[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "28"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2119"]
[BlackElo "1729"]
[Annotator "Chessbase"]
[PlyCount "45"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. g3 f5 2. Bg2 g6 3. d3 Bg7 4. Nc3 Nf6 $146 ({RR} 4... e5 5. e4 fxe4 6. dxe4 Nc6 7. f4 Nge7 8. Nf3 d6 9. O-O O-O 10. Be3 Bg4 11. Qd2 Qd7 12. Rad1 Rad8 13. Rf2 Kh8 14. Rdf1 a6 15. Ng5 h6 16. Nf3 Kh7 17. Nh4 exf4 18. gxf4 Bf6 19. Nf3 {0-1 Skaric,D (2297)-Postnikov,D (2360) Titled Tue 2nd Jan Early 2024 (6)}) 5. e4 fxe4 6. dxe4 e5 7. Nf3 d6 8. O-O O-O 9. h3 Qe8 10. Be3 h6 11. Nh4 Nc6 12. Qd2 Kh7 13. f4 Nh5 14. f5 gxf5 15. exf5 Nxg3 16. f6 Nxf1 17. Qd3+ Kg8 18. fxg7 Kxg7 19. Rxf1 Rxf1+ 20. Qxf1 Qh5 21. Qf2 Be6 22. Qg3+ Kf7 23. Bf3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "16"]
[White "Chaves, Jorge Antonio Torres"]
[Black "Moura, Eduardo Eugenio Chaves"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1924"]
[BlackElo "2056"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. b4 d5 2. Bb2 Qd6 3. a3 e5 4. e3 Be6 5. Nf3 f6 6. d3 Nd7 7. Nbd2 Nh6 8. c4 c6 9. e4 $146 ({RR} 9. Be2 Be7 10. O-O O-O 11. Qc2 Rac8 12. Rac1 Qb8 13. Qb1 Nf7 14. cxd5 cxd5 15. Rxc8 Rxc8 16. Rc1 Nb6 17. Bd1 Nd8 18. Bb3 Bf7 19. Kf1 Bd6 20. Ng1 Rc7 21. Ne2 Qc8 22. Rxc7 Qxc7 23. Nc3 Qd7 {0-1 Minaya Molano,J (2278)-Kovacevic,S (2367) Calvia op 1st 2004 (6)}) 9... d4 10. c5 Qc7 11. Be2 Nf7 12. O-O g6 13. Nh4 Bh6 14. Nb3 O-O 15. Bg4 Bxg4 16. Qxg4 Kh8 17. g3 Rg8 18. Bc1 Bxc1 19. Raxc1 Raf8 20. Qe2 Ng5 21. Kg2 Ne6 22. Nd2 f5 23. Kh1 f4 24. Nc4 Rf6 25. Rg1 Rgf8 26. Rcf1 Qd8 27. f3 Qe7 28. Qg2 b6 29. cxb6 axb6 30. g4 Rc8 31. g5 Rff8 32. Qh3 Qg7 33. Qg4 b5 34. Nd2 Qf7 35. Rc1 c5 36. Ng2 Rc7 37. h4 Rfc8 38. h5 c4 39. hxg6 hxg6 40. Nh4 Kg7 41. dxc4 bxc4 42. Rg2 c3 43. Nb3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "13"]
[White "Baptista, Andre Kemper"]
[Black "Costa, Carlos Evanir"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1913"]
[BlackElo "2190"]
[Annotator "Chessbase"]
[PlyCount "72"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O e5 7. Nbd2 Nge7 8. a4 O-O 9. Nc4 h6 10. c3 Be6 11. Be3 ({RR} 11. Re1 Qd7 12. Nfd2 f5 13. exf5 gxf5 14. f4 exf4 15. gxf4 d5 16. Ne5 Nxe5 17. fxe5 Nc6 18. Nf3 f4 19. d4 cxd4 20. cxd4 Rae8 21. Ra3 Bg4 22. Qd2 Re6 23. Qf2 Rg6 24. Kh1 Qe6 25. Nh4 Rg5 {½-½ Yuffa,D (2527)-Alekseev,E (2622) RUS-ch blitz 2017 (5)}) 11... b6 ({RR} 11... f5 12. Qe2 f4 13. Bd2 g5 14. Ne1 Qd7 15. f3 h5 16. Qf2 Ng6 17. Bh1 Rf7 18. h4 g4 19. fxg4 fxg3 20. Qxg3 Rxf1+ 21. Kxf1 Rf8+ 22. Ke2 hxg4 23. Bg5 Bf6 24. Nc2 Bxg5 25. hxg5 Qe7 26. N2e3 {0-1 Lohan,M (1826)-Barreto,I (2059) World Senior Teams +65 2024 (2.2)}) 12. Nfd2 d5 13. exd5 Bxd5 $146 ({RR} 13... Nxd5 14. Qe2 Rc8 15. Rad1 Qd7 16. Rfe1 Rce8 17. f3 Nxe3 18. Nxe3 Kh7 19. Ndc4 f5 20. Nc2 Bd5 21. N2a3 Rd8 22. Qc2 Rfe8 23. Nb5 Re6 24. Ne3 Ne7 25. Nxd5 Nxd5 26. Na3 Nf6 27. Nc4 Rde8 28. Re2 {0-1 Gretarsson,A (2268)-Ulfarsson,M (2357) ISL-ch Blitz 2020 (9)}) 14. Bxd5 Qxd5 15. Qe2 Rfd8 16. f4 Qxd3 17. Qxd3 Rxd3 18. fxe5 Nxe5 19. Nxe5 Bxe5 20. Nc4 Bg7 21. Rae1 Nf5 22. Bf4 h5 23. Re4 Rad8 24. Rfe1 Rd1 25. Re8+ Rxe8 26. Rxd1 Re4 27. Rd8+ Kh7 28. Nd2 Rxa4 29. Rd7 Kg8 30. Bb8 Ra1+ 31. Kf2 Ra2 32. Bxa7 Rxb2 33. Kf3 Bxc3 34. Nc4 Rxh2 35. Bxb6 Bd4 36. Rc7 Rf2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "65"]
[White "Kanzler, Karina Daniela Ferreira"]
[Black "De Souza, Marcus Vinicius Nora"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1874"]
[Annotator "Chessbase"]
[PlyCount "132"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 f5 2. b3 d6 3. Bb2 e5 4. e3 Nf6 5. d4 e4 6. Nfd2 g6 7. c4 Bg7 8. Nc3 O-O 9. Be2 c6 $146 ({RR} 9... c5 10. d5 Qe7 11. Qc2 a6 12. O-O-O b5 13. cxb5 axb5 14. Bxb5 Ba6 15. a4 Bxb5 16. axb5 Nbd7 17. Nc4 Ng4 18. f4 exf3 19. gxf3 Nxe3 20. Rde1 f4 21. Qe4 Ne5 22. Nxe3 fxe3 23. Qxe3 Qh4 24. Kb1 {½-½ Dahl,I (2170)-Carlsson,I (2064) EU-chT Seniors 2014 (8.13)}) ({RR} 9... c5 10. d5 a6 11. Qc2 Nbd7 12. O-O-O Ne5 13. h3 b5 14. Rdg1 bxc4 15. Nxc4 Nxc4 16. Bxc4 Qe7 17. Rd1 Nd7 18. h4 Ne5 19. Na4 Rb8 20. h5 Bd7 21. hxg6 Bxa4 22. Rxh7 Be8 23. f4 exf3 24. gxf3 {1-0 Vorontsov,P (2397)-Whatley,S (1881) Wch U16 Durban 2014 (8)}) ({RR} 9... Nc6 10. a3 Bd7 11. Qc2 h5 12. h4 Ng4 13. g3 Qe7 14. Nd5 Qd8 15. Nf4 Ne7 16. Bxg4 hxg4 17. d5 Qe8 18. Bxg7 Kxg7 19. Qc3+ Kh7 20. a4 Qf7 21. a5 c6 22. Qd4 cxd5 23. cxd5 Rfc8 24. Nc4 {1-0 Hong,A (2453)-Grieve,H (2351) Titled Tuesday intern op 08th June blitz 2021 (7)}) 10. h4 h6 11. Nf1 Na6 12. Ng3 Nc7 13. Rc1 d5 14. Ba3 Rf7 15. Qd2 Be6 16. Na4 b6 17. Bd1 Rd7 18. Ne2 Bf7 19. Nf4 Rc8 20. h5 g5 21. Ng6 Ne6 22. Ne5 Rdc7 23. c5 b5 24. Nc3 Nd7 25. Nxf7 Kxf7 26. Bb4 Rb7 27. Ne2 Qf6 28. g3 g4 29. Nf4 Ng5 30. Be2 a6 31. O-O Nf8 32. Ra1 Ra7 33. a4 Rca8 34. Ba5 Nd7 35. Rfc1 Rb8 36. axb5 axb5 37. Kg2 Rba8 38. b4 Nb8 39. Qa2 Ne6 40. Ng6 Nd7 41. Rc2 Rb8 42. Qb2 Qg5 43. Rh1 Nef8 44. Nf4 Ne6 45. Nxe6 Kxe6 46. Qc1 Bf6 47. Bb6 Raa8 48. Bc7 Rb7 49. Bf4 Qg7 50. Qd2 Bd8 51. Ra2 Rba7 52. Rha1 Nf6 53. Rxa7 Rxa7 54. Rxa7 Qxa7 55. Bxh6 Nxh5 56. Qd1 Qh7 57. Bf4 Nxf4+ 58. exf4 Qa7 59. Bxg4 fxg4 60. Qxg4+ Kf7 61. f5 Kf8 62. Qg6 Qf7 63. Qxc6 Qxf5 64. Qxb5 Qf3+ 65. Kg1 Qd1+ 66. Kg2 Qf3+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "2"]
[White "Dos Santos, Leonardo Lopes"]
[Black "Quintiliano, Renato R."]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1860"]
[BlackElo "2499"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. d3 g6 5. Bg2 Bg7 6. O-O O-O 7. Re1 Nc6 8. c3 e5 9. d4 exd4 ({RR} 9... cxd4 10. cxd4 Bg4 11. d5 Nd4 12. Nbd2 Rc8 13. Rb1 Qd7 14. b3 Rc2 15. h3 Bxf3 16. Nxf3 Nxf3+ 17. Qxf3 Rxa2 18. Bg5 Ne8 19. Ra1 Rxa1 20. Rxa1 a6 21. Rc1 f5 22. Qe3 Qf7 23. Qb6 h6 24. Bd2 {½-½ Barwinska,E (1996)-Deutschmann,M (2134) Wroclaw Open A 2023 (4.20)}) 10. cxd4 Bg4 11. d5 ({RR} 11. dxc5 dxc5 12. Nbd2 Re8 13. h3 Bxf3 14. Qxf3 Nd7 15. Nc4 Nde5 16. Nxe5 Nxe5 17. Qe2 Nd3 18. Rd1 c4 19. Rb1 Qa5 20. b3 Nxc1 21. Rbxc1 cxb3 22. axb3 {½-½ Stukopin,A (2423)-Chadaev,N (2569) Moscow-ch final 2010 (2)}) 11... Nd4 12. Qd3 $146 ({RR} 12. Nc3 Nd7 13. Be3 Qf6 14. Bxd4 cxd4 15. Nb5 Ne5 16. Nbxd4 Rac8 17. Rb1 Rc4 18. Qb3 Nxf3+ 19. Bxf3 Bxf3 20. Nxf3 Rfc8 21. e5 dxe5 22. Nxe5 Rc2 23. Qe3 Qd6 24. Nd3 a5 25. Qe4 Bf6 26. Rbc1 Rxc1 {1-0 Teleshinin,O (2073)-Sakhvadze,G Moscow-ch op sf 2007 (4)}) ({RR} 12. h3 Nxf3+ 13. Bxf3 Bxh3 14. e5 dxe5 15. Rxe5 Nd7 16. Re1 Ne5 17. Nc3 Qd7 18. Bh1 Rfe8 19. Bf4 Bg4 20. f3 Nxf3+ {0-1 Bednar,J (2082)-Cerveny,M (2297) CZE-chT1E 0607 2006 (2.6)}) 12... Nd7 13. Nxd4 Bxd4 14. h3 Ne5 15. Qc2 Bf3 16. Be3 f5 17. Nd2 Bxg2 18. Kxg2 Bxe3 19. fxe3 Qd7 20. Rf1 Qb5 21. Qb3 a6 22. Rae1 Nd3 23. Rb1 Rae8 24. Qd1 fxe4 25. Rxf8+ Rxf8 26. Nxe4 Qc4 27. Nc3 Rf2+ 28. Kg1 Rxb2 29. Rxb2 Nxb2 30. Qc2 Nd3 31. a4 b5 32. axb5 axb5 33. g4 b4 34. Qa4 Ne5 35. Qe8+ Kg7 36. Qe7+ Nf7 37. Ne4 Qc1+ 38. Kg2 Qb2+ 39. Kf1 Qe5 40. Qxe5+ Nxe5 41. Nxd6 b3 42. Ne4 b2 43. Nc3 Nc4 44. Ke2 Na3 45. Kd3 Kf6 46. e4 Ke5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "21"]
[White "Baptista, Andre Kemper"]
[Black "Da Silva, Lucas Pereira Mendes"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1913"]
[BlackElo "2088"]
[Annotator "Chessbase"]
[PlyCount "46"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d3 g6 4. g3 Bg7 5. Bg2 Nc6 6. O-O Nf6 7. Nbd2 O-O 8. a4 Rb8 9. Nc4 Be6 ({RR} 9... d5 10. exd5 Nxd5 11. Bd2 Nd4 12. Nxd4 cxd4 13. Re1 b6 14. Qc1 Bb7 15. Bh6 Qd7 16. Bxg7 Kxg7 17. Ne5 Qd6 18. Nc4 Qc7 19. Qd2 f6 20. Re6 Rf7 21. Rae1 Qd7 22. a5 b5 23. Na3 a6 24. Qe2 {0-1 Mukhtarova,V (1978)-Tomilova,E (2209) Yialos Rapid 2023 (3.12)}) 10. Nfd2 ({RR} 10. Ne3 a6 11. Ng5 Bd7 12. f4 b5 13. axb5 axb5 14. Kh1 Qc7 15. Bd2 b4 16. b3 Nd4 17. Rc1 Ra8 18. f5 Ra2 19. g4 Bb5 20. Rg1 Rfa8 21. Nf3 Nd7 22. Nd5 Qd8 23. Bg5 Nf6 24. Bxf6 Bxf6 {0-1 Kasimdzhanov,R (2700)-Radjabov,T (2724) Wch Blitz 8th 2014 (15)}) 10... Qd7 $146 ({RR} 10... d5 11. exd5 Bxd5 12. Bxd5 Qxd5 13. Ne3 Qd7 14. f4 {½-½ Dawson,A-Payne,N (2101) Coventry op 2005 (9)}) 11. f4 d5 12. Ne3 dxe4 13. Nxe4 Nxe4 14. dxe4 Qc8 15. c3 f6 16. f5 Bf7 17. Nd5 e6 18. fxe6 Qxe6 19. Be3 b6 20. Bf4 Rbd8 21. Qc2 Kh8 22. Rad1 Bg8 23. Be3 Ne5 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "17"]
[White "Kanzler, Karina Daniela Ferreira"]
[Black "Okamura, Milton Kasuo"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1874"]
[BlackElo "2004"]
[Annotator "Chessbase"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 4. e3 h6 5. d3 Nf6 6. Be2 Be7 7. Nbd2 O-O 8. O-O Nbd7 9. Re1 c6 10. Nf1 a5 $146 ({RR} 10... Qc7 11. Ng3 Bh7 12. Nd2 Bd6 13. d4 e5 14. dxe5 Bxe5 15. Bxe5 Nxe5 16. f4 Ned7 17. Bd3 Nc5 18. Bxh7+ Kxh7 19. Qf3 Rfe8 20. e4 Ncxe4 {½-½ Nonnenmacher,T-Schwarzburger,L Oberliga Wuerttemberg 8788 1987}) 11. Ng3 Bh7 12. Bf1 a4 13. Rc1 axb3 14. axb3 Bb4 15. c3 Ra2 16. Ba1 Bd6 17. e4 Bxg3 18. hxg3 dxe4 19. dxe4 Nxe4 20. Re2 Rxa1 21. Rxa1 Nxc3 22. Qd4 Nxe2+ 23. Bxe2 Qc7 24. Qh4 Nf6 25. Bc4 Be4 26. Nh2 Bd5 27. Bd3 Bxb3 28. Nf3 Bd5 29. Nh2 b5 30. g4 Qf4 31. g3 Qd2 32. g5 Qxg5 33. Qb4 e5 34. Qd6 e4 35. Be2 Re8 36. Nf1 Qe5 37. Qa3 b4 38. Qc1 Rb8 39. Ne3 b3 40. Ra7 b2 41. Qb1 Qc3 42. Nc2 Bb3 43. Bd1 Bxc2 44. Bxc2 e3 45. Kf1 Qxc2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "17"]
[White "Kanzler, Karina Daniela Ferreira"]
[Black "Baptista, Andre Kemper"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1874"]
[BlackElo "1913"]
[Annotator "Chessbase"]
[PlyCount "72"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. b3 e6 3. Bb2 Nf6 4. e3 Be7 5. Be2 O-O 6. O-O Nbd7 7. d3 b6 8. Nbd2 Bb7 9. Ne5 Nxe5 10. Bxe5 Nd7 $146 ({RR} 10... Bd6) 11. Bb2 Bf6 12. Bxf6 Qxf6 13. d4 Rfc8 14. f4 c5 15. c3 cxd4 16. cxd4 Qf5 17. Rf3 Qc2 18. Qe1 Qb2 19. Bd3 Nf6 20. Nf1 Qc3 21. Qd1 Ne4 22. Rh3 Rc7 23. Rb1 Rac8 24. Bxe4 dxe4 25. Qh5 h6 26. Rg3 Kf8 27. f5 exf5 28. Qxf5 Qd3 29. Re1 Rc1 30. Qg4 Rxe1 31. Qxg7+ Ke7 32. Qe5+ Kd7 33. Qf5+ Kc7 34. Qe5+ Kc6 35. Qf6+ Kb5 36. Qe5+ Ka6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "41"]
[White "Prado Oliveira, Fellipe"]
[Black "Silva, Clara De Oliveira"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1947"]
[Annotator "Chessbase"]
[PlyCount "59"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. O-O Bg7 5. c4 dxc4 6. Qa4+ Nbd7 ({RR} 6... c6 7. Qxc4 O-O 8. Qc2 Na6 9. d3 Re8 10. Nc3 e5 11. a3 h6 12. b4 Nc7 13. Bb2 a6 14. Nd2 Ne6 15. e3 h5 16. Nde4 Nd5 17. Rad1 h4 18. Rfe1 hxg3 19. hxg3 Rb8 20. Qb3 Nec7 21. Nxd5 {0-1 Ponomariov,R (2739)-Svidler,P (2754) Wch Blitz 4th 2009 (41)}) 7. Qxc4 O-O 8. d3 e6 $146 ({RR} 8... e5 9. Nc3 c6 10. a4 a5 11. Qh4 Qb6 12. Rb1 Qb4 13. Bg5 Qxh4 14. Nxh4 h6 15. Bd2 Re8 16. Rfd1 Bf8 17. h3 Nc5 18. Nf3 e4 19. dxe4 Nfxe4 20. Nxe4 Nxe4 21. e3 Bf5 22. Ra1 Nxd2 23. Nxd2 {0-1 Morais,V (2113)-Romanishin,O (2547) Figueira da Foz op 4th 2007 (3)}) ({RR} 8... c6 9. Nbd2 Nb6 10. Qc2 Qc7 11. d4 Rd8 12. e4 h6 13. Nb3 Bg4 14. Ne5 Be6 15. d5 Bd7 16. Bf4 Qc8 17. Qd2 g5 18. Be3 Nxe4 19. Bxe4 Bxe5 20. f4 Nc4 21. Qe2 Nxe3 22. Qxe3 Bf6 23. fxg5 {½-½ Bazilius,A (2030)-Jalovec,I (1703) 28th HIT Open 2024 (3.18)}) ({RR} 8... c6 9. a4 a5 10. Nc3 Nb6 11. Qh4 Re8 12. Bh6 Bh8 13. Rfd1 Nfd5 14. Bd2 Bg7 15. Nxd5 Nxd5 16. e4 Nb4 17. Bc3 h6 18. Qf4 Qd6 19. Qxd6 exd6 20. Bxg7 Kxg7 21. Nd4 Bd7 22. Rac1 {½-½ Kuecher,W (2143)-Hahn,C (2086) Landesliga Sued 1617 2016 (7.2)}) ({RR} 8... c6 9. Qc2 Nb6 10. Nc3 Nbd5 11. Rd1 Nxc3 12. bxc3 Bd7 13. Rb1 b6 14. c4 Rc8 15. c5 b5 16. Bb2 Be6 17. Ba1 Bd5 18. e4 Be6 19. d4 Bg4 20. h3 Bxf3 21. Bxf3 Nd7 22. Rbc1 e5 23. d5 {0-1 Yashmetov,M (2325)-Leenhouts,K (2485) Titled Tuesday intern op 1st May blitz 2018 (2)}) 9. Nc3 c6 10. Bg5 h6 11. Bf4 Qe7 12. Rad1 e5 13. Bc1 Nb6 14. Qb3 Be6 15. Qc2 Nbd7 16. d4 exd4 17. Nxd4 Rfd8 18. Nxe6 Qxe6 19. a4 Rac8 20. e4 b5 21. Ne2 Re8 22. Nd4 Qa2 23. Nxc6 Kh8 24. axb5 a6 25. bxa6 Qxa6 26. Nb4 Qb7 27. Qd2 Nxe4 28. Qxd7 Qxd7 29. Rxd7 Kg8 30. Nd5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "5"]
[White "De Oliveira, Yuri Garcia"]
[Black "Do Valle Cardoso, Lucas"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1964"]
[BlackElo "2365"]
[Annotator "Chessbase"]
[PlyCount "98"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 {ChessBase} e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 c6 5. b3 Bd6 6. Bb2 O-O 7. Be2 a6 ({RR} 7... dxc4 8. bxc4 e5 9. d3 ({RR} 9. d4 exd4 10. exd4 Re8) 9... Re8 10. O-O Bg4 11. Rb1 Nbd7 12. Ba1 Rb8 13. Qc2 Nc5 14. Rfd1 Qe7 15. h3 ({RR} 15. Nh4 Bxe2 16. Qxe2 Qe6) 15... Bf5 16. Nh4 Bd7 17. d4 exd4 18. exd4 Nce4 19. Bd3 Nxc3 20. Bxc3 Ne4 21. Re1 Qxh4 22. Bxe4 {1-0 Aronian,L (2783)-Gelfand,B (2741) Leon 23rd rapid 2010 (2.3)} ({RR} 22. Rxe4 Rxe4 23. Bxe4 Re8 24. Rxb7 Bxh3)) 8. d4 b6 $146 ({RR} 8... b5 9. Ne5 Bb7 10. cxd5 Nxd5 11. Nxd5 exd5 12. Rc1 Bc7 13. Bg4 Qd6 14. g3 f6 15. Nd3 f5 16. Be2 Nd7 17. Rc2 a5 18. O-O Qe7 19. Qd2 Bd6 20. Bf3 a4 21. Bc3 axb3 22. axb3 Ra3 23. Rb1 {1-0 Robatsch,K (2445)-Vaglio Munoz,J Olympiad-22 Haifa 1976 (12.1)}) ({RR} 8... Nbd7 9. O-O b6 10. Bd3 Bb7 11. Re1 Re8 12. Qc2 h6 13. Rad1 Qc7 14. h3 Rad8 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 c5 18. Bxb7 Qxb7 19. d5 exd5 20. Rxe8+ Rxe8 21. Rxd5 Bf8 22. Qd2 Re7 23. Nh4 {1-0 Santos Latasa,J (2612)-Korchmar,V (2438) Titled Tue 13th Feb Late 2024 (10)}) ({RR} 8... Nbd7 9. O-O Qe7 10. Qc2 e5 11. dxe5 Nxe5 12. cxd5 cxd5 13. Rad1 Be6 14. Nd4 Rac8 15. Nf5 Bxf5 16. Qxf5 Qe6 17. Qxe6 fxe6 18. e4 Neg4 19. g3 Be5 20. Rc1 dxe4 21. Na4 Bxb2 22. Nxb2 Ne5 23. Nc4 {½-½ Stanec,N (2516)-Sadilek,P (2275) Vienna Tschaturanga op 2013 (3)}) ({RR} 8... Nbd7 9. O-O Qe7 10. Qc2 Re8 11. Rfe1 dxc4 12. bxc4 e5 13. c5 Bc7 14. Rab1 e4 15. Nd2 b6 16. cxb6 Nxb6 17. f3 exf3 18. Bxf3 Bg4 19. Nce4 Bxf3 20. Nxf6+ Qxf6 21. Nxf3 Qe6 22. Bc3 Nc4 23. Qd3 {½-½ Beim,V (2480)-Soffer,R (2450) Rishon Le Ziyyon 1992 (12)}) 9. O-O Bb7 10. Bd3 c5 11. Qe2 dxc4 12. Bxc4 b5 13. dxc5 Bxc5 14. Rfd1 Nbd7 15. Bd3 Rc8 16. Rac1 Qe7 17. Ng5 Ba3 18. Nce4 h6 19. Nxf6+ Nxf6 20. Nf3 Rfd8 21. Rxc8 Rxc8 22. Bb1 Ne4 23. Bxe4 Bxe4 24. Ne1 Bxb2 25. Qxb2 Qc5 26. Qd2 Bd5 27. Nd3 Qc3 28. f3 a5 29. Qxc3 Rxc3 30. e4 Bc6 31. Rd2 Kf8 32. Kf2 a4 33. b4 Be8 34. Ne1 Ra3 35. Rc2 e5 36. Ke2 f6 37. Nd3 Bf7 38. Nc1 Bc4+ 39. Kd2 g5 40. Ke1 h5 41. Kf2 Ke7 42. Rd2 Rc3 43. Ne2 Ra3 44. Nc1 g4 45. Rc2 Kf7 46. Rd2 Kg6 47. Rc2 Kg5 48. Rxc4 bxc4 49. b5 Rc3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "3"]
[White "Ribeiro, Matheus Mendes Domingues"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2244"]
[BlackElo "2455"]
[Annotator "Chessbase"]
[PlyCount "88"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 d5 3. g3 d4 4. Bg2 Nc6 5. d3 ({RR} 5. O-O Bc5 6. d3 Nf6 7. Bg5 h6 8. Bxf6 Qxf6 9. Nbd2 Qd8 10. Ne1 O-O 11. f4 a5 12. a3 a4 13. Nc2 Bd7 14. Qe1 Na5 15. Qf2 Bc8 16. Kh1 Ra6 17. Ne4 Ba7 18. Nb4 Rb6 19. Nc5 Rd6 {0-1 Duda,J (2724)-Carlsen,M (2853) Superbet Blitz 2023 (9.3)}) 5... Bb4+ ({RR} 5... Nge7 6. O-O Nf5 7. e4 dxe3 8. Bxe3 Nxe3 9. fxe3 e5 10. d4 e4 11. Nh4 Qg5 12. Qb3 g6 13. Bxe4 Bh6 14. Ng2 O-O 15. Nc3 Ne7 16. Rae1 c6 17. Bf3 Nf5 18. d5 cxd5 19. Bxd5 Qe7 20. Ne4 {½-½ Rodriguez Garcia,M (2130)-Merario Alarcon,A (2429) 35th Roquetas de Mar Open 2024 (7.19)}) 6. Bd2 $146 ({RR} 6. Nbd2 a5 7. a3 Bc5 8. Rb1 f5 9. O-O Nf6 10. b4 axb4 11. Nb3 Qd6 12. Nxc5 Qxc5 13. axb4 Nxb4 14. Nxd4 Qxd4 15. Rxb4 c6 16. Bb2 Qd6 17. Ra4 Rxa4 18. Qxa4 O-O 19. Qa5 c5 20. Bxf6 Rxf6 {1-0 Levin,G (2363)-Skaperdas,K (2177) Kavala op 31st 2022 (2)}) 6... a5 7. O-O Nf6 8. a3 Be7 9. Bg5 a4 10. Nbd2 O-O 11. Qc2 e5 12. e3 h6 13. Bxf6 Bxf6 14. exd4 exd4 15. b4 axb3 16. Nxb3 Na5 17. Nfd2 Nxb3 18. Qxb3 h5 19. h4 Ra6 20. Rfe1 g5 21. hxg5 Bxg5 22. Ne4 h4 23. Nxg5 Qxg5 24. Qb5 c5 25. gxh4 Qxh4 26. Re8 Qg5 27. Rxf8+ Kxf8 28. f4 Qe7 29. Rf1 Rxa3 30. Be4 f5 31. Qb2 Rc3 32. Bg2 Rxd3 33. Qb6 Kg7 34. Kh1 Rg3 35. Qa5 Bd7 36. Re1 Qh4+ 37. Kg1 Rxg2+ 38. Kxg2 Bc6+ 39. Kf1 Qxf4+ 40. Ke2 Bf3+ 41. Kd3 Be4+ 42. Rxe4 Qxe4+ 43. Kd2 Qe3+ 44. Kc2 Qc3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "8"]
[White "Prado Oliveira, Fellipe"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1947"]
[BlackElo "2316"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. c4 d4 6. b4 cxb4 7. a3 Nc6 8. e3 ({RR} 8. Qa4 Bd7 9. axb4 Nxb4 10. Qb3 Bc6 11. Bb2 d3 12. e3 a5 13. Ne5 Bxg2 14. Kxg2 Be7 15. Qa4+ Nd7 16. Bc3 f6 17. Bxb4 Bxb4 18. Nxd3 O-O 19. Qb5 Qc7 20. Nxb4 axb4 21. Rxa8 Rxa8 22. d4 Qc6+ {½-½ Carlsen,M (2859)-Vachier Lagrave,M (2736) chess.com SpeedChess 2022 (3.31)}) 8... bxa3 ({RR} 8... dxe3 9. fxe3 Qd3 10. axb4 Bxb4 11. Ne5 Nxe5 12. Qa4+ Bd7 13. Qxb4 Nxc4 14. Rf4 Nd5 15. Qxc4 Nxf4 16. Qxf4 O-O 17. Nc3 Bc6 18. Bxc6 bxc6 19. Qe4 Qd7 20. d4 c5 21. Ba3 Rfc8 22. Bxc5 a5 23. Na4 {1-0 Goh,Z (2306)-Goltseva,E (2303) Titled Tue 21st May Early 2024 (3)}) 9. Qa4 $146 ({RR} 9. Nxa3 Bc5 10. Nb5 O-O 11. Qb3 e5 12. exd4 exd4 13. d3 a6 14. Ba3 axb5 15. Bxc5 bxc4 16. Qxc4 Be6 17. Qb5 Rxa1 18. Rxa1 Re8 19. Qxb7 Bd5 20. Bb6 Qd6 21. Re1 Ne5 {0-1 Lopez Gonzalez,D (2271)-Rizouk,A (2511) Seville op 41st 2016 (9.10)}) ({RR} 9. Nxa3 Bc5 10. Bb2 O-O 11. Nb5 e5 12. Qb3 a6 13. Nxe5 Nxe5 14. exd4 Be6 15. dxe5 axb5 16. Rxa8 Qxa8 17. Qxb5 Qc8 18. Rc1 Bd7 19. Qb3 Ng4 20. d4 Be7 21. c5 h5 22. h3 Nh6 23. Bxb7 Qc7 {1-0 Moreno Ruiz,J (2448)-Fernandez Garcia,M (2366) Madrid-chT 1617 2016 (11.43)}) ({RR} 9. Nxa3 Be7 10. Bb2 d3 11. Nb5 O-O 12. Ne5 Nb4 13. Rxa7 Rxa7 14. Nxa7 Bd7 15. Qb3 Qb8 16. Nxd7 Nxd7 17. Nb5 Ne5 18. Ba3 Nbc6 19. Bxe7 Nxe7 20. f4 Nd7 21. Qxd3 Rd8 22. Qa3 Nc6 23. d4 Nb6 {1-0 Collas,D (2399)-Tsakiris,H (2268) Sitges Sunway op 3rd 2016 (2)}) 9... Bd7 10. Bxa3 dxe3 11. fxe3 Nd4 12. Qd1 Nxf3+ 13. Bxf3 Bxa3 14. Nxa3 Bc6 15. Nb5 O-O 16. d4 a6 17. Nc3 Bxf3 18. Qxf3 Qc7 19. c5 b6 20. Nb5 Qd7 21. Nd6 bxc5 22. dxc5 Qc7 23. Nb7 Nd5 24. Rab1 Ra7 25. e4 Ne7 26. e5 Nd5 27. c6 Qxc6 28. Rfc1 Qd7 29. Nd6 a5 30. Rc5 a4 31. Rcb5 Qc7 32. Rxd5 exd5 33. Qxd5 Ra5 34. Rb5 Rxb5 35. Qxb5 a3 36. Qe2 Qc1+ 37. Kf2 Qb2 38. Nc4 Qxe2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "10"]
[White "Ribeiro, Matheus Mendes Domingues"]
[Black "Pereira, Arthur Macedo"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2244"]
[BlackElo "1940"]
[Annotator "Chessbase"]
[PlyCount "93"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 {ChessBase II} Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 d4 7. d3 c5 8. e3 ({RR} 8. e4 Nc6 9. e5 Ng4 10. Bf4 f6 11. exf6 Bxf6 12. h3 e5 13. Bd2 Nh6 14. Bxh6 gxh6 15. Nfd2 Qe8 16. Ne4 Be7 17. Nbd2 Bf5 18. h4 Qg6 19. Kh2 Bg4 20. f3 Bd7 21. Bh3 Bxh3 22. Kxh3 Kh8 {0-1 Agdestein,S (2620)-Hammer,J (2665) Oslo Scandinavian Masters 2015 (3)}) 8... Nc6 9. exd4 cxd4 10. Re1 Qc7 $146 ({RR} 10... h6 11. a3 a5 12. Bb2 Re8 13. Nbd2 Bf8 14. Ne5 Nxe5 15. Rxe5 Nd7 16. Rb5 e5 ({RR} 16... Nc5 17. Ne4 Na6 18. b4 Nc7 19. Rxa5 Rxa5 20. bxa5 Na6 21. Nd2 e5 22. Nb3 Qc7 23. Bc1 Bd7 24. Rb1 Bc6 25. Qe2 Bxg2 26. Kxg2 Qd7 27. Qf3 f5 28. Qd5+ Qxd5+ 29. cxd5 Rd8 30. f4 exf4 31. Nxd4) 17. Bxb7 Bxb7 18. Rxb7 Nc5 19. Rb5 Nxd3 20. Qc2 ({RR} 20. Qb1 Nc5 21. Ne4) 20... Nc5 21. b4 axb4 22. axb4 Rxa1+ 23. Bxa1 Na6 24. c5 e4 25. Qc4 {0-1 Genereau,T (1867)-Le Goff,R (2204) Sautron W op 02nd 2014 (1)}) ({RR} 10... a5 11. Bb2 Qb6 12. Na3 a4 13. Nb5 a3 14. Bc1 Ne8 15. Rb1 Bd7 16. Qe2 Nc7 17. Nxc7 Qxc7 18. Bf4 Bd6 19. Ne5 Ra5 20. b4 Nxb4 21. c5 Bxc5 22. Rec1 Qd8 23. Rxc5 Rxc5 24. Rxb4 Bc8 25. h4) ({RR} 10... Re8 11. Ba3 Nd7 12. Qd2 a5 13. Bxe7 Qxe7 14. Qb2 Nc5 15. Rd1 e5 16. Ne1 Bf5 17. Na3 e4 18. dxe4 Bxe4 19. Nb5 Bxg2 20. Nxg2 Rad8 21. Nf4 d3 22. a3 Ne5 23. Nc3 Qf6 24. Rab1 Qf5 25. h4 {½-½ Pal,R (2142)-Gourlay,I (2307) Sheffield Masters 2024 (6.2)}) ({RR} 10... Re8 11. Ba3 a5 12. Bxe7 Rxe7 13. Na3 e5 14. Nb5 h6 15. a3 Bf5 16. Qd2 e4 17. dxe4 Nxe4 18. Qf4 Bh7 19. Nfxd4 Nxd4 20. Bxe4 Bxe4 21. Rxe4 Nxb3 22. Rae1 Rxe4 23. Qxe4 Nc5 24. Qe7 b6 25. Nd6 {1-0 Kostiukov,A (2271)-Clawitter,C (2050) Titled Tue 7th Feb Early 2023 (5)}) ({RR} 10... Ne8 11. a3 a5 12. Nbd2 f6 13. Rb1 Nc7 14. Bh3 Rb8 15. Qe2 e5 16. Bxc8 Qxc8 17. Nh4 f5 18. Ndf3 Bd6 19. c5 Bxc5 20. Nxe5 Nb5 21. Qf3 Nc3 22. Bf4 Nxe5 23. Bxe5 Nxb1 24. Qd5+ Kh8 25. Bxb8 {1-0 Skuratov,V-Kichubaev,K (2439) RUS-chT Clubs sf 2005 (7)}) 11. Na3 e5 12. Nb5 Qb8 13. Qe2 Bb4 14. Ba3 Bxa3 15. Nxa3 Re8 16. Nc2 Bf5 17. Qd2 a5 18. Nh4 Bd7 19. a3 Qc7 20. b4 a4 21. Rab1 h6 22. Nf3 Bf5 23. Re2 Rad8 24. b5 Nb8 25. Rbe1 Nbd7 26. Nb4 Bg4 27. h3 Bh5 28. g4 Bg6 29. Qc2 e4 30. dxe4 Nc5 31. Qd1 Ncxe4 32. Nd2 Nc3 33. Rxe8+ Rxe8 34. Rxe8+ Nxe8 35. Qf3 Nd6 36. Nd5 Nxd5 37. Qxd5 d3 38. b6 Qe7 39. c5 Qe1+ 40. Kh2 Qxd2 41. cxd6 Qf4+ 42. Kg1 Qc1+ 43. Bf1 Qc8 44. d7 Qd8 45. Bxd3 Bxd3 46. Qd4 Kf8 47. Qd6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "15"]
[White "Nascimento, Nicolas Daniel Trindade"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1928"]
[BlackElo "2119"]
[Annotator "Chessbase"]
[PlyCount "70"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. c4 c6 8. d3 Re8 9. Nbd2 Bf8 10. Qc2 ({RR} 10. e4 dxe4 11. Nxe4 Qc7 12. Nxf6+ Nxf6 13. Ne5 Bd7 14. Qe2 Red8 15. Rfd1 Be8 16. d4 Rac8 17. Rac1 Qb6 18. Nd3 Be7 19. Nf4 Qa6 20. a3 Bd6 21. Qe3 Bxf4 22. Qxf4 Nd7 23. Qg4 Nf6 24. Qh4 Nd7 {½-½ Tomashevsky,E (2408)-Pushkov,N (2561) RUS-ch 54th Elista 2001 (1)}) 10... a5 11. a3 h6 $146 ({RR} 11... b5 12. Bc3 Bb7 13. b4 bxc4 14. dxc4 axb4 15. axb4 c5 16. b5 d4 17. Bb2 e5 18. Nb3 Be4 19. Qd2 Nb6 20. Na5 Qd7 21. Rfc1 h6 22. Ne1 Bxg2 23. Nxg2 Qh3 24. f3 e4 25. Rf1 Bd6 26. Rac1 {0-1 Uksini,B (1969)-Pretterhofer,K (2017) Styrian op-A 2013 (7)}) ({RR} 11... Qe7 12. d4 g6 13. Rae1 b5 14. e4 bxc4 15. bxc4 Ba6 16. Re3 Bh6 17. e5 Nh5 18. Rb3 c5 19. Rd1 cxd4 20. Bxd4 Rec8 21. Rc3 Ng7 22. cxd5 exd5 23. Qa2 Qe6 24. Ne1 Qg4 25. Nef3 Bxd2 26. Qxd2 {1-0 Baillon,O (2217)-Kyriakidis,O (1794) 17th Paleochora Open 2024 (3.17)}) ({RR} 11... b5 12. e4 bxc4 13. bxc4 dxe4 14. dxe4 e5 15. Rfe1 Qc7 16. h3 Rb8 17. Bc3 Nc5 18. Rab1 Rxb1 19. Rxb1 Nfd7 20. Bf1 Bd6 21. Kg2 Qd8 22. Rd1 a4 23. Be2 Qe7 24. Nh4 g6 25. Nhf3 h6 26. Bb2 {½-½ May,A (1951)-May,F (2096) Dyfed op 47th 2018 (2)}) 12. e3 b6 13. Rab1 Ba6 14. b4 e5 15. bxa5 bxa5 16. Rfc1 e4 17. dxe4 dxe4 18. Nd4 Nc5 19. Nxc6 Qd6 20. Nd4 Rac8 21. Rd1 Nd3 22. Nxe4 Nxe4 23. Rxd3 Rxc4 24. Qd1 Rcc8 25. Nb5 Qg6 26. a4 Nc5 27. Rd4 Nxa4 28. Rxa4 Bxb5 29. Rxa5 Be2 30. Qxe2 Qxb1+ 31. Bf1 Rc2 32. Qb5 Rd8 33. Bd4 Qe1 34. Qf5 Rc1 35. Qd3 Qxa5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "23"]
[White "Nascimento, Nicolas Daniel Trindade"]
[Black "Motta, Vinicius Araujo Dias B."]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1928"]
[BlackElo "1736"]
[Annotator "Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 e6 3. Bb2 d5 4. g3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. c4 dxc4 8. bxc4 c5 9. d3 Rb8 10. Nc3 a6 11. a4 b6 12. Qc2 $146 ({RR} 12. e4 Qc7 13. Qe2 Ng4 14. h3 Nge5 15. Nxe5 Nxe5 16. f4 Nc6 17. e5 f5 18. Qf2 Nb4 19. Rad1 Rd8 20. Qe3 Bb7 21. Ne2 Bxg2 22. Kxg2 Qc6+ 23. Kh2 Qxa4 24. g4 Qb3 25. Bc3 fxg4 26. f5 exf5 {1-0 Vrhovnik,D (2061)-Kovacevic,M (1980) CRO-chT2 West 2014 (2.45)}) 12... Bb7 13. Rfb1 Qc7 14. Bc1 Ba8 15. Bd2 Rfd8 16. Rb3 Bc6 17. Qa2 a5 18. Nb5 Bxb5 19. Rxb5 Ne8 20. Rab1 Nd6 21. R5b3 Bf6 22. h4 h6 23. e4 e5 24. Nh2 Nc8 25. Ng4 Na7 26. Ne3 Nc6 27. Nd5 Qa7 28. Bc3 Nb4 29. Qe2 Nxd5 30. exd5 Qc7 31. Be4 g6 32. h5 Kg7 33. Qg4 Nf8 34. Kg2 Rd6 35. hxg6 fxg6 36. Rh1 Qd7 37. Qe2 Qxa4 38. Rbb1 Qd7 39. Rh3 Nh7 40. Bd2 Ng5 41. Rh2 a4 42. Bxg6 Rh8 43. Be4 Bd8 44. Bc3 Bf6 45. Qb2 Nxe4 46. dxe4 Re8 47. Rbh1 Qg4 48. f3 Qg5 49. Bd2 Qg6 50. Rxh6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "19"]
[White "Costa, Carlos Evanir"]
[Black "Brito, Vicente De Paulo Alencar"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2190"]
[BlackElo "1865"]
[Annotator "Chessbase"]
[PlyCount "57"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 {Marin,Mihail} Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. g3 O-O 6. Bg2 e5 7. O-O c6 8. d3 h6 ({RR} 8... c5 9. Nc3 Nc6 10. e3 ({RR} 10. Qd2 Bf5 ({RR} 10... h6 11. Ne1 Be6 12. Nd5) 11. Ng5) ({RR} 10. a3) 10... Bf5 ({RR} 10... Bg4 11. h3 Bf5 12. g4 ({RR} 12. Ng5) 12... Be6 13. d4 cxd4 ({RR} 13... exd4 14. exd4 d5) 14. exd4 exd4 15. Nb5) 11. Ng5 Ne8 12. Nge4 Be6 ({RR} 12... Nc7 13. Qd2 Be6 14. f4) 13. Nd5 Ne7 14. Nec3 ({RR} 14. Nxe7+ Qxe7 15. Qd2 f5 ({RR} 15... d5 16. Nc3) 16. Nc3 Nf6 17. f4) ({RR} 14. Nd2 Qd7 15. Qc2 Nxd5 16. cxd5 Bh3 17. a4 Bxg2 18. Kxg2 f5 19. f3 b6 20. Nc4 Rb8 21. e4 f4 22. Bc3 ({RR} 22. g4 h6 23. Bc3 a5) 22... fxg3 23. hxg3 h5 24. Rh1) 14... Nxd5 15. cxd5 ({RR} 15. Nxd5 Nc7 16. Nxc7 Qxc7 17. d4 exd4 18. exd4 Rad8 19. Rc1 Qd7 20. Qd2 Bh3) 15... Bd7 16. a4 f5 17. f4 Nf6 ({RR} 17... exf4 18. gxf4 Nf6 19. Qd2 Qe7 ({RR} 19... Qb6 20. Rfb1) 20. Rae1 Rae8 21. e4 ({RR} 21. Kh1) 21... Ng4 22. Nd1 Bxb2 23. Nxb2 Qf6 24. Nc4 b5 25. axb5 Bxb5 26. h3 ({RR} 26. e5 dxe5 27. h3 exf4 28. hxg4 Rxe1 29. Qxe1 fxg4) 26... Qd4+ 27. Kh1 Nf6 ({RR} 27... Nh6 28. e5) 28. exf5 Nh5) 18. Qd2 Qe7 19. Rae1 e4 ({RR} 19... Rae8 20. fxe5 Qxe5 ({RR} 20... dxe5 21. Nb5) 21. d4 Qe7 22. dxc5 dxc5 23. d6 Qe6 24. e4) 20. dxe4 fxe4 ({RR} 20... Nxe4 21. Nxe4 fxe4 ({RR} 21... Bxb2 22. Nxd6) 22. Bxg7 Kxg7 23. Rc1 b6 24. Rc4 Bf5 25. b4) 21. Nd1 b5 ({RR} 21... Bf5 22. h3 h5 23. Nf2 Rae8 24. g4 hxg4 25. Bxf6 Bxf6 26. hxg4 Bd7 27. g5 Bg7 28. Bxe4) 22. Nf2 bxa4 23. bxa4 {½-½ Marin,M (2572)-Mamedov,R (2666) Olympiad-42 Baku 2016 (4.4)} {RR} Rab8 24. Rb1 ({RR} 24. Bxf6 Bxf6 25. Nxe4 Bg7 26. Ng5 Rb2)) ({RR} 8... Re8 9. Qc2 c5 10. Nc3 Nc6 11. a3 Bg4 12. e3 h6 13. Nd2 Qd7 14. Nd5 Nxd5 15. cxd5 Nb8 16. f3 Bh3 17. Bxh3 Qxh3 18. Ne4 Qd7 19. f4) 9. Qc2 Re8 ({RR} 9... Nbd7 10. Nc3 Re8 11. Nd2 Nf8 12. Nde4 N6h7 13. Ba3 Re6 14. c5 dxc5 15. Nxc5 {½-½ Soliwoda,Z (1827)-Bogenryter,H (1876) Wroclaw Open B 2024 (4.26)}) 10. Nbd2 $146 ({RR} 10. Nc3 d5 11. cxd5 cxd5 12. Rac1 Nc6 13. e3 Be6 14. Na4 Nd7 15. Rfd1 Rc8 16. Qb1 Qa5 17. Bc3 Qa6 18. d4 b5 19. Nc5 Nxc5 20. dxc5 b4 21. Bb2 Qb7 22. Qa1 Qc7 23. Ne1 Rcd8 24. Nc2 a5 {½-½ Stoeckl,S (2061)-Zuehlke,B (1957) Regionalliga NO 1415 2014 (8.5)}) 10... Nbd7 11. e3 d5 12. cxd5 cxd5 13. Rfc1 Re6 14. Qc7 Qe7 15. Ne1 Ne8 16. Qa5 e4 17. Bxg7 Kxg7 18. Qxd5 exd3 19. Qxd3 Rd6 20. Qc3+ Qe5 21. Nc4 Qxc3 22. Rxc3 Re6 23. Rac1 Ndf6 24. Nd3 Bd7 25. Bxb7 Rb8 26. Nc5 Re7 27. Nxd7 Rxd7 28. Bf3 Ne4 29. Bxe4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "47"]
[White "Vargas, Victor Da Silva"]
[Black "Spina, Deris Eduardo"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1684"]
[BlackElo "1823"]
[Annotator "Chessbase"]
[PlyCount "110"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 b6 ({RR} 4... a5 5. Nc3 d4 6. Na4 e5 7. Nf3 Nc6 8. O-O Be7 9. e3 O-O 10. exd4 exd4 11. d3 Bf5 12. a3 Re8 13. Re1 Bf8 14. Rxe8 Qxe8 15. Ra2 Qd7 16. Re2 Re8 17. Rxe8 Qxe8 18. Bb2 Qd7 19. Qe2 {½-½ Rotstein,A (2544)-Tregubov,P (2612) FRA-chT Gp-A 2003 (5.4)}) 5. Bb2 Bb7 6. e3 ({RR} 6. Nf3 Bd6 7. O-O O-O 8. d3 Nbd7 9. Nbd2 c5 10. Re1 d4 11. e4 dxe3 12. fxe3 e5 13. Ng5 Bxg2 14. Kxg2 h6 15. Nge4 Be7 16. Qf3 Qc7 17. Nxf6+ Nxf6 18. Ne4 Nxe4 19. Qxe4 Rad8 20. Bxe5 Qd7 {1-0 Iglesias Ferreira,A (2298)-Martic,I (2257) Titled Tue 6th Aug Early 2024 (9)}) 6... Nc6 $146 ({RR} 6... Nbd7 7. Ne2 Be7 8. O-O O-O 9. Na3 c5 10. d4 Ne4 11. Qd3 Ndf6 12. Nb5 a6 13. Nbc3 Nxc3 14. Nxc3 Qc7 15. Rac1 Rad8 16. Ne2 Bd6 17. dxc5 bxc5 18. Bxf6 gxf6 19. Rfd1 dxc4 20. Qxc4 Bxg2 21. Kxg2 {1-0 Iafrancesco,E-Vanegas Barbosa,J (1594) Bogota Mayores Distrital op 06 2011 (5)}) ({RR} 6... Be7 7. Ne2 O-O 8. O-O Nbd7 9. d3 c5 10. Nd2 Qc7 11. f4 Rad8 12. Qc2 Qb8 13. e4 d4 14. h3 Ne8 15. f5 exf5 16. Rxf5 Nd6 17. Rf2 Ne5 18. Raf1 Bc8 19. g4 Bg5 20. Nf4 Ng6 21. Nxg6 {0-1 Koelsch,M (2054)-Trella,T (2234) GER-ch internet U25 qual 04 blitz 2007 (6)}) 7. Ne2 Be7 8. Nbc3 O-O 9. O-O dxc4 10. bxc4 Na5 11. Bxb7 Nxb7 12. Nf4 c6 13. h4 Na5 14. d3 Qd7 15. Kg2 Rad8 16. Rc1 e5 17. Nh3 Qxd3 18. Qxd3 Rxd3 19. Nb1 e4 20. Nf4 Rd7 21. h5 h6 22. Kh3 Rfd8 23. g4 Nh7 24. Ng2 Ng5+ 25. Kg3 Nb7 26. Nh4 Nc5 27. Ba1 Nd3 28. Rc2 Ne5 29. Bxe5 Rd1 30. Rxd1 Rxd1 31. Nc3 Rg1+ 32. Kf4 Ne6+ 33. Kf5 Bxh4 34. Nxe4 Rf1 35. Ng3 Rd1 36. Ne4 Nf8 37. Bg3 Be7 38. g5 hxg5 39. Nxg5 Rh1 40. Kg4 Bxg5 41. Kxg5 Nh7+ 42. Kf4 Rxh5 43. Kg4 Nf6+ 44. Kf3 Rf5+ 45. Ke2 Ne4 46. Kd3 Nxg3 47. fxg3 Rf3 48. Rg2 g5 49. g4 Rf1 50. Kd4 f6 51. c5 Rd1+ 52. Ke4 b5 53. Rf2 Kf7 54. Rc2 a5 55. a3 Rd7 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "19"]
[White "Schiavo, Marcelo Da Silva"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2059"]
[BlackElo "1919"]
[Annotator "Chessbase"]
[PlyCount "103"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d5 6. cxd5 Nxd5 7. O-O c6 8. Qc2 Na6 ({RR} 8... Nb6 9. d4 N8d7 10. Bf4 h6 11. e4 g5 12. Be3 Nc4 13. Bc1 e5 14. d5 cxd5 15. Nxd5 Ncb6 16. Rd1 Nxd5 17. Rxd5 Qe8 18. Be3 Nb6 19. Rc5 Be6 20. Rc1 Rc8 21. Bf1 Qe7 22. a4 Qf6 23. Nd2 {1-0 Kuzubov,Y (2642)-Fernandez Guillen,E (2411) Titled Tuesday intern op 16th Mar blitz 2021 (7)}) ({RR} 8... a5 9. d3 Bg4 10. Bd2 Na6 11. a3 Nxc3 12. bxc3 Nc5 13. a4 Ra6 14. Rab1 Rb6 15. Rxb6 Qxb6 16. Rb1 Qc7 17. Be3 Bxf3 18. Bxf3 Ne6 19. Qb3 Rb8 20. Ba7 Ra8 21. Qxb7 Rxa7 22. Qxc7 Rxc7 23. d4 {0-1 Kurtz,E (2042)-Tikhonov,V (2160) Titled Tue 16th Apr Late 2024 (11)}) 9. a3 Bg4 10. h3 Bd7 $146 ({RR} 10... Bxf3 11. Bxf3 Qd7 12. Kh2 Nac7 13. d3 Ne6 14. e3 Be5 15. d4 Bc7 16. Bd2 h5 17. Ne4 h4 18. Rg1 Kg7 19. Nc5 Nxc5 20. Qxc5 Rh8 21. Kg2 hxg3 22. fxg3 Qxh3+ 23. Kf2 Bd6 24. Qc4 Nb6 25. Qd3 {0-1 Zinkl,W (2042)-Sippenauer,F (2085) Oberpfalz-ch M1 2003 (4)}) ({RR} 10... Bxf3 11. Bxf3 Nxc3 12. dxc3 Qd7 13. Bg2 Rad8 14. Be3 b6 15. Rfd1 Qc8 16. Qe4 Rxd1+ 17. Rxd1 Rd8 18. Rxd8+ Qxd8 19. Qxc6 Qc7 20. Qe8+ Bf8 21. Bf4 e5 22. Bxe5 Qe7 23. Qxe7 Bxe7 24. g4 f5 25. b4 {1-0 Schnitzspan,L (2330)-Lotz,R Darmstadt Weber Memorial op 1995}) 11. d3 Rc8 12. Bd2 Nc5 13. Rab1 e5 14. b4 Ne6 15. e3 f5 16. Qb3 Ndc7 17. Ne2 Be8 18. Rfd1 Bf7 19. Qc2 Nd5 20. d4 e4 21. Ne5 Ng5 22. h4 Ne6 23. Bc1 Be8 24. Qb3 g5 25. hxg5 Qxg5 26. Nf4 Nexf4 27. exf4 Qh5 28. f3 Kh8 29. Kf2 e3+ 30. Bxe3 Qh6 31. Rh1 Qe6 32. Qd3 h6 33. Rbe1 Kg8 34. Bc1 Qd6 35. Bb2 Rc7 36. Bh3 Qf6 37. Qb1 Bf7 38. Bxf5 Be8 39. Bh7+ Kh8 40. Be4 Bf7 41. Rh4 Re8 42. Reh1 Qe6 43. f5 Qd6 44. Qc1 h5 45. g4 b6 46. g5 Rxe5 47. dxe5 Bxe5 48. g6 Nf6 49. gxf7 Bg3+ 50. Ke2 Rxf7 51. Qh6+ Kg8 52. Rg1 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "De Souza, Marcus Vinicius Nor"]
[Black "Correa, Leonardo D`avila"]
[Result "1/2-1/2"]
[ECO "A16"]
[BlackElo "1677"]
[Annotator "Chessbase"]
[PlyCount "82"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. bxc3 O-O 8. O-O Bf5 ({RR} 8... Nc6 9. Qc2 b6 10. Bb2 Bb7 11. c4 Bxb2 12. Qxb2 Na5 13. c5 Qd5 14. Rac1 bxc5 15. Qc3 c4 16. Rb1 Rad8 17. Rb2 Ba8 18. e4 Qh5 19. g4 Qxg4 20. Qxa5 Bxe4 21. h3 Qe6 22. Re1 Rd5 23. Rb5 {½-½ Malakhov,V (2690)-Ni,H (2607) CHN-RUS Summit Men 3rd 2006 (7)}) 9. Bb2 ({RR} 9. d4 c5 10. Re1 Nc6 11. e4 Bg4 12. Be3 cxd4 13. cxd4 Bxf3 14. Bxf3 Nxd4 15. Bxd4 Qxd4 16. Qxd4 Bxd4 17. Rab1 Rab8 18. Red1 Bf6 19. Rd7 b5 20. Rxa7 Rfc8 21. Ra5 b4 22. e5 Bg7 23. Bg2 Rc2 {1-0 Vaidya,R (1667)-Shchepinova,P (1682) BCF-chT1 U18 1920 (4NCL) online 2020 (2.38)}) 9... Nc6 10. d3 $146 ({RR} 10. Re1 Qd7 11. e4 Bh3 12. d4 Bxg2 13. Kxg2 Rad8 14. Qc2 e6 15. Rad1 Rfe8 16. Nd2 Qe7 17. f4 Qd7 18. Nb3 b6 19. a3 Ne7 20. Nc1 Qc6 21. c4 Rd7 22. Re2 Red8 23. d5 exd5 24. exd5 Qd6 {1-0 Girard,C-Matsumoto,R Pan American-ch U14 1999 (7)}) 10... Qd7 11. Re1 Rfd8 12. Qc2 Rab8 13. c4 e5 14. Bc3 e4 15. dxe4 Bxe4 16. Qb2 Bxc3 17. Qxc3 Bxf3 18. Bxf3 Qd2 19. Qa3 Qb4 20. Qb3 Rd2 21. Rad1 Qxb3 22. axb3 Rxd1 23. Rxd1 Rd8 24. Ra1 Nd4 25. Rxa7 Nxf3+ 26. exf3 Rb8 27. f4 Kf8 28. Kf1 Ke7 29. Ke2 Kd6 30. Kd3 Rd8 31. Kc3 Kc6 32. Ra2 Re8 33. Rd2 b6 34. h4 h5 35. Kb4 Re1 36. Rd8 Re2 37. Rf8 Rxf2 38. Rxf7 Rd2 39. Re7 Rd3 40. Re6+ Rd6 41. Re5 Rf6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "14"]
[White "Aranha Filho, Alvaro Z."]
[Black "Chaves, Jorge Antonio Torres"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2196"]
[BlackElo "1924"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ c6 6. Nxd5 Qxd5 7. e4 Qd8 8. d4 Bg7 9. Be2 O-O 10. O-O Bg4 11. Be3 Nd7 12. Rfd1 Nb6 13. Qb3 ({RR} 13. Qc2 f5 14. Qb3+ Kh8 15. exf5 Rxf5 16. h3 Bxf3 17. Bxf3 Rxf3 18. gxf3 Qd7 19. Kg2 Rf8 20. Qc2 Nd5 21. Qe4 Rf5 22. Qh4 Bf6 23. Qe4 Rh5 24. Rh1 Rh4 25. Qc2 Bxd4 26. Rae1 Bf6 27. Bc1 Kg7 {1-0 Karpov,A (2668)-Vachier Lagrave,M (2579) Cap d'Agde-B rapid 2006 (6)}) 13... Qc7 $146 ({RR} 13... Qd6 14. a4 Be6 15. Qc2 f5 16. Ng5 fxe4 17. Nxe4 Bf5 18. Bd3 Bxe4 19. Bxe4 Nd5 20. Qb3 Rab8 21. Bg5 e6 22. Bh4 Nf4 23. Qc4 Kh8 24. Bg3 Rbd8 25. Rd2 Bxd4 26. Rad1 e5 27. b4 Qf6 28. Bf3 {0-1 Hauchard,A (2425)-Lutz,C (2445) Bad Wildbad 1990 (5)}) ({RR} 13... e6 14. a4 Qe7 15. a5 Nc8 16. Bg5 Qc7 17. a6 bxa6 18. Rxa6 Rb8 19. Qc2 Qb7 20. Ra2 Qb3 21. Qb1 Bxf3 22. Bxf3 Qb5 23. Bf4 e5 24. dxe5 Bxe5 25. Be2 Qxe2 26. Bxe5 Rb5 27. Bf6 a5 28. b3 {1-0 Kraus,T (2468)-Delgerdalai,B (1876) Stare Mesto op 2021 (1)}) 14. Rac1 Rad8 15. h3 Bd7 16. a4 h6 17. Qa3 f5 18. a5 Nc8 19. Bc4+ Kh7 20. e5 f4 21. Bd2 Bf5 22. Re1 g5 23. Bb4 Bg6 24. d5 Qb8 25. Bxe7 Nxe7 26. Qxe7 cxd5 27. Bb5 Rf7 28. Qa3 Bf8 29. b4 d4 30. Bd3 Rg7 31. e6 Be7 32. Ne5 Bxd3 33. Qxd3+ Kg8 34. Nf7 h5 35. Nxd8 Qxd8 36. Rc4 Qf8 37. Qxd4 g4 38. Rec1 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "58"]
[White "De Abreu, Luiza Reis Rodrigues"]
[Black "Motta, Vinicius Araujo Dias B."]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1591"]
[BlackElo "1736"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. g3 Bb4 4. Bg2 Bxc3 5. bxc3 O-O 6. Nf3 d5 7. cxd5 exd5 8. O-O Be6 $146 ({RR} 8... Re8 9. Rb1 c6 10. h3 Nbd7 11. d3 h6 12. Qc2 Ne5 13. Nxe5 Rxe5 14. Re1 Qc7 15. Bf4 Qe7 16. Bxe5 Qxe5 17. c4 Qh5 18. cxd5 Bxh3 19. dxc6 Bxg2 20. Kxg2 Ng4 21. Rh1 Qd5+ 22. e4 Qd4 23. cxb7 {1-0 Montero,A-Nicosia,M (1363) General Pico op 08 2021 (3)}) 9. Nd4 c6 10. Nxe6 fxe6 11. d4 Nbd7 12. Ba3 Re8 13. Rb1 b5 14. Bd6 e5 15. a4 a6 16. axb5 axb5 17. Bb4 e4 18. h3 Nb6 19. Qc2 Nc4 20. Ra1 e3 21. Rxa8 Qxa8 22. Bf3 exf2+ 23. Rxf2 Ne3 24. Qc1 Qa4 25. Bd6 Qb3 26. Be5 Qd1+ 27. Rf1 Qxf1+ 28. Qxf1 Nxf1 29. Kxf1 Ne4 30. Bxe4 dxe4 31. Ke1 Ra8 32. Kd2 Ra2+ 33. Kd1 Kf7 34. Bf4 Ke6 35. Ke1 Kd5 36. Kd1 Kc4 37. Bd2 Kb3 38. Ke1 Kc2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "De Oliveira, Yuri Garcia"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1964"]
[BlackElo "1729"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 f5 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 Nf6 6. O-O O-O 7. d3 e5 8. Rb1 c6 9. e4 ({RR} 9. c5 Re8 10. cxd6 Qxd6 11. b4 Nd5 12. Bd2 e4 13. Nxd5 exf3 14. Bxf3 cxd5 15. b5 Be6 16. Qa4 Nd7 17. Rfc1 Bf7 18. Bb4 Qe6 19. Rc7 Ne5 20. Bg2 Ng4 21. Bf3 Qb6 {0-1 Heberla,B (2561)-Bortnyk,O (2533) EU-ch blitz Wroclaw 2014 (4)}) ({RR} 9. Qc2 a6 10. b4 h6 11. a4 Be6 12. c5 Nd5 13. Bd2 Re8 14. e4 Nf6 15. cxd6 Qxd6 16. d4 Nxe4 17. dxe5 Bxe5 18. Nxe4 fxe4 19. Qxe4 Bd5 20. Qh4 Bxf3 21. Bxf3 Qxd2 22. Rbd1 Qg5 23. Qc4+ Kg7 {1-0 Balaji,A (2346)-Khakhinov,I (2236) Titled Tue 6th Feb Early 2024 (5)}) 9... f4 10. c5 $146 ({RR} 10. d4 fxg3 11. hxg3 Qe7 12. d5 Bg4 13. Qd3 Nbd7 14. Nh2 Nc5 15. Qc2 a5 16. a3 a4 17. Bg5 Bd7 18. Be3 cxd5 19. cxd5 Nb3 20. Rbd1 Rac8 21. Qe2 Rf7 22. Bf3 h5 23. Bg2 h4 24. Bf3 hxg3 {½-½ Swijsen,L (2168)-Beukema,S (2268) BEL-ch U20 Blankenberge 2013 (6)}) ({RR} 10. Qb3 Kh8 11. c5 Nh5 12. cxd6 Qxd6 13. Ne2 fxg3 14. fxg3 b6 15. Ng5 Rxf1+ 16. Bxf1 Qf8 17. Nf7+ Kg8 18. Nxe5+ Kh8 19. Nf7+ Kg8 20. Nd6+ Kh8 21. Nxc8 Qxc8 22. Nf4 Nxf4 23. Bxf4 Nd7 24. Bg2 Nc5 {0-1 Lauterbach,I (2032)-Rahulan,T (1760) ENG-ch (Women) 2017 (4)}) 10... fxg3 11. fxg3 dxc5 12. Be3 Qe7 13. h3 b6 14. a3 h6 15. b4 cxb4 16. axb4 Na6 17. d4 exd4 18. Nxd4 c5 19. Nc6 Qc7 20. e5 Bb7 21. exf6 Bxf6 22. Nd5 Qxg3 23. Rxf6 Rxf6 24. Nxf6+ Kg7 25. Qd7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "32"]
[White "De Souza, Roberto Fabelino"]
[Black "Rodrigues, Nei Jorge"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1831"]
[BlackElo "1933"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Qc2 O-O 5. Bg2 Nc6 6. e3 Re8 ({RR} 6... Bxc3 7. bxc3 d6 8. Ne2 Na5 9. Qa4 c5 10. d3 e4 11. dxe4 Re8 12. f3 Be6 13. Kf2 Bxc4 14. Rd1 b5 15. Qc2 Qc7 16. Nf4 Re5 17. h4 Rd8 18. Rb1 a6 19. a4 h6 20. axb5 axb5 21. Bf1 {0-1 Ljubojevic,L (2571)-Karpov,A (2623) Platja d'Aro Legends blitz 2018 (6)}) ({RR} 6... d6 7. Nge2 a5 8. a3 Bc5 9. O-O Bb6 10. Rb1 Be6 11. d3 d5 12. cxd5 Nxd5 13. b3 Qd7 14. Bb2 Rad8 15. Rfd1 Rfe8 16. Rbc1 f6 17. Na4 Qf7 18. Nc5 Bxc5 19. Qxc5 Nb6 20. Bxc6 bxc6 21. Qxc6 {0-1 Grutter,T (2315)-Oro,F (2353) Titled Tue 7th May Early 2024 (2)}) 7. Nge2 a6 8. O-O Bf8 $146 ({RR} 8... Bc5 9. Rd1 Ba7 10. d4 d6 11. b3 Bd7 12. Bb2 Qc8 13. Rac1 Bf5 14. Qd2 Nb4 15. Ne4 Bxe4 16. Qxb4 Bxg2 17. Kxg2 h5 18. dxe5 dxe5 19. h4 Qg4 20. f3 Qc8 21. e4 Be3 22. Rc2 a5 23. Qe1 {1-0 Redzisz,M (2219)-Maiorov,N (2446) Titled Tuesday intern op 28th Sept blitz 2021 (7)}) 9. a3 d6 10. b4 Be6 11. d3 g6 12. Bd2 Qd7 13. Rfb1 Nd8 14. b5 a5 15. Na4 Bh3 16. Nc1 Bxg2 17. Kxg2 b6 18. e4 Ne6 19. Ne2 h5 20. h3 Kh7 21. Nac3 Ng8 22. Nd5 f5 23. exf5 gxf5 24. f4 Nd4 25. Nxd4 exd4 26. Re1 Bg7 27. Qd1 Kg6 28. Qf3 Nf6 29. Nxf6 Bxf6 30. Rxe8 Rxe8 31. Re1 Rxe1 32. Bxe1 d5 33. Qxd5 Qxd5+ 34. cxd5 Be7 35. a4 Kf7 36. Kf3 Bf6 37. g4 hxg4+ 38. hxg4 Kg6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "42"]
[White "Dos Santos, Gilvan Nobrega"]
[Black "Silva, Clara De Oliveira"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1898"]
[Annotator "Chessbase"]
[PlyCount "88"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. g3 Be6 ({RR} 4... g6 5. Bg2 c5 6. O-O Bg7 7. a3 a5 8. d3 h6 9. Ne1 Nc6 10. Nc2 O-O 11. Rb1 a4 12. Ne1 Qa5 13. Bd2 Nd4 14. b4 axb3 15. e3 Nc6 16. Rxb3 Qd8 17. Qb1 Ra6 18. Nd5 Nxd5 19. Bxd5 {1-0 Flores,D (2560)-Bolado Saez,S (2366) ESP-chT CECLUB Norte Div 1 2007 (2)}) 5. d3 ({RR} 5. d4 Nbd7 6. d5 Bf5 7. Nh4 Bg4 8. h3 Bh5 9. Bg2 h6 10. Qc2 g5 11. Nf5 Bg6 12. e4 Bxf5 13. exf5 Be7 14. Bd2 a5 15. O-O-O Nc5 16. Kb1 Qd7 17. Bc1 O-O-O 18. g4 Rdg8 19. Be3 h5 {1-0 Fedorowicz,J (2372)-Shangin,L (1994) 1000GM NY Spring Schev 2024 (8.4)}) 5... Be7 6. Bg2 O-O 7. Ng5 $146 ({RR} 7. O-O c6 8. Rb1 Qc7 9. b4 d5 10. cxd5 Nxd5 11. Nxd5 cxd5 12. Bd2 Nd7 13. Rc1 Qb6 14. a3 f5 15. Ng5 Bxg5 16. Bxg5 h6 17. Bd2 Nf6 18. Rc3 Rad8 19. Qc1 e4 20. Bf4 Rc8 21. Be5 Rxc3 {½-½ Zefferer,R (2095)-Kapfer,R Baden-ch HT2 2002 (3)}) ({RR} 7. O-O Qd7 8. b4 a6 9. a4 Nc6 10. Rb1 Rab8 11. b5 axb5 12. axb5 Nd4 13. Nxd4 exd4 14. Ne4 Bh3 15. Bxh3 Qxh3 16. Ng5 Qf5 17. Kg2 Nd5 18. Ne4 Nb6 19. Nd2 Nd7 20. Nf3 Qc5 21. Bb2 Bf6 {1-0 Edel,I-Mueller,A Deidesheim op4 2000}) 7... c6 8. O-O h6 9. Nxe6 fxe6 10. Bh3 Qd7 11. Qb3 Kh8 12. Bd2 d5 13. cxd5 cxd5 14. Rfd1 b6 15. e4 Qc6 16. Rac1 Bc5 17. Na4 Nbd7 18. Nxc5 Nxc5 19. Qa3 dxe4 20. b4 Qa4 21. Qxa4 Nxa4 22. dxe4 Nxe4 23. Bg2 Nxf2 24. Rf1 Rad8 25. Be3 Nd3 26. Rxf8+ Rxf8 27. Rc7 Ne1 28. Be4 Nf3+ 29. Kg2 Nd4 30. Rxa7 Nc3 31. Bg6 b5 32. a3 Nf5 33. Bf2 Nd1 34. Bc5 Nfe3+ 35. Bxe3 Nxe3+ 36. Kh3 Nc4 37. a4 bxa4 38. Rxa4 Nb6 39. Ra6 Rb8 40. Ra7 Nd5 41. b5 Nb6 42. Re7 Nd5 43. Rxe6 Nc7 44. Rxe5 Nxb5 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "52"]
[White "De Souza, Marcus Vinicius Nora"]
[Black "De Almeida, Roberto A. Ferreira"]
[Result "0-1"]
[ECO "A22"]
[BlackElo "1775"]
[Annotator "Chessbase"]
[PlyCount "82"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e5 2. d3 Nf6 3. Nc3 c6 4. Nf3 Bb4 ({RR} 4... Bd6 5. g4 Bc7 6. g5 Nh5 7. e3 d6 8. Be2 g6 9. Rg1 Be6 10. d4 O-O 11. d5 Bf5 12. Nh4 Ng7 13. Nxf5 Nxf5 14. Ne4 Ba5+ 15. Kf1 Kg7 16. Bg4 Qc7 17. Bxf5 gxf5 18. Nf6 Rh8 19. Qh5 {1-0 Gabrielian,A (2448)-Leiva Rodriguez,J (2391) Titled Tuesday intern op 09th Feb blitz 2021 (3)}) ({RR} 4... d6 5. g3 Be6 6. Bg2 h6 7. O-O Be7 8. Rb1 Nbd7 9. a3 d5 10. cxd5 Nxd5 11. Bd2 O-O 12. b4 f6 13. Nh4 N7b6 14. Ng6 Re8 15. Nxe7+ Qxe7 16. Ne4 Nd7 17. Qc1 Bf7 18. Nc3 Nxc3 19. Qxc3 {0-1 Cortese,L (1582)-Budai,L (1847) 28th HIT Open 2024 (1.40)}) 5. Qc2 $146 ({RR} 5. a3 Bxc3+ 6. bxc3 d5 7. cxd5 cxd5 8. c4 dxc4 9. dxc4 Nc6 10. Bd2 Bg4 11. h3 Bxf3 12. exf3 O-O 13. Be2 Nd4 14. O-O Nxe2+ 15. Qxe2 Re8 16. Be3 e4 17. fxe4 Rxe4 18. Rad1 Qe7 19. c5 Rc8 {1-0 Meister,H (1176)-Klees,R (1169) GER-ch Net Amateur Gr-C Vor2 blitz 2020 (7)}) ({RR} 5. Bd2 d5 6. Nxe5 O-O 7. a3 Bc5 8. b4 Bd4 9. Nf3 Bxf2+ 10. Kxf2 d4 11. Nb1 Bg4 12. h3 Bf5 13. e4 dxe3+ 14. Bxe3 Re8 15. Qd2 Qd6 16. Bf4 Qd7 17. Nc3 Qe7 18. Re1 Qd7 19. Rxe8+ Qxe8 {1-0 Pintos,S (1571)-Posse,J Rio Negro Litoral op 2022 (4)}) ({RR} 5. Bd2 d6 6. a3 Bxc3 7. Bxc3 Bg4 8. e4 O-O 9. Be2 Nbd7 10. O-O c5 11. b4 a6 12. h3 Bh5 13. Bd2 h6 14. Nh4 Bg6 15. Nxg6 fxg6 16. f4 b5 17. Qb3 Kh8 18. Rf3 Nh5 19. Raf1 exf4 {0-1 Berg,G (1657)-Oberbacher,M (1301) Berlin Lichtenberger op 8th 2009 (5)}) 5... d6 6. g3 O-O 7. Bg2 d5 8. O-O d4 9. Ne4 Nxe4 10. dxe4 Qe7 11. a3 Bd6 12. b4 c5 13. Bd2 b6 14. b5 Bg4 15. a4 Nd7 16. a5 Bc7 17. Ra2 f6 18. Rfa1 Be6 19. Ne1 bxa5 20. Bxa5 Bxa5 21. Rxa5 Nb6 22. Ra6 Nxc4 23. Qa2 Nb6 24. Qa3 Rfc8 25. Nd3 Kf8 26. Rxa7 Rxa7 27. Qxa7 Qxa7 28. Rxa7 c4 29. Nc1 Rc5 30. Ra5 Bd7 31. Kf1 Rxb5 32. Rxb5 Bxb5 33. Bh3 Ke7 34. Ke1 Na4 35. f3 Nc5 36. Bf1 Nb3 37. Na2 c3 38. Nb4 Kd6 39. Nc2 Kc5 40. Kd1 Ba4 41. Ke1 Nd2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "28"]
[White "Borensztajn, David"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1729"]
[BlackElo "2040"]
[Annotator "Chessbase"]
[PlyCount "34"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. d3 d5 ({RR} 5... Bxc3+ 6. bxc3 c6 7. e4 d5 8. cxd5 cxd5 9. exd5 Nxd5 10. Ne2 Nc6 11. O-O Re8 12. Bb2 Bf5 13. Qd2 e4 14. c4 e3 15. Qe1 Nb6 16. Qc3 Ne5 17. f4 Na4 18. Qa3 Nxd3 19. Bd4 Nb6 20. c5 {1-0 Rogers,I (2569)-Acs,P (2623) Corus-B Wijk aan Zee 2003 (3)}) 6. cxd5 Nxd5 7. Qc2 $146 ({RR} 7. Bd2 Nf6 8. Nf3 Nc6 9. O-O Nd7 10. a3 Be7 11. Rc1 Nb6 12. Re1 Be6 13. Rb1 f6 14. Qc1 Bf7 15. Be3 Nd5 16. Bd2 a6 17. Nxd5 Bxd5 18. Bc3 e4 19. dxe4 Bxe4 20. Ra1 Bc5 21. Rd1 Qe7 {0-1 Burisch,C-Hess,D GER-chT U13 Germany 1993}) ({RR} 7. Bd2 Be6 8. a3 Bxc3 9. bxc3 Nd7 10. c4 N5b6 11. Bxb7 Rb8 12. Bg2 Nc5 13. Bb4 Nba4 14. Nf3 f6 15. O-O c6 16. Rb1 a5 17. Bxc5 Nxc5 18. Rxb8 Qxb8 19. Qb1 Qc7 20. Qc2 Rb8 21. Rb1 Rb7 {0-1 Thake,C (1848)-Ramsdal,J (2369) Titled Tue 14th May Late 2024 (4)}) ({RR} 7. Bd2 Be6 8. Nf3 Nc6 9. O-O Bc5 10. a3 a5 11. Rc1 Nxc3 12. Bxc3 Bd6 13. Qa4 Qd7 14. Qc2 Bh3 15. Rfd1 Bxg2 16. Kxg2 Qf5 17. Qb3 Rfb8 18. Qb5 Ra6 19. e4 Qe6 20. Re1 Rb6 21. Qd5 Rb5 {1-0 Jereb,M (1665)-Gabriel,A Stuttgart-chB 2003}) ({RR} 7. Bd2 Bxc3 8. bxc3 {½-½ Tilak,S (2385)-Shetty,R (2390) IND-ch Kasaragod 1996 (11)}) 7... Nc6 8. Nf3 Bg4 9. O-O Bxf3 10. Bxf3 Nd4 11. Qd2 Nxf3+ 12. exf3 Qd7 13. a3 Ba5 14. b4 Bb6 15. Kg2 Rad8 16. Rd1 Nxc3 17. Qxc3 Bd4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "6"]
[White "Santana, Leandro Aurelio Da S"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1845"]
[BlackElo "2365"]
[Annotator "Chessbase"]
[PlyCount "40"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 b6 3. c4 Bb7 4. Nc3 Nf6 5. d3 d6 6. g3 g6 7. Bg2 Bg7 8. O-O O-O 9. Bf4 ({RR} 9. h3 Nbd7 10. Be3 Rc8 11. Nh4 Bc6 12. f4 a6 13. a4 Ne8 14. g4 Nc7 15. f5 b5 16. axb5 axb5 17. g5 b4 18. Nd5 Bxd5 19. exd5 Bxb2 20. Rb1 Bc3 21. Be4 Kg7 22. Ng2 Ra8 23. h4 Ra2 {1-0 Wei,Y (2736)-Praggnanandhaa,R (2536) chess.com Speed U20 blitz 2019 (1.3)}) 9... h6 $146 ({RR} 9... Nc6 10. Qd2 e6 11. Bh6 a6 12. Bxg7 Kxg7 13. Rad1 b5 14. cxb5 axb5 15. Nxb5 Rxa2 16. Nc3 Ra8 17. d4 e5 18. dxc5 dxc5 19. Qe3 Nd4 20. Nxe5 Qe7 21. f4 Ba6 22. Rf2 Rab8 23. h3 Rb3 24. Ng4 {1-0 Ivan,Z (2231)-Papagorasz,T (2296) HUN-chT2 Asztalos 0506 2005 (5)}) ({RR} 9... Nc6 10. Qd2 e5 11. Bg5 Nd4 12. Nxd4 cxd4 13. Ne2 Qc7 14. f4 Ng4 15. f5 f6 16. h3 fxg5 17. hxg4 Qe7 18. b4 gxf5 19. gxf5 g4 20. Kf2 Bf6 21. Qh6 Bg5 22. Qh5 Be3+ 23. Ke1 Qg7 24. Rh1 {0-1 Raahul,V (2371)-Iannacone,E (2375) Titled Tuesday intern op 14th Jun Early blitz 2022 (7)}) ({RR} 9... Nc6 10. Qd2 Nd7 11. Bh6 Nde5 12. Bxg7 Nxf3+ 13. Bxf3 Kxg7 14. Bg2 Nd4 15. Rae1 a6 16. Ne2 Nxe2+ 17. Rxe2 b5 18. Re3 e5 19. f4 b4 20. f5 f6 21. h4 g5 22. hxg5 fxg5 23. Bf3 Bc6 24. Bh5 {½-½ Sellos,D (2420)-Hauchard,A (2490) FRA-chT France 1994 (3)}) ({RR} 9... Nbd7 10. Qd2 Nh5 11. Bh6 Ndf6 12. h3 Qd7 13. Bg5 Kh8 14. g4 Nxg4 15. hxg4 Qxg4 16. Nh2 Qe6 17. Bh6 Qd7 18. Bxg7+ Kxg7 19. f4 f5 20. Rae1 fxe4 21. Bxe4 Bxe4 22. dxe4 Rf7 23. e5 Qh3 24. Rf3 {1-0 Borigas,E (1873)-Lau,J (1570) HKG-ch prel Hong Kong 2015 (2)}) 10. Re1 Nc6 11. e5 Nh5 12. exd6 Nxf4 13. dxe7 Nxe7 14. gxf4 Nf5 15. Qd2 Qc7 16. Re2 Rad8 17. Rae1 Qd7 18. Ne5 Bxe5 19. Bxb7 Bxc3 20. Qxc3 Qxb7 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "15"]
[White "Nascimento, Nicolas Daniel Trindade"]
[Black "Costa, Carlos Evanir"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1928"]
[BlackElo "2190"]
[Annotator "Chessbase"]
[PlyCount "67"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 b6 5. Bg2 Bb7 6. c4 c5 7. O-O O-O 8. e3 Nc6 9. d4 cxd4 10. Nxd4 Qc8 11. Nc3 Nxd4 12. exd4 $146 ({RR} 12. Qxd4 Bxg2 13. Kxg2 Qb7+ 14. f3 d6 15. e4 a6 16. Nd5 b5 17. Rac1 Rfc8 18. Qb6 Qd7 19. Nxf6+ Bxf6 20. Bxf6 exf6 21. Rfd1 Rc6 22. Qd4 Qe6 23. cxb5 Rxc1 24. Rxc1 axb5 25. Rc2 f5 26. exf5 Qxf5 {½-½ Shaposhnikov,E (2557)-Romanov,E (2644) PRO League Eastern rapid 2017 (4)}) 12... Bxg2 13. Kxg2 d5 14. Qe2 Qd7 15. Nd1 Rfd8 16. Ne3 e6 17. Rac1 dxc4 18. bxc4 Ne8 19. d5 Nc7 20. Bxg7 Kxg7 21. Qb2+ f6 22. Rcd1 exd5 23. cxd5 Rac8 24. Rd4 Ne6 25. Re4 Nc5 26. Rf4 Qd6 27. Rd1 Qe5 28. Qa3 Rc7 29. Ng4 Qe2 30. Qc3 Rf7 31. Rxf6 Ne4 32. Rxf7+ Kxf7 33. Qc7+ Ke8 34. Qe5+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "11"]
[White "Dias, Matheus Braga"]
[Black "Aranha Filho, Alvaro Z."]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1953"]
[BlackElo "2196"]
[Annotator "Chessbase"]
[PlyCount "97"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. c4 Nf6 5. Nc3 e6 6. O-O Be7 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 Qc8 10. b3 d5 11. Qd3 dxc4 12. Qxc4 Qxc4 13. bxc4 O-O 14. Bf4 $146 ({RR} 14. Ncb5 Rc8 15. Ba3 Bxa3 16. Nxa3 Nbd7 17. Rac1 a6 18. Rc2 Rc7 19. Rfc1 Rac8 20. Nb3 Kf8 21. f3 Ke7 22. Kf2 Ne8 23. e4 Ne5 24. Ke3 Rd8 25. Nd4 Nd7 26. Nb3 Rdc8 27. Nb1 Nd6 28. N3d2 Ne5 {0-1 Dietzen,C (1852)-Beltz,F (1972) GER-chT U20 Girls 2004 (6.1)}) ({RR} 14. Ncb5 a6 15. Na3 Rc8 16. Ndc2 Nbd7 17. Rb1 Kf8 18. Ne3 Ke8 19. Nac2 Ne4 20. Re1 Nd6 21. Na3 Rc6 22. Bb2 Bf8 23. Rec1 Rac8 24. Rc2 Nb7 25. Rbc1 Bc5 26. Kf3 Nd6 27. h3 f6 28. h4 Bxa3 {0-1 Marutkins,O (2128)-Putka,V (2345) EU-ch rapid Wroclaw 2014 (10)}) ({RR} 14. Ncb5 Rc8 15. Ba3 Bxa3 16. Nxa3 Nc6 17. Nxc6 Rxc6 18. Rac1 Rc5 19. Kf3 Rac8 20. e4 Nd7 21. Rfd1 Ne5+ 22. Ke2 g5 23. Rd4 g4 24. Rcd1 Ra5 25. Rd8+ Rxd8 26. Rxd8+ Kg7 27. Nc2 Rxa2 28. Kd2 Nxc4+ {0-1 Williams,L-Jerosch,G Karl Mala Memorial op 01st 1997 (1)}) 14... Rc8 15. Rfc1 Nbd7 16. Nb1 Ne4 17. f3 Bf6 18. Be3 Nd6 19. Nd2 Ne5 20. Rab1 Nexc4 21. Nxc4 Nxc4 22. Bf2 Bxd4 23. Bxd4 Na3 24. Rxc8+ Rxc8 25. Rb3 Nc4 26. Kf2 f6 27. h4 Kf7 28. a4 Na5 29. Rc3 Rxc3 30. Bxc3 Nc6 31. e4 e5 32. Ke3 a6 33. f4 b5 34. axb5 axb5 35. f5 h5 36. Kd3 g6 37. fxg6+ Kxg6 38. Bd2 f5 39. Be3 Kf6 40. Bg5+ Ke6 41. Be3 fxe4+ 42. Kxe4 Nb4 43. Bc1 Nd5 44. Bb2 Nf6+ 45. Ke3 Kf5 46. Ba3 b4 47. Bc1 b3 48. Ke2 e4 49. Bb2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "8"]
[White "Ribeiro, Matheus Mendes Domingues"]
[Black "Nascimento, Nicolas Daniel Trindade"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2244"]
[BlackElo "1928"]
[Annotator "Chessbase"]
[PlyCount "67"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 Bd7 7. Bg2 Nxd4 ({RR} 7... Qc8 8. Nd5 Nxd5 9. cxd5 Nxd4 10. Qxd4 Bh3 11. Bxh3 Qxh3 12. Be3 f6 13. Rc1 h5 14. Kd2 Kf7 15. Rc7 Qg2 16. Rhc1 h4 17. g4 Kg8 18. f3 Rh7 19. Qe4 g5 20. Bg1 b6 21. Qf5 Rf7 22. Kd3 {1-0 Nielsen,P (2649)-Von Herman,U (2391) Bundesliga 1314 2013 (8.5)}) ({RR} 7... e6 8. O-O a6 9. b3 Rc8 10. Bb2 Be7 11. Nxc6 Bxc6 12. e4 h5 13. h3 Qa5 14. Re1 b5 15. Nd5 exd5 16. exd5 Bd7 17. Qe2 Qd8 18. Qe3 Kf8 19. Qd4 bxc4 20. bxc4 Rh6 21. Re3 Kg8 22. Rae1 {1-0 Rendle,T (2380)-Shapiro,V (2113) Titled Tue 16th Apr Early 2024 (8)}) 8. Qxd4 Bc6 9. O-O g6 10. c5 $146 ({RR} 10. Rd1 Bg7 11. c5 O-O 12. Bxc6 bxc6 13. cxd6 Nd5 14. dxe7 Qxe7 15. Nxd5 cxd5 16. Qe3 Qb4 17. Rb1 Rfe8 18. Qd3 Rac8 19. Be3 d4 20. Bd2 Qa4 21. a3 Qc2 22. Rdc1 Qxd3 23. exd3 f5 24. Kf1 Kf7 {1-0 Lamard,G (2279)-Le Pen,S (1892) FRA-ch U16 Saint Paul Trois Chateaux 2013 (2)}) 10... Bxg2 11. Kxg2 dxc5 12. Qxc5 Qc8 13. Qe5 Qc6+ 14. e4 Bg7 15. Nd5 Nxd5 16. Qxg7 Qf6 17. Qh6 Nc7 18. Bd2 Nb5 19. Rac1 Rd8 20. Rfd1 Nd4 21. Bf4 Qe6 22. f3 f6 23. Rc7 Kf7 24. Rxb7 Qa6 25. Rxd4 Qxb7 26. Rxd8 Rxd8 27. Qxh7+ Ke6 28. b3 Qb5 29. Qh3+ f5 30. Qh7 Qe8 31. exf5+ gxf5 32. Qh6+ Kd5 33. Qa6 Qd7 34. Qc4# 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Mattos, Bernardo Cunha"]
[Black "Chaves, Jorge Antonio Torre"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1719"]
[BlackElo "1924"]
[Annotator "Chessbase"]
[PlyCount "126"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 {Stohl,Igor} c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 ({RR} 5... b6 6. e4 ({RR} 6. Bg5 Bb7 7. Bxf6 gxf6 8. Nf5 Qb8) 6... Bb7 7. Bg5 ({RR} 7. Bf4 d6 8. Nf3 g6 9. Qd2 Bg7 10. Be2 Rc8 11. Bh6 O-O 12. Bxg7 Kxg7 13. b3 Nb4 ({RR} 13... Nb8) 14. Nd4 Na6 15. f3 Nc5 16. O-O a6 17. Rfd1 Ng8 18. Bf1 Ba8 19. Rac1 Qc7 20. b4 Nd7 21. a3) ({RR} 7. Be2 e6 8. Nc2 Qb8 9. O-O Be7 10. f4 d6 11. b3 O-O 12. Bb2) ({RR} 7. f3 Qb8 8. Be3 e6 9. Qd2 Be7 10. g4 O-O 11. O-O-O Rc8 12. g5 Ne8 13. Nxc6 Bxc6 14. Kb1 a6 15. h4 b5 16. h5 bxc4 17. g6 fxg6 18. hxg6 hxg6 19. Rg1 Bf6 20. Rxg6 Kf7 21. Rg2) 7... e6 ({RR} 7... Qb8 8. Nxc6 ({RR} 8. f4 h6 9. Bxf6 gxf6 10. g3 Nxd4 ({RR} 10... e6) 11. Qxd4 e5 12. Qd3 Bb4 13. O-O-O Bxc3 14. Qxd7+ Kf8 15. bxc3 Bxe4 16. Rg1 Qe8 17. Bg2 Bxg2 18. Rxg2 Qxd7 19. Rxd7 Kg7) ({RR} 8. Nf3 e6 9. Qd2 Be7 10. Be2 O-O 11. O-O Rd8 12. Bf4 d6 13. Qc2 Rd7 14. Rac1 Qd8 15. Rfd1 Rc8 16. Qb1 h6 17. h3 Nh7 18. b3 Nf8 19. Be3 Ng6 20. Nb5 Bf6 21. Bf1 Nge5 22. Nfd4 a6) 8... Bxc6 9. Qe2 h6 ({RR} 9... Qe5 10. f4 Qa5 11. O-O-O) 10. Bd2 e5 11. Nd5 Bxd5 12. cxd5 Bc5 13. O-O-O a5 14. Kb1 a4 15. Rc1 d6 16. Qb5+ Ke7 17. f3 Ne8 18. g3 Nc7 19. Qc6 Rc8 20. Bh3 Rd8 21. Rc4) 8. Nxc6 ({RR} 8. f4 h6 9. Bh4 Bb4 10. Nxc6 Bxc6 11. Bd3 Qc7 12. Qf3 Qb7 13. Bxf6 gxf6 14. f5 Bxc3+ 15. bxc3 e5 16. O-O Qc7 17. c5 bxc5 18. Bc4 Ke7 19. Rad1 Rad8 20. Qh5 Rh7 21. Qe2 d6 22. Rf3 Qb7) ({RR} 8. Ndb5 Qb8 9. Bxf6 gxf6 10. Qd2 a6 11. O-O-O Bc8 12. Nd6+ Bxd6 13. Qxd6 Qxd6 14. Rxd6 Ke7 15. Rd2 Rg8 16. g3 Rb8 17. f4 d6 18. Be2 Bb7 19. Rhd1 Rgd8 20. b3 Ba8 21. Kb2 Na7 22. a4 Nc6) 8... Bxc6 ({RR} 8... dxc6 9. Qf3 ({RR} 9. e5) 9... Bd6 10. Rd1 Qe7 11. Be2 Rd8 12. O-O h6 13. Bf4 e5 14. Be3 O-O 15. a3 Bc5 16. Bxc5 Qxc5 17. b4 Qe7 18. Qe3 Ba6) 9. Bd3 ({RR} 9. e5 h6 10. Bh4 g5 11. Bg3 Ne4 12. Nxe4 Bxe4 13. Qd2 f5) ({RR} 9. Qe2 h6 10. Bd2 d6) 9... h6 ({RR} 9... Qb8 10. Qe2 ({RR} 10. O-O Bb4 11. Re1 Qe5 12. Bd2 h5 13. Qf3 Ng4 14. Bf4 Qd4 15. Bf1 Bc5 16. Re2 f5 17. h3 O-O-O 18. Rd1 Qf6 19. Nb5 ({RR} 19. hxg4 hxg4 20. Qg3 Rh4) ({RR} 19. Bd6) 19... fxe4 20. Qg3 e5 21. Nxa7+ Kb7 22. Nxc6 dxc6 23. Rxd8 exf4 24. Qxg4 hxg4) 10... Bd6 11. Nd5 Bxd5 ({RR} 11... Nxd5 12. exd5 ({RR} 12. cxd5 Bb4+ 13. Kf1 Bb7 14. dxe6 dxe6 15. Bb5+) 12... Bb7 13. O-O-O Bf4+ 14. Bxf4 Qxf4+ 15. Kb1 O-O 16. g3 Qf6 17. Be4 exd5 18. Bxd5 Rae8 19. Qc2 Bxd5 20. Rxd5 Qf3 21. Rhd1 Re2 22. Rf5 Qg4 23. f3 Qh3 24. Qxe2 Qxf5+) 12. exd5 Qc7 13. g3 Bb4+ 14. Kf1 h6 15. Bxf6 gxf6 16. Qf3 Ke7 17. Kg2 Bd6 18. Rhe1 h5 19. Re4 h4 20. Rae1 Rag8 21. Rg4 Rxg4 22. Qxg4 Kf8 23. Re3 a5 24. b3) 10. Bh4 Bc5 ({RR} 10... Qb8 11. Bg3 ({RR} 11. Qe2 Bd6 12. Nd5) 11... Bd6 12. Qd2) ({RR} 10... d6) 11. e5 g5 12. Bg3 Ng8 ({RR} 12... Nh7 13. O-O) 13. Qh5 ({RR} 13. Ne4 Bb4+ 14. Kf1) 13... Qc7 ({RR} 13... Bxg2 14. Rg1 Bc6 15. O-O-O) 14. h4 gxh4 ({RR} 14... Bxg2 15. Rg1 Qc6 16. hxg5 Bf3 17. Qh4 O-O-O 18. a3 d5 19. exd6 Bxd6 20. Nb5) ({RR} 14... Bd4 15. hxg5 Bxe5 16. g6 Bxg3 17. gxf7+ Ke7 18. fxg8=N+ Raxg8 19. fxg3 Qxg3+ 20. Kd2) 15. Rxh4 Ne7 ({RR} 15... Bxg2 16. a3 ({RR} 16. Rf4 O-O-O 17. Rxf7)) 16. Rf4 Rf8 17. Kf1 ({RR} 17. O-O-O Bxg2 18. Ne4 Bxe4 19. Bxe4 Rb8) 17... O-O-O 18. Ne4 ({RR} 18. Rxf7 Qb7 19. f3) ({RR} 18. Nb5 Qb7) 18... Nf5 ({RR} 18... Ng6 19. Rf6 Bxe4 20. Bxe4 Bd4 21. Qe2 Bxe5 22. Rxg6 fxg6 23. Bxe5 Qxe5 24. Bb7+) ({RR} 18... Bxe4 19. Rxe4 ({RR} 19. Bxe4 Bd4) 19... d6) 19. Rxf5 exf5 20. Qxf5 {1-0 Macieja,B (2633)-Jakubowski,K (2492) POL-ch Warsaw 2004 (2)} {RR} Bxe4 ({RR} 20... Bd4 21. Rd1 Bxb2 22. c5) 21. Bxe4 ({RR} 21. Qxe4 Qc6 22. Qe2 f5) 21... Bd4 22. Bd5) ({RR} 5... e6) 6. Nxc6 ({RR} 6. g3 e5 7. Nxc6 bxc6 8. Bg2 Bb4 9. Bd2 O-O 10. a3 Ba5 11. O-O Rb8 12. b4 Bc7 13. Be3 Bb7 14. c5 h6 15. Qd3 Qe7 16. Qc4 Rfe8 17. Rfd1 a5 18. b5 cxb5 19. Nxb5 Bxg2 20. Nxc7 Rec8 {1-0 ONOKPITE,K (2102)-EKUNKE,O (1891) South West Chess Lagos 2023 (4.7)}) 6... bxc6 7. g3 e6 8. Bf4 $146 ({RR} 8. Bg2 Be7 9. O-O d5 10. Qa4 Bd7 11. Rd1 O-O 12. cxd5 cxd5 13. Qd4 Qc7 14. Bf4 Qb7 15. e4 dxe4 16. Nxe4 Bc6 17. Nxf6+ Bxf6 18. Bxc6 Qxc6 19. Be5 Rfd8 20. Qe3 Bxe5 21. Qxe5 Rd5 22. Rxd5 exd5 {1-0 Canazza,A (1772)-Palumbo,G (1610) Veneto-ch 64th 2004 (3.22)}) ({RR} 8. Bg2 Bc5 9. e3 O-O 10. O-O Rb8 11. Qc2 Ba7 12. b3 d5 13. Ba3 Re8 14. c5 Nd7 15. Na4 Qf6 16. Bb2 Qe7 17. Qc3 f6 18. b4 Ne5 19. Rad1 Rb5 20. Rfe1 Qb7 21. a3 Qb8 22. Bc1 Qc7 {0-1 Hommann,H (1843)-Smits,O (1925) Bad Woerishofen Seniors op 30th 2014 (5)}) 8... d5 9. Bg2 Bd7 10. O-O Be7 11. e4 dxc4 12. Qe2 Qa5 13. Qxc4 e5 14. Be3 O-O 15. Qe2 Rab8 16. Qc2 Rb7 17. a3 Qc7 18. Na4 Rfb8 19. b4 a5 20. Nc5 Bxc5 21. Bxc5 Re8 22. Rfd1 axb4 23. axb4 Qc8 24. Qe2 h5 25. Rd3 Be6 26. Rda3 h4 27. Ra7 h3 28. Bf3 Rxa7 29. Rxa7 Bg4 30. Bxg4 Nxg4 31. f3 Nh6 32. g4 f6 33. Qc4+ Kh8 34. Kf2 Rd8 35. Qe2 Qe6 36. Ra3 Nf7 37. Qa2 Ng5 38. Qxe6 Nxe6 39. Kg3 Rd2 40. Be3 Rb2 41. Kxh3 Rxb4 42. Rc3 Nd8 43. Bc5 Rb2 44. Kg3 Ne6 45. Be3 Nd8 46. f4 exf4+ 47. Bxf4 Rb7 48. g5 Rd7 49. g6 Kg8 50. Kg4 Kf8 51. Kf5 Ke7 52. Be3 Rd1 53. Bc5+ Kd7 54. Ra3 Rf1+ 55. Kg4 Ke6 56. Ra7 Ke5 57. Rxg7 Ne6 58. Re7 Rc1 59. g7 f5+ 60. Kg3 Rxc5 61. Rxe6+ Kxe6 62. g8=Q+ Ke5 63. exf5 Kd4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "49"]
[White "Tischler Lema Garcia, Maria Eduarda"]
[Black "De Haro, Martim Afonso Palma"]
[Result "0-1"]
[ECO "A33"]
[WhiteElo "1511"]
[BlackElo "1804"]
[Annotator "Chessbase"]
[PlyCount "58"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Ndb5 d6 7. Bg5 ({RR} 7. Bf4 e5 8. Bg5 Be6 9. e3 a6 10. Na3 Qa5 11. Bxf6 gxf6 12. Qd2 Rd8 13. Rd1 d5 14. cxd5 Bxa3 15. bxa3 Bxd5 16. Nxd5 Rxd5 17. Qxa5 Rxa5 18. Rd3 O-O 19. Rb3 b5 20. Bd3 Ra4 21. Ke2 e4 {½-½ Obolenskikh,D (2510)-Terentjev,V (2301) Moscow op-A 2012 (1)}) ({RR} 7. g3 a6 8. Nd4 Qb6 9. Nc2 Ne5 10. Ne3 Bd7 11. Bg2 Bc6 12. b3 Bxg2 13. Nxg2 Qc6 14. O-O b5 15. Bf4 Nfd7 16. Bxe5 Nxe5 17. Qd4 bxc4 18. Ne3 Be7 19. Nxc4 O-O 20. Nxe5 dxe5 21. Qe3 h6 {0-1 Guliev,S (2245)-Ilinca,F (2415) Caissa Hotel Ananas Gp 2024 (9.3)}) 7... a6 8. Nd4 Be7 9. e3 O-O $146 ({RR} 9... Qa5 10. Nxc6 Qxg5 11. Nxe7 Kxe7 12. Qf3 Rd8 13. b3 Qa5 14. Rc1 d5 15. cxd5 Rxd5 16. Be2 Rf5 17. Qh3 Rc5 18. e4 Nxe4 19. Qh4+ Nf6 20. Qd4 Nd5 21. Bc4 Nxc3 22. Rxc3 Re5+ 23. Kd1 f6 24. Rg3 {0-1 Lepeskaite,M (1819)-Juciute,E (1815) LTU-ch sf (Women) 2009 (2)}) ({RR} 9... Bd7 10. Nf3 Qc7 11. Be2 O-O 12. O-O Rfe8 13. Rc1 Rad8 14. a3 Ne5 15. Nxe5 dxe5 16. Qc2 Bc6 17. Bxf6 Bxf6 18. Bd3 g6 19. Be4 Rd7 20. Bxc6 Qxc6 21. Ne4 Bg7 22. Rfd1 Red8 23. Rxd7 Rxd7 24. c5 {1-0 Kock,W (2018)-Ribbeck,O (1942) Ruhrgebiet VK2 1213 2012 (2.3)}) 10. Be2 Bd7 11. O-O Rc8 12. Qd2 Qc7 13. Rfd1 Rfd8 14. Rac1 Qb8 15. b3 Be8 16. e4 h6 17. Bh4 Nxe4 18. Nxe4 Bxh4 19. Nxc6 Rxc6 20. Bf3 d5 21. cxd5 exd5 22. Nc3 Bg5 23. Qe1 Bxc1 24. Rxc1 Rb6 25. Rd1 d4 26. Ne4 Re6 27. Qd2 Bc6 28. Nc5 Red6 29. Bh5 Rd5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "30"]
[White "Fernandes, Marcio Rosa"]
[Black "Nascimento, Daniel Rojas"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1798"]
[BlackElo "1948"]
[Annotator "Chessbase"]
[PlyCount "137"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 c5 6. O-O d5 7. cxd5 Nxd5 8. e4 ({RR} 8. Nxd5) 8... Nb4 9. a3 Nd3 10. Ne1 Nxc1 $146 ({RR} 10... Nc6 11. Nxd3 Qxd3 12. Re1 Be6 13. Nd5 Bxd5 14. exd5 Nd4 15. Rxe7 Nb3 16. Re3 Nxc1 17. Rxd3 Nxd3 18. Qb3 Nxb2 19. Rb1 c4 20. Qc2 Nd3 21. Rxb7 Rab8 22. d6 Rxb7 23. Bxb7 Rb8 24. Qxc4 Rxb7 25. Qc8+ {1-0 Yedidia,D (2041)-Schut,H (2101) Titled Tue 28th Mar Early 2023 (6)}) ({RR} 10... Nc6 11. Nxd3 Qxd3 12. Qf3 Qd8 13. Nd5 e6 14. Nc3 Nd4 15. Qd1 b6 16. Ne2 Ba6 17. d3 Nxe2+ 18. Qxe2 Bxd3 19. Qe3 Bxf1 20. Kxf1 Qd1+ 21. Qe1 Qxe1+ 22. Kxe1 Rad8 23. Rb1 Rd7 24. f4 Rfd8 25. Bf3 {0-1 Austin,M-Soondarsingh,D (1979) De Verteuil Memorial 21st 2013 (1)}) 11. Rxc1 Nc6 12. Nf3 Bg4 13. h3 Bxf3 14. Bxf3 Nd4 15. Bg2 Rc8 16. Re1 e6 17. f4 Qb6 18. Kh2 Rfd8 19. Na4 Qa5 20. e5 b6 21. Nc3 c4 22. Ne4 Bf8 23. Qg4 Nf5 24. Qg5 h6 25. Qg4 Rd3 26. Rc3 b5 27. h4 h5 28. Qe2 Rcd8 29. Rxd3 Rxd3 30. Rc1 Qd8 31. Rc3 Nxg3 32. Nf6+ Kg7 33. Rxd3 cxd3 34. Qf2 Nf5 35. Qxa7 Be7 36. Ne4 Bxh4 37. Bh3 Qd4 38. Qxd4 Nxd4 39. Kg2 Nb3 40. Kf3 Bd8 41. Ke3 Nc1 42. b4 Bb6+ 43. Nc5 Kf8 44. Bg2 Ke7 45. Bc6 Nb3 46. Kxd3 Bxc5 47. bxc5 Nxc5+ 48. Ke2 f6 49. Bxb5 fxe5 50. fxe5 g5 51. a4 Nb3 52. Kf2 Nxd2 53. a5 Kd8 54. a6 Kc7 55. Bd7 Ne4+ 56. Kg2 Nc5 57. Bb5 Kb6 58. Be2 g4 59. Kg3 Nxa6 60. Kh4 Nc5 61. Kxh5 g3 62. Bf1 Ne4 63. Bg2 Nc3 64. Kg5 Kc7 65. Kg4 Ne2 66. Kf3 Nc1 67. Kxg3 Nd3 68. Bh3 Nxe5 69. Bxe6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "58"]
[White "Motta, Vinicius Araujo Dias B."]
