exd4 15. Qd3 Ne5 16.
Nxe5 Be4 17. Qe2 Qxe5 18. f4 Qc5 19. Bxe4 Nxe4 20. b4 d3+ 21. bxc5 Bxc5+ 22.
Qe3 Bxe3+ 23. Rxe3 d2 24. Na3 Rae8 25. Nc2 f6 26. Bh4 g5 {Nguyen,L (1576)
-Nguyen,M Ho Chi Minh City 2016 1-0 (47)}) 12... e4 13. Bxe4 Nxe4 14. Qxe4 Qxe4
15. Rxe4 Bf5 16. Re1 a5 17. bxa5 Rxa5 18. d4 Be6 19. Nbd2 Bxa2 20. Ne4 Be7 21.
Bf4 Rc8 22. Ned2 Kf8 23. Ne5 Nxe5 24. Bxe5 f6 25. Bf4 Ra3 26. Nb1 Ra4 27. Nd2
c5 28. Be3 b4 29. cxb4 cxb4 30. Rec1 Rxc1+ 31. Rxc1 b3 32. Rc8+ Kf7 33. Rb8 Rb4
34. Ra8 Rb7 35. d5 Bb4 36. Nc4 Rc7 37. Nb2 Rc2 38. Na4 b2 39. Nxb2 Rxb2 40.
Ra7+ Kg6 41. Bc1 Rc2 42. Be3 Bxd5 43. Ra1 Bc5 44. Bxc5 Rxc5 45. Rd1 Rb5 46. Kh2
h5 47. Rd4 Kf5 48. Rh4 Bf7 49. Ra4 g5 50. h4 Rd5 51. hxg5 fxg5 52. Ra7 Bg6 53.
Ra6 g4 54. Kg3 Kg5 55. f4+ Kf5 56. Ra4 Bf7 57. Ra7 Rd3+ 58. Kh4 Bd5 59. Kxh5
Kxf4 60. Ra4+ Be4 61. Kh4 Rd8 62. g3+ Kf3 63. Ra3+ Bd3 64. Rb3 Rh8+ 65. Kg5
Rg8+ 66. Kh4 Ke3 67. Ra3 Kd2 68. Ra2+ Ke1 69. Ra5 Be2 70. Rh5 Kf2 71. Rf5+ Bf3
72. Rh5 Ra8 73. Ra5 Rh8+ 74. Kg5 Kxg3 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "10"]
[White "Bittencourt, Jorge"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "50"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8. Qd2
Nbd7 9. g4 h6 10. O-O-O b4 11. Na4 Ne5 12. Qxb4 Bd7 13. Nc3 Qc7 14. Nb3 Nxf3 ({
RR} 14... Rb8 15. Qa5 Qxa5 16. Nxa5 Nxf3 17. h3 Ra8 18. a3 Ne5 19. Nc4 Nxc4 20.
Bxc4 Bc6 21. Rhe1 Be7 22. Bb6 O-O 23. a4 Rfc8 24. Bd3 Nd7 25. Be3 Bf6 26. a5
Be5 27. Ne2 Kf8 28. Bd4 Ke7 29. Bxe5 {Ognean,M (2298)-Mekhitarian,K (2554)
chess.com INT 2021 0-1 (43)}) 15. Be2 $146 ({RR} 15. Bb6 Qb8 16. Qa5 Qb7 17.
Be2 Ne5 18. Bd4 Nc6 19. Qb6 Qxb6 20. Bxb6 Ne5 21. h3 Rc8 22. Na5 Rxc3 23. bxc3
Nxe4 24. Bd4 Ng3 25. Rhe1 Nxe2+ 26. Rxe2 Bb5 27. Re4 Nc6 28. c4 Nxa5 29. cxb5
d5 {Zeng,C (2377)-Sundararajan,K (2449) New Delhi 2011 1-0 (44)}) 15... Ne5 16.
h3 Bc6 17. Qd4 Bb7 18. Rhe1 Be7 19. h4 Rc8 20. g5 Nxe4 21. Bd2 Nxd2 22. Nxd2
hxg5 23. hxg5 Bxg5 24. Kb1 Rh4 25. Qg1 Bf6 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "10"]
[White "Leitao, Rafael"]
[Black "Lima, Darcy Gustavo"]
[Result "0-1"]
[ECO "D37"]
[PlyCount "94"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3
Nc6 9. Qc2 Qa5 10. Rd1 Re8 11. Nd2 e5 12. Bg5 Nd4 13. exd4 $146 ({RR} 13. Qb1
Bf5 14. Bd3 Bxd3 15. Qxd3 Ne4 16. cxd5 Nxc3 17. bxc3 Nb5 18. Ne4 Nd6 19. Nxd6
Bxd6 20. e4 Rec8 21. Bd2 Qa4 22. O-O Qc4 23. Qf3 Bxa3 24. h4 Rf8 25. h5 f6 26.
Ra1 Bd6 27. Qf5 Qc8 {Le,Q (2726)-Yu,Y (2753) Danzhou 2017 1/2-1/2 (54)}) ({RR} 
13. Qc1 Bf5 14. Bxf6 Nc2+ 15. Ke2 Nd4+ 16. Ke1 Nc2+ 17. Ke2 Nd4+ 18. Ke1 Nc2+ {
1/2-1/2 (18) Carlsen,M (2827)-Nakamura,H (2781) Douglas 2017}) ({RR} 13. Qb1
Bf5 14. Bd3 Bxd3 15. Qxd3 Ne4 16. Nxd5 Nxg5 17. b4 Qd8 18. bxc5 Nde6 19. O-O
Nxc5 20. Qb1 Qd6 21. Qf5 h6 22. h4 Nh7 23. Nb1 Qe6 24. Qf3 Rac8 25. Nbc3 a6 26.
Rb1 e4 27. Qg3 Qe5 {Nguyen,T (2645)-Azarov,S (2582) Sharjah UAE 2023 1/2-1/2 
(40)}) ({RR} 13. Qb1 Bf5 14. Bd3 Bxd3 15. Qxd3 Ne4 16. Ndxe4 dxe4 17. Qxe4 Bxa3
18. O-O Bxb2 19. Nd5 Ne2+ 20. Kh1 Nc3 21. Nxc3 Bxc3 22. Qxb7 Rab8 23. Qe4 h6
24. Bh4 Qc7 25. Rd3 Bb4 26. h3 a5 27. Rfd1 a4 {Sviridova,V (2144)-Unuk,L (2346)
chess.com INT 2020 0-1 (59)}) 13... exd4+ 14. Be2 dxc3 15. Nb3 Qa4 16. Bxf6
dxc4 17. Qxc3 cxb3 18. Qxc5 gxf6 19. Rd4 Qa6 20. Qh5 f5 21. Rd8 Qa5+ 22. Rd2
Qe5 23. O-O Be6 24. Qg5+ Kh8 25. Rfd1 Rg8 26. Qe3 Qxe3 27. fxe3 Rac8 28. Kf2
Kg7 29. Bd3 Kf6 30. Bb1 Rc5 31. Rd4 Ke5 32. g3 Rgc8 33. Ke1 R8c6 34. Bd3 b5 35.
Rf4 h6 36. e4 fxe4 37. Rxe4+ Kf6 38. Rf4+ Ke7 39. a4 bxa4 40. Rxa4 a5 41. Rda1
Rd6 42. Ke2 Rdd5 43. Bc4 Rh5 44. Bxe6 Rxh2+ 45. Kd3 fxe6 46. Kd4 Kd6 47. Rxa5
Rd2+ 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "10"]
[White "Milos Jr, Gilberto"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "92"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4
Re8 9. f3 Nc6 10. Nxc6 bxc6 11. Bg5 h6 12. Bh4 g5 13. Bf2 c5 14. Qc2 Rb8 15.
Rfd1 Qe7 16. Rab1 Be6 17. a3 $146 ({RR} 17. Bf1 Nh5 18. Kh1 Be5 19. Nd5 Bxd5
20. exd5 Qf6 21. b4 Rxb4 22. Rxb4 cxb4 23. Bxa7 Qf4 24. Bg1 Qh4 25. g4 Ng3+ 26.
Kg2 Nxf1 27. Rxf1 h5 28. Qf5 Bxh2 29. Bd4 Bf4 {0-1 (29) Asefi,Z (2078)-Wiersma,
E (2374) Leiden 2013}) 17... a5 18. Nb5 Nh5 19. g3 g4 20. f4 Bf5 21. exf5 Qxe2
22. Qxe2 Rxe2 23. b3 Nf6 24. Re1 Ra2 25. Nxc7 a4 26. Nb5 d5 27. Bxc5 axb3 28.
Bd6 Rb6 29. Rxb3 Ne4 30. Rxe4 dxe4 31. c5 Ra6 32. Be5 Bf8 33. Nd6 f6 34. Nxe4
fxe5 35. fxe5 R6xa3 36. Rb7 Ra7 37. Nf6+ Kh8 38. Rb8 Ra8 39. Rxa8 Rxa8 40. Nxg4
Bxc5+ 41. Kg2 h5 42. Nf6 Bd4 43. Nxh5 Bxe5 44. Kf3 Ra4 45. h4 Kh7 46. g4 Kh6
0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "10"]
[White "Oliveira, Silvio Eduardo"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "B46"]
[PlyCount "64"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Qc7 9. Re1 Bb7 10. Qf3 Bd6 11. e5 Bf8 12. Ne2 g6 ({RR} 12... Ne7 13. Nf4 g6
14. c4 Bg7 15. Qe2 O-O 16. Bd2 dxc4 17. Bxc4 c5 18. Rac1 Rfd8 19. Nd3 Nf5 20.
f3 Rd4 21. Bg5 a5 22. Qf2 h5 23. b3 Qb6 24. a4 Rc8 25. Rc3 Bd5 26. Bb5 Qb8 27.
Qb2 {Topalov,V (2788)-Svidler,P (2738) Dortmund 2005 1/2-1/2 (40)}) 13. Nf4 Bg7
14. Qg3 c5 $146 ({RR} 14... Ne7 15. Nh5 Rg8 16. Nxg7+ Rxg7 17. Bh6 Rg8 18. c4
dxc4 19. Bxc4 Nf5 20. Qh3 c5 21. Bg5 h5 22. Rad1 Nd4 23. b3 Nc2 24. Bxe6 Nxe1
25. Bd7+ Kf8 26. Bh6+ Rg7 27. Rxe1 Rd8 28. Ba4 Qxe5 29. Rf1 {Bittencourt,J 
(2455)-Diamant,A (2412) ICC INT 2008 0-1 (46)}) 15. c3 O-O-O 16. Nh3 h6 17. Qe3
Ne7 18. Qe2 c4 19. Bc2 Nc6 20. f4 g5 21. b3 gxf4 22. Bxf4 Rhg8 23. bxc4 d4 24.
Rab1 Bxe5 25. Bxe5 Nxe5 26. Be4 d3 27. Bxb7+ Qxb7 28. Qf2 d2 29. Red1 Qc7 30.
Qe2 Ng4 31. Qe4 Qxh2+ 32. Kf1 Ne3+ 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "10"]
[White "Vescovi, Giovanni"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E15"]
[PlyCount "42"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. Bc3
d5 9. Ne5 Nfd7 10. Nxd7 Nxd7 11. Nd2 f5 12. O-O O-O 13. Bb2 Bd6 14. Rc1 Rc8 15.
Nf3 Qe7 16. Rc2 Nf6 17. Ne5 Bb7 $146 ({RR} 17... Ne4 18. Qc1 Bb7 19. Nd3 Rfd8
20. c5 Bb8 21. b4 b5 22. f3 Nf6 23. e4 dxe4 24. fxe4 Nxe4 25. Bxe4 fxe4 26. Ne5
Rf8 27. Rcf2 Rxf2 28. Rxf2 Bxe5 29. dxe5 {1/2-1/2 (29) Beliavsky,A (2605)
-Kovalenko,I (2684) Puhajarve 2016}) 18. Nd3 Ne4 19. e3 dxc4 20. bxc4 c5 21.
Qe2 Nf6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "11"]
[White "Diamant, Andre"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "102"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 d6 6. Be2 Nf6 7. O-O Be7 8. f4
O-O 9. a4 Qc7 10. Be3 b6 11. Bf3 Bb7 12. g4 Nc6 13. g5 Nxd4 14. Qxd4 Nd7 15.
Qd2 Rfe8 16. Bg2 Bf8 17. Rf3 d5 $146 ({RR} 17... b5 18. Rh3 Rac8 19. axb5 axb5
20. Rc1 Bc6 21. Qf2 g6 22. Qh4 h6 23. gxh6 Kh7 24. Rf1 Qd8 25. Qg3 f5 26. exf5
exf5 27. Bxc6 Rxc6 28. Qg2 Rc4 29. Nd5 Rce4 30. Ra1 Qb8 31. Rg3 Ra4 32. Rxg6 {
Nepomniachtchi,I (2730)-Belov,V (2641) Warsaw 2011 1-0 (57)}) 18. exd5 Rad8 19.
Rh3 Nc5 20. Qf2 exd5 21. Qh4 h6 22. gxh6 d4 23. hxg7 Bxg7 24. Bxb7 Nxb7 25.
Qh7+ Kf8 26. Rg3 f6 27. Ne4 Rxe4 28. Qxe4 dxe3 29. Rxe3 Nd6 30. Qb4 a5 31. Qc3
Nc4 32. Rd3 Qc5+ 33. Kh1 Qc6+ 34. Kg1 Qc5+ 35. Kh1 Rxd3 36. Qxd3 Qc6+ 37. Kg1
Nxb2 38. Qa3+ Qc5+ 39. Qxc5+ bxc5 40. f5 Bh6 41. Ra3 c4 42. Kf2 Ke7 43. Rg3 Kd6
44. Rg6 Bg5 45. Kg3 Ke5 46. Kg4 Bd2 47. Rg8 Nd1 48. Rd8 Ne3+ 49. Kf3 c3 50.
Re8+ Kxf5 51. Rxe3 Bxe3 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "11"]
[White "Fier, Alexandr"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "B67"]
[PlyCount "53"]
[EventDate "2008.??.??"]

1. e4 {Gofshtein,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7.
Qd2 a6 8. O-O-O Bd7 9. f4 h6 10. Bh4 g5 11. fxg5 Ng4 12. Nf3 hxg5 13. Bg3 Nge5
14. Kb1 Be7 15. Be2 b5 ({RR} 15... Nxf3 16. gxf3 Ne5 17. f4 ({RR} 17. h4 gxh4
18. f4 Ng6 19. Bf2 Bc6 20. f5 Ne5 21. fxe6 fxe6 22. Bg1 Bf6) ({RR} 17. Qd4 Qc7
18. Na4 ({RR} 18. h4 gxh4 19. f4 Ng6 20. f5 Ne5 21. Qf2 O-O-O 22. Bxh4 Bxh4 23.
Rxh4 Qc5 24. Qh2 Rxh4 25. Qxh4 exf5 26. Qf6 Bc6 27. Qxf5+ Kc7 28. a3 Rg8 29.
Qf6 Re8 30. Bh5 Re6 31. Qf4 Re7 32. Qg5 Rd7) 18... Bc6 19. Nb6 Rd8 20. Rd2 Bf6
21. Qb4 g4 22. f4 Nf3 23. Bxf3 gxf3 24. Nc4 d5 25. f5 Qxg3 26. fxe6 dxc4 27.
exf7+ Kxf7 28. Qxc4+ Kg7 29. Rxd8 Bxd8 30. Qd4+ Bf6) 17... gxf4 18. Bxf4 Qc7
19. h4 b5 ({RR} 19... Rxh4 20. Bg5 Rxh1 21. Rxh1 Bxg5 22. Qxg5 Ng6 23. Bh5 Qd8
24. Qd2 Ne5 25. Qxd6 Qf6 26. Nd5) 20. a3 Rb8 ({RR} 20... O-O-O 21. h5) 21. h5
a5 ({RR} 21... b4 22. axb4 Rxb4 23. Nd5) 22. Na2 b4 ({RR} 22... Bc6 23. Qd4 Bf6
24. Rhf1) 23. axb4 axb4 24. Rh3 ({RR} 24. Nxb4 Qb7) 24... Qc5 ({RR} 24... Qb7
25. Nxb4 Qxe4 ({RR} 25... Qxb4 26. Rb3) 26. Na6) 25. Rb3 Nc6 ({RR} 25... Bc6
26. Nxb4 Bxe4 27. Na6) 26. c3 bxc3 27. Rxb8+ Nxb8 28. Nxc3 Bc6 ({RR} 28... Nc6
29. Bxd6 Qxd6 30. Qxd6 Bxd6 31. Rxd6 Rg8 32. Rd1 Rg2) 29. Be3 ({RR} 29. Bxd6
Bxd6 30. Qxd6 Qxd6 31. Rxd6 Rg8 32. Rd1 Rg2 33. Rh1 Rxe2) 29... Qb4 30. Qd3 {
Adams,M (2680)-Kozul,Z (2605) Luzern 1997 CBM 062 [Gofshtein,L] 1-0 (46)} {RR}
Bf6 31. Bf3 Ke7) ({RR} 15... Rg8 16. Nxe5 Nxe5 17. Bxe5 dxe5 18. Bh5 Rg7 19.
Rhf1 Qc7 20. Rxf7 Rxf7 21. Bxf7+ Kxf7 22. Qxd7 Qxd7 23. Rxd7 b5 24. Nd1 Rh8 25.
h3 Rh4 26. Ra7 Rxe4 27. Rxa6 g4 28. c4 b4 29. hxg4 Rxc4 30. Ne3 {Ruiz Buendia,
M (2092)-Heimisson,H (2321) Reykjavik ISL 2022 1/2-1/2 (72)}) 16. Rhf1 ({RR} 
16. Rdf1 Rc8 ({RR} 16... Nxf3 17. gxf3 Qc7 18. Nd1 Ne5 19. Ne3 a5 20. Rc1 Qc5
21. c4 b4 22. Bf2 Rh3 23. Ng4 Qc7 24. Nxe5 dxe5 25. c5) 17. Nxe5 Nxe5 18. Rf2
f6 19. Rhf1 Bc6 20. a3 Bb7) 16... Nxf3 $146 ({RR} 16... Rb8 17. Nxe5 Nxe5 18.
Bxe5 dxe5 19. Qe3 b4 20. Na4 Qc7 21. b3 Bxa4 22. bxa4 Rxh2 23. Rh1 Rxh1 24.
Rxh1 Qc3 {1/2-1/2 (24) Janetschek,K (2310)-Wirius,S (2270) Austria 1995}) ({RR
} 16... b4 17. Na4 Nxf3 18. Rxf3 Ne5 19. Bxe5 dxe5 20. Qxd7+ Qxd7 21. Rxd7 Kxd7
22. Nb6+ Kc6 23. Nxa8 f6 24. Bxa6 Rxh2 25. c3 g4 26. Rg3 f5 27. cxb4 Bxb4 28.
Bc8 Be1 29. Rb3 f4 30. Bxe6 Rxg2 31. Nb6 {Fogarasi,T (2440)-Kovalev,A (2545)
Ostrava 1993 0-1 (56)}) 17. Rxf3 Ne5 18. Bxe5 dxe5 19. Rd3 Ra7 20. h3 Qc8 21.
a3 Rc7 22. Qe3 Bc6 23. Nd5 exd5 24. exd5 Bf6 25. dxc6 Rxc6 26. Bg4 Qc7 27. Bd7+
1-0

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "11"]
[White "Gattass, Allan"]
[Black "Oliveira, Silvio Eduardo"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "32"]
[EventDate "2008.??.??"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. exd6 e6 8. Nc3
Nxc3 9. bxc3 Bxd6 10. Bd3 O-O 11. Qe2 ({RR} 11. O-O b6 12. Re1 Bb7 13. Rb1 Rc8
14. Rb5 g6 15. Bh6 Re8 16. Qd2 Ne7 17. Be4 Bxe4 18. Rxe4 Nd5 19. Rb3 Rc4 20.
Qe1 Qc7 21. Bd2 Ra4 22. Qb1 Rc8 23. h4 Rc4 24. h5 Nxc3 25. Bxc3 Rxc3 {Zaitsev,
I (2460)-Filippov,V (2530) Moscow 1996 0-1 (39)}) ({RR} 11. Ng5 h6 12. Ne4 Be7
13. O-O Qa5 14. Bd2 Rd8 15. Qe2 Bd7 16. Rab1 Qc7 17. Qh5 Be8 18. Qh3 Rd5 19. f4
g6 20. g4 h5 21. g5 Rad8 22. Bc4 Nxd4 23. Bxd5 exd5 24. cxd4 dxe4 25. Be3 Bd7 {
Pershutkin,A (1773)-Komov,R (2301) St Petersburg RUS 2023 0-1 (42)}) 11... e5
$146 ({RR} 11... Be7 12. O-O Bd7 13. Bf4 Bf6 14. Rfd1 Ne7 15. Qe4 Ng6 16. Bd6
Bc6 17. d5 Bxd5 18. Qb4 Bxc3 19. Qxc3 Qxd6 20. Bxg6 fxg6 21. Ne5 Rac8 22. Qe3
b6 23. a4 Rf5 24. Nd3 h6 25. a5 Kh7 26. axb6 {Feltan,M (2109)-Dulic,G (2250)
Osijek 2013 0-1 (37)}) ({RR} 11... g6 12. Bh6 Re8 13. h4 Qc7 14. h5 Nb4 15. Bb1
Qxc3+ 16. Nd2 Qc1+ 17. Qd1 Qxd1+ 18. Kxd1 Nd5 19. hxg6 fxg6 20. Ne4 Be7 21. Bd3
Bd7 22. Bc4 Ba4+ 23. Ke2 Bc6 24. Nc3 Nxc3+ {0-1 (24) abiel66 (1984)
-wagnerovsky (2350) lichess.org 2021}) 12. Ng5 g6 13. Nxh7 e4 14. Bxe4 Kxh7 15.
Qh5+ Kg8 16. Bxg6 Qe8+ 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "11"]
[White "Lima, Darcy Gustavo"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "84"]
[EventDate "2008.??.??"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Bf4 Bb7 5. e3 Bb4+ 6. Nfd2 O-O 7. a3 Be7 8. Nc3
d5 9. cxd5 exd5 10. Bd3 c5 11. O-O Nbd7 12. Qf3 a6 13. Rad1 b5 $146 ({RR} 13...
Re8 14. Bb1 cxd4 15. exd4 Nf8 16. Rfe1 Qd7 17. h3 b5 18. Be5 Bc6 19. Nb3 Ng6
20. Na5 Rad8 21. Nxc6 Qxc6 22. Ba2 Nh4 23. Qg3 Nf5 24. Qf4 g6 25. g4 Ng7 26.
Bxf6 Qxf6 27. Qxf6 Bxf6 28. Rxe8+ {Gasanov,E (2466)-Eggleston,D (2400) Amantea
2017 1-0 (50)}) 14. g4 g6 15. h4 cxd4 16. exd4 Re8 17. Rfe1 Nf8 18. h5 Rc8 19.
hxg6 hxg6 20. Bb1 Qd7 21. Ba2 Rcd8 22. Bg5 N8h7 23. Bh4 g5 24. Bg3 Qxg4 25.
Qxg4 Nxg4 26. Nb3 Ngf6 27. Nc5 Bxc5 28. Rxe8+ Rxe8 29. dxc5 d4 30. Nb1 Ne4 31.
Bc7 g4 32. Rxd4 Nhg5 33. Kf1 Nf3 34. Rd7 Ned2+ 35. Kg2 Ne5+ 36. Bd5 Nxd7 37.
Bxb7 Nxc5 38. Nxd2 Nxb7 39. b4 f5 40. Nb3 Kf7 41. Nd4 Kf6 42. Bg3 Re4 0-1

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "11"]
[White "Mekhitarian, Krikor"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B48"]
[PlyCount "32"]
[EventDate "2008.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8.
O-O-O Be7 9. f3 O-O 10. g4 b5 11. g5 Nh5 12. Nce2 Rd8 13. Ng3 Nxd4 14. Bxd4 ({
RR} 14. Qxd4 Nf4 15. h4 Bb7 16. Kb1 Rac8 17. Rd2 Bc5 18. Qxc5 Qxc5 19. Bxc5
Rxc5 20. Ne2 Nxe2 21. Bxe2 Kf8 22. c3 Ke7 23. Rg1 Rh8 24. Kc2 h6 25. gxh6 g6
26. Rg5 d6 27. b4 Re5 28. c4 bxc4 {Vallejo Pons,F (2705)-Giri,A (2714) Beijing
2011 1/2-1/2 (51)}) 14... Nf4 15. Be3 Bxg5 16. Rg1 $146 ({RR} 16. Nh5 Nxh5 17.
Bxg5 f6 18. Be3 d5 19. Qf2 Bb7 20. Bb6 Qf4+ 21. Be3 Qc7 22. Bb6 Qf4+ 23. Be3 {
1/2-1/2 (23) Berg,E (2576)-Fier,A (2582) Istanbul 2012}) 16... f6 1/2-1/2

[Event "BRA ch"]
[Site "Porto Alegre"]
[Date "2008.12.??"]
[Round "11"]
[White "di Berardino, Diego"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "B70"]
[PlyCount "139"]
[EventDate "2008.??.??"]

1. e4 c5 2. Ne2 d6 3. g3 g6 4. Bg2 Bg7 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 O-O 8. O-O
Bg4 9. Nde2 Nc6 10. h3 Bxe2 11. Qxe2 Rc8 12. Be3 ({RR} 12. Kh2 Qa5 13. Nd5 Nxd5
14. exd5 Nb4 15. c4 Rc7 16. Bd2 Qc5 17. a3 Na6 18. b3 Bxa1 19. Rxa1 b6 20. Be3
Qa5 21. h4 Qc3 22. h5 Qxa1 23. hxg6 hxg6 24. Bh6 Rfc8 25. Bh3 Re8 26. a4 Qe5 {
Franco Valencia,A (2061)-Bajuelo Curbelo,L (1513) lichess.org INT 2022 1-0 (34)
}) 12... Ne5 13. Rad1 Nc4 14. Bc1 Qa5 $146 ({RR} 14... Nd7 15. Qd3 Qa5 16. Nd5
Rfe8 17. Qb3 b5 18. a3 Nc5 19. Qb4 Qxb4 20. axb4 Na6 21. c3 Nc7 22. Rfe1 Nxd5
23. exd5 Ra8 24. Bf1 a6 25. Re4 Nb6 26. h4 Kf8 27. h5 Rec8 28. h6 Bf6 29. Bh3 {
Pulkkinen,K (2365)-Hartikainen,M (2255) Finland 1995 0-1 (52)}) 15. a3 Qa6 16.
Nb1 Qb6 17. b3 Na5 18. Be3 Qc7 19. Rd2 Nd7 20. f4 a6 21. Rfd1 Rfd8 22. a4 Nc6
23. Qf1 Nb4 24. Na3 Na2 25. c4 Nb4 26. Qf3 Nc5 27. Bf2 e6 28. e5 Bf8 29. exd6
Rxd6 30. Rxd6 Bxd6 31. Bd4 Nc6 32. Bb2 e5 33. Qc3 Ne6 34. Nc2 Ncd4 35. Kh1 Nxc2
36. Qxc2 Nd4 37. Qd3 f6 38. Bxd4 exd4 39. Qxd4 Be7 40. Qd7 Kf8 41. Bxb7 Qxd7
42. Rxd7 Rb8 43. a5 h5 44. Kg2 Bb4 45. Bxa6 Bxa5 46. Bb7 Bb4 47. Kf3 Re8 48.
Bd5 Re7 49. Rd8+ Re8 50. Rd7 Re7 51. Rd8+ Re8 52. Rxe8+ Kxe8 53. h4 Ke7 54. Bg8
f5 55. Ke2 Kf8 56. Bd5 Ke7 57. Bf3 Kd6 58. Bd5 Ke7 59. Ke3 Be1 60. c5 Bxg3 61.
b4 Bxh4 62. b5 Be1 63. b6 Ba5 64. Kd4 h4 65. Kc4 Kd8 66. Kb5 Bd2 67. c6 Bxf4
68. Ka6 Kc8 69. Ka7 h3 70. b7+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "1"]
[White "Bittencourt, Jorge"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "B42"]
[PlyCount "64"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Nc3 Ne7 8.
Qh5 ({RR} 8. Qe2 d6 9. Be3 b5 10. f4 b4 11. Bxa7 Rxa7 12. Qe3 Nbc6 13. Na4 O-O
14. O-O-O Qc7 15. h4 Bd7 16. h5 Rb8 17. h6 g6 18. Qg3 f6 19. e5 dxe5 20. f5 e4
21. Qxc7 Rxc7 22. fxe6 exd3 {Kramnik,V (2753)-Kamsky,G (2665) chess.com INT
2023 1-0 (45)}) 8... Nbc6 ({RR} 8... d6 9. Bg5 Nbc6 10. O-O-O Qc7 11. Rhe1 Kf8
12. f4 f6 13. Rf1 Bd7 14. e5 Be3+ 15. Kb1 dxe5 16. Ne4 Be8 17. Qh3 exf4 18.
Nxf6 Qe5 19. Bxf4 Bxf4 20. Ng4 Qc7 21. g3 Nd5 22. gxf4 Kg8 23. f5 {Nunn,J 
(2569)-Rooze,J (2244) Struga MKD 2023 1-0}) 9. Bg5 Qc7 10. f4 $146 ({RR} 10.
O-O-O Ng6 11. Rhf1 f6 12. Bd2 Nce5 13. f4 Nxd3+ 14. cxd3 O-O 15. Kb1 b5 16. Rf3
Rf7 17. Rh3 Nf8 18. Ne2 Bb7 19. Bb4 d6 20. Rc1 Qd8 {1/2-1/2 (20) Wurm,C-Kronig,
G Austria 1995}) 10... Nb4 11. O-O-O Ng6 12. f5 Nf4 13. Bxf4 Qxf4+ 14. Kb1 O-O
15. Rhf1 Qe5 16. Nd2 Nxd3 17. cxd3 d6 18. Nf3 Qa5 19. g4 Bd7 20. Qh4 Rac8 21.
f6 Rxc3 22. fxg7 Kxg7 23. bxc3 Qxc3 24. Qg5+ Kh8 25. d4 Qb4+ 26. Ka1 Qc3+ 27.
Kb1 Rc8 28. Qf6+ Kg8 29. Ng5 Qb4+ 30. Ka1 Qc3+ 31. Kb1 Qb4+ 32. Ka1 Rc1+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "1"]
[White "Leitao, Rafael"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "61"]
[EventDate "2009.??.??"]

1. d4 {Hazai,L} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. Nge2 Nc6 7. O-O
e5 ({RR} 7... Nh5) 8. d5 Nd4 9. Rb1 ({RR} 9. Bg5) ({RR} 9. Nxd4 exd4 10. Ne2)
9... c5 10. dxc6 bxc6 11. b4 ({RR} 11. Bg5 h6 ({RR} 11... Qc7 12. b4 ({RR} 12.
Qd2 a5 ({RR} 12... Re8 13. b4 Be6 14. Rfc1) 13. Nxd4 exd4 14. Ne2 Re8 15. f3
Nd7)) 12. Bh4 a5) 11... d5 ({RR} 11... Be6 12. Nxd4 exd4 13. Ne2 c5 ({RR} 13...
Nd7 14. b5) 14. b5 Ng4 ({RR} 14... Re8 15. Bg5 h6 16. Bh4 Qc7 17. h3 Nd7 18. f4
Nb6 19. Qc2 f5 20. Ng3)) 12. cxd5 ({RR} 12. Bg5 Nxe2+ ({RR} 12... dxc4 13. Bxc4
) 13. Qxe2 d4 14. Na4) ({RR} 12. exd5 cxd5 13. Nxd4 exd4 14. Nxd5 Nxd5 15. cxd5
Bb7 16. a4 Bxd5 17. Bd2 Rc8 18. Re1 Qd6 19. Qg4 Be5 20. h3 h5 21. Qg5 Bf6 22.
Qf4 Qxf4 23. Bxf4 Rc3 24. Red1 Bb3 25. Rd2 Rxd3 26. Rxd3 Bc2 {Martinez Reyes,P
(2354)-Gubajdullin,A (2253) chess.com INT 2023 0-1 (58)}) 12... cxd5 13. Bg5
dxe4 ({RR} 13... Nxe2+ 14. Qxe2 d4 15. Na4) ({RR} 13... Bb7 14. exd5 Bxd5 15.
Nxd4 exd4 16. Nxd5 Qxd5 17. Bxf6 Bxf6) 14. Nxe4 Ne6 $146 ({RR} 14... Bb7 15.
Nxd4 exd4 16. Rc1 ({RR} 16. Qf3 Bxe4 17. Bxe4 Rc8 18. Rfc1 ({RR} 18. Bc6 h6 19.
Bd2 Ng4)) ({RR} 16. Re1 Qb6 17. Nc5) 16... Qb6 ({RR} 16... Rb8 17. a3 Bxe4 18.
Bxe4 h6) 17. Nc5 Rfe8 ({RR} 17... Bd5) 18. a4 ({RR} 18. Nxb7 Qxb7 19. a3) 18...
Nd5 ({RR} 18... Ne4 19. Nxb7 Qxb7 ({RR} 19... Nxg5 20. Nc5) 20. Qf3 Qd5 21. h4)
19. Nxb7 ({RR} 19. Bc4 Bc6 ({RR} 19... Nc3 20. Rxc3 dxc3 21. Qd7) ({RR} 19...
Nxb4 20. Qb3) 20. Qb3) 19... Qxb7 20. Qf3 Rab8 21. Be4 Rxe4 22. Qxe4 Nc3 23.
Qxb7 Rxb7 24. Rfe1 h6 25. Bd2 Rxb4 26. Re8+ Kh7 27. Re7 Kg8 ({RR} 27... Rxa4
28. Bxc3 dxc3 29. Rxf7 Kg8) 28. Rxa7 Rxa4 ({RR} 28... Rb2 29. Bxc3 dxc3 30.
Ra8+ Kh7 31. a5) 29. Rxa4 {Sokolov,I (2691)-Socko,B (2615) Gothenburg 2005 CBM
109 [Hazai,L] 1-0 (52)}) 15. Bh4 ({RR} 15. Bxf6 Bxf6 16. Bc4 Bg7 ({RR} 16...
Be7)) 15... Bb7 16. f3 Bxe4 17. fxe4 Qb6+ 18. Kh1 Nh5 19. Bc4 Nhf4 20. Nxf4
exf4 21. Bf2 Bd4 22. Bxd4 Nxd4 23. Rxf4 Rad8 24. Qf1 Ne6 25. Rf6 Kg7 26. e5 Qd4
27. Re1 Qd2 28. a3 Qd4 29. h3 Qd2 30. Re2 Qd1 31. Ref2 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "1"]
[White "Mekhitarian, Krikor"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "86"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. h3 g6 7. Be3 Bg7 8. g4
O-O 9. Bg2 Bd7 ({RR} 9... Nd7 10. Nde2 Nb6 11. b3 f5 12. exf5 gxf5 13. Qd2 e5
14. Bg5 Qe8 15. O-O-O f4 16. Be4 Be6 17. Qxd6 Rf7 18. Qd3 Bf8 19. Kb1 Rc8 20.
Bf5 Nb4 21. Qf3 Rxf5 22. gxf5 Bxf5 23. Rd2 Bg7 24. Rg1 {Fedorchuk,S (2656)
-Greenfeld,A (2545) Bastia 2013 1-0 (34)}) 10. O-O Nxd4 ({RR} 10... Rc8 11. g5
Nh5 12. h4 Ne5 13. f4 Nc4 14. Qc1 Nxe3 15. Qxe3 Qb6 16. e5 Nxf4 17. Rxf4 dxe5
18. Nd5 exf4 19. Nxb6 fxe3 20. Nxc8 Bxd4 21. Nxe7+ Kg7 22. c3 Bc5 23. Nd5 e2+
24. Kh2 Bf2 25. Nf6 {Galan Martin,A (2091)-Fernandez Lopez,R (2289) Ubeda ESP
2023 0-1}) 11. Bxd4 Bc6 12. Re1 $146 ({RR} 12. Nd5 e6 13. Nxf6+ Bxf6 14. c3
Bxd4 15. Qxd4 Qe7 16. Rad1 Rfd8 17. Rd2 Rd7 18. Qb4 Rad8 19. Rfd1 Qf8 20. c4 b6
21. e5 Bxg2 22. Kxg2 d5 23. Qxf8+ Kxf8 24. f4 Rc7 25. b3 Ke7 26. Kf3 Rc5 {
Raja,H (2377)-Sorm,D (2314) Pardubice 2017 1-0 (56)}) 12... Nd7 13. Nd5 Bxd4
14. Qxd4 e5 15. Qd2 Nc5 16. Rad1 Qh4 17. Nb4 Rad8 18. Qe3 a5 19. Nxc6 bxc6 20.
Rd2 Rd7 21. Red1 Rfd8 22. Qc3 a4 23. b4 axb3 24. axb3 h5 25. gxh5 Qxh5 26. b4
Ne6 27. Qxc6 Rc7 28. Qb6 Rxc2 29. Kh2 Kg7 30. b5 Rxd2 31. Rxd2 Qg5 32. Rxd6 Nf4
33. Bf1 Ra8 34. Rd1 Ra3 35. Qd8 Qh5 36. Qd7 Qf3 37. Rd2 Ra1 38. Qg4 Qxg4 39.
hxg4 Rxf1 40. Rb2 Rd1 41. b6 Rd8 42. b7 Rb8 43. Kg3 Kf6 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "1"]
[White "Milos Jr, Gilberto"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "104"]
[EventDate "2009.??.??"]

1. e4 {Marin,M Ftacnik,L} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2
a6 7. O-O Nf6 8. Kh1 Be7 9. f4 d6 10. Be3 O-O 11. a4 Re8 12. Bf3 Bd7 13. Nb3 b6
14. g4 Bc8 15. g5 Nd7 16. Bg2 Bb7 ({RR} 16... Rb8) 17. Rf3 ({RR} 17. Qh5 Nb4
18. Rf2 Bf8 19. Raf1 Re7 20. Qh3 Rae8 21. Rd2 Nc5 22. Nxc5 bxc5 23. Nd1 Rd7 24.
c3 Nc6 25. Nf2 d5) 17... g6 18. Rh3 Nb4 19. Qd2 Bf8 20. Qf2 ({RR} 20. Rd1 Rab8
({RR} 20... Rac8 21. Nc1 b5 22. axb5 axb5 23. N1e2 Nxc2 24. Qxc2 b4) 21. Qf2
Bg7 22. Rd2 Ba8 23. Nd4 ({RR} 23. Qh4 Nf8 24. Nd1 Nxc2 25. Bg1 Qc4 26. e5 Bxg2+
27. Rxg2 dxe5) 23... f5 ({RR} 23... e5 24. Nf3 d5) 24. Nde2 ({RR} 24. gxf6 Nxf6
) 24... fxe4 25. Bxe4 Bxe4+ 26. Nxe4 d5 ({RR} 26... Nxc2 27. Nxd6 Red8) 27.
N4c3 Nc6) 20... Bg7 21. Rf1 ({RR} 21. Rd1) 21... Re7 ({RR} 21... Rad8 22. Bd4
Bxd4 23. Nxd4 Qc5) ({RR} 21... Rac8 22. Bd4 Qc4 23. Bxg7 Kxg7 24. Rd1 e5 25.
fxe5 Nc6 26. exd6 Re5 27. Nd2 Qb4 28. Rxh7+ Kxh7 29. Qxf7+ Kh8 30. Qxd7) ({RR} 
21... Rac8 22. Bd4 Qc4 23. Bxg7 Kxg7 24. Rd1) 22. Bd4 ({RR} 22. Qh4 Nf8) ({RR} 
22. Nd4 Qc4 ({RR} 22... f5 23. gxf6 Nxf6) ({RR} 22... e5 23. fxe5) 23. Qd2 e5
24. b3 Qc7 25. fxe5 Nxe5 26. Nde2 Rae8) ({RR} 22. Qh4 Nf8) ({RR} 22. f5 exf5
23. exf5 Bxg2+ 24. Qxg2 ({RR} 24. Kxg2 Bxc3 25. bxc3 Qxc3 26. Qh4 h5 27. gxh6
Rxe3) 24... Rae8) 22... e5 23. fxe5 Bxe5 ({RR} 23... dxe5 24. Be3 Rd8 25. a5
bxa5 26. Nc5 Nf8 27. Nxb7 Qxb7 28. Bb6 Rb8 29. Bxa5 Nc6 30. b4 Ne6 31. Qh4 Nxa5
32. bxa5 Nf4 ({RR} 32... h5 33. gxh6) 33. Qxh7+ Kf8 34. Nd5) ({RR} 23... dxe5
24. Be3 Rd8 25. a5 bxa5 26. Nc5 Nf8 27. Nxb7 Qxb7 28. Bb6 Rb8 29. Bxa5 Nc6 30.
b4 Ne6 31. Qh4 Nxa5 32. bxa5 Nf4 33. Qxh7+ Kf8 34. Nd5 Re6 35. Rhf3 Rd8 36.
Rxf4 ({RR} 36. Nxf4 exf4 37. Rxf4) 36... exf4 37. Nxf4 Qc6 38. e5 {Grischuk,A 
(2717)-Rublevsky,S (2680) Elista 2007 CBM 119 [Marin,M] 1/2-1/2 (49)} ({RR} 38.
h4)) 24. Bxe5 dxe5 ({RR} 24... Nxe5 25. Qh4 h5 26. gxh6 Kh7 27. Nd4) 25. Rf3
Rf8 $146 ({RR} 25... Nf8 26. a5 ({RR} 26. Rf6 Ne6 27. a5 bxa5 28. Nd5 Nxd5 29.
exd5 Nf4 30. d6 Nxg2 31. Kg1 Nf4 32. Rxf4 ({RR} 32. dxc7 Nh3#) 32... Qc6) 26...
bxa5 ({RR} 26... b5 27. Bh3 Bc8 28. Nc5 Bxh3 29. Rxh3 Qxa5 30. Nd3 Nxd3 31.
cxd3 Rd8 32. Qf6 Rdd7 33. Nd5) 27. Nxa5 Rb8 ({RR} 27... Qxa5 28. Rxf7 Qd8 ({RR
} 28... Rxf7 29. Qxf7+ Kh8 30. Qxb7 Re8 31. Bh3) 29. Qf6 Rxf7 30. Qxf7+ Kh8 31.
Qxb7 Nxc2 32. Nd5) 28. Nxb7 Qxb7 ({RR} 28... Rxb7 29. Bh3) 29. Rf6 Qa7 30. Nd5
Nxd5 31. Qxa7 ({RR} 31. exd5 Qxf2 32. R1xf2 Rxb2 ({RR} 32... e4 33. c4 a5) 33.
d6 Rb1+ 34. Rf1 Rxf1+ 35. Rxf1 Rd7 36. Rd1 Rd8 37. Bh3 h6 38. gxh6 f5) 31...
Rxa7 32. exd5 Rxb2 33. d6 Ne6 34. Bd5 ({RR} 34. Bh3 Nxg5 35. d7 Rb8 36. Rc6 Rd8
37. Rc8 Ra8 38. Rd1 Nxh3 39. Rxa8 Rxa8 40. d8=Q+ Rxd8 41. Rxd8+ Kg7 42. c4 Nf2+
43. Kg2 Ne4) 34... Kg7 ({RR} 34... Nf4 35. Bb3 Kg7 36. Rd1 Rd7 37. Ba4 Rd8 38.
d7 Ra2 39. Bb3 Rxd7) ({RR} 34... Nxg5 35. h4 Rb5 36. Bc6 Ne6 37. d7 Nd8 ({RR} 
37... Rb8 38. Rxf7 Nd8 39. Rf8+ Kg7 40. R1f7+ Kh6 41. Re7) 38. Bxb5 axb5 39.
Rd6 ({RR} 39. Rxf7 Nxf7 40. Rxf7 Ra8 41. Re7 Kf8 42. Rxh7 Rd8) 39... Kf8 40.
Rd5) 35. Rxe6 ({RR} 35. Bxe6 fxe6 36. R1f2 ({RR} 36. c4 Rc2) 36... Rd7 37. Rxe6
Rb6 38. Rd2 e4) 35... fxe6 36. Bxe6 Rb6 ({RR} 36... Rxc2 37. d7 Ra8 38. Rf7+
Kh8 39. Re7 Rf2) 37. d7 Ra8 38. Rf7+ Kg8 ({RR} 38... Kh8 39. Re7 ({RR} 39. Bd5
Rd8 40. Re7 Rd6 41. Re8+ Kg7 42. Rxd8 Rxd5 43. c4 Rd1+ 44. Kg2 Kf7 45. Rh8 Rxd7
46. Rxh7+ Ke6 47. Rxd7 Kxd7 48. h4 a5 49. h5 a4 50. h6) 39... Rf8 40. Re8 Rb8
41. Rxb8 Rxb8 42. c4 e4 43. c5 e3 44. Kg2) 39. Re7+ ({RR} 39. Ba2 Rb2 40. Bd5
Rd8 41. Re7+ ({RR} 41. c4 Rd2 42. Re7+ Kf8 43. Rxh7 a5) 41... Kf8 42. Rxh7 e4)
39... Rxe6 40. Rxe6 {Jakovenko,D (2711)-Van Wely,L (2677) Foros 2008 CBM 125 
[Ftacnik,L] 1-0 (53)}) 26. Bh3 Bc6 27. Bg4 Qb7 28. Qe2 Kg7 29. Kg1 b5 30. axb5
axb5 31. Qd2 Qa7+ 32. Kg2 Nc5 33. Qd6 Nxe4 34. Nxe4 Bxe4 35. Qxb4 Bxf3+ 36.
Bxf3 Rc8 37. c3 h6 38. Ra1 Qc7 39. gxh6+ Kxh6 40. Qh4+ Kg7 41. Ra6 e4 42. Bxe4
Qe5 43. Bf3 Rh8 44. Qg3 Qe3 45. Rd6 b4 46. Rd2 bxc3 47. Re2 Qxe2+ 48. Bxe2
Rxe2+ 49. Kf1 cxb2 50. Qc3+ Kg8 51. Qc8+ Kg7 52. Qc3+ Kg8 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "1"]
[White "Molina, Roberto Junio"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "74"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 dxc4 3. e3 e5 4. Nf3 exd4 5. Qxd4 Qxd4 6. Nxd4 Bc5 7. Bxc4 Bxd4
8. exd4 Nc6 9. Be3 Nb4 $146 ({RR} 9... Bf5 10. O-O Na5 11. Na3 Nxc4 12. Nxc4
Nf6 13. Rae1 Bd3 14. Bg5+ Kf8 15. Ne5 Bxf1 16. Rxf1 Ne4 17. Nd7+ Ke8 18. Re1
Kxd7 19. Rxe4 Rae8 20. Rxe8 Rxe8 21. g3 Re2 {0-1 (21) Westphal,N (1065)
-Bartelt,K (1218) Neumuenster 2001}) 10. Na3 Be6 11. Bxe6 fxe6 12. Ke2 O-O-O
13. Rhd1 Ne7 14. Nb5 Nbc6 15. Rd2 Rd7 16. Rad1 Rhd8 17. Bg5 a6 18. Bxe7 Nxe7
19. Nc3 c6 20. g4 Ng6 21. Ke3 Rf8 22. f3 Rdf7 23. Rf2 Kc7 24. Rdf1 Nf4 25. Rd2
g5 26. Rdf2 h6 27. Rd2 Rd8 28. Rfd1 Ng6 29. Ne4 Nh4 30. Rf1 Rdf8 31. Rdf2 e5
32. dxe5 Re7 33. Kd4 Ng6 34. h4 Rxe5 35. hxg5 hxg5 36. Rh1 Rd5+ 37. Kc3 Nf4
1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "1"]
[White "Santiago, Yago"]
[Black "Macedo, Maximo Iack"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "57"]
[EventDate "2009.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 O-O 8. e5
Ne8 9. Bf4 d5 10. Bxc6 bxc6 11. Nxd4 Bd7 12. Nc3 ({RR} 12. Nb3 g6 13. Nc3 Ng7
14. Na4 Qb8 15. Be3 Rd8 16. Nac5 a5 17. a4 Nf5 18. Qd2 Be6 19. Bg5 Bxg5 20.
Qxg5 Qb4 21. Rad1 Rdb8 22. Qf6 Re8 23. Qg5 Reb8 24. h3 Rb6 25. Qf6 Qh4 26. Nxe6
Qxf6 {Kristiansen,J (2365)-Westerinen,H (2465) Esbjerg 1979 1-0 (52)}) 12... c5
13. Nf3 $146 ({RR} 13. Nde2 c6 14. Ng3 Be6 15. b3 Nc7 16. Na4 Rb8 17. Qe2 Rb4
18. Be3 c4 19. Bc5 Rb5 20. Bxe7 Qxe7 21. Nc3 Ra5 22. Qd2 Qb4 23. Rad1 c5 24.
Nh5 h6 25. Nf6+ Kh8 26. Nfxd5 Nxd5 27. Nxd5 Qxd2 {Weinstein,N-Calvo Minguez,R
Portimao 1975 1/2-1/2 (32)}) ({RR} 13. Nb3 c4 14. Nd2 Be6 15. Nf3 c5 16. Qd2
Nc7 17. Bg5 Bxg5 18. Nxg5 h6 19. Nxe6 fxe6 20. b3 cxb3 21. axb3 Nb5 22. Ra4 Qg5
23. Qxg5 hxg5 24. Ne2 Rf5 25. Ng3 Rf4 26. Ra5 Rb4 27. Rea1 c4 {Frois,A (2270)
-Khan,M (2390) Dubai 1986 1/2-1/2 (47)}) 13... c6 14. Ne2 Nc7 15. b3 Bg4 16.
Ng3 Ne6 17. Bd2 f6 18. c3 fxe5 19. Rxe5 Bd6 20. Re1 Bxf3 21. gxf3 Qf6 22. Qe2
Nc7 23. Kg2 Rf7 24. Qd3 Raf8 25. Nh5 Qh4 26. Ng3 Qf6 27. Nh5 Qh4 28. Ng3 Qf6
29. Nh5 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "2"]
[White "Barreto Filho, Carlos A"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "A11"]
[PlyCount "76"]
[EventDate "2009.??.??"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Qc2 O-O 8. Rg1
e5 9. cxd5 cxd5 10. Nb5 Qe7 11. Nxd6 Qxd6 12. d4 exd4 13. Bxd4 Ne4 14. Bd3 Ndf6
15. h3 $146 ({RR} 15. Ke2 Bf5 16. Qb2 Bg6 17. h3 Rac8 18. Rgc1 Nc5 19. Bxg6
hxg6 20. Bxc5 Rxc5 21. Rxc5 Qxc5 22. Rc1 Qb5+ 23. Ke1 Ne4 24. Nd4 Qa6 25. Qe2
Qd6 26. Kf1 a6 27. Kg1 Re8 28. Qc2 Qf6 29. Qb2 Nd6 {Talla,V (2385)-Straka,V 
(2286) Brno 2012 1/2-1/2 (73)}) 15... Bd7 16. Ke2 a6 17. Rgc1 Rfc8 18. Qb2 Bb5
19. Rxc8+ Rxc8 20. Bxb5 axb5 21. Rc1 Ra8 22. Rc2 h6 23. Be5 Qa6 24. Qd4 b4+ 25.
Qd3 Nd7 26. Qxa6 Rxa6 27. Bd4 b6 28. Ne1 Nec5 29. Nd3 Nxd3 30. Kxd3 f6 31. e4
dxe4+ 32. Kc4 Kf7 33. Kxb4 Ke6 34. a4 Kd5 35. Be3 Ra7 36. Kb5 Ra5+ 37. Kb4 Ra7
38. Kb5 Ra5+ 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "2"]
[White "Diamant, Andre"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "58"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. O-O e6 6. c3 a6 7. Ba4 b5 8. Bb3
Bc5 9. cxd4 Bxd4 10. Nc3 ({RR} 10. d3 Ne7 11. Qe2 O-O 12. Be3 Nc6 13. Nc3 Bb7
14. Rac1 Rc8 15. Qd2 Qb6 16. Ne2 Bxe3 17. fxe3 Ne5 18. Nd4 a5 19. a3 b4 20.
axb4 Qxb4 21. Qxb4 axb4 22. Rxc8 Rxc8 23. Rd1 Ba6 24. Bc2 Ng4 {Grutter,T (2338)
-Makarian,R (2545) chess.com INT 2023 0-1 (41)}) 10... Bb7 11. Ne2 $146 ({RR} 
11. d3 Rc8 12. Be3 Qb6 13. Qe2 Ne7 14. Rac1 O-O 15. Qd2 Nc6 16. Ne2 Bxe3 17.
fxe3 Ne5 18. d4 Qd6 19. Rfd1 Rxc1 20. Nxc1 Ng4 21. e5 Qc6 22. Re1 Rc8 23. Nd3
a5 24. h3 Nh6 25. Rc1 Qb6 {Blagojevic,T (1906)-Vasilenko,E Albena 2011 1-0 (58)
}) 11... Bb6 12. Ng3 h5 13. d3 h4 14. Nh5 g6 15. Nf4 Ne7 16. Be3 Bxe3 17. fxe3
Qb6 18. Qe2 Rc8 19. Rf2 f5 20. Raf1 Kd8 21. exf5 gxf5 22. d4 Kc7 23. d5 e5 24.
Rd1 Qd6 25. Nh3 Kb8 26. Qd2 Rcg8 27. Bc2 Qxd5 28. Qxd5 Nxd5 29. Re2 Nxe3 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "2"]
[White "Fier, Alexandr"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "75"]
[EventDate "2009.??.??"]

1. e4 {Atlas,V} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3
Be6 8. f3 Nbd7 9. g4 b5 10. g5 b4 11. Ne2 ({RR} 11. Nd5 Nxd5 12. exd5 Bf5 13.
Bd3 Bxd3 14. Qxd3 Be7 15. Rg1 ({RR} 15. h4 O-O 16. O-O-O a5 17. Nd2 f5 18. gxf6
Nxf6 19. h5 Qc8 20. h6 g6 21. Rhg1 Kh8 22. f4 Ng4) 15... O-O 16. O-O-O a5 17.
Nd2 f5 18. gxf6 Nxf6 19. Kb1 Nh5 20. Rg4 Qd7 21. Rc4 Qf5 22. Qxf5 Rxf5 23. Rc7
Bf8 24. Rb7 Nf6 25. Rb5 Ne8) 11... Nh5 12. Qd2 Be7 13. Ng3 Nf4 ({RR} 13... Nxg3
14. hxg3 a5 15. Bb5) 14. h4 ({RR} 14. Bxf4 exf4 15. Qxf4 Bxg5 16. Qxd6 Be7)
14... h6 ({RR} 14... O-O 15. Qxb4 d5 16. Qd2) 15. gxh6 ({RR} 15. Bxf4 exf4 16.
Nh5 ({RR} 16. Qxf4 hxg5 17. hxg5 Rxh1 18. Nxh1 Ne5) 16... Bxb3 ({RR} 16... hxg5
17. hxg5 ({RR} 17. Nxg7+ Kf8 18. Nxe6+ fxe6 19. Nd4) 17... Bxg5 18. O-O-O ({RR
} 18. Nxg7+ Ke7) 18... O-O 19. Qh2 g6 ({RR} 19... f6 20. Nxg7) 20. Nf6+ Kg7 21.
Nxd7 Qxd7 22. Qh7+ Kf6 23. e5+ Kxe5 24. Qg7+ f6 ({RR} 24... Bf6 25. Re1+ Kf5
26. Bd3+ Kg5 27. Qh6#) 25. Bc4 Qxg7 ({RR} 25... d5 26. Qxd7 Bxd7 27. Rxd5+ Ke6
28. Re1+ Kf7 29. Rxd7#) 26. Rhe1+ Kf5 27. Bxe6#) ({RR} 16... g6 17. Ng7+ Kf8
18. Nxe6+ fxe6 19. Nd4 Nc5 20. Nc6 Qe8 21. Qxf4+) 17. axb3 g6 18. Nxf4 hxg5 19.
Nd5 Rxh4 ({RR} 19... gxh4 20. O-O-O) ({RR} 19... Ne5 20. Be2 Rxh4 21. Rxh4 gxh4
22. Qxb4) 20. Rxh4 gxh4 21. O-O-O ({RR} 21. Qxb4 a5 22. Qa4 Kf8) 21... Nf6 ({RR
} 21... Bg5 22. f4) 22. Bc4 ({RR} 22. Nxe7 Qxe7 23. Qxb4 Rd8 24. Bxa6 Qe5)
22... Nxd5 23. Qxd5 Bg5+ 24. Kb1 Ra7 25. e5 Kf8 ({RR} 25... dxe5 26. Qxe5+ Qe7
27. Qb8+) ({RR} 25... Qa8 26. Qd4) 26. e6 Bf6 ({RR} 26... fxe6 27. Qxe6 Kg7 28.
Rxd6 Qf6 ({RR} 28... Qe7 29. Qxg6+ Kh8 30. Qg8#) 29. Qg8+) 27. exf7 Qe7 28. f4
Qxf7 ({RR} 28... Kg7 29. Qg2 d5 30. Bxd5) ({RR} 28... Rd7 29. Rg1) 29. Qxd6+
Qe7 {Adams,M (2716)-Svidler,P (2713) Dos Hermanas 1999 CBM 071 [Atlas,V] 1-0 
(33)}) ({RR} 15. Nd4 hxg5 16. Nxe6 fxe6 17. hxg5 Rxh1 18. Nxh1 Qc7) 15... Rxh6
({RR} 15... Bxh4 16. Bxf4 exf4 17. Qxf4 Rxh6 18. Bg2 Bxb3 19. axb3 g5 20. Qg4
Nf6 21. Qh3 Nh5) 16. O-O-O Rxh4 $146 ({RR} 16... Bxh4 17. Bxf4 exf4 18. Nf5
Bxf5 19. exf5 Qb6 20. Kb1 Bg5 21. Bc4 Ne5 22. Qg2 f6 23. Be6 Ke7 24. Nd4 Qb7
25. Bb3 Rah8 26. Rhe1 Qb6 27. Qe2 Kd7 28. Qe4 Kc7 29. a3 bxa3 30. bxa3 Rh2 31.
Ka2 {Wang,H (2605)-Bu,X (2640) Wuxi 2006 1-0 (37)}) 17. Rxh4 Bxh4 18. Nf5 Bxf5
19. exf5 Be7 20. Qxb4 a5 21. Qa4 Kf8 22. Bb5 Nf6 23. Bc6 Rc8 24. Nxa5 Qc7 25.
Qb5 Rb8 26. Qa6 Ne2+ 27. Qxe2 Qxa5 28. a4 d5 29. Bb5 Qc7 30. Qh2 Rc8 31. Ba6
Ra8 32. Rg1 Bc5 33. Bxc5+ Qxc5 34. Bb5 Rc8 35. Kb1 e4 36. fxe4 Nxe4 37. Rd1 Rc7
38. Rxd5 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "2"]
[White "Leitao, Rafael"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "82"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Ne2 b6 9. O-O Bb7 10. f3 Nc6 11. Be3 Qd7 12. Rc1 Na5 13. Bd3 c5 14. d5 c4 15.
Bc2 e6 16. dxe6 Qxe6 17. Nd4 Qe7 18. Qd2 Nc6 19. Bh6 $146 ({RR} 19. Ba4 Nxd4
20. cxd4 f5 21. Bg5 Qa3 22. Bb5 fxe4 23. Bxc4+ Kh8 24. fxe4 Bxe4 25. Bh6 Bxh6
26. Qxh6 Qd6 27. Qe3 Bf5 28. d5 Rfe8 29. Qd4+ Qe5 30. Qxe5+ Rxe5 31. Bb3 Re7
32. Rfe1 Rxe1+ 33. Rxe1 Rd8 {Singh,S (2299)-Hossain,E (2426) Kolkata 2002 1/
2-1/2 (51)}) 19... Nxd4 20. cxd4 c3 21. Qe3 Bxh6 22. Qxh6 b5 23. Qe3 b4 24.
Rfd1 Bd5 25. Bb1 Rac8 26. Qf2 Bc4 27. d5 Rfd8 28. Qd4 a5 29. d6 Qe6 30. e5 Bxa2
31. Be4 Bb3 32. Re1 Qc4 33. Qf2 Qc5 34. Re3 Qxe5 35. Bxg6 Qxd6 36. Bf5 Rc5 37.
Rd3 Rd5 38. Qh4 h6 39. Rxd5 Qxd5 40. Qg3+ Kf8 41. Be4 Qd4+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "2"]
[White "Macedo, Maximo Iack"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "58"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 O-O 6. O-O Na6 7. Re1 c5 8. Bxa6
cxd4 9. Bxb7 Bxb7 10. Nxd4 Rc8 11. Nb3 Rxc3 12. bxc3 Nxe4 13. Qd3 Nxc3 14. Be3
$146 ({RR} 14. Bd2 Qc7 15. Nd4 Na4 ({RR} 15... Rc8 16. Bxc3 Qxc3 17. Qxc3 Rxc3
18. Rxe7 ({RR} 18. Nb5 Rxc2 19. Rac1 Rxa2 20. Rxe7) 18... Bxd4 19. Rxb7 Rxc2
20. Rf1 Rxa2) 16. Rab1 Ba8 ({RR} 16... Nc5) 17. f3 Nc5 18. Qe3 e5 ({RR} 18...
Re8) 19. Nb5 Qd7 20. c4 ({RR} 20. Red1) 20... e4 21. Bc3 exf3 22. gxf3 Qh3 23.
Bxg7 Bxf3 24. Qf2 Kxg7 25. Re3 Qf5 26. Rbe1 Nd3 27. Qxf3 Qxf3 28. Rxf3 Nxe1 {
Smyslov,V-Larsen,B Monte Carlo 1967 1/2-1/2 (41)}) 14... Nd5 15. Rab1 Qc7 16.
c4 Nxe3 17. Qxe3 Bf6 18. Rec1 Ba6 19. Nd4 Rc8 20. Nb5 Qd7 21. a4 Rc5 22. Nc3
Bb7 23. Ne4 Bxe4 24. Qxe4 Kg7 25. Rb5 Rc7 26. Qa8 Bd4 27. Qd5 Qg4 28. Re1 Rxc4
29. Rb3 Qe2 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "2"]
[White "Vescovi, Giovanni"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "83"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 Nbd7 7. c5 c6 8. Bd3
b6 9. b4 Bb7 10. O-O Nh5 11. Qc2 Nxf4 12. exf4 g6 13. Rfb1 Qc7 14. g3 Rfb8 15.
h4 a5 16. a3 Ba6 17. Kg2 $146 ({RR} 17. Ne5 Bxd3 18. Qxd3 Nxe5 19. fxe5 Ra7 20.
Ra2 axb4 21. axb4 {1/2-1/2 (21) Sabas,J (2274)-Molina,R (2400) Mar del Plata
2012}) 17... Bxd3 18. Qxd3 Ra7 19. Re1 axb4 20. axb4 Rba8 21. Rxa7 Qxa7 22. Qc2
bxc5 23. bxc5 Qa6 24. Rb1 Bf6 25. Ne2 Ra7 26. Nc1 Kg7 27. Nd3 Qc8 28. h5 Qa8
29. Qc1 Ra2 30. Nde5 Nxe5 31. fxe5 Bd8 32. Qf4 Ra1 33. Ng5 Bxg5 34. Rxa1 Qxa1
35. Qxg5 Qa8 36. h6+ Kg8 37. g4 Qf8 38. Kg3 Qe8 39. Qf6 Kf8 40. Kg2 Qd7 41.
Qg7+ Ke7 42. Qxh7 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "3"]
[White "Bittencourt, Jorge"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "C83"]
[PlyCount "55"]
[EventDate "2009.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5
Be6 9. Be3 Be7 10. c3 O-O 11. Nbd2 Nc5 12. Bc2 Bg4 13. Qb1 g6 14. h3 Bxf3 ({RR
} 14... Be6 15. Re1 Qd7 16. Nf1 a5 17. Ng3 a4 18. Qc1 Rfd8 19. Bxc5 Bxc5 20.
Nh5 gxh5 21. Qh6 Bf5 22. Bxf5 Qxf5 23. Qxc6 Bb6 24. e6 fxe6 25. Rxe6 Qc2 26.
Rf1 Rab8 27. Rh6 Qf5 28. Re1 Rf8 29. Rhe6 {Bologan,V (2585)-Prasad,D (2405)
Linares 1999 1-0 (33)}) ({RR} 14... Be6 15. Re1 Re8 16. Nb3 Nxb3 17. axb3 Qd7
18. b4 a5 19. Bd3 Reb8 20. bxa5 Nxa5 21. b4 Nc4 22. Rxa8 Rxa8 23. Bd4 c6 24.
Re2 Ra4 25. Re1 Qb7 26. Qc1 Qa8 27. Kh2 Kg7 28. Ng5 Qd8 29. Nf3 {Tukhaev,A 
(2534)-Grivas,E (2396) Sharjah UAE 2023 1-0 (49)}) 15. Nxf3 Re8 16. b4 $146 ({
RR} 16. Re1 Bf8 17. Bg5 Qd7 18. Qc1 Bg7 19. Bf4 Ne6 20. Bg3 Ne7 21. Qd2 Nc8 22.
Rad1 Nb6 23. b3 a5 24. Nh2 h5 25. f4 Bh6 26. Nf3 Ng7 27. Bf2 Rab8 28. Kh2 Ne6
29. g3 c5 30. Be3 Qe7 {Pipitone,A-Wagman,S (2290) Arco 1989 1-0 (42)}) 16...
Na4 17. Bxa4 bxa4 18. Qd3 Bf8 19. Bf4 Bg7 20. Rfe1 a5 21. b5 Na7 22. Red1 Rb8
23. Rab1 c6 24. bxc6 Rxb1 25. Qxb1 Nxc6 26. Qb5 Qa8 27. Rxd5 Rb8 28. Qxa4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "3"]
[White "Matsuura, Everaldo"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "B32"]
[PlyCount "68"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8.
Nc4 b5 9. Ne3 Nf6 10. Bd3 O-O 11. O-O Rb8 ({RR} 11... Nb4 12. Be2 Be6 13. Bf3
Nc6 14. g3 Nd4 15. Bg2 Rc8 16. a3 a5 17. Bd2 Qb6 18. b4 a4 19. g4 g6 20. Rc1 h6
21. Kh1 Bc4 22. Rg1 Ne6 23. f3 Nf4 24. Nxc4 Rxc4 25. Bf1 Rxc3 26. Bxc3 {
Naiditsch,A (2691)-Hracek,Z (2615) Rijeka 2010 1/2-1/2 (41)}) 12. Kh1 $146 ({RR
} 12. Ned5 Nxd5 13. Nxd5 Bg5 14. Bxg5 Qxg5 15. c3 Qd8 16. Qe2 Be6 17. a4 Bxd5
18. exd5 Ne7 19. axb5 axb5 20. Ra7 Nxd5 21. Bxh7+ Kh8 22. Bc2 Nf6 23. Rd1 Kg8
24. g4 g6 25. Qf3 b4 26. Ra6 Qc8 {Arvola,B (2495)-Gullaksen,E (2324) Fagernes
NOR 2019 0-1 (46)}) ({RR} 12. Ncd5 Nxd5 13. exd5 Nb4 14. Bf5 a5 15. a3 Na6 16.
b4 g6 17. Bxc8 Qxc8 18. Bd2 f5 19. f3 Qb7 20. Qe2 f4 21. Nd1 Qxd5 22. Nc3 Qc4
23. Qxc4+ bxc4 24. Nd5 Kf7 25. Rfd1 Ke6 26. Be1 Bd8 {Lam,C (1744)-Rahman,Z 
(2436) Penang MAS 2023 0-1 (43)}) ({RR} 12. Ncd5 Nxd5 13. Nxd5 Bg5 14. c3 Be6
15. Bc2 Bxc1 16. Rxc1 a5 17. Qd3 b4 18. Ba4 Bxd5 19. Qxd5 Ne7 20. Qd2 bxc3 21.
bxc3 Qc7 22. Rfd1 Rfd8 23. Bb3 h6 24. Qe2 Ng6 25. g3 Nf8 26. Rd3 Ne6 {Unzicker,
W (2455)-Pils,W (2370) Graz 1984 1/2-1/2}) 12... Bd7 13. Bd2 Nb4 14. Be2 Be6
15. a3 Nc6 16. Be1 Qd7 17. Bd3 Bd8 18. f4 exf4 19. Rxf4 Ne5 20. Ncd5 Bxd5 21.
Nxd5 Nxd5 22. exd5 g6 23. a4 Bg5 24. Rb4 bxa4 25. Raxa4 Rxb4 26. Rxb4 a5 27.
Rb5 Re8 28. Bxa5 Ng4 29. Bb6 Be3 30. Bxe3 Rxe3 31. Qd2 Rxd3 32. Rb8+ Kg7 33.
cxd3 Qa7 34. Rc8 Nf2+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "3"]
[White "Mekhitarian, Krikor"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "B56"]
[PlyCount "81"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. h3 e5 7. Nf3 Be7 8. Bc4
O-O 9. a3 ({RR} 9. Bg5 Be6 10. Bb3 Rc8 11. Bxf6 Bxf6 12. Nd5 Bg5 13. O-O Na5
14. c3 Bh6 15. Nh2 Kh8 16. Ng4 f5 17. exf5 Bxf5 18. Bc2 Be6 19. Qd3 Bf5 20. Qe2
Be6 21. Rad1 Nc4 22. Be4 Bg5 23. b3 Nb6 {Sawlin,L (2405)-Souleidis,G (2410)
Germany GER 2023 0-1 (37)}) 9... Be6 10. Ba2 Rc8 11. O-O Qd7 $146 ({RR} 11...
a6 12. Re1 Nb8 13. Nh2 Nbd7 14. Nf1 Re8 15. Qf3 Bf8 16. Ne3 g6 17. Rd1 b5 18.
Ned5 Nxd5 19. Bxd5 Bxd5 20. Nxd5 Rxc2 21. Nb4 Rc4 22. b3 Rd4 23. Re1 Qf6 24.
Be3 Qxf3 25. gxf3 Nc5 26. Bxd4 {Priyadharshan,K (2369)-Singh,S (2245) Bhiwani
2010 1/2-1/2 (41)}) 12. Re1 Rfd8 13. Bg5 h6 14. Bxf6 Bxf6 15. Nd5 Be7 16. Qd3
Bf8 17. Rad1 Ne7 18. Re2 Nxd5 19. Bxd5 Bxd5 20. Qxd5 Qa4 21. Qxb7 Rxc2 22. b3
Qc6 23. Qxc6 Rxc6 24. Rd3 Rdc8 25. g4 Rc3 26. Rxc3 Rxc3 27. Re3 Rxe3 28. fxe3
f6 29. Kf1 Kf7 30. Ke2 Ke6 31. Kd3 d5 32. exd5+ Kxd5 33. e4+ Kc6 34. a4 Ba3 35.
Kc4 Bc1 36. Nh4 Bg5 37. Nf5 g6 38. Ne7+ Kd6 39. Nxg6 Ke6 40. h4 Be3 41. h5 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "3"]
[White "Milos Jr, Gilberto"]
[Black "Diamant, Andre"]
[Result "1/2-1/2"]
[ECO "B36"]
[PlyCount "83"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8.
Bg5 Bg7 9. Qd2 O-O 10. Bd3 Be6 11. O-O a6 12. Rac1 b5 13. cxb5 axb5 14. a3 Bd7
$146 ({RR} 14... Rb8 15. b4 d5 16. exd5 Nxd5 17. Ne4 f6 18. Nc5 {1/2-1/2 (18)
Varga,Z-Brendel,O (2340) Kecskemet 1989}) 15. Qe2 h6 16. Bxf6 Bxf6 17. Bxb5
Bxb5 18. Nxb5 Qb6 19. b3 Bb2 20. Qxb2 Qxb5 21. Rc4 Rfb8 22. Rc3 Qe5 23. Rfc1
Qxe4 24. b4 Qd5 25. h3 e5 26. Qb3 Qxb3 27. Rxb3 Ra4 28. Rc7 e4 29. Rbc3 Kg7 30.
Rd7 Rba8 31. Rcc7 Rf8 32. Rxd6 Rxa3 33. Re7 Rd3 34. Rde6 Rd1+ 35. Kh2 Rd2 36.
Kg3 Rd3+ 37. Kh2 Rd2 38. Rxe4 Rxf2 39. Re2 Rf5 40. Rb7 Rd8 41. Rb2 h5 42. Rc7
1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "3"]
[White "Molina, Roberto Junio"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "95"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. Nf3 O-O 6. e4 d6 7. h3 e5 8. Bg5 h6
9. Be3 Nh7 ({RR} 9... Nh5 10. Qd2 Kh7 11. Bd3 Nd7 12. Ne2 Qf6 13. Rb1 Re8 14.
Nh2 Qe7 15. O-O Nf8 16. g4 Nf6 17. Ng3 a6 18. Kg2 Ng8 19. a3 a5 20. b3 Bf6 21.
Nf3 Kg7 22. Rg1 Nh7 23. b4 axb4 24. axb4 {Bacrot,E (2653)-Degraeve,J (2602)
Marseille 2001 1/2-1/2 (41)}) ({RR} 9... Kh7 10. Bd3 Na6 11. a3 Nc7 12. b4 b6
13. Rb1 Nh5 14. g3 Qe7 15. Ng1 Re8 16. Qc2 Kh8 17. Nge2 Qf8 18. bxc5 bxc5 19.
f3 f5 20. Bd2 Re7 21. O-O Rf7 22. Kg2 Ne8 23. Nc1 Qe7 24. N3e2 {Roos,A (2275)
-Julien,J (2087) Angers FRA 2023 1-0 (52)}) ({RR} 9... b5 10. cxb5 a6 11. Qd2
g5 12. h4 g4 13. Bxh6 Nh5 14. Bxg7 Kxg7 15. Qg5+ Qxg5 16. hxg5 Nf4 17. Nd2 axb5
18. Nxb5 Rd8 19. Nc4 Ra6 20. Rh6 Ng6 21. Ne3 Rb6 22. g3 Na6 23. Nf5+ Kg8 24. a3
{Fier,A (2595)-Moreno,W (2190) Rio de Janeiro 2009 1-0}) 10. Qd2 h5 11. g4 $146
({RR} 11. Be2 f5 12. g3 Na6 13. exf5 gxf5 14. Bh6 Qf6 15. Bxg7 Kxg7 16. Nh4 Qh6
17. f4 Nf6 18. O-O-O Bd7 19. Rdf1 e4 20. Nd1 e3 21. Qc3 Kh7 22. a3 b5 23. Qa5
Ne4 24. Rf3 Bc8 25. cxb5 Nb8 {Kojovic,D (2367)-Bozovic,V (2202) Belgrade 2006
1-0}) 11... f5 12. gxf5 gxf5 13. exf5 Bxf5 14. Be2 b5 15. cxb5 a6 16. b6 Nd7
17. O-O-O Nxb6 18. Rdg1 Kh8 19. Ng5 Nf6 20. Ne6 Bxe6 21. Bh6 Ra7 22. Bxg7+ Rxg7
23. Rxg7 Kxg7 24. dxe6 Nh7 25. Rg1+ Kh8 26. Qh6 Qf6 27. Rg6 Qe7 28. Ne4 Nd5 29.
Ng5 Rxf2 30. Nf7+ Rxf7 31. exf7 Qxf7 32. Bc4 a5 33. a3 e4 34. Rxd6 Qf4+ 35.
Qxf4 Nxf4 36. h4 Kg7 37. Rc6 Nf6 38. Rxc5 a4 39. Ra5 Ng6 40. Be2 Kh6 41. Rf5
Kg7 42. Bxh5 Nxh4 43. Ra5 e3 44. Rxa4 Nf5 45. Bf3 Kf7 46. Rc4 Ke6 47. Kc2 Ke5
48. Kd3 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "3"]
[White "Santiago, Yago"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "D45"]
[PlyCount "129"]
[EventDate "2009.??.??"]

1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 e6 5. d4 a6 6. a4 c5 7. dxc5 Bxc5 8. Be2
O-O 9. O-O Nc6 10. b3 dxc4 11. Qxd8 $146 ({RR} 11. Bxc4 Qe7 12. Bb2 Na5 13. Nd2
Rd8 14. Qe2 Nxc4 15. Nxc4 Bd7 16. e4 Bc6 17. Rad1 Rxd1 18. Rxd1 Rd8 19. Rc1 h6
20. Na5 Be8 21. e5 Nd5 22. Ne4 Ba3 23. Nc4 Bxb2 24. Qxb2 Nf4 25. Qc2 Rd4 {
Kulikov,A-Komliakov,V (2500) Moscow 1996 0-1 (46)}) ({RR} 11. bxc4 b6 12. Qxd8
Rxd8 13. Ba3 Na5 14. Bxc5 bxc5 15. Rfd1 Bb7 16. Ne5 Kf8 17. f3 Ke7 18. Rab1
Rac8 19. Kf1 Rxd1+ 20. Nxd1 Ne8 21. Ke1 Nd6 22. Nb2 Rc7 23. Kd2 f6 24. Ng4 Bc6
25. Bd3 Rb7 {Arkhipov,V (2127)-Ivanov,O (2491) Zaporozhye 2010 0-1 (34)}) 11...
Rxd8 12. Bxc4 b6 13. Ba3 Bxa3 14. Rxa3 Bb7 15. Raa1 Kf8 16. Rab1 Rac8 17. Rfc1
Nb4 18. Rd1 Ke7 19. Kf1 Rxd1+ 20. Rxd1 Nd7 21. Nd2 Nc5 22. Rb1 Rd8 23. Ke2 Bxg2
24. Rg1 Bh3 25. e4 Ncd3 26. Rxg7 Nf4+ 27. Ke3 Ng2+ 28. Ke2 Kf6 29. Rg3 Nf4+ 30.
Kd1 h5 31. Kc1 h4 32. Re3 e5 33. Nf3 Bg4 34. Nxh4 Rh8 35. Nf5 Rxh2 36. f3 Bxf5
37. exf5 Kxf5 38. Bxf7 Nfd3+ 39. Kd1 Nb2+ 40. Kc1 N2d3+ 41. Kd1 Kf4 42. Nd5+
Nxd5 43. Rxd3 Ne3+ 44. Kc1 Kxf3 45. Rd6 Rh7 46. Be8 Rh1+ 47. Kb2 Rh2+ 48. Kb1
e4 49. Rf6+ Ke2 50. Re6 Kd3 51. Bg6 Rh1+ 52. Ka2 Rh2+ 53. Kb1 Kc3 54. Rxe4 Nd5
55. Re1 Kb4 56. Bc2 Ka3 57. Rf1 Nb4 58. Be4 Kxb3 59. Rf3+ Kxa4 60. Rf6 b5 61.
Rf3 Ka5 62. Rf6 Na2 63. Bb7 Nc3+ 64. Kc1 Kb4 65. Rxa6 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "4"]
[White "Barreto Filho, Carlos A"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "83"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c6 4. Qd2 Nbd7 5. f3 Qa5 6. e4 dxe4 7. Nxe4 Qxd2+ 8.
Nxd2 g6 ({RR} 8... e6 9. O-O-O h6 10. Bh4 c5 11. Bf2 cxd4 12. Bxd4 Bc5 13. Nb3
Bxd4 14. Rxd4 b6 15. Ne2 Bb7 16. Nc3 Ke7 17. Be2 g5 18. Re1 h5 19. Nd2 g4 20.
g3 Ne5 21. f4 Nc6 22. Ra4 Rhd8 23. f5 {Bromann,T (2411)-Aagaard,J (2505)
Odense 2012 1/2-1/2 (37)}) 9. O-O-O $146 ({RR} 9. Bc4 Bg7 10. Ne2 O-O 11. O-O
c5 12. Rfe1 a6 13. a4 b6 14. Ba2 Bb7 15. Nc4 Nd5 16. c3 Rab8 17. Rad1 h6 18.
Bc1 cxd4 19. Nxd4 Rfd8 20. a5 b5 21. Ne3 N5f6 22. Ng4 Nxg4 23. fxg4 e5 {
Treppner,G (2310)-Dydyshko,V (2505) Germany 1994 1/2-1/2 (73)}) 9... Bg7 10.
Ne2 O-O 11. Nc3 b6 12. Nc4 Re8 13. Bd3 Bb7 14. Rhe1 Rad8 15. Bf1 Nf8 16. Ne5
Ne6 17. Be3 Nc7 18. Bf2 Nfd5 19. Nxd5 cxd5 20. Bg3 Rc8 21. Kb1 f6 22. Nd3 Kf7
23. h4 e6 24. h5 g5 25. Nf2 Ba6 26. Bxa6 Nxa6 27. Ng4 Nb4 28. Re2 Nc6 29. Rd3
Na5 30. f4 f5 31. Ne5+ Bxe5 32. dxe5 Rg8 33. b3 b5 34. Be1 Nb7 35. Bf2 a6 36.
g4 gxf4 37. gxf5 Rg2 38. fxe6+ Kxe6 39. Rf3 Kf5 40. e6 Nc5 41. e7 Ne4 42. Kb2
0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "4"]
[White "Diamant, Andre"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "102"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 a5 7. O-O O-O 8. Nc3
d6 9. Rc1 Nbd7 10. Re1 ({RR} 10. Bg5 h6 11. Bxf6 Nxf6 12. Na4 d5 13. c5 b5 14.
Nc3 Ba6 15. Ne5 Qe8 16. a3 Bxc3 17. bxc3 Nd7 18. f4 Nxe5 19. fxe5 b4 20. axb4
axb4 21. cxb4 Qb5 22. Rf2 Qxb4 23. e3 Bc4 24. Qd2 Qb3 {Salov,V (2665)-Jussupow,
A (2625) Paris 1991 1/2-1/2 (42)}) 10... h6 ({RR} 10... Bxc3 11. Bxc3 Ne4 12.
Nd2 Nxc3 13. Rxc3 Bxg2 14. Kxg2 e5 15. dxe5 Nxe5 16. Nf3 Re8 17. Nxe5 Rxe5 18.
e4 Qe8 19. Rce3 Qc6 20. Qe2 Rae8 21. Kg1 Qc5 22. Qd3 h6 23. b3 Qb4 24. R1e2 a4
25. Kg2 {Hosek,M (2146)-Cvek,R (2476) Czech Republic CZE 2023 0-1 (65)}) 11. d5
e5 12. Nh4 $146 ({RR} 12. e4 Nc5 13. Qc2 c6 14. Nh4 cxd5 15. exd5 Re8 16. Ne4
Ncxe4 17. Bxe4 b5 18. Bxb4 axb4 19. Bg2 bxc4 20. Qxc4 Qb6 21. Nf5 Bc8 22. Ne3
Bd7 23. Qc7 Reb8 24. Qxb6 Rxb6 25. Nc4 Rba6 26. a3 bxa3 {Filipovic,S (2183)
-David,A (2595) Schifflange 2017 1/2-1/2 (67)}) 12... Nc5 13. Qc2 Bc8 14. a3
Bxc3 15. Bxc3 a4 16. e4 Kh8 17. Rcd1 Ng8 18. f4 exf4 19. e5 fxg3 20. hxg3 Qg5
21. e6 Ne7 22. Qf2 f5 23. Rd4 Ba6 24. Nf3 Qg6 25. Nh4 Qg5 26. Rf1 Kg8 27. Nf3
Qg6 28. Nd2 b5 29. Qe2 bxc4 30. g4 f4 31. Rdxf4 Rxf4 32. Rxf4 Rf8 33. Rxf8+
Kxf8 34. Ne4 Nd3 35. Ng3 Kg8 36. Nf5 Nxf5 37. gxf5 Nf4 38. fxg6 Nxe2+ 39. Kf2
Nf4 40. Bd4 Kf8 41. Ke3 Nh5 42. Bf3 Nf6 43. Bxf6 gxf6 44. Bh5 Kg7 45. e7 Bb5
46. Kd4 f5 47. Ke3 Be8 48. Kd4 Bb5 49. Kc3 f4 50. Kb4 Be8 51. Kxc4 f3 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "4"]
[White "Fier, Alexandr"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "77"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. d5 Ne5 5. Qd4 Ng6 6. Nf3 e5 7. Qxc4 Bd6 8. Nc3
({RR} 8. h4 Bd7 9. Nc3 a6 10. a4 h6 11. Qb3 Nf6 12. Qxb7 O-O 13. a5 Qe7 14. Qb3
c6 15. h5 Rfb8 16. Qc2 Nf8 17. Bc4 cxd5 18. Bxd5 Nxd5 19. Nxd5 Qd8 20. Bd2 Bg4
21. Bc3 Bxf3 22. gxf3 Ne6 {Volkov,S (2609)-Volzhin,A (2544) Dubai 2002 1-0})
8... a6 9. g3 $146 ({RR} 9. h4 h6 10. h5 N6e7 11. Be2 Nf6 12. Nh4 c6 13. dxc6
Nxc6 14. Be3 Be6 15. Qd3 Qc7 16. Nf5 Bxf5 17. exf5 Rd8 18. Qc4 b5 19. Qh4 Nd4
20. Bxd4 exd4 21. Ne4 Bb4+ {1/2-1/2 (21) Stryjecki,M (2430)-Tazbir,M (2303)
Krakow 2003}) 9... N8e7 10. h4 O-O 11. h5 Nh8 12. h6 g6 13. Ng5 c6 14. Qb3 cxd5
15. exd5 Nf5 16. Bg2 Nd4 17. Qd1 f6 18. Nge4 Nf7 19. O-O Nf5 20. Nxd6 N7xd6 21.
Na4 b6 22. Bd2 Rb8 23. Rc1 Bd7 24. Nc3 Nf7 25. Qe2 a5 26. Nb5 N7xh6 27. Na7 Nd4
28. Qd1 Nhf5 29. Re1 Rb7 30. Nc6 Bxc6 31. dxc6 Rc7 32. b4 axb4 33. Bxb4 Re8 34.
Qd3 Kg7 35. Be4 Ne7 36. Qa6 Nexc6 37. Qxb6 Rc8 38. Qb7+ Rc7 39. Qb6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "4"]
[White "Leitao, Rafael"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "39"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 Bf6 8. O-O
O-O 9. Rc1 c5 10. d5 exd5 11. cxd5 Nxd2 12. Nxd2 d6 13. Nde4 Ba6 ({RR} 13...
Be5 14. f4 Bd4+ 15. Kh1 Ba6 16. Qd2 Qe7 17. g4 Nd7 18. Rfe1 g6 19. g5 Bg7 20.
a4 h6 21. Bf3 hxg5 22. Nxg5 Rfe8 23. e4 Qf6 24. Bg4 Nf8 25. h4 Re7 26. e5 dxe5
27. d6 Ree8 28. d7 {Gelfand,B (2703)-Almasi,Z (2644) Monte Carlo 2002 1-0 (33)}
) ({RR} 13... Be5 14. Qd2 Ba6 15. Rfe1 g6 16. Qh6 Bg7 17. Qf4 Be5 18. Qh6 Bg7
19. Qf4 Be5 20. Qh6 Bg7 {1/2-1/2 (20) Lagunow,A (2341)-Lagunow,R (2410) Berlin
GER 2023}) 14. Nxf6+ $146 ({RR} 14. Qd2 Bd4 15. Rfe1 g6 16. e3 Bg7 17. f4 Re8
18. b4 cxb4 19. Nd1 Bb7 20. Qxb4 Na6 21. Qd2 Nc5 22. Ndf2 Rc8 23. Ng5 Na4 24.
Rxc8 Qxc8 25. Rc1 Nc5 26. Nf3 Qa8 27. Nd4 a6 28. Nc6 Qc8 {Malakhatko,V (2530)
-Genov,P (2463) Feffernitz 2012 1/2-1/2 (38)}) 14... Qxf6 15. Re1 Rd8 16. Qa4
Bb7 17. Qf4 Qxf4 18. gxf4 Nd7 19. e4 Nf8 20. f5 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "4"]
[White "Macedo, Maximo Iack"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "91"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Qc2 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 Nbd7 8. cxd5
exd5 9. Bd3 c6 10. Nge2 Re8 11. O-O Nh5 12. Bxe7 Qxe7 13. Rae1 Nf8 14. a3 ({RR
} 14. Nc1 Qg5 15. f4 Qd8 16. Qf2 Nf6 17. Bc2 b6 18. Qg3 Qd6 19. Nb3 a5 20. Nd2
Ba6 21. Rf2 b5 22. Nf3 c5 23. Nh4 Nh5 24. Nf5 Qf6 25. Qg4 g6 26. Nxd5 Qd8 27.
e4 b4 28. Rd1 Bc8 {Caruana,F (2782)-Moussard,J (2661) Dusseldorf GER 2023 1-0 
(38)}) ({RR} 14. Nc1 Nf6 15. f3 Ne6 16. Nb3 a5 17. a3 a4 18. Nc1 c5 19. N1e2
Bd7 20. Ng3 Rac8 21. Qf2 Qf8 22. Bc2 b5 23. Nf5 g6 24. Qh4 Nh5 25. Nxd5 Ng5 26.
f4 Ne4 27. Nfe7+ {1-0 (27) Dreev,A (2606)-Matlakov,M (2662) chess.com INT 2023}
) 14... g6 $146 ({RR} 14... Bd7 15. b4 b6 16. Qb3 Nf6 17. Ng3 Be6 18. Qa4 h5
19. Rc1 Rac8 20. Nce2 g6 21. Ba6 Rb8 22. Nf4 Bd7 23. Be2 h4 24. Nh1 c5 25. b5
c4 26. Bf3 Be6 27. Rfe1 Qd7 28. Bd1 Bf5 29. Bc2 {Greicius,P (2076)-Sliwicka,A 
(2284) Bialystok POL 2022 0-1 (67)}) 15. Ng3 Nxg3 16. fxg3 Be6 17. e4 Qd7 18.
e5 Qe7 19. Ne2 Rac8 20. b4 a5 21. Qd2 axb4 22. axb4 Kg7 23. Rf6 b6 24. Ref1 c5
25. Nf4 cxd4 26. Nxe6+ fxe6 27. Qf4 Rc7 28. Qg4 Kh8 29. Bxg6 Qg7 30. Qh5 Rec8
31. Be8 Nh7 32. Rxh6 Qxh6 33. Qxh6 Rxe8 34. Qh4 d3 35. Qd4 Ng5 36. Qh4+ Nh7 37.
Qd4 Ng5 38. Qxd3 Ne4 39. Qe3 Kg7 40. Qxb6 Ree7 41. b5 Nc3 42. Qe3 d4 43. Qg5+
Kh7 44. Rf6 Kh8 45. Rh6+ Rh7 46. Qd8+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "4"]
[White "Mekhitarian, Krikor"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "89"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. N1c3 a6 8. Na3
f5 9. exf5 Bxf5 10. Bd3 Be6 11. Nc2 Nf6 12. O-O O-O 13. b3 Kh8 ({RR} 13... Qd7
14. Bg5 Rae8 15. Qd2 Nh5 16. Be4 Bxg5 17. Qxg5 Nf4 18. Rad1 Rf6 19. Rd2 Ne7 20.
Ne3 Nf5 21. Nxf5 Bxf5 22. Bxf5 Rxf5 23. Qg4 Ref8 24. Ne4 Qc6 25. Re1 d5 26. Ng3
R5f6 27. cxd5 Nxd5 28. Qe4 {Kamsky,G (2725)-Radjabov,T (2761) Nice 2009 1-0 
(61)}) ({RR} 13... Qd7 14. Ba3 Rfd8 15. Nd5 Nxd5 16. cxd5 Bxd5 17. Bxh7+ Kxh7
18. Qxd5 Bf6 19. Rad1 Ne7 20. Qd3+ Kg8 21. Ne3 Qe6 22. f4 exf4 23. Rxf4 Be5 24.
Rh4 Ng6 25. Rg4 Nf4 26. Qf5 Re8 27. Kh1 Rac8 28. g3 {Can,I (2488)-Halkias,S 
(2516) Tornelo INT 2023 1/2-1/2 (42)}) 14. Bb2 Rc8 $146 ({RR} 14... Bg4 15. Be2
Bxe2 16. Qxe2 d5 17. Nxd5 Nxd5 18. cxd5 Qxd5 19. Rad1 Qe6 20. Ne3 Bc5 21. Nd5
Rad8 22. Qe4 Rd7 23. Qc4 Ba7 24. Ne3 Qxc4 25. bxc4 Rfd8 26. Rxd7 Rxd7 27. Rd1
Rxd1+ 28. Nxd1 Na5 29. Bxe5 {Markantonaki,H (2115)-Guichard,P (2103) Herceg
Novi 2005 0-1 (51)}) ({RR} 14... Qe8 15. Ne4 Nh5 16. Ne3 Nf4 17. Ng3 Rf6 18.
Be4 Qf7 19. Bc3 Rd8 20. Nd5 Rh6 21. Qf3 Bg5 22. Rad1 Rf8 23. Ne2 Nh3+ 24. gxh3
Qxf3 25. Bxf3 Rxf3 26. Kg2 Rfxh3 27. Rh1 Bg4 {0-1 (27) Abdullah,A (2083)
-Rahman,M (2316) Dhaka 2009}) 15. Ne3 b5 16. cxb5 axb5 17. Nxb5 d5 18. Rc1 d4
19. Nf5 Qd7 20. Nxe7 Nxe7 21. Qe2 Rxc1 22. Rxc1 Ned5 23. Qxe5 Ng4 24. Qxd4 Rf4
25. Rc8+ Bg8 26. Rd8 Qe7 27. Rxg8+ Kxg8 28. Qxd5+ Kh8 29. Bc3 Nxf2 30. Qe5 Qf8
31. Be2 Ng4 32. Qxg7+ Qxg7 33. Bxg7+ Kxg7 34. Bxg4 Rxg4 35. Kf2 Kf6 36. g3 Ke5
37. Kf3 Rg7 38. a4 Kd5 39. Kf4 Rf7+ 40. Kg5 Rf2 41. h4 Rf3 42. g4 Rxb3 43. h5
Rb4 44. Kf5 Rxa4 45. Nc3+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "5"]
[White "Bittencourt, Jorge"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "71"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 d6 7. Bg2 Bd7 8. O-O
Nf6 9. a4 Be7 10. Nxc6 Bxc6 11. a5 O-O 12. Be3 Nd7 13. Na4 f5 14. Nb6 Nxb6 15.
Bxb6 Qd7 16. Qe2 fxe4 17. Bxe4 Bxe4 18. Qxe4 Bf6 ({RR} 18... Bd8 19. Bd4 Bf6
20. Rad1 d5 21. Qe3 Qc6 22. c3 Rae8 23. f4 Qb5 24. Bc5 Rf7 25. b4 Rc7 26. Rf3
Qc4 27. Re1 Rcc8 28. Qd3 Qxd3 29. Rxd3 Kf7 30. f5 exf5 31. Rxe8 Kxe8 32. Rxd5
Bxc3 33. Rxf5 {Malakhov,V (2722)-Naiditsch,A (2712) Danzhou 2017 1/2-1/2 (65)})
19. c3 d5 20. Rad1 $146 ({RR} 20. Qg4 Rac8 21. Rfe1 Qe8 22. Rad1 Qf7 23. Rd3
Rc4 24. Qd1 Rfc8 25. Rde3 R4c6 26. Qg4 Re8 {1-0 (26) Kudrin,S (2575)
-Wojtkiewicz,A (2580) Las Vegas 1993}) 20... Qc6 21. Qe2 Bd8 22. Bxd8 Raxd8 23.
Rd3 Rfe8 24. Re3 Qb5 25. Re1 Qxe2 26. R1xe2 Kf7 27. f4 g6 28. g4 d4 29. cxd4
Rxd4 30. Re4 Rd5 31. b4 h5 32. h3 Rb5 33. Kf2 hxg4 34. hxg4 b6 35. axb6 Rxb6
36. f5 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "5"]
[White "Matsuura, Everaldo"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "A33"]
[PlyCount "89"]
[EventDate "2009.??.??"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. a3 a6 7. e4 ({RR} 7.
Bg5 Be7 8. Qd2 O-O 9. e3 d5 10. cxd5 Nxd4 11. Qxd4 Nxd5 12. Bxe7 Nxe7 13. O-O-O
Qxd4 14. Rxd4 e5 15. Rd6 Be6 16. Be2 Rac8 17. Rhd1 Rc7 18. h3 Nc8 19. Rd8 Nb6
20. Kb1 Nd7 21. Nd5 Rxd8 {Navara,D (2708)-Polgar,J (2682) Prague 2010 0-1 (57)}
) 7... Bc5 8. Nb3 Ba7 9. Be2 $146 ({RR} 9. c5 O-O 10. Be3 b6 11. Be2 b5 12. O-O
Bb7 13. f4 d6 14. Qe1 Qe7 15. Qf2 dxc5 16. Bxc5 Bxc5 17. Nxc5 Rac8 18. b4 e5
19. Nd5 Nxd5 20. exd5 Nd4 21. Nxb7 Qxb7 22. fxe5 Nxe2+ 23. Qxe2 Qxd5 {Seletsky,
G (2281)-Adithya A Chullikkad (2196) chess.com INT 2023 1-0 (59)}) 9... Qc7 10.
O-O Ne5 11. c5 Qc6 12. Qd4 Ng6 13. e5 Nd5 14. Nxd5 Qxd5 15. Qxd5 exd5 16. Bf3
O-O 17. Bxd5 Nxe5 18. Bf4 Bb8 19. Rad1 Nf3+ 20. Bxf3 Bxf4 21. Na5 Rb8 22. Nc4
Bc7 23. Nd6 b6 24. Nxc8 Rfxc8 25. Rxd7 bxc5 26. Bd5 Be5 27. Bxf7+ Kh8 28. b3
Rc7 29. Rfd1 Rf8 30. g3 Rxd7 31. Rxd7 Bb2 32. a4 a5 33. Kg2 g6 34. h4 Bd4 35.
f4 Kg7 36. Bc4+ Kh8 37. h5 gxh5 38. Bd3 Bg7 39. Kh3 Rb8 40. Kh4 Bf6+ 41. Kxh5
Rxb3 42. Rxh7+ Kg8 43. Bc4+ Kxh7 44. Bxb3 Kg7 45. g4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "5"]
[White "Milos Jr, Gilberto"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "B88"]
[PlyCount "201"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Bb3 a6 8. Be3
Qc7 9. f4 Be7 10. O-O O-O 11. Qe2 ({RR} 11. g4 b5 12. g5 Nd7 13. f5 Nc5 14. f6
Bd8 15. Qh5 Nxd4 16. Bxd4 Nxb3 17. axb3 e5 18. fxg7 Kxg7 19. Qh6+ Kh8 20. Qxf8#
{1-0 (20) Papadopoulos,P (1814)-Alygizakis,A (1368) Porto Rio 2016}) 11... b5
12. a3 ({RR} 12. f5 Nxd4 13. Bxd4 b4 14. fxe6 bxc3 15. exf7+ Rxf7 16. Bxf7+
Kxf7 17. Qh5+ Kg8 18. Bxf6 Qa7+ 19. Kh1 gxf6 20. Qd5+ Kf8 21. bxc3 Qb7 22. Qh5
Qxe4 23. Qh6+ Kf7 24. Rae1 Qg6 25. Qe3 Bf8 26. Qe8+ Kg8 {Friedel,J (2465)
-Zavadsky,P (2283) Las Vegas 2006 1-0 (31)}) 12... Rb8 $146 ({RR} 12... Bb7 13.
Kh1 Nxd4 14. Bxd4 e5 15. Bg1 Rae8 16. f5 Bc6 17. Rad1 Qb7 18. Nd5 Bxd5 19. Bxd5
Nxd5 20. Rxd5 f6 21. c3 Rc8 22. Rf3 Rf7 23. Rh3 Bf8 24. Qh5 h6 25. Qg6 Kh8 26.
Rdd3 d5 27. Rdg3 {Schmid,H (2243)-Funke,D (2198) Wuerttemberg 2001 1-0 (31)}) (
{RR} 12... h6 13. h3 Nxd4 14. Bxd4 e5 15. fxe5 dxe5 16. Be3 Bb7 17. Bf2 Rad8
18. Rad1 b4 19. axb4 Bxb4 20. Nd5 Nxd5 21. Bxd5 Bc5 22. Bxf7+ Rxf7 23. Rxd8+
Qxd8 24. Bxc5 Rxf1+ 25. Kxf1 Qf6+ 26. Qf3 Bxe4 27. Qxf6 {Davila Liceaga,
J-Hernandez Belmontes,H Hermosillo 2001 1/2-1/2 (44)}) 13. f5 Nxd4 14. Bxd4 b4
15. axb4 Rxb4 16. Bf2 exf5 17. exf5 d5 18. Kh1 Bb7 19. Ra4 Rxa4 20. Bxa4 Bd6
21. Bd4 Bxh2 22. Bxf6 gxf6 23. Bb3 Rd8 24. Re1 Be5 25. Qf3 Qd7 26. Rxe5 fxe5
27. Qg3+ Kf8 28. f6 Qe6 29. Qg7+ Ke8 30. Ba4+ Bc6 31. Bxc6+ Qxc6 32. Qg8+ Kd7
33. Qxf7+ Kc8 34. Qg7 Rd6 35. Qf8+ Kb7 36. Qe7+ Qd7 37. Qxe5 Qe6 38. Qxe6 Rxe6
39. Nxd5 Kc6 40. c4 Re1+ 41. Kh2 Kd6 42. b4 Rc1 43. Ne3 Ke6 44. Kg3 Kxf6 45.
Kf4 Ke6 46. Ke4 Rb1 47. Nd5 Kd6 48. g4 Rc1 49. Kd4 Rd1+ 50. Ke4 Rd2 51. Ne3 Rf2
52. Nf5+ Ke6 53. Ne3 Rd2 54. Nd5 Kd6 55. Ne3 Ra2 56. Kd4 Ke6 57. Nd5 h6 58. Ne3
Rf2 59. Ke4 Rb2 60. Nd5 Kd6 61. Kd4 Rb3 62. Ke4 Ra3 63. Kd4 Ra1 64. Ne3 Rh1 65.
Nf5+ Kc6 66. Ne3 Rb1 67. Nd5 Rf1 68. Ne3 Rf8 69. Ke5 Re8+ 70. Kd4 Rg8 71. Ke5
Rg5+ 72. Kf4 Kd7 73. Ke4 Ke6 74. Kd4 Rg8 75. Ke4 Rb8 76. Nd5 Rb7 77. Kd4 Rg7
78. Ne3 Rg8 79. Ke4 Kf6 80. Kd4 Ke6 81. Ke4 Kf6 82. Kd4 Kg5 83. c5 Rd8+ 84. Ke5
Re8+ 85. Kd4 Rd8+ 86. Ke5 Re8+ 87. Kd4 Rb8 88. c6 Rxb4+ 89. Kc5 Rb8 90. c7 Rc8
91. Kb6 a5 92. Kb7 Rxc7+ 93. Kxc7 a4 94. Nc4 Kxg4 95. Kb6 h5 96. Kb5 h4 97.
Kxa4 Kf4 98. Nd2 h3 99. Nf1 Kf3 100. Nh2+ Kg2 101. Ng4 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "5"]
[White "Molina, Roberto Junio"]
[Black "Diamant, Andre"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "85"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 c5 7. d5 e6 8. Nge2
exd5 9. cxd5 Re8 10. O-O b5 11. Nxb5 Nxe4 12. Bxe4 Rxe4 13. Nec3 Re8 14. Bf4
Bf8 15. Qd2 a6 16. Na3 Nd7 17. Nc4 Nb6 18. Na5 Bf5 19. Rfe1 $146 ({RR} 19. Rad1
Qd7 20. f3 h5 21. Rfe1 Bg7 22. Ne4 Bxe4 23. fxe4 f5 24. Qc2 Bd4+ 25. Be3 Bxe3+
26. Rxe3 Qb5 27. Qd2 c4 28. exf5 Qc5 29. Rde1 Ra7 30. b4 {1-0 (30) Murey,J 
(2500)-Quinteros,M (2515) New York,NY 1983}) 19... Qd7 20. f3 h5 21. Ne4 Bxe4
22. fxe4 Bg7 23. Rac1 h4 24. Nc6 h3 25. b4 Na4 26. Qc2 Nc3 27. bxc5 dxc5 28.
Qd3 Nxa2 29. Rxc5 a5 30. Qc4 Bf8 31. d6 Nb4 32. Nxb4 axb4 33. Rc7 Rec8 34. Qd5
Rxc7 35. dxc7 Qa4 36. e5 b3 37. e6 b2 38. exf7+ Kh7 39. Qe6 Qd4+ 40. Be3 Qd6
41. c8=Q Ra1 42. Qxh3+ Kg7 43. Qc3+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "5"]
[White "Santiago, Yago"]
[Black "Barreto Filho, Carlos A"]
[Result "1/2-1/2"]
[ECO "A15"]
[PlyCount "66"]
[EventDate "2009.??.??"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. Bg2 e5 7. d3 Nc6 8. Nbd2 (
{RR} 8. e3 Nh5 9. Nc3 f5 10. Qe2 Kh8 11. Nd2 Be6 12. O-O-O Nf6 13. f4 Bg8 14.
Bxc6 bxc6 15. fxe5 dxe5 16. e4 Qd6 17. Rhf1 Nd7 18. Na4 Rae8 19. Nf3 Qe7 20.
Kc2 Be6 21. Qg2 Kg8 22. h3 fxe4 {Graf,F (2493)-Piorun,K (2551) Germany 2014 1/
2-1/2 (43)}) ({RR} 8. Nc3 Bg4 9. h3 Bd7 10. O-O Rb8 11. e3 e4 12. dxe4 Nxe4 13.
Na4 Bxb2 14. Nxb2 Re8 15. Nd3 Ne7 16. Nd4 c5 17. Nb5 a6 18. Bxe4 axb5 19. Nf4
bxc4 20. bxc4 Nf5 21. Qd3 b5 22. Bd5 Qf6 {Fernandez Madrid,C (2105)-Hernando
Rodrigo,J (2240) Barcelona ESP 2023 0-1 (57)}) 8... Nh5 9. Rb1 f5 10. a3 $146 (
{RR} 10. O-O g5 11. e3 g4 12. Ne1 Nf6 13. f3 gxf3 14. Bxf3 Bh6 15. Ng2 Nb4 16.
Qe2 Nxa2 17. e4 Nb4 18. exf5 Bxf5 19. Ne4 Qd7 20. Ne3 Bxe4 21. dxe4 Bxe3+ 22.
Qxe3 Nc6 23. Be2 Qg7 24. Rf5 Ne7 {Tchantcev,C (2216)-Antic,D (2479) Paleochora
2014 1/2-1/2 (52)}) 10... a5 11. e3 f4 12. O-O fxe3 13. fxe3 Bh6 14. Qe2 Bg4
15. Ne4 Qd7 16. Bc3 Rf7 17. Rf2 Raf8 18. Rbf1 b6 19. b4 axb4 20. axb4 Ne7 21.
Qe1 Bxf3 22. Rxf3 Rxf3 23. Rxf3 Rxf3 24. Bxf3 Bg7 25. Qe2 Nf6 26. Qa2 Nxe4 27.
Bxe4 Bf6 28. Kg2 Kg7 29. b5 d5 30. cxd5 Qxb5 31. Kf2 Qc5 32. Qb3 Nf5 33. Bxf5
gxf5 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "5"]
[White "Vescovi, Giovanni"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E90"]
[PlyCount "98"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. h3 Bg7 8. Nf3
O-O 9. Bd3 b5 10. Bxb5 Nxe4 11. Nxe4 Qa5+ 12. Nfd2 Qxb5 13. Nxd6 Qa6 14. N2c4
Nd7 15. O-O Ne5 16. Nxc8 Raxc8 17. Nxe5 Bxe5 18. Re1 Qf6 ({RR} 18... Rfe8 19.
Bg5 Bd4 20. Rc1 Qd6 21. Qa4 Re5 22. Rxe5 Qxe5 23. Qd7 Rb8 24. Bh6 Qf6 25. Rc2
Rd8 26. Qc7 Rxd5 27. Re2 Rd8 28. Qxa7 g5 29. Qc7 Kh8 30. h4 gxh4 31. Bf4 Kg7
32. b3 Rd5 33. Kh1 {Meier,G (2664)-Gashimov,V (2740) Novi Sad 2009 0-1 (42)})
19. Bh6 Rfe8 20. Qd2 Bd4 $146 ({RR} 20... Bxb2 21. Rxe8+ Rxe8 22. Rd1 Bd4 23.
Qf4 Qxf4 24. Bxf4 Rd8 25. d6 f6 26. Rb1 Rd7 27. Kf1 Kf7 28. Re1 h5 29. g4 hxg4
30. hxg4 a5 31. Ke2 Be5 32. Bxe5 fxe5 33. Rc1 Rxd6 34. Rxc5 a4 35. Rxe5 {
Rustemov,A (2525)-Neagu,R (2314) chess.com INT 2023 1-0 (69)}) 21. Rad1 Red8
22. Bg5 Bxf2+ 23. Qxf2 Qxg5 24. d6 Rd7 25. Re2 Kg7 26. Kh1 Qf6 27. Qg3 Rcd8 28.
Red2 Re8 29. b3 Re4 30. Rd5 c4 31. bxc4 Rxc4 32. R5d2 Rf4 33. Qe3 h5 34. Kg1
Rf5 35. Qe8 Qe6 36. Qxe6 fxe6 37. Rc2 Rf8 38. Re2 Re8 39. Re4 e5 40. Rd5 Kf6
41. Kf2 Re6 42. Ra4 Rexd6 43. Rxd6+ Rxd6 44. Rxa7 Rd2+ 45. Kf3 e4+ 46. Kxe4
Rxg2 47. Kf3 Rc2 48. Ra5 Rc3+ 49. Kg2 Rc2+ 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "6"]
[White "Barreto Filho, Carlos A"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "A65"]
[PlyCount "68"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nge2 Bg7 8. Ng3
O-O 9. Be2 a6 10. a4 Nbd7 11. O-O Re8 12. f3 Rb8 13. Be3 Ne5 14. Qd2 h5 15. Bg5
Qa5 16. f4 Ned7 17. f5 Qb4 18. fxg6 fxg6 19. e5 Rxe5 20. Bf4 h4 21. Bxe5 Nxe5
22. Nh1 Qd4+ 23. Qxd4 cxd4 24. Nd1 Nxd5 25. Nhf2 Bf5 26. Bf3 Nxf3+ 27. gxf3 Ne3
28. Nxe3 dxe3 29. Ng4 Bxb2 30. Ra2 Bd4 31. Kg2 Kg7 32. Re1 $146 ({RR} 32. Rc1
Rc8 33. Ra3 Bxg4 34. fxg4 Bc5 {0-1 (34) Barreto Filho,C (2277)-Fier,A (2653)
Americana 2009}) 32... Re8 33. Ra3 Bxg4 34. fxg4 Bc5 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "6"]
[White "Diamant, Andre"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "137"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. g3 b5 6. Bg2 Bb7 7. O-O Nd7 8. e4
Ngf6 9. e5 Nd5 10. Ng5 h6 ({RR} 10... Be7 11. Nce4 h6 12. Qh5 O-O 13. Nf3 f5
14. exf6 N7xf6 15. Qe5 Qd7 16. Nc5 Bxc5 17. dxc5 Rae8 18. h3 Qe7 19. Be3 Nxe3
20. Qxe3 Nd5 21. Qe4 Qxc5 22. Ne5 Rf5 23. Rae1 Nf6 24. Qe2 Qd6 25. f4 {
Eynullayev,A (2265)-Volkov,M (2260) chess.com INT 2023 1-0 (38)}) 11. Nge4 $146
({RR} 11. Qh5 g6 12. Qh3 Nxc3 13. bxc3 Nb6 14. Nxe6 fxe6 15. Qxe6+ Qe7 16.
Bxc6+ Bxc6 17. Qxc6+ Kf7 18. Rb1 Qe6 19. Qf3+ Kg7 20. Rxb5 Rd8 21. a4 Be7 22.
a5 Rd5 23. Rxd5 Qxd5 24. Qg4 Qxa5 25. Qe6 Re8 {Dunnington,A (2285)-Tiller,B 
(2400) Gausdal 1987 0-1 (33)}) ({RR} 11. Nxe6 fxe6 12. Qh5+ Ke7 13. Ne4 Qe8 14.
Bg5+ hxg5 15. Qxh8 Qg6 16. Nd6 Rb8 17. a4 b4 18. Be4 Qh6 19. Qg8 Qh5 20. Nxc4
Qf7 21. Qh8 Kd8 22. Nd6 Qe7 23. f4 gxf4 24. Bxd5 exd5 25. Rxf4 Kc7 {Lodici,L 
(2489)-Kukelko,A (2312) lichess.org INT 2020 1-0 (42)}) 11... Qb6 12. a4 a6 13.
Qg4 O-O-O 14. Rd1 g5 15. Qh5 c5 16. axb5 axb5 17. Nxd5 Bxd5 18. Be3 Qc6 19.
Qxf7 cxd4 20. Rxd4 Nxe5 21. Qf6 Rg8 22. Qxe5 Bg7 23. Rxd5 Qxd5 24. Ra8+ Qxa8
25. Nd6+ Rxd6 26. Qc5+ Kd7 27. Bxa8 Rxa8 28. Qxb5+ Kc7 29. Qxc4+ Rc6 30. Qb4
Bf6 31. Kg2 Rc8 32. Qe4 Kd7 33. Qh7+ Be7 34. Qxh6 g4 35. Qg7 Rc4 36. Bf4 Rb4
37. Bd2 Re4 38. Qh7 Re5 39. Qg6 Rd5 40. Bf4 Rb5 41. Qd3+ Rd5 42. Qe2 Rg8 43.
Qa6 Rf8 44. b4 Rff5 45. Be3 Rb5 46. Bc5 Rbxc5 47. bxc5 Bxc5 48. Qa4+ Kd6 49.
Qxg4 Rxf2+ 50. Kh3 e5 51. Qd1+ Bd4 52. g4 Kd5 53. g5 e4 54. g6 Rf3+ 55. Kg4 Rf2
56. Qb3+ Kc5 57. Qa3+ Kc4 58. Qc1+ Kd3 59. Qb1+ Ke3 60. Qe1+ Re2 61. Qg3+ Kd2
62. Kf5 e3 63. Ke4 Bc3 64. g7 Bxg7 65. Qxg7 Rxh2 66. Qb2+ Kd1 67. Qxh2 e2 68.
Kd3 e1=N+ 69. Kc3 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "6"]
[White "Leitao, Rafael"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "145"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. g4 Be6 8. h4
Bd6 ({RR} 8... Bxh4 9. Qb3 g5 10. Be5 f6 11. Bh2 Bxg4 12. Qxb7 Qe7 13. Qxe7+
Nxe7 14. Be2 Bxe2 15. Kxe2 Nd7 16. Nf3 Nf5 17. Rac1 Nb6 18. e4 dxe4 19. Nxe4
Kf7 20. Rxc6 Nd5 21. Rc5 Rad8 22. Nxh4 Nxh4 23. Nd6+ {Giri,A (2785)-So,W (2815)
chess.com INT 2017 0-1 (47)}) ({RR} 8... Bxh4 9. Qb3 b6 10. Nf3 Be7 11. Qc2 g6
12. Ne5 Nf6 13. Be2 Qc8 14. g5 Nfd7 15. Nb5 Bf5 16. Qc1 O-O 17. Nxd7 Nxd7 18.
Nc7 Bxg5 19. Bd6 Be7 20. Qxc6 Bxd6 21. Qxd6 Rb8 22. Nxd5 Qc2 23. Qh2 {Toncheva,
N (2195)-Gkavardinas,A (2101) Prague CZE 2023 1-0 (52)}) 9. Nh3 h5 $146 ({RR} 
9... Ne7 10. h5 h6 11. Bd3 Qd7 12. Rg1 a5 13. Bxd6 Qxd6 14. f4 g6 15. hxg6 fxg6
16. Qf3 Rf8 17. Rd1 Nd7 18. Rd2 O-O-O 19. Rf2 Rf7 20. Qg3 Nf6 21. Qh4 Nfg8 22.
Rgf1 Rdf8 23. Ng1 Qd7 24. Na4 {Butskhrikidze,A (1974)-Gordienko,A Urgup 2004
0-1 (36)}) ({RR} 9... Ne7 10. Bd3 Na6 11. Bxa6 bxa6 12. Bxd6 Qxd6 13. Nf4 c5
14. Rg1 Rb8 15. Qa4+ Nc6 16. dxc5 Qxc5 17. O-O-O O-O 18. Nfxd5 Rfc8 19. Rd2 Ne5
20. Qd4 Nf3 21. Qxc5 Rxc5 22. Rgd1 Nxd2 23. Rxd2 Bxg4 24. Nb4 {Guthrie,D (2183)
-Eggleston,T Edinburgh 2003 0-1 (34)}) 10. Qb3 Bc8 11. Bxd6 Qxd6 12. g5 Ne7 13.
Nf4 Nd7 14. a4 g6 15. a5 O-O 16. Qa3 Qxa3 17. Rxa3 Re8 18. b4 Nf5 19. Be2 a6
20. Nd3 Kg7 21. Na4 Nf8 22. Nac5 Re7 23. Ne5 Be6 24. f3 Rae8 25. Kf2 Bc8 26.
Bd3 Nd6 27. Re1 Nd7 28. Nexd7 Bxd7 29. e4 Be6 30. Raa1 dxe4 31. fxe4 Bc8 32. e5
Nf5 33. Bxf5 Bxf5 34. Ke3 Rd8 35. Rf1 Be6 36. Rf6 Bc8 37. Raf1 Bh3 38. R1f4 Bc8
39. Kd3 Bg4 40. Kc3 Rde8 41. Rd6 Rf8 42. Rf2 Rfe8 43. Kc4 Bf5 44. Na4 Be6+ 45.
Kc5 Bg4 46. Kb6 Bc8 47. Nc5 Bg4 48. Ne4 Be6 49. Nc5 Bg4 50. Rff6 Bc8 51. Nd3
Be6 52. Nf4 Bc8 53. Nxg6 fxg6 54. Rxg6+ Kf8 55. Rdf6+ Rf7 56. Rh6 Ke7 57. Rxf7+
Kxf7 58. Kc7 Ke7 59. Rxh5 Bf5 60. Rh6 Rc8+ 61. Kxb7 Rd8 62. Rd6 Rh8 63. Kxa6
Rxh4 64. Kb6 Be4 65. a6 Rh1 66. a7 Ra1 67. g6 Ra4 68. g7 Bh7 69. b5 cxb5 70.
Kb7 Be4+ 71. d5 Kf7 72. Rd7+ Kg8 73. e6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "6"]
[White "Macedo, Maximo Iack"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "A47"]
[PlyCount "84"]
[EventDate "2009.??.??"]

1. d4 {Rellstab,L} Nf6 2. Nf3 e6 3. Bf4 ({RR} 3. c4) ({RR} 3. g3) 3... b6 4. e3
Bb7 5. Nbd2 d6 6. Bd3 Nbd7 7. O-O ({RR} 7. h3) 7... Qe7 8. e4 h6 ({RR} 8... e5
9. Bg3 g6 10. dxe5 dxe5 11. Nc4 Nh5 12. Bh4 f6 13. Ne3 c6 14. Nc4 Rd8 15. Re1
Bg7 16. Bf1 Nb8 17. Qc1 O-O 18. c3 Bc8 19. Qc2 Be6 20. Rad1 Nf4 21. Bg3 Nh5 22.
Bh4 Nf4 23. Bg3 {Korneev,O (2463)-Franco Alonso,A (2421) Linares ESP 2023 1/
2-1/2}) 9. Qe2 g5 10. Bg3 Bg7 $146 ({RR} 10... Nh5 11. Ba6 ({RR} 11. e5 g4 12.
Nh4) 11... Bxa6 12. Qxa6 Bg7 13. c3 O-O 14. Rfe1 g4 15. Nh4 Bf6 16. Qb5 ({RR} 
16. Qe2 Bxh4 ({RR} 16... Ng7 17. Qxg4 h5 18. Qh3) 17. Qxg4+ Qg5 18. Qxh4) 16...
c5 17. e5 ({RR} 17. Qe2 cxd4) 17... dxe5 18. dxe5 ({RR} 18. Ne4 Bg5 19. dxe5
Nxg3 20. fxg3 Nxe5 21. Nf2 Bf6 22. Qe2 h5 23. h3) 18... Bxh4 19. Bxh4 Qxh4 20.
Re4 ({RR} 20. Qxd7 Rad8) 20... Qg5 {0-1 (20) Bonta,G-Mueller,R Germany
SouthWest 1976 EXT 1999 [Rellstab,L]}) ({RR} 10... Nh5 11. Ba6 Bxa6 12. Qxa6
Bg7 13. c3 O-O 14. Qb7 c5 15. dxc5 bxc5 16. Nc4 Nxg3 17. hxg3 Rfb8 18. Qc7 Bf8
19. Rad1 Nb6 20. Qxe7 Bxe7 21. Nxd6 Na4 22. Ne5 Nxb2 23. Rd2 Bxd6 24. Rxd6 Rd8
25. Rc6 {Rowe,P (1988)-Van Hoolandt,P (2115) Saint Peter Port 2015 0-1 (51)})
11. Ne1 h5 12. h4 Nh7 13. hxg5 Nxg5 14. c3 h4 15. Bh2 e5 16. f4 exf4 17. Bxf4
h3 18. Bxg5 Qxg5 19. Rf5 Qh6 20. g4 Qh4 21. Kh1 O-O-O 22. Nef3 Qe7 23. a4 Kb8
24. a5 Nf6 25. axb6 cxb6 26. g5 Ne8 27. Ba6 Ba8 28. Bc4 f6 29. Re1 Nc7 30. Qh2
Bb7 31. gxf6 Bxf6 32. Qf4 Rdf8 33. d5 Bg7 34. Nb3 Rxf5 35. exf5 Be5 36. Nxe5
dxe5 37. Qxe5 Qxe5 38. Rxe5 b5 39. Bxb5 Bxd5+ 40. Rxd5 Nxd5 41. Nd4 Kc7 42. Be2
Kd6 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "6"]
[White "Mekhitarian, Krikor"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "119"]
[EventDate "2009.??.??"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7.
Nb3 Be6 8. f3 h5 9. Nd5 Bxd5 10. exd5 Nbd7 11. Qd2 g6 12. O-O-O Nb6 ({RR} 12...
Rc8 13. Kb1 Bg7 14. c4 O-O 15. Be2 Re8 16. Rc1 b6 17. Rhf1 Nc5 18. Nxc5 bxc5
19. Bg5 Rb8 20. Rc2 e4 21. Qf4 e3 22. g4 a5 23. Rg1 a4 24. Bxf6 Bxf6 25. gxh5
Be5 26. Qg5 Qb6) ({RR} 12... Bg7 13. Qb4 Qc7 14. Na5 O-O 15. Nc4 Ne8 16. Nb6
Nxb6 17. Bxb6 Qe7 18. Kb1 Nf6 19. c4 Rfc8 20. Bd3 Nd7 21. Be3) 13. Qa5 ({RR} 
13. c4 Rc8 14. Na5 Nfxd5 15. Bg5 Qxg5 16. Qxg5 Bh6 17. Qxh6 Rxh6 18. Nxb7 Kd7)
13... Bh6 ({RR} 13... Nfd7 14. Kb1 Bh6 15. Bf2) 14. Bxh6 Rxh6 15. Kb1 Rc8 ({RR
} 15... Kf8 16. c4 Kg7 17. Be2 Rh8 18. Rc1 h4 19. Rhd1 Nbd7 20. Qb4 Qc7 21. c5
a5 22. Qa3 dxc5 23. Nxc5 Nxc5 24. d6 Qd7 25. Rxc5 Qf5+ 26. Bd3 Qf4 27. h3 Rhd8
28. Rc4 Qe3 29. Rc7 Qb6 30. Be4 {Jiang,L (2352)-Wang,I (2127) Las Vegas USA
2023 1/2-1/2 (35)}) 16. Qb4 Qc7 $146 ({RR} 16... Kf8 17. c4 Kg7 18. g3 Rh8 ({RR
} 18... g5 19. Bd3 g4 20. f4) 19. Rc1 Qc7 20. Bh3 Rce8 21. Rhd1 ({RR} 21. Rhe1
Nbd7 22. Re3 Ra8) 21... Re7 ({RR} 21... e4 22. c5 Nbxd5 ({RR} 22... dxc5 23.
Nxc5 Qd6 24. fxe4 Rxe4 ({RR} 24... Nxe4 25. Qd4+ Nf6 26. Nxb7) 25. Qa3 Qe5 26.
Nxe4 Qxe4+ 27. Qd3) 23. Rxd5 Nxd5 24. Qd4+ Nf6 25. cxd6 Qb8 26. Nd2 exf3 27. d7
Re7 28. Rc8 Rxd7 29. Bxd7 Rxc8 30. Ne4) 22. a3 ({RR} 22. c5 Nbxd5 23. Rxd5 Nxd5
24. Qd2 Qc6 25. Na5 Qc7 ({RR} 25... Qb5 26. cxd6 Ree8 27. Bf1) 26. Nb3) 22...
Rd8 ({RR} 22... e4 23. c5 dxc5 ({RR} 23... Nbxd5 24. Rxd5 Nxd5 25. Qd4+) 24.
Nxc5 Nbxd5 25. Ne6+ fxe6 26. Rxc7 Rxc7 27. Qb3) 23. Nd2 Nbd7 ({RR} 23... e4 24.
Qc3 ({RR} 24. Nxe4 Nxe4 25. fxe4 Rxe4 26. Bg2) ({RR} 24. f4 e3 25. Nf3 e2 26.
Re1 Rde8) 24... Na4 25. Qc2 ({RR} 25. Qd4 exf3 26. Rf1 Qc5) 25... Nc5 26. fxe4
Nfxe4 27. Nxe4 Nxe4) 24. Qc3 a5 ({RR} 24... Nc5 25. b4 Ncd7 26. g4) 25. Bxd7 ({
RR} 25. g4) 25... Nxd7 ({RR} 25... Rdxd7 26. Rf1 Qb6 27. Ne4 Nxe4 28. fxe4 Rc7
29. Qf3) 26. f4 Nf6 ({RR} 26... Nc5 27. Re1 f6) 27. Rf1 b6 ({RR} 27... b5 28.
fxe5 Rxe5 ({RR} 28... dxe5 29. Qf3) 29. Nf3 Rf5 30. Nh4 ({RR} 30. Nd4 Rxf1 31.
Rxf1 Qxc4 32. Ne6+ fxe6 33. Qxf6+ Kh6 ({RR} 33... Kh7 34. Rc1)) 30... Re5 31.
cxb5) 28. h3 Qd7 ({RR} 28... b5) 29. f5 ({RR} 29. fxe5 dxe5 ({RR} 29... Rxe5
30. Nf3 Rf5 31. g4) 30. Rce1) 29... Rf8 ({RR} 29... gxf5 30. Qe3 Nh7 31. Nf3)
30. Qe3 e4 ({RR} 30... a4 31. Ne4 Nxe4 32. Qxe4 f6 33. g4) 31. g4 {Anand,V 
(2799)-Topalov,V (2780) Wijk aan Zee 2008 CBM 122 [Ftacnik,L] 1-0 (40)}) ({RR} 
16... Nfxd5 17. Rxd5 Nxd5 18. Qd2 Qc7 ({RR} 18... Nf4 19. g3 Qf6 20. gxf4 Qxf4
21. Qd5 Rc7 22. Nd2) 19. c4 Nf4 20. g3 b5 21. cxb5 Ne6 22. Be2 Rh8 23. Rc1) 17.
c4 Kf8 18. h4 Rh8 19. Rc1 Kg7 20. g3 Nbd7 21. Bh3 b6 22. f4 Rce8 23. f5 Nc5 24.
Qc3 a5 25. Rhf1 Rhf8 26. Nd2 e4 27. Rce1 Re5 28. Re3 Qe7 29. Qd4 Kh7 30. Qc3
Qd8 31. Nb3 Nxb3 32. axb3 Kg7 33. fxg6 fxg6 34. Rfe1 Kh7 35. Be6 Qe7 36. b4 Qc7
37. Rc1 axb4 38. Qxb4 Qc5 39. Qxc5 bxc5 40. Rce1 g5 41. Rb3 Kg6 42. Rb6 Rd8 43.
Rb7 e3 44. Kc2 Re4 45. Kd3 gxh4 46. gxh4 Rd4+ 47. Kxe3 Rxh4 48. Rg1+ Kh6 49.
Rgg7 Rxc4 50. Rgf7 Ng4+ 51. Kd2 Kg5 52. Rh7 Rb4 53. Rbg7+ Kf4 54. Rxh5 Ne5 55.
Rh4+ Kf3 56. Rh3+ Kf4 57. Rh4+ Kf3 58. Rh3+ Kf4 59. b3 Rdb8 60. Ke2 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "6"]
[White "Santiago, Yago"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "B60"]
[PlyCount "71"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Qb6 7. Nb3 e6 8.
Bxf6 gxf6 9. Qd2 Bd7 10. O-O-O O-O-O 11. f4 Kb8 12. Kb1 Bc8 ({RR} 12... h5 13.
Be2 Na5 14. Rhf1 Be7 15. Rf3 Nxb3 16. axb3 Qc5 17. Rh3 h4 18. Bg4 Bc6 19. Rd3
Rhg8 20. h3 a6 21. Qe1 Rh8 22. Nd5 Bf8 23. b4 Qa7 24. Nxf6 Be7 25. Nh5 Qb6 26.
Bf3 Qb5 27. Rd4 {Jakovenko,D (2732)-Romanov,E (2624) Taganrog 2011 1/2-1/2 (52)
}) 13. Be2 h5 14. h4 $146 ({RR} 14. Rhf1 h4 15. Rf3 Rg8 16. Bf1 Rg4 17. Rd3 Bh6
18. Ne2 d5 19. h3 Rgg8 20. exd5 Nb4 21. Rd4 Rxd5 22. Qe1 Rxd4 23. Rxd4 Bf8 24.
Qxh4 Be7 25. Qh7 Rf8 26. Nc3 f5 27. Qg7 Nc6 28. Rd1 Qf2 {Luther,T (2552)
-Baklan,V (2639) Dresden 2009 1/2-1/2 (55)}) 14... Ne7 15. Bf3 f5 16. e5 Nc6
17. Bxc6 Qxc6 18. Nd4 Qb6 19. Nf3 Be7 20. Qe2 f6 21. Nb5 Rhg8 22. c3 Rg4 23.
Rd4 dxe5 24. fxe5 Re4 25. Rxe4 fxe4 26. Nfd4 a6 27. Nd6 Bxd6 28. exd6 e5 29.
Nb3 Qxd6 30. Qxh5 Qd3+ 31. Kc1 Qe3+ 32. Kb1 Qf2 33. Rd1 e3 34. Rxd8 e2 35.
Rxc8+ Kxc8 36. Kc2 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "7"]
[White "Bittencourt, Jorge"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "B92"]
[PlyCount "93"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Be2
O-O 9. O-O Be6 10. Nd5 Bxd5 11. exd5 Nbd7 12. Qd2 Nc5 $146 ({RR} 12... Ne4 13.
Qd3 f5 14. f3 Nec5 15. Nxc5 Nxc5 16. Bxc5 dxc5 17. c4 Bd6 18. Qc2 Qh4 19. g3
Qh6 20. Bd3 g6 21. Rae1 Rae8 22. Qb3 Re7 23. Qb6 g5 24. b4 Rc8 25. Bxf5 Rcc7
26. Be6+ Rxe6 27. dxe6 {Korchmar,V (2438)-Girsh,D (2110) chess.com INT 2022 1-0
}) ({RR} 12... a5 13. Rad1 a4 14. Nc1 Qa5 15. Qxa5 Rxa5 16. c4 Bd8 17. Nd3 Bb6
18. Bd2 Raa8 19. Bb4 Ne4 20. Rc1 Ndc5 21. Nxc5 Bxc5 22. Bxc5 Nxc5 23. Rc3 Rfe8
24. Bd3 g6 25. Bc2 f5 26. Rb1 Kg7 27. g3 {Korchmar,V (2438)-Petrosyan,M (2629)
chess.com INT 2023 1/2-1/2 (123)}) ({RR} 12... b5 13. Na5 Nc5 14. Nc6 Qc7 15.
f3 Rac8 16. b4 Na4 17. c4 bxc4 18. Bxc4 Nb6 19. Bxa6 Ra8 20. Nxe7+ Qxe7 21.
Bxb6 Rxa6 22. Bf2 Qb7 23. a4 Rfa8 24. Rfc1 Rxa4 25. Rxa4 Rxa4 26. Qc2 Ra8 27.
Qc6 {Chor,K (1944)-Begunov,K (2325) chess.com INT 2023 1-0 (34)}) 13. Rfd1 Nfe4
14. Qb4 a5 15. Qb5 b6 16. f3 Nf6 17. Kh1 Nfd7 18. Nd2 Qc7 19. Nc4 Rab8 20. c3
Nf6 21. b4 axb4 22. cxb4 Ncd7 23. Rac1 Qb7 24. Nb2 Nh5 25. Rc6 Nf4 26. Bf2 Nf6
27. g3 N4xd5 28. Rxd5 Nxd5 29. Qxd5 b5 30. Nd1 Rfc8 31. Rxc8+ Qxc8 32. Bxb5 Qe6
33. Qxe6 fxe6 34. a4 d5 35. Bc5 Kf7 36. Nf2 Bxc5 37. bxc5 Rc8 38. c6 Ke7 39.
Kg2 Kd6 40. Kf1 Kc5 41. Ke2 Kd4 42. Nd3 e4 43. fxe4 dxe4 44. Nf4 Ke5 45. Ng2 g5
46. Ne3 Kd4 47. Nc4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "7"]
[White "Fier, Alexandr"]
[Black "Macedo, Maximo Iack"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "55"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Bb4+ 6. Nbd2 Be6 7. Bxe6 fxe6
8. O-O ({RR} 8. Ne5 Bxd2+ 9. Bxd2 Nf6 10. Bb4 Na6 11. Ba3 c5 12. Qa4+ Nd7 13.
Rc1 Rc8 14. O-O Rc7 15. Qb5 O-O 16. Nxd7 Qxd7 17. Qxd7 Rxd7 18. Bxc5 Nxc5 19.
Rxc5 Rfd8 20. Rd1 Kf7 21. f4 Rd6 22. Kf2 Rc6 {Tanmay,C (2301)-Forster,M (2060)
England ENG 2022 1-0 (59)}) 8... Nc6 9. Qb3 Qd7 10. Nc4 O-O-O $146 ({RR} 10...
Bd6 11. e5 Bc5 12. Qxb7 Rb8 13. Qa6 Nge7 14. Bg5 O-O 15. Bxe7 Bxe7 16. Rac1 Qd5
17. Ncd2 Nxe5 18. Nxe5 Qxe5 19. Rfe1 Qd6 20. Qc4 Rb6 21. Ne4 Qd7 22. Qxc7 Qxc7
23. Rxc7 Bf6 24. b3 Ra6 25. Re2 {Guedon,S (2206)-Fruchard,C (1766) Montigny le
Bretonneux 2010 1-0 (53)}) 11. Nfe5 Nxe5 12. Nxe5 Qe7 13. Nd3 Ba5 14. Qb5 Bb6
15. Bg5 Nf6 16. e5 Rd5 17. Qc4 Qe8 18. Rfe1 Nd7 19. a4 a5 20. Bd2 Rf8 21. b4
Rf5 22. bxa5 Bxa5 23. Bxa5 Rxa5 24. Rac1 c6 25. Qxd4 Rd5 26. Qc3 Qd8 27. f4
Qb6+ 28. Kh1 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "7"]
[White "Matsuura, Everaldo"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "63"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.
Be3 Be7 9. f4 d6 10. Qe1 O-O 11. Qg3 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Kh1 Rad8
15. Rad1 Bc6 16. Bf3 a5 17. e5 dxe5 18. fxe5 Bxf3 19. Qxf3 $146 ({RR} 19. Nxb5
Ne4 20. Qxf3 Qxc2 21. Rfe1 Qc4 22. Qxe4 Qxb5 23. Bc3 a4 24. h3 h6 25. Kh2 Bc5
26. Qc2 Rxd1 27. Qxd1 Qc4 28. Qc2 Rd8 29. Qe2 Rd3 30. Qg4 Qxg4 31. hxg4 Bf2 32.
Rc1 Bg3+ 33. Kg1 Re3 {Medina,W (2335)-Lei,T (2232) China 2013 1-0 (81)}) 19...
Nd5 20. Ne4 Qxc2 21. Rc1 Qa4 22. Rfd1 b4 23. b3 Qb5 24. Nf6+ Kh8 25. a4 Qb7 26.
Rc4 gxf6 27. exf6 Bd6 28. Bb6 Qxb6 29. Rxd5 Bf4 30. Rxd8 Rxd8 31. Rxf4 Qd6 32.
h3 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "7"]
[White "Milos Jr, Gilberto"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "B66"]
[PlyCount "35"]
[EventDate "2009.??.??"]

1. e4 {Ftacnik,L} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7.
Qd2 a6 8. O-O-O h6 9. Be3 ({RR} 9. Bf4) 9... Bd7 10. f4 Qc7 ({RR} 10... b5 11.
Bxb5 axb5 12. Ndxb5) 11. Kb1 O-O-O $146 ({RR} 11... Be7 12. h3 Nxd4 13. Bxd4 e5
14. Be3 Bc6 15. Bd3 exf4 16. Bxf4 O-O-O 17. Qf2 Nd7 18. Be2 Nc5 19. Nd5 Nxe4
20. Qa7 Bxd5 21. Rxd5 Nf6 22. Rd3 Kd7 23. Bf3 Ra8 24. Qe3 Rac8 25. Rhd1 Qxc2+
26. Ka1 {Bastrikov,G-Ilivitzki,G Krasnodar (Russia) 1957 1-0}) ({RR} 11... Na5
12. Nf3 Nc6 13. h3 b5 14. Bd3 Rb8 15. g4 b4 16. Ne2 d5 17. Ng3 dxe4 18. Bxe4
Na5 19. Ne5 Bb5 20. h4 Nc4 21. Nxc4 Bxc4 22. Bd4 Rc8 23. Be5 Nxe4 24. Nxe4 Qc6
25. Bxg7 Bxg7 26. Nd6+ {Speelman,J (2610)-Sax,G (2605) Moscow 1990 1/2-1/2 (47)
}) ({RR} 11... Be7 12. Nb3 b5 13. Bd3 O-O 14. h3 b4 15. Ne2 a5 16. Nbd4 Nxd4
17. Nxd4 Qb7 18. e5 Nd5 19. Be4 Nc3+ 20. Qxc3 Qxe4 21. Qd3 Qxd3 22. Rxd3 dxe5
23. fxe5 Rfd8 24. Rhd1 Be8 25. g3 a4 26. h4 {Rodrigues Quintili,P (2068)-Rocha,
W (2439) Santos 2009 0-1 (37)}) ({RR} 11... Be7 12. Bd3 Rc8 ({RR} 12... b5) 13.
Rhe1 ({RR} 13. Qe1) 13... Nxd4 ({RR} 13... O-O) 14. Bxd4 e5 15. Bf2 ({RR} 15.
Be3) 15... O-O 16. h3 Bc6 17. g4 exf4 ({RR} 17... b5 18. g5 Nh5 19. gxh6 Nxf4
20. hxg7 Rfd8 21. Be3) 18. Qxf4 Nd7 19. h4 Ne5 ({RR} 19... Bf6) 20. g5 h5 21.
Bd4 b5 ({RR} 21... Rfe8 22. Bxe5 dxe5 23. Qf3 g6 24. Bc4) 22. Rc1 Rfe8 ({RR} 
22... Rce8) 23. Nd5 Bxd5 24. exd5 {1/2-1/2 (24) Timman,J (2590)-Hort,V (2620)
Tilburg 1977 MCL [Ftacnik,L]} {RR} Bf8) 12. Be2 Kb8 13. e5 Ne8 14. Nxc6+ Bxc6
15. Qd4 Rd7 16. Na4 Bxa4 17. Qxa4 Be7 18. Rd3 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "7"]
[White "Molina, Roberto Junio"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "138"]
[EventDate "2009.??.??"]

