[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.2"]
[White "Souza, Iago Henrique da Si"]
[Black "Nogueira, Adnilton Correia de"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2036"]
[BlackElo "1779"]
[Annotator "Stockfish 16.1"]
[PlyCount "42"]
[EventDate "2024.??.??"]

{[%evp 14,42,81,77,233,132,133,114,134,119,248,254,248,260,387,379,376,374,420,401,482,468,498,492,515,521,520,501,527,533,536]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 c6 7. O-O Nbd7 8. h3 Re8 $2 {Mistake. e5 was best. E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4.} (8... a6 9. e5 Ne8 {[%cal Rd6e5]} 10. exd6 exd6 11. Re1 Nc7 12. Bf4 Nf6 13. d5 c5 (13... cxd5 14. cxd5 Re8) 14. a4 $16 b6 15. Nd2 Re8 16. Bf3 Rxe1+ 17. Qxe1 Rb8 18. Qe2 Bb7 (18... Nce8) 19. Re1 Qd7 (19... Qf8 $16) 20. Bg4 (20. Nce4 $18) 20... Nxg4 21. Qxg4 Qxg4 22. hxg4 Bf8 23. Nde4 {Petrosian,S (2375)-Rasik,V (2465) Germany 1999 0-1 (78)}) (8... e5 9. d5 c5 10. a3 Ne8 11. b4 h6 12. Ne1 f5 13. Nd3 b6 14. Bb2 (14. Bd2 $14) 14... Ndf6 (14... f4) 15. exf5 $1 $14 gxf5 16. f4 e4 17. Ne1 $1 Bd7 {[%cal Bh6h5]} 18. Nc2 Qe7 19. Ne3 Qf7 (19... h5 $14) 20. Kh1 h5 21. Rg1 Qg6 22. g3 Kf7 23. Rg2 (23. Qb3) 23... Rh8 $16 24. Qc2 Bh6 (24... Ng8 $14) 25. Rag1 Qh7 26. Rf1 Bg7 27. Qb3 Rc8 (27... Nc7) 28. a4 $16 Rb8 (28... Ng8 $16) 29. bxc5 $1 $18 dxc5 30. d6 Nxd6 {[%cal Bf6g4]} 31. Rd1 Nde8 32. Bf1 (32. Nb5 $18) 32... Be6 33. Rgd2 (33. a5 $1 $18) 33... Qg6 $14 34. Rg2 Rf8 (34... Ng8 $14) 35. Ncd5 Rb7 36. Be2 Qh6 37. Rh2 {[%cal Bg3g4] Strongly threatening g4!} Rd7 $2 (37... Rh8 $16 {is a better defense.}) 38. g4 {1-0 Sadhwani,R (2545)-Onischuk,V (2633) Titled Tuesday intern op 03rd Nov Chess.com INT blitz 2020 (10)}) ({Relevant:} 8... e5 9. d5 c5 10. a3 Ne8 11. b4 h6 12. Ne1 f5 13. Nd3 b6 14. Bb2 Ndf6 15. exf5 gxf5 16. f4 e4 17. Ne1 Bd7 18. Nc2 Qe7 19. Ne3 Qf7 20. Kh1 h5 21. Rg1 Qg6 22. g3 Kf7 23. Rg2 Rh8 24. Qc2 Bh6 25. Rag1 Qh7 26. Rf1 Bg7 27. Qb3 Rc8 28. a4 Rb8 29. bxc5 dxc5 30. d6 Nxd6 31. Rd1 Nde8 32. Bf1 Be6 33. Rgd2 Qg6 34. Rg2 Rf8 35. Ncd5 Rb7 36. Be2 Qh6 37. Rh2 Rd7 38. g4 {Sadhwani,R (2545)-Onischuk,V (2633) Chess.com INT 2020 1-0}) 9. Be3 $6 {Inaccuracy. e5 was best.} (9. e5 dxe5 10. dxe5 Nh5 11. g4 Nxe5 12. Nxe5 Bxe5 13. Qxd8 Rxd8 14. gxh5 Bxh3) 9... Qc7 10. Rc1 a6 $146 {White is better.} (10... e5 11. d5 c5 12. a3 a6 13. b4 b6 14. Ne1 Rf8 15. f4 $2 (15. Nf3 $16) 15... h6 $2 (15... exf4 $1 16. Bxf4 Re8) 16. Qd2 (16. f5 $1 $16) 16... Kh7 (16... exf4 $14 17. Bxf4 g5) 17. Nd3 (17. f5 $16) 17... Ng8 (17... exf4 $1 $14 18. Bxf4 Re8) 18. b5 (18. f5 $1 $18) 18... a5 $2 (18... exf4 $14 19. Bxf4 Bd4+ 20. Kh1 Bb7) 19. g4 $2 (19. f5 $1 $18) 19... Qd8 $2 (19... exf4 $14 20. Bxf4 Bb7) 20. Qe1 (20. f5 $1 $18) 20... Qe7 (20... exf4 $14 21. Bxf4 Bd4+ 22. Kg2 Ne5) 21. Qg3 f6 (21... exf4 $16 22. Bxf4 Bd4+ 23. Kh2 Ne5) 22. Kf2 (22. f5 $18) 22... Bb7 (22... f5 $16) 23. Rh1 (23. f5 $18) 23... Rae8 $2 (23... f5 $16) 24. Rcg1 $2 (24. f5 $18) 24... g5 $2 (24... exf4 {and Black stays safe.} 25. Nxf4 f5 26. gxf5 Bxc3 27. Qxg6+ Kh8) 25. f5 {Oliveira Jr,A (1883)-Dos Santos,A (1747) Natal 2009 1-0 (77)}) 11. b4 {[#]} b5 $146 {Mistake. e5 was best.} (11... e5 12. d5 c5 13. a3 b6 (13... a5 14. b5 Nb6 15. g4 h5 16. g5 Nh7 17. Kg2) 14. Ne1 Nf8 15. Nd3 Bd7 16. Rb1 Reb8 $16 (16... Nxe4 17. Nxe4 f5 18. Nxd6 Qxd6 19. bxc5 bxc5 20. Bxc5 {0-1 (48) Baracca,P (2043)-Havaskori,L (1911) Budapest 2016} Qc7 21. Qc1 e4 22. Bb6 $1 Qd6 23. Nc5 Bc8 24. Re1 Kh8 25. Bf1 {Hoping for Qd2.} Rb8 26. Na4 {aiming for Bc5.} Bd7 27. Bc5 Qc7 28. Bxf8 $2 (28. Bb6 $18 Qd6 29. c5 Qxd5 30. Rd1) 28... Rxf8 (28... Bxf8 $17 29. Qc2 Kg8) 29. Nc3 $15 Rxb1 30. Nxb1 {And now c5 would win.} Qc5 31. Re2 (31. Rd1 $15) 31... Rb8 32. Ra2 (32. Nc3) 32... Bd4 $1 $17 33. Qe1 Ba4 34. Nd2 (34. g3 {was necessary.}) 34... Kg7 (34... Bxf2+ $1 $19 {[%mdl 512]} 35. Qxf2 e3) 35. g3 $17 Bb3 36. Nxb3 Rxb3 37. Kg2 a5 38. a4 h5 (38... Rf3 $17) 39. Be2 $2 {[#]} (39. Rd2 $15 Qb4 40. Rd1 Qxe1 41. Rxe1) 39... h4 $1 $19 40. gxh4 f4 {White must now prevent ...f3+.} 41. Bd1 $2 {[%mdl 8192] 0-1 Baracca,P (2043)-Havaskori,L (1911) Budapest FS12 FM 2016 (10)} (41. Bf1 $17 f3+ 42. Kh1)) 17. f3 Nh5) ({Predecessor:} 11... e5 12. d5 c5 13. a3 b6 14. Ne1 Nf8 15. Nd3 Bd7 16. Rb1 Nxe4 17. Nxe4 f5 18. Nxd6 Qxd6 19. bxc5 bxc5 20. Bxc5 Qc7 21. Qc1 e4 22. Bb6 Qd6 23. Nc5 Bc8 24. Re1 Kh8 25. Bf1 Rb8 26. Na4 Bd7 27. Bc5 Qc7 28. Bxf8 Rxf8 29. Nc3 Rxb1 30. Nxb1 Qc5 31. Re2 Rb8 32. Ra2 Bd4 33. Qe1 Ba4 34. Nd2 Kg7 35. g3 Bb3 36. Nxb3 Rxb3 37. Kg2 a5 38. a4 h5 39. Be2 h4 40. gxh4 f4 41. Bd1 {Baracca,P (2043)-Havaskori,L (1911) Budapest 2016 0-1}) 12. cxb5 $18 axb5 13. d5 Rb8 $2 {Mistake. c5 was best. [#]} (13... c5 14. e5 (14. Nxb5 Qd8 $16) (14. Bxb5 cxb4 15. Na4 Qa5 $14) 14... Nxe5 (14... dxe5 15. Nxb5 Qd8 16. bxc5 e4 17. Ng5 Ne5 18. d6 Rxa2 19. c6)) 14. Nxb5 $1 {[%mdl 512]} Rxb5 15. Bxb5 {[%mdl 64] Pin} c5 16. e5 {[%cal Be4e5,Be5e6][%mdl 32]} Ne4 17. Qd3 {White is clearly winning.} f5 18. e6 Ndf6 19. Bxe8 Nxe8 20. bxc5 dxc5 {[#]} 21. Bxc5 $1 Qd8 {Weighted Error Value: White=0.15 (very precise) /Black=0.62 PRECISÃO LICHESS: BRANCAS 95% PRETAS 87%} (21... Nxc5 22. Qb5) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.3"]
[White "Miguel, Mendes Da Costa"]
[Black "Santos Filho, Tadeu Sousa"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "1992"]
[Annotator "Stockfish 16.1"]
[PlyCount "77"]
[EventDate "2024.??.??"]

{[%evp 9,77,25,16,0,0,0,5,1,-1,-21,-13,-28,-24,-28,-31,-33,-32,-30,-24,-34,-31,-41,-50,-39,-21,-58,-30,-47,-4,-9,-12,-48,-45,-51,-57,-138,-143,-147,-144,-142,-123,-155,-145,-156,-156,-204,-200,-197,-168,-226,-101,-229,-244,-247,-255,-463,-467,-442,-455,-579,-578,-588,-578,-584,-578,-722,-408,-697,-472,-455]} 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c3 Bf5 (5... Bg4 6. Be2 e6 7. O-O Bd6 8. Re1 Nge7 9. Nbd2 O-O 10. Nf1 Qc7 11. Ng3 Ng6 12. Be3 Rfe8 13. Qd2 {[#]} (13. Nf1 $15) 13... Bf4 (13... f5 $1 $17 {[%cal Rf5f4] White must now prevent ...f4.} 14. Ne5 Bxe2 15. Nxe2 Ngxe5 16. dxe5 Nxe5) 14. Rad1 Bxe3 15. Qxe3 Qb6 16. Rd2 Na5 17. h3 Bxf3 18. Qxf3 Rac8 19. Bd3 Nc4 20. Bxc4 dxc4 21. Nh5 Qa5 22. a3 b5 23. d5 exd5 24. Red1 Rcd8 25. Rxd5 {[%cal Bf3e3]} Rxd5 26. Qxd5 {Threatens to win with Qd7.} h6 (26... Qc7) 27. Qd4 {[%csl Gh5][%cal Rd4g7]} Re5 28. Nxg7 $2 {[%mdl 8192]} (28. g4 $14 {stays ahead.}) 28... Qb6 29. f4 Qxd4+ $2 (29... Rd5 $19 30. Nh5 Rxd4 31. Rxd4 Ne7) 30. Rxd4 Re1+ (30... Nxf4 {keeps the balance.} 31. Rxf4 Kxg7) 31. Kf2 $16 Rb1 32. Nf5 Rxb2+ 33. Kf3 Rb3 34. Rd8+ (34. Nxh6+ $14 Kf8 35. Nf5 Rxc3+ 36. Ke4) 34... Kh7 35. Rd7 {1-0 Vachier Lagrave,M (2732)-Yoo,C (2599) Bullet Chess Losers Chess.com INT blitz 2024 (1.27)}) ({Relevant:} 5... Bg4 6. Be2 e6 7. O-O Bd6 8. Re1 Nge7 9. Nbd2 O-O 10. Nf1 Qc7 11. Ng3 Ng6 12. Be3 Rfe8 13. Qd2 Bf4 14. Rad1 Bxe3 15. Qxe3 Qb6 16. Rd2 Na5 17. h3 Bxf3 18. Qxf3 Rac8 19. Bd3 Nc4 20. Bxc4 dxc4 21. Nh5 Qa5 22. a3 b5 23. d5 exd5 24. Red1 Rcd8 25. Rxd5 Rxd5 26. Qxd5 h6 27. Qd4 Re5 28. Nxg7 Qb6 29. f4 Qxd4+ 30. Rxd4 Re1+ 31. Kf2 Rb1 32. Nf5 Rxb2+ 33. Kf3 Rb3 34. Rd8+ Kh7 35. Rd7 {Vachier Lagrave,M (2732)-Yoo,C (2599) Chess.com INT 2024 1-0}) 6. Bd3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bxd3 7. Qxd3 Qc7 (7... e6 8. O-O Nf6 9. Bg5 Be7 10. Nbd2 O-O 11. Rfe1 h6 12. Bh4 Rc8 13. Nb3 b6 14. h3 Qc7 15. Re2 Ne4 16. Bxe7 Qxe7 17. Rae1 Nd6 18. Ne5 Nxe5 19. Rxe5 (19. dxe5 Ne4 20. Nd4) 19... Nc4 (19... Ne4 $1 $15) 20. R5e2 Rfd8 21. Qb1 a5 22. Nd2 {Florez,E-Posada Torres,B (1834) Medellin COL 2024 ½-½ (45)}) 8. O-O {next c4 is good for White. The position is equal.} e6 {[#]} 9. Nbd2 $146 (9. Re1 Bd6 10. Bg5 Nge7 11. Nbd2 O-O (11... Ng6 12. Nf1 O-O 13. Ng3 Rae8 14. Rad1 a6 15. Nh4 Nxh4 16. Bxh4 {0-1 (25) Aleskerov,F (2315)-Nakamura,H (2781) Chess.com INT 2018} b5 17. Nf1 b4 18. c4 Qa5 19. Ne3 Bf4 20. cxd5 exd5 21. Nf5 $2 {[%mdl 8192]} (21. Rc1 Re6 22. Bg3 Bxg3 23. hxg3) 21... b3 (21... Rxe1+ $19 22. Rxe1 b3) 22. Rxe8 $4 {[%mdl 8192]} (22. Rf1 $17) 22... Rxe8 $19 23. axb3 Re1+ 24. Rxe1 Qxe1+ 25. Qf1 Bxh2+ $1 {0-1 Aleskerov,F (2315)-Nakamura,H (2781) PRO League Stage Chess.com INT rapid 2018 (8)}) 12. Bh4 Ng6 13. Bg3 Rab8 14. Nb3 Rfc8 15. Qe3 Bxg3 16. hxg3 Na5 17. Nxa5 Qxa5 18. Ne5 Rc7 (18... Nxe5 19. Qxe5 Qb5) 19. Nd3 b6 (19... Re7 $14) 20. f4 Ne7 (20... Re7 $16) 21. g4 $18 Qb5 22. Qh3 Qd7 23. Re5 g6 {Bedoshvili,D (1684)-Lomaia,D (2007) Tornelo 2021 1-0 (39)} (23... Ng6)) ({Predecessor:} 9. Re1 Bd6 10. Bg5 Nge7 11. Nbd2 Ng6 12. Nf1 O-O 13. Ng3 Rae8 14. Rad1 a6 15. Nh4 Nxh4 16. Bxh4 b5 17. Nf1 b4 18. c4 Qa5 19. Ne3 Bf4 20. cxd5 exd5 21. Nf5 b3 22. Rxe8 Rxe8 23. axb3 Re1+ 24. Rxe1 Qxe1+ 25. Qf1 Bxh2+ {0-1 (25) Aleskerov,F (2315)-Nakamura,H (2781) Chess.com INT 2018}) 9... Nf6 10. Nb3 h6 11. Re1 Bd6 12. g3 O-O 13. Be3 Rfe8 14. Nbd2 b5 15. b4 a5 16. a3 Reb8 17. Rec1 Ng4 18. Kg2 f5 19. Qe2 {[%cal Be3f4]} Nf6 20. Bxh6 gxh6 21. Qxe6+ Kg7 22. Nh4 $6 {Inaccuracy. Qxf5 was best.} (22. Qxf5 Ne7 23. Qd3 (23. Qe6 Ng6 $15)) 22... Ne7 $17 23. Nxf5+ Nxf5 24. Qxf5 Qd7 25. Qd3 Qg4 26. Re1 Nh5 {Hoping for ...Nf4+.} 27. Kh1 {[#]} Rf8 $1 28. f4 (28. Qxb5 $2 Rxf2 29. Kg1 Bxg3 30. Qb7+ Kg6 $19) 28... Qh3 {Strongly threatening ...Rxf4.} 29. Qf3 (29. Rg1 {is a better defense.}) 29... Rac8 $2 {Mistake. axb4 was best.} (29... axb4 30. cxb4 Rac8 31. Re2 Rc2 32. Rae1 Rfc8 33. Qg2 Qxg2+ 34. Kxg2 Bxf4 35. Nb3) 30. Rac1 $6 {Inaccuracy. bxa5 was best.} (30. bxa5 Ra8 31. a4 (31. Qg2 Qxg2+ 32. Kxg2 Rxa5 33. Re6 Bxf4 34. Nf3 Rf7 35. Ne5 Rfa7)) 30... a4 $19 31. Rg1 Nf6 32. g4 $2 {Mistake. Rg2 was best.} (32. Rg2 Rc7 33. Qd3 Rfc8 34. Nf1 Qg4 35. Kg1 Rc6 36. Qxb5 Rxc3 37. Rxc3 Rxc3) 32... Qxf3+ 33. Nxf3 Bxf4 34. g5 Ne4 35. gxh6+ Kxh6 36. Rc2 Be3 37. Rg4 Bd2 $2 {Mistake. Rxf3 was best.} (37... Rxf3 38. Rh4+ Kg6 39. Kg2 Rcf8 40. Rh8 Rxh8 41. Kxf3 Bg5 42. c4 Rf8+ 43. Ke2) 38. Kg1 $2 {Mistake. Rh4+ was best.} (38. Rh4+ Kg6 39. Nxd2 Rf2 40. Rg4+ Kf5 41. Rg2 Rxd2 42. Rcxd2 Nxd2 43. Rxd2 Rxc3) 38... Be3+ $6 {Inaccuracy. Rxf3 was best.} (38... Rxf3 39. c4 Kh5 40. h3 Rcf8 41. Rxd2 Nxd2 42. cxb5 Re8 43. Kh2 Rc3 44. Kg1) 39. Kg2 {Weighted Error Value: White=0.47/Black=0.33 PRECISÃO LICHESS: BRANCAS 88% PRETAS 91%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.4"]
[White "Manzi, Luiz Antonio Bardar"]
[Black "Sirlei Pereira de Azevedo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1980"]
[Annotator "Stockfish 16.1"]
[PlyCount "123"]
[EventDate "2024.??.??"]

{[%evp 9,123,12,9,-11,-9,-11,-5,-2,-7,-45,39,54,67,-30,62,66,86,87,99,68,73,67,150,125,196,196,249,43,32,-25,173,164,204,209,259,241,256,233,323,278,286,283,379,368,405,401,464,463,473,442,472,460,508,504,540,535,723,640,716,628,718,707,678,631,614,603,707,698,721,566,565,549,675,617,29973,29976,29976,29978,29978,29979,29979,29980,29980,29981,29981,29982,29982,29983,29983,29984,29984,29984,29985,29986,29986,29987,29987,29988,29989,29990,29990,29991,29991,29992,29993,29994,29994,29995,29995,29996,29996,29997,29997,29998,29998,29999]} 1. Nf3 Nc6 2. d4 d5 3. g3 Nf6 4. Bg2 Bf5 5. c3 h6 6. Nbd2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} e6 7. O-O Be7 (7... Bd6 8. b4 (8. Re1 O-O 9. Nh4 Bh7 10. e4 {Hoping for e5.} Be7 11. e5 Nd7 12. Nhf3 $1 Nb6 (12... a5 $15) 13. h4 Qd7 (13... Nb8) 14. Nf1 Nc4 (14... f6 $14) 15. N3d2 (15. g4 $16) 15... Nxd2 16. Bxd2 Rfb8 17. Ne3 b6 (17... Bf8 $14) 18. Ng4 (18. f4 $18) 18... Na5 19. Qc1 {[%cal Bd2h6] Bxh6! is the strong threat.} Qd8 20. Ne3 (20. b3 $14) 20... c5 21. Qd1 c4 $2 {[%mdl 8192]} (21... cxd4 {and Black stays safe.} 22. cxd4 Nc6) 22. f4 {Farmakoski,G (1481)-Djorovic,M (1063) Struga 2021 1-0 (32)}) 8... a6 9. a4 O-O 10. Nb3 Re8 11. Bb2 Be4 12. Nc5 (12. Re1) 12... Bxc5 $17 13. dxc5 Bxf3 (13... Qe7 $17) 14. exf3 Ne5 15. Re1 Nc4 16. Bc1 b6 17. Bf1 bxc5 18. bxc5 Rb8 19. Bd3 c6 (19... Qd7) 20. Qe2 Qa5 (20... Rb3) 21. Bxc4 $16 Qxc3 $2 (21... dxc4 $16 22. Qxc4 Nd5) 22. Bf4 {Shanava,K (2491)-Lortkipanidze,N (2377) Konyaalti 2019 1-0 (44)}) 8. Re1 {The position is equal.} O-O 9. e3 Nd7 $6 $146 {Inaccuracy. a5 was best.} (9... b6 10. Qe2 Na5 (10... a5) 11. Ne5 $14 Nb7 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Bxe4 15. Qxe4 Nd6 16. Qe2 (16. Qg4 $16) 16... Nb7 (16... Nf5 {keeps the balance.}) 17. Qg4 (17. d5) 17... Kh8 18. Qh5 Qe8 $2 (18... Kg8 $16) 19. Bd2 $2 (19. Bxh6 $1 $18 gxh6 20. Qxh6+ Kg8 21. d5) 19... Rc8 $2 (19... Nd6 $16) 20. Qe2 $2 (20. Bxh6 $1 $18 {[%mdl 512] is the precise move to win.} Kg8 21. Bf4) 20... Bd8 (20... Nd8) 21. Qa6 Nd6 22. Qxa7 f6 23. Nf3 $2 {[%mdl 8192] [#]} (23. Nd3 $16) 23... Qc6 $1 $19 24. Nh4 {Tsirulnik,M-Choba,Y Nikolaev 2001 0-1 (92)}) (9... a5 10. b3) (9... Ne4 10. Nxe4 Bxe4 {½-½ (10) Istratescu,C (524)-Ariton,R Voineasa 2008}) 10. e4 $14 Bg4 11. e5 $6 {Inaccuracy. b4 was best.} (11. b4 a5 12. b5 Na7 13. a4 c6 14. h3 Bh5 15. exd5 exd5 16. Qb3 Bg6) 11... f6 $6 {Inaccuracy. a5 was best.} (11... a5 12. h3) 12. exf6 Rxf6 13. h3 Bh5 14. g4 Bg6 15. Nf1 Bd6 $6 {Inaccuracy. Nf8 was best.} (15... Nf8) 16. Ng3 Bxg3 (16... e5 $16) 17. fxg3 $18 {[%cal Bf2g3,Bg3f4,Bf4e5][%mdl 32]} Qf8 $6 {Inaccuracy. Be4 was best.} (17... Be4 18. g5 Rg6 19. Nh4 Rxg5 20. Bxg5 Qxg5 21. Bxe4 dxe4 22. Rxe4 Qxg3+ 23. Ng2) 18. Bf4 $4 {Blunder. g5 was best.} (18. g5 hxg5 19. Bxg5 Qd6 20. Bxf6 Nxf6 21. g4 Ne4 22. Qd3 a5 23. Qe3 a4) 18... Be4 $14 19. Rf1 $6 {Inaccuracy. Qb3 was best.} (19. Qb3 Nb6) 19... Rc8 $4 {Blunder. g5 was best.} (19... g5 20. Bxc7 Rc8) 20. h4 Rxf4 $6 {Inaccuracy. e5 was best.} (20... e5 21. g5) 21. gxf4 Qe7 $6 {Inaccuracy. Qxf4 was best.} (21... Qxf4 22. Nd2 Qe3+ 23. Rf2 Bxg2 24. Kxg2 Rf8 25. Qe1 Rxf2+ 26. Qxf2 Qd3 27. Re1) 22. Qe1 Rf8 23. Qg3 b5 24. Ne5 Ncxe5 25. fxe5 (25. dxe5 Nc5 26. g5 h5 $16) 25... Bxg2 26. Kxg2 Rxf1 27. Rxf1 $18 {[%mdl 4096] Endgame KQR-KQN} c5 $6 {Inaccuracy. Nf8 was best.} (27... Nf8 28. g5 h5 29. Kh2 Qe8 30. g6 c5 31. Qf3 Nxg6 32. Qxh5 b4 33. Qg4) 28. g5 hxg5 29. Qxg5 Qxg5+ 30. hxg5 cxd4 31. cxd4 {KR-KN} a5 32. Rc1 Kf8 33. Kg3 g6 34. Kf4 b4 35. Rc6 Ke7 36. Ra6 Nb8 37. Ra7+ Kd8 38. Rg7 Nc6 39. Ke3 Ne7 {Strongly threatening ...Nf5+.} 40. Kd3 a4 41. a3 bxa3 42. bxa3 {White mates.} Ke8 {[#]} 43. Rxe7+ $1 {[%mdl 512]} Kxe7 {KP-KP} 44. Kc3 Kd7 45. Kb4 Kc6 46. Kxa4 Kb6 47. Kb4 Kc6 48. Ka5 Kc7 49. Kb5 Kb7 50. Kc5 Kc7 $6 {Checkmate is now unavoidable. Ka7 was best.} (50... Ka7) 51. a4 Kd7 52. Kb6 Kc8 53. Kc6 Kd8 $6 {Checkmate is now unavoidable. Kb8 was best.} (53... Kb8 54. Kd7 Kb7 55. Kxe6 Kc7 56. Kf7 Kb6 57. Ke7 Ka5 58. e6 Kxa4 59. Kd6) 54. Kb7 Kd7 55. a5 Kd8 $4 {Checkmate is now unavoidable. Ke8 was best.} (55... Ke8 56. a6 Kf8 57. a7 Kg8 58. a8=Q+ Kh7 59. Qe8 Kg7 60. Qxe6 Kf8 61. Qd7) 56. a6 Kd7 57. a7 Kd8 58. a8=Q+ Kd7 59. Qg8 Ke7 60. Qg7+ Kd8 61. Kc6 {[%csl Gc6][%cal Rg7d7]} Ke8 62. Kd6 {Weighted Error Value: White=0.22 (precise) /Black=0.35 PRECISÃO LICHESS: BRANCAS 93% PRETAS 89%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.5"]
[White "Israel Sanches Marcellino"]
[Black "Fillipe Fernandes Rodrigues"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1594"]
[BlackElo "2060"]
[Annotator "Stockfish 16.1"]
[PlyCount "82"]
[EventDate "2024.??.??"]

{[%evp 21,82,30,33,-37,-37,-128,-124,-121,-115,-262,-262,-264,-257,-253,-246,-300,-286,-242,-233,-234,-235,-274,-3,-8,0,0,8,4,15,14,23,14,17,0,98,68,487,487,505,505,507,507,505,476,517,512,540,537,541,542,534,534,541,531,532,532,538,528,566,565,573,545,554]} 1. c4 Nf6 2. d4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Nf3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O Nc6 9. Bf4 a6 10. Ne5 (10. Rc1 Nh5 11. Be3 Na5 12. b3 Bf5 13. Qd2 Re8 14. Ne5 Nf6 15. f3 Rc8 16. Bf2 Nc6 17. Nxc6 Rxc6 18. e4 dxe4 19. fxe4 Rxc3 20. Qxc3 Nxe4 21. Bxe4 Bxe4 22. Qc7 Bxd4 23. Qxd8 Bxf2+ 24. Kxf2 Rxd8 {Plat,V (2411)-Vass,F (2402) Slovakia 2009 ½-½ (34)}) 10... Nh5 (10... e6 11. Nxc6 bxc6 12. Rc1 Nh5 13. Be3 Bd7 14. Na4 Qe7 15. b3 Rfe8 16. Nb6 Rab8 17. Nxd7 Qxd7 18. Qd3 Rb6 19. Rc2 Bf8 20. Rd1 a5 21. Bd2 Ra8 22. Rb1 Bb4 23. e3 Ng7 24. Bc1 Qe7 25. Bb2 {Tian,S (1455)-Yan,L Shanghai CHN 2024 1-0 (82)}) 11. Nxc6 bxc6 12. Qd2 $6 $146 {Inaccuracy. Bc1 was best. D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5).} (12. Bg5 $14) (12. Be3 f5 (12... Rb8 13. Qd2 Bf5 14. Na4 Qc8 15. Rac1 {And now Bxd5 would win.} Qb7 16. b3 Nf6 17. Nc5 Qb5 18. Bf4 Rbc8 (18... Ra8 $16 19. f3 a5) 19. f3 $18 Nd7 20. e4 dxe4 21. fxe4 Bg4 22. Rfe1 (22. h3 $16 Rcd8 23. Na4) 22... Rfd8 $14 {Strongly threatening ...Nxc5.} 23. e5 Nxc5 24. Rxc5 Qxc5 25. dxc5 {Black must now prevent Qc1.} Rxd2 26. Bxd2 Rd8 {Schroeder,R (2105)-Tietz,J Pinneberg 1999 ½-½ (53)}) (12... Nf6 13. f3 (13. Na4 $14) 13... Bd7 (13... a5) 14. Rc1 Ne8 15. Na4 Nd6 16. Nc5 (16. Bf2 $16) 16... Be8 (16... Nc4 $1 $15 {stays ahead.} 17. Bf2 Nxb2) 17. Bf2 Qa5 18. b3 Qb4 19. a3 Qb6 20. e4 e6 21. e5 Nb5 (21... Nb7 {was necessary.} 22. Na4 Qc7) 22. a4 $18 Nc7 23. f4 (23. b4 $18) 23... f6 (23... a5 $16) 24. Bh3 f5 25. g4 Rf7 26. gxf5 gxf5 {Lukachewski Junior,W (2008)-Molina,V (1822) Foz do Iguacu 2014 1-0 (43)} (26... exf5 $16 27. Re1 a5)) (12... e5 13. dxe5 Bxe5 14. Bd4 Re8 15. Rc1 Bd7 16. Bxe5 Rxe5 17. e4 dxe4 18. Nxe4 Be8 19. Qd6 Qxd6 20. Nxd6 {½-½ (55) Berkovich,M (2326)-Gusarov,G (2354) Chess.com INT 2020})) (12. Bc1 Re8) 12... Nxf4 $15 13. Qxf4 $6 {Inaccuracy. gxf4 was best.} (13. gxf4 Bf5 14. Na4) 13... Qb6 $17 {[%csl Bb2,Bd4]} 14. e3 {Black is better.} Qxb2 15. Na4 $2 {Mistake. Rac1 was best.} (15. Rac1 Qb4 16. Qc7 Bf5 17. Qxc6 e6 18. Qa4 a5 19. a3 Qb2 20. e4 dxe4) 15... Qb4 $19 16. Nc5 e5 $1 17. Nd3 Qxd4 (17... exf4 18. Nxb4 fxe3 19. Nxc6 $17) 18. Qxf7+ Rxf7 19. exd4 exd4 20. Rac1 {[#]} Bd7 21. Nb4 Rf6 $4 {Blunder. Rc8 was best.} (21... Rc8 22. Nxa6 Bh6 23. f4 Bf8 24. Rfd1 Ba3 25. Rb1 Bf5 26. Rb6 d3 27. h3) 22. Nxc6 Bxc6 23. Rxc6 Rd8 24. Rc5 Rfd6 25. Rd1 Kf8 26. Kf1 Rb6 27. Bxd5 Ke7 $2 {Mistake. Rbd6 was best.} (27... Rbd6 28. Bc4 d3) 28. Bb3 Rb5 $4 {[%mdl 8192] Blunder. Rd7 was best.} (28... Rd7 29. Ba4 Rdb7 30. Bc2 Kd6 31. Ra5 Rc7 32. Bd3 Bf6 33. Kg2 Ke7 34. Rxa6) 29. Rc7+ $18 {White is clearly winning.} Rd7 {[#]} 30. Rxd7+ Kxd7 {[%mdl 4096] Endgame KRB-KRB} 31. Ba4 Kc6 32. Bxb5+ axb5 {KR-KB} 33. Ke2 Kc5 34. Kd3 Kb4 35. Rb1+ Ka4 36. Rb3 h6 37. Ke4 Bf6 38. f4 h5 39. h3 b4 40. g4 Kb5 41. Kd5 Bg7 {Weighted Error Value: White=0.23 (precise) /Black=0.59 PRECISÃO LICHESS: BRANCAS 94% PRETAS 88%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.6"]
[White "Fucs, Paulo Moses"]
[Black "Handel, Scholze Marques"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1917"]
[Annotator "Stockfish 16.1"]
[PlyCount "43"]
[EventDate "2024.??.??"]

{[%evp 12,43,15,8,218,203,235,238,233,231,239,223,243,240,230,232,322,322,389,385,424,425,417,414,423,426,448,455,467,464,492,487,539,521]} 1. c4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5c3,Bc3d1][%mdl 32]} 2. Nc3 g6 3. Nf3 {[%cal Bg1f3,Bf3g5,Bg5e6][%mdl 32]} Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O Be6 $2 {Mistake. c5 was best. A16: English Opening: 1...Nf6 with ...d5.} (7... Nxc3 8. dxc3 Qxd1 9. Rxd1 Nc6 10. Be3 Bf5 11. Nd2 Rfd8 (11... a5) 12. Nb3 $16 Bc2 13. Rdc1 Bf5 14. Nc5 Rab8 15. b4 (15. Bxc6 $5 bxc6 16. b4 $14) 15... Rd6 16. a4 b6 17. Ne4 Rd7 18. Nf6+ Bxf6 19. Bxc6 Rd6 20. b5 Bh3 21. Bf4 e5 22. Be3 $1 {Gelfand,B (2755)-Sutovsky,E (2675) Netanya 2009 ½-½}) (7... c5 8. d4 Nxc3 9. bxc3 cxd4 10. Nxd4 Nc6 11. Nxc6 bxc6 12. Qxd8) 8. Ng5 $1 $18 (8. d4 $2 {[%eval 200,0] 8.g5} Nxc3 9. bxc3 Bd5 (9... c5) 10. Re1 (10. Qc2 $16) 10... f5 (10... Be4 $1 $14) 11. Qc2 c5 12. Bb2 (12. dxc5 $16 {And now Rd1 would win.} e6 13. Rd1) 12... cxd4 13. cxd4 Nc6 14. e3 h6 15. Nh4 Bxg2 16. Kxg2 (16. Nxg2 $14 e5 17. Rad1) 16... Kh7 17. g4 $2 {[#]} (17. Nf3 {and White stays safe.}) 17... e6 $1 $19 18. Kg3 Qg5 {[%csl Gf5][%cal Rg5g4]} 19. h3 {[#]} fxg4 $2 (19... f4+ $1 $19 20. exf4 Qxf4+ 21. Kg2 Qf6) 20. hxg4 {f4 is the strong threat.} h5 21. Qe4 $1 hxg4 $2 {[%mdl 8192]} (21... Ne7 {and Black has nothing to worry.}) 22. Rh1 $18 {Nf3+ would kill now.} Bh6 {Da Cunha,P (1370)-Rayzel,S (1778) Pirai do Sul 2017 0-1 (61)}) 8... Nxc3 9. Nxe6 (9. bxc3 Bd5) (9. dxc3 Qxd1 10. Rxd1 Bc8 $14) 9... Nxd1 $146 {White is clearly better.} (9... fxe6 10. bxc3 c6 11. Qb3 Qd7 12. Bh3 Kh8 13. Bxe6 Qc7 14. d4 b6 15. e4 Nd7 {1-0 (27) Roque Sola,M (1727)-Vildosola Canales,M (1610) Montevideo 2016} 16. e5 a6 17. Bg5 Nb8 18. Rab1 b5 19. Qa3 c5 20. f4 Qc6 21. d5 Qc7 22. Rxb5 axb5 23. Qxa8 Nd7 (23... h6 24. Bh4 c4) 24. Qc6 {Roque Sola,M (1727)-Vildosola Canales,M (1610) Montevideo 2016 1-0}) 10. Nxd8 c6 11. Nxb7 (11. Rxd1 Rxd8 12. d3 Na6) 11... Nxb2 12. Rb1 Nc4 13. d3 {[%cal Bd2d3,Bd3d4][%mdl 32]} Ne5 $6 {Inaccuracy. Nb6 was best.} (13... Nb6 14. Bd2 Rc8 15. Rfc1 e6 16. Nd6 Rd8 17. Bxc6 Nxc6 18. Rxc6 Bf8 19. Nb5) 14. Ba3 Rc8 15. Bxe7 (15. f4 Ng4 $16) 15... Na6 16. Rfc1 Re8 17. Ba3 Nc7 18. d4 {White is clearly winning.} Nb5 19. Bc5 (19. dxe5 Nxa3 20. Rb3 (20. Bxc6 Rxe5 21. Rb2 Rc8 $14) 20... Bxe5 21. Bxc6 (21. Rxa3 Bb2 $14) 21... Re7 $18) 19... Ng4 20. e3 Re6 21. Na5 Nf6 $6 {Inaccuracy. Nd6 was best.} (21... Nd6 22. Bxd6 Rxd6 23. h3 Nxe3 24. fxe3 Re8 25. Nc4 Rde6 26. Rb3 a5 27. Rf1) 22. Bxc6 {Weighted Error Value: White=0.01 (flawless) /Black=0.49 PRECISÃO LICHESS: BRANCAS 98% PRETAS 88%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.7"]
[White "Marcello, Henrique Amaral Da"]
[Black "Bruno Leonardo do Nasc. Dias"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1579"]
[BlackElo "2017"]
[Annotator "Stockfish 16.1"]
[PlyCount "80"]
[EventDate "2024.??.??"]

{[%evp 15,80,15,21,9,30,32,27,30,31,32,96,60,58,61,80,75,80,7,5,-28,-26,-68,-63,-70,-80,-101,-83,-101,-97,-332,-133,-318,-324,-320,-314,-313,-308,-314,-314,-313,-311,-346,-347,-351,-350,-378,-369,-476,-476,-492,-339,-335,-310,-475,-347,-430,-263,-324,-322,-315,-254,-267,-241,-432,-346,-510,-261]} 1. c4 e5 2. g3 Nf6 3. Bg2 Be7 4. d3 c6 5. Nf3 d6 6. O-O O-O 7. Nc3 Nbd7 8. a3 a5 (8... Re8 9. b4 h6 10. Bb2 d5 11. cxd5 cxd5 12. Rc1 a6 {Inhibits Nb5.} 13. Qb3 $1 d4 $1 {[%cal Rd4c3]} 14. Na4 Bf8 15. Nd2 (15. e3) 15... Rb8 16. Nc5 (16. Qc2) 16... b6 (16... Nxc5 $17 17. bxc5 Be6) 17. Nxd7 Bxd7 18. Nc4 Bg4 (18... h5 $15) 19. Rfe1 Qd7 20. Nd2 (20. e3 $5 {[%cal Re3d4]}) 20... Be6 21. Qd1 Rbc8 22. Nc4 Qb5 $2 (22... Bxc4 $15 {stays ahead.} 23. Rxc4 a5) 23. a4 $1 {[%cal Ra4b5] Ozen,D (2382)-Gallegos,C (2374) chess.com INT 2023 1-0 (31)}) 9. Bd2 {[#] A22: English Opening: 1...e5 2 Nc3 Nf6.} (9. Rb1 Re8 10. b4 axb4 11. axb4 Nf8 12. Bb2 Ng6 13. Qb3 h6 14. b5 Be6 15. Rfd1 Bf8 16. Ba3 Qc8 17. Nd2 Bh3 18. Nde4 Nxe4 19. dxe4 Nf4 20. Bxh3 Nxh3+ 21. Kg2 Qe6 22. Bc1 Ng5 23. Bxg5 hxg5 {Hera,I (2608)-Berkes,F (2648) Zuerich 2017 ½-½ (51)} 24. h3 g4 25. hxg4 Qxg4 26. Rh1 Qe6 27. Nd1 g6 28. Ne3 Be7 29. Rh3 Kg7 30. Rbh1 Rh8 {Prevents Rh7+.} 31. Rxh8 Rxh8 32. Rxh8 Kxh8 33. Qa4 Bg5 34. Qa8+ Kg7 35. Qxb7 Bxe3 36. bxc6 Qxc4 37. Kf3 Qc1 {[%cal Bc1e1]} 38. Kg2 $1 Qe1 {½-½ Hera,I (2608)-Berkes,F (2648) Zuerich Chess Challenge op 6th 2017 (6)}) 9... Qc7 $146 (9... Nc5 10. Be3 Nfd7 (10... e4 11. dxe4 Nfxe4 12. Nxe4 Nxe4 13. Qc2 Nc5 14. b3 Bg4 15. b4 axb4 16. axb4 {And now Rxa8 would win.} Rxa1 17. Rxa1 Na6 18. b5 cxb5 19. cxb5 Nc5 20. Rd1 Qc7 21. Nd4 Rc8 22. h3 (22. Nf5 $18) 22... Bd7 $16 23. Kh2 Bf8 24. Qb1 {Hoellmann,L (2183)-Mueske,M (2210) Germany 2008 1-0 (31)}) 11. b4 Ne6 12. d4 f5 13. dxe5 (13. d5 $14 e4 14. Nd2) 13... Nxe5 14. Nxe5 dxe5 15. Qxd8 Rxd8 16. Bb6 Rd2 17. Bxa5 (17. b5) 17... Nd4 $17 18. Rfd1 (18. Rad1 $17 Nxe2+ 19. Nxe2 Rxe2 20. Rfe1 Rxe1+ 21. Rxe1) 18... Rc2 $1 $19 {[%cal Rc2c3]} 19. Na4 Be6 $2 (19... Nxe2+ $19 20. Kh1 Be6) 20. Nb6 $2 (20. e3 $1 $15 Ne2+ 21. Kh1) 20... Ra6 21. Rab1 (21. e4) 21... Nxe2+ $19 22. Kh1 Kf7 23. c5 $2 (23. f3) 23... Ke8 (23... Bxc5 $1 {[%mdl 512]} 24. bxc5 Rxa5) 24. Bf1 {Gerzeni,R-Betko,L (2195) Martin 1996 0-1 (42)}) (9... Nh5 10. e4 Nhf6 11. h3 Nc5 12. Be3 Ne6 13. Qd2 h6 14. Nh4 Nd4 15. Bxd4 exd4 16. Ne2 Nh7 17. Nf3 c5 18. Nf4 Ng5 19. Kh2 (19. h4 $16 Nxf3+ 20. Bxf3) 19... Nxf3+ $1 20. Bxf3 Bg5 $1 21. h4 Bxf4 22. Qxf4 f5 23. exf5 Rxf5 24. Bd5+ {Heinzel,P (1965)-Budde,U (1833) Ruhrgebiet 2004 ½-½ (34)}) (9... Re8 10. b4 Bf8 11. Qc2 Qc7 12. b5 Rb8 13. Rfb1 d5 14. d4 $16 (14. cxd5 cxd5 15. Rc1 Qd8 {keeps the balance.} (15... Qb6 {1-0 (55) Tursunali,B (1836)-Valiyev,M (1569) Ak Bulak 2022} 16. Qa2 $1 $16 {Black must now prevent Ng5.} d4 17. Nd5 (17. Na4 $1 $16 {[%cal Ra4b6]} Qd8 18. Ng5) 17... Nxd5 $1 18. Qxd5 {[%cal Bc1c8] Strongly threatening Rxc8!} Nf6 19. Qc4 Be6 (19... h6) 20. Qa4 $1 $14 Nd7 $2 (20... Bd7 $14) 21. Qxa5 $18 Qxa5 22. Bxa5 Ra8 23. Bb4 Bxb4 24. axb4 Rxa1 25. Rxa1 Bd5 26. Nd2 Nb6 27. Ra7 {aiming for Bxd5.} Bxg2 (27... Rb8 {was worth a try.} 28. f4 exf4) 28. Kxg2 $18 Rb8 29. Ne4 Nc8 30. Ra2 f5 31. Nd2 Nd6 32. Nc4 Nxc4 33. dxc4 {Threatens to win with b6.} Kf7 34. c5 Ke6 35. Rc2 $1 Kd7 (35... Ra8 {is a better defense.} 36. c6 b6) 36. Rc4 Kc7 (36... b6 {might work better.} 37. f4 bxc5) 37. f4 $18 exf4 38. Rxd4 fxg3 39. hxg3 {1-0 Tursunali,B (1836)-Valiyev,M (1569) KAZ-ch U18 Ak Bulak 2022 (3)}))) 10. b4 axb4 11. axb4 {White has an edge.} Rxa1 12. Qxa1 b6 (12... Nb6 $14) 13. e4 Bb7 14. Qb2 d5 15. cxd5 cxd5 {[#]} 16. Rc1 $6 {Inaccuracy. Nh4 was best.} (16. Nh4 g6) 16... dxe4 17. dxe4 Qd6 18. Ne1 Qxb4 19. Qxb4 Bxb4 20. f3 Nc5 21. Rb1 {Against Nb3} Ba5 22. Kf2 $4 {Blunder. Rb2 was best.} (22. Rb2 Rd8 23. Nb1 g5 24. h3 h5 25. g4 Ba6 26. Bf1 Bxf1 27. Kxf1 Ne6) 22... Ba6 $2 {Mistake. Rd8 was best.} (22... Rd8 23. Rb2 Bxe4 24. Nxe4 Nfxe4+ (24... Ncxe4+ 25. fxe4 Bxd2 26. Ke2 Bxe1 27. Kxe1 Rd6 28. Ke2) 25. fxe4 Rxd2+ 26. Rxd2 Bxd2) 23. Ke3 $2 {Mistake. Rb2 was best.} (23. Rb2 Ra8 24. h4 g6 25. Nb1 Ne8 26. Na3 Nc7 27. Bxa5 bxa5 28. Bf1 Bxf1) 23... Rd8 $19 {[%cal Bc5a4]} 24. Nd5 Nxd5+ 25. exd5 Bxd2+ 26. Kxd2 Rxd5+ 27. Ke3 Rd6 28. f4 exf4+ 29. Kxf4 g6 30. Ba8 Kg7 31. Ke5 $6 {Inaccuracy. Ng2 was best.} (31. Ng2 Bc4 32. g4 Ne6+ 33. Kg3 Rd3+ 34. Kf2 Rb3 35. Rc1 b5 36. Ne3 Nf4) 31... Rd8 32. Bc6 f6+ $6 {Inaccuracy. g5 was best.} (32... g5 33. Bd5 f6+ 34. Kd4 Bb7 35. Rxb6 Rxd5+ 36. Kc4 Re5 37. h4 Ba6+ 38. Kb4) 33. Kf4 Rd2 34. Bb5 $2 {Mistake. g4 was best.} (34. g4 Rd6 35. Bf3 Bc4 36. h4 b5 37. Ra1 Ra6 38. Rxa6 Nxa6 39. Ke3 b4) 34... Bc8 $6 {Inaccuracy. Bxb5 was best.} (34... Bxb5 35. Rxb5 Re2 36. Rxb6 Rxe1 37. Kf3 Nd3 38. g4 Ne5+ 39. Kf2 Rc1 40. h3) 35. Nf3 Rd6 $6 {Inaccuracy. Rc2 was best.} (35... Rc2 36. Re1 Rc3 37. Re7+ Kh6 38. g4 Ne6+ 39. Ke4 f5+ 40. gxf5 gxf5+ 41. Kxf5) 36. Ra1 Kh6 37. Ke3 Nd7 38. Ra7 Ne5 39. Nd4 $2 {Mistake. Nxe5 was best.} (39. Nxe5 Re6 40. Bf1 (40. Kf2 Rxe5 41. Bc4 Be6 42. Be2 Rd5 43. Re7 Rd6 44. h4 f5)) 39... Bd7 $6 {Inaccuracy. Ng4+ was best.} (39... Ng4+ 40. Kd3 Nxh2 41. Kc3 Bg4 42. Nc2 Nf3 43. Re7 Ne5 44. Rb7 Bd7 45. Bf1) 40. Bf1 $2 {Mistake. Bxd7 was best.} (40. Bxd7 Nxd7 (40... Rxd7 41. Rxd7 Nxd7 42. Kf4 Nc5 43. g4 Kg7 44. h4 Kf7 45. Nb5 Ke6) 41. Nb5 Re6+ 42. Kd4) 40... Be6 $4 {Blunder. Ng4+ was best. Weighted Error Value: White=0.65/Black=0.32 PRECISÃO LICHESS: BRANCAS 85% PRETAS 88%} (40... Ng4+ 41. Kd2 Rxd4+ 42. Kc3 Rd6 43. Be2 Nf2 44. Bf3 Bf5 45. Ba8 Be4 46. Kb4) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.8"]
[White "Dias, Matheus Braga"]
[Black "Diogo, Ubirajara Correa Ju"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2013"]
[BlackElo "1570"]
[Annotator "Stockfish 16.1"]
[PlyCount "79"]
[EventDate "2024.??.??"]