[Black "Chagas, Waldefran Clementino"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1736"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "64"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 g6 7. Be3 ({RR} 7. cxd5) 7... Bg7 8. Rc1 ({RR} 8. h3 O-O 9. Be2 e6 10. O-O b6 11. b3 Bb7 12. Rc1 Rc8 13. Ne5 Nxe5 14. dxe5 Ne4 15. Nxe4 dxe4 16. Qxd8 Rfxd8 17. Bf4 Rd7 18. Rfd1 Rcc7 19. c5 bxc5 20. Rxd7 Rxd7 21. Rxc5 Bf8 22. Ra5 Bd5 {½-½ Zvolensky,D (2204)-Tolmacevs,A (1974) 21st Prague Open 2023 (4.17)}) 8... O-O 9. cxd5 $146 ({RR} 9. h3 Be6 {½-½ Milov,V (2659)-Rodriguez Lopez,R (2318) Fernando Marcote Memorial op rapid 2009 (7)}) ({RR} 9. Be2 dxc4 10. Bxc4 Bg4 11. Be2 Nd5 12. O-O Nxe3 13. fxe3 Bh6 14. Qd2 e5 15. Rcd1 exd4 16. Nxd4 Bxe2 17. Qxe2 Nxd4 18. exd4 Re8 19. Qf3 Qd7 20. Ne4 Bg7 21. Kh1 Rad8 22. Nc5 Qe7 23. Nb3 Rd6 {½-½ Wen,G-Lip,C (2057) World ol U16 2002 (3)}) 9... Nxd5 10. Bc4 Nb6 11. Bb3 Bg4 12. O-O Qd7 13. h3 Bxf3 14. Qxf3 Nxd4 15. Bxd4 Bxd4 16. Rfd1 e5 17. Ne4 Qe7 18. Rc2 Kg7 19. Rdc1 Rac8 20. Ng3 Rxc2 21. Rxc2 Rc8 22. Rxc8 Nxc8 23. Qg4 Nd6 24. Bc2 Bxb2 25. h4 h6 26. Qb4 Bd4 27. Ne4 Nf5 28. Qb3 Nxh4 29. Ng3 Qg5 30. Be4 Qf4 31. Kh2 Bxf2 32. Bxb7 Nf5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "18"]
[White "Araujo, Barbara Ribeiro"]
[Black "Lage, Pedro Ferreira"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1781"]
[BlackElo "2132"]
[Annotator "Chessbase"]
[PlyCount "58"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 e6 6. Nge2 Nge7 7. O-O O-O 8. d3 Nd4 9. Be3 d6 10. Qd2 Nec6 11. Rad1 ({RR} 11. f4 f5 12. h3 Bd7 13. Kh2 a6 14. Rad1 Rb8 15. Bg1 Kh8 16. Nxd4 Nxd4 17. Ne2 b5 18. b3 a5 19. Nxd4 cxd4 20. Rc1 Qb6 21. Kh1 bxc4 22. bxc4 Qc5 23. Rb1 a4 24. g4 a3 25. Bh2 Rb6 {½-½ Quesada Perez,Y (2636)-Cordova,E (2538) Carlos Torre Memorial op 23rd 2011 (9)}) ({RR} 11. f4 f5 12. Rab1 Bd7 13. a3 a5 14. b3 Rb8 15. Nb5 Nxb5 16. cxb5 Nd4 17. a4 b6 18. Bxd4 cxd4 19. b4 fxe4 20. Bxe4 d5 21. Bg2 Ra8 22. Rfc1 Qe7 23. h3 Rfc8 24. Rxc8+ Bxc8 25. Kh2 Bb7 {0-1 Piccoli,L (2058)-Perdomo,L (2469) Pocos de Caldas op 2019 (6)}) 11... Qa5 12. Bxd4 $146 ({RR} 12. a3 Bd7 13. Bxd4 Nxd4 14. Nxd4 cxd4 15. Ne2 Qxd2 16. Rxd2 Rab8 17. Rc1 Bh6 18. f4 e5 19. h3 Rfc8 20. a4 Bxa4 21. Ra1 Bc6 22. Rxa7 Ra8 23. Rxa8 Rxa8 24. g4 f6 25. h4 Bxf4 26. Nxf4 exf4 {0-1 O'Hara,M-Botterill,G (2340) British CF-71 Championship 1984 (1)}) 12... cxd4 13. Nb5 Qxd2 14. Rxd2 Rd8 15. Na3 Bd7 16. Nc2 a5 17. a3 Ra6 18. b3 Rb8 19. Rb1 b5 20. cxb5 Rxb5 21. Ne1 Rab6 22. Rdb2 e5 23. a4 Rc5 24. Nc2 Nb4 25. Nxb4 Rxb4 26. Bf1 Bh6 27. Kg2 Be6 28. f3 Be3 29. f4 Rc8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "29"]
[White "Araujo, Barbara Ribeiro"]
[Black "De Oliveira, Yuri Garcia"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1781"]
[BlackElo "1964"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. e4 d6 6. d3 Nf6 7. Nge2 O-O 8. O-O Bg4 9. h3 Bxe2 10. Nxe2 Ne8 11. Rb1 Nc7 12. Be3 ({RR} 12. a3 a5 13. f4 Ne6 14. g4 Ned4 15. Ng3 e6 16. g5 f6 17. gxf6 Qxf6 18. b3 Qh4 19. Qg4 Qxg3 20. Qxg3 Ne2+ 21. Kh2 Nxg3 22. Kxg3 Rad8 23. h4 Nd4 24. Rf2 Bh6 25. Kg4 e5 26. f5 Bxc1 {1-0 Titichoca Daza,D (2116)-Fernandez Siles,L (2209) Titled Tue 19th Mar Early 2024 (3)}) 12... Ne6 13. Qd2 Rb8 14. a3 $146 ({RR} 14. Kh2 b5 15. f4 Ned4 16. b3 a5 17. Bxd4 Nxd4 18. Nxd4 Bxd4 19. Qc2 Qd7 20. Bf3 Rb6 21. f5 bxc4 22. fxg6 hxg6 23. bxc4 Rfb8 24. Rxb6 Rxb6 25. Rb1 Rxb1 26. Qxb1 Qa4 27. Bd1 Qb4 28. Qc2 Qe1 {0-1 Puroila,S (1965)-Porrasmaa,T (2112) Kuopio We KSY 2010 (2)}) ({RR} 14. Kh2 Ned4 15. Nc3 b5 16. b3 b4 17. Ne2 a5 18. f4 Nxe2 19. Qxe2 Nd4 20. Bxd4 Bxd4 21. e5 e6 22. Qe4 Rb6 23. Bf3 Qd7 24. Bd1 Rd8 25. Bc2 Qe7 26. Rbe1 Qf8 27. Re2 Qg7 28. exd6 Qf8 {½-½ Hagesaether,P (2205)-Heim,S (2400) NOR-chT Norway 1997 (5)}) 14... a5 15. Nc3 Ned4 16. b3 b5 17. a4 bxc4 18. bxc4 Rb4 19. Qa2 Nf3+ 20. Bxf3 Bxc3 21. Bg2 Qd7 22. Kh1 Rfb8 23. Rfc1 Qb7 24. Rxb4 Qxb4 25. f4 Bd4 26. Qf2 Qb2 27. Rc2 Qb1+ 28. Rc1 Qxc1+ 29. Bxc1 Bxf2 30. e5 Rb1 31. Bxc6 Rxc1+ 32. Kg2 Bd4 33. exd6 exd6 34. Kf3 f5 35. g4 Kg7 36. Kg3 Rd1 37. Kh4 Bf2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "57"]
[White "Moreira, Everaldo Bonifacio"]
[Black "Dos Santos, Vinicius Goncalves Azevedo"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1709"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 g6 2. Nc3 Nf6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Bg4 9. h3 Be6 ({RR} 9... Bxe2 10. Nxe2 Nd7 11. Rb1 Rb8 12. Nc3 Nd4 13. Be3 a6 14. Qd2 b5 15. cxb5 Nxb5 16. Nxb5 Rxb5 17. Rfc1 Qb6 18. b4 Rxb4 19. Rxb4 Qxb4 20. Qxb4 cxb4 21. Rc7 Nc5 22. Rxe7 Nxd3 23. Bf1 Nc5 24. e5 {1-0 Vukovic,Z (2432)-Simonovic,A (2419) SCG-chT1 Vrnjacka Banja 2005 (1)}) 10. Be3 h6 $146 ({RR} 10... Ne8 11. f4 f5 12. Qd2 Qd7 13. Kh2 Rb8 14. b3 a6 15. Rae1 b5 16. exf5 Bxf5 17. g4 Be6 18. Ng3 Nd4 19. Nce4 h6 20. f5 gxf5 21. gxf5 Nxf5 22. Nxf5 Bxf5 23. Bxh6 e6 24. Ng3 Bxh6 25. Qxh6 {1-0 Holicky,M (1750)-Nedorost,L (1687) SVK-chT3A2 1213 2012 (4.3)}) ({RR} 10... Qd7 11. Kh2 h5 12. Nf4 Ne5 13. Qe2 Rad8 14. Nxe6 Qxe6 15. f4 Neg4+ 16. hxg4 Nxg4+ 17. Kh1 Nxe3 18. Qxe3 Bd4 19. Qf3 a6 20. f5 Qe5 21. Qf4 Qg7 22. Nd5 Bxb2 23. Nxe7+ Kh8 24. Rab1 Be5 25. Qf3 {1-0 Smietanska,W (1957)-Lohani,S (1756) Titled Tue 30th Jan Early 2024 (5)}) ({RR} 10... Ne8 11. a3 Nc7 12. Rb1 Nd4 13. Nd5 Nxd5 14. exd5 Bd7 15. b4 Qc8 16. Kh2 e6 17. Nxd4 cxd4 18. dxe6 Bxe6 19. Bf4 Rd8 20. a4 d5 21. Qe2 dxc4 22. dxc4 Bxc4 23. Bxb7 Bxe2 24. Bxc8 Bxf1 25. Rxf1 {0-1 Koutla,M-Platsaki,E GRE-ch U08 Girls 2018 (7)}) ({RR} 10... Rb8 11. f4 a6 12. g4 b5 13. f5 Bd7 14. g5 Nh5 15. Nd5 bxc4 16. dxc4 Rxb2 17. Nef4 Nxf4 18. Rxf4 Be5 19. Rh4 e6 20. Nf4 Nd4 21. f6 Bc6 22. Qg4 Nf5 23. Rxh7 Bxf4 24. exf5 Bxe3+ 25. Kf1 {0-1 Denishev,M (2179)-Theodorou,N (2561) Titled Tuesday intern op 29th Mar Late blitz 2022 (3)}) 11. Qd2 Kh7 12. f4 Bd7 13. f5 Ne5 14. Rf2 a6 15. a4 b5 16. b3 Rb8 17. Ra2 bxc4 18. bxc4 Qa5 19. fxg6+ fxg6 20. Rf1 Rb3 21. Qc2 Rfb8 22. Bd2 Qb6 23. a5 Qb7 24. Bc1 Qb4 25. Rd1 Ne8 26. Nd5 Qb7 27. Nb6 Rxb6 28. axb6 Qxb6 29. Bd2 Nc6 30. Bc3 Nb4 31. Bxb4 cxb4+ 32. c5 dxc5 33. Qb1 a5 34. Kh2 Be5 35. Nf4 Nc7 36. Rf1 a4 37. Raf2 Bd4 38. Nd5 Nxd5 39. Rf7+ Kg8 40. exd5 Bf6 41. R1xf6 exf6 42. Rxd7 f5 43. Qe1 Qf6 44. d6 b3 45. Bd5+ Kh8 46. Qe7 Qxe7 47. dxe7 Re8 48. Rd8 b2 49. Rxe8+ Kg7 50. Ba2 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Fernandes, Marcio Rosa"]
[Black "Jurado, Laura Alves"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1798"]
[BlackElo "1612"]
[Annotator "Chessbase"]
[PlyCount "80"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. O-O e5 7. d3 Nge7 8. a3 O-O 9. Be3 $146 ({RR} 9. Bg5 h6 10. Bd2 Be6 11. Rb1 d5 12. b4 cxb4 13. Nxd5 bxa3 14. Qc1 a2 15. Ra1 Nxd5 16. cxd5 Bxd5 17. Bxh6 Qd6 18. Bxg7 Kxg7 19. Ng5 Nb4 20. Qb2 Bxg2 21. Kxg2 Rfc8 22. Qb3 Rc7 23. f4 Qd5+ {0-1 Petro,J (2105)-Hajdu,I (2145) Miskolc Avas op 1997 (9)}) ({RR} 9. Ne1 Be6 10. b4 e4 11. Bd2 exd3 12. exd3 d5 13. cxd5 Nxd5 14. Ne4 cxb4 15. axb4 Ndxb4 16. Rc1 a5 17. Bg5 f6 18. Be3 Bd5 19. Nf3 Rf7 20. Qa4 Nxd3 21. Rcd1 Nb2 22. Qb5 Nxd1 23. Rxd1 Bxe4 {1-0 Grischuk,A (2732)-Bacrot,E (2669) Titled Tue 10th Oct Late 2023 (8)}) ({RR} 9. Ne1 f5 10. Nc2 f4 11. b4 Rb8 12. Bb2 b6 13. Nd5 g5 14. e3 Be6 15. exf4 gxf4 16. gxf4 Kh8 17. Nxe7 Nxe7 18. fxe5 Ng6 19. Ne3 Nf4 20. Kh1 Qh4 21. Be4 Nh3 22. Ng2 Nxf2+ 23. Rxf2 Qxf2 {1-0 Bodicky,M (2207)-Bambino Filho,A (2166) Titled Tue 30th Jan Early 2024 (7)}) ({RR} 9. Ne1 Be6 10. Bg5 f6 11. Be3 Qd7 12. Nc2 Bh3 13. b4 Bxg2 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 {½-½ El Debs,F (2502)-Di Berardino,D (2491) BRA-ch 77th Americana 2010 (4)}) ({RR} 9. Nd5 Nxd5 10. cxd5 Ne7 11. Nd2 b6 12. Rb1 Bb7 13. e4 Ba6 14. Nc4 b5 15. Ne3 f5 16. f4 exf4 17. gxf4 c4 18. Kh1 cxd3 19. Qxd3 fxe4 20. Bxe4 Qb6 21. b4 Qd4 22. Bb2 Qxd3 23. Bxd3 Rae8 {½-½ Pribyl,J (2420)-Zoltek,T (2335) Lodz Makarczyk Memorial-02 1979 (10)}) 9... f5 10. Qd2 Nd4 11. Bxd4 cxd4 12. Nd5 Be6 13. Nxe7+ Qxe7 14. Qb4 h6 15. Rac1 Rac8 16. Rc2 b6 17. Rfc1 Bd7 18. b3 Kh7 19. Qd2 Qf7 20. e3 dxe3 21. fxe3 f4 22. exf4 exf4 23. gxf4 Qxf4 24. Qxf4 Rxf4 25. Rf1 Rcf8 26. h3 Bxh3 27. Kh2 Bxg2 28. Kxg2 g5 29. Re2 Be5 30. Re3 Rg4+ 31. Kh1 Rff4 32. Rfe1 Bf6 33. Kh2 h5 34. Rg1 Rxg1 35. Kxg1 g4 36. Re6 Rxf3 37. Rxd6 h4 38. b4 h3 39. c5 bxc5 40. bxc5 g3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "52"]
[White "De Abreu, Luiza Reis Rodrigues"]
[Black "Araujo, Barbara Ribeiro"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1591"]
[BlackElo "1781"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O e5 6. Nc3 Nge7 7. e4 O-O 8. d3 d6 9. a3 h6 10. h3 ({RR} 10. b4 b6 11. Rb1 Rb8 12. Ne1 Nd4 13. Nc2 Nxc2 14. Qxc2 Kh7 15. Be3 f5 16. bxc5 f4 17. cxd6 fxe3 18. dxe7 Qxe7 19. fxe3 Qxa3 20. Rxf8 Qxf8 21. Rf1 Qd6 22. Nd5 Be6 23. h4 h5 24. Kh2 Bh6 {1-0 Mamedov,R (2709)-Ivanchuk,V (2726) Huaian IMSA blitz 2nd 2017 (18)}) ({RR} 10. Rb1 Be6 11. b4 b6 12. b5 Nb8 13. Bd2 Nd7 14. Ne1 Rb8 15. Nd5 f5 16. a4 Nf6 17. a5 Nexd5 18. exd5 Bd7 19. Qc2 g5 20. axb6 axb6 21. Ra1 f4 22. Ra7 Nh7 23. f3 h5 24. Bc3 Bh6 {½-½ Athanasiou,S (1606)-Ergazaki,E (1603) 50th TCh-GRE 2023 (3.6)}) 10... Be6 11. Nd5 f5 $146 ({RR} 11... Kh7 12. Kh2 Rb8 13. b4 cxb4 14. Nxb4 b5 15. cxb5 Rxb5 16. Bd2 Qb6 17. Rb1 Rb8 18. Be3 Qb7 19. Nd2 Nxb4 20. Rxb4 Rxb4 21. axb4 Nc6 22. Qa4 Qb5 23. Qxb5 Rxb5 24. Rb1 a6 25. Bf1 Rxb4 26. Rxb4 {½-½ Gussone,C (1744)-Quirico,P (2159) Torino Province-ch 2012 (1)}) 12. exf5 Nxf5 13. Rb1 a5 14. Qb3 Rb8 15. Qb6 Nfd4 16. Qxd8 Nxf3+ 17. Bxf3 Rbxd8 18. Bg2 Bf5 19. Rd1 h5 20. Bg5 Rd7 21. Nb6 Rc7 22. Bd5+ Kh7 23. Kg2 Bh6 24. Bxh6 Kxh6 25. Be4 Rcf7 26. Bxf5 Rxf5 27. Rd2 h4 28. g4 Rf3 29. Nd5 Nd4 30. b3 Ne6 31. Rf1 Ng5 32. Rh1 e4 33. dxe4 Nxe4 34. Rhd1 Rxf2+ 35. Rxf2 Rxf2+ 36. Kg1 Rf3 37. b4 Rxh3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "46"]
[White "Borensztajn, David"]
[Black "Bessa, Isabela Moreira"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1729"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "33"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nc3 e6 3. Bf4 Bb4 4. e3 O-O ({RR} 4... Nd5 5. Nge2 Nxf4 6. Nxf4 d5 7. Bd3 c5 8. a3 Bxc3+ 9. bxc3 Nc6 10. O-O c4 11. Be2 O-O 12. Qd2 f5 13. f3 Qg5 14. Rae1 Bd7 15. e4 Ne7 16. Qe3 h6 17. exd5 Nxd5 18. Nxd5 exd5 19. f4 {0-1 Hong,A (2550)-Andreikin,D (2729) Chess.com Speed KO Lose 2024 (1.4)}) 5. Bd3 b6 ({RR} 5... d6 6. Bg5 h6 7. Bh4 e5 8. a3 Bxc3+ 9. bxc3 Re8 10. Ne2 Nbd7 11. O-O e4 12. Bc4 Nf8 13. Qd2 c6 14. Bb3 d5 15. c4 dxc4 16. Bxc4 Be6 17. Bxe6 Rxe6 18. c4 Ng6 19. Bg3 Nh5 20. Rab1 {0-1 Hong,A (2542)-Maurizzi,M (2602) Titled Tue 19th Mar Late 2024 (5)}) 6. Nge2 Bb7 7. a3 $146 ({RR} 7. O-O d5 8. a3 Bd6 9. Bxd6 Qxd6 10. Ng3 a6 11. Re1 Nbd7 12. e4 dxe4 13. Ncxe4 Qxd4 14. Nxf6+ Qxf6 15. Bxh7+ Kxh7 16. Qxd7 Rac8 17. c3 Rfd8 18. Qa4 Rd2 19. Re2 Rcd8 20. Rae1 g6 21. h4 c5 {1-0 Nguyen,D (1519)-Abdallah,M (1664) Gran Canaria Online Blitz 3rd 2022 (4)}) 7... Be7 8. f3 d5 9. g4 Ne4 10. fxe4 dxe4 11. Bxe4 Bxe4 12. Nxe4 Nd7 13. Qd3 Rc8 14. O-O-O c6 15. g5 b5 16. Rdg1 f5 17. gxf6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "10"]
[White "Pires, Marcos Vinicius Torsani"]
[Black "Guimaraes, Artemis Pamela"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2212"]
[BlackElo "2002"]
[Annotator "Chessbase"]
[PlyCount "71"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 e6 3. g3 b5 4. Bg2 Bb7 5. Bg5 d5 ({RR} 5... d6 6. Qd3 a6 7. a4 b4 8. Nbd2 Nbd7 9. O-O h6 10. Bxf6 Nxf6 11. e4 Be7 12. c3 bxc3 13. bxc3 Rb8 14. Rfb1 O-O 15. e5 Nd7 16. Nc4 Bd5 17. exd6 cxd6 18. Ne3 Bxf3 19. Bxf3 Qa5 20. Bc6 {1-0 Svane,R (2635)-Gorovets,A (2482) Titled Tue 14th May Early 2024 (11)}) 6. O-O ({RR} 6. c3 Nbd7 7. a4 b4 8. a5 Rb8 9. a6 Ba8 10. Qa4 Be7 11. Ne5 O-O 12. Bxf6 Nxf6 13. Nd3 bxc3 14. Nxc3 Ne4 15. e3 Rb6 16. Qc2 Nxc3 17. bxc3 Qc8 18. O-O Rxa6 19. c4 dxc4 20. Qxc4 Rxa1 {0-1 Piket,J (2635)-Onischuk,A (2657) Biel GM 1999 (7)}) 6... h6 7. Bxf6 Qxf6 8. Qd3 $146 ({RR} 8. Ne5 Bd6 9. f4 c5 10. e3 Qe7 11. Nd2 Nd7 12. c3 Nf6 13. Qe2 a6 14. a4 b4 15. Nb3 c4 16. Na5 Bxe5 17. fxe5 Nh7 18. Nxb7 Qxb7 19. Qxc4 bxc3 20. Qxc3 O-O 21. b4 Rab8 22. Rab1 Rfc8 {1-0 Feisst,S (2138)-Johne,F (1981) Verbandsliga Suedbaden 1819 2018 (7.4)}) 8... a6 9. Nbd2 c5 10. e4 Nc6 11. exd5 Nb4 12. Qe2 Bxd5 13. c3 Nc6 14. Ne4 Qd8 15. Nxc5 Bxc5 16. dxc5 O-O 17. Rfd1 Qc7 18. b4 Rfd8 19. Rd2 Rd7 20. a4 Qb7 21. axb5 axb5 22. Ne5 Nxe5 23. Qxe5 Bxg2 24. Rxd7 Qxd7 25. Kxg2 Qc6+ 26. Kg1 Rd8 27. Qe2 Rd7 28. Rd1 Ra7 29. c4 bxc4 30. Qxc4 Ra4 31. Qb3 Qb5 32. Rb1 Ra6 33. Qc3 Kh7 34. Rc1 Rc6 35. Qc4 Qb8 36. Qe4+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Rangel, Daniel"]
[Black "Do Valle Cardoso, Lucas"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2198"]
[BlackElo "2365"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O b5 6. c3 O-O 7. a4 ({RR} 7. Nbd2 Nbd7 8. a4 bxa4 9. Qxa4 Bb7 10. b4 Bd6 11. Nb3 Nb6 12. Qa2 Bc6 13. Bg5 h6 14. Bxf6 Qxf6 15. Qa6 Qe7 16. Na5 Bd7 17. Rfe1 Qe8 18. Qd3 Bb5 19. Qc2 f5 20. Nd2 Rb8 21. Nab3 a6 {1-0 Leenhouts,K (2454)-Labruyere,R (2170) Dutch Open 2024 (7.5)}) ({RR} 7. Bf4 c5 8. a4 bxa4 9. Rxa4 Bb7 10. Nbd2 Nbd7 11. Qa1 cxd4 12. cxd4 Qb6 13. Rc1 Rfc8 14. Rxc8+ Bxc8 15. Ne1 Bb7 16. Nd3 Bc6 17. Ra6 Qb7 18. Ra2 Bb5 19. Nc1 Rc8 20. Nb1 a6 21. Nc3 Bc4 {½-½ Di Berardino,D (2484)-Do Valle Cardoso,L (2247) VII SESC Caioba Open 2023 (7.5)}) 7... b4 8. cxb4 Bxb4 9. Bd2 Qe7 $146 ({RR} 9... c5 10. Bxb4 cxb4 11. Qb3 Nc6 12. Rc1 Qb6 13. e3 Na5 14. Qd1 Ba6 15. Nbd2 Rfc8 16. Ne5 Qd6 17. Bf1 Ne8 18. Qh5 g6 19. Nxf7 Kxf7 20. Qxh7+ Ng7 21. Nf3 Rh8 22. Ne5+ Qxe5 23. Qxh8 Rxh8 24. dxe5 {½-½ Konopka,M (2412)-Vrana,J (2366) CZE-chT 1314 2013 (6.4)}) ({RR} 9... c5 10. dxc5 Bxc5 11. b4 Bd6 12. Na3 a6 13. Qb3 Nbd7 14. Nd4 Bb7 15. Rfc1 Qe7 16. Nac2 Rab8 17. Rab1 Rfc8 18. Ne3 Rxc1+ 19. Rxc1 Ba8 20. Nc6 Bxc6 21. Rxc6 Bxb4 22. Bxb4 Rxb4 23. Qc2 Rb6 24. Rxb6 {½-½ Konopka,M (2367)-Vrana,J (2346) CZE-chT1W 1819 2018 (8.3)}) 10. Bxb4 Qxb4 11. Qd2 Na6 12. Qxb4 Nxb4 13. Rc1 Ba6 14. Nc3 Rfc8 15. Ne5 c6 16. e4 Nd3 17. Nxd3 Bxd3 18. exd5 cxd5 19. Nb5 Bc2 20. Bf1 Ne4 21. Nc3 Nxc3 22. Rxc2 Ne4 23. Rac1 Rxc2 24. Rxc2 a5 25. Bd3 Kf8 26. Bxe4 dxe4 27. Rc5 Rb8 28. Rxa5 Rxb2 29. d5 Ke7 30. Ra7+ Kd6 31. dxe6 Kxe6 32. a5 Ra2 33. a6 g5 34. g4 f6 35. h4 h6 36. Rh7 Rxa6 37. Rxh6 Ke5 38. hxg5 Ra1+ 39. Kg2 fxg5 40. Rh8 Kf4 41. Re8 Re1 42. Re7 Kxg4 43. Rxe4+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "3"]
[White "Di Berardino, Diego Rafael"]
[Black "Silva, Juliana Figueira Theophilo"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2472"]
[BlackElo "1859"]
[Annotator "Chessbase"]
[PlyCount "77"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Ba6 ({RR} 4... d5 5. O-O c6 6. c4 Bd6 7. Nbd2 Ba6 8. b3 O-O 9. Bb2 Qe7 10. Re1 Ne4 11. Nxe4 dxe4 12. Nd2 f5 13. e3 Nd7 14. f3 exf3 15. Bxf3 Rac8 16. e4 Qg5 17. e5 Bb4 18. Re2 Rfd8 19. Nf1 {1-0 Nikolic,P (2627)-Pham,M (2455) Livry Gargan op 1st rapid 2005 (5)}) 5. O-O Be7 6. b3 ({RR} 6. Ne5 d5 7. c4 c6 8. Qa4 Bxc4 9. Nc3 Ba6 10. Nxc6 Qd7 11. Nxe7 Qxa4 12. Nxa4 Kxe7 13. Nc3 Nc6 14. Rd1 Rac8 15. Bg5 h6 16. Bxf6+ Kxf6 17. e4 dxe4 18. d5 exd5 19. Rxd5 Rhd8 20. Bxe4 Nd4 {0-1 Carbonell Bofill,C (2108)-Hernandez,C (2372) 7th Sueca Open 2023 (7.2)}) 6... d5 $146 ({RR} 6... O-O 7. Bb2 d5 8. Nbd2 Nbd7 9. Re1 Bb7 10. c4 {½-½ Mascarinas,R (2415)-Bitoon,R (2436) Quezon City Equitable Card 2000 (9)}) 7. c4 O-O 8. Nc3 c5 9. cxd5 exd5 10. Bb2 Nc6 11. Rc1 Bb7 12. dxc5 Bxc5 13. Nh4 Ne7 14. Na4 Nd7 15. Nxc5 bxc5 16. Qd3 Qb6 17. Nf5 Nxf5 18. Qxf5 Qe6 19. Bh3 Qxf5 20. Bxf5 Rfd8 21. Ba3 Ba6 22. Rfd1 Nb6 23. Bxc5 Bxe2 24. Re1 Bf3 25. Re3 Bh5 26. Bd4 Bg6 27. Bh3 Re8 28. a4 Re4 29. Rxe4 dxe4 30. a5 Nd5 31. Rc8+ Rxc8 32. Bxc8 Nb4 33. Bxa7 Nc6 34. Bb6 e3 35. fxe3 Be4 36. a6 Bd5 37. Bb7 Kf8 38. a7 Nxa7 39. Bxd5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "35"]
[White "Borensztajn, David"]
[Black "Jeremias, Bianca Albano"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1729"]
[BlackElo "1938"]
[Annotator "Chessbase"]
[PlyCount "23"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. e3 g6 3. Nf3 d6 4. Be2 Bg7 5. Nbd2 Nbd7 6. O-O O-O 7. b3 b6 8. Bb2 Bb7 9. c4 Re8 $146 ({RR} 9... e5 10. d5 a5 11. e4 Ng4 12. g3 Qe7 13. h3 Nh6 14. Kh2 f5 15. Nh4 Bc8 16. Ng2 Nc5 17. f3 Nf7 18. exf5 Bxf5 19. g4 Bd7 20. Ne4 h5 21. Nxc5 bxc5 22. Qc2 hxg4 23. Qxg6 gxh3 24. Ne3 {0-1 Frometa Castillo,Z (2030)-Makai,Z (2140) Capablanca Memorial (Women) 1986 (9)}) 10. Qc2 e5 11. d5 Rf8 12. b4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "4"]
[White "Matsuura, Everaldo"]
[Black "Casalaspro, Mathias Andre"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2365"]
[BlackElo "2199"]
[Annotator "Chessbase"]
[PlyCount "73"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 O-O 6. Be2 Nbd7 7. O-O b6 8. c4 Ne4 ({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 {0-1 Savchenko,B (2609)-Demchenko,A (2578) Belorechensk Sarkisov Memorial op 2012 (9)}) 9. Bh2 Bb7 10. Nbd2 ({RR} 10. Nfd2 e5 11. Bf3 Nxd2 12. Nxd2 Qc8 13. Nb3 a5 14. a4 Re8 15. Rc1 e4 16. Be2 Ba6 17. c5 Bxe2 18. Qxe2 bxc5 19. dxc5 Qb8 20. Qc4 Ne5 21. Bxe5 Bxe5 22. Rc2 Qb4 23. Qxb4 axb4 24. a5 d5 {½-½ Baloglu,D (1944)-Kim,S (2295) Titled Tue 6th Aug Late 2024 (6)}) 10... Ndf6 $146 ({RR} 10... e5 11. Qc2 Nxd2 12. Qxd2 Qe7 13. Rac1 a5 14. Rfd1 Rad8 15. Qc2 f5 16. a3 g5 17. dxe5 dxe5 18. c5 Nxc5 19. Rxd8 Rxd8 20. Qxf5 Bxf3 21. gxf3 a4 22. Rd1 Rxd1+ 23. Bxd1 h6 24. Bc2 Qd6 25. Kg2 {1-0 Pecorelli Garcia,H (2435)-Plachetka,J (2440) Trencianske Teplice 1985 (10)}) ({RR} 10... Nxd2 11. Qxd2 e5 12. Rfd1 e4 13. Ne1 a5 14. Rac1 f5 15. Nc2 g5 16. Na3 Qf6 17. Nb5 Rac8 18. c5 bxc5 19. Qxa5 cxd4 20. Nxd4 c5 21. Nb5 d5 22. Nd6 Qxb2 23. Bb5 Ra8 24. Qc7 Rxa2 25. Rf1 {1-0 Halkias,A (2094)-Nedev,T (2481) GRE-chT 45th 2017 (2.15)}) 11. Qc2 Qe8 12. Rac1 Rd8 13. b4 c5 14. bxc5 bxc5 15. d5 Nxd2 16. Nxd2 e6 17. dxe6 fxe6 18. Bf3 Bxf3 19. Nxf3 Qc6 20. Ng5 d5 21. cxd5 Rxd5 22. Nf3 Nd7 23. e4 Rh5 24. Qd3 Nb6 25. Nd2 Qc8 26. Qa3 Qd7 27. Nf3 c4 28. Rfd1 Qb7 29. e5 Rhf5 30. Qd6 Re8 31. Nd4 Bf8 32. Nxf5 Bxd6 33. Nxd6 Qc6 34. Nxe8 Qxe8 35. Bf4 Qa4 36. Bg5 Qxa2 37. Ra1 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "6"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Matsuura, Everaldo"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2040"]
[BlackElo "2365"]
[Annotator "Chessbase"]
[PlyCount "43"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nbd2 c5 5. e3 O-O 6. Be2 ({RR} 6. c3 d6 7. dxc5 dxc5 8. h3 Nc6 9. Be2 b6 10. O-O Bb7 11. Qc2 Qc8 12. e4 Nd7 13. Rae1 Nde5 14. Nxe5 Nxe5 15. Bh2 Ba6 16. f4 Bxe2 17. Rxe2 Nc6 18. e5 e6 19. Ne4 Rd8 20. Bg3 Qa6 {1-0 Tahbaz,A (2441)-Hua,L (2305) Titled Tue 8th Aug Late 2023 (5)}) 6... Nc6 ({RR} 6... cxd4 7. exd4 d6 8. O-O Qb6 9. Nc4 Qc7 10. h3 b5 11. Ne3 a6 12. c3 Nbd7 13. a4 Rb8 14. axb5 axb5 15. Qb3 Bb7 16. Ra7 Qb6 17. Rfa1 b4 18. R7a4 bxc3 19. Rb4 Qxb4 20. Qxb4 Bxf3 21. Qxc3 {0-1 Korchmar,V (2450)-Andreikin,D (2724) Titled Tuesday intern op 15th Feb Early blitz 2022 (4)}) 7. c3 d6 8. O-O Bf5 $146 ({RR} 8... Re8 9. a4 cxd4 10. exd4 e5 11. dxe5 dxe5 12. Bg5 e4 13. Ne1 Qd5 14. Bxf6 Bxf6 15. Bc4 Qg5 16. Qe2 Bg4 17. Qe3 Ne5 18. Bb5 Nc6 19. Nxe4 Qe5 20. Nxf6+ Qxf6 21. Qc1 Red8 22. Nc2 Ne5 23. Nd4 {1-0 Just,G (2020)-Kube,H (2025) BL 9495 (Women) 1994 (11.4)}) ({RR} 8... cxd4 9. exd4 e5 10. dxe5 dxe5 11. Nxe5 Nd5 12. Nxc6 bxc6 13. Bg3 Bxc3 14. Nc4 Bg7 15. Be5 Bxe5 16. Nxe5 Qf6 17. Nc4 Re8 18. Re1 Ba6 19. Ne3 Nxe3 20. fxe3 Rad8 21. Qc2 Bxe2 22. Rxe2 Re6 23. Rd1 {½-½ Makoveev,I (2148)-Demianjuk,A (2388) Moscow op-A 2016 (1)}) ({RR} 8... cxd4 9. cxd4 Nh5 10. Bg3 Nxg3 11. hxg3 Bf5 12. Qb3 Na5 13. Qa3 Qb6 14. Rfc1 Rfc8 15. b4 Rxc1+ 16. Rxc1 Nc6 17. b5 Na5 18. Qb4 Qd8 19. a4 Rc8 20. Rxc8 Bxc8 21. Nc4 Nxc4 22. Bxc4 d5 23. Bb3 {½-½ Pham,M (1986)-Tong,T (2176) VIE-ch Hanoi 2017 (4)}) 9. h3 cxd4 10. exd4 Qc7 11. Nc4 Nd5 12. Bd2 e5 13. Ne3 Nxe3 14. Bxe3 e4 15. Nd2 d5 16. f3 exf3 17. Bxf3 Rad8 18. Bg5 Rd7 19. Bg4 Ne7 20. Bxe7 Bxg4 21. Qxg4 Kh8 22. Rfb1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "52"]
[White "Da Silva, Rodrigo Haydt"]
[Black "Nascimento, Nicolas Daniel Trindade"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1504"]
[BlackElo "1928"]
[Annotator "Chessbase"]
[PlyCount "62"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nf3 Bg7 5. h3 O-O 6. Be2 Nbd7 7. O-O c6 8. Nbd2 Re8 9. c3 ({RR} 9. e4 e5 10. dxe5 dxe5 11. Be3 Qe7 12. Bc4 Nc5 13. Ng5 Ne6 14. Nxe6 Bxe6 15. Qe2 Red8 16. Rfd1 Nh5 17. Bxe6 Qxe6 18. a4 Nf4 19. Qc4 Qd7 20. Re1 Ne6 21. c3 b5 22. Qb3 a5 23. Nf3 Rdb8 {1-0 Tabatabaei,M (2707)-Galaktionov,A (2338) Titled Tue 28th May Late 2024 (7)}) ({RR} 9. Bh2 e5 10. Nc4 exd4 11. exd4 d5 12. Nd6 Re7 13. c4 Ne8 14. cxd5 cxd5 15. Rc1 Nxd6 16. Bxd6 Re6 17. Bg3 Qe8 18. Bb5 a6 19. Ba4 b5 20. Bb3 Nb6 21. Ne5 Nc4 22. Qf3 Bb7 23. Bxc4 Bxe5 {1-0 O'Gorman,T (2321)-Hernandez,E (1947) Titled Tue 13th Feb Early 2024 (1)}) 9... h6 10. Re1 $146 ({RR} 10. Bh2 c5 11. Qb3 a6 12. a4 b6 13. Bc4 Rf8 14. Nh4 Bb7 15. Rfe1 d5 16. Be2 Re8 17. Nhf3 Rc8 18. Ne5 Nxe5 19. Bxe5 Nd7 20. Bxg7 Kxg7 21. Bf3 Nf6 22. Rad1 Qc7 23. a5 b5 24. dxc5 Qxc5 {½-½ Kaczorowska,B (2235)-Michna,M (2170) POL-ch (Women) 1994 (5)}) ({RR} 10. e4 e5 11. dxe5 dxe5 12. Bh2 Qc7 13. Qc2 Nh5 14. Rfe1 Nf4 15. Bf1 Nc5 16. Rad1 b5 17. b4 Nce6 18. c4 Qb6 19. Nb3 g5 20. Rd6 Bf8 21. c5 Qc7 22. Rd2 Ng6 23. Red1 Nef4 24. Na5 g4 {1-0 Rust,S (2202)-Kerker,A (2084) Oberliga Nord W 0405 2004 (5.5)}) ({RR} 10. Bc4 b5 11. Bb3 Bb7 12. Qc2 e6 13. Bxd6 Rc8 14. a4 c5 15. dxc5 Nxc5 16. Bxc5 Rxc5 17. axb5 Qb6 18. Nc4 Be4 19. Nxb6 Bxc2 20. Bxc2 axb6 21. Rfd1 Rxb5 22. Ba4 {1-0 Feijo,F (1789)-Lima Miranda,C (1562) Fortaleza Gadelha Memorial 2019 (3)}) 10... e5 11. dxe5 dxe5 12. Bh2 b5 13. e4 Bb7 14. Bd3 Qb6 15. Bc2 Rad8 16. a4 a6 17. Qe2 Nh5 18. Qe3 Qc7 19. Rad1 c5 20. c4 b4 21. Qb3 Nf4 22. Nf1 Nf6 23. N1d2 g5 24. Qe3 Bc8 25. Nb3 Bf8 26. Nbd2 Kh8 27. Nf1 a5 28. Ng3 Bg7 29. Kf1 g4 30. hxg4 Nxg4 31. Kg1 Nxe3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "48"]
[White "Andriska, Matheus Jose Amante"]
[Black "Lins, Joao Pedro"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1495"]
[BlackElo "1848"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d6 2. Nf3 g6 3. e3 Bg7 4. Bd3 Nf6 5. O-O O-O 6. Nbd2 Nc6 7. c4 ({RR} 7. c3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Ne4 Qe7 {½-½ Meduna,E (2450)-Timoscenko,G (2510) Stary Smokovec 1996}) 7... e5 8. b3 $146 ({RR} 8. d5 Nb8 9. e4 Nh5 10. Nb3 b6 11. Ne1 a5 12. a4 Qe8 13. Be2 Nf6 14. Qc2 Na6 15. f3 Bd7 16. Nd2 Bh6 17. Nd3 Be3+ 18. Kh1 Nh5 19. Nb1 Bd4 20. Bh6 Ng7 21. Nc3 f5 22. Nb5 Bxb5 {0-1 Cary,A-Day,L (2350) Olympiad-22 Haifa 1976 (1.2)}) ({RR} 8. e4 exd4 9. b3 Ne5 10. Bb2 Nxd3 11. Bxd4 Nc5 12. e5 Nfe4 13. Nxe4 Nxe4 14. exd6 Qxd6 15. Bxg7 Qxd1 16. Raxd1 Kxg7 17. Rd4 Bf5 18. Re1 Rfe8 19. Nh4 Rad8 20. Rxd8 Rxd8 21. Nxf5+ gxf5 22. g4 Ng5 {0-1 Tabarez,V-Steiner,M (1527) URU-ch U20 Montevideo 2022 (1)}) ({RR} 8. d5 Ne7 9. Re1 Nd7 10. e4 h6 11. Nf1 f5 12. exf5 gxf5 13. Bc2 e4 14. Nd4 Ne5 15. Qe2 c5 16. Nb3 b5 17. cxb5 Nxd5 18. Rd1 Bb7 19. Bd2 Rc8 20. Na5 Ba8 21. Nc4 Nxc4 22. Qxc4 Kh8 {0-1 Asker,S-Ghitescu,T WchT Students 05th final B 1958 (7)}) ({RR} 8. d5 Ne7 9. e4 Nh5 10. Re1 Nf4 11. Bf1 f5 12. b4 fxe4 13. Nxe4 Bg4 14. Kh1 Kh8 15. a4 Bxf3 16. Qxf3 Nfxd5 17. Qh3 Nf6 18. Ng5 Qd7 19. Qxd7 Nxd7 20. Ne6 Rxf2 21. Be3 Rb2 22. Nxc7 Rf8 {1-0 Mamedjarova,T (2223)-Zawadzka,B (2352) Wch U20 Girls 2005 (8)}) 8... Re8 9. dxe5 Ng4 10. Be2 Ngxe5 11. Rb1 d5 12. Nd4 Nxd4 13. exd4 Nc6 14. Nf3 Bf5 15. Bd3 Bxd3 16. Qxd3 dxc4 17. Qxc4 Nxd4 18. Nxd4 Bxd4 19. Bb2 Bxb2 20. Rxb2 Qe7 21. h3 c6 22. Rbb1 Qe4 23. Qc3 a5 24. Rfe1 Qb4 25. Qxb4 axb4 26. Rxe8+ Rxe8 27. Kf1 Kf8 28. Rc1 Ra8 29. Rc2 Ke7 30. Rd2 c5 31. Ke2 b5 32. Kd3 Rd8+ 33. Ke3 Rxd2 34. Kxd2 Kd6 35. Ke3 Kd5 36. Kd3 f5 37. f4 c4+ 38. Ke3 c3 39. Kd3 c2 40. Kxc2 Ke4 41. g3 Kf3 42. g4 Kxf4 43. gxf5 gxf5 44. Kd3 Kg3 45. Ke2 f4 46. h4 Kg2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Henrique, Leticia Fritz"]
[Black "Araujo, Barbara Ribeiro"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1666"]
[BlackElo "1781"]
[Annotator "Chessbase"]
[PlyCount "68"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h4 ({RR} 4. c3 Nh5 5. Be5 Bxe5 6. Nxe5 d6 7. Nf3 O-O 8. e3 Nc6 9. Be2 e5 10. O-O f5 11. b4 e4 12. Nfd2 Nf6 13. b5 Ne7 14. c4 c5 15. bxc6 bxc6 16. Nc3 Qa5 17. Qc2 Be6 18. Rab1 Rab8 {1-0 Grischuk,A (2742)-Paravyan,D (2617) Chess.com Rapid Wk16 Swiss 2022 (8)}) 4... h5 $146 ({RR} 4... d6 5. Nbd2 c5 6. c3 cxd4 7. cxd4 Nc6 8. e3 Bf5 9. Qb3 Qd7 10. d5 Nxd5 11. Qxd5 Nb4 12. Qa5 Nc2+ 13. Kd1 b6 14. Qd5 e6 15. Qxa8+ Ke7 16. Bb5 Rxa8 17. Bxd7 Nxa1 18. Ba4 Rc8 19. Nd4 {1-0 Parant,F-Hulin,J La Fere op 1st 2002 (6)}) ({RR} 4... d6 5. Nbd2 h5 6. e3 Bg4 7. c3 Nbd7 8. Qb3 O-O 9. Be2 e5 10. dxe5 dxe5 11. Nxe5 Bxe2 12. Kxe2 Nc5 13. Qc4 Ne6 14. Bg3 Kh7 15. Rhd1 Qe7 16. Ndf3 Nc5 17. Ng5+ Kg8 18. Nxg6 Qe8 19. Nxf8 {1-0 Akhmetov,A (2380)-Borumbayev,A (1848) FIDE World Bl Team Pool D 2024 (7.15)}) ({RR} 4... d6 5. e3 Nbd7 6. Nbd2 c5 7. c3 Rb8 8. Bb5 cxd4 9. exd4 Qb6 10. Qe2 Nd5 11. Bg3 O-O 12. h5 N7f6 13. hxg6 hxg6 14. Nb3 a6 15. Bd3 Nh5 16. Bc4 Nxg3 17. fxg3 Nf6 18. O-O-O Bf5 19. Nbd2 {1-0 Fomichev,S (2010)-Beshukova,A (1666) Lazarevskoe op 2013 (8)}) ({RR} 4... c5 5. dxc5 Qa5+ 6. Qd2 Qxc5 7. Nc3 d6 8. e4 Nc6 9. Be3 Qa5 10. Bc4 Bg4 11. Ng5 Ne5 12. Bb3 h6 13. f3 hxg5 14. fxg4 Nexg4 15. Bxg5 Rc8 16. Rf1 Ne5 17. O-O-O Rxc3 18. bxc3 Nxe4 19. Qd4 {0-1 Gemesi,A (2199)-Boros,D (2180) HUN-chT2 0102 2001 (5)}) 5. Nc3 d6 6. e3 Bg4 7. Be2 Nc6 8. a3 e6 9. Qd2 Qe7 10. Bg5 Qd7 11. O-O Nh7 12. Bf4 a6 13. d5 Ne7 14. dxe6 fxe6 15. Rad1 e5 16. Bxe5 dxe5 17. Qc1 Qc8 18. Rd2 O-O 19. Rfd1 Nf6 20. Nxe5 Bxe2 21. Rxe2 Qf5 22. Nf3 Nc6 23. e4 Qc5 24. e5 Ng4 25. Rd5 Qe7 26. e6 Rad8 27. Qd1 Bxc3 28. bxc3 Rxd5 29. Qxd5 Rd8 30. Qe4 Kg7 31. Nd4 Rd6 32. g3 Nf6 33. Qd3 Nxd4 34. cxd4 Rxe6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "11"]
[White "Nascimento, Nicolas Daniel Trindade"]
[Black "Casalaspro, Mathias Andre"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1928"]
[BlackElo "2199"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 b5 7. O-O Bb7 8. c4 ({RR} 8. Nbd2 Nbd7 9. c4 bxc4 10. Nxc4 a5 11. Rc1 Nb6 12. Nfd2 Bxg2 13. Kxg2 a4 14. e4 axb3 15. axb3 Nxc4 16. Rxc4 Nxe4 17. Nxe4 d5 18. Rc5 dxe4 19. Qc2 Ra2 20. Rd1 Bxd4 21. Qxe4 Rxb2 22. Rxd4 Qa8 {1-0 Carlsen,M (2835)-Firouzja,A (2777) Bullet Chess Winners 2023 (3.11)}) ({RR} 8. Qd3 a6 9. Nbd2 Nbd7 10. c4 e6 11. Rac1 c5 12. e3 Qb6 13. Qe2 b4 14. e4 cxd4 15. Bxd4 Qc6 16. Ne1 e5 17. Bb2 Ne8 18. Nd3 Qb6 19. c5 dxc5 20. Qe3 Nd6 21. Bh3 f5 22. exf5 Nxf5 {½-½ Sathish,P (2412)-Casalaspro,M (2060) ch-Panamerican U20 2023 (3.7)}) 8... b4 $146 ({RR} 8... a6 9. Nc3 bxc4 10. bxc4 Nbd7 11. Rb1 Rb8 12. Qc2 Re8 13. e4 e5 14. dxe5 Nxe5 15. Nxe5 dxe5 16. Rfd1 Qe7 17. Nd5 Bxd5 18. cxd5 Rb6 19. Rbc1 Reb8 20. Bc3 Ne8 21. Ba5 Rb2 22. Qa4 Bh6 23. Rc2 {0-1 Magalashvili,D (2456)-Secheres,A (2375) Titled Tuesday intern op 14th April blitz 2020 (3)}) ({RR} 8... bxc4 9. bxc4 Nbd7 10. Nbd2 Re8 11. Qc2 e5 12. dxe5 dxe5 13. e3 Qe7 14. a4 e4 15. Nd4 Nc5 16. Ba3 Qe5 17. Rab1 Rab8 18. Bxc5 Qxc5 19. Rb5 Qd6 20. Rfb1 c5 21. Rxb7 Rxb7 22. Rxb7 cxd4 23. c5 {½-½ Al Maamari,W (1925)-Shah Mihir (1801) FIDE World Rapid Team 2024 (9.12)}) ({RR} 8... bxc4 9. bxc4 Nbd7 10. Nbd2 Rb8 11. Qc2 Ne4 12. Rab1 Nxd2 13. Qxd2 Be4 14. Rbc1 c5 15. e3 Qc7 16. Bc3 Nb6 17. Ba5 Qb7 18. Ne1 Bxg2 19. Nxg2 Qa6 20. Bxb6 Rxb6 21. dxc5 dxc5 22. Nf4 e6 23. Nd3 {0-1 Mukhutdinov,T (2286)-Iljiushenok,I (2516) Titled Tuesday intern op 30th June blitz 2020 (7)}) ({RR} 8... bxc4 9. bxc4 Nbd7 10. Nbd2 Ne4 11. Nxe4 Bxe4 12. Qd2 Rb8 13. Ne1 Bxg2 14. Nxg2 c5 15. Rab1 Nb6 16. Ne3 Qc8 17. d5 Qa6 18. Bxg7 Kxg7 19. Rb3 Nd7 20. Rfb1 Rb6 21. h4 Nf6 22. g4 h6 23. Kg2 {½-½ Ternault,M (2308)-Gabrielian,A (2448) Cappelle Online Rapid op 2021 (7)}) 9. a3 a5 10. axb4 axb4 11. Rxa8 Bxa8 12. Nbd2 Nfd7 13. Qc2 Nc6 14. Ne1 e5 15. e3 exd4 16. exd4 Ne7 17. Nd3 Bxg2 18. Kxg2 c5 19. dxc5 Bxb2 20. Qxb2 Qa8+ 21. Kg1 dxc5 22. Ne5 Nf6 23. Nd3 Nd7 24. Ne5 Nf6 25. Nd3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "7"]
[White "Schiavo, Marcelo Da Silva"]
[Black "Filgueiras, Nathan Felipe"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2059"]
[BlackElo "2316"]
[Annotator "Chessbase"]
[PlyCount "102"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 g6 5. c4 Bg7 6. Nc3 Ne4 7. Nxe4 Bxe4 8. O-O O-O 9. Be3 d6 10. Qd2 c5 11. Bh6 Nd7 12. Bxg7 ({RR} 12. Rfd1 Nf6 13. Rac1 Qc7 14. b3 cxd4 15. Nxd4 Bxg2 16. Kxg2 Qb7+ 17. f3 Rfc8 18. e4 a6 19. a4 Rc5 20. Bxg7 Kxg7 21. Rc2 Nd7 22. Rdc1 Kg8 23. h4 Rac8 24. b4 Re5 25. Rb1 Qa8 26. b5 Rec5 {½-½ Radjabov,T (2788)-Kramnik,V (2797) Olympiad-40 Istanbul 2012 (7.1)}) 12... Kxg7 13. Rac1 ({RR} 13. Rfd1 Nf6 14. Rac1 cxd4 15. Nxd4 Bxg2 16. Kxg2 Rc8 17. b3 Qd7 18. Qd3 a6 19. a4 Rc5 20. e4 Rfc8 21. f3 Kg8 22. Qe2 Qc7 23. Qe1 Qb7 24. h4 e6 25. Qd2 Qe7 26. Re1 Nh5 27. Rcd1 Qf6 {½-½ Mirzoev,A (2429)-Dardha,D (2608) 22nd Spilimbergo Open 2024 (3.1)}) 13... Rc8 $146 ({RR} 13... Nf6 14. Rfd1 Qc7 15. Nh4 Bxg2 16. Nxg2 Qb7 17. Nf4 cxd4 18. Nd5 Nxd5 19. cxd5 Qxd5 20. Qxd4+ Qxd4 21. Rxd4 Rfc8 22. Rdc4 Rxc4 23. Rxc4 b5 24. Rc7 Kf6 25. Kf1 Ke6 26. e4 b4 27. Ke2 a5 28. Kd3 {0-1 Bellia,F (2444)-Short,N (2688) Abu Dhabi op 24th 2017 (4)}) ({RR} 13... Qc7 14. Rfd1 a6 15. Qe3 Nf6 16. a3 e5 17. dxe5 dxe5 18. Rd2 Rfe8 19. Rcd1 h6 20. Rd6 Bb7 21. h3 Re7 22. Nh4 Bxg2 23. Kxg2 Rae8 24. Nf3 Re6 25. Rxe6 {½-½ Stigar,P (2211)-Gorny,M (2050) Berlin Lichtenrade op 13th 2017 (7)}) ({RR} 13... Nf6 14. Rfd1 Qc7 15. Qc3 Rab8 16. Nd2 Bxg2 17. Kxg2 cxd4 18. Qxd4 Qc6+ 19. f3 Rfd8 20. e4 Qa4 21. b3 Qa3 22. Qa1 Qc5 23. Nb1 Rbc8 24. Nc3 Kg8 25. Qb2 Qe5 26. Qf2 Qc5 27. Qb2 Qe5 28. Qf2 {½-½ Pogan,N (2212)-Lizak,P (2457) Pardubice Czech op-A 31st 2020 (4)}) 14. Rfd1 Nf6 15. Bh3 Rb8 16. Qc3 Bc6 17. b3 Kg8 18. dxc5 bxc5 19. Ne5 Bb7 20. Nd3 Qc7 21. Bg2 Bxg2 22. Kxg2 a5 23. Kg1 Rb7 24. Nf4 Ra8 25. Rb1 Rab8 26. Rbc1 a4 27. Rb1 Rb6 28. Qc2 Qb7 29. Rd3 Rb4 30. h4 Qe4 31. f3 Qb7 32. Rc3 e5 33. Nd3 Rb6 34. Nf2 Nh5 35. Kg2 f5 36. Rd1 Nf6 37. Qd2 Kg7 38. bxa4 e4 39. a5 Rb2 40. Qe3 exf3+ 41. Qxf3 Rxe2 42. Qxb7+ Rxb7 43. Rb3 Ra7 44. Kf3 Rxa2 45. Nh3 Ne4 46. Ke3 R7xa5 47. g4 R5a3 48. Rdd3 Rxb3 49. Rxb3 fxg4 50. Kxe4 gxh3 51. Rxh3 Rd2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "27"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "Ferreira, Marcone Fiuza"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1797"]
[BlackElo "1969"]
[Annotator "Chessbase"]
[PlyCount "89"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 g6 6. O-O Bg7 7. Nc3 O-O 8. Qc2 d6 ({RR} 8... c5 9. dxc5 bxc5 10. Bf4 d5 11. cxd5 exd5 12. Na4 c4 13. b3 Nbd7 14. bxc4 Rc8 15. Qb3 Ba6 16. cxd5 Bc4 17. Qa3 Nxd5 18. Bg5 Qa5 19. Rad1 N7b6 20. Nxb6 Qxa3 21. Nxc4 Rxc4 22. Rxd5 Qxa2 23. Nd2 {0-1 Svane,R (2616)-Rakhmanov,A (2635) Titled Tue 21st Feb Early 2023 (10)}) ({RR} 8... c5 9. dxc5 bxc5 10. Rd1 Nc6 11. Nb5 Ne8 12. Bg5 Qb6 13. Rxd7 a6 14. Nc3 Nd4 15. Rxb7 Nxc2 16. Rxb6 Nxa1 17. Be7 Nc7 18. Bxf8 Kxf8 19. Rb7 Rc8 20. Na4 Ne8 21. Ng5 Rc7 22. Rb8 Ke7 23. Ne4 {1-0 Mizzi,J (2043)-Krallis,C (2330) Titled Tue 9th Jan Early 2024 (3)}) 9. e4 Nbd7 10. Bg5 h6 11. Bf4 $146 ({RR} 11. Be3 a6 12. h3 c5 13. Rfd1 Qc7 14. b3 Rac8 15. Rac1 Qb8 16. d5 exd5 17. exd5 Rfe8 18. Re1 Ba8 19. g4 b5 20. Bf4 b4 21. Ne2 a5 22. Ng3 Qc7 23. Nd2 Nb6 24. Nde4 Nxe4 25. Nxe4 Be5 {1-0 Salcedo,D (1898)-Matta,P (1855) COL-chT rapid (Women) 2019 (5.2)}) ({RR} 11. Bxf6 Bxf6 12. Rfe1 Bg7 13. Rad1 Qe7 14. e5 Rac8 15. exd6 cxd6 16. Qd3 Rfd8 17. b3 a6 18. a4 Nf6 19. h3 Qc7 20. Nd2 d5 21. Ne2 Qb8 22. Rc1 dxc4 23. Nxc4 Bxg2 24. Kxg2 Nd5 25. Qe4 b5 {0-1 Putri,R (1897)-Nazari,A (2287) Titled Tuesday intern op 22nd Feb Early blitz 2022 (1)}) 11... Nh5 12. Be3 Qe7 13. Rfe1 Rfd8 14. Rad1 a6 15. b3 c5 16. d5 e5 17. Nh4 Bc8 18. Bh3 Nf4 19. Bg4 h5 20. Bf3 Nf8 21. Ne2 Nh7 22. Qd2 Ng5 23. Nxf4 exf4 24. Bxf4 Nh3+ 25. Kh1 Nxf4 26. Qxf4 Bf6 27. Qe3 Bg5 28. Qe2 Bxh4 29. gxh4 Qxh4 30. e5 dxe5 31. Qxe5 Bg4 32. Bxg4 Qxg4 33. Qg3 Qd7 34. Re5 Kh7 35. Rde1 Re8 36. Qg5 Kg7 37. Re7 Rxe7 38. Rxe7 Qh3 39. Kg1 Rf8 40. d6 Qd3 41. Qe5+ Kg8 42. Kg2 Qd2 43. Re8 Qh6 44. d7 f6 45. Rxf8+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "61"]
[White "Dos Santos, Gilvan Nobrega"]
[Black "Neto, Odilon Romano"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "1898"]
[BlackElo "1782"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d6 5. Bg2 Be7 6. O-O O-O 7. d4 h6 8. h3 ({RR} 8. e3 Bf5 9. b3 Re8 10. Bb2 Bf8 11. Nh4 Bh7 12. dxe5 dxe5 13. Nd5 Nxd5 14. Bxd5 Nb4 15. Bxb7 Rb8 16. Bf3 g5 17. Ng2 e4 18. Bh5 Qxd1 19. Rfxd1 Nd3 20. Bc3 Bg7 21. Bxg7 Kxg7 22. Rd2 a5 {1-0 Firouzja,A (2785)-Demchenko,A (2623) Titled Tue 25th Apr Late 2023 (6)}) 8... a6 ({RR} 8... Bf5 9. dxe5 dxe5 10. Be3 Be6 11. b4 Bxb4 12. Qb3 Qc8 13. Nd5 Be7 14. Nxe5 Bxd5 15. Ng6 fxg6 16. cxd5 Na5 17. Qa4 b6 18. d6 Bxd6 19. Bxa8 Qxa8 20. Rac1 Re8 21. Qc2 Kh7 22. Bd4 Qe4 23. Rfd1 {0-1 Aradhya,G (2385)-Demchenko,A (2609) Titled Tue 23rd Apr Early 2024 (9)}) 9. e3 $146 ({RR} 9. e4 Rb8 10. a4 exd4 11. Nxd4 Nxd4 12. Qxd4 Re8 13. Be3 Bd7 14. f4 Bf8 15. Bf2 Bc6 16. Rfe1 g6 17. Re2 Bg7 18. Qd2 a5 19. Rd1 Nd7 20. Nd5 Bxa4 21. Ra1 Bc6 22. Rxa5 b5 23. Ra7 bxc4 {1-0 Kot,J (2068)-Jagodzinski,P (2189) POL-ch Rapid 2017 (8)}) 9... Re8 10. a3 Bf5 11. b4 Qc8 12. g4 exd4 13. Nxd4 Nxd4 14. Qxd4 Be6 15. f4 c5 16. bxc5 dxc5 17. Qd3 Rb8 18. f5 Rd8 19. Qe2 Bd7 20. e4 Bc6 21. Bf4 Ra8 22. e5 Bxg2 23. Qxg2 Nh7 24. Nd5 Qd7 25. Rad1 Kf8 26. f6 gxf6 27. Bxh6+ Ke8 28. Nxf6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "42"]
[White "Silva, Juliana Figueira Theophilo"]
[Black "Correa, Leonardo D`avila"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "1859"]
[BlackElo "1677"]
[Annotator "Chessbase"]
[PlyCount "117"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. g3 Bg7 9. Bg2 O-O 10. O-O Nbd7 11. h3 Qc7 12. Qc2 Rfb8 13. Rd1 Nb6 14. e4 Nfd7 15. Rb1 ({RR} 15. b3 Qb7 16. Rb1 Rc8 17. Bb2 Ne5 18. Nxe5 Bxe5 19. f4 Bd4+ 20. Kh2 e5 21. fxe5 Bxe5 22. Bf1 Nd7 23. Bxa6 Rxa6 24. Ba1 Qb4 25. a4 Re8 {½-½ Abdulkarimli,E (1838)-Hashimov,A (1489) Guba Open 2023 (7.7)}) 15... Ne5 $146 ({RR} 15... Nc4 16. Bg5 Nde5 17. Ne1 h6 18. Bc1 Qa5 19. a4 Nd7 20. Na2 Ra7 21. Bf1 Nce5 22. Bd2 Qb6 23. Bxa6 Qxa6 24. b3 Qe2 25. Kg2 c4 26. Nc3 cxb3 27. Rxb3 Qc4 28. Rxb8+ Nxb8 29. Rb1 Na6 30. f4 {0-1 Knoll,G-Gallo,J (2245) GER-chT univ 1987 (4)}) 16. Nxe5 Bxe5 17. b3 Nd7 18. Kh1 Bc8 19. a3 Bg7 20. f4 Qa5 21. Ne2 Ba6 22. Bf1 Rb7 23. Ng1 Bxf1 24. Rxf1 Rab8 25. Ne2 Qa6 26. Rf3 c4 27. b4 Nc5 28. Bb2 Bxb2 29. Rxb2 Nd3 30. Rb1 Qxa3 31. Qxc4 Ne5 32. Qc3 Qa2 33. Rff1 Qxe2 34. fxe5 Qxe4+ 35. Qf3 Qxf3+ 36. Rxf3 Rxb4 37. Rbf1 Rf8 38. exd6 exd6 39. Rf6 Rb2 40. Rxd6 Re8 41. Rdf6 Ree2 42. R1f3 Re1+ 43. Rf1 Re3 44. Rxf7 Rxg3 45. Rf8+ Kg7 46. R1f7+ Kh6 47. Rf3 Rxf3 48. Rxf3 Rd2 49. d6 Rxd6 50. Kg2 g5 51. Kg3 Kg6 52. Rb3 h5 53. Ra3 Kf6 54. Rf3+ Ke5 55. Re3+ Kd4 56. Re8 Kd3 57. Re5 Rg6 58. h4 gxh4+ 59. Kxh4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "47"]
[White "Pereira, Arthur Macedo"]
[Black "Jurado, Laura Alves"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "1940"]
[BlackElo "1612"]
[Annotator "Chessbase"]
[PlyCount "43"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 c5 3. d5 d6 4. c4 b5 5. cxb5 a6 6. bxa6 Bxa6 7. Nc3 g6 8. g3 Bg7 9. Bg2 Nbd7 10. h3 O-O 11. O-O Qc7 12. Re1 ({RR} 12. a4 Rfb8 13. Rb1 Qa7 14. b3 Ne8 15. Bb2 c4 16. Nb5 Bxb5 17. Bxg7 Nxg7 18. axb5 c3 19. Nd4 Qa2 20. Rc1 Ra3 21. Rxc3 Nc5 22. Rc2 {1-0 Narayanan,S (2559)-Gheorghiu,C (2310) Titled Tuesday intern op 20th Sep Early blitz 2022 (5)}) ({RR} 12. Qc2 Rfb8 13. Rd1 Nb6 14. e4 Nfd7 15. b3 Qb7 16. Rb1 Rc8 17. Bb2 Ne5 18. Nxe5 Bxe5 19. f4 Bd4+ 20. Kh2 e5 21. fxe5 Bxe5 22. Bf1 Nd7 23. Bxa6 Rxa6 24. Ba1 Qb4 25. a4 Re8 {½-½ Abdulkarimli,E (1838)-Hashimov,A (1489) Guba Open 2023 (7.7)}) 12... Rfb8 13. Qc2 c4 14. Be3 $146 ({RR} 14. Rb1 Nc5 15. Be3 Bc8 16. Bxc5 Qxc5 17. e4 Nh5 18. Kh2 Ra7 19. a3 Rb3 20. Nd1 Rab7 21. Nd2 Rxb2 22. Nxb2 Qxf2 23. Nbxc4 Qxg3+ 24. Kg1 Bd4+ 25. Kh1 Qf4 26. Nf1 Rc7 27. Qd2 Qf6 28. Nce3 Bc5 {1-0 Willeke,L (1605)-Zucker,S (1810) Hannover Region-ch 2012 (6)}) 14... Nb6 15. Nd4 Bb7 16. Nc6 Bxc6 17. dxc6 Ra5 18. b4 cxb3 19. axb3 Rxa1 20. Rxa1 Ra8 21. Rxa8+ Nxa8 22. Nb5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "7"]
[White "Perdomo, Leandro"]
[Black "Oliveira, Israel Flavio Feliciano"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2359"]
[BlackElo "1839"]
[Annotator "Chessbase"]
[PlyCount "124"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4 Bg7 9. h3 Rg8 $146 ({RR} 9... O-O 10. g4 Re8 11. Nd2 b6 12. Bg2 Ra7 13. Nc4 Bf8 14. Qd3 Rd7 15. Ra3 b5 16. axb5 axb5 17. Nxb5 Ba6 18. Ra5 Rb7 19. Rxa6 Nxa6 20. Nbxd6 Bxd6 21. Nxd6 Qa5+ 22. Qd2 Qxd2+ 23. Bxd2 Rxb2 24. Nxe8 {1-0 Kertesz,A (2246)-Hofstetter,H (2176) GER-ch Army 15th 2004 (4)}) ({RR} 9... Qe7 10. e3 O-O 11. Be2 h6 12. Nd2 Nbd7 13. O-O Rb8 14. Nc4 Ne8 15. a5 g5 16. Bh2 Ne5 17. Nb6 Bf5 18. Re1 Bg6 19. Ra3 Nd7 20. Rb3 Nxb6 21. Rxb6 Rd8 22. Nb1 f5 23. Na3 Rf7 24. Nc4 {1-0 Riazantsev,A (2689)-Lovkov,R (2414) EU-ch rapid Warsaw 2010 (9)}) ({RR} 9... O-O 10. e4 Re8 11. Nd2 Nh5 12. Be3 f5 13. exf5 Rxe3+ 14. fxe3 Qh4+ 15. Ke2 Ng3+ 16. Kd3 Bxf5+ 17. e4 Nxh1 18. Qf3 Nf2+ 19. Ke2 Bxc3 20. bxc3 Nxe4 21. Nxe4 Qxe4+ 22. Qxe4 Bxe4 23. c4 Nd7 24. Ke3 {0-1 Ho,I (1762)-Bambino Filho,A (2169) Titled Tue 2nd Apr Early 2024 (7)}) ({RR} 9... O-O 10. Nd2 Nh5 11. Bh2 f5 12. Nc4 f4 13. Ne4 Nd7 14. Nexd6 Nb6 15. Qd2 Nxc4 16. Nxc4 Bd7 17. a5 Qf6 18. Nb6 Rad8 19. O-O-O c4 20. e4 c3 21. Qxc3 Rc8 22. Bc4 Qxb6 23. axb6 Bxc3 24. bxc3 {0-1 Navarovszky,L-Szabo,L HUN-ch15 Final 1959 (12)}) ({RR} 9... Qe7 10. e3 Bf5 11. Nd2 O-O 12. Nc4 Rd8 13. Be2 Ne4 14. Nxe4 Qxe4 15. O-O Qe7 16. Qb3 Be5 17. Bxe5 dxe5 18. Rfd1 Bc8 19. Nb6 Ra7 20. Rac1 Qd6 21. Nc4 Qf6 22. a5 Nd7 23. Bg4 Qg5 24. e4 {1-0 Rychagov,A (2543)-Tolias,F (1833) Rethymno op 6th 2014 (1)}) 10. Rb1 Rh8 11. Ra1 Rg8 12. Rb1 Rh8 13. Ra1 Rg8 14. Rb1 Rh8 15. Rc1 Rg8 16. Ra1 Rh8 17. Rc1 Rg8 18. Rb1 Rh8 19. Ra1 Rg8 20. Rb1 Rh8 21. Ra1 Rg8 22. Rb1 Rh8 23. Ra1 Rg8 24. Rb1 Rh8 25. Ra1 Rg8 26. Rb1 Rh8 27. Rc1 Rg8 28. Rb1 Rh8 29. Rc1 Rg8 30. Rb1 Rh8 31. Rc1 Rg8 32. Rb1 Rh8 33. Rc1 Rf8 34. Ra1 Ng8 35. e3 Qf6 36. Rb1 Kd8 37. Ra1 Re8 38. Nd2 Nd7 39. Rb1 Nb8 40. Ra1 Nd7 41. Rb1 Rf8 42. Ra1 Re8 43. Rb1 Rf8 44. Ra1 Re8 45. Be2 Rf8 46. Rb1 Re8 47. Ra1 Rf8 48. Rb1 Re8 49. Ra1 Nf8 50. Rb1 Nd7 51. Ra1 Rf8 52. Kf1 Re8 53. Rg1 Qe5 54. Bh2 f5 55. Bg3 Nh6 56. Bh2 Ng8 57. Qc2 Qe7 58. Bg3 Qf8 59. Bh2 Qf7 60. Ke1 Nb6 61. a5 Bxc3 62. bxc3 Nxd5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Oliveira, Olavo Tadeu Carvalh"]
[Black "Nascimento, Daniel Rojas"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "1751"]
[BlackElo "1948"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. h3 O-O 9. Bd3 Re8 10. O-O a6 11. a4 Nbd7 12. Bf4 Qc7 13. Nd2 Nh5 14. Bh2 Ne5 ({RR} 14... Be5 15. f4 Bd4+ 16. Kh1 Rb8 17. e5 dxe5 18. f5 Nf4 19. Nf3 Nf6 20. fxg6 hxg6 21. Ng5 Qd8 22. Bc4 Bxc3 23. d6 Bd4 24. Nxf7 Qb6 25. Nxe5+ Kg7 26. Nf3 Be3 27. Ng5 N6h5 28. d7 Rd8 29. Qf3 {1-0 Drygalov,S (2547)-Nakamura,H (2788) Titled Tue 30th Jan Early 2024 (5)}) 15. Be2 Nf6 16. Re1 $146 ({RR} 16. f4 Ned7 17. Qc2 Rb8 18. Kh1 b6 19. Rae1 Bb7 20. Nc4 Ba8 21. Nd2 Bb7 22. Bc4 Re7 23. Qd3 Ra8 24. e5 Ne8 25. Nde4 f5 26. Nxd6 Nxd6 27. exd6 Qxd6 28. Rxe7 Qxe7 29. d6+ {1-0 Labra Carreno,M (1968)-Vergara Castillo,B (1976) Santiago Endesa Interempresas tt-B 2009 (11)}) ({RR} 16. f4 Ned7 17. Bf3 Rb8 18. a5 b5 19. axb6 Rxb6 20. Nc4 Rb4 21. Qd3 Nb6 22. Na5 Rd4 23. Qc2 Nc4 24. Nxc4 Rxc4 25. e5 Nd7 26. e6 Bd4+ 27. Kh1 Nf6 28. f5 Bb7 29. Qe2 Rb4 30. fxg6 fxg6 {1-0 Denishev,M (2255)-Haack,K (2303) Titled Tue 16th May Late 2023 (6)}) ({RR} 16. f4 Ned7 17. Qc2 Kh8 18. Nc4 Ng8 19. Kh1 Nb6 20. Nd2 Ne7 21. a5 Nd7 22. Bd3 b5 23. axb6 Nxb6 24. Nc4 Nxc4 25. Bxc4 f5 26. e5 dxe5 27. Rad1 Rd8 28. fxe5 Qb6 29. Rfe1 Bb7 30. e6 Qb4 {1-0 Kalaiyalahan,A (1989)-Antova,G (1712) EU-ch U12 Girls 23rd 2013 (7)}) 16... Rb8 17. f4 Ned7 18. e5 dxe5 19. fxe5 Nxe5 20. Nc4 Nfd7 21. Bg4 f5 22. Bf3 Qd8 23. Kh1 b5 24. axb5 axb5 25. Nd6 Re7 26. Ndxb5 Rb6 27. d6 Re8 28. Nc7 Rf8 29. Ne6 Qf6 30. Nxf8 Qxf8 31. Qd5+ Kh8 32. Bxe5 Bxe5 33. Rad1 Bb7 34. Qe6 Bxf3 35. gxf3 Rxd6 36. Rxd6 Qxd6 37. Qxd6 Bxd6 38. Rd1 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "22"]
[White "Pimenta, Jeronimo Marques"]
[Black "Oliveira, Israel Flavio Feliciano"]
[Result "1/2-1/2"]
[ECO "A77"]
[WhiteElo "2047"]
[BlackElo "1839"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 a6 8. a4 Bg7 9. Be2 O-O 10. O-O Re8 11. Nd2 Nbd7 12. h3 Rb8 13. a5 Ne5 $146 ({RR} 13... b5 14. axb6 Nxb6 15. Qc2 Qc7 16. Nb3 c4 17. Na5 Bd7 18. Be3 Bb5 19. Ra2 Nfd7 20. Nxb5 axb5 21. Nc6 Rb7 22. b3 cxb3 23. Qxb3 Na4 24. f3 Nc3 25. Rc2 Nxe2+ 26. Rxe2 Ne5 27. Rc2 Nc4 28. Bf2 {0-1 Alatortsev,V-Soos,B Tbilisi 1965}) ({RR} 13... b5 14. axb6 Nxb6 15. Bd3 g5 16. f4 gxf4 17. Rxf4 Nbd7 18. Nc4 Ne5 19. Nxe5 Rxe5 20. Rf3 Nd7 21. Rg3 Nf8 22. Bxa6 Ng6 23. Bxc8 Qxc8 24. Ra7 Rb7 25. Rxb7 Qxb7 26. Rf3 Re8 27. Rf1 Ne5 28. Qh5 {1-0 Hammer,J (2701)-Hou,Y (2667) Norway Chess Qualifier 2016 (3)}) ({RR} 13... Qc7 14. Ra3 Bf8 15. Qc2 b5 16. axb6 Rxb6 17. Nc4 Rb4 18. Bf4 Nb6 19. b3 Nxc4 20. Bxc4 Rb6 21. Bh2 Qe7 22. Re1 Nd7 23. f4 Bg7 24. Ra2 Bd4+ 25. Kh1 Kh8 26. Qd3 Bb7 27. Rae2 f6 28. Bg1 {1-0 Brunello,S (2515)-Constantin,E (1731) Grand Prix Bucharest 2024 (1.9)}) ({RR} 13... Qc7 14. Kh1 b5 15. axb6 Rxb6 16. Nc4 Rb4 17. Bd3 Nb6 18. Na5 Bd7 19. Re1 Nh5 20. Ra2 Bd4 21. Kg1 Qd8 22. Nc6 Bxc6 23. dxc6 Qf6 24. Qf3 Qxf3 25. gxf3 Rc8 26. Nd5 Nxd5 27. exd5 Nf6 28. Bxa6 {1-0 Hammer,J (2630)-Pantsulaia,L (2589) PRO League KO Stage rapid 2017 (4.5)}) ({RR} 13... Qc7 14. Re1 b5 15. axb6 Nxb6 16. Qc2 Ra8 17. Nc4 Bd7 18. Bf4 Nxc4 19. Bxc4 Qb6 20. Ra2 Bb5 21. Qb3 Rab8 22. f3 Nd7 23. Rea1 Ne5 24. Bxe5 Bxe5 25. Kh1 Qd8 26. Bxb5 axb5 27. Ne2 Qh4 28. Qe3 {0-1 Blijlevens,P (1951)-Cebula,J (1994) Helmond De Legibus op rapid 2014 (7)}) 14. f4 Ned7 15. Ra3 b5 16. axb6 Nxb6 17. Bxa6 Bxa6 18. Rxa6 Nh5 19. Qf3 Qh4 20. Nb3 Nc4 21. Ne2 f5 22. exf5 Rxb3 23. Qxb3 Rxe2 24. Ra8+ Kf7 25. Ra7+ Kg8 26. Ra8+ Kf7 27. Ra7+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "5"]
[White "Do Valle Cardoso, Lucas"]
[Black "Hubner, Jessica Trindade"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2365"]
[BlackElo "1845"]
[Annotator "Chessbase"]
[PlyCount "61"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 f5 2. d4 Nf6 3. Nc3 d6 4. Nf3 e6 5. d5 $146 ({RR} 5. e3 Be7 6. Bd3 O-O 7. O-O c6 8. Bc2 d5 9. cxd5 cxd5 10. Bd2 Nc6 11. Qe2 a6 12. a3 Bd6 13. b4 Ne4 14. b5 Nxc3 15. Bxc3 axb5 16. Qxb5 Rxa3 17. Rxa3 Bxa3 18. Ra1 Bd6 19. Bd3 Qc7 {0-1 Walker,G-De Saint Amant,P Match Saint Amant -Walker +5-1=0 1836}) ({RR} 5. h3 Be7 6. Bf4 Ne4 7. Nxe4 fxe4 8. Nd2 O-O 9. e3 d5 10. Rc1 Nc6 11. cxd5 exd5 12. Bb5 Rxf4 13. exf4 Nxd4 14. Be2 Qd6 15. Bg4 Qxf4 16. Bxc8 Rxc8 17. Qg4 Qxg4 18. hxg4 c5 19. Nf1 Ne6 {0-1 Georgiev,V (2532)-Sikula,V (2515) FRA-chT1B 0607 2006 (4.1)}) ({RR} 5. e3 Be7 6. Bd3 O-O 7. Qc2 Na6 8. a3 c6 9. O-O Qe8 10. e4 Qh5 11. e5 dxe5 12. dxe5 Ne8 13. Be2 Qg6 14. Rd1 Nec7 15. b4 b6 16. Ne1 Qe8 17. Bf3 Bb7 18. Qe2 Rd8 19. Ra2 Rxd1 {½-½ Prielozny,E (1958)-Galbavy,D (1915) SVK-chT2C 0809 2008 (8.6)}) ({RR} 5. e3 Be7 6. Bd3 d5 7. O-O O-O 8. Ne2 c6 9. Ne5 Bd6 10. b3 Nbd7 11. f4 Ne4 12. Qe1 Ndf6 13. Ng3 Bd7 14. Nxe4 Nxe4 15. Bxe4 fxe4 16. Bd2 Qe7 17. Nxd7 Qxd7 18. Bb4 Rf6 19. Bxd6 Qxd6 {½-½ Prucha,K-Novotny,O Prague International 1943 (11)}) ({RR} 5. e3 Be7 6. Bd3 O-O 7. O-O Qe8 8. e4 fxe4 9. Nxe4 Nxe4 10. Bxe4 Qh5 11. Be3 h6 12. Bd3 Nd7 13. Qc2 e5 14. Bg6 Qg4 15. h3 Qe6 16. d5 Qf6 17. Rae1 Nb6 18. Bh7+ Kh8 19. Be4 Bf5 {0-1 Sarosy,Z-Dobrich,W Toronto 1967 (3)}) 5... e5 6. e4 Be7 7. Bd3 f4 8. g3 fxg3 9. hxg3 Bg4 10. Be2 Nbd7 11. Ng5 Bxe2 12. Qxe2 Nf8 13. Be3 Qd7 14. O-O-O a6 15. f4 Ng4 16. f5 Nxe3 17. Qxe3 Qd8 18. Nf3 Qd7 19. Kb1 b6 20. g4 O-O-O 21. c5 bxc5 22. Nd2 Kb7 23. Nc4 Rb8 24. Na5+ Kc8 25. Nc6 Rb6 26. Na4 Rb5 27. Qa3 Kb7 28. Rd3 Bg5 29. Rb3 Rb6 30. Nxb6 cxb6 31. Rxb6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "49"]
[White "Ishida, Leopoldo Tetsuo"]
[Black "De Souza, Marcus Vinicius Nora"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1688"]
[Annotator "Chessbase"]
[PlyCount "129"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 f5 2. c4 d6 3. Nf3 Nf6 4. Nc3 g6 5. Bg5 Bg7 6. e3 O-O 7. Be2 c6 8. O-O Nbd7 ({RR} 8... h6 9. Bh4 Qe8 10. d5 Na6 11. Nd4 Bd7 12. Rc1 Rc8 13. a3 g5 14. Bg3 Nc5 15. f3 cxd5 16. cxd5 Qf7 17. b4 Na6 18. Qb3 f4 19. Bf2 fxe3 20. Bxe3 Nc7 21. Bc4 Kh8 22. a4 Qg6 23. Rcd1 {1-0 Korobov,A (2692)-Lu,S (2627) Wch Blitz Doha 2016 (16)}) 9. b4 h6 10. Bxf6 Nxf6 11. Qb3 $146 ({RR} 11. Nd2 e5 12. dxe5 dxe5 13. e4 Qd4 14. Qc2 fxe4 15. Ndxe4 Bf5 16. Nxf6+ Bxf6 17. Qb3 e4 18. Na4 Qd2 19. Rae1 Rad8 20. c5+ Kg7 21. Bc4 Bd4 22. Re2 Qf4 23. g3 Qe5 24. Nb2 Bg4 25. Nd3 Qf5 {0-1 Otones Lopez,J (1594)-Carrasco Holgado,D (2049) Girona-ch  2017 (1)}) 11... Be6 12. Rac1 Bf7 13. Rfd1 Qe8 14. d5 Rd8 15. a4 e5 16. dxc6 Qxc6 17. Nd5 Nxd5 18. cxd5 Qd7 19. Bb5 Qe7 20. Rc2 a6 21. Be2 Rc8 22. Rdc1 Rxc2 23. Rxc2 Qd7 24. b5 Rc8 25. bxa6 bxa6 26. Bxa6 Rxc2 27. Qxc2 Bxd5 28. Bb5 Qb7 29. Ne1 Kh7 30. Qd2 Bf6 31. Qb4 Be7 32. Qa5 Qa8 33. Qc7 Qb7 34. Qa5 Qa8 35. Ba6 Bd8 36. Qb5 Bc6 37. Qd3 Bc7 38. Qc4 d5 39. Qc5 Bd8 40. Bb5 Bxb5 41. Qxb5 Qa5 42. Qxa5 Bxa5 43. Nd3 Bc3 44. Nc5 d4 45. exd4 Bxd4 46. Nb7 Kg7 47. Kf1 Kf6 48. Ke2 Ke7 49. Na5 Kd7 50. Nb3 Ba7 51. f3 Kd6 52. Kd3 Kd5 53. a5 e4+ 54. fxe4+ fxe4+ 55. Ke2 Kc6 56. Nd2 e3 57. Nc4 Kb5 58. Nxe3 Kxa5 59. Kf3 Bb8 60. h3 Kb5 61. Nd5 h5 62. Nf4 g5 63. Nxh5 Bc7 64. Kg4 Kc5 65. Kxg5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "4"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Santiago, Yago De Moura"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "2057"]
[BlackElo "2455"]
[Annotator "Chessbase"]
[PlyCount "54"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e6 2. Nc3 f5 3. d4 Nf6 4. Nf3 Bb4 5. Bd2 O-O 6. e3 Bxc3 ({RR} 6... d6 7. a3 Bxc3 8. Bxc3 Ne4 9. Qc2 b6 10. O-O-O Bb7 11. h4 Nd7 12. d5 e5 13. h5 Ndc5 14. Nh4 Nxc3 15. Qxc3 a5 16. Bd3 Nxd3+ 17. Qxd3 Qf6 18. Qc3 a4 19. Kb1 Ra5 20. Rc1 Bc8 21. Nf3 {0-1 Ratkovic,M (2427)-Sedlak,N (2600) SRB-ch 12th Novi Sad 2018 (6)}) 7. Bxc3 Ne4 8. Rc1 ({RR} 8. Qc2 b6 9. Be2 d6 10. O-O Nxc3 11. Qxc3 Qf6 12. Rac1 Nd7 13. b4 a5 14. a3 axb4 15. axb4 c5 16. bxc5 bxc5 17. Rb1 Ra7 18. Ra1 Rxa1 19. Rxa1 f4 20. exf4 Qxf4 21. Qe3 Qf6 22. Rd1 Bb7 {½-½ Okrajek,A (2156)-Burkhardt,H (2067) 3rd Kurt-Pape-Open 2024 (4.4)}) 8... d6 9. g3 $146 ({RR} 9. Be2 b6 10. O-O Bb7 11. Qb3 Rf6 12. c5 Rg6 13. cxd6 cxd6 14. Ne1 Nd7 15. f3 Bd5 16. Bc4 Bxc4 17. Qxc4 Rc8 18. Qb3 Nxc3 19. Rxc3 Rxc3 20. Qxc3 Nf6 21. Qb3 Nd5 22. g3 f4 23. exf4 Nxf4 {½-½ Hartl,D (2275)-Radnetter,G (2278) AUT-chT2M 1213 2012 (5.3)}) ({RR} 9. Bd3 Nd7 10. O-O Qe8 11. Qc2 Qg6 12. Nd2 Nxc3 13. Qxc3 e5 14. dxe5 dxe5 15. f3 Nc5 16. Bb1 Qf6 17. b4 Nd7 18. c5 b5 19. cxb6 Nxb6 20. e4 Qd6 21. Rfd1 Ba6 22. Nb3 Qe7 23. Nc5 Bc4 {0-1 Fitzke,U (1992)-Frey,A (1981) Feffernitz Raika op 22nd 2013 (8)}) ({RR} 9. Be2 Nd7 10. O-O Nxc3 11. Rxc3 Nf6 12. b4 Qe7 13. Qb3 a5 14. b5 b6 15. Nd2 Bb7 16. c5 bxc5 17. dxc5 dxc5 18. Rfc1 Rfd8 19. Qb2 Nd7 20. Nb3 Qg5 21. Bf1 Qf6 22. Qe2 c6 23. Qf3 Ne5 {½-½ Zhukova,N (2482)-Manakova,M (2288) SRB-chT (Women) 2015 (7.4)}) 9... a5 10. Bg2 Qe7 11. O-O Kh8 12. Be1 e5 13. Nd2 Nf6 14. c5 e4 15. cxd6 cxd6 16. Nc4 Be6 17. Nxa5 b6 18. Nc4 Rxa2 19. Qb3 Ra6 20. Qb4 Nd5 21. Qxd6 Qe8 22. Ne5 Bg8 23. Nc6 Nd7 24. Ne5 Nb8 25. Nc6 Nd7 26. Ne5 Nb8 27. Nc6 Nd7 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "42"]
[White "Santana, Leandro Aurelio Da S"]
[Black "Correa, Leonardo D`avila"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1845"]
[BlackElo "1677"]
[Annotator "Chessbase"]
[PlyCount "58"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. e5 Ne4 8. Bd2 Bxc3 9. bxc3 Nxd2 ({RR} 9... c5 10. dxc5 Nxc5 11. h4 Nbd7 12. Rh3 Qc7 13. Kf1 Ne4 14. Re1 Nxe5 15. Nxe5 Qxe5 16. Bb5+ Kf8 17. Bc1 Rc8 18. Bd3 f6 19. c4 Kf7 20. Kg1 Qd6 21. cxd5 exd5 22. Re3 Rhe8 23. Ba3 Qd7 24. c4 {1-0 Bachmann,A (2646)-Donchenko,A (2563) FRA-chT Top 12 2017 (7.2)}) ({RR} 9... c5 10. Bxe4 dxe4 11. Ng5 cxd4 12. Nxe4 O-O 13. Nd6 dxc3 14. Bxc3 Ba6 15. Qe3 Nd7 16. h4 Nc5 17. O-O-O Qc7 18. Rh3 Na4 19. Bd4 Rac8 20. Rd2 Rfd8 21. Rg3 g6 22. h5 Rxd6 23. hxg6 Rxd4 24. gxh7+ {1-0 Arnold,K-Weihrauch,J (2272) Titled Tue 4th Jun Late 2024 (9)}) 10. Qxd2 Nd7 11. c4 $146 ({RR} 11. O-O O-O 12. Rad1 c5 13. Rfe1 Rc8 14. Qf4 h6 15. c4 cxd4 16. Qxd4 dxc4 17. Bxc4 Bxf3 18. gxf3 Qg5+ 19. Kh1 Nc5 20. Qg4 Qxg4 21. fxg4 Rfd8 22. Kg2 Kf8 23. f4 Ke7 24. Kf3 Na4 25. Bb3 Nc3 {0-1 Tokplo,V (1167)-Nguyen,T (1691) FRA-ch U12 Girls 2017 (1.2)}) ({RR} 11. Qg5 Qxg5 12. Nxg5 h6 13. Nf3 Nb8 14. O-O Ba6 15. Rac1 Kd7 16. Nd2 c5 17. f4 g6 18. g4 Bxd3 19. cxd3 cxd4 20. cxd4 Nc6 21. Nb3 Nb4 22. a3 Nxd3 23. Rc3 Nb2 24. f5 gxf5 25. gxf5 Rag8+ {0-1 Laureckis,A (1555)-Vysniauskas,V Plunge op 34th 2014 (5)}) ({RR} 11. O-O h6 12. Rfe1 Qe7 13. a4 a5 14. Qe2 O-O 15. h3 c5 16. Bb5 Rfc8 17. Reb1 Bc6 18. Ba6 Rc7 19. Rb2 c4 20. Bb5 Bxb5 21. Rxb5 Rb8 22. Nd2 f6 23. exf6 Qxf6 24. Nb1 Rc6 25. Na3 Rf8 {½-½ Akcapinar,Y (1745)-Meya,C (1837) Ruhrgebiet Bezirksliga 16/17 2016 (11.5)}) 11... dxc4 12. Bxc4 Bxf3 13. gxf3 Qh4 14. Bb5 Rd8 15. c3 O-O 16. Qe3 c5 17. Ke2 cxd4 18. cxd4 Nb8 19. Rad1 a6 20. Bc4 Rc8 21. Bb3 Rfd8 22. Rd2 Nc6 23. d5 exd5 24. Bxd5 Nxe5 25. Qxe5 Re8 26. Bxf7+ Kxf7 27. Rd7+ Kf8 28. Qxe8+ Rxe8+ 29. Kf1 Qh3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "63"]
[White "Borsato, Ana Carolina Teodoro"]
[Black "Pfitzner, Paulo Henrique"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1892"]
[BlackElo "1705"]
[Annotator "Chessbase"]
[PlyCount "73"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 b6 2. d4 d5 ({RR} 2... Ba6 3. Bxa6 Nxa6 4. Nf3 e6 5. O-O g6 6. Nc3 h6 7. e5 Rb8 8. d5 Bb4 9. Ne4 f5 10. exf6 Rh7 11. Qe2 b5 12. Rd1 Nc5 13. Nxc5 Bxc5 14. dxe6 Nxf6 15. exd7+ Kf8 16. Ne5 Rxd7 17. Bxh6+ {1-0 Kasparov,G (2849)-Print It Kasparov sim ACE 2000}) 3. e5 ({RR} 3. exd5 Qxd5 4. Nc3 Qd8 5. Bf4 c6 6. Bc4 e6 7. Nf3 Bd6 8. Bxd6 Qxd6 9. O-O Bb7 10. Ne5 Nd7 11. Re1 Nh6 12. Qd2 O-O-O 13. Rad1 Nxe5 14. Rxe5 Ng4 15. Rh5 g5 16. Rh3 h5 17. Be2 Nf6 {1-0 Voltolini,G-Leite,G (1537) Santa Catarina-ch 64th  2020 (4)}) 3... f6 4. Bd3 $146 ({RR} 4. exf6 Nxf6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 e6 8. O-O c5 9. Re1 Kf7 10. Qe2 Ne4 11. Bxe4 dxe4 12. Qxe4 Qd5 13. Qxd5 exd5 14. Nc3 Nc6 15. dxc5 Bxc5 16. Nxd5 Rad8 17. c4 Nd4 18. Bg5 Rxd5 {1-0 Benitez Galeano,A (1674)-Martinez Diaz,J Asuncion IRT op  2015 (1)}) 4... fxe5 5. Qh5+ Kd7 6. dxe5 e6 7. Nf3 Bb7 8. Nc3 Ne7 9. Nd4 c5 10. Bb5+ Nbc6 11. Nxc6 Nxc6 12. O-O Be7 13. Bf4 g6 14. Qg4 Qg8 15. Nxd5 Kd8 16. Nxe7 Nxe7 17. Rad1+ Kc8 18. Bd7+ Kb8 19. Bxe6 Qf8 20. Bd7 a6 21. e6+ Ka7 22. Bd6 h5 23. Qg5 Rh7 24. b4 cxb4 25. Bxb4 Rd8 26. a4 a5 27. Bd6 Bc8 28. Bc7 Bxd7 29. Bxd8 Bxe6 30. Qe3 Nd5 31. Qxe6 Qxd8 32. Rxd5 Qc7 33. Rfd1 Re7 34. Qxe7 Qxe7 35. Rd7+ Qxd7 36. Rxd7+ Ka8 37. Rd6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "40"]
[White "Lins, Joao Pedro"]
[Black "Correa, Leonardo D`avila"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1848"]
[BlackElo "1677"]
[Annotator "Chessbase"]
[PlyCount "89"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 Nf6 2. d3 d5 3. Nd2 dxe4 4. dxe4 g6 ({RR} 4... e5 5. Ngf3 Bd6 6. g3 b6 7. Bg2 Ba6 8. c4 O-O 9. O-O Nbd7 10. a3 Bb7 11. Qc2 a5 12. b3 Nc5 13. Re1 Ne6 14. Bb2 Nd7 15. Nf1 c5 16. Ne3 Nd4 17. Qd3 a4 18. Nf5 Qf6 19. N3xd4 {1-0 Nakamura,H (2781)-Degraeve,J (2570) PRO League Stage rapid 2018 (7)}) ({RR} 4... e5 5. Ngf3 Nc6 6. c3 a5 7. g3 Bc5 8. Bg2 O-O 9. O-O Qe7 10. Qc2 b6 11. Nc4 Ba6 12. b3 Rfd8 13. Bg5 h6 14. Bxf6 Qxf6 15. Rfd1 Bxc4 16. bxc4 g5 17. Rd5 g4 18. Ne1 Ne7 19. Rxd8+ {1-0 Venkatesh,N (2050)-Mathur,R (2111) Titled Tue 4th Jun Late 2024 (4)}) 5. Ngf3 Bg4 $146 ({RR} 5... Bg7 6. c3 O-O 7. Be2 Nbd7 8. O-O Nc5 9. Qc2 c6 10. h3 Qc7 11. Re1 a5 12. b3 Bd7 13. Bf1 Ne6 14. g3 Nh5 15. Bg2 c5 16. Bb2 Bc6 17. Nf1 a4 18. Ne3 a3 19. Bc1 Nf6 20. Nd2 {0-1 Howells,C (1767)-Sudhan,H BCF-chT2 S4 (4NCL) online 2021 (3.42)}) ({RR} 5... Bg7 6. c3 O-O 7. Be2 Nfd7 8. O-O b6 9. a4 a5 10. Qc2 Ba6 11. Bxa6 Nxa6 12. Rd1 Qc8 13. Nb3 Ne5 14. Nxe5 Bxe5 15. Bh6 Bg7 16. Bxg7 Kxg7 17. Rd4 Rd8 18. Rad1 Rxd4 19. Rxd4 Qe8 20. Qd1 {1-0 Kadric,D (2558)-Cremisi,D (2148) Titled Tuesday intern op 24th Aug blitz 2021 (2)}) ({RR} 5... Bg7 6. Bc4 O-O 7. O-O Nc6 8. h3 Nh5 9. c3 Na5 10. Qc2 Nxc4 11. Nxc4 Be6 12. Nce5 c6 13. g4 Nf6 14. Ng5 Qc8 15. f4 h6 16. Ngf3 Nd7 17. Nxd7 Qxd7 18. Rd1 Qc7 19. Nd4 Bc4 20. b3 {0-1 Stverak,M (2119)-Nejezchleba,J (2074) CZE-chT2e 0506 2005 (8.8)}) 6. h3 Bxf3 7. Qxf3 Nc6 8. Bb5 Nd7 9. Qc3 e5 10. Bxc6 bxc6 11. Qxc6 Bg7 12. O-O O-O 13. Nf3 Nb6 14. Bg5 Qd7 15. Qxd7 Nxd7 16. Rad1 Nc5 17. Be7 Nxe4 18. Bxf8 Rxf8 19. Rfe1 f5 20. Rd7 Rc8 21. Red1 Nf6 22. Rd8+ Rxd8 23. Rxd8+ Kf7 24. Nxe5+ Ke6 25. Nc4 Ke7 26. Ra8 Nd5 27. c3 Kd7 28. Rxa7 Bf6 29. Rb7 Kc6 30. Rb8 Ne7 31. Rf8 Bg5 32. Rb8 Kc5 33. Ne3 Nc6 34. b4+ Kd6 35. Rb5 Ne7 36. a4 Bf6 37. c4 h5 38. Nd5 c6 39. Nxf6 cxb5 40. cxb5 Ke6 41. b6 Kxf6 42. b7 Nc6 43. b5 Nb8 44. a5 Ke6 45. a6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Lourenco, Valerio Dos Santos"]
[Black "Baeta, Marcio Netto"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1731"]
[BlackElo "1919"]
[Annotator "Chessbase"]
[PlyCount "52"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Be3 Be7 7. Bd3 Bf6 ({RR} 7... Bg5 8. Nc3 Bxe3 9. fxe3 Qh4+ 10. g3 Qe7 11. Qf3 O-O 12. Nge2 Re8 13. O-O-O N8d7 14. Nf4 Nf6 15. Rde1 Bd7 16. e4 Qf8 17. g4 Bxg4 18. Qg3 Be6 19. c5 Nc8 20. Qh4 h6 21. Rhg1 Kh8 22. Rg6 {1-0 Bartel,M (2621)-Berkes,F (2622) TCh-POL Ekstraliga 2023 (9.2)}) 8. Nd2 Nc6 9. Ngf3 Bg4 10. O-O $146 ({RR} 10. Qb3 O-O 11. O-O a5 12. a3 g6 13. h3 Bxf3 14. Nxf3 a4 15. Qc2 Na5 16. Nd2 Qd7 17. f4 Rfe8 18. Ne4 Bg7 19. f5 Nb3 20. Rad1 Nxd4 21. Bxd4 Bxd4+ 22. Kh1 Ra5 23. Ng5 Bg7 24. fxg6 fxg6 {1-0 Angulo,P (2033)-Guzman Mendez,R Bogota McGregor op 1st 2010 (4)}) ({RR} 10. Qb1 Qd7 11. a3 a5 12. O-O h6 13. h3 Bxf3 14. Nxf3 g5 15. Re1 Ne7 16. Bd2 O-O-O 17. Bxa5 g4 18. hxg4 Kb8 19. Bxb6 cxb6 20. Bf5 Qc6 21. Qd3 Rdg8 22. Rac1 Nxf5 23. Qxf5 Rg6 24. c5 bxc5 {1-0 Frank Nielsen,M (1992)-Skovle,L (1678) Copenhagen Challenge 2010 (4)}) ({RR} 10. Qb3 Qd7 11. O-O O-O {½-½ Hajdu,A-Gombocz,Z (2105) HUN-chT2 9798 1997}) 10... Bxd4 11. Bxd4 Nxd4 12. Re1+ Ne6 13. Qc2 g6 14. c5 dxc5 15. h3 Bxf3 16. Nxf3 O-O 17. Rad1 Qf6 18. Ne5 Rad8 19. Ng4 Qg5 20. Qc3 Nd5 21. Qa5 Ndf4 22. Re3 h5 23. Re5 Qh4 24. g3 Nxh3+ 25. Kg2 Qxg4 26. Re4 Nhf4+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "16"]
[White "Terao, Juliana Sayumi"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2161"]
[BlackElo "1919"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nc3 Be7 7. Bd3 Nc6 8. Be3 Bf6 9. Nge2 d5 10. c5 Nc4 11. Bxc4 dxc4 12. Qa4 O-O 13. Qxc4 Be6 $146 ({RR} 13... Bf5 14. Qd5 Qc8 15. Qc4 Rd8 16. Rd1 Qd7 17. O-O Bg6 18. a3 a6 19. b4 Qg4 20. Rd2 Ne5 21. Qa2 Nf3+ 22. Kh1 Nxd2 23. Qxd2 c6 24. f3 Qd7 25. Na4 Qe7 26. Nb6 Re8 27. Bf2 Rad8 28. Re1 {0-1 Hindicky,F-Kollar,V SVK-chT2 9798 1997}) 14. d5 Ne5 15. Qe4 Bg4 16. h3 Bh5 17. Nf4 Bg6 18. Nxg6 Nxg6 19. O-O Re8 20. Qc4 Ne5 21. Qb3 b6 22. cxb6 axb6 23. Rfd1 Be7 24. Nb5 Bd6 25. Rac1 Nd7 26. Nxd6 cxd6 27. Rc6 Nc5 28. Qxb6 Rb8 29. Qxd8 Rexd8 30. b3 Ra8 31. Bxc5 dxc5 32. Rd2 Ra5 33. Kf1 Kf8 34. Ke2 Ke8 35. d6 Rda8 36. Ke3 R8a7 37. Rc7 Kd8 38. Rxa7 Rxa7 39. Ke4 Kd7 40. Kd5 Ra5 41. Kc4 g6 42. a4 h5 43. Rd5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "24"]
[White "Moura, Eduardo Eugenio Chaves"]
[Black "De Moura, Pablo Rafael"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2056"]
[BlackElo "1797"]
[Annotator "Chessbase"]
[PlyCount "59"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. h3 g6 7. Nf3 Bg7 8. Be2 O-O 9. O-O Nc6 10. Nc3 Bf5 11. d5 Na5 12. Nd4 Qc8 $146 ({RR} 12... Naxc4 13. Nxf5 gxf5 14. Bd3 e6 {½-½ Sznapik,A (2420)-Chekhov,V (2480) POL-chT 49th 1993 (6)}) ({RR} 12... Naxc4 13. Nxf5 gxf5 14. Bd3 e6 15. Re1 Ne5 16. Bb1 Rc8 17. a4 Re8 18. a5 Nbc4 19. Ra4 b6 20. a6 Rc5 21. Rb4 Qc8 22. Bc2 Qxa6 23. Ba4 Rd8 24. Bb5 Qa5 25. Ra4 Rxb5 26. Rxa5 Rxa5 27. b3 {1-0 Aronian,L (2729)-Grunberg,M (2399) Titled Tue 6th Aug Early 2024 (1)}) ({RR} 12... Naxc4 13. a4 Na5 14. Nxf5 gxf5 15. Bd3 e6 16. Qe2 Qf6 17. Ra3 Rfe8 18. b4 exd5 19. Qh5 Nac4 20. Nxd5 Qg6 21. Qxg6 hxg6 22. Nxb6 Nxb6 23. a5 Nd5 24. a6 Nxb4 25. axb7 Rab8 26. Be3 Rxb7 27. Rb1 {0-1 Garrido Fernandez,D (2263)-Gusain,H (2511) 10th Oviedo Open 2024 (5.1)}) ({RR} 12... Naxc4 13. a4 a5 14. Nxf5 gxf5 15. Bd3 e6 16. Re1 Re8 17. Qh5 Qf6 18. dxe6 fxe6 19. Nd5 Nxd5 20. Bxc4 Qf7 21. Qf3 Rac8 22. Bb5 Re7 23. Bg5 Nf6 24. Rad1 d5 25. Rc1 Rxc1 26. Rxc1 h6 27. Be3 {0-1 Sadykhov,A (1509)-Chetverik,M (1991) Korchnoi Mem Open 2023 (4.65)}) ({RR} 12... Naxc4 13. Nxf5 gxf5 14. Re1 Qd7 15. a4 a5 16. Bd3 Ne5 17. Bb5 Qc7 18. Qh5 e6 19. Bh6 Bxh6 20. Qxh6 Qe7 21. Rad1 Kh8 22. Qe3 Nc8 23. Qd4 f4 24. Ne4 f6 25. dxe6 Rg8 26. Nd2 f3 27. g3 {0-1 Adhami,V (2335)-Urday Caceres,H (2430) Olympiad-28 Thessaloniki 1988 (5)}) 13. b3 e5 14. Nxf5 gxf5 15. Nb5 Qd8 16. Bd2 a6 17. Na3 Nd7 18. b4 e4 19. Rb1 Qh4 20. Qc1 h6 21. bxa5 Nc5 22. Bc3 Be5 23. Bxe5 dxe5 24. Qe3 f4 25. Qxc5 Kh7 26. Rxb7 f3 27. Qe3 Rg8 28. Bxf3 exf3 29. Rxf7+ Kh8 30. Qxe5+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "21"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "De Almeida, Roberto A. Ferreira"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2110"]
[BlackElo "1775"]
[Annotator "Chessbase"]
[PlyCount "91"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 g6 2. d4 Bg7 3. Nc3 e6 4. Be3 d5 5. e5 ({RR} 5. Qd2 a6 6. O-O-O Nc6 7. e5 Bd7 8. f4 h5 9. g3 Nh6 10. Nf3 Bf8 11. h3 Nf5 12. Bf2 Be7 13. Be2 b6 14. g4 Ng7 15. Rdg1 Na5 16. f5 gxf5 17. gxh5 Nxh5 18. Rh2 Bc6 19. Rhg2 Kd7 {1-0 Tompa,J (2410)-Ujtelky,M (2290) Budapest FTC 1977 (5)}) 5... c5 ({RR} 5... Ne7 6. f4 Nf5 7. Bf2 h5 8. Nf3 Nc6 9. Qd2 a6 10. a3 b6 11. Bd3 Nce7 12. Ne2 Bb7 13. g3 Rc8 14. c3 f6 15. Rg1 Nh6 16. Nh4 Nhf5 17. g4 hxg4 18. Rxg4 Nxh4 19. Bxh4 f5 20. Rxg6 {1-0 Grahn,V (1980)-Van Dael,S (2345) 50th Rilton Cup 2022-23 (1.64)}) 6. dxc5 $146 ({RR} 6. Nf3 cxd4 7. Bxd4 Nc6 8. Bb5 Nge7 9. Ne2 O-O 10. c3 a6 11. Bd3 Qc7 12. Rc1 Nxe5 13. Nxe5 Bxe5 14. h4 Nf5 15. Bxe5 Qxe5 16. g4 Ne7 17. Qd2 Bd7 18. h5 Bc6 19. Qh6 Qg7 20. hxg6 Qxh6 {0-1 Skoumal,F (1715)-Cerny,M (1745) CZE-ch blind 2005 (2)}) 6... Bxe5 7. Bd4 Bxd4 8. Qxd4 Qf6 9. Qa4+ Bd7 10. Qb4 Bc6 11. Nb5 Qe7 12. Nd6+ Kf8 13. Nf3 a5 14. Qf4 Nd7 15. O-O-O Nxc5 16. Ne5 Qf6 17. Qd4 Nd7 18. Nexf7 Qxd4 19. Rxd4 Ke7 20. Nxh8 Kxd6 21. Nf7+ Ke7 22. Ng5 Ngf6 23. Bd3 h6 24. Nh3 g5 25. Re1 Kd6 26. f4 gxf4 27. Rxf4 Rg8 28. Rh4 Rxg2 29. Nf4 Rg4 30. Rxe6+ Kc5 31. Rxg4 Nxg4 32. h3 Ngf6 33. Be2 d4 34. Nh5 Bd5 35. Rxf6 Nxf6 36. Nxf6 Be6 37. Bg4 Bf7 38. Bf3 b5 39. Ng4 Be6 40. h4 Bxa2 41. Nxh6 Be6 42. Bg4 Kd6 43. Bxe6 Kxe6 44. Kd2 b4 45. b3 Kf6 46. Kd3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "57"]
[White "De Almeida, Roberto A. Ferreira"]
[Black "Kallas, Jose Lourenco"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1775"]
[BlackElo "1593"]
[Annotator "Chessbase"]
[PlyCount "35"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 g6 2. e4 e6 3. Nf3 Bg7 4. c4 b6 ({RR} 4... Ne7 5. Nc3 O-O 6. d5 d6 7. dxe6 Bxe6 8. Be2 Nbc6 9. O-O f5 10. Ng5 Bd7 11. c5 dxc5 12. Qb3+ Kh8 13. Nf7+ Rxf7 14. Qxf7 Ne5 15. Qb3 N7c6 16. Be3 Nd4 17. Qd1 fxe4 18. Nxe4 b6 19. f3 {0-1 Kolev,A (2445)-Topalov,V (2460) St Cugat op 1992 (4)}) 5. Bg5 ({RR} 5. Nc3 Nc6 6. Be2 Nf6 7. Bg5 Ne7 8. Qd2 h6 9. Bf4 Bb7 10. d5 c6 11. d6 Neg8 12. Be5 Ba6 13. h4 b5 14. cxb5 cxb5 15. Bxb5 Bxb5 16. Nxb5 Rb8 17. Nc7+ Kf8 18. Qd4 Ne7 19. Bxf6 Rh7 {1-0 Abdulkadir,M-Mugoba,S Kampala Rwabushenyi Memorial 2021 (3)}) 5... f6 $146 ({RR} 5... Ne7 6. Qd2 h6 7. Be3 Bb7 8. Nc3 d5 9. cxd5 exd5 10. e5 Nf5 11. Bf4 g5 12. Bd3 Nxd4 13. Nxd4 gxf4 14. Qxf4 Qg5 15. Qxg5 hxg5 16. O-O Bxe5 17. Rae1 f6 18. Nf3 Nd7 19. Bf5 O-O-O 20. Nxe5 {1-0 Cordeiro,M-Da Cunha,E Florianopolis CC-ch 2004 (3)}) ({RR} 5... Ne7 6. Nc3 Bb7 7. Be2 Nbc6 8. O-O O-O 9. Qd2 Re8 10. Rfe1 d6 11. Rad1 e5 12. d5 Nd4 13. Bh6 Bh8 14. Ng5 Ba6 15. b3 Qd7 16. h3 Reb8 17. f4 b5 18. cxb5 Bxb5 19. Bxb5 Nxb5 20. Nxb5 {1-0 Cruz Lima,J (2235)-Arbaiza,M Cajas op 1989 (1)}) 6. Bh4 Bb7 7. Nc3 d6 8. Bd3 Nd7 9. O-O g5 10. Bg3 h5 11. h4 g4 12. Nd2 Qe7 13. Re1 Qf7 14. Nb5 Kd8 15. Bxd6 Kc8 16. Bxc7 a6 17. Nd6+ Kxc7 18. Nxf7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "20"]
[White "Oliveira, Israel Flavio Feliciano"]
[Black "Jeremias, Bianca Albano"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1839"]
[BlackElo "1938"]
[Annotator "Chessbase"]
[PlyCount "21"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 g6 2. e4 d6 3. f4 Nf6 ({RR} 3... c5 4. dxc5 Qa5+ 5. Nc3 dxc5 6. Bd2 Bg7 7. Nf3 Nc6 8. h3 Nf6 9. e5 Nd7 10. Bc4 O-O 11. O-O Qd8 12. Be3 Na5 13. Bd3 b6 14. Qe1 e6 15. Rd1 Qe7 16. h4 Bb7 17. Qg3 f5 18. exf6 {0-1 Lanka,Z (2545)-Lobron,E (2585) EU-Cup 12th final 1996 (4)}) 4. e5 Nfd7 ({RR} 4... dxe5 5. fxe5 Nd5 6. Bc4 Bg7 7. Nf3 O-O 8. O-O Bg4 9. c3 e6 10. b4 a5 11. b5 c5 12. bxc6 Nxc6 13. h3 Bxf3 14. Qxf3 Rc8 15. Ba3 Nxe5 16. dxe5 Rxc4 17. Bxf8 Qxf8 18. Re1 Rf4 19. Qd3 {½-½ Zakhartsov,V (2537)-Sokolovsky,Y (2431) Titled Tue 10th Jan Late 2023 (10)}) 5. Nf3 Bg7 6. Be3 $146 ({RR} 6. Ng5 c5 7. e6 fxe6 8. Nxe6 Qa5+ 9. Bd2 Qb6 10. Nxg7+ Kf7 11. dxc5 Qxb2 12. Bc3 Qa3 13. Nxa3 {1-0 Lulic,S (1773)-Treadway,B (1530) Internet Section 06B g/8'+2" blitz 2004 (4)}) ({RR} 6. Bc4 e6 7. O-O O-O 8. c3 c5 9. Be3 Nb6 10. Nbd2 cxd4 11. cxd4 Bd7 12. Bb3 Bb5 13. Rf2 Nc6 14. Ne4 dxe5 15. fxe5 Nd5 16. Bg5 Nde7 17. Bf6 Qb6 18. Nd6 Nf5 19. Nxf5 exf5 20. d5 Na5 {0-1 Bognar,B (1996)-Molnar,J (2126) Budapest-chT1 Lilienthal 1718 2017 (12)}) 6... O-O 7. Be2 c5 8. c3 cxd4 9. cxd4 dxe5 10. dxe5 Nc6 11. Nc3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "34"]
[White "Jurado, Laura Alves"]
[Black "Brito, Vicente De Paulo Alencar"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1612"]
[BlackElo "1865"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. e4 Bg7 5. Qd2 O-O 6. f3 Nc6 7. O-O-O d5 $146 ({RR} 7... Re8 8. Bh6 e5 9. Bxg7 Kxg7 10. dxe5 dxe5 11. Qxd8 Nxd8 12. Bc4 c6 13. Nge2 a5 14. a4 Be6 15. Bxe6 Nxe6 16. b3 Kf8 17. Rd2 Red8 18. Rhd1 Rxd2 19. Rxd2 Ke7 20. Kb2 h5 21. Nd1 Ne8 22. Ne3 {0-1 Vinuela Diaz,S (2280)-Gascon del Nogal,J (2466) Villa de Gijon op 5th 2019 (9)}) ({RR} 7... Bd7 8. Bh6 e5 9. Bxg7 Kxg7 10. Nge2 exd4 11. Nxd4 Qe7 12. g4 Be6 13. h4 Nxd4 14. Qxd4 Kg8 15. Be2 Rad8 16. Qd2 c6 17. g5 Ne8 18. h5 b5 19. f4 b4 20. Na4 d5 21. Qd4 Nc7 22. Nc5 {½-½ Goryachkina,A (2582)-Ponkratov,P (2628) RUS-ch Higher League 73rd 2020 (2)}) ({RR} 7... a5 8. Bh6 e5 9. Bxg7 Kxg7 10. Nge2 a4 11. g4 h6 12. h4 Na5 13. Ng3 Nd7 14. f4 exd4 15. Qxd4+ Qf6 16. g5 Qxd4 17. gxh6+ Kxh6 18. Rxd4 Nc6 19. Rd2 a3 20. b3 Nf6 21. h5 Bg4 22. hxg6+ {1-0 Gruca,M (2198)-Dmitriev,S (2312) Titled Tue 9th Apr Late 2024 (9)}) ({RR} 7... a6 8. h4 Nh5 9. Be3 e5 10. dxe5 Nxe5 11. g4 Ng3 12. Rh2 Nxf1 13. Rxf1 Nc4 14. Qd3 Nxe3 15. Qxe3 f5 16. h5 fxg4 17. hxg6 hxg6 18. Nd5 c6 19. Nb4 Qf6 20. Nd3 c5 21. c3 b5 22. f4 {0-1 Gatineau,Y (2423)-Gusarov,G (2354) Titled Tuesday intern op 22nd Dec blitz 2020 (7)}) ({RR} 7... Bd7 8. Bh6 e5 9. d5 Nd4 10. g4 Bxg4 11. fxg4 Nxg4 12. Bxg7 Kxg7 13. Bh3 Nf6 14. Nge2 Nxe2+ 15. Qxe2 Nh5 16. Qe3 Nf4 17. Ne2 Nxe2+ 18. Qxe2 Qh4 19. Qg2 h5 20. Rhg1 a6 21. Rdf1 Rg8 22. Be6 {1-0 Morales Risco,H (1313)-Ubilluz Pena,J (1324) ECU-ch Schools U13 Clas1 2020 (4)}) 8. e5 Ne8 9. Bh6 f6 10. h4 Be6 11. h5 g5 12. Bxg7 Nxg7 13. g4 h6 14. Qd3 fxe5 15. dxe5 d4 16. Qg6 Qe8 17. Qxh6 dxc3 18. Bd3 cxb2+ 19. Kxb2 Rf4 20. Qh7+ Kf8 21. Bg6 Bg8 22. Qh8 Qc8 23. h6 Ne8 24. Bxe8 Kxe8 25. Qxg8+ Rf8 26. Qg7 Rf7 27. h7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "55"]
[White "Dos Santos, Vinicius Goncalves Azevedo"]
[Black "Dos Santos, Gustavo Henrique C."]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1800"]
[Annotator "Chessbase"]
[PlyCount "79"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Ne2 Bg7 5. O-O O-O 6. Be3 ({RR} 6. f3 c5 7. d5 Nbd7 8. c4 Ne5 9. Nbc3 e6 10. Bg5 h6 11. Be3 Re8 12. Ng3 exd5 13. cxd5 Nxd3 14. Qxd3 a6 15. a4 Bd7 16. Rfd1 h5 17. Nf1 Qc7 18. a5 Reb8 19. Nd2 b5 20. axb6 Rxb6 {1-0 Hubert,R (2377)-Lorscheid,G (2306) Pardubice KB op 2000 (3)}) 6... Nbd7 $146 ({RR} 6... Ng4 7. Qd2 c5 8. c3 Qc7 9. f3 Nxe3 10. Qxe3 c4 11. Bc2 Qb6 12. b3 Nc6 13. Nd2 cxb3 14. Bxb3 a6 15. Rab1 Qa7 16. Bd5 e6 17. Bxc6 bxc6 18. Nc4 d5 19. Nb6 Rb8 20. Nxc8 Rfxc8 21. e5 {1-0 Scharrenbroich,A (1682)-Aytac,C (1546) Rheinhausen op 6th 2002 (5)}) ({RR} 6... a6 7. c3 b5 8. a4 Bb7 9. f3 c6 10. Qb3 Nbd7 11. Nd2 Qc7 12. Rfc1 e5 13. Qa2 d5 14. b4 Kh8 15. a5 h6 16. Qc2 Rae8 17. Ng3 dxe4 18. Ndxe4 Nd5 19. Bf2 f5 20. Nc5 Nxc5 21. bxc5 {0-1 Braun,R (1976)-Loukanov,T (2218) Verbandsliga Nordbaden 1415 2014 (4.2)}) ({RR} 6... Nc6 7. Qc1 e5 8. d5 Nb4 9. Bh6 Nxd3 10. cxd3 Bxh6 11. Qxh6 Bg4 12. f3 Bd7 13. Nbc3 a6 14. a4 Kh8 15. Qg5 Nh5 16. Qxd8 Rfxd8 17. g4 Ng7 18. Kf2 c6 19. b3 Rdb8 20. Ng1 a5 21. Ke3 {½-½ Mahmoud,M-Tavitian,R Arab-ch (Women) 2003 (6)}) ({RR} 6... e5 7. d5 c5 8. c4 Ng4 9. Bd2 f5 10. f3 Nf6 11. Nbc3 f4 12. a3 g5 13. h3 h5 14. b4 b6 15. Rb1 g4 16. hxg4 hxg4 17. bxc5 bxc5 18. Nb5 g3 19. Re1 Nxd5 20. cxd5 Qh4 21. Nxg3 {0-1 Chernov,I (2135)-Lunin,E (2064) Ryazan Region-ch FL 2011}) 7. f4 e5 8. f5 c5 9. d5 a6 10. Ng3 b5 11. Nd2 a5 12. Nf3 Ba6 13. h3 c4 14. Be2 Qc7 15. Qd2 h6 16. Bxh6 Bxh6 17. Qxh6 Nh7 18. fxg6 fxg6 19. Qxg6+ Kh8 20. Nf5 Rg8 21. Qxd6 Qc5+ 22. Qxc5 Nxc5 23. Nd2 Rgf8 24. Ne7 Kg7 25. Rxf8 Rxf8 26. Rf1 Rxf1+ 27. Kxf1 Kf6 28. Nf5 b4 29. Kf2 b3 30. axb3 cxb3 31. cxb3 Bb7 32. Ke3 Ng5 33. Nd6 Ba8 34. N6c4 a4 35. bxa4 Nxa4 36. b4 Bb7 37. Kd3 Ba6 38. Kc2 Nf7 39. Kb3 Bxc4+ 40. Nxc4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "6"]
[White "Matsuura, Everaldo"]
[Black "Nascimento, Daniel Rojas"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2365"]
[BlackElo "1948"]
[Annotator "Chessbase"]
[PlyCount "84"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 {ChessBase II} d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 O-O 6. Qd2 c6 7. O-O-O b5 8. Kb1 ({RR} 8. Bd3 a5 9. Kb1) 8... Nbd7 ({RR} 8... Qa5 9. Nd5 Qd8 10. Nxf6+ Bxf6 11. h4 Nd7 12. h5 e6 13. Nh3 Re8 14. hxg6 fxg6 15. f4 Bg7 16. e5 d5 17. Ng5 Nf8 18. Bd3 a5 19. g4 b4 20. Nxh7 Nxh7 21. Rxh7 Kxh7 22. Qh2+ Kg8 23. Bxg6 {1-0 Matsuura,E (2480)-Reis,P (2397) BRA-ch 83rd Rio de Janeiro 2017 (6)}) 9. Bh6 ({RR} 9. h4 Nb6 10. Bd3 h5 11. Bh6 ({RR} 11. Nh3 Nc4) 11... e5 12. dxe5 dxe5 13. Bxg7 Kxg7 14. Nce2 Qe7 15. Ng3 Nfd7 16. N1e2 Nc5 17. Qe3 Rb8 18. Ka1 a5 19. f4 Bg4 20. f5 Nbd7 21. Rdf1 a4 22. Nc1 a3 23. b3 Qd6 {1-0 Bellaiche,A (2472)-Chatalbashev,B (2602) EU-ch 12th Aix les Bains 2011 (2)}) 9... Nb6 10. h4 b4 $146 ({RR} 10... Bxh6 11. Qxh6 Qc7 12. g4 e5 13. h5 Rb8 14. Nh3 Nc4 15. dxe5 dxe5 16. b3 Nb6 17. Ng5 Rb7 18. Ne2 Qe7 19. Nh3 a5 20. Ng3 Na4 21. Rd3 Nc5 22. Rg1 Kh8 23. Rd1 a4 24. Qe3 Ne6 25. hxg6 {0-1 Van Weersel,A (2193)-Ootes,L (2367) Wijk Cultural Village 2009 (3)}) ({RR} 10... Be6 11. Bxg7 Kxg7 12. h5 b4 13. hxg6 bxc3 14. Qh6+ Kg8 15. g7 Re8 16. e5 Bf5 17. exf6 Nd5 18. Bd3 Bxd3 19. Rxd3 Nxf6 20. Ne2 Qa5 21. g4 cxb2 22. Ng3) ({RR} 10... Be6 11. Bxg7 Kxg7 12. h5 b4 13. hxg6 bxc3 14. Qh6+ Kg8 15. g7 Re8 16. e5 Bf5 17. exf6 Nd5 18. Bd3 Bxd3 19. Rxd3 Nxf6 20. Ne2 Qa5 21. g4 cxb2 22. Ng3 {1-0 Hall,J (2450)-Giaccio,A (2350) La Coruna op 1993}) 11. Nce2 Nc4 12. Qg5 Qa5 13. Bxg7 Kxg7 14. Nf4 h6 15. Qxa5 Nxa5 16. e5 Nd7 17. e6 Nb6 18. exf7 Rxf7 19. Ngh3 Nac4 20. Bxc4 Nxc4 21. Rde1 Bxh3 22. Nxh3 Re8 23. Re2 Nb6 24. Rhe1 Nd5 25. Kc1 a5 26. Kd2 Kf8 27. Re4 Nf6 28. Re6 Kg7 29. Kd3 Nd5 30. Rxd6 exd6 31. Rxe8 Re7 32. Rxe7+ Nxe7 33. g4 Nd5 34. c4 bxc3 35. bxc3 Kf7 36. a3 Ke7 37. c4 Nb6 38. Nf4 Kf6 39. Ng2 d5 40. Ne3 Ke6 41. f4 Kf6 42. c5 Nd7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "48"]
[White "Kallas, Jose Lourenco"]
[Black "Jeremias, Bianca Albano"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1593"]
[BlackElo "1938"]
[Annotator "Chessbase"]
[PlyCount "66"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 d6 2. Bc4 Nf6 3. d3 g6 4. Nc3 Bg7 5. h3 ({RR} 5. Nge2 c6 6. Bb3 b5 7. Ng3 Nbd7 8. h4 h5 9. Nce2 Nc5 10. c3 Nxb3 11. axb3 O-O 12. Bg5 Qc7 13. b4 e5 14. O-O a6 15. Kh1 Nh7 16. Ng1 Nxg5 17. hxg5 Qe7 18. Nh3 Bxh3 19. gxh3 Qxg5 {1-0 Yap,K (2321)-Olay,E (2398) Manila Pichay Cup 4th 2008 (4)}) 5... O-O ({RR} 5... c6 6. Be3 a5 7. a4 Na6 8. Nf3 Nb4 9. Na2 d5 10. exd5 Nbxd5 11. Bd2 O-O 12. Qc1 Re8 13. Bh6 e5 14. O-O e4 15. dxe4 Rxe4 16. Bxg7 Kxg7 17. Nd2 Re8 18. Bxd5 Nxd5 19. Nc4 b5 20. axb5 {0-1 Ahmed Abdelsalam,A-Sadek,T (1687) Al Ain Overseas Int 2023 (6.55)}) 6. Bd2 Nc6 $146 ({RR} 6... c6 7. Qf3 Nbd7 8. O-O-O Ne5 9. Qe2 Nxc4 10. dxc4 a6 11. g4 b5 12. g5 Nh5 13. Nf3 Be6 14. cxb5 axb5 15. a3 b4 16. Nb1 bxa3 17. Nxa3 Qb6 18. e5 Rfb8 19. Bc3 Nf4 20. Qe3 Qxe3+ 21. fxe3 {0-1 Frackowiak,S-Lammel,E Karl Mala Memorial op 02nd 1998 (5)}) ({RR} 6... Nbd7 7. a4 c5 8. Nf3 Re8 9. a5 a6 10. O-O b5 11. axb6 Nxb6 12. Bb3 Qc7 13. Na4 Nxa4 14. Rxa4 Bd7 15. Ba5 Qb7 16. Ra2 Bb5 17. c4 Bc6 18. Ba4 Nd7 19. Bxc6 Qxc6 20. b4 cxb4 21. Bxb4 {0-1 Eck,J-Talreja,M Lansing MI Aug mini 1992}) ({RR} 6... c5 7. Nge2 a6 8. a3 b5 9. Ba2 Bd7 10. Ng3 Nc6 11. Nce2 Qc7 12. Rb1 a5 13. O-O Na7 14. c3 Nc6 15. Rc1 Rfb8 16. Bb1 b4 17. axb4 axb4 18. cxb4 Nxb4 19. Bc3 Na2 20. Bxa2 Rxa2 21. Rb1 {½-½ Karthaus,C (1623)-Britsch,B (1593) Wuerttemberg-ch U18 2002 (5)}) 7. g4 Na5 8. b3 c6 9. b4 Nxc4 10. dxc4 Be6 11. Qe2 Nd7 12. Nf3 Nb6 13. O-O Bxc4 14. Qe3 Bxf1 15. Rxf1 Nc4 16. Qe2 Nxd2 17. Qxd2 a5 18. b5 Bxc3 19. Qxc3 cxb5 20. Kg2 Rc8 21. Qd2 Kg7 22. h4 Qc7 23. h5 Qc3 24. h6+ Kg8 25. Qf4 Qf6 26. Qxf6 exf6 27. Nd4 b4 28. Rc1 d5 29. exd5 Rfd8 30. f4 Rxd5 31. Nf3 Rdc5 32. Nd4 Rc4 33. Rd1 Rd8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "34"]