1. d4 {Marin,M} Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7.
Bg5 c5 8. Rc1 O-O 9. Nf3 Bg4 10. d5 f5 ({RR} 10... Qd6 11. Be2 Nd7 12. h3 ({RR
} 12. c4 f5) 12... Bxf3 13. Bxf3 b5 ({RR} 13... f5) 14. c4 b4 15. O-O a5 16.
Bg4 Bd4 17. Re1 e5 18. Bxd7 Qxd7 19. Be3 Bxe3 20. Rxe3 a4 21. Rb1 Ra6 22. Qd3
Rb8 23. Re2 Qd6 24. g3 Rab6 25. Reb2 {Nyback,T (2628)-Svidler,P (2754)
Khanty-Mansiysk 2009 CBM 134 [Marin,M] 1/2-1/2 (42)}) ({RR} 10... Qc7 11. Be2
Bxf3 12. Bxf3 c4 13. O-O Na6 14. Qa4 Rab8 15. Be3 Qd6 16. Bxa7 Ra8 17. Be3 Rfc8
18. Bg4 Nc5 19. Qxc4 Rc7 20. Bxc5 Qxc5 21. Qe2 Bxc3 22. Rfd1 Qa3 23. Rc2 Be5
24. Rdd2 Rxc2 25. Rxc2 {Kuling,L (2225)-Mohammadi Nia,B (2139) Netherlands NED
2023 1-0 (47)}) 11. Qb3 Kh8 12. h3 $146 ({RR} 12. Nd2 fxe4 13. Qxb7 Nd7 14. h3
Rb8 15. Qa6 Bf5 16. g4 Ne5 17. gxf5 Rxf5 18. Be3 Rb2 19. c4 e6 20. Qxe6 Rxd2
21. Kxd2 Qa5+ 22. Kd1 Qxa2 23. Be2 Qb3+ 24. Kd2 Nf3+ 25. Bxf3 Qd3+ 26. Ke1 exf3
{Van Rij,G (1960)-Muenk,J (1697) Vlissingen NED 2019 1/2-1/2 (36)}) ({RR} 12.
Qxb7 Nd7 13. d6 Bf6 14. Bh6 Rb8 15. dxe7 Bxe7 16. Qd5 fxe4 17. Bxf8 exf3 {
1/2-1/2 (17) Lalic,B (2469)-Jolly,J (2357) Metz 2011}) 12... Bxf3 13. gxf3 Nd7
14. Be3 f4 15. Bd2 Ne5 16. c4 Rf6 17. Be2 Qd7 18. Qb5 Qc7 19. Ba5 Qc8 20. Qb3
h6 21. Rb1 Rb8 22. Qc2 Kh7 23. Rb3 Qd7 24. Bc3 Qc7 25. O-O Rff8 26. Rfb1 b6 27.
a4 Nd7 28. Bxg7 Kxg7 29. Qc3+ Kh7 30. a5 bxa5 31. Rxb8 Rxb8 32. Rxb8 Qxb8 33.
Qxa5 Qb6 34. Qa4 Qc7 35. Kf1 Kg7 36. Ke1 Kf7 37. Kd2 Ne5 38. Kc2 Qb6 39. Qa1
Kf6 40. h4 a5 41. Qc1 g5 42. hxg5+ hxg5 43. Qh1 Kg7 44. Qa1 Kf6 45. Qh1 Kg7 46.
Qa1 Qc7 47. Qg1 Kg6 48. Qa1 Nf7 49. Bd3 Ne5 50. Be2 Kg7 51. Qg1 Nf7 52. Qa1+
Qe5 53. Qxa5 Qd4 54. Qe1 Ne5 55. Kb3 Kg6 56. Kc2 Nxc4 57. Bxc4 Qxc4+ 58. Kb2
Qd3 59. Qc3 Qe2+ 60. Kb3 Qxf2 61. Kc4 Kf7 62. e5 Qe3 63. Qxe3 fxe3 64. Kd3 Kg6
65. Kxe3 Kf5 66. d6 exd6 67. exd6 Ke6 68. Ke4 Kxd6 69. Kf5 c4 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "7"]
[White "Vescovi, Giovanni"]
[Black "Diamant, Andre"]
[Result "1/2-1/2"]
[ECO "D41"]
[PlyCount "43"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8.
cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O b6 13. Rad1 Bb7 14.
Rfe1 Rc8 15. Bd3 Qe7 ({RR} 15... Qc7 16. a4 h6 17. h3 Rfd8 18. a5 bxa5 19. Rc1
Qd6 20. Qxa5 Qb6 21. Qa3 Rxc1 22. Rxc1 Ra8 23. Qe7 Bc6 24. d5 Ba4 25. Bc4 Qc5
26. Qxc5 Nxc5 27. Ba2 Bb3 28. Bb1 Nd7 29. Nd4 Rb8 30. Rc7 {Dreev,A (2623)
-Dominguez Perez,L (2756) chess.com INT 2022 1-0 (42)}) 16. Bb1 ({RR} 16. Qf4
Rfd8 17. h4 e5 18. dxe5 Nc5 19. Bb1 Ne6 20. Qg3 Rxd1 21. Rxd1 h6 22. h5 Rc3 23.
Qh4 Qc5 24. Kh2 Ba6 25. Rd5 Qb4 26. Nd2 Rc1 27. Bd3 Bb7 28. Nb3 Rd1 29. Rd7 Bc6
30. Rd6 Qc3 {Perkampus,L (2069)-Lewtak,D (2388) Bydgoszcz POL 2022 1/2-1/2 (38)
}) 16... Rfd8 17. Qe3 h6 $146 ({RR} 17... Qb4 18. Qf4 h6 19. h3 Rc3 20. d5 exd5
21. Qh4 Nf6 22. Rd4 Rc4 23. e5 Rxd4 24. Qxd4 Qxd4 25. Nxd4 Ne4 26. Rc1 Nc5 27.
f4 a6 28. g3 Rc8 29. Kf1 Kf8 30. Ke2 Na4 31. Kd2 Rc4 32. Rxc4 {Lustin,V-Tobak,
A (2400) Odessa 2001 0-1 (48)}) 18. h3 Nf8 19. Ne5 Nd7 20. Nf3 Nf8 21. Ne5 Nd7
22. Nf3 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "8"]
[White "Barreto Filho, Carlos A"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "38"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Qc2 Be7 7. Bd3 O-O 8. O-O
dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. e4 h6 12. e5 Nd5 13. Nxd5 exd5 14. Qe2 ({RR} 
14. Bf5 Re8 15. e6 fxe6 16. Bxe6+ Kh8 17. Bxh6 Bf6 18. Bxd7 Qxd7 19. Bg5 Re4
20. Rfe1 Rae8 21. Bxf6 gxf6 22. Qd2 Qg7 23. Rxe4 dxe4 24. Nh4 Bc8 25. Rc1 Bd7
26. g3 Kg8 27. d5 c5 28. Rxc5 Bh3 {Lekic,D (2321)-Bilbija,Z (1830) Belgrade
SRB 2023 1-0 (35)}) 14... a6 $146 ({RR} 14... Re8 15. h3 Nf8 16. Nh2 Bc8 17. f4
Qb6 18. Be3 Bd7 19. Qh5 c5 20. f5 c4 21. Bc2 Bg5 22. Bf2 Bxf5 23. Bxf5 g6 24.
Qf3 gxf5 25. h4 Be7 26. Qxd5 Ne6 27. Rad1 Rad8 28. Qf3 Nxd4 29. Rxd4 {
Pihlajasalo,H (2271)-Suomalainen,E Finland 2011 1/2-1/2 (65)}) 15. e6 Nf6 16.
exf7+ Rxf7 17. Bg6 Rf8 18. Qe6+ Kh8 19. Ne5 Qd6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "8"]
[White "Diamant, Andre"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "76"]
[EventDate "2009.??.??"]

1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. e3 Nbd7 5. Nbd2 a6 6. b3 b6 7. Bd3 Bb7 8. O-O
Bd6 9. Bb2 O-O $146 ({RR} 9... Ne4 10. a3 a5 11. Qc2 f5 12. cxd5 exd5 13. Ne5
Bxe5 14. dxe5 Ndc5 15. Nxe4 fxe4 16. Be2 O-O 17. f4 exf3 18. Rxf3 Rxf3 19. Bxf3
Qg5 20. Re1 Rf8 21. Qd1 Kh8 22. b4 axb4 23. axb4 Ne6 24. Bg4 {Ju,W (2583)
-Harika,D (2535) Khanty-Mansiysk 2017 1/2-1/2 (31)}) 10. Qe2 Ne4 11. Rad1 Qe7
12. Ne5 Nxd2 13. Rxd2 Nxe5 14. dxe5 Bb4 15. Rc2 Rfd8 16. cxd5 Bxd5 17. a3 Bxa3
18. Bxa3 Qxa3 19. Rxc7 Rf8 20. Rfc1 Bxb3 21. h4 b5 22. R1c5 Rad8 23. Be4 Bd1
24. Qe1 b4 25. Kh2 b3 26. Qc3 Qa2 27. Kg3 Qd2 28. Qxd2 Rxd2 29. Rb7 g6 30. Ra7
Be2 31. Rc3 b2 32. Rb3 Bb5 33. Rc7 Rfd8 34. Bc2 Re2 35. h5 gxh5 36. f3 Rdd2 37.
Be4 Rxg2+ 38. Kh4 Rg1 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "8"]
[White "Leitao, Rafael"]
[Black "Vescovi, Giovanni"]
[Result "1-0"]
[ECO "E15"]
[PlyCount "47"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 Be7 7. e4 d5 8. cxd5
Bxf1 9. Kxf1 exd5 10. e5 Ne4 11. Nc3 Nxc3 12. bxc3 Nc6 13. c4 Qd7 14. Kg2 Rd8
15. Rhd1 O-O 16. Rac1 dxc4 17. Qxc4 Nxd4 18. Be3 c5 19. Bxd4 cxd4 20. Rxd4 Qe8
21. Rxd8 $146 ({RR} 21. Rcd1 Rxd4 22. Qxd4 Bc5 23. Qe4 h6 24. Nh4 Qe6 25. Rd2
Re8 26. f4 f6 27. Rd5 Qc6 28. Nf3 f5 29. Qd3 Qa4 30. Qxf5 Qxa2+ 31. Rd2 Qf7 32.
Qe4 b5 33. Qc6 Bb4 34. Rb2 a5 35. Qxb5 Rc8 {Vescovi,G (2609)-Fier,A (2499) Sao
Paulo 2007 1-0 (77)}) ({RR} 21. Rcd1 Rxd4 22. Qxd4 Bc5 23. Qe4 h6 24. Nh4 Qe6
25. Rd2 Re8 26. f4 a5 27. Nf3 g6 28. h4 Bb4 29. Rd5 Qg4 30. Nh2 Qe6 31. h5 f5
32. Qc4 gxh5 33. Nf3 Kh8 34. Nd4 Qg6 35. e6 Rf8 {Romanov,E (2515)-Wang,H (2643)
Yerevan 2007 1/2-1/2 (41)}) 21... Qxd8 22. e6 Bf6 23. exf7+ Rxf7 24. Qe6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "8"]
[White "Mekhitarian, Krikor"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "C92"]
[PlyCount "73"]
[EventDate "2009.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. a4 h6 13. d5 Nb8 14. c4 c6 15. axb5
axb5 16. Rxa8 Bxa8 17. cxb5 cxd5 18. exd5 Bxd5 ({RR} 18... Nxd5 19. Ne4 Nb4 20.
Bg5 Qd7 21. Bxh6 d5 22. Bd2 Nd3 23. Nfg5 Qf5 24. Re3 Nxf2 25. Qf1 f6 26. Rf3
Qg6 27. Rxf2 fxg5 28. Qd3 Kh8 29. Bxd5 Bc5 30. Bxa8 Bxf2+ 31. Kxf2 {1-0 (31)
Svidler,P (2695)-Grischuk,A (2669) Panormo 2001}) 19. Bxd5 Nxd5 20. Nc4 Nf6
$146 ({RR} 20... Nb6 21. Nxb6 Qxb6 22. Qd5 Nd7 23. Be3 Qb8 24. Rc1 Nf6 25. Qb3
Qb7 26. b6 Nd5 27. Qb5 Rb8 28. Rc6 Nxe3 29. fxe3 Qd7 30. e4 Be7 31. Qd5 Bd8 32.
Nxe5 Bxb6+ 33. Rxb6 {1-0 (33) Sudakova,I (2335)-Pisakov,I (2338) Serpukhov 2002
}) ({RR} 20... Nb6 21. Nfxe5 Qc7 22. Nxb6 {1/2-1/2 (22) Perez Ponsa,F (2390)
-Mareco,S (2503) Buenos Aires 2009}) 21. Be3 e4 22. Nd4 d5 23. Nd2 Nfd7 24. Qc2
Ne5 25. Ra1 Qd7 26. Qa4 Nd3 27. Qa7 Qd6 28. N2b3 Qe5 29. Nc6 Qxb2 30. Nxb8 Qxb3
31. Nc6 Qxb5 32. Qd7 Rb8 33. Nxb8 Qxb8 34. Qxd5 Qe5 35. Qxe5 Nxe5 36. Ra8 Ng6
37. g4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "8"]
[White "Milos Jr, Gilberto"]
[Black "Bittencourt, Jorge"]
[Result "1-0"]
[ECO "B96"]
[PlyCount "75"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Bxf6
gxf6 9. f5 Nc6 10. fxe6 fxe6 11. Bc4 Nxd4 12. Qxd4 Rg8 ({RR} 12... Bh6 13. Bxe6
Bxe6 14. Qxf6 Bg7 15. Qxe6+ Qe7 16. Qxe7+ Kxe7 17. Nd5+ Kd8 18. O-O-O Rc8 19.
Rhf1 Rc4 20. Rf7 Be5 21. Rxb7 Rf8 22. Rb8+ Rc8 23. Rxc8+ Kxc8 24. Ne7+ Kc7 25.
Nf5 Bxh2 26. g3 Rg8 27. Rh1 {Szalay-Ocsak,B (2214)-Varadi,V (2371) Budapest
HUN 2023 1-0 (49)}) 13. O-O-O Rxg2 ({RR} 13... Bd7 14. Bb3 O-O-O 15. g3 Be7 16.
Na4 Rg5 17. Rd3 Re5 18. Rc3 Bc6 19. Qa7 Kd7 20. Bd5 exd5 21. Nb6+ Ke8 22. exd5
Rxd5 23. Nxd5 Qa5 24. Nxe7 Bxh1 25. Qf2 Kxe7 26. Qe1+ Kf8 27. Qxh1 Qxa2 28.
Qxb7 {Radjabov,T (2744)-Grischuk,A (2728) Sochi 2008 1/2-1/2 (38)}) 14. Bb3 Be7
$146 ({RR} 14... Qc5 15. Qd3 Bd7 16. e5 f5 17. Qf3 Rg6 18. Qxb7 Qc6 19. Qxc6
Bxc6 20. Rhe1 d5 21. Ne2 Rc8 22. Kb1 Rg4 23. Nd4 Bd7 24. c3 Bc5 25. Rg1 Rg6 26.
Rg3 Kf7 27. c4 Rxg3 28. hxg3 dxc4 29. Bxc4 {Nataf,I (2534)-Zugic,I (2457)
Montreal 2008 1/2-1/2 (36)}) 15. Qe3 Qc5 16. Qh3 Qg5+ 17. Kb1 Qg4 18. Qxh7 Bd7
19. Qh8+ Qg8 20. Qh5+ Qf7 21. Qa5 Bc6 22. h4 Bd8 23. Qb4 Bc7 24. Nd5 Rg4 25.
Nxc7+ Qxc7 26. Rxd6 Rxe4 27. Qc5 Re5 28. Rxe6+ Rxe6 29. Bxe6 Qe5 30. Qxe5 fxe5
31. Rg1 Ke7 32. Rg8 Rxg8 33. Bxg8 Kf6 34. c4 Be4+ 35. Kc1 b6 36. b4 Kg6 37. Bd5
Bf5 38. Bb7 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "8"]
[White "Santiago, Yago"]
[Black "Molina, Roberto Junio"]
[Result "0-1"]
[ECO "B11"]
[PlyCount "112"]
[EventDate "2009.??.??"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. gxf3 e6 6. d4 g6 7. Be3 ({RR} 7.
Qd3 Bg7 8. Be3 Ne7 9. h4 h5 10. O-O-O Nd7 11. Kb1 Qa5 12. Bd2 Qb6 13. Ne2 c5
14. exd5 Nxd5 15. c4 Ne7 16. Bc3 cxd4 17. Nxd4 Nc5 18. Qc2 O-O 19. Be2 Rfd8 20.
Rhg1 Nf5 21. Nxf5 exf5 {Sattarov,B (2366)-Dzierzak,R (2220) chess.com INT 2023
1/2-1/2 (43)}) 7... Bg7 8. Qd2 Nd7 9. h4 h5 $146 ({RR} 9... Ngf6 10. Be2 Qa5
11. a3 h5 12. Kf1 O-O 13. Rg1 e5 14. dxe5 Nxe5 15. Nxd5 Qxd2 16. Nxf6+ Bxf6 17.
Bxd2 Nd7 18. f4 Kh7 19. e5 Bxh4 20. Bb4 c5 21. Bc3 Nb6 22. f5 Nd5 23. Bd2 Rae8
24. f4 {Lanzani,M (2375)-Ferretti,F (2270) Bratto 1998 1-0 (38)}) 10. O-O-O Bh6
11. Ne2 Bxe3 12. Qxe3 Qa5 13. Kb1 Ne7 14. Nf4 O-O-O 15. c4 dxe4 16. fxe4 e5 17.
Ne2 Kb8 18. d5 Qc5 19. Nc3 cxd5 20. cxd5 Nc8 21. Qg3 Qd6 22. Bd3 a6 23. Rhf1
Rhe8 24. Bc2 Ncb6 25. f4 exf4 26. Qxf4 Qxf4 27. Rxf4 Ne5 28. b3 Rd6 29. a4 Rc8
30. Ne2 Nbd7 31. Nd4 Kc7 32. Rdf1 Kb6 33. Kb2 Nc5 34. Rf6 Rxf6 35. Rxf6+ Kc7
36. Nf3 Ncd7 37. Rf4 Kd6 38. Ng5 Ke7 39. Rf1 a5 40. Rd1 Kd6 41. Rf1 Ke7 42. Rd1
f6 43. Ne6 Ng4 44. Rd2 Kd6 45. Nd4 Ke5 46. Nb5 g5 47. b4 axb4 48. d6 Ne3 49.
Bb3 g4 50. Bd5 g3 51. Nd4 Nb6 52. Rd3 Nbxd5 53. exd5 Ke4 54. Rxe3+ Kxe3 55. Nc6
g2 56. d7 Rg8 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "9"]
[White "Bittencourt, Jorge"]
[Black "Barreto Filho, Carlos A"]
[Result "1/2-1/2"]
[ECO "B66"]
[PlyCount "38"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Be7 9. f3 Nxd4 10. Qxd4 b5 11. h4 Bb7 12. Kb1 Qc7 13. Qd2 Rc8 14. Bd3 h6
15. Be3 b4 16. Ne2 d5 17. e5 Ne4 18. Bxe4 $146 ({RR} 18. Qc1 Nc5 19. f4 Nxd3
20. cxd3 Qxc1+ 21. Rxc1 Kd7 22. Nd4 a5 23. Nb3 Ba6 24. d4 Bd3+ 25. Ka1 a4 26.
Nc5+ Bxc5 27. dxc5 Kc6 28. Rhd1 Bc4 29. Rd2 b3 30. a3 h5 31. Re1 g6 32. Kb1
Rhd8 {Abreu Delgado,A (2473)-Ruiz Sanchez,O (2273) Santa Clara 2007 1/2-1/2 
(42)}) 18... dxe4 19. f4 O-O 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "9"]
[White "Fier, Alexandr"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "57"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. f4 Bb4 8. Bd3
d6 9. Nxc6 bxc6 10. O-O e5 11. h3 O-O 12. Qf3 exf4 13. Bxf4 Nd7 14. Qg3 Qe7 15.
Nd1 $146 ({RR} 15. Kh1 Bxc3 16. bxc3 Ne5 17. Rab1 Qc7 18. Qe3 Be6 19. Qb6 Rfc8
20. a4 a5 21. Rfd1 Qxb6 22. Rxb6 Nd7 23. Rb2 Nc5 24. Ra1 d5 25. exd5 cxd5 26.
Be5 Ne4 27. Ra3 Nd2 28. Rb5 Nc4 29. Bxc4 dxc4 {Lutz,C (2588)-Laznicka,V (2594)
Germany 2007 1/2-1/2 (55)}) 15... Ne5 16. Ne3 Ng6 17. Bg5 f6 18. Nf5 Bxf5 19.
exf5 Qe5 20. Qxe5 Nxe5 21. Bf4 Rfe8 22. Be2 d5 23. c3 Bc5+ 24. Kh1 a5 25. b3
Re7 26. Bg3 Nf7 27. Bh5 Ng5 28. Rac1 Ne4 29. Be1 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "9"]
[White "Macedo, Maximo Iack"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "82"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. h3 b6 7. O-O Bb7 8. a4 a6
9. Na3 ({RR} 9. c3 Nbd7 10. Nbd2 e6 11. Bh2 Qe7 12. a5 b5 13. c4 bxc4 14. Nxc4
Rfb8 15. Qa4 Nd5 16. Rfe1 N7f6 17. Nfd2 Qd7 18. Qa3 Bc6 19. Rac1 Nb4 20. Nb6
cxb6 21. Qxb4 Bf8 22. axb6 Nd5 23. Qa5 Nxb6 {Naiditsch,A (2718)-Dominguez
Perez,L (2754) Wijk aan Zee 2014 1/2-1/2 (91)}) 9... Nbd7 10. Bh2 Ne4 ({RR} 
10... Re8 11. Nc4 c5 12. c3 Rc8 13. Nfd2 Qc7 14. Re1 Qb8 15. Bf3 Qa8 16. Qb3
Bxf3 17. Nxf3 Qc6 18. Ncd2 Rb8 19. Qc2 b5 20. axb5 axb5 21. dxc5 Nxc5 22. Nd4
Qb7 23. Ra5 Qd7 24. Rea1 {1/2-1/2 (24) Goussain,B (1837)-Matsura,E (1674) Sao
Paulo 2022}) 11. Nd2 $146 ({RR} 11. Nc4 e6 12. Nfd2 Nxd2 13. Nxd2 e5 14. Bf3
Bxf3 15. Nxf3 Qe7 16. dxe5 Nxe5 17. c3 Rfe8 18. Bxe5 dxe5 19. e4 Qe6 20. Qc2
Red8 21. Rfd1 Bf8 22. Rd3 Rxd3 23. Qxd3 Be7 24. Rd1 Rd8 25. Qc2 Rxd1+ {Panno,O
(2515)-Szmetan,J (2405) Buenos Aires 1988 1/2-1/2}) 11... Nxd2 12. Qxd2 e5 13.
Nc4 Qg5 14. Bg4 f5 15. f4 Qe7 16. Bf3 Bxf3 17. Rxf3 exf4 18. exf4 Rae8 19. Re3
Qf7 20. Rae1 Rxe3 21. Nxe3 Re8 22. c3 Nf6 23. Qd3 Qa2 24. Qc2 Re4 25. Kf2 Qe6
26. Re2 Qc8 27. g4 Qe6 28. g5 Nh5 29. Ng2 c5 30. dxc5 bxc5 31. Rd2 d5 32. Qb3
d4 33. Qb7 Bf8 34. cxd4 cxd4 35. b4 d3 36. Rxd3 Rxb4 37. Qa8 Rb2+ 38. Kg1 Rb1+
39. Kf2 Qa2+ 40. Ke3 Rb2 41. Rd8 Qa3+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "9"]
[White "Matsuura, Everaldo"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "E01"]
[PlyCount "87"]
[EventDate "2009.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qc2 e6 5. g3 Nbd7 6. Bg2 Bb4+ 7. Bd2 Bd6 8. O-O
O-O 9. Bf4 Qc7 10. Bxd6 ({RR} 10. e3 dxc4 11. Bxd6 Qxd6 12. Qxc4 e5 13. Nc3
exd4 14. Qxd4 Qxd4 15. Nxd4 Nb6 16. b4 a6 17. a4 Rd8 18. Rfd1 Bg4 19. f3 Be6
20. Kf2 {1/2-1/2 (19) Smirin,I (2555)-Skembris,S (2520) Komotini 1992}) 10...
Qxd6 11. Nbd2 Re8 ({RR} 11... b6 12. e4 Nxe4 13. Nxe4 dxe4 14. Qxe4 Bb7 15.
Rfd1 Rfd8 16. Qc2 h6 17. c5 bxc5 18. dxc5 Qxc5 19. Qxc5 Nxc5 20. Ne5 Na4 21.
Bxc6 Rxd1+ 22. Rxd1 Bxc6 23. Nxc6 Nxb2 24. Rd7 a5 25. Ne5 f6 26. Ng6 {Betaneli,
A (2167)-Khamrakulov,D (2491) New York USA 2022 1/2-1/2 (42)}) 12. Rad1 b6 $146
({RR} 12... b5 13. c5 Qc7 14. e4 dxe4 15. Nxe4 Nxe4 16. Qxe4 Nf6 17. Qc2 Rd8
18. Rfe1 Bd7 19. Ne5 Be8 20. g4 Nd5 21. Qe4 Qe7 22. f4 Qh4 23. Rf1 Rac8 24. Rd3
Qe7 25. Rh3 g6 26. f5 exf5 27. gxf5 {Espig,L (2326)-Einwiller,D (2169) Bad
Woerishofen 2008 0-1 (37)}) 13. e4 Nxe4 14. Nxe4 dxe4 15. Qxe4 Bb7 16. c5 Qe7
17. Ne5 Rac8 18. Rfe1 Rc7 19. Qc2 Rec8 20. b4 Nf6 21. Qb3 Nd5 22. Rc1 Qd8 23.
Red1 Qe7 24. Re1 Qd8 25. Nc4 Rb8 26. Qa3 Bc8 27. Nd6 Bd7 28. Rb1 Be8 29. Qd3
Ne7 30. Be4 h6 31. a3 Rd7 32. Rbd1 Rxd6 33. cxd6 Qxd6 34. Rc1 Rd8 35. Red1 Nd5
36. Qa6 Qb8 37. Qe2 Ne7 38. Bc2 Nd5 39. Qe4 g6 40. Ba4 Rd6 41. Qe2 Nc7 42. Qe4
Nd5 43. Qe2 Nc7 44. Qe4 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "9"]
[White "Molina, Roberto Junio"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "72"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e3 c5 6. Be2 cxd4 7. Nxd4 d5 8. O-O
dxc4 9. Bxc4 Qc7 10. Qe2 a6 11. Bd2 ({RR} 11. Bb3 Nbd7 12. Bd2 e5 13. Nf3 e4
14. Nd4 Nc5 15. Nd5 Nxd5 16. Bxd5 Qd6 17. Bb3 Nxb3 18. axb3 Bd7 19. Rfd1 Rfc8
20. Bc3 Qe7 21. b4 Be6 22. Ra5 h5 23. Nxe6 Bxc3 24. bxc3 Qxe6 25. Rg5 Kh7 {
Petukhov,A (1888)-Madaminov,M (2431) Aktobe KAZ 2023 0-1 (65)}) 11... e5 ({RR} 
11... b5 12. Bb3 Bb7 13. Rac1 Qb6 14. a4 e5 15. Nf3 b4 16. a5 Qxa5 17. Na4 Nbd7
18. Qe1 Bxf3 19. Bxb4 Qb5 20. gxf3 Rfb8 21. Bd1 e4 22. f4 Nd5 23. Bd6 Rc8 24.
Qd2 Rxc1 25. Qxc1 N7b6 26. Nxb6 {Romsdal,T (2205)-Nielsen,P (2626) Copenhagen
2002 0-1 (39)}) 12. Nb3 e4 13. Rac1 $146 ({RR} 13. Rfc1 Bg4 14. Qf1 Nc6 15. h3
Bf5 16. Ne2 b5 17. Bxf7+ Rxf7 18. Ned4 Bd7 19. Na5 Qd6 20. Naxc6 Nd5 21. Rc2
Raf8 22. Be1 Nxe3 23. Bb4 Qf6 24. fxe3 Qxf1+ 25. Rxf1 Rxf1+ 26. Kh2 R8f2 {
0-1 (26) Molez,K (2011)-Greiner,W (1792) Oberwinden 2007}) ({RR} 13. Nd5 Nxd5
14. Bxd5 Bxb2 15. Rab1 Be5 16. Bxe4 Nc6 17. f4 Bd6 18. Bc3 Re8 19. Nd2 b5 20.
Qf3 Bb7 21. Rbc1 Rac8 22. Bd5 Qb6 23. Ne4 Rxe4 24. Qxe4 Bc5 25. f5 Bxe3+ 26.
Kh1 g5 27. Rce1 Bc5 {Prokhorov,A (2146)-Kocyigit,B (2023) Suleymanpasa TUR
2019 0-1 (35)}) 13... Qe5 14. Nd4 b5 15. Bb3 Bb7 16. a4 b4 17. Nb1 a5 18. Qb5
Ng4 19. Qxe5 Bxe5 20. h3 Nf6 21. Rfd1 Nbd7 22. Bc4 Rac8 23. Nb3 Bc7 24. Be1 Ne5
25. N1d2 Rfd8 26. Nc5 Bc6 27. Ba6 Rb8 28. Be2 Bb6 29. Ndb3 Rxd1 30. Rxd1 Bd5
31. Rc1 Rd8 32. Nd4 Rc8 33. Ndb3 Rc7 34. Bb5 Kf8 35. Na6 Rxc1 36. Nxc1 Ke7 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "9"]
[White "Vescovi, Giovanni"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "D81"]
[PlyCount "135"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 O-O 7. Be2 Nfd7 8.
Be3 Nb6 9. Qc5 e5 10. Nf3 exd4 11. Bxd4 N8d7 12. Qa3 Bxd4 13. Nxd4 Re8 $146 ({
RR} 13... Qg5 14. O-O Qc5 15. Qxc5 Nxc5 16. Rfd1 c6 17. Rd2 a5 18. Rad1 Rd8 19.
f4 Ne6 20. g3 Nxd4 21. Rxd4 Rxd4 22. Rxd4 Kf8 23. e5 Be6 24. a3 Bd5 25. Kf2 Ke7
26. g4 f6 27. exf6+ Kxf6 28. Bf3 {Moiseenko,A (2643)-Rodshtein,M (2614)
Maalot-Tarshiha 2008 1/2-1/2 (35)}) 14. Rd1 Qe7 15. Qxe7 Rxe7 16. f3 a5 17.
Ndb5 Nc5 18. Kf2 c6 19. Rd8+ Kg7 20. Nd6 f5 21. Rc1 Ne6 22. Nxc8 Nxc8 23. Rd2
fxe4 24. Nxe4 Nf4 25. Rd8 Ne6 26. Rd2 Nf4 27. Rc5 Nxe2 28. Rxe2 Nb6 29. Re3 a4
30. Rd3 Nd5 31. Rc4 Nb6 32. Rcd4 Nd5 33. Ra3 b5 34. Rad3 Rae8 35. Rd2 h6 36.
Nd6 Rb8 37. Rc2 Nf6 38. Rxc6 h5 39. Ne4 Nxe4+ 40. fxe4 Rf8+ 41. Ke3 Rf1 42. Rc2
Re1+ 43. Re2 Rxe2+ 44. Kxe2 Rc7 45. Kd2 Rf7 46. Ke3 Rc7 47. h4 Rc2 48. Rd2 Rc1
49. g3 Rb1 50. Kd4 b4 51. Kc4 Rg1 52. Kxb4 Rxg3 53. Kxa4 Rg4 54. Rh2 Kf6 55. b4
Ke5 56. b5 Kd6 57. Rc2 Rxh4 58. Rc6+ Kd7 59. Rxg6 Rxe4+ 60. Ka5 Kc8 61. Rh6 h4
62. Rh8+ Kb7 63. Rh7+ Kc8 64. a4 Rf4 65. Rh8+ Kb7 66. Rh7+ Kc8 67. b6 Kb8 68.
Kb5 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "10"]
[White "Barreto Filho, Carlos A"]
[Black "Diamant, Andre"]
[Result "0-1"]
[ECO "B48"]
[PlyCount "62"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8.
O-O-O Be7 9. f3 O-O 10. g4 b5 11. g5 Ne8 12. h4 ({RR} 12. Nxc6 dxc6 13. h4 e5
14. Qf2 Be6 15. Bh3 Bxh3 16. Rxh3 Nd6 17. Bc5 Nc4 18. b3 Nd6 19. f4 Nb7 20. Bb6
Ba3+ 21. Kb1 Qe7 22. f5 a5 23. f6 Qe6 24. Rhd3 g6 25. h5 Bb4 26. Ne2 Nd6 {
Leko,P (2741)-Morozevich,A (2788) Moscow 2008 0-1 (67)}) 12... Ne5 13. Kb1 Bb7
14. Bd3 b4 $146 ({RR} 14... Rc8 15. Nce2 Nd6 16. Bf4 Nec4 17. Bxc4 Nxc4 18. Qd3
Qb6 19. h5 Rfe8 20. Bc1 d5 21. exd5 Bxd5 22. Nf4 Bb7 23. g6 e5 24. gxh7+ Kh8
25. h6 g6 26. Rhe1 exd4 27. Re6 Qc7 28. Qxd4+ f6 29. Rxe7 {Klein,D (2456)
-Vlaar,S (1788) Leiden 2013 1-0 (41)}) ({RR} 14... Rc8 15. Bf4 d6 16. h5 Nxd3
17. cxd3 e5 18. Be3 exd4 19. Bxd4 d5 20. g6 Bf6 21. gxh7+ Kxh7 22. Bxf6 Nxf6
23. Rhg1 Ne8 24. exd5 Qe5 25. Ne2 Bxd5 26. Rxg7+ Nxg7 27. f4 {0-1 (27) Barreto
Filho,C (2273)-Oliveira,S (2347) Recife 2009}) 15. Na4 d5 16. exd5 Bxd5 17. Rh3
Nd6 18. b3 Rab8 19. Bxa6 Ra8 20. Be2 Nec4 21. Bxc4 Nxc4 22. Qd3 Na3+ 23. Kb2
Bc4 24. Qe4 Bd5 25. Qd3 Rxa4 26. bxa4 Bc4 27. Qe4 Rc8 28. Bf4 Qd7 29. Rh2 Bd5
30. Qe1 Qxa4 31. Nb3 Nb5 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "10"]
[White "Bittencourt, Jorge"]
[Black "Molina, Roberto Junio"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "102"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8. Qd2
Nbd7 9. g4 h6 10. O-O-O b4 11. Nce2 Qc7 12. h4 d5 13. Bh3 Nb6 ({RR} 13... dxe4
14. g5 hxg5 15. hxg5 exf3 16. Ng3 Nd5 17. g6 N7f6 18. gxf7+ Kxf7 19. Nf1 Rxh3
20. Rxh3 e5 21. Nxf3 Bxh3 22. Ng5+ Kg8 23. Nxh3 Qa5 24. Qd3 Qxa2 25. Qb3 Qxb3
26. cxb3 Be7 27. Bd2 Ne4 28. Re1 {Karjakin,S (2730)-Ivanchuk,V (2786)
Kallithea 2008 0-1 (47)}) ({RR} 13... dxe4 14. g5 Nd5 15. Bxe6 N7b6 16. Bxd5
Nxd5 17. Nb5 axb5 18. Qxd5 Bb7 19. Qxb5+ Qc6 20. Nd4 Qxb5 21. Nxb5 Rc8 22. gxh6
gxh6 23. Bd4 f6 24. Bxf6 Rg8 25. fxe4 Bxe4 26. Rh2 Rg4 27. b3 Kf7 28. Rf2 {
Bittencourt,J (2473)-Fier,A (2590) Sao Caetano do Sul 2009 1/2-1/2}) 14. b3
dxe4 15. g5 Nfd5 16. g6 $146 ({RR} 16. fxe4 Nxe3 17. Qxe3 hxg5 18. Qxg5 Qe7 19.
Qg2 Bd7 20. e5 Rc8 21. Nf4 Rxh4 22. Rhf1 g5 23. Bxe6 Rxf4 24. Bxd7+ Nxd7 {
0-1 (24) Predke,A (2481)-Artemiev,V (2499) Loo 2013}) ({RR} 16. fxe4 Nxe3 17.
Qxe3 hxg5 18. hxg5 g6 19. Kb1 Bg7 20. Rhf1 Qe5 21. Qf2 Ra7 22. Ng1 Rc7 23. Ngf3
Qc5 24. Qd2 Qc3 25. Bg4 Qxd2 26. Rxd2 Ke7 27. Rdf2 Nd7 28. Ne2 Bb7 29. Ne1 Ne5
30. Nd3 Ke8 {Karjakin,S (2763)-Cheparinov,I (2650) Porto Carras 2011 0-1 (46)})
16... e5 17. gxf7+ Kxf7 18. Nf5 exf3 19. Neg3 Nc3 20. Qf2 Nbd5 21. Qxf3 Kg8 22.
Rhg1 Nxe3 23. Nxe3 Bxh3 24. Qxa8 Nxd1 25. Rxd1 Qc8 26. Qe4 h5 27. Nc4 Qg4 28.
Qd5+ Qe6 29. Qa8 Kh7 30. Rd8 Qf6 31. Nxh5 Qxh4 32. Rxf8 Rxf8 33. Qxf8 Qxh5 34.
Qxb4 Qh6+ 35. Kb2 e4 36. Qc5 Qf6+ 37. Ka3 Bf5 38. Ne3 Bg6 39. c4 Qc3 40. Qg5
Qd4 41. c5 a5 42. Nc4 Qc3 43. c6 Bf7 44. Qh4+ Kg8 45. Qxe4 Qb4+ 46. Kb2 Qc5 47.
Qf4 g5 48. Qb8+ Kg7 49. c7 Qd4+ 50. Ka3 Qc5+ 51. Ka4 Be8+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "10"]
[White "Leitao, Rafael"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "39"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bf4 Bb4 6. cxd5 Nxd5 7. Bd2 c5 $146
({RR} 7... N7f6 8. e3 O-O 9. Bd3 c5 10. Nxd5 Nxd5 11. O-O cxd4 12. e4 Bxd2 13.
exd5 Bh6 14. dxe6 Bxe6 15. Nxd4 Bd7 16. Qb3 b6 17. Rad1 Bg4 18. Be2 Bxe2 19.
Nxe2 Qc7 20. Nc3 Rad8 21. Nb5 Qb8 22. Nd4 {Muse,D (2383)-Vlaic,B (2204) Pula
2000 1-0 (70)}) ({RR} 7... N5f6 8. Rc1 O-O 9. g3 b6 10. Bg2 Bb7 11. O-O c5 12.
a3 Bxc3 13. Bxc3 Qe7 14. dxc5 Nxc5 15. Bb4 Rac8 16. Qc2 a5 17. Bxc5 Rxc5 18.
Qb3 Rfc8 19. Rxc5 Qxc5 20. Rd1 Bd5 21. Qd3 Qc2 22. Ne1 {Matlakov,M (2699)
-Kramnik,V (2753) Moscow RUS 2019 0-1 (82)}) ({RR} 7... N5f6 8. g3 b6 9. Bg2
Bb7 10. O-O O-O 11. Rc1 c5 12. a3 Bxc3 13. bxc3 Qe7 14. a4 e5 15. Bg5 Rad8 16.
e3 cxd4 17. exd4 exd4 18. cxd4 h6 19. Bf4 Nd5 20. Re1 Qa3 21. Bd2 Rc8 22. Nh4 {
Moksh,A (2397)-Eynullayev,A (2281) Baku AZE 2023 1-0 (39)}) ({RR} 7... N7f6 8.
e4 Bxc3 9. bxc3 Nxe4 10. c4 Nxd2 11. Qxd2 Nf6 12. Bd3 b6 13. O-O Bb7 14. Qe3
O-O 15. Ne5 Qe7 16. Rfe1 c5 17. d5 exd5 18. Qh3 Rfe8 19. cxd5 Bxd5 20. Re3 Be6
21. Qh4 g6 22. Nc6 {Zacurdajev,M (2400)-Khruschiov,A (2496) Peterhof 2008 0-1 
(60)}) 8. e4 cxd4 9. exd5 dxc3 10. bxc3 Bc5 11. dxe6 Qe7 12. Bc4 Nb6 13. Bb5+
Kf8 14. O-O Bxe6 15. Qc2 Nc4 16. Bxc4 Bxc4 17. Rfe1 Qc7 18. Qf5 Rd8 19. Bg5 Qc8
20. Rad1 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "C19"]
[PlyCount "118"]
[EventDate "2009.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8.
cxd4 Qc7 9. Ra2 Nf5 10. Nf3 Nc6 11. Bd3 h5 12. Qf4 Ncxd4 13. Nxd4 $146 ({RR} 
13. O-O Nxf3+ 14. Qxf3 Qxe5 15. Bb2 d4 16. Raa1 Nh4 17. Qh3 Qf4 18. Rae1 Qg4
19. Qxg4 hxg4 20. Bxd4 f6 21. f3 Bd7 22. fxg4 O-O-O 23. Bxa7 Bc6 24. Rxe6 Bxg2
25. Rf2 Bd5 26. Re3 Rde8 27. Kf1 Kc7 {Hou,Y (2523)-Pert,N (2536) Liverpool
2007 1-0 (74)}) ({RR} 13. O-O Nxf3+ 14. Qxf3 Nd4 15. Qf4 Nc6 16. Re1 Bd7 17.
Bd2 O-O-O 18. Qe3 f6 19. f4 d4 20. Qe2 Ne7 21. c3 dxc3 22. Rc2 Nd5 23. Kh1 Bc6
24. Bc1 f5 25. Bc4 Ba4 26. Ra2 a6 27. Bxa6 Bb3 {Garcia,U (1943)-Alarcon
Aguilar,H (2074) Managua 2014 1/2-1/2}) 13... Qc3+ 14. Bd2 Qxd4 15. Bxf5 Qxf4
16. Bxf4 exf5 17. Rb2 b6 18. h4 Ba6 19. Rh3 Rc8 20. Kd2 Rc4 21. Rb4 Kd7 22.
Rxc4 Bxc4 23. Be3 Ke6 24. f4 Rc8 25. Rh1 Kd7 26. Rb1 Rc6 27. g3 Ba6 28. Rb4 Bf1
29. Bf2 Kc7 30. Bd4 Kb7 31. Rb1 Ba6 32. Rb4 Rg6 33. Bf2 Bc4 34. Rb1 Ka6 35. Rb4
Ka5 36. Ke3 Rc6 37. Be1 Ka6 38. Bf2 Rc5 39. Kd2 Ra5 40. a4 b5 41. axb5+ Bxb5
42. Bd4 Kb7 43. Rb1 Kc6 44. Ke3 Ra4 45. Ra1 Rxa1 46. Bxa1 Bf1 47. Kd4 Bg2 48.
c4 dxc4 49. Kxc4 Bf1+ 50. Kd4 Kb5 51. Bc3 Ka4 52. Be1 Kb3 53. Ba5 Bc4 54. Kc5
Be6 55. Bb4 Kb2 56. Ba5 Kc2 57. Kd4 Bc8 58. Bc3 Kb3 59. Be1 Be6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "10"]
[White "Milos Jr, Gilberto"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B73"]
[PlyCount "97"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8.
Bg5 Nc6 9. Nb3 Be6 10. Kh1 a6 11. f4 b5 12. a3 ({RR} 12. Bf3 Rc8 13. Nd5 Bxd5
14. exd5 Na5 15. Qe2 Nc4 16. c3 Re8 17. Nd4 Qb6 18. Rae1 Qc5 19. Bh4 Nb6 20.
Bf2 Nbxd5 21. Ne6 Qc4 22. Nxg7 Qxe2 23. Rxe2 Kxg7 24. g3 Kf8 25. Rd1 e6 26.
Red2 h5 {Conquest,S (2505)-Kveinys,A (2510) Germany 1995 0-1 (72)}) ({RR} 12.
Bf3 Rc8 13. Nd5 Nd7 14. c3 Nb6 15. Qe2 Re8 16. Rad1 Nc4 17. Nc1 f6 18. Bh4 Bf7
19. b3 Nb6 20. Bf2 Nd7 21. Qd2 e6 22. Ne3 Bf8 23. Bh4 g5 24. Bg3 gxf4 25. Bxf4
Nde5 26. Qf2 Qe7 {Solys,L (2300)-Sakalauskas,V (2327) Lithuania LTU 2022 0-1 
(67)}) 12... Rc8 13. Qe1 Na5 $146 ({RR} 13... b4 14. axb4 Nxb4 15. Nd4 Bc4 16.
Rd1 Qb6 17. Qf2 Na2 18. Bxf6 Bxf6 19. Bxc4 Nxc3 20. Bxf7+ Rxf7 21. bxc3 Rxc3
22. Ne6 Qxf2 23. Rxf2 Re3 24. f5 Rxe4 25. Rb1 Rf8 26. Nxf8 Kxf8 27. fxg6 hxg6
28. g3 {Yurtaev,L (2460)-Pigusov,E (2520) Sverdlovsk 1987 1/2-1/2 (38)}) 14.
Nxa5 Qxa5 15. f5 Bc4 16. Bd3 Rfe8 17. Qh4 Bxd3 18. cxd3 b4 19. axb4 Qxb4 20.
fxg6 hxg6 21. Qf2 Rb8 22. Rab1 Qb3 23. Bxf6 Bxf6 24. Qf3 Qe6 25. Nd5 Rec8 26.
b4 Kg7 27. Qe3 Rb5 28. Rf3 a5 29. Rh3 Rxd5 30. Qh6+ Kg8 31. exd5 Qxd5 32. Rc1
Rb8 33. bxa5 Qxa5 34. Rf1 Qd5 35. Qh7+ Kf8 36. Rhf3 Rb2 37. Qh6+ Kg8 38. Qc1
Qg5 39. Qc8+ Kg7 40. Rg3 Qd2 41. Qg4 Qe2 42. Qxe2 Rxe2 43. Rgf3 g5 44. g3 Rd2
45. R1f2 Rd1+ 46. Kg2 Kg6 47. Re2 Be5 48. g4 e6 49. Ra2 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "10"]
[White "Santiago, Yago"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "B43"]
[PlyCount "48"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. Nc3 Qc7 7. Be3 b5 8. f4
b4 ({RR} 8... Bb7 9. Qf3 Nc6 10. g4 Nxd4 11. Bxd4 Bc5 12. Bxc5 Qxc5 13. g5 Ng8
14. O-O-O Ne7 15. h4 b4 16. Ne2 a5 17. Rh3 Rc8 18. Kb1 O-O 19. Qe3 f5 20. Qxc5
Rxc5 21. exf5 Nxf5 22. Bxf5 Rfxf5 23. Re3 {Becerra Rivero,J (2544)-Ehlvest,J 
(2640) Stillwater 2007 1/2-1/2}) ({RR} 8... Bb7 9. e5 Nd5 10. Nxd5 Bxd5 11. Qe2
Nc6 12. a4 Nxd4 13. Bxd4 b4 14. a5 Bc5 15. Bxc5 Qxc5 16. Qf2 Qc6 17. O-O O-O
18. Rfe1 f5 19. Re2 Rab8 20. Qd4 Rfc8 21. b3 Rc7 22. Ra4 Qc5 23. Qxc5 {Zhao
Xue (2486)-Sultana,S (2008) chess.com INT 2021 1-0 (79)}) 9. Na4 Bb7 10. Qf3 d6
11. O-O $146 ({RR} 11. c3 Qa5 12. Bc2 Nbd7 13. O-O e5 14. Nf5 Bc6 15. cxb4 Qxb4
16. a3 Qb7 17. fxe5 Nxe5 18. Qg3 Nh5 19. Qh4 g6 20. Bh6 gxf5 21. Qxh5 Bxe4 22.
Bxe4 Qxe4 23. Bxf8 Rg8 24. Rf2 Kxf8 25. Qh6+ Rg7 {Gross,D (2300)-Hellmayr,A 
(2300) Linz 1996 0-1 (34)}) 11... Nbd7 12. c4 e5 13. Nf5 Bc6 14. b3 g6 15. Ng3
Bxa4 16. bxa4 Bh6 17. Kh1 O-O 18. f5 Bxe3 19. Qxe3 Kg7 20. Rad1 Nc5 21. Bc2
Rad8 22. h4 h6 23. Rd2 Qe7 24. Bd1 Nfxe4 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "11"]
[White "Diamant, Andre"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B90"]
[PlyCount "50"]
[EventDate "2009.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4
O-O 9. h3 Be6 10. Bb3 ({RR} 10. Bxe6 fxe6 11. O-O h6 12. a4 Nc6 13. Qe2 Rc8 14.
Rfd1 Qe8 15. Nd2 d5 16. exd5 exd5 17. Bb6 Bb4 18. Na2 Nd7 19. Qe3 Qf7 20. c3
Bd6 21. a5 Nxb6 22. axb6 Ne7 23. Nb3 Rc4 24. Rd2 Rcc8 {Martynyuk,E (2107)
-Gordeev,D (1644) Khanty-Mansiysk RUS 2020 0-1 (44)}) 10... Nc6 11. O-O Na5 12.
Qe2 Nxb3 $146 ({RR} 12... Rc8 13. Nd2 d5 14. Nxd5 Nxd5 15. exd5 Nxb3 16. axb3
Bxd5 17. c4 Bc6 18. Rfd1 Qc7 19. Nf3 {1/2-1/2 (19) Gaffagan,S (2062)-Goins,D 
(2129) San Francisco 2012}) 13. axb3 h6 14. Rfd1 Qc7 15. Nh2 Qc6 16. Qf3 b5 17.
Rd2 b4 18. Nd5 Bxd5 19. exd5 Qd7 20. Ra4 a5 21. Bb6 Qb5 22. Be3 Nd7 23. Qh5 Nf6
24. Qf3 Nd7 25. Qh5 Nf6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "11"]
[White "Fier, Alexandr"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "D52"]
[PlyCount "89"]
[EventDate "2009.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8.
Qd2 Bb4 9. Rc1 h6 10. Bh4 c5 11. a3 Bxc3 12. bxc3 b6 13. Bd3 Ba6 14. O-O cxd4
15. Bxa6 Qxa6 16. Qxd4 O-O 17. e4 Nf4 18. Qxd7 Ne2+ 19. Kh1 Nxc1 20. Rxc1 Qxa3
21. Qd2 Rac8 22. Ne5 $146 ({RR} 22. Nd4 a6 23. f3 Rc4 24. h3 b5 25. Ne2 Rfc8
26. Rb1 Qc5 27. Bd8 Ra4 28. Rd1 Qf2 29. Kh2 Kh7 30. e5 Rac4 31. Be7 a5 32. Qd3+
Kg8 33. Rb1 b4 34. cxb4 Rc2 35. Nf4 g5 36. Bc5 R8xc5 {Koksal,E (2228)-Guven,B 
(2099) Porto Carras 2013 1/2-1/2 (40)}) ({RR} 22. Nd4 a6 23. f4 b5 24. Ne2 a5
25. Rb1 Rc4 26. Rxb5 Qa1+ 27. Be1 Rxe4 28. Rb2 Qa3 29. Bf2 a4 30. h3 Ra8 31.
Bd4 Qa1+ 32. Kh2 a3 33. Ra2 Qf1 34. Qd3 Rxe2 35. Rxe2 e5 36. Qe4 Ra5 {Nyback,T
(2554)-Fridman,D (2578) Mallorca 2004 1-0 (40)}) 22... f6 23. Ng4 h5 24. Nxf6+
gxf6 25. e5 Rfd8 26. Qh6 Qxc1+ 27. Qxc1 Rxc3 28. Qf1 Rdc8 29. f4 Rc1 30. Be1
Rd1 31. h4 Rcc1 32. Qf3 Rxe1+ 33. Kh2 fxe5 34. fxe5 Rh1+ 35. Kg3 Rc7 36. Qxh5
Rg7+ 37. Kf2 Rh2 38. Qe8+ Kh7 39. Qxe6 Rxh4 40. Qf5+ Kg8 41. Qc8+ Kh7 42. g3
Rhg4 43. e6 Re7 44. Qf8 Rgg7 45. Qf6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "11"]
[White "Macedo, Maximo Iack"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "D01"]
[PlyCount "54"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Qd3 c6 5. Nf3 Qa5 6. Nd2 ({RR} 6. Bd2 Qc7 7.
e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 Nf6 10. Qe5 Qxe5+ 11. dxe5 Nd5 12. c4 Nc7 13. h3
Bf5 14. O-O-O e6 15. Be3 Na6 16. Bd3 Bc5 17. Bxf5 Bxe3+ 18. fxe3 exf5 19. Rd6
Rd8 20. Rhd1 Rxd6 {Mamedyarov,S (2542)-Mastrovasilis,D (2462) Baku 2002 1/2-1/
2 (40)}) ({RR} 6. Bd2 Qc7 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 Nf6 10. Qd3 g6 11.
Ne5 Be6 12. Be2 Bg7 13. f4 Bd5 14. O-O O-O 15. c4 Be4 16. Qh3 Qc8 17. g4 h5 18.
f5 hxg4 19. Bxg4 Nxg4 20. Qxg4 Bxf5 {Kostic,Z (1839)-Bjelanovic,M (2041)
Belgrade SRB 2021 0-1 (42)}) 6... e6 7. g3 $146 ({RR} 7. Nb3 Qc7 8. e4 a6 9. e5
Ng8 10. Be2 Ne7 11. f4 c5 12. Qf3 Nf5 13. O-O-O Nxd4 14. Nxd4 cxd4 15. Rxd4 Bc5
16. Rdd1 O-O 17. Qh5 Re8 18. g4 Nf8 19. Rd3 Bd7 20. Rh3 Be7 21. Bd3 g6 {
Shcherbenko,A-Karnaukh,A (2248) Kiev 2005 1-0}) ({RR} 7. Nb3 Qc7 8. e4 Bb4 9.
exd5 cxd5 10. Bd2 a6 11. Be2 Nb6 12. O-O Bd7 13. a3 Bxc3 14. Bxc3 Bb5 15. Qe3
Bxe2 16. Qxe2 Na4 17. Qe5 Qxe5 18. dxe5 Nd7 19. Bd4 Rc8 20. Rac1 O-O 21. f4 Rc4
{Palacios de la Prida,E (2335)-Garcia,R Monzon 1987 1-0}) 7... h6 8. Nb3 Qc7 9.
Bf4 e5 10. dxe5 Nxe5 11. Qe3 Nfg4 12. Qd4 g5 13. Bxe5 Qxe5 14. Qxe5+ Nxe5 15.
Bg2 f5 16. h4 Bg7 17. hxg5 hxg5 18. Rxh8+ Bxh8 19. O-O-O Kf7 20. Rh1 Bg7 21. f4
gxf4 22. gxf4 Ng4 23. Bf3 Rb8 24. Nd1 b6 25. c3 Bd7 26. Kd2 Re8 27. Nd4 Nf6
1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "11"]
[White "Matsuura, Everaldo"]
[Black "Bittencourt, Jorge"]
[Result "1/2-1/2"]
[ECO "E04"]
[PlyCount "13"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "11"]
[White "Molina, Roberto Junio"]
[Black "Barreto Filho, Carlos A"]
[Result "1/2-1/2"]
[ECO "A37"]
[PlyCount "19"]
[EventDate "2009.??.??"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. d3 Nh6 7. O-O O-O 8. Bd2
Nf5 9. Rb1 Bd7 ({RR} 9... Qd7 10. a3 b6 11. b4 Bb7 12. e3 Rac8 13. Ne1 Rfd8 14.
Qe2 e6 15. Nc2 Nce7 16. Bxb7 Qxb7 17. bxc5 dxc5 18. Rfd1 Nc6 19. f4 Rd7 20. Be1
Rcd8 21. g4 Nfe7 22. Ne4 Qa6 23. Bh4 Kh8 24. Bf6 {Caruana,F (2791)-Iturrizaga
Bonelli,E (2653) Dubai 2014 1-0 (60)}) ({RR} 9... Qd7 10. a3 b6 11. b4 Bb7 12.
Bh3 e6 13. Re1 Ncd4 14. Nxd4 Nxd4 15. Bg2 Bxg2 16. Kxg2 Rad8 17. bxc5 dxc5 18.
Nb5 Nc6 19. Bc3 e5 20. Bb2 f5 21. Nc3 f4 22. f3 h5 23. Rh1 Ne7 24. Ne4 {
Kozhabekov,A (1911)-Orozbaev,E (2267) Almaty KAZ 2023 0-1 (48)}) 10. e4 $146 ({
RR} 10. a3 a5 11. e3 Rb8 12. Nb5 b6 13. Bc3 Ne5 14. Qd2 Nxf3+ 15. Bxf3 d5 16.
b4 axb4 17. axb4 Bxb5 18. Bxg7 Nxg7 19. cxb5 Qd6 20. bxc5 bxc5 21. Rb2 Rb6 22.
Rfb1 Ne6 23. h4 h5 24. Kg2 f5 {Kesik,K (2181)-Reinhardt,B (2241) Feffernitz
2015 1/2-1/2 (61)}) ({RR} 10. a3 Rb8 11. b4 b6 12. e3 h5 13. Qe2 Re8 14. b5 Ne5
15. Ne1 Qc8 16. Nc2 Nh6 17. a4 Bh3 18. Nd5 Bxg2 19. Kxg2 Qb7 20. e4 Nd7 21. Bg5
e6 22. Ne7+ Kh7 23. Nc6 Ra8 24. Bf4 d5 {Wulf von Moers,J-Mueller,J Germany
1996 1-0 (42)}) 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2009.12.??"]
[Round "11"]
[White "Vescovi, Giovanni"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "40"]
[EventDate "2009.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2
Bf6 9. Rc1 d6 10. Qc2 Nxd2 11. Qxd2 Nd7 12. Ne1 $146 ({RR} 12. Rfd1 Qe7 13. Ne1
Bxg2 14. Kxg2 Rfd8 15. Nf3 g6 16. h4 c6 17. h5 Bg7 18. hxg6 hxg6 19. Rh1 Rac8
20. Rh4 d5 21. cxd5 cxd5 22. Rch1 f6 23. Nh2 Kf7 24. Ng4 Rh8 25. Nh6+ Bxh6 26.
Rxh6 Rxh6 {Andersson,U (2585)-Sanguineti,R (2480) Biel 1976 1-0 (108)}) ({RR} 
12. e4 c6 13. h4 a6 14. d5 cxd5 15. cxd5 Nc5 16. Rfe1 exd5 17. Nxd5 Bxd5 18.
exd5 a5 19. Nd4 Bxd4 20. Qxd4 Re8 21. Bf1 Ra7 22. Bb5 Rxe1+ 23. Rxe1 Re7 24.
Re3 h5 25. b3 Rxe3 26. Qxe3 Qf6 {Wojtaszek,R (2743)-Bologan,V (2550) http://
www.chessbomb.com 2021 1/2-1/2 (51)}) ({RR} 12. Rfd1 Qe7 13. h4 g6 14. h5 Rfe8
15. b4 a5 16. a3 axb4 17. axb4 Rab8 18. e4 c5 19. dxc5 bxc5 20. Nb5 Bxe4 21.
Qxd6 Bxf3 22. Bxf3 Ne5 23. Be2 Red8 24. Qxe7 Bxe7 25. bxc5 gxh5 26. Nd6 Rd7 {
Sharikov,A (2167)-Lupolov,B (2055) Chelyabinsk RUS 2023 1/2-1/2 (66)}) ({RR} 
12. e4 g6 13. Rfd1 Bg7 14. d5 e5 15. b4 Qe7 16. Re1 Rfd8 17. Rcd1 a6 {1/2-1/2 
(17) Lechtynsky,J (2420)-Augustin,J (2430) Marianske Lazne 1978}) 12... Bxg2
13. Kxg2 c5 14. Nf3 cxd4 15. Nxd4 a6 16. Ne4 Qc7 17. Nxf6+ Nxf6 18. Qd3 Rac8
19. b3 Rfd8 20. Rfd1 Qb7+ 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "B66"]
[PlyCount "59"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Be7 9. f4 Nxd4 10. Qxd4 b5 11. Bxf6 gxf6 12. e5 d5 13. f5 fxe5 14. Qxe5
Bf6 15. Qg3 Bh4 16. Qh3 O-O 17. Kb1 Bf6 18. Bd3 Ra7 19. g4 $146 ({RR} 19. Rhf1
Kh8 20. g4 Rg8 21. fxe6 fxe6 22. Ne2 Rag7 23. Nf4 Be5 24. Nh5 Rc7 25. Rde1 Qg5
26. Qf3 Bg7 27. h4 Qe7 28. g5 Rf8 29. Qg3 Rxf1 30. Rxf1 e5 31. Nxg7 Kxg7 32. h5
e4 33. Be2 d4 {Karjakin,S (2727)-Ivanchuk,V (2781) Moscow 2008 0-1 (39)}) 19...
b4 20. Rhg1 bxc3 21. g5 Kh8 22. gxf6 Qxf6 23. fxe6 fxe6 24. Rdf1 Qd8 25. Qg3
Rxf1+ 26. Bxf1 Rf7 27. Qxc3+ Qf6 28. Qxc8+ Rf8 29. Qc3 d4 30. Qe1 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "1"]
[White "Gonzalez, Bolivar"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "58"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3
Be7 9. Qd2 O-O 10. g4 d5 11. g5 d4 12. gxf6 Bxf6 13. Nd1 ({RR} 13. Bf2 Bg5 14.
Qd3 dxc3 15. Qxd8 Rxd8 16. bxc3 Bxb3 17. axb3 Bd2+ 18. Ke2 Bxc3 19. Rd1 Rxd1
20. Kxd1 Nc6 21. Bd3 Nb4 22. Ke2 Rc8 23. Rd1 b5 24. Be3 g6 25. f4 exf4 26. Bxf4
Bb2 27. c4 Nxd3 {Khalifman,A (2702)-Lautier,J (2653) Moscow 2001 0-1 (58)}) ({
RR} 13. O-O-O Nc6 14. Qf2 dxe3 15. Rxd8 exf2 16. Rxf8+ Kxf8 17. h4 h5 18. Nd1
Bxb3 19. axb3 Nd4 20. Rh3 Rc8 21. Nc3 b5 22. b4 Be7 23. Bd3 Bxb4 24. Kd2 Ne6
25. Rh2 Bc5 26. Nd1 Rd8 27. Nxf2 Nd4 {Clawitter,C (2050)-Zanette,E (2085)
chess.com INT 2023 0-1 (42)}) 13... dxe3 14. Qxd8 Rxd8 15. h4 $146 ({RR} 15.
Bd3 Bg5 16. Ke2 Nc6 17. Nxe3 Bxb3 18. axb3 Nd4+ 19. Kf2 Nxb3 20. Rad1 Bxe3+ 21.
Kxe3 Nd4 22. c3 Ne6 23. Bc4 Nf4 24. Bd5 Nxd5+ 25. exd5 Rac8 26. f4 exf4+ 27.
Kxf4 Rc4+ 28. Ke3 b5 29. Rd3 f5 {Veljanoski,A (2000)-Risteski,E (2208) Ohrid
MKD 2019 1/2-1/2 (64)}) ({RR} 15. Bd3 Bg5 16. Ke2 Nc6 17. Nxe3 Bxb3 18. axb3
Nd4+ 19. Kf2 Nxb3 20. Ra3 Nd4 21. Nd5 Rac8 22. Rc3 Rxc3 23. bxc3 Ne6 24. Rg1
Nf4 25. c4 Nh3+ 26. Kg2 Nxg1 27. Kxg1 a5 28. Nb6 Be3+ {0-1 (28) Andreev,D 
(2046)-Petrov,V (1690) Sofia 2010}) 15... Nc6 16. Nxe3 Rac8 17. Nc5 Nd4 18.
Nxe6 fxe6 19. O-O-O Nxf3 20. Be2 Nxh4 21. Kb1 Ng6 22. Bc4 Nf4 23. Bb3 Rxd1+ 24.
Nxd1 Rd8 25. c3 h5 26. Nf2 Kf7 27. Bd1 Rd2 28. Rf1 g5 29. Nh1 g4 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "1"]
[White "Mekhitarian, Krikor"]
[Black "Milos Jr, Gilberto"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "85"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 c5 7. O-O cxd4 8. Nxd4
Nc6 9. Nc2 Nd7 10. Bd2 Nc5 11. f3 a5 12. Kh1 a4 13. Be1 ({RR} 13. Rc1 Be6 14.
Na3 Qb6 15. Rb1 f5 16. Be3 Qa5 17. exf5 Bxf5 18. Rc1 Nb4 19. Nd5 Nxd5 20. cxd5
Bxb2 21. Nc4 Bxc1 22. Nxa5 Bxe3 23. Nc4 Bg5 24. Nb6 Ra5 25. g4 Bd7 26. Qe1 Bb5
27. Qxa5 Bxe2 {Bacrot,E (2713)-Felgaer,R (2573) Caleta 2010 1/2-1/2 (54)}) ({RR
} 13. Ne3 f5 14. exf5 gxf5 15. f4 Bd7 16. Rb1 Nd4 17. Be1 Bc6 18. Bh4 b6 19.
Ned5 Ra7 20. Re1 Kh8 {1/2-1/2 (20) Adrian,C (2156)-Szpar,M (2442) Gijon ESP
2022}) 13... f5 $146 ({RR} 13... Ne6 14. Qd2 Ncd4 15. Nxd4 Nxd4 16. Rc1 Nxe2
17. Qxe2 Be6 18. Bh4 {1/2-1/2 (18) Zagorskis,D (2493)-Malisauskas,V (2489)
Kaunas 2008}) 14. exf5 gxf5 15. Rb1 f4 16. b4 axb3 17. axb3 Kh8 18. b4 Nd7 19.
Nd5 Nb6 20. Bh4 Nxd5 21. cxd5 Ne5 22. Nd4 Qe8 23. Ra1 Rxa1 24. Qxa1 Qh5 25. Bf2
Nd7 26. Qa2 Nf6 27. Bc4 Qg5 28. Re1 Rg8 29. Qd2 b5 30. Bb3 Nd7 31. g3 Be5 32.
Ne6 Qh5 33. g4 Qh3 34. Bd1 Qh6 35. Bd4 Bb7 36. g5 Qg6 37. Qxf4 h6 38. Rxe5 dxe5
39. Bxe5+ Nxe5 40. Qxe5+ Kh7 41. Nf4 Qb1 42. Qxe7+ Rg7 43. g6+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "1"]
[White "Shumyatsky, Victor"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "B10"]
[PlyCount "72"]
[EventDate "2010.??.??"]

1. e4 {Postny,E} c6 2. Nc3 d5 3. Nf3 Nf6 ({RR} 3... Bg4) 4. e5 Ne4 5. d4 ({RR} 
5. Ne2 Qb6 6. d4 c5 ({RR} 6... e6 7. Nfg1 f6 8. f3 Ng5) 7. dxc5 Qxc5 8. Ned4
Nc6 9. Bb5 Bd7 10. O-O e6 11. Be3 Qb4 12. c4 Qxb2 13. cxd5 Nc3 14. dxe6 Nxd1
15. exd7+ Kd8 16. Raxd1 Nxd4 17. Nxd4 Bc5 18. Bc4 Bxd4 19. Bxd4 Qc2) 5... Bf5 (
{RR} 5... Nxc3 6. bxc3 Bg4 ({RR} 6... Bf5 7. Nh4) 7. h3 Bxf3 8. Qxf3 e6 9. h4 (
{RR} 9. Bd3 Qa5 10. Bd2 Qa4) 9... h5 ({RR} 9... Qa5 10. a4) 10. a4 Be7 ({RR} 
10... c5 11. Rb1 Qc7 12. Bb5+ ({RR} 12. c4 Nc6 13. cxd5 Nxd4) 12... Nc6 13. O-O
Be7 ({RR} 13... a6 14. Bxc6+ Qxc6 15. Bg5) 14. Qg3 g6) 11. Rb1 Qc7 12. c4 Nd7 (
{RR} 12... Qa5+ 13. Bd2 Qxa4 14. Qc3 dxc4 15. Rxb7 Qa6 16. Rb1) 13. Rh3 ({RR} 
13. Bd2 Nb6 ({RR} 13... Rb8 14. cxd5 cxd5 15. Bd3 g6 16. Rh3 Nb6 17. Ba5) 14.
c5 Nd7 15. c4 dxc4 16. Bxc4 b6 17. cxb6 axb6 18. O-O Rxa4 19. Rfc1) 13... Rb8
14. c3 ({RR} 14. Bd2 dxc4 15. Bxc4 c5 16. d5 Nxe5 17. Qg3 O-O 18. dxe6 fxe6 19.
Bxe6+ Kh8 20. Bc3 Bf6 21. Kf1 Rbe8 22. Bxe5 Qxe5 23. Qxe5 Bxe5) 14... g6 15.
Bd2 Nb6 16. c5 Nxa4 ({RR} 16... Nc4 17. Bxc4 dxc4 18. Bg5 ({RR} 18. Qe2 b6 19.
Qxc4 bxc5 20. Rxb8+ Qxb8) ({RR} 18. Kf1 Qd8 19. Qe2 Bxh4 20. Qxc4 Be7) 18...
Bxg5 19. hxg5 Qd8 ({RR} 19... b5 20. Qf6 Rf8 21. axb5 Rxb5 22. Rxb5 cxb5 23. d5
exd5 24. c6 Qd8 25. Qd6) 20. Qf6 Qxf6 21. gxf6 b6) 17. c4 Nxc5 ({RR} 17... dxc4
18. Bxc4 Rd8 ({RR} 18... b5 19. Bb3 Rd8 20. Qe4 Qd7 21. Ba5 Qxd4 22. Qxc6+ Kf8
23. Bxd8) 19. Qb3 ({RR} 19. Qe4 Qd7 20. Rd3 b5) ({RR} 19. Qf4 Qd7 20. Rf3 O-O
21. Bb3 b5 22. Ba5 Qxd4 23. Bxd8 Qxd8 24. Bxa4 bxa4 25. Qxa4 Bxc5) 19... Rxd4
20. Qxa4 Qxe5+ 21. Be3 Qe4 22. Rc1 Bxc5) 18. dxc5 Qxe5+ 19. Be2 Qc7 20. Qc3 {
Vallejo Pons,F (2693)-Khairullin,I (2626) Plovdiv 2012 CBM 148 [Postny,E] 1-0 
(84)} ({RR} 20. Bc3 O-O 21. Qe3 Rbd8 22. Be5 Qa5+ 23. Kf1 Kh7 24. Rxb7)) 6.
Nxe4 ({RR} 6. Bd3 e6 7. O-O Bg6 8. Bxe4 dxe4 9. Ng5 c5 10. d5 Be7 11. dxe6 Bxg5
12. exf7+ Kxf7 13. Bxg5 Qxg5 14. Qd5+ Ke7 15. Qxc5+ Ke8 16. Nd5 Nd7 17. Nc7+
Kd8 18. Qd6 Qxe5 19. Qxe5 Nxe5 20. Nxa8 Kd7 {Gosh,C (2026)-Garrido,D (2227)
chess.com INT 2023 0-1 (55)}) 6... Bxe4 7. Ng5 $146 ({RR} 7. Bd3 Bxd3 8. Qxd3
h6 9. O-O Nd7 10. Be3 e6 11. Rac1 Be7 12. c4 Qb6 13. Rc2 c5 14. cxd5 exd5 15.
dxc5 Bxc5 16. Bxc5 Nxc5 17. Qxd5 Rc8 18. Nd2 O-O 19. Nc4 Qb4 20. Nd6 Rc6 21.
Rfc1 a6 {Fercher,A (1457)-Khatuev,I Innsbruck 2017 1-0 (33)}) 7... Bg6 8. h4 h6
9. Nh3 e6 10. Nf4 Bf5 11. c3 c5 12. dxc5 Bxc5 13. Bd3 Qc7 14. Qe2 Bxd3 15. Nxd3
h5 16. Be3 Be7 17. Bg5 Nc6 18. Bxe7 Nxe7 19. O-O Nf5 20. g3 O-O-O 21. a4 Kb8
22. a5 Rdg8 23. Qd2 g5 24. hxg5 Qe7 25. a6 Rxg5 26. Ra4 d4 27. Qf4 Rhg8 28. Qe4
Rg4 29. Qxb7+ Qxb7 30. axb7 dxc3 31. Rxg4 Rxg4 32. Kh2 Rd4 33. Nc5 cxb2 34. Rb1
Rd2 35. Kg1 Rc2 36. Nd3 Rc3 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "1"]
[White "Vescovi, Giovanni"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "B77"]
[PlyCount "62"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. O-O a5 13. a4 b4 14. Nd5 Be6 15.
Nxf6+ Bxf6 16. Bxf6 exf6 17. Rad1 Bxb3 $146 ({RR} 17... Ra6 18. Bxe6 fxe6 19.
f4 f5 20. Qe2 Qc8 21. Rd2 Rc6 22. Rf3 fxe4 23. Qxe4 Rc4 24. Qe3 d5 25. g3 Qc6
26. b3 Re4 27. Qf2 Rc8 28. Re3 Rxe3 29. Qxe3 Qc5 30. Kf2 Kf7 31. Qxc5 Rxc5 32.
Ke1 {Lobzhanidze,D (2460)-Eichner,S (2276) Leutersdorf 2004 1/2-1/2 (50)}) ({RR
} 17... Qb6+ 18. Qd4 Ra6 19. Rf2 Qxd4 20. Rxd4 Rd8 21. Rfd2 Kf8 22. Bd5 Ke7 23.
Rc4 Ra7 24. c3 bxc3 25. Rxc3 f5 26. exf5 Bxf5 27. Kf2 Rb8 28. g4 Bd7 29. b3 Rb4
30. Re3+ Kf8 31. Bc4 Bxa4 32. Rxd6 {Dixit,N (2321)-Bernadskiy,V (2611) Sharjah
UAE 2021 1/2-1/2 (70)}) 18. cxb3 Ra6 19. Qd4 Rc6 20. Rc1 Qc7 21. Rxc6 Qxc6 22.
Qxf6 Qc5+ 23. Kh1 Qe5 24. Qxe5 dxe5 25. Rd1 Rc8 26. Kg1 Rc2 27. Rd5 f6 28. Rxa5
Rxb2 29. Rb5 Rxb3 30. a5 Ra3 31. Rxb4 Rxa5 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "1"]
[White "di Berardino, Diego"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "97"]
[EventDate "2010.??.??"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. g3 c6 6. a4 Nbd7 7. Bg2 O-O 8. O-O
b6 9. h3 a6 ({RR} 9... Bb7 10. Be3 a6 11. g4 b5 12. Ng3 g6 13. f4 b4 14. Nce2
exd4 15. Qxd4 c5 16. Qd2 Nb6 17. b3 a5 18. Rad1 Qc7 19. g5 Nfd7 20. h4 Rfe8 21.
h5 Bf8 22. c4 bxc3 23. Nxc3 Ba6 24. Nb5 {Grischuk,A (2717)-Morozevich,A (2721)
Moscow 2006 0-1 (39)}) 10. g4 ({RR} 10. Be3 Rb8 11. g4 h5 12. Ng3 hxg4 13. hxg4
g6 14. Bf3 exd4 15. Bxd4 Ne5 16. Bxe5 dxe5 17. Qe2 Qc7 18. Kg2 Nh7 19. Rh1 Ng5
20. Qe3 f6 21. Be2 Bc5 22. Bc4+ Kg7 23. Qe2 b5 24. axb5 axb5 {Korelskiy,E 
(1748)-Basaric,S (2037) Novi Sad SRB 2022 1/2-1/2 (44)}) 10... h6 11. Ng3 $146
({RR} 11. Be3 Bb7 12. Ng3 b5 13. Nf5 exd4 14. Bxd4 c5 15. Bxf6 Nxf6 16. e5 Bxg2
17. exf6 Bxf6 18. Kxg2 b4 19. Ne4 Bxb2 20. Rb1 Be5 21. f4 {1-0 (21) Wong,Y 
(2205)-Hj,A (2010) Penang 2015}) 11... Re8 12. Nf5 Bf8 13. Kh1 Bb7 14. dxe5
Nxe5 15. f4 Ng6 16. Qd3 b5 17. Ne2 c5 18. Neg3 Qb6 19. b3 Rad8 20. axb5 axb5
21. c4 Ne7 22. Ne3 Ng6 23. Bb2 bxc4 24. Nxc4 Qc7 25. Bxf6 gxf6 26. Nh5 Bg7 27.
Ne3 Nh4 28. Nd5 Bxd5 29. Qxd5 f5 30. Nxg7 Kxg7 31. gxf5 Kh7 32. Bf3 Qe7 33.
Rae1 Rg8 34. Bg4 h5 35. f6 Qxf6 36. Qxh5+ Qh6 37. Qxf7+ Rg7 38. Qe6 Qxe6 39.
Bxe6 Rg3 40. Rg1 Rc3 41. Ra1 Re8 42. Ra7+ Kh6 43. Rgg7 Rc1+ 44. Kh2 Rc2+ 45.
Kg1 Nf3+ 46. Kf1 Nd2+ 47. Ke2 Nxe4+ 48. Kd3 Rc3+ 49. Kxe4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "2"]
[White "Barreto Filho, Carlos A"]
[Black "Shumyatsky, Victor"]
[Result "0-1"]
[ECO "E15"]
[PlyCount "86"]
[EventDate "2010.??.??"]

1. d4 {Krasenkow,M} Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Bb7 6. Bg2 c5 7.
dxc5 bxc5 8. O-O Be7 9. Nc3 O-O 10. Rd1 Qb6 11. Bf4 Rd8 12. Rd2 d6 ({RR} 12...
d5) 13. Rad1 Na6 ({RR} 13... Ne8 14. e4 ({RR} 14. Nb5 Na6 15. Qc2 ({RR} 15. a3
h6 16. Ne1 Bxg2 17. Kxg2 Nac7 18. Nxc7 Qxc7 19. Qa6) 15... h6 16. h3 ({RR} 16.
Nc3) 16... d5 17. g4 Nb4 18. Qb1 dxc4 19. Rxd8 Rxd8 20. Rxd8 Bxd8 21. Na3 Bf6
22. Nxc4 Qa6 23. Nfd2 Bxg2 24. Kxg2 Qxa2 ({RR} 24... Nxa2 25. Qe4 Qc8) 25. Qxa2
Nxa2 26. Nb3 Be7 27. Bb8 a6 28. Ba7) ({RR} 14. Bg5 Bxg5 ({RR} 14... Nc6) 15.
Nxg5 Bxg2 16. Kxg2) ({RR} 14. Ng5 Bxg2 15. Kxg2 h6 16. Nge4 f5) 14... Bc6 15.
Qc2 Nd7 ({RR} 15... Qb7) 16. e5 dxe5 17. Nxe5 Nxe5 18. Bxe5 Bxg2 19. Kxg2 Nf6
20. Ne4 Rxd2 ({RR} 20... Qc6 21. f3 Nxe4 22. Qxe4 Qxe4 23. fxe4 Kf8 24. Kf3 f6
25. Bc7 Rxd2 26. Rxd2 Ke8 27. g4 a5 28. Rd3 ({RR} 28. e5) 28... e5 29. Ke3 Ra6
30. Kd2 a4 31. Kc2 Kf7 32. a3 Ke6 33. h3 Ra7 34. Bb6 Ra6 35. Bc7) 21. Rxd2 Rd8
22. Bxf6 gxf6 23. g4 h5 24. h3 ({RR} 24. gxh5 f5 25. Ng3 Bf6) 24... hxg4 25.
hxg4 Rxd2 26. Qxd2 Qc6 27. f3 f5 28. gxf5 {Mamedyarov,S (2752)-Kramnik,V (2788)
Dortmund 2008 CBM 125 [Krasenkow,M] 1/2-1/2 (40)}) ({RR} 13... h6) ({RR} 13...
a6 14. Ng5) ({RR} 13... h6 14. h3 Ne8 15. g4 Nd7 16. Qb5 Qc7 17. Qb3 a6 18. Qc2
Bc6 19. b3 Qb7 20. Ne1 Bxg2 21. Nxg2 Ndf6 22. Bg3 Rac8 23. Ne3 Qc6 24. Qb1 Rd7
25. Qd3 Rcd8 26. Qc2 Bf8 27. Bh4 Rc8 28. Bg3 {Arabidze,M (2427)-Zhigalko,S 
(2572) chess.com INT 2023 1/2-1/2 (72)}) 14. Ng5 $146 ({RR} 14. Ne1 Bxg2 15.
Nxg2 h6 16. e4 g5 17. Be3 Ng4 18. f4 Nb4 19. h3 Nxe3 20. Nxe3 gxf4 21. gxf4 Kh7
22. Qb5 Qc7 23. e5 Nc6 24. exd6 Bxd6 25. Ned5 exd5 26. Nxd5 Rg8+ 27. Rg2 Rxg2+
28. Kxg2 Rg8+ {Ostergaard,J (2310)-Danielsen,H (2430) Hillerod 1995 1/2-1/2 
(63)}) ({RR} 14. Qb5 d5 15. Qxb6 axb6 16. Ne5 h6 17. cxd5 exd5 18. Nc4 dxc4 19.
Bxb7 Rxd2 20. Rxd2 Ra7 21. Bf3 Nc7 22. Bc6 Ne6 23. Be5 Ra5 24. h3 Kf8 25. e3
Nd8 26. Bb5 Ne4 27. Nxe4 Rxb5 28. Bc3 Nc6 {Rodshtein,M (2615)-Erturan,Y (2373)
Skopje 2013 1-0 (35)}) 14... Bxg2 15. Kxg2 Qb7+ 16. f3 d5 17. Nh3 h6 18. cxd5
exd5 19. Be5 d4 20. Bxf6 Bxf6 21. Ne4 Be7 22. e3 dxe3 23. Rxd8+ Rxd8 24. Rxd8+
Bxd8 25. Qe8+ Kh7 26. Qxd8 Qxb2+ 27. Kf1 Qb5+ 28. Kg2 Qe2+ 29. Nhf2 exf2 30.
Nxf2 Nb4 31. Qd7 Qxa2 32. h4 Nc2 33. Qf5+ g6 34. Qe4 Qb1 35. Nd3 c4 36. Qe7
Ne3+ 37. Kf2 Qf1+ 38. Kxe3 Qxd3+ 39. Kf2 Qc2+ 40. Kf1 Qb1+ 41. Kg2 Qa2+ 42. Kh3
c3 43. g4 Qc4 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "2"]
[White "El Debs, Felipe"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "134"]
[EventDate "2010.??.??"]

1. Nf3 e6 2. c4 d5 3. d4 c6 4. Qc2 Nf6 5. g3 Bb4+ 6. Nbd2 O-O 7. Bg2 dxc4 8.
Qxc4 ({RR} 8. O-O b5 9. b3 cxb3 10. Nxb3 Bb7 11. Bd2 Bxd2 12. Qxd2 Nbd7 13.
Rfc1 Rc8 14. Qb2 Qe7 15. Rc2 c5 16. dxc5 Nxc5 17. Qa3 Nfd7 18. Rac1 Rc7 19.
Nfd4 Bxg2 20. Kxg2 Qd6 21. f3 a6 22. Nxc5 Qxd4 {Levin,F (2459)-Stegert,J (1832)
Dusseldorf GER 2023 1-0}) 8... Qe7 9. O-O Nbd7 10. e4 Bxd2 $146 ({RR} 10... Ba5
11. e5 Nd5 12. Ne4 h6 13. Bd2 Bc7 14. Rfe1 Rd8 15. h4 Nf8 16. Rad1 Bd7 17. Nh2
b6 18. Ng4 Nh7 19. Bf1 c5 20. dxc5 h5 21. Ne3 Bxe5 22. Nxd5 exd5 23. Qxd5 Bg4
24. Nd6 Nf6 25. Qb7 {Pacheco,M (2240)-Mieles Palau,D (2407) La Paz 2002 0-1})
11. Nxd2 e5 12. Nb3 a5 13. Bd2 Nb6 14. Qc3 a4 15. dxe5 Ng4 16. Nd4 Nxe5 17.
Rfe1 f6 18. Rad1 Qf7 19. b3 axb3 20. axb3 Ra2 21. f4 Ng4 22. h3 Nh6 23. Ra1
Rxa1 24. Rxa1 Re8 25. Be3 Nd7 26. Ra8 Nf8 27. g4 Qe7 28. g5 Nf7 29. Rxc8 Rxc8
30. Nf5 Qe6 31. gxf6 gxf6 32. Bd4 Nd6 33. Nh6+ Kg7 34. f5 Nxe4 35. Qe3 Qd6 36.
Bxe4 Re8 37. Ng4 Nd7 38. Bc3 Kf7 39. Kg2 Nc5 40. Nxf6 Nxe4 41. Nxe8 Qe7 42. Nc7
Nxc3 43. Qxc3 Qxc7 44. Qh8 Qf4 45. Qxh7+ Kf8 46. Qh8+ Kf7 47. Qh5+ Kf8 48. Qf3
Qb4 49. Qe3 Qd6 50. Kf3 b5 51. Kg4 c5 52. Qe4 Qc7 53. h4 c4 54. bxc4 bxc4 55.
h5 c3 56. h6 c2 57. Qa8+ Ke7 58. Qa3+ Kf7 59. Qc1 Qc4+ 60. Kf3 Qd3+ 61. Kf2 Qd1
62. Qe3 c1=Q 63. Qe6+ Kf8 64. Qf6+ Ke8 65. Qe6+ Kd8 66. Qf6+ Kc7 67. Qg7+ Kb6
0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "2"]
[White "Gonzalez, Bolivar"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "B68"]
[PlyCount "136"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. a3 b4 12. axb4 Nxb4 13. Bxf6 ({RR} 13. e5
Qa5 14. Qd4 dxe5 15. Nxe5 Bc5 16. Qc4 Rc8 17. Qb3 Nfd5 18. Nxd5 Ba4 19. Nc7+
Kf8 20. Nxe6+ fxe6 21. Nd7+ Bxd7 22. Rxd7 Nd5 23. Bc4 Nb6 24. Rhd1 Nxd7 25.
Rxd7 Qe1+ 26. Rd1 Be3+ 27. Kb1 Qxd1+ {Claure Verastegui,R (1925)-Delgado
Ramirez,N (2515) Oruro BOL 2023 0-1 (31)}) 13... gxf6 14. Nd5 $146 ({RR} 14. f5
Rc8 15. Qd4 Qa5 16. Kb1 e5 17. Qe3 d5 18. exd5 Bxf5 19. Bd3 Rxc3 20. bxc3 Qa2+
21. Kc1 Bxd3 22. Qf2 Bc5 23. Nd4 exd4 24. cxd3 Qxf2 25. Rd2 Qe3 26. Kd1 Nxd3
27. Re2 Nf2+ 28. Ke1 Qxe2+ {Veiga,E (2072)-Soumya,S (2351) chess.com INT 2021
0-1 (33)}) ({RR} 14. f5 Qa5 15. Kb1 O-O 16. g4 Rfc8 17. g5 Kh8 18. g6 fxg6 19.
fxg6 Bf8 20. h4 Be8 21. gxh7 Bg7 22. Bh3 f5 23. e5 dxe5 24. Ng5 e4 25. Nxe6
Rxc3 26. Nxg7 Qa2+ {0-1 (26) Toncheva,N (2194)-Li Xueyi (2297) chess.com INT
2022}) 14... Nxd5 15. exd5 e5 16. Bd3 Qb6 17. Rhe1 Rb8 18. Qc3 O-O 19. Nh4 Rfc8
20. Qa3 Rc5 21. Kb1 f5 22. Nxf5 Bxf5 23. Bxf5 Bf6 24. fxe5 Bxe5 25. Rxe5 dxe5
26. Qg3+ Kf8 27. b3 Qd6 28. Bxh7 Ke7 29. Qg5+ Kd7 30. Bf5+ Kc7 31. Qg7 Rf8 32.
Be4 Kb6 33. g4 a5 34. Rf1 f6 35. g5 f5 36. Qh6 Qxh6 37. gxh6 f4 38. h7 Rcc8 39.
Rg1 f3 40. Bxf3 Rh8 41. Be4 Kc5 42. c3 a4 43. bxa4 Rcf8 44. Rg6 Kc4 45. Rc6+
Kb3 46. Bc2+ Ka3 47. Kc1 Rf1+ 48. Kd2 Rf2+ 49. Kd1 Rxh2 50. Rf6 Kb2 51. Bg6
Kxc3 52. d6 Ra8 53. Rf3+ Kb4 54. Re3 Rh6 55. Re4+ Ka3 56. Re3+ Kb2 57. Re2+ Ka1
58. Be4 Rd8 59. Rd2 Rh4 60. Bf5 Rh5 61. d7 Rxf5 62. h8=Q Rxh8 63. d8=Q Rxd8 64.
Rxd8 e4 65. Ke2 Kb2 66. Rd4 Kb3 67. Rxe4 Ra5 68. Kd3 Rxa4 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "2"]
[White "Leitao, Rafael"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "44"]
[EventDate "2010.??.??"]

1. d4 {Gershon,A} e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7
7. e3 O-O 8. Be2 d6 9. O-O Ne4 10. Qc2 f5 ({RR} 10... Nd7 11. b4 c5) 11. b4 Rf6
12. d5 ({RR} 12. Bb2 Nd7 13. d5 Rg6 14. Nd4) ({RR} 12. Bb2 Rg6 13. Rad1 Nd7 14.
d5 c5 15. Nd2 exd5 16. cxd5 Bxd5 17. Bc4 Rxg2+ 18. Kh1 Rg1+ {0-1 (18) Coyne,T 
(2021)-Ghaem Maghami,E (2479) Las Vegas USA 2023}) 12... exd5 13. Bb2 Rg6 14.
cxd5 Bxd5 $146 ({RR} 14... Nd7 15. Rac1 Rc8 16. Rfd1 a6 ({RR} 16... c5 17. dxc6
Rxc6 ({RR} 17... Bxc6 18. Ba6) 18. Qb3+ Kf8 19. Rxc6 Bxc6 20. g3 ({RR} 20. Nd4
Rxg2+ 21. Kxg2 Qg5+ 22. Kf1 ({RR} 22. Bg4 Nd2+ 23. Nxc6 Qxg4+) 22... Qh4)) ({RR
} 16... Qe7 17. Qa4 a5 18. bxa5 Ndc5) 17. Bd3 Qe7 18. Nd4 Bxd5 19. Bc4 Bxc4 ({
RR} 19... Qf7 20. Nxf5 Bxc4 21. Qxc4 Qxc4 22. Rxc4) 20. Qxc4+ Kh8 21. Nxf5 Qe8
({RR} 21... Qg5 22. Qxe4) 22. Qxa6 Rg5 23. Ng3 Nxg3 24. hxg3 Rxg3 25. Rxd6 ({RR
} 25. fxg3 Qxe3+ 26. Kh2 Qh6+) 25... Ra8 26. Re6 Qg8 27. Qb7 Rg5 ({RR} 27...
Rb8 28. Qxc7 Qxe6 29. Qxg3) 28. Rxc7 ({RR} 28. Re7 Rb8 29. Qxc7 Nf6 30. Rxg7
Rxg7 31. Bxf6) 28... Rb8 29. Qe4 {Ivanchuk,V (2739)-Moiseenko,A (2665) Sochi
2005 CBM 107 [Gershon,A] 1/2-1/2 (36)}) 15. Rfd1 Bb7 16. Rac1 Na6 17. Ne5 Rxg2+
18. Kxg2 Qg5+ 19. Kf1 dxe5 20. Bxe5 Re8 21. Qc4+ Kf8 22. Rd7 Qg6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "2"]
[White "Matsuura, Everaldo"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "42"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. f3 b5 8. Qd2
Nbd7 9. g4 h6 10. O-O-O b4 11. Nce2 Qc7 12. Bg2 ({RR} 12. h4 d5 13. Bh3 dxe4
14. g5 hxg5 15. hxg5 exf3 16. Ng3 Nd5 17. g6 N7f6 18. gxf7+ Kxf7 19. Nf1 Rxh3
20. Rxh3 e5 21. Nxf3 Bxh3 22. Ng5+ Kg8 23. Nxh3 Qa5 24. Qd3 Qxa2 25. Qb3 Qxb3
26. cxb3 Be7 {Karjakin,S (2730)-Ivanchuk,V (2786) Kallithea 2008 0-1 (47)}) ({
RR} 12. h4 d5 13. Bf4 e5 14. Bh2 dxe4 15. g5 hxg5 16. hxg5 Rxh2 17. Rxh2 exd4
18. Rh8 Nd5 19. Qxd4 Bb7 20. fxe4 N5b6 21. g6 f6 22. Bh3 O-O-O 23. Kb1 Kb8 24.
Bxd7 Nxd7 25. Rxf8 Rxf8 26. Qxd7 Bxe4 {Seo,J (2509)-Sivuk,V (2530) Skara SWE
2023 0-1 (71)}) 12... g6 $146 ({RR} 12... Bb7 13. h4 Ne5 14. b3 Nfd7 15. g5 h5
16. f4 Ng4 17. g6 Nxe3 18. gxf7+ Kxf7 19. Qxe3 Nf6 20. Bh3 Re8 21. Ng3 Qc3 22.
Qxc3 bxc3 23. Rhe1 e5 24. Nde2 exf4 25. Nxf4 g6 26. Rf1 Bh6 27. Kb1 {Soltanici,
R (2410)-Samadov,R (2332) chess.com INT 2020 1-0 (50)}) ({RR} 12... d5 13. exd5
Nxd5 14. Nf4 Bb7 15. Nxd5 Bxd5 16. f4 Bxg2 17. Qxg2 Rc8 18. Rhe1 Bc5 19. f5 e5
20. Nf3 f6 21. h4 O-O 22. g5 Bxe3+ 23. Rxe3 h5 24. gxf6 Nxf6 25. Nxe5 Rfd8 26.
Rxd8+ Rxd8 27. Qe2 {Givon,A (2445)-Korobov,A (2716) Rhodes 2013 0-1 (48)}) 13.
Ng3 e5 14. Nde2 a5 15. Kb1 Nc5 16. h4 Be6 17. g5 hxg5 18. Bxg5 Nh7 19. Be3 Nf6
20. Bg5 Nh7 21. Be3 Nf6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "2"]
[White "Milos Jr, Gilberto"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B92"]
[PlyCount "82"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3
Be6 9. Nd5 Nbd7 10. Qd3 Bxd5 11. exd5 O-O 12. O-O Nc5 13. Qd2 Nfe4 14. Qb4 a5
15. Qb5 b6 16. f3 Nf6 17. Rad1 a4 18. Nc1 Nfd7 19. Nd3 Nxd3 $146 ({RR} 19...
Bg5 20. Bf2 f5 21. a3 Re8 22. Nb4 Bf4 23. g3 Qg5 24. Qc6 Qg6 25. Nd3 Bg5 26.
Nxc5 Nxc5 27. Bc4 Rab8 28. Kg2 h5 29. Kh1 Bh6 30. c3 e4 31. Bd4 f4 32. gxf4
exf3 33. Rf2 Rbc8 34. Qb5 {Target,R-Relic,R (2535) playchess.com INT 2006 1/
2-1/2 (65)}) 20. Bxd3 f5 21. b4 axb3 22. axb3 Nc5 23. b4 Nxd3 24. cxd3 Rb8 25.
Ra1 Bg5 26. Bf2 Qf6 27. Ra7 e4 28. dxe4 fxe4 29. fxe4 Qc3 30. Kh1 Be3 31. Bg1
Qd4 32. Bxe3 Qxe3 33. Rd1 Qxe4 34. Qd7 Qe5 35. Qe6+ Qxe6 36. dxe6 Rbe8 37. Rb7
Rxe6 38. Rxb6 Rf2 39. Kg1 Rb2 40. Rb8+ Kf7 41. Rb7+ Kg8 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "3"]
[White "Fier, Alexandr"]
[Black "Leitao, Rafael"]
[Result "1-0"]
[ECO "B42"]
[PlyCount "105"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Qg4 Nf6 8.
Qg3 d6 9. Nc3 Nc6 10. Bg5 h6 11. Bd2 Ne5 12. Be2 b5 13. f4 ({RR} 13. a3 Bb7 14.
O-O-O Nxe4 15. Nxe4 Bxe4 16. Qxg7 Qc7 17. Bc3 O-O-O 18. Qf6 {1/2-1/2 (18)
Savitha,S (2411)-Hedman,E (2323) Fagernes NOR 2023}) 13... b4 14. fxe5 bxc3 15.
Qxc3 Bf2+ $146 ({RR} 15... dxe5 16. Qxe5 Bb7 17. O-O-O Qb8 18. Qxb8+ Rxb8 19.
Bf4 Rc8 20. e5 Nd5 21. Bf3 Rc7 22. Na5 Ba8 23. Bd2 Ke7 24. Rde1 Bc5 25. Kb1 Bb6
26. c4 Nf4 27. Bxa8 Rxa8 28. Bxf4 Bxa5 29. Re4 Rb8 30. Kc2 {Solodovnichenko,Y 
(2596)-Sabria Batlle,P (2221) Barcelona 2009 1-0 (32)}) 16. Kf1 dxe5 17. Qxe5
Ba7 18. Bb4 Qb6 19. Bc5 Qc6 20. Rd1 Bxc5 21. Qxc5 Bb7 22. Qxc6+ Bxc6 23. Nc5
Ke7 24. e5 Nd7 25. Nxd7 Bxd7 26. Kf2 Rhc8 27. Bd3 Rc5 28. Rhe1 Bb5 29. b3 Rc3
30. Be4 Rac8 31. a4 Bc6 32. Bd3 a5 33. g3 Rd8 34. Re3 Rc5 35. c4 Rb8 36. Bc2
Be8 37. Ke1 Rb6 38. Rd4 Bd7 39. Kd2 Be8 40. Kc3 Rb4 41. Bd1 Rb6 42. Be2 Ra6 43.
Rg4 Kf8 44. Kd4 Rac6 45. h4 Rc8 46. Rf4 Ke7 47. g4 R5c7 48. g5 hxg5 49. hxg5
Rd8+ 50. Kc3 g6 51. Rd4 Rb8 52. Rd6 Bc6 53. Bf3 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "3"]
[White "Mekhitarian, Krikor"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "A56"]
[PlyCount "98"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. g3 O-O 7. Bg2 Na6 8. Nge2
Nc7 9. a3 ({RR} 9. a4 b6 10. O-O Rb8 11. Qc2 Na6 12. f4 Nb4 13. Qd2 exf4 14.
gxf4 Ng4 15. h3 Nh6 16. e5 Re8 17. Ne4 Bf8 18. Ra3 Nf5 19. N2g3 Rb7 20. Qf2 Nd4
21. f5 Rxe5 22. f6 g6 23. Bf4 Re8 {StoofvleesII a18 (3532)-ScorpioNN3.0.13 
(3483) tcec-chess.com INT 2021 1-0 (65)}) ({RR} 9. O-O a6 10. a4 Rb8 11. Be3 b5
12. axb5 axb5 13. cxb5 Nxb5 14. Nxb5 Rxb5 15. Qc2 Qb6 16. Rfb1 Bd7 17. Nc3 Rb3
18. h3 Rb8 19. Bc1 h6 20. Bf1 Nh7 21. Bc4 Rb4 22. Bf1 Bg5 23. Ra6 Qc7 {Ardila,
O (1987)-Seletsky,G (2220) chess.com INT 2023 0-1 (79)}) 9... Nd7 $146 ({RR} 
9... b5 10. cxb5 Rb8 11. a4 a6 12. bxa6 Bxa6 13. O-O Nd7 14. Qc2 Rb4 15. b3 c4
16. bxc4 Rxc4 17. Be3 Qa8 18. Rfb1 Nc5 19. Bxc5 Rxc5 20. Qb2 f5 21. exf5 Bd3
22. Rd1 Bxf5 23. Ne4 Ra5 24. N2c3 {Ostergaard,R (2180)-Petersen,S (2140)
Copenhagen 1997 1-0 (55)}) 10. O-O a6 11. b4 b6 12. Be3 Bg5 13. f4 Bf6 14. Qd2
b5 15. cxb5 Nxb5 16. Nxb5 axb5 17. f5 Be7 18. Qd3 Ba6 19. h4 Nb6 20. Rfb1 Nc4
21. Bf2 Qc7 22. Nc3 Rfb8 23. Bf1 Bd8 24. Qd1 Qc8 25. Bxc4 cxb4 26. axb4 Qxc4
27. Ra3 Bc8 28. Rab3 Bd7 29. Qe2 Rc8 30. Qxc4 Rxc4 31. Kg2 h5 32. Re1 Kh7 33.
Be3 g6 34. fxg6+ Kxg6 35. Rf1 Rac8 36. Bd2 Bb6 37. Rf3 Bd4 38. Rd3 f5 39. exf5+
Bxf5 40. Nxb5 Bxd3 41. Rxd3 Rd8 42. Bg5 Rd7 43. Rf3 e4 44. Nxd4 exf3+ 45. Nxf3
Rxb4 46. Bf4 Rb5 47. Kh3 Rxd5 48. g4 Rf7 49. Kg3 Rd3 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "3"]
[White "Reis, Paulo Jatoba"]
[Black "Milos Jr, Gilberto"]
[Result "0-1"]
[ECO "E90"]
[PlyCount "58"]
[EventDate "2010.??.??"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. h3 c5 7. d5 Na6 8. Bd3 Nc7
9. O-O e5 10. Bg5 h6 11. Be3 Nh5 12. Qd2 g5 13. Rfe1 Nf4 14. Bf1 Qf6 15. Nh2
Qg6 16. f3 $146 ({RR} 16. Kh1 f5 17. g3 fxe4 18. gxf4 exf4 19. Bg2 fxe3 20.
fxe3 Bf5 21. Nf1 Be5 22. Qc2 g4 23. Bxe4 gxh3 24. Nh2 Kh8 25. Rg1 Bxe4+ 26.
Nxe4 Qh7 27. Rg4 Rae8 28. Rag1 Re7 29. Rg6 Ne8 30. Nc3 Rg7 {Goltseva,E (2289)
-Topalov,A (2233) chess.com INT 2023 0-1 (47)}) 16... f5 17. Kh1 Ne8 18. Rad1
Nf6 19. exf5 Bxf5 20. g3 N6h5 21. Bf2 Nxh3 22. g4 Bxg4 23. Nxg4 Rxf3 24. Bg2
Qf5 25. Bxh3 Rxh3+ 26. Nh2 g4 27. Re3 g3 28. Bxg3 Rxg3 29. Rg1 Qg5 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "3"]
[White "Shumyatsky, Victor"]
[Black "Gonzalez, Bolivar"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "133"]
[EventDate "2010.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3
9. Qxd3 Ne7 10. c3 Qc7 11. Na3 a6 12. Nc2 c5 13. O-O Nd7 14. Bd2 Rc8 15. Rac1
Qc6 16. b3 g6 17. hxg6 fxg6 18. c4 Bg7 19. Ne3 O-O 20. cxd5 exd5 21. f4 Qe6 22.
f5 gxf5 23. Nexf5 Rf7 24. Nxe7+ Rxe7 25. Nf5 Rf7 26. Nxh6+ Bxh6 27. Rxf7 Qxf7
28. Bxh6 Rc6 29. Rf1 Qh7 30. Qxh7+ Kxh7 31. Rf7+ Kxh6 32. Rxd7 Kg5 33. e6 Kf6
34. e7 Kf7 35. Rxd5 cxd4 36. Rxd4 Kxe7 37. Rf4 Ke6 38. Kh2 Ke5 39. Rf3 Rc2 40.
a3 a5 41. a4 b5 42. axb5 Rc5 43. g4 Ke4 44. Kg3 Rxb5 45. Rf4+ Ke3 46. Rf5 Rb8
47. Re5+ Kd4 48. Rxa5 Rxb3+ 49. Kf4 Rb1 50. Ra8 Rf1+ 51. Kg5 Rg1 52. Re8 Kd5
53. Kf5 Kd6 54. g5 Kd7 55. Re4 Rf1+ 56. Kg6 Rg1 57. Kf6 Rf1+ 58. Kg7 Rf2 59. g6
Rf1 60. Kh7 Rh1+ 61. Kg8 Kd8 62. g7 Kd7 63. Kf7 Rf1+ 64. Kg6 Rg1+ 65. Kf6 Kd6
66. Re6+ Kd7 $146 67. Re5 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "3"]
[White "Vescovi, Giovanni"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "75"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. d5 a5 8. Bg5 h6
9. Bh4 Na6 10. Nd2 Qe8 11. a3 Bd7 12. O-O Nh7 13. Kh1 h5 14. f3 Bh6 15. b3 Be3
16. Qc2 f5 17. exf5 gxf5 18. Bf2 Bxf2 19. Rxf2 Kh8 20. f4 e4 21. Nf1 Nf6 22.
Ne3 Ng4 $146 ({RR} 22... Qg6 23. Rg1 Nc5 24. b4 axb4 25. axb4 Na4 26. Nxa4 Rxa4
27. Qb2 Rfa8 28. Bxh5 Qg7 29. Bd1 Ra3 30. Nc2 Ra2 31. Qc3 Kg8 32. Re2 Kf7 33.
Re3 Ba4 34. Rg3 Qh7 35. Rh3 Qg6 36. Rg3 Qh7 37. Rh3 {Viana,J (2104)-Barbosa,E 
(2130) Sao Sebastiao 2008 1/2-1/2 (37)}) 23. Bxg4 hxg4 24. Qb2 Kh7 25. b4 Qg6
26. Rd2 Rh8 27. g3 Kg8 28. Ne2 Kf7 29. Nd4 Qf6 30. Rc1 Rh3 31. c5 Rah8 32. Kg1
axb4 33. axb4 Nxb4 34. Qxb4 Rxg3+ 35. hxg3 Qh6 36. Nf1 Qh1+ 37. Kf2 Rh2+ 38.
Ke1 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "3"]
[White "di Berardino, Diego"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "67"]
[EventDate "2010.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Be2 O-O 8. O-O
dxc4 9. Bxc4 b5 10. Be2 Bb7 11. Rd1 Qc7 12. e4 e5 13. Bg5 exd4 14. Rxd4 Rfe8
15. Rad1 Bc5 16. R4d2 b4 17. Na4 Bxf2+ 18. Kxf2 Nxe4+ 19. Kg1 $146 ({RR} 19.
Kf1 Nxd2+ 20. Qxd2 Nb6 21. Qxb4 Nd5 22. Qc5 Qc8 23. Qa5 h6 24. Bd2 Qf5 25. Nc5
Bc8 26. Qa4 Qf6 27. Qd4 Qg6 28. Re1 Bg4 29. h3 Bxf3 30. Bxf3 Rxe1+ 31. Bxe1 Re8
32. Nd3 Ne3+ 33. Kf2 Nf5 {Browne,W (2515)-Sokolin,L (2515) Denver 1998 1/2-1/2
(93)}) 19... Nxd2 20. Rxd2 Ne5 21. Bh4 c5 22. Qxc5 Nxf3+ 23. gxf3 Rac8 24. Qxc7
Rxc7 25. b3 Bc8 26. Nb2 Rd7 27. Rc2 Rd6 28. Bb5 Bd7 29. Bg3 Rd5 30. Bc4 Ra5 31.
Nd3 Bf5 32. Rd2 Bxd3 33. Bxd3 Rc5 34. Bc4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "4"]
[White "Barreto Filho, Carlos A"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "150"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 O-O 8.
Be2 d6 9. O-O Qe7 ({RR} 9... a5 10. b3 Nbd7 11. Bb2 Qe7 12. b4 axb4 13. axb4
Rxa1 14. Rxa1 Ra8 15. Rxa8+ Bxa8 16. Qd1 Qd8 17. Nd2 Bb7 18. f3 c5 19. Qb3 Qa8
20. Nb1 d5 21. dxc5 bxc5 22. b5 Nb6 23. cxd5 exd5 24. Nc3 {Jakovenko,D (2753)
-Naiditsch,A (2700) Odessa 2009 1-0 (41)}) ({RR} 9... Ne4 10. Qc2 a5 11. Bd3 f5
12. d5 exd5 13. Nd4 dxc4 14. Bxc4+ d5 15. Bd3 Qd7 16. b3 Nd6 17. Bb2 c5 18. Nf3
Qe7 19. h4 Nd7 20. Qe2 Rae8 21. Rfe1 h6 22. Rad1 Rf7 23. h5 Rff8 24. g3 {
Khegai,D (1670)-Danilova,R (2015) Chelyabinsk RUS 2023 1-0 (52)}) 10. b4 e5 11.
d5 $146 ({RR} 11. dxe5 dxe5 12. Bb2 Nbd7 13. Rfd1 Rfe8 14. Qc3 c5 15. Nd2 Rad8
16. f3 Bc6 17. b5 Bb7 18. Nf1 Nf8 19. Rxd8 Qxd8 20. a4 Qc7 21. a5 Ng6 22. Rd1
Rd8 23. Rxd8+ Qxd8 24. a6 Bc8 25. Qd3 Qxd3 {Karthikeyan,P (2507)-Harikrishnan,
A (2305) Dubai 2017 1/2-1/2 (58)}) 11... a5 12. Bb2 axb4 13. axb4 b5 14. c5
Rxa1 15. Rxa1 Bxd5 16. cxd6 cxd6 17. Bxb5 Qb7 18. Be2 Ne4 19. Qe1 Rc8 20. Rc1
h6 21. Rxc8+ Qxc8 22. Qc1 Qxc1+ 23. Bxc1 Nc3 24. Bf1 Bc6 25. Bd2 Nb5 26. Bxb5
Bxb5 27. Ne1 f6 28. Nc2 Kf7 29. Na3 Bd3 30. f3 f5 31. Kf2 Ke6 32. g3 Kd5 33.
Bc3 g5 34. Bd2 h5 35. Bc3 g4 36. f4 Nd7 37. b5 Kc5 38. Ba5 Bxb5 39. Bc7 Bd3 40.
Ke1 Kc6 41. Bd8 Kd5 42. Bc7 Nc5 43. Kd2 e4 44. Kc3 Kc6 45. Bd8 Ne6 46. Bf6 Kc5
47. Be7 Nc7 48. Bf8 Nd5+ 49. Kd2 Kc6 50. Bg7 Kc5 51. Bf8 Kc6 52. Bg7 Kd7 53.
Bd4 Ke6 54. Ke1 Ke7 55. Kd2 Kd7 56. Bh8 Ke6 57. Bd4 Kf7 58. Ke1 Kg6 59. Kd2 h4
60. Ke1 h3 61. Kf2 Kf7 62. Ke1 Ke6 63. Kd2 Ne7 64. Ke1 Kf7 65. Bc3 Ke6 66. Bd4
Nc6 67. Bg7 Kd5 68. Bf8 Na5 69. Kd2 Nb3+ 70. Kd1 Kc6 71. Be7 d5 72. Bf6 d4 73.
exd4 Kd5 74. Nc2 Bxc2+ 75. Kxc2 Nxd4+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "4"]
[White "El Debs, Felipe"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "A37"]
[PlyCount "45"]
[EventDate "2010.??.??"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e5 6. O-O Nge7 7. d3 d6 8. a3
O-O 9. Ne1 Be6 10. Bg5 f6 11. Be3 Qd7 12. Nc2 Bh3 13. b4 Bxg2 $146 ({RR} 13...
b6 14. Rb1 Bxg2 15. Kxg2 f5 16. Bg5 Bf6 17. Bxf6 Rxf6 18. Ne3 f4 19. Ned5 Rf7
20. bxc5 dxc5 21. Qa4 Qb7 22. Ne4 Nxd5 23. cxd5 Nd4 24. e3 fxe3 25. fxe3 Nf5
26. Rxf5 gxf5 27. Nc3 Raf8 28. Qc4 {Karlsson,L (2500)-Cramling,P (2525) Sweden
1993 1/2-1/2 (45)}) 14. Kxg2 b6 15. bxc5 bxc5 16. Rb1 Rab8 17. Qd2 Rxb1 18.
Rxb1 Rb8 19. Qc1 Qd8 20. Bd2 a6 21. e4 Kf7 22. Ne3 Bh6 23. Rb2 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "4"]
[White "Fier, Alexandr"]
[Black "Shumyatsky, Victor"]
[Result "1-0"]
[ECO "B29"]
[PlyCount "51"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 h6 7. Bc4 e6 8. h4
b6 9. Qe2 Bb7 10. O-O-O Qc7 11. Rd2 O-O-O 12. Rhd1 Kb8 $146 ({RR} 12... Be7 13.
Kb1 Na5 14. Ba6 Bxa6 15. Qxa6+ Qb7 16. Qe2 Qc6 17. c4 Nb7 18. h5 Na5 19. b3 Qb7
20. g4 g5 21. Bg3 Nc6 22. c3 Rhf8 23. Rd3 f5 24. exf6 Rxf6 25. Re3 Rdf8 26. Nd2
e5 27. Ne4 {Short,N (2620)-Ostermeyer,P (2455) Solingen 1986 1-0 (43)}) ({RR} 
12... Be7 13. Kb1 Rhg8 14. Bg3 Na5 15. Ba6 Bxa6 16. Qxa6+ Qb7 17. Qe2 Qc6 18.
h5 Nb7 19. b3 b5 20. Kb2 a6 21. Rd3 g5 22. hxg6 fxg6 23. Rg1 Rgf8 24. Nd2 Rf5
25. Ne4 h5 26. Rgd1 Qc7 27. f3 {Danin,A (2575)-Eulering,G (2136) Hofheim 2013
1-0 (39)}) 13. Ba6 Na5 14. Bg3 Bxa6 15. Qxa6 Nb7 16. Qa4 d5 17. c4 d4 18. c3
Be7 19. cxd4 cxd4 20. Nxd4 Na5 21. Kb1 a6 22. b3 Qc8 23. h5 Kb7 24. f3 Rhe8 25.
Rd3 Ka8 26. Be1 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "4"]
[White "Gonzalez, Bolivar"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "82"]
[EventDate "2010.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4 Bb6 6. Qb3 Qe7 7. d3 d6 8. a4 a5
9. b5 Nd8 10. Nbd2 $146 ({RR} 10. O-O Bg4 11. Nbd2 Ne6 12. h3 h5 13. Ba3 Nd7
14. Bd5 Bxf3 15. Nxf3 g5 16. d4 g4 17. Nxe5 Nxe5 18. Bxe6 fxe6 19. dxe5 gxh3
20. exd6 cxd6 21. e5 hxg2 22. Rfe1 Qf7 23. Ra2 O-O 24. Qc2 Qg7 {Mossong,
H-Ornstein,A Groningen 1969 0-1}) ({RR} 10. Ba3 O-O 11. Nbd2 Kh8 12. O-O Nh5
13. d4 f6 14. Rfe1 Qe8 15. g3 Bh3 16. Bf1 Bxf1 17. Nxf1 Qd7 18. Ne3 Nf7 19. Qd1
g6 20. Nd5 Ba7 21. Rb1 c6 22. Ne3 Rac8 23. b6 Bb8 24. Nc4 Rfe8 {Kinkelin,U 
(1899)-Haecker,R (1750) Bayern 2006 1-0 (38)}) 10... Ne6 11. O-O O-O 12. Ba3
Qd8 13. Rad1 Nh5 14. d4 exd4 15. cxd4 Nhf4 16. g3 Nh3+ 17. Kg2 Qf6 18. e5 Qg6
19. exd6 cxd6 20. Bxd6 Nxd4 21. Nxd4 Qxd6 22. N2f3 Qf6 23. Bd5 Bg4 24. Bxb7
Rad8 25. Bd5 Bxd4 26. Rxd4 Bxf3+ 27. Bxf3 Rxd4 28. Kxh3 Qf5+ 29. g4 Qf4 30. Rd1
Rxa4 31. Kg2 Rb4 32. Qd5 Rb2 33. Rd3 Qb4 34. Qf5 Qxb5 35. Bd5 g6 36. Qf3 Qb6
37. g5 Rb5 38. h4 Rb4 39. Kh3 Rd4 40. Rb3 Qd6 41. Rb5 Qd7+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "4"]
[White "Leitao, Rafael"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "77"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Nf3 Bxd2+ 6. Qxd2 O-O 7. Bg2 d5 8.
O-O Nbd7 9. Qc2 c6 10. Nbd2 b6 11. e4 dxe4 12. Nxe4 ({RR} 12. Ng5 Bb7 13. Ndxe4
Nxe4 14. Nxe4 Nf6 15. Rfe1 Rfd8 16. Rad1 h6 17. c5 Nxe4 18. Bxe4 Qf6 19. Qc3
Rd7 20. Rd3 Rad8 21. Red1 Qg5 22. h4 Qg4 23. Bf3 Qf5 24. b4 a5 25. a3 axb4 26.
axb4 bxc5 {Dogan,A (2182)-Haitin,I (2284) chess.com INT 2023 1-0 (45)}) 12...
Nxe4 13. Qxe4 Bb7 14. Ne5 $146 ({RR} 14. Rad1 Rfd8 15. Rd2 Nf6 16. Qe3 Qc7 17.
Rc1 c5 18. Rcd1 cxd4 19. Rxd4 Rxd4 20. Qxd4 Bxf3 21. Bxf3 Rc8 22. b3 Kf8 23.
Qb2 Qc5 24. Qd2 g5 25. h3 h6 26. Kg2 Rc7 27. Qd8+ Kg7 28. Rd4 Rc8 {Schroll,G 
(2420)-Boensch,U (2490) Graz 1993 1/2-1/2 (62)}) ({RR} 14. Rfe1 Rab8 15. Qc2
Rfd8 16. Rad1 Qf8 17. Ng5 Nf6 18. c5 Rd7 19. b4 Qd8 20. Nf3 Nd5 21. a3 a5 22.
Ne5 Re7 23. bxa5 b5 24. a4 b4 25. Nc4 Bc8 26. Nb6 Ra7 27. Qb3 Rxa5 28. Bxd5
exd5 {Pert,N (2537)-Arkell,K (2409) Torquay ENG 2022 1-0 (40)}) 14... Nxe5 15.
dxe5 Rab8 16. Rad1 c5 17. Qf4 Bxg2 18. Kxg2 b5 19. Rd2 bxc4 20. Qxc4 Rb4 21.
Qc3 Rd8 22. Rfd1 Rxd2 23. Rxd2 g6 24. b3 a5 25. Rd6 Qb7+ 26. f3 Qb5 27. Qd2 Rd4
28. Rxd4 cxd4 29. Qxd4 Qe2+ 30. Qf2 Qxe5 31. Qd2 h5 32. a3 g5 33. b4 axb4 34.
axb4 g4 35. fxg4 hxg4 36. Qf4 Qe2+ 37. Kg1 f5 38. Qb8+ Kf7 39. b5 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "4"]
[White "Matsuura, Everaldo"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "C19"]
[PlyCount "103"]
[EventDate "2010.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. h4 Qa5 8. Bd2
cxd4 9. cxd4 Qa4 10. h5 b6 11. h6 gxh6 12. c3 Qxd1+ 13. Kxd1 Ba6 $146 ({RR} 
13... Ng8 14. Bxh6 Nxh6 15. Rxh6 Ba6 16. Bxa6 Nxa6 17. Ne2 Rc8 18. Kc2 Kf8 19.
Nf4 Nb8 20. Nh5 Nd7 21. Rh1 Rg8 22. g3 Ke7 23. Rxh7 b5 24. Nf4 Rc6 25. R1h6 Nf8
26. Rh8 Rxh8 27. Rxh8 Nd7 28. Nd3 {Calistri,T (2342)-Justo,D (2291) Juvisy sur
Orge 2013 1/2-1/2 (45)}) 14. Bxa6 Nxa6 15. Bxh6 Rc8 16. Ne2 Rg8 17. g3 Kd7 18.
Bd2 Rg7 19. Nf4 Ng8 20. Ke2 Nc7 21. Nh5 Rg6 22. f4 f5 23. exf6 Rf8 24. f5 exf5
25. Nf4 Rgxf6 26. Rxh7+ R6f7 27. Rxf7+ Rxf7 28. Ng6 Rg7 29. Ne5+ Ke6 30. Bf4
Nb5 31. Kd3 Nf6 32. Rh1 Rc7 33. Rh6 Rxc3+ 34. Kd2 Rc8 35. Bg5 Rf8 36. Kd3 Nc7
37. Ng6 Rf7 38. Nh8 Rf8 39. Ng6 Rf7 40. Nf4+ Ke7 41. a4 Nce8 42. Nxd5+ Ke6 43.
Nxf6 Nxf6 44. Kc3 a6 45. Kd3 Rf8 46. Ke3 f4+ 47. Kxf4 b5 48. axb5 axb5 49. d5+
Kxd5 50. Rxf6 Rb8 51. Rf5+ Ke6 52. Re5+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "5"]
[White "Mekhitarian, Krikor"]
[Black "Gonzalez, Bolivar"]
[Result "1/2-1/2"]
[ECO "A57"]
[PlyCount "117"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 bxc4 5. e4 d6 6. Bxc4 g6 7. h3 Bg7 8. Nf3
O-O 9. O-O Ba6 10. Na3 Bxc4 ({RR} 10... Nfd7 11. Rb1 Bxc4 12. Nxc4 Nb6 13. b3
Nxc4 14. bxc4 Nd7 15. Bg5 Re8 16. Rb5 Qc7 17. Rfb1 Rab8 18. Qa4 Rxb5 19. Rxb5
Ra8 20. Qb3 Nb6 21. a4 h6 22. Bd2 Qc8 23. a5 Nd7 24. Qa4 a6 25. Rb3 {
Mamedyarov,S (2756)-Jones,G (2576) Bastia 2010 1/2-1/2 (41)}) 11. Nxc4 a5 ({RR
} 11... Nbd7 12. Bf4 Nb6 13. Nfd2 Nxc4 14. Nxc4 Nd7 15. Qd2 Re8 16. Rfe1 Qc7
17. Rac1 Rab8 18. b3 Rec8 19. Na5 Rb5 20. Nc6 Nb8 21. e5 Nxc6 22. exd6 exd6 23.
dxc6 Bf8 24. Qd5 Qxc6 25. Qxc6 Rxc6 26. Re8 {Lis,M (1937)-Haladaj,A (1611)
Chotowa POL 2023 1-0 (59)}) 12. Bd2 a4 $146 ({RR} 12... Nbd7 13. Bc3 Nh5 14.
Bxg7 Nxg7 15. Qd2 Qc7 16. Rae1 Rfd8 17. Qh6 Rab8 18. Ng5 Nf8 19. f4 f6 20. Nf3
Rb4 21. Nfd2 Nd7 22. a3 Rbb8 23. g4 Re8 24. f5 g5 25. Re3 Rxb2 26. Nxb2 Ne5 27.
h4 {Barbero,G (2475)-Nascimento,A (2385) Novi Sad 1990 1-0 (36)}) 13. Bc3 Na6
14. Rfe1 Nc7 15. Nb6 Ra6 16. Nxa4 Nb5 17. Bxf6 Bxf6 18. e5 Bg7 19. Rad1 Qa8 20.
b3 Rc8 21. Qc4 Nd4 22. Nxd4 cxd4 23. Qxd4 Bxe5 24. Qd3 Bf6 25. g3 Qb7 26. Rc1
Ra5 27. Rxc8+ Qxc8 28. h4 h5 29. Kg2 Qb7 30. Rd1 Ra8 31. Rd2 Rc8 32. Nb2 Rc1
33. Nc4 Qb4 34. Rd1 Rc3 35. Qe2 Qc5 36. Rd3 Rc1 37. Qe3 Rxc4 38. bxc4 Qxc4 39.
Rd2 Kg7 40. Qd3 Qb4 41. a3 Qg4 42. Rc2 Qa4 43. Rc4 Qb5 44. a4 Qb2 45. Re4 Qa1
46. Qb5 Be5 47. a5 f5 48. Ra4 Qd1 49. Qc4 f4 50. Ra3 fxg3 51. fxg3 Qd2+ 52. Kh3
Qe1 53. Kg2 Qd2+ 54. Kh3 Qe1 55. Qc2 Qh1+ 56. Qh2 Qe4 57. Qf2 Qh1+ 58. Qh2 Qe4
59. Qf2 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "5"]
[White "Milos Jr, Gilberto"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "36"]
[EventDate "2010.??.??"]

1. d4 {Ribli,Z} d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O
c6 8. Qc2 b6 9. Bf4 Ba6 10. Nbd2 Nbd7 11. Rfc1 ({RR} 11. Rfd1 Rc8 12. Rac1 Nh5
13. e4 ({RR} 13. Be3 f5 14. Qa4 Nb8 15. Ne5 f4 16. gxf4 Nxf4) 13... Nxf4 14.
gxf4 Nf6 ({RR} 14... dxe4 15. Nxe4 Qc7) 15. Ne5 ({RR} 15. e5 Nh5 16. f5 Nf4)
15... Nh5 ({RR} 15... Bb7 16. f5) 16. Qa4 Bxc4 17. Nxc6 b5 18. Qa6 Rxc6 ({RR} 
18... Qd6 19. exd5 ({RR} 19. Nxe7+ Qxe7 20. Nxc4 Nxf4)) 19. Qxc6 Nxf4 20. Nxc4
bxc4 ({RR} 20... Ne2+ 21. Kf1 Nxc1 22. exd5 Nxa2 23. Qxb5 Nb4) 21. exd5 exd5
22. Rc3 ({RR} 22. Bf3 Bh4 23. Rc2 Qg5+ 24. Kf1 Qf5) 22... Bh4 23. Rg3 ({RR} 23.
Kf1 Nxg2 24. Kxg2 Qg5+ 25. Rg3 ({RR} 25. Kf1 Qf4) 25... Bxg3 26. hxg3 Qg4) ({RR
} 23. Rf3 Qg5 24. Rxf4 Qxf4 25. Rf1) 23... Re8 ({RR} 23... Bxg3 24. hxg3 Nxg2
25. Kxg2 Re8) 24. Rg4 Re6 25. Qc5 Nxg2 {Radjabov,T (2624)-Topalov,V (2743)
Wijk aan Zee 2003 CBM 093 [Ribli,Z] 0-1 (61)}) 11... Nh5 12. Be3 ({RR} 12. Be5
Rc8 13. cxd5 cxd5 14. Bc7 Qe8 15. Bf1 Nb8 16. Qb3 Nc6 17. Qa4 Bb7 18. Bf4 Nxf4
19. gxf4 a6 20. e3 b5 21. Qd1 Na5 22. Ne5 Bd6 23. Nd3 Qe7 24. Rxc8 Rxc8 25. Nb3
Nxb3 26. axb3 Kh8 {Orian,N (1999)-Milikow,Y (2376) Ramat Gan ISR 2023 1/2-1/2 
(46)}) 12... Rc8 13. Qa4 $146 ({RR} 13. Qd1 f5 14. cxd5 exd5 15. Nb1 Kh8 16.
Nc3 Bd6 17. Qa4 Nb8 18. Bg5 Qe8 19. e3 b5 20. Qd1 Nd7 21. a3 Nhf6 {1/2-1/2 (21)
Hoelzl,F (2356)-Ribli,Z (2577) Austria 2009}) 13... Bxc4 14. Nxc4 b5 15. Qxa7
bxc4 16. b3 Ra8 17. Qb7 Rb8 18. Qxc6 Rc8 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "5"]
[White "Reis, Paulo Jatoba"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "D91"]
[PlyCount "60"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 dxc4 6. e3 c5 7. Bxc4 ({RR} 7.
dxc5 Qa5 8. Bxc4 Qxc5 9. Bxf6 Bxf6 10. Qd5 Bxc3+ 11. bxc3 Qxd5 12. Bxd5 e6 13.
Be4 Nd7 14. Rb1 Nc5 15. Nd2 Rb8 16. Bc2 b6 17. Ne4 Nxe4 18. Bxe4 Ba6 19. Kd2
Ke7 20. Kc2 Rhc8 21. Rhd1 Rc5 {Borsuk,K (2413)-Pinheiro,I (2320) chess.com INT
2021 0-1 (58)}) 7... Qa5 $146 ({RR} 7... O-O 8. O-O Nbd7 9. Qe2 a6 10. dxc5
Nxc5 11. Rfd1 Qe8 12. e4 Ne6 13. e5 Ng4 14. Bh4 g5 15. Bg3 Qc6 16. Bd5 Qc7 17.
h3 Nh6 18. Be4 Kh8 19. Nd5 Qa5 20. b4 Qb5 21. Qc2 f5 22. exf6 {Rossetto,
H-Alvarez del Monte,J Montevideo 1961 1-0}) ({RR} 7... cxd4 8. Qxd4 Qxd4 9.
Nxd4 O-O 10. O-O Bd7 11. Nd5 Nxd5 12. Bxd5 Nc6 13. Bxc6 bxc6 14. Bxe7 Rfb8 15.
b3 a5 16. Rac1 Bxd4 17. exd4 a4 18. Rc3 axb3 19. axb3 Kg7 20. h3 Ra2 21. b4
Rba8 22. Rfc1 {Istratescu,A (2624)-Iordachescu,V (2609) Baile Tusnad 2005 1/
2-1/2 (40)}) ({RR} 7... Nc6 8. d5 Na5 9. Bb5+ Bd7 10. Bd3 Qb6 11. Qd2 c4 12.
Be2 Bf5 13. Nd4 Ne4 14. Nxe4 Bxe4 15. O-O Bxd5 16. Nf5 gxf5 17. Qxd5 e6 18. Qd2
O-O 19. Rab1 Qc7 20. Bf4 e5 21. Bg5 b5 22. Qc2 {Wisskirchen,A-Vetter,H (2220)
Germany West 1986 0-1 (62)}) 8. O-O cxd4 9. Bb5+ Bd7 10. Bxd7+ Nbxd7 11. Qxd4
O-O 12. Rfd1 Nb6 13. Qh4 Rac8 14. Nd2 Rfd8 15. Rac1 Qf5 16. e4 Qe6 17. f3 Rd3
18. Nb3 Rxd1+ 19. Rxd1 Nc4 20. Bc1 b5 21. Qf2 b4 22. Nb1 Qa6 23. N1d2 Qxa2 24.
Nd4 Nd7 25. Nb5 Ncb6 26. Nd4 Nc5 27. Nf1 Rd8 28. Be3 Nc4 29. Bg5 Qxb2 30. Bxe7
Qxf2+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "5"]
[White "Shumyatsky, Victor"]
[Black "Leitao, Rafael"]
[Result "1-0"]
[ECO "D34"]
[PlyCount "73"]
[EventDate "2010.??.??"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Be7 5. Bg2 O-O 6. O-O c5 7. cxd5 exd5 8. d4
Ne4 9. Bb2 Bf6 10. Nc3 Nc6 11. Nxe4 dxe4 12. Nd2 Bxd4 13. Bxd4 Nxd4 14. Nxe4
Bg4 15. f3 Bf5 16. e3 Bxe4 17. exd4 Bg6 18. f4 Qd7 $146 ({RR} 18... Qxd4+ 19.
Qxd4 cxd4 20. f5 Bh5 21. Rf4 Be2 22. Rxd4 Rad8 23. Rxd8 Rxd8 24. Bxb7 Bg4 25.
Rf1 Rd2 26. Rf2 Rxf2 27. Kxf2 Bxf5 28. Ke3 Kf8 29. Kd4 Bg4 30. b4 Ke7 31. Kc5
g5 32. a4 f5 33. b5 {Tisdall,J (2455)-Yermolinsky,A (2595) Manila 1992 0-1 (39)
}) 19. dxc5 Bd3 20. Re1 Qd4+ 21. Kh1 Rad8 22. Rc1 Qb2 23. Qf3 Ba6 24. Qc3 Rd2
25. Qxb2 Rxb2 26. Rb1 Rxa2 27. b4 Bd3 28. Rbd1 Ba6 29. Ra1 Rxa1 30. Rxa1 Rd8
31. h4 Kf8 32. c6 Bb5 33. cxb7 a6 34. Rc1 Bd7 35. Rc7 Ke8 36. Kh2 Rb8 37. Bc6
1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "5"]
[White "Vescovi, Giovanni"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "99"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8.
Bxc4 O-O 9. O-O b5 10. Be2 Bb7 11. Rd1 Qc7 12. e4 e5 13. Bg5 exd4 14. Rxd4 Ne5
15. Bxf6 Nxf3+ 16. Bxf3 gxf6 17. g3 Rad8 18. Rd2 Be5 19. Bg4 Rxd2 20. Qxd2 Rd8
21. Qe2 Bc8 22. Rc1 Bxc3 $146 ({RR} 22... Bxg4 23. Qxg4+ Kh8 24. Rd1 Bd4 25.
Kg2 b4 26. Nd5 cxd5 27. Rxd4 dxe4 28. Qf4 Qb6 29. Rxb4 Qxb4 30. Qxf6+ Kg8 31.
Qxd8+ Kg7 32. Qg5+ Kf8 33. Qe5 Kg8 34. h4 h6 35. Qc3 Qb7 36. Kg1 Qd5 37. b3 {
Murshed,N (2436)-Kleijn,C (2428) Amsterdam 2011 1-0 (58)}) 23. Rxc3 b4 24. Rc2
c5 25. Bxc8 Qxc8 26. Kg2 Qc6 27. Qg4+ Kh8 28. Qf5 Rc8 29. b3 Kg7 30. Qg4+ Kh8
31. Qf5 Kg7 32. h4 a5 33. Rc4 Qe6 34. Qxe6 fxe6 35. Kf3 Kf7 36. Kf4 Kg6 37. g4
e5+ 38. Ke3 Kf7 39. f4 exf4+ 40. Kxf4 Ke6 41. Rc2 a4 42. Ke3 Ke5 43. Rd2 c4 44.
Rd5+ Ke6 45. bxc4 Rxc4 46. Rb5 Kf7 47. Rb7+ Kg6 48. Rb6 Kg7 49. Rb7+ Kg6 50.
Rb6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "5"]
[White "di Berardino, Diego"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "77"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. Be3 exd4 8. Nxd4
Re8 9. f3 Nc6 10. O-O Nh5 11. Qd2 Nf4 12. Rfd1 Nxd4 13. Bxd4 Qg5 14. Bf1 Bxd4+
15. Qxd4 Ne6 16. Qf2 Qc5 17. Nd5 Qxf2+ 18. Kxf2 Kg7 19. g3 Bd7 20. Bh3 $146 ({
RR} 20. e5 dxe5 21. Nxc7 Nxc7 22. Rxd7 Rac8 23. Rad1 a5 24. R1d6 {1-0 (24)
Neubauer,M (2432)-Barreto Filho,C (2350) Sao Paulo 2010}) 20... Rac8 21. b4 Nf8
22. Bg2 Be6 23. Rac1 f5 24. exf5 Bxf5 25. f4 Bd7 26. Rd3 a6 27. a3 h6 28. Rd2
g5 29. Bf3 g4 30. Bg2 Bc6 31. h3 gxh3 32. Bxh3 Bd7 33. Bg2 Bc6 34. Bf3 Bd7 35.
Rh1 Be6 36. Ne3 Rb8 37. Rd4 Nd7 38. f5 Bf7 39. Rg4+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "6"]
[White "Barreto Filho, Carlos A"]
[Black "Reis, Paulo Jatoba"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "45"]
[EventDate "2010.??.??"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d5 7. e5 Nfd7 8.
cxd5 exd5 9. Bd3 c5 10. O-O Nc6 11. Re1 Re8 12. dxc5 $146 ({RR} 12. Qc2 h6 13.
dxc5 a5 14. Nb3 a4 15. Nbd4 Nxc5 16. Bh7+ Kh8 17. Be3 Nb3 18. Rab1 Nbxd4 19.
Nxd4 Nxe5 20. Bxh6 Bf6 21. Bf4 g6 22. Bxe5 Bxe5 23. Bxg6 Bxd4 24. Bxf7 Rf8 25.
Rbd1 Qf6 26. Rxd4 Qxd4 {Ivkov,B-Polugaevsky,L Belgrade 1974 0-1 (33)}) ({RR} 
12. Qc2 h6 13. Nf1 Bf8 14. Bf4 Nxd4 15. Nxd4 cxd4 16. b4 a5 17. Rab1 axb4 18.
axb4 g5 19. Bg3 Bg7 20. Bb5 Qb6 21. Ba4 Re6 22. Bb3 Qc6 23. Ra1 Rxa1 24. Rxa1
Nxe5 25. Qd1 Nc4 26. Qd3 Re8 {Portisch,L (2630)-Nikolic,P (2585) Tilburg 1988
1/2-1/2 (41)}) ({RR} 12. e6 fxe6 13. Rxe6 Rf8 14. Qc2 h6 15. dxc5 Nxc5 16. Bh7+
Kh8 17. Rxc6 bxc6 18. Ne5 Rf6 19. b4 Nd7 20. Nxc6 Qb6 21. Bb2 Rxc6 22. Qd3 Nf8
23. Re1 Re6 24. Re5 Rxe5 25. Bxe5 Nxh7 26. Qxd5 Bb7 {Sechting,M (2054)
-Hinrichs,L (2157) Lueneburg 2016 0-1}) ({RR} 12. Bb1 Nf8 13. dxc5 Bxc5 14. b4
Bb6 15. Bb2 Bg4 16. Qa4 Bxf3 17. Nxf3 Ne6 18. Qc2 g6 19. Qd2 Re7 20. Ba2 Rd7
21. Rad1 Rc8 22. h4 Ne7 23. Bb1 Rc4 24. g3 Nf5 25. Bxf5 gxf5 26. Qd3 f4 {
Ammann,P (2225)-Williams,K Mexico City 1980 1-0 (33)}) 12... Nxc5 13. Bc2 Bg4
14. b4 Ne6 15. Nb3 Rc8 16. h3 Bh5 17. Bf5 Bg6 18. Bxg6 hxg6 19. Bb2 Bf8 20. Qd2
Qd7 21. Red1 Red8 22. Rac1 a6 23. Qe3 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "6"]
[White "El Debs, Felipe"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "E17"]
[PlyCount "48"]
[EventDate "2010.??.??"]