{[%evp 13,78,53,64,62,124,122,121,122,142,142,204,151,194,110,115,106,111,23,28,26,41,44,124,131,108,21,141,171,141,100,133,106,187,170,175,148,233,226,263,100,373,366,355,365,362,351,357,228,515,516,507,511,553,535,622,627,663,658,972,675,675,618,29981,29957,29994,29994,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 c6 7. e4 Bg4 8. h3 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} Bd7 $6 {Inaccuracy. Bxf3 was best.} (8... Bxf3 9. Bxf3 (9. Qxf3 Nfd7) 9... e5 (9... Nbd7) 10. d5 $1 c5 (10... Na6 $16) 11. g4 $18 h6 12. g5 Nh7 13. h4 $1 h5 14. Be3 Nd7 15. Kd2 f6 16. gxf6 (16. Bxh5 $1 $18 {[%mdl 512]} gxh5 17. g6) 16... Rxf6 {[%cal Bf6f4]} 17. Bg2 (17. Qe2 $16) 17... Qf8 18. Bh3 Bh6 19. Kd3 Bxe3 20. fxe3 Qe7 21. Qb3 Ndf8 22. Raf1 Rxf1 23. Rxf1 {Keymer,V (2698)-Van Foreest,J (2690) chess24.com INT 2022 ½-½ (67)} (23. Bxf1 a6 24. a4)) 9. O-O $16 e5 $146 (9... Re8 $2 {[%eval 122,0] 9...e5} 10. Bf4 (10. e5 $18 {is the precise move to win.}) 10... h6 11. Re1 Nh7 12. e5 Qc7 $2 (12... g5 $16) 13. Qc2 (13. exd6 exd6 14. Rxe8+ Bxe8 15. Ne4) 13... Na6 14. a3 {Prevents Nb4.} Bf5 15. Qd2 h5 (15... g5 $16) 16. exd6 $18 exd6 17. c5 Bf8 18. Nh4 Be6 19. Ne4 Qd7 {[%cal Rd6c5]} 20. cxd6 Red8 21. Kh2 b6 22. b4 Nb8 {1-0 (22) Penuela,J (1681)-Navarro Solano,J Barranquilla 2020}) (9... Qc8 10. Kh2 b5 (10... c5 11. e5 dxe5 12. dxe5 Ne8 13. Nd5 Nc6 14. Re1 {aiming for Be3.} Be6 (14... Nc7 $16) 15. Bf4 $2 (15. Bg5 $18) 15... Nc7 $14 16. a3 Rd8 {[%cal Rc7d5]} 17. Ng5 h6 18. Ne4 $2 {[%mdl 8192]} (18. Nxe6 {and White is okay.} Nxe6 19. Bd2) 18... Nxd5 $19 19. cxd5 Bxd5 20. Qc2 b6 21. h4 (21. Rad1 Nd4 22. Qc1) 21... Qf5 $2 (21... Nxe5 $19 22. Bxe5 Bxe5) 22. Rac1 $2 {[%mdl 8192]} (22. Bh3 Qh5 23. Qd1 Qxd1 24. Raxd1) 22... Nxe5 23. Bxe5 Bxe5 24. Bh3 {Dimaki,E (1150)-Kappa,E (1070) Tornelo INT 2021 0-1} (24. Nxc5 {might work better.} Bxg2 25. Qxf5 gxf5 26. Rxe5)) 11. e5 Ne8 12. cxb5 cxb5 13. exd6 Nxd6 14. Ne5 Nc6 15. Qf3 {[%cal Re5c6]} Bxe5 (15... Nxd4 $16 16. Qxa8 Qxa8 17. Bxa8 Bxe5) 16. dxe5 $18 Nf5 17. Bf4 (17. Rd1 $18) 17... Nfd4 18. Qd1 (18. Qe4 $18) 18... Rd8 {[#]} 19. Nd5 (19. Rc1 $1 $16) 19... Be6 20. Qxd4 $1 Bxd5 21. Qc5 Bxg2 22. Kxg2 Qb7 $1 {½-½ (22) Pavlicek,P (1904)-Pokorny,J (1804) Prague CZE 2024}) 10. Bg5 $146 {White is better.} (10. dxe5 dxe5 11. Be3 (11. Nxe5 Be6 $14) (11. Qe2 Nh5 12. Rd1 Qc8 13. Kh2 Na6 14. b3 Nc7 15. Ba3 Re8 16. Rd3 {0-1 (53) De Pablos Fernandez,M (1969)-Otano Villanueva,J (1675) Huarte 2013}) 11... Re8 $14) 10... h6 11. Be3 (11. dxe5 $6 hxg5 12. exf6 Qxf6) 11... a5 $6 {Inaccuracy. Re8 was best.} (11... Re8 12. Qd2 Qc8 13. Kh2 Kh7 14. Ng1 exd4 15. Bxd4 c5 16. Bxf6 Bxf6 17. f4) 12. Qd2 Kh7 13. Rfd1 $6 {Inaccuracy. dxe5 was best.} (13. dxe5 dxe5 14. Nxe5 Be6 15. Qe2 Qe7 16. Rad1 Re8 17. g4 Nfd7 18. Nxd7 Nxd7) 13... Re8 $16 14. dxe5 dxe5 15. Na4 $6 {Inaccuracy. Bc5 was best.} (15. Bc5) 15... Nxe4 16. Qc2 Nf6 17. Qb3 $36 {[%mdl 2048] Black is under pressure.} b5 $6 {Inaccuracy. e4 was best. [#]} (17... e4 18. Nd2) 18. cxb5 $1 $16 cxb5 19. Nb6 $6 {Inaccuracy. Nc5 was best.} (19. Qxf7 $2 Rf8 20. Qb3 bxa4 $19) (19. Nc5 e4 20. Nd4 (20. Qxf7 Re7 $17) 20... Re7 21. Nxb5 Na6 22. Nxd7 Nxd7 23. Rd6 Nb4 24. Bxe4 Rb8) 19... Ra6 $2 {Mistake. a4 was best.} (19... a4 20. Qb4 (20. Qxf7 Re7) 20... Ra7) 20. Nxd7 (20. Qxf7 $2 Re7 21. Qb3 (21. Rxd7 $2 Nbxd7 22. Qb3 Rxb6 $19) 21... Rxb6 $19) 20... Nbxd7 21. Qxb5 Rae6 22. Rac1 Qb8 $6 {Inaccuracy. e4 was best.} (22... e4 23. Nd4 Rb6 24. Qe2 Rd6 25. Nb5 Rd5 26. Nc3 Rxd1+ 27. Rxd1 Qa8 28. Bf4) 23. Qxb8 Rxb8 24. b3 a4 (24... Nb6 $16 25. Rc7 Kg8) 25. bxa4 $18 Rb2 26. Rc7 $2 {Mistake. Rd2 was best.} (26. Bf1 $18 {and White stays clearly on top.}) (26. Rd2 Rb4 27. Bf1 Nb6 28. a5 Nbd5 29. Bc5 Ra4 30. a6 e4 31. Bb5 Ra5) 26... Rxa2 $4 {[%mdl 8192] Blunder. e4 was best.} (26... e4 27. Nd2 Rd6 28. Bf4 Rd5 29. a3 Ra2 30. Bf1 Ne5 31. Bxe5 Rxe5 32. Nc4) 27. Rdxd7 Nxd7 28. Rxd7 Kg8 29. Rd8+ Kh7 30. Ra8 $2 {Mistake. Rd7 was best.} (30. Rd7 f6 31. Nd2 Rxa4 32. Bd5 Re8 33. Ne4 Ra6 34. Nc5 Rb6 35. Kg2 f5) 30... Rc6 $4 {Blunder. e4 was best. [#]} (30... Rd6 31. Ra7 Kg8 32. Ra8+ Kh7) (30... e4 31. Nd4) 31. Ng5+ $1 {[%mdl 512]} hxg5 32. Bxc6 f6 33. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Kh6 34. h4 Kh5 35. hxg5 fxg5 36. a6 {a7 would kill now.} Kg4 37. Kg2 {White threatens Be4 and mate.} Ra1 38. Ra7 {White mates.} Bh6 $4 {Checkmate is now unavoidable. Kf5 was best.} (38... Kf5 39. Rf7+ Ke6 40. Rxg7 Rxa6 41. Rxg6+ Ke7 42. Bxg5+ Kf8 43. Rd6 e4 44. Be3) 39. Rf7 {[%csl Gf7,Gg2][%cal Rc6f3]} Rxa6 40. Bf3# {Weighted Error Value: White=0.38/Black=0.87 PRECISÃO LICHESS: BRANCAS 93% PRETAS 87%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.9"]
[White "De Souza, Mauro Araujo Lima"]
[Black "Pessoa, Vitor Henrique Leop"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1511"]
[BlackElo "1998"]
[Annotator "Stockfish 16.1"]
[PlyCount "77"]
[EventDate "2024.??.??"]

{[%evp 9,77,-36,-23,-24,7,1,3,7,12,-2,-5,-24,-21,-64,-65,-64,-69,-71,-70,-72,-32,-50,-50,-48,-35,-49,-48,-53,-45,-61,-55,-194,-198,-312,-297,-346,-337,-387,-391,-429,-424,-516,-514,-514,-500,-513,-508,-522,-489,-512,-511,-516,-498,-498,-495,-491,-494,-491,-485,-505,-507,-524,-504,-511,-496,-511,-497,-537,-535,-532]} 1. Nf3 Nf6 2. d4 g6 3. Nbd2 d5 4. b3 Bg7 5. Rb1 $146 (5. Bb2 a5 (5... c5 6. dxc5 Qa5 7. a3 Qxc5 8. b4 Qd6 9. c4 O-O 10. e3 Nbd7 11. Be2 dxc4 12. Nxc4 Qxd1+ 13. Rxd1 b6 14. Nd4 Bb7 15. f3 Nd5 16. g3 Ne5 17. Nxe5 Bxe5 18. Kf2 Rac8 19. Rc1 Bg7 {Levin,G (2460)-Sokolovsky,Y (2516) Benasque ESP 2024 ½-½ (46)}) (5... O-O 6. g3 c5 7. dxc5 (7. e3 Qa5 8. c3 Bf5 9. h3 Ne4 10. Nxe4 Bxe4 11. Be2 Nc6 12. O-O h6 13. Nd2 cxd4 14. exd4 Bf5 15. Kh2 Rad8 16. f4 a6 17. Bg4 Bxg4 18. Qxg4 e6 19. Qe2 Na7 {Balla,Z-Schreiber,I Budapest 1937 1-0 (56)}) 7... Qa5 8. Bg2 Ne4 9. Bxg7 Kxg7 10. O-O Nc3 11. Qe1 Qxc5 12. e3 Nc6 13. Nb1 Ne4 14. c3 e5 15. b4 Qe7 16. Nfd2 Nf6 17. e4 d4 18. b5 dxc3 19. Nxc3 Nd4 {Lichtenstein,B-Mueller,H Vienna 1935 0-1 (47)}) (5... Nbd7 6. c4 c6 7. Qc2 O-O 8. e3 b6 9. cxd5 cxd5 10. Rc1 Bb7 11. Qc7 Qb8 12. Bb5 Rc8 13. Qxb8 Raxb8 14. Ke2 a6 15. Bd3 Kf8 16. a4 h6 17. b4 Ne4 18. b5 a5 19. Bb1 Nxd2 {Fenoglio,V-Rotunno,E Montevideo 1938 1-0 (52)}) (5... Bf5 6. e3 O-O 7. Bd3 Bxd3 8. cxd3 Nfd7 9. b4 c6 10. Nb3 Na6 11. Qd2 Nc7 12. O-O Nb5 13. a4 Nd6 14. Ba3 a6 {½-½ (43) Firouzja,A (2744)-Vachier Lagrave,M (2718) Chess.com INT 2024}) 6. a4 O-O 7. e3 Bf5 8. Be2 Nc6 9. O-O Nb4 10. Ne1 Ne4 11. c3 Nxd2 12. Qxd2 Nc6 13. Nd3 e5 14. Nxe5 Nxe5 15. dxe5 Bxe5 16. Rfd1 Qd6 17. Ba3 c5 18. Qxd5 Qxd5 19. Rxd5 Bxc3 {Carlsen,M (2872)-Vachier Lagrave,M (2780) London 2019 0-1 (54)}) 5... O-O {[%cal Bc7c5]} (5... Ne4 {is interesting.} 6. Bb2 c5 7. e3 Qa5) 6. e3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Re8 7. Bb2 Bf5 8. Be2 {The position is equal.} Ne4 9. Rc1 c5 10. O-O Nc6 11. a3 cxd4 12. Nxd4 Nxd4 13. exd4 Bh6 14. f4 Qd7 15. Nxe4 Bxe4 16. Bd3 e6 17. Qe2 Bxd3 18. Qxd3 Rac8 19. h4 Qe7 20. Rf3 $2 {Mistake. g3 was best.} (20. h5 $15) (20. g3 Bg7) 20... Qxh4 $19 21. Rh3 $6 {Inaccuracy. Bc3 was best.} (21. Rcf1 Qg4 22. c3) (21. Bc3 Bg7 22. Bd2 h5 23. a4 Qd8 24. c3 Bf6 25. Ra1 Rc6 26. Rh3) 21... Qxf4 22. Rd1 Bg7 23. Bc1 Qe4 24. c4 Qxd3 {Black is clearly winning.} 25. Rdxd3 dxc4 26. bxc4 Rxc4 27. Be3 Rd8 28. d5 Rxd5 29. Rxd5 exd5 30. Bxa7 Bd4+ 31. Bxd4 Rxd4 {[%mdl 4096] Endgame KR-KR} 32. Rc3 Ra4 33. Kf2 Kg7 34. Ke2 Kf6 35. Kf3 Ra7 36. Ke2 Ke6 37. Kd3 Kd6 38. Kd4 Ra4+ 39. Kd3 {Weighted Error Value: White=0.31/Black=0.08 (flawless) PRECISÃO LICHESS: BRANCAS 92% PRETAS98%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.10"]
[White "Jorge Ant. Torres Chaves"]
[Black "Joao, Carlos Reginaldo E"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1985"]
[BlackElo "1470"]
[Annotator "Stockfish 16.1"]
[PlyCount "67"]
[EventDate "2024.??.??"]

{[%evp 9,66,0,0,-4,78,51,160,135,220,184,212,223,449,9,15,0,0,0,33,32,55,-31,17,0,42,39,38,31,45,42,59,-21,-18,-30,-9,-223,-201,-214,-107,-111,-35,-37,-35,-34,336,322,476,464,512,515,609,603,29992,548,29994,29995,29996,29996,29999]} 1. e4 c5 2. d4 cxd4 3. c3 {[%cal Bc2c3,Bc3d4][%mdl 32]} e5 4. Bc4 Nf6 5. Nf3 Nc6 6. cxd4 {B21: Sicilian: 2 f4 and Morra Gambit.} Bd6 $2 {Mistake. Bb4+ was best.} (6... Bb4+ 7. Bd2 (7. Nc3 Nxe4 8. O-O Bxc3 9. dxe5 Nxe5 10. Bd5 Nf6 11. bxc3) 7... Bxd2+ 8. Nbxd2 exd4) 7. Nc3 $6 {Inaccuracy. dxe5 was best.} (7. dxe5 Nxe5 8. Qxd6 Nxc4 9. Qb4 d5 10. exd5 Qxd5 11. O-O Be6) 7... a6 $6 {Inaccuracy. exd4 was best.} (7... exd4 8. Nxd4 O-O) 8. O-O {White is clearly better.} b5 $6 {Inaccuracy. exd4 was best.} (8... exd4 9. Nxd4 (9. Nd5 O-O 10. Re1 Bb4 11. Nxb4 Nxb4 12. e5 d5 13. Bb3 Ne4 14. Qxd4) 9... O-O) 9. Bb3 $6 $146 {Inaccuracy. Bd5 was best. [#] dxe5 is the strong threat.} (9. Bd5 exd4 {was worth a try.} (9... Rb8 10. Bxc6 dxc6 11. dxe5 Bxe5 12. Qxd8+ Kxd8 13. Nxe5 Be6 14. Nxc6+ Kc7 15. Nxb8 Kxb8 {1-0 (22) Finol Berrueta,D-Valencia Gantiva,C Cuenca 2006} 16. Bf4+ Kc8 17. a3 h6 18. Rfd1 g5 19. Be5 Bb3 20. Bxf6 Bxd1 21. Bxh8 Bc2 22. Rc1 {1-0 (22) Finol Berrueta,D-Valencia Gantiva,C Cuenca 2006}) (9... Nxd5 10. exd5 Nxd4 11. Nxd4 exd4 12. Re1+ Kf8 13. Ne4 Be5 14. Bg5 Qb6) 10. e5 Nxd5 11. Nxd5 Be7) 9... O-O 10. dxe5 Nxe5 $4 {Blunder. Bxe5 was best.} (10... Bxe5 11. Nxe5 (11. Nd5 d6 12. Bg5 Be6 13. Rc1 Rc8 14. Nxe5 dxe5 15. Nxf6+ gxf6 16. Qxd8) 11... Nxe5) 11. Nxe5 $4 {Blunder. Qxd6 was best.} (11. Qxd6 Nxf3+ 12. gxf3 a5 13. Bg5 Ra6 14. Bxf6 Qe8 15. Qd4 Rxf6 16. Kh1 d6) 11... Bxe5 12. h3 Bb7 13. Bg5 Qc7 14. Rc1 {[%cal Bc3b5]} Qb6 15. Qe2 $6 {Inaccuracy. Be3 was best.} (15. Be3 Qd6 (15... Qd8) 16. f3) 15... Rfe8 {[%cal Bf6e4]} (15... Bxc3 $5 16. bxc3 Nxe4 $15) 16. Be3 Qd8 17. f3 Rc8 18. Rfd1 {Against d5} d6 19. Qf2 Nh5 20. f4 $6 {Inaccuracy. Qd2 was best.} (20. Ne2 $14) (20. Qd2 h6 21. Ne2 Qe7 22. g4 Nf6 23. Nd4 Rxc1 24. Rxc1) 20... Bxc3 21. bxc3 {[%cal Be4e5]} Rxe4 22. g4 $4 {Blunder. Bc2 was best.} (22. Bc2) 22... Nf6 23. g5 Nh5 $6 {Inaccuracy. Qd7 was best.} (23... Qd7 24. Kh2 (24. gxf6 $2 Qxh3 25. Bd5 Bxd5 $19) 24... Rce8 25. Re1 Nh5 26. Bc2 R4e7 27. c4 Bc8 28. f5 bxc4 29. Bd4) 24. Bc2 $17 Rec4 $6 {Inaccuracy. Re7 was best.} (24... Re8 $17 {And now ...g6 would win.} 25. Bf5 Rc4) (24... Re7 25. Bf5) 25. Bd4 $15 {[%cal Be3d4,Bd4c3,Bc3e5][%mdl 32]} Qd7 26. Kh2 {[%cal Bd4e5]} Rxc3 $4 {[%mdl 8192] Blunder. g6 was best.} (26... g6) 27. Bxc3 $18 g6 $6 {Inaccuracy. Rxc3 was best.} (27... Rxc3 28. Bxh7+ Kxh7 29. Rxc3 g6) 28. Be5 (28. Qd4 Rxc3 29. Qxc3 a5) 28... d5 29. Bb3 Rxc1 30. Rxc1 {Black must now prevent Rc7.} Qf5 $4 {Checkmate is now unavoidable. Bc8 was best.} (30... Bc8 31. f5 Qe8 32. Re1 Bxf5 33. Bxd5 h6 34. Bf3 Qc8 35. Bxh5 gxh5 36. g6) 31. Rc7 $4 {Lost forced checkmate sequence. Qb6 was best.} (31. Qb6 Qd7 32. Rc7 (32. Qc7 Nf6 33. gxf6 Bc6 34. Rxc6 Qxc7 35. Rxc7 h5 36. Bxd5 a5) 32... Qe8 33. Rxb7 h6 34. Rb8 Ng7 35. Qf6 Kf8 36. Bxd5 Ne6 37. Qh8+ Ke7 38. Qxe8#) 31... d4 $4 {Checkmate is now unavoidable. Bc8 was best.} (31... Bc8 32. Qe3 Bd7 33. Ra7 Ng7 34. Ra8+ Ne8 35. Bc3 Kf8 36. Rd8 b4 37. Bf6) 32. Rxb7 {White mates.} Qc8 $4 {Checkmate is now unavoidable. Nf6 was best. [#]} (32... Nf6 33. Rb8+ Kg7 34. Bxf6+ Qxf6 35. gxf6+ Kxf6 36. Qxd4+ Kf5 37. Qe5#) 33. Qxd4 $1 Qxb7 (33... h6 34. Qd7) 34. Qd8# {Weighted Error Value: White=0.70/Black=1.10 PRECISÃO LICHESS: BRANCAS 84% PRETAS 78%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.11"]
[White "Paulo, Henrique Pfitzner"]
[Black "Israel, Flavio Feliciano Ol"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1407"]
[BlackElo "1967"]
[Annotator "Stockfish 16.1"]
[PlyCount "37"]
[EventDate "2024.??.??"]

{[%evp 9,37,-26,-26,-51,-47,-46,-46,-99,-51,-54,-49,-62,-46,-50,-50,-44,-42,-201,-153,-468,-464,-485,-497,-618,-596,-644,-644,-667,-596,-697]} 1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. d5 $6 {Inaccuracy. dxc5 was best.} (4. dxc5 Bxc5 5. e3 Nc6 6. Bc4 Qb6 7. Bb3 d5 8. Qxd5 Be6) 4... d6 5. Nf3 (5. c4 f5 6. Nc3 g6 7. e3 Bg7 8. Bd3 Nd7 9. h4 h5 10. Nf3 Ne5 11. Be2 Ng4 12. Qd2 Bd7 13. Ng5 Qe7 14. a4 Bf6 15. a5 Bxg5 16. hxg5 Qxg5 17. Nb5 Bxb5 18. cxb5 O-O 19. Ra4 Rae8 {Truskavetsky,A (2399)-Cheparinov,I (2686) Chess.com INT 2020 0-1 (65)}) (5. e4 g6 6. Nf3 Bg7 7. Nc3 f5 8. Bd3 fxe4 9. Bxe4 O-O 10. O-O Nd7 11. Re1 Ne5 12. Nxe5 Bxe5 13. Qd2 Qf6 14. Rab1 Bd7 15. Nd1 b5 16. c3 a5 17. Ne3 h5 18. Nf1 b4 19. c4 a4 {Uyttenhove,P (1765)-Gudok,V (2084) Helmond NED 2024 0-1 (32)}) 5... g6 6. c3 $146 {A45: Trompowsky Attack.} (6. Nc3 Bg7 7. Qd2 Bd7 (7... O-O $15) 8. Qe3+ Qe7 9. Qxe7+ Kxe7 10. e3 f5 11. Kd2 a6 {Black wants to play ...b5.} 12. a4 $1 {Against b5} b6 13. Bd3 Re8 14. h4 h6 (14... Bc8) 15. Rhe1 {[%cal Bh4h5]} Kf8 16. Ra3 (16. h5 $14) 16... Rc8 (16... Bc8) 17. Bc4 (17. h5 $5) 17... Be8 18. e4 Bxc3+ 19. Kxc3 (19. bxc3 {remains equal.} fxe4 20. Rxe4) 19... fxe4 $17 20. Rxe4 Nd7 {Le Borgne,P (2165)-Rasca,M Agneaux 2001 ½-½ (65)}) (6. c4 Bg7 7. Nc3 O-O 8. e3 Nd7 9. h4 f5 10. Qc2 Qa5 11. Bd3 Ne5 12. Nxe5 Bxe5 13. f4 Bxc3+ 14. bxc3 Re8 15. Kd2 Bd7 16. Qd1 {[#]} (16. a4) 16... Qa3 (16... b5 $1 $17 {aiming for ...bxc4.} 17. h5 bxc4 18. Bxc4 Re4) 17. Qc1 Qa4 18. Qd1 Qa5 19. h5 Qa3 20. Qc1 Qxc1+ {Buchta,A (1324)-Kulpa,Z Szczyrk 2012 ½-½ (51)}) 6... Bg7 7. g3 O-O 8. Bg2 (8. a4 $15) 8... Nd7 {[%cal Bb8d7,Bd7b6,Bb6d5,Bd5e3,Be3f1][%mdl 32]} 9. O-O Re8 $146 (9... Ne5 10. Nbd2 Re8 11. Ne1 f5 12. e3 Bd7 13. a4 b5 14. a5 b4 15. c4 h5 {1-0 (73) Escobar Forero,A (2510)-Shahade,G (2476) Chess.com INT 2021}) 10. Nbd2 b5 11. a4 bxa4 12. Rxa4 Nb6 13. Rh4 $2 {Mistake. Ra5 was best. [#]} (13. Ra2 $15) (13. Ra5 Nxd5 14. Nc4 Be6 15. Nfd2 f5 16. Qa1 Rb8 17. Rxa7 Ne7 18. Rd1 d5) 13... f5 {Strongly threatening ...Bf6.} (13... Nxd5 14. Nd4 g5 15. Bxd5 $15) 14. Ng5 $4 {Blunder. e4 was best.} (14. e4 a5 15. Rf4 g5 16. Rxf5 Bxf5 17. exf5 a4 18. h4 gxh4 19. Nxh4 a3) 14... Qxg5 $19 {Black is clearly winning.} 15. f4 Qe7 16. Bh3 Nxd5 17. Bg2 Ne3 18. Qe1 Nxf1 19. Bxf1 {Weighted Error Value: White=0.62/Black=0.16 (very precise) PRECISÃO LICHESS: BRANCAS 77% PRETAS 97%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.12"]
[White "Marcelo, Dos Santos Silva"]
[Black "Carlos Alberto Braga Mendes"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "1965"]
[BlackElo "1371"]
[Annotator "Stockfish 16.1"]
[PlyCount "35"]
[EventDate "2024.??.??"]

{[%evp 9,35,22,23,17,21,2,16,0,0,4,57,37,76,90,94,-19,171,169,158,3,233,215,212,32,45,-135,217,198]} 1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 Be7 5. d4 exd4 6. exd4 {A28: English Opening: Four Knights Variation.} d5 7. Be2 {[%cal Bf1e2,Be2b5,Bb5c6][%mdl 32]} (7. cxd5 Nxd5 8. Bd3 Bg4 9. O-O Nb6 10. h3 Bh5 11. Re1 {Black must now prevent g4.} O-O $1 12. Be3 {[%cal Bd4d5]} Nb4 {Inhibits d5.} 13. Bb1 c6 14. a3 N4d5 15. Ba2 Nxc3 16. bxc3 Bxa3 17. g4 Bg6 {Strongly threatening ...Bb2.} 18. Bg5 Qc7 $1 19. Ne5 Bb2 20. Nxg6 hxg6 21. Re7 Qd6 {Le,Q (2704)-Zhao,J (2627) China 2019 ½-½ (65)}) (7. h3 O-O 8. Be3 Re8 9. a3 Bd6 {[%cal Be8e3]} 10. cxd5 Rxe3+ $2 (10... Ne7) 11. fxe3 $16 Bg3+ 12. Kd2 Nxd5 13. Bd3 Nf6 (13... Nxc3 $16 {was called for.} 14. bxc3 Na5) 14. Qc2 Be6 15. Ne4 (15. Ne2 $18 Qd6 16. e4) 15... Nxe4+ $16 16. Bxe4 Na5 {[%cal Bc7c5]} 17. Ke2 c5 18. dxc5 Rc8 (18... Qe7 $16) 19. b4 Nc6 20. Rad1 Qf6 21. Rhf1 Qh6 {Fichter,F (2303)-Filgueira,H (2283) chess.com INT 2024 1-0 (38)}) 7... O-O 8. O-O {The position is equal.} Be6 9. c5 $146 (9. b3 Ne4 10. Bb2 Bf6 11. Rc1 Nxc3 12. Bxc3 Bg4 13. h3 Bh5 14. Ne5 Bxe2 15. Qxe2 Bxe5 16. dxe5 {Hoping for Rfd1.} d4 17. Rcd1 {Threatens to win with Qe4.} Qh4 {Against Qe4} 18. Bb2 {[%cal Bb3b4]} Rad8 19. f4 {[%cal Bb3b4]} Rfe8 20. Qf2 (20. b4 $14) 20... Qxf2+ 21. Rxf2 f6 22. Rfd2 {next exf6 is good for White.} fxe5 23. fxe5 Rxe5 {Cardoso Cardoso,J (2313)-Tsoi,D (2429) Porto Carras 2018 ½-½}) 9... b6 $6 {Inaccuracy. a6 was best.} (9... Ne4) (9... a6) 10. Bb5 $146 (10. cxb6 axb6 11. Bf4 Bd6 12. Bxd6 Qxd6 13. a3 Na7 14. Rc1 c5 15. Na4 c4 16. b3 {½-½ (30) Barysheva,A-Zapankova,G Dagomys 2004}) 10... Na5 11. b4 Nc4 12. Re1 $2 {Mistake. Bc6 was best.} (12. Bc6 a5 13. Bxa8 axb4 14. Nb5 Qxa8 15. Nxc7 Qc6 16. cxb6 Ne4 17. Nxe6 fxe6) 12... a6 $4 {Blunder. a5 was best. [#]} (12... a5 13. bxa5 bxc5 14. a6 c6 15. Bxc6 Rxa6 16. Bb5 Ra8 17. a4 Ne4 18. Nxe4) 13. Bc6 $18 Rb8 14. Ne5 $2 {Mistake. a3 was best.} (14. a3) 14... Nd7 $4 {Blunder. Ne4 was best.} (14... Ne4 15. Nxe4 (15. Nxd5 Bxd5 16. Bxd5 Qxd5) 15... Nxe5 16. dxe5 dxe4 17. Be3 Qxd1 18. Raxd1 bxc5 19. bxc5 f5 20. exf6) 15. Nxc4 $6 {Inaccuracy. Nxd7 was best.} (15. Bxd5 Ndxe5 16. dxe5 bxc5 $15) (15. Nxd7 Bxd7 16. Bxd5 b5 17. Qf3 Bf6 18. Bf4 Be6 19. Rad1 Nb2 20. Rd2 Nc4) 15... dxc4 16. Qe2 $2 {Mistake. Bf4 was best. [#]} (16. Bf4 Bf6 17. Ne4 bxc5 18. bxc5 c3 19. Qa4 Rb2 20. d5 Bf5 21. Bxd7 Bxd7) 16... Bf6 $1 $14 17. Rd1 $2 {Mistake. Qe3 was best.} (17. Qe3 a5) 17... Rc8 $4 {[%mdl 8192] Blunder. bxc5 was best.} (17... bxc5 18. Bxd7 (18. bxc5 Nxc5 19. Ba3 Nd3 $17) 18... Qxd7 19. bxc5 Rfe8) 18. Bb2 {Weighted Error Value: White=0.83/Black=1.00 PRECISÃO LICHESS: BRANCAS 80% PRETAS 66%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.13"]
[White "Arnaldo Soares De Oliveira"]
[Black "Otavio, De Souza Laba"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1365"]
[BlackElo "1907"]
[Annotator "Stockfish 16.1"]
[PlyCount "26"]
[EventDate "2024.??.??"]

{[%evp 9,26,-53,-47,-107,148,0,117,116,222,-70,-79,-77,-26,-25,-20,-22,-14,-19,-15]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Qd4 {[%csl Be4,Be5]} (5... Qg5 6. Nf3 Qxg2 7. Rg1) 6. Nd3 {[#] C68: Ruy Lopez: Exchange Variation, sidelines.} (6. Nf3 Qxe4+ 7. Qe2 Qxe2+ 8. Kxe2 Nf6 9. d4 (9. Re1 {remains equal.}) 9... Bf5 $17 10. Bf4 (10. c4 $17 {keeps fighting.}) 10... Bd6 $2 (10... Nd5 $19 11. Bg3 Bxc2) 11. Bxd6 $15 cxd6 12. c4 (12. Rc1 $15) 12... O-O (12... Kd7 $17 13. Rd1 Rhe8+ 14. Kf1 b5) 13. Re1 (13. Nc3 $15) 13... Rfe8+ $19 14. Kf1 Bd3+ $1 15. Kg1 Rxe1+ 16. Nxe1 Bxc4 17. Nc3 Re8 18. b3 Be6 19. Nd3 Bf5 20. Nf4 (20. Nb2) 20... g5 $19 21. Nfe2 b5 22. b4 Nd5 23. h3 $2 (23. a3) 23... Nxb4 $19 24. g4 Bd3 25. Ng3 Bc4 26. a3 Nc2 27. Rd1 Nxa3 28. Nf5 Re6 29. d5 cxd5 30. Nxd5 f6 (30... Bxd5 31. Rxd5 Nc4) 31. Nb6 (31. Nc7 b4 32. Nxe6 Bxe6 33. Nd4) 31... Nc2 32. Rxd6 $2 (32. Nxc4 {is a better defense.} bxc4 33. Kf1) 32... Rxd6 $19 33. Nxd6 Kf8 34. Nbxc4 bxc4 35. Nxc4 Ke7 {Gonzalez Grima,F (1435)-Perez Viaplana,J (1529) Barcelona 2024 0-1}) (6. Qh5 $2 g6 7. Qg5 Qxe4+ 8. Qe3 Qxg2 9. Nf3+ Ne7 $19) (6. Ng4 $15) 6... Nf6 $4 $146 {Blunder. Qxe4+ was best.} (6... Qxe4+ 7. Kf1 (7. Qe2 Qxe2+ (7... Bf5 8. Nc3 Qxe2+ 9. Kxe2 O-O-O 10. Ne1 Ne7 11. d3) 8. Kxe2 Bf5 (8... Bd6 {Against Ne5} 9. Nc3 Be6 (9... Bf5 $17 10. b3 O-O-O) 10. b3 (10. Ne4) 10... Nf6 11. Bb2 O-O 12. Rae1 Rfe8 13. Kd1 Nd5 (13... Bf5 $15) 14. Nxd5 Bxd5 15. f3 Rxe1+ 16. Kxe1 Re8+ 17. Kd1 f6 18. Re1 (18. Bd4) 18... Rxe1+ $17 19. Kxe1 Bxh2 20. Nc5 Bg3+ 21. Kf1 {Niedermowwe,O-Richter,M Germany 1997 ½-½ (35)} (21. Ke2 $17)) (8... Nf6 9. Re1 Bd6 $17 {aiming for ...Bf5.} (9... Be6 10. Kf1 Bd6 11. b3 $15 (11. Kg1 Kd7 (11... O-O 12. Nc3 Bf5 13. h3 $17 (13. Re3 Ng4 14. Re2 Bxd3 15. cxd3 Nxh2 16. f3 (16. Ne4 Rae8 $19 {has better winning chances. White must now prevent ...f5.} (16... Rfe8 17. f3 $17 (17. Re3 Ng4 18. Nxd6 cxd6 19. Re4 f5 20. Re3 $19 (20. Rb4 Re1# {0-1 (20) Eichmann,P-Schuricht,P (1366) Krefeld 2022}))) 17. f3 f5))) 12. b3 Rhe8 13. Ba3 {[#]} Bf5 $1 {[%cal Rf5d3]} 14. Rxe8 (14. Bxd6 $17 Bxd3 15. Be5 Bxc2 16. Nc3) 14... Rxe8 $19 15. g3 $2 (15. Bxd6 {is a better chance.} Bxd3 16. Nc3) 15... Bxd3 $19 16. cxd3 Re1+ 17. Kg2 Bxa3 18. Nxa3 Rxa1 19. Nc4 Rxa2 20. Ne5+ Ke6 21. Nc4 {Yildiz,I-Bodur,K Adapazari 2022 0-1 (37)})) 10. Kf1+ Be6) 9. f3 (9. Ne1 O-O-O 10. d3 Nf6 11. Bg5 Be7 12. Nd2 Rhe8 13. Nc4 h6 14. Bh4 (14. Bd2) 14... Nd5 15. Bxe7 Rxe7+ 16. Kf3 Rde8 17. g4 Bd7 18. Ng2 f5 19. gxf5 Rf7 20. Nce3 Bxf5 21. Kg3 {Logie,D (2027)-Geirnaert,S (2362) Westerlo 2010 0-1 (33)}) (9. Nc3 Nf6 10. Re1 O-O-O 11. Ne5 Be6 $2 (11... Bd6 $19 12. f4 Bxc2) 12. d3 Bd6 13. Bf4 $2 {[%mdl 8192] [#]} (13. Kf1 {and White is okay.}) 13... Rhe8 $2 (13... Nh5 $1 $19 {[%cal Rh5f4]} 14. g3 f6) 14. Kf1 $15 Ng4 15. Nxg4 Bxg4 16. Bxd6 cxd6 17. h3 Bf5 18. Re2 Rxe2 19. Nxe2 Re8 20. Re1 Kd8 21. Ng3 {Van der Blom,F-Van Zutphen,A Hengelo 1999 1-0 (55)}) 9... Bd6 10. b3 (10. Ne1 $17) 10... Ne7 11. Bb2 f6 (11... O-O-O $19 {is more deadly.} 12. Kd1 Rhe8) 12. Kf2 $2 (12. Nc3 $17 {was worth a try.}) 12... O-O (12... Bxd3 $19 13. cxd3 O-O-O) 13. Re1 (13. Ne1 $17 {was necessary.}) 13... Ng6 14. Kg1 (14. g3 $17) 14... Rfe8 15. Rxe8+ Rxe8 16. Na3 $2 (16. Nc3 {was called for.}) 16... b5 (16... Bxd3 17. cxd3 Re2) 17. c4 $2 (17. Re1 Bc5+ 18. Kh1 Rxe1+ 19. Nxe1) 17... Bxd3 $19 18. cxb5 cxb5 19. Nb1 Bc5+ 20. Kh1 Re1# {0-1 (20) Tyran,D-Dadello,A Polanica Zdroj 2005}) 7... Bd6) 7. O-O $2 {Mistake. Nc3 was best.} (7. Nc3) 7... Bg4 $2 {Mistake. Nxe4 was best.} (7... Qxe4 $2 8. Re1 Qe7 9. Rxe7+ $18) (7... Be7 {keeps the balance.}) (7... Nxe4 8. Nc3 Ng5 9. Re1+ Be7 10. Ne5 O-O 11. d3 Ne6 12. a4) 8. Qe1 $16 {White is better.} Nxe4 $6 {Inaccuracy. O-O-O was best.} (8... O-O-O 9. Nc3) 9. Qe3 $4 {Blunder. Nc3 was best.} (9. Nc3 f5 10. h3 h5 11. Nf4 Kd7 12. d3 Ng5 13. h4 Bd6 14. Be3 Nf3+) 9... Qxe3 $15 10. dxe3 {And now f3 would win.} Be2 (10... Bf5 $17) 11. Re1 Bxd3 12. cxd3 Nc5 13. d4 Ne6 {[%mdl 32768] Weighted Error Value: White=1.09/Black=0.68. Loss on time!? PRECISÃO LICHESS: BRANCAS 68% PRETAS 71%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.14"]
[White "Sergio, Murilo Soares Guima"]
[Black "Flavio, Cesar De Carvalho S"]
[Result "1-0"]
[Annotator "Stockfish 16.1"]
[PlyCount "0"]
[EventDate "2024.??.??"]