[White "Vaz, Osvaldo Jose"]
[Black "Chaves, Jorge Antonio Torres"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1755"]
[BlackElo "1924"]
[Annotator "Chessbase"]
[PlyCount "84"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nd7 5. Be2 c6 6. O-O Qc7 7. Be3 Ngf6 8. h3 O-O 9. Qd2 e5 10. Rad1 Re8 11. dxe5 dxe5 12. a3 ({RR} 12. a4 Bf8 13. Bc4 Nb6 14. Bb3 Be6 15. Bxe6 Rxe6 16. Qe2 Bb4 17. Nb1 Nxa4 18. Qc4 a5 19. Qb3 Nc5 20. Bxc5 Bxc5 21. Rfe1 b5 22. c4 a4 23. Qc2 b4 24. Nbd2 Qb6 25. Rf1 h6 26. b3 a3 {0-1 Anisimov,P (2318)-Loginov,V (2514) St Petersburg-ch 5' blitz 2000 (7)}) ({RR} 12. Qd6 Qxd6 13. Rxd6 Nb6 14. Rfd1 Nfd7 15. a4 Bf8 16. R6d2 Nc5 17. a5 Nba4 18. Nxa4 Nxa4 19. Rd8 Be6 20. Rxa8 Rxa8 21. Nxe5 Nxb2 22. Rb1 Na4 23. Rxb7 Nc5 24. Bxc5 Bxc5 25. Nxc6 Re8 26. Bd3 Bc8 {1-0 Radil,C (2240)-Teillet,B (2218) Titled Tue 6th Feb Early 2024 (8)}) 12... b6 $146 ({RR} 12... Bf8 13. Ne1 Nc5 14. Bf3 Be6 15. Bxc5 Bxc5 16. Nd3 Be7 17. Qe3 Bc4 18. Be2 Qa5 19. Qf3 Kg7 20. Nc1 Be6 21. Nb3 Qc7 22. Kh2 Rad8 23. Rxd8 Rxd8 24. Rd1 Rd7 25. Rxd7 Nxd7 26. Qe3 b6 27. Kh1 {½-½ Schleupner,K (1770)-Bobrov,A (2003) Regionalliga Nord-West 1718 2017 (1.5)}) ({RR} 12... Nf8 13. Qd6 Qxd6 14. Rxd6 Ne6 15. Rfd1 Nf4 16. Bxf4 exf4 17. e5 Nh5 18. Rd8 Bf5 19. Rxa8 Rxa8 20. Nd4 Bd7 21. Bxh5 gxh5 22. Nf3 Bf5 23. Ne2 Bxc2 24. Rd2 Be4 25. Nxf4 Bxf3 26. gxf3 Bxe5 27. Nxh5 {1-0 February,J (1853)-Ramirez,V (2090) Titled Tuesday intern op 20th Sep Early blitz 2022 (2)}) ({RR} 12... Bf8 13. Bc4 Nb6 14. Bb3 Be6 15. Ng5 Bxb3 {½-½ Roeder,F-Treppner,G (2330) Bundesliga 1984/85 (1.4)}) 13. Bc4 Nf8 14. Ng5 Ne6 15. f4 h6 16. Nxf7 Kxf7 17. f5 g5 18. Bxg5 hxg5 19. Qxg5 Qe7 20. Bb3 Kf8 21. fxe6 Bxe6 22. Nd5 cxd5 23. exd5 Bf7 24. Rd3 Rad8 25. Rg3 Bxd5 26. Bxd5 Rxd5 27. Rxf6+ Qxf6 28. Rf3 Qxf3 29. gxf3 Rd6 30. c4 Rf6 31. Qe3 Bh6 32. Qc3 Bf4 33. c5 Rc8 34. b4 bxc5 35. b5 c4 36. a4 Rg6+ 37. Kf1 Kf7 38. Qc2 Kf6 39. a5 Rcg8 40. Qxc4 Rg1+ 41. Ke2 R1g2+ 42. Kd3 Rd2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "26"]
[White "De Oliveira, Tobias Luiz Carvalho"]
[Black "Moura, Eduardo Eugenio Chaves"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1731"]
[BlackElo "2056"]
[Annotator "Chessbase"]
[PlyCount "30"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 h6 6. Be2 $146 ({RR} 6. Bf4 Nh5 7. Be3 Nd7 8. Qd2 e5 9. Be2 Nhf6 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Qxd8+ Kxd8 13. O-O-O+ Bd7 14. f4 Ne8 15. Rd3 b6 16. Rhd1 Nd6 17. a4 Be6 18. b3 Kc8 19. Nd5 Kb7 20. Nxc7 Kxc7 {1-0 Colle,E-Berndtsson Kullberg,K Kecskemet Gruppe B 1927 (8)}) ({RR} 6. Bf4 O-O 7. Qd2 Kh7 8. Bd3 Bg4 9. h4 Bxf3 10. gxf3 Nh5 11. Be3 e5 12. dxe5 dxe5 13. O-O-O Nc6 14. Bc5 Nd4 15. Bxf8 Qxf8 16. Qe3 Nf4 17. Nd5 Ng2 18. Qd2 c6 19. c3 Ne6 20. Ne3 Ngf4 {1-0 Mamedyarov,S (2757)-Schindler,S (2246) Mainz Ordix op 14th rapid 2007 (2)}) ({RR} 6. Bf4 c6 7. h3 Qa5 8. Qd2 Nbd7 9. Bd3 a6 10. e5 dxe5 11. dxe5 Nh5 12. e6 Nc5 13. exf7+ Kf8 14. Be3 Nxd3+ 15. Qxd3 Bf5 16. Qc4 Bxc2 17. g4 Nf6 18. Nd4 Nd5 19. O-O Qb4 20. Qxb4 Nxb4 {1-0 Gerhardt,D (2024)-Franke,R (2051) Oberliga Ost-A 0708 2007 (10.8)}) ({RR} 6. Bf4 Nbd7 7. Qd2 Nh5 8. Be3 e5 9. dxe5 dxe5 10. O-O-O g5 11. h4 g4 12. Nh2 Nhf6 13. Be2 h5 14. f3 gxf3 15. Bxf3 c6 16. g4 hxg4 17. Nxg4 Qc7 18. Bg5 Nxg4 19. Bxg4 Nf6 20. Be2 Be6 {1-0 Zubarev,N-Yudovich,M Moscow-ch11 1930}) ({RR} 6. Bf4 Nbd7 7. Qd2 g5 8. Bg3 Nh5 9. Bc4 g4 10. Ng1 c5 11. dxc5 Nxg3 12. hxg3 Nxc5 13. Nge2 Bd7 14. O-O-O Rc8 15. Qe3 a6 16. Bb3 Nxb3+ 17. cxb3 Qa5 18. Kb1 Qc5 19. Nd4 b5 20. Nce2 Qe5 {0-1 Boleslavsky,I-Bondarevsky,I URS-ch Absolute 1941 (12)}) 6... hxg5 7. Nxg5 Nh5 8. g4 Nf4 9. Bc4 e6 10. Nf3 d5 11. exd5 exd5 12. Bb3 Bxg4 13. O-O Rh3 14. Re1+ Kf8 15. Re3 Nc6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "56"]
[White "Cardoso, Rafaela Martins"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1657"]
[BlackElo "1777"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Qa4+ Bd7 6. Qb3 Qc7 7. Nc3 g6 ({RR} 7... a6 8. Nf3 Bf5 9. d4 Nbd7 10. Be2 Rd8 11. O-O Nb6 12. Bf4 Qxf4 13. Qxb6 Qb8 14. Rfe1 Rd6 15. Qb3 g6 16. Ne5 Bh6 17. Nc4 Rd7 18. Nb6 Rd6 19. Bf3 Bg4 20. Bxg4 Nxg4 21. Nc4 Rf6 22. d6 {½-½ Heberla,B (2536)-Piesik,P (2209) Pszczyna op 2009 (5)}) 8. g3 ({RR} 8. d4 Bg7 9. Nf3 O-O 10. Bc4 a6 11. a4 Bf5 12. Ne5 Ne4 13. Nxe4 Bxe4 14. f3 Bxe5 15. dxe5 Rc8 16. fxe4 Qxc4 17. Qxc4 Rxc4 18. Kf2 Rxe4 19. Re1 Rd4 20. Bg5 Rxd5 21. Bxe7 Nc6 22. Bf6 Re8 {½-½ Korczakowski,M (1727)-Pietryk,J (1760) 20th Baltic Pearl Open A 2024 (7.28)}) 8... Na6 $146 ({RR} 8... Bg7 9. Bg2 Bc8 10. Nge2 Nbd7 11. d4 Nb6 12. Bf4 Qd8 13. a4 a5 14. Nb5 Nfxd5 15. Bxd5 {1-0 Matsuura,E (2370)-Xavier,J WchT U26 10th 1995 (6)}) 9. d4 Qb6 10. Qxb6 axb6 11. Bxa6 bxa6 12. Nge2 Bg7 13. h4 Bg4 14. Be3 Bf3 15. Rg1 Nxd5 16. g4 O-O 17. Rg3 Bxe2 18. Nxe2 Nb4 19. O-O-O Nxa2+ 20. Kb1 Nb4 21. h5 Nd5 22. hxg6 hxg6 23. f4 Nxe3 24. Rxe3 e6 25. f5 exf5 26. gxf5 Rfe8 27. Rxe8+ Rxe8 28. Nf4 Re4 29. Nd5 Rxd4 30. Rxd4 Bxd4 31. fxg6 fxg6 32. b4 g5 33. Kc2 Kf7 34. Kd3 Bg1 35. Ke4 Kg6 36. Kf3 Kh5 37. Kg3 Bd4 38. Kg2 a5 39. bxa5 bxa5 40. Nc7 a4 41. Nb5 Bb2 42. Kh3 a3 43. Nxa3 Bxa3 44. Kg3 Bd6+ 45. Kg2 Kg4 46. Kh1 Kg3 47. Kg1 g4 48. Kh1 Bf8 49. Kg1 Bg7 50. Kh1 Kf2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "4"]
[White "Lins, Joao Pedro"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1848"]
[BlackElo "2455"]
[Annotator "Chessbase"]
[PlyCount "140"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. d4 exd4 6. exd5 cxd5 7. Nxd4 Ne7 8. Bd3 Nbc6 9. N2f3 ({RR} 9. N2b3 Ne5 10. O-O O-O 11. Bg5 a6 12. Re1 Nxd3 13. Qxd3 Qc7 14. h3 h6 15. Bd2 Bd7 16. a3 Nc6 17. Nf3 Ne5 18. Nxe5 Bxe5 19. Ba5 b6 20. Bxb6 Bh2+ 21. Kh1 Qxb6 22. Kxh2 Qxf2 23. Qxd5 Qxc2 {½-½ Kramnik,V (2799)-Leko,P (2753) Amber-blindfold 17th rapid 2008 (2)}) 9... Bg4 10. Be3 a6 $146 ({RR} 10... h6 11. Qd2 a6 12. h3 Bh5 13. g4 Bg6 14. Bxg6 Nxg6 15. Nf5 Nce5 16. Nxe5 Bxe5 17. O-O-O Qf6 18. c3 O-O-O 19. f4 d4 20. fxe5 dxe3 21. Nd6+ Kb8 22. exf6 exd2+ 23. Rxd2 Rh7 24. fxg7 Rxg7 25. Nf5 {1-0 Stepovaia,T (2385)-Prudnikova,S (2385) RUS-ch (Women) 1996 (10)}) ({RR} 10... Qd7 11. Qd2 O-O 12. O-O Rad8 13. Rfe1 Nf5 14. h3 Nxe3 15. Qxe3 Bxf3 16. Nxf3 Bc7 17. Rad1 h6 18. Bb5 Rfe8 19. Qd3 Rxe1+ 20. Rxe1 Qd6 21. c3 Ne7 22. Ba4 Ng6 23. Bc2 Qb6 24. b3 Qf6 25. h4 {1-0 Ostos,J (2344)-Ordonez,F (2295) Valencia zt 2.3 2000 (2)}) 11. h3 Bh5 12. Qd2 O-O 13. O-O Bc7 14. Bf4 Bb6 15. c3 Re8 16. Rfe1 Bc5 17. Bg3 Qb6 18. Nxc6 Nxc6 19. Ne5 Red8 20. Qg5 Bg6 21. Nxg6 hxg6 22. b3 Bd6 23. Re3 Bxg3 24. Rxg3 Rd6 25. Re1 Rf8 26. h4 Rf6 27. Re2 Nd8 28. Qe3 Qc6 29. h5 Ne6 30. hxg6 fxg6 31. Bb1 Nf4 32. Re1 Re6 33. Qd2 Rxe1+ 34. Qxe1 d4 35. Be4 Qc5 36. cxd4 Qxd4 37. Bxg6 Qb2 38. Bd3 Rd8 39. Bc4+ Kf8 40. Rf3 g5 41. Qe6 Rd1+ 42. Kh2 Qh8+ 43. Rh3 Qxh3+ 44. Qxh3 Nxh3 45. Kxh3 Rd2 46. a4 Rxf2 47. Bd5 Rf4 48. Bxb7 a5 49. Bd5 Ke7 50. Bc4 Kd6 51. g3 Rd4 52. Bg8 Kc5 53. Bf7 Kb4 54. Bg8 Kc3 55. Bf7 Rb4 56. Be6 Rxb3 57. Kg4 Rb4+ 58. Kxg5 Rxa4 59. Kf6 Re4 60. g4 Rxe6+ 61. Kxe6 a4 62. g5 a3 63. g6 a2 64. g7 a1=Q 65. Kf7 Qf1+ 66. Ke7 Qc4 67. Kf8 Qf4+ 68. Ke7 Qg5+ 69. Kf7 Qf5+ 70. Ke7 Qg6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "27"]
[White "Souza, Iago Henrique Da Silva"]
[Black "Nascimento, Bianca Alencar De S."]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2036"]
[BlackElo "1621"]
[Annotator "Chessbase"]
[PlyCount "23"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qd8 6. Nf3 Bg4 ({RR} 6... Nf6 7. Bb5+ Nbd7 8. d4 e6 9. Bf4 Be7 10. O-O O-O 11. d5 exd5 12. Nxd5 Nxd5 13. Qxd5 a6 14. Be2 Nf6 15. Qb3 Qd5 16. Qxd5 Nxd5 17. Be5 Rd8 18. Rfd1 f6 19. Bc4 Be6 20. Bg3 Rac8 21. Bb3 {1-0 Mamedjarova,T (2222)-Houska,J (2386) EU-ch (Women) 4th 2003 (1)}) ({RR} 6... Nc6 7. Bc4 Bf5 8. d4 e6 9. O-O h6 10. d5 exd5 11. Nxd5 Bd6 12. Re1+ Nge7 13. Bf4 O-O 14. Bxd6 Qxd6 15. Nxe7+ Qxe7 16. Rxe7 Nxe7 17. h3 Rac8 18. Bb3 Rfd8 19. Qe1 Re8 20. Rc1 Nc6 21. Qd2 {1-0 Luiz,O-Henri,A I Torneio Treinamento - ALEX 2024 (6.4)}) 7. Bc4 Nc6 8. Bxf7+ Kd7 $146 ({RR} 8... Kxf7 9. Ng5+ Ke8 10. Qxg4 Nf6 11. Qe6 Qd7 12. Qf7+ Kd8 13. Ne6+ Kc8 14. Nxf8 Qe8 15. Qxe8+ Nxe8 16. Ne6 g6 17. d4 Nb4 18. O-O Nf6 19. Bf4 Nbd5 20. Nxd5 Nxd5 21. Be5 Rg8 22. Rfc1+ Kd7 23. Nc7 {1-0 Hiebler,L (1840)-Ait Abbes,N (1444) Wch U16 Girls 2013 (2)}) 9. Bd5 Nf6 10. Bxc6+ bxc6 11. Ne5+ Kc7 12. Nxg4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "32"]
[White "Peixoto, Helio Ricardo Soutinho"]
[Black "Garcia, Erich Douglas Ribeiro"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1937"]
[BlackElo "1675"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. g3 Ne7 6. Bg2 O-O 7. O-O f5 8. exd5 cxd5 9. c4 e4 ({RR} 9... d4 10. Re1 Nbc6 11. c5 Bc7 12. Ng5 Qe8 13. Nc4 Ng6 14. Bd5+ Kh8 15. Nxh7 Nge7 16. Bxc6 Nxc6 17. Nxf8 Qxf8 18. f4 e4 19. dxe4 Qxc5 20. Qh5+ Kg8 21. Qe8+ Kh7 22. exf5 Bxf5 23. Qh5+ Kg8 24. g4 {1-0 Girinath,P (2335)-Silvestre,C (1942) Speed Chess GP4 blitz 2021 (6)}) 10. dxe4 $146 ({RR} 10. Nd4 Nbc6 11. Nxc6 bxc6 12. cxd5 cxd5 13. dxe4 fxe4 14. Nb3 Ba6 15. Re1 Bd3 16. Be3 Nf5 17. Nc1 Nxe3 18. fxe3 Bc4 19. Bf1 Bxf1 20. Rxf1 Rxf1+ 21. Kxf1 Qf6+ 22. Kg2 Rf8 23. Qe2 Qf3+ 24. Qxf3 Rxf3 {0-1 Heberla,B (2487)-Pantsulaia,L (2609) Champions Challenge 134th blitz 2006 (5.3)}) ({RR} 10. Ne1 Bc5 11. Nb3 Bb6 12. cxd5 Qxd5 13. Bg5 Nbc6 14. dxe4 fxe4 15. Qxd5+ Nxd5 16. Bxe4 Be6 17. Nd3 h6 18. Nbc5 Bf7 19. Bd2 Rae8 20. Rfe1 Nd4 21. Bg2 Nc2 22. Rxe8 Rxe8 23. Rc1 Nd4 24. Kf1 Re7 {0-1 Buzbuchi,I-Kertesz,A Baile Herculane op 1979 (6)}) ({RR} 10. Ne1 Bc5 11. cxd5 e3 12. fxe3 Bxe3+ 13. Kh1 Kh8 14. d6 Nec6 15. Nc4 Bc5 16. Nf3 Bxd6 17. Nxd6 Qxd6 18. Bf4 Qb4 19. Ng5 Nd7 20. Nxh7 Nf6 21. a3 Qe7 22. Nxf8 Qxf8 23. Qb3 a5 24. Rae1 a4 {1-0 Provotorov,A (2338)-Shtepa,S Kaluga op 2000}) 10... dxe4 11. Ne1 Nbc6 12. Nb3 Be6 13. c5 Be5 14. Nc2 Qxd1 15. Rxd1 Rad8 16. Re1 Nd5 17. f3 Ncb4 18. Nxb4 Nxb4 19. Bg5 Nc2 20. Bxd8 Nxa1 21. Rxa1 Rxd8 22. fxe4 fxe4 23. Bxe4 Bxb3 24. axb3 Bd4+ 25. Kg2 Bxc5 26. Bxb7 Rd2+ 27. Kh3 Rxb2 28. Rc1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "26"]
[White "Ferreira, Marcone Fiuza"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1969"]
[BlackElo "1777"]
[Annotator "Chessbase"]
[PlyCount "48"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Qa4+ Bd7 6. Qb3 Qb6 7. Bc4 ({RR} 7. Nc3 Na6 8. d4 Qxb3 9. axb3 Nb4 10. Kd1 Nbxd5 11. Nf3 Nxc3+ 12. bxc3 Ne4 13. Kc2 Nxf2 14. Rg1 Bf5+ 15. Kb2 Nd3+ 16. Bxd3 Bxd3 17. Ne5 Be4 18. g4 e6 19. Re1 Bg6 20. d5 Bd6 21. dxe6 fxe6 {0-1 Kotsur,P (2570)-Kasimdzhanov,R (2673) Ilyumzhinov Cup 2006}) 7... Qxb3 8. Bxb3 g6 ({RR} 8... Na6 9. d4 Rc8 10. Nc3 Nb4 11. Nf3 g6 12. O-O Nd3 13. Ne5 Nxc1 14. Raxc1 Bh6 15. Rcd1 O-O 16. Rfe1 Bf5 17. h3 Rc7 18. Nb5 Rc2 19. Bxc2 Bxc2 20. Ra1 Nxd5 21. Nxa7 f6 22. Ng4 Bf4 23. g3 {1-0 Yevchenko,A (2276)-Hajiyev,K (2109) Titled Tue 14th May Early 2024 (4)}) 9. d4 $146 ({RR} 9. Nc3 Bg7 10. Nf3 O-O 11. O-O Rd8 12. Re1 Kf8 13. d4 Be8 14. Bg5 Na6 15. Bxf6 Bxf6 16. Ne5 Nc7 17. Rad1 Nb5 18. Nxb5 Bxb5 19. Rc1 Rac8 20. f4 Kg7 21. g3 Kf8 22. Rc3 Ke8 23. Rec1 Bd7 {1-0 Tzermiadianos,A (2420)-Bleker,G (2000) SKESK-ch Kalavryta 1997 (7)}) 9... Bg7 10. Nf3 Bb5 11. Nc3 Ba6 12. Ba4+ Nbd7 13. Ne5 Rd8 14. Bg5 b5 15. Nxb5 Nxd5 16. Nxd7 Kxd7 17. Nxa7+ Kd6 18. Rc1 Nb4 19. Kd2 Bxd4 20. Nc6 Ke6 21. Nxd8+ Rxd8 22. Rhe1+ Kf5 23. Bxe7 Be3+ 24. Kc3 Bd2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "40"]
[White "Baeta, Marcio Netto"]
[Black "Tischler Lema Garcia, Maria Eduarda"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1919"]
[BlackElo "1511"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Qf3 d4 4. Bc4 e6 5. Nce2 c5 6. Qg3 Nc6 7. a3 ({RR} 7. d3 b5 8. Bb3 Nf6 9. Nh3 c4 10. dxc4 Nxe4 11. Qf3 f5 12. Ng5 Ne5 13. Qf4 Bd6 14. Nxe4 Nd3+ 15. cxd3 Bxf4 16. Bxf4 fxe4 17. c5 exd3 18. Ng3 O-O 19. Bd6 d2+ 20. Ke2 Bb7 21. f4 Bxg2 {0-1 Harutjunyan,G (2414)-Ponkratov,P (2635) Cheliabinsk Variation-A 2022 (3)}) ({RR} 7. d3 Qd6 8. f4 Nge7 9. Nf3 Bd7 10. a3 Qc7 11. Bd2 Ng6 12. O-O Be7 13. Rab1 O-O 14. h4 h5 15. b4 b6 16. Ng5 Bxg5 17. Qxg5 Qd8 18. bxc5 Qxg5 19. hxg5 bxc5 20. Rb5 a6 21. Rxc5 Rfb8 {1-0 Batista,G (2254)-Garcia Terry,L (1962) Guillermo Garcia Open 2024 (1.4)}) 7... e5 $146 ({RR} 7... Nf6 8. d3 h5 9. Bg5 h4 10. Bxh4 Nxe4 11. dxe4 Qxh4 12. Qd3 Bd7 13. Nf3 Qh6 14. c3 dxc3 15. Nxc3 Be7 16. Nb5 O-O-O 17. Nd6+ Bxd6 18. Qxd6 Qg6 19. O-O Rh5 20. Rfe1 Be8 21. Qf4 Nd4 22. Rac1 {½-½ Brat,V-Zita,F CSR-ch23 Prague 1953 (10.8)}) ({RR} 7... Nf6 8. d3 b5 9. Ba2 Bb7 10. f4 Be7 11. Nf3 Qc7 12. Bd2 Rg8 13. O-O h6 14. Kh1 O-O-O 15. Qe1 g5 16. f5 exf5 17. Bxf7 fxe4 18. Bxg8 Rxg8 19. dxe4 Nxe4 20. Ng3 Nxd2 21. Qe6+ {1-0 Charvin,O (2120)-Mendola,D (2073) Lyon LOE op 2002 (2)}) ({RR} 7... Nf6 8. d3 h5 9. f4 Be7 10. Nf3 h4 11. Qf2 Ng4 12. Qg1 b5 13. Ba2 Qb6 14. h3 Nf6 15. Qf2 Bb7 16. O-O Nd7 17. Ng5 Bxg5 18. fxg5 Nce5 19. b4 c4 20. Nxd4 cxd3 21. Be3 {1-0 Plenca,J (2478)-Banzea,A (2304) Zadar op-A 2017 (6)}) 8. Nf3 Qf6 9. d3 h6 10. Bb5 Bd6 11. Nd2 Nge7 12. Nc4 Bc7 13. f4 exf4 14. Bxf4 Bxf4 15. Nxf4 O-O 16. O-O a6 17. Nb6 Ra7 18. Bc4 Ne5 19. Ne6 Qg6 20. Qxg6 N5xg6 21. Nxf8 Nxf8 22. Nxc8 Nxc8 23. Rxf7 Nd6 24. Rxb7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "32"]
[White "Martins De Aguiar, Marina"]
[Black "Garcia, Erich Douglas Ribeiro"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1929"]
[BlackElo "1675"]
[Annotator "Chessbase"]
[PlyCount "59"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Ne5 Qd6 8. d4 Nd7 9. Nxg6 Qxg6 10. Bd3 Qd6 ({RR} 10... Qf6 11. Be3 e6 12. Qe2 Qd8 13. O-O-O Ngf6 14. f4 Qa5 15. Kb1 O-O-O 16. c4 c5 17. Ne4 cxd4 18. Bxd4 Nc5 19. Bc3 Qb6 20. Nxf6 Na4 21. Ne4 Ba3 22. Qc2 Rxd3 23. Rxd3 {1-0 Papp,G (2551)-Schwarhofer,C (2257) AUT-chT2O 1112 2011 (11.2)}) 11. c3 Ngf6 12. Qb3 ({RR} 12. Qf3 e5 13. Be3 exd4 14. Bxd4 Qe6+ 15. Kd2 O-O-O 16. Rhe1 Qd5 17. Ne4 c5 18. Bxf6 Nxf6 19. Nxf6 Qxf3 20. gxf3 gxf6 21. Kc2 Bd6 22. Rad1 Kc7 23. Be4 Be5 24. Rxd8 Rxd8 25. Rd1 Re8 26. Bf5 Re7 {1-0 Lopez Giraldo,M (1827)-Moreno Hernandez,A (1700) 17th American Cont Blitz 2024 (6.116)}) 12... Qc7 13. Bc4 $146 ({RR} 13. Be3 e6 14. O-O-O Bd6 15. Ne2 Ng4 16. Kb1 O-O-O 17. Rc1 Nxe3 18. fxe3 Kb8 19. e4 Be7 20. Rhf1 Rhf8 21. g3 Nc5 22. Qc2 Nxd3 23. Qxd3 Qd7 24. Qc4 Rc8 25. Qb3 c5 26. Rfd1 cxd4 27. cxd4 Rfd8 {½-½ Koitka,J (1723)-Lampkowska,P (1586) Karpacz op 2010 (2)}) ({RR} 13. Ne2 e6 14. Bf4 Qb6 15. Qxb6 Nxb6 16. O-O-O Nbd5 17. Bg3 O-O-O 18. a3 Bd6 19. Bxd6 {½-½ Jouhki,Y (2307)-Penttinen,J (2304) FIN-chT 0405 2004 (9.3)}) 13... Nd5 14. Bxd5 cxd5 15. Qxd5 e6 16. Qf3 Nf6 17. Bf4 Qb6 18. O-O-O Be7 19. Nh5 Nxh5 20. Qxh5 O-O 21. Rh3 Kh7 22. g4 Bd6 23. Bd2 Qc7 24. Rf3 f6 25. g5 fxg5 26. hxg5 Rxf3 27. Qxf3 Rf8 28. Qe4+ Kh8 29. gxh6 Bf4 30. hxg7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "55"]
[White "Baeta, Marcio Netto"]
[Black "Bessa, Isabela Moreira"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1919"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "35"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. Nc3 d5 3. Qf3 dxe4 4. Nxe4 e6 ({RR} 4... Qd5 5. Ne2 Nf6 6. d3 Nbd7 7. N2c3 Qh5 8. Qg3 Nxe4 9. Nxe4 Nf6 10. Nxf6+ exf6 11. Be2 Qg6 12. Bf4 Be6 13. O-O-O Qxg3 14. Bxg3 O-O-O 15. d4 a5 16. c4 Bd6 17. Bxd6 Rxd6 18. Kc2 Rhd8 19. Kc3 {½-½ Iniyan,P (2525)-Mitrabha,G (2341) Goa op 2nd Taleigao 2019 (4)}) 5. Qg3 ({RR} 5. c3 f5 6. Ng3 Nf6 7. d4 Be7 8. Bd3 Nbd7 9. Bf4 h6 10. h4 c5 11. O-O-O cxd4 12. cxd4 Qb6 13. Bc2 Ng4 14. N1e2 Rf8 15. Nc3 Ndf6 16. Rhe1 Bd7 17. d5 g5 18. hxg5 hxg5 19. Bxg5 Qxf2 {½-½ Hoeffer,D (2302)-Khatoev,E (2409) Titled Tue 9th Jan Late 2024 (1)}) 5... Nf6 6. d3 $146 ({RR} 6. Nxf6+ Qxf6 7. Qf3 Be7 8. Qxf6 Bxf6 9. Nf3 O-O 10. c3 b6 11. d4 Ba6 12. Bxa6 Nxa6 13. Bg5 Bxg5 14. Nxg5 Nc7 15. O-O Rad8 16. Rad1 Rd7 {½-½ Gnidash,N-Ivanenko,O UKR-ch U10 Girls 2000}) 6... Nxe4 7. dxe4 Nd7 8. Bc4 h6 9. Nf3 b5 10. Bxe6 Qe7 11. Bb3 Qxe4+ 12. Be3 Qe7 13. O-O Bb7 14. Qc7 Nc5 15. Qa5 Nxb3 16. axb3 a6 17. Rfe1 Qd6 18. Bc5+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Spina, Deris Eduardo"]
[Black "Ishida, Leopoldo Tetsuo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1823"]
[BlackElo "1688"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Bg4 6. Bc4 Nd7 7. O-O Ngf6 8. c3 Bd6 9. Qb3 O-O 10. Qxb7 Bxf3 ({RR} 10... Nxe4 11. Nbd2 Bxf3 12. Rxf3 Ng5 13. Rf1 exd4 14. cxd4 Nb6 15. Bb3 Rc8 16. Qxa7 Bb8 17. Qa5 Qxd4+ 18. Kh1 Qh4 19. h3 Nxh3 20. Nf3 Nf2+ 21. Kg1 Bh2+ 22. Nxh2 Nh3+ 23. gxh3 Qg3+ 24. Kh1 Nd5 25. Bxd5 {1-0 Kraus,T (2484)-Bezerra,N (1916) Titled Tue 30th Jan Early 2024 (8)}) 11. Rxf3 exd4 12. cxd4 Bxh2+ $146 ({RR} 12... Nxe4 13. Nc3 Nxc3 14. bxc3 Qc8 15. Qb3 Nf6 16. Bg5 Be7 17. Raf1 Rb8 18. Qc2 Qd7 19. Rh3 h6 20. Bxf6 Bxf6 21. Rxf6 gxf6 22. Rxh6 Rfe8 23. Qh7+ Kf8 24. Qh8+ {1-0 Haas,M (1885)-Werner,T (1899) Mittelfranken-chT2b 1617 2016 (6.5)}) ({RR} 12... Ng4 13. h3 Nc5 14. Qxc6 Rc8 15. Qd5 Nf6 16. Rxf6 Qxf6 17. e5 Qh4 18. Nc3 Be7 19. Be3 Ne6 20. Bf2 Qg5 21. Bb3 Rfd8 22. Qf3 Qd2 23. Qe2 Rxd4 24. Bxd4 Qxd4+ 25. Kh1 Rc5 26. Bxe6 fxe6 27. Re1 {1-0 Ribeiro,G (2013)-Karsay,P (2319) Maia Chess Open 2023 (2.27)}) ({RR} 12... Nb6 13. Bd3 Ng4 14. e5 Bxe5 15. dxe5 Qd4+ 16. Kf1 Nxe5 17. Bxh7+ Kxh7 18. Rh3+ Kg8 19. Nc3 Ng4 20. Rf3 Nxh2+ 21. Ke2 Nxf3 22. gxf3 Rfe8+ 23. Kf1 Qc4+ 24. Kf2 Qh4+ 25. Kg2 Re1 26. Qxc6 Qh1+ 27. Kg3 {0-1 Kizza,F (2101)-Ssonko,M (2147) UGA olympic qual 2018 (7)}) 13. Kxh2 Ng4+ 14. Kg3 Ndf6 15. e5 Ne4+ 16. Kxg4 h5+ 17. Kxh5 Qxd4 18. Bxf7+ Kh8 19. Kg6 Ng3 20. Rxg3 Qe4+ 21. Kg5 Qxe5+ 22. Kg4 Qe4+ 23. Bf4 g5 24. Rh3+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Nejanky, Maisa"]
[Black "Fernandes, Felipe Gambini"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1968"]
[BlackElo "1852"]
[Annotator "Chessbase"]
[PlyCount "126"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nd7 6. f4 Bxc5 7. Bxc5 Nxc5 8. Nc3 ({RR} 8. Nd2 Ne7 9. Ngf3 Nf5 10. Nb3 Nxb3 11. axb3 Qb6 12. Qd2 Qe3+ 13. Qxe3 Nxe3 14. Kd2 Nxf1+ 15. Rhxf1 Bd7 16. Nd4 Ke7 17. b4 a6 18. c3 Rhf8 19. Rfe1 f6 20. g3 f5 21. Ke3 h6 22. h4 Rg8 {1-0 Przybylski,W (2308)-Brancaleoni,M (2180) Titled Tue 13th Aug Late 2024 (6)}) 8... a6 $146 ({RR} 8... Ne7 9. Qd2 a6 10. Nf3 O-O 11. Bd3 b5 12. Bxh7+ Kxh7 13. Qf2 b4 14. Qh4+ Kg8 15. Ng5 Re8 16. Qh7+ Kf8 17. Qh8+ Ng8 18. Nh7+ Ke7 19. Ne2 g6 20. Nf6 Rf8 21. Nh7 Ne4 22. Nxf8 Kxf8 23. Rf1 {0-1 Stukopin,A (2485)-Popov,I (2605) Moscow-ch 2012 (8)}) ({RR} 8... Ne7 9. Qd4 b6 10. O-O-O O-O 11. Nf3 Bd7 12. Bd3 Rc8 13. Kb1 Qc7 14. Qf2 Nxd3 15. cxd3 Qc5 16. Qd2 b5 17. Rc1 Qb6 18. Ne2 b4 19. Ned4 a5 20. Rxc8 Rxc8 21. Rc1 Rxc1+ 22. Kxc1 Ba4 23. Qe3 {1-0 Durarbayli,V (2618)-Indjic,A (2600) Saint Louis Summer-A 2018 (2)}) ({RR} 8... Bd7 9. Nf3 Ne7 10. Bd3 Qb6 11. Qd2 Rc8 12. O-O-O a6 13. f5 Nxd3+ 14. Qxd3 Nxf5 15. Kb1 Bb5 16. Qd2 O-O 17. Rhe1 Rfd8 18. g4 Ne7 19. Nd4 Nc6 20. Nf3 Na5 21. Qd4 Qxd4 22. Nxd4 Be8 23. Nce2 {1-0 Hafiz,A (2251)-Poltorak,S (2321) Titled Tuesday intern op 27th Sep Early blitz 2022 (4)}) 9. Qg4 g6 10. O-O-O h5 11. Qh3 Nh6 12. Bd3 Nxd3+ 13. Rxd3 Ng4 14. Qg3 Qb6 15. Nh3 Bd7 16. Rhd1 Bb5 17. Rd4 Rc8 18. Ng5 Nh6 19. Nxb5 axb5 20. Qa3 Nf5 21. R4d3 Qc5 22. Qxc5 Rxc5 23. Nf3 Ke7 24. Nd4 Nxd4 25. Rxd4 Rhc8 26. R1d2 Rc4 27. b3 R4c5 28. Rb4 R8c7 29. Kb2 f5 30. exf6+ Kxf6 31. Rbd4 Kf5 32. Re2 Kf6 33. Rd3 R5c6 34. g3 Rc8 35. h3 Ra8 36. c3 Rca6 37. Kb1 Rc6 38. Rh2 h4 39. g4 Rd8 40. Kb2 Ra8 41. Rd4 Rac8 42. Rc2 Rc5 43. Rb4 R8c7 44. a4 bxa4 45. Rxa4 b5 46. Rb4 g5 47. Rc1 R7c6 48. Rd4 gxf4 49. Rxf4+ Kg5 50. Rf8 b4 51. Rg8+ Kf4 52. Rf1+ Kg3 53. cxb4 Rc2+ 54. Kb1 Kxh3 55. g5 Kg2 56. Rd1 h3 57. g6 Rc8 58. Rg7 R2c7 59. Rd2+ Kg3 60. Rd3+ Kg4 61. Rh7 Rxh7 62. gxh7 Rh8 63. Re3 h2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "39"]
[White "Nejanky, Maisa"]
[Black "De Oliveira, Mendel Nascimento"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1968"]
[BlackElo "1680"]
[Annotator "Chessbase"]
[PlyCount "65"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. f4 Bf5 6. c3 ({RR} 6. Nf3 e6 7. Be3 Nge7 8. Bb5 Bg4 9. Nbd2 Bxf3 10. Qxf3 Nf5 11. O-O Qa5 12. Bxc6+ bxc6 13. Nb3 Qb4 14. g4 Nxe3 15. Qxe3 a5 16. a4 Rb8 17. Kh1 Be7 18. Rf2 h5 19. g5 g6 20. Raf1 O-O {0-1 Yoo,C (2599)-Vachier Lagrave,M (2732) Bullet Chess Losers 2024 (1.14)}) 6... a5 7. Na3 ({RR} 7. Bb5 e6 8. Be3 Nge7 9. Nf3 Bg4 10. O-O Nf5 11. Bf2 Be7 12. h3 Bxf3 13. Qxf3 O-O 14. a4 Rc8 15. Nd2 d4 16. Nb3 dxc3 17. bxc3 Qc7 18. Rad1 Bh4 19. g3 Be7 20. Kg2 h6 21. h4 Rfe8 {1-0 Hrebenshchykova,Y (2275)-Berzina,I (2164) Swiss Queens Wed #1 2024 (10.44)}) 7... e6 8. Be3 g5 $146 ({RR} 8... f6 9. Nf3 Be4 10. Bb5 Kf7 11. O-O Nh6 12. Bd3 Nf5 13. Bf2 h5 14. Nb5 g6 15. exf6 Bxf3 16. Qxf3 Qxf6 17. Rae1 {1-0 Zamengo,F (2356)-Tersigni,A (1930) Chioggia op-A 14th 2019 (5)}) 9. fxg5 Bg7 10. Nf3 Nxe5 11. Nxe5 Bxe5 12. Bb5+ Kf8 13. O-O h6 14. Bd4 Qxg5 15. Qf3 Bxd4+ 16. cxd4 Rh7 17. Bd3 Bxd3 18. Qxd3 Rg7 19. Rf2 Ne7 20. Nb5 Kg8 21. Nd6 Nc6 22. Nxb7 Rb8 23. Nd6 Rb4 24. Ne8 Rxd4 25. Qa6 Nb4 26. Qc8 f5 27. Nxg7+ Kxg7 28. Qxe6 f4 29. Qd7+ Kg6 30. Qe8+ Kg7 31. Re1 Re4 32. Rxe4 dxe4 33. Qxe4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Vaz, Osvaldo Jose"]
[Black "Pimenta, Jeronimo Marques"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1755"]
[BlackElo "2047"]
[Annotator "Chessbase"]
[PlyCount "81"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Qg4 Nc6 6. Nf3 Qa5+ ({RR} 6... Nge7 7. Bb5 Ng6 8. Be3 Bd7 9. Bxc6 bxc6 10. c3 Qb8 11. Qb4 Qc7 12. Qd4 Ne7 13. Qd3 Nf5 14. Bd4 Rb8 15. b3 a5 16. g4 Nxd4 17. cxd4 Be7 18. Nc3 O-O 19. O-O f5 20. exf6 gxf6 21. Rfe1 {½-½ Vachier Lagrave,M (2796)-Fontaine,R (2549) PRO League Central rapid 2017 (2)}) ({RR} 6... f6 7. Bd3 f5 8. Qg3 Qc7 9. O-O Bxc5 10. Nc3 a6 11. a3 Nge7 12. Qxg7 Rg8 13. Qxh7 Nxe5 14. Nxe5 Qxe5 15. Qh5+ Kd7 16. Qe2 Qg7 17. g3 Nc6 18. Re1 Nd4 19. Qd1 Qg4 20. Be2 Qh3 21. Bf1 {1-0 Novikova,G (2073)-Weetik,V (2423) Titled Tue 16th Apr Early 2024 (1)}) 7. c3 Qxc5 8. Be2 $146 ({RR} 8. b4 Qb6 9. b5 Na5 10. Be3 Qc7 11. Bd3 h6 12. O-O Bd7 13. Nbd2 Qxc3 14. Be2 Rc8 15. Bxa7 Qc7 16. Bd4 g6 17. Bd3 b6 18. h4 h5 19. Qh3 Nh6 20. a4 Bg7 21. Rfe1 O-O 22. Ng5 Ng4 {1-0 Agdestein,S (2626)-Farkas,D (2129) London Classic rapid op 6th 2014 (2)}) 8... Nge7 9. O-O Ng6 10. Qg3 Qb6 11. Nbd2 Qc7 12. Re1 Ngxe5 13. Nd4 a6 14. N2b3 Bd6 15. Qxg7 Ng6 16. Nf3 Bf8 17. Qf6 Rg8 18. Qg5 Bd6 19. Qh5 Bf4 20. Bf1 Nce7 21. g3 Bd6 22. Bg2 Bd7 23. Bd2 O-O-O 24. c4 dxc4 25. Rac1 b5 26. Ba5 Qa7 27. Bxd8 Kxd8 28. Nbd2 Nf5 29. Ne4 Be7 30. a4 h6 31. axb5 axb5 32. Ra1 Qc7 33. Red1 Ke8 34. Ra8+ Bc8 35. Rda1 Kf8 36. R1a7 Qd8 37. Nc3 b4 38. Na4 Nf4 39. Rxc8 Qxc8 40. gxf4 Qc6 41. Ng5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "40"]
[White "Dos Santos, Leonardo Lopes"]
[Black "De Oliveira, Mendel Nascimento"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1860"]
[BlackElo "1680"]
[Annotator "Chessbase"]
[PlyCount "35"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 e6 7. Nf3 Bd6 8. Bxd6 Qxd6 9. O-O O-O 10. Re1 Rb8 11. a4 ({RR} 11. Ne5) 11... Re8 ({RR} 11... a6 12. Nbd2 b5 13. axb5 axb5 14. b4 Bd7 15. Nb3 Rfc8 16. Nc5 Be8 17. Qe2 Ne7 18. Ra6 Qc7 19. Ne5 Nc6 20. f4 Nxe5 21. fxe5 Nd7 22. Rb1 Nf8 23. Ra5 Qb6 24. Rba1 Bc6 25. Ra6 Qd8 26. R1a5 {1-0 Donate Moreno,S (1475)-Luque Saiz,A (1897) ESP-ch U18 Rapid 2022 (1)}) 12. Ne5 Nd7 $146 ({RR} 12... a6 13. Re3 b5 14. g4 Rd8 15. g5 Ne4 16. Nxc6 Qxc6 17. Qh5 e5 18. axb5 axb5 19. dxe5 Bf5 20. Na3 b4 21. cxb4 Bg6 22. b5 Qe6 23. Qh4 Qxe5 24. Re2 Qxg5+ 25. Qxg5 Nxg5 26. Bxg6 Nf3+ 27. Kg2 {½-½ Schelwokat,P (1939)-Wilke,C NRW Class2 1617 2016 (2.8)}) ({RR} 12... h6 13. Nd2 Nd7 14. f4 f6 15. Qh5 Qe7 16. Nxd7 Qxd7 17. Nf3 Rd8 18. Re3 f5 19. Bb5 Qd6 20. Bxc6 Qxf4 21. Rd3 bxc6 22. Ne5 Rxb2 23. Qf7+ Kh7 24. Rg3 Qf2+ 25. Kh1 Qxg3 26. hxg3 Bb7 27. Qg6+ {1-0 Ter Saakian,G (2191)-Afineevskij,I (1643) Moscow City Team-ch 2021 (1)}) 13. f4 f6 14. Qh5 fxe5 15. Qxe8+ Nf8 16. fxe5 Qc7 17. Rf1 Qe7 18. Rxf8+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.9"]
[Board "9"]
[White "Terao, Juliana Sayumi"]
[Black "Prado Oliveira, Fellipe"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2161"]
[BlackElo "1947"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "77"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,77,27,12,72,56,92,58,47,35,44,29,30,-28,21,22,19,19,7,-2,13,-22,-12,-17,3,-2,8,-14,17,4,50,41,83,0,-1,3,10,13,19,4,40,27,27,10,44,72,78,40,36,23,43,45,45,62,59,62,102,98,112,114,106,110,110,107,113,109,113,113,180,191,219,121,130,79,203,212,199,205,230,261]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Ne2 e6 ({RR} 6... e5 7. dxe5 Nxe5 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. O-O Bc5 11. Nd2 O-O 12. Nb3 Bb6 13. Bf4 Nc4 14. Qc2 Rfe8 15. Ned4 Ne4 16. Rad1 Qg4 17. Bg3 Qg6 18. Rd3 Nxg3 19. hxg3 Nxb2 20. Rf3 Qxc2 21. Nxc2 {0-1 Van Wijgerden,C (2440)-Sosonko,G (2585) Nijmegen RABO rapid 1983 (2)}) ({Relevant:} 6... g6 7. Bf4 Bf5 8. Bxf5 gxf5 9. Nd2 e6 10. Nf3 Bd6 11. Qc1 Qc7 12. Bxd6 Qxd6 13. Qf4 Ne4 14. Qxd6 Nxd6 15. Nf4 Rg8 16. g3 Ne4 17. Nd3 f6 18. O-O-O Kf7 19. Rhe1 Rgc8 20. Kb1 b5 21. Nh4 b4 22. f3 bxc3 23. fxe4 fxe4 24. Nc1 Rab8 25. Re2 Nb4 26. bxc3 Rxc3 27. Rb2 a5 28. Ne2 Re3 29. Ng2 Rd3 30. Rxd3 exd3 31. Nc1 Rc8 32. Ne1 Rc4 33. Nexd3 Nxd3 34. Nxd3 Rxd4 35. Nc5 e5 36. Rb7+ {0-1 Neiksans,A (2557)-Kobalia,M (2614) RUS-LAT Online Battle blitz 2020}) 7. Bf4 {[#]} ({RR} 7. O-O Bd6 8. Bf4 O-O 9. Nd2 b6 10. Nf3 Bb7 11. Qd2 Bxf4 12. Qxf4 Rc8 13. Ng3 Ne7 14. Rfe1 Ng6 15. Bxg6 hxg6 16. Ne5 Nh7 17. Qd2 Qg5 18. f4 Qh4 19. Nf3 Qd8 20. Re5 Nf6 21. Ree1 Ne8 {0-1 Mihal,S (1877)-Froeyman,H (1614) Prague Summer op-B 8th 2021 (3)}) 7... Nh5 $146 ({RR} 7... Bd6 8. Bxd6 Qxd6 9. Nd2 O-O 10. O-O Ng4 11. Ng3 f5 12. Re1 Kh8 13. Ndf1 Bd7 14. f3 Nf6 15. Qd2 f4 16. Nh1 Rf7 17. Nf2 g5 18. Bb5 Rg8 19. Bxc6 bxc6 20. Nd3 Bc8 21. Ne5 Rfg7 22. b4 {1-0 Salwe,G-Izbinsky,S All Russian-ch03 Masters 1903 (7)}) ({RR} 7... Bd6 8. Bxd6 Qxd6 9. Nd2 O-O 10. Nf3 Rb8 11. Ng3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5+ 14. Qe2 Qxe2+ 15. Bxe2 Be6 16. Rd1 b5 17. Rd4 Rfc8 18. Rb4 g6 19. O-O a6 20. Rd1 Ne4 21. Nxe4 dxe4 22. a3 {1-0 Damia,A (2329)-Marholev,D (2199) Backi Petrovac Cani Memorial 2017 (8)}) ({RR} 7... Bd6 8. O-O Bxf4 9. Nxf4 Bd7 10. Nd2 Qc7 11. Ne2 e5 12. dxe5 Nxe5 13. Qc2 O-O 14. Bf5 Bxf5 15. Qxf5 Rfe8 16. Ng3 Re6 17. Nf3 Nxf3+ 18. Qxf3 Rae8 19. Rfd1 Qc4 20. h3 Qb5 21. b3 h6 22. Nf5 {0-1 Reineke,C-Radde,C Regionalliga Mitte 0304 (Women) 2003 (5.2)}) ({Predecessor:} 7... Bd6 8. Bxd6 Qxd6 9. O-O O-O 10. Nd2 Bd7 11. Nf3 h6 12. a4 a5 13. Re1 Rac8 14. Ng3 Rfe8 15. h3 Qb8 16. Ne5 Rcd8 {½-½ Sun,C-Hladeniuk,Y (1362) World-chT Rapid 2023 (10)}) 8. Be3 Bd6 9. Qc2 h6 10. f4 Qc7 11. Rf1 f5 $6 {Inaccuracy. Ne7 was best.} (11... Ne7 12. h3 Nf5 13. Bd2 Nf6 14. g4 Nh4 15. Na3 a6 16. Qa4+ Qd7 17. Qxd7+) 12. Nd2 Bd7 $2 {Mistake. Nf6 was best.} (12... Nf6 13. Nf3 Rb8 14. Ne5 O-O 15. Rf3 Bd7 16. Kf1 Be8 17. Kg1 b5 18. h3) 13. g4 Nf6 14. gxf5 exf5 15. Bxf5 $6 {Inaccuracy. Nf3 was best.} (15. Nf3) 15... O-O-O $2 {Mistake. O-O was best.} (15... O-O) 16. O-O-O $6 {Inaccuracy. Nf3 was best.} (16. Nf3 Na5 17. Bxd7+ Nxd7 18. b3 Ba3 19. Ne5 Nf6 20. b4 Nc4 21. Rf3 Rde8) 16... Rhe8 17. Rf3 Re7 18. Ng3 Ng4 19. Bxd7+ Rdxd7 20. Bg1 Bxf4 21. Kb1 Ne3 22. Bxe3 Rxe3 23. Rxe3 Bxe3 24. Re1 Bxd2 25. Qxd2 Re7 26. Rxe7 Nxe7 27. Qf2 Qd7 $2 {Mistake. Kd7 was best.} (27... Kd7) 28. Qf8+ Kc7 29. Qxg7 Qe6 30. Kc2 $6 {Inaccuracy. a3 was best.} (30. a3 a6 31. Nh5 Kb8 32. Qf8+ Nc8 33. Nf4 Qe4+ 34. Ka2 Ka7 35. Qxh6 Nb6) 30... Kd7 31. Qf8 $6 {Inaccuracy. Kb3 was best.} (31. Kb3) 31... Qg6+ 32. Kc1 Qg5+ 33. Kd1 h5 $4 {Blunder. Qg6 was best.} (33... Qg6) 34. Qb8 Qg4+ 35. Ke1 Qe6+ 36. Kf2 h4 $2 {Mistake. Qf6+ was best.} (36... Qf6+ 37. Ke1 Qb6 38. b3 Qa5 39. Qxb7+ Kd8 40. Ne2 Qxa2 41. Kf2 a5 42. Qa6) 37. Qxb7+ Ke8 38. Qb8+ Nc8 39. Ne2 {[PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "46"]
[White "Hubner, Jessica Trindade"]
[Black "Ishida, Leopoldo Tetsuo"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1845"]
[BlackElo "1688"]
[Annotator "Chessbase"]
[PlyCount "128"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bf4 Nc6 6. c3 Bg4 7. Nbd2 e6 8. Qa4 Bxf3 9. Nxf3 Bd6 10. Bg5 ({RR} 10. Ba6 Bxf4 11. Bxb7 O-O 12. Bxc6 Rb8 13. b4 Ne4 14. Qc2 Rc8 15. b5 Qa5 16. O-O Nxc3 17. a4 h6 18. g3 Bd6 19. Rfc1 Ne4 20. Qd3 Rc7 21. Ne5 Bxe5 22. dxe5 Nd2 23. f4 Qb6+ 24. Kg2 Nc4 {0-1 Ristic,N (2248)-Plyasunov,D (2289) Titled Tue 18th Jun Early 2024 (6)}) 10... O-O 11. Bd3 h6 $146 ({RR} 11... a6 12. O-O b5 13. Qc2 h6 14. Bh4 Rc8 15. a3 Be7 16. Rfe1 Qb6 17. Qe2 Rb8 18. Ne5 Qc7 19. f4 Nd8 20. f5 Nh7 21. Bxe7 Qxe7 22. fxe6 Qxe6 23. Qc2 Nf6 24. Ng6 Qd6 25. Nxf8 Qxf8 26. Bf5 {1-0 Csonka,B (2498)-Babiy,O (2300) Titled Tuesday intern op 01st June blitz 2021 (11)}) 12. Be3 Qc7 13. h3 a6 14. Rc1 b5 15. Qd1 Na5 16. O-O Nc4 17. Qe2 Rac8 18. Rc2 Qa5 19. a3 Rc7 20. Bc1 Rfc8 21. Ne5 Bxe5 22. dxe5 Nd7 23. f4 Qb6+ 24. Kh1 Nc5 25. Bxc4 bxc4 26. Be3 Qb5 27. f5 Ne4 28. Qg4 exf5 29. Rxf5 Qd7 30. Bxh6 g6 31. Rf4 Qxg4 32. Rxg4 Re7 33. Bf4 Re6 34. Kh2 Rb8 35. Re2 Rb3 36. Rc2 Reb6 37. Bc1 Kg7 38. Rf4 Re6 39. Be3 g5 40. Rf1 Kg6 41. Bd4 Re7 42. Re1 Reb7 43. Ree2 Kf5 44. g4+ Ke6 45. Kg1 R7b5 46. Rh2 Nc5 47. Rhf2 Ne4 48. Rg2 a5 49. Kf1 a4 50. Ke1 Rb8 51. Kd1 Rh8 52. Rh2 Rh7 53. Rce2 Rb8 54. Re3 Rbh8 55. Kc1 Rh4 56. Rg2 Rxh3 57. Ree2 Rh1+ 58. Kc2 R8h3 59. Re3 Rh4 60. Rf3 Ra1 61. Rf6+ Ke7 62. Rg1 Rxg1 63. Bxg1 Nxf6 64. exf6+ Kxf6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "30"]
[White "Silva, Clara De Oliveira"]
[Black "Garcia, Julio Cesar De Paiva"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "2004"]
[Annotator "Chessbase"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d5 3. e3 c5 4. c4 Nc6 5. Nc3 cxd4 6. exd4 Bg4 7. Be3 e6 8. a3 Be7 9. Be2 O-O 10. cxd5 Nxd5 11. O-O Rc8 12. h3 Bh5 13. Qd2 $146 ({RR} 13. Nh2 Bxe2 14. Qxe2 Bf6 15. Qg4 Nce7 16. Rac1 Nf5 17. Qe4 Ndxe3 18. fxe3 Ng3 19. Qxb7 Nxf1 20. Rxf1 Rb8 21. Qxa7 Rxb2 22. Ng4 Bg5 23. Ne4 Qd5 24. Nxg5 {0-1 Mederly,J (1310)-Harvan,T (1782) Piestany Slovakia op 2021 (2)}) 13... Na5 14. Qc2 Nc4 15. Bxc4 Bxf3 16. Bd3 Nxc3 17. bxc3 Bd5 18. Bxh7+ Kh8 19. Bd3 Qa5 20. Bd2 Bc4 21. Bxc4 Rxc4 22. Rfe1 Bf6 23. Qd3 Rfc8 24. Reb1 Qd5 25. Qe3 b6 26. a4 e5 27. Rb5 exd4 28. cxd4 Qxd4 29. Qxd4 Bxd4 30. Ra2 Rc2 31. Rxc2 Rxc2 32. Be3 Bxe3 33. fxe3 Ra2 34. Rb4 Kh7 35. Kh2 Ra3 36. e4 Kg6 37. h4 Kf6 38. g3 Ke5 39. Kh3 g6 40. Kg4 f6 41. Rc4 a5 42. Kh3 Rb3 43. Kg4 Rb4 44. Rc6 Rxa4 45. Kf3 Rb4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "37"]
[White "Cunha, Rodrigo Azalim"]
[Black "Kanzler, Karina Daniela Ferreira"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1624"]
[BlackElo "1874"]
[Annotator "Chessbase"]
[PlyCount "119"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Be6 8. Ne2 Qc7 9. Qc2 Nd7 10. Be3 h6 11. h3 O-O 12. O-O c5 13. Rad1 Nb6 $146 ({RR} 13... c4 14. Bh7+ Kh8 15. d5 Bxh3 16. gxh3 g6 17. Bxh6 Rfe8 18. Bxg6 fxg6 19. Kh1 Kh7 20. Be3 Ne5 21. Qe4 Kg7 22. Rg1 Qf7 23. Nf4 f5 24. Qd4 Kh7 25. Ne6 Kg8 26. Qh4 Rxe6 27. dxe6 Qxe6 28. Bf4 {0-1 Varshini,V (2137)-Yakubbaeva,N (2350) Asian Continental Blitz w 2022 (3.10)}) 14. dxc5 Bxc5 15. Bxc5 Qxc5 16. Rd2 Qg5 17. Ng3 Rac8 18. Rfd1 Kh8 19. a3 a5 20. Be4 Rb8 21. Rd6 Nc4 22. R6d4 b5 23. Bd5 Nb6 24. Bc6 Qc5 25. Be4 a4 26. Qc1 f5 27. Bc2 Nc4 28. Rh4 Kh7 29. Rh5 Qb6 30. Nxf5 Bxf5 31. Rxf5 Kg8 32. Rfd5 Qe6 33. b3 axb3 34. Bxb3 Na5 35. Bc2 Nc4 36. a4 bxa4 37. Bxa4 Nb2 38. Bd7 Qe4 39. Bf5 Qe7 40. Re1 Qc7 41. Rd7 Qc5 42. Bg4 Na4 43. Ree7 Nxc3 44. Rc7 Qd6 45. Red7 Rb1 46. Qxb1 Qxc7 47. Rxc7 Nxb1 48. Rc8 Nd2 49. Rxf8+ Kxf8 50. f4 Ke7 51. Kf2 Kd6 52. Ke3 Nb3 53. Be2 Nc5 54. Bc4 f5 55. g4 fxg4 56. hxg4 Nd7 57. Be2 Nf6 58. Bf3 Nd7 59. Ke4 Ke6 60. Kd4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "22"]
[White "Mantelato, Davi Natali"]
[Black "Serpa, Rafael Araujo"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1768"]
[BlackElo "2107"]
[Annotator "Chessbase"]
[PlyCount "107"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 7. Bd3 O-O 8. Qh5 ({RR} 8. Ne2 Na6 9. O-O Nc7 10. c4 Re8 11. Qc2 g6 12. Rad1 Be6 13. Nc3 Bf8 14. Bf4 Rc8 15. Rfe1 Qd7 16. Ne4 Qd8 17. Nc5 b6 18. Ne4 h6 19. Qd2 f5 20. Nc3 Qxd4 21. Bxh6 Bxh6 22. Qxh6 Qf6 {1-0 So,W (2772)-Caruana,F (2791) Speed Chess Chess.com INT blitz 2021 (2.31)}) 8... g6 9. Qf3 Be6 10. g4 $146 ({RR} 10. Ne2 Re8 11. Nf4 Nd7 12. Nxe6 Rxe6 13. O-O-O f5 14. Bc4 Re4 15. Bd3 Re8 16. h4 h5 17. Bxf5 gxf5 18. Qxf5 Re6 19. Qxh5 Rg6 20. Qf5 Nf8 21. d5 Qc8 22. Qd3 cxd5 23. h5 Re6 24. Qxd5 Be5 {½-½ Arnott,J (2089)-Bradbury,N (2153) 110th ch-GBR 2024 (4.39)}) ({RR} 10. Ne2 h5 11. Bf4 Bg4 12. Qg3 Bxf4 13. Qxf4 Bxe2 14. Bxe2 Re8 15. Qd2 Qe7 16. h4 Nd7 17. Rh3 f5 18. Kf1 Nf6 19. Re1 Rad8 20. Qf4 Ng4 21. c3 c5 22. dxc5 Rd1 23. Qf3 Rd2 24. b4 Qe5 {0-1 Jaros,M (2237)-Bicek,R (2088) CZE-chT2A 1617 2016 (10.4)}) ({RR} 10. Ne2 Re8 11. Nf4 Bxf4 12. Qxf4 Nd7 13. h4 Nb6 14. b3 Nd5 15. Qh6 Qa5+ 16. Kf1 Bf5 17. Bxf5 Nxe3+ 18. fxe3 Qxf5+ 19. Kg1 Qxc2 20. Rf1 Re4 21. h5 Rg4 22. Rh2 Re8 23. hxg6 Qxg6 24. Rf3 f5 {0-1 Musaev,R (2312)-Tsydypov,Z (2451) Chigorin Memorial 24th 2016 (5)}) 10... Re8 11. Qg2 Bd5 12. Nf3 Nd7 13. c4 Qa5+ 14. Kf1 Be6 15. h4 Nf8 16. Nd2 Rad8 17. Ne4 Be7 18. Qf3 f5 19. gxf5 Qxf5 20. Qg2 Qg4 21. b4 Qxg2+ 22. Kxg2 Bf5 23. h5 Ne6 24. hxg6 hxg6 25. Rh2 Nxd4 26. Rah1 Bxe4+ 27. Bxe4 Bf6 28. Bf3 Nxf3 29. Kxf3 a6 30. a4 Rd3 31. Rb1 Ra3 32. a5 Rc3 33. c5 Rc4 34. Rhh1 Bg7 35. Rhd1 Rce4 36. Rd7 R4e7 37. Rd3 f6 38. Rbd1 Kf7 39. Rh1 g5 40. Rhd1 Re4 41. Rd7+ R8e7 42. Rxe7+ Rxe7 43. Rd6 Re6 44. Rd7+ Re7 45. Rd6 Kg6 46. Bd4 Kf5 47. Bc3 Rf7 48. Bd4 Rc7 49. Bc3 Re7 50. Bd2 Rf7 51. Bc3 g4+ 52. Kg3 Bh6 53. Kg2 Bf4 54. Be1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "27"]
[White "Santos, Valentim Do Carmo Ribeiro"]
[Black "Pimenta, Jeronimo Marques"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1800"]
[BlackElo "2047"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ 9. Ne2 g6 10. Be3 Be6 ({RR} 10... Nd7 11. O-O Qc7 12. g3 Nf8 13. Rfe1 Bg4 14. Qd2 Ne6 15. Kg2 Qd7 16. Nf4 Ng5 17. h4 Bf3+ {0-1 Belozerov,A (2528)-Jobava,B (2627) Wch Blitz St Petersburg 2018 (1)}) 11. Ng3 $146 ({RR} 11. O-O-O Bd5 12. Nf4 Nd7 13. h4 f5 14. h5 Be4 15. hxg6 fxg6 16. Nxg6 hxg6 17. Bxe4 Rxe4 18. Qb3+ Kg7 19. Bh6+ Kf6 20. f3 Re7 21. f4 Qg8 22. Bg5+ Kg7 23. Bh6+ Kf6 24. Bg5+ Kg7 {½-½ Steiner,L-Szabo,L HUN-ch14 International Masters 1936 (11)}) ({RR} 11. h4 f5 12. h5 Qf6 13. hxg6 fxg6 14. g3 Bd5 15. Rh6 Bxg3 16. O-O-O Bd6 17. Bxf5 Bf8 18. Rxg6+ hxg6 19. Bxg6 Nd7 20. Rg1 Bg7 21. Nf4 Kf8 22. Bxe8 Rxe8 23. Nh5 Qf3 24. Qg6 Rxe3 25. Qxg7+ Ke8 {½-½ Sulejmanova,A (2139)-Follana Albelda,L (1954) 24th ch-EUR Indiv w 2024 (2.65)}) ({RR} 11. h4 Bd5 12. h5 f5 13. hxg6 fxg6 14. O-O-O Qf6 15. Nf4 Bxf4 16. Bxf4 Nd7 17. Rh6 Nb6 18. Rdh1 Re7 19. Qd2 Qe6 20. f3 Bc4 21. Be5 Bxd3 22. Qxd3 Qxa2 23. Rxg6+ hxg6 24. Rh6 Qe6 25. g4 Kf7 {1-0 Santos,D (1846)-De Oliveira,G (2052) Florianopolis op 5th 2019 (8)}) ({RR} 11. h4 Nd7 12. h5 f5 13. O-O-O Qa5 14. hxg6 fxg6 15. b3 Nf6 16. f3 Qa3+ 17. Kd2 Nd5 18. Bg5 c5 19. Rh4 Rac8 20. Rdh1 Rc7 21. dxc5 Qxc5 22. g4 Qf2 23. Kc1 Nb4 24. Qd2 Qxf3 25. Bb1 Nd5 {0-1 Vozinaki,A (1819)-Theodoulidis,T (2102) Heraklion Gazi op 11th 2015 (5)}) 11... f5 12. Ne2 Bd5 13. Bxf5 gxf5 14. Qxf5 Be4 15. Qg4+ Bg6 16. Nf4 Qd7 17. Qxd7 Nxd7 18. Kd2 Nf6 19. f3 Re7 20. Rae1 Rae8 21. g4 Rxe3 22. Nxg6 Rxe1 23. Rxe1 Rxe1 24. Kxe1 fxg6 25. h3 Bf4 26. Ke2 Kf7 27. Kd1 Ke6 28. a4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "18"]
[White "Santos, Abel Cardoso Dos"]
[Black "Silva, Caio Henrique Angelico"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1923"]
[BlackElo "2122"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. c3 Nxe4 7. Bxe4 Nf6 8. Bd3 Qc7 ({RR} 8... Bg4 9. Qb3 Qd7 10. Bf4 e6 11. Ne2 Bh5 12. Be5 Bg6 13. O-O-O Ng4 14. Bg3 Bd6 15. Bxg6 hxg6 16. h3 Nf6 17. Bxd6 Qxd6 18. Qxb7 O-O 19. Qa6 Rfb8 20. Qc4 Rb5 21. a4 Ra5 22. Kc2 Nd5 23. b4 {0-1 Erigaisi,A (2567)-Kovalenko,I (2643) Belgrade Serbia op 2021 (7)}) ({RR} 8... Bg4 9. Qc2 e6 10. Ne2 Bxe2 11. Qxe2 Bd6 12. Bg5 h6 13. Bh4 Be7 14. O-O-O Nd5 15. Bxe7 Qxe7 16. Kb1 O-O-O 17. g3 Qc7 18. Qg4 g6 19. Rhe1 Kb8 20. Re2 Ka8 21. Red2 Rd7 22. Qh4 Qd8 23. Qh3 {1-0 Trybus,D (2125)-Bablok,M (2130) Krakow op-A 31st 2020 (6)}) 9. Ne2 $146 ({RR} 9. Qc2 e6 10. Nf3 {½-½ Nemes,A-Biro,D (2155) Paks op 1998}) 9... Bg4 10. f3 Bh5 11. Bf4 Qb6 12. Qc2 e6 13. O-O-O Nd5 14. Bd2 Be7 15. a3 O-O-O 16. c4 Nf6 17. c5 Qc7 18. Bf4 Qd7 19. Qa4 a6 20. Qb3 Nd5 21. Bg3 Bg5+ 22. Kb1 Bg6 23. Ka1 Bxd3 24. Rxd3 Rde8 25. h4 Bd8 26. Nf4 Bc7 27. Nxd5 Qxd5 28. Bxc7 Qxb3 29. Rxb3 Kxc7 30. Re1 Re7 31. Rd3 Rd8 32. Re4 Rd5 33. Re5 Rd8 34. b4 Red7 35. Re4 Rd5 36. f4 a5 37. Kb2 axb4 38. axb4 b6 39. Kc3 Ra8 40. g3 g6 41. Re5 Rdd8 42. h5 Ra3+ 43. Kc2 Ra2+ 44. Kb1 Ra4 45. cxb6+ Kxb6 46. b5 Rb4+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "11"]
[White "Mantelato, Davi Natali"]
[Black "Lage, Pedro Ferreira"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1768"]
[BlackElo "2132"]
[Annotator "Chessbase"]
[PlyCount "104"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Ngf6 10. Re1 Be7 11. Qb3 ({RR} 11. Bf4 O-O 12. Rad1 Qa5 13. a3 Rfd8 14. Nf5 Qxf5 15. Qxf5 exf5 16. Rxe7 Nd5 17. Rde1 Nxf4 18. Ng5 Ng6 {0-1 Rabiega,R (2527)-Dreev,A (2682) Canarias en Red final blitz 2004 (2)}) 11... Qb6 ({RR} 11... b6 12. c4 O-O 13. Bf4 h6 14. Rad1 Re8 15. Qe3 Qc8 16. h3 Qa6 17. Qb3 Rad8 18. a3 Qb7 19. Qc2 Nf8 20. Ne4 Nxe4 21. Qxe4 Ng6 22. Bh2 Bd6 23. Bxd6 Rxd6 24. d5 cxd5 25. cxd5 Rdd8 26. Qa4 {1-0 Nakabo,P (1712)-Angolikin,G (1623) UGA olympic qual (Women) 2022 (4)}) 12. Qxb6 axb6 13. Bg5 $146 ({RR} 13. a3 b5 14. Bd2 Nb6 15. Rad1 O-O 16. Ne5 Rfd8 17. c3 h6 18. h3 Kf8 19. Be3 Bd6 20. f4 Nbd5 21. Bc1 h5 22. Ne4 Nxe4 23. Rxe4 g6 24. Ree1 Kg7 25. g3 Bxe5 26. fxe5 Ne7 27. Bg5 Rd7 {1-0 Szukalski,A (1796)-Dominiczak,A (1762) Warsaw YMCA Autumn-C 129th 2013 (4)}) 13... b5 14. a3 Ra4 15. b3 Ra6 16. a4 bxa4 17. Rxa4 Rxa4 18. bxa4 Kd8 19. Rc1 Kc7 20. Bf4+ Kc8 21. Ne5 Nxe5 22. Bxe5 Rd8 23. a5 Bd6 24. f4 Bc7 25. Ra1 Nd5 26. f5 Bxe5 27. dxe5 Ne3 28. fxe6 fxe6 29. Ne4 Nc4 30. Nc5 Rd5 31. Nxe6 Rxe5 32. Nxg7 Nxa5 33. Rf1 Nc4 34. Nf5 Kd7 35. Nd4 c5 36. Nb3 b6 37. h3 Ke6 38. Rf8 Kd5 39. Rd8+ Kc6 40. Kf2 Kb5 41. Rd3 Kb4 42. Rf3 Na3 43. Rf4+ Kc3 44. Rf3+ Kb4 45. Nc1 c4 46. Na2+ Ka4 47. Rc3 b5 48. Rf3 Nxc2 49. Nc3+ Ka5 50. Rf4 Nb4 51. Rf7 Nd3+ 52. Kf1 Re1# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "54"]
[White "De Almeida, Roberto A. Ferreira"]
[Black "Soares, Bruno Marins"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1775"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "104"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Bc4 e6 3. Nc3 a6 4. a4 Nc6 5. Nf3 Nf6 6. d3 Be7 ({RR} 6... d5 7. exd5 exd5 8. Bb3 Be7 9. O-O O-O 10. Bg5 Be6 11. Re1 h6 12. Bh4 Re8 13. Bg3 c4 14. dxc4 dxc4 15. Ba2 Bb4 16. Ne5 Bxc3 17. bxc3 Qxd1 18. Raxd1 Nxe5 19. Bxe5 Nd7 20. a5 Nxe5 21. Rxe5 {0-1 Mercado Garcia,F (2102)-Felgaer,R (2577) American Continental 07th 2011 (1)}) 7. Bg5 ({RR} 7. h3 h6 8. O-O O-O 9. Bf4 d5 10. exd5 exd5 11. Bb3 Be6 12. Ne2 b5 13. axb5 axb5 14. c3 c4 15. dxc4 dxc4 16. Qxd8 Rfxd8 17. Bc2 Bd5 18. Nfd4 Nxd4 19. Nxd4 b4 20. f3 b3 21. Rxa8 Rxa8 {0-1 Osmanova,A-Kireeva,L (1839) RUS-ch Silent (Women) 2022 (2)}) 7... d5 $146 ({RR} 7... h6 8. Bxf6 Bxf6 9. O-O O-O 10. Qd2 b6 11. Rae1 Qc7 12. Re3 Ne5 13. Rfe1 Bb7 14. g3 Rad8 15. Bb3 d5 16. exd5 Nxf3+ 17. Rxf3 exd5 18. Rf5 Qd7 19. Rh5 Qg4 20. Rxh6 gxh6 21. Qxh6 Bxc3 22. bxc3 {0-1 Veloz Jesus,S-Muratet Carmona,A (1655) Palma de Mallorca (Women) 1st 2021 (1)}) 8. exd5 exd5 9. Bxf6 dxc4 10. Bxe7 Qxe7+ 11. Qe2 cxd3 12. Qxe7+ Kxe7 13. cxd3 Rd8 14. O-O Rxd3 15. Rfe1+ Kf8 16. Ne5 Nxe5 17. Rxe5 c4 18. Rae1 Be6 19. Ne4 Rd5 20. Nc5 Rxe5 21. Rxe5 Rd8 22. Kf1 Bd5 23. f4 f6 24. Ne6+ Bxe6 25. Rxe6 Kf7 26. Rb6 Rd7 27. Ke2 Kg6 28. g4 h5 29. h3 h4 30. Rb4 Rc7 31. Ke3 c3 32. bxc3 Rxc3+ 33. Ke4 Rxh3 34. Rxb7 Ra3 35. f5+ Kh6 36. g5+ Kxg5 37. Rxg7+ Kh6 38. Rg6+ Kh7 39. Rxf6 Rxa4+ 40. Kf3 a5 41. Rg6 Rb4 42. Rg1 Rb3+ 43. Kf4 h3 44. f6 h2 45. Rh1 Rb2 46. Kf5 Kg8 47. Ke6 Kf8 48. f7 a4 49. Rc1 Rb6+ 50. Kd5 Kxf7 51. Ke5 Rh6 52. Rh1 a3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "43"]
[White "Nascimento, Daniel Rojas"]
[Black "Henrique, Leticia Fritz"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1948"]
[BlackElo "1666"]
[Annotator "Chessbase"]
[PlyCount "61"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. b4 e6 3. bxc5 Bxc5 4. d4 Be7 5. Nf3 Nc6 6. c3 d6 7. Bd3 Nf6 8. O-O O-O $146 ({RR} 8... Qc7 9. h3 a6 10. a3 h6 11. Re1 b5 12. Nbd2 d5 13. e5 Nd7 14. Nh2 Nb6 15. f4 Na5 16. Qf3 Nac4 17. f5 exf5 18. Nxc4 bxc4 19. Bxf5 Bxf5 20. Qxf5 O-O 21. Ng4 Qd7 22. Qh5 Qe6 23. Ne3 {1-0 Szabo,A (1943)-Palotas,K (1784) HUN-chT2 Asztalos 1415 2014 (7.8)}) ({RR} 8... a6 9. a4 Bd7 10. Na3 Rc8 11. Bd2 O-O 12. Nc4 Nxe4 13. Qb1 d5 14. Bxe4 dxe4 {½-½ Koenigl,A (1693)-Nowotny,L Niederbayernliga 1112 2011 (4)}) ({RR} 8... Bd7 9. Re1 e5 10. d5 Nb8 11. a4 Bg4 12. h3 Bh5 13. Na3 O-O 14. Rb1 b6 15. Nc2 a5 16. Na3 Nbd7 17. Nc4 Rb8 18. Ba3 Nc5 19. Rb5 Qc7 20. Qc2 Bxf3 21. gxf3 Rfc8 22. Be2 Bd8 23. Reb1 {½-½ Metin,A (1748)-Becker,U (1801) Berlin Lichtenberger op 9th 2010 (5)}) 9. a4 Bd7 10. Ba3 Rc8 11. Nbd2 d5 12. e5 Ne8 13. Bxe7 Qxe7 14. Nb3 f6 15. exf6 Nxf6 16. Re1 Rce8 17. Bc2 Qd6 18. Qd3 Qf4 19. Ne5 Nxe5 20. dxe5 Ne4 21. f3 Ng5 22. Nd4 Qh4 23. Ne2 Rf5 24. Ng3 Rf4 25. Rab1 Bc6 26. a5 d4 27. Rf1 Ref8 28. Bd1 dxc3 29. Qxc3 Bd5 30. Rb2 Rc4 31. Qe3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "49"]
[White "Peixoto, Helio Ricardo Soutinho"]
[Black "De Abreu, Luiza Reis Rodrigues"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1937"]
[BlackElo "1591"]
[Annotator "Chessbase"]
[PlyCount "35"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 e5 4. cxd4 ({RR} 4. Nf3 Nc6 5. Bc4 Qc7 6. O-O Nf6 7. Ng5 Nd8 8. Qb3 Ne6 9. f4 exf4 10. Bxe6 dxe6 11. cxd4 h6 12. Bxf4 Qb6 13. Qxb6 axb6 14. Nf3 Nxe4 15. Bc7 Bd6 16. Bxb6 Ra6 17. Rc1 Bd7 18. Bc7 O-O {0-1 Hedke,F (2376)-Klundt,K (2407) Bundesliga 9900 1999 (14.8)}) 4... Bb4+ 5. Nc3 ({RR} 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nf3 Nc6 8. Nxd4 Nf6 9. Nxc6 dxc6 10. Qxd8+ Kxd8 11. Nc3 Re8 12. O-O-O+ Kc7 13. f3 Be6 14. Bd3 b5 15. a3 Nd7 16. f4 f6 17. Rhe1 Nc5 18. Bc2 a5 19. e5 f5 {1-0 Tiarks,J (2207)-Chabris,C (2078) Titled Tue 23rd Jan Early 2024 (5)}) 5... d6 6. d5 $146 ({RR} 6. dxe5 dxe5 7. Qxd8+ Kxd8 8. Bd2 Nf6 9. Bd3 Nc6 10. a3 Ba5 11. h3 Be6 12. Nf3 Ke7 13. O-O Rad8 14. Bc2 Nd4 15. Nxd4 exd4 16. Nd5+ Bxd5 17. Bxa5 b6 18. Bb4+ Ke6 19. exd5+ Nxd5 20. Rfe1+ Kf6 {1-0 Parasuraman,S-Martin Del Campo C,R (2386) US Open-114 Middleton 2013 (9)}) ({RR} 6. Qa4+ Nc6 7. d5 Bxc3+ 8. bxc3 Qa5 9. Qxa5 Nxa5 10. Ba3 Ke7 11. Bb4 b6 12. Bxa5 bxa5 13. Rb1 Nf6 14. f3 Bd7 15. Bd3 Rhb8 16. Rb3 a4 17. Ra3 Rb2 18. Ne2 Ne8 19. Kf2 Nc7 20. Rc1 Rab8 {0-1 Bluhm,G (1793)-Ebert,L (1609) Berlin-ch Seniors op 33rd 2017 (2)}) 6... Nf6 7. Qa4+ Nbd7 8. Qxb4 Nc5 9. Bg5 a6 10. a4 O-O 11. Nf3 Bg4 12. Nxe5 dxe5 13. Qxc5 Rc8 14. Qe3 Qd6 15. Be2 Bd7 16. O-O Ne8 17. f4 f5 18. fxe5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "46"]
[White "Correa, Leonardo D`avila"]
[Black "Dos Santos, Thiago L Verbicario"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1677"]
[BlackElo "1897"]
[Annotator "Chessbase"]
[PlyCount "71"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d6 6. Bd2 e6 ({RR} 6... g6 7. Nd5 Bg7 8. Bc3 Be6 9. Nxf6+ Bxf6 10. Bxf6 exf6 11. Nf3 O-O 12. O-O-O Qa5 13. a3 Rfd8 14. h4 h5 15. Bd3 b5 16. Qh6 b4 17. e5 bxa3 18. exf6 axb2+ 19. Kxb2 Rab8+ 20. Kc1 Qa1+ 21. Kd2 {0-1 Liu,C (2278)-Andreikin,D (2729) Titled Tue 4th Jul Early 2023 (3)}) ({RR} 6... g6 7. O-O-O Bg7 8. h4 h5 9. Nf3 Ng4 10. Qe1 Qb6 11. Be3 Nxe3 12. fxe3 Be6 13. Ng5 Bxa2 14. b3 Bxb3 15. cxb3 Qxb3 16. Qf2 Qxc3+ 17. Qc2 Qxe3+ 18. Kb1 O-O 19. Bc4 Nb4 20. Qa4 Qc3 21. Qb3 {0-1 Liu,C (2280)-Bauml,B (2071) Titled Tue 27th Feb Late 2024 (5)}) 7. Be2 Be7 8. O-O-O O-O $146 ({RR} 8... a6 9. f4 Qc7 10. g4 b5 11. g5 Nd7 12. f5 Nde5 13. Nh3 b4 14. Na4 exf5 15. Nb6 Rb8 16. Nxc8 Qxc8 17. exf5 Qxf5 18. Rhf1 Qe6 19. b3 a5 20. Nf4 Bxg5 21. Nxe6 Bxe3 22. Nxg7+ Kf8 23. Bxe3 {1-0 Perez Arroyave,D (1906)-Restrepo,H (1683) Medellin Castro Memorial 2015 (3)}) 9. f4 a6 10. g4 d5 11. exd5 exd5 12. g5 d4 13. Qg3 dxc3 14. gxf6 cxb2+ 15. Kb1 Bxf6 16. Bc3 Qe7 17. Bc4 Bxc3 18. Qxc3 Qb4 19. Ne2 Bf5 20. Rhg1 Qxc3 21. Nxc3 Nb4 22. Bb3 Rac8 23. Kxb2 Rc7 24. a3 Nc6 25. Nd5 Rcc8 26. Rg5 g6 27. Rdg1 Kh8 28. h4 f6 29. R5g3 Nd4 30. Re3 Nxc2 31. Re7 Nd4 32. Rge1 Rc5 33. Rxb7 Nxb3 34. Ree7 g5 35. Nxf6 Nd4 36. Rxh7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "40"]
[White "Correa, Leonardo D`avila"]
[Black "De Oliveira, Yuri Garcia"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1677"]
[BlackElo "1964"]
[Annotator "Chessbase"]
[PlyCount "64"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d5 6. exd5 Nxd5 7. Nxd5 Qxd5 8. Nf3 ({RR} 8. Qb3 Qxb3 9. axb3 Bf5 10. c3 e5 11. Bb5 Bd6 12. Nf3 Ke7 13. Be3 a6 14. Bxc6 bxc6 15. Nd2 Bd3 16. b4 Rhb8 17. Nb3 f5 18. O-O-O e4 19. Rhe1 a5 20. Nxa5 Kd7 21. Nb3 Ra2 22. g3 Kc8 {1-0 Liu,C (2280)-Velikanov,A (2387) Titled Tue 27th Feb Early 2024 (6)}) 8... g6 $146 ({RR} 8... e5 9. Bd2 Bc5 10. Qd3 Qe6 11. Ng5 Qf6 12. O-O-O Bf5 13. Qd5 Bxf2 14. Bc4 O-O 15. Qf3 Bh4 16. Rhf1 Nd4 17. Qh5 Bxg5 18. Bxg5 Qc6 19. Be7 Qxc4 20. Bxf8 Qxc2# {0-1 Faskhutdinova,L-Asadullin,I Chishmy 2013 (9)}) ({RR} 8... Bf5 9. c3 e5 10. Be2 Bc5 11. Qg5 Bd3 12. Bxd3 Qxd3 13. Bd2 O-O 14. O-O-O Bxf2 15. Rhf1 Nb4 16. cxb4 Rac8+ 17. Bc3 Be3+ 18. Rd2 {0-1 Demchuk,V-Ivanova,S (2268) Mariupol op 2003 (9)}) ({RR} 8... e5 9. Be2 Bd6 10. O-O O-O 11. b3 Bg4 12. Qg5 Qe6 13. Bb2 h6 14. Qe3 Rfe8 15. Rfe1 Nb4 16. Bd3 Nxd3 17. Qxd3 f6 18. Nd4 Qd7 19. Nb5 Bb8 20. Qxd7 Bxd7 21. a4 a6 22. Na3 Ba7 23. Rad1 {0-1 Aguilar,J (1600)-Gomez V,D (1757) COL-ch Boyaca 2022 (4)}) 9. Qc3 e5 10. a3 Bg7 11. Bc4 Qd6 12. Qb3 O-O 13. Ng5 Qe7 14. Bd2 h6 15. Ne4 Nd4 16. Qd3 a5 17. c3 Nf5 18. g4 Rd8 19. Qh3 b5 20. Bxf7+ Qxf7 21. gxf5 Bxf5 22. Qf3 Qd5 23. Nf6+ Bxf6 24. Qxd5+ Rxd5 25. Bxh6 Rad8 26. Rg1 Kf7 27. Ke2 a4 28. Be3 Rh8 29. Rg2 Rh3 30. f3 Bd3+ 31. Kf2 Bh4+ 32. Kg1 Rxf3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Motta, Vinicius Araujo Dia"]
[Black "Pereira, Arthur Macedo"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1736"]
[BlackElo "1940"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 g6 6. O-O Bg7 7. Qe2 d6 8. h3 Nf6 9. Rd1 Qc7 10. Be3 ({RR} 10. Na3 a6 11. Be3 b5 12. Nc2 O-O 13. a4 Rb8 14. axb5 axb5 15. Bxb5 Nxe4 16. Bxc6 Qxc6 17. Ba7 Rxb2 18. Nfd4 Bxd4 19. Bxd4 e5 20. f3 Ng3 21. Qf2 exd4 22. Nxd4 Rxf2 23. Nxc6 Rc2 24. Rxd6 Rxc3 {0-1 Kwiatkowski,M-Chinguun,S (2377) 57th Biel Rapid Open 2024 (5.21)}) 10... O-O 11. Na3 a6 12. Rac1 $146 ({RR} 12. Nc4 Nd7 13. a4 Nce5 14. Nfxe5 Bxe5 15. Nxe5 Nxe5 16. Bh6 Rd8 17. Bc2 Be6 18. Qd2 f6 19. b3 Rac8 20. c4 d5 21. exd5 Bxd5 22. Qe3 Bc6 23. Qg3 Rxd1+ 24. Rxd1 Nf7 25. Bf4 e5 26. Be3 Kg7 {0-1 Lengyel,L (2022)-Boda,I HUN-chT2 Barcza 0506 2005 (10)}) 12... b5 13. Nc2 Rb8 14. Ncd4 Nd7 15. Nxc6 Qxc6 16. Nd4 Qa8 17. f4 Bb7 18. Bf2 Nc5 19. Re1 Bh6 20. Bg3 Nxd3 21. Qxd3 Rbc8 22. Rc2 Rfe8 23. f5 Rc5 24. Rce2 Bg7 25. Bf2 Rc4 26. b3 Rc7 27. Kh2 Rec8 28. Rc2 Be5+ 29. Bg3 Bxg3+ 30. Kxg3 Rc5 31. Nf3 Qb8 32. Kf2 Qc7 33. Re3 b4 34. c4 d5 35. exd5 Rxd5 36. Qe2 Rd7 37. Rd2 Rcd8 38. Rxd7 Rxd7 39. Rd3 Rxd3 40. Qxd3 e5 41. Qd2 e4 42. Nd4 Qe5 43. Qe3 Qa5 44. Qd2 e3+ 45. Qxe3 Qxa2+ 46. Ne2 Qb2 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Dos Santos, Gustavo Henrique C."]
[Black "Nascimento, Bianca Alencar De S"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "1621"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. Nf3 e5 4. Nxe5 ({RR} 4. c3 d5 5. Nxe5 Nc6 6. Nxc6 bxc6 7. Qxd4 Nf6 8. Bg5 dxe4 9. Qxd8+ Kxd8 10. Nd2 Bf5 11. O-O-O Kc7 12. Bf4+ Kb7 13. Nc4 Bc5 14. b4 Bb6 15. Nd6+ {1-0 Triapishko,A (2510)-Beerdsen,T (2453) Titled Arena May 8th blitz 2021}) ({RR} 4. c3 dxc3 5. Nxc3 Nf6 6. Bc4 Bb4 7. Bxf7+ Kf8 8. Bb3 Nc6 9. O-O d6 10. Ng5 Nd4 11. Be3 Bc5 12. Na4 Qe7 13. Nxc5 dxc5 14. f4 Bg4 15. Qe1 exf4 16. Bxf4 h6 17. e5 Ne2+ 18. Qxe2 Bxe2 {1-0 Bazyrtsyrenov,K (2251)-Willy,S (2186) Titled Tue 25th Jul Early 2023 (1)}) 4... Qa5+ 5. c3 Qxe5 6. cxd4 $146 ({RR} 6. Qxd4 Nc6 7. Qxe5+ Nxe5 8. Bf4 d6 9. Be2 Nf6 10. Nd2 Bd7 11. f3 Be7 12. b4 Rc8 13. Rc1 O-O 14. O-O Be6 15. a4 h6 16. Be3 Nc4 17. Nxc4 Bxc4 18. Bxc4 Rxc4 19. Bxa7 Ra8 20. Bd4 Rxa4 {0-1 Galavanishvily,G-Malyshev,V (2024) Samara op 2010 (1)}) ({RR} 6. Qxd4 Qc7 7. e5 Nc6 8. Qe4 Qxe5 9. Nd2 Nf6 10. f4 Qxe4+ 11. Nxe4 Nxe4 12. Be3 Bc5 13. Bxc5 Nxc5 14. O-O-O O-O 15. Re1 d5 16. c4 Be6 17. b3 dxc4 18. Bxc4 Bxc4 19. bxc4 Nd3+ 20. Kb1 Nxe1 {0-1 Kenmure,J-Dour,N (1614) Victoria-ch U20 2004 (1)}) ({RR} 6. Qxd4 Qxd4 7. cxd4 Bb4+ 8. Nc3 Nf6 9. Bd3 d5 10. exd5 Nxd5 11. Bd2 Nxc3 12. bxc3 Bd6 13. O-O O-O {0-1 Linghede,G-Klausen,K IBCA blind Olympiad 04th fin-C 1972 (4.2)}) 6... Qxe4+ 7. Be3 Nf6 8. Nc3 Bb4 9. Qb3 Nd5 10. a3 Bxc3+ 11. bxc3 Nxe3 12. fxe3 Qxe3+ 13. Be2 O-O 14. Rf1 d6 15. Rf3 Qe6 16. d5 Qe5 17. h3 b6 18. Kf2 Ba6 19. Re1 Qg5 20. Kg1 Qd2 21. Kf2 Re8 22. c4 Nd7 23. Rd3 Qf4+ 24. Rf3 Qd4+ 25. Kf1 Rxe2 26. Rxe2 Bxc4 27. Qc2 Re8 28. Qxc4 Qxc4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "57"]
[White "Vaz, Vania Dora Madona"]
[Black "Oliveira, Olavo Tadeu Carvalho"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1502"]
[BlackElo "1751"]
[Annotator "Chessbase"]
[PlyCount "66"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 Nb6 6. Bb3 d6 7. d4 cxd4 8. cxd4 Nc6 9. O-O Be7 10. Be3 O-O 11. Nbd2 ({RR} 11. Nc3 d5 12. a3 Nd7 13. Bc2 f6 14. Qd3 f5 15. g4 Nb6 16. Kh1 Nc4 17. Bc1 g6 18. gxf5 Rxf5 19. b3 Rxf3 20. Qxf3 Nxd4 21. Qd3 Nxc2 22. Qxc2 Nxe5 23. Rg1 Bf6 24. Bh6 Bd7 25. Rg3 Bc6 {0-1 Cuentas Molina,A (1356)-Gareca Ordonez,C (1633) Zubieta Baptista Mem 2023 (4.25)}) 11... Nd5 12. exd6 Bxd6 13. Ne4 Be7 $146 ({RR} 13... Nc7 14. Qe2 b6 15. Rad1 Bb7 16. Bc2 Nb4 17. Nxd6 Qxd6 18. Bxh7+ Kxh7 19. Ng5+ Kg6 20. d5 Nbxd5 21. Ne4 Qe5 22. Qg4+ Kh7 23. Bd4 f5 24. Qh4+ Kg8 25. Ng5 {1-0 Aliyev,R (2295)-Namgilov,S (2430) Polanica Zdroj op 1998}) 14. Qe2 b6 15. a3 Bb7 16. Rac1 Rc8 17. Bd2 Nf6 18. Bc3 Nxe4 19. Bc2 Nxc3 20. bxc3 Bxa3 21. Qd3 g6 22. Rcd1 Na5 23. Rfe1 Bd6 24. Ne5 Bxe5 25. Rxe5 Nc4 26. Rh5 Qf6 27. Qg3 Qg7 28. Rg5 Rfd8 29. h4 Rd5 30. Be4 Rxg5 31. Qxg5 Bxe4 32. Ra1 a5 33. f3 Bd5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "De Oliveira, Tobias Luiz Carvalh"]
[Black "Soares, Bruno Marins"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1731"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "63"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be2 Be7 7. O-O O-O 8. h3 Nbd7 ({RR} 8... Nc6 9. Be3 b6 10. c4 Qd8 11. Nc3 cxd4 12. Nxd4 Nxd4 13. Qxd4 Bb7 14. Qxd8 Rfxd8 15. Rfd1 Bc6 16. Bf3 Bxf3 17. gxf3 Nd7 18. Kg2 Bf6 19. Bd4 Kf8 20. Bxf6 Nxf6 21. f4 Ke7 22. Kf3 g6 23. b3 {½-½ Wan Yunguo (2497)-Dai,C (2496) ch-CHN 2023 Xinghua CHN (3.4)}) 9. Be3 Rd8 ({RR} 9... cxd4 10. cxd4 Nb6 11. Nc3 Qd6 12. Bd3 Bd7 13. Rc1 Rac8 14. Ne5 Bc6 15. Bb1 Nbd5 16. Bg5 h6 17. Bh4 Nf4 18. Nxc6 Qxc6 19. d5 Qc4 20. Bxf6 Bxf6 21. Qg4 Bxc3 22. Kh1 Nxh3 23. Qxh3 {1-0 Breuil,V (2251)-Tarnowska,A (1885) Titled Tue 13th Aug Early 2024 (7)}) 10. Nbd2 $146 ({RR} 10. c4 Qc6 11. Qc2 a6 12. a4 Qc7 13. Nbd2 cxd4 14. Bxd4 b6 15. Rac1 Bb7 16. Rfd1 Bd6 17. Be3 Rac8 18. Ne1 Ne5 19. Qb3 Nfd7 20. Ndf3 Nc5 21. Qa2 Nc6 22. Nc2 Bf4 23. Rxd8+ Rxd8 24. Rd1 Rxd1+ {0-1 Gouma,R-Sax,G (2570) Haarlem AKN op 02nd 1993 (1)}) ({RR} 10. Qc2 cxd4 11. cxd4 Bb4 12. Rd1 Qd6 13. Ne5 Nd5 14. Nd2 Nxe3 15. fxe3 Bxd2 16. Rxd2 {0-1 Werner,A-Josting,F (2026) EU-ch Seniors 07th 2007 (5)}) ({RR} 10. Qc2 cxd4 11. cxd4 a6 12. Nc3 Qd6 13. a3 b6 14. Ne4 Qb8 15. Nxf6+ Nxf6 16. Ne5 Bb7 17. Bf3 Bxf3 18. Nxf3 Qb7 19. Rac1 Rac8 20. Qd3 b5 21. Rfd1 Nd5 22. Bd2 Rxc1 23. Rxc1 Rc8 24. Rc2 Rc7 {½-½ Lopes,R (1874)-Rodrigues,L (2028) Sao Bernardo do Campo LXSBC op 4th 2012 (5)}) 10... b6 11. Ne1 e5 12. c4 Qd6 13. d5 Nf8 14. Nb1 Ng6 15. Nc3 a6 16. Bf3 Bf5 17. Be2 Re8 18. Nc2 Bd8 19. Qd2 Bc7 20. g3 Bxh3 21. Rfe1 e4 22. Bf1 Nh4 23. Be2 Nf3+ 24. Bxf3 exf3 25. Bf4 Qd7 26. Bxc7 Bg2 27. Rxe8+ Rxe8 28. Qf4 Qh3 29. Qh4 Qf5 30. Ne1 g5 31. Qh6 Ng4 32. Qh5 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "36"]
[White "Peixoto, Helio Ricardo Soutinho"]
[Black "Lourenco, Valerio Dos Santos"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1937"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "87"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 a6 5. Nc3 ({RR} 5. Nf3 d6 6. Nc3 Bg4 7. Be2 g6 8. O-O Bg7 9. Be3 e6 10. Qd2 Nge7 11. h3 Bxf3 12. Bxf3 d5 13. e5 Nf5 14. Rad1 O-O 15. a4 Rc8 16. g3 Na5 17. Be2 Qb6 18. Kg2 Nc4 19. Bxc4 Rxc4 {½-½ Schmidt,A (1821)-Koenig,T (1679) Sachsen-Anhalt Landesliga-B 1920 2019 (9.4)}) 5... d6 6. Bc4 e6 7. Nf3 Nf6 $146 ({RR} 7... b5 8. Bb3 Bb7 9. O-O Be7 10. Be3 Nf6 11. d5 Na7 12. dxe6 fxe6 13. Bxe6 Bxe4 14. Nxe4 Nxe4 15. Bd5 Rc8 16. Bxe4 Nc6 17. Nd4 Nxd4 18. Bxd4 Bf6 19. Bxf6 Qxf6 20. Bb7 Rc7 21. Bxa6 Qxb2 22. Qb3 {1-0 Fukowski,P-Wojcik,J Polanica Zdroj op-E 44th 2008 (7)}) 8. Bg5 Be7 9. Bb3 b5 10. a3 Bb7 11. O-O Na5 12. Bc2 h6 13. Bh4 O-O 14. Qd3 g6 15. Rfe1 Qc7 16. e5 Nd5 17. Bxe7 Qxe7 18. Ne4 dxe5 19. Nxe5 f5 20. Nc5 Nf4 21. Qg3 g5 22. Ned3 Kh8 23. Nxf4 gxf4 24. Qxf4 Qg7 25. Nxb7 Nxb7 26. Rxe6 Rf6 27. Rae1 Rg8 28. g3 Qg6 29. Qe5 Rgf8 30. Rxf6 Qxf6 31. Bxf5 Nd6 32. Bd3 Rf7 33. f4 Kg8 34. Qxf6 Rxf6 35. Re7 Nf7 36. d5 Kf8 37. Re6 Rxe6 38. dxe6 Nd8 39. f5 Nc6 40. f6 Ne5 41. Be4 h5 42. b3 b4 43. a4 Ke8 44. Kf2 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "49"]
[White "Santana, Leandro Aurelio Da S"]
[Black "Sarmento, Flora Ferreira"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1845"]
[BlackElo "1608"]
[Annotator "Chessbase"]
[PlyCount "82"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. d4 cxd4 5. cxd4 exd4 6. Nxd4 Bc5 7. Be3 ({RR} 7. Nf5 d5 8. Nxg7+ Kf8 9. Nh5 Qh4 10. Ng3 Nf6 11. Be2 Nxe4 12. Nxe4 dxe4 13. g3 Qf6 14. Be3 Bxe3 15. fxe3 Qxb2 16. O-O Bh3 17. Rf4 Qxa1 18. Qb3 Qg7 19. Nc3 Re8 20. Qxb7 Nd8 21. Qb4+ Kg8 {0-1 Vittorino,C (2343)-Ossa,O (2314) San Andres sub-zt 2.3.4 2008 (5)}) ({RR} 7. Nf5 g6 8. Nd6+ Kf8 9. Nc4 Qe7 10. Nc3 Nf6 11. Bg5 h6 12. Bxf6 Qxf6 13. Qd2 Ne7 14. Bd3 d6 15. O-O Be6 16. a3 Rc8 17. Rac1 Kg7 18. Nb5 Rhd8 19. b4 Bxc4 20. Bxc4 Bb6 21. a4 a6 {1-0 Owezdurdiyeva,J (2116)-Zienkiewicz,J (2302) Titled Tue 6th Aug Early 2024 (6)}) 7... Qe7 8. Nc3 Nxd4 $146 ({RR} 8... a6 9. Bd3 Nxd4 10. Bxd4 Bxd4 11. Nd5 Qd8 12. Qc2 Qa5+ 13. Nc3 Bxc3+ 14. bxc3 Ne7 15. O-O O-O 16. Rfe1 g6 17. Re3 Nc6 18. Rf1 d6 19. f4 Qc5 20. Rff3 f5 21. Kh1 Be6 22. Qb2 b5 23. Rh3 {0-1 Volkova,A-Kashtanova,E Uljanovsk-ch U26 op 2013 (3)}) 9. Bxd4 Nf6 10. Bxc5 Qxc5 11. Be2 O-O 12. O-O Qg5 13. Bf3 h5 14. Nd5 Nxd5 15. exd5 h4 16. h3 d6 17. Kh2 Bf5 18. Qc1 Qf6 19. Qf4 g5 20. Qd2 Qg6 21. Bg4 Bxg4 22. hxg4 f5 23. f3 Rf7 24. Rf2 Raf8 25. Raf1 Rh7 26. Kh3 Rhf7 27. b3 fxg4+ 28. fxg4 Rxf2 29. Rxf2 Rxf2 30. Qxf2 Qd3+ 31. Qf3 Qxf3+ 32. gxf3 Kf7 33. f4 gxf4 34. Kxh4 Kg6 35. g5 f3 36. Kg3 Kxg5 37. Kxf3 Kf5 38. Ke3 Ke5 39. Kd3 Kxd5 40. a3 b5 41. b4 a6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "51"]
[White "Martins De Aguiar, Marina"]
[Black "Serrao, Carlos Frederico Pacheco"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1929"]
[BlackElo "1509"]
[Annotator "Chessbase"]
[PlyCount "25"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 g6 4. cxd4 Bg7 5. Nc3 e6 ({RR} 5... Nc6 6. d5 Nb8 7. Be3 d6 8. f4 Nf6 9. Nf3 O-O 10. Be2 Nbd7 11. O-O Nc5 12. Bxc5 dxc5 13. e5 Ne8 14. Ne4 Nc7 15. d6 exd6 16. Nxd6 b6 17. Bc4 Be6 18. Bxe6 fxe6 19. Nd2 Nd5 20. Qg4 {½-½ Kosteniuk,A (2527)-Hou,Y (2629) Beijing Sportaccord blitz (Women) 2013 (24)}) 6. Nb5 ({RR} 6. Nf3 Ne7 7. Be2 O-O 8. O-O d5 9. e5 Nbc6 10. Bg5 h6 11. Be3 f6 12. exf6 Rxf6 13. Qd2 Nf5 14. Bf4 Rf7 15. Ne5 Nxe5 16. Bxe5 Bxe5 17. dxe5 d4 18. Bc4 Bd7 19. Ne4 Bc8 20. Nf6+ Kg7 {1-0 Wang,L (2128)-Mamedjarova,T (2217) Titled Tue 25th Jun Early 2024 (10)}) 6... d5 7. Bf4 Na6 $146 ({RR} 7... Qa5+ 8. Qd2 Qxd2+ 9. Bxd2 Na6 10. e5 Nh6 11. Nd6+ Ke7 12. Bg5+ f6 13. Nxc8+ Raxc8 14. exf6+ Bxf6 15. Bxh6 Nb4 16. Rb1 Nc2+ 17. Kd2 Nxd4 18. Bd3 e5 19. Ne2 e4 20. Nxd4 Bxd4 21. Bc2 Bxf2 22. Bg5+ {1-0 Glotzbach,T (1730)-Radisic,S (1686) Muensterland Verbandsliga 1314 2013 (4.7)}) 8. Nd6+ Ke7 9. Qa4 Bh6 10. Bg3 Nf6 11. Qa3 Kf8 12. Nxb7+ Qe7 13. Bd6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "13"]
[White "Terao, Juliana Sayumi"]
[Black "Santos, Valentim Do Carmo Ribeiro"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2161"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "59"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. g3 Qc7 ({RR} 5... b6 6. Bg2 Ba6 7. d3 g6 8. O-O Bg7 9. Re1 O-O 10. d4 cxd4 11. Nxd4 e6 12. Nxc6 dxc6 13. Qa4 Qc8 14. Nd2 Rd8 15. Nf3 Rd7 16. Qh4 Qf8 17. Ng5 h6 18. Ne4 g5 19. Qh5 Bxe5 20. Nxg5 {½-½ Deviatkin,A (2570)-Najer,E (2672) RUS-ch Higher League 63rd 2010 (7)}) ({RR} 5... d6 6. exd6 Qxd6 7. Bg2 Qe6+ 8. Qe2 Qxe2+ 9. Kxe2 Bg4 10. h3 Bh5 11. d3 O-O-O 12. Nbd2 e5 13. Re1 f6 14. Ne4 Be7 15. g4 Bf7 16. Bd2 g5 17. Rad1 h5 18. Ng3 hxg4 19. hxg4 Bf8 20. Rh1 {0-1 Tymrakiewicz,R (2157)-Gascon Del Nogal,J (2460) Titled Tue 21st Feb Late 2023 (4)}) 6. d4 cxd4 7. cxd4 e6 $146 ({RR} 7... d6 8. Nc3 Nxc3 9. bxc3 Bg4 10. exd6 Qxd6 11. Bg2 Qe6+ 12. Be3 Qc4 13. Qb3 Qxb3 14. axb3 Bxf3 15. Bxf3 e6 16. O-O Bd6 17. Bxc6+ bxc6 18. Ra6 Kd7 19. Rfa1 Bb8 20. Bf4 Bxf4 21. gxf4 Kd6 22. Rxa7 {1-0 San Claudio Gonzalez,F (2273)-Villafane Roca,H (2230) Asturias-chT40 Preferente 1999 (10)}) ({RR} 7... Ncb4 8. Na3 d6 9. Bg2 g6 10. O-O Bg7 11. Re1 O-O 12. exd6 Qxd6 13. Nc4 Qc7 14. Ne3 Rd8 15. a3 Nxe3 16. Bxe3 Nd5 17. Rc1 Qb6 18. Qe2 Bf5 19. Rc5 Nxe3 20. fxe3 Be4 21. Kh1 Rac8 22. Rec1 {½-½ Goreskul,A (2195)-Morkunaite,E (2015) Moravia-ch op (Women) 1996}) 8. a3 b6 9. Be2 Bb7 10. O-O d6 11. Re1 Be7 12. b4 dxe5 13. dxe5 O-O 14. Bb2 Rfd8 15. Nbd2 Rac8 16. Qb1 h6 17. Rc1 Qb8 18. Qe4 Bf8 19. Bd3 g6 20. Qe2 Nce7 21. Ne4 Nf5 22. Bc4 Qa8 23. Nfd2 Kg7 24. Nd6 Nxd6 25. exd6+ Kg8 26. Qe5 f6 27. Qxe6+ Kg7 28. Bxd5 Bxd5 29. Qxf6+ Kg8 30. Qxg6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "2"]
[White "Di Berardino, Diego Rafael"]
[Black "Quintiliano, Renato R."]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2472"]
[BlackElo "2499"]
[Annotator "Chessbase"]
[PlyCount "105"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 d6 7. Bc4 Nc6 8. O-O Be7 9. Qe2 O-O 10. Nc3 Nxc3 11. bxc3 dxe5 12. dxe5 Qc7 13. Re1 b6 14. Bd3 Bb7 15. Ng5 Bxg5 16. Bxg5 Nxe5 17. Qxe5 Qxe5 18. Rxe5 f6 19. Rxe6 fxg5 20. Re7 ({RR} 20. Bc4 Kh8 21. Re7 Rac8 22. Bb3 Ba8 23. h3 Rxc3 24. Rxa7 h6 25. Rd1 Bc6 26. Rd6 Rc1+ 27. Kh2 Rxf2 28. Rd8+ Kh7 29. Bg8+ Kg6 30. Rd6+ Kh5 31. Rxc6 Rxc6 32. Bd5 Rcc2 33. Kg3 Rf5 34. Bf3+ Rxf3+ {½-½ Hristodoulaki,A (1988)-Kaminski,V (2247) Titled Tue 16th Jul Early 2024 (9)}) 20... Rad8 $146 ({RR} 20... Bd5 21. c4 Bc6 22. Rae1 {½-½ Heimerdinger,J (2053)-Kunz,K (2112) Landesliga Nord 1617 2016 (5.3)}) ({RR} 20... Bd5 21. Re5 Bf7 22. Rxg5 Rac8 23. Rg3 Rc5 24. a4 Rfc8 25. Ra3 g6 26. Bb5 Rd8 27. Rd3 Rxd3 28. Bxd3 Rd5 29. Be2 Ra5 30. Bb5 a6 31. Bc6 b5 32. h4 Kf8 33. Ra1 Bb3 34. Ra3 bxa4 35. f4 {½-½ Bogdanov,E (2374)-Filip,L (2352) 4th La Nucia Open 2023 (6.1)}) 21. Bc2 Bd5 22. Rxa7 Bc4 23. Bb3 Bxb3 24. axb3 Rd3 25. Rc7 h6 26. f3 Rf6 27. h3 h5 28. Re1 g4 29. hxg4 hxg4 30. fxg4 Rf4 31. Re2 Rxg4 32. b4 Rd1+ 33. Kh2 Rd6 34. Re8+ Kh7 35. Re3 Rdg6 36. Re2 Rd6 37. Re3 Rdg6 38. g3 R4g5 39. Rd7 Rc6 40. Rde7 Rg4 41. R7e6 Rc7 42. Rxb6 Rgc4 43. b5 Rxc3 44. Rxc3 Rxc3 45. Rc6 Rb3 46. b6 g6 47. Rc7+ Kh6 48. b7 Kg5 49. Kg2 Kg4 50. Rc4+ Kg5 51. Rc7 Kg4 52. Rc4+ Kg5 53. Rc6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "20"]
[White "Moura, Eduardo Eugenio Chaves"]
[Black "De Moura Silva, Guilherme"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2056"]
[BlackElo "1916"]
[Annotator "Chessbase"]
[PlyCount "81"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 d6 7. Bc4 Nb6 8. Bd3 Nc6 9. O-O h6 10. Nc3 Be7 11. Qe2 ({RR} 11. exd6 Bxd6 12. Re1 O-O 13. a3 Be7 14. Bc2 Nd7 15. d5 exd5 16. Nxd5 Re8 17. Bf4 Nf8 18. Nc7 Ne6 19. Nxe8 Nxf4 20. Qxd8 Bxd8 21. Nd6 Be6 22. Nxb7 Bf6 23. Nc5 Bd5 24. Be4 Bxb2 25. Rad1 Bxe4 {1-0 Naroditsky,D (2619)-Koziorowicz,M (2324) Titled Tue 20th Feb Late 2024 (4)}) 11... d5 12. Be3 a6 13. Rac1 Nb4 $146 ({RR} 13... Bd7 14. g3 Rc8 15. h4 Nb4 16. Bb1 Rxc3 17. Rxc3 Bb5 18. Qd1 Bxf1 19. Kxf1 Nc4 20. Bc1 a5 21. h5 Qd7 22. a3 Nc6 23. b4 b5 24. Kg2 Qa7 25. Rd3 Kd7 26. Bc2 {½-½ French,A (2132)-Hassall,M (1879) Paington op 2008 (6)}) 14. Bb1 Nc4 15. Ne1 Bd7 16. Nd3 Nxd3 17. Bxd3 b5 18. b3 Nxe3 19. fxe3 O-O 20. Nd1 Qb6 21. Qh5 Be8 22. Qh3 f5 23. exf6 Rxf6 24. Nf2 h5 25. Bb1 Qd6 26. Nd3 Bg6 27. Rxf6 Bxf6 28. Nf4 Bxb1 29. Rxb1 e5 30. dxe5 Qxe5 31. Qxh5 Qxe3+ 32. Kh1 Rc8 33. Qxd5+ Kh8 34. Qh5+ Kg8 35. Qd5+ Kh8 36. Rf1 Re8 37. Qh5+ Kg8 38. Nd5 Qf2 39. Nxf6+ Qxf6 40. Qd5+ Qe6 41. Qd1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "36"]
[White "De Sa, Miguel Melro Franco Braga"]
[Black "Da Cunha, Fabio Barbosa"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1813"]
[BlackElo "2034"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. cxd4 Bg4 9. Be3 e6 10. O-O Be7 11. Nbd2 O-O 12. h3 Bh5 13. g4 ({RR} 13. Re1 Na5 14. Nf1 Nxb3 15. axb3 a6 16. Ng3 Bg6 17. Qd2 h6 18. Rec1 Rc8 19. Ne2 Qd7 20. Nf4 Be4 21. Nh5 Bg6 22. Nf4 Rxc1+ 23. Rxc1 Rc8 24. Rxc8+ Qxc8 25. Nxg6 fxg6 26. Qc3 Qd7 27. Ne1 g5 {0-1 Guerra Tulcan,L (2310)-Oparin,G (2681) Titled Tue 3rd Oct Late 2023 (2)}) 13... Bg6 14. Qe2 $146 ({RR} 14. Ne1 f6 15. f4 fxe5 16. fxe5 Rxf1+ 17. Nxf1 Bg5 18. Qd2 Bxe3+ 19. Qxe3 Na5 20. Nd2 Nac4 21. Bxc4 dxc4 22. Ng2 Nd5 23. Qf2 Rc8 24. Rf1 Qe7 25. Nf4 Nxf4 26. Qxf4 b5 27. Ne4 Bxe4 28. Qxe4 b4 {0-1 Tringov,G-Filchev,R BUL-ch10 Sofia 1955 (5)}) ({RR} 14. Bc2 Bxc2 15. Qxc2 Rc8 16. Qd1 Nb4 17. Ne1 Nc4 18. a3 Na6 19. Nxc4 dxc4 20. Qf3 c3 21. bxc3 Rxc3 22. Qxb7 Nc7 23. Qxa7 Nd5 24. Ng2 Qc8 25. a4 Rd8 26. Rac1 Rd7 27. Qa5 Rxc1 28. Rxc1 Qb8 {1-0 Chincholimath,H (1754)-Johnson,B (2104) Titled Tuesday intern op 18th Jan blitz 2022 (8)}) 14... Na5 15. Nh2 Rc8 16. f4 f5 17. Rac1 Nxb3 18. axb3 Qd7 19. Nhf3 Rc6 20. Nb1 Rfc8 21. Rxc6 Qxc6 22. Rc1 Qxc1+ 23. Bxc1 Rxc1+ 24. Kh2 fxg4 25. Nfd2 g3+ 26. Kxg3 Bxb1 27. Nxb1 Rxb1 28. Qc2 Rg1+ 29. Kh2 Re1 30. Qc7 Kf7 31. Qxb7 Re2+ 32. Kg3 Re3+ 33. Kg2 Rxb3 34. Qxa7 Rxb2+ 35. Kg3 Nc4 36. f5 exf5 37. Qd7 Ne3 38. Kf4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "1"]
[White "Filgueiras, Nathan Felipe"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2316"]
[BlackElo "2560"]
[Annotator "Chessbase"]
[PlyCount "58"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 Nf6 6. b3 e6 7. Bb2 d5 8. exd5 exd5 9. O-O-O Be6 10. a3 ({RR} 10. Kb1 a6 11. f3 Qc7 12. Bd3 d4 13. Ne4 Nd5 14. Ne2 Bb4 15. Qg5 f6 16. Qh5+ g6 17. Qh4 O-O-O 18. Bc4 g5 19. Qf2 Nc3+ 20. N4xc3 Bxc4 21. Nxd4 Bf7 22. Ne4 Rhf8 23. Nxc6 Qxc6 24. Nxf6 Bg6 {1-0 Schulze,L (2290)-Donghvani,N (2028) 24th ch-EUR Indiv w 2024 (4.38)}) 10... Rc8 ({RR} 10... Bc5 11. Nf3 O-O 12. Bd3 Rc8 13. Rhe1 Re8 14. h3 Qa5 15. Nb5 Qxd2+ 16. Rxd2 a6 17. Nbd4 Ne4 18. Rde2 Bd7 19. Kd1 f6 20. Nxc6 Bxc6 21. Nd4 Bd7 22. f3 Ng3 23. Rxe8+ Rxe8 24. c4 dxc4 25. Bxc4+ {½-½ Caruana,F (2819)-Vachier Lagrave,M (2773) Grenke Chess Classic 6th 2019 (2)}) 11. Bd3 Be7 12. Kb1 $146 ({RR} 12. Nge2 O-O 13. f3 a6 14. Kb1 b5 15. g4 b4 16. axb4 Bxb4 17. g5 Nd7 18. Qf4 Nc5 19. Nxd5 Bxd5 20. Be4 Nxe4 21. fxe4 Bd6 22. Qe3 Bxb3 23. cxb3 Qe7 24. Nc3 Be5 25. Rhf1 Rb8 26. Nd5 Qe6 {0-1 Sheka,N (1953)-Kuznetsov,F (2248) Korchnoi Mem Open 2023 (2.29)}) 12... O-O 13. Nge2 Re8 14. Ng3 Qa5 15. Nce2 Qxd2 16. Rxd2 Ng4 17. Nc3 Bg5 18. Re2 Nd4 19. Nb5 Nxe2 20. Bxe2 Nxf2 21. Rf1 Ne4 22. Nxe4 dxe4 23. Nd6 f5 24. Nxf5 Rf8 25. Nxg7 Rxf1+ 26. Bxf1 Rf8 27. Be2 Bd5 28. c4 Rf2 29. Bg4 Bf7 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "49"]
[White "Cunha, Rodrigo Azalim"]
[Black "De Haro, Martim Afonso Palma"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1624"]
[BlackElo "1804"]
[Annotator "Chessbase"]
[PlyCount "127"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 e6 6. Be3 Nd4 7. Qd2 Ne7 8. f4 ({RR} 8. h4 Nec6 9. Nd1 e5 10. c3 Ne6 11. Bh6 d6 12. Bxg7 Nxg7 13. Ne3 Be6 14. Ne2 Qa5 15. O-O O-O 16. Nd5 Bxd5 17. exd5 Ne7 18. f4 Rad8 19. Rf2 f6 20. a3 Ngf5 21. Raf1 c4 22. dxc4 Qc5 {½-½ Majdan,J (2371)-Socko,M (2458) POL-chT Poland 2018 (8.6)}) 8... Rb8 ({RR} 8... Nec6 9. Nf3 O-O 10. O-O Nxf3+ 11. Bxf3 Nd4 12. Bg2 b6 13. Rab1 Bb7 14. Nd1 d5 15. e5 f6 16. Bxd4 cxd4 17. exf6 Qxf6 18. Nf2 Rac8 19. Rbe1 Qe7 20. Re2 Qc5 21. Rfe1 Rfe8 22. Bh3 Rc7 23. Bxe6+ {1-0 Carlsson,L (2281)-Zakirova,A (1585) Titled Tuesday intern op 20th Oct blitz 2020 (4)}) 9. Rb1 $146 ({RR} 9. Nd1 b6 10. c3 Ndc6 11. Nf3 O-O 12. d4 cxd4 13. cxd4 d5 14. e5 Ba6 15. Rc1 f6 16. b4 Rc8 17. Bh3 Qd7 18. Nb2 fxe5 19. dxe5 d4 20. Nxd4 Nxd4 21. Bxe6+ Qxe6 22. Bxd4 Rxc1+ 23. Qxc1 Qd5 {0-1 Birkett,R (1943)-Mitchell,M (2218) Dundee op 2004 (5)}) 9... d6 10. Nf3 d5 11. exd5 exd5 12. Bxd4 cxd4 13. Nb5 Nf5 14. Nxa7 Bd7 15. Qb4 Qe7+ 16. Qxe7+ Kxe7 17. a4 Ra8 18. Nb5 Rxa4 19. Na3 b5 20. Rc1 b4 21. Nb1 Ne3 22. Kf2 Ra2 23. Rhe1 Re8 24. b3 Kf8 25. Re2 Ng4+ 26. Kf1 Rxe2 27. Kxe2 Ne3 28. Ne1 Nxc2 29. Nxc2 Be6 30. h3 h5 31. Nd2 Ke7 32. Kd1 Kd7 33. Ra1 Rxa1+ 34. Nxa1 Kc6 35. Nc2 Kc5 36. Ke2 Bf5 37. Bf1 Bf6 38. Kf3 g5 39. g4 hxg4+ 40. hxg4 Bc8 41. Be2 gxf4 42. Kxf4 Bg7 43. Kg5 Bd7 44. Nf3 Bh8 45. Nh4 Be5 46. Nf5 Ba4 47. Na1 Bb5 48. Nh6 Be8 49. Kf5 Kd6 50. Nc2 Bg7 51. g5 Bd7+ 52. Kf4 Be5+ 53. Kf3 Be8 54. Nxb4 Kc5 55. Nc2 f6 56. gxf6 Bxf6 57. Kf4 Kd6 58. Nf5+ Kc5 59. Bf3 Bb5 60. b4+ Kb6 61. Be2 Bd7 62. Nfxd4 Ka6 63. Bg4 Ba4 64. Be6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Vargas, Victor Da Silva"]
[Black "Peixoto, Helio Ricardo Souti"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1684"]
[BlackElo "1937"]
[Annotator "Chessbase"]
[PlyCount "64"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nh3 e5 6. O-O Nge7 7. d3 O-O 8. f4 d6 9. g4 ({RR} 9. Be3 f5 10. Kh1 h6 11. Qd2 Kh7 12. Rae1 Nd4 13. Nd5 fxe4 14. Nxe7 Qxe7 15. dxe4 Bg4 16. c3 Nc6 17. Nf2 Be6 18. b3 c4 19. b4 b5 20. f5 Bf7 21. Ng4 Be8 22. Bxh6 gxf5 23. exf5 Bf6 {1-0 Vilar Lopez,M (2045)-Marin Badenas,V (1661) Colonia de Sant Jordi op-A 2022 (1)}) 9... f5 ({RR} 9... exf4 10. Nxf4 Nd4 11. h3 Ne6 12. Nce2 Rb8 13. a4 Nxf4 14. Nxf4 Bd7 15. c3 Bc6 16. Be3 a6 17. d4 cxd4 18. Bxd4 Be5 19. a5 Bb5 20. Rf2 Nc6 21. Bxe5 Nxe5 22. b3 Bc6 23. Rd2 Qg5 24. Rf2 {1-0 Saravanan,V (2390)-Thipsay,P (2450) Asia-ch Teheran 1998 (2)}) 10. fxe5 $146 ({RR} 10. exf5 gxf5 11. gxf5 Bxf5 12. Ng5 h6 13. Nge4 Ng6 14. Qh5 exf4 15. Bxf4 Nxf4 16. Rxf4 Ne7 17. Raf1 Qd7 18. Ng3 Bg6 19. Qh4 Rxf4 20. Rxf4 Rf8 21. Rxf8+ Kxf8 22. Qf4+ Kg8 23. Nge4 Nf5 24. Nd5 Qe6 {½-½ Makhatadze,N (1935)-Butskhrikidze,A (2001) Wch U16 Girls 2006 (8)}) 10... dxe5 11. gxf5 gxf5 12. Qh5 f4 13. Nd5 h6 14. Rf3 Nxd5 15. exd5 Qxd5 16. Rxf4 Qd8 17. Rh4 Rf5 18. Bg5 hxg5 19. Nxg5 Rxg5 20. Qh7+ Kf8 21. Rf1+ Rf5 22. Rxf5+ Bxf5 23. Qxf5+ Qf6 24. Qh5 Rd8 25. Rh3 Nd4 26. c3 Ne2+ 27. Kh1 Nf4 28. Rf3 Qh6 29. Qf5+ Kg8 30. Qe4 b6 31. Rg3 Nxd3 32. h3 Nf2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "19"]
[White "Laba, Otavio De Souza"]
[Black "Rodrigues Mota, Romulo Cardoso S"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1918"]
[BlackElo "2110"]
[Annotator "Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Qc7 ({RR} 8... Bd7 9. Nxd7 Qxd7 10. Be3 Bg7 11. Be2 O-O 12. O-O a6 13. Rad1 Qc7 14. Qf4 Qxf4 15. Bxf4 Rac8 16. Bf3 Rfd8 17. Be3 Kf8 18. Bb6 Rxd1 19. Rxd1 Ke8 20. Na4 Nd7 21. Be3 e6 22. c3 Bf8 23. Kf1 {½-½ Fressinet,L (2640)-Macieja,B (2581) ACP Blitz Playchess.com INT 2006 (4)}) 9. Bf4 Nh5 10. Nb5 $146 ({RR} 10. Nd5 Qd6 11. Nxc6 Nxf4 12. Ne5+ Bd7 13. Nxd7 O-O-O 14. N7b6+ axb6 15. Nxf4 Qd2# {0-1 Mrudul,D (2256)-Bagrationi,A (2454) Titled Tuesday intern op 13th Sep Early blitz 2022 (1)}) ({RR} 10. Nd5 Qd6 11. O-O-O Nxf4 12. Qxf4 Nxe5 13. Bb5+ Bd7 14. Bxd7+ Kd8 15. Ba4 Kc8 16. Nb6+ Qxb6 17. Qxe5 Rg8 18. Bd7+ Kd8 19. Rhe1 Qf6 20. Be6+ Ke8 21. Qb5# {1-0 Larkin,B (1914)-Filippo,G Reykjavik Open 2024 (9.107)}) 10... Qb8 11. Nxc6 Qxf4 12. Qxf4 Nxf4 13. O-O-O f6 14. Bc4 Be6 15. Nc7+ Kf7 16. Nxe6 Nxe6 17. Nd4 Bh6+ 18. Kb1 f5 19. Nxe6 Kf6 20. Rhe1 Rac8 21. Bb3 a5 22. f4 b5 23. h4 Rc6 24. Ng5 a4 25. Bd5 Rd6 26. Bf3 Rb6 27. c3 Bg7 28. Rd7 Bf8 29. Rd8 h6 30. Rxf8+ Rxf8 31. Nh7+ Kg7 32. Nxf8 Kxf8 33. a3 Kf7 34. Kc2 Kf6 35. g4 fxg4 36. Bxg4 h5 37. Bh3 Rc6 38. Re5 Rc4 39. Re1 Rc6 40. Re4 Rc5 41. Rb4 Rd5 42. c4 bxc4 43. Rxc4 Ra5 44. Bd7 Ra7 45. Bxa4 Kf5 46. Be8 e6 47. Rc5+ Kxf4 48. Bxg6 e5 49. Bxh5 Rh7 50. Bg6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "16"]
[White "Borsato, Ana Carolina Teodoro"]
[Black "Dias, Matheus Braga"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1892"]