1. Nf3 {Krasenkow,M} Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. d4 O-O 7.
Re1 Qc8 ({RR} 7... d5) 8. Bf4 ({RR} 8. Nc3 Ne4 9. Bd2 ({RR} 9. Nxe4 Bxe4 10. d5
({RR} 10. Bh3 Nc6 ({RR} 10... Bxf3 11. exf3 c6 12. f4 Qa6 13. Bf1 Bf6 14. g4))
10... exd5 ({RR} 10... Qb7 11. Nh4 Bxg2 12. Nxg2 d6 13. dxe6 fxe6 14. Nf4 Qc8
15. Qa4 c6 16. e4 Nd7 17. Nd3 e5 18. Nb4 Nb8 19. Be3 Qb7 20. Rad1 a5 21. Nd3
Nd7 22. Qc2) 11. cxd5 c5 ({RR} 11... Re8) 12. Bg5 ({RR} 12. Nh4 Bxg2 13. Nf5
Re8 14. Kxg2) 12... f6 13. d6 Bd8 14. Bd2 Qc6 15. Bc3 b5 16. b3 a5 17. Qd2 Na6
18. a4 b4 19. Bb2 c4 20. bxc4 Bb6) ({RR} 9. Qc2 f5 ({RR} 9... Nxc3 10. Qxc3 f5
({RR} 10... c5 11. dxc5 bxc5) 11. Ne5 ({RR} 11. Rd1) 11... d6 12. Bxb7 Qxb7 13.
Nd3 Bf6 14. Nf4 Nc6 15. Qf3 Rae8 16. Rd1 Kh8 17. Nh5 Qa8 18. Nxf6 Rxf6 19. b3
e5) 10. b3 ({RR} 10. Nd2 Nxc3 11. Qxc3 Bxg2 12. Kxg2 Nc6 13. Qd3 Qb7 14. Nf3
Nb4 15. Qb3 Qe4) ({RR} 10. d5 Nxc3 11. Qxc3 Bf6 12. Qc2 Na6) 10... Nxc3 ({RR} 
10... c5 11. Bb2 Na6 12. a3 d5 13. cxd5 exd5 14. e3 Qe6 15. Nb5 Rfc8 16. dxc5
bxc5 17. Rac1 Nb8 18. Nc3 Nd7) 11. Qxc3 a5 12. a3 Bf6 13. Bb2 Na6 14. Qd2 Be4
15. Red1 ({RR} 15. b4 Qb7 16. b5 Nb8 17. a4 d6 18. Bh3 Qc8 19. c5 dxc5 20. dxc5
Nd7 21. Bxf6 Rxf6 22. c6 Nc5) 15... Qb7 16. Ne1 Bxg2 17. Nxg2 c6 ({RR} 17... d6
) ({RR} 17... b5) 18. Nf4 Bg5 19. d5) 9... f5 ({RR} 9... d5 10. cxd5 exd5 11.
Rc1 Na6 ({RR} 11... Nd7 12. Nxe4 dxe4 13. Ng5 Bxg5 14. Bxg5 Bd5 15. Qc2 h6 16.
Qxc7) 12. Ne5) ({RR} 9... c5 10. d5 exd5 11. cxd5 Nxd2 12. Qxd2 d6 13. e4 Nd7
14. Bh3 Qd8 15. Qf4 a6 16. Rad1 f6 17. Be6+ Kh8 18. Qe3 Ne5) ({RR} 9... d6 10.
Nxe4 Bxe4 11. Bh3 Qd8 12. Bc3 c5 13. Qd2 Nd7 14. Red1 Rc8 15. b3) 10. d5 Na6
11. Nd4 ({RR} 11. Nxe4 fxe4 12. Ng5 exd5 13. cxd5 Bxd5 14. Bxe4 Bxe4 15. Nxe4
Nc5) 11... Bf6 12. e3 Nd6 13. b3 c6 14. Rc1 Qe8 15. Qc2 Rc8 16. Qb1 Qf7 17.
Rcd1 Rfd8 18. Bc1 Nc5 19. Ba3 Nce4 20. dxe6 dxe6 21. Nxe4 Nxe4 22. Bxe4 fxe4 {
Eljanov,P (2751)-Alekseev,E (2700) Astrakhan 2010 CBM 137 [Krasenkow,M] 0-1 
(65)}) ({RR} 8. Ne5 Bxg2 9. Kxg2 Qb7+ 10. f3 c5 11. dxc5 bxc5 12. Nc3 d6 13.
Nd3 Nc6 14. e4 Rab8 15. b3 Nd7 16. Be3 Bf6 17. Rc1 a6 18. Qd2 h6 19. Bf4 Nde5)
({RR} 8. Qc2 c5 ({RR} 8... Be4) 9. dxc5 Bxc5 10. Nc3 Nc6 11. a3 Nd4 12. Nxd4
Bxd4 13. Bxb7 Qxb7 14. Nb5 Bc5 15. b4 Be7 16. Bb2 a5) ({RR} 8. b3 d6 9. Bb2
Nbd7 10. Nc3 Ne4 11. Nxe4 Bxe4 12. d5 Bf6 13. Bxf6 Nxf6 14. Bh3 Bf5 15. Bxf5
exf5 16. Qd3 Re8 17. Nd4 g6 18. f3 Nd7) ({RR} 8. Bg5 h6 9. Bxf6 Bxf6 10. e4 d6
11. Nc3 Nd7 ({RR} 11... c5 12. d5 ({RR} 12. e5 dxe5 13. d5 ({RR} 13. dxe5 Be7
14. Qc1 a6 15. Qf4 Ra7 16. Ne4 Rd8 17. g4 Bxe4 18. Rxe4 Rad7) 13... exd5 ({RR} 
13... Rd8 14. Nxe5 Bxe5 15. Rxe5 Nc6 16. Re3 Nd4 17. Qd3 Re8 18. Rae1 Qd7 19.
Bh3 Rad8 20. Ne2) 14. cxd5 Nd7 15. Bh3 Qc7 16. Nb5 Qd8 17. Nd6 Qc7 18. Nxb7
Qxb7 19. Nd2 g6 20. Ne4 Bg7 21. Nd6 Qc7 22. Nb5) 12... e5 13. h4 Qd8 14. Bh3
Bc8 15. Bxc8 Qxc8 16. Kg2 Nd7 17. h5 Be7 18. Qe2 a6 19. Rh1 Qe8 20. Qd3 Rb8 21.
a4 Bd8 22. b3) 12. Qd2 ({RR} 12. Rc1 c5 13. Nb5 Be7 14. d5 e5 15. h4 a6 16. Na3
Nf6 17. Nc2 g6) ({RR} 12. Qc2 c6 13. e5 dxe5 14. dxe5 Be7 15. Rad1 Qc7 16. Qe2
Rad8 17. Nd4 a6 18. f4 c5 19. Nc2 Nb8) 12... Re8 ({RR} 12... c5) 13. Rad1 Nf8
14. h4 a6 15. b3 Qd7 16. e5 Be7 17. d5 Rad8 18. Bh3 Qc8 19. Ne4 Qa8 20. exd6
Bxd6 21. Nxd6 Rxd6 22. Qe3 Qd8) 8... d6 ({RR} 8... c5 9. dxc5 Bxc5 10. Nc3 Ne4
11. Nxe4 Bxe4 12. Rc1 d6 13. Ng5 Bxg2 14. Kxg2 f5 15. e4 h6 16. Nf3 Nc6 17.
exf5 Rxf5 18. Bxd6 Qb7 19. Bxc5 bxc5 20. Qb3 Qf7 21. Qe3 Rf8 22. Qxe6 Rxf3 23.
Qxc6 {Hernandez Carmenates,H (2472)-Gutierrez Delgado,Y (2322) Mexico City MEX
2023 0-1 (38)}) 9. Qd3 $146 ({RR} 9. Nc3 Ne4 10. Nxe4 Bxe4 11. Bh3 Bf6 12. Ng5
Bxg5 13. Bxg5 Qa6 14. f3 Bb7 15. b3 Qa5 16. Bd2 Qh5 17. Bg2 f5 18. e4 Nd7 19.
exf5 Qxf5 20. Re3 e5 21. Bc3 exd4 22. Qxd4 Rf7 23. Rae1 Ne5 {Makhnyov,D (2375)
-Nguyen Dang Hong,P (2209) Khanty-Mansiysk 2016 1/2-1/2 (64)}) ({RR} 9. Nc3 Ne4
10. Rc1 Nd7 11. d5 Nxc3 12. Rxc3 Bf6 13. Rc2 a5 14. b3 Nc5 15. e4 e5 16. Bc1
Qg4 17. h3 Qg6 18. Qe2 Bc8 19. Nh2 Bd7 20. h4 h5 21. Bf3 Qh7 22. Rc3 g6 23. Bd2
Bg7 {Jurek,J (2269)-Ockay,T (2131) Ostrava CZE 2019 1-0 (43)}) 9... c5 10. dxc5
bxc5 11. e4 Rd8 12. Nc3 Nc6 13. Rad1 Ng4 14. b3 Nge5 15. Qd2 a6 16. Kh1 Qc7 17.
Ng1 Bf6 18. Nge2 Qe7 19. h3 Nd4 20. Nxd4 cxd4 21. Bxe5 dxe5 22. Ne2 Bg5 23. Qa5
f6 24. Nc1 Bxc1 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "6"]
[White "Fier, Alexandr"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "B47"]
[PlyCount "77"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 d6 7. Be3 Nf6 8. f4
Qc7 9. Qd2 Be7 10. O-O-O Nxd4 11. Bxd4 e5 12. Be3 b5 13. a3 Bb7 ({RR} 13... O-O
14. g4 Bb7 15. Bf3 exf4 16. Bxf4 Qc4 17. g5 Nxe4 18. Bxe4 Bxe4 19. Nxe4 Qxe4
20. Rhe1 Qb7 21. Qd5 Qxd5 22. Rxd5 Rfe8 23. h4 Bf8 24. Red1 Re4 25. R5d4 d5 26.
Rxe4 dxe4 27. Rd4 Re8 28. Kd2 {Kucza,K (2342)-Luch,M (2371) Trzcianka POL 2022
1/2-1/2 (58)}) 14. Nd5 $146 ({RR} 14. Bf3 O-O 15. f5 Rfd8 16. Qf2 Qc4 17. Be2
Qc6 18. Nd5 Qe8 19. Nxf6+ Bxf6 20. Bf3 d5 21. g4 dxe4 22. Be2 Rxd1+ 23. Bxd1
Be7 24. c3 Bd5 25. g5 Qc6 26. Bc2 Bxg5 27. Rg1 Bxe3+ 28. Qxe3 f6 {Tsekov,S 
(2097)-Bojchev,M (2214) Kazanlak 2005 0-1 (42)}) ({RR} 14. Bf3 Rc8 15. Kb1 Qc4
16. Be2 Qc7 17. Bf3 Qc4 18. Be2 {1/2-1/2 (18) Bezemer,A (2287)-Goormachtigh,J 
(2176) Vlissingen 2014}) 14... Bxd5 15. exd5 Rc8 16. c3 exf4 17. Bxf4 O-O 18.
Bd3 Nd7 19. Qc2 g6 20. h4 Ne5 21. Bxe5 dxe5 22. h5 f5 23. hxg6 hxg6 24. Qd2 Bf6
25. d6 Qd8 26. Kb1 Bg5 27. Qf2 Ra8 28. Bc2 Kg7 29. g4 fxg4 30. Qh2 Rh8 31.
Qxe5+ Qf6 32. Qe4 Rxh1 33. Rxh1 Rf8 34. Qxg4 Bf4 35. Qh3 Qxd6 36. Qh7+ Kf6 37.
Qxg6+ Ke7 38. Re1+ Kd7 39. Rd1 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "6"]
[White "Gonzalez, Bolivar"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "106"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 d6 7. Be3 Nf6 8. O-O
Be7 9. f4 O-O 10. Kh1 Bd7 11. Qe1 b5 12. a3 Qb8 13. Bf3 Nxd4 14. Bxd4 e5 15.
Be3 Bc6 ({RR} 15... a5 16. fxe5 dxe5 17. Qg3 Kh8 18. Bg5 Ng8 19. Rad1 Bc6 20.
Be3 Nf6 21. Nd5 Bxd5 22. exd5 Bd6 23. Qh4 Qb7 24. Bg5 Nd7 25. Be4 g6 26. Bf6+
Kg8 27. Rd3 Nxf6 28. Rxf6 Be7 29. Rh3 h5 30. Qxh5 {Kobalia,M (2648)-Van Wely,L
(2677) Tromsoe 2010 1-0}) ({RR} 15... b4 16. axb4 Qxb4 17. fxe5 dxe5 18. Nd5
Nxd5 19. exd5 Bb5 20. Qxb4 Bxb4 21. Rfc1 e4 22. Bd1 f5 23. c4 f4 24. Bd4 Be8
25. Bg4 Bf7 26. Rf1 Bd2 27. Rad1 e3 28. Be2 Be8 29. Be5 g5 30. h4 {Bartodziej,
B (1809)-Siekanska,M (1964) Warsaw POL 2022 1-0 (46)}) 16. g4 $146 ({RR} 16.
Rd1 Re8 17. fxe5 dxe5 18. Bg5 Nd7 19. Bxe7 Rxe7 20. Nd5 Bxd5 21. Rxd5 Nf6 22.
Rd3 Raa7 23. Qa5 Qc7 24. Qxc7 Raxc7 25. c3 Red7 26. Rfd1 {1/2-1/2 (26)
Knezevic,Z-Orak,L (2355) Pula 1999}) ({RR} 16. Rd1 Qb7 17. fxe5 dxe5 18. Bg5
Rfe8 19. Bxf6 Bxf6 20. Nd5 Bg5 21. Qg3 h6 22. Bh5 g6 23. Be2 Rad8 24. c4 Kg7
25. Qf2 Bxd5 26. cxd5 Rd6 27. Bg4 h5 28. Bh3 Re7 29. Rd3 Rc7 30. g3 Bd8 {
Wolter,K (2269)-Savchenko,V (2345) Germany 2014 1-0 (39)}) 16... Qb7 17. Bd2 d5
18. exd5 Nxd5 19. Nxd5 Bxd5 20. Qg3 Rad8 21. Be3 f5 22. gxf5 exf4 23. Bxf4 Rxf5
24. Bxd5+ Qxd5+ 25. Qg2 Qc5 26. Bh6 Bf6 27. Rxf5 Qxf5 28. Rf1 Qe5 29. c3 Re8
30. Bf4 Qh5 31. Bg3 h6 32. Qf3 Qg6 33. Qd5+ Kh8 34. Qf5 Qf7 35. Qf3 Qc4 36. Re1
Rxe1+ 37. Bxe1 a5 38. Bd2 Qe6 39. Kg2 a4 40. Qa8+ Kh7 41. Qf3 Qe8 42. Bf4 Qg6+
43. Bg3 Bg5 44. Qe2 Qf5 45. c4 bxc4 46. Qxc4 Qd7 47. h4 Qb7+ 48. Kh3 Qh1+ 49.
Kg4 Qd1+ 50. Kh3 Bf6 51. Qb5 Qh1+ 52. Kg4 Qe4+ 53. Kh3 g6 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "6"]
[White "Leitao, Rafael"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "D20"]
[PlyCount "32"]
[EventDate "2010.??.??"]

1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Nf3 Bg4 5. d5 Ne5 6. Qd4 Nxf3+ 7. gxf3 Bxf3 8.
Rg1 e5 9. Qxc4 Bd6 10. Rxg7 Qh4 11. Nc3 h6 $146 ({RR} 11... Bg4 12. h3 Bxh3 13.
Bg5 Qh5 14. Be2 Bg4 15. Qb5+ Kf8 16. Bxg4 Qh1+ 17. Ke2 Qxa1 18. Rxf7+ Kxf7 19.
Qd7+ Ne7 20. Qe6+ Ke8 21. Qd7+ Kf7 22. Qe6+ Ke8 23. Qd7+ {1/2-1/2 (23) Berczes,
D (2550)-Jaracz,P (2575) Dresden 2011}) 12. Rg3 Bg4 13. Nb5 Nf6 14. Nxc7+ Bxc7
15. Qxc7 O-O 16. h3 Rac8 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "6"]
[White "Shumyatsky, Victor"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "82"]
[EventDate "2010.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. Nbd2 Na5 ({RR} 6... a5 7.
c3 O-O 8. h3 Ba7 9. Re1 Ne7 10. Nf1 c6 11. Ng3 b5 12. Bb3 a4 13. Bc2 Ng6 14. d4
h6 15. Be3 Be6 16. Qd2 Re8 17. a3 Qe7 18. Rad1 Qf8 19. Qc1 Rad8 20. Qb1 Bb8 21.
Qc1 {Zhigalko,S (2572)-Caruana,F (2766) chess.com INT 2023 0-1 (54)}) ({RR} 
6... a5 7. c3 Ba7 8. Re1 O-O 9. Nf1 Ne7 10. Ng3 Ng6 11. h3 c6 12. Bb3 d5 13.
Bg5 a4 14. Bxa4 h6 15. Be3 Bxe3 16. Rxe3 Qa5 17. Bb3 Be6 18. a3 Rad8 19. Qc2
Qb6 20. Ba2 dxe4 21. dxe4 {Zhigalko,S (2572)-Arenas,D (2425) chess.com INT
2023 1-0}) 7. c3 Nxc4 8. Nxc4 Be6 $146 ({RR} 8... Bg4 9. Be3 Bb6 10. Re1 O-O
11. h3 Bh5 12. Bxb6 axb6 13. Ne3 Bg6 14. Nh4 Nh5 15. Nef5 Nf4 16. Re3 Bxf5 17.
Nxf5 g6 18. Rg3 Kh8 19. Ne3 f5 20. Nd5 Nxd5 21. exd5 f4 22. Rf3 Qd7 23. Qd2 {
Lawson,J (1782)-Raymer,E (1574) Edmonton 2005 1-0 (53)}) 9. b4 Bb6 10. Nxb6
axb6 11. a4 h6 12. Qe2 O-O 13. h3 Bd7 14. c4 b5 15. cxb5 Bxb5 16. Bxh6 Rxa4 17.
Rxa4 Bxa4 18. Bg5 Qe7 19. Rc1 c6 20. d4 exd4 21. Qa2 Ra8 22. Nxd4 Qxe4 23. Bxf6
Qf4 24. Rc3 Qxf6 25. Rf3 Qe7 26. Nf5 Qe1+ 27. Kh2 Qe5+ 28. g3 d5 29. Qd2 f6 30.
Nd4 c5 31. bxc5 Bd7 32. Re3 Qh5 33. Ne6 Bxe6 34. Rxe6 Ra1 35. Re1 Rxe1 36. Qxe1
Qf3 37. Qe6+ Kh7 38. Kg1 d4 39. Qc4 d3 40. Qh4+ Kg6 41. g4 Qd5 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "7"]
[White "Matsuura, Everaldo"]
[Black "El Debs, Felipe"]
[Result "1-0"]
[ECO "B14"]
[PlyCount "81"]
[EventDate "2010.??.??"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Nxd5 8.
Bd2 Nc6 9. Bd3 O-O 10. O-O Be7 11. Qe2 Bf6 12. Qe4 g6 13. Bh6 Re8 14. Ne5 ({RR
} 14. Rad1 Bg7 15. Bxg7 Kxg7 16. Ne5 Nf6 17. Nxc6 Nxe4 18. Nxd8 Nxc3 19. bxc3
Rxd8 20. Be4 Rb8 21. Rb1 b6 22. Rfd1 Bb7 23. f3 f5 24. Bxb7 Rxb7 25. Kf2 Rc7
26. Rb3 Rd5 27. Ke3 e5 28. Rd3 Re7 {Rensch,D (2402)-Shuvalova,P (2506) chess.
com INT 2023 1-0 (72)}) 14... Bd7 15. Bc4 $146 ({RR} 15. Nxd5 exd5 16. Qxd5
Nxe5 17. dxe5 Bxe5 18. Bc4 Bxh2+ 19. Kxh2 Qh4+ 20. Kg1 Be6 21. Qxb7 Bxc4 22.
Rfe1 Qxh6 23. Rxe8+ Rxe8 24. Qc6 Re2 25. Qxc4 Qd2 26. Qc5 a5 27. b3 h5 28. a4
Kh7 29. Rf1 Re4 {Szabo,K (2528)-Howell,D (2611) England 2011 1/2-1/2 (43)})
15... Nxc3 16. bxc3 Nxe5 17. dxe5 Bc6 18. Qf4 Be7 19. Rad1 Qa5 20. Rd3 Rad8 21.
Rfd1 Rxd3 22. Rxd3 Qa4 23. Rd4 Qc2 24. h4 Qxc3 25. h5 b5 26. Bd3 Qc5 27. hxg6
hxg6 28. Qg4 Bf8 29. Bxf8 Kxf8 30. Qf4 Kg8 31. Rd6 Rc8 32. Kh2 Be8 33. Qf6 a5
34. f4 Rb8 35. f5 exf5 36. Qe7 Qe3 37. e6 fxe6 38. Rxe6 Qxd3 39. Rf6 Bf7 40.
Qxf7+ Kh8 41. Rxg6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "7"]
[White "Mekhitarian, Krikor"]
[Black "Shumyatsky, Victor"]
[Result "1-0"]
[ECO "B63"]
[PlyCount "95"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 h6 8.
Bxf6 gxf6 9. O-O-O a6 10. f4 Qb6 11. Nb3 Bd7 12. Be2 h5 13. Rhf1 O-O-O 14. Kb1
Kb8 15. Rf3 Bc8 16. Rh3 h4 17. Qe1 Be7 18. Rxh4 $146 ({RR} 18. f5 Rdg8 19. Bf3
Ne5 20. Rxh4 Rxh4 21. Qxh4 Nxf3 22. gxf3 Qe3 23. Qh7 Rg1 24. Qxf7 Rxd1+ 25.
Nxd1 Qg1 26. Qxe7 Qxd1+ 27. Nc1 exf5 28. Qxf6 Qd2 29. e5 dxe5 30. Qxe5+ Ka8 31.
Qe8 Kb8 32. Qe5+ Ka8 {Adamson,R (2308)-Gurevich,D (2502) Las Vegas 2003 1-0 
(50)}) 18... Rxh4 19. Qxh4 f5 20. Qg3 fxe4 21. Nxe4 d5 22. Nc3 Bf6 23. Na4 Qc7
24. Qf2 Rh8 25. g3 Na5 26. Nb6 Nxb3 27. axb3 Be7 28. Nxc8 Rxc8 29. Bh5 Bc5 30.
Qe2 Ka7 31. f5 exf5 32. Rxd5 f4 33. Bg4 Rd8 34. Rxd8 Qxd8 35. gxf4 Qd4 36. f5
Kb6 37. c3 Qg1+ 38. Ka2 a5 39. Bf3 Qe3 40. Qd1 Qe5 41. Qd7 Qc7 42. Qd5 Bf8 43.
h4 Bg7 44. h5 Ka7 45. Be4 Kb8 46. Qb5 Ka7 47. b4 axb4 48. Qxb4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "7"]
[White "Milos Jr, Gilberto"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "67"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5
9. cxd5 a6 10. a4 Nbd7 11. Nh3 Re8 12. Be2 ({RR} 12. Nf2 Qe7 13. Be2 Qf8 14.
O-O h6 15. Be3 Nh7 16. f4 Rb8 17. Rfe1 h5 18. Rab1 Bf6 19. b4 b6 20. b5 Qg7 21.
Rb3 a5 22. Ncd1 Rb7 23. Nb2 Bxb2 24. Rxb2 Ndf6 25. Bf3 Ng4 26. Rb3 f5 {
Istratescu,A (2622)-Hickl,J (2602) Chalkidiki 2002 1-0 (42)}) ({RR} 12. Nf2 Qe7
13. Be2 Qf8 14. O-O h5 15. Rab1 Nh7 16. Be3 f5 17. Kh1 b6 18. Nfd1 Be5 19. exf5
gxf5 20. f4 Bg7 21. Bxh5 Re7 22. Bg1 Nhf6 23. Bf3 Bh6 24. b4 Ne5 25. bxc5 bxc5
26. g3 Nxf3 {McKay,R (2208)-Mason,D (2082) England ENG 2022 1-0 (40)}) 12...
Qa5 13. O-O h5 14. Nf2 Nh7 $146 ({RR} 14... Rb8 15. Kh1 Qc7 16. Be3 Nh7 17.
Rfc1 Ne5 18. a5 Qe7 19. Na4 Nd7 20. Rab1 b5 21. axb6 Nxb6 22. Nxb6 Rxb6 23. b4
Qb7 24. Nd3 f5 25. Qc2 fxe4 26. fxe4 Qe7 27. Bf3 Ng5 28. Bxg5 Qxg5 29. bxc5 {
Gulko,B (2565)-Suetin,A (2450) Moscow (Russia) 1982 1-0 (48)}) 15. Be3 Ne5 16.
Bh6 f5 17. Bxg7 Kxg7 18. Bd3 Bd7 19. Bc2 fxe4 20. Nfxe4 Nf7 21. Kh1 Bf5 22.
Rae1 Qb4 23. Qf2 b5 24. axb5 axb5 25. Bd3 Bxe4 26. Nxe4 Qd4 27. Bxb5 Reb8 28.
Qe2 Qxd5 29. Bc4 Qe5 30. Bxf7 Kxf7 31. f4 Qxb2 32. Nxd6+ Kg8 33. Qe6+ Kg7 34.
Qf7+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "7"]
[White "Reis, Paulo Jatoba"]
[Black "Gonzalez, Bolivar"]
[Result "1/2-1/2"]
[ECO "D41"]
[PlyCount "87"]
[EventDate "2010.??.??"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 d5 5. d4 e6 6. cxd5 Nxd5 7. Bg2 Be7 8. O-O
O-O 9. Nxd5 exd5 10. dxc5 Bxc5 11. Bg5 Be7 12. Bxe7 Qxe7 13. e3 Rd8 14. Nd4 Ne5
$146 ({RR} 14... Be6 15. Rc1 Rac8 16. Qa4 Qb4 17. Qxb4 Nxb4 18. a3 Nd3 19. Rb1
g6 20. Rfd1 Ne5 21. h3 Kf8 22. g4 Nc6 23. Ne2 g5 24. Nc3 d4 25. exd4 Bb3 26.
Rdc1 Rxd4 27. Ne4 h6 28. Nc5 Ba2 29. Ra1 {Seres,L (2430)-Somogyi,I (2270)
Hungary 1995 1/2-1/2 (48)}) ({RR} 14... Qb4 15. Qb3 Qxb3 16. Nxb3 Be6 17. Rfd1
Ne5 18. Nd4 Rac8 19. h3 g6 20. b3 Nc6 21. Ne2 Rd7 22. Rd2 Rcd8 23. Rad1 h5 24.
Nf4 Ne7 25. Kf1 Kh7 26. Ke1 Kg8 27. b4 a6 28. a3 Kg7 29. Rc1 {Itkis,B (2419)
-Agafii,V (2246) Kishinev 2013 0-1 (39)}) 15. Qb3 Be6 16. Rac1 Nc4 17. Qc3 Rdc8
18. b3 Nd6 19. Qa5 b6 20. Qa3 Nf5 21. Qxe7 Nxe7 22. e4 dxe4 23. Nxe6 fxe6 24.
Bxe4 Rxc1 25. Rxc1 Rc8 26. Rxc8+ Nxc8 27. f4 g6 28. Kf2 Kf7 29. Ke3 Kf6 30. g4
e5 31. h4 Ne7 32. Kf3 Ke6 33. Bd3 Kf6 34. g5+ Ke6 35. h5 exf4 36. Kxf4 Kd5 37.
Bc4+ Kd4 38. Bf7 Nd5+ 39. Kg3 Ne7 40. h6 Ke5 41. Kg4 a5 42. a3 Ke4 43. Be6 Ke5
44. Bf7 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "7"]
[White "Vescovi, Giovanni"]
[Black "Leitao, Rafael"]
[Result "1-0"]
[ECO "D12"]
[PlyCount "135"]
[EventDate "2010.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 dxc4 8. Bxc4
Bh5 9. Be2 Bxe2 10. Qxe2 c5 11. Qb5+ $146 ({RR} 11. Nf3 Nc6 12. O-O cxd4 13.
Rd1 Be7 14. Nxd4 Qb6 15. Nxc6 Qxc6 16. e4 Rd8 17. Rxd8+ Bxd8 18. Bf4 O-O 19.
Rc1 a6 20. Qd3 Qd7 21. Qxd7 Nxd7 22. Rd1 Nb6 23. g3 h6 24. b3 Bf6 25. e5 Be7 {
Eljanov,P (2761)-Jakovenko,D (2726) Plovdiv 2010 1/2-1/2 (43)}) 11... Qd7 12.
dxc5 a6 13. Qxd7+ Nbxd7 14. c6 bxc6 15. Ke2 Bd6 16. Nf3 Ke7 17. b3 Rhc8 18. Bb2
Nb6 19. Nd2 Kf8 20. Nce4 Nxe4 21. Nxe4 Be7 22. Rhc1 a5 23. Bd4 Nd7 24. Nc5 Nxc5
25. Bxc5 Ke8 26. Rc4 Bxc5 27. Rxc5 Kd7 28. Rac1 Ra6 29. R1c4 Kd6 30. Rh5 Rh8
31. Rd4+ Ke7 32. Ra4 f5 33. e4 Kf6 34. Rh3 c5 35. Rc3 Rc8 36. Rc2 Ke5 37. h4 g6
38. Ke3 Ra7 39. f4+ Kd6 40. b4 fxe4 41. Kxe4 c4 42. bxa5 Rc5 43. Rcxc4 Raxa5
44. Rd4+ Ke7 45. Rxa5 Rxa5 46. a4 Kf6 47. g4 e5 48. g5+ Ke6 49. fxe5 Rxe5+ 50.
Kd3 Ra5 51. Kc3 Ke5 52. Rb4 Ra7 53. Rb5+ Kf4 54. Kb3 Kg4 55. Rb4+ Kf5 56. Rc4
Ke5 57. Kb4 Kd5 58. Rc5+ Kd6 59. a5 Rb7+ 60. Rb5 Rf7 61. a6 Kc6 62. Ra5 Rf4+
63. Kc3 Rf8 64. a7 Ra8 65. Kc4 Kb6 66. Ra2 Rc8+ 67. Kd5 Ra8 68. Ke6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "7"]
[White "di Berardino, Diego"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "E90"]
[PlyCount "86"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. h3 Bg7 8. Nf3
O-O 9. Bd3 a6 10. a4 Nbd7 11. O-O Nh5 12. Bg5 Bf6 13. Be3 Re8 14. Re1 Ne5 15.
Be2 Nxf3+ 16. Bxf3 Ng7 17. Bf4 Rb8 18. Qd3 $146 ({RR} 18. Rc1 Be5 19. Qd2 Bd7
20. Bg4 f6 21. Rb1 Qc8 22. Bxd7 Qxd7 23. Bh2 b5 24. axb5 axb5 25. b4 Bxh2+ 26.
Kxh2 Rec8 27. f4 Ne8 28. bxc5 Rxc5 29. Ne2 f5 30. Ng3 Nf6 31. exf5 gxf5 32. Rb3
Rxd5 {Basso,P (2575)-Wiersma,E (2321) Hoogeveen NED 2019 1-0 (46)}) ({RR} 18.
Rc1 Be5 19. Qd2 Bd7 20. Bg4 f6 21. Rb1 Qc8 22. Bxd7 Qxd7 23. Bh2 b5 24. axb5
axb5 25. b4 Bxh2+ 26. Kxh2 Rec8 27. f4 Ne8 28. bxc5 Rxc5 29. Ne2 f5 30. Ng3 Nf6
31. exf5 gxf5 32. Rb3 Rxd5 {Basso,P (2575)-Wiersma,E (2321) Hoogeveen NED 2019
1-0 (46)}) 18... Bd4 19. Rab1 f5 20. Qd2 Qf6 21. Bg5 Qf8 22. b4 Bd7 23. bxc5
Bxc5 24. exf5 Bxf5 25. Be4 b5 26. axb5 axb5 27. Bxf5 Qxf5 28. Rxe8+ Nxe8 29.
Rb3 b4 30. Nd1 Nc7 31. Bh6 Qxd5 32. Rd3 Qe5 33. Bf4 Qe4 34. Bxd6 Bxd6 35. Rxd6
b3 36. Rd7 Ne8 37. Qc3 Qe6 38. Ra7 Rc8 39. Qd2 Qd6 40. Qe2 Nf6 41. Qf3 b2 42.
Qb3+ Kh8 43. g3 Qxd1+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "8"]
[White "Barreto Filho, Carlos A"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D45"]
[PlyCount "120"]
[EventDate "2010.??.??"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8.
Bxc4 O-O 9. O-O Qe7 10. Rd1 c5 ({RR} 10... h6 11. a3 Rd8 12. Ba2 e5 13. e4 exd4
14. Nxd4 Nf8 15. Nf5 Bxf5 16. exf5 Be5 17. Bd2 Rd7 18. g3 Bd4 19. Re1 Qc5 20.
Be3 Bxe3 21. Rxe3 Nd5 22. Rf3 Rad8 23. Re1 Nh7 24. h4 Nhf6 25. Kg2 {Zhu,Y 
(2356)-Wang,Y (2229) Daqing CHN 2018 1-0 (74)}) 11. dxc5 Bxc5 12. Ne4 $146 ({RR
} 12. a3 a5 13. h3 Nb6 14. Bd3 h6 15. e4 e5 16. Bb5 Qc7 17. Na4 Nxa4 18. Bxa4
Qe7 19. Bd2 b6 20. Bc3 Bb7 21. Re1 Rac8 22. Nxe5 Bd4 23. Ng6 fxg6 24. Qb3+ Bd5
25. exd5 Bxf2+ 26. Kxf2 Qc5+ {Dautov,R (2595)-Votava,J (2515) Germany 1997 1/
2-1/2 (36)}) 12... Nxe4 13. Qxe4 Rb8 14. Qf4 b5 15. Bb3 Rb6 16. e4 e5 17. Qg5
Nf6 18. Be3 Bxe3 19. Qxe3 Bb7 20. Nd2 Ng4 21. Qe2 Qh4 22. h3 Nf6 23. Re1 Bc8
24. Qe3 Nh5 25. Nf3 Qe7 26. Qg5 Qxg5 27. Nxg5 Rg6 28. h4 Bg4 29. Bd1 Nf6 30.
Bxg4 Nxg4 31. Rad1 h6 32. Nf3 Rc8 33. Re2 b4 34. g3 Rgc6 35. Nh2 Rc1 36. Rxc1
Rxc1+ 37. Kg2 Nxh2 38. Kxh2 Kf8 39. Kg2 Ke7 40. Rd2 Ra1 41. b3 Ke6 42. Kf3 h5
43. Ke3 f6 44. Kf3 g5 45. hxg5 fxg5 46. Kg2 g4 47. f3 Rc1 48. fxg4 hxg4 49. Kf2
Rc3 50. Kf1 Rxg3 51. Rd5 Re3 52. Ra5 Rxe4 53. Rxa7 Rf4+ 54. Kg2 Kf5 55. a4 bxa3
56. Rxa3 Rf3 57. Ra8 Rxb3 58. Rf8+ Ke4 59. Rg8 Kf4 60. Rf8+ Ke3 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "8"]
[White "Fier, Alexandr"]
[Black "Reis, Paulo Jatoba"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "66"]
[EventDate "2010.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Qc7 8.
Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 d4 13. Nxd4 Nxd4 14.
Qxd4 Bd7 15. Be3 ({RR} 15. Qf2 Qc6 16. Rb1 Nf5 17. Rg1 Qd5 18. Bd3 Bc6 19. g4
Nd4 20. Rg3 Qh1+ 21. Bf1 O-O-O 22. Be3 Nf3+ 23. Rxf3 Bxf3 24. h3 Rd5 25. Qg1
Qxg1 26. Bxg1 Rd2 27. Bd3 Rh8 28. Rb3 Rd1+ 29. Kf2 Rxh3 {Saric,I (2646)-Grover,
S (2504) chess.com INT 2020 1/2-1/2 (75)}) 15... b6 16. Rd1 $146 ({RR} 16. Qd6
Qb7 17. Rg1 Nd5 18. Kf2 Ba4 19. Bc4 Nxe3 20. Kxe3 Rd8 21. Qb4 b5 22. Bd3 Rxg2
23. Rxg2 Qxg2 24. Qxc3 Qxh2 {1/2-1/2 (24) Dorawa,B (1983)-Bonnaire,R Bad
Liebenzell 1995}) ({RR} 16. Bd3 Bc6 17. Be4 Bxe4 18. Qxe4 Nd5 19. O-O O-O-O 20.
a4 Rg4 21. a5 b5 22. Rab1 b4 23. g3 Rdg8 24. Rfd1 Rxg3+ 25. hxg3 Rxg3+ 26. Kf2
Rxe3 27. Qg2 Qc4 28. Qg8+ Kb7 29. Qxf7+ Kb8 30. Qe8+ Kb7 {Garmendia Vega,G 
(1967)-Pon,M (2185) chess.com INT 2023 1-0 (37)}) ({RR} 16. Bd3 O-O-O 17. Rg1
Bb5 18. Qe4 Bc6 19. Qc4 Bxg2 20. Qa6+ Kb8 21. Bf2 Nd5 22. Bg3 Ne3 23. Rc1 Bb7
24. Qb5 Rd5 25. Qb4 a5 26. Qb3 Qc5 27. Bf2 Rxg1+ 28. Bxg1 Nxc2+ 29. Kf1 Ne3+
30. Ke2 Rxd3 {Habibi,A-Kimelman,G (2004) Juiz de Fora 2014 1/2-1/2 (34)}) 16...
O-O-O 17. Qd6 Nd5 18. Qxc7+ Kxc7 19. Bc1 Ba4 20. Rd4 Bxc2 21. h3 b5 22. Kf2 Kc6
23. f5 exf5 24. a4 b4 25. Bb5+ Kb6 26. Rc4 Be4 27. Rg1 b3 28. Be3+ Nxe3 29.
Kxe3 b2 30. Rb4 Ka5 31. Rb3 Bd5 32. Rxc3 Rg3+ 33. Kd2 Be4+ 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "8"]
[White "Gonzalez, Bolivar"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B72"]
[PlyCount "90"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. h4
h5 9. f3 O-O 10. Qd2 Nxd4 11. Bxd4 Be6 12. O-O-O Qa5 13. Kb1 Rfc8 14. a3 Rc6
$146 ({RR} 14... a6 15. f4 Bg4 16. Bxg4 Nxg4 17. Nd5 Qxd2 18. Rxd2 Bxd4 19.
Rxd4 e5 20. Ne7+ Kf8 21. Nxc8 exd4 22. Nxd6 Ne3 23. g3 b5 24. Re1 Rd8 25. e5
Nc4 26. Ne4 d3 27. cxd3 Rxd3 28. Kc2 Rf3 29. Re2 {Velcheva,M (2300)-Lasic,V
Zadar 1998 1-0 (43)}) ({RR} 14... Rab8 15. Nb5 Qxd2 16. Rxd2 a6 17. Bxf6 Bxf6
18. Nd4 Bc4 19. c3 b5 20. g4 hxg4 21. fxg4 a5 22. h5 Bg5 23. Rdd1 e5 24. Bxc4
exd4 25. Ba2 dxc3 26. bxc3 Kg7 27. hxg6 fxg6 28. Rxd6 Rc7 29. e5 {Capella,R 
(1952)-James,T (1900) chess.com INT 2020 1-0 (67)}) ({RR} 14... Rab8 15. Nd5
Qxd2 16. Nxf6+ Bxf6 17. Rxd2 Bxd4 18. Rxd4 Kg7 19. f4 b5 20. Re1 a5 21. Bd3 Rc7
22. e5 d5 23. Rf1 b4 24. axb4 Rxb4 25. Rxb4 axb4 26. g3 Rc5 27. Rd1 Bd7 28. Rd2
f6 29. exf6+ {Wade,R-Byrne,D Vinkovci 1968 0-1 (64)}) 15. Nd5 Qxd2 16. Nxf6+
Bxf6 17. Rxd2 Kg7 18. c3 Bb3 19. Bd1 Bc4 20. Be2 Bxd4 21. cxd4 Rac8 22. Bxc4
Rxc4 23. Rdd1 R8c6 24. d5 R6c5 25. Rd2 a5 26. Re1 a4 27. g4 Kh6 28. gxh5 Kxh5
29. Rg1 Rc8 30. Rg5+ Kh6 31. Rg1 Rh8 32. h5 gxh5 33. Rh2 Rcc8 34. f4 Rcg8 35.
Rgh1 Kg6 36. Kc2 Kf6 37. Rxh5 Rxh5 38. Rxh5 Rg4 39. e5+ Kg6 40. exd6 exd6 41.
Rh8 Rxf4 42. Rd8 Rf6 43. Rd7 Kf5 44. Re7 b5 45. Kc3 Kg4 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "8"]
[White "Leitao, Rafael"]
[Black "El Debs, Felipe"]
[Result "1-0"]
[ECO "D91"]
[PlyCount "51"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 dxc4 7. e3 Be6 8.
Nf3 Bg7 9. Be2 O-O 10. O-O c5 11. Rb1 cxd4 12. Nxd4 Bd5 13. Qc2 Qc7 ({RR} 13...
b6 14. Rfd1 Qc8 15. Nb5 e6 16. e4 Bc6 17. Be7 Qb7 18. Bxf8 Bxf8 19. f3 Bxb5 20.
Rxb5 Qc6 21. Rbb1 Na6 22. Kh1 Bg7 23. e5 Nc5 24. f4 Rc8 25. Bxc4 Bh6 26. Rf1
Qe4 27. Qe2 Qxe2 28. Bxe2 {Cramling,P (2446)-Olofsson-Dolk,M (2216) Sweden SWE
2023 1-0 (43)}) 14. e4 Bc6 15. Bxc4 Be5 $146 ({RR} 15... b6 16. Rfd1 Bb7 17.
Bd5 Nc6 18. Nxc6 Bxc6 19. Bxe7 Qxe7 20. Bxc6 Rac8 21. Bd5 Rxc3 22. Qd2 Rfc8 23.
Rbc1 Rxc1 24. Rxc1 Rxc1+ 25. Qxc1 Bd4 26. g3 Qc5 27. Qxc5 Bxc5 28. Kg2 Kf8 29.
f4 f6 30. Kf3 {Shengelia,D (2513)-Ragger,M (2668) Austria AUT 2022 1/2-1/2 (31)
}) ({RR} 15... e5 16. Nxc6 Nxc6 17. Rfd1 Rac8 18. Qa4 Rfe8 19. Bd5 Bf8 20. Rd3
Be7 21. Bg3 Bc5 22. Rbd1 Bb6 23. Bh4 Nb8 24. Bg5 Kg7 25. Rf3 Rf8 26. Bf6+ Kg8
27. Qa3 Bc5 28. Qc1 Be7 29. Rdd3 Bxf6 30. Rxf6 {Ahlander,B (2399)-Degerman,L 
(2446) Sweden SWE 2019 1-0 (44)}) 16. h3 Re8 17. f4 Bf6 18. Bxf7+ Kxf7 19. Qb3+
e6 20. f5 g5 21. fxe6+ Kg6 22. Qc2 Qe5 23. Rxf6+ Kxf6 24. Qf2+ Kg7 25. Rxb7+
Kh8 26. Bg3 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "8"]
[White "Shumyatsky, Victor"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B46"]
[PlyCount "95"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8.
O-O Nf6 9. Qe2 Be7 10. Na4 O-O 11. c4 Bb7 12. e5 Nd7 13. Bf4 Nb6 14. Nc3 a5
$146 ({RR} 14... dxc4 15. Bc2 Nd5 16. Qg4 Nxf4 17. Qxf4 c5 18. Be4 Qc7 19. Bxb7
Qxb7 20. Qxc4 Qxb2 21. Rab1 Qc2 22. Rfc1 Qf5 23. Qe4 Rfb8 24. Qxf5 exf5 25. Nd5
Bf8 26. Nb6 Ra7 27. Nc4 Rab7 28. Rxb7 Rxb7 29. Kf1 {Ozolin,M (2367)-Jansa,V 
(2485) Pardubice 2008 0-1 (77)}) ({RR} 14... dxc4 15. Bxc4 Qd4 16. Be3 Qxc4 17.
Bxb6 Qb4 18. Bc7 Rac8 19. a3 Qc5 20. Ne4 Qb5 21. Qxb5 cxb5 22. Bd6 Bxe4 23.
Bxe7 Rfe8 24. Rac1 f5 25. Bd6 g5 26. f3 Bd5 27. Rc5 Rxc5 28. Bxc5 Rc8 29. Rc1 {
Brzeski,M (2208)-Hnydiuk,A (2387) Polanica Zdroj 2008 1/2-1/2 (38)}) 15. Rfd1
g6 16. Qg4 Ba6 17. b3 a4 18. Ne2 axb3 19. axb3 Bb7 20. Rxa8 Bxa8 21. Bh6 Re8
22. Nf4 Kh8 23. h4 Nd7 24. Re1 Qa5 25. Qe2 Bxh4 26. Nh3 Kg8 27. Qe3 Be7 28. Re2
Bf8 29. Bxf8 Nxf8 30. Nf4 Bb7 31. Qg3 Qc3 32. Kh2 Nd7 33. Re3 Qd4 34. Ne2 Qb2
35. cxd5 cxd5 36. Bb5 d4 37. Bxd7 dxe3 38. Bxe8 Qxe2 39. fxe3 Qh5+ 40. Kg1 Qd1+
41. Kh2 Qd8 42. Bb5 Qd5 43. Bc4 Qe4 44. Bf1 Bd5 45. Qg5 h6 46. Qd8+ Kh7 47. Qf6
Kg8 48. Qd8+ 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "8"]
[White "Vescovi, Giovanni"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "33"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. cxd5 exd5 6. Bg5 Be7 7. Qc2 g6 8. e3
Bf5 9. Bd3 Bxd3 10. Qxd3 O-O 11. O-O Nbd7 12. Rab1 a5 13. Qc2 Re8 14. Bxf6 ({RR
} 14. Bf4 Nh5 15. Bh6 Ng7 16. h3 Nf5 17. Bf4 Bd6 18. Bxd6 Nxd6 19. a3 h5 20.
Rfe1 Qe7 21. Na4 Qf6 22. Nc5 Nxc5 23. dxc5 Ne4 24. Nd4 Kh8 25. b4 axb4 26. axb4
g5 27. b5 g4 28. hxg4 hxg4 {Hajiyev,K (2197)-Bryant,J (2412) chess.com INT
2023 1-0 (50)}) 14... Nxf6 15. a3 Bd6 16. Ne2 $146 ({RR} 16. b4 axb4 17. axb4
Rc8 18. b5 Ne4 19. Nxe4 dxe4 20. Nd2 c5 21. d5 Be5 22. Qc4 Bd6 23. Rfd1 Qe7 24.
Ra1 Rcd8 25. Ra4 Qh4 26. f4 Qh5 27. Raa1 f5 28. Qf1 g5 29. g3 gxf4 30. gxf4 Be7
{Benko,P-Bilek,I Stockholm 1962 1-0 (45)}) ({RR} 16. h3 Qe7 17. Nd2 Qe6 18. Na4
Qf5 19. Rfc1 Qxc2 20. Rxc2 h5 21. Nc5 Bxc5 22. Rxc5 a4 23. Kf1 Re7 24. Ke2 Ne8
25. Kd3 Nd6 26. Rc2 Kg7 27. h4 Rae8 28. g3 Nf5 29. Re1 Nd6 30. Rb1 Nf5 {
Jakovenko,D (2753)-Gelfand,B (2733) Odessa 2009 1/2-1/2 (32)}) ({RR} 16. b4 Qe7
17. Qb3 axb4 18. axb4 b5 19. Rfc1 Ra6 20. Rc2 Rea8 21. Ra2 Rxa2 22. Nxa2 Qa7
23. Rb2 Qa3 24. Qxa3 Rxa3 25. g3 Kf8 26. Kf1 Ke7 27. Ke2 Ne4 28. Kf1 h5 29. Ke1
Kd7 30. Kf1 g5 {Grujic,N (2230)-Savicevic,V (2315) Nis 1995 1/2-1/2 (38)})
16... Qe7 17. Nc1 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "9"]
[White "El Debs, Felipe"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "53"]
[EventDate "2010.??.??"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. Be3 exd4 8. Nxd4
Re8 9. f3 c6 10. Bf2 d5 11. exd5 cxd5 12. O-O Nc6 13. c5 Nh5 14. Qd2 Be5 15. g3
Ng7 16. Rfd1 Be6 17. Nxe6 Nxe6 18. Qxd5 Bxc3 19. bxc3 Qf6 20. Qd2 Nxc5 21. Kg2
$146 ({RR} 21. Bxc5 Qe5 22. Bf2 Qxe2 23. Qxe2 Rxe2 24. f4 Rae8 25. Re1 Kg7 26.
Kf1 Rxe1+ 27. Rxe1 Rxe1+ 28. Kxe1 Kf6 29. Ke2 Kf5 30. Kf3 b5 31. Be3 a5 32. Bb6
a4 33. Bf2 Ke6 34. Ke4 f5+ 35. Kd3 Kd5 {Debashis,D (2489)-Kovalev,V (2568)
Kocaeli 2013 0-1 (48)}) 21... Na4 22. Bb5 Nxc3 23. Bxc6 Nxd1 24. Bxe8 Nxf2 25.
Re1 Nh3 26. Kxh3 Qxf3 27. Ba4 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "9"]
[White "Matsuura, Everaldo"]
[Black "Gonzalez, Bolivar"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "121"]
[EventDate "2010.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4
Nxd4 9. Bxd4 Bc5 10. Bxc5 Nxc5 11. Qd4 b6 ({RR} 11... Qb6 12. O-O-O O-O 13. h4
a5 14. h5 Bd7 15. h6 g6 16. Nxd5 exd5 17. e6 Nb3+ 18. axb3 Qxd4 19. exf7+ Rxf7
20. Rxd4 a4 21. bxa4 Rxa4 22. Rxa4 Bxa4 23. g3 g5 24. Bg2 Bc6 25. Bh3 Bd7 26.
Bxd7 {Andriasian,Z (2605)-Hovhannisyan,M (2477) Groningen 2012 1-0 (39)}) ({RR
} 11... Qb6 12. O-O-O Bd7 13. h4 a5 14. h5 a4 15. a3 Rc8 16. Kb1 Qa5 17. h6 g6
18. Nxd5 exd5 19. e6 Bxe6 20. Qxh8+ Ke7 21. Qd4 Bf5 22. Qe5+ Kf8 23. Bd3 Nxd3
24. Rxd3 Rc5 25. Re1 Be4 26. Qb8+ {Koelle,T (2454)-Troselj,I (2040) Pula 
(Sardinia) ITA 2023 1-0 (31)}) 12. O-O-O O-O 13. h4 Bb7 $146 ({RR} 13... f6 14.
exf6 Qxf6 15. g3 Qxd4 16. Rxd4 Rb8 17. Bh3 g6 18. b4 Nb7 19. Rd2 a5 20. bxa5
bxa5 21. Na4 Nd6 22. Nc5 Nc4 23. Rd3 Rb2 24. Rb3 Rxa2 25. Kb1 Ra3 26. Nxe6 Re8
27. Nc7 Nd2+ 28. Kb2 {Matsuura,E (2483)-Chang,S (2048) Americana 2009 1/2-1/2})
({RR} 13... f6 14. exf6 Qxf6 15. Qxf6 Rxf6 16. g3 Bb7 17. Rh2 a5 18. Bh3 Rd8
19. Rd4 h5 20. Re2 Ba6 21. Re5 Rg6 22. Re3 Rf6 23. f5 exf5 24. Nxd5 Rfd6 25.
Ne7+ Kf7 26. Rxd6 Rxd6 27. Nxf5 Re6 28. Rxe6 {Dimitrov,D (2089)-Tsanov,M
Albena 2011 1-0 (90)}) 14. h5 f6 15. Rh2 fxe5 16. Qxe5 Qf6 17. Qxf6 Rxf6 18. g3
Bc6 19. Bg2 Nb7 20. Ne2 Nd6 21. Nd4 Bd7 22. Re1 Nf5 23. Nxf5 Rxf5 24. Bh3 Rf6
25. Rhe2 Kf7 26. f5 Re8 27. fxe6+ Bxe6 28. Kd2 Re7 29. Re5 Re8 30. Kd3 Re7 31.
Kd4 Re8 32. R1e3 Re7 33. a4 Re8 34. b3 Re7 35. c3 Re8 36. b4 Re7 37. Re1 Re8
38. R1e2 Re7 39. R2e3 Re8 40. Bg4 Re7 41. Bxe6+ Rexe6 42. Rxd5 Rxe3 43. Kxe3
Rc6 44. Kd4 Ke7 45. c4 Rf6 46. c5 bxc5+ 47. Kxc5 Rf3 48. g4 Rg3 49. Rd4 g5 50.
hxg6 hxg6 51. b5 g5 52. a5 Ra3 53. Kb4 Ra1 54. b6 axb6 55. axb6 Ke6 56. Kc5
Rc1+ 57. Rc4 Rb1 58. Kc6 Ke5 59. b7 Rb2 60. Rc5+ Kf4 61. Rb5 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "9"]
[White "Mekhitarian, Krikor"]
[Black "Leitao, Rafael"]
[Result "1-0"]
[ECO "E20"]
[PlyCount "81"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 b6 6. dxc5 Bxc5 7. Bg2 Bb7 8. O-O
O-O 9. Bf4 Nc6 10. a3 $146 ({RR} 10. Qa4 Nh5 11. Rad1 Nxf4 12. gxf4 Qc7 13. e3
a6 14. Rd2 Rfd8 15. Rfd1 Bb4 16. Ng5 Bxc3 17. bxc3 h6 18. Ne4 b5 19. cxb5 axb5
20. Qxb5 d5 21. Nc5 Rdb8 22. Nxb7 Rxb7 23. Qe2 Ra4 24. f5 Ne5 {Barsov,A (2515)
-Dinstuhl,V (2412) Netherlands 2001 1-0 (48)}) 10... Be7 11. Qd3 Rc8 12. b4 a5
13. b5 Nb8 14. e4 d6 15. Rfd1 e5 16. Bg5 Ne8 17. Be3 Nd7 18. Rac1 h6 19. Bh3 f5
20. Nd5 fxe4 21. Qxe4 Kh8 22. Nd2 Nef6 23. Qg6 Bxd5 24. cxd5 Rxc1 25. Rxc1 Nc5
26. Nc4 Qe8 27. Qxe8 Rxe8 28. Bxc5 bxc5 29. Nxa5 Nxd5 30. Nc4 Rb8 31. a4 Nb4
32. Bg2 e4 33. Rd1 d5 34. Ne3 Rd8 35. b6 c4 36. b7 c3 37. Bxe4 Rb8 38. Bxd5 c2
39. Rc1 Bf6 40. Be4 Bb2 41. Nxc2 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "9"]
[White "Milos Jr, Gilberto"]
[Black "Fier, Alexandr"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "55"]
[EventDate "2010.??.??"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5
9. Nxd5 Be6 10. Ne2 Bxd5 11. cxd5 Qe8 $146 ({RR} 11... Nbd7 12. Ng3 Re8 13. Be2
a6 14. a4 b5 15. O-O Qb6 16. a5 Qc7 17. h4 c4 18. Bh6 Bh8 19. Bd1 Nc5 20. Bc2
Nfd7 21. Rab1 Ne5 22. Be3 c3 23. Qf2 cxb2 24. Rfd1 Rac8 25. Bd4 Nc4 26. Bxh8 {
Bordell Rosell,R-Walther,E Lenzerheide 1964 0-1 (45)}) ({RR} 11... b5 12. Nc3
a6 13. Rc1 Nbd7 14. b3 Qb6 15. Be2 Rfc8 16. O-O Ne8 17. Kh1 Qa5 18. Rc2 Nb6 19.
Be3 Nc7 20. a4 bxa4 21. Nxa4 Qxd2 22. Bxd2 Nd7 23. b4 Nb5 24. bxc5 Nd4 25. c6
Nxc2 26. cxd7 {Riazantsev,A (2678)-Morozevich,A (2731) Moscow 2014 0-1 (36)}) (
{RR} 11... h6 12. Be3 Nbd7 13. Nc3 a6 14. a4 Re8 15. Be2 Kh7 16. O-O Qc7 17. a5
b5 18. axb6 Qxb6 19. Ra2 Reb8 20. Rfa1 a5 21. Nb5 Ne8 22. Rxa5 Rxa5 23. Qxa5
Bxb2 24. Qxb6 Nxb6 25. Ra7 Kg7 26. Bf4 {Milos,G (2575)-Alboredo,J (2208) chess.
com INT 2023 1-0 (56)}) ({RR} 11... h6 12. Bf4 b5 13. Ng3 Kh7 14. Bxb5 Qb6 15.
Be2 Nbd7 16. O-O Rab8 17. Rab1 Rfe8 18. Be3 a5 19. a4 Re7 20. Bb5 Ra8 21. Kh1
Nb8 22. Rfe1 Na6 23. Bf4 Ne8 24. Nf1 Nb4 25. Ne3 Rd8 26. Bg3 {Gulko,B-Pietzsch,
W German Dem Rep 1969 1-0 (39)}) 12. Nc3 Nh5 13. Be2 f6 14. Bh4 f5 15. exf5
gxf5 16. O-O Qg6 17. f4 Bxc3 18. Qxc3 Ng7 19. Rf3 Nh5 20. Re1 Re8 21. Rh3 Rxe2
22. Rxe2 Nxf4 23. Rf2 Nxh3+ 24. Qxh3 Qg4 25. Qxg4+ fxg4 26. Rf6 Nd7 27. Rxd6
Nb6 28. Rxb6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "9"]
[White "Reis, Paulo Jatoba"]
[Black "Shumyatsky, Victor"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "67"]
[EventDate "2010.??.??"]

1. g3 Nf6 2. Bg2 c5 3. c4 e6 4. Nf3 d5 5. d4 Nc6 6. O-O Be7 7. dxc5 Bxc5 8. a3
O-O 9. b4 Be7 10. Bb2 a6 11. Nbd2 Re8 12. Qc2 Bd7 13. Rac1 Rc8 14. Qb1 b5 $146
({RR} 14... h6 15. Rfd1 Qb6 16. e4 dxe4 17. Nxe4 Nxe4 18. Qxe4 Rcd8 19. Qg4 Bf8
20. Bf6 Ne7 21. Ne5 Bc8 22. Rxd8 Qxd8 23. Rd1 Qc7 24. Qh5 Nf5 25. Rd7 Bxd7 26.
Qxf7+ Kh8 27. Be4 Qd6 28. Nxd7 Qd1+ 29. Kg2 {Wojtkiewicz,A (2515)-Skembris,S 
(2455) Novi Sad 1990 1-0 (33)}) 15. c5 Bf8 16. e4 dxe4 17. Nxe4 Nxe4 18. Qxe4
f6 19. Rcd1 Qc7 20. Qg4 Kh8 21. Qh5 Kg8 22. Nd2 f5 23. Nf3 h6 24. g4 Red8 25.
gxf5 exf5 26. Nh4 Ne7 27. Ng6 Bc6 28. Nxe7+ Qxe7 29. Qxf5 Bxg2 30. Kxg2 Qe2 31.
Bd4 Qc4 32. Be3 Qb3 33. Rd7 Qxa3 34. Qd5+ 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "9"]
[White "di Berardino, Diego"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "23"]
[EventDate "2010.??.??"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 a6 5. Qc2 e6 6. Nf3 c5 7. cxd5 exd5 8. g3 ({
RR} 8. Be2 Nc6 9. O-O Be6 10. Rd1 Nb4 11. Qd2 Ne4 12. Nxe4 dxe4 13. Ne5 cxd4
14. exd4 Bd6 15. a3 Nd5 16. Qc2 f5 17. f3 O-O 18. fxe4 Rc8 19. Bc4 Bxe5 20.
exd5 Bxd5 21. Bxd5+ {1-0 (21) Grischuk,A (2717)-Svidler,P (2765) Monte Carlo
2006}) 8... Nc6 9. Bg2 ({RR} 9. dxc5 Bxc5 10. Bg2 Nb4 11. Qd1 Bf5 12. O-O O-O
13. Bd2 Bd3 14. Re1 Nc2 15. Ne5 Nxe1 16. Bxe1 Be4 17. Nxe4 dxe4 18. Qe2 Qe7 19.
Bc3 Nd5 20. Bd4 Bxd4 21. exd4 Nf6 22. Bxe4 Nxe4 23. Qxe4 Rad8 {Min,R (1659)
-Woodward,A (1884) lichess.org INT 2020 0-1 (33)}) 9... Be6 10. O-O cxd4 $146 (
{RR} 10... Rc8 11. a3 cxd4 12. Nxd4 Nxd4 13. exd4 Be7 14. Qb3 Qd7 15. Bg5 O-O
16. Na4 Qb5 17. Qxb5 axb5 18. Nc3 b4 19. axb4 h6 20. Bxf6 Bxf6 21. Rfd1 Rc4 22.
Nxd5 Bxd5 23. Bxd5 Rxb4 24. Ra7 Bxd4 25. Rxb7 {Kljucharev,S (2384)-Iskusnyh,S 
(2455) Kemerovo 2011 1/2-1/2}) 11. Nxd4 Nxd4 12. exd4 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "10"]
[White "Fier, Alexandr"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "B35"]
[PlyCount "86"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Bd7 10. h4 a5 11. a4 Nxd4 12. Bxd4 Be6 13. Bxe6 fxe6 14. Qd2 Rc8
15. O-O-O Rc4 16. Qd3 $146 ({RR} 16. h5 Rxd4 17. Qxd4 Nxh5 18. Qc4 Qd7 19. Qb5
Qc7 20. Ne2 Rc8 21. Qb3 Qc4 22. Qxc4 Rxc4 23. b3 Rc5 24. g4 Nf6 25. Nf4 Kf7 26.
Rdg1 g5 27. Nd3 Rc8 28. e5 Nd5 29. Rxh7 Kg6 30. Rh5 Nb4 {Fier,A (2588)
-Matsuura,E (2484) Curitiba 2010 1-0 (53)}) 16... Qc8 17. Ne2 Rxa4 18. b3 Rb4
19. Bc3 Qc5 20. Nd4 Rc8 21. Bxb4 Qxb4 22. Kb1 Nh5 23. Qb5 Nf4 24. Qxb4 axb4 25.
g3 Nh5 26. Rhg1 Kf7 27. Ne2 Ra8 28. Kc1 Bh6+ 29. f4 e5 30. Rdf1 exf4 31. g4 Kg8
32. g5 Bg7 33. Kd2 Be5 34. Rf3 Kf7 35. Rd3 Ke6 36. Nd4+ Kd7 37. Ke2 Rc8 38. Kf3
Bxd4 39. Rxd4 Rc3+ 40. Kg4 Rxc2 41. Rxb4 Rc3 42. Rxb7+ Ke6 43. b4 f3 0-1

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "10"]
[White "Gonzalez, Bolivar"]
[Black "El Debs, Felipe"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "79"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 Bg7 6. e4 Nb4 7. a3 N4c6 8. d5
Nd4 9. Be3 e5 10. Ne2 Qf6 $146 ({RR} 10... Qh4 11. Qd3 O-O 12. Nxd4 exd4 13.
Bxd4 Re8 14. Nc3 Bf5 15. O-O-O Bxe4 16. Nxe4 Bxd4 17. Qxd4 Rxe4 18. Qd2 Nd7 19.
f3 Re5 20. f4 Re4 21. g3 Qf6 22. Bg2 Rc4+ 23. Kb1 Nc5 24. Ka2 Qb6 25. Kb1 {
De Val,D (2201)-Arlandi,E (2458) Porto San Giorgio 2006 1/2-1/2 (73)}) ({RR} 
10... Qh4 11. Qd3 O-O 12. Nxd4 exd4 13. Bxd4 Re8 14. Nc3 Bf5 15. Bxg7 Bxe4 16.
Nxe4 Rxe4+ 17. Be2 Kxg7 18. O-O Nd7 19. Bf3 Re7 20. Qc3+ Ne5 21. g3 Qc4 22.
Rac1 Qxc3 23. Rxc3 Nxf3+ 24. Rxf3 Rd8 25. Rb3 {Golod,V (2555)-Mikhalevski,V 
(2540) Israel 1998 0-1 (52)}) 11. f4 Nxe2 12. Bxe2 exf4 13. O-O g5 14. g3 Bh3
15. Rf2 Qg6 16. Bc5 Nd7 17. Bh5 Qh6 18. g4 b5 19. Rf3 bxa4 20. Qxa4 c6 21. Bb4
Bd4+ 22. Kh1 c5 23. Rxh3 Qd6 24. Bc3 Bxc3 25. Rxc3 O-O 26. Qc6 Qe7 27. Re1 Rab8
28. e5 Nxe5 29. d6 Qf6 30. Qxc5 Nd7 31. Qc7 Rxb2 32. Rd3 Ra2 33. Qxd7 Qb2 34.
Bxf7+ Rxf7 35. Qd8+ Rf8 36. Qxg5+ Kh8 37. Qe5+ Qxe5 38. Rxe5 Rb8 39. Rd1 Rbb2
40. d7 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "10"]
[White "Leitao, Rafael"]
[Black "Barreto Filho, Carlos A"]
[Result "1-0"]
[ECO "D76"]
[PlyCount "47"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. Nc3 Nc6 8. e3
O-O 9. O-O Re8 10. Re1 Bd7 11. Qe2 ({RR} 11. h3 Qc8 12. Kh2 e5 13. d5 Na5 14.
e4 Nac4 15. a4 a5 16. b3 Nd6 17. Ba3 Qd8 18. Rc1 Bf8 19. Bc5 c6 20. Qd3 Ndc8
21. Bxf8 Kxf8 22. dxc6 bxc6 23. Qe3 Kg8 24. Nb1 f6 25. Nbd2 Nd6 {Ding Liren 
(2805)-Anand,V (2767) Stavanger NOR 2019 1/2-1/2 (52)}) ({RR} 11. h3 Qc8 12.
Kh2 e5 13. d5 Na5 14. e4 Nac4 15. b3 Nd6 16. Be3 h6 17. Qd2 Kh7 18. Rac1 Qd8
19. a4 Nbc8 20. Qc2 Re7 21. Nd2 Ne8 22. b4 Ncd6 23. Qd3 b6 24. b5 f5 25. Nc4
Nxc4 {Rustemov,A (2525)-Jobava,B (2588) chess.com INT 2022 0-1 (46)}) 11... Qc8
12. b3 Bg4 13. Bb2 Rd8 $146 ({RR} 13... Qf5 14. Nh4 Qh5 15. f3 Bd7 16. f4 Bg4
17. Qf1 Bf6 18. Nf3 Nb4 19. h3 Be6 20. g4 Qa5 21. Qe2 N4d5 22. Ne4 Nd7 23. Ng3
N7b6 24. Ne5 Bh4 25. Qf3 Nb4 26. f5 Bd5 27. e4 Nc2 28. Rf1 {Teplyi,I (2408)
-Andersen,M (2385) Borup 2010 1/2-1/2 (41)}) ({RR} 13... Qf5 14. Nb5 Rac8 15.
h3 Bxh3 16. e4 Qh5 17. Bxh3 Qxh3 18. d5 Bxb2 19. Qxb2 a6 20. dxc6 axb5 21. cxb7
Rb8 22. Qe5 Rxb7 23. Qxb5 Qd7 24. Qc5 Qd6 25. Qe3 e5 26. Rac1 Rd8 27. Rc5 f6
28. Rec1 {Leitao,R (2628)-Mekhitarian,K (2499) Fortaleza 2010 1-0 (40)}) 14.
Ne4 e5 15. h3 Bxf3 16. Qxf3 exd4 17. Nf6+ Kh8 18. exd4 Qf5 19. Qxf5 gxf5 20. d5
Nb4 21. Re7 N4xd5 22. Rxf7 Nxf6 23. Bxf6 Bxf6 24. Rxf6 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "E20"]
[PlyCount "178"]
[EventDate "2010.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 d5 5. Nf3 O-O 6. Bg2 dxc4 7. O-O Nc6 8. e3
Rb8 9. Qe2 Na5 $146 ({RR} 9... b5 10. Rd1 Nd5 11. Bd2 Nxc3 12. bxc3 Bd6 13. a4
a6 14. axb5 axb5 15. e4 e5 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. f4 Bd6 19. Be3 Qe7
20. Qf2 f6 21. Ra7 Bd7 22. h3 Kh8 23. Kh2 b4 24. cxb4 {Ghitescu,T (2425)
-Pokojowczyk,J (2450) Berlin East 1982 1/2-1/2 (41)}) ({RR} 9... b5 10. Rd1 Qe7
11. e4 e5 12. Bg5 Bxc3 13. bxc3 h6 14. Bc1 exd4 15. Nxd4 Ne5 16. a4 a6 17. Bf4
Bg4 18. Nf5 Qc5 19. Qd2 Bxf5 20. exf5 Nd3 21. Qe3 Qxf5 22. Bxc7 Rbc8 23. Ba5
Rfe8 24. Qf3 {Wojtaszek,R (2597)-Arutinian,D (2532) Turin 2006 0-1 (32)}) ({RR
} 9... b5 10. Rd1 Qe7 11. e4 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Bf4 Qe7 15. e5
Bxc3 16. bxc3 Bg4 17. f3 Bf5 18. Qe3 Nd7 19. e6 Nb6 20. exf7+ Rxf7 21. Qd4 Re8
22. g4 Bd3 23. Re1 Qxe1+ 24. Rxe1 {Dinstuhl,V (2380)-Schulze,L (2279) Bremen
GER 2023 1-0 (31)}) ({RR} 9... b5 10. Rd1 Nd5 11. Bd2 Nxc3 12. bxc3 Ba3 13. Ne1
Qe8 14. Nc2 Bd6 15. a4 a6 16. axb5 axb5 17. Rdb1 e5 18. e4 f6 19. Rxb5 Rxb5 20.
Qxc4+ Kh8 21. Qxb5 Bd7 22. Qc4 Ne7 23. Ne3 Nc8 24. Ra8 {Speelman,J (2550)
-Wirthensohn,H (2435) Luzern 1982 0-1 (40)}) 10. e4 b5 11. Rd1 Bb7 12. Ne5 a6
13. Bf4 Qe7 14. Bg5 Qd8 15. d5 Qd6 16. Bxf6 gxf6 17. Ng4 Qe7 18. Qf3 Bd6 19.
Nxf6+ Kh8 20. Nxh7 Kxh7 21. e5 Bxe5 22. Qh5+ Kg7 23. Qxe5+ f6 24. Qe2 e5 25.
Rd4 Bc8 26. Re1 Nb7 27. Rh4 Bd7 28. f4 Rbe8 29. d6 Nxd6 30. Nd5 Qf7 31. Nxc7
exf4 32. Nxe8+ Rxe8 33. Qd2 Rxe1+ 34. Qxe1 Bf5 35. Rxf4 Bg6 36. h4 Qc7 37. Kh2
Nf7 38. Qe6 Qe5 39. Qxe5 Nxe5 40. Be4 Bf7 41. a3 a5 42. Kg2 b4 43. axb4 axb4
44. Rf1 Nd7 45. Kf2 Nc5 46. Ke3 Na4 47. Rf2 c3 48. bxc3 Nxc3 49. Kd4 Nxe4 50.
Kxe4 b3 51. Rd2 Kh6 52. Kd4 Kh5 53. Rf2 Kg4 54. Kc3 Kxg3 55. Rxf6 Bh5 56. Kxb3
Kxh4 57. Kc3 Kg5 58. Rd6 Bg6 59. Kd4 Bf5 60. Ke5 Bc2 61. Rd2 Bb3 62. Rd3 Bc4
63. Rc3 Ba2 64. Rc2 Bb3 65. Rg2+ Kh6 66. Kf6 Kh7 67. Rh2+ Kg8 68. Rb2 Bc4 69.
Rb4 Bd5 70. Rg4+ Kh8 71. Kg6 Bb3 72. Rg2 Bc4 73. Rh2+ Kg8 74. Rd2 Kh8 75. Rd7
Bb3 76. Rg7 Bc4 77. Kh6 Bb3 78. Kg6 Bc2+ 79. Kf7 Bb3+ 80. Kf8 Bc2 81. Rg3 Be4
82. Kf7 Bd5+ 83. Kf6 Ba2 84. Rh3+ Kg8 85. Ra3 Bd5 86. Ra5 Bc4 87. Ra7 Kh8 88.
Rc7 Ba2 89. Rd7 Bb3 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "10"]
[White "Shumyatsky, Victor"]
[Black "Milos Jr, Gilberto"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "153"]
[EventDate "2010.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4
O-O 9. a4 Qc7 10. Be3 b6 11. Bf3 Bb7 12. g4 Nc6 13. Nb3 Nd7 ({RR} 13... d5 14.
e5 Nd7 15. g5 Rfd8 16. Nd4 Nf8 17. Nce2 Ng6 18. Qe1 Bc5 19. c3 Nge7 20. Bg4
Bxd4 21. Nxd4 Ng6 22. Qf2 Nf8 23. Nxc6 Qxc6 24. Bd4 Rd7 25. h4 a5 26. h5 g6 27.
Rfd1 b5 28. axb5 {Faizulaev,A (2398)-Davudov,T (1868) Moscow RUS 2022 1-0 (68)}
) 14. g5 Nb4 ({RR} 14... Rfe8 15. Bg2 Bf8 16. Qh5 Nb4 17. Rac1 g6 18. Qh4 Bg7
19. Rf3 Rab8 20. Rh3 Nf8 21. Nd1 Na2 22. Ra1 Qxc2 23. Nd4 Qc4 24. b3 Qb4 25.
Nc2 Qxb3 26. Bd4 Qxc2 27. Bxg7 Kxg7 28. Ne3 Qb2 29. Rxa2 {Chandra,A (2318)-Le,
Q (2712) Saint Louis 2013 0-1 (37)}) 15. Rf2 $146 ({RR} 15. Rc1 Rad8 16. Qe1
Nc5 17. Nxc5 dxc5 18. Qh4 f6 19. Bg4 Bc8 20. Qh3 f5 21. exf5 exf5 22. Bh5 Nc6
23. g6 h6 24. Be2 Nd4 25. Bc4+ Kh8 26. Nd5 Rxd5 27. Bxd5 Ne2+ 28. Kf2 Nxc1 29.
Rxc1 Qd6 {Xing,J-Vassilkova,S Oropesa del Mar 1998 1/2-1/2 (38)}) ({RR} 15. f5
Rfe8 16. fxe6 fxe6 17. Nd4 Bf8 18. Bh5 g6 19. Bg4 Nc5 20. Rf6 Bc8 21. Qf3 e5
22. Rf1 Bxg4 23. Qxg4 exd4 24. Bxd4 Bg7 25. h4 Rf8 26. h5 gxh5 27. Qxh5 Bxf6
28. gxf6 Qf7 29. Qf3 Nxc2 {Calzolari,G (1890)-Marelli,M (2256) Monza 2005 0-1 
(43)}) 15... Rfe8 16. Rd2 Bf8 17. Qf1 Nc5 18. Qf2 Rac8 19. Rad1 Qb8 20. Bg2 Ba8
21. Kh1 g6 22. Bd4 Nxc2 23. Rxc2 Nxb3 24. Bxb6 Rc4 25. a5 Bg7 26. Re2 Bxc3 27.
bxc3 Rxc3 28. Re3 Qc8 29. Rxc3 Qxc3 30. Qf3 Qb2 31. Qd3 Nc5 32. Bxc5 dxc5 33.
Qxa6 e5 34. fxe5 Qxe5 35. Qf6 Qc7 36. Qb6 Qf4 37. Qf6 Qc7 38. Qb6 Qc8 39. a6 c4
40. a7 c3 41. Rc1 c2 42. Qf2 Qd7 43. Qxc2 Qxa7 44. Rf1 Qe7 45. Qc4 Bxe4 46.
Bxe4 Qxe4+ 47. Qxe4 Rxe4 48. h3 Re2 49. Rf4 Kg7 50. Kg1 Re5 51. h4 Re2 52. Kf1
Ra2 53. Kg1 Ra7 54. Kg2 h6 55. Rb4 Ra5 56. Rg4 Re5 57. Kf3 Kf8 58. Rg1 Ra5 59.
Kg4 Ra4+ 60. Kg3 Ra3+ 61. Kh2 hxg5 62. hxg5 Re3 63. Ra1 Re5 64. Rg1 Ke7 65. Kh3
Ke6 66. Kg4 Re4+ 67. Kg3 Re5 68. Kf4 Re2 69. Ra1 Rf2+ 70. Kg4 Ke5 71. Ra5+ Ke4
72. Ra4+ Ke3 73. Ra3+ Ke2 74. Ra2+ Kf1 75. Rxf2+ Kxf2 76. Kf4 Kg2 77. Kg4
1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "10"]
[White "Vescovi, Giovanni"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "107"]
[EventDate "2010.??.??"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nbxd2 O-O
8. O-O d6 9. e4 e5 10. d5 Nb8 11. Ne1 a5 12. Nc2 Na6 13. Ne3 Nc5 14. b3 c6 15.
a3 Bd7 $146 ({RR} 15... cxd5 16. cxd5 Bd7 17. b4 axb4 18. axb4 Na6 19. f4 Nxb4
20. Rxa8 Rxa8 21. Qb3 exf4 22. gxf4 Ra4 23. Nec4 Bb5 24. Nb2 Bxf1 25. Nxf1 b5
26. Nxa4 Qa7+ 27. Qe3 Qxe3+ 28. Nxe3 bxa4 29. Nc4 Kf8 30. Kf2 {Manninen,M 
(2450)-Kiik,K (2395) Debrecen 1992 0-1 (40)}) 16. Qe2 Rfc8 17. Rfc1 g6 18. Nd1
cxd5 19. cxd5 b5 20. b4 axb4 21. axb4 Na4 22. Nb3 Qd8 23. Na5 Qb6 24. Qe3 Qxe3
25. Nxe3 Nc3 26. Rc2 Ncxe4 27. Rac1 Ng5 28. h4 Nh3+ 29. Kh2 Nxf2 30. Rxf2 Rxc1
31. Rxf6 Ra6 32. Nb7 Ra3 33. Nf1 Ra2 34. Kg1 Rcc2 35. Be4 Re2 36. Nxd6 Bg4 37.
Bh1 Ra6 38. Ne4 Ra1 39. Nf2 Bd7 40. Rd6 Bf5 41. g4 Ree1 42. Bg2 e4 43. gxf5 e3
44. Ng4 gxf5 45. Nh6+ Kf8 46. Nxf5 Ke8 47. Ng7+ Kf8 48. Nf5 Ke8 49. N5xe3 Rxe3
50. Rb6 Rb3 51. Rxb5 Rab1 52. d6 Rxb4 53. Bc6+ Kf8 54. d7 1-0

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "11"]
[White "Barreto Filho, Carlos A"]
[Black "Gonzalez, Bolivar"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "24"]
[EventDate "2010.??.??"]

1. e4 {Horvath,Ta} c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7.
Bg5 a6 8. Na3 b5 9. Nd5 Qa5+ 10. Bd2 Qd8 11. c4 bxc4 ({RR} 11... b4 12. Nc2 ({
RR} 12. Nxf6+ Qxf6 13. Bd3 Be7) ({RR} 12. Nxb4 Nxb4 13. Bxb4 Nxe4 14. Qd5 Qb6
15. Qxa8 Qxb4+ 16. Ke2 Qxb2+ 17. Kf3 Qxa3+ 18. Kxe4 f5+ 19. Kd5 Qc5#) 12... a5
13. a3 ({RR} 13. b3) 13... b3 14. Nxf6+ Qxf6 15. Ne3 a4 16. Nd5 Qd8 17. Be3 Rb8
18. Nc3 Bd7 19. Be2 ({RR} 19. Nxa4 Nd4 20. Bxd4 exd4) 19... Be7 20. Bg4 Be6 21.
Bxe6 fxe6 22. Qg4 Kf7 23. O-O h5 24. Qd1 Na5 25. Qe2 Rc8 26. c5 {Polgar,S 
(2495)-Manor,I (2510) Tel Aviv 1996 CBM 053 [Horvath,Ta] 0-1 (59)}) ({RR} 11...
Nxe4 12. cxb5 Be6 13. Bc4 Ne7 14. O-O Bxd5 15. Ba5 ({RR} 15. Bxd5) 15... Qxa5
16. Bxd5 Rc8 17. Bxe4 d5 18. Bc2 axb5 19. Nxb5 Rxc2 20. Nd6+ Kd7 21. Nxf7) ({RR
} 11... b4 12. Nxb4 Nxb4 13. Bxb4 Rb8 14. Nc2 Nxe4 15. Bd3 Nc5 16. O-O Be7 17.
Ba3 O-O 18. Be2 Na4 19. Rb1 Bf5 20. Bd3 Nc3 21. bxc3 Rxb1 22. Qxb1 Bxd3 23. Rd1
e4 24. Qb3 Qc8 25. Ne3 Rd8 26. Qb6 {Ismayilov,O (2139)-Gasimov,P (2303) Baku
AZE 2022 0-1 (44)}) 12. Nxc4 Nxe4 $146 ({RR} 12... Nxd5 13. exd5 Nd4 14. Ba5
Qh4 15. Bd3 Bg4 16. Qa4+ Bd7 17. Qb4 Bb5 18. O-O Be7 19. Nxd6+ Kf8 20. Bxb5
axb5 21. Qc5 Nf5 22. Qc6 Bxd6 23. Qxa8+ Ke7 24. Qxh8 f6 25. Qd8+ Kf7 26. Qd7+
Kg6 27. Qe8+ {Varadi,V-Dobai,S Miskolc 1997 1-0 (34)}) 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "11"]
[White "El Debs, Felipe"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E03"]
[PlyCount "58"]
[EventDate "2010.??.??"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Qxc4 b5 8.
Qc6 Rb8 9. Bf4 Nd5 10. Bg5 Be7 11. Bxe7 Qxe7 12. O-O Bb7 13. Qc2 c5 14. dxc5
Nxc5 15. Nbd2 ({RR} 15. Nc3 O-O 16. Nxd5 Bxd5 17. Rfc1 Na4 18. Ne5 Bxg2 19.
Kxg2 Qb7+ 20. Kg1 Rbc8 21. Qd2 h6 22. Nd3 Qd5 23. Rc2 Nb6 24. Rxc8 Rxc8 25. b3
Qd6 26. Rc1 Rxc1+ 27. Qxc1 Kf8 28. Nc5 Nd5 29. Ne4 Qb6 {Portisch,L (2630)
-Huebner,R (2620) Turin 1982 1/2-1/2 (37)}) 15... O-O 16. Rac1 Rbc8 17. Qb1
$146 ({RR} 17. a3 Na4 18. Qb1 b4 19. axb4 Qxb4 20. Qe4 Rfd8 21. Rxc8 Rxc8 22.
Ra1 Bc6 23. Qxb4 Nxb4 24. Nd4 Bd7 25. f4 Nxb2 26. Bb7 Rb8 27. Bxa6 h5 28. Nc4
Nxa6 29. Nxb2 Nc5 30. Nc4 f6 31. Rc1 Ne4 {Fernandes,A (2415)-Van Wely,L (2655)
San Sebastian 2009 0-1 (74)}) 17... Rfd8 18. Rfd1 Nf6 19. Ne5 Bxg2 20. Kxg2
Qb7+ 21. Ndf3 Rxd1 22. Rxd1 Na4 23. Rc1 h6 24. Rc2 Rc5 25. Nd3 Rxc2 26. Qxc2
Ne4 27. Kg1 Nb6 28. Nfe5 Nd5 29. Qc6 Qxc6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "11"]
[White "Matsuura, Everaldo"]
[Black "Shumyatsky, Victor"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "44"]
[EventDate "2010.??.??"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6
Qxd6 9. O-O Be6 10. Na3 Bxb3 11. Qxb3 e6 12. Nb5 Qd7 13. Nbxd4 Nxd4 14. Nxd4
Bc5 15. Rd1 O-O 16. Be3 Qe7 17. Nc2 Nd5 18. Bxc5 Qxc5 19. Rd4 $146 ({RR} 19.
Nd4 Rab8 20. Qb5 Qc7 21. Qe2 Rfd8 22. Nf3 b5 23. Qe5 Qxe5 24. Nxe5 Rdc8 25. g3
f6 26. Nd3 Rc4 27. Nb4 Nxb4 28. cxb4 Rxb4 29. Rd7 a5 30. b3 a4 31. Rc1 axb3 32.
Rcc7 Rg4 33. axb3 h5 {Kuntz,P (2207)-Chernuschevich,A (2477) France 2001 0-1 
(45)}) 19... Rfd8 20. Rad1 Qc7 21. c4 Nb6 22. Ne3 Rxd4 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "11"]
[White "Milos Jr, Gilberto"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "C92"]
[PlyCount "26"]
[EventDate "2010.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Ng5 Rf8 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "11"]
[White "Reis, Paulo Jatoba"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "A37"]
[PlyCount "26"]
[EventDate "2010.??.??"]

1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. Nf3 e5 6. O-O d6 7. a3 a5 8. d3 Nge7
9. Bd2 O-O 10. Rb1 Rb8 11. Qa4 b6 ({RR} 11... Bd7 12. Nb5 d5 13. Qc2 b6 14. b4
axb4 15. axb4 dxc4 16. Qxc4 Nd4 17. Nbxd4 cxd4 18. Rfc1 Be6 19. Qb5 f6 20. Rc2
Qe8 21. Qa6 Qd7 22. Rbc1 Nd5 23. Qa3 Ra8 24. Qb2 Rfc8 25. Ne1 Rxc2 26. Qxc2 {
Mamedyarov,S (2757)-Nisipeanu,L (2689) France 2007 1/2-1/2 (55)}) ({RR} 11...
h6 12. Rfc1 f5 13. Qd1 Be6 14. Ne1 g5 15. Nc2 f4 16. b4 b6 17. Ne4 Nd4 18. Nxd4
cxd4 19. bxa5 bxa5 20. Rxb8 Qxb8 21. Bxa5 d5 22. Nc5 Bf7 23. Bb4 Qa7 24. Qa4
Ra8 25. Qd7 Qxd7 26. Nxd7 {Thompson,I (2064)-Lilliehook,V (1882) Stavanger NOR
2023 1-0 (100)}) 12. Rfc1 Bd7 $146 ({RR} 12... h6 13. Ne1 Bd7 14. Qd1 Be6 15.
Nc2 d5 16. cxd5 Nxd5 17. Nxd5 Bxd5 18. Bxd5 Qxd5 19. b4 cxb4 20. axb4 e4 21.
Ne3 Qe6 22. dxe4 Qxe4 23. Qc2 Qxc2 24. Nxc2 {1/2-1/2 (24) Dizdarevic,E (2527)
-Oral,T (2541) Batumi 1999}) 13. Qd1 h6 1/2-1/2

[Event "BRA ch"]
[Site "Americana"]
[Date "2010.11.??"]
[Round "11"]
[White "di Berardino, Diego"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "D10"]
[PlyCount "38"]
[EventDate "2010.??.??"]

1. d4 {Marin,M} d5 2. c4 c6 3. Nc3 dxc4 4. e3 b5 5. a4 b4 6. Ne4 Qd5 7. Nd2 Ba6
({RR} 7... c3 8. Ndf3 ({RR} 8. bxc3) 8... Qa5 ({RR} 8... cxb2 9. Bxb2) 9. Ne5
Nf6 10. Ngf3 e6 11. Bd3 Ba6 12. bxc3 bxc3 13. O-O Nbd7 ({RR} 13... Be7 14. Ba3
Bxa3) 14. Nxc6 Qb6 15. Nfe5 Bb7 16. a5 Qc7 17. Qa4 Bd6 18. a6 Bxc6 19. Qxc6 O-O
({RR} 19... Rc8 20. Qxc7 Bxc7 ({RR} 20... Rxc7 21. Nc4 Be7 22. Na3) 21. f4) 20.
Qxc7 Bxc7 21. Nxd7 Nxd7 22. Ba3 {Mamedyarov,S (2743)-Nakamura,H (2787) Tromsoe
2014 CBM 162 [Marin,M] 1-0 (41)} {RR} Rfc8 23. Be4 Rab8 24. Bb7) 8. Qc2 Nf6 ({
RR} 8... c3 9. bxc3 Bxf1 10. Kxf1 e6 11. Ngf3 Nf6 12. Ke2 Be7 13. cxb4 Bxb4 14.
Ba3 Na6 15. Rhc1 Bxa3 16. Rxa3 Nb4 17. Qc5 Qxc5 18. Rxc5 Nd7 19. Rc1 Ke7 20. a5
Rab8 21. Rc4 Rb5 22. Ne4 Rhb8 23. Nc3 {Kryakvin,D (2471)-Hasangatin,R (2457)
Sevastopol UKR 2023 1/2-1/2 (47)}) 9. Nxc4 Nbd7 $146 ({RR} 9... c5 10. Be2 cxd4
11. Bf3 d3 12. Bxd5 dxc2 13. Bxa8 Bxc4 14. Nf3 e6 15. Kd2 Ng4 16. Kxc2 Nxf2 17.
b3 Bd3+ 18. Kd2 Na6 19. Bc6+ Ke7 20. Ne5 Bf5 21. Rf1 Nc5 22. Rxf2 f6 23. e4
fxe5 24. exf5 {Kiriakov,P (2555)-Hasangatin,R (2501) Dos Hermanas 2004 0-1 (48)
}) 10. Nf3 c5 11. b3 cxd4 12. Nxd4 Rc8 13. Bb2 e6 14. Nb5 Bxb5 15. axb5 Bc5 16.
Bd3 O-O 17. O-O Qh5 18. Be2 Qg5 19. g3 Nd5 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "1"]
[White "Barbosa, Evandro Amorim"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "B19"]
[PlyCount "78"]
[EventDate "2011.??.??"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Ne4 Nxe4 14. Qxe4
Nf6 15. Qd3 O-O 16. g4 Nxg4 17. Rhg1 f5 18. Qe2 Kh7 19. Ne5 Nxe5 20. dxe5 Qe8
21. Rg6 Qf7 $146 ({RR} 21... Rd8 22. Rdg1 Qf7 23. Qe3 Bg5 24. f4 Bh4 25. Qh3
Be7 26. Rxg7+ Qxg7 27. Rxg7+ Kxg7 28. Qg2+ Kh8 29. Qg6 Bc5 30. Qxh6+ Kg8 31.
Qxe6+ Kh8 32. Qh6+ Kg8 33. Qg6+ Kh8 34. e6 {1-0 (34) Jussupow,N (2134)-Boehm,U
(2034) Bayern 2015}) 22. Qc4 Rad8 23. Qxe6 Qxe6 24. Rxe6 Bc5 25. Rf1 Rfe8 26.
Rxe8 Rxe8 27. Bc3 g6 28. b4 Be7 29. hxg6+ Kxg6 30. Rg1+ Kf7 31. f4 h5 32. Bd4
h4 33. a3 Ke6 34. c4 Rd8 35. Bb2 Rd3 36. Rg6+ Kf7 37. Rh6 Kg7 38. Rh5 Kg6 39.
Rh8 Rd8 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "1"]
[White "Fier, Alexandr"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]
[ECO "E97"]
[PlyCount "103"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. b4 Nh5 10. Re1 a5 11. bxa5 Rxa5 12. a4 Nf4 ({RR} 12... Ra8 13. Ba3 Nf4
14. Bf1 b6 15. Nd2 Kh8 16. Nb5 f5 17. Bb4 Bd7 18. g3 Nh5 19. a5 bxa5 20. Bxa5
Bxb5 21. cxb5 Bh6 22. Qc2 Bxd2 23. Bxd2 Rxa1 24. Rxa1 fxe4 25. Qxe4 Nf6 26. Qc4
Nexd5 27. Bg5 {Radjabov,T (2713)-Ivanchuk,V (2731) Beijing 2013 1/2-1/2 (39)})
({RR} 12... c5 13. Ra3 Ra6 14. Bd2 h6 15. Nb5 Nf4 16. Bf1 g5 17. Bc3 Neg6 18.
Nd2 Kh7 19. Bb2 g4 20. Bc1 Bd7 21. Nb3 Qe7 22. Be3 f5 23. exf5 Bxf5 24. Nd2 Qf7
25. Nc3 Bc8 26. Nde4 Nh4 27. Nb5 {Eren,A (2204)-Pranav,A (2463) Novi Sad SRB
2022 0-1 (74)}) 13. Ba3 f5 14. Bb4 Nxe2+ $146 ({RR} 14... Ra8 15. Bf1 fxe4 16.
Nxe4 Bg4 17. Ra3 b6 18. h3 Bxf3 19. Rxf3 Qd7 20. Ra3 Kh8 21. g3 Nxh3+ 22. Bxh3
Qxh3 23. g4 Qh4 24. Kg2 Ng8 25. Rh3 Qe7 26. Reh1 h6 27. Bd2 Rf4 28. Bxf4 exf4
29. Qd3 {Pelletier,Y (2588)-Borner,D (2159) Zuerich 2014 1-0 (31)}) 15. Qxe2
Ra6 16. c5 fxe4 17. Nd2 Nf5 18. Ndxe4 Nd4 19. Qb2 Bf5 20. cxd6 cxd6 21. Nb5
Nxb5 22. axb5 Rxa1 23. Qxa1 Bxe4 24. Rxe4 Qc7 25. Qd1 Ra8 26. g3 Bf8 27. Qb3
Ra1+ 28. Kg2 Rc1 29. Bd2 Rc2 30. Be3 Rc3 31. Qd1 Rc4 32. Qg4 Rxe4 33. Qxe4 Qd7
34. Qc4 Be7 35. g4 Bd8 36. h3 Kf7 37. Kf3 Ke8 38. Ke2 Qc7 39. Qb3 Qa5 40. b6
Kd7 41. Kf3 Ke8 42. Kg3 Kd7 43. h4 Ke8 44. Kg2 Qa6 45. h5 Qa5 46. Kh2 Kf7 47.
h6 Ke8 48. Kg2 Kd7 49. Kh3 Ke8 50. f4 exf4 51. Bxf4 Qe1 52. Qe3+ 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "1"]
[White "Leitao, Rafael"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "E32"]
[PlyCount "85"]
[EventDate "2011.??.??"]

1. d4 {Kasimdzhanov,R} Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3
b5 7. cxb5 c6 8. Qg3 ({RR} 8. Qd3 d5 ({RR} 8... cxb5 9. e4) 9. Bg5 cxb5 10. Nf3
a5 11. e3 ({RR} 11. Ne5 Qb6 12. Bxf6 gxf6 13. Qg3+ Kh8 14. Nf3 b4 15. e3 bxa3
16. Qh4 axb2 17. Qxf6+ Kg8) 11... Ba6 12. b4 axb4 13. axb4 Nc6 ({RR} 13... Qd6
14. Bxf6 ({RR} 14. Rb1 Ne4 15. Bf4 Qe7 16. Nd2 Nc6) 14... Qxb4+ 15. Qd2 Qxd2+
16. Kxd2 gxf6 17. Bxb5 Bb7 18. Rxa8 Bxa8 19. Rc1 Bb7 20. Ne1 ({RR} 20. Rc7 Ba6
21. Bxa6 ({RR} 21. Ba4 Bc4 22. Rb7 Na6 23. Kc3 Rc8 24. Bd7 Rc7 25. Rxc7 Nxc7
26. Kb4 Kf8) 21... Nxa6 22. Rb7 Rb8 23. Rxb8+ Nxb8 24. Kc3 Nc6) 20... Rc8 ({RR
} 20... Ba6 21. Ba4) 21. Rxc8+ Bxc8 22. Kc3 Kf8 23. Kb4 Ke7 24. Kc5 Ba6 25. Bd3
({RR} 25. Bxa6 Nxa6+ 26. Kb6 Nb4) ({RR} 25. g4 Bxb5 26. Kxb5 Kd6 27. Nd3 Nc6)
25... Bxd3 26. Nxd3) 14. Rb1 Qd6 ({RR} 14... Nxb4 15. Rxb4 Qa5 16. Qb1 Ne4 17.
Bd3 ({RR} 17. Be7 Rfc8 18. Bd3 Ra7 19. Bc5 Rxc5 20. dxc5 Nc3 21. Qb2 Na2 22.
O-O Nxb4) 17... Nc3 18. Qb2 Na2 19. Be7) 15. Bxf6 gxf6 16. Qd2 Rfb8 ({RR} 16...
e5 17. Be2 Kh8 18. O-O Rg8 19. Rfc1) 17. Bd3 ({RR} 17. Be2 Bc8 18. Bd1 e5 19.
O-O Bf5 20. Rb2 Be4) 17... Bc8 18. O-O ({RR} 18. e4 dxe4 19. Bxe4 Kg7 20. O-O
Bb7 21. Rb3 Ne7) 18... Ra4 19. e4 ({RR} 19. Rfc1 Rxb4 20. Rxb4 Nxb4 21. Bxb5
Rxb5 22. Rxc8+ Kg7) 19... dxe4 20. Bxe4 Ne7 21. Rfc1 Kg7 ({RR} 21... Bb7 22.
Bxb7 Rxb7 23. Qh6 Rxb4 24. Rxb4 Qxb4 25. Qxf6 Qb2 26. Qg5+ Ng6 27. h4) 22. Rc5
Nd5 {Kasimdzhanov,R (2672)-Naiditsch,A (2676) Fuegen 2006 CBM 115 
[Kasimdzhanov,R] 1-0} ({RR} 22... Ng6 23. Rh5) ({RR} 22... f5 23. Qg5+ ({RR} 
23. Bd3 Bd7 24. Ne5 Be8) 23... Ng6 24. Bc6 Bd7 25. Bxd7 ({RR} 25. d5 Rxb4)
25... Qxd7 26. d5) {RR} 23. Ne5 fxe5 24. Qg5+ Kf8 ({RR} 24... Kh8 25. Qh6 f5
26. Bxd5) 25. dxe5 Qe7 26. Qh6+ Ke8 27. Qxh7 Rxb4 28. Rbc1 Bd7) ({RR} 8. Bg5
cxb5 9. e3 Bb7 10. Nf3 a6) ({RR} 8. a4 cxb5 9. axb5 Bb7 10. Nf3 d6 11. e3 Nbd7
12. Be2 Ne4 13. Qa3 Nb6 14. O-O f5 15. Nd2 Qg5 16. f3 Nxd2 17. Bxd2 Rfd8 18.
Rac1 Nd5 19. Qd3 Qe7 20. e4 fxe4 21. fxe4 Nf6 22. Bg5 e5 {Ambartsumova,K (2418)
-Araz,B (2390) chess.com INT 2023 1/2-1/2 (45)}) 8... cxb5 9. Bh6 Ne8 10. e4 f5
$146 ({RR} 10... Nc6 11. Nf3 Ne7 12. Nd2 d5 13. Bd3 dxe4 14. Bxe4 Nf5 15. Qd3
Rb8 16. Bf4 Ned6 17. O-O Rb6 18. Rfd1 Nxe4 19. Nxe4 Bb7 20. Nc5 Ba8 21. Rac1
Qd5 22. f3 Rc6 23. Be3 a6 24. Bf2 Rfc8 25. h3 {Gomez Esteban,J (2486)
-Argandona Riveiro,I (2396) Elgoibar 2006 1-0 (66)}) 11. exf5 Nc6 12. Rd1 Bb7
13. Bg5 Nf6 14. d5 exd5 15. Bd3 Qe8+ 16. Ne2 Ne4 17. Bxe4 Qxe4 18. Be3 d4 19.
Nxd4 Nxd4 20. Rxd4 Qb1+ 21. Rd1 Qxf5 22. O-O Rf6 23. f3 a5 24. Rd6 Rxd6 25.
Qxd6 Bc6 26. Bd2 Qd5 27. Qxd5+ Bxd5 28. Bc3 a4 29. Re1 Kf7 30. Re5 Bc6 31. Rh5
Kg8 32. Rg5 g6 33. h4 Re8 34. h5 Kf7 35. Kf2 Re6 36. Rg4 h6 37. Rf4+ Kg8 38.
hxg6 Rxg6 39. Rh4 Bd5 40. g4 Kh7 41. f4 Bf7 42. f5 Rc6 43. g5 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "1"]
[White "Matsuura, Everaldo"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B34"]
[PlyCount "84"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Bd3 a6 8.
O-O d6 9. Qe2 ({RR} 9. Kh1 Qc7 10. f4 b5 11. a3 Be7 12. Qf3 O-O 13. Bd2 Rb8 14.
Rae1 b4 15. Nd5 exd5 16. exd5 Na7 17. axb4 Bb7 18. c4 Rbe8 19. Bc3 Bd8 20. Qg3
Rxe1 21. Rxe1 g6 {1/2-1/2 (21) Matsuura,E (2463)-Van der Wiel,J (2504) Sao
Paulo 2008}) 9... g6 $146 ({RR} 9... Be7 10. Kh1 Qc7 11. f4 b5 12. a3 O-O 13.
Bd2 Bb7 14. Rae1 b4 15. axb4 Nxb4 16. Nd4 Nxd3 17. cxd3 Nd7 18. f5 Bf6 19. Be3
Rae8 20. Qh5 g6 21. Qh3 exf5 22. exf5 Re7 23. fxg6 hxg6 24. Nf5 {Schumi,M 
(2225)-Lutz,C (2375) Budapest 1989 1/2-1/2 (50)}) ({RR} 9... Be7 10. Kh1 Qc7
11. Bd2 O-O 12. f4 b5 13. a4 b4 14. Nd1 Bb7 15. Nf2 Rfe8 16. Rae1 Bf8 17. Nh3
g6 18. Ng5 Bg7 19. Qf2 Re7 20. Qh4 h6 21. Nf3 Rae8 22. Bc1 Qd8 23. e5 Nd5 24.
Nbd2 {Kokarev,D (2618)-Inarkiev,E (2689) Moscow 2012 1/2-1/2 (60)}) ({RR} 9...
Be7 10. Kh1 Qc7 11. a4 b6 12. f4 Bb7 13. Be3 O-O 14. Rf3 Nb4 15. Rh3 g6 16. Rf1
Rfe8 17. f5 Nxd3 18. cxd3 exf5 19. exf5 Bd8 20. Qd2 Qd7 21. Bd4 Ng4 22. Rg3 h5
23. h3 Bh4 24. Rxg4 {Bacrot,E (2683)-Nenezic,M (2499) Zagreb CRO 2023 1-0}) ({
RR} 9... Be7 10. Kh1 O-O 11. f4 Qc7 12. Bd2 b5 13. a3 Bb7 14. Rae1 Nd7 15. Nd5
exd5 16. exd5 Bf6 17. dxc6 Bxc6 18. Na5 Bxb2 19. Bb4 Nc5 20. c3 Rae8 21. Qc2
Nxd3 22. Qxd3 Ba8 23. Nb3 Qc4 24. Qc2 {Munoz Sanchez,M (2388)-Granda Zuniga,J 
(2599) Salinas 2005 1/2-1/2 (36)}) 10. Bf4 Qc7 11. Rad1 b6 12. h3 Bb7 13. Qe3
Bg7 14. Be2 Ne5 15. Rd4 O-O 16. Rfd1 Ne8 17. Bh6 b5 18. Bxg7 Kxg7 19. f4 Nd7
20. e5 d5 21. R4d2 b4 22. Ne4 a5 23. Ng3 Ba6 24. Nd4 Bxe2 25. Rxe2 Kg8 26. f5
exf5 27. Ngxf5 gxf5 28. e6 f4 29. Qf2 fxe6 30. Nxe6 Qd6 31. Nxf8 Nxf8 32. Qd4
Nc7 33. Rde1 Nfe6 34. Qf6 Rf8 35. Qh6 f3 36. gxf3 Kh8 37. Rxe6 Qg3+ 38. Kh1
Qxf3+ 39. Kh2 Qf2+ 40. Kh1 Qf3+ 41. Kh2 Nxe6 42. Qxe6 Qf2+ 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "1"]
[White "Santiago, Yago"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "C16"]
[PlyCount "123"]
[EventDate "2011.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Nf3 Ba6 8.
Bxa6 Nxa6 9. Qe2 ({RR} 9. Bg5 Nb8 10. O-O Qd7 11. Qd3 O-O 12. Bxe7 Qxe7 13. c4
dxc4 14. Qxc4 c5 15. dxc5 Qxc5 16. Qxc5 bxc5 17. Rab1 Nc6 18. Rb5 Nd4 19. Nxd4
cxd4 20. Rd1 Rfc8 21. Rxd4 Rxc2 22. g3 Rc7 23. Kg2 g6 {Sokolov,A (2567)-Bauer,
C (2528) France 1999 1/2-1/2}) 9... Nb8 10. a4 Qc8 $146 ({RR} 10... Nbc6 11. h4
Qd7 12. h5 h6 13. Ba3 Na5 14. Bb4 Nc4 15. Nd2 Nxd2 16. Qxd2 O-O 17. g4 f6 18.
Rg1 Kh8 19. f4 Rac8 20. Qe3 fxe5 21. fxe5 c5 22. dxc5 Nc6 23. g5 d4 24. Qg3
hxg5 25. O-O-O {Balcerak,J (2250)-Mueller,H (2280) Germany 1995 0-1 (32)}) ({RR
} 10... Nbc6 11. c4 Na5 12. cxd5 Qxd5 13. Ba3 Nec6 14. c3 Nc4 15. O-O Nxa3 16.
Rxa3 Na5 17. Nd2 O-O 18. Ne4 Nc4 19. Raa1 Rfd8 20. Rad1 h6 21. Qg4 Kf8 22. Ng3
Nb2 23. Rde1 Nxa4 24. Re3 g6 25. Qh4 {Sharapov,E (2375)-Hambleton,A (2420)
chess.com INT 2023 1-0 (36)}) 11. O-O Qa6 12. Qe3 Nf5 13. Qf4 Qe2 14. g4 Nh6
15. Bd2 Nc6 16. Rfe1 Qc4 17. Qg5 Rg8 18. Nh4 Kd7 19. Ng2 Ne7 20. Ne3 Qc6 21. f4
Raf8 22. c4 f6 23. exf6 Rxf6 24. Bb4 Nf7 25. Qh5 Nd6 26. Qxh7 Rh6 27. Qd3 dxc4
28. Qe2 Rgh8 29. Nf1 Nd5 30. Bd2 c3 31. Bc1 Qc4 32. Qxc4 Nxc4 33. f5 Rh4 34.
fxe6+ Kd6 35. h3 Rxh3 36. Bg5 Nd2 37. e7 Nf3+ 38. Kg2 Nxg5 39. e8=Q Nf4+ 40.
Kg1 Rh1+ 41. Kf2 Ngh3+ 42. Kf3 Rxf1+ 43. Rxf1 Rxe8 44. Rae1 Ne6 45. Kg3 Nhg5
46. d5 Kxd5 47. Rf5+ Kd6 48. Rxg5 Nxg5 49. Rxe8 Ne6 50. Kf2 a5 51. Ke3 Nc5 52.
Rg8 Nxa4 53. Rxg7 Nc5 54. Rf7 b5 55. g5 Ne6 56. g6 a4 57. g7 Nxg7 58. Rxg7 Kc5
59. Rxc7+ Kb4 60. Kd3 Ka3 61. Rb7 b4 62. Rb8 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "1"]
[White "Santos Jr, Haroldo Cunha"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "D77"]
[PlyCount "106"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 dxc4 7. Na3 c3 8. bxc3
c5 9. Qb3 Nc6 10. Rd1 Na5 11. Qb5 ({RR} 11. Qb2 Qb6 12. Ne5 Nd7 13. Nac4 Nxc4
14. Nxc4 Qa6 15. Ne3 Nb6 16. a4 cxd4 17. cxd4 Bd7 18. a5 Na4 19. Qb4 Qxe2 20.
Rxa4 Bxa4 21. Qxa4 Rad8 22. Ba3 Qa2 23. Bxb7 Bxd4 24. Rxd4 Qb1+ 25. Qd1 {
1-0 (25) Inarkiev,E (2649)-Kurnosov,I (2668) Moscow 2010}) ({RR} 11. Qb2 cxd4
12. cxd4 Be6 13. Ng5 Bd5 14. e4 Bc6 15. Qe2 h6 16. Nh3 Rc8 17. Bb2 e6 18. Nf4
Re8 19. Rac1 a6 20. Qd2 e5 21. dxe5 Qxd2 22. Rxd2 Nxe4 23. Re2 Ng5 24. Nd5 Bxd5
25. Rxc8 Rxc8 {Luong Phuong Hanh (2029)-Matyassy,L (2206) Budapest HUN 2023
1-0 (38)}) 11... Bd7 12. Qxc5 Rc8 13. Qb4 $146 ({RR} 13. Qe5 Ba4 14. Rd3 Nd5
15. Qg5 Nxc3 16. Qd2 Nd5 17. e4 Nf6 18. Ne5 b5 19. Bb2 Ne8 20. Rc1 Rxc1+ 21.
Bxc1 f6 22. Nd7 Qxd7 23. Qxa5 Nd6 24. Be3 Rc8 25. Rc3 Rxc3 26. Qxc3 e6 27. h4
Bf8 {Halldorsson,J (2195)-Danielsen,H (2533) Egilsstadir 2011 0-1 (47)}) 13...
Nd5 14. Qb2 Nxc3 15. Rd3 Na4 16. Qb4 b5 17. Ne5 Bf5 18. e4 Bxe5 19. exf5 a6 20.
fxg6 hxg6 21. Bg5 Bf6 22. Bxf6 exf6 23. Re1 Nc6 24. Qd2 Qd6 25. Bxc6 Rxc6 26.
d5 Rc5 27. Re4 Rd8 28. Qh6 Qf8 29. Qe3 Kg7 30. d6 Rxd6 31. Rh4 g5 32. Rhd4 Re5
33. Qf3 Rxd4 34. Rxd4 Qc5 35. Rd2 Qc1+ 36. Rd1 Qc3 37. Rd3 Qa1+ 38. Kg2 Qxa2
39. h4 Qe2 40. hxg5 Qxf3+ 41. Kxf3 fxg5 42. Rd6 Re6 43. Rd5 Kg6 44. g4 Rc6 45.
Nb1 Nc3 46. Nxc3 Rxc3+ 47. Ke2 Ra3 48. Rd6+ f6 49. Rb6 Ra4 50. f3 b4 51. Kd3 a5
52. Rb5 Ra3+ 53. Ke4 b3 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "2"]
[White "El Debs, Felipe"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "84"]
[EventDate "2011.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Qb3 e6 5. g3 dxc4 6. Qxc4 b5 7. Qd3 Bb7 8. Bg2
Nbd7 9. O-O a6 10. Nfd2 Qb6 11. a4 Rd8 12. axb5 cxb5 13. Bxb7 Qxb7 14. Qf3 Qb6
15. Nb3 Bb4 $146 ({RR} 15... Be7 16. Bd2 Rc8 17. Nc3 O-O 18. e4 Qb7 19. Rfe1
Nb6 20. Na5 Qa8 21. g4 Bb4 22. Nb1 Be7 23. h3 {1/2-1/2 (23) Burmakin,V (2558)
-Kohlweyer,B (2419) Balaguer 2006}) 16. Bd2 Bxd2 17. N1xd2 O-O 18. Ra5 e5 19.
Rfa1 Ra8 20. e3 Rfe8 21. Ne4 Nxe4 22. Qxe4 exd4 23. Qxd4 Qb7 24. Nc5 Nxc5 25.
Qxc5 Rac8 26. Qf5 g6 27. Qf6 Re6 28. Qd4 Qf3 29. Qf4 Qe2 30. b3 Rd8 31. Kg2
Rdd6 32. R1a2 Qd3 33. b4 Kg7 34. Qf3 h5 35. h4 Rf6 36. Qb7 Rc6 37. Rb2 Qe4+ 38.
Kh2 Qe5 39. Raa2 Rc4 40. Kg2 Rfc6 41. Qa7 Qe4+ 42. Kh2 Qf3 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "2"]
[White "Mecking, Henrique"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "83"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 O-O 8. Qc2
Nbd7 9. Nge2 b6 ({RR} 9... c5 10. O-O h6 11. Bh4 c4 12. Bf5 Nb6 13. f3 Re8 14.
Rae1 Bxf5 15. Qxf5 Qd7 16. Qc2 Ng4 17. Bf2 Nxf2 18. Kxf2 Bh4+ 19. g3 Bf6 20.
Rd1 Qh3 21. Rh1 Bg5 22. f4 Be7 23. a3 Rad8 24. Ng1 {Babula,V (2566)-Kempinski,
R (2601) Lublin 2009 1/2-1/2 (40)}) 10. O-O Bb7 11. Rad1 ({RR} 11. a4 c5 12. a5
h6 13. Bh4 Ne4 14. Bxe7 Qxe7 15. Bxe4 dxe4 16. a6 Bc8 17. Qxe4 Qxe4 18. Nxe4
cxd4 19. Nxd4 f5 20. Nd6 Nc5 21. b4 Nd3 22. b5 Bd7 23. Rfd1 Nc5 24. Rac1 f4 25.
e4 Rf6 {Melaa,S (2231)-Hetland,E (1719) Stavanger NOR 2023 1-0 (32)}) 11... Re8
12. Bh4 $146 ({RR} 12. f3 h6 13. Bh4 c5 14. Bf2 Bf8 15. Nf4 c4 16. Bf5 g6 17.
Bh3 a6 18. Rfe1 b5 19. e4 dxe4 20. Nxe4 Qc7 21. Bg3 Qb6 22. b3 g5 23. Nh5 Nxh5
24. Bxd7 Red8 25. Bg4 Nxg3 26. Nxg3 Rxd4 {Rodi,L (2416)-Santiago,Y (2237)
Salvador 2011 0-1 (59)}) ({RR} 12. Ng3 g6 13. f3 c5 14. Qf2 c4 15. Bb1 Bf8 16.
e4 h6 17. Bxf6 Nxf6 18. e5 Nh7 19. f4 f5 20. Rfe1 Bg7 21. Nf1 Nf8 22. Ne3 Ne6
23. g4 fxg4 24. Bxg6 Rf8 25. f5 Ng5 26. Nxg4 Nh3+ {Cruz Lledo,P (2414)-Ramirez
Medina,V (2209) Linares 2016 0-1 (35)}) 12... Nf8 13. f3 Ng6 14. Bf2 b5 15. Ng3
Bf8 16. h3 Nd7 17. e4 Nf4 18. exd5 Nxd3 19. Qxd3 b4 20. dxc6 Bxc6 21. d5 Ne5
22. Qc2 Bd7 23. Nce2 Rc8 24. Qb1 Qa5 25. b3 Qa6 26. Nd4 Ng6 27. Ndf5 Bb5 28.
Rfe1 Rxe1+ 29. Bxe1 Nf4 30. d6 Nd3 31. Ne4 Nxe1 32. Rxe1 Rd8 33. Qc1 h6 34.
Ne7+ Bxe7 35. dxe7 Re8 36. Qc5 Be2 37. Kf2 Bb5 38. Nd6 Qxa2+ 39. Kg1 Qd2 40.
Re4 f5 41. Qxb5 Qc1+ 42. Kh2 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "2"]
[White "Mekhitarian, Krikor"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "128"]
[EventDate "2011.??.??"]

1. d4 {Mokal,P} e6 2. c4 Nf6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Be7 6. Nc3 Bb7 7. Bg2
c6 8. O-O ({RR} 8. e4 d5 9. exd5 cxd5 10. Ne5 O-O 11. O-O Nc6 12. cxd5 Nxe5 13.
d6) 8... d5 9. b3 ({RR} 9. Qb3 O-O 10. Rfd1 Nbd7 11. Rac1 Rc8 12. Ne1 ({RR} 12.
Bg5 h6 13. Bxf6 ({RR} 13. Bf4 Nh5 14. Be3 Nhf6 15. h3 Ba6 16. Nd2 Bd6 17. cxd5
Nxd5 18. Nce4 Bb8 19. Nc4 Qe7 ({RR} 19... f5) 20. Bd2 e5) 13... Bxf6 14. e4
dxc4 15. Qxc4 c5 16. d5 exd5 17. Nxd5 Bxb2 18. Rb1 Bd4 19. Nxd4 cxd4 20. Qxd4)
12... dxc4 ({RR} 12... c5 13. cxd5 ({RR} 13. dxc5 Nxc5) ({RR} 13. Bg5 cxd4 14.
Rxd4 h6 15. cxd5 Nc5 16. Qd1 hxg5 17. d6 e5 18. Rd2 ({RR} 18. dxe7 Qxe7 19. Rd2
g4) 18... Bxd6 19. Rxd6 Qe7) 13... c4 ({RR} 13... exd5 14. Nxd5 Bxd5 15. Bxd5
cxd4 16. Bg2) ({RR} 13... cxd4 14. d6 ({RR} 14. dxe6 Nc5 15. exf7+ Rxf7) 14...
Bxg2 ({RR} 14... Nc5 15. dxe7 Qxe7 16. Qa3 Bxg2 17. Nxg2 dxc3 18. Bxc3) 15.
dxe7 Qxe7 16. Kxg2 ({RR} 16. Nxg2 dxc3 17. Bxc3) 16... dxc3 17. Bxc3) 14. Qc2 (
{RR} 14. Qa4 exd5 15. Nf3 ({RR} 15. Qxa7 Bc6 16. Bf4 g5 17. Be5 Nxe5 18. dxe5
Ra8 19. Qxa8 Qxa8 20. exf6 Bxf6) 15... a6 16. Qc2 b5) 14... Nxd5 ({RR} 14...
exd5 15. Nf3) 15. e4 ({RR} 15. Nxd5 exd5) 15... Nxc3 16. Bxc3 b5) 13. Qxc4 b5
14. Qb3 ({RR} 14. Qd3) 14... Qb6 15. Bg5 ({RR} 15. Nd3 a6 ({RR} 15... c5) ({RR
} 15... h6 16. Be3 Ng4 17. Ne4 Nxe3 18. fxe3) ({RR} 15... Qxd4 16. Be3 Qc4 ({RR
} 16... Qg4 17. Nxb5) 17. Nxb5 Qxb3 18. axb3 cxb5 19. Bxb7) 16. Be3 ({RR} 16.
a4 c5 17. dxc5 ({RR} 17. Bxb7 c4) 17... Nxc5 18. Nxc5 Bxg2 19. Kxg2 Bxc5) ({RR
} 16. e4 c5) 16... Ng4 ({RR} 16... c5 17. dxc5 ({RR} 17. Na4 Qa7 18. Naxc5 Bxg2
19. Kxg2) 17... Nxc5 18. Nxc5 Bxg2 ({RR} 18... Bxc5 19. Bxc5 Rxc5 20. Na4) 19.
Nd7 Qb7 20. Nxf8 Bxf8 21. f3 Bh3 22. Na4) ({RR} 16... Nd5 17. Ne4 ({RR} 17. Nc5
)) 17. Ne4 Nxe3 18. fxe3) 15... h6 ({RR} 15... a6 16. Bxf6 ({RR} 16. Nd3 Qxd4
17. Nf4 Qb4) 16... gxf6 ({RR} 16... Bxf6 17. Ne4) ({RR} 16... Nxf6 17. Na4) 17.
Nd3 ({RR} 17. Ne4 f5 18. Nc5 Nxc5 19. dxc5 Bxc5)) 16. Bxf6 Nxf6 ({RR} 16...
Bxf6 17. Ne4 Be7 18. Nd3) ({RR} 16... gxf6 17. Nd3) 17. e3 ({RR} 17. Nd3 Rfd8 (
{RR} 17... Nd5 18. Ne4 Qxd4 19. Ndc5) ({RR} 17... Qxd4 18. Nxb5 cxb5 19. Bxb7
Rxc1 20. Rxc1 Qb6 21. Bf3) 18. e3 a6 19. Na4) 17... c5 ({RR} 17... a6 18. Nd3
Nd7 ({RR} 18... c5 19. Na4 Qa7 20. Naxc5) 19. Ne4 c5 20. Nexc5 Nxc5 21. dxc5)
18. Bxb7 Qxb7 19. Qxb5 Qxb5 20. Nxb5 a6 21. Nc3 cxd4 22. exd4 ({RR} 22. Rxd4
Nd5 23. Ra4 ({RR} 23. Nxd5 Rxc1 24. Nxe7+ Kh7 25. Kf1 Rc7) ({RR} 23. Nd3 Bf6
24. Nxd5 Rxc1+ 25. Nxc1 Bxd4 26. Ne7+ Kh7 27. exd4 Re8 28. Nc6 Rc8)) 22... Rfd8
23. Nf3 Rc4 {Ding,L (2766)-Eljanov,P (2760) Wijk aan Zee 2016 CBM 171 [Mokal,P]
1-0 (38)} {RR} 24. Kg2) ({RR} 9. Ne5 Nbd7 10. Bg5 h6 11. Bxf6 Nxf6 12. e4 O-O
13. exd5 cxd5 14. cxd5 Nxd5 15. Qb3 Rc8 16. Nxd5 Bxd5 17. Bxd5 Qxd5 18. Qxd5
exd5 19. Rac1 Bd6 20. f4 Rfe8 21. Kf2 f6 22. Nf3 a5 23. h4 h5 {Dehtiarov,R 
(2300)-Eljanov,P (2705) chess.com INT 2023 0-1 (50)}) 9... O-O 10. Qc2 $146 ({
RR} 10. Bf4 Nbd7 11. Qc2 Rc8 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qe2 h6
16. Rad1 Ba3 17. Ne5 Qe7 18. Ng4 Rfd8 19. Ne3 Bd6 20. Bxd6 Qxd6 21. Rd2 Qf8 22.
Rc1 Rd7 23. c5 b5 24. a4 a6 {Saduakassova,D (2440)-Hallaeva,B (2072) Tashkent
2017 1-0 (56)}) 10... Na6 11. Rfd1 Qc8 12. a3 c5 13. cxd5 exd5 14. Bg5 Re8 15.
Rac1 cxd4 16. Bxf6 Bxf6 17. Nxd4 Qc5 18. b4 Qd6 19. Nf5 Qe5 20. Nxd5 Rac8 21.
Qd3 Bxd5 22. Qxd5 Rxc1 23. Rxc1 Qb2 24. Rd1 Qxe2 25. Bf1 Nc7 26. Bxe2 Nxd5 27.
Bc4 Ne7 28. Nd6 Rd8 29. Bxf7+ Kf8 30. Bb3 Nc8 31. Nc4 Rxd1+ 32. Bxd1 Ke7 33.
Kf1 Nd6 34. Ne3 Bb2 35. a4 Ke6 36. Ke2 Ba3 37. b5 Bc5 38. Bb3+ Ke5 39. Kd3 h6
40. f4+ Kf6 41. Nd5+ Kf5 42. Ne3+ Kf6 43. Bd1 g5 44. Ng4+ Kg7 45. Ne5 gxf4 46.
gxf4 Bg1 47. Nf3 Bc5 48. Ne5 Bg1 49. h3 Kf6 50. Bg4 h5 51. Bxh5 Kf5 52. Nc6
Kxf4 53. Nxa7 Nb7 54. Kc4 Nc5 55. Bd1 Ke5 56. h4 Be3 57. h5 Kd6 58. Nc8+ Kc7
59. Ne7 Bg5 60. Nd5+ Kb7 61. Nxb6 Kxb6 62. a5+ Kxa5 63. Kxc5 Bf4 64. Kc6 Kb4
1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "2"]
[White "Santos Jr, Haroldo Cunha"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "48"]
[EventDate "2011.??.??"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1
Nh5 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nxg3 12. hxg3 Bg7 13. Nbd2 e6 14. Be2 ({RR} 
14. b3 cxb3 15. axb3 Rc8 16. Qb2 a6 17. Be2 Qc7 18. O-O O-O 19. Rfc1 Qb6 20. b4
Na7 21. c4 dxc4 22. Nxc4 Qd8 23. Na5 Qe7 24. b5 Nxb5 25. Bxb5 axb5 26. Qxb5 Be4
27. Ne5 Bd5 28. Nd7 Rxc1+ {Jia,H (2331)-Swicarz,M (2261) chess.com INT 2023
0-1 (32)}) 14... Qc7 15. b3 cxb3 $146 ({RR} 15... b5 16. a4 cxb3 17. axb5 Na5
18. Qa3 Nc4 19. Qxb3 Nxd2 20. Nxd2 O-O 21. O-O Rfc8 22. Rfc1 Rab8 23. Ra6 Qd7
24. Qa4 Rc7 25. c4 dxc4 26. Rxc4 Rcb7 27. Rc1 e5 28. Nb3 exd4 29. exd4 Qe7 30.
Bf1 {Nevednichy,V (2518)-Rychagov,N (1905) lichess.org INT 2021 1-0 (36)}) ({RR
} 15... b5 16. a4 cxb3 17. axb5 Na5 18. Qa3 Nc4 19. Qxb3 Nxd2 20. Nxd2 O-O 21.
O-O Rfc8 22. Rfc1 Rab8 23. Ra6 Qd7 24. Qa4 Rc7 25. c4 dxc4 26. Rxc4 Rcb7 27.
Rc1 e5 28. Nb3 exd4 29. exd4 Qe7 30. Bf1 {Nevednichy,V (2518)-Rychagov,N (1905)
lichess.org INT 2021 1-0 (36)}) 16. axb3 O-O 17. O-O Bg6 18. Qa3 Qe7 19. b4 a6
20. Qb2 e5 21. dxe5 Nxe5 22. Nd4 Rac8 23. Ra5 Nc6 24. Rxd5 Nxd4 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "2"]
[White "Vescovi, Giovanni"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "D82"]
[PlyCount "116"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Rc1 Nh5 6. Bd2 dxc4 7. e3 Be6 8. Nf3
c6 9. Ng5 Bd5 10. e4 h6 11. exd5 hxg5 12. Bxc4 Nf4 13. Qf3 cxd5 $146 ({RR} 
13... O-O 14. h4 cxd5 15. Bb3 Nc6 16. hxg5 e5 17. dxe5 Nxe5 18. Qg3 Nfd3+ 19.
Kf1 Nxc1 20. Bxc1 Rc8 21. Bf4 Nc4 22. Qf3 Rc5 23. Na4 Rc6 24. Nc3 Rc5 25. Na4
Rc6 26. Nc3 Rc5 {1/2-1/2 (26) Khismatullin,D (2568)-Timofeev,A (2657) Tomsk
2006}) 14. Nxd5 Nc6 15. Nxf4 gxf4 16. Bxf4 O-O 17. O-O Qxd4 18. b3 Rad8 19. Be3
Qf6 20. Qxf6 Bxf6 21. Rfd1 Bb2 22. Rb1 Bd4 23. Bh6 Bg7 24. Bg5 Bf6 25. Bh6 Bg7
26. Bg5 Bf6 27. Bxf6 exf6 28. f4 Nd4 29. Kf2 Rd6 30. Rd2 Rfd8 31. Rbd1 Kf8 32.
g4 b5 33. Bf1 b4 34. h4 Ke7 35. Re1+ Kf8 36. Red1 Ke7 37. Bc4 f5 38. g5 Kf8 39.
Rd3 Ke7 40. R1d2 Kf8 41. Rd1 Ke7 42. Re1+ Ne6 43. Rxd6 Rxd6 44. Re5 Rd2+ 45.
Kg3 Rxa2 46. h5 gxh5 47. g6 Kf6 48. gxf7 Nf8 49. Bd3 Kxf7 50. Rxf5+ Kg7 51.
Rxh5 a5 52. Rg5+ Kf6 53. Rf5+ Ke7 54. Bb5 Ne6 55. Rd5 Rc2 56. Rd7+ Kf6 57. Rd6
Ke7 58. Rd7+ Kf6 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "2"]
[White "di Berardino, Diego"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E97"]
[PlyCount "43"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Nf3 e5 7. O-O Nc6 8. d5
Ne7 9. Kh1 h6 ({RR} 9... a5 10. Ne1 Nd7 11. Nd3 f5 12. Bd2 b6 13. a3 Nf6 14. f3
h5 15. b4 h4 16. bxa5 Rxa5 17. Nf2 Nh5 18. Nb5 Ra8 19. a4 Bd7 20. a5 bxa5 21.
Rxa5 Rxa5 22. Bxa5 Bxb5 23. cxb5 Nf4 24. Nd3 {Melkumyan,H (2640)-Salem,A (2639)
chess.com INT 2023 1-0 (55)}) 10. a4 a5 $146 ({RR} 10... g5 11. Ne1 Ng6 12. Nc2
Nf4 13. Ne3 h5 14. Ra3 Bh6 15. g3 Nxe2 16. Qxe2 Kh7 17. Nf5 Bxf5 18. exf5 Qd7
19. Qc2 Rg8 20. Ne4 Nxe4 21. Qxe4 f6 22. g4 h4 23. a5 c5 24. Be3 b5 25. axb6 {
Saldano Dayer,H (2413)-Ocantos,M (2231) Buenos Aires ARG 2019 1-0 (62)}) ({RR} 
10... Ne8 11. a5 f5 12. b4 f4 13. c5 g5 14. Nd2 Nf6 15. f3 Rf7 16. Nc4 Bf8 17.
b5 Ne8 18. Ba3 Ng6 19. b6 axb6 20. axb6 dxc5 21. bxc7 Qxc7 22. Nb5 Qd8 23. Bb2
Rxa1 24. Qxa1 Bd7 25. Nxe5 {Korol,D (2287)-Skaric,D (2334) chess.com INT 2023
0-1 (62)}) ({RR} 10... g5 11. Ne1 Ng6 12. Nc2 Nf4 13. Ne3 h5 14. Ra3 Bh6 15. g3
Nxe2 16. Qxe2 Kh7 17. Nf5 Bxf5 18. exf5 Qd7 19. Qc2 Rg8 20. Ne4 Nxe4 21. Qxe4
f6 22. g4 h4 23. a5 c5 24. Be3 b5 25. axb6 {Saldano Dayer,H (2413)-Ocantos,M 
(2231) Buenos Aires ARG 2019 1-0 (62)}) 11. Ne1 Nd7 12. Ra3 f5 13. exf5 Nxf5
14. Ne4 Nf6 15. Bd3 Nxe4 16. Bxe4 Qh4 17. g4 Nd4 18. Rg3 Bf5 19. Bg2 Bd7 20.
Be4 Bf5 21. Bg2 Bd7 22. Be4 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "3"]
[White "Barbosa, Evandro Amorim"]
[Black "Santos Jr, Haroldo Cunha"]
[Result "1/2-1/2"]
[ECO "C63"]
[PlyCount "115"]
[EventDate "2011.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. Nc3 Nf6 6. Qe2 fxe4 ({RR} 6...
Bc5 7. exf5 Qe7 8. d3 Bxf5 9. O-O O-O 10. Qxe5 Qxe5 11. Nxe5 Rae8 12. Nc4 Ng4
13. Be3 Nxe3 14. Nxe3 Bxe3 15. fxe3 Rxe3 16. Ne4 Bg4 17. h3 Bh5 18. Rxf8+ Kxf8
19. Rc1 Ke7 20. Kf2 Re2+ 21. Kf1 {Pavlovic,M (2533)-Sokolov,I (2657)
Kragujevac 2009 1/2-1/2}) ({RR} 6... Be7 7. Nxe5 fxe4 8. Nxe4 O-O 9. O-O Bf5
10. Nxf6+ Bxf6 11. d3 Qd5 12. f4 Bxe5 13. Qxe5 Qxe5 14. fxe5 Rae8 15. Bf4 Be6
16. b3 b5 17. Be3 a5 18. Rxf8+ Rxf8 19. Rf1 Re8 20. Bc5 a4 21. h3 {Lacasa Diaz,
J (2367)-Burke,P chess.com INT 2023 1/2-1/2 (52)}) 7. Nxe4 Bf5 8. d3 Bxe4 $146
({RR} 8... Bd6 9. Nh4 Be6 10. Bg5 Be7 11. Bxf6 Bxf6 12. Nf3 O-O 13. O-O Qd5 14.
c4 Qd8 15. Rad1 Bg4 16. h3 Bxf3 17. Qxf3 Qd4 18. Qe3 Qxe3 19. fxe3 Be7 20.
Rxf8+ Rxf8 21. Rf1 Rd8 22. Rd1 Rf8 23. Rf1 {Ardeleanu,A (2399)-Dragovic,M 
(2380) Senta 2010 1/2-1/2 (45)}) ({RR} 8... Nxe4 9. dxe4 Bg4 10. h3 Bxf3 11.
Qxf3 Qf6 12. Qxf6 gxf6 13. Be3 Rg8 14. g4 O-O-O 15. Rd1 Bd6 16. Ke2 Rd7 17. Rd3
Be7 18. Rxd7 Kxd7 19. Rd1+ Ke6 20. f3 Rh8 21. Kf2 a5 22. a4 Rb8 23. Rd3 {
Papacek,M (1951)-Krupa,K (2061) Rychnov 2010 1/2-1/2}) 9. dxe4 Bd6 10. Qc4 Qe7
11. Bg5 h6 12. Bh4 g5 13. Bg3 Nh5 14. O-O-O Rf8 15. Qe2 Nf4 16. Bxf4 Rxf4 17.
Kb1 O-O-O 18. Ne1 Qh7 19. f3 g4 20. Nd3 gxf3 21. gxf3 Rff8 22. Rhf1 Rde8 23.
Ne1 Bc5 24. Ng2 Qe7 25. Qe1 Rd8 26. Qg3 b6 27. Nh4 Rxd1+ 28. Rxd1 Rd8 29. Rc1
Be3 30. Nf5 Qg5 31. Nxe3 Qxe3 32. Qxe5 Qxf3 33. Qe6+ Kb7 34. e5 Qh5 35. Qf6 Rd2
36. b3 Re2 37. e6 Qxh2 38. e7 Qd6 39. Qxd6 cxd6 40. Rh1 Rxe7 41. Rxh6 Kc7 42.
a4 a5 43. Kb2 b5 44. axb5 cxb5 45. Rh5 Kc6 46. Rh8 Ra7 47. Rc8+ Kb7 48. Rh8 Ra6
49. Rg8 a4 50. bxa4 bxa4 51. Ka3 Rc6 52. Rg6 Kc7 53. Rg7+ Kd8 54. Kxa4 Rxc2 55.
Kb3 Rc5 56. Kb4 Rc6 57. Kb5 Rc1 58. Kb4 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "3"]
[White "Fier, Alexandr"]
[Black "El Debs, Felipe"]
[Result "1-0"]
[ECO "D16"]
[PlyCount "67"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6 6. e4 Bb4 7. e5 Nd5 8. Bd2 b5
9. axb5 Bxc3 10. bxc3 cxb5 11. Ng5 Nc6 12. Qh5 Qe7 13. Be2 b4 14. O-O bxc3 15.
Bc1 h6 16. Ne4 O-O 17. Bg5 Qc7 18. Nf6+ gxf6 19. exf6 $146 ({RR} 19. Bxh6 Nce7
20. Bf3 Bb7 21. Bxf8 Kxf8 22. Qh8+ Ng8 23. Bxd5 fxe5 24. Bxb7 Qxb7 25. Qxe5 Rc8
26. Rfc1 Qb2 27. d5 exd5 28. Qxd5 c2 29. Qe4 Nf6 30. Qxc2 Qb6 31. Qc3 Rc7 32.
Rab1 Qd6 33. Rb8+ Kg7 {Khenkin,I (2655)-Sumets,A (2627) Bad Wiessee 2012 1-0 
(34)}) 19... Nxf6 20. Bxf6 Qf4 21. Qf3 Qxf3 22. Bxf3 Bd7 23. Rfc1 Rab8 24. Rxc3
Rb3 25. Rxc4 Rfb8 26. h3 Rb1+ 27. Rc1 Rxc1+ 28. Rxc1 Rc8 29. Rc5 Kf8 30. Rh5
Ne7 31. Rxh6 Ng8 32. Rh8 Bc6 33. Bxc6 Rxc6 34. h4 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "3"]
[White "Leitao, Rafael"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "D12"]
[PlyCount "41"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 Nbd7 8. g3
Bd6 9. O-O Qe7 10. Bd2 O-O 11. Nxg6 hxg6 12. c5 Bc7 13. b4 $146 ({RR} 13. f4
Ne4 14. Nxe4 dxe4 15. b4 a6 16. a4 f5 17. b5 axb5 18. axb5 Nf6 19. b6 Rxa1 20.
Qxa1 Bb8 21. Qb2 Nd5 22. Ra1 g5 23. Bc4 gxf4 24. gxf4 g5 25. fxg5 Qxg5+ 26. Kh1
Kf7 27. Rg1 Qh5 {Sturt,R (2477)-Molina,R (2434) chess.com INT 2020 0-1 (31)}) (
{RR} 13. f4 Ne4 14. Nxe4 dxe4 15. b4 a6 16. a4 f5 17. b5 axb5 18. axb5 Nf6 19.
b6 Rxa1 20. Qxa1 Bb8 21. Qb2 Nd5 22. Ra1 g5 23. Bc4 gxf4 24. gxf4 g5 25. fxg5
Qxg5+ 26. Kh1 Kf7 27. Rg1 Qh5 {Sturt,R (2477)-Molina,R (2434) chess.com INT
2020 0-1 (31)}) 13... e5 14. b5 Rfe8 15. Rb1 Qe6 16. bxc6 bxc6 17. Rb7 Bb8 18.
f4 exd4 19. exd4 Nf8 20. Re1 a5 21. Bf3 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "3"]
[White "Matsuura, Everaldo"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "37"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 O-O 7. O-O c6 8. Qc2
b6 9. Bf4 Bb7 10. Ne5 Nbd7 11. cxd5 cxd5 12. Nc6 Bxc6 13. Qxc6 Qc8 14. Qa4 Qb7
15. Nd2 Rac8 $146 ({RR} 15... Rfc8 16. Rfc1 h6 17. h3 b5 18. Qd1 Nb6 19. b3 Ba3
20. Rxc8+ Rxc8 21. Nf3 Nbd7 22. Bc1 Bb4 23. Bd2 Ba3 24. Ne1 Ne4 25. Nd3 Ndf6
26. Bb4 Nc3 27. Qd2 Nfe4 28. Bxe4 Nxe4 29. Qe1 Qa6 30. Kg2 {Suarez Uriel,A 
(2359)-Koridze,L (1979) chess.com INT 2022 1-0 (41)}) 16. Rfc1 Nh5 17. Be3 Nhf6
18. Bf4 Nh5 19. Be3 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "3"]
[White "Reis, Paulo Jatoba"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]
[ECO "A16"]
[PlyCount "49"]
[EventDate "2011.??.??"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. d3 Bg7 7. Be3 e5 ({RR} 
7... O-O 8. h4 h6 9. Qd2 Kh7 10. Rc1 Nc6 11. Be4 f5 12. Bxc6 bxc6 13. f4 Be6
14. h5 gxh5 15. Rxh5 Nd5 16. Nf3 Kg8 17. Nxd5 Bxd5 18. Ne5 Qe8 19. Rh3 Bxa2 20.
Nxc6 Bd5 21. Ne5 c6 22. Bd4 {Aronian,L (2803)-Le,Q (2703) Beijing 2013 1-0 (36)
}) 8. Qd2 O-O $146 ({RR} 8... N8d7 9. Rc1 c6 10. Nf3 O-O 11. O-O Qe7 12. Ne4
Nd5 13. Bh6 Re8 14. Bxg7 Kxg7 15. Qc2 Nf8 16. Rfd1 Bg4 17. Ned2 Ne6 18. h3 Bxf3
19. Nxf3 Rad8 20. e3 f6 21. a3 Rd7 22. d4 exd4 23. Nxd4 {Shushpanov,V (2340)
-Konopka,M (2445) Pardubice 1998 1/2-1/2 (72)}) ({RR} 8... h5 9. h3 Nc6 10.
Bxc6+ bxc6 11. Nf3 Nd5 12. d4 exd4 13. Bxd4 O-O 14. Bxg7 Kxg7 15. Qd4+ f6 16.
O-O-O Qe7 17. g4 Nxc3 18. Qxc3 hxg4 19. hxg4 Bxg4 20. Ng5 Rh8 21. f3 Bf5 22. e4
Be6 23. Kb1 {Arkell,K (2460)-Bremner,A (2148) Daventry ENG 2020 1/2-1/2 (51)})
({RR} 8... Qe7 9. Rc1 Na6 10. a3 c6 11. b4 Be6 12. Nf3 h6 13. O-O Nd5 14. Nxd5
cxd5 15. b5 Nb8 16. Bc5 Qd8 17. Qb2 Rg8 18. Nxe5 {1-0 (18) Srienz,C (2299)
-Ernst,M (2176) Gmunden 2005}) 9. Bh6 Qe7 10. h4 Bxh6 11. Qxh6 f6 12. Rc1 c6
13. Nf3 Bg4 14. O-O Na6 15. Rfd1 Rad8 16. a3 Nc5 17. Nd2 Nba4 18. Nxa4 Nxa4 19.
f3 Be6 20. Rc2 Nc5 21. Rdc1 Nb3 22. Nxb3 Bxb3 23. Rc3 Bd5 24. Qe3 a5 25. Qc5
1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "3"]
[White "Santiago, Yago"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "B46"]
[PlyCount "77"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Nf6 7. Qd2 Bb4 8.
O-O-O O-O 9. f3 d5 10. a3 Be7 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Qc3 Nxd4 14. Qxd4
Qa5 $146 ({RR} 14... Qxd4 15. Bxd4 b5 16. Be2 Bb7 17. Bb6 Bd5 18. Kb1 Rfc8 19.
Rhe1 Rab8 20. Ba5 Bc5 21. Bd3 Bd6 22. h3 Bg3 23. Re2 Rc6 24. Be4 Bxe4 25. Rxe4
e5 26. Rd7 f5 27. Re2 Re8 28. Bc3 Rg6 29. a4 {Solovjova,V (2257)-Berend,E 
(2339) St Petersburg 2009 1/2-1/2 (45)}) 15. Qb6 Qa4 16. Bc5 Bxc5 17. Qxc5 Bd7
18. Qd4 Qxd4 19. Rxd4 Bc6 20. Bc4 Rac8 21. Re1 h6 22. b3 g5 23. h4 Kg7 24. Bd3
Kf6 25. f4 gxh4 26. f5 e5 27. Rd6+ Kg5 28. Rxe5 Rce8 29. Rc5 Bxg2 30. f6+ Kf4
31. Rd4+ Kg3 32. Bf5 Bf3 33. Rc3 Re1+ 34. Kb2 Rg8 35. Rdd3 Kg2 36. Rxf3 Rg3 37.
Rf4 Rxc3 38. Kxc3 Re3+ 39. Kd4 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "4"]
[White "El Debs, Felipe"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "65"]
[EventDate "2011.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 a5 6. Bg2 c5 7. cxd5 exd5 8. O-O
({RR} 8. dxc5 O-O 9. O-O Nc6 10. Bg5 h6 11. Bf4 Bxc5 12. Nc3 d4 13. Na4 Ba7 14.
Rc1 Nd5 15. Bd2 Re8 16. Nc5 Qe7 17. Nb3 a4 18. Na5 Nxa5 19. Bxa5 d3 20. Qxd3
Ne3 21. Rc7 Qf8 22. a3 Nxf1 {Petrosyan,M (2628)-Bernadskiy,V (2629) lichess.
org INT 2020 1-0}) 8... O-O ({RR} 8... Nc6 9. dxc5 Bxc5 10. Nc3 h6 11. Rc1 Ba7
12. Nb5 Bb6 13. Bf4 O-O 14. Ne5 Nxe5 15. Bxe5 Bd7 16. Nc7 Bxc7 17. Bxc7 Qe7 18.
Qd4 Rfe8 19. Rfe1 Bc6 20. Bf4 Ne4 21. Rc2 Ng5 22. Bxg5 Qxg5 23. e3 {Tatarinov,
D (2332)-Alinasab,M (2306) chess.com INT 2023 1-0 (46)}) 9. Bg5 cxd4 $146 ({RR
} 9... c4 10. Nc3 Be6 11. Ne5 Nc6 12. Bxf6 Qxf6 13. Nxd5 Bxd5 14. Bxd5 Nxe5 15.
dxe5 Qxe5 16. Bxc4 Qxb2 17. Qd7 b6 18. Rad1 Qf6 19. e3 Bc5 20. Qb7 Rad8 21. Qc7
Rc8 22. Qb7 Rb8 23. Qc7 Rfc8 24. Qd7 {Dordzhieva,D (2321)-Gharibyan,M (2480)
chess.com INT 2022 0-1 (45)}) 10. Nxd4 Nc6 11. Nc3 h6 12. Bxf6 Qxf6 13. e3 Be6
14. Rc1 Rfd8 15. Ncb5 Rac8 16. Qa4 Nxd4 17. Nxd4 b6 18. Rc6 Bc5 19. Rxc8 Rxc8
20. Rc1 Bxd4 21. Rxc8+ Bxc8 22. Qe8+ Kh7 23. Qxc8 Bxb2 24. Bxd5 Bc3 25. Qe8 Be1
26. f4 Qb2 27. Be4+ g6 28. Qxf7+ Kh8 29. Qe8+ Kg7 30. Qxg6+ Kf8 31. Qxh6+ Ke7
32. Qg5+ Kd6 33. Qd8+ 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "4"]
[White "Matsuura, Everaldo"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "A06"]
[PlyCount "37"]
[EventDate "2011.??.??"]