 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.15"]
[White "Wellington, Correa Soares"]
[Black "Luis, Felipe Garcia De Ol"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1298"]
[BlackElo "1874"]
[Annotator "Stockfish 16.1"]
[PlyCount "52"]
[EventDate "2024.??.??"]

{[%evp 9,52,-19,50,47,65,14,17,-10,-1,-63,-13,-126,-40,-49,-43,-98,-86,-128,-100,-186,-119,-126,-123,-117,-129,-127,-114,-276,-124,-203,-211,-353,-278,-377,-318,-490,-163,-141,-145,-138,-147,-484,-462,-470,-465]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bd3 (5. c3 Bg4 6. Be2 e6 7. O-O Bd6 8. Re1 Nge7 9. Nbd2 O-O 10. Nf1 Qc7 11. Ng3 Ng6 12. Be3 Rfe8 13. Qd2 Bf4 14. Rad1 Bxe3 15. Qxe3 Qb6 16. Rd2 Na5 17. h3 Bxf3 18. Qxf3 Rac8 19. Bd3 Nc4 20. Bxc4 dxc4 21. Nh5 Qa5 22. a3 b5 23. d5 exd5 24. Red1 Rcd8 25. Rxd5 Rxd5 26. Qxd5 h6 27. Qd4 Re5 28. Nxg7 Qb6 29. f4 Qxd4+ 30. Rxd4 Re1+ 31. Kf2 Rb1 32. Nf5 Rxb2+ 33. Kf3 Rb3 34. Rd8+ Kh7 {Vachier Lagrave,M (2732)-Yoo,C (2599) Chess.com INT 2024 1-0}) (5. Ne5 e6 6. c3 Nxe5 7. dxe5 Ne7 8. Nd2 Nc6 9. Nf3 Qc7 10. Bf4 Be7 11. Bg3 Bd7 12. Bd3 g5 13. Qe2 h5 14. h4 g4 15. Nd2 a6 16. a4 Bf8 17. O-O Bg7 18. Rfe1 Qb6 19. b4 a5 {Carlsen,M (2714)-Dreev,A (2607) Moscow 2007 ½-½ (69)}) 5... Qc7 (5... Bf5 $2 {[%mdl 8192] 5...g4 -0.28} 6. Bxf5 e6 7. Bd3 Nf6 8. O-O Be7 9. Nc3 O-O 10. Re1 h6 11. Bf4 a6 12. Qd2 b5 13. Bxh6 gxh6 14. Qxh6 {White threatens Re3 and mate.} b4 15. Nd1 (15. Re3 Na5 16. Re5 Ne4 17. Rh5 bxc3 18. Qh8#) 15... Re8 16. Ng5 Bf8 17. Bh7+ Kh8 18. Nxf7# {1-0 (18) Sheikh Abdullah Munshee,A (1274)-Tsediakov,L FIDE Online Arena INT 2024}) (5... Bg4) 6. O-O {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bg4 $146 (6... Nf6 7. Bg5 Bg4 8. c3 e6 9. Nbd2 Bd6 {[%cal Bd6h2] aiming for ...Bxh2+!} 10. Qc2 h6 11. Bxf6 gxf6 12. h3 Bh5 13. c4 dxc4 14. Qxc4 O-O-O {Strongly threatening ...Bf4.} 15. Qb5 Qa5 (15... f5 $1 $15 16. Rfc1 Bf4) 16. Qxa5 Nxa5 17. g4 Rhg8 {Hoping for ...f5.} 18. Kh1 Bg6 19. Bxg6 fxg6 20. Rfe1 Rge8 21. Ne4 {Skalka,M (1741)-Stalmach,R (1996) Stare Mesto 2018 0-1 (68)}) 7. Be3 (7. h3 $14 Bxf3 8. Qxf3) 7... e6 {[#]} 8. Nbd2 $146 {The position is equal.} (8. Be2 Bd6 9. h3 Bxf3 $5 (9... Bh5 10. Nfd2 Bxe2 11. Qxe2 Nb4 12. Na3 a6 (12... Nf6 13. c3 Nc6 14. Nb5 {1-0 (32) Faupel,D-Garamow,A Kassel 2000} Qd7 15. Nxd6+ Qxd6 16. Bg5 Nd7 17. Qf3 (17. Qg4 $16) 17... O-O 18. Rfe1 Rfe8 19. Re2 Rac8 20. Rae1 Nb6 21. Qg4 Ne7 (21... Nd7 $14) 22. Bf4 (22. h4 $16) 22... Qd7 23. Nf3 Ng6 24. Ne5 Nxe5 25. Bxe5 f6 $2 (25... f5 $1 $14 26. Qg3 Nc4) 26. Bxf6 $1 $18 Rc6 27. Be5 Nc4 28. Bg3 b5 29. f4 Nd6 30. Rxe6 Rxe6 31. Qxe6+ Qxe6 32. Rxe6 {1-0 (32) Faupel,D-Garamow,A Kassel 2000})) 10. Bxf3 Nge7) 8... Bd6 {[%cal Bd6h2] White must now prevent ...Bxh2+!} 9. Qc1 (9. h3 Bh5 10. Qe2) 9... Nf6 10. c4 $2 {Mistake. h3 was best.} (10. h3 Bh5 11. c4 (11. c3 O-O 12. Qc2 Rac8 13. a3 Ne7 14. Rfe1 h6 15. Ne5 Bxe5)) 10... dxc4 $6 {Inaccuracy. Nb4 was best.} (10... Nb4 11. Bc2 (11. Be2 Bxh2+ 12. Kh1 Bf4 13. Bxf4 Qxf4 14. cxd5 Nbxd5 15. Qc5 a6 16. g3) 11... Bxf3 12. Ba4+ Kf8 13. Nxf3 dxc4) 11. Qxc4 $15 {[%cal Bf3e5]} O-O 12. Bg5 (12. Rac1 $15) 12... Nd5 $17 13. Rfe1 Rac8 {[%cal Ba8c8,Bc8c7,Bc7c2][%mdl 32] ...Ncb4 is the strong threat.} 14. Bb1 {[#]} (14. Be4 $17) 14... Ncb4 (14... h6 $1 $19 {[%cal Rh6g5]} 15. Bh4 Qb6) 15. Qxc7 Rxc7 (15... Nxc7 16. Nc4 Ne8 17. Nxd6 Nxd6 18. Be7 $18) 16. a3 Nc2 17. Bxc2 Rxc2 18. h3 $2 {Mistake. Rec1 was best. [#]} (18. Rec1 Rfc8 (18... Rxc1+) 19. Ne4) 18... Bh5 $2 {Mistake. Bxf3 was best.} (18... Bxf3 19. Nxf3 Rxb2 20. Rec1 f6 21. Bd2 Kf7 22. Kf1 b6 23. Rc4 Rd8 24. Bc1) 19. g4 $6 {Inaccuracy. Rec1 was best.} (19. Rec1 Rfc8 (19... Rxc1+ 20. Rxc1 f6 21. Be3 Bb8 22. Ne4 Rd8 23. Nc3 Ne7 24. g4 Be8) 20. Rxc2 Rxc2 21. Ne1) 19... Bg6 $19 {[%cal Bh5g6,Bg6c2,Bc2e4][%mdl 32]} 20. Nb3 $6 {Inaccuracy. Rec1 was best.} (20. Rec1 Rfc8 21. Rxc2 Rxc2 22. Ne1 Rc6 23. Nb3 h6 24. Bd2 Bf4 25. Rc1 Rb6) 20... b6 21. Rec1 $6 {Inaccuracy. Rab1 was best.} (21. Rab1 f6 22. Be3 Kf7 23. Na1 Rc4 24. Rbd1 Rfc8 25. Nd2 R4c7 26. Nb1 h5) 21... h6 22. Bd2 $6 {Inaccuracy. Be3 was best.} (22. Be3 Rxb2 23. Nbd2 b5 24. Rc6 Rd8 25. h4 Bd3 26. Rac1 Kh7 27. g5 Bxa3) 22... Nf4 $4 {Blunder. Rxb2 was best.} (22... Rxb2 23. Rc6 Bb8 (23... Rxb3 24. Nh4 Bf4 25. Nxg6 fxg6 26. Bc1 Rxh3 27. Bxf4 Nxf4 28. Rc7)) 23. Bxf4 Bxf4 24. Rxc2 Bxc2 25. Rc1 $4 {[%mdl 8192] Blunder. Nc1 was best.} (25. Nc1 Be4 26. Ne1 Bg5 27. Ne2 Rc8 28. Rd1 Bb7 29. Nc3 Rd8 30. Kf1 f5) 25... Bxc1 26. Nxc1 Be4 {Weighted Error Value: White=0.81/Black=0.63  PRECISÃO LICHESS: BRANCAS 81% PRETAS 86%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.16"]
[White "Kaue Dos Santos Leal"]
[Black "Jose Lourenco Kallas"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1856"]
[BlackElo "1298"]
[Annotator "Stockfish 16.1"]
[PlyCount "27"]
[EventDate "2024.??.??"]

{[%evp 9,27,99,142,147,158,127,215,208,253,139,256,178,398,395,454,424,562,557,29994,29995]} 1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Be3 (4. Nc3 Ne7 5. Bd3 O-O 6. O-O d5 7. Be3 b6 8. h3 Bb7 9. Qd2 Nd7 10. Rad1 Nf6 11. e5 Ne4 12. Qe1 Qd7 13. Bc1 Nxc3 14. Qxc3 Qa4 15. Qxc7 Qc6 16. Qxc6 Nxc6 17. Bd2 a5 18. Ra1 {½-½ (18) Dubov,D (2710)-Afanasiev,N (2533) Sochi 2023}) 4... Ne7 5. Qd2 (5. Bd3 d6 6. Nc3 Nd7 7. Ne2 h6 8. c3 b6 9. O-O Bb7 10. h3 a6 11. Re1 c5 12. b4 cxb4 13. cxb4 O-O 14. Qb3 Kh7 15. Rad1 Nf6 16. Ng3 Rc8 17. Qb1 b5 18. Bd2 Nd7 19. Qb3 Nb6 {Matthiesen,M (2370)-Fries Nielsen,J (2415) Aarhus 2016 1-0 (51)}) 5... b6 (5... d5 6. Nc3 dxe4 7. Nxe4 Nf5 {Prevents Bh6.} 8. O-O-O Nxe3 9. Qxe3 c6 (9... Nd7 $16) 10. Qa3 Bf8 {Prevents Nd6+.} 11. Qc3 Bg7 (11... Nd7) 12. Qc5 Na6 $2 (12... Nd7 {is tougher.} 13. Nd6+ Kf8) 13. Nd6+ $18 Kf8 14. Bxa6 b6 15. Qa3 Bxa6 16. Ne4+ Kg8 17. Qxa6 h6 18. Ne5 Qd5 19. Rhe1 Kh7 20. Nxf7 {Liu,C (2280)-Golubenko,V (2209) chess.com INT 2024 1-0}) 6. Nc3 {B06: Modern Defence.} Bb7 7. Bd3 {[#]} c6 $2 $146 {Mistake. d6 was best.} (7... Nbc6 8. a3 {Prevents Nb4.} a6 9. g4 (9. h4) 9... b5 (9... d5) 10. h4 $16 Na5 (10... h6 $16 {was called for.}) 11. Rh3 (11. h5 $18) 11... Nc4 (11... h6 $16) 12. Bxc4 $18 bxc4 13. Rg3 (13. h5 $18) 13... d6 14. O-O-O Qd7 15. h5 O-O-O $2 (15... h6 $16) 16. h6 $18 Bf8 17. Ng5 Ng8 18. Rh1 (18. Nf3 $18) 18... f6 (18... Bxh6 $14 19. Rgh3 f6) 19. Nf3 $18 Ne7 (19... d5 {was necessary.}) 20. Qe2 (20. d5 $18) 20... f5 (20... d5 $16) 21. Ng5 $18 Ng8 22. gxf5 {Stepanov,D-Petrov,A (1908) Cheliabinsk 2011 1-0 (33)}) (7... d6 8. O-O-O {[%cal Bd4d5]} (8. h4 h6 9. O-O-O Nd7 10. Rhe1 a6 11. d5 b5 12. a3) 8... Nd7 9. h4 h5 (9... h6 $16) 10. Ng5 $18 c5 11. Bc4 d5 12. Be2 $2 (12. dxc5 $1 $16 {[%cal Re4d5]} dxc4 13. Nb5) 12... c4 $2 {[%mdl 8192]} (12... cxd4 $1 $15 {keeps the upper hand.} 13. Bxd4 e5) 13. Nb5 $1 $18 {[%cal Rb5d6] Black must now prevent Nd6+.} O-O 14. e5 Nf5 $2 (14... Ba6 $16 {keeps fighting.}) 15. g4 $18 hxg4 16. Bxg4 a6 17. Nc3 Nxe3 18. Qxe3 Bh6 19. f4 Bxg5 20. hxg5 {Intending Qh3 and mate.} Kg7 (20... Re8 $18 21. Rh3 Qc8) 21. Rh7+ Kxh7 22. Qh3+ $1 {Cavalcante,R (1919)-Alarcon,R (2114) Brazil 2010 1-0}) (7... h6 8. O-O-O d5 (8... d6 9. h4 a6 10. h5 g5 11. Nxg5 $1 $16 {[%mdl 512] Threatens to win with Nf3.} (11. Nh2 Nbc6 $14 (11... c5 12. dxc5 dxc5 13. f4 gxf4 14. Bxf4 {0-1 (34) Wartiovaara,O (2259)-Lopez Mulet,I (2387) Chess.com INT 2022} Nbc6 15. Nf3 (15. Ng4 $18) 15... b5 16. g4 (16. Qf2 $18) 16... Qa5 {And now ...b4 would win.} 17. Kb1 c4 (17... O-O-O $1 $14) 18. Be2 $1 $16 {Strongly threatening Qd7+.} Rd8 {Inhibits Qd7+.} 19. Qe3 Rxd1+ $2 (19... b4 $16) 20. Rxd1 $18 b4 {[#]} 21. Nd5 $2 (21. Nd2 $1 $18 {[%cal Rd2c4]} e5 (21... Bd4 22. Qf3) 22. Nxc4 exf4 23. Qxf4) 21... exd5 $17 22. exd5 $2 (22. Rxd5 $17 {was forced.} Qa4 23. Bxc4) 22... b3 $1 $19 23. cxb3 Nb4 24. a3 Nbxd5 25. Rxd5 Qxd5 26. bxc4 Qe4+ 27. Qxe4 Bxe4+ 28. Ka2 O-O 29. c5 Nd5 30. Bd6 Rc8 31. Bxa6 Ra8 32. Be2 Nb4+ 33. Kb3 Nc6 34. Bb5 (34. Nd2 Nd4+ 35. Kb4) 34... Bxf3 {0-1 (34) Wartiovaara,O (2259)-Lopez Mulet,I (2387) Chess.com INT 2022})) 11... hxg5 12. Bxg5)) 8. h4 {[%cal Bh2h4,Bh4h5,Bh5g6][%mdl 32] White is clearly better.} d5 $6 {Inaccuracy. h5 was best.} (8... h5 9. O-O-O d5 10. Bg5 Ba6 11. Rhe1 Bxd3 12. Qxd3 O-O 13. Kb1 f6 14. Bf4) 9. e5 $6 {Inaccuracy. h5 was best.} (9. h5 a6 10. O-O-O Nd7 11. Bg5 Qc7 12. Bf4 Qd8 13. h6 Bf8 14. Ng5 Rc8) 9... Nd7 $6 {Inaccuracy. h6 was best.} (9... h5 $16 {was worth a try.}) (9... h6 10. h5 g5 11. Nxg5 hxg5 12. Bxg5 Ba6 13. h6 Bxd3 14. Qxd3 Bf8 15. f4) 10. Bh6 $6 {Inaccuracy. h5 was best.} (10. h5 a6 11. Ne2 c5 12. c3 gxh5 13. Nf4 h6 14. Nxh5 Bf8 15. Rh4 Nc6) 10... O-O $4 {Blunder. Bxh6 was best.} (10... Bxh6 11. Qxh6 Nf5 12. Bxf5 gxf5) 11. h5 $18 Nf5 12. Bxf5 $6 {Inaccuracy. Bxg7 was best.} (12. Bxg7 Kxg7 13. hxg6 hxg6 14. Bxf5 Rh8 15. Rxh8 Qxh8 16. Bh3 c5 17. Qf4 cxd4) 12... exf5 $2 {Mistake. gxf5 was best.} (12... gxf5 13. Rh3 f6 14. Rg3 Rf7 15. exf6 Nxf6 16. Ne5 Re7 17. O-O-O Qf8 18. f3) 13. hxg6 Bxh6 $4 {Checkmate is now unavoidable. fxg6 was best.} (13... fxg6 14. Bxg7 Rf7 15. Bh6 f4 16. O-O-O Nf8 17. Bxf8 Rxf8 18. Rh4 Bc8 19. Rg1) 14. Qxh6 {Weighted Error Value: White=0.33/Black=1.52 PRECISÃO LICHESS: BRANCAS 85% PRETAS 72%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.17"]
[White "Michel Mattos da Silva"]
[Black "Sergio, Goncalves"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1268"]
[BlackElo "1844"]
[Annotator "Stockfish 16.1"]
[PlyCount "90"]
[EventDate "2024.??.??"]

{[%evp 10,90,137,138,191,188,186,142,164,156,182,180,187,93,144,117,146,99,150,136,161,101,151,144,161,139,182,112,114,96,109,105,101,55,98,22,48,22,98,96,121,121,103,69,106,55,57,54,54,50,135,82,109,40,164,69,108,86,78,57,57,51,54,0,0,0,0,-238,-8,-13,-10,-379,-370,-602,-602,-602,-598,-600,-592,-29976,-29976,-1100,-1122]} 1. c4 c6 2. Nc3 Nf6 3. Nf3 e6 $6 {Inaccuracy. d5 was best.} (3... d5 4. d4 e6 5. Bg5 Be7 6. e3 O-O 7. Rc1 h6 8. Bf4) 4. e4 d5 5. e5 Nfd7 6. d4 dxc4 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4).} (6... Be7 $16 {keeps fighting.}) 7. Bxc4 $18 Nb6 8. Be2 $146 (8. Bb3 c5 9. Bg5 Qd7 (9... Be7) 10. dxc5 $18 Bxc5 11. Qxd7+ $2 (11. Qe2 $18 {Black must now prevent Rd1.} O-O 12. O-O) 11... N8xd7 (11... Bxd7 12. O-O Bc6) 12. O-O {Hoping for Nb5.} O-O 13. Ne4 h6 14. Bh4 Re8 15. Rac1 Be7 (15... Bf8 $16) 16. Bxe7 $18 Rxe7 17. Nd6 {Rc7 is the strong threat.} Nf8 18. Rfd1 (18. Nd4 $18) 18... a5 (18... Bd7 $16) 19. Rd2 f6 $2 {1-0 (19) Hetul,S (1903)-Boldoo,E Kemer 2009} (19... Bd7 $16 {might work better.} 20. Bc2 Bc6)) 8... Be7 $146 {White is clearly better.} (8... c5 9. Be3 cxd4 10. Bxd4 Bb4 11. a3 Be7 12. O-O Nc6 13. Be3 Nd7 14. Bf4 a6 15. Qc2 Qc7 16. Qe4 b6 17. Rfe1 Bb7 18. b4 Nxb4 19. Qc4 Qxc4 20. Bxc4 Nc2 {0-1 (20) Wrobel,A (1600)-Mrozowski,A (1800) Nowy Sacz 2000}) 9. O-O N8d7 10. Re1 Nd5 11. Nxd5 $6 {Inaccuracy. Bd3 was best.} (11. Bd3 O-O) 11... cxd5 $6 {Inaccuracy. exd5 was best.} (11... exd5 12. Bd3 Nb6) 12. a3 a6 13. b3 b5 (13... h6) 14. Bd2 Bb7 15. a4 $6 {Inaccuracy. h4 was best.} (15. h4 h6 16. h5 Nb8 17. Be3 Nc6 18. Nh2 b4 19. a4 Na5 20. Qd3 Rc8) 15... b4 $6 {Inaccuracy. bxa4 was best.} (15... bxa4) 16. Rc1 Rc8 17. Rc2 O-O 18. Qb1 $6 {Inaccuracy. Bd3 was best.} (18. Bd3 h6 19. Rxc8 Qxc8 20. Qe2 Qc6 21. h4 Qb6 22. g4 Rc8 23. g5 hxg5) 18... Qb6 $16 19. Be3 Rxc2 20. Qxc2 Rc8 21. Qd2 $6 {Inaccuracy. Qd1 was best.} (21. Qd1) 21... Rc3 22. Rb1 (22. Qd1 $16) 22... Qc7 23. Bd3 Nf8 $6 {Inaccuracy. Nb6 was best.} (23... Nb6 24. Rc1) 24. Qe2 a5 $6 {Inaccuracy. Rc6 was best.} (24... Rc6 25. Bd2 Qd8 26. g3 a5 27. Bb5 Rc2 28. Kg2 Qa8 29. h4 h6 30. g4) 25. Bd2 Rc6 26. h4 $6 {Inaccuracy. Bb5 was best.} (26. Bb5 Rc2 27. Ne1 Ra2 28. Qd3 Ng6 29. Rc1 Qd8 30. g3 f6 31. exf6 Bxf6) 26... Qb6 27. Rc1 (27. Bb5 $16) 27... Rxc1+ $14 28. Bxc1 Qc7 29. Bd2 Ng6 (29... h6 $14) 30. g3 (30. h5) 30... Nf8 31. Bf4 $6 {Inaccuracy. Nh2 was best.} (31. Nh2 Bd8 32. Ng4 Qb6 33. Be3 Qc7 34. h5 Qc3 35. h6 g6 36. Qd2 Qxd2) 31... g6 $6 {Inaccuracy. Qc3 was best.} (31... Qc3 32. Qd1 h6 33. Kg2 Bd8 34. Bb5 Ng6 35. Bd2 Qc8 36. Bd3 Ba6 37. Bb1) 32. Nh2 (32. Bd2 $18) 32... h5 33. Nf3 Qc3 34. Bc2 Nd7 35. Kg2 {[%cal Be2b5]} Nb8 36. Qd2 $6 {Inaccuracy. Qb5 was best.} (36. Qb5 Qc8 (36... Qc6 37. Bg5 Bxg5 38. Nxg5 Qxb5 39. axb5 Bc8 40. Kf1 Nd7 41. Ke2 Nb6) 37. Bg5 Bxg5 38. Nxg5) 36... Qxd2 37. Bxd2 Ba6 38. Bg5 $4 {Blunder. Ng1 was best. [#]} (38. Nh2) (38. Ng1 Nc6 39. Be3 Bd8 40. f4 Bb6 41. Nf3 Ne7 42. Kf2 Nf5 43. Bb1 Ba7) 38... Nc6 $2 {Mistake. Bxg5 was best.} (38... Bxg5 39. hxg5 Nc6 40. Ne1 Nxd4 41. Bd1 Be2 42. Nc2 Nxc2 43. Bxe2 Nd4 44. Bd1) 39. Bxe7 Nxe7 {[%mdl 4096] Endgame KBN-KBN} 40. Kh3 $4 {[%mdl 8192] Blunder. Ne1 was best.} (40. Ne1) 40... Nc6 $19 41. g4 $4 {Blunder. Kg2 was best.} (41. Bd1 Bf1+ 42. Kh2) (41. Kg2 Be2) 41... hxg4+ 42. Kxg4 Be2 43. Kf4 Bxf3 44. Kxf3 Nxd4+ 45. Kf4 Nxc2 {Weighted Error Value: White=0.82/Black=0.37 PRECISÃO LICHESS: BRANCAS 84% PRETAS 91%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.18"]
[White "Guilherme, De Moura Silva"]
[Black "Sophia Magalhães de Lima"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1831"]
[BlackElo "1479"]
[Annotator "Stockfish 16.1"]
[PlyCount "35"]
[EventDate "2024.??.??"]

{[%evp 9,35,-32,177,132,416,417,416,416,400,406,401,397,469,463,502,497,514,522,537,532,528,463,618,624,1098,1001,29969,646]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bd6 $4 {Blunder. Bxd4 was best.} (5... d6 $2 {[%mdl 8192] 5...xd4 -0.21} 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Bxf7 Ke7 9. Bd5 Bg4 10. Bxc6 {1-0 (10) Manu David,S (2360)-Alekseenko,K (2696) Lichess.org INT 2021}) (5... Bxd4 6. Re1 (6. Nxd4 Nxd4 7. f4 (7. Be3 Nc6 8. f4 Qe7 9. Bd5 exf4 10. Bxf4)) 6... O-O (6... Bc5 7. Nc3 h6) 7. c3 (7. Nxd4 Nxd4 8. Be3) 7... Bb6 $17 8. Be3 d6 9. h3 Be6 10. Na3 Re8 11. Qd2 $2 (11. Bxe6 $17 {was necessary.} Rxe6 12. Bg5) 11... d5 (11... Nxe4 $19 {has better winning chances.} 12. Qc2 Bxe3 13. Rxe3 Nf6 14. Bxe6 Rxe6) 12. exd5 $17 Bxd5 13. Bxd5 Nxd5 14. Bxb6 Nxb6 15. Qc2 Qf6 16. Rad1 Rad8 17. Nd2 Qe6 18. b3 (18. Nb3 $17) 18... f5 19. f3 h5 20. Nf1 {Weglarz,K-Kollbek,J (1193) Krakow 2022 0-1 (55)}) 6. dxe5 {C50: Hungarian Defence and Giuoco Pianissimo.} Nxe5 $4 $146 {Blunder. Bxe5 was best.} (6... Ng4 $2 {[%mdl 8192] 6...xe5 1.35} 7. exd6 cxd6 8. Ng5 Nge5 9. Bb3 O-O 10. f4 Ng6 11. f5 Nge5 12. f6 {Intending Qh5 and mate.} gxf6 13. Nh3 Re8 14. g4 b6 15. g5 fxg5 (15... Ba6 16. Rxf6 Kh8) 16. Nxg5 $18 Ba6 17. Rf2 {White wants to mate with Qh5.} Qe7 18. Qh5 Bc4 19. Nxh7 (19. Qxh7+ Kf8 20. Qh8#) 19... Rf8 20. Nxf8 Rxf8 21. Rg2+ {Salai,N-Raguz,S Valpovo 2011 0-1 (32)} (21. Bxc4 Qe6 22. Bxe6 Ne7 23. Rg2+ N7g6 24. Rxg6+ Nxg6 25. Qxg6+ Kh8 26. Qf6+ Kh7 27. Bf5+ Kg8 28. Bh6 Re8 29. Qg7#)) (6... Bxe5 7. Qd5 $2 {[%mdl 8192]} (7. Bb5 $16 {keeps the pressure on. Threatens to win with Bxc6.} Qe7 8. Nxe5 Qxe5 9. Nc3) (7. Nxe5 Nxe5 8. Bb3 {aiming for f4.} (8. Be2 Ng6 9. Nc3 d6 10. Qd4 Bd7 11. a4) 8... d6 9. f4 Bg4 (9... Nc6 $16) 10. Qe1 $18 Nc6 {[#]} 11. e5 $2 (11. f5 $1 $18) 11... dxe5 12. Bxf7+ $2 {[%mdl 8192]} (12. fxe5 {and White has nothing to worry.} Qd4+ 13. Be3 Qxe5 14. Bf4 Qxe1 15. Rxe1+ Be6 16. Bxc7) 12... Kxf7 $19 13. fxe5 Qd4+ 14. Kh1 Qxe5 15. Qh4 Qh5 16. Qg3 Rhe8 17. Qb3+ Kf8 18. Qxb7 Ne5 19. Qxc7 Rac8 20. Qd6+ Kg8 21. Nc3 {Homfeldt,C (1515)-Milak,A (1629) Bad Griesbach 2016 0-1 (49)}) 7... Nxd5 $19 8. Bxd5 (8. exd5 Nd4 9. Nxe5 Nxc2 10. Bd3 Nxa1 11. Nc3) 8... d6 9. Ng5 O-O 10. Nc3 Bxc3 11. bxc3 Be6 12. Bxe6 fxe6 13. Nxe6 Qe7 14. Nxf8 Rxf8 15. f3 Qh4 16. Be3 a6 17. a3 Rd8 18. c4 b5 19. cxb5 axb5 20. Rab1 d5 21. Rxb5 {Pacheco Rodriguez,A (1543)-Monar Narvaez,V (924) Chess.com INT 2020 0-1 (54)}) 7. Nxe5 $18 Bxe5 8. f4 $146 {White is winning.} (8. Nc3 d6 9. Re1 Bd7 10. Bg5 Qe7 11. Nd5 Qe6 12. Nxc7+ Ke7 13. Nxe6 Bc6 14. Bxf6+ Kxf6 15. Nd4 Ba4 16. Qf3+ Kg5 17. Qf5+ Kh4 18. g3+ {1-0 (18) Ahmadli,M-Kritikou,P Rhodes 2022}) 8... Bd6 9. e5 Bc5+ 10. Kh1 Ne4 $6 {Inaccuracy. Ng8 was best.} (10... Ng8 11. Nc3 d5 12. Qxd5 Qxd5 13. Nxd5 Rb8 14. Nxc7+ Kd8 15. Nb5 a6 16. Nc3) 11. Qd5 $1 {[%csl Gc4,Be4,Bf7][%cal Rd5f7] [#]} O-O 12. Qxe4 c6 13. Bd3 {[%csl Gd3][%cal Re4h7]} g6 14. f5 d5 15. exd6 Re8 $6 {Inaccuracy. Bxd6 was best.} (15... Bxd6 16. Qg4 Re8 17. Bg5 Qa5 18. Nd2 Qd5 19. Nc4 Bxf5 20. Bxf5 gxf5 21. Rxf5) 16. Qc4 {[%csl Bc5,Bg6] fxg6 would kill now.} Bxd6 17. fxg6 hxg6 18. Bxg6 {Weighted Error Value: White=0.16 (very precise) /Black=1.46 PRECISÃO LICHESS: BRANCAS 96% PRETAS 78%} (18. Qxf7+ Kh8 19. Qxg6 Qe7 20. Bg5 Bf5 21. Bf6+ Qxf6 22. Qxf6+ Kg8 23. Qxf5) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.19"]
[White "Johann, Rosseto Estebanez"]
[Black "Carlos Frederico B. de Olivei"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1771"]
[Annotator "Stockfish 16.1"]
[PlyCount "58"]
[EventDate "2024.??.??"]

{[%evp 9,57,7,15,8,18,3,0,2,18,0,23,0,0,0,6,-7,-3,-4,0,-192,-194,-416,-414,-414,-411,-413,-408,-435,-383,-428,-423,-432,-432,-458,-455,-455,-443,-474,-467,-548,-492,-491,-495,-650,-655,-29995,-938,-930,-893,-29999]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg3 O-O 6. c4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} (6. Nbd2 b6 7. Bd3 Ba6 8. O-O Bxd3 9. cxd3 Bxg3 10. hxg3 c5 11. Rc1 Qd6 12. e4 Qe7 13. dxc5 bxc5 14. Re1 Nbd7 15. Qa4 Rfc8 16. Qa3 a5 17. d4 Nxe4 18. Nxe4 dxe4 19. Rxe4 {With the idea Ne5.} Qf8 20. dxc5 Rxc5 21. Rxc5 Qxc5 22. Qxc5 Nxc5 23. Rc4 Nd3 24. b3 h6 25. Kf1 Nb4 26. a3 Nd5 27. Nd4 (27. Rc5 $16) 27... Kf8 28. Nc6 Ne7 29. Nd4 g6 30. Ke2 Rd8 31. Nc6 Nxc6 32. Rxc6 Rb8 33. Rc3 h5 34. b4 axb4 35. Rb3 Ke7 {Nihal,S (2667)-Vachier Lagrave,M (2838) Riga 2021 ½-½}) 6... c5 7. Nc3 cxd4 (7... dxc4 {keeps more tension.} 8. dxc5 (8. Bxc4 cxd4 9. Nxd4 Bxg3 10. hxg3 Bd7) 8... Bxc5 {[%cal Bb7b5]} 9. Bxc4 a6 10. O-O b5 11. Bd3 Bb7 {Against Ne4} 12. Qe2 Nbd7 13. Rad1 Qb6 14. e4 Nh5 15. e5 {[%cal Bd3h7] aiming for Bxh7+!} Nxg3 16. hxg3 {[%cal Bd3h7] Bxh7+! is the strong threat.} Rfd8 17. Be4 Be7 {Prevents Ng5.} 18. Bxb7 Qxb7 19. Ne4 Nc5 20. Nd6 Bxd6 21. exd6 Qb6 22. b4 {Carlsen,M (2840)-Jakovenko,D (2704) Doha 2016 1-0 (53)}) 8. Nxd4 {The position is equal.} dxc4 (8... Nc6 9. cxd5 Nxd4 10. Qxd4 Bxg3 11. hxg3 Nxd5 12. Nxd5 (12. O-O-O $5 {[%cal Re3e4]}) 12... exd5 13. Bd3 h6 14. O-O Be6 15. Rac1 Qa5 16. a3 Rfc8 17. Be2 Rxc1 18. Rxc1 Rc8 19. Rxc8+ Bxc8 20. Kf1 Be6 21. f3 b6 22. Kf2 Qc5 23. Qe5 {Kamsky,G (2613)-Vlassov,N (2299) chess.com INT 2024 ½-½ (51)}) 9. Bxc4 {[%cal Bd4c6]} a6 10. Bxd6 $146 (10. Nc6 Nxc6 11. Bxd6 Re8 12. O-O b5 13. Be2 Bb7 14. Rc1 Qb6 {White must now prevent ...Red8.} 15. Bg3 Red8 16. Qc2 Rac8 17. Rfd1 Nb4 18. Qb1 Nbd5 19. Nxd5 Bxd5 20. Bd3 Qb7 21. f3 h6 (21... Bxa2 $5 22. Bxh7+ (22. Qxa2 Rxd3 23. Qb1 Rxd1+ 24. Rxd1 h6 $17) (22. Rxc8 Qxc8 23. Qc2 Qxc2 $15) 22... Nxh7 23. Rxd8+ (23. Qxa2 Qd7) 23... Rxd8 24. Qxa2 Rd3) 22. Rxc8 Rxc8 23. b3 Bc6 24. e4 b4 {Jumabayev,R (2654)-Ambartsumova,K (2371) Chess.com INT 2020 1-0 (63)}) 10... Qxd6 11. O-O {[#]} b5 $146 (11... Rd8 12. Qc2 b5 13. Be2 Bb7 14. Rfd1 Qe7 15. Bf3 Bxf3 16. Nxf3 Nbd7 17. Ne4 Nd5 {0-1 (30) Lanza,M (1264)-Smetana,P (1805) Dudince 2023} 18. Rd4 h6 19. Qc6 N7b6 {Threatens to win with ...Rac8.} 20. Nc3 $2 {[%mdl 8192]} (20. Qc2 {and White has nothing to worry.}) 20... Rdc8 $19 21. Nxd5 Nxd5 22. Qc1 Rxc1+ 23. Rxc1 Qb7 24. Rcd1 Rc8 25. e4 Nf6 26. Rd8+ Rxd8 27. Rxd8+ Kh7 28. Rd4 Nxe4 29. Ne5 Qc7 {(  ...Qc1+)} 30. Rd1 {Against Qc1} Qxe5 {0-1 (30) Lanza,M (1264)-Smetana,P (1805) Dudince 2023}) 12. Bd3 {[%cal Bd4b5] Strongly threatening Ndxb5!} Bb7 13. Rc1 {[%cal Bd4b5]} Rd8 14. Re1 $4 {Blunder. Be2 was best. [#]} (14. Be2) 14... e5 $40 {[%mdl 128] Black is out for blood.} 15. Nce2 $4 {Blunder. Nb3 was best.} (15. Nb3 Qxd3 16. Qxd3 Rxd3 17. Nc5) 15... exd4 16. Nxd4 Nc6 17. Nxc6 Bxc6 (17... Qxd3 18. Nxd8 Qxd8 19. Qxd8+ Rxd8 20. b3) 18. Be2 Qxd1 19. Bxd1 Rac8 20. Bb3 Bd5 21. Ra1 Bxb3 22. axb3 Rc6 23. g3 Rd2 24. Ra2 Nd5 25. Raa1 Nb4 26. Kf1 $6 {Inaccuracy. Red1 was best.} (26. Red1 Rcd6 27. Rxd2 Rxd2 28. Rc1 g5 29. Rc8+ Kg7 30. f4 gxf4 31. gxf4 Re2) 26... Rcc2 27. f4 Rf2+ (27... Rg2 28. Re2 Rcxe2 29. Rc1 Ref2+ 30. Ke1 Nd3+ 31. Kd1 Rg1#) 28. Kg1 Rg2+ 29. Kf1 $2 {Checkmate is now unavoidable. Kh1 was best.} (29. Kh1 Rxh2+ 30. Kg1 Rcg2+ 31. Kf1 g6 32. f5 Rd2 33. Kg1 Nc2 34. f6 Rdg2+) 29... Rcf2# {Weighted Error Value: White=1.05/Black=0.41 PRECISÃO LICHESS: BRANCAS 83% PRETAS 98%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.20"]
[White "Bruno Ramalho Calcada"]
[Black "Moises, Hiroshi Ogawa Akiam"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "175"]
[Annotator "Stockfish 16.1"]
[PlyCount "76"]
[EventDate "2024.??.??"]

{[%evp 12,76,22,19,21,17,30,15,34,12,25,-12,39,18,25,0,-2,-15,28,28,29,8,37,5,10,-21,-23,-23,16,-11,-6,-28,55,36,48,50,51,51,57,42,307,0,2,-11,-6,-4,-2,-10,0,-3,-3,-2,-3,-23,-12,-40,-19,-75,0,0,0,-324,8,-168,-163,-160,-149]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Ndb5 Qb8 7. g3 a6 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} 8. Nd4 Nf6 {[%cal Bf6e4]} (8... b5 9. Bg2 Bb7 10. O-O Nf6 11. Nxc6 dxc6 12. Qe2 e5 13. Nd1 Bc5 14. Ne3 O-O 15. Nf5 g6 16. Nh6+ (16. Qd2 $16) 16... Kg7 $1 $14 17. Kh1 {[%cal Bf2f4]} Ng8 18. Nxg8 Kxg8 19. Bh6 Re8 20. Rad1 {½-½ (20) Dgebuadze,A (2558)-Michiels,B (2515) Lommel 2012}) 9. Bg2 (9. Bf4 {[%eval 25,0] 9.g2} e5 10. Nxc6 bxc6 11. Bc1 Bb4 12. Bg2 d5 13. O-O d4 (13... Bg4 $5 {[%cal Rg4d1]} 14. Qd3 d4) 14. Ne2 O-O 15. Bg5 Be7 16. b3 Qa7 17. Nc1 Bg4 (17... Nxe4 $1 $17 18. Bxe4 (18. Bxe7 Nc3) 18... Bxg5) 18. Qe1 Rab8 19. Nd3 h6 20. Bd2 Nd7 $1 21. f4 f6 22. f5 Nc5 (22... c5) 23. Nf2 $14 Bh5 {Andersson,B (2163)-Korpics,Z (2300) chess.com INT 2024 1-0 (52)}) 9... Bb4 {[%cal Bf6e4] The position is equal.} 10. Nxc6 bxc6 11. Bd2 $146 (11. O-O O-O 12. Bg5 Be7 13. Rb1 h6 14. Be3 Qc7 15. f4 (15. Na4) 15... d5 $15 16. a3 (16. b3) 16... Rd8 $17 17. exd5 cxd5 18. Bd4 Rb8 19. Kh1 a5 {[%cal Bf6e4]} 20. Qe2 {[%cal Bf4f5]} Qc6 {Hoping for ...Ba6.} 21. Rfd1 {[%cal Bc3d5]} Ba6 22. Qf3 Nd7 23. g4 Bc5 24. Bxc5 Qxc5 25. f5 d4 {Sala,H (1955)-Tapia Huerta,J (1694) Lima 2013 0-1 (44)}) (11. Bf4 e5 12. Bg5 Qb5 13. Bxf6 gxf6 14. Qf3 $14 (14. Qd3 Qxd3 15. cxd3 d6 16. O-O-O Be6 17. Kc2 {0-1 (40) Janouch,J (1727)-Bartos,V (1627) Czech Republic 2018} Ke7 18. b3 Bxc3 19. Kxc3 c5 20. Rb1 a5 21. a3 Rhc8 22. a4 Rab8 23. Rb2 (23. f4 $17) 23... Rb4 $1 $19 24. f4 Ra8 (24... Rcb8 $19 {[%cal Rb4b3] is more deadly.} 25. Rhb1 exf4 26. gxf4 f5 27. exf5 Bxf5 28. Re1+ Kf6) 25. Rhb1 Rd4 {Janouch,J (1727)-Bartos,V (1627) Czech Republic 2018 0-1 (40)})) 11... e5 (11... d5) 12. O-O O-O 13. a3 Be7 14. b3 Bb7 15. Na4 Qc7 {Prevents Nb6.} 16. Bg5 Rfd8 17. Bxf6 Bxf6 18. Nc5 Bc8 19. c4 d5 20. cxd5 cxd5 21. Rc1 {[%cal Bc5e6] Strongly threatening Ne6!} dxe4 $6 {Inaccuracy. d4 was best.} (21... d4 22. Nd3 Qb6 23. b4 a5 24. Qd2 h6 25. Rc5 axb4 26. axb4 Be6 27. Rb1) 22. Qe2 Qb6 (22... Bg5 23. Ne6 $1 Qxc1 24. Rxc1 Bxe6 25. Rc5) 23. Nxe4 Rb8 24. Nxf6+ Qxf6 25. Rfd1 Rxb3 $4 {[%mdl 8192] Blunder. Rxd1+ was best.} (25... Rxd1+ 26. Qxd1 Be6 (26... g6 27. b4 Bf5 28. Rc6 Rd8 29. Qc1 Rd6 30. h4 Bd7 31. Rxd6)) 26. Qc4 $4 {Blunder. Rxd8+ was best.} (26. Rxd8+ Qxd8 27. Qd1 Qxd1+ 28. Rxd1 g5 29. Rd8+ Kg7 30. Rxc8 Rxa3 31. Bb7 f5) 26... Rb8 27. Qc7 Be6 {[%cal Bc8e6,Be6c4,Bc4e2][%mdl 32]} 28. Rxd8+ Rxd8 29. Re1 Rc8 30. Qa7 Bc4 31. Rc1 Qe6 32. Bb7 Rd8 33. a4 Qg4 {(  ...Rd1+)} 34. Kg2 $6 {Inaccuracy. Bg2 was best.} (34. Bg2) 34... Be2 $6 {Inaccuracy. Qd4 was best.} (34... g6 $17) (34... Qd4 35. Qxd4) 35. Bd5 Qf5 {...e4 is the strong threat.} 36. Rc7 $4 {[%mdl 8192] Blunder. Qe7 was best. [#]} (36. Qe7 Rf8 37. h3 g6 38. Re1 Qc2 39. Qxe5 Bc4 40. Re4 Bxd5 41. Qxd5 Rc8) 36... Rf8 $4 {Blunder. e4 was best.} (36... Qb1 37. h4 e4 38. Rxf7 $15) (36... e4 37. Qd4 (37. Rxf7 Bf3+ 38. Kg1 Rxd5 39. Rxg7+ Kh8) 37... Qf3+ 38. Kg1 (38. Kh3 Kh8 39. Be6 Qd3 40. Qxd8+ Qxd8 41. Rc8 Qxc8 42. Bxc8) 38... Qd3 39. Bxf7+ Kh8 40. Qxd3 exd3) 37. Rxf7 $4 {Blunder. Qe3 was best.} (37. Qe3 Bd3 38. Re7 e4 39. Bxe4 Bxe4+ 40. Qxe4 Qxe4+ 41. Rxe4 Rc8 42. Rb4 g5) 37... Bf3+ $1 $19 38. Bxf3 Qxf7 {Weighted Error Value: White=0.49/Black=0.50 PRECISÃO LICHESS: BRANCAS 83% PRETAS 87%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.21"]
[White "Adam Meyer"]
[Black "Roberto, Fabelino De Souza"]
[Result "1-0"]
[ECO "A31"]
[BlackElo "1741"]
[Annotator "Stockfish 16.1"]
[PlyCount "109"]
[EventDate "2024.??.??"]