[BlackElo "1953"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. c3 g6 4. cxd4 d5 5. e5 Bg7 6. Nf3 Bg4 7. Be3 e6 8. Nc3 Ne7 9. Be2 O-O 10. O-O Nbc6 11. h3 Bxf3 12. Bxf3 Nf5 13. Bg4 $146 ({RR} 13. Qd2 Qb6 14. Rfd1 Nxe3 15. fxe3 Bh6 16. Qe2 Na5 17. b3 Rac8 18. Na4 Qa6 19. Kf2 b5 20. Nc5 Qb6 21. Nd7 Qd8 22. Nxf8 Kxf8 23. Rac1 Rxc1 24. Rxc1 Qh4+ 25. Kf1 Qg3 26. Rc8+ Kg7 27. Qf2 Qh2 {1-0 Ismayil,M (1941)-Rangel,D (2189) Titled Tuesday intern op 09th Aug Early blitz 2022 (3)}) 13... Nxe3 14. fxe3 Qb6 15. Qe2 Na5 16. b3 Nc6 17. Rad1 Ne7 18. Kh1 Rac8 19. Na4 Qb4 20. Nc5 Nf5 21. Bxf5 exf5 22. a3 Qa5 23. Nxb7 Qxa3 24. Qb5 Rc3 25. Na5 Rfc8 26. Qxd5 Rc1 27. Nc4 Rxd1 28. Rxd1 Qxb3 29. Rc1 Qb8 30. e6 fxe6 31. Qxe6+ Kh8 32. Ra1 Qc7 33. Nd6 Rf8 34. Nb5 Qb6 35. Nd6 Qc7 36. Qd5 h6 37. Nb5 Qe7 38. Rxa7 Qxe3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "9"]
[White "Lujan, Carolina"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2262"]
[BlackElo "1945"]
[Annotator "Chessbase"]
[PlyCount "41"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 f5 6. Nc3 Nxc3 7. dxc3 Be7 8. h4 Nc6 9. Bf4 b6 ({RR} 9... O-O 10. Ng5 Qe8 11. Be2 d6 12. exd6 Bf6 13. Be3 b6 14. Qd2 Bxg5 15. Bxg5 h6 16. Be3 e5 17. O-O-O Bd7 18. f3 Na5 19. g4 Qf7 20. b3 f4 21. Bf2 Be6 22. h5 c4 23. b4 Nb7 24. Bh4 {1-0 Sekova,O (2074)-Sala,G (2003) Mitropa Cup Women 2024 (7.12)}) 10. Qe2 Bb7 11. O-O-O Qc7 12. Ng5 $146 ({RR} 12. Qe3 O-O-O 13. Be2 Na5 14. c4 Qc6 15. b3 Qc7 16. h5 Bxf3 17. Bxf3 g5 18. Bxg5 Bxg5 19. Qxg5 Qxe5 20. Kb1 h6 21. Qd2 Qc7 22. Rhe1 Nc6 23. g3 Rh7 24. Bh1 Rg8 25. Re3 Rg5 26. f4 Rg8 {½-½ Mikhalchishin,A (2480)-Sahovic,D (2425) Lvov 1984 (8)}) 12... Bxg5 13. Qh5+ Kf8 14. Qxg5 Nxe5 15. Bxe5 Qxe5 16. Rxd7 Qe2 17. Rd1 Qxf2 18. Bc4 Qxg2 19. Rd8+ Rxd8 20. Qxd8+ Kf7 21. Qd7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "21"]
[White "Nascimento, Luiz Eduardo Da Trindade"]
[Black "Da Cunha, Fabio Barbosa"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1872"]
[BlackElo "2034"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 g6 5. d3 h6 6. Be3 d6 7. Qd2 Bg7 8. O-O-O ({RR} 8. Nd5 Nge7 9. c3 f5 10. exf5 Nxd5 11. Bxd5 Ne7 12. f6 Bxf6 13. Bb3 Nf5 14. O-O Kf8 15. Qc2 Kg7 16. Rad1 Re8 17. Rfe1 Bd7 18. Bd5 Qc7 19. Qd2 Bc6 20. Be4 Nxe3 21. Bxc6 Nxg2 22. Bxb7 Qxb7 {½-½ Ansat,A (2458)-Gloeckler,C (2304) 57th Biel Master Open 2024 (4.16)}) 8... Nge7 9. Kb1 $146 ({RR} 9. h4 Bg4 10. Rdg1 Qd7 11. Kb1 O-O-O 12. Bxf7 Rdf8 13. Bb3 Bxf3 14. gxf3 Rxf3 15. Nd5 Nxd5 16. Bxd5 Ne7 17. Bb3 Kb8 18. c3 Rh3 19. f4 Rxh1 20. Rxh1 d5 21. fxe5 dxe4 22. d4 cxd4 23. Bxd4 Qc6 {1-0 Kupreichik,V (2485)-Lipinsky,F Meisdorf op 1996}) 9... a6 10. Nd5 b5 11. Bb3 a5 12. c3 a4 13. Bc2 Nxd5 14. exd5 Ne7 15. d4 exd4 16. cxd4 c4 17. Qb4 Qb6 18. Bf4 Kd7 19. Ne5+ dxe5 20. dxe5 Bb7 21. e6+ Ke8 22. Be3 Qa5 23. Qd6 Rd8 24. exf7+ Kxf7 25. Qe6+ Kf8 26. Bxg6 Nxg6 27. Bc5+ Ne7 28. Bxe7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "31"]
[White "Mantelato, Davi Natali"]
[Black "Prado Oliveira, Fellipe"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1768"]
[BlackElo "1947"]
[Annotator "Chessbase"]
[PlyCount "133"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. c3 d5 6. exd5 cxd5 7. d4 Nf6 8. O-O Qb6 $146 ({RR} 8... Be7 9. Bg5 cxd4 10. cxd4 O-O 11. Nbd2 h6 12. Bh4 a5 13. a4 Rb8 14. b3 Rb4 15. Re1 Bb7 16. Rb1 Ne4 17. Bxe7 Qxe7 18. Rc1 Qd8 19. Re3 Qb6 20. Rd3 Rc8 21. Rxc8+ Bxc8 22. Qc2 Ba6 23. Re3 {0-1 Stankovic,N (2092)-Radusinovic,L (1966) SCG Festival U14 14th 2006 (1)}) ({RR} 8... h6 9. Bf4 Qb6 10. Qc2 a5 11. Re1 Be7 12. Nbd2 Ba6 13. Nb3 c4 14. Nbd2 O-O 15. Ne5 Ra7 16. Re3 Nh5 17. Bxh6 gxh6 18. Rh3 Nf6 19. Rxh6 Kg7 20. Nxf7 Ne4 21. Qd1 Nf6 22. Qc2 Rg8 23. Qg6+ {0-1 Tran Dang Hong,L-Le,H Phu Dong festival U13 Girls 6th 2004 (8)}) ({RR} 8... Be7 9. Re1 O-O 10. Bf4 Qb6 11. b3 Ba6 12. Nbd2 Rac8 13. Be5 Nd7 14. Nf1 Nxe5 15. Nxe5 Rc7 16. a3 cxd4 17. cxd4 Rfc8 18. Ne3 f6 19. Nf3 Bf8 20. b4 Rc3 21. Qb1 Bd3 22. Qb2 Be4 23. Rac1 {½-½ Castro,J (1996)-Sandoval,C COL-ch U16 Cali 2009 (1)}) 9. Nbd2 Be7 10. Nb3 c4 11. Nbd2 O-O 12. Re1 Bd7 13. Ne5 Qa5 14. Nxd7 Nxd7 15. Qg4 Nb6 16. Nf3 Na4 17. Ne5 Rfc8 18. Nxf7 Kxf7 19. Qxe6+ Kf8 20. Qxe7+ Kg8 21. Qe6+ Kh8 22. h3 Qb5 23. Re5 Nb6 24. a4 Qe8 25. Qxe8+ Rxe8 26. Rxe8+ Rxe8 27. Kf1 a5 28. Bf4 Re7 29. Bd6 Rb7 30. Ra2 Kg8 31. Ke2 Kf7 32. f4 h5 33. g4 hxg4 34. hxg4 Nd7 35. Be5 g6 36. Ke3 Nf6 37. Bxf6 Kxf6 38. Kf3 Rh7 39. Ra1 Rh2 40. g5+ Kf7 41. Rb1 Rc2 42. Ke3 Ke6 43. Kf3 Kf7 44. Re1 Rxb2 45. Re5 Rc2 46. Rxd5 Rxc3+ 47. Ke2 Rd3 48. Re5 Rxd4 49. Ke3 Rd3+ 50. Ke4 Ra3 51. Rxa5 Kg7 52. Ra7+ Kg8 53. a5 c3 54. Kd3 Ra4 55. Ra6 Kg7 56. Ra7+ Kg8 57. Kxc3 Rxf4 58. a6 Rg4 59. Rb7 Rg3+ 60. Kd4 Rg4+ 61. Ke3 Rxg5 62. a7 Rg3+ 63. Kd2 Rg2+ 64. Kc1 Rg1+ 65. Kb2 Rg5 66. Rb8+ Kg7 67. a8=Q 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "44"]
[White "Cardoso, Rafaela Martins"]
[Black "Fernandes, Marcio Rosa"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1657"]
[BlackElo "1798"]
[Annotator "Chessbase"]
[PlyCount "104"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Nge7 9. Nc3 O-O 10. Be3 ({RR} 10. Bd3 d6 11. O-O Be6 12. f4 exf4 13. Bxf4 Qd4+ 14. Kh1 Ne5 15. Qe1 Nxd3 16. cxd3 Ng6 17. Qe3 Qxe3 {½-½ Bauer,C (2592)-Markos,J (2557) EU-Cup 24th Kallithea 2008 (2)}) ({RR} 10. Bc4 b5 11. Bb3 b4 12. Ne2 Na5 13. O-O Nxb3 14. axb3 Bb7 15. Ng3 d5 16. exd5 Nxd5 17. Qe1 Rfe8 18. Ne4 Qg6 19. f3 Rac8 20. Qf2 Nf4 21. Bxf4 exf4 22. Nc5 Bc6 23. Rxa6 Qf5 24. Nd3 Bb5 {1-0 Lin,B (2103)-De Souza,A (2113) Titled Tue 30th Jan Late 2024 (1)}) 10... b5 11. Bd3 Bb7 $146 ({RR} 11... d6 12. Qd2 h6 13. O-O-O Be6 14. h4 Rac8 15. Be2 Na5 16. g4 Bc4 17. g5 Qe6 18. Nd5 Bxe2 19. Nxe7+ Qxe7 20. Qxe2 Nc4 21. gxh6 Nxe3 22. Qxe3 g6 23. h5 Kh7 24. f4 exf4 25. Qxf4 Rcd8 26. Rd5 {1-0 Prandstetter,E (2385)-Vranek,B Prague Bohemians 1977 (9)}) 12. O-O b4 13. Nd5 Nxd5 14. exd5 Ne7 15. Be4 Qd6 16. f4 f5 17. Bd3 e4 18. Bc4 Kh8 19. Qd4 Rac8 20. Rad1 Qf6 21. Bb3 Qxd4 22. Rxd4 a5 23. a3 bxa3 24. bxa3 d6 25. Rfd1 Rc3 26. Bd2 Rc5 27. Be3 Rfc8 28. Ra4 Rb5 29. Bc4 Rbc5 30. Bxc5 Rxc5 31. Bb3 Ba6 32. Kf2 Kg8 33. Rdd4 Kf7 34. Bc4 Bb7 35. Bb3 Bxd5 36. Bxd5+ Nxd5 37. Rac4 Rxc4 38. Rxc4 Nxf4 39. Ra4 Ke6 40. Rxa5 d5 41. g3 Ng6 42. Ke3 Ke5 43. c4 Ne7 44. h4 h6 45. Rb5 g5 46. a4 f4+ 47. gxf4+ gxf4+ 48. Ke2 f3+ 49. Kf2 Kf4 50. Rb3 d4 51. Ke1 e3 52. Rd3 Ke4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Oliveira, Israel Flavio Felic"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1839"]
[BlackElo "1945"]
[Annotator "Chessbase"]
[PlyCount "117"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qa3 Qg6 9. Be3 Qxe4 10. c3 $146 ({RR} 10. Nc3 Qb4 11. Qxb4 Nxb4 12. O-O-O Ne7 13. Bc5 Nbc6 14. Bc4 O-O 15. Rhe1 b5 16. Bb3 Re8 17. Bxe7 Rxe7 18. Nd5 Re6 19. Nc7 Rb8 20. Bxe6 fxe6 21. Rd6 Kf7 22. Nxe6 Ke7 23. Red1 Nd4 24. Nxd4 Kxd6 {½-½ Ivanov,D-Osnos,V URS Army-ch Final 1956}) ({RR} 10. Nc3 Qb4 11. Qxb4 Nxb4 12. O-O-O Ne7 13. Bc5 Nbc6 14. Bc4 O-O 15. Rhe1 Rd8 16. Bxe7 Nxe7 17. Rxe5 Kf8 18. Rd6 b5 19. Bd5 Ra7 20. Bf3 Rc7 21. a4 b4 22. Nd5 Nxd5 23. Bxd5 Rc5 24. Re4 a5 {½-½ Todorovic,G (2485)-Savic,M (2443) YUG-ch 56th Herceg Novi 2001 (14)}) ({RR} 10. Nc3 Qb4 11. Qxb4 Nxb4 12. O-O-O Ne7 13. Bc5 Nbc6 14. Bc4 b5 15. Bb3 Na5 16. f4 Nxb3+ 17. axb3 Bb7 18. Rhe1 f6 19. fxe5 f5 20. e6 d5 21. Bxe7 Kxe7 22. Nxd5+ Bxd5 23. Rxd5 Kf6 24. Rd7 Rhe8 {1-0 Gan-Erdene,S (2429)-Enkh-Od Enkhbaatar (1983) ch-MGL 2024 Choibalsan MGL (9.4)}) ({RR} 10. Nc3 Qb4 11. Qxb4 Nxb4 12. O-O-O Ne7 13. Bc5 Nbc6 14. Ne4 d5 15. Nd6+ Kd7 16. Nxf7 Rf8 17. Ng5 h6 18. Ne4 Ke6 19. Nc3 b5 20. Nxd5 Kf7 21. Be2 Be6 22. Nc7 Rad8 23. Nxe6 Kxe6 24. Bg4+ Kf6 {1-0 Drimer,D-Sajtar,J Bucharest Int 06th 1962 (9)}) ({RR} 10. Nc3 Qb4 11. Qxb4 Nxb4 12. O-O-O Ne7 13. Bc5 Nbc6 14. f4 O-O 15. Nd5 Nxd5 16. Bxf8 Nxf4 17. Bd6 Ne6 18. a4 f6 19. Bc4 Ncd4 20. Bd5 Nf5 21. Rd3 Kf7 22. Rhd1 Nfd4 23. Re1 Nf5 24. Red1 Nfd4 {0-1 Remizov,A (1948)-Martemyanov,V (1972) Pavlovo 2013 (7)}) 10... d5 11. Nd2 Qg4 12. Be2 Qe6 13. O-O Nge7 14. Bc5 O-O 15. Rad1 Re8 16. Rfe1 Nf5 17. c4 Ncd4 18. Bd3 dxc4 19. Nxc4 Qf6 20. Nb6 Rb8 21. Nd5 Qd8 22. Bxf5 Bxf5 23. Ne7+ Rxe7 24. Bxe7 Qd5 25. Qd6 Qxd6 26. Bxd6 Rc8 27. Rxe5 Be6 28. h3 Nc6 29. Re3 Rd8 30. a3 h6 31. Rd2 Na5 32. Bb4 Rxd2 33. Bxd2 Nc4 34. Re2 Nxb2 35. Bxh6 Nc4 36. Bc1 b5 37. Re4 Kf8 38. f4 Ke7 39. a4 Kf6 40. axb5 axb5 41. g4 g6 42. Kf2 b4 43. Re2 Kg7 44. Bb2+ Nxb2 45. Rxb2 b3 46. Ke3 Kh6 47. Kd4 f5 48. Ke5 Bg8 49. Kf6 Bc4 50. Rd2 Bb5 51. Rd8 Kh7 52. Rb8 Bc4 53. Rb7+ Kh8 54. Kxg6 fxg4 55. hxg4 Bd3+ 56. f5 Bc4 57. Kf6 Bd5 58. Rb4 Kh7 59. g5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "48"]
[White "Spina, Deris Eduardo"]
[Black "Nascimento, Bianca Alencar De S."]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1823"]
[BlackElo "1621"]
[Annotator "Chessbase"]
[PlyCount "121"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c4 Qa5+ 13. Qd2 b4 ({RR} 13... Qxd2+ 14. Kxd2 Bg5+ 15. Kc3 O-O 16. cxb5 Nd4 17. b6 Bb7 18. Bc4 Rac8 19. Kd3 Kh8 20. f4 Bh6 21. f5 g6 22. g4 gxf5 23. gxf5 Nf3 24. Nc7 Rb8 25. Bd5 Bc8 26. Nc4 Bd7 27. a4 Nd4 28. a5 {0-1 Jacobson,B (2491)-Paravyan,D (2647) Titled Arena 2nd Jan blitz 2021}) 14. Nc2 Bb7 $146 ({RR} 14... Rb8 15. b3 O-O 16. Be2 Qc5 17. O-O Bd8 18. Rad1 f5 19. exf5 Bxf5 20. Nde3 Bxc2 21. Nxc2 Be7 22. Bf3 Kh8 23. Bxc6 Qxc6 24. Ne3 Bg5 25. Qxd6 Qe4 26. Qd3 Qh4 27. Nd5 Rbd8 28. Rde1 Bf6 29. Qe4 {1-0 Kochiev,I (2051)-Kiseleva,S (2174) Titled Tue 2nd Jan Early 2024 (2)}) ({RR} 14... Rb8 15. b3 Qc5 16. Be2 Bd8 17. O-O O-O 18. a3 bxa3 19. b4 Qa7 20. Rxa3 Qd7 21. b5 axb5 22. cxb5 Ne7 23. Ncb4 Nxd5 24. Nxd5 Bb7 25. Rd1 Qe6 26. Bc4 Qf6 27. Qe2 Kh8 28. Rg3 Qe6 29. Ne3 {1-0 Schimmer,M (1917)-Rauschenbach,R (2078) Eschborn op 08th 2011 (5)}) ({RR} 14... Rb8 15. b3 Qc5 16. Rd1 Bd8 17. Be2 O-O 18. O-O a5 19. g4 Be6 20. Nde3 Bc7 21. Kh1 Ne7 22. Nf5 Ng6 23. Nce3 Nf4 24. Ng2 Nxg2 25. Kxg2 f6 26. Qd3 g6 27. Ng3 Rbd8 28. h4 Kg7 29. h5 {1-0 Marjanusic,V (2280)-Sente,D (2032) Subotica-ch 2009 (4)}) 15. b3 O-O-O 16. a3 Rd7 17. axb4 Qd8 18. g3 Bg5 19. f4 exf4 20. gxf4 Bh4+ 21. Kd1 Rf8 22. b5 axb5 23. cxb5 Ne7 24. Ncb4 Nxd5 25. Nxd5 f5 26. Qd4 Bf6 27. Qc4+ Kb8 28. Ra2 fxe4 29. Bh3 Rdf7 30. Be6 Qe8 31. Qa4 Qxe6 32. Qa7+ Kc8 33. Rc2+ Kd8 34. Qb8+ Bc8 35. Qb6+ Kd7 36. Qc7+ Ke8 37. Qxc8+ Qxc8 38. Rxc8+ Kd7 39. Rxf8 Rxf8 40. Ke2 Ke6 41. Rd1 Rb8 42. Ke3 Kf5 43. Nxf6 gxf6 44. Rd5+ Ke6 45. Kxe4 Rb7 46. Rh5 Rg7 47. b6 Rf7 48. f5+ Kd7 49. Kd5 Re7 50. b7 Kc7 51. b8=Q+ Kxb8 52. Kxd6 Rb7 53. Rh3 Kc8 54. Ke6 Rb6+ 55. Ke7 Kb8 56. Kf7 Kc8 57. Kg7 h5 58. Rxh5 Rxb3 59. Kxf6 Rb6+ 60. Kg7 Rb7+ 61. Kg6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "28"]
[White "Santos, Valentim Do Carmo Ribeiro"]
[Black "Da Cunha, Fabio Barbosa"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1800"]
[BlackElo "2034"]
[Annotator "Chessbase"]
[PlyCount "88"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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. Nab1 Be7 10. Bxf6 Bxf6 11. a4 b4 12. Nd5 O-O 13. Bc4 Bg5 14. O-O Be6 15. Qd3 a5 16. c3 Rb8 17. Bb5 Ne7 18. c4 $146 ({RR} 18. Nxe7+ Qxe7 19. cxb4 axb4 20. Nd2 f5 21. exf5 Rxf5 22. Bc4 Bxd2 23. Bxe6+ Qxe6 24. Qxd2 d5 25. a5 Rf7 26. Rfe1 Ra7 27. Qe3 Rba8 28. Qc5 b3 29. h3 h6 30. Re3 Rb7 31. Rd1 Rc8 32. Qa3 Rcb8 {1-0 Liang,J (2398)-Tang,Z (2212) North American Junior U20 2024 (9.4)}) ({RR} 18. cxb4 Bxd5 19. exd5 axb4 20. Nd2 Bxd2 21. Qxd2 Qa5 22. f4 exf4 23. Qxf4 Qb6+ 24. Kh1 Nxd5 25. Qg5 Nc7 26. Bc4 Qc5 27. Qg4 Nd5 28. Bxd5 Qxd5 29. a5 Qb5 30. Qd4 Ra8 31. Qxd6 Rxa5 32. Rae1 Qc5 {0-1 Francisco Guecamburu,C (2292)-Sadubayev,A (2290) Titled Tue 19th Mar Early 2024 (6)}) ({RR} 18. cxb4 Bxd5 19. exd5 axb4 20. Nd2 f5 21. Nc4 Qc7 22. Nxe5 dxe5 23. d6 Qa7 24. dxe7 Qxe7 25. Rfd1 Kh8 26. Qd6 e4 27. Qxe7 Bxe7 28. Rd5 Bf6 29. a5 Bxb2 30. Rad1 b3 31. Rb1 Bc3 32. a6 b2 {½-½ Kulon,K (2321)-Narva,M (2403) Holuj-Radzikowska POL-ROW 2023 (1.1)}) 18... Bxd5 19. exd5 f5 20. Nd2 e4 21. Qe2 Ng6 22. Nb3 Nf4 23. Qc2 Qf6 24. Nxa5 Qg6 25. Nc6 Bf6 26. g3 Qg4 27. f3 exf3 28. Kh1 Rbe8 29. c5 Qh3 30. Rxf3 Re2 31. Qxe2 Nxe2 32. Bxe2 Bxb2 33. Rb1 Be5 34. Rxb4 g5 35. Nxe5 dxe5 36. d6 e4 37. Rfb3 h5 38. c6 h4 39. g4 e3 40. c7 fxg4 41. Rxg4 Rf1+ 42. Rg1 Rf2 43. Rb8+ Kf7 44. Bh5+ Kf6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "44"]
[White "Dos Santos, Jackson De Souza Teles"]
[Black "Ramos, Angelo Bil"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1773"]
[BlackElo "1957"]
[Annotator "Chessbase"]
[PlyCount "59"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 O-O 12. O-O Qg5 ({RR} 12... Qe7 13. Qe2 Bd7 14. f4 exf4 15. Qxe7 Nxe7 16. Rxf4 Rac8 17. c4 Ng6 18. Rd4 Be6 19. Re1 Rc7 20. Nd2 Rfc8 21. Ne4 Nf8 22. Re3 b6 23. h3 Rc6 24. Kh2 g6 25. Nf6+ Kg7 26. Nd5 Rc5 27. a4 {0-1 Amanov,M (2047)-Bachin,V (2445) Wch U18 Oropesa del Mar 2001 (8)}) ({RR} 12... b6 13. Qh5 f5 14. Rad1 Qf6 15. Bc4+ Kh8 16. Bd5 Bb7 17. Qf3 Rac8 18. Nc1 e4 19. Qe3 Ba6 20. Rfe1 Ne7 21. Ne2 Bxe2 22. Qxe2 Nxd5 23. Rxd5 Qxc3 24. Rd2 Rfd8 25. Rxd8+ Rxd8 26. Rd1 Rxd1+ 27. Qxd1 {½-½ Polnarova,T (1662)-Dima,M (1939) IBCA European Individuals 2024 (8.12)}) 13. Qf3 Rb8 14. Rfe1 $146 ({RR} 14. Qg3 Qxg3 15. fxg3 b6 16. Rae1 f6 17. Be4 Bb7 18. Rd1 Rfd8 19. Rd2 Rxd2 20. Nxd2 Nd8 21. Bxb7 Nxb7 22. Re1 Rd8 23. Re2 Nc5 24. Nb3 Na4 25. Re3 Rc8 26. Kf2 Rxc3 27. Rxc3 Nxc3 28. Nc1 Kf7 {0-1 Aase,O (835)-Lode,M (1251) Bergen Sommer op 2006 (4)}) ({RR} 14. Qg3 Qxg3 15. hxg3 b6 16. Rad1 Be6 17. Be4 Ne7 18. Rd6 Rfd8 19. Rfd1 Rxd6 20. Rxd6 Rc8 21. f3 Nf5 {0-1 Pannenbaecker,H (1592)-Papenkordt,K (1682) Hessen-ch Seniors op 01st 2005 (4)}) 14... Kh8 15. Qg3 Qxg3 16. hxg3 b6 17. Bb5 Ne7 18. Rxe5 Ng6 19. Re8 Rxe8 20. Bxe8 Be6 21. Bb5 Rc8 22. Rd1 h6 23. Nd4 Bc4 24. Bxc4 Rxc4 25. Rd3 Kh7 26. f4 a6 27. Ne2 Ra4 28. Nc1 Rc4 29. Ne2 Ra4 30. Nc1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "21"]
[White "Pontes, Luiz Felizola Lima"]
[Black "Lopes, Eduardo Moraes"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1777"]
[BlackElo "1933"]
[Annotator "Chessbase"]
[PlyCount "71"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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. Be2 Bg5 14. Nce3 Bxe3 15. Nxe3 Ne7 16. O-O ({RR} 16. Qd3 Qc7 17. Rd1 Rd8 18. O-O Be6 19. Nd5 Bxd5 20. exd5 f5 21. f4 Qc5+ 22. Kh1 e4 23. Qh3 Rf8 24. g4 g6 25. gxf5 Nxf5 26. b4 Qe3 27. Qg2 Qxc3 28. Qxe4 Rbe8 29. Qd3 Qxd3 30. Bxd3 Ne3 {0-1 Nalbant,T (2354)-Hammer,J (2650) Titled Tuesday intern op 5th March blitz 2019 (7)}) 16... Bb7 17. Bf3 Qb6 18. Qb3 $146 ({RR} 18. a4 Rbd8 19. Qb3 Kh8 20. axb5 axb5 21. c4 f5 22. Qxb5 Qxb5 23. cxb5 fxe4 24. Bd1 d5 25. Ra7 Rb8 26. Bb3 Nc8 27. Ra5 Nb6 28. Ra7 d4 29. Ng4 Rfe8 30. Rc1 Nc8 31. Rxb7 Rxb7 32. Nxe5 h6 {0-1 Titichoca Daza,D (2250)-Goryachkina,A (2610) Titled Tuesday intern op 15th Feb Late blitz 2022 (10)}) 18... Kh8 19. c4 f5 20. cxb5 fxe4 21. Be2 d5 22. bxa6 Bxa6 23. Qxb6 Rxb6 24. Bxa6 Rxa6 25. Rfd1 d4 26. Nc4 Rf5 27. Re1 Rc6 28. b3 Nd5 29. Rxe4 Re6 30. Rd1 Kg8 31. Rdxd4 Nc3 32. Rd8+ Kf7 33. Re3 Nxa2 34. Nd6+ Ke7 35. Re8+ Kxd6 36. Rd3+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Videira, Matheus Martins"]
[Black "De Haro, Martim Afonso Palma"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1830"]
[BlackElo "1804"]
[Annotator "Chessbase"]
[PlyCount "63"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Nxd5 cxd5 12. Bf3 ({RR} 12. c3 e5 13. Bb5 Bb7 14. Bc5 Qc7 15. Bxf8 Bxf8 {½-½ Maras,A (2079)-Saric,A (2539) Split op 8th 2018 (2)}) ({RR} 12. c3 a5 13. Qd2 Rb8 14. Rad1 Be6 15. Bc5 Qd7 16. b4 Rfc8 17. Bf3 Qa4 18. Bxd5 axb4 19. Bxe6 bxc3 20. Qd5 fxe6 21. Qxe6+ Kh8 22. Be3 c2 23. Rc1 Bf6 24. h3 Qc4 25. Qd7 Qxa2 26. Qg4 Qc4 {0-1 Caku,K (1796)-Roberson,P (2426) Titled Tue 16th Apr Early 2024 (1)}) 12... Bb7 13. c4 d4 $146 ({RR} 13... Qa5 14. Bxd5 Bxd5 15. Qxd5 Qxd5 16. cxd5 Bxb2 17. Rab1 Rfb8 18. Rfd1 Ba3 19. Rb3 Rxb3 20. axb3 a5 21. Bf4 Rc8 22. Rd3 Bc1 23. Bg3 Bd2 24. Kf1 Bb4 25. Ke2 Rc2+ 26. Kf3 Kf8 27. Bf4 f5 28. Be3 {½-½ Neumann,I (1705)-Zakoucka,A (2016) Berlin Spandau op 2017 (3)}) 14. Bxb7 Rb8 15. Bxd4 Bxd4 16. Ba6 Rxb2 17. Bb5 e5 18. a3 Qb6 19. Qf3 Rxf2 20. Rxf2 Bxa1 21. Kh1 Bd4 22. Rf1 Kg7 23. Bc6 Qc5 24. Bd5 f5 25. Rb1 Rc8 26. g4 f4 27. g5 Qd6 28. Qh3 Rb8 29. Rb7+ Rxb7 30. Bxb7 Bc5 31. Bd5 Qb6 32. Qd7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "61"]
[White "Dos Santos, Gustavo Henrique C."]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1729"]
[Annotator "Chessbase"]
[PlyCount "68"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. Be2 O-O 8. O-O d5 9. f3 dxe4 10. Nxc6 bxc6 11. Qxd8 Rxd8 12. fxe4 Bg4 $146 ({RR} 12... Ng4 13. Bc5 Bd4+ 14. Bxd4 Rxd4 15. Bxg4 Bxg4 16. h3 Be6 17. Rad1 Rc4 18. Rf3 a5 19. b3 Rc5 20. Rd2 Rb8 21. a4 Kf8 22. Ne2 Re5 23. Ng3 h5 24. Re3 Ke8 25. Kf2 Rb4 26. Red3 f6 27. Rd8+ {0-1 Braz,R-Rangel,D (2072) Rio de Janeiro Estadual Mestres 2010 (1.8)}) 13. Bc4 a5 14. Bg5 h6 15. Bh4 g5 16. Bg3 Bh5 17. e5 Nd5 18. Nxd5 cxd5 19. Bd3 Bg4 20. Rae1 Be6 21. Bf5 Bxf5 22. Rxf5 e6 23. Rf2 a4 24. Ref1 Rd7 25. Rb1 d4 26. Rd2 Ra5 27. b4 axb3 28. axb3 Bxe5 29. Bxe5 Rxe5 30. b4 Red5 31. b5 Rb7 32. b6 Kf8 33. Rd3 Ke7 34. Ra3 Kf6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "43"]
[White "De Haro, Martim Afonso Palma"]
[Black "Henrique, Leticia Fritz"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "1804"]
[BlackElo "1666"]
[Annotator "Chessbase"]
[PlyCount "81"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,21,80,48,109,88,70,48,48,6,91,86,85,69,94,54,63,6,68,33,60,27,53,-24]} 1. e4 {Belous,Vladimir} c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 a5 9. f3 d5 10. exd5 Nb4 11. O-O {[#]} ({Relevant:} 11. Nde2 a4 12. Nxa4 Nfxd5 13. Bd4 Bf5 14. Bxg7 Bxc2 15. Bxc2 Ne3 16. Qxd8 Nexc2+ 17. Kf2 Rfxd8 18. Nb6 Ra6 19. Bc3 Nd3+ 20. Kg3 Nxa1 21. Rxa1 Rxb6 22. Ba5 Rxb2 23. Bxd8 Rxe2 24. Rd1 Nb4 25. Rb1 Nc6 26. Bc7 Rxa2 27. Rxb7 f6 28. h4 Re2 29. Bf4 Nd4 30. Kh3 Re1 31. Kh2 Re2 32. Kh3 Kf7 33. Rb4 Nf5 34. g4 Ng7 {0-1 Drozdowski,K (2507)-Belous,V (2585) Washington Congress 3rd 2016 (4)}) {Predecessor:} 11... Nbxd5 $146 12. Nxd5 Nxd5 13. Bf2 a4 14. Bc4 a3 15. bxa3 Nb6 16. Bb3 Rxa3 17. c3 Ra5 18. Qe2 Bd7 19. Rfd1 e5 20. Nc2 Qc7 21. Qe3 Na4 22. Nb4 Bc6 23. c4 Nc5 24. Rac1 b6 25. Nd5 Qb7 26. h4 h5 27. Rc2 Rfa8 28. Be1 Ra3 29. Bb4 R3a6 30. Bxc5 bxc5 31. Qxc5 R6a7 32. Re2 Kh8 33. Kh2 Rc8 34. Qe3 Qb8 35. g3 Re8 36. Kg2 Bd7 37. Qg5 e4 38. Rxe4 Rxe4 39. fxe4 Bg4 40. Rd2 Qe8 41. Qf4 {1-0 Kantans,T (2514)-Martinez Reyes,P (2338) Titled Tuesday intern op 3rd Nov blitz 2015 (8)} 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "44"]
[White "Cardoso, Rafaela Martins"]
[Black "Prado Oliveira, Fellipe"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "1657"]
[BlackElo "1947"]
[Annotator "Chessbase"]
[PlyCount "38"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be3 Ng4 8. Bc1 Qb6 9. Be3 Nxe3 10. fxe3 Bg7 ({RR} 10... Bh6 11. Nd5 Qa5+ 12. b4 Qd8 13. Qf3 O-O 14. Be2 e6 15. Nf6+ Kg7 16. O-O Qb6 17. Rad1 Ne5 18. Nh5+ Kg8 19. Nf6+ Kh8 20. Qh3 Kg7 21. g4 Rh8 22. Kh1 Bg5 23. Qg3 Bxf6 24. g5 Be7 25. Nf3 {0-1 Starosta,M (2266)-Kislinsky,A (2355) Titled Tue 16th Jul Early 2024 (1)}) 11. Nc2 $146 ({RR} 11. Nd5 Qa5+ 12. Qd2 Qxd2+ 13. Kxd2 Kd8 14. Kc3 Be6 15. Nb4 Rc8 16. Rd1 Kd7 17. b3 a5 18. Nd5 Bxd5 19. exd5 Nb4 20. Kb2 Rhf8 21. a3 Na6 22. Ka2 Nc5 23. Bd3 e5 24. Nb5 f5 25. Rhf1 Rce8 {0-1 Ulehla,J (1863)-Greno,P (1793) SVK-ch U16 Lubovna 2020 (7)}) ({RR} 11. Nd5 Qd8 12. Be2 O-O 13. O-O e6 14. Nc3 Ne5 15. Ndb5 Qb6 16. Qxd6 Qxe3+ 17. Kh1 Bd7 18. Na3 Bc6 19. Nc2 Qg5 20. Rad1 Rad8 21. Qa3 Rxd1 22. Rxd1 Ng4 23. Bxg4 Qxg4 24. Ne3 Qg5 25. Qxa7 f5 {0-1 Lewandowski,W (1542)-Gajzner,R (1740) Rubinstein Memorial-C 55th 2019 (7)}) ({RR} 11. Nd5 Qd8 12. Qd2 O-O 13. Be2 e6 14. Nc3 Qg5 15. O-O-O Nxd4 16. exd4 Qxd2+ 17. Kxd2 Bxd4 18. Kc2 Be5 19. Bf3 Bd7 20. Nb5 Rfc8 21. Nxd6 Bxd6 22. Rxd6 Rxc4+ 23. Kb3 Rc7 24. Rhd1 Bc6 25. R1d2 Kf8 {0-1 Louassier,C (1670)-Delabbey,F (1902) Rochefort op-B 18th 2019 (7)}) 11... O-O 12. Bd3 Qxb2 13. Nd5 e6 14. Nf4 Qc3+ 15. Kf1 Ne5 16. Rb1 Nxc4 17. Ne2 Qxc2 18. Bxc4 Qxc4 19. Kg1 b6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "23"]
[White "Guimaraes, Artemis Pamela"]
[Black "Teixeira, Maria Luiza Prado"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2002"]
[BlackElo "1878"]
[Annotator "Chessbase"]
[PlyCount "44"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 O-O 9. O-O Bd7 10. b3 Nxd4 11. Bxd4 Bc6 12. Qc2 ({RR} 12. Bd3 a5 13. Rc1 Nd7 14. Bxg7 Kxg7 15. Be2 Kg8 16. Re1 Qb6 17. Rb1 Ne5 18. Kf1 f5 19. Nd5 Bxd5 20. exd5 f4 21. f3 a4 22. b4 Rfc8 23. Qc2 Qe3 24. Qc1 Qxc1 25. Rexc1 Rc7 26. Rc3 b5 {1-0 Shogdzhiev,R (1901)-Vakhidov,D (2175) World Blitz 2023 (11.72)}) 12... a5 13. Rad1 Nd7 14. Bxg7 $146 ({RR} 14. Be3 Qc7 15. f3 Nc5 16. Rd2 Qb6 17. Rb1 Qb4 18. Nd5 Bxd5 19. cxd5 Rfc8 20. Qc4 Na6 21. Qxb4 Nxb4 22. Bc4 a4 23. a3 axb3 24. Rxb3 Rxc4 25. Rxb4 Rxb4 26. axb4 Bc3 27. Rc2 Bxb4 28. Rc7 Rb8 {½-½ Puerto Traver,J (2163)-Castella Garcia,F (2334) Mislata op-A 2010 (2)}) 14... Kxg7 15. Bg4 Nc5 16. e5 Qc7 17. exd6 exd6 18. Nd5 Bxd5 19. Rxd5 Rfe8 20. Qc3+ Kg8 21. Bf3 Re6 22. Qd4 a4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "16"]
[White "Santos, Abel Cardoso Dos"]
[Black "Rodrigues Mota, Romulo Cardoso S"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "1923"]
[BlackElo "2110"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Qd2 Qa5 11. O-O-O O-O 12. Kb1 d6 13. Bh6 f5 $146 ({RR} 13... Bg4 14. f3 Be6 15. h4 f5 16. Bxg7 Kxg7 17. Qg5 h6 18. Qe7+ Bf7 19. Qxd6 Rfd8 20. Qa3 Qxa3 21. bxa3 Rac8 22. exf5 Nxf5 23. Ne4 Rc6 24. c5 a6 25. Bd3 Ne3 26. Rd2 Rd7 27. g4 b5 28. Re1 {1-0 Takacs,L (2045)-Baktiar,H (1896) Budapest FS12 Nadassy 2018 (5.1)}) 14. f3 Bxh6 15. Qxh6 fxe4 16. Nxe4 Bf5 17. Bd3 d5 18. Ng5 Bxd3+ 19. Rxd3 Qc7 20. Rxd4 exd4 21. Ne6 Qf7 22. Nxf8 Rxf8 23. cxd5 Qf5+ 24. Ka1 Qxd5 25. Re1 Qd7 26. Qh4 Rc8 27. Kb1 Qf5+ 28. Qe4 Re8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "51"]
[White "Dos Santos, Vinicius Goncalves Azevedo"]
[Black "Mattos, Bernardo Cunha"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1800"]
[BlackElo "1719"]
[Annotator "Chessbase"]
[PlyCount "38"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 Nf6 5. Bg2 d5 6. exd5 exd5 7. O-O Be7 8. Re1 O-O 9. Bg5 $146 ({RR} 9. c3 h6 10. Nbd2 Bf5 11. Nf1 Re8 12. d4 Qb6 13. b3 cxd4 14. Nxd4 Nxd4 15. cxd4 Bb4 16. Rxe8+ Rxe8 17. Be3 Ba3 18. Qd2 Rc8 19. h3 Bb4 20. Qd1 Ba3 21. g4 Bc2 22. Qe2 Bb2 23. Re1 Bxd4 {0-1 Napit,B (1909)-Abtini,H Asia Clubs 1st 2008 (3)}) ({RR} 9. c3 h6 10. a3 a5 11. a4 Bf5 12. Na3 Qd7 13. Nb5 Ne8 14. Bf4 g5 15. Be3 Ng7 16. d4 c4 17. Ne5 Qc8 18. Bxd5 Nxe5 19. dxe5 Bg4 20. Qd4 Be6 21. Bxe6 Nxe6 22. Qg4 Kg7 23. h4 Rh8 {1-0 Chinner,R-Davies,S Africa-ch Amateur 2005 (3)}) 9... h6 10. Bf4 Bg4 11. c3 d4 12. Qc2 Nd5 13. Bd2 dxc3 14. Nxc3 Ndb4 15. Qa4 Qxd3 16. Rad1 Bxf3 17. Bxh6 Bxd1 18. Rxd1 Qa6 19. Qb3 c4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "42"]
[White "De Oliveira, Tobias Luiz Carvalho"]
[Black "Ferreira, Marcone Fiuza"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1731"]
[BlackElo "1969"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. c4 e6 4. Nc3 d6 5. d4 cxd4 6. Nxd4 Nf6 7. f3 Be7 8. Be3 Qc7 9. Qd2 Nbd7 10. Be2 b6 11. O-O Bb7 12. Rfc1 O-O 13. a3 Rac8 14. Rab1 Qb8 15. b4 Bd8 16. Nb3 Bc7 17. a4 $146 ({RR} 17. g3 Rfd8 18. Kf2 Qa8 19. Kg1 d5 20. exd5 exd5 21. cxd5 Nxd5 22. Nxd5 Bxd5 23. Bxa6 Qxa6 24. Qxd5 Ne5 25. Qe4 Re8 26. Bf2 Rcd8 27. Nd4 Re7 {½-½ Kaslan,C (1599)-Condori,A (1670) South America School-ch 33rd 2017 (3.4)}) 17... d5 18. cxd5 Bxh2+ 19. Kh1 exd5 20. Nxd5 Rxc1+ 21. Rxc1 Nxd5 22. exd5 Qg3 23. Rc4 Qd6 24. Nd4 g6 25. Nc6 Re8 26. Rd4 Bg3 27. Bc4 Qf6 28. Kg1 Qf5 29. Rg4 Bd6 30. Rg5 Qb1+ 31. Bf1 a5 32. b5 Qb3 33. Rg4 Qxe3+ 34. Qxe3 Rxe3 35. Nd8 Bxd5 36. Rd4 Nf6 37. Bc4 Bc5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "8"]
[White "De Souza, Felipe Guimaraes"]
[Black "Lujan, Carolina"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2038"]
[BlackElo "2262"]
[Annotator "Chessbase"]
[PlyCount "103"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8. Bd3 e5 9. O-O Bc5 10. h3 ({RR} 10. Rb1 a5 11. Na4 Bd4 12. Re1 d6 13. Be3 Bxe3 14. Rxe3 c5 15. Nc3 O-O 16. Be2 Bb7 17. Qd2 Qe7 18. Rd1 Rfd8 19. Bf3 a4 20. Rd3 Ne8 21. Nb5 Ba6 22. Be2 Bb7 23. Qe3 h6 24. h3 Bc6 {1-0 Oparin,G (2652)-Bocharov,D (2524) Titled Tuesday intern op 26th May blitz 2020 (10)}) 10... d6 ({RR} 10... O-O 11. Re1 d6 12. Be3 Bd4 13. Bxd4 exd4 14. Na4 Nd7 15. c5 Nxc5 16. Nxc5 dxc5 17. Qc2 Be6 18. Rec1 Qb6 19. b3 c4 20. Bxc4 c5 21. Bxe6 Qxe6 22. Qxc5 Qxe4 23. Re1 Qf4 24. Rad1 Rfd8 25. Rd3 {1-0 Saric,A (2508)-Ljikar,Z (2200) 28th Bosnjaci Open 2024 (3.1)}) 11. Rb1 $146 ({RR} 11. Bd2 O-O 12. Rc1 Be6 13. Ne2 Rb8 14. b3 Nh5 15. Kh2 Qh4 16. Qe1 f5 17. f3 Qxe1 18. Rfxe1 f4 19. Rf1 Rf6 20. Be1 Rg6 21. Rd1 Kf7 22. Rc1 Ke7 23. Bh4+ Kd7 24. Rcd1 Kc7 25. Be1 Nf6 {½-½ Mrva,V (2059)-Haring,F (2267) SVK-chT1E 1718 2017 (4.4)}) ({RR} 11. a3 Be6 12. Rb1 Qc7 13. b4 Bd4 14. Ne2 c5 15. b5 Nd7 16. Bd2 O-O 17. Qc2 a5 18. Kh1 a4 19. f4 f6 20. f5 Bf7 21. g4 Nb6 22. h4 Qd7 23. Ng3 Kh8 24. g5 Rg8 25. Rf3 Qe8 {½-½ Sadeghi,P (1588)-Klyucharev,A (1696) Geneve Bois Gentil op 2019 (6)}) ({RR} 11. Re1 Rb8 12. Rb1 O-O 13. Be3 Nd7 14. Qd2 Qc7 15. Be2 Bxe3 16. Qxe3 Nc5 17. Bg4 a5 18. b3 g6 19. Na4 Nxa4 20. bxa4 Ba6 21. c5 Rxb1 22. Rxb1 d5 23. Rb6 Bc8 24. Bxc8 Rxc8 25. exd5 cxd5 {½-½ Popov,M (2338)-Popov,I (2627) TCh-RUS Premier 2023 (2.4)}) 11... g5 12. Ne2 g4 13. h4 g3 14. Nxg3 Rg8 15. Nf5 Ng4 16. Bg5 Rxg5 17. hxg5 Bxf5 18. exf5 Qxg5 19. Qf3 Qh4 20. Qh3 Bxf2+ 21. Kh1 Qg5 22. Be2 h5 23. g3 Kd7 24. f6 Kc7 25. Bxg4 hxg4 26. Qh7 Qxf6 27. Qe4 Qh6+ 28. Kg2 f5 29. Qxf5 Rf8 30. Qxg4 Qh7 31. Qh4 Qf5 32. Qe7+ Kb6 33. c5+ dxc5 34. Qxf8 Qxf8 35. Rxf2 Qd6 36. a3 c4 37. Rc1 Qd5+ 38. Kh2 e4 39. Re1 Qd4 40. Ree2 Qd3 41. g4 e3 42. Rg2 c3 43. g5 Qd6+ 44. Kh3 Qe6+ 45. Kh2 Qe5+ 46. Kh3 Qe6+ 47. Kh4 Qe4+ 48. Kh5 Qh7+ 49. Kg4 Qe4+ 50. Kg3 Qf5 51. Kh2 Qh7+ 52. Kg3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "14"]
[White "De Haro, Martim Afonso Palma"]
[Black "Aranha Filho, Alvaro Z."]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1804"]
[BlackElo "2196"]
[Annotator "Chessbase"]
[PlyCount "48"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. N1c3 a6 7. Nd4 Nf6 8. Be2 ({RR} 8. Be3 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nxc6 bxc6 12. Bd4 Bb7 13. Bc3 O-O-O 14. Qxd5 cxd5 15. O-O-O f6 16. Be2 Bc5 17. Bd4 Bxd4 18. Rxd4 Rd6 19. Bf3 g6 20. Rhd1 Kc7 21. Rb4 Rb6 22. Rxb6 Kxb6 {½-½ Buchinger,A (1676)-Thomas,T (1959) Rhein Main op-A 24th 2022 (6)}) 8... Be7 9. f4 ({RR} 9. Be3 O-O 10. O-O Qc7 11. a4 Re8 12. Nb3 b6 13. f4 Bf8 14. Kh1 Rb8 15. Qd2 Bb7 16. Bf3 Nd7 17. Rae1 Na5 18. Bg1 Nc4 19. Qc1 Rbc8 20. Nd1 g6 21. Nd4 Bh6 22. g3 e5 23. Ne2 Nf6 {0-1 Cardoso,P (2119)-Bruzon Batista,L (2628) POR-chT Vila Nova de Gaia 2004 (5.1)}) 9... Qc7 $146 ({RR} 9... O-O 10. Bf3 Qc7 11. Qd3 Bd7 12. Be3 b5 13. O-O Rac8 14. Rac1 Rfe8 15. Kh1 Nxd4 16. Bxd4 Bc6 17. e5 Nd7 18. exd6 Bxd6 19. Bxc6 Qxc6 20. Ne4 Bxf4 21. Rxf4 e5 22. Ng5 Qh6 23. Rxf7 exd4 24. Rxd7 {½-½ Pena Riasco,A (2176)-Sanchez Dengra,J (2059) Benidorm op U2300 11th 2012 (9)}) 10. O-O d5 11. Nxc6 bxc6 12. exd5 exd5 13. Be3 O-O 14. Kh1 Bb7 15. Bd4 Rad8 16. Be5 Qd7 17. Bf3 c5 18. Qe1 d4 19. Bxf6 Bxf6 20. Ne4 Bxe4 21. Qxe4 c4 22. Rad1 Rfe8 23. Qb7 Qxb7 24. Bxb7 Re2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "30"]
[White "Nascimento, Daniel Rojas"]
[Black "Pontes, Luiz Felizola Lima"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "1948"]
[BlackElo "1777"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Bd3 Nf6 8. O-O Nxd4 9. Bxd4 Bc5 10. Bxc5 Qxc5 11. Qf3 O-O 12. Rfe1 d6 13. e5 dxe5 14. Ne4 Nxe4 15. Qxe4 g6 16. h4 $146 ({RR} 16. Qxe5 Qxe5 17. Rxe5 Rd8 18. g4 b6 19. Kg2 Rd4 20. Kg3 Bb7 21. a3 Kg7 22. Rae1 Rc8 23. R1e3 Rc7 24. h4 h6 25. f4 Kf6 26. g5+ hxg5 27. fxg5+ Ke7 28. c3 Rd8 29. h5 gxh5 30. Be2 Rg8 {0-1 Jacek,K (2088)-Matuszewski,M (2384) POL-ch U18 Murzasichle 2011 (7)}) 16... Qd4 17. Qxe5 Qxe5 18. Rxe5 Bd7 19. Be4 Rac8 20. Bxb7 Rxc2 21. b3 Rb8 22. Bxa6 Ra8 23. Re2 Rxe2 24. Bxe2 Ra3 25. Bc4 Bc6 26. b4 Kf8 27. Rb1 Bd5 28. Bxd5 exd5 29. Rb2 Ke7 30. b5 Kd7 31. b6 Kc8 32. b7+ Kb8 33. f3 f5 34. Kf2 f4 35. g3 fxg3+ 36. Kxg3 d4 37. Kg4 Re3 38. Kf4 h6 39. Rb4 g5+ 40. hxg5 hxg5+ 41. Kg4 d3 42. a4 d2 43. Rd4 Ra3 44. Kxg5 Rxf3 45. Rxd2 Kxb7 46. Rd7+ Ka6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "45"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Cunha, Rodrigo Azalim"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1945"]
[BlackElo "1624"]
[Annotator "Chessbase"]
[PlyCount "67"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. d3 Nc6 6. O-O e5 7. Re1 ({RR} 7. a3 Be7 8. b4 O-O 9. b5 Nb8 10. c4 a6 11. Nc3 axb5 12. cxb5 h6 13. a4 Be6 14. Nd2 Nbd7 15. Nc4 Nb6 16. Bd2 d5 17. Nxe5 d4 18. Nb1 c4 19. dxc4 Nxe4 20. Bf3 Nc5 21. Bb4 Nxc4 {1-0 Aronian,L (2782)-Dubov,D (2714) Speed Chess Chess.com INT blitz 2021 (1.22)}) 7... Be7 8. Bf1 ({RR} 8. d4 exd4 9. cxd4 Nxe4 10. dxc5 Nxc5 11. Bf4 O-O 12. Bxd6 Bxd6 13. Qxd6 Ne4 14. Qf4 Re8 15. Bc4 Nf6 16. Nc3 Be6 17. Bxe6 Rxe6 18. Rxe6 fxe6 19. Re1 Qd7 20. Ne5 Qd4 21. Qxd4 Nxd4 22. Rd1 Nf5 {1-0 Mukhutdinov,T (2259)-Navara,D (2674) Titled Tue 30th Jul Early 2024 (10)}) 8... Bg4 $146 ({RR} 8... O-O 9. h3 Re8 10. d4 Bf8 11. d5 Ne7 12. c4 Ng6 13. Nc3 Be7 14. g3 h6 15. Bg2 a6 16. a3 b5 17. Be3 Qc7 18. Qc2 Rec8 19. Rec1 Rab8 20. Nd2 Qb7 21. Qd3 h5 22. Rab1 h4 23. b4 {0-1 Bacrot,E (2668)-Martinez Alcantara,J (2611) Titled Tue 7th Nov Early 2023 (4)}) 9. Nbd2 O-O 10. h3 Bh5 11. Qb3 Qc7 12. g4 Bg6 13. Nc4 h6 14. Ne3 Na5 15. Qa4 Rab8 16. Nh4 b5 17. Qd1 Qb7 18. Nhf5 Rfe8 19. Qf3 Bf8 20. Nxh6+ gxh6 21. Qxf6 Be7 22. Qf3 Kh7 23. Kh2 b4 24. Nd5 bxc3 25. bxc3 Bh4 26. Nf6+ Bxf6 27. Qxf6 Re6 28. Qh4 Qe7 29. Qxh6+ Kg8 30. Bg5 Qf8 31. Qxf8+ Kxf8 32. Rab1 Ree8 33. Bf6 Nc6 34. h4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "56"]
[White "Vaz, Osvaldo Jose"]
[Black "Dos Santos, Vinicius Goncalves Azevedo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1755"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 e6 6. Qc2 ({RR} 6. d5 exd5 7. exd5 Ne7 8. c4 g6 9. O-O Bg7 10. Nc3 O-O 11. h3 a6 12. a4 b6 13. Bd3 Nf5 14. Bf4 Nd4 15. Nxd4 cxd4 16. Ne2 Nh5 17. Bh2 f5 18. f4 Re8 19. Kh1 Ra7 20. Bg1 g5 {0-1 Emms,J (2400)-Tseitlin,M (2415) Tel Aviv BIKURI 1990}) ({RR} 6. d5 exd5 7. exd5 Ne5 8. O-O Nxf3+ 9. Bxf3 Be7 10. Nd2 O-O 11. Qb3 Re8 12. Nc4 Bf8 13. Bg5 h6 14. Bh4 g5 15. Bg3 h5 16. h3 g4 17. hxg4 hxg4 18. Bd1 Ne4 19. Bc2 Nxg3 20. fxg3 Qg5 {0-1 Kawulok,M (2172)-Kapusta,P (2115) CZE-chT1E 1718 2017 (5.2)}) 6... Be7 7. O-O O-O 8. Bg5 $146 ({RR} 8. Nbd2 Bd7 9. h3 cxd4 10. cxd4 Rc8 11. Qb3 Na5 12. Qd3 a6 13. Qb1 b5 14. Bd3 h6 15. e5 Nd5 16. Ne4 Nb4 17. Bd2 Nxd3 18. Qxd3 Nc4 19. Bc3 dxe5 20. Nxe5 Nxe5 21. dxe5 Bc6 22. Qxd8 Rfxd8 {½-½ Acunzo,D (1775)-Cartella,G (1868) Milan Crespi op-B 28th 2007 (5)}) 8... Bd7 9. Na3 a6 10. Nc4 Rc8 11. Rad1 cxd4 12. Nxd4 d5 13. Nxc6 Bxc6 14. exd5 Nxd5 15. Bxe7 Qxe7 16. Ne5 Nf4 17. Nxc6 Nxe2+ 18. Qxe2 Rxc6 19. Rd3 Rd8 20. Rfd1 Rcd6 21. g3 R8d7 22. Qe4 Rxd3 23. Rxd3 Rxd3 24. Qxd3 Qc7 25. Kg2 g6 26. h4 Qc6+ 27. Qf3 Qxf3+ 28. Kxf3 Kg7 29. a4 Kf8 30. Ke4 Ke7 31. b4 Kd6 32. c4 f5+ 33. Kd3 e5 34. f3 h6 35. a5 Kc6 36. Kc3 Kd6 37. Kd3 Kc6 38. Kc3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "3"]
[White "Ferreira, Marcone Fiuza"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1969"]
[BlackElo "2472"]
[Annotator "Chessbase"]
[PlyCount "98"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 a6 6. Bc4 e6 7. Qe2 ({RR} 7. d4 cxd4 8. Nxd4 Ne5 9. Bb3 Bd7 10. f4 Nc6 11. Be3 Nxd4 12. Bxd4 Bc6 13. Qe2 Be7 14. O-O-O Qa5 15. g4 O-O 16. g5 Nd7 17. h4 Nc5 18. Bxc5 dxc5 19. f5 b5 20. f6 Bd8 21. fxg7 Kxg7 {½-½ Nepomniachtchi,I (2770)-Firouzja,A (2744) SuperUnited CRO Rapid 2024 (1.1)}) ({RR} 7. O-O b6 8. d4 cxd4 9. Qxd4 Be7 10. Be3 O-O 11. h3 Bb7 12. Rfe1 Qc7 13. Bb3 Rac8 14. Rad1 Nc5 15. Bg5 Rfd8 16. Nd2 h6 17. Bh4 Qc6 18. Qe3 Rd7 19. Bc4 Nfxe4 20. Bxe7 Nxc3 {0-1 Leiva,G (2398)-Movahed,S (2463) Titled Tue 5th Mar Early 2024 (6)}) 7... Be7 8. O-O O-O 9. d3 $146 ({RR} 9. d4 cxd4 10. Nxd4 Qc7 11. Rd1 b6 12. f3 Bb7 13. Be3 Rfe8 14. Bb3 Rac8 15. Qf2 Nc5 16. Ba2 Ncd7 17. Rd2 Bf8 18. Rad1 Ne5 19. Nde2 Nfd7 20. h3 Nc5 21. Nd4 Ncd7 22. Qg3 Nc4 23. Bxc4 Qxc4 {1-0 Biryukov,D (2379)-Rjanova,V (2134) Saratov op 2010 (3)}) 9... b6 10. e5 dxe5 11. Nxe5 Nxe5 12. Qxe5 Bb7 13. Bg5 Nd7 14. Bxe7 Nxe5 15. Bxd8 Rfxd8 16. Bb3 Nc6 17. Ne2 Rac8 18. f4 g6 19. g4 Nb4 20. Nc3 Bd5 21. Bxd5 exd5 22. Rf2 Re8 23. Raf1 f5 24. gxf5 gxf5 25. Rg2+ Kf7 26. Rg5 Rg8 27. Rf2 d4 28. Nb1 Rxg5+ 29. fxg5 Kg6 30. h4 Re8 31. Na3 Nd5 32. Nc4 Re6 33. Nd2 Ne3 34. Re2 Kh5 35. c3 dxc3 36. bxc3 Kxh4 37. Rh2+ Kxg5 38. Rxh7 Nd5 39. Nf3+ Kf4 40. Kf2 Nf6 41. Rf7 Ng4+ 42. Kf1 Kxf3 43. Rxf5+ Kg3 44. Rg5 Re3 45. a5 bxa5 46. d4 cxd4 47. cxd4 a4 48. d5 a3 49. d6 a2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "28"]
[White "Mantelato, Davi Natali"]
[Black "De Oliveira, Yuri Garcia"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1768"]
[BlackElo "1964"]
[Annotator "Chessbase"]
[PlyCount "130"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bxd7+ Bxd7 6. c3 e5 ({RR} 6... Nf6 7. Re1 g6 8. d4 cxd4 9. cxd4 d5 10. exd5 Nxd5 11. Nc3 Bc6 12. Bg5 h6 13. Bh4 g5 14. Bg3 Bg7 15. Ne5 O-O 16. Nxc6 bxc6 17. Rc1 e6 18. Be5 Ne7 19. Ne4 Nf5 20. Rxc6 Qd5 21. Rc5 {0-1 Milliet,S (2388)-Edouard,R (2636) Cap d'Agde CCAS Gp-A rapid 2010 (6)}) 7. d4 Qc7 8. Nbd2 $146 ({RR} 8. dxe5 dxe5 9. Qd5 f6 10. Qd3 Ne7 11. Nbd2 g5 12. Nc4 Ng6 13. Rd1 Be7 14. Qxd7+ Qxd7 15. Rxd7 Kxd7 16. Nb6+ Kc6 17. Nxa8 Rxa8 18. Kf1 Rd8 19. Ke2 Nf8 20. Ne1 b5 21. f3 Ne6 22. Nc2 c4 {0-1 Ngieng,C (1563)-Nguyen,H (1891) ASEAN-ch U18 15th 2014 (8)}) ({RR} 8. Bg5 Be7 9. Bxe7 Nxe7 10. Nbd2 O-O 11. h3 Ng6 12. dxe5 dxe5 13. Re1 Be6 14. Qc2 f6 15. Nf1 c4 16. Ne3 Nf4 17. Red1 Rfd8 18. Nd2 Qc6 19. h4 Ng6 20. g3 Ne7 21. Nf3 Qc7 22. Rd2 Rxd2 {½-½ Walter,R (1981)-Willin,B (1910) 12th Int Senioren-Cup 2024 (4.45)}) ({RR} 8. dxe5 dxe5 9. Na3 Bc6 10. Nc4 f6 11. Qc2 b5 12. Ne3 Qb7 13. Nd2 g6 14. c4 Nh6 15. Nd5 Bxd5 16. cxd5 Nf7 17. a4 Be7 18. b3 O-O 19. Ba3 Rac8 20. Qd3 Rc7 21. axb5 axb5 22. Ra2 Rfc8 {½-½ Daemmig,M (2119)-Kolker,V (2116) Karl Mala Memorial op 12th 2009 (7)}) ({RR} 8. h3 Nf6 9. Re1 Be7 10. Bg5 O-O 11. Nbd2 Rfe8 12. dxe5 dxe5 13. Nc4 Bf8 14. Bxf6 gxf6 15. Ne3 Bc6 16. Nf5 Rad8 17. Qe2 Rd7 18. Rad1 Red8 19. Rxd7 Qxd7 20. N3h4 Qd2 21. Qg4+ Qg5 22. Nf3 Qxg4 {½-½ Puertolas Serena,A (1916)-Pes Mateo,A (2004) Aragon-chT 2008 (1)}) 8... cxd4 9. cxd4 Nf6 10. Re1 Be7 11. Nf1 O-O 12. Ne3 g6 13. dxe5 dxe5 14. Nd5 Nxd5 15. exd5 Bd6 16. b3 Bg4 17. Bb2 Rae8 18. h3 Bxf3 19. Qxf3 f6 20. Qe3 Qd7 21. Rac1 Rc8 22. Qb6 Rxc1 23. Rxc1 Bb8 24. Ba3 Rd8 25. Qe6+ Kg7 26. Qb6 Qxd5 27. Be7 Re8 28. Qxf6+ Kg8 29. Rc5 Qd7 30. Rc2 Rxe7 31. Qf3 e4 32. Qe2 Re8 33. Rd2 Qc7 34. g3 e3 35. Rd3 exf2+ 36. Qxf2 b5 37. Kh2 Rf8 38. Qg2 Qf7 39. Rd2 Qf5 40. Qg1 Qf3 41. Rg2 Be5 42. Qe1 Qf5 43. Re2 Bg7 44. Rg2 Qe5 45. Qc1 h6 46. Qc6 Qf6 47. Qc1 Kh7 48. Qg1 Qd4 49. Qe1 Qa1 50. Qe4 Rf1 51. Rc2 Qe1 52. Qg2 Rf6 53. a4 bxa4 54. bxa4 Rb6 55. Re2 Qb1 56. h4 Rb4 57. h5 Rxa4 58. hxg6+ Qxg6 59. Re1 Rb4 60. Kg1 Rb2 61. Qf3 Qc2 62. Kf1 a5 63. g4 a4 64. g5 Qc4+ 65. Re2 Qxe2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "17"]
[White "Serpa, Rafael Araujo"]
[Black "Peixoto, Helio Ricardo Soutinho"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2107"]
[BlackElo "1937"]
[Annotator "Chessbase"]
[PlyCount "68"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 e6 7. O-O Be7 8. d4 O-O 9. Rd1 b5 10. Bc2 Qc7 11. a4 ({RR} 11. b3 Bb7 12. Bb2 Rac8 13. Bd3 c4 14. Bc2 e5 15. d5 Rfe8 16. Nbd2 Nb6 17. Nf1 cxb3 18. axb3 h6 19. Ng3 g6 20. h4 Qd7 21. Nh2 h5 22. Rd3 Ng4 23. Nxg4 Qxg4 24. Qxg4 hxg4 25. h5 Kg7 {1-0 Grot,B (2046)-Solovjov,A (2237) Titled Tue 9th Apr Early 2024 (5)}) 11... Bb7 12. Bg5 e5 $146 ({RR} 12... h6 13. Bh4 e5 14. dxe5 Nxe5 15. Nxe5 dxe5 16. Na3 c4 17. axb5 axb5 18. Bxf6 Bxf6 19. Nxb5 Qc5 20. Rxa8 Rxa8 21. Nd6 Ba6 22. Nf5 Rb8 23. Bb1 Qb6 24. Qf3 Qxb2 25. h4 Rd8 26. Rf1 Qd2 27. g3 {1-0 Saravana,K (2312)-Vishnu,P (2476) FIDE World Cup AICF Qual rapid 2021 (2)}) ({RR} 12... h6 13. Bh4 Bc6 14. Nbd2 Rfe8 15. axb5 axb5 16. b4 c4 17. Qe1 Qb7 18. e5 dxe5 19. dxe5 Nd5 20. Bxe7 Nxe7 21. Ne4 Rxa1 22. Rxa1 Ra8 23. Nd6 Rxa1 24. Qxa1 Qb8 25. Qe1 Bxf3 26. gxf3 Nd5 27. Qe4 {0-1 Nilsson,E (2053)-Zude,E (2385) Helsingor Xtracon op 2019 (4)}) ({RR} 12... bxa4 13. Rxa4 Rfe8 14. Bd3 cxd4 15. cxd4 e5 16. Rc4 Qb8 17. dxe5 dxe5 18. Rdc1 a5 19. R4c2 Nf8 20. Na3 Ne6 21. Nb5 Ba6 22. Nc3 Bb7 23. Nb5 Ba6 24. Nc3 Bb7 25. Nb5 Ba6 {½-½ Wijekoon,C (1943)-Thilakarathne,G (2186) SRI-ch Colombo 2018 (10)}) 13. dxe5 dxe5 14. axb5 axb5 15. Rxa8 Rxa8 16. Na3 Ba6 17. Nxb5 Bxb5 18. Qxb5 Nf8 19. Bb3 Rb8 20. Qc4 Ne6 21. Bxf6 Bxf6 22. Qa4 c4 23. Bxc4 Nc5 24. Qc2 Qb7 25. b4 Qxe4 26. Qa2 Ra8 27. Bxf7+ Kf8 28. Qd5 Rd8 29. Qxc5+ Kxf7 30. Re1 Qf4 31. Qc7+ Kg6 32. h3 Re8 33. Qc6 Re7 34. g3 Qf5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "29"]
[White "De Souza, Felipe Guimaraes"]
[Black "Mattos, Bernardo Cunha"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2038"]
[BlackElo "1719"]
[Annotator "Chessbase"]
[PlyCount "77"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. Re1 Nf6 7. c3 e6 8. d4 d5 9. e5 Ne4 10. Nbd2 ({RR} 10. a3 Be7 11. Nbd2 Nxd2 12. Bxd2 O-O 13. h4 cxd4 14. cxd4 Rac8 15. Rc1 a6 16. Rc3 Na7 17. Rd3 Rc4 18. Ng5 h6 19. Nh3 Bxh4 20. Qg4 Qe7 21. Bxh6 f5 22. exf6 Rxf6 23. Qxh4 gxh6 24. Rg3+ Kf8 {1-0 Antunez,S (2200)-Tsatsalashvili,K (2315) Titled Tue 5th Mar Early 2024 (8)}) 10... Nxd2 11. Bxd2 c4 ({RR} 11... Rc8 12. Be3 cxd4 13. Bxd4 Nxd4 14. Nxd4 Bc5 15. Qg4 O-O 16. Rad1 b5 17. Re3 Rfd8 18. h4 a5 19. a3 Bf8 20. Rdd3 b4 21. axb4 axb4 22. h5 bxc3 23. bxc3 h6 24. Rg3 Ra8 25. Qf4 Qb7 26. Kh2 {1-0 Libiszewski,F (2515)-Kuzubov,Y (2640) Al Ain op 4th 2015 (5)}) 12. h3 $146 ({RR} 12. b3 Na5 13. b4 Nc6 14. a4 Ne7 15. a5 Ng6 16. h4 h5 17. Bg5 Be7 18. Bxe7 Qxe7 19. Qa4+ Qd7 20. g3 Qxa4 21. Rxa4 Kd7 22. Ng5 Rhf8 23. Ra2 Rae8 24. Kg2 f6 25. Nf3 Ne7 26. Rae2 Nf5 {½-½ Zelic,Z (2395)-Velimirovic,D (2525) YUG-chT Cetinje 1990 (3)}) ({RR} 12. b3 b5 13. a4 Na5 14. bxc4 bxc4 15. Bf4 Be7 16. Ng5 h6 17. Qh5 O-O 18. Nh3 Rfb8 19. Re3 Qxa4 20. Ree1 Qb5 21. Kh1 Nb3 22. Rad1 Qe8 23. Qg4 Kh7 24. Re3 Qf8 25. Ng1 g5 26. Bg3 Qg7 {0-1 Dogan,S (1810)-Wang,J (1822) Wch U18 Girls 2017 (9)}) 12... Be7 13. Nh2 O-O 14. Qg4 Rfb8 15. Re3 Bf8 16. Nf1 Ne7 17. Ng3 Nf5 18. Rf3 g6 19. Nh5 Bg7 20. Nf6+ Bxf6 21. exf6 Qb5 22. Bc1 Qa4 23. Bf4 Rd8 24. Re1 Kh8 25. a3 Qc2 26. Bc1 b5 27. Qf4 Rac8 28. g4 Nh4 29. Rg3 g5 30. Qxg5 Ng6 31. h4 Rg8 32. h5 Nf8 33. Qh4 Nd7 34. Bh6 Qxb2 35. Bg7+ Rxg7 36. fxg7+ Kxg7 37. h6+ Kh8 38. Qe7 Qd2 39. Ree3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "24"]
[White "Silveira, Rogerio Zanon Da"]
[Black "Spina, Deris Eduardo"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1999"]
[BlackElo "1823"]
[Annotator "Chessbase"]
[PlyCount "103"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Re1 Qc7 7. c3 b5 $146 ({RR} 7... g6 8. d4 Bg7 9. Qe2 e5 10. dxe5 dxe5 11. Bg5 O-O 12. Nbd2 Rfe8 13. a4 a6 14. a5 h6 15. Bxf6 Nxf6 16. Nc4 Nd7 17. Qc2 Rad8 18. Qa4 Nf8 19. Ne3 Qd7 20. Qxd7 Rxd7 21. Nc4 f6 22. Ra3 {1-0 Barczay,L-Hernandez,G Olympiad-17 Preliminaries F 1966 (3)}) ({RR} 7... Rc8 8. d3 e6 9. Bf4 Be7 10. Nbd2 O-O 11. h3 Rfd8 12. a4 Qc6 13. Qe2 Qa6 14. Nc4 d5 15. exd5 Nxd5 16. Bg5 f6 17. Bd2 Nf8 18. Nh4 Rd7 19. Nf3 Rcd8 20. Red1 Ng6 21. g3 Nf8 22. h4 {0-1 Anton Guijarro,D (2642)-Korobov,A (2698) Wch Rapid St Petersburg 2018 (7)}) ({RR} 7... e5 8. d4 cxd4 9. cxd4 Be7 10. Nc3 O-O 11. Bg5 Nb6 12. Rc1 Qd7 13. dxe5 dxe5 14. Nxe5 Qe6 15. Nf3 h6 16. Bh4 Rfd8 17. Qe2 Nc4 18. e5 Nxe5 19. Qxe5 Qxe5 20. Nxe5 g5 21. Bg3 Bb4 22. Red1 {1-0 Estrada Nieto,J (2212)-Park,S (1749) Titled Tue 17th Oct Early 2023 (1)}) ({RR} 7... Rc8 8. d3 a6 9. Nbd2 e6 10. Nf1 Be7 11. Bf4 O-O 12. h3 Rfd8 13. Re2 e5 14. Bg3 Bf8 15. Ne3 g6 16. Bh4 Re8 17. g4 Bg7 18. Nh2 h6 19. Qd2 Qc6 20. Bxf6 Nxf6 21. h4 b5 22. f3 {1-0 Koskinen,H-Arita,K Olympiad-19 Preliminaries C 1970 (4)}) ({RR} 7... g6 8. d4 Bg7 9. e5 dxe5 10. dxe5 Ng4 11. e6 Nde5 12. Nxe5 Nxe5 13. f4 Nc6 14. exf7+ Kf8 15. Be3 b6 16. Nd2 e5 17. fxe5 Bxe5 18. Nf3 Bd6 19. Bh6+ Kxf7 20. Qd5+ {1-0 Jackson,S (2090)-Foster,F Olympiad Women-08 Preliminaries 1 1978 (1)}) 8. d4 e5 9. Bg5 Be7 10. Nbd2 h6 11. Bh4 Nb6 12. Rc1 c4 13. Qe2 Nfd7 14. Bxe7 Kxe7 15. Nf1 Nf8 16. Ne3 Ne6 17. g3 Kf8 18. Nd5 Qb8 19. Qe3 g6 20. Nh4 Nc7 21. dxe5 dxe5 22. Qc5+ Kg7 23. Qxc7 Na4 24. Qxb8 Raxb8 25. Re2 Nc5 26. Nf3 f6 27. Ne1 a5 28. a3 Rhd8 29. f3 Rd7 30. Kf2 Rbd8 31. Ke3 f5 32. Rcc2 g5 33. Kf2 g4 34. Ne3 fxe4 35. Nf5+ Kg6 36. Nh4+ Kg5 37. fxe4 Rd1 38. Nhg2 Nd3+ 39. Ke3 Rf8 40. Rcd2 Rb1 41. Rxd3 cxd3 42. Nxd3 Rf3+ 43. Kd2 Kf6 44. Ne3 h5 45. Nd5+ Ke6 46. Nc7+ Kf6 47. Nxb5 Rbf1 48. Nc7 a4 49. Nd5+ Kg5 50. Kc2 Ra1 51. Ne3 Rh1 52. Nxe5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "33"]
[White "Jeremias, Bianca Albano"]
[Black "Martins, Gustavo Faria"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "1938"]
[BlackElo "1701"]
[Annotator "Chessbase"]
[PlyCount "91"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. Be2 e5 ({RR} 5... Nc6 6. Qe3 g6 7. O-O Bg7 8. h3 O-O 9. c4 b6 10. Rd1 Nd7 11. Nc3 Bb7 12. b3 Nb4 13. Qd2 Nc5 14. Ba3 a5 15. Nd4 Bxd4 16. Qxd4 Nc2 17. Qd2 Nxa3 18. f3 e6 19. Qb2 Qf6 20. Rac1 {0-1 Anand,V (2764)-Vachier Lagrave,M (2775) Paris GCT blitz 2019 (7)}) 6. Qe3 a6 $146 ({RR} 6... Nc6 7. O-O Be6 8. h3 Qc7 9. c4 a6 10. Nc3 Be7 11. b3 O-O 12. Bb2 Nd7 13. Rfd1 f5 14. exf5 Bxf5 15. Nd5 Qd8 16. Ba3 Nc5 17. Bxc5 dxc5 18. Nf6+ Bxf6 19. Rxd8 Raxd8 20. Qxc5 e4 21. Qxf5 {½-½ Dauletova,G (2257)-Nguyen,H (1957) Speed Chess (Women) Q7 blitz 2021 (16)}) ({RR} 6... h6 7. O-O Be7 8. Rd1 Qc7 9. Nc3 O-O 10. h3 Be6 11. a4 a6 12. Bd2 Nbd7 13. Be1 Nb6 14. b3 Rac8 15. a5 Nbd7 16. Nd5 Bxd5 17. exd5 Qxc2 18. Bc4 Nc5 19. Nd4 exd4 20. Qxe7 Nxb3 21. Bxb3 {0-1 Victor,J (2298)-Vingris,M (2142) Titled Tue 14th May Early 2024 (8)}) 7. c4 Be6 8. Nc3 Nbd7 9. O-O Be7 10. Rd1 O-O 11. h3 h6 12. b3 Qc7 13. Ba3 Rfc8 14. Rac1 Qb6 15. Qxb6 Nxb6 16. Bxd6 Bxd6 17. Rxd6 Nbd7 18. Nh2 Rab8 19. Rdd1 Rd8 20. Nf1 Rbc8 21. Ne3 Nc5 22. f3 Rxd1+ 23. Rxd1 Bd7 24. Ncd5 Kf8 25. Nxf6 gxf6 26. Nd5 Rc6 27. b4 Ne6 28. Nxf6 Bc8 29. Nd5 Nd4 30. Bd3 f5 31. exf5 Bxf5 32. Bxf5 Nxf5 33. c5 Kf7 34. Nb6 Nd4 35. Nc4 Kf6 36. Kf2 Nc2 37. Rg1 Nd4 38. a4 b5 39. axb5 axb5 40. Nd6 Ke6 41. Nb7 Rc7 42. Na5 Nc6 43. Nxc6 Rxc6 44. Rd1 h5 45. g4 hxg4 46. fxg4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "31"]
[White "Pontes, Luiz Felizola Lima"]
[Black "Andrade, Roberto Luiz Costa"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1777"]
[BlackElo "1945"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 a6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 d6 7. Be2 e6 8. O-O Be7 9. Be3 O-O 10. Qd2 Bd7 11. Rac1 Rc8 12. Rfd1 Ne5 ({RR} 12... Qc7 13. f3 Qb8 14. a4 Ne5 15. b3 Ng6 16. a5 Bd8 17. Na4 Bxa4 18. bxa4 Bc7 19. Bd3 Ne5 20. Bf1 Nfd7 21. h3 Nc5 22. Qb4 Qa8 23. Nb3 Nc6 24. Qa3 Nxb3 25. Qxb3 Nxa5 26. Qb2 Nc6 27. f4 {1-0 De Paula,L (1862)-Brujin,H (1479) Sampa Chess Open 2024 (4.29)}) 13. b3 Qc7 14. f3 Rfe8 $146 ({RR} 14... Rfd8 15. Bf1 Qb8 16. h3 Nc6 17. Qf2 Nxd4 18. Bxd4 Bc6 19. Ba7 Qa8 20. Bb6 Re8 21. b4 Nd7 22. Bd4 Nf6 23. Kh1 Red8 24. Bb6 Rf8 25. a4 Nh5 26. a5 f5 27. b5 Be8 28. exf5 axb5 29. cxb5 {1-0 Bar,R (2145)-Azadmanesh,M EU-ch U14 Rimavska Sobota 1996 (8)}) ({RR} 14... Qb8 15. Kh1 Rfd8 16. Bf1 h5 17. Qf2 Ng6 18. Nde2 b5 19. Nf4 Nxf4 20. Bxf4 b4 21. Ne2 e5 22. Be3 Be6 23. Rd2 Rc6 24. Rcd1 g6 25. g3 a5 26. Bg2 Ra6 27. h3 a4 28. Nc1 axb3 29. axb3 {0-1 Atlic,M (1960)-Sutkovic,D (2304) BIH-ch Lukavac 2016 (1)}) ({RR} 14... Rfd8 15. Bf1 Qb8 16. Kh1 Be8 17. Bg1 Nc6 18. Nc2 Bf8 19. Bb6 Rd7 20. Ne3 Be7 21. Qf2 Bd8 22. Na4 Ne7 23. Rd2 d5 24. exd5 exd5 25. Rcd1 dxc4 26. Nxc4 Ned5 27. Bxd8 Rcxd8 28. Nc5 Re7 29. Ne4 {½-½ Kalevic,S (2219)-Dimitrijevic,A (2219) Belgrade (Women) 34th 2001 (8)}) 15. Kh1 Kh8 16. Bg1 Ng6 17. b4 d5 18. c5 dxe4 19. Nxe4 Nxe4 20. fxe4 Ba4 21. Nb3 Red8 22. Qe3 Qe5 23. Rxd8+ Rxd8 24. Rd1 Bc6 25. Rxd8+ Bxd8 26. Qd4 Qxd4 27. Bxd4 Bxe4 28. a4 Nh4 29. Bf1 Bc2 30. Bc4 Be4 31. Bf1 Nf5 32. Bf2 Bg5 33. b5 axb5 34. axb5 Ne3 35. Nd2 Bd5 36. Nf3 Bf4 37. Bd3 g5 38. Bg3 Bxg3 39. hxg3 g4 40. Ne5 Nxg2 41. Kg1 Ne1 42. Be2 Nc2 43. c6 bxc6 44. bxc6 Nd4 45. c7 Bb7 46. Bxg4 Kg7 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "20"]
[White "Pontes, Luiz Felizola Lima"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "1777"]
[BlackElo "2119"]
[Annotator "Chessbase"]
[PlyCount "80"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 Be6 7. c4 a5 8. Nc3 Be7 9. Be3 O-O 10. Be2 a4 11. Nd2 Qa5 12. Nd5 Bxd5 13. cxd5 Nbd7 14. O-O b5 15. Rc1 Rfc8 $146 ({RR} 15... Nc5 16. Nb1 Nfd7 17. Na3 Rab8 18. Qd2 b4 19. Nc4 Qa8 20. g4 Rfc8 21. Rfd1 Bf8 22. h4 Nb6 23. Nxb6 Rxb6 24. g5 Qb7 25. h5 Rd8 26. Kf2 Qd7 27. Rg1 g6 28. Rg3 Rb7 29. Rh1 Rc8 30. Rgh3 {1-0 Vergara Jofre,F (2339)-Harshad,S (2125) Barcelona Sants op 21st 2019 (2)}) 16. Nb1 Nc5 17. Na3 Rab8 18. Qd2 b4 19. Nc4 Qd8 20. Qe1 Nfd7 21. Bd2 Na6 22. Kh1 Ndc5 23. Ne3 g6 24. Bxa6 Nxa6 25. Rxc8 Qxc8 26. Qc1 Nc5 27. Qc4 Qb7 28. Rc1 Qb5 29. Ng4 h5 30. Nf2 Bd8 31. Be3 Qa5 32. Bxc5 dxc5 33. Nd3 Bg5 34. Rd1 b3 35. a3 Rc8 36. Nxe5 Bf6 37. Nc6 Qc7 38. Qxa4 Bxb2 39. Qxb3 Bd4 40. Qa4 Kg7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "31"]
[White "Baeta, Marcio Netto"]
[Black "Cunha, Rodrigo Azalim"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "1919"]
[BlackElo "1624"]
[Annotator "Chessbase"]
[PlyCount "33"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 g6 7. Nxc6 bxc6 8. e5 Ng4 9. e6 f5 10. Qd4 ({RR} 10. h3 Nf6 11. Bb3 Bg7 12. g4 Qa5 13. Qf3 O-O 14. Kf1 d5 15. Bd2 Qa6+ 16. Kg1 Ne4 17. Be1 Bxe6 18. gxf5 Rxf5 19. Qe2 Qxe2 20. Nxe2 Raf8 21. c3 Nxf2 22. Bxf2 Rxf2 23. Re1 Bd7 24. Rh2 R2f7 {0-1 Ivanovic,B (2445)-Tosic,M (2481) SCG-chT Budva 2004 (10.2)}) 10... Nf6 11. O-O ({RR} 11. Bg5 Bg7 12. Bb3 O-O 13. Qa4 Qc7 14. O-O d5 15. Rfe1 Ne4 16. Nxe4 fxe4 17. Qa3 Bxe6 18. Qxe7 Qxe7 19. Bxe7 Rf7 20. Ba3 Re8 21. c3 Rd7 22. Rad1 Bf7 23. Ba4 Rc7 24. Bc5 Bf8 25. Bxf8 Kxf8 {1-0 Staniczek,K (1890)-Becker,K (1741) Ustron Open A 2024 (1.21)}) 11... d5 $146 ({RR} 11... Bg7 12. Re1 O-O 13. Qh4 Rb8 14. Bb3 a5 15. a3 c5 16. Bg5 Bb7 17. Rad1 Qc7 18. Re3 Bc6 19. Rh3 h5 20. Rg3 Kh7 21. Bf4 a4 22. Bxa4 Rxb2 23. h3 Ng8 24. Bxc6 Qxc6 25. Nd5 Bf6 26. Bg5 {0-1 Mohd,S (2255)-Askali,N (2320) Pools schev Singapore 1997 (7)}) ({RR} 11... Bg7 12. Re1 O-O 13. Qh4 d5 14. Bb3 Ne4 15. Bh6 Bxh6 16. Qxh6 Rf6 17. Rad1 Qb6 18. Re3 Bxe6 19. Na4 Qa5 20. Rh3 Rf7 21. Qf4 Rd8 22. Re3 Rd6 23. c3 Nc5 24. Rde1 Rf6 25. Nxc5 Qxc5 26. h4 {½-½ Mestek,I (2158)-Novkovic,S (2058) SLO-chT1 West 2013 (6)}) ({RR} 11... Bg7 12. Re1 O-O 13. Qd3 Bb7 14. Bf4 d5 15. Ba6 Bxa6 16. Qxa6 Qb6 17. Qxb6 axb6 18. Be5 Ne4 19. Bxg7 Kxg7 20. f3 Nxc3 21. bxc3 Ra3 22. Re3 Rfa8 23. Rb1 b5 24. f4 Rxa2 25. Rb3 Rxc2 26. h3 {0-1 Feng,R (1679)-Singireddy,S (1530) Windsor NAYCC U14 2016 (4.72)}) 12. Nxd5 Bg7 13. Nxf6+ Bxf6 14. Qxd8+ Kxd8 15. Rd1+ Kc7 16. Bf4+ Kb6 17. Rd3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.4"]
[White "Casalaspro, Mathias Andre"]
[Black "Quintiliano, Renato R."]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "2199"]
[BlackElo "2499"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "52"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,52,25,6,51,51,86,86,72,49,49,38,44,55,40,21,5,13,5,5,2,-4,7,10,0,-18,-8,-15,-32,-12,-56,-105,-81,-104,-126,-184,-210,-198,-150,-136,-136,-153,-232,-261,-391,-510,-391,-421,-512,-502,-494,-1757,-2066,-2150,-2179]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Bxf6 gxf6 8. Bb5 ({Relevant:} 8. Nf5 Qa5 9. Bb5 O-O-O 10. O-O Kb8 11. a4 e6 12. Ne3 h5 13. Nc4 Qc7 14. Bxc6 bxc6 15. b4 d5 16. Ne3 Bc8 17. exd5 exd5 18. Ne2 Bd6 19. b5 Bxh2+ 20. Kh1 Be5 21. Rb1 Ka8 22. bxc6 d4 23. Nc4 Qxc6 24. Qd3 Ba6 25. Rb5 Bxb5 26. axb5 Qxb5 27. f4 Bc7 28. Ra1 Rhg8 29. Ng3 Qb7 30. Rg1 h4 31. Nf5 h3 32. Qxh3 Rh8 33. Nh4 Bxf4 34. Re1 Rdg8 35. Kg1 Rxh4 {0-1 Sychev,K (2542)-Karthikeyan,M (2610) Chessable Masters Play In rapid 2024 (2)}) 8... Qb6 ({RR} 8... Rg8 9. g3 Rc8 10. Bxc6 bxc6 11. Qd2 Qa5 12. O-O-O Rb8 13. Kb1 Qb4 14. b3 f5 15. exf5 Bg7 16. Rhe1 c5 17. Rxe7+ Kxe7 18. Nc6+ Bxc6 19. Qxd6+ Ke8 20. Qxc6+ Ke7 21. Qd6+ {1-0 Niemann,H (2676)-Bernadskiy,V (2573) Titled Tue 19th Mar Early 2024 (8)}) ({RR} 8... e6 9. Bxc6 bxc6 10. Qd2 h5 11. f4 Bh6 12. g3 Rb8 13. Nb3 Qc7 14. O-O-O Ke7 15. Rhe1 a5 16. Kb1 Rhd8 17. Nxa5 c5 18. Nc4 Be8 19. Ne3 Kf8 20. Qe2 Rb4 21. Qxh5 Bg7 22. Ncd5 exd5 23. Nxd5 {0-1 Niemann,H (2675)-Korchmar,V (2438) Titled Tue 27th Feb Late 2024 (7)}) 9. Nb3 a6 $146 {[#]} ({RR} 9... e6 10. Qd2 a6 11. Be2 Rc8 12. Rf1 Qc7 13. Bh5 Ne5 14. O-O-O b5 15. f4 Nc4 16. Qd3 Be7 17. f5 b4 18. Ne2 Ne3 19. Ned4 Nxf1 20. fxe6 Bb5 21. Nxb5 Qxc2+ 22. Qxc2 Rxc2+ 23. Kxc2 Ne3+ 24. Kd2 {1-0 Soumya,S (2267)-Ahmad,K (2285) Titled Tue 7th Nov Early 2023 (4)}) 10. Bxc6 $146 ({Predecessor:} 10. Nd5 Qd8 11. Bxc6 bxc6 12. Ne3 Qb8 13. O-O Rg8 14. c4 a5 15. Rb1 Qa7 16. Re1 Rb8 17. Nd4 e6 18. b3 Qc5 19. g3 Qb6 20. Ne2 Qc5 21. Nf4 Qe5 22. Qf3 Be7 23. Kg2 Qg5 24. h4 Qh6 25. Rbd1 a4 26. c5 e5 27. Nh5 dxc5 28. bxa4 Qg6 29. Nf5 Be6 30. Rb1 Rb4 31. a3 Rd4 32. a5 Bd8 33. Rb8 Rf8 34. a6 Rg8 35. a7 Ra4 36. Rd1 Bd5 37. exd5 {1-0 Hermansen,R (1588)-Proskurnov,S (1784) RUS-SWE email 2011 [50]}) 10... bxc6 11. O-O Bg7 12. Qh5 a5 13. Rab1 $6 {Inaccuracy. a4 was best.} (13. a4 Be6 14. Ne2 Bxb3 15. cxb3 f5 16. exf5 Qxb3 17. Ng3 Rb8 18. Rae1 Qxb2) 13... a4 14. Nd2 a3 15. Qf3 $6 {Inaccuracy. Nd1 was best.} (15. Nd1) 15... axb2 16. Qg3 $6 {Inaccuracy. Nc4 was best.} (16. Nc4 Qd4 17. Nxb2 f5 18. Nbd1 Qe5 19. exf5 Qxf5 20. Qe3 Qxc2 21. Rb7 Be6) 16... O-O 17. Nb3 $6 {Inaccuracy. Nc4 was best.} (17. Nc4 Qc5 18. Nxb2 Rfb8 19. Rfc1 Kf8 20. h3 f5 21. Nba4 Qa5 22. exf5 Bxf5) 17... f5 18. exf5 Bxf5 19. Rfe1 Qb4 20. Re3 d5 21. Rxb2 d4 22. Qh4 Qb6 23. Rg3 dxc3 24. Rxg7+ Kxg7 25. Nd4 $2 {Mistake. Qg3+ was best.} (25. Qg3+ Kh8 26. Qxc3+ f6 27. Nd4 Qd8 28. Rb1 Bd7 29. Nf3 Rg8 30. h4 Qa5) 25... cxb2 26. Nxf5+ Kh8 {[PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "10"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Laba, Otavio De Souza"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2088"]
[BlackElo "1918"]
[Annotator "Chessbase"]
[PlyCount "57"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Nb3 d6 8. Be2 O-O 9. f4 a5 10. a4 Nb4 11. Bf3 Be6 ({RR} 11... Ng4 12. Bg1 h5 13. h3 Nf6 14. Be3 Be6 15. Nd4 Bc4 16. b3 Ba6 17. Ncb5 Rc8 18. c3 Nc6 19. Kf2 e5 20. Nxc6 Rxc6 21. c4 exf4 22. Bxf4 Ne8 23. Ra2 Qf6 24. Qd2 Qe7 25. Re1 Be5 26. Nc3 {1-0 Cubas,J (2438)-Barbosa,O (2435) Dos Hermanas Internet qual-B 10th blitz 2009 (3)}) ({RR} 11... e6 12. Nb5 d5 13. e5 Nd7 14. c3 Nc6 15. O-O f6 16. exf6 Bxf6 17. Qe2 Nb6 18. Kh1 Nc4 19. Bc5 Be7 20. Bxe7 Qxe7 21. g3 Re8 22. Rfe1 Qd8 23. Rad1 Kf8 24. Qf2 b6 25. Nc1 Rb8 26. Nd3 {1-0 Avdic,M (2016)-Mrndjic,M (2234) BIH-chT 20th 2022 (8.1)}) 12. O-O Nd7 13. Nd4 $146 ({RR} 13. Rf2 Nb6 14. f5 Nc4 15. Bd4 {½-½ Lehmann,C-Chis,E Halle (Women) 09th 1975}) ({RR} 13. Rf2 Nb6 14. Bd4 Nxc2 15. Bxg7 Nxa1 16. Bxf8 Nxb3 17. Bh6 f6 18. Bg4 Bf7 19. f5 Nc5 20. h4 Nc4 21. Bf4 Ne5 22. fxg6 hxg6 23. Bxe5 dxe5 24. Rd2 Qb6 25. Kh2 Bb3 26. Qe2 Kg7 27. Qb5 Qxb5 {0-1 Klementev,O (2136)-Tiba,V (2008) UKR-ch Alushta 2010 (5)}) 13... Bc4 14. Rf2 Nb6 15. b3 e5 16. fxe5 dxe5 17. Ndb5 Bxb5 18. Qxd8 Rfxd8 19. Bxb6 Rdc8 20. Nxb5 Rc6 21. c3 Rxb6 22. cxb4 axb4 23. Rd1 Bh6 24. Rc2 Be3+ 25. Kf1 Raa6 26. Ke2 Bg5 27. Rd5 Rc6 28. Rdc5 Be7 29. R5c4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "12"]
[White "Laba, Otavio De Souza"]
[Black "Rangel, Daniel"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "1918"]
[BlackElo "2198"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 O-O 8. O-O d6 9. h3 Bd7 10. Qd2 Rc8 11. Bb3 Re8 12. f4 ({RR} 12. Nf3 a6 13. Bh6 Qa5 14. Bxg7 Kxg7 15. Rfe1 Red8 16. Qf4 Ne5 17. Nd5 Nxf3+ 18. Qxf3 Nxd5 19. exd5 Re8 20. Re4 Bf5 21. Re2 Rc7 22. Rae1 Bxc2 23. Bxc2 Rxc2 24. Rxc2 Qxe1+ 25. Kh2 b5 26. g3 Qe5 {½-½ Fedorov,A (2567)-Pasiev,R (2406) Chigorin Memorial 24th 2016 (6)}) ({RR} 12. Bh6 Bh8 13. Nf3 Na5 14. e5 dxe5 15. Nxe5 Nxb3 16. axb3 a6 17. Rfd1 Be6 18. Qe3 Qc7 19. Bf4 Qc5 20. Qd2 Nh5 21. Nf3 Bxc3 22. bxc3 Nxf4 23. Qxf4 Qxc3 24. Qe4 Qxc2 25. Qxb7 Qxb3 26. Qxa6 Bxh3 {0-1 Jancik,V (1246)-Kroulik,S (1251) CZE-chT U12 Jihlava 2022 (3.4)}) 12... Qa5 13. Nf3 Red8 14. f5 $146 ({RR} 14. Qf2 Be8 15. Rad1 b6 16. Qh4 Qh5 17. Qf2 h6 18. Nd2 Na5 19. Bd5 e6 20. Bb3 Nxb3 21. axb3 Bc6 22. Ra1 Rc7 23. Bd4 e5 24. Be3 exf4 25. Bxf4 Re7 26. Rfe1 g5 27. Bg3 Qg6 28. e5 dxe5 {0-1 Volpinari,D (2032)-Hoffman,A (2461) Seville op 31st 2006 (2)}) 14... Be8 15. Bh6 Ne5 16. Bxg7 Kxg7 17. Qf4 Qc5+ 18. Kh1 Nh5 19. Qh4 Nxf3 20. Rxf3 Nf6 21. Nd5 Nxd5 22. Bxd5 f6 23. fxg6 hxg6 24. Raf1 g5 25. Rg3 Bc6 26. Qf4 Qb4 27. c4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "52"]
[White "Serrao, Carlos Frederico Pacheco"]
[Black "De Oliveira, Tobias Luiz Carvalho"]
[Result "1/2-1/2"]
[ECO "B73"]
[WhiteElo "1509"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "31"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O d6 9. Qd2 Bd7 10. f3 a6 11. Rfd1 ({RR} 11. Nb3 Rc8 12. f4 Na5 13. Bd4 Nc4 14. Bxc4 Rxc4 15. Rae1 Bc6 16. h3 b5 17. Qd3 Ba8 18. a3 Qc7 19. Qe3 Rc8 20. Re2 e5 21. Bb6 Qb8 22. Nd2 R4c6 23. Ba5 Bh6 24. g3 Re8 25. Qd3 exf4 {0-1 Costa,F (2213)-Stamenkovic,D (2334) Vitoria Espirito Sancto 1st 2006 (7)}) 11... b5 ({RR} 11... Rc8 12. Bf1 Ne5 13. b3 Qc7 14. Nce2 b5 15. Rac1 Rfd8 16. Nf4 Nc6 17. Nxc6 Bxc6 18. c4 Qb7 19. cxb5 Bxb5 20. Rxc8 Rxc8 21. Rc1 Bxf1 22. Rxc8+ Qxc8 23. Kxf1 Nd7 24. Nd5 Qd8 25. Qc2 Ne5 26. Qc7 {1-0 Gempe,A (1968)-Orlova,L (2014) BL2 Ost 1819 (Women) 2018 (6.4)}) 12. Nxc6 $146 ({RR} 12. a3 Rc8 13. Rac1 Ne5 14. Nb3 Nc4 15. Bxc4 Rxc4 16. Ne2 Qb8 17. c3 Rfc8 18. Nf4 Qc7 19. Qc2 Rb8 20. Nd3 a5 21. Nd2 Rc6 22. Qb1 Be8 23. Rc2 Rc8 24. Rdc1 d5 25. e5 Nd7 26. f4 f6 {0-1 Dzurjaninova,H (1529)-Gazikova,V (1917) SVK-ch U14 Girls 2012 (2)}) 12... Bxc6 13. a3 Rb8 14. Bh6 Qc7 15. Bxg7 Kxg7 16. Rac1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "50"]
[White "Videira, Matheus Martins"]
[Black "Araujo, Barbara Ribeiro"]
[Result "1/2-1/2"]
[ECO "B73"]
[WhiteElo "1830"]
[BlackElo "1781"]
[Annotator "Chessbase"]
[PlyCount "108"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nc3 g6 3. Nf3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Be2 O-O 8. O-O d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Nxd5 Qxd5 ({RR} 11... cxd5 12. c3 e5 13. Bb5 Bb7 14. Bc5 Qc7 15. Bxf8 Bxf8 {½-½ Maras,A (2079)-Saric,A (2539) Split op 8th 2018 (2)}) ({RR} 11... cxd5 12. c3 a5 13. Qd2 Rb8 14. Rad1 Be6 15. Bc5 Qd7 16. b4 Rfc8 17. Bf3 Qa4 18. Bxd5 axb4 19. Bxe6 bxc3 20. Qd5 fxe6 21. Qxe6+ Kh8 22. Be3 c2 23. Rc1 Bf6 24. h3 Qc4 25. Qd7 Qxa2 26. Qg4 {0-1 Caku,K (1796)-Roberson,P (2426) Titled Tue 16th Apr Early 2024 (1)}) 12. Qxd5 cxd5 13. Rad1 $146 ({RR} 13. c3 Rb8 14. Rab1 Bf5 15. Rbc1 Rxb2 16. Bf3 e6 17. Bxa7 Rxa2 18. Bd4 Rc8 19. Ra1 Rxa1 20. Rxa1 e5 21. Be3 e4 22. Be2 Bxc3 23. Rc1 d4 24. Bh6 d3 25. Bd1 e3 26. Bxe3 d2 27. Rxc3 Rxc3 {0-1 Zhao,D (1487)-Knox,C (1995) CAN-ch U10 Ottawa 2007 (3)}) ({RR} 13. Rab1 e5 14. Rfe1 d4 15. Bd2 f5 16. Bc4+ Kh8 17. c3 e4 18. cxd4 Bxd4 19. Rec1 Rd8 20. Bc3 Bxc3 21. Rxc3 Rb8 22. a3 Rb6 23. h3 Kg7 24. Rb3 Rc6 25. Bf1 Rc2 26. Rc3 Rxc3 27. bxc3 f4 {1-0 Le,C-Nguyen,T ASEAN-ch U08 13th 2012 (4)}) ({RR} 13. c3) 13... Bxb2 14. Rxd5 Be6 15. Rb5 Bf6 16. Ra5 Rfd8 17. Rxa7 Rxa7 18. Bxa7 Ra8 19. Be3 Rxa2 20. Bd3 Bc3 21. Rb1 f5 22. Bg5 Kf7 23. h3 Ra7 24. Rb5 Bg7 25. Kf1 h6 26. Bd2 Bd7 27. Bc4+ e6 28. Rb3 Rc7 29. Bd3 Ba4 30. Ba5 Rd7 31. Ra3 Bc6 32. Bb6 Be5 33. Ra7 Rxa7 34. Bxa7 Bc3 35. Be3 g5 36. f3 Kf6 37. Ke2 h5 38. g3 g4 39. hxg4 hxg4 40. fxg4 fxg4 41. Bd2 Bf3+ 42. Ke3 Be5 43. Be1 Bd6 44. Be2 Bc5+ 45. Kd3 Kf5 46. Kd2 e5 47. Bd3+ e4 48. Bf1 Bg1 49. Bb5 Ke5 50. c3 Kd5 51. Kc2 Kc5 52. Ba6 Kd5 53. Kd2 Bc5 54. Bb5 Bg1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "21"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "Hubner, Jessica Trindade"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2110"]
[BlackElo "1845"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 O-O 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. h4 e6 ({RR} 12... a6 13. a4 b4 14. Nd5 Nxd5 15. Bxg7 Kxg7 16. Bxd5 Rc8 17. h5 Rh8 18. Bb3 Qb6 19. O-O-O Be6 20. Kb1 Qc5 21. Bd5 Bxd5 22. exd5 gxh5 23. Rxh5 Kf8 24. Rdh1 Ke8 25. Rxh7 Rxh7 26. Rxh7 Qg1+ 27. Ka2 {1-0 Guseinov,G (2634)-Al Modiahki,M (2567) Moscow Aeroflot op-A 11th 2012 (6)}) ({RR} 12... h5 13. Nd5 Nxd5 14. Bxg7 Kxg7 15. Bxd5 Rc8 16. g4 e6 17. Bb3 a5 18. a3 a4 19. Ba2 Qc7 20. O-O-O Rh8 21. Kb1 d5 22. exd5 exd5 23. Bxd5 Rcd8 24. Qd4+ f6 25. g5 Qe5 26. gxf6+ Kxf6 27. Qb6+ {1-0 Paiva,H (2064)-Vila Dupla,A (2042) Titled Tue 30th Apr Late 2024 (9)}) 13. h5 b4 14. Ne2 $146 ({RR} 14. Na4 Bxa4 15. Bxa4 e5 16. Be3 Nxh5 17. O-O-O Nf4 18. Kb1 d5 19. exd5 Qf6 20. Bc6 a5 21. Bxa8 Rxa8 22. g3 Nh5 23. d6 e4 24. Bd4 Qxd6 25. Qe3 Rd8 26. c3 bxc3 27. Bxg7 Qxd1+ 28. Rxd1 Rxd1+ {1-0 Kupreichik,V (2421)-Zhelnin,V (2477) Tula Suetin Memorial op 2002 (6)}) 14... a5 15. hxg6 hxg6 16. Be3 Qc7 17. Bh6 Bh8 18. Qg5 Rfc8 19. Qh4 Ne8 20. Qe7 Ng7 21. Qh4 Ne8 22. Qe7 Ng7 23. Bf4 Ne8 24. Rxh8+ Kxh8 25. Qf8+ Kh7 26. O-O-O Ng7 27. Rh1+ Nh5 28. Qxf7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "43"]
[White "Soares, Bruno Marins"]
[Black "Nascimento, Luiz Eduardo Da Trindade"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1800"]
[BlackElo "1872"]
[Annotator "Chessbase"]
[PlyCount "44"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Bd3 O-O ({RR} 8... Qc7 9. O-O Nc6 10. Kh1 Bd7 11. Qe1 h5 12. Nde2 Ne5 13. Bg1 b5 14. a3 Bc6 15. f4 Ned7 16. Nd4 Bb7 17. Rd1 h4 18. h3 Nh5 19. Bh2 Qc5 20. Be2 Nb6 21. Nb3 Qc7 22. Na5 Rd8 23. Nxb7 {1-0 Saltaev,M (2526)-Sarbok,T (2324) Dortmund op-A 2001 (4)}) ({RR} 8... Nc6 9. Qd2 Bd7 10. g4 Nxd4 11. Bxd4 e5 12. Be3 Be6 13. g5 Nd7 14. Nd5 Rc8 15. Nxe7 Qxe7 16. c4 O-O 17. b3 Nc5 18. Be2 f5 19. gxf6 Qxf6 20. O-O-O Rc6 21. Kb1 b5 22. cxb5 axb5 23. Qb4 {0-1 Kecskemeti,A (2193)-Gaivoronskii,A (1904) TCh-SRB Druga 2023 (3.6)}) 9. Qd2 b5 10. Nce2 Bb7 $146 ({RR} 10... Bd7 11. g4 Nc6 12. g5 Ne8 13. f4 e5 14. Nf5 Bxf5 15. exf5 d5 16. c3 d4 17. Be4 dxe3 18. Qxd8 Rxd8 19. Bxc6 exf4 20. f6 gxf6 21. gxf6 Bxf6 22. Nxf4 Rd2 23. Rg1+ Kh8 24. Rg2 Bh4+ 25. Kf1 {0-1 Gusev,B (1734)-Kondratiev,D (1960) Chigorin Memorial 19th 2011 (3)}) 11. Ng3 Nbd7 12. h4 d5 13. c3 Bd6 14. Kf2 Bxg3+ 15. Kxg3 dxe4 16. Bc2 Ne5 17. Kf2 exf3 18. Nxf3 Neg4+ 19. Ke2 Qc7 20. Bf4 e5 21. Bh2 Rad8 22. Qe1 Qc4+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "20"]
[White "Dos Santos, Leonardo Lopes"]
[Black "Guimaraes, Wagner Peixoto"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "1860"]
[BlackElo "2119"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Be2 d6 5. d4 cxd4 6. Nxd4 Nf6 7. O-O a6 8. Be3 Be7 9. h3 ({RR} 9. a4 Bd7 10. f4 Nxd4 11. Bxd4 Bc6 12. Qd3 O-O 13. a5 Nd7 14. f5 Bf6 15. fxe6 fxe6 16. Bxf6 Nxf6 17. Rad1 Qe8 18. Qxd6 Nxe4 19. Nxe4 Bxe4 20. Bc4 Rf6 21. Rd2 Qg6 22. Re1 Raf8 23. Rde2 Qf5 {1-0 Kruppa,Y (2545)-Muhutdinov,M (2490) Werfen op-A 1994}) 9... Qc7 ({RR} 9... O-O 10. Qd2 Bd7 11. Rfe1 Rc8 12. Rad1 Nxd4 13. Bxd4 d5 14. exd5 Nxd5 15. Nxd5 exd5 16. Be3 Be6 17. Bd4 Bf6 18. Bxf6 Qxf6 19. Bd3 Qxb2 20. Qf4 Qxa2 21. Qh4 h6 22. Re3 Qb2 23. Rg3 f5 24. Qxh6 {1-0 Sekyra,V (1018)-Hlavicka,R CZE-ch Betsys Online Blitz 2021 (12)}) 10. a4 O-O 11. f4 $146 ({RR} 11. Nb3 b6 12. f4 Re8 13. g4 Bf8 14. Bf3 Bb7 15. Qd2 Rab8 16. Qf2 Ba8 17. Nd4 Nxd4 18. Bxd4 e5 19. fxe5 dxe5 20. Be3 Bc5 21. Bxc5 Qxc5 22. Qxc5 bxc5 23. g5 Nd7 24. Rfd1 Nf8 25. b3 Ne6 {0-1 Koker,T (1785)-Kanmazalp,O (2443) Manavgat Turkey Cup 2016 (1)}) 11... Bd7 12. Qe1 Nxd4 13. Bxd4 Bc6 14. Qg3 g6 15. Bf3 b5 16. axb5 axb5 17. e5 dxe5 18. Bxe5 Qb6+ 19. Kh2 b4 20. Ne2 Rxa1 21. Rxa1 Bxf3 22. Qxf3 Nd5 23. c3 Rc8 24. cxb4 Nxb4 25. Ra8 Rxa8 26. Qxa8+ Qd8 27. Qxd8+ Bxd8 28. g3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "33"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Oliveira, Olavo Tadeu Carvalho"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "1945"]
[BlackElo "1751"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Qc7 6. O-O Nf6 7. Nc3 Be7 8. Be3 O-O 9. f4 d6 10. Qd2 Nc6 11. Rae1 Nxd4 ({RR} 11... Rd8 12. f5 Nxd4 13. Bxd4 e5 14. Be3 b5 15. a3 Bb7 16. Bf3 Rac8 17. Re2 Qc4 18. Bg5 h6 19. Bh4 d5 20. exd5 Qxh4 21. Rd1 Bc5+ 22. Kh1 Bd4 23. Ne4 Bxd5 24. Nxf6+ Qxf6 25. Bxd5 Rxd5 26. c3 {0-1 Golsta,M (1982)-Bauer,T (2205) Titled Tuesday intern op 08th Feb Early blitz 2022 (11)}) 12. Bxd4 b5 $146 ({RR} 12... e5 13. Be3 b5 14. a3 Bb7 15. Bf3 Rac8 16. Qd3 Bc6 17. Rf2 Qb7 18. Bc1 Rfe8 19. Rfe2 a5 20. Nd5 Bxd5 21. exd5 Nd7 22. Kh1 Bh4 23. g3 Bf6 24. b4 axb4 25. axb4 Rc4 26. Re4 Rec8 27. Rxc4 {1-0 Mendeiros,J (2198)-Dourerassou,J (2155) Noisy le Grand op 2003 (6)}) ({RR} 12... e5 13. Be3 Be6 14. f5 Bc4 15. Bxc4 Qxc4 16. b3 Qc7 17. Bg5 Rac8 18. Bxf6 Bxf6 19. Nd5 Qc5+ 20. Kh1 Kh8 21. c4 Rg8 22. Rf3 Bd8 23. Rh3 f6 24. Qe2 g6 25. fxg6 Rxg6 26. Qh5 Rg7 27. Qe8+ {1-0 Kramer,G-Estenger,O US Open-73 Atlantic City 1972 (5)}) 13. a3 Bb7 14. Bf3 Rfd8 15. Qf2 Nd7 16. Qg3 Bf6 17. Bxf6 Nxf6 18. e5 dxe5 19. fxe5 Nd5 20. Ne4 Rab8 21. Ng5 Rf8 22. Rf2 Ne7 23. Bg4 Bd5 24. h4 h6 25. Nh3 Ng6 26. h5 Ne7 27. Nf4 Qc6 28. Kh2 Rb7 29. Re3 Rc7 30. Qh3 Qb6 31. Rd2 Qc6 32. b3 Qb6 33. Red3 Re8 34. Qg3 Rf8 35. Re2 Qb7 36. Bh3 Rfc8 37. Qf2 Rc3 38. Ree3 Qc6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "45"]
[White "Nascimento, Bianca Alencar De S."]
[Black "Lourenco, Valerio Dos Santos"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1621"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "65"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 b5 8. f3 ({RR} 8. a4 b4 9. Nd5 Nc6 10. Bb6 Qd7 11. Nc7+ Ke7 12. Nxa8 Nxe4 13. Nc7 Qf5 14. Nd5+ Ke6 15. Bd3 Qg6 16. O-O f5 17. Bc4 Kd7 18. f3 Ng5 19. Kh1 Bb7 20. Qd2 Ne6 21. Rad1 Kc8 22. c3 bxc3 {1-0 Sarana,A (2649)-Savchenko,B (2552) Titled Arena 2nd Jan blitz 2021}) 8... Bb7 ({RR} 8... Be7 9. Qd2 Be6 10. Nd5 Nxd5 11. exd5 Bf5 12. O-O-O Nd7 13. g4 Bg6 14. Na5 Rc8 15. Nc6 Qc7 16. Bd3 Bxd3 17. Qxd3 Nb8 18. Nxe7 Kxe7 19. f4 Nd7 20. Rd2 Qa5 21. Kb1 Rc4 22. b3 Rb8 23. Qf5 {½-½ Luthardt,C (1616)-Lehmann,G Reinstorf op 2022 (3)}) 9. Qd2 Be7 10. g4 $146 ({RR} 10. O-O-O O-O 11. g3 Nbd7 12. Bh3 Rc8 13. Kb1 Qc7 14. Bg5 Rcd8 15. Qd3 h6 16. Be3 Nc5 17. Nxc5 dxc5 18. Qe2 c4 19. Rxd8 Rxd8 20. Rd1 {½-½ Weihe,R (1549)-Apol,L (1255) FAI-chT3 1516 2015 (4.4)}) ({RR} 10. h4 O-O 11. g4 b4 12. Na4 Nbd7 13. Qxb4 Rb8 14. Qd2 Bxe4 15. fxe4 Nxe4 16. Qh2 Ndf6 17. Qh3 Nd5 18. O-O-O Nb4 19. Kb1 Qd7 20. Nac5 Qc7 21. a3 dxc5 22. axb4 c4 23. Na5 Rxb4 24. Nxc4 Rxc4 {1-0 Zandonai Ignacio,A (1838)-Maio Guedes,L (1807) Brasilia FBX op 2015 (3)}) ({RR} 10. O-O-O Nbd7 11. g4 h6 12. Rg1 Rc8 13. Kb1 b4 14. Nd5 Nxd5 15. exd5 Nf6 16. g5 hxg5 17. Bxg5 Nxd5 18. Bxe7 Qxe7 19. Na5 Ba8 20. Bxa6 Rb8 21. Nb3 Qc7 22. Rxg7 Nf4 23. Rg3 Ke7 24. Re1 Kf8 {0-1 Jonas,R (1734)-Iking,B (1792) Muensterland Verbandsklasse 1314 2013 (8.6)}) 10... h5 11. g5 Nh7 12. h4 O-O 13. O-O-O Nc6 14. Nd5 Rb8 15. Be2 g6 16. f4 exf4 17. Bxf4 Ne5 18. Qe1 Bxd5 19. Rxd5 Qc7 20. Qd1 Rfc8 21. Bxe5 dxe5 22. Rd7 Bxg5+ 23. hxg5 Qc6 24. Rg1 Qxe4 25. Bf3 Qf4+ 26. Kb1 Nxg5 27. Bxh5 Kg7 28. Rf1 Qh4 29. Bxg6 Kxg6 30. Qd6+ Ne6 31. Rdxf7 Qc4 32. R1f6+ Kg5 33. Qxe5+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "62"]
[White "Dos Santos, Jackson De Souza Teles"]
[Black "Dos Santos, Thiago L Verbicario"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1773"]
[BlackElo "1897"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 {ChessBase Pavlovic,Milos} c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 O-O 10. O-O-O Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. fxe6 axb3 17. cxb3 fxe6 18. Bh3 Rxa2 19. Bxe6+ Kh8 20. Qxb4 $146 ({RR} 20. Ng3 Nc7 21. Bc4 Qa8 22. Rhf1 Rxf1 23. Rxf1 Ra1+ 24. Kc2 Rxf1 25. Bxf1 d5 26. Qf2 ({RR} 26. exd5 Nxd5 27. h4 Nc5 ({RR} 27... Nxe3+ 28. Qxe3 Qd5 29. Bc4 Qg2+ 30. Kb1 g6 ({RR} 30... Bc5 31. Qd3 Bd4 32. Ne2 Nc5 33. Qf5 Qe4+ 34. Qxe4 Nxe4 35. Nxd4 exd4 36. Kc2 Nc5 37. h5) 31. Ne4 Qg4 32. Ka2) 28. Bf2 Ne6 29. Bc4 Ndf4) ({RR} 26. Qf2 Qc6+ ({RR} 26... d4 27. Bd2 Qe8 28. Bc4 g6 29. Qf7 Qxf7 30. Bxf7 Kg7 31. Bc4) 27. Kb1 d4 28. Bd2 g6 29. h4 Nb6 30. Qe1 Qd6 31. Nh1 Ne6 32. Nf2 Nf4 33. Ng4) 26... g6 ({RR} 26... Qc6+ 27. Kb1 d4 28. Bd2) 27. h4 Qf8 28. Qxf8+ Nxf8 29. exd5 Nxd5 30. Bf2 Ne6 31. Kd3 h6 32. Ke4 Ndf4 33. Kxe5 hxg5 34. Bc4 gxh4 {1-0 Barski,R (2402)-Borovikov,V (2553) Paleochora op 10th 2017 (4)}) ({RR} 20. Ng3 Nc7 21. Bc4 Qa8 22. Rhf1 Rxf1 23. Rxf1 Ra1+ 24. Kc2 Rxf1 25. Bxf1 d5 26. h4 d4 27. Bg1 Ne6 28. Qe2 ({RR} 28. Kb1 Ndc5 29. Qxb4 Bd6 30. Qc4 Nf4 31. Qf7 Nxe4 32. Nxe4 Qxe4+ 33. Ka2 Qa8+ 34. Kb1 Qg8 35. Qb7) 28... Ndc5 29. Qc4 Nf4 ({RR} 29... h6 30. gxh6 Bxh4 31. hxg7+ Kxg7 32. Nf5+ Kf6) 30. Qf7 Qf8 31. Qc4 ({RR} 31. Qxf8+ Bxf8 32. Bh2 g6) 31... g6 32. Bf2 Ne2 33. Nh1 d3+ 34. Kd1 Qf3 {0-1 Caruana,F (2774)-Gelfand,B (2755) Moscow Tal Memorial 8th 2013 (2)}) ({RR} 20. Ng3 Nc7 21. Bc4 Qa8 22. Rhf1 Ra1+ 23. Kc2 Rxf1 24. Rxf1 Rxf1 25. Bxf1 d5 26. Qf2 d4 27. Bd2 Qf8 28. Qg2 g6 29. h4 Ne6 30. Qh3 Ndc5 31. Bc4 d3+ 32. Kb1 Nd4 33. Bxb4 Ndxb3 34. Bxb3 Nxb3 {½-½ Maldonado Gonzales,S (2245)-Laneve,G (2004) 15th Dolomiti Open 2024 (6.5)}) ({RR} 20. Ng3 Nc7 21. Bc4 Qa8 22. Rhf1 Rxf1 23. Rxf1 Ra1+ 24. Kc2 Rxf1 25. Bxf1 d5 26. Qf2 g6 27. h4 Qf8 28. Qxf8+ Nxf8 29. Ba7 dxe4 30. Bb8 ({RR} 30. Nxe4) 30... Nfe6 31. Nxe4 h6 32. Bc4 hxg5 33. hxg5 Kg7 34. Kd3 Kf8 {½-½ Radjabov,T (2726)-Vachier Lagrave,M (2757) Tashkent FIDE GP 2014 (3)}) ({RR} 20. Ng3 Nc7 21. Bc4 Qa8 22. g6 Rc8 23. gxh7 Nf6 24. Qg2 Ne6 25. h3 d5 26. exd5 Bc5 27. Nf5 Bxe3+ 28. Nxe3 Nf4 29. Qf3 Nd3+ 30. Rxd3 e4 31. Qf5 Ra1+ 32. Kd2 Rxh1 33. Rd4 Rf8 34. Kc2 Qa7 {0-1 HiarcsX-Zacks,N (2466) PAL/CSS Freestyle op 2nd rapid 2006 (1)}) 20... Ra1+ 21. Kc2 d5 22. Qb7 Rxd1 23. Rxd1 Nc7 24. Bxd7 Qxd7 25. Rxd5 Nxd5 26. Qxd7 Nxe3+ 27. Kc1 Bxg5 28. Kb1 h6 29. Ng3 Rd8 30. Qe6 Rd1+ 31. Ka2 Rc1 32. Qxe5 Nc2 33. Qb8+ Kh7 34. b4 Ra1+ 35. Kb3 Nd4+ 36. Kc4 Nc6 37. Qf8 Ne5+ 38. Kd5 Bf6 39. Nh5 Rd1+ 40. Ke6 Rf1 41. b5 Ng6 42. Nxf6+ Rxf6+ 43. Qxf6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "18"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Martins De Aguiar, Marina"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2088"]
[BlackElo "1929"]
[Annotator "Chessbase"]
[PlyCount "94"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 h5 7. Bg5 Nbd7 ({RR} 7... b5 8. a3 Bb7 9. Bxf6 gxf6 10. f4 Nc6 11. Nxc6 Bxc6 12. Qd4 e6 13. O-O-O Rb8 14. Nd5 exd5 15. exd5 Bb7 16. Re1+ Be7 17. Bd3 Kf8 18. g4 hxg4 19. f5 Rg8 20. Rxg4 Rxg4 21. Qxg4 Bxd5 22. Qd4 {½-½ Carlsen,M (2864)-Giri,A (2760) Miami FTX Crypto Cup rapid 2022 (1.2)}) 8. Qd2 b5 ({RR} 8... e6 9. h4 b5 10. f3 Bb7 11. Bd3 Be7 12. O-O-O Rc8 13. Kb1 Ne5 14. f4 Nxd3 15. cxd3 Ng4 16. Bxe7 Qxe7 17. Nf3 O-O 18. Ne2 d5 19. e5 d4 20. Nexd4 Rcd8 {0-1 Rey Martinez,J (2342)-Murzin,V (2635) 1st Jeddah Young Masters 2024 (5.1)}) 9. f3 $146 ({RR} 9. Bd3 Bb7 10. O-O-O Nc5 11. Rge1 e6 12. Nd5 Rc8 13. Kb1 Nxd3 14. Qxd3 exd5 15. exd5+ Kd7 16. a4 Qb6 17. axb5 Nxd5 18. c4 Nb4 19. Qb3 Qc5 20. bxa6 Bxa6 21. Qa4+ Kc7 22. Bd2 Rb8 23. Bxb4 {1-0 Iljiushenok,I (2554)-Makarian,R (2470) RUS-ch Rapid 2021 (5)}) ({RR} 9. O-O-O Bb7 10. f3 Rc8 11. Kb1 g6 12. Nd5 Bg7 13. Nxf6+ Nxf6 14. Be2 Qc7 15. h3 h4 16. Rc1 Nd7 17. Rgd1 Nb6 18. Qe1 e5 19. Nb3 d5 20. Bd3 dxe4 21. Bxe4 Nc4 22. Bxb7 Qxb7 23. Na5 Nxa5 {0-1 Fedoseev,V (2674)-Dardha,D (2610) Titled Tue 28th Mar Early 2023 (8)}) 9... g6 10. O-O-O Bg7 11. Be2 Bb7 12. Nb3 Rc8 13. Kb1 Qc7 14. Rc1 Ne5 15. Rge1 Nc4 16. Bxc4 bxc4 17. Nd4 Rb8 18. Rcd1 Qb6 19. Na4 Qc7 20. Nc3 Qb6 21. b3 Qc5 22. Qe3 cxb3 23. cxb3 Rc8 24. Na4 Qb4 25. Qd3 Nd7 26. Nc2 Qa5 27. Bd2 Qe5 28. f4 Qb5 29. Bc3 Bxc3 30. Nxc3 Qxd3 31. Rxd3 Nc5 32. Rde3 a5 33. Kb2 Ba6 34. Rd1 O-O 35. Nd4 Rfe8 36. Nd5 Kg7 37. g3 e6 38. Nc3 e5 39. Ndb5 exf4 40. gxf4 Bxb5 41. Nxb5 Nxe4 42. Rd5 Rc5 43. Red3 Re6 44. Nxd6 Rxd5 45. Rxd5 Rxd6 46. Rxa5 Rd2+ 47. Kc1 Rxh2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "2"]
[White "Quintiliano, Renato R."]
[Black "Manzi, Luiz Antonio Bardaro"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2499"]
[BlackElo "1980"]
[Annotator "Chessbase"]
[PlyCount "121"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Nbd7 9. a4 b6 10. O-O Bb7 11. Bf3 ({RR} 11. f3 Qc7 12. Qd2 O-O 13. Rfd1 Rfc8 14. Nc1 Nf8 15. N1a2 d5 16. Nxd5 Nxd5 17. exd5 Qxc2 18. Nc3 Qxd2 19. Rxd2 Bc5 20. Bxc5 Rxc5 21. Rad1 Rd8 22. Bd3 Nd7 23. Bb1 Kf8 24. Ba2 h6 25. Re1 b5 {½-½ Gruenfeld,Y (2388)-Dvoirys,S (2469) Jerusalem Summer Inv 2023 (3.5)}) 11... O-O 12. Nd5 $146 ({RR} 12. Qd2 Qc7 13. Rfd1 Rac8 14. h3 Nc5 15. Nxc5 dxc5 16. Nd5 Nxd5 17. exd5 Bd6 18. Be2 f5 19. f3 Rce8 20. c4 a5 21. Rf1 f4 22. Bf2 Qe7 23. Bd3 Bc8 24. Rfe1 Kh8 25. Kf1 Qf6 26. Be4 g5 {½-½ Andersen,M (2070)-Ziska,A (1901) Politiken Cup 29th 2007 (8)}) 12... Nxd5 13. exd5 Bg5 14. Bxg5 Qxg5 15. c4 Rac8 16. Be2 f5 17. a5 e4 18. Nd4 Rf6 19. f4 exf3 20. Rxf3 f4 21. Rf2 Nc5 22. Bf3 Re8 23. b4 Nd7 24. Ne6 Qh4 25. axb6 Rh6 26. h3 Qg3 27. Bh5 g6 28. Bg4 Ne5 29. c5 Rh4 30. Rf3 Nxf3+ 31. Qxf3 h5 32. cxd6 hxg4 33. Qxg3 fxg3 34. d7 Ra8 35. d8=Q+ Rxd8 36. Nxd8 Bxd5 37. b7 Bxb7 38. Nxb7 gxh3 39. gxh3 Rxb4 40. Nc5 Rb2 41. Rxa6 Kh7 42. Ne4 Rh2 43. Ra3 Kh6 44. Rxg3 Ra2 45. Nf2 Kh5 46. Rg4 Rb2 47. Nd3 Rb1+ 48. Kg2 g5 49. Rc4 Rb3 50. Nf2 Rb2 51. Rd4 Ra2 52. Kg3 Ra3+ 53. Rd3 Ra1 54. Rd5 Ra3+ 55. Nd3 Rc3 56. h4 Kh6 57. hxg5+ Kh5 58. Kf4 Rc4+ 59. Kf5 Rg4 60. Nf4+ Kh4 61. g6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "66"]
[White "Dos Santos, Gustavo Henrique C."]