1. Nf3 c5 2. b3 d5 3. e3 a6 4. Bb2 Nf6 5. Be2 Nc6 6. d4 Bg4 7. Nbd2 e6 8. O-O
Bd6 9. dxc5 Bxc5 10. c4 O-O 11. Rc1 $146 ({RR} 11. cxd5 Nxd5 12. h3 Bh5 13. Ne4
Be7 14. Rc1 Qa5 15. Nd4 Bxe2 16. Qxe2 Nxd4 17. Bxd4 Rfc8 18. Qg4 g6 19. Qe2 f5
20. Ng3 Bf6 21. Bxf6 Nxf6 22. Qb2 Kf7 23. Rfd1 Rxc1 24. Rxc1 Rd8 25. b4 Qb6 {
Petrovic,M-Pihajlic,A (2090) Jajce 1984 0-1 (40)}) 11... Ba7 12. Ne5 Bxe2 13.
Qxe2 Nxe5 14. Bxe5 d4 15. exd4 Bxd4 16. Nf3 Bxe5 17. Qxe5 Qe7 18. Rfd1 Rfd8 19.
h3 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "4"]
[White "Mekhitarian, Krikor"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]
[ECO "D76"]
[PlyCount "91"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. Nc3 Nc6 8. e3
O-O 9. O-O Re8 10. Re1 a5 11. Qe2 Be6 12. Nd2 Nb4 13. Rd1 c6 14. a3 Na6 15. Rb1
a4 16. b3 axb3 17. Nxb3 Nd5 18. Bd2 $146 b6 19. Rdc1 Nac7 20. a4 Bd7 21. Nxd5
Nxd5 22. e4 Nc7 23. a5 Nb5 24. axb6 Qxb6 25. Be3 Na3 26. Rb2 Reb8 27. e5 Qb7
28. e6 fxe6 29. Bf4 e5 30. dxe5 Qb5 31. Qxb5 Rxb5 32. Rd2 Be8 33. Nd4 Rb1 34.
Rdd1 Rd8 35. Rxb1 Nxb1 36. Rxb1 Rxd4 37. Rc1 Kf7 38. Bxc6 Bxc6 39. Rxc6 h6 40.
e6+ Kf6 41. Bc1 Kf5 42. Kg2 Rd3 43. h3 h5 44. h4 Be5 45. Bg5 Bd6 46. Rc2
1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "4"]
[White "Santos Jr, Haroldo Cunha"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "92"]
[EventDate "2011.??.??"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. h3 Nf6 5. Nc3 O-O 6. Be3 a6 7. a4 b6 8. Bd3 Bb7
9. Qe2 ({RR} 9. Qd2 Nbd7 10. Bh6 e5 11. O-O Re8 12. Bxg7 Kxg7 13. Rfe1 exd4 14.
Nxd4 c5 15. Nf3 Qc7 16. Rad1 Rad8 17. Qf4 Ne5 18. Nh4 h6 19. Be2 Qe7 20. Qg3
Kh7 21. f4 Nc6 22. Bd3 Nh5 23. Qf2 Nd4 {Vachier Lagrave,M (2758)-Petrosian,T 
(2625) Berlin 2015 1-0 (44)}) ({RR} 9. O-O Nc6 10. Nd2 Nd7 11. d5 Nb4 12. Be2
c6 13. dxc6 Bxc6 14. Nb3 Nc5 15. Bd4 Nxb3 16. Bxg7 Nxa1 17. Bxf8 Qxf8 18. Qxa1
Nxc2 19. Qd1 Nb4 20. Qd4 a5 21. Qxb6 Qb8 22. Qxb8+ Rxb8 23. Bb5 Bb7 {Horobetz,
G (2140)-Sadhwani,R (2627) chess.com INT 2023 0-1 (53)}) 9... Nbd7 10. Rd1 e5
$146 ({RR} 10... e6 11. O-O c5 12. dxc5 Nxc5 13. Bf4 e5 14. Bh2 Qc7 15. Nd2 Qc6
16. Nc4 Rad8 17. a5 Ncxe4 18. Bxe4 Nxe4 19. Nd5 Qxd5 20. Rxd5 Bxd5 21. Nxb6 Bb7
22. c4 Nc5 23. Rd1 Ne6 24. b4 Nd4 25. Qb2 {Weinzettl,E (2413)-Sulyok,M (2278)
Seefeld 2001 1-0 (42)}) 11. dxe5 dxe5 12. Bc4 Qe7 13. Nd5 Nxd5 14. Bxd5 Bxd5
15. Rxd5 Nf6 16. Rxe5 Qb4+ 17. c3 Qxa4 18. O-O Nxe4 19. Re7 c5 20. Bd4 Nf6 21.
Be5 Rfe8 22. Rxe8+ Rxe8 23. Qd3 a5 24. Qa6 Qc6 25. Rd1 Ne4 26. Bxg7 Kxg7 27.
Qa7 Nd6 28. Qa6 h6 29. Qd3 Re6 30. c4 Qe4 31. Qc3+ Kg8 32. b3 a4 33. bxa4 Qxc4
34. Qd2 Qxa4 35. Rb1 Kh7 36. Nh2 Ne4 37. Qc1 Qd4 38. Ng4 Qd2 39. Qf1 h5 40. Nh2
Nc3 41. Nf3 Qd5 42. Ra1 b5 43. h4 Kg7 44. Kh1 b4 45. Rc1 Rd6 46. Qg1 Ne2 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "4"]
[White "Vescovi, Giovanni"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "108"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8.
Be3 Qa5 9. Qd2 O-O 10. Rc1 Rd8 11. d5 e6 12. Bg5 f6 13. Be3 Nc6 14. Be2 exd5
15. exd5 Ne7 16. c4 Qxd2+ 17. Nxd2 b6 18. g4 f5 $146 ({RR} 18... Bb7 19. O-O
Nc8 20. Ne4 Re8 21. Bd3 Kf7 22. Bf4 Bf8 23. Rfe1 Rd8 24. Re3 Nd6 25. Nxd6+ Bxd6
26. Bxd6 Rxd6 27. Rce1 Rd7 28. Re6 b5 29. d6 Rad8 30. cxb5 Bd5 31. Re7+ Kf8 32.
a4 Bf7 33. Bf1 {Di Berardino,D (2479)-Nasta,K (2057) chess.com INT 2023 1-0 
(41)}) ({RR} 18... Bd7 19. h4 Re8 20. Kf1 Nc8 21. Bf4 Bf8 22. g5 Bd6 23. Be3 f5
24. Nf3 f4 25. Bd2 Ne7 26. Nh2 Bh3+ 27. Kg1 Nf5 28. Bg4 Bxg4 29. Nxg4 Re2 30.
Bc3 Kf7 31. h5 gxh5 32. Rxh5 Kg6 33. Rh3 {Khairullin,I (2639)-Dominguez Perez,
L (2734) St Petersburg 2012 0-1 (52)}) 19. h3 Rf8 20. f4 Ba6 21. Nf3 Rae8 22.
Kf2 h6 23. g5 Nc8 24. gxh6 Bxh6 25. Ne5 Kh7 26. Rhg1 Rg8 27. a4 Nd6 28. Bd3 Bf8
29. a5 Be7 30. axb6 axb6 31. Ra1 Ra8 32. Rgb1 Bd8 33. Kf3 Bc7 34. h4 Bb7 35.
Nd7 Rxa1 36. Rxa1 Ra8 37. Rxa8 Bxa8 38. Ne5 b5 39. cxb5 Bxd5+ 40. Kf2 c4 41.
Be2 Nxb5 42. Bxc4 Bxc4 43. Nxc4 Bd8 44. Kg3 Kh6 45. Ne5 Kh5 46. Nf3 Nc3 47. Kh3
Ne2 48. Ng1 Nc3 49. Bd2 Ne4 50. Be1 Bb6 51. Ne2 Bf2 52. Bxf2 Nxf2+ 53. Kg3 Ne4+
54. Kh3 Nf2+ 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "4"]
[White "di Berardino, Diego"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "69"]
[EventDate "2011.??.??"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 O-O 8.
Be2 Ne4 9. Qc2 f5 10. O-O Rf6 11. b4 Rg6 12. Bb2 d6 13. d5 Nd7 14. Rad1 c5 15.
dxc6 Bxc6 16. c5 $146 ({RR} 16. Qb3 Ng5 17. Nxg5 Bxg2 18. f4 Bxf1 19. Bxf1 h6
20. h4 hxg5 21. hxg5 e5 22. c5+ Kf8 23. cxd6 exf4 24. exf4 Rc8 25. Qd3 Qe8 26.
Qxf5+ Qf7 27. Qxf7+ Kxf7 28. Bh3 Re6 29. Bxe6+ Kxe6 30. Bxg7 Kf5 {Drygalov,S 
(2490)-Papasimakopoulos,A (2251) chess.com INT 2021 1-0 (37)}) ({RR} 16. Qb3
Ng5 17. Nxg5 Bxg2 18. f4 Bxf1 19. Bxf1 h6 20. h4 hxg5 21. hxg5 e5 22. c5+ Kf8
23. cxd6 exf4 24. exf4 Rc8 25. Qd3 Qe8 26. Qxf5+ Qf7 27. Qxf7+ Kxf7 28. Bh3 Re6
29. Bxe6+ Kxe6 30. Bxg7 Kf5 {Drygalov,S (2490)-Papasimakopoulos,A (2251) chess.
com INT 2021 1-0 (37)}) 16... bxc5 17. bxc5 Ndxc5 18. Rd4 Qe7 19. Rfd1 a5 20.
Ba1 Rf8 21. Qc4 Rb8 22. Rxd6 Nxd6 23. Qxc5 Bd5 24. Be5 Rd8 25. Bg3 Qb7 26. Ne5
Ne4 27. Qd4 Nxg3 28. hxg3 Rf6 29. g4 Rc8 30. gxf5 Rxf5 31. Bg4 Rff8 32. e4 Ba2
33. Rd2 Rc1+ 34. Kh2 Bb3 35. Rb2 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "5"]
[White "Barbosa, Evandro Amorim"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "61"]
[EventDate "2011.??.??"]

1. e4 {Marchand,A/Primel,D} e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 ({RR} 4... Bc5
5. Be3 ({RR} 5. Nb3 Bb4+ 6. c3 Be7 7. f4 d6 8. Bd3 Nh6 9. N1d2 O-O 10. Nf3 f5
11. O-O Kh8 12. h3 fxe4 13. Bxe4 Nf5 14. Kh2 Bh4 15. Nxh4 Qxh4 16. Qd3 Nfe7 ({
RR} 16... Be6 17. Bd2 d5))) 5. Nxc6 bxc6 6. e5 Qe7 ({RR} 6... Ne4 7. Qf3 Ng5 8.
Qg3 Ne6 9. Bd3 d5 ({RR} 9... d6) 10. O-O Bc5 11. Nd2 O-O 12. Nb3 Bb6) 7. Qe2
Nd5 8. Nd2 g6 9. c4 Ba6 10. Nf3 ({RR} 10. b3 Bg7 11. Bb2 Nb4 12. Nf3 c5 13. g3
O-O 14. Bg2 d5) 10... Qb4+ 11. Kd1 Rb8 ({RR} 11... Nb6 12. b3 Bg7 13. Qd2 Qxd2+
14. Bxd2) ({RR} 11... Qa4+ 12. Qc2 Qxc2+ 13. Kxc2 Nb4+ 14. Kc3 c5 15. a3 ({RR} 
15. Be3 Bb7) 15... Nc6 16. Bg5 ({RR} 16. Bf4 Bg7) 16... Bg7 17. Bf6 Bxf6 18.
exf6 O-O 19. g4 Rfe8 20. g5 Bb7 ({RR} 20... Re4 21. Nd2 Re5) 21. Rg1 Nd8 22.
Nd2 Ne6 23. h4 Nf4) ({RR} 11... Bg7) 12. Qc2 Ne7 13. b3 ({RR} 13. Bd3 Bg7 14.
a3 ({RR} 14. Qb3 c5 15. Bd2 Qb7 16. Bc3 O-O 17. Qxb7) 14... Qb7 15. Re1) ({RR} 
13. Qb3 c5 14. Qxb4 cxb4 15. Bd3 Bg7 16. Re1 O-O 17. Kc2 Nc6 18. b3 d5 19. cxd5
Bxd3+ 20. Kxd3 Rfd8 21. Bf4 Rxd5+ 22. Ke4) ({RR} 13. Bd3 Bg7 14. a3 Qb7 15. Re1
O-O 16. Bg5 Rfe8 17. b4 d5 18. c5 Bxd3 {1/2-1/2 (18) Radjabov,T (2744)-Aronian,
L (2801) Moscow 2010}) 13... Bg7 14. Bd2 ({RR} 14. Bb2) 14... Qa3 $146 ({RR} 
14... Qb6 15. c5 Qb7 16. Bxa6 Qxa6 17. Re1 ({RR} 17. Qc4 Qxc4 18. bxc4) 17...
O-O ({RR} 17... Nd5 18. Qc4 Qa3 19. Nd4 O-O 20. Nc2 Qb2 21. Bc1 Qc3 22. Bd2 Qb2
23. Bc1 Qc3 24. Bd2) 18. Qc4 Qb7 ({RR} 18... Qxc4 19. bxc4) 19. Rc1 Nd5 20. Ke2
Rfe8 21. Kf1 Qb5 22. g3 a5 23. Qxb5 ({RR} 23. Kg2) 23... Rxb5 24. Re4 Ra8 25.
Ne1 a4 ({RR} 25... Re8 26. f4 f6 27. Nd3 Kf7) 26. Rxa4 Rxa4 27. bxa4 Rb2 28.
Rc2 Rb1 29. f4 {Svidler,P (2730)-Hracek,Z (2631) Aix les Bains 2011 CBM 142
Extra [Marchand,A/Primel,D] 1-0 (75)}) ({RR} 14... Qb6 15. Be3 c5 16. Bd3 Nc6
17. Bd2 O-O 18. Re1 Rfe8 19. Bc3 Bb7 20. Be4 Nb4 21. Bxb4 cxb4 22. Bxb7 {
1/2-1/2 (22) Lintchevski,D (2542)-Smirnov,P (2538) Sochi RUS 2023}) ({RR} 14...
Qb6 15. c5 Qb7 16. Bxa6 Qxa6 17. Qc4 Qa3 18. Bc1 Qa5 19. Bd2 Qa3 20. Bc1 Qa5
21. Bd2 {1/2-1/2 (21) Yildiz,B (2252)-Caoili,A (2243) Khanty-Mansiysk 2010})
15. Bc3 O-O 16. Bd3 d5 17. exd6 cxd6 18. Bxg7 Kxg7 19. Qc3+ Kg8 20. Re1 d5 21.
Ne5 Bc8 22. c5 a5 23. Nf3 Nf5 24. Bxf5 Bxf5 25. Nd4 Rfe8 26. Nxc6 d4 27. Qxd4
Be6 28. Nxb8 a4 29. Nd7 axb3 30. Nf6+ Kf8 31. Nxe8 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "5"]
[White "Fier, Alexandr"]
[Black "Santos Jr, Haroldo Cunha"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "57"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 O-O 8. O-O
b6 9. cxd5 exd5 10. Qc2 ({RR} 10. Ne5 Nxe5 11. dxe5 Nd7 12. Bf4 g6 13. Rc1 f6
14. exf6 Nxf6 15. h3 Be6 16. Qe2 Qd7 17. Rfd1 Qe8 18. a3 Qf7 19. Bh6 Rfe8 20.
b4 Rad8 21. Bg5 Kg7 22. Rc2 d4 23. exd4 Bb3 24. Be3 Bxc2 {Rustemov,A (2604)
-Evelev,V (2433) chessassistantclub.com INT 2004 1-0 (76)}) 10... h6 ({RR} 
10... Bb7 11. Rac1 c5 12. Bf4 a6 13. dxc5 bxc5 14. Rfd1 d4 15. Ne4 Nd5 16. Nd6
Bxd6 17. Bxd6 Re8 18. exd4 Nb4 19. Bxh7+ Kh8 20. Qb3 Bd5 21. Qa3 Kxh7 22. dxc5
a5 23. Rxd5 Nxd5 24. Qd3+ Kg8 25. Qxd5 {Olsson,W (2376)-Anderzen,R (2112)
Gothenburg SWE 2023 1-0 (43)}) 11. Bh4 Bb7 12. Rfe1 $146 ({RR} 12. Rfd1 c5 13.
Rac1 Rc8 14. Qe2 c4 15. Bb1 Bc6 16. Ne5 Qc7 17. Bf5 Rcd8 18. Bxd7 Rxd7 19. Nxd7
Qxd7 20. e4 Nxe4 21. Bxe7 Re8 22. Nxe4 Rxe7 23. Nf6+ gxf6 24. Qh5 Kh7 25. Rc3
Qe8 26. Rf1 Re6 {Djukic,S-Aubakirov,A Artek 2000 1-0 (38)}) ({RR} 12. Rac1 c5
13. Bg3 Re8 14. Nb5 Nh5 15. Bd6 Ba6 16. Bc7 Qc8 17. Nd6 Bxd6 18. Bxd6 Bxd3 19.
Qxd3 Re6 20. Be5 c4 21. Qf5 Nhf6 22. Bf4 b5 23. Rc2 Qb7 24. Rfc1 b4 25. b3 c3
26. a3 a5 {Schwanke,E (1364)-Hein,A (1514) Neumuenster 2008 0-1}) 12... Re8 13.
Bg3 Nh5 14. Be5 Bf8 15. Rad1 b5 16. e4 b4 17. Na4 Nxe5 18. dxe5 Nf4 19. Bf1 Qa5
20. b3 Rac8 21. h4 c5 22. exd5 Bxd5 23. Rxd5 Nxd5 24. Qe4 Nc7 25. Bd3 g6 26. h5
Re6 27. Bc4 Rce8 28. hxg6 Rxg6 29. Qxg6+ 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "5"]
[White "Leitao, Rafael"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D30"]
[PlyCount "71"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 c5 6. Bd3 cxd4 ({RR} 6... Nc6 7.
O-O Bd6 8. cxd5 Nxd5 9. Bb2 cxd4 10. Nxd4 Nxd4 11. Bxd4 O-O 12. Nd2 h6 13. Ne4
Be7 14. Rc1 Bd7 15. Bb1 Bc6 16. Qh5 f5 17. Nc5 Nf6 18. Bxf6 Rxf6 19. Rfd1 Qb6
20. Nd7 Bxd7 21. Rxd7 {Carrasco Miranda,A (2285)-Hajiyeva,L (1957) chess.com
INT 2022 1-0 (33)}) 7. exd4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 $146 ({RR} 9. Qxd2 dxc4
10. bxc4 Nc6 11. Qc3 O-O 12. O-O b6 13. Nbd2 Bb7 14. Rad1 Rc8 15. Rfe1 Qd6 16.
Ne4 Nxe4 17. Bxe4 Na5 18. c5 Bxe4 19. Rxe4 Rxc5 20. dxc5 Qxd1+ 21. Re1 Qd5 22.
cxb6 axb6 23. Qc7 Qd8 {Griffiths,R (2249)-Rodriguez Lopez,R (2312) Dun
Laoghaire 2010 1/2-1/2 (69)}) 9... dxc4 10. bxc4 Nc6 11. Nb3 O-O 12. O-O b6 13.
Rc1 Bb7 14. Qe2 Qd6 15. Rfd1 Rad8 16. h3 Ne7 17. Ne5 Ng6 18. Qe3 Nxe5 19. dxe5
Qc6 20. f3 Nd7 21. Be4 Qc7 22. Bxb7 Qxb7 23. Rd4 Nb8 24. Rg4 Nc6 25. Qh6 g6 26.
Re1 Qc7 27. Rh4 f5 28. exf6 Rxf6 29. Qe3 Qd7 30. Re4 e5 31. h4 Qd3 32. Qf2 Rdf8
33. Qe2 Rd8 34. Qf2 Rdf8 35. Qe2 Rd8 36. Qf2 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "5"]
[White "Mecking, Henrique"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "E58"]
[PlyCount "69"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3
Bxc3 9. bxc3 Qc7 10. Bb2 Re8 11. h3 Na5 12. cxd5 exd5 13. Ne5 Rxe5 14. dxe5
Qxe5 15. Qa4 b6 16. Qf4 Qe6 $146 ({RR} 16... Qxf4 17. exf4 Nc4 18. Bc1 Bd7 19.
a4 Re8 20. f3 Na5 21. Kf2 Nb3 22. Ra3 Nxc1 23. Rxc1 c4 24. Bc2 Nh5 25. g3 Bxh3
26. Rd1 Nf6 27. g4 Bxg4 28. fxg4 Nxg4+ 29. Kf3 h5 30. Bf5 Re3+ 31. Kg2 {
Vishnu,P (2505)-Laxman,R (2428) Chennai 2013 1-0 (43)}) 17. f3 Bd7 18. Rfe1 Nb3
19. Rad1 c4 20. Bb1 Nc5 21. e4 dxe4 22. fxe4 Bb5 23. Rd6 Qe7 24. e5 Ne8 25.
Rdd1 Nc7 26. Bc1 N7e6 27. Qf5 Nd3 28. a4 Ba6 29. Rf1 Rf8 30. Rf3 Qc5+ 31. Be3
Qd5 32. Rdf1 Bc8 33. Rg3 Bb7 34. Bh6 Kh8 35. Qxe6 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "5"]
[White "Reis, Paulo Jatoba"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "A11"]
[PlyCount "130"]
[EventDate "2011.??.??"]

1. c4 c6 2. g3 d5 3. Nf3 Bg4 4. Bg2 e6 5. O-O Nf6 6. cxd5 Bxf3 7. Bxf3 cxd5 8.
d3 Nc6 9. Nc3 Be7 10. Bg2 O-O 11. a3 a6 12. Bd2 b5 13. Rc1 Qb6 14. Be3 $146 ({
RR} 14. e4 d4 15. e5 dxc3 16. exf6 Bxf6 17. Be3 Qc7 18. d4 Rac8 19. bxc3 Rfd8
20. a4 Na5 21. axb5 axb5 22. Qh5 Nb3 23. Be4 Nxc1 24. Qxh7+ Kf8 25. Rxc1 Qa5
26. d5 exd5 27. Bxd5 Rxc3 28. Re1 Be5 {Maharramzade,J (2473)-Gagunashvili,M 
(2577) Abu Dhabi 2003 1-0 (33)}) ({RR} 14. e4 dxe4 15. Be3 Qb7 16. dxe4 Na5 17.
Qe2 Rad8 18. f4 Nc4 19. e5 Nd5 20. Nxd5 exd5 21. Bd4 f6 22. Rcd1 Qc6 23. Kh1
fxe5 24. fxe5 Rxf1+ 25. Rxf1 Qe6 26. Qh5 Rf8 27. Rf4 Nd2 28. Rxf8+ Bxf8 {
Lopushnoy,D (2420)-Frolov,D (2428) Smolensk 2000 1/2-1/2 (60)}) 14... Qb7 15.
Nb1 Nd7 16. Nd2 Bf6 17. Rc2 b4 18. Qb1 Rfc8 19. Rfc1 Rab8 20. axb4 Nxb4 21.
Rxc8+ Rxc8 22. Nb3 Nc6 23. Qc2 Ne7 24. Qd1 Bxb2 25. Rb1 Bc3 26. Nc5 Qc6 27. Na4
Bf6 28. Rc1 Qb7 29. Rb1 Qc7 30. Bf4 Be5 31. Bg5 Nc6 32. e4 dxe4 33. Bxe4 Qd6
34. Nb6 Rb8 35. Nc4 Rxb1 36. Qxb1 Qb4 37. Qc1 Qc5 38. Be3 Bd4 39. Kg2 Nf6 40.
Bxd4 Nxd4 41. Qb2 Nb5 42. Bf3 h6 43. Qa1 Qa7 44. Qa5 Nd4 45. Qd8+ Kh7 46. Ba8
Qc5 47. Bb7 Nb5 48. Qa5 Ng4 49. Qe1 Nd6 50. Bf3 Nxc4 51. Bxg4 Ne5 52. Be2 a5
53. Qb1 Qd5+ 54. f3 Nc6 55. Bd1 Nd4 56. Qb2 g5 57. Qa3 g4 58. Qf8 gxf3+ 59. Kf2
e5 60. g4 Qa2+ 61. Ke1 Qe6 62. h3 Qf6 63. Kf1 Qf4 64. Kf2 Qd2+ 65. Kg3 Qe1+ 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "5"]
[White "Santiago, Yago"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "64"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be3 Nf6 7. g4 e5 8. Nf5
g6 9. g5 gxf5 10. exf5 d5 11. gxf6 d4 12. Bc4 Qc7 13. Qe2 ({RR} 13. Qd3 dxe3
14. fxe3 b5 15. Bb3 Bb7 16. Nd5 Qa5+ 17. c3 Nd7 18. O-O-O Nc5 19. Qc2 O-O-O 20.
Rhg1 Bh6 21. Rg7 Nxb3+ 22. Qxb3 Bxd5 23. Rxd5 Qb6 24. Rxe5 Qd6 {0-1 (24)
Shirov,A (2726)-Anand,V (2781) Monte Carlo 1999}) ({RR} 13. Qd3 dxe3 14. O-O-O
{1/2-1/2 (14) Christiansen,J (2506)-Paravyan,D (2638) Pardubice CZE 2018})
13... dxc3 14. O-O-O Bxf5 15. Rhg1 cxb2+ $146 ({RR} 15... Nd7 16. Rg5 Bg6 17.
Bb6 Qxb6 18. Rxe5+ Kd8 19. Bb3 Kc8 20. Qc4+ Qc6 21. Rxd7 Kxd7 22. Qg4+ Kc7 23.
Bd5 cxb2+ {0-1 (23) Fedorchuk,S (2457)-Pavlov,M (2295) Kharkov 1999}) ({RR} 
15... Nd7 16. Rg5 Bg6 17. f4 O-O-O 18. f5 Bh6 19. fxg6 Bxg5 20. Bxg5 Qb6 21.
bxc3 hxg6 22. Bxf7 Nxf6 23. Rf1 Nd7 24. Bxd8 Rxd8 25. Rd1 Qf6 26. Qc4+ Kb8 27.
Qd5 Rf8 28. Bxg6 Qxg6 29. Qxd7 Rf2 30. Rd2 {Wang,Z (2535)-Stohl,I (2560)
Beijing 1996 1/2-1/2}) 16. Kb1 Nc6 17. Rg5 Be6 18. Bxe6 fxe6 19. Bb6 Qf7 20.
Rxe5 Nxe5 21. Qxe5 Ba3 22. Qa5 O-O 23. Qxa3 Qxf6 24. Qe3 Rac8 25. Rg1+ Kf7 26.
Qe4 Rc6 27. Qxh7+ Ke8 28. Qxb7 Qc3 29. Qa8+ Kf7 30. Qb7+ Ke8 31. Qa8+ Kf7 32.
Qb7+ Ke8 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "6"]
[White "Barbosa, Evandro Amorim"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "86"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2
Be7 9. O-O O-O 10. Qd2 b5 11. a4 b4 12. Nd5 Nxe4 13. Nxe7+ Qxe7 14. Qxb4 f5 15.
Na5 Rc8 ({RR} 15... Nd7 16. Nc6 Qf7 17. Rad1 Rac8 18. Rxd6 a5 19. Qa3 Nxd6 20.
Qxd6 Rce8 21. Bb5 f4 22. Bd2 f3 23. Re1 fxg2 24. Be3 Qf6 25. Nxa5 Rf7 26. Rd1
Qh4 27. Qd2 Ref8 28. Bc6 e4 29. Bb5 Ne5 30. Kxg2 {Trunz,T (1732)-Lyutsinger,I 
(2020) Montesilvano ITA 2023 0-1 (31)}) 16. Rfd1 ({RR} 16. Bf3 Bd5 17. Rfd1 Nc6
18. Nxc6 Bxc6 19. a5 Qf7 20. c4 d5 21. cxd5 Bxd5 22. Bb6 h6 23. Qe1 Rc2 24.
Rac1 Rac8 25. Be2 Ng5 26. Rxc2 Rxc2 27. h4 Nh3+ 28. Kh2 Nf4 29. Bf1 Bxg2 30.
Qxe5 Bxf1 {Geller,E (2575)-Tukmakov,V (2580) Moscow (Russia) 1983 1-0 (37)})
16... Nc6 $146 ({RR} 16... Nd7 17. Bc4 Rab8 18. Bxe6+ Qxe6 19. Qa3 Rxc2 20.
Rab1 d5 21. b4 d4 22. Rbc1 Rbc8 23. Rxc2 Rxc2 24. f3 Nc3 {0-1 (24) Hamed,A 
(2331)-Magerramov,E (2556) Dubai 2001}) ({RR} 16... Nd7 17. f3 Rab8 18. Qa3
Nef6 19. Qxd6 Qxd6 20. Rxd6 Kf7 21. Bxa6 Rxc2 22. Bb5 Rxb2 23. Rad1 f4 24. Bf2
h6 25. Nc6 Ra8 26. Rxe6 Kxe6 27. Bc4+ Nd5 28. Bxd5+ {1-0 (28) Bos Swiecik,I 
(2100)-Wiese Jozwiak,M (2225) Porabka 1986}) 17. Nxc6 Rxc6 18. f3 Nf6 19. c4 a5
20. Qa3 f4 21. Bf2 Bxc4 22. Bxc4+ Rxc4 23. Rxd6 Rac8 24. Re1 e4 25. fxe4 Nxe4
26. Rd3 Qxa3 27. Rxa3 Nxf2 28. Kxf2 Rc2+ 29. Re2 Rxe2+ 30. Kxe2 Rc2+ 31. Kf3
Rxb2 32. Kxf4 Rxg2 33. h3 Rb2 34. Kf5 g6+ 35. Kf6 Rb6+ 36. Kg5 Kg7 37. Rc3 h6+
38. Kf4 Rb4+ 39. Ke5 g5 40. Ra3 Kg6 41. Ke6 Kh5 42. Kf5 Rf4+ 43. Ke5 Kh4 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "6"]
[White "El Debs, Felipe"]
[Black "Mecking, Henrique"]
[Result "0-1"]
[ECO "E92"]
[PlyCount "90"]
[EventDate "2011.??.??"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. Be3 Ng4 8. Bg5
f6 9. Bc1 Nc6 10. h3 exd4 11. Nxd4 Nh6 12. Be3 f5 13. Nxc6 bxc6 14. Qd2 Nf7 15.
exf5 $146 ({RR} 15. c5 fxe4 16. Nxe4 d5 17. Ng5 Rb8 18. Nxf7 Rxf7 19. Bd4 Qh4
20. g4 Bxd4 21. Qxd4 Re7 22. Kd1 Re4 23. Qd2 Qf6 24. Kc1 Qxf2 25. Bd3 Qxc5+ 26.
Qc2 Qe3+ 27. Kb1 Rf4 28. Rf1 Rbb4 29. a3 Rxf1+ {Scheeren,P-Diesen,M (2360)
Amsterdam 1977 0-1 (37)}) 15... gxf5 16. O-O Bd7 17. c5 d5 18. f4 Qf6 19. Rfd1
Rab8 20. Rac1 Nd8 21. b3 Ne6 22. Bf3 a5 23. Bxd5 cxd5 24. Nxd5 Qf7 25. c6 Be8
26. Qxa5 Rd8 27. b4 Nd4 28. Bxd4 Rxd5 29. Qa7 Bxc6 30. Rxc6 Qe8 31. Qa4 Bxd4+
32. Kh1 Bb6 33. Qb3 Qxc6 34. Rxd5 Kg7 35. Rd1 Rf6 36. a4 Rg6 37. Qb2+ Kh6 38.
a5 Be3 39. Rf1 Qc4 40. Rf3 Bxf4 41. Qf2 Qc1+ 42. Qf1 Qxf1+ 43. Rxf1 Bd2 44. Ra1
Bxb4 45. a6 Rg8 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "6"]
[White "Matsuura, Everaldo"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "37"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Nc6 7. Be2 Be7 8.
O-O O-O 9. f4 a6 10. a4 Bd7 11. Bf3 Rc8 12. Nde2 $146 ({RR} 12. Qe2 Qc7 13.
Rad1 Na5 14. g4 Nc4 15. g5 Nxb2 16. gxf6 Bxf6 17. Nb1 Nxd1 18. Rxd1 Bxa4 19.
Rc1 g6 20. c4 e5 21. fxe5 dxe5 22. Nc2 Qxc4 23. Qxc4 Rxc4 24. Nca3 Rxc1+ 25.
Bxc1 Rc8 26. Bb2 b5 {Sokol,L-Lanc,A (2405) Slovakia 1999 0-1 (31)}) ({RR} 12.
Nb3 e5 13. f5 Na5 14. Nxa5 Qxa5 15. Qd2 Qb4 16. Ra3 Qc4 17. Rb3 b5 18. Be2 Nxe4
19. Bxc4 Nxd2 20. Bxf7+ Rxf7 21. Bxd2 bxa4 22. Rb6 Rxf5 23. Rb7 Rxf1+ 24. Kxf1
Rd8 25. Ra7 Kf8 26. Rxa6 Rb8 {Meylan,A (2205)-Bjorklund,T (2174) Tornelo INT
2021 1-0 (95)}) ({RR} 12. Nce2 Qc7 13. c3 Rfd8 14. Qe1 Be8 15. Qg3 d5 16. e5
Nd7 17. h4 Bf8 18. b4 Nxd4 19. Bxd4 Nb6 20. a5 Nc4 21. Bg4 Bb5 22. f5 Bd7 23.
f6 g6 24. h5 g5 25. h6 Bxh6 26. Bh5 Bb5 {Rudnick,W (2120)-Mack,G (1700)
Ellwangen 2000 1-0 (38)}) 12... h5 13. h3 h4 14. Kh1 e5 15. Nd5 exf4 16. Bb6
Qe8 17. Nc7 Qd8 18. Nd5 Qe8 19. Nc7 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "6"]
[White "Mekhitarian, Krikor"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "A61"]
[PlyCount "88"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4
Bg7 9. h3 O-O 10. e3 Ne8 11. Be2 Nd7 12. O-O Qe7 13. Re1 h6 14. Qc2 Rb8 15.
Rad1 g5 16. Bh2 f5 17. Nd2 Nc7 $146 ({RR} 17... Ne5 18. Nc4 Nxc4 19. Bxc4 Bd7
20. a5 Nc7 21. f4 b5 22. axb6 Rxb6 23. e4 gxf4 24. exf5 Qg5 25. Re6 Qxf5 26.
Bd3 Qg5 27. Bh7+ Kh8 28. Ne4 Qh4 29. Rxd6 Rxb2 30. Qxc5 Rxg2+ 31. Kxg2 Qxh3+
32. Kg1 {Fritz,A (2148)-Ornstein,A (2306) Vasteras SWE 2018 0-1 (36)}) 18. Nc4
Ne5 19. Nb6 Nd7 20. Nxc8 Rbxc8 21. Bd3 Qf6 22. g4 fxg4 23. hxg4 Ne5 24. Bxe5
Qxe5 25. Bf5 Rb8 26. Kg2 b5 27. f4 gxf4 28. exf4 Qxf4 29. Re7 bxa4 30. Rf1 Qd4
31. Rxc7 a3 32. Be6+ Kh8 33. Rh1 Qf4 34. Rxg7 Kxg7 35. bxa3 Qf3+ 36. Kh2 Rb3
37. Rc1 Rfb8 38. Qd2 Rxa3 39. g5 Rb4 40. gxh6+ Kh8 41. Bh3 Rh4 42. Qg2 Qf4+ 43.
Qg3 Qxg3+ 44. Kxg3 Rc4 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "6"]
[White "Santos Jr, Haroldo Cunha"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "58"]
[EventDate "2011.??.??"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bg4 4. e3 f6 5. Be2 e5 6. dxe5 Bxf3 7. Bxf3 fxe5 8.
Bxd5 exf4 9. Qh5+ g6 10. Bxc6+ bxc6 11. Qe5+ Qe7 $146 ({RR} 11... Ne7 12. Qxh8
Qd6 13. Qd4 fxe3 14. Qxd6 exf2+ 15. Kxf2 cxd6 16. Nc3 Rb8 17. b3 Bg7 18. Ne4
Bxa1 19. Rxa1 d5 20. Nf6+ Kf7 21. Nxh7 Rb4 22. Ng5+ Kf6 23. Nf3 Rf4 24. g3 Rf5
25. Kg2 g5 26. Nd4 {Umbetov,K (2073)-Lopez Godinez,O Tornelo INT 2021 1-0 (55)}
) ({RR} 11... Ne7 12. Qxh8 Qd6 13. Qd4 fxe3 14. Qxd6 exf2+ 15. Kxf2 cxd6 16.
Nc3 Rb8 17. b3 Bg7 18. Ne4 Bxa1 19. Rxa1 d5 20. Nf6+ Kf7 21. Nxh7 Rb4 22. Ng5+
Kf6 23. Nf3 Rf4 24. g3 Rf5 25. Kg2 g5 26. Nd4 {Umbetov,K (2073)-Lopez Godinez,
O Tornelo INT 2021 1-0 (55)}) 12. Qxh8 Nf6 13. Nc3 O-O-O 14. Rd1 Re8 15. O-O
Bh6 16. Qxe8+ Qxe8 17. exf4 Bxf4 18. Rfe1 Qf7 19. Ne4 Nxe4 20. Rxe4 Bd6 21. c4
Qf5 22. Rde1 Bc5 23. Re8+ Kb7 24. R8e2 a5 25. b3 h5 26. h3 g5 27. Rd1 g4 28.
hxg4 hxg4 29. Rdd2 g3 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "6"]
[White "Vescovi, Giovanni"]
[Black "Reis, Paulo Jatoba"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "88"]
[EventDate "2011.??.??"]

1. d4 e6 2. Nf3 Nf6 3. Bg5 h6 4. Bh4 d6 5. e3 Nbd7 6. c4 g5 7. Bg3 Nh5 8. Nc3
Bg7 9. Be2 O-O 10. Qc2 a6 $146 ({RR} 10... Qe7 11. Nd2 Nxg3 12. hxg3 c5 13. d5
Nf6 14. dxe6 Bxe6 15. O-O d5 16. cxd5 Nxd5 17. Nxd5 Bxd5 18. Rad1 Rfd8 19. Bf3
b6 20. Ne4 Bb7 21. g4 Rab8 22. b3 Be5 23. Rxd8+ Rxd8 24. Rd1 Rd7 25. Rd2 {
Krumpacnik,D (2377)-Kantor,G (2292) Budapest 2011 1-0 (64)}) 11. Nd2 Nxg3 12.
hxg3 c5 13. d5 exd5 14. Nxd5 Nf6 15. Bf3 Nxd5 16. Bxd5 Be6 17. Bxe6 fxe6 18.
O-O Qe7 19. Rad1 b5 20. Ne4 Rfd8 21. b3 Rac8 22. g4 Be5 23. Qe2 d5 24. Nd2 Rb8
25. Nf3 Bg7 26. Qc2 bxc4 27. bxc4 Rb2 28. Qd3 Rb4 29. cxd5 exd5 30. Qxa6 Rxg4
31. Nd2 Kh8 32. Rb1 Qd7 33. Rfd1 Ra4 34. Qb6 c4 35. Ne4 Rf8 36. Rd2 Qf5 37. Nd6
Qf6 38. Qc6 c3 39. Rc2 Ra5 40. Rb7 d4 41. Qc7 d3 42. Ne4 Qe5 43. Rxc3 d2 44.
Rd3 Qa1+ 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "7"]
[White "Fier, Alexandr"]
[Black "Barbosa, Evandro Amorim"]
[Result "1-0"]
[ECO "A31"]
[PlyCount "61"]
[EventDate "2011.??.??"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. g3 Qb6 6. Nc2 e6 7. Bg2 d5 8.
cxd5 exd5 9. O-O Be6 10. Nc3 Rd8 11. Na4 Qa6 12. Nd4 b5 13. Nxe6 fxe6 14. Nc3
Bc5 $146 ({RR} 14... Qb6 15. e3 Be7 16. Qe2 a6 17. Bd2 O-O 18. Rfc1 Ne5 19. Be1
Rc8 20. a4 b4 21. Na2 a5 22. Rxc8 Rxc8 23. Nc1 b3 24. Qd1 Rc2 25. Qd4 Qxd4 26.
exd4 Nc6 27. Bc3 Bb4 28. Bxb4 axb4 29. Nd3 {Roiz,M (2677)-Avrukh,B (2657)
Haifa 2008 0-1 (43)}) 15. Qd3 Rb8 16. Bf4 Nb4 17. Qd2 Rc8 18. a3 Nc6 19. Qd3
O-O 20. Qxb5 Qxb5 21. Nxb5 Nd4 22. Nc3 Nb3 23. Rad1 Nh5 24. Nxd5 exd5 25. Bxd5+
Kh8 26. Bxb3 Nxf4 27. gxf4 Rxf4 28. Bd5 Rcf8 29. e3 Rg4+ 30. Bg2 h5 31. Rd5 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "7"]
[White "Leitao, Rafael"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "E37"]
[PlyCount "97"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 c5 8.
dxc5 Nc6 9. Nf3 Qa5+ 10. Bd2 Qxc5 11. e3 Nxd2 12. Nxd2 dxc4 13. Bxc4 O-O 14. b4
Qe7 15. O-O Bd7 16. Qb2 Rac8 17. Rac1 Rfd8 18. Be2 Be8 19. Nb3 ({RR} 19. Rfd1
h6 20. h3 b6 21. Nf3 Rxd1+ 22. Bxd1 Qb7 23. Rc4 Ne7 24. Rg4 Ng6 25. Bc2 Qc7 26.
Bxg6 Qc1+ 27. Qxc1 Rxc1+ 28. Kh2 fxg6 29. Ne5 g5 30. Rc4 Rxc4 31. Nxc4 Kf8 32.
Kg3 Ke7 33. f4 Bb5 {So,W (2752)-Carlsen,M (2830) Toronto CAN 2023 1/2-1/2 (45)}
) 19... Nb8 $146 ({RR} 19... Rc7 20. h3 Rdc8 21. Bf3 b6 22. Rfd1 h6 23. g3 f6
24. Bg2 Ne5 25. Rxc7 Rxc7 26. Nd4 Ba4 27. Rc1 Kf7 28. Rxc7 Qxc7 29. Qa2 Qc4 30.
Qa1 Ke7 31. Bf1 Qd5 32. Qc3 Bc6 33. Nxc6+ Qxc6 34. Qxc6 {Ponomariov,R (2714)
-Radjabov,T (2734) Beijing 2014 0-1 (50)}) 20. h3 Bc6 21. Nd4 Bd5 22. Rxc8 Rxc8
23. Rc1 Rxc1+ 24. Qxc1 Qd8 25. Qc5 b6 26. Qc2 g6 27. Bf3 Bxf3 28. Nxf3 Qd6 29.
Qc8+ Kg7 30. Ng5 h6 31. Qh8+ Kxh8 32. Nxf7+ Kg7 33. Nxd6 a6 34. Kf1 Kf6 35. Ke2
e5 36. Kd3 Ke6 37. Ne4 Nd7 38. a4 Kd5 39. Nc3+ Kc6 40. Kc4 b5+ 41. axb5+ axb5+
42. Kd3 Nf6 43. f4 exf4 44. exf4 Ne8 45. Kd4 Nd6 46. Ke5 g5 47. fxg5 Nf7+ 48.
Kf6 Nxg5 49. h4 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "7"]
[White "Mecking, Henrique"]
[Black "Vescovi, Giovanni"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "134"]
[EventDate "2011.??.??"]

1. d4 d6 2. e4 Nf6 3. f3 c6 4. c4 e5 5. Ne2 Nbd7 6. Nbc3 Be7 7. Be3 O-O 8. Qd2
d5 9. Ng3 ({RR} 9. cxd5 cxd5 10. exd5 exd4 11. Bxd4 Nb6 12. O-O-O Nbxd5 {
1/2-1/2 (12) Milanovic,D (2454)-Markus,R (2613) Valjevo SRB 2018}) ({RR} 9.
cxd5 cxd5 10. exd5 exd4 11. Nxd4 Nb6 12. O-O-O Nfxd5 13. Nc2 Be6 14. Be2 Nxe3
15. Qxe3 Qc7 16. Kb1 Rac8 17. Nd4 Bf6 18. Nxe6 fxe6 19. Rc1 Qe7 20. Ne4 Be5 21.
Qb3 Kh8 22. g3 Bd4 23. Rxc8 Rxc8 {Hua,L (2305)-Pakleza,Z (2482) chess.com INT
2023 1/2-1/2 (51)}) 9... dxe4 10. Ncxe4 $146 ({RR} 10. dxe5 Nxe5 11. Ngxe4 Nxe4
12. Nxe4 Bh4+ 13. Bf2 Bxf2+ 14. Nxf2 Qe7 15. O-O-O Bf5 16. Ne4 Bxe4 17. fxe4
Rad8 18. Qe2 Qg5+ 19. Kb1 Rxd1+ 20. Qxd1 Rd8 21. Qc1 Qg4 22. h3 Qxe4+ 23. Ka1
Qe3 24. Qb1 Rd2 {Mishkin,P (1924)-Foygel,I (2482) Natick 1999 0-1}) ({RR} 10.
dxe5 Nxe5 11. Ngxe4 Be6 12. c5 Nxe4 13. Nxe4 Bh4+ 14. Bf2 Bd5 15. Bxh4 Qxh4+
16. Qf2 Qf4 17. Be2 Bxe4 18. fxe4 Qxe4 19. O-O Rad8 20. Rad1 Rd5 21. b3 Rfd8
22. Rxd5 Qxd5 23. h3 Qd4 24. Bf3 Kf8 {Moiseenko,A (2275)-Jurkovic,H (2355)
Ceske Budejovice 1995 0-1 (50)}) 10... Nxe4 11. Nxe4 Nf6 12. Ng3 exd4 13. Bxd4
Bb4 14. Qxb4 Qxd4 15. Rd1 Qe5+ 16. Kd2 Rd8+ 17. Bd3 Qf4+ 18. Kc2 Nd5 19. Qd2
Ne3+ 20. Kb1 Be6 21. Rhe1 Rxd3 22. Qxd3 Nxd1 23. Rxd1 h6 24. b3 Qh4 25. Nf1 a5
26. Qd4 Qh5 27. g4 Qh4 28. Ng3 Qxh2 29. Nh5 f6 30. Qd6 Qxd6 31. Rxd6 Re8 32.
Ng3 Kf7 33. Kc2 Ke7 34. Rd2 b5 35. cxb5 cxb5 36. Kb2 Rd8 37. Rxd8 Kxd8 38. Ne2
Bd5 39. Nd4 g6 40. Kc3 b4+ 41. Kd3 Ke7 42. Ke3 Kd6 43. Ne2 Be6 44. Nf4 f5 45.
Nxg6 fxg4 46. fxg4 Bxg4 47. Kd4 h5 48. Kc4 Be2+ 49. Kd4 Kc6 50. Nh4 Bg4 51. Kc4
Be6+ 52. Kd4 Kb5 53. Ke5 Bg4 54. Ng2 Bf3 55. Ne3 Be2 56. Ke4 Kc5 57. Nf5 Bg4
58. Ne3 Be6 59. Ke5 Bg8 60. Nf1 Bh7 61. Nd2 Bd3 62. Kf4 Kd4 63. Nf3+ Kc3 64.
Ne5 Bb1 65. Nc6 Bxa2 66. Nxa5 Bxb3 67. Nc6 Bd1 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "7"]
[White "Reis, Paulo Jatoba"]
[Black "Santos Jr, Haroldo Cunha"]
[Result "1-0"]
[ECO "A34"]
[PlyCount "53"]
[EventDate "2011.??.??"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. O-O e5 8. a3
f6 9. e3 Be7 10. d4 cxd4 11. exd4 exd4 12. Ne2 Ne6 13. Re1 $146 ({RR} 13. b4 d3
14. Nf4 Nxf4 15. Bxf4 Be6 16. Re1 Qd7 17. b5 Na5 18. Qa4 Nb3 19. Rxe6 Nxa1 20.
Qe4 O-O 21. Rxe7 Qxb5 22. Nd4 Qa4 23. Qxb7 Qd1+ 24. Bf1 Qg4 25. Ne6 {1-0 (25)
Mitrandzas,A (2086)-Tsiros,F (1861) Athens 2012}) ({RR} 13. b4 a6 14. Bb2 d3
15. Nc3 O-O 16. Re1 Kh8 17. Re3 Ne5 18. Nxe5 fxe5 19. Nd5 Bg5 20. Rxd3 Nd4 21.
h4 Bh6 22. Bxd4 exd4 23. Rxd4 Rb8 24. Qd3 g6 25. Re1 Bg7 26. Rc4 Bf5 27. Be4
Bh3 {Howell,D (2667)-Hernandez Gonzalez,W (2474) chess.com INT 2022 1-0}) ({RR
} 13. b4 Qb6 14. Qb3 a5 15. Nf4 Ne5 16. Nxe5 fxe5 17. Nd3 O-O 18. Nxe5 axb4 19.
Bd2 Kh8 20. axb4 Rxa1 21. Rxa1 Bf6 22. Nd3 Nc7 23. Nc5 Na6 24. Qc4 Nxc5 25.
Qxc5 Qxc5 26. bxc5 g6 27. Bf4 Re8 {Tschann,S (2211)-Petermann,M (2236)
Emmendingen 2012 1/2-1/2 (46)}) 13... a5 14. Nf4 Nxf4 15. Bxf4 O-O 16. Qa4 g5
17. Bd2 Rb8 18. b4 axb4 19. axb4 g4 20. b5 gxf3 21. bxc6 bxc6 22. Bxf3 c5 23.
Qc4+ Kh8 24. Ra7 Bd6 25. Bh6 Bd7 26. Bxf8 Bxf8 27. Qf7 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "7"]
[White "Santiago, Yago"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "76"]
[EventDate "2011.??.??"]

1. e4 {Marin,M Babula/Meyer,CD} e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 ({
RR} 5. Nxc6) ({RR} 5. Be3) ({RR} 5. Be3 Qf6 6. c3) ({RR} 5. Nxc6 Qf6 6. Qd2
dxc6) 5... Bb6 6. Nc3 Nf6 ({RR} 6... d6) ({RR} 6... Nge7) 7. Bg5 ({RR} 7. Qe2
O-O 8. Bg5 Nd4 ({RR} 8... h6 9. Bh4 a5 10. a4 Nd4 11. Qd3 Nxb3 12. cxb3 Re8 13.
O-O-O d6 14. Qc2 Bd7 15. Bc4 Be6 16. Rhe1 Qe7 17. e5 dxe5 18. Rxe5 Qf8 19. Bxf6
gxf6 20. Re2) 9. Qd2 Nxb3 10. axb3 Re8 11. f3 h6 12. Bf4 d5 13. O-O-O d4 14.
Kb1 Be6 15. Nb5 Qe7 16. g4 Rad8 17. h4) 7... h6 8. Bh4 d6 9. Bd3 ({RR} 9. Qe2 {
RR} Be6) ({RR} 9. Qe2 O-O 10. O-O-O Re8 11. f3 Be6 12. Kb1 a5 13. Bf2 ({RR} 13.
Na4 Ba7 14. Qe1) 13... a4 14. Nc5 a3 15. Nxe6 Rxe6 16. Bxb6 cxb6 17. Qd2 ({RR} 
17. b3 d5 18. Nxd5 Nxd5 19. Rxd5 Qf6) 17... axb2 18. Bc4 Re5 19. Bb3 ({RR} 19.
Qxd6 Qxd6 20. Rxd6 Rc5) 19... Rc5 20. Na4 Rca5 21. Nc3 ({RR} 21. Nxb2) 21...
Ne8 22. Nd5 Ne5 23. Qd4 Nd7 {Ivanchuk,V (2750)-Morozevich,A (2741) Morelia/
Linares 2007 CBM 117 [Marin,M] 0-1 (39)}) ({RR} 9. Bb5 Bd7 10. Qe2 g5 11. Bg3
Qe7 12. O-O-O O-O-O 13. Rhe1 Rhe8 14. f3 Kb8 15. a4 a6 16. Bxc6 Bxc6 17. a5 Ba7
18. Nd4 Bd7 19. Qc4 Be6 20. Nd5 Bxd5 21. exd5 Qd7 22. Rd3 Kc8 23. Red1 Kb8 {
Sturt,R (2434)-Naumkin,I (2230) Novi Sad SRB 2022 0-1 (70)}) 9... Be6 10. Bg3
$146 ({RR} 10. Na4 g5 ({RR} 10... Ne5 11. Nxb6 axb6 12. Nd4 Ng6) 11. Bg3 Qe7 ({
RR} 11... Nd7 12. Bb5 Qf6 13. Bxc6 bxc6 14. Qd2 Nf8 ({RR} 14... O-O-O) ({RR} 
14... Qg6) 15. e5 ({RR} 15. h4) 15... dxe5 16. Qc3 Nd7 17. Nbc5 ({RR} 17. Qxc6
O-O 18. O-O-O) 17... O-O-O ({RR} 17... O-O) 18. O-O-O Nxc5 ({RR} 18... Rhe8)
19. Nxb6+ axb6 20. Bxe5 Rxd1+ 21. Rxd1 Qxf2 22. Bxh8 Qxg2 23. Bd4) 12. O-O ({RR
} 12. f3 h5 ({RR} 12... d5)) ({RR} 12. Qe2 Bxb3 ({RR} 12... h5 13. h4 Bxb3 14.
axb3 Nd4 15. Qd1 Nxe4 16. O-O) 13. axb3 Bd4 ({RR} 13... Nd4 14. Qd1 Nxe4 15.
O-O) 14. O-O-O ({RR} 14. f3)) 12... h5 13. Nxb6 axb6 14. f3 ({RR} 14. h3 h4 15.
Bh2 g4) 14... h4 15. Be1 ({RR} 15. Bf2 g4 16. Be3 ({RR} 16. Nd4 g3) ({RR} 16.
f4 g3 17. hxg3 hxg3 18. Bxg3 O-O-O) 16... gxf3 ({RR} 16... h3 17. g3 Ne5) 17.
Qxf3 Ng4) 15... Nh5 ({RR} 15... Ne5 16. Nd4 ({RR} 16. Bc3 h3 17. g3 g4) 16...
O-O-O 17. a4 d5) ({RR} 15... h3 16. g3 O-O-O ({RR} 16... g4 17. f4) 17. Bc3 ({
RR} 17. a4 Bxb3 18. cxb3 d5) 17... Ne5 18. Nd4 d5) ({RR} 15... O-O-O 16. Bc3
Rhg8) 16. Bb5 ({RR} 16. Bc3 Ne5 17. Nd4 Bd7 ({RR} 17... O-O-O 18. a4) ({RR} 
17... Nf4 18. Bb5+ Kf8 ({RR} 18... c6 19. Nxc6 bxc6 20. Bxe5) 19. Rf2) 18. b3
f6 19. a4 Nf4 20. Bb2) 16... Kf8 ({RR} 16... O-O-O 17. Nd4 ({RR} 17. Bxc6 bxc6
18. Bc3 ({RR} 18. Nd4 d5) 18... Rhe8 19. Nd4 d5) 17... d5 ({RR} 17... Ne5 18.
a4)) 17. Bxc6 ({RR} 17. Nd4 Ne5 18. a4 ({RR} 18. Rf2)) 17... bxc6 18. Bc3 Rg8 (
{RR} 18... f6 19. Nd4 c5) 19. Nd4 ({RR} 19. Qd2 c5 20. Nc1) 19... c5 20. Nxe6+
({RR} 20. Nf5 Bxf5 21. exf5 Nf4) 20... fxe6 ({RR} 20... Qxe6 21. a4) 21. f4 ({
RR} 21. a4 e5 22. a5 bxa5) 21... Nxf4 ({RR} 21... g4 22. e5 d5 23. f5) 22. Qh5
({RR} 22. g3 hxg3 23. hxg3 Ke8) 22... e5 23. g3 hxg3 ({RR} 23... Qg7 24. Qf3)
24. hxg3 Qg7 {Burg,T (2502)-Babula,V (2585) Germany 2013 CBM 154 [Babula/Meyer,
CD] 0-1 (52)} {RR} 25. gxf4 gxf4+ 26. Kf2 Qg2+ 27. Ke1 Qxe4+ 28. Qe2 Qf5) ({RR
} 10. Qe2 Qe7 11. O-O-O g5 12. Bg3 O-O-O) ({RR} 10. Bb5 O-O 11. Bxc6 bxc6 12.
O-O g5 13. Bg3 Bg4 14. Qd3 Nh5 15. Ne2 Bxe2 16. Qxe2 Nxg3 17. hxg3 Qf6 18. c3
Rae8 19. Qf3 Qxf3 20. gxf3 g4 21. Nd2 gxf3 22. Rfe1 Re6 23. Nxf3 Rfe8 24. Nh4
Rxe4 {Manakova,I (2244)-Kostiuk,T (2232) Sochi 2007 0-1 (50)}) 10... Qe7 11.
O-O O-O-O 12. Re1 Ne5 13. Na4 g5 14. Nxb6+ cxb6 15. Nd4 h5 16. Nf5 Bxf5 17.
exf5 h4 18. Bxe5 dxe5 19. Qe2 Rd5 20. Bc4 Rd4 21. Bd3 h3 22. g3 e4 23. c3 Rd5
24. Bc4 Rxf5 25. b4 Qc7 26. Bb3 Re8 27. a4 Re7 28. c4 Qc6 29. b5 Qc5 30. a5
bxa5 31. Bc2 b6 32. Rad1 g4 33. Rd2 Rf3 34. Qd1 e3 35. Rd8+ Kc7 36. fxe3 Rfxe3
37. Rxe3 Rxe3 38. Kh1 Qe7 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "7"]
[White "di Berardino, Diego"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "D16"]
[PlyCount "114"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 e6 6. e3 c5 7. Bxc4 Nc6 8. O-O
Be7 9. Qe2 cxd4 10. Rd1 O-O 11. exd4 Nb4 12. Ne5 Nfd5 ({RR} 12... b6 13. Qf3
Rb8 14. Qh3 Bb7 15. Be3 Rc8 16. Rac1 Nfd5 17. Bd2 Bf6 18. Be2 Qd6 19. Ne4 Qe7
20. Nxf6+ Nxf6 21. Bg5 Rxc1 22. Rxc1 h6 23. Bxh6 gxh6 24. Qxh6 Rc8 25. Rc3 Rxc3
26. bxc3 Nbd5 27. c4 {Lorenzo de la Riva,L (2420)-Iskusnyh,S (2443) chess.com
INT 2023 1/2-1/2 (57)}) 13. Qf3 ({RR} 13. Ne4 Bd7 14. Nc5 Bc6 15. a5 Qc7 16.
Bb3 b6 17. Ne4 bxa5 18. Bd2 a4 19. Bxb4 axb3 20. Bxe7 Nxe7 21. Rac1 Qb6 22. Ng5
Be8 23. h4 Rd8 24. Ngf3 Bc6 25. Nxc6 Nxc6 26. Qe4 Rd6 27. Ng5 f5 {Morozevich,A
(2748)-Aronian,L (2815) Beijing 2012 1-0 (46)}) 13... Bf6 $146 ({RR} 13... b6
14. Bxd5 exd5 15. Bf4 Be6 16. Rac1 f6 17. Nd3 Nc6 18. Nb5 Rc8 19. Re1 Bf7 20.
Qg4 Kh8 21. Bc7 Rxc7 22. Nxc7 Qxc7 23. Rxe7 Qxe7 24. Rxc6 Bg6 25. Re6 Qd7 26.
Rxf6 Qe8 27. Rxf8+ Qxf8 28. Ne5 {Gridnev,S (1491)-Petrochenko,M (2086) St
Petersburg RUS 2019 1/2-1/2 (47)}) ({RR} 13... b6 14. Bxd5 exd5 15. Bf4 Be6 16.
Rac1 f6 17. Nd3 Nc6 18. Nb5 Rc8 19. Re1 Bf7 20. Qg4 Kh8 21. Bc7 Rxc7 22. Nxc7
Qxc7 23. Rxe7 Qxe7 24. Rxc6 Bg6 25. Re6 Qd7 26. Rxf6 Qe8 27. Rxf8+ Qxf8 28. Ne5
{Gridnev,S (1491)-Petrochenko,M (2086) St Petersburg RUS 2019 1/2-1/2 (47)})
14. Bb3 Bd7 15. Qg3 Bc6 16. Ne4 Bh4 17. Qh3 Be7 18. a5 Rc8 19. Bd2 Nf4 20. Qf3
Ng6 21. Bxb4 Bxb4 22. Nxc6 bxc6 23. Bc4 Bxa5 24. Qh5 Bb6 25. Ng5 h6 26. Nxe6
fxe6 27. Qxg6 Rf6 28. Qe4 Qd6 29. b3 Rd8 30. Ra4 Kf8 31. Be2 Qf4 32. Qe3 Qxe3
33. fxe3 e5 34. Rc4 exd4 35. exd4 Rfd6 36. Kf1 Bxd4 37. b4 Be5 38. Rxd6 Bxd6
39. Rxc6 Bxb4 40. Rc7 a5 41. Bc4 Rd1+ 42. Ke2 Rd2+ 43. Kf3 Rc2 44. Rc6 Ke7 45.
Bb5 Rb2 46. Ra6 Be1 47. Bc6 Kd6 48. Ke3 Bf2+ 49. Kd3 Bb6 50. Bf3 Kc5 51. Kc3
Rf2 52. Kb3 Kb5 53. Ra8 Bc7 54. h3 Be5 55. Ra7 Rb2+ 56. Ka3 Rd2 57. Rb7+ Kc4
0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "8"]
[White "Barbosa, Evandro Amorim"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "52"]
[EventDate "2011.??.??"]

1. e4 {Bologan,V} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4
h6 8. f4 e5 9. Nf5 Nc6 10. Qf3 ({RR} 10. Be2 g6 11. Ng3 exf4 12. Bxf4 Ne5 13.
Qd4 Be6 14. O-O-O Qa5 15. Kb1 Be7 16. Nd5 Bxd5 17. exd5 Nfd7 18. Ne4) 10... g6
11. O-O-O gxf5 12. exf5 e4 ({RR} 12... Qc7 13. Bg2 ({RR} 13. g5 exf4 14. gxf6 (
{RR} 14. Bxf4 hxg5 15. Bxg5 Ne5 16. Qf2 Bh6) 14... fxe3 15. Nd5 Qa5 16. Qxe3+
Kd8 17. Bh3 Rb8)) 13. Nxe4 Nxe4 14. Qxe4+ Qe7 15. Qd3 Bg7 16. Bd2 ({RR} 16. Bb6
O-O 17. Bg2 Qf6 18. c3) 16... O-O 17. g5 ({RR} 17. Bg2) 17... hxg5 18. fxg5 Qe5
({RR} 18... Ne5 19. Qe4 d5 20. Qf4) 19. f6 Bf5 20. Qg3 Rfc8 21. Bc3 Nb4 ({RR} 
21... Qxg3 22. hxg3 Nb4 23. Rd4 Nxa2+ 24. Kd2 Nxc3 25. bxc3 Rc5 ({RR} 25... Rc7
) 26. fxg7 Kxg7 27. Bg2 Ra7 28. Rxd6 Be6 29. g6 Kxg6 30. Rb6) 22. Bxe5 Rxc2+
23. Kb1 Re2+ 24. Ka1 Nc2+ 25. Kb1 Na3+ 26. Ka1 $146 Nc2+ 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "8"]
[White "Leitao, Rafael"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "D82"]
[PlyCount "51"]
[EventDate "2011.??.??"]

1. d4 {CB} Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 Ne4 ({
RR} 7... dxc4 8. Bxc4 O-O 9. Nge2 Qxc5 10. Qb3 Nc6 11. Nb5 Qh5 12. Ng3 Qh4 13.
Nc7 e5 14. Bg5 Qxg5 15. h4 Qg4 16. Nxa8 Qd7 ({RR} 16... e4 17. Nc7 Na5 18. Qb5
Nxc4 19. Qxc4 Bd7 20. Nd5 Nxd5 21. Qxd5 Bxb2 22. Rc2 Bc6 23. Qg5 Qxg5 24. hxg5)
17. Rd1 Qe7 18. Qa3 Nb4 19. O-O Bg4 20. f3 Bh6 21. fxg4 Nxg4 22. Rxf7) 8. cxd5
Nxc3 9. Qd2 Qxa2 10. Rxc3 ({RR} 10. bxc3 Qa5 11. Bc4 Nd7 12. Ne2 Ne5 13. Ba2
Bf5 14. Bxe5 Bxe5 15. Nd4 Qxc5 16. Nxf5 gxf5 17. O-O Qa5 18. Qc2 f4 19. c4 fxe3
20. c5 Qd2 21. Qa4+ Kf8 22. Rcd1 Qe2 23. d6 Qh5 24. f4 e2) ({RR} 10. bxc3 Qa3
11. Nf3 O-O 12. Be2 Qxc5 13. O-O Bg4 14. h3 Bxf3 15. Bxf3 Nd7 16. e4 b5 17. Be3
Qc7 18. Be2 Nc5 19. c4 Nb3 20. cxb5 Qxc1 21. Rxc1 Nxd2 22. Bxd2 Rfc8 23. Rc6
Bd4 24. Bg4 Rcb8 {Barria Zuniga,D (2341)-Migot,T (2356) chess.com INT 2022 0-1
(52)}) 10... O-O ({RR} 10... Bxc3 11. Qxc3 f6 ({RR} 11... Qa1+ 12. Kd2 f6 13.
Nf3 O-O 14. Bh6 Rf7 15. Rg1 Na6 16. Bd3) 12. Nf3 ({RR} 12. Bb5+ Bd7 13. c6 bxc6
14. dxc6 Nxc6 15. Bxc6 Qa1+ 16. Kd2 Bxc6 17. Qxc6+ Kf7 18. Nf3 Qxh1 19. Ng5+
fxg5 20. Qd5+ Kg7 21. Qe5+) 12... Bd7 13. Be2 Qxd5 14. O-O Nc6 15. b4 a5 16. b5
Nb4 17. Rd1 Qe4 18. Ne1 ({RR} 18. c6 bxc6 19. b6 e5 20. Nxe5 fxe5 21. b7 Rb8
22. Bxe5) 18... Nd5 19. Qd2 e6 20. Nc2 ({RR} 20. f3 Qb4) 20... O-O ({RR} 20...
Qa4 21. Bd6 Kf7 22. Nd4 Qb4) 21. Bd6 Rfd8 22. Nd4 Qh4 23. g3 Qh6 24. Bc4 Re8
25. Nxe6 {Wang,Y (2738)-Carlsen,M (2770) Leon 2009 CBM 130 Extra [CB] 1-0 (45)}
) 11. Bc4 Bxc3 ({RR} 11... Qa1+ 12. Rc1 Qxb2 13. Qxb2 Bxb2 14. Rb1 Bc3+ 15. Ke2
Nd7 16. c6 Nb6 17. Bd3 Rd8 18. Nf3 Rxd5 19. Rhc1 Rc5 20. Rb3 Bb4 21. Rd1 a5 22.
Be5 Rxc6 23. Bb5 Be6 24. Rbd3 Rcc8 25. Bd4 Bc4 26. Bxc4 {Santos,M (2354)-Fier,
A (2547) Hotel Dan Inn Planalto, Av. C 2019 0-1 (43)}) 12. Qxc3 Qa1+ $146 ({RR
} 12... Qb1+ 13. Ke2 Qf5 14. Nf3 Qh5 15. h3 Bg4 16. e4 Nd7 17. c6 bxc6 18. dxc6
Nb6 19. Ba6 Bc8 20. Bd3 Be6 21. Ra1 a5 22. Bc7 Nc8 23. Rxa5 Rxa5 24. Bxa5 Nd6
25. e5 Nf5 26. c7 Nh4 27. g4 {Cajbel,M (2242)-Malisauskas,V (2483) Ustron 2009
1-0 (42)}) 13. Ke2 f6 14. h4 Na6 15. d6+ e6 16. h5 g5 17. Bxg5 Nxc5 18. Qd4
fxg5 19. h6 Rf7 20. Rh5 Ne4 21. Nf3 g4 22. Rg5+ Nxg5 23. Nxg5 Qa4 24. Nxf7 Qc2+
25. Ke1 Qc1+ 26. Ke2 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "8"]
[White "Matsuura, Everaldo"]
[Black "Reis, Paulo Jatoba"]
[Result "1/2-1/2"]
[ECO "C05"]
[PlyCount "176"]
[EventDate "2011.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 cxd4 8. cxd4
a5 9. Ne2 a4 10. Nc3 Nb6 11. Bd3 Bd7 12. O-O Be7 13. Rb1 ({RR} 13. Qe1 Nb4 14.
Bb1 Nc4 15. a3 Nc6 16. Bc2 b5 17. f5 Qb6 18. Qf2 N6xe5 19. Nxe5 Nxe5 20. fxe6
Bxe6 21. Bf4 Nc6 22. Rad1 Bf6 23. Be3 Na5 24. Ne4 Be7 25. Ng5 Nc4 26. Nxe6 Qxe6
27. Rde1 O-O {Rudd,J (2331)-Nikolovski,N (2454) lichess.org INT 2020 1-0 (47)})
13... g6 14. Kh1 $146 ({RR} 14. Be3 Nb4 15. Be2 Nc4 16. Bxc4 dxc4 17. d5 Nxd5
18. Nxd5 exd5 19. Qxd5 Bf5 20. Qb5+ Qd7 21. Qxd7+ Bxd7 22. Nd4 O-O 23. h3 Ra5
24. Rbd1 Rd8 25. Rc1 Rc8 26. Rfd1 Rd5 27. Kf2 b5 28. Nf5 Rxd1 {Oliveira,R 
(2127)-Reis,P (2407) Joao Pessoa 2013 0-1 (49)}) 14... h5 15. Be3 Nb4 16. Be2
Nc4 17. Bxc4 dxc4 18. d5 Qa5 19. d6 Bd8 20. Nd4 Nc6 21. Qe2 Nxd4 22. Bxd4 Rc8
23. f5 gxf5 24. Rxf5 exf5 25. e6 Bxe6 26. Bxh8 Kd7 27. Qxh5 Rc6 28. Qf3 b5 29.
a3 Qb6 30. Be5 Qc5 31. Qe2 Rb6 32. Rd1 Qc6 33. Na2 Qe4 34. Re1 Qxe2 35. Rxe2
Bg5 36. Nc3 f6 37. Bd4 Rxd6 38. Nxb5 Rd5 39. Rxe6 Kxe6 40. Nc7+ Kd6 41. Nxd5
Kxd5 42. Bc3 Ke4 43. g3 Kf3 44. h4 Bh6 45. Kh2 f4 46. gxf4 Bxf4+ 47. Kh3 Be5
48. h5 Bf4 49. Bxf6 Bh6 50. Bc3 Bf8 51. Bf6 Bh6 52. Kh4 Kf4 53. Bc3 Kf5 54. Kg3
Bc1 55. Bg7 Kg5 56. h6 Kg6 57. Kf3 c3 58. bxc3 Bxa3 59. c4 Be7 60. Ke4 a3 61.
Kd3 Bc5 62. Kc2 Be7 63. Kb3 Bc5 64. Be5 Kxh6 65. Bf4+ Kg6 66. Bc1 a2 67. Kxa2
Kf5 68. Ba3 Ba7 69. Kb3 Ke4 70. Ka4 Kd4 71. Kb5 Bb6 72. Bd6 Ba7 73. Bc7 Kd3 74.
Be5 Bb6 75. Bb8 Kd4 76. Bg3 Kd3 77. Be1 Ba7 78. Bb4 Kd4 79. Ba3 Bb6 80. Bb2+
Kd3 81. Bf6 Ba7 82. Bh4 Bb6 83. Be7 Kd4 84. Bh4 Kd3 85. Bg3 Ba7 86. Bc7 Kd4 87.
Bd6 Bb6 88. Kxb6 Kxc4 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "8"]
[White "Mekhitarian, Krikor"]
[Black "El Debs, Felipe"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "49"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Be2 O-O 7. O-O Qb6 8. b3 ({
RR} 8. cxd5 cxd5 9. Qb3 Rd8 10. Qxb6 axb6 11. Bd2 Nc6 12. Rfc1 Bg4 13. Be1 e6
14. h3 Bxf3 15. Bxf3 Bf8 16. Be2 Ne8 17. Nb5 Bb4 18. Bxb4 Nxb4 19. a3 Nc6 20.
Rc3 Kf8 21. Rac1 Ke7 22. Rb3 Na5 {Kamsky,G (2732)-Ivanchuk,V (2766) Wijk aan
Zee 2012 1/2-1/2}) ({RR} 8. h3 Bf5 9. b3 Ne4 10. Bb2 Nxc3 11. Bxc3 a5 12. Rc1
h6 13. Ne5 Nd7 14. Nxd7 Bxd7 15. Qd2 Be6 16. Rc2 Rfd8 17. Rfc1 Bf5 18. Bd3 Bxd3
19. Qxd3 Qa6 20. a4 e6 21. Qe2 {1/2-1/2 (21) Mekhitarian,K (2537)-Kamsky,G 
(2665) chess.com INT 2023}) 8... Bf5 9. Ba3 Re8 10. b4 $146 ({RR} 10. Rc1 Nbd7
11. cxd5 Nxd5 12. Na4 Qa5 13. Bb2 Bg4 14. h3 Bxf3 15. Bxf3 Rad8 16. e4 Nf4 17.
Qc2 Qg5 18. Kh2 e5 19. g3 exd4 20. Qd2 Ne6 21. Qd1 b5 22. h4 Qe7 {0-1 (22)
Abtahi,M-Kurr,G Germany 1987}) ({RR} 10. Na4 Qa5 11. b4 Qd8 12. Qb3 Nbd7 13. b5
e5 14. dxe5 Nxe5 15. Nxe5 Rxe5 16. Bb2 Re8 17. cxd5 Qxd5 18. bxc6 bxc6 19. Qxd5
cxd5 20. Rac1 Ne4 21. Bxg7 Kxg7 22. Rfd1 Rac8 23. Ba6 Rxc1 24. Rxc1 Rb8 {
Swiercz,D (2616)-Mamedov,R (2652) Doha 2014 0-1 (49)}) 10... Nbd7 11. Qb3 e5
12. cxd5 Nxd5 13. dxe5 Nxc3 14. Qxc3 Nxe5 15. Nd4 Ng4 16. Rad1 Rad8 17. Bb2 Qc7
18. g3 h5 19. Qc5 Bc8 20. Nb5 Qb8 21. Bxg7 Kxg7 22. Nd6 Re5 23. Qd4 Kg8 24.
Bxg4 Rd5 25. Qf4 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "8"]
[White "Santos Jr, Haroldo Cunha"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "56"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Nh5 5. Bg5 h6 6. Bh4 g5 7. Nfd2 Ng7 8. Bg3
Nf5 9. Bd3 Nxg3 ({RR} 9... Bg7 10. c3 c5 11. Qc2 Nxg3 12. hxg3 Nc6 13. Nf3 a6
14. a4 Rb8 15. Na3 Qc7 16. Qe2 Bg4 17. Qc2 Bd7 18. O-O O-O 19. dxc5 dxc5 20.
Rfd1 Rfd8 21. Be2 Be8 22. Rxd8 Rxd8 23. Rd1 e6 24. g4 {Suvorov,N (1351)
-Smirnov,V (2255) Minsk BLR 2023 1/2-1/2 (47)}) 10. hxg3 Bg7 11. c3 Nc6 12. g4
$146 ({RR} 12. Qc2 e6 13. Nf1 Bd7 14. g4 Qe7 15. Ng3 Rf8 16. Nd2 O-O-O 17. b4
Qe8 18. a4 Ne7 19. b5 f5 20. O-O f4 21. Nge4 d5 22. Nc5 e5 23. a5 fxe3 24. fxe3
Rxf1+ 25. Nxf1 Bxg4 26. Qb3 Kb8 {Moskalenko,V (2504)-Magem Badals,J (2531)
Linares ESP 2018 1/2-1/2 (60)}) 12... e6 13. Nf1 Qe7 14. Ng3 Bd7 15. Nh5 Bf8
16. Qf3 O-O-O 17. Nd2 d5 18. Nf6 Bg7 19. Nxd7 Rxd7 20. O-O-O Nb8 21. Kb1 c6 22.
e4 Rc7 23. Rhe1 Rd8 24. Nb3 dxe4 25. Bxe4 Nd7 26. g3 Kb8 27. Bc2 Qf6 28. Qe2
Rcc8 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "8"]
[White "Vescovi, Giovanni"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "123"]
[EventDate "2011.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. Rc1 h6 7. Bxf6 Qxf6 8. a3
Bxc3+ 9. Rxc3 O-O 10. g4 ({RR} 10. g3 d6 11. Bg2 Nd7 12. O-O a5 13. Qc2 Rfe8
14. Rd1 Rad8 15. b4 axb4 16. axb4 c5 17. Qb3 Be4 18. dxc5 dxc5 19. Rcc1 Qe7 20.
Qe3 Bc6 21. bxc5 Qxc5 22. Qxc5 Nxc5 23. Ne5 Ba4 24. Rxd8 Rxd8 {Bezold,M (2490)
-Onischuk,A (2625) Germany 1998 0-1}) ({RR} 10. e3 d6 11. Be2 Nd7 12. O-O c5
13. Qc2 cxd4 14. exd4 Rac8 15. Rd1 d5 16. cxd5 Rxc3 17. bxc3 exd5 18. Qa4 Bc6
19. Qxa7 Qd6 20. Qa6 Ra8 21. Qd3 Rxa3 22. Qe3 Qe6 23. Qxe6 {1/2-1/2 (23) Meins,
G (2414)-Lauber,A (2405) Germany GER 2023}) 10... c5 $146 ({RR} 10... Nc6 11.
g5 hxg5 12. Rg1 Rfe8 13. e4 e5 14. d5 Nd4 15. Nxg5 Qg6 16. Rcg3 Qh6 17. Nxf7
Kxf7 18. Rxg7+ Qxg7 19. Qh5+ Kf8 20. Rxg7 Kxg7 21. Qg5+ Kf7 22. Qh5+ Kg7 23.
Qg5+ Kf7 24. Qh5+ {1/2-1/2 (24) Lopez Solar,F (1988)-Patino Romaris,J (2049)
Linares ESP 2018}) 11. dxc5 bxc5 12. h4 Bxf3 13. exf3 Nc6 14. Qd2 Nd4 15. Be2
Rab8 16. g5 Qe5 17. Re3 Qf5 18. Rd3 h5 19. b4 e5 20. Kf1 Rfe8 21. b5 e4 22.
Rxd4 cxd4 23. fxe4 Qxe4 24. Rh3 g6 25. Qd3 Qf4 26. Bf3 Kg7 27. Bd5 Re7 28. Qf3
Qe5 29. a4 Rf8 30. Qg3 Qe1+ 31. Kg2 f6 32. Qf4 fxg5 33. Qxd4+ Kh7 34. Rf3 Rxf3
35. Bxf3 gxh4 36. Qxh4 Re5 37. a5 Qxa5 38. Qf6 Qe1 39. Bd5 Rf5 40. Qd4 Rg5+ 41.
Kf3 Rf5+ 42. Kg2 Qe5 43. Qxa7 Qe7 44. Qd4 Qg5+ 45. Kf1 Qc1+ 46. Ke2 Qc2+ 47.
Kf1 Qc1+ 48. Ke2 Qc2+ 49. Kf1 d6 50. Be4 Qc1+ 51. Ke2 Re5 52. b6 Qc2+ 53. Kf3
Qb3+ 54. Kf4 Qh3 55. b7 Kh6 56. f3 Qh2+ 57. Ke3 Qg1+ 58. Kd3 Qd1+ 59. Kc3 Qa1+
60. Kd3 Qd1+ 61. Kc3 Qa1+ 62. Kd3 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "9"]
[White "El Debs, Felipe"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "A30"]
[PlyCount "79"]
[EventDate "2011.??.??"]

1. Nf3 {Marin,M} c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. d4
cxd4 8. Qxd4 O-O 9. Rd1 d6 10. b3 Nbd7 11. e4 Qc8 12. Bb2 a6 13. Qe3 Qc7 ({RR} 
13... Re8 14. Rac1 Qc7 15. h3 Rac8 ({RR} 15... Rad8 16. Nh2 Qb8 17. Ng4 Ba8 18.
Nxf6+ ({RR} 18. Ne2 Nxg4 19. hxg4 h6 20. Rc2 Ne5 21. f3 d5) 18... Bxf6 19. Na4
Bxb2 20. Nxb2 b5) 16. Nh2 Qb8 17. Ng4 Ba8 18. Nxf6+ Bxf6 19. Na4 Be7 ({RR} 
19... Bxb2 20. Nxb2) 20. e5 Bxg2 21. exd6 ({RR} 21. Kxg2 Nxe5 22. Bxe5 dxe5 23.
Qxb6 Qa8+ 24. Kg1 Bg5 25. Rb1 e4) 21... Bxd6 ({RR} 21... Bxh3 22. dxe7 Qb7 ({RR
} 22... Rxe7 23. g4 b5 24. Ba3) 23. f3 Rxe7 24. Rxd7 Rxd7 25. Nxb6 Bf5 26. Nxd7
Qxd7 27. g4 Bg6 28. g5 Qd6 29. f4 ({RR} 29. Qe5 Qxe5 30. Bxe5 f6 31. gxf6 gxf6
32. Bxf6 Rf8) 29... Kf8 30. Qe5 Qxe5 31. Bxe5) 22. Kxg2 Nc5 23. Nc3 Be5 ({RR} 
23... Red8 24. Rc2 ({RR} 24. b4 Nd7) 24... Qb7+ 25. Kg1 Be7) 24. b4 Nb7 ({RR} 
24... Qb7+ 25. f3 Nd7 26. Rxd7 Qxd7 27. Qxe5) 25. Qxb6 Rxc4 26. Na4 Rxc1 27.
Rxc1 Bxb2 28. Nxb2 {Bu,X (2708)-Ivanchuk,V (2740) Sofia 2008 CBM 124 [Marin,M]
1/2-1/2 (61)}) ({RR} 13... Rd8 14. Rac1 Qc7 15. h3 ({RR} 15. Nd4 Re8 16. h3
Rad8 17. Re1 Qb8 18. Rb1 Bf8 19. a4 g6 20. Ba3 Bg7) 15... Rac8 16. Nh2 Qb8 17.
Ng4 Ba8 18. Nxf6+ Bxf6 19. Na4 Bxb2 20. Nxb2 b5) 14. Nd4 Rfe8 15. Rac1 Rac8 16.
Rd2 $146 ({RR} 16. h3 Qb8 ({RR} 16... Bf8 17. Re1 g6 18. Rcd1 Qb8 19. Qd2) 17.
f4 Bf8 18. Kh2 e5 19. Nf5 g6 20. fxe5 Nxe5 21. Qg5 Nh5 22. Nd5 Bxd5 23. Rxd5 b5
24. c5 f6 25. Nh6+ Kh8 26. Qe3 dxc5 27. Bxe5 fxe5 28. Rf1 Rc6 29. Qg5 Bg7 30.
Rf7 Nf6 {Schwartzman,G (2510)-Yermolinsky,A (2565) Alexandria 1996 1-0 (33)}) (
{RR} 16. h3 Qb8 17. g4 h6 18. Qg3 Nc5 19. f3 Bd8 20. h4 Bc7 21. g5 d5 22. Qh3
Nh5 23. Qg4 g6 24. cxd5 Bf4) ({RR} 16. h3 Qb8 17. Rc2 Bf8 18. Re2 Nc5 19. Kh2
g6 20. f4 Bh6 21. Qf2 Qa8 22. Qe1 Rcd8 23. b4 Ncd7 24. e5 Bxg2 25. Rxg2 dxe5
26. fxe5 Nh5 27. b5 Nc5 28. Nc6 Rxd1 29. Qxd1 axb5 30. cxb5 f5 {Buhmann,R 
(2574)-Baldauf,M (2470) Austria AUT 2019 1/2-1/2 (42)}) 16... Bf8 17. Re2 Qb8
18. Qd2 Nc5 19. Rce1 Red8 20. Qd1 Qa8 21. Qb1 Qb8 22. Rd1 b5 23. b4 Ncd7 24.
cxb5 axb5 25. Ndxb5 Ba6 26. a4 Nb6 27. Qa2 d5 28. exd5 exd5 29. Ree1 Bxb4 30.
Qb3 Ba5 31. Re7 Nxa4 32. Qxa4 Bxc3 33. Nxc3 Qxb2 34. Nxd5 Bb5 35. Qf4 Bc6 36.
Nxf6+ Qxf6 37. Rxd8+ Rxd8 38. Qb4 Bxg2 39. Kxg2 g6 40. Re2 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "9"]
[White "Fier, Alexandr"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "D32"]
[PlyCount "101"]
[EventDate "2011.??.??"]

1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 c5 5. cxd5 exd5 6. d4 a6 7. Be2 Nc6 8. O-O
Bd6 9. dxc5 Bxc5 10. b3 O-O 11. Bb2 Ba7 12. Qc2 Qe7 13. Rad1 Rd8 14. Na4 Bg4
15. h3 Bh5 $146 ({RR} 15... Bxf3 16. Bxf3 Ne5 17. Qf5 Nxf3+ 18. Qxf3 Qe4 19.
Bxf6 Qxf3 20. gxf3 gxf6 21. Rd3 b5 22. Nc3 d4 23. Rfd1 Rdc8 24. exd4 Kg7 25. d5
b4 26. Ne2 Rc2 27. R1d2 Rxd2 28. Rxd2 Rd8 29. Ng3 Kg6 30. Kg2 {Maltsevskaya,A 
(2272)-Loskutova,V (2064) Chelyabinsk RUS 2020 1-0 (39)}) ({RR} 15... Bxf3 16.
Bxf3 Ne5 17. Qf5 Nxf3+ 18. Qxf3 Qe4 19. Bxf6 Qxf3 20. gxf3 gxf6 21. Rd3 b5 22.
Nc3 d4 23. Rfd1 Rdc8 24. exd4 Kg7 25. d5 b4 26. Ne2 Rc2 27. R1d2 Rxd2 28. Rxd2
Rd8 29. Ng3 Kg6 30. Kg2 {Maltsevskaya,A (2272)-Loskutova,V (2064) Chelyabinsk
RUS 2020 1-0 (39)}) 16. Nd4 Nb4 17. Qd2 Ne4 18. Qe1 Bxd4 19. Ba3 Bxe2 20. Bxb4
Qg5 21. Qxe2 Ba7 22. Nc3 Nxf2 23. Rxf2 Bxe3 24. Kh1 Bxf2 25. Qxf2 d4 26. Rxd4
Rxd4 27. Qxd4 Rd8 28. Qe4 h6 29. Kh2 Rd2 30. a4 Qd8 31. Qxb7 Rd7 32. Qxa6 Qb8+
33. Kh1 Qxb4 34. Qc8+ Kh7 35. Qxd7 Qxc3 36. Qxf7 Qe1+ 37. Kh2 Qe5+ 38. Kg1 Qe1+
39. Qf1 Qe3+ 40. Kh1 Qxb3 41. a5 Qa3 42. a6 Qa2 43. Kh2 h5 44. Qd3+ Kh8 45. Qd6
Kh7 46. Qd3+ Kh8 47. Qb5 Kh7 48. Qxh5+ Kg8 49. Qe8+ Kh7 50. Qe4+ Kh8 51. Qb7
1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "9"]
[White "Mecking, Henrique"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "82"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 Nf6 7. Nf3 c5 8. Be2
({RR} 8. a3 Bxc3+ 9. bxc3 Qa5 10. Bd2 Ne4 11. Bd3 Nxd2 12. Qxd2 O-O 13. O-O
cxd4 14. cxd4 Qxd2 15. Nxd2 Rd8 16. Nb3 Bd7 17. Be4 Bc6 {1/2-1/2 (17) Milos,G 
(2563)-Mecking,H (2554) Guarapuava 2006}) ({RR} 8. a3 Ba5 9. Be3 Ng4 10. Qc2
Nxe3 11. fxe3 cxd4 12. exd4 Nc6 13. O-O-O O-O 14. h4 h6 15. Bd3 Bxc3 16. Qxc3
Qf6 17. Bc2 Rd8 18. Qd3 Qf4+ 19. Kb1 f5 20. Qc3 Bd7 21. d5 Rac8 22. dxc6 Bxc6 {
Weetik,V (2423)-Rom,J (2202) chess.com INT 2023 1-0 (33)}) 8... Nc6 9. Be3 $146
({RR} 9. dxc5 Qa5 10. Bd2 Qxc5 11. O-O O-O 12. Qc2 e5 13. a3 Bxc3 14. Bxc3 e4
15. b4 Qf5 16. Nd4 Nxd4 17. Bxd4 Qg6 18. Qc3 Be6 19. Rac1 Rfd8 20. Rfd1 h6 21.
Qg3 b6 22. Qxg6 fxg6 23. h3 Rac8 {Bakri,A (1907)-Gevorgyan,M (1870) Vung Tau
2008 1-0 (60)}) 9... Ne4 10. Rc1 cxd4 11. Nxd4 O-O 12. O-O Nxc3 13. bxc3 Be7
14. Nxc6 bxc6 15. Qxd8 Rxd8 16. Bf3 Ba6 17. Bxc6 Bxc4 18. Bxa8 Bxf1 19. Kxf1
Rxa8 20. Rb1 a6 21. Rb7 Kf8 22. Rb6 Ke8 23. Ke2 Bd8 24. Rb7 Bf6 25. c4 Rc8 26.
Rb6 Rxc4 27. Rxa6 Kd7 28. a4 Rc6 29. Ra8 Be7 30. a5 Bc5 31. a6 Bxe3 32. Kxe3
Ke7 33. a7 Ra6 34. Rg8 Rxa7 35. Rxg7 h5 36. h4 Ra4 37. g3 Ra3+ 38. Kf4 Ra2 39.
Kf3 Ra3+ 40. Kg2 Ra5 41. Rg8 Kf6 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "9"]
[White "Reis, Paulo Jatoba"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "A37"]
[PlyCount "95"]
[EventDate "2011.??.??"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 e5 6. O-O d6 7. a3 Nge7 8. b4 e4
9. Ng5 h6 10. Ngxe4 f5 11. bxc5 fxe4 12. cxd6 Qxd6 13. Nxe4 Qe6 14. Rb1 O-O 15.
d3 b6 16. Bb2 Bd7 17. Bxg7 Kxg7 18. Rb5 $146 ({RR} 18. Qd2 Rad8 19. Rfc1 Kh7
20. d4 Na5 21. Qd3 Bc8 22. c5 Bb7 23. cxb6 axb6 24. Rc7 Kh8 25. d5 Qe5 26. Qc3
Qxc3 27. Nxc3 Rc8 28. Rxe7 Rxc3 29. Be4 Rf6 30. d6 Bxe4 31. d7 Rd6 32. Rxe4
Rxd7 {Akesson,J (2286)-Nikcevic,N (2425) Sweden 2016 1/2-1/2 (109)}) ({RR} 18.
e3 Rad8 19. Qe2 Na5 20. c5 Nd5 21. Rfc1 Nb7 22. Qb2+ Kh7 23. cxb6 axb6 24. d4
Rc8 25. Nd2 Rxf2 26. e4 Rcf8 27. Qb3 Rxd2 28. Qxd5 Qxd5 29. exd5 {1/2-1/2 (29)
Fancsy,I (2382)-Istvanovszky,M (2311) Hungary 2012}) 18... Ne5 19. Rb2 Bc6 20.
Qa1 Kh7 21. Rc1 Rf7 22. a4 Ng4 23. f3 Ne3 24. c5 N7d5 25. Qa2 Raf8 26. cxb6
Nxg2 27. Kxg2 axb6 28. Kg1 Ba8 29. Qb3 Qe5 30. Rbc2 Ne3 31. Rc8 Bxe4 32. Rxf8
Rxf8 33. dxe4 Qd4 34. Rc7+ Kh8 35. Qc3 Rd8 36. Rc8 Kh7 37. Rc7+ Kh8 38. Qxd4+
Rxd4 39. Rc6 Kg7 40. Rxb6 Rxa4 41. Kf2 Nd1+ 42. Ke1 Ne3 43. Kf2 Nd1+ 44. Ke1
Ne3 45. Rc6 Ra1+ 46. Kf2 Nd1+ 47. Ke1 Ne3+ 48. Kf2 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "9"]
[White "Santiago, Yago"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B48"]
[PlyCount "138"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8.
O-O-O Bb4 9. f3 O-O 10. g4 Ne5 11. Kb1 d5 12. g5 Bxc3 13. Qxc3 Qxc3 14. bxc3
Nh5 15. Rg1 Re8 $146 ({RR} 15... Ng6 16. Nb3 Re8 17. Nc5 b5 18. a4 bxa4 19. Ka2
dxe4 20. fxe4 e5 21. Bc4 Nhf4 22. Rd6 a5 23. Nxa4 Be6 24. Bb3 Nh4 25. Rf1 Nhg2
26. Bb6 Nh3 27. Bxe6 fxe6 28. Rd3 Nhf4 29. Rg3 Nh4 30. c4 {Jakovenko,D (2732)
-Zakhartsov,V (2578) Taganrog 2011 1-0 (49)}) 16. f4 Nc4 17. Bxc4 dxc4 18. Nf3
b5 19. Ne5 Bb7 20. Rd7 Bxe4 21. Nxf7 Rf8 22. g6 hxg6 23. Nd6 Bd5 24. Bd4 Rad8
25. Rxd8 Rxd8 26. Be5 Kh7 27. Nf7 Rf8 28. Ng5+ Kg8 29. Nh3 Kf7 30. Bd6 Rh8 31.
Be5 Nf6 32. Ng5+ Ke7 33. h3 Rh4 34. Kb2 Ne4 35. Rf1 Nxg5 36. fxg5 Rxh3 37. Bxg7
Rh2 38. Re1 Rg2 39. Re5 Kd7 40. Bf6 Bf3 41. Kc1 Bg4 42. Re4 Bf3 43. Re5 Kd6 44.
a4 bxa4 45. Ra5 Bc6 46. Rxa6 Re2 47. Kd1 Re4 48. Kd2 e5 49. Ra5 Ke6 50. Ra6 Kd7
51. Ra7+ Kd6 52. Ra5 Bd7 53. Ra6+ Kd5 54. Be7 Bc6 55. Bf6 Bb5 56. Rb6 Kc5 57.
Bd8 Bc6 58. Rb1 Rg4 59. Re1 Be4 60. Ra1 Rg2+ 61. Ke3 Bxc2 62. Ra2 Kd5 63. Ba5
Ke6 64. Bb4 Kf5 65. Be7 Rg3+ 66. Kd2 Bb3 67. Ra1 Rd3+ 68. Ke2 Rxc3 69. Rf1+ Ke4
0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "9"]
[White "di Berardino, Diego"]
[Black "Santos Jr, Haroldo Cunha"]
[Result "1-0"]
[ECO "D15"]
[PlyCount "73"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Qb3 Qb6 6. c5 Qc7 7. Bf4 Qc8 8. e3
Nbd7 9. h3 e6 10. Nh4 Bg6 11. Nxg6 hxg6 12. Be2 Be7 13. Qc2 Bd8 14. b4 Bc7 $146
({RR} 14... a6 15. O-O Bc7 16. Bxc7 Qxc7 17. f4 O-O 18. a4 Nh5 19. Bxh5 gxh5
20. e4 f5 21. exd5 exd5 22. Rae1 Rf7 23. Re6 Nf6 24. Qe2 Kf8 25. Qe5 Re8 26.
Qxf5 Rxe6 27. Qxe6 Re7 28. Qf5 Re3 29. Rf3 {Krumpacnik,D (2360)-Belsak,Z (2109)
Ptuj 2011 1-0 (66)}) 15. Qd2 e5 16. dxe5 Bxe5 17. Bxe5 Nxe5 18. Qd4 Qe6 19. O-O
O-O 20. f4 Ned7 21. Bd3 Qe7 22. Rae1 Rfd8 23. e4 dxe4 24. Bxe4 Nf8 25. Qc4 Qc7
26. Bc2 Re8 27. Bb3 Re7 28. Re5 Rae8 29. Rfe1 Ne6 30. Ne4 Nxe4 31. Qxe4 Kf8 32.
Qc4 b5 33. cxb6 axb6 34. f5 gxf5 35. Rxf5 Nd8 36. Ref1 Qg3 37. Rxf7+ 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "10"]
[White "Barbosa, Evandro Amorim"]
[Black "Mecking, Henrique"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "96"]
[EventDate "2011.??.??"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8.
Nd2 g6 9. c4 Ba6 10. Nf3 Qb4+ 11. Kd1 Nb6 12. b3 Bg7 13. Qd2 Qxd2+ 14. Bxd2 d6
({RR} 14... c5 15. Kc2 O-O 16. Rd1 f6 17. exf6 Bxf6 18. Be3 d6 19. Be2 Bb7 20.
Ne1 Rae8 21. Bf3 Be4+ 22. Bxe4 Rxe4 23. Nf3 Nc8 24. Rhe1 Rfe8 25. Kd3 Kf7 26.
Bd2 Rxe1 27. Rxe1 Rxe1 28. Bxe1 Ke6 29. Ba5 {Dudognon,T (2325)-Semprun
Martinez,F (2125) Budapest HUN 2023 1-0 (60)}) 15. c5 $146 ({RR} 15. Kc2 dxe5
16. Nxe5 Bxe5 17. Re1 Nd7 18. f4 f6 19. fxe5 Nxe5 20. Bf4 O-O 21. Be2 Rae8 22.
Bxe5 fxe5 23. Bf3 Rf6 24. Re2 Kg7 25. Rhe1 Rfe6 26. Kc3 Bb7 27. Be4 a5 28. b4
axb4+ 29. Kxb4 Ra8 {Neuschmied,S (2212)-Schnider,G (2378) Graz 2014 1/2-1/2 
(36)}) 15... Bxf1 16. Rxf1 dxe5 17. cxb6 e4 18. Rc1 exf3 19. Re1+ Kd7 20. bxc7
fxg2 21. Bf4 Rhe8 22. Kc2 Rxe1 23. Rxe1 Bd4 24. Rd1 c5 25. b4 Kc6 26. Rg1 cxb4
27. Rxg2 Bb6 28. Kb3 Bxc7 29. Bxc7 Kxc7 30. Kxb4 Re8 31. Rg3 Re4+ 32. Kc5 Rf4
33. Ra3 Rxf2 34. Rxa7+ Kb8 35. Ra6 Kb7 36. Rb6+ Kc7 37. Ra6 Kd7 38. h3 Rf3 39.
Kd5 Ke7 40. h4 Rf5+ 41. Ke4 Rh5 42. a4 Rxh4+ 43. Ke5 h5 44. a5 Kf8 45. Ra8+ Kg7
46. a6 Ra4 47. a7 h4 48. Kd5 h3 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "10"]
[White "Fier, Alexandr"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "D42"]
[PlyCount "39"]
[EventDate "2011.??.??"]

1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 c5 5. d4 cxd4 6. exd4 Be7 7. cxd5 Nxd5 8.
Bd3 Nc6 9. O-O O-O 10. Re1 Nxc3 11. bxc3 b6 12. h4 Bb7 13. Bc2 $146 ({RR} 13.
Ng5 g6 14. Nxh7 Kxh7 15. Qh5+ Kg8 16. Bxg6 fxg6 17. Qxg6+ Kh8 18. Re4 Bf6 19.
Qh5+ Kg8 20. Rg4+ Bg7 21. Rxg7+ Kxg7 22. Bh6+ Kh7 23. Bg5+ Kg7 24. Qh6+ Kf7 25.
Qh7+ Ke8 26. Bxd8 Nxd8 27. c4 Rf7 {Demidov,M (2562)-Kretov,E (2276) Sochi RUS
2023 1-0 (41)}) ({RR} 13. Ng5 Bxg5 14. hxg5 Ne7 15. Re3 Nf5 16. Rh3 Qd5 17. Bf1
g6 18. Bf4 f6 19. gxf6 Rxf6 20. Be5 Rf7 21. Qg4 Ne7 22. Bd3 Kf8 23. c4 Qc6 24.
Re1 Rd8 25. Be4 Qc8 26. Bxb7 Qxb7 27. Qxe6 Nf5 {Demidov,M (2519)-Sarana,A 
(2654) Chelyabinsk RUS 2020 1-0 (32)}) ({RR} 13. Ng5 Bxg5 14. Bxg5 Qd7 15. Bf6
gxf6 16. Qh5 f5 17. Qg5+ Kh8 18. Qf6+ Kg8 19. Re3 Rfc8 20. Rg3+ Kf8 21. Bxf5
Nxd4 22. cxd4 exf5 23. d5 Bxd5 24. Rd1 Qe6 25. Qg7+ Ke7 26. Re3 Be4 27. f3 Rg8
{Bordas,G (2165)-Horvath,J (2270) Hungary 1998 0-1 (39)}) 13... Re8 14. Ng5
Bxg5 15. Bxg5 Qd6 16. Qh5 f5 17. Bxf5 g6 18. Bxg6 hxg6 19. Qxg6+ Kf8 20. Re4
1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "10"]
[White "Leitao, Rafael"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "179"]
[EventDate "2011.??.??"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8.
Rc1 O-O 9. Bg2 d6 10. d5 Nxc3 11. Rxc3 Nb8 12. dxe6 fxe6 13. O-O Nd7 14. Qd2 ({
RR} 14. Nd4 Nf6 15. c5 d5 16. c6 b6 17. f4 e5 18. fxe5 Qxe5 19. Qd2 Bg4 20. h3
Ne4 21. Rxf8+ Rxf8 22. Bxe4 dxe4 23. hxg4 Rd8 24. e3 Qxg3+ 25. Qg2 Qe1+ 26. Qf1
Qg3+ 27. Qg2 Qe1+ 28. Qf1 {1/2-1/2 (28) Dreev,A (2645)-Benjamin,J (2565)
Yerevan 1996}) 14... Nf6 ({RR} 14... a5 15. Rd1 e5 16. Re3 Qf6 17. Rf1 Kh8 18.
b3 Nc5 19. h4 h6 20. Nh2 Qg6 21. Rf3 Bf5 22. Re3 Bd7 23. Qc3 Bc6 24. Bxc6 bxc6
25. Rf3 Rxf3 26. Qxf3 Qe4 27. Qxe4 Nxe4 28. Rc1 c5 29. Nf1 {Lysenko,M (2264)
-Triapishko,A (2499) Anapa RUS 2023 0-1 (62)}) 15. Ng5 Rb8 $146 ({RR} 15... h6
16. Ne4 Nxe4 17. Bxe4 Rb8 18. c5 dxc5 19. Rfc1 b6 20. b4 Bb7 21. Bxb7 Rxb7 22.
bxc5 Rbb8 23. cxb6 cxb6 24. Rc7 Qf6 25. Qe3 Rf7 26. Rxf7 Qxf7 27. Rc6 Re8 28.
Qe5 Qf5 29. Qb2 Rf8 30. f3 {Postny,E (2648)-Chernuschevich,A (2501) Nancy 2010
1/2-1/2 (59)}) ({RR} 15... c6 16. Rd3 d5 17. Qc2 h6 18. Nf3 e5 19. cxd5 e4 20.
Re3 cxd5 21. Nd4 Qe5 22. Qd2 Bd7 23. Rc3 Rac8 24. Rxc8 Rxc8 25. f4 Qd6 26. Rc1
Rc4 27. b3 Rc5 28. Rxc5 Qxc5 29. e3 a5 30. Bf1 {Farago,I (2417)-Horton,A (2295)
Budapest 2017 1/2-1/2 (47)}) 16. Ne4 a5 17. Nxf6+ Rxf6 18. e4 b6 19. e5 dxe5
20. Re1 Ba6 21. Rxe5 Qd6 22. Qe1 Rbf8 23. Re2 Qc5 24. b3 a4 25. Rce3 axb3 26.
axb3 Qa3 27. Bc6 Qc5 28. Bg2 Qa3 29. h4 Bc8 30. Bh3 h6 31. Qc3 Qd6 32. Rd2 Qc5
33. Rde2 Qd6 34. Qe1 Qa3 35. b4 Qa4 36. Bxe6+ Bxe6 37. Rxe6 R6f7 38. Re7 Rxe7
39. Rxe7 c5 40. bxc5 bxc5 41. Qe6+ Kh8 42. Qd5 Qa1+ 43. Kg2 Qf6 44. Re2 Rc8 45.
Qe6 Qf8 46. Re5 Rd8 47. Qf5 Qd6 48. Rxc5 Qb6 49. Re5 Qb4 50. Qe4 Qb8 51. c5 Rf8
52. Re6 Qb2 53. Qe3 Qb5 54. Re5 Qb7+ 55. Qe4 Qb2 56. Rf5 Rc8 57. Qf3 Qb8 58. c6
Qd6 59. Rd5 Qxc6 60. Rd8+ Kh7 61. Rxc8 Qxc8 62. Qd5 Qc2 63. Kf3 Qc3+ 64. Kf4
Kh8 65. Qa8+ Kh7 66. Qe4+ Kg8 67. Kg4 Qc8+ 68. Qf5 Qc4+ 69. Kh3 Qf1+ 70. Kh2
Qc4 71. h5 Qc6 72. g4 Qd6+ 73. Kg2 Qd4 74. Qe6+ Kf8 75. Kg3 Qa1 76. f3 Qg1+ 77.
Kf4 Qd4+ 78. Kf5 Qd3+ 79. Kf4 Qd4+ 80. Qe4 Qd2+ 81. Qe3 Qd6+ 82. Qe5 Qd2+ 83.
Kf5 Qg5+ 84. Ke4 Qc1 85. Qf4+ Qxf4+ 86. Kxf4 Ke8 87. Kf5 Kf7 88. f4 g6+ 89.
hxg6+ Kg7 90. Ke6 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "10"]
[White "Matsuura, Everaldo"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "50"]
[EventDate "2011.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. a3 Nc6 8. Be3
Be7 9. O-O O-O 10. Ba2 Nxd4 11. Bxd4 b5 12. f4 Rb8 $146 ({RR} 12... Bb7 13. Qd3
Rc8 14. f5 e5 15. Bf2 Rxc3 16. Qxc3 Nxe4 17. Qd3 d5 18. Bg3 Bf6 19. Rad1 Qb6+
20. Kh1 Rd8 21. c3 h5 22. Be1 Bg5 23. Qh3 Qh6 24. Bh4 Qf6 25. Bxg5 Qxg5 26. Kg1
Nf6 27. Rf3 {Scholz,C (2345)-Hilge,D (2325) Ruhrgebiet 2004 0-1 (37)}) ({RR} 
12... Bb7 13. Qd3 Rc8 14. f5 e5 15. Be3 Rxc3 16. Qxc3 Nxe4 17. Qd3 d5 18. c3 h6
19. Rad1 Nf6 20. Bf2 Qc7 21. Qe2 Bc5 22. Bxc5 Qxc5+ 23. Kh1 Re8 24. Bb3 d4 25.
Qf2 Ne4 26. Qh4 Bd5 27. Bxd5 {Sindarov,J (2654)-Chigaev,M (2632) Almaty KAZ
2022 1-0 (32)}) ({RR} 12... Bb7 13. Qd3 Rc8 14. Rae1 Nd7 15. f5 e5 16. Bf2 Nc5
17. Bxc5 dxc5 18. Bd5 c4 19. Qf3 Bc5+ 20. Kh1 Bxd5 21. Nxd5 f6 22. Rd1 Qe8 23.
c3 Qf7 24. Rd2 h6 25. g4 Rc6 26. h4 Rd6 27. Rfd1 {Golubev,M (2461)-Xu,Y (2500)
chess.com INT 2023 0-1 (47)}) ({RR} 12... Bb7 13. Qe2 Qc7 14. f5 e5 15. Bf2
Rac8 16. g4 d5 17. exd5 b4 18. axb4 Bxb4 19. g5 Bxc3 20. gxf6 {1-0 (20)
Jackova,J (2386)-Pokorny,P (2251) Havlickuv Brod 2005}) 13. e5 dxe5 14. fxe5
Nd7 15. Ne4 Bb7 16. Qg4 Bxe4 17. Qxe4 b4 18. Rf3 bxa3 19. bxa3 Bc5 20. c3 Qg5
21. Raf1 Rb2 22. Rg3 Qd2 23. Bb1 g6 24. Bd3 Qxc3 25. Bxc5 Nxc5 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "Vescovi, Giovanni"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "127"]
[EventDate "2011.??.??"]

1. d4 {Stohl,I} d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 ({RR} 5. Bg5 h6 6. Bh4
O-O 7. e3 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. b4 c5 12. bxc5 bxc5 13.
Rb1 Bc6 14. O-O Nd7 15. Bb5 Qc7 16. Qd3 Rfc8 17. Rfd1 Rab8 18. a4 cxd4 19. exd4
Ba8 ({RR} 19... Bxb5 20. Nxb5 Qa5 21. Qf5 Qxa4 22. Qxd7 a6 23. Ne5 Bxe5 24.
dxe5 Rd8 25. Qc6 Rxb5 26. e6)) 5... O-O 6. e3 c5 ({RR} 6... Nbd7 7. a3 ({RR} 7.
c5 Nh5 ({RR} 7... c6 8. Bd3 b6 9. b4 a5 10. a3 Ba6 11. O-O Qc8 12. h3 Qb7 13.
Rb1 Bxd3 ({RR} 13... axb4 14. axb4 Rfc8 15. Bxa6 Qxa6 16. Qc2 Bd8 17. Rb2 Qb7
18. Ne1 Bc7 19. Nd3 Ne8 20. Rc1 b5 21. Nb1 f6 22. Bxc7 Nxc7 23. Nd2 Ra6 24. e4
Nf8 25. e5 f5 26. Nb3 Ne8 27. Na5 Qf7 28. Qd2) 14. Qxd3 axb4 15. axb4 Ra3 16.
Qc2 Rfa8 17. Rfc1 b5 18. Nd2 Bd8 19. Nb3 Ne4 20. Nxe4 dxe4 21. Qxe4 Nf6 22. Qf3
) 8. Bd3 Nxf4 9. exf4 b6 ({RR} 9... c6 10. O-O b6 11. b4 bxc5 12. bxc5 Qa5 13.
Qc2 h6 14. Rfb1 Ba6 15. Bxa6 Qxa6 16. Ne2 Rfb8 17. Ne1 Bf6 18. Nd3 Qa5 19. g3
Bd8 20. Kg2 Bc7 21. Ng1 Rxb1 22. Rxb1 Rb8 23. Rxb8+ Nxb8 24. Nf3) 10. b4 a5 11.
a3 c6 12. O-O Qc7 13. g3 Ba6 14. Re1 Bf6 15. Ne5 Bxe5 16. fxe5 Bxd3 17. Qxd3
Ra7 18. Reb1 b5 19. a4 axb4 20. Rxb4 f6 21. exf6 Nxf6) 7... c5 8. cxd5 Nxd5 9.
Nxd5 exd5 10. dxc5 Nxc5 11. Be5 Bf5 ({RR} 11... Bf6) 12. Be2 Bf6 13. Bxf6 Qxf6
14. Nd4 Ne6 15. Nxf5 Qxf5 16. O-O Rfd8 17. Bg4 Qe5 18. Qb3 Nc5 19. Qb5 b6 20.
Rfd1 Rd6 21. Rd4) 7. dxc5 Bxc5 8. Qc2 Nc6 9. a3 Qa5 10. Rd1 ({RR} 10. O-O-O Be7
11. h4 ({RR} 11. g4 dxc4 12. Bxc4 e5 13. g5 exf4 14. gxf6 Bxf6 15. Nd5 Ne7)
11... Rd8 12. Nd2 dxc4 ({RR} 12... a6 13. g4 dxc4 14. Nxc4 Rxd1+ 15. Qxd1 Qd8
16. Qxd8+ Bxd8 17. Bg2 e5 18. Nxe5 Nxe5 19. Bxe5 Nxg4 20. Bg3 Kf8 21. Rd1 Ke8
22. Na4) 13. Nxc4 Rxd1+ 14. Qxd1 Qd8 15. Qxd8+ Nxd8 ({RR} 15... Bxd8 16. Be2
Nd5 17. Nxd5 exd5 18. Nd6 Bc7 19. Rd1 Bxd6 20. Bxd6) 16. Be2 Bd7 17. e4 Bc6 18.
f3 Nh5 19. Bc7 Rc8 20. Be5 Bf6 21. Nd6 Ra8 ({RR} 21... Rc7) 22. Bxf6 Nxf6 23.
Rd1 Kf8 24. Kd2 Ne8) ({RR} 10. Nd2 Bb4 ({RR} 10... Be7 11. Bg3 Bd7 12. Be2 Rfc8
13. O-O ({RR} 13. Rd1 Qd8 14. cxd5 Nxd5 15. Nxd5 exd5 16. Qb1 d4 17. O-O) 13...
Qd8 14. b4) 11. cxd5 exd5 12. Bd3 Nh5 13. Bg3 ({RR} 13. Nb3 Bxc3+ 14. bxc3 Qd8)
({RR} 13. Bxh7+ Kh8 14. Bd3 Nxf4 15. exf4 Re8+) 13... h6 ({RR} 13... d4 14. Nb3
Bxc3+ 15. bxc3 Qxc3+ 16. Qxc3 dxc3 17. Rc1 Nxg3 18. hxg3 h6 19. Rxc3 Be6 20.
Nc5 Ne5 21. Nxe6 Nxd3+ 22. Rxd3 fxe6 23. Ke2) 14. O-O Bxc3 15. Nb3 Qb6 16. Qxc3
Nxg3 17. hxg3 Rd8 18. Nc5 d4 19. exd4 Nxd4 20. Rfe1 Be6 21. Nxe6 Nxe6 22. Rac1
Rd6 23. b4 Rad8 24. Be4 Ng5) 10... Be7 ({RR} 10... Re8 11. Nd2 e5 12. Bg5 Nd4
13. Qb1 Bf5 14. Bd3 e4 15. Bc2 ({RR} 15. Bf1) 15... Nxc2+ 16. Qxc2 Qa6 17. Bxf6
Qxf6 18. Nb3 Bd6 19. Rxd5) 11. Be2 ({RR} 11. Nd2 e5 12. Bg5 d4 13. Nb3 Qd8 ({RR
} 13... Qb6 14. Bxf6 Bxf6 15. Nd5 Qd8 16. Bd3 g6 17. exd4 Nxd4 18. Nxd4 exd4
19. Nxf6+ ({RR} 19. O-O Bg7 20. Rde1 Be6 21. Nf4 Bd7 22. Be4 Rb8 23. Nd3 Qc7
24. b3 Rfe8 25. Qd2 a5) 19... Qxf6 20. O-O Bg4 21. f3 Be6 22. f4 Bd7 23. Be4
Bc6 24. Bd5 Rfe8 25. Qd3 Bxd5 26. cxd5 Rac8 27. g3 Kf8 28. Rf2) 14. Be2 a5 15.
Na4 g6 16. Bxf6 Bxf6 17. O-O ({RR} 17. c5 Be6 18. e4 Qe8 19. Nb6 a4 20. Nd2 Ra5
21. Bd3 Be7 22. Nxa4 ({RR} 22. Ndc4) 22... Nb8 23. b3 Bxb3 24. Nxb3 Rxa4 25.
Ra1 Qc6 26. O-O Nd7 27. Qe2 Nxc5 28. Rfc1 Ra7 29. Nxc5 Bxc5) 17... Qc7 ({RR} 
17... Bg7 18. c5 Qh4 19. e4 Be6 20. Bd3 f5) 18. c5 Be6 19. e4 Ne7 20. Nd2 Bg5
21. Nf3 Bh6 22. Bc4 Bg4 23. Rd3 Kh8 24. h3 f5 25. Rb3 d3) 11... dxc4 ({RR} 
11... Ne4 12. cxd5 Nxc3 13. Qxc3 ({RR} 13. bxc3 exd5 14. O-O Be6 15. a4 Rac8
16. Rb1 Bf6 17. Rxb7 d4 18. exd4 Nxd4 19. Nxd4 Bxd4 20. Rb5 Qxc3 21. Qxc3 Rxc3
22. Rd1 Rc2 23. Rxd4 Rxe2) 13... Qxc3+ 14. bxc3 exd5 15. Rxd5 Bxa3 16. Nd4 a5 (
{RR} 16... Be7 17. Kd2 Rd8 18. Bf3 Nxd4 19. cxd4 Bb4+ 20. Kd3 Rxd5 21. Bxd5 Kf8
22. Rc1 Ba5 23. e4 Ke7 24. Bc7) 17. Rb5 a4 18. Kd2 Be7 19. Ra1 Ra7 20. Bg5 f6
21. Bf4 Rd8 22. Bc7 Re8 23. Bb6 Ra8 24. Bc4+ Kf8 25. Ne6+ Bxe6 26. Bxe6) ({RR} 
11... e5 12. Nxe5 ({RR} 12. Bxe5 dxc4 13. Bxf6 Bxf6 14. Bxc4 Bf5 15. Qb3) 12...
Nxe5 13. Bxe5 dxc4 14. Bd4 Bf5 15. Qc1 Rac8 16. O-O Rfd8 17. Rd2 Ne4 18. Nxe4
Bxe4 19. f3 Bf5 20. Rfd1 b5 21. Bc3 Qc7 22. Rxd8+ Rxd8 23. Rxd8+ Qxd8 24. Bd4
a6 25. Qc3 Bf8 26. e4) 12. Bxc4 Nh5 ({RR} 12... e5 13. Bg3 Bg4 14. O-O Rac8 15.
Nd5 ({RR} 15. Rc1 a6 16. Ng5 Bh5 17. Nd5 Bg6 18. Nxe7+ Nxe7 19. Qb3 b5 20. Be6
Rxc1 21. Rxc1 Ne4 22. Nxe4 Bxe4 23. f3 Bb7 24. Bh3 Bd5 25. Qc3 Qxc3 26. Rxc3 f6
27. e4) 15... b5 ({RR} 15... Nxd5 16. Rxd5 ({RR} 16. Bxd5) 16... Qc7 17. Qe4
Be6 18. Rd2 Bxc4 19. Qxc4 Bf6 20. Rfd1 Rfd8 21. h3 Qe7) 16. Ba2 Nxd5 17. Bxd5
Nd4 18. Qb1 b4 19. Qe4 Bxf3 20. gxf3 Ne2+ 21. Kg2 Nxg3 ({RR} 21... bxa3 22.
Qxe5) 22. hxg3 bxa3 23. Rh1 g6 24. Rxh7 Kxh7 25. Qxe5 Kg8 26. Rh1) ({RR} 12...
a6 13. O-O b5 14. Bd3 Bb7 15. Ne4 h6 16. Nc5 Bxc5 17. Qxc5 Rac8 18. Bb1 Nd5 19.
Qc2 f5 20. Qe2 Qa4 21. Ba2 Nce7 22. Bd6 Rfe8 23. Nd4 Ng6 24. Bb3 Qa5 25. Nxe6
Rxe6 26. Bxd5 Bxd5 27. Rxd5 {Fathy,E (2300)-Kuchava,A (2101) chess.com INT
2023 1-0 (41)}) 13. Bd6 ({RR} 13. O-O Nxf4 14. exf4 g6 ({RR} 14... Rd8 15.
Rxd8+ Qxd8 16. Rd1 Bd7 17. f5 Qc8 ({RR} 17... exf5 18. Qb3) 18. Qd3 Be8 19.
fxe6 fxe6 20. Nd5 Qd8 21. Qe2) 15. g3 Rd8 ({RR} 15... Bf6 16. Rd3 Qf5 ({RR} 
16... Bg7) 17. Re1 ({RR} 17. Nb5) 17... Na5 18. Ba2 Bd7 ({RR} 18... b6 19. Ne4
Ba6) 19. Nh4 Bxh4 20. Re5 Qg4 21. Rxd7 Nc6 22. Rb5 Bf6 23. Kg2) ({RR} 15... a6
16. Be2 ({RR} 16. Ne4 b5 17. Be2 Bb7 18. Rd7 Qb6 19. Qc3 Rac8 20. Nf6+ Bxf6 21.
Qxf6 Nb8 22. Rd2 Qc6 23. Rfd1 Qe4) ({RR} 16. Bd3 Rd8) ({RR} 16. Ba2 Rd8 ({RR} 
16... b5 17. f5 gxf5 18. Nd5 exd5 19. Bxd5)) 16... Rd8 ({RR} 16... b5 17. Nxb5
axb5 18. Qxc6 b4 19. axb4) ({RR} 16... Bf6 17. Ne4 Bg7 18. Nd6) 17. Rxd8+ Qxd8
18. Rd1 Bd7 ({RR} 18... Qc7 19. Ne4 Bd7 20. Ne5)) 16. Rxd8+ Qxd8 ({RR} 16...
Bxd8 17. Rd1 Bf6 18. Ne4 Bg7 19. Nd6) 17. Rd1 Bd7 18. f5 ({RR} 18. Ng5 Qc8 ({RR
} 18... Rc8 19. Nxf7 Kxf7 20. f5 gxf5 21. Qxf5+ Kg7 22. Qg4+ Kf7 23. Qe4 Kg7
24. Rxd7 Qxd7 25. Bxe6) ({RR} 18... Qe8 19. Nb5 Rd8 20. Nc7 ({RR} 20. Nd6 Bxd6
21. Rxd6 Qe7) 20... Qf8 21. Rxd7 Rxd7 22. Ncxe6 Qh6 23. Kg2) 19. h4) 18... gxf5
({RR} 18... exf5 19. Qb3 Rb8 ({RR} 19... Qe8 20. Bxf7+ Qxf7 21. Qxb7 Rb8 22.
Qxd7) 20. Bxf7+ Kg7 21. Kg2 ({RR} 21. Be6 Bxe6 22. Qxe6 Qg8) 21... Qc8 22. Ne2)
19. Qd2 Qb6 ({RR} 19... Be8 20. Qh6 Qa5 21. Nd5 ({RR} 21. Ng5 Qe5 22. Qxh7+ Kf8
23. Nf3 Qg7) 21... exd5 22. Rxd5 Qa4 ({RR} 22... Qc7 23. Rxf5 Qd7 24. Rf4 Bd6
25. Qg5+ Kf8 26. Re4) 23. Ng5 Bxg5 24. Qxg5+ Kf8 ({RR} 24... Kh8 25. Qxf5 Qxc4
26. Qf6+ Kg8 27. Rg5+ Kf8 28. Qd6+ Ne7 29. Qh6#) 25. Qh6+ Kg8 26. Qg5+) ({RR} 
19... Bc8 {RR} 20. Qh6 Qf8) 20. Qh6 ({RR} 20. Qxd7 Rd8) ({RR} 20. Na4 Ne5 ({RR
} 20... Nd4) 21. Nxb6 ({RR} 21. Nxe5 Bxa4) 21... Nxf3+ 22. Kf1 ({RR} 22. Kg2
Nxd2 23. Nxa8 Bc6+) 22... Nxd2+ 23. Rxd2 axb6 24. Rxd7 Bf6) 20... Be8 ({RR} 
20... Rd8 21. Ng5 ({RR} 21. Rxd7 Rxd7 22. Bxe6 Nd4 23. Bxf7+ Kh8) 21... Bxg5
22. Qxg5+ Kf8 23. Qf6 Bc8 ({RR} 23... Qxb2 24. Qh8+ Ke7 25. Nd5+) 24. Rxd8+
Qxd8 25. Qh8+ Ke7 26. Qxh7 Qd4) 21. Ng5 Bxg5 22. Qxg5+ Kf8 ({RR} 22... Kh8 23.
Rd6 Qc7 24. Qf6+ Kg8 25. Rxe6 Qd8 26. Qxf5 ({RR} 26. Rd6) 26... fxe6 27. Qxe6+
Bf7 ({RR} 27... Kg7 28. Qg8+ Kh6 29. Qf8+ Kg6 30. Nd5) 28. Qxf7+ Kh8 29. Qxb7
Na5 30. Qb5) 23. Qh6+ Kg8 24. Qg5+ Kf8 25. Rd6 Qc7 ({RR} 25... Rd8 26. Rxe6 Qd4
({RR} 26... fxe6 27. Qh6+ Kg8 ({RR} 27... Ke7 28. Qxe6+ Kf8 29. Qf6+) 28. Qxe6+
Kg7 29. Qg8+ Kf6 30. Qf8+ Ke5 ({RR} 30... Kg6 31. Ne2) ({RR} 30... Kg5 31. Ne4+
fxe4 32. h4+ Kg6 33. Qg8+ Kf5 34. Qg5#) 31. Nb5) 27. Rf6 ({RR} 27. Qh6+ Kg8 28.
Rf6 Qxc4 29. Qg5+) 27... Qxc4 28. Rxc6 Qd4 29. Rc4 Qd2 30. Qxf5 Bc6 31. Rxc6 ({
RR} 31. Ne4 Qd1+ 32. Kg2 Qd5 33. Qxd5 Bxd5 34. Rd4 f5 35. f3 fxe4 36. fxe4
Bxe4+ 37. Rxe4 Rd2+) 31... bxc6 32. Qxh7 Rd6) ({RR} 25... Qc5 26. Ne4 ({RR} 26.
Qh6+ Kg8 ({RR} 26... Ke7 27. Nd5+ exd5 ({RR} 27... Kxd6 28. Qf8+) 28. Rxd5 Qxc4
29. Qd6#) 27. Rxe6 fxe6 ({RR} 27... Qxc4 28. Qg5+) 28. Bxe6+ Bf7 29. Nd5 Bxe6
30. Qxe6+ Kg7) 26... Qxc4 27. Nf6 Ke7 28. Rd1 Nd4 29. Nxe8+ Kxe8 ({RR} 29...
Kf8 30. Qg7+ Kxe8 31. Rxd4 Qc1+ 32. Kg2 Rc8 33. Rh4) 30. Qg8+ Ke7 31. Qxa8 Ne2+
({RR} 31... Qd5 32. Rxd4 Qxd4 33. Qxb7+ Kf6 34. Kg2) 32. Kg2 Qe4+ 33. f3 Nf4+
34. gxf4 Qe2+ 35. Kg3 Qxd1 36. Qxb7+ Qd7) ({RR} 25... Qxb2 26. Qf6 Qc1+ ({RR} 
26... Kg8 27. Rxe6) 27. Rd1 Qxa3 28. Bxe6 Kg8 29. Bxf5 Qf8 30. Ne4) 26. Qh6+
Ke7 ({RR} 26... Kg8 27. Rxe6 fxe6 28. Bxe6+ Bf7 29. Nd5) 27. Qh4+ ({RR} 27. Nb5
) 27... Kf8 {Kramnik,V (2759)-Carlsen,M (2772) Dortmund 2009 CBM 131 [Stohl,I]
1-0 (36)} ({RR} 27... Kxd6 28. Nb5+ Kd7 29. Nxc7 ({RR} 29. Bxe6+ fxe6 30. Qxh7+
))) ({RR} 13. Bd3 g6 14. Bh6 Rd8 15. O-O Bd7 16. Be2 a6 17. Nd2 Nf6 18. Bf4 e5
19. Bg5 Be6 20. h3 Rac8 21. Bxf6 Bxf6 22. Bg4 Nd4 23. exd4 Bxg4 24. hxg4 exd4
25. Nde4 Bg7 26. Qa4 Qe5 27. f4 Qe7) 13... Bxd6 14. Rxd6 Nf6 15. Ba2 $146 ({RR
} 15. Qd2 Rd8 16. Rxd8+ Qxd8 17. Qxd8+ Nxd8 18. Ke2 Kf8 19. e4 Bd7 20. e5 Ne8
21. Rd1 Ke7 22. Ng5 Rc8 23. Ba2 h6 24. Nge4 b6 25. f4 Nb7 26. Nd2 Nc5 27. Nc4
Bc6 28. g3 Na4 29. Nxa4 Bxa4 {Eljanov,P (2693)-Chadaev,N (2557) Dagomys 2009
1-0 (92)}) ({RR} 15. Qd2 Rd8 16. Rxd8+ Qxd8 17. Qxd8+ Nxd8 18. Ke2 Kf8 19. e4
Bd7 20. e5 Ne8 21. Rd1 Ke7 22. Ng5 Rc8 23. Ba2 h6 24. Nge4 b6 25. f4 Nb7 26.
Nd2 Nc5 27. Nc4 Bc6 28. g3) ({RR} 15. Rd2 Rd8 16. Rxd8+ Qxd8 17. O-O Bd7 18.
Rd1 Qe7 19. h3 Rd8 20. Rd2 Be8 21. Rxd8 Qxd8 22. Qd2 Qxd2 23. Nxd2 Kf8 24. f4
Ke7) ({RR} 15. Rd2 Rd8 16. O-O Rxd2 17. Nxd2 Bd7 18. Rd1 Rd8 19. Nde4 Nxe4 20.
Qxe4 Be8 21. Rxd8 {1/2-1/2 (21) Ibrahimov,R (2532)-Melia,S (2444) Konya 2011})
15... Ne5 16. Nxe5 Qxe5 17. Qd2 b6 18. f3 Bb7 19. Rd4 Rac8 20. O-O h6 21. Rd1
Qg5 22. e4 Qc5 23. Qf2 Bc6 24. Rd6 Qxf2+ 25. Kxf2 Rc7 26. e5 Nh7 27. Ne2 Rfc8
28. Nd4 Ba4 29. Nxe6 fxe6 30. Bxe6+ Kf8 31. R1d4 Be8 32. Bxc8 Rxc8 33. Rd8 Rc2+
34. Rd2 Rc7 35. f4 Ke7 36. Ke3 Nf8 37. R8d6 Bd7 38. g4 Rc4 39. h3 h5 40. gxh5
Bxh3 41. h6 gxh6 42. Rh2 Bf5 43. Rh5 Bg4 44. Rhxh6 Rc2 45. Rd2 Rxd2 46. Kxd2
Bf5 47. Rf6 Bh7 48. Ke3 Nd7 49. Rc6 Bf5 50. Kd4 a5 51. b3 Be6 52. Kc3 Bf5 53.
Rh6 Be4 54. Kd4 Bc2 55. Kc3 Be4 56. Kd4 Bc2 57. Rh2 Bxb3 58. Rh7+ Ke8 59. f5 b5
60. e6 Nf8 61. Rh6 b4 62. axb4 axb4 63. Ke5 Ke7 64. Rf6 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "10"]
[White "Santos Jr, Haroldo Cunha"]
[Black "El Debs, Felipe"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "82"]
[EventDate "2011.??.??"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. c3 e6 5. e3 Nc6 6. Nbd2 Bd6 7. Bb5 Bxf4 8.
exf4 Qb6 9. Qa4 $146 ({RR} 9. Bxc6+ bxc6 10. O-O O-O 11. Nb3 cxd4 12. cxd4 Ba6
13. Re1 Bc4 14. Nc5 Qxb2 15. Ne5 a5 16. g4 Ba6 17. Rb1 Qxa2 18. Qc1 Rfb8 19.
Ra1 Qb2 20. Qxb2 Rxb2 21. Rxa5 Ne4 22. Nxe4 dxe4 23. Rea1 f6 {Sulskis,S (2521)
-Meskovs,N (2479) Liepaja 2017 1-0 (40)}) ({RR} 9. Qb3 O-O 10. Bxc6 bxc6 11.
O-O Ba6 12. Rfc1 Nd7 13. Qa3 Rab8 14. Nb3 c4 15. Na5 c5 16. b3 Rfc8 17. bxc4
dxc4 18. h4 h6 19. Rab1 Qxb1 20. Rxb1 Rxb1+ 21. Kh2 Bb7 22. Nd2 Rb5 23. Ndxc4
cxd4 {Le Quang Liem (2709)-Kozak,A (2502) chess.com INT 2020 1-0}) ({RR} 9. Qb3
O-O 10. Bxc6 bxc6 11. O-O Nd7 12. Qc2 Ba6 13. Rfc1 Rac8 14. Nb3 c4 15. Nbd2 c5
16. Rab1 Qd6 17. Ne5 Nb8 18. Re1 cxd4 19. cxd4 f6 20. Nef3 Nc6 21. a3 Rce8 22.
Qa4 Bc8 23. g3 Bd7 {Zhang,E (1344)-Chen,Y (2099) Hefei CHN 2023 0-1 (58)}) 9...
O-O 10. O-O cxd4 11. cxd4 Bd7 12. Nb3 Rfc8 13. Rfc1 Ne4 14. Bxc6 Bxc6 15. Qa5
Bb5 16. Qxb6 axb6 17. Nfd2 Bc4 18. f3 Nd6 19. a3 Rc6 20. Rc3 Kf8 21. Rac1 Ke7
22. Kf2 h6 23. g4 Kd7 24. Na1 g5 25. Ke3 f6 26. b3 Ba6 27. Rxc6 bxc6 28. Nc2 c5
29. dxc5 bxc5 30. b4 cxb4 31. fxg5 hxg5 32. axb4 Rc8 33. Nb1 Nc4+ 34. Kd4 Ne5
35. Nba3 Nxf3+ 36. Ke3 Rc3+ 37. Kf2 Nxh2 38. b5 Nxg4+ 39. Ke2 Bb7 40. Rh1 Kd6
41. Kd2 Nf2 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "11"]
[White "El Debs, Felipe"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "D23"]
[PlyCount "95"]
[EventDate "2011.??.??"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Qb3 dxc4 5. Qxc4 Bg4 6. Nc3 Bxf3 ({RR} 6...
Nbd7 7. e4 e6 8. Be3 Be7 9. Be2 O-O 10. O-O Bh5 11. h3 Bg6 12. e5 Nd5 13. Qb3
Qb6 14. Nd2 Nxe3 15. Qxb6 axb6 16. fxe3 b5 17. a3 Nb6 18. g3 Bg5 19. Kf2 f6 20.
exf6 Bxf6 21. Kg2 {Alekseev,E (2708)-Kramnik,V (2788) Moscow 2008 0-1}) ({RR} 
6... Nbd7 7. Bf4 e6 8. e4 Be7 9. Be2 O-O 10. O-O Nb6 11. Qd3 c5 12. d5 exd5 13.
exd5 Nfxd5 14. Nxd5 Qxd5 15. Qe3 Bf6 16. Rad1 Qxa2 17. Qxc5 Qxb2 18. Rfe1 Qc3
19. Qb5 Rfe8 20. h3 Bxf3 21. gxf3 {Matveeva,O (2156)-Antunez,S (2200) chess.
com INT 2023 0-1 (44)}) 7. gxf3 g6 8. Bg5 $146 ({RR} 8. e4 Bg7 9. Be3 O-O 10.
h4 Qa5 11. Bh3 Rd8 12. O-O-O Na6 13. Kb1 e5 14. dxe5 Qxe5 15. f4 Qa5 16. e5 Nd5
17. Nxd5 cxd5 18. Qc2 Nc7 19. h5 Nb5 20. hxg6 hxg6 21. Qb3 d4 22. Bd2 Qb6 {
Papin,V (2532)-Kargin,A (2400) Rijeka 2010 1-0 (40)}) ({RR} 8. e4 Bg7 9. Be3
O-O 10. Be2 Nbd7 11. Qb3 Qb6 12. Qc2 Qa5 13. f4 c5 14. O-O-O cxd4 15. Rxd4 e5
16. fxe5 Nxe5 17. h3 a6 18. f4 Nc6 19. Ra4 Qd8 20. e5 Nd5 21. Nxd5 Qxd5 22. Rd1
Qg2 {Short,N (2675)-Baburin,A (2481) Bunratty 2017 1-0 (45)}) 8... Bg7 9. e3
Nbd7 10. Bg2 e5 11. O-O-O Qa5 12. dxe5 Nxe5 13. Qh4 Ned7 14. Rd6 O-O 15. Rhd1
Nd5 16. Qa4 Qxa4 17. Nxa4 N7b6 18. Nxb6 axb6 19. Kb1 Ra5 20. f4 Rb5 21. Rd2
Nc3+ 22. Ka1 Na4 23. Bf6 Bxf6 24. Rxf6 Rc5 25. Kb1 Rh5 26. h3 Nc5 27. Rfd6 Re8
28. Rd8 Kf8 29. b4 Ne6 30. R8d7 Re7 31. Kb2 Ke8 32. Rxb7 Rxb7 33. Bxc6+ Ke7 34.
Bxb7 Rxh3 35. a4 Rh5 36. Bc6 Nf8 37. Bf3 Rf5 38. Kb3 h5 39. Rd5 Rxd5 40. Bxd5
Ne6 41. a5 bxa5 42. bxa5 Kd6 43. Kc4 Kc7 44. Bg2 h4 45. Kd5 Ng7 46. Ke5 Nh5 47.
f5 f6+ 48. Ke6 1-0

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "11"]
[White "Mecking, Henrique"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "D14"]
[PlyCount "21"]
[EventDate "2011.??.??"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3
Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "11"]
[White "Reis, Paulo Jatoba"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "A11"]
[PlyCount "102"]
[EventDate "2011.??.??"]

1. c4 c6 2. g3 d5 3. Nf3 Nf6 4. Bg2 dxc4 5. O-O Nbd7 6. Na3 Nb6 7. Qc2 Be6 8.
Ng5 Bg4 9. f3 Bh5 10. Nxc4 Qd4+ 11. Ne3 h6 12. Nh3 Bg6 13. Qc3 e5 14. b3 O-O-O
$146 ({RR} 14... Bb4 15. Qxd4 exd4 16. Nd1 O-O-O 17. a3 Bd6 18. Ndf2 Rhe8 19.
Re1 Bc2 20. Bb2 Bxb3 21. Bxd4 Be7 22. Bc3 Nbd5 23. Bb2 Nb6 24. Bc3 Na4 25. Be5
Rxd2 26. Nf4 Bc5 27. Bh3+ Kd8 28. Bxf6+ gxf6 29. Kf1 {Piorun,K (2634)-Pershin,
D (2400) St Petersburg RUS 2018 0-1 (42)}) ({RR} 14... Bb4 15. Qxd4 exd4 16.
Nd1 O-O-O 17. a3 Bd6 18. Ndf2 Rhe8 19. Re1 Bc2 20. Bb2 Bxb3 21. Bxd4 Be7 22.
Bc3 Nbd5 23. Bb2 Nb6 24. Bc3 Na4 25. Be5 Rxd2 26. Nf4 Bc5 27. Bh3+ Kd8 28.
Bxf6+ gxf6 29. Kf1 {Piorun,K (2634)-Pershin,D (2400) St Petersburg RUS 2018
0-1 (42)}) 15. Qxd4 exd4 16. Nc4 Re8 17. Nf4 Bh7 18. Kf2 g5 19. Bh3+ Kc7 20.
Nd3 Nxc4 21. bxc4 h5 22. Bb2 c5 23. Nc1 Bh6 24. Bg2 Re6 25. Nb3 b6 26. d3 Rhe8
27. Rfe1 Nd7 28. Rad1 Ne5 29. Bf1 Nc6 30. a3 Ne7 31. Bc1 Nf5 32. Bh3 g4 33.
fxg4 Ne3 34. Bxe3 Bxe3+ 35. Kg2 Bg5 36. Kf1 h4 37. Nd2 Rxe2 38. Ne4 Rxh2 39.
Nxg5 Rh1+ 40. Kg2 Rhxe1 41. Rxe1 Rxe1 42. Nxh7 Re2+ 43. Kh1 hxg3 44. Kg1 Rh2
45. Ng5 f6 46. Ne6+ Kd6 47. Nf4 Ra2 48. Bf1 Rxa3 49. Kg2 Ra1 50. Be2 a5 51. Nd5
Ra2 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "11"]
[White "Santiago, Yago"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "80"]
[EventDate "2011.??.??"]