{[%evp 18,109,82,85,84,85,101,79,117,17,20,18,13,4,14,15,20,15,25,0,0,0,0,-45,-42,-60,19,7,12,-11,0,0,19,15,74,0,320,320,301,296,279,258,239,66,66,60,100,30,52,17,20,20,21,23,16,0,0,0,0,0,5,0,0,0,258,12,10,17,16,0,0,0,7,11,48,49,469,69,72,80,730,592,729,725,722,712,706,608,688,650,557,511,3655,853]} 1. d4 c5 2. Nf3 $6 {Inaccuracy. d5 was best.} (2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Bb7) 2... Nf6 $6 {Inaccuracy. cxd4 was best.} (2... cxd4 3. Qxd4 Nc6 4. Qa4 g6 5. e4 d6 6. Nc3 Bg7 7. Nd5) 3. c4 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Na6 7. Nc3 cxd4 8. Nxd4 Nc7 9. e4 d6 10. h3 a6 $146 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White.} (10... Rb8 11. Be3 Bd7 12. Qe2 Qc8 13. Kh2 a5 (13... Ne6 $16 {was worth a try.}) 14. Rac1 $18 Qe8 15. Rc2 (15. Rfd1) 15... Na6 (15... b5 $16 {is a better defense.}) 16. Rd1 Nb4 17. Rcd2 Ba4 18. Nxa4 Qxa4 19. b3 Qe8 20. Nb5 Nd7 21. f4 b6 22. e5 Nc5 23. exd6 exd6 24. Nxd6 Qe7 25. Qf3 {Van Parreren,H (2140)-Andre,T Biel 1991 1-0}) 11. Be3 Rb8 12. Qd2 $146 (12. a4 Ne6 13. Qe2 Nxd4 14. Bxd4 Qa5 15. Rfd1 Qh5 16. Qxh5 Nxh5 17. Nd5 Re8 18. Nc7 Bxd4 19. Rxd4 {½-½ (28) Jaeger,A (1880)-Sebastian,M (1962) Berlin 2021}) 12... Bd7 {White is better.} 13. Bh6 $6 {Inaccuracy. f4 was best.} (13. b4 $16) (13. f4 b5) 13... b5 14. Bxg7 Kxg7 15. cxb5 Nxb5 16. Ndxb5 Bxb5 17. Rfc1 Qb6 18. Nxb5 Qxb5 19. b3 Rfc8 {Against Rc7} 20. Kh2 h5 {[%cal Bh5h4]} 21. f4 Nd7 $6 {Inaccuracy. a5 was best.} (21... a5 22. Qe3 Qb4 23. a3 Qb5 24. Rxc8 Rxc8 25. Ra2 h4 26. gxh4 Rh8 27. e5) 22. Rxc8 Rxc8 23. Rc1 Rc5 24. Qd4+ f6 25. Rxc5 Nxc5 {[%mdl 4096] Endgame KQB-KQN} (25... Qxc5 {keeps the balance.} 26. Qxc5 dxc5) 26. e5 (26. b4 $1 $16 {[%cal Rb4c5]}) 26... Qd3 $4 {[%mdl 8192] Blunder. fxe5 was best.} (26... dxe5 27. fxe5 f5) (26... fxe5 27. fxe5 Ne6 28. Qd5 Qxd5 29. Bxd5 Nd4 30. exd6 exd6 31. Be4 a5 32. h4) 27. exf6+ $18 exf6 28. Qxd3 Nxd3 {KB-KN} 29. Bf1 Nc1 {[%cal Bd3c1,Bc1a2,Ba2b4,Bb4c2][%mdl 32]} 30. Bxa6 $6 {Inaccuracy. a3 was best.} (30. a3 d5 31. Bxa6 d4 32. Kg2 Nxb3 33. a4 Nc5 34. Bb5 d3 35. a5 d2) 30... Nxa2 $14 31. Kg2 Nb4 32. Bc8 (32. Be2 $16) 32... Kf7 33. Kf3 Ke7 34. Ke4 d5+ 35. Kd4 Kd6 36. Bb7 Nc2+ 37. Kd3 Nb4+ 38. Kc3 Kc5 39. Bc8 d4+ 40. Kd2 d3 $4 {[%mdl 8192] Blunder. g5 was best. [#]} (40... g5 41. Bb7 gxf4 42. gxf4 h4 43. Bf3 Kb6 44. Be4 Kb5 45. Bg2 Kb6) 41. Be6 $2 {Mistake. h4 was best.} (41. h4) 41... g5 42. fxg5 fxg5 43. h4 gxh4 44. gxh4 {[%cal Bg3h4,Bh4h5][%mdl 32]} Kd4 45. Bf7 Nc2 46. Bxh5 {And now Bd1 would win.} Ne3 $4 {[%mdl 8192] Blunder. Na1 was best.} (46... Na1 47. b4 Nc2 48. b5 Na3 49. Be8 Ke5 50. h5 Kf6 51. Kd1 Nxb5 52. Bxb5) 47. Bd1 $4 {Blunder. Bf3 was best.} (47. Bf3) 47... Nf1+ $14 48. Ke1 Ne3 $4 {[%mdl 8192] Blunder. Ng3 was best. [#]} (48... Ng3 49. Bg4 Kc3 50. Kf2 Ne4+ 51. Ke3 Nf6 52. Bf3 Ng8 53. h5 Nh6 54. Bd1) 49. h5 $1 $18 {White is clearly winning.} Nf5 50. Kd2 Nh6 $2 {Mistake. Ng3 was best.} (50... Ng3 51. h6) 51. Bf3 Nf5 52. Bg4 Nh6 53. Be6 Kc5 54. Kxd3 Kb4 $6 {Inaccuracy. Kd6 was best.} (54... Kd6 55. Bc4 Ng4 (55... Ke5 56. b4 Ng4 57. b5 Kd6 58. Kd4 Ke7 59. Be2 Nh6 60. Ke5)) 55. Ke4 {Weighted Error Value: White=0.50/Black=0.61 PRECISÃO LICHESS: BRANCAS 91% PRETAS 38%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.22"]
[White "Ricardo Rocha Martinelli"]
[Black "Gabriel Silva Cosme"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1732"]
[BlackElo "1577"]
[Annotator "Stockfish 16.1"]
[PlyCount "97"]
[EventDate "2024.??.??"]

{[%evp 20,97,-2,-42,77,72,285,280,263,276,298,237,340,298,369,339,345,307,334,328,324,318,314,254,266,248,245,113,123,-4,-3,-303,166,43,59,36,42,24,20,20,25,19,18,11,28,0,0,2,2,1,5,2,3,0,1,0,1,0,0,-4,0,0,0,0,0,0,3,0,0,0,0,0,0,0,5,0,490,480,519,511]} 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 Nbd7 7. O-O e5 8. d5 $6 {Inaccuracy. Qc2 was best.} (8. Qc2 Re8 9. Be3 Ng4 10. Bg5 Bf6 11. Bxf6 Ngxf6 12. Rfe1 c6) 8... Nc5 9. Qc2 a5 10. Be3 $6 {Inaccuracy. Bg5 was best.} (10. Bg5 b6 11. Nd2 h6 12. Be3 Ng4 13. Bxg4 Bxg4 14. a3 Na6 15. Qb1 Bd7) 10... b6 11. a3 Nh5 $6 {Inaccuracy. Ng4 was best. [#] E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} (11... Ng4) 12. b4 $1 $16 axb4 $2 {Mistake. Na6 was best.} (12... Nb7 13. c5 (13. Rae1 $16) 13... bxc5 $14 14. bxc5 Nxc5 15. Bxc5 dxc5 16. Na4 Nf4 17. Nxc5 Nxe2+ (17... Qd6 18. Rfc1 Rb8) 18. Qxe2 Qe7 19. Rac1 f5 (19... Bg4 $14) 20. Rfe1 $18 f4 21. Qc4 Re8 $2 (21... Kh8 22. h3 Re8) 22. d6+ $18 Qf7 23. Qxf7+ Kxf7 24. d7 {1-0 (24) Mylonakis,I (1426)-Larkin,L (1136) Athens 2020}) (12... Na6 13. bxa5 bxa5 14. Rab1 Nf4 15. Bd1 Bd7 16. Qd2 f5 17. exf5 Bxf5 18. Bc2) 13. axb4 $18 {[%mdl 64] Discovered Attack} Rxa1 {White has a decisive advantage.} 14. Rxa1 Nd7 $146 (14... Na6 15. b5 $2 (15. Qb1 $18) (15. Qb3 Nf4 16. Bxf4 exf4 17. c5 $1 $18 (17. Rd1 g5 18. h3 h5 19. Nh2 Qf6 20. Nb5 $14 (20. Na2 Qg6 {0-1 (44) Ly,N (1521)-Nguyen,M (1459) Hanoi 2017} 21. Qf3 $1 {Against g4} h4 22. Qd3 f5 (22... Re8 $15) 23. exf5 Bxf5 24. Qf3 (24. Qd2 $14) 24... Re8 (24... Ra8 $15) 25. Qh5 $2 (25. c5 $1 $14 {keeps the upper hand.}) 25... Qxh5 $17 26. Bxh5 Re4 27. Rc1 Bb2 28. Rb1 Bf6 29. Rc1 {Ly,N (1521)-Nguyen,M (1459) Hanoi 2017 0-1 (44)}))) 15... Nc5 $16 16. Bxc5 bxc5 17. h3 Nf4 18. Bf1 f5 19. Re1 (19. Ra8 $16) 19... fxe4 20. Nxe4 (20. Nh2 $1) 20... Nxh3+ $1 $15 21. gxh3 (21. Kh1 $15) 21... Rxf3 $17 22. Ng3 Qg5 (22... Bf5 $19 23. Nxf5 Rxf5) 23. Qe4 $2 (23. Bg2 $17 {only move.} Ra3 24. Qb2) 23... Rxg3+ $19 24. fxg3 Qxg3+ 25. Bg2 Bxh3 26. Re2 Bf5 27. Qf3 Qg5 28. Qe3 Qg4 29. Ra2 {Ebel,K-Mueller,D Geneve 1995 0-1 (34)}) 15. Ra7 f5 $6 {Inaccuracy. Ndf6 was best.} (15... Ndf6 16. c5 (16. h3 Nf4 17. c5 bxc5 18. bxc5 dxc5 19. Bf1 Ne8 20. Qb3 Nd6 21. Qb8) 16... Ng4) 16. Nb5 f4 $6 {Inaccuracy. fxe4 was best.} (16... fxe4 17. Ng5 Bh6 18. Qd2 Ndf6 19. Nxc7 Bxg5 20. Bxg5 Nf4 21. Nb5 e3 22. fxe3) 17. Bc1 Ndf6 18. Nxc7 (18. Rxc7 Bd7 19. Bb2 Bxb5 20. cxb5 Nxe4 21. Rxg7+ Kxg7 $18) 18... Nxe4 19. Ne6 (19. Qxe4 Bf5 20. Nd2 (20. Ne6 Qb8 $17) 20... Bxe4 $17) 19... Bxe6 20. dxe6 Qb8 21. Ra3 Nhf6 22. Bd3 Qb7 23. c5 $2 {Mistake. Qa2 was best.} (23. Qa2 Re8 24. Ra7 Qc8 25. Qc2 Qb8 26. Rxg7+ Kxg7 27. Bxe4 Nxe4 28. Qxe4 Qa8) 23... bxc5 $16 24. bxc5 $6 {Inaccuracy. Qa2 was best.} (24. e7 Re8 25. bxc5 Nxc5 26. Qa2+ d5) (24. Qa2 d5 (24... Re8 25. Ra7 Qxb4 26. Ra8 h6 27. Rxe8+ Nxe8 28. Bd2 Nxd2 29. Nxd2 Qb7) 25. bxc5) 24... Nxc5 25. Nxe5 $4 {[%mdl 8192] Blunder. Qa2 was best.} (25. Qa2 Qe7 26. Nxe5 Qxe6 27. Qxe6+ Nxe6 28. Bc4 d5 29. Ba2 Rc8 30. Nd3 Bf8) 25... Qb4 $4 {[%mdl 8192] Blunder. dxe5 was best.} (25... dxe5 26. Qa2 (26. Qxc5 $2 Rc8 $19) (26. Bf1 Rc8 27. Rc3 Bf8 28. g4 fxg3 29. hxg3 Kg7 30. Be3) 26... Re8) 26. Nf3 $6 {Inaccuracy. e7 was best.} (26. e7 Re8 27. Nc6) 26... Nxe6 27. Ra4 Qb7 28. Bxf4 Nxf4 (28... Qd5 $2 29. Bc4 Nxf4 30. Bxd5+ $18) 29. Rxf4 Nd5 {[%cal Bf6d5,Bd5b4,Bb4c2][%mdl 32]} 30. Rxf8+ Kxf8 {[%cal Bg8f8,Bf8e7,Be7f6,Bf6e5,Be5d5][%mdl 32]} 31. Be4 {[#] Hoping for Qd2.} Nb4 32. Bxb7 {Intending Qc8+ and mate.} Nxc2 {[%mdl 4096] Endgame KBN-KBN} 33. Kf1 Ke7 34. Be4 Nb4 35. Ke2 Kf6 36. Bb1 h6 37. h3 g5 38. Nd2 Ke5 39. f3 d5 40. g3 d4 41. Ne4 Bf8 42. Nf2 Kd5 43. Ng4 Kc4 44. Ne5+ Kc3 45. Be4 Bd6 46. Nf7 {[%csl Bd6,Bh6]} d3+ 47. Bxd3 Nxd3 $4 {[%mdl 8192] Blunder. Bxg3 was best.} (47... Bxg3 48. Be4 Na6 (48... h5 49. Nxg5 Kd4 50. Ne6+ Ke5 51. Nf8 Kd4 52. Ng6 Na2 53. Kd2)) 48. Nxd6 $18 Kd4 $6 {Inaccuracy. Nb4 was best.} (48... Nb4 49. Nf7 Kd4 50. Nxh6 Ke5 51. Ng4+ Kf5 52. Nf2 Nc2 53. Nd3 Nd4+ 54. Kf2) 49. Nf5+ {Weighted Error Value: White=0.37/Black=0.55 PRECISÃO LICHESS: BRANCAS 89% PRETAS 83%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.23"]
[White "Joao Guilherme Alves Sabadin"]
[Black "Murillo, Costa Rodrigues Jr"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1059"]
[BlackElo "1722"]
[Annotator "Stockfish 16.1"]
[PlyCount "50"]
[EventDate "2024.??.??"]

{[%evp 9,50,22,28,29,33,28,63,-70,-68,-98,-100,-110,-105,-117,-95,-248,-73,-222,-10,-216,-216,-217,-212,-210,-200,-226,-214,-242,-212,-282,-280,-293,-249,-245,-249,-247,-58,-53,-64,-72,-75,-83,-84]} 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. Bg5 Be7 6. e4 {A54: Old Indian Defence with Nf3, but without e4.} (6. e3 O-O (6... exd4 7. Nxd4 Nc5 8. Qc2 Ne6 9. Nxe6 Bxe6 10. Be2 O-O 11. O-O Nd7 12. Bxe7 Qxe7 13. Rfd1 {½-½ (13) Horvath,C (2507)-Todorov,T (2469) Ischia 2012}) 7. Qc2 h6 8. Bh4 c6 9. O-O-O Qa5 (9... exd4 10. Nxd4 Nc5) 10. Kb1 Re8 11. g4 (11. Rg1 $14) 11... Nxg4 $15 12. Rg1 (12. Bg3 $15) 12... Nf8 $2 (12... exd4 $17 {and life is bright.} 13. Bxe7 dxc3 14. Bxd6 Nc5) 13. Bd3 $2 (13. Bxe7 $16 Rxe7 14. Ne4) 13... exd4 (13... Bxh4 $15 14. Nxh4 exd4 15. exd4 Qh5) 14. exd4 $2 (14. Bxe7 $14 Rxe7 15. Nxd4) 14... Qh5 (14... Bxh4 $1 $17 15. Nxh4 Qh5) 15. Bxe7 Rxe7 16. Rg3 (16. Ne4 $1 $15) 16... f5 $2 (16... Nf6 $17 17. Nd2 Ne6) 17. Ne2 $1 $14 Qf7 (17... Ng6 {keeps the balance.} 18. Rf1 a6) 18. Rdg1 $1 $16 g5 (18... Bd7 $16 {was called for.}) 19. h4 Ng6 20. hxg5 h5 21. Rh3 $2 {[%mdl 8192]} (21. Rf1 $16) 21... Nxf2 $19 22. Rxh5 Nxd3 23. Qxd3 f4 $1 24. Qd2 Bf5+ 25. Ka1 Rae8 26. Nc3 Re3 27. Nh4 Nxh4 28. Rxh4 Bg6 29. a3 (29. Nd1 Re2 30. Qxf4) 29... f3 $1 $19 {aiming for ...f2.} 30. Rgh1 $2 (30. Rh6 {is a better defense.}) 30... f2 $19 31. Rh8+ Kg7 32. Rxe8 f1=Q+ 33. Rxf1 Qxf1+ 34. Ka2 {0-1 (34) Grandelius,N (2656)-Gledura,B (2652) Chess.com INT 2022}) 6... O-O 7. Bd3 c5 $146 (7... h6 8. Bh4 (8. Be3) 8... Re8 (8... Nxe4 $1 $15 9. Bxe7 Nxc3 10. Bxd8 Nxd1 11. Rxd1 Rxd8 12. dxe5 Re8) 9. O-O Nf8 10. dxe5 dxe5 11. Nxe5 Bd6 12. Nf3 {[%cal Be4e5] Hoping for e5!} Ng6 $1 {Inhibits e5.} 13. Bxf6 (13. Bg3 $5 {[%cal Re4e5]} Bg4 14. Bc2 $14) 13... Qxf6 14. h3 (14. Nd5 Qd8 15. Qc2) 14... c6 $15 15. Re1 Nf4 16. a3 $2 {[%mdl 8192]} (16. e5 Bxe5 17. Ne4) 16... Qg6 $19 17. e5 (17. Nh4 $19 Qg5 18. g3 Nxh3+ 19. Kg2 Nxf2 20. Qf3 Bxg3 21. Qxg3 Nxd3 22. Reb1) 17... Qxg2# {0-1 (17) Rataj,S (1031)-Sara,M (1686) Lichess.org INT 2021}) (7... c6 8. O-O Qb6 9. Na4 Qc7 10. Rc1 Re8 (10... exd4 11. Nxd4 Ne5) 11. d5 $14 c5 12. h3 Qd8 {[%cal Bf6d5]} 13. Nc3 Rf8 (13... Nxd5 14. Nxd5 Bxg5) 14. Rb1 $2 (14. Be3 $16) 14... a5 $2 (14... Nxd5 $1 $17 15. Bxe7 (15. Nxd5 Bxg5) 15... Nxe7) 15. a3 $2 (15. Be3 $16) 15... Nxd5 $1 $15 16. Nxd5 Bxg5 17. Nxg5 Qxg5 18. f4 (18. Be2 $15) 18... exf4 $19 19. Rxf4 Ne5 {Inhibits Rg4.} 20. Kh2 Be6 21. Rf1 Rfd8 22. b3 {Kaskevich,R-Zakharenko,D Tomsk 2002 1-0 (48)} (22. Nf4)) (7... exd4 8. Nxd4 Nc5 9. Bc2 (9. Bf4 $14) 9... Nfxe4 $15 10. Bxe7 $1 Qxe7 11. Nd5 Qd8 12. O-O Nf6 13. Ne3 Ne6 14. Ndf5 g6 15. Ng3 Qe7 16. Re1 {[%cal Bf2f4]} Qd8 17. Qd2 Ng7 18. h3 Ngh5 19. Nxh5 Nxh5 20. Nd5 Be6 21. Rad1 Rc8 22. Qd4 {Guimaraes,S-Garrido,N Fortaleza 1951 0-1 (40)}) 8. d5 $2 {Mistake. dxe5 was best. [#]} (8. dxe5 Nxe5 9. Nxe5 dxe5 10. O-O (10. h4 Be6 11. Qe2 Nd7 12. Bxe7 Qxe7 13. O-O-O Rad8)) 8... Nxd5 $1 $15 {[#]} 9. cxd5 $146 (9. Nxd5 Bxg5 10. h4 Be7 11. Qd2 Nf6 12. Ne3 a6 13. O-O-O b5 14. Qe2 $17 (14. g4 Nxg4 $19 (14... Be6 15. g5 {0-1 (46) Domingos,J (1994)-Mendes,A (2025) Brasilia 2010} Nh5 $1 16. Nf5 bxc4 17. Bb1 (17. Bf1 {keeps fighting.}) 17... Nf4 {[%cal Bc4c3]} 18. Nxe7+ Qxe7 19. Qxd6 (19. Ng1 {might work better.} d5 20. exd5 Bxd5 21. f3) 19... Ne2+ $19 20. Kc2 Qxd6 21. Rxd6 Nd4+ 22. Nxd4 cxd4 23. h5 Rfd8 24. Rc6 Rdc8 25. Rb6 g6 26. hxg6 hxg6 27. f4 (27. Kc1) 27... exf4 $19 28. Rf1 c3 {[%cal Bd4d3]} 29. bxc3 Rxc3+ 30. Kd2 f3 31. Rd6 Ra3 32. Rxd4 Rb8 33. Rd3 Rb2+ 34. Ke3 Rxd3+ 35. Bxd3 Rxa2 {[%cal Bf3f2] Strongly threatening ...f2!} 36. Kxf3 Ra3 37. Ke2 Bd7 $2 (37... Kf8 $19 {White must now prevent ...Ke7.} 38. Rc1 a5) 38. Rc1 (38. Bc4) 38... Bb5 {Domingos,J (1994)-Mendes,A (2025) Brasilia 2010 0-1} (38... a5 $17)) 15. Nd5 Be6)) 9... Bxg5 10. Nxg5 Qxg5 11. O-O Qd8 (11... Nf6 {is interesting.} 12. Qc1 Qg6 13. f4 exf4 14. Qxf4 Nd7) 12. f4 $2 {Mistake. a4 was best.} (12. Qe2 $17) (12. a4 Nf6 13. Re1 Rb8 14. Nb1 Ne8 15. Nd2 f5 16. Qc2 g6 17. Rab1 fxe4) 12... Re8 $4 {Blunder. exf4 was best.} (12... exf4 13. Rxf4 Ne5 (13... a6 14. Be2 Qg5 15. Qc1 b5 16. a4 b4 17. Nd1 Re8 18. Qe3)) 13. Qf3 $2 {Mistake. f5 was best.} (13. f5 a6) 13... f6 $4 {Blunder. exf4 was best.} (13... exf4 14. Qxf4 Ne5 15. Be2 a6 16. a4 Bd7 17. h3 Rf8 18. Qg3 h6 19. b3) 14. Rad1 $4 {Blunder. f5 was best.} (14. f5 a6 15. a4 Qb6 16. Rf2 Qb4 17. Qe2 c4 18. Bxc4 Nb6 19. Bd3 Bd7) 14... exf4 $19 15. Qxf4 Ne5 16. Be2 Bd7 17. Bh5 Rf8 18. b3 a5 19. Na4 $6 {Inaccuracy. Be2 was best.} (19. Be2 a4) 19... b5 20. Nb2 a4 21. Nd3 axb3 22. axb3 Ra3 $2 {Mistake. Nxd3 was best.} (22... Nxd3 23. Rxd3 Qe7 24. h3 b4 25. Rg3 Ra2 26. Bg4 Bxg4 27. Qxg4 Ra7 28. Qh4) 23. Nxe5 $15 fxe5 24. Qxf8+ Qxf8 25. Rxf8+ Kxf8 {Weighted Error Value: White=0.62/Black=0.67 PRECISÃO LICHESS: BRANCAS 84% PRETAS 85%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.24"]
[White "Luiz, Felipe De Moraes"]
[Black "Lucas do Nasc. de Araujo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1715"]
[Annotator "Stockfish 16.1"]
[PlyCount "99"]
[EventDate "2024.??.??"]

{[%evp 9,98,60,47,40,36,42,192,17,50,41,52,47,46,33,169,-10,-15,-23,20,23,268,268,436,396,471,461,464,464,478,483,513,503,578,564,556,553,547,542,924,907,29985,29986,29992,29993,29994,29989,29992,841,29992,29993,29993,29993,29995,29993,29997,29984,29983,29985,29984,29976,29985,29986,29986,29987,29987,29988,29987,29987,29990,29991,29993,29991,29992,29993,29993,29993,29994,29993,29993,29994,29994,29995,29995,29994,29996,29995,29997,29995,29995,29995,29999]} 1. e4 e5 2. Bc4 Nc6 3. Nf3 d6 4. O-O Be6 (4... Be7 5. Re1 Nf6 6. d3 O-O 7. a4 Na5 8. Ba2 c5 9. Nbd2 Nc6 10. Nf1 Be6 11. Ng3 h6 12. c3 Bxa2 13. Rxa2 Re8 14. h3 Bf8 15. Qe2 d5 16. Nf5 Kh7 17. g4 g6 18. Ng3 d4 19. Nh4 Ng8 20. Ng2 Qd7 21. c4 a6 22. Rf1 b5 23. b3 bxc4 24. bxc4 Rab8 25. f4 Rb1 26. fxe5 Nxe5 27. Bf4 Rxf1+ 28. Qxf1 Bg7 29. Rf2 Rf8 30. a5 Qe7 31. Bd2 Rb8 32. Bf4 Rb7 33. Kh2 Nf6 34. Bxe5 {Firouzja,A (2777)-Ghosh,D (2577) Chess.com INT 2023 1-0}) 5. Bxe6 (5. Bb3 Qd7 6. Nc3 O-O-O 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 Kb8 10. Be3 c5 11. Qd2 Nf6 12. Bxe6 fxe6 13. a4 d5 14. exd5 exd5 15. Bf4+ Bd6 16. Nb5 Ne4 17. Qxd5 Bxf4 18. Qxe4 g5 19. g3 Rhe8 {Modric,N (2128)-Haitin,I (2281) chess.com INT 2023 1-0 (39)}) 5... fxe6 6. Nc3 {C50: Hungarian Defence and Giuoco Pianissimo.} Nf6 7. d4 Be7 $2 $146 {Mistake. exd4 was best.} (7... exd4 8. Nxd4 Nxd4 (8... Qd7 9. Nxc6 Qxc6 10. Qd3 Be7 11. Re1 a5 12. Qh3) 9. Qxd4 e5 (9... Qd7 $14) 10. Qd3 (10. Qb4 $16) 10... Be7 (10... c6 $14) 11. f4 (11. Qb5+ $16 Qd7 12. Qxb7) 11... exf4 12. Bxf4 a6 (12... O-O $14) 13. Rae1 (13. Rad1 $16) 13... O-O 14. Nd5 Qd7 (14... Kh8 $14) 15. e5 $1 $18 dxe5 $2 (15... Nxd5 16. Qxd5+ Kh8) 16. Nxf6+ $18 Rxf6 (16... Bxf6 17. Qxd7 exf4 18. Rxf4 Rf7 19. Re8+ Rxe8 20. Qxe8+ Rf8) 17. Qxd7 $18 Bc5+ 18. Be3 Rxf1+ 19. Kxf1 Bxe3 20. Rxe3 Rf8+ 21. Rf3 Rxf3+ 22. gxf3 {Nemec,P (2233)-Nekarda,T Stare Mesto 2011 1-0}) 8. Bg5 $2 {Mistake. d5 was best.} (8. d5 Nd4 9. Nxd4 exd4 10. Qxd4 e5 11. Qb4 b6 12. Qb5+ Qd7) 8... h6 9. Bxf6 Bxf6 {[#]} 10. d5 $146 (10. dxe5 Nxe5 11. Nd4 Qe7 12. f4 $5 {[%cal Rf4e5]} (12. Qh5+ Nf7 13. Rad1 O-O-O 14. Qh3 (14. Rfe1 g5 $17 (14... e5 15. Nf5 $16 (15. Qg4+ Kb8 16. Nd5 $14 (16. Ndb5 {1-0 (35) Hajkova,K-Kodytkova,V Svetla nad Sazavou 1996} a6 (16... c6 $15 17. Na3 a6) 17. Na3 (17. Nd5 Qd7 18. Qxd7 Rxd7 19. Nxf6 gxf6 20. Nc3) 17... Qd7 18. Qe2 Qc6 (18... Ng5) 19. Rd5 (19. Nd5 $16) 19... Rhe8 (19... Rhf8) 20. Red1 (20. Ra5 $1 $16) 20... Re7 (20... Ng5 $14) 21. R1d2 $2 (21. Ra5 $1 $18) 21... Rde8 $2 {[#]} (21... Rf8 $15 {keeps the upper hand.}) 22. Qg4 $2 (22. Ra5 $1 $18) 22... Rd7 $2 {[#]} (22... Ng5 $17 {Strongly threatening ...Rf7.} 23. R5d3 Rf7) 23. Qg6 $2 (23. Nc4 $1 $14 Rde7 (23... b6 24. R5d3) 24. Ne3) 23... Re6 (23... Rf8 $17) 24. Qh7 $2 (24. Qg4 Re8 25. Nc4) 24... Ka7 (24... Nd8 $19 {has better winning chances. And now ...Rf7 would win.} 25. g3 Rf7) 25. Qg8 (25. Qg6 $17) 25... Rd8 $4 {[%mdl 8192]} (25... Nd8 $19 {Hoping for ...Rf7.} 26. Ra5 Rf7) 26. Qxf7 $18 Rde8 27. Qh5 Qd7 28. Ra5 Qc6 29. Ncb5+ Kb8 30. Qf7 $2 (30. Nc3 $18) 30... R8e7 31. Qf8+ Re8 32. Qf7 Qxe4 $2 {[%mdl 8192]} (32... R8e7 33. Qg8+ Re8) 33. Qxc7+ Ka8 34. Rxa6+ bxa6 35. Qa7# {1-0 (35) Hajkova,K-Kodytkova,V Svetla nad Sazavou 1996}) 16... h5 17. Qg6) 15... Qd7 16. Nd5)) 14... Bxd4 15. Rxd4) 12... O-O-O 13. f5 (13. fxe5 dxe5 14. Qg4 Rxd4 $17)) 10... exd5 11. Nxd5 g5 $2 {Mistake. O-O was best.} (11... O-O 12. b4) 12. Nxf6+ $4 {Blunder. c3 was best.} (12. c3 Bg7 13. Qb3 Rb8 14. Nd2 Qd7 15. Nc4 Nd8 16. Nce3 c6 17. Nb4 a5) 12... Qxf6 13. b4 Nxb4 {...Na6 is the strong threat.} 14. Rb1 Nxa2 $4 {Blunder. a5 was best.} (14... a5 15. a3) 15. Rxb7 $18 Rh7 $2 {Mistake. Qe6 was best.} (15... Qe6 16. Rxc7 (16. Rb3 c5 17. c3 O-O 18. Ra3 a5 19. Nd2 Nb4 20. cxb4 axb4 21. Rxa8) 16... a5) 16. Qd5 Rg7 17. Qxa2 g4 18. Nd2 a6 19. Qa4+ Kd8 20. Qc6 h5 {[#]} 21. Rxc7 $3 {[%mdl 512]} Rxc7 22. Qxa8+ Kd7 23. Qxa6 Rxc2 $6 {Inaccuracy. Qe6 was best.} (23... Qe6 24. Rd1 h4 25. Nf1 Ke8 26. Qd3 Qc8 27. Ra1 h3) 24. Qa4+ Rc6 25. Rc1 Qh6 $2 {Checkmate is now unavoidable. Qd8 was best.} (25... Qd8 26. Qxc6+ Ke6 27. Qb7 h4 28. Qh7 g3 29. hxg3 hxg3 30. Qg6+ Ke7 31. Qxg3) 26. Qxc6+ Ke6 27. Nb3 $2 {Lost forced checkmate sequence. Qc8+ was best.} (27. Qc8+ Kf6 28. Qf5+ Kg7 29. Rc7+ Kg8 30. Qf7+ Kh8 31. Rc8+ Qf8 32. Rxf8#) 27... Ke7 $2 {Checkmate is now unavoidable. Qf8 was best.} (27... Qf8 28. Nc5+ Kf7 29. Nb7 Ke6 30. Qd5+ Kd7 31. Nc5+ Ke8 32. Qe6+ Qe7 33. Qg8+) 28. Rd1 $4 {Lost forced checkmate sequence. Qc7+ was best.} (28. Qc7+ Kf6 29. Qxd6+ Kg5 30. Qxe5+ Kg6 31. Rc6+ (31. Qf5+ Kg7 32. Rc7+ Kg8 33. Qd5+ Kh8) 31... Kh7 32. Rc7+ Kg8 33. Qd5+ Kh8 34. Qd8+ Qf8 35. Qxf8#) 28... Qf4 $4 {Checkmate is now unavoidable. Qe6 was best.} (28... Qe6 29. Nd2 Qd7 30. Qc1 h4 31. Nc4 Qe6 32. Qg5+ Kf7 33. Ne3 Qg6 34. Qd8) 29. Qxd6+ {White mates.} Kf7 30. Qd5+ Ke7 31. Qd7+ Kf6 32. Qf5+ $4 {Lost forced checkmate sequence. Rd6+ was best.} (32. Rd6+ Kg5 33. Qd8+ Qf6 34. Qxf6#) 32... Qxf5 33. exf5 Kxf5 34. g3 e4 35. Rd5+ Kg6 $4 {Checkmate is now unavoidable. Ke6 was best.} (35... Ke6 36. Ra5 h4 37. gxh4 g3 38. hxg3 Kd7 39. Nd2 Kc7 40. Nxe4 Kb6 41. Rg5) 36. Re5 Kh6 37. Rxe4 Kg6 38. f4 gxf3 39. Kf2 Kg5 40. h4+ Kf5 41. Kxf3 Kg6 42. Re5 Kh6 43. Re6+ Kg7 $4 {Checkmate is now unavoidable. Kh7 was best.} (43... Kh7 44. Kf4 Kg7 45. Kg5 Kf7 46. Re5 Kg7 47. Rf5 Kh8 48. Kg6 Kg8 49. Rf3) 44. Kf4 Kf7 45. Kf5 Kg7 46. Ra6 Kh7 47. Kg5 Kg8 48. Ra7 Kf8 49. Kg6 Kg8 50. Ra8# {Weighted Error Value: White=0.37/Black=1.05 PRECISÃO LICHESS: BRANCAS 94% PRETAS 87%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.25"]
[White "Luis Felipe Abreu de Carvalho"]
[Black "Waldefran, Clementino Chagas"]
[Result "0-1"]
[ECO "B10"]
[BlackElo "1712"]
[Annotator "Stockfish 16.1"]
[PlyCount "52"]
[EventDate "2024.??.??"]

{[%evp 9,52,-16,-12,-11,-12,-46,-28,-55,-14,-21,11,-32,-10,-59,-25,-102,-112,-132,-44,-96,-24,-25,-25,-178,-163,-177,-95,-82,-87,-89,-88,-105,-89,-170,-83,-100,-42,-285,-289,-274,-64,-132,-54,-481,-483]} 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Qe2 (5. Bxd7+ Nxd7 6. O-O Ngf6 7. Re1 e6 8. b3 Bd6 9. Bb2 Qc7 10. h3 O-O-O 11. a4 Kb8 12. a5 a6 13. Nc3 Rhg8 14. Na4 g5 15. c4 g4 16. hxg4 Rxg4 17. c5 Bf4 18. Nb6 Rdg8 19. Nxd7+ Nxd7 20. c6 Rxg2+ 21. Kf1 bxc6 22. Rc1 e5 23. Qc2 e4 24. Nh4 Rxf2+ 25. Kxf2 Bg3+ 26. Ke2 Bxh4 27. Rh1 Rg2+ 28. Kd1 Qf4 29. Qc3 Bg5 30. Qb4+ Ka8 31. Bc3 Qf3+ 32. Kc2 Qd3+ 33. Kb2 Bxd2 34. Bxd2 Rxd2+ {Pham,L (2369)-Garcia Ramos,D (2428) Chess.com INT 2021 0-1 (69)}) 5... Nc6 (5... Bxb5 6. Qxb5+ Qd7 $1 {[%cal Rd7b5]} 7. Qxd7+ Nxd7 8. c3 e6 9. d3 Bd6 10. a4 a6 (10... Nc5 $5 {[%cal Rc5b3]} 11. Ke2 Ne7 $15) 11. Ke2 Ne7 12. Be3 Nc6 13. Nbd2 Nde5 14. Nxe5 Bxe5 15. Nf3 Bf6 16. Bc5 O-O-O 17. Ra3 d4 18. c4 a5 19. Rb3 Rd7 20. Rb5 {Migot,T (2353)-Punin,A (2289) Chess.com INT 2022 1-0 (48)}) 6. O-O {[#] B10: Caro-Kann: 2 d3 and 2 c4.} e6 $146 (6... Nf6 7. Bxc6 bxc6 8. Ne5 e6 9. d3 Bd6 10. Bg5 Qc7 11. Re1 Rb8 12. b3 Bxe5 13. Qxe5 Qxe5 14. Rxe5 {0-1 (58) Durak,O (1392)-Alagoz,M (1768) Manavgat 2016} c5 (14... Ng4 15. Re1 f6 16. Bf4 Rc8 17. h3 Nh6 $1 18. Be3 (18. Bxh6 $5 gxh6 19. c4) 18... a6 19. Bc5 (19. Bxh6 $5 gxh6 20. Nc3) 19... Kf7 20. Nc3 e5 (20... Nf5) 21. Na4 {Durak,O (1392)-Alagoz,M (1768) Manavgat 2016 0-1 (58)} (21. f4 $14) 21... Rb8 (21... Nf5) 22. Nb6 (22. d4 $16) 22... Be6 23. a4 g5 (23... Nf5) 24. a5 (24. d4 $14) 24... g4 (24... Nf5) 25. h4 (25. hxg4 $16 {And now f3 would win.} Bxg4 26. f3) 25... g3 26. fxg3 Rhg8 27. Bf2 Ng4 (27... Nf5 $15) 28. c4 (28. c3) 28... d4 $17 29. Rab1 Bf5 30. Red1 (30. Rbd1 $17 {was called for.}) 30... Rg7 $2 (30... Nxf2 $19 31. Kxf2 Rg4) 31. c5 $2 {[%mdl 8192]} (31. Rb2 $15) 31... Ke6 (31... Nxf2 32. Kxf2 Rbg8) 32. Rd2 h5 33. Be1 Ne3 34. Re2 $2 (34. Bf2 Rg4 35. b4) 34... Bg4 (34... Bxd3 35. Rxe3 Bxb1) 35. Rf2 Bd1 36. Rbb2 {Durak,O (1392)-Alagoz,M (1768) Manavgat 2016 0-1})) 7. a3 Bd6 8. c3 {Black has an edge.} Nf6 9. d4 Qc7 10. Bxc6 $6 {Inaccuracy. Bd3 was best.} (10. Bd3 O-O) 10... bxc6 11. Ne5 O-O (11... c5 $5 {[%cal Ra8b8]}) 12. Bg5 $6 {Inaccuracy. Bf4 was best.} (12. Bf4) 12... Ne4 $36 {[%mdl 2048] White is under strong pressure.} 13. Nxd7 Qxd7 $6 {Inaccuracy. Bxh2+ was best.} (13... Nxg5 14. Nxf8 Rxf8 15. h4 $16) (13... Bxh2+ 14. Kh1 Qxd7 15. Kxh2 Nxg5) 14. Bh4 (14. Be3 $15) 14... f5 (14... Qc7 $17 15. g3 c5) 15. f3 Nf6 16. g4 $4 {Blunder. Bxf6 was best.} (16. Bxf6 Rxf6 17. f4) 16... fxg4 $6 {Inaccuracy. Rae8 was best.} (16... Rae8 17. Bxf6 gxf6 18. Kh1 e5 19. Qg2 Kh8 20. Nd2 Rg8 21. Qf2 fxg4 22. fxg4) 17. fxg4 Ne4 (17... e5 $19 18. Bxf6 gxf6) 18. Nd2 $17 Nxd2 19. Qxd2 e5 {[%cal Be6e5,Be5e4][%mdl 32]} 20. h3 e4 21. b4 $6 {Inaccuracy. Rxf8+ was best.} (21. Rxf8+ Rxf8 22. Rf1) 21... Qe6 $6 {Inaccuracy. Qc7 was best.} (21... Qc7 22. Qg2 (22. Kg2 Bf4 23. Qe2 Rae8 24. a4 Qd6 25. b5 h6 26. Be1 Re7 27. Ra2) 22... Bf4) 22. Qe3 Bc7 (22... a5 $17) 23. Ra2 $4 {Blunder. Bg3 was best.} (23. Bg3 Bxg3 24. Qxg3 Qh6 25. a4 Qd2 26. Rxf8+ Rxf8 27. Rf1 Rxf1+ 28. Kxf1 Kf7) 23... Rxf1+ $19 24. Kxf1 {[#]} a5 $4 {Blunder. Bf4 was best.} (24... Bf4 25. Qxf4 (25. Qe1 Rf8 (25... e3 26. Qe2 Qh6 27. Be1 Qxh3+ 28. Qg2 Qh6 29. c4 Rf8 30. Kg1)) 25... Rf8 26. Qxf8+ Kxf8) 25. Bg3 $4 {Blunder. Kg2 was best.} (25. Kg2) 25... Bb6 $4 {Blunder. Bxg3 was best.} (25... Bxg3 26. Qxg3 axb4 27. cxb4 e3 28. Re2 Re8 29. Kg2 Qe4+ 30. Qf3 Qxd4 31. Re1) 26. Be5 $4 {[%mdl 8192] Blunder. Rf2 was best.} (26. bxa5 $15 Bxa5 27. Kg2) (26. Rf2) 26... Qxe5 {Weighted Error Value: White=0.99/Black=0.44 PRECISÃO LICHESS: BRANCAS 72% PRETAS 80%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "1.26"]
[White "Flavio C. Balod"]
[Black "Willian Wallace Gomes C. da S"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1709"]
[Annotator "Stockfish 16.1"]
[PlyCount "37"]
[EventDate "2024.??.??"]