[Black "Nascimento, Luiz Eduardo Da Trindade"]
[Result "0-1"]
[ECO "B92"]
[BlackElo "1872"]
[Annotator "Chessbase"]
[PlyCount "27"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 b5 7. a4 bxa4 ({RR} 7... b4 8. Nd5 Bb7 9. Nxf6+ gxf6 10. O-O e6 11. Bh5 Qd7 12. Qg4 Nc6 13. Qxe6+ Qxe6 14. Nxe6 Rc8 15. Nxf8 Rxf8 16. Bh6 Rg8 17. Rad1 Ne5 18. Rxd6 Bxe4 19. g3 Ke7 20. Rxa6 Rxc2 21. Re1 Bd5 22. Bf4 {1-0 Ganguly,S (2579)-Nakamura,H (2644) Dos Hermanas Internet f 7th blitz 2006 (2.1)}) ({RR} 7... b4 8. Nd5 e6 9. Nxf6+ Qxf6 10. O-O Qe5 11. Bf3 Bb7 12. Re1 Be7 13. c3 a5 14. Nb5 Na6 15. g3 Rd8 16. Be3 Nc5 17. Bf4 Qf6 18. Bg2 O-O 19. Qe2 e5 20. Bd2 bxc3 21. Bxc3 Rc8 22. Ra3 {0-1 Mayer,I (1829)-Farago,S (2144) Budapest FS06 Nadassy 2021 (5.2)}) 8. Rxa4 e6 $146 ({RR} 8... Bb7 9. Nb3 Nc6 10. Be3 e6 11. O-O Be7 12. Qd2 O-O 13. Rfa1 Qc8 14. Qd1 Nd7 15. Qf1 Ndb8 16. Nd2 Nd7 17. Nc4 Qc7 18. Na5 Nxa5 19. Rxa5 Bf6 20. R5a4 Bc6 21. Rxa6 Bxc3 22. bxc3 Rxa6 23. Rxa6 {½-½ Gomez Baillo,J (2430)-Quinteros,M (2500) Buenos Aires 1990 (2)}) ({RR} 8... Bb7 9. O-O Nbd7 10. Bg5 Nxe4 11. Nxe4 Bxe4 12. Ne6 Bxc2 13. Qxc2 fxe6 14. Bh5+ g6 15. Qxg6+ hxg6 16. Bxg6# {1-0 Wan,B (1588)-Siddem,S Seattle Seafair op 2020}) 9. Ncb5 Bb7 10. Nc3 Be7 11. Qd3 O-O 12. O-O Nbd7 13. Rd1 Nc5 14. Ra1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "29"]
[White "Nascimento, Daniel Rojas"]
[Black "Spina, Deris Eduardo"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "1948"]
[BlackElo "1823"]
[Annotator "Chessbase"]
[PlyCount "66"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qd2 Qc7 8. O-O-O ({RR} 8. Be2 e6 9. O-O Be7 10. Rad1 h6 11. Bh4 O-O 12. Bg3 b5 13. Qe3 Bb7 14. a3 Ne5 15. Nf3 Nfg4 16. Qd4 Rfd8 17. h3 Bf6 18. Nxe5 Nxe5 19. Qe3 Rac8 20. Rd2 Nc4 21. Bxc4 Qxc4 22. Rxd6 Rxd6 {0-1 Stachanczyk,J (2243)-Cheparinov,I (2673) Albena Masters op 2012 (1)}) ({RR} 8. f4 e6 9. O-O-O b5 10. Bd3 Be7 11. Rhe1 Bb7 12. g4 Nxg4 13. Bxe7 Kxe7 14. Rg1 h5 15. h3 Ngf6 16. Rxg7 b4 17. Nd5+ Nxd5 18. exd5 Bxd5 19. Bg6 Rhf8 20. Nf5+ Kf6 21. Qd4+ e5 22. Qxd5 fxg6 {0-1 Binkowska,A (1898)-Businski,K (1680) Jana Maciei Mem 2024 (9.48)}) 8... b5 9. Kb1 Bb7 10. f3 b4 $146 ({RR} 10... Rc8 11. Bd3 e6 12. a3 Be7 13. h4 h6 14. Be3 Ne5 15. Qf2 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Qg3 Nxd3 19. Qxc7 Rxc7 20. Rxd3 b4 21. axb4 Bxb4 22. Bd2 Be7 23. Rc3 Kd7 24. Rxc7+ Kxc7 25. h5 {½-½ Vukmirovic,D (2083)-Bjelopoljak,S (2138) Gorazde op 2009 (7)}) ({RR} 10... e6 11. h4 h6 12. Be3 Ne5 13. g4 O-O-O 14. Ncxb5 axb5 15. Nxb5 Nxf3 16. Qe2 Qa5 17. Rh3 Bxe4 18. Rxf3 Kd7 19. Bd2 Bxf3 20. Qxf3 Qb6 21. g5 hxg5 22. hxg5 Nd5 23. Qxf7+ Be7 24. Re1 Rdf8 25. Qxe6+ {1-0 Szobi,T (2230)-Horvath,I (2340) HUN-chT3 Hungary 1997}) ({RR} 10... g6 11. h4 h5 12. Rc1 O-O-O 13. Qf2 Bg7 14. Be3 Ne5 15. Nb3 Nc4 16. Bd4 Rhg8 17. Bd3 e5 18. Be3 Nxe3 19. Qxe3 Qb8 20. Rhd1 d5 21. exd5 Nxd5 22. Nxd5 Rxd5 {½-½ Kotze de Vos,C-Bhatt,V IBCA-ol blind 11th 2000 (6.1)}) 11. Nce2 e6 12. g4 Be7 13. h4 a5 14. Bxf6 Nxf6 15. g5 Nh5 16. Rg1 Qc5 17. Ng3 Nxg3 18. Rxg3 a4 19. h5 g6 20. Bb5+ Kf8 21. Qh2 b3 22. c3 bxa2+ 23. Ka1 a3 24. hxg6 axb2+ 25. Kxb2 Bxg5 26. g7+ Kxg7 27. Rxg5+ Qxg5 28. Rg1 a1=Q+ 29. Rxa1 Rxa1 30. Kxa1 Qc1+ 31. Ka2 Ra8+ 32. Kb3 Qa3+ 33. Kc4 Rc8+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "12"]
[White "Casalaspro, Mathias Andre"]
[Black "Peixoto, Helio Ricardo Soutinho"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2199"]
[BlackElo "1937"]
[Annotator "Chessbase"]
[PlyCount "69"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Be3 Qc7 ({RR} 7... h5 8. Be2 e6 9. f4 g6 10. O-O Be7 11. h3 Qc7 12. a4 b6 13. Bf3 e5 14. Nde2 Bb7 15. Qd3 Rc8 16. Rad1 Kf8 17. f5 gxf5 18. exf5 Rg8 19. Bxb7 Qxb7 20. Rf2 Ke8 21. Kh2 h4 22. Ng1 {0-1 Vachier Lagrave,M (2737)-Indjic,A (2636) PRO League Prelim 2023 (3.4)}) 8. g4 Nb6 $146 ({RR} 8... h6 9. a4 e6 10. h4 h5 11. g5 Ng4 12. g6 Nde5 13. gxf7+ Qxf7 14. Qe2 Nxe3 15. fxe3 Bd7 16. O-O-O O-O-O 17. Bh3 Be7 18. Rdf1 Bf6 19. Rhg1 Qe7 20. Rf4 Kb8 21. Qe1 Rh6 22. Nce2 Ng6 23. Qb4 {0-1 Vaishali,R (2425)-Yilmaz,M (2609) Tata Steel Challengers 2023 (9.2)}) ({RR} 8... h6 9. h4 Ne5 10. f3 e6 11. Rg1 g6 12. a4 Nc4 13. Bc1 Bd7 14. b3 Ne5 15. Bb2 d5 16. Kf2 Bb4 17. Na2 Bc5 18. exd5 exd5 19. Kg2 O-O-O 20. Be2 Rde8 21. Qd2 Nexg4 22. fxg4 Bxg4 23. Bxg4+ {0-1 Sadhwani,R (2644)-Tabatabaei,M (2718) Chess Stars 4.0 Blitz 2024 (8.2)}) ({RR} 8... h6 9. a4 b6 10. Bg2 Bb7 11. h4 Ne5 12. g5 hxg5 13. hxg5 Rxh1+ 14. Bxh1 Nfd7 15. Nd5 Bxd5 16. exd5 g6 17. Qe2 Bg7 18. f4 Nc4 19. Nc6 Na5 20. Bd4 Nxc6 21. dxc6 Ne5 22. fxe5 dxe5 23. Bc3 {1-0 Kochavi,O (2356)-Leib,Y (1673) Ramat Gan Shavuot Rapid 2022 (5)}) ({RR} 8... h6 9. a4 Ne5 10. h3 Bd7 11. f4 Nc4 12. Bxc4 Qxc4 13. Qd3 Rc8 14. e5 Qxd3 15. cxd3 dxe5 16. fxe5 Nh7 17. Ke2 e6 18. Rac1 Be7 19. Ne4 O-O 20. a5 f5 21. exf6 Nxf6 22. Nxf6+ Bxf6 23. b4 {0-1 Vaishali,R (2425)-Tabatabaei,M (2686) Tata Steel Challengers 2023 (13.4)}) 9. Rg1 h5 10. h3 hxg4 11. hxg4 e5 12. Nf5 Be6 13. Qd2 O-O-O 14. O-O-O d5 15. Bxb6 Qxb6 16. exd5 Nxd5 17. Bg2 Bb4 18. Bxd5 Bxd5 19. Ne7+ Bxe7 20. Nxd5 Qc5 21. Rg3 Kb8 22. Rd3 Bh4 23. Qe2 Rhe8 24. f3 Qc4 25. Qh2 Bg5+ 26. Kb1 Rd6 27. b3 Qc5 28. c4 Rh6 29. Qe2 Ree6 30. Nc3 Bf4 31. Na4 Qc6 32. Rd8+ Kc7 33. c5 Rh2 34. Nb6 Qxc5 35. Na8+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "44"]
[White "Lopes, Eduardo Moraes"]
[Black "Gomes, Carlos"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1933"]
[BlackElo "1695"]
[Annotator "Chessbase"]
[PlyCount "41"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Bxf6 gxf6 8. Nf5 Bxf5 9. exf5 Nd7 10. Bc4 Nb6 11. Bb3 $146 ({RR} 11. Bd5 Qc7 12. Qd3 Bh6 13. Ne4 O-O-O 14. O-O Bg5 15. a4 Nd7 16. b4 Kb8 17. a5 Rc8 18. c4 Ka8 19. Rfb1 Kb8 20. Bxf7 d5 21. Bxd5 Rhd8 22. g3 Bh6 23. b5 Nc5 24. Nxc5 Qxc5 25. bxa6 Rc7 {1-0 Bjornsson,S (2310)-Ingvason,J (2122) Reykjavik Open 2023 (9.48)}) 11... h5 12. Nd5 Nxd5 13. Qxd5 Qc7 14. O-O-O Rh7 15. Rd3 Qc6 16. Rc3 Qd7 17. Qe4 Rd8 18. Bd5 Bh6+ 19. Kb1 Rg7 20. h3 Rb8 21. Rb3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Da Cunha, Fabio Barbosa"]
[Black "De Almeida, Roberto A. Ferreira"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2034"]
[BlackElo "1775"]
[Annotator "Chessbase"]
[PlyCount "88"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d3 d5 3. Nd2 Nc6 4. Ngf3 e5 5. exd5 Qxd5 6. g3 Bg4 ({RR} 6... Nf6 7. Bg2 Bg4 8. O-O Bc5 9. Qe1 O-O 10. Ng5 Qd7 11. Nde4 Nxe4 12. Nxe4 Bb6 13. Be3 Rae8 14. Nc5 Qc8 15. Qc3 Bh3 16. Bxh3 Qxh3 17. Nxb7 Nd4 18. Bxd4 exd4 19. Qd2 Re5 20. Rae1 Rh5 21. f4 {1-0 Jimenez Fernandez,R (2073)-Hernando Rodrigo,J (2233) Titled Tue 4th Jun Late 2024 (3)}) 7. h3 Bh5 8. g4 $146 ({RR} 8. Bg2 f5 9. O-O Nf6 10. g4 fxg4 11. Nxe5 Qxg2+ 12. Kxg2 gxh3+ 13. Kxh3 Bxd1 14. Rxd1 Nxe5 15. Re1 O-O-O 16. Rxe5 Bd6 17. Re2 Rhf8 18. Ne4 Nxe4 19. dxe4 Be5 20. Be3 Bxb2 21. Rg1 Rde8 22. c4 Bc3 {0-1 Krivenko,D (2100)-Kazarian,A (2170) 2nd Laimer Pfingst-Open 2023 (9.16)}) 8... Bg6 9. Bg2 Qd8 10. Qe2 f6 11. O-O Bd6 12. Nh4 Nge7 13. c3 Qd7 14. Ne4 O-O-O 15. Be3 f5 16. Nxg6 hxg6 17. Nxd6+ Qxd6 18. gxf5 gxf5 19. Rad1 f4 20. Bc1 Qg6 21. Qg4+ Qxg4 22. hxg4 g5 23. Be4 Rh4 24. f3 Rdh8 25. Kf2 Rh2+ 26. Ke1 Rg2 27. Rd2 Rxd2 28. Bxd2 Rh2 29. Rf2 Rxf2 30. Kxf2 Kd7 31. b4 b5 32. Ke2 a5 33. bxa5 Nxa5 34. c4 b4 35. Bxb4 Nac6 36. Bc5 Nd4+ 37. Kd2 Ne6 38. Bf2 c5 39. Kc3 Nd4 40. Bxd4 exd4+ 41. Kb3 Kc7 42. a4 Kb6 43. Ka3 Ka5 44. Kb3 Nc8 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Hubner, Jessica Trindade"]
[Black "Dos Santos, Jackson De Souza Te"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1845"]
[BlackElo "1773"]
[Annotator "Chessbase"]
[PlyCount "119"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. h3 O-O 7. O-O h6 8. Re1 c6 9. Be3 ({RR} 9. c3 Re8 10. Be3 Nbd7 11. Nbd2 Nf8 12. Rc1 Ne6 13. Bb1 Nf4 14. Bxf4 Bxf4 15. Qc2 g6 16. Rxe8+ Qxe8 17. Re1 Qd8 18. Ne5 Bf5 19. Qc1 Bxb1 20. Qxb1 Bxd2 21. Re2 Bg5 22. Nxg6 Ne4 23. Ne5 Qf6 {0-1 Balint,V (2161)-Sohier,J (2214) Titled Tue 11th Apr Early 2023 (6)}) 9... Re8 10. Nbd2 Be6 $146 ({RR} 10... Nbd7 11. Nh4 Qc7 12. Qf3 Nf8 13. Bxh6 gxh6 14. Qxf6 Rxe1+ 15. Rxe1 Bf4 16. Ndf3 Qd6 17. Qxd6 Bxd6 18. Re8 f6 19. Nf5 Bf4 20. Rxc8 Rxc8 21. Ne7+ Kf7 22. Nxc8 Bb8 23. Nh4 Ne6 24. Nf5 h5 25. Ncd6+ {1-0 Jeziorny,J (1782)-Blajet,R (1720) Wloclawek CC Classic 20th 2018 (5)}) 11. c4 dxc4 12. Nxc4 Bc7 13. Qc2 Na6 14. a3 Nd5 15. Bf5 Bxf5 16. Qxf5 Qf6 17. Qc2 Bf4 18. Re2 Re7 19. Rae1 Rae8 20. Nce5 c5 21. Ng4 Qc6 22. Bxf4 Rxe2 23. Rxe2 Rxe2 24. Qxe2 Nxf4 25. Qe3 Ne6 26. dxc5 Qxc5 27. Qd2 Nac7 28. Ne3 Nb5 29. Nc2 Qd6 30. Qe2 a6 31. a4 Nbc7 32. Ne3 Qf4 33. Qc2 Qb4 34. b3 b5 35. axb5 axb5 36. Qd3 Qe7 37. Qf5 Qc5 38. Qd3 Qe7 39. Nc2 Qd8 40. Qxd8+ Nxd8 41. Nfd4 Nde6 42. Kf1 Kf8 43. Ke2 Ke7 44. Kd2 Nf4 45. Nf5+ Kf6 46. Nfe3 Nfd5 47. Kd3 Nxe3 48. Nxe3 Ke5 49. Kc3 Nd5+ 50. Nxd5 Kxd5 51. Kb4 Kc6 52. g3 h5 53. f3 g5 54. Kc3 Kc5 55. b4+ Kd5 56. Kd3 Ke5 57. Ke3 f6 58. f4+ Kd5 59. fxg5 fxg5 60. Kd3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "31"]
[White "Guimaraes, Artemis Pamela"]
[Black "Dos Santos, Jackson De Souza Teles"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2002"]
[BlackElo "1773"]
[Annotator "Chessbase"]
[PlyCount "40"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Nf6 5. Nc3 Bf5 ({RR} 5... Be7 6. Bd3 O-O 7. Qf3 Nc6 8. Nge2 Nb4 9. h3 Nxd3+ 10. Qxd3 Nh5 11. Be5 g6 12. O-O-O c6 13. Kb1 b5 14. Nc1 Nf6 15. Rde1 a5 16. Qe3 a4 17. Bc7 Qxc7 18. Qxe7 Qxe7 19. Rxe7 b4 20. N3e2 {½-½ Landa,K (2505)-Morozevich,A (2590) RUS-Cup07 Tomsk 1998 (4)}) 6. Qd2 $146 ({RR} 6. Qe2+ Be7 7. Nb5 Na6 8. Bg5 O-O 9. O-O-O Bg4 10. f3 Bf5 11. g4 Be6 12. h4 c6 13. Nc3 Nc7 14. h5 h6 15. Bh4 Kh7 16. Qd3+ g6 17. hxg6+ fxg6 18. Bg5 Ng8 19. Bxe7 Qxe7 20. Re1 Rf7 {0-1 Van der Ham,M (1233)-Warmer,M (793) Hengelo U12 op 2005 (7)}) ({RR} 6. Nf3 Be7 7. Be2 O-O 8. O-O c6 9. Qd2 Nbd7 10. a3 Ne4 11. Nxe4 Bxe4 12. Bg3 Re8 13. Rfe1 Bf6 14. Rad1 Qb6 15. c3 h6 16. h3 Qb3 17. Bf4 Nb6 18. Ne5 Bxe5 19. Bxe5 Na4 20. Ra1 Qxb2 {½-½ Rosca,M (1337)-Cojocaru,F (1633) ROM-ch U12 Calimanesti Caciulata 2019 (5)}) ({RR} 6. Nb5 Na6 7. Qd2 c6 8. Nc3 Qb6 9. O-O-O Be7 10. Re1 Be6 11. Nf3 O-O 12. Bd3 Nb4 13. Re3 Qa5 14. a3 a6 15. Nb1 Nxd3+ 16. Qxd3 c5 17. dxc5 Bxc5 18. b4 Bxe3+ 19. Bxe3 Qc7 20. h4 Rac8 {0-1 Klesen,J-Hahn,C GER-chT U12 Leipzig 2008 (2)}) ({RR} 6. Bd3 Bxd3 7. Qxd3 c6 8. O-O-O Be7 9. Nge2 O-O 10. Ng3 Re8 11. Nf5 Bf8 12. f3 Na6 13. Rde1 Nh5 14. Bd2 Qc7 15. Ne2 Nb4 16. Bxb4 Bxb4 17. c3 Bf8 18. Qd2 g6 19. Nh6+ Kh8 20. g4 Rxe2 {0-1 Schaefer,G-Kugelmann,W Bahn-chT Bernkastel-Kues 1995 (2.2)}) 6... Nc6 7. h3 Bd6 8. O-O-O Qd7 9. g4 Bg6 10. a3 O-O-O 11. h4 h6 12. Bh3 Bxf4 13. Qxf4 Qd6 14. Qxd6 Rxd6 15. g5+ Nd7 16. Nb5 Re6 17. Bxe6 fxe6 18. h5 hxg5 19. Ne2 Rxh5 20. Rxh5 Bxh5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "50"]
[White "Bessa, Isabela Moreira"]
[Black "Vaz, Osvaldo Jose"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1800"]
[BlackElo "1755"]
[Annotator "Chessbase"]
[PlyCount "94"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. O-O O-O 7. Re1 Bg4 8. Nbd2 Nbd7 ({RR} 8... Nc6 9. c3 Qd7 10. Nf1 Rae8 11. Rxe8 Rxe8 12. Bg5 Ne4 13. Bh4 Bf4 14. Bg3 Bh6 15. h3 Bh5 16. Bh2 Qe7 17. Ng3 Nxg3 18. Bxg3 Nd8 19. Qe1 Qf8 20. Qf1 Bxf3 21. gxf3 Qe7 22. Bc2 c6 23. Qd3 {½-½ Zozulia,A (2234)-Zatonskih,A (2368) Frauenbundesliga 2022-23 (7.3)}) 9. Nf1 ({RR} 9. c3 c6 10. Nf1 Qc7 11. Ng3 Rae8 12. Bd2 Ne4 13. Nxe4 dxe4 14. Rxe4 Bxh2+ 15. Kf1 Rxe4 16. Bxe4 Bf4 17. Qc1 Bxd2 18. Nxd2 f5 19. Bd3 Qh2 20. f3 Nf6 21. Kf2 Bxf3 22. Nxf3 Ng4+ 23. Kf1 Qh1+ {1-0 Vaibhav,S (2558)-Aravindh,C (2593) Commonwealth-ch 2017 (6)}) 9... c5 10. c3 Qc7 11. Be2 $146 ({RR} 11. Ng3 c4 12. Bc2 Rae8 13. h3 Bxf3 14. gxf3 Bxg3 15. fxg3 Qxg3+ 16. Kf1 Qxh3+ 17. Kf2 Qh2+ 18. Kf1 Nh5 19. Re3 Ng3+ 20. Ke1 Qg1+ 21. Kd2 Qxe3# {0-1 Martemyanov,V-Kosenkov,E (2076) Pavlovo 2011 (11)}) 11... Rfe8 12. Bg5 Ne4 13. Bh4 Ndf6 14. Bg3 Nxg3 15. Nxg3 Re7 16. dxc5 Bxc5 17. Nd4 Rae8 18. Ndf5 Bxf5 19. Nxf5 Bxf2+ 20. Kxf2 Qf4+ 21. Kg1 Qxf5 22. Rc1 Qf4 23. Rc2 Qe3+ 24. Kf1 Ng4 25. Bxg4 Qxe1+ 26. Qxe1 Rxe1+ 27. Kf2 R1e5 28. Re2 f5 29. Bf3 g5 30. h3 Kg7 31. g4 f4 32. b3 Kf6 33. a4 b6 34. Rd2 Ke6 35. b4 Rc8 36. Rc2 Re3 37. c4 Rxc4 38. Bd1 Rxc2+ 39. Bxc2 d4 40. Bxh7 Rxh3 41. Bf5+ Ke5 42. Kg2 Rg3+ 43. Kf2 d3 44. Ke1 Kd4 45. Kd2 Rg2+ 46. Kd1 Kc3 47. b5 Rg1# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "45"]
[White "Vieira, Luana Saddi"]
[Black "Brito, Vicente De Paulo Alencar"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1705"]
[BlackElo "1865"]
[Annotator "Chessbase"]
[PlyCount "70"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. O-O fxe5 8. dxe5 Qc7 9. Bb5 $146 ({RR} 9. Na3 a6 10. Bf4 Nh6 11. Nc2 Nf7 12. c4 d4 13. Bd3 Be7 14. Qe2 g5 15. Bg3 O-O-O 16. b4 h5 17. h4 Nxb4 18. Nxb4 cxb4 19. Nxd4 gxh4 20. Bf4 Rdg8 21. c5 Rg4 22. Qe3 Bxc5 23. Rfc1 Kb8 {0-1 Kupreichik,V (2490)-Gulko,B (2530) URS-ch44 Final 1976 (5)}) ({RR} 9. c4 d4 10. Re1 O-O-O 11. Bd3 Nh6 12. Na3 a6 13. Nc2 Nf7 14. Bf4 Be7 15. h4 Rdg8 16. Ng5 Nxg5 17. hxg5 Be8 18. Qg4 Qd7 19. a3 Bg6 20. Rad1 Rf8 21. Bc1 a5 22. b3 {½-½ Zhigalko,S (2671)-Alekseev,E (2632) EU-ch rapid Tallinn 2016 (11)}) ({RR} 9. c4 d4 10. Bf4 Nge7 11. Nbd2 Ng6 12. Bg3 Be7 13. Ne4 O-O 14. Bd3 Nf4 15. Neg5 g6 16. h4 Kg7 17. Re1 h6 18. Ne4 Nxe5 19. Nxe5 Qxe5 20. Qg4 Qf5 21. Qf3 Bc6 22. Kh2 g5 23. Bxf4 Qxf4+ {1-0 Korchmar,V (2438)-Vyatkin,D (2362) Titled Tue 20th Jun Early 2023 (9)}) ({RR} 9. c4 Nxe5 10. cxd5 O-O-O 11. Nc3 Nf6 12. Bg5 Bd6 13. g3 Rhe8 14. Rc1 Kb8 15. Bxf6 gxf6 16. Ne4 Nxf3+ 17. Bxf3 Bb5 18. Re1 exd5 19. Nxf6 Rxe1+ 20. Qxe1 Qf7 21. Qc3 Rf8 {0-1 Kindermann,S (2490)-Lobron,E (2505) Zonal Beersheba 1985}) ({RR} 9. c4 O-O-O 10. Bg5 Nge7 11. Nc3 Nxe5 12. cxd5 Be8 13. Re1 Nf7 14. Bh4 exd5 15. Rc1 Bc6 16. b4 cxb4 17. Nb5 Qb6 18. Nfd4 Rd7 19. Bg4 g5 20. Bxd7+ Kxd7 21. Qg4+ {1-0 Hecht,H (2430)-Meyer,H (2330) Bundesliga 8889 1988 [7]}) 9... O-O-O 10. Bxc6 Bxc6 11. Ng5 Re8 12. Be3 Nh6 13. f4 Nf7 14. Nxf7 Qxf7 15. Nd2 Rd8 16. Nb3 h6 17. a4 Qg6 18. Qe2 b6 19. Rf2 Kb7 20. h3 Be7 21. Qc2 Qe8 22. Nc1 Bh4 23. Rd2 Qg6 24. Qb3 d4 25. cxd4 cxd4 26. f5 Qxf5 27. Bxd4 Rxd4 28. Qc2 Rxd2 29. Qxd2 Rd8 30. Qe2 Qe4 31. Qxe4 Bxe4 32. Ne2 Rd2 33. Nc3 Rxg2+ 34. Kf1 Bc6 35. Nb5 Rf2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "53"]
[White "Chaves, Jorge Antonio Torres"]
[Black "Vaz, Vania Dora Madona"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1924"]
[BlackElo "1502"]
[Annotator "Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 Nge7 7. Na3 ({RR} 7. dxc5 Qxc5 8. Be3 Qa5 9. Nbd2 Ng6 10. Bxg6 hxg6 11. Nb3 Qc7 12. Bf4 f6 13. Qe2 g5 14. Bg3 g4 15. Nfd4 Nxe5 16. O-O-O Bd7 17. f4 gxf3 18. gxf3 O-O-O 19. f4 Nc4 20. Nxe6 Bxe6 21. Qxe6+ Qd7 {½-½ Firouzja,A (2737)-Nakamura,H (2794) Bullet Chess Winners 2024 (5.26)}) 7... a6 8. Nc2 Nf5 9. O-O Be7 $146 ({RR} 9... cxd4 10. cxd4 Be7 11. b3 Nfxd4 12. Nfxd4 Nxd4 13. Nxd4 Qxd4 14. Bb5+ {1-0 Bertuolo,S (1514)-Carugati,V (1438) Ceriano Laghetto Inverno op 2007 (2)}) 10. Re1 O-O 11. g4 c4 12. Bf1 Nh4 13. Nxh4 Bxh4 14. g5 Ne7 15. Qh5 Ng6 16. b3 f6 17. gxf6 gxf6 18. Bh6 Rf7 19. bxc4 fxe5 20. Be3 e4 21. Kh1 Bxf2 22. Re2 Bxe3 23. Rxe3 Qd8 24. Rg3 Qf6 25. Ne3 Rg7 26. Ng4 Qe7 27. Bh3 Bd7 28. Rag1 Rf8 29. Nh6+ Kh8 30. cxd5 exd5 31. Bf5 Bxf5 32. Nxf5 Rxf5 33. Qxf5 Rf7 34. Qxd5 e3 35. Re1 b6 36. Rxg6 hxg6 37. Qe5+ Qf6 38. Qxf6+ Rxf6 39. Rxe3 Kg7 40. Kg2 b5 41. Re7+ Rf7 42. Rxf7+ Kxf7 43. Kf3 Ke6 44. Ke4 a5 45. d5+ Kd6 46. Kd4 g5 47. h3 a4 48. a3 b4 49. cxb4 Kd7 50. Kc5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Dos Santos, Thiago L Verbicario"]
[Black "Pontes, Luiz Felizola Lima"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1897"]
[BlackElo "1777"]
[Annotator "Chessbase"]
[PlyCount "96"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. e4 e6 6. e5 Qb6 7. Nf3 Nge7 8. Bd3 Bd7 9. Bc2 ({RR} 9. Bb1 Rc8 10. O-O Ng6 11. h4 Be7 12. g3 O-O 13. h5 Nh8 14. Qd3 g6 15. a3 f5 16. exf6 Rxf6 17. Ne2 Rcf8 18. Bf4 Rf5 19. hxg6 Nxg6 20. Qd2 R5f6 21. Bxg6 Rxg6 22. Rae1 Bf6 23. Nc3 Nxd4 {0-1 Martinez Ramirez,L (2415)-Perez Rodriguez,J (2254) Titled Tue 7th Feb Early 2023 (1)}) ({RR} 9. Be3 a6 10. O-O Ng6 11. h4 Be7 12. h5 Nh4 13. Nxh4 Bxh4 14. Qg4 Be7 15. Qxg7 O-O-O 16. Na4 Qa5 17. Nc5 Rhg8 18. Qh6 Bxc5 19. dxc5 Nxe5 20. Bxh7 Ng4 21. Qf4 Rg7 22. Bd3 Nxe3 23. Qxe3 Rdg8 {1-0 Dmitrenko,V (2395)-Donatti,A (2193) Titled Tue 5th Mar Early 2024 (5)}) 9... Ng6 10. h4 Rc8 $146 ({RR} 10... Bb4 11. h5 Nge7 12. h6 gxh6 13. Bxh6 O-O-O 14. Bg5 h5 15. Bf6 Rhg8 16. g3 Rg4 17. a3 Ba5 18. O-O Bxc3 19. bxc3 Rdg8 20. Bh7 Re8 21. Rb1 Qc7 22. Ng5 Ng8 23. Nxf7 Nxf6 24. Nd6+ Kd8 25. Nxb7+ {0-1 Viskelis,D (2223)-Agibileg,U (2413) Titled Tuesday intern op 19th Jan blitz 2021 (5)}) 11. h5 Nge7 12. O-O g6 13. a3 Nf5 14. Bxf5 gxf5 15. Bg5 Na5 16. Qe2 Nb3 17. Rad1 Rxc3 18. bxc3 Bb5 19. c4 Bxc4 20. Qc2 Bxa3 21. Rb1 a5 22. Nd2 a4 23. Nxc4 dxc4 24. Qxc4 Qc6 25. Qxc6+ bxc6 26. Rfd1 Kd7 27. Rd3 Rb8 28. Rd2 Bc1 29. Ra2 Bxg5 30. Rxa4 Kc8 31. Ra7 Nxd4 32. Rxb8+ Kxb8 33. Rxf7 c5 34. Rxh7 c4 35. h6 Bxh6 36. Rxh6 c3 37. Rh1 c2 38. Kh2 Ne2 39. f3 c1=Q 40. Rxc1 Nxc1 41. g4 fxg4 42. fxg4 Nd3 43. Kg3 Kc7 44. g5 Nxe5 45. Kf4 Kd6 46. Ke4 Ng6 47. Kf3 Ke5 48. Kg4 Ke4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "47"]
[White "Vieira, Luana Saddi"]
[Black "Silva, Clara De Oliveira"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1705"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. e5 e6 6. Nc3 Bb4 7. Nf3 Bxc3+ ({RR} 7... f6 8. a3 Bxc3+ 9. bxc3 fxe5 10. dxe5 Nge7 11. Bd3 Nf5 12. O-O O-O 13. c4 dxc4 14. Bxc4 Qc7 15. Bb2 {½-½ Mirzoev,A (2443)-Pavlenko,O (2277) Dubai op 1999 (7)}) 8. bxc3 a6 $146 ({RR} 8... Nge7 9. Bd3 O-O 10. O-O Nf5 11. Bxf5 exf5 12. Re1 Qa5 13. Qd2 Qc7 14. Qc2 Ne7 15. Rb1 Be6 {½-½ Danko,D-Benacka,B SVK-chT3B 9900 1999}) ({RR} 8... Qa5 9. Bd2 Qd8 10. Bd3 Nge7 11. O-O O-O 12. Bxh7+ Kxh7 13. Ng5+ Kg8 14. Qh5 Re8 15. Qxf7+ Kh8 16. Qh5+ Kg8 17. Qh7+ Kf8 18. Qh8+ Ng8 19. Qh5 Re7 20. Nh7# {1-0 Sahin,Z (1385)-Tcaciuc,S (1105) ECTCC Youth 2023 (8.4)}) ({RR} 8... Nge7 9. Bd3 O-O 10. Bg5 b6 11. O-O h6 12. Bh4 Kh8 13. Ng5 Qe8 14. Nh7 Rg8 15. Nf6 gxf6 16. Bxf6+ Rg7 17. Bxg7+ Kxg7 18. Qf3 Ng6 19. Qf6+ Kg8 20. h4 Qe7 21. Bxg6 Qxf6 22. Bh7+ Kxh7 23. exf6 {0-1 Piochacz,P-Schmidt Bundschuh,S GER-ch U13 Pinneberg 1996 (5)}) ({RR} 8... Nge7 9. Bd3 h6 10. a4 Bd7 11. O-O O-O 12. Ba3 Re8 13. Qd2 Rc8 14. g4 Ng6 15. Bxg6 fxg6 16. Qd3 g5 17. Nd2 Na5 18. Bb4 Nc6 19. Bd6 Na5 20. f4 gxf4 21. Rxf4 Nc4 22. Nxc4 Rxc4 23. Raf1 {1-0 Wolski,J (1993)-Bulakowski,A (1724) Wisla op 2009 (6)}) 9. a4 Rb8 10. Bd3 Na5 11. O-O b5 12. Ba3 Nc4 13. Qb3 Ne7 14. Rfb1 O-O 15. Qb4 Re8 16. Ng5 h6 17. Bxc4 dxc4 18. Ne4 Nd5 19. Qc5 Re7 20. Qd6 Rd7 21. Qxb8 Rb7 22. Qd6 Rd7 23. Qf8+ Qxf8 24. Bxf8 Kxf8 25. axb5 axb5 26. Rxb5 f5 27. exf6 gxf6 28. Rb8 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "22"]
[White "Martins De Aguiar, Marina"]
[Black "Vaz, Osvaldo Jose"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1929"]
[BlackElo "1755"]
[Annotator "Chessbase"]
[PlyCount "125"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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. Nc3 a6 14. Rc1 Bf4 ({RR} 14... h6 15. Bh4 Nh5 16. Bg3 Nxg3 17. hxg3 Qf7 18. Bb1 Bd7 19. Na4 g5 20. Nc5 Bxc5 21. Rxc5 Qf6 22. Re1 g4 23. Qc2 Rf7 24. Ne5 Nxe5 25. dxe5 Qg5 26. Rc7 Rd8 27. Qc3 Bc6 28. Rxf7 Kxf7 29. Qd4 {½-½ Gallagher,J (2558)-Jussupow,A (2628) SUI-chT Switzerland 2000}) 15. Bxf4 Qxf4 16. Ne2 ({RR} 16. Bb1 Bd7 17. Na4 Nxd4 18. Nxd4 Bxa4 19. Qxa4 e5 20. Rcd1 exd4 21. Rxd4 Qe5 22. Qd1 Rac8 23. Re1 Qc7 24. g3 Qb6 25. b3 Rc1 26. Qxc1 Qxd4 27. Rd1 Qg4 28. Qd2 Re8 29. Bd3 Kh8 30. Bf1 h6 {0-1 Rocco,F (2123)-Peycheva,G (2270) Pardubice Czech op-A 31st 2020 (9)}) 16... Qd6 17. Re1 $146 ({RR} 17. Ng3 Bd7 18. Bb1 g6 19. Re1 Rae8 20. Ne5 Qb4 21. Nxc6 Bxc6 22. b3 Re7 23. Re3 Kg7 24. h3 Ne8 25. Qg4 Rxf2 26. Kxf2 Qd2+ 27. Ne2 Nf6 28. Qg3 Bb5 29. Re1 Rf7 30. Kg1 Nh5 31. Qe5+ Kh6 {1-0 Ferry,E-Cox,A Southend op 2007 (5)}) 17... Bd7 18. Ng3 Qf4 19. Bb1 Rf7 20. Qd3 Raf8 21. Rcd1 g6 22. Qe3 Ng4 23. Qxf4 Rxf4 24. Ne2 R4f7 25. Nc1 Kg7 26. Nd3 b6 27. h3 Nh6 28. Nfe5 Nxe5 29. Nxe5 Re7 30. Nxd7 Rxd7 31. Rxe6 Rdf7 32. Rf1 Rf6 33. Rxf6 Rxf6 34. f4 Nf7 35. Bc2 Nd6 36. Bd3 a5 37. g3 Re6 38. Kf2 Nc4 39. Bxc4 dxc4 40. a4 Kf6 41. Rc1 b5 42. axb5 Rb6 43. Rxc4 Rxb5 44. Rc2 Rb3 45. Rd2 Ke6 46. d5+ Kd6 47. Kg2 Re3 48. Kh2 Rf3 49. Kg2 Re3 50. h4 Rb3 51. Kh3 Re3 52. h5 gxh5 53. Kh4 Rf3 54. Re2 Rb3 55. Rd2 Rf3 56. Kxh5 Rxg3 57. Kh4 Rg7 58. Kh5 Rg3 59. Rd4 Rg2 60. b3 Rg3 61. Kh6 Rxb3 62. Kxh7 Rb4 63. Rd3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "53"]
[White "Gomes, Carlos"]
[Black "De Souza, Marcus Vinicius Nora"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1695"]
[Annotator "Chessbase"]
[PlyCount "27"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Be7 9. O-O O-O 10. h3 ({RR} 10. a4 b6 11. a5 Bb7 12. c3 c5 13. dxc5 bxc5 14. Qe2 Rb8 15. Rd1 Qc7 16. Ne5 Ba8 17. f4 g6 18. a6 Rfd8 19. c4 Rd6 20. Be3 Qc8 21. f5 exf5 22. Bf4 Nh5 23. Nxf7 Kxf7 24. Bxd6 Bxd6 {0-1 Pogosian,V (2289)-Khusenkhojaev,M (2397) Petrovskaya Ladya GM 2008 (11)}) 10... b6 11. c3 ({RR} 11. Re1 Bb7 12. Bf4 c5 13. dxc5 Bxc5 14. a3 Qd5 15. Qe2 Rfd8 16. Rad1 Qh5 17. Ne5 Qh4 18. Bg3 Qxg3 19. Nf3 Nh5 {0-1 Opasiak,D (1773)-Villiers,T (2173) London Kings Place Rapid op 6th 2018 (1)}) 11... Bb7 12. Bc2 $146 ({RR} 12. Re1 c5 13. dxc5 Bxc5 14. Bf4 Be7 15. Qe2 Nd5 16. Bg3 Qc8 17. Rad1 Nf6 18. Nd4 g6 19. Be5 Nd7 20. Bf4 Bf6 21. Nb5 Qc6 22. f3 e5 23. Be4 Qc8 24. Nd6 Qc7 25. Bxb7 exf4 26. Bxa8 Rxa8 {1-0 Tripi,N (1858)-Nicolis,C (1830) Genova op 15th 2014 (3)}) ({RR} 12. Bc4 c5 13. Bf4 Bxf3 14. Qxf3 cxd4 15. Rad1 Qc8 16. Rxd4 Bc5 17. Rd2 Bxf2+ 18. Rdxf2 Qxc4 19. Bd6 Rfe8 20. Be5 Qh4 21. Qb7 Qh5 22. Bxf6 gxf6 23. Rxf6 Rf8 24. Rxf7 Rxf7 25. Qxa8+ Kg7 26. Rxf7+ Qxf7 {1-0 Aleshin,N (2254)-Ruchkin,Y (2275) Tula-ch fin 2007 (1)}) ({RR} 12. Re1 h6 13. Bf4 c5 14. dxc5 Bxc5 15. Qe2 Qe7 16. Rad1 Rad8 17. Bc2 Rxd1 18. Rxd1 Rd8 19. b4 Bd6 20. Bxd6 Rxd6 21. a3 Rc6 22. c4 Rc7 23. Ne5 Qe8 24. Rd4 g6 25. Qd2 Kg7 26. Rd8 Qe7 {1-0 Andrade,F (1948)-Da Costa,L (2010) BRA Bahia Region 2013 (3.2)}) 12... Be4 13. Bxe4 Nxe4 14. Be3 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "10"]
[White "Spina, Deris Eduardo"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1823"]
[BlackElo "2244"]
[Annotator "Chessbase"]
[PlyCount "93"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. O-O-O c4 10. f5 b5 11. f6 gxf6 12. Bh6 fxe5 ({RR} 12... b4 13. Qf4 Kh8 14. Bxf8 Bxf8 15. Nb1 fxe5 16. dxe5 Bg7 17. Bxc4 dxc4 18. Ng5 Ncxe5 19. Qxe5 Bxe5 20. Nxf7+ Kg8 21. Nxd8 Bf4+ 22. Rd2 Nc5 23. Nc6 Ne4 24. Rf1 Bh6 25. Kd1 Nxd2 26. Nxd2 Bb7 27. Na5 {½-½ Quparadze,G (2514)-Gunduz,U (2329) 9th Cesme Open A 2023 (1.6)}) 13. Qf2 Kh8 14. Bxf8 Bxf8 $146 ({RR} 14... Qxf8 15. dxe5 b4 16. Nb5 Ndxe5 17. Nbd4 Qg7 18. Be2 Bf6 19. Nxe5 Nxd4 20. Rxd4 Bxe5 21. Rg4 Qh6+ 22. Kb1 f5 23. Qh4 Qf8 24. Rg6 Bd7 25. Rh6 Qg7 26. g4 Bxb2 27. gxf5 exf5 28. Rd6 Ba1 29. Kc1 {0-1 Maes,T (1950)-Steindl,J (2141) EU-ch U18 26th 2016 (7)}) 15. dxe5 b4 16. Nxd5 exd5 17. Rxd5 Qe7 18. Rd6 Ndxe5 19. Nxe5 Nxe5 20. Qf6+ Qxf6 21. Rxf6 c3 22. Be2 cxb2+ 23. Kb1 Be6 24. Re1 Nc4 25. Bxc4 Bxc4 26. Rf4 Be6 27. Kxb2 Rc8 28. Kb1 Bg7 29. Ref1 Bc3 30. h4 Rc5 31. Rxf7 Bxf7 32. Rxf7 Re5 33. a4 bxa3 34. Ka2 Bb4 35. g4 Re4 36. h5 Rxg4 37. h6 Kg8 38. Rc7 Bf8 39. Rc8 Rg5 40. c4 Rc5 41. Rb8 Rxc4 42. Ra8 Rc6 43. Rxa7 Rxh6 44. Ra8 Rg6 45. Rb8 h5 46. Rb5 Rg2+ 47. Ka1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "53"]
[White "Soares, Bruno Marins"]
[Black "Vaz, Vania Dora Madona"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1800"]
[BlackElo "1502"]
[Annotator "Chessbase"]
[PlyCount "86"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Be2 f6 ({RR} 8... b6 9. O-O O-O 10. Qd2 f5 11. Nd1 cxd4 12. Nxd4 Nxd4 13. Bxd4 Nc5 14. Nf2 Bb7 15. b4 Ne4 16. Nxe4 dxe4 17. a3 Rc8 18. c4 Kh8 19. Be3 Qe8 20. Rad1 Rd8 21. Qc1 Rc8 22. g3 Bd5 23. Rd4 {1-0 Popov,I (2596)-Levin,E (2505) RUS-ch rapid 2016 (10)}) 9. Bb5 $146 ({RR} 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. O-O f5 12. Qe1 Qb6 13. Qf2 a6 14. a3 Nd7 15. Qxb6 Nxb6 16. Rad1 Ke7 17. h3 Bd7 18. Nd4 Nxd4 19. Rxd4 Bc6 20. g4 g6 21. Rb4 Nd7 22. Na4 Bxa4 23. Rxa4 b5 {½-½ Korzhova,I (1576)-Feofilova,E (1762) Irkutsk Region-ch (Women) 2011 (2)}) ({RR} 9. exf6 Nxf6 10. dxc5 O-O 11. O-O Qa5 12. Qd2 Bxc5 13. Rae1 Ng4 14. Bxc5 Qxc5+ 15. Kh1 Nf2+ 16. Rxf2 Qxf2 17. Qd3 Ne5 18. fxe5 Rxf3 19. Qd1 Rf8 20. Rf1 Qc5 21. Rxf8+ Qxf8 22. Bd3 Bd7 23. Qh5 g6 {0-1 Zaksaite,S (2217)-Su,D (1922) Titled Tue 12th Sep Late 2023 (11)}) ({RR} 9. exf6 Nxf6 10. O-O cxd4 11. Nxd4 O-O 12. Kh1 a6 13. Bg1 Qc7 14. Qe1 Bb4 15. Qg3 Bd6 16. Qh4 Ne7 17. Bd3 Nf5 18. Nxf5 exf5 19. Rf3 b5 20. a3 Bb7 21. Ne2 g6 22. Raf1 Ne4 23. Bxe4 dxe4 {1-0 Lovberget,E (1322)-Nilsen,J (1244) Asker CC-ch A 2015 (6)}) ({RR} 9. exf6 Bxf6 10. Ne5 Bxe5 11. fxe5 cxd4 12. Bxd4 O-O 13. Bf2 Ndxe5 14. O-O Ng6 15. Re1 Nf4 16. Bg4 h5 17. Bxh5 Qg5 18. Bf3 Nh3+ 19. Kf1 Nxf2 20. Kxf2 Ne5 21. Qd4 Nxf3 22. gxf3 Qf5 23. Qd3 Qh3 {1-0 Hendriksz,G (1696)-Pretorius,W (1668) RSA-chT Regions 2016 (2.3)}) 9... O-O 10. Bxc6 bxc6 11. Qd2 Rb8 12. b3 Ba6 13. Na4 cxd4 14. Nxd4 Qc8 15. Nxe6 Rf7 16. Nec5 fxe5 17. Nxd7 Qxd7 18. O-O-O d4 19. Qa5 Qc8 20. Bf2 Rb5 21. Qe1 Rxf4 22. Bg3 Ba3+ 23. Kb1 Rf5 24. Nb2 Bb4 25. Qe4 Bb7 26. Nc4 c5 27. Qe2 Qc6 28. Bxe5 Qe4 29. Qxe4 Bxe4 30. Nd6 Rxe5 31. Nxb5 a6 32. Nd6 Bxg2 33. Nc4 Re6 34. Rhg1 Bf3 35. Rdf1 Be4 36. Rf2 d3 37. Ne3 Bc3 38. Rd1 Bd4 39. Rdf1 dxc2+ 40. Kc1 Bxe3+ 41. Rd2 Bxd2+ 42. Kxd2 Rd6+ 43. Ke3 Rd1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "60"]
[White "Soares, Bruno Marins"]
[Black "Nunes, Agatha Hurba"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1800"]
[BlackElo "1906"]
[Annotator "Chessbase"]
[PlyCount "24"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 O-O 8. Qd2 b6 9. O-O-O Bb7 ({RR} 9... Be7 10. Bc4 Bb7 11. Rhe1 Bd5 12. Bxd5 exd5 13. Ng3 Nd7 14. Nf5 Bf6 15. Ne5 Bxe5 16. dxe5 Nc5 17. f4 Qd7 18. g4 Qa4 19. Kb1 Rad8 20. h3 Qe8 21. Ng3 d4 22. f5 Kh8 23. f6 gxf6 24. exf6 {1-0 Degraeve,J (2589)-Arnold,L (2431) FRA-chT France 2001 (6.3)}) 10. Nxf6+ Qxf6 11. Ne5 ({RR} 11. Kb1 Bxf3 12. gxf3 Rd8 13. Bd3 c5 14. Qe2 Nd7 15. Qe4 g6 16. h4 Qxd4 17. Qb7 Qf6 18. h5 Ne5 19. hxg6 hxg6 20. Be4 Rxd1+ 21. Rxd1 Rd8 22. Rh1 Nc4 23. c3 Nd2+ 24. Ka1 Nxe4 25. Qxe4 Rd5 {½-½ Storey,C (2159)-Belov,A (2421) Titled Tue 13th Aug Early 2024 (4)}) 11... c5 12. f4 $146 ({RR} 12. Ng4 Qe7 13. dxc5 Nc6 14. Qd7 Qg5+ 15. Ne3 Rab8 16. cxb6 Qa5 17. Bc4 Ne5 18. Qb5 Nxc4 19. Qxc4 Ba6 20. Qc3 Qxb6 21. b3 Rfc8 22. Qd4 Qa5 23. Kb2 Be2 24. Qd2 Qe5+ 25. Qd4 Qa5 26. Rc1 e5 {1-0 Srebrnic,V (2225)-Vospernik,A SLO-ch Slovenia 1991}) ({RR} 12. Qe3 cxd4 13. Rxd4 Qe7 14. Bd3 h6 15. Rg4 Qf6 16. h4 Kh8 17. Rh3 a5 18. Rhg3 Ba6 19. Rxg7 Qxg7 20. Rxg7 Kxg7 21. Ng4 Rh8 22. Qd4+ Kg8 23. Nf6+ Kf8 24. Qd8+ Kg7 25. Nh5# {1-0 Maksimov,V (2078)-Ivanov,A (1779) SFR-ch Seniors 2008 (1)}) 12... Rd8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "23"]
[White "Da Silva, Lucas Pereira Mendes"]
[Black "Vaz, Osvaldo Jose"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2088"]
[BlackElo "1755"]
[Annotator "Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 O-O 8. Nf3 a6 9. Bd3 g6 ({RR} 9... f6 10. h4 fxe5 11. fxe5 h6 12. Ne2 c5 13. c3 Nc6 14. Qd2 Rf7 15. O-O-O Nf8 16. Nf4 Bd7 17. h5 b5 18. Bg6 Nxg6 19. hxg6 Rff8 20. dxc5 Qxc5 21. Nh5 Qe7 22. Nxg7 Qxg7 23. Rxh6 Nxe5 24. Nxe5 {1-0 Mirzoev,E (2476)-Naumkin,I (2418) Novi Sad TS IM 102nd 2019 (8)}) ({RR} 9... f6 10. O-O c5 11. exf6 Rxf6 12. dxc5 Nxc5 13. Ne5 Nc6 14. Nxc6 bxc6 15. Ne2 a5 16. Nd4 Nxd3 17. Qxd3 Ba6 18. Nxc6 Qd6 19. Qc3 Bxf1 20. Rxf1 Ra6 21. Ne7+ Qxe7 22. Qc8+ Qf8 23. Qxa6 Qc5+ 24. Kh1 {½-½ Thake,C (1853)-Bongo Akanga Ndjila,B (1894) Titled Tue 2nd Jul Late 2024 (8)}) ({RR} 9... h6 10. Qd2 c5 11. dxc5 Nc6 12. O-O-O b5 13. Ne2 Nxc5 14. Kb1 Qa7 15. Ned4 Bd7 16. Nxc6 Bxc6 17. Nd4 Bd7 18. g4 b4 19. f5 f6 20. exf6 Rxf6 21. g5 hxg5 22. fxe6 Nxe6 23. Nxe6 Bxe6 24. Qxg5 {1-0 Gauche,C (2191)-Vaz,O (1639) II Rio Chess Open 2023 (1.23)}) 10. h4 c5 11. dxc5 $146 ({RR} 11. h5 cxd4 12. Ne2 Kg7 13. Qd2 f5 14. hxg6 h6 15. O-O-O Nc5 16. Nexd4 Nc6 17. g4 Nxd4 18. Nxd4 Ne4 19. Bxe4 fxe4 20. f5 Qg5 21. Qxg5 hxg5 22. Rh7+ Kg8 23. f6 {1-0 Vasilev,M (2397)-Todorov,T (2009) BUL-ch 84th Sofia 2020 (5)}) ({RR} 11. h5 c4 12. Bf1 Kg7 13. Ng5 h6 14. Nf3 Nc6 15. Qd2 b5 16. hxg6 fxg6 17. f5 Rxf5 18. Qxh6+ Kf7 19. Qh7+ Ke8 20. Qxg6+ Qf7 21. Qg3 Nf8 22. Ne2 Nb4 23. Kd2 Ra7 24. Nh4 Rh5 25. Nf4 Rh7 {1-0 Chong,C (2063)-Bakri,A (1904) Kuala Lumpur op 7th 2010 (4)}) 11... Nxc5 12. h5 Nc6 13. Ng5 Nxd3+ 14. Qxd3 Nxe5 15. Qg3 f6 16. hxg6 fxg5 17. fxe5 Qg7 18. Rh5 h6 19. Qh2 Rf4 20. O-O-O Rh4 21. Rxh4 gxh4 22. Rd4 Bd7 23. Rxh4 Be8 24. Qf4 Bxg6 25. Rxh6 Rf8 26. Qg5 Bf5 27. Qxg7+ Kxg7 28. Rh1 Rc8 29. Rh4 Kg6 30. Kd2 Kg5 31. Rb4 Rc7 32. g3 Bg6 33. Rf4 Bf5 34. b3 Rh7 35. Ne2 Rh2 36. Ke3 Rg2 37. Kf3 Rh2 38. c3 b5 39. a4 Bc2 40. Nd4 Bd1+ 41. Ke3 Bg4 42. axb5 axb5 43. b4 Rg2 44. Nf3+ Bxf3 45. Rxf3 Kg4 46. Rf6 Rxg3+ 47. Kd4 Rf3 48. Rxe6 Rf4+ 49. Kxd5 Rc4 50. Rc6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "1"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Brito, Vicente De Paulo Alencar"]
[Result "1-0"]
[ECO "C16"]
[WhiteElo "2560"]
[BlackElo "1865"]
[Annotator "Chessbase"]
[PlyCount "69"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Qg4 Bf8 6. Bb5+ c6 7. Ba4 a5 8. a3 h5 ({RR} 8... Ba6 9. Nce2 Bb5 10. Bxb5 cxb5 11. Ng3 Qc8 12. c3 Qc4 13. N1e2 Nc6 14. f4 g6 15. Qf3 Nce7 16. Nf1 h5 17. Ne3 Qc6 18. h3 h4 19. Qf2 Nf5 20. Nxf5 gxf5 21. Ng1 Ne7 22. Nf3 Ng6 23. O-O {1-0 Perunovic,M (2572)-Markovic,M (2458) Boskovic Memorial 2009 (2.1)}) ({RR} 8... Ba6 9. Nce2 Qd7 10. h4 Bc4 11. c3 Bd3 12. Qh3 Bc4 13. h5 h6 14. f4 f5 15. exf6 gxf6 16. Nf3 Bd6 17. Nh4 Ne7 18. Bc2 c5 19. f5 exf5 20. Nxf5 Nxf5 21. Bxf5 Qe7 22. Qe3 Ra7 23. Rh3 {0-1 Froewis,A (2123)-Danielian,E (2431) 23rd ch-EUR Indiv w 2023 (2.32)}) 9. Qf3 $146 ({RR} 9. Qh3 Ba6 10. Nce2 g5 11. g4 Bg7 12. gxh5 f5 13. exf6 Qxf6 14. Nf3 Bh6 15. Qg4 Ra7 16. Ne5 Ne7 17. c3 O-O 18. Be3 Nf5 19. O-O-O b5 20. Bc2 b4 21. Rdg1 Rg7 22. Ng6 bxa3 23. bxa3 Nxe3 {1-0 Siniauski,A (2320)-Yakimenko,A (2059) Chigorin Memorial 28th 2021 (5)}) ({RR} 9. Qh3 Ba6 10. Nf3 b5 11. Bb3 Nd7 12. Ne2 c5 13. Nf4 Qb6 14. O-O c4 15. Ba2 g6 16. c3 Be7 17. Bb1 Nh6 18. Bxg6 O-O-O 19. Bc2 h4 20. Ne2 Rdg8 21. Bxh6 Rxh6 22. Ne1 Kb8 23. Kh1 f5 {0-1 Pantelic,S (2170)-Tosic,S (2290) Belgrade-chT 2007 (8)}) 9... b5 10. Bb3 Qb6 11. Nce2 c5 12. c3 Nc6 13. Be3 cxd4 14. cxd4 a4 15. Bc2 b4 16. Nh3 bxa3 17. bxa3 Qa5+ 18. Bd2 Qa7 19. Bc3 Bd7 20. Ng5 Nd8 21. O-O Bb5 22. Rfb1 Bc6 23. Nf4 Ne7 24. Nxh5 Nf5 25. Bxf5 exf5 26. Nf4 Be7 27. Qg3 O-O 28. Bb4 Bxb4 29. Qh4 Re8 30. Rxb4 Ne6 31. Nfxe6 fxe6 32. Qh7+ Kf8 33. Qh8+ Ke7 34. Qxg7+ Kd8 35. Nf7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "8"]
[White "Martins De Aguiar, Marina"]
[Black "Pires, Marcos Vinicius Torsani"]
[Result "0-1"]
[ECO "C22"]
[WhiteElo "1929"]
[BlackElo "2212"]
[Annotator "Chessbase"]
[PlyCount "140"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Bc4 d6 9. Nf3 Be6 10. Bxe6 Rxe6 11. Ng5 Re8 12. f3 ({RR} 12. a3 Bxc3 13. Bxc3 h6 14. h4 a5 15. f4 Qe7 16. Qg3 Rad8 17. Kb1 b5 18. Bxf6 Qxf6 19. Rd5 Nd4 20. Qd3 c5 21. e5 Qg6 22. e6 hxg5 23. f5 Qh6 24. c3 fxe6 25. fxe6 Nxe6 26. g3 Qh7 {0-1 Nepomniachtchi,I (2770)-Caruana,F (2796) SuperUnited CRO Blitz 2024 (10.1)}) 12... d5 13. Qf4 $146 ({RR} 13. Qf2 d4 14. Ne2 Bxd2+ 15. Rxd2 h6 16. h4 Qe7 17. Nxd4 Nxd4 18. Rxd4 hxg5 19. hxg5 Nh7 20. f4 f6 21. g6 Nf8 22. f5 Qe5 23. Qh4 Nxg6 24. Qh7+ Kf8 25. fxg6 Qxd4 26. Qh8+ Ke7 27. Qxg7+ Ke6 {0-1 Jimenez Fernandez,R (2094)-Kacharava,N (2527) Titled Tue 7th May Early 2024 (1)}) ({RR} 13. Qf2 d4 14. Ne2 Bc5 15. Ng3 a5 16. Nf5 Ne7 17. g4 a4 18. Rhe1 a3 19. b3 Nxf5 20. gxf5 h6 21. Nh3 Qd6 22. Bf4 Qb6 23. Rd3 Rad8 24. Rg1 Bf8 25. Qh4 Kh8 26. Bg5 Rd6 27. Nf4 Nh7 {0-1 Siamidis,D (2093)-Atanasov,R (2252) Nikaia op 17th 2009 (6)}) ({RR} 13. Qf2 d4 14. Nb5 Bc5 15. Bf4 Bb6 16. Qd2 Qe7 17. Na3 Bc5 18. Nb5 Bb6 19. Na3 Rad8 20. Nc4 Bc5 21. Qd3 h6 22. Nh3 b5 23. Nd2 a6 24. Nb3 Bb6 25. Qd2 Ne5 26. Bxh6 gxh6 27. Qxh6 Nh7 {0-1 Suminski,B (1600)-Kravtsiv,M (2598) Ukrainian Chess Warriors rapid 2024 (1.1)}) 13... Bd6 14. Qh4 d4 15. Ne2 h6 16. Nh3 Nd7 17. Qxd8 Raxd8 18. Bf4 Nb6 19. Ng3 Be5 20. Nf5 Kh7 21. Bxe5 Rxe5 22. Nf4 g6 23. Ng3 Ra5 24. a3 Ne5 25. h4 h5 26. Nge2 c5 27. Nc3 Kg7 28. Ncd5 Nxd5 29. Nxd5 Ra6 30. Nc7 Rc6 31. Nd5 Rcd6 32. b3 f5 33. Rhf1 fxe4 34. fxe4 Ng4 35. Rf3 R6d7 36. Re1 Re8 37. Kd2 Re5 38. Rf4 Rf7 39. Rxf7+ Kxf7 40. Rf1+ Kg7 41. Kd3 Re6 42. Rf4 Ne5+ 43. Kd2 Rd6 44. Nc7 Rc6 45. Ne8+ Kg8 46. Nf6+ Kh8 47. Nd5 Kg7 48. Ne7 Rf6 49. Rxf6 Kxf6 50. Nc8 a6 51. a4 Ke6 52. Nb6 Ng4 53. Nc4 Nf2 54. a5 Nxe4+ 55. Kd3 Ng3 56. Nd2 Kd5 57. Nf3 Nf5 58. Ke2 Ne3 59. Ne1 c4 60. Kf3 cxb3 61. cxb3 Ng4 62. Kf4 Ne5 63. g3 Nf7 64. Nd3 Nd6 65. Kg5 Ne4+ 66. Kxg6 Nxg3 67. Kg5 Ke4 68. Nc5+ Ke3 69. Nxb7 d3 70. Nd6 Ne4+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Santos, Valentim Do Carmo R"]
[Black "Borsato, Ana Carolina Teodor"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1800"]
[BlackElo "1892"]
[Annotator "Chessbase"]
[PlyCount "65"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Nc6 5. d4 exd4 6. cxd4 Bb6 7. Bb5 ({RR} 7. Nc3 Bg4 8. Bb5 Bxf3 9. gxf3 Qh4+ 10. Ke2 a6 11. Ba4 Kf8 12. Bxc6 bxc6 13. Be3 Ne7 14. Qg1 Rb8 15. f5 h6 16. Rc1 d5 17. Qg3 Qh5 18. Kf2 dxe4 19. fxe4 Rg8 20. Rhg1 g5 21. Na4 f6 {1-0 Savchenko,B (2562)-Boruchovsky,A (2525) Titled Tuesday intern op 2nd Oct blitz 2018 (10)}) ({RR} 7. Be3 Nf6 8. Nc3 O-O 9. Be2 Nxe4 10. Nxe4 Re8 11. Qd3 Bf5 12. Nfd2 d5 13. Qc3 Rxe4 14. Nxe4 Ba5 15. Ng3 Be4 16. Kf2 Bxc3 17. bxc3 f5 18. a4 b6 19. Nxe4 fxe4 20. g3 Na5 21. Rhb1 c6 {0-1 Nazari,A (2375)-Carre,S (2090) Titled Tue 9th Jan Late 2024 (1)}) 7... a6 8. Ba4 Ba7 $146 ({RR} 8... Bd7 9. O-O Nf6 10. Nc3 O-O 11. Kh1 Bg4 12. Be3 Re8 13. Qd3 Nxe4 14. Nxe4 Bf5 15. Nfd2 d5 16. Bxc6 bxc6 17. Qc3 Bxe4 18. Nxe4 Rxe4 19. Rae1 Qf6 20. Bg1 g6 21. Rxe4 dxe4 22. Rc1 Qxf4 23. Qxc6 {0-1 Maly,V-Litvak,M (2304) UKR-ch U16 sf 2006 (1)}) ({RR} 8... Bd7 9. O-O Qe7 10. Nc3 O-O-O 11. Kh1 Ba7 12. Re1 Qf8 13. Be3 Nb8 14. Rc1 Bxa4 15. Qxa4 Ne7 16. Qc4 Rd7 17. a4 f6 18. b4 Qd8 19. a5 d5 20. Qb3 dxe4 21. Nxe4 Nd5 22. Nc5 Bxc5 23. dxc5 {1-0 Hentzschel,E (1950)-Reinholz,S (2079) EU-chT Seniors 09th 2007 (7)}) ({RR} 8... d5 9. e5 Bg4 10. Bxc6+ bxc6 11. O-O Ne7 12. Nc3 c5 13. dxc5 Bxc5+ 14. Kh1 c6 15. Ne2 h6 16. Ned4 Qb6 17. Qa4 Bxf3 18. Nxf3 Nf5 19. Bd2 O-O 20. Rac1 Rfc8 21. Qc2 Ne3 22. Bxe3 Bxe3 23. Rce1 {1-0 Hendrik,M-Setiawan,J Jakarta Telin op 2011 (5)}) 9. d5 b5 10. dxc6 bxa4 11. Qxa4 Qe7 12. Nc3 Nf6 13. Bd2 O-O 14. O-O-O Re8 15. Rhe1 Be6 16. f5 Bc8 17. Nd5 Nxd5 18. exd5 Qf8 19. Rxe8 Qxe8 20. Re1 Qf8 21. g4 Bb6 22. h4 a5 23. Qe4 Ba6 24. Ng5 Bf2 25. f6 g6 26. Rh1 Re8 27. Qf3 Bd4 28. h5 Be2 29. Qf4 Be5 30. Qf2 Qh6 31. Ne6 Bxb2+ 32. Kc2 g5 33. Bxg5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "33"]
[White "Gomes, Carlos"]
[Black "Dos Santos, Gilvan Nobrega"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "1695"]
[BlackElo "1898"]
[Annotator "Chessbase"]
[PlyCount "137"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Qe7 3. Nc3 c6 4. d3 ({RR} 4. g3 d6 5. Bg2 Bg4 6. h3 Bh5 7. O-O g5 8. d4 h6 9. b3 Nf6 10. Qd3 Nbd7 11. a4 O-O-O 12. Ba3 Qe8 13. d5 cxd5 14. Nxd5 Nxd5 15. Qxd5 Nf6 16. Qa5 Bxf3 17. Bxf3 Kb8 18. Bc1 d5 {1-0 Cabrera Pino,A (2534)-Garcia Fernandez,C (2358) Cullera Magistral 2004 (2)}) 4... d6 ({RR} 4... g6 5. Be2 Bg7 6. O-O Nf6 7. Re1 d6 8. Bg5 O-O 9. h3 Nbd7 10. Rb1 h6 11. Bh4 g5 12. Bg3 Nh5 13. Bh2 Nf4 14. Kh1 Nf6 15. Ng1 Be6 16. Bf1 g4 17. Bxf4 exf4 18. a3 h5 19. f3 {1-0 Silva,A-Ludtke,E (1538) 9th Floripa Open 2023 (4.219)}) 5. Bg5 Qc7 $146 ({RR} 5... Nf6 6. Be2 h6 7. Bc1 Nbd7 8. O-O g6 9. h3 Bg7 10. Nh2 d5 11. exd5 Nxd5 12. Nxd5 cxd5 13. c4 dxc4 14. dxc4 f5 15. Qd5 Nb6 16. Qa5 Be6 17. b3 e4 18. Rb1 Kf7 19. Ba3 Qg5 20. Bc1 {0-1 Pogosian,V (2241)-Solovjov,S (2434) St Petersburg CYSS-2 IM 2006 (8)}) 6. h3 Be7 7. Qd2 Nf6 8. Be2 Nbd7 9. O-O Nf8 10. a3 Bd7 11. d4 Ng6 12. Bxf6 Bxf6 13. d5 c5 14. Rfd1 a6 15. Bf1 O-O 16. Ne2 Be7 17. c4 f5 18. Nc3 Qd8 19. Bd3 Nf4 20. exf5 Bxf5 21. Bxf5 Rxf5 22. Kh2 Qd7 23. Ng1 Bg5 24. Qc2 Raf8 25. Ne4 Bh6 26. Ng3 R5f7 27. Rf1 g5 28. Qd1 Kh8 29. f3 Bg7 30. Qc2 h5 31. Qd1 Bf6 32. Ne4 Be7 33. Rc1 Rh7 34. Ne2 g4 35. Nxf4 exf4 36. Rc2 Qf5 37. Rh1 Rg8 38. Qe1 gxf3 39. gxf3 Rg3 40. Qf1 Rhg7 41. Re2 R3g6 42. Qf2 Qd7 43. Rd1 Qd8 44. Qe1 Qg8 45. Qf1 Bh4 46. Kh1 Qc8 47. Kh2 Rg1 48. Qxg1 Rxg1 49. Rxg1 Qf5 50. Reg2 Bg3+ 51. Nxg3 fxg3+ 52. Rxg3 Qe5 53. Kh1 Qxb2 54. Rg8+ Kh7 55. R1g7+ Qxg7 56. Rxg7+ Kxg7 57. a4 Kf6 58. Kg2 Ke5 59. Kg3 Kd4 60. f4 Kxc4 61. Kh4 Kxd5 62. f5 c4 63. f6 Ke6 64. Kg5 Kf7 65. Kf4 Kxf6 66. Ke4 b5 67. Kd4 Ke6 68. h4 Kd7 69. a5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "5"]
[White "Do Valle Cardoso, Lucas"]
[Black "Moura, Eduardo Eugenio Chaves"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2365"]
[BlackElo "2056"]
[Annotator "Chessbase"]
[PlyCount "79"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 {ChessBase} d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. g4 g6 ({RR} 5... Nxg4 6. Rg1 Ngf6 7. Be3) 6. h3 ({RR} 6. g5 Nh5 7. Bh3 exd4 ({RR} 7... Nb6) 8. Nxd4 h6 ({RR} 8... Nc5 9. Bxc8 Qxc8) 9. Bxd7+ ({RR} 9. Bf5) 9... Bxd7 10. h4 Be7 ({RR} 10... Qe7 11. Qd3 O-O-O) 11. gxh6 Bxh4 12. Be3 c6 ({RR} 12... Qe7 13. Nf3 Bf6 14. Nd5 Qxe4 15. Rxh5) 13. Nf5 gxf5 ({RR} 13... Bxf5 14. exf5 Qe7 15. Qe2 Bf6 16. O-O-O) 14. Qxh5 Bf6 15. O-O-O Qe7 16. Bf4 O-O-O 17. Bxd6 ({RR} 17. Rxd6) 17... Qe6 18. e5 ({RR} 18. Kb1) 18... Bxe5 19. Bxe5 Qxe5 20. h7 Rde8 {½-½ Aronian,L (2805)-Vachier Lagrave,M (2768) Sinquefield Cup 2nd 2014 (8)} {RR} 21. Rhg1 Be6 22. Kb1) 6... Bg7 7. Be3 ({RR} 7. Bg5 c6 8. dxe5 dxe5 9. Qd6 Qe7 10. O-O-O Qxd6 11. Rxd6 Ke7 12. Rd1 h6 13. Bh4 g5 14. Bg3 Ne8 15. Ne1 Nc7 16. Ng2 Nb6 17. Ne3 f6 18. Be2 Be6 19. b3 Rad8 20. f3 h5 21. Rxd8 Kxd8 {1-0 Zampronha,W (2121)-Tokman,A (2389) Titled Tue 7th May Late 2024 (3)}) 7... O-O 8. dxe5 $146 ({RR} 8. Bg2 Re8 9. O-O c6 10. Qd2 b5 11. a3 a6 12. Rad1 Qc7 13. Ng5 h6 14. Nf3 h5 15. g5 Nh7 16. d5 c5 17. Ne2 a5 18. Nh4 b4 19. a4 Ba6 20. Kh2 Nhf8 21. Rg1 Nb6 22. b3 Nfd7 {1-0 Dolzhikova,O (2198)-Srebrnic,A (2198) EU-chT (Women) 19th 2013 (5.12)}) ({RR} 8. Qd2 Qe7 9. Bg2 c6 10. g5 Nh5 11. O-O-O Nb6 12. Qe2 Be6 13. d5 cxd5 14. Nxd5 Nxd5 15. exd5 Bd7 16. Nd2 Rfe8 17. Bf3 Bf5 18. Bxh5 Rac8 19. c3 gxh5 20. f3 Qd7 21. Ne4 Bg6 22. b3 Bxe4 {½-½ Vojta,J (2326)-Marsalek,Z (2195) Pardubice Czech op-E 33rd 2022 (5.1)}) ({RR} 8. Qd2 exd4 9. Nxd4 Re8 10. Bg2 Nc5 11. f3 c6 12. O-O-O d5 13. exd5 Nxd5 14. Nxd5 Qxd5 15. Kb1 Na4 16. f4 Qd8 17. Qb4 Rxe3 18. Qxa4 Qe8 19. Nb3 a5 20. Qc4 Be6 21. Qc5 Bxb3 22. axb3 a4 {0-1 Akhayan,R (2249)-Karamsetty,J (2280) Titled Tue 14th Nov Late 2023 (7)}) 8... dxe5 9. Qe2 c6 10. a4 a5 11. Nd2 Qe7 12. Nb3 Ne8 13. h4 Nc7 14. h5 g5 15. h6 Bf6 16. Qf3 Ne6 17. O-O-O Nd4 18. Nxd4 exd4 19. Bxd4 Bxd4 20. Rxd4 Ne5 21. Qg3 Bxg4 22. Be2 Bxe2 23. Nxe2 f6 24. Rhd1 Rfd8 25. Qb3+ Nf7 26. Ng3 Rxd4 27. Rxd4 Kf8 28. Nf5 Qc7 29. Kb1 Rd8 30. Ng7 Qe5 31. Ne6+ Ke7 32. Nxd8 Qxd4 33. Nxf7 Qb4 34. Qxb4+ axb4 35. Nh8 c5 36. Kc1 Kf8 37. Kd2 Kg8 38. Kd3 Kxh8 39. Kc4 Kg8 40. Kxc5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "20"]
[White "Serpa, Rafael Araujo"]
[Black "Dos Santos, Gilvan Nobrega"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2107"]
[BlackElo "1898"]
[Annotator "Chessbase"]
[PlyCount "98"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Qe7 3. Nc3 c6 4. d4 d6 5. Bc4 g6 ({RR} 5... Bg4 6. dxe5 dxe5 7. h3 Bh5 8. g4 Bg6 9. Bg5 f6 10. Be3 Nd7 11. Nh4 O-O-O 12. Qe2 Nb6 13. Bb3 Qc7 14. Bd2 Bc5 15. O-O-O Ne7 16. Nf5 Nxf5 17. exf5 Bf7 18. Ne4 Bxb3 19. axb3 Be7 20. Ba5 {½-½ Adams,M (2731)-Radjabov,T (2670) FIDE-Wch k.o. 2004 (6.4)}) 6. O-O ({RR} 6. Bg5 f6 7. Be3 Nh6 8. h3 Bg7 9. Qd2 Nf7 10. Bb3 O-O 11. O-O-O Kh8 12. g4 b5 13. dxe5 dxe5 14. Ne2 a5 15. a3 Na6 16. Ng3 a4 17. Ba2 b4 18. Qd3 Be6 19. Bxe6 Qxe6 20. Kb1 Rfb8 {1-0 Lagno,K (2532)-Antonova,N (1967) BRICS Games Blitz Team 2024 (6.4)}) 6... b5 $146 ({RR} 6... Bg7 7. h3 Nf6 8. a4 O-O 9. Re1 h6 10. Be3 Nh5 11. Qd2 Kh7 12. Rad1 Nd7 13. g4 Nhf6 14. dxe5 dxe5 15. Qd6 Qxd6 16. Rxd6 g5 17. Red1 Kg8 18. a5 Re8 19. a6 b5 20. Bb3 Nb8 21. Rd8 {1-0 Redin Miqueleiz,J-Munoz Perez,I San Sebastian op 1996}) ({RR} 6... Bg7 7. dxe5 dxe5 8. a4 Be6 9. Qe2 Nd7 10. b3 Bxc4 11. Qxc4 Qc5 12. Qd3 O-O-O 13. Ba3 Qa5 14. Rad1 Ngf6 15. Be7 Rde8 16. b4 Qc7 17. Bd6 Qb6 18. a5 Qa6 19. Qxa6 bxa6 20. Ng5 Rhg8 21. Nxf7 {1-0 Valerio,J-Etcheverry,P Playas de General Madariaga-10 1975 (5)}) ({RR} 6... Bg7 7. dxe5 dxe5 8. a4 Be6 9. Bxe6 Qxe6 10. b3 Nd7 11. Qe2 f6 12. Rd1 Nh6 13. Ba3 Nf7 14. a5 Bf8 15. Bxf8 Rxf8 16. Qe3 a6 17. Na4 Qe7 18. Rxd7 Qxd7 19. Nb6 Qd8 20. Nxa8 Qxa8 21. Rd1 {1-0 Markun,B (2266)-Veljkovic,B (2020) SLO-chT2W Bled 2003 (2)}) 7. Bb3 Bg7 8. dxe5 dxe5 9. a4 b4 10. Nb1 Nf6 11. Nbd2 O-O 12. Qe2 Nbd7 13. c3 Nh5 14. g3 Rb8 15. a5 Nc5 16. Bc4 Bg4 17. cxb4 Ne6 18. Qe3 Kh8 19. Bxe6 Bxe6 20. b3 f5 21. Bb2 fxe4 22. Nxe4 Bd5 23. Nfd2 Rf7 24. Ba3 Qd7 25. f3 Re8 26. b5 Bf8 27. Bxf8 Rfxf8 28. bxc6 Bxc6 29. Nc4 Ng7 30. Qd2 Qxd2 31. Ncxd2 Nf5 32. Rae1 Nd4 33. Re3 Nc2 34. Rc3 Nd4 35. Kf2 Re7 36. Rfc1 Bxe4 37. Nxe4 Ref7 38. Nd2 e4 39. f4 g5 40. Ke3 Ne6 41. fxg5 Nxg5 42. Rc8 Rxc8 43. Rxc8+ Kg7 44. h4 Ne6 45. Nxe4 Rb7 46. Nc5 Nxc5 47. Rxc5 Rxb3+ 48. Kf4 Rb7 49. a6 Rf7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "16"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "Baptista, Andre Kemper"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2110"]
[BlackElo "1913"]
[Annotator "Chessbase"]
[PlyCount "51"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 {Chaves,Jorge Antonio Torre} e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. Re1 O-O ({RR} 8... Bg4 9. c3 f5 10. Nbd2 O-O) 9. Bxe4 ({RR} 9. c4 Nf6 10. Nc3 Bg4) 9... dxe4 10. Rxe4 Bf5 11. Re1 Bd6 $146 ({RR} 11... Nb4 12. Na3 c5 13. Be3 ({RR} 13. dxc5 Bxc5 14. Be3 Be7 15. Nd4 Bg6 16. Qe2 Nd5 17. Nc4 Nxe3 18. Qxe3 Bg5 19. f4 Bh4 20. g3 Bf6 21. Rad1 Bh5 22. Rd2 Qd5 23. b3 h6 24. Ne5 Rae8 25. c4 Qa5 26. Rf2 Bd8 27. Qd2 Qxd2) 13... Bf6 14. c3 Nd3 15. Re2 cxd4 16. Bxd4 Nf4 17. Rd2 Qc8 18. Bxf6 gxf6 19. Qa4 Ng6 20. Nc4 Be6 21. Ne3 Kg7 22. Rad1 Qc5 23. Nd4 Bc8 24. Ndf5+ Bxf5 25. Rd5 Qb6 26. Nxf5+ {1-0 Smeets,J (2647)-Bucan,E (2177) Sarajevo Bosna op 41st 2011 (5)}) ({RR} 11... Nb4 12. Na3 c5 13. Bf4 g5 ({RR} 13... Rc8 14. Qd2 h6 15. Bg3 cxd4 16. Qxd4 Bc5 17. Qxd8 Rfxd8 18. Re2 Nc6 19. Nc4 Nd4 20. Nxd4 Bxd4 21. Nd6 Rxc2 22. Rxc2 Bxc2 23. Rc1 Bg6 24. Nxb7 Re8 25. Nd6 Re2 26. Nc4 Bd3 27. h4 f5 28. h5) 14. Be3 ({RR} 14. Qe2) 14... g4 15. Ne5 h5 16. c3 Nd5 17. Bh6 Re8 18. Nc2 ({RR} 18. Rc1) 18... Bg5 ({RR} 18... Qb6 19. Bc1 Bf6 20. Na3 Rad8) 19. Bxg5 Qxg5 20. Ne3 Nf4 21. Nxf5 ({RR} 21. Qb3) 21... Qxf5 22. Qd2 ({RR} 22. f3) 22... cxd4 ({RR} 22... Rad8) 23. cxd4 ({RR} 23. Qxd4 Rad8 24. Qe4 Qxe4 25. Rxe4 Nd3 26. Nd7 Rxe4 27. Nf6+ Kf8 28. Nxe4 Nxb2) 23... Rac8 24. Rac1 ({RR} 24. Qe3 f6 25. Qb3+ Qe6 26. Qxe6+ Rxe6 27. Nd7 Rd6) 24... f6 25. Rxc8 ({RR} 25. Nc4 Rxe1+ 26. Qxe1 Nd3 27. Qe3 Nxc1 28. Qxc1 b5) 25... Rxc8 26. Nd7 {½-½ Ramos,A (2197)-Chaves,J (2121) Rio de Janeiro Ferreira Memorial 2007 (2)}) ({RR} 11... Nb4 12. Na3 c5 13. c3 Nd3 14. Re3 Nxc1 15. Rxc1 Be6 16. d5 Bg4 17. Qd3 Bd6 18. Ne5 Bc8 19. Nac4 Bb8 20. d6 Be6 21. a4 Qh4 22. Rd1 f6 23. Re4 Qh5 24. Nc6 Bd7 25. Ne7+ Kh8 26. b3 {1-0 Agopov,M (2436)-Sherbakov,N (2077) Heart of Finland op 20th 2010 (6)}) 12. Bg5 Qd7 13. c3 h6 14. Bh4 Rfe8 15. Nbd2 Rxe1+ 16. Qxe1 Re8 17. Qf1 g5 18. Bg3 Bxg3 19. hxg3 Qd5 20. Nc4 Qb5 21. a4 Qa6 22. b4 b5 23. Ne3 Ne7 24. Qxb5 Qxb5 25. axb5 Bd7 26. Rxa7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "58"]
[White "Dos Santos, Vinicius Goncalves Azevedo"]
[Black "Baptista, Andre Kemper"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1800"]
[BlackElo "1913"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. Bf4 O-O 9. c3 Bg4 10. Nbd2 f5 11. Qc2 $146 ({RR} 11. h3 Bh5 12. Qb3 b6 13. Rae1 Kh8 14. Qc2 h6 15. b4 Bd6 16. Ne5 Nxe5 17. dxe5 Be7 18. f3 Nxd2 19. Qxd2 Bg5 20. Bxg5 hxg5 21. g4 Bg6 22. f4 gxf4 23. Rxf4 Bh7 24. Bxf5 Qg5 25. Qf2 g6 {1-0 Krca,M (2015)-Krejci,J (2209) CZE-chT2e 0405 2004 (9.6)}) 11... Ng5 12. Ne5 Nxe5 13. dxe5 Ne6 14. Bg3 f4 15. Bxh7+ Kh8 16. h3 fxg3 17. hxg4 Rxf2 18. Rxf2 Bc5 19. Bf5 Nf4 20. Nf3 Bxf2+ 21. Kf1 Qe8 22. Rd1 Qc6 23. Qd2 Qh6 24. Nh4 g5 25. Ng6+ Nxg6 26. Ke2 Nf4+ 27. Kf3 Rf8 28. Qc2 Qh2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Cunha, Rodrigo Azalim"]
[Black "Nascimento, Nicolas Daniel Trin"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1624"]
[BlackElo "1928"]
[Annotator "Chessbase"]
[PlyCount "36"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. c4 Bb4+ 7. Nbd2 O-O 8. Bd3 ({RR} 8. Be2 Nc6 9. O-O Bxd2 10. Bxd2 dxc4 11. Bf4 c3 12. bxc3 Nxc3 13. Qd2 Nxe2+ 14. Qxe2 Bg4 15. Qd3 Bxf3 16. gxf3 Qxd4 17. Qxd4 Nxd4 18. Bxc7 Rac8 {0-1 Killane,J (1733)-McCarthy,P (1751) ch-IRL 65+ 2024 (7)}) 8... Nxd2 $146 ({RR} 8... Bg4 9. h3 Bxf3 10. gxf3 Nxd2 11. Bxd2 Re8+ 12. Kf1 Bxd2 13. Qxd2 Nc6 14. Qf4 Nb4 15. Qd2 dxc4 16. Bxc4 Qd6 17. a3 Nd5 18. Qg5 Nf4 19. Rg1 Qxd4 20. Rc1 Rad8 21. Bxf7+ Kh8 22. Qxg7+ Qxg7 23. Rxg7 {0-1 Szabo,V-Alperovich,A Ajka op 1992 (6)}) 9. Bxd2 Re8+ 10. Be2 Bxd2+ 11. Qxd2 dxc4 12. O-O Be6 13. Ne5 b5 14. b3 cxb3 15. Bxb5 c6 16. Bc4 Bd5 17. Bxb3 Bxb3 18. axb3 Rxe5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "13"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "Nascimento, Kaio Vinicius Da Trindade"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2110"]
[BlackElo "1693"]
[Annotator "Chessbase"]
[PlyCount "128"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 {Blatny,Pavel} e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O O-O 8. c4 c6 ({RR} 8... Nf6) 9. Re1 ({RR} 9. Qc2 f5 10. Nc3 Kh8 ({RR} 10... Na6 11. a3 ({RR} 11. Qb3 Nb4) 11... Be6) 11. Qb3 dxc4 12. Bxc4 Nd7 ({RR} 12... Nd6) 13. Re1 Nd6 14. Bd3 f4 15. Qc2 g6 16. b3 Nb6 17. Ba3 Bf5 18. Qe2 Nbc8 19. Bxf5 Nxf5 20. Qe5+ Kg8 21. Bxe7 Nfxe7 22. Ng5 Rf5 23. Qe6+ Kg7) 9... Bf5 ({RR} 9... Be6 10. Qc2 ({RR} 10. Qb3 dxc4 11. Bxc4 ({RR} 11. Qxb7 cxd3 12. Qxa8 Qb6 13. Rxe4 Na6 14. Qxf8+ Bxf8 15. Nc3 Nb4) 11... Bxc4 12. Qxb7 ({RR} 12. Qxc4 Nd6 13. Qb3 Nd7) 12... Nd7 13. Rxe4 Bd5 14. Re1 ({RR} 14. Re3 Bxf3 15. Rxf3 ({RR} 15. gxf3 Bg5 16. Nc3) 15... Ne5) 14... Bxf3 15. gxf3 Bf6) 10... f5 11. Nc3 Nd7 ({RR} 11... dxc4 12. Bxe4 Bc8 ({RR} 12... fxe4 13. Qxe4 Rf6 14. Ng5) 13. Bxc6 ({RR} 13. Qe2 fxe4 14. Qxc4+ Kh8 15. Ne5 Qe8 16. Nxe4) 13... Nxc6 14. Qe2 Bd6 15. Qxc4+ Kh8 16. d5) 12. cxd5 cxd5 13. Qb3 Kh8 ({RR} 13... Ndf6 14. Qxb7 Ng4 15. Re2 Bh4 16. g3 Bf6 17. h3) 14. Nxe4 fxe4 ({RR} 14... dxe4 15. Qxe6 Bb4 16. Bxe4 Rf6 ({RR} 16... Bxe1 17. Bxb7 Rb8 18. Bc6) 17. Qb3 Bxe1 18. Bxb7 Rb8 ({RR} 18... Rb6 19. Ng5 Qe7 20. Qh3 Rh6 21. Qe3 ({RR} 21. Nf7+ Qxf7 22. Bxh6 Bxf2+ 23. Kxf2 Rb8 24. Bc6 Rxb2+ 25. Kg1 gxh6 26. Qxh6) 21... Re8 22. Qxe7 Rxe7 23. Nf7+ Rxf7 24. Bxh6 Bxf2+ 25. Kxf2 gxh6 26. Re1)) 15. Bxe4 dxe4 16. Qxe6 exf3 17. Qxe7 Nb6 18. Qxd8 Raxd8 19. gxf3 Rxd4 ({RR} 19... Rxf3 20. Re7) 20. Be3 Rd7 21. Rad1 Rdf7 ({RR} 21... Rfd8 22. Rxd7 Nxd7 23. Rd1) 22. Bc5 Ra8 23. Rd3 h6 ({RR} 23... Nd7 24. Bxa7 Kg8 ({RR} 24... Rxa7 25. Rxd7) 25. Ra3) 24. Rde3 {1-0 Onischuk,A (2657)-Sulskis,S (2521) MK Cafe Cup-A 1999 (5)} {RR} Nd5 25. Re8+ Rxe8 26. Rxe8+ Kh7 27. Rd8) ({RR} 9... Nf6 10. cxd5 ({RR} 10. Ne5 Be6 11. c5 ({RR} 11. Qb3) 11... b6 12. cxb6 axb6 13. Nc3 c5 14. Bc2 Qc8 15. Bg5 Nc6 16. Ne2 Nb4 ({RR} 16... h6) 17. Ba4 Qa6 18. Nc3 cxd4 19. Qxd4 Bc5 20. Qh4) 10... cxd5 ({RR} 10... Nxd5) 11. Bg5 h6 12. Bh4 Nc6 13. Qb3 Qc7 14. Nc3 Be6 15. Rac1 Qd7 16. Bb5 a6 ({RR} 16... Rac8) 17. Ne5 Qd6 18. Bxc6 bxc6 19. Bg3) ({RR} 9... Bg4 10. h3 Bh5 11. Bxe4 dxe4 12. Rxe4 Bf6 13. Nc3 Bg6 14. Re1 Re8 15. Rxe8+ Qxe8 16. Bg5 Nd7 17. Qb3 b6 18. Re1 Qd8 19. Bxf6 Qxf6 20. Qa3 h6 21. Qe7 Qxe7 22. Rxe7 Nf6 23. Ne5 Bh7 24. Nxc6 {1-0 Mao,F (2132)-Smirnov,T (2368) Titled Tue 2nd Apr Early 2024 (3)}) 10. cxd5 cxd5 11. Qb3 Nc6 12. Qxb7 $146 ({RR} 12. Nc3 Bb4 13. Bf4 Nc5 14. dxc5 Bxd3 15. Bd6 Bc4 16. Qc2 Qf6 17. Bxf8 Rxf8 18. a3 Bxc5 19. Nxd5 Bxd5 20. Qxc5 Bxf3 21. gxf3 Nd4 22. Re3 Nxf3+ 23. Kg2 Qxb2 24. Rc1 Nh4+ 25. Kg1 Ng6 26. Rce1 b6 {0-1 Grcic,V (2156)-Omorjan,D (2233) SRB-ch U14 Kragujevac 2016 (8)}) ({RR} 12. Nc3 Nxd4 13. Nxd4 Nc5 14. Nxf5 Nxb3 15. Nxe7+ Kh8 16. axb3 Re8 17. Ncxd5 Rxe7 18. Rxe7 Qxd5 19. Rxa7 Rd8 20. Bf1 Qc5 21. Rd7 Qc8 22. Rxd8+ Qxd8 23. Rxb7 h6 24. Be3 Qd5 25. Rb8+ Kh7 26. g3 g6 {1-0 Khaliullin,A (2078)-Satanovskaia,E (1709) Chigorin Memorial 28th 2021 (5)}) 12... Nb4 13. Bxe4 Bxe4 14. Rxe4 dxe4 15. Qxe4 Rc8 16. Nc3 Re8 17. Be3 Bf6 18. Ne5 Nd3 19. Qxd3 Bxe5 20. Rd1 Bf6 21. Ne4 Qd5 22. Nxf6+ gxf6 23. h4 Re4 24. Bh6 Rg4 25. Qh3 f5 26. h5 Kh8 27. f3 Rxd4 28. Re1 Rd1 29. Qh4 Rxe1+ 30. Qxe1 Qd4+ 31. Be3 Qxb2 32. Qh4 Qa1+ 33. Kh2 Qe5+ 34. Bf4 Qe6 35. Bg5 h6 36. Qd4+ Kh7 37. Bf4 Rc4 38. Qd2 Qf6 39. Kh3 Qd4 40. Qxd4 Rxd4 41. Bc1 Rd1 42. Be3 a6 43. a3 Rh1+ 44. Kg3 Rxh5 45. Kf4 Kg6 46. g3 Rh1 47. Bc5 Rc1 48. Bf8 h5 49. Be7 Rc7 50. Bd6 Rc4+ 51. Ke3 Kf6 52. Bf8 Ke6 53. Kd3 Ra4 54. Ke3 Kd5 55. Be7 Rc4 56. Bf8 a5 57. Be7 a4 58. Kd3 f4 59. gxf4 Rxf4 60. Ke3 Rc4 61. Kf2 Rc3 62. Kg3 Kc4 63. Bb4 Rb3 64. Be7 h4+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "38"]
[White "Andrade, Roberto Luiz Costa"]
[Black "Santiago, Mauro"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1945"]
[BlackElo "1711"]
[Annotator "Chessbase"]
[PlyCount "89"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. O-O a6 ({RR} 5... Qf6 6. e5 Qd8 7. c3 d5 8. exd6 Qxd6 9. b4 Bb6 10. Ng5 Nd8 11. Re1+ Ne7 12. Ne4 Qc6 13. Bb3 O-O 14. cxd4 Be6 15. Bb2 Bxb3 16. Qxb3 Ne6 17. Nc5 Nf4 18. Qg3 Ned5 19. Nc3 Rfe8 20. Nxd5 {½-½ Karacsony,A (2255)-Turzo,A (2265) Cseppko op 04th 1995}) ({RR} 5... Qf6 6. Bg5 Qg6 7. c3 dxc3 8. Nxc3 Nge7 9. Bxe7 Nxe7 10. Ne5 Qf6 11. Bxf7+ Kf8 12. Qh5 g6 13. Qh6+ Qg7 14. Qxg7+ Kxg7 15. Bb3 d6 16. Nd3 Nc6 17. Nxc5 dxc5 18. Rad1 Na5 19. Bd5 c6 20. Bb3 {1-0 Karasakal,D (1490)-Hartasanchez Muniz,L (1245) Gran Canaria Online (Women) blitz 2021 (6)}) 6. Ng5 Nh6 $146 ({RR} 6... Ne5 7. Nxf7 Nxf7 8. Bxf7+ Ke7 9. Bb3 d6 10. c3 dxc3 11. Nxc3 c6 12. e5 dxe5 13. Qh5 Kd7 14. Rd1+ Bd6 15. Qxe5 {1-0 Hater,D-Stuhr,F NATO-ch 11th 2000 (1)}) 7. Bxf7+ Nxf7 8. Nxf7 Kxf7 9. Qh5+ g6 10. Qxc5 d6 11. Qa3 Be6 12. Qg3 Qd7 13. c3 Rag8 14. cxd4 Nxd4 15. Qd3 Nc6 16. f4 Ke8 17. Bd2 Qf7 18. b3 Kd7 19. Bc3 h5 20. Bxh8 Rxh8 21. Nc3 Kc8 22. Rac1 h4 23. Nd5 Bxd5 24. exd5 Nd8 25. Rc2 Rh7 26. b4 Qf5 27. Qxf5+ gxf5 28. Re1 Kd7 29. a4 c6 30. Rec1 Re7 31. dxc6+ bxc6 32. b5 axb5 33. axb5 c5 34. Kf2 Re4 35. Rc4 Nb7 36. Rxe4 fxe4 37. f5 d5 38. Ke3 Ke7 39. Kf4 Kf6 40. g4 hxg3 41. hxg3 c4 42. g4 Nd6 43. g5+ Kg7 44. b6 d4 45. Rxc4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "26"]
[White "Nejanky, Maisa"]
[Black "Mantelato, Davi Natali"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1968"]
[BlackElo "1768"]
[Annotator "Chessbase"]
[PlyCount "72"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 O-O 8. O-O Bb6 9. f4 d6 10. Kh1 ({RR} 10. Qd3 Nxd4 11. Bxd4 d5 12. exd5 Bf5 13. Qd2 Rad8 14. Bxb6 Qxb6+ 15. Kh1 Be4 16. Na3 Nxd5 17. Rae1 Nf6 18. Qf2 Qc6 19. Bb5 Qd5 20. Bc4 Qf5 21. Nb5 Ng4 22. Qg3 c5 23. h3 Nf6 24. Nxa7 Rd2 {0-1 Sandhoefner,F (2200)-Kovacs,G (2514) Oberwart op-A 2009 (2)}) 10... Qh4 ({RR} 10... Bd7 11. Na3 a6 12. Nac2 Na5 13. Bd3 Qh4 14. f5 Nac6 15. Rf4 Qf6 16. Rg4 d5 17. Rg3 Nxd4 18. Nxd4 dxe4 19. Bxe4 c6 20. Bg5 Qe5 21. f6 Ng6 22. fxg7 Qxg7 23. Nf5 Bxf5 24. Bxf5 Rfe8 25. Bd7 {1-0 Browning,R (1937)-Wenke,A (1681) BL2 West 2122 (Women) 2021 (7.4)}) 11. Nd2 $146 ({RR} 11. Qe1 Qxe1 12. Rxe1 Kh8 13. Nd2 Bd7 14. N2f3 h6 15. Rad1 Bg4 16. Be2 Rae8 17. h3 {½-½ Kliber,F-Wojdak,K (1571) Poznan op 22nd 2014 (8)}) 11... Bg4 12. N2f3 Qh6 13. Qc2 Na5 14. Bd3 f5 15. b4 fxe4 16. bxa5 Bxd4 17. Nxd4 exd3 18. Qxd3 c5 19. f5 Qh5 20. Ne6 Be2 21. Qxd6 Nxf5 22. Rxf5 Qxf5 23. Nxf8 Rxf8 24. Bxc5 Rc8 25. Bd4 Qf7 26. Qg3 Bc4 27. h3 Re8 28. Bxa7 Bd5 29. Rd1 Re2 30. Qb8+ Re8 31. Qg3 Bc6 32. Re1 Ra8 33. Qg5 h6 34. Qc5 Qg6 35. Rg1 Re8 36. Qc4+ Kh8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "37"]
[White "De Almeida, Roberto A. Ferreira"]
[Black "Silveira, Rogerio Zanon Da"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1775"]
[BlackElo "1999"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bg5 Be7 7. Bd3 ({RR} 7. Nc3 Bb7 8. e5 Nd5 9. Bxe7 Nxe7 10. Bc4 O-O 11. O-O d5 12. Bd3 Ng6 13. f4 d4 14. Na4 f6 15. Bxg6 hxg6 16. exf6 gxf6 17. Nc5 Bc8 18. Qf3 Bd7 19. Rad1 Qe7 20. b4 Qe3+ 21. Qxe3 dxe3 {1-0 Akbari,A-Valibeagi Darvishvand,P IRI-ch U14 Chess.com INT 2021 (2)}) 7... O-O ({RR} 7... Nxe4 8. Bxe7 Qxe7 9. O-O Nc5 10. Re1 Ne6 11. Nd2 O-O 12. Re3 Bb7 13. Qh5 g6 14. Rg3 Nf4 15. Qh6 Nxd3 16. cxd3 Qf6 17. h4 Rab8 18. Ne4 Qxb2 19. Re1 Qg7 20. Qf4 f5 21. Ng5 Rfe8 22. Rb1 {½-½ Zhuravlev,T (2535)-Kondratjev,N Privolzhskogo FO-ch U14 2004 (7)}) 8. O-O h6 $146 ({RR} 8... Re8 9. Nd2 d6 10. c4 h6 11. Bxf6 Bxf6 12. Qc2 Be6 13. Rab1 Qe7 14. h3 Rab8 15. b3 Bd4 16. Nf3 Bc5 17. Rbd1 Qf6 18. Qe2 g6 19. e5 Qe7 20. exd6 cxd6 21. Qd2 Kh7 22. Qc2 f5 23. Rfe1 {0-1 Ruzicka,V (1711)-Dalecky,B (2153) Novy Bor op 2011 (1)}) ({RR} 8... d5 9. e5 Ne4 10. Bxe4 Bxg5 11. Bd3 Re8 12. f4 Bh6 13. Qh5 Qd7 14. h3 Qe7 15. g4 Qc5+ 16. Kg2 Ba6 17. Bxa6 Qxc2+ 18. Rf2 Qe4+ 19. Kg1 Bxf4 20. Nc3 Qe3 21. Ne2 Rxe5 22. Qh4 g5 23. Qh5 {1-0 Vera Cruz,A-Spinola,S (1691) CPV-ch Sar 2017 (4)}) ({RR} 8... d5 9. Bxf6 Bxf6 10. e5 Bxe5 11. Qh5 Re8 12. Qxh7+ Kf8 13. Nd2 Ke7 {1-0 Kiyaga,S (1674)-Kihembo,S (1648) Kampala Kawuma op 2018 (4)}) 9. Be3 d6 10. f3 Nh7 11. f4 f5 12. Nc3 fxe4 13. Bxe4 d5 14. Nxd5 Ba6 15. Nxe7+ Qxe7 16. Bxh7+ Kxh7 17. Re1 Qb4 18. b3 Rad8 19. Qf3 c5 20. Qf2 Rf5 21. c4 Bb7 22. Rad1 Rd6 23. Rxd6 cxd6 24. Rd1 Rf6 25. Qc2+ Kg8 26. Bd2 Qb6 27. Rf1 Qc6 28. Bc3 Re6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "11"]
[White "Jeremias, Bianca Albano"]
[Black "Pires, Marcos Vinicius Torsani"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1938"]
[BlackElo "2212"]
[Annotator "Chessbase"]
[PlyCount "54"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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 Re8 9. Bg5 h6 10. Bxf6 Qxf6 11. f4 ({RR} 11. Na4 d5 12. exd5 cxd5 13. a3 Bf8 14. Nc3 c6 15. Qd2 Bd6 16. Rae1 Be6 17. Re2 Rab8 18. Nd1 Red8 19. c3 c5 20. f4 Bg4 21. Ree1 Bxd1 22. Rxd1 d4 23. c4 Re8 24. g3 Rb3 25. Rfe1 Reb8 {0-1 Hessenberger,A (2004)-Buchegger,F (2072) ch-AUT 2024 Linz AUT (3.28)}) 11... Bxc3 $146 ({RR} 11... Qd4+ 12. Kh1 Bxc3 13. bxc3 Qxc3 14. f5 Qf6 15. g4 d5 16. Qf3 Bd7 17. Rg1 Rab8 18. Raf1 Rb4 19. exd5 cxd5 20. Qg3 Bc6 21. h4 Re3 22. g5 Rxg3 23. gxf6 Rxh4# {0-1 Hinzmann,M-Waechter,T Berlin-ch U15 1997}) 12. bxc3 Qxc3 13. e5 d6 14. Qf3 Qc5+ 15. Kh1 dxe5 16. fxe5 Be6 17. Qe4 g6 18. Rf6 Bf5 19. Rxc6 Qa5 20. Qf4 Rxe5 21. h3 Bxd3 22. cxd3 Rae8 23. d4 Rf5 24. Qg3 Rg5 25. Qxc7 Re1+ 26. Rxe1 Qxe1+ 27. Kh2 Qf2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Silveira, Rogerio Zanon Da"]
[Black "Kanzler, Karina Daniela Ferr"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "1999"]
[BlackElo "1874"]
[Annotator "Chessbase"]
[PlyCount "81"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bc5 5. d3 d6 6. h3 h6 7. Na4 Bb4+ 8. c3 Ba5 9. b4 Bb6 10. O-O O-O 11. Nxb6 $146 ({RR} 11. Bxc6 bxc6 12. c4 a5 13. c5 Ba7 14. bxa5 Ba6 15. Re1 Nd7 16. d4 exd4 17. Nxd4 Nxc5 18. Nxc6 Qe8 19. Nxc5 Bxc5 20. Nd4 Qe5 21. Nb3 Bc4 22. Bd2 Bxb3 23. axb3 f5 24. b4 Bd4 25. Qb3+ Kh8 {½-½ Balogh,C (2561)-Almasi,Z (2646) HUN-ch 56th Szekesfehervar 2006 (8)}) 11... axb6 12. Bc4 Ne7 13. Bb3 Ng6 14. Re1 Bd7 15. d4 Qc8 16. Kh2 Bc6 17. Bc2 b5 18. Bd2 Re8 19. d5 Bd7 20. a4 Nh5 21. axb5 Rxa1 22. Qxa1 Nhf4 23. Bxf4 Nxf4 24. Ng1 Bxb5 25. Ba4 Qd7 26. Bb3 Qe7 27. c4 Bd7 28. Bc2 Qg5 29. g3 Nxh3 30. Nxh3 Qh5 31. g4 Bxg4 32. Re3 Qh4 33. Rg3 Bxh3 34. Qa3 Bf5+ 35. Kg1 Bxe4 36. Rh3 Qf4 37. Bd1 Qd2 38. Bf3 Bxf3 39. Rxf3 Rf8 40. Qa5 Qg5+ 41. Rg3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "32"]
[White "Vieira, Luana Saddi"]
[Black "Okamura, Milton Kasuo"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1705"]
[BlackElo "2004"]
[Annotator "Chessbase"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. a3 a6 7. O-O d6 8. Be3 Bg4 9. Nd5 Nd4 10. Bxd4 Bxd4 11. c3 Ba7 12. Ne3 Bc8 $146 ({RR} 12... Bh5 13. Nf5 O-O 14. Ng3 Bg4 15. Bb3 c6 16. h3 Bd7 17. Bc2 g6 18. Qd2 Kg7 19. d4 Qe7 20. Rad1 Rad8 21. Nh2 Nh7 22. f4 Qh4 23. Qe1 Kh8 24. fxe5 dxe5 25. Nf3 Qe7 26. Kh1 exd4 27. cxd4 {½-½ Baryshev,S (1738)-Shilnikov,I (1818) Nizhnij Novgorod Region-ch 2013 (7)}) 13. Qc2 O-O 14. Rac1 c6 15. Rfd1 Nh5 16. g3 Nf6 17. Nh4 d5 18. Ba2 g6 19. Qb3 Ng4 20. Nxg4 Bxg4 21. Re1 Qf6 22. Rc2 dxe4 23. Rxe4 Be6 24. c4 b5 25. Qb4 g5 26. Ng2 Bf5 27. Re1 Bxd3 28. Rd2 Rfd8 29. c5 e4 30. Ne3 a5 31. Ng4 Qg7 32. Qxa5 Bxc5 33. Qc7 Rac8 34. Qxf7+ Kh8 35. Qxg7+ Kxg7 36. Ne5 b4 37. Rc1 Bf8 38. Rxc6 Rxc6 39. Nxc6 Ra8 40. Nd4 Kf6 41. Bd5 Ra5 42. Bc6 bxa3 43. bxa3 Rxa3 44. Nb5 Ra1+ 45. Kg2 Bf1+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "53"]
[White "Motta, Vinicius Araujo Dias B."]
[Black "Dos Santos, Gustavo Henrique C."]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1736"]
[Annotator "Chessbase"]
[PlyCount "37"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. O-O Nf6 5. c3 d6 6. h3 ({RR} 6. d4 Bg4 7. d5 Nb8 8. Nbd2 Nbd7 9. h3 Bh5 10. Bd3 g5 11. Qa4 Bg7 12. b4 O-O 13. c4 a5 14. Qb5 axb4 15. Qxb4 Nc5 16. Bc2 Bg6 17. Re1 Qd7 18. a4 b6 19. Bb2 Ra7 20. a5 Rb8 {1-0 Ovezdurdiyeva,J (2061)-Demin,V (2430) Titled Tuesday intern op 05th Jul Early blitz 2022 (9)}) 6... Bd7 ({RR} 6... Be7 7. d4 O-O 8. Qc2 Bd7 9. Be3 Re8 10. Nbd2 a6 11. Bb3 b5 12. dxe5 dxe5 {½-½ Abbassoy,J-Nicolardi,E (1213) Wch U08 Batumi 2022 (9)}) 7. d4 $146 ({RR} 7. Re1 Nh5 8. d4 Be7 9. Nbd2 Nf4 10. Nf1 Qc8 11. Bxf4 exf4 12. N1h2 Kf8 13. e5 Be6 14. Bxe6 fxe6 15. Qd3 Qe8 16. Re2 d5 17. a3 a5 18. c4 b6 19. cxd5 exd5 20. Rc1 Qd7 21. e6 Qe8 {1-0 Cabrera Pando,R-Santillan,M FAOGBA-ch sf Superior 2001 (6)}) 7... Nxe4 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Re1 Nd6 11. Rxe5+ Be7 12. Bb3 f6 13. Qh5+ Kf8 14. Rd5 Be6 15. Bf4 c6 16. Rxd6 Bxd6 17. Bxe6 Qe7 18. Bxd6 Qxd6 19. Qf7# 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Martins, Gustavo Faria"]
[Black "Cardoso, Rafaela Martins"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1701"]
[BlackElo "1657"]
[Annotator "Chessbase"]
[PlyCount "21"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 h6 6. Nc3 a6 7. Be3 Bxe3 8. fxe3 O-O ({RR} 8... d6 9. a3 Be6 10. Nd2 O-O 11. Nd5 Bxd5 12. exd5 Nb8 13. a4 a5 14. Nb1 Nbd7 15. Nc3 Qe7 16. Qe1 Nh7 17. Qg3 Kh8 18. e4 g6 19. Nb5 Nc5 20. Rf2 Rg8 21. Qh3 h5 22. Raf1 Rg7 23. b3 {1-0 Abdusattorov,N (2716)-Radjabov,T (2745) Tata Steel IND Blitz Open 2023 (12.4)}) 9. a3 d6 10. h3 $146 ({RR} 10. d4 b5 11. Ba2 Bg4 12. Qd3 Bxf3 13. Rxf3 Ne7 14. Ne2 Qc8 15. Ng3 Qg4 16. Raf1 Qh4 17. c4 bxc4 18. Qxc4 c6 19. Qb4 Rad8 20. h3 a5 21. Qxa5 d5 22. exd5 exd4 23. dxc6 dxe3 24. Qc5 Ne4 {½-½ Adams,M (2672)-Royal,S (2487) 110th ch-GBR 2024 (9.3)}) ({RR} 10. Qe1 b5 11. Ba2 Bd7 12. d4 Re8 13. Rd1 Rb8 14. Nh4 a5 15. Qf2 Kh7 16. Bxf7 Rf8 17. Bg6+ Kg8 18. Bf5 b4 19. Nd5 Nxe4 20. Qf3 Qxh4 21. Qxe4 Qxe4 22. Bxe4 Rbc8 23. dxe5 dxe5 24. Nxb4 axb4 {1-0 Walterova,E (1324)-Jancovicova,P (1708) SVK-ch U16/U20 Girls 2018 (8)}) 10... Be6 11. Bxe6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Vaz, Vania Dora Madona"]
[Black "Vieira, Luana Saddi"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1502"]
[BlackElo "1705"]
[Annotator "Chessbase"]
[PlyCount "78"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Na4 Bb6 7. a3 Ne7 ({RR} 7... h6 8. O-O O-O 9. Re1 Re8 10. b4 Ne7 11. Nxb6 axb6 12. Nh4 Bg4 13. Qd2 Qd7 14. f4 exf4 15. Qxf4 d5 16. Bb3 dxe4 17. dxe4 Qd4+ 18. Be3 Qxe4 19. Qf2 Qc6 20. Bd4 b5 21. h3 Bd7 22. Re3 {0-1 Abdusattorov,N (2677)-Ding,L (2808) Chess.com Rapid Losers 2022 (2.2)}) ({RR} 7... h6 8. h3 Be6 9. Qe2 O-O 10. Bd2 Bxc4 11. dxc4 Nd4 12. Nxd4 Bxd4 13. c3 Bb6 14. g4 Qd7 15. b3 c6 16. O-O-O d5 17. exd5 cxd5 18. g5 hxg5 19. Bxg5 Qf5 20. Bxf6 Qxf6 21. c5 Bxc5 22. Nxc5 {1-0 Ninov,N (2365)-Peng,X (2230) Wuerttemberg Masters 2024 (5.5)}) 8. O-O Ng6 9. b4 $146 ({RR} 9. h3 O-O 10. b4 h6 11. Re1 Re8 12. Bb3 Nh5 13. Nxb6 axb6 14. Ng5 hxg5 15. Qxh5 Be6 16. Bxe6 Rxe6 17. Bxg5 Qd7 18. c4 b5 19. Qg4 bxc4 20. dxc4 Qc6 21. h4 Nf8 22. h5 Nh7 23. Re3 Qxc4 {1-0 Aronian,L (2772)-Mikhalevski,V (2562) Wch Blitz Warsaw 2021 (2)}) 9... O-O 10. Nxb6 axb6 11. h3 Be6 12. Nd2 Qd7 13. Bxe6 fxe6 14. Nf3 h6 15. Re1 Qf7 16. d4 exd4 17. Qxd4 e5 18. Qe3 Nh5 19. Qb3 Nhf4 20. Qxf7+ Rxf7 21. Bb2 Nxh3+ 22. Kf1 Raf8 23. Re3 Ng5 24. Rd1 Nxf3 25. gxf3 Rxf3 26. Rxf3 Rxf3 27. Rd3 Rf4 28. f3 Rh4 29. Ke1 Nf4 30. Rd1 h5 31. Bc1 Rh2 32. Bxf4 exf4 33. c4 h4 34. Rd5 g6 35. Rg5 Kg7 36. Kf1 h3 37. Rg4 Ra2 38. Rxf4 Ra1+ 39. Kf2 h2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "41"]
[White "De Moura Silva, Guilherme"]
[Black "Videira, Matheus Martins"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1916"]
[BlackElo "1830"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 b5 ({RR} 7... Ne6 8. Bh4 h6 9. Bxe6 dxe6 10. Qxd8+ Kxd8 11. f4 Ke8 12. Nc3 Bd7 13. fxe5 Ng4 14. Bg3 Ne3 15. Rf2 Bc6 16. b3 Ng4 17. Rf3 f6 18. exf6 Nxf6 19. Bxc7 Nxe4 20. Re1 Nxc3 21. Rxc3 Rf8 22. Rce3 {1-0 Abdusattorov,N (2627)-Nakamura,H (2736) Titled Tuesday intern op 21st July blitz 2020 (7)}) 8. Bd5 c6 9. f4 $146 ({RR} 9. Bb3 a5 10. c3 Ne6 11. Bh4 O-O 12. Nd2 a4 13. Bc2 Nf4 14. Nf3 Ng6 15. Bg5 d6 16. Qe2 h6 17. Be3 Bg4 18. h3 Be6 19. Rad1 Qc8 20. Bb1 d5 21. exd5 Bxd5 22. Bc5 Re8 23. Rfe1 Nf4 {0-1 Vargas,M (2000)-Gulamirian,K (1890) Titled Tue 21st May Late 2024 (10)}) 9... Qb6 10. fxe5 Nxd5 11. exd5 Nf3+ 12. Kh1 Nxg5 13. Qg4 Qd8 14. h4 h6 15. Nc3 Ba6 16. b4 Qb6 17. e6 dxe6 18. dxe6 Nxe6 19. Rxf7 O-O-O 20. Qxe6+ Kb8 21. Qe5+ Ka8 22. Rxg7 Rhe8 23. Re7 Rxe7 24. Qxe7 Qd4 25. Rd1 Qxd1+ 26. Nxd1 Rxd1+ 27. Kh2 Kb8 28. Qf8+ Kc7 29. Qxh6 Bb7 30. Qf4+ Kb6 31. h5 Rd8 32. h6 Re8 33. h7 c5 34. Qd6+ Bc6 35. Qxc5+ Kb7 36. Qh5 Rh8 37. Qf7+ Kb6 38. Qg8 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "23"]
[White "Da Cunha, Fabio Barbosa"]
[Black "De Souza, Roberto Fabelino"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2034"]
[BlackElo "1831"]
[Annotator "Chessbase"]
[PlyCount "77"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. d3 Bc5 5. Ng5 Nf6 6. Nf7 Qe7 7. Nxh8 Ng4 $146 ({RR} 7... f4 8. Nc3 d6 9. Nd5 Nxd5 10. Qh5+ g6 11. Nxg6 hxg6 12. Qxg6+ Kd8 13. Qg8+ Kd7 14. Bxd5 Nd4 15. Bb3 Qh4 16. Rf1 Kc6 17. c3 Nxb3 18. Qd5+ Kd7 19. axb3 c6 20. Qf7+ Kd8 21. d4 exd4 22. Bxf4 {½-½ Tregubov,P (2567)-Bharath,S (2515) Titled Tue 23rd Jan Early 2024 (10)}) 8. O-O Qh4 9. h3 Nxf2 10. Rxf2 Qxf2+ 11. Kh1 f4 12. Nd2 d6 13. Nf3 Nd4 14. Nxd4 Bxd4 15. Bxf4 exf4 16. Qh5+ g6 17. Qxh7 Bxh8 18. Qxh8+ Kd7 19. Qg7+ Kc6 20. Bd5+ Kb6 21. e5 c6 22. Qxg6 cxd5 23. Qxd6+ Ka5 24. b4+ Ka4 25. Qxd5 Qb6 26. Qb3+ Kb5 27. a4+ Kc6 28. Qc4+ Kd7 29. Qxf4 Qg6 30. Qc4 Ke8 31. Rf1 Bd7 32. Rf6 Qg7 33. b5 Rc8 34. Qb3 a6 35. c4 Qg3 36. Qb4 Qg7 37. Qd6 Rd8 38. Qc7 axb5 39. Re6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "54"]
[White "Videira, Matheus Martins"]
[Black "Santos, Abel Cardoso Dos"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1830"]
[BlackElo "1923"]
[Annotator "Chessbase"]
[PlyCount "138"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 Bc5 6. h3 d6 7. Ne2 Na5 ({RR} 7... O-O 8. Ng3 d5 9. exd5 Nxd5 10. O-O Re8 11. Re1 a6 12. c3 Nf6 13. Be3 Bf8 14. b4 Be6 15. Qb3 Qd7 16. Rad1 Nd5 17. Bc5 b5 18. Bxf8 Kxf8 19. Qc2 Nf6 20. Bxe6 Rxe6 21. Nd2 Nd5 22. Nde4 {1-0 Vencl,R (2308)-Ignjatovic,P (2271) SRB-chT2 West 2010 (2)}) ({RR} 7... g5 8. c3 Be6 9. Bb3 Qd7 10. Bxe6 fxe6 11. Qa4 Bb6 12. Be3 d5 13. Bxb6 cxb6 14. Ng3 O-O-O 15. O-O-O Kb8 16. Rhe1 Rhe8 17. Kb1 Qd6 18. d4 Nxe4 19. Nxe4 dxe4 20. Rxe4 exd4 21. Nxd4 Ka8 22. Kc1 {0-1 Sidabalok,T (1795)-Safonov,Y (1321) Gran Canaria Online Blitz 2nd 2022 (2)}) 8. Bb3 c6 $146 ({RR} 8... Nxb3 9. axb3 O-O 10. Ng3 Re8 11. O-O d5 12. Qe2 c6 13. Be3 d4 14. Bd2 Bf8 15. Nh2 Bd6 16. Ng4 Qe7 17. Qf3 Nxg4 18. hxg4 Qh4 19. Nf5 Bxf5 20. gxf5 Be7 21. Qe2 Bg5 22. Be1 Be7 23. Ra5 {1-0 Roy Chowdhury,S (2500)-Katebe,L Commonwealth & RSA op 2013 (11)}) ({RR} 8... Nxb3 9. axb3 a6 10. Ng3 Ba7 11. O-O Be6 12. Bd2 Qd7 13. Kh2 g5 14. Nf5 Bxf5 15. exf5 Qxf5 16. Bc3 g4 17. Ng1 Rg8 18. g3 gxh3 19. Nxh3 Ng4+ 20. Kg2 Qg6 21. Qf3 c6 22. Rfe1 O-O-O 23. Re4 {1-0 Samardzic,J-Hajpek,E (1510) CRO-chT U16 final 2016 (6.24)}) ({RR} 8... Nxb3 9. axb3 O-O 10. O-O Be6 11. Be3 Bxe3 12. fxe3 Qd7 13. Nh2 Nh5 14. Qe1 Qe7 15. Ng3 Qg5 16. Nxh5 Qxh5 17. Qg3 f5 18. exf5 Rxf5 19. Rxf5 Bxf5 20. Qf3 Qxf3 21. Nxf3 g5 22. b4 Kg7 23. Ne1 {½-½ Markert,K (1752)-Decker,A (1909) Ruhrgebiet Verbandsbezirksliga Gr 1 2018 (3.3)}) 9. Bd2 Nxb3 10. axb3 O-O 11. O-O Re8 12. Ng3 d5 13. Bc3 d4 14. Ba5 b6 15. Bd2 Bf8 16. Re1 g6 17. Qc1 Kh7 18. Nh2 Bg7 19. f4 exf4 20. Bxf4 Be6 21. Nf3 c5 22. Be5 Qc8 23. Bxf6 Bxf6 24. Qf4 Bg7 25. Qh4 f6 26. Nf1 Qc7 27. Qg3 Qf7 28. N1d2 Rad8 29. Nc4 Bf8 30. Rf1 Qg7 31. Nh4 Rd7 32. Nf3 Be7 33. Nh2 Rf8 34. Kh1 Bd8 35. Qe1 Be7 36. Ra6 Bd8 37. Qg3 Bc7 38. Qe1 Bb8 39. Ra1 f5 40. exf5 Bxf5 41. g4 Re7 42. Qd1 Bc8 43. Kg1 Bxh2+ 44. Kxh2 Rfe8 45. Rf2 b5 46. Nd2 Qe5+ 47. Kg2 h5 48. Qf1 Bb7+ 49. Nf3 h4 50. Kg1 Qg3+ 51. Qg2 Re1+ 52. Rf1 Rxa1 53. Rxa1 Qxf3 54. Qxf3 Bxf3 55. Rxa7+ Kh6 56. Kf2 Bd1 57. Rb7 b4 58. c3 dxc3 59. bxc3 bxc3 60. Ra7 Bxb3 61. Ra1 c2 62. Rc1 Kg5 63. Kf3 Re7 64. Ra1 Bd5+ 65. Kf2 Kf4 66. Rc1 Bb3 67. Ra1 c4 68. dxc4 Bxc4 69. Kg1 Rd7 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "23"]
[White "Nascimento, Luiz Eduardo Da Trindade"]
[Black "Azevedo Junior, Jose Ferreira"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1872"]
[BlackElo "2057"]
[Annotator "Chessbase"]
[PlyCount "136"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. Nc3 d6 6. h3 O-O 7. d3 h6 8. Ne2 Na5 ({RR} 8... Bb6 9. Ng3 Kh7 10. Re1 Ng8 11. c3 Na5 12. Bb5 Bd7 13. Bxd7 Qxd7 14. d4 exd4 15. Nxd4 g6 16. a4 a6 17. Kh1 d5 18. e5 c5 19. e6 fxe6 20. Nxe6 Rxf2 21. b4 cxb4 22. Qg4 Rf7 23. Qh4 {1-0 Kornasiewicz,J (2165)-Dudek,A (2059) POL-chT 2nd League 2004 (8)}) 9. Bb3 ({RR} 9. Ng3 Nxc4 10. dxc4 Be6 11. b3 Re8 12. Re1 c6 13. Be3 Qb6 14. Bxc5 Qxc5 15. Re2 Rad8 16. Rd2 d5 17. Nxe5 Qe7 18. exd5 cxd5 19. cxd5 Bxd5 20. Nc4 Qc7 21. Ne3 Bc6 22. Nh5 Rxd2 23. Nxf6+ Kh8 {0-1 Telechea Zas,J (1788)-Garcia,W (1599) Rocha op 2022 (4)}) 9... Nxb3 10. axb3 Nh7 11. c3 $146 ({RR} 11. Ng3 Qf6 12. Kh2 Qe7 13. Be3 Bxe3 14. fxe3 f5 15. exf5 Bxf5 16. e4 Be6 17. Qd2 a6 18. d4 exd4 19. Qxd4 Ng5 20. Nh4 Bf7 21. Nhf5 Qe5 22. Qb4 b5 23. Qa5 Nxe4 24. Rae1 d5 25. Re3 Bg6 {0-1 Opolski,W-Cholewa,M Poznan op-B 2003 (6)}) ({RR} 11. Ng3 f5 12. exf5 Bxf5 13. Be3 Bb6 14. d4 e4 15. Nd2 d5 16. f3 exf3 17. Nxf3 c6 18. Ne5 Be6 19. Qd3 Bc7 20. Bxh6 Bxe5 21. dxe5 Ng5 22. Qg6 Nxh3+ 23. gxh3 Qe7 24. Bg5 Qd7 25. Nh5 Rxf1+ {1-0 Roewekamp,A (1625)-Krueler,A (1497) Steinfurt Bezirksliga 1516 2015 (3.4)}) ({RR} 11. Ng3 f5 12. Nxf5 Bxf5 13. exf5 Rxf5 14. Be3 Bxe3 15. fxe3 a6 16. Qe1 Qd7 17. Qg3 Qc6 18. Rf2 Raf8 19. Ra4 Ng5 20. Rg4 Nxf3+ 21. Rxf3 R5f7 22. Rxf7 Rxf7 23. Rc4 Qb6 24. Kh2 Qa5 25. Qg4 Qe1 {½-½ Majdoub,M-Derouiche,M (1483) TUN-ch U18 Monastir 2021 (5)}) 11... f5 12. Ng3 Bb6 13. d4 fxe4 14. Nxe4 exd4 15. cxd4 Bf5 16. Ng3 Qf6 17. Nxf5 Qxf5 18. Be3 Nf6 19. Re1 Rae8 20. Nd2 Ne4 21. Nxe4 Rxe4 22. Qd2 Rfe8 23. Ra4 Qd5 24. Rd1 Qxb3 25. Ra3 Qd5 26. Rd3 R4e6 27. Bf4 Qf5 28. Rf3 Qa5 29. b4 Qd5 30. Rg3 Kh7 31. Be3 Rg6 32. Rxg6 Kxg6 33. Qe2 Kh7 34. Qg4 Qe6 35. Qf3 Qe4 36. Qf7 Re7 37. Qf8 c6 38. Re1 Qh4 39. Qf5+ Kg8 40. Qc8+ Kf7 41. Rd1 d5 42. b5 Qf6 43. bxc6 bxc6 44. Rd3 Qe6 45. Qa6 Kg8 46. Bd2 Qg6 47. Re3 Rxe3 48. Bxe3 Kh7 49. Qc8 Qf6 50. Qg4 a5 51. Qd1 Kh8 52. Qa4 Bc7 53. Kf1 Qg6 54. Ke2 Qe6 55. Qb3 Qe8 56. Qa4 Qa8 57. Bd2 Qa6+ 58. Ke1 Bd8 59. Qa3 Bf6 60. Be3 a4 61. g4 Qc4 62. h4 Bxd4 63. Qf8+ Kh7 64. Qf3 g6 65. Qf7+ Bg7 66. h5 Qc3+ 67. Bd2 Qe5+ 68. Kd1 gxh5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "45"]
[White "Martins, Gustavo Faria"]
[Black "Santana, Leandro Aurelio Da S"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1701"]
[BlackElo "1845"]
[Annotator "Chessbase"]
[PlyCount "81"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. Nc3 d6 7. Na4 Bb6 ({RR} 7... Na5 8. Nxc5 Nxc4 9. dxc4 dxc5 10. Nxe5 Qxd1 11. Rxd1 Nxe4 12. Bf4 Nd6 13. b3 g5 14. Bg3 f6 15. Nf3 Rd8 16. Rd5 Be6 17. Rxc5 Ne8 18. Bxc7 Rdc8 19. Nxg5 Nxc7 20. Rxc7 Rxc7 21. Nxe6 Rd7 22. Nf4 {½-½ Gavrilescu,D (2526)-Nasuta,G (2544) 59th Rubinstein Mem GM 2023 (2.3)}) 8. a3 Bg4 9. b4 $146 ({RR} 9. h3 Bh5 10. c3 d5 11. Nxb6 axb6 12. exd5 Nxd5 13. Re1 Re8 14. g4 Bg6 15. Bg5 Qd6 16. Nh4 Nf4 17. Bxf4 exf4 18. Nxg6 Qxg6 19. d4 h5 20. Bd3 Qg5 21. Qf3 hxg4 22. hxg4 f5 23. Bxf5 Ne7 {1-0 Kosteniuk,A (2501)-Devanshi,R (1559) Swiss Queens Wed #2 2024 (1.139)}) 9... Nd4 10. c3 Nxf3+ 11. gxf3 Bh5 12. Bg5 h6 13. Bh4 g5 14. Bg3 c6 15. Nxb6 Qxb6 16. Bb3 Rad8 17. Kg2 Kg7 18. d4 Rfe8 19. dxe5 dxe5 20. Qc2 Bg6 21. Rfe1 Nh5 22. Rad1 Nf4+ 23. Bxf4 gxf4 24. Qe2 Qc7 25. Rg1 Rxd1 26. Qxd1 Rd8 27. Qe2 Rd6 28. Rd1 a6 29. h3 Qd7 30. Rxd6 Qxd6 31. Qd1 Qxd1 32. Bxd1 Kf6 33. c4 b6 34. c5 bxc5 35. bxc5 Ke7 36. h4 h5 37. a4 a5 38. Kf1 f5 39. Bc2 fxe4 40. Bxe4 Bxe4 41. fxe4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "5"]
[White "Lujan, Carolina"]
[Black "Rangel, Daniel"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2262"]
[BlackElo "2198"]
[Annotator "Chessbase"]
[PlyCount "79"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 a5 7. Bb3 Ba7 8. Re1 h6 9. Nbd2 O-O 10. Nf1 Be6 11. Ba4 Ne7 12. Be3 $146 ({RR} 12. d4 Ng6 13. h3 c6 14. Bc2 b5 15. Be3 a4 16. b3 axb3 17. axb3 Qc7 18. Ng3 Bb6 19. Qd2 Rfe8 20. Bxh6 gxh6 21. Qxh6 Qe7 22. d5 Bd7 23. dxc6 Bxc6 24. Nf5 Qf8 25. Rad1 Rad8 26. Ng5 Bc7 {0-1 Kramnik,V (2753)-Esipenko,A (2704) Kramnik-Esipenko Blitz 2024 (5)}) 12... Qb8 13. Bc2 Ng6 14. h3 b5 15. Ng3 Bxe3 16. fxe3 Qb6 17. Qd2 b4 18. Rf1 c5 19. c4 a4 20. Bd1 a3 21. b3 Kh7 22. Nh2 Ng8 23. Bh5 N6e7 24. Bg4 Qc7 25. Rf3 Bxg4 26. Nxg4 Ng6 27. Nf5 N6e7 28. Ng3 Ng6 29. Nf5 N6e7 30. Qf2 Nxf5 31. Rxf5 g6 32. Nf6+ Nxf6 33. Rxf6 h5 34. Rf1 Kg7 35. Qh4 Rae8 36. R1f3 Qe7 37. Qf2 Rd8 38. Qh4 Rde8 39. Qf2 Rd8 40. Qh4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "38"]
[White "Lopes, Eduardo Moraes"]
[Black "Vieira, Luana Saddi"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1933"]
[BlackElo "1705"]
[Annotator "Chessbase"]
[PlyCount "196"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 O-O 7. Nbd2 Bb6 8. Bb3 Ne7 9. h3 Ng6 10. Nc4 Be6 11. Ng5 Bxc4 12. Bxc4 c6 13. Bb3 h6 14. Nf3 d5 15. Qe2 Qc7 $146 ({RR} 15... Nh5 16. d4 Nhf4 17. Qc2 exd4 18. cxd4 dxe4 19. Qxe4 Qf6 20. Ne5 Rad8 21. Bxf4 Nxf4 22. Rad1 Bxd4 23. Ng4 Qg5 24. g3 Nxh3+ 25. Kg2 h5 26. Rxd4 Rxd4 27. Qxd4 hxg4 28. Qxa7 Rd8 29. Qxb7 Qf6 30. Qb4 {0-1 Sanchez,L (2284)-Turzo,A (2352) Budapest FS05 IM-A 2006 (6)}) 16. Nh2 Rad8 17. Ng4 Qe7 18. Qf3 Nxg4 19. Qxg4 Rd6 20. Be3 Nh4 21. Qe2 d4 22. cxd4 Bxd4 23. Bxd4 Rxd4 24. Rfd1 Rfd8 25. Rac1 Ng6 26. g3 Qg5 27. Kh2 a5 28. Qf3 R8d7 29. a3 Qe7 30. Rc4 Nf8 31. Rxd4 Rxd4 32. Qe3 a4 33. Ba2 Nd7 34. f4 Nc5 35. fxe5 Qxe5 36. Qf3 Rd7 37. Rf1 Ne6 38. Bxe6 Qxe6 39. Qd1 Qe5 40. Qe2 Qd4 41. Rf3 Re7 42. Qf2 Qxf2+ 43. Rxf2 f6 44. Rc2 Rd7 45. Rc3 Kf7 46. Kg2 Ke6 47. Kf3 f5 48. Ke3 fxe4 49. Kxe4 Kd6 50. Rc4 Re7+ 51. Kf3 b5 52. Re4 Rf7+ 53. Ke3 Rf5 54. d4 Kd5 55. Re7 Rg5 56. Kf4 Kxd4 57. Re6 Kd5 58. Re8 g6 59. g4 Kc4 60. Re6 Rc5 61. Rxg6 Kb3 62. Rxh6 Kxb2 63. g5 Rc1 64. Rh4 Rf1+ 65. Ke5 Rf8 66. Kd6 c5 67. Rg4 c4 68. Ke7 Ra8 69. h4 c3 70. h5 Kxa3 71. g6 c2 72. Rg1 Kb2 73. h6 c1=Q 74. Rxc1 Kxc1 75. h7 a3 76. g7 a2 77. h8=Q a1=Q 78. Qh1+ Kb2 79. Qg2+ Kb3 80. Qd5+ Kb4 81. Qe4+ Kc5 82. Qc2+ Kb6 83. Qg6+ Ka5 84. g8=Q Qa3+ 85. Kd7 Rxg8 86. Qxg8 Qd3+ 87. Ke7 Qe4+ 88. Kf6 Qc6+ 89. Ke7 Qc4 90. Qa8+ Kb4 91. Qa1 Qe4+ 92. Kf7 Kb3 93. Kg8 b4 94. Kf7 Qc2 95. Kg8 Qc4+ 96. Kh7 Kc2 97. Qa4+ Kb2 98. Kh8 Qc3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "7"]
[White "Filgueiras, Nathan Felipe"]
[Black "Okamura, Milton Kasuo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2316"]
[BlackElo "2004"]
[Annotator "Chessbase"]
[PlyCount "43"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 O-O 7. h3 h6 8. Re1 a6 9. Bb3 Ba7 10. Nbd2 Ne7 11. Nf1 Ng6 12. Ng3 Re8 13. d4 Be6 14. Bc2 c6 15. Be3 Qc7 16. Nf5 b5 17. Qd2 Bxf5 18. exf5 Nf8 19. Bxh6 gxh6 20. Qxh6 N8h7 21. Ng5 Qe7 $146 ({RR} 21... Qd8 22. Nxh7 Nxh7 23. f6 Nxf6 24. Re3 {1-0 Zhang,J (2089)-Litvinov,M (2238) World ol U16 2014 (2.4)}) 22. Nxh7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "38"]
[White "Sarmento, Flora Ferreira"]
[Black "Dos Santos, Leonardo Lopes"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1608"]
[BlackElo "1860"]
[Annotator "Chessbase"]
[PlyCount "120"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d5 8. exd5 Nxd5 9. O-O Bxc3 10. bxc3 O-O 11. Bg5 ({RR} 11. Bd2 Be6 12. Bd3 Bg4 13. Rb1 Rb8 14. Re1 Qf6 15. Be4 Nb6 16. Qc2 g6 17. Bg5 Qd6 18. h3 Be6 19. Bh6 Rfe8 20. Qd2 Bd5 21. Bxd5 Qxd5 22. Qf4 Qd6 23. Qh4 Ne7 24. Bf4 Qa3 25. Ng5 h5 {1-0 Garcia Pantoja,R (2526)-Karamsetty,J (2206) Titled Tuesday intern op 09th Feb blitz 2021 (5)}) 11... Qd6 12. Qc2 Be6 $146 ({RR} 12... Re8 13. Bh4 h6 14. Bg3 Qd8 15. Rfe1 Be6 16. Bb3 a5 17. a3 Qf6 18. c4 Bf5 19. Qd2 Nde7 20. d5 a4 21. Ba2 Na5 22. Bxc7 Nb3 23. Bxb3 axb3 24. Nd4 Rec8 25. d6 Nc6 26. Nxb3 Ne5 27. Qd4 {1-0 Ricciardi,G (1599)-Chavarria,B (1963) ARG-ch 85th Buenos Aires 2010 (6)}) ({RR} 12... Bg4 13. Qe4 Be6 14. Bd3 f5 15. Qh4 Nxc3 16. d5 Bxd5 17. Bf4 Qf6 18. Bg5 Qg6 19. Nd2 h6 20. f4 hxg5 21. fxg5 Ne4 22. Nf3 Rae8 23. Rad1 Ne5 24. Nxe5 Rxe5 25. Qf4 Rfe8 26. h4 Qb6+ 27. Kh2 {0-1 Ambrogi,A (2226)-Jonkman,H (2329) Titled Tue 27th Feb Late 2024 (8)}) ({RR} 12... Re8 13. Rfe1 Be6 14. Bh4 Ne3 15. Rxe3 Bxc4 16. Rae1 Rxe3 17. Rxe3 h6 18. Qb2 b6 19. Ne5 Nxe5 20. Rxe5 f6 21. Re3 c5 22. Bg3 Qd7 23. h3 cxd4 24. cxd4 Rd8 25. Qa3 a6 26. Re7 Qxd4 27. Bc7 {0-1 Schettki,M (1729)-Kilkowski,M (1955) Ruhrgebiet VK1 0001 2000 (9)}) ({RR} 12... h6 13. Bh4 Be6 14. Bg3 Qd7 15. Bd3 Kh8 16. Ne5 Nxe5 17. Bxe5 f6 18. Bg3 Bg8 19. Rab1 Nb6 20. Be4 c6 21. Bg6 Qg4 22. Bf5 Qh5 23. Rfe1 Bxa2 24. Rb2 Bc4 25. h3 Qf7 26. Bd6 Rfe8 27. Rbb1 {1-0 Schulte,F (1738)-Fabiunke,J (1523) GER-chT North U14 2013 (7.2)}) 13. Rad1 Rfe8 14. Bxd5 Qxd5 15. Rd2 a6 16. Rfd1 b5 17. Bf4 Bg4 18. Qd3 Re7 19. h3 Bf5 20. Qf1 Bxh3 21. Re1 Bg4 22. Rxe7 Nxe7 23. Qe2 Bxf3 24. gxf3 Qd7 25. Qe4 Re8 26. Re2 c6 27. Kg2 h6 28. Bg3 f6 29. f4 Kf7 30. f3 Nd5 31. Qxe8+ Qxe8 32. Rxe8 Kxe8 33. Be1 Nxf4+ 34. Kg3 Nd5 35. Bd2 Kf7 36. Kg4 Kg6 37. Kg3 Kh5 38. Kh3 f5 39. Kg3 g5 40. Kh3 Kg6 41. Kg3 h5 42. Kh3 h4 43. Kg2 g4 44. f4 Kh5 45. Kf2 Nf6 46. Kg2 Ne4 47. Be1 h3+ 48. Kh2 Kg6 49. Kg1 g3 50. Kf1 h2 51. Kg2 Nf2 52. Bxf2 gxf2 53. Kxf2 h1=Q 54. a3 Kh5 55. d5 cxd5 56. Ke3 Qd1 57. Kf2 Kg4 58. a4 Qd2+ 59. Kg1 Kg3 60. Kf1 Qf2# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "25"]
[White "De Sa, Miguel Melro Franco Braga"]
[Black "Oliveira, Tiago Batista"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1813"]
[BlackElo "1982"]
[Annotator "Chessbase"]
[PlyCount "79"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 Bb6 7. Re1 h6 8. Nbd2 O-O 9. h3 Ne7 10. Nf1 Ng6 ({RR} 10... c6 11. Bb3 Ng6 12. d4 Re8 13. Ng3 Be6 14. Bc2 Qc7 15. Be3 Rad8 16. Qc1 exd4 17. cxd4 Bc8 18. Bxh6 gxh6 19. Qxh6 Qe7 20. e5 Nh7 21. e6 Bxe6 22. Rxe6 Qxe6 23. Nh5 Bxd4 24. Nxd4 Qe5 25. Nf3 {½-½ Langford,J (1869)-Croad,N (2171) 131st ch-NZL Rapid 2024 (3.5)}) 11. Ng3 c6 12. Bb3 d5 $146 ({RR} 12... Be6 13. d4 Re8 14. Bc2 Qd7 15. Be3 Rad8 16. a4 Qc8 17. Qc1 exd4 18. cxd4 c5 19. d5 Bxh3 20. gxh3 Qxh3 21. Bd3 Nh4 22. Nxh4 Qxh4 23. Kg2 Ng4 24. Rh1 Qf6 25. a5 Bc7 26. Bf4 Qd4 27. Qd2 {1-0 Gerigk,E (2391)-Eichner,S (2370) BL2-Ost 1516 2015 (8.5)}) ({RR} 12... Re8 13. d4 d5 14. dxe5 Nxe5 15. Nxe5 Rxe5 16. Bf4 Re8 {½-½ Madera,M (1880)-Rzeszowski,D (1940) TCh-POL 2nd League 2023 (2.5)}) 13. exd5 Nxd5 14. d4 exd4 15. Nxd4 Re8 16. Rxe8+ Qxe8 17. Bd2 Qe5 18. Qf3 Nh4 19. Qe2 Qxe2 20. Ngxe2 Nf5 21. Re1 Bd7 22. Bc2 Nd6 23. Nf4 Nf6 24. Bd3 Rd8 25. Bf1 Nde4 26. Be3 g5 27. Nd3 c5 28. Nf3 Bf5 29. Nde5 Nd5 30. Bc1 f6 31. Nc4 Bc7 32. Ne3 Nxe3 33. Bxe3 Kh7 34. Rc1 Be6 35. c4 f5 36. g3 f4 37. gxf4 gxf4 38. Bd2 Nxd2 39. Nxd2 Rxd2 40. Re1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "39"]
[White "Nascimento, Bianca Alencar De S."]