1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. Nc3 Bb4 5. g3 dxc4 6. Bg2 O-O 7. O-O Nc6 8. a3
Be7 9. e4 Rb8 10. Be3 Na5 11. Qe2 ({RR} 11. Qc2 b5 12. Rad1 c6 13. d5 cxd5 14.
exd5 exd5 15. Ng5 g6 16. Nxd5 Nxd5 17. Rxd5 Qe8 18. Bxa7 Rb7 19. Be3 Nb3 20.
Re1 f6 21. Nf3 Bf5 22. Rxf5 gxf5 23. Qxf5 Qg6 24. Qd5+ Kh8 25. Qxb7 Bd6 {
Goltseva,E (2338)-Badelka,O (2386) Sochi RUS 2023 1-0}) 11... b5 12. Rad1 c6
13. Ne5 $146 ({RR} 13. Bf4 Rb6 14. Ne5 Bb7 15. Rfe1 Nb3 16. d5 cxd5 17. exd5
Qa8 18. Ng4 Nxg4 19. Qxg4 Bf6 20. Be3 Bxc3 21. bxc3 f5 22. Qf4 Ra6 23. Qe5 exd5
24. Rxd5 Re8 25. Qxf5 Rf6 26. Qh5 Kh8 27. Rd7 Bxg2 {Alonso Rosell,A (2561)
-Agmanov,Z (2442) Almaty KAZ 2022 1/2-1/2 (47)}) 13... Bb7 14. f4 Qc7 15. g4
Nb3 16. g5 Nd7 17. Nxd7 Qxd7 18. f5 exf5 19. Rxf5 Rbd8 20. Qf2 Bc8 21. d5 Qc7
22. Bf4 Bd6 23. Bxd6 Qxd6 24. e5 Qc5 25. Rf4 cxd5 26. Rxd5 Qxf2+ 27. Rxf2 a6
28. Rd6 Rxd6 29. exd6 Be6 30. Nd5 Rd8 31. Ne7+ Kf8 32. g6 hxg6 33. Nxg6+ Kg8
34. Ne7+ Kh7 35. Be4+ g6 36. Bd5 Bxd5 37. Nxd5 Rxd6 38. Nf6+ Kh6 39. Ne4 Rd1+
40. Kg2 f5 0-1

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "11"]
[White "Vescovi, Giovanni"]
[Black "Santos Jr, Haroldo Cunha"]
[Result "1/2-1/2"]
[ECO "A34"]
[PlyCount "76"]
[EventDate "2011.??.??"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc7 7. O-O e5 8. d3
Be7 9. Nd2 Nd4 10. Nc4 f6 11. a3 ({RR} 11. e3 Nc6 12. Qh5+ g6 13. Qe2 Bf5 14.
Rd1 Qd7 15. a4 Rd8 16. Nb5 Nb4 17. e4 Be6 18. Nxc7+ Qxc7 19. Bh6 Bf8 20. Be3
Bg7 21. Rac1 {1/2-1/2 (21) Baum,B (2280)-Haubt,G (2149) Dresden GER 2018})
11... O-O 12. Rb1 Rb8 13. e3 $146 ({RR} 13. b4 cxb4 14. axb4 Bg4 15. h3 Be6 16.
e3 Ndb5 17. Nxb5 Nxb5 18. Qb3 Qd7 19. Bb2 Nd6 20. Qa3 Nb5 21. Qb3 Nd6 22. Qa3
Nb5 23. Qb3 {1/2-1/2 (23) Medrano,R (2113)-Guevara,M (2205) Managua 2016})
13... Nc6 14. b4 cxb4 15. axb4 Bxb4 16. Na2 Na6 17. Nxb4 Naxb4 18. Ba3 a5 19.
Nxa5 Qxa5 20. Qb3+ Kh8 21. Bxb4 Nxb4 22. Qxb4 Qxb4 23. Rxb4 Rd8 24. d4 exd4 25.
exd4 Kg8 26. Rc1 Kf8 27. Rc7 b6 28. Bc6 Be6 29. f3 b5 30. Kf2 Bc4 31. Ke3 Rd6
32. d5 Bxd5 33. Rxb5 Re6+ 34. Kf2 Rxb5 35. Bxb5 Rb6 36. Bd3 Rb2+ 37. Rc2 Rxc2+
38. Bxc2 g6 1/2-1/2

[Event "BRA ch"]
[Site "Campinas"]
[Date "2011.12.??"]
[Round "11"]
[White "di Berardino, Diego"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "53"]
[EventDate "2011.??.??"]

1. d4 {Krasenkow,M} Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3
7. Bxc3 O-O 8. Rc1 c5 ({RR} 8... Nd7 9. Nf3) ({RR} 8... c6 9. h4 h5 10. Nf3 Bg4
11. Be2) ({RR} 8... b6 9. Nf3 Bb7 10. Bd3 Nd7 11. O-O e6 12. b4 Qe7 13. Qb3
Rfd8 14. Bb2 Nf6 15. Rfe1) ({RR} 8... e5 9. dxe5 ({RR} 9. d5 f5 10. exf5 Bxf5
11. Qb3) 9... Qe7 10. f4 Nc6 11. Nf3 Bg4 12. Kf2 Rad8 13. Qc2 g5 14. Nxg5 ({RR
} 14. g3 Qc5+ 15. Kg2 gxf4) 14... Nxe5 15. Kg3 Bh5 16. h4 h6 17. Nf3 Nxf3 18.
gxf3 Bxc3 19. Qxc3 Kh7 20. Be2) ({RR} 8... Qd6 9. Bc4 ({RR} 9. Be2 Qe6 10. Qc2
Qxa2 11. Nf3 Bd7 ({RR} 11... Bg4) 12. O-O Qa4 13. b3 Qc6 14. Bc4) 9... Rd8 ({RR
} 9... Qb6 10. Nf3 Bg4) 10. Nf3 c5 ({RR} 10... Bg4 11. Bxf7+) 11. e5 Qc7 12.
O-O cxd4 13. Bxf7+ Kxf7 14. Qb3+ e6 15. Ng5+ Ke8 16. Bb4 Qd7 ({RR} 16... Qxe5
17. Rc5 Qf6 18. Re1) 17. Rc7 Qxc7 18. Nxe6 Qd7 19. Nc7+ Qxc7 20. Qg8+ Kd7 21.
Qxg7+) 9. d5 ({RR} 9. dxc5 Qxd1+ 10. Kxd1 Bh6) ({RR} 9. dxc5 Qxd1+ 10. Kxd1 Be6
11. Bxg7 Kxg7 12. Bc4 Rd8+ 13. Ke2 Rd4 14. Bxe6 Rxe4+ 15. Kd3 Rxe6 16. Nf3 Na6
17. Rhe1 Rxe1 18. Nxe1 Rc8 19. Kd4 Rd8+ 20. Ke3 Nb4 21. Rc4 Nd5+ 22. Ke2 e5 23.
Nd3 f5 {Ovsejevitsch,S (2555)-Baldauf,M (2501) Austria AUT 2023 1/2-1/2 (33)})
9... Qd6 $146 ({RR} 9... Bxc3+ 10. Rxc3 e6 11. d6 ({RR} 11. Bc4 exd5 12. Bxd5
Nd7 13. Ne2 Nf6 14. O-O ({RR} 14. Rxc5 Qe7) 14... Nxd5 15. exd5 b6 16. Re3 Ba6
17. Re1 Bxe2 18. R1xe2 Qd6 19. h4 Rad8 20. Rd2 Rfe8 21. Qe2 Rxe3 22. Qxe3 Rd7
23. g3 Re7) ({RR} 11. Rxc5 Nd7 12. Rc1 exd5 13. Qxd5 Qe7) 11... e5 12. Nf3 Bg4
13. Rxc5 ({RR} 13. Qd5 Bxf3) 13... Bxf3 14. gxf3 Nc6 15. Bh3 ({RR} 15. Rd5 Qf6
({RR} 15... Nd4 16. f4)) 15... Qf6 ({RR} 15... Qb6 16. Rd5 Qxb2 17. O-O) 16.
O-O Nd4 17. d7 Rad8 18. Rd5 h5 ({RR} 18... Qf4) 19. Qd3 Nxf3+ ({RR} 19... Qf4
20. Kg2 Qg5+ 21. Kh1 Qh4 22. f4 Qxf4 23. Qe3) 20. Kg2 Ng5 ({RR} 20... Nd4 21.
Qe3 ({RR} 21. f4 Ne6) 21... Ne6 ({RR} 21... g5 22. f3) 22. Bxe6 fxe6 23. Rd6)
21. Qe3 b6 22. Rfd1 Kg7 23. a4 Qe7 24. a5 {Moiseenko,A (2668)-Rodshtein,M 
(2609) Rijeka 2010 CBM 136 [Krasenkow,M] 0-1 (41)}) ({RR} 9... Bxc3+ 10. Rxc3
e6 11. Bc4 exd5 12. Bxd5 Nd7 13. Ne2 Nf6 14. O-O Nxd5 15. exd5 b6 16. Re3 Ba6
17. Re1 Bxe2 18. R1xe2 Qd6 19. h4 Rad8 20. Rd2 Rfe8 21. Qe2 Rxe3 22. Qxe3 Rd7
23. g3 Re7 {1/2-1/2 (23) Shirov,A (2726)-Sutovsky,E (2651) Kallithea 2008}) 10.
Bxg7 Kxg7 11. Qd2 e5 12. Qc3 Nd7 13. Bb5 Nf6 14. Bd3 c4 15. Qxc4 Bf5 16. Ne2
Rfc8 17. Qa4 b5 18. Bxb5 Rxc1+ 19. Nxc1 Bxe4 20. O-O Bxd5 21. Rd1 Qb6 22. Re1
Qb7 23. Nd3 Bxg2 24. Ba6 Qc6 25. Bb5 Qb7 26. Ba6 Qc6 27. Bb5 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "1"]
[White "Carneiro, Vitor"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "71"]
[EventDate "2013.??.??"]

1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Rb1 ({RR} 5. b3 e5 6. Bb2 c6 7. d4
e4 8. f4 d5 9. cxd5 Nxd5 10. Nxd5 Qxd5 11. e3 Qa5+ 12. Qd2 Qxd2+ 13. Kxd2 Na6
14. Ne2 Be6 15. Nc3 O-O-O 16. Rhc1 b6 17. Bf1 Kb7 18. Na4 Bd5 19. Nc3 Bf7 {
Sokolov,A (2585)-Ivanchuk,V (2665) Moscow 1990 0-1 (61)}) 5... O-O ({RR} 5...
a5 6. a3 O-O 7. b4 axb4 8. axb4 d6 9. d3 e5 10. Bb2 Nc6 11. b5 Ne7 12. Ra1 Rxa1
13. Qxa1 c6 14. bxc6 bxc6 15. Nf3 h6 16. O-O g5 17. c5 g4 18. cxd6 Qxd6 19. Nd2
Be6 20. Ba3 {Guzman Moneo,A (2146)-Pein,J (2252) chess.com INT 2022 1-0 (46)})
6. b4 e5 7. d3 Nh5 $146 ({RR} 7... d6 8. Qb3 Kh8 9. e3 Nc6 10. Nge2 g5 11. Nd5
f4 12. b5 Ne7 13. gxf4 gxf4 14. exf4 Nfxd5 15. cxd5 Bg4 16. fxe5 Bxe2 17. Kxe2
Nf5 18. Qc4 Bxe5 19. Qg4 Qf6 20. Rf1 Rg8 21. Qh3 Bc3 22. Be4 {Hentunen,A (2295)
-Ristoja,T (2215) Finland 1987 1-0 (37)}) ({RR} 7... d6 8. Nf3 Nc6 9. b5 Ne7
10. c5 h6 11. Qb3+ Kh8 12. cxd6 cxd6 13. Ba3 f4 14. Ne4 Ne8 15. O-O g5 16. d4
Bf5 17. Nfd2 exd4 18. Rbc1 Qd7 19. Bb2 Bh3 20. Qd3 Bxg2 21. Kxg2 Nf5 22. Nb3 {
Hentunen,A (2295)-Pyhala,A (2385) Jyvaskyla 1987 1-0 (36)}) 8. Qb3 h6 9. c5+
Kh7 10. b5 Re8 11. Nf3 d6 12. cxd6 cxd6 13. Nh4 Be6 14. Bd5 Nd7 15. Ba3 Bxd5
16. Qxd5 e4 17. O-O Nb6 18. Qb3 d5 19. dxe4 dxe4 20. Rbd1 Qf6 21. Nd5 Nxd5 22.
Rxd5 Nf4 23. Rd7 Nxe2+ 24. Kh1 Nd4 25. Bb2 Qe6 26. Rxg7+ Kxg7 27. Bxd4+ Kh7 28.
Rc1 Qd7 29. Bxa7 e3 30. Bxe3 g5 31. Rd1 Qe7 32. Bc5 Qe4+ 33. f3 Qe6 34. Qxe6
Rxe6 35. Rd7+ Kg8 36. Nxf5 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "1"]
[White "Gotz, Klaus"]
[Black "Brito, Luismar"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "61"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Ne4 6. Nxe4 Bxe4 7. Bf4 Be7 8. e3
d6 9. Bd3 Bg6 $146 ({RR} 9... Bxd3 10. Qxd3 Nd7 11. e4 O-O 12. O-O a5 13. b3
Qc8 14. Rad1 Qb7 15. Rfe1 Rad8 16. d5 Bf6 17. Qc2 h6 18. h3 Rfe8 19. Nh2 b5 20.
dxe6 Rxe6 21. cxb5 Rde8 22. Ng4 Rxe4 23. Rxe4 Rxe4 24. Bd2 {Wojtaszek,R (2727)
-Efimenko,Z (2641) Porto Carras GRE 2018 1-0 (37)}) ({RR} 9... Bxd3 10. Qxd3
Nd7 11. O-O-O c5 12. Kb1 Rc8 13. Rc1 cxd4 14. exd4 Nf6 15. Bg5 O-O 16. d5 e5
17. Bxf6 Bxf6 18. h4 Qd7 19. Ng5 g6 20. f3 Bxg5 21. hxg5 f6 22. gxf6 Rxf6 23.
Rhe1 Rf4 24. Re4 {Mamedyarov,S (2820)-Ivanchuk,V (2710) Batumi GEO 2018 1/2-1/
2 (34)}) ({RR} 9... Bxd3 10. Qxd3 Nd7 11. e4 O-O 12. O-O Qc8 13. b4 Qb7 14. h3
Rfd8 15. Rfe1 a6 16. Rac1 Rac8 17. d5 e5 18. Be3 c6 19. Nd2 h6 20. Nb1 c5 21.
Nd2 Rb8 22. Rc3 Rdc8 23. Rb1 Qc7 24. Qc2 {Macieja,B (2513)-Benjamin,J (2498)
Ledyard USA 2023 1/2-1/2 (57)}) ({RR} 9... Bxd3 10. Qxd3 a5 11. b3 Nd7 12. e4
O-O 13. O-O Re8 14. Rfd1 Qc8 15. Re1 Qb7 16. Rad1 Rab8 17. d5 Bf6 18. e5 Nxe5
19. Nxe5 dxe5 20. Bxe5 Bxe5 21. Rxe5 exd5 22. Rxd5 Qc6 23. Rd7 g6 24. h3 {
Cramling,P (2545)-Portisch,L (2600) London 1996 1/2-1/2}) 10. O-O Nd7 11. Qe2
Bf6 12. Rfd1 Qe7 13. Bxg6 hxg6 14. Rd2 O-O 15. Rad1 g5 16. Bg3 g6 17. b4 a5 18.
c5 axb4 19. axb4 Rfc8 20. h3 Bg7 21. Qc4 d5 22. Qb5 c6 23. Qe2 bxc5 24. bxc5 e5
25. Bxe5 Nxe5 26. Nxe5 Bxe5 27. dxe5 Qxe5 28. Qg4 Rc7 29. Qd4 Re7 30. Ra1 Qxd4
31. exd4 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "1"]
[White "Mekhitarian, Krikor"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "B48"]
[PlyCount "43"]
[EventDate "2013.??.??"]

1. e4 {Potkin,V} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7.
Qd2 Nf6 8. O-O-O Bb4 9. f3 Ne5 10. Nb3 b5 11. Qe1 Be7 12. f4 Ng6 13. e5 Ng4 14.
Ne4 Nxe3 ({RR} 14... O-O 15. Bc5) 15. Qxe3 O-O 16. Bd3 ({RR} 16. h4 Bb7 17. h5
Rac8 ({RR} 17... Nxe5 18. fxe5 Qxe5 19. Re1 f5 20. Ned2) 18. Bd3 ({RR} 18. c3
Nxe5 ({RR} 18... Nh4) 19. fxe5 Qxe5 20. Rxd7 Qxe4 21. Qxe4 Bg5+) 18... Nxe5 19.
fxe5 Qxe5 20. Nbd2 ({RR} 20. Qe2 f5 21. Ned2 Qxe2 22. Bxe2 Bxg2 23. Rhg1 Bc6)
20... f5 21. Nf3 Qc7 22. Neg5 ({RR} 22. Nc3 Bf6 23. Ne2 b4 24. Kb1 Rfe8 ({RR} 
24... a5 25. Ned4 Bd5 26. Rhe1) 25. Ned4 ({RR} 25. Nc1 a5) 25... f4 26. Qd2 e5)
22... Bd5 ({RR} 22... h6 23. Nxe6 dxe6 24. Qxe6+ Kh8 25. Ne5) 23. Nh4 ({RR} 23.
h6 g6 24. Kb1 Bf6) 23... Qc5 24. Qd2 Bf6 25. a3 b4 26. axb4 Qd4 27. c3 Bxg5 ({
RR} 27... Qxb4 28. Bxf5 Bxg5 29. Qxg5 Rxc3+) 28. Qxg5 Rxc3+ 29. Bc2 ({RR} 29.
bxc3 Qxc3+ 30. Kb1 Qxb4+) 29... Rxc2+ 30. Kxc2 Rc8+ {Ter Sahakyan,S (2575)
-Potkin,V (2653) Aix les Bains 2011 CBM 142 Extra [Potkin,V] 0-1 (34)}) ({RR} 
16. Nd6 Bb7 17. h4 f6 18. h5 Nxf4 19. Qxf4 fxe5 20. Qxe5 Rf5 21. Qh2 Bg5+ 22.
Kb1 Bf4 23. Qh4 Bxd6 24. h6 g6 25. Bd3 Rf4 26. Qg5 Be4 27. Bxe4 Rxe4 28. Qf6
Bf8 29. Nc5 Qxc5 30. Rxd7 Qf5 {Hakobyan,A (2074)-Kobak,P (1733) Yerevan ARM
2023 0-1 (35)}) 16... Bb7 17. Rhe1 Bd5 18. Kb1 Rfc8 $146 ({RR} 18... b4 19. h4
Rfb8 20. h5 Nf8 21. Qg3 Kh8 22. Ng5 Kg8 {1/2-1/2 (22) Pavlovic,D (2277)
-Dimitrov,V (2450) Golubac 2008}) 19. Nd4 Qa5 20. Nb3 Qc7 21. Nd4 Qa5 22. Nb3
1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "1"]
[White "Mendonca, Mateus Nakajo"]
[Black "Souza Neves, Andrey"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "103"]
[EventDate "2013.??.??"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 Nf6 5. Qe2 d5 6. e5 Ne4 7. Nbd2 Nxd2 8.
Bxd2 Be7 9. h4 h6 ({RR} 9... c5 10. c3 a5 11. h5 Ba6 12. Bxa6 Nxa6 13. h6 g6
14. Rh3 cxd4 15. cxd4 Nb4 16. Kf1 Qd7 17. a3 Qa4 18. Rc1 Na2 19. Re1 b5 20. Bg5
b4 21. Bxe7 Kxe7 22. Ng5 Rhc8 23. Rf3 Rf8 24. Nxh7 {Firouzja,A (2777)-Pastar,S
(2351) chess.com INT 2023 1-0}) 10. Rh3 $146 ({RR} 10. h5 c5 11. c3 a5 12. Rh3
Ba6 13. Rg3 Bxd3 14. Qxd3 c4 15. Qc2 Bf8 16. Ke2 Nc6 17. Rh1 b5 18. Nh4 Be7 19.
Rxg7 Bxh4 20. Rxf7 Kxf7 21. Qg6+ Kf8 22. Bxh6+ Rxh6 23. Qxh6+ Ke7 24. Rxh4 Qh8
{Honfi,K-Sahovic,D (2420) Vrnjacka Banja 1976 1/2-1/2 (58)}) ({RR} 10. h5 c5
11. c3 Qc8 12. Nh4 Ba6 13. Bxa6 Qxa6 14. Qg4 Kf8 15. Ng6+ fxg6 16. Qxe6 Qb7 17.
hxg6 Ke8 18. Qf7+ Kd7 19. e6+ Kc6 20. Qxg7 Na6 21. Rh5 Bd6 22. Qxb7+ Kxb7 23.
Rxd5 Rad8 24. Rf5 cxd4 {Trella,T (2082)-Wagenknecht,U (2066) Germany 2004 1-0 
(33)}) 10... a5 11. Rg3 g6 12. h5 g5 13. Nh2 Ba6 14. Ng4 Bxd3 15. Qxd3 c5 16.
c3 c4 17. Qc2 b5 18. Kf1 Nd7 19. Re1 Qb6 20. Rf3 Nf8 21. Kg1 Rb8 22. a3 Rh7 23.
Rf6 b4 24. axb4 axb4 25. Rxh6 Rxh6 26. Nxh6 bxc3 27. Bxc3 Bb4 28. Qa4+ Qb5 29.
Qxb5+ Rxb5 30. Ra1 Bxc3 31. Ra8+ Ke7 32. Ng8+ Kd7 33. Nf6+ Kc7 34. bxc3 Rb8 35.
Rxb8 Kxb8 36. h6 Kc7 37. Kf1 Kc6 38. Ke2 Kb5 39. Kd2 Kc6 40. Ke3 Kb5 41. g3 Ng6
42. h7 Ka4 43. Ng4 Kb3 44. Kd2 Kb2 45. Nh2 f6 46. exf6 e5 47. Nf3 exd4 48. Nxd4
Nh8 49. f3 Nf7 50. Ne6 Nh8 51. Nxg5 d4 52. Ne4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "1"]
[White "Menna Barreto, Felipe"]
[Black "Macedo, Maximo Iack"]
[Result "1/2-1/2"]
[ECO "E52"]
[PlyCount "27"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bd2 Bb7 6. e3 O-O 7. Bd3 d5 8. cxd5
exd5 9. O-O Nbd7 10. Rc1 Be7 11. Ne5 c5 ({RR} 11... Nxe5 12. dxe5 Nd7 13. f4
Nc5 14. Be2 d4 15. Nb5 d3 16. Bf3 Ne4 17. Rxc7 Nxd2 18. Qxd2 Bxf3 19. gxf3 a6
20. Rxe7 axb5 21. Qb4 Rxa2 22. e6 Rxb2 23. Qa3 Ra2 24. exf7+ Kh8 25. Qxa2 Qxe7
26. Kf2 {Mayrhuber,N (2117)-Batsiashvili,N (2462) Germany GER 2023 0-1 (42)})
12. Qe2 $146 ({RR} 12. f4 Re8 13. Qf3 a6 14. Kh1 Nf8 15. Be1 b5 16. Bh4 Qb6 17.
Bxf6 Bxf6 18. Nxd5 Bxd5 19. Qxd5 cxd4 20. Qxf7+ Kh8 21. Rc6 Qd8 22. Qh5 Bxe5
23. fxe5 h6 24. Rxh6+ gxh6 25. Qxh6+ Kg8 26. Rxf8+ Rxf8 {Bluebaum,M (2647)
-Szustakowski,A (2295) chess.com INT 2020 1-0}) ({RR} 12. Be1 cxd4 13. Nxd7
Qxd7 14. Nb5 Rac8 15. Rxc8 Rxc8 16. Nxd4 Ne4 17. f3 Nc5 18. Bf5 Ne6 19. Bc3 Bf8
20. f4 Qe8 21. Bxe6 fxe6 22. Qg4 Bc5 23. h3 Qg6 24. Qh4 Qf6 25. Qe1 Qf7 26. Kh2
Ba6 {Le,Q (2728)-Niemann,H (2687) Miami USA 2022 1/2-1/2 (46)}) 12... Bd6 13.
f4 Ne4 14. Nxe4 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "1"]
[White "Molina, Roberto Junio"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "A44"]
[PlyCount "65"]
[EventDate "2013.??.??"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Be2 Be7 5. Nf3 Bg4 6. Nfd2 Bxe2 7. Qxe2 Bg5 8.
O-O Ne7 9. Qb5+ Kf8 $146 ({RR} 9... Qd7 10. Nc4 Qxb5 11. Nxd6+ Kd7 12. Nxb5
Bxc1 13. Rxc1 a6 14. N5c3 b5 15. a4 b4 16. Nd1 Nc8 17. Nd2 Nd6 18. Ne3 Ke7 19.
c3 Nd7 20. cxb4 cxb4 21. Rc6 g6 22. Nec4 Nxc4 23. Nxc4 Rac8 24. Rc1 {
Blagojevic,D (2492)-Krstonijevic,S (2098) Podgorica MNE 2020 1-0 (41)}) ({RR} 
9... Qd7 10. Nc4 Qxb5 11. Nxd6+ Kd7 12. Nxb5 Bxc1 13. Rxc1 a6 14. N5c3 b5 15.
a4 b4 16. Nd1 Nc8 17. Nd2 Nd6 18. Ne3 Ke7 19. c3 Nd7 20. cxb4 cxb4 21. Rc6 g6
22. Nec4 Nxc4 23. Nxc4 Rac8 24. Rc1 {Blagojevic,D (2492)-Krstonijevic,S (2098)
Podgorica MNE 2020 1-0 (41)}) 10. Qxb7 Nd7 11. Qb5 Nf6 12. Qe2 Rb8 13. Nc4 Bxc1
14. Rxc1 Ng6 15. g3 h5 16. h4 Nxh4 17. gxh4 Ng4 18. f3 Qxh4 19. fxg4 Rh6 20.
Nbd2 Rg6 21. Ne3 Qg3+ 22. Ng2 Rxg4 23. Rf1 Rxb2 24. Qf2 Qxf2+ 25. Rxf2 Rxc2 26.
Rb1 f6 27. Rb8+ Ke7 28. Rb7+ Ke8 29. Rxa7 h4 30. Kh2 Rg3 31. Nxh4 Rd3 32. Nhf3
g5 33. Kg3 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "2"]
[White "Barbosa, Evandro Amorim"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "99"]
[EventDate "2013.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. h3 Ne7 8. d4
Bb6 9. Re1 Ng6 10. Nbd2 c6 11. Ba4 ({RR} 11. Bf1 Re8 12. Qc2 Bc7 13. dxe5 Nxe5
14. Nxe5 dxe5 15. a4 Nh5 16. Nc4 Be6 17. Be3 Nf4 18. Qd1 Qf6 19. Kh2 Rad8 20.
Qf3 Nd3 21. Qxf6 gxf6 22. Bxd3 Rxd3 23. Nd2 Red8 24. Nf1 a5 25. g4 Bb3 {
Carlsen,M (2847)-Radjabov,T (2765) chess24.com INT 2021 1/2-1/2}) 11... Bc7 12.
Bc2 Re8 13. Nf1 ({RR} 13. a4 a5 14. Nf1 d5 15. Bg5 exd4 16. exd5 Rxe1 17. Qxe1
dxc3 18. Qxc3 cxd5 19. Bxf6 gxf6 20. Ne3 Be6 21. Rd1 Rc8 22. Qd3 Bb6 23. Nd4
Qc7 24. Bb3 Nf4 25. Qb5 Bxd4 26. Rxd4 Qe5 27. Rd1 Qxb2 {Hou Yifan (2628)-Ju,W 
(2550) Shenzhen CHN 2023 0-1 (63)}) 13... exd4 $146 ({RR} 13... h6 14. Ng3 Be6
15. Be3 a5 16. a4 Qd7 17. Bd3 Rad8 18. Qd2 Qe7 19. Rad1 Qf8 20. Qc1 Bc8 21. Bc2
Be6 22. Bd3 Kh8 23. Bc2 Qg8 24. Nf5 Bxf5 25. exf5 Nf8 26. dxe5 dxe5 27. Rxd8
Rxd8 28. Nd2 {Sinitsina,A (2149)-Garifullina,L (2364) Antalya TUR 2022 1/2-1/2
(57)}) ({RR} 13... d5 14. exd5 e4 15. Ne5 cxd5 16. Nxg6 hxg6 17. Ng3 Qd6 18. c4
dxc4 19. Bg5 Bf5 20. Bxf6 Qxf6 21. Nxf5 gxf5 22. Qe2 Qd6 23. g3 Qxd4 24. Rad1
Qc5 25. Kg2 Rad8 26. h4 Rxd1 27. Rxd1 Rd8 28. h5 {Razafindratsima,T (2336)
-Eynullayev,A (2347) chess.com INT 2020 0-1 (60)}) 14. cxd4 d5 15. e5 Ne4 16.
Bxe4 dxe4 17. Ng5 Bb6 18. Be3 Qd5 19. Ng3 Ba5 20. Rf1 f6 21. Nxh7 Nxe5 22. dxe5
Qxd1 23. Rfxd1 Rxe5 24. Nxf6+ gxf6 25. Rd6 f5 26. Rad1 Bc7 27. Rg6+ Kf7 28. Rh6
Re7 29. Nh5 Be5 30. Bd4 Bxd4 31. Rxd4 Be6 32. Rh7+ Kf8 33. Rh8+ Bg8 34. Rd6 Rh7
35. Rxh7 Bxh7 36. Rd7 Bg8 37. a3 Be6 38. Rxb7 Rd8 39. Nf4 Bf7 40. Kh2 Rd2 41.
Kg3 c5 42. h4 c4 43. h5 a6 44. a4 Be8 45. h6 Rd7 46. h7 Kg7 47. Nh5+ Kh8 48.
Rb8 Kxh7 49. Nf6+ Kg6 50. Nxd7 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "2"]
[White "Brito, Luismar"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "B17"]
[PlyCount "124"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8.
Bb3 h6 9. N5f3 a5 10. a3 a4 11. Ba2 c5 12. c3 Qc7 13. Ne5 cxd4 14. cxd4 Bd6 15.
Ngf3 O-O 16. O-O Nbd5 $146 ({RR} 16... Bd7 17. Re1 Bc6 18. Nxf7 Rxf7 19. Bxe6
Bd5 20. Bxf7+ Bxf7 21. Ne5 Nbd5 22. Nxf7 Qxf7 23. Qe6 Re8 24. Qxf7+ Kxf7 25.
Bd2 Re4 26. Rxe4 Nxe4 27. Be3 Ke6 28. Re1 Nxe3 29. fxe3 Kd5 30. g3 Kc4 31. Kg2
{Rodriguez Garcia,J-Piquero,J Asturias 1995 0-1 (45)}) 17. Bd2 Qe7 18. Rfe1 Rd8
19. Rac1 Bc7 20. Rc2 Ba5 21. Rec1 Bxd2 22. Qxd2 Bd7 23. Nxd7 Qxd7 24. g3 Qd6
25. Qd3 g6 26. Ne5 Kg7 27. Bb1 Ng8 28. Rc5 Nge7 29. Qd2 b6 30. R5c4 Nf6 31. Rc7
Rac8 32. Qxh6+ Kxh6 33. Nxf7+ Kh5 34. Nxd6 Rxd6 35. Rxc8 Nxc8 36. Rxc8 Rxd4 37.
Rh8+ Kg5 38. Kg2 Nd5 39. Ra8 Ne7 40. Rb8 Rd1 41. Be4 Kf6 42. h4 Ke5 43. Kf3 Rd4
44. Rb7 Rxe4 45. Rxe7 Rd4 46. Rb7 Rd3+ 47. Kg4 Rb3 48. Kg5 Rxb2 49. f4+ Ke4 50.
Kxg6 Rg2 51. Rxb6 Rxg3+ 52. Kf6 Rb3 53. Rxe6+ Kxf4 54. h5 Rxa3 55. Ra6 Ke4 56.
h6 Kd5 57. h7 Rh3 58. Kg7 Rg3+ 59. Rg6 Rh3 60. Rh6 Rg3+ 61. Kf7 Rf3+ 62. Ke7
Rb3 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "2"]
[White "Macedo, Maximo Iack"]
[Black "Souza Neves, Andrey"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "116"]
[EventDate "2013.??.??"]

1. d4 b6 2. e4 Bb7 3. Bd3 e6 4. Nf3 Nf6 5. Qe2 d5 6. e5 Nfd7 7. Ng5 ({RR} 7. c3
c5 8. O-O Qc8 9. Be3 Ba6 10. Nbd2 Bxd3 11. Qxd3 Qa6 12. Qc2 Nc6 13. c4 cxd4 14.
Nxd4 Nxd4 15. Bxd4 Rc8 16. Bc3 b5 17. cxb5 Qxb5 18. a4 Qa6 19. Nf3 Bb4 20. Qd2
Bxc3 21. bxc3 O-O {Simonian,H (2521)-Nakamura,H (2735) ICC INT 2010 1/2-1/2 
(61)}) 7... Be7 8. Qg4 h5 ({RR} 8... Nf8 9. Nf3 Ng6 10. h4 Bf8 11. h5 Ne7 12.
h6 Ng6 13. hxg7 Bxg7 14. Ng5 Nd7 15. Rxh7 Rxh7 16. Nxh7 Qh4 17. Qxh4 Nxh4 18.
Kf1 c5 19. c3 cxd4 20. cxd4 Rc8 21. Nc3 a6 22. Bg5 Ng6 23. a4 {Saravanan,D 
(1757)-Telles Fukushima,K (1243) Mexico City MEX 2023 1-0 (36)}) 9. Qg3 h4 $146
({RR} 9... Nc6 10. c3 Nf8 11. O-O Qd7 12. f4 g6 13. Be3 Bxg5 14. Qxg5 Nh7 15.
Qh4 Ne7 16. b4 O-O-O 17. a4 a6 18. Qf2 Nf5 19. Qe2 Nxe3 20. Qxe3 Kb8 21. Qe2
Qc8 22. a5 b5 23. Bxb5 axb5 24. Qxb5 {Hauffen,K (1254)-Fittkau,N (1402)
Sebnitz 2006 0-1 (46)}) ({RR} 9... Nf8 10. h4 Ba6 11. O-O Bxd3 12. Qxd3 c5 13.
c3 Nc6 14. Be3 Qd7 15. Nd2 c4 16. Qe2 f6 17. exf6 gxf6 18. Ngf3 Ng6 19. b3 cxb3
20. axb3 Kf7 21. b4 Rac8 22. Nb3 Bd6 23. Rfe1 Nce7 24. Bd2 {Klenburg,M (2331)
-Polyakov,A (2311) Tel Aviv 2002 1-0 (39)}) 10. Qg4 Nf8 11. Nf3 g6 12. Nc3 c6
13. Bg5 Rh5 14. Bxe7 Qxe7 15. O-O-O Ba6 16. Ne2 Bxd3 17. Rxd3 Na6 18. Nf4 Rh8
19. Ra3 Nc7 20. Ng5 Nb5 21. Rd3 c5 22. dxc5 bxc5 23. Nfh3 Nd4 24. Rhd1 Nf5 25.
Qa4+ Qd7 26. Qa3 c4 27. Ne4 Nh7 28. Rc3 Qc6 29. Neg5 Nxg5 30. Nxg5 d4 31. Rf3
Rh5 32. Nh3 a6 33. Kb1 O-O-O 34. b3 c3 35. Qb4 Qb5 36. Qa3 g5 37. Rfd3 Kb7 38.
Ng1 Qxe5 39. Nf3 Qd6 40. Qa5 Qd5 41. Qxd5+ Rxd5 42. Nxd4 Nxd4 43. Rxd4 g4 44.
Kc1 Rhe5 45. Rxg4 Re2 46. Rf4 Rf5 47. Rxf5 exf5 48. Rd7+ Kb6 49. Kd1 Rxf2 50.
Rxf7 Rd2+ 51. Ke1 Rxg2 52. Rxf5 Rxc2 53. Kd1 Rxh2 54. Rh5 h3 55. a4 a5 56. Rb5+
Ka6 57. Rh5 Rd2+ 58. Kc1 h2 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "2"]
[White "Menna Barreto, Felipe"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "73"]
[EventDate "2013.??.??"]

1. e4 {Petronijevic,Z} c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. exd5 Nf6
7. Nc3 Nxd5 8. Bc4 Nb6 9. Bb3 O-O ({RR} 9... Nc6 10. d5 ({RR} 10. O-O) ({RR} 
10. Be3) ({RR} 10. a4 Nxd4 11. Nxd4 Qxd4 12. Qxd4 Bxd4 13. a5) 10... Na5 11.
O-O) 10. h3 ({RR} 10. O-O Nc6 ({RR} 10... Bg4 11. d5 N8d7 12. h3 Bxf3 13. Qxf3
Nc5 ({RR} 13... Nc8 14. Re1 Nd6))) 10... Nc6 11. Be3 ({RR} 11. d5 Na5 12. O-O
Nxb3 13. Qxb3 Bf5) 11... Bf5 ({RR} 11... Na5 12. Bc2 Nac4 13. O-O ({RR} 13. Bc1
Be6 ({RR} 13... Bd7)) ({RR} 13. Qe2 Nxe3 14. fxe3 e5 15. dxe5 Qe7 16. O-O Bxe5
17. Nxe5 Qxe5 18. Bb3 Be6) 13... Nxb2 14. Qe2 ({RR} 14. Qc1 N2c4) 14... Qc7 15.
Rac1 Qxc3 16. Bxg6 ({RR} 16. Bb3 Qb4 17. Qxb2 Be6) 16... Qa3 17. Bb1 Nd5 18.
Bd2 e6 19. Ng5 h6 20. Nh7 Bd7 ({RR} 20... Re8 21. Qg4 Qa4 22. Bxh6 Qxd4 23. Be4
Re7) 21. Nxf8 Qxf8 22. Be4 Bc6 23. Bxd5 Bxd5 24. Rc3 Rc8 25. Rg3 Kh8 26. Bxh6 {
Sulskis,S (2570)-Sakaev,K (2665) Tripoli 2004 CBM 102 [Petronijevic,Z] 0-1 (59)
}) ({RR} 11... Na5 12. O-O Nxb3 13. axb3 Be6 14. Ne4 Bd5 15. Nc5 e6 16. Ne5 a6
17. Bd2 Rc8 18. Rc1 Bxe5 19. dxe5 Bxg2 20. Kxg2 Qd5+ 21. Qf3 Qxd2 22. Ne4 Qd4
23. Qf4 Qxb2 24. Rb1 Qc2 25. Rfc1 Qd3 26. Rd1 {Nadanian,A (2279)-Parpiev,I 
(2167) chess.com INT 2023 1-0}) 12. O-O Na5 13. Qe2 $146 ({RR} 13. Bc2 Bxc2 14.
Qxc2 Nac4 15. Bf4 Rc8 16. Rfe1 Re8 17. Rac1 Na5 18. Qe4 Rc6 19. Ne5 Rc8 20. Re3
Nbc4 21. Rf3 f5 22. Qd3 Nxb2 23. Qb5 Nbc4 24. Rd1 a6 25. Qb1 b5 26. h4 e6 27.
h5 g5 {Nakhapetiane,P-Potapov,P Serpukhov 1999 1-0 (48)}) ({RR} 13. Bc2 Bxc2
14. Qxc2 Rc8 15. Qe2 Nd5 16. Bg5 Nxc3 17. bxc3 Re8 18. Rac1 Qd5 19. Rfe1 Nc4
20. Qd1 e6 21. Qb3 b6 22. Re2 Rc6 23. Ne5 Nxe5 24. dxe5 Bxe5 25. Qa4 b5 26.
Qxa7 Rxc3 27. Qa5 Ra8 {Podat,V-Kosikov,A (2420) Soviet Union 1986 0-1}) 13...
Nxb3 14. axb3 Re8 15. Ra3 a6 16. Rfa1 Rc8 17. Ra5 Be6 18. R1a3 h6 19. Ne5 Nd5
20. Nxd5 Bxd5 21. h4 h5 22. b4 e6 23. Bg5 f6 24. Nxg6 fxg5 25. Qxh5 Rc1+ 26.
Kh2 Qd6+ 27. Rg3 gxh4 28. Qxh4 Qxb4 29. Ne5 Rc7 30. Rc5 Rce7 31. Qh5 Qxd4 32.
Rcc3 Qf4 33. Kg1 Bxg2 34. Rxg2 Rd8 35. Ng6 Qf6 36. Nxe7+ Qxe7 37. Rcg3 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "2"]
[White "Olivencia, Flavio"]
[Black "Carneiro, Vitor"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "64"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. c3 Bg7 5. e5 ({RR} 5. h4 h5 6. Ngf3 Nf6 7. e5
Ng4 8. Bd3 Bf5 9. Bxf5 gxf5 10. Ng5 e6 11. Nf1 c5 12. f3 Nh6 13. Ng3 Ng8 14. f4
cxd4 15. Nxh5 Bf8 16. cxd4 Nc6 17. Be3 Qa5+ 18. Kf2 Qb6 19. Rb1 Be7 {Kovalev,V
(2629)-Minasian,A (2480) Minsk 2017 1-0 (76)}) ({RR} 5. h3 c5 6. dxc5 Nc6 7.
exd5 Qxd5 8. Nb3 Qxd1+ 9. Kxd1 Bf5 10. Nf3 O-O-O+ 11. Ke1 e5 12. Bc4 Rd7 13.
Be3 Nf6 14. Ng5 Rf8 15. Rd1 Re7 16. Rd6 Ne8 17. g4 Bd7 18. Rd1 e4 19. Nxh7 Rh8
{Kokkila,T (2285)-Kiik,K (2338) Finland FIN 2023 1-0 (36)}) 5... Nh6 6. Bd3
$146 ({RR} 6. Ngf3 O-O 7. Be2 f6 8. exf6 exf6 9. O-O Nd7 10. Re1 Nf7 11. a4 Re8
12. a5 Nf8 13. Nb3 Qc7 14. Nc5 Bg4 15. h3 Bxf3 16. Bxf3 f5 17. Bd2 Rad8 18. Qb3
b6 19. axb6 axb6 20. Nd3 Ne6 {Babula,M (2330)-Lys,J (2359) Moravia 2003 1-0 
(33)}) ({RR} 6. f4 e6 7. Ndf3 Nd7 8. Bd3 b6 9. h4 f5 10. exf6 Nxf6 11. Ne5 Bb7
12. g4 Nd7 13. h5 Nxe5 14. fxe5 Nf7 15. Nf3 Qe7 16. a4 Kd7 17. a5 gxh5 18. Rxh5
h6 19. Nh4 Rhe8 20. Ng6 Qd8 {Tseshkovsky,V (2549)-Zhelesny,S (2163)
Thessaloniki 2010 1-0 (33)}) 6... f6 7. exf6 exf6 8. Ne2 O-O 9. O-O Bf5 10.
Bxf5 Nxf5 11. Qb3 Qd7 12. Nf3 Re8 13. Nf4 Nd6 14. Nd3 Na6 15. Bf4 Ne4 16. Rfe1
g5 17. Be3 Kh8 18. Qc2 Re7 19. Nc5 Naxc5 20. dxc5 Rae8 21. h3 f5 22. Bd4 g4 23.
hxg4 fxg4 24. Nh4 Bxd4 25. cxd4 Rf7 26. Rf1 Qd8 27. g3 Ref8 28. Rae1 Rxf2 29.
Rxf2 Rxf2 30. Qd1 Qf6 31. Qxg4 Qxd4 32. Kh1 Rf8 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "2"]
[White "Santiago, Yago"]
[Black "Mekhitarian, Krikor"]
[Result "1-0"]
[ECO "C87"]
[PlyCount "63"]
[EventDate "2013.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8.
d4 exd4 9. Nxd4 Bd7 10. Qf3 O-O 11. Nc3 Re8 12. h3 ({RR} 12. Bg5 h6 13. Bh4 Nh7
14. Bxe7 Qxe7 15. h3 Rab8 16. Nb3 Qg5 17. Qe3 Qg6 18. f4 Nf6 19. f5 Qg5 20. Qf2
Re7 21. Re3 h5 22. Rae1 Rbe8 23. R3e2 c5 24. Nd2 Bc6 25. a3 Qh6 26. b4 cxb4 {
Smirin,I (2691)-Sokolov,I (2659) Sarajevo 2001 1/2-1/2 (43)}) ({RR} 12. b3 Ng4
13. Bb2 Bf6 14. Rad1 Ne5 15. Qe3 Ng6 16. h3 Qc8 17. Ba1 h6 18. Qf3 Nh4 19. Qg3
Ng6 20. Nf3 a5 21. Na4 Bxa1 22. Rxa1 c5 23. Nc3 c4 24. Nd4 cxb3 25. axb3 Qb7
26. Nf5 Re5 {Gorshtein,I (2493)-Melian,J (2310) chess.com INT 2023 1-0 (33)})
12... h6 13. b3 $146 ({RR} 13. e5 dxe5 14. Rxe5 Bd6 15. Rxe8+ Qxe8 16. Bf4 c5
17. Nb3 Bc6 18. Qe3 Qxe3 19. Bxe3 Rb8 20. Na5 Bd7 21. Nc4 Be6 22. Nxd6 cxd6 23.
b3 Rc8 24. Rd1 d5 25. Na4 d4 26. Bf4 g5 27. Be5 Nd7 {Guliev,L (2466)-Stocek,J 
(2567) Dresden 2007 1/2-1/2 (67)}) ({RR} 13. Bd2 Nh7 14. Rad1 Bf6 15. Bf4 Qb8
16. Nb3 Ng5 17. Qd3 Bxc3 18. bxc3 Ne6 19. Be3 a5 20. a4 c5 21. Ra1 Bc6 22. c4
Qd8 23. Bd2 Qd7 24. Nxa5 Bxa4 25. Bc3 Ra6 26. Nb3 Rea8 27. Rab1 Qe7 {Hamdouchi,
H (2544)-Adams,M (2731) Tripoli 2004 1/2-1/2 (37)}) 13... Nh7 14. Bb2 Bf8 15.
Rad1 Ng5 16. Qg3 Nh7 17. Qd3 Qh4 18. Re3 Ng5 19. Nf3 Qh5 20. Ne2 Ne6 21. Ng3
Qg6 22. Nh4 Qg5 23. Nhf5 Nf4 24. Qf1 Nxh3+ 25. gxh3 Bxf5 26. f4 Bxh3 27. Qxh3
Qxf4 28. Nh5 Qg5+ 29. Rg3 Qc5+ 30. Bd4 Qxc2 31. Rf1 Re6 32. Nxg7 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "3"]
[White "Carneiro, Vitor"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "A35"]
[PlyCount "61"]
[EventDate "2013.??.??"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Ne5 ({RR} 5... d6 6. O-O Nf6 7.
Rb1 e6 8. a3 a6 9. b4 Qc7 10. Qa4 Nd7 11. d4 Nxd4 12. Nxd4 cxd4 13. Ne4 Be7 14.
Rd1 e5 15. e3 f5 16. Nd2 dxe3 17. fxe3 Bxg2 18. Kxg2 Qb7+ 19. Nf3 O-O 20. Bb2 {
flembob (2466)-Sunye Neto,J (2499) lichess.org 2021 0-1}) ({RR} 5... Nd4 6. e3
Nxf3+ 7. Bxf3 Bxf3 8. Qxf3 Nf6 9. d4 e6 10. d5 e5 11. e4 d6 12. Bg5 Be7 13.
Bxf6 Bxf6 14. h4 h5 15. Kf1 Qd7 16. Kg2 Qg4 17. Qd3 a6 18. f3 Qd7 19. a3 O-O
20. b4 {Jovic,S (2075)-Biliy,V (2331) chess.com INT 2023 1-0 (43)}) 6. d4 ({RR
} 6. d3 Nxf3+ 7. exf3 e6 8. O-O Ne7 9. d4 cxd4 10. Qxd4 Nf5 11. Qd1 Rc8 12. Qa4
a6 13. f4 Qc7 14. Rd1 Bxg2 15. Kxg2 Qc6+ 16. Qxc6 Rxc6 17. Na4 b5 18. cxb5 axb5
19. Nc3 b4 20. Nb5 d5 {Assis,R (1946)-Brito,L (2244) Florianopolis/SC 2017 0-1
(45)}) 6... Nxf3+ $146 ({RR} 6... Nxc4 7. dxc5 bxc5 8. O-O e6 9. e4 Nf6 10. Qc2
Be7 11. e5 Nd5 12. Ne4 Ncb6 13. a3 Rc8 14. h4 h6 15. Re1 Qc7 16. Bd2 O-O 17.
Rac1 f5 18. exf6 Nxf6 19. Bf4 d6 20. Nc3 e5 21. Bxh6 {Dive,R (2311)-Yee,S 
(1975) Auckland 2016 1-0 (69)}) 7. exf3 cxd4 8. Qxd4 Nf6 9. Bg5 h6 10. Bxf6
gxf6 11. O-O Bg7 12. Rad1 d6 13. Nd5 O-O 14. Ne3 Qc8 15. Qf4 Re8 16. Nf5 Kh7
17. Qg4 Bf8 18. Qh5 Qxc4 19. b3 Qc2 20. Qxf7+ Kh8 21. Bh3 Bxf3 22. Nd4 Bxd1 23.
Nxc2 Bxc2 24. Rc1 Bh7 25. Be6 Bg7 26. Bd7 Bg8 27. Qxe8 Rxe8 28. Bxe8 f5 29. Rc7
e6 30. Rxa7 Bd4 31. Bf7 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "3"]
[White "Gotz, Klaus"]
[Black "Macedo, Maximo Iack"]
[Result "0-1"]
[ECO "E12"]
[PlyCount "56"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4
Nxc3 9. bxc3 O-O 10. Bd3 c5 11. Be3 ({RR} 11. e5 h6 12. O-O cxd4 13. cxd4 Qd5
14. Re1 Nc6 15. Re4 Rfc8 16. Qe2 Na5 17. Bxh6 gxh6 18. Qe3 Kf8 19. Qxh6+ Ke8
20. Rf4 Kd7 21. Rxf7 Rf8 22. Rxe7+ Kxe7 23. Qg5+ Ke8 24. Rc1 Rc8 25. Qg6+ Kd8 {
Kozul,Z (2591)-Azarov,S (2572) Djakovo 2005 1/2-1/2}) ({RR} 11. Qe2 Nc6 12. Be3
cxd4 13. cxd4 Nb8 14. e5 Ba6 15. h3 Bb7 16. h4 Nc6 17. h5 h6 {1/2-1/2 (17)
Fernandez Diaz,C (2252)-Garcia Castany Musellas,G (2152) Krakow POL 2023})
11... Qc7 12. Qe2 $146 ({RR} 12. e5 h6 13. Be4 cxd4 14. Bxb7 Qxb7 15. cxd4 Na6
16. O-O Rac8 17. Qb3 Nc7 18. Rfc1 Nd5 19. Bd2 Rxc1+ 20. Rxc1 Rc8 21. Ra1 Qc6
22. a4 a6 23. Kf1 Qc4+ 24. Qxc4 Rxc4 25. Ke2 Rc2 26. Ne1 Rb2 {Arias Sastre,
A-Garcia Corada,P Valladolid 1983 0-1}) ({RR} 12. O-O cxd4 13. cxd4 Qxc2 14.
Bxc2 Rc8 15. Rfc1 Nd7 16. Nd2 Nf6 17. Bg5 h6 18. Bh4 Kf8 19. e5 Nd5 20. Bxe7+
Nxe7 21. g4 Rd8 22. Nb3 Bd5 23. Nd2 Nc6 24. Bd1 Nxd4 25. Rc7 Nb5 26. Rc2 Rac8 {
Jerosch,G-Siegel,G (2540) Bad Wiessee 1997 0-1 (41)}) 12... cxd4 13. Bxd4 Nd7
14. e5 h6 15. O-O Nc5 16. Nd2 Qc6 17. f3 Nxd3 18. Qxd3 Qa4 19. Ne4 Ba6 20. Qe3
Bxf1 21. Nf6+ gxf6 22. exf6 Qc2 23. Rxf1 Bc5 24. Bxc5 bxc5 25. Qxh6 Qg6 26. Qh4
Rfd8 27. f4 Rd2 28. g4 Rb8 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "3"]
[White "Mekhitarian, Krikor"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "69"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8.
Qc7 Nge7 9. Nc3 Nb4 10. Bd3 d5 11. O-O d4 12. Na4 Nxd3 13. cxd3 Qc6 14. Qxc6+
Nxc6 15. Nb6 Rb8 16. b3 ({RR} 16. Bd2 Be6 17. f4 f6 18. b4 Kd8 19. a4 Kc7 20.
a5 Rbd8 21. Rab1 Kb8 22. b5 axb5 23. Rxb5 Ka7 24. Rfb1 Rhe8 25. f5 Bd7 26. Nc4
Bc8 27. Bc1 g6 28. fxg6 hxg6 29. Ba3 Re6 30. Bc5+ Ka8 {Palac,M (2575)-Vokac,M 
(2480) Montecatini Terme 1997 1-0 (35)}) 16... O-O 17. Ba3 Rd8 18. Rac1 $146 ({
RR} 18. g3) 18... Be6 19. f3 f6 20. Rf2 Kf7 21. Rfc2 Ke8 22. Kf2 Kf7 23. h4 h5
24. Rg1 g6 25. g4 Rh8 26. g5 Rbd8 27. gxf6 Kxf6 28. Rg5 Rhe8 29. Kg3 Bf7 30.
Bc5 Nb8 31. f4 exf4+ 32. Kxf4 Nc6 33. Rf2 Re5 34. Rxe5 Nxe5 35. Bxd4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "3"]
[White "Mendonca, Mateus Nakajo"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "B83"]
[PlyCount "65"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Be7 7. O-O O-O 8.
Be3 Nc6 9. f4 Bd7 10. Nb3 a5 11. a4 Nb4 12. Bf3 Bc6 ({RR} 12... e5 13. Qe2 Qc8
14. Rfc1 Be6 15. Nb5 Qc6 16. Nd2 b6 17. c3 Na6 18. f5 Bd7 19. b4 Nc7 20. Nc4
Rfb8 21. Nba3 Nce8 22. g4 Bd8 23. b5 Qb7 24. Qd3 d5 25. exd5 e4 26. Bxe4 Nxe4
27. Qxe4 {Unzicker,W (2515)-Kortschnoj,V (2650) Baden-Baden 1981 1/2-1/2 (40)})
13. Nd4 Re8 14. Qe2 $146 ({RR} 14. Rf2 Bf8 15. Rd2 d5 16. Bf2 Qb8 17. e5 Nd7
18. Kh1 f6 19. Ncb5 Na6 20. Bg3 f5 21. c4 Nb6 22. cxd5 Nxd5 23. Nxe6 Ne3 24.
Qb3 {1-0 (24) Lampe,D (2242)-Lisek,J (2290) Germany 2005}) ({RR} 14. Nxc6 bxc6
15. Ne2 e5 16. c3 exf4 17. Bxf4 Na6 18. Nd4 Qb6 19. Kh1 Qxb2 20. Nxc6 Bf8 21.
Qd4 Rac8 22. Rab1 Qa3 23. e5 dxe5 24. Bxe5 Re6 25. Nxa5 Bc5 26. Qf4 Nd7 27. Bg4
Nxe5 28. Bxe6 fxe6 {Gracia Alvarez,G (2308)-Matsuura,F (2244) chess.com INT
2021 1-0 (33)}) 14... Nd7 15. Rad1 Rc8 16. Rd2 Qc7 17. Ndb5 Qb8 18. Rfd1 d5 19.
exd5 exd5 20. Qf2 Bxb5 21. Nxb5 Bc5 22. Bxc5 Nxc5 23. c3 Ne4 24. Bxe4 dxe4 25.
Qa7 Nc6 26. Qe3 Re7 27. Nd6 Rf8 28. f5 Kh8 29. f6 gxf6 30. Qh6 Re6 31. Rd5 Ne5
32. Nf5 Nf3+ 33. Kh1 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "3"]
[White "Molina, Roberto Junio"]
[Black "Menna Barreto, Felipe"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "108"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Be7 7. cxd5 exd5 8.
Qc2 O-O 9. Bd3 Re8 10. O-O g6 11. h3 Nh5 12. Bxe7 Qxe7 13. Rab1 Nhf6 14. b4 a6
15. a4 Nb6 16. b5 $146 ({RR} 16. Rfe1) 16... axb5 17. axb5 c5 18. dxc5 Qxc5 19.
Rfc1 Bd7 20. Ne2 Qxc2 21. Rxc2 Ra3 22. Nc3 Kf8 23. Nd4 Rc8 24. Rbc1 Ke7 25. Be2
Kd6 26. Bf3 Rca8 27. g4 h6 28. Kg2 Ra1 29. Nde2 Rxc1 30. Rxc1 Ra5 31. Rb1 Nc4
32. Rd1 Bxb5 33. Nxd5 Nxd5 34. Rxd5+ Kc7 35. Nc3 Bc6 36. Rd4 Ne5 37. Bxc6 Nxc6
38. Rf4 f5 39. gxf5 Rxf5 40. Rxf5 gxf5 41. Kg3 Kd6 42. Kh4 Kc5 43. Kh5 Kc4 44.
Nb1 Kb3 45. Kxh6 Kb2 46. Kg7 Kxb1 47. f4 b5 48. h4 b4 49. h5 b3 50. h6 b2 51.
h7 Kc2 52. h8=Q b1=Q 53. Qc8 Qb5 54. Kf6 Kd3 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "3"]
[White "Souza Neves, Andrey"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "66"]
[EventDate "2013.??.??"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 d5 5. cxd5 Nxd5 6. a3 Bd6 7. Qc2 O-O 8. Bd3
Kh8 9. Be4 Be6 10. Nc3 Nde7 11. d3 f5 12. Bf3 Qd7 $146 ({RR} 12... f4 13. Nge2
fxe3 14. fxe3 Nf5 15. Bc1 Qg5 16. Nd1 Nh4 17. Bxc6 bxc6 18. Ng3 e4 19. Nxe4
Nxg2+ 20. Kd2 Qh6 21. Qxc6 Be5 22. Rb1 Bd4 23. Nc5 Bxe3+ 24. Nxe3 Nxe3 25. Qxe6
Rf2+ 26. Kc3 Rc2+ 27. Kb4 {Sale,S (2405)-Leventic,I (2390) Osijek 1993 1-0})
13. Nge2 Ng6 14. h4 h6 15. h5 Nge7 16. b4 Bxb4 17. Bxc6 Nxc6 18. axb4 Nxb4 19.
Qb1 Nxd3+ 20. Kf1 f4 21. Ba3 f3 22. Bxf8 fxe2+ 23. Nxe2 Rxf8 24. f3 e4 25. f4
Bc4 26. Rh4 Qe7 27. g3 Qc5 28. Qxb7 Qxe3 29. Qxa7 Qf3+ 30. Kg1 Qxe2 31. Qd4 Ne1
32. Rxe1 Qxe1+ 33. Kh2 Qe2+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "4"]
[White "Brito, Luismar"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "B44"]
[PlyCount "64"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O d5 8.
Nc3 Be7 9. Qf3 O-O 10. b3 $146 ({RR} 10. Bg5 Bb7 11. Rae1 Re8 12. Qh3 h6 13.
Bxh6 gxh6 14. Re3 Bf8 15. e5 Kh8 16. Rf3 Nd7 17. Rxf7 Re7 18. Rxe7 Qxe7 19. f4
Nc5 20. Bg6 Bg7 21. g4 Rg8 22. g5 Bf8 23. Qh5 Ne4 24. Bxe4 Qc5+ {Korotkjevich,
S (2349)-Schlawin,M (2302) Germany 2005 1-0 (49)}) ({RR} 10. Re1 a5 11. exd5
exd5 12. h3 Bd6 13. Ne2 Re8 14. Bg5 Be5 15. Rab1 h6 16. Bf4 Qd6 17. Bxe5 Rxe5
18. c4 Be6 19. Red1 Re8 20. Qg3 Bd7 21. Nd4 Nh5 22. Qf3 Nf4 23. Bf1 Qf6 24. g3
Rg5 {Liang,A (2590)-Lenderman,A (2637) Saint Louis USA 2019 1/2-1/2 (120)}) ({
RR} 10. Re1 d4 11. Ne2 e5 12. h3 Be6 13. Ng3 Nd7 14. Nf5 Kh8 15. b3 Bb4 16. Re2
g6 17. Nh6 Qh4 18. Rb1 a5 19. Bc4 Bxc4 20. bxc4 Qe7 21. a3 Bd6 22. Rb7 Rab8 23.
Rxd7 {1-0 (23) Vakhlamov,I (2413)-Deng,H (2163) chess.com INT 2023}) ({RR} 10.
e5 Nd7 11. Qh3 g6 12. Bh6 Nxe5 13. Bxf8 Bxf8 14. Be2 Bg7 15. Rab1 c5 16. b4
cxb4 17. Rxb4 Nc6 18. Ra4 Nd4 19. Qd3 e5 20. Qd2 Bd7 21. Rb4 a5 22. Rbb1 Rc8
23. Bd1 Bf5 24. Ne2 Bxc2 {Ljubisavljevic,Z (2275)-Tesic,D (2305) Yugoslavia
1994 0-1 (51)}) 10... Nd7 11. exd5 cxd5 12. Qh3 g6 13. Bh6 Re8 14. Rad1 Nf6 15.
Bb5 Bd7 16. Bxd7 Qxd7 17. Bg5 Qc6 18. Rd3 Nd7 19. Bxe7 Rxe7 20. Re1 Ree8 21. a4
a6 22. Qh4 Rac8 23. Rh3 Nf8 24. Rd3 Nd7 25. Rh3 Nf8 26. Rd3 Rc7 27. b4 Rec8 28.
Ree3 Qb7 29. b5 Rc4 30. Qh6 axb5 31. axb5 d4 32. Ne4 dxe3 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "4"]
[White "Gotz, Klaus"]
[Black "Molina, Roberto Junio"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "77"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. cxd5 exd5 6. Qc2 g6 7. Bg5 Be7 8. e3
Bf5 9. Bd3 Bxd3 10. Qxd3 O-O 11. Bxf6 Bxf6 12. b4 a6 13. O-O Qd6 ({RR} 13...
Be7 14. Rab1 Nd7 15. a4 Nb6 16. Rfc1 Re8 17. Qd1 Nc4 18. b5 cxb5 19. axb5 a5
20. Qb3 Ba3 21. Rc2 Bb4 22. Rbc1 Bxc3 23. Qxc3 Qd7 24. Qb3 b6 25. Ra1 Qe7 26.
h3 Qb4 27. Rc3 Kg7 28. Ra4 {Arkell,K (2404)-Korneev,O (2485) Cambridge ENG
2023 0-1 (46)}) 14. Rab1 Nd7 15. a4 Rfd8 $146 ({RR} 15... Rfc8 16. Rfc1 Nf8 17.
b5 axb5 18. axb5 Ra3 19. Qd2 Rca8 20. bxc6 bxc6 21. g3 Ne6 22. h4 h5 23. Kg2
Kg7 24. Rc2 R3a5 25. Rd1 Qb8 26. Ne2 Qd6 27. Rdc1 c5 28. dxc5 Nxc5 29. Qb4 Ne4
30. Qxd6 {Dahl,B-Kern,G Heiden 1987 1/2-1/2 (35)}) 16. Rfc1 Rac8 17. Nd2 Nf8
18. Nb3 Ne6 19. Nc5 Rc7 20. Ne2 Rdc8 21. Rc2 Ng7 22. Rbc1 Ne8 23. h3 Kg7 24.
Qb3 Qd8 25. b5 axb5 26. axb5 Nd6 27. bxc6 bxc6 28. Nf4 Qe7 29. Nfd3 Qe8 30. Rb1
Nc4 31. Kh1 Be7 32. Qc3 Bxc5 33. Nxc5 Ra7 34. Ra1 Rxa1+ 35. Qxa1 Rb8 36. Ra2
Nd6 37. Rb2 Ra8 38. Ra2 Rb8 39. Rb2 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "4"]
[White "Macedo, Maximo Iack"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "D71"]
[PlyCount "86"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. Nf3 Nb6 7. O-O Nc6 8. e3
e5 9. Nxe5 Nxe5 10. dxe5 Qxd1 11. Rxd1 Bxe5 12. Nc3 ({RR} 12. Nd2 c6 13. Rb1
Bg4 14. f3 Bf5 15. e4 Be6 16. b3 O-O-O 17. Bb2 Bxb2 18. Rxb2 Rd4 19. Kf2 Rhd8
20. Bf1 a5 21. Ke3 Kc7 22. Rc1 f5 23. Be2 a4 24. Rc5 axb3 25. axb3 Rb4 26. Re5
Kd6 {Itgelt,K (2397)-Mekhitarian,K (2540) chess.com INT 2023 0-1 (46)}) 12...
c6 ({RR} 12... O-O 13. e4 Bg7 14. Be3 Bg4 15. f3 Be6 16. Bd4 Bxd4+ 17. Rxd4 c5
18. Rd3 Rad8 19. Rad1 Rxd3 20. Rxd3 Nc4 21. b3 Ne5 22. Rd6 Nc6 23. f4 Rc8 24.
e5 c4 25. bxc4 Bxc4 26. Bd5 Bxd5 27. Nxd5 {Nikolic,P (2655)-Anand,V (2765)
Linares 1997 1-0 (39)}) 13. e4 ({RR} 13. a4 a5 14. e4 Be6 15. f4 Bxc3 16. bxc3
Bb3 17. Re1 Nxa4 18. Rb1 Bc4 19. Rxb7 O-O 20. e5 Rfc8 21. Bd2 Nc5 22. Rb6 Nb3
23. Be3 Ra6 24. Rxa6 Bxa6 25. Bh3 Ra8 26. Bd7 Bc4 27. Bxc6 Rd8 {Ricardi,P 
(2481)-Barbosa,E (2441) Moron 2013 1/2-1/2 (46)}) 13... Be6 14. f4 Bxc3 $146 ({
RR} 14... Bg7 15. Be3 O-O 16. Bd4 Rfd8 17. Bxg7 Kxg7 18. Kf2 a5 19. Bf1 f6 20.
Be2 Kf7 21. Rxd8 Rxd8 22. Rd1 Rxd1 23. Bxd1 Ke7 24. b3 Kd6 25. Ke3 Kc5 26. a3
Nd7 27. Na4+ Kd6 28. b4 b6 29. Kd4 {Palchuk,A (2188)-Shishkin,V (2425) Omelnyk
UKR 2021 1/2-1/2 (40)}) 15. bxc3 Na4 16. f5 gxf5 17. exf5 Bxf5 18. Ba3 Be6 19.
Rab1 Nxc3 20. Rxb7 Nxd1 21. Bxc6+ Kd8 22. Be7+ Kc8 23. Bd6 Nc3 24. Be5 Ne2+ 25.
Kg2 f6 26. Bxf6 Rf8 27. Be5 Rf5 28. Rxh7 Rxe5 29. Bxa8 a5 30. a3 Nd4 31. Rh4
Re2+ 32. Kf1 Bc4 33. Bd5 Ba6 34. Kg1 Rd2 35. Rh6 Ne2+ 36. Kf2 Nc3+ 37. Ke3 Rd3+
38. Kf2 Nxd5 39. Rxa6 Rxa3 40. h4 Kb7 41. Rd6 a4 42. h5 Ra2+ 43. Kg1 a3 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "4"]
[White "Menna Barreto, Felipe"]
[Black "Carneiro, Vitor"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "94"]
[EventDate "2013.??.??"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. dxe5 dxe5 8.
Qxd8 Rxd8 9. Bg5 Rf8 10. O-O-O Nc6 ({RR} 10... c6 11. Nxe5 Nxe4 12. Nxe4 Bxe5
13. f4 Bg7 14. Nd6 Na6 15. Be7 Be6 16. Bxf8 Bxf8 17. Nxb7 Rb8 18. Nd8 Bf5 19.
Nxc6 Rb6 20. Nd4 Nb4 21. Nxf5 Nxa2+ 22. Kc2 Nb4+ 23. Kb1 gxf5 24. Rhe1 h6 25.
Bd3 {Korol,D (2287)-Blackburn,J (2198) chess.com INT 2023 1-0 (33)}) 11. h3 Be6
12. Be3 Rac8 $146 ({RR} 12... Rad8 13. a3 h6 14. b4 a5 15. b5 Nd4 16. Nxd4 exd4
17. Bxd4 Rxd4 18. Rxd4 Ng4 19. Bxg4 Bxd4 20. Bxe6 fxe6 21. Nd1 Bc5 22. a4 Rd8
23. Nb2 Ba3 24. Kc2 Rd4 25. f3 Bxb2 26. Kxb2 Rxc4 27. Kb3 {Wang,Y (2599)
-Bologan,V (2661) Moscow 2006 1-0 (55)}) ({RR} 12... Rad8 13. Rxd8 Rxd8 14. Rd1
Rxd1+ 15. Kxd1 Ne8 16. b3 h6 17. g4 {1/2-1/2 (17) Donchenko,A (2395)-Kvisvik,B
(2342) Oslo 2012}) 13. Rd2 h6 14. Rhd1 Rfe8 15. Ne1 Bf8 16. Nc2 Kg7 17. c5 Nxe4
18. Nxe4 f5 19. Bb5 fxe4 20. Bxc6 bxc6 21. Nb4 Bc4 22. b3 Bb5 23. a4 a5 24.
Rd7+ Kf6 25. axb5 axb4 26. b6 cxb6 27. cxb6 c5 28. b7 Rb8 29. Rc7 Ke6 30. Rc6+
Kf7 31. Rd7+ Re7 32. Rxe7+ Bxe7 33. Bxc5 Rxb7 34. Bxe7 Rxe7 35. Rc4 Ra7 36. Kd2
Rd7+ 37. Ke3 Rd3+ 38. Kxe4 Rxb3 39. Kxe5 Rb2 40. Rf4+ Kg7 41. Kd5 g5 42. Rf3
Rc2 43. g4 Kg6 44. Ke5 Rc3 45. Rf6+ Kg7 46. Rb6 Rxh3 47. Rb7+ Kg6 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "4"]
[White "Olivencia, Flavio"]
[Black "Mendonca, Mateus Nakajo"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "80"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. d3 d5 5. e5 Nfd7 6. d4 Nc6 7. Bg5 $146 ({RR} 7.
Be3 cxd4 8. cxd4 Qb6 9. Qd2 Bb4 10. Nc3 O-O 11. Be2 Na5 12. O-O Bxc3 13. Qxc3
Nc6 14. Nd2 Ndxe5 15. dxe5 d4 16. Qa3 dxe3 17. fxe3 Nxe5 18. Rab1 Bd7 19. Qc3
Ng6 20. Nc4 Qc7 21. Qb4 Bc6 {Pechisker,A-Ho,A Nanaimo 1993 0-1 (41)}) ({RR} 7.
Be2 f6 8. Bf4 Qb6 9. Qd2 g5 10. Bg3 g4 11. Nh4 cxd4 12. Bxg4 Ndxe5 13. Bh5+ Kd8
14. O-O Bd7 15. Rd1 Nc4 16. Qf4 Be7 17. b3 e5 18. Qh6 Nd6 19. cxd4 Nxd4 20. Nc3
Be6 21. Kh1 Rc8 {Duda,J (2732)-Matlakov,M (2670) chess.com INT 2023 0-1 (44)})
({RR} 7. Na3 cxd4 8. cxd4 Bxa3 9. bxa3 O-O 10. Bd3 f6 11. exf6 Qxf6 12. O-O Kh8
13. Bb2 Ne7 14. Qe2 Ng6 15. Bxg6 Qxg6 16. Ne5 Nxe5 17. Qxe5 Qf6 18. Rae1 Qxe5
19. Rxe5 Bd7 20. Bc3 Rf4 21. g3 Rf3 {Wahedi,A (2274)-Dubreuil,J (2173) chess.
com INT 2023 1-0 (33)}) ({RR} 7. a3 a5 8. Bb5 Qb6 9. a4 Be7 10. O-O O-O 11. Re1
f6 12. exf6 Nxf6 13. Ng5 cxd4 14. Nxe6 Bxe6 15. Rxe6 Bc5 16. cxd4 Bxd4 17. Be3
Bxe3 18. Rxe3 Rad8 19. Nd2 Kh8 20. Rc1 Nb4 21. Nf3 d4 {Thereze,L (1999)-Helie,
M (2142) Caen 2003 0-1 (37)}) 7... Qa5 8. Qd2 cxd4 9. cxd4 Qxd2+ 10. Kxd2 f6
11. exf6 gxf6 12. Be3 Bb4+ 13. Nc3 Nb6 14. Rc1 Bd7 15. Bd3 Rc8 16. Ke2 Na5 17.
Nd2 Nac4 18. Nxc4 Nxc4 19. Nd1 O-O 20. Bh6 Rfe8 21. b3 Nd6 22. Rxc8 Rxc8 23.
Bd2 Ba3 24. Bc3 Nb5 25. Bxb5 Bxb5+ 26. Kd2 Kf7 27. f4 Bd6 28. g3 h5 29. Ne3 h4
30. a4 Bd7 31. Rf1 hxg3 32. hxg3 Rh8 33. Ke2 b5 34. Kf3 Rh2 35. axb5 Bxb5 36.
Rf2 Rh1 37. f5 Rh3 38. fxe6+ Kxe6 39. Rg2 Bd3 40. Rg1 Be4+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "4"]
[White "Santiago, Yago"]
[Black "Souza Neves, Andrey"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "79"]
[EventDate "2013.??.??"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 g6 5. Nc3 ({RR} 5. O-O Bg7 6. Bg5 Ne7 7.
Qd2 h6 8. Be3 d6 9. c4 c5 10. Nc3 Nbc6 11. d5 Nd4 12. dxe6 Nxf3+ 13. gxf3 fxe6
14. Rad1 g5 15. Be2 Be5 16. f4 gxf4 17. Bxf4 Rg8+ 18. Kh1 Bd4 19. Bg3 Nf5 {
Dreev,A (2655)-McShane,L (2614) playchess.com INT 2006 0-1 (31)}) 5... Bg7 6.
Qe2 $146 ({RR} 6. Bg5 f6 7. Be3 Nh6 8. Qd2 Nf7 9. O-O-O Qe7 10. Rhe1 d6 11. Kb1
Nd7 12. Nb5 Nf8 13. c4 c6 14. Nc3 Nd7 15. d5 cxd5 16. cxd5 e5 17. g4 O-O-O 18.
Rc1 Kb8 19. Rc2 Rc8 20. Rec1 Nc5 {Komljenovic,L-Schnegelsberg,K Kassel 1992
1-0 (32)}) ({RR} 6. O-O d6 7. Bf4 h6 8. h4 Ne7 9. Qd2 Nd7 10. Rfe1 a6 11. a4
Nf6 12. Rad1 Nh5 13. Be3 Nf6 14. Bf4 Ng4 15. Qe2 g5 16. hxg5 Ng6 17. Bc1 e5 18.
Bc4 Qd7 19. Nd5 Kf8 20. Bb3 b5 {Tanenbaum,Z (2134)-Cordova,E (2556) lichess.
org INT 2021 0-1 (35)}) ({RR} 6. O-O Ne7 7. Be3 O-O 8. Qd2 f5 9. Bh6 Qe8 10.
Bxg7 Kxg7 11. Ne5 d6 12. Nc4 a6 13. Rae1 Qf7 14. exf5 Nxf5 15. Bxf5 exf5 16.
Ne3 Nd7 17. Ned5 Bxd5 18. Nxd5 Qxd5 19. Re7+ Rf7 20. Rfe1 Raf8 {Gutierrez
Fonseca,R-Frank,N ICC INT 2009 0-1}) 6... d6 7. h4 h6 8. Be3 Nd7 9. Ba6 Qc8 10.
Bxb7 Qxb7 11. h5 g5 12. Nd2 Ne7 13. O-O-O a6 14. Nf1 c5 15. Ng3 Nc6 16. d5 Nd4
17. Qe1 O-O-O 18. Nce2 Nxe2+ 19. Qxe2 Ne5 20. Kb1 b5 21. Bc1 Kb8 22. Nf1 Nc4
23. Ne3 Nb6 24. Qg4 Rhe8 25. g3 Na4 26. f4 Qe7 27. fxg5 hxg5 28. Rhf1 Be5 29.
Qf3 Qf8 30. Ng4 Qh8 31. Nxe5 Qxe5 32. Qxf7 g4 33. dxe6 Qxe6 34. Qxe6 Rxe6 35.
h6 Rxe4 36. h7 Ree8 37. Rf7 c4 38. Bg5 Rc8 39. Bf6 Nc5 40. Rh1 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "5"]
[White "Barbosa, Evandro Amorim"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "86"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8.
Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. h4 Bd7 13. h5 O-O-O 14. Qd3
d4 15. h6 Kb8 16. h7 Rh8 17. g4 Bc8 18. Bg2 b6 19. Rh3 $146 ({RR} 19. Rb1 Bb7
20. Be4 Ng6 21. Rh5 a5 22. Qb5 Ka7 23. Qc4 Nge7 24. Bd3 Qd7 25. Ng3 Nb8 26. Ne4
Nc8 27. Nf6 Qe7 28. Rb3 Ba6 29. Qa4 Bxd3 30. cxd3 Qb7 31. Rb1 Qg2 32. Qb5 Qg3+
33. Ke2 Qg2+ {Espinosa Veloz,E (2485)-Pon,M (2185) chess.com INT 2020 1/2-1/2 
(43)}) ({RR} 19. Be4 Bb7 20. Kf2 Qc8 21. Rb1 Ba6 22. Qf3 Na5 23. Ng3 Nc4 24.
Bd3 Nd5 25. Ne4 Nde3 26. Nxc3 Nxg4+ 27. Qxg4 dxc3 28. Ke2 Nd2 29. Bxd2 Bxd3+
30. cxd3 cxd2 31. Qf3 Qc2 32. Rbd1 Qa2 33. Rxd2 Qxa3 {Ambartsumova,K (2284)
-Sedina,E (2320) Germany 2015 1/2-1/2 (38)}) 19... Bb7 20. Kf2 Qc8 21. Be4 Ba6
22. Qg3 Nd5 23. Bd3 Bxd3 24. Qxd3 Qc7 25. Rh6 Na5 26. Qe4 d3 27. Qxd3 Nc4 28.
Qe4 Qc5+ 29. Kf3 Ne7 30. Be3 Nd2+ 31. Bxd2 cxd2 32. Rhh1 Nc6 33. c3 Na5 34.
Rhd1 Rd7 35. Ra2 Rxh7 36. Raxd2 Rh3+ 37. Kg2 Re3 38. Qa4 b5 39. Qxa5 Rxe2+ 40.
Rxe2 Rxd1 41. Qb4 Qg1+ 42. Kh3 Qh1+ 43. Kg3 Rd3+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "5"]
[White "Carneiro, Vitor"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "87"]
[EventDate "2013.??.??"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3
Ne8 9. Be3 Nd4 10. Rb1 a5 11. f4 ({RR} 11. a3 a4 12. f4 Bd7 13. Bf2 Nc7 14.
Nxd4 cxd4 15. Nd5 Na6 16. g4 e6 17. Nb4 Nc5 18. Nc2 e5 19. Bg3 f5 20. exf5 gxf5
21. Bd5+ Kh8 22. g5 e4 23. Nb4 Rc8 24. Bf2 exd3 25. Nxd3 Ne4 {Eljanov,P (2658)
-Radjabov,T (2729) Fuegen 2006 1/2-1/2 (44)}) 11... f5 12. h3 ({RR} 12. Bf2 e5
13. exf5 Rxf5 14. Nxd4 exd4 15. Nd5 Nf6 16. g4 Rxd5 17. Bxd5+ Nxd5 18. cxd5 Qd7
19. h3 h5 20. f5 hxg4 21. fxg6 gxh3 22. Bg3 Be5 23. Qf3 h2+ 24. Kh1 Qe8 25.
Qf7+ Qxf7 26. gxf7+ Kf8 {Funes Ostos,A (2121)-Torrent San Nicolas,B (1979)
Llinars del Valles ESP 2023 1-0 (36)}) 12... Nc7 13. Qd2 Rb8 $146 ({RR} 13...
Nce6 14. Kh2 Nc6 15. exf5 gxf5 16. Nb5 Ned4 17. Nec3 e6 18. Bf2 Rb8 19. Rfe1
Qd7 20. Ne2 e5 21. Nec3 Nxb5 22. cxb5 Nd4 23. b6 Kh8 24. Nd5 Qb5 25. Bxd4 cxd4
26. Rbc1 Bd7 27. fxe5 Bxe5 28. Rc7 {Vescovi,G (2519)-Flores,D (2359) Saint
Vincent 2001 0-1 (32)}) 14. b3 Bd7 15. a4 Bc6 16. Nd5 Nce6 17. Nec3 Nc7 18. Kh2
e6 19. Nxc7 Qxc7 20. Nb5 Bxb5 21. axb5 b6 22. Bxd4 Bxd4 23. exf5 gxf5 24. Rbe1
Rbe8 25. Bc6 Re7 26. g4 fxg4 27. hxg4 Rg7 28. Qe2 e5 29. Bd5+ Kh8 30. fxe5 Rxf1
31. Qxf1 Qe7 32. Kh3 Bxe5 33. Qf5 Rg6 34. Rf1 Bf6 35. g5 Qe3+ 36. Rf3 Qxg5 37.
Qxg5 Bxg5 38. Rf7 h5 39. Rb7 Bf4 40. Rxb6 Kg7 41. Rb8 Kf6 42. Rf8+ Ke5 43. Re8+
Kf6 44. Re6+ 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "5"]
[White "Mekhitarian, Krikor"]
[Black "Menna Barreto, Felipe"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "113"]
[EventDate "2013.??.??"]

1. e4 {Moradiabadi,E} e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7.
Bb3 d6 8. a4 Rb8 9. c3 ({RR} 9. axb5 axb5 10. Nbd2 O-O 11. Re1 Bd7 ({RR} 11...
Be6 12. Bxe6 fxe6 13. c3 Qd7 14. d4 exd4 15. cxd4 Ra8 16. Rxa8 Rxa8 17. Nb3 Nd8
) 12. c3 Ra8 13. Rxa8 Qxa8 14. d4 h6 15. Nf1 Re8 16. Ng3 Qc8 17. Nh4 Bf8 ({RR} 
17... Na5 18. Bc2 ({RR} 18. Ba2 Nc4 19. b3 ({RR} 19. Bxc4 bxc4 20. dxe5 ({RR} 
20. Qe2 exd4 21. cxd4 Nxe4) 20... dxe5 21. Nhf5 Bf8 22. Qf3 Qa6) 19... Qa8 20.
Qe2 Nb6 ({RR} 20... Nd5 21. Nhf5 Nxc3 22. Qg4 Bxf5 23. Nxf5 Bg5 24. Bxg5 hxg5
25. Qxg5 g6 26. Nh6+ Kg7 27. Ng4) 21. Nhf5 Bf8 22. Bb1) 18... g6) 18. Ng6 Na5
19. Nxf8 Rxf8 20. Bc2 Re8 21. f4 Bg4 22. Qd3 exf4 ({RR} 22... Qb8) 23. Bxf4 Nc4
{Carlsen,M (2826)-Topalov,V (2803) Nanjing 2010 CBM 139 [Moradiabadi,E] 1-0 
(32)}) 9... O-O 10. Nbd2 ({RR} 10. Bc2 Re8 11. h3 Bf8 12. Re1 g6 13. Nbd2 Bg7
14. Nf1 h6 15. axb5 axb5 16. Bb3 b4 17. Ne3 Be6 18. Bxe6 Rxe6 19. Nd5 Re8 20.
Nxf6+ Qxf6 21. Ra6 Ne7 22. d4 bxc3 23. dxe5 Qe6 24. bxc3 Bxe5 {Pranav,V (2579)
-Dehtiarov,R (2308) chess.com INT 2023 1-0 (40)}) 10... Bd7 $146 ({RR} 10... d5
11. h3 dxe4 12. Nxe4 Nd5 13. Re1 h6 14. Ng3 Qd6 15. axb5 axb5 16. d4 exd4 17.
Nxd4 Nxd4 18. Qxd4 Nb6 19. Rxe7 {1-0 (19) Aveskulov,V (2534)-Opryshko,S (2237)
Alushta 2010}) ({RR} 10... h6 11. Re1 Re8 12. Nf1 Bf8 13. Ng3 b4 14. a5 bxc3
15. bxc3 Be6 16. Ba4 Bd7 17. h3 Ne7 18. Bc2 c5 19. d4 Nc6 20. dxc5 dxc5 21. Ba4
Qc7 22. Be3 Re6 23. Bb3 Ree8 24. Ba4 Re6 25. Re2 {Gopal,G (2562)-Nguyen,A 
(2440) Ho Chi Minh City 2012 1/2-1/2}) 11. Bc2 h6 12. Re1 Be6 13. h3 Re8 14.
axb5 axb5 15. d4 exd4 16. cxd4 Nb4 17. d5 Bd7 18. Nd4 c5 19. dxc6 Nxc6 20. N2f3
Nxd4 21. Nxd4 Ra8 22. Rxa8 Qxa8 23. Qd3 Qb7 24. Bd2 Bf8 25. f3 Qb6 26. Kh1 g6
27. Bb3 Bg7 28. Be3 Qb7 29. Bf4 Qb6 30. Be3 Qb7 31. Bf4 Qb6 32. Nc2 Be6 33.
Bxe6 Rxe6 34. Be3 Qb7 35. Nd4 Re7 36. Bf4 d5 37. e5 Nd7 38. e6 Nc5 39. exf7+
Kxf7 40. Rxe7+ Qxe7 41. Qd2 Ne6 42. Nxb5 Nxf4 43. Qxf4+ Kg8 44. Qd2 Kh7 45. Nc3
Qb4 46. g3 d4 47. Ne4 Qb3 48. Kg2 d3 49. Nf2 Qc2 50. Qxd3 Qxb2 51. Qd7 h5 52.
f4 Kh6 53. g4 hxg4 54. hxg4 Qd4 55. Qf7 Qb2 56. g5+ Kh5 57. Qd7 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "5"]
[White "Mendonca, Mateus Nakajo"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "47"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Nbd7 7. f4 ({RR} 7.
Qe2 Nc5 8. a3 e6 9. Ba2 Qc7 10. g4 h6 11. h4 b5 12. Rg1 Bb7 13. f3 g6 14. Be3
Bg7 15. O-O-O O-O 16. g5 hxg5 17. hxg5 Nh5 18. Rh1 Rfc8 19. Rxh5 gxh5 20. Qh2
d5 21. Qxh5 Na4 {Indjic,A (2629)-Tsydypov,Z (2545) chess.com INT 2021 0-1 (45)}
) 7... Qb6 $146 ({RR} 7... Qc7 8. Be2 e5 9. Nf5 Nc5 10. Ng3 b5 11. O-O Be7 12.
fxe5 dxe5 13. Bg5 Be6 14. Bxf6 Bxf6 15. Nh5 Nd7 16. Nd5 Bxd5 17. Qxd5 O-O 18.
Rad1 Rad8 19. Qd6 Qxc2 20. Bg4 Qc5+ 21. Kh1 Qxd6 22. Rxd6 {Homuth,W (2171)
-Marxen,P (2255) Germany 2001 0-1 (39)}) ({RR} 7... b5 8. Bd5 Nxd5 9. Nxd5 Bb7
10. O-O e6 11. Nc3 b4 12. Nce2 Bxe4 13. Ng3 Bb7 14. Qe1 a5 15. Be3 Nf6 16. Rd1
Be7 17. h3 O-O 18. Qf2 Qd7 19. Qe2 Rfc8 20. Rf2 Bd5 21. b3 Qb7 22. Bc1 {
Oim,M (1627)-Mitusov,S (2445) Riga LAT 2023 0-1 (39)}) ({RR} 7... Qc7 8. Bb3
Nc5 9. Qf3 Nxb3 10. axb3 e6 11. O-O Rb8 12. f5 e5 13. Nde2 b5 14. b4 Bb7 15.
Qd3 Qc6 16. Ng3 h6 17. Be3 Rc8 18. Rfe1 Qc4 19. Qxc4 Rxc4 20. Bf2 Be7 21. h3 h5
22. Re2 {Burdova,K-Pekar,F Decin 1996 1/2-1/2 (45)}) 8. Bb3 e6 9. Be3 Nc5 10.
Qf3 Qc7 11. f5 Be7 12. g4 h6 13. h4 g6 14. fxg6 fxg6 15. Rf1 Rh7 16. Bxh6 Rxh6
17. g5 Rxh4 18. gxf6 Bf8 19. f7+ Kd8 20. O-O-O Qe7 21. Qg3 Rh5 22. Nf3 Kc7 23.
Qxg6 Nxb3+ 24. axb3 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "5"]
[White "Molina, Roberto Junio"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "D41"]
[PlyCount "147"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8.
cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 b6 12. O-O Bb7 13. Rfe1 Qd6 14.
Rad1 Nd7 15. d5 exd5 16. e5 Qe7 17. Bxd5 Bxd5 $146 ({RR} 17... Nc5 18. Bxb7
Qxb7 19. Nd4 Rad8 20. Qg5 Rxd4 21. Rxd4 Ne6 22. Qe3 Nxd4 23. Qxd4 h6 24. h3 Qc6
25. Rd1 Rc8 26. Qd7 Qc7 27. e6 fxe6 {1/2-1/2 (27) Khegay,D (2523)-Lysyj,I 
(2605) Barnaul RUS 2021}) ({RR} 17... Nc5 18. Bxb7 Qxb7 19. Nd4 Rad8 20. Qg5
Rxd4 21. Rxd4 Ne6 22. Qe3 Nxd4 23. Qxd4 h6 24. h3 Qc6 25. Rd1 Rc8 26. Qd7 Qc7
27. e6 fxe6 {1/2-1/2 (27) Khegay,D (2523)-Lysyj,I (2605) Barnaul RUS 2021}) 18.
Qxd5 Nc5 19. Nd4 Qb7 20. Qxb7 Nxb7 21. Nc6 Rfe8 22. f4 a6 23. Rb1 b5 24. a4
Rac8 25. axb5 axb5 26. Na7 Rc4 27. Nxb5 Rd8 28. g3 h5 29. Red1 Ra8 30. Rdc1 Rc5
31. Nd4 Ra2 32. Nf3 f6 33. Rxc5 Nxc5 34. exf6 gxf6 35. Nh4 Rc2 36. Re1 Nd3 37.
Rf1 Rc1 38. Rxc1 Nxc1 39. Kf2 Kf7 40. Ke3 Ke6 41. Nf3 Na2 42. Nd4+ Kf7 43. Kd3
Nb4+ 44. Kc4 Na6 45. Kb5 Nb8 46. Kc5 Na6+ 47. Kd5 Nb4+ 48. Ke4 Na6 49. f5 Nc5+
50. Ke3 Nb7 51. Nb5 Nc5 52. Kd4 Nb3+ 53. Kd5 Nd2 54. Nd4 Nf1 55. Nf3 Ne3+ 56.
Ke4 Nc4 57. Kf4 Nd6 58. Nd2 Kg7 59. Ne4 Nc4 60. Kf3 Kf7 61. Ke2 Kg7 62. h3 Kf7
63. Kd3 Ne5+ 64. Ke3 Nc4+ 65. Kd4 Ne5 66. Nd2 Nc6+ 67. Ke4 Ne5 68. Kd4 Nc6+ 69.
Kd5 Nb4+ 70. Ke4 Nc6 71. Nc4 Ke7 72. Ne3 Ne5 73. Nd5+ Kf7 74. Nf4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "5"]
[White "Souza Neves, Andrey"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "E64"]
[PlyCount "91"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c5 6. d5 d6 7. Nc3 Bf5 8. Nh4 ({
RR} 8. O-O Ne4 9. Nxe4 Bxe4 10. Nd2 Bxg2 11. Kxg2 Nd7 12. e4 a6 13. Qe2 Rb8 14.
f4 b5 15. Nb3 bxc4 16. Qxc4 Rb4 17. Qe2 Qb6 18. Bd2 Rb5 19. Bc3 Rb8 20. Rac1 a5
21. Nd2 Bxc3 22. bxc3 Rb2 {Kiselev,P (2139)-Budrewicz,K (2184) chess.com INT
2023 0-1 (44)}) 8... Bd7 9. O-O Na6 10. h3 $146 ({RR} 10. Bd2 Nc7 11. a4 b6 12.
Qc2 a6 13. b3 b5 14. Ra2 bxc4 15. bxc4 a5 16. Nb5 Na6 17. Qc1 Nb4 18. Ra3 Qc8
19. Re1 Bh3 20. e4 Bxg2 21. Kxg2 Nd7 22. f4 Nb6 23. h3 Qd7 24. Rf1 f5 {Grachev,
B (2394)-Malofeev,A (2373) St Petersburg 2002 1/2-1/2 (37)}) ({RR} 10. e4 e5
11. dxe6 Bxe6 12. b3 Nc7 13. Bb2 Rb8 14. Qd2 b5 15. cxb5 Nxb5 16. Nxb5 Rxb5 17.
Rfd1 Qc8 18. Qe2 Rb6 19. Rac1 Re8 20. Qd2 Qa6 21. Bc3 Nd7 {1/2-1/2 (21)
Ippolito,D (2435)-Gormally,D (2415) Mermaid Beach 1998}) ({RR} 10. a4 Nb4 11.
e4 e6 12. h3 exd5 13. cxd5 Re8 14. Bf4 Qb6 15. Qd2 Re7 16. Kh2 Rae8 17. f3 Nh5
18. Be3 Bf6 19. g4 Bxh4 20. gxh5 Bf6 21. Rad1 Qd8 22. Rg1 Re5 23. hxg6 hxg6 24.
f4 Rh5 {Furman,S-Stein,L Leningrad (Russia) 1963 0-1 (49)}) 10... Nc7 11. a4 b6
12. e4 a6 13. f4 Nfe8 14. Qe2 Rb8 15. Nf3 b5 16. e5 bxc4 17. Rd1 Qc8 18. g4 Rb4
19. Be3 a5 20. Bf2 Qb8 21. Rd2 Na8 22. Bh4 f6 23. e6 Bc8 24. Rf1 Nb6 25. Qd1
Bb7 26. f5 gxf5 27. Nh2 Bh6 28. g5 fxg5 29. Qh5 Rf6 30. Ng4 fxg4 31. Rxf6 Nxf6
32. Qxh6 Qf8 33. Qxg5+ Qg7 34. Qf5 Qg6 35. Qxg6+ hxg6 36. Bxf6 exf6 37. Ne4 Nc8
38. Nxf6+ Kg7 39. Nxg4 Ne7 40. Rf2 Nf5 41. Kh2 c3 42. bxc3 Rxa4 43. Rb2 Ba6 44.
Rb6 Be2 45. Rb7+ Kf8 46. Nf6 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "6"]
[White "Brito, Luismar"]
[Black "Souza Neves, Andrey"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "89"]
[EventDate "2013.??.??"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 g6 5. Qe2 Bg7 6. Nbd2 d6 7. c3 Ne7 8. O-O
O-O 9. Re1 c5 $146 ({RR} 9... Nd7 10. Nf1 h6 11. h4 c5 12. h5 g5 13. Ng3 cxd4
14. cxd4 e5 15. dxe5 dxe5 16. Be3 Nc6 17. Nf5 Nc5 18. Rad1 Nxd3 19. Rxd3 Qc7
20. Rc3 Rac8 21. Nh2 Kh7 22. Qg4 f6 23. Rd1 Rcd8 24. Rdc1 {Agrest,I (2174)
-Unapkoshvili,N (1997) Chotowa 2010 1-0 (36)}) 10. dxc5 bxc5 11. Nc4 Nbc6 12.
Bf4 Nc8 13. Rad1 d5 14. Nce5 N8e7 15. Bg3 Nxe5 16. Bxe5 Bxe5 17. Nxe5 Nc6 18.
Nf3 Qf6 19. e5 Qf4 20. Ba6 Rab8 21. Bxb7 Rxb7 22. b3 Rb6 23. g3 Qg4 24. Kg2 f5
25. exf6 Rxf6 26. h3 Qf5 27. g4 Qf4 28. g5 Rf7 29. Qe3 Qxe3 30. Rxe3 Re7 31.
Nh2 d4 32. cxd4 cxd4 33. Re4 a5 34. Ng4 a4 35. Rd3 axb3 36. axb3 Rb5 37. h4 Kf7
38. Re2 Reb7 39. Rc2 Nb4 40. Rdd2 Nxc2 41. Rxc2 Rxb3 42. Rc8 d3 43. Rh8 Kg7 44.
Re8 Rd7 45. Nh6 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "6"]
[White "Gotz, Klaus"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "76"]
[EventDate "2013.??.??"]

1. d4 {Seul,G} Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nbd7 7. O-O
e5 8. Bg5 exd4 9. Nxd4 O-O 10. a3 Bc5 11. Nc3 h6 12. Bf4 a4 ({RR} 12... Ne5 13.
Na4 Ba7 ({RR} 13... Qe7) ({RR} 13... Nxc4 14. Rc1 ({RR} 14. Nxc5 dxc5 15. Nb5)
14... Bxd4 15. Qxd4 d5 16. e4) 14. Nb5 Bb8 15. c5 Ng6 ({RR} 15... Qe8) 16. Be3
({RR} 16. cxd6 c6 ({RR} 16... Nxf4 17. dxc7 ({RR} 17. gxf4 c6) 17... Bxc7 18.
gxf4 ({RR} 18. Qxd8 Nxe2+) 18... Bxf4 19. Qxd8 Rxd8 20. Nb6 Rb8) 17. Nc7 Nxf4
18. Nxa8 Nxg2 19. Kxg2 b5) 16... d5 17. Nbc3 ({RR} 17. c6 bxc6 18. Nd4 Ne7 19.
Rc1 Bd7) 17... c6 18. Nb6 Ra6 19. Bd4 ({RR} 19. Nxc8 Qxc8 20. Bd4 Be5) 19...
Bf5 20. b4 ({RR} 20. Re1 Re8 ({RR} 20... Ne4) 21. Bxf6 Qxf6 22. e4 dxe4 23.
Nxe4) 20... axb4 21. axb4 Rxa1 22. Qxa1 Re8 23. Nd1 ({RR} 23. b5) 23... Bg4 ({
RR} 23... Rxe2 24. Ne3) ({RR} 23... Be5 24. Ne3) 24. f3 ({RR} 24. Bxf6 gxf6 25.
e3 Bc7 26. Na4 ({RR} 26. Qa7 Be2 27. Re1 Ba6) 26... Ne5) 24... Be6 25. Ne3 ({RR
} 25. Bxf6 gxf6) 25... Nh5 26. f4 ({RR} 26. Qe1 Qg5) ({RR} 26. Ng4 Qc7) 26...
Ngxf4 27. gxf4 {Shirov,A (2710)-Seul,G (2410) Germany 1992 CBM 032 [Seul,G]
0-1 (48)}) 13. Nf3 $146 ({RR} 13. Rc1 c6 14. Nxc6 bxc6 15. Bxc6 Ra6 16. Bb5 g5
17. Bxa6 gxf4 18. Bxc8 Qxc8 19. Nd5 Nxd5 20. Qxd5 fxg3 21. hxg3 Nf6 22. Qf3 Qe6
23. e3 Ne4 24. Rc2 Ng5 25. Qg2 Qf5 26. f4 Bxe3+ 27. Kh1 Ne6 {Lehtivaara,P 
(2309)-Nyysti,S (2352) Finland 2012 0-1 (34)}) ({RR} 13. Ndb5 Nb6 14. Nd5 Nfxd5
15. cxd5 Re8 16. Rc1 Bg4 17. Re1 Nd7 18. Rc4 Ra5 19. Nc3 b5 20. Re4 Rxe4 21.
Nxe4 Bb6 22. Bd2 Ra8 23. Bc3 Qe7 24. Bd4 Re8 25. Nc3 Ba5 26. h3 Bh5 27. g4 Bg6
{Polaczek,R (2378)-Thomas,N (2286) England 2011 1-0 (97)}) 13... Nb6 14. Qd3
Re8 15. Nd5 Nfxd5 16. cxd5 Qf6 17. e4 Qxb2 18. Nd2 Nd7 19. Nc4 Qf6 20. Rab1 b5
21. Nd2 Ne5 22. Bxe5 Qxe5 23. Rfe1 Bd7 24. Re2 Qd4 25. Qc2 Bxa3 26. Qxc7 Ra7
27. Qc2 Rc8 28. Qa2 b4 29. Nf3 Qc4 30. Qd2 Qc3 31. Qf4 Bb5 32. Ree1 Qf6 33. Qg4
Bd7 34. Qh5 Rc2 35. e5 dxe5 36. Rxe5 b3 37. Rbe1 Be8 38. h4 g6 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "6"]
[White "Macedo, Maximo Iack"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "75"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. Be3
Ng4 9. Bg5 Qe8 10. h3 f6 11. Bh4 Nh6 12. dxe5 dxe5 13. a3 Nc5 14. b4 Ne6 15. c5
c6 16. Qb3 $146 ({RR} 16. Bc4 Nf7 17. Nd2 f5 18. exf5 gxf5 19. Qh5 Nf4 20. Qd1
Kh8 21. Re1 Ng6 22. Bg3 e4 23. Rc1 Nfe5 24. f4 Nxc4 25. Nxc4 Be6 26. Nd6 Qe7
27. Qd2 Rad8 28. Bf2 Rg8 29. Kh1 Bf6 30. Bd4 Rg7 {Li,F (2108)-Safranska,A 
(2294) France 2008 1/2-1/2 (60)}) 16... Kh8 17. Rad1 f5 18. exf5 gxf5 19. Rfe1
e4 20. Ng5 Nd4 21. Qc4 Qe5 22. Nb1 b5 23. cxb6 axb6 24. Qc1 c5 25. Nd2 Bb7 26.
Nc4 Qc7 27. Rxd4 cxd4 28. Ne6 Qc6 29. Nxg7 Kxg7 30. Qg5+ Kh8 31. Bg3 Rae8 32.
Nd6 Nf7 33. Qf6+ Kg8 34. Bc4 Qd7 35. Qg5+ Kh8 36. Qf6+ Kg8 37. Qg5+ Kh8 38.
Qf6+ 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "6"]
[White "Menna Barreto, Felipe"]
[Black "Mendonca, Mateus Nakajo"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "198"]
[EventDate "2013.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 e6 8. axb5
Nxc3 9. bxc3 cxb5 10. Ng5 Bb7 11. Qh5 g6 12. Qg4 Be7 13. h4 h5 14. Qg3 Bd5 15.
Be2 Nc6 16. Bf3 b4 17. Ne4 bxc3 18. Bg5 Nxd4 $146 ({RR} 18... c2 19. Nd6+ Kf8
20. Qf4 Rh7 21. Be4 Bxg5 22. hxg5 Bxe4 23. Qxe4 Qa5+ 24. Rxa5 c1=Q+ 25. Ke2
Qb2+ 26. Kf1 Rb8 {0-1 (26) Wendt,R (2275)-Haba,P (2515) Bad Woerishofen 1992})
19. Nd6+ Kf8 20. Bxd5 Bxg5 21. Qxc3 exd5 22. Qxd4 Be7 23. O-O Bxd6 24. exd6 Kg8
25. Qxd5 Kg7 26. Rfe1 Qxh4 27. Re7 Qf6 28. Ra3 Rhd8 29. Rae3 c3 30. R3e6 Qf5
31. Qd4+ Kg8 32. d7 Rf8 33. Qxc3 Qxe6 34. Rxe6 fxe6 35. Qe5 Kf7 36. Qf4+ Ke7
37. Qg5+ Rf6 38. Qb5 Rd8 39. Qc5+ Kxd7 40. Qxa7+ Kd6 41. Qb7 Rdf8 42. Qb6+ Ke7
43. Qc7+ Ke8 44. Qd6 Kf7 45. Qe5 Rf5 46. Qd6 Kg7 47. f3 e5 48. Kf2 R8f7 49. Kg3
g5 50. Kh3 Kh7 51. Qd5 Kh6 52. Qc6+ R5f6 53. Qd5 Re7 54. Qd8 Rff7 55. Qh8+ Kg6
56. Qg8+ Kf5 57. Qc8+ Re6 58. Qg8 Ree7 59. Qc8+ Rd7 60. Qc2+ Kf6 61. Qc6+ Kg7
62. Qe4 Rde7 63. Qe3 Rf4 64. Qc5 g4+ 65. fxg4 hxg4+ 66. Kh4 Re6 67. Kg3 Kg6 68.
Qc8 Kf5 69. Qc2+ Kf6 70. Qh7 Rd4 71. Qg8 Red6 72. Qf8+ Ke6 73. Qe8+ Kd5 74.
Qb5+ Ke4 75. Qb7+ Ke3 76. Qb2 e4 77. Kxg4 Rd2 78. Qc3+ R6d3 79. Qc5+ Rd4 80. g3
Ke2 81. Qb5+ Kf2 82. Qf5+ Ke1 83. Qa5 e3+ 84. Kf3 R4d3 85. Qa1+ Rd1 86. Qh8 e2+
87. Kg2 Rc1 88. Qb2 Kd1 89. Qb5 e1=Q 90. Qxd3+ Qd2+ 91. Qxd2+ Kxd2 92. Kf3 Kd3
93. Kf4 Rf1+ 94. Ke5 Rg1 95. Kf4 Kd4 96. g4 Rf1+ 97. Kg5 Ke5 98. Kg6 Kf4 99. g5
Rg1 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "6"]
[White "Molina, Roberto Junio"]
[Black "Carneiro, Vitor"]
[Result "1/2-1/2"]
[ECO "B13"]
[PlyCount "76"]
[EventDate "2013.??.??"]

1. e4 {Blatny,P} c6 2. d4 d5 3. exd5 cxd5 4. Bd3 g6 5. c3 Bg7 6. Bf4 Nc6 7. Nd2
({RR} 7. Nf3 Nf6 8. h3 Nh5 9. Bh2 O-O 10. O-O a6 11. Ne5 Bd7 12. Nd2 Na5 13.
Qe2 Rc8 14. Rae1 Re8 15. f4) 7... Bf5 ({RR} 7... f6 8. h4 e5 9. dxe5 fxe5 10.
Bg5 Bf6 11. Ngf3 ({RR} 11. Bxf6 Qxf6) 11... Bf5 ({RR} 11... e4 12. Qe2 Qe7) 12.
Bb5 Bxg5 13. hxg5 e4 14. Ne5 Nge7 15. Ng4 Qb6 ({RR} 15... Bxg4 16. Qxg4) 16.
Nf6+ Kf7 17. Qb3 h6 18. O-O-O ({RR} 18. Nxd5 Nxd5 19. Qxd5+ Be6) 18... Na5 19.
Qb4 Rad8 20. Nf1 a6 ({RR} 20... hxg5 21. Rxh8 Rxh8 22. Qxe7+ Kxe7 23. Nxd5+ Ke6
24. Nxb6 axb6 25. Ne3) ({RR} 20... Nac6 21. Qb3 ({RR} 21. Bxc6 Qxb4 22. cxb4 ({
RR} 22. Bxd5+ Nxd5 23. cxb4 Nxb4) 22... bxc6) 21... Qxf2 ({RR} 21... Be6) 22.
Nxd5 Nxd5 ({RR} 22... Rxd5 23. Rxd5 Be6 24. Rd2 Qxd2+ 25. Nxd2 Bxb3 26. axb3)
23. Rxd5 Be6 24. Bxc6 Qe1+ ({RR} 24... bxc6 25. Qb7+) ({RR} 24... Bxd5 25.
Bxd5+ Kf8 26. Qb4+) 25. Kc2 ({RR} 25. Qd1 Qxd1+ 26. Rxd1 Rxd1+ 27. Kxd1 bxc6)
25... Qe2+ 26. Nd2 Qd3+ 27. Kc1 ({RR} 27. Rxd3 exd3+ 28. Kc1 Bxb3 29. Bxb7 Bd5)
27... Bxd5 28. Qxb7+) 21. Be8+ {1-0 (21) Eingorn,V (2585)-Dzyuban,O (2440)
Azov 1991 CBM 025 [Blatny,P]}) ({RR} 7... Nf6 8. Qc2 Nh5 9. Be3 Qc7 10. Ne2 O-O
11. O-O e5 12. dxe5 Nxe5 13. Bd4 Re8 14. Rae1 Nxd3 15. Qxd3 Bf5 16. Qb5 a6 17.
Qxd5 Rxe2 18. Rxe2 Nf4 19. Qf3 Nxe2+ 20. Qxe2 Bxd4 21. cxd4 Qc2 22. Re1 {
Shuvalova,P (2506)-Trent,L (2403) chess.com INT 2023 0-1 (60)}) 8. Bxf5 gxf5 9.
Ngf3 Nf6 10. Qb3 $146 ({RR} 10. Ne5 Ne4 11. Nxe4 fxe4 12. O-O Nxe5 13. Bxe5
Bxe5 14. dxe5 e6 15. f3 Qb6+ 16. Kh1 O-O-O 17. Qd4 exf3 18. Rxf3 Qxd4 19. cxd4
Rd7 20. Raf1 Rf8 21. g4 Kd8 22. Kg2 Ke8 23. Rc3 Ke7 24. Kg3 Rg8 {Svoboda,S 
(2253)-Krischke,A (2090) Czechia 2005 1-0 (47)}) 10... Qd7 11. Ne5 Nxe5 12.
Bxe5 O-O 13. Bxf6 Bxf6 14. O-O Kh8 15. f4 Rg8 16. Rae1 Rg4 17. Re2 Rag8 18. Rf3
e6 19. Nf1 Qc7 20. Ref2 Bh4 21. g3 Be7 22. Ne3 R4g6 23. Kf1 h5 24. Ke2 h4 25.
Kd2 b5 26. Nf1 Rb8 27. Kc1 a5 28. Kb1 a4 29. Qc2 b4 30. cxb4 Qxc2+ 31. Rxc2
Rxb4 32. Rd3 Bf6 33. Rcd2 hxg3 34. hxg3 Rh6 35. a3 Rc4 36. Ne3 Rh1+ 37. Ka2
Rcc1 38. Nd1 Kg7 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "6"]
[White "Olivencia, Flavio"]
[Black "Barbosa, Evandro Amorim"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "85"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 Nf6 5. e5 Nd5 6. cxd4 d6 7. Nc3 Nxc3 8.
bxc3 Qc7 9. Bd2 Nd7 10. exd6 Bxd6 11. Bd3 b6 12. O-O Bb7 13. h3 O-O 14. Qe2 Bf4
15. Bxf4 Qxf4 16. Qe3 Qd6 17. Rfd1 Rac8 18. Rac1 Rfd8 19. c4 g6 $146 ({RR} 
19... Bxf3 20. Qxf3 Nf6 21. Be2 Qe7 22. Qe3 Rc7 23. Bf3 h6 24. Be2 Qb4 25. Rc2
Rcd7 26. Rcd2 Ne8 27. d5 Nf6 28. a3 Qa5 29. Bf3 exd5 30. cxd5 Rd6 31. Rd3 Qb5
32. Qe5 Qa4 33. Qc3 Qd7 34. Qe5 {Narayanan,S (2100)-Petrosyan,M (2628) chess.
com INT 2020 0-1 (93)}) ({RR} 19... Bxf3 20. Qxf3 Nf6 21. Be2 Qe7 22. Qe3 Rc7
23. Bf3 h6 24. Be2 Qb4 25. Rc2 Rcd7 26. Rcd2 Ne8 27. d5 Nf6 28. a3 Qa5 29. Bf3
exd5 30. cxd5 Rd6 31. Rd3 Qb5 32. Qe5 Qa4 33. Qc3 Qd7 34. Qe5 {Narayanan,S 
(2100)-Petrosyan,M (2628) chess.com INT 2020 0-1 (93)}) 20. Be4 Bxe4 21. Qxe4
Nf6 22. Qh4 Kg7 23. Ne5 Qa3 24. Rc2 Qa4 25. Rcd2 b5 26. cxb5 Qxb5 27. Rd3 Qa4
28. Rb1 Qc2 29. Rb7 Rf8 30. Rf3 Qc1+ 31. Kh2 g5 32. Qg3 h6 33. h4 Qd2 34. Nxf7
Qxd4 35. Nxg5+ Kh8 36. Nxe6 Ng4+ 37. Kh3 Rxf3 38. gxf3 Nxf2+ 39. Kg2 Qf6 40.
Qxf2 Rg8+ 41. Kh2 Re8 42. Qg3 Rg8 43. Qf4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "7"]
[White "Barbosa, Evandro Amorim"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "59"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Nc6 7. f3 h5 ({RR} 
7... Nxd4 8. Qxd4 e5 9. Qd2 Be6 10. O-O-O Qa5 11. Kb1 Be7 12. Qf2 Qc7 13. g4
O-O 14. h4 b5 15. g5 Nh5 16. f4 Nxf4 17. Bxf4 exf4 18. Qxf4 Rac8 19. Bd3 Rce8
20. Bf1 Qc5 21. Nd5 Bd8 22. Qg3 {Kovacevic,A (2549)-Bistric,F (2486) Herceg
Novi 2002 1-0 (35)}) 8. Qd2 ({RR} 8. Bc4 e6 9. Nxc6 bxc6 10. Qe2 d5 11. O-O-O
Bb7 12. Bb3 Bb4 13. exd5 cxd5 14. Ba4+ Kf8 15. Bd4 Rc8 16. Qe3 Qa5 17. Bb3 Bc5
18. Rhe1 Rh6 19. g3 Ne8 20. Qe5 Bxd4 21. Rxd4 Qc7 22. Qg5 Nd6 {Arsenie,C (2091)
-Wallace,J (2365) Fagernes NOR 2023 0-1 (64)}) 8... e6 9. O-O-O $146 ({RR} 9.
Be2 Qc7 10. O-O Be7 11. Rad1 Ne5 12. b3 b5 13. Ncxb5 axb5 14. Nxb5 Qb8 15.
Nxd6+ Bxd6 16. Qxd6 Qxd6 17. Rxd6 Bd7 18. a4 Ke7 19. Rfd1 Rhc8 20. c4 Ne8 21.
R6d2 Bxa4 22. bxa4 Nxc4 23. Rd7+ Kf8 {Stabbilojunior (2513)-Sunye Neto,J (2520)
lichess.org 2021 1-0 (64)}) 9... Bd7 10. Kb1 Be7 11. Bd3 Qc7 12. Rhe1 Rb8 13.
h3 h4 14. Nxc6 bxc6 15. Bxa6 Rh5 16. Bc4 Ra5 17. Bf4 e5 18. Bg5 Be6 19. Bb3
Rba8 20. Bxh4 Qa7 21. Bxf6 gxf6 22. f4 Bf8 23. f5 Rxa2 24. Nxa2 Bxb3 25. cxb3
Qxa2+ 26. Kc2 Ra5 27. Qc3 Kd7 28. Ra1 Qxa1 29. Rxa1 Rxa1 30. Qc4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "7"]
[White "Carneiro, Vitor"]
[Black "Macedo, Maximo Iack"]
[Result "0-1"]
[ECO "A13"]
[PlyCount "132"]
[EventDate "2013.??.??"]

1. c4 e6 2. Nf3 d5 3. b3 d4 4. Bb2 Nc6 5. g3 Nf6 6. Bg2 Bc5 7. O-O O-O 8. d3 e5
9. Nbd2 Re8 $146 ({RR} 9... h6 10. Ne1 a5 11. Nc2 Bg4 12. Ba3 Bxa3 13. Nxa3 Qd7
14. Nc2 Rfe8 15. Re1 Bh3 16. Bf3 Rad8 17. a3 b6 18. b4 h5 19. bxa5 Nxa5 20. Nb4
Be6 21. Rb1 c5 22. Nc2 Qc7 23. Nb3 Nc6 24. Nd2 {Shahade,G (2476)-Hammer,J 
(2645) San Francisco USA 2019 0-1 (35)}) ({RR} 9... h6 10. Ne1 a5 11. Nc2 Bg4
12. Ba3 Bxa3 13. Nxa3 Qd7 14. Nc2 Rfe8 15. Re1 Bh3 16. Bf3 Rad8 17. a3 b6 18.
b4 h5 19. bxa5 Nxa5 20. Nb4 Be6 21. Rb1 c5 22. Nc2 Qc7 23. Nb3 Nc6 24. Nd2 {
Shahade,G (2476)-Hammer,J (2645) San Francisco USA 2019 0-1 (35)}) 10. a3 a5
11. Ne4 Nxe4 12. dxe4 Be6 13. Ne1 f6 14. Nd3 Be7 15. Qc2 Qd7 16. c5 b5 17. f4
Red8 18. f5 Bf7 19. h4 h5 20. Kh2 Kh7 21. Bh3 Rh8 22. Rg1 Kg8 23. g4 hxg4 24.
Rxg4 Bh5 25. Rg3 Kf7 26. a4 bxa4 27. Qc4+ Kf8 28. Rag1 Bf7 29. Qxa4 Rh7 30. b4
Qe8 31. b5 Na7 32. c6 Rb8 33. e3 Nxb5 34. Qc2 Nc3 35. Qg2 Qxc6 36. Rxg7 Rxb2
37. Nxb2 Rxg7 38. Qxg7+ Ke8 39. h5 Bf8 40. Qh8 Qxe4 41. h6 dxe3 42. h7 Qf4+ 43.
Rg3 Ne4 44. Qg8 Nxg3 45. Nd3 Nf1+ 46. Kg2 Qh2+ 47. Kxf1 Qxh3+ 48. Ke1 Qh4+ 49.
Ke2 Qh5+ 50. Kxe3 Bxg8 51. hxg8=Q Qxf5 52. Qd5 Bh6+ 53. Ke2 Qg4+ 54. Ke1 Qh4+
55. Kf1 Qh3+ 56. Ke1 Qe3+ 57. Kf1 Ke7 58. Nc5 Qh3+ 59. Ke2 Be3 60. Nb7 Bb6 61.
Qd8+ Kf7 62. Qd5+ Kg7 63. Kd1 a4 64. Qd8 Qf1+ 65. Kd2 Qf4+ 66. Ke1 Qe3+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "7"]
[White "Mekhitarian, Krikor"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "67"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O Bg6 7. a4 Nh6 8. a5 a6
9. Nbd2 Be7 10. c4 dxc4 11. Nxc4 O-O 12. Bxh6 gxh6 13. Qd2 Kg7 14. Rfe1 $146 ({
RR} 14. Ne1 b5 15. axb6 Nxb6 16. Na5 Qd7 17. Bf3 Nd5 18. Nd3 Rfb8 19. Nc5 Qc7
20. Nc4 a5 21. g3 Rb5 22. h4 h5 23. Na3 Rb4 24. Rfc1 Qb6 25. Ra2 Qd8 26. Nc4
Rb5 27. Ne4 Bxe4 28. Bxe4 f5 {Wieczorek,O (2453)-Ozkan,E (2206) Konya 2017 1/
2-1/2 (44)}) 14... Qc7 15. Ne3 h5 16. Qc3 Rfc8 17. Rec1 Qd8 18. Ne1 Qf8 19. Nd3
c5 20. Nf4 cxd4 21. Qxd4 Nc5 22. Nxh5+ Kh8 23. Qg4 Nb3 24. Rxc8 Rxc8 25. Rd1
Nxa5 26. Nf6 Rd8 27. h4 Rxd1+ 28. Bxd1 Nc6 29. h5 Bb1 30. Bf3 Nb4 31. Be4 Nd3
32. Qg3 Qg7 33. Neg4 Nc1 34. Qe3 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "7"]
[White "Mendonca, Mateus Nakajo"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "B74"]
[PlyCount "115"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 O-O 8.
Nb3 d6 9. f4 a5 10. a4 Be6 11. O-O Nd7 ({RR} 11... Nb4 12. Bf3 Qc8 13. h3 Bc4
14. Rf2 Rd8 15. Rd2 Nc6 16. Nd4 Nb4 17. Ndb5 Nc6 18. Bb6 Rf8 19. Nd5 Bxd5 20.
exd5 Nb4 21. c3 Na6 22. Qe2 Qd7 23. Re1 Rfe8 24. Bxa5 Nc5 25. Bb4 Nxa4 26. Nd4
{Mohammadi,M (2164)-Fiorito,F (2348) chess.com INT 2023 0-1 (69)}) 12. f5 ({RR
} 12. Kh1 Rc8 13. Nd2 Bd4 14. Bxd4 Nxd4 15. f5 gxf5 16. Bd3 f4 17. Rxf4 Ne5 18.
Qg1 Ndc6 19. Nd5 Nb4 20. Rh4 Ng6 21. Rh5 Bxd5 22. exd5 Nxd3 23. cxd3 e5 24.
dxe6 fxe6 25. Nf3 e5 26. d4 e4 {Timman,J (2655)-Browne,W (2585) Luzern 1982 1/
2-1/2 (49)}) 12... Bxb3 13. cxb3 Nb4 14. g4 $146 ({RR} 14. Rc1 Rc8 15. Qd2 Nc5
16. Bc4 Nc6 17. Bh6 Ne5 18. Bxg7 Kxg7 19. Qc2 Nxc4 20. bxc4 Qd7 21. Nd5 Nxa4
22. b3 e6 23. f6+ Kh8 24. Ne7 Nc5 25. Nxc8 Rxc8 26. Rf3 Qc6 27. Re1 a4 28. Qd2
Nxe4 {Sachdev,T (2090)-Kopinits,A Oropesa del Mar 1999 1-0 (34)}) ({RR} 14. Kh1
Ne5 15. Nd5 Nxd5 16. Qxd5 Nd7 17. Qxb7 Bxb2 18. Ra2 Rb8 19. Qd5 Bg7 20. Bb5 Nf6
21. Qd3 Qc7 22. Bg5 Rfc8 23. Bc4 Rd8 24. Rc2 Qb7 25. Bxf6 Bxf6 26. fxg6 hxg6
27. e5 d5 28. Ba6 Qxb3 {Lanka,Z (2434)-Schaffer,H (2268) Germany 2014 1-0 (34)}
) 14... Rc8 15. Rc1 Ne5 16. g5 Re8 17. Bb5 Nec6 18. Qd2 gxf5 19. Rxf5 e6 20.
Rff1 Qe7 21. Qf2 Rf8 22. Kh1 Ne5 23. Qe2 Ra8 24. Rf2 f6 25. Rg1 fxg5 26. Bxg5
Rxf2 27. Bxe7 Rxe2 28. Bxe2 Kh8 29. Rd1 Nf7 30. Bh5 Ne5 31. Rxd6 Ned3 32. Rxe6
Nf4 33. Rb6 Nxh5 34. Bxb4 axb4 35. Nd5 Bxb2 36. Rxb7 Nf6 37. Nxf6 Bxf6 38. Rxb4
Kg7 39. Kg2 Kf7 40. Rb7+ Ke6 41. Rb6+ Ke5 42. Kf3 Be7 43. Rb5+ Ke6 44. a5 Bd6
45. h4 Bc7 46. b4 Kd7 47. Rd5+ Ke6 48. Rb5 Kd7 49. Ke3 Kc6 50. Rc5+ Kb7 51. Kd4
Rd8+ 52. Rd5 Rf8 53. Rh5 Rf7 54. Kc4 Rf4 55. Kd5 Rf1 56. Rxh7 Rd1+ 57. Kc5 Ra1
58. Kb5 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "7"]
[White "Santiago, Yago"]
[Black "Olivencia, Flavio"]
[Result "1-0"]
[ECO "B96"]
[PlyCount "51"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qe2
Qc7 9. O-O-O Be7 10. g4 b5 11. a3 Bb7 12. Bg2 ({RR} 12. Bh4 h6 13. g5 hxg5 14.
Bxg5 Rc8 15. h4 Qa5 16. Rh3 Rxc3 17. Rxc3 Nxe4 18. Re3 d5 19. Bh3 Qb6 20. Bxe7
Kxe7 21. Qe1 g6 22. Qg1 Kf8 23. Bxe6 fxe6 24. Qxg6 Ndf6 25. Rxe4 Nxe4 26. f5
Rxh4 {Xiong,J (2691)-Donchenko,A (2615) Biel SUI 2019 1-0}) 12... h6 ({RR} 
12... Nb6 13. Kb1 O-O 14. e5 dxe5 15. fxe5 Nfd5 16. Nxd5 Bxd5 17. Bxe7 Qxe7 18.
Bxd5 Nxd5 19. Qf3 Rac8 20. Rd3 b4 21. a4 Rc4 22. Rhd1 Qc7 23. Re1 Rc8 24. Rf1
b3 25. c3 Rxa4 26. Nxb3 Rb8 27. Nd4 {Palczert,M (2340)-Xiao,T (2452) Eindhoven
NED 2023 0-1 (41)}) 13. Bxf6 Nxf6 14. g5 $146 ({RR} 14. h4 Nd7 15. g5 hxg5 16.
hxg5 Rxh1 17. Bxh1 g6 18. Kb1 O-O-O 19. f5 e5 20. Nf3 gxf5 21. exf5 Nb6 22. f6
Bf8 23. Bg2 Kb8 24. Ka2 Re8 25. Nh4 e4 26. g6 fxg6 27. Qg4 Bc8 28. Qxg6 Be6+ {
Woelk,T (2263)-Goganov,A (2580) Karlsruhe GER 2019 0-1 (65)}) ({RR} 14. e5 dxe5
15. Ndxb5 Qb6 16. fxe5 axb5 17. Bxb7 Qxb7 18. exf6 b4 19. Qb5+ Qxb5 20. Nxb5
Bd8 21. fxg7 Rg8 22. axb4 Rxg7 23. h3 Rg5 24. Nd6+ Ke7 25. c3 h5 26. Ne4 Re5
27. Rhe1 hxg4 28. hxg4 Bb6 {Sofyin,P (2026)-Ivanov,S (2021) Satka 2013 1-0 (43)
}) 14... hxg5 15. fxg5 Nd7 16. g6 Ne5 17. gxf7+ Kxf7 18. Kb1 Rab8 19. Nf3 Nc4
20. e5 dxe5 21. Ne4 Bxe4 22. Qxe4 b4 23. Qxc4 Qxc4 24. Nxe5+ Kg8 25. Nxc4 bxa3
26. Rd7 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "7"]
[White "Souza Neves, Andrey"]
[Black "Menna Barreto, Felipe"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "57"]
[EventDate "2013.??.??"]

1. b3 c5 2. Bb2 d5 3. e3 a6 4. f4 ({RR} 4. Nc3 Nc6 5. d4 Bf5 6. Bd3 Bg6 7. Nge2
e6 8. dxc5 Nf6 9. Na4 Bxc5 10. Nxc5 Qa5+ 11. Qd2 Qxc5 12. O-O Ne4 13. Qc1 Nb4
14. a3 Nxd3 15. cxd3 Qxc1 16. Rfxc1 Nf6 17. Nf4 Kd7 18. h4 Bf5 {Jobava,B (2699)
-Inarkiev,E (2664) Sochi 2015 1-0 (40)}) 4... d4 ({RR} 4... Nf6 5. Nf3 g6 6.
Bxf6 exf6 7. Be2 Bg7 8. O-O O-O 9. c3 Re8 10. Na3 Nc6 11. Nc2 Bf5 12. Nce1 d4
13. exd4 cxd4 14. Nh4 Bd7 15. g3 Qb6 16. Kh1 Bh3 17. Nhg2 Rad8 18. c4 d3 19.
Bf3 {Sabar,E (2040)-Nery Junior,J (2082) chess.com INT 2023 0-1}) 5. exd4 $146
({RR} 5. e4 Nc6 6. Bc4 e5 7. Ne2 Nf6 8. d3 Ng4 9. Bc1 Qh4+ 10. g3 Qh3 11. Kd2
Ne3 12. Qg1 Bd6 13. f5 Bc7 14. c3 Ba5 15. a3 Bd8 16. b4 Bg5 17. cxd4 Nxc4+ 18.
Kc2 Bxc1 19. dxc4 Bg5 {Falcon Perez,G (2168)-Hughes,T (2133) ICC INT 2009 0-1 
(35)}) 5... cxd4 6. Nf3 Nc6 7. Bd3 Nf6 8. O-O e6 9. Ne5 Bd7 10. a4 Bc5 11. Ba3
Nb4 12. Bxb4 Bxb4 13. Na3 O-O 14. Nac4 Rc8 15. Rf3 g6 16. h4 b5 17. axb5 axb5
18. Nb2 Be8 19. Qe2 Nd7 20. h5 Nxe5 21. fxe5 Qg5 22. hxg6 hxg6 23. Rf2 Rc5 24.
Re1 Kg7 25. Bxg6 fxg6 26. Nd3 Rxf2 27. Qxf2 Rxc2 28. Nxb4 Qxd2 29. Nxc2 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "8"]
[White "Brito, Luismar"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "C11"]
[PlyCount "80"]
[EventDate "2013.??.??"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Nc6 7. Bf4 Be7 8. Bb5
Nxc5 9. O-O a6 10. Bxc6+ bxc6 11. Nd4 Qc7 12. Bg3 $146 ({RR} 12. Qg4 g5 13. Be3
Nd7 14. Qh5 Nxe5 15. Bxg5 Bxg5 16. Qxg5 Ng6 17. Rfe1 O-O 18. Qf6 Bd7 19. Rad1
Rab8 20. Nb3 Rb4 21. g3 e5 22. Nc5 Bc8 23. Nd3 Rd4 24. Nxe5 Rxd1 25. Nxd1 Re8
26. Nf3 Rxe1+ {Bellini,F (2486)-Kristjansson,S (2431) Bled 2002 1-0 (48)})
12... Nd7 13. Qh5 g6 14. Qh6 Bf8 15. Qh3 Nb6 16. b3 Bg7 17. f4 c5 18. Nf3 Bb7
19. Rfe1 h6 20. Bf2 O-O-O 21. a4 Rdg8 22. Rad1 g5 23. fxg5 hxg5 24. Qg4 Nd7 25.
Bg3 d4 26. Ne4 Nxe5 27. Bxe5 Bxe5 28. Nxe5 f5 29. Nd6+ Qxd6 30. Qg3 f4 31. Qf2
Qc7 32. b4 g4 33. Qxf4 g3 34. h3 Rf8 35. Qg4 Rf2 36. Nf3 Bd5 37. bxc5 Rf8 38.
Rxe6 Rxg2+ 39. Kh1 Rh2+ 40. Kg1 Rh1+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "8"]
[White "Carneiro, Vitor"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "A37"]
[PlyCount "76"]
[EventDate "2013.??.??"]

1. c4 g6 2. Nc3 c5 3. Nf3 Bg7 4. g3 Nc6 5. Bg2 e6 6. O-O Nge7 7. d3 O-O 8. Bd2
d5 9. Rb1 b6 10. a3 Bb7 11. b4 cxb4 12. axb4 Qd7 ({RR} 12... dxc4 13. dxc4 Rc8
14. Nb5 a6 15. Na3 Nf5 16. g4 Nh4 17. b5 axb5 18. cxb5 Nxg2 19. bxc6 Rxc6 20.
Bb4 Nf4 21. Bxf8 Qxf8 22. Nb5 Rc5 23. Re1 Qa8 24. Rb3 Bd5 25. Ra3 Qf8 26. Nbd4
e5 27. e4 {Kovalenko,I (2596)-Zhigalko,A (2617) Voronezh 2013 1-0 (76)}) ({RR} 
12... Rc8 13. cxd5 exd5 14. Qb3 Re8 15. Rfc1 Qd7 16. Bf4 h6 17. e4 dxe4 18.
dxe4 g5 19. Be3 Ng6 20. Rd1 Qg4 21. h3 Qe6 22. Qxe6 Rxe6 23. Nb5 Bf8 24. Nfd4
Nxd4 25. Nxd4 Ree8 26. f3 Ne5 27. Bf2 {Rakotomaharo,F (2459)-Galchenko,M (2438)
chess.com INT 2023 1-0 (71)}) 13. cxd5 $146 ({RR} 13. Na4 dxc4 14. dxc4 Rfd8
15. Be3 Nf5 16. Qxd7 Rxd7 17. Bxb6 Rb8 18. Nc5 Re7 19. Ba5 Ba8 20. Rfd1 Nxa5
21. bxa5 Rc8 22. Nd3 e5 23. g4 Bxf3 24. exf3 Nd4 25. Kf1 Rxc4 26. Rb8+ Bf8 27.
f4 exf4 {Stuhlik,M (2230)-Rodrigues,L (2105) Ciro 1998 1/2-1/2 (64)}) ({RR} 13.
b5 Ne5 14. Nxe5 Bxe5 15. cxd5 exd5 16. e3 d4 17. Bxb7 Qxb7 18. Ne4 Qd7 19. Bb4
Rfe8 20. exd4 Bxd4 21. Bxe7 Rxe7 22. Qf3 Rae8 23. Rb4 Bg7 24. h4 Re5 25. Rfb1
Rd5 26. R4b3 Rf5 27. Qg4 h5 {Simagin,V-Bilek,I Kecskemet 1966 1/2-1/2 (48)})
13... Nxd5 14. Nxd5 Qxd5 15. Qb3 Nd4 16. Qd1 Rfc8 17. Nh4 Qd7 18. Bxb7 Qxb7 19.
e3 Nb5 20. Qf3 Qd7 21. d4 Rc6 22. Qe2 Rc2 23. Qd3 Rac8 24. Rbc1 Rxc1 25. Rxc1
Rxc1+ 26. Bxc1 Qc6 27. Bd2 Nd6 28. Ng2 Bf8 29. Nf4 Qf3 30. Qe2 Qe4 31. Qd3 g5
32. f3 Qxf3 33. Ng2 Ne4 34. Be1 Nf6 35. Qa6 Qd1 36. Qb5 Nd5 37. e4 Qxd4+ 38.
Bf2 Qxe4 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "8"]
[White "Gotz, Klaus"]
[Black "Souza Neves, Andrey"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "147"]
[EventDate "2013.??.??"]

1. d4 b6 2. e4 Bb7 3. Bd3 e6 4. Nf3 g6 5. Bg5 Qc8 ({RR} 5... Be7 6. Bf4 d6 7.
Nbd2 Nd7 8. Qe2 Bf6 9. e5 dxe5 10. dxe5 Bg7 11. O-O-O Ne7 12. Ne4 Qc8 13. Bb5
Bc6 14. Bxc6 Nxc6 15. h4 h6 16. Nf6+ Bxf6 17. exf6 Qb7 18. Bxh6 O-O-O 19. Bg7
Rhe8 20. Ng5 {Karjakin,S (2756)-Kamsky,G (2721) Beijing 2013 1-0}) ({RR} 5...
f6 6. Be3 Bg7 7. h4 h6 8. c4 Ne7 9. Nc3 d6 10. a3 Nd7 11. Qc2 a6 12. g4 f5 13.
gxf5 exf5 14. Rg1 fxe4 15. Nxe4 O-O 16. Nfd2 Nf5 17. O-O-O Nxh4 18. Rg4 Rf7 19.
Rdg1 Nf8 20. Ng5 {Tobak,M (2156)-Golubka,P (2438) Omelnyk UKR 2021 1-0}) 6. c4
Bg7 7. Nc3 h6 $146 ({RR} 7... Nc6 8. d5 Ne5 9. Nxe5 Bxe5 10. Qd2 Bg7 11. O-O-O
h6 12. Bh4 e5 13. d6 g5 14. Bg3 cxd6 15. Nb5 Bf8 16. Bc2 f6 17. Nxd6+ Bxd6 18.
Qxd6 Rh7 19. Kb1 Qc5 20. Qd2 O-O-O 21. h4 d6 22. f3 {Rublevsky,S (2657)
-Chernyshov,K (2536) Ohrid 2001 1-0 (53)}) ({RR} 7... d6 8. O-O Nd7 9. Bc2 Ngf6
10. Re1 h6 11. Bh4 Nh5 12. e5 g5 13. Bg3 Nxg3 14. hxg3 dxe5 15. d5 O-O 16. dxe6
fxe6 17. Qd3 Rf5 18. Rad1 Bc6 19. Qe2 Rf7 20. Bg6 Re7 21. Be4 Qb7 22. b4 {
Torre,E (2520)-Gaprindashvili,N (2365) Kuala Lumpur 1994 1-0 (53)}) 8. Bf4 Qd8
9. h4 Ne7 10. e5 d5 11. exd6 cxd6 12. Nb5 Nc8 13. Qe2 a6 14. Nc3 O-O 15. Qe3
Bxf3 16. Qxf3 Ra7 17. O-O-O b5 18. c5 Nd7 19. cxd6 e5 20. dxe5 Nxe5 21. Qg3 Nc4
22. Bxc4 bxc4 23. Be5 Bxe5 24. Qxe5 Re8 25. Qf4 h5 26. Rd2 Rd7 27. Rhd1 Re6 28.
Ne4 c3 29. Nxc3 Nxd6 30. f3 Rf6 31. Qg5 Kg7 32. Kb1 Qb8 33. Qe5 Rc7 34. Qd4 Rc4
35. Qd3 Re6 36. Rc1 Rxh4 37. Nd5 Ne8 38. Qc3+ Qe5 39. Qxe5+ Rxe5 40. Rc8 Rh1+
41. Kc2 Ree1 42. Ra8 Rc1+ 43. Kb3 Rhd1 44. Rxd1 Rxd1 45. Nc3 Nc7 46. Nxd1 Nxa8
47. Kb4 Nc7 48. Kc5 Kf6 49. a4 Ke5 50. Kb6 Nd5+ 51. Kxa6 Kf4 52. Kb7 Kg3 53. a5
Nb4 54. Ne3 h4 55. a6 Nxa6 56. Kxa6 Kf2 57. b4 Kxe3 58. b5 Kf2 59. b6 Kxg2 60.
b7 h3 61. b8=Q h2 62. Qb2+ Kh3 63. Qc1 Kg2 64. Qd2+ Kh3 65. Qe1 Kg2 66. Qe2+
Kg1 67. Qe3+ Kg2 68. Qg5+ Kxf3 69. Qh5+ Kg2 70. Qg4+ Kf1 71. Qh3+ Kg1 72. Qg3+
Kh1 73. Qf2 f5 74. Qf1# 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "8"]
[White "Macedo, Maximo Iack"]
[Black "Olivencia, Flavio"]
[Result "1/2-1/2"]
[ECO "D88"]
[PlyCount "62"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Ne2 c5 9. Be3 cxd4 10. cxd4 Nc6 11. O-O Bg4 12. f3 Na5 13. Bxf7+ Rxf7 14. fxg4
Rxf1+ 15. Kxf1 Qd7 16. h3 Qe6 17. Qd3 Rd8 18. Kg1 Nc4 19. Bf2 b5 ({RR} 19...
Nd6 20. Ng3 a6 21. a4 Qc4 22. Qxc4+ Nxc4 23. e5 Bh6 24. Rb1 Rd7 25. Ne4 b6 26.
g5 Bf8 27. Rc1 Nb2 28. Rc8 Nxa4 29. e6 Rb7 30. d5 Nc5 31. Nxc5 bxc5 32. Bxc5
Kg7 33. Bd4+ Kg8 34. Kf2 {Sjugirov,S (2705)-Mrithyunjay Mahadevan (1630) chess.
com INT 2023 1-0 (42)}) 20. Rb1 a6 21. a4 Qd7 $146 ({RR} 21... bxa4 22. Nf4 Qf7
23. Nd5 e6 24. Bh4 exd5 25. Bxd8 dxe4 26. Qe2 Bxd4+ 27. Kh1 a3 28. Be7 Bb2 29.
Rf1 Qe6 30. Rf8+ Kg7 31. Rb8 a2 32. Bf8+ Kf7 33. Qf2+ Qf6 34. Qa7+ Ke6 35.
Qxa6+ Ke5 36. Rb5+ {Andreev,S (2164)-Ivanov,L (1757) Primorsko BUL 2018 1-0 
(40)}) 22. axb5 axb5 23. g5 e6 24. h4 Ra8 25. Qb3 Nd2 26. Qxb5 Qxb5 27. Rxb5
Nxe4 28. Be3 Ra1+ 29. Nc1 Nc3 30. Rb8+ Kf7 31. Rb7+ Kg8 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "8"]
[White "Menna Barreto, Felipe"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "48"]
[EventDate "2013.??.??"]