{[%evp 9,36,231,224,214,209,223,351,328,342,333,374,370,371,338,461,445,533,528,621,572,836,820,29992,29988,29986,29985,29995,29991,29999]} 1. e4 c5 2. Nf3 d6 3. d4 Bg4 $2 {Mistake. cxd4 was best.} (3... cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3) 4. dxc5 (4. Bc4 Nc6 5. d5 Nd4 6. c3 Nxf3+ 7. gxf3 Bd7 8. f4 g6 9. Be3 Qc7 10. Nd2 Bg7 11. Qc2 b5 12. Be2 Qc8 13. Nf3 Rb8 14. e5 Bg4 15. exd6 exd6 16. Ng5 Bd7 17. h4 h5 18. Bd3 Ne7 {Ren,Z-Bao Yin Chu Gu La Hohhot CHN 2023 ½-½ (51)}) 4... Nd7 $6 $146 {Inaccuracy. Qa5+ was best.} (4... Qa5+ 5. Nc3 Qxc5 6. Be3 (6. Bd3 Nf6 7. h3 Bxf3 8. Qxf3 Nc6 9. O-O e6 10. Be3 Qa5 11. Qe2 Be7 12. a3 O-O 13. b4 Qc7 14. Nb5 Qd7 15. Rfd1 a6 16. Nd4 d5 17. Nxc6 Qxc6 18. e5 Nd7 19. f4 {Okike,D (2177)-Fernandez,D (2466) Chess.com INT 2020 0-1 (37)} Bd8 20. Kh1 Bb6 21. Bd2 f5 22. c4 Rac8 23. c5 Bd8 24. Rdc1 Qc7 25. Rab1 Be7 26. Be3 Qd8 27. c6 Rxc6 28. Rxc6 bxc6 29. Bxa6 c5 30. b5 Qa5 31. Qb2 c4 32. Ra1 Nc5 33. Bd2 Qb6 34. Bb4 {Okike,D (2177)-Fernandez,D (2466) Chess.com INT 2020 0-1}) (6. Be2 Nf6 7. O-O Bxf3 8. Bxf3 e5 9. Be3 Qc6 10. Qe2 a6 11. Rfd1 Be7 12. a4 O-O 13. Ra3 Nbd7 14. a5 Nc5 15. Bxc5 dxc5 16. Nd5 Nxd5 17. Rxd5 f6 18. c4 b5 19. axb6 {Bittner,F-Ross,H Baunatal 1999 1-0 (55)}) 6... Qb4 (6... Qa5 7. e5 Nc6 8. Bb5 a6 9. Bxc6+) 7. Bb5+ Nc6 8. O-O Nf6 9. Nd5 Bxf3 10. gxf3 Qa5 11. e5 Nxd5 12. Qxd5 Qc7 13. Bf4 dxe5 14. Bxe5 Qd7 15. Qb3 a6 16. Rad1 Qc8 17. Bxc6+ Qxc6 18. Rd3 f6 19. Bg3 {Adam,H-Bacher,R Vienna 1938 1-0 (45)}) (4... Bxf3 5. Qxf3 Qa5+ 6. Nc3 Qxc5 7. Be3 Qc7 8. Nd5 Qxc2 9. Rc1 Qxb2 10. Rc8+ Kd7 11. Qf5+ e6 12. Qxf7+ Ne7 13. Qe8# {1-0 (13) Gordon,S-Jones,S USA 1980}) 5. cxd6 exd6 {[#]} 6. Be2 $146 {B53: Sicilian: 2...d6: Lines with Qxd4.} (6. Nc3 Qa5 7. Bd2 a6 (7... Ne5 8. Nd5 Qc5 (8... Qd8 9. Nxe5 Bxd1 10. Bb5+ Qd7 11. Bxd7+ Kd8 12. Nxf7+ Kxd7 13. Rxd1 {1-0 (25) Ribaudo,J-Melman,N ICCF email 2009} h5 14. Nxh8 Nf6 15. Nxf6+ gxf6 16. Ng6 Bg7 17. Bf4 Re8 18. Rxd6+ Kc8 19. Ke2 Rxe4+ 20. Kf3 Rc4 21. Ne7+ Kc7 22. Rd4+ Kb6 23. Rxc4 {Rd1 would kill now.} Kb5 24. Rc7 {Intending Re1 and mate.} Kb6 25. Re1 {1-0 (25) Ribaudo,J-Melman,N ICCF email 2009}) 9. Bb5+ Bd7) 8. h3 Be6) 6... Be7 7. O-O Nh6 $6 {Inaccuracy. Ngf6 was best.} (7... Ngf6 8. Nc3 (8. Nd4 Bxe2 9. Qxe2 O-O 10. c4 Re8 11. Nc3 Bf8 12. f3 Rc8 13. Nf5) 8... O-O) 8. Bxh6 $18 {White is winning.} gxh6 9. Nd4 h5 10. Bxg4 hxg4 11. Qxg4 d5 $6 {Inaccuracy. Qb6 was best.} (11... Qb6 12. Ne2 h5 13. Qf5 Rc8 14. Nbc3 Rc5 15. Qh3 Rg5 16. Nd5 Qc5 17. Nxe7) 12. exd5 Nc5 13. Nc3 Rc8 $6 {Inaccuracy. Kf8 was best.} (13... Kf8 14. Qf3 Rg8 15. Ne6+ Nxe6 16. dxe6 Rg7 17. Rad1 Qb6 18. Rfe1 Qc6 19. Nd5) 14. Rfe1 Rc7 $6 {Inaccuracy. Kf8 was best.} (14... Kf8 15. Qf3 Bf6 16. Rad1 Bxd4 17. Rxd4 Rg8 18. d6 Qg5 19. Rf4 Rg6 20. g3) 15. Nf5 {[%cal Bd4f5,Bf5e7,Be7c6][%mdl 32]} Kd7 16. Nxe7+ {White mates.} Ke8 17. Nc6+ Qe7 18. Nxe7 Rxe7 $6 {Checkmate is now unavoidable. Nb3 was best.} (18... Nb3 19. axb3 h5 20. Qg7 Rxe7 21. Qxh8+ Kd7 22. Rxe7+ Kxe7 23. Re1+ Kd7 24. Qe8+) 19. Qc8# {Weighted Error Value: White=0.10 (very precise) /Black=0.98 PRECISÃO LICHESS: BRANCAS 97% PRETAS 81%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.1"]
[White "Ramos, Angelo Bil"]
[Black "Kaue Dos Santos Leal"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1957"]
[BlackElo "1751"]
[Annotator "Stockfish 16.1"]
[PlyCount "112"]
[EventDate "2024.??.??"]

{[%evp 9,112,16,25,19,23,17,17,19,33,34,42,24,39,-42,13,7,25,5,11,14,15,-8,8,-7,-7,-12,-8,-52,-7,-22,4,-29,101,-25,-18,-18,-17,-16,-14,-23,-18,-34,-23,-35,0,-3,-3,0,0,0,0,0,0,0,0,-2,-3,-11,0,-9,-5,-24,0,-13,-2,-7,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,0,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-306,-307]} 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 {[%cal Bd2d3,Bd3d4][%mdl 32]} e6 6. O-O {B50: Sicilian: 2...d6, Miscellaneous.} Be7 7. Nbd2 O-O 8. d4 {The position is equal.} Qc7 9. Re1 b6 10. Bf1 Bb7 11. b3 (11. d5 $14) 11... cxd4 (11... d5 $15) 12. cxd4 Rac8 13. Bb2 Qc2 $146 (13... Rfd8 {[%eval 7,0] 13...c2} 14. Rc1 Qb8 15. Rxc8 Rxc8 16. Bd3 a6 17. Nf1 {[%cal Bd4d5]} b5 18. Ng3 Qa8 19. Nd2 Nf8 20. h4 d5 (20... Bd8 $14) 21. e5 $16 Ne4 (21... Ne8 $16) 22. Ndxe4 $18 dxe4 23. Nxe4 Bxh4 24. Nd6 (24. Qg4 $1 $18 {[%cal Rg4h4]} Be7 25. Re3) 24... Rc7 $16 25. Qh5 $1 Qd8 (25... Bd8 $16) 26. Rc1 (26. g3 $1 $18 {is more deadly.} Qg5 27. Qxg5 Bxg5 28. Nxb7 Rxb7 29. f4) 26... g6 $16 27. Nxb7 Rxb7 28. Qf3 {Ganaus,H (2205)-Werner,C (2365) Vienna 1996 1-0 (94)}) ({RR} 13... Rfd8 14. Rc1 Qb8 15. Rxc8 Rxc8 16. Bd3 a6 17. Nf1 b5 18. Ng3 Qa8 19. Nd2 Nf8 20. h4 d5 21. e5 Ne4 22. Ndxe4 dxe4 23. Nxe4 Bxh4 24. Nd6 Rc7 25. Qh5 Qd8 26. Rc1 g6 27. Nxb7 Rxb7 28. Qf3 {Ganaus,H (2205)-Werner,C (2365) Vienna 1996 1-0 (94)}) 14. Qxc2 Rxc2 15. Rab1 Rc7 $146 (15... d5 16. Bd3 Rc7 17. e5 Nh5 18. g3 Rfc8 19. Rbc1 Rxc1 20. Rxc1 Rxc1+ 21. Bxc1 f6 {0-1 (66) Lin,Z (1559)-Yachou,N (1891) Canberra 2004}) 16. Bd3 Rfc8 17. Rbd1 Kf8 18. Nf1 Nb8 (18... d5 $5 {[%cal Rd5e4]} 19. e5 Ne4) 19. Ng3 {[%cal Bd4d5]} (19. d5 $5 {[%cal Rd5e6]}) 19... Ba6 {aiming for ...Bxd3.} 20. Bb1 (20. d5 $5 {[%cal Rd5e6]}) 20... h6 $2 {Mistake. d5 was best. [#]} (20... d5 21. e5) 21. Rc1 $6 {Inaccuracy. d5 was best.} (21. d5 Nbd7 22. Nh4 e5 23. Ngf5 g6 24. Nxe7 Kxe7 25. f4 Ne8 26. g3 Kf8) 21... Rxc1 22. Rxc1 Rxc1+ 23. Bxc1 Nc6 24. Bd2 Ke8 25. h3 Kd7 26. Bc3 {[%cal Bd4d5]} d5 27. Ne5+ Nxe5 28. dxe5 Nxe4 29. Nxe4 dxe4 30. Bxe4 {[%mdl 4096] Endgame KBB-KBB} Bb5 31. Kh2 Bc6 32. Bc2 Bd5 33. f4 h5 34. g3 g6 35. Bd3 Kc7 36. Kg1 Bc5+ 37. Kf1 a5 38. Ke2 Bg1 39. Bb5 Bc6 40. Bc4 Bc5 41. Be1 Be8 42. Bf2 Be7 43. h4 Bc6 (43... b5 $5 44. Bd3 Bc6) 44. Bd4 Be8 (44... b5 $5 45. Bd3 Bb4) 45. Ke3 Bc6 46. Bd3 (46. f5 {is more complex.} exf5 47. Bxf7 g5 48. Bxh5 gxh4 49. gxh4 Bxh4 50. Kf4) 46... Bd5 47. Ke2 Bc6 48. Kd1 Bd5 49. Kc2 Bf8 50. Kb2 Kc6 51. a3 Be7 52. Bf2 Bf8 53. a4 Bb4 54. Bb5+ Kc7 55. Be8 Be4 $1 56. Bxf7 $4 {[%mdl 8192] Blunder. Bb5 was best. [#]} (56. Bb5 Bd2 57. Ba6 Kb8 58. Bf1 Kb7 59. Be2 Kc6 60. Bc4 Bf5 61. Ba6 Bb4) 56... Kd7 $1 {[%mdl 32768] Weighted Error Value: White=0.29 (precise) /Black=0.14 (very precise) . Sensor Board Error (Ke4/e5)? PRECISÃO LICHESS: BRANCAS 90% PRETAS 96%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.2"]
[White "Almir Souza De Almeida"]
[Black "Souza, Iago Henrique da Si"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1868"]
[BlackElo "2036"]
[Annotator "Stockfish 16.1"]
[PlyCount "88"]
[EventDate "2024.??.??"]

{[%evp 9,88,-11,31,-51,-39,-77,-21,-102,-33,-101,-103,-137,-107,-103,-106,-117,-126,-123,-107,-160,-157,-202,-201,-289,-278,-257,-258,-367,-365,-359,-354,-350,-353,-376,-330,-470,-467,-476,-475,-477,-463,-480,-474,-485,-480,-486,-488,-485,-474,-483,-433,-450,-449,-452,-444,-478,-429,-467,-457,-487,-487,-486,-487,-485,-485,-484,-485,-485,-483,-484,-484,-478,-475,-525,-507,-527,-518,-518,-446,-528,-482]} 1. Nf3 d5 2. d4 Nf6 3. Bg5 c5 4. Bxf6 gxf6 5. e3 Qb6 $6 {Inaccuracy. Nc6 was best.} (5... e6 {[%eval -17,0] 5...c6} 6. c3 (6. c4 $14) 6... Nc6 7. Nbd2 Bd6 8. g3 Bd7 (8... cxd4 $15 9. exd4 O-O) 9. Bg2 cxd4 10. exd4 Qb6 11. Qc2 (11. O-O) 11... O-O-O 12. O-O Kb8 13. a4 {[%cal Ba4a5]} a6 $2 (13... h5 $15) 14. Rfc1 (14. b4) 14... Rc8 15. Qd1 (15. b4 $1 $16) 15... h5 {[#]} 16. c4 (16. b4 $1 $16) 16... Nxd4 $15 17. cxd5 {Strongly threatening Nc4.} exd5 {aiming for ...Rxc1.} 18. a5 (18. Nxd4 Qxd4 19. Nf1 Qxd1 20. Rxd1) 18... Qb4 (18... Rxc1 19. Rxc1 Qxb2 20. Nxd4 Qxd4) 19. Nxd4 $17 Qxd4 20. Nb3 {Nakamura,H (2794)-Firouzja,A (2737) chess.com INT 2024 1-0 (55)}) (5... Nc6 6. c4 cxd4 7. cxd5 Qa5+ 8. Qd2 Qxd2+ 9. Kxd2 dxe3+ 10. fxe3) ({RR} 5... e6 6. c3 Nc6 7. Nbd2 Bd6 8. g3 Bd7 9. Bg2 cxd4 10. exd4 Qb6 11. Qc2 O-O-O 12. O-O Kb8 13. a4 a6 14. Rfc1 Rc8 15. Qd1 h5 16. c4 Nxd4 17. cxd5 exd5 18. a5 Qb4 19. Nxd4 Qxd4 20. Nb3 {Nakamura,H (2794)-Firouzja,A (2737) chess.com INT 2024 1-0 (55)}) 6. b3 $2 {Mistake. c4 was best. D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5.} (6. c4 cxd4 7. Nxd4 Nc6 8. cxd5 Nxd4 9. Qxd4 Qxd4 10. Bb5+ Bd7) 6... Nc6 7. c3 $146 (7. c4 cxd4 8. Nxd4 Nxd4 9. Qxd4 Qxd4 10. exd4 dxc4 11. Bxc4 Bd7 12. Nd2 Bh6 13. Bd5 O-O-O {White should prevent ...Be8.} 14. Bxf7 Bc6 15. d5 Bxd5 16. Bxd5 Rxd5 17. Nf3 Rhd8 18. Ke2 (18. O-O {remains equal.}) 18... Rc5 19. Rhb1 Rc2+ 20. Kf1 e5 21. Ne1 Rcd2 {Clari Mascarell,J (2167)-Roig Aguilar,A (2096) Valencia 2009 1-0 (35)}) ({RR} 7. c4 cxd4 8. Nxd4 Nxd4 9. Qxd4 Qxd4 10. exd4 dxc4 11. Bxc4 Bd7 12. Nd2 Bh6 13. Bd5 O-O-O 14. Bxf7 Bc6 15. d5 Bxd5 16. Bxd5 Rxd5 17. Nf3 Rhd8 18. Ke2 Rc5 19. Rhb1 Rc2+ 20. Kf1 e5 21. Ne1 Rcd2 {Clari Mascarell,J (2167)-Roig Aguilar,A (2096) Valencia 2009 1-0 (35)}) 7... Bg4 (7... cxd4 $17 8. exd4 a6) 8. Nbd2 $6 $146 {Inaccuracy. dxc5 was best.} (8. Be2 e6 9. O-O f5 10. Nbd2 cxd4 11. Nxd4 Bxe2 12. Qxe2 Bg7 13. Rac1 O-O 14. N2f3 Rac8 15. c4 Nxd4 16. exd4 dxc4 17. Rxc4 Rxc4 18. Qxc4 Rd8 19. Rd1 Rd5 {½-½ (19) Gerzhoy,L (2430)-Sorkin,I (2325) Philadelphia 2015}) (8. dxc5) 8... e6 $6 {Inaccuracy. cxd4 was best.} (8... cxd4 9. cxd4 e5) 9. Bd3 $6 {Inaccuracy. dxc5 was best.} (9. dxc5 Qxc5 10. Rc1) 9... cxd4 $17 10. exd4 Ba3 {Threatens to win with ...Bb2.} 11. Rb1 {Prevents Bb2. And now b4 would win.} Bd6 12. h3 {[#]} Bh5 {[%cal Bg4h5,Bh5g6,Bg6e4][%mdl 32]} 13. b4 Rc8 14. Nb3 (14. O-O) 14... Qc7 15. a4 Ne7 {[%cal Bc6e7,Be7c8,Bc8b6][%mdl 32]} 16. g4 $6 {Inaccuracy. O-O was best.} (16. Rc1 {was worth a try.}) (16. O-O O-O 17. Re1 Bf4 18. g4 Bg6 19. Nc5 b6 20. Bxg6 Nxg6 21. Nd3 Kh8) 16... Qxc3+ $19 17. Kf1 Bg6 18. Bb5+ $6 {Inaccuracy. Bxg6 was best.} (18. Bxg6 hxg6 19. Nc5 (19. Kg2 b6 20. a5 Qc2 21. Qxc2 Rxc2 22. h4 O-O 23. b5 Rfc8)) 18... Kf8 19. Rc1 Qxb4 20. Rxc8+ Nxc8 21. Kg2 Be4 22. Bd7 $6 {Inaccuracy. Bd3 was best.} (22. Bd3 Ne7 23. Bxe4 dxe4 24. Nfd2 Ng6 25. Nxe4 Nh4+ 26. Kf1 Kg7 27. Qd3 Rc8) 22... Nb6 {Black is clearly winning.} 23. Bb5 Nxa4 24. Bxa4 Qxa4 25. Nc5 Qxd1 26. Rxd1 Bxc5 27. dxc5 {[%mdl 4096] Endgame KRB-KRN} Ke7 28. Kg3 Bxf3 29. Kxf3 {KR-KR} Rc8 30. Ra1 Rxc5 31. Rxa7 Rc3+ 32. Kg2 Rb3 33. Ra8 d4 {[%cal Bd5d4,Bd4d3][%mdl 32]} 34. h4 d3 35. Kf3 d2+ 36. Ke2 {[#]} Rd3 $3 {[%cal Rd2d1][%mdl 512]} 37. Kd1 Rf3 38. Kxd2 Rxf2+ 39. Ke3 Rh2 40. h5 f5 41. Kf3 Kf6 42. Rh8 fxg4+ 43. Kxg4 Rb2 44. Rb8 Kg7 {Weighted Error Value: White=0.34/Black=0.12 (very precise) PRECISÃO LICHESS: BRANCAS 92% PRETAS 97%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.3"]
[White "Santos Filho, Tadeu Sousa"]
[Black "De Moura Silva, Guilherme"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1992"]
[BlackElo "1916"]
[Annotator "Stockfish 16.1"]
[PlyCount "68"]
[EventDate "2024.??.??"]

{[%evp 14,68,32,30,31,28,29,27,30,30,54,12,32,7,20,0,80,78,91,86,89,85,94,53,51,59,44,32,63,30,27,28,23,22,25,18,23,0,59,70,285,276,278,269,265,215,262,195,323,298,475,412,29997,29998,29998,29999,29999]} 1. d4 Nf6 2. c4 e6 3. Bf4 d5 4. cxd5 exd5 5. Nc3 Bd6 6. Bxd6 Qxd6 7. e3 c6 8. Bd3 O-O {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} 9. h3 Re8 10. Qc2 (10. Nf3 Nbd7 11. Qc2 Qe7 12. O-O Ne4 13. b4 Ndf6 14. b5 c5 15. dxc5 $1 Nxc5 16. Rac1 Nxd3 17. Qxd3 Be6 18. Nd4 Rac8 19. Nce2 Bd7 20. Nf4 h6 21. Qb3 Qd6 22. Rfd1 Red8 23. Nde2 {[%cal Rf4d5]} Be6 24. Nd4 Bd7 {Sarana,A (2668)-Duda,J (2729) Almaty KAZ 2022 ½-½}) ({RR} 10. Nf3 Nbd7 11. Qc2 Qe7 12. O-O Ne4 13. b4 Ndf6 14. b5 c5 15. dxc5 Nxc5 16. Rac1 Nxd3 17. Qxd3 Be6 18. Nd4 Rac8 19. Nce2 Bd7 20. Nf4 h6 21. Qb3 Qd6 22. Rfd1 Red8 23. Nde2 Be6 24. Nd4 Bd7 {Sarana,A (2668)-Duda,J (2729) Almaty KAZ 2022 ½-½}) 10... b6 {White has an edge.} (10... Be6 11. Nf3 Nbd7 12. O-O h6 13. Rae1 Rad8 14. Kh1 a6 15. Ng1 Nf8 16. a3 Bc8 {½-½ (16) Sapenov,D (2340)-Madaminov,M (2512) Moscow RUS 2024}) ({RR} 10... Be6 11. Nf3 Nbd7 12. O-O h6 13. Rae1 Rad8 14. Kh1 a6 15. Ng1 Nf8 16. a3 Bc8 {½-½ (16) Sapenov,D (2340)-Madaminov,M (2512) Moscow RUS 2024}) 11. Nf3 $146 (11. Rc1 c5 12. dxc5 bxc5 13. Nb5 Qd8 (13... Qa6 14. Qxc5 Bd7) 14. Qxc5 $16 {Hoping for Qa3.} Na6 (14... Nbd7 $16 15. Qa3 Ne5) 15. Qa3 $1 $18 d4 16. Nf3 (16. Rd1 $18) 16... dxe3 $16 {[%cal Ba6b4] [#]} 17. O-O $1 {Strongly threatening Nd6.} exf2+ 18. Rxf2 Qb6 19. Nd6 Rd8 20. Nxf7 Rxd3 21. Qxd3 {Threatens to win with Qd8+.} Nb4 22. Qd8+ (22. Qd6 $16 Qxf2+ 23. Kxf2 Ne4+ 24. Ke3 Nxd6 25. Nxd6) 22... Qxd8 23. Nxd8 {aiming for Nc6.} Nd3 24. Rc7 {Rfc2 is the strong threat.} Nxf2 25. Kxf2 {And now Nc6 would win.} Nd5 {Tabatabaei,M (2686)-Adhiban,B (2610) Wijk aan Zee NED 2023 ½-½ (67)}) ({RR} 11. Rc1 c5 12. dxc5 bxc5 13. Nb5 Qd8 14. Qxc5 Na6 15. Qa3 d4 16. Nf3 dxe3 17. O-O exf2+ 18. Rxf2 Qb6 19. Nd6 Rd8 20. Nxf7 Rxd3 21. Qxd3 Nb4 22. Qd8+ Qxd8 23. Nxd8 Nd3 24. Rc7 Nxf2 25. Kxf2 Nd5 {Tabatabaei,M (2686)-Adhiban,B (2610) Wijk aan Zee NED 2023 ½-½ (67)}) 11... Ba6 12. Ne5 $146 (12. O-O Bxd3 13. Qxd3 Nbd7 14. Rac1 Ne4 15. Rc2 Nxc3 16. Rxc3 c5 17. dxc5 bxc5 18. Rd1 {½-½ (60) Sorensen,H (2428)-Oksendal,M (2086) Fagernes 2024}) 12... Bxd3 13. Qxd3 Nbd7 14. f4 Ne4 $6 {Inaccuracy. b5 was best.} (14... b5 15. O-O a6 16. Rac1 Rac8 17. Rfd1 h6 18. Ne2 c5 19. dxc5 Rxc5 20. Rxc5) 15. Nxe4 $16 dxe4 {[#]} 16. Qc4 Nxe5 17. dxe5 Qd5 18. Qxd5 cxd5 {[%mdl 4096] Endgame KRR-KRR} 19. Rd1 Red8 20. Rd2 g6 $6 {Inaccuracy. Kf8 was best.} (20... Kf8) 21. Ke2 $6 {Inaccuracy. Kf2 was best.} (21. Kf2) 21... Rac8 22. Rhd1 Rc5 23. g4 Kf8 24. Kf2 Ke7 25. f5 a5 $6 {Inaccuracy. gxf5 was best.} (25... gxf5 26. b4 Rc4 (26... Rc6 27. gxf5 Rh6 28. Kg3 Rg8+ 29. Kh2 Rg5 30. Rxd5 Rxf5 31. Rd7+)) 26. Kg3 $14 g5 $2 {Mistake. a4 was best.} (26... h6 $14) (26... a4) 27. h4 $18 h6 28. hxg5 hxg5 29. Rh1 a4 30. Rh6 Rb5 (30... Rc1 {was worth a try.} 31. Rxb6 Rg1+ 32. Kf2 Rxg4) 31. Rh7 d4 $4 {Blunder. Rc5 was best.} (31... Rc5 32. e6 Rf8 33. exf7 a3 (33... Rxf7 34. Rh5 Rg7 35. Rh6 Kf8 36. Rxb6 Rf7 37. Rg6)) 32. e6 dxe3 $4 {Checkmate is now unavoidable. d3 was best.} (32... d3 33. Rxf7+ Kd6 34. e7 Re8 35. f6 Rc5 36. Rf8 Kd7 37. Rh2 Rxe7 38. fxe7) 33. Rxf7+ Ke8 34. Rh2 {[%cal Rh2h8]} Rc5 {Weighted Error Value: White=0.11 (very precise) /Black=0.69 PRECISÃO LICHESS: BRANCAS 97% PRETAS 86%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.4"]
[White "Sergio, Goncalves"]
[Black "Manzi, Luiz Antonio Bardar"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1844"]
[BlackElo "2065"]
[Annotator "Stockfish 16.1"]
[PlyCount "90"]
[EventDate "2024.??.??"]

{[%evp 9,90,35,75,37,41,44,33,35,36,38,39,37,38,37,54,51,44,32,37,0,17,0,0,-3,-3,-8,-9,-10,0,-7,0,-16,-9,-5,-9,-14,-3,0,0,0,0,0,0,0,0,-5,0,0,8,-5,0,0,0,0,5,2,3,5,9,-3,-2,-5,13,14,9,-72,-67,-112,-112,-170,-178,-208,-204,-216,-203,-278,-173,-176,-113,-105,-104,-297,-163]} 1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c6 5. O-O g6 $146 {Inaccuracy. c5 was best.} (5... Nbd7 6. b3 Be7 (6... Bd6 7. Bb2 O-O 8. Nbd2 Qc7 9. c4 b6 10. Rc1 Bb7 11. Qe2 Rfe8 12. a3 e5 {White must now prevent ...e4.} 13. cxd5 Nxd5 14. g3 Qb8 (14... N5f6) 15. Be4 (15. Rfd1 $16) 15... c5 $14 16. Qd3 (16. Bf5 $14 N5f6 17. dxe5 Nxe5 18. Ng5) 16... N5f6 $1 17. Bxb7 Qxb7 18. dxc5 Nxc5 19. Qe2 (19. Qc2) 19... e4 $15 20. Nh4 {Rodriguez Vargas,O (2445)-Garcia Padron,J (2410) Cordoba 1995 ½-½}) 7. Bb2 b6 8. Nbd2 Bb7 9. Ne5 c5 10. f4 O-O 11. Qf3 Rc8 12. a3 Rc7 {[%cal Bc5c4] Hoping for ...c4!} 13. Rad1 $2 {[%mdl 8192] [#]} (13. Qh3 {and White is okay.}) 13... c4 $1 $19 14. bxc4 dxc4 15. Be4 Bxe4 $2 (15... Nxe4 $19 16. Nxe4 c3 17. Bxc3 Bxe4 18. Qxe4 Rxc3) 16. Nxe4 $17 c3 $2 (16... Nxe4 $19 17. Qxe4 f5) 17. d5 $2 {[%mdl 8192]} (17. Nxc3 $16 {Threatens to win with Nc6.} Nxe5 18. dxe5) 17... cxb2 18. d6 Nc5 $2 (18... Nxe5 $19 19. fxe5 Nd5 20. dxc7 Qxc7) 19. dxc7 $15 Qxc7 20. Qe2 $2 {[%mdl 8192] Secula,V-Ulrich,H Hamburg 1980 ½-½} (20. Nc3 $17)) (5... Be7 6. Nbd2 Nbd7 7. b3 O-O 8. Bb2 c5 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 f6 12. Qh5 f5 13. Rf3 (13. g4 $16) 13... Rf7 14. Rh3 Nf8 15. Qf3 (15. Qe2) 15... Qb6 (15... a6 $15) 16. c4 d4 17. exd4 cxd4 18. Qf2 Bc5 19. Nf3 {[%cal Rb2d4]} Rd7 20. Kh1 {Heredero Gascon,E (1795)-Guzman Pino,D Santa Clara 2017 0-1 (74)}) (5... Bd6 6. Nbd2 (6. b3 O-O 7. Bb2 Nbd7 8. Nbd2 Re8 9. Ne5 Nf8 10. Ndf3 (10. f4 $16) 10... Ne4 11. c4 $2 (11. Bxe4 $16 {stays on course. And now Bd3 would win.} dxe4 12. Nd2) 11... Nf6 $2 (11... f6 $17 {keeps the pressure on.} 12. c5 Bc7) 12. Ng5 $16 Bxe5 $2 (12... Re7 $16 13. Qf3 Qc7) 13. dxe5 $18 N6d7 14. Qh5 g6 15. Qh6 Nc5 16. Bc2 b6 17. f4 f5 (17... dxc4 18. Rad1 Qe7 19. bxc4 Rd8) 18. exf6 {1-0 (18) Kareem,A-Turner,K Thessaloniki 1984}) 6... Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 h6 11. c3 Qc7 12. Re1 b6 13. Ne5 Bb7 14. a4 (14. Bf4 $16) 14... c5 15. Bb5+ Ke7 16. a5 Rhd8 17. a6 Bd5 18. Bf4 (18. c4 $5 {[%cal Rc4d5]} cxd4 19. cxd5 (19. Qxd4 Bxe5 20. Qxe5 Qxe5 $17) 19... Bxe5 20. dxe6) 18... Rac8 19. Qd2 g5 20. Bg3 {Martinez,I (2055)-Daggupati,B (2311) Charlotte 2020 ½-½ (43)}) (5... c5 6. dxc5 Bxc5 7. Nc3 Be7 8. e4 Nxe4 9. Nxe4 dxe4 10. Bxe4) ({RR} 5... Nbd7 6. b3 Be7 7. Bb2 b6 8. Nbd2 Bb7 9. Ne5 c5 10. f4 O-O 11. Qf3 Rc8 12. a3 Rc7 13. Rad1 c4 14. bxc4 dxc4 15. Be4 Bxe4 16. Nxe4 c3 17. d5 cxb2 18. d6 Nc5 19. dxc7 Qxc7 20. Qe2 {Secula,V-Ulrich,H Hamburg 1980 ½-½}) ({RR} 5... Nbd7 6. b3 Bd6 7. Bb2 O-O 8. Nbd2 Qc7 9. c4 b6 10. Rc1 Bb7 11. Qe2 Rfe8 12. a3 e5 13. cxd5 Nxd5 14. g3 Qb8 15. Be4 c5 16. Qd3 N5f6 17. Bxb7 Qxb7 18. dxc5 Nxc5 19. Qe2 e4 20. Nh4 {Rodriguez Vargas,O (2445)-Garcia Padron,J (2410) Cordoba 1995 ½-½}) ({RR} 5... Bd6 6. Nbd2 Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 h6 11. c3 Qc7 12. Re1 b6 13. Ne5 Bb7 14. a4 c5 15. Bb5+ Ke7 16. a5 Rhd8 17. a6 Bd5 18. Bf4 Rac8 19. Qd2 g5 20. Bg3 {Martinez,I (2055)-Daggupati,B (2311) Charlotte 2020 ½-½ (43)}) ({RR} 5... Be7 6. Nbd2 Nbd7 7. b3 O-O 8. Bb2 c5 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 f6 12. Qh5 f5 13. Rf3 Rf7 14. Rh3 Nf8 15. Qf3 Qb6 16. c4 d4 17. exd4 cxd4 18. Qf2 Bc5 19. Nf3 Rd7 20. Kh1 {Heredero Gascon,E (1795)-Guzman Pino,D Santa Clara 2017 0-1 (74)}) ({RR} 5... Bd6 6. b3 O-O 7. Bb2 Nbd7 8. Nbd2 Re8 9. Ne5 Nf8 10. Ndf3 Ne4 11. c4 Nf6 12. Ng5 Bxe5 13. dxe5 N6d7 14. Qh5 g6 15. Qh6 Nc5 16. Bc2 b6 17. f4 f5 18. exf6 {1-0 (18) Kareem,A-Turner,K Thessaloniki 1984}) 6. c3 {D05: Colle System with ...e6.} Bg7 7. Nbd2 O-O 8. Re1 $146 {White is slightly better.} (8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nd7 11. Bf4 Nf6 12. Bc2 Nd5 13. Be5 Bxe5 14. Nxe5 {½-½ (27) Mentz,T (1399)-Foeing,A (1620) Playchess.com INT 2020}) 8... Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. Bg5 Qb6 13. Bxf6 Bxf6 14. Qb3 Bd7 (14... Rd8 {seems wilder.} 15. Qa3 Qc7 16. Rad1 Be7) 15. Qxb6 axb6 16. g3 Rfd8 17. a3 (17. Ne5 {with more complications.} b5 18. f4 Be8 19. Kf2) 17... Be8 18. Rad1 Kf8 19. h4 h6 (19... h5 {is interesting.} 20. Ne5 b5 21. f4 Rac8) 20. Nh2 Bg7 21. f4 Rac8 {[%cal Ba8c8,Bc8c7,Bc7d7][%mdl 32]} 22. Bg2 Rc7 23. Nf3 Rcd7 24. Ne5 Bxe5 25. fxe5 c5 {[%cal Rc5d4]} 26. Re4 Rc7 27. Rf4 Ba4 28. Rd2 Bc6 {Against d5} 29. Bh3 {[#] Strongly threatening Bxe6.} Ke7 30. Rdf2 Be8 31. Rd2 Rcd7 32. Bg2 Rc7 33. Kf2 Bc6 34. Bxc6 bxc6 {[%mdl 4096] Endgame KRR-KRR} 35. Ke3 cxd4+ 36. Rfxd4 Rd5 37. Rxd5 $6 {Inaccuracy. Ke4 was best.} (37. Kf4 {remains equal.}) (37. Ke4) 37... exd5 {KR-KR} 38. Kf4 {[%cal Bc3c4]} Ke6 39. Re2 $6 {Inaccuracy. Rf2 was best.} (39. b3 $17 {was worth a try.}) (39. Rf2 b5) 39... Ra7 $19 40. Kf3 h5 41. Re3 Ra4 42. Re2 Rg4 $6 {Inaccuracy. c5 was best.} (42... c5 43. Re1 b5 44. Re3 Rg4 45. b3 c4 46. Re1 cxb3 47. Rb1 Rc4 48. Rxb3) 43. b3 g5 $6 {Inaccuracy. c5 was best.} (43... b5 $19 44. Ra2 Kxe5 45. Re2+ Kd6) (43... c5 44. a4 d4 45. cxd4 Rxd4 46. Re3 Kf5 47. Kf2 Rd5 48. Rf3+ Kxe5 49. Rxf7) 44. hxg5 $17 Rxg5 45. Kf4 $4 {Blunder. Rh2 was best.} (45. Rh2 Rf5+) 45... Rf5+ {Weighted Error Value: White=0.19 (very precise) /Black=0.09 (flawless) PRECISÃO LICHESS: BRANCAS 89% PRETAS 95%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.5"]
[White "Carlos Frederico B. de Olivei"]
[Black "Fucs, Paulo Moses"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1771"]
[BlackElo "2060"]
[Annotator "Stockfish 16.1"]
[PlyCount "82"]
[EventDate "2024.??.??"]

{[%evp 12,82,0,0,44,34,69,65,71,17,14,19,59,59,96,50,46,25,33,33,43,35,51,41,114,37,46,7,10,0,0,-10,4,4,4,0,0,0,0,0,2,-456,3,0,6,5,5,5,6,0,0,0,0,-7,-8,-7,-12,-12,-37,-112,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 Nc6 7. Bg2 Qd8 {A34: Symmetrical English: 2 Nc3, lines with ...d5.} (7... Bg4 8. O-O {[%cal Bd2d4]} Qd7 {Inhibits d4.} 9. d3 e5 10. Be3 Rc8 11. Qa4 Bd6 12. Rfe1 {[%cal Bh2h3]} b6 13. h3 (13. a3 {remains equal.}) 13... Bf5 (13... Bxh3 $17 14. Bxh3 Qxh3) 14. Ng5 Be7 15. Kh2 h6 16. Ne4 Be6 17. Rab1 O-O 18. a3 f5 19. Nc3 f4 20. Bd2 Bg5 (20... a6 $17) 21. g4 (21. Ne4 $15) 21... Bh4 22. Bxc6 {Fioramonti,H (2330)-Lautier,J (2620) Switzerland 1994 0-1 (35)} (22. Ne4 $17 {keeps fighting.})) (7... g6 8. O-O Bg7 9. Re1 O-O 10. d3 Bg4 11. Rb1 (11. Ng5 Qd8 12. Bd2) 11... Qd7 (11... Qxa2 $17 12. Bd2 Qa6) 12. a3 Rac8 {[%cal Bc5c4]} 13. b4 cxb4 (13... c4 $5 14. dxc4 Qxd1 15. Rxd1 Bf5 $17) 14. axb4 Nd4 15. Nxd4 Bxd4 16. Qb3 (16. Bb2) 16... Be6 (16... Bc3 17. Bh6 Bxe1 18. Bxf8 Be6) 17. Qa3 $17 Rc3 18. Qa5 b6 19. Qg5 Rfc8 (19... Rc2 $17 20. Be3 Bf6) 20. Bb2 Rc2 (20... R3c7 $5 {[%cal Re6a2]}) 21. Bxd4 Qxd4 22. Qxe7 {Rodchenkov,V (2330)-Onslow,A (2077) Chess.com INT 2022 0-1 (89)}) ({RR} 7... Bg4 8. O-O Qd7 9. d3 e5 10. Be3 Rc8 11. Qa4 Bd6 12. Rfe1 b6 13. h3 Bf5 14. Ng5 Be7 15. Kh2 h6 16. Ne4 Be6 17. Rab1 O-O 18. a3 f5 19. Nc3 f4 20. Bd2 Bg5 21. g4 Bh4 22. Bxc6 {Fioramonti,H (2330)-Lautier,J (2620) Switzerland 1994 0-1 (35)}) ({RR} 7... g6 8. O-O Bg7 9. Re1 O-O 10. d3 Bg4 11. Rb1 Qd7 12. a3 Rac8 13. b4 cxb4 14. axb4 Nd4 15. Nxd4 Bxd4 16. Qb3 Be6 17. Qa3 Rc3 18. Qa5 b6 19. Qg5 Rfc8 20. Bb2 Rc2 21. Bxd4 Qxd4 22. Qxe7 {Rodchenkov,V (2330)-Onslow,A (2077) Chess.com INT 2022 0-1 (89)}) 8. O-O {[%cal Bd2d4]} e6 $146 (8... e5 9. b4 $5 (9. d3 Be7 10. Be3 O-O (10... Rb8 11. Rc1 {Qa4 is the strong threat.} b6 12. b4 {Black must now prevent b5.} Nxb4 13. Nxe5 {Threatens to win with a3.} Bd6 (13... O-O $14) 14. Nc4 $16 Bc7 15. d4 {Strongly threatening d5.} b5 (15... Be6 $16 {might work better.}) 16. Ne5 $18 O-O 17. Rxc5 Bd6 18. a3 (18. Qb1) 18... Bxe5 (18... Bxc5 19. axb4 Bd6) 19. dxe5 $18 Na6 20. Qxd8 Rxd8 21. Rc3 Bb7 22. Bxa7 Bxg2 23. Kxg2 {Golcman,E (2290)-Snajdr,J (2002) Plzen 2009 1-0}) 11. Rc1 Qb6 12. Rb1 (12. Qa4) 12... Be6 $15 13. b3 Qc7 14. Rc1 Nd4 $2 (14... b6 $15 {stays ahead.}) 15. Bxd4 exd4 16. Nxd4 Bd7 17. Nf3 Bc6 (17... Qb6) 18. Qc2 Rfe8 (18... Rad8 $16) 19. d4 $18 cxd4 (19... Rad8) 20. Nxd4 $18 Bg5 21. e3 Rac8 22. Nxc6 bxc6 23. Qxc6 {Apresyan,L-Tuitebaeva,D Menorca 1996 ½-½ (46)})) ({RR} 8... e5 9. d3 Be7 10. Be3 O-O 11. Rc1 Qb6 12. Rb1 Be6 13. b3 Qc7 14. Rc1 Nd4 15. Bxd4 exd4 16. Nxd4 Bd7 17. Nf3 Bc6 18. Qc2 Rfe8 19. d4 cxd4 20. Nxd4 Bg5 21. e3 Rac8 22. Nxc6 bxc6 23. Qxc6 {Apresyan,L-Tuitebaeva,D Menorca 1996 ½-½ (46)}) ({RR} 8... e5 9. d3 Be7 10. Be3 Rb8 11. Rc1 b6 12. b4 Nxb4 13. Nxe5 Bd6 14. Nc4 Bc7 15. d4 b5 16. Ne5 O-O 17. Rxc5 Bd6 18. a3 Bxe5 19. dxe5 Na6 20. Qxd8 Rxd8 21. Rc3 Bb7 22. Bxa7 Bxg2 23. Kxg2 {Golcman,E (2290)-Snajdr,J (2002) Plzen 2009 1-0}) 9. d3 Be7 {White is slightly better.} 10. Bd2 $6 {Inaccuracy. Be3 was best.} (10. Be3) 10... O-O 11. Bc3 {Prevents e5.} f6 $146 (11... Qc7 12. a3 Bd7 13. Rc1 Qb6 14. Qd2 Rac8 15. d4 cxd4 16. Nxd4 Rfd8 17. Rfd1 h6 18. Qe1 Be8 19. Bxc6 Bxc6 {1-0 (29) Seliverstov,V (2455)-Kretov,E (2246) Moscow 2016}) 12. d4 Qb6 13. dxc5 Bxc5 14. e3 Rd8 15. Qe2 Bd7 16. a3 Be8 17. b4 Be7 $6 {Inaccuracy. Bf8 was best. [#]} (17... Bf8 18. Nd4 Ne7 19. Bh3 Bf7 20. Nb3 e5 21. Na5 Nc6 22. Rfc1 Nxa5 23. bxa5) 18. Nd4 $6 {Inaccuracy. Qc4 was best.} (18. Qc4 Rd6 19. Rfc1 Nd8 20. Nd4 Rd7 21. Nf5 Rc7 22. Nxe7+ Rxe7 23. Qb3 Rc7) 18... e5 $14 19. Nxc6 Bxc6 20. Qc4+ Kf8 {aiming for ...Bxg2.} 21. Bxc6 Qxc6 (21... Rac8 {with more complications.} 22. Rfc1 Qxc6 23. Qg4 Qc4) 22. Qxc6 bxc6 23. Rfd1 c5 24. bxc5 Bxc5 25. Bb4 Be7 26. Bc5 $4 {[%mdl 8192] Blunder. Bxe7+ was best.} (26. Rxd8+ {and White has nothing to worry.} Rxd8 27. Kg2) (26. Bxe7+ Kxe7 27. Rdc1 Rac8 28. Rxc8 Rxc8 29. Rb1 Kd6 30. Kg2 Rc3 31. Rb7 Rc7) 26... Ke8 $4 {Blunder. Rxd1+ was best.} (26... Bxc5 $19 27. a4 Rac8) (26... Rxd1+ 27. Rxd1 Bxc5 28. a4 Ke7 29. Rb1 Rd8 30. h4 Bd6 31. Rb5 h5 32. Kg2) 27. Bxe7 Rxd1+ 28. Rxd1 Kxe7 {[%mdl 4096] Endgame KR-KR} 29. Rb1 Rd8 30. Kf1 Ke6 31. Rb7 Rd7 32. Rxd7 Kxd7 {KP-KP} 33. Ke2 Kc6 34. Kd3 $1 Kb5 {[#] Hoping for ...Ka4.} 35. Kc3 $4 {Blunder. f4 was best.} (35. f4) 35... e4 $4 {Blunder. Ka4 was best.} (35... Ka4 36. Kb2 e4 37. Ka2 h5 38. Kb2 a5 39. Ka2 g5 40. h3 Kb5 41. Kb3) 36. Kb3 {The position is equal.} f5 37. h4 g6 (37... h5 $5) 38. a4+ Kc5 39. Kc3 h6 40. Kb3 g5 41. hxg5 hxg5 {Weighted Error Value: White=0.35/Black=0.39 PRECISÃO LICHESS: BRANCAS 86% PRETAS 86%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.6"]
[White "Bruno Leonardo do Nasc. Dias"]
[Black "Martinelli, Ricardo Rocha"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2017"]
[BlackElo "1732"]
[Annotator "Stockfish 16.1"]
[PlyCount "81"]
[EventDate "2024.??.??"]