[Black "Santos, Abel Cardoso Dos"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1621"]
[BlackElo "1923"]
[Annotator "Chessbase"]
[PlyCount "66"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 d6 7. c3 Bb6 8. b4 ({RR} 8. Nbd2 Bd7 9. a4 a6 10. O-O Qe7 11. b4 a5 12. b5 Nd8 13. d4 Bg4 14. Re1 Ne6 15. h3 Bxf3 16. Nxf3 Nf4 17. Qb3 O-O-O 18. Rad1 Rdf8 19. Bd5 g5 20. Bg3 N6h5 21. Kh1 Qf6 22. Nh2 Nxg3+ {1-0 Vallejo Pons,F (2667)-Inarkiev,E (2658) Chess Stars 3.0 Rapid 2023 (5.4)}) ({RR} 8. Nbd2 Ne7 9. Bxf6 gxf6 10. Qb3 Rh7 11. O-O Ng6 12. Kh1 h5 13. a4 a6 14. d4 h4 15. Rfe1 Nf4 16. Nf1 Bg4 17. Ne3 Qd7 18. a5 h3 19. Bf1 hxg2+ 20. Bxg2 Bxf3 21. axb6 Qh3 {0-1 Korchmar,V (2429)-Le Tuan Minh (2564) Titled Tue 13th Aug Early 2024 (11)}) 8... Bg4 9. Nbd2 a6 $146 ({RR} 9... Qe7 10. Bb3 g5 11. Bg3 Nh5 12. Nc4 Nf4 13. Bxf4 gxf4 14. a4 a5 15. b5 Nd8 16. Nxb6 cxb6 17. h3 Bh5 18. g4 fxg3 19. fxg3 Rc8 20. g4 Bg6 21. Rc1 h5 22. g5 h4 23. Qd2 Ne6 24. Bxe6 {1-0 Rodrigue Lemieux,S (2072)-Mitusov,S (1752) Wch U12 Batumi 2016 (5)}) 10. Qb3 Qe7 11. a4 Ba7 12. a5 Nd8 13. h3 Bd7 14. Nf1 c6 15. Ne3 g5 16. Bg3 Nh5 17. Bh2 Nf4 18. g4 Nxh3 19. Bxe5 dxe5 20. Rxh3 Bxe3 21. fxe3 Bxg4 22. Rg3 Bxf3 23. Rxf3 g4 24. Rf5 Qh4+ 25. Ke2 f6 26. Bf7+ Ke7 27. Bg6 g3 28. Bh5 Qh2+ 29. Kf3 g2 30. Qd1 Ne6 31. Bg4 h5 32. Rxh5 Rxh5 33. Bxh5 Ng5+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "50"]
[White "Dos Santos, Jackson De Souza Teles"]
[Black "Vargas, Victor Da Silva"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1773"]
[BlackElo "1684"]
[Annotator "Chessbase"]
[PlyCount "67"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 {Kertesz,Alfred} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. O-O O-O 11. Re1 Bg4 12. h3 Bh5 13. Bxd5 $146 ({RR} 13. g4 Bg6 14. Nb3 Ndb4 15. Re2 Kh8 16. a3 Nd5 17. Ne5 Nxe5 18. Rxe5 Nf4 19. Qf3 f6 20. Rb5 Qd6 21. Bd5 c6 22. Rxb7 cxd5 23. Rc1 Be4 24. Qc3 Ne2+ {0-1 Salazar,E-Lopez Ortiz,J Pan American-ch U12 2002 (2)}) ({RR} 13. Rc1 Nb6 14. Be2 Re8 15. Nb3 Qd6 16. Nc5 Bxf3 17. Bxf3 Nxd4 18. Bxb7 Rad8 19. Be4 Qf4 20. g3 Qf6 21. Nb7 Rc8 22. Rc3 g6 23. Rd3 c5 24. Nxc5 Rxc5 25. Rxd4 Rce5 26. Re3 Qe7 27. Qd2 Kg7 {½-½ Mathe,G (2316)-Trbojevic,M (2373) CRO-chT1B Bol 2014 (5.4)}) ({RR} 13. a3 Nb6 14. Be2 Re8 15. Rc1 Qf6 16. Bb5 Rxe1+ 17. Qxe1 Nxd4 18. Nxd4 Qxd4 19. Rxc7 Rd8 20. Nf1 a6 21. Be2 Qe5 22. Rc2 Bg6 23. Rc1 Qxb2 24. Bf3 Qxa3 25. Rc7 Rd7 26. Rxb7 Rxb7 27. Bxb7 h6 {0-1 Fernandez Garcia,G (2172)-Abdilkhair,A (2268) Titled Tue 28th Feb Early 2023 (9)}) ({RR} 13. Be2 Nf4 14. Nb3 Nxe2+ 15. Qxe2 Bxf3 16. Qxf3 Nxd4 17. Nxd4 Qxd4 18. Qxb7 Rab8 19. Qxc7 Rxb2 20. Qg3 h6 21. Red1 Rd2 22. Rxd2 Qxd2 23. Qe3 Qxe3 24. fxe3 Re8 25. Kf2 f5 26. Rc1 Re5 27. Kf3 Ra5 {½-½ Teng,D (1352)-Mihaylov,B (1123) EU-ch Hybrid U08 2021 (2)}) ({RR} 13. Qc2 Ndb4 14. Qc3 Bg6 15. Rac1 Qd6 16. a3 Nd5 17. Bxd5 Qxd5 18. b4 Rad8 19. Nb3 Rd7 20. Nc5 Re7 21. Nxb7 Rxe1+ 22. Rxe1 Nxd4 23. Qxd4 Qxb7 24. Re7 Qb8 25. Qc4 Rc8 26. Ne5 Rf8 27. Nd7 Qd8 {½-½ Buehl,G-Zoellner,E DSB Team U20-ch 1978 (5.5)}) 13... Qxd5 14. Qb3 Qxb3 15. axb3 Rfd8 16. Re4 f6 17. Rc1 Rd7 18. g4 Bf7 19. h4 a5 20. Rf4 a4 21. bxa4 Rxa4 22. g5 fxg5 23. hxg5 Rb4 24. Ra1 g6 25. Ne4 Kg7 26. Nc5 Rd5 27. Rb1 Nxd4 28. Rxd4 Rxg5+ 29. Nxg5 Rxd4 30. Nge6+ Bxe6 31. Nxe6+ Kf6 32. Nxd4 c5 33. Nf3 Ke6 34. Rd1 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Filgueiras, Nathan Felipe"]
[Black "Terao, Juliana Sayumi"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2316"]
[BlackElo "2161"]
[Annotator "Chessbase"]
[PlyCount "60"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 a6 6. Bb3 d6 7. c3 Ba7 8. Nbd2 O-O 9. h3 h6 10. Re1 Re8 11. Nf1 Be6 12. Bc2 d5 13. exd5 Bxd5 14. Ng3 Qd7 15. Nh4 Rad8 16. Nhf5 Ne7 17. Rxe5 ({RR} 17. Nxg7 Kxg7 18. Bxh6+ Kxh6 19. Qd2+ Kh7 20. Qg5 Qc6 21. Rxe5 Ng6 22. Nf5 Bxf2+ 23. Kh2 Bg3+ 24. Kxg3 Ne4+ 25. dxe4 Kg8 26. Qh6 Qf6 27. Rxe8+ Rxe8 28. exd5 c6 29. dxc6 Qe5+ 30. Kf2 Qc5+ 31. Kf1 Qc4+ {1-0 Leiva,G (2406)-Zhurbinsky,D (2147) Titled Tue 30th Apr Late 2024 (4)}) 17... Nxf5 18. Rxf5 Re6 19. Bf4 $146 ({RR} 19. d4 Rde8 20. Bd2 c5 21. Be3 cxd4 22. Bxd4 Re1+ 23. Qxe1 Rxe1+ 24. Rxe1 Bxd4 25. cxd4 Be6 26. Rf4 Qc7 27. Rxf6 gxf6 28. Bb3 Bxb3 29. axb3 Qd7 30. Rd1 Qd5 31. Rd3 Kf8 32. Nf1 Qb5 33. Rf3 Qb6 {0-1 Dominguez Perez,L (2763)-Abdusattorov,N (2608) Chess24 Banter Blitz Cup 2019 (2.5)}) 19... Qe7 20. d4 c5 21. Re5 g6 22. Rxe6 Bxe6 23. Ne2 Bc4 24. Bd3 Bxd3 25. Qxd3 g5 26. Be3 Nd5 27. Ng3 cxd4 28. Bxd4 Nf4 29. Qe3 Qxe3 30. fxe3 Ra8 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "34"]
[White "Gomes, Carlos"]
[Black "Guimaraes, Artemis Pamela"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1695"]
[BlackElo "2002"]
[Annotator "Chessbase"]
[PlyCount "66"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. h3 Na5 7. Bb5+ c6 8. Ba4 b5 9. Bc2 c5 10. a3 Be6 $146 ({RR} 10... Bb7 11. b4 Nc6 12. O-O a5 13. bxc5 dxc5 14. Be3 Bd6 15. Nh2 Qd7 16. Nd2 a4 17. Ndf3 O-O 18. Nh4 Ne7 19. Qd2 Kh7 20. Bd1 Ng6 21. Nf5 Nf4 22. Ng4 Qd8 23. g3 h5 24. Nxf6+ Qxf6 25. Nxd6 {1-0 Crucioli,M-Luna,G Academia Cup op 1997}) 11. b4 Nc6 12. Bb2 a5 13. bxc5 dxc5 14. Nbd2 Be7 15. O-O Qc7 16. d4 cxd4 17. cxd4 Nxd4 18. Nxd4 exd4 19. Bxd4 Rd8 20. Bb2 Bc4 21. Re1 Qf4 22. Bc1 Bc5 23. Qf3 Qe5 24. Rb1 Ba2 25. Bb2 Qg5 26. Bxf6 gxf6 27. Rxb5 Rxd2 28. Rxc5 Qxc5 29. Qxf6 Rxc2 30. Rd1 Qxf2+ 31. Qxf2 Rxf2 32. Kxf2 Ke7 33. Rd4 Rc8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "35"]
[White "Silveira, Rogerio Zanon Da"]
[Black "Nascimento, Kaio Vinicius Da Trindade"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1999"]
[BlackElo "1693"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. h3 ({RR} 8. Qe2 O-O 9. d3 Nd4 10. Nxd4 exd4 11. O-O c6 12. c3 Re8 13. Qc2 Be6 14. Bd2 Bc7 15. Rfe1 dxc3 16. bxc3 Bd5 17. Bxd5 Qxd5 18. d4 h6 19. Qb3 Qxb3 20. axb3 a6 21. Be3 f5 22. g3 Kf7 {0-1 Roos,L (2350)-Marciano,D (2430) FRA Cup Epinal 1995}) 8... h6 ({RR} 8... O-O 9. O-O Be6 10. c3 f5 11. Bc2 Qf6 12. Bb3 Bf7 13. d3 h6 14. Re1 Rad8 15. Bxf7+ Rxf7 16. Qb3 b6 17. Qa4 Bf8 18. Qc4 Kh8 19. Be3 f4 20. Bd2 Rfd7 21. d4 Na5 22. Qb5 Rd5 23. dxe5 {0-1 Buchwald,S (1187)-Karij,P (1450) CRO-ch U15 Girls 2022 (3)}) 9. Bxc6+ $146 ({RR} 9. O-O O-O 10. Re1 Qf6 11. c3 Bf5 12. Qe2 Bxe4 13. Qxe4 Qg6 14. Qxg6 fxg6 15. d3 Rf7 16. Be3 Rd8 17. Rad1 Rfd7 18. Kf1 g5 19. Bc1 Bf8 20. Nxe5 Nxe5 21. Rxe5 Rxd3 22. Rxd3 Rxd3 23. Ke2 Rd7 {½-½ Mascarinas,R-Zheng,J CHN-PHI m Hangzhou 1975 (6.7)}) 9... bxc6 10. d4 exd4 11. Qxd4 O-O 12. O-O c5 13. Qc3 Bb7 14. b3 Be7 15. Rb1 Bf6 16. Qxc5 Bxf3 17. gxf3 Qd7 18. Kg2 Rfe8 19. Bf4 Re2 20. Rbd1 Qe6 21. Rd2 Rxd2 22. Bxd2 Be7 23. Qe3 Qg6+ 24. Kh1 Bg5 25. f4 Qc6+ 26. f3 Re8 27. Qf2 Bf6 28. Re1 Rd8 29. Be3 Rd5 30. Re2 Rh5 31. Kh2 Qd7 32. Qg2 Rh4 33. Bf2 Rxf4 34. Bg3 Rf5 35. c4 h5 36. Re4 c5 37. Qe2 h4 38. Bxh4 Rh5 39. Qe1 g5 40. Bg3 Qxh3+ 41. Kg1 Bc3 42. Re8+ Kh7 43. Qe4+ Kh6 44. Qc6+ Kg7 45. Be5+ Bxe5 46. Rxe5 Qg3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "60"]
[White "Vaz, Vania Dora Madona"]
[Black "Cardoso, Rafaela Martins"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1502"]
[BlackElo "1657"]
[Annotator "Chessbase"]
[PlyCount "60"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d5 6. exd5 Nxd5 7. O-O Be6 8. Bb5 ({RR} 8. Re1 Bd6 9. b4 a6 10. Qb3 Nce7 11. a4 c6 12. a5 Qc7 13. Nbd2 Ng6 14. g3 O-O 15. d4 f6 16. Qc2 Qf7 17. Bd3 Nde7 18. Ne4 Bc7 19. c4 Bh3 20. c5 Rad8 21. Bb2 Kh8 22. Rad1 Nd5 {1-0 Bindzus,E (1946)-Berisha,X (1683) IBCA European Individuals 2024 (4.19)}) 8... Bd6 9. Re1 Qf6 10. Nbd2 O-O $146 ({RR} 10... Nf4 11. Ne4 Qg6 12. Bxf4 exf4 13. Nxd6+ cxd6 14. d4 O-O 15. Qd2 Bh3 16. Bf1 Qg4 17. Kh1 Rae8 18. Ng1 Bxg2+ 19. Bxg2 f3 20. Nxf3 Re6 21. h3 Qf5 22. d5 Rxe1+ 23. Rxe1 Ne5 24. Nxe5 dxe5 25. Qe3 {1-0 Amed,S-Sgrecia,L ARG-ch sf U14 Girls 2004 (2)}) 11. Ne4 Qe7 12. Nxd6 cxd6 13. h3 f5 14. Bd2 Qf7 15. c4 Ndb4 16. Bxb4 Nxb4 17. a3 Nc6 18. Ba4 Rad8 19. Bxc6 bxc6 20. Qe2 Rfe8 21. Rad1 Re7 22. b4 Rde8 23. Qd2 f4 24. h4 Qg6 25. Kh2 Bg4 26. Rg1 Qh5 27. Rde1 Re6 28. Rh1 Bxf3 29. gxf3 Rg6 30. Kh3 Qxf3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "60"]
[White "Lourenco, Valerio Dos Santos"]
[Black "De Oliveira Jr., Coemo Saldanha"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1731"]
[Annotator "Chessbase"]
[PlyCount "109"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 Nf6 5. d3 d6 6. h3 O-O 7. Bb3 ({RR} 7. a4 a5 8. Nbd2 Be6 9. O-O h6 10. Re1 Bxc4 11. Nxc4 Re8 12. Ne3 Bf8 13. Nf5 d5 14. Qe2 Kh7 15. g4 g6 16. Ng3 Ng8 17. Bd2 Bg7 18. Rad1 Qd7 19. Bc1 Rad8 20. Kg2 Qe6 21. h4 Rd7 {1-0 Becerra,J (2270)-Rodriguez Rivero,J (2141) Titled Tue 13th Aug Early 2024 (3)}) 7... Be6 8. O-O ({RR} 8. c4 Nd7 9. Nc3 Nd4 10. Nxd4 exd4 11. Ne2 c5 12. g4 Bh4 13. Bf4 Ne5 14. Kf1 Qf6 15. Kg2 g5 16. Bg3 Qf3+ 17. Kg1 Nxd3 18. Nxd4 Qxe4 19. Bxh4 gxh4 20. Nb5 Qxh1+ 21. Kxh1 Nxf2+ 22. Kg2 Nxd1 {0-1 Al Qudaimi,B (2424)-Arencibia Rodriguez,W (2486) Sharjah Rapid op 27th 2022 (5)}) 8... Bxb3 $146 ({RR} 8... a5 9. Ng5 Bxb3 10. axb3 h6 11. Nf3 Qd7 12. Nh4 Nh7 13. Nf5 Bg5 14. Qg4 Nf6 15. Qg3 Ne7 16. Bxg5 Nxf5 17. exf5 hxg5 18. Qxg5 Nh7 19. Qg4 Nf6 20. Qg5 Qb5 21. Rd1 Qxb3 22. Rd2 e4 23. Qe3 {0-1 Markus,V-Shrivastava,S (1169) World Corporate East A rapid 2021 (4.13)}) ({RR} 8... d5 9. exd5 Bxd5 10. Re1 Bd6 11. Bg5 Bxb3 12. Qxb3 b6 13. Nbd2 Re8 14. Ne4 Be7 15. Bxf6 Bxf6 16. Rad1 Qe7 17. Qc2 Rad8 18. Qe2 h6 19. Nh2 Bg5 20. Qf3 Bf6 21. Ng4 Qe6 22. Ngxf6+ gxf6 23. Nxf6+ {1-0 Camus,A-Dhaussy,B Herlies op 5th 2000 (2)}) 9. Qxb3 b6 10. Bg5 Na5 11. Qc2 Nd7 12. Bxe7 Qxe7 13. Nbd2 h6 14. d4 c5 15. b4 cxb4 16. cxb4 Rac8 17. Qa4 Nc6 18. b5 Na5 19. Rac1 Rfd8 20. Qb4 Kf8 21. Nc4 Nxc4 22. Rxc4 Rxc4 23. Qxc4 Nf6 24. d5 Rd7 25. Rc1 Ne8 26. Qd3 Rc7 27. Rc6 Qd8 28. Qa3 Kg8 29. Nd2 Rxc6 30. bxc6 Qc7 31. Qb4 Kf8 32. Nc4 f6 33. Na3 a6 34. Nc4 b5 35. Na5 Ke7 36. Nb7 g6 37. a4 Qb6 38. Na5 Qc5 39. Qd2 g5 40. Nb3 Qc4 41. Qc1 Qxc1+ 42. Nxc1 bxa4 43. Kf1 Nc7 44. Ke2 f5 45. f3 fxe4 46. fxe4 Nb5 47. Kd3 Nd4 48. Kc3 a5 49. Kb2 Nb5 50. Na2 a3+ 51. Kb3 Nd4+ 52. Kxa3 Ne2 53. Ka4 Nf4 54. Kxa5 Nxg2 55. Kb6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "33"]
[White "Sarmento, Flora Ferreira"]
[Black "Kanzler, Karina Daniela Ferreira"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "1608"]
[BlackElo "1874"]
[Annotator "Chessbase"]
[PlyCount "106"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Qb6 9. Nc3 ({RR} 9. Bd3 Be7 10. Nc3 O-O 11. O-O g6 12. Qe2 Qc7 13. Re1 Nd7 14. Nf3 Bd6 15. Ne4 Be7 16. Nc3 Bd6 17. b3 Nc5 18. Bb2 Re8 19. Ne4 Nxe4 20. Qxe4 f6 21. Bc3 Nb7 22. Bc4+ Kg7 23. d4 Bf5 {1-0 Vorobiov,E (2591)-Soltanici,R (2405) Moscow op-A 2009 (4)}) ({RR} 9. Bd3 h6 10. Ne4 Be7 11. O-O O-O 12. Nbc3 Be6 13. b3 Nxe4 14. Bxe4 f5 15. Bd3 e4 16. Bxe4 fxe4 17. Qxe4 Rf6 18. Bb2 Re8 19. Na4 Qb5 20. Bxf6 Bxf6 21. Nc3 Qg5 22. b4 Bf7 23. Qf3 Nc4 {1-0 Vu,K-Timm,J (1630) Reinstorf Blitz op 2022 (5)}) 9... Bg4 10. Nd5 $146 ({RR} 10. Qg3 Bd6 11. Bd3 Bc7 12. Nge4 Nxe4 13. Bxe4 f5 14. h3 Bh5 15. Qxg7 O-O-O 16. Bxf5+ Kb8 17. g4 Bg6 18. Bxg6 Rdg8 19. Qe7 hxg6 20. d3 Nb7 21. Qa3 Bd6 22. Qb3 Qd8 23. Be3 Ka8 24. Qa4 c5 {1-0 Malaschitz,R (1900)-Duraj,J (2040) Bratislava Novy Memorial 7th 1989 (7)}) ({RR} 10. Qg3 cxb5 11. Qxe5+ Kd7 12. O-O Re8 13. Qxb5+ Qxb5 14. Nxb5 Be2 15. Nxf7 Bxb5 16. Nxh8 Bxf1 17. Kxf1 Ke6 18. d4 Bb4 19. c3 Bd6 20. Ng6 hxg6 21. g3 Kd5 22. b3 Ne4 23. Bb2 Rf8 24. c4+ Nxc4 {0-1 Florian,J-Heimerdinger,J Kassel op 1998 (6)}) ({RR} 10. Qg3 cxb5 11. Qxe5+ Be7 12. Qxb5+ Bd7 13. Qe2 O-O 14. O-O Rfe8 15. Qf3 Bg4 16. Qe3 Bc5 17. Qf4 Bd6 18. Qa4 h6 19. Nge4 Nxe4 20. Nxe4 Bc7 21. d3 Qg6 22. Ng3 h5 23. Kh1 h4 24. Ne4 h3 {0-1 Grabowski,R-Krasiewicz,D POL-chT Mazovia 06/07 op 2006 (2.24)}) 10... Bxf3 11. Nxb6 axb6 12. Nxf3 e4 13. Nd4 cxb5 14. Nxb5 Rc8 15. c3 Be7 16. O-O O-O 17. f3 exf3 18. Rxf3 Ne4 19. d4 Nc4 20. b3 Ncd6 21. Nxd6 Bxd6 22. Bb2 Ra8 23. c4 Ba3 24. Bxa3 Rxa3 25. Re3 f5 26. g4 g6 27. gxf5 gxf5 28. Rd3 Rf7 29. d5 Nd6 30. Rg3+ Kf8 31. Rg2 Rfa7 32. Re1 Rxa2 33. Rxa2 Rxa2 34. Re6 Ne4 35. Rxb6 f4 36. Re6 Ra1+ 37. Kg2 f3+ 38. Kxf3 Ng5+ 39. Kg3 Nxe6 40. dxe6 Ke7 41. Kf4 Kxe6 42. c5 Rb1 43. h4 Rxb3 44. Kg5 Rb7 45. Kh6 Kd5 46. c6 Kxc6 47. Kh5 Kd5 48. Kg4 Ke5 49. Kg5 Rb4 50. h5 Rb6 51. h6 Rg6+ 52. Kh5 Kf4 53. Kh4 Rxh6# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "56"]
[White "Chagas, Waldefran Clementino"]
[Black "Laba, Otavio De Souza"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "1800"]
[BlackElo "1918"]
[Annotator "Chessbase"]
[PlyCount "60"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a5 4. Ba4 ({RR} 4. O-O Nd4 5. Bc4 Nxf3+ 6. Qxf3 Nf6 7. d4 d6 8. Nc3 exd4 9. Nb5 Be6 10. Bxe6 fxe6 11. Nxd4 e5 12. Ne6 Qd7 13. Qb3 c6 14. f4 Nxe4 15. fxe5 a4 16. Qh3 Nc5 17. Qh5+ g6 18. Nxc5 gxh5 {½-½ Bartel,M (2609)-Pechac,J (2611) 5th Prague Challengers 2023 (4.4)}) ({RR} 4. O-O d6 5. d4 exd4 6. Nxd4 Bd7 7. c4 Nf6 8. Nc3 Be7 9. f3 O-O 10. Be3 Ne5 11. Bxd7 Nfxd7 12. Qe2 a4 13. Nd5 Re8 14. f4 Nc6 15. Nb5 Rc8 16. Qc2 Bf8 17. Bd2 Nc5 18. Rae1 Nd4 {1-0 Ai,E (2188)-Bakhrillaev,B (2325) Titled Tue 6th Feb Early 2024 (7)}) 4... Bc5 $146 ({RR} 4... Nf6 5. O-O b5 6. Bb3 Bb7 7. Re1 Bc5 8. c3 d6 9. d4 Bb6 10. Be3 h6 11. h3 O-O 12. Nbd2 Qe7 13. Nh4 Rfe8 14. Nf5 Qf8 15. Qf3 Ne7 16. Nxh6+ gxh6 17. Qxf6 Qg7 18. dxe5 dxe5 19. Qxh6 {1-0 Dervishi,E (2380)-Anerousis,P Elitia op Mitilini 1997 (4)}) ({RR} 4... Nf6 5. d3 b5 6. Bb3 Be7 7. c3 d6 8. Nbd2 O-O 9. Bc2 Bg4 10. h3 Bh5 11. Nf1 h6 12. Ng3 Bg6 13. Be3 Nh5 14. Nxe5 {1-0 Estrada Gaspar,N (2086)-Mohammed,J (1913) WMSG Blitz Team 1st (Women) 2008 (5)}) ({RR} 4... 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. a3 Nb8 13. Bc2 Nbd7 14. b4 c6 15. Bb2 g6 16. Bd3 Bg7 17. Qc2 Rc8 18. dxe5 dxe5 19. c4 {1-0 Manik,M (2426)-Marek,S (2253) SVK-chT2D 0910 2009 (10.4)}) 5. c3 Nge7 6. O-O Ba7 7. d4 Ng6 8. g3 O-O 9. h4 d6 10. Kg2 Bg4 11. d5 f5 12. dxc6 fxe4 13. Qd5+ Kh8 14. Ng5 bxc6 15. Nf7+ Rxf7 16. Qxf7 Nxh4+ 17. Kh1 Bf3+ 18. Kh2 Bg2 19. Rg1 e3 20. Bxe3 Bd5 21. Qh5 Nf3+ 22. Kh1 Bxe3 23. fxe3 Qf6 24. Na3 g6 25. Qh6 Ne1+ 26. e4 Qf3+ 27. Kh2 Qf2+ 28. Kh3 Be6+ 29. g4 Qxg1 30. Qg5 Qg2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "44"]
[White "Hubner, Jessica Trindade"]
[Black "Firmo, Zaihr Goncalves"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1845"]
[BlackElo "1670"]
[Annotator "Chessbase"]
[PlyCount "43"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Re1 a6 7. Bc4 b5 8. Bd5 Nxd5 9. exd5 Ne7 10. dxe5 dxe5 $146 ({RR} 10... Bg4 11. Bf4 Bxf3 12. Qxf3 dxe5 13. Bxe5 Qxd5 14. Qxd5 Nxd5 15. Bxg7+ Be7 16. Nc3 Nxc3 17. Bxc3 Rg8 18. Bf6 Rg6 19. Bxe7 {1-0 Sokolovsky,V (1866)-Cherniavskaya,K (1357) Voronezh op-B 22nd 2018 (1)}) 11. Nxe5 g6 12. Qf3 Bf5 13. Nc6 Qd6 14. Bf4 Qc5 15. Nxe7 Bxe7 16. d6 O-O 17. dxe7 Rfe8 18. c3 Rab8 19. Re5 Qc4 20. Rxf5 Rxe7 21. Nd2 Rbe8 22. h3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Baptista, Andre Kemper"]
[Black "Dos Santos, Leonardo Lopes"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1913"]
[BlackElo "1860"]
[Annotator "Chessbase"]
[PlyCount "139"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. Nxc6 Bxc6 8. Bxc6+ bxc6 9. O-O Be7 10. Re1 O-O 11. Bg5 ({RR} 11. e5 dxe5 12. Qxd8 Raxd8 13. Rxe5 Bd6 14. Re1 Rfe8 15. Rxe8+ Rxe8 16. g3 Re1+ 17. Kg2 Nd5 18. Nxd5 cxd5 19. b3 Re2 20. c4 dxc4 21. bxc4 c5 22. Be3 Kf8 23. Rd1 Ke7 24. a4 Ra2 25. Re1 Kd7 {0-1 Pranav,D-Sokolov,M (1068) Kaspersky op U16 blitz 2021 (6)}) 11... Rb8 12. Rb1 Re8 13. Qf3 $146 ({RR} 13. Qe2 Nd7 14. Bxe7 Rxe7 15. b3 d5 16. Rbd1 dxe4 17. Nxe4 Kf8 18. Qd2 Qe8 19. Ng3 Rxe1+ 20. Rxe1 Qc8 21. Nf5 h6 22. Ne7 Qb7 23. Qxd7 Qb4 24. Kf1 Re8 25. Ng6+ Kg8 26. Qxe8+ Kh7 27. Nf8+ {1-0 Kratochvil,J-Krumpholz,J CZE-ch U10 Svetla nad Sazavou 1999 (2)}) 13... Nd7 14. Bxe7 Qxe7 15. Qe3 a5 16. b3 Nc5 17. a4 Rb4 18. Qd2 Qf6 19. f3 Ne6 20. Na2 Rb6 21. Qxa5 Qd4+ 22. Kh1 Qf2 23. Rbc1 Nd4 24. Nb4 h6 25. Nd3 Qh4 26. Qd2 c5 27. Qf4 Qe7 28. e5 dxe5 29. Rxe5 Re6 30. Rxe6 Qxe6 31. Qd2 Qc6 32. Re1 Rxe1+ 33. Nxe1 Qe6 34. Kg1 h5 35. Kf2 Qe5 36. g3 h4 37. Nd3 hxg3+ 38. hxg3 Qh5 39. Ne1 Qh2+ 40. Ng2 Qh5 41. Qd3 Qh6 42. b4 Qb6 43. b5 c4 44. Qe3 Nxc2 45. Qxb6 cxb6 46. a5 bxa5 47. Ne3 Nb4 48. b6 Nc6 49. Nxc4 a4 50. Ke3 Kf8 51. Ke4 Ke7 52. Kd5 Kd7 53. Kc5 g5 54. f4 gxf4 55. gxf4 f6 56. Kb5 Nd4+ 57. Kxa4 Kc6 58. Ka5 Nb3+ 59. Ka6 Nc5+ 60. Ka7 Kd5 61. Na5 Ke4 62. Nb3 Nd7 63. b7 Kxf4 64. Nc5 Ne5 65. b8=Q Ke3 66. Qb3+ Kd4 67. Ne6+ Ke4 68. Nc5+ Kf5 69. Qc2+ Kg5 70. Ne6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "19"]
[White "Nascimento, Luiz Eduardo Da Trindade"]
[Black "Dias, Matheus Braga"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1872"]
[BlackElo "1953"]
[Annotator "Chessbase"]
[PlyCount "26"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,26,22,27,34,24,49,-3,27,40,38,36,62,-29,-12,17,17,12,12,39,70,28,40,27,36,40,25,33,33]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 {[#]} 13. Qe4+ $146 ({Predecessor:} 13. Qe3+ Be7 14. Nc3 c6 15. Re1 Be6 16. Ne4 Qc7 17. Nc5 Bxc5 18. Qxc5 Qe7 19. Qe5 O-O 20. Ra3 Rfe8 21. Rg3 f6 22. Qe2 Qd7 23. Be3 Bf7 24. h3 b6 25. Rd1 Qf5 26. Rd6 Re6 27. Qd2 Rxd6 28. Qxd6 Qe6 29. Qc7 Qc8 30. Qf4 Qe6 31. Bd4 Rd8 32. Bxf6 Rd1+ 33. Kh2 Bg6 34. Qb8+ Kf7 35. Bc3 h5 36. Qh8 {1-0 Grandelius,N (2664)-Navara,D (2678) Chess.com Play In Match Div 3 rapid 2024 (1.2)}) 13... Qe6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "14"]
[White "Lins, Joao Pedro"]
[Black "Oliveira, Tiago Batista"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1848"]
[BlackElo "1982"]
[Annotator "Chessbase"]
[PlyCount "72"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d3 Qf6 ({RR} 5... Qd6 6. Be3 f6 7. Nbd2 Be6 8. d4 exd4 9. Nxd4 O-O-O 10. Nxe6 Qxe6 11. Qe2 Bd6 12. f4 Re8 13. O-O Nh6 14. a3 Rhg8 15. Rae1 g5 16. f5 Qe5 17. Qh5 Nf7 18. Qxf7 Qxh2+ 19. Kf2 Rgf8 20. Qc4 {1-0 Rozentalis,E (2613)-Zawadzka,J (2374) Cappelle op 29th 2013 (1)}) 6. Be3 ({RR} 6. h3 Bc5 7. Nbd2 Ne7 8. Nc4 Ng6 9. Be3 Bxe3 10. Nxe3 Be6 11. Qd2 O-O-O 12. a4 Nf4 13. O-O-O Nxg2 14. Nxg2 Qxf3 15. Ne3 Rd4 16. b3 Rhd8 17. Rhg1 g6 18. Rg3 Qf6 19. Qc3 Qxf2 20. Nf1 h5 {0-1 Mesquita,E (1958)-Kurchenko,E (2258) Titled Tue 23rd Jul Late 2024 (9)}) 6... Bg4 7. Nbd2 h6 $146 ({RR} 7... Bd6 8. h3 Bh5 9. g4 Bg6 10. Qe2 Ne7 11. O-O-O c5 12. Bg5 Qe6 13. Bxe7 Bxe7 14. Kb1 f6 15. c4 b5 16. Nh4 Bf7 17. Nf5 Bf8 18. Ne3 c6 19. f4 g6 20. Rhg1 Bd6 21. Nf3 Rf8 22. h4 {1-0 Kornilov,P (2049)-Kalugin,A (2048) Voronezh Winter 2006 (9)}) ({RR} 7... Ne7 8. h3 Be6 9. g4 g6 10. a3 h6 11. Qe2 O-O-O 12. g5 hxg5 13. Nxg5 Bh6 14. Nxe6 Qxe6 15. Nc4 Kb8 16. O-O-O Nc8 17. h4 Bxe3+ 18. Qxe3 Nd6 19. Nxd6 Qxd6 20. Rdf1 Qe6 21. Kb1 Rh5 22. f4 {½-½ Lau,J (1628)-Tang,T (1811) HKG-ch op Hong Kong 2015 (4)}) ({RR} 7... Bd6 8. c3 b6 9. Qc2 Ne7 10. O-O-O O-O 11. h3 Bd7 12. Rdg1 b5 13. g4 Qe6 14. Qb3 a5 15. Qxe6 Bxe6 16. Kb1 Ng6 17. d4 exd4 18. Nxd4 Bd7 19. h4 Ne5 20. g5 h5 21. N4f3 Ng4 22. Nf1 {½-½ Kueck,A (1076)-Peine,O (1521) Bremen-ch 2019 (2.27)}) 8. Qe2 Bd6 9. h3 Be6 10. Nc4 Ne7 11. O-O-O c5 12. Kb1 Nc6 13. Nxd6+ cxd6 14. g4 Nd4 15. Nxd4 cxd4 16. Bc1 Qd8 17. f4 Qa5 18. b3 f6 19. h4 O-O-O 20. g5 Kb8 21. gxh6 gxh6 22. h5 Rdg8 23. Rdg1 Bf7 24. f5 d5 25. Rxg8+ Bxg8 26. Rg1 dxe4 27. dxe4 Bf7 28. Qf3 Qc7 29. Rg6 Bxg6 30. fxg6 Rc8 31. Qf2 Qc3 32. Qd2 Qf3 33. Qxh6 Qxe4 34. Qd2 Qf5 35. Qh2 d3 36. cxd3 Qxd3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "9"]
[White "Casalaspro, Mathias Andre"]
[Black "Laba, Otavio De Souza"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2199"]
[BlackElo "1918"]
[Annotator "Chessbase"]
[PlyCount "91"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 Nge7 6. d4 exd4 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 d5 10. exd5 Nxd5 11. Bxc6+ bxc6 12. O-O O-O 13. Ne5 ({RR} 13. Nc3 Nxc3 14. Qxc3 Be6 15. Ne5 Bd5 16. Rac1 a5 17. Nxc6 Bxc6 18. Qxc6 Qxd4 19. Qc3 Qxc3 20. Rxc3 Rfb8 21. Rc2 a4 22. Rd1 h5 23. h4 Rb4 24. g3 Rab8 25. Rdd2 g6 26. Kg2 Kg7 27. a3 R4b7 {½-½ Nepomniachtchi,I (2770)-Nakamura,H (2802) chess.com SpeedChess 2024 (2.12)}) 13... Ne7 ({RR} 13... Qd6 14. Nc3 Bf5 15. Rfe1 f6 16. Nc4 Qd8 17. Na5 Qd7 18. Na4 Nb6 19. Nc5 Qd5 20. b3 Rfe8 21. Qc3 Qd6 22. Ncb7 Qf4 23. Qxc6 Be4 24. Qc3 Nd5 25. Qg3 Qd2 26. Nc4 Qxd4 27. Rad1 Bc2 28. Rc1 {½-½ Balmagambetov,T (2154)-Askarov,B (2280) FIDE World Rapid Team 2024 (10.27)}) 14. Nc3 c5 $146 ({RR} 14... f6 15. Nc4 Be6 16. Na5 Bf7 17. Rfe1 Qd7 18. Nb7 Ng6 19. Nc5 Qf5 20. Re4 Rfd8 21. Qe3 h5 22. Re1 a5 23. b3 Bd5 24. Nxd5 Rxd5 25. h3 h4 26. Ne6 Rd7 27. Qe2 Re8 28. Qc4 Qd5 29. Qxd5 {1-0 Kasimdzhanov,R (2667)-Van Foreest,J (2680) 1st Kasimdzhanov Masters 2023 (4.5)}) ({RR} 14... f6 15. Nc4 Be6 16. Na5 Qd7 17. Rfe1 Rfe8 18. h3 Nd5 19. Rac1 Bf7 20. Ne4 Re6 21. Nc5 Rxe1+ 22. Rxe1 Qd6 23. Nab7 Qf8 24. Na5 Qd6 25. Nab7 Qf8 26. a3 g5 27. Na5 Qd6 28. Nab7 Qf8 29. Na5 {1-0 Maksimovic,B (2486)-Indjic,A (2631) Titled Tue 29th Nov Early 2022 (6)}) 15. Nf3 cxd4 16. Qxd4 Qxd4 17. Nxd4 Rb8 18. Rfe1 Nf5 19. Nxf5 Bxf5 20. Nd5 Be6 21. Ne7+ Kh8 22. b3 Rfe8 23. Nc6 Rb6 24. Rac1 Bd7 25. Ne5 Rbe6 26. Nxf7+ Kg8 27. Rxe6 Rxe6 28. Ng5 Re2 29. h3 h6 30. Rxc7 hxg5 31. Rxd7 Rxa2 32. Rd5 Rb2 33. Rxg5 Rxb3 34. Rg6 Ra3 35. h4 Kf7 36. h5 a5 37. Ra6 a4 38. g4 Ke7 39. Kg2 Ra2 40. Kg3 Ra3+ 41. Kf4 Kf7 42. f3 Ra1 43. Kg5 a3 44. Ra7+ Kf8 45. Kg6 Rf1 46. Rxa3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "55"]
[White "Serrao, Carlos Frederico Pacheco"]
[Black "Santana, Leandro Aurelio Da S"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1509"]
[BlackElo "1845"]
[Annotator "Chessbase"]
[PlyCount "61"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 d6 7. Bxc6+ bxc6 8. d4 exd4 9. cxd4 Ba7 ({RR} 9... Bb6 10. Nc3 h6 11. h3 O-O 12. Re1 Re8 13. Bf4 Ba5 14. Qc2 d5 15. exd5 cxd5 16. a3 c6 17. Rxe8+ Qxe8 18. Re1 Be6 19. b4 Bb6 20. Na4 Ba7 21. Nc5 Bxc5 22. Qxc5 Ne4 23. Qb6 f6 24. Qb7 {0-1 Bilic,S (1633)-Adascalitei,A (1348) EU-ch U18 Girls 27th 2017 (3)}) 10. Nc3 $146 ({RR} 10. Qc2 Bd7 11. Bg5 h6 12. Bd2 O-O 13. h3 Qc8 14. e5 dxe5 15. dxe5 Nd5 16. Nc3 Bxh3 17. gxh3 Qxh3 18. Nh2 Qg3+ 19. Kh1 Bxf2 20. Ne4 Qxe5 21. Rxf2 Rfe8 22. Re1 Qd4 23. Rfe2 Re6 24. Nf3 Qb6 {½-½ Fuchs,R (1703)-Stoehr,C (1534) Berlin op 05 2006 (6)}) ({RR} 10. Bg5 h6 11. Bh4 g5 12. Bg3 O-O 13. Nc3 Re8 14. e5 Nh5 15. Qa4 Nxg3 16. hxg3 Bd7 17. Qc4 d5 18. Qd3 Bg4 19. Nh2 Bh5 20. f4 gxf4 21. gxf4 Qd7 22. Kh1 Re7 23. f5 f6 24. g4 Be8 {1-0 Matamoros,J (1715)-Escorcia Obando,C Managua Hurtado Memorial 16th 2016 (3)}) 10... h6 11. Re1 O-O 12. h3 Re8 13. e5 Nd5 14. Nxd5 cxd5 15. exd6 Rxe1+ 16. Qxe1 Qxd6 17. Qe8+ Kh7 18. Qxf7 Be6 19. Qh5 Rf8 20. Ng5+ Kg8 21. Nxe6 Qxe6 22. Qe5 Qf7 23. Be3 Bb8 24. Qg3 c6 25. Qg4 Qf6 26. Rc1 Qd6 27. g3 Kh8 28. a3 Bc7 29. Qe2 Qg6 30. Qc2 Bxg3 31. Qxg6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "55"]
[White "Serrao, Carlos Frederico Pacheco"]
[Black "Mantelato, Davi Natali"]
[Result "0-1"]
[ECO "C79"]
[WhiteElo "1509"]
[BlackElo "1768"]
[Annotator "Chessbase"]
[PlyCount "80"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Bg4 7. c3 b5 ({RR} 7... Nd7 8. h3 Bxf3 9. Qxf3 g6 10. d4 Bg7 11. dxe5 Ncxe5 12. Qg3 Bf6 13. Nd2 h5 14. Nf3 h4 15. Qf4 c6 16. Qe3 Nxf3+ 17. Qxf3 Bg5 18. Qd1 Bxc1 19. Rxc1 Qf6 20. b4 Ne5 21. c4 g5 22. b5 {0-1 Bjerre,J (2569)-Demchenko,A (2651) FIDE Grand Swiss 2021 (2)}) 8. Bc2 d5 ({RR} 8... Be7 9. d4 O-O 10. Be3 d5 11. Nbd2 dxe4 12. Nxe4 Qd5 13. dxe5 Qxd1 14. Nxf6+ gxf6 15. Raxd1 Nxe5 16. Be4 Rac8 17. h3 Bxf3 18. gxf3 Rcd8 19. f4 Nc4 20. b3 Nxe3 21. fxe3 Bc5 22. Rxd8 Rxd8 23. Kf2 {½-½ Onikidal,D-Akbiyik,F Open ch-MKD 2023 (8.36)}) 9. exd5 $146 ({RR} 9. h3 Bh5 10. g4 Bg6 11. exd5 Bxc2 12. Qxc2 Qxd5 13. Qf5 Bd6 14. d4 e4 15. Qxd5 Nxd5 16. Rxe4+ Nce7 17. Nbd2 O-O 18. Nb3 Rae8 19. Bd2 f5 20. gxf5 Rxf5 21. Ne5 Ref8 22. Rf1 g5 23. Nd7 R8f7 {1-0 Olier,A (1750)-Lever,P (1499) Hennebont Grand Prix 2006 (1)}) 9... Qxd5 10. Bb3 Qd6 11. d3 O-O-O 12. Bc2 e4 13. dxe4 Qxd1 14. Bxd1 Nxe4 15. h3 Bh5 16. Be3 Bc5 17. Bxc5 Nxc5 18. Bc2 Bxf3 19. gxf3 Nd3 20. Bxd3 Rxd3 21. Kg2 Rhd8 22. Na3 b4 23. cxb4 Nxb4 24. Re7 R8d7 25. Rae1 Nxa2 26. Rxd7 Kxd7 27. Nc4 f6 28. Ra1 Nb4 29. Ra4 Rb3 30. Ra3 Rxa3 31. bxa3 Nc2 32. a4 Kc6 33. Kf1 Kc5 34. Nb2 Nd4 35. f4 Kb4 36. Ke1 Kb3 37. Nd3 Kxa4 38. Kd2 Kb5 39. Kc3 c5 40. Nb2 Ne2+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "10"]
[White "Terao, Juliana Sayumi"]
[Black "Oliveira, Tiago Batista"]
[Result "1-0"]
[ECO "C86"]
[WhiteElo "2161"]
[BlackElo "1982"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bb3 Bb7 8. O-O O-O 9. d4 d6 10. Rd1 Qc8 11. Nbd2 h6 ({RR} 11... Nd7 12. Nf1 Bf6 13. Ng3 Na5 14. Bc2 g6 15. Bh6 Re8 16. d5 c6 17. dxc6 Qxc6 18. Ng5 Bg7 19. Bxg7 Kxg7 20. Rd3 Nf6 21. Rad1 Rad8 22. Bb3 Nc4 23. Bxc4 bxc4 24. R3d2 h6 25. Nf3 d5 26. exd5 {½-½ Vallejo Pons,F (2707)-Inarkiev,E (2689) Wch Blitz Riadh 2017 (17)}) ({RR} 11... Nd7 12. Nf1 Na5 13. Bc2 c5 14. Ng3 Re8 15. dxc5 Nxc5 16. b4 Ne6 17. bxa5 Qxc3 18. Rb1 Qxa5 19. Bb3 Nc5 20. Nf5 Bf8 21. Bxf7+ Kxf7 22. Ng5+ Kg8 23. Qh5 h6 24. Nxh6+ Kh8 25. Nhf7+ Kg8 26. Qh8# {1-0 Sevian,S (2697)-Dobrikov,M (2248) Titled Tue 6th Feb Late 2024 (2)}) 12. d5 Nb8 13. a4 $146 ({RR} 13. Nf1 Nbd7 14. Ng3 Re8 15. h3 Bf8 16. Nh2 Nc5 17. Bc2 c6 18. dxc6 Bxc6 19. Ng4 Nxg4 20. hxg4 Ne6 21. Bb3 a5 22. Nf5 Qc7 23. a3 a4 24. Ba2 Nc5 25. f3 Rad8 26. g5 hxg5 27. Bxg5 Rd7 {1-0 Mogranzini,R (2172)-Naumkin,I (2401) Assisi op 2003 (6)}) 13... c6 14. c4 bxc4 15. Nxc4 Nbd7 16. Nh4 Re8 17. Nf5 Qb8 18. dxc6 Bxc6 19. Bc2 Nc5 20. Ncxd6 Bxd6 21. Rxd6 Re6 22. Rxc6 Rxc6 23. Ne7+ Kf8 24. Nxc6 Qd6 25. Na5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Bessa, Isabela Moreira"]
[Black "Firmo, Zaihr Goncalves"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "1800"]
[BlackElo "1670"]
[Annotator "Chessbase"]
[PlyCount "73"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. Re1 Bd7 6. c3 a6 7. Ba4 b5 8. Bc2 Be7 9. h3 O-O 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 h6 $146 ({RR} 12... g6 13. a4 Bg7 14. Bg5 h6 15. axb5 axb5 16. Rxa8 Qxa8 17. dxe5 hxg5 18. exf6 Bxf6 19. Ne3 Ne5 20. Nd5 Bd8 21. Nh2 Qa2 22. Bb3 Qxb2 23. Re2 Qa3 24. Ra2 Qc5 25. Ra8 Kg7 26. Nf3 Nc4 {0-1 Zhao,D (2231)-He,T (2088) CHN-chT (Women) 2001 (7)}) ({RR} 12... g6 13. Ng3 Bg7 14. Bd2 Rb8 15. Qc1 a5 16. a3 a4 17. dxe5 Nxe5 18. Nxe5 dxe5 19. Bg5 Be6 20. Qe3 Qd6 21. Rad1 Qc6 22. Ne2 Nd7 23. Nc1 Nb6 24. Nd3 f6 25. Bh6 Nc4 26. Qc1 Qb6 27. Bb1 {½-½ Svanda,O (2414)-Haring,F (2486) Ceske Budejovice GMA 2024 (5.2)}) ({RR} 12... Na5 13. Bg5 Nc4 14. b3 Nb6 15. Ng3 h6 16. Be3 c5 17. Qd2 Qc7 18. d5 a5 19. Nh4 a4 20. Nhf5 Kh7 21. f4 g6 22. fxe5 Ng8 23. Nxd6 Bxd6 24. exd6 Qxd6 25. Bf4 {1-0 McKenzie,P-Shadick,P Olympiad-31 Moscow 1994 (4.4)}) 13. Ng3 Bc8 14. d5 Ne7 15. Be3 c6 16. dxc6 Nxc6 17. Bd2 Bb7 18. b4 d5 19. Qc1 Qd7 20. Nh4 g5 21. Nhf5 Rad8 22. Bxg5 hxg5 23. Qxg5+ Kh7 24. Qxf6 Re6 25. Qh4+ Bh6 26. Rad1 d4 27. cxd4 Nxd4 28. Nxd4 exd4 29. Nf5 Qc6 30. Qxd8 Rf6 31. Nxh6 Rxh6 32. Bd3 f5 33. f3 Rg6 34. Rc1 Qe6 35. Rc7+ Kh6 36. Rxb7 Qxa2 37. Qh4# 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "3"]
[White "Do Valle Cardoso, Lucas"]
[Black "Terao, Juliana Sayumi"]
[Result "1-0"]
[ECO "C96"]
[WhiteElo "2365"]
[BlackElo "2161"]
[Annotator "Chessbase"]
[PlyCount "81"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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 d6 9. c3 Na5 10. Bc2 c5 11. d4 cxd4 12. cxd4 Nc6 13. Nc3 Bb7 14. d5 ({RR} 14. Be3 Rc8 15. Rc1 Nxd4 16. Nxd4 exd4 17. Bxd4 d5 18. e5 Ne4 19. Qf3 f5 20. exf6 Bxf6 21. Bxf6 Rxf6 22. Qd3 Qb6 23. Nxe4 dxe4 24. Bb3+ Kh8 25. Rxc8+ Bxc8 26. Qe3 Qxe3 27. Rxe3 Bb7 28. f3 Rf5 {1-0 Shandrygin,N (2209)-Deveci,H (2250) Titled Tue 26th Mar Early 2024 (1)}) 14... Nb8 15. Bd2 $146 ({RR} 15. Ne2 Nbd7 16. Ng3 g6 17. Bh6 Re8 18. Qd2 a5 19. Be3 Qb8 20. Bd3 b4 21. a3 Nc5 22. Bxc5 dxc5 23. Nf1 Nd7 24. Ne3 Nb6 25. Nc4 Nxc4 26. Bxc4 Bf8 27. Qe3 Qd6 28. Rac1 Bc8 29. Bb5 Bd7 {½-½ Schnider,G (2423)-Dietmayer Kraeutler,M (2342) AUT-chT2M 1920 2019 (7.4)}) ({RR} 15. b4 Nbd7 16. a4 Qc7 17. Bd2 bxa4 18. Nxa4 Rfc8 19. Bd3 Nb6 20. Nxb6 Qxb6 21. Qe2 Bd8 22. Ra2 Qa7 23. Rea1 a5 24. Be3 Qb8 25. bxa5 Bxd5 26. Rb2 Qc7 27. exd5 e4 28. Bxe4 Nxe4 29. Bb6 Qe7 {1-0 Shirov,A (2643)-Gemy Vargas,J (2401) Arica op 5th 2018 (3)}) ({RR} 15. Be3 Nbd7 16. Ne2 Re8 17. Ng3 g6 18. Qd2 Bf8 19. Bh6 Qe7 20. Nh4 Rec8 21. Ngf5 Qd8 22. Bxf8 Qxf8 23. Nh6+ Kh8 24. Rac1 Rc7 25. Nf3 Nb6 26. Qa5 Qxh6 27. Qxb6 Ne8 28. Red1 Rac8 29. Ne1 Qf4 {½-½ Ratnapriya,K (1516)-Keshav,P (1272) Mumbai Wealth op U13 4th 2018 (7)}) ({RR} 15. b4 Nbd7 16. a4 Qc7 17. Bd2 bxa4 18. Nxa4 Rfc8 19. Bd3 h6 20. Qe2 Qd8 21. Be3 Bf8 22. Nd2 Rcb8 23. Nc4 Nxd5 24. exd5 Bxd5 25. Nc3 Nf6 26. Nb6 Bxg2 27. Kxg2 Rxb6 28. Bxb6 Qxb6 29. Qf3 Ra7 {1-0 Negi,P (2651)-Dimakiling,O (2384) Asian Continental op 12th 2013 (1)}) 15... Nbd7 16. b4 Nb6 17. a4 bxa4 18. Nxa4 Bc8 19. Bd3 Ne8 20. Nxb6 Qxb6 21. b5 Nc7 22. Ba5 Qb7 23. Bxc7 Qxc7 24. bxa6 Qa7 25. Nd2 Bh4 26. Qf3 g6 27. Qe3 Qe7 28. Nf3 Bf6 29. a7 Bg7 30. Reb1 f5 31. Rb8 Bb7 32. Rb1 Bxd5 33. exd5 Rxa7 34. Rxf8+ Bxf8 35. Bf1 Ra2 36. Qb3 Qa7 37. Qb6 Qxb6 38. Rxb6 Ra1 39. Rb7 Bg7 40. Rb8+ Kf7 41. Ng5+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "24"]
[White "De Moura Silva, Guilherme"]
[Black "Mattos, Bernardo Cunha"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1916"]
[BlackElo "1719"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 4. e4 dxe4 5. dxc5 Qxd1+ 6. Rxd1 Bd7 7. f3 Nc6 8. Nxe4 Nxe4 9. fxe4 e5 10. Bg3 $146 ({RR} 10. Be3 Nd4 11. Bxd4 exd4 12. Rxd4 Bxc5 13. Rd2 O-O-O 14. Bc4 Rhe8 15. Bxf7 Rxe4+ 16. Re2 Bg4 17. Nf3 Bxf3 18. gxf3 Red4 19. Kf1 Rd2 20. Bc4 Rd1+ 21. Kg2 Rxh1 22. Kxh1 Rd1+ 23. Kg2 Rg1+ 24. Kh3 Bd4 {1-0 Rozman,L (2334)-Singh,H (2073) New York Spring IM-C 2022 (1)}) 10... Nb4 11. Bd3 Nxd3+ 12. cxd3 Rc8 13. Rc1 Bb5 14. Ke2 Rd8 15. Rc3 f5 16. Nf3 fxe4 17. Nxe5 Rd5 18. a4 exd3+ 19. Nxd3 Bxd3+ 20. Rxd3 Rxd3 21. Kxd3 Kd7 22. Kc4 Be7 23. Rd1+ Kc8 24. Be5 Bf6 25. Bxf6 gxf6 26. Rf1 Rf8 27. Rf5 Kd7 28. Kd5 Ke7 29. Rf3 Rf7 30. b4 Kd7 31. b5 a6 32. bxa6 bxa6 33. c6+ Kc7 34. g4 Re7 35. a5 Rg7 36. h3 Re7 37. Kc5 Rf7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "40"]
[White "Brito, Vicente De Paulo Alencar"]
[Black "Ishida, Leopoldo Tetsuo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1865"]
[BlackElo "1688"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 c6 2. Nc3 d5 3. Bf4 Bf5 4. e3 e6 5. f3 Nf6 6. g4 Bg6 7. h4 h5 8. g5 Nfd7 9. Bd3 Bxd3 10. Qxd3 g6 11. e4 a6 $146 ({RR} 11... Nb6 12. O-O-O Bd6 13. Nge2 Nc4 14. Rhe1 Qb6 15. Na4 Qa6 16. b3 Ba3+ 17. Kb1 b5 18. Nac3 Nb2 19. Qe3 Nxd1 20. Rxd1 O-O 21. Ng3 Nd7 22. Be5 Nxe5 23. dxe5 Qb6 24. Qf4 Be7 25. Nce2 Kg7 26. Qc1 {0-1 Salman,P (2287)-Kula,R (2284) Titled Tue 15th Nov Early 2022 (3)}) ({RR} 11... Bg7 12. exd5 exd5 13. Bd6 Nf8 14. Bxf8 Kxf8 15. O-O-O Na6 16. a3 Qd7 17. Nge2 Nc7 18. f4 Re8 19. Rdf1 Qf5 20. Qxf5 gxf5 21. Ng3 Bxd4 22. Nd1 Ne6 23. Nxf5 Kg8 24. Ng3 Bb6 25. f5 Nd4 26. Re1 {1-0 Fiorito,F (2356)-Manukian,A (2196) Titled Tuesday intern op 26th Apr Early blitz 2022 (7)}) 12. O-O-O Bb4 13. Nce2 Qa5 14. Kb1 Nb6 15. Be5 O-O 16. exd5 cxd5 17. Nf4 Kh7 18. Nxh5 N8d7 19. Nf6+ Nxf6 20. Bxf6 Nd7 21. h5 Nxf6 22. gxf6 Rh8 23. hxg6+ Kg8 24. Ne2 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "62"]
[White "Pfitzner, Paulo Henrique"]
[Black "Vargas, Victor Da Silva"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1705"]
[BlackElo "1684"]
[Annotator "Chessbase"]
[PlyCount "84"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 d5 3. Nc3 c6 4. e3 Bg4 5. Be2 e6 6. Ne5 ({RR} 6. h3 Bf5 7. O-O Be7 8. g4 Bg6 9. a4 O-O 10. Bd3 Nbd7 11. Bxg6 fxg6 12. Qd3 Bb4 13. Bd2 Bxc3 14. Bxc3 Nxg4 15. hxg4 Rxf3 16. Qe2 Rh3 17. Qe1 Qg5 18. Bd2 Qxg4# {0-1 Cechavicius,A-Sosunov,N Klaipeda Sea op-B 19th 2022 (6)}) 6... Bxe2 7. Qxe2 Nbd7 8. Bd2 c5 $146 ({RR} 8... Bd6 9. f4 Rc8 10. Rf1 c5 11. O-O-O cxd4 12. exd4 Qb6 13. Qd3 a6 14. Na4 Qd8 15. Nxd7 Nxd7 16. Ba5 Qxa5 17. Qb3 Bb4 18. a3 Be7 19. Nc3 O-O {0-1 Souza,C (1798)-Nonato Veras da Silva,R (1922) Petrolina Cordioli Memorial op 2007 (2)}) 9. Nxd7 Qxd7 10. Qb5 c4 11. Qxd7+ Kxd7 12. O-O Bd6 13. h3 Rag8 14. Nb5 Bb8 15. b3 Ne4 16. Bb4 a6 17. Nc3 Nxc3 18. Bxc3 cxb3 19. cxb3 h5 20. Rfe1 h4 21. e4 Bd6 22. exd5 exd5 23. Re2 g5 24. a3 g4 25. hxg4 Rxg4 26. Bb4 Bxb4 27. axb4 Rxd4 28. Rae1 Rh7 29. Re7+ Kc6 30. Rc1+ Kb6 31. Rcc7 Rxb4 32. Rxb7+ Ka5 33. Rxb4 Kxb4 34. Rb7+ Kc5 35. Kf1 Rh6 36. Rxf7 Re6 37. Rc7+ Kd4 38. Rh7 Kc3 39. Rxh4 d4 40. Rh3+ d3 41. Re3 Rxe3 42. fxe3 Kc2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "42"]
[White "Firmo, Zaihr Goncalves"]
[Black "Dias, Matheus Braga"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1670"]
[BlackElo "1953"]
[Annotator "Chessbase"]
[PlyCount "40"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {Stohl,Igor} ({RR} 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. d4 cxd4 5. Nxd4 Qb6 6. Nf3 Nc6 7. O-O d6 8. e4 Nf6 9. h3 Qc7 10. Nc3 Bd7 11. Re1 O-O 12. Nd5 Qc8 13. Kh2 Re8 14. c3 Ne5 15. Bg5 Nxd5) 1... Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d5 5. g3 O-O 6. Bg2 c6 7. O-O Nh5 ({RR} 7... Bf5 8. Qd2 Qc8 ({RR} 8... Ne4 9. Nxe4 Bxe4 10. Qb4 Qc8 ({RR} 10... b6 11. c4) 11. Qxe7 Bxc2) ({RR} 8... Nbd7 9. Nh4 Be6 10. e4) 9. Rfe1 Na6 ({RR} 9... Ne4) 10. Rac1 Re8 11. Bh6 Bh8 ({RR} 11... Ne4 12. Nxe4 Bxe4 13. c4 Nc7) 12. Ne5 Nd7 13. f4 f6 14. Nd3 Nc7 ({RR} 14... e5 15. dxe5 fxe5 16. e4) 15. Nf2 Nb6 ({RR} 15... e5 16. dxe5 fxe5 17. e4) 16. e4 Be6 17. b3 Qd7 ({RR} 17... Bf7) 18. Nd3 Bf7 19. Nc5 Qc8 20. Rcd1 Nd7 21. Bh3 e6 22. Nd3 {1-0 Miles,A (2600)-Izeta Txabarri,F (2495) Benasque 1995 (6)} {RR} Bg7 23. Bxg7 Kxg7 24. e5 f5 25. Ne2) ({RR} 7... Ne4 8. Nxe4 dxe4 9. Ne5 f6 10. Nc4 f5 11. Be5) ({RR} 7... a5 8. Qd2 a4 9. Rad1 Nbd7 10. Ne5 Nxe5 11. dxe5 Ng4 12. e4 d4 13. Ne2 c5 14. c3 Nxe5 15. cxd4 cxd4 16. Nxd4 Bg4 17. f3 Qb6 18. fxg4 Rad8 19. Be3 Nc4 20. Nf5 gxf5 21. Bxb6 Rxd2 22. Rxd2 {0-1 Sipila,V (2436)-Dvirnyy,D (2521) Titled Tue 25th Jul Early 2023 (11)}) 8. Be3 Nd7 $146 ({RR} 8... f6 9. Qc1 e5 10. Nd2 Na6 11. Nb3 Be6 12. f3 Qc7 13. Bf2 Rad8 14. e4 dxe4 15. Nxe4 Bxb3 16. axb3 exd4 17. Re1 f5 18. Ng5 Bh6 19. Bf1 Nb4 20. Bc4+ Kh8 21. Rxa7 Nxc2 22. Rd1 c5 23. Ne6 {½-½ Vucenovic,D (2266)-Gruzmann,B (2222) EU-ch Seniors 65 14th 2014 (9)}) 9. Qd3 f5 10. Ng5 Ndf6 11. Rfe1 Ng4 12. h3 Nxe3 13. Qxe3 e5 14. Nf3 e4 15. Nd2 f4 16. gxf4 Bh6 17. Ncb1 Nxf4 18. Qb3 Qg5 19. Qg3 Nxh3+ 20. Bxh3 Bxh3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "26"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Pontes, Luiz Felizola Lima"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2040"]
[BlackElo "1777"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 cxd4 7. exd4 Nh5 8. Be5 f6 9. Bg3 Nxg3 10. hxg3 g6 11. Bd3 Bg7 12. Rxh7 ({RR} 12. Qe2 O-O 13. O-O e5 14. Bc2 e4 15. Nh2 f5 16. Bb3 Be6 17. f4 h5 18. Rf2 h4 19. g4 fxg4 20. Nxg4 Bxg4 21. Qxg4 e3 22. Qe6+ Kh7 23. Qxe3 Qd6 24. Nf3 Rae8 25. Ne5 Ne7 26. Qf3 Bh6 {1-0 Siedlinski,P (2030)-Janeczko,J (2255) 100th Ann. Silesian Chess 2024 (11.34)}) 12... Rxh7 $146 ({RR} 12... f5 13. Rxg7 Qf6 14. Rc7 Kd8 15. Rxc6 bxc6 16. Ne5 Rh1+ 17. Bf1 Ba6 18. Qa4 Bxf1 19. Nxf1 f4 20. Qxc6 Rh7 21. Qxa8+ Ke7 22. Qb7+ Kf8 23. Qxh7 {1-0 Sesia,N (1822)-Navrotescu,A (2284) FRA-ch Blitz Online Qual 2020 (10)}) ({RR} 12... f5 13. Rxg7 Rh1+ 14. Nf1 Qf6 15. Rc7 Kd8 16. Rxc6 {1-0 Buraczewski,R (2221)-Sliwerski,R (2011) Suwalki Warakomska Memorial-A op 2018 (6)}) 13. Bxg6+ Kf8 14. Bxh7 e5 15. Nh4 exd4 16. Ng6+ Kf7 17. Qh5 dxc3 18. bxc3 Ke6 19. Nf4+ Kd7 20. Ne4 Kc7 21. Rd1 Bd7 22. Qf7 Qe8 23. Nxd5+ Kb8 24. Qxg7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.8"]
[Board "8"]
[White "Pires, Marcos Vinicius Torsani"]
[Black "De Souza, Felipe Guimaraes"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2212"]
[BlackElo "2038"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "40"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,40,27,27,23,23,23,10,28,-9,2,0,7,12,2,26,23,56,36,7,2,24,27,55,89,78,78,164,138,114,137,132,308,193,272,272,315,315,322,379,389,381,720] [PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} 1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. O-O d5 6. Nxd4 e5 7. Nb3 h6 $6 {Inaccuracy. Be6 was best.} (7... Be6 8. e4 dxe4 9. Qxd8+ Kxd8 10. Nc3 Nc6 11. Rd1+ Kc7 12. Be3) ({Relevant:} 7... Be6 8. c4 Nc6 9. cxd5 Nxd5 10. Bd2 Be7 11. Nc3 Nxc3 12. Bxc3 f6 13. Qxd8+ Rxd8 14. Rfc1 Bd5 15. Na5 Bxg2 16. Kxg2 Nxa5 17. Bxa5 b6 18. Bc3 Kf7 19. f4 e4 20. a4 Rd7 21. a5 Rc8 22. axb6 axb6 23. Rd1 Rxd1 24. Rxd1 Ke6 25. Ra1 b5 26. Ra7 Rc4 27. f5+ Kf7 28. Ba5 Ke8 29. Ra8+ Kf7 30. Ra7 Ra4 31. b4 Ke8 32. Rb7 Bxb4 33. Bxb4 Rxb4 34. Rxg7 h5 35. Kf2 Rc4 36. Rb7 Rc5 37. Ke3 {½-½ Fedoseev,V (2683)-Artemiev,V (2697) AI Cup Div 2 W rapid 2023 (5.3)}) 8. c4 d4 9. e3 d3 10. Nc3 Nc6 11. Nd5 Bf5 $6 {Inaccuracy. e4 was best.} (11... e4 12. Nxf6+) 12. e4 Nxe4 13. Qxd3 Nd6 14. Qe2 {[#]} f6 $146 ({RR} 14... Be7 15. Rd1 O-O 16. Be3 Bg5 17. Bc5 Re8 18. Ne3 Bxe3 19. Rxd6 Bxc5 20. Rxd8 Raxd8 21. Bxc6 {1-0 Ernst,S (2554)-Manca,F (2424) Ortisei Server24 op 1st 2012 (5)}) ({RR} 14... Be6 15. Rd1 Qc8 16. Be3 Nf5 17. Nc5 Ncd4 18. Bxd4 Nxd4 19. Qxe5 Qxc5 20. Nc7+ Kd7 21. Rxd4+ Qxd4 22. Qxd4+ Kxc7 23. Rd1 a6 24. c5 Be7 25. Qe5+ Kc8 26. Qxg7 Re8 27. Qxh6 a5 28. c6 b5 29. h4 {1-0 Repka,C (2488)-Fedoseev,V (2678) US Collegiate Blitz 2020 (6)}) ({RR} 14... Be6 15. Rd1 Qc8 16. Bd2 Nf5 17. Bc3 Bd6 18. f4 O-O 19. fxe5 Bb8 20. Rf1 Re8 21. Rae1 a5 22. Kh1 Ba7 23. a4 Qd8 24. Be4 Qg5 25. Bd2 Nfd4 26. Nxd4 Nxd4 27. Qd3 Qd8 28. Be3 Nc6 29. Bxa7 {1-0 Rakshitta,R (2272)-Priyanka,N (2315) Qatar Masters Open 2023 (7.76)}) ({Predecessor:} 14... Be6 15. Rd1 Qc8 16. Be3 Nf5 17. Nc5 Ncd4 18. Bxd4 Nxd4 19. Qxe5 Qxc5 20. Nc7+ Kd7 21. Rxd4+ Qxd4 22. Qxd4+ Kxc7 23. Rd1 a6 24. c5 Be7 25. Qe5+ Kc8 26. Qxg7 Re8 27. Qxh6 a5 28. c6 b5 29. h4 Kc7 30. Qf4+ Kb6 31. c7 Rac8 32. Rc1 Bc5 33. a3 a4 34. Rxc5 Kxc5 35. Qb4+ Kb6 36. Qd6+ Ka5 37. Bb7 Bc4 38. Qa6# {1-0 Repka,C (2488)-Fedoseev,V (2678) US Collegiate Blitz 2020 (6)}) 15. Rd1 Kf7 $4 {Blunder. Qc8 was best.} (15... Qc8 16. Qh5+ g6 17. Qh4 Kf7 18. Qxf6+ Kg8 19. Be3 Rh7 20. Qh4 g5 21. Qh5) 16. Ne3 Qc8 17. c5 Ne8 18. Nxf5 Qxf5 19. Be4 Qh3 20. Qc2 Nb8 $2 {Mistake. g5 was best.} (20... g5 21. Bf5 Qh5 22. Qc4+ Kg7 23. Rd7+ Be7 24. Rxb7 Rb8 25. Rd7 Rf8 26. Qe4) 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "47"]
[White "Henrique, Leticia Fritz"]
[Black "Silva, Juliana Figueira Theophilo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1666"]
[BlackElo "1859"]
[Annotator "Chessbase"]
[PlyCount "64"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 d5 6. O-O Be7 7. c4 O-O ({RR} 7... dxc4 8. Qa4+ Nbd7 9. Rd1 O-O 10. Qxc4 Nb6 11. Qb3 Bd7 12. Nc3 Qb8 13. Ndb5 Rc8 14. Be3 Nc4 15. Bf4 e5 16. Bg5 Na5 17. Qa4 a6 18. Qxa5 axb5 19. Qxa8 Qxa8 20. Bxf6 Bxf6 21. Rxd7 e4 22. Nxe4 {½-½ Svidler,P (2723)-Gashimov,V (2723) Gibraltar Masters 7th 2009 (8)}) ({RR} 7... e5 8. Nb3 dxc4 9. Qxd8+ Bxd8 10. Nc5 Nc6 11. Nd2 Be7 12. Nce4 Nxe4 13. Bxe4 Be6 14. Nf3 f6 15. Bxc6+ bxc6 16. Bd2 Kf7 17. Bc3 a5 18. a3 a4 19. Rfd1 Rhd8 20. Ne1 Bf5 21. f3 Bc5+ 22. Kg2 {1-0 Taspinar,Y (2311)-Hrebenshchykova,Y (2301) Titled Tue 30th Jul Late 2024 (6)}) 8. cxd5 exd5 9. Qb3 $146 ({RR} 9. b3 Ne4 10. Bb2 Bf6 11. Nc3 Re8 12. e3 Nxc3 13. Bxc3 Nc6 14. Rc1 Bxd4 15. Bxd4 Be6 16. Qd2 Rc8 17. Qb2 f6 18. Rfd1 Qe7 19. h3 Qf7 20. b4 b6 21. a4 Bf5 22. Bxf6 gxf6 23. Bxd5 Re6 {1-0 Speelman,J (2501)-Mitchell,M (2237) Jersey op St Clement Bay 2018 (5.5)}) ({RR} 9. Nc3 Be6 10. Nxe6 fxe6 11. Bf4 a6 12. Qb3 Qd7 13. Rfd1 Kh8 14. e4 d4 15. e5 Nh5 16. Be3 Bc5 17. Ne4 Ba7 18. Ng5 Nc6 19. Bxc6 bxc6 20. Nxe6 Rfb8 21. Qc4 Qf7 22. Bxd4 Bxd4 23. Rxd4 Rxb2 {0-1 Yaniz Lana,F (1525)-Hernandez Garcia,C (1739) Madrid Chamartin op 7th 2018 (7)}) 9... Nc6 10. Rd1 Bc5 11. Nxc6 bxc6 12. Bg5 Bxf2+ 13. Kh1 Qb6 14. Qxb6 Bxb6 15. Bxf6 gxf6 16. e4 d4 17. Na3 Ba6 18. Rac1 Rac8 19. Nc4 Rfd8 20. b4 c5 21. bxc5 Rxc5 22. Nxb6 axb6 23. Bf1 Bb7 24. Bg2 d3 25. Kg1 Rxc1 26. Rxc1 d2 27. Rd1 Bc6 28. Kf2 Ba4 29. Ke2 Bxd1+ 30. Kxd1 Ra8 31. e5 Rxa2 32. exf6 Ra1+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "12"]
[White "Dos Santos Junior, Haroldo Cunha"]
[Black "Silva, Juliana Figueira Theophilo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2040"]
[BlackElo "1859"]
[Annotator "Chessbase"]
[PlyCount "109"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {Nielsen,Peter Heine} Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. c3 d5 6. Nbd2 Be7 ({RR} 6... Bd6 7. Bg3 O-O 8. Bb5) 7. h3 O-O 8. Bd3 b6 9. O-O Bb7 10. Qe2 cxd4 ({RR} 10... Bd6 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 {1-0 Carlsen,M (2844)-Tomashevsky,E (2728) Tata Steel-A 78th 2016 (6)}) 11. exd4 Bd6 12. Ne5 Qe7 $146 ({RR} 12... Ne7 13. Bh2 Ng6 14. f4 Ne8 15. Rae1 Bc8 16. g4 f5 17. Nxg6 hxg6 18. g5 Bc7 19. Nf3 Nd6 20. Ne5 Kh7 21. h4 Ne4 {½-½ Ferreira,T (2085)-Correa,J (1865) 9th Floripa Open 2023 (7.60)}) ({RR} 12... Ne7 13. Bh2 Ng6 14. f4 Ne8 15. Rae1 Bc8 16. g4 f5 17. Nxg6 hxg6 18. g5 Bc7 19. Nf3 Nd6 20. Ne5 Kh7 21. h4 Ne4 {½-½ Ferreira,T (2085)-Correa,J (1865) 9th Floripa Open 2023 (7.60)}) 13. Rfe1 Rfe8 14. Bg5 h6 15. Bh4 g5 16. Bg3 Qf8 17. Qf3 Qg7 18. Bb5 Bxe5 19. Bxc6 Bxg3 20. Bxe8 Bf4 21. Bxf7+ Qxf7 22. Nf1 Re8 23. a4 Ne4 24. a5 b5 25. a6 Bc6 26. g3 Bc7 27. Qxf7+ Kxf7 28. Kg2 h5 29. f3 Nd6 30. b3 Bb6 31. Ne3 Rc8 32. Nc2 Be8 33. Re3 Nf5 34. Rd3 Kf6 35. Na3 Bg6 36. Rad1 Nd6 37. Re3 Ba5 38. Rde1 Bf7 39. b4 Bc7 40. g4 Bb8 41. Nb1 Rc6 42. Nd2 Nc4 43. Nxc4 dxc4 44. h4 gxh4 45. Kh3 hxg4+ 46. fxg4 Rc8 47. Rf3+ Kg6 48. Ref1 Rf8 49. Rf6+ Kg7 50. g5 Bd6 51. d5 Be5 52. dxe6 Bxf6 53. gxf6+ Kg8 54. exf7+ Rxf7 55. Kxh4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "51"]
[White "Jurado, Laura Alves"]
[Black "Moreira, Paulo Vinicius Macedo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1612"]
[BlackElo "1797"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {Mekhitarian,Krikor Sevag} d5 2. Bf4 Nf6 3. e3 e6 4. c3 ({RR} 4. c4) 4... Bd6 5. Bg3 c5 6. Nd2 Nc6 7. Ngf3 O-O 8. Bd3 ({RR} 8. Bb5 a6 9. Bxc6 bxc6 10. Ne5 Qc7 11. Nd3 c4 12. Bxd6 Qxd6 13. Nc5 e5 14. b3 cxb3 15. axb3 Re8 16. O-O Ng4 17. g3 Qh6 18. h4) 8... b6 9. Ne5 Bb7 10. f4 Ne7 11. Qf3 ({RR} 11. Qc2 c4 12. Be2 Nf5 13. Bf2 Be7 14. Ng4 Nxg4 15. Bxg4 Nd6 16. f5 exf5 17. Bxf5 Nxf5 18. Qxf5 Qc8 19. Qf3 b5 20. h4 a5 21. h5 h6) 11... Nf5 12. Bf2 Be7 13. g4 ({RR} 13. O-O Nd6) 13... Nd6 14. g5 Nfe4 15. h4 ({RR} 15. O-O-O c4 16. Bc2 ({RR} 16. Bxe4 dxe4 17. Qe2 b5 18. h4 Bd5 ({RR} 18... f6 19. gxf6 gxf6 20. Rdg1+ Kh8 21. Ng6+ hxg6 22. Rxg6 Rf7 23. Rh6+ Kg7 24. Qh5) 19. Kb1 Rb8 ({RR} 19... b4 20. cxb4 a5 ({RR} 20... Qb6 21. Ndxc4 Nxc4 22. Nxc4 Qxb4 23. Rc1 Rfc8 24. Ne5) 21. Ndxc4 axb4 22. b3) ({RR} 19... Qe8 20. h5 f6 21. gxf6 gxf6 22. Rdg1+ ({RR} 22. Rhg1+ Kh8 23. Qg4 Rg8) 22... Kh8 23. Qg4 Rg8 24. Ng6+) 20. Rc1 a5 21. h5 Nf5) 16... b5 17. Qh3 b4 18. Nxe4 dxe4 19. Be1 Bd5 20. Rg1 ({RR} 20. cxb4 a5 21. bxa5 ({RR} 21. b5 Nxb5) 21... c3 22. Bxc3 Rc8 23. Kd2 Nb5 24. Bb3 Nxc3 25. bxc3 Rxc3 26. Rc1 ({RR} 26. Kxc3 Qxa5+ 27. Kb2 Bxb3) 26... Bb4 27. Rxc3 Bxc3+ 28. Ke2 ({RR} 28. Kxc3 Qxa5+ 29. Kb2 Qd2+ 30. Kb1 Bxb3 31. axb3 Rb8) 28... Qxa5) 20... b3 21. axb3 cxb3 22. Bb1 f5 ({RR} 22... Rc8 23. Ng4 ({RR} 23. Rg4 Nf5) 23... Nf5 24. Nf6+ ({RR} 24. Nh6+ gxh6 25. gxh6+ Kh8) 24... Bxf6 25. gxf6 Qxf6) 23. gxf6 Bxf6 24. Rg4 ({RR} 24. Ng4 a5 25. Nxf6+ Qxf6) 24... Nf5 25. Kd2 ({RR} 25. c4 Bxc4 26. Nxc4 ({RR} 26. Bxe4 Rc8 27. Kb1 Bxe5 28. fxe5 Qb6) 26... Rc8 27. Bc3 Rxc4 28. Bxe4 ({RR} 28. Kd2 Rxc3 29. bxc3 ({RR} 29. Kxc3 Qa5+ 30. Kxb3 Rb8+ 31. Kc2 Rc8+) 29... Qa5 30. Rgg1 Rc8 31. Rc1 Qa3 32. Bxe4 Qa2+ 33. Kd3 b2) 28... Qa5 ({RR} 28... Rxc3+ 29. bxc3 Qa5 30. Rg2 Qxc3+ 31. Kb1) 29. Bd3 ({RR} 29. Kd2 Rxc3 30. bxc3 Rc8) 29... Rxc3+ 30. bxc3 Qxc3+ ({RR} 30... Rc8 31. Rg2 Rxc3+ 32. Kb1) 31. Kb1 a5) 25... Qa5 26. Ke2 Bxe5 27. dxe5 Rad8 28. Kf2 Qa1 29. Bd2 Bc4 {0-1 Karjakin,S (2769)-Adams,M (2744) Tata Steel-A 78th 2016 (10)}) 15... Qc7 $146 ({RR} 15... cxd4 16. exd4 Nxd2 17. Kxd2 Ne4+ 18. Kc2 Bd6 19. Be3 Qc7 20. Rac1 f5 21. gxf6 gxf6 22. Ng4 f5 23. Ne5 Kh8 24. Rcg1 Rac8 25. Bd2 Nxd2 26. Kxd2 Bxe5 27. fxe5 Qf7 28. Qf4 Rg8 29. Rg5 Rxg5 30. hxg5 {1-0 Golovankov,V (2282)-Nikolaev,Y (2096) St Petersburg Chigorin CC-ch 2008 (8)}) ({RR} 15... b5 16. h5 cxd4 17. exd4 f6 18. Ng6 Re8 19. Be3 fxg5 20. Bxe4 dxe4 21. Qg4 gxf4 22. Nxf4 Bf6 23. Rg1 Qe7 24. Ng2 Rac8 25. a3 a5 26. Nxe4 Bxe4 27. Rd1 {0-1 Sanchez Murcia,D (1828)-Ribera Veganzones,J (2203) IV Llinars Int Open 2024 (1.10)}) ({RR} 15... Nxd2 16. Kxd2 Ne4+ 17. Ke2 f6 18. gxf6 Bxf6 19. Rag1 Qc8 20. Ng4 Ba6 21. Qg2 Bxd3+ 22. Kxd3 Qd7 23. h5 cxd4 24. exd4 Kh8 25. Be3 Rac8 26. Ne5 Bxe5 27. fxe5 Rf5 28. Rh4 Rc7 29. Bh6 Qf7 30. Rg4 {0-1 Camp,I (1850)-Roberson,P (2429) South Wales op 16th 2019 (1)}) ({RR} 15... Nxd2 16. Kxd2 Ne4+ 17. Ke2 cxd4 18. exd4 Bd6 19. Qh3 Qc8 20. Rag1 Bxe5 21. fxe5 Ba6 22. h5 Bxd3+ 23. Qxd3 b5 24. Be1 Qc4 25. Qxc4 bxc4 26. Kd1 Rab8 27. Kc1 Kh8 28. h6 gxh6 29. Rxh6 Rg8 30. Rgh1 {½-½ Domenech,V (2094)-Ollier,P (2293) FRA-ch Accession 2010 (8)}) 16. h5 cxd4 17. exd4 Nxd2 18. Kxd2 Nc4+ 19. Kc2 Nxe5 20. fxe5 Bxg5 21. Rag1 h6 22. Be3 f6 23. Qh3 Qe7 24. exf6 gxf6 25. Rh2 Bc8 26. Qf3 Qd6 27. Rhg2 Bd7 28. Qe2 Rab8 29. Qd2 Qe7 30. Bxg5 fxg5 31. Rxg5+ hxg5 32. Rxg5+ Kh8 33. Rg6 Rf7 34. Qh6+ Rh7 35. Qf4 e5 36. dxe5 Rf8 37. Rf6 Rh6 38. Qxh6+ Kg8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "60"]
[White "Da Silva, Rodrigo Haydt"]
[Black "Moreira, Everaldo Bonifacio"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1504"]
[BlackElo "1709"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {Finkel,Alexander} d5 2. Bf4 c6 3. e3 Qb6 4. Qc1 Bf5 5. Nd2 Nf6 6. Ngf3 e6 7. c4 ({RR} 7. Be2 Nbd7 8. h3 Be7 ({RR} 8... h6 9. O-O Be7 10. Ne5 Nxe5 11. Bxe5 O-O 12. c4 a5 13. cxd5 exd5 14. Rd1 Nd7 15. Bg3 Be6) 9. O-O O-O ({RR} 9... Ne4 10. Nxe4 Bxe4 11. c4 f6 12. c5 Qd8 13. b4 g5 14. Bh2 h5 15. Nd2 Bf5 16. Qd1) 10. Nh4 ({RR} 10. c4) 10... Be4 11. f3 Bg6 12. Nxg6 hxg6 13. c3 ({RR} 13. c4 c5) 13... e5 14. Bg5 ({RR} 14. Bg3 exd4 15. cxd4 c5 16. Nb3 Rac8 17. dxc5 Nxc5 18. Qd1 Nxb3 19. Qxb3 Qxb3 20. axb3 Bc5) ({RR} 14. dxe5 Nh5 15. Kh1 Nxf4 16. exf4 Qe3 17. Re1 Qxf4 18. Nb3 Qxc1 19. Raxc1 Bh4) 14... Rfe8 15. Re1 c5 16. dxe5 Nxe5 17. f4 Nc6 18. Bf3 Rad8 19. Bxf6 ({RR} 19. c4) 19... Bxf6 20. Kh2 ({RR} 20. e4 Bh4 21. Re2 ({RR} 21. Rd1 dxe4 22. Nxe4 c4+ 23. Kh1 Rxd1+ 24. Qxd1 Qxb2 25. Qb1 Qxb1+ 26. Rxb1 Na5) 21... d4 22. e5) 20... g5 21. Qc2 c4 {0-1 Gustafsson,J (2615)-Tregubov,P (2583) Bundesliga 0506 2005 (8.1)} {RR} 22. Nf1 gxf4 23. exf4 d4) 7... Nbd7 ({RR} 7... Be7 8. Nh4 Be4 9. f3 Bg6 10. c5 Qd8 11. Nxg6 hxg6 12. g4 Nbd7 13. Bg3 Nh7 14. b4 a6 15. Nb3 Bh4 16. Bd3 Ng5 17. Ke2 Bxg3 18. hxg3 Ke7 19. f4 Ne4 20. Bxe4 dxe4 21. g5 f5 22. Na5 {1-0 Abasov,N (2643)-Pakleza,Z (2496) Titled Tue 3rd Jan Early 2023 (7)}) 8. a3 a5 9. b4 $146 ({RR} 9. c5 Qa7 10. Be2 b5 11. Nh4 Be4 12. f3 Bg6 13. Nxg6 hxg6 14. Qc2 Nh5 15. Bg5 Be7 16. Bxe7 Kxe7 17. Kf2 e5 18. Rhe1 Kf8 19. Rac1 exd4 20. exd4 Qc7 21. Nf1 Qf4 22. Qd2 Ndf6 23. Kg1 Qxd2 {1-0 Andrade Sandoval,J (1971)-Corral Aragon,J (1852) Madrid-ch Previa-B 2018 (6)}) 9... Be7 10. c5 Qd8 11. Be2 O-O 12. O-O Nh5 13. Ne5 Nxf4 14. exf4 h6 15. Qc3 f6 16. Nxd7 Qxd7 17. Qg3 a4 18. Bd3 Bxd3 19. Qxd3 Kf7 20. Rfe1 f5 21. Nf3 Bf6 22. Ne5+ Bxe5 23. fxe5 g5 24. f3 Kg7 25. g4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "61"]
[White "Jurado, Laura Alves"]
[Black "Pfitzner, Paulo Henrique"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1612"]
[BlackElo "1705"]
[Annotator "Chessbase"]
[PlyCount "63"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Bf4 Nc6 3. e3 e6 4. Nf3 h6 ({RR} 4... Nge7 5. Be2 Ng6 6. Bg3 Bd6 7. Bxd6 Qxd6 8. O-O O-O 9. c4 dxc4 10. Nbd2 Na5 11. Nxc4 Nxc4 12. Bxc4 b6 13. Rc1 Bb7 14. Bd3 Rac8 15. a3 e5 16. Bxg6 Qxg6 17. d5 Qe4 18. d6 cxd6 19. Qxd6 {1-0 Lentrodt,T (2265)-Riediger,M (2280) Bayern-chA 67th 1996}) 5. c3 ({RR} 5. Nbd2 Nf6 6. Bd3 Be7 7. c3 O-O 8. Ne5 Bd7 9. Bg3 Nxe5 10. dxe5 Bc6 11. exf6 {1-0 Perez Ruiz,J (1669)-Rojas Da Silva,E Tinaquillo Cojedes op 2022 (2)}) 5... Nf6 $146 ({RR} 5... Bd6 6. Bg3 Nf6 7. Nbd2 Bxg3 8. hxg3 a6 9. Bd3 Bd7 10. Qe2 Qe7 11. Nb3 O-O-O 12. Bxa6 Na7 13. Nc5 Bc6 14. Ne5 Nd7 15. Nxc6 Nxc6 16. Nxb7 Kb8 17. Nxd8 Rxd8 18. Qb5+ {1-0 Guindon,A (1414)-Cyr,M (1384) Montreal Mercredi 02 2008 (1)}) ({RR} 5... Bd6 6. Bg3 Nf6 7. Nbd2 a6 8. Bd3 Ne7 9. Ne5 Nf5 10. Bxf5 exf5 11. Nd3 Ne4 12. Be5 Nxd2 13. Qxd2 Be6 14. O-O f6 15. Bxd6 cxd6 16. Nf4 Bf7 17. Qc2 Qd7 18. a4 g5 19. Ne2 Rc8 20. Rfb1 {1-0 Bareth,W (1846)-Alicke,M (1571) Bad Woerishofen Seniors op 18th 2002 (1)}) ({RR} 5... Bd6 6. Bb5 Bxf4 7. exf4 Qf6 8. g3 Bd7 9. Ne5 Nxe5 10. fxe5 Qe7 11. Bxd7+ Qxd7 12. Qd3 Ne7 13. Nd2 f6 14. f4 O-O-O 15. O-O-O Qa4 16. Kb1 f5 17. Nb3 b6 18. Kc2 Kb8 19. Ra1 Rc8 20. Kd2 {0-1 Kleimann,L (1137)-Gaupel,M (1361) Steinfurt Bezirksliga 1718 2017 (4.8)}) 6. Bd3 Ne4 7. Nbd2 g5 8. Be5 Nxe5 9. Nxe5 Nxd2 10. Qxd2 Bd6 11. O-O Bxe5 12. dxe5 g4 13. f3 gxf3 14. Rxf3 Bd7 15. Raf1 Rf8 16. Bg6 Qe7 17. Qf2 O-O-O 18. Rxf7 Rxf7 19. Qxf7 Qg5 20. Rf3 Qxe5 21. Qf4 Qh8 22. e4 e5 23. Qe3 d4 24. cxd4 exd4 25. Qd2 Bb5 26. Qa5 a6 27. Rf7 Rd7 28. Bf5 b6 29. Bxd7+ Bxd7 30. Qd5 c6 31. Qxd7+ Kb8 32. Qb7# 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "38"]
[White "Chaves, Jorge Antonio Torres"]
[Black "Cunha, Rodrigo Azalim"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1924"]
[BlackElo "1624"]
[Annotator "Chessbase"]
[PlyCount "119"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. Nbd2 Be7 5. e3 h6 6. Bh4 O-O 7. Bd3 b6 8. Qe2 Bb7 9. Ne5 c5 10. c3 Nc6 11. O-O Nxe5 12. dxe5 Nd7 13. Bxe7 Qxe7 14. f4 f6 $146 ({RR} 14... f5 15. g4 g6 16. Rf3 Rf7 17. Rg3 Rg7 18. h3 Kh7 19. Kh2 Rag8 20. Rag1 c4 21. Bc2 Nc5 22. Nf3 Ne4 23. R3g2 b5 24. Nd4 a6 25. Qe1 Bc8 26. h4 h5 27. Bxe4 dxe4 28. gxh5 gxh5 29. Rg5 {1-0 Matlakov,M (2662)-Sherman,R (2295) Titled Tue 9th Jan Late 2024 (6)}) 15. exf6 Rxf6 16. e4 e5 17. exd5 Bxd5 18. c4 Bc6 19. Rae1 Re8 20. Qh5 Qf7 21. Qxf7+ Kxf7 22. Be4 exf4 23. Bd5+ Bxd5 24. Rxe8 Kxe8 25. cxd5 g5 26. Ne4 Rg6 27. h4 Ne5 28. h5 Rg7 29. Rd1 Ng4 30. a4 Rd7 31. d6 Kf7 32. a5 Nf6 33. Nc3 Nxh5 34. axb6 axb6 35. Na4 Ke6 36. Re1+ Kxd6 37. Nxb6 Rb7 38. Rd1+ Kc6 39. Nc4 Rb4 40. b3 Ng3 41. Rd6+ Kc7 42. Rxh6 Rxb3 43. Rh7+ Kd8 44. Kf2 Rc3 45. Nd6 c4 46. Nf7+ Ke8 47. Nxg5 Rc1 48. Kf3 Rf1+ 49. Kg4 c3 50. Rc7 Ne2 51. Ne6 Rc1 52. Kg5 Ng3 53. Kxf4 Nf1 54. Nd4 Rd1 55. Ne6 Re1 56. Kf5 Ng3+ 57. Kf6 Re2 58. Ng7+ Kd8 59. Ne6+ Ke8 60. Ng7+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "56"]
[White "Andriska, Matheus Jose Amante"]
[Black "Santiago, Mauro"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1495"]
[BlackElo "1711"]
[Annotator "Chessbase"]
[PlyCount "58"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. dxc5 Bxc5 6. O-O O-O 7. Nbd2 Nc6 8. b3 e5 9. e4 Bg4 $146 ({RR} 9... d4 10. Nc4 Qc7 11. a4 a6 12. Bg5 Be7 13. a5 Bg4 14. h3 Bh5 15. Bxf6 Bxf6 16. Be2 Bg6 17. Nfd2 Nb4 18. Bd3 Be7 19. Nb6 Rad8 20. Ndc4 Bc5 21. Qd2 Qe7 22. Qe2 Qe6 23. Kh2 Rfe8 24. g3 {½-½ Bakos,B (1704)-Nagy Dani,K (2022) Heves Fregatt op 4th 2001 (6.7)}) 10. exd5 Nxd5 11. Bb2 Nf4 12. Bc4 Qb6 13. Qe1 Rae8 14. Qe4 Bxf3 15. Nxf3 Ng6 16. Rad1 Kh8 17. Nh4 Nd4 18. Nxg6+ fxg6 19. c3 Rf4 20. Qe1 Nf5 21. Bc1 Rg4 22. Qe2 h5 23. b4 Be7 24. Qxe5 Rxc4 25. Rd3 Qc6 26. Re1 Qf6 27. Qxf6 gxf6 28. a3 Kg7 29. Bd2 Kf7 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "53"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Videira, Matheus Martins"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1777"]
[BlackElo "1830"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. Nc3 e6 5. Bg5 Be7 6. Bxe7 Qxe7 7. cxd5 cxd5 8. e3 Nc6 9. a3 a6 10. Bd3 Bxd3 11. Qxd3 Nf6 12. O-O O-O 13. b4 $146 ({RR} 13. Rfc1 Na5 14. Nd2 Rac8 15. b4 Nc4 16. Na4 Nxd2 17. Qxd2 Ne4 18. Qe1 h6 19. Nc5 Nd6 20. h3 Rc7 21. a4 Rfc8 22. a5 Nb5 23. Nd3 Rc6 24. Rc5 Rxc5 25. bxc5 Qc7 26. Qb4 f6 27. Nf4 Kf7 {½-½ Isacesco,F-Dujardin,F (2073) Cap d'Agde Cavalier op 2002 (9)}) 13... b5 14. Ne5 Rfc8 15. f4 Qc7 16. Rac1 Nxe5 17. dxe5 Ne4 18. Nxe4 Qxc1 19. Ng5 Qc2 20. Qd4 Rc4 21. Qb6 Qc3 22. Nxf7 Kxf7 23. Qb7+ Rc7 24. Qxa8 Qxe3+ 25. Kh1 Rc1 26. Qb7+ Kg6 27. f5+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "1"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Lage, Pedro Ferreira"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2560"]
[BlackElo "2132"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg4 7. Qb3 Qb6 8. h3 Bh5 9. g4 Bg6 10. Nxg6 hxg6 11. g5 Ng8 12. Bd2 Nd7 13. Qc2 Ne7 14. O-O-O Nf5 15. Kb1 Be7 16. Rg1 $146 ({RR} 16. cxd5 cxd5 17. e4 dxe4 18. d5 Nc5 19. Na4 Nxa4 20. Qxa4+ Kf8 21. dxe6 Qxe6 22. Bc4 Qc6 23. Bb5 {½-½ Lazarev,V (2399)-Oliveira,L (2162) Figueira da Foz op 8th 2014 (5)}) 16... Rh5 17. f4 dxc4 18. Bc1 O-O-O 19. Ne4 Kb8 20. Qxc4 Qa5 21. Bd2 Qc7 22. Rc1 Nb6 23. Qb3 Nd5 24. Nc5 Qb6 25. Qa3 Bxc5 26. Rxc5 Qc7 27. e4 Nxf4 28. exf5 Rxd4 29. Be3 Rd8 30. Rc4 Nd5 31. Bxa7+ Kc8 32. fxe6 fxe6 33. Bc5 Qh2 34. Qg3 Qd2 35. Rc2 Qd1+ 36. Rc1 Qa4 37. Be2 Rh4 38. Bg4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "30"]
[White "Santiago, Mauro"]
[Black "Souza, Iago Henrique Da Silva"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1711"]
[BlackElo "2036"]
[Annotator "Chessbase"]
[PlyCount "34"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 b5 6. Qc2 a6 7. Bg5 ({RR} 7. Be2 Bg4 8. O-O e6 9. b3 cxb3 10. axb3 Nbd7 11. Ne5 Bxe2 12. Nxe2 c5 13. Nxd7 Nxd7 14. Bb2 Rc8 15. d5 Qb6 16. dxe6 Qxe6 17. Nf4 Qh6 18. Nd5 Bd6 19. e5 Nxe5 20. Rfe1 O-O 21. Bxe5 Bxe5 {1-0 Bluebaum,M (2661)-Gunina,V (2476) Titled Tue 3rd Jan Early 2023 (6)}) 7... Nbd7 $146 ({RR} 7... Bg4 8. Ne5 Bh5 9. Be3 e6 10. h3 Bb4 11. g4 Bg6 12. Nxg6 hxg6 13. Bg2 O-O 14. O-O Nbd7 15. Rad1 Qc7 16. f4 Rad8 17. Qf2 c5 18. d5 e5 19. f5 Qd6 20. Qh4 Bxc3 21. bxc3 b4 22. g5 {0-1 Pastir,S (2143)-Juhar,R (2192) SVK-chT2D 14/15 2014 (2.1)}) ({RR} 7... g6 8. Rd1 Bg7 9. Be2 O-O 10. O-O Bb7 11. h4 Nbd7 12. e5 Nd5 13. h5 Nxc3 14. bxc3 Qe8 15. Nh4 e6 16. Qd2 c5 17. Qf4 cxd4 18. cxd4 f6 19. exf6 Bxf6 20. Bh6 Bg7 21. Qe3 Bxh6 22. Qxh6 {0-1 Tamasi,A (2280)-Molnar,B (2340) Hajduboszormeny op 1995 (2)}) 8. Rd1 Bb7 9. Ne5 h6 10. Bh4 g5 11. Bg3 Qa5 12. a3 Rd8 13. Be2 Bg7 14. Nxf7 Kxf7 15. e5 e6 16. exf6 Nxf6 17. h4 c5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "35"]
[White "Pimenta, Jeronimo Marques"]
[Black "Videira, Matheus Martins"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2047"]
[BlackElo "1830"]
[Annotator "Chessbase"]
[PlyCount "63"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. Nc3 Nf6 5. e3 dxc4 6. Bxc4 e6 7. O-O Be7 8. a4 ({RR} 8. Re1 O-O 9. e4 Bg4 10. Be3 Nbd7 11. h3 Bh5 12. Be2 Bg6 13. e5 Nd5 14. Nxd5 cxd5 15. Bd3 Rc8 16. Bxg6 fxg6 17. Qa4 Nb6 18. Qxa7 Qc7 19. Qa5 Ra8 20. Qd2 Nc4 21. Qe2 Qb6 22. b3 Na3 {1-0 Grandelius,N (2663)-Fedoseev,V (2687) Titled Arena Mar 6th blitz 2021}) 8... a5 9. Qb3 $146 ({RR} 9. Qe2 Bg4 10. e4 Bxf3 11. gxf3 Qxd4 12. e5 Nd5 13. Bxd5 exd5 14. f4 Qb6 15. Qg4 O-O 16. f5 Re8 17. Bh6 Bf8 18. Bxg7 Qb4 19. f4 Bxg7 20. f6 Qf8 21. Kh1 Kh8 22. fxg7+ Qxg7 23. Qh4 Re6 {1-0 Nuin Goni,J (2025)-Salas Viralta,J (1830) Terrassa op-B 1996 (5)}) ({RR} 9. Re1 O-O 10. e4 Bg6 11. Bg5 Na6 12. Ne5 Nb4 13. Rc1 Nd7 14. Bxe7 Qxe7 15. Nxg6 hxg6 16. d5 Nf6 17. d6 Qd7 18. e5 Nfd5 19. f4 Nxf4 20. Qg4 Nfd3 21. Qh3 Nxe1 22. Rxe1 Rae8 23. Re4 f6 {0-1 Hehir,M (2009)-Uber Gracia,H (2220) Titled Tue 11th Jun Early 2024 (2)}) 9... Qc7 10. Re1 O-O 11. e4 Bg6 12. Bg5 h6 13. Bh4 Re8 14. Rac1 Nfd7 15. e5 Bxh4 16. Nxh4 Bh7 17. Ne4 Bxe4 18. Rxe4 Nb6 19. Rc3 Nxc4 20. Qxc4 Nd7 21. Rg4 Nb6 22. Qe2 Kh8 23. Rcg3 Rg8 24. Qc2 g5 25. Nf3 Qd8 26. h4 Rg7 27. hxg5 hxg5 28. Rxg5 Rxg5 29. Nxg5 Qg8 30. Qe4 Qg7 31. Nxf7+ Qxf7 32. Qh4+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Santiago, Yago De Moura"]
[Black "Matsuura, Everaldo"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2455"]
[BlackElo "2365"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. Qc2 e6 7. Be2 Bb7 8. O-O Nbd7 9. b3 b4 10. e5 Nd5 11. Nxd5 ({RR} 11. Bg5 Qc7 12. Nxd5 cxd5 13. bxc4 dxc4 14. Bxc4 h6 15. Bh4 g5 16. Bg3 Be7 17. Rac1 h5 18. Qb3 Qb6 19. d5 Nc5 20. Qb1 exd5 21. Be2 h4 22. Nd4 hxg3 23. Bb5+ Kf8 24. Qf5 Ne6 25. fxg3 Qxd4+ {1-0 Bluebaum,M (2658)-Holt,C (2540) Titled Tue 13th Feb Late 2024 (6)}) 11... cxd5 12. bxc4 dxc4 13. Bxc4 $146 ({RR} 13. Qxc4 Be7 14. d5 Bxd5 15. Qg4 Bxf3 16. Qxf3 O-O 17. Qg3 Qc7 18. Bf4 Rfd8 19. Rac1 Qa5 20. Bc4 Nf8 21. h4 Ng6 22. h5 Nxf4 23. Qxf4 Rac8 24. h6 g6 25. Bb3 Rc3 26. Rcd1 Qc7 27. Rxd8+ Qxd8 {0-1 Bluebaum,M (2664)-Holt,C (2553) Titled Tuesday intern op 30th Aug Late blitz 2022 (8)}) 13... Rc8 14. Qe2 Be7 15. d5 exd5 16. Bd3 Nc5 17. Bb5+ Bc6 18. Bxc6+ Rxc6 19. Nd4 Rc8 20. Nf5 Ne6 21. Rd1 O-O 22. Rxd5 Qc7 23. Qd1 Rfd8 24. Nd6 Bxd6 25. exd6 Qd7 26. Bb2 Rc6 27. Be5 Rdc8 28. h3 Rc5 29. Bg3 a5 30. Rxc5 Rxc5 31. Rc1 Rxc1 32. Qxc1 h6 33. Qc4 Nf8 34. Qd5 a4 35. Qc4 Qb7 36. Be5 b3 37. axb3 axb3 38. Bb2 Nd7 39. Kh2 Nf8 40. Kg1 Qd7 41. Qc3 Ne6 42. Qe5 f6 43. Qd5 Kh8 44. Ba3 Nd8 45. Qxb3 Ne6 46. Qd5 Nf8 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "12"]
[White "Nascimento, Kaio Vinicius Da Trindade"]
[Black "Silva, Caio Henrique Angelico"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1693"]
[BlackElo "2122"]
[Annotator "Chessbase"]
[PlyCount "25"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bb3 Nc6 7. Ne2 Bf5 8. Nbc3 e6 9. O-O Qd7 10. Be3 Be7 ({RR} 10... O-O-O 11. Bc2 Bxc2 12. Qxc2 Kb8 13. a3 f6 14. Rfd1 Ne7 15. Nf4 Nbd5 16. Rac1 c6 17. exf6 gxf6 18. Ne4 Nxe3 19. fxe3 Nd5 20. Qf2 f5 21. Nxd5 exd5 22. Ng3 Bd6 23. Nxf5 Rdf8 24. Rf1 Bc7 25. Rce1 {1-0 Kramnik,V (2760)-Karjakin,S (2770) Sochi Tal Memorial Blitz 2014 (1)}) 11. Rc1 ({RR} 11. Ng3 Bg6 12. Qe2 O-O 13. Rfd1 Nb4 14. Rac1 N4d5 15. Qg4 Nxe3 16. fxe3 c6 17. h4 h6 18. Nh5 Nd5 19. Nxd5 cxd5 20. Bc2 Bxh5 21. Qxh5 Qd8 22. g3 Rc8 23. Qe2 f5 24. exf6 Bxf6 25. Qd3 Qd6 {1-0 Manucharyan,A (2080)-Smits,E (1918) Reykjavik Open 2024 (8.69)}) 11... Bg6 $146 ({RR} 11... Rd8 12. Ng3 Bg6 13. d5 Nxd5 14. Nxd5 exd5 15. f4 f5 16. exf6 gxf6 17. f5 Bf7 18. Nh5 Rg8 19. Nf4 Qxf5 20. Qe2 Qe5 21. Kh1 Rg7 22. Nd3 Qe4 23. Rf4 Qe6 24. Qf2 Ne5 25. Nc5 Bxc5 26. Bxc5 {0-1 Zuferi,E (2332)-Guliyev,N (2542) 2nd Bundesliga Sud 2223 2022 (4.5)}) ({RR} 11... Na5 12. Bc2 Bxc2 13. Qxc2 Nac4 14. Ne4 Nxe3 15. fxe3 Nd5 16. Rf3 c6 17. Nf4 Nxf4 18. Rxf4 O-O 19. Nf6+ Bxf6 20. exf6 Qd6 21. fxg7 Kxg7 22. Qf2 Qe7 23. Rf1 f5 24. Qg3+ Kh8 25. Qf3 Rf6 26. Kh1 {0-1 Barreto Filho,C (2346)-Macedo,M (2334) Natal Potiguar-ch op 2010 (8)}) ({RR} 11... Rd8 12. Ng3 Bg6 13. Qf3 O-O 14. Rfd1 Na5 15. Bc2 Bxc2 16. Rxc2 Nc6 17. Nh5 f5 18. exf6 Bxf6 19. Ne4 Nd5 20. Qg4 Qf7 21. a3 Be7 22. h3 Qg6 23. Qxg6 hxg6 24. Nhg3 e5 25. Rcd2 exd4 26. Bxd4 {½-½ Polovodin,I (2468)-Danielian,E (2353) Novgorod op 1999 (5)}) 12. a3 Na5 13. Na4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "41"]
[White "Moreira, Everaldo Bonifacio"]
[Black "Dos Santos, Leonardo Lopes"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1709"]
[BlackElo "1860"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e6 2. e4 d5 3. exd5 exd5 4. d4 dxc4 5. Bxc4 Nf6 6. Nf3 Bb4+ 7. Bd2 ({RR} 7. Nc3 Qe7+ 8. Ne5 O-O 9. O-O Be6 10. Bg5 h6 11. Bh4 Bxc4 12. Nxc4 Qe6 13. d5 Qf5 14. Ne3 Qg6 15. Qd4 c5 16. Qf4 Nbd7 17. Rfe1 Kh8 18. Nf5 Bxc3 19. Ne7 Qh5 20. bxc3 g5 21. Bxg5 Qxg5 {0-1 Pastar,S (2330)-Sukandar,I (2397) Lisbon Portugal rapid op 2019 (4)}) ({RR} 7. Nbd2 O-O 8. O-O Nc6 9. Nb3 Bg4 10. h3 Bh5 11. a3 Bd6 12. Be3 h6 13. Re1 Ne7 14. Be2 Ned5 15. Bd2 Re8 16. Ne5 Bxe2 17. Rxe2 c6 18. Qc2 Qc7 19. Rae1 Re7 20. Nd3 Rae8 21. Rxe7 Rxe7 {0-1 Adebowale Festus (1797)-Ogunlana Jimi (2176) South West Chess Lagos 2023 (1.9)}) 7... Bxd2+ 8. Qxd2 O-O 9. O-O Re8 $146 ({RR} 9... Nbd7 10. Nc3 Nb6 11. Bb3 c6 12. Rad1 Bg4 13. Qd3 Re8 14. Ne5 Bh5 15. h3 Nbd5 16. g4 Bg6 17. Nxg6 hxg6 18. Rde1 Qd7 19. Qd2 Rad8 20. f4 Nc7 21. Rxe8+ Rxe8 22. f5 gxf5 23. Rxf5 Ncd5 24. Qg5 {1-0 Alcala Gonzalez,C (1557)-Elizondo Marquet,J (1887) Barcelona Sant Marti op-B 19th 2017 (8)}) 10. Nc3 Bg4 11. Be2 Nc6 12. Rad1 Ne4 13. Nxe4 Rxe4 14. Rfe1 Bxf3 15. Bxf3 Rxe1+ 16. Rxe1 Qf6 17. Bxc6 bxc6 18. g3 h6 19. b3 Qf3 20. Re2 Rd8 21. Qe3 Qxe3 22. Rxe3 Rxd4 23. a4 Kf8 24. Kg2 Rd2 25. h4 c5 26. Re4 Rd4 27. Rxd4 cxd4 28. Kf3 Ke7 29. Ke4 Ke6 30. g4 g6 31. g5 f5+ 32. gxf6 Kxf6 33. Kd5 h5 34. Ke4 g5 35. hxg5+ Kxg5 36. f4+ Kf6 37. f5 h4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "54"]
[White "Firmo, Zaihr Goncalves"]
[Black "Pfitzner, Paulo Henrique"]
[Result "1-0"]
[ECO "D25"]
[WhiteElo "1670"]
[BlackElo "1705"]
[Annotator "Chessbase"]
[PlyCount "63"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 dxc4 3. e3 Be6 4. Nf3 Nf6 5. Nbd2 ({RR} 5. Be2 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Ne4 9. Nc3 Nxc5 10. Ng5 g6 11. e4 Bg7 12. Be3 Nd3 13. Nxe6 fxe6 14. Bxd3 cxd3 15. Rxd3 Rd8 16. Rxd8+ Kxd8 17. Rc1 Bxc3 18. Rxc3 e5 19. Ra3 Kc7 {1-0 So,W (2650)-Bojkov,D (2556) Quebec-ch op 2012 (7)}) 5... c3 $146 ({RR} 5... c6 6. Bxc4 Bxc4 7. Nxc4 Nbd7 8. Qb3 Qc7 9. Bd2 e6 10. O-O Be7 11. Rac1 O-O 12. Qc2 Bd6 13. Rfd1 Rfe8 14. e4 Be7 15. Bg5 h6 16. Bh4 g5 17. Bg3 Qd8 18. Nfe5 Bf8 19. Qe2 Qe7 20. h4 {1-0 Lynch,J-Barboza de Oliveira,A Montevideo Sudamericano Primer 1921 (3)}) ({RR} 5... c5 6. Nxc4 Nc6 7. Nce5 Bd5 8. dxc5 e6 9. Nxc6 bxc6 10. Bd2 Bxc5 11. Rc1 Be7 12. Bc4 O-O 13. O-O Bxf3 14. gxf3 Nd5 15. Bb3 Bd6 16. f4 Rc8 17. Qf3 Qf6 18. Rfd1 Qxb2 19. e4 Bb4 20. exd5 {½-½ Cherniaiev,T (2306)-Paravyan,D (2608) Titled Tue 23rd Jul Early 2024 (10)}) ({RR} 5... c5 6. Ng5 Bd5 7. e4 h6 8. exd5 hxg5 9. Nxc4 Qxd5 10. dxc5 Qxc5 11. Be3 Qc7 12. Bxg5 Nc6 13. g3 Rd8 14. Qa4 Rd5 15. Bxf6 gxf6 16. Ne3 Rd4 17. Qc2 Bh6 18. Bg2 Bxe3 19. fxe3 Qa5+ 20. Qc3 {½-½ Szilagyi,G-Flohr,S Marianske Lazne/Prague 1956 (17)}) ({RR} 5... c6 6. Bxc4 Bxc4 7. Nxc4 e6 8. O-O Be7 9. Qe2 O-O 10. e4 Nbd7 11. Bg5 h6 12. Bh4 Nb6 13. Rfe1 Nxc4 14. Qxc4 Re8 15. e5 Nd5 16. Bxe7 Rxe7 17. Nd2 Rd7 18. Nf3 Qb6 19. b3 Rad8 20. Re4 {0-1 Melikhov,E (2252)-Nihal,S (2684) Titled Tue 15th Aug Early 2023 (3)}) 6. Nb3 cxb2 7. Bxb2 g6 8. Bd3 Bg7 9. O-O O-O 10. Re1 c6 11. Rc1 a5 12. Bc4 Bxc4 13. Rxc4 a4 14. Nc5 a3 15. Ba1 b5 16. Rc3 Nd5 17. Rc1 Nd7 18. Ne4 Qc7 19. Ng3 Rfb8 20. e4 Nf4 21. Qb3 b4 22. Ng5 e6 23. d5 Bxa1 24. Rxc6 Qe5 25. dxe6 Qxg5 26. exf7+ Kf8 27. Rc7 Bc3 28. Rd1 Ne5 29. Rd5 Nxd5 30. Qxd5 Rd8 31. Qc5+ Kg7 32. f8=Q# 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "6"]
[White "Matsuura, Everaldo"]
[Black "De Souza, Felipe Guimaraes"]
[Result "1-0"]
[ECO "D29"]
[WhiteElo "2365"]
[BlackElo "2038"]
[Annotator "Chessbase"]
[PlyCount "46"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 a6 5. Nc3 dxc4 6. Bxc4 b5 7. Bb3 Bb7 8. O-O c5 9. Qe2 Nbd7 10. Rd1 Qb6 11. a4 b4 12. a5 Qc7 13. Na4 Be7 14. Bd2 cxd4 ({RR} 14... O-O 15. Rdc1 Ne4 16. Bxb4 Bc6 17. dxc5 Rab8 18. Nb6 Ndxc5 19. Bc2 Bb5 20. Qe1 Qb7 21. Nd4 Rfd8 22. Nxb5 axb5 23. f3 Nf6 24. Rd1 Nd5 25. Nxd5 Rxd5 26. e4 Rxd1 27. Rxd1 Qa7 28. Kh1 h6 29. Qf2 {1-0 Kim,S (2295)-Estrada Nieto,J (2218) Titled Tue 6th Aug Late 2024 (3)}) 15. exd4 O-O 16. Bg5 $146 ({RR} 16. Ne5 Nxe5 17. dxe5 Nd7 18. Bf4 Rfd8 19. Rxd7 Qxd7 20. Nb6 Qc6 21. Qg4 h5 22. Qf3 Qxf3 23. gxf3 Rab8 24. Kg2 Bxf3+ 25. Kxf3 Rd3+ 26. Ke4 Rxb3 27. Nc4 Rd8 28. Be3 Rbd3 29. Rc1 Rd1 30. Rc2 b3 {0-1 Hladil,I (1902)-Weglarz,L (2283) Stare Mesto op 2007 (1)}) 16... Rfe8 17. Rdc1 Qb8 18. Nc5 Nxc5 19. dxc5 Rc8 20. Ne5 Bd5 21. Bxd5 exd5 22. Nd3 Re8 23. Qd1 Qb5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "35"]
[White "De Souza, Marcus Vinicius Nora"]
[Black "Silveira, Rogerio Zanon Da"]
[Result "0-1"]
[ECO "D30"]
[BlackElo "1999"]
[Annotator "Chessbase"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 e6 2. Nf3 d5 3. d4 c6 4. b3 Bb4+ 5. Bd2 ({RR} 5. Nbd2 Nf6 6. e3 Ne4 7. Bd3 f5 8. O-O Nd7 9. Bb2 Qf6 10. Nb1 O-O 11. Ne5 Nxe5 12. dxe5 Qe7 13. f3 Nc5 14. a3 Nxd3 15. Qxd3 Bc5 16. cxd5 exd5 17. f4 a5 18. Bd4 b6 19. Rc1 Ba6 {1-0 Riazantsev,A (2692)-Zhigalko,S (2678) Wch Rapid Dubai 2014 (7)}) 5... Be7 6. g3 Nf6 7. Bg2 Ne4 $146 ({RR} 7... b6 8. O-O Bb7 9. Nc3 O-O 10. Rc1 Nbd7 11. cxd5 cxd5 12. Bf4 Nh5 13. Qd3 Nxf4 14. gxf4 g6 15. Rc2 Rc8 16. e3 Nb8 17. Ra1 Ba6 18. Qd2 Ba3 19. Bf1 Qe7 20. Ne5 Qb4 21. Kh1 Qa5 22. Bxa6 {0-1 Lobron,E (2550)-Thesing,M (2444) Bundesliga 9900 1999 (9.5)}) 8. O-O Nd7 9. Nc3 Ndf6 10. Qc2 O-O 11. c5 Nxc3 12. Bxc3 Ne4 13. Bb2 f5 14. Ne5 Bd7 15. e3 Rc8 16. b4 Be8 17. f3 Nf6 18. Qc3 Nd7 19. a4 Nxe5 20. dxe5 b6 21. Ba3 bxc5 22. bxc5 Bg6 23. f4 Rb8 24. Rfb1 Qc7 25. Bf1 Rxb1 26. Rxb1 Rb8 27. Rxb8+ Qxb8 28. Qb4 Qxb4 29. Bxb4 Kf8 30. Ba6 Ke8 31. Kf2 Kd7 32. Ke2 Bh5+ 33. Kd3 Bd1 34. a5 Kc7 35. Kd4 Ba4 36. Bd3 Bb5 37. a6 Bxd3 38. Kxd3 Kd7 39. Ba5 Bxc5 40. h3 Kc8 41. g4 g6 42. Kd2 Bb6 43. Bc3 c5 44. Kc2 Kc7 45. Kd3 Kc6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "54"]
[White "Firmo, Zaihr Goncalves"]
[Black "Lopes, Eduardo Moraes"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1670"]
[BlackElo "1933"]
[Annotator "Chessbase"]
[PlyCount "48"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Re8 8. O-O c6 9. Nbd2 Nbd7 10. Qc2 Ne4 11. Bxe7 Qxe7 12. Rfe1 Nf8 13. Ne5 $146 ({RR} 13. Bxe4 dxe4 14. Ne5 f6 15. Nec4 Ng6 16. Nf1 Kh8 17. Rad1 Be6 18. b3 Bd5 19. Ng3 {½-½ Zeldin,L (1846)-Mazarov,J (1958) NRW-ch U14 Kranenburg 2005 (3)}) 13... f6 14. Nef3 Kh8 15. h3 Bd7 16. Rac1 Rac8 17. Qb3 Be6 18. Qc2 c5 19. Qa4 a6 20. dxc5 Bd7 21. Qb3 Nxc5 22. Qxd5 Be6 23. Qh5 Nxd3 24. Rxc8 Rxc8 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "59"]
[White "Pfitzner, Paulo Henrique"]
[Black "De Oliveira, Tobias Luiz Carvalho"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1705"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "48"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. e3 d5 4. Nf3 c5 5. Nc3 Nc6 6. Be2 Be7 7. O-O O-O 8. cxd5 exd5 9. Ne5 cxd4 ({RR} 9... a6 10. Kh1 Qc7 11. f4 Bf5 12. Bf3 Be4 13. g4 cxd4 14. exd4 Bxf3+ 15. Rxf3 Rad8 16. Rh3 Qc8 17. Qd3 g6 18. g5 Ne4 19. Rf3 Qf5 20. Kg2 Bb4 21. h3 Ne7 22. Ng4 Qe6 23. Bd2 Bxc3 24. Bxc3 {0-1 Grams,L (1513)-Marques Junior,M (1818) 10th Floripa Open 2024 (5.120)}) 10. Nxc6 bxc6 11. Qxd4 $146 ({RR} 11. exd4 c5 12. Bf3 Be6 13. dxc5 Bxc5 14. Bg5 Rb8 15. Qd2 d4 16. Ne2 h6 17. Bh4 {½-½ Kucuksari,K (1642)-Gok,E Kemer Turkey Cup 2014 (7)}) 11... c5 12. Qa4 a6 13. Bf3 Bb7 14. Qb3 Rb8 15. Rd1 Bd6 16. a4 h6 17. Qa2 d4 18. Bxb7 dxc3 19. Bxa6 Bxh2+ 20. Kxh2 Qxd1 21. bxc3 Qd6+ 22. g3 Qxa6 23. a5 Qf1 24. Ba3 Ng4# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "34"]
[White "Pereira, Arthur Macedo"]
[Black "De Oliveira, Tobias Luiz Carvalho"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1940"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "37"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 h6 8. O-O Be6 9. a3 Be7 10. dxc5 Bxc5 11. b4 Be7 12. Bb2 O-O 13. Rc1 Rc8 14. Nd4 $146 ({RR} 14. Nb5 Qb6 15. Nbd4 Ne4 16. e3 Bg4 17. h3 Bxf3 18. Bxf3 Rfd8 19. Bxe4 dxe4 20. Qg4 Bf6 21. Nxc6 Rxc6 22. Rxc6 Qxc6 23. Bxf6 Qxf6 24. Qxe4 b6 {½-½ Costescu,M (1589)-Veress,A (1887) ROM-ch U14 Calimanesti Caciulata 2019 (2)}) 14... a6 15. Na4 Bd7 16. Nxc6 bxc6 17. Bd4 Rb8 18. Qd3 Re8 19. Bc5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "64"]
[White "De Oliveira Jr., Coemo Saldanha"]
[Black "Teixeira, Maria Luiza Prado"]
[Result "0-1"]
[ECO "D35"]
[BlackElo "1878"]
[Annotator "Chessbase"]
[PlyCount "48"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 c6 6. h3 Bd6 7. Bg5 Nbd7 8. e3 h6 9. Bxf6 Nxf6 10. Bd3 O-O 11. O-O $146 ({RR} 11. Rc1 Re8 12. O-O Ne4 13. Qc2 Qe7 14. a3 Bd7 15. b4 Rac8 16. Na4 b6 17. Nc3 b5 18. Nd2 f5 19. Nb3 Bc7 20. Rce1 Bb6 21. f4 Nd6 22. Nc5 a5 23. Rf3 Ra8 24. Rg3 axb4 25. axb4 Ra7 {0-1 Schmidt,S (1716)-Nikolic,S (2302) Bad Griesbach Seniors op 4th 2002 (2)}) 11... Re8 12. Qc2 Qe7 13. a3 Ne4 14. b4 a5 15. b5 Bd7 16. a4 Rac8 17. Qb2 Nxc3 18. Qxc3 cxb5 19. Qb3 b4 20. Qxd5 Bc6 21. Qf5 g6 22. Qg4 h5 23. Qg5 Qd7 24. Bf5 Qxf5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Okamura, Milton Kasuo"]
[Black "Ribeiro, Matheus Mendes Domi"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2004"]
[BlackElo "2244"]
[Annotator "Chessbase"]
[PlyCount "168"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. Qa4+ Nc6 7. e3 h6 8. Bxf6 Qxf6 9. a3 ({RR} 9. Nge2 O-O 10. a3 Bxc3+ 11. Nxc3 Ne7 12. Be2 c6 13. O-O Nf5 14. b4 Nh4 15. Kh1 Qg6 16. g3 Nf5 17. b5 h5 18. bxc6 bxc6 19. Rg1 h4 20. gxh4 Qf6 21. h5 c5 22. Nxd5 Bb7 23. Bf3 Bxd5 {0-1 Carlsen,M (2847)-Nepomniachtchi,I (2789) Carlsen Inv KO rapid 2021 (2.22)}) 9... Bxc3+ 10. bxc3 O-O 11. Nf3 a5 $146 ({RR} 11... a6 12. Be2 Re8 13. O-O b5 14. Qd1 Bf5 15. a4 Rab8 16. axb5 axb5 17. Qd2 Rb6 18. Rfc1 Reb8 19. Ne1 Nd8 20. Bd3 Ne6 21. Qc2 Bg4 22. f3 Bh5 23. Bh7+ Kh8 24. Qf5 Qh4 25. g3 Qg5 26. f4 {1-0 Moskovic,D (2293)-Trent,L (2442) BCF-chT1d 1011 (4NCL) Demotion pool 2010 (11.15)}) 12. Be2 Ne7 13. O-O c6 14. Qb3 Nf5 15. Rfe1 Nd6 16. Nd2 b5 17. f3 Re8 18. Nf1 Qg5 19. Bd3 Bf5 20. Qc2 Bxd3 21. Qxd3 f5 22. a4 bxa4 23. Rxa4 Nc4 24. Rxc4 dxc4 25. Qxc4+ Kh7 26. Qxc6 a4 27. Ra1 Qg6 28. Qb5 a3 29. c4 a2 30. Qb3 Reb8 31. Qc2 f4 32. e4 Qb6 33. Rxa2 Rxa2 34. Qxa2 Qxd4+ 35. Kh1 Qd3 36. Kg1 Rb1 37. Qf2 Qxc4 38. g3 fxg3 39. hxg3 Rc1 40. g4 Rc2 41. Qe3 Rc1 42. Qf2 Qd3 43. Qg2 Rc2 44. Qh3 g5 45. Qg3 Qd4+ 46. Kh1 Qf2 47. Qxf2 Rxf2 48. Nh2 Kg6 49. Kg1 Ra2 50. Nf1 Kf6 51. Ne3 Ke5 52. Nd5 Kd4 53. Kf1 Rb2 54. Ke1 Ke5 55. Kf1 Ke6 56. Ne3 Kf6 57. Ke1 Kg6 58. Kf1 h5 59. gxh5+ Kxh5 60. Nf5 Kg6 61. Ne3 Ra2 62. Ke1 Kf6 63. Kf1 Ke5 64. Nd5 Rc2 65. Ke1 Kd4 66. Kf1 g4 67. fxg4 Kxe4 68. Nf6+ Kf3 69. Ke1 Rc6 70. g5 Rd6 71. Nh7 Kf4 72. Ke2 Kf5 73. Ke3 Ra6 74. Kd4 Ra1 75. Kd3 Rd1+ 76. Ke2 Rh1 77. Nf6 Rg1 78. Nd5 Ke4 79. Nf6+ Ke5 80. Nh7 Kf4 81. Kd3 Re1 82. Kd2 Re7 83. g6 Kf5 84. Nf8 Kf6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "3"]
[White "Di Berardino, Diego Rafael"]
[Black "Serpa, Rafael Araujo"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2472"]
[BlackElo "2107"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Be7 8. Bd3 O-O 9. Qc2 h6 10. Bh4 Nbd7 11. O-O c5 12. dxc5 Nxc5 13. Rad1 $146 ({RR} 13. Nd4 Rc8 14. Rac1 Ng4 15. Bxe7 Qxe7 16. Bf5 Nf6 17. Qb1 Ncd7 18. Nce2 Nb6 19. Nf4 Bxf5 20. Nxf5 Qe5 21. Nd4 Nc4 22. Qf5 Qxf5 23. Nxf5 Kh7 24. b3 Nd2 25. Rfd1 g5 26. Ne2 Rxc1 {½-½ Bellincampi,S (2060)-Damia,A (2313) Porto San Giorgio op 28th 2018 (6)}) ({RR} 13. Rfd1 Rc8 14. Nd4 b5 15. Qe2 Nxd3 16. Qxd3 b4 17. Nce2 Qb6 18. Rac1 Rxc1 19. Rxc1 Rc8 20. Rxc8+ Bxc8 21. Qc2 Bd7 22. Bg3 Qc5 23. Bc7 Qc4 24. b3 Qxc2 25. Nxc2 d4 26. Nexd4 Nd5 27. Ba5 f5 {1-0 Baumbach,F (2296)-Ousatchi,M (2100) GER-chT Seniors 12th 2003 (4.4)}) ({RR} 13. Nd4 Rc8 14. f3 b5 15. a3 Na4 16. Be1 Nd7 17. Qe2 Nac5 18. Bc2 Re8 19. Rd1 Bf6 20. f4 Nb6 21. e4 Nxe4 22. Nxe4 Bxd4+ 23. Rxd4 Bf5 24. Ba5 Bxe4 25. Bxe4 Rxe4 26. Qxe4 {1-0 Klukin,K (2326)-Makhnev,D (2495) Moscow op-A 15th 2019 (8)}) 13... Qb6 14. Bh7+ Kh8 15. Bf5 Rac8 16. Bxe6 Nxe6 17. Qb1 Nc7 18. Nd4 g6 19. Rc1 Kg7 20. Rc2 Qd6 21. Rfc1 Qd7 22. Na4 Na8 23. b3 Ba3 24. Nc5 Bxc5 25. Bxf6+ Kxf6 26. Rxc5 Rxc5 27. Rxc5 Rc8 28. Rxc8 Qxc8 29. Qb2 Ke7 30. h4 h5 31. Qa3+ Kd7 32. Qb4 Nc7 33. Qc5 Qd8 34. Nf3 Qe7 35. Qd4 f6 36. Qb6 Kc8 37. Nd4 Na8 38. Qe6+ Qxe6 39. Nxe6 Nc7 40. Nf4 Nb5 41. Nxg6 Nc3 42. g4 Kd7 43. gxh5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "50"]
[White "Tischler Lema Garcia, Maria Eduarda"]
[Black "Lopes, Eduardo Moraes"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1511"]
[BlackElo "1933"]
[Annotator "Chessbase"]
[PlyCount "63"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6 7. Bh4 Bg4 8. Qb3 Nbd7 9. Bxf6 Nxf6 10. Qxb7 O-O 11. Qb3 c5 12. dxc5 ({RR} 12. Be2 cxd4 13. exd4 Bf5 14. Qd1 Qb6 15. Bd3 Qxb2 16. Bxf5 Qxc3+ 17. Kf1 Ne4 18. Ne2 Qa5 19. Qd3 Nd6 20. g3 Rab8 21. Kg2 Rb2 22. Bg4 Ne4 23. Rhf1 Bf6 24. Bf3 Re8 25. Rfd1 g6 26. h4 h5 {½-½ Lalic,B (2350)-Sherman,R (2366) 35th Czech Rapid G1 2024 (4.10)}) 12... d4 $146 ({RR} 12... Bxc5 13. Be2 d4 14. O-O-O Rb8 15. Qc2 Qa5 16. Rxd4 Bxd4 17. exd4 Qg5+ 18. Qd2 Qxd2+ 19. Kxd2 Rxb2+ 20. Kc1 Rfb8 21. f3 Bf5 22. Bd1 Nd5 23. Nxd5 Rb1+ 24. Kd2 R8b2+ 25. Kc3 Be6 26. Ne3 Rxa2 27. Nh3 {1-0 Dobosz,H (2385)-Oezdemir,N Giessen op 1997 (1)}) 13. exd4 Qxd4 14. Qc4 Qe5+ 15. Nge2 Bxc5 16. Qf4 Qe6 17. O-O-O Rfd8 18. Rxd8+ Rxd8 19. h3 Bf5 20. g4 Qc6 21. Rg1 Bg6 22. Bg2 Qc8 23. Rd1 Rxd1+ 24. Kxd1 Qd7+ 25. Ke1 Qd3 26. Qb8+ Kh7 27. Qb5 Qd6 28. Qc6 Qe7 29. Qb7 Qe5 30. Qc6 Bb4 31. a3 Ba5 32. f4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "39"]
[White "Silva, Juliana Figueira Theophilo"]
[Black "Dos Santos, Jackson De Souza Teles"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1859"]
[BlackElo "1773"]
[Annotator "Chessbase"]
[PlyCount "109"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be6 6. e3 Nbd7 7. Nf3 Bd6 8. Bd3 c6 9. Qc2 h6 10. Bh4 Qc7 11. Bg3 b5 $146 ({RR} 11... O-O 12. Bxd6 Qxd6 13. O-O a6 14. Na4 Bg4 15. Rab1 Bxf3 16. gxf3 Rfe8 17. b4 Nf8 18. Nc5 Rab8 19. a4 N8h7 20. b5 axb5 21. axb5 cxb5 22. Rxb5 b6 23. Na4 Ng5 24. Be2 Rbc8 25. Qb3 Nd7 26. Qxd5 {½-½ De Melo,R (1517)-Moraes Silva,C (1765) Bra IRT Marista U2200 1st 2015 (5.5)}) 12. Nxb5 Qa5+ 13. Nc3 Bxg3 14. hxg3 Rc8 15. O-O O-O 16. a3 c5 17. dxc5 Qxc5 18. Rac1 Qd6 19. Qe2 Bg4 20. Nb5 Qb6 21. Nbd4 Ne5 22. Bf5 Bxf5 23. Nxf5 Nxf3+ 24. gxf3 Qe6 25. Qd3 Nd7 26. Qxd5 Rce8 27. Qxe6 Rxe6 28. Rc7 Ne5 29. Rxa7 Nxf3+ 30. Kg2 Nd2 31. Rd1 Ne4 32. Nd4 Rb6 33. b4 Rd8 34. Rc1 Nd6 35. Rcc7 Rdb8 36. Nc6 Nb5 37. Nxb8 Nxc7 38. Rxc7 Rxb8 39. Kf3 Ra8 40. Rc3 Kf8 41. b5 Ke7 42. Ke4 Kd6 43. Kd4 Ra4+ 44. Kd3 Ra8 45. Kc4 Rc8+ 46. Kb4 Rxc3 47. Kxc3 Kc5 48. a4 g5 49. Kd3 h5 50. Ke4 h4 51. gxh4 gxh4 52. Kf4 f5 53. Kf3 Kb6 54. Kg2 Ka5 55. Kh3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Andriska, Matheus Jose Amante"]
[Black "De Sa, Miguel Melro Franco"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1495"]
[BlackElo "1813"]
[Annotator "Chessbase"]
[PlyCount "28"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Nf3 h6 7. Bh4 c6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. O-O O-O 12. Rac1 ({RR} 12. a3 a5 13. Bg3 Re8 14. Rfe1 Qb6 15. Rab1 Bf8 16. Ne5 Nxe5 17. Bxe5 Nd7 18. Bg3 Re6 19. Ne2 Rae8 20. Nf4 Re4 21. f3 R4e7 22. Bf2 Nf6 23. b4 axb4 24. axb4 Rd7 25. b5 c5 26. dxc5 Bxc5 {0-1 Yermolinsky,A (2597)-Ivanchuk,V (2714) Hoogovens 5' blitz 1999 (8)}) 12... Ne4 ({RR} 12... Re8 13. Bg3 Bf8 14. Ne5 Nxe5 15. Bxe5 Nd7 16. Bg3 Nb6 17. Rfe1 Bd6 18. b3 Bxg3 19. hxg3 a5 20. Na4 Nxa4 21. bxa4 h5 22. Rb1 Rb8 23. Rb2 h4 24. gxh4 Qxh4 25. Reb1 Re7 26. Rb5 cxb5 27. Rxb5 {0-1 Senft,S (2054)-Vila Dupla,A (2042) Titled Tue 9th Apr Early 2024 (4)}) 13. Bxe7 $146 ({RR} 13. Nxe4 Bxh4 14. Nxh4 Qxh4 15. Nc5 Nxc5 16. Rxc5 f5 17. g3 Qg4 18. Qd1 Qg6 19. Qf3 Rae8 20. b4 a6 21. a4 Re4 22. Kh1 f4 23. gxf4 Rf5 24. Rg1 Qf6 25. Rc2 Re7 26. Qg3 Qe6 27. Qf3 Kf8 {1-0 Cardozo,M (1848)-Achutti,A (2091) Sao Paulo Carnaval op 2018 (5)}) 13... Qxe7 14. a3 a5 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "24"]
[White "Fernandes, Felipe Gambini"]
[Black "Silveira, Rogerio Zanon Da"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1852"]
[BlackElo "1999"]
[Annotator "Chessbase"]
[PlyCount "116"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Nf6 6. Bg5 Nbd7 7. e3 Be7 8. Bd3 h6 9. Bh4 O-O 10. Nf3 Re8 11. O-O Nf8 12. Rab1 Nh5 13. Bxe7 Qxe7 14. b4 a6 15. a4 Nf6 ({RR} 15... Bg4 16. Ne5 Be6 17. b5 axb5 18. axb5 f6 19. Ng6 Nxg6 20. Bxg6 Bf7 21. bxc6 bxc6 22. Bxf7+ Qxf7 23. g4 f5 24. gxh5 Qxh5 25. Ne2 Re6 26. Ng3 Rg6 27. Rb6 Rc8 28. Rc1 Qh3 29. Kh1 h5 30. Rb7 {0-1 Esmeraldas Huachi,A (2140)-Dubnevych,M (2294) Titled Tue 14th May Late 2024 (10)}) 16. b5 axb5 17. axb5 Be6 $146 ({RR} 17... cxb5 18. Rxb5 Rd8 19. Rfb1 Ne6 20. Ne5 Nc7 21. Rb6 Rd6 22. Na4 Rd8 23. Nc5 Rd6 24. Rxd6 Qxd6 25. Nxb7 Qe7 26. Nc5 Nce8 27. Qb2 Nd6 28. Ra1 Rxa1+ 29. Qxa1 Qc7 30. Qa8 g6 31. h3 Kg7 32. Qc6 {1-0 Heuser,P (2116)-Wild,G (2044) Verbandsliga Nord Baden 0708 2007 (3.6)}) ({RR} 17... c5 18. dxc5 Qxc5 19. Rfc1 Bg4 20. Ne2 Qxc2 21. Bxc2 Ne6 22. Ned4 Bxf3 23. Nxf3 Red8 24. Bf5 Kf8 25. Kf1 Rdc8 26. Ne5 Ke7 27. f3 g6 28. Bxe6 Kxe6 29. Nd3 Kd6 30. Rd1 Ra3 31. Ke2 Rc2+ 32. Rd2 {0-1 Bauer,N (2200)-Perk,W Mecklenburg VP LL1 9697 1996 (1)}) ({RR} 17... Ne4 18. Ne2 c5 19. dxc5 Nxc5 20. Rfc1 b6 21. Nfd4 Nfe6 22. Nxe6 Bxe6 23. Nd4 Qf6 24. Qd1 Ra2 25. Rc2 Rea8 26. Rbc1 g6 27. Rxa2 Rxa2 28. Rc2 Ra8 29. Rc1 Ra2 30. Rc2 Ra8 31. Rc1 Kg7 32. h3 {1-0 Melian,J (2310)-Dehtiarov,R (2300) Titled Tue 14th Feb Early 2023 (9)}) 18. bxc6 bxc6 19. Na4 N8d7 20. Rfc1 Rec8 21. Nb6 Nxb6 22. Rxb6 c5 23. dxc5 Nd7 24. Rb5 Nb8 25. Rbb1 Nc6 26. Nd4 Bd7 27. Nxc6 Bxc6 28. Bb5 Qd7 29. Bxc6 Rxc6 30. Rb6 Rxb6 31. cxb6 Qb7 32. Qc7 Qxc7 33. bxc7 Rc8 34. Kf1 Kf8 35. Ke2 Ke7 36. Kd3 Kd7 37. Kd4 Ra8 38. Kxd5 Kc8 39. Rc2 Ra6 40. e4 Rg6 41. f4 Ra6 42. e5 Rb6 43. f5 Ra6 44. g4 Ra4 45. e6 fxe6+ 46. fxe6 Ra1 47. Rc3 Rd1+ 48. Ke5 Re1+ 49. Kf5 Rf1+ 50. Ke5 Re1+ 51. Kd6 Rd1+ 52. Ke7 Rf1 53. Ke8 Rf4 54. h3 g6 55. Ke7 h5 56. gxh5 gxh5 57. Rc5 h4 58. Kd6 Rf3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "39"]
[White "Dos Santos, Thiago L Verbicario"]
[Black "Gomes, Carlos"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1897"]
[BlackElo "1695"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 c6 6. Nf3 Nbd7 7. cxd5 exd5 8. Qc2 h6 9. Bf4 Bb4 ({RR} 9... O-O 10. h3 Ne4 11. Bd3 Ndf6 12. O-O Bf5 13. Ne5 Bh7 14. f3 Nxc3 15. Bxh7+ Nxh7 16. bxc3 c5 17. Rab1 b6 18. e4 Rc8 19. Qa4 Nf6 20. Nc6 Qd7 21. Nxe7+ Qxe7 22. e5 Nh5 23. Bh2 cxd4 24. cxd4 {1-0 Firouzja,A (2785)-Andreikin,D (2729) Titled Tue 18th Oct Late 2022 (8)}) ({RR} 9... Nh5 10. Bd3 Nxf4 11. exf4 Bd6 12. Ne5 Qf6 13. g3 Nb6 14. O-O O-O 15. Rfe1 g6 16. Nd1 Bh3 17. Ne3 Rac8 18. Qe2 c5 19. N3g4 Qg7 20. f3 Bxg4 21. fxg4 Rfe8 22. Qf2 cxd4 23. b3 Bxe5 24. fxe5 {1-0 Moskalenko,V (2416)-Alfaro Rojas,A (2301) TCh-CAT Gp1 2024 (1.4)}) 10. h3 $146 ({RR} 10. Bd3 Qe7 11. a3 Bd6 12. Bxd6 Qxd6 13. O-O O-O 14. Rfe1 Nb6 15. h3 Be6 16. Nh4 Rfe8 17. Ne2 Ne4 18. Rf1 Bd7 19. Rae1 Qf6 20. Nf3 Bxh3 21. Nf4 Bf5 22. Nh5 Qg6 23. Nf4 Qf6 24. Nh5 Qd6 {0-1 Laabs,F (1361)-Rollwitz,J (1940) Kreuzberg 2000 (4)}) ({RR} 10. Bd3 Nh5 11. Be5 Nxe5 12. Nxe5 Nf6 13. O-O O-O {½-½ Tibensky,R (2400)-Petran,P (2335) Tatran Cup 36th 1988 (5)}) ({RR} 10. Bd3 Qe7 11. O-O Bd6 12. Bxd6 Qxd6 13. Rab1 O-O 14. b4 b5 15. a4 a6 16. a5 Re8 17. Rfc1 Nf8 18. Ne2 Bd7 19. Ne5 Rxe5 20. dxe5 Qxe5 21. Nd4 Rc8 22. Qb2 Qh5 23. Be2 Qg6 24. Qc2 Qg5 {1-0 Gamer,T (2246)-Niedermaier,H Untergrombach op 20th 2003 (2.12)}) 10... Ne4 11. Bd3 Ndf6 12. O-O Bxc3 13. bxc3 O-O 14. c4 Bf5 15. c5 Bh7 16. Rfb1 Qc8 17. Rb3 Nd7 18. Ne5 b5 19. cxb6 axb6 20. Qxc6 Qxc6 21. Nxc6 Nd2 22. Bxh7+ Kxh7 23. Rb5 g5 24. Bd6 Rfc8 25. Ne7 Rc2 26. Nxd5 Raxa2 27. Rxa2 Rc1+ 28. Kh2 Nf1+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "25"]
[White "Nascimento, Kaio Vinicius Da Trindade"]
[Black "Pimenta, Jeronimo Marques"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1693"]
[BlackElo "2047"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 c6 7. e3 Ne4 8. Bxe7 Kxe7 9. Nxe4 dxe4 10. Qxe4+ Be6 11. Ne2 ({RR} 11. Bc4 Qa5+ 12. Kf1 Nd7 13. Bxe6 fxe6 14. Ne2 Raf8 15. Nf4 Qb5+ 16. Kg1 Qxb2 17. Qxe6+ Kd8 18. Rf1 Rf6 19. Qc4 Nb6 20. Qb3 Qxb3 21. axb3 g5 22. Nd3 Nd5 23. Ra1 a6 24. h4 g4 25. g3 h5 {1-0 Banas,J (2390)-Szurovszky,E (2280) HUN-chT 9394 1993}) 11... Nd7 12. Nc3 Nf6 13. Qc2 Rc8 $146 ({RR} 13... Re8 14. Bd3 Kf8 15. O-O Rc8 16. Rad1 Qc7 17. Bf5 Qa5 18. Bxe6 Rxe6 19. Qa4 Qc7 20. d5 cxd5 21. Nxd5 Nxd5 22. Rxd5 Ra6 23. Qb4+ Qe7 24. Qg4 Qe6 25. Qxe6 fxe6 26. Rd7 Rb6 27. Rd2 Ke7 28. Rfd1 {1-0 Heiling,T (2262)-Mueller,M (2234) Hessenliga 0506 2005 (2.2)}) ({RR} 13... Qa5 14. Be2 Rhe8 15. O-O Kf8 16. e4 Kg8 17. e5 Nd5 18. a3 Qd8 19. Bf3 Nf4 20. Rad1 Qg5 21. Ne2 Rad8 22. Nxf4 Qxf4 23. Be4 h5 24. g3 Qg5 25. f4 Qg4 26. Bf3 Qh3 27. b4 h4 28. Qg2 {1-0 Munoz Moreno,F (2331)-Silva Martinez,F Malaga-ch 2004 (1.1)}) ({RR} 13... Re8 14. Bd3 Kf8 15. O-O Qc7 16. h3 Qd7 17. Kh2 h6 18. Ne2 Nh5 19. Qc5+ Kg8 20. Qxh5 Rac8 21. Nf4 Qc7 22. Kh1 Rcd8 23. Nxe6 Rxe6 24. Bc4 Rf6 25. f4 Rfd6 26. f5 Qe7 27. f6 gxf6 28. Qxh6 {1-0 Ton,N (2012)-Le,T (1859) VIE-chT (Women) 2013 (5)}) 14. Rd1 Qa5 15. Be2 Rhd8 16. O-O g6 17. e4 Kf8 18. Qd2 Ng8 19. Bf3 f6 20. Rfe1 b5 21. a3 Bb3 22. Rc1 Qb6 23. d5 Kg7 24. Ne2 cxd5 25. exd5 Rxc1 26. Rxc1 Ne7 27. Qb4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Tischler Lema Garcia, Maria Eduarda"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1777"]
[BlackElo "1511"]
[Annotator "Chessbase"]
[PlyCount "103"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. cxd5 exd5 8. e3 O-O 9. Bd3 c6 10. Qc2 Be6 11. O-O Nd7 12. b4 Rc8 ({RR} 12... Be7 13. Rab1 Nf6 14. Rfc1 Bd6 15. Na4 Qe7 16. Nc5 Rab8 17. b5 cxb5 18. Nxe6 Qxe6 19. Rxb5 Rfc8 20. Qb1 Rxc1+ 21. Qxc1 a6 22. Rb6 Bxh2+ 23. Nxh2 Qxb6 24. Nf3 Qc6 25. Qb1 Rc8 26. Qb3 b5 27. Ne5 {0-1 Jaramillo Rivadeneira,K (2003)-Loor Veliz,T (1632) Preinscritos IRT Online 2020 (11)}) 13. Rab1 a6 $146 ({RR} 13... Nb6 14. Nd2 a6 15. Rfc1 Qe7 16. Na4 Nxa4 17. Qxa4 Bg4 18. Nb3 Bg5 19. Re1 h5 20. Nc5 Qc7 21. Qc2 Be7 22. a4 Bd6 23. h3 Bd7 24. Rec1 Rfe8 25. Qe2 g6 26. Rc2 Re7 27. b5 axb5 28. axb5 {½-½ Bigge,M-Happel,H Ruhrgebiet VK3 9899 1998}) 14. Na4 Qc7 15. Rfc1 Rb8 16. Nc5 Nxc5 17. bxc5 Rfc8 18. Rb6 Qd7 19. Rcb1 Bd8 20. Ne5 Qc7 21. R1b2 Bf6 22. f4 Re8 23. Qb1 Bc8 24. Rxc6 Qe7 25. Rxa6 Bxe5 26. fxe5 f6 27. Rab6 fxe5 28. Rf2 exd4 29. exd4 Qe3 30. Qd1 Rf8 31. Qd2 Qe7 32. Rxf8+ Qxf8 33. Qf2 Qe8 34. Bg6 Qe7 35. Rb1 Bd7 36. Re1 Qf8 37. Qg3 Ra8 38. Rf1 Qe7 39. Bf7+ Kh8 40. Bxd5 Bb5 41. Rf7 Qg5 42. Qxg5 hxg5 43. Rf3 g6 44. Bxb7 Rxa2 45. Rc3 Ra1+ 46. Kf2 Ra2+ 47. Kg3 Ra4 48. d5 Ra7 49. c6 Kg7 50. d6 Kf7 51. d7 Ke7 52. Re3+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "22"]
[White "Okamura, Milton Kasuo"]
[Black "Nunes, Agatha Hurba"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2004"]
[BlackElo "1906"]
[Annotator "Chessbase"]
[PlyCount "120"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {ChessBase} d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Nbd7 7. Bd3 Be7 8. Qc2 O-O 9. Nge2 Re8 10. f3 Nf8 11. O-O Be6 12. Rae1 Rc8 13. Qd2 ({RR} 13. Kh1 N6d7 14. Bxe7 Qxe7 ({RR} 14... Rxe7 15. Nf4 Rc7 16. Qf2 Nf6 17. e4 dxe4 18. fxe4 Rcd7 19. d5 cxd5 20. Bb5 Rc7 21. exd5 Bd7 22. Be2 Rc8 23. Qxa7 b6 24. Qa6 Ne4 25. d6 Nxd6 26. Nfd5 Re5 27. Qxb6 Nf5 28. Qxd8 Rxd8 29. Bd3) 15. Nf4 ({RR} 15. Qd2 Nb6 16. b3 Rcd8 17. a4 Qb4 18. Ne4 Qxd2 19. Nxd2) ({RR} 15. Ng3 Nb6 16. Qf2 c5 17. a3 a6 18. f4 f6 19. e4 dxe4 20. Ncxe4 cxd4 21. Nh5 Qf7 22. Qh4 Bc4 23. Nd6 Qd7 24. Rxe8 Bxd3 25. Qg3 Bg6 26. Qb3+ Kh8 27. Nxc8 Qxe8 28. Nd6 Qd7 29. Qxb6 Bxh5) 15... Qd6 16. Qf2 ({RR} 16. Qd2 Rcd8 17. e4 dxe4 18. Nxe4 Qc7 19. Nh5 f6 20. Qb4 Bd5 21. Bc4 Re6 22. Bxd5 cxd5 23. Nc3 Nb6 24. Rxe6 Nxe6 25. Re1 Qf7 26. Ng3 Re8 27. Nf5 Nf4 28. Rxe8+ Qxe8 29. Qe7) 16... f6 ({RR} 16... Ng6 17. Nfe2 Qb4 18. Ng3 Nf6) 17. Nxe6 ({RR} 17. h4) 17... Nxe6 18. f4 Ndf8 ({RR} 18... b5) ({RR} 18... Rcd8) 19. e4 ({RR} 19. Kg1) ({RR} 19. a3) 19... dxe4 20. Nxe4 Qd5 ({RR} 20... Qxd4 21. Qxd4 Nxd4 22. Nd6 Rxe1 23. Rxe1 Rb8 ({RR} 23... Rd8 24. Bc4+) 24. Bc4+ Kh8 25. Nf7+ Kg8 26. Nd8+ Kh8 27. Re8) ({RR} 20... Qd7 21. f5 Nxd4 22. Bc4+ Kh8 23. Nc5 Qd6 24. Nxb7 Qb4) 21. Rd1 ({RR} 21. f5 Nxd4 22. Qg3 Rxe4 23. Bxe4) 21... f5 22. Nc3 Qxd4 23. Bxf5 Qxf2 24. Rxf2 Rcd8 25. Rxd8 Rxd8 26. g3 Kf7 27. Kg2 Nc5 {½-½ Carlsen,M (2770)-Ivanchuk,V (2746) Leon 22nd rapid 2009 (2.2)} ({RR} 27... Nd4 28. Rd2 Nfe6)) ({RR} 13. Nf4 h6 14. Bh4 c5 15. Qd2 cxd4 16. exd4 Ne4 17. fxe4 Bxh4 18. g3 dxe4 19. Bxe4 Bf6 20. Rd1 Bg4 21. Bf3 Bxf3 22. Rxf3 Ne6 23. Nxe6 Rxe6 24. Kg2 Rd6 25. Ne4 Rdc6 26. Nxf6+ Rxf6 27. Rxf6 Qxf6 {1-0 Caruana,F (2804)-Weishaeutel,M (2378) Titled Tue 26th Mar Late 2024 (2)}) 13... N6d7 $146 (13... N8d7) ({RR} 13... a6 14. a3 N6d7 15. Bxe7 Qxe7 16. Ng3 Qd6 17. Kh1 Rcd8 18. b4 b5 19. e4 dxe4 20. Ngxe4 Qc7 21. Nc5 Nxc5 22. dxc5 Rxd3 23. Qxd3 Bc4 24. Qc2 Bxf1 25. Rxf1 Re3 26. Qc1 Qe5 27. Ne4 Rd3 28. h3 {½-½ Zhigalko,A (2590)-Fedorovsky,M (2395) EU-ch 13th Plovdiv 2012 (5)}) ({RR} 13... h6 14. Bf4 Nh5 15. Be5 Nd7 16. g4 Nhf6 17. Bg3 c5 18. Bb1 Nb6 19. b3 c4 20. Qc2 cxb3 21. axb3 Bb4 22. Qd3 Rc6 23. Rc1 Ba3 24. Rc2 a6 25. Nf4 Qe7 26. Rg2 Kf8 27. h4 Bb4 28. Na2 {0-1 Cruz,W (2217)-Rodrigues,E (2303) Pocos de Caldas op 2014 (2)}) ({RR} 13... a6 14. a3 Rc7 15. Bb1 Bc8 16. b4 b5 17. Bf4 Ra7 18. Rc1 Be6 19. Nd1 Qa8 20. Nf2 N6d7 21. Nd3 Nb6 22. Nc5 Nc4 23. Qd3 a5 24. Bg3 axb4 25. axb4 g6 26. e4 Ra1 27. Nf4 Bg5 28. Rc3 {1-0 Amoyal,P (2171)-Saada,J (2247) FRA-chT1A 0607 2006 (6.6)}) 14. Bxe7 Rxe7 15. Nf4 Nb6 16. Qf2 Qd7 17. g4 Nc4 18. Bxc4 dxc4 19. e4 Qc7 20. Qe3 f6 21. Rd1 Bf7 22. Nce2 b5 23. a3 a5 24. Ng3 Rd7 25. Rc1 Rcd8 26. Rfd1 Qb6 27. Nge2 b4 28. axb4 axb4 29. Rd2 Ra8 30. Kf2 Ra2 31. d5 Qxe3+ 32. Kxe3 g5 33. Nh5 Bxh5 34. gxh5 cxd5 35. Rxd5 Rxb2 36. Rxc4 Ra7 37. Rd3 Raa2 38. Ng3 Ra3 39. Nf5 Rbb3 40. Rxb3 Rxb3+ 41. Kf2 Ne6 42. h4 Rb2+ 43. Ke3 gxh4 44. Nxh4 b3 45. Rb4 Rh2 46. Nf5 b2 47. h6 Ng5 48. Rb8+ Kf7 49. Rb7+ Ke8 50. Nd6+ Kd8 51. Nc4 Rxh6 52. Rxb2 Rh3 53. Nd2 Ke7 54. Rb5 h6 55. Rf5 Rh1 56. Nc4 Rc1 57. Nb6 Rc6 58. Nd5+ Kf7 59. Kf2 Kg7 60. Kg3 Nf7 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.2"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Lujan, Carolina"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2560"]
[BlackElo "2262"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "66"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,66,16,16,16,-20,-20,-11,7,15,22,-1,16,10,21,22,22,-5,17,23,29,27,27,9,16,9,28,15,52,12,25,9,9,4,13,6,39,25,25,35,11,40,8,8,8,0,0,0,0,0,-27,-27,-5,-27,28,162,77,59,377,403,433,685,685,685,685,685,1061,1061,29983]} 1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 Nf6 5. g3 ({Relevant:} 5. cxd5 exd5 6. Bf4 c6 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rab1 a5 13. a3 Nbd7 14. Qc2 Rfe8 15. Rfc1 Ne4 16. Nxe4 Rxe4 17. b4 axb4 18. axb4 Ree8 19. b5 Rec8 20. bxc6 bxc6 21. h3 c5 22. dxc5 Rxc5 23. Qd2 Nf6 24. Rxc5 Qxc5 25. Rc1 Qd6 26. Qc2 g6 27. Nd4 Ne4 28. Ne2 h5 29. Nf4 Qe5 30. Rd1 Nf6 31. Qd2 Rd8 32. Qd4 Qf5 33. Nd3 Rc8 34. Qe5 Qxe5 {½-½ Giri,A (2745)-Gukesh,D (2764) Warsaw Superbet Blitz 2024 (9)}) 5... Bd6 6. Bg2 O-O 7. O-O Nc6 8. b3 dxc4 9. bxc4 e5 10. d5 {10.d5 has become a bit dusty these days.} Na5 11. Nd2 b6 12. Qc2 {[#]} a6 $146 ({RR} 12... Bd7 13. Qd3 Nb7 14. e4 Nc5 15. Qe2 Re8 16. Nb3 Qe7 17. Be3 a6 18. h3 Reb8 19. Nxc5 Bxc5 20. a4 Ne8 21. Rfc1 Bxe3 22. Qxe3 Qc5 23. Nd1 Nd6 24. Qc3 Rf8 25. Nb2 Rae8 26. Nd3 Qd4 27. Qxd4 {½-½ Herega,N (2185)-Martinkus,R (2033) EU-ch 22nd Terme Catez 2022 (11)}) ({RR} 12... Ba6 13. Nb5 Bxb5 14. cxb5 a6 15. bxa6 Rxa6 16. Rd1 Qe7 17. Nf3 Nb7 18. Nh4 Qd7 19. Nf5 Qa4 20. Rd2 Qxc2 21. Rxc2 Nc5 22. Nxd6 cxd6 23. Rb1 Nfd7 24. g4 Re8 25. Rb4 Rea8 26. a3 Ra5 27. h3 {½-½ Torres Rosas,L (2313)-Gracia Alvarez,G (2233) LXIX Mexican Open 2024 (9.10)}) ({Predecessor:} 12... Re8 13. Nd1 Nb7 14. Ne3 a5 15. Nb1 Ng4 16. Nxg4 Bxg4 17. h3 Bd7 18. e4 Qc8 19. Kh2 f5 20. Nc3 Nc5 21. Qe2 f4 22. g4 Qd8 23. Bf3 Qh4 24. Kg2 a4 25. Bd2 Qe7 26. Rh1 Qh4 27. Nb5 Bxb5 28. cxb5 Nd7 29. Rac1 Nf8 30. Rc6 Ng6 31. Qc4 Qe7 32. Bd1 f3+ 33. Kxf3 Rf8+ 34. Kg2 Rf7 35. Be3 a3 36. g5 Nf4+ 37. Bxf4 Rxf4 38. gxh6 Raf8 {0-1 Goganov,A (2534)-Grachev,B (2593) RUS Cup final 2022 (4.1)}) 13. Bb2 Bd7 14. Nd1 Rc8 15. Nb3 Nb7 16. Ne3 Re8 17. Nf5 Bf8 18. f4 Ng4 $6 {Inaccuracy. Bxf5 was best.} (18... Bxf5 19. Qxf5 Nd6 20. Qc2 Ng4 21. fxe5 Nxe5 22. Rf4 Qg5 23. Nd2 h5 24. Bh3) 19. fxe5 Nxe5 $4 {Blunder. Rxe5 was best.} (19... Rxe5) 20. Nxh6+ gxh6 21. Rxf7 Kxf7 22. Qh7+ Bg7 23. Rf1+ Qf6 24. Rxf6+ Kxf6 25. Be4 $4 {Blunder. Nd4 was best.} (25. Nd4 Rh8 26. Qb1 Rce8 27. Ne6 Bxe6 28. dxe6 Nc5 29. Bxe5+ Kxe5 30. Qb2+ Kd6) 25... Kf7 26. Bg6+ Kf6 $4 {Blunder. Kf8 was best.} (26... Kf8 27. Kh1 Re7 28. Bf5 Rce8 29. Bxd7 Nxd7 30. Bxg7+ Rxg7 31. Qxh6 Nd6 32. Nd4) 27. Nd2 Nd6 28. Bd3 $4 {Blunder. Ne4+ was best.} (28. Ne4+ Nxe4 29. Bxe4 Rg8 30. Qg6+ Ke7 31. Ba3+ c5 32. dxc6+ Kd8 33. Qh7 Be6) 28... Kf7 $4 {Blunder. Nf5 was best.} (28... Nf5 29. Ne4+ Ke7 30. Nd6 Kxd6 31. Bxf5 Bxf5 32. Qxg7 Nxc4 33. Qf6+ Be6 34. dxe6) 29. Nf3 Nxf3+ 30. exf3 Rg8 31. Bg6+ Ke7 32. Bxg7 Nf7 33. Bxf7 Kxf7 {[PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Quintiliano, Renato R."]