1. c4 c5 2. Nf3 Nc6 3. b3 e5 4. Nc3 Nf6 ({RR} 4... g6 5. Bb2 Bg7 6. d3 Nge7 7.
g3 O-O 8. Bg2 d6 9. O-O h6 10. a3 Be6 11. Nd2 d5 12. Rb1 Rc8 13. Re1 d4 14. Na4
b6 15. b4 cxb4 16. axb4 Nxb4 17. Ba3 Nbc6 18. Ne4 Rc7 19. c5 {Radjabov,T (2788)
-Grischuk,A (2763) Astana 2012 1/2-1/2 (55)}) ({RR} 4... g6 5. Bb2 Bg7 6. d3
Nge7 7. g3 d5 8. Nxd5 Nxd5 9. cxd5 Qxd5 10. Bg2 Bd7 11. O-O Qd6 12. Rc1 O-O 13.
Nd2 b6 14. Rc4 Rac8 15. Qa1 Rfe8 16. e3 Nb4 17. Rd1 Bb5 18. a3 Nd5 19. Rcc1 {
Flores,D (2532)-Almiron,A (2323) Asuncion PAR 2023 1/2-1/2 (66)}) 5. g3 $146 ({
RR} 5. d3 d6 6. g3 Be7 7. Bg2 O-O 8. O-O h6 9. a3 a5 10. Bb2 Be6 11. h3 Nd7 12.
Nd5 f5 13. Nd2 Rf7 14. e3 Nf6 15. Qc2 Bxd5 16. cxd5 Nb8 17. f4 exf4 18. gxf4
Nbd7 19. Bf3 Nb6 {Bogumil,T (2088)-Kalashnikova,L (1896) Kaunas 2012 1-0 (42)})
({RR} 5. d3 d5 6. cxd5 Nxd5 7. Bb2 Be7 8. g3 O-O 9. Bg2 Be6 10. O-O f6 11. Qd2
Qd7 12. Rac1 Nc7 13. Ne1 Bh3 14. Ne4 Bxg2 15. Nxg2 b6 16. f4 f5 17. Nf2 Bf6 18.
fxe5 Nxe5 19. Nh3 Rae8 {Cleve Prinz,W (1917)-Lezzerini,M (2112) Arco 2016 0-1})
5... d5 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Bg2 e4 9. Ng1 Bf5 10. Bb2 O-O-O 11. Nh3
Kb8 12. Nf4 Qd7 13. d3 c4 14. bxc4 Bb4+ 15. Kf1 exd3 16. exd3 Rhe8 17. Qb3 g5
18. Nd5 Bh3 19. Rb1 Qf5 20. Nxb4 Nxb4 21. Be5+ Rxe5 22. Qxb4 Qxd3+ 23. Kg1 Bxg2
24. Kxg2 Qe4+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "8"]
[White "Molina, Roberto Junio"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1-0"]
[ECO "D17"]
[PlyCount "105"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8.
g3 e5 9. dxe5 Nxe5 10. Bf4 Nfd7 11. Bg2 g5 12. Bxe5 Nxe5 13. Qd4 f6 14. O-O-O
Be7 15. Ne3 Be6 16. Qe4 Bb3 17. Rd2 O-O 18. h4 Bc5 19. hxg5 fxg5 20. Rh5 Rae8
21. Rxg5+ Kh8 $146 ({RR} 21... Ng6 22. Rxc5 Rxe4 23. Nxe4 Qb6 24. Rh5 Rxf2 25.
Nxf2 Qxe3 26. Rf5 Ne5 27. Nd1 Bxd1 28. Kxd1 Qb3+ 29. Ke1 Qxg3+ 30. Kd1 Nc4 31.
Rd8+ Kg7 32. Rd7+ Kg6 33. Rff7 Qb3+ 34. Ke1 Qb4+ 35. Kf2 Qb6+ 36. Kg3 {Vescovi,
G (2622)-Paragua,M (2617) Turin 2006 1/2-1/2 (80)}) 22. Rf5 Nf7 23. Qf4 Qxf4
24. gxf4 Bxe3 25. fxe3 Rg8 26. Bf3 Rg1+ 27. Nd1 Rxe3 28. Rd7 Re7 29. Rd3 Bxa4
30. b3 Bb5 31. Rd2 b6 32. Kb2 c5 33. Nc3 Bd7 34. Rh5 Bg4 35. Bxg4 Rxg4 36. Nd5
Rd7 37. Kc2 Kg7 38. e4 Nd8 39. Rdh2 h6 40. Rxh6 Rg2+ 41. Rxg2+ Kxh6 42. f5 Rd6
43. Nc7 Nc6 44. Ne6 Nd4+ 45. Nxd4 Rxd4 46. e5 Rd5 47. Rg6+ Kh5 48. Re6 Rd7 49.
Rd6 Rf7 50. e6 Rxf5 51. e7 Re5 52. Rd5 Rxd5 53. e8=Q+ 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "9"]
[White "Barbosa, Evandro Amorim"]
[Black "Gotz, Klaus"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "113"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5 8. Bg5 h6
9. Bh4 Na6 10. Nd2 Qe8 11. O-O Bd7 12. b3 h5 13. a3 Nh7 14. f3 Bh6 15. Rb1 Qb8
({RR} 15... c6 16. b4 axb4 17. axb4 c5 18. bxc5 Be3+ 19. Bf2 Bxf2+ 20. Rxf2
Nxc5 21. Nb3 b6 22. Qc1 Qd8 23. Nxc5 bxc5 24. Bf1 Qf6 25. Rb7 Rfd8 26. f4 exf4
27. Qxf4 Qxc3 28. Qxf7+ Kh8 29. Rxd7 Rxd7 30. Qxd7 {Ikonnikov,V (2548)-Lanka,Z
(2427) Kiel 2013 1/2-1/2 (36)}) ({RR} 15... f5 16. exf5 gxf5 17. b4 axb4 18.
axb4 Kh8 19. Re1 Qg6 20. Bf1 Ng5 21. Kh1 Rae8 22. Bf2 Rg8 23. c5 Rg7 24. f4 Nf7
25. fxe5 Nxe5 26. Nf3 Ng4 27. Rxe8+ Qxe8 28. Bg1 Ne3 29. Qd4 Nc2 30. Qf6 {
Megalios,K (2390)-Djokic,M (2129) Veliko Gradiste SRB 2021 1-0 (43)}) 16. Kh1
$146 ({RR} 16. Bf2 Qd8 17. b4 axb4 18. axb4 Qg5 19. Be1 Qe7 20. Kh1 Be3 21. Bf2
Bxf2 22. Rxf2 h4 23. b5 Nc5 24. Nb3 Nxb3 25. Qxb3 b6 26. g3 Ng5 27. Bf1 hxg3
28. hxg3 Kg7 29. Na2 Rh8+ 30. Kg1 Nh3+ {Imaev,T-Chuprov,D (2400) Ufa 1999 0-1 
(38)}) 16... Qa7 17. Rb2 Qd4 18. Qc2 Bxd2 19. Qxd2 Qxd2 20. Rxd2 Nc5 21. Bd1 f5
22. exf5 Bxf5 23. b4 axb4 24. axb4 Na6 25. Na2 Rf7 26. Be2 Raf8 27. Bf2 g5 28.
c5 Nb8 29. Nc3 Nf6 30. Nb5 Ne8 31. Be3 g4 32. Bh6 Ng7 33. cxd6 c6 34. dxc6 bxc6
35. Nc3 Be6 36. Ne4 gxf3 37. gxf3 Kh7 38. Be3 Rb7 39. Bc5 Nd7 40. Rg1 Kh8 41.
Ba6 Rbb8 42. Rdg2 Rxf3 43. Rxg7 Bd5 44. R7g5 Nf6 45. Nxf6 Rxf6+ 46. R1g2 Bxg2+
47. Kxg2 Ra8 48. Rxh5+ Kg7 49. d7 Rf7 50. Bc8 Ra2+ 51. Kh3 Rd2 52. Rxe5 Kf6 53.
Re6+ Kf5 54. Re7 Kg6 55. Rxf7 Kxf7 56. Bb6 Ke7 57. d8=Q+ 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "9"]
[White "Mekhitarian, Krikor"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "29"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 h6 7. Bd3 Nc6 8.
O-O Bd6 9. c3 ({RR} 9. Re1 O-O 10. c3 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Qh5
Re8 14. Be3 Bd7 15. Rad1 Ba4 16. Rd2 Rad8 17. Qf5 Qxf5 18. Bxf5 Bd6 19. g3 Re5
20. Bh3 Rde8 21. Bg2 b6 22. b3 Bd7 23. h3 Bf5 {Stets,D (2436)-Galego,L (2468)
Figueira da Foz 2016 0-1 (57)}) 9... O-O 10. Nd2 ({RR} 10. Re1 e5 11. dxe5 Nxe5
12. Nxe5 Bxe5 13. Qh5 Re8 14. Be3 Bd7 15. Rad1 Bc6 16. Bc2 Bf4 17. Bd4 Qg5 18.
Qxg5 hxg5 19. f3 b6 20. g3 Bd6 21. Kf2 Rxe1 22. Rxe1 Bd5 23. a3 a5 24. Rd1 Bc6
{Barrientos,S (2479)-Vaglio,J (2174) chess.com INT 2023 1-0}) 10... e5 11. Ne4
Qg6 $146 ({RR} 11... Qd8 12. Qh5 exd4 13. Bxh6 g6 14. Qg5 Qxg5 {1/2-1/2 (14)
Muehlhan,K (1829)-Filzmaier,B (1970) Znojmo 2004}) ({RR} 11... Qh4 12. d5 Nd8
13. Nxd6 cxd6 14. f4 f5 15. Qe1 Qxe1 16. Rxe1 e4 17. Be2 Bd7 18. a4 Nf7 19. Kf2
g5 20. g3 Kg7 21. Ke3 gxf4+ 22. gxf4 Rg8 23. Bd2 Kf6 24. Rh1 a5 25. Be1 b6 26.
Bh4+ {Sousa,T (1799)-Lavrador,R (1936) Lisbon 2015 1-0 (47)}) 12. f4 Bf5 13.
Nf6+ Qxf6 14. fxe5 Bg4 15. Qxg4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "9"]
[White "Mendonca, Mateus Nakajo"]
[Black "Carneiro, Vitor"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "75"]
[EventDate "2013.??.??"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 Nh6 6. Nf3 O-O 7. Bd3 Bg4 8. h3
Bxf3 9. Qxf3 f6 10. exf6 ({RR} 10. Qe2 fxe5 11. dxe5 e6 12. O-O c5 13. b3 a6
14. a4 Nc6 15. Ba3 Nd4 16. Qd2 Rc8 17. Ne2 Nxe2+ 18. Qxe2 Nf5 19. Bxf5 Rxf5 20.
Rf3 Qh4 21. Qf2 Qxf2+ 22. Rxf2 g5 23. g3 b6 24. Raf1 b5 {Meshcheriakova,E 
(1408)-Artamonov,V (2042) St Petersburg RUS 2022 0-1 (64)}) 10... Bxf6 11. Ne2
$146 ({RR} 11. Be3 Qb6 12. O-O e6 13. Na4 Qc7 14. Nc5 Qe7 15. g4 Bg7 16. Qg2
Nd7 17. Nb3 Kh8 18. Rae1 Rae8 19. c3 Nf7 20. Nd2 g5 21. fxg5 Nxg5 22. h4 Nf7
23. g5 e5 24. g6 Nd6 25. Bg5 Rxf1+ {Paragua,M (2508)-Vedmediuc,S (2468)
Istanbul 2012 1/2-1/2 (73)}) 11... e5 12. dxe5 Bxe5 13. c3 Bg7 14. Bd2 Nd7 15.
O-O-O Ne5 16. Qe3 d4 17. cxd4 Nxd3+ 18. Qxd3 Qd5 19. Kb1 Qxg2 20. h4 Rfe8 21.
Ng3 Ng4 22. Rhg1 Qd5 23. Nh1 Nh6 24. Bc3 Re4 25. h5 Rae8 26. hxg6 hxg6 27. Rxg6
Qf5 28. Rxg7+ Kxg7 29. Ng3 Qd5 30. Nxe4 Qxe4 31. d5+ Kf7 32. Qxe4 Rxe4 33. dxc6
bxc6 34. Be5 Ng4 35. Bb8 Nf6 36. Rc1 Nd5 37. a3 Nxf4 38. Rf1 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "9"]
[White "Olivencia, Flavio"]
[Black "Brito, Luismar"]
[Result "0-1"]
[ECO "B53"]
[PlyCount "65"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Be3 Nf6 6. Nc3 Nc6 7. Qd2 e6 8.
O-O-O Qc7 9. Bf4 e5 10. Bg5 Be6 11. Bxf6 gxf6 12. Nd5 Bxd5 13. Qxd5 Rc8 14. Bd3
$146 ({RR} 14. Kb1 Rg8 15. g3 Nb4 16. Qb3 Qxc2+ 17. Qxc2 Rxc2 18. Nd2 Rc8 19.
Nc4 Nc6 20. Rc1 Rd8 21. Nb6 Bh6 22. Rc3 Ne7 23. Rc7 Rb8 24. Bh3 Bd2 25. Rd1 Bb4
26. Rxe7+ Kxe7 27. Nd5+ Kf8 28. Nxb4 Kg7 {Boidman,Y (2368)-Berresheim,H (2100)
Nickenich GER 2018 1-0 (40)}) 14... Qb6 15. Rhf1 Na5 16. Be2 h5 17. Kb1 h4 18.
Nd2 Rc5 19. Qd3 Ke7 20. Nb3 Nxb3 21. axb3 Bh6 22. c4 a5 23. Bg4 Rc6 24. g3 a4
25. Kc2 Qb4 26. Be2 Rhc8 27. bxa4 Qxa4+ 28. Kb1 Rb6 29. Qc2 Qa5 30. b3 Ra8 31.
Qb2 Rxb3 32. Qxb3 Qa1+ 33. Kc2 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "9"]
[White "Santiago, Yago"]
[Black "Menna Barreto, Felipe"]
[Result "1-0"]
[ECO "B91"]
[PlyCount "59"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 Bg4 7. f3 Bd7 8. Be3
e6 9. Qd2 Nc6 10. g4 Be7 11. O-O-O h6 12. h4 b5 13. Nxc6 ({RR} 13. Qg2 Nxd4 14.
Bxd4 b4 15. Ne2 e5 16. Be3 Be6 17. Kb1 g6 18. Nc1 h5 19. Be2 Qc7 20. Rd2 Qc6
21. gxh5 Nxh5 22. Nd3 a5 23. Bg5 Rb8 24. Bxe7 Kxe7 25. f4 Qc7 26. Nc1 Qc5 27.
Bxh5 Rxh5 {Popovic,P (2550)-Ljubojevic,L (2635) Belgrade 1989 1/2-1/2 (46)}) ({
RR} 13. Rg1 Ng8 14. g5 hxg5 15. hxg5 g6 16. f4 b4 17. Nce2 Qa5 18. Kb1 Rd8 19.
f5 Nxd4 20. Nxd4 exf5 21. exf5 Bxf5 22. Nc6 Qc7 23. Nxd8 Bxd8 24. Bxa6 Ne7 25.
Bb5+ Kf8 26. Rh1 Rh5 27. Rxh5 gxh5 {Csonka,B (2495)-Migot,T (2356) chess.com
INT 2022 1-0 (35)}) 13... Bxc6 14. Rg1 Qa5 $146 ({RR} 14... Nd7 15. g5 Ne5 16.
Qf2 hxg5 17. hxg5 Qc7 18. f4 Nc4 19. Bxc4 bxc4 20. g6 f6 21. f5 Qb7 22. Rd4 e5
23. Rxc4 Bb5 24. Rb4 d5 25. Bc5 d4 26. Bxe7 Qxe7 27. Nd5 Qc5 28. Rb3 Rc8 29.
Rbg3 {Konyves,A (2171)-Karaoglan,K (2203) Novi Sad SRB 2021 1/2-1/2 (39)}) ({RR
} 14... Nd7 15. g5 Ne5 16. Qf2 hxg5 17. hxg5 Qc7 18. f4 Nc4 19. Bxc4 bxc4 20.
g6 f6 21. f5 Qb7 22. Rd4 e5 23. Rxc4 Bb5 24. Rb4 d5 25. Bc5 d4 26. Bxe7 Qxe7
27. Nd5 Qc5 28. Rb3 Rc8 29. Rbg3 {Konyves,A (2171)-Karaoglan,K (2203) Novi Sad
SRB 2021 1/2-1/2 (39)}) 15. Kb1 Nd7 16. g5 Ne5 17. Qf2 Rb8 18. Ne2 hxg5 19.
Bxg5 Nc4 20. Nd4 Bd7 21. Bxe7 Kxe7 22. Rxg7 Qb4 23. Nb3 Rhc8 24. Qg3 Be8 25. c3
Qa4 26. Bxc4 bxc4 27. Qxd6+ Kf6 28. e5+ Kxg7 29. Rg1+ Kh7 30. Qf8 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "9"]
[White "Souza Neves, Andrey"]
[Black "Molina, Roberto Junio"]
[Result "0-1"]
[ECO "A06"]
[PlyCount "98"]
[EventDate "2013.??.??"]

1. b3 d5 2. Bb2 Bg4 3. Nf3 Nd7 4. d4 e6 5. e3 ({RR} 5. g3 Bxf3 6. exf3 g6 7. f4
Bg7 8. Bg2 Ne7 9. Nd2 c5 10. Nf3 Nc6 11. O-O cxd4 12. Qd2 Qb6 13. Rfd1 Rc8 14.
Rac1 Nb4 15. a3 Na2 16. Ra1 Nc3 17. Re1 O-O 18. Ne5 Nxe5 19. fxe5 f6 {Gazarian,
A (2517)-Pilavov,G (2619) Elista 2011 0-1 (31)}) 5... Ngf6 6. Be2 ({RR} 6. Bd3
Bb4+ 7. c3 Bd6 8. Nbd2 Bf5 9. Qc2 Bxd3 10. Qxd3 O-O 11. O-O e5 12. dxe5 Nxe5
13. Nxe5 Bxe5 14. Nf3 Qe7 15. Nxe5 Qxe5 16. Qe2 Qe6 17. Rac1 c5 18. c4 Rad8 19.
cxd5 Rxd5 20. Qb5 b6 {Marrero Cardenes,A (2082)-Buchenau,F (2222) Santa Cruz
de La Palma ESP 2023 1/2-1/2}) 6... Bb4+ 7. Nfd2 $146 ({RR} 7. c3 Bd6 8. O-O
O-O 9. Nbd2 Qe7 10. c4 c5 11. a3 Rfd8 12. cxd5 exd5 13. dxc5 Nxc5 14. h3 Bh5
15. Ra2 Rac8 16. Nd4 Bg6 17. N2f3 Nce4 18. Nh4 Bb8 19. Nxg6 hxg6 20. Nf3 Nc3
21. Bxc3 Rxc3 {Andersson,B-Brostrom,G Norrkoeping 1968 1/2-1/2 (72)}) ({RR} 7.
c3 Bd6 8. Nbd2 c6 9. c4 Bf5 10. O-O h5 11. Ne5 Ng4 12. cxd5 exd5 13. e4 dxe4
14. Ndc4 Bc7 15. g3 Ngf6 16. Qc1 Nd5 17. Ne3 Be6 18. h4 N7f6 19. Ba3 Bd6 20.
N3c4 Be7 21. Bc5 O-O {Sharan,R (2312)-Centrih,A (2095) Nova Gorica SLO 2022
1-0 (81)}) 7... Bf5 8. O-O O-O 9. c4 dxc4 10. Nxc4 Be7 11. Nc3 c6 12. f3 b5 13.
g4 Bg6 14. Nd2 e5 15. f4 exd4 16. exd4 h5 17. f5 Bh7 18. h3 Qb6 19. Nce4 Nxe4
20. Nxe4 Nf6 21. Nc5 hxg4 22. hxg4 Rad8 23. b4 Nd5 24. Qd2 Rfe8 25. Bf3 Qc7 26.
Bxd5 Rxd5 27. Rae1 Red8 28. Qe3 Bf8 29. a3 g6 30. Ne4 Bg7 31. f6 Bf8 32. g5 Re8
33. Qh3 Qd8 34. Rf4 Rxe4 35. Rfxe4 Rxg5+ 36. Rg4 Qxf6 37. Rxg5 Qxg5+ 38. Qg2
Qh4 39. Re8 g5 40. d5 cxd5 41. Bf6 Bg6 42. Bxg5 Qd4+ 43. Be3 Qd1+ 44. Kf2 Qc2+
45. Kg1 Qc6 46. Rd8 Qe6 47. Bc5 Qe1+ 48. Kh2 Qh4+ 49. Qh3 Qxd8 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "10"]
[White "Carneiro, Vitor"]
[Black "Souza Neves, Andrey"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "51"]
[EventDate "2013.??.??"]

1. c4 b6 2. Nc3 Bb7 3. Nf3 e6 4. g3 f5 5. Bg2 Nf6 6. O-O Bb4 7. Qc2 O-O 8. a3 (
{RR} 8. Na4 Be7 9. d4 Ne4 10. Rd1 Bf6 11. Nd2 d5 12. Nf3 Nd7 13. b4 c6 14. Bb2
Ba6 15. c5 Bc4 16. e3 b5 17. Nc3 a5 18. a3 a4 19. Nd2 Nxd2 20. Rxd2 g5 21. f3
Qe8 22. e4 fxe4 {Alonso Rosell,A (2540)-Nikolic,P (2638) Barcelona 2012 0-1 
(63)}) ({RR} 8. b3 Bxc3 9. Qxc3 Ne4 10. Qc2 Nc6 11. Bb2 Nb4 12. Qb1 Qe8 13. a3
Nc6 14. Ra2 Qh5 15. Qa1 g5 16. d3 Nd6 17. Ne5 Nxe5 18. Bxe5 Bxg2 19. Kxg2 f4
20. Bxd6 cxd6 21. f3 e5 22. g4 Qh4 {Gubajdullin,A (2300)-Bas Mas,J (2241)
chess.com INT 2023 1-0 (44)}) 8... Bxc3 9. Qxc3 d6 10. b4 e5 $146 ({RR} 10...
Qe8 11. Bb2 e5 12. c5 bxc5 13. bxc5 Na6 14. Qc4+ Kh8 15. Nxe5 Bxg2 16. Kxg2
Nxc5 17. Nf3 Qe4 18. Rac1 Nd5 19. d3 Qxc4 20. Rxc4 Rab8 21. Bd4 Nb6 22. Rc2 Ne6
23. Rc6 Rb7 24. Rfc1 Re8 25. R1c2 {Ivanov,V-Perelshteyn,M (2325) Moscow 1989
0-1 (61)}) ({RR} 10... Qe7 11. Bb2 Nbd7 12. Rfd1 Rae8 13. d3 e5 14. a4 c5 15.
a5 e4 16. Nh4 cxb4 17. Qxb4 e3 18. Bxb7 exf2+ 19. Kh1 Qxe2 20. Bf3 Qe3 21. Kg2
Ng4 22. Rf1 Qxd3 23. Qc3 Ne3+ 24. Kxf2 Qxc3 25. Bxc3 {Nielsen,P (2515)
-Christensen,S (2155) Gistrup 1997 1-0 (34)}) 11. d4 e4 12. Ng5 Qe8 13. d5 Bc8
14. Bb2 h6 15. Nh3 Nbd7 16. f3 Ne5 17. Nf2 Qh5 18. f4 Ned7 19. g4 fxg4 20. Nxe4
Rf7 21. Ng3 Qg6 22. e4 Re7 23. Rae1 Bb7 24. e5 dxe5 25. fxe5 Ne8 26. Be4 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "10"]
[White "Gotz, Klaus"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "D07"]
[PlyCount "62"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 Nc6 3. Nc3 Nf6 4. Nf3 Bg4 5. Bg5 Ne4 6. cxd5 Nxc3 7. bxc3 Qxd5
8. Qb3 Bxf3 $146 ({RR} 8... O-O-O 9. Qxd5 Rxd5 10. e4 Rd8 11. Bb5 Bd7 12. d5
Nb8 13. a4 a6 14. Bxd7+ Nxd7 15. Ke2 h6 16. Be3 g5 17. Bd4 Rg8 18. h3 Bg7 19.
Bxg7 Rxg7 20. Nd4 Rg6 21. Nf5 Re8 22. f3 e6 23. dxe6 {Basso,P (2596)-Cubas,J 
(2469) chess.com INT 2020 1-0 (51)}) ({RR} 8... O-O-O 9. Qxd5 Rxd5 10. e4 Rd8
11. Bb5 Bd7 12. d5 Nb8 13. a4 a6 14. Bxd7+ Nxd7 15. Ke2 h6 16. Be3 g5 17. Bd4
Rg8 18. h3 Bg7 19. Bxg7 Rxg7 20. Nd4 Rg6 21. Nf5 Re8 22. f3 e6 23. dxe6 {
Basso,P (2596)-Cubas,J (2469) chess.com INT 2020 1-0 (51)}) 9. gxf3 Qa5 10. Bd2
O-O-O 11. Qxf7 e5 12. Qe6+ Kb8 13. Rb1 Qa4 14. Bg2 exd4 15. O-O Bc5 16. f4 Rd6
17. Qe4 Bb6 18. Rfc1 Qxa2 19. Be1 Re6 20. Qf5 g6 21. Qh3 dxc3 22. Qxc3 Rhe8 23.
e4 Nd4 24. Rb2 Ne2+ 25. Rxe2 Qxe2 26. e5 g5 27. Rc2 Qg4 28. Kf1 Qxf4 29. Re2
Rxe5 30. Rxe5 Qxe5 31. Qb4 Qe2+ 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "10"]
[White "Macedo, Maximo Iack"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "A60"]
[PlyCount "83"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 Bd6 6. Nf3 O-O 7. g3 Bc7 8. Bg2
d6 9. O-O Re8 10. h3 Nbd7 11. Nd2 a6 12. a4 Rb8 13. f4 $146 ({RR} 13. Qc2 b5
14. b3 b4 15. Nd1 Rxe2 16. Ne3 Bb7 17. Bb2 c4 18. bxc4 Nc5 19. Qd1 Rxd2 20.
Qxd2 Nb3 21. Qd1 Nxa1 22. Qxa1 Bc8 23. Nc2 Bd7 24. Kh2 b3 25. Nd4 Rb4 26. Nc6
Bxc6 27. dxc6 Rxc4 {Sismanis,A (2226)-Marholev,D (2428) Nikea 2010 1/2-1/2 (34)
}) 13... b5 14. axb5 axb5 15. e4 c4 16. b4 Nf8 17. Bb2 Bd7 18. Kh2 Bb6 19. Qc2
Ng6 20. Rae1 Re7 21. Nf3 Qc7 22. e5 Ne8 23. e6 fxe6 24. dxe6 Bc6 25. f5 Nf8 26.
Qd2 Nf6 27. Rd1 Rd8 28. Nd4 Bxd4 29. Qxd4 Bxg2 30. Kxg2 h6 31. g4 N8h7 32. h4
Qb7+ 33. Kh3 Kf8 34. Rd2 Rc7 35. Rg2 Ke8 36. g5 hxg5 37. hxg5 Ng8 38. Nd5 Rc5
39. bxc5 dxc5 40. Qh4 Nxg5+ 41. Qxg5 Rxd5 42. Qxg7 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1/2-1/2"]
[ECO "B80"]
[PlyCount "100"]
[EventDate "2013.??.??"]

1. e4 {Mekhitarian,K} c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6
7. f3 Be7 8. Qd2 O-O 9. g4 ({RR} 9. O-O-O d5 10. exd5 ({RR} 10. Be2) 10... Nxd5
11. Nxd5 Qxd5) 9... a6 ({RR} 9... d5 10. g5 Nxd4 11. Qxd4 Nh5 12. O-O-O Bxg5
13. Kb1 ({RR} 13. Rg1) 13... Bf6 14. e5 Be7 15. f4) 10. O-O-O Nxd4 11. Bxd4 b5
12. g5 Nd7 13. h4 Bb7 ({RR} 13... Qc7 14. Kb1 b4 15. Na4 Bb7 16. Qxb4 Bc6 17.
Nc3 Rfb8) 14. Kb1 Rc8 ({RR} 14... b4 15. Ne2 a5) 15. a3 Ne5 16. Qe3 ({RR} 16.
Qf2 Nc4 17. Bxc4 Rxc4 18. Qg3) 16... Nc4 17. Bxc4 Rxc4 18. f4 ({RR} 18. Rhg1 b4
19. axb4 Rxb4) 18... b4 19. axb4 Rxb4 20. Na2 ({RR} 20. f5 exf5 21. Rhe1 fxe4 (
{RR} 21... f4 22. Qxf4) 22. Nxe4 Bxe4 ({RR} 22... Bd5 23. Nf6+ gxf6 24. Bc3 Rb5
({RR} 24... Re4 25. gxf6 Rxe3 26. Rg1+ Kh8 27. fxe7+ Rxc3 28. exd8=Q Rxd8 29.
bxc3) 25. Rg1 f5 26. Qd4 Ba2+ 27. Kxa2 Re5 28. Qd2) ({RR} 22... d5 23. Ng3 Bd6
24. Nf5) 23. Qxe4 Re8 24. h5) 20... Rc4 21. b3 Rc8 22. Rhe1 Qc7 23. Rd2 Rfe8 ({
RR} 23... d5 24. Bb6 Qb8 25. h5) 24. Bb2 ({RR} 24. f5 exf5 ({RR} 24... Bf8 25.
f6) 25. exf5 Bf8 26. Qxe8 Rxe8 27. Rxe8 Bc6) 24... Bf8 ({RR} 24... Qc5) 25. h5
a5 26. h6 g6 ({RR} 26... a4 27. hxg7 Bxg7 28. Bxg7 Kxg7) 27. Nc3 Qc5 28. Na4 ({
RR} 28. Qxc5 dxc5 ({RR} 28... Rxc5 29. Na4) 29. Nb5 c4 ({RR} 29... Red8 30.
Rxd8 Rxd8 31. Bf6) 30. Nd6 Bxd6 31. Rxd6 cxb3 32. cxb3) 28... Qxe3 29. Rxe3 Rc6
({RR} 29... e5 30. fxe5 ({RR} 30. f5 gxf5 31. exf5 f6) 30... dxe5 31. Nc3 Bb4
32. Rd1 Be7 33. Rg3 Bc6 34. Nd5) 30. Ba3 e5 31. fxe5 Rxe5 32. Rd5 Rxd5 ({RR} 
32... Rc8 33. Rxe5 dxe5 34. Bxf8 Kxf8 35. Nb6) 33. exd5 Rc7 34. Re8 ({RR} 34.
Bxd6 Bxd6 35. Re8+ Bf8 36. Nb6 ({RR} 36. d6 Rd7 37. Nc5 Rxd6 38. Nxb7 Rd1+ 39.
Kb2 f6) 36... Re7 37. Rd8 f5 ({RR} 37... f6 38. Nd7 Rxd7 39. Rxd7 Bc8 40. Rd8
Bf5 41. gxf6 Kf7 42. d6 Bxh6 43. d7 Ke6 44. Rh8) 38. Nd7 Rxd7 ({RR} 38... Rf7
39. Nf6+ Rxf6 ({RR} 39... Kh8 40. c4 f4 41. Kc2) 40. gxf6 f4 41. d6) 39. Rxd7
f4 40. Kc1 ({RR} 40. Rxb7 f3 41. Rb6 Be7 42. d6 Bxg5)) ({RR} 34. Nc3 f5 35.
gxf6 Bxh6 ({RR} 35... Kf7 36. Nb5 Rd7 37. c4 Ba6 38. Nc3) 36. Re7 Rxe7 37. fxe7
Kf7 38. Ne4 Bf4 ({RR} 38... Bxd5 39. Nxd6+ Kxe7 40. Nf5+ Kf6 41. Nxh6) 39. Bxd6
Bxd5 40. Nf6 Bc6 41. e8=Q+ Bxe8 42. Nxe8) 34... Rc8 35. Rxc8 ({RR} 35. Re1)
35... Bxc8 36. Nb6 Bh3 37. Nc4 Be7 38. Nxd6 ({RR} 38. Bxd6 Bxg5 39. Nxa5 Bxh6
40. b4) 38... Bxg5 39. c4 Bg2 ({RR} 39... f5 40. c5 ({RR} 40. Kc2 f4 41. Kd1
Bxh6) 40... f4 41. c6 f3 42. Bc5 Be7) 40. Bc1 Be7 41. Nc8 Bc5 ({RR} 41... Be4+)
42. Bg5 ({RR} 42. Bf4) 42... Kf8 43. Bf4 g5 44. Bd6+ ({RR} 44. Bxg5 Bh3 45. d6
Bxc8 ({RR} 45... f6 46. Bxf6 Kf7 47. Be7 Be3) 46. Be7+ Ke8 47. d7+) 44... Bxd6
45. Nxd6 Ke7 ({RR} 45... g4 46. Kc1 Bxd5) 46. Nf5+ Kf6 47. Ne3 ({RR} 47. Nd4
Ke5 48. Nc6+ Kd6 ({RR} 48... Kf4 49. Kc1 g4 50. Kd2) 49. Nd8 g4 50. Nxf7+ Ke7
51. Ng5 g3 52. Kb2 Be4 53. Kc3 g2 54. Nh3) 47... Be4+ ({RR} 47... Bf3 48. Kc2
Ke5 49. Kd2 g4 50. Nf1 f5) 48. Kc1 Ke5 ({RR} 48... Ke7 49. Ng4 f5 50. d6+ Kxd6
51. Nf6 g4 52. Nxh7 g3 53. Ng5 g2 54. Nh3 f4 55. Kd2 Ke5 56. Ke2 Kf6 57. Kf2 f3
58. c5 Kg6 59. h7 Kg7 60. Ng5 Bd5 61. Kg1 Bxb3 62. Nxf3 a4 63. Nd4) 49. Ng4+
Kf4 $146 ({RR} 49... Kf5 50. Nf2 g4 {1/2-1/2 (50) Mekhitarian,K (2546)
-Mendonca,M (2255) Montenegro 2013 CBM 153 [Mekhitarian,K]} ({RR} 50... Bg2 51.
Kd2 g4 52. Ke3 g3 53. Nd3)) 50. Nf2 g4 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "10"]
[White "Menna Barreto, Felipe"]
[Black "Olivencia, Flavio"]
[Result "1/2-1/2"]
[ECO "C97"]
[PlyCount "24"]
[EventDate "2013.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. O-O Be7 7. Re1 O-O 8. h3
d6 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "10"]
[White "Molina, Roberto Junio"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "D97"]
[PlyCount "72"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 c6 8. Be2
b5 9. Qb3 Qa5 10. e5 ({RR} 10. Nd2 Be6 11. Qc2 Rd8 12. e5 Nd5 13. Nxd5 Rxd5 14.
Qc3 b4 15. Qe3 c5 16. Nc4 Qc7 17. dxc5 Rxc5 18. b3 Bxc4 19. bxc4 Rxe5 20. Qf3
Rxe2+ 21. Kxe2 Qxc4+ 22. Ke1 Qc3+ {0-1 (22) Krasenkow,M (2607)-Mamedyarov,S 
(2747) Jurmala 2012}) 10... Be6 11. Qc2 b4 ({RR} 11... Nd5 12. O-O Na6 13. Bd2
Nxc3 14. bxc3 Qd8 15. Qe4 Bd5 16. Qh4 Nc7 17. Ng5 h6 18. Nf3 h5 19. g4 Bxf3 20.
Bxf3 hxg4 21. Bxc6 Rc8 22. Qxg4 Bxe5 23. Bd7 Bg7 24. Bxc8 Qxc8 25. Qxc8 Rxc8
26. a4 {Cyfka,K (2415)-Bartel,M (2192) Bydgoszcz POL 2020 1/2-1/2 (107)}) 12.
exf6 $146 ({RR} 12. Qa4 Qxa4 13. Nxa4 Nfd7 14. Be3 a5 15. O-O Na6 16. Rfc1 Bd5
17. Nd2 c5 18. dxc5 Bxe5 19. c6 Nf6 20. Nc4 Bxc4 21. Rxc4 Nd5 22. Bd4 Bd6 23.
Bf3 Nac7 24. Rd1 e6 25. Bb6 Rfe8 26. Kf1 Re7 {Meissner,B (2385)-Krueger,R 
(2196) Germany 2012 1/2-1/2 (48)}) ({RR} 12. Qa4 Qxa4 13. Nxa4 Nd5 14. Bd2 f6
15. Nc5 Bg4 16. h3 Bxf3 17. Bxf3 fxe5 18. Ne6 Rc8 19. Nxg7 Kxg7 20. dxe5 Nd7
21. Bg4 Rc7 22. f4 Nc5 23. O-O Na4 24. Rab1 c5 25. Be6 Nab6 26. f5 Rc6 {
Vladimirov,B-Liberzon,V Moscow (Russia) 1963 1-0 (40)}) 12... bxc3 13. bxc3
Bxf6 14. O-O Nd7 15. Bf4 c5 16. Rfb1 Bf5 17. Bd3 Bxd3 18. Qxd3 cxd4 19. cxd4
Rac8 20. a4 Rfd8 21. Qb5 Qb6 22. h3 Qc6 23. Rc1 Qxb5 24. axb5 Rxc1+ 25. Bxc1 e5
26. Bb2 exd4 27. Rxa7 d3 28. Bxf6 Nxf6 29. b6 Kg7 30. Nd2 Nd7 31. b7 Nc5 32. f3
Rb8 33. Ra5 Ne6 34. Rb5 Nd8 35. Rd5 Ne6 36. Rxd3 Rxb7 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "11"]
[White "Barbosa, Evandro Amorim"]
[Black "Carneiro, Vitor"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "69"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. d5 h6 8. O-O Nh7
9. Ne1 f5 10. exf5 ({RR} 10. f4 exf4 11. Bxf4 g5 12. Be3 f4 13. Bd4 Nd7 14.
Bxg7 Kxg7 15. Qd4+ Qf6 16. Nf3 a6 17. b4 Re8 18. Rfe1 g4 19. Qxf6+ Ndxf6 20.
Nd2 Ng5 21. Bd3 Nd7 22. Rf1 Ne5 23. Be2 Rf8 24. c5 f3 {Prado Lobo,J (2306)-Zia,
T (2307) chess.com INT 2023 1-0 (50)}) 10... gxf5 11. f4 Nf6 12. Nf3 $146 ({RR
} 12. fxe5 dxe5 13. Nd3 Nh7 14. Be3 Nd7 15. c5 Ng5 16. c6 bxc6 17. dxc6 Nb6 18.
Bc5 Rf7 19. Bh5 Ba6 20. h4 Qxd3 21. hxg5 Qxf1+ 22. Qxf1 Bxf1 23. Bxf7+ Kxf7 24.
Rxf1 Ke6 25. gxh6 Bxh6 26. Rd1 Bf8 {Socko,M (2440)-Voiska,M (2364) Ostrava
1999 1-0 (45)}) ({RR} 12. h3 Ne4 13. Nxe4 fxe4 14. Qc2 exf4 15. Qxe4 Re8 16.
Qf3 Qe7 17. Bd3 Bd4+ 18. Kh2 Rf8 19. Nc2 Be5 20. Bd2 Na6 21. Rae1 Nc5 22. Bc3
Nxd3 23. Qxd3 Bf5 24. Qd2 Qg5 25. Bxe5 dxe5 26. Rxe5 Qg3+ {Smith,R-Hutchings,S
Bristol 1968 1-0 (41)}) 12... Re8 13. fxe5 dxe5 14. Nh4 f4 15. Qc2 c6 16. Kh1
b5 17. Nf5 bxc4 18. Bxc4 cxd5 19. Nxd5 Nxd5 20. Nxh6+ Kf8 21. Bxd5 Qxd5 22.
Bxf4 exf4 23. Rxf4+ Ke7 24. Re1+ Be5 25. Rxe5+ Qxe5 26. Qh7+ Ke6 27. Re4 Kd5
28. Rxe5+ Rxe5 29. h3 Nc6 30. Qd3+ Kc5 31. Nf7 Re7 32. Qd6+ Kb6 33. Nd8 Rc7 34.
b4 Rb8 35. Nxc6 1-0

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "11"]
[White "Brito, Luismar"]
[Black "Menna Barreto, Felipe"]
[Result "1/2-1/2"]
[ECO "C91"]
[PlyCount "77"]
[EventDate "2013.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4
d6 9. c3 Bg4 10. Be3 exd4 11. cxd4 Na5 12. Bc2 Nc4 13. Bc1 c5 14. b3 Na5 15.
Bb2 Nc6 16. d5 Nb4 17. Nbd2 Nxc2 18. Qxc2 Nd7 19. e5 $146 ({RR} 19. h3 Bxf3 20.
Nxf3 Bf6 21. Rad1 Re8 22. Nh2 Bxb2 23. Qxb2 Qf6 24. Qd2 Qg6 25. Qf4 Rac8 26.
Nf3 {1/2-1/2 (26) Kurajica,B-Stupica,J Cateske Toplice 1968}) ({RR} 19. h3 Bh5
20. Nh2 Bg6 21. f4 f5 22. e5 Nb6 23. Ndf3 Nxd5 24. exd6 Bxd6 25. Rad1 Bxf4 26.
Qxc5 Bf7 27. Ne5 Rc8 28. Qf2 Qc7 29. Nhf3 Rfe8 30. g3 Bh6 31. Nxf7 Qxf7 32. Ne5
Qb7 33. Qf3 Rcd8 {Bashirli,N (2235)-Siva,M (2401) Abu Dhabi 2015 1/2-1/2 (47)})
19... dxe5 20. Nxe5 Nxe5 21. Bxe5 Re8 22. Qd3 Bf8 23. a4 Qg5 24. h4 Qf5 25. Qg3
f6 26. Bf4 Bh5 27. d6 Rxe1+ 28. Rxe1 Re8 29. Rxe8 Bxe8 30. Qe3 Bc6 31. axb5
axb5 32. f3 Kf7 33. Kf2 Qc2 34. g4 h5 35. Kg3 hxg4 36. fxg4 c4 37. bxc4 bxc4
38. Qd4 Qd3+ 39. Qxd3 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "11"]
[White "Mendonca, Mateus Nakajo"]
[Black "Macedo, Maximo Iack"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "103"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. a3 Bb5 7. Bxb5+ Qxb5 8. dxc5
Bxc5 9. b4 Bb6 10. a4 Qc4 11. Qe2 $146 ({RR} 11. a5 Bc7 12. Na3 Qxc3+ 13. Bd2
Qd3 14. Qa4+ Kd8 15. Rc1 Qe4+ 16. Be3 Nc6 17. Ng5 Qxg2 18. Kd2 d4 19. Nxf7+ Ke7
20. Rhg1 Qe4 21. Rxg7 dxe3+ 22. fxe3 Kf8 23. Rcg1 Bxe5 24. Nxe5 Nxe5 25. Kc1
Rc8+ {Vyprachticky,D (2250)-Jurasek,M (2242) Czech Republic CZE 2020 0-1 (46)})
({RR} 11. Na3 Qe4+ 12. Kf1 a6 13. Ra2 Ne7 14. Re2 Qf5 15. c4 O-O 16. c5 Bc7 17.
Nc2 Nbc6 18. Bb2 Ng6 19. Ncd4 Nxd4 20. Qxd4 Nf4 21. Rd2 f6 22. exf6 Rxf6 23.
Ne1 Raf8 24. Qe3 e5 25. b5 axb5 {Lu,M (2399)-Talibov,S (2316) Baku AZE 2023 0-1
}) ({RR} 11. a5 Bc7 12. Na3 Qxc3+ 13. Bd2 Qd3 14. Qa4+ Kd8 15. Rc1 Qe4+ 16. Be3
Nc6 17. Ng5 Qxg2 18. Kd2 d4 19. Nxf7+ Ke7 20. Rhg1 Qe4 21. Rxg7 dxe3+ 22. fxe3
Kf8 23. Rcg1 Bxe5 24. Nxe5 Nxe5 25. Kc1 Rc8+ {Vyprachticky,D (2250)-Jurasek,M 
(2242) Czech Republic CZE 2020 0-1 (46)}) 11... Qxe2+ 12. Kxe2 Ne7 13. Be3 Nd7
14. Bd4 Ng6 15. Kd2 f6 16. exf6 gxf6 17. a5 Bc7 18. a6 b6 19. Na3 Nde5 20. Bxe5
fxe5 21. Nb5 Kd7 22. Ne1 Kc6 23. Nxc7 Kxc7 24. f3 Kd6 25. g3 Rhf8 26. Rc1 Rac8
27. Ke2 Rc4 28. Nd3 e4 29. fxe4 Rxe4+ 30. Kd2 Ne5 31. Nxe5 Rf2+ 32. Kd3 Kxe5
33. Rc2 Rf3+ 34. Kd2 d4 35. cxd4+ Kxd4 36. Kc1 Ra3 37. Rd1+ Ke5 38. Rd7 Rxa6
39. Rxh7 Rxb4 40. Rh5+ Kf6 41. Rh6+ Ke7 42. Rh7+ Kd6 43. Rd2+ Kc5 44. Rc2+ Kd5
45. Rd2+ Kc5 46. Rc2+ Kd6 47. Rd2+ Ke5 48. Re2+ Kf5 49. Rh5+ Kg6 50. Rhe5 Ra1+
51. Kc2 Ra2+ 52. Kc3 1/2-1/2

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "11"]
[White "Olivencia, Flavio"]
[Black "Gotz, Klaus"]
[Result "0-1"]
[ECO "B27"]
[PlyCount "140"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. exd5 Nf6 7. Bc4 O-O 8.
O-O Nxd5 9. Nc3 ({RR} 9. Re1 Bg4 10. h3 Bxf3 11. Qxf3 e6 12. Nc3 Nc6 13. Bxd5
Nxd4 {1/2-1/2 (13) Aleksandrov,A (2484)-Riazantsev,A (2626) Sochi RUS 2023})
9... Nb6 $146 ({RR} 9... Nxc3 10. bxc3 Qc7 11. Bb3 Qxc3 12. Ba3 Bg4 13. Rc1
Bxf3 14. Rxc3 Bxd1 15. Rxd1 Nc6 16. Rxc6 bxc6 17. Bxe7 Rfe8 18. Bc5 Bf8 19.
Bxf8 Kxf8 20. g3 Rad8 21. Rc1 Rd6 22. Rc5 Re4 23. d5 cxd5 24. Bxd5 {
Contessotto,E (2167)-Hoffman,A (2473) Villa Ballester 2001 0-1}) 10. Be2 Nc6
11. Be3 Be6 12. Qd2 Nc4 13. Bxc4 Bxc4 14. Rfe1 Bd5 15. Ne5 e6 16. Bg5 f6 17.
Nxc6 Bxc6 18. Bf4 Qd7 19. Rad1 Rad8 20. Bh6 Rfe8 21. Bxg7 Kxg7 22. Qf4 a5 23.
h4 h5 24. Qe3 b5 25. a3 b4 26. axb4 axb4 27. Ne2 e5 28. Qg3 exd4 29. Nf4 Qf5
30. Rxe8 Bxe8 31. Nd3 Qa5 32. Rc1 Bf7 33. Rc7 b3 34. Nc5 Qe1+ 35. Kh2 Re8 36.
Qxb3 Re7 37. Rxe7 Qxe7 38. Qb4 Qd6+ 39. g3 d3 40. Nxd3 Qxd3 41. Qf4 Qb3 42. Qd4
Qf3 43. Qa7 Qe4 44. Qd7 Qb4 45. Qa7 Qxb2 46. Kg2 Qa2 47. Qc7 Qc4 48. Qe7 Qe6
49. Qc7 Qe4+ 50. Kg1 g5 51. hxg5 fxg5 52. Qc3+ Kg6 53. Qc5 Bd5 54. Qd6+ Qe6 55.
Qb4 Kg7 56. Qa5 h4 57. Qc7+ Kg6 58. Kh2 h3 59. Qc2+ Be4 60. Qc7 Qf6 61. Qc5 g4
62. Qe3 Qf3 63. Qxf3 Bxf3 64. Kg1 Kf5 65. Kh2 Ke4 66. Kg1 Kd3 67. Kh2 Ke2 68.
Kg1 Be4 69. Kh2 Bg6 70. Kg1 Bf5 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "11"]
[White "Santiago, Yago"]
[Black "Molina, Roberto Junio"]
[Result "0-1"]
[ECO "B17"]
[PlyCount "72"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. Bd3 e6 7. N1f3 Bd6 8.
Qe2 h6 9. Ne4 Nxe4 10. Qxe4 Qc7 11. Qg4 Kf8 12. O-O b6 13. b3 ({RR} 13. Bd2 Bb7
14. Rfe1 Rd8 15. Rad1 Nf6 16. Qh4 c5 17. Ne5 cxd4 18. Bf4 Kg8 19. c3 dxc3 20.
bxc3 Qe7 21. Qh3 Nd5 22. Bg3 g5 23. Ng6 Qf6 24. Nxh8 Kxh8 25. Bxd6 Rxd6 26. Be4
Nf4 27. Qf3 Rxd1 {Jakovenko,D (2596)-Adams,M (2738) playchess.com INT 2004 1/
2-1/2 (53)}) 13... Nf6 ({RR} 13... Bb7 14. Re1 Nf6 15. Qh3 Nd5 16. c4 Nf4 17.
Bxf4 Bxf4 18. Rad1 Rd8 19. Be4 Bd6 20. Qh5 g6 21. Bxg6 fxg6 22. Qxg6 Qf7 23.
Qe4 c5 24. d5 exd5 25. Qh4 Kg7 26. Ne5 Qf5 27. Rd3 Rhf8 28. Rg3+ {Ronka,E 
(2253)-Soto Hernandez,H (2483) chess.com INT 2022 0-1 (32)}) 14. Qh4 Nd5 15.
Bb2 $146 ({RR} 15. Ne5 c5 16. Ba3 Bb7 17. dxc5 bxc5 18. Nc4 g5 19. Qg4 Bxh2+
20. Kh1 Bf4 21. Bb2 h5 22. Qe2 Rh6 23. Ne5 h4 24. Ng4 h3 25. f3 hxg2+ 26. Kxg2
Ne3+ 27. Qxe3 Bxe3 28. Nxh6 Qf4 29. Be4 Bxe4 {Martin Duque,J (2394)-Veganzonez
Rojo,D (2136) Madrid 2015 0-1 (40)}) 15... Nf4 16. Rad1 g5 17. Nxg5 Be7 18. Ba3
c5 19. dxc5 bxc5 20. Bc1 Bxg5 21. Qg3 Nd5 22. Qxc7 Nxc7 23. Bb2 Rg8 24. Be5 Nd5
25. c4 Bf6 26. Bd6+ Be7 27. Be5 Nf6 28. Be2 Bb7 29. f3 Bc6 30. Rd3 Nd7 31. Bb2
Bf6 32. Ba3 Kg7 33. f4 Bd4+ 34. Kh1 Kh7 35. Bf3 Bxf3 36. Rfxf3 e5 0-1

[Event "BRA ch"]
[Site "Montenegro"]
[Date "2013.02.??"]
[Round "11"]
[White "Souza Neves, Andrey"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "A01"]
[PlyCount "32"]
[EventDate "2013.??.??"]

1. b3 d5 2. Bb2 c5 3. e3 a6 4. Nf3 Nc6 5. d4 Nf6 6. Be2 e6 7. O-O Be7 8. c4 ({
RR} 8. Nbd2 O-O 9. dxc5 Bxc5 10. a3 b5 11. c4 bxc4 12. bxc4 Bb7 13. Qb3 Na5 14.
Qa2 Ne4 15. Nxe4 dxe4 16. Rad1 Qc7 17. Nd4 Nc6 18. Nb3 Bd6 19. h3 Rfd8 20. Qa1
f6 21. c5 Be5 22. Bc4 Qe7 {Garcia Cuenca,V (2311)-Lymar,V (2132) chess.com INT
2023 1-0 (42)}) 8... O-O 9. Nbd2 Re8 $146 ({RR} 9... cxd4 10. Nxd4 Bd7 11. N2f3
dxc4 12. Bxc4 Qa5 13. a3 Rfd8 14. b4 Qh5 15. Qe2 Bd6 16. Rfd1 b5 17. Bd3 Rac8
18. Nb3 Nd5 19. Rac1 Nce7 20. Ne5 Qxe2 21. Bxe2 Be8 22. Na5 Rxc1 23. Rxc1 Nb6
24. Nf3 {Weill,R (2255)-Weinzettl,E (2320) Vienna 1994 1-0 (46)}) ({RR} 9...
cxd4 10. Nxd4 Bd7 11. cxd5 Nxd5 12. Bf3 Nxd4 13. Bxd5 Bc6 14. Be4 Bxe4 15. Nxe4
Nf5 16. Qg4 Qb6 17. Nf6+ Bxf6 18. Bxf6 Kh8 19. e4 gxf6 20. exf5 e5 21. Rfd1
Rad8 22. g3 Rd4 23. Rxd4 exd4 24. Rd1 {Delgado Ramirez,N (2598)-Mekhitarian,K 
(2557) Porto Alegre 2013 0-1 (49)}) 10. Rc1 cxd4 11. exd4 a5 12. c5 Bd7 13. a3
b6 14. Bd3 Qb8 15. Re1 Qa7 16. Ne5 Rac8 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "1"]
[White "Barbosa, Evandro Amorim"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "C49"]
[PlyCount "62"]
[EventDate "2013.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8.
bxc3 Ne7 9. Nh4 c6 10. Bc4 d5 11. Bb3 Be6 ({RR} 11... Qd6 12. f4 exf4 13. Qe1
dxe4 14. Bxf4 Qa3 15. dxe4 Be6 16. Kh1 Qc5 17. Be3 Qe5 18. Nf3 Qxe4 19. Ng5 Qe5
20. Nxe6 fxe6 21. Bd4 Qxe1 22. Rfxe1 Ned5 23. Rxe6 a6 24. c4 Nf4 25. Rd6 Rae8
26. c5+ {Artemiev,V (2570)-Goganov,A (2581) Yerevan 2014 1/2-1/2 (80)}) ({RR} 
11... Ne8 12. exd5 cxd5 13. Bxd5 h6 14. Bxe7 Qxe7 15. g3 Nf6 16. Bg2 Bg4 17.
Qd2 Rac8 18. Rfe1 Rfd8 19. h3 Be6 20. c4 Rxc4 21. Rxe5 Qc7 22. Re2 Ra4 23. Qe1
b5 {1/2-1/2 (23) Siddharth,J (2391)-Ilincic,Z (2289) Budapest HUN 2023}) 12. f4
Nd7 $146 ({RR} 12... exf4 13. Rxf4 Ne8 14. Rf2 f6 15. Qf3 Bf7 16. Bd2 Nd6 17.
exd5 Nxd5 18. Qg3 Kh8 19. c4 Ne7 20. Bb4 Ndc8 21. Re1 a5 22. Bc3 Ng6 23. Nxg6+
Bxg6 24. c5 Ne7 25. Be6 Nd5 26. Bd2 Re8 27. h4 {Salazar Jacob,H (2390)
-Patriarca,L (2310) Guarapuava 1991 1-0 (59)}) 13. f5 f6 14. fxe6 fxg5 15. Qg4
Nf6 16. Qxg5 Qd6 17. Nf5 Nxf5 18. Rxf5 Rae8 19. exd5 Nxd5 20. Rxe5 Qc5+ 21. Kh1
Qxc3 22. Rae1 Ne7 23. h3 Rf6 24. Qe3 Ref8 25. Kh2 Rf2 26. Rg5 R8f6 27. Rc5 Qb4
28. Rc4 Qd6+ 29. Kg1 Qd5 30. Rg4 Qa5 31. Re4 R6f4 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "1"]
[White "Mekhitarian, Krikor"]
[Black "Toth, Christian Endre"]
[Result "1-0"]
[ECO "A59"]
[PlyCount "93"]
[EventDate "2013.??.??"]

1. d4 {Laznicka,V} Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7.
e4 d6 8. g3 Bxf1 9. Kxf1 Bg7 10. Kg2 O-O 11. Nf3 Nbd7 12. a4 Qa5 ({RR} 12...
Qb6 13. Qe2 Rfb8 14. Nb5 Ne8 15. Bg5) 13. Bd2 Rfb8 ({RR} 13... Qa6 14. Re1) 14.
Nb5 Qd8 ({RR} 14... Qb6 15. Qc2) 15. Qc2 Ne8 ({RR} 15... Rb7 16. Rhb1) 16. Rab1
({RR} 16. Bc3 Nc7 17. Nxc7 Qxc7 18. Bxg7 Kxg7 19. b3 Rb4 20. Rab1 Rab8 21. Nd2
Qa7 22. Rhe1 Kg8 23. h3 Qa6 24. Nc4 Nb6 25. Ne3 Qb7 26. Rbd1 Nd7 27. Nc4 Rxb3
28. Na5 Rb2 29. Qc1 Qa6 30. Nc6 R8b3 {Brejnik,G (2280)-Bednar,M (2247) Czech
Republic CZE 2023 0-1 (42)}) 16... Rc8 $146 ({RR} 16... Nc7 17. Nxc7 Qxc7 18.
Rhc1 ({RR} 18. b4) 18... Rc8 ({RR} 18... Qa7 19. a5 Rb5 20. b4 cxb4 21. Bxb4
Rab8 22. Bd2 Nc5 23. Rxb5 Rxb5 24. e5) 19. b4 c4 20. a5 c3 21. Bxc3 Qc4 ({RR} 
21... Bxc3 22. Rb3 Rab8 23. Rxc3 Qxc3 24. Qxc3 Rxc3 25. Rxc3 Rxb4 26. Rc7 Nc5
27. e5 Ra4 28. Rxe7 Rxa5 29. exd6) ({RR} 21... Qxc3 22. Qa4 Nb6 23. Qb5) 22.
Rb3 Rab8 23. Qb1 Bxc3 ({RR} 23... Nc5 24. Nd2 Nxb3 25. Nxc4 Nxc1 26. Bxg7 Rxc4
27. Bh6 Rbxb4 28. Qa1 f6 29. a6 Ra4 30. Qb1 Rxa6 31. Qb8+ Kf7 32. Qf8#) 24.
Rbxc3 Qxc3 25. Rxc3 Rxc3 26. Nd4 Ne5 27. b5 Rc4 28. Qd1 Rbc8 ({RR} 28... Ra8
29. a6 Nd7 30. Nc6 Rxe4 31. a7 Nb6 32. Qa1 Nxd5 33. Qa5) 29. Nc6 Nxc6 30. dxc6
Rb4 31. Qd5 {Laznicka,V (2677)-Jianu,V (2565) Warsaw 2013 CBM 158 [Laznicka,V]
1-0 (31)}) ({RR} 16... Nb6 17. b3 Nc7 18. Nxc7 Qxc7 19. a5 Nd7 20. b4 Qd8 21.
b5 Rxa5 22. Bxa5 Qxa5 23. Qd3 Qa7 24. Rhc1 Nb6 25. Nd2 Bd4 26. f4 Qa8 27. Kh3
f5 28. exf5 Qxd5 29. fxg6 Qh5+ 30. Kg2 hxg6 31. h3 {Zivkovic,Z (1668)-Vojak,D 
(1933) Kastel Stafilic 2014 0-1 (42)}) 17. Rhc1 Nb6 18. a5 Nd7 19. Qc4 Nef6 20.
h3 h5 21. Re1 Ne8 22. Rec1 Nef6 23. Re1 Ne8 24. b3 Nef6 25. Rbc1 Ne8 26. Re2
Nef6 27. Be1 Ne8 28. Rec2 Bh6 29. Rd1 Bg7 30. Rdc1 Nef6 31. Bd2 Rcb8 32. Na3
Rxa5 33. Bxa5 Qxa5 34. Qa4 Qd8 35. Nc4 Ra8 36. Qc6 Rc8 37. Qa4 Ra8 38. Qc6 Rc8
39. Qb5 Rb8 40. Qa5 Qxa5 41. Nxa5 Nxe4 42. Nc6 Rxb3 43. Re1 f5 44. Nxe7+ Kf7
45. Nc8 Ndf6 46. Nd2 Bf8 47. Nxb3 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "1"]
[White "Molina, Roberto Junio"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "B41"]
[PlyCount "69"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nc6 6. Nc3 d6 7. Be3 Nf6 8. Be2
Be7 9. O-O O-O 10. Kh1 Bd7 ({RR} 10... Qc7 11. Rc1 Qb8 12. f4 Bd7 13. Bf3 Na5
14. b3 Rc8 15. g4 b5 16. cxb5 axb5 17. g5 Ne8 18. f5 b4 19. fxe6 fxe6 20. Bh5
Rxc3 21. Bf7+ Kh8 22. Rxc3 Qb7 23. Rc2 Qxe4+ 24. Qf3 Qxf3+ 25. Rxf3 {
Vijayalakshmi,S (2325)-Deshmukh,A (2430) Kolkata 1999 1-0}) ({RR} 10... Qc7 11.
Rc1 Ne5 12. f4 Nxc4 13. Bxc4 Qxc4 14. Nd5 exd5 15. Rxc4 dxc4 16. Qf3 Bg4 17.
Qg3 Bd7 18. e5 Nd5 19. Bd2 dxe5 20. fxe5 Kh8 21. h3 Rad8 22. Bc3 Nxc3 23. bxc3
Be6 24. Nxe6 fxe6 25. Rxf8+ {Sliwicki,D (2168)-Otchiyev,A (2326) chess.com INT
2021 1-0 (45)}) 11. Nc2 $146 ({RR} 11. Nb3 Na5 12. Nxa5 Qxa5 13. a3 Rac8 14. f4
Rfd8 15. Qe1 Qc7 16. Rc1 Bc6 17. Bf3 Bd7 18. Qf2 Qxc4 19. Nd5 exd5 20. Rxc4
dxc4 21. e5 Ng4 22. Bxg4 Bxg4 23. h3 Bf5 24. Qf3 d5 25. Bd4 Bc5 {Grachev,I 
(2265)-Varga,M (2275) Ljubljana 1996 1/2-1/2 (43)}) ({RR} 11. f4 Nxd4 12. Bxd4
Bc6 13. Bf3 Rc8 14. Qe2 Qc7 15. Qf2 Nd7 16. Qg3 Bf6 17. Bxf6 Nxf6 18. Rad1 Rcd8
19. Rd2 Nd7 20. Rfd1 Nb8 21. f5 e5 22. f6 g6 23. Qg5 Kh8 24. Rd3 Nd7 25. Be2
Rg8 {Patino,R-Rodriguez Ramirez,R Buenos Aires 1978 1-0 (32)}) 11... Qc7 12.
Rc1 Rfc8 13. f4 Rab8 14. b4 b6 15. Bd3 Bf8 16. Qe2 Qd8 17. Bd2 Be8 18. Rfd1 Qc7
19. a3 g6 20. Be3 Bg7 21. Ne1 Qe7 22. Nf3 Rd8 23. e5 dxe5 24. fxe5 Ng4 25. Bg5
f6 26. exf6 Bxf6 27. Bf4 Rbc8 28. Ne4 h6 29. h3 Be5 30. Nxe5 Ngxe5 31. Bxh6 Nd4
32. Qf2 Qf7 33. Nf6+ Kh8 34. Bg5 Nf5 35. Bxf5 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "1"]
[White "Reis, Paulo Jatoba"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "139"]
[EventDate "2013.??.??"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 d6 6. Nge2 Nbd7 7. O-O e5 8. d3
a5 9. h3 Qe7 $146 ({RR} 9... Nc5 10. Be3 Nfd7 11. f4 f5 12. exf5 gxf5 13. d4
exd4 14. Bxd4 Nf6 15. Qc2 Nce4 16. Nxe4 Nxe4 17. Bxg7 Kxg7 18. Kh2 Nc5 19. Nd4
Bd7 20. Nb3 Nxb3 21. Qxb3 Ra6 22. Rf2 Rb6 23. Qc2 Bc6 24. Re1 {Branicki,
I-Sowinski,J Wroclaw 1955 1-0 (41)}) ({RR} 9... Nc5 10. Be3 c6 11. Qc2 Ne8 12.
d4 exd4 13. Nxd4 Nc7 14. Rad1 Qe7 15. Rfe1 N7e6 16. Nde2 a4 17. Kh2 Qc7 18. f4
f5 19. exf5 gxf5 20. Qd2 Qa5 21. Qxd6 a3 22. b3 Bxc3 23. Nxc3 Qxc3 24. Bxc5 {
Gumularz,S (2587)-Krasenkow,M (2531) Warsaw POL 2023 1-0 (31)}) ({RR} 9... Nc5
10. Be3 c6 11. a3 Ne6 12. b4 axb4 13. axb4 Rxa1 14. Qxa1 c5 15. Qa3 Nd4 16. Rc1
b6 17. Bg5 Be6 18. Nxd4 exd4 19. Nb5 Qd7 20. Kh2 Rb8 21. Bf4 Ne8 22. Ra1 h6 23.
bxc5 bxc5 24. Qa7 {Quispe Arteaga,G (2376)-Richter,P (2171) chess.com INT 2023
1-0 (37)}) ({RR} 9... Nc5 10. Be3 c6 11. Qd2 Ne8 12. f4 exf4 13. gxf4 f5 14. e5
Qe7 15. d4 Na6 16. Rae1 Bd7 17. Kh1 Bh6 18. d5 dxe5 19. fxe5 Bxe3 20. Qxe3 cxd5
21. cxd5 Nd6 22. Qd4 Nb5 23. Nxb5 Bxb5 24. d6 {Krause,C (2265)-Marianovici,S
Caorle 1982 1-0}) 10. Be3 Re8 11. Qd2 c6 12. Kh2 Nh5 13. Rae1 Nf8 14. d4 exd4
15. Bxd4 Nf6 16. f4 Ne6 17. Bf2 Nd7 18. Rd1 Bf8 19. Rfe1 a4 20. Nd4 Nec5 21.
Qc2 Qf6 22. Nf3 Qg7 23. g4 f6 24. b4 axb3 25. axb3 Ne6 26. Bg3 Qh6 27. Qc1 Be7
28. Ne2 Nec5 29. f5 Qxc1 30. Nxc1 Ne5 31. Nxe5 dxe5 32. b4 Na6 33. b5 Nb4 34.
Rd2 Ra3 35. Red1 Rc3 36. Bf1 Bc5 37. Na2 Nxa2 38. Rxa2 Bd4 39. Bd3 Kf8 40. Kg2
Ke7 41. Be1 Rb3 42. Bc2 Rb2 43. Rxb2 Bxb2 44. Bb4+ Kf7 45. bxc6 bxc6 46. Ba4
Bd4 47. Bxc6 Rh8 48. Bd6 h5 49. Bd5+ Kg7 50. Rb1 Ba6 51. Be6 hxg4 52. hxg4 gxf5
53. gxf5 Rh4 54. Bd5 Rg4+ 55. Kh3 Rf4 56. Rb3 Rf1 57. Ra3 Rh1+ 58. Kg2 Ra1 59.
Rxa1 Bxa1 60. c5 Bb5 61. c6 Bxc6 62. Bxc6 Bc3 63. Kf3 Bd2 64. Ke2 Bc1 65. Kd3
Bg5 66. Kc4 Bh4 67. Kd5 Bg3 68. Ke6 Bh4 69. Ke7 Bg5 70. Ke8 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "1"]
[White "Umetsubo, Cesar"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "93"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d5 4. e3 Bg7 5. Be2 O-O 6. O-O Nh5 7. Bg5 ({RR} 7.
Be5 f6 8. Bg3 Nxg3 9. hxg3 e5 10. c4 e4 11. Nfd2 c6 12. Nc3 Be6 13. Qb3 Qb6 14.
Rfc1 f5 15. Na4 Qxb3 16. axb3 Nd7 17. cxd5 Bxd5 18. Nc5 Nxc5 19. Rxc5 Rfd8 20.
Rca5 a6 21. Bc4 Bf8 {Burmakin,V (2578)-Djuric,S (2393) Calvi 2014 1/2-1/2})
7... f6 $146 ({RR} 7... h6 8. Bh4 g5 9. Nfd2 Nf6 10. Bg3 Ne4 11. Nxe4 dxe4 12.
Nd2 c5 13. c3 cxd4 14. cxd4 Bf5 15. Qb3 Qa5 16. Rfd1 b6 17. f3 Bd7 18. Nc4 Qa6
19. Qc2 exf3 20. Bxf3 Bc6 21. d5 Bb7 22. Ne5 {Nemirovski,S (2268)-Jean
Theodore,S (1986) Paris 2006 1-0}) ({RR} 7... h6 8. Bh4 g5 9. Nfd2 Nf6 10. Bg3
c5 11. c3 b6 12. Nf3 Ne4 13. Be5 f6 14. Bg3 Nc6 15. Nbd2 Nxg3 16. hxg3 e5 17.
dxe5 fxe5 18. e4 d4 19. Bc4+ Kh8 20. Bd5 Bb7 21. a4 Qe7 22. Nc4 {Sailer,M 
(2109)-Bodnaruk,A (2392) chess.com INT 2022 0-1}) ({RR} 7... h6 8. Bh4 g5 9.
Nfd2 Nf6 10. Bg3 c6 11. a4 Nbd7 12. Nc3 Re8 13. a5 e5 14. Nb3 Qe7 15. Re1 e4
16. Na4 Nf8 17. Nbc5 Ng6 18. b4 Nh7 19. Bh5 Nhf8 20. f3 f5 21. fxe4 dxe4 22.
Rb1 {Kappler,J (2295)-Zimmerman,Y (2320) Budapest 1994 1-0 (37)}) 8. Bh4 Bh6 9.
c4 g5 10. Bg3 Nxg3 11. hxg3 dxc4 12. Bxc4+ Kh8 13. Nc3 Nd7 14. Rc1 Nb6 15. Bb3
c6 16. Kh2 g4 17. Ne1 Qe8 18. Rh1 e5 19. Kg1 Kg7 20. dxe5 fxe5 21. Qd6 Bg5 22.
Nd3 Bf5 23. Nc5 Rd8 24. Ne6+ Bxe6 25. Qxe6 Qxe6 26. Bxe6 Be7 27. Ne4 Nd5 28.
Bxg4 Nf6 29. Bf5 h6 30. Nc5 Bxc5 31. Rxc5 Rd1+ 32. Kh2 Rd2 33. f3 Nd5 34. Rc2
Rxc2 35. Bxc2 Nxe3 36. Bb3 Kf6 37. Kg1 Kg7 38. Kf2 Nf5 39. Bc2 Nd4 40. Be4 c5
41. Rh5 Re8 42. g4 b5 43. g5 Re6 44. gxh6+ Rxh6 45. Rxe5 Ra6 46. Rxc5 Rxa2 47.
Ke3 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "1"]
[White "di Berardino, Diego"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B92"]
[PlyCount "90"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2
Be7 9. Nd5 Nxd5 10. exd5 Bf5 11. Qd2 Bg6 12. O-O O-O 13. a4 ({RR} 13. c4 Nd7
14. Na5 Qc7 15. b4 f5 16. f4 Bf6 17. Rac1 b6 18. Nc6 Qb7 19. a4 Rae8 20. Bf3
exf4 21. Bxf4 Be5 22. Rfe1 h6 23. Bxe5 dxe5 24. Ne7+ Kh7 25. c5 bxc5 26. bxc5
e4 {1/2-1/2 (26) Willenberg,S (1816)-van der Merwe,A (1776) Cape Town RSA 2022}
) 13... Nd7 14. a5 h6 $146 ({RR} 14... f5 15. f4 Bf6 16. c4 Qc7 17. Rac1 Rfe8
18. c5 Bf7 19. fxe5 Bxe5 20. c6 bxc6 21. Rxc6 Qb7 22. Bc4 g6 23. Nd4 Bg7 24.
Rxd6 Ne5 25. Be2 Bf8 26. Rb6 Qxd5 27. b4 Rad8 28. Rxa6 Nc4 29. Bxc4 {Lobanov,S
(2429)-Fraiman,D (2255) St Petersburg 2017 0-1 (41)}) ({RR} 14... f5 15. f4 Nf6
16. Bf3 Rc8 17. Rac1 Qd7 18. c4 Ng4 19. Bxg4 fxg4 20. fxe5 Rxf1+ 21. Rxf1 dxe5
22. Rd1 Rxc4 23. d6 Rc2 24. Qd5+ Bf7 25. Nc5 Qb5 26. Qd3 Qxd3 27. Rxd3 Bf6 28.
d7 h5 29. Ne4 {Saveliev,A (2362)-Fraiman,D (2255) St Petersburg 2017 1-0 (41)})
15. c4 Rc8 16. Rac1 e4 17. Qb4 Qc7 18. Rfd1 Nc5 19. Bf4 Bg5 20. Bxg5 hxg5 21.
Nxc5 dxc5 22. Qd2 Qe5 23. b4 e3 24. Qxe3 Qxe3 25. fxe3 cxb4 26. Bd3 Bxd3 27.
Rxd3 Rc5 28. Rb3 b5 29. axb6 a5 30. d6 Rb8 31. d7 Kf8 32. e4 Ke7 33. Rd1 Rd8
34. Rbd3 Rc6 35. b7 Rb6 36. c5 Rxb7 37. c6 Rc7 38. Rc1 a4 39. Rc4 b3 40. Rxa4
Rxc6 41. Rb4 Rxd7 42. Rxd7+ Kxd7 43. Rxb3 Ke6 44. Kf2 Rc2+ 45. Kg3 Ke5 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "2"]
[White "Brito, Luismar"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "C11"]
[PlyCount "92"]
[EventDate "2013.??.??"]

1. e4 e6 2. Nf3 d5 3. Nc3 d4 4. Ne2 c5 5. c3 Nf6 6. Ng3 ({RR} 6. cxd4 cxd4 7.
Nexd4 Nxe4 8. Nxe6 Bxe6 9. Qa4+ Nc6 10. Qxe4 Bc5 11. Bc4 O-O 12. O-O Re8 13. d3
h6 14. Bxe6 Rxe6 15. Qc4 Qb6 16. Bd2 Nd4 17. Nxd4 Bxd4 18. Bc3 Rd8 19. Bxd4
Qxd4 20. Rae1 Qxd3 {Vorobiov,E (2563)-Vitiugov,N (2604) Moscow 2007 1/2-1/2 
(77)}) 6... h5 ({RR} 6... a6 7. d3 Nc6 8. Be2 Be7 9. O-O O-O 10. h3 Qc7 11. Nh2
b5 12. f4 Bb7 13. Ng4 Nxg4 14. Bxg4 Rad8 15. e5 c4 16. dxc4 bxc4 17. Qe1 Bh4
18. Kh2 d3 19. Bd2 Ne7 20. f5 exf5 21. Bxf5 {Burkhardt,J (1685)-Doerr,T (1957)
Wiesbaden GER 2023 0-1 (40)}) 7. h4 $146 ({RR} 7. e5 h4 8. exf6 hxg3 9. Bb5+
Bd7 10. fxg7 gxf2+ 11. Kxf2 Bxg7 12. Qe2 Nc6 13. Rf1 Qe7 14. c4 d3 15. Qxd3
O-O-O 16. Qa3 a6 17. Ba4 Ne5 18. Bc2 Nxf3 19. Qxf3 Bc6 {0-1 (19) Brito,L (2273)
-Molina,R (2432) Bairro 2014}) ({RR} 7. e5 h4 8. exf6 hxg3 9. fxg3 gxf6 10.
cxd4 cxd4 11. Bb5+ Nd7 12. O-O a5 13. Be2 d3 14. Bxd3 Ne5 15. Bc2 Nd3 16. Qe2
Bc5+ 17. Kh1 Nb4 18. d4 Bd6 19. Bf4 Nd5 20. Bxd6 Qxd6 21. Be4 Bd7 {Brito,L 
(2261)-Mafra,K (2148) Praia da Pipa 2014 1-0 (35)}) 7... Ng4 8. cxd4 cxd4 9.
Qa4+ Bd7 10. Bb5 Nc6 11. d3 e5 12. Bd2 g6 13. Rc1 Be7 14. Ke2 O-O 15. Ng5 a6
16. Bxc6 Bxc6 17. Qb3 a5 18. a3 Qd7 19. Nf1 Ra6 20. f3 Nf6 21. Be1 a4 22. Qa2
Bb5 23. Nd2 Rc6 24. Bg3 Bd6 25. Nc4 Bxc4 26. Rxc4 Rxc4 27. dxc4 Qc6 28. b4 axb3
29. Qxb3 Nd7 30. Rb1 Nc5 31. Qb6 f6 32. Nh3 Ra8 33. Qxc6 bxc6 34. Be1 Rxa3 35.
Nf2 Ra2+ 36. Kf1 Bc7 37. Bb4 Ne6 38. Nd3 Kf7 39. Be1 Ra7 40. Rb2 Ke8 41. Ke2
Kd7 42. Bd2 Ra4 43. Rc2 Ba5 44. Bxa5 Rxa5 45. g3 Kd6 46. Rb2 Nc5 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "2"]
[White "Cavalcanti, Francisco"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "62"]
[EventDate "2013.??.??"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. O-O Be7 7. b3 O-O 8. Bb2
d6 9. Qc2 Nbd7 10. Rad1 a6 11. d4 ({RR} 11. Ne1 Bxg2 12. Nxg2 Qc7 13. e4 Rfe8
14. Ne3 Qb7 15. a4 Ne5 16. f4 Nc6 17. d3 Nd4 18. Qf2 Rf8 19. Ba3 b5 20. b4 cxb4
21. Bxb4 a5 22. Bxd6 Bxd6 23. e5 Bb4 24. exf6 Bxc3 25. fxg7 Rfd8 {Agkatsev,A 
(1550)-Yakimenko,A (2122) Moscow RUS 2021 0-1 (37)}) 11... cxd4 12. Rxd4 Qc7
13. Qb1 Bc6 $146 ({RR} 13... Ne5 14. Nh4 Nc6 15. Rd2 Nd7 16. Ne4 Rad8 17. Rfd1
Nc5 18. Nf3 Nxe4 19. Qxe4 Ne5 20. Qf4 Nd7 21. h4 Nc5 22. Qe3 Ne4 23. Rc2 Rfe8
24. Nd4 Nc5 25. Bh3 Bf8 26. b4 Ne4 27. Rdc1 Ba8 28. Bg2 {Schneider,A (2380)
-Horvath,S (2295) Hungary 1997 1-0 (48)}) ({RR} 13... Rfd8 14. Rfd1 Rac8 15.
Ne1 Ne8 16. R4d2 Qb8 17. Bxb7 Qxb7 18. a4 Bf6 19. Ne4 Be7 20. Nc3 Bf6 21. Ne4
Be7 22. Nc3 Bf6 {1/2-1/2 (22) Moser,G (2355)-Steiner,S (2247) Austria 2010})
14. Rc1 Qb7 15. Ne1 Bxg2 16. Nxg2 Rfc8 17. Ne4 Rc6 18. Rcd1 Ne8 19. h4 b5 20.
Ne3 Ne5 21. f4 Nd7 22. Ba3 Qb6 23. Kg2 Nef6 24. Nf2 Bf8 25. Bc1 Rac8 26. Qa1 d5
27. Bb2 bxc4 28. bxc4 dxc4 29. Neg4 c3 30. Bc1 c2 31. R1d3 Qb1 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "2"]
[White "Leitao, Rafael"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "43"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. Nge2 Nd7 8.
Ng3 Bg6 9. Be2 Nf8 10. h4 Bxh4 11. Qb3 Bxg3 12. Bxg3 Qe7 13. e4 $146 ({RR} 13.
Rc1 Nf6 14. Bh4 Ne6 15. g4 O-O 16. f4 Nxf4 17. exf4 Qe3 18. Qd1 Nxg4 19. Qd2
Qe6 20. Kf1 Rfe8 21. Bf2 Qf5 22. Re1 Nf6 23. Bf3 Rxe1+ 24. Bxe1 Re8 25. Rh2 Bh5
26. Bxh5 Nxh5 27. Re2 Qh3+ {Lerner,K (2545)-Wong,M (2385) Beijing 1991 0-1 (48)
}) 13... dxe4 14. d5 Nf6 15. O-O-O Rd8 16. dxc6 bxc6 17. Qa4 Qb7 18. Rxd8+ Kxd8
19. Rd1+ N8d7 20. Rd6 e3 21. Ba6 exf2 22. Bxf2 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "2"]
[White "Santiago, Yago"]
[Black "Macedo, Maximo Iack"]
[Result "1/2-1/2"]
[ECO "B47"]
[PlyCount "21"]
[EventDate "2013.??.??"]

1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 a6 5. g3 Nf6 6. Bg2 Nc6 7. O-O Qc7 8. Nc3
Nxd4 9. Qxd4 Bc5 10. Qd3 d6 11. Be3 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "2"]
[White "Toth, Christian Endre"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "A30"]
[PlyCount "118"]
[EventDate "2013.??.??"]

1. Nf3 {https://lichess.org/@/LinuxBrickie} Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O c5
5. c4 g6 6. b3 Bg7 7. Bb2 O-O 8. Nc3 e6 9. d4 d5 10. cxd5 ({RR} 10. dxc5 dxc4
11. Nb5 Nbd7 12. Nd6 Bc6 13. cxb6 axb6 14. Nxc4 b5 15. Nce5 Nxe5 16. Bxe5 Ra6
17. Qd4 Qxd4 18. Nxd4 Bxg2 19. Kxg2 b4 20. Rfc1 Nd5 21. Bxg7 Kxg7 22. Rc4 Rb8
23. Nc2 Rab6 24. e4 Nf6 {Wu,L (2303)-Greenfeld,A (2455) Villa Marina, Douglas,
Isle o 2023 [https://lichess.org/@/LinuxBrickie] 1-0}) 10... exd5 11. Rc1 Na6
12. e3 Re8 $146 ({RR} 12... Qe7 13. Re1 Rfd8 14. dxc5 bxc5 15. Re2 Ne4 16. Ne1
Rac8 17. Na4 Bxb2 18. Rxb2 c4 19. Rbb1 Nb4 20. Ra1 Qf6 21. f3 Nd6 22. Qd2 a5
23. a3 Nc6 24. Rab1 cxb3 25. Rxb3 Nc4 26. Qf2 Qe7 27. Nd3 {Andersson,U (2630)
-Polugaevsky,L (2615) London 1984 0-1 (53)}) ({RR} 12... Qe7 13. Qc2 Rfd8 14.
Rfd1 Rac8 15. Bh3 Rb8 16. Ne5 h5 17. Qe2 Nb4 18. a3 Nc6 19. Nxc6 Bxc6 20. a4
Bd7 21. Bxd7 Rxd7 22. Ba3 h4 23. Qf3 hxg3 {1/2-1/2 (23) Simic,R (2485)-Kudrin,
S (2520) Valjevo 1984}) 13. Qc2 Qe7 14. Rfd1 Nb4 15. Qb1 Ng4 16. Re1 Bh6 17.
Ne5 Nxe5 18. dxe5 d4 19. Ne4 Bxe4 20. Bxe4 Rad8 21. a3 Nd5 22. Rcd1 Nc3 23.
Bxc3 dxc3 24. f4 Rd2 25. Rxd2 cxd2 26. Rd1 Rd8 27. Bd3 b5 28. Bxb5 Qb7 29. Be2
Bf8 30. Qc2 c4 31. b4 a5 32. Rxd2 Rxd2 33. Qxd2 axb4 34. axb4 Qb5 35. Qc3 Bxb4
36. Qxc4 Qb6 37. Kf2 Bc5 38. Qe4 Qb3 39. Bc4 Qb2+ 40. Be2 Qb3 41. Kf3 Kg7 42.
Bd3 Qd1+ 43. Kf2 Qd2+ 44. Be2 Bb4 45. Qd3 Qe1+ 46. Kg2 Bc5 47. g4 Qc1 48. Qc4
Qxe3 49. Bd1 Bd4 50. Qf1 Qd2+ 51. Be2 Qe3 52. Qf3 Qg1+ 53. Kh3 Qc1 54. e6 fxe6
55. Qb7+ Kf8 56. Qa8+ Ke7 57. Qb7+ Kf8 58. Qa8+ Ke7 59. Qb7+ Kf8 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "2"]
[White "Umetsubo, Cesar"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "107"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O Qc7 12. Bg5 O-O 13. Bh4 Nh5 14. Qc2 h6 15.
Bh7+ Kh8 16. Bg6 Rxf3 17. Bxh5 Bxh2+ 18. Kh1 Rf5 19. Bg6 Bd6 20. Bxf5 exf5 21.
Rfe1 Bb4 22. Bg3 Qf7 23. Red1 Bd7 24. a3 $146 ({RR} 24. Be5 Rc8 25. Qd3 Ba5 26.
Nf4 Bb6 27. Rac1 Re8 28. Qg3 Nxe5 29. dxe5 d4 30. Re1 Be6 31. a3 g5 32. Nxe6
Rxe6 33. Qb3 f4 34. Rc8+ Kg7 35. Kg1 Qd7 36. Rb8 d3 37. Rxb7 Qxb7 38. Qxe6 d2 {
Alho,M (1940)-Pitkaaho,A (2121) Finland 2016 1-0 (44)}) ({RR} 24. Kg1 Re8 25.
Rac1 Ba5 26. a3 Bb6 27. b4 a6 28. Qa2 Re4 29. Be5 Nxe5 30. dxe5 Bb5 31. Ng3
Rxe5 32. Re1 Qe6 33. Rxe5 Qxe5 34. Nf1 Bc4 35. Qd2 Qd4 36. Qxd4 Bxd4 37. Ne3
Bxe3 38. fxe3 Kg8 {Levushkina,E (2345)-Hengl,C (2193) Austria 2011 1/2-1/2 (63)
}) 24... Be7 25. b4 Re8 26. Re1 Bf6 27. Qd3 Re4 28. Rad1 Qh5+ 29. Kg1 Qe8 30.
Qd2 Qf7 31. f3 Re8 32. b5 Ne7 33. Qa5 b6 34. Qxa7 Nc8 35. Qc7 Bd8 36. Qc2 Be7
37. a4 Bb4 38. Nc3 Be6 39. Qb3 Ba5 40. Re2 f4 41. Be1 Nd6 42. Bf2 Rc8 43. Rxe6
Qxe6 44. Qxd5 Qg6 45. Ne4 Nf5 46. Qb7 Re8 47. Qc6 Re6 48. Qc1 Ne7 49. d5 Rxe4
50. fxe4 f3 51. g3 Qh5 52. Qf4 Bc3 53. Rd3 Be5 54. Qxf3 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "3"]
[White "Barbosa, Evandro Amorim"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "B52"]
[PlyCount "121"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 Nf6
8. Nc3 g6 9. Nde2 Bg7 10. f3 O-O 11. O-O Rfc8 12. Bg5 Qd8 13. Kh1 a6 14. a4 Nd7
15. Rb1 Rab8 16. Qd2 Nc5 17. b3 Ne6 ({RR} 17... Qf8 18. Be3 Na5 19. Qa2 Nc6 20.
Qd2 Rd8 21. Nd5 Nd7 22. Nb6 Nxb6 23. Bxb6 Rd7 24. Nc3 e6 25. Ne2 f5 26. exf5
gxf5 27. Bc5 Rbd8 28. Bb6 Re8 29. Bc5 Red8 30. Bb6 Re8 31. Bc5 {1/2-1/2 (33)
Zavgorodniy,S (2407)-Korobov,A (2511) Moscow 2002}) 18. Be3 b6 $146 19. Rfd1
Nc5 20. Bf2 Qf8 21. Be3 Na5 22. Qa2 Nc6 23. Qa3 a5 24. Qc1 h5 25. Nd5 Kh7 26.
Nef4 Ne5 27. Nh3 Rb7 28. Qc2 Qe8 29. Bd4 Qf8 30. Qe2 Nc6 31. Be3 Ne5 32. Qf2
Bh6 33. Ng5+ Kg8 34. Qh4 f6 35. Nh3 Bxe3 36. Nxe3 Qh6 37. Nd5 g5 38. Qe1 g4 39.
Ng1 Kh8 40. f4 Ned3 41. Qe3 Nb4 42. Ne2 Nc6 43. Nec3 Rg8 44. Nb5 Ne5 45. Nd4
Nf7 46. Nf5 Qh7 47. Re1 Nh6 48. Nd4 Nf7 49. Red1 h4 50. Nf5 h3 51. g3 Nh6 52.
Nd4 Nf7 53. Rd2 Rd8 54. Re2 Qg6 55. Qc3 Rbd7 56. Qc2 Kg8 57. Nc3 Rb7 58. Nf5
Kf8 59. Ne3 Rbd7 60. Nf5 Rb7 61. Nd1 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "3"]
[White "Macedo, Maximo Iack"]
[Black "Toth, Christian Endre"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "103"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 O-O 8.
Qc2 c6 $146 ({RR} 8... c5 9. dxc5 bxc5 10. O-O d6 11. Nb3 Nc6 12. Rfd1 Qe7 13.
a3 Rab8 14. Qd3 Rfd8 15. Nbd2 h6 16. Qc3 e5 17. b4 e4 18. b5 exf3 19. bxc6 fxg2
20. cxb7 {1/2-1/2 (20) Sacconi,A-Colle,E Merano 1926}) ({RR} 8... c5 9. O-O
cxd4 10. Nxd4 Bxg2 11. Kxg2 Qc8 12. Rac1 Nc6 13. N2f3 Nxd4 14. Nxd4 Qb7+ 15.
Kg1 Rac8 16. Qd3 a6 17. Rfd1 Rc7 18. Nf3 Rfc8 19. Ne5 b5 20. b3 d5 21. Qd4 bxc4
22. bxc4 dxc4 23. Rxc4 {Sarana,A (2541)-Paravyan,D (2550) Moscow 2017 1/2-1/2 
(35)}) ({RR} 8... c5 9. O-O cxd4 10. Nxd4 Bxg2 11. Kxg2 Qc8 12. Rac1 d6 13.
N2f3 Nbd7 14. Rfd1 a6 15. a3 Rd8 16. Nb3 Nc5 17. Nxc5 Qxc5 18. b4 Qc7 19. Qb3
Rac8 20. Kg1 h6 21. Nd4 Qb7 22. b5 axb5 23. cxb5 {Cherniaiev,T (2278)
-Kuzhilniy,O (2268) chess.com INT 2023 1-0 (49)}) ({RR} 8... d5 9. cxd5 Nxd5
10. O-O Nd7 11. e4 N5f6 12. Rfe1 c5 13. e5 Nd5 14. Ne4 cxd4 15. Neg5 g6 16. Qe4
Kg7 17. Qxd4 Qe7 18. Ne4 Qb4 19. Nd6 Rab8 20. Rac1 Qxd4 21. Nxd4 Rfd8 22. Nxb7
Rxb7 23. Bxd5 {Levenfish,G-Ostrovsky,P Leningrad 1928 1-0 (45)}) 9. O-O d5 10.
Rfd1 Nbd7 11. e4 Rc8 12. e5 Ne8 13. b4 c5 14. dxc5 bxc5 15. b5 f6 16. Bh3 Nc7
17. cxd5 Bxd5 18. Bg2 fxe5 19. a4 Ne8 20. Re1 Qf6 21. Ne4 Qg6 22. Rac1 Qh5 23.
Nfd2 g6 24. h3 Ng7 25. Nc4 Ne8 26. Qc3 Nb6 27. Nxe5 Nxa4 28. Qa1 Nb6 29. Ng4
Rc7 30. Nef6+ Nxf6 31. Nxf6+ Rxf6 32. Qxf6 Rf7 33. Qe5 Rf5 34. Qe2 Qxe2 35.
Rxe2 c4 36. Ra2 Rf7 37. f4 Rc7 38. Bf1 Kf7 39. Kf2 Ke7 40. Ke3 Kd6 41. Kd4 g5
42. fxg5 e5+ 43. Ke3 Kc5 44. Rca1 Nc8 45. Ra6 Rb7 46. R6a5 Rg7 47. b6+ Kd6 48.
bxa7 Ba8 49. h4 h6 50. Ra6+ Kc5 51. R1a5+ Kb4 52. Ra4+ 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "3"]
[White "Mekhitarian, Krikor"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "E16"]
[PlyCount "30"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 c5 7. Bxb4 cxb4 8.
Nbd2 O-O 9. Qc2 d6 10. O-O Qc7 11. e4 $146 ({RR} 11. Rac1 Nbd7 12. Ne1 e5 13.
Bxb7 Qxb7 14. Nd3 a5 15. dxe5 dxe5 16. c5 Nxc5 17. Nxc5 bxc5 18. Qxc5 e4 19.
Nc4 a4 20. Nd6 Qd7 21. Qxb4 Rfb8 22. Qa3 Ra6 23. Nc4 Qh3 24. f3 Nh5 25. Rf2
Nxg3 {Barwinski,D (2134)-Tustanowski,R (2315) Chotowa 2014 1/2-1/2 (36)}) 11...
Nbd7 12. Rac1 a5 13. Rfe1 e5 14. Qd3 Rfe8 15. h3 Rad8 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "3"]
[White "Molina, Roberto Junio"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "A55"]
[PlyCount "63"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. e4 Be7 6. Be2 O-O 7. O-O Re8 8. Re1
Bf8 9. Bf1 c6 10. d5 a6 ({RR} 10... g6 11. Rb1 a5 12. a3 Nh5 13. b4 Ng7 14. Ng5
f6 15. Nh3 f5 16. exf5 gxf5 17. f4 e4 18. Be3 Nf6 19. Nf2 h5 20. Na4 axb4 21.
axb4 Ng4 22. Bb6 Qf6 23. Bd4 Qh6 24. Nb6 Ra3 25. Nxg4 {Rakhmanov,A (2524)
-Lovkov,R (2457) St Petersburg 2008 1-0 (43)}) ({RR} 10... Nc5 11. b4 Na6 12.
a3 Nc7 13. h3 a5 14. Rb1 axb4 15. axb4 h6 16. Be3 Bd7 17. b5 c5 18. Ra1 b6 19.
Re2 Qe7 20. Rea2 Rxa2 21. Rxa2 Ra8 22. Rxa8 Nxa8 23. Qa1 Qd8 24. Qa7 Qc8 25.
Kh2 {Ovetchkin,R (2518)-Dauner,B (2385) chess.com INT 2023 1/2-1/2 (70)}) 11.
h3 Rb8 $146 ({RR} 11... h6 12. Be3 Nh7 13. Be2 Be7 14. Qd2 c5 15. Rab1 Ng5 16.
Nxg5 Bxg5 17. Bxg5 hxg5 18. Bg4 Nf8 19. a4 Bd7 20. Ra1 b6 21. g3 Rb8 22. Kg2
Nh7 23. Rh1 Nf6 24. Bxd7 Nxd7 25. h4 gxh4 26. Rxh4 {Akhmadeev,V (2417)
-Silivanov,S (2295) Omsk 2004 1/2-1/2 (36)}) 12. Rb1 c5 13. a3 g6 14. b4 Bg7
15. Be3 Rf8 16. Nd2 Ne8 17. Nb3 Qc7 18. bxc5 dxc5 19. a4 Nd6 20. a5 f5 21. f3
fxe4 22. fxe4 Rxf1+ 23. Rxf1 Nxc4 24. d6 Qxd6 25. Qxd6 Nxd6 26. Bxc5 Nc4 27.
Nd5 Nxc5 28. Nxc5 Bf8 29. Nd7 Bxd7 30. Nf6+ Kg7 31. Nxd7 Rd8 32. Nxf8 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "3"]
[White "Reis, Paulo Jatoba"]
[Black "Santiago, Yago"]
[Result "1-0"]
[ECO "A13"]
[PlyCount "71"]
[EventDate "2013.??.??"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Nbd7 6. O-O a6 7. Qxc4 b5 8.
Qb3 Bb7 9. d3 c5 10. Nc3 ({RR} 10. a4 Be7 11. axb5 Bd5 12. Qc2 axb5 13. Rxa8
Qxa8 14. Nc3 Bc6 15. Nh4 Nd5 16. Nxd5 Bxd5 17. e4 Bc6 18. Nf3 O-O 19. Be3 Qa2
20. Rc1 Ra8 21. h3 Bb7 22. Nd2 h6 23. Kh2 Bf6 24. b3 Qxc2 {Horton,A (2367)
-Sarakauskas,G (2362) Leamington Spa ENG 2023 0-1 (73)}) 10... Rc8 11. a4 $146
({RR} 11. Bg5 Be7 12. Rac1 O-O 13. Nd2 Bxg2 14. Kxg2 h6 15. Bxf6 Nxf6 16. Rfd1
Qd7 17. a4 Rb8 18. axb5 axb5 19. Kg1 Rfc8 20. Nf3 Qb7 21. Ra1 Qb6 22. Qa2 c4
23. Qa7 Rc7 24. Qxb6 {1/2-1/2 (24) Vadasz,L (2400)-Gyimesi,Z (2390) Kecskemet
1993}) 11... b4 12. Nd1 Bd5 13. Qc2 c4 14. Ne3 c3 15. Nxd5 Nxd5 16. a5 Be7 17.
bxc3 Nxc3 18. Bb2 O-O 19. d4 Nb8 20. e3 Nb5 21. Qa4 Rc7 22. Ne5 Qc8 23. Nd3 Nc3
24. Qb3 Nd7 25. Nxb4 Ne2+ 26. Kh1 Qb8 27. Qd3 Nxg3+ 28. hxg3 Bxb4 29. Rfb1 Qa7
30. Bc1 Bd6 31. Ba3 Bxa3 32. Rxa3 Nf6 33. Rab3 Rfc8 34. Bf3 Nd5 35. Bxd5 exd5
36. Rb6 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "3"]
[White "di Berardino, Diego"]
[Black "Umetsubo, Cesar"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "100"]
[EventDate "2013.??.??"]

1. e4 {Anand,V} e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O
Nc6 8. c4 Nb4 9. Be2 O-O 10. Nc3 Bf5 11. a3 Nxc3 12. bxc3 Nc6 13. Re1 Re8 14.
cxd5 Qxd5 15. Bf4 Rac8 16. h3 h6 ({RR} 16... Be4 17. Qc1 Na5 18. Qe3 Bf8 ({RR} 
18... Bd6) ({RR} 18... Bf5) 19. c4 Qd8 ({RR} 19... Nxc4 20. Bxc4 Qxc4 21. Nd2)
20. Ne5 Bf5 21. Qc3 b6 22. Rad1 ({RR} 22. c5 Be6 23. Ba6 Ra8 24. Bb5 Re7 25.
Rad1 Bd5 26. Bd3) 22... Qf6 ({RR} 22... f6 23. Nd3 ({RR} 23. Ng4 Bd6 24. Bxd6
cxd6 25. Ne3 Be6)) 23. Qg3 ({RR} 23. c5 Be6 ({RR} 23... Bxh3 24. Qg3 ({RR} 24.
Qxh3 Qxf4 25. Bd3 g6 26. Re4) 24... Bf5 25. Bg5 Qe6 26. Bh5 g6 ({RR} 26... Bg6
27. Bg4 Qd5 28. Bxc8 Rxc8 29. Nxg6) 27. d5) 24. Qg3) 23... Nc6 ({RR} 23... c5
24. d5 Bd6 25. Bh5 g6 26. Re3 Bxe5 27. Bxe5 Rxe5 28. Rxe5 Nxc4 29. Rxf5 Qxf5
30. Bg4 Qc2 31. d6) 24. Ng4 Qg6 25. d5 ({RR} 25. Bxc7 Re4 ({RR} 25... Bc2 26.
Rd2 Na5 27. c5 Nb3 28. Rxc2 Qxc2 29. Nh6+ ({RR} 29. Nf6+ Kh8 30. Nxe8 Rxe8 31.
Be5) 29... Kh8 30. Nxf7+ Kg8 31. Nh6+ Kh8 32. Be5 Nxd4 33. Nf7+ ({RR} 33. Bxd4
Rxe2 34. Rxe2) 33... Kg8 34. Bxd4 Rxe2 35. Rxe2 Qd1+ 36. Kh2 Qxd4 37. Ng5 bxc5
38. Qf3) 26. d5 ({RR} 26. Bf3 Rxe1+ 27. Rxe1 h5) 26... Nd4 27. Bf1 Bxg4 28.
Rxe4 Qxe4 29. hxg4 Ne2+ 30. Bxe2 Qxe2 31. Rf1 Re8 32. Qf3 Qxc4 33. d6 Qb5 34.
Rd1) 25... Na5 ({RR} 25... Bc2 26. Rd2 ({RR} 26. Rc1 Nd4) 26... Na5 27. Rxc2 ({
RR} 27. Bxc7 Nxc4) 27... Qxc2 28. Nh6+ Kh8 29. Nxf7+ Kg8 30. Ne5) 26. Bxc7 Bc2
({RR} 26... Bc5 27. Bf1 h5 28. Rxe8+ ({RR} 28. Ne3 Qxg3 29. Bxg3 Bd7) 28...
Rxe8 29. Ne3 Qxg3 30. Bxg3 Bd7) 27. Rc1 Nb3 28. Rxc2 Qxc2 29. Nh6+ Kh8 30.
Nxf7+ Kg8 31. Nh6+ {Anand,V (2790)-Kramnik,V (2788) Wijk aan Zee 2010 CBM 135 
[Anand,V] 1-0 (45)}) ({RR} 16... Bg6 17. Qa4 Qf5 18. Bg3 Bd6 19. Bb5 Bxg3 20.
fxg3 Qd5 21. Ne5 Nxe5 22. Bxe8 Nf3+ 23. gxf3 Qxf3 24. Qd7 Qxg3+ 25. Kh1 Qf3+ {
1/2-1/2 (25) Wan Yunguo (2508)-Ma,Z (2485) Fuling CHN 2022}) 17. Nd2 Qd7 18.
Nc4 Bf6 $146 ({RR} 18... Bg5 19. Bxg5 hxg5 20. Qb3 Rxe2 21. Rxe2 Be6 22. Rxe6
Qxe6 23. Qb5 Ne7 24. Ne3 Qc6 25. Qb3 Rd8 26. Re1 b6 27. Ng4 Nd5 28. c4 Nf4 29.
d5 Qc5 30. Ne5 Re8 31. Re3 Qd4 32. Nf3 Ne2+ 33. Kf1 {Zherebukh,Y (2565)
-Nebolsina,V (2388) New Delhi 2011 0-1 (40)}) ({RR} 18... Bd6 19. Bxd6 cxd6 20.
Ne3 Ra8 21. Qa4 a6 22. Qb3 Be4 23. Bg4 Qc7 24. a4 Ne7 25. Be6 Rf8 26. Nd5 Bxd5
{1/2-1/2 (26) Karjakin,S (2576)-Gelfand,B (2693) Pamplona 2004}) 19. Ne3 Ne7
20. Nxf5 Nxf5 21. Bg4 g6 22. Bxh6 c5 23. Qf3 cxd4 24. cxd4 Bxd4 25. Red1 Rc4
26. Be3 Re5 27. Rab1 b6 28. Rb4 Rxb4 29. axb4 Qe7 30. Bxd4 Re1+ 31. Kh2 Qd6+
32. g3 Rxd1 33. Qa8+ Qf8 34. Qxf8+ Kxf8 35. Bxd1 Nxd4 36. h4 b5 37. g4 Nc6 38.
Be2 a6 39. Kg3 Nxb4 40. Kf4 Nd5+ 41. Ke5 Nc3 42. Bd3 a5 43. Kd4 b4 44. Kc4 Nd1
45. Kb5 Nxf2 46. Bc2 Nxg4 47. Kxa5 Ne3 48. Be4 f5 49. Bd3 Ng2 50. h5 Nf4 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "4"]
[White "Brito, Luismar"]
[Black "Macedo, Maximo Iack"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "78"]
[EventDate "2013.??.??"]

1. Nc3 {Finkel,A} d5 2. d4 Nf6 3. Bg5 Nbd7 4. Nf3 g6 5. Qd3 Bg7 6. e4 dxe4 7.
Nxe4 O-O 8. O-O-O c5 ({RR} 8... c6 9. Kb1 ({RR} 9. Ng3 Qa5 10. Kb1 e5 11. h4
exd4 12. Nxd4 Nc5 13. Qd2 Qxd2 14. Bxd2 Rd8) 9... Qa5 10. Bd2 Qc7 11. Nxf6+
Nxf6 12. Ne5 Ng4 13. Qg3 Nxe5 14. Bf4 Be6) ({RR} 8... Nxe4 9. Qxe4 Nf6 10. Qe3
Be6 11. Kb1 c6 12. h3 Qa5 13. a3 Nd5 14. Qd2 Qxd2 15. Rxd2 Rfe8 16. Bd3 h6 17.
Be3 Rad8) ({RR} 8... Re8 9. h4 Nxe4 10. Qxe4 c5 11. Bc4 Qa5 12. h5 Nb6 13.
Bxf7+ Kxf7 14. hxg6+ hxg6 15. Ne5+ Bxe5 16. Qxe5 {1-0 (16) Boros,D (2399)
-Titichoca Daza,D (2157) chess.com INT 2023}) 9. Nxf6+ ({RR} 9. d5 Nxe4 10.
Qxe4 Qb6 11. c3 Qa5 12. Bxe7 Re8 13. d6 Nb6) ({RR} 9. h4 Qa5 10. Kb1 cxd4 11.
Nxd4 Nc5 12. Nxc5 Qxc5 13. Be2 e5 14. Nb3 Qc7) 9... Nxf6 10. dxc5 Qc7 $146 ({RR
} 10... Qa5 11. Qb5 Qxa2 12. Bc4 Bd7 13. Bxa2 Bxb5 14. Rhe1 e6 15. Nd4 ({RR} 
15. Bf4 Bc6 16. Bd6 Rfe8 17. Rd3 Ne4 18. Re2 b6) 15... Ba4 16. Bb3 Bxb3 17.
Nxb3 Rfc8 18. Bxf6 Bxf6 19. Rd7 Bg5+ 20. Kb1 a5 21. Rxb7 a4 22. Nc1 Rxc5 23.
Nd3 Rf5 24. Ka2 Bf6 25. Re3 {Shirazi,K (2405)-Koepke,C (2387) Munich 2012 1-0 
(42)}) ({RR} 10... Qa5 11. Qb5 Qxa2 12. Bc4 Bd7 13. Bxa2 Bxb5 14. Rhe1 e6 15.
Nd4 Bd7 16. f3 ({RR} 16. Nf5 gxf5 17. Bxf6 Bxf6 ({RR} 17... Bc6 18. Bxg7 Kxg7
19. f3 Kf6 20. Rd6 Rg8 21. Re2) 18. Rxd7 Rfc8 19. Rxb7 Rxc5 20. b4 Rc3) 16...
Rfc8 17. Be3 ({RR} 17. b4 a5) 17... Bf8 18. Bg5 Be7 ({RR} 18... Kg7 19. Nf5+
gxf5 20. Bxf6+ Kxf6 21. Rxd7 Rxc5) 19. Nf5 ({RR} 19. Nb3 Ba4) 19... gxf5 20.
Bxf6 Bxf6 21. Rxd7 Rab8 22. g4 ({RR} 22. g3 Rxc5 23. Red1 a5 24. f4 a4) 22...
Rxc5 ({RR} 22... f4 23. b4 a5 24. Re4) ({RR} 22... fxg4 23. fxg4 Rxc5 24. Rf1)
23. gxf5 Rxf5 24. Rxe6 Bxb2+ 25. Kd1 {Zhang,P (2530)-Pigusov,E (2613) Moscow
2001 CBM 086 [Finkel,A] 0-1} ({RR} 25. Kb1 Rxf3 ({RR} 25... Rb5 26. Re4) 26.
Ree7 Bf6 ({RR} 26... Ba3 27. Rxf7 Rxf7 28. Bxf7+ Kh8 29. Bd5) 27. Bxf7+ Kf8 28.
Re1 Bc3 ({RR} 28... Bh4 29. Bd5) 29. Bd5)) 11. Qa3 h6 12. Bd2 Ne4 13. Be3 b6
14. c6 Qxc6 15. Nd4 Qf6 16. Bb5 Bb7 17. f3 Nd6 18. Bd3 Rfc8 19. Kb1 Nc4 20.
Bxc4 Rxc4 21. c3 b5 22. Qb3 a6 23. Rhe1 Rac8 24. a3 Bd5 25. Qc2 b4 26. axb4
Rxb4 27. Qd2 Ra4 28. Qc2 Ba2+ 29. Kc1 Rac4 30. Ne2 Qc6 31. Rd2 Qb7 32. Bd4 e5
33. Be3 Bb3 34. Qd3 Qb5 35. Kb1 a5 36. Qd7 R4c6 37. Rd6 Qa4 38. Bb6 Qa2+ 39.
Kc1 Rxc3+ 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "4"]
[White "Cavalcanti, Francisco"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "102"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. e4 d5 6. a3 Be7 7. e5 Nfd7 8. Bd3
c5 9. cxd5 exd5 10. O-O Nc6 11. Re1 a5 12. Nf1 cxd4 13. Bc2 ({RR} 13. Ng3 Nc5
14. Nxd4 Nxd4 15. Bxh7+ Kxh7 16. Qxd4 Kg8 17. h4 Nb3 18. Qf4 Nxa1 19. Nh5 Bxh4
20. Nxg7 Kxg7 21. Qh6+ Kg8 22. Re3 Ra6 23. e6 Rxe6 {0-1 (23) Kuzmin,I (2113)
-Womacka,M (2390) chess.com INT 2023}) 13... Re8 14. Qd3 $146 ({RR} 14. Bf4 Qb6
15. Rb1 Nf8 16. h3 Be6 17. N1d2 Ng6 18. Bg3 f6 19. exf6 Bxf6 20. Bd3 Bf7 21.
Qc2 Nf8 22. Bd6 g6 23. Bc5 Qd8 24. Rxe8 Qxe8 25. Bxf8 Qxf8 26. Qb3 Qe7 27. Qb6
Rc8 28. Rc1 Kg7 {Nyzhnyk,I (2535)-Bluvshtein,M (2587) Groningen 2010 1/2-1/2 
(43)}) ({RR} 14. Bf4 Nf8 15. Nxd4 Bc5 16. Nxc6 bxc6 17. Bg3 Qb6 18. Nd2 Ne6 19.
Ba4 Be7 20. Kh1 Nc5 21. Bc2 Qxb2 22. Nb3 Ne4 23. Bxe4 dxe4 24. Re2 Qc3 25. Re3
Qc4 26. Nd2 Qd5 27. Nxe4 Qxd1+ 28. Rxd1 Be6 {Jussupow,A (2620)-Ehlvest,J (2585)
Saint John 1988 1-0 (48)}) 14... g6 15. e6 fxe6 16. Rxe6 Nf6 17. Re1 Bf5 18.
Qd1 Bxc2 19. Qxc2 Ne4 20. N1d2 Bf6 21. Nxe4 dxe4 22. Rxe4 Qd5 23. Rxe8+ Rxe8
24. Qd3 Qf5 25. Qxf5 gxf5 26. Bd2 d3 27. a4 Re2 28. Bc3 Bxc3 29. bxc3 Rc2 30.
Kf1 Rxc3 31. Ke1 Nb4 32. Kd1 Rc2 33. Nd2 Na2 34. f3 Kf7 35. Ke1 Ke6 36. Rb1 Nb4
37. g4 fxg4 38. fxg4 Ke5 39. Rb3 Kf4 40. g5 Kxg5 41. Rc3 Rxc3 42. Ne4+ Kf4 43.
Nxc3 Ke3 44. Nd1+ Kd4 45. Kd2 Na6 46. Nc3 Nc5 47. Nb5+ Kc4 48. h4 Kb4 49. h5
Kxa4 50. Nc3+ Kb3 51. h6 a4 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "4"]
[White "Leitao, Rafael"]
[Black "Barbosa, Evandro Amorim"]
[Result "1-0"]
[ECO "B14"]
[PlyCount "59"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Qb3 c5 7. cxd5 cxd4 8.
exd4 Nbd7 9. Be2 Nb6 10. Bf3 Bg4 11. Bxg4 Nxg4 12. Nf3 Nf6 13. d6 exd6 14. O-O
Nh5 ({RR} 14... Qd7 15. Nb5 Nc8 16. Rac1 a6 17. Nc7 Ra7 18. Rfe1 b5 19. Nd5
Nxd5 20. Qxd5 h6 21. h4 Rd8 22. Qe4 Ne7 23. b3 Re8 24. Rc2 Raa8 25. Rce2 Rac8
26. d5 Bc3 27. Bd2 Bxd2 28. Nxd2 Nf5 29. Qxe8+ {Ivanchuk,V (2678)
-Nepomniachtchi,I (2784) chess24.com INT 2020 1/2-1/2 (57)}) ({RR} 14... d5 15.
Be5 Qd7 16. Rfe1 Rac8 17. a4 Nc4 18. Rad1 Rfd8 19. h3 b6 20. Kf1 Qf5 21. Kg1 h5
22. Nh4 Qg5 23. Nf3 Qf5 24. Nh4 Qd7 25. Nf3 Qc6 26. Nb5 Qd7 27. Nc3 Na5 28. Qb5
Qxb5 29. Nxb5 {Fernandez,G (2169)-Trakru,R (1952) chess.com INT 2022 0-1 (52)})
15. Be3 Rc8 $146 ({RR} 15... d5 16. Rac1 a6 17. Rfd1 f5 18. Bg5 Bf6 19. Bh6 Bg7
20. Bg5 Bf6 21. Bh6 Re8 22. Nxd5 Qxd5 23. Qxb6 Re6 24. Qb4 b5 25. a3 Rd8 26.
Qc5 Red6 27. Qxd5+ Rxd5 28. Rc6 a5 29. g3 Bg7 30. Bxg7 {Coates,D (2014)-Rocius,
M (2182) Bristol 2009 1/2-1/2 (49)}) ({RR} 15... d5 16. a4 Rb8 17. Ne5 Nf6 18.
a5 Nbd7 19. Nf3 Qc7 20. Nxd5 Nxd5 21. Qxd5 Nf6 22. Qb3 Qd6 23. Rfc1 Nd5 24. Rc5
Rfd8 25. Bg5 Rd7 26. Rac1 f6 27. Bd2 Rbd8 28. Rc8 Rxc8 29. Rxc8+ Kf7 30. g3 {
Karasev,V (2350)-Krishilovsky,A (2150) St Petersburg 1996 1-0 (44)}) 16. Rfe1
Re8 17. a4 a5 18. Bg5 Qc7 19. Rxe8+ Rxe8 20. Rc1 Na8 21. Qb5 Qc6 22. Qxa5 h6
23. Nd5 Qd7 24. Be3 Kh7 25. h3 Nf6 26. Nxf6+ Bxf6 27. b3 Rc8 28. Rxc8 Qxc8 29.
Qd5 Qd7 30. Bf4 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "4"]
[White "Reis, Paulo Jatoba"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "A10"]
[PlyCount "92"]
[EventDate "2013.??.??"]

1. c4 b6 2. Nc3 Bb7 3. e4 e5 4. g3 f5 5. Bg2 Nf6 6. d3 Bc5 7. Nge2 O-O 8. O-O
fxe4 9. Bg5 Nc6 10. Nxe4 Be7 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. Qd2 $146 ({RR} 
13. d4 exd4 14. Nxd4 Nxd4 15. Bxb7 Rae8 16. Bd5+ Kh8 17. f4 Re2 18. Rf2 Rfe8
19. Rxe2 Nxe2+ 20. Kf2 Qxb2 21. Rb1 Nc3+ {0-1 (21) Fuhlrott,T (1856)-Steinle,C
(2237) Dortmund 2017}) 13... Nd8 14. Bxb7 Nxb7 15. f4 Nd6 16. Qc3 Rfe8 17. Rae1
e4 18. d4 c6 19. b3 Nf5 20. c5 b5 21. Qd2 Qf7 22. Nc3 e3 23. Qd3 b4 24. Nd1 e2
25. Rxe2 Rxe2 26. Qxe2 Re8 27. Qd2 Qd5 28. Qxb4 Re2 29. Rf2 Nxd4 30. Rxe2 Nxe2+
31. Kf2 Nc1 32. Qb8+ Kf7 33. Ne3 Qd2+ 34. Kf3 Qe2+ 35. Ke4 Qd3+ 36. Kf3 Qe2+
37. Ke4 Nd3 38. f5 Nf2+ 39. Kf4 Nd3+ 40. Ke4 Nf2+ 41. Kf4 Nh3+ 42. Ke4 Ng5+ 43.
Kf4 h6 44. Qxa7 Qf3+ 45. Ke5 Qxe3+ 46. Kd6 Qe7+ 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "4"]
[White "Santiago, Yago"]
[Black "Toth, Christian Endre"]
[Result "1-0"]
[ECO "E46"]
[PlyCount "59"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Be7 7. cxd5 exd5 8. g3
b6 9. Bg2 Bb7 ({RR} 9... c6 10. O-O Bf5 11. f3 Re8 12. e4 dxe4 13. fxe4 Bg4 14.
e5 Nd5 15. h3 Nxc3 16. bxc3 Be6 17. Nf4 Bc4 18. Re1 Bg5 19. Qg4 Bxf4 20. gxf4
Bd5 21. f5 Bxg2 22. Qxg2 Qd5 23. Bf4 Qxg2+ 24. Kxg2 {Vifleemskaia,S (1903)
-Jovic,S (2075) chess.com INT 2023 0-1 (60)}) 10. O-O Re8 11. b4 a6 12. h3 $146
({RR} 12. Qb3 Qd7 13. Nf4 c6 14. a4 b5 15. Nd3 Qf5 16. Nc5 Bxc5 17. dxc5 Nbd7
18. Ne2 Ne5 19. Nd4 Qh5 20. Qd1 Qxd1 21. Rxd1 Nc4 22. Ra2 Ne4 23. Bxe4 dxe4 24.
Bb2 Kf8 25. Bc3 g6 26. Rda1 Ke7 {Hohler,P (2213)-Johnsen,O (1951) Plovdiv 2013
1-0 (33)}) 12... Bd6 13. Qc2 b5 14. f3 Qe7 15. g4 h6 16. Bd2 Nbd7 17. Rfe1 Rad8
18. Nc1 h5 19. g5 Nh7 20. f4 c6 21. e4 Bb8 22. exd5 Qd6 23. Ne4 Qc7 24. d6 Qc8
25. g6 fxg6 26. Qb3+ Kh8 27. Nd3 Ndf8 28. Ne5 Qe6 29. Nf7+ Kg8 30. Nf6+ 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "4"]
[White "Umetsubo, Cesar"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "79"]
[EventDate "2013.??.??"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Be2 e6 6. O-O Bd6 7. dxc5 Bxc5 8. c4
O-O 9. Nc3 dxc4 10. Bxc4 a6 11. Rc1 b5 ({RR} 11... Qe7 12. a3 h6 13. Ne5 Nxe5
14. Bxe5 Rd8 15. Qf3 Bd6 16. Bxd6 Rxd6 17. Ne4 Nxe4 18. Qxe4 Qd8 19. Ba2 Bd7
20. Bb1 g6 21. Qf4 Bb5 22. Rfe1 h5 23. Be4 Bc6 24. Bxc6 bxc6 25. h4 a5 26. Rc5
{Sedlak,N (2420)-Mushini,A (2306) Novi Sad SRB 2023 1/2-1/2}) 12. Bd3 Nb4 13.
Bb1 Be7 $146 ({RR} 13... Qxd1 14. Rfxd1 Be7 15. Ne4 Nbd5 16. Bd6 Bxd6 17. Nxd6
Rd8 18. Nxf7 Kxf7 19. e4 Nf4 20. Rxd8 Ne2+ 21. Kf1 Nxc1 22. Ne5+ Ke7 23. Nc6+
Kf7 24. Rd1 Nxa2 25. f3 Nc3 26. bxc3 Bd7 27. Ne5+ Ke7 28. g4 {Karlsson,L (2505)
-Lechtynsky,J (2480) Copenhagen 1983 1/2-1/2 (40)}) 14. e4 Bb7 15. Qe2 Qb6 16.
Be3 Qa5 17. Nd4 Rfc8 18. Nb3 Qd8 19. Rfd1 Nd7 20. Rd2 Nc6 21. Rcd1 Ncb8 22. Bf4
Qb6 23. Rxd7 Nxd7 24. Rxd7 Bf8 25. e5 g6 26. Be4 Bxe4 27. Nxe4 Bg7 28. h3 Qc6
29. Nbc5 b4 30. Qf3 Kh8 31. Bh6 Rf8 32. Bxg7+ Kxg7 33. Qf6+ Kg8 34. Qh4 h5 35.
Nf6+ Kg7 36. Nxh5+ gxh5 37. Qg5+ Kh7 38. Qxh5+ Kg7 39. Qg5+ Kh7 40. Rd4 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "5"]
[White "Barbosa, Evandro Amorim"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "73"]
[EventDate "2013.??.??"]

1. e4 {Finkel,A} e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3
cxd4 8. Nxd4 Bc5 9. Qd2 a6 10. O-O-O O-O 11. Nb3 ({RR} 11. Kb1) ({RR} 11. Qf2)
11... Be7 ({RR} 11... Bb4 12. Bd3 ({RR} 12. a3 Be7 13. Bd3 b5 14. Ne2 b4) 12...
b5 13. Rhf1 ({RR} 13. g4 Nb6 ({RR} 13... Bb7 14. Rhg1 Rc8 15. Rg3 Re8 16. Rh3
g6 17. Qf2 Bf8 18. g5 Nb4 19. Kb1 Nxd3 20. cxd3 Bc6 21. Ne2) 14. Qf2 Nc4 15.
Ne4 Be7 16. g5 dxe4 17. Bxc4 Qc7 18. Bb6 Qb8 19. Be2 Nb4) 13... Nb6 ({RR} 13...
f6 14. exf6 Qxf6 15. Nd4) ({RR} 13... Bb7 14. Rf3 Rc8 15. Rh3 f5 16. exf6 Nxf6
17. Bc5 Rf7 18. Bxb4 Nxb4 19. a3 Nxd3+ 20. Rxd3 Qb6) 14. a3 ({RR} 14. Qf2 Nc4
15. Bxc4 ({RR} 15. Bc5 Bxc5 16. Nxc5) 15... bxc4 16. Nd4 Ne7 17. Nb1 ({RR} 17.
g4 f6 18. exf6 Rxf6 19. Nde2 Rb8 20. Ne4) 17... Rb8 18. c3 Bc5 19. Nc2 Bxe3+
20. Qxe3 Qb6 21. Qxb6 Rxb6 22. Nd2 f6 23. Nf3) 14... Be7 15. Nd4 Qc7 16. Nxc6
Qxc6 17. Bd4 ({RR} 17. f5 f6 ({RR} 17... b4 18. axb4 Bxb4 19. Bxb6 Qxb6 20. f6)
18. Bxb6 Qxb6 19. fxe6 Bxe6 20. Bf5 Rad8) 17... Nc4 ({RR} 17... b4) 18. Qe2 Rb8
19. Bxh7+ ({RR} 19. Rf3 g6) 19... Kxh7 20. Qh5+ Kg8 21. Rd3 ({RR} 21. Rf3 f5
22. Rh3 Bc5 ({RR} 22... b4 23. axb4 Bxb4 24. Qg6 Rf7 25. Rh7 Qc7 26. Qh5 Kf8
27. Rh8+ Ke7 28. Bf2) 23. Qh7+ Kf7 24. Rg3 Rg8 25. Qg6+ Ke7 26. Nxd5+ Qxd5 27.
Bxc5+ Qxc5 28. Qg5+ Kf7) 21... f5 22. Rh3 Bc5 23. Rff3 ({RR} 23. Qg6 Rf7 24.
Rh7 Qc7 25. Qh5 Kf8 26. Rh8+ Ke7 27. Qg5+ Kd7 28. Nxd5 exd5 29. e6+) 23... Bxd4
24. Rfg3 Rb7 25. Qh7+ Kf7 26. Qxg7+ {Anand,V (2788)-Morozevich,A (2707) San
Luis 2005 CBM 110 [Finkel,A] 1/2-1/2}) 12. Bd3 ({RR} 12. g4 b5 13. Bd3 Nb6 14.
Bxb6 Qxb6 15. Ne2 a5 16. Nbd4 Nxd4 17. Nxd4 b4 18. Kb1 Ba6 19. Bxa6 Qxa6 20. f5
Rac8 21. f6 gxf6 22. Qh6 Rfd8 23. exf6 Bf8 24. Qg5+ Kh8 25. Rhe1 Rc4 26. Nxe6
fxe6 {Krzywda,A (2234)-Franchini,G (2173) chess.com INT 2023 1-0 (53)}) 12...
Qc7 13. g4 b5 14. Rhg1 $146 ({RR} 14. Qf2 Na5 15. Nd4 Nc4 16. Bxc4 bxc4 17. Nf5
Bb4 18. Qh4 Bxc3 19. Ne7+ Kh8 20. bxc3 Nc5 21. f5 Ne4 22. Rdf1 exf5 23. gxf5
Re8 24. f6 gxf6 25. exf6 Qd6 26. Rf4 {1-0 (26) Nemirovski,S (2365)-Meister,P 
(2425) Val Thorens 1989}) 14... Nb4 15. Kb1 Nb6 16. Qf2 Nc4 17. Bd4 f6 18. exf6
Bxf6 19. Bc5 Be7 20. Bxe7 Qxe7 21. g5 Nxd3 22. cxd3 Nd6 23. Nd4 b4 24. Nce2 Bd7
25. Qe3 a5 26. Rge1 Qf7 27. Rc1 Rac8 28. Qe5 Nb5 29. Rxc8 Rxc8 30. Rc1 Rf8 31.
Nf3 Qg6 32. Qe3 Qf5 33. Ne5 Be8 34. Rc8 Bh5 35. Ng3 Rxc8 36. Nxf5 exf5 37. Qb6
1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "5"]
[White "Macedo, Maximo Iack"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "48"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. Nh3 ({RR} 6. a3 Bxc3+ 7.
bxc3 Re8 8. e4 d6 9. Ne2 Qa5 10. Bd2 Nbd7 11. Ng3 Nb6 12. Be2 Bd7 13. a4 h6 14.
O-O Nxa4 15. Bd3 a6 16. f4 exd5 17. cxd5 b5 18. Bc2 Qb6 19. Kh1 Nb2 20. Qf3 Nc4
{Carlsen,M (2801)-Karpov,A (2619) Moscow 2009 0-1 (74)}) ({RR} 6. a3 Bxc3+ 7.
bxc3 exd5 8. cxd5 d6 9. Bg5 Nbd7 10. e4 Qa5 11. Ne2 h6 12. Bd2 Ne5 13. Qc2 c4
14. Ng3 b5 15. Be2 Nfd7 16. Be3 Qc7 17. O-O Nc5 18. Nf5 Bxf5 19. exf5 Rfe8 20.
Bd4 Ned3 {Bongo Akanga Ndjila,B (1803)-Silva,M (2213) chess.com INT 2022 0-1 
(37)}) 6... d6 7. Nf4 $146 ({RR} 7. Nf2 b5 8. e4 bxc4 9. Bxc4 exd5 10. Bxd5
Nxd5 11. Qxd5 Qb6 12. O-O Nc6 13. Qxd6 Nd4 14. Qxb6 axb6 15. Bd2 Be6 16. a3 Nb3
17. Rad1 Nxd2 18. Rxd2 Bxc3 19. bxc3 Rxa3 20. Rb1 Bb3 21. Ng4 b5 {Van Rensburg,
R (2103)-Klaasen,C (2093) Cape Town 2011 1-0}) 7... e5 8. Nd3 Bxc3+ 9. bxc3 Nh5
10. g4 Qh4+ 11. Nf2 Nf4 12. e3 Ng6 13. e4 h5 14. Be3 Nd7 15. Qd2 hxg4 16. Bg5
Qh7 17. Nxg4 f6 18. Be3 Nb6 19. O-O-O Nh4 20. Qf2 Bxg4 21. fxg4 Qxe4 22. Bd3
Qf3 23. Bxc5 dxc5 24. Qxh4 e4 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "5"]
[White "Mekhitarian, Krikor"]
[Black "Umetsubo, Cesar"]
[Result "1-0"]
[ECO "D34"]
[PlyCount "141"]
[EventDate "2013.??.??"]

1. c4 e6 2. Nc3 d5 3. d4 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O
O-O 9. dxc5 Bxc5 10. a3 Re8 11. b4 Bb6 12. Bb2 ({RR} 12. Bg5 d4 13. Na4 h6 14.
Nxb6 axb6 15. Bf4 Nd5 16. Bd2 b5 17. Re1 Bf5 18. Qb3 Nb6 19. Rad1 Be6 20. Qc2
Rxa3 21. Qc5 Bb3 22. Rb1 Bc4 23. e3 Na4 24. Qh5 Nc3 25. Ra1 Rxa1 26. Rxa1 Ne4 {
Khayat,E (1730)-Alhassadi,Y (2030) Riyadh KSA 2023 0-1 (34)}) 12... Bg4 13. Rc1
({RR} 13. Na4 Bc7 14. Nc5 b6 15. Na6 Bxf3 16. Bxf6 gxf6 17. Bxf3 Be5 18. Bxd5
Rc8 19. Ra2 Nd4 20. e4 f5 21. Rd2 {1-0 (21) Grandelius,N (2681)-Hellers,F 
(2595) Malmo SWE 2019}) 13... Qe7 $146 ({RR} 13... Qd7 14. Na4 {1/2-1/2 (14)
Voegerl,R (2072)-Glodeanu,I (2276) Miercurea Ciuc 2004}) ({RR} 13... h6 14. Na4
Qe7 15. Nxb6 axb6 16. Re1 Rad8 17. Qd3 Bxf3 18. Qxf3 Ne5 19. Qf4 Nc4 20. Bxf6
Qxf6 21. Qxf6 gxf6 22. Bxd5 Nxa3 23. Bxb7 Rd2 24. Rc6 Kg7 25. e3 Red8 26. Rec1
Rb2 27. R6c3 Ra2 28. Be4 {Bacrot,E (2692)-Berelowitsch,A (2521) Germany 2016
1-0 (46)}) 14. h3 Bf5 15. Nxd5 Nxd5 16. Qxd5 Be4 17. Qb3 Qd6 18. Ng5 Bg6 19. e3
Ne5 20. Rfd1 Nd3 21. Nxf7 Nxc1 22. Nxd6+ Nxb3 23. Nxe8 Rxe8 24. Bd5+ Bf7 25.
Bxf7+ Kxf7 26. Rd3 Rd8 27. Rxb3 Rd1+ 28. Kg2 Rb1 29. Kf3 Ke8 30. Ke4 Bd8 31.
Kd3 Bf6 32. Kc2 Rf1 33. Bxf6 Rxf2+ 34. Kd3 Rxf6 35. Rc3 Kd7 36. Rc5 Rf3 37. Rg5
g6 38. h4 Ke6 39. Ke4 Rf7 40. Re5+ Kd6 41. g4 Rc7 42. Rd5+ Ke6 43. Re5+ Kd6 44.
Rd5+ Ke6 45. Rc5 Rf7 46. h5 gxh5 47. Rxh5 Rg7 48. Rh6+ Kf7 49. Kf5 Kg8 50. e4
Rc7 51. Rd6 Kf7 52. e5 Ke7 53. Rh6 Kf8 54. Kf6 b6 55. Rh3 a5 56. bxa5 bxa5 57.
Rb3 Rf7+ 58. Ke6 a4 59. Rb4 Ra7 60. Rb6 Rc7 61. Ra6 Rc4 62. g5 Rf4 63. Ra7 Kg8
64. Kd6 Rd4+ 65. Ke7 Rg4 66. e6 Rxg5 67. Kd6 Rg6 68. Kd7 Rg7+ 69. e7 h5 70.
Ra8+ Kh7 71. Ke6 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "5"]
[White "Molina, Roberto Junio"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "79"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 cxd4 8.
cxd4 f6 9. exf6 Nxf6 10. O-O Bd6 11. b3 O-O 12. Bb2 Qb6 ({RR} 12... Qc7 13. Rc1
Bd7 14. Re1 Rae8 15. Ne5 Re7 16. f4 Be8 17. Qc2 Bh5 18. g3 Rc8 19. Qb1 Qb6 20.
Nxc6 bxc6 21. Kg2 Bb4 22. Qc2 c5 23. a3 Bxd2 24. Qxd2 Nd7 25. dxc5 Qxb3 26. c6
Nb6 27. f5 {Eisa Mohmood,A (1095)-Bueno,A (2135) chess.com INT 2023 1-0 (35)})
13. Ne5 Bd7 14. Ndf3 Rae8 15. Qe2 $146 ({RR} 15. Rc1 Re7 16. Re1 Be8 17. h3 Bh5
18. g4 Be8 19. Bb1 Nd7 20. Nxc6 bxc6 21. Ng5 e5 22. Bxh7+ Kh8 23. Bf5 e4 24.
Rc2 g6 25. Bxe4 Bf4 26. Ba3 Bxg5 27. Bxe7 Bxe7 28. Bxg6 Bxg6 29. Rxe7 Qd8 {
Kryvoruchko,Y (2627)-Kraai,J (2502) Beijing 2008 1-0 (61)}) ({RR} 15. Re1 Re7
16. Nxd7 Nxd7 17. Ng5 h6 18. Nxe6 Rf6 19. Nc5 Rxe1+ 20. Qxe1 Nf8 21. Qe8 Qc7
22. Qh5 Ne7 23. Rc1 Qa5 24. a3 Bf4 25. b4 Qd8 26. Re1 b6 27. Nb3 Ne6 28. g3 Bc7
29. Bc1 Qd7 {Gonzalez Vidal,Y (2543)-Larino Nieto,D (2461) Montcada 2010 1-0 
(55)}) 15... Nb4 16. Nxd7 Nxd7 17. Bb5 Nc6 18. Rad1 a6 19. Bd3 Qd8 20. Ne5 Qc7
21. f4 Ndxe5 22. dxe5 Bc5+ 23. Kh1 g6 24. Rc1 Qb6 25. g3 Ne7 26. Bc3 Nf5 27.
Bd2 Rc8 28. g4 Nd4 29. Qg2 Ba3 30. Rxc8 Rxc8 31. f5 Nc6 32. fxg6 hxg6 33. Bf4
Qd4 34. Bxg6 Nxe5 35. Bb1 Rf8 36. Qc2 Rf7 37. Qc8+ Bf8 38. Qxe6 Nd3 39. Qxf7+
Kxf7 40. Be3+ 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "5"]
[White "Toth, Christian Endre"]
[Black "Brito, Luismar"]
[Result "1/2-1/2"]
[ECO "A04"]
[PlyCount "57"]
[EventDate "2013.??.??"]

1. Nf3 b6 2. g3 Bb7 3. Bg2 c5 4. c4 Nc6 5. O-O g6 6. e3 Bg7 7. d4 Nf6 8. d5 Nb8
$146 ({RR} 8... Na5 9. Qc2 O-O 10. e4 d6 11. Re1 Nd7 12. Nbd2 Ba6 13. Bf1 Rb8
14. a4 Bc8 15. Ra3 Ne5 16. Nxe5 dxe5 17. f4 f6 18. Nf3 Nb7 19. Bd2 Nd6 20. fxe5
fxe5 21. Bg2 Bd7 22. b3 Bg4 23. Qd3 {Pires,M (2282)-Brito,L (2251) Sao Paulo
2014 1/2-1/2 (38)}) 9. Nc3 O-O 10. e4 d6 11. Bf4 Bc8 12. Qd2 Ng4 13. Rad1 Nd7
14. Qc2 a6 15. a4 Rb8 16. Rfe1 Nde5 17. Nd2 Bd7 18. h3 Nf6 19. Bf1 Ne8 20. Be3
f6 21. f4 Nf7 22. Ndb1 Nc7 23. Na3 Qe8 24. Kh2 Kh8 25. Bd3 Kg8 26. Rf1 Qc8 27.
Qg2 Qe8 28. Qc2 Qc8 29. Qg2 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "5"]
[White "di Berardino, Diego"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "C04"]
[PlyCount "60"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Bd3 f6 7. exf6 Qxf6 8.
Nf1 Bd6 9. Ne3 Nb4 ({RR} 9... h6 10. h4 Nb4 11. Be2 b6 12. c3 Nc6 13. Bb5 Ne7
14. Qe2 c6 15. Bd3 Bb7 16. a4 a5 17. Ng4 Qf7 18. h5 O-O-O 19. Bd2 Rhf8 20. Rh3
Nf5 21. Nge5 Nxe5 22. Nxe5 Bxe5 23. Qxe5 Qf6 24. Bf4 {Guseinov,G (2664)
-Shaposhnikov,E (2576) St Petersburg RUS 2018 1-0 (59)}) ({RR} 9... O-O 10. O-O
Nb4 11. Ng4 Qf7 12. Bxh7+ Kh8 13. Ng5 Qh5 14. c3 Nf6 15. h3 Nxg4 16. Qxg4 Qxg4
17. hxg4 Nc6 18. f4 Be7 19. Bd3 Bxg5 20. fxg5 Bd7 21. Bf4 Rac8 22. Rf3 Kg8 23.
Raf1 e5 24. Bxe5 {Womacka,M (2409)-Szente Varga,F (2071) chess.com INT 2023 1-0
}) 10. O-O Nxd3 11. Qxd3 O-O 12. Re1 $146 ({RR} 12. Bd2 c5 13. c3 c4 14. Qc2 h6
15. Rfe1 Qf7 16. Ng4 Qh5 17. Nge5 Nxe5 18. Nxe5 Bd7 19. Re3 Bxe5 {1/2-1/2 (19)
Sziraki,T (2280)-Mullner,I (2225) Hungary 1995}) 12... c5 13. c3 Qf7 14. Bd2
Qh5 15. Nf1 Nf6 16. dxc5 Bxc5 17. Ng3 Qf7 18. Be3 Bxe3 19. Rxe3 Ng4 20. Re2 e5
21. Nxe5 Nxe5 22. Rxe5 Qxf2+ 23. Kh1 Qxb2 24. Rae1 Qxa2 25. Rh5 g6 26. Rxd5 b6
27. Rg5 Bb7 28. Rxg6+ hxg6 29. Qxg6+ Kh8 30. Qh6+ Kg8 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "6"]
[White "Cavalcanti, Francisco"]
[Black "Macedo, Maximo Iack"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "72"]
[EventDate "2013.??.??"]