{[%evp 9,80,-2,3,-6,7,-24,-22,-25,-7,-14,12,8,29,-39,-2,-28,-18,-45,-39,-40,-12,-86,-66,-119,-107,-112,-68,-97,-97,-95,-98,-129,-135,-173,-148,-188,-189,-192,-144,-194,-146,-183,-174,-187,-187,-177,-165,-161,-87,-157,-98,-91,-78,-103,-85,-130,6,5,59,10,64,9,300,271,537,528,520,532,29996,29997,29997,29997,29999]} 1. e4 c5 2. Nf3 Nc6 3. Be2 e5 4. O-O (4. Bc4 Be7 5. Nc3 Nf6 6. d3 O-O 7. O-O d6 8. a3 Be6 9. Nd5 Nd4 10. Nxf6+ Bxf6 11. c3 Nxf3+ 12. Qxf3 Qe7 13. Qd1 Bg5 14. Bxg5 Qxg5 15. f3 Rae8 16. Qb3 Re7 17. Rae1 b6 18. Bxe6 Rxe6 {Olivier,E (2377)-Snuggles (2507) Playchess.com INT 2008 1-0 (72)}) ({RR} 4. Bc4 Be7 5. Nc3 Nf6 6. d3 O-O 7. O-O d6 8. a3 Be6 9. Nd5 Nd4 10. Nxf6+ Bxf6 11. c3 Nxf3+ 12. Qxf3 Qe7 13. Qd1 Bg5 14. Bxg5 Qxg5 15. f3 Rae8 16. Qb3 Re7 17. Rae1 b6 18. Bxe6 Rxe6 {Olivier,E (2377)-Snuggles (2507) Playchess.com INT 2008 1-0 (72)}) 4... d6 $6 {Inaccuracy. Nf6 was best.} (4... Nf6 5. Nc3 Be7 6. Re1 O-O 7. Bc4 d6 8. d3 Be6 9. Bd2) 5. d3 (5. c3 Bg4 6. d3 Nf6 7. Na3 Be7 8. Nc4 Bxf3 9. Bxf3 b5 10. Ne3 O-O 11. Nf5 g6 12. Ne3 Rc8 13. g4 b4 14. Kh1 a5 15. Rg1 Ne8 16. Nd5 Bh4 17. Bh6 Bg5 18. Bxf8 Kxf8 19. Rg2 Ne7 {Alexander,A (1688)-Carvajal Diaz,A (1378) Internet 2022 1-0 (55)}) ({RR} 5. c3 Bg4 6. d3 Nf6 7. Na3 Be7 8. Nc4 Bxf3 9. Bxf3 b5 10. Ne3 O-O 11. Nf5 g6 12. Ne3 Rc8 13. g4 b4 14. Kh1 a5 15. Rg1 Ne8 16. Nd5 Bh4 17. Bh6 Bg5 18. Bxf8 Kxf8 19. Rg2 Ne7 {Alexander,A (1688)-Carvajal Diaz,A (1378) Internet 2022 1-0 (55)}) 5... Nf6 6. c3 $146 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} (6. h3 h6 7. c3 Be7 8. Be3 {[#]} (8. d4) 8... O-O (8... d5 $1 $17) 9. Nbd2 {[#]} (9. c4) 9... Be6 (9... d5 $1 $17 {[%cal Rd5d4] Threatens to win with ...d4.} 10. exd5 Nxd5) 10. Nh2 (10. d4 $15) 10... Nh7 (10... d5 $17 {White must now prevent ...d4.} 11. f4 d4 12. cxd4 cxd4) 11. Bg4 Bxg4 12. Qxg4 Bg5 13. Nc4 b5 14. Na3 b4 15. Nc4 a5 16. Nf3 Nf6 (16... Bxe3 {keeps the balance.} 17. fxe3 Nf6) 17. Bxg5 $16 hxg5 18. Qxg5 Nh7 19. Qg3 f6 (19... a4 {keeps fighting.} 20. cxb4 cxb4) 20. Nh4 $18 Ne7 {Staben,T-Sonnenberg,U Mecklenburg VP 2003 1-0 (36)}) (6. Bg5 Be6 7. c3 Be7 (7... h6 $5 {[%cal Rh6g5]} 8. Bxf6 Qxf6) 8. Nbd2 Qb6 9. Qc2 Rc8 10. h3 a6 11. Nc4 Qc7 12. Ne3 b5 13. Rfd1 O-O 14. Nh2 Nd7 15. f4 exf4 16. Bxf4 Nde5 17. Rf1 Ng6 18. Bg3 $1 Qd7 19. Bg4 Nce5 20. Bf5 Bd8 {Glavan,S (2285)-Tondo,S (1900) Caorle 1989 1-0 (37)}) ({RR} 6. h3 h6 7. c3 Be7 8. Be3 O-O 9. Nbd2 Be6 10. Nh2 Nh7 11. Bg4 Bxg4 12. Qxg4 Bg5 13. Nc4 b5 14. Na3 b4 15. Nc4 a5 16. Nf3 Nf6 17. Bxg5 hxg5 18. Qxg5 Nh7 19. Qg3 f6 20. Nh4 Ne7 {Staben,T-Sonnenberg,U Mecklenburg VP 2003 1-0 (36)}) ({RR} 6. Bg5 Be6 7. c3 Be7 8. Nbd2 Qb6 9. Qc2 Rc8 10. h3 a6 11. Nc4 Qc7 12. Ne3 b5 13. Rfd1 O-O 14. Nh2 Nd7 15. f4 exf4 16. Bxf4 Nde5 17. Rf1 Ng6 18. Bg3 Qd7 19. Bg4 Nce5 20. Bf5 Bd8 {Glavan,S (2285)-Tondo,S (1900) Caorle 1989 1-0 (37)}) 6... Be7 7. Re1 O-O 8. Bf1 {The position is equal.} Bg4 {[%cal Bc8g4,Bg4h5,Bh5g6][%mdl 32]} 9. h3 Bh5 10. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4e3,Be3d5][%mdl 32]} h6 11. b3 $6 $146 {Inaccuracy. Nc4 was best.} (11. Nc4 Bg6 (11... b5 12. Ne3 Rb8 13. Nf5 Re8 14. a4 a6 15. Be3 b4 16. a5 bxc3) 12. Ne3 Nh7 13. Nd5 b6 14. g3 f5 15. Bg2 Rc8 16. a4 Kh8 17. Nxe7 Nxe7 18. exf5 Bxf5 {1-0 (47) Menvielle Laccourreye,A (2295)-Prada Rubin,F (2170) Las Palmas 1997}) 11... Nh7 {[%cal Bf6h7,Bh7g5,Bg5e6,Be6f4][%mdl 32]} 12. g4 Bg6 13. Nc4 b5 14. Ne3 Ng5 15. Nh2 $6 {Inaccuracy. Nd5 was best.} (15. Nd5 Nxf3+) 15... b4 16. Bb2 (16. cxb4 $15 Nxb4 17. Bd2) 16... bxc3 17. Bxc3 Nd4 18. Bxd4 cxd4 (18... exd4 $6 19. Nd5) 19. Nd5 Ne6 20. Bg2 Bg5 21. Nf1 {[%cal Bh2f1,Bf1g3,Bg3f5][%mdl 32]} Nf4 22. Ng3 Nxd5 23. exd5 Bh4 24. Nf5 Bg5 $6 {Inaccuracy. Rc8 was best. Against Rc1} (24... Rc8 25. Be4 Rc3 26. Rf1 Bh7 27. b4 g6 28. Ng3 f5 29. Bg2 h5 30. Ne2) 25. Be4 $6 {Inaccuracy. b4 was best.} (25. b4) 25... Rc8 26. b4 Bh7 27. a4 g6 28. Ng3 Bh4 (28... Bf4 $19 29. Ne2 Bg5) 29. Rc1 (29. b5) 29... Rxc1 (29... Rc3 30. Bf3 f5) 30. Qxc1 $17 f5 31. Bf3 Bg5 32. Qc6 Qb8 $2 {Mistake. Bd2 was best.} (32... h5 $17 {[%cal Be5e4] And now ...e4! would win.} 33. gxh5 gxh5) (32... Bd2) 33. b5 {aiming for a5.} Bd2 (33... Qd8) 34. Re2 Bb4 (34... Ba5) 35. Qd7 $6 {Inaccuracy. Rc2 was best.} (35. Rc2 Qd8) 35... Re8 $4 {[%mdl 8192] Blunder. Qd8 was best.} (35... Qd8 36. Qxa7 Bc5 37. Qb7 Rf7 38. Qa6 Ra7 39. Qc6 Rc7 40. Qa6) 36. gxf5 {[%cal Bg4f5,Bf5g6][%mdl 32] Threatening mate with f6.} Rf8 $2 {Mistake. Qd8 was best.} (36... Qd8 37. Qxd8 (37. Qxa7 Bc5) 37... Rxd8 38. fxg6 Bxg6 39. Be4 Be8 40. Rc2 Bc5 41. f3 Bd7 42. Nh5) 37. Qe6+ $18 Kg7 38. fxg6 Bg8 $4 {Checkmate is now unavoidable. Bxg6 was best.} (38... Bxg6 39. Nh5+) 39. Nh5+ {White mates.} Kh8 40. Qe7 {[%csl Gh5][%cal Re7g7]} Qc8 41. Qg7# {Weighted Error Value: White=0.28 (precise) /Black=0.60 PRECISÃO LICHESS: BRANCAS 93% PRETAS 84%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.7"]
[White "Murillo, Costa Rodrigues Jr"]
[Black "Dias, Matheus Braga"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1722"]
[BlackElo "2011"]
[Annotator "Stockfish 16.1"]
[PlyCount "70"]
[EventDate "2024.??.??"]

{[%evp 12,70,0,-14,12,11,34,19,17,18,30,8,9,-25,68,64,62,67,96,88,115,102,117,110,162,1,8,-153,-139,-130,-111,-156,-172,-246,-238,-249,-245,-235,-186,-373,-372,-370,-288,-264,-219,-322,-295,-285,-278,-282,-222,-325,-330,-325,-305,-356,-304,-500,-504,-496,-369]} 1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. c3 Nc6 5. d3 e6 6. O-O Be7 7. Nbd2 O-O {B50: Sicilian: 2...d6, Miscellaneous.} 8. d4 Qc7 9. Bd3 cxd4 {The position is equal.} 10. cxd4 e5 11. d5 Nb4 12. Bb1 Bg4 $6 {Inaccuracy. a5 was best.} (12... a5) 13. a3 $14 Na6 14. b4 $146 (14. Re1 Rac8 15. h3 Bh5 16. b4 Qd7 17. Bb2 Rc7 18. Nf1 Rfc8 19. Bd3 Nb8 20. Bc1 $16 (20. b5 {1-0 (55) Volas,N (2169)-Pokrajac,M (2028) Belgrade 2003} b6 21. Ng3 Bg6 22. Nh4 Qd8 23. Nhf5 Nbd7 24. a4 Nc5 25. Bb1 (25. Nxe7+ $14 Qxe7 26. Rc1) 25... Nb7 (25... Bf8 $15) 26. Bd3 Nd7 (26... Bxf5 27. Nxf5 g6 28. Nxe7+ Qxe7) 27. Rc1 Ndc5 28. Bf1 (28. Nxe7+ $14 Qxe7 29. Bb1) 28... Bg5 {Volas,N (2169)-Pokrajac,M (2028) Belgrade 2003 1-0 (55)})) ({RR} 14. Re1 Rac8 15. h3 Bh5 16. b4 Qd7 17. Bb2 Rc7 18. Nf1 Rfc8 19. Bd3 Nb8 20. b5 b6 21. Ng3 Bg6 22. Nh4 Qd8 23. Nhf5 Nbd7 24. a4 Nc5 25. Bb1 Nb7 26. Bd3 Nd7 27. Rc1 Ndc5 28. Bf1 Bg5 {Volas,N (2169)-Pokrajac,M (2028) Belgrade 2003 1-0 (55)}) 14... Qd7 15. Re1 Rac8 16. Bb2 Rfd8 17. Bd3 Nh5 (17... Rc7 $16) 18. Nf1 $2 {Mistake. h3 was best. [#]} (18. h3 Nf4 19. Bf1 Bh5 20. Kh2 Bg6 21. Nc4 Nh5 22. Qb3 Nf6 23. Nfd2 Nh5) 18... Nf4 19. Ne3 $4 {Blunder. Bb1 was best.} (19. Bb1 Nc7) 19... Bxf3 $17 20. gxf3 Nc7 21. Nf5 $6 {Inaccuracy. Bf1 was best.} (21. Bf1) 21... g6 22. Nh6+ $6 {Inaccuracy. Ng3 was best.} (22. Ng3 Nh3+) 22... Kg7 $19 23. Ng4 h5 24. Ne3 Bh4 $6 {[%cal Be7h4,Bh4f2,Bf2b6,Bb6d4][%mdl 32] Inaccuracy. Nh3+ was best.} (24... Nh3+ 25. Kg2 Nb5 26. Bf1 Nc3 27. Qd2 Na4 28. Bc1 Bg5 29. Kh1 Kh7 30. Qe2) 25. Ng2 $4 {Blunder. Bf1 was best.} (25. Bf1) 25... Nh3+ 26. Kf1 Bxf2 $6 {Inaccuracy. Nxf2 was best.} (26... Nxf2 27. Qb3 Nxd3 28. Qxd3 Bxe1 29. Rxe1 Qb5 30. Ke2 Qxd3+ 31. Kxd3 Na8 32. f4) 27. Re2 Bb6 28. Qd2 (28. a4) 28... f6 {[%cal Bh5h4]} (28... Ng1 29. Re3 Nh3 30. f4 $15) 29. Bc1 {[#] Qh6+ is the strong threat.} g5 30. Qe1 Kf7 (30... Ng1 $2 31. Ne3 Nxe2 32. Nf5+ Kh8 33. Qxe2 $19) 31. Qg3 $6 {Inaccuracy. a4 was best.} (31. a4 Ng1 32. Rf2 Bxf2 33. Qxf2 Nh3 34. Qxa7 Nf4 35. Nxf4 gxf4 36. Ke1 f5) 31... Bd4 32. Rb1 Rg8 33. Be3 Nf4 34. Bxf4 $2 {Mistake. Bxd4 was best.} (34. Bxd4 Nxe2 (34... Nxd3 35. Bb2 Nxb2 36. Rexb2 Nb5 37. Ne3 Rc3 38. Rb3 Rgc8 39. Rxc3 Rxc3) 35. Bxe2) 34... exf4 35. Qe1 Nb5 $2 {Mistake. Qh3 was best. Weighted Error Value: White=0.53/Black=0.26 (precise) PRECISÃO LICHESS: BRANCAS 86% PRETAS 16%} (35... Qh3 36. Rb3 Qxh2 37. Rf2 g4 38. Nxf4 Qxf4 39. Bc4 Nb5 40. fxg4 Rxg4) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.8"]
[White "Pessoa, Vitor Henrique Leop"]
[Black "Luiz, Felipe De Moraes"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1998"]
[BlackElo "1715"]
[Annotator "Stockfish 16.1"]
[PlyCount "34"]
[EventDate "2024.??.??"]

{[%evp 20,34,-72,-125,-117,-122,-78,-72,0,0,437,5,15,0,164,-108,0]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. f3 O-O 8. Qd2 d5 9. exd5 $6 {Inaccuracy. O-O-O was best.} (9. O-O-O dxe4 10. Nxc6 Qxd2+ 11. Bxd2 bxc6 12. Nxe4 Nxe4 13. fxe4 Bg4 14. Re1 Be6) 9... Nxd5 10. Nxc6 bxc6 11. Bd4 $6 {Inaccuracy. Nxd5 was best.} (11. Nxd5 Qxd5 (11... cxd5 12. c3 Qa5 13. a3 Ba6 14. Kf2 Rfd8 15. Bxa6 Qxa6 16. Rhe1 e5) 12. Qxd5 cxd5 13. O-O-O) 11... e5 $17 {B34: Sicilian: Accelerated Dragon with 5 Nc3: sidelines.} 12. Bc5 Re8 {[%cal Be5e4]} 13. O-O-O Be6 $2 {Mistake. Qa5 was best.} (13... Qa5 14. Nxd5 Qxc5 15. Nc7 Bf5 16. b4 Qb6 (16... Qe7 $17 17. Nxa8 Rxa8) 17. Nxa8 Rxa8 18. Bc4 {Black must now prevent g4.} a5 $2 {[%mdl 8192]} (18... h5) 19. g4 $18 Be6 20. Bxe6 $1 fxe6 21. c3 $2 (21. Qd6 $18) 21... axb4 22. cxb4 e4 {aiming for ...Qa7.} 23. Rhe1 $1 {[%cal Re1e4]} e3 $2 (23... exf3 24. Rxe6 Rf8) 24. Qd6 $1 $18 {[%cal Rd6e6]} Kh8 (24... Re8) 25. Rd3 $2 (25. a3 $18) 25... Qa6 $16 26. a3 Qc4+ 27. Kd1 $1 c5 $2 (27... Bf6 $16 {was worth a try.}) 28. Rexe3 {Pinero,C (2284)-Troff,K (2490) chess.com INT 2024 1-0 (56)}) ({RR} 13... Qa5 14. Nxd5 Qxc5 15. Nc7 Bf5 16. b4 Qb6 17. Nxa8 Rxa8 18. Bc4 a5 19. g4 Be6 20. Bxe6 fxe6 21. c3 axb4 22. cxb4 e4 23. Rhe1 e3 24. Qd6 Kh8 25. Rd3 Qa6 26. a3 Qc4+ 27. Kd1 c5 28. Rexe3 {Pinero,C (2284)-Troff,K (2490) chess.com INT 2024 1-0 (56)}) 14. Ne4 $146 (14. Bc4 Qh4 15. Bxd5 cxd5 16. Nxd5 {keeps fighting.} (16. Kb1 Qc4 (16... Rec8 17. Ba3 (17. Bf2 Qc4 18. Qd3 d4 19. Qxc4 Bxc4 20. Ne4 Rc6 21. Rhe1 (21. c3 f5 22. Nd2 Bd3+ 23. Ka1 dxc3 24. bxc3 Rxc3 25. Nb3 $19 (25. Nb1 e4 26. Kb2 Rb8+ {0-1 (26) Khamdamova,A (2327)-Bernat,D (1862) Chess.com INT 2024}))) 17... Qc4 18. Qe2) 17. Nxd5 Qxc5) 16... Qc4 17. Ne7+ Kh8 18. Qa5) ({RR} 14. Bc4 Qh4 15. Bxd5 cxd5 16. Kb1 Rec8 17. Bf2 Qc4 18. Qd3 d4 19. Qxc4 Bxc4 20. Ne4 Rc6 21. c3 f5 22. Nd2 Bd3+ 23. Ka1 dxc3 24. bxc3 Rxc3 25. Nb1 e4 26. Kb2 Rb8+ {0-1 (26) Khamdamova,A (2327)-Bernat,D (1862) chess.com INT 2024}) 14... Qe7 $146 {Blunder. Qc7 was best.} (14... Qc7 15. Bd6 Qb6 16. Bc5 Qc7) ({RR} 14... Qc7 15. Kb1 Red8 {½-½ (15) Hoffmann,J-Overbeck,C Wiesbaden 2000}) ({RR} 14... Qc7 15. Kb1 h6 16. Bc4 Rad8 17. Bb3 Rd7 18. Qf2 f5 19. Nc3 Red8 20. Ka1 Bf7 21. Nb1 Qb7 22. g3 a5 23. a4 Nb4 24. Bxf7+ Kxf7 25. Rxd7+ Qxd7 26. Na3 Qd5 27. b3 e4+ 28. Kb1 Qd1+ {0-1 (28) Limbu,C (1755)-Muniz Pardino,A (2103) Hong Kong 2013}) ({RR} 14... f5 15. Nd6 Qh4 16. g3 Qa4 17. Bc4 Reb8 18. Ba3 Nc7 19. Bb3 Bxb3 20. axb3 Qa6 21. Rhe1 Rd8 22. Qb4 Ne6 23. Qh4 Rd7 24. Nc4 Rad8 25. Rxd7 Rxd7 26. Kb1 Qb5 27. g4 Nd4 28. Qg3 f4 29. Qf2 {Sanchez Repullo,D-Garcia,S Asturias 1996 0-1 (35)}) 15. Qa5 $4 {Blunder. Bxe7 was best.} (15. Bxe7 Nxe7 (15... Rxe7 16. Bc4 a5 17. a4 Rb7 18. b3 Rb4 19. c3 Rb6 20. Rhe1 Rb7) 16. Kb1) 15... Qd8 16. Qd2 Qc8 $4 {Blunder. Qc7 was best.} (16... Qc7) 17. Nc3 $4 {Blunder. Nd6 was best.} (17. Nd6 Qc7 (17... Qb8 18. Nxe8 Qxe8 19. Bc4 a5 20. Rhe1 a4 21. Bd6 e4 22. Rxe4 a3) 18. Nxe8 Rxe8 19. Bc4) 17... Qd8 $6 {[%mdl 32768] Inaccuracy. Nxc3 was best. Weighted Error Value: White=1.46/Black=1.35. Loss on time!? PRECISÃO LICHESS: BRANCAS 74% PRETAS 70%} (17... Qc7 $17 18. Ne4 Rad8) (17... Nxc3) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.9"]
[White "Waldefran, Clementino Chagas"]
[Black "Jorge Ant. Torres Chaves"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1712"]
[BlackElo "1985"]
[Annotator "Stockfish 16.1"]
[PlyCount "77"]
[EventDate "2024.??.??"]

{[%evp 9,77,21,50,54,93,98,100,35,71,41,80,79,80,74,77,66,89,64,129,45,45,50,91,30,25,25,48,42,116,3,72,-26,-12,-12,-4,-10,0,-5,-3,-6,0,0,24,16,35,30,59,62,169,59,156,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 a6 (5... e5 6. Nf3 exd4 7. Qxd4 Nf6 8. Nc3 Qe6+ 9. Be2 Nc6 10. Qe3 Be7 11. O-O O-O 12. h3 a6 13. Rd1 h6 14. Qxe6 Bxe6 15. Be3 Rac8 16. Nd4 Nxd4 17. Bxd4 Bc5 18. Bf3 Bxd4 19. Rxd4 Rc7 20. Rad1 g5 21. a4 Kg7 22. Rb4 Bc8 23. Rd6 Re7 24. Kh2 {[%cal Bd6f6] Black must now prevent Rxf6!} Rfe8 25. a5 {[%cal Bd6f6]} h5 26. Rxf6 Kxf6 27. Nd5+ Kg6 28. Nxe7+ Rxe7 29. Rb6+ f6 30. b4 (30. g4 $5 {[%cal Rg4h5]}) 30... g4 31. hxg4 hxg4 32. Bd5 Kg5 33. Rd6 f5 34. Rd8 Rh7+ 35. Kg1 {Mamedov,R (2646)-Wang,H (2722) Baku 2022 ½-½}) (5... e6 6. a3 (6. Nc3 Bb4 7. a3 Bxc3+ 8. bxc3 Nf6 {Inhibits Qg4.} 9. Nf3 {Prevents e5.} O-O {[%cal Be6e5]} 10. Bd3 b6 11. Bg5 (11. c4 $16 Qd8 12. a4) 11... Nbd7 12. O-O Bb7 13. c4 Qc6 (13... Qd6) 14. Re1 $14 h6 15. Bh4 Rac8 16. Rc1 Rfe8 17. Bf1 Ne4 18. Ne5 (18. Nd2 $14 Nxd2 19. Qxd2) 18... Nxe5 $15 19. dxe5 Qc5 {[%cal Be8d8]} 20. Qc2 {De Souza,F (1276)-Mesquita,G (1975) Florianopolis BRA 2024 0-1}) 6... Nc6 7. Nf3 Nf6 8. Nc3 Qd8 9. Bc4 Bd6 10. O-O O-O 11. Re1 h6 12. h3 Ne7 13. Ne5 Bd7 14. Bf4 {[%cal Be5f7]} Bc6 15. Qd2 Ned5 (15... Nfd5 {remains equal.}) 16. Nxd5 (16. Bxh6 $1 $16 {Qg5 is the strong threat.} Nxc3 17. Qg5) 16... Nxd5 17. Bxh6 gxh6 18. Bxd5 Bxe5 19. Rxe5 Bxd5 20. Qxh6 {Li,S (2474)-Liang,C (2581) Wijk aan Zee 2001 ½-½}) ({RR} 5... e6 6. a3 Nc6 7. Nf3 Nf6 8. Nc3 Qd8 9. Bc4 Bd6 10. O-O O-O 11. Re1 h6 12. h3 Ne7 13. Ne5 Bd7 14. Bf4 Bc6 15. Qd2 Ned5 16. Nxd5 Nxd5 17. Bxh6 gxh6 18. Bxd5 Bxe5 19. Rxe5 Bxd5 20. Qxh6 {Li,S (2474)-Liang,C (2581) Wijk aan Zee 2001 ½-½}) ({RR} 5... e6 6. Nc3 Bb4 7. a3 Bxc3+ 8. bxc3 Nf6 9. Nf3 O-O 10. Bd3 b6 11. Bg5 Nbd7 12. O-O Bb7 13. c4 Qc6 14. Re1 h6 15. Bh4 Rac8 16. Rc1 Rfe8 17. Bf1 Ne4 18. Ne5 Nxe5 19. dxe5 Qc5 20. Qc2 {De Souza,F (1276)-Mesquita,G (1975) Florianopolis BRA 2024 0-1}) 6. Nc3 {B22: Sicilian: 2 c3.} Qd6 7. Nf3 Nf6 8. h3 $146 {[#]} (8. Bd3 {[%eval 108,0] 8.g3} g6 9. Be3 Bg7 10. Qd2 O-O 11. O-O Nc6 12. Bf4 Qd8 13. Bc4 Bg4 14. Ne5 (14. d5 Bxf3 15. gxf3) 14... Nxe5 (14... Qxd4 $17 15. Nxc6 Qxc4 16. Nxe7+ Kh8) 15. Bxe5 b5 16. Bb3 Bc8 17. Rac1 Bb7 18. Rfd1 Qd7 19. d5 Rac8 20. d6 exd6 21. Qxd6 Qxd6 22. Bxd6 Rfe8 {Binder,N-Koeller,H (1718) Ditzingen 2014 ½-½ (52)}) (8. g3 $16 e6 9. Bg2 Be7 10. Bf4 Qb6 11. Qd2 (11. Ne5 $16) 11... Nc6 12. O-O O-O 13. Rfd1 Nb4 (13... Rd8 {keeps the balance.}) 14. Ne5 $16 Nbd5 15. Nc4 (15. Bg5 $5 {[%cal Rg2d5]}) 15... Qd8 16. Nxd5 Nxd5 17. Bxd5 exd5 18. Ne3 $2 {[%mdl 8192] [#]} (18. Ne5 $15) 18... g5 $1 {0-1 (18) Opalic,D (1683)-Florjancic,R (1872) Sentjur 2013}) ({RR} 8. g3 e6 9. Bg2 Be7 10. Bf4 Qb6 11. Qd2 Nc6 12. O-O O-O 13. Rfd1 Nb4 14. Ne5 Nbd5 15. Nc4 Qd8 16. Nxd5 Nxd5 17. Bxd5 exd5 18. Ne3 g5 {0-1 (18) Opalic,D (1683)-Florjancic,R (1872) Sentjur 2013}) ({RR} 8. Bd3 g6 9. Be3 Bg7 10. Qd2 O-O 11. O-O Nc6 12. Bf4 Qd8 13. Bc4 Bg4 14. Ne5 Nxe5 15. Bxe5 b5 16. Bb3 Bc8 17. Rac1 Bb7 18. Rfd1 Qd7 19. d5 Rac8 20. d6 exd6 21. Qxd6 Qxd6 22. Bxd6 Rfe8 {Binder,N-Koeller,H (1718) Ditzingen 2014 ½-½ (52)}) 8... h6 $146 (8... g6 9. Bc4 Bg7 10. O-O O-O 11. a4 $14 (11. Ne2 b5 12. Bb3 Bb7 13. Qd3 Nbd7 14. Bf4 Qb6 15. Rfd1 e6 16. Ne5 Rfd8 17. Qe3 a5 $15 (17... Nd5 18. Bxd5 Bxd5 19. Nc3 Bb7 20. Rac1 Rac8 21. Ne2 {½-½ (21) Poetzsch Heffter,F (1598)-Leubner,P (1407) Willingen 2021}) 18. Nc3 a4)) 9. Bd3 e6 10. O-O Be7 11. Be3 Nc6 12. Rc1 Nb4 13. Bb1 Bd7 $6 {Inaccuracy. b5 was best.} (13... b5) 14. Qd2 $6 {Inaccuracy. Ne5 was best.} (14. Ne5 Nbd5 15. Nc4 Qc7 16. Nxd5 Nxd5 17. Ne5 Qd8 18. Qg4 Bf6 19. Bd2 Ne7) 14... Nbd5 $14 {Prevents Bf4.} 15. Ne5 b5 16. Ne4 $6 {Inaccuracy. Nxd5 was best.} (16. Qd3 $16) (16. Nxd5 Qxd5) 16... Nxe4 17. Bxe4 Rd8 18. a3 Bf6 $6 {Inaccuracy. Nxe3 was best.} (18... Nxe3 19. fxe3 O-O 20. Bb1 f5 21. Ba2 Kh7 22. Qb4 Bc8 23. Qxd6 Bxd6 24. Rc6) 19. Nd3 $6 {Inaccuracy. Bxd5 was best.} (19. Bxd5 Qxd5 20. Rc5 Qe4 21. f3 Qb7 22. Rfc1 Bxe5 23. dxe5 O-O 24. Rc7 Qd5) 19... Bc6 $6 {Inaccuracy. O-O was best.} (19... O-O) 20. Qa5 $2 {Mistake. Bf4 was best.} (20. Bf4 Qd7 21. Nc5) 20... Ba8 21. Nc5 O-O 22. Bf3 Nxe3 23. fxe3 Bg5 24. Rc3 Bxf3 25. Rxf3 Ra8 26. Ne4 Qd5 27. Nxg5 hxg5 28. Rc5 Qa2 $6 {Inaccuracy. Qd8 was best.} (28... Qd8 29. Qxd8 Rfxd8 30. Rxg5 Rac8 31. Rc5 Kf8 32. e4 Rxc5 33. dxc5 Ke7 34. Rc3) 29. Qc3 $6 {Inaccuracy. Rxg5 was best.} (29. Rxg5 Qxb2 30. Qc7 Qb1+ 31. Kh2) 29... f6 $6 {Inaccuracy. Qb1+ was best. [#]} (29... Qb1+ 30. Kh2 f6 31. Rg3 Qe4 32. Rg4 Qb7 33. h4 Qb8+ 34. Kg1 gxh4 35. Rh5) 30. e4 $2 {Mistake. Qc2 was best.} (30. Qc2 Ra7 31. Kh2 Rd7 32. Rf2 Re7 33. Rd2 Qa1 34. Rd1 Qa2 35. e4 Rfe8) 30... Qb1+ {The position is equal.} 31. Rf1 {[%cal Bf3f1,Bf1e1,Be1e6][%mdl 32]} Qxe4 32. Re1 Qg6 33. Rxe6 Rfe8 34. d5 g4 35. hxg4 Qxg4 36. Qe3 Rxe6 37. dxe6 Re8 38. Rc6 a5 39. e7 {[%mdl 32768] Weighted Error Value: White=0.28 (precise) /Black=0.24 (precise) . Loss on time!? PRECISÃO LICHESS: BRANCAS 90% PRETAS 91%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.10"]
[White "Israel, Flavio Feliciano Ol"]
[Black "Flavio C. Balod"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1967"]
[BlackElo "1709"]
[Annotator "Stockfish 16.1"]
[PlyCount "55"]
[EventDate "2024.??.??"]

{[%evp 15,55,110,110,28,17,12,51,8,6,0,28,-17,-2,-21,6,11,35,42,43,-13,3,-12,56,-10,-5,-2,255,205,286,299,333,329,387,173,346,282,334,339,333,284,368,354]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 g6 5. e4 d6 6. cxb5 Bg7 7. Nc3 O-O 8. Nf3 a6 9. bxa6 $6 {Inaccuracy. a4 was best. A57: Benko/Volga Gambit.} (9. a4 Ne8 (9... e6) 10. Ra3 Nd7 11. Be2 axb5 12. Nxb5 Nc7 13. O-O Na6 (13... Ba6 $16 14. Bd2 Nb6) 14. Bd2 $18 Nb6 15. Bc3 Bg4 16. Bxg7 Kxg7 17. Nfd4 Bxe2 18. Nc6 Qd7 19. Qxe2 Nb4 20. a5 Nc8 $2 (20... N6xd5 $16 21. exd5 Nxd5) 21. Nxb4 $18 cxb4 22. Raa1 Na7 23. Nd4 Rfc8 24. h3 Rc5 25. Nb3 Rc7 26. Rfc1 Rac8 27. Rxc7 Rxc7 28. a6 h5 29. Ra5 Rc8 30. h4 Qc7 31. Qe3 Kh7 32. g3 Kg8 33. Ra1 Qd7 34. Qb6 Nb5 35. a7 Nxa7 36. Qxa7 Qg4 37. Qxe7 Rc2 38. Ra8+ {1-0 (38) Aronian,L (2782)-Abdusattorov,N (2634) chess24.com INT 2021} (38. Qe8+ Kg7 39. Ra8 Qd1+ 40. Kg2 Rxf2+ 41. Kxf2 Qc2+ 42. Ke3 Qxb3+ 43. Kf4)) 9... Nxa6 (9... e6 10. dxe6 Bxe6 11. Be2 Nxa6 12. O-O Nb4 13. Qb1 d5 14. a3 dxe4 15. Ng5 Nd3 16. Nxe6 fxe6 17. Nxe4 Nxc1 18. Nxf6+ Qxf6 19. Qxc1 Qxb2 20. Qxb2 Bxb2 21. Ra2 Bd4 22. Bc4 Rfb8 23. Bxe6+ Kg7 24. a4 {Dobrov,V (2511)-Tregubov,P (2625) Paris 2014}) ({RR} 9... e6 10. dxe6 Bxe6 11. Be2 Nxa6 12. O-O Nb4 13. Qb1 d5 14. a3 dxe4 15. Ng5 Nd3 16. Nxe6 fxe6 17. Nxe4 Nxc1 18. Nxf6+ Qxf6 19. Qxc1 Qxb2 20. Qxb2 Bxb2 21. Ra2 Bd4 22. Bc4 Rfb8 23. Bxe6+ Kg7 24. a4 {Dobrov,V (2511)-Tregubov,P (2625) Paris 2014}) 10. Bc4 (10. Be2 Nb4 11. Qd1 Ba6 (11... e6) 12. Bxa6 Rxa6 13. O-O Nd7 (13... c4 $14) 14. Qe2 Ra8 15. Bf4 Qb6 16. a3 Na6 17. e5 dxe5 18. Nxe5 Nxe5 19. Bxe5 Bxe5 20. Qxe5 Qd6 (20... Rfe8 $16) 21. Rfe1 Rfb8 (21... Qxe5 {is a better defense.} 22. Rxe5 Rfe8) 22. Qxe7 Qxe7 23. Rxe7 Rxb2 24. Rd1 (24. d6 $18) 24... Kf8 {Derjabin,I (2353)-Wagner,D (2572) Chess.com INT 2021 1-0 (67)}) ({RR} 10. Be2 Nb4 11. Qd1 Ba6 12. Bxa6 Rxa6 13. O-O Nd7 14. Qe2 Ra8 15. Bf4 Qb6 16. a3 Na6 17. e5 dxe5 18. Nxe5 Nxe5 19. Bxe5 Bxe5 20. Qxe5 Qd6 21. Rfe1 Rfb8 22. Qxe7 Qxe7 23. Rxe7 Rxb2 24. Rd1 Kf8 {Derjabin,I (2353)-Wagner,D (2572) Chess.com INT 2021 1-0 (67)}) 10... Bg4 $146 {[#]} (10... Nb4 11. Qb1 (11. Qe2 Bg4 12. O-O (12. a3 $5 {[%cal Ra1b1]}) 12... Nd7 13. Bf4 Qc8 (13... f5) 14. a3 $14 Bxf3 15. gxf3 Na6 16. Bg5 f6 17. Bh4 Ne5 18. f4 Nxc4 19. Qxc4 g5 20. Bg3 h5 (20... f5 $14) 21. f3 $16 h4 22. Be1 gxf4 23. Ne2 Bh6 (23... Nc7 $16) 24. Bd2 $18 Kh8 25. Bxf4 {Gryson,W (1951)-Van de Velde,K (2149) Ghent 2007 1-0 (35)}) 11... Bg4 (11... Qa5 12. O-O Ba6 13. Bxa6 Qxa6 14. Rd1 Rfb8 15. Ne1 (15. a4 $15) 15... Nd7 (15... Ng4 $19 16. Bg5 Bd4) 16. Bd2 {Hoping for a3.} Ne5 {Threatens to win with ...Nbd3.} 17. Bg5 $2 (17. Bf4 $17 Nc4 18. e5 dxe5 19. Bg3) 17... Nc4 (17... c4 $1 $19 {aiming for ...Nbd3.} 18. a3 Nbd3) 18. a3 $17 Nc6 (18... Nxb2 $1 $17 {[%mdl 512]} 19. axb4 Qxa1 20. Qxa1 Bxc3 21. bxc5 Nxd1 22. Qxd1 Ra1 23. Qxa1 Bxa1) 19. Qc1 $2 (19. dxc6 $15 Bxc3 20. Qd3 Bxb2 21. Rab1) 19... Nd4 $1 $19 20. Rb1 (20. Ra2 {was necessary.} Qb7 21. Nd3) 20... Rb3 $19 {[%cal Bb3c3] Strongly threatening ...Rxc3!} 21. Kh1 (21. Rxd4 Bxd4 22. Ne2 Bxb2 23. Qd1 Rxa3 24. g3) 21... Nxa3 {[%cal Ra6f1]} 22. Nf3 Nxf3 23. gxf3 Nxb1 24. Nxb1 Rxb2 25. Nd2 {Messenger,R (1895)-Friedel,J (2171) Northwood 2000 0-1}) 12. Nd2 e6 $1 13. dxe6 (13. h3 exd5 14. Nxd5) 13... Bxe6 (13... d5 $17 14. Bb5 Bxe6) 14. O-O (14. a3 $15 Nc6 15. O-O) 14... Ng4 (14... d5 $17 15. Nxd5 Nfxd5 16. exd5 Nxd5) 15. Be2 (15. a3 $5 {[%cal Ra3b4]} Nc6 16. h3) 15... f5 (15... Ne5 $15) 16. Bc4 $2 (16. a3 Nc6 17. exf5 Bxf5 18. Nde4) 16... Bxc4 $17 17. Nxc4 f4 $1 18. h3 $2 (18. Nd2 $17) 18... Nxf2 $2 (18... Bd4 $1 $19 19. hxg4 (19. Ne2 Bxf2+) 19... Qh4) 19. Rxf2 Bd4 20. Nd1 Qh4 21. Kf1 $2 {[%mdl 8192]} (21. a3 {and White has nothing to worry.} Nc6 22. Qa2) 21... Bxf2 $19 22. Nxf2 f3 23. g4 d5 24. exd5 Qg3 25. Ne3 {Dubeck,M (2335)-Hirt,S Baden 1992 0-1 (39)}) ({RR} 10... Nb4 11. Qb1 Qa5 12. O-O Ba6 13. Bxa6 Qxa6 14. Rd1 Rfb8 15. Ne1 Nd7 16. Bd2 Ne5 17. Bg5 Nc4 18. a3 Nc6 19. Qc1 Nd4 20. Rb1 Rb3 21. Kh1 Nxa3 22. Nf3 Nxf3 23. gxf3 Nxb1 24. Nxb1 Rxb2 25. Nd2 {Messenger,R (1895)-Friedel,J (2171) Northwood 2000 0-1}) ({RR} 10... Nb4 11. Qb1 Bg4 12. Nd2 e6 13. dxe6 Bxe6 14. O-O Ng4 15. Be2 f5 16. Bc4 Bxc4 17. Nxc4 f4 18. h3 Nxf2 19. Rxf2 Bd4 20. Nd1 Qh4 21. Kf1 Bxf2 22. Nxf2 f3 23. g4 d5 24. exd5 Qg3 25. Ne3 {Dubeck,M (2335)-Hirt,S Baden 1992 0-1 (39)}) ({RR} 10... Nb4 11. Qe2 Bg4 12. O-O Nd7 13. Bf4 Qc8 14. a3 Bxf3 15. gxf3 Na6 16. Bg5 f6 17. Bh4 Ne5 18. f4 Nxc4 19. Qxc4 g5 20. Bg3 h5 21. f3 h4 22. Be1 gxf4 23. Ne2 Bh6 24. Bd2 Kh8 25. Bxf4 {Gryson,W (1951)-Van de Velde,K (2149) Ghent 2007 1-0 (35)}) 11. h3 $146 {White is slightly better.} (11. Qe2 Nd7 (11... Nb4 12. a3 $16 (12. O-O Nd7 (12... Bxf3 13. gxf3 Nd7 14. f4 $16 (14. Bf4 Qc8 15. a3 $14 (15. Bg5 Ne5 16. Kg2 Nxc4 17. Qxc4 {½-½ (79) Alahakoon,I (1874)-Perera,G (1426) Colombo 2023} Qb7 (17... f6 $5 {[%cal Rf6g5]} 18. Be3 f5 $15) 18. Rac1 h6 19. Be3 {[#]} (19. Bd2) 19... Qa6 $1 $17 20. Qxa6 Rxa6 21. a3 Nd3 22. Rc2 Rb8 23. Rb1 Rab6 (23... Rb3 $17) 24. b4 $1 Ra6 25. Rd2 (25. Kf1 {keeps the balance.}) 25... c4 26. Rxd3 cxd3 27. Rb3 Bxc3 28. Rxc3 Rba8 29. Rxd3 (29. Bc1 $17) 29... Rxa3 $19 30. Rd4 g5 31. Rc4 Rb3 32. Rc7 Kf8 33. Rb7 f6 34. b5 h5 (34... Ra1 $19 {White must now prevent ...Re1.} 35. b6 Rd1) 35. b6 $17 Rc8 36. Kg3 {[#]} Ke8 (36... Kf7 $1 $17) 37. h4 $15 Rcc3 38. hxg5 fxg5 39. Bxg5 Rxf3+ 40. Kg2 Rf7 {Alahakoon,I (1874)-Perera,G (1426) Colombo 2023 ½-½ (79)}) 15... Na6 16. Bg3))))) 11... Bxf3 12. gxf3 Nb4 13. Qe2 Nd7 {Threatening ...Ne5.} 14. f4 {Against Ne5} Nb6 (14... f5 $5 {[%cal Rf5e4]}) 15. Bb5 e6 16. dxe6 fxe6 17. Be3 (17. O-O $14) 17... Qc8 18. a3 d5 $6 {Inaccuracy. Nc6 was best.} (18... Nc6 19. Qd3) 19. Rd1 $6 {Inaccuracy. O-O was best.} (19. O-O) 19... d4 20. axb4 dxc3 $4 {[%mdl 8192] Blunder. cxb4 was best.} (20... cxb4 21. Rxd4 (21. Bxd4 Bxd4 22. Rxd4 bxc3 $15) 21... Bxd4 22. Bxd4 Rd8) 21. bxc3 (21. Bxc5 $6 cxb2 22. O-O (22. Bxb6 Qc3+ 23. Kf1 Qxb4) 22... Na4 $16) 21... cxb4 $6 {Inaccuracy. Na4 was best.} (21... Na4 22. Bd7) 22. Bxb6 Bxc3+ 23. Kf1 Rxf4 24. Bc4 $4 {Blunder. Bd7 was best.} (24. Bd7 Qf8 25. Bxe6+ Kh8 26. Bd5) 24... Kh8 $2 {Mistake. Qc6 was best.} (24... Qc6 25. Be3) 25. Bd3 (25. Rd8+ Qxd8 26. Bxd8 Rxd8 27. Bxe6 Bd4 $18) 25... e5 26. Be3 Rf8 27. Kg2 Qd8 28. Bc4 $138 {Weighted Error Value: White=0.46/Black=0.62 PRECISÃO LICHESS: BRANCAS 90% PRETAS 82%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.11"]
[White "Otavio, De Souza Laba"]
[Black "Israel Sanches Marcellino"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1907"]
[BlackElo "1594"]
[Annotator "Stockfish 16.1"]
[PlyCount "61"]
[EventDate "2024.??.??"]