[Black "Pires, Marcos Vinicius Tor"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2499"]
[BlackElo "2212"]
[Annotator "Chessbase"]
[PlyCount "67"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 Bd6 9. h3 c6 10. Bf4 Qc7 11. Qd2 Nh5 12. Bxd6 Qxd6 13. O-O O-O 14. Qc2 g6 15. Na4 Ng7 $146 ({RR} 15... a5 16. Rfc1 Ng7 17. Nc5 Ra7 18. a4 Bf5 19. Ra3 Bxd3 20. Rxd3 Ne6 21. Nxd7 Qxd7 22. Rb3 Qc7 23. Ne1 {½-½ Efremov,V (2267)-Babakekhyan,A (2221) TCh-RUS HL 2024 (3.10)}) 16. Nc5 Rab8 17. b4 Bf5 18. a4 Rfc8 19. Rfc1 Qe7 20. Rab1 Nb6 21. b5 cxb5 22. axb5 a5 23. Bxf5 Nxf5 24. Qa2 Ra8 25. Na4 Nxa4 26. Qxa4 Rxc1+ 27. Rxc1 Qb4 28. Qxb4 axb4 29. Rb1 Nd6 30. Rxb4 Ra1+ 31. Kh2 Ra2 32. Kg1 Ra1+ 33. Kh2 Ra2 34. Kg1 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "32"]
[White "Garcia, Erich Douglas Ribeiro"]
[Black "De Sa, Miguel Melro Franco Braga"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1675"]
[BlackElo "1813"]
[Annotator "Chessbase"]
[PlyCount "61"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. a3 Be7 5. c5 b6 6. b4 O-O 7. Nf3 a5 8. Bf4 c6 9. h3 Nbd7 10. e3 Ba6 $146 ({RR} 10... axb4 11. axb4 Rxa1 12. Qxa1 bxc5 13. bxc5 Bb7 14. Bd3 Qa8 15. Qb2 Ba6 16. Bc2 Qb7 17. Qxb7 Bxb7 18. Kd2 Ra8 19. Rb1 Bc8 20. Ne1 Bd8 21. Nd3 Ba5 22. Nb4 Bxb4 23. Rxb4 Ra7 24. f3 h6 25. Na4 {½-½ Brizuela Abreu,R (2310)-Mendoza,D (2147) Caracas Sunaval 2nd 2015 (9)}) 11. Bxa6 Rxa6 12. O-O b5 13. Re1 Qa8 14. Nd2 h6 15. f3 Nh5 16. Bh2 Bh4 17. Rf1 Ng3 18. Bxg3 Bxg3 19. Nb3 Bc7 20. Ne2 e5 21. Qb1 f5 22. dxe5 Nxe5 23. Ned4 Qc8 24. Rd1 Nc4 25. Kf2 axb4 26. axb4 Rxa1 27. Qxa1 Qe8 28. Re1 Qg6 29. f4 Bd8 30. Kg1 Bh4 31. Re2 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "35"]
[White "Oliveira, Olavo Tadeu Carvalho"]
[Black "Dos Santos, Gilvan Nobrega"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "1751"]
[BlackElo "1898"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. e3 O-O 9. Qb3 Bxc3+ 10. bxc3 c6 11. Bd3 Nd7 12. O-O Re8 $146 ({RR} 12... Qe7 13. Rae1 Nf6 14. Nd2 Ne4 15. Qc2 f5 16. f3 Nd6 17. e4 fxe4 18. fxe4 Rxf1+ 19. Rxf1 dxe4 20. Nxe4 Nxe4 21. Bxe4 Be6 22. Qe2 Re8 23. Bg6 Bd5 24. Qf2 Rd8 25. Bb1 Rd6 26. Qf5 g6 27. Qh3 {0-1 Koch-Muller,O (2054)-Liu,C (2307) Fredericia IM 2024 (5.5)}) ({RR} 12... Rb8 13. Qa3 a6 14. Rab1 Re8 15. c4 dxc4 16. Bxc4 Qg6 17. Qb3 Rf8 18. Kh1 b5 19. Bd3 Qd6 20. Qc2 c5 21. Rfd1 c4 22. Bf5 Nb6 23. Ne5 g6 24. Be4 Bb7 25. f4 Bxe4 26. Qxe4 Qd5 27. Qc2 {1-0 Tobares,L (2189)-Sekar,B (2333) Titled Tue 7th Feb Early 2023 (4)}) 13. Rfd1 Rb8 14. Qa3 a6 15. c4 dxc4 16. Bxc4 Nb6 17. Bd3 Bf5 18. Rab1 Bxd3 19. Qxd3 Nd5 20. Rdc1 Qe6 21. Qc4 Qe7 22. Ne5 f6 23. Nd3 Kh8 24. Qc5 Qe4 25. Qc2 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "41"]
[White "Ramos, Angelo Bil"]
[Black "Garcia, Erich Douglas Ribeiro"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "1957"]
[BlackElo "1675"]
[Annotator "Chessbase"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. Nc3 Nf6 6. Nf3 Be7 7. Bd3 O-O 8. O-O Nc6 9. a3 dxc4 10. Bxc4 Nd5 11. Ne4 ({RR} 11. Bxd5 exd5 12. Qb3 Bf6 13. Nxd5 Nxd4 14. Nxf6+ Qxf6 15. Nxd4 Qxd4 16. Be3 Qe4 17. Rac1 Be6 18. Qc2 Bd5 19. Qxe4 Bxe4 20. Rfd1 Bc6 21. Bc5 Rfe8 22. Re1 a5 23. f3 f6 24. Kf2 Kf7 25. Rxe8 Rxe8 {½-½ Horvath,D (2501)-Esipenko,A (2680) TCh-AUT 2022-23 (3.6)}) 11... a6 $146 ({RR} 11... h6 12. Ba2 b6 13. Qd3 a5 14. Qc2 Bd7 15. Nc3 Nxc3 16. bxc3 Rc8 17. Bf4 b5 18. Qd3 h5 19. Rad1 Qb6 20. Ng5 Bxg5 21. Bxg5 Qc7 22. Qf3 Qd6 23. Qxh5 Qxa3 24. Bf6 Ne7 25. Rd3 Rxc3 26. Rxc3 {1-0 Gonda,L (2317)-Majeric,Z (2302) Tapolca Evadnyito op 2003 (7)}) ({RR} 11... b6 12. Qc2 Nf6 13. Bd3 Nxd4 14. Nxf6+ Bxf6 15. Nxd4 Qxd4 16. Bxh7+ Kh8 17. Rd1 Qe5 18. Be4 Rb8 19. Qd3 Qh5 20. Bf4 e5 21. Bf3 Bg4 22. Bxg4 Qxg4 23. Bg3 Rbd8 24. Qc2 Rc8 25. Qb3 Rfd8 26. Re1 {1-0 Nusch,P-Maux,M Liechtenstein op 13th 1995 (5)}) ({RR} 11... f5 12. Nc5 b6 13. Nd3 Bf6 14. Nde5 Nce7 15. Re1 Rb8 16. Qe2 f4 17. Bd2 Rb7 18. b4 Rc7 19. b5 Bxe5 20. dxe5 Bb7 21. Rac1 Rd7 22. Bb4 Rf5 23. Bd6 Ng6 24. Bd3 Rdf7 25. Be4 Rh5 26. Rc6 {1-0 Christensen,L (2162)-Taksrud,V (1979) Helsingor Xtracon op 2016 (8)}) 12. Ba2 b5 13. Re1 Bb7 14. Nc5 Rb8 15. Nxb7 Rxb7 16. Qd3 h6 17. Bb1 Nf6 18. Be3 Bd6 19. h3 Ne7 20. Nd2 Ned5 21. Ne4 Rb8 22. Bc2 Nxe4 23. Qxe4 Nf6 24. Qd3 Rc8 25. Rad1 Bb8 26. Bb1 Qd5 27. Qd2 Qh5 28. Bf4 Bxf4 29. Qxf4 Qd5 30. Re5 Qd6 31. Qg3 Rc7 32. Qf3 Rfc8 33. g4 Rc1 34. Ree1 Rxd1 35. Rxd1 Qd5 36. Qe2 Rd8 37. f4 g6 38. Bc2 Kg7 39. Kh2 Rc8 40. Rd2 a5 41. Qe5 Qxe5 42. dxe5 Nd5 43. f5 Ne3 44. f6+ Kf8 45. Bb3 Nf1+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "12"]
[White "Silva, Caio Henrique Angelico"]
[Black "Nascimento, Luiz Eduardo Da Trindade"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2122"]
[BlackElo "1872"]
[Annotator "Chessbase"]
[PlyCount "36"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Bb4 6. Qb3 Qe7 ({RR} 6... a5 7. a3 Bxc3+ 8. Qxc3 Ne4 9. Qc2 Nd7 10. Bd3 f5 11. O-O O-O 12. Ne1 Ndf6 13. f3 Nd6 14. Bd2 Kh8 15. b4 a4 16. c5 Nb5 17. Be2 Bd7 18. Nd3 Be8 19. Nb2 Bg6 20. Nxa4 f4 21. Qb3 {½-½ Mascarinas,R (2440)-Handoko,E (2390) Asia-chT fin 09th 1991 (2)}) ({RR} 6... Bxc3+ 7. bxc3 O-O 8. Bd3 Nbd7 9. O-O Re8 10. cxd5 exd5 11. c4 Nb6 12. cxd5 cxd5 13. a4 Nbd7 14. a5 Nf8 15. Ba3 Ne6 16. Rfc1 Ne4 17. Ne5 Qh4 18. Ra2 Nf6 19. Rac2 Ng5 20. f4 Ne6 21. Bb5 {1-0 Derakhshani,B (2355)-Fellowes,B (1969) British Rapidplay 2024 (4.11)}) 7. Bd2 a5 $146 ({RR} 7... Nbd7 8. Bd3 O-O 9. O-O dxc4 10. Bxc4 Nb6 11. Bd3 Bd7 12. e4 h6 13. a3 Bxc3 14. bxc3 Rac8 15. e5 Ne8 16. c4 Rc7 17. Bb4 c5 18. dxc5 Ba4 19. cxb6 Bxb3 20. Bxe7 Rxe7 21. bxa7 Nc7 22. Rab1 {1-0 Phenn,U (1908)-Kurz,L (1632) Nuremberg Zabo op 10th 2008 (3)}) ({RR} 7... O-O 8. Be2 Re8 9. O-O Nbd7 10. a3 Bd6 11. Rfd1 Ne4 12. Be1 f5 13. Rac1 Ndf6 14. Bf1 Kh8 15. Ne2 g5 16. Ne5 Nd7 17. Nxd7 Qxd7 18. Nc3 Nxc3 19. bxc3 Rg8 20. cxd5 exd5 21. c4 Qf7 22. cxd5 {1-0 Merva,F (2045)-Puobis,J (1856) SVK-chT4 A22 1415 2014 (4.6)}) ({RR} 7... Nbd7 8. Rc1 Bd6 9. Be2 O-O 10. h3 Ne4 11. Qc2 f5 12. Bd3 a6 13. a3 g5 14. Ne2 Qf6 15. Bc3 Rf7 16. Neg1 h6 17. Ke2 g4 18. Bxe4 fxe4 19. hxg4 exf3+ 20. Nxf3 Rg7 21. Ne5 Nxe5 22. dxe5 {½-½ Just,F (2019)-Spoden,K (1835) MVP-ch Seniors op 15th 2015 (8.13)}) 8. Be2 Bxc3 9. bxc3 O-O 10. a4 Ne4 11. Bc1 Re8 12. O-O Nd7 13. Ba3 Qd8 14. cxd5 exd5 15. c4 Ndf6 16. cxd5 Nxd5 17. Ra2 Rb8 18. Ne5 Be6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Silva, Clara De Oliveira"]
[Black "Santana, Leandro Aurelio Da"]
[Result "1/2-1/2"]
[ECO "D45"]
[BlackElo "1845"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 c6 5. Nc3 Nbd7 6. cxd5 cxd5 7. Bd3 b6 ({RR} 7... Bd6 8. O-O O-O 9. Bd2 a6 10. Rc1 h6 11. Re1 b5 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Rb8 15. Bb1 Bb7 16. Ne5 Rc8 17. Rxc8 Qxc8 18. Bxh6 Bxe5 19. dxe5 gxh6 20. Qg4+ Kh8 21. Qf4 Kg7 22. Qg3+ {½-½ Navara,D (2689)-Yu Yangyi (2735) 56th Biel GM Rapid 2023 (6.4)}) ({RR} 7... a6 8. O-O Bd6 9. Qe2 b5 10. e4 dxe4 11. Nxe4 Be7 12. a4 bxa4 13. Bg5 Bb7 14. Rxa4 Nb6 15. Raa1 Nxe4 16. Bxe7 Qxe7 17. Bxe4 O-O 18. Ra5 Bxe4 19. Qxe4 Nc4 20. Rc5 Nxb2 21. Qc2 Rab8 22. Rb1 {½-½ Galyas,M (2423)-Shivakumar,S (2307) 1000GM Winter GM 2 2024 (5.6)}) 8. O-O Bb7 9. b3 $146 ({RR} 9. Bd2 Rc8 10. Rc1 Bd6 11. Bb1 O-O 12. Qe2 Ne4 13. Nb5 Bb8 14. Rxc8 Qxc8 15. Bb4 Re8 16. Bxe4 dxe4 17. Nd2 Bd5 18. Nc3 Nf6 19. f4 exf3 20. gxf3 Bb7 21. a4 a5 22. Ba3 Ba6 23. Nb5 e5 {½-½ Jevtic,M (2167)-Matejic,D (1918) SRB Central-ch 2008 (6)}) 9... Rc8 10. Bb2 Ne4 11. Ne2 Bd6 12. Ng3 Ndf6 13. Ne5 O-O 14. f4 Nxg3 15. hxg3 Ne4 16. Bxe4 dxe4 17. Qg4 Rc2 18. Rab1 Qe7 19. d5 Bxe5 20. Bxe5 f6 21. d6 Qd7 22. Bd4 Qxd6 23. Rfd1 Qc6 24. Bb2 Ba6 25. Rdc1 Rxc1+ 26. Rxc1 Qd6 27. Rd1 Qc6 28. Rc1 Qd6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.6"]
[Board "6"]
[White "Matsuura, Everaldo"]
[Black "Rangel, Daniel"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2358"]
[BlackElo "2198"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "65"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,65,27,-13,-1,10,-9,0,0,0,57,52,55,22,15,9,17,15,16,15,9,9,8,7,24,30,34,35,17,24,25,18,17,11,52,54,49,62,62,56,61,49,58,49,94,101,134,134,112,130,123,123,130,122,127,174,358,592,592,287,266,272,300,541,687,911,1409,796] [PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} 1. c4 {Marin,Mihail} Nf6 2. Nf3 e6 3. Nc3 d5 4. d4 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 ({RR} 8... a6 9. O-O e5 10. cxd5 cxd5 11. dxe5 Nxe5) 9. O-O Bb7 10. Bb2 h6 ({RR} 10... Re8 11. Rad1 Qe7 12. Rfe1 Rac8 ({RR} 12... Rad8 13. Bd3 ({RR} 13. e4 Nxe4 14. Nxe4 dxe4 15. Qxe4 Bb4 16. Rf1 Nf6 ({RR} 16... f5 17. Qc2 Bd6 18. c5 bxc5 19. dxc5 Bxc5 20. Bc4 Kh8 21. Rde1 Nf8 22. Re2) 17. Qh4 Ba3 18. Ba1 c5) 13... e5 ({RR} 13... h6 14. e4 dxe4 15. Nxe4 Nxe4 16. Rxe4 Nf6 17. Re2 Qf8 18. Ne5 c5 19. Red2) ({RR} 13... c5 14. cxd5 exd5 15. Bf5 Nf8 16. Ne2 Ne4 17. dxc5 bxc5 18. Ng3 Ng5 19. Bg4 Bxg3 20. hxg3 Ne4 21. Nd2 Nxd2 22. Qxd2 Qg5 23. Bf3 Ne6 24. Qa5 Rd7 25. Ba3 Qd8 26. Qxd8 Rexd8 27. Bg4 Rc7 28. Rc1) 14. cxd5 cxd5 ({RR} 14... e4 15. Nxe4 Nxe4 16. dxc6 Rc8 17. Bxe4) 15. dxe5 Nxe5 16. Nd4) 13. Bd3 e5 ({RR} 13... c5 14. cxd5 exd5 15. dxc5 bxc5 16. Bf5) 14. e4 ({RR} 14. cxd5 e4) 14... dxc4 ({RR} 14... dxe4 15. Nxe4 Nxe4 16. Bxe4) ({RR} 14... exd4 15. exd5 Bxh2+ 16. Kh1 ({RR} 16. Kxh2 Qd6+ 17. Kg1 dxc3) ({RR} 16. Kf1) 16... Be5 17. Nxd4) 15. Bxc4 b5 16. Bf1 g6 ({RR} 16... Rcd8 17. dxe5 Nxe5 18. Nd4 Bc8) 17. Qd2 Rcd8 18. Qg5 a6 19. h3 exd4 ({RR} 19... Bc7 20. a4) 20. Nxd4 Qe5 21. Qxe5 Nxe5 22. Nc2 ({RR} 22. f4 Bc5) 22... g5 23. Bc1 h6 24. Be3 c5 ({RR} 24... b4 25. Na4 Nxe4 26. Bb6) 25. f3 {1-0 Kramnik,V (2743)-Topalov,V (2813) World-ch Kramnik-Topalov playoff +2-1=1 rapid 2006 (2)}) ({Relevant:} 10... Qe7 11. Rad1 Rad8 12. Rfe1 Rfe8 13. Bf1 e5 14. dxe5 Nxe5 15. Nd4 dxc4 16. Nf5 Qe6 17. Nxd6 Rxd6 18. Rxd6 Qxd6 19. Rd1 cxb3 20. axb3 Qe7 21. Ne4 Nxe4 22. Qxe4 f6 23. Bxe5 Qxe5 24. Qxe5 fxe5 25. Rd7 Rb8 26. Bc4+ Kh8 27. b4 a5 28. bxa5 bxa5 29. Re7 a4 30. Rxe5 a3 31. Ba2 g6 32. h4 Rd8 33. Re7 Rd1+ 34. Kh2 Rd2 35. Bb3 a2 36. Bxa2 Rxa2 37. Rxb7 Rxf2 38. Kg3 Rf6 39. e4 Kg8 40. Rc7 {½-½ Giri,A (2745)-Firouzja,A (2737) Bucharest Superbet Classic 4th 2024 (5)}) 11. Rad1 {[#]} a6 $146 ({RR} 11... Qe7 12. Rfe1 Rad8 13. Bd3 Rfe8 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Nf6 17. Bd3 c5 18. d5 Qf8 19. Nh4 e5 20. Nf3 Nd7 21. Bf5 Bc8 22. h3 Re7 23. Bxd7 Bxd7 24. Bxe5 Bxe5 25. Rxe5 Rde8 26. Rde1 {1-0 Iturrizaga Bonelli,E (2611)-Moreno Trujillo,A (2449) Jaen op 21st rapid 2011 (8)}) ({RR} 11... Qe7 12. Rfe1 Rfe8 13. Bf1 Rad8 14. e4 dxe4 15. Nxe4 Nxe4 16. Qxe4 Nf6 17. Qh4 Nh7 18. Qxe7 Bxe7 19. Ne5 c5 20. dxc5 Bxc5 21. a3 Nf6 22. b4 Be7 23. g3 Rc8 24. Bg2 Bxg2 25. Kxg2 a6 26. Bd4 {½-½ Lim,Z (2248)-Badacsonyi,F (2145) Southend Masters 2024 (1.12)}) ({RR} 11... Qe7 12. e4 Nxe4 13. Nxe4 dxe4 14. Qxe4 Nf6 15. Qe3 c5 16. Ne5 Qc7 17. h3 Rfe8 18. dxc5 Bxc5 19. Bd4 Bd6 20. Rfe1 Bb4 21. Rf1 Bd6 22. Rfe1 Bb4 23. Rf1 Bd6 {½-½ Rustemov,A (2495)-Shcherbakov,R (2565) Polanica Zdroj op 1996 (6)}) ({RR} 11... Qc7 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 c5 15. Qg4 Nf6 16. Qh3 Qe7 17. Bd3 Nh7 18. Rfe1 Ng5 19. Nxg5 Qxg5 20. Be4 Bxe4 21. Rxe4 Qf5 22. Qe3 Qh5 {½-½ Michenka,J (2357)-Motycakova,M (2132) SVK-chT1E 1213 2012 (4.3)}) ({Predecessor:} 11... Qe7 12. Rfe1 Rfe8 13. e4 Nxe4 14. Nxe4 dxe4 15. Qxe4 Nf6 16. Qh4 Bb4 17. Nd2 Rad8 18. Bf3 Rd7 19. Re3 Red8 20. Rd3 Nh7 21. Qxe7 Bxe7 22. Be2 c5 23. Nf3 Bxf3 24. Bxf3 Bf6 25. Bc6 Rd6 26. Bb5 Bxd4 27. Bxd4 e5 28. f4 exd4 29. Re1 Kf8 30. a3 g5 31. fxg5 Nxg5 32. b4 Re6 33. Rf1 Ne4 34. Rf4 Nc3 35. Kf1 Re3 36. Rd2 Nxb5 37. cxb5 Rxa3 38. bxc5 bxc5 39. Ke2 Re8+ 40. Kf2 Rb3 41. Ra2 {0-1 Peralta,F (2568)-Nesterov,A (2554) FIDE World Cup 2023 (1.5)}) 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qc2 Qe7 16. Bd3 c5 17. d5 exd5 18. Rfe1 Qd8 19. cxd5 Re8 20. Rxe8+ Nxe8 21. Ne5 $6 {Inaccuracy. h3 was best.} (21. h3) 21... Nf6 $6 {Inaccuracy. Bxe5 was best.} (21... Bxe5) 22. Nc6 Qc7 23. Bxf6 gxf6 24. Qe2 Bxc6 $6 {Inaccuracy. Bxh2+ was best.} (24... Bxh2+) 25. dxc6 Rd8 26. Qe4 Be5 $2 {Mistake. Bxh2+ was best.} (26... Bxh2+ 27. Kf1) 27. Re1 Rd4 $2 {Mistake. Kf8 was best.} (27... Kf8 28. Bxa6 Bxh2+ 29. Kf1 Be5 30. g3 Bc3 31. Re2 f5 32. Qf3 Be5 33. Bb5) 28. Qh7+ Kf8 29. g3 f5 30. Qxf5 Bg7 $6 {Inaccuracy. Bh8 was best.} (30... Bh8 31. Bc4 Rd6 32. Bd5 Bd4 33. Qf4 Rxc6 34. Bxc6 Qxc6 35. Re4 Kg7 36. Kg2) 31. Bc4 Rd6 32. Bxf7 Bf6 $4 {Checkmate is now unavoidable. Rf6 was best.} (32... Rf6 33. Qd7 Qxd7 34. cxd7 Rd6 35. Re8+ Kxf7 36. d8=Q Rxd8 37. Rxd8 Ke6 38. Ra8) 33. Be6 $2 {Lost forced checkmate sequence. Bh5 was best.} (33. Bh5 Qe7 34. Rxe7 Kxe7 35. Qh7+ Ke6 36. c7 Rd8 37. c8=Q+ Rxc8 38. Bg4+ Ke5) 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "51"]
[White "Sarmento, Flora Ferreira"]
[Black "Hubner, Jessica Trindade"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "1608"]
[BlackElo "1845"]
[Annotator "Chessbase"]
[PlyCount "120"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 e6 6. cxd5 exd5 7. e3 Qa5 8. Qd2 Bb4 9. Bd3 Ne4 10. Bxe4 dxe4 11. Ne5 Nb6 $146 ({RR} 11... f6 12. Nxd7 Qxg5 13. Nc5 Bf5 14. O-O-O O-O-O 15. Qc2 Bxc5 16. dxc5 Rxd1+ 17. Qxd1 Qxg2 18. Qe1 Qg6 19. Ne2 Qf7 20. Qc3 Qxa2 21. Rg1 Qf7 22. Nd4 Bg6 23. Kc2 Rd8 24. Ra1 a6 25. Ra4 Rd5 26. Qa3 {0-1 De Leroy,B-Brandt,N Weilburg NBG op 1995 (5)}) ({RR} 11... Nxe5 12. dxe5 Be6 13. Rd1 O-O 14. Qd4 Bxc3+ 15. bxc3 Qxa2 16. Qxe4 Bc4 17. Qg4 Be6 18. Qg3 Qc2 19. O-O Qg6 20. Rd6 h6 21. Bh4 Qxg3 22. Bxg3 Rfd8 23. e4 g5 24. Rb1 Rxd6 25. exd6 b5 26. f4 {½-½ Bastien,P-Wilkin,A Trois-Rivieres ch 1979 (9)}) 12. a3 Bxc3 13. bxc3 f6 14. Bf4 fxe5 15. dxe5 O-O 16. O-O Nd5 17. Rfc1 Nxf4 18. exf4 Be6 19. Qe3 Qa4 20. c4 Bxc4 21. Qxe4 Bb5 22. Qxa4 Bxa4 23. Rc4 Bb5 24. Re4 c5 25. g3 Bc6 26. Rc4 b6 27. Rd1 Rad8 28. Rxd8 Rxd8 29. Rc1 Bf3 30. Kf1 Rd1+ 31. Rxd1 Bxd1 32. Ke1 Bb3 33. Kd2 a5 34. Kc3 a4 35. h3 b5 36. f5 Kf7 37. f4 Bd5 38. e6+ Ke7 39. f6+ Kxf6 40. g4 Bxe6 41. f5 Bxf5 42. gxf5 Kxf5 43. h4 g5 44. hxg5 Kxg5 45. Kb2 b4 46. axb4 cxb4 47. Kc2 h5 48. Kb2 h4 49. Kc2 h3 50. Kb2 h2 51. Kc2 h1=Q 52. Kd3 Qh4 53. Ke3 Qc4 54. Kf3 Qd4 55. Ke2 Qc3 56. Kf2 Kf4 57. Ke2 a3 58. Kf2 Qc2+ 59. Kf1 Kf3 60. Ke1 Qe2# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "18"]
[White "Nunes, Agatha Hurba"]
[Black "Fernandes, Felipe Gambini"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "1906"]
[BlackElo "1852"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c6 5. Nf3 Nf6 6. Bg5 Nbd7 7. e3 Qa5 8. Bd3 Ne4 9. Qc2 Nxg5 ({RR} 9... Ndf6 10. Bh4 Bb4 11. O-O Nxc3 12. bxc3 Bxc3 13. Rac1 Bb4 14. Bxf6 gxf6 15. Bf5 Be6 16. Nh4 Bd6 17. Rfe1 O-O-O 18. e4 dxe4 19. Bxe6+ fxe6 20. Qxe4 Rhe8 21. g3 f5 22. Qc2 Rd7 23. Nxf5 Rf8 24. Nxd6+ {0-1 Essing,A (2214)-Bilan,D (2303) Titled Tue 28th May Early 2024 (5)}) 10. Nxg5 g6 ({RR} 10... Nf6 11. O-O h6 12. Nf3 Bd6 13. Rae1 O-O 14. Ne5 Bxe5 15. dxe5 Ng4 16. f4 Nxe3 17. Rxe3 d4 18. Ree1 dxc3 19. bxc3 Re8 20. Kh1 Bd7 21. Bc4 Be6 22. Bxe6 Rxe6 23. Rd1 Rd8 24. Rd4 c5 25. Rxd8+ {½-½ Bacrot,E (2715)-Fressinet,L (2650) FRA-ch playoff 92nd rapid 2017 (3)}) 11. O-O Bg7 12. h4 $146 ({RR} 12. a3 O-O 13. b4 Qd8 14. Nf3 Nf6 15. Rfc1 Bd7 16. Ne5 Be6 17. b5 Rc8 18. bxc6 bxc6 19. Ba6 Bf5 20. e4 dxe4 21. Bxc8 Qxc8 22. Qa4 Nd7 23. Nxc6 Re8 24. Nd5 Qa8 25. Nc7 Qc8 26. Nxa7 Qd8 {1-0 Navarro Lerma,R-Tarek,F Oberena op 2nd 1998 (2)}) ({RR} 12. Rab1 O-O 13. b4 Qd8 14. Nf3 f5 15. b5 Nf6 16. bxc6 bxc6 17. Ne5 Ng4 18. Nxc6 Qd6 19. Ne5 Bxe5 20. dxe5 Qxe5 21. g3 Be6 22. Rfd1 Rac8 23. Rbc1 Rc7 24. Qd2 d4 25. exd4 Qxd4 26. Bf1 Qxd2 {0-1 Hatebur,A-Reichenberg,T Recklinghausen op 1995 (2)}) 12... Nf6 13. Ne2 h6 14. Nf3 Bg4 15. Ne5 Bxe2 16. Bxe2 Qc7 17. Bd3 g5 18. Bg6 fxg6 19. Qxg6+ Kf8 20. Qf5 Kg8 21. Qe6+ Kh7 22. Qf5+ Kg8 23. Qe6+ Kh7 24. Qf5+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "6"]
[White "Perdomo, Leandro"]
[Black "Serpa, Rafael Araujo"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2359"]
[BlackElo "2107"]
[Annotator "Chessbase"]
[PlyCount "56"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Rc1 c6 9. Bd3 Nd7 10. O-O dxc4 11. Bxc4 b6 12. e4 c5 $146 ({RR} 12... Bb7 13. e5 Be7 14. Qe2 b5 15. Bd3 c5 16. Nxb5 cxd4 17. Be4 Bxe4 18. Qxe4 Qb6 19. Nbxd4 Nc5 20. Qe2 a5 21. Rc4 a4 22. Rfc1 Rfd8 23. h3 Rd5 24. R1c2 Bf8 25. R2c3 Rb8 26. b4 axb3 27. axb3 {1-0 Karpov,A (2705)-Spassky,B (2580) World Team-ch01 1985 (3.1)}) ({RR} 12... Bb7 13. e5 Be7 14. Qe2 Rc8 15. Rfd1 Qc7 16. Bb3 Qb8 17. Rc2 Rfe8 18. Rcd2 Bf8 19. h4 a6 20. h5 c5 21. d5 exd5 22. Bxd5 Bxd5 23. Rxd5 Nf6 24. R5d2 b5 25. Ne4 Nxh5 26. Qe3 Rc6 27. Rd5 {0-1 Jakovljevic,V (2365)-Mesic,I (2242) Banjaluka Chess Open 2024 (3.4)}) ({RR} 12... Bb7 13. e5 Be7 14. Qe2 Re8 15. Rfd1 b5 16. Bd3 Qb6 17. Qe4 Nf8 18. Qe3 c5 19. Nxb5 cxd4 20. Qxd4 Red8 21. Qxb6 axb6 22. a3 Bxf3 23. gxf3 Bg5 24. Rb1 Nd7 25. Be4 Rab8 26. b4 Nxe5 27. Kg2 {½-½ Portisch,L (2610)-Spassky,B (2610) London 1986 (3)}) ({RR} 12... Bb7 13. e5 Be7 14. a3 a6 15. Ba2 Re8 16. Bb1 c5 17. Be4 Bxe4 18. Nxe4 cxd4 19. Qxd4 Nc5 {½-½ Sanchez Jimenez,J-Visier Segovia,F (2320) ESP-ch Spain 1993 (2)}) 13. e5 cxd4 14. exf6 dxc3 15. fxg7 Kxg7 16. Rxc3 Qf6 17. Re1 Rd8 18. Rd3 a6 19. Nd4 Ne5 20. Nf5+ exf5 21. Rxd8 Nxc4 22. Ree8 Bb7 23. Rxa8 Bxa8 24. Rxa8 Nxb2 25. Qb3 Qd4 26. Qg3+ Kf6 27. Rd8 Qc4 28. Rd6+ Ke7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "29"]
[White "Okamura, Milton Kasuo"]
[Black "Tischler Lema Garcia, Maria Eduarda"]
[Result "1-0"]
[ECO "D56"]
[WhiteElo "2004"]
[BlackElo "1511"]
[Annotator "Chessbase"]
[PlyCount "93"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 dxc4 8. Bxc4 a6 ({RR} 8... c5 9. O-O cxd4 10. Nxd4 Bd7 11. Qe2 Nc6 12. Rfd1 Qb6 13. Nf3 Rfd8 14. e4 Be8 15. e5 Nh7 16. Bxe7 Nxe7 17. Ne4 Bc6 18. Nd6 Ng6 19. Nd4 Nhf8 20. Nxc6 bxc6 21. Bb3 Qc5 22. Nc4 Rd5 23. Rac1 {1-0 Shabalov,A (2592)-Kaidanov,G (2640) Chicago op 12th 2003 (6)}) 9. O-O ({RR} 9. a4 c5 10. Qe2 Nc6 11. Rd1 cxd4 12. exd4 Bd7 13. O-O Nb4 14. Rfe1 Re8 15. Ne5 Rc8 16. f4 Nfd5 17. Bg3 Nxc3 18. bxc3 Nd5 19. f5 Bf6 20. Nxf7 Kxf7 21. Qh5+ Kg8 22. fxe6 Bc6 23. Bb3 Ne7 {0-1 Sierra Mejia,J (2105)-Loaiza Cuervo,S (1996) XXXI Feria de las Flores 2024 (8.15)}) 9... b5 10. Bd3 Bb7 11. Qe2 $146 ({RR} 11. Rc1 Nbd7 12. Bb1 Rc8 13. Qe2 c5 14. dxc5 Rxc5 15. a3 Qa8 16. Rfd1 Rd8 17. e4 Nf8 18. Ne1 Rxd1 19. Rxd1 Qe8 20. h3 Rc8 21. Nc2 Rd8 22. Ne3 Rxd1+ 23. Qxd1 Ng6 24. Bg3 Nf8 25. e5 N6d7 {0-1 Moldovanovic,D (2051)-Sulaiman,A (1908) Olympiad-43 Batumi 2018 (7.62)}) 11... Nbd7 12. Rfd1 Qc8 13. Rac1 Qb8 14. e4 Re8 15. Nd2 c5 16. dxc5 Nxc5 17. Bb1 Qf4 18. Bg3 Qg4 19. Qxg4 Nxg4 20. b4 Nd7 21. Nb3 Nb6 22. Na5 Ra7 23. a3 Ba8 24. Bf4 Rd7 25. f3 Rxd1+ 26. Nxd1 Nf6 27. Nf2 Rc8 28. Nd3 Rxc1+ 29. Nxc1 Kf8 30. Nd3 Ke8 31. Bc2 Kd7 32. Nc5+ Bxc5+ 33. bxc5 Nc8 34. Kf2 Ne7 35. Ke3 Ned5+ 36. exd5 Nxd5+ 37. Ke4 Nb4+ 38. c6+ Nxc6 39. Nxc6 Bxc6+ 40. Kd4 f6 41. Kc5 e5 42. Bd2 Bb7 43. Kb6 Bc8 44. Bf5+ Kd8 45. Bxc8 Kxc8 46. Kxa6 Kb8 47. Kxb5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Ramos, Angelo Bil"]
[Black "Gomes, Carlos"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "1957"]
[BlackElo "1695"]
[Annotator "Chessbase"]
[PlyCount "142"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 h6 6. Bh4 Nbd7 7. Qc2 c6 8. e3 O-O 9. h3 ({RR} 9. Be2 b6 10. O-O Bb7 11. Rfd1 Rc8 12. Rac1 a6 13. b3 c5 14. cxd5 Nxd5 15. Bxe7 Qxe7 16. Nxd5 exd5 17. Qf5 Nf6 18. dxc5 bxc5 19. Qe5 Qd8 20. Rc2 Qb6 21. Qf4 Rfe8 22. Ne5 Re7 23. Bf3 Rce8 {1-0 Bu,X (2664)-Grachev,B (2683) Biel MTO op 46th 2013 (11)}) 9... Re8 ({RR} 9... b6 10. g4 Bb7 11. Rg1 c5 12. O-O-O dxc4 13. Ne5 Nxe5 14. dxe5 Nd5 15. Bxe7 Qxe7 16. Bxc4 Nxc3 17. Qxc3 Rfd8 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 20. Kxd1 Qh4 21. Qd2 g6 22. Ke1 Qxh3 23. Qd8+ Kh7 24. Qe7 {½-½ Wagner,D (2613)-Iskusnyh,S (2440) Chess.com Classic Play-In 2024 (7.68)}) 10. Be2 Nf8 11. Bxf6 $146 ({RR} 11. Ne5 N6d7 12. Bxe7 Qxe7 13. Nf3 b6 14. O-O Bb7 15. Rad1 dxc4 16. Bxc4 c5 17. Rfe1 Bxf3 18. gxf3 cxd4 19. Rxd4 Ne5 20. Be2 Rac8 21. f4 Neg6 22. Qe4 f5 23. Qg2 Red8 24. Red1 Rxd4 25. Rxd4 Rd8 {1-0 Malano,F (1878)-Femia,N (1835) Torino Province-ch 2016 (2)}) 11... Bxf6 12. O-O Bd7 13. Rac1 Rc8 14. b4 b6 15. Qb3 Rc7 16. Rfd1 Qb8 17. a4 a6 18. cxd5 a5 19. bxa5 bxa5 20. Qxb8 Rxb8 21. dxc6 Bxc6 22. Nb5 Bxb5 23. Bxb5 Rbc8 24. Rxc7 Rxc7 25. Nd2 Be7 26. Nb3 Bb4 27. Rc1 Rxc1+ 28. Nxc1 Ng6 29. Kf1 Ne7 30. Ke2 Nd5 31. Kd3 Nb6 32. e4 f6 33. Na2 Be7 34. Bc6 Kf7 35. Nc3 Bb4 36. f3 Bxc3 37. Kxc3 Ke7 38. e5 Kd8 39. g3 Kc7 40. Bb5 Nd5+ 41. Kd2 fxe5 42. dxe5 g5 43. Bc4 Nb6 44. Bb3 Kd7 45. Ke3 Ke7 46. Kd4 Nd7 47. f4 gxf4 48. gxf4 Nf8 49. Bc2 Nd7 50. Be4 Nb6 51. Bc6 Kd8 52. Kc5 Kc7 53. Kb5 Nxa4 54. Kxa4 Kxc6 55. Kxa5 Kd5 56. Kb5 Ke4 57. Kc5 Kxf4 58. Kd4 h5 59. h4 Kf5 60. Ke3 Kxe5 61. Kf3 Kd4 62. Kf4 e5+ 63. Kg5 e4 64. Kxh5 e3 65. Kg6 e2 66. h5 e1=Q 67. h6 Qe4+ 68. Kg7 Qg4+ 69. Kh8 Qd7 70. h7 Kd5 71. Kg8 Ke6 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "47"]
[White "Vargas, Victor Da Silva"]
[Black "De Souza, Roberto Fabelino"]
[Result "0-1"]
[ECO "D71"]
[WhiteElo "1684"]
[BlackElo "1831"]
[Annotator "Chessbase"]
[PlyCount "42"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 c6 6. Nge2 d5 7. cxd5 cxd5 8. O-O Nc6 9. d4 a6 ({RR} 9... e6 10. Nf4 b6 11. Re1 Ba6 12. Qa4 Bb7 13. Bd2 Rc8 14. Rac1 Qd7 15. Nd3 Na5 16. Qxd7 Nxd7 17. b3 Nc6 18. Nb5 Ba6 19. Nd6 Bxd3 20. Nxc8 Rxc8 21. Rc3 Ba6 22. Rec1 Bb7 23. Bf1 Ndb8 24. b4 {0-1 Abasov,N (2632)-Jones,G (2688) Chess24 Banter Blitz Cup 2019 (3.5)}) 10. Nf4 ({RR} 10. a3 Rb8 11. b4 Be6 12. Bb2 Qd7 13. Rc1 Bh3 14. Nf4 Bxg2 15. Nxg2 Rfe8 16. Qf3 e5 17. Qd1 Qh3 18. f3 Rbd8 19. Rc2 h5 20. Rd2 exd4 21. exd4 Bh6 22. Re2 Rxe2 23. Nxe2 Re8 24. Nef4 Qf5 {0-1 Narvaez Hurtado,M (1513)-Narvaez,F (2056) 17th American Cont Rapid 2024 (1.58)}) 10... e6 11. h4 $146 ({RR} 11. b3 Bd7 12. Ba3 Re8 13. Rc1 b5 14. Bc5 b4 15. Na4 Rb8 16. Qe2 Ne7 17. Qxa6 Bb5 18. Qa7 Nc6 19. Bb6 Rxb6 20. Qxb6 Bxf1 21. Bxf1 Qxb6 22. Nxb6 Ne7 23. Rc7 Rb8 24. Na4 Nc8 25. Nc5 Nd6 {½-½ Mielcuch,K (1158)-Soucek,A (1098) EU Union-ch U10 2020 (6)}) ({RR} 11. b3 b5 12. Nd3 Nd7 13. a4 b4 14. Na2 a5 15. Re1 Ba6 16. Bb2 Rc8 17. Rc1 Qb6 18. Bf1 Ne7 19. Qd2 h5 20. Rxc8 Rxc8 21. Rc1 h4 22. Rxc8+ Nxc8 23. Nc5 Bxf1 24. Nxd7 Qc7 25. Kxf1 Qxd7 {0-1 Palin,D (2110)-Domalchuk Jonasson,A (1997) Bogdanovich Memorial Qual 2 blitz 2021 (8)}) 11... b5 12. g4 h6 13. g5 hxg5 14. hxg5 Nh7 15. Nh3 Nxg5 16. e4 Nxh3+ 17. Bxh3 dxe4 18. Nxe4 Qxd4 19. Qf3 Bb7 20. Rd1 Ne5 21. Qe2 Qxe4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "13"]
[White "Rangel, Daniel"]
[Black "Martins De Aguiar, Marina"]
[Result "1-0"]
[ECO "D71"]
[WhiteElo "2198"]
[BlackElo "1929"]
[Annotator "Chessbase"]
[PlyCount "31"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 c6 6. Nge2 d5 7. cxd5 cxd5 8. d4 Be6 $146 ({RR} 8... b6 9. O-O Re8 10. Nf4 Bb7 11. b3 e6 12. Ba3 Nc6 13. Rc1 Rc8 14. Re1 Bf8 15. Bxf8 Rxf8 16. Bf1 Qe7 17. Qe2 Rfd8 18. Red1 Ne4 19. Qb2 Nxc3 20. Rxc3 Na5 21. Rdc1 Rxc3 22. Rxc3 Qd7 23. Nd3 {½-½ Mikenas,V-Tringov,G Sofia 1962 (5)}) ({RR} 8... e6 9. O-O b6 10. b3 Bb7 11. a4 Nc6 12. Ba3 Re8 13. Rc1 Bf8 14. Bxf8 Rxf8 15. h3 Qe7 16. Nf4 Rfd8 17. Qd2 Nb4 18. Nb5 Rd7 19. Rfd1 Ne4 20. Qb2 a6 21. Nc3 Nd6 22. Qa3 a5 23. Nd3 {0-1 Maghsoodloo,P (2676)-Fedoseev,V (2678) PNWCC Bullet (1+1) op blitz 2020}) ({RR} 8... b6 9. Nf4 Bb7 10. h4 h5 11. b3 Re8 12. O-O e6 13. a4 Nc6 14. Ba3 Bf8 15. Bxf8 Rxf8 16. Qd2 Qe7 17. Rfc1 Rfd8 18. Nd3 Rac8 19. Rab1 Ba6 20. Nf4 Bb7 21. Qb2 a5 22. Na2 Ba6 23. Rc3 {½-½ Korpa,B (2511)-Schreiner,P (2424) AUT-chT 2122 2021 (5.2)}) ({RR} 8... b6 9. O-O Bb7 10. b3 Nc6 11. Ba3 Re8 12. Rc1 Rc8 13. Nf4 e6 14. Nd3 Ba6 15. Re1 Rc7 16. f4 Qc8 17. Bd6 Rd7 18. Be5 Ng4 19. Bxg7 Kxg7 20. Bf1 f5 21. b4 Rc7 22. h3 Bxd3 23. Qxd3 {1-0 Kagan,S-Gelfer,I ISR-ch Israel 1967 (13)}) ({RR} 8... e6 9. O-O Bd7 10. b3 Na6 11. Bb2 Qe7 12. Qd2 Rfc8 13. Rfd1 Qd8 14. Nf4 Rc7 15. e4 dxe4 16. Nxe4 Nd5 17. Nxd5 exd5 18. Nc5 Bf5 19. Rac1 Rac8 {½-½ Radulov,I-Mista,L Reggio Emilia-11 1968/69 (4)}) 9. O-O Qc8 10. Nxd5 Bxd5 11. e4 Bc4 12. Re1 Rd8 13. Bg5 Qc7 14. Be3 Na6 15. Rc1 Bxe2 16. Rxe2 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "26"]
[White "Manzi, Luiz Antonio Bardaro"]
[Black "Fernandes, Marcio Rosa"]
[Result "1/2-1/2"]
[ECO "D74"]
[WhiteElo "1980"]
[BlackElo "1798"]
[Annotator "Chessbase"]
[PlyCount "114"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nc6 3. d4 g6 4. Bg2 Bg7 5. O-O Nf6 6. c4 O-O 7. cxd5 Nxd5 8. Nc3 Nxc3 9. bxc3 e5 10. e3 exd4 ({RR} 10... e4 11. Nd2 f5 12. Rb1 b6 13. f3 exf3 14. Nxf3 Bb7 15. c4 Na5 16. Qe2 Re8 17. Bb2 Bh6 18. Ne5 Bxg2 19. Kxg2 Bg7 20. Rbd1 c5 21. Qf3 Qe7 22. Qd5+ Qe6 23. dxc5 Bxe5 24. Bxe5 Nxc4 25. Bf4 {½-½ Oparin,G (2670)-Duda,J (2729) Titled Tue 31st Jan Late 2023 (10)}) ({RR} 10... Be6 11. Nd2 Rb8 12. a4 Na5 13. Ba3 Re8 14. Bb4 Nc4 15. Qc2 c6 16. Rfd1 Qc7 17. Bf1 Nxd2 18. Rxd2 b6 19. Rad1 c5 20. Ba3 cxd4 21. exd4 exd4 22. Rxd4 Bxd4 23. Rxd4 Rbd8 24. Rh4 Bf5 25. Qc1 {0-1 Wong Pages,J (2025)-Soto,M (2354) 17th American Cont Blitz 2024 (6.19)}) 11. cxd4 Nb4 $146 ({RR} 11... Re8 12. a4 Nb4 13. Ba3 Nd5 14. Nd2 h5 15. Qb3 Ne7 16. Rac1 c6 17. Ne4 Nf5 18. Nc5 Nd6 19. d5 b6 20. dxc6 bxc5 21. c7 Qxc7 22. Bxa8 Ba6 23. Rxc5 Qb6 24. Bd5 Qxb3 25. Bxb3 Bxf1 26. Kxf1 {1-0 Repina,V (2259)-Zaryvkina,A (2093) Moscow Petrosian Memorial U18 2009 (5)}) ({RR} 11... Be6 12. Ba3 Re8 13. Qd2 Bd5 14. Rfc1 Qf6 15. Ne1 Rad8 16. Rab1 Bxg2 17. Nxg2 Qg5 18. Qc3 Bxd4 19. exd4 Nxd4 20. Re1 Qf5 21. Kh1 Nb5 22. Qc5 Nxa3 23. Qxa3 Qxf2 24. Rf1 Qe2 25. Qb3 Qe6 26. Qxe6 {½-½ Chakurira,S-Cooper,P Wch U20 Adelaide 1988 (7)}) ({RR} 11... Qe7 12. Qa4 Rd8 13. Ba3 Qe8 14. Nd2 Rb8 15. Ne4 h5 16. Qc2 Bf5 17. Nf6+ Bxf6 18. Qxc6 Qxc6 19. Bxc6 {0-1 Heinecke,L (1964)-Cisneros,G Buenos Aires Duchamp op 1st 2011 (9)}) 12. Ba3 a5 13. Qd2 c5 14. Rac1 cxd4 15. exd4 Re8 16. Bxb4 axb4 17. Qxb4 Rxa2 18. Rfe1 Bg4 19. Ne5 Bxe5 20. dxe5 Qd2 21. Qxd2 Rxd2 22. Bxb7 Rb8 23. Rb1 Bf5 24. Be4 Rxb1 25. Bxb1 Bxb1 26. Rxb1 Rd5 27. Rb8+ Kg7 28. Re8 h5 29. h4 Ra5 30. Kg2 Ra7 31. Kf3 Ra2 32. Kg2 Ra7 33. Kh3 Ra3 34. e6 fxe6 35. Rxe6 Ra7 36. Rb6 Rc7 37. Rb5 Ra7 38. f4 Kf6 39. Rg5 Ra3 40. Rb5 Ra7 41. Rb8 Ra3 42. Rb6+ Kg7 43. Rb2 Kf6 44. Kg2 Kf5 45. Rb6 Ra2+ 46. Kh3 Ra3 47. Rb5+ Kf6 48. Rg5 Rc3 49. Kg2 Ra3 50. f5 Ra2+ 51. Kh3 gxf5 52. Rxh5 Ra3 53. Rh8 Kg7 54. Rh5 f4 55. Kg4 fxg3 56. Kh3 Kg6 57. Rg5+ Kh6 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "37"]
[White "Rodrigues, Nei Jorge"]
[Black "Vieira, Luana Saddi"]
[Result "1-0"]
[ECO "D77"]
[WhiteElo "1933"]
[BlackElo "1705"]
[Annotator "Chessbase"]
[PlyCount "61"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O d5 5. d4 O-O 6. c4 e6 7. Nc3 a6 ({RR} 7... Na6 8. h4 c5 9. cxd5 Nxd5 10. Nxd5 exd5 11. dxc5 Nxc5 12. Be3 Ne6 13. Nd4 Qf6 14. Nxe6 Bxe6 15. Qd2 Rfe8 16. b3 a5 17. Rac1 a4 18. Qb4 Qb2 19. Bf3 a3 20. Rfd1 Qxa2 21. Rd2 Qb2 22. Rdc2 {0-1 Victor,J (2289)-Matnadze Bujiashvili,A (2362) WWRR IM 2024 (4.2)}) ({RR} 7... c5 8. dxc5 Qa5 9. cxd5 Rd8 10. e4 exd5 11. exd5 Na6 12. Bg5 Nxc5 13. Nd2 Bf5 14. Nb3 Nxb3 15. Qxb3 h6 16. Bf4 Rd7 17. Rfd1 Rc8 18. h3 h5 19. Rac1 a6 20. a4 Kh7 21. Be3 Qd8 22. Bb6 {1-0 Rodrigues,N (1976)-De Albuquerque,I (1681) Rio de Janeiro Andrade Memorial 2nd 2018 (6)}) 8. c5 ({RR} 8. Ne5 c6 9. Qd3 b5 10. cxd5 exd5 11. Bg5 h6 12. Bd2 Nfd7 13. f4 Bb7 14. e3 Nb6 15. Rfc1 {½-½ Andersson,U (2640)-Kamsky,G (2640) Reggio Emilia Top16 33rd 1991}) 8... b6 $146 ({RR} 8... Nc6 9. Rb1 Re8 10. Bf4 Nh5 11. Bg5 Bf6 12. Bxf6 Qxf6 13. e3 Bd7 14. b4 Na7 15. a4 Rad8 16. Ne5 Qg7 17. b5 axb5 18. axb5 f6 19. Nxd7 Qxd7 20. Qb3 Nc8 21. Rfc1 c6 22. Na4 e5 23. bxc6 {1-0 Tan Zhongyi (2530)-Dedona,M (1662) Titled Tue 10th Jan Late 2023 (2)}) 9. b4 a5 10. cxb6 axb4 11. bxc7 Qxc7 12. Na4 Nbd7 13. a3 Ba6 14. axb4 Qc4 15. Nc5 Nxc5 16. bxc5 Qxe2 17. Qxe2 Bxe2 18. Rxa8 Rxa8 19. Re1 Bxf3 20. Bxf3 Ra4 21. Be3 Ne8 22. Rd1 Nc7 23. Be2 Kf8 24. Rb1 Ke7 25. Rb7 Kd8 26. Bf4 e5 27. dxe5 Re4 28. Kf1 Kc8 29. c6 g5 30. Bg4+ Ne6 31. Rxf7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "14"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Fernandes, Felipe Gambini"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "2057"]
[BlackElo "1852"]
[Annotator "Chessbase"]
[PlyCount "103"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. Nc3 Bg4 8. Qb3 Qb6 9. Qxb6 axb6 10. cxd5 cxd5 11. Ne5 ({RR} 11. Bg5 Be6 12. Nb5 Na6 13. a3 Rfc8 14. Rac1 Kf8 15. Bd2 Ne4 16. Bf4 Rc6 17. h4 Rac8 18. Ne5 Rxc1 19. Rxc1 Rxc1+ 20. Bxc1 Bxe5 21. dxe5 Nec5 22. Nd4 Ke8 23. b4 Nd7 24. Nxe6 fxe6 25. f4 Nc7 {0-1 Aranda,J (2102)-Jarocka,L (2200) Titled Tue 5th Mar Late 2024 (7)}) 11... Be6 12. Be3 $146 ({RR} 12. Bg5 Nc6 13. Nb5 Rfc8 14. Rfc1 Ne4 15. Bf4 Bxe5 16. dxe5 Nc5 17. Rd1 Ra5 18. Nc3 d4 19. Nd5 Nd7 20. e4 dxe3 21. Bxe3 Bxd5 22. Rxd5 Ndxe5 23. Bxb6 Rxd5 24. Bxd5 e6 25. Bb3 Kf8 26. Rd1 Ke8 {1-0 Lamper,V (1920)-Macalka,F (1685) Ostrava Konik op-B 2007 (6)}) ({RR} 12. Bg5 Rd8 13. Nb5 Na6 14. Rfc1 Rac8 15. Rc3 Rxc3 16. bxc3 Rc8 17. c4 Rd8 18. Rb1 h6 19. Be3 Ne4 20. Nd3 Nd6 21. cxd5 Bf5 22. Nxd6 Rxd6 23. Bf4 Bxd3 24. exd3 Rf6 25. Be5 Rf5 26. Be4 Bxe5 {1-0 Alves,D (1760)-De Carvalho,A (1192) Sao Jose dos Campos op 3rd 2021 (1)}) 12... Nc6 13. Rfd1 Ra5 14. Rac1 b5 15. a3 Rd8 16. h3 Ne8 17. f4 Nc7 18. Na2 Bxe5 19. dxe5 Rd7 20. Bb6 Ra6 21. Bxc7 Rxc7 22. Nb4 Ra8 23. Nxd5 Bxd5 24. Rxd5 b4 25. axb4 Rcc8 26. Rdc5 Rd8 27. Bxc6 bxc6 28. Rxc6 Rab8 29. R6c4 Kg7 30. R1c2 e6 31. Kf2 h5 32. Ke3 Rd1 33. Rd2 Rg1 34. Kf2 Rb1 35. Rc7 h4 36. Rdd7 hxg3+ 37. Kxg3 Rxb2 38. Rxf7+ Kg8 39. Rg7+ Kf8 40. Rcf7+ Ke8 41. Rg8+ Kxf7 42. Rxb8 Rxe2 43. Rb7+ Kf8 44. b5 g5 45. fxg5 Rxe5 46. h4 Re4 47. h5 Re3+ 48. Kf4 Rh3 49. h6 Kg8 50. b6 Rh4+ 51. Ke5 Rg4 52. Kf6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.1"]
[White "Santiago, Yago De Moura"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2455"]
[BlackElo "2472"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "44"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,20,27,27,23,-11,35,33,37,25,17,20,17,9,3,-1,-11,-11,24,21,21,6,21]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. Nbd2 Bf5 8. b3 Ne4 9. Bb2 Nd7 10. Rc1 Rc8 $146 {[#] [PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} ({RR} 10... Ndf6 11. Ne5 Bh6 12. e3 Qa5 13. Nxe4 Nxe4 14. a3 Rac8 15. b4 Qd8 16. g4 Be6 17. c5 f6 18. Nd3 Qd7 19. h3 Qc7 20. Qe2 Bg7 21. Nf4 Bf7 22. Qe1 e5 23. Nd3 Be6 24. f3 Ng5 25. f4 {0-1 Petkova,Z-Zlatanova,E (2125) BUL-chT (Women) 1991 (3)}) ({RR} 10... a5 11. Nh4 Nxd2 12. Qxd2 Be6 13. cxd5 cxd5 14. Nf3 Nf6 15. Ne5 Ne4 16. Qe3 a4 17. Nd3 axb3 18. axb3 Qb6 19. Nc5 Ra2 20. Bxe4 dxe4 21. Bc3 Qb5 22. Nxe6 fxe6 23. Rfe1 Qd5 24. Red1 Ra3 25. Qd2 {½-½ Nepomniachtchi,I (2720)-Caruana,F (2805) Dortmund SuperGM 43rd 2015 (1)}) ({RR} 10... Nxd2 11. Qxd2 Be4 12. Rfd1 e6 13. e3 f5 14. Qe2 g5 15. b4 g4 16. Ne5 Bxe5 17. dxe5 Bxg2 18. Kxg2 Qe7 19. b5 Nb6 20. cxd5 cxd5 21. a4 Nc4 22. Bc3 a6 23. h3 gxh3+ 24. Kxh3 axb5 25. axb5 {½-½ Injac,T (2439)-Wantiez,F (2228) Titled Tue 9th Jan Early 2024 (2)}) ({Relevant:} 10... a5 11. Nh4 Nxd2 12. Qxd2 Be6 13. cxd5 cxd5 14. Nf3 Nf6 15. Ne5 Ne4 16. Qe3 a4 17. Nd3 axb3 18. axb3 Qb6 19. Nc5 Ra2 20. Bxe4 dxe4 21. Bc3 Qb5 22. Nxe6 fxe6 23. Rfe1 Qd5 24. Red1 Ra3 25. Qd2 Qxb3 26. Qg5 Ra2 27. Rd2 Bf6 28. Qc5 Rxd2 29. Bxd2 Qd5 30. Be3 Rd8 31. Rb1 Rd7 32. Rb5 Kf7 33. Qb4 Qc6 34. Rb6 Qd5 35. Rb5 Qc6 36. Rb6 Qc2 37. Rxb7 Rxb7 38. Qxb7 Bxd4 39. Bxd4 Qd1+ 40. Kg2 {½-½ Nepomniachtchi,I (2720)-Caruana,F (2805) Dortmund SuperGM 43rd 2015 (1)}) {Predecessor:} 11. Nh4 $146 Nxd2 12. Qxd2 Be6 13. Qb4 dxc4 14. Qxb7 Rc7 15. Qa6 cxb3 16. axb3 c5 17. Qd3 cxd4 18. Bxd4 Ne5 19. Qe4 Rxc1 20. Rxc1 Qb8 21. b4 Qxb4 22. Bxa7 Qxe4 {½-½ Nguyen,H (2452)-Krutti,V (2383) HUN-chT2 Charousek 0809 2008 (1)} 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Oliveira, Tiago Batista"]
[Black "Mantelato, Davi Natali"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1982"]
[BlackElo "1768"]
[Annotator "Chessbase"]
[PlyCount "113"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Rc1 Qa5 9. Qd2 O-O 10. Nf3 Nc6 11. d5 Rd8 12. Bd3 Ne5 13. Nxe5 Bxe5 14. f4 Bg7 15. c4 Qc7 16. O-O e6 17. Qf2 b6 18. f5 exf5 19. exf5 Qe5 $146 ({RR} 19... Re8 20. f6 Bf8 21. Bf4 Bd6 22. Qg3 Bxf4 23. Rxf4 Bd7 24. Rcf1 Re5 25. Re4 Rae8 26. Rfe1 Rxe4 27. Qxc7 Rxe1+ 28. Kf2 Bf5 29. Bxf5 R1e2+ 30. Kf3 R8e3+ 31. Kg4 gxf5+ 32. Kh5 {1-0 Snehal,B (2056)-Purushothaman,T (2290) Mumbai Mayors Cup 1st 2008 (6)}) 20. fxg6 fxg6 21. Qf7+ Kh8 22. Rce1 Ba6 23. Bxc5 Qc3 24. Be7 Rg8 25. Bf6 Bxf6 26. Qxf6+ Qxf6 27. Rxf6 Kg7 28. Rc6 Rgf8 29. Re7+ Kh6 30. Rcc7 Rad8 31. h4 Kh5 32. g3 Kg4 33. Kg2 Rde8 34. Rxa7 Rxe7 35. Rxe7 Rc8 36. Re4+ Kh5 37. Be2+ Kh6 38. Kf2 Ra8 39. g4 Ra7 40. g5+ Kg7 41. Bg4 Rf7+ 42. Ke3 Bb7 43. Kd4 Kf8 44. Ke5 Re7+ 45. Be6 Ke8 46. Kf6 Kf8 47. Rd4 Re8 48. Rf4 Bc8 49. Ke5+ Kg7 50. Rf7+ Kh8 51. Ra7 b5 52. cxb5 h5 53. Ra8 Kg7 54. Rxc8 Re7 55. d6 Rb7 56. Rc7+ Rxc7 57. dxc7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "37"]
[White "Mattos, Bernardo Cunha"]
[Black "Ramos, Angelo Bil"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1719"]
[BlackElo "1957"]
[Annotator "Chessbase"]
[PlyCount "116"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. e4 Nxc3 6. bxc3 Bg7 7. d4 c5 8. Rb1 O-O 9. Be2 Nd7 10. O-O b6 11. Qd3 ({RR} 11. Re1 Nf6 12. Bd3 cxd4 13. cxd4 Bb7 14. d5 Nd7 15. Bg5 h6 16. Bh4 Rc8 17. Bb5 Nf6 18. Nd4 Nxe4 19. Nc6 Bxc6 20. Bxc6 Nf6 21. Qf3 Qd6 22. Bg3 Qd8 23. Rbd1 Kh7 24. d6 e5 25. d7 Rxc6 {1-0 Kramnik,V (2751)-Dlugy,M (2531) Internet Chess Club m2 g/5' blitz 1999}) ({RR} 11. Bd3 Bb7 12. Qe2 e5 13. d5 Nf6 14. c4 Ne8 15. Bb2 Qe7 16. a4 Nd6 17. a5 Ba6 18. Bc3 Rab8 19. axb6 axb6 20. Qa2 Ra8 21. Qb3 Rfb8 22. Ra1 Bf6 23. Ra3 b5 24. Qa2 bxc4 25. Rxa6 Rxa6 {0-1 Hernando Rodrigo,J (2240)-Cruz,J (2328) 17th Vila de Canovelles 2023 (4.4)}) 11... Qc7 $146 ({RR} 11... e6 12. e5 Bb7 13. Ng5 cxd4 14. cxd4 Bd5 15. Qh3 h6 16. Nf3 Kh7 17. g4 Rh8 18. Bd3 Bxa2 19. Ra1 Bd5 20. g5 h5 21. Qxh5+ Kg8 22. Qg4 Qc7 23. Bd2 Qc6 24. Nh4 Bxe5 25. Rfc1 Qd6 26. dxe5 {0-1 Rubingh,O-Vanheste,J (2370) Dieren op 1990 (3)}) ({RR} 11... cxd4 12. cxd4 Nf6 13. Ba3 Re8 14. Qe3 e6 15. Ne5 Bb7 16. f3 a6 17. Rfd1 b5 18. Nc4 Bxe4 19. fxe4 bxc4 20. Bb2 Rc8 21. Rdc1 Qd7 22. Rxc4 Rxc4 23. Bxc4 Ng4 24. Qd3 Rd8 25. Bxa6 Bxd4+ 26. Bxd4 {½-½ Jelen,I (2430)-Rogulj,B (2430) Dresden zt 1.2 1998 (4)}) ({RR} 11... Nf6 12. Ba3 Qc7 13. e5 Bf5 14. Qd2 Ne4 15. Qe3 cxd4 16. cxd4 Nc3 17. Rbc1 Nxe2+ 18. Qxe2 Qb7 19. Rc3 Rfc8 20. Rfc1 Bh6 21. Rxc8+ Rxc8 22. Rxc8+ Bxc8 23. Qb5 Bd7 24. Qb4 Bf8 25. Bc1 Bc6 26. Qc3 {0-1 Siva,M (2298)-Deepan Chakkravarthy,J (2557) Goa op 2nd Taleigao 2019 (2)}) 12. Bg5 Re8 13. h4 Bb7 14. d5 Ne5 15. Qd2 Nxf3+ 16. Bxf3 Qe5 17. c4 Qc3 18. Qxc3 Bxc3 19. Bd1 f6 20. Be3 Ba6 21. Rc1 Bb2 22. Rc2 Be5 23. f4 Bd6 24. Bg4 Bc8 25. Bxc8 Raxc8 26. Rd1 Rcd8 27. Kf2 Kf7 28. a4 Rb8 29. Kf3 h5 30. Bf2 a5 31. Bg3 Rb7 32. e5 Bb8 33. Re2 f5 34. Rb2 Bc7 35. Bf2 Rbb8 36. Ke3 Kg8 37. Be1 Ra8 38. Bc3 Ra7 39. Kf3 e6 40. Rbd2 Kf7 41. Kf2 Raa8 42. Rb1 Ra7 43. Rd3 Bd8 44. Kg3 Ke7 45. dxe6 Bc7 46. Rbd1 Kxe6 47. Kh3 Raa8 48. Rg3 Rg8 49. Rd5 Rad8 50. Rgd3 Ke7 51. Kg3 Rge8 52. Kf3 Rg8 53. Re3 Ke6 54. Red3 Ke7 55. Ke2 Rge8 56. Kf2 Rg8 57. Rg3 Ke6 58. Rgd3 Ke7 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "46"]
[White "Oliveira, Israel Flavio Feliciano"]
[Black "Cardoso, Rafaela Martins"]
[Result "1-0"]
[ECO "D87"]
[WhiteElo "1839"]
[BlackElo "1657"]
[Annotator "Chessbase"]
[PlyCount "39"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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 Nd7 10. Be3 Qa5 ({RR} 10... Nb6 11. Bb3 cxd4 12. cxd4 Bg4 13. f3 Bd7 14. a4 e6 15. Qd2 Rc8 16. Qa2 Qe7 17. a5 Na8 18. Ba4 Nc7 19. Rab1 Bxa4 20. Qxa4 Na6 21. Rb5 Rc7 22. Qb3 Nb8 23. Rb1 b6 24. axb6 axb6 25. Rxb6 {½-½ Dlugy,M (2525)-Kortschnoj,V (2625) Hoogovens Wijk aan Zee 1990 (7)}) ({RR} 10... e6 11. f3 Qe7 12. Rb1 Rd8 13. Qb3 cxd4 14. cxd4 Nb6 15. Bb5 Bd7 16. Bxd7 Rxd7 17. Rfc1 Nc8 18. Rc2 Nd6 19. Rbc1 b5 20. a4 a6 21. axb5 Nxb5 22. Rc8+ Rxc8 23. Rxc8+ Rd8 24. Qc4 Qd7 25. Rxd8+ {0-1 Jiang,L-Tian,J (1925) ch-CHN GpB Men 2023 (4.21)}) 11. a4 Nf6 $146 ({RR} 11... Nb6 12. Bb3 Rd8 13. Qc1 c4 14. Bc2 Bd7 15. Qa3 Bf8 16. Qc5 Qa6 17. a5 Nc8 18. Qg5 Nd6 19. f4 Ne8 20. f5 Qf6 21. fxg6 Qxg6 22. Qh4 Qg4 23. Qf2 f5 24. exf5 Nf6 25. h3 Qh5 26. Nf4 {1-0 Wong,F-Campbell,G Battle of Alberta 1998 (2)}) ({RR} 11... Nb6 12. Bb3 cxd4 13. cxd4 Bd7 14. Bd2 Qa6 15. Bb4 Rfc8 16. Bxe7 Re8 17. Bc5 Rxe4 18. Nc3 Rh4 19. Re1 Be6 20. Nb5 Nd5 21. Rc1 Qa5 22. Qf3 a6 23. Nd6 Rf4 24. Qd3 Rg4 25. Rxe6 fxe6 26. Bxd5 {1-0 Dreev,A (2610)-Fernandez Aguado,J (2285) URS-ESP mT Logrono 1991}) ({RR} 11... e6 12. Qb3 cxd4 13. cxd4 e5 14. d5 Nc5 15. Qc2 Bd7 16. Bb5 Rfc8 17. Qb1 Qd8 18. Rc1 {½-½ Schmidt,W (2505)-Ghinda,M (2425) Baile Herculane Zonal 1982 (14)}) 12. f3 cxd4 13. cxd4 Rd8 14. Qb3 e6 15. Rfd1 a6 16. d5 exd5 17. Bb6 dxc4 18. Rxd8+ Bf8 19. Rxf8+ Kg7 20. Rxf7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.5"]
[White "Do Valle Cardoso, Lucas"]
[Black "Silva, Caio Henrique Angelico"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2364"]
[BlackElo "2122"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "83"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,83,19,27,27,-1,35,32,61,64,99,25,23,33,37,-12,40,-20,51,45,73,35,52,50,63,68,83,48,81,52,75,114,114,104,130,130,143,125,146,114,114,130,123,106,106,139,120,122,160,166,171,146,146,126,123,130,126,124,150,161,174,174,179,167,185,187,202,202,213,198,186,230,223,210,250,247,247,247,254,254,296,282,279,299,306,312]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nb6 6. d4 Bg7 7. Bf4 O-O ({RR} 7... Be6 8. Qa3 Nc6 9. e3 O-O 10. Be2 a5 11. O-O Nb4 12. Rfc1 c6 13. Be5 Bh6 14. Ne4 Nd7 15. Nc5 Nxc5 16. Rxc5 Nd5 17. Bc4 Qb6 18. e4 Nf6 19. Bxe6 fxe6 20. Rc2 Qb4 21. Qd3 Rac8 22. Ne1 {½-½ Kramnik,V (2800)-Nakamura,H (2758) Moscow Tal Memorial 6th 2011 (6)}) 8. e4 $6 {Inaccuracy. Rd1 was best.} (8. Rd1 a5 9. e3 a4 10. Qa3 c6 11. Be2 Be6 12. O-O Re8) 8... c6 $6 {Inaccuracy. Nc6 was best.} (8... Nc6) 9. Rd1 Bg4 10. Be3 $146 ({RR} 10. Be2 Bxf3 11. Bxf3 Bxd4 12. a4 a5 13. O-O Na6 14. Ne2 c5 15. Be5 Nb4 16. Nxd4 cxd4 17. Bxd4 Qc7 18. Rc1 Qd8 19. Rfd1 Nd7 20. e5 e6 21. Bxb7 Rb8 22. Qf3 Qg5 23. Qe4 Rbd8 24. f4 Qe7 {1-0 Piasetski,L (2280)-Ciruelos Clerencia,J (1773) San Sebastian op 33rd 2010 (1)}) ({RR} 10. Be2 Bxf3 11. Bxf3 Bxd4 12. a4 a5 13. e5 c5 14. Bxb7 Ra7 15. Bf3 e6 16. O-O Kg7 17. Nb5 Rd7 18. Nxd4 cxd4 19. Qb5 Nd5 20. Bd2 Qc7 21. Bxa5 Qa7 22. Bd2 Rb7 23. Qc4 Nd7 24. Bxd5 exd5 {1-0 Wang Yue (2652)-Wan Yunguo (2498) TCh-CHN DivA Standard 2024 (11.1)}) ({Relevant:} 10. Be2 Bxf3 11. Bxf3 Bxd4 12. a4 a5 13. e5 c5 14. Bxb7 Ra7 15. Bf3 e6 16. O-O Kg7 17. Nb5 Rd7 18. Nxd4 cxd4 19. Qb5 Nd5 20. Bd2 Qc7 21. Bxa5 Qa7 22. Bd2 Rb7 23. Qc4 Nd7 24. Bxd5 exd5 25. Qxd5 Rxb2 26. Bc1 Re2 27. Rxd4 Nxe5 28. Be3 f6 29. Qb5 Rxe3 30. fxe3 Rb8 31. Qd5 Rb2 32. Qd6 Rb6 33. Qc5 Qb7 34. Rd8 Kh6 35. Qf8+ Kh5 36. Rd4 g5 37. Qe8+ Kh6 38. h4 Rb1 39. Qf8+ Kh5 {1-0 Wang,Y (2652)-Wan,Y (2498) CHN-chT Div-A 2024 (11.1)}) 10... N8d7 11. Be2 Qc7 12. O-O Rac8 {[#]} 13. Rc1 $146 {Inaccuracy. h3 was best.} (13. h3) ({Predecessor:} 13. a4 Nf6 14. a5 Nbd7 15. Qb4 b6 16. axb6 axb6 17. e5 Nh5 18. Qxe7 Bxf3 19. gxf3 Rfe8 20. Qh4 c5 21. Nb5 Qd8 22. Qxd8 Rcxd8 23. f4 cxd4 24. Rxd4 Nc5 25. Nd6 Ne6 26. Nxe8 Nxd4 27. Bxh5 gxh5 28. Nxg7 Kxg7 29. Kg2 Ne6 30. f5 Nc5 31. Kf3 h6 32. Rg1+ Kh7 33. Bxc5 bxc5 34. f6 {1-0 Popov,L-Beggi,P Reggio Emilia-16 1973/74 (2)}) 13... Qb8 14. Rfd1 c5 $6 {Inaccuracy. e5 was best.} (14... e5 15. d5 cxd5 16. exd5 Nf6 17. h3 Bxf3 18. gxf3 Rfd8 19. h4 Bf8 20. Bg5) 15. dxc5 Nxc5 16. Qb4 Ne6 17. Nd5 Rxc1 18. Rxc1 Bxf3 19. Bxf3 Qe5 20. Nxe7+ Kh8 21. b3 Ng5 $6 {Inaccuracy. Nd4 was best.} (21... Nd4 22. Qc5) 22. Qc5 Nxf3+ 23. gxf3 Qf6 24. Kg2 Nd7 25. Nd5 Nxc5 26. Nxf6 Nxb3 27. axb3 Bxf6 28. Rc7 Kg7 29. Bxa7 b5 30. Rb7 Rc8 31. Rxb5 Rc2 32. Rb7 Rb2 33. b4 g5 34. Be3 h6 35. b5 Rb4 36. b6 Bd4 37. Bxd4+ Rxd4 38. Rc7 Rb4 39. b7 Kg6 40. f4 gxf4 41. Kf3 Rb2 42. Kxf4 {[PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS 0 PRETAS 0]} 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "43"]
[White "Ramos, Angelo Bil"]
[Black "Lourenco, Valerio Dos Santos"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1957"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "114"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {ChessBase II} Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 O-O 6. Bxf6 Bxf6 7. Nxd5 ({RR} 7. cxd5 c6 8. dxc6 Nxc6 9. e3 Bg4 10. Be2 Qb6 11. Rb1 Rfd8 12. O-O e5 13. d5 Ne7 14. e4 Bxf3 15. Bxf3 Nc8 16. Qd3 Nd6 17. Rfc1 Rac8 18. Rc2 Bg5 19. g3 h5 20. h4 Bh6 21. Bg2 Rc4 {1-0 Dubov,D (2708)-Priasmoro,N (2507) Titled Tue 31st Jan Early 2023 (1)}) 7... Bg7 8. e3 c6 ({RR} 8... e6 9. Nc3 c5 10. d5 Qa5 11. Qd2 exd5 12. Nxd5 Qxd2+ 13. Nxd2 Nc6 14. O-O-O Be6 15. Ne4 Bxd5 16. cxd5 Nb4 17. a3 Na6 18. Bc4 Rab8 19. d6 b5 20. Bd5 Rfd8 21. Rd2 Kf8 22. Rhd1 f5 23. Ng5 {½-½ Martin,S (1970)-Ivanov,A (2012) Titled Tue 18th Jun Early 2024 (6)}) 9. Nc3 c5 $146 ({RR} 9... Qb6 10. Qb3 Qc7 11. Be2 Bg4 12. h3 Bxf3 13. Bxf3 Nd7 14. O-O b6 15. Qa4 Rfc8 16. b4 Rab8 17. b5 c5 18. Nd5 Qd8 19. Rad1 e6 20. Nf4 Qc7 21. Bc6 Nf8 22. d5 e5 23. d6 Qd8 24. d7 {1-0 Reviakov,N (1309)-Tetyuev,S Gelendzhik op 11th 2015 (5)}) ({RR} 9... Bg4 10. Be2 Qc7 11. O-O Nd7 12. Qc2 Nb6 13. c5 Nd5 14. h3 Bf5 15. Bd3 Nb4 16. Qd2 Bxd3 17. Rfd1 Ba6 18. e4 b6 19. Ne1 bxc5 20. a3 cxd4 21. Na4 Nd5 22. exd5 cxd5 23. Rac1 Qd6 24. Nc5 {1-0 Schindzielorz,S-Koellmer,H Hassloch op-B 1997 (4)}) ({RR} 9... Bg4 10. Be2 Nd7 11. O-O e5 12. Nxe5 Bxe2 13. Qxe2 Nxe5 14. dxe5 Bxe5 15. Rfd1 Qc7 16. g3 Bxc3 17. bxc3 Qa5 18. Qb2 Qc7 19. Rd4 Rfe8 20. Rad1 Re7 21. Qd2 Rae8 22. Rd7 Rxd7 23. Qxd7 Qxd7 24. Rxd7 {1-0 Schmidt,J (2089)-Morosova,S (1652) GER-chT Federal Cup (Women) 2013 (4.3)}) 10. Rc1 cxd4 11. Nxd4 Qb6 12. Nb3 Rd8 13. Qf3 a5 14. Nd5 Qd6 15. Rd1 Bxb2 16. Nf6+ Bxf6 17. Rxd6 Rxd6 18. Be2 Bc3+ 19. Kf1 Nc6 20. g3 Bh3+ 21. Kg1 h5 22. Qe4 Bf5 23. Qg2 Rad8 24. f3 Bb1 25. Kf2 Bxa2 26. Nc5 Rd2 27. Ne4 Rc2 28. Nxc3 Rxc3 29. Rd1 Rxd1 30. Bxd1 Bxc4 31. Qh3 e6 32. Qh4 b5 33. Qe4 Bd5 34. Qb1 b4 35. Ba4 Ne5 36. e4 Rxf3+ 37. Kg2 Bc4 38. Qa1 Rc3 39. Bd1 Nc6 40. Kf2 Bb3 41. Bxb3 Rxb3 42. Ke2 Ra3 43. Qb2 Rb3 44. Qa2 Rc3 45. Kd2 Nd4 46. Kd1 Rd3+ 47. Ke1 Nb3 48. Qa4 Rc3 49. e5 Kg7 50. Qd7 Rc1+ 51. Kf2 Nc5 52. Qd4 b3 53. Qh4 Nd3+ 54. Kg2 Nxe5 55. Qd4 f6 56. Qa7+ Nf7 57. Kh3 Rc2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Nascimento, Kaio Vinicius Da Tr"]
[Black "Lujan, Carolina"]
[Result "0-1"]
[ECO "D93"]
[WhiteElo "1693"]
[BlackElo "2262"]
[Annotator "Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. e3 Be6 7. Qb3 c5 8. Qxb7 Qb6 9. Qxb6 axb6 10. Rd1 $146 ({RR} 10. O-O-O Ne4 11. Nxe4 dxe4 12. Ng5 cxd4 13. Bxb8 Rfxb8 14. Nxe6 fxe6 15. exd4 Rxa2 16. Kc2 Rf8 17. Kb3 Ra5 18. Be2 Rxf2 19. Bg4 e5 20. d5 e3 21. Rhe1 e4 22. Rb1 Bd4 23. Re2 Kg7 24. Rbe1 Kf6 {0-1 Zhang,Z (2190)-Bai,J (2406) Zhongshan zt 3.5 2014 (5)}) ({RR} 10. dxc5 bxc5 11. Ng5 Nc6 12. Nxe6 fxe6 13. Be2 d4 14. Nb5 e5 15. Bg3 e4 16. Nc7 Rab8 17. Nb5 Rb7 18. O-O d3 19. Bd1 Nh5 20. Bxh5 gxh5 21. Rab1 Nb4 22. Nc3 Ra7 23. Nxe4 Rxa2 24. Nxc5 Rc8 {½-½ Sakaev,K (2594)-Gelfand,B (2747) Vladimir Petrov Memorial op 2015 (5)}) ({RR} 10. Ng5 Nc6 11. Nxe6 fxe6 12. dxc5 bxc5 13. Be2 d4 14. Nb5 e5 15. Bg5 e4 16. Nc7 Ra5 17. Ne6 Rb8 18. Nxg7 Kxg7 19. f3 d3 20. Bf1 Rxb2 21. Bxf6+ exf6 22. fxe4 Nb4 23. Rd1 Raxa2 24. h4 Ra3 {0-1 Filip,V (1950)-Postupa,P (2242) CZE-chT2C 1415 2014 (5.7)}) 10... Ne4 11. Bc7 Nxc3 12. bxc3 Rxa2 13. Nd2 Nd7 14. Bf4 dxc4 15. Bxc4 Rxd2 16. Kxd2 Bxc4 17. Rb1 b5 18. Rhd1 e5 19. Bg3 cxd4 20. exd4 exd4 21. cxd4 Ra8 22. Kc2 Nb6 23. Bd6 Rc8 24. Bc5 Na4 25. Rd2 Nxc5 26. dxc5 Rxc5 27. Rd8+ Bf8 28. Kb2 Kg7 29. Rc1 Be7 30. Rd7 Bf6+ 31. Ka3 Re5 32. Rc2 Be7+ 33. Kb2 Re1 34. Kc3 Bf6+ 35. Kb4 Rh1 36. h3 Rg1 37. g3 Be6 38. Rb7 Rb1+ 39. Kc5 b4 40. Re2 Rc1+ 41. Kd6 Bc4 42. Re4 Rd1+ 43. Kc5 Bd5 44. Rbxb4 Bxe4 45. Rxe4 Rd2 46. f4 Rd3 47. g4 h6 48. f5 Rxh3 49. fxg6 Kxg6 50. Re1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "55"]
[White "De Haro, Martim Afonso Palma"]
[Black "Jurado, Laura Alves"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1804"]
[BlackElo "1612"]
[Annotator "Chessbase"]
[PlyCount "43"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. h3 O-O 8. Bd3 Nc6 ({RR} 8... dxc4 9. Bxc4 a6 10. a4 {½-½ Barlov,D (2433)-Gleizerov,E (2536) Las Palmas Centro Goya op 2014 (4)}) ({RR} 8... a6 9. a4 Nc6 10. O-O Nb4 11. c5 b6 12. Re1 bxc5 13. dxc5 Qc7 14. Qe2 Qxc5 15. Be3 Qc7 16. Rac1 Nxd3 17. Qxd3 Qb7 18. Bc5 Re8 19. Qd2 a5 20. Ne5 Be6 21. Nd3 Bf5 22. Nf4 Rad8 23. Nb5 {0-1 Lama,M (2010)-Li,W (2194) 5th SCO Teams 2023 (3.5)}) 9. a3 b6 $146 ({RR} 9... dxc4 10. Bxc4 Bf5 11. O-O Rc8 12. Ba2 Ne4 13. Re1 Nxc3 14. bxc3 Qa5 15. Bb2 Qb6 16. Qd2 Bf6 17. g4 Bd7 18. Rab1 Na5 19. Ne5 Ba4 20. Ba1 Qc7 21. Qd3 e6 22. Qf3 Bxe5 23. Rxe5 Nc4 24. Rc5 {0-1 Foussard,G (2030)-Betton,O (2175) FRA-chT2 West 0607 2006 (5.3)}) ({RR} 9... dxc4 10. Bxc4 Bf5 11. O-O Ne4 12. Re1 Nd6 13. Ba2 b5 14. g4 Bd7 15. Bg5 h6 16. Bh4 g5 17. Bg3 a6 18. Qd3 Nc4 19. Bxc4 bxc4 20. Qxc4 Qc8 21. d5 Nd4 22. Qd3 Nxf3+ 23. Qxf3 f5 24. gxf5 {1-0 Ranfagni,S (1998)-Giretti Kanev,J (2199) Robecchetto op 22nd 2011 (1)}) ({RR} 9... dxc4 10. Bxc4 e6 11. O-O a6 12. Bg5 Ne7 13. Bd3 h6 14. Bh4 Nf5 15. Bxf5 exf5 16. Qb3 g5 17. Bg3 f4 18. Bh2 Nh5 19. Rad1 b5 20. Ne4 Bf5 21. Nc5 Qb6 22. Na4 Qd8 23. Nc3 Qc8 24. Ne2 {0-1 Frei,E-Heinzelmann,H AUT-chT3 9899 1998 (8)}) 10. O-O Bb7 11. Re1 e6 12. Bg5 Ne7 13. Ne5 dxc4 14. Bxc4 Nf5 15. Ne4 Rc8 16. Ba2 Qe7 17. d5 Rfd8 18. Ng4 Bxd5 19. Nexf6+ Bxf6 20. Bxf6 Qb7 21. Bxd8 Rxd8 22. Nf6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "4"]
[White "Quintiliano, Renato R."]