1. d4 d5 2. Nf3 e6 3. c4 c6 4. Nc3 dxc4 5. a4 Bb4 6. g3 b5 7. Bg2 Bb7 8. O-O a6
9. e4 Nf6 10. e5 Nd5 11. Ne4 Nd7 12. Bd2 Be7 13. Bg5 f6 14. exf6 N7xf6 15. Nc5
$146 ({RR} 15. Nxf6+ Nxf6 16. Ne5 Qc7 17. b3 cxb3 18. Qxb3 Nd5 19. Bxe7 Qxe7
20. Bxd5 exd5 21. Ng6 Qf6 22. Nxh8 Kd7 23. Qc3 Rxh8 24. Qc5 Qd8 25. Rfe1 Rf8
26. Re2 Re8 27. Rae1 Rxe2 28. Rxe2 Qf6 29. axb5 cxb5 {Schwarz,R (1955)
-Pershwitz,G (1666) Dallas 2002 1-0 (38)}) 15... Bxc5 16. dxc5 h6 17. Bc1 O-O
18. Nd4 Qe7 19. Re1 e5 20. Bf4 Nxf4 21. gxf4 e4 22. Qc2 Rae8 23. f5 Qxc5 24.
Ne6 Qxf5 25. Nxf8 Rxf8 26. Bxe4 Nxe4 27. Qxe4 Qxf2+ 28. Kh1 Rf4 29. Qg2 Qxg2+
30. Kxg2 c5+ 31. Kg1 b4 32. Re5 Be4 33. Rxc5 c3 34. bxc3 b3 35. Rc8+ Rf8 36.
Rxf8+ Kxf8 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "6"]
[White "Leitao, Rafael"]
[Black "Toth, Christian Endre"]
[Result "1-0"]
[ECO "D96"]
[PlyCount "91"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6 5. Qb3 Bg7 6. cxd5 Nxd5 7. e4 Nxc3 8.
bxc3 O-O 9. Ba3 Nd7 10. Bd3 c5 11. O-O b6 12. Rad1 e6 $146 ({RR} 12... Qc7 13.
Bc4 e6 14. d5 exd5 15. Bxd5 Bb7 16. c4 Rfe8 17. Rfe1 Bxd5 18. exd5 Nf6 19. Bb2
Rxe1+ 20. Rxe1 Re8 21. Be5 Qd8 22. h3 Nd7 23. Bxg7 Rxe1+ 24. Nxe1 Kxg7 25. Nf3
Qe7 26. Qc3+ Kg8 27. Qe3 {Ivanisevic,I (2603)-Artemiev,V (2709) Skopje MKD
2018 0-1 (41)}) ({RR} 12... Qc7 13. Bc4 e6 14. d5 exd5 15. Bxd5 Bb7 16. c4 Rfe8
17. Rfe1 Bxd5 18. exd5 Nf6 19. Bb2 Rxe1+ 20. Rxe1 Re8 21. Be5 Qd8 22. h3 Nd7
23. Bxg7 Rxe1+ 24. Nxe1 Kxg7 25. Nf3 Qe7 26. Qc3+ Kg8 27. Qe3 {Ivanisevic,I 
(2603)-Artemiev,V (2709) Skopje MKD 2018 0-1 (41)}) 13. Bc4 Qe7 14. Rfe1 Bb7
15. Bc1 Rad8 16. Bg5 Bf6 17. Bh6 Bg7 18. Bg5 Bf6 19. Bf4 e5 20. Bg3 Bg7 21. Bd5
Ba8 22. Bh4 Bf6 23. Bxf6 Qxf6 24. Bxa8 Rxa8 25. Qd5 Rfd8 26. dxe5 Qe7 27. Qb7
Qe8 28. Rd5 Nf8 29. Red1 Ne6 30. g3 c4 31. Rxd8 Rxd8 32. Rd6 Ra8 33. Qd5 Rc8
34. h4 Rc7 35. Ng5 Rc5 36. Qd1 Nf8 37. f4 h6 38. Nf3 Qc8 39. Kg2 Qg4 40. Qd2
Rb5 41. Nh2 Qc8 42. h5 Qc5 43. hxg6 Nxg6 44. Ng4 Qa3 45. Rd8+ Kg7 46. Nf6 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "6"]
[White "Reis, Paulo Jatoba"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "A37"]
[PlyCount "50"]
[EventDate "2013.??.??"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nc6 5. Nc3 e6 6. d3 Nge7 7. Bg5 h6 8. Bd2
d5 9. O-O b6 10. Rb1 Bb7 11. a3 Rc8 12. b4 dxc4 13. dxc4 O-O 14. Qc1 Nf5 $146 (
{RR} 14... cxb4 15. axb4 Nd4 16. Bxh6 Bxh6 17. Qxh6 Nef5 18. Qf4 Rxc4 19. Nxd4
Bxg2 20. Kxg2 Qxd4 21. Qxd4 Nxd4 22. Rfd1 Nc6 23. Na2 Rc2 24. Rbc1 Rxa2 25.
Rxc6 Rxe2 26. Rd7 Ra2 27. Rdc7 a5 28. bxa5 bxa5 29. Ra7 {Valdes Romero,L (2411)
-Asis Gargatagli,H (2504) Barcelona 2016 1/2-1/2}) 15. bxc5 Na5 16. Rd1 Nxc4
17. Be1 Qe8 18. Na2 Ne5 19. Nxe5 Bxg2 20. Nd7 Bd5 21. Rxd5 exd5 22. c6 Nd4 23.
Qd1 Nxe2+ 24. Kf1 Qe4 25. Rb4 Qf3 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "6"]
[White "Santiago, Yago"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "B42"]
[PlyCount "63"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O Nc6 7. Nxc6 Qxc6 8.
c4 d6 9. Nc3 Nf6 10. Qe2 Be7 11. f4 Nd7 12. Kh1 Bf6 13. Nd5 Bd8 $146 ({RR} 
13... O-O 14. Nxf6+ Nxf6 15. e5 Nd7 16. b4 d5 17. cxd5 Qxd5 18. Be4 Qd4 19. Rb1
Nb6 20. Qf3 Qc4 21. Be3 Nd5 22. Bc5 Rd8 23. Rfc1 Qxa2 24. Ra1 Qb2 25. Rcb1 Qd2
26. Rd1 Qb2 27. Rdb1 Qd2 28. Rd1 {Wozniak,M (2087)-Siekaniec,J (2096)
Jastrzebia Gora 2015 1/2-1/2 (31)}) 14. b4 Nf6 15. Bb2 Kf8 16. Nxf6 gxf6 17.
Qh5 h6 18. f5 e5 19. Rf3 Ke7 20. Rg3 Bd7 21. c5 b5 22. cxb6 Bxb6 23. Rc1 Qa4
24. Bc4 Be8 25. Bd5 Rd8 26. Rg7 Rf8 27. a3 a5 28. bxa5 Qxa5 29. Qd1 Ba4 30. Bb3
Bxb3 31. Qxb3 d5 32. Bc3 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "6"]
[White "Umetsubo, Cesar"]
[Black "Barbosa, Evandro Amorim"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "87"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. h3 d6 6. Be2 b6 7. O-O Bb7 8. Bh2
Nbd7 9. c3 ({RR} 9. c4 e6 10. Nc3 Ne4 11. Nxe4 Bxe4 12. Nd2 Bb7 13. Bf3 Qc8 14.
Rc1 e5 15. d5 f5 16. e4 a5 17. Kh1 Nc5 18. Rc3 Rf7 19. exf5 gxf5 20. Bh5 Re7
21. f3 Qd7 22. Bg1 Kh8 23. Re1 Rg8 {Caruana,F (2795)-Vachier Lagrave,M (2788)
chess.com INT 2016 1-0 (43)}) 9... Qe8 10. Na3 $146 ({RR} 10. Nbd2 e5 11. a4 a6
12. b4 Qe7 13. Rc1 Rfe8 14. Ne1 Rad8 15. Bf3 d5 16. Nc2 c5 17. bxc5 bxc5 18.
Rb1 Bc6 19. a5 Ne4 20. Nxe4 dxe4 21. Be2 exd4 22. cxd4 Ba4 23. Qd2 Bxc2 24.
Qxc2 cxd4 {Stellas,D (2031)-Falkevall,A (2297) Norrkoping SWE 2023 0-1 (56)}) (
{RR} 10. a4 a6 11. Na3 e5 12. Qb3 Qe7 13. Rfd1 Rad8 14. a5 b5 15. c4 c6 16.
Rac1 exd4 17. exd4 Bh6 18. Rc2 Rfe8 19. Bf1 Ne4 20. Nb1 Ndf6 21. Nc3 Nxc3 22.
bxc3 Bc8 23. cxb5 cxb5 24. c4 bxc4 {Pakleza,Z (2482)-Bortnyk,O (2608) chess.
com INT 2023 1-0 (67)}) 10... a6 11. Nc4 Ne4 12. Qb3 Rb8 13. Rad1 e5 14. Ncd2
Nxd2 15. Rxd2 Kh8 16. dxe5 dxe5 17. Qa4 Nc5 18. Qxe8 Rbxe8 19. b4 Ne4 20. Rd7
Nxc3 21. Bc4 f6 22. Rc1 Ne4 23. Rxc7 Nd6 24. Kf1 Nxc4 25. Rxb7 b5 26. Ke2 Rd8
27. a4 Rb8 28. Rxb8 Rxb8 29. axb5 axb5 30. Nd4 Bf8 31. Nxb5 Nxe3 32. Nc7 Nxg2
33. Nd5 Bh6 34. Rc5 Bf4 35. Bg3 Ra8 36. Kf1 Bxg3 37. fxg3 Ra2 38. Rc7 Kg8 39.
Nxf6+ Kf8 40. Nxh7+ Kg8 41. Nf6+ Kf8 42. Rc3 Ke7 43. Ne4 Rc2 44. Rb3 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "6"]
[White "di Berardino, Diego"]
[Black "Molina, Roberto Junio"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "66"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 dxc4 6. Bxc4 e6 7. Nc3 Nd7 8. Bg5
Ne7 9. Nge2 Nb6 10. Bb3 Qd7 11. Rc1 ({RR} 11. Ng3 Bg6 12. O-O Ned5 13. Nce4 Be7
14. Bxe7 Qxe7 15. Nd6+ Kf8 16. f4 Ne3 17. Qd2 Nf5 18. Ngxf5 Bxf5 19. g3 g6 20.
a4 Rd8 21. a5 Nc8 22. Nxf5 gxf5 23. Rf3 Qd7 24. Rd3 Ne7 25. Bd1 c5 {Bikuzhin,V
(2279)-Ortega,M (2472) chess.com INT 2023 1-0}) 11... Ned5 12. Ng3 Nxc3 $146 ({
RR} 12... Bg6 13. Nce4 Bb4+ 14. Bd2 Be7 15. Nc5 Qc7 16. Bg5 O-O-O 17. Bxe7 Nxe7
18. a4 Kb8 19. Qd2 Nd7 20. Qe3 Nxc5 21. Rxc5 Qd7 22. Rc4 Nd5 23. Qf3 Nb6 24.
Rb4 a5 25. Rxb6 Qc7 26. Rxb7+ Qxb7 27. Ne2 {Zarubitski,V (2169)-Kononenko,D 
(2265) Orsha 2015 0-1 (36)}) 13. bxc3 Bg6 14. Bc2 Bxc2 15. Qxc2 Be7 16. Ne4 Nc4
17. Qe2 Qd5 18. Bxe7 Kxe7 19. O-O f5 20. Ng5 Raf8 21. Qc2 Rh6 22. Rfe1 a5 23.
a4 b6 24. Rcd1 b5 25. Ra1 Kd7 26. Qc1 Rg6 27. Rd1 Kc7 28. Rd3 Kb6 29. Rg3 Ka6
30. Qd1 Kb6 31. Rb1 Ka6 32. Ra1 Kb6 33. Rb1 Ka6 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "7"]
[White "Barbosa, Evandro Amorim"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "C15"]
[PlyCount "79"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8.
Qh6 c5 9. Ne2 Nc6 10. dxc5 Rg6 11. Qe3 Qa5 ({RR} 11... Ng4 12. Qxe4 Qd1+ 13.
Kxd1 Nxf2+ 14. Ke1 Nxe4 15. Ng3 Nxc5 16. Be2 b6 17. Bh5 Bb7 18. Bxg6 hxg6 19.
Kf2 O-O-O 20. Re1 e5 21. Be3 Na4 22. Rad1 Rh8 23. Ne4 Kc7 24. Nf6 Bc8 25. Kg1
Nxc3 26. Rd3 {Alekseev,E (2610)-Martirosyan,H (2516) Minsk 2017 1/2-1/2 (96)})
({RR} 11... Ne7 12. c4 Nf5 13. Qc3 Bd7 14. Nf4 Rg8 15. Bb2 Ng4 16. h3 Nxf2 17.
Kxf2 Qh4+ 18. Kg1 Qxf4 19. Rh2 e3 20. Qe1 Bc6 21. Bd3 Nh4 22. Be5 Nf3+ 23. Kh1
Qxe5 24. g3 Nxe1+ {0-1 (24) Kosteniuk,A (2521)-Odegov,A (2286) chess.com INT
2022}) 12. a4 $146 ({RR} 12. Nf4 Nd5 13. Nxd5 exd5 14. Rb1 Be6 15. Rxb7 O-O-O
16. Rb5 Qa4 17. Rb2 d4 18. Qxe4 Bd5 19. Qd3 Re6+ 20. Kd2 Ne5 21. Rb4 Qc6 22.
Qb5 dxc3+ 23. Kxc3 Qc7 24. Bf4 Rf6 25. Bg3 Bc6 26. Qa6+ Kd7 {Noritsyn,N (2512)
-Hindermann,F (2293) chess.com INT 2020 1-0 (33)}) ({RR} 12. Bd2 Qa4 13. Nd4
Nxd4 14. cxd4 Qxc2 15. Bb5+ Kf8 16. O-O Nd5 17. Qe2 Qb3 18. Kh1 Nf6 19. Bc4 Qa4
20. f3 Qc6 21. Rad1 exf3 22. Rxf3 Nd5 23. Rdf1 f5 24. Qe5 Nf6 25. Bg5 Ng8 26.
Be3 Nf6 {Sredojevic,I (2298)-Kowalec,M (2056) Grohote CRO 2018 1-0 (35)}) 12...
Nd5 13. Qd2 Qxc5 14. Ba3 Qa5 15. c4 Ndb4 16. Nc3 e5 17. Rc1 Be6 18. Nxe4 Rd8
19. Qc3 Bf5 20. f3 Bxe4 21. fxe4 Rd4 22. c5 Qxa4 23. Bc4 Rxe4+ 24. Kd1 Qa5 25.
Bxb4 Qd8+ 26. Bd3 Nxb4 27. g3 Rd4 28. Ke2 Na2 29. Qa3 Nxc1+ 30. Rxc1 e4 31.
Bb5+ Kf8 32. c6+ Kg8 33. cxb7 Rb6 34. Qc5 Rd5 35. Qc8 Rbxb5 36. c4 Rd2+ 37. Ke1
Rbb2 38. c5 Re2+ 39. Kf1 Rf2+ 40. Kg1 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "7"]
[White "Brito, Luismar"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "52"]
[EventDate "2013.??.??"]

1. Nc3 d5 2. d4 Nf6 3. Bg5 h6 4. Bh4 e6 5. e3 ({RR} 5. Bxf6 Qxf6 6. e4 c5 7.
Nf3 cxd4 8. Qxd4 Qxd4 9. Nxd4 dxe4 10. Ndb5 Na6 11. Nxe4 Bd7 12. O-O-O Bc6 13.
Ned6+ Bxd6 14. Nxd6+ Ke7 15. Bxa6 bxa6 16. f3 a5 17. Nc4 a4 18. Ne5 Bb5 19. c4
Rhc8 {Steel,H (2414)-Yu,Y (2750) Fufeng 2017 1/2-1/2 (55)}) ({RR} 5. a3 c5 6.
e3 Be7 7. f4 b6 8. Nf3 Ba6 9. Bxa6 Nxa6 10. O-O O-O 11. Ne5 Rc8 12. f5 Nb8 13.
fxe6 fxe6 14. Ng6 Rf7 15. Qf3 Nbd7 16. Qh3 Rc6 17. Rf3 Bd6 18. Raf1 Kh7 19. Nf4
Qe8 {Lasinskas,P (2131)-Garcia Bueno,J (1772) Colonia de Sant Jordi ESP 2023
1-0 (32)}) 5... Bb4 6. Bd3 $146 ({RR} 6. Nge2 Nbd7 7. a3 Be7 8. Bg3 a6 9. b4 b6
10. Nf4 c5 11. Rb1 O-O 12. Nd3 cxd4 13. exd4 Bb7 14. Be2 Rc8 15. Rb3 Ne4 16.
Nxe4 dxe4 17. Ne5 b5 18. Nxd7 Qxd7 19. Bf4 Bf6 20. Be5 Bxe5 {Vamos,V (2220)
-Rainfray,A (2150) Cannes 1997 0-1 (40)}) 6... c5 7. Bxf6 Qxf6 8. Qf3 Nd7 9.
Qxf6 Nxf6 10. f3 Bd7 11. a3 Ba5 12. Rb1 Bb6 13. dxc5 Bxc5 14. Kd2 O-O 15. Nge2
Rfd8 16. b4 Bb6 17. Ng3 Rac8 18. Nce2 e5 19. c3 Ba4 20. Rhc1 Ne8 21. f4 e4 22.
Nf5 exd3 23. Ne7+ Kf8 24. Nxc8 Rxc8 25. Kxd3 Bb5+ 26. Kd2 Nd6 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "7"]
[White "Macedo, Maximo Iack"]
[Black "Umetsubo, Cesar"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "66"]
[EventDate "2013.??.??"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Qf3 Bg6 8.
Bxf6 Qxf6 9. Qxf6 gxf6 10. h4 h5 11. Rd1 ({RR} 11. Nh3 Bd6 12. g3 Nd7 13. Nf4
Ke7 14. f3 a5 15. Kf2 Nf8 16. Bh3 Rh6 17. Rac1 Ne6 18. Rhd1 f5 19. Nce2 Kf6 20.
Nd3 Rhh8 21. f4 Rhc8 22. Ne5 Bh7 23. Nc3 Ke7 24. Bg2 f6 25. Nd3 Bg8 {
Maghsoodloo,P (2701)-Van Foreest,J (2678) chess.com INT 2022 1/2-1/2 (60)})
11... Nd7 12. Nh3 $146 ({RR} 12. Bd3 Bd6 13. Rh3 a5 {1/2-1/2 (13) Grebnev,A 
(2500)-Makarian,R (2552) Khanty-Mansiysk RUS 2023}) 12... a5 13. Nf4 a4 14. Bd3
Rg8 15. Nce2 Bb4+ 16. Kf1 Nb6 17. Ng3 Nc4 18. Bxc4 dxc4 19. e4 a3 20. Rb1 Bd6
21. Nfe2 axb2 22. Rxb2 b5 23. f4 Ke7 24. Kf2 Ra3 25. Rh3 Rga8 26. f5 Bh7 27.
Nxh5 Rxa2 28. Rxa2 Rxa2 29. Rc3 Bb4 30. Rc1 Bd2 31. Rb1 c3 32. Kf3 c2 33. Rb3
b4 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "7"]
[White "Mekhitarian, Krikor"]
[Black "di Berardino, Diego"]
[Result "1-0"]
[ECO "E76"]
[PlyCount "105"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 Na6 7. Bd3 c6 8. O-O e5
9. fxe5 dxe5 10. d5 Bg4 ({RR} 10... Nc5 11. Bc2 a5 12. Kh1 Bg4 13. Be3 Na6 14.
Qd2 Bxf3 15. Rxf3 Nd7 16. Raf1 Qe7 17. a3 Nac5 18. b4 axb4 19. axb4 Na6 20.
dxc6 bxc6 21. b5 Nb4 22. Bb1 Nc5 23. bxc6 Nxc6 24. Nd5 Qa7 25. Nf6+ {Moranda,W
(2559)-Nyzhnyk,I (2637) Warsaw 2012 1-0}) ({RR} 10... Qd6 11. Kh1 cxd5 12. cxd5
Bd7 13. Be3 Rfc8 14. Qd2 Nc5 15. Bc2 a5 16. Rae1 b5 17. Bh6 b4 18. Nd1 Bb5 19.
Rg1 Bh8 20. Nf2 a4 21. Bg5 b3 22. axb3 axb3 23. Bb1 Nfd7 24. Ng4 Ra4 25. Bh4 {
Mayrhuber,N (2128)-Rakhmangulova,A (2266) Frydek Mistek CZE 2023 0-1 (57)}) 11.
Be3 Nh5 12. c5 $146 ({RR} 12. Rc1 Qe8 13. Be2 Nf4 14. b4 f5 {1/2-1/2 (14)
Nippula,T (2275)-Hartikainen,M (2290) Finland 1996}) 12... Nc7 13. Bc4 cxd5 14.
Nxd5 Ne6 15. h3 Bxf3 16. Qxf3 Nhf4 17. Rad1 Ng5 18. Qg4 h5 19. Nxf4 hxg4 20.
Rxd8 Rfxd8 21. Nxg6 Nxe4 22. Bxf7+ Kh7 23. Ne7 Ng3 24. Bg6+ Kh8 25. Rf7 Ne2+
26. Kf2 Nf4 27. Be4 Rf8 28. Rf5 Rxf5 29. Nxf5 gxh3 30. gxh3 Rf8 31. Kg3 Rg8 32.
Kf3 Rf8 33. Kg4 Rb8 34. Nd6 b6 35. c6 Ne6 36. h4 Nc7 37. h5 Bf8 38. Nf7+ Kg8
39. Nxe5 Re8 40. Kf5 Bg7 41. Nd7 Bxb2 42. Bf4 Rc8 43. Kg6 Kh8 44. h6 Ne6 45.
Be5+ Bxe5 46. Nxe5 Nd8 47. Nf7+ Nxf7 48. Kxf7 Rd8 49. Bf5 Rd5 50. Ke6 Rc5 51.
Be4 Rc4 52. Bd5 Rc3 53. Kd6 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "7"]
[White "Molina, Roberto Junio"]
[Black "Santiago, Yago"]
[Result "1/2-1/2"]
[ECO "C04"]
[PlyCount "109"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Bd3 f6 7. Ng5 Ndxe5 8.
dxe5 fxg5 9. Qh5+ Kd7 10. Nf3 Be7 11. Bd2 Nb4 12. Bxg5 Nxd3+ 13. cxd3 Bb4+ 14.
Ke2 Qe8 $146 ({RR} 14... Be7 15. h4 b6 16. Rac1 h6 17. Bxe7 Qxe7 18. Qg4 Bb7
19. Nd4 h5 20. Qg6 Rh6 21. Qg5 Rc8 22. Rh3 a6 23. Rg3 Qxg5 24. hxg5 Rhh8 25.
Rf3 Ke7 26. g6 Rhf8 27. Rxf8 Kxf8 28. Nxe6+ Ke7 29. Nxg7 {Antal,G (2541)
-Maslik,M (2355) Slovakia 2016 1-0}) 15. Qg4 Bf8 16. Rac1 c6 17. Be3 g6 18. h4
h6 19. Nd4 Qf7 20. h5 gxh5 21. Qxh5 Qxh5+ 22. Rxh5 c5 23. Nf3 d4 24. Bd2 b6 25.
Rch1 Bb7 26. Bxh6 Bd5 27. a3 Bxh6 28. Rxh6 Rhg8 29. R1h2 Kc6 30. Nd2 a5 31. f3
Kb5 32. Kd1 Ka4 33. g4 b5 34. Kc2 c4 35. R6h4 Rac8 36. g5 Rxg5 37. Rxd4 Rxe5
38. dxc4 bxc4 39. Nb1 Kb5 40. Nc3+ Kc5 41. Rf4 Rg8 42. Rd2 Rg1 43. Nxd5 exd5
44. b3 Ree1 45. bxc4 Rc1+ 46. Kb3 a4+ 47. Kb2 Rb1+ 48. Ka2 Ra1+ 49. Kb2 Rgb1+
50. Kc2 Rc1+ 51. Kb2 Rab1+ 52. Ka2 d4 53. Rfxd4 Ra1+ 54. Kb2 Rab1+ 55. Ka2
1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "7"]
[White "Toth, Christian Endre"]
[Black "Cavalcanti, Francisco"]
[Result "1/2-1/2"]
[ECO "E65"]
[PlyCount "66"]
[EventDate "2013.??.??"]

1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 c5 7. Nc3 Nc6 8. dxc5
dxc5 9. Bf4 Be6 10. Ne5 Na5 11. Qa4 Nh5 12. Rad1 Qb6 13. Nd5 Bxd5 14. Rxd5 Nxf4
15. gxf4 Bxe5 16. fxe5 Nc6 $146 ({RR} 16... Rad8 17. Rfd1 Nc6 18. Qb5 Qxb5 19.
cxb5 Nd4 20. e3 Rxd5 21. Bxd5 Rd8 22. Bxf7+ Kxf7 23. exd4 cxd4 24. f4 Ke6 25.
Kf2 Kf5 26. Kf3 h6 27. h4 d3 28. Rd2 e6 29. b3 b6 {0-1 (29) Kabatianski,A 
(2399)-Vandenbussche,T (2411) Germany 2015}) 17. Qa3 Nb4 18. Rd7 Qe6 19. Rxb7
Qxe5 20. Qe3 Qxe3 21. fxe3 Nxa2 22. Ra1 Nb4 23. Ra5 Rac8 24. Rxe7 Nc6 25. Bxc6
Rxc6 26. Raxa7 Rb6 27. Rab7 Rb8 28. Rxb8+ Rxb8 29. Rc7 Rxb2 30. Kf2 Rb1 31.
Rxc5 Rh1 32. Kg2 Re1 33. Kf3 Rh1 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "8"]
[White "Cavalcanti, Francisco"]
[Black "Brito, Luismar"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "31"]
[EventDate "2013.??.??"]

1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 Nf6 5. Nbd2 c5 6. dxc5 bxc5 ({RR} 6... Bxc5
7. b3 O-O 8. Bb2 d5 9. exd5 exd5 10. O-O Nbd7 11. Re1 h6 12. h3 Nh5 13. Ne5 Nf4
14. Nxd7 Qxd7 15. Qf3 Bd6 16. c4 d4 17. Bxd4 Bxf3 18. Nxf3 Nxd3 {0-1 (18)
Mitkova,V (1118)-Mammadova,A (1411) lichess.org INT 2022}) 7. O-O c4 8. Bxc4
Nxe4 9. Qe2 $146 ({RR} 9. Nxe4 Bxe4 10. Re1 Bb7 11. Bf4 Nc6 12. Ng5 Qf6 13. Qd2
Qd4 14. Bd3 Qd5 15. c4 Qa5 16. Qe3 Bc5 17. Qg3 f5 18. a3 Be7 19. b4 Qd8 20.
Nxh7 Kf7 21. Ng5+ Kg8 22. c5 Bf6 23. Rad1 Ne7 {Holemar,D (2286)-Zavadil,M 
(2136) Brno 2006 1-0}) 9... Nf6 10. a3 Be7 11. b4 O-O 12. Bb2 d5 13. Bd3 Nbd7
14. Nb3 Rc8 15. Na5 Ba8 16. Ba6 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "8"]
[White "Molina, Roberto Junio"]
[Black "Mekhitarian, Krikor"]
[Result "1/2-1/2"]
[ECO "E15"]
[PlyCount "68"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 g6 6. Nc3 Bg7 7. O-O Ne4 8. Nxe4
Bxe4 9. Bg5 Qc8 10. Qd2 h6 11. Be3 d6 12. Rfd1 Nd7 $146 ({RR} 12... Nc6 13. b4
Ne7 14. Rac1 Qb7 15. Bh3 b5 16. cxb5 a6 17. bxa6 Rxa6 18. Ne1 Qa8 19. Ra1 Nd5
20. Rdc1 Ra3 21. Bg2 Bxg2 22. Nxg2 Qa7 23. Rc2 Nxe3 24. fxe3 c5 25. bxc5 dxc5
26. Rxc5 O-O 27. Rc2 {Almeida Saenz,A (2334)-Vazquez,G (2394) Brownsville 2015
0-1 (41)}) 13. Rac1 Nf6 14. h3 Qb7 15. b4 a6 16. a4 b5 17. cxb5 axb5 18. a5 Nd5
19. Ne1 Bxg2 20. Nxg2 g5 21. f3 O-O 22. Bf2 f5 23. Ne3 Nf6 24. Qa2 d5 25. Qc2
Rfc8 26. Qc6 Qxc6 27. Rxc6 Kf7 28. Rdc1 Ne8 29. Nc2 Bf8 30. Be1 Bd6 31. Kg2 Ke7
32. Bd2 Kd7 33. Ne1 Nf6 34. Nd3 Ng8 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "8"]
[White "Reis, Paulo Jatoba"]
[Black "Macedo, Maximo Iack"]
[Result "1/2-1/2"]
[ECO "A13"]
[PlyCount "17"]
[EventDate "2013.??.??"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Nbd7 6. O-O a6 7. Qxc4 b5 8.
Qb3 ({RR} 8. Qc6 Rb8 9. d3 Bb7 10. Qc2 c5 11. Bf4 Rc8 12. a4 Nd5 13. Bg5 Qb6
14. axb5 axb5 15. Nc3 h6 16. Nxd5 Bxd5 17. Be3 {1/2-1/2 (17) Ruck,R (2534)
-Balogh,C (2617) Vogosca 2007}) 8... Bb7 9. d3 $146 ({RR} 9. d4 c5 10. Rd1 Qb6
11. Be3 Nd5 12. dxc5 Nxc5 13. Bxc5 Bxc5 14. e3 O-O 15. Nc3 Rfd8 16. Nd4 Rac8
17. Nxd5 Bxd5 18. Bxd5 Rxd5 19. Ne2 Rcd8 20. Nc3 Rxd1+ 21. Rxd1 Rxd1+ 22. Qxd1
g6 23. Qd7 Qd6 {Rangel,D (2220)-Marn,J (2359) chess.com INT 2023 1-0 (64)})
1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "8"]
[White "Santiago, Yago"]
[Black "Leitao, Rafael"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "64"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. O-O Nc6 7. Be3 cxd4 8. Nxd4
Nxd4 9. Qxd4 Ne7 10. Bb5+ Nc6 11. Qa4 Qc8 12. g4 Bg6 13. f4 a6 14. Bxc6+ Qxc6
15. Qxc6+ bxc6 16. f5 exf5 17. gxf5 Bh5 18. Nc3 f6 $146 ({RR} 18... Rd8 19. Rf4
c5 20. Bf2 d4 21. Ne4 Be2 22. Re1 Bc4 23. Bh4 Rb8 24. e6 Rb6 25. Nd2 {1-0 (25)
Stocko,J (2326)-Batinic,J (2045) Split 2016}) 19. e6 Bd6 20. Na4 Rb8 21. b3 Rb4
22. c4 dxc4 23. Bc5 Bxc5+ 24. Nxc5 c3 25. Rac1 Rg4+ 26. Kh1 Ke7 27. Nb7 g6 28.
Rxc3 gxf5 29. Rd3 Be8 30. Nd6 Bg6 31. h3 Rg5 32. Nb7 f4 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "8"]
[White "Umetsubo, Cesar"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "182"]
[EventDate "2013.??.??"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc2 g6 7. Na3 a6 8. Qb3
Qa5 9. dxc5 Qxc5 10. Be2 Bg7 11. O-O O-O 12. Rfd1 b5 13. Nc2 Na5 14. Qb4 Qxb4
15. Nxb4 Bb7 16. a4 Nb3 $146 ({RR} 16... Nc4 17. axb5 axb5 18. Rab1 e6 19. Be5
Ne4 20. Bxg7 Kxg7 21. Nd4 Ned6 22. e4 Nxe4 23. Nxb5 Ned6 24. Nd4 Rfc8 25. Bf3
h6 26. b3 Na3 27. Rbc1 Nab5 28. Nxb5 Nxb5 29. c4 {1-0 (29) Dupsky,L (2251)
-Utto,F (1956) Hunagry 2016}) 17. Ra3 bxa4 18. Rxa4 a5 19. Ra3 Nc5 20. Nd3 Ba6
21. Nxc5 Bxe2 22. Rda1 Ne4 23. Nxe4 dxe4 24. Nd4 Bd3 25. Rxa5 Rxa5 26. Rxa5 Re8
27. Nc6 f6 28. Bc7 Kf7 29. Nd8+ Kg8 30. Ne6 Kf7 31. Nc5 Rc8 32. Ra7 f5 33. Nxd3
exd3 34. Kf1 Ke6 35. Ke1 Kd5 36. Kd2 Kc4 37. Bg3 Bf6 38. Ra4+ Kb3 39. Rb4+ Ka2
40. Kxd3 Kb1 41. Rb8 Rc5 42. c4 e5 43. b3 e4+ 44. Kd2 Ra5 45. f3 Ra2+ 46. Kd1
Rc2 47. fxe4 fxe4 48. Be1 Rxg2 49. Rf8 Bg5 50. Rf2 Rg1 51. Ke2 Bh4 52. Rf1 Rg2+
53. Bf2+ Kb2 54. b4 Kc3 55. b5 Kxc4 56. b6 Rxh2 57. b7 Bg3 58. Rc1+ Kd5 59. Rf1
Kc6 60. b8=Q Bxb8 61. Rg1 Kd5 62. Kf1 Ke6 63. Rg5 Rh1+ 64. Kg2 Rh2+ 65. Kf1
Rh1+ 66. Kg2 Rb1 67. Ra5 Be5 68. Kh3 h5 69. Ra6+ Kf5 70. Ra5 Rb6 71. Bg3 Re6
72. Kh4 Kf6 73. Be1 Kf5 74. Bc3 Re8 75. Bd4 g5+ 76. Kh3 Kf6 77. Ra6+ Re6 78.
Bxe5+ Kxe5 79. Ra5+ Kf6 80. Kg3 Kg6 81. Rb5 Rf6 82. Kg2 Rf3 83. Rb3 Kf5 84. Ra3
Kg4 85. Rb3 h4 86. Ra3 h3+ 87. Kh2 Kh4 88. Rb3 g4 89. Ra3 g3+ 90. Kg1 h2+ 91.
Kg2 Rf2+ 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "8"]
[White "di Berardino, Diego"]
[Black "Barbosa, Evandro Amorim"]
[Result "1/2-1/2"]
[ECO "B85"]
[PlyCount "146"]
[EventDate "2013.??.??"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.
Kh1 Be7 9. f4 d6 10. Be3 O-O 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Qg3 Rad8
15. Rae1 Rd7 16. Bd3 Re8 17. Re2 g6 ({RR} 17... Qd8 18. Ref2 Bf8 19. Qh3 e5 20.
fxe5 dxe5 21. Be3 Bc8 22. Bg5 Be7 23. Qh4 Rd6 24. Rf3 h6 25. Bxf6 Rxf6 26. Qf2
Be6 27. Rxf6 Bxf6 28. a4 b4 29. Nd1 a5 30. Ne3 Qd4 31. b3 Rd8 32. Nc4 {
Radjabov,T (2734)-Wang,Y (2720) Beijing 2014 1/2-1/2 (83)}) ({RR} 17... Bd8 18.
Qh3 e5 19. fxe5 dxe5 20. Be3 g6 21. Ref2 Nh5 22. Qg4 Bc6 23. a4 Qb7 24. axb5
axb5 25. Bh6 Ng7 26. b4 Ne6 27. Qg3 {1/2-1/2 (27) Timofeev,A (2576)-Kezin,R 
(2505) Sochi RUS 2023}) 18. f5 e5 19. Be3 Nh5 $146 ({RR} 19... Qd8 20. Ref2 Bc6
21. Qh3 Rb7 22. Rf3 {1/2-1/2 (22) Ponomariov,T (2297)-Zubarev,A (2510)
Voronezh 2008}) 20. Qg4 Bf6 21. Ref2 Bg7 22. f6 Bf8 23. Qh4 Nf4 24. g3 Nxd3 25.
cxd3 d5 26. Rf3 dxe4 27. dxe4 Rd3 28. Bh6 Rxf3 29. Rxf3 Qd6 30. g4 Rc8 31. Bxf8
Qxf8 32. Rh3 h6 33. Qxh6 Qxh6 34. Rxh6 Rc4 35. Rh3 Bxe4+ 36. Kg1 Bc6 37. g5 Rd4
38. Re3 Rg4+ 39. Rg3 Rd4 40. Re3 Rg4+ 41. Rg3 Rd4 42. b4 Kf8 43. Re3 Rg4+ 44.
Rg3 Rd4 45. h3 Rd2 46. h4 Rd4 47. Re3 Rg4+ 48. Kf2 e4 49. Rh3 Ke8 50. Ke3 Kd7
51. Ne2 Kd6 52. h5 gxh5 53. Rxh5 Bd5 54. Nf4 Rg3+ 55. Kd4 Bc4 56. Kxe4 Rxa3 57.
Rh8 a5 58. bxa5 Rxa5 59. Rd8+ Kc7 60. Rd2 Kc6 61. Nd3 Be6 62. Ne5+ Kc7 63. Rc2+
Kb7 64. Rc6 Ra4+ 65. Ke3 Bd5 66. Rc5 Re4+ 67. Kd2 Rxe5 68. g6 fxg6 69. f7 Rf5
70. f8=Q Rxf8 71. Rxd5 Kc6 72. Rg5 Rf6 73. Kc3 Kb6 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "9"]
[White "Barbosa, Evandro Amorim"]
[Black "Molina, Roberto Junio"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "77"]
[EventDate "2013.??.??"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 Qxd4 7. Nf3 Qg4 8. Bxf5
Qxf5 9. O-O Qd7 ({RR} 9... e6 10. c4 Be7 11. Qb3 b6 12. a4 Bxg5 13. Nxg5 Ne7
14. a5 b5 15. cxb5 O-O 16. Qb4 Ng6 17. Nc3 Nxe5 18. b6 axb6 19. axb6 Rxa1 20.
Rxa1 Nd3 21. Qe7 Qxf2+ 22. Kh1 Qxh4+ 23. Kg1 Qf2+ 24. Kh1 {Chigaev,M (2626)-Le,
Q (2733) chess.com INT 2023 0-1}) 10. c4 e6 11. Nc3 ({RR} 11. Qe2 Be7 12. Rd1
Bxg5 13. Nxg5 Ne7 14. Nc3 Nf5 15. Rac1 Na6 16. cxd5 exd5 17. e6 fxe6 18. Nxe6
Kf7 19. Ng5+ Kg8 20. g3 Nc7 21. Qd3 Rf8 22. Re1 Rh6 23. Re5 Rd6 24. Rce1 g6 25.
b4 b6 {Pandey,S (2195)-Chubakov,S (2073) Budapest HUN 2023 1-0 (58)}) 11... Ne7
$146 ({RR} 11... Nh6 12. cxd5 cxd5 13. Re1 Nc6 14. Rc1 Nf5 15. Qb3 Bb4 16. Red1
O-O 17. Ne2 Rac8 18. Nf4 g6 19. g4 hxg4 20. Nh2 Be7 21. Nxg4 Bxg5 22. hxg5 Kg7
23. Qf3 Rh8 24. Nd3 Ncd4 25. Qg2 Ne2+ 26. Kf1 {Djokic,M (2197)-Kollars,D (2643)
chess.com INT 2022 0-1}) 12. Qe2 Nf5 13. Rfd1 Bb4 14. Rac1 Na6 15. Ne4 Be7 16.
cxd5 exd5 17. Nf6+ gxf6 18. exf6 Qe6 19. Qf1 Nc5 20. fxe7 Ne4 21. Nd4 Nxd4 22.
Rxd4 Qe5 23. Rb4 f6 24. Rxb7 Nd6 25. Re1 Qf5 26. Rc7 fxg5 27. Rxc6 Nc4 28. b3
Nb6 29. hxg5 Qxg5 30. Rc7 d4 31. f4 Qd5 32. Re5 Qd6 33. Qb5+ Nd7 34. Qb7 Nb6
35. Qxa8+ Nxa8 36. Rc8+ Kf7 37. Rxh8 Nc7 38. Rf8+ Kg7 39. Rc8 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "9"]
[White "Brito, Luismar"]
[Black "Umetsubo, Cesar"]
[Result "1/2-1/2"]
[ECO "D01"]
[PlyCount "27"]
[EventDate "2013.??.??"]

1. Nc3 d5 2. d4 Nf6 3. Bg5 Bf5 4. e3 Nbd7 5. Bd3 Bg6 6. Nf3 ({RR} 6. h4 h6 7.
Bf4 Bxd3 8. Qxd3 c6 9. O-O-O e6 10. f3 b5 11. g4 Nb6 12. Kb1 a5 13. Nce2 a4 14.
Nc1 Nc4 15. Nge2 Bd6 16. g5 Nh5 17. gxh6 g6 18. Bxd6 Qxd6 19. e4 Qb4 20. Qc3
Qxc3 {Ziogas,M (2098)-Paszewski,M (2282) Katowice POL 2022 0-1 (63)}) 6... e6
7. e4 $146 ({RR} 7. Ne5 Bxd3 8. Qxd3 Be7 9. f4 c6 10. O-O Qc7 11. Kh1 Bd6 12.
e4 Nxe4 13. Nxe4 dxe4 14. Qxe4 O-O 15. Rae1 Rfe8 16. Nxf7 Kxf7 17. f5 e5 18.
Qh4 Kg8 19. f6 Nxf6 20. Bxf6 gxf6 21. Re4 Rf8 {Mueller,M (2310)-Herrmann,A
Kaufbeuren 1998 0-1}) ({RR} 7. Ne5 Bxd3 8. cxd3 Be7 9. O-O c5 10. Nxd7 Nxd7 11.
Bxe7 Qxe7 12. dxc5 Nxc5 13. d4 Nd7 14. Rc1 O-O 15. Na4 Rfc8 16. Qb3 Nf6 17. Rc2
Rc7 18. Rfc1 Rac8 19. Rxc7 Rxc7 20. Rxc7 Qxc7 21. Qc3 {1/2-1/2 (21) Brynell,S 
(2385)-Wedberg,T (2510) Malmo 1988}) 7... dxe4 8. Nxe4 Be7 9. Ng3 c5 10. Bxg6
hxg6 11. O-O O-O 12. c3 Qb6 13. Qe2 Rfd8 14. Rfd1 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "9"]
[White "Leitao, Rafael"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "A70"]
[PlyCount "75"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. Bf4 Bg7 8. Qa4+
Bd7 9. Qb3 Qc7 10. e4 O-O 11. Be2 Nh5 12. Be3 a6 13. O-O ({RR} 13. Nd2 b5 14.
O-O Ra7 15. Rac1 Rb7 16. Rfe1 Nf6 17. h3 Re8 18. Qc2 b4 {1/2-1/2 (18) Ribli,Z 
(2610)-Ljubojevic,L (2635) Tilburg 1984}) ({RR} 13. a4 Bg4 14. h3 Bxf3 15. Bxf3
Nf6 16. O-O Nbd7 17. Rfd1 Rab8 18. Be2 Rfe8 19. Qc2 Ne5 20. f4 Ned7 21. g4 h6
22. h4 c4 23. g5 hxg5 24. hxg5 Nh5 25. Bxh5 gxh5 26. Qh2 Nc5 27. Qxh5 Nxe4 {
Postnikov,D (2360)-Atakhan,A (2358) chess.com INT 2022 1-0 (48)}) 13... b5 14.
a4 b4 15. Nb1 Re8 $146 ({RR} 15... Bg4 16. Nbd2 Nd7 17. h3 Bxf3 18. Bxf3 Nhf6
19. a5 Rfe8 20. Bf4 Rab8 21. Rfe1 Bf8 22. Qd3 Rb5 23. Nc4 Rbb8 24. Rad1 h6 25.
e5 dxe5 26. d6 Qc8 27. Bxe5 Rd8 28. Bg3 b3 29. Ne5 Nxe5 30. Bxe5 {Sosonko,G 
(2545)-Vasiukov,E (2545) Reykjavik 1980 1-0 (33)}) 16. Nbd2 Bc8 17. Rac1 Nd7
18. h3 a5 19. Rfe1 Nb6 20. Nd4 Bd7 21. Nb5 Bxb5 22. Bxb5 Red8 23. Nf3 Nf6 24.
e5 Nfxd5 25. exd6 Qxd6 26. Bxc5 Qf6 27. Bd4 Qf4 28. g3 Qf5 29. Ne5 Rd6 30. h4
Re6 31. Bd3 Qh5 32. Be2 Qh6 33. Ng4 Qxc1 34. Rxc1 Bxd4 35. Rd1 Rxe2 36. Rxd4 h5
37. Rxd5 hxg4 38. Rd6 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "9"]
[White "Macedo, Maximo Iack"]
[Black "di Berardino, Diego"]
[Result "0-1"]
[ECO "A65"]
[PlyCount "82"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nge2 Bg7 8. Ng3
O-O 9. Be2 a6 10. a4 Nbd7 11. O-O Re8 12. h3 Rb8 13. Bg5 h6 14. Bf4 Qe7 15. Qd2
h5 16. Bg5 Qf8 17. Rfe1 $146 ({RR} 17. f4 Nh7 18. Bh4 Bd4+ 19. Kh1 Qg7 20. Rae1
Ndf6 21. Bd3 Bd7 22. Nce2 Bxa4 23. Nxd4 cxd4 24. Qb4 Bb5 25. Bxb5 axb5 26. Qxd6
Qf8 27. Qxf8+ Kxf8 28. d6 Rbc8 29. e5 Nd7 30. Be7+ Rxe7 31. dxe7+ Kxe7 {
Mchedlishvili,M (2570)-Stephan,V (2430) Tornelo INT 2021 1-0 (44)}) ({RR} 17.
f4 Nh7 18. Bh4 Bd4+ 19. Kh1 Qg7 20. Rae1 Ndf6 21. Bd3 Bd7 22. Nce2 Bxa4 23.
Nxd4 cxd4 24. Qb4 Bb5 25. Bxb5 axb5 26. Qxd6 Qf8 27. Qxf8+ Kxf8 28. d6 Rbc8 29.
e5 Nd7 30. Be7+ Rxe7 31. dxe7+ Kxe7 {Mchedlishvili,M (2570)-Stephan,V (2430)
Tornelo INT 2021 1-0 (44)}) 17... Nh7 18. Be3 h4 19. Nf1 b5 20. axb5 axb5 21.
f3 c4 22. Ra5 b4 23. Nb5 Ne5 24. Qxb4 Bd7 25. Bxc4 Bxh3 26. Be2 Bd7 27. Qxd6 h3
28. Rb1 hxg2 29. Kxg2 Re7 30. Bc5 Qd8 31. Qxb8 Qxb8 32. Bxe7 Qc8 33. Rba1 Qc2
34. Ra8+ Nf8 35. Nc3 Qxb2 36. R8a3 Nd3 37. R1a2 Nf4+ 38. Kh1 Qb6 39. Bg5 Be5
40. Ba6 Nh3 41. Be3 Qf6 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "9"]
[White "Mekhitarian, Krikor"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "D48"]
[PlyCount "128"]
[EventDate "2013.??.??"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
a6 9. a4 b4 10. Nb1 c5 11. O-O Bb7 12. Nbd2 cxd4 ({RR} 12... Bd6 13. Qe2 Qb8
14. Re1 Bc7 15. h3 cxd4 16. exd4 O-O 17. Nc4 Bd5 18. Ne3 Bxf3 19. Qxf3 Qa7 20.
Rd1 Bb6 21. Qf4 Rfd8 22. Nc4 Nf8 23. Nxb6 Qxb6 24. a5 Qb7 25. Qh4 Ng6 26. Bxg6
hxg6 27. Bg5 {Eljanov,P (2693)-Predojevic,B (2652) Sarajevo 2009 1/2-1/2 (67)})
13. exd4 a5 ({RR} 13... Bd6 14. Nc4 Bc7 15. a5 O-O 16. Qe2 h6 17. Bd2 Nd5 18.
Nfe5 Nxe5 19. dxe5 Qh4 20. f4 Rfd8 21. Rf3 Rab8 22. Rh3 Qe7 23. f5 exf5 24.
Bxf5 Qc5+ 25. Kh1 Ne7 26. Be3 Qd5 27. Bg4 Qd3 28. Ba7 {Krasenkow,M (2532)
-Aashman,G (2235) Groningen NED 2023 1-0 (82)}) 14. Bb5 Be7 $146 ({RR} 14...
Bd6 15. Nc4 Bc7 16. Nce5 O-O 17. Nc6 Bxc6 18. Bxc6 Rc8 19. Bb5 h6 20. Qe2 Nd5
21. Ne5 N7f6 22. g3 Bb6 23. Rd1 Nc7 24. Nc6 Qd7 25. Nxa5 Nxb5 26. axb5 Ra8 27.
Nb3 Qd5 28. Rxa8 Rxa8 29. Qd3 {Lissowska,A (2145)-Nowicki,E (2160) Poznan 1989
0-1 (38)}) 15. Nb3 O-O 16. Re1 Bd5 17. Bf4 Ra7 18. Rc1 Qa8 19. Qd3 Be4 20. Qe2
Nb6 21. Bc7 Bd8 22. Bd6 Be7 23. Bc7 Bd8 24. Be5 Bd5 25. Qd3 Ne4 26. Nc5 f5 27.
Re2 g5 28. Ne1 Bf6 29. Bxf6 Rxf6 30. f3 Nd6 31. Nc2 g4 32. fxg4 f4 33. Rf1 Nxb5
34. Qxb5 Bc4 35. Qxb6 Bxe2 36. Rf2 Bxg4 37. d5 Rg7 38. Nxe6 Bxe6 39. dxe6 f3
40. Ne1 Rgg6 41. Qd4 Rxe6 42. Nxf3 Rd6 43. Qc4+ Qd5 44. Qc7 Rc6 45. Qb8+ Kg7
46. h3 Rc1+ 47. Kh2 Qd6+ 48. Qxd6 Rxd6 49. Ne5 Rd5 50. Re2 b3 51. Re4 Rc2 52.
Rg4+ Kf6 53. Nc4 Rc5 54. Nd6 Ke6 55. Ne4 Rf5 56. Rh4 h5 57. Ng3 Rg5 58. Re4+
Kd5 59. Re3 Rxb2 60. Ne2 Kc4 61. Nf4 Rf2 62. Re4+ Kc3 63. Kg1 Rxf4 64. Rxf4 b2
0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "9"]
[White "Toth, Christian Endre"]
[Black "Reis, Paulo Jatoba"]
[Result "1/2-1/2"]
[ECO "A39"]
[PlyCount "21"]
[EventDate "2013.??.??"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bg2 Nf6 6. d4 cxd4 7. Nxd4 O-O 8.
O-O Ng4 9. e3 d6 10. b3 Nxd4 11. exd4 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "10"]
[White "Mekhitarian, Krikor"]
[Black "Barbosa, Evandro Amorim"]
[Result "0-1"]
[ECO "A33"]
[PlyCount "68"]
[EventDate "2013.??.??"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g3 Qb6 7. Nb3 Ne5 8. e4
Bb4 9. Qe2 d6 10. f4 Nc6 11. Be3 Qc7 12. Bg2 Bxc3+ 13. bxc3 O-O 14. c5 dxc5 ({
RR} 14... d5 15. e5 Nd7 16. c4 d4 17. Nxd4 Nxd4 18. Bxd4 Nxc5 19. Qe3 Na4 20.
O-O Bd7 21. g4 Bc6 22. f5 Kh8 23. fxe6 fxe6 24. Rxf8+ Rxf8 25. Rf1 Rxf1+ 26.
Bxf1 b6 27. g5 Qe7 28. Bd3 Nc5 29. Bc2 {Timman,J (2660)-Sax,G (2600) Reykjavik
1988 1/2-1/2 (41)}) ({RR} 14... d5 15. e5 Ne4 16. Bxe4 dxe4 17. Nd2 b6 18. Rb1
Ne7 19. O-O Bb7 20. c4 Nf5 21. g4 Nxe3 22. Qxe3 Rfd8 23. Nxe4 Bxe4 24. Qxe4
Qxc5+ 25. Kh1 Rac8 26. Rbd1 g6 27. f5 Rxd1 28. Rxd1 exf5 29. gxf5 {Gonzalez
Acosta,B (2413)-Urkedal,F (2473) Istanbul 2012 0-1 (41)}) 15. e5 $146 ({RR} 15.
Bxc5 Na5 16. Bd4 Nc6 17. e5 Nd5 18. O-O Nxd4 19. cxd4 Rd8 20. Rac1 Qe7 21. Nc5
b6 22. Ne4 a5 23. Qf3 Qb4 24. Rfd1 Bd7 25. a3 Qb2 26. Rb1 Qc2 27. Rbc1 Qb2 28.
Rb1 Qc2 29. Rdc1 Qa4 {Tukmakov,V (2600)-Langeweg,K (2375) Biel 1995 1-0 (41)})
({RR} 15. Bxc5 Na5 16. Bd4 Nd7 17. e5 Nc6 18. O-O b6 19. Bf2 Bb7 20. Qc4 Rac8
21. Rfd1 Ndb8 22. Rac1 Qe7 23. Qa4 Na6 24. c4 Ncb8 25. Bxb7 Qxb7 26. c5 Nc6 27.
cxb6 axb6 28. Qb5 Ncb4 29. a3 Nd5 {Romanishin,O (2575)-Volokitin,A (2566) Lvov
2001 1/2-1/2 (75)}) 15... Nd5 16. Bxc5 Na5 17. Bxf8 Nxb3 18. axb3 Qxc3+ 19. Kf2
Qd4+ 20. Kf3 Qc3+ 21. Kf2 Qd4+ 22. Kf3 Qc3+ 23. Kg4 Kxf8 24. Rhc1 Qxb3 25. Rab1
Qa3 26. Qb2 Qd3 27. Qb3 h5+ 28. Kxh5 Qf5+ 29. Kh4 Ne7 30. Qb4 a5 31. Qc5 Ke8
32. g4 Ng6+ 33. Kg3 Qxf4+ 34. Kh3 Nxe5 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "10"]
[White "Molina, Roberto Junio"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "C04"]
[PlyCount "73"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Bd3 Nb4 7. Be2 c5 8. c3
Nc6 9. O-O Be7 10. Re1 a5 11. a4 Qb6 12. Nb3 cxd4 13. cxd4 Nb4 ({RR} 13... O-O
14. Bg5 f6 15. exf6 Nxf6 16. Rc1 Bb4 17. Rf1 Bd7 18. Nc5 Bxc5 19. dxc5 Qc7 20.
Bb5 {1/2-1/2 (20) Bezemer,A (2206)-Osterwald,E (2089) Bregenz AUT 2023}) 14.
Bb5 $146 ({RR} 14. Bg5 Qd8 15. Bxe7 Qxe7 16. Rc1 O-O 17. Bb5 Nb8 18. Qe2 b6 19.
Nbd2 Bb7 20. Nf1 N8c6 21. Ng3 Qd8 22. Rc3 Ne7 23. Nh5 Ng6 24. Qd2 Qc7 25. g3
Rfc8 26. h4 Na2 27. Ra3 Nb4 28. Rc3 Na2 {Ushenina,A (2410)-Arutinian,D (2552)
Pardubice 2006 1/2-1/2 (31)}) 14... O-O 15. Be3 Qa7 16. Ng5 b6 17. Rc1 Ba6 18.
h4 Bxb5 19. axb5 a4 20. Na1 Rac8 21. Qe2 a3 22. bxa3 Qxa3 23. Nc2 Nxc2 24. Rxc2
Bxg5 25. hxg5 Rc3 26. Rxc3 Qxc3 27. Rc1 Qb4 28. Rc7 Rd8 29. Qd3 Nf8 30. Rb7
Qe1+ 31. Kh2 Ra8 32. Qc2 Ra1 33. Qc7 Qh1+ 34. Kg3 Qh5 35. Rb8 f5 36. exf6 gxf6
37. Qe7 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "10"]
[White "Reis, Paulo Jatoba"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "A39"]
[PlyCount "53"]
[EventDate "2013.??.??"]

1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. Nf3 Nf6 6. d4 O-O 7. O-O cxd4 8.
Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Nd7 11. b3 Nc5 12. Qd2 Bd7 13. Bb2 Bc6 14. Nd5
Bxb2 15. Qxb2 Bxd5 ({RR} 15... Ne6 16. e4 Nc7 17. Rfe1 Bxd5 18. exd5 a5 19.
Rad1 Qd7 20. h4 h5 21. Kh2 Na6 22. Bh3 Qc7 23. g4 hxg4 24. Bxg4 f5 25. Bh3 Rf6
26. Rg1 Kf7 27. h5 gxh5 28. Qe2 Rh8 29. Rg5 Ke8 30. Rxf5 {Krishnan,R (2266)
-Vivaan Vishal Shah (1873) New Delhi IND 2023 1-0 (66)}) 16. Bxd5 a5 17. Rad1
$146 ({RR} 17. h4 h5 18. Qc2 Kh7 19. Rab1 Rc8 20. Rfd1 Qd7 21. Qd2 b6 22. Kg2
Rc7 23. Bf3 Qf5 24. Qe3 Re8 25. Rbc1 Rd8 26. Rd5 Qf6 27. Rcd1 Rb8 28. Bxh5 gxh5
29. Rxh5+ Kg8 30. Rdd5 e6 31. Rh6 Qb2 {Macon,A (2310)-Trabet,M (2118)
Europe-Chess INT 2020 1-0 (34)}) ({RR} 17. a3 Qc7 18. b4 axb4 19. axb4 Na4 20.
Qb3 Nb6 21. Rxa8 Nxa8 22. Rc1 Nb6 23. Qf3 Nxd5 24. Qxd5 e6 25. Qb5 Ra8 26. c5
d5 27. Qd3 Qe7 28. Qc3 Qd7 29. Qd3 Qe7 30. b5 Rc8 31. c6 Qd6 {Maric,M (1880)
-Badulescu,C Dobrna 1985 1/2-1/2 (35)}) 17... Rb8 18. Rd4 b5 19. Rfd1 b4 20.
Rh4 Nd7 21. c5 Nxc5 22. Qd2 h5 23. Bc4 Kg7 24. Rxh5 Rh8 25. Rxc5 Qd7 26. Qd4+
f6 27. Rxa5 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "10"]
[White "Santiago, Yago"]
[Black "Cavalcanti, Francisco"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "61"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 a6 5. e3 e6 6. Bd3 Nbd7 7. O-O Bd6 ({RR} 
7... dxc4 8. Bxc4 b5 {1/2-1/2 (8) Basso,P (2553)-Moroni,L (2566) Montesilvano
ITA 2021}) 8. b3 ({RR} 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 e5 11. Re1 O-O 12. Qc2
h6 13. c5 Bc7 14. d5 cxd5 15. Bxd5 Qe7 16. Bxh6 e4 17. Bxe4 Qxc5 18. Be3 Qxc2
19. Bxc2 Ne5 20. Nxe5 Bxe5 21. Bc5 Bxb2 22. Rab1 Bc3 {Kim,S (2295)-Kovalevsky,
S (2237) chess.com INT 2023 1-0 (61)}) 8... O-O 9. Bb2 Qe7 10. e4 $146 ({RR} 
10. Ne2 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Qc2 dxc4 14. bxc4 Bxb2 15. Qxb2 Rd8
16. Rad1 Bg4 17. Rd2 Rd7 18. h3 Bxe2 19. Bxe2 Rxd2 20. Qxd2 Rd8 21. Qc2 b5 22.
Rc1 g6 23. Bf3 Qb4 24. Bxc6 Rd2 {Filip,M (2078)-Drnovsek,N (2125) Nova Gorica
2009 1-0 (68)}) ({RR} 10. Qc2 h6 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bd3
Ba3 15. Rad1 Bxb2 16. Qxb2 Rd8 17. Rfe1 Qc7 18. Ne5 Bd7 19. Bb1 Be8 20. Qc2 Kf8
21. c5 Rd5 22. Qe2 Rad8 23. Qe3 b6 24. b4 bxc5 {Voelpel,G-Noack,H Wingst 1999
1-0 (75)}) 10... dxe4 11. Nxe4 Nxe4 12. Bxe4 Nf6 13. Bc2 Ba3 14. Bxa3 Qxa3 15.
c5 Qa5 16. Ne5 Rd8 17. Qd3 g6 18. a3 Qc7 19. b4 Bd7 20. g4 Be8 21. f4 a5 22. f5
exf5 23. gxf5 Nd5 24. fxg6 hxg6 25. b5 cxb5 26. Bb3 Ra6 27. Qe4 Re6 28. Bxd5
Rxe5 29. Qxg6+ Kf8 30. Qh6+ Kg8 31. Kh1 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "10"]
[White "Umetsubo, Cesar"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "A47"]
[PlyCount "87"]
[EventDate "2013.??.??"]

1. d4 {Nielsen,PH} Nf6 2. Nf3 e6 3. Bf4 b6 ({RR} 3... d5 4. e3 c5 5. c3 Nc6 6.
Nbd2 Bd6 7. Bg3 O-O 8. Bb5) 4. e3 Bb7 5. Bd3 Be7 6. h3 c5 7. c3 Nc6 8. O-O O-O
9. Nbd2 d5 10. Qe2 Bd6 11. Bg5 ({RR} 11. Rfe1 Ne7 ({RR} 11... Bxf4 12. exf4
cxd4 13. Nxd4 Nxd4 14. cxd4) 12. Rad1 Ng6 13. Bxg6 hxg6 14. Bxd6 Qxd6 15. Ne5
g5 16. f4 gxf4 17. Rf1 Nd7 ({RR} 17... fxe3 18. Rxf6 exd2 ({RR} 18... gxf6 19.
Qg4+ Kh7 20. Rf1) 19. Rf4 ({RR} 19. Qh5 gxf6 20. Qg4+ Kh8 21. Qh4+ Kg7 22. Ng4
({RR} 22. Qg3+) 22... Qf4) ({RR} 19. Rdf1 Ba6 20. Qh5 d1=Q ({RR} 20... gxf6 21.
Qg4+ Kh8 22. Rf4 Bd3 23. Nxd3 d1=Q+ 24. Qxd1 Rg8 25. Ne5 Kg7 26. Rxf6) ({RR} 
20... Bxf1 21. Nxf7 Rxf7 22. Qxf7+ Kh8 ({RR} 22... Kh7 23. Qg6+)) 21. Rxd1 gxf6
22. Qg4+ Kh7 23. Qh4+ Kg7) 19... f6 20. Ng6) 18. Qh5 ({RR} 18. Nxd7 Qxd7 19.
Rxf4) 18... Nf6 19. Qh4 Qd8 ({RR} 19... Nh7 20. Rxf4 ({RR} 20. exf4)) 20. Rxf4
Ne4 ({RR} 20... cxd4 21. exd4 Ne4 22. Qg4 f5 23. Qg6 Rf6 24. Qh5 Qe8 25. Qxe8+
Rxe8 26. Nxe4) 21. Nxe4 Qxh4 22. Rxh4 dxe4 23. dxc5 bxc5 24. Rd7 Rab8 25. b3 a5
{Carlsen,M (2844)-Tomashevsky,E (2728) Wijk aan Zee 2016 CBM 171 [Nielsen,PH]
1-0}) ({RR} 11. Rfe1 Re8 12. Bb5 a6 13. Bxc6 Bxc6 14. Bxd6 Qxd6 15. Ne5 Nd7 {
1/2-1/2 (15) Inarkiev,E (2658)-Artemiev,V (2714) Moscow RUS 2023}) 11... h6 12.
Bh4 Be7 13. Bg3 a5 $146 ({RR} 13... Nd7 14. Rad1 Re8 15. a3 a5 16. e4 Qc8 17.
Rfe1 c4 18. Bb1 b5 19. exd5 exd5 20. Nf1 Nf6 21. Be5 Ne4 22. Ne3 Nxe5 23. dxe5
Bc5 24. Kh2 Ra6 25. Rf1 Qa8 26. Rde1 Qa7 27. Nxd5 Nxf2 28. Nf4 {Georgiev,V 
(2532)-Quesada Perez,Y (2515) Merida 2006 1-0 (53)}) 14. Rfe1 Qc8 15. Rad1 Ba6
16. Bb5 a4 17. a3 Bxb5 18. Qxb5 c4 19. Qxb6 Bd8 20. Qc5 Ra5 21. Qd6 Ne8 22. Qf4
g5 23. Nxg5 hxg5 24. Qf3 f5 25. Qe2 Qb7 26. Nf1 Rb5 27. Rd2 Nf6 28. f3 Bc7 29.
Bf2 Rb8 30. h4 g4 31. fxg4 Nxg4 32. e4 dxe4 33. Qxc4 Nd8 34. Qxa4 Qc6 35. b4
Nxf2 36. Rxf2 Qxc3 37. Qd1 Qc6 38. Qh5 Qd7 39. g4 Qf7 40. Qg5+ Qg7 41. Qc1 Rc8
42. Kh1 Qh7 43. Qg5+ Qg7 44. Qh5 1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "10"]
[White "di Berardino, Diego"]
[Black "Toth, Christian Endre"]
[Result "0-1"]
[ECO "C87"]
[PlyCount "70"]
[EventDate "2013.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. c3 Bd7 8. d4
O-O 9. d5 Nb8 ({RR} 9... Na5 10. Nbd2 b5 11. Bc2 c6 12. b4 Nb7 13. dxc6 Bxc6
14. Nf1 Qc7 15. Ng3 Bd7 16. Bd2 Rfc8 17. Bb3 Nd8 18. Rc1 Qb7 19. Bg5 h6 20.
Bxf6 Bxf6 21. Qxd6 Qc7 22. Qxc7 Rxc7 23. Nf5 Bxf5 24. exf5 {Shirov,A (2730)
-Stocek,J (2582) Ohrid 2009 1-0 (45)}) 10. c4 ({RR} 10. Bxd7 Nbxd7 11. c4 a5
12. Nc3 Ng4 13. h3 Nh6 14. Bxh6 gxh6 15. Ne2 f5 16. exf5 Rxf5 17. Ng3 Rf6 18.
Nd2 Kh8 19. Nde4 Rg6 20. Qh5 Qf8 21. Re3 Nf6 22. Nxf6 Qxf6 23. Rf3 Qg7 24. Nf5
Qf6 {Nagare Kaivalya Sandip (2095)-Pinheiro,I (2306) chess.com INT 2023 1-0 
(52)}) 10... Bxa4 11. Qxa4 c6 $146 ({RR} 11... Nbd7 12. Nbd2 Nh5 13. Qd1 g6 14.
Nf1 Ng7 15. Bh6 f5 16. exf5 gxf5 17. Ng3 Qe8 18. Qc2 f4 19. Bxg7 Kxg7 20. Ne4
Kh8 21. Nfd2 Qg6 22. f3 c6 23. Qd3 Rg8 24. Re2 Nf6 25. Qb3 cxd5 26. cxd5 {
Blau,M-Szabo,L Moscow (Russia) 1956 0-1 (40)}) ({RR} 11... Nbd7 12. b4 h6 13.
Nc3 Re8 14. h3 Bf8 15. Be3 Nh5 16. g3 g6 17. Qc2 Qe7 18. Rac1 Bg7 19. Ne2 c5
20. dxc6 bxc6 21. Rcd1 Red8 22. g4 Nhf6 23. a3 Nf8 24. Ng3 Ne8 25. Re2 Ne6 26.
Red2 {Kubis,I (1999)-Kovacova,Z (2055) Slovakia 1998 0-1 (51)}) 12. Nc3 cxd5
13. cxd5 Nbd7 14. Qd1 Rc8 15. Qe2 Qc7 16. Bg5 Qc4 17. Qxc4 Rxc4 18. Nd2 Rc7 19.
Nb3 Rfc8 20. f3 Nb6 21. Bc1 Nc4 22. a4 Nd7 23. a5 Rb8 24. Re2 Rcc8 25. Rc2 Bd8
26. Kf2 Nc5 27. Nxc5 dxc5 28. Nd1 Nxa5 29. Be3 Nb3 30. Ra4 a5 31. Ra3 c4 32. d6
b5 33. Ba7 Ra8 34. Be3 a4 35. Ra2 Ba5 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "11"]
[White "Barbosa, Evandro Amorim"]
[Black "Santiago, Yago"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "86"]
[EventDate "2013.??.??"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nh6 7. b4 cxd4 8. Bxh6
gxh6 9. cxd4 Bg7 10. Nc3 O-O 11. b5 Ne7 ({RR} 11... Qa5 12. Qd2 Ne7 13. Bd3 Bd7
14. O-O Ng6 15. Rfc1 Rfc8 16. g3 Rc7 17. Ne2 Rxc1+ 18. Rxc1 Qxa3 19. Rc7 Bxb5
20. Bxb5 Qxf3 21. Rxb7 a5 22. Ba4 Bf8 23. Rb3 Bb4 24. Qc2 Qg4 25. f3 Qg5 26. f4
{Yilmaz,M (2569)-Dubov,D (2614) Kocaeli 2014 0-1 (45)}) 12. Bd3 f6 13. O-O Bd7
$146 ({RR} 13... f5 14. Ne2 Ng6 15. h4 h5 16. Qd2 Bd7 17. a4 Qd8 18. Nf4 Nxh4
19. Nxh4 Qxh4 20. g3 Qg5 21. Kg2 h4 22. Rh1 hxg3 23. fxg3 Qe7 24. Rh2 Be8 25.
Rg1 Bg6 26. Kh1 Rac8 27. g4 Rf7 28. Nxg6 {Kaiyrbekov,R (2295)-Brilej,J (2306)
chess.com INT 2023 1-0 (39)}) 14. exf6 Bxf6 15. Qd2 Kg7 16. Ne2 Rf7 17. Qe3 Rg8
18. Ne5 Bxe5 19. Qxe5+ Kf8 20. Qe3 Rg5 21. h4 Rg4 22. Qxh6+ Rfg7 23. Qf6+ Rf7
24. Qe5 Rxh4 25. Qb8+ Be8 26. a4 Nf5 27. Bxf5 exf5 28. Rac1 Re7 29. g3 Rg4 30.
Rfe1 Rge4 31. Qc8 Rxe2 32. Qxf5+ Rf7 33. Qxd5 Rxe1+ 34. Rxe1 Qf6 35. f4 Rd7 36.
Qc5+ Qd6 37. Qf5+ Bf7 38. Re4 Qg6 39. Qxd7 Qxg3+ 40. Kh1 Qf3+ 41. Kh2 Qxe4 42.
Qd8+ Qe8 43. Qd6+ Qe7 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "11"]
[White "Brito, Luismar"]
[Black "di Berardino, Diego"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "59"]
[EventDate "2013.??.??"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. e4 e6 6. Ndb5 d6 7. Bf4 e5 8.
Bg5 a6 9. Bxf6 gxf6 10. Na3 f5 11. exf5 Bxf5 12. Nd5 ({RR} 12. Bd3 Be6 13. Bc4
Qg5 14. Bd5 O-O-O 15. Qf3 Nd4 16. Qg3 Qxg3 17. hxg3 b5 18. b4 Kd7 19. Kd2 h5
20. Rad1 Rc8 21. Nab1 Bxd5 22. Nxd5 Rxc2+ 23. Kd3 Rxf2 24. Nbc3 f5 25. Rdf1
Rxf1 26. Rxf1 Bg7 {Ventura Bolet,M (2233)-Grigoriants,S (2562) chess.com INT
2023 0-1 (47)}) 12... Bg7 13. c3 O-O 14. Nc4 $146 ({RR} 14. Nc2 Be6 15. Nce3
Rc8 16. Be2 f5 17. O-O f4 18. Nc4 b5 19. Nxd6 Rb8 20. Nb4 Nxb4 21. cxb4 Qe7 22.
Ne4 Rbd8 23. Qe1 Rd4 24. Nc5 Bd5 25. f3 Rd8 26. Bd3 Bf8 27. a3 Rd6 28. Kh1 Rh6
{Kayser,E-Rosseg,D Haarlem 1987 0-1 (36)}) ({RR} 14. Nc2 Be6 15. Nce3 f5 16.
Be2 f4 17. Nc2 e4 18. a4 Ne5 19. g3 e3 20. Nxf4 exf2+ 21. Kxf2 Ng6 22. Kg2
Nxf4+ 23. gxf4 Rxf4 24. h4 Qf6 25. Rf1 Qg6+ {0-1 (25) Baretic,D (2225)
-Cabarkapa,V (2235) Novi Sad 1992}) 14... Be6 15. g3 Ne7 16. Bg2 Nxd5 17. Bxd5
Rc8 18. Ne3 Kh8 19. O-O Bh6 20. Re1 Rc5 21. Bg2 Qb6 22. Qh5 Bxe3 23. fxe3 Rg8
24. Qh6 Rcc8 25. Be4 Rg7 26. b3 Re8 27. Qf6 Bg4 28. Bd5 Be6 29. Be4 Bg4 30. Bd5
1/2-1/2

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "11"]
[White "Cavalcanti, Francisco"]
[Black "Umetsubo, Cesar"]
[Result "0-1"]
[ECO "D56"]
[PlyCount "132"]
[EventDate "2013.??.??"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 Ne4 8. Bxe7
Qxe7 9. Qc2 Nxc3 10. Qxc3 dxc4 11. Bxc4 b6 12. Rc1 Bb7 13. Be2 Nd7 14. O-O Rfc8
15. Rfd1 c5 16. Qa3 Kf8 17. Bb5 $146 ({RR} 17. dxc5 Rxc5 18. Rxc5 Nxc5 19. b4
Nd7 20. Qa4 Nf6 21. Ne5 Nd5 22. Rd4 Qc7 23. Nf3 {1/2-1/2 (23) Szily,J-Filep,T
Budapest 1962}) ({RR} 17. Kf1 cxd4 18. Qxe7+ Kxe7 19. Nxd4 a6 20. Bf3 Bxf3 21.
Nxf3 Rxc1 22. Rxc1 Kd8 23. Rd1 Ke7 24. Ke2 Rc8 25. Rd2 Nc5 26. Rc2 a5 27. a3
Rc7 28. Nd4 Na6 29. Rd2 Rc1 30. h4 Nc5 31. Kf3 h5 {Pomar Salamanca,A-Perez
Gonsalves,E Las Palmas 1964 1/2-1/2 (33)}) 17... Bc6 18. Bxc6 Rxc6 19. Qa4 Rc7
20. Rc2 Rac8 21. Rdc1 Qd6 22. Qa6 Qd5 23. b3 Kg8 24. h3 Nb8 25. Qb5 Qd7 26. Qc4
b5 27. Qc3 Na6 28. Qa5 cxd4 29. Rxc7 Rxc7 30. Rd1 Qc8 31. Rxd4 Rc1+ 32. Kh2
Qc7+ 33. Qxc7 Rxc7 34. Rd8+ Kh7 35. Nd4 b4 36. Rd6 Nc5 37. Rc6 Rxc6 38. Nxc6
Nd3 39. Kg3 Kg6 40. e4 f5 41. Kf3 a5 42. Nxa5 Nc1 43. Ke3 Nxa2 44. Kd4 fxe4 45.
Kxe4 Kf6 46. Kd4 e5+ 47. Kc4 Kf5 48. Nc6 Nc3 49. Nxb4 Nd1 50. Nd5 Nxf2 51. b4
Ne4 52. Nc3 Nd6+ 53. Kd5 Nc8 54. b5 h5 55. Ne4 Ne7+ 56. Kc5 Nc8 57. Ng3+ Kg5
58. Kd5 h4 59. Ne4+ Kf4 60. Nc3 Kg3 61. Kxe5 Kxg2 62. Kf5 Kxh3 63. Ne4 Kg2 64.
Kg4 h3 65. Ng3 h2 66. Kh4 g6 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "11"]
[White "Leitao, Rafael"]
[Black "Reis, Paulo Jatoba"]
[Result "1-0"]
[ECO "A57"]
[PlyCount "71"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 g6 5. Qc2 bxc4 6. e4 Ba6 7. Nbd2 c3 8. bxc3
Bxf1 9. Kxf1 Bg7 10. g3 O-O 11. Kg2 e6 12. dxe6 fxe6 13. e5 Nd5 14. c4 $146 ({
RR} 14. Qe4 Nc6 15. c4 Nb6 16. Rb1 Qe7 17. h4 Qf7 18. Bb2 Qf5 19. Rhe1 Bh6 20.
Re2 Nb4 21. a3 Bxd2 22. Nxd2 Nd3 23. Ba1 Qxe4+ 24. Nxe4 Nxc4 25. Nf6+ Rxf6 26.
exf6 {1-0 (26) Afanasiev,N (2498)-Shinkevich,V (2442) Moscow RUS 2020}) ({RR} 
14. Qe4 Nc6 15. c4 Nb6 16. Rb1 Qe7 17. h4 Qf7 18. Bb2 Qf5 19. Rhe1 Bh6 20. Re2
Nb4 21. a3 Bxd2 22. Nxd2 Nd3 23. Ba1 Qxe4+ 24. Nxe4 Nxc4 25. Nf6+ Rxf6 26. exf6
{1-0 (26) Afanasiev,N (2498)-Shinkevich,V (2442) Moscow RUS 2020}) 14... Nb6
15. Ba3 Qc7 16. Rae1 Na6 17. Qe4 Rf5 18. g4 Rff8 19. h4 Qc6 20. Qxc6 dxc6 21.
Ng5 Rad8 22. Nde4 Nxc4 23. Bxc5 Nxc5 24. Nxc5 Rd2 25. Nge4 Rxa2 26. Nxe6 Rf7
27. Nxg7 Kxg7 28. e6 Re7 29. Ra1 Re2 30. Kf3 Rb2 31. Rhd1 Rbb7 32. Kg2 Ne5 33.
g5 Rb4 34. Nf6 Rbb7 35. Rd8 Rxe6 36. Ne8+ 1-0

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "11"]
[White "Macedo, Maximo Iack"]
[Black "Mekhitarian, Krikor"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "52"]
[EventDate "2013.??.??"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 O-O 7. Bd3 b5 8. Nge2
Nbd7 ({RR} 8... bxc4 9. Bxc4 exd5 10. Bxd5 Nxd5 11. Qxd5 Qb6 12. Bf4 Be6 13.
Qxa8 Nc6 14. Qxf8+ Kxf8 15. Bxd6+ Kg8 16. O-O-O Na5 17. Nd5 Bxd5 18. Rxd5 Nc4
19. Bf4 h6 20. b3 Qa6 21. bxc4 Qxa2 22. Ng3 a5 23. Bd2 {Mamedyarov,S (2766)-So,
W (2808) chess.com INT 2017 1-0 (75)}) ({RR} 8... bxc4 9. Bxc4 exd5 10. Bxd5
Nxd5 11. Qxd5 Qb6 12. O-O Bb7 13. Qd1 Na6 14. Nf4 Bxc3 15. bxc3 c4+ 16. Kh1 Qa5
17. Qd4 Nc5 18. Be3 Rad8 19. Nd5 Ne6 20. Qxa7 Qxa7 21. Bxa7 Bxd5 22. exd5 Nc7
23. Bb6 {Shuvalov,E (2038)-Abdilkhair,A (2268) chess.com INT 2023 1-0 (45)}) 9.
dxe6 fxe6 10. cxb5 d5 11. O-O $146 ({RR} 11. exd5 exd5 12. O-O Ne5 13. Bg5 Bb7
14. Bf5 Qd6 15. Nf4 Rae8 16. Nd3 g6 17. Bh3 Nxd3 18. Qxd3 c4 19. Qc2 Qc5+ 20.
Kh1 d4 21. Bxf6 Rxf6 22. Na4 Qd5 23. Rad1 d3 24. Qf2 Qxb5 25. b3 c3 {Krishna,C
(2326)-Arindam,M (2265) Kolkata 2012 1-0 (42)}) 11... Bb7 12. exd5 exd5 13. Nf4
Re8 14. Bf5 Nf8 15. Kh1 Ba5 16. Qc2 g6 17. Bh3 c4 18. Na4 Qd6 19. Ne2 Rad8 20.
Nac3 d4 21. Ne4 Nxe4 22. fxe4 Qc5 23. b4 Bxb4 24. Rxf8+ Rxf8 25. Be6+ Kg7 26.
Ng3 d3 0-1