{[%evp 11,61,41,97,92,92,78,106,109,115,109,105,46,116,5,7,9,137,97,201,182,214,215,323,314,305,298,331,304,319,316,294,217,334,281,264,251,242,154,329,312,326,334,332,329,328,328,436,441,473,-138,444,436]} 1. d4 Nf6 2. c4 g6 3. h4 d6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 (6... c5 $14) 7. d5 $1 $16 {E73: King's Indian: Averbakh Variation without 6...c5.} (7. dxe5 {[%eval 87,0] 7.d5} dxe5 8. Qxd8 Rxd8 9. h5 c6 10. Bg5 Na6 11. Nf3 Nc5 12. hxg6 (12. h6 $5 {[%cal Rh6g7]} Bh8 13. O-O (13. Nxe5 Re8 $15)) 12... hxg6 13. Rh4 Ne6 14. Be3 Nd4 15. Nxd4 exd4 16. O-O-O Ng4 (16... c5 $15 17. e5 Nd7) 17. Bxg4 Bxg4 18. Rxg4 dxe3 19. fxe3 Bxc3 20. bxc3 Rxd1+ 21. Kxd1 Re8 22. Kc2 Re5 23. Rf4 Ra5 24. Kb3 Kf8 25. Rh4 Kg7 26. Rf4 $1 Rg5 27. Rf2 Kf8 28. Kc2 Ke7 29. Kd3 b6 30. Kd4 Ke6 31. Kd3 f6 32. Rd2 Ra5 33. Rf2 Rh5 34. Rb2 Ra5 35. Rf2 Ra4 36. g4 Ra5 {Vachier Lagrave,M (2778)-Carlsen,M (2863) chess24.com INT 2020 ½-½ (61)}) 7... h5 {Inhibits g4.} 8. Bg5 {[%cal Bc1g5,Bg5e3,Be3f2][%mdl 32]} (8. Nh3 Nh7 9. Ng5 Nd7 10. Be3 Ndf6 {Inhibits g4.} 11. f3 Nxg5 (11... c6 $16 12. c5 cxd5 13. exd5 dxc5) 12. hxg5 $18 Nh7 13. Qd2 f6 14. gxf6 Bxf6 15. g3 $1 Qe7 16. O-O-O Bg7 17. Rdg1 Bd7 18. Kb1 Rf7 19. g4 hxg4 20. fxg4 Raf8 21. g5 Rf4 22. Bxf4 (22. Bd3 $18 {is more deadly.}) 22... exf4 {Vitiugov,N (2722)-Antipov,M (2584) Chess.com INT 2020 1-0 (41)}) ({RR} 8. Nh3 Nh7 9. Ng5 Nd7 10. Be3 Ndf6 11. f3 Nxg5 12. hxg5 Nh7 13. Qd2 f6 14. gxf6 Bxf6 15. g3 Qe7 16. O-O-O Bg7 17. Rdg1 Bd7 18. Kb1 Rf7 19. g4 hxg4 20. fxg4 Raf8 21. g5 Rf4 22. Bxf4 exf4 {Vitiugov,N (2722)-Antipov,M (2584) Chess.com INT 2020 1-0 (41)}) 8... Qe8 {[#]} (8... Nbd7 9. Nf3 Nc5 10. Nd2 a5 11. f3 Qd7 12. Qc2 c6 (12... Nh7) 13. O-O-O $16 cxd5 (13... a4 $16 {might work better.}) 14. cxd5 $18 Qc7 15. Nb5 Qb8 16. Be3 (16. Nc4 $18) 16... Bd7 $16 17. Nxd6 (17. Nb1 $16) 17... Qxd6 $4 {[%mdl 8192]} (17... Na6 $1 {and Black has nothing to worry.}) 18. Bxc5 $18 Qb8 {Threatens to win with ...Rc8.} 19. Bxf8 Bxf8 20. Kb1 Qa7 (20... b5 21. Qc3 a4) 21. g4 (21. Nc4 $18) 21... a4 (21... b5 $16 22. g5 Ne8) 22. Nc4 $1 $18 Rc8 23. Qd2 {Daakshin,A (2274)-Lenoir Ibacache,G (2228) chess.com INT 2024 1-0 (34)}) ({RR} 8... Nbd7 9. Nf3 Nc5 10. Nd2 a5 11. f3 Qd7 12. Qc2 c6 13. O-O-O cxd5 14. cxd5 Qc7 15. Nb5 Qb8 16. Be3 Bd7 17. Nxd6 Qxd6 18. Bxc5 Qb8 19. Bxf8 Bxf8 20. Kb1 Qa7 21. g4 a4 22. Nc4 Rc8 23. Qd2 {Daakshin,A (2274)-Lenoir Ibacache,G (2228) chess.com INT 2024 1-0 (34)}) 9. f3 $146 {White is better.} (9. Bxf6 Bxf6 10. g4 $1 hxg4 11. Bxg4 Kg7 12. Bxc8 (12. h5 Rh8 13. Qf3 Rh6 (13... Bxg4 $16 14. Qxg4 Qd7) 14. O-O-O (14. Bxc8 $18 Qxc8 15. Nge2) 14... Bxg4 $16 15. Qxg4 Qd7 16. Qg2 (16. Qf3 $16) 16... Na6 $1 $14 17. Nge2 Rah8 18. Ng3 Kf8 19. hxg6 fxg6 20. Qf3 Qf7 21. Qg4 {Inhibits Bg5+.} Nc5 (21... Bh4 {keeps the balance.} 22. Kb1 Bxg3 23. Rxh6 Rxh6 24. Qxg3 Qf4) 22. Rxh6 (22. Qc8+ $1 $16 Qe8 23. Qxc7) 22... Rxh6 23. Qc8+ Kg7 {Terho,J-Lardot,D (2011) Finland 2002 1-0 (62)}) 12... Qxc8 13. Qf3 Rh8 14. Qg3 $2 (14. h5 $16 {is necessary to keep the advantage.} Rh6 15. hxg6 Rxg6 16. Nge2) 14... Rh5 $17 15. O-O-O Bg5+ (15... Na6 $17) 16. Kb1 $1 Bf4 17. Qf3 Qh8 (17... Nd7) 18. Nge2 (18. Qg4 $5 {[%cal Rg1e2]}) 18... Qh6 (18... Nd7 $14) 19. Rdg1 (19. c5 $16) 19... Nd7 20. Ng3 Rxh4 $2 {[%mdl 8192]} (20... Bxg3 $16 21. fxg3 a6) 21. Rxh4 {1-0 (21) Von Otte,W (2095)-Eschweiler,M (1803) Friedrichroda 2014}) (9. Qd2 Kh7 (9... Ng4) (9... Nh7 10. Be3 Na6 11. Nh3 f5 (11... Bd7 12. O-O-O Nc5 13. f3 f5 14. exf5 gxf5 15. Rdg1 Na4 16. Nxa4 $1 $18 {Nc3 is the strong threat.} (16. Rd1 f4 (16... Nc5 {½-½ (16) Kacprzak,K (2238)-Sieciechowicz,M (2383) Bydgoszcz 2022}) 17. Bf2 Nxc3 18. bxc3 Bh6) 16... Bxa4 17. g3)) 10. f3 $16 Na6 11. Nh3 Nc5 12. O-O-O a6 13. Bxf6 (13. Nf2 $18) 13... Bxf6 $16 14. Ng5+ Kh8 15. g4 {aiming for gxh5.} Bg7 16. gxh5 gxh5 17. Rdg1 {[%cal Bg5h7] Strongly threatening Nh7!} f6 18. Nh3 Kh7 {And now ...Bxh3 would win.} 19. Kb1 {Hoping for Qd1.} Bh6 $2 (19... Bxh3 $16 20. Rxh3 Bh6) 20. Qd1 $2 (20. Ng5+ $1 $18 {[%mdl 512]} fxg5 21. hxg5) 20... Bxh3 $14 21. Rxh3 {[%cal Bf3f4] Black must now prevent f4!} Bf4 22. Rhh1 Qf7 23. Bf1 Be3 {Seiffert,R-Pakulla,R Jena 1953 ½-½}) ({RR} 9. Bxf6 Bxf6 10. g4 hxg4 11. Bxg4 Kg7 12. Bxc8 Qxc8 13. Qf3 Rh8 14. Qg3 Rh5 15. O-O-O Bg5+ 16. Kb1 Bf4 17. Qf3 Qh8 18. Nge2 Qh6 19. Rdg1 Nd7 20. Ng3 Rxh4 21. Rxh4 {1-0 (21) Von Otte,W (2095)-Eschweiler,M (1803) Friedrichroda 2014}) ({RR} 9. Qd2 Kh7 10. f3 Na6 11. Nh3 Nc5 12. O-O-O a6 13. Bxf6 Bxf6 14. Ng5+ Kh8 15. g4 Bg7 16. gxh5 gxh5 17. Rdg1 f6 18. Nh3 Kh7 19. Kb1 Bh6 20. Qd1 Bxh3 21. Rxh3 Bf4 22. Rhh1 Qf7 23. Bf1 Be3 {Seiffert,R-Pakulla,R Jena 1953 ½-½}) ({RR} 9. Bxf6 Bxf6 10. g4 hxg4 11. Bxg4 Kg7 12. h5 Rh8 13. Qf3 Rh6 14. O-O-O Bxg4 15. Qxg4 Qd7 16. Qg2 Na6 17. Nge2 Rah8 18. Ng3 Kf8 19. hxg6 fxg6 20. Qf3 Qf7 21. Qg4 Nc5 22. Rxh6 Rxh6 23. Qc8+ Kg7 {Terho,J-Lardot,D (2011) Finland 2002 1-0 (62)}) 9... Nh7 10. Be3 f5 11. exf5 $6 {Inaccuracy. Qd2 was best.} (11. g4 $16) (11. Qd2) 11... gxf5 $6 {Inaccuracy. Bxf5 was best.} (11... Bxf5 12. g4 (12. Qd2) 12... e4 13. gxf5 exf3 14. Nxf3 Qxe3) 12. Qd2 $2 {Mistake. Nh3 was best.} (12. Nh3 b6 13. Qd2 a5 14. O-O-O a4 15. a3 Na6 16. Qc2 Bd7 17. Nb5 Qe7) 12... f4 13. Bf2 Nf6 $6 {Inaccuracy. Qg6 was best.} (13... Qg6 14. Rh2 Bf5) 14. Nh3 a6 $6 {Inaccuracy. Bxh3 was best.} (14... Bxh3 15. gxh3 (15. Rxh3 Qg6 16. Kf1 Bh6 17. Bd3 Qg7 18. Bf5 Kh8 19. Qc2 Rg8 20. Ke2) 15... e4 16. fxe4 Nbd7) 15. Bd3 Nbd7 {[%cal Be5e4]} 16. Ng5 {Inhibits e4.} Nc5 $6 {Inaccuracy. e4 was best.} (16... Qe7 {is a better defense.} 17. Ne6 Nc5) (16... e4) 17. Bxc5 $18 dxc5 18. Qc2 Bd7 19. Bf5 {Against e4} e4 20. Bxd7 Qxd7 21. Ncxe4 $6 {Inaccuracy. O-O-O was best.} (21. Ngxe4 $6 Nxe4 22. Nxe4 Qf5 $16) (21. O-O-O Rae8 22. Rhe1 e3 23. Ne2 b5 24. Ne6 Rxe6 25. dxe6 Qxe6 26. Nxf4 Qf7) 21... Rfe8 $6 {Inaccuracy. Nxe4 was best.} (21... Nxe4 22. Nxe4 Bd4 23. O-O-O b5 24. Ng5 Qf5 25. Ne6 Be3+ 26. Kb1 Qxc2+ 27. Kxc2) 22. Ne6 Nxe4 23. Qxe4 (23. fxe4 $6 Rxe6 24. dxe6 Qxe6 $16) 23... Bxb2 24. Qg6+ $6 {Inaccuracy. Rb1 was best.} (24. Rb1 Bc3+ 25. Kf1 b5 26. Qxf4 Qh7 27. Rd1 Kh8 28. Rh3 Rg8 29. Rh2 b4) 24... Kh8 $2 {Mistake. Qg7 was best.} (24... Qg7 25. Qxg7+ Bxg7 26. O-O-O Rab8 27. Rhe1 b5 28. Re4 Rb6 29. cxb5 axb5 30. Kb1) 25. Qxh5+ Qh7 26. Qxh7+ Kxh7 27. Rb1 Bc3+ 28. Kf2 Rac8 $6 {Inaccuracy. Ra7 was best.} (28... Ra7 29. Rhc1 Bd2 30. Rc2 Be3+ 31. Kf1 c6 32. Re1 cxd5 33. Nxf4 d4 34. Nd5) 29. Rxb7 Ba5 30. Nxc7 $4 {Blunder. Nxf4 was best.} (30. Nxf4 Rb8 31. Rxb8 Rxb8 32. Nd3 Bc3 33. f4 a5 34. Kf3 Rb4 35. Nxb4 cxb4) 30... Re7 $4 {[%mdl 8192] Blunder. Rxc7 was best.} (30... Rxc7 31. Rxc7+ Bxc7) 31. d6 {Weighted Error Value: White=0.58/Black=0.72 PRECISÃO LICHESS: BRANCAS 79% PRETAS 75%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.12"]
[White "Moises, Hiroshi Ogawa Akiam"]
[Black "Sergio, Murilo Soares Guima"]
[Result "1-0"]
[ECO "E30"]
[BlackElo "1905"]
[Annotator "Stockfish 16.1"]
[PlyCount "69"]
[EventDate "2024.??.??"]

{[%evp 9,69,-16,41,-95,-105,-119,-122,-119,14,-15,-14,-8,220,225,234,227,418,425,378,208,218,218,207,213,255,214,241,232,317,221,402,391,433,432,428,431,430,426,428,425,450,438,444,431,663,661,1269,1197,1300,1017,946,905,29989,29990,29991,797,29988,29987,29984,29985,29992,29992]} 1. d4 Nf6 {[%cal Bg8f6,Bf6e4,Be4d2][%mdl 32]} 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. dxc5 Qa5 $6 {Inaccuracy. Bxc3+ was best.} (5... h6 6. Bf4 Qa5 7. Bd2 Qxc5 8. e3 Bxc3 9. Bxc3 Ne4 {[#]} (9... Nc6 $14) 10. Qc2 $2 (10. Qg4 $1 $18 {[%cal Rg4e4]} Nxc3 11. Qxg7) 10... Nxc3 11. Qxc3 O-O 12. Nf3 b6 13. Be2 Bb7 14. O-O d5 15. Rac1 dxc4 16. Qxc4 Qxc4 17. Rxc4 Ba6 18. Rc2 Bxe2 19. Rxe2 Nc6 20. Rd1 Rfd8 21. Red2 Kf8 22. Kf1 Ke7 23. Ke2 Rxd2+ 24. Rxd2 Rd8 25. Rxd8 Kxd8 26. Kd2 Kd7 27. Kc3 Kd6 28. Nd4 Nxd4 29. Kxd4 b5 30. b4 e5+ 31. Kd3 Kd5 {½-½ (31) Ren,X (2266)-Xiao,Y (2331) Tianjin 2018}) (5... Nc6 {[%eval -38,0] 5...xc3+} 6. Nf3 Bxc3+ 7. bxc3 Qa5 8. Bxf6 gxf6 9. e3 (9. g3) 9... Qxc5 $15 10. Nd4 {½-½ (10) Ksieski,Z (2403)-Bischoff,K (2564) Forchtenberg 2003}) (5... Na6 6. Qc2 Nxc5 {next ...Nce4 is good for Black.} 7. Nf3 Nce4 8. Bd2 Nxd2 9. Nxd2 Qa5 10. e3 (10. Rc1) 10... Bxc3 $17 11. bxc3 Qg5 (11... b6 $17) 12. g3 d6 13. Bg2 Qg6 14. Qa4+ Bd7 15. Qb4 O-O 16. O-O (16. Qxb7 Rfb8 17. Qf3) 16... Bc6 $1 $15 17. Rfd1 d5 (17... Rfd8 $15) 18. Nf3 a5 19. Qb2 Qh5 20. Nd4 {Bryakin,M (2479)-Thilakarathne,G (2337) Novi Sad SRB 2024 0-1 (32)}) (5... Bxc3+ 6. bxc3 Qa5 7. Nf3 Ne4 8. Be3 Na6 9. g3 Naxc5 10. Bg2) ({RR} 5... Nc6 6. Nf3 Bxc3+ 7. bxc3 Qa5 8. Bxf6 gxf6 9. e3 Qxc5 10. Nd4 {½-½ (10) Ksieski,Z (2403)-Bischoff,K (2564) Forchtenberg 2003}) ({RR} 5... Na6 6. Qc2 Nxc5 7. Nf3 Nce4 8. Bd2 Nxd2 9. Nxd2 Qa5 10. e3 Bxc3 11. bxc3 Qg5 12. g3 d6 13. Bg2 Qg6 14. Qa4+ Bd7 15. Qb4 O-O 16. O-O Bc6 17. Rfd1 d5 18. Nf3 a5 19. Qb2 Qh5 20. Nd4 {Bryakin,M (2479)-Thilakarathne,G (2337) Novi Sad SRB 2024 0-1 (32)}) 6. Qc2 $2 {Mistake. Bd2 was best. [#] E30: Nimzo-Indian: Leningrad Variation.} (6. Bd2 Bxc5 7. a3 Qd8 8. g3 Nc6 9. Nf3 O-O 10. Bg2 d5) 6... Ne4 $146 (6... Bxc3+ 7. bxc3 Ne4 8. Bd2 Nxd2 9. Qxd2 Qxc5 10. e3 O-O 11. Nf3 Nc6 12. Nd4 Ne5 13. Qe2 {0-1 (35) Kaminskii,I (1336)-Chen,M Da Qing 2019}) ({RR} 6... Bxc3+ 7. bxc3 Ne4 8. Bd2 Nxd2 9. Qxd2 Qxc5 10. e3 O-O 11. Nf3 Nc6 12. Nd4 Ne5 13. Qe2 d5 14. Nb3 Qxc4 15. Qxc4 Nxc4 16. Bxc4 dxc4 17. Nd2 b5 18. a4 Bd7 19. axb5 Bxb5 20. Ke2 a6 21. Rhb1 {Kaminskii,I (1336)-Chen,M Da Qing 2019 0-1 (35)}) 7. Bd2 Nxd2 8. Qxd2 {Black is better.} Qxc5 $2 {Mistake. Bxc3 was best.} (8... Bxc3 9. Qxc3 (9. bxc3) 9... Qxc3+ 10. bxc3 Na6) 9. e4 Nc6 10. Nf3 {Against Qd4} Na5 $4 {Blunder. Qa5 was best.} (10... O-O) (10... Qa5 11. Rc1 Bxc3 12. Qxc3 b6 13. Qxa5 Nxa5 14. Kd2 Ke7 15. Ke3 Bb7 16. Nd4) 11. a3 $18 Bxc3 12. Qxc3 Qc7 $2 {Mistake. Nc6 was best.} (12... Nc6 13. b4 (13. Qxg7 Qf8 14. Qc3 Rg8 15. g3 Qg7 16. Qd2 d6 17. Rd1 e5 18. Qxd6) 13... Qf8) 13. Qxg7 Rf8 14. Qxh7 $2 {Mistake. Ng5 was best.} (14. Ng5 Nb3 15. Nxh7 Qa5+ 16. Ke2 Qd2+ 17. Kf3 Kd8 18. Qxf8+ Kc7 19. Qb4 Qxb2) 14... Nb3 15. Rd1 Qa5+ 16. Nd2 d6 $6 {Inaccuracy. Qe5 was best.} (16... Qe5 17. Qh6 Qxb2 18. Nxb3 Qxb3 19. Qc1 Qb6 20. Be2 Qa5+ 21. Kf1 b6 22. h4) 17. Bd3 Bd7 18. Qh6 Ba4 19. O-O {Threatens to win with Bc2.} Nc5 $6 {Inaccuracy. Nd4 was best.} (19... Qe5) (19... Nd4 20. Rde1 e5 21. b4 Qc7 22. Qf6 Qe7 23. Qxe7+ Kxe7 24. Nb1 a5 25. Nc3) 20. b4 Qc7 21. bxc5 Bxd1 22. Rxd1 Qxc5 23. a4 Qa3 24. Bc2 Qb2 25. Bb3 a6 26. c5 Kd7 $6 {Inaccuracy. Rh8 was best.} (26... Rh8 27. Qe3 (27. Qg5 Qe5 28. Qxe5 dxe5 29. Nc4 Ke7 30. c6 bxc6 31. Nxe5 Kf6 32. f4) 27... Qe5) 27. cxd6 {[%cal Bb3e6] Intending Bxe6+! and mate.} Rh8 28. Qg5 {White threatens Qe7+ and mate.} Rae8 {Prevents Qe7+.} 29. Qc5 {[%csl Gd6][%cal Rc5c7]} Rc8 {Against Qc7+} 30. Qb6 Qf6 $2 {Checkmate is now unavoidable. Ke8 was best.} (30... Ke8 31. Qxb7 Kf8 32. Qxc8+ Kg7 33. Qc7 Qe5 34. Nf3 Qf6 35. e5 Qf4 36. d7) 31. Qxb7+ Kd8 32. Qb6+ $4 {Lost forced checkmate sequence. e5 was best.} (32. e5 Qg5 33. d7 (33. Nf3 Qxg2+ 34. Kxg2 Rg8+ 35. Kf1 Rc5 36. d7 Rd5 37. Bxd5 exd5) 33... Rc3 34. Qb8+ Ke7 35. Qxh8 Kxd7 36. Nf3+ Qd2 37. Rxd2+ Kc6 38. Qc8+ Kb6 39. Qxc3 a5 40. Rd7 f5 41. Qd4+ Kc6 42. Qd6#) 32... Kd7 33. a5 {White mates.} Ke8 34. d7+ Ke7 $2 {Checkmate is now unavoidable. Kf8 was best.} (34... Kf8 35. dxc8=Q+ Kg7 36. Qcc7 Re8 37. Nf1 Re7 38. Qg3+ Qg6 39. Qd4+ f6 40. Qc5) 35. dxc8=Q {Weighted Error Value: White=0.31/Black=0.88 PRECISÃO LICHESS: BRANCAS 93% PRETAS 86%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.13"]
[White "Luis Felipe, Garcia de Oliveira"]
[Black "Adam Meyer"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1874"]
[Annotator "Stockfish 16.1"]
[PlyCount "117"]
[EventDate "2024.??.??"]

{[%evp 9,117,7,16,-5,21,-50,18,23,19,32,47,42,46,45,78,39,52,56,54,62,95,74,94,91,68,45,64,-15,-27,-6,100,48,80,42,71,40,45,41,45,-67,-65,-84,-78,-71,-69,-80,-71,-78,-47,-149,-77,-80,0,0,0,0,0,-5,0,0,10,0,0,6,6,3,22,17,22,15,12,20,452,426,403,371,472,478,575,507,546,546,633,629,678,607,678,651,675,624,688,677,785,777,732,714,826,824,820,819,810,780,766,726,760,716,766,753,775,715]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. f4 exd4 5. Qxd4 Nc6 6. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32] B07: Pirc Defence: Miscellaneous Systems.} (6. Qd1 Be7 7. Nf3 O-O 8. Bd3 Re8 9. O-O Bf8 (9... Nb4) 10. h3 g6 (10... Nb4 $14) 11. Be3 $2 (11. Bd2 $16) 11... Bg7 $2 (11... d5 $1 $15 12. e5 d4 13. Bxd4 Nxd4 14. exf6 Qxf6) 12. Bf2 $1 $16 Nh5 13. Ne2 (13. Bh4 $18 Qd7 14. f5) 13... Bxb2 $14 14. Rb1 Bg7 15. g4 (15. Qd2 $14) 15... Nf6 16. Ng3 Nxg4 $2 (16... a6 {and Black has nothing to worry.}) 17. hxg4 $18 Bxg4 18. Kg2 Qf6 (18... d5 $16 {was necessary.}) 19. Qd2 d5 20. Nd4 $4 {[%mdl 8192]} (20. exd5 $18 {avoids the disaster.} Bxf3+ 21. Kxf3 Ne5+ 22. Kg2 Nxd3 23. Qxd3) 20... Nxd4 $19 21. e5 $2 (21. Bxd4 Qxd4 22. e5) 21... Bf3+ $19 22. Kh3 Qe6+ 23. Kh2 Qg4 24. Be1 Bh6 25. Be4 dxe4 26. Qxd4 Rad8 27. Qg1 Bxf4 {0-1 (27) Truskavetsky,A (2348)-Plat,V (2528) Chess.com INT 2024}) 6... Bd7 7. Qd3 {[#]} (7. Qf2 g6 (7... Qe7) 8. Nf3 $16 Bg7 9. Bd2 O-O 10. O-O-O a6 11. Bxc6 Bxc6 12. Rhe1 Re8 {[%cal Rc6e4]} 13. e5 Ng4 14. Qg3 Nh6 15. Ne4 Nf5 16. Qf2 Bxe4 17. Rxe4 dxe5 18. Bc3 Nd6 19. Rxe5 $1 Qd7 20. Qd4 Qc6 21. Rxe8+ Nxe8 {Kotronias,V (2570)-Jansa,V (2525) Gausdal 1995 1-0 (61)}) (7. Bxc6 {[%eval 14,0] 7.e3} Bxc6 8. Nf3 g6 (8... Nxe4 $5 9. Nxe4 Qe7) 9. Nd5 (9. f5) 9... Bg7 $17 10. O-O O-O 11. Nxf6+ Qxf6 12. Qd3 (12. Qxf6 $15 Bxf6 13. e5) 12... Rfe8 13. Re1 (13. e5 $17 dxe5 14. fxe5) 13... Qe7 14. e5 Rad8 15. exd6 Qxd6 (15... Qf8 $19 16. Bd2 Rxd6) 16. Rxe8+ $17 Bxe8 17. Qxd6 Rxd6 18. Kf2 $2 (18. Be3 $1 $15) 18... Rd1 $19 19. Ke2 Rd6 $2 (19... Rh1 $19 20. c3 Bc6) 20. c3 $2 (20. Be3 $1 $15) 20... Bb5+ $19 21. Ke1 Re6+ {Schut,H (2091)-Bulmaga,I (2394) chess.com INT 2024 0-1 (35)}) (7. Qe3) ({RR} 7. Qf2 g6 8. Nf3 Bg7 9. Bd2 O-O 10. O-O-O a6 11. Bxc6 Bxc6 12. Rhe1 Re8 13. e5 Ng4 14. Qg3 Nh6 15. Ne4 Nf5 16. Qf2 Bxe4 17. Rxe4 dxe5 18. Bc3 Nd6 19. Rxe5 Qd7 20. Qd4 Qc6 21. Rxe8+ Nxe8 {Kotronias,V (2570)-Jansa,V (2525) Gausdal 1995 1-0 (61)}) ({RR} 7. Bxc6 Bxc6 8. Nf3 g6 9. Nd5 Bg7 10. O-O O-O 11. Nxf6+ Qxf6 12. Qd3 Rfe8 13. Re1 Qe7 14. e5 Rad8 15. exd6 Qxd6 16. Rxe8+ Bxe8 17. Qxd6 Rxd6 18. Kf2 Rd1 19. Ke2 Rd6 20. c3 Bb5+ 21. Ke1 Re6+ {Schut,H (2091)-Bulmaga,I (2394) chess.com INT 2024 0-1 (35)}) 7... Nb4 $146 {Inaccuracy. a6 was best.} (7... a6 8. Bc4 Nb4 (8... d5 9. Nxd5 (9. exd5 Nb4 $15) 9... Nxd5 10. Bxd5 (10. exd5 Nb4 $15 (10... Qe7+ 11. Kf2 Nb4 $15)) (10. Qxd5 Qh4+ 11. Kf1 (11. g3 Qe7 $17) 11... Be6 $17) 10... Bc5 (10... Nb4 11. Qe2 Qh4+ 12. g3) 11. Be3 $16)) (7... Be7 8. Nf3 O-O 9. a3 a6 10. Bxc6 Bxc6 11. O-O Re8 12. Bd2 Bf8 13. Rae1 d5 {0-1 (37) Lauridsen,J (2215)-Koellner,R (2428) Chess.com INT 2021} 14. e5 $1 Ne4 15. Nd4 Nxd2 16. Nxc6 (16. Qxd2 $14 Bc5 17. Kh1) 16... bxc6 17. Qxd2 Rb8 18. b4 c5 19. Qxd5 cxb4 20. Qxd8 (20. axb4 $15 Rxb4 21. Qf3) 20... Rexd8 $19 21. axb4 Bxb4 22. Rf3 a5 23. Kf1 Rd2 (23... a4 {...a3 is the strong threat.} 24. Rb1 a3) 24. Re2 $17 Rbd8 25. Ne4 (25. g3) 25... Rd1+ $17 26. Kf2 a4 27. c3 Bf8 28. f5 (28. Ra2 $17 {is a better defense.} a3 29. Re3) 28... a3 29. e6 Rb8 $2 (29... fxe6 $19 30. fxe6 Ra8) 30. exf7+ $2 {[%mdl 8192]} (30. f6 $15 fxe6 31. f7+ Kh8 32. Ng5) 30... Kxf7 $19 {And now ...h6 would win.} 31. Ng5+ (31. Rfe3 {might work better.}) 31... Kg8 $19 32. f6 gxf6 33. Ne4 Rb2 34. Nxf6+ Kg7 35. Ne8+ Kg8 36. Nf6+ Kh8 {Strongly threatening ...Bc5+.} 37. Rg3 {Lauridsen,J (2215)-Koellner,R (2428) Chess.com INT 2021 0-1} (37. Ne4 Be7 38. Rf5)) ({RR} 7... g6 8. Nf3 Bg7 9. O-O O-O 10. a3 Re8 11. Bd2 Re7 12. Rae1 Qf8 13. e5 dxe5 14. fxe5 Ng4 15. Bg5 Rxe5 16. Nxe5 Qc5+ 17. Kh1 Ncxe5 18. Qe2 c6 19. Ba4 Nxh2 20. Rf4 Neg4 21. Qe7 Qxe7 22. Rxe7 {Rodrigues,L (2161)-Ferreira,G (1711) Pocos de Caldas 2022 1-0}) ({RR} 7... Be7 8. Be3 Nb4 9. Qe2 c6 10. Bd3 O-O 11. Nf3 Nxd3+ 12. cxd3 Ng4 13. Bc1 Bf6 14. O-O Qb6+ 15. Kh1 Rfe8 16. h3 Nh6 17. Qf2 Qxf2 18. Rxf2 Kh8 19. Bd2 Bd8 20. g4 f6 21. Rg2 Nf7 22. Rf1 {Stanford,S (2166)-Rautanen,S (1913) Vammala 2005 1-0 (50)}) ({RR} 7... g6 8. Nf3 Bg7 9. O-O O-O 10. h3 Re8 11. a3 a6 12. Bc4 Qe7 13. Ng5 Rf8 14. Bd2 b5 15. Ba2 h6 16. Nf3 Rae8 17. Rae1 Qd8 18. e5 dxe5 19. fxe5 Nh7 20. Qxg6 Be6 21. Bxe6 Rxe6 22. Qg4 {Gerola,F (2141)-Koellner,R (2430) Chess.com INT 2022 0-1 (66)}) 8. Qe2 {[%cal Be1c1,Be4e5] Black should prevent e5! White wants to play e5! The position is equal.} c6 9. Ba4 a5 10. a3 Na6 {[%cal Bf6e4,Bd6d5]} 11. Nf3 Bg4 12. O-O $6 {Inaccuracy. Be3 was best.} (12. Be3 Nd7 13. O-O-O Be7 14. h3 Bxf3 15. gxf3 Nac5 16. Rhg1 O-O 17. h4 Kh8) 12... Be7 {[%cal Bf7f5]} 13. Be3 O-O 14. Bb3 Nc5 15. Bxc5 dxc5 16. Rad1 Qb6 {[%cal Bh6f5]} 17. Kh1 $6 {Inaccuracy. Bc4 was best.} (17. Bc4) 17... Rad8 {[%cal Bc5c4]} 18. h3 $6 {Inaccuracy. e5 was best. [#]} (18. e5 Rxd1 19. Rxd1) 18... Nh5 $1 {[%cal Bg4h2] Hoping for ...Bh2!} 19. Qf2 {Against Ng3+} Bc8 $6 {Inaccuracy. Be6 was best.} (19... Be6) 20. Ne5 (20. Ng5 $16) 20... Be6 21. Qf3 Bxb3 22. cxb3 Nf6 23. Na4 Qc7 24. Ng4 $6 {Inaccuracy. Nd3 was best.} (24. Nd3 Nd7) 24... Nxg4 $15 25. Qxg4 Rxd1 26. Rxd1 Rd8 {Prevents Rd7.} 27. e5 Rd4 28. Nc3 h6 $6 {Inaccuracy. g6 was best.} (28... g6 29. Qf3 Qd7 30. Rxd4 Qxd4 31. g3 c4 32. bxc4 Qxc4 33. Qe2 Qd4 34. Ne4) 29. e6 $2 {Mistake. Rf1 was best.} (29. Rf1 Qd8 30. Re1 g6 31. e6 Bh4 32. g3 Bf6 33. Ne4 h5 34. Qf3 fxe6) 29... Rxd1+ $6 {Inaccuracy. Qxf4 was best.} (29... Rxf4 30. Qe2 fxe6 31. Qxe6+ Kh7 32. Ne4 $15) (29... Qxf4 30. Qxf4 Rxf4) 30. Nxd1 $17 fxe6 $6 {Inaccuracy. Qd6 was best.} (30... Qd6 31. exf7+ Kxf7) 31. Qxe6+ {[%mdl 4096] Endgame KQB-KQN} Kf8 32. Qf5+ Bf6 33. Nc3 {[%cal Bd1c3,Bc3e4,Be4d6][%mdl 32]} b6 34. Ne4 Qe7 $6 {Inaccuracy. Qd8 was best.} (34... Qd8 35. Nxf6 gxf6 36. a4 Qd4 37. Qc8+ Kf7 38. Qc7+ Kg6 39. Qxb6 Qd1+ 40. Kh2) 35. Qc8+ $6 {Inaccuracy. Nxf6 was best.} (35. Nxf6) 35... Kf7 36. Qxc6 Bxb2 37. a4 Qe6 38. Nd6+ Kg8 39. Qc8+ (39. Qxb6 $2 Qe1+ 40. Kh2 Bd4 41. Qd8+ Kh7 $19) 39... Qxc8 40. Nxc8 {KB-KN} Bd4 $4 {[%mdl 8192] Blunder. b5 was best.} (40... b5 41. axb5 c4 42. bxc4 a4 43. Ne7+ Kf7) 41. Nxb6 $18 Kf7 42. g4 Ke6 43. Kg2 {White is clearly winning.} Kd6 $6 {Inaccuracy. Bc3 was best.} (43... Bc3 44. Kf3 c4 45. Nxc4 Kd5 46. Ke3 Bb4 47. Kd3 Kc5 48. Ne3 Be1 49. Nf5) 44. Kf3 Kc6 45. Nc4 Kd5 46. Nxa5 Bc3 47. Nc4 Kc6 48. Ke4 Bf6 49. a5 Kb5 50. Kd5 Bh4 51. Nd6+ Kxa5 52. Kxc5 Bg3 53. f5 Bf2+ 54. Kd5 Kb4 55. Ke6 Bh4 56. Kf7 Bf6 57. Ne8 Be5 58. Nxg7 Kxb3 59. Kg6 {Weighted Error Value: White=0.22 (precise) /Black=0.42 PRECISÃO LICHESS: BRANCAS 95% PRETAS 90%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.14"]
[White "Fillipe, Fernandes Rodrigues"]
[Black "Marcelo, Dos Santos Silva"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2060"]
[BlackElo "1967"]
[Annotator "Stockfish 16.1"]
[PlyCount "73"]
[EventDate "2024.??.??"]

{[%evp 9,73,10,10,7,41,24,33,-2,60,-23,-21,-21,-24,-33,-8,-35,-31,-34,71,10,7,-24,-24,-19,-6,-49,-54,-62,-65,-152,-148,-158,-111,-137,-69,-88,-59,-91,94,118,126,23,19,34,33,-221,-207,-215,132,-195,-207,-183,403,378,366,366,723,714,699,697,639,564,29993,29994,29994,29993]} 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 Be7 5. f4 (5. d4 d5 6. Nh3 O-O 7. O-O c6 8. Rb1 a5 9. a3 dxc4 10. b3 cxb3 11. Qxb3 Kh8 12. Rd1 Nd5 13. Nf4 Na6 14. e4 fxe4 15. Nxe4 Nac7 16. Nc5 a4 17. Qc2 Nxf4 18. Bxf4 Nd5 19. Be5 b6 20. Nxa4 b5 21. Nc3 Rxa3 22. Nxd5 cxd5 23. Rxb5 Ba6 24. Rbb1 Bc4 25. Rb2 Bf6 26. Bf4 Qd7 27. Bh3 Be7 28. Re1 Rxf4 29. Bxe6 Qd6 30. gxf4 Qxf4 31. Qf5 Bd6 32. Qxf4 Bxf4 33. Bf5 g6 34. Bg4 Kg7 {Robson,R (2670)-Shahinyan,D (2429) Chess.com INT 2019 1-0}) (5. e4 fxe4 6. Nxe4 O-O 7. Nxf6+ Bxf6 8. Ne2 d5 9. Qb3 c6 10. O-O Qb6 11. Qc2 Na6 12. d3 Nb4 13. Qb3 Na6 14. Qa4 Qb4 15. Qc2 Bd7 16. Rb1 Qd6 17. a3 e5 18. b4 Bf5 19. cxd5 cxd5 {Uhlmann,W (2505)-Pytel,K (2400) Leningrad 1984 0-1 (51)}) ({RR} 5. e4 fxe4 6. Nxe4 O-O 7. Nxf6+ Bxf6 8. Ne2 d5 9. Qb3 c6 10. O-O Qb6 11. Qc2 Na6 12. d3 Nb4 13. Qb3 Na6 14. Qa4 Qb4 15. Qc2 Bd7 16. Rb1 Qd6 17. a3 e5 18. b4 Bf5 19. cxd5 cxd5 {Uhlmann,W (2505)-Pytel,K (2400) Leningrad 1984 0-1 (51)}) 5... O-O 6. Nf3 {[#] A10: English Opening: Unusual Replies for Black.} Ne4 $146 (6... c6 {[%cal Bb7b5]} 7. O-O d5 8. cxd5 exd5 9. d4 (9. e3 $14) 9... Nbd7 10. Qc2 Ne4 11. Nxe4 fxe4 12. Ne5 Qe8 13. Bd2 Nf6 (13... Nxe5 $15 14. fxe5 Bf5) 14. b4 (14. Qb3) 14... Qh5 $17 15. e3 Ng4 $1 16. Nxg4 Bxg4 17. Rf2 Rf6 (17... a6 $17 18. Re1 g5) 18. Bc3 (18. Qb3 $15) 18... Raf8 19. Qc1 (19. Qb3 $17) 19... g5 $19 20. Qf1 gxf4 21. Rxf4 {Merges,H-Loof,K Lahnstein 1999 0-1}) (6... d6 7. O-O a5 8. Rb1 Ne4 9. Qc2 Nxc3 10. bxc3 Nc6 (10... Qe8 11. e4 $16 (11. Ba3 e5 $14 (11... Qh5 12. Nd4 c6 {1-0 (29) Mayer,H (1827)-Kirves,M (1631) Berlin 2018} 13. e4 fxe4 {is a better defense.} (13... Nd7 14. Nxe6 Rf6 15. Nc7 Rh6 16. h3 $18 {is the narrow road to win.} (16. Nxa8 Qxh2+ $19 (16... Nf6 17. h3 $18 {and life is good for White.} (17. e5 Qxh2+ 18. Kf2 Ng4+ $1 19. Ke1 (19. Kf3 dxe5 20. Rbe1 $19 (20. fxe5 Nxe5+ 21. Ke2 {Mayer,H (1827)-Kirves,M (1631) Berlin 2018 1-0} Qxg2+ 22. Rf2 Qxg3 23. Bxe7 Re6 (23... Qg4+ 24. Ke1 Rh1+ 25. Rf1 Rh2 26. d4 Rxc2 27. Rf2 Nd3+ 28. Kf1 Rxf2#) 24. Qxf5 $19 {[%csl Ge7,Gf2][%cal Rf5f8]} Ng6+ 25. Kf1 {[%cal Bf5f8] Intending Qf8+! and mate.} Rf6 $4 {[%mdl 8192] Against Qf8+} (25... Re1+ $3 $19 {[%mdl 512]} 26. Rxe1 Bxf5 27. Rxf5 Qh3+ 28. Ke2 Qxf5) 26. Qxc8+ $18 Kf7 27. Rxf6+ gxf6 28. Qc7 $2 (28. Qf5 $1 $18 Nxe7 29. Qxh7+ Qg7 30. Qh3) 28... Qxc7 $4 {[%mdl 8192]} (28... Qd3+ {and Black stays safe.} 29. Kg2 Nh4+ 30. Kh2 Nf3+ 31. Kh1 Qxb1+ 32. Kg2 Nh4+ 33. Kh2 Nf3+ 34. Kg3 Ng5 35. Bc5+ Kg6) 29. Nxc7 {1-0 (29) Mayer,H (1827)-Kirves,M (1631) Berlin 2018}) 20... e4+ 21. Rxe4 fxe4+ 22. Qxe4) 19... Qxg3+ 20. Kd1 Qxg2 21. Qd3) 17... fxe4 18. f5) 17. Kf2 Rg6) 16... Rb8 17. exf5) 14. Bxe4 Na6)))) ({RR} 6... c6 7. O-O d5 8. cxd5 exd5 9. d4 Nbd7 10. Qc2 Ne4 11. Nxe4 fxe4 12. Ne5 Qe8 13. Bd2 Nf6 14. b4 Qh5 15. e3 Ng4 16. Nxg4 Bxg4 17. Rf2 Rf6 18. Bc3 Raf8 19. Qc1 g5 20. Qf1 gxf4 21. Rxf4 {Merges,H-Loof,K Lahnstein 1999 0-1}) ({RR} 6... d6 7. O-O a5 8. Rb1 Ne4 9. Qc2 Nxc3 10. bxc3 Qe8 11. Ba3 Qh5 12. Nd4 c6 13. e4 Nd7 14. Nxe6 Rf6 15. Nc7 Rh6 16. Nxa8 Nf6 17. e5 Qxh2+ 18. Kf2 Ng4+ 19. Kf3 dxe5 20. fxe5 Nxe5+ 21. Ke2 {Mayer,H (1827)-Kirves,M (1631) Berlin 2018 1-0}) 7. O-O Nc6 8. d4 {White is slightly better.} d6 $6 {Inaccuracy. Nxc3 was best.} (8... Nxc3 9. bxc3 Na5) 9. Nxe4 $6 {Inaccuracy. Qc2 was best.} (9. d5 $14 Nxc3 10. bxc3) (9. Qc2 d5) 9... fxe4 10. Ne1 d5 11. e3 Kh8 12. a3 a5 13. Bd2 g5 $6 {Inaccuracy. Bf6 was best.} (13... a4 $15 {stays ahead.}) (13... Bf6) 14. Bc3 (14. fxg5 $16 {Qh5 is the strong threat.} Rxf1+ 15. Bxf1) 14... gxf4 15. exf4 $6 {[%cal Bg2e4] Inaccuracy. Rxf4 was best.} (15. Rxf4 Bg5 16. Rxf8+ Qxf8 17. Nc2) 15... Bf6 16. Nc2 Qe8 17. cxd5 $6 {Inaccuracy. Ne3 was best.} (17. Ne3 Ne7 18. Ng4 Bg7 19. Ne5 b6 20. Bh3 c5 21. Rc1 a4 22. Qd2 Qh5) 17... exd5 18. Ne3 Ne7 19. Ng4 $6 {Inaccuracy. f5 was best.} (19. f5 Bg5) 19... Bxg4 $17 20. Qxg4 c6 21. Bh3 Qf7 $6 {Inaccuracy. c5 was best.} (21... c5 22. Rad1 Qb5 (22... Nc6 23. dxc5 d4 24. Bd2 e3 25. Rfe1 Qg6 26. Bc1 a4 27. Qxg6)) 22. Rad1 Rg8 23. Qd7 Qg7 $4 {Blunder. Qh5 was best.} (23... Qh5 24. Be6 Rg7 25. Qxb7 Rf8 26. Qb3 Nf5 27. Bxf5 Qxf5 28. Bxa5 h5 29. Kg2) 24. Qxb7 $16 h5 {[%cal Be7f5]} 25. Qb3 $2 {Mistake. Kh1 was best.} (25. Qd7 $16) (25. Kh1 Qf7 26. Qd7 Rgf8 27. Rc1 Qg6 28. Qe6 Qf7 29. Qxf7 Rxf7 30. Be6 Rff8) 25... h4 26. g4 $36 {[%mdl 2048] Black must now prevent Kh1. White has good play.} Nf5 $1 27. g5 $6 {[%mdl 8192] Inaccuracy. Rde1 was best.} (27. Rde1) 27... Ne3 $1 $19 (27... Nxd4 28. Qb6 Nf3+ 29. Kh1 (29. Rxf3 exf3 30. Qxc6 Bxc3) 29... Bxc3 30. bxc3) (27... Bxd4+ 28. Kh1 Bxc3 29. Bxf5 $16) 28. Kh1 Be7 $4 {Blunder. Nxf1 was best.} (28... a4 $1 $19 {[%cal Ra4b3]} 29. gxf6 Qxf6) (28... Nxf1 29. Rxf1) 29. Bxa5 $4 {[%mdl 8192] Blunder. Bd2 was best.} (29. Bd2 Nxf1 30. Rxf1 Qh7 31. Be3 Rab8 32. Qc2 Qh5 33. Qxc6 Rb3 34. Bg4 Qg6) 29... Nxf1 (29... Nxd1 30. Bc7 Bxg5 31. Be5 Nf2+ 32. Rxf2 $15) 30. Bc7 {[#] Threatens to win with Be5.} (30. Bb6 $2 Nxh2 $1 {[%mdl 512]} 31. Qe3 Bd6 $1 $19) 30... Qg6 $4 {[%mdl 8192] Blunder. Nd2 was best.} (30... Nd2 31. Rxd2 Bxg5 32. Be5 Bf6 33. Qe3 Raf8 34. Rg2 Qh6 35. Rf2 c5 36. Bxf6+) 31. Be5+ Kh7 32. Rxf1 Bf8 $2 {Mistake. Raf8 was best.} (32... Raf8 33. Rg1 Qf7 34. Bg4 Bxg5 35. fxg5 Rxg5 36. Qe3 Rfg8 37. h3 c5 38. a4) 33. Qb7+ $18 Bg7 34. f5 {[%cal Bf4f5,Bf5f6][%mdl 32]} Qxg5 35. f6 {[%mdl 64] Threatening mate with Bf5+. Pin} Qe3 $4 {Checkmate is now unavoidable. e3 was best.} (35... e3 36. fxg7 e2 37. Re1 Ra7 38. Qxc6 Rgxg7 39. Qc2+ Rg6 40. Qxe2 Rf7 41. Bg2) 36. Bf5+ Kh6 37. Bf4+ {Weighted Error Value: White=0.51/Black=0.91 PRECISÃO LICHESS: BRANCAS 88% PRETAS 79%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.15"]
[White "Carlos Alberto Braga Mendes"]
[Black "Bruno Ramalho Calcada"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1371"]
[BlackElo "1753"]
[Annotator "Stockfish 16.1"]
[PlyCount "72"]
[EventDate "2024.??.??"]