[Black "Azevedo Junior, Jose Ferreira"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2499"]
[BlackElo "2057"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 g6 5. d4 Bg7 6. Bd3 O-O 7. O-O b6 8. Qe2 Bb7 9. e4 ({RR} 9. Rd1 Nbd7 10. e4 dxe4 11. Bxe4 Nxe4 12. Nxe4 Nf6 13. Nc3 Qc7 14. Bg5 Rad8 15. Re1 h6 16. Bh4 e6 17. Rad1 a6 18. Bg3 Qe7 19. Na4 Nd7 20. Bc7 Rc8 21. Bxb6 Qb4 22. Nc5 Nxb6 23. Nxb7 Nxc4 {1-0 Rustemov,A (2525)-Petesch,G (2330) Titled Tue 13th Jun Late 2023 (3)}) 9... dxe4 10. Nxe4 Nbd7 11. Re1 Re8 $146 ({RR} 11... Nxe4 12. Qxe4 e5 13. dxe5 Nc5 14. Bg5 Qxd3 15. Qh4 h5 16. Be7 Rfe8 17. Bxc5 bxc5 18. h3 Rad8 19. Rad1 Qxd1 20. Rxd1 Rxd1+ 21. Kh2 Bxe5+ 22. Nxe5 Rxe5 23. Qf4 Rde1 24. Qf6 Re8 25. g4 hxg4 26. hxg4 {0-1 Barbosa,J (1784)-Carvalho,H (2182) Porto Seguro op 2014 (5)}) 12. Bg5 Qc7 13. Nc3 a6 14. Rad1 e6 15. Bc2 Rac8 16. Ne5 c5 17. Ba4 b5 18. cxb5 cxd4 19. bxa6 d3 20. Qe3 Bxa6 21. Bxf6 Nxf6 22. Bxe8 Rxe8 23. Nxd3 Qc6 24. Nb1 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "43"]
[White "Garcia, Erich Douglas Ribeiro"]
[Black "De Souza, Felipe Guimaraes"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "1675"]
[BlackElo "2038"]
[Annotator "Chessbase"]
[PlyCount "70"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. a3 c5 4. d5 exd5 5. cxd5 g6 6. Nc3 Bg7 7. e4 O-O ({RR} 7... d6 8. f3 Nbd7 9. Nge2 a6 10. a4 O-O 11. Ng3 h5 12. Bg5 Qb6 13. Qd2 Nh7 14. a5 Qc7 15. Bh6 h4 16. Bxg7 Kxg7 17. Nge2 Ne5 18. Nf4 Qe7 19. Be2 f5 20. O-O Ng5 21. exf5 Bxf5 22. Rae1 {1-0 Firouzja,A (2785)-Mendonca,L (2541) Titled Tue 28th Feb Late 2023 (3)}) ({RR} 7... d6 8. f4 O-O 9. Nf3 Re8 10. Qc2 Qe7 11. Bd3 c4 12. Be2 Nxe4 13. Nxe4 Qxe4 14. Qxe4 Rxe4 15. Ng5 Re7 16. Kd1 c3 17. bxc3 Bxc3 18. Rb1 Bd7 19. Bd3 Na6 20. Bxa6 Ba4+ {0-1 Kennedy,S (1784)-Lohan,M (1826) World Senior Teams +65 2024 (5.1)}) 8. Bd3 d6 9. Nge2 a6 10. Rb1 $146 ({RR} 10. O-O b5 11. Bg5 Re8 12. Ng3 Nbd7 13. f4 Qc7 14. Kh1 c4 15. Bc2 Nc5 16. h3 Rb8 17. Qf3 Nfd7 18. Rae1 a5 19. e5 dxe5 20. fxe5 Nxe5 21. Qf4 b4 22. Nce4 Nxe4 23. Nxe4 Bf5 24. Nf6+ Kh8 {1-0 Mas Recorda,P (2087)-Palmero Castillo,M (1619) Girona Provincial-ch 2011 (1)}) ({RR} 10. O-O b5 11. b4 Nbd7 12. Bf4 Qb6 13. h3 Nh5 14. Be3 Ne5 15. bxc5 dxc5 16. f4 Nxd3 17. Qxd3 Bd7 18. g4 Nf6 19. e5 Ne8 20. Ne4 Rc8 21. Rac1 c4 22. Qd2 Qb7 23. Nc5 Qc7 24. Nxa6 Qd8 {½-½ Schena,A (1729)-Borges,G (2216) Santa Catarina State-ch 62nd 2018 (2)}) ({RR} 10. a4 Re8 11. O-O Nbd7 12. f4 Rb8 13. Qc2 Qc7 14. b3 b5 15. axb5 axb5 16. Nxb5 Qb6 17. Nec3 c4+ 18. Kh1 cxd3 19. Qxd3 Ba6 20. Rxa6 Qxa6 21. Be3 Ng4 22. Bd2 Bxc3 23. Bxc3 Qxb5 24. Qf3 Ngf6 {0-1 Acar,O (1798)-Gazioglu,H (1909) TUR Cup Antalya 2019 (11)}) 10... b5 11. b4 Nbd7 12. O-O Re8 13. f3 Ne5 14. Be3 Nfd7 15. Bc2 Nc4 16. Bc1 cxb4 17. axb4 Qb6+ 18. Kh1 Ne3 19. Bxe3 Qxe3 20. Qd3 Qb6 21. f4 Ra7 22. Bb3 Nf6 23. h3 Rae7 24. Ng3 h5 25. h4 Ng4 26. Nd1 Bb7 27. Bc2 Rc7 28. Rb3 Rec8 29. Bb1 Rc4 30. Ne2 Qd8 31. g3 Qe7 32. Nf2 Qd7 33. Nxg4 Qxg4 34. Qf3 Qxf3+ 35. Rbxf3 f5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Garcia, Erich Douglas Ribei"]
[Black "Teixeira, Maria Luiza Prado"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "1675"]
[BlackElo "1878"]
[Annotator "Chessbase"]
[PlyCount "57"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. c5 b6 ({RR} 4... e5 5. dxe5 Ne4 6. b4 Nc6 7. g3 Nxe5 8. f3 Nf6 9. Bb2 Nc4 10. Bd4 Be6 11. e3 a5 12. Nc3 Be7 13. Bxc4 dxc4 14. Nge2 O-O 15. e4 b6 16. f4 Bh3 17. Kf2 Ng4+ 18. Kf3 f5 19. e5 {0-1 Luba,L (2094)-Karpus,M (2364) Lazy op 14th 2018 (5)}) 5. b4 a5 6. Bb2 axb4 $146 ({RR} 6... Be7 7. Nf3 Ne4 8. g3 O-O 9. Bg2 axb4 10. axb4 Rxa1 11. Bxa1 bxc5 12. bxc5 Bf6 13. Nbd2 Nc6 14. O-O Nxd2 15. Qxd2 Ba6 16. Bc3 Qb8 17. Ra1 Bc4 18. Ne5 Bxe5 19. dxe5 Qb5 20. e4 Qxc5 21. exd5 {0-1 Somacarana-Cochrane,J Calcutta 1857}) ({RR} 6... c6 7. e3 Be7 8. Nc3 O-O 9. Nf3 Nbd7 10. Bd3 Ba6 11. O-O Bxd3 12. Qxd3 Qc7 13. h3 Rfb8 14. Qc2 Rb7 15. Rfb1 Rba7 16. Nd2 axb4 17. axb4 bxc5 18. bxc5 e5 19. Ne2 e4 20. Qc1 Nh5 21. Rxa7 {½-½ Espinola,J (1590)-De Lima,E (1798) Joao Pessoa Fischer Memorial 11th 2022 (4)}) ({RR} 6... Be7 7. e3 O-O 8. Bd3 c6 9. Nf3 Ba6 10. O-O Bxd3 11. Qxd3 Ne4 12. Nfd2 f5 13. f3 Nf6 14. Nc3 Na6 15. Na2 Nd7 16. f4 Bf6 17. Qc2 b5 18. Nb3 a4 19. Nd2 Qe8 20. Nf3 Qh5 21. Qf2 {½-½ Kneip,J (1534)-Buechler,F (1829) Kurpfalz Seniors op 05th 1999}) ({RR} 6... Be7 7. Nc3 O-O 8. e3 Bd7 9. Bd3 axb4 10. axb4 bxc5 11. Rxa8 {1-0 Bloemink,H-Trnka,T Rail 4 countries 13th 1996 (2.5)}) 7. axb4 Rxa1 8. Bxa1 Ba6 9. Nc3 c6 10. Nf3 Nbd7 11. e3 Bxf1 12. Kxf1 Be7 13. g3 Qc7 14. Kg2 O-O 15. Re1 Ne4 16. Nxe4 dxe4 17. Nd2 f5 18. Qb3 Rf6 19. d5 exd5 20. Bxf6 Nxf6 21. Qc3 Nd7 22. Nb3 Bf6 23. Nd4 Ne5 24. Qa3 Nd3 25. Ra1 Kf7 26. Qa8 Kg6 27. Ra7 Qe5 28. cxb6 Be7 29. Qe8+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "17"]
[White "Lage, Pedro Ferreira"]
[Black "De Moura Silva, Guilherme"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2132"]
[BlackElo "1916"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Bd6 5. O-O Nbd7 6. c4 c6 7. Nbd2 ({RR} 7. Nfd2 e5 8. cxd5 cxd5 9. dxe5 Nxe5 10. Nc3 Be6 11. Qa4+ Nc6 12. e4 d4 13. Nd5 O-O 14. Nb3 d3 15. Bg5 Bxd5 16. exd5 Ne5 17. Rad1 h6 18. Bf4 Nfd7 19. Nc1 Qb6 20. Qb3 g5 21. Bxe5 Nxe5 {½-½ Grischuk,A (2761)-Radjabov,T (2784) Moscow Tal Memorial 7th Blitz 2012 (2)}) 7... Ne4 $146 ({RR} 7... Qe7 8. Re1 Ne4 9. Nxe4 dxe4 10. Nd2 f5 11. f3 exf3 12. Bxf3 Qf6 13. e3 O-O 14. Nf1 e5 15. b3 e4 16. Bg2 Qh6 17. Bb2 Nf6 18. d5 c5 19. Re2 Bd7 20. Qe1 Ng4 21. Rc1 b6 22. a3 {0-1 Gilfer,E-Monticelli,M Olympiad-05 Folkestone 1933 (7.2)}) ({RR} 7... b6 8. Qc2 Bb7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 Qc7 13. Bg5 Nd7 14. Nd2 h6 15. Be3 O-O 16. Ne4 c5 17. d5 exd5 18. Nc3 Nf6 19. Rfd1 a6 20. Nxd5 Nxd5 21. Bxd5 Bxd5 22. Rxd5 {1-0 Jares,M (2382)-Sharon,R (2015) 61st World Juniors 2024 (8.47)}) ({RR} 7... b6 8. Qc2 Bb7 9. e4 dxe4 10. Ng5 O-O 11. Ndxe4 Nxe4 12. Bxe4 h6 13. Bh7+ Kh8 14. Bg8 f5 15. Nf7+ Rxf7 16. Bxf7 Qf6 17. Bh5 f4 18. Qg6 fxg3 19. hxg3 c5 20. dxc5 Bxc5 21. Bf4 Qxb2 22. Rad1 {1-0 Hart,T-Jones,R British CF-54 U21 1967 (3)}) ({RR} 7... b5 8. e4 Be7 9. e5 Nh5 10. c5 a5 11. Re1 g6 12. Nf1 Ng7 13. g4 h5 14. h3 Nf8 15. Bd2 Bd7 16. Qc1 hxg4 17. hxg4 Nh7 18. N1h2 Bc8 19. Bf1 Kd7 20. g5 Nf5 21. Ng4 Nf8 22. Nf6+ {1-0 Mihajlovic,V-Krstic,R (2270) YUG-chT2 Tivat 1995 (1)}) 8. Nxe4 dxe4 9. Ng5 Nf6 10. Nxe4 Nxe4 11. Bxe4 O-O 12. Qc2 f5 13. Bg2 f4 14. Bd2 e5 15. Bc3 exd4 16. Bxd4 fxg3 17. fxg3 Rxf1+ 18. Rxf1 Bxg3 19. Qc3 Bd6 20. c5 Bf8 21. Qb3+ Kh8 22. e3 Qe8 23. Qf7 Qxf7 24. Rxf7 Kg8 25. Rc7 Rb8 26. b4 Be6 27. a3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "37"]
[White "Manzi, Luiz Antonio Bardaro"]
[Black "Vargas, Victor Da Silva"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1980"]
[BlackElo "1684"]
[Annotator "Chessbase"]
[PlyCount "67"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. d4 e6 5. O-O Bd6 6. b3 O-O 7. Bb2 Nbd7 8. Nbd2 Re8 9. c4 b6 10. Re1 ({RR} 10. Qc2 Bb7 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qc2 c5 15. dxc5 Bxc5 16. Rad1 Qe7 17. Ng5 e5 18. Bxb7 Qxb7 19. Qf5 Qc8 20. Qf3 e4 21. Qf4 Qg4 22. Rde1 Qxf4 23. gxf4 e3 24. fxe3 Ng4 {½-½ Krasenkow,M (2671)-Swicarz,M (2378) Wroclaw Anderssen Memorial rapid 2017 (3)}) ({RR} 10. Ne5 Bb7 11. Ndf3 Rc8 12. Rc1 h6 13. e3 Ba6 14. Re1 Ne4 15. cxd5 cxd5 16. Nc6 Qf6 17. Nxa7 Rxc1 18. Qxc1 Bb4 19. Rd1 Be2 20. a3 Bxf3 21. Bxf3 Qxf3 22. axb4 Qxf2+ 23. Kh1 Qf3+ 24. Kg1 Ng5 {0-1 Solcan,M (2204)-Bardyk,A (2192) Titled Tue 20th Feb Late 2024 (2)}) 10... Bb7 11. Rc1 $146 ({RR} 11. Qc2 c5 12. Rad1 Qe7 13. Qb1 Rad8 14. Qa1 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18. Qxe5 Rxe5 19. Nb1 Ree8 20. cxd5 Bxd5 21. Nc3 Bxg2 22. Kxg2 a6 23. Na4 Rxd1 24. Rxd1 Rxe2 25. Rd8+ Re8 {½-½ Fajman,P (2300)-Hala,B (2195) CZE-chT2V 9899 1998}) ({RR} 11. Ne5 c5 12. e3 Qc7 13. Ndf3 Rac8 14. Rc1 Qb8 15. Rc2 Qa8 16. Ng5 Rf8 17. Nxd7 Nxd7 18. e4 h6 19. e5 Be7 20. Nh3 cxd4 21. Qxd4 Rfd8 22. Qg4 Nc5 23. Nf4 dxc4 24. Bxb7 Qxb7 25. Nh5 Bf8 {0-1 Berrio,A-Rincon,N Barranquilla Carnaval Cup 10th 1999 (3)}) 11... a5 12. e3 a4 13. Ne5 axb3 14. axb3 Bb4 15. Bc3 Bxc3 16. Rxc3 Nxe5 17. dxe5 Nd7 18. f4 b5 19. cxd5 exd5 20. Nf3 Qa5 21. Rc1 h6 22. Nd4 c5 23. Nf5 c4 24. Qg4 g6 25. Nxh6+ Kg7 26. Nf5+ Kg8 27. Nd6 Qc7 28. bxc4 bxc4 29. Nxe8 Rxe8 30. h4 Kg7 31. h5 Rh8 32. hxg6 fxg6 33. Qe6 c3 34. Qe7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.7"]
[Board "7"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2057"]
[BlackElo "2244"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "99"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,99,27,27,27,18,23,-20,13,10,1,-35,10,9,13,-13,20,37,35,28,32,35,18,26,16,13,43,48,38,16,34,-32,-20,-24,-12,-29,-26,-22,-25,-18,-27,-30,-29,-29,-33,-57,-56,-45,-43,-72,-65,-69,64,-68,-66,-72,-79,-173,-90,-93,-97,-104,-113,-137,-139,-147,-145,-194,-201,-200,-202,-218,-210,-221,-224,-241,-243,-243,-241,-241,-216,-222,-217,-321,-340,-333,-333,-329,-329,-334,-355,-353,-362,-362,-360,-491,0,-27,-27,-26,-26,-29987] [PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} 1. Nf3 d5 2. d4 Nf6 3. g3 e6 4. Bg2 c5 5. c4 dxc4 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Be7 12. Nfd4 Nxd4 $1 {[%mdl 4] is more profitable than 12...Bd7 at the moment.} 13. cxd4 Nd5 14. Bb2 ({Relevant:} 14. Bd2 f5 15. Na5 b6 16. Nc6 Bf6 17. e3 Bb7 18. Nb4 Rfd8 19. a4 Rab8 20. a5 Nxb4 21. Bxb4 Bxg2 22. Kxg2 e5 23. axb6 axb6 24. dxe5 Bxe5 25. Rxd8+ Rxd8 26. Ra6 Rb8 27. h3 Rb7 28. f4 Bb2 29. g4 g6 30. Kf3 Kf7 31. Ra8 Bf6 32. Rf8+ Kg7 33. Rc8 Kf7 34. Rf8+ Kg7 35. Rc8 Kf7 {½-½ Ding,L (2762)-Firouzja,A (2737) Norway Chess 12th 2024 (10)}) 14... Bd7 {[#]} ({RR} 14... f5 15. Na5 b6 16. Nc6 Bd6 17. Rac1 Ba6 18. Re1 Bb7 19. e4 fxe4 20. Rxe4 Kf7 21. Bh3 Rfe8 22. Ne5+ Bxe5 23. Rxe5 Rad8 24. Ba3 Nf6 25. Rc7+ Rd7 26. Rxd7+ Nxd7 27. Re1 Nf6 28. Rc1 Rc8 29. Rxc8 {½-½ Wei,Y (2736)-So,W (2754) Abidjan GCT rapid 2019 (5)}) 15. Na5 $146 ({RR} 15. e4 Nb6 {½-½ Shafigullina,Z (2137)-Zhapova,Y (2111) 73rd ch-RUS HL w 2023 (8.13)}) ({RR} 15. Nc5 Bc6 16. e4 Nf6 17. d5 exd5 18. exd5 Nxd5 19. Bxd5 Bxc5 20. Bxc6 bxc6 21. Rdc1 Bb6 22. Rxc6 Rad8 23. Ba3 Rfe8 24. Bc5 Bxc5 {½-½ Martinez,V (1926)-Fuentes,A (2129) 99th ch-ARG Semi-Final 2024 (5.23)}) ({RR} 15. Rdc1 Rac8 16. Nc5 Bc6 17. a4 Rfd8 18. Nd3 g5 19. e3 Bd6 20. Ba3 Bxa3 21. Rxa3 Be8 22. Rb1 b6 23. Bxd5 Rxd5 24. a5 bxa5 25. Nc5 e5 26. Rxa5 exd4 27. exd4 Rxd4 28. Nb3 Rb4 29. Raa1 Bd7 {0-1 Sahithi Varshini M (2220)-Tyurin,A (2349) Vezerkepzo Nov GM2 2022 (8.3)}) ({RR} 15. Nc5 Bc6 16. Rac1 Rfd8 17. e3 Rac8 18. Bf1 b6 19. Nd3 Ba4 20. Re1 Nb4 21. Nxb4 Bxb4 22. Ba6 Bxe1 23. Bxc8 Bb4 24. Ba6 Bd6 25. e4 Kf8 26. f4 Ke8 27. Kf2 g6 28. Ke3 Bd7 29. e5 Be7 {½-½ Miton,K (2601)-Hoepfl,T (2296) EU-ch rapid Wroclaw 2014 (9)}) ({Predecessor:} 15. e4 Nb6 16. Nc5 Bc6 17. Rac1 Rfd8 18. Nd3 Rac8 19. Nf4 Kf8 20. h4 Ba4 21. Rxc8 Rxc8 22. Rc1 Nc4 23. Bf1 Nd6 24. Rxc8+ Nxc8 25. d5 exd5 26. Nxd5 Bc5 27. h5 Nd6 28. Bd3 Bc6 29. Kf1 f5 30. f3 Kf7 31. Ke2 b5 32. Be5 Nc4 33. Bc3 fxe4 34. fxe4 Bd6 35. Bxc4 bxc4 36. Kf3 g6 37. hxg6+ hxg6 38. Ne3 Bb5 39. Nd5 g5 40. Kg4 Kg6 41. Ne3 Bc5 42. Nf5 Bd7 43. Be5 Bb4 44. Kf3 Bxf5 {0-1 Taspinar,Y (2278)-So,W (2765) Titled Tuesday intern op 27th Jun Early blitz 2023 (2)}) 15... Bb4 16. Nb3 Bb5 17. e3 Nc3 18. Bxc3 Bxc3 19. Rab1 Be2 20. Rdc1 Bd3 21. Bxb7 Rad8 22. Rxc3 Bxb1 23. a4 $6 {Inaccuracy. Nc5 was best.} (23. Nc5 Bxa2 24. Ra3 Bd5 25. Bxd5 Rxd5 26. Rxa7 Rdd8 27. Nd7 Ra8 28. Rb7 Rfc8) 23... Ba2 24. a5 Bxb3 25. Rxb3 a6 $6 {Inaccuracy. Rb8 was best.} (25... Rb8 26. a6 Rfc8 27. Kg2 Kf8 28. g4 Rc2 29. h4 Ke7 30. Kf3 h6 31. Kg3) 26. Bxa6 Rd5 27. Rb5 Rfd8 28. Rc5 $2 {Mistake. Rb2 was best.} (28. Rb2 Rxa5 29. Be2 Rda8 30. Bf3 Ra2 31. Rb5 Rc8 32. d5 Rc1+ 33. Kg2 Kf8) 28... Ra8 $4 {Blunder. Rxc5 was best.} (28... Rxc5 29. dxc5 Ra8 30. Bb7 Rxa5 31. c6 Rc5 32. h4 Kf8 33. Kg2 Ke8 34. Kf3) 29. Rxd5 exd5 30. Bb7 Rxa5 31. f3 Kf8 32. Kf2 $2 {Mistake. h4 was best.} (32. h4 Ke7 33. Bc6 Ke6 34. Kf2 Ra2+ 35. Kf1 Rb2 36. Ba4 Ke7 37. Bc6 Rb3) 32... Ke7 33. e4 $6 {Inaccuracy. h4 was best.} (33. h4 Kd7 34. e4 dxe4 35. Bxe4 h6 36. Bd3 g6 37. Ke3 Ra3 38. Ke2 Ke7) 33... Ra2+ 34. Ke3 dxe4 35. fxe4 Rxh2 36. Ba6 f6 37. Bc8 Kd6 38. Kf4 Rf2+ 39. Ke3 Rc2 40. Bf5 Rc3+ 41. Kf4 $6 {Inaccuracy. Kd2 was best.} (41. Kd2 Rxg3 42. Bxh7 g6 43. Bg8 Ke7 44. Bc4 Ra3 45. Be2 f5 46. exf5 gxf5) 41... g6 42. e5+ fxe5+ 43. dxe5+ Kd5 44. Be4+ (44. Bb1 Ke6 45. Be4) 44... Ke6 45. Bb1 Rc4+ 46. Kg5 Kxe5 47. Kh6 $2 {Mistake. g4 was best.} (47. g4 Rc3 48. Ba2 Rg3 49. Bb1 Ra3 50. Bc2 Ke6 51. Kf4 Kf6 52. g5+ Kg7) 47... Rf4 $4 {Blunder. Rc1 was best.} (47... Kf6 48. Kxh7 Rg4 49. Bxg6) (47... Rc1) 48. Kxh7 Rg4 49. Bxg6 Kf6 50. Kh6 $4 {Checkmate is now unavoidable. Bb1 was best.} (50. Bb1 Rxg3 51. Bc2 Rg7+ 52. Kh8 Rg1 53. Bd3 Rh1+ 54. Kg8 Ra1 55. Be4 Rg1+) 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "25"]
[White "Oliveira, Tiago Batista"]
[Black "Moreira, Paulo Vinicius Macedo"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "1982"]
[BlackElo "1797"]
[Annotator "Chessbase"]
[PlyCount "31"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 c5 5. Bg2 Nc6 6. O-O dxc4 7. Qa4 Bd7 8. Qxc4 Qb6 9. dxc5 Bxc5 10. Nc3 Na5 11. Qh4 O-O ({RR} 11... Bc6 12. Na4 Bxa4 13. Qxa4+ Nc6 14. Ne5 Nd5 15. Nxc6 bxc6 16. a3 O-O 17. e3 Rfd8 18. Qc2 a5 19. Bd2 Bd6 20. e4 Ne7 21. Be3 Qc7 22. f4 e5 23. f5 c5 24. f6 Nc6 25. fxg7 Nd4 26. Qd1 {1-0 Donghvani,N (2070)-Gasparyan,M (1909) 40th World Junior Girls 2024 (10.22)}) 12. Ne5 Qc7 ({RR} 12... Nc6 13. Na4 Qb4 14. Nxc5 Qxc5 15. Nd3 Qd4 16. Bf4 Ne7 17. Qg5 Ng6 18. Be3 Qg4 19. Qxg4 Nxg4 20. Bc5 Rfd8 21. Bxb7 Rab8 22. Bg2 a5 23. Ba7 Rb5 24. a4 Rb3 25. Bd4 e5 26. Bc3 Bf5 27. Nc5 {1-0 Gutman,L (2460)-Seppeur,R (2295) Bundesliga 8687 1986 [1]}) 13. Bf4 Qb6 $146 ({RR} 13... Bd6 14. Nxd7 Nxd7 15. Nb5 Bxf4 16. Nxc7 g5 17. Qh6 {1-0 Guedon,S (2282)-Aiglon,N Saint Affrique op 08th  2000 (1)}) 14. Ne4 Bc6 15. Nxf6+ gxf6 16. Bh6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "27"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "Nejanky, Maisa"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1797"]
[BlackElo "1968"]
[Annotator "Chessbase"]
[PlyCount "158"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c5 8. Rd1 Nc6 9. dxc5 Qa5 10. Qxc4 Qxc5 11. Qxc5 Bxc5 12. Nc3 h6 $146 ({RR} 12... e5 13. Bg5 Bf5 14. Bxf6 gxf6 15. Nd5 Kg7 16. Rac1 Bd4 17. Nxd4 Nxd4 18. Kf1 Nc6 19. b4 Rad8 20. a3 Be6 21. b5 Nd4 22. Nc7 Bg4 23. f3 Bf5 24. Kf2 b6 25. e3 Nb3 26. Rxd8 Rxd8 27. Rc3 {0-1 Costa,C (2240)-Noseda,F (1962) Rio de Janeiro Verao op 2014 (2)}) 13. b3 e5 14. Na4 Be7 15. Bb2 e4 16. Nd2 e3 17. fxe3 Ng4 18. Nf1 Bg5 19. e4 Nb4 20. h3 Ne3 21. Nxe3 Bxe3+ 22. Kh2 Be6 23. Nc3 Nc2 24. Rab1 Rac8 25. Nd5 Bg5 26. h4 Bd8 27. Rbc1 Bxd5 28. exd5 Bb6 29. Bh3 f5 30. Rd2 Ne3 31. d6 Rcd8 32. Rd3 g5 33. hxg5 hxg5 34. Bd4 Rxd6 35. Bxb6 Rxd3 36. exd3 axb6 37. Rc7 Ra8 38. a4 b5 39. axb5 Ra2+ 40. Kg1 g4 41. Re7 Ra1+ 42. Kh2 Re1 43. Bg2 Nf1+ 44. Bxf1 Rxe7 45. Kg2 Kg7 46. Kf2 Kf6 47. Bg2 b6 48. Bc6 Kg5 49. d4 f4 50. gxf4+ Kxf4 51. d5 Re3 52. d6 g3+ 53. Kg2 Rxb3 54. d7 Rb2+ 55. Kf1 Rd2 56. Ke1 Rd4 57. Ke2 Rd6 58. Kf1 Kg4 59. Kg1 Rd2 60. Kh1 Kh4 61. Kg1 Kh3 62. Kf1 Kh2 63. Ke1 Rd6 64. Kf1 Rf6+ 65. Ke2 Rf8 66. Ke3 Rd8 67. Kd4 Rxd7+ 68. Bxd7 g2 69. Kd5 g1=Q 70. Kc6 Kg3 71. Kc7 Kf4 72. Bc6 Ke5 73. Bd7 Qc5+ 74. Kb7 Kd6 75. Bc6 Qe3 76. Bh1 Qe7+ 77. Kxb6 Qc7+ 78. Ka6 Kc5 79. Bd5 Qb6# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "36"]
[White "Ishida, Leopoldo Tetsuo"]
[Black "Oliveira, Tiago Batista"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1688"]
[BlackElo "1982"]
[Annotator "Chessbase"]
[PlyCount "60"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Bxc6 Rb8 10. Nc3 Bb7 11. Bg2 ({RR} 11. Qa4 Qxd4 12. Be3 Bxc6 13. Qxc6 Qd6 14. Qxc4 Rb4 15. Qd3 Qxd3 16. exd3 Rxb2 17. Bxa7 Ra8 18. Be3 Bb4 19. Nb5 Nd5 20. a3 Bf8 21. a4 Rb4 22. Rfc1 Raxa4 23. Rxa4 Rxa4 24. Nxc7 Nxe3 25. fxe3 Ra3 {½-½ Shipov,S (2625)-Lautier,J (2653) FIDE-Wch k.o. 2001 (2.1)}) 11... Bxg2 12. Kxg2 Qd7 $146 ({RR} 12... c5 13. e3 Qc7 14. Qf3 Rfd8 15. Rd1 h6 16. d5 exd5 17. Nxd5 Nxd5 18. Rxd5 Rxd5 19. Qxd5 Qb7 20. Qf3 Qxf3+ 21. Kxf3 Bf6 22. e4 c3 23. bxc3 Bxc3 24. Bf4 Rb2 25. Rc1 Bb4 26. Be3 Rxa2 27. Bxc5 {1-0 Almeida,C (1863)-Aguero Centurio,A (1813) Este op 5th Ciudad del Este 2015 (3)}) ({RR} 12... c5 13. dxc5 Qc7 14. Qc2 Qxc5 15. Be3 Qa5 16. Qa4 Qxa4 17. Nxa4 Rb4 18. b3 cxb3 19. axb3 Rxb3 20. Nc5 Rb5 21. Na6 Nd5 22. Bxa7 Bf6 23. Rfb1 Rxb1 24. Rxb1 Nc3 25. Rb2 Ra8 26. Nc7 Rc8 27. Nb5 {½-½ Klaas,T (1830)-Weldegebriel Beraki,K (1820) Online Olym Div4 B rapid 2021 (4.1)}) ({RR} 12... c5 13. dxc5 Bxc5 14. Rb1 Bd4 15. Bf4 Rb7 16. e3 Bc5 17. Qf3 Rd7 18. Qe2 Rd3 19. Rfd1 Nd5 20. Rxd3 Nxf4+ 21. exf4 cxd3 22. Qe4 Qd7 23. Rd1 Rd8 24. Rd2 Be7 25. Qf3 Bb4 26. a3 Bxc3 27. bxc3 {0-1 Grachev,A (1956)-Vunder,A (2199) St Petersburg Summer op 2017 (4)}) 13. Qc2 c5 14. Bf4 cxd4 15. Bxb8 dxc3 16. Bf4 Qb7+ 17. Kg1 Qxb2 18. Rfc1 Nd5 19. Be5 Ba3 20. Rab1 Qxc2 21. Rxc2 Bb2 22. a3 f6 23. Bd4 e5 24. Bxa7 Rc8 25. e4 Nc7 26. Bc5 Nb5 27. Bb4 Nd4 28. Bxc3 Bxc3 29. Ra2 Bd2 30. Kg2 c3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "11"]
[White "Pires, Marcos Vinicius Torsani"]
[Black "De Sa, Miguel Melro Franco Braga"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2212"]
[BlackElo "1813"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. d4 d5 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. c4 c6 7. Nc3 b6 8. Ne5 Bb7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Qc8 ({RR} 11... Qc7 12. Bf4 Bd6 13. Qh5 g6 14. Qh6 Nd7 15. Rfe1 Nxe5 16. dxe5 Be7 17. h4 c5 18. Bg5 Bxg5 19. hxg5 Rab8 20. Re2 Qxe5 21. Bxg6 Qg7 22. Qxg7+ Kxg7 23. Bc2 Rbd8 24. f4 h6 25. gxh6+ Kxh6 26. Kf2 {0-1 Csonka,B (2473)-Antoniou,R (2027) Titled Tue 16th Jul Early 2024 (9)}) 12. Qc2 ({RR} 12. Qf3 f5 13. Bc2 c5 14. d5 Nd7 15. Re1 Nxe5 16. Rxe5 Bd6 17. Re1 exd5 18. cxd5 c4 19. Be3 Qd7 20. Rad1 Rae8 21. Bd2 a5 22. a3 Bc5 23. Bc3 Rxe1+ 24. Bxe1 f4 25. g4 Bd6 26. Bc3 Re8 {1-0 Sarana,A (2625)-Saraci,N (2391) Titled Tuesday intern op 5th March blitz 2019 (6)}) 12... h6 $146 ({RR} 12... f5 13. Bg2 Nd7 14. Bf4 Nf6 15. Rad1 Re8 16. Rfe1 Nd7 17. Qa4 Nxe5 18. Bxe5 Bf8 19. h3 a6 20. Qb3 b5 21. cxb5 axb5 22. g4 fxg4 23. hxg4 Qd7 24. a3 Qf7 25. Be4 g6 26. Re3 Bg7 27. Rf3 {1-0 Borriss,C (2112)-Heyme,S (2099) BL 0405 (Women) 2004 (10.5)}) ({RR} 12... f5 13. Bg2 c5 14. Bxb7 Qxb7 15. dxc5 Bxc5 16. Rd1 Nc6 17. Nd7 Nd4 18. Rxd4 Bxd4 19. Nxf8 Rxf8 20. Qb3 Qe4 21. Qd1 Rc8 22. Bf4 e5 23. Bd2 Bxb2 24. Rb1 Bd4 25. Rb4 Rd8 26. Qc1 Qe2 27. Qe1 {0-1 Sajjadi,K (1860)-Skjoldager,M (2054) Helsingor Xtracon op 2016 (6)}) ({RR} 12... f5 13. Bg2 Bf6 14. c5 Bxe5 15. dxe5 Nd7 16. b4 Nxe5 17. Re1 Ng6 18. Bb2 Re8 19. Qb3 bxc5 20. bxc5 Rb8 21. h4 Ba6 22. Qc3 Re7 23. h5 Nf8 24. Bc1 Rbb7 25. Bf4 h6 26. Bd6 Re8 27. Qf3 {1-0 Schmitz,J (2190)-Steil,J (2085) Oberliga NRW 8990 I 1989 (2)}) 13. c5 Nd7 14. Bf4 Nf6 15. Bg2 bxc5 16. dxc5 Nd5 17. Bd2 Qc7 18. Rfe1 a5 19. Rac1 Rfd8 20. a3 a4 21. h4 Bf8 22. Bh3 Rac8 23. Nxf7 Kxf7 24. Bxe6+ Ke8 25. Bxd5+ Be7 26. Bf4 Qa5 27. Qe4 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "15"]
[White "Lage, Pedro Ferreira"]
[Black "Pereira, Arthur Macedo"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2132"]
[BlackElo "1940"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 a5 7. Qc2 Nc6 8. a3 dxc4 9. Qxc4 a4 10. Nc3 Bd7 11. Bf4 Na5 12. Qd3 Nb3 $146 ({RR} 12... Nd5 13. Rad1 Nxf4 14. gxf4 Ra6 15. Ne5 Rb6 16. Rb1 Rb3 17. Rfd1 Bd6 18. Be4 f5 19. Bg2 Kh8 20. e3 Qe8 21. d5 Bc8 22. Qd4 b5 23. Qa7 Bxe5 24. fxe5 Nc4 25. Qxc7 Nxb2 26. Rdc1 Nc4 27. Rxb3 {0-1 Mammadzada,G (2449)-Khotenashvili,B (2464) GEO-AZE Women Match 2024 (1.1)}) 13. Rad1 Nd5 14. Ne5 Nxf4 15. gxf4 Rb8 16. Be4 h6 17. Kh1 Bd6 18. Rg1 Bxe5 19. dxe5 Qh4 20. Qxd7 Qxf2 21. Qxa4 Nc5 22. Qd4 Nxe4 23. Qxe4 f5 24. Qg2 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "2"]
[White "Pires, Marcos Vinicius Torsani"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2212"]
[BlackElo "2472"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. c4 a5 7. Nc3 c6 8. b3 b6 9. Ne5 Ba6 10. Bb2 Nfd7 11. Nxd7 Nxd7 12. Qd3 ({RR} 12. cxd5 cxd5 13. Rc1 Rc8 14. Re1 b5 15. e3 b4 16. Na4 Bb5 17. Bf1 Rxc1 18. Qxc1 Bxa4 19. bxa4 Nb6 20. Qc6 Qd6 21. Qb5 Rb8 22. Rc1 Nc4 23. Bxc4 Rxb5 24. Bxb5 g6 25. Kg2 Bf6 26. Rc6 Qe7 {0-1 Jocev,M (2247)-Makhnev,D (2545) Serbia Open 2024 (1.5)}) 12... Qb8 $146 ({RR} 12... c5 13. dxc5 Nxc5 14. Qc2 d4 15. Rad1 e5 16. Bxa8 Qxa8 17. Nd5 Bd8 18. e3 d3 19. Rxd3 Nxd3 20. Qxd3 f6 21. Ba3 Re8 22. Rd1 Bb7 23. Qf5 Bc8 24. Qh5 g6 25. Qf3 Kg7 26. e4 h5 27. Qe3 {0-1 Di Benedetto,E (2391)-Rangel,D (2199) Titled Tue 6th Jun Early 2023 (1)}) 13. e4 b5 14. cxb5 cxb5 15. Qe3 b4 16. Ne2 dxe4 17. Bxe4 Bb7 18. Bxb7 Qxb7 19. d5 Qxd5 20. Rad1 Qb7 21. Nf4 Nf6 22. Qe5 a4 23. Rfe1 a3 24. Ba1 Rfd8 25. Nh5 h6 26. Qe2 Nxh5 27. Qxh5 Bf8 28. Qh4 Rxd1 29. Rxd1 Rc8 30. Qd4 Qf3 31. Qd2 Qf5 32. Rc1 Rxc1+ 33. Qxc1 Bc5 34. Qe1 Qc2 35. Kg2 Qxa2 36. Bxg7 Qxf2+ 37. Qxf2 Bxf2 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "34"]
[White "Fernandes, Felipe Gambini"]
[Black "Andriska, Matheus Jose Amante"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "1852"]
[BlackElo "1495"]
[Annotator "Chessbase"]
[PlyCount "68"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 b6 ({RR} 5... a6 6. a4 Bd6 7. Nc3 Qe7 8. Bg5 Bc7 9. e3 d6 10. Bd3 Bg4 11. O-O Nbd7 12. Re1 O-O 13. h3 Bh5 14. g4 Bg6 15. Bh4 Ba5 16. e4 Rfe8 17. Qc2 Rac8 18. Nd2 c4 19. Bf1 Qf8 20. f4 {1-0 Dao,T (2590)-Antonio,R (2521) SEA Games tt 22nd 2003 (5)}) ({RR} 5... g6 6. h3 Bg7 7. Nbd2 O-O 8. e4 Re8 9. Bd3 Nxd5 10. O-O Nb4 11. Bc4 N8c6 12. Nb3 d6 13. a3 Na6 14. Bxf7+ Kxf7 15. Qd5+ Ke7 16. Bg5+ Bf6 17. Rad1 Be6 18. Qd3 Kf7 19. Bh6 c4 20. Qe3 {0-1 Adewumi,T (2309)-Suleymanli,A (2541) Titled Tuesday intern op 12th Jul Late blitz 2022 (2)}) 6. Nc3 Bb7 7. e4 d6 8. Bd3 $146 ({RR} 8. Be2 Nbd7 9. O-O Be7 10. a4 O-O 11. Nd2 Ne8 12. Nc4 Ne5 13. Ne3 Bc8 14. f4 Ng6 15. Nc4 f5 16. e5 dxe5 17. fxe5 Bb7 18. Bf3 Bg5 19. d6 Bxf3 20. Qxf3 f4 21. e6 Nxd6 22. Rd1 Be7 {1-0 Drogou,G (2230)-Korotkov,M Syre Memorial op 19th 1996 (5)}) ({RR} 8. Bb5+ Nbd7 9. e5 a6 10. exf6 axb5 11. Qe2+ Be7 12. fxe7 Qxe7 13. Qxe7+ Kxe7 14. Bf4 Ra5 15. O-O Nf6 16. Rfe1+ Kd7 17. Ng5 Rf8 18. Nge4 Nxe4 19. Nxe4 Bxd5 20. Nxd6 Rfa8 21. Rad1 Kc6 22. a3 Bb3 {1-0 Kanko,I (2237)-Tiensuu,S Helsinki-ch Seniors 0809 2008 (5)}) ({RR} 8. Bb5+ Nbd7 9. Bxd7+ Qxd7 10. Qd3 Be7 11. O-O O-O 12. Bg5 Ne8 13. Bxe7 Qxe7 14. Rfe1 f6 15. Rac1 Rc8 16. a4 Nc7 17. Qc4 Kh8 18. Qb3 Rb8 19. Nh4 Qf7 20. Nf5 Rfd8 21. f4 Qe8 22. Rcd1 Bc8 {0-1 Proettel,E (1333)-Moldovan,T (1269) GER-ch U10 Girls 2019 (6)}) 8... Be7 9. O-O O-O 10. h3 h6 11. Bf4 Re8 12. Nd2 Nbd7 13. Nc4 Qc7 14. Nb5 Qb8 15. Bxd6 Bxd6 16. Nbxd6 Re7 17. Nxb7 Qxb7 18. Re1 Ne5 19. Nxe5 Rxe5 20. f4 Re7 21. Qf3 a6 22. Re3 Rae8 23. Rae1 b5 24. d6 Rd7 25. e5 Qxf3 26. gxf3 Nd5 27. Re4 c4 28. Bb1 f5 29. Rd4 Nc7 30. Bxf5 Ne6 31. Bxe6+ Rxe6 32. f5 Re8 33. e6 Rdd8 34. d7 Re7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "1"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Do Valle Cardoso, Lucas"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2560"]
[BlackElo "2365"]
[Annotator "Chessbase"]
[PlyCount "53"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nf3 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 a6 8. h3 Bg7 9. O-O O-O 10. a4 Re8 11. Re1 c4 12. Bc2 Nbd7 13. Nc3 Rb8 $146 ({RR} 13... Nc5 14. Bf4 Nh5 15. Bh2 Qb6 16. Ra2 Be5 17. Nxe5 dxe5 18. Qe2 Qb4 19. a5 Bd7 20. Rd1 Nb3 21. Bxb3 cxb3 22. Ra3 Rac8 23. Qf3 Rc4 24. d6 Rd4 25. Raa1 Bc6 26. g4 Nf4 27. Bxf4 exf4 28. Qxf4 {1-0 Milliet,S (2339)-Maisuradze,N (2193) ch-FRA w 2024 (1.1)}) 14. Be3 Qa5 15. Ba7 Ra8 16. Bd4 Ne5 17. Nd2 Nfd7 18. Qe2 Qc7 19. Qe3 Rb8 20. f4 Bh6 21. Qf2 Nd3 22. Bxd3 cxd3 23. e5 dxe5 24. fxe5 Bg7 25. e6 fxe6 26. Bxg7 Kxg7 27. dxe6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "9"]
[White "Costa, Carlos Evanir"]
[Black "Guimaraes, Artemis Pamela"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2190"]
[BlackElo "2002"]
[Annotator "Chessbase"]
[PlyCount "78"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. a3 Bxd2+ 6. Nbxd2 d5 7. e3 O-O 8. Rc1 b6 ({RR} 8... c6 9. Bd3 Nbd7 10. cxd5 exd5 11. O-O a5 12. Qc2 Rd8 13. Rfe1 Nf8 14. Ne5 Ng4 15. f4 f6 16. Nxg4 Bxg4 17. f5 Qd7 18. h3 Bh5 19. g4 Bf7 20. Nf3 Qd6 21. Qg2 Nd7 22. g5 fxg5 23. Nxg5 {0-1 Kristoferitsch,D (2212)-Schroll,G (2324) AUT-ch Rapid 2021 (1)}) ({RR} 8... c6 9. Bd3 b6 10. O-O Bb7 11. c5 bxc5 12. Rxc5 Nbd7 13. Rc3 c5 14. Qc2 Rfc8 15. Rc1 cxd4 16. exd4 Rxc3 17. Qxc3 Rc8 18. Qxc8+ Bxc8 19. Rxc8+ Nf8 20. Ne5 Qb7 21. Rc2 N8d7 22. f4 g6 23. Ndf3 {0-1 Sarkar,J (2348)-Garcia,G (2091) Titled Tuesday intern op 07th Jun Late blitz 2022 (4)}) 9. cxd5 Nxd5 $146 ({RR} 9... exd5 10. Qc2 c6 11. Bd3 Bb7 12. O-O Nbd7 13. Rfe1 c5 14. Bf5 g6 15. Bh3 Rfe8 16. Qa4 Qd6 17. dxc5 Nxc5 18. Qd4 Rad8 19. b4 Nce4 20. Rc2 Re7 21. Rec1 Qb8 22. Qd3 Nxd2 23. Qxd2 Ne4 24. Qd3 {½-½ Rusiniak,S (2085)-Jedra,W (2018) POL-chT3 Warminsko Mazurskie 2009 (2.7)}) 10. Qc2 c6 11. e4 Nf4 12. g3 Ng6 13. h4 Bb7 14. h5 Nh8 15. e5 Nd7 16. Bd3 f5 17. exf6 Nxf6 18. Ng5 Nf7 19. Bxh7+ Kh8 20. Nxf7+ Qxf7 21. Bg6 Qd7 22. Rh4 e5 23. Nf3 exd4 24. Rxd4 Qe6+ 25. Qe2 Qxe2+ 26. Kxe2 c5 27. Rf4 Ng4 28. Rd1 Ba6+ 29. Ke1 Rfe8+ 30. Bxe8 Rxe8+ 31. Kd2 Nxf2 32. Re1 Rd8+ 33. Kc2 Nd3 34. Rd1 c4 35. Ne5 Re8 36. Nxd3 cxd3+ 37. Kc3 Rc8+ 38. Kb3 Rc7 39. g4 Kh7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "16"]
[White "Moreira, Paulo Vinicius Macedo"]
[Black "Terao, Juliana Sayumi"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1797"]
[BlackElo "2161"]
[Annotator "Chessbase"]
[PlyCount "96"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. Qc2 Nbd7 8. O-O Ne4 9. Nc3 Nxd2 10. Nxd2 c6 11. e4 dxc4 12. Nxc4 Nb6 13. Ne2 ({RR} 13. Nxb6 Qxb6 14. Rad1 Rd8 15. Na4 Qa5 16. e5 Bd7 17. Nc5 Qc7 18. h4 Be8 19. Rd3 Rac8 20. Rfd1 b6 21. Ne4 h6 22. a3 c5 23. dxc5 Rxd3 24. Qxd3 Qxe5 25. Qa6 Qb8 26. Nd6 Rd8 27. b4 Bxd6 {1-0 Kramnik,V (2753)-Martinez Alcantara,J (2612) Clash of Claims 2024 (14)}) 13... Nxc4 14. Qxc4 Bd7 $146 ({RR} 14... Qb6 15. b3 Bd7 16. Rfd1 Rfd8 17. Nc3 Rac8 18. e5 Be8 19. Na4 Qb5 20. Qc2 Ba3 21. Rab1 b6 22. Nc3 Qa5 23. Ne4 h6 24. g4 Be7 25. f4 Qb4 26. Qf2 c5 27. dxc5 Rxd1+ 28. Rxd1 Rxc5 29. h4 {0-1 Dang,H (2363)-Ter Sahakyan,S (2624) Titled Tuesday intern op 03rd Aug blitz 2021 (6)}) 15. Rfd1 Rc8 16. h4 b5 17. Qc2 Qb6 18. Nf4 Rfd8 19. e5 Be8 20. Qe4 Rc7 21. Rac1 Qa5 22. a3 Bf8 23. Nd3 Qa4 24. Nf4 Rcd7 25. Qxc6 Rxd4 26. Rxd4 Qxd4 27. Qc3 Qa4 28. Bf3 b4 29. axb4 Bxb4 30. Qc4 Bb5 31. Qc7 Qa5 32. Qb7 Qb6 33. Rc8 Rxc8 34. Qxc8+ Bf8 35. Bg4 Ba6 36. Qe8 Bc4 37. Qd7 a5 38. Qd2 g6 39. Be2 Bb3 40. Qc3 Bc5 41. Nd3 Bd4 42. Qc8+ Kg7 43. Qc1 Qd8 44. Qf4 Bb6 45. Nc1 Bc2 46. Qc4 Qd2 47. Kg2 Bd4 48. Nb3 Bxb3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "1"]
[White "Oliveira, Tiago Batista"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1982"]
[BlackElo "2560"]
[Annotator "Chessbase"]
[PlyCount "76"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Qc2 ({RR} 6. Bg2 c5 7. cxd5 exd5 8. dxc5 Bxc5 9. O-O Nc6 10. Nc3 O-O 11. Rc1 Be7 12. Be3 Bg4 13. Nd4 Qd7 14. Qa4 Bh3 15. Rfd1 Bxg2 16. Kxg2 h6 17. f3 Rfe8 18. Bf2 Bf8 19. e4 dxe4 20. Nxe4 Nxe4 {½-½ Shulman,Y (2632)-Akobian,V (2612) Upper Lake m rap rapid 2009 (2)}) 6... O-O 7. Bg2 Nbd7 8. Bf4 $146 ({RR} 8. O-O Ne4 9. Nc3 Nxd2 10. Nxd2 c6 11. e4 dxe4 12. Ndxe4 f5 13. Nd2 e5 14. d5 e4 15. Rad1 Qc7 16. Nb3 Nc5 17. Nxc5 Bxc5 18. a3 a5 19. Na4 Be7 20. Qb3 cxd5 21. Nb6 Ra6 22. Nxd5 Qc5 {1-0 Piliposyan,R (2156)-Bat,B (2090) EU-ch U12 Bratislava 2019 (5)}) ({RR} 8. h4 c6 9. O-O b6 10. Nc3 Bb7 11. e4 c5 12. cxd5 exd5 13. e5 Ne4 14. Nxe4 dxe4 15. Ng5 cxd4 16. Bxe4 Bxe4 17. Qxe4 Bxg5 18. Bxg5 Nc5 19. Qg4 Qd5 20. Bf6 Ne6 21. h5 Kh8 22. Be7 Rfe8 {0-1 Andriamasoandro,M (2120)-Razanadrakotoarisoa,T (2086) African Zonal 4.4 Open 2024 (9.2)}) ({RR} 8. O-O Ne4 9. cxd5 exd5 10. Nc3 Ndf6 11. Ne5 Bf5 12. Nd3 Re8 13. Bf4 c6 14. Qb3 Qb6 15. Qxb6 axb6 16. a4 Nxc3 17. bxc3 Bf8 18. Bf3 Ra6 19. Bc7 Rc8 20. Be5 Ne4 21. Rfc1 Nd2 22. Rd1 Nxf3+ {0-1 Hernandez Serrano,C (1616)-Cadavid,J (2015) COL Subzt 2.3.4 2021 (1)}) 8... c5 9. dxc5 Qa5+ 10. Nbd2 Qxc5 11. Rc1 b6 12. O-O Ba6 13. Qa4 Qa5 14. Qxa5 bxa5 15. Ne5 Nxe5 16. Bxe5 Rac8 17. cxd5 Nxd5 18. Bf3 Rfd8 19. Nb3 a4 20. Nd4 Bc5 21. Rfd1 h6 22. a3 Ne7 23. b4 axb3 24. Nxb3 Rxd1+ 25. Rxd1 Bb6 26. Rc1 Rxc1+ 27. Nxc1 f6 28. Bb2 Nf5 29. e3 Nd6 30. a4 Kf7 31. Bc3 Bc4 32. Ne2 e5 33. Nc1 Ke6 34. Bc6 Bc5 35. Bd2 f5 36. f3 f4 37. Kf2 Nf5 38. gxf4 exf4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "18"]
[White "Nunes, Agatha Hurba"]
[Black "Guimaraes, Artemis Pamela"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "1906"]
[BlackElo "2002"]
[Annotator "Chessbase"]
[PlyCount "92"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 Ne4 8. Qc2 O-O 9. Bd3 f5 10. O-O a5 ({RR} 10... d6 11. b4 Rf6 12. Bb2 Rg6 13. d5 exd5 14. cxd5 Bxd5 15. Bc4 Bxc4 16. Qxc4+ d5 17. Rfd1 c6 18. b5 Rd6 19. Qb3 c5 20. Rxd5 Kh8 21. Rad1 Rxd5 22. Qxd5 Qxd5 23. Rxd5 h6 24. Rd8+ Kh7 25. Be5 {1-0 Aradhya,G (2236)-Yeletsky,I (2460) Titled Tuesday intern op 18th Jan blitz 2022 (11)}) 11. b3 ({RR} 11. Nd2 Nxd2 12. Bxd2 a4 13. f3 c5 14. d5 Qe7 15. e4 f4 16. b3 axb3 17. Qxb3 d6 18. Qxb6 Nd7 19. Qb1 Ne5 20. Bc3 Nxd3 21. Qxd3 Ra4 22. dxe6 Qxe6 23. Rfb1 Bc6 24. Rb6 Rc8 25. Bb2 Rxc4 {1-0 Smyslov,V (2600)-Karlsson,L (2550) Bronshoj Jubilee 1985 (4)}) 11... d6 12. Bb2 Nd7 13. Rac1 $146 ({RR} 13. b4 c5 14. Rfd1 Bc6 15. dxc5 bxc5 16. Nd2 Nxd2 17. Qxd2 e5 18. Bf1 Rf6 19. bxc5 Rh6 20. cxd6 Qh4 21. h3 Rg6 22. Kh2 Nf6 23. Qe1 f4 24. f3 Qg5 25. e4 Bd7 26. Qf2 Rb8 27. Bc1 Qh5 {1-0 Klebel,M (2360)-Dobosz,H (2415) Augsburg 1989 (11)}) 13... Ng5 14. Nxg5 Qxg5 15. f4 Qg6 16. d5 Nc5 17. Rf3 Rf7 18. Rg3 Qh6 19. Rh3 Qg6 20. Be2 exd5 21. Bh5 Qe6 22. Bxf7+ Qxf7 23. Rg3 Ne6 24. Qd1 dxc4 25. Rxc4 d5 26. Rc1 c5 27. Be5 Rd8 28. Rc2 Rd7 29. Rd2 Qe8 30. Qb1 Rf7 31. b4 axb4 32. axb4 Qb5 33. Rb2 c4 34. Ra2 g6 35. h4 Ng7 36. Ra7 Nh5 37. Rg5 Qc6 38. b5 Qe6 39. Qd1 h6 40. Qxh5 Kh7 41. Qf3 hxg5 42. fxg5 Kg8 43. Bd4 Qd7 44. Qd1 Qxb5 45. Qa1 Qc6 46. Qb2 b5 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "24"]
[White "Oliveira, Olavo Tadeu Carvalho"]
[Black "Schiavo, Marcelo Da Silva"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "1751"]
[BlackElo "2059"]
[Annotator "Chessbase"]
[PlyCount "109"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 Bb7 8. O-O c5 9. Nc3 cxd4 10. Nxd4 Bxg2 11. Kxg2 O-O 12. e4 Nc6 13. Nxc6 dxc6 14. Qe2 e5 $146 ({RR} 14... Qc7 15. e5 Nd7 16. f4 Rfd8 17. Be3 Nc5 18. Rad1 Rxd1 19. Rxd1 Rd8 20. Rd2 Rxd2 21. Qxd2 Qd7 22. Qxd7 Nxd7 23. Ne4 Kf8 24. Kf2 {½-½ Kwatschewsky,L (2325)-Janetschek,K (2345) AUT-chT Austria 1991}) 15. Rad1 Qc7 16. Nb1 Rfe8 17. Bc3 Rad8 18. Nd2 Nd7 19. Nf3 Bf6 20. Rfe1 Nc5 21. Bb4 Ne6 22. Qc2 c5 23. Bc3 Nd4 24. Qb2 Qc6 25. Bxd4 exd4 26. Qe2 g6 27. Qd3 Re6 28. Kg1 Rde8 29. Nd2 Bg7 30. Re2 R8e7 31. Rde1 Qe8 32. Kf1 Bh6 33. Nf3 f6 34. a3 Bf8 35. Nh4 Rd6 36. Nf3 Bg7 37. Nh4 Qd7 38. Nf3 Qh3+ 39. Kg1 Rde6 40. e5 Qg4 41. exf6 Bxf6 42. Rxe6 Rxe6 43. Rxe6 Qxe6 44. Kg2 Kg7 45. a4 a6 46. h4 h6 47. Nd2 Be7 48. Qe4 Kf7 49. Qf4+ Kg7 50. Qe4 Kf7 51. Qf4+ Kg7 52. Qe4 Qd7 53. Qd3 Bf6 54. Ne4 Be5 55. f4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "10"]
[White "Rangel, Daniel"]
[Black "Garcia, Julio Cesar De Paiva"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2198"]
[BlackElo "2004"]
[Annotator "Chessbase"]
[PlyCount "90"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 d5 8. cxd5 exd5 9. O-O O-O 10. Nc3 c6 11. Qc2 ({RR} 11. Bf4 Nbd7 12. Qc2 Re8 13. a3 Nf8 14. Ne5 Rc8 15. Rfd1 Bd6 16. b4 Ne6 17. Qd2 c5 18. dxc5 Nxf4 19. gxf4 bxc5 20. b5 Bb7 21. Nc4 Qd7 22. e3 dxc4 23. Bxb7 Qxb7 24. Qxd6 Qf3 25. Rd2 Re6 {0-1 Shulman,Y (2623)-Savchenko,B (2644) FIDE World Cup 2009 (1.5)}) 11... Re8 12. Rfd1 $146 ({RR} 12. Rae1 Nbd7 13. Bf4 Rc8 14. a3 Bf8 15. Qb2 h6 16. Rd1 Qe7 17. b4 Ne4 18. Bh3 g5 19. Be3 Nd6 20. Qc2 Bg7 21. Bc1 Bb7 22. Bb2 Ra8 23. a4 a6 24. e3 b5 25. a5 Rad8 26. Nd2 Nf6 {0-1 Gofshtein,L (2541)-Schneider,D (2199) Nuremberg LGA Cup 4th 2007 (2)}) ({RR} 12. Rad1 Bd6 13. Bc1 Nbd7 14. Rfe1 h6 15. e4 Bb4 16. e5 Ne4 17. Bb2 Bxc3 18. Bxc3 Rc8 19. Bb2 c5 20. dxc5 Ndxc5 21. Qb1 Bb7 22. Nd4 Qe7 23. Nf5 Qg5 24. Nd6 Nxd6 25. exd6 Rxe1+ 26. Rxe1 Rd8 {0-1 Koridze,L (2181)-Zampronha,W (2170) Titled Tue 26th Sep Early 2023 (6)}) ({RR} 12. Rfe1 Nbd7 13. Rad1 Bd6 14. e4 dxe4 15. Nxe4 Nxe4 16. Rxe4 Bb7 17. Rh4 Nf8 18. Ne5 Bxe5 19. dxe5 Qe7 20. Bc3 Ng6 21. Rhd4 Nf8 22. Rd6 c5 23. f4 Bxg2 24. Qxg2 Rad8 25. R1d3 Rxd6 26. exd6 Qe6 {½-½ Polak,T (2499)-Munoz Sotomayor,H (2322) Olympiad-34 Istanbul 2000 (12.4)}) 12... Bb4 13. Ne5 Bb7 14. Nd3 Bf8 15. b4 Nbd7 16. a4 Rc8 17. a5 c5 18. dxc5 bxc5 19. b5 Ba8 20. Bg5 d4 21. Bxa8 Rxa8 22. Nd5 Rc8 23. Nb2 Be7 24. Bxf6 Bxf6 25. Nc4 Ne5 26. Nxf6+ Qxf6 27. Nxe5 Qxe5 28. b6 axb6 29. axb6 Rb8 30. Rdb1 Qd6 31. b7 Qd5 32. Ra7 c4 33. Qa4 Red8 34. Rb5 Qc6 35. Qa5 g6 36. Rc5 Qd7 37. Rxc4 Re8 38. Rc2 Qe6 39. Ra8 Kg7 40. Qa7 d3 41. exd3 Qd5 42. Qa1+ Kh6 43. Rxb8 Rxb8 44. Qc1+ Kg7 45. Qb2+ Kh6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "15"]
[White "Teixeira, Maria Luiza Prado"]
[Black "Schiavo, Marcelo Da Silva"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "1878"]
[BlackElo "2059"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 Bb4+ 6. Nbd2 Bb7 7. Bg2 c5 8. e3 ({RR} 8. dxc5 Bxc5 9. b3 Be7 10. Bb2 d6 11. Bxf6 Bxf6 12. Rd1 Qc7 13. Ne4 Be7 14. Qd3 Na6 15. Nxd6+ Bxd6 16. Qxd6 Qxd6 17. Rxd6 Ke7 18. Rd2 Rad8 19. Nh4 Bxg2 20. Nxg2 Nb4 21. Nf4 Rxd2 22. Kxd2 Rd8+ {1-0 Ivanchuk,V (2781)-Carlsen,M (2775) Moscow Tal Memorial Blitz 2008 (30)}) ({RR} 8. d5 exd5 9. Nh4 Bc6 10. cxd5 Nxd5 11. Nf5 O-O 12. O-O Bxd2 13. Bxd2 Ne7 14. Nxe7+ Qxe7 15. e4 d6 16. Rad1 Nd7 17. Bc3 Rfe8 18. Rfe1 Nf8 19. Re3 Rad8 20. Qe2 Qb7 21. Qg4 Ng6 22. h4 Ne5 {0-1 Raja,R (2532)-Pranav,V (2604) 3rd Sunway Formentera Op 2024 (9.3)}) 8... cxd4 9. exd4 O-O 10. O-O Nc6 $146 ({RR} 10... d5 11. Ne5 Qe7 12. a3 Bd6 13. cxd5 Bxd5 14. Bxd5 Nxd5 15. Ne4 f5 16. Nc3 Nxc3 17. Qxc3 Bxe5 18. dxe5 Na6 19. b4 Nc7 20. Qb3 Nd5 21. f4 Rac8 22. Bb2 Rc7 23. Rac1 Rfc8 24. Kf2 Qe8 25. a4 {½-½ Colombo,C (2090)-Terao,J (2154) Mercosur ol 1st 2009 (4)}) ({RR} 10... d5 11. a3 Be7 12. b3 Nbd7 13. Bb2 Rc8 14. Ne5 Qc7 15. Rac1 Qb8 16. Qb1 dxc4 17. Ndxc4 Bxg2 18. Kxg2 Qb7+ 19. Kg1 Nd5 20. Qe4 N7f6 21. Qf3 Rfd8 22. Rfe1 b5 23. Na5 Qa6 24. Nac6 Re8 25. b4 {0-1 Zong,D (2191)-Jaferian,K (2213) Titled Tuesday intern op 02nd Aug Late blitz 2022 (2)}) 11. Nb3 Be7 12. Qe2 d6 13. Bf4 Re8 14. Rfd1 Bf8 15. Rac1 Rc8 16. Ne1 Ba6 17. Qd2 d5 18. c5 Nd7 19. Be3 bxc5 20. Nxc5 Nxc5 21. dxc5 Re7 22. Rc3 Rd7 23. Ra3 Bb7 24. b4 a6 25. f4 Na7 26. Bd4 Nb5 27. Re3 Nxd4 28. Qxd4 Be7 29. Nf3 Bf6 30. Ne5 Qc7 31. Bh3 Rdd8 32. f5 exf5 33. Bxf5 Rb8 34. Qf4 d4 35. Ree1 Bxe5 36. Rxe5 Qc6 37. Be4 Qa4 38. Rf1 Bxe4 39. Qxf7+ Kh8 40. Rxe4 h6 41. Re7 Rg8 42. Rf6 Qd1+ 43. Kg2 Qd2+ 44. Kh3 Qg5 45. Rg6 Qh5+ 46. Kg2 Rbf8 47. Qe6 Qf3+ 48. Kh3 Qh5+ 49. Kg2 Qf3+ 50. Kh3 Qh5+ 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "De Oliveira, Mendel Nascimento"]
[Black "Serrao, Carlos Frederico Pa"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1680"]
[BlackElo "1509"]
[Annotator "Chessbase"]
[PlyCount "61"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 O-O 8. O-O d5 9. Qc2 ({RR} 9. cxd5 Nxd5 10. Ne5 Nd7 11. Ndc4 Rc8 12. Qa4 Nxe5 13. Nxe5 a6 14. Rac1 c5 15. dxc5 bxc5 16. Rfd1 Qc7 17. Nc4 h6 18. Qa3 Rfd8 19. Na5 Ba8 20. Nb3 c4 21. Na5 Nb6 22. Rxd8+ Qxd8 23. Bxa8 Rxa8 {½-½ Li,Y (1593)-Luo,Y Chinese Youth U12 2024 (6.16)}) 9... dxc4 $146 ({RR} 9... Ne4 10. e3 f5 11. Rfc1 Na6 12. cxd5 Bxd5 13. a3 c5 14. Bf1 Qc8 15. Qa4 Bb7 16. Nxe4 fxe4 17. Nd2 Rf5 18. Bg2 Bc6 19. Qc4 Bd5 20. Qe2 Qb7 21. Qg4 Raf8 22. Rf1 R8f6 {½-½ Fotland,P (1198)-Frimanslund,B (1084) NOR-chB Stavanger 2005 (2)}) ({RR} 9... Nbd7 10. b4 dxc4 11. Qxc4 Rc8 12. Rab1 Bd5 13. Qc2 Qe7 14. e4 Ba8 15. Rfe1 c5 16. dxc5 bxc5 17. b5 Rc7 18. Nc4 Rd8 19. a4 Rdc8 20. a5 Rb8 21. Nfd2 h6 22. Qd3 Rd8 23. Qc2 Rb8 24. f4 {1-0 Jolly,J (1880)-Millet Lacombe,P (1570) Fouesnant op 07th 2001 (3)}) ({RR} 9... Na6 10. Ne5 Nd7 11. Ndf3 Nxe5 12. Nxe5 f6 13. Nd3 c6 14. b4 Nc7 15. c5 Nb5 16. Qb2 Nc7 17. cxb6 axb6 18. a4 Ba6 19. Qc3 Bc4 20. Nb2 b5 21. Nxc4 bxc4 22. e4 Qd6 23. f4 Rfb8 24. Rfb1 {0-1 Hesse,H (2184)-Reindl,A (2013) GER-ch U18 Willingen 2017 (2)}) 10. Nxc4 Nc6 11. e3 a5 12. Nfe5 Nb4 13. Qe2 Bxg2 14. Kxg2 Ne4 15. a3 Nd5 16. Rac1 b5 17. Nc6 Qd7 18. N6xa5 Nd6 19. Ne5 Qc8 20. Nac6 f6 21. Nd3 Nc4 22. e4 Re8 23. exd5 e5 24. dxe5 fxe5 25. Ndxe5 Nxe5 26. Nxe5 Qf5 27. Rfe1 Rad8 28. Rcd1 c6 29. d6 Qe6 30. Qf3 c5 31. Nc6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Moreira, Everaldo Bonifacio"]
[Black "Nunes, Agatha Hurba"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "1709"]
[BlackElo "1906"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 Bb7 8. Nbd2 Nbd7 9. c4 c5 10. Rc1 Rc8 11. e3 Ba6 ({RR} 11... Qc7 12. cxd5 exd5 13. dxc5 bxc5 14. Qc2 Qb6 15. Rfd1 Rfe8 16. Ne5 Nxe5 17. Bxe5 Qe6 18. Bb2 Red8 19. Re1 Ba6 20. e4 d4 21. Nc4 Bxc4 22. Qxc4 Qxc4 23. Rxc4 Nd7 24. Rd1 Nb6 25. Rcc1 Kf8 26. Bf1 {1-0 Ftacnik,L (2602)-Rozentalis,E (2564) Montreal 3rd 2002 (9)}) 12. Re1 ({RR} 12. Rc2 Ne4 13. Qa1 Ndf6 14. Nxe4 dxe4 15. Ne5 cxd4 16. Bxd4 b5 17. Rd1 Qc7 18. h3 Rfd8 19. Ng4 Nxg4 20. hxg4 f6 21. Bxe4 bxc4 22. bxc4 e5 23. Bb2 Rxd1+ 24. Qxd1 Rd8 25. Bd5+ Kh8 26. e4 Qa5 {0-1 Mitrovic,D (2220)-February,J (1818) Titled Tue 10th Oct Early 2023 (7)}) 12... cxd4 13. Nxd4 $146 ({RR} 13. exd4 Bb4 14. a3 Bxd2 15. Nxd2 Bb7 16. a4 Re8 17. Ba3 {½-½ Hulshof,P (2191)-Bosboom,H (1896) Goch op 21st 2010 (1)}) ({RR} 13. exd4 Bb4 14. a3 Bxd2 15. Nxd2 Re8 16. Bf1 dxc4 17. Nxc4 Nf8 18. Qf3 Re7 19. Qf4 Ng6 20. Qd6 Rd7 21. Qb4 Nd5 22. Qa4 Bb7 23. Ne5 Nxe5 24. dxe5 Rdc7 25. Rxc7 Rxc7 26. Qxa7 Bc6 27. Qa6 b5 {1-0 Dimov,I-Petrov,A Sofia MGU op 34th 2011 (2)}) ({RR} 13. exd4 Bd6 14. Ne5 Bb7 15. f4 Bb4 16. a3 Bxd2 17. Qxd2 Ne4 18. Qd1 f5 19. Bxe4 dxe4 20. Qe2 Qe7 21. Rcd1 Rfd8 22. Rd2 Nxe5 23. fxe5 g5 24. Qh5 f4 25. gxf4 gxf4 26. Rg2+ Kh8 27. d5 Rg8 {0-1 Snopek,J (2006)-Drastich,T Orlova op 3rd 2006 (4)}) 13... Nc5 14. Bf1 dxc4 15. Nxc4 Nd5 16. a3 Bf6 17. b4 Bxc4 18. Rxc4 Ne4 19. Rxc8 Qxc8 20. Qd3 Bxd4 21. Qxd4 Nef6 22. Rc1 Qb8 23. g4 Ne7 24. g5 Nf5 25. Qf4 Qxf4 26. exf4 Nd5 27. Rc4 Nh4 28. Be2 b5 29. Rc5 Nxf4 30. Bxb5 Rd8 31. Rc1 Nh3+ 32. Kf1 Nxg5 33. Be5 Nhf3 34. Bg3 h5 35. Be2 h4 36. Bf4 e5 37. Bxg5 Nxg5 38. Kg2 Rd2 39. Bb5 e4 40. Rc3 Ne6 41. Kh3 g5 42. Kg4 Rxf2 43. Bc4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Prado Oliveira, Fellipe"]
[Black "Moreira, Paulo Vinicius Mace"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1947"]
[BlackElo "1797"]
[Annotator "Chessbase"]
[PlyCount "69"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 b6 7. cxd5 exd5 8. Nc3 Bb7 9. Bd2 ({RR} 9. e3 c5 10. Ne5 Nc6 11. Nxc6 Bxc6 12. Bd2 cxd4 13. exd4 Bb4 14. Re1 Re8 {½-½ Hirneise,J (2277)-Jaivardhan,R (1901) Titled Tue 28th Mar Early 2023 (7)}) 9... Nbd7 10. Rc1 c5 11. e3 Re8 $146 ({RR} 11... Rc8 12. Re1 a6 13. h3 c4 14. Qc2 b5 15. a3 Re8 16. Nh2 b4 17. axb4 Bxb4 18. Ne2 a5 19. Nc3 Nb6 20. Nf3 Ne4 21. Nxe4 dxe4 22. Nh2 Qd6 23. Ra1 f5 24. Nf1 Bd5 25. Bc3 Qh6 26. Bxb4 {½-½ Sauer,R (1684)-Neumann,E (1794) Bad Woerishofen Seniors op 17th 2001 (8)}) ({RR} 11... Ne4 12. dxc5 Ndxc5 13. Qc2 Ba6 14. Rfd1 Bd3 15. Nxe4 Bxc2 16. Rxc2 Nxe4 17. Be1 Nf6 18. Ne5 Rc8 19. Nc6 Qd7 20. Bh3 Rxc6 21. Bxd7 Rxc2 22. Ba4 Rxb2 23. Bb3 Rc8 24. Bd2 a5 25. Bc1 Rb1 26. Bd2 {0-1 Kalofonos,P (1589)-Ladas,D (1690) GRE-ch U12 Kallithea 2010 (6)}) ({RR} 11... a6 12. Qb3 c4 13. Qc2 Bd6 14. Nh4 Re8 15. f4 b5 16. a3 Ne4 17. Rce1 Ndf6 18. Nf3 Nxc3 19. Bxc3 Ne4 20. Nd2 Nxd2 21. Bxd2 Qf6 22. Bc3 a5 23. e4 dxe4 24. Bxe4 Bxe4 25. Rxe4 b4 26. axb4 {½-½ Campos,O (1672)-Melo,S (1829) Joao Pessoa Fischer Memorial 10th 2019 (5)}) 12. Ne2 Ne4 13. h4 c4 14. Nc3 f5 15. a4 a6 16. b3 b5 17. axb5 Nxc3 18. Bxc3 axb5 19. bxc4 bxc4 20. Rb1 Qc7 21. Ne5 Nf6 22. Qc2 Ne4 23. Rb5 Ra3 24. Bb4 Ba6 25. Bxe7 Rxe7 26. Rxd5 g6 27. Bxe4 fxe4 28. Rc5 Qb8 29. Nc6 Qd6 30. Nxe7+ Qxe7 31. Rb1 c3 32. Qc1 Ra2 33. Qxc3 Qe6 34. Rb8+ Kf7 35. Rc7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "13"]
[White "Garcia, Julio Cesar De Paiva"]
[Black "Oliveira, Olavo Tadeu Carvalho"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "2004"]
[BlackElo "1751"]
[Annotator "Chessbase"]
[PlyCount "30"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. Be3 d6 11. dxc5 ({RR} 11. Rad1 Nd7 12. Ne1 Bxg2 13. Nxg2 Nf6 14. Qd3 Rc8 15. b3 Qc7 16. Bg5 cxd4 17. Qxd4 {½-½ Savon,V (2560)-Kuzmin,G (2535) Zonal Lvov 1978 (9)}) ({RR} 11. Rad1 Bf6 12. Qd3 Qe7 13. Ne1 Nc6 14. Nc2 Rfd8 15. b3 a6 16. f4 e5 17. fxe5 dxe5 18. d5 Nd4 19. Bc1 b5 20. e3 Ne6 21. Qe2 Nf8 22. e4 bxc4 23. bxc4 Nd7 24. Rd3 Nb6 25. Rdf3 Nc8 {1-0 Perez,D (2306)-Cantero,R (2070) 9th Floripa Open 2023 (6.18)}) 11... bxc5 12. Rfd1 Qc7 13. Rac1 $146 ({RR} 13. Rd2 Nd7 14. Ne1 Bxg2 15. Nxg2 Rfd8 16. Rad1 Nf6 17. Qc2 h6 18. f3 d5 19. cxd5 {½-½ Osterman,R-Parma,B Vidmar Memorial-03 1975 (13)}) 13... Nc6 14. a3 a5 15. b3 Rab8 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "25"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Motta, Vinicius Araujo Dias B."]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2057"]
[BlackElo "1736"]
[Annotator "Chessbase"]
[PlyCount "114"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Bd2 Bxc3 5. Bxc3 O-O 6. Nf3 d5 7. e3 Nbd7 8. Rc1 b6 9. Be2 Bb7 10. O-O c5 $146 ({RR} 10... dxc4 11. Bxc4 Nd5 12. Re1 N7f6 13. Bd3 Nxc3 14. bxc3 Bxf3 15. Qxf3 c5 16. Bc4 cxd4 17. cxd4 Rc8 18. h3 Rc7 19. Red1 Qe7 20. Bb3 Rfc8 21. Rxc7 Qxc7 22. e4 Rd8 23. e5 Nd5 24. Qe4 Nc3 25. Qc2 {0-1 Gomez Albamonte,S (1700)-Arroyo Morales,J (1923) Barcelona Sant Marti op-B 16th 2014 (5)}) 11. a3 Rc8 12. b4 cxd4 13. Bxd4 dxc4 14. Bxc4 Qe7 15. Qe2 Rfd8 16. Ba6 Bxf3 17. Qxf3 Rxc1 18. Rxc1 e5 19. Bb2 Nf8 20. Rd1 Rxd1+ 21. Qxd1 Qc7 22. Bd3 N8d7 23. h3 e4 24. Bb1 g6 25. Qd4 Qc6 26. Kf1 Qe6 27. Ke2 Kf8 28. Bc2 Ke7 29. Qd1 h5 30. Qb1 Qc4+ 31. Ke1 Qe6 32. Bd4 g5 33. a4 g4 34. hxg4 Qxg4 35. g3 Qf3 36. Qd1 Qh1+ 37. Kd2 Qg2 38. Qe2 Ng4 39. a5 bxa5 40. bxa5 Nxf2 41. Bxa7 Qxg3 42. Qxh5 Qd6+ 43. Bd4 Qb4+ 44. Bc3 Qd6+ 45. Ke2 Nd3 46. Qh4+ Nf6 47. Qxf6+ Qxf6 48. Bxf6+ Kxf6 49. Bxd3 exd3+ 50. Kxd3 Ke7 51. Ke4 Kd6 52. Kf5 Kc6 53. Kf6 Kb5 54. Kxf7 Kxa5 55. e4 Kb6 56. e5 Kc6 57. e6 Kd6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "59"]
[White "Santiago, Mauro"]
[Black "Serrao, Carlos Frederico Pacheco"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "1711"]
[BlackElo "1509"]
[Annotator "Chessbase"]
[PlyCount "47"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. bxc3 Bb7 ({RR} 6... d6 7. f3 c5 8. e4 Nc6 9. Be3 Na5 10. Ne2 Ba6 11. dxc5 dxc5 12. Rd1 Qc7 13. Bf4 e5 14. Bg5 Nd7 15. Ng3 f6 16. Be3 O-O 17. Qa4 Rad8 18. Be2 Qc6 19. Qxc6 Nxc6 20. Rd6 Ndb8 21. Rxd8 {1-0 Ferriz Barrios,A (2102)-Vargas,M (2056) Titled Tue 7th Mar Late 2023 (9)}) 7. Bg5 ({RR} 7. f3 d5 8. Bg5 Nbd7 9. Nh3 O-O 10. e3 c5 11. cxd5 exd5 12. Bd3 h6 13. Bh4 Qe7 14. Bf5 g5 15. Bg3 Rfe8 16. Bf2 cxd4 17. cxd4 {1-0 Gagunashvili,M (2562)-Hamdani,R (2385) Dubai op 6th 2004 (2)}) 7... O-O 8. Nf3 d5 $146 ({RR} 8... Be4 9. Qd1 d6 10. e3 Nbd7 11. Nd2 Bb7 12. f3 Qe7 13. Bd3 Rfe8 14. e4 e5 15. d5 Qf8 16. O-O g6 17. Nb3 Nh5 18. Qd2 Ng7 19. Bh6 Qe7 20. Rae1 f6 21. g4 g5 22. h4 gxh4 23. g5 {0-1 Robertson,G (1437)-Dupree,C (1625) San Francisco TNM Spring op 2015 (7)}) 9. e3 Nbd7 10. cxd5 Bxd5 11. Be2 Rc8 12. O-O c5 13. Ne5 cxd4 14. exd4 Be4 15. Qxe4 Nxe4 16. Bxd8 Nxe5 17. dxe5 Rfxd8 18. Rac1 Rxc3 19. Rxc3 Nxc3 20. Ba6 Rd1 21. Rxd1 Nxd1 22. Kf1 Nc3 23. Ke1 Nd5 24. Kd2 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "9"]
[White "Garcia, Julio Cesar De Paiva"]
[Black "Ribeiro, Matheus Mendes Domingues"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "2004"]
[BlackElo "2244"]
[Annotator "Chessbase"]
[PlyCount "119"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. Qc2 c5 7. a3 Bxc3+ 8. bxc3 cxd4 ({RR} 8... Nc6 9. e3 h6 10. Bh4 g5 11. Bg3 Ne4 12. Bd3 Bf5 13. dxc5 h5 14. Ne2 h4 15. Bd6 Qf6 16. O-O h3 17. g4 Bg6 18. f4 Nxd6 19. cxd6 Rh4 20. f5 Rxg4+ 21. Ng3 Bh5 22. Kh1 Qxd6 23. e4 {0-1 Shuvalov,E (1993)-Mrudul,D (2036) Titled Tue 16th Jul Early 2024 (8)}) 9. cxd4 Nc6 10. e3 $146 ({RR} 10. Nf3 O-O 11. e3 Bg4 12. Be2 Rc8 13. Qd2 Ne4 14. Bxd8 Nxd2 15. Nxd2 Bxe2 16. Kxe2 Rfxd8 {½-½ Knezevic,M (2505)-Kuzmin,G (2535) Kiev 1978 (1)}) ({RR} 10. Nf3 Bg4 11. e3 h6 12. Bxf6 Qxf6 13. Be2 O-O 14. O-O Rfd8 15. h3 Bf5 16. Bd3 Bxh3 17. Rab1 Rab8 18. Ne5 Bd7 19. Nxd7 Rxd7 20. Qa4 Rd6 21. Rfc1 Qd8 22. Bb5 Na5 23. Rc3 a6 24. Bd3 b5 {½-½ Cherepanov,V (2285)-Shaydullina,S (2173) Voronezh op 16th 2012 (2)}) ({RR} 10. Bxf6 Qxf6 11. e3 O-O 12. Bd3 Re8 13. Ne2 g6 14. O-O Bd7 15. Qb3 Qd6 16. Rfc1 Na5 17. Qc3 Nc6 18. Qc5 Qxc5 19. Rxc5 Ne7 20. Nf4 Bc6 21. Rac1 a6 22. Be2 Rad8 23. Bf3 Rd6 24. Nd3 b6 {1-0 Mangold,T (1937)-Glawe,H (1908) Mecklenburg VP VL 1516 2015 (3.3)}) 10... Qa5+ 11. Ke2 Ne4 12. Bf4 Bf5 13. Qb2 Rc8 14. f3 Nxd4+ 15. exd4 Rc2+ 16. Qxc2 Nc3+ 17. Qxc3 Qxc3 18. Rd1 O-O 19. g4 Bc2 20. Rd2 f6 21. Kf2 g5 22. Ne2 Qb3 23. Bd6 Re8 24. Bb4 Bg6 25. Nc1 Qe3+ 26. Kg2 Re4 27. Bd3 Rf4 28. Rf1 a5 29. Bc3 Qe7 30. Bxg6 hxg6 31. Ne2 Qxa3 32. Rd3 b5 33. Nxf4 gxf4 34. Rfd1 b4 35. Be1 Qa2+ 36. R3d2 Qc4 37. Rb2 Qb5 38. Kf2 b3 39. Bxa5 Qxa5 40. Rdb1 Kg7 41. Ke2 Qc3 42. Rxb3 Qc2+ 43. Ke1 Qxh2 44. Kf1 Qd2 45. R1b2 Qxd4 46. Ke2 Qc4+ 47. Rd3 Kf7 48. Rbd2 Ke6 49. Kf2 Kd6 50. Rd4 Qc5 51. Ke2 Qb5+ 52. Kf2 Ke5 53. R4d3 d4 54. Re2+ Kd5 55. Red2 Qb6 56. Ke2 Ke5 57. Kf2 f5 58. g5 Qa7 59. Re2+ Kd5 60. Red2 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "29"]
[White "Oliveira, Israel Flavio Feliciano"]
[Black "Manzi, Luiz Antonio Bardaro"]
[Result "0-1"]
[ECO "E38"]
[WhiteElo "1839"]
[BlackElo "1980"]
[Annotator "Chessbase"]
[PlyCount "58"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. a3 Bxc3+ 7. Qxc3 cxd4 8. Nxd4 d5 9. Bg5 ({RR} 9. e3 e5 10. Nf3 Re8 11. Be2 Nc6 12. cxd5 Nxd5 13. Qd2 e4 14. Nd4 Qg5 15. g3 Ne5 16. h3 h5 17. b3 Bf5 18. Bb2 Bg6 19. h4 Qe7 20. O-O Rad8 21. Rac1 Qd7 22. Rfd1 Nd3 23. Rc4 Nf6 {1-0 Anastasian,A (2587)-Milov,V (2680) EU-ch 5th Antalya 2004 (5)}) ({RR} 9. e3 Nc6 10. Nxc6 bxc6 11. Be2 Rb8 12. O-O Ne4 13. Qc2 e5 14. Bd3 f5 15. b4 Be6 16. Bb2 Qc7 17. cxd5 Bxd5 18. Rac1 Rbe8 19. f3 Nf6 20. Bxf5 Qb6 21. Qc3 e4 22. fxe4 Bxe4 23. Bxe4 Rxe4 {1-0 Ambartsumova,K (2418)-Rees,I (2289) Titled Tue 21st Nov Late 2023 (11)}) 9... e5 10. Nf3 d4 11. Qc2 Nc6 $146 ({RR} 11... Bg4 12. Nxe5 Qa5+ 13. Qd2 Qxe5 14. f3 Be6 15. Rc1 Nc6 16. b4 Bd7 17. h4 Rfe8 18. Bf4 Qe6 19. g4 d3 20. e3 Nd4 {0-1 Molenda,M (2388)-Dobrowolski,P (2421) EU-ch blitz Katowice 2017 (7)}) ({RR} 11... h6 12. Bh4 Nc6 13. Rd1 Re8 14. b4 e4 15. Nd2 d3 16. Qc3 Nd4 17. Rc1 g5 18. Bg3 Nc2+ 19. Rxc2 dxc2 20. e3 a5 21. b5 Qe7 22. c5 Bg4 23. Bd6 Nd5 24. Qxc2 Qf6 25. Nxe4 Rxe4 26. Bc4 {0-1 Akbas,U (2141)-Rasulov,V (2478) Titled Tuesday intern op 25th May blitz 2021 (7)}) 12. e3 h6 13. Bxf6 Qxf6 14. exd4 exd4 15. Be2 Bf5 16. Bd3 Rfe8+ 17. Kf1 Bg4 18. Ne1 Ne5 19. f3 Nxd3 20. Nxd3 Bf5 21. Qd2 Bxd3+ 22. Qxd3 Re3 23. Qd2 Rae8 24. Rd1 d3 25. Qc3 Rxf3+ 26. Kg1 Qg5 27. h4 Qe3+ 28. Kh2 Rh3+ 29. gxh3 Qf2# 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "51"]
[White "Bonilla Viamonte, Diego Armando"]
[Black "Soares, Bruno Marins"]
[Result "1-0"]
[ECO "E40"]
[WhiteElo "1777"]
[BlackElo "1800"]
[Annotator "Chessbase"]
[PlyCount "85"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 b6 6. Nf3 ({RR} 6. Bd3 d6 7. e4 Nc6 8. Ne2 Nd7 9. O-O Ba6 10. f4 Na5 11. Qa4 O-O 12. f5 Qe8 13. fxe6 fxe6 14. Bg5 Rxf1+ 15. Rxf1 Nf8 16. Qb4 c5 17. Qb1 Bxc4 18. e5 d5 19. dxc5 bxc5 20. Bxc4 Nxc4 {0-1 Moroni,L (2576)-Sjugirov,S (2712) Titled Tue 6th Dec Early 2022 (9)}) ({RR} 6. Bd3 Nc6 7. Ne2 Ba6 8. Ng3 Na5 9. Qe2 d5 10. e4 Bxc4 11. Bxc4 dxc4 12. O-O Qe7 13. Bg5 h6 14. Bxf6 Qxf6 15. e5 Qg6 16. Ne4 O-O 17. Rad1 Nc6 18. Ng3 b5 19. f4 Ne7 20. f5 Nxf5 {½-½ Vazquez,F (2338)-Lopez Azambuja,N (2321) URU-ch 92nd Montevideo 2022 (4)}) 6... Bb7 7. Bd3 O-O 8. Qc2 d5 $146 ({RR} 8... d6 9. e4 Nfd7 10. Bg5 f6 11. Bh4 e5 12. Rd1 Qe8 13. O-O Nc6 14. a3 Qf7 15. Bg3 Rae8 16. c5 dxc5 17. d5 Na5 18. c4 Ba6 19. Nh4 Nb7 20. Qa4 Nb8 21. f4 Qd7 22. Qc2 exf4 23. e5 {1-0 Rogers,B-Mitchell,S Lansing-ch MI op 1989}) 9. cxd5 exd5 10. O-O Ba6 11. Ne5 Bxd3 12. Qxd3 a5 13. f3 Re8 14. Qf5 Qd6 15. e4 c5 16. Nxf7 Kxf7 17. e5 Qe6 18. Qf4 g5 19. Qxg5 Ng8 20. f4 Qh6 21. Qg4 Qg6 22. Qf3 Qc6 23. f5 Kf8 24. f6 Re6 25. Qh3 Ra7 26. Bh6+ Nxh6 27. Qxh6+ Ke8 28. Qg5 Rf7 29. Qg8+ Rf8 30. Qxh7 Qd7 31. Qh5+ Qf7 32. Qf3 Rc6 33. Rac1 Na6 34. Qf5 Re6 35. Rf3 Rh8 36. Rg3 Rh5 37. Qf3 Rh7 38. Qxd5 Nc7 39. Qe4 Kd7 40. d5 Re8 41. e6+ Nxe6 42. dxe6+ Rxe6 43. Qb7+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "19"]
[White "Silva, Caio Henrique Angelico"]
[Black "Bonilla Viamonte, Diego Armando"]
[Result "1-0"]
[ECO "E40"]
[WhiteElo "2122"]
[BlackElo "1777"]
[Annotator "Chessbase"]
[PlyCount "79"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 d6 6. Bd3 O-O 7. Ne2 Nbd7 8. O-O e5 9. e4 c5 ({RR} 9... Re8 10. Ng3 c5 11. d5 Nf8 12. Re1 Ng6 13. Nf1 Bg4 14. f3 Bd7 15. Ne3 Nh5 16. g3 Ne7 17. a4 g6 18. Ra2 Rf8 19. Rf2 Kh8 20. f4 exf4 21. gxf4 f5 22. e5 dxe5 23. fxe5 f4 24. Ng2 {1-0 Hamidov,A (2253)-Durarbayli,V (2626) Titled Tue 6th Aug Early 2024 (11)}) 10. d5 Re8 11. f3 Nf8 12. Qe1 $146 ({RR} 12. Bg5 h6 13. Be3 Ng6 14. Qd2 Qe7 15. Kh1 Rb8 16. g4 Nh7 17. Ng3 Ng5 18. Nh5 Nxf3 19. Qg2 Ng5 20. Rf2 b6 21. Raf1 Rb7 22. h3 a6 23. Rb1 Bd7 24. Rfb2 Reb8 25. Qf1 b5 26. a3 Qd8 {0-1 Wheeler,R-Sargos,P Olympiad-25 Luzern 1982 (4)}) 12... Ng6 13. g4 Nd7 14. Be3 Nh8 15. Kh1 g5 16. Qd2 f6 17. Ng3 Ng6 18. Nf5 Ndf8 19. Rg1 Nf4 20. h4 N8g6 21. hxg5 fxg5 22. Bc2 Kh8 23. Qh2 Rg8 24. Qh6 Bxf5 25. exf5 Nh4 26. Be4 Qf8 27. Qxf8 Raxf8 28. Rae1 Rf6 29. Kh2 Rh6 30. Kg3 Nhg2 31. Rxg2 Nxg2 32. Kxg2 Rf6 33. Rh1 h6 34. Kf2 Kg7 35. Ke2 b6 36. Bc2 Rh8 37. Kd3 Rf7 38. Ba4 Re7 39. Bxg5 hxg5 40. f6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7.3"]
[White "Perdomo, Leandro"]
[Black "Filgueiras, Nathan Felipe"]
[Result "1/2-1/2"]
[ECO "E41"]
[WhiteElo "2359"]
[BlackElo "2332"]
[Annotator "Stockfish 16.1 - Chessbase"]
[PlyCount "79"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,19,37,16,27,-11,-7,-1,17,17,17,39,35,38,40,23,45,31,31,30,33,14]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 c5 6. Bd3 Nc6 7. O-O Bxc3 8. bxc3 d6 9. e4 e5 10. h3 {[#] [PRECISÃO LICHESS. ORG: BRANCAS PRETAS - PRECISÃO CHESS. COM: BRANCAS PRETAS} ({Relevant:} 10. d5 Ne7 11. Nd2 Ne8 12. Qe2 f5 13. f4 exf4 14. Rxf4 Ng6 15. Rf2 Ne5 16. exf5 Nf6 17. h3 Qa5 18. Bb2 Bd7 19. Nf3 Rae8 20. Ng5 Neg4 21. Ne6 Nxf2 22. Qxf2 Rf7 23. g4 b5 24. cxb5 Nxd5 25. Ng5 Bxb5 26. Nxf7 Bxd3 27. Nxd6 Re2 28. Qf3 c4 29. Ba3 Re3 30. Qf2 Qxa3 31. Nb5 Qe7 32. Nd4 Qe5 33. Nc6 Qe4 34. Qh4 h6 35. Qd8+ Kh7 36. Qd6 Nf4 37. Kf2 Qf3+ {0-1 Vidit,S (2730)-Abdusattorov,N (2713) Tata Steel India Blitz 2022 (13)}) {Predecessor:} 10... h6 $146 11. a4 Rb8 12. Ra2 Bd7 13. d5 Ne7 14. Nh4 g5 15. Qf3 Nh7 16. Nf5 Nxf5 17. exf5 Re8 18. g4 Qf6 19. Be4 Kf8 20. a5 Ke7 21. Kg2 Kd8 22. Be3 Kc7 23. Rb2 Qd8 24. Qg3 Nf6 25. f3 Nxe4 26. fxe4 f6 27. h4 Rh8 28. Rh1 Qe7 29. Kf3 Rbg8 30. Rbh2 Qf8 31. Rh3 Ba4 32. Qh2 gxh4 33. Rxh4 Qg7 34. Qh3 Bb3 35. Rxh6 Rxh6 36. Bxh6 Qd7 37. Be3 Rg7 38. Qh6 Qf7 39. g5 fxg5 40. Qe6 {1-0 Grischuk,A (2745)-Oparin,G (2683) Titled Tuesday intern op 26th Jul Late blitz 2022 (9)} 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "2"]
[White "Silva, Caio Henrique Angelico"]
[Black "Quintiliano, Renato R."]
[Result "1/2-1/2"]
[ECO "E43"]
[WhiteElo "2122"]
[BlackElo "2499"]
[Annotator "Chessbase"]
[PlyCount "46"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 d6 9. a3 Bxc3 10. Bxc3 Nbd7 11. Rc1 ({RR} 11. b4 Qc7 12. Bb2 Rfe8 13. Be2 e5 14. Rc1 cxd4 15. exd4 Nh5 16. c5 bxc5 17. bxc5 dxc5 18. dxc5 Nf4 19. Bc4 Qc6 20. Qb3 Re6 21. Bxe6 fxe6 22. Rfe1 Rf8 23. Re3 Rf6 24. a4 Rg6 25. g3 Nh3+ {1-0 Dreev,A (2650)-Epishin,V (2650) Tilburg blitz 1994 (3)}) ({RR} 11. Re1 Ne4 12. Qc2 f5 13. Nd2 Ndf6 14. f3 Nxc3 15. Qxc3 Rc8 16. e4 cxd4 17. Qxd4 e5 18. Qc3 f4 19. Rad1 g5 20. Bb1 h5 21. Qd3 Qe7 22. Ba2 Kh8 23. Nb1 Rcd8 24. Nc3 g4 25. Nd5 Bxd5 {0-1 Filindash,N (2214)-Saydaliev,S (2448) Titled Tue 21st May Early 2024 (4)}) 11... Rc8 12. b3 Qe7 13. Qe2 $146 ({RR} 13. Bb1 Ne4 14. Bb2 f5 15. Qe2 Ndf6 16. Nd2 Ng5 17. Rfd1 Rce8 18. Nf1 Ba8 19. f3 h5 20. Rd2 h4 21. h3 Nf7 22. Rcd1 g5 23. b4 cxd4 24. Bxd4 e5 25. Bb2 e4 26. fxe4 Bxe4 27. Bxe4 Nxe4 {½-½ Frisk,M (1898)-Andersson Fraenkel,M (2074) SWE-ch U18 Umea 2003 (9)}) 13... Ne4 14. Bb2 f5 15. Nd2 Nxd2 16. Qxd2 Qg5 17. f3 cxd4 18. Bxd4 e5 19. Bb2 Rf6 20. b4 Rg6 21. Rf2 Rf8 22. c5 bxc5 23. Bb5 Qe7 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "15"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Nascimento, Kaio Vinicius Da Trindade"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2119"]
[BlackElo "1693"]
[Annotator "Chessbase"]
[PlyCount "70"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

{[%evp 0,10,31,-26,-2,-26,21,-22,0,24,36,37,36]} 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Bd2 O-O 5. e3 d5 {[#]} {Relevant:} 6. Nf3 $146 c5 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 Nxc3 10. Rxc3 cxd4 11. Qxd4 Nc6 12. Qd2 Qf6 13. cxd5 Rd8 14. Bb5 Rxd5 15. Bd3 Bd7 16. e4 Rh5 17. Be2 Be8 18. O-O Rd8 19. Qc1 Rh6 20. Rd1 e5 21. Rd5 Qe7 22. Bc4 Rhd6 23. Qe3 Bd7 24. Rxd6 Qxd6 25. Rd3 Qe7 26. Bd5 h6 27. h3 Rc8 28. b4 b6 29. Qd2 Kh7 30. Bxf7 Rc7 31. Bd5 a5 32. bxa5 bxa5 33. Rc3 a4 34. Qd1 Rc8 35. Kh2 Nd4 {1-0 Aronian,L (2729)-Nepomniachtchi,I (2767) Saint Louis Rapid 2024 (2)} 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "14"]
[White "Perdomo, Leandro"]
[Black "Nascimento, Kaio Vinicius Da Trindade"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2359"]
[BlackElo "1693"]
[Annotator "Chessbase"]
[PlyCount "35"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 b6 6. Nge2 Bb7 7. O-O d5 8. cxd5 exd5 9. Ng3 Re8 10. Bd2 ({RR} 10. a3 Bf8 11. b4 c6 12. Bb2 a5 13. Qb3 Nbd7 14. Rfc1 b5 15. Nce2 Nb6 16. Bc3 Nc4 17. a4 axb4 18. Bxb4 bxa4 19. Rxa4 Rxa4 20. Qxa4 Nb2 21. Qb3 Nxd3 22. Qxd3 Bxb4 23. Rb1 Qa5 24. Qb3 c5 {0-1 Antonica,D (2301)-Grandelius,N (2662) Titled Tuesday intern op 06th Oct blitz 2020 (1)}) ({RR} 10. a3 Bf8 11. b4 Nbd7 12. Rb1 a6 13. a4 a5 14. b5 Rc8 15. Qb3 h5 16. Ba3 h4 17. Nge2 Bxa3 18. Qxa3 Ne4 19. Nxe4 dxe4 20. Bc4 h3 21. g3 Qf6 22. Rfc1 g5 23. Nc3 c5 24. bxc6 Rxc6 {0-1 Silva,J (1957)-De Oliveira,G (2147) 10th Floripa Open 2024 (8.34)}) 10... Nbd7 11. Nce2 $146 ({RR} 11. Rc1 a6 12. Bb1 Rc8 13. Re1 Bd6 14. Nf5 Bf8 15. a3 g6 16. Ng3 Bd6 17. Ba2 Qe7 18. Qf3 Ne4 19. Ngxe4 dxe4 20. Qh3 Nf6 21. f4 Rcd8 22. Rf1 Bc8 23. Qh4 c5 24. Ne2 Be6 25. Bxe6 Qxe6 {1-0 Lokvenc,J-Mross,P Krakow/Warsaw 1941 (5)}) ({RR} 11. Rc1 Bf8 12. Re1 c5 13. b3 a6 14. dxc5 Nxc5 15. Bf1 Qd7 16. Qc2 Rac8 17. Qb1 Nce4 18. Ncxe4 Nxe4 19. Nxe4 dxe4 20. Qb2 Rxc1 21. Rxc1 Rc8 22. Rxc8 Qxc8 {½-½ Foltys,J-Platt,J Match/Nation CSR-AUT 1949 (1)}) ({RR} 11. Rc1 a6 12. a3 Bd6 13. Nf5 Bf8 14. Qf3 g6 15. Ng3 c5 16. Rfd1 b5 17. Qf4 Rc8 18. h4 h5 19. Qg5 Bg7 20. Nge2 c4 21. Bb1 Nf8 22. Nf4 Bc6 23. Be1 a5 24. e4 dxe4 25. d5 Bd7 {0-1 Brethes,F (2243)-Sethuraman,S (2623) Porticcio op 2nd 2015 (9)}) 11... Bf8 12. Rc1 a6 13. a4 c5 14. dxc5 Nxc5 15. Bb1 Nce4 16. Nd4 g6 17. Ba2 h5 18. Nxe4 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "4"]
[White "Santiago, Yago De Moura"]
[Black "Nejanky, Maisa"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2455"]
[BlackElo "1968"]
[Annotator "Chessbase"]
[PlyCount "87"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 dxc4 7. Bxc4 c5 8. a3 cxd4 9. axb4 dxc3 10. Qxd8 Rxd8 11. Nxc3 Nc6 12. b5 Ne5 13. Be2 Nd3+ 14. Bxd3 Rxd3 15. e4 $146 ({RR} 15. Ke2 Rd8 16. e4 Rd4 17. Rd1 Rxd1 18. Kxd1 e5 19. Be3 a6 20. Ra5 Be6 21. bxa6 bxa6 22. f3 Bb3+ 23. Kd2 Nd7 24. Nd5 Bc4 25. Ne7+ Kf8 26. Nf5 Be6 27. Bc5+ Nxc5 28. Rxc5 Rb8 29. Kc2 g6 {½-½ Ivkov,B-Vaganian,R Vrnjacka Banja International-03 1971}) ({RR} 15. Ke2 Rd8 16. e4 Bd7 17. Be3 a6 18. bxa6 Rxa6 19. Rhd1 Rxa1 20. Rxa1 Rc8 21. Ra7 Bc6 22. f3 Ne8 23. b4 Nd6 24. Bc5 Nb5 25. Nxb5 Bxb5+ 26. Ke3 {½-½ Tregubov,P (2585)-Jakovenko,D (2704) Wch Rapid Doha 2016 (4)}) ({RR} 15. Ke2 Rd8 16. Rd1 Rxd1 17. Kxd1 Nd5 18. Nxd5 exd5 19. b6 a6 20. Ra5 Be6 21. Rc5 Rc8 {½-½ Marszalek,R-Schinzel,W POL-ch30 Gdynia 1973 (5)}) ({RR} 15. Ke2 Rd8 16. e4 Bd7 17. Rd1 Rdc8 18. Rd6 Kf8 19. f3 Ke7 20. Rd4 a6 21. bxa6 bxa6 22. Rb4 Bc6 23. Ra5 Nd7 24. Be3 {½-½ Vaisser,A (2510)-Rozentalis,E (2465) URS-ch sf Sevastopol 1986}) 15... Rd4 16. Be3 Rb4 17. b6 a6 18. O-O-O Bd7 19. Rd6 Bc6 20. Rhd1 h6 21. f3 Rc8 22. g4 Kh7 23. h4 Ne8 24. Rd8 Rxd8 25. Rxd8 g5 26. h5 f6 27. Kc2 Kg7 28. b3 Kf7 29. Bc5 Rb5 30. b4 f5 31. Nxb5 Bxb5 32. Rb8 Bc6 33. Kd3 fxg4 34. fxg4 Nf6 35. Rf8+ Kg7 36. Rc8 Bxe4+ 37. Ke3 Bd5 38. Bd4 e5 39. Bxe5 Kf7 40. Rc7+ Ke6 41. Bxf6 Kxf6 42. Rh7 Ke5 43. Rxh6 Be4 44. Re6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "5"]
[White "Santiago, Yago De Moura"]
[Black "Dos Santos Junior, Haroldo Cunha"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "2455"]
[BlackElo "2040"]
[Annotator "Chessbase"]
[PlyCount "109"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Be7 6. Nf3 O-O 7. Bd3 b6 8. cxd5 exd5 9. b4 ({RR} 9. O-O Bb7 10. b4 c6 11. Qb3 Nbd7 12. Rd1 Bd6 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Nf6 16. Bg5 h6 17. Bxf6 Qxf6 18. b5 Rac8 19. Rac1 Bf4 20. Rc3 Rfe8 21. Qc2 Qe7 22. Bxc6 Red8 23. g3 Bd6 {½-½ So,W (2760)-Abdusattorov,N (2713) chess.com SpeedChess 2022 (1.33)}) ({RR} 9. O-O Bb7 10. b4 Nbd7 11. Qb3 Rb8 12. b5 Bd6 13. a4 Re8 14. Ba3 Nf8 15. Rfc1 Ne4 16. Rc2 Ng6 17. Rac1 Re6 18. Bxd6 Qxd6 19. Ne2 Re7 20. Ng3 Nxg3 21. hxg3 Rc8 22. Bf5 Ra8 23. Rc3 a5 {1-0 Perez Leiva,J (2357)-Torres Ymas,D (2148) 57th Capablanca Mem Open 2024 (1.26)}) 9... Bg4 $146 ({RR} 9... Bb7 10. Bb2 Nbd7 11. Qb3 a6 12. O-O Bd6 13. a4 Re8 14. b5 a5 15. Ba3 Bxa3 16. Qxa3 Ne4 17. Qb3 Re6 18. Rac1 Rh6 19. Ne2 Ndf6 20. Ng3 Ng4 21. Qc2 Rc8 22. Nxe4 dxe4 23. Bxe4 Nxh2 24. Rfd1 {1-0 Ruban,E-Podgaets,M URS U26-ch Rostov on Don 1967}) ({RR} 9... Bb7 10. O-O Nbd7 11. Bb2 a6 12. Qc2 Bd6 13. b5 Qe7 14. a4 a5 15. Qb3 Rfe8 16. Bf5 Nf8 17. Ba3 g6 18. Bxd6 Qxd6 19. Bb1 N8d7 20. Ba2 Re7 21. Rac1 h6 22. Rc2 Rc8 23. Rfc1 g5 24. Ne2 {1-0 Carlsson,L (2349)-Haug,J (2480) TCh-NOR Elite 2022-23 (8.56)}) ({RR} 9... Bb7 10. Bb2 Nbd7 11. O-O Re8 12. Qb3 Bd6 13. b5 Rc8 14. a4 c5 15. bxc6 Bxc6 16. Rfc1 Bb7 17. a5 Bb8 18. Bf5 Rc6 19. a6 Ba8 20. Nb5 g6 21. Bh3 Rc4 22. Nd2 Rxc1+ 23. Rxc1 h5 24. Ba3 {1-0 Simagin,V-Spassov,L Zinnowitz International DSV-02 1965 (9)}) 10. Qc2 Bxf3 11. gxf3 c5 12. bxc5 bxc5 13. dxc5 Nbd7 14. O-O Rc8 15. Na4 Nxc5 16. Nxc5 Bxc5 17. Bf5 Rc7 18. Qd3 Qe7 19. Bb2 Rb8 20. Bc3 Bd6 21. Rab1 Rxb1 22. Rxb1 g6 23. Bh3 Be5 24. Bd2 Rc4 25. Bg2 Qc5 26. Bb4 Qc6 27. Qd1 Bd6 28. Bd2 Qc7 29. h3 Qe7 30. Qb3 Rc8 31. a4 Qe5 32. Qd3 Rc4 33. a5 Qe7 34. Qb3 Qe5 35. Qb5 Rc2 36. Qd3 Rc4 37. Be1 Rc8 38. Rd1 Bf8 39. Kf1 Be7 40. Rb1 h6 41. Rd1 g5 42. Rb1 Kg7 43. Bd2 Qc7 44. Rc1 Qd8 45. Bc3 Kg8 46. Rd1 Qe8 47. Bd4 Rc7 48. Kg1 Qc6 49. Rb1 Rb7 50. Rxb7 Qxb7 51. Bf1 Nd7 52. a6 Qc7 53. Qf5 Qc6 54. Bd3 Nf8 55. Qe5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Di Berardino, Diego Rafael"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1-0"]
[ECO "E54"]
[WhiteElo "2472"]
[BlackElo "2560"]
[Annotator "Chessbase"]
[PlyCount "139"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O cxd4 9. exd4 b6 10. Bd3 Bb7 11. a3 Bxc3 12. bxc3 Qc7 13. c4 Nbd7 14. Re1 h6 ({RR} 14... Ba6 15. Ne5 Nxe5 16. dxe5 Nd7 17. Bb2 Rfd8 18. Re3 g6 19. Qe2 Rac8 20. Rc1 Nc5 21. Bc2 Nb7 22. h4 Qe7 23. Re4 Na5 24. Ba4 Rc5 25. Qg4 Nxc4 26. Rexc4 Bxc4 27. Rxc4 b5 28. Rb4 bxa4 29. h5 {0-1 Narayanan,S (2533)-Manish Anto,C (2307) 14th Vojvodina Open 2024 (6.2)}) 15. Qe2 $146 ({RR} 15. a4 Rfe8 16. h3 e5 17. Nxe5 Nxe5 18. dxe5 Rxe5 19. Rxe5 Qxe5 20. Ra2 Rd8 21. Rd2 Be4 22. Bf1 Rxd2 23. Bxd2 Bc6 24. Be3 Nd7 25. Bd3 Nc5 26. Bc2 Be4 27. Bxe4 Qxe4 28. a5 Qxc4 29. axb6 axb6 {½-½ Salem,A (2682)-Erigaisi,A (2567) Goldmoney Asian Prelim rapid 2021 (13.4)}) 15... Rfe8 16. Bb2 Qf4 17. Nd2 Rad8 18. Nf1 Nb8 19. Rad1 Nc6 20. Qe3 Qxe3 21. Nxe3 Kf8 22. Bc2 Rc8 23. d5 Na5 24. Ba4 Red8 25. Bc3 exd5 26. Bb4+ Kg8 27. Be7 d4 28. Nf5 Nxc4 29. Bxd8 Rxd8 30. Rxd4 Rxd4 31. Nxd4 a6 32. Bb3 Nxa3 33. Ra1 Nb5 34. Nxb5 axb5 35. Ra7 Bd5 36. Bxd5 Nxd5 37. Rd7 Nc3 38. Rd8+ Kh7 39. Rd6 Na4 40. Kf1 h5 41. Ke1 b4 42. Rd4 Nc5 43. Kd1 b3 44. f3 g5 45. Rb4 Kg6 46. Rxb6+ f6 47. Rb5 Ne6 48. Rxb3 h4 49. Ke1 Nf4 50. Kf2 Kf5 51. Ra3 Kg6 52. Ra2 Kf5 53. Ke3 Kg6 54. Ke4 Nh5 55. Rb2 Nf4 56. Ra2 Nh5 57. Rc2 Nf4 58. g3 hxg3 59. hxg3 Nh5 60. Rg2 Ng7 61. Rb2 Nh5 62. Rg2 Ng7 63. Rg1 Nf5 64. g4 Ng7 65. Kd5 Kf7 66. Ra1 Ne8 67. Ra7+ Kg6 68. Ke6 Ng7+ 69. Ke7 f5 70. Ra6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Silva, Juliana Figueira Th"]
[Black "Ferreira, Marcone Fiuza"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1859"]
[BlackElo "1969"]
[Annotator "Chessbase"]
[PlyCount "145"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. O-O d6 7. Nc3 Nbd7 8. e4 e5 9. d5 $146 ({RR} 9. h3 c6 10. Be3 exd4 11. Nxd4 Re8 12. Qc2 a5 13. Rad1 Nc5 14. Nxc6 bxc6 15. Bxc5 dxc5 16. Rxd8 Rxd8 17. e5 Bf5 18. Qa4 Nd7 19. f4 Nb6 20. Qxc6 Nxc4 21. Qxa8 Rxa8 22. Bxa8 Bxh3 23. Bg2 Bxg2 {0-1 Wagh,S (2346)-Pichot,A (2647) Titled Tuesday intern op 19th Jul Early blitz 2022 (8)}) ({RR} 9. h3 a6 10. Re1 c6 11. d5 c5 12. a4 b6 13. Be3 Ne8 14. Qd2 Nc7 15. Rf1 Rb8 16. b3 f5 17. exf5 gxf5 18. Bh6 Qf6 19. Bxg7 Qxg7 20. Nh4 Nf6 21. Qc2 f4 22. g4 h5 23. gxh5 Bxh3 {0-1 Malyshev,G (2351)-Kamsky,G (2665) Titled Tuesday intern op 06th Apr blitz 2021 (2)}) 9... a5 10. b3 Nc5 11. Qc2 Bg4 12. h3 Bxf3 13. Bxf3 Nfd7 14. Bb2 f5 15. Bg2 f4 16. Bf3 h5 17. Kh2 Bh6 18. Bc1 Rf7 19. Ne2 Qf6 20. Rb1 Rh7 21. Kg1 Rf8 22. Bd2 b6 23. a3 Qf7 24. b4 Nb7 25. Kg2 g5 26. g4 Nf6 27. Rh1 Kg7 28. Qc3 Qg6 29. Qc2 Kh8 30. Nc3 Qf7 31. Qa4 Bg7 32. Rbg1 Rg8 33. Kf1 axb4 34. axb4 Nd8 35. Ke2 Qg6 36. Kd1 Bf8 37. gxh5 Qf7 38. Kc2 Nxh5 39. Bg4 Nf6 40. f3 Nh5 41. Be1 Rh6 42. Qd7 Qf6 43. Qxc7 Rg7 44. Qc8 Ra7 45. Kd3 Ra3 46. Bf2 Ng3 47. Bxb6 Be7 48. Kc2 Kg7 49. Bxd8 Bxd8 50. Ra1 Rxc3+ 51. Kxc3 Rh8 52. Qd7+ Kh6 53. Rh2 Bb6 54. Ra6 Rd8 55. Qe6 Bd4+ 56. Kb3 Qxe6 57. dxe6 Kg7 58. Rc6 Kf6 59. Rc7 Rb8 60. h4 Bc5 61. hxg5+ Kxg5 62. e7 d5 63. cxd5 Bxb4 64. e8=Q Rxe8 65. Kxb4 Rb8+ 66. Kc5 Nxe4+ 67. fxe4 Kxg4 68. d6 Kf3 69. Kd5 Kg3 70. Rhc2 f3 71. Rf7 Rb5+ 72. Ke6 Rb6 73. Kxe5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "11"]
[White "Fernandes, Felipe Gambini"]
[Black "Moura, Eduardo Eugenio Chaves"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1852"]
[BlackElo "2056"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bf4 d6 6. h3 c5 7. e3 Qb6 8. Rb1 Bf5 9. Bd3 Bxd3 10. Qxd3 Nc6 11. d5 Nb4 12. Qd2 Rad8 $146 ({RR} 12... Qa6 13. a3 Qxc4 14. axb4 cxb4 15. Ne2 Nxd5 16. O-O Nxf4 17. Nxf4 Rfc8 18. Nd5 Kf8 19. Nxb4 a5 20. Nd5 Qb3 21. e4 h6 22. Nd4 Qc4 23. Rfd1 Qc5 24. b4 axb4 25. Rxb4 Ra6 26. Rxb7 Qxd4 27. Qxd4 {1-0 Moskalenko,V (2485)-Itkis,B (2440) Alushta 1997 (5)}) 13. a3 Na6 14. e4 e5 15. Be3 Qc7 16. O-O Qd7 17. b4 b6 18. bxc5 Nxc5 19. Bxc5 bxc5 20. Rb5 Rb8 21. Rfb1 Qc7 22. Qb2 Nd7 23. a4 Rxb5 24. Nxb5 Qb6 25. Qa1 Rb8 26. a5 Qa6 27. g4 Bf8 28. Kh2 Be7 29. Qa4 Kg7 30. g5 Nb6 31. Qa2 Nd7 32. h4 Bd8 33. Re1 Be7 34. Kg3 Rh8 35. Qa4 h5 36. Qa2 Rb8 37. Ng1 Qb7 38. a6 Qb6 39. Rb1 f6 40. Nf3 fxg5 41. Nxg5 Bxg5 42. hxg5 Qd8 43. Qd2 Rb6 44. Ra1 Nb8 45. Nxa7 Rb3+ 46. f3 Qd7 47. Nb5 Qg4+ 48. Kf2 Rxf3+ 49. Ke2 Ra3+ 50. Kf2 Qf3+ 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "3"]
[Board "61"]
[White "Ishida, Leopoldo Tetsuo"]
[Black "Vaz, Vania Dora Madona"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1688"]
[BlackElo "1502"]
[Annotator "Chessbase"]
[PlyCount "69"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 h6 6. Bh4 d6 7. e3 Qe8 8. Be2 e5 9. O-O g5 ({RR} 9... c6 10. Rc1 Nbd7 11. b4 Nh7 12. Ne4 g5 13. Nxd6 Qe6 14. Nxc8 gxh4 15. d5 cxd5 16. cxd5 Qf6 17. Rc7 Rd8 18. Qc2 e4 19. Nd4 Ng5 20. d6 Ne5 21. Ne7+ Kh8 22. Nef5 h3 23. g3 Bf8 24. Rxb7 {0-1 Bazeev,G (2380)-Richter,P (2171) Titled Tue 18th Oct Late 2022 (4)}) 10. Bg3 Nh5 $146 ({RR} 10... Nfd7 11. dxe5 dxe5 12. e4 c6 13. h4 Qe7 14. hxg5 hxg5 15. Qd2 f6 16. Rfd1 Na6 17. a3 Ndc5 18. Qe3 Nb3 19. Rab1 Nac5 20. Na4 Nxa4 21. Qxb3 Nc5 22. Qe3 a5 23. b4 axb4 24. axb4 Ne6 25. c5 {½-½ Harutyunian,T (2143)-Borisenko,A (2415) Moscow op-E 2011 (2.68)}) 11. dxe5 Nxg3 12. hxg3 dxe5 13. Qc2 c6 14. Rad1 Bg4 15. Rd2 Nd7 16. Ne4 Qe7 17. Rfd1 Nf6 18. Nxf6+ Bxf6 19. Qe4 Bh5 20. Rd7 Qe8 21. Qf5 Bg7 22. Qh3 Bg6 23. Rxb7 f5 24. Rdd7 Rf7 25. Rxf7 Bxf7 26. Qxf5 Bg6 27. Qg4 Rb8 28. Rxb8 Qxb8 29. c5 Qxb2 30. Qc8+ Bf8 31. Bc4+ Bf7 32. Bxf7+ Kxf7 33. Qf5+ Ke8 34. Nxe5 Qb7 35. Qe6+ 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "15"]
[White "Costa, Carlos Evanir"]
[Black "Fernandes, Marcio Rosa"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2190"]
[BlackElo "1798"]
[Annotator "Chessbase"]
[PlyCount "75"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. g3 c6 6. Bg2 O-O 7. O-O Bg4 8. Qc2 d5 ({RR} 8... Qb6 9. Rd1 Na6 10. e4 Nd7 11. Be3 Nc7 12. h3 Bxf3 13. Bxf3 Qa6 14. Be2 c5 15. dxc5 Nxc5 16. b4 Bxc3 17. Qxc3 Nxe4 18. Qb2 Rfd8 19. Bf3 d5 20. cxd5 Nd6 21. Qe5 Rd7 22. Bd4 f6 23. Qe1 {1-0 Dorfman,J (2575)-Ebalard,M (2245) FRA-chT France 1991}) ({RR} 8... Nbd7 9. e4 a6 10. Re1 e6 11. b3 Qc7 12. Bb2 Rab8 13. Rad1 Rfc8 14. h3 Bxf3 15. Bxf3 Ne8 16. Re2 Nf8 17. Bg2 a5 18. f4 h6 19. Qd3 b6 20. e5 Qb7 21. Ba3 Qa6 22. exd6 Nxd6 23. Bxd6 {1-0 Matlocha,L (1650)-Rychlik,Z (1686) Ceske Budejovice op-B 2022 (9)}) 9. cxd5 $146 ({RR} 9. Qb3 dxc4 10. Qxb7 Qb6 11. Qxe7 Na6 12. Ne5 Nb4 13. Nxc4 Qxd4 14. Qxb4 c5 15. Qa4 Bd7 16. Nb5 Bxb5 17. Qxb5 Rab8 18. Qa6 Rb4 19. Ne3 c4 20. Nc2 Qc5 21. Nxb4 Qxb4 22. Qxa7 Ng4 23. Qb7 Qa4 {1-0 Meleg,V-Johnson,F (1788) World Amateur-ch 2013 (5)}) 9... cxd5 10. Qb3 Nc6 11. Qxb7 Bxf3 12. Qxc6 Bxg2 13. Kxg2 Rc8 14. Qb5 h5 15. f3 e6 16. Qd3 Rc4 17. b3 Rc6 18. Ba3 Re8 19. Rac1 Nd7 20. Na4 Qc8 21. Rxc6 Qxc6 22. Rc1 Qb7 23. Nc5 Qc6 24. e3 e5 25. Nxd7 Qxd7 26. dxe5 Bxe5 27. Bc5 h4 28. g4 Bb8 29. Bd4 Qd6 30. f4 Qe6 31. Kh3 g5 32. fxg5 Qd6 33. Rc2 Re4 34. Qf1 Qe6 35. Qf5 Qxf5 36. gxf5 Be5 37. Rc8+ Kh7 38. Re8 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "50"]
[White "Fernandes, Marcio Rosa"]
[Black "Da Silva, Rodrigo Haydt"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "1798"]
[BlackElo "1504"]
[Annotator "Chessbase"]
[PlyCount "103"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. d4 Re8 8. e4 ({RR} 8. d5 Nb6 9. Nd2 Bd7 10. Rb1 c6 11. b3 e6 12. dxc6 Bxc6 13. e4 d5 14. c5 Nbd7 15. b4 d4 16. Ne2 Bb5 17. a4 Bd3 18. Rb3 Bxe2 19. Qxe2 a5 20. Ba3 axb4 21. Bxb4 Bf8 22. Rc1 Rxa4 {½-½ Urban,K (2467)-Kempinski,R (2528) POL-ch 57th Plock 2000 (5)}) 8... c5 9. d5 ({RR} 9. h3 a6 10. e5 Nh5 11. g4 cxd4 12. Ne4 dxe5 13. gxh5 f5 14. Neg5 Qb6 15. hxg6 h6 16. Nh4 hxg5 17. Bxg5 Nf6 18. c5 Qxb2 19. Bxf6 exf6 20. Bd5+ Kf8 21. Qh5 Qd2 22. Nxf5 Qg5+ 23. Qxg5 fxg5 {1-0 Kazakouski,V (2564)-Ostensen,N (2280) Titled Tue 10th Oct Early 2023 (2)}) 9... a6 10. Re1 $146 ({RR} 10. a4 Nb6 11. Qd3 Bg4 12. Nd2 Qc8 13. a5 Nbd7 14. f4 Nf8 15. Na4 Qc7 16. h3 Bd7 17. Nc3 e6 18. Nb3 exd5 19. exd5 Bf5 20. Qd2 Ne4 21. Nxe4 Bxe4 22. Bxe4 Rxe4 23. Qc2 Rae8 24. Bd2 Qc8 {0-1 Rous,D (1732)-Ta,V (1495) CZE-ch U12 Sec u Chrudimi 2008 (1)}) 10... Rb8 11. e5 dxe5 12. Nxe5 Nxe5 13. Rxe5 b5 14. Bf4 Rb6 15. h3 Nh5 16. Rxh5 gxh5 17. Qxh5 Qd7 18. g4 f5 19. g5 bxc4 20. Re1 e5 21. dxe6 Rexe6 22. Rxe6 Rxe6 23. Bd5 Qf7 24. Qd1 Kh8 25. Bxc4 Qg6 26. Bxe6 Qxe6 27. Qd8+ Qg8 28. Qxg8+ Kxg8 29. Bd6 Bd4 30. Kg2 Kf7 31. f4 Kg6 32. Kg3 Kh5 33. Nd1 Bd7 34. h4 Bb5 35. Be5 Be2 36. Nc3 Bxc3 37. Bxc3 Kg6 38. a3 c4 39. Be1 Bd3 40. Kf3 Kh5 41. Ke3 Bf1 42. Kd4 Kg4 43. Ke5 Bd3 44. Bd2 Kxh4 45. Kf6 Be2 46. Kg7 Bh5 47. Kxh7 Be8 48. g6 Bxg6+ 49. Kxg6 Kg4 50. a4 Kf3 51. Kxf5 Ke2 52. Bc3 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "30"]
[White "Araujo, Barbara Ribeiro"]
[Black "Santos, Abel Cardoso Dos"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "1781"]
[BlackElo "1923"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. g3 g6 3. Nc3 Bg7 4. Bg2 c6 5. d4 d6 6. Nf3 O-O 7. O-O Nbd7 8. e4 e5 9. h3 a5 10. Re1 Qe7 11. Qc2 ({RR} 11. Bg5 h6 12. Be3 exd4 13. Nxd4 Nc5 14. Nb3 Nfd7 15. Nxc5 Nxc5 16. Qd2 Be6 17. b3 Kh7 18. Bd4 Qg5 19. Qxg5 hxg5 20. Bxg7 Kxg7 21. Rad1 Rfd8 22. Bf1 Rd7 23. Rd2 Rh8 24. g4 Kf6 25. Rxd6 Rxd6 {½-½ Muse,D (2350)-Ljubicic,F (2396) Cvitanovic Memorial 04th 1999 (1)}) 11... exd4 ({RR} 11... h6 12. Be3 Ne8 13. c5 dxc5 14. dxc5 Nc7 15. Na4 Ne6 16. Red1 Re8 17. Rac1 Kh7 18. Bf1 Nd4 19. Nxd4 exd4 20. Bf4 Qxe4 21. Bd3 Qe6 22. h4 Ne5 23. Be4 Qxa2 24. h5 Qe6 25. hxg6+ Nxg6 26. Re1 {1-0 Charochkina,D (2301)-Gaboyan,S (2179) World Blitz Women 2023 (8.26)}) 12. Nxd4 Ne5 $146 ({RR} 12... d5 13. cxd5 Nxd5 14. Nxd5 cxd5 15. Nb5 Qb4 16. Qe2 dxe4 17. Bd2 Qxb2 18. Reb1 Qc2 19. Bxe4 Re8 20. Nd6 Rxe4 21. Nxe4 Ne5 22. Rc1 Qd3 23. Qxd3 Nxd3 24. Rxc8+ Rxc8 25. Rb1 Rc2 26. Rxb7 h5 27. Rb8+ {1-0 Devcic,D-Tomerlin,S CRO-chT2 Tucepi 1996}) ({RR} 12... Re8 13. Bf4 Nh5 14. Be3 Nc5 15. Rad1 a4 16. g4 Nf6 17. Bf4 Nfd7 18. Bg3 Ne5 19. Nce2 {½-½ Fischer,R (2105)-Winter,L Bad Wildungen op 1998 (4)}) 13. Qe2 c5 14. Ndb5 Nc6 15. Bf4 Nd4 16. Nxd4 cxd4 17. Nb5 Ne8 18. Rad1 a4 19. Nxd4 Ra6 20. Rd2 Nc7 21. Be3 Ne6 22. b4 axb3 23. axb3 Re8 24. f3 Bd7 25. b4 Ra4 26. Rb1 Rc8 27. Bf1 Nxd4 28. Bxd4 Bxd4+ 29. Rxd4 Be6 30. Qd1 Ra2 31. Qc1 Qf6 32. Qe3 b5 33. Rc1 Bxc4 34. Bxc4 bxc4 35. Qc3 Ra3 36. Qxa3 Qxd4+ 37. Kf1 c3 38. b5 Qd3+ 39. Kf2 Qd2+ 40. Kf1 c2 41. b6 Rc3 42. b7 Qd3+ 43. Kg1 Qe3+ 44. Kg2 Qxf3+ 45. Kg1 Qe3+ 46. Kg2 Qxg3+ 47. Kf1 Qxh3+ 48. Kg1 Rg3+ 49. Qxg3 Qxg3+ 50. Kh1 Qb3 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "7"]
[White "Dias, Matheus Braga"]
[Black "Perdomo, Leandro"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "1953"]
[BlackElo "2359"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 Re8 10. Be3 exd4 11. Nxd4 Nc5 12. Qc2 a5 13. Rad1 Nfd7 14. Kh2 ({RR} 14. Nde2 Qe7 15. Rfe1 Ne5 16. b3 Bxh3 17. Bxh3 Nf3+ 18. Kf1 Nxe1 19. Kxe1 a4 20. Bg2 axb3 21. axb3 Ra3 22. b4 Nd7 23. f4 f5 24. Qb2 Rea8 25. Bd4 Bxd4 26. Nxd4 Nf6 27. Nc2 R3a7 28. Ne3 fxe4 {1-0 Nogueiras Santiago,J (2490)-Vogt,L (2510) Capablanca Memorial-18 Group B 1983}) ({RR} 14. Rd2 a4 15. Rfd1 Qa5 16. f4 Qb4 17. b3 axb3 18. axb3 Nf6 19. Kh2 Bg4 20. Rb1 Bd7 21. Nde2 Bf8 22. Bd4 Nh5 23. g4 Ng7 24. f5 Na6 25. Na2 Qa5 26. b4 Qc7 27. Kh1 c5 28. bxc5 Nxc5 {0-1 Daeschler,F (2219)-Gormally,D (2470) Titled Tuesday intern op 07th Jun Early blitz 2022 (4)}) 14... a4 15. b3 $146 ({RR} 15. f4 Qb6 16. Rfe1 Qb4 17. Bf1 Nf6 18. Bf2 a3 19. b3 Bd7 20. Bg2 Rad8 21. Bf3 h5 22. Re2 Qa5 23. Be1 Qc7 24. b4 Ne6 25. Nb3 Bc8 26. Bf2 g5 27. f5 g4 28. Bg2 Ng5 29. h4 Nf3+ {0-1 Cuevas Araya,W (2213)-Diaz Villagran,R (2330) Santiago Endesa 01 2010 (3)}) ({RR} 15. Rfe1 Qa5 16. f3 Ne5 17. Bf1 Be6 18. Nb1 Bc8 19. f4 Ned7 20. Bf2 Qb4 21. a3 Qa5 22. Nc3 Nf8 23. Re3 Nfe6 24. Nf3 Qc7 25. Re2 Nf8 26. e5 Bf5 27. Qd2 Qa5 28. Qxd6 Nfe6 29. Qd2 Nb3 {½-½ Seibicke,R (2103)-Boehm,C (2018) Oberliga Ost-A 1617 2016 (6.8)}) ({RR} 15. Rfe1 Qa5 16. Nde2 Ne5 17. Nb1 Qb4 18. Nd2 Ned3 19. Bxc5 Nxc5 20. Nc3 a3 21. Ndb1 Qxb2 22. Rd2 Qxc2 23. Rxc2 Be6 24. Ne2 Nd3 25. Rf1 Nb4 26. Rd2 Bxc4 27. f4 Nxa2 28. Re1 Bxe2 29. Rexe2 Nc3 {1-0 Berend,E (2326)-Vasquez Schroder,R (2441) Speed Chess Super Swiss blitz 2020 (12)}) 15... Qa5 16. Nde2 axb3 17. axb3 Qb4 18. Rb1 Nf8 19. Bd4 Bxd4 20. Nxd4 Nfe6 21. Rfd1 Ra3 22. Nce2 Nxd4 23. Nxd4 Ne6 24. Qd2 Qb6 25. Qb2 1/2-1/2

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "54"]
[White "Dos Santos, Thiago L Verbicario"]
[Black "Da Silva, Rodrigo Haydt"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1897"]
[BlackElo "1504"]
[Annotator "Chessbase"]
[PlyCount "60"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 e5 6. d5 O-O 7. Nge2 Nbd7 8. O-O Nc5 9. Bc2 a5 10. f3 Nh5 11. g4 ({RR} 11. Be3 f5 12. exf5 gxf5 13. Kh1 Qh4 14. b3 Bd7 15. Qd2 Qe7 16. Rad1 b6 17. Rg1 Kh8 18. a3 Rae8 19. b4 Nb7 20. g4 fxg4 21. fxg4 Nf4 22. Nxf4 exf4 23. Bd4 Be5 24. Rdf1 Qg7 25. Bxe5 dxe5 {½-½ Wilk,I (1768)-Kania,F (1528) Krakow Winter op-A 2022 (3)}) 11... Nf6 12. Ng3 ({RR} 12. Be3 h5 13. h3 hxg4 14. fxg4 Bxg4 15. hxg4 Nxg4 16. Bxc5 Qh4 17. Rf3 dxc5 18. Qe1 Qh2+ 19. Kf1 Ra6 20. Qg3 Qh1+ 21. Ng1 Nh2+ 22. Ke2 Nxf3 23. Qxf3 Qh2+ 24. Qf2 Qh5+ 25. Nf3 f5 26. Qg2 Rb6 {0-1 Miton,K (2601)-Korobov,A (2693) EU-ch blitz Wroclaw 2014 (8)}) 12... b6 $146 ({RR} 12... c6 13. Be3 cxd5 14. cxd5 b6 15. Qd2 Ba6 16. Rfb1 Qc7 17. Bh6 Ne8 18. h4 Rc8 19. Rc1 Qe7 20. Kg2 f6 21. h5 Bxh6 22. Qxh6 Qg7 23. Qd2 Kf7 24. Nd1 Nc7 25. Ne3 Nb5 26. Nc4 Rb8 27. a4 {0-1 Zoern,F (1809)-Stegemann,N (1959) Muensterland Verbandsklasse-B 0203 2002 (7.4)}) ({RR} 12... Bd7 13. Be3 b6 14. Kg2 Kh8 15. h4 Nxg4 16. fxg4 Qxh4 17. Rh1 Qxg4 18. Qg1 Bc8 19. Qh2 h5 20. Bd1 Qd7 21. Nxh5 Qh3+ 22. Qxh3 Bxh3+ 23. Rxh3 {1-0 Georgiev,V (2540)-Murli,A (1896) Bresso op 6th 2007 (2)}) ({RR} 12... Ne8 13. Be3 b6 14. Qd2 Bd7 15. b3 Qe7 16. a3 f5 17. exf5 gxf5 18. Bxc5 dxc5 19. Bxf5 Nd6 20. Bxd7 Qxd7 21. Nce4 a4 22. Nxd6 cxd6 23. Rab1 Rf4 24. Ne4 axb3 25. Rxb3 Ra4 26. Rxb6 Rxa3 27. Rb8+ {1-0 Pataki,G (2347)-Magyar,A (2100) HUN-chT 0102 2001 (4)}) 13. a3 Ba6 14. Qe2 Qd7 15. Be3 Rab8 16. b4 Qe7 17. bxc5 bxc5 18. Rab1 h5 19. gxh5 Nxh5 20. Nxh5 gxh5 21. Bd3 f6 22. Kh1 Rxb1 23. Rxb1 Kf7 24. Qg2 Rg8 25. Rg1 Qf8 26. Qg6+ Ke7 27. Qxh5 Rh8 28. Qg6 Rg8 29. Bh6 Qf7 30. Qxg7 Rxg7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "5"]
[Board "17"]
[White "Pimenta, Jeronimo Marques"]
[Black "Jeremias, Bianca Albano"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2047"]
[BlackElo "1938"]
[Annotator "Chessbase"]
[PlyCount "48"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 g6 2. c4 Nf6 3. Nc3 d6 4. e4 Bg7 5. h3 Nbd7 6. Be3 e5 7. d5 h5 8. Bd3 Bh6 9. Bxh6 Rxh6 10. Nf3 h4 11. Qd2 Rh8 12. O-O-O Nh5 13. Ng5 $146 ({RR} 13. Ne2 Nc5 14. Bc2 a5 15. g4 Ng7 16. Ne1 g5 17. Ng2 f6 18. Ne3 Bd7 19. Nc3 Kf7 20. Qe2 Qb8 21. Kd2 Qa7 22. Ke1 Rhd8 23. Kf1 Qb6 24. Rb1 c6 25. Kg2 Ne8 26. Rhd1 Nc7 27. Nf5 Bxf5 {1-0 Zakhartsov,V (2504)-Cuenca Jimenez,J (2499) Titled Tue 12th Mar Early 2024 (10)}) 13... Nf4 14. Nf3 Nxg2 15. Rdg1 Nf4 16. Bc2 Nf6 17. Ng5 a6 18. Ba4+ Bd7 19. Bxd7+ Qxd7 20. Kb1 Ke7 21. Ne2 N6h5 22. Nxf4 Nxf4 23. Qe3 Rag8 24. Nf3 Nh5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "36"]
[White "Mattos, Bernardo Cunha"]
[Black "Borsato, Ana Carolina Teodoro"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "1719"]
[BlackElo "1892"]
[Annotator "Chessbase"]
[PlyCount "100"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 e5 7. d5 Na6 8. Nge2 Nc5 9. f3 a5 10. g4 c6 ({RR} 10... Bd7 11. Ng3 h5 12. Bg5 h4 13. Nge2 c6 14. Qd2 a4 15. Bg2 Qb6 16. Rb1 Qb4 17. O-O Qxc4 18. Rfd1 Rfe8 19. Rbc1 Qa6 20. Bxh4 cxd5 21. Bxf6 Bxf6 22. Nxd5 Bd8 23. Nec3 Ne6 24. Qf2 Bg5 25. Rc2 {1-0 Caruana,F (2792)-Jones,G (2671) Titled Tuesday intern op 01st Mar Early blitz 2022 (9)}) 11. Ng3 ({RR} 11. dxc6 bxc6 12. Ng3 Ne6 13. Qd2 Nd4 14. Be2 Be6 15. Bxd4 exd4 16. Qxd4 Nxg4 17. Qd3 Ne5 18. Qd2 Qh4 19. Kf2 Bh6 20. Qe1 Bxc4 21. Rd1 Bxe2 22. Kxe2 d5 23. exd5 Qf4 24. Qf2 Qc4+ 25. Ke1 Nd3+ {0-1 Mattos,B (1773)-Nemeth Junior,H (2191) VIII SESC Caioba Open 2024 (3.35)}) 11... Bd7 12. Qd2 b5 $146 ({RR} 12... cxd5 13. cxd5 a4 14. h4 Qa5 15. h5 b5 16. Nf5 b4 17. Ne2 b3 18. Nc3 Bxf5 19. gxf5 bxa2 20. Rxa2 Nb3 21. Qg2 Rfc8 22. hxg6 fxg6 23. fxg6 h5 24. Be2 Rxc3 25. bxc3 Qxc3+ 26. Kf2 Rf8 27. Qh3 {0-1 Potapova,M (2277)-Mohammad Fahad,R (2319) Chess.com Bullet op1 blitz 2020 (21)}) ({RR} 12... h5 13. gxh5 Nxh5 14. Nxh5 Qh4+ 15. Qf2 Qxh5 16. O-O-O Bh6 17. Be2 Bxe3+ 18. Qxe3 Qh4 19. Rhg1 Kg7 20. dxc6 Bxc6 21. Rxd6 Ne6 22. Rxe6 fxe6 23. Qc5 Qf4+ 24. Kc2 Rad8 25. Qe7+ Qf7 26. Qg5 Qf6 27. Qg3 {1-0 Krawczyk,F (2357)-Sanhueza,C (2234) Titled Tue 19th Mar Late 2024 (3)}) ({RR} 12... cxd5 13. cxd5 a4 14. h4 Qa5 15. h5 Rfc8 16. hxg6 fxg6 17. g5 Ne8 18. Rb1 b5 19. Qh2 b4 20. Qxh7+ Kf8 21. Qxg6 bxc3 22. Kf2 c2 23. Rc1 Bb5 24. Nf5 Bxf1 25. Nxg7 Ke7 26. Rh7 Kd8 27. Nxe8 {1-0 Livaic,L (2507)-Perez Ponsa,F (2554) Titled Tuesday intern op 09th Feb blitz 2021 (6)}) 13. dxc6 Bxc6 14. cxb5 Bb7 15. Rd1 Ne6 16. Bc4 Nd4 17. Bxd4 exd4 18. Nce2 d5 19. Bb3 dxe4 20. Nxd4 exf3 21. O-O Qc7 22. Qf2 Rfe8 23. Nc6 a4 24. Bc2 Bh6 25. Kh1 Re6 26. Rde1 Rae8 27. Rxe6 Rxe6 28. Bd1 Bxc6 29. bxc6 Qxc6 30. Bxf3 Qd6 31. Kg2 Bg5 32. Ne2 Nd7 33. h4 Ne5 34. Ng1 Bf4 35. Bd1 Nd3 36. Qc2 Ne1+ 37. Rxe1 Rxe1 38. Qc8+ Kg7 39. Qc3+ Qe5 40. Qxe5+ Bxe5 41. Bxa4 Bxb2 42. Bb3 Ba3 43. Kf2 Re7 44. Ne2 Bc5+ 45. Kf1 Re4 46. a4 Rxg4 47. a5 Rxh4 48. a6 Kf6 49. Nc3 Ke5 50. Nb5 Rb4 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "36"]
[White "Guimaraes, Wagner Peixoto"]
[Black "Santiago, Mauro"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2119"]
[BlackElo "1711"]
[Annotator "Chessbase"]
[PlyCount "55"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 h6 7. Be3 e5 8. d5 Nbd7 ({RR} 8... c6 9. Bd3 Na6 10. Nge2 Nc5 11. Bc2 cxd5 12. cxd5 a5 13. O-O Bd7 14. a3 Qb6 15. Kh1 Rfc8 16. Rb1 Qd8 17. b4 axb4 18. axb4 Na6 19. Bd3 Qe8 20. Qd2 h5 21. Qb2 Kh7 22. Ra1 Ng8 23. Ra5 {1-0 Rogers,I (2570)-Sahl,B (2455) Troll Masters 1995 (8)}) 9. Nh3 ({RR} 9. Nge2 a5 10. a4 Nc5 11. Ng3 Nfd7 12. Ra3 f5 13. Bc1 f4 14. Nge2 Qh4+ 15. g3 fxg3 16. Nxg3 Nf6 17. Nce2 Nh5 18. Kd2 Nxg3 19. Nxg3 Bd7 20. Be2 h5 21. Kc3 Qe7 22. Be3 h4 23. Nf1 c6 {½-½ Bojovic,N (1202)-Eftovska,L (1392) Balkan-ch U18 Girls 2020 (7)}) 9... Ne8 $146 ({RR} 9... a5 10. Nf2 Nc5 11. Be2 Nh5 12. g3 f5 13. exf5 gxf5 14. f4 Nf6 15. fxe5 Nfe4 16. Nfxe4 Nxe4 17. Nxe4 fxe4 18. Qd2 Bxe5 19. Bxh6 Rf7 20. O-O-O Bf5 21. g4 Bh7 22. Rdf1 Rxf1+ 23. Rxf1 Qd7 24. Bd1 {0-1 Lubnin,L (2184)-Sjironov,A Barents Region-chA 2003 (6)}) ({RR} 9... Nc5 10. Nf2 a5 11. Qd2 Kh7 12. Be2 Nh5 13. g4 Nf4 14. Bxf4 exf4 15. Qxf4 f5 16. gxf5 gxf5 17. Qe3 Qh4 18. Bd3 Be5 19. Kd1 f4 20. Qe2 Rg8 21. Kc2 Rg2 22. Raf1 Bd7 23. Qe1 Rag8 24. Ncd1 {0-1 Laza,S (2005)-Kiss,J (1945) Budapest-chT1 Lilienthal 1213 2012 (5)}) 10. Nf2 c6 11. Qd2 Kh7 12. g4 Nb6 13. dxc6 bxc6 14. c5 Nd7 15. cxd6 Qa5 16. h4 Qb4 17. h5 Qxd6 18. hxg6+ Qxg6 19. Bxh6 Rh8 20. Be3+ Kg8 21. Rxh8+ Bxh8 22. O-O-O Qe6 23. g5 Nb6 24. Ng4 Nc4 25. Bxc4 Qxc4 26. Nh6+ Kf8 27. Qf2 Bb7 28. Rd7 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "27"]
[White "Pimenta, Jeronimo Marques"]
[Black "Lourenco, Valerio Dos Santos"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2047"]
[BlackElo "1731"]
[Annotator "Chessbase"]
[PlyCount "72"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 {RR} Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c6 7. Nf3 Qa5 ({RR} 7... Na6 8. Be2 e5 9. d5 Bd7 10. Nd2 Rc8 11. g4 ({RR} 11. O-O Ne8 12. dxc6 bxc6 13. Bxa7 Bh6 14. c5 Bxh3 15. Nf3 Qd7 16. Bxa6 Ra8 17. gxh3 Qxh3 18. Re1 Qg4+ 19. Kf1 Rxa7 20. cxd6 Nxd6 21. Nxe5 Qh3+ 22. Ke2 Qe6 23. Qd4 Rxa6 24. Nd3 Bg7 25. e5 Re8) 11... cxd5 12. cxd5 Nc5 13. a3 a5 14. a4 Ne8 15. g5 f5 16. h4 Rf7 17. Nb3 Na6 18. Bb5 Nb4 19. f3 Bf8 20. Kd2 Ng7 21. Qg1 Nh5 22. Bb6 {1-0 Giri,A (2776)-Iordachescu,V (2588) FRA-chT Top 12 2015 (1.1)}) 8. Nd2 Be6 $146 ({RR} 8... e5 9. d5 Nbd7 10. Be2 c5 11. g4 a6 12. a4 Ne8 13. Rg1 Qd8 14. Qc2 Qe7 15. Rg3 f6 16. h4 Rf7 17. h5 Nf8 18. O-O-O g5 19. a5 Qc7 20. Qa4 Bd7 21. Qa3 b5 22. axb6 Qxb6 23. Nb3 {1-0 Joachim,S (2420)-Helbig,M Hassloch op-A 1998 (3)}) ({RR} 8... Nbd7 9. a3 e5 10. d5 Ne8 11. g4 Qd8 12. Qc2 cxd5 13. exd5 f5 14. f3 a6 15. O-O-O b6 16. h4 fxg4 17. fxg4 Ndf6 18. g5 Ng4 19. Bg1 Bf5 20. Bd3 Rc8 21. Kb1 b5 22. Nce4 Nc7 23. Qb3 {1-0 Delorme,L (2075)-Fischer,J (2091) TCh-FRA Top 16 GpA 2024 (2.8)}) ({RR} 8... e5 9. Nb3 Qc7 10. d5 Nbd7 11. g4 cxd5 12. cxd5 Nc5 13. Nxc5 dxc5 14. Be2 a6 15. g5 Ne8 16. h4 f6 17. gxf6 Rxf6 18. h5 Nd6 19. hxg6 hxg6 20. Bg4 b5 21. Bxc8 Qxc8 22. Qc2 Qg4 23. Bxc5 {0-1 Delgado Montanes,J (2078)-Campos Olaya,I (2165) Salou op 2017 (5)}) ({RR} 8... e5 9. d5 c5 10. g4 a6 11. a4 Qc7 12. a5 Nbd7 13. Be2 Ne8 14. h4 f5 15. exf5 gxf5 16. gxf5 Ndf6 17. h5 h6 18. Rg1 Kh8 19. Bd3 Qf7 20. Rg6 Ng8 21. Qg4 Ne7 22. Bxh6 Nxf5 23. Bxg7+ {1-0 Brunello,S (2548)-Hoi,C (2383) DEN-chT 1819 57th 2018 (1)}) 9. d5 Bd7 10. Be2 Na6 11. O-O e6 12. Nb3 Qc7 13. Rc1 Rac8 14. Qd2 Rfe8 15. f4 exd5 16. cxd5 Nxe4 17. Nxe4 Rxe4 18. dxc6 Bxc6 19. Bf3 Re7 20. Bxa7 Rce8 21. Bd4 Bxd4+ 22. Nxd4 Nc5 23. f5 Ne4 24. Bxe4 Rxe4 25. Nxc6 bxc6 26. f6 Re3 27. Rc3 Qb6 28. Kh1 Qb5 29. Rfc1 Qg5 30. Rxe3 Rxe3 31. Rxc6 h5 32. Rxd6 Qe5 33. Kg1 Re2 34. Rd8+ Kh7 35. Rh8+ Kxh8 36. Qh6+ Kg8 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.28"]
[Round "1"]
[Board "33"]
[White "Garcia, Julio Cesar De Paiva"]
[Black "Martins, Gustavo Faria"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2004"]
[BlackElo "1701"]
[Annotator "Chessbase"]
[PlyCount "87"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 a5 11. Nd2 Nc5 12. O-O Bd7 13. b3 Ne8 ({RR} 13... Nfxe4 14. Ndxe4 Nxe4 15. Nxe4 f5 16. f3 fxe4 17. fxe4 Rxf1+ 18. Kxf1 Qf6+ 19. Kg1 Qg6 20. Bg4 Bxg4 21. Qxg4 h5 22. Qe2 Rf8 23. Rf1 Rxf1+ 24. Kxf1 g4 25. Be1 b6 26. Bd2 Bh6 27. Ke1 Bxd2+ 28. Kxd2 {½-½ Paunovic,D (2400)-Gunawan,R (2440) Vrnjacka Banja 1988}) 14. f3 f5 15. a3 c6 $146 ({RR} 15... f4 16. Bf2 Na6 17. Qb1 h5 18. b4 a4 19. Qd1 Nb8 20. c5 Rf6 21. b5 dxc5 22. Bxc5 Rg6 23. Nxa4 g4 24. fxg4 hxg4 25. g3 Qg5 26. Bf2 Qh6 27. Re1 Qh7 28. Bd3 Rh6 29. Nf1 f3 30. Nc5 {½-½ Schaedler,J (2121)-Kirner,M Baden VLS 0102 2001 (3.4)}) ({RR} 15... f4 16. Bf2 h5 17. b4 Na6 18. Rb1 b6 19. c5 axb4 20. axb4 bxc5 21. bxc5 Nxc5 22. Bxc5 dxc5 23. Qc2 g4 24. Rfc1 Qh4 25. Bf1 Nf6 26. Rb7 Rac8 27. d6 cxd6 28. Nc4 Bc6 29. Rxg7+ Kxg7 30. Nxd6 {0-1 Bielinski,D (2135)-Bolat,I (2208) Titled Tue 9th Apr Early 2024 (2)}) ({RR} 15... f4 16. Bf2 Rf6 17. b4 axb4 18. axb4 Rxa1 19. Qxa1 Na6 20. Qa3 h5 21. c5 Nb8 22. Qa7 Rg6 23. Qxb7 g4 24. Ra1 g3 25. hxg3 fxg3 26. Be3 dxc5 27. bxc5 Bh6 28. Bxh6 Rxh6 29. Nf1 h4 30. Ra8 {1-0 Titz,H (2330)-Bonstingl,G (2225) AUT-ch Austria 1994 (8)}) ({RR} 15... f4 16. Bf2 b6 17. b4 Nb7 18. Nb3 Rf6 19. c5 bxc5 20. bxc5 dxc5 21. Nxc5 Nxc5 22. Bxc5 Bf8 23. Bxf8 Kxf8 24. Bb5 h5 25. Qa4 Bxb5 26. Nxb5 g4 27. Qd1 Rg6 28. Rc1 Raa6 29. Kh1 Rg7 30. Rc6 {½-½ Lauritson,J-Dawa,A (2107) Winnipeg Mike Shpan Memorial 2009 (5)}) 16. exf5 Bxf5 17. Nde4 Bxe4 18. Nxe4 Nxe4 19. fxe4 Nf6 20. Bd3 c5 21. Rb1 Nd7 22. Rxf8+ Qxf8 23. Qg4 Qe7 24. Bf2 b6 25. Be3 Rf8 26. b4 axb4 27. axb4 cxb4 28. Rxb4 Nc5 29. Qd1 Qa7 30. Qb1 Rb8 31. h3 Bf6 32. Be2 Bd8 33. Bg4 Qa3 34. Bxc5 dxc5 35. Rb3 Qa7 36. Be6+ Kg7 37. Rf3 Bf6 38. Qf1 Rf8 39. d6 Qb8 40. d7 Qd8 41. Bf5 Qe7 42. Rd3 Qd8 43. Qd1 Qc7 44. Qh5 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.30"]
[Round "4"]
[Board "14"]
[White "De Oliveira, Yuri Garcia"]
[Black "Perdomo, Leandro"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1964"]
[BlackElo "2359"]
[Annotator "Chessbase"]
[PlyCount "49"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

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. Qc2 Qe7 ({RR} 9... Nc6 10. O-O Ng4 11. Bxg4 Nxd4 12. Qd2 c5 13. Bxc8 Rxc8 14. Rad1 Qd7 15. f3 f5 16. b3 fxe4 17. Nxe4 Re6 18. Qf2 b6 19. Bxd4 cxd4 20. Rxd4 Bxd4 21. Qxd4 Qg7 22. Qd3 h6 23. Rd1 Rd8 24. h3 {1-0 Erigaisi,A (2675)-Aryan,C (2592) Fagernes op 2022 (4)}) 10. f3 ({RR} 10. Nd5 Nxd5 11. exd5 Bg4 12. Qd2 Bxe2 13. Nxe2 Nd7 14. Nd4 Ne5 15. Qe2 Qh4 16. O-O Ng4 17. Nf3 Qh5 18. h3 Nxe3 19. fxe3 Bh6 20. Rfe1 Rxe3 21. Qf2 Rae8 22. Nh2 Qe5 23. Rf1 f5 24. Nf3 Qe4 {0-1 Navickas,T (1469)-Eigminas,K (2099) TCh-LTU 2024 (7.2)}) 10... c6 11. Rd1 $146 ({RR} 11. Bf2 Nh5 12. g3 Nd7 13. O-O Ne5 14. Rfe1 Nf6 15. Kg2 c5 16. Nb3 Be6 17. f4 Nc6 18. Rad1 b6 19. Nd5 Bxd5 20. exd5 Nb4 21. Qb1 Qe4+ 22. Qxe4 Nxe4 23. Bf3 Nxf2 24. Rxe8+ Rxe8 25. Kxf2 Bxb2 {0-1 Simagin,V-Petrosian,T Moscow Training 1966 (5)}) ({RR} 11. g4 a6 12. g5 Nfd7 13. h4 b5 14. h5 b4 15. hxg6 hxg6 16. Na4 d5 17. O-O-O c5 18. Nb3 d4 19. Bf4 Nc6 20. Rh4 Nce5 21. Rdh1 d3 22. Bxd3 Nxf3 23. Rh7 Be5 24. Bxe5 Qxe5 25. Qg2 Nd4 {1-0 Kamsky,G (2510)-Tal,M (2585) New York op 1990 (8)}) ({RR} 11. Bf2 Nh5 12. Qd2 Be5 13. g3 Bh3 14. Bf1 Qd7 15. O-O-O Na6 16. g4 Bxf1 17. Rhxf1 Nf4 18. Bg3 Ne6 19. Nf5 Bxg3 20. Nh6+ Kg7 21. hxg3 f6 22. Rh1 Ng5 23. e5 Rxe5 24. f4 Ne4 25. Qe3 Nxc3 {1-0 Ljubojevic,L (2565)-Van Wely,L (2605) Amber-rapid 07th 1998 (8)}) 11... d5 12. cxd5 Nxd5 13. Nxd5 cxd5 14. O-O dxe4 15. Rfe1 Nc6 16. Nxc6 bxc6 17. fxe4 Bf5 18. Bf2 Bxe4 19. Bd3 Bxd3 20. Qxd3 Qb7 21. b3 Be5 22. Qh3 Re6 23. Qh4 Qe7 24. Kh1 Re8 25. Rf1 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.31"]
[Round "6"]
[White "Lage, Pedro Ferreira"]
[Black "Perdomo, Leandro"]
[Result "0-1"]
[ECO "E95"]
[WhiteElo "2132"]
[BlackElo "2359"]
[Annotator "Chessbase"]
[PlyCount "82"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1 Re8 9. Bf1 a6 10. Rb1 exd4 11. Nxd4 c6 12. Bg5 ({RR} 12. Bf4 Ne5 13. h3 Be6 14. b3 c5 15. Nxe6 Rxe6 16. Qd2 Nc6 17. Bd3 Nb4 18. Nd5 Nxd3 19. Qxd3 Nxd5 20. exd5 Rxe1+ 21. Rxe1 Qd7 22. a4 Bf8 23. Re4 Re8 24. Qe2 Rxe4 25. Qxe4 Qe7 26. Qxe7 Bxe7 {½-½ Wojtaszek,R (2736)-Jones,G (2664) EU-Cup 30th Bilbao 2014 (6.1)}) ({RR} 12. Nc2 Ne5 13. f3 b5 14. cxb5 axb5 15. Be3 Be6 16. a3 Qc7 17. Qd2 Nfd7 18. Bd4 Nc5 19. Bf2 Bc4 20. Nb4 Rad8 21. Qc2 Bb3 22. Qd2 h5 23. Be3 Kh7 24. Kh1 Rc8 25. Qf2 Qe7 26. Qd2 Qf8 {½-½ Dang,A (2064)-Vo,H (1996) ch-VIE 2024 Hanoi VIE (5.2)}) 12... h6 13. Bf4 $146 ({RR} 13. Bh4 Nc5 14. f3 a5 15. Qd2 Qb6 16. Bf2 Nfd7 17. b3 Ne5 18. a3 Qd8 19. Kh1 h5 20. Be3 Qe7 21. b4 axb4 22. axb4 Ne6 23. Nc2 {½-½ Ionescu,C (2504)-Nevednichy,V (2563) Ciocaltea Memorial 2001 (4)}) ({RR} 13. Bh4 a5 14. f3 Ne5 15. Na4 Qc7 16. Rc1 Ned7 17. Nb3 Nh5 18. Bf2 b6 19. Qd2 Nc5 20. Nc3 g5 21. Nd4 Bd7 22. Rcd1 Be5 23. g3 Qd8 24. Bg2 Qf6 25. Be3 Kh8 26. Rf1 Qg7 27. Kh1 Rg8 {0-1 Dumitrache,D (2475)-Nevednichy,V (2470) ROM-ch Bucharest 1994 (11)}) 13... Ne5 14. f3 Nh5 15. Be3 Qf6 16. Qd2 b5 17. cxb5 axb5 18. Nxc6 Nxc6 19. Bxb5 Bd7 20. Nd5 Qd8 21. Rec1 Ne5 22. Bxd7 Nxd7 23. Nc7 Rxa2 24. Nxe8 Qxe8 25. Bxh6 Qe5 26. Bxg7 Kxg7 27. Rc6 Nf4 28. Rxd6 Nc5 29. g3 Ne2+ 30. Kf2 Nc3 31. bxc3 Rxd2+ 32. Rxd2 Qxc3 33. Rbd1 Nb3 34. Rd3 Qc2+ 35. Kg1 Qe2 36. h4 Nc5 37. Rd5 Qxf3 38. Rxc5 Qxg3+ 39. Kf1 Qf3+ 40. Ke1 Qe3+ 41. Kf1 Qxc5 0-1

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.09.01"]
[Round "7"]
[Board "48"]
[White "Tischler Lema Garcia, Maria Eduarda"]
[Black "Martins, Gustavo Faria"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "1511"]
[BlackElo "1701"]
[Annotator "Chessbase"]
[PlyCount "74"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. dxe5 dxe5 9. Bg5 h6 10. Qxd8 Rxd8 11. Bxf6 Bxf6 12. Nd5 Bg7 13. Nxc7 Rb8 14. Rfd1 Bg4 15. Rxd8+ Rxd8 16. Nd5 Bxf3 17. Bxf3 Nd4 18. Rc1 h5 $146 ({RR} 18... Kf8 19. Kf1 h5 20. Bd1 Rc8 21. Ke1 Ke8 22. b4 Kd8 23. Rc3 Bf8 24. Kd2 a5 25. bxa5 Ra8 26. Bb3 Rxa5 27. Rd3 Bc5 28. f4 exf4 29. Nxf4 Ke7 30. Kc3 Nc6 31. Nd5+ Ke6 32. Rf3 Bd4+ 33. Kd2 {½-½ Havanecz,B (2270)-Ehab,T (1841) WchT (Women) 12th 2019 (4.4)}) 19. c5 Bf8 20. b4 Rc8 21. Rc3 b6 22. cxb6 Rxc3 23. Nxc3 axb6 24. Nd5 Nc2 25. Nxb6 Nxb4 26. a4 Bc5 27. Nd7 Bd4 28. a5 Nd3 29. Nb8 Bxf2+ 30. Kf1 Bc5 31. Nc6 f6 32. a6 Kf8 33. a7 Bxa7 34. Nxa7 Ke7 35. Ke2 Nb4 36. Nb5 Nc6 37. Kd3 Ke6 1-0

[Event "IV Niterói Chess Open 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.29"]
[Round "2"]
[Board "22"]
[White "Schiavo, Marcelo Da Silva"]
[Black "Borsato, Ana Carolina Teodoro"]
[Result "1/2-1/2"]
[ECO "E99"]
[WhiteElo "2059"]
[BlackElo "1892"]
[Annotator "Chessbase"]
[PlyCount "88"]
[EventDate "2024.08.28"]
[EventRounds "7"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. f3 f4 12. g4 a6 13. Bd2 g5 14. Be1 Ng6 15. Bf2 Rf7 $146 ({RR} 15... Qe7 16. a3 Nf6 17. c5 h5 18. h3 hxg4 19. hxg4 Kf7 20. cxd6 cxd6 21. Na4 Bd7 22. Nb6 Rad8 23. Rc1 Rh8 24. Rc7 Rh7 25. Kg2 Rdh8 26. Rg1 Qe8 27. Qa4 Ke7 28. Rxb7 Nf8 29. Qc6 Qg6 30. Nc8+ {1-0 Garcia Rodriguez,P (1888)-Calvo Nobrega,J (1729) Tenerife Verano op 2015 (4)}) 16. c5 Bf8 17. b4 h6 18. Na4 Rh7 19. Kg2 Nh4+ 20. Bxh4 gxh4 21. h3 Nf6 22. Nf2 Rg7 23. Kh2 Bd7 24. Rc1 Qe8 25. Nb2 Qg6 26. Rg1 Be8 27. Nc4 Qg5 28. Na5 Rb8 29. a3 Nh7 30. c6 bxc6 31. Nxc6 Rb6 32. Na5 Qd8 33. Nc4 Rb8 34. Na5 Ra8 35. Bd3 Ng5 36. Qe2 Bd7 37. Rc3 Bc8 38. Qd1 Qd7 39. Be2 Nf7 40. Qc2 Nd8 41. Rc1 Ra7 42. Bc4 Kh8 43. Bb3 h5 44. Qe2 Qf7 1/2-1/2