[Event "BRA ch"]
[Site "Joao Pessoa"]
[Date "2013.12.??"]
[Round "11"]
[White "Toth, Christian Endre"]
[Black "Molina, Roberto Junio"]
[Result "0-1"]
[ECO "A11"]
[PlyCount "112"]
[EventDate "2013.??.??"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O Bg4 5. d3 Nbd7 6. c4 e6 7. cxd5 cxd5 8.
Qb3 Nc5 9. Qb5+ Nfd7 ({RR} 9... Qd7 10. Nc3 a6 11. Qxd7+ Ncxd7 12. Bf4 Be7 13.
Ne5 Bh5 14. Rfc1 O-O 15. Rc2 g5 16. Nxd7 Nxd7 17. Be3 Bf6 18. Na4 Rac8 19. Rac1
Rxc2 20. Rxc2 d4 21. Bc1 b5 22. Nc5 Nxc5 23. Rxc5 Bxe2 24. Bf1 {Fressinet,L 
(2712)-Almasi,Z (2694) Linares 2014 1/2-1/2}) ({RR} 9... Qd7 10. Nc3 a6 11.
Qxd7+ Ncxd7 12. h3 Bxf3 13. Bxf3 Be7 14. Bf4 O-O 15. Rac1 Rac8 16. g4 h6 17.
Bg3 Rfd8 18. Bg2 Ne8 19. f4 Bc5+ 20. Bf2 Bxf2+ 21. Kxf2 Nc5 22. b4 Nd7 23. Na4
b5 24. Nc5 {Arias Boo,G (2216)-Garcia,R (2110) Barcelona ESP 2023 1-0 (52)})
10. d4 a6 11. Qb4 Nd3 12. Qxb7 $146 ({RR} 12. Qb3 Nb4 13. Bd2 Nc6 14. Qxb7 Bxf3
15. Qxc6 Bxe2 16. Re1 Rc8 17. Qa4 Bb5 18. Qd1 Be7 19. Bxd5 Nf6 20. Bb7 O-O 21.
Bxc8 Qxc8 22. Nc3 Bc6 23. Bg5 Rd8 24. Rc1 Qa8 25. Bxf6 Bxf6 26. d5 exd5 {
Artemiev,V (2524)-Movsesian,S (2699) Khanty-Mansiysk 2013 0-1 (51)}) 12... Nb4
13. Na3 Bxf3 14. Bxf3 Rb8 15. Qa7 Rb6 16. Bf4 Nc6 17. Qc7 Qxc7 18. Bxc7 Rxb2
19. Nc4 Rb7 20. Nd6+ Bxd6 21. Bxd6 Nxd4 22. Kg2 f6 23. Rab1 Ra7 24. Rfc1 Kf7
25. e3 Nxf3 26. Kxf3 Rha8 27. Rc6 a5 28. Ke2 Ra6 29. Rxa6 Rxa6 30. Ba3 Rb6 31.
Rc1 Ne5 32. Rc7+ Kg6 33. f4 Rc6 34. Rxc6 Nxc6 35. Bc5 e5 36. g4 exf4 37. exf4
f5 38. h3 Kf6 39. a3 Ke6 40. Kd3 a4 41. Kc3 fxg4 42. hxg4 g6 43. Kd3 Kf6 44.
Ke3 h5 45. Kf3 Ke6 46. f5+ Kf6 47. gxh5 gxh5 48. Kf4 d4 49. Ke4 h4 50. Bd6 h3
51. Bg3 Kg5 52. Bf4+ Kf6 53. Bg3 Ne7 54. Be5+ Kf7 55. Bf4 Nxf5 56. Kxf5 d3 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.17"]
[Round "1"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2216"]
[BlackElo "2311"]
[PlyCount "150"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Kb1 O-O 14. Ne4 Nxe4
15. Qxe4 Nf6 16. Qe2 Qd5 17. Ne5 Qe4 18. Qxe4 Nxe4 19. Be3 Rfd8 20. g4 c5 21.
dxc5 Bxc5 22. Bxc5 Nxc5 23. f3 Kf8 24. c3 $146 ({RR} 24. c4 f6 25. Ng6+ Kf7 26.
Kc2 a5 27. b3 Rac8 28. a3 e5 29. b4 Ne6 30. Rxd8 Rxd8 31. Kc3 axb4+ 32. axb4
Ra8 33. Nh4 Nd4 34. c5 Ke6 35. Kc4 Ra2 36. Nf5 Rc2+ 37. Kd3 Rf2 38. Nxd4+ exd4
{Chalmeta Ugas,R (2269)-Juan Bartroli,P (2229) Sant Boi 2016 1-0 (57)}) ({RR} 
24. Kc1 Ke7 25. Rhe1 Rac8 26. b3 Na6 27. Rxd8 Rxd8 28. Rd1 Rxd1+ 29. Kxd1 Nb4
30. a3 Nd5 31. Kd2 Nc7 32. Ke3 Nb5 33. a4 Nc7 34. Kd4 Nd5 35. c4 Nb4 36. Kc3
Nc6 37. Nxc6+ bxc6 38. Kd4 Kd6 {Kiolbasa,O (2182)-Vangsgaard,F (1957) Porec
2015 1/2-1/2 (42)}) 24... Ke7 25. Kc2 Rac8 26. b3 Kf6 27. Nc4 Ke7 28. Rhe1 f6
29. Ne3 Rxd1 30. Rxd1 b5 31. Rd2 Kf7 32. Rd1 Rc7 33. a3 g5 34. hxg6+ Kxg6 35.
Rh1 a6 36. Ng2 e5 37. Ne3 Ne6 38. Kb2 Rd7 39. Kc2 Rc7 40. Kb2 Rd7 41. Kc2 Ng5
42. Rf1 h5 43. gxh5+ Kxh5 44. Ng4 Rd6 45. Ne3 Kg6 46. c4 Ne6 47. Kc3 Nf4 48.
Rg1+ Kf7 49. Rd1 Ne2+ 50. Kb4 Nd4 51. c5 Rc6 52. Rf1 a5+ 53. Kxa5 Rxc5 54. Kb4
Rc8 55. f4 Ke6 56. fxe5 fxe5 57. Rd1 Rh8 58. Rd3 Rh3 59. Kc3 Ne2+ 60. Kd2 Nd4
61. Kc3 Rh2 62. a4 Ra2 63. axb5 Nxb5+ 64. Kb4 Nd4 65. Rd1 Ra8 66. Rd3 Rh8 67.
Kc4 Rc8+ 68. Kb4 Kd6 69. Nf5+ Kc7 70. Nxd4 exd4 71. Rxd4 Rh8 72. Rg4 Rh5 73.
Rg7+ Kb6 74. Ka4 Rf5 75. b4 Rh5 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.17"]
[Round "1"]
[White "Andrade Fiaes, Mario Henrique"]
[Black "Rodrigues, Edgar"]
[Result "0-1"]
[ECO "A75"]
[WhiteElo "2151"]
[BlackElo "2338"]
[PlyCount "74"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 a6 7. a4 g6 8. Bf4
Bg7 9. e4 O-O 10. Be2 Bg4 11. O-O Re8 12. h3 Bxf3 ({RR} 12... Nxe4 13. Nxe4
Rxe4 14. Bh2 Bxf3 15. Bxf3 Rb4 16. Re1 Qf8 17. Ra2 Nd7 18. b3 Ne5 19. Be2 Re8
20. a5 Qe7 21. Kf1 Rd4 22. Qb1 Nd3 23. Bxd3 Qxe1+ 24. Qxe1 Rxe1+ 25. Kxe1 Rxd3
26. Bxd6 Rxd5 27. Be7 {Savchenko,B (2565)-Gabrielian,A (2506) Voronezh RUS
2018 0-1}) 13. Bxf3 Qc7 14. Rc1 ({RR} 14. Qc2 Nbd7 15. a5 c4 16. Ra4 b5 17.
axb6 Nxb6 18. Ra3 Nfd7 19. Rfa1 Nc5 20. Be3 Nd3 21. Nd1 Ne1 22. Bxb6 Qxb6 23.
Qxc4 Rec8 24. Qe2 Nxf3+ 25. Rxf3 Rc5 26. Rfa3 a5 27. Qd2 Qc7 28. Ne3 Rb5 {
Kraus,O (2311)-Atnilov,B (2070) Israel ISR 2021 0-1 (43)}) 14... Qb6 $146 ({RR
} 14... Nbd7 15. b4 b6 16. Re1 Rab8 17. Qe2 c4 18. Qa2 Ne5 19. Be2 Nfd7 20. Be3
Rbc8 21. Qd2 Nf6 22. f4 Ned7 23. Bf3 Qb7 24. Bd4 Qb8 25. g4 h6 26. h4 a5 27.
bxa5 Nc5 28. Bxc5 Rxc5 29. axb6 {Schulz,R (2290)-Kleeschaetzky,R (2225)
Germany 1999 0-1 (73)}) ({RR} 14... Nbd7 15. Re1 Ne5 16. Be2 Qb6 17. Qc2 Qb4
18. Bf1 Rac8 19. Na2 Qb6 20. b3 h6 21. Bd2 g5 22. Bc4 Qd8 23. Nc3 Nh5 24. Qd1
Nf4 25. Ne2 Nfd3 26. Bxd3 Nxd3 27. Bxg5 Nxf2 28. Bxd8 Nxd1 29. Rexd1 {
Manolache,M (2492)-Cioara,A (2422) Bucharest 2006 1/2-1/2 (73)}) 15. a5 Qd8 16.
Qb3 Qc7 17. Rfe1 Nbd7 18. Qa3 Ne5 19. Be2 Qe7 20. Bg5 h6 21. Bh4 g5 22. Bg3 Ng6
23. f3 Nh5 24. Bf2 Be5 25. b4 Qf6 26. f4 Nhxf4 27. bxc5 dxc5 28. Na4 Bd4 29.
Bf3 Ne5 30. Bxd4 Nxf3+ 31. gxf3 Qxd4+ 32. Kh1 Qf2 33. Rg1 Qh4 34. Rc2 Nxh3 35.
Rh2 Rxe4 36. fxe4 Qxe4+ 37. Rhg2 Nf2+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.17"]
[Round "1"]
[White "Brito, Luismar Jorge"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2254"]
[BlackElo "2323"]
[PlyCount "80"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 cxd4 8.
cxd4 Qc7 9. Bd2 Qxc2 10. Qxg7 Rg8 11. Qh6 Qb2 12. Rc1 Qxd4 13. Qxh7 Qxe5+ 14.
Be3 ({RR} 14. Ne2 Nbc6 15. h4 Bd7 16. Qb1 d4 17. Rh3 Qd6 18. Rb3 b6 19. Bg5 Na5
20. Rg3 e5 21. f4 Rxg5 22. hxg5 Ng6 23. f5 Nf4 24. Nxf4 exf4 25. Rh3 Qe5+ 26.
Kf2 Bxf5 27. Qb5+ Qxb5 28. Bxb5+ Ke7 {Blomqvist,E (2538)-Arvola,B (2474)
Norway NOR 2023 1/2-1/2 (59)}) 14... Nbc6 15. Nf3 Qf5 16. Qxf5 $146 ({RR} 16.
Qh4 Qg4 17. Qf6 Qg7 {1/2-1/2 (17) Staberhofer,R (2205)-Seifert,D (2125) St
Veit 2006}) ({RR} 16. Qh6 Bd7 17. Be2 e5 18. Ng5 Qg6 19. Qxg6 fxg6 20. g4 e4
21. Bc5 b6 22. Bd6 Nd4 23. Ba6 Bxg4 24. Rc7 Ndf5 25. Bb5+ Kf8 26. Bc6 Rd8 27.
Ne6+ Kf7 28. Nxd8+ Rxd8 29. Bxe7 Nxe7 30. Rxa7 Rc8 {Emelyanov,N-Babazade,J 
(2082) Kislovodsk 2010 0-1 (35)}) 16... Nxf5 17. Bb5 Bd7 18. O-O f6 19. Rfd1
Kf7 20. g3 a6 21. Bf1 Nfe7 22. Bh3 Bc8 23. Rb1 b5 24. Rdc1 e5 25. Bg2 Bf5 26.
Rb2 Be4 27. Bc5 Rac8 28. Re1 Nf5 29. a4 Na5 30. Be3 Nc4 31. Rb4 Nfd6 32. axb5
axb5 33. Nd2 Bxg2 34. Kxg2 d4 35. Nxc4 bxc4 36. Bc1 Rb8 37. Ba3 Rxb4 38. Bxb4
Ke6 39. Ra1 Rb8 40. Be1 c3 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.17"]
[Round "1"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "2387"]
[BlackElo "2636"]
[PlyCount "82"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Bd6 7. Ng3 c6 8. Be2
e5 9. cxd5 cxd5 ({RR} 9... exd4 10. Qxd4 cxd5 11. O-O Nc6 12. Qa4 Be6 13. Rd1
a6 14. Bf3 b5 15. Qc2 Rc8 16. Qe2 Be5 17. Bd2 d4 18. exd4 Bxg3 19. Be3 Bc4 20.
Qd2 Bb8 21. Bg5 Qd6 22. g3 Bb3 {0-1 (22) Gupta,A (2631)-Samant,A (2430) Abu
Dhabi UAE 2022}) 10. Nb5 Nc6 11. Nxd6 Qxd6 12. O-O $146 ({RR} 12. dxe5 Qxe5 13.
O-O Rd8 14. Bf3 Be6 15. Qa4 a6 16. Rb1 Rac8 17. b4 Nd7 18. b5 axb5 19. Rxb5 Qc7
20. Qh4 Nde5 21. Bb2 d4 22. Bxd4 Nxd4 23. exd4 Nxf3+ 24. gxf3 Qc3 25. Nf5 Bxf5
26. Rxf5 Rxd4 {Sai Agni Jeevitesh,J (2364)-Gaehwiler,G (2436) Araruama BRA
2018 1/2-1/2 (40)}) 12... Be6 13. b4 exd4 14. exd4 a6 15. Be3 Ne4 16. Qe1 Ne7
17. f3 Nxg3 18. hxg3 Nf5 19. Bf2 Qd7 20. Rc1 Nd6 21. g4 Rac8 22. Qd2 Rxc1 23.
Rxc1 Nc4 24. Qf4 Rc8 25. Rc3 h6 26. Bg3 Qd8 27. Bf2 b5 28. Qc1 f5 29. gxf5 Bxf5
30. Qf4 Bg6 31. Bh4 Qd7 32. Bg3 Kh7 33. Kf2 Re8 34. Bxc4 dxc4 35. Re3 Rd8 36.
Qc7 Qxd4 37. Be5 Qh4+ 38. Bg3 Rd2+ 39. Ke1 Qd4 40. Bf4 Qb2 41. Kf1 Qc1+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.17"]
[Round "1"]
[White "Mekhitarian, Krikor Sevag"]
[Black "El Debs, Felipe de Cresce"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2565"]
[BlackElo "2512"]
[PlyCount "80"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. d3 Nbd7 6. Qe1 e5 7. h3 Bh5 8. e4
dxe4 9. dxe4 Be7 10. Nbd2 O-O 11. Nc4 Qc7 12. Nh4 Rfe8 13. a4 a5 ({RR} 13...
Nc5 14. b4 Ne6 15. c3 Nd7 16. Nf5 Bf8 17. Bd2 f6 18. f4 Nb6 19. Nxb6 Qxb6+ 20.
Be3 Qc7 21. Qf2 exf4 22. gxf4 Bf7 23. Kh1 g6 24. Nd4 a5 25. Nxe6 Bxe6 26. Bb6
Qc8 27. f5 Bf7 28. bxa5 {Rohith,K (2423)-Kutirov,R (2292) Arandjelovac SRB
2023 1-0 (39)}) 14. Bd2 b6 15. Nf5 ({RR} 15. Kh1 Nc5 16. g4 Nfd7 17. f4 b5 18.
axb5 cxb5 19. Ne3 Qd8 20. Nhf5 exf4 21. Nd5 Bg6 22. Bxa5 Rxa5 23. Ndxe7+ Rxe7
24. Qxa5 Re8 25. Qxd8 Rxd8 26. Rad1 f6 27. Rxf4 Rb8 28. Rf2 Ne5 29. g5 fxg5 {
Giri,A (2798)-Motylev,A (2649) Baku 2015 1-0 (34)}) 15... Bf8 16. Bg5 $146 ({RR
} 16. Kh1 Nc5 17. f3 Nfd7 18. Be3 f6 19. Qc3 Rad8 20. Rfd1 Nb8 21. Rxd8 Rxd8
22. Nxa5 bxa5 23. Bxc5 Bxc5 24. Qxc5 Rd2 25. Qc3 Qd8 26. Ne3 Bf7 27. Nc4 Re2
28. Bf1 {1-0 (28) Korley,K (2421)-Aagaard,J (2474) Charlotte USA 2022}) ({RR} 
16. g4 Bg6 17. Bg5 Bxf5 18. gxf5 h6 19. Be3 Bc5 20. Bf3 Rad8 21. Rd1 Bd4 22.
Bc1 Nb8 23. c3 Bc5 24. Qe2 Rd7 25. Rxd7 Nbxd7 26. Rd1 Bf8 27. Ne3 Nc5 28. Qc2
Rd8 29. Rxd8 Qxd8 30. Nc4 Qc7 {Gregori,G (2034)-Koksal,E (2182) Maribor 2012
0-1 (55)}) 16... Bb4 17. c3 Bf8 18. g4 Bg6 19. Rd1 h6 20. Bh4 Bxf5 21. exf5 Nd5
22. Qd2 Nc5 23. Bxd5 cxd5 24. Qxd5 Nxa4 25. Bg3 Rac8 26. Nxe5 Nxb2 27. Nd3 Qxc3
28. Be5 Nxd1 29. Bxc3 Nxc3 30. Qb7 Rcd8 31. Nf4 Bc5 32. Qf3 Ne4 33. Rd1 Ng5 34.
Qb3 Rxd1+ 35. Qxd1 Re1+ 36. Qxe1 Nf3+ 37. Kf1 Nxe1 38. Kxe1 a4 39. Nd3 a3 40.
Nc1 Kf8 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.17"]
[Round "1"]
[White "Mendonca, Mateus Nakajo"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "2426"]
[BlackElo "2151"]
[PlyCount "68"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 Nd7 8. Bd3
g6 9. O-O Bg7 10. e4 dxe4 11. Nxe4 Qe7 12. c5 O-O 13. Re1 Rd8 ({RR} 13... Nf6
14. Nxf6+ Qxf6 15. Ne5 Rd8 16. Qg4 h5 17. Qe4 Bd7 18. Rad1 Be8 19. Bf1 Rac8 20.
g3 Rc7 21. Bg2 b6 22. b4 Rd5 23. Qe3 Rd8 24. Rd3 Qe7 25. Nc4 b5 26. Nd6 Rxd6
27. cxd6 Qxd6 28. a3 {Wartiovaara,O (2321)-Przybylski,W (2308) chess.com INT
2023 1/2-1/2 (114)}) 14. Qc1 $146 ({RR} 14. Qc2 b6 15. b4 a5 16. b5 cxb5 17. c6
Nf6 18. Bxb5 Nd5 19. a4 Ba6 20. Rab1 Bxb5 21. axb5 Nc7 22. Red1 a4 23. Nc3 a3
24. Qb3 Ra5 25. Ra1 g5 26. h3 h5 27. Ne5 Bxe5 28. dxe5 Rxd1+ {Keymer,V (2568)
-Martirosyan,H (2622) chess.com INT 2020 0-1 (38)}) ({RR} 14. Qc2 b6 15. b4 a5
16. b5 cxb5 17. c6 Nf6 18. Bxb5 Nd5 19. a4 Ba6 20. Rab1 Bxb5 21. axb5 Nc7 22.
Red1 a4 23. Nc3 a3 24. Qb3 Ra5 25. Ra1 g5 26. h3 h5 27. Ne5 Bxe5 28. dxe5 Rxd1+
{Keymer,V (2568)-Martirosyan,H (2622) chess.com INT 2020 0-1 (38)}) 14... Nf6
15. Nd6 Ne8 16. Nxe8 Qxe8 17. Qf4 Qe7 18. Rad1 Bd7 19. h4 Be8 20. h5 gxh5 21.
Qe4 b6 22. b4 a5 23. a3 axb4 24. axb4 bxc5 25. bxc5 Ra4 26. Bc2 Rb4 27. Re3 Rd5
28. Ra3 Rb8 29. Nh4 Qd8 30. Rf3 f5 31. Qf4 Rb4 32. Rg3 Rdxd4 33. Rxd4 Qxd4 34.
Qxh6 Qa1+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "2"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Brito, Luismar Jorge"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2216"]
[BlackElo "2254"]
[PlyCount "82"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nxc6 Qxc6 8.
O-O d6 ({RR} 8... Ne7 9. Re1 Ng6 10. e5 Qc7 11. Qh5 b5 12. Bxg6 fxg6 13. Qh4
Bb7 14. Bg5 Bc5 15. Ne4 Bxe4 16. Qxe4 O-O 17. Be3 Rac8 18. c3 Rf5 19. Bxc5 Qxc5
20. Qe3 Qxe3 21. Rxe3 Rc5 22. Rd1 Rfxe5 23. Rxd7 {Nepomniachtchi,I (2720)
-Grischuk,A (2771) Moscow 2010 1/2-1/2 (39)}) 9. Be3 Nf6 10. f4 $146 ({RR} 10.
Qe2 Be7 11. Nb5 Bd7 12. Nd4 Qc7 13. a4 d5 14. exd5 Nxd5 15. Bd2 O-O 16. Rfe1
Nf4 17. Qe4 Nxd3 18. Qxd3 Bd6 19. Nf3 h6 20. Bc3 Rfd8 21. Qd4 Bf8 22. Qh4 b5
23. axb5 axb5 24. Ne5 Be8 {Blomstereng,R (1281)-Remman,F (1603) Tromsoe 2000
0-1 (34)}) ({RR} 10. Qe2 Be7 11. a4 O-O 12. f3 b6 13. Qf2 Nd7 14. Ne2 Nc5 15.
Nd4 Qb7 16. Bc4 Bd7 17. b3 Rfc8 18. Rfc1 Nxa4 19. bxa4 Rxc4 20. a5 b5 21. Ne2
Rac8 22. Nf4 Bf6 23. Ra2 g6 24. Qd2 Qc7 {Guillen Vilca,J (1363)-Ochochoque
Hernandez,J (1740) Lima 2017 0-1 (38)}) 10... b5 11. e5 b4 12. exf6 bxc3 13.
Bd4 cxb2 14. Rb1 gxf6 15. Rxb2 Rg8 16. c4 f5 17. Rff2 Bg7 18. Be2 Bxd4 19. Qxd4
Qc5 20. Qf6 Ra7 21. Bh5 Re7 22. h3 e5 23. Rb8 Qc7 24. Bxf7+ Rxf7 25. Qe6+ Kd8
26. Rxc8+ Qxc8 27. Qxf7 Re8 28. Rd2 Qc5+ 29. Kh2 exf4 30. Rd5 Qa3 31. Qf6+ Kc7
32. Qg7+ Kc6 33. Rxf5 Re4 34. Rg5 Qxa2 35. c5 dxc5 36. Qxh7 Qc4 37. Rg6+ Kb5
38. Qb7+ Ka5 39. Qc7+ Kb4 40. Qb7+ Ka5 41. Qc7+ Kb4 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "2"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Andrade Fiaes, Mario Henrique"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2151"]
[BlackElo "2151"]
[PlyCount "160"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3 6. Qxc3 d6 7. g3 b6 8. Bg2
Bb7 9. O-O Nbd7 10. b3 c5 ({RR} 10... e5 11. d4 exd4 12. Nxd4 Bxg2 13. Kxg2 Qe8
14. Bb2 Ne5 15. Rae1 c5 16. Nf5 Qc6+ 17. f3 Rfe8 18. e4 Re6 19. Qd2 Kf8 20. Rd1
Rd8 21. Bxe5 Rxe5 22. Qg5 Rxf5 23. Qxf5 Re8 24. Qf4 Re6 25. Rd5 {Harvey,M 
(2440)-Greet,A (2417) London ENG 2021 1/2-1/2 (48)}) 11. Bb2 Rc8 ({RR} 11...
Re8 12. d3 d5 13. cxd5 exd5 14. e3 Rc8 15. Qd2 Nf8 16. Nh4 Rc7 17. Rac1 Ng6 18.
Nxg6 hxg6 19. b4 Qd6 20. Rc2 d4 21. e4 Ba6 22. Rfc1 Ng4 23. Qd1 Ne5 24. Rd2 Rd8
25. f4 Nxd3 26. Rxd3 {Illescas Cordoba,M (2602)-Jenni,F (2522) Plovdiv 2003
1-0 (40)}) 12. Rac1 Qc7 13. Rfe1 $146 ({RR} 13. d3 Qb8 14. Ba1 Rfe8 15. Qd2 h6
16. Rfd1 d5 17. cxd5 exd5 18. e3 Qd6 19. Qb2 Ba6 20. Rd2 Re7 21. Rcd1 {1/2-1/2
(21) Jakovljevic,V (2324)-Savic,M (2441) Novi Sad 2000}) 13... Rfe8 14. e4 e5
15. d3 Nf8 16. Qd2 Ng6 17. b4 Rf8 18. Bc3 Rb8 19. Ra1 Ne8 20. a4 f5 21. Ng5 Qe7
22. exf5 Rxf5 23. Ne4 Nc7 24. a5 Ne6 25. axb6 axb6 26. Ra7 Rf7 27. bxc5 Nxc5
28. Nxc5 dxc5 29. Bd5 Kh8 30. Bxf7 Qxf7 31. Qe3 Rf8 32. Rf1 Qc7 33. f3 Qb8 34.
Ra2 Rf5 35. Re2 h6 36. f4 Qf8 37. g4 exf4 38. Qe8 Rf7 39. Qxf8+ Nxf8 40. Rb2
Nd7 41. Ra1 Kh7 42. Kf2 Kg6 43. Ra7 Bc6 44. Re2 Kg5 45. Re6 Bh1 46. Rd6 Ne5 47.
Rxf7 Nxf7 48. Rxb6 Kxg4 49. Bxg7 Ng5 50. Rxh6 Nh3+ 51. Rxh3 Kxh3 52. Be5 Kxh2
53. Bxf4+ Kh3 54. Bd6 Kg4 55. Ke3 Kf5 56. Bxc5 Bg2 57. Ba3 Bf1 58. Kd4 Ke6 59.
Kc3 Kd7 60. d4 Kc6 61. d5+ Kc7 62. Kd4 Bh3 63. Kc5 Bf1 64. Kd4 Bh3 65. Bb4 Bd7
66. Ba5+ Kb7 67. Kc5 Ba4 68. Kd6 Kc8 69. c5 Bd1 70. c6 Bf3 71. Ke6 Bg2 72. Bb6
Bf3 73. Kd6 Bg2 74. Kc5 Bf3 75. d6 Bg4 76. Kd4 Bh3 77. Ke5 Bg4 78. Kf6 Bd7 79.
cxd7+ Kxd7 80. Ke5 Kc6 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "2"]
[White "El Debs, Felipe de Cresce"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2512"]
[BlackElo "2387"]
[PlyCount "73"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 {Ftacnik,L} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3
exd4 ({RR} 7... Ng4 8. Bg5 f6 9. Bh4 Nh6 10. d5 g5 11. Bg3 Nd7 12. Nd2 f5 13.
exf5 Nf6 14. Nde4 Nxe4 15. Nxe4 Bxf5 16. Bd3 g4) 8. Nxd4 Re8 9. f3 c6 10. Bf2 (
{RR} 10. Qd2) 10... d5 11. exd5 cxd5 12. O-O Nc6 13. c5 Nh5 14. Qd2 ({RR} 14.
Qc2) 14... Be5 15. g3 Ng7 16. Rfe1 ({RR} 16. Rfd1 Bh3 17. Ndb5 Be6 18. f4 a6 ({
RR} 18... Bb8 19. Bf3 a6 20. Nd4 Nxd4 21. Bxd4 Ba7 22. Bf2) 19. fxe5 axb5 20.
Nxb5 Nxe5 21. Nd6 Re7 22. Qf4 Nc6 23. Bf3) 16... Ne6 17. Nxe6 ({RR} 17. Ndb5
Ng5 18. Qxd5 Nh3+ 19. Kg2 Nxf2 20. Kxf2 a6 21. f4 Qxd5 22. Nxd5 Bxb2 23. Rab1
Bg7 24. Nbc7 Bd4+ 25. Kg2 Bf5 26. Rxb7) 17... Bxe6 18. f4 Bxc3 ({RR} 18... Bg7
19. Bf3) 19. bxc3 ({RR} 19. Qxc3 d4) 19... Bf5 20. Qb2 $146 ({RR} 20. Rad1 Be4
({RR} 20... Be4 21. c4) 21. c4 d4 22. Bxd4 Nxd4 23. Qxd4 Qa5 24. Bf1 Bc6 25.
Qf2 Rxe1 26. Rxe1 Rd8 27. f5 Rd2 28. Re2 Rxe2 29. Qxe2 Qxc5+ 30. Qf2 {1/2-1/2 
(30) Portisch,L-Barczay,L Budapest 1970}) ({RR} 20. Rad1) 20... Qd7 21. Bf3 Be4
22. Bxe4 Rxe4 23. Rad1 Qe7 24. Kf1 Rd8 25. Qb3 Na5 26. Qb1 Nc4 27. Kg2 Re8 28.
Rxe4 dxe4 29. Qb4 e3 30. Qxc4 exf2 31. Kxf2 Qe3+ 32. Kg2 Qe2+ 33. Qxe2 Rxe2+
34. Kh3 Rxa2 35. Rb1 Rc2 36. Rxb7 Rxc3 37. Rxa7 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "2"]
[White "Leitao, Rafael Duailibe"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2636"]
[BlackElo "2426"]
[PlyCount "105"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 e6 5. g3 Nbd7 6. Bg2 Bd6 7. O-O O-O 8. Nc3
b6 9. e4 Nxe4 10. Nxe4 dxe4 11. Ng5 Nf6 12. Nxe4 Nxe4 13. Bxe4 Bd7 14. Be3 $146
({RR} 14. c5 bxc5 15. dxc5 Bxc5 16. Bxh7+ Kxh7 17. Qc2+ Kg8 18. Qxc5 Qb6 19.
Qe7 Rad8 20. Rd1 Rfe8 21. Qh4 e5 22. b3 Be6 23. Be3 Rxd1+ 24. Rxd1 Qc7 25. Qg5
Bd5 26. h4 Qc8 27. Kh2 Qd8 28. Qg4 Qc8 {Siddharth,J (2410)-Natarov,I (1981)
Pardubice CZE 2019 1-0 (52)}) ({RR} 14. c5 bxc5 15. dxc5 Bxc5 16. Bxh7+ Kxh7
17. Qc2+ Kg8 18. Qxc5 Qb6 19. Qe7 Rad8 20. Rd1 Rfe8 21. Qh4 e5 22. b3 Be6 23.
Be3 Rxd1+ 24. Rxd1 Qc7 25. Qg5 Bd5 26. h4 Qc8 27. Kh2 Qd8 28. Qg4 Qc8 {
Siddharth,J (2410)-Natarov,I (1981) Pardubice CZE 2019 1-0 (52)}) 14... Qe7 15.
Rad1 Rfd8 16. Qc2 h6 17. c5 bxc5 18. dxc5 Be5 19. f4 Bf6 20. Qg2 e5 21. f5 Rac8
22. Rd6 Be8 23. Rfd1 Qc7 24. b4 Be7 25. Rxd8 Rxd8 26. Rxd8 Qxd8 27. Qd2 Qb8 28.
a4 Qc7 29. Kf2 Bd7 30. Qd3 Qc8 31. g4 a6 32. Kf3 Kf8 33. Qc4 Qb7 34. b5 axb5
35. axb5 Qxb5 36. Qxb5 cxb5 37. Bb7 h5 38. h3 hxg4+ 39. hxg4 b4 40. c6 Bxc6+
41. Bxc6 Bd6 42. Bd5 Ke7 43. Ke4 g6 44. Bg5+ Kf8 45. f6 Kg8 46. Bc1 Bc5 47. Bb2
Bf2 48. Bxe5 Be1 49. Bb3 Bh4 50. Kd5 Bf2 51. Kd6 Kf8 52. Kd7 Bc5 53. Bd6+ 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "2"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2323"]
[BlackElo "2565"]
[PlyCount "39"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. b3 b6 3. Bb2 Bb7 4. Nc3 e6 5. f4 Nf6 ({RR} 5... d5 6. Bb5+ Nd7 7.
exd5 exd5 8. Nf3 a6 9. Bxd7+ Qxd7 10. O-O f6 11. Re1+ Kf7 12. Na4 Qc7 13. Qe2
Qc6 14. f5 b5 15. Qe6+ Qxe6 16. fxe6+ Ke8 17. Nb6 Rd8 18. d4 c4 19. a4 cxb3 20.
cxb3 {Sailer,M (2109)-Souleidis,G (2419) chess.com INT 2023 0-1 (61)}) 6. Qf3
$146 ({RR} 6. Qe2 d5 7. exd5 Nxd5 8. g3 Nxc3 9. Bxc3 Bxh1 10. O-O-O Be7 11. f5
O-O 12. Qg4 Bf6 13. d4 exf5 14. Qxf5 cxd4 15. Bd3 g6 16. Qf3 Bxf3 17. Nxf3 dxc3
{0-1 (17) SantosBarrios (2521)-Berardino (2454) lichess.org 2021}) ({RR} 6. e5
Nd5 7. Qf3 Bc6 8. Qg3 Nb4 9. O-O-O d5 10. exd6 Qxd6 11. Nf3 Nd7 12. d4 Rc8 13.
d5 Nxd5 14. Nxd5 exd5 15. Ba6 Rc7 16. Rhe1+ Be7 17. Rxe7+ Kxe7 18. Qg5+ Nf6 19.
Qxg7 Qxf4+ 20. Kb1 d4 {Morozevich,A (2731)-Polgar,J (2685) Dubai 2014 1-0}) ({
RR} 6. d3 d5 7. e5 d4 8. exf6 dxc3 9. Bxc3 gxf6 10. Qg4 Nc6 11. O-O-O Nb4 12.
Kb1 Nd5 13. Bd2 f5 14. Qg3 Qf6 15. Nf3 Nc3+ 16. Bxc3 Qxc3 17. Ne5 Bd6 18. d4
Qxg3 19. hxg3 Bxe5 20. dxe5 Rd8 {Pina Vega,S (2299)-Fleites Marti,Y (2217)
Holguin 2008 1/2-1/2}) 6... Be7 7. O-O-O O-O 8. Bd3 d5 9. e5 Nfd7 10. Qh3 g6
11. Nf3 Nc6 12. Qh6 Nb4 13. Bb5 d4 14. h4 Bxf3 15. gxf3 dxc3 16. dxc3 Nd5 17.
h5 g5 18. Bd3 N7f6 19. exf6 Nxf6 20. c4 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "2"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Rodrigues, Edgar"]
[Result "1-0"]
[ECO "A67"]
[WhiteElo "2311"]
[BlackElo "2338"]
[PlyCount "85"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+
Nfd7 9. a4 O-O 10. Nf3 Na6 11. O-O Nc7 12. Bd3 b6 13. Re1 ({RR} 13. f5 Ba6 14.
Bg5 Qc8 15. Be7 Bxd3 16. Qxd3 Ne5 17. Nxe5 Bxe5 18. Bxf8 Qxf8 19. fxg6 hxg6 20.
Rf3 Qh6 21. Rh3 Qg5 22. Rf1 Re8 23. Qf3 Re7 24. Kh1 Qd2 25. Qg4 Qxb2 26. Qc8+
Ne8 27. Qd8 Bf6 {Senft,S (2089)-Kochiev,I (2053) chess.com INT 2023 1-0 (40)})
13... Re8 14. Be3 Ba6 15. Bf2 Bxd3 $146 ({RR} 15... Qc8 16. e5 dxe5 17. d6 Ne6
18. fxe5 Bxd3 19. Qxd3 c4 20. Qd2 Nec5 21. Qd5 Qb7 22. Bxc5 Nxc5 23. Qxb7 Nxb7
24. Nd5 Red8 25. Ng5 Rd7 26. Ne7+ Rxe7 27. dxe7 Re8 28. Rad1 Rxe7 29. e6 fxe6
30. Rxe6 {Paci,C (2275)-Cooke,E (2237) Budapest 2001 1-0 (44)}) ({RR} 15... Qc8
16. h3 Bxd3 17. Qxd3 Na6 18. Nb5 Nb4 19. Qd2 Qb8 20. e5 dxe5 21. fxe5 Nxe5 22.
Nxe5 Rxe5 23. d6 Qb7 24. Rxe5 Bxe5 25. Re1 f6 26. Nc7 Rd8 27. Rxe5 fxe5 28. Qg5
Rxd6 29. Qe7 Rd1+ 30. Kh2 {Van Wely,L (2661)-Panarin,M (2431) playchess.com
INT 2003 1-0 (32)}) 16. Qxd3 Qc8 17. Nd2 Nf6 18. Nc4 Qd7 19. h3 Nh5 20. Qf3
Rab8 21. g4 Bxc3 22. bxc3 Ng7 23. f5 gxf5 24. gxf5 f6 25. Bg3 Kh8 26. Nxd6 Rg8
27. Kh1 Rbd8 28. Rg1 Qe7 29. Nc4 Nce8 30. Bf4 Nh5 31. Rxg8+ Kxg8 32. Rg1+ Neg7
33. Bh2 Kh8 34. d6 Qe8 35. e5 Qxa4 36. e6 Qxc4 37. e7 Re8 38. d7 Qg8 39. Rd1
Rxe7 40. d8=Q Re1+ 41. Bg1 Rxg1+ 42. Kxg1 Ne8+ 43. Qg4 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "3"]
[White "Andrade Fiaes, Mario Henrique"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2151"]
[BlackElo "2636"]
[PlyCount "118"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qc2 Bb7 6. Nc3 c5 7. e4 cxd4 8. Nxd4
Bc5 9. Nb3 Nc6 10. Be2 O-O 11. O-O Nd4 12. Nxd4 Bxd4 13. Bd3 Bxc3 14. bxc3 Qc7
15. f4 d6 16. a4 $146 ({RR} 16. Kh1 Rac8 17. a4 Ba6 18. Ba3 Rfe8 19. Bxd6 Qxd6
20. e5 Qe7 21. exf6 Qxf6 22. Bxh7+ Kf8 23. Bd3 Bxc4 24. Rad1 g6 25. Kg1 Rc5 26.
Bxc4 Rxc4 27. Rd7 Re7 28. Qd3 Rxd7 29. Qxc4 Kg7 30. g3 Rd5 {Ayupov,D (2347)
-Alekseev,E (2552) St Petersburg 2002 0-1 (44)}) 16... Nd7 17. Be3 Nc5 18. Rfd1
Rac8 19. Bxc5 Qxc5+ 20. Kh1 Rfd8 21. a5 bxa5 22. Qa2 Qe3 23. Qxa5 Bxe4 24. Bxe4
Qxe4 25. Rd4 Qb7 26. h3 Rd7 27. Rad1 Qc6 28. Qa3 h5 29. R1d3 Qc5 30. Qa1 Rb8
31. Kh2 Qf5 32. Qc1 Rb6 33. Qd2 Rc6 34. Rg3 g6 35. Rg5 Qf6 36. Rb5 Kg7 37. Ra5
Rdc7 38. Ra4 e5 39. Re4 exf4 40. Rxf4 Qe5 41. Qd4 g5 42. Qxe5+ dxe5 43. Re4 f6
44. Kg3 Rc5 45. Kf2 h4 46. Ke2 f5 47. Re3 e4 48. Kd2 Rxc4 49. Rxc4 Rxc4 50. Kc2
Kf6 51. Kb3 Rc7 52. c4 Ke5 53. Kc3 g4 54. Re2 gxh3 55. gxh3 f4 56. Rg2 f3 57.
Rg5+ Kf4 58. Rg8 Ke3 59. Rf8 f2 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "3"]
[White "Brito, Luismar Jorge"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2254"]
[BlackElo "2311"]
[PlyCount "100"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8.
exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Qf3 h6 12. Bf4 Bd6 13. h3 Re8 14. Rfe1 Be6
15. Rad1 Rb8 16. b3 Rb4 17. Bd2 $146 ({RR} 17. Ne2 a5 18. Bd2 Rh4 19. Nf4 g5
20. Nxe6 fxe6 21. Bxa5 Qe7 22. g3 Rxh3 23. Bf5 Rxg3+ 24. fxg3 Qa7+ 25. Kg2 Qxa5
26. Rxe6 Rxe6 27. Bxe6+ Kg7 28. a4 Qc5 29. Bf5 h5 30. Bd3 Ng4 31. Re1 d4 {
Yandemirov,V (2515)-Chudinovskih,A (2399) Voronezh 2007 1-0 (35)}) 17... Nd7
18. Ne2 Ne5 19. Qe3 Nxd3 20. Qxd3 Re4 21. Ng3 Rxe1+ 22. Rxe1 Bd7 23. Rxe8+ Qxe8
24. Nf5 Be5 25. Bb4 Bf6 26. Ng3 Qe5 27. a4 Qa1+ 28. Kh2 Qd4 29. Qd2 Qxd2 30.
Bxd2 Be5 31. f4 Bd6 32. b4 Kf8 33. c3 a6 34. a5 c5 35. Ne2 Ke7 36. Kg3 g6 37.
Kf3 Bf5 38. Kf2 Be4 39. g3 Kd7 40. bxc5 Bc7 41. Nd4 Bxa5 42. h4 f5 43. Ke2 Bd8
44. Bc1 Bf6 45. Ba3 Bb1 46. Bb4 Ba2 47. Ke3 Bc4 48. c6+ Kc8 49. h5 gxh5 50. Ba5
Bb5 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "3"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2387"]
[BlackElo "2323"]
[PlyCount "62"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 Nf6 5. d5 Bd6 6. Nf3 O-O 7. e4 ({RR} 7. g3
exd5 8. cxd5 c6 9. Bg2 Na6 10. Nd4 Be5 11. O-O c5 12. Nf5 d6 13. f4 Bxc3 14.
bxc3 Bc8 15. Ne3 Re8 16. c4 Nc7 17. a4 a6 18. Qd3 Qe7 19. Bf3 Ne4 20. Bxe4 Qxe4
21. Qxe4 Rxe4 {Macedo,M (2316)-Santiago,Y (2422) Rio de Janeiro 2016 1/2-1/2 
(54)}) 7... exd5 ({RR} 7... Re8 8. Be2 exd5 9. exd5 a5 10. O-O h6 11. Nb5 Bf8
12. Bf4 d6 13. h3 Nbd7 14. Bd3 Ne5 15. Re1 Nfd7 16. Nfd4 Nc5 17. Bf1 a4 18. Qd2
Qd7 19. Rad1 Re7 20. Bg3 Rae8 21. Nc3 Ba6 22. Bxe5 {Brown,M (2524)-Nakamura,H 
(2749) chess.com INT 2019 0-1 (48)}) 8. exd5 a5 $146 ({RR} 8... c6 9. dxc6 dxc6
10. Be2 Qc7 11. O-O Nbd7 12. Bg5 a6 13. Bh4 Rfe8 14. Bg3 Bxg3 15. hxg3 Re7 16.
Qc2 Rae8 17. Rad1 b5 18. Nd4 c5 19. Nf5 Rxe2 20. Nxe2 Be4 21. Nh6+ gxh6 22. Qc1
bxc4 23. Nf4 {Bertok,M-Planinc,A Zagreb 1972 1/2-1/2 (35)}) ({RR} 8... c6 9.
Be2 h6 10. O-O Na6 11. Nd4 Be5 12. Bf3 Rc8 13. Be3 cxd5 14. cxd5 d6 15. Rc1 Nc5
16. b4 Bxd4 17. Bxd4 Ncd7 18. Qb3 a6 19. Rfe1 Re8 20. a4 Ne5 21. Be2 Ng6 22.
Bf1 Nf4 23. Rxe8+ {Mamedov,E (2234)-Bochniak,F (1954) Montesilvano ITA 2023
1-0 (65)}) ({RR} 8... Na6 9. Be2 c6 10. Bg5 Re8 11. O-O h6 12. Bh4 cxd5 13.
Nxd5 Bxd5 14. cxd5 Nc5 15. b4 Nce4 16. Ba6 Bf4 17. Qd4 Qc7 18. Rad1 Qd6 19.
Rfe1 Bg5 20. Bxg5 Nxg5 21. Ne5 Rab8 22. Bb5 Rbc8 23. Re3 {Navara,D (2691)
-Dizdarevic,E (2499) Istanbul 2012 1-0 (42)}) 9. Be2 Na6 10. O-O Re8 11. Bd3 c6
12. Bc2 cxd5 13. cxd5 h6 14. Be3 Bc5 15. Bf4 Nc7 16. Bb3 d6 17. Qd3 b5 18. Rfe1
Qd7 19. Rxe8+ Rxe8 20. Rd1 Ba6 21. Qc2 Qg4 22. Qc1 Qh5 23. Re1 Rxe1+ 24. Qxe1
Qf5 25. Be3 Ncxd5 26. Nxd5 Nxd5 27. Bxc5 dxc5 28. Qxa5 Qb1+ 29. Ne1 Nc7 30. Qd2
Qe4 31. Bc2 Qe7 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "3"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2565"]
[BlackElo "2216"]
[PlyCount "75"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. Nc3 e6 6. Qb3 Qb6 7. Nh4 Nbd7 8. h3
Bh5 9. g4 Bg6 10. Nxg6 hxg6 11. Bg2 Qa6 ({RR} 11... g5 12. O-O Be7 13. Rd1 Nf8
14. cxd5 exd5 15. e4 Qxb3 16. axb3 Nxe4 17. Nxe4 dxe4 18. Be3 Ne6 19. d5 cxd5
20. Rxd5 a6 21. Ra4 Rd8 22. Rxd8+ Kxd8 23. Rc4 Kd7 24. Bxe4 b5 25. Rc1 Rxh3 26.
Bc6+ {Wang Hao (2756)-Shirov,A (2684) Moscow RUS 2019 1-0 (87)}) ({RR} 11...
dxc4 12. Qxc4 Nd5 13. O-O g5 14. Nxd5 cxd5 15. Qa4 Be7 16. Bd2 Qxb2 17. Rfd1
Qa3 18. Qb5 Rb8 19. Rdc1 a6 20. Qe2 Nb6 21. e4 dxe4 22. Qxe4 Qd6 23. a3 Nd5 24.
Qe5 Qxe5 25. dxe5 Kd7 26. Rd1 {Andersson,F (2268)-Mauritsson,S (2383) Sweden
SWE 2022 0-1 (33)}) 12. cxd5 exd5 13. g5 Nh5 14. Nxd5 $146 ({RR} 14. e4 dxe4
15. Bxe4 Bd6 16. Be3 Nf4 17. O-O-O Rh4 18. Kb1 Kf8 19. Bf3 Re8 20. Rhe1 Qb6 21.
Qc2 Qc7 22. d5 Ne5 23. Bh1 cxd5 24. Nxd5 Nxd5 25. Bxd5 Qxc2+ 26. Kxc2 Bb4 27.
Re2 Nc4 28. Bxc4 Rxc4+ {Gurevich,M (2614)-Ivanchuk,V (2741) Odessa 2010 1-0 
(66)}) 14... cxd5 15. Bxd5 O-O-O 16. Bxf7 Be7 17. h4 Kb8 18. Bd2 Rc8 19. Rc1
Rxc1+ 20. Bxc1 Rc8 21. Bd2 Nf8 22. Bd5 Bd8 23. Bc3 Ba5 24. Kd2 Nd7 25. Rc1 Rf8
26. Ke1 Nf4 27. Bc4 Ng2+ 28. Ke2 Qb6 29. Qxb6 Bxb6 30. Be6 Nf4+ 31. exf4 Re8
32. d5 Nc5 33. Be5+ Ka8 34. Bxg7 Nxe6 35. dxe6 Rxe6+ 36. Kf3 a5 37. f5 gxf5 38.
h5 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "3"]
[White "Mendonca, Mateus Nakajo"]
[Black "El Debs, Felipe de Cresce"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2426"]
[BlackElo "2512"]
[PlyCount "117"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3
Bxd3 9. Qxd3 Be7 10. h3 O-O 11. O-O Qb6 ({RR} 11... a6 12. Rfc1 Rc8 13. Ne5
Nxe5 14. Bxe5 Nd7 15. Bg3 Qa5 16. Ne2 Qb4 17. b3 Qa5 18. a4 Rc6 19. Kf1 Rfc8
20. f3 Bb4 21. Rxc6 bxc6 22. Rc1 Qb6 23. e4 dxe4 24. fxe4 a5 25. Ng1 Ba3 26.
Rd1 {Henderson de La Fuente,L (2506)-Nguyen,T (2649) Ciutadella de Menorca ESP
2023 0-1 (73)}) 12. Qe2 Rac8 $146 ({RR} 12... Rfc8 13. Rfc1 Ne4 {1/2-1/2 (13)
Kuijf,M (2440)-Van der Sterren,P (2535) Nettetal 1992}) ({RR} 12... Rfc8 13.
Rac1 Na5 14. Ne5 Nc4 15. b3 Nxe5 16. Bxe5 Qa5 17. Qb5 Bb4 18. Qxa5 Bxa5 19. Nb5
Rc6 20. Nd6 Bd2 21. Rxc6 bxc6 22. Rd1 Bb4 23. Rc1 Bxd6 24. Bxd6 Rc8 25. f3 Nd7
26. a4 f6 27. a5 {Gregory,S (1771)-Villa,G (1990) Maribor 2012 1-0 (39)}) 13.
Rac1 Na5 14. Rc2 Nc4 15. Rfc1 Qa5 16. Ne5 Bb4 17. a3 Be7 18. Bg5 Rc7 19. Nb1
Rfc8 20. Nxc4 Qa6 21. b3 h6 22. Bxf6 Bxf6 23. Kf1 Be7 24. Rc3 dxc4 25. bxc4 b6
26. Nd2 Qa5 27. Qd3 Bf8 28. Nf3 Bd6 29. Kg1 Rc6 30. Nd2 R6c7 31. g3 Be7 32. Kg2
Rc6 33. f4 R6c7 34. Nf3 Qa6 35. e4 Rd8 36. Qc2 Rdc8 37. Qd3 Rd8 38. g4 Qa4 39.
f5 Rcd7 40. Qc2 Qa6 41. d5 Rc7 42. fxe6 fxe6 43. Nd4 exd5 44. cxd5 Rxc3 45.
Qxc3 Bf6 46. Qc4 Qxa3 47. Nc6 Rf8 48. Rf1 b5 49. Qxb5 Qe3 50. Qc4 Bh4 51. Rxf8+
Kxf8 52. Qf1+ Kg8 53. Qf3 Qd2+ 54. Kf1 Qe1+ 55. Kg2 Qd2+ 56. Kh1 Qe1+ 57. Kh2
Qd2+ 58. Kh1 Qe1+ 59. Kg2 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.18"]
[Round "3"]
[White "Rodrigues, Edgar"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "2338"]
[BlackElo "2151"]
[PlyCount "121"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Bd3 Bg7 5. O-O O-O 6. Nbd2 Nbd7 7. e4 dxe4 8.
Nxe4 Nxe4 9. Bxe4 c5 10. c3 Nf6 11. Bc2 cxd4 12. Qxd4 Qxd4 13. Nxd4 Bd7 14. Re1
e6 15. Nf3 Rfc8 16. Ne5 $146 ({RR} 16. Bg5 h6 17. Bh4 Bc6 18. Ne5 Bd5 19. f3
Rc7 20. Bd3 Nd7 21. Nxd7 Rxd7 22. Bb5 Rc7 23. Bg3 Rc5 24. a4 Rcc8 25. Bd3 a6
26. h4 h5 27. Kf2 Kf8 28. Bd6+ Ke8 29. Bf4 Bf6 30. g3 Be7 {Karimov,F (2033)
-Zatokovenko,I (2273) Ufa 2010 0-1 (48)}) 16... Be8 17. Bf4 Nd5 18. Bg3 Rc5 19.
Rad1 Nf6 20. Nd3 Rcc8 21. Bd6 b6 22. Ne5 Bf8 23. Bxf8 Kxf8 24. f4 Rd8 25. g3
Rac8 26. Kf2 Ke7 27. Bb3 Rxd1 28. Bxd1 Rd8 29. Bf3 Rd2+ 30. Re2 Rxe2+ 31. Kxe2
Kd6 32. Kd3 Nd7 33. Nc4+ Ke7 34. b4 Nf8 35. Nd2 f6 36. h4 h6 37. Ne4 Nd7 38.
Kd4 e5+ 39. fxe5 Nxe5 40. Be2 Bf7 41. a3 Nc6+ 42. Ke3 f5 43. Nf2 Kd6 44. g4 Ke5
45. gxf5 gxf5 46. Nd3+ Kf6 47. Kf4 Ne7 48. Bf3 Ng6+ 49. Kg3 Ne5 50. Nf4 Nc4 51.
a4 Be8 52. Be2 Nd2 53. a5 bxa5 54. bxa5 Ne4+ 55. Kf3 Nxc3 56. Bc4 Ke5 57. Bb3
Bc6+ 58. Ke3 Be8 59. Nd3+ Kd6 60. Kf4 Bb5 61. Nc1 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.19"]
[Round "4"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "2216"]
[BlackElo "2387"]
[PlyCount "96"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 {Finkel,A} e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4
Ng6 8. h4 h5 9. Qg3 Ba6 10. Bxa6 Nxa6 11. Bg5 ({RR} 11. Ne2 Qd7 ({RR} 11... Nb8
12. Bg5 ({RR} 12. f4 Qd7 13. O-O Nc6 14. f5 exf5 15. Qg5 Qe7 16. Rxf5 Qxg5 17.
Bxg5 Nge7 18. Rf3 O-O 19. Raf1) 12... Qd7 13. Qf3 Qa4 14. Ng3 Qxc2 15. Rc1 Qb2
16. Nxh5 Kf8 17. Rh3 Nd7 18. Rd1 c5 19. Nxg7 Kxg7 20. h5) ({RR} 11... c5 12.
Nf4 Nxf4 13. Bxf4 Kf8 14. Bg5 Qd7 15. O-O Rc8 16. f4 Nb8 17. Rad1) 12. Nf4 ({RR
} 12. a4 c5 ({RR} 12... O-O-O 13. Qd3 ({RR} 13. Bg5 Rdf8 14. Qd3 Nb8 15. a5 b5
16. a6 c6 17. O-O Qe8 18. c4) 13... Nb8 14. a5 b5 15. a6 c6 16. Ba3 Nxa6 17.
Bd6 Nb8 18. Nc1 Qb7 19. Nb3 Nd7 20. Ra2) 13. O-O Rc8 14. Nf4 Nxf4 15. Bxf4 Kf8
16. Qd3 Nb8 17. a5 b5 18. Bc1 cxd4 19. Ba3+ Kg8 20. cxd4) ({RR} 12. Bg5 Qa4 ({
RR} 12... c5 13. O-O Nb8 14. f4 Nc6 15. f5 exf5 16. Qf3 Rc8 17. Rae1 cxd4 18.
cxd4 Nd8) 13. Qd3 c5 14. O-O Ne7 15. Bxe7 Kxe7 16. Rac1 Nb8 17. Qg3 g6 18. Rfd1
Nc6 19. Qf3 Rhf8) 12... Nxf4 13. Bxf4 Rg8 ({RR} 13... Kf8 14. a4 Nb8 15. Bc1
Nc6 16. Rh3 Rc8 17. Qg5 Ne7 18. a5 Kg8 19. axb6 cxb6 20. g4 g6 21. Ba3 hxg4 22.
Qxg4 Rh5 23. Bc1 Nf5) 14. Qg5 Qa4 15. Qxh5 Qxc2 16. O-O) 11... Qc8 ({RR} 11...
Qd7 12. Ne2 Nb8 13. a4 c5 14. O-O Nc6 15. Qd3 Rc8 16. Ng3 Nge7 17. Qd1 cxd4 18.
Nxh5 Nf5 19. cxd4 Ncxd4 20. Nxg7+ Nxg7 21. Qxd4 Nf5 22. Qd3 Nxh4 23. a5 b5 24.
Bf6 Rh6 25. Qg3 Ng6 26. a6 {StoofvleesII a18 (3532)-Igel3.0.5 (3512)
tcec-chess.com INT 2021 1/2-1/2 (41)}) ({RR} 11... Qd7 12. Ne2 Nb8 13. O-O Nc6
14. Qf3 Nge7 15. Nf4 g6 16. Bf6 Rg8 17. Nh3 Nf5 18. Qf4 Nce7 19. f3 Qc6 20. g4
Qxc3 21. gxf5 gxf5+ 22. Kh1 Ng6 23. Qh6 Kd7 24. Rad1 Qxa3 25. Qxh5 a5 26. Qh7 {
Basso,P (2496)-Limontas,M (2274) Riga LAT 2023 1-0}) 12. Qd3 Nb8 13. Ne2 Qa6
14. Ng3 $146 ({RR} 14. Qf3 c5 15. O-O Nc6 16. Rfd1 Qc4 17. Rd2 Nge7 18. Rad1
Nf5 19. Ng3 Nxg3 20. fxg3 Rc8 21. Kh2 Rc7 22. Qe3 Kd7 23. Rf2 Kc8 24. Rdd2 Qa2
25. Rf3 Qxa3 26. Qf2 Rf8 27. c4 Qa2 28. cxd5 Qxd5 {Korneev,O (2594)-Rivas
Pastor,M (2445) Benasque 2005 0-1 (59)}) ({RR} 14. Qf3 Nd7 15. O-O ({RR} 15.
Ng3 Qc4 16. Rh3 f6 ({RR} 16... Rh7 17. Nxh5 c5 18. Nf4 Nxf4 19. Qxf4 cxd4 20.
cxd4 Qxc2 21. Rc1) 17. exf6 gxf6 18. Bd2 ({RR} 18. Bxf6 Nxf6 19. Qxf6 Qxc3+ 20.
Ke2 Nf4+ 21. Qxf4 Qxa1) 18... O-O-O 19. Nxh5 e5) 15... f6 16. exf6 gxf6 17. Nf4
Nxf4 18. Bxf4 O-O-O ({RR} 18... Qc4 19. Rae1 Kf7 20. Re3 c5 21. Rfe1 Rae8 22.
Qd1) 19. a4 Qc4 ({RR} 19... Qa5 20. c4 c6 21. cxd5 Qxd5 22. Qe2) 20. a5 Kb7 21.
Rfb1 e5 ({RR} 21... c5 22. dxc5 Qxc5 ({RR} 22... Nxc5 23. axb6 axb6 24. Rb4)
23. Rb3) 22. Rb4 Qc6 23. Bg3 Rhg8 24. axb6 cxb6 ({RR} 24... axb6 25. c4 dxc4
26. Ra7+) 25. Qd3 ({RR} 25. c4) 25... Nb8 ({RR} 25... Ra8 26. Qa6+ Kb8 27. c4)
26. dxe5 fxe5 27. Bxe5 d4 ({RR} 27... Qg6 28. Bg3 Qxd3 29. cxd3 Nc6 30. Rf4)
28. Qh7+ Nd7 {Shirov,A (2726)-Kristjansson,S (2444) Izmir 2004 CBM 104 [Finkel,
A] 1-0 (36)}) 14... Qxd3 15. cxd3 Nd7 16. Bd2 f6 17. f4 Ne7 18. O-O-O Kf7 19.
Kc2 g6 20. c4 c6 21. Bb4 Nf5 22. Nxf5 gxf5 23. g3 Rhg8 24. Be1 Rac8 25. cxd5
exd5 26. Rh2 c5 27. dxc5 fxe5 28. fxe5 Rxc5+ 29. Kb3 d4 30. Bf2 Rc3+ 31. Kb2
Nxe5 32. Bxd4 Rxd3 33. Rxd3 Nxd3+ 34. Kc3 Rxg3 35. Kc4 Nf4 36. Be5 Rg4 37. Kb5
Nd5 38. Rh3 Ke6 39. Bb8 f4 40. Bxa7 Rg3 41. Rh1 Rxa3 42. Bb8 Kf5 43. Rg1 Ke4
44. Rg5 Ra5+ 45. Kc6 Ne7+ 46. Kxb6 Rxg5 47. hxg5 h4 48. Bd6 Nc8+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.19"]
[Round "4"]
[White "Brito, Luismar Jorge"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2254"]
[BlackElo "2565"]
[PlyCount "176"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. f3 b5 8. Qd2
b4 9. Na4 Nbd7 10. Bc4 Ne5 11. Bb3 Bd7 12. O-O Rb8 13. c4 $146 ({RR} 13. a3 a5
14. axb4 axb4 15. f4 Neg4 16. Qe2 Be7 17. Bd2 Qc7 18. h3 Qa7 19. Qd3 Bb5 20.
Bc4 Bxc4 21. Qxc4 e5 22. hxg4 Qxd4+ 23. Qxd4 exd4 24. Rfe1 Nxg4 25. b3 h5 26.
Nb2 h4 27. Nd3 h3 {Nedev,T (2484)-Saric,I (2671) Tromsoe 2014 0-1 (38)}) ({RR} 
13. a3 a5 14. axb4 axb4 15. Qf2 Be7 16. h3 Qc7 17. Rfd1 O-O 18. Qe2 Rfc8 19.
Bf2 Nh5 20. Qe3 Nc4 21. Qc1 h6 22. Ne2 Bb5 23. g4 Nf6 24. Nd4 Bd7 25. Kg2 d5
26. Bxc4 dxc4 27. Bg3 e5 {Pandey,S (2133)-Kolimar,K (2264) Budapest HUN 2023
0-1 (55)}) ({RR} 13. c3 Qa5 14. cxb4 Qxb4 15. Nc3 Be7 16. Qe2 Qb7 17. Kh1 Ng6
18. Bg1 Nh5 19. Qe3 O-O 20. Nde2 Nf6 21. Rae1 a5 22. Nd4 Nh5 23. Qd2 Rfc8 24.
f4 a4 25. Nxa4 Nhxf4 26. Nb6 Qxb6 27. Nxe6 Qxb3 {Inarkiev,E (2709)-Grandelius,
N (2643) Doha 2016 1/2-1/2 (80)}) 13... Be7 14. Nc2 O-O 15. Bd4 Bxa4 16. Bxa4
Nxc4 17. Qd3 Qa5 18. Bb3 Ne5 19. Qe2 Nc6 20. Bf2 d5 21. exd5 Nxd5 22. Rad1 Bf6
23. Qe4 Rfd8 24. Ne3 Nxe3 25. Bxe3 Qe5 26. Bc2 g6 27. b3 Nd4 28. Bxd4 Rxd4 29.
Qxe5 Bxe5 30. Rfe1 Rbd8 31. Rxd4 Bxd4+ 32. Kf1 a5 33. Rd1 e5 34. Bd3 Kg7 35.
Ke2 f5 36. Rc1 Bc3 37. Rd1 Bd4 38. Rc1 Bc3 39. Rd1 Rc8 40. Ba6 Rc7 41. Rd6 Bd4
42. Bc4 a4 43. h3 axb3 44. axb3 Bc5 45. Rd5 Bd4 46. Rd6 Kh6 47. f4 Bc5 48. Rf6
exf4 49. Rf7 Rc8 50. Kf3 Bd6 51. Rd7 Be5 52. Re7 Bd6 53. Rd7 Bb8 54. Rb7 Re8
55. Bf7 Re3+ 56. Kf2 Bd6 57. Bg8 Be7 58. Bc4 Bh4+ 59. Kg1 Re1+ 60. Bf1 Be7 61.
Kf2 Bh4+ 62. Kg1 Re4 63. Bc4 Be7 64. Kf1 Kg5 65. Rd7 Re3 66. Rd3 Re4 67. Bd5
Re5 68. Bg8 Kh6 69. Bc4 Bh4 70. Rd1 Re3 71. Bd5 Bg3 72. Bc4 Kg5 73. Bd5 Kf6 74.
Bc4 Kg5 75. Bd5 Kh4 76. Bc4 h5 77. Bd5 g5 78. Bc4 f3 79. gxf3 Rxf3+ 80. Kg1
Kxh3 81. Bd5 Re3 82. Bg2+ Kh4 83. Rd4+ g4 84. Rxb4 f4 85. Bf1 f3 86. Rb5 Re2
87. Rf5 Bf2+ 88. Kh1 Re1 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.19"]
[Round "4"]
[White "El Debs, Felipe de Cresce"]
[Black "Andrade Fiaes, Mario Henrique"]
[Result "1-0"]
[ECO "E42"]
[WhiteElo "2512"]
[BlackElo "2151"]
[PlyCount "133"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 b6 6. a3 Ba5 7. Rb1 Na6 8. g3
Bb7 9. d5 b5 10. Bg2 bxc4 11. O-O O-O 12. e4 d6 13. Bg5 exd5 14. Nxd5 Bxd5 15.
Bxf6 Qxf6 16. Qxd5 Rab8 17. Qxc4 Nc7 18. b4 $146 ({RR} 18. Qa4 Bb6 19. Rfd1 Ne6
20. Rxd6 c4 21. Qxc4 Qxf2+ 22. Kh1 Rbc8 23. Qd3 Rcd8 24. e5 Bc7 25. Rf1 Qc5 26.
Rxd8 Rxd8 27. Qf3 Rf8 28. Nf4 Qxe5 29. Nd3 Qd4 30. Qe2 g6 31. Nb4 Kg7 32. Nc6
Qb6 {Ondersteijn,N (2314)-Ghyselen,W (2103) Gent 2013 1-0 (59)}) ({RR} 18. Nf4
Rfe8 19. Qc2 Qd8 20. Rfd1 Ne6 21. Nd5 Qd7 22. Qd3 Qb5 23. Qxb5 Rxb5 24. b4 Bd8
25. Bf1 Rb8 26. f3 cxb4 27. Rxb4 Rxb4 28. axb4 Nc7 29. Nf4 Ne6 30. Bb5 Bb6+ 31.
Kf1 Rd8 32. Nd5 Kf8 {Bluvshtein,M (2590)-Van der Werf,M (2439) Wijk aan Zee
2011 1/2-1/2 (104)}) 18... cxb4 19. Nd4 Rbc8 20. axb4 Bb6 21. Nc6 Ne6 22. Rbd1
Nd4 23. b5 a6 24. Rxd4 axb5 25. Qd3 Rxc6 26. e5 dxe5 27. Rh4 g6 28. Bxc6 Qxc6
29. Rb4 Rb8 30. Rfb1 h5 31. Rxb5 Rd8 32. Qe2 Bd4 33. Rb7 Rd6 34. Rb8+ Kg7 35.
Rf1 Rf6 36. Qa2 Qf3 37. Rb3 Qe4 38. Qb1 Qc6 39. Qd1 Rf5 40. Qe2 Qd5 41. Ra3 Rf6
42. Rd3 Qc6 43. Rdd1 Rf5 44. Rde1 Rg5 45. Qe4 Qc5 46. Kg2 Rg4 47. Qf3 Rg5 48.
Rc1 Qe7 49. Qa8 e4 50. Rc4 Qf6 51. Qxe4 Ba7 52. Rc6 Qb2 53. Rc2 Qf6 54. Ra2 Bd4
55. Rd1 Bc5 56. Rd5 Rxd5 57. Qxd5 Bd4 58. h4 Kh7 59. Rd2 Ba7 60. Qe4 Kg7 61.
Qd5 Kh7 62. Ra2 Bd4 63. Qf3 Qe6 64. Re2 Qd7 65. Rd2 Kg7 66. Qe4 Qa7 67. Qxd4+
1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.19"]
[Round "4"]
[White "Leitao, Rafael Duailibe"]
[Black "Rodrigues, Edgar"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2636"]
[BlackElo "2338"]
[PlyCount "61"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2
O-O 9. O-O Na6 10. Nd2 Nc7 11. Nc4 b6 12. Bf4 Ba6 13. Nxd6 Nh5 14. Nde4 Nxf4
15. gxf4 Qh4 16. d6 $146 ({RR} 16. Ng3 Rad8 17. Qa4 Bh6 18. Rfd1 Qxf4 19. Qxf4
Bxf4 20. e4 Nb5 21. Bf1 Nxc3 22. bxc3 Bc8 23. Kg2 g5 24. Bd3 Be5 25. Ne2 Rd6
26. a4 Rh6 27. Rh1 Bh3+ 28. Kf3 Rf6+ 29. Ke3 g4 30. Rac1 Rf3+ {Halldorsson,B 
(2230)-Belmont,A Caracas 1976 1-0 (46)}) ({RR} 16. Qa4 Qxf4 17. d6 Be5 18. Ng3
Qxa4 19. Nxa4 Bxd6 20. Bxa8 Rxa8 21. Nc3 Be5 22. Rfd1 Nb5 23. Nxb5 Bxb5 24. Rd2
Re8 25. Rad1 Kg7 26. e3 Bf6 27. Ne2 Re5 28. h3 Bc6 29. Kh2 Bf3 30. Rg1 Rf5 {
Coelho,L (2394)-Lafuente,P (2405) Santos 2006 1/2-1/2 (35)}) 16... Ne6 17. Qa4
Bb7 18. e3 Kh8 19. Ng3 Bxg2 20. Kxg2 f5 21. Qc6 Rad8 22. Rad1 g5 23. d7 Rf6 24.
Rd6 Rh6 25. Rfd1 gxf4 26. Rxe6 Qh3+ 27. Kg1 Rxe6 28. Qxe6 f3 29. Qe8+ Bf8 30.
Qe5+ Bg7 31. Qe8+ 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.19"]
[Round "4"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Mendonca, Mateus Nakajo"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2323"]
[BlackElo "2426"]
[PlyCount "86"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. cxd5 exd5 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 Ne7 8.
Bd3 Bf5 9. Nge2 O-O ({RR} 9... Nd7 10. O-O O-O 11. Nf4 Rfe8 12. Qd2 Nb6 13. b3
a5 14. a4 Qh6 15. Nce2 Nbc8 16. b4 axb4 17. Qxb4 Qd6 18. Qxb7 Rb8 19. Qa6 g5
20. Bxf5 Nxf5 21. Nd3 Nb6 22. Ne5 f6 23. Nxc6 Qxc6 24. a5 {Karjakin,S (2773)
-Aronian,L (2767) Saint Louis USA 2018 1-0 (90)}) ({RR} 9... Nd7 10. O-O O-O
11. f3 Rad8 12. Ng3 Bg6 13. Qd2 Rfe8 14. Rad1 h5 15. Bxg6 Qxg6 16. Rfe1 Nf6 17.
Qf2 h4 18. Nf1 Nf5 19. e4 dxe4 20. fxe4 Nd6 21. e5 Ng4 22. Qf4 Nc4 23. h3 Nxb2
24. hxg4 {Dimitrov,R (2518)-Ratkovic,M (2410) Pozarevac SRB 2023 1-0 (57)}) 10.
b4 $146 ({RR} 10. O-O Nd7 11. Ng3 Bxd3 12. Qxd3 Qg6 13. Qd2 Nf5 14. Nxf5 Qxf5
15. f3 Qg5 16. Rae1 f5 17. Qc2 Rae8 18. Qb3 Nb6 19. e4 fxe4 20. Rxe4 {1/2-1/2 
(20) Gretarsson,H (2156)-Halldorsson,J (2186) Reykjavik 2007}) ({RR} 10. O-O
Nd7 11. f3 Qh6 12. Qd2 Rad8 13. Rae1 Rfe8 14. Ng3 Bg6 15. b4 Nb6 16. Bxg6 hxg6
17. Qd3 g5 18. b5 Qd6 19. bxc6 bxc6 20. f4 gxf4 21. exf4 Nd7 22. f5 Nf6 23. Na4
Nc8 24. Nc5 Qc7 {Drnovsek,G (2388)-Janzelj,T (2446) Zagreb CRO 2019 1-0 (84)})
10... Nd7 11. b5 Bxd3 12. Qxd3 c5 13. dxc5 Nxc5 14. Qd2 Rfd8 15. O-O Ne4 16.
Nxe4 dxe4 17. Qxd6 Rxd6 18. Rfd1 Rad8 19. Rxd6 Rxd6 20. Nd4 Kf8 21. h3 Ke8 22.
Rc1 Kd7 23. Rc4 Rd5 24. g4 Nc8 25. Ra4 Kc7 26. Rc4+ Kd7 27. Ra4 Rc5 28. Kg2 Kc7
29. Kg3 Kb6 30. Rb4 Nd6 31. h4 Ka5 32. a3 Rc4 33. Rb2 Rc3 34. Kf4 Rxa3 35. Nf5
Nxf5 36. gxf5 Rc3 37. b6 axb6 38. Kxe4 b5 39. Kd5 b4 40. e4 b3 41. e5 Kb4 42.
e6 fxe6+ 43. fxe6 Rc2 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.19"]
[Round "4"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2311"]
[BlackElo "2151"]
[PlyCount "68"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 e6 8. O-O
Be7 9. a3 O-O 10. Qe2 Qb6 11. Rd1 Na5 12. Nbd2 ({RR} 12. Bxd5 exd5 13. Nc3 Be6
14. Bg5 Bxg5 15. Nxg5 h6 16. Nxe6 fxe6 17. exd6 Qxd6 18. Rd3 Rf6 19. Re1 Raf8
20. f3 Nc6 21. b4 Ne7 22. Qe5 Qa6 23. Red1 Rc8 24. Ne2 Ng6 25. Qe3 Rc2 26. R1d2
Rc4 {Haldorsen,B (2445)-Nurgaliyev,S (2189) Sant Boi ESP 2023 1/2-1/2 (50)})
12... Nf4 $146 ({RR} 12... Nxc4 13. Nxc4 Qd8 14. Nxd6 Bxd6 15. exd6 Qxd6 16.
Qe5 Qb6 17. Qg3 f6 18. h4 Bd7 19. Re1 Rae8 20. Bd2 Rf7 21. b4 Ba4 22. Rac1 Qd8
23. Rc5 Qd7 24. h5 a6 25. Re4 Bc6 26. Re2 Qc7 27. Qxc7 {Luodonpaa,M (2052)
-Novik,M (2462) Jyvaskyla 2000 0-1 (38)}) ({RR} 12... Nxc4 13. Nxc4 Qa6 14. Bg5
Bd7 15. Bxe7 Nxe7 16. exd6 Nf5 17. Nfe5 Ba4 18. Rd2 Bb5 19. a4 Bxc4 20. Qxc4
Qxd6 21. Rc1 Rfd8 22. Nf3 Ne7 23. Qb5 Rab8 24. Rdc2 h6 25. Rc7 a6 26. Qh5 Rdc8
27. Rxc8+ {Rozentalis,E (2619)-Hansen,S (2552) Copenhagen 2004 1/2-1/2}) ({RR} 
12... Bd7 13. exd6 Bxd6 14. Ne4 Nxc4 15. Qxc4 Rac8 16. Qd3 Ba4 17. Nxd6 Qxd6
18. Re1 Bc2 19. Qe2 Bg6 20. Ne5 Rc2 21. Bd2 Rfc8 22. Rac1 Qb6 23. Qg4 Qxb2 24.
Rb1 Qxa3 25. Nxg6 hxg6 26. Rxb7 Qa6 {0-1 (26) Ibrahim,I (2165)-Saric,A (2499)
Abu Dhabi 2007}) 13. Qe3 dxe5 14. Nxe5 Nd5 15. Bxd5 exd5 16. b4 Nc4 17. Nexc4
dxc4 18. Nxc4 Qc7 19. Ne5 Be6 20. Bb2 Bd5 21. Rac1 Qd8 22. Qg3 Re8 23. Re1 Bd6
24. Qg4 Rc8 25. Rxc8 Qxc8 26. Qxc8 Rxc8 27. Ng4 Bf4 28. f3 h5 29. Ne3 Bxe3+ 30.
Rxe3 Rc2 31. Bc3 f6 32. h4 a6 33. Kh2 Kf7 34. Kh3 Bc4 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.20"]
[Round "5"]
[White "Andrade Fiaes, Mario Henrique"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2151"]
[BlackElo "2323"]
[PlyCount "86"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 dxc4 5. Qxc4 Nf6 6. g3 b5 7. Qb3 Bb7 8. Bg2
a6 9. a4 c5 10. dxc5 Nbd7 11. Be3 Nxc5 ({RR} 11... Bxc5 12. axb5 Bxe3 13. Qxe3
axb5 14. Rxa8 Qxa8 15. Qa3 Qxa3 16. Nxa3 Ke7 17. O-O Bxf3 18. Bxf3 Rc8 19. Nxb5
Rb8 20. Nd4 Rxb2 21. Nc6+ Kf8 22. Ra1 g5 23. h3 {1/2-1/2 (23) Maurizzi,M (2523)
-Sambuev,B (2407) Cannes FRA 2023}) 12. Bxc5 Bxc5 13. O-O Bd5 $146 ({RR} 13...
O-O 14. axb5 Qb6 15. Nc3 Ng4 16. e3 axb5 17. Rxa8 Rxa8 18. Qxb5 Bxe3 19. Qxb6
Bxb6 20. Nd2 Bxg2 21. Kxg2 Rb8 22. b3 Rd8 23. Nde4 f5 24. h3 fxe4 25. hxg4 e3
26. Na4 Ba7 27. fxe3 Rd3 28. b4 {Raja,R (2412)-Delchev,A (2550) Montebelluna
ITA 2020 1/2-1/2 (32)}) ({RR} 13... O-O 14. axb5 Qb6 15. Nc3 Ng4 16. e3 axb5
17. Rxa8 Rxa8 18. Qxb5 Bxe3 19. Qxb6 Bxb6 20. Nd2 Bxg2 21. Kxg2 Rb8 22. b3 Rd8
23. Nde4 f5 24. h3 fxe4 25. hxg4 e3 26. Na4 Ba7 27. fxe3 Rd3 28. b4 {Raja,R 
(2412)-Delchev,A (2550) Montebelluna ITA 2020 1/2-1/2 (32)}) 14. Qd1 Ne4 15.
Nbd2 Nxd2 16. Nxd2 Bxg2 17. Kxg2 O-O 18. axb5 axb5 19. Ne4 Qb6 20. Rxa8 Rxa8
21. Qd7 Rd8 22. Qxd8+ Qxd8 23. Nxc5 Qd5+ 24. e4 Qxc5 25. Rd1 g5 26. Rd2 Qc1 27.
Re2 Qb1 28. f3 Kf8 29. Kf2 Ke7 30. Rd2 Kf6 31. Ke3 h5 32. f4 gxf4+ 33. gxf4
Qe1+ 34. Re2 Qc1+ 35. Rd2 e5 36. f5 Qc5+ 37. Kf3 Qb4 38. Re2 Qb3+ 39. Kf2 Kg5
40. Kf1 Kf4 41. Kf2 Qd1 42. Re1 Qd4+ 43. Kg2 Qd2+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.20"]
[Round "5"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2151"]
[BlackElo "2636"]
[PlyCount "44"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 Bb4+ 4. Bd2 c5 5. g3 Qb6 6. a3 Bxd2+ 7. Qxd2 Nc6 8.
e3 cxd4 9. exd4 Ne4 10. Qc2 d5 11. c5 Qa5+ 12. Nbd2 e5 13. dxe5 $146 ({RR} 13.
O-O-O Bg4 14. Nxe4 dxe4 15. Qxe4 Bxf3 16. Qxf3 Nxd4 17. Qc3 Qxc3+ 18. bxc3 Nb3+
19. Kc2 Nxc5 20. Rd5 Ne6 21. Rxe5 Rc8 22. Bh3 Rc6 23. Rb1 b6 24. Rbe1 O-O 25.
Bxe6 fxe6 26. f4 Rfc8 27. R1e3 Kf7 {Vazquez,F (2167)-Rodriguez Vila,A (2480)
Timbues ARG 2019 1/2-1/2 (51)}) ({RR} 13. O-O-O Bg4 14. Nxe4 dxe4 15. Qxe4 Bxf3
16. Qxf3 Nxd4 17. Qc3 Qxc3+ 18. bxc3 Nb3+ 19. Kc2 Nxc5 20. Rd5 Ne6 21. Rxe5 Rc8
22. Bh3 Rc6 23. Rb1 b6 24. Rbe1 O-O 25. Bxe6 fxe6 26. f4 Rfc8 27. R1e3 Kf7 {
Vazquez,F (2167)-Rodriguez Vila,A (2480) Timbues ARG 2019 1/2-1/2 (51)}) 13...
Bg4 14. b4 Nxb4 15. Qb2 Nc2+ 16. Qxc2 Bxf3 17. Rg1 Rc8 18. Bg2 Bxg2 19. Rxg2
O-O 20. f3 Nxc5 21. Kf1 Qb5+ 22. Re2 Ne4 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.20"]
[Round "5"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Brito, Luismar Jorge"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2387"]
[BlackElo "2254"]
[PlyCount "47"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 a6 5. Qc2 g6 6. Bd3 Bg7 7. Nf3 O-O 8. O-O b5
9. c5 ({RR} 9. b3 Bg4 10. Ne5 Be6 11. Ba3 Nfd7 12. Nxc6 Nxc6 13. cxd5 Nxd4 14.
exd4 Bg4 15. h3 Rc8 16. hxg4 Bxd4 17. Qe2 Bxc3 18. Bxe7 Re8 19. Bxd8 Rxe2 20.
Bxe2 Bxa1 21. Ba5 Be5 22. Bd3 Bd6 23. g5 Bf4 {Moiseenko,A (2582)-Chigaev,M 
(2641) chess.com INT 2022 1-0 (63)}) ({RR} 9. b3 Nbd7 10. Bb2 Nb6 11. c5 Nbd7
12. Ne2 Qc7 13. h3 Ne8 14. b4 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18.
a4 Bb7 19. Nd4 Nc7 20. Qc3 Ne6 21. Nxb5 Qg5 22. Nd6 Bc8 23. f4 Qe7 {Rustemov,A
(2525)-Senft,S (2089) chess.com INT 2023 0-1 (86)}) 9... a5 10. a3 $146 ({RR} 
10. Re1 Ra7 11. a3 Re8 12. Bd2 Nbd7 13. e4 dxe4 14. Bxe4 Nxe4 15. Qxe4 Ra6 16.
Qh4 e5 17. Bg5 f6 18. Be3 f5 19. Bg5 Qc7 20. Bf4 b4 21. Na4 Ra8 22. dxe5 Qa7
23. e6 Nf6 24. Nb6 bxa3 {Kozul,Z (2541)-Maier,C (2352) Rogaska Slatina 2011
1-0 (36)}) ({RR} 10. Bd2 Na6 11. a3 Nc7 12. Ne5 Bb7 13. f4 Nd7 14. Nxd7 Qxd7
15. Kh1 f6 16. f5 e5 17. fxe6 Nxe6 18. Rae1 f5 19. Re2 Rae8 20. Nd1 a4 21. Be1
h5 22. Bg3 f4 23. Bxf4 Nxf4 24. exf4 Rxe2 {Quirke,J (2118)-Thing,B (2190)
chess.com INT 2021 0-1 (31)}) 10... Ba6 11. b4 Nbd7 12. a4 bxa4 13. b5 cxb5 14.
Bxb5 Bxb5 15. Nxb5 Ne4 16. Bd2 Qc8 17. Qxa4 Ndxc5 18. dxc5 Bxa1 19. Rxa1 Nxd2
20. Nxd2 Qxc5 21. Nd4 Rfc8 22. g3 Qb4 23. N2b3 Qb6 24. Nd2 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.20"]
[Round "5"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2565"]
[BlackElo "2311"]
[PlyCount "59"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 {Ftacnik,L} Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7.
e3 O-O 8. Bd3 Nbd7 9. Nge2 Re8 10. O-O Nf8 11. f3 Be6 12. Rad1 Rc8 13. e4 ({RR
} 13. Nf4 Bd7 14. Rfe1 h6 15. Bxf6 Bxf6 16. Kh1 Rc7 17. b4 a6 18. Na4 Bc8 19.
Nc5 Rce7 20. Qf2 g6 21. Bc2 a5 22. a3 axb4 23. axb4 b6 24. Nb3) ({RR} 13. a3 a6
({RR} 13... N6d7 14. Bf4 Ng6 15. Bg3 Bh4 16. b4 Bxg3 17. Nxg3 Nf6 18. Qd2 a5
19. Bb1 axb4 20. axb4 b6 21. f4 Bg4 22. Rc1 Bd7 23. f5 Ne7 24. e4) 14. Bh4 Ng6
15. Bf2 c5 16. dxc5 Bxc5 17. Bxg6 hxg6 18. Qd2 Qc7 19. Rc1 Qe5 20. Nd4 Bd7 21.
Rfe1 g5 22. g4 Ba7 23. Bg3 Qe7 24. h3) ({RR} 13. Bh4 a6 14. Kh1 b5 15. Bf2 Bd7
16. Bg1 g6 17. Qd2 Nh5 18. e4 dxe4 19. fxe4 c5 20. Nd5 Bg5 21. Qe1 c4 22. Bc2
Bc6 23. Nec3 a5 24. Ne3) 13... dxe4 14. fxe4 Ng4 15. Bf4 ({RR} 15. Bxe7 Qxe7
16. Qd2 c5 17. d5 Bd7 18. h3 Ne5 19. Bb5 Bxb5 20. Nxb5 Nc4 21. Qf4 Ng6 22. Qf2
Qd7 23. Nxa7 Ra8 24. Qxc5) ({RR} 15. Bd2 c5 16. d5 c4 17. dxe6 Nxe6) 15... Ng6
16. e5 Bg5 ({RR} 16... Nxf4 17. Bxh7+ Kh8 18. Nxf4 Ne3 19. Qd3 Nxd1 20. Nxe6
fxe6 ({RR} 20... Nxb2 21. Qh3 fxe6 22. Bg6+) 21. Rxd1) 17. Bxg6 ({RR} 17. Bxg5
Qxg5) 17... hxg6 18. Qd2 Bxf4 ({RR} 18... Be7 19. Ne4 f6 20. exf6 Nxf6 21. Ng5
Bc4 22. Qc2 Qd5 23. Be5 Bxe2 24. Qxe2 Nd7 25. Qg4 Bxg5 26. Qxg5 Re6 27. Qg3
Rce8 28. b3 Nxe5 29. dxe5 Qxe5 30. Qf2 Qe3 31. Rd7 Qxf2+ 32. Kxf2 R6e7 33. Rfd1
{Umetsubo,C (2364)-Starke,B (2160) Florianopolis 2016 1/2-1/2 (70)}) 19. Nxf4
Qb6 $146 ({RR} 19... Bc4 20. Rfe1 ({RR} 20. Rf3 c5) 20... c5 21. d5 ({RR} 21.
e6 cxd4 ({RR} 21... Bxe6 22. Nxe6 fxe6 23. Qf4) 22. Qxd4 Qxd4+ 23. Rxd4 g5 24.
exf7+ Bxf7) 21... Rxe5 22. b3 Ba6 23. d6 Qg5 24. Ne4 Qh6 25. h3 Nf6 26. Nxf6+
gxf6 27. Qf2 Qg5 28. Rxe5 fxe5 29. Nd5 Kg7 30. d7 Rd8 31. Nc7 Qe7 32. Ne8+ Kh7
33. a4 e4 34. Rd6 {Sjugirov,S (2673)-Jussupow,A (2581) Doha 2014 1-0 (44)}) ({
RR} 19... Bc4 20. Rfe1 c5 21. Ne4 cxd4 22. Nd6 d3 23. Nh3 ({RR} 23. Nxc8 Qd4+
24. Kh1 Nf2+ 25. Kg1 Nxd1+ 26. Kf1 Nf2) 23... Rxe5 24. Nxc8 ({RR} 24. Rxe5 Qxd6
25. Rg5 Qxh2+) 24... Qxc8 25. Rxe5 Nxe5 26. Qe3 f6 27. Nf2 ({RR} 27. Qxa7 Be6
28. Nf2 Bg4 29. Nxg4 Qxg4) 27... Bd5 28. Rc1 ({RR} 28. Nxd3 Qg4 29. Rd2 Nf3+)
28... Qf5 29. b3 Ng4 30. Qd4 ({RR} 30. Nxg4 Qxg4 31. Qd2 Bxg2 32. Qxg2 d2)
30... Nxf2 31. Qxf2 Qg5 32. Re1 ({RR} 32. Rd1 Be4) 32... f5 33. Qg3 Qxg3 34.
hxg3 {Timman,J (2635)-Jussupow,A (2660) Riga 1995 CBM 047 [Ftacnik,L] 1-0 (38)}
) 20. Nxe6 Rxe6 21. Qf4 Nh6 22. Ne4 Qxb2 23. Nd6 Rc7 24. Rb1 Qxa2 25. Nxb7 Qd5
26. Nd6 Rd7 27. Rb8+ Kh7 28. Ne4 Qxd4+ 29. Kh1 Rxe5 30. Qxh6+ 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.20"]
[Round "5"]
[White "Mendonca, Mateus Nakajo"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2426"]
[BlackElo "2216"]
[PlyCount "133"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 b5 6. b3 Bg4 7. h3 Bh5 8. g4 Bg6
9. Ne5 b4 10. Ne2 Nfd7 11. Nxg6 hxg6 12. Bg2 Nf6 $146 ({RR} 12... e6 13. Qd3
Be7 14. Ng3 g5 15. O-O Ra7 16. e4 dxc4 17. bxc4 Ne5 18. Qe2 Qxd4 19. Be3 Qd7
20. Rfd1 Qc7 21. Bxa7 Qxa7 22. Rac1 Nbd7 23. Nh5 g6 24. Ng3 a5 25. Nf1 O-O 26.
Nd2 a4 27. Rb1 {Komljenovic,L (2166)-Kraetschmer,K (2004) Bayern 2003 0-1 (51)}
) 13. a3 e6 14. axb4 Bxb4+ 15. Bd2 Bd6 16. Ba5 Qe7 17. c5 Bc7 18. Bxc7 Qxc7 19.
f4 Nbd7 20. O-O Ne4 21. g5 f5 22. Qc2 Kf7 23. Ra4 Ra7 24. Rfa1 Rha8 25. Nc1 Qb7
26. R1a3 Nb8 27. Nd3 Nd7 28. Ne1 Qc8 29. Nf3 Qb7 30. Qc1 Ke7 31. Qa1 Ng3 32.
Kh2 Ne4 33. Bf1 Qb8 34. Bxa6 Rxa6 35. Rxa6 Rxa6 36. Rxa6 Qxb3 37. Qc1 Qd3 38.
Ra2 Nc3 39. Rc2 Ne4 40. Kg2 Qb3 41. Ng1 e5 42. dxe5 d4 43. exd4 Qg3+ 44. Kf1
Qd3+ 45. Kg2 Qg3+ 46. Kh1 Nf2+ 47. Rxf2 Qxf2 48. e6 Nb8 49. d5 Qd4 50. dxc6
Nxc6 51. Kg2 Qe4+ 52. Nf3 Nd4 53. Qd1 Nxe6 54. Qd6+ Kf7 55. Kg3 Qe3 56. c6 Qc3
57. Qd7+ Kf8 58. Qd6+ Kf7 59. Qd5 Ke7 60. h4 Qc1 61. Qd7+ Kf8 62. Qd6+ Kg8 63.
Qxe6+ Kh7 64. h5 gxh5 65. g6+ Kh6 66. Qxf5 h4+ 67. Kg4 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.20"]
[Round "5"]
[White "Rodrigues, Edgar"]
[Black "El Debs, Felipe de Cresce"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "2338"]
[BlackElo "2512"]
[PlyCount "64"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 {Mekhitarian,K Marin,M} c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6.
Be3 Nf6 7. Bc4 O-O 8. Bb3 e6 ({RR} 8... d6) 9. O-O ({RR} 9. f3 d5 10. exd5 Nxd5
11. Nxd5 exd5 12. Qd2 Nxd4 13. Bxd4 Qh4+ 14. Bf2 Re8+ 15. Kf1 Qf6) 9... d5 10.
exd5 exd5 ({RR} 10... Nxd5 11. Nxd5 exd5 12. c3 Na5 13. Qd3 Nxb3 14. axb3 a6
15. Qd2 Re8 16. Rfe1 Bd7 17. Nc2 Bc6 18. Bd4 f6 19. Rxe8+ Qxe8 20. h3 Qf7 21.
Nb4 Bf8 22. Nxc6 bxc6 23. b4 Bd6 24. b5 cxb5 25. Bxf6 {Svidler,P (2728)
-Carlsen,M (2690) Morelia/Linares 2007 CBM 117 [Marin,M] 1/2-1/2}) 11. h3 ({RR
} 11. Qd2 Be6 12. f3 Re8 13. Rfe1 a6 14. Rad1 Na5 ({RR} 14... Rc8 15. Nce2) 15.
Bh6 Bh8 ({RR} 15... Rc8 16. Bxg7 Kxg7 17. Nce2) 16. Nxe6 fxe6 ({RR} 16... Nxb3
17. Nxd8 Nxd2 18. Rxe8+ Nxe8 19. Nxd5 Bd4+ 20. Kh1 Rxd8 21. Ne7+ Kh8 22. Rxd2)
({RR} 16... Rxe6 17. Bxd5 Rxe1+ 18. Rxe1) 17. Nxd5 Nxb3 ({RR} 17... Nxd5 18.
Rxe6 Rxe6 ({RR} 18... Nxb3 19. Rxe8+ Qxe8 20. Qxd5+ Qf7 21. Qxf7+ Kxf7 22. cxb3
) 19. Bxd5 Qb6+ 20. Be3 Qd6 21. Qxa5) ({RR} 17... exd5 18. Rxe8+ Qxe8 19. Qxa5)
18. Nxf6+ Bxf6 ({RR} 18... Qxf6 19. cxb3 Qxb2 20. Qd7 ({RR} 20. Qxb2 Bxb2 21.
Rd7 b5 22. Kf2) 20... Qf6 21. Rd6 ({RR} 21. Qxb7 g5)) 19. cxb3 ({RR} 19. axb3
Qxd2 20. Rxd2 Bxb2 21. Rd7 b5) 19... Qxd2 20. Rxd2 Kf7 21. Be3 Rad8 22. Rc2 Rc8
23. Rec1 Rxc2 24. Rxc2 Re7 25. Kf2 Rd7 {Mekhitarian,K (2563)-El Debs,F (2506)
Pocos de Caldas 2016 CBM 172 [Mekhitarian,K] 1-0 (89)}) 11... Re8 ({RR} 11...
h6 12. Qd2 Nxd4 13. Bxd4 Be6 14. Rad1 a6 15. Rfe1 Rc8 16. f3 b5 17. Ne2 Re8 18.
c3 Qd7 19. Nf4 g5 20. Nd3 Bf5 21. Ne5 Qc7 22. Ng4 Bxg4 23. hxg4 Rcd8 24. a3 Qd7
25. Bc2 Rxe1+ 26. Rxe1 {Mraduhas,T (1589)-Chavan Nameet (1841) Mathura IND
2023 1/2-1/2 (43)}) 12. Nf3 $146 ({RR} 12. Qd2 Be6 13. Rad1 Qd7 14. Nxe6 fxe6
15. Bh6 Bxh6 16. Qxh6 Qg7 17. Qd2 Rad8 18. Rfe1 Qf8 19. Ba4 Kg7 20. Bxc6 bxc6
21. Qd4 c5 22. Qe5 Qd6 23. Qxd6 Rxd6 24. Ne4 Nxe4 25. Rxe4 Rb8 26. Ra4 Rxb2 {
Kostiuchenko,A-Stein,L Kiev (Ukraine) 1959 0-1 (41)}) ({RR} 12. Re1 a6 13. Re2
Na5 14. Rd2 Nxb3 15. axb3 Bd7 16. Rd3 Bc6 17. Nxc6 bxc6 18. Na4 Nd7 19. c4 Ne5
20. Rd2 Qh4 21. cxd5 cxd5 22. Nb6 Rad8 23. Nxd5 Nc6 24. Ra4 Qh5 25. Qxh5 gxh5
26. Rxa6 Rxd5 {Martin Gonzalez,A (2399)-Hernandez Jimenez,G Barcelona 2000 1-0
(32)}) 12... Be6 13. Nb5 Ne4 14. c3 Qd7 15. Bf4 Rac8 16. Re1 a6 17. Rxe4 dxe4
18. Qxd7 Bxd7 19. Nd6 exf3 20. Bxf7+ Kf8 21. Bxe8 Rxe8 22. Nxe8 Kxe8 23. g4 Ne7
24. Re1 Kf7 25. Bd6 Bf6 26. Be5 Bg5 27. Bd4 h5 28. gxh5 gxh5 29. Re5 Kg6 30.
Be3 Bf6 31. Rc5 Bxh3 32. Rc7 Nd5 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.21"]
[Round "6"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Andrade Fiaes, Mario Henrique"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2216"]
[BlackElo "2151"]
[PlyCount "81"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qc7 8. h5
cxd4 9. cxd4 Qc3+ 10. Bd2 Qxd4 11. Nf3 Qb6 ({RR} 11... Qe4+ 12. Be2 Nf5 13. O-O
Nc6 14. Re1 O-O 15. h6 Nxh6 16. Bxh6 gxh6 17. Rb1 Kh8 18. Bb5 Qg6 19. Bxc6 bxc6
20. Rb4 Rg8 21. Nh4 Qg5 22. Qf3 Bd7 23. g3 Raf8 24. Rf4 Be8 25. Kh2 c5 26. Qc3
{Almasi,Z (2707)-Vallejo Pons,F (2705) Beijing 2011 1/2-1/2 (58)}) ({RR} 11...
Qe4+ 12. Be2 Nbc6 13. Rh4 O-O 14. Rxe4 dxe4 15. Ng5 Nxe5 16. Nxe4 Rd8 17. Qc1
f5 18. Bg5 fxe4 19. Bxe7 Rd7 20. Bb4 Nc6 21. h6 Nd4 22. Bc3 Nxe2 23. Kxe2 b6
24. Bxg7 Ba6+ 25. Ke1 Rad8 26. Qg5 {Ljukin,S (2362)-Fominykh,M (2186) chess.
com INT 2023 1-0}) 12. h6 g6 13. Bd3 Qc7 $146 ({RR} 13... Nbc6 14. Rb1 Qc7 15.
Qe2 Bd7 16. Bg5 Nf5 17. Bf6 O-O 18. c3 Rfe8 19. g4 Nfe7 20. Qd2 Na5 21. O-O Bc6
22. Qf4 d4 23. Nxd4 Nd5 24. Qg5 Nxc3 25. Rbc1 Nd5 26. Nb5 Qd7 27. Nd6 Nb3 28.
Rc4 {Tzouganakis,P (2096)-Steil Antoni,F (2156) Paleochora 2012 1-0 (35)}) 14.
Bb4 Nd7 15. Bd6 Qa5+ 16. Kf1 Nc5 17. Qc1 Nxd3 18. Qg5 Nf5 19. Qf6 Rg8 20. Ng5
Nxe5 21. Bxe5 Qb5+ 22. Kg1 Qd7 23. Nxh7 Qe7 24. Ng5 Nxh6 25. Rxh6 Bd7 26. Rh7
Qxf6 27. Bxf6 Rf8 28. Rb1 b6 29. Rb3 Rc8 30. Bg7 Rg8 31. Rc3 Ke7 32. Be5 Rgf8
33. Rxc8 Bxc8 34. Bb8 Kf6 35. f4 Kf5 36. Rxf7+ Rxf7 37. Nxf7 Ke4 38. Nd6+ Kxf4
39. Nxc8+ Ke3 40. Bxa7 Kd2 41. Bxb6 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.21"]
[Round "6"]
[White "Brito, Luismar Jorge"]
[Black "Mendonca, Mateus Nakajo"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2254"]
[BlackElo "2426"]
[PlyCount "104"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 O-O 8. Ne2
Qc7 $146 ({RR} 8... Nbc6 9. h4 f5 10. Qg3 Qa5 11. Kd1 Bd7 12. h5 Rac8 13. Rb1
Qc7 14. h6 g6 15. Qd3 Na5 16. Bg5 Rf7 17. Nf4 cxd4 18. cxd4 Ba4 19. Rc1 Qb6 20.
Rh3 Nc4 21. Ke1 Qb2 22. Nxe6 f4 23. Qd1 {Chiappe,J (2145)-Lopresti,R Buenos
Aires 2000 0-1 (37)}) ({RR} 8... f5 9. exf6 Rxf6 10. Bg5 Rf7 11. Qh4 Nbc6 12.
g3 Qa5 13. Bd2 Qa4 14. Ra2 Nf5 15. Qg5 cxd4 16. cxd4 Ncxd4 17. Nxd4 Nxd4 18.
Bg2 Qc4 19. Qd8+ Rf8 {0-1 (19) Olshtynsky,O (1425)-Nikitin,B (1912) chess.com
INT 2023}) ({RR} 8... Nbc6 9. g3 cxd4 10. cxd4 f6 11. f4 Nf5 12. c3 Qa5 13. Bd2
Qa4 14. Bg2 fxe5 15. dxe5 Nxe5 16. Qh3 Nd3+ 17. Kf1 Qc2 {0-1 (17) Rubio Campos,
J (1771)-Garcia Amodia,D (2002) Madrid 2009}) 9. Bg5 Nbc6 10. Bxe7 Nxe7 11. Kd2
Bd7 12. Ng3 f5 13. Qg5 cxd4 14. cxd4 Rac8 15. Bd3 Qc3+ 16. Ke2 Nc6 17. Rhd1 h6
18. Qh4 Qxd4 19. Qxd4 Nxd4+ 20. Kd2 f4 21. Nf1 Rc5 22. Rab1 b6 23. Rdc1 Nc6 24.
Re1 Rc8 25. Rb5 Nd4 26. Rxc5 Rxc5 27. c3 Nc6 28. g3 fxg3 29. hxg3 Ra5 30. Kc2
Rxa3 31. Kb2 Ra5 32. f4 Nd8 33. Nd2 Nb7 34. Nb3 Nc5 35. Nxc5 bxc5 36. c4 d4 37.
g4 Ra6 38. g5 Rb6+ 39. Ka3 hxg5 40. fxg5 Rb8 41. Rf1 Be8 42. Rf2 a5 43. Be2 Rb1
44. Bg4 Bd7 45. Bh5 g6 46. Bxg6 Rg1 47. Bf7+ Kg7 48. g6 Rg5 49. Rh2 Rxe5 50.
Rh7+ Kf6 51. Bg8 Be8 52. Bf7 Bxf7 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.21"]
[Round "6"]
[White "El Debs, Felipe de Cresce"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2512"]
[BlackElo "2151"]
[PlyCount "55"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Nf3 Nc6 6. e3 e6 7. Bd3 Bd6 8. O-O
O-O 9. e4 dxe4 10. Nxe4 Be7 11. Nxf6+ ({RR} 11. Nc3 b6 12. Bg5 Bb7 13. a3 Rc8
14. Rc1 Na5 15. Ne5 h6 16. Be3 Nd5 17. Qh5 Bg5 18. Bxg5 Qxg5 19. Qxg5 hxg5 20.
Nxd5 Bxd5 21. Ba6 Rxc1 22. Rxc1 Nb3 23. Rc7 Nxd4 24. Rxa7 f6 25. Nd3 Rd8 {
Onkoud,A (2420)-Inkiov,V (2517) Marseille 2006 1/2-1/2 (66)}) ({RR} 11. Be3 b6
12. Nxf6+ Bxf6 13. Bxh7+ Kxh7 14. Qc2+ Kg8 15. Qxc6 Ba6 16. Rfe1 Rc8 17. Qa4
Bb7 18. Qd1 Qd5 19. Qe2 Rfd8 20. a3 Qb3 21. Rac1 Bxf3 22. gxf3 Rxc1 23. Rxc1
Bxd4 24. Bxd4 Rxd4 25. Rc8+ Kh7 {Mohammed,D (2103)-Gauri,S (2307) chess.com
INT 2023 0-1 (57)}) 11... Bxf6 12. Be3 Qd6 13. Be4 $146 ({RR} 13. Qd2 Rd8 14.
Rfd1 Bd7 15. Be4 Be8 16. Bg5 Nxd4 17. Nxd4 Qxd4 18. Bxh7+ Kh8 19. Qxd4 Rxd4 20.
Bxf6 Rxd1+ 21. Rxd1 Kxh7 22. Rd8 Rxd8 23. Bxd8 {1/2-1/2 (23) Hug,W (2430)
-Brunner,L (2475) Biel 1993}) ({RR} 13. Qd2 Rd8 14. Rfd1 Bd7 15. Be4 Rac8 16.
Bg5 Qe7 17. Qf4 Bxg5 18. Nxg5 h6 19. Nf3 Be8 20. d5 exd5 21. Bxd5 Nb4 22. Be4
Rxd1+ 23. Rxd1 Nxa2 24. Qf5 Qe6 25. Qh7+ Kf8 26. Bf5 Qe2 27. Re1 Rc1 {Osman,M 
(2177)-Cioara,A (2350) Bucharest 2000 0-1 (34)}) 13... Rd8 14. Qc2 h6 15. Rad1
Nb4 16. Qb3 Nd5 17. Bb1 Qf8 18. Ne5 b6 19. Ng4 Be7 20. Rfe1 Bb7 21. Bd2 Bb4 22.
Bxb4 Nxb4 23. Qg3 Kh8 24. Ne5 Nd5 25. Bg6 Rdc8 26. Bxf7 Ne7 27. Bxe6 Rc2 28.
Nf7+ 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.21"]
[Round "6"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Rodrigues, Edgar"]
[Result "1/2-1/2"]
[ECO "A67"]
[WhiteElo "2323"]
[BlackElo "2338"]
[PlyCount "52"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+
Nfd7 9. Nf3 O-O 10. O-O Na6 ({RR} 10... Re8 11. e5 a6 12. Bxd7 Nxd7 13. Ne4
dxe5 14. fxe5 Nxe5 15. Bg5 f6 16. Nxe5 fxg5 17. Nf7 Qe7 18. Nfxg5 Bd4+ 19. Kh1
Bf5 20. d6 Qg7 21. Qb3+ Kh8 22. Nf7+ Kg8 23. Nfg5+ Kh8 24. Nf7+ Kg8 25. Neg5 {
Adhiban,B (2659)-Panarin,M (2562) chess.com INT 2020 1-0}) 11. Kh1 Rb8 ({RR} 
11... Nc7 12. Bd3 b6 13. a4 Ba6 14. Nb5 Bxb5 15. axb5 Re8 16. Qc2 Qc8 17. Bd2
a6 18. bxa6 Nxa6 19. Bb5 Nc7 20. Rxa8 Nxa8 21. Bc3 Nc7 22. Bc6 Bxc3 23. bxc3
Re7 24. e5 Ne8 25. Re1 Qc7 26. Qe4 {Nenezic,M (2528)-Boraso,A (2286) chess.com
INT 2022 1-0 (34)}) 12. f5 Qe7 $146 ({RR} 12... Nc7 13. Bg5 f6 14. Bxd7 Qxd7
15. Bf4 b5 16. g4 Re8 17. Nd2 Ba6 18. b4 cxb4 19. Ne2 h5 20. Nd4 Bb7 21. h4 g5
22. Bg3 Bh6 23. gxh5 Rbc8 24. Rg1 Kh7 25. hxg5 Bxg5 26. Ne6 Be3 27. Bh4 {
Mayrhuber,N (2046)-Bauer,T (2181) Vienna AUT 2018 0-1 (32)}) 13. Bg5 f6 14. Be3
Nc7 15. Bd3 g5 16. e5 Nxe5 17. Nxe5 fxe5 18. Qh5 h6 19. f6 Rxf6 20. Rxf6 Bxf6
21. Rf1 Qg7 22. Nb5 Nxd5 23. Qe8+ Qf8 24. Qg6+ Qg7 25. Qe8+ Qf8 26. Qg6+ Qg7
1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.21"]
[Round "6"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2565"]
[BlackElo "2387"]
[Annotator "Mekhitarian,K"]
[PlyCount "51"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 170"]
[Source "ChessBase"]
[SourceDate "2016.01.15"]
[SourceVersion "1"]
[SourceVersionDate "2016.01.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 Ng6 8. h4
h5 9. Qd1 Qd7 10. Be2 $1 {I think this is a very good line for White, as some
recent games have shown.} Ba6 (10... Qc6 {was played against me in 2012} 11.
Rh3 Ba6 12. Bxh5 {I think Black is in trouble already} Nxh4 13. Bg5 $1 Ng6 (
13... Nxg2+ $2 14. Kd2 $18 {White's king is safe on d2 and Black has a number
of problems to solve - to begin with, the trapped knight on g2.}) 14. Kd2 $1
Rf8 15. Qg4 Qd7 16. Bxg6 fxg6 17. Bh4 $6 (17. Rh7 $1 Rxf2+ 18. Ke3 Rf5 {
White is winning in many ways here, but the most elegant one is clearly:} 19.
Bd8 $3 (19. Bf6 $2 Qc6 $1 $132 20. Qxg6+ Kd7 {and it gets very dangerous for
White}) 19... Qf7 (19... Kxd8 20. Rh8+ Ke7 21. Qxg6 $18) 20. Bf6 $1 Rxf6 21.
exf6 Qxf6 22. Rh8+ Kd7 23. Nf3 $18) (17. Nf3 {is also very good, played in
2015 by another Brazilian grandmaster} Qf7 18. Rh7 Nd7 $2 19. Rxg7 $1 $18 Qf5
20. Re7+ Kd8 21. Rf7+ {1-0 (21) Matsuura,E (2494)-Rodriguez Vila,A (2469)
Florianopolis 2015}) 17... Nc6 $1 18. Qxg6+ Qf7 19. Qg4 Qf4+ 20. Qxf4 Rxf4 21.
Bg3 $14 {1/2-1/2 (29) Mekhitarian,K (2531)-Roselli Mailhe,B (2443) Santos 2012}
) ({RR} 10... Qc6 11. Rh3 Ba6 12. Bxh5 Nxh4 13. Bg5 Ng6 14. Kd2 Rf8 15. Qg4 Qd7
16. Bxg6 fxg6 17. Bh4 Nc6 18. Qxg6+ Qf7 19. Qg4 Qf4+ 20. Qxf4 Rxf4 21. Bg3 Rf8
22. Nf3 Na5 23. Rah1 Nc4+ 24. Kc1 Nxa3 25. Rh7 {Mekhitarian,K (2531)-Roselli
Mailhe,B (2443) Santos 2012 1/2-1/2}) 11. Bxh5 Qb5 12. Nh3 Nxh4 $2 (12... Nc6
$5 {is a better move} 13. Ng5 $5 $40 {and the position remains very complex} (
13. Bxg6 fxg6 14. Qd3 Rxh4 15. Qxb5 Bxb5 16. a4 Bc4 17. Bg5 Rh8 18. Kd2 $13 {
1-0 (51) Van Kampen,R (2607)-Adams,M (2753) Hoogeveen 2013})) 13. Kd2 $146 {
a similar idea from the 10...Qc6 variation, Ng5 is a serious threat.} (13. Ng5
$2 g6 $1 {and White is the one losing now, because of ...Nf3+! after the
bishop moves.} 14. Bg4 Nf3+ $1 $19) ({RR} 13. Bg5 Qa5 14. Kd2 c5 15. Nf4 cxd4
16. Kc1 Qxc3 17. Ra2 d3 18. Rxh4 Nc6 19. Nxd3 Nxe5 20. Nb4 Bb5 21. Rh3 Qc5 22.
Qe1 d4 23. f4 a5 24. fxe5 axb4 25. axb4 Rxa2 26. bxc5 Ra1+ 27. Kd2 Rxe1 {
Ponkratov,P (2605)-Pipnikov,N (2324) Izhevsk 2013 1-0}) 13... Ng6 $2 {It was
hard to give any better advice, but this loses by force.} (13... Nxg2 14. Bxf7+
$18) (13... Nd7 14. Ng5 g6 15. a4 $1 Qa5 16. Rxh4 gxh5 17. Qf3 O-O-O 18. Nxf7
Rdf8 19. Ba3 c5 20. Rf4 Rhg8 21. Qxh5 $18) (13... g6 14. Be2 Qxe2+ 15. Qxe2
Bxe2 16. Kxe2 {is an excellent endgame for White because of the weak dark
squares and the better play on the h-file.} Nf5 17. g4 Ne7 18. Be3 $16 {
1-0 (21) Canizares Cuadra,P (2159)-Baigorri Navarro,F (2132) ICCF 2012,
followed by Ng5, and it's very hard to give any advice for Black, since the
f7-pawn is a serious problem as well.}) 14. Ng5 Nc6 15. a4 $1 {So Black
doesn't have time for Na5-Nc4.} (15. Bxg6 $4 {would waste all White's advantage
} Rxh1 {there's a mate on e2!} 16. Qf3 O-O-O $19) (15. Nxe6 $6 fxe6 16. Bxg6+
Kd7 $44 {when everything remains far from clear.}) 15... Qc4 (15... Qa5 $2 16.
Bxg6 Rxh1 {now there is an easy win for White} 17. Bxf7+ Kd8 18. Qxh1 $18) 16.
Bxg6 Rxh1 17. Bxf7+ Kd8 18. Qf3 $1 $18 {Bxe6 is the strongest threat now,
Black doesn't have time to hide his king.} Na5 (18... Nxd4 19. Nxe6+ Nxe6 20.
Bxe6 Qc6 (20... c6 21. Ba3 $1 $18) 21. Ba3 $1 Qxe6 22. Qf8+ Qe8 (22... Kd7 23.
Qxg7+ Kc6 24. Rxh1 $18) 23. Rxh1 $18) (18... Qf1 {leads to nothing} 19. Nxe6+
Kc8 20. Bb2 $18) (18... Kc8 19. Bxe6+ Kb7 20. Bxd5 $18) 19. Bxe6 Rd1+ 20. Qxd1
(20. Kxd1 $4 {never too late to go wrong} Qf1+ 21. Kd2 Nc4# {mate!}) 20... Nb3+
21. Ke3 (21. cxb3 {once again running into:} Qd3+ 22. Ke1 Qf1+ 23. Kd2 Qxf2+
24. Qe2 Qxe2#) 21... Qxc3+ 22. Kf4 {Now the white king is totally safe and Qh5
is a monster threat.} Nxa1 (22... Nxd4 23. Be3 Ne2+ 24. Kg4 $18) 23. Qh5 $1
Qxd4+ 24. Kg3 Qxe5+ 25. Bf4 Qc3+ 26. Nf3 {Followed by Bg5.} 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.21"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2311"]
[BlackElo "2636"]
[PlyCount "92"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Nc6 8. O-O
Be7 9. Qe2 O-O 10. Rd1 Na5 11. b3 Bd7 12. Bxd5 exd5 13. Nc3 Be6 14. Bf4 a6 15.
exd6 Bxd6 16. Bxd6 Qxd6 17. Qe5 $146 ({RR} 17. Ne5 Rfe8 18. Qf3 Rac8 19. Rac1
f6 20. Nd3 Bf7 21. Qf4 Qa3 22. Qd2 Nc6 23. Nf4 Qd6 24. f3 Re7 25. Re1 Rxe1+ 26.
Rxe1 Qb4 27. Rd1 Ne7 28. Na4 Qd6 29. Nc5 b6 30. Nxa6 Nc6 31. b4 Ra8 {Potapov,P
(2479)-Movsesian,S (2671) Cheliabinsk 2017 1/2-1/2 (92)}) 17... Rfd8 18. h3 f6
19. Qxd6 Rxd6 20. Rac1 Rc8 21. Kf1 Rdc6 22. Ne2 Rc2 23. Rxc2 Rxc2 24. Rd2 Rxd2
25. Nxd2 Nc6 26. a3 Bf5 27. Ke1 g5 28. b4 Bd3 29. Nb3 b6 30. Kd2 Bc4 31. Nbc1
Kf7 32. Kc3 h5 33. Ng3 Kg6 34. Nd3 Na7 35. a4 h4 36. Nf1 Nc6 37. Ne3 Bxd3 38.
Kxd3 Nxb4+ 39. Kc3 a5 40. g4 Kf7 41. Nf5 Ke6 42. f4 Nc6 43. Kd3 Ne7 44. Ne3 Kd6
45. f5 Kc6 46. Kc3 Nc8 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "7"]
[White "Andrade Fiaes, Mario Henrique"]
[Black "Brito, Luismar Jorge"]
[Result "0-1"]
[ECO "B95"]
[WhiteElo "2151"]
[BlackElo "2254"]
[PlyCount "66"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 h6 8. Be3
Qc7 ({RR} 8... b5 9. f3 Bb7 10. O-O-O Nbd7 11. Kb1 Qc7 12. Bxb5 axb5 13. Ndxb5
Qb8 14. Nxd6+ Bxd6 15. Qxd6 Qxd6 16. Rxd6 Ke7 17. Rhd1 Rhc8 18. R6d4 Bc6 19. b3
g5 20. Kb2 Rab8 21. a4 Ra8 22. Bf2 Ne5 23. Na2 {Firouzja,A (2777)-Drygalov,S 
(2547) chess.com INT 2023 1-0 (40)}) 9. f3 h5 $146 ({RR} 9... b5 10. O-O-O b4
11. Nce2 d5 12. e5 Nfd7 13. f4 Nb6 14. Ng3 N8d7 15. Qe1 Nc4 16. Bxc4 Qxc4 17.
Kb1 a5 18. f5 Nc5 19. Rf1 a4 20. fxe6 fxe6 21. Qf2 Ra7 22. Nc6 Rc7 23. Rd4 Ne4
({RR} 23... Nd3 24. cxd3 Qxc6) 24. Nxe4 {Romanishin,O-Movsesian,M Perm 1971
1-0 (31)}) 10. O-O-O Nbd7 11. Kb1 Rb8 12. h3 h4 13. Bg5 b5 14. Bd3 Be7 15. Rhe1
Nb6 16. f4 b4 17. Nce2 Nc4 18. Bxc4 Qxc4 19. Ng1 Bb7 20. e5 Ne4 21. Rxe4 Bxe4
22. Bxe7 Kxe7 23. Nf5+ Kf8 24. Qxd6+ Kg8 25. Qxb8+ Kh7 26. Ne3 Bxc2+ 27. Kc1
Qxf4 28. Qb6 Rc8 29. Re1 b3 30. a3 Qf2 31. Nf3 Be4+ 32. Kd1 Bxf3+ 33. gxf3 Qxb2
0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "7"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2151"]
[BlackElo "2323"]
[PlyCount "39"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. O-O Nc6 5. c4 d4 6. d3 e5 7. e3 Be7 8. exd4
exd4 9. Na3 O-O 10. Nc2 Bf5 ({RR} 10... Bg4 11. h3 Bh5 12. Rb1 h6 13. a3 a5 14.
Qd2 Re8 15. b3 Qd7 16. Kh2 Nh7 17. Ng1 Bd6 18. Bb2 Re7 19. Rbe1 Rae8 20. Rxe7
Rxe7 21. Re1 Bg6 22. Nf3 Qf5 23. Rxe7 Bxe7 24. Nce1 h5 25. h4 {Papp,P (2283)
-Olde,M (2147) Budva MNE 2023 1/2-1/2 (75)}) 11. Re1 Qd7 12. Rb1 $146 ({RR} 12.
Bf4 Rae8 13. a3 b6 14. Rb1 a5 15. Ne5 {1/2-1/2 (15) Gyorkos,L (2351)-Almasi,I 
(2388) Hungary 2015}) ({RR} 12. b3 Rae8 13. Bb2 Bd6 14. Rxe8 Rxe8 15. b4 b6 16.
b5 Na5 17. Qd2 Ne4 18. Qd1 Nf6 19. Bc1 h6 20. Nce1 Qe6 21. Bd2 Ng4 22. Nh4 Bh7
23. Bxa5 bxa5 24. Bd5 Qc8 25. Qd2 g5 26. Nhf3 Qf5 {Granda Zuniga,J (2639)
-Gomez Esteban,J (2485) Benasque 2010 1/2-1/2 (89)}) 12... h6 13. b4 cxb4 14.
Ne5 Nxe5 15. Rxe5 a5 16. a3 Rfe8 17. axb4 Bxb4 18. Rxe8+ Rxe8 19. Nxb4 axb4 20.
Rxb4 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "7"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2387"]
[BlackElo "2311"]
[PlyCount "74"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. c4 Bf5 5. cxd5 cxd5 6. Qb3 Qb6 7. Nc3 Qxb3 8.
axb3 Nc6 9. d3 e6 10. Be3 h6 $146 ({RR} 10... a6 11. Nd4 Nxd4 12. Bxd4 Nd7 13.
e4 dxe4 14. dxe4 Bg6 15. O-O Nc5 16. Bxc5 Bxc5 17. Rfd1 Ke7 18. e5 Rab8 19. Na4
Ba7 20. Rd6 Rhd8 21. Rad1 Rxd6 22. Rxd6 f6 23. Nb6 fxe5 24. Rd7+ Kf8 25. Nc4 {
Ranola,Y (2377)-Gomez,J (2529) Manila 2011 0-1 (36)}) ({RR} 10... a6 11. Nd4
Nxd4 12. Bxd4 Nd7 13. e4 dxe4 14. dxe4 Bg6 15. O-O Bc5 16. Bxg7 Rg8 17. Bh6 Ne5
18. Na4 Ba7 19. h3 Nd3 20. Rad1 O-O-O 21. Rd2 Rd7 22. Kh2 b5 23. Nc3 Nc5 24.
Rxd7 Nxd7 25. f4 {Georgiev,K (2649)-Kasimdzhanov,R (2690) Khanty-Mansiysk 2007
1-0 (32)}) ({RR} 10... Bb4 11. Nd4 Nxd4 12. Bxd4 a6 13. Ra4 Bd6 14. e4 dxe4 15.
dxe4 e5 16. Nb5 Bd7 17. Nxd6+ Ke7 18. Nf5+ Bxf5 19. exf5 exd4 20. O-O Rad8 21.
Re1+ Kf8 22. Bxb7 d3 23. Rxa6 d2 24. Rd1 Ke7 25. Bc6 {Troyke,C (2317)
-Funderburg,J (2100) chess.com INT 2020 1-0}) 11. Nd4 Bg6 12. Nxc6 bxc6 13.
Rxa7 Rxa7 14. Bxa7 Bb4 15. O-O Kd7 16. Ra1 Ra8 17. Ra4 c5 18. Bxc5 Rxa4 19.
Nxa4 Bxc5 20. Nxc5+ Kc6 21. d4 Kb5 22. f3 Kb4 23. e4 dxe4 24. fxe4 Ng4 25. Nd3+
Kxb3 26. Nf4 Kc4 27. d5 exd5 28. exd5 Bf5 29. d6 Kc5 30. Nd5 Kxd6 31. h3 Ne5
32. Ne3 Be6 33. Bf1 Kc5 34. Nc2 Bb3 35. Ne1 Kd4 36. Kf2 f5 37. Nf3+ Nxf3
1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "7"]
[White "Leitao, Rafael Duailibe"]
[Black "El Debs, Felipe de Cresce"]
[Result "1-0"]
[ECO "D23"]
[WhiteElo "2636"]
[BlackElo "2512"]
[PlyCount "49"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 Bg4 6. Nc3 Nbd7 7. Bf4 ({RR} 
7. e4 e6 8. Be3 Be7 9. Be2 O-O 10. O-O Bh5 11. h3 Bg6 12. e5 Nd5 13. Qb3 Qb6
14. Nd2 Nxe3 15. Qxb6 axb6 16. fxe3 b5 17. a3 Nb6 18. g3 Bg5 19. Kf2 f6 20.
exf6 Bxf6 21. Kg2 Nd5 {Alekseev,E (2708)-Kramnik,V (2788) Moscow 2008 0-1})
7... Qa5 8. Qb3 Qb6 9. e4 $146 ({RR} 9. e3 Nh5 10. Bg5 h6 11. Bh4 g5 12. Bg3
Bg7 13. Be2 Qxb3 14. axb3 Nxg3 15. hxg3 O-O 16. Nd2 Bf5 17. g4 Bg6 18. Nc4 Rfd8
19. b4 Kh7 20. O-O a6 21. Rfd1 Rab8 22. Bf3 e6 23. Ne4 Bxe4 {Drygalov,S (2547)
-Iljiushenok,I (2547) Sochi RUS 2023 1/2-1/2 (65)}) ({RR} 9. Nd2 Nh5 10. Be3
Be6 11. Qc2 Qd8 12. f3 g6 13. Bf2 Bg7 14. Rd1 O-O 15. e4 Rc8 16. g3 Nb6 17. Nb3
Qc7 18. Nc5 Bc4 19. Bh3 e6 20. b3 Bb5 21. Nxe6 fxe6 22. Bxe6+ Kh8 23. Bxc8 Qxc8
{Postny,E (2568)-Bartel,M (2616) Berlin GER 2022 1-0 (73)}) 9... Qxb3 10. axb3
Bxf3 11. gxf3 e5 12. dxe5 Nh5 13. Be3 Nxe5 14. Ra5 b5 15. Be2 Ng6 16. Ra6 Kd7
17. O-O Nhf4 18. Rd1+ Kc7 19. Nxb5+ Kb7 20. Bc4 cxb5 21. Bxb5 Bb4 22. Bc6+ Kb8
23. Bxa8 Kxa8 24. Rxa7+ Kb8 25. Rdd7 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "7"]
[White "Mendonca, Mateus Nakajo"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2426"]
[BlackElo "2565"]
[PlyCount "117"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 {Krasenkow,M} Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7
7. Nf3 c5 8. Rb1 O-O 9. Be2 b6 10. O-O Qc7 11. d5 ({RR} 11. Bg5 e6 12. Qd2 Bb7
13. Qe3 Nd7 14. Bf4 ({RR} 14. e5) 14... e5 ({RR} 14... Qc8 15. Bd6 Rd8 16. e5)
15. Bg3 Rae8 ({RR} 15... cxd4 16. cxd4 exd4 17. Nxd4 Qc5 18. Rfd1 Rfe8 19. f3)
16. d5 ({RR} 16. Bb5 exd4 ({RR} 16... Bc6 17. Bxc6 Qxc6 18. d5 Qa4 19. Nd2 f5
20. Bh4 Bf6 21. Bxf6 Nxf6 22. f3 fxe4 23. fxe4 Nh5 24. g3 Qxa2 25. Nf3) 17.
cxd4 Qc8 18. e5 Bxf3 19. Qxf3 cxd4 20. Rfc1 Qd8) 16... f5 17. Bh4 h6 ({RR} 
17... fxe4 18. Bc4 Qd6 ({RR} 18... Kh8 19. Ng5) 19. Nd2 Bxd5 20. Nxe4 Qe6 21.
Bxd5 Qxd5 22. Rbd1) ({RR} 17... f4 18. Qd3) 18. exf5 gxf5 19. Rfd1 Qd6 20. Nd2
Qg6 ({RR} 20... Bxd5 21. Nc4 Qc6 22. Rxd5 Qxd5 23. Rd1 Qf7 24. Nd6 Qg6 25. Nxe8
Qxe8 26. Bc4+ Kh7 ({RR} 26... Kh8 27. Rd6 Kh7 28. Bb5) 27. Qh3 ({RR} 27. Bb5
Qh5 28. Rxd7 Qxh4 29. Qxe5 Qf6) 27... Nf6 28. Qxf5+) 21. Qg3 Qxg3 22. hxg3 Bf6
({RR} 22... Bxd5 23. Nc4 Be6 24. Nd6 Rb8 ({RR} 24... Ra8 25. Nb5) 25. Be7 e4
26. Bxf8 Kxf8 27. Bc4) 23. Bb5 Re7 24. Bxd7 Rxd7 25. Bxf6 Rxf6 {Aronian,L 
(2809)-Svidler,P (2747) Paris/St Petersburg 2013 CBM 154 [Krasenkow,M] 1-0 (36)
}) 11... Bxc3 12. Bh6 $146 ({RR} 12. Bg5 Bg4 13. Qc1 Bg7 14. Bf4 Qc8 15. Qe3 e6
16. h3 Bxf3 17. Qxf3 e5 18. Bg3 Qc7 19. Rfd1 Qd6 20. a4 a6 21. Bc4 Ra7 22. Qb3
Nd7 23. Qd3 f5 24. Bh4 fxe4 25. Be7 exd3 26. Bxd6 Rf4 {Demuth,A (2442)-Howell,
D (2633) Hastings 2011 0-1 (36)}) ({RR} 12. h4 Bg4 13. e5 Nd7 14. Bf4 Bxf3 15.
Bxf3 Bxe5 16. d6 exd6 17. Bxa8 Rxa8 18. Bh6 Bg7 19. Bf4 Be5 20. Bh6 Nf6 21. Qf3
Rd8 22. Rfe1 Nh5 23. Rbd1 Bg7 24. Bg5 f6 25. Bc1 f5 26. Qd5+ Qf7 {Moksh,A 
(2397)-Suarez Uriel,A (2353) chess.com INT 2023 1-0 (38)}) ({RR} 12. Bb2 Bxb2
13. Rxb2 Nd7 14. Rd2 Bb7 15. Qa1 a6 16. Rfd1 b5 17. d6 exd6 18. Rxd6 Rad8 19.
Ng5 Nb6 20. Qe5 Rxd6 21. Rxd6 Na8 22. Qf6 c4 23. e5 Re8 24. Bg4 Bc8 25. Bxc8
Rxc8 26. e6 fxe6 {Kleiser,G (2291)-Brod,M (2266) Austria 2014 1-0 (35)}) 12...
Bg7 13. Qd2 Nd7 14. Bxg7 Kxg7 15. Qc3+ Nf6 16. Rbd1 Bb7 17. Bc4 Rad8 18. Rfe1
h6 19. Ne5 Kh7 20. f4 Kg7 21. a4 Qc8 22. Rd2 Qc7 23. Rf2 Kh7 24. Qg3 Nh5 25.
Qe3 Nf6 26. Rf3 e6 27. dxe6 fxe6 28. Bd3 Rd4 29. Rg3 Bxe4 30. Nxg6 Rfd8 31. Bb1
Bxb1 32. Qxe6 R4d6 33. Qe7+ Qxe7 34. Rxe7+ Kg8 35. Ne5+ Kf8 36. Rf7+ Ke8 37. h3
R8d7 38. Rxf6 Rxf6 39. Rg8+ Rf8 40. Rxf8+ Kxf8 41. Nxd7+ Ke7 42. Ne5 Bc2 43. a5
bxa5 44. Nc6+ Ke6 45. Nxa5 Be4 46. g4 Kd5 47. Kf2 c4 48. Ke3 Bg2 49. g5 h5 50.
h4 Bh3 51. Kd2 Be6 52. Kc3 Ke4 53. Nxc4 Kxf4 54. Nd6 Kg4 55. Ne8 Kxh4 56. Ng7
Bf7 57. g6 Bxg6 58. Nxh5 Kxh5 59. Kb2 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "7"]
[White "Rodrigues, Edgar"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2338"]
[BlackElo "2216"]
[PlyCount "155"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. c4 c6 5. Qb3 Qb6 6. c5 Qxb3 7. axb3 Bxf3 8.
gxf3 e5 ({RR} 8... e6 9. b4 Be7 10. Nc3 O-O 11. b5 Rc8 12. b4 cxb5 13. Bxb5 a6
14. Bd2 Nbd7 15. Bd3 Ne8 16. Ke2 Nc7 17. Ra2 e5 18. Bf5 Rd8 19. Rha1 Rab8 20.
Bxd7 Rxd7 21. dxe5 Re8 22. f4 Bd8 23. Na4 {Zozek,S (2208)-Moazaz,D (2089)
Sulaymaniyah IRQ 2023 1/2-1/2 (80)}) 9. b4 e4 $146 ({RR} 9... exd4 10. exd4 Be7
11. Nc3 O-O 12. Be3 Re8 13. Kd2 Nfd7 14. b5 Bf6 15. bxc6 Nxc6 16. Nxd5 Bxd4 17.
Nc7 Nxc5 18. Ke2 Bxb2 19. Ra2 Bc3 20. Nxa8 Nd4+ 21. Kd1 Rxa8 22. Bc4 Rd8 23.
Kc1 a6 24. Bxd4 {Diekers,M (2098)-Kirch,D (2016) Germany 2004 1/2-1/2 (51)}) ({
RR} 9... exd4 10. exd4 g6 11. Nc3 Bg7 12. b5 O-O 13. Be3 Nh5 14. b4 f5 15. f4
g5 16. Be2 Nxf4 17. Bf3 Nd3+ 18. Kd2 Nxb4 19. Rhb1 f4 20. Rxb4 fxe3+ 21. Kxe3
Nd7 22. bxc6 bxc6 23. Bh1 Nxc5 24. Rf1 {Darr,S (2218)-Kuehlmeyer,K (2027)
Muehlhausen 2005 0-1 (46)}) 10. f4 Be7 11. b5 O-O 12. Bd2 Ne8 13. Nc3 Nc7 14.
Be2 a6 15. bxc6 bxc6 16. Na2 Ra7 17. Nb4 Rb7 18. Bc3 Nb5 19. Kd2 Bh4 20. Rhf1
h6 21. Nxa6 Nxa6 22. Rxa6 Nxc3 23. Kxc3 Rfb8 24. Ra2 Rb3+ 25. Kc2 Kf8 26. Kc1
Ke8 27. Bd1 R3b4 28. b3 g6 29. Kd2 Kd7 30. Ke2 Kc7 31. Bc2 R8b7 32. f3 exf3+
33. Rxf3 f5 34. Rf1 Rb8 35. Ra3 Rf8 36. Rfa1 Rb7 37. Ra8 Rxa8 38. Rxa8 Rb8 39.
Rxb8 Kxb8 40. b4 Kc7 41. Ba4 Kd7 42. b5 cxb5 43. Bxb5+ Ke7 44. Bc6 Ke6 45. Be8
g5 46. Kf3 Be1 47. Bg6 Ba5 48. Bh7 gxf4 49. exf4 Bc3 50. Ke3 Bb2 51. Bg8+ Ke7
52. Bxd5 Bc1+ 53. Kd3 Bxf4 54. h3 Kd7 55. Kc4 Be3 56. Bf3 Bf4 57. Kd5 Bg3 58.
Be2 Bf2 59. Bb5+ Kc7 60. Bd3 f4 61. Be4 Bh4 62. Ke5 Bf2 63. Bf3 Kd7 64. Kd5 Kc7
65. Kc4 Bh4 66. Kd3 Bf2 67. Bg4 Bh4 68. Ke4 Bf2 69. Ke5 Kc6 70. Be6 Kc7 71. Kd5
h5 72. Bf7 h4 73. Kc4 Bg3 74. Bh5 Be1 75. d5 Ba5 76. Kb5 Bc3 77. d6+ Kd7 78.
Bg4+ 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "8"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2216"]
[BlackElo "2151"]
[PlyCount "19"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8.
Ne2 Qc7 9. Qc2 h6 10. h3 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "8"]
[White "Brito, Luismar Jorge"]
[Black "Rodrigues, Edgar"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2254"]
[BlackElo "2338"]
[PlyCount "44"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bd6 7. h3 ({RR} 7.
Nde2 Nf6 8. f4 e5 9. O-O Bc5+ 10. Kh1 d6 11. Ng3 Be6 12. f5 Bd7 13. Nh5 Nxh5
14. Nd5 Ng3+ 15. hxg3 Qd8 16. b4 Ba7 17. Qh5 h6 18. Bc4 Bb5 19. Bxb5+ axb5 20.
Qe2 Nd7 21. Qxb5 Qc8 {Gashimov,V (2733)-Gajewski,G (2555) Warsaw 2010 1-0 (38)}
) 7... Nc6 ({RR} 7... h6 8. O-O g5 9. Re1 Nf6 10. Nf3 Nc6 11. Qe2 Ne5 12. Nxe5
Bxe5 13. Bd2 Rg8 14. Rf1 h5 15. Rae1 h4 16. Qf3 g4 17. hxg4 Nxg4 18. Qe2 Nh2
19. Kh1 Nxf1 20. Rxf1 Bf4 21. Be3 Bxe3 22. Qxe3 {Ikejiri,D (1961)-Stepak,Y 
(2217) chess.com INT 2021 0-1}) ({RR} 7... Ne7 8. O-O Ng6 9. Be3 O-O 10. Qd2
Bf4 11. Nde2 Bxe3 12. Qxe3 b5 13. a3 Bb7 14. f4 f5 15. Qg3 Nc6 16. exf5 exf5
17. Kh2 Rae8 18. Qg5 Nce7 19. Rae1 Qd6 20. Rd1 Qc5 21. Rde1 Rf6 22. Ng3 {
Campelo,L (2201)-Rodrigues,E (2329) Matinhos 2015 0-1 (53)}) 8. Nf3 $146 ({RR} 
8. Nxc6 dxc6 9. Qg4 g6 10. O-O e5 11. Qf3 Be6 12. Be3 Qe7 13. a4 a5 14. Ne2 h5
15. Qg3 h4 16. Qg5 Nf6 17. Bb6 Nd7 18. Qxe7+ Kxe7 19. Be3 Bc5 20. Bd2 f6 21. c3
Nb6 22. Bc2 Nc4 {Balint,V (2174)-Forintos,G (2357) Zalakaros 2000 0-1}) ({RR} 
8. Nxc6 dxc6 9. Qg4 Be5 10. f4 h5 11. Qf3 Bxc3+ 12. bxc3 c5 13. O-O c4 14. Be2
Ne7 15. Ba3 g6 16. Rad1 b5 17. f5 gxf5 18. exf5 Bb7 19. Qf2 Nxf5 20. Bf3 Rd8
21. Qa7 Rb8 22. Bc6+ {1-0 (22) Ballester Llagaria,L (2089)-Navarro Lopez
Menchero,D (2112) Benidorm 2010}) 8... Nge7 9. O-O Ng6 10. Re1 O-O 11. Be3 Rb8
12. Qd2 b5 13. Rad1 Nce5 14. Nxe5 Bxe5 15. Nb1 Bb7 16. c3 d5 17. exd5 Bxd5 18.
b3 Nh4 19. Bf1 Bf3 20. Bg5 Bxd1 21. Bxh4 Bh5 22. Qg5 Bg6 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "8"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Mendonca, Mateus Nakajo"]
[Result "1/2-1/2"]
[ECO "D47"]
[WhiteElo "2387"]
[BlackElo "2426"]
[PlyCount "103"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 {Krasenkow,M} d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 dxc4 7.
Bxc4 b5 8. Bd3 Bd6 9. O-O O-O 10. Bd2 Bb7 11. Rc1 Rc8 12. a3 Qe7 ({RR} 12... a5
13. e4 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Qe2 ({RR} 16. Be3 Re8 17. Qe2 Bxc3
18. Rxc3 Nxe4) 16... Re8 17. Rfd1 ({RR} 17. f3 Qd6 18. f4 Bd4+ ({RR} 18... Rcd8
19. fxe5 Qxd3 20. exf6 Qxe2 21. Nxe2 Rxd2 22. Ng3 Rxb2 23. fxg7) 19. Kh1 b4 20.
e5 bxc3 21. bxc3 Bxe5 22. fxe5 Rxe5 23. Bf4 Rxe2 24. Bxd6 Rd2 25. Rfd1 Rxd1+
26. Rxd1 c5) 17... Qe7 ({RR} 17... Qd6 18. g3 Rcd8 ({RR} 18... Qe7 19. f3 h5
20. Be3 Rcd8 21. Bb1 Bc8 22. Bb6 Rxd1+ 23. Nxd1 h4 24. f4 Bb8 25. Nf2) ({RR} 
18... Qe6 19. f3 h5 20. Be3 ({RR} 20. Bg5 Rcd8) 20... h4 ({RR} 20... g6 21. Qf2
Rcd8 22. Bf1 Rd7 23. Rxd7 Nxd7 24. Rd1) 21. g4 Nh7 22. g5) 19. Bb1 Qe7 ({RR} 
19... Qe6 20. f3 Bd4+ 21. Be3 Bxe3+ 22. Qxe3 Bc8 23. Ba2 Qe7 24. Ne2 Rxd1+ 25.
Rxd1 Be6 26. Bxe6 Qxe6 27. Nd4) 20. f3 Bc8 21. Be3 Be6 22. Kg2 h5 23. Qf2 Bb3
24. Rxd8 Rxd8 25. Bb6 Ra8) 18. f3 Nd7 ({RR} 18... h6 19. Be3 Nh5 20. g3 ({RR} 
20. Qf2 Nf4)) ({RR} 18... h5 19. Be3 Qd6 20. g3 Qe6 21. Qf2 ({RR} 21. Bb1 Ba6 (
{RR} 21... h4 22. g4 Nh7 23. g5 Nf8 24. f4 Bxc3 25. Rxc3) 22. Ba2 ({RR} 22. Bc5
b4 23. Qxa6 bxc3 24. bxc3 h4 25. Bf2 hxg3 26. hxg3 Nh5) 22... Qh3 23. Bd4)
21... Rcd8 22. Bf1 Rxd1 23. Rxd1 ({RR} 23. Nxd1 Rd8 24. Nc3 Nd7 25. Rc2 b4 26.
axb4 axb4 27. Ne2) 23... h4 24. Rd2 hxg3 25. hxg3 Nh5 26. Ne2 f5 27. Bh3 g6 28.
f4 Bc7 29. e5) ({RR} 18... Rcd8 19. Be3 Rd7 ({RR} 19... Bc8 20. Bb6 Rd6) 20.
Rc2 h6 21. Qf2 Ba6 22. Bc5 Qe6 23. Ne2 ({RR} 23. Rcd2 Rxd3 24. Rxd3 b4 25. Rd6
Qb3 26. Nb1 Bxd6 27. Rxd6 Qc4 28. Rd1 Nd7 29. axb4)) 19. f4 Bd4+ ({RR} 19...
Bb8 20. e5 f6 21. Bf5 fxe5 22. Ne4 exf4 23. Bb4 Qf7 ({RR} 23... Qe5 24. Qh5 g6
25. Qh4 Rcd8 26. Bxd7 Qxe4 27. Bc5) 24. Bxd7 axb4 25. Qd3) 20. Be3 Bxe3+ 21.
Qxe3 f6 ({RR} 21... Qc5 22. Qf2) 22. e5 Qc5 ({RR} 22... fxe5 23. Bxh7+ Kxh7 24.
Qh3+ Kg8 25. Rxd7) 23. Nd5 Qxe3+ 24. Nxe3 Nf8 25. Nf5 Rb8 26. Nd6 Re7 27. Bb1 {
Sjugirov,S (2664)-Harikrishna,P (2768) Novi Sad 2016 CBM 176 [Krasenkow,M] 1-0
(57)}) ({RR} 12... a5 13. e4 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Qe2 Qe7 17.
Rfd1 Rfe8 18. f3 h5 19. Be3 h4 20. Qf2 h3 21. g3 Rcd8 22. Bb6 Rd7 23. Bf1 Bxc3
24. Rxd7 Nxd7 25. Rxc3 b4 26. axb4 axb4 27. Rc2 {Sjugirov,S (2709)-Kezin,R 
(2514) Sochi RUS 2022 0-1 (58)}) 13. Qe2 $146 ({RR} 13. Ng5 a5 14. Nce4 Nxe4
15. Nxe4 Bc7 16. b4 a4 17. f4 f5 18. Ng5 Nf6 19. Nf3 Rcd8 20. Qc2 Bd6 21. Ne5
Bxe5 22. fxe5 Nd5 23. e4 Nb6 24. exf5 exf5 25. Bxf5 g6 26. Be4 Nc4 27. Bh6
Rxf1+ {Bures,V (2119)-Sviridova,V (2144) chess.com INT 2021 0-1 (44)}) ({RR} 
13. Re1 a6 14. e4 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. f4 Bd4+ 18. Kh1 h5 19. Re2
Rcd8 20. Bb1 c5 21. e5 Ng4 22. Qe1 Bf2 23. Rxf2 Qh4 24. Kg1 Qxf2+ 25. Qxf2 Nxf2
26. Be3 Nd3 27. Bxd3 Rxd3 {Ageichenko,G (2407)-Beshukov,S (2466) Moscow 2005
0-1}) 13... a6 14. e4 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. f4 Bd4+ 18. Be3 Bxe3+
19. Qxe3 Nd7 20. e5 c5 21. Rcd1 Rcd8 22. Qh3 g6 23. Be4 Bxe4 24. Nxe4 f6 25.
Rd6 fxe5 26. Rfd1 Nb6 27. Rxd8 Rxd8 28. Rxd8+ Qxd8 29. Qe6+ Kf8 30. Qxe5 Qd4+
31. Qxd4 cxd4 32. Nc5 Nc4 33. b3 Nxa3 34. Nxa6 Ke7 35. Kf2 Kd6 36. Ke2 Nc2 37.
Kd2 Ne3 38. g3 Nf1+ 39. Kd3 Nxh2 40. Kxd4 h5 41. Ke3 Nf1+ 42. Kf2 Nd2 43. b4
Kd5 44. g4 Ne4+ 45. Kf3 Nd6 46. gxh5 gxh5 47. Kg3 Nf5+ 48. Kf3 Kc4 49. Kg2 Kc3
50. Kf3 Nd4+ 51. Kg3 Ne2+ 52. Kf3 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "8"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Leitao, Rafael Duailibe"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2323"]
[BlackElo "2636"]
[PlyCount "102"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. Bb5 Bd7 5. f4 Nf6 6. Nc3 e6 7. Nf3 Be7 8. Bxc6
Bxc6 9. Qe2 O-O 10. O-O-O b5 11. e5 Nd5 12. Nxd5 exd5 13. exd6 $146 ({RR} 13.
d4 c4 14. h4 Qa5 15. Kb1 c3 16. Ba1 Rab8 17. Ne1 Rb6 18. Nd3 Ra6 19. Nc1 dxe5
20. Qe3 b4 21. fxe5 Bd7 22. Rdf1 h6 23. Qf4 Rg6 24. g3 Qb6 25. Qe3 Rg4 26. Rf4
Qg6 27. Rxg4 Bxg4 {Passos Coutinho,E (1779)-Gazola,V (1987) Pocos de Caldas
2016 0-1 (43)}) 13... Bxd6 14. Ne5 Re8 15. Qh5 Bxe5 16. fxe5 d4 17. e6 Rxe6 18.
Qxc5 d3 19. Qc3 Rg6 20. Qxd3 Qxd3 21. cxd3 Bxg2 22. Rhg1 Bh3 23. Rxg6 hxg6 24.
Bd4 Bf5 25. Kb2 Bxd3 26. Rc1 a6 27. Rc6 Be4 28. Rd6 f6 29. Bb6 g5 30. Kc3 Kf7
31. Rd8 Rxd8 32. Bxd8 Ke6 33. Kd4 Bc6 34. Bc7 f5 35. Bd8 g4 36. Bg5 Be8 37. a3
Bd7 38. Ke3 Ke5 39. d4+ Ke6 40. Bd8 Bc6 41. Kf4 Bd5 42. b4 Be4 43. Bc7 Kd5 44.
Be5 g6 45. Kg5 Kc4 46. Kxg6 Kb3 47. d5 Kxa3 48. d6 Bc6 49. Bc3 f4 50. Kf5 g3
51. hxg3 fxg3 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "8"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Andrade Fiaes, Mario Henrique"]
[Result "1-0"]
[ECO "C97"]
[WhiteElo "2565"]
[BlackElo "2151"]
[PlyCount "61"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6 7. c3 Be7 8. h3
Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 O-O 12. Re1 Bd7 13. Nf1 Rfc8 14. d5 c4 ({RR} 
14... Nc4 15. N3h2 a5 16. a4 bxa4 17. Bxa4 Rcb8 18. Bxd7 Qxd7 19. Ne3 Nxe3 20.
Rxe3 g6 21. c4 a4 22. Qc2 Ra7 23. Rea3 Bd8 24. Nf1 Rba8 25. Ng3 Ra6 26. Ne2 Rb8
27. f3 Rb4 28. Bd2 Qb7 29. R3a2 {Lampert,J (2461)-Martinez Duany,L (2470)
Skopje 2015 0-1 (56)}) 15. g4 ({RR} 15. Ng3 Nb7 16. Nh2 Nc5 17. f4 exf4 18.
Bxf4 Re8 19. Nf3 h6 20. Nd4 Bf8 21. Qf3 Qd8 22. Rf1 g6 23. Rae1 Nd3 24. Bxd3
cxd3 25. Qxd3 Nh7 26. Qd2 h5 27. Nh1 Rc8 28. Nf2 a5 29. a3 Rc4 {Kyaw,M (2117)
-Bhandari,K (2060) chess.com INT 2022 1-0 (42)}) 15... Nb7 16. Ng3 g6 17. Kh2
$146 ({RR} 17. Bg5 Qd8 18. Qd2 Nc5 19. Kh1 Rab8 20. Rg1 a5 21. Rad1 b4 22. Bxf6
Bxf6 23. Nf5 Bxf5 24. gxf5 bxc3 25. Qxc3 Nd3 26. Bxd3 cxd3 27. Qxd3 Rxb2 28.
Rd2 Qb6 29. fxg6 hxg6 30. Re1 Kg7 31. Kg2 Qb4 {Drtina,M (2318)-Djubek,B (2134)
Slovakia 2006 1/2-1/2 (36)}) 17... Nc5 18. Rg1 a5 19. g5 Ne8 20. Nh4 Qd8 21.
Ngf5 gxf5 22. exf5 Kh8 23. Qh5 Nf6 24. gxf6 Bxf6 25. Ng6+ fxg6 26. fxg6 Qg8 27.
Bh6 Qxd5 28. g7+ Kg8 29. Bxh7+ Kxh7 30. g8=Q+ Rxg8 31. Bf8# 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.22"]
[Round "8"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "El Debs, Felipe de Cresce"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2311"]
[BlackElo "2512"]
[PlyCount "140"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. c3 e6 5. e3 Nc6 6. Nbd2 Bd6 7. Bg3 Bxg3 8.
hxg3 Qd6 9. Bb5 O-O 10. Bxc6 bxc6 11. Qc2 h6 12. Ne5 Rb8 13. f4 Ba6 14. Qa4
$146 ({RR} 14. g4 cxd4 15. exd4 Nxg4 16. Nxg4 Qxf4 17. Nxh6+ gxh6 18. O-O-O Be2
19. Rde1 Bg4 20. Qd3 Bf5 21. Qe2 c5 22. Ref1 Qg5 23. dxc5 d4 24. cxd4 Rb4 25.
Rh5 Qg6 26. Rhxf5 exf5 27. Nc4 Rd8 28. Rd1 Qf6 {Colovic,D (2328)-Todorovic,G 
(2485) Herceg Novi 2001 0-1 (33)}) 14... Bc8 15. Qa3 Qc7 16. b3 cxd4 17. cxd4
Rb6 18. Rc1 Ne8 19. O-O f6 20. Nd3 Nd6 21. Nc5 Nf5 22. Rf3 Qe7 23. g4 Nd6 24.
Na4 Ra6 25. Qc5 Re8 26. Rf2 Qd8 27. Qc2 Qe7 28. Nc5 Rb6 29. Na4 Ra6 30. Nc5 Rb6
31. Nf3 Nf7 32. Na4 Ra6 33. Nc5 Rb6 34. Na4 Ra6 35. Qg6 Nh8 36. Qh5 Qf7 37.
Rfc2 Qf8 38. g5 hxg5 39. fxg5 Qf7 40. Qxf7+ Nxf7 41. gxf6 gxf6 42. Rxc6 Rxc6
43. Rxc6 Bd7 44. Ra6 Bxa4 45. Rxa4 Re7 46. Ra6 Nh6 47. Kf2 Rc7 48. Rxe6 Ng4+
49. Kg3 Kf7 50. Ra6 Nxe3 51. Kf2 Nf5 52. g4 Rc2+ 53. Ke1 Ne3 54. Rxa7+ Kg6 55.
Re7 Nxg4 56. Re2 Rc8 57. Kd2 Kf5 58. a4 Kf4 59. Ne1 f5 60. Nd3+ Kg3 61. a5 f4
62. Re7 Nf6 63. Rg7+ Kf3 64. Ne1+ Kf2 65. Nd3+ Kf3 66. Ne5+ Ke4 67. Rf7 Nh5 68.
Nd3 Kxd4 69. Rf5 Ng3 70. Nxf4 Nxf5 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.23"]
[Round "9"]
[White "Andrade Fiaes, Mario Henrique"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "2151"]
[BlackElo "2387"]
[PlyCount "72"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. Re1
Rb8 9. a4 a5 ({RR} 9... Bg4 10. h3 Bxf3 11. Bxf3 Nd7 12. e3 e5 13. d5 Ne7 14.
a5 f5 15. e4 f4 16. Kg2 Nf6 17. h4 h5 18. gxf4 exf4 19. Bxf4 Ng4 20. Bg3 Ne5
21. Be2 Bh6 22. Rh1 Bf4 23. Rh3 Qd7 24. Qg1 {Erigaisi,A (2567)-Aronian,L (2781)
chess.com INT 2021 1/2-1/2 (55)}) ({RR} 9... Na5 10. b3 c6 11. e4 b5 12. axb5
axb5 13. cxb5 cxb5 14. b4 Nc4 15. Qd3 Qb6 16. Bg5 Bb7 17. Rac1 Rfc8 18. Bf1 Ba8
19. h4 Rc7 20. Bh3 h5 21. Rc2 Ra7 22. Bxf6 Bxf6 23. Nxb5 Qxb5 24. Rxc4 {
Bollen,G (2182)-Koster,C (2010) Eindhoven NED 2023 1/2-1/2 (56)}) 10. h3 Nd7
11. e4 e5 12. d5 $146 ({RR} 12. Be3 exd4 13. Nxd4 Nb4 14. Nd5 Nc5 15. Nxb4 axb4
16. b3 Re8 17. Qc2 Qe7 18. Rad1 Bd7 19. Nb5 Bxb5 20. cxb5 Bc3 21. Re2 Qe6 22.
Bxc5 dxc5 23. e5 Red8 24. Kh2 b6 25. f4 c4 26. bxc4 Qxc4 {Hagesaether,E (2210)
-Nenezic,M (2391) Paracin 2013 1/2-1/2 (44)}) ({RR} 12. Be3 exd4 13. Nxd4 Nde5
14. b3 Nb4 15. f4 Nec6 16. Rc1 Re8 17. Kh2 Bd7 18. Qd2 Na6 19. Nd5 Nc5 20. Nxc6
bxc6 21. Bxc5 cxd5 22. Bd4 dxe4 23. Bxg7 Kxg7 24. Re3 Rb4 25. Qd5 f5 26. Qxa5
Qb8 {Karpov,A (2029)-Storchak,V (2069) Novokuznetsk 2014 0-1}) 12... Nb4 13.
Na2 Na6 14. Bd2 c6 15. b4 cxd5 16. cxd5 axb4 17. Nxb4 Ndc5 18. Bf1 Bd7 19. a5
f5 20. Nxa6 bxa6 21. Bg5 Bf6 22. Bh6 Rf7 23. Nd2 Bg5 24. Bxg5 Qxg5 25. exf5
gxf5 26. Nc4 Qh6 27. Rc1 e4 28. Ne5 Rg7 29. Nc6 Rf8 30. Rc3 f4 31. Kh2 e3 32.
Rcxe3 fxe3 33. fxe3 Rxf1 34. h4 Rf2+ 35. Kg1 Ne4 36. Kh1 Nxg3+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.23"]
[Round "9"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Brito, Luismar Jorge"]
[Result "1/2-1/2"]
[ECO "B88"]
[WhiteElo "2151"]
[BlackElo "2254"]
[PlyCount "27"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. O-O
O-O 9. f4 Nc6 10. Kh1 Qc7 11. f5 Nxd4 12. Qxd4 Bd7 13. Bg5 Rad8 ({RR} 13... e5
14. Qd3 Bc6 15. Rad1 Rad8 16. Qg3 Nh5 17. Qh4 Bxg5 18. Qxh5 Qe7 19. Rd3 h6 20.
Qg4 Kh7 21. a3 Rd7 22. Rh3 Rc7 23. Rd1 Bf6 24. Qe2 Rd8 25. Bd5 Bg5 26. Bxc6
bxc6 27. Qxa6 d5 28. exd5 {Kadric,D (2500)-Ivic,V (2405) Sarajevo BIH 2018 0-1
(66)}) ({RR} 13... Rac8 14. Rad1 Rfd8 15. Rd3 Qc5 16. Bxf6 Bxf6 17. Qxc5 dxc5
18. fxe6 Bxe6 19. Bxe6 fxe6 20. Rfd1 Rxd3 21. Rxd3 b5 22. Nd1 Rc6 23. Kg1 c4
24. Rd7 h6 25. Kf2 b4 26. Ke2 c3 27. b3 a5 28. Nf2 {Tasev,D (2188)-Skuhala,B 
(2080) chess.com INT 2022 1-0 (47)}) 14. Rad1 $146 ({RR} 14. Rae1 Rfe8 15. Qf2
Ng4 16. Qh4 Bxg5 17. Qxg5 exf5 18. h3 Nf6 19. exf5 Qa5 20. Rxe8+ Rxe8 21. Qd2
Qe5 22. Qf4 Qc5 23. Qc4 Re7 24. Nd5 Nxd5 25. Qxc5 dxc5 26. Bxd5 b5 27. f6 gxf6
28. Rxf6 Be6 {Novak,J-Hladik,P Brno 1996 1-0 (43)}) 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.23"]
[Round "9"]
[White "El Debs, Felipe de Cresce"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1-0"]
[ECO "E46"]
[WhiteElo "2512"]
[BlackElo "2323"]
[PlyCount "77"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Bd6 7. Ng3 c6 ({RR} 
7... b6 8. Be2 Ba6 9. e4 Nxe4 10. Ngxe4 dxe4 11. Nxe4 Nc6 12. Be3 f5 13. Nxd6
Qxd6 14. f4 Rad8 15. Qa4 Nxd4 16. c5 Qxc5 17. Bxd4 Rxd4 18. Qxa6 Rxf4 19. Rf1
Re4 20. Rf2 Qe5 21. Qd3 Qxb2 22. Rd1) 8. Be2 ({RR} 8. Bd3 dxc4 9. Bxc4 e5 10.
O-O Nbd7 11. Ba2 Nb6 12. dxe5 Bxe5 13. e4 Bg4 14. f3 Be6 15. Bxe6 fxe6 16. Qb3
Qd4+ 17. Rf2 Qc4 18. Qxc4 Nxc4 19. Rc2 Rad8 20. Nge2 Rd3 21. b3 Ne3 22. Bxe3
Rxe3 {Santos,M (2329)-El Debs,F (2515) Cuiaba 2015 1/2-1/2 (55)}) 8... e5 9.
O-O ({RR} 9. dxe5 Bxe5 10. O-O Be6 11. cxd5 {1/2-1/2 (11) Wang,Y (2736)-Ni,H 
(2680) China 2008}) ({RR} 9. cxd5 exd4 10. exd4 cxd5 11. O-O Nc6 12. Bf3 h6 13.
Nge2 Bg4 14. Bxg4 Nxg4 15. Bf4 Nf6 16. Qd3 Re8 17. Rad1 Bxf4 18. Nxf4 Qd6 19.
g3 Qd7 20. Rfe1 Rad8 21. Ng2 Rxe1+ 22. Rxe1 Ne4 23. Nf4 Nf6) ({RR} 9. cxd5 exd4
10. Qxd4 cxd5 11. O-O Nc6 12. Qa4 Be6 13. Rd1 a6 14. Bf3 b5 15. Qc2 Rc8 16. Qe2
Be5 17. Bd2 d4 18. exd4 Bxg3 19. Be3 Bc4 20. Qd2 Bb8 21. Bg5 Qd6 22. g3 Bb3 {
0-1 (22) Gupta,A (2631)-Samant,A (2430) Abu Dhabi UAE 2022}) 9... a6 $146 ({RR
} 9... dxc4 10. Bxc4 exd4 11. exd4 Nbd7 12. Ba2 Nb6 13. Bg5 h6 14. Bxf6 Qxf6
15. Nge4 Qe7 16. Nxd6 Qxd6 17. d5 cxd5 18. Nxd5 Nxd5 19. Bxd5 Be6 20. Bxe6 Qxe6
21. Re1 Qb6 22. Qe2 Rad8 23. h3 Rd6 24. Rad1 {Babula,V (2549)-Hracek,Z (2585)
Ostrava CZE 2019 1/2-1/2}) ({RR} 9... exd4 10. exd4 dxc4 11. Bxc4 Nbd7 12. Ba2
Nb6 13. Bg5 Be7 14. Re1 h6 15. Bf4 Nbd5 16. Nxd5 cxd5 17. Qd3 Be6 18. Nf5 Bxf5
19. Qxf5 Re8 20. Bb3 Qa5 21. Re3 Bf8 22. Be5 Qd2 23. Rd1 Qxb2 24. Rg3 {Kayonde,
A (2394)-Fawzy,A (2438) Livingstone ZAM 2018 1-0 (32)}) 10. b4 e4 11. cxd5 cxd5
12. f3 Nc6 13. fxe4 Bxg3 14. exd5 Nxd5 15. Nxd5 Bxh2+ 16. Kxh2 Qxd5 17. Bf3
Qd6+ 18. Kg1 f5 19. Qb3+ Kh8 20. Bb2 Bd7 21. Rac1 Rae8 22. Rc5 Rf6 23. Bxc6
bxc6 24. Re5 Ref8 25. Qc4 Be6 26. Qxa6 Bd5 27. Qa7 Rg6 28. Rf2 Bxg2 29. Rxg2
Rxg2+ 30. Kxg2 Qg6+ 31. Kf1 f4 32. Qc5 Rf6 33. Re6 fxe3+ 34. Rxf6 Qxf6+ 35. Ke2
Qf2+ 36. Kd3 e2 37. Bc3 Qf3+ 38. Kc2 Qf1 39. Qe5 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.23"]
[Round "9"]
[White "Leitao, Rafael Duailibe"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2636"]
[BlackElo "2216"]
[PlyCount "61"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3
Qb6 9. Nxg6 hxg6 10. Bd2 Nbd7 11. O-O-O O-O-O ({RR} 11... Qxb3 12. axb3 Bd6 13.
h3 Nh5 14. Bd3 Ng3 15. Rhe1 O-O-O 16. cxd5 exd5 17. e4 dxe4 18. fxe4 f6 19. Re3
Nh5 20. Rf3 g5 21. e5 fxe5 22. Bxg5 Nhf6 23. Bf5 Kc7 24. Ne4 Be7 25. dxe5 Nxe5
26. Bf4 {Kramnik,V (2797)-Shirov,A (2722) Astana 2001 1/2-1/2 (55)}) ({RR} 
11... Qc7 12. h3 Be7 13. e4 dxc4 14. Bxc4 b5 15. Bd3 a5 16. Kb1 a4 17. Qc2 Nb6
18. Nxb5 Qd7 19. Nc3 O-O 20. Be3 Rfb8 21. h4 Ba3 22. Ka1 Nc4 23. Bxc4 Bxb2+ 24.
Qxb2 Rxb2 25. Kxb2 a3+ 26. Ka1 {Quinonez Garcia,S (2259)-Srdanovic,J (2047)
chess.com INT 2023 1-0 (50)}) 12. Qc2 Kb8 $146 ({RR} 12... c5 13. cxd5 Nxd5 14.
Nxd5 exd5 15. Qa4 Qc7 16. Qxa7 cxd4+ 17. Kb1 Bc5 18. Qa8+ Qb8 19. Qxb8+ Kxb8
20. exd4 Bxd4 21. Bc1 Be5 22. f4 Bc7 23. Rxd5 Nb6 24. Rxd8+ Rxd8 25. Be2 Rh8
26. h3 Nd5 27. Rf1 {Kunin,V (2576)-Brunello,S (2539) Helsingor 2015 1-0 (34)})
({RR} 12... Be7 13. cxd5 exd5 14. Bd3 Nf8 15. Kb1 Ne6 16. Rc1 Kb8 17. h3 Nd7
18. Na4 Qc7 19. b4 b5 20. Nc5 Ndxc5 21. bxc5 Ka8 22. a3 g5 23. Ka2 Rb8 24. Rb1
a5 25. Bc3 Bf6 26. Qd2 a4 27. Ba5 {Kantsler,B (2440)-Pasman,M (2366) Haifa
2010 1-0 (62)}) 13. c5 Qc7 14. Be1 Rxh2 15. Rxh2 Qxh2 16. Ne2 Qc7 17. Bg3 e5
18. Nf4 Nh5 19. Nxh5 gxh5 20. Qf5 f6 21. Qxh5 Ka8 22. Kb1 Qa5 23. Qf5 Nb8 24.
Qc2 exd4 25. exd4 Re8 26. Bd3 Na6 27. a3 Nb8 28. Bg6 Re3 29. Rh1 Qd8 30. Rh8
Nd7 31. Bd6 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.23"]
[Round "9"]
[White "Mendonca, Mateus Nakajo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2426"]
[BlackElo "2311"]
[PlyCount "110"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Na6 7. a3 Nc7 8. e3
Ne6 9. Bh4 Be7 10. Bd3 g6 11. Nge2 O-O 12. O-O Re8 13. b4 $146 ({RR} 13. Rad1
Ng7 14. f3 Be6 15. Kh1 Rc8 16. Bf2 c5 17. dxc5 Bxc5 18. Qb1 Qe7 19. Nb5 Bd7 20.
Nbd4 Bd6 21. Bg1 h5 22. Rc1 h4 23. Rxc8 Bxc8 24. Bf2 Qe5 25. f4 Qh5 26. h3 Ne4
27. Qe1 Nc5 {Mohota,N (2409)-Paridar,S (2225) Visakhapatnam 2008 1/2-1/2 (72)})
({RR} 13. f3 Nh5 14. Bf2 Bd6 15. g4 Nhg7 16. Kh1 Qg5 17. h4 Qd8 18. Rg1 Nf8 19.
f4 h5 20. gxh5 Nxh5 21. f5 Ng7 22. fxg6 fxg6 23. Bxg6 Rxe3 24. Rg2 Rf3 {
1/2-1/2 (24) Kas Fromm,R (2216)-Domsgen Hoelzlein,C (2156) Germany 2004}) 13...
a6 14. Rab1 Ng7 15. a4 Bf5 16. b5 axb5 17. axb5 Bxd3 18. Qxd3 Ra3 19. Qc2 Nf5
20. Bxf6 Bxf6 21. Ra1 Qe7 22. Rxa3 Qxa3 23. bxc6 bxc6 24. Qa4 Qd6 25. Rb1 Bg5
26. Rb6 Rc8 27. Qa6 Qd7 28. h3 c5 29. dxc5 Rxc5 30. Qd3 Qc7 31. Rb5 Ne7 32. Rb3
Bf6 33. Nb5 Qa5 34. Qb1 Qd2 35. Kf1 Nf5 36. Rd3 Qa5 37. Nbd4 Bxd4 38. Nxd4 Qc7
39. Rd1 Nxd4 40. exd4 Rc4 41. Qb5 Qc6 42. Qb8+ Qc8 43. Qxc8+ Rxc8 44. Ke2 Kf8
45. Ke3 Ke7 46. Ra1 Rc6 47. Kf4 Kf6 48. Ra5 Rd6 49. h4 h6 50. g3 Kg7 51. Ra8
Kf6 52. f3 Rb6 53. Rd8 Ke6 54. Re8+ Kd7 55. Rh8 Rf6+ 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.23"]
[Round "9"]
[White "Rodrigues, Edgar"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "D87"]
[WhiteElo "2338"]
[BlackElo "2565"]
[PlyCount "60"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8.
Ne2 O-O 9. O-O Nc6 10. Be3 Bg4 11. f3 Bd7 12. Rc1 ({RR} 12. dxc5 Qc7 13. Nd4
Na5 14. Be2 Rfd8 15. Qc2 e5 16. Nb3 Bf8 17. Rfd1 Be6 18. Kf1 Nxb3 19. axb3 Bxc5
20. Bxc5 Qxc5 21. b4 Qe3 22. Rd3 Rxd3 23. Qxd3 Qb6 24. Qb5 Qc7 25. Qc5 Qxc5 26.
bxc5 a5 {Baramidze,D (2611)-Gustafsson,J (2625) Oberhof 2012 1/2-1/2 (55)})
12... Qc7 13. Qd2 ({RR} 13. Bf4 e5 14. Bg3 Rad8 15. Bd5 Qa5 16. dxe5 Nxe5 17.
Bxe5 Bxe5 18. f4 Bg7 19. f5 Bc6 20. fxg6 hxg6 21. Rxf7 Rxf7 22. Bxf7+ Kxf7 23.
Qb3+ c4 24. Qxc4+ Ke7 25. Nf4 Rd6 26. Rf1 Qxc3 27. Nxg6+ Kd8 {Kaufman,R (2143)
-Fier,A (2606) Reykjavik ISL 2023 0-1 (31)}) 13... Rad8 14. Kh1 $146 ({RR} 14.
Bd3 Bc8 15. f4 cxd4 16. cxd4 Qa5 17. Qxa5 Nxa5 18. d5 b6 19. Rc7 f5 20. Rfc1
fxe4 21. Bxe4 Bf5 22. Bf3 e6 23. g4 Bd3 24. dxe6 Rfe8 25. e7 Rd6 26. f5 gxf5
27. Nf4 Be4 28. Be2 Kf7 {Vishnu,P (2493)-Belov,V (2598) Moscow RUS 2019 1-0 
(45)}) ({RR} 14. Bh6 Na5 15. Bd3 c4 16. Bb1 b5 17. Bxg7 Kxg7 18. Ng3 e5 19. f4
exd4 20. cxd4 Qb6 21. Kh1 Nc6 22. d5 Ne7 23. f5 f6 24. e5 Bxf5 25. d6 fxe5 26.
Qg5 Qxd6 27. Bxf5 Kh8 28. Bb1 Rxf1+ {Yashmetov,M (2298)-Jaskolka,T (2196)
chess.com INT 2020 1/2-1/2 (57)}) 14... Bc8 15. Qe1 b6 16. Qh4 Na5 17. Bd3 e5
18. f4 exd4 19. cxd4 f5 20. exf5 gxf5 21. Rf3 c4 22. Rh3 Bf6 23. Bxc4+ Nxc4 24.
Rxc4 Qf7 25. Qh6 Bb7 26. Ng3 Qg6 27. Rc7 Rfe8 28. Bf2 Bxd4 29. Qxh7+ Qxh7 30.
Rhxh7 Bxf2 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.24"]
[Round "10"]
[White "Andrade, Roberto Luiz Costa"]
[Black "El Debs, Felipe de Cresce"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2216"]
[BlackElo "2512"]
[PlyCount "70"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8.
Nxe5 Bd7 9. Nxd7 Nxd7 10. Bb5 Bg7 11. Bxc6 ({RR} 11. O-O O-O 12. Bxc6 Nb6 13.
Qe4 bxc6 14. Rd1 Qc7 15. Bf4 Qb7 16. Be5 Bxe5 17. Qxe5 Nc4 18. Qe2 Nd6 19. b3
Rad8 20. Rd3 Nb5 21. Rad1 Nxc3 22. Rxc3 Rd5 23. Re1 Rfd8 24. h3 e6 25. Qc4 c5 {
Vachier Lagrave,M (2745)-Giri,A (2734) Beijing 2013 1/2-1/2 (42)}) 11... bxc6
12. O-O O-O 13. Bg5 ({RR} 13. Qxc6 Rc8 14. Qa6 Qb6 15. Qxb6 Nxb6 16. Bg5 Bxc3
17. bxc3 Rxc3 18. Bxe7 Re8 19. Rfe1 Rxc2 20. Bf6 Re6 21. Rxe6 fxe6 22. Kf1 Nd5
23. Bd4 a5 24. a4 Nc3 25. g3 Kf7 26. Ra3 Nd5 27. Rb3 Nb4 {Kabanov,N (2434)
-Johnson,B (1967) chess.com INT 2023 1-0 (39)}) ({RR} 13. Qxc6 Rc8 14. Qa4 Bxc3
15. bxc3 Rxc3 {0-1 (15) Barbosa,F (2175)-El Debs,F (2439) Sao Paulo 2015})
13... Re8 $146 ({RR} 13... h6 14. Be3 Qc7 15. Qe4 Nf6 16. Qc4 Rab8 17. b3 Qa5
18. Rad1 Ng4 19. Qxg4 Qxc3 20. Qe2 Qa5 21. Rd7 c5 22. a4 e6 23. Rfd1 Rfd8 24.
Rxd8+ Rxd8 25. Rxd8+ Qxd8 26. Bxc5 Qg5 27. Bxa7 Qc1+ 28. Qf1 {Maze,S (2423)
-Vachier Lagrave,M (2382) Paris 2003 1-0 (51)}) ({RR} 13... h6 14. Be3 Qc7 15.
Rfd1 Nb6 16. Qa5 Qb7 17. b3 Nd5 18. Bd4 Qb4 19. Qxb4 Nxb4 20. Bxg7 Kxg7 21. a3
Na6 22. Rd7 e6 23. Rad1 Rfc8 24. Ne4 Rc7 25. Rxc7 Nxc7 26. Rd7 Ne8 27. Nc5 Kf8
28. Nd3 {Qendro,L (2327)-Cugini,V (2041) Bratto 2013 1-0 (42)}) 14. Rad1 Qc7
15. Qh4 Nc5 16. Rfe1 Ne6 17. Bc1 Rad8 18. Qc4 Rxd1 19. Rxd1 Rd8 20. Rxd8+ Qxd8
21. Qe2 Bxc3 22. bxc3 Qd5 23. a3 f5 24. h4 Kf7 25. Qd3 Qb5 26. h5 g5 27. g4
Qxd3 28. cxd3 fxg4 29. Be3 a6 30. Kh2 Kf6 31. Kg3 Kf5 32. d4 Nf4 33. c4 Nxh5+
34. Kh2 e6 35. Bd2 Nf4 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.24"]
[Round "10"]
[White "Brito, Luismar Jorge"]
[Black "Leitao, Rafael Duailibe"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2254"]
[BlackElo "2636"]
[PlyCount "63"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 Nf6 7. Qf3 ({RR} 
7. Bf4 Qa5+ 8. Nd2 e5 9. Bg3 Bc5 10. c3 Qc7 11. Nc4 d6 12. b4 Bb6 13. Bc2 Ke7
14. f4 Ng4 15. Bb3 f6 16. Qf3 Nh6 17. fxe5 dxe5 18. Nxe5 fxe5 19. Bh4+ Ke8 20.
Qh5+ g6 21. Qxh6 Rf8 {Beerdsen,T (2468)-Szeberenyi,A (2334) Berlin GER 2021
1-0 (39)}) ({RR} 7. Bg5 Qa5+ 8. Bd2 Qb6 9. Nc3 d5 10. exd5 cxd5 11. O-O Bd6 12.
Bb5+ Bd7 13. Bxd7+ Nxd7 14. Qg4 O-O 15. Bh6 Be5 16. Rab1 Kh8 17. Be3 d4 18.
Rfd1 dxe3 19. Rxd7 exf2+ 20. Kf1 Bxc3 21. Rd3 Bf6 {Mametev,A (1515)-Domingo
Nunez,R (2353) lichess.org INT 2021 0-1 (54)}) 7... d5 8. Nd2 $146 ({RR} 8. Nc3
Be7 9. Bg5 O-O 10. O-O-O Rb8 11. Bf4 Rb4 12. a3 Rb7 13. e5 Nd7 14. Qh5 g6 15.
Qh6 Nxe5 16. h4 Ng4 17. h5 Nxh6 18. Bxh6 Bg5+ 19. Bxg5 Qxg5+ 20. Kb1 Qf6 21.
Kc1 Bd7 22. hxg6 hxg6 {BBounty--killa (2093)-wagnerovsky (2258) lichess.org
2020 0-1}) 8... Be7 9. O-O O-O 10. Re1 Nd7 11. exd5 cxd5 12. Nb3 Bf6 13. Qh3 g6
14. c4 Ne5 15. cxd5 exd5 16. Qg3 Nxd3 17. Qxd3 Bf5 18. Qe2 d4 19. Bh6 Re8 20.
Qd2 Qb6 21. Rxe8+ Rxe8 22. Re1 Rxe1+ 23. Qxe1 Qd8 24. h3 g5 25. Qc1 d3 26. Qc5
Bg6 27. Nd2 a5 28. b3 Be7 29. Qe3 f6 30. h4 gxh4 31. Qf4 Qc8 32. Qxh4 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.24"]
[Round "10"]
[White "Jatoba de Oliveira Reis, Paulo Fernando"]
[Black "Rodrigues, Edgar"]
[Result "0-1"]
[ECO "D48"]
[WhiteElo "2387"]
[BlackElo "2338"]
[PlyCount "102"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
a6 9. a4 b4 10. Ne4 c5 11. dxc5 Nxc5 12. Nxc5 Bxc5 13. O-O ({RR} 13. Qe2 O-O
14. O-O Bb7 15. e4 e5 16. Bg5 Qd6 17. Rfd1 Nh5 18. Bc4 Qc7 19. Bd5 Nf4 20. Bxf4
exf4 21. Bxb7 Qxb7 22. Rd5 Rac8 23. Qd2 b3 24. Qxf4 Be7 25. Rad1 Rc2 26. Rd7
Qb6 27. Ne1 Bg5 {Fernandez,D (2407)-Rodrigues,E (2295) Sao Bernardo do Campo
2014 0-1 (37)}) 13... Bb7 14. Qe2 Qb6 ({RR} 14... Qd5 15. Rd1 Qh5 16. b3 O-O {
1/2-1/2 (16) Yevseev,D (2589)-Zvjaginsev,V (2653) Krasnoyarsk 2003}) ({RR} 
14... O-O 15. e4 e5 16. Bg5 h6 17. Bh4 Qe7 18. Rac1 Rfc8 19. Rc4 g5 20. Bg3 Nd7
21. a5 f6 22. Nd2 Rc7 23. Nb3 Rac8 24. Rfc1 Kg7 25. Kf1 {1/2-1/2 (25) Sonntag,
H (2286)-Bilych,O (2425) Germany GER 2023}) 15. Ne5 $146 ({RR} 15. e4 h6 16. a5
Qa7 17. Nd2 Rd8 18. Nb3 Be7 19. Be3 Qa8 20. Nc5 O-O 21. f3 Bc8 22. Rfc1 Ne8 23.
Na4 Bd6 24. Nb6 Qb8 25. Nxc8 Rxc8 26. Rxc8 Qxc8 27. Bxa6 Qb8 28. g3 f5 29. exf5
exf5 {Jojua,D (2520)-Ter Karapetian,A (2191) Tbilisi 2009 1-0 (40)}) 15... O-O
16. e4 Bd4 17. Nf3 Rfd8 18. Bg5 h6 19. Bh4 g5 20. Bg3 Nh5 21. Nxd4 Nxg3 22.
hxg3 Rxd4 23. b3 Rad8 24. Rad1 a5 25. Rfe1 Qd6 26. Bc2 Qe5 27. Kh2 Kg7 28. Rxd4
Rxd4 29. Rd1 Rxd1 30. Qxd1 Bc6 31. Qe2 Qc5 32. Bd3 Qd4 33. Qc2 Bb7 34. f3 Kf6
35. Bb5 Qc3 36. Qd1 Qc7 37. Qd4+ Ke7 38. Qh8 h5 39. Qxh5 Qe5 40. Bc4 Qf6 41.
Kh3 Bc8 42. Qh7 Kf8 43. Kg4 Qb2 44. Kxg5 Qxg2 45. Qh8+ Ke7 46. Qf6+ Kf8 47.
Qd8+ Kg7 48. Qf6+ Kh7 49. Kf4 Qh1 50. Qd8 Qc1+ 51. Kg4 f5+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.24"]
[Round "10"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Cavalcanti, Francisco de Assis"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2565"]
[BlackElo "2151"]
[PlyCount "65"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2
Qc7 9. Be2 ({RR} 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. O-O-O O-O 12. Qe3 b6 13. Bd3
Nxd3+ 14. Rxd3 Na5 15. b3 Bb7 16. Nd4 Rac8 17. Kb1 b5 18. Qh3 b4 19. Nce2 Kh8
20. g4 Nc6 21. Qh4 Qe7 22. g5 f5 23. Rh3 h6 {Anand,V (2803)-Zvjaginsev,V (2660)
Berlin 2015 1-0}) 9... Be7 ({RR} 9... g5 10. Nxg5 cxd4 11. Bxd4 Nxd4 12. Qxd4
Bc5 13. Qd3 h6 14. Nxe6 fxe6 15. Qg6+ Kd8 16. Qxe6 Qb6 17. Qxb6+ Nxb6 18. Nxd5
Nxd5 19. Rd1 Ke7 20. Rxd5 Be3 21. Rf1 Rf8 22. Rd3 Bc1 23. g3 Be6 24. Kf2 {
Sobjerg,E (2239)-Greger,R (2277) Denmark DEN 2022 1-0 (40)}) 10. O-O O-O 11.
Nd1 b5 $146 ({RR} 11... cxd4 12. Nxd4 Nxd4 13. Bxd4 f6 14. exf6 Nxf6 15. Nc3
Bd6 16. Rad1 Bd7 17. g3 Rae8 18. Bf3 b5 19. a3 a5 20. Bg2 b4 21. axb4 axb4 22.
Bxf6 Rxf6 23. Ne4 Bc5+ 24. Nxc5 Qxc5+ 25. Kh1 Rc8 26. Rf2 {Loder,W (2096)-Huch,
R (2279) Bayern 2008 0-1 (84)}) ({RR} 11... cxd4 12. Nxd4 Nxd4 13. Bxd4 f6 14.
exf6 Nxf6 15. Bf3 Bd6 16. g3 Bd7 17. Re1 Rae8 18. Ne3 Bc6 19. Rad1 Kh8 20. c4
Qf7 21. Qg2 Rc8 22. Bxf6 Qxf6 23. cxd5 exd5 24. Bxd5 Bc5 25. Bxc6 Rxc6 26. Kh1
{Orehek,S (2035)-Shibata,M (1592) Katowice 2014 1-0 (54)}) 12. c3 b4 13. Bf2
Qa5 14. Rc1 bxc3 15. Nxc3 Nxd4 16. Nxd4 cxd4 17. Bxd4 f5 18. g4 Bb7 19. gxf5
exf5 20. Bf3 Nc5 21. Rfd1 Ne6 22. Be3 Kh8 23. Nxd5 Qxd2 24. Rxd2 g5 25. Bg2 Bd8
26. fxg5 f4 27. Nxf4 Bxg5 28. Bxb7 Rab8 29. Bxa6 Nxf4 30. Kh1 Rbd8 31. Rxd8
Rxd8 32. h4 Bh6 33. Rf1 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.24"]
[Round "10"]
[White "Mendonca, Mateus Nakajo"]
[Black "Andrade Fiaes, Mario Henrique"]
[Result "1-0"]
[ECO "E19"]
[WhiteElo "2426"]
[BlackElo "2151"]
[PlyCount "95"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3 Ne4 8. Qc2
Nxc3 9. Qxc3 d6 10. Re1 Be4 ({RR} 10... a5 11. e4 d5 12. Nd2 Bb4 13. Qe3 dxe4
14. Bxe4 Bxe4 15. Qxe4 Nd7 16. a3 Nf6 17. Qe3 Bxd2 18. Bxd2 a4 19. Bc3 b5 20.
d5 exd5 21. cxb5 Ne4 22. Rad1 Rb8 23. Bb4 Re8 24. Qd3 Qf6 25. Re2 {Tin,J (2487)
-Eljanov,P (2672) chess.com INT 2021 0-1 (35)}) 11. b3 ({RR} 11. Bf4 Nd7 12.
Nd2 Bxg2 13. Kxg2 c5 14. e4 cxd4 15. Qxd4 e5 16. Qd3 exf4 17. gxf4 Qc7 18. Rad1
Rad8 19. Nb1 Nc5 20. Qf3 f5 21. exf5 Rxf5 22. Nc3 Bf8 23. Nd5 Qf7 24. Qg4 b5
25. b3 bxc4 {Moral Garcia,S (2248)-Ward,I (2028) chess.com INT 2023 1-0 (49)})
11... Nd7 $146 ({RR} 11... Bf6 12. Bb2 c5 13. Qe3 Bb7 14. Rad1 Nc6 15. Qd2 Be7
16. d5 exd5 17. cxd5 Nb4 18. a3 Na6 19. e4 Nc7 20. Qf4 f5 21. exf5 Bxd5 22.
Rxd5 Nxd5 23. Qc4 Kh8 24. Qxd5 Bf6 25. Bc1 Qd7 26. Ng5 {Schroeder,K (1951)
-Abbasov,A (1665) Oberhof 2012 1-0 (53)}) ({RR} 11... a5 12. a3 Nd7 13. Bb2 Bf6
14. Qd2 Qc8 15. Rac1 Qb7 16. h4 Rfe8 17. Red1 e5 18. Bh3 Bxf3 19. exf3 Rad8 20.
Re1 c6 21. Rcd1 Nf8 22. f4 exd4 23. Bxd4 Bxd4 24. Qxd4 Rxe1+ 25. Rxe1 c5 26.
Qd3 {Heinichen,N (2008)-Goldenstein,A (1935) Germany 2013 1-0}) 12. Bb2 Rc8 13.
Rad1 Bf6 14. Qe3 Bc2 15. Rd2 Bg6 16. Red1 Re8 17. Ne5 Bg5 18. f4 Nxe5 19. dxe5
Be7 20. Ba3 d5 21. Bxe7 Qxe7 22. cxd5 exd5 23. Bxd5 Rcd8 24. g4 h5 25. f5 Bh7
26. e6 Kh8 27. Bc6 fxe6 28. Bxe8 Rxe8 29. fxe6 Qh4 30. Qg3 Qg5 31. Rd5 Qf6 32.
Qe5 Qg6 33. Qxh5 Qxh5 34. Rxh5 Kg8 35. Re5 c5 36. h4 Rc8 37. h5 b5 38. Rxc5 Re8
39. Re5 Kf8 40. Rd7 Bb1 41. g5 a6 42. h6 gxh6 43. gxh6 Kg8 44. Rg5+ Kh8 45.
Rgg7 Bf5 46. Rdf7 Rg8 47. Rxg8+ Kxg8 48. Rxf5 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.24"]
[Round "10"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2311"]
[BlackElo "2323"]
[PlyCount "103"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. d3 Nge7 6. Bg5 h6 7. Be3 a6 8. Ba4
O-O 9. d4 $146 ({RR} 9. Qd2 Kh7 10. O-O-O d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13.
Bb3 Qd6 14. h4 Bg4 15. Rde1 Bxf3 16. gxf3 Nd4 17. Bxd4 Qxd4 18. h5 g5 19. Re4
Qd6 20. Rhe1 f5 21. R4e3 Rad8 22. Kb1 Qd4 23. c3 Qf4 {Bortnyk,O (2604)-Tang,A 
(2508) chess.com INT 2022 1-0 (40)}) 9... exd4 10. Nxd4 d6 11. Bb3 Na5 12. Nde2
Nxb3 13. axb3 f5 14. Bd4 Nc6 15. Bxg7 Kxg7 16. O-O f4 17. f3 Ne5 18. Nd5 g5 19.
Qd4 Be6 20. c4 Kh7 21. Rad1 Bxd5 22. Qxd5 Qb8 23. c5 Qa7 24. b4 Rfe8 25. Nd4
dxc5 26. Ne6 cxb4+ 27. Kh1 Qb6 28. Qxe5 Qxe6 29. Qxc7+ Re7 30. Qc5 a5 31. Rd6
Qe5 32. Rd5 Qg7 33. e5 b3 34. Re1 Ra6 35. h3 a4 36. Qc8 Rae6 37. Qc3 Qg6 38.
Re4 Qe8 39. Qd3 Kg7 40. Qd4 b5 41. Re1 Qc6 42. Rc5 Qb6 43. Qb4 Qd8 44. Rxb5 Rd7
45. Qxa4 Rd1 46. Rb7+ Kg6 47. Qe4+ Kh5 48. g4+ Kh4 49. Qe2 Qd2 50. Qxd1 Qxd1
51. Rxd1 Rxe5 52. Rxb3 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.25"]
[Round "11"]
[White "Andrade Fiaes, Mario Henrique"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2151"]
[BlackElo "2311"]
[PlyCount "102"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 {Krasenkow,M} Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7.
c5 c6 8. Bd3 ({RR} 8. h3 b6 9. b4 a5 10. a3 Bb7 ({RR} 10... h6) ({RR} 10... Ba6
) 11. Bd3 Qc8) 8... b6 9. b4 a5 10. a3 Ba6 11. Bxa6 ({RR} 11. O-O) 11... Rxa6
12. b5 cxb5 13. c6 Qc8 ({RR} 13... b4 14. Nb5 bxa3 15. cxd7 Bb4+ 16. Ke2 Qxd7
17. Qd3) 14. c7 ({RR} 14. Nxb5 Qxc6 15. Nc7 Ra7 16. Rc1 Qb7 17. Qa4 ({RR} 17.
a4 Bb4+ 18. Ke2 Rc8 19. Qd3 Nh5 20. Nb5 Nxf4+ 21. exf4 Raa8) 17... b5 ({RR} 
17... Rc8 18. O-O Nf8) 18. Nxb5 Nb6 19. Qb3 Nc4 20. a4 Bb4+ 21. Ke2 Raa8 22.
Ne5 Rfc8 23. f3 Nxe5 24. Bxe5 Ne8) 14... b4 15. Nb5 bxa3 ({RR} 15... a4 16. Rc1
Ne4 17. Ng5 ({RR} 17. Nd2 e5 ({RR} 17... Nc3 18. Nxc3 bxc3 19. Rxc3 b5 20. O-O
Nb6 21. Qg4) 18. Nxe4 ({RR} 18. dxe5 Ndc5) 18... dxe4 19. Bxe5 Nxe5 20. dxe5
Bc5 21. Qd5 bxa3 22. O-O Ra5) 17... Ndf6 ({RR} 17... e5 18. dxe5) ({RR} 17...
Nxg5 18. Bd6 Ra5 19. Bxe7 Rxb5 20. axb4 Re8 21. Qxa4 Rxe7 22. Qxb5) ({RR} 17...
Bxg5 18. Bxg5 Ra5 19. Be7 Rxb5 20. Bxf8 Kxf8 21. Qxa4 Ra5 22. Qxb4+ Ke8 23. O-O
Ra7 24. f3 Nef6 25. Qd6) 18. Nxe4 Nxe4 ({RR} 18... dxe4 19. Nd6 Bxd6 20. Bxd6
b3 21. Bxf8 Kxf8) 19. f3 Ra5 20. fxe4 ({RR} 20. Qe2 Qd7 21. fxe4 Rc8 22. exd5
exd5 23. axb4 Rxb5 24. O-O Rxb4 25. Qa6 h6 26. Rc6 Bg5 27. Bxg5 hxg5 28. Rfc1
Rc4 29. R1xc4 dxc4 30. Qxb6 a3 31. Rxc4 a2 32. Qa5 Qe6 33. Qxa2 Rxc7 34. Qa8+
Kh7) 20... Rxb5 21. Qxa4 Ra5 22. Qc6 bxa3 ({RR} 22... dxe4 23. a4) 23. exd5
Rxd5 ({RR} 23... exd5 24. O-O) 24. Qxb6 Qd7 25. O-O ({RR} 25. Qa6 Qc8 ({RR} 
25... Rc8 26. Rb1 Rxc7 27. Rb8+ Bd8 28. Bxc7 Qxc7 29. Rc8 Qe7 30. O-O) 26. Qc4)
25... Rc8 26. Rc6 g5 ({RR} 26... Bb4 27. Ra1 h6) 27. Bg3 ({RR} 27. Be5 Bb4 28.
Qxb4 Qxc6 29. Qe7 Rxe5 30. Qxf7+ Kh8 31. Qf6+ Kg8 32. dxe5 ({RR} 32. Qxe5 h6
33. Qf6 Rxc7 34. Qf8+ Kh7 35. Qxa3) 32... Qxc7 33. Qxe6+ Kh8 34. Qf6+ Qg7 35.
Qa6 Rg8 ({RR} 35... Re8 36. Qxa3 Qxe5 37. Rf8+ Kg7 38. Rxe8 Qxe8) 36. Qxa3 Qxe5
37. h3) 27... Bb4 28. Ra1 Ba5 ({RR} 28... g4 29. Be5) 29. Qa6 Bxc7 ({RR} 29...
Bb4 30. Rb6) 30. Qc4 {Anand,V (2792)-Carlsen,M (2863) Sochi 2014 CBM 164 
[Krasenkow,M] 1-0 (34)}) ({RR} 15... Ne4 16. O-O ({RR} 16. a4 Nc3 17. Qd3 Ra8
18. Nxc3 bxc3 19. O-O Bb4 20. Qb5 Ra7 21. Ne1 Nf6 22. Nd3 Nh5) 16... bxa3 17.
Qa4 ({RR} 17. Qc2 a4) 17... g5 18. Bg3 g4 19. Ne1 Nd2 20. Qd1 Nxf1 21. Qxg4+
Kh8 22. Kxf1 Ra8 ({RR} 22... a4 23. Qe2 Ra5 24. Nd6 Bxd6 25. Bxd6 Rg8 26. Nd3)
23. Nc2 Qa6 24. Qe2 Rg8 25. Ncxa3) ({RR} 15... Ne4 16. O-O Qb7 17. Qc2 Rc8 18.
axb4 Bxb4 19. Rfc1 Ndf6 20. Qc6 Qxc6 21. Rxc6 h6 22. Rac1 a4 23. Na7 Rxa7 24.
Rxb6 Bd6 25. Bxd6 Nxd6 26. Rxd6 Raxc7 27. Rd8+ Rxd8 28. Rxc7 Ra8 29. Nd2 Kf8
30. Rc2 {Booth,S (1956)-Zhu,Y (1955) Harrogate ENG 2023 0-1 (42)}) 16. O-O Nh5
({RR} 16... a4 17. Qc2 Ra5 18. Bd6 Rxb5 19. Bxe7 Re8 20. Bxa3) 17. Bg5 $146 ({
RR} 17. Qc2 Nxf4 18. exf4 Qb7 19. Ne5 Nc5 20. dxc5 bxc5 21. Rfb1 ({RR} 21. Nd7
Re8 22. Qa4) 21... c4 22. Nd7 Rfa8 23. Qa4 h6 24. h3 Qc8 25. Nb8 Rb6 26. Kh2
Bb4 27. g3 Raxb8 28. cxb8=Q Qxb8 29. Nd4 Bc5 30. Nb5 Bb4 31. Nd4 Bc5 {Sedlak,N
(2557)-Pavlovic,M (2534) Vrnjacka Banja 2010 1/2-1/2 (32)}) ({RR} 17. Qc2 Nxf4
18. exf4 Qb7 19. Ne5 Nc5 20. dxc5 bxc5 21. Rfb1 c4 22. Nd7 Rfa8 23. Qa4 h6 24.
h3 Qc8 25. Nb8 Rb6) ({RR} 17. Qc2 Nxf4 18. exf4 Ra8 19. Rfc1 Qa6 20. Qc6 Nf6
21. Ne5 Bb4 22. Rc2 Rfc8 23. g4 g6 24. f5 Rf8 25. g5 Ne4 26. Nd7 exf5 27. Nxf8
Bxf8 28. Qxa8 {1-0 (28) Sargsyan,S (2336)-Murtazin,B (2336) Moscow 2016}) 17...
f6 18. Bh4 g6 19. Qc2 Qb7 20. Rfc1 Rc8 21. g4 Ng7 22. Bg3 Ne8 23. Kg2 a4 24. h4
Ra5 25. Rab1 Qa6 26. Qc6 Nf8 27. g5 a2 28. Rb2 a3 29. Rb3 Ra4 30. Nd2 Qa5 31.
Nc3 Rb4 32. gxf6 Bxf6 33. Nxa2 Rxb3 34. Nxb3 Qa7 35. Nc3 Nxc7 36. Nxd5 exd5 37.
Bxc7 Kg7 38. Qd6 a2 39. Kh3 Qa4 40. Rc6 Bxd4 41. Qe7+ Kg8 42. Nxd4 a1=Q 43. Be5
Qa7 44. Qf6 Qh1+ 45. Kg3 Qg1+ 46. Kh3 Qh1+ 47. Kg3 Qg1+ 48. Kh3 Qd7+ 49. Ne6
Nxe6 50. Rxe6 Qxf2 51. Bf4 Qf3+ 0-1

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.25"]
[Round "11"]
[White "Cavalcanti, Francisco de Assis"]
[Black "Jatoba de Oliveira Reis, Paulo Fernando"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2151"]
[BlackElo "2387"]
[PlyCount "14"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. Be2 d5 5. Nbd2 Nf6 6. O-O Be7 7. Re1 O-O
1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.25"]
[Round "11"]
[White "El Debs, Felipe de Cresce"]
[Black "Brito, Luismar Jorge"]
[Result "1-0"]
[ECO "D96"]
[WhiteElo "2512"]
[BlackElo "2254"]
[PlyCount "99"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 g6 5. cxd5 cxd5 6. Nc3 Bg7 7. Bf4 O-O 8. e3
Nc6 9. Be2 a6 ({RR} 9... Nh5 10. Be5 f6 11. Bg3 e6 12. O-O Nxg3 13. hxg3 f5 14.
Bb5 Na5 15. Qa3 a6 16. Bd3 Nc6 17. Na4 g5 18. Qb3 g4 19. Nd2 b5 20. Nc5 Na5 21.
Qc2 Ra7 22. a4 b4 {1/2-1/2 (22) Sargissian,G (2675)-Neverov,V (2542) Rijeka
2010}) ({RR} 9... Na5 10. Qd1 Nc4 11. b3 Qa5 12. Rc1 Nd6 13. O-O Nde4 14. Qe1
Nxc3 15. Qxc3 Qxc3 16. Rxc3 Ne8 17. Rfc1 Bd7 18. Ne5 Bxe5 19. dxe5 Bc6 20. h4
h5 21. Bg5 f6 22. Bf4 Kf7 23. g4 hxg4 24. Bxg4 {Mihajlov,S (2373)-Hajiyev,K 
(2197) chess.com INT 2023 0-1 (120)}) 10. Rc1 Na5 11. Qd1 $146 b5 ({RR} 11...
Qb6 12. O-O Qxb2 13. Na4 Qa3 14. Nb6 Bf5 15. Nxa8 Rxa8 16. Ne5 h5 17. Bd3 Bxd3
18. Qxd3 Qxd3 19. Nxd3 Nc4 20. a4 Ne4 21. h4 e6 22. f3 Ned2 23. Rfd1 Bf6 24.
Rc2 Nb3 25. Nc5 b5 26. axb5 {Kazakov,M (2471)-Kracik,T (2104) Nachod 2011 1-0 
(60)}) 12. a4 Nh5 13. axb5 Nxf4 14. exf4 Qd6 15. O-O axb5 16. Ne5 e6 17. Nxb5
Qb6 18. Rc5 Bxe5 19. fxe5 Bd7 20. Nd6 Rfb8 21. Bb5 Bxb5 22. Rxb5 Qa7 23. Qa4
Rxb5 24. Nxb5 Qd7 25. b4 Rb8 26. bxa5 Qxb5 27. Qxb5 Rxb5 28. Ra1 Kf8 29. a6 Rb8
30. a7 Ra8 31. Kf1 Ke7 32. Ke2 Kd7 33. Kd3 Kc7 34. Kc3 Kb6 35. Kb4 Kb7 36. h4
Kb6 37. g3 Kc6 38. h5 Kb6 39. h6 Kc6 40. f4 Kb6 41. g4 Kc6 42. Ra6+ Kb7 43. Kb5
Rxa7 44. Rxa7+ Kxa7 45. Kc6 Ka6 46. Kd7 Kb5 47. Ke7 Kc4 48. Kxf7 Kxd4 49. f5
gxf5 50. gxf5 1-0

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.25"]
[Round "11"]
[White "Leitao, Rafael Duailibe"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "D83"]
[WhiteElo "2636"]
[BlackElo "2565"]
[PlyCount "62"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Rc1 Be6 7. c5 c6 8. Bd3
Re8 9. h3 Bc8 10. Nf3 Nfd7 11. O-O e5 12. Nxe5 Nxe5 13. Bxe5 Bxe5 14. dxe5 Nd7
15. e4 d4 16. Ne2 Nxe5 $146 ({RR} 16... Rxe5 17. b4 Nf6 18. f4 Re8 19. Ng3 a5
20. a3 axb4 21. axb4 h5 22. Qc2 Ra3 23. Ra1 Rxa1 24. Rxa1 h4 25. Ne2 Qe7 26.
Ra8 Nh5 27. e5 g5 28. Qc4 Rd8 29. fxg5 Qxg5 30. Qc1 Qxc1+ 31. Nxc1 {Salomon,J 
(2439)-Zamengo,F (2298) Vienna 2015 1/2-1/2 (98)}) 17. f4 Nxd3 18. Qxd3 Qe7 19.
Ng3 Be6 20. f5 gxf5 21. Nxf5 Bxf5 22. Rxf5 Qxe4 23. Qg3+ Kh8 24. Rxf7 Rg8 25.
Re1 Rxg3 26. Rxe4 Rag8 27. Re2 b6 28. b4 bxc5 29. bxc5 Rxh3 30. Rxa7 Rh5 31.
Rd7 Rxc5 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.25"]
[Round "11"]
[White "Macedo, Maximo Iack Miranda"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2323"]
[BlackElo "2216"]
[PlyCount "101"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. b3 Qc7 ({RR} 2... g6 3. Bb2 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. e6 f6 7.
Bb5 Bg7 8. Nf3 O-O 9. exd7 Bxd7 10. Bxd7 Qxd7 11. O-O e5 12. d3 Nc6 13. Re1 Nd5
14. Nc3 Rac8 15. Nxd5 Qxd5 16. c4 Qd7 17. Qe2 {Short,N (2684)-Nielsen,P (2652)
playchess.com INT 2004 1/2-1/2 (62)}) 3. Bb2 Nc6 $146 ({RR} 3... e6 4. Nf3 a6
5. d4 cxd4 6. Nxd4 Nf6 7. Bd3 Bc5 8. O-O Qe5 9. c3 Nxe4 10. Qe2 f5 11. Nd2 d5
12. f3 Bd6 13. g3 Nxd2 14. Qxd2 O-O 15. Rae1 Qf6 16. f4 Bc5 17. Re2 Nc6 18. Bc2
{Vangen,D (1767)-Sousa,H (2200) Oslo NOR 2018 0-1 (44)}) ({RR} 3... e6 4. Ne2
d6 5. Ng3 a6 6. Be2 Nd7 7. O-O Ngf6 8. d3 Be7 9. Nh5 Nxh5 10. Bxh5 Bf6 11. Bxf6
Nxf6 12. Be2 O-O 13. Nd2 Bd7 14. c4 d5 15. Bf3 Bc6 16. Qc2 Rfd8 17. Rad1 dxe4
18. Nxe4 {Fernandes64 (1941)-Egoroff,J (2388) lichess.org 2021 0-1}) 4. Nc3 e6
5. Nf3 a6 6. g3 Nf6 7. Bg2 d6 8. O-O Be7 9. d3 O-O 10. Nh4 Nd4 11. Ne2 Nxe2+
12. Qxe2 Bd7 13. f4 Bc6 14. Rae1 e5 15. Nf5 g6 16. fxe5 dxe5 17. Nxe7+ Qxe7 18.
Qd2 Nh5 19. Qc3 Rfe8 20. Rf2 Bd7 21. Ref1 f6 22. Qd2 Rac8 23. Qh6 Qf8 24. Bc1
Qxh6 25. Bxh6 g5 26. Bf3 g4 27. Be2 Rc6 28. Be3 Bc8 29. Kg2 Kg7 30. h3 gxh3+
31. Kh2 Kg6 32. Bxh5+ Kxh5 33. Rxf6 Rxf6 34. Rxf6 Re6 35. Rf8 Rc6 36. Re8 Be6
37. Re7 b6 38. Rxh7+ Kg4 39. Rxh3 Kf3 40. g4+ Ke2 41. Rg3 Bxg4 42. Bg1 Bf3 43.
Rg5 Kd2 44. Rxe5 Kxc2 45. d4 cxd4 46. Bxd4 Rd6 47. Rd5 Rxd5 48. exd5 Bxd5 49.
Bxb6 Kb2 50. a4 Kxb3 51. a5 1/2-1/2

[Event "BRA-ch 81st"]
[Site "Joao Pessoa"]
[Date "2015.01.25"]
[Round "11"]
[White "Rodrigues, Edgar"]
[Black "Mendonca, Mateus Nakajo"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2338"]
[BlackElo "2426"]
[PlyCount "112"]
[EventDate "2015.01.17"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "BRA"]
[EventCategory "5"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. O-O
Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Qe2 Qb6 12. Qg4 ({RR} 12. b3 Ne7 13. Kh1 Nc6
14. f4 g6 15. Bb2 Nb4 16. Rad1 Nxd3 17. Nxd5 exd5 18. e6 Nxb2 19. exd7+ Kxd7
20. Rxd5+ Bd6 21. Qxb2 Raf8 22. Qf6 Kc7 23. Rfd1 Rhg8 {0-1 (23) Caldeira,A 
(2287)-Limp,E (2388) Sao Paulo 2002}) ({RR} 12. Rd1 Bc5 13. a3 Rc8 14. Bd2 Ne7
15. b4 Bd4 16. Rac1 O-O 17. Re1 Ng6 18. Be3 Bxe3 19. fxe3 Nxe5 20. Bxh7+ Kxh7
21. Qh5+ Kg8 22. Qxe5 Rc4 23. Kh1 Rfc8 24. Ne2 Qc7 25. Qb2 Rc2 26. Qa1 Bb5 {
Lessa,F (1268)-Montanu,D (1940) Lira Tênis Clube - Florianó 2022 0-1 (49)})
12... Ne7 $146 ({RR} 12... g6 13. Rb1 f5 14. exf6 Nxf6 15. Qh4 Bg7 16. Be3 Qd6
17. Bf4 Qe7 18. Bg5 O-O 19. Rfe1 Qf7 20. Re3 d4 21. Qxd4 Nd5 22. Qh4 Nxe3 23.
fxe3 Bc6 24. Ne4 Bxe4 25. Bxe4 h6 26. Be7 g5 27. Bxg5 {Wittelsberger,H (1860)
-Decrouppe,J (1635) Koblenz 2003 1-0 (38)}) 13. Kh1 Nc6 14. f4 O-O-O 15. Qe2 d4
16. Na4 Qa7 17. Bd2 Nb4 18. Bxb4 Bxb4 19. Qc2+ Kb8 20. Qb3 Be7 21. Nb6 Bb5 22.
Nc4 Bxc4 23. Bxc4 g6 24. Bd3 Bc5 25. Rac1 Qb6 26. Qd1 Rd7 27. Qf3 Rc8 28. Be4
Rcc7 29. Rcd1 Qxb2 30. Rd3 Qxa2 31. Rb3 a5 32. Bc6 Rxc6 33. Qxc6 Qxb3 34. Qxd7
Ka7 35. h4 Bb6 36. Kh2 Qc4 37. Rf3 Qc7 38. Qb5 Qc6 39. Qb1 a4 40. h5 Bc5 41.
Qe1 Qb5 42. Qg3 Qa5 43. Rf1 a3 44. Qb3 Qb4 45. Qc2 Bb6 46. Rb1 d3 47. Qxd3
Qxf4+ 48. g3 Qf2+ 49. Kh1 Qe3 50. Qb5 Qd4 51. Qb3 Qd5+ 52. Qxd5 exd5 53. h6 Bd4
54. Rb4 Bb2 55. Kg2 Ka6 56. Kf1 b5 0-1