{[%evp 14,72,63,57,96,56,110,118,130,102,191,137,257,246,288,275,525,523,520,415,418,421,416,417,468,396,400,404,442,448,448,451,454,452,465,457,472,420,460,412,407,399,395,391,485,371,497,507,547,501,571,574,575,535,527,483,500,483,691,691,1146]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bf4 d6 5. h3 Nbd7 6. Nf3 O-O 7. e3 c5 8. Be2 Qb6 {E61: King's Indian: Early deviations for White, including Smyslov System.} (8... b6 9. O-O Bb7 10. d5 a6 {[%cal Bb6b5]} 11. a4 h6 12. Nd2 Ne8 13. Qc2 Nc7 14. Bg3 f5 15. f4 e5 16. e4 {Threatens to win with exf5.} exf4 (16... Bc8 $16) 17. Bxf4 Ne5 18. exf5 Rxf5 19. Bxe5 Rxe5 $2 (19... Bxe5 20. Bd3 Rf6) 20. Qxg6 $18 {White threatens Bd3 and mate.} Qe8 21. Qxd6 Ne6 22. Bg4 Nd4 23. Nf3 Nxf3+ 24. Rxf3 Re1+ 25. Rxe1 $4 {[%mdl 8192]} (25. Rf1 $18 {was the only winning move.} Rxa1 26. Rxa1) 25... Qxe1+ $19 26. Rf1 Bd4+ 27. Kh1 (27. Kh2 $19 Be5+ 28. Qxe5 Qxe5+ 29. g3) 27... Qxf1+ 28. Kh2 Bg1+ {0-1 (28) Dang,H (2350)-Naroditsky,D (2646) Chess.com INT 2016}) 9. Qd2 $6 {Inaccuracy. Qc2 was best.} (9. Qb3 {[%eval 94,0] 9.c2} Qxb3 10. axb3 a6 11. O-O Nb8 (11... b6 $14) 12. dxc5 $16 dxc5 13. Ne5 Bd7 (13... Nfd7 $16) 14. Bf3 Bc6 15. Nxc6 Nxc6 (15... bxc6 $16 16. Ra5 Nfd7) 16. Na4 $18 Rac8 (16... e5) 17. Nxc5 $18 e5 18. Bh2 Rfe8 (18... e4) 19. Nxb7 $18 Re7 20. Nd6 {1-0 (20) Prie,E (2467)-Lagarde,M (2175) Nantes 2005}) (9. Qc2 cxd4) ({RR} 9. Qb3 Qxb3 10. axb3 a6 11. O-O Nb8 12. dxc5 dxc5 13. Ne5 Bd7 14. Bf3 Bc6 15. Nxc6 Nxc6 16. Na4 Rac8 17. Nxc5 e5 18. Bh2 Rfe8 19. Nxb7 Re7 20. Nd6 {1-0 (20) Prie,E (2467)-Lagarde,M (2175) Nantes 2005}) 9... e6 $6 {Inaccuracy. e5 was best.} (9... Rd8 {[%eval 50,0] 9...e5} 10. O-O cxd4 (10... Ne5) 11. exd4 $16 e5 12. Be3 Qc7 (12... exd4 13. Nxd4 Nc5) 13. Nb5 $18 Qb8 14. c5 $2 (14. dxe5 $1 $18 dxe5 15. c5) 14... Ne4 (14... exd4 15. Bxd4 Nxc5) 15. Qc2 $14 Ndf6 $2 (15... d5 $16) 16. cxd6 $18 Bf5 (16... exd4 17. Bf4 a6) 17. g4 Qc8 $2 (17... Rc8 18. Qd1 exd4) 18. Qxc8 $18 Bxc8 19. dxe5 Nd5 20. Nc7 Nxe3 21. Nxa8 Nxf1 22. Kxf1 (22. Rxf1 $18 {Hoping for Bc4.} h5 23. Nc7) 22... Bxg4 $2 (22... h5 $16 {is tougher.}) 23. hxg4 $18 Rxa8 24. Rc1 {Vukotic Jovsic,D (1834)-Pareja Vicente,A (1604) Madrid 2022 ½-½ (57)}) (9... e5 10. dxe5 Nxe5 (10... dxe5 11. Bg3 e4 12. Ne5 Nxe5 13. Bxe5 Bd7 14. O-O Bc6 15. Qc2)) ({RR} 9... Rd8 10. O-O cxd4 11. exd4 e5 12. Be3 Qc7 13. Nb5 Qb8 14. c5 Ne4 15. Qc2 Ndf6 16. cxd6 Bf5 17. g4 Qc8 18. Qxc8 Bxc8 19. dxe5 Nd5 20. Nc7 Nxe3 21. Nxa8 Nxf1 22. Kxf1 Bxg4 23. hxg4 Rxa8 24. Rc1 {Vukotic Jovsic,D (1834)-Pareja Vicente,A (1604) Madrid 2022 ½-½ (57)}) 10. O-O $16 {[#]} Re8 $146 {White is better.} (10... d5 11. cxd5 Nxd5 12. Nxd5 exd5 13. Rac1 $16 (13. dxc5 Nxc5 14. Be5 Bxe5 15. Nxe5 Rd8 16. Rfd1 Ne4 {1-0 (54) Harutyunian,T (1980)-Chuprakov,R (1400) Moscow 2009} 17. Qd4 Qxd4 $1 18. Rxd4 Be6 19. Rad1 {[%cal Be2c4]} Rdc8 {Against Bc4} 20. Bd3 {Inhibits Rc2.} Nd6 21. Bb1 Nc4 22. Nd3 Rc7 23. a4 Rac8 24. Ba2 Kf8 25. b4 $14 (25. b3 {Harutyunian,T (1980)-Chuprakov,R (1400) Moscow 2009 1-0 (54)} Nb6 (25... Na3 $15) 26. a5 Nd7 27. b4 Nf6 28. Nf4 {[%cal Rf4d5]} Rc2 (28... Rc1) 29. Bxd5 $16 Bxd5 30. Nxd5 Nxd5 31. Rxd5 Rb2 {[#]} 32. Rd8+ (32. R5d4 $1 $16) 32... Rxd8 33. Rxd8+ Ke7 34. Rd4 a6 (34... b6 $14) 35. g3 (35. Re4+ Kf6 36. g4) 35... h5 36. Kg2 Ke6 (36... f6) 37. h4 (37. Re4+ $16 Kd6 38. g4) 37... Kf6 $2 {[%mdl 8192] [#]} (37... f5) 38. Kf3 $2 (38. Rd6+ $1 $18 {is the precise move to win.} Ke7 39. Rb6) 38... Ke6 $16 39. Rc4 {Inhibits Rc2.} Kd6 40. g4 {Harutyunian,T (1980)-Chuprakov,R (1400) Moscow 2009 1-0} (40. Rf4 $16 f5 41. e4)))) ({RR} 10... d5 11. cxd5 Nxd5 12. Nxd5 exd5 13. dxc5 Nxc5 14. Be5 Bxe5 15. Nxe5 Rd8 16. Rfd1 Ne4 17. Qd4 Qxd4 18. Rxd4 Be6 19. Rad1 Rdc8 20. Bd3 Nd6 21. Bb1 Nc4 22. Nd3 Rc7 23. a4 Rac8 24. Ba2 Kf8 25. b3 {Harutyunian,T (1980)-Chuprakov,R (1400) Moscow 2009 1-0 (54)}) 11. Rfd1 a5 $6 {Inaccuracy. e5 was best.} (11... e5) 12. Qc2 (12. dxc5 $18 Nxc5 13. Qxd6 (13. Bxd6 Nfe4 $16) 13... Qxd6 14. Bxd6) 12... Nh5 $6 {Inaccuracy. e5 was best.} (12... e5 13. dxe5) 13. Bh2 Nhf6 14. Nb5 Ne4 $4 {Blunder. e5 was best.} (14... e5 15. dxe5 dxe5 16. Rd6 Qd8 17. Rad1 e4 18. Nd2 Re7 19. Bf4 Ne8 20. Nxe4) 15. Qxe4 $18 e5 16. d5 $6 {Inaccuracy. dxe5 was best.} (16. dxe5 Re6 17. Qc2 a4 18. exd6 Ra5 19. Qd2 Re4 20. Nc3 Re8 21. Rab1 Qd8) 16... Nf6 17. Qc2 Bf5 18. Qc1 e4 19. Nh4 Bd7 20. Nxd6 Re7 21. Qc2 h5 22. Rab1 Rd8 23. Re1 Bc8 24. Nxc8 Rxc8 25. Bd1 {[%cal Be2d1,Bd1c2,Bc2d3,Bd3f5][%mdl 32]} Nd7 26. f3 Qf6 27. Bg3 g5 28. Qf2 (28. d6 Re6 29. Qf2 (29. Qa4 gxh4 30. Qxd7 Rd8 $18) 29... gxh4 $18) 28... Ne5 29. Bc2 $6 {Inaccuracy. Bxe5 was best.} (29. Bxe5 Rxe5 30. f4 gxf4 31. Qxf4 Rd8 32. Rf1 Qxf4 33. Rxf4 Bh6 34. Rf5 f6) 29... exf3 $6 {Inaccuracy. Nxc4 was best.} (29... Nxc4 30. Bxe4 Rxe4 31. fxe4 Qxf2+ 32. Kxf2 gxh4 33. Bxh4 Be5 34. Bg3 Bxg3+ 35. Kxg3) 30. Nxf3 {White is clearly winning.} Nd7 31. Bd3 Qh6 32. Bf5 Rd8 33. Bc7 Rde8 34. g4 hxg4 35. hxg4 Rxe3 $6 {Inaccuracy. Ne5 was best.} (35... Ne5 36. d6 (36. Bxe5 Bxe5 37. Kg2 Bd6 38. e4 Bf4 39. Rh1 Qa6 40. Rbe1 a4 41. Rh5) 36... Nxf3+ 37. Qxf3 Be5) 36. Rxe3 Bd4 {[%mdl 32768] Weighted Error Value: White=0.26 (precise) /Black=0.48. Loss on time!? PRECISÃO LICHESS: BRANCAS 95% PRETAS 88%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.16"]
[White "Roberto, Fabelino De Souza"]
[Black "Luiz, Jose Vieira Da Cruz"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1741"]
[BlackElo "1435"]
[Annotator "Stockfish 16.1"]
[PlyCount "83"]
[EventDate "2024.??.??"]

{[%evp 13,82,51,320,318,355,356,409,406,413,410,419,392,419,353,399,400,391,397,409,363,415,366,379,378,375,370,408,378,381,380,440,428,474,428,478,461,470,416,437,437,475,458,504,498,507,500,528,524,528,518,551,546,576,573,606,583,641,639,635,632,629,608,654,646,29993,29994,29997,29998,29998,29999,29999] PRECISÃO LICHESS: BRANCAS 98% PRETAS 92%} 1. c4 e5 2. Nc3 Bc5 3. g3 Nc6 4. Bg2 Nf6 5. e3 O-O 6. Nge2 d6 7. O-O Be6 $4 {[%mdl 8192] Blunder. Bb6 was best.} (7... Re8 $14) (7... Bb6 8. b3 Bf5 9. d4 Qd7 10. dxe5 Nxe5 11. e4 Bh3 12. Bxh3) 8. d4 $18 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Bb6 (8... exd4 9. exd4 Bb4 10. d5 Ne5 11. dxe6 fxe6 12. b3 Nfg4 13. Bb2 Rxf2 (13... Bc5 14. Ne4 Bxf2+ 15. Nxf2 Ne3 16. Qd2 Nxf1 17. Rxf1 Qe7 18. Nf4 Rf5 19. Bxb7 c6 20. Bxe5 Qxb7 21. Qxd6 Raf8 22. Ng4 Qb6+ 23. c5 {Decuigniere,T (2365)-Kornyukov,A (2452) chess.com INT 2023 1-0 (31)} Qb4 24. Qxe6+ Kh8 {[#]} 25. Nh6 (25. Bxg7+ $1 Kxg7 26. Nh5+ Kh8 27. Qe5+ R5f6 28. Rxf6 Qe1+ 29. Rf1+ Rf6 30. Qxf6+ Kg8 31. Nh6#) 25... Qxc5+ $18 26. Kg2 {White threatens Bxg7+ and mate.} Qxe5 27. Qxe5 Rxe5 28. Ng6+ hxg6 29. Rxf8+ Kh7 30. Ng4 Re2+ 31. Rf2 {1-0 (31) Decuigniere,T (2365)-Kornyukov,A (2452) Chess.com INT 2023}) 14. Rxf2 Nxf2) ({RR} 8... exd4 9. exd4 Bb4 10. d5 Ne5 11. dxe6 fxe6 12. b3 Nfg4 13. Bb2 Bc5 14. Ne4 Bxf2+ 15. Nxf2 Ne3 16. Qd2 Nxf1 17. Rxf1 Qe7 18. Nf4 Rf5 19. Bxb7 c6 20. Bxe5 Qxb7 21. Qxd6 Raf8 22. Ng4 Qb6+ 23. c5 {Decuigniere,T (2365)-Kornyukov,A (2452) chess.com INT 2023 1-0 (31)}) 9. d5 {[#]} Bf5 $146 (9... Na5 10. Qd3 {Against Bf5} (10. dxe6 fxe6 11. b3 Nc6 12. Bb2 Qe7 13. a3 Rad8 14. Qc2 d5 15. cxd5 exd5 16. Rad1 Qf7 17. Qd2 Ne7 18. Qc2 Rd6 19. b4 Rfd8 (19... Ng4 20. Qb3 Rf6) 20. Qb1 Qh5 21. Rfe1 c6 22. e4 $4 {[%mdl 8192]} (22. h3 $18 {and all is fine.}) 22... Bxf2+ $2 (22... Ng4 $19 {has better winning chances.} 23. h3 Nxf2) 23. Kxf2 $4 {[%mdl 8192]} (23. Kh1 $17 {nothing else works.}) 23... Ng4+ $19 24. Kg1 {Ayinala,S (1180)-Donnelly,P (1659) San Francisco 2014 0-1}) 10... c5 (10... Bd7 11. b4 Nxc4 12. Qxc4 Qc8) 11. Bd2 (11. dxe6 fxe6 12. Ne4) 11... Qc8 $2 (11... Bd7 12. h3 Bc7) 12. Ne4 (12. dxe6 Qxe6 13. Nd5) 12... Nxe4 $18 13. Bxe4 f5 14. Bg2 Qc7 $2 (14... Bd7 $16) 15. Qc2 (15. dxe6 Qe7 16. Bxa5 Bxa5 17. Qd5) 15... a6 $2 (15... Bf7 16. e4 Bh5) 16. Rfc1 $2 (16. dxe6 Qe7 17. Bd5) 16... Ba7 $2 (16... Bd7 17. b3 Be8) 17. b4 cxb4 18. Bxb4 $2 (18. dxe6 $18 Nc6 19. a3) 18... b6 $2 {[%mdl 8192]} (18... Bd7 $16 {is a better chance.}) 19. Bxa5 bxa5 (19... Bd7 20. Bb4 Rac8) 20. Rab1 $2 (20. dxe6 $18 Rab8 21. Rab1) 20... Rab8 $2 {[%mdl 8192]} (20... Bd7 {and Black stays safe.}) 21. Bf1 $2 (21. dxe6 $18 g6 22. Qa4) 21... f4 $2 {[%mdl 8192]} (21... Rxb1 $15 22. Qxb1 Rb8) 22. e4 $4 {[%mdl 8192]} (22. dxe6 $18 {and life is good for White.} fxe3 23. f4) 22... fxg3 $2 (22... Rxb1 $19 23. Qxb1 Bg4) 23. Nxg3 $2 (23. dxe6 $17 {is the only way for White.} Rxf2 24. c5 Bxc5 25. hxg3 Rxe2+ 26. Qxc5 dxc5 27. Bxe2) 23... Rxb1 24. Qxb1 {Piorkowsky,M-Grieger,M Fischbek 1997 1-0 (35)}) (9... Bxd5 10. Nxd5 Re8 (10... Ba5 11. Nxf6+ Qxf6 12. Qa4 Bb6 13. Bxc6 bxc6 14. Qxc6 Rab8 15. Qg2 Qe6 {1-0 (42) Soto Fernandez,D (1423)-Aguilar Alcala,M Salobrena 2022} 16. b3 Rfc8 17. Bb2 c6 18. Rac1 d5 19. cxd5 cxd5 20. Rxc8+ Rxc8 21. Rc1 {Against Rc2} Rxc1+ 22. Nxc1 h6 23. Nd3 Qf5 24. Qxd5 Bc7 25. Bxe5 Bxe5 26. Nxe5 Kh7 27. e4 Qh5 28. Nxf7 Qxd5 29. exd5 Kg8 30. Nd6 Kf8 31. Nc8 Ke8 32. Nxa7 Kd7 33. b4 Kd6 34. Nc8+ Kxd5 35. Ne7+ Kd6 36. Nf5+ Kc7 37. Nxg7 Kb6 38. Nf5 Kb5 39. Nxh6 {Soto Fernandez,D (1423)-Aguilar Alcala,M Salobrena 2022 1-0}) 11. Nec3 Re6 12. b3 Qd7 13. Bh3 Qc8 14. Nxf6+ gxf6 15. Bxe6 Qxe6 16. Nd5 Kh8 17. Qf3 Rg8 18. Qxf6+ Qxf6 19. Nxf6 {1-0 (19) Durovka,M (1469)-Sevcik,O (1133) Liptovsky Mikulas 2019}) ({RR} 9... Na5 10. Qd3 c5 11. Bd2 Qc8 12. Ne4 Nxe4 13. Bxe4 f5 14. Bg2 Qc7 15. Qc2 a6 16. Rfc1 Ba7 17. b4 cxb4 18. Bxb4 b6 19. Bxa5 bxa5 20. Rab1 Rab8 21. Bf1 f4 22. e4 fxg3 23. Nxg3 Rxb1 24. Qxb1 {Piorkowsky,M-Grieger,M Fischbek 1997 1-0 (35)}) ({RR} 9... Na5 10. dxe6 fxe6 11. b3 Nc6 12. Bb2 Qe7 13. a3 Rad8 14. Qc2 d5 15. cxd5 exd5 16. Rad1 Qf7 17. Qd2 Ne7 18. Qc2 Rd6 19. b4 Rfd8 20. Qb1 Qh5 21. Rfe1 c6 22. e4 Bxf2+ 23. Kxf2 Ng4+ 24. Kg1 {Ayinala,S (1180)-Donnelly,P (1659) San Francisco 2014 0-1}) ({RR} 9... Bxd5 10. Nxd5 Re8 11. Nec3 Re6 12. b3 Qd7 13. Bh3 Qc8 14. Nxf6+ gxf6 15. Bxe6 Qxe6 16. Nd5 Kh8 17. Qf3 Rg8 18. Qxf6+ Qxf6 19. Nxf6 {1-0 (19) Durovka,M (1469)-Sevcik,O (1133) Liptovsky Mikulas 2019}) 10. dxc6 {White is winning.} bxc6 11. Bxc6 Rb8 12. Bg2 Qd7 13. a3 Rfe8 14. e4 Be6 15. Nd5 Nxd5 16. exd5 Bf5 17. Nc3 Bc5 18. b4 Bd4 19. Bb2 Bh3 20. Qd2 Bxg2 21. Kxg2 Qf5 22. Rae1 Bb6 23. Na4 Re7 24. h3 e4 25. f3 e3 26. Qc3 {[%csl Gb2][%cal Rc3g7] [#]} Qg5 $6 {Inaccuracy. Qg6 was best.} (26... Qg6 27. Re2 f5 28. Qd3 a5 29. Nxb6 cxb6 30. Bc3 Rbe8 31. c5 axb4 32. cxd6) 27. c5 dxc5 28. bxc5 Ba5 29. Qxa5 Qxd5 30. Qc3 {[%csl Gb2][%cal Rc3g7]} Qg5 31. Re2 Rbe8 32. Rfe1 f6 33. Bc1 {[%cal Bb2c1,Bc1e3,Be3c5,Bc5e7][%mdl 32]} Rd8 34. Bxe3 Qd5 35. Rd2 Qa8 36. Rxd8+ Qxd8 37. Qb3+ Kf8 38. c6 {Threatening mate with Nc5.} Qa8 $2 {Checkmate is now unavoidable. Re5 was best.} (38... Re5 39. Bf2 Qd5 40. Qb8+ Kf7 41. Rxe5 Qxe5 42. Qb3+ Kg6 43. Nc3 Qf5 44. Ne4) 39. Bc5 {White mates.} Qxc6 40. Bxe7+ Ke8 41. Qg8+ Kd7 42. Qd8# {Weighted Error Value: White=0.13 (very precise) /Black=0.46} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.17"]
[White "Adnilton Correia De A.Nogueir, ..."]
[Black "Paulo, Henrique Pfitzner"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1625"]
[BlackElo "1427"]
[Annotator "Stockfish 16.1"]
[PlyCount "87"]
[EventDate "2024.??.??"]

{[%evp 9,86,-29,31,-32,1,-6,3,3,62,34,95,-12,295,298,290,294,430,303,302,293,322,191,294,294,295,304,308,301,340,338,354,266,262,237,236,207,264,264,341,345,338,339,335,335,400,392,438,441,477,477,529,519,659,657,29968,29969,1110,656,29974,29975,806,711,697,660,29998,29995,29995,29994,29995,29996,29996,29996,29996,29997,29999,29997,29997,29998,29999]} 1. d4 d5 2. Nf3 Bg4 3. e3 a6 (3... Nf6 4. h3 Bxf3 5. Qxf3 Nc6 6. c3 e5 7. Bb5 Bd6 8. dxe5 Bxe5 9. Nd2 O-O 10. Qe2 Ne7 11. Nf3 Bd6 12. O-O Ng6 13. b3 c6 14. Bd3 Re8 15. Qc2 Bc7 16. a4 Bb8 17. g3 Bd6 18. Kg2 Ne5 19. Nxe5 Bxe5 20. Bb2 Qe7 21. Rad1 Rad8 22. Rfe1 Qc7 23. Be2 g6 24. Bf3 h5 25. h4 a6 26. c4 dxc4 27. Bxe5 Qxe5 28. Qxc4 a5 29. b4 Kg7 30. bxa5 Qxa5 31. Rxd8 Rxd8 32. Rb1 Rd7 33. Qb4 {Oleksienko,M (2594)-Firouzja,A (2702) chess24.com INT 2020 0-1}) (3... Nd7 4. Be2 e6 5. h3 Bh5 6. O-O Ngf6 7. Nfd2 Bg6 8. Bd3 c5 9. b3 Bd6 10. Bb2 O-O 11. Bxg6 hxg6 12. c4 cxd4 13. exd4 Rc8 14. c5 Bb8 15. Re1 Qc7 16. Nf1 Ne4 17. Nbd2 Nxd2 18. Qxd2 {Van Riemsdijk,D (2235)-Van Riemsdijk,H (2370) Sao Jose de Rio Preto 1995 0-1 (46)}) ({RR} 3... Nd7 4. Be2 e6 5. h3 Bh5 6. O-O Ngf6 7. Nfd2 Bg6 8. Bd3 c5 9. b3 Bd6 10. Bb2 O-O 11. Bxg6 hxg6 12. c4 cxd4 13. exd4 Rc8 14. c5 Bb8 15. Re1 Qc7 16. Nf1 Ne4 17. Nbd2 Nxd2 18. Qxd2 {Van Riemsdijk,D (2235)-Van Riemsdijk,H (2370) Sao Jose de Rio Preto 1995 0-1 (46)}) 4. c3 $146 (4. b3 c6 5. Bd3 Nf6 6. O-O e6 7. Bb2 Bd6 8. c4 Qc7 9. h3 Bh5 10. Nbd2 Nbd7 11. Re1 Bh2+ 12. Kh1 e5 13. e4 dxe4 14. Nxe4 Bf4 15. Nxf6+ gxf6 16. Bc1 Bxc1 17. Rxc1 O-O 18. Bf5 Rad8 {Leban,M-Valic,M Nova Gorica 2004 0-1 (62)}) (4. c4 Nf6 5. Qb3 Ra7 6. Ne5 Be6 7. Nc3 c6 8. cxd5 Nxd5 9. Ne4 f6 10. Nf3 Nc7 11. Qb6 Nb5 12. Qxd8+ Kxd8 13. Nc5 Bf7 14. a4 Nd6 15. Bd2 Ke8 16. Bd3 g5 17. h3 b6 18. Ne4 a5 {Scholz,W (1639)-Bremer,H (1431) Berlin 2021 1-0 (40)}) (4. h3 Bf5 5. c4 Nf6 6. Nc3 Be4 7. Be2 e6 8. Qb3 b6 9. O-O c5 10. Nxe4 dxe4 11. Ne5 Bd6 12. Rd1 cxd4 13. exd4 O-O 14. f3 h6 15. c5 bxc5 16. dxc5 Bxc5+ 17. Kh1 Qc7 18. Bf4 Qb6 {Bloemker,M-Schmalbrock,A (1257) Germany 2003 1-0 (44)}) (4. Be2 e6 5. O-O Nc6 6. a3 h6 7. Nbd2 Nf6 8. b4 b5 9. Bb2 g5 10. Ne1 h5 11. f3 Bf5 12. Bd3 Bxd3 13. cxd3 Be7 14. Rc1 Na7 15. Nb3 c6 16. Nc5 Bxc5 17. Rxc5 Nd7 18. Rc1 Rh6 {Luchowski,F (1799)-Pastewski,B Poland 2010 1-0 (45)}) ({RR} 4. b3 c6 5. Bd3 Nf6 6. O-O e6 7. Bb2 Bd6 8. c4 Qc7 9. h3 Bh5 10. Nbd2 Nbd7 11. Re1 Bh2+ 12. Kh1 e5 13. e4 dxe4 14. Nxe4 Bf4 15. Nxf6+ gxf6 16. Bc1 Bxc1 17. Rxc1 O-O 18. Bf5 Rad8 {Leban,M-Valic,M Nova Gorica 2004 0-1 (62)}) ({RR} 4. c4 Nf6 5. Qb3 Ra7 6. Ne5 Be6 7. Nc3 c6 8. cxd5 Nxd5 9. Ne4 f6 10. Nf3 Nc7 11. Qb6 Nb5 12. Qxd8+ Kxd8 13. Nc5 Bf7 14. a4 Nd6 15. Bd2 Ke8 16. Bd3 g5 17. h3 b6 18. Ne4 a5 {Scholz,W (1639)-Bremer,H (1431) Berlin 2021 1-0 (40)}) ({RR} 4. h3 Bf5 5. c4 Nf6 6. Nc3 Be4 7. Be2 e6 8. Qb3 b6 9. O-O c5 10. Nxe4 dxe4 11. Ne5 Bd6 12. Rd1 cxd4 13. exd4 O-O 14. f3 h6 15. c5 bxc5 16. dxc5 Bxc5+ 17. Kh1 Qc7 18. Bf4 Qb6 {Bloemker,M-Schmalbrock,A (1257) Germany 2003 1-0 (44)}) ({RR} 4. Be2 e6 5. O-O Nc6 6. a3 h6 7. Nbd2 Nf6 8. b4 b5 9. Bb2 g5 10. Ne1 h5 11. f3 Bf5 12. Bd3 Bxd3 13. cxd3 Be7 14. Rc1 Na7 15. Nb3 c6 16. Nc5 Bxc5 17. Rxc5 Nd7 18. Rc1 Rh6 {Luchowski,F (1799)-Pastewski,B Poland 2010 1-0 (45)}) 4... Nf6 {[#]} 5. Qa4+ $146 (5. Nbd2 Nbd7 6. Bd3 e5 7. Qb3 Qb8 8. O-O e4 9. Ne5 exd3 10. Qa4 c6 11. Nxg4 Nxg4 {0-1 (48) Munkwitz,W-Schleiff,W freechess.de 2020} 12. f3 Nxe3 13. Re1 Be7 14. Rxe3 Qc7 15. Rxd3 b5 16. Qd1 O-O 17. Nf1 h6 18. Ne3 Qd6 19. Nf5 Qf6 20. Nxe7+ Qxe7 21. Re3 Qd6 22. g3 Nf6 23. f4 Rfe8 24. Qe1 Qd7 25. Kg2 Rxe3 26. Bxe3 Re8 27. Qd2 Re4 28. b3 Ng4 29. Re1 Nxe3+ 30. Rxe3 Rxe3 31. Qxe3 Qe6 32. Qf2 a5 33. Kf3 Qe4+ 34. Kg4 f5+ {Munkwitz,W-Schleiff,W freechess.de 2020 0-1}) 5... Qd7 (5... Nbd7) 6. Qd1 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} (6. Qb3 $14) 6... e6 (6... Bxf3 $5 7. gxf3 Nc6) 7. Be2 Bf5 8. Ne5 {The position is equal.} Qe7 $6 {Inaccuracy. Qd8 was best.} (8... Qd8 9. Qb3 Qc8 10. g4 Bxb1 11. Rxb1 c5 12. O-O Nc6 13. f4 Bd6 14. Bf3) 9. Nd2 {Hoping for g4.} (9. Qb3 $5 {[%cal Rb3b7]} Ra7 10. g4 $14) 9... Nbd7 $6 {Inaccuracy. h5 was best. [#]} (9... h5 10. Qb3) 10. Qa4 $2 {Mistake. g4 was best.} (10. g4 Bg6 11. h4) 10... b5 $4 {[%mdl 8192] Blunder. h5 was best.} (10... h5 11. Qb3 Rb8 12. Nxd7 Nxd7 13. O-O h4 14. f3 Qd6 15. e4 Bg6 16. e5) 11. Bxb5 $1 $18 Qd8 12. Bc6 (12. Bxa6 $6 c5 $18) 12... Ra7 $6 {Inaccuracy. Bd6 was best.} (12... Bd6 13. Ndf3 (13. e4 Bxe5 14. exf5 Bd6 15. Bxa8 Qxa8 16. O-O O-O 17. fxe6 fxe6 18. f4) 13... Rb8) 13. Bxd7+ $6 {Inaccuracy. e4 was best.} (13. e4 Bg6 14. h4 Bd6 15. Nxg6 fxg6 16. e5 O-O 17. exf6 Qxf6 18. Nf3 Nb8) 13... Nxd7 14. Nc6 Nb6 {[#] aiming for ...Qa8.} 15. Qb3 $6 {Inaccuracy. Qd1 was best.} (15. Nxd8+ Nxa4 16. e4 (16. Nc6 Rb7) 16... Bxe4 17. Nxe4 Kxd8) (15. Qd1 Qa8 (15... Qg5 16. Nxa7 Qxg2 17. Qf3 Qg6 18. Nc6 Bd6 19. h4 h5 20. Ne5 Bxe5) 16. Nxa7) 15... Qa8 $6 {Inaccuracy. Qg5 was best.} (15... Qg5 16. Rg1 Ra8 17. a4 Bd3 18. Ne5 Bg6 19. a5 Nd7 20. Qa4 Qd8 21. Qc6) 16. Nxa7 Qxa7 17. O-O Bd3 18. Re1 Bd6 19. e4 {[%cal Be3e4,Be4e5][%mdl 32]} O-O 20. e5 $6 {Inaccuracy. Re3 was best.} (20. Re3 dxe4 21. Nxe4 Bxe4 22. Rxe4 Nd5 23. Qd1 c5 24. dxc5 Bxc5 25. Qf3 Qb6) 20... Be7 21. Re3 Bf5 22. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Bg5 23. Re1 h5 $6 {Inaccuracy. c5 was best.} (23... c5 24. Qd1 Bxd2 25. Bxd2 Nc4 26. Bc1 Rb8 27. dxc5 Nxb2 28. Bxb2 Rxb2 29. Qd4) 24. a5 Nd7 25. Nf3 Be7 26. Bg5 f6 27. exf6 Nxf6 28. Nh4 Bd3 29. Rxe6 c5 30. Bxf6 gxf6 $6 {Inaccuracy. Bxf6 was best.} (30... Bxf6 31. Rxf6 Rxf6 32. Qxd5+ Qf7 33. Qxf7+ Rxf7 34. dxc5 Re7 35. h3 g5 36. Nf3) 31. Qxd5 {White wants to mate with Rxe7+.} Kg7 32. Rae1 Bd8 33. Qxh5 {R1e3 would kill now.} cxd4 34. Qg4+ Kh7 35. Rd1 Bc2 36. Rxd4 {White threatens Nf5 and mate.} f5 $4 {Checkmate is now unavoidable. Kh8 was best.} (36... Kh8 37. Re8 Rxe8 38. Qh5+ Kg7 39. Qxe8 Qxd4 40. cxd4 Bxa5 41. Qe7+ Kg8 42. Qxf6) 37. Qg6+ {White mates.} Kh8 38. Qh5+ $2 {Lost forced checkmate sequence. Qh6+ was best.} (38. Qh6+ Kg8 39. Rg6+ Kf7 40. Rg7+ Ke8 41. Qc6+ Qd7 42. Qxd7#) 38... Kg7 $2 {Checkmate is now unavoidable. Qh7 was best.} (38... Qh7 39. Ng6+ Kg8 40. Qxh7+ Kxh7 41. Nxf8+ Kg7 42. Rxd8 f4 43. f3 Kf7 44. Rxa6) 39. Rg6+ Kf7 40. Qh7+ Ke8 41. Qxa7 {[%csl Gd4][%cal Ra7d7]} Bxh4 42. Rxh4 f4 $4 {Checkmate is now unavoidable. Ba4 was best.} (42... Ba4 43. Rh7 Rf7 44. Rxf7 Kd8 45. Qb8#) 43. Rg7 {[%csl Gg7][%cal Ra7e7]} Be4 44. Qb8# {Weighted Error Value: White=0.33/Black=1.12 PRECISÃO LICHESS: BRANCAS 93% PRETAS 87%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.18"]
[White "Flavio, Cesar De Carvalho S"]
[Black "Miguel, Mendes Da Costa"]
[Result "0-1"]
[ECO "B88"]
[WhiteElo "1319"]
[BlackElo "1646"]
[Annotator "Stockfish 16.1"]
[PlyCount "62"]
[EventDate "2024.??.??"]

{[%evp 11,62,28,34,-4,21,17,24,0,43,50,121,108,139,161,276,271,265,175,464,454,449,348,462,457,454,273,267,219,358,-83,0,-326,-320,-316,-299,-397,-387,-476,-398,-403,-375,-471,-370,-501,-497,-648,-644,-766,-582,-554,-558,-1183,-1135]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 Nf6 6. Nc3 e6 7. f4 {[%cal Bf2f4,Bf4e5][%mdl 32] B88: Sicilian: Sozin Attack.} (7. Be3 Bd7 8. Qe2 a6 9. Bb3 b5 10. a3 Na5 11. f4 e5 12. Nf3 Nxb3 13. cxb3 Qb8 14. O-O Be7 15. b4 O-O 16. fxe5 dxe5 17. Bc5 Bxc5+ 18. bxc5 b4 $1 {[%cal Rb4c3]} 19. Nd5 Bb5 20. Nxf6+ gxf6 21. Qe3 Bxf1 22. Rxf1 {[%cal Bf3g5]} Kh8 23. Nh4 Rg8 24. Qf3 Qd8 (24... f5) 25. axb4 Rb8 26. Rd1 Qe7 (26... Qf8) 27. Nf5 $16 Qb7 (27... Qe6 $16) 28. Ne3 Rg6 29. Nd5 a5 (29... Rbg8 {was necessary.}) 30. Rc1 Rc8 31. h4 axb4 (31... Rc6 $16 {is a better defense.}) 32. h5 $18 Rh6 $2 (32... Rg7) 33. Qf5 Rc6 34. Ne3 Qc8 35. g4 Qf8 36. Kf2 $1 Rxc5 {Vachier Lagrave,M (2718)-Saric,I (2690) Zagreb 2024 1-0}) (7. a4 Be7 8. Qe2 $2 {[%mdl 8192]} (8. Be3 {and White stays safe.}) 8... O-O $2 (8... Nxd4 $19 9. Qd3 Nc6) 9. O-O $2 {[%mdl 8192]} (9. Be3) 9... Nb4 $2 (9... Nxd4 $19 10. Qd1 Nc6) 10. Bb3 d5 11. exd5 Nfxd5 12. Nxd5 Nxd5 13. Qf3 Bf6 14. Rd1 Qa5 15. c3 Rd8 16. Bc2 {[%cal Bh2h4]} Bd7 17. Qe4 (17. h4 $5) 17... g6 18. Bh6 Qb6 19. Rab1 (19. Bb3 $1 $14) 19... Rac8 (19... e5 $5 {[%cal Re5d4]} 20. Nf3 (20. Qxd5 Bg4 $19) 20... Bf5) 20. Qf3 Bg7 21. Bxg7 Kxg7 {Aleshin,O (2412)-Kryakvin,D (2469) Moscow 2006 ½-½ (50)}) ({RR} 7. a4 Be7 8. Qe2 O-O 9. O-O Nb4 10. Bb3 d5 11. exd5 Nfxd5 12. Nxd5 Nxd5 13. Qf3 Bf6 14. Rd1 Qa5 15. c3 Rd8 16. Bc2 Bd7 17. Qe4 g6 18. Bh6 Qb6 19. Rab1 Rac8 20. Qf3 Bg7 21. Bxg7 Kxg7 {Aleshin,O (2412)-Kryakvin,D (2469) Moscow 2006 ½-½ (50)}) 7... a6 (7... g6 {[%eval -9,0] 7...d5} 8. Be2 Bg7 9. Nf3 (9. Ndb5 $14) 9... Qb6 $2 (9... O-O $15 {stays ahead.}) 10. Qxd6 $16 {Nb5 is the strong threat.} Ng4 $2 (10... Bd7 $16) 11. Qd2 $2 (11. Nb5 $1 $18 {[%cal Rb5c7]} Qf2+ 12. Kd1) 11... Qf2+ 12. Kd1 O-O 13. Rf1 (13. Bd3) 13... Qb6 $2 (13... Qxg2 $17 {White must now prevent ...Rd8.} 14. Bd3 Qh3) 14. Ke1 (14. Bd3 $14) 14... Rd8 15. Bd3 Nb4 16. Qe2 Bd7 17. Ng5 $2 (17. h3 Nf6 18. e5) 17... f5 18. e5 h6 $2 {[%mdl 8192] [#]} (18... Nxh2 $17 {keeps the pressure on. Hoping for ...h6.} 19. Rh1 h6) 19. Nf3 $1 $18 h5 20. Nh4 $4 {[%mdl 8192]} (20. h3 $18 {and life is good for White.}) 20... Kh7 $4 {[%mdl 8192]} (20... Nxh2 $19 {avoids the disaster.} 21. Rh1 Be8) 21. h3 Nh6 22. Nf3 {Dominguez Laguna,E (1720)-Carre Rodriguez,R (1820) Barcelona 2015 0-1 (37)}) ({RR} 7... g6 8. Be2 Bg7 9. Nf3 Qb6 10. Qxd6 Ng4 11. Qd2 Qf2+ 12. Kd1 O-O 13. Rf1 Qb6 14. Ke1 Rd8 15. Bd3 Nb4 16. Qe2 Bd7 17. Ng5 f5 18. e5 h6 19. Nf3 h5 20. Nh4 Kh7 21. h3 Nh6 22. Nf3 {Dominguez Laguna,E (1720)-Carre Rodriguez,R (1820) Barcelona 2015 0-1 (37)}) 8. Nxc6 $146 (8. Be3 Qb6 (8... d5 9. Nxc6 bxc6) 9. Bb3 $16 e5 10. Nf5 Qc7 11. Ng3 Qd7 (11... Be6 $16 {might work better.}) 12. Qd2 Be7 13. O-O-O O-O 14. Nf5 Rd8 (14... Nxe4 15. Nxe7+ Qxe7 16. Nxe4 exf4) 15. Rhg1 Nxe4 16. Nxe7+ Nxe7 17. Nxe4 {1-0 (17) Palao,A (1665)-Alvarez,M Bento Goncalves 2010}) ({RR} 8. Be3 Qb6 9. Bb3 e5 10. Nf5 Qc7 11. Ng3 Qd7 12. Qd2 Be7 13. O-O-O O-O 14. Nf5 Rd8 15. Rhg1 Nxe4 16. Nxe7+ Nxe7 17. Nxe4 {1-0 (17) Palao,A (1665)-Alvarez,M Bento Goncalves 2010}) 8... bxc6 {[#]} 9. Qf3 $146 {White has an edge.} (9. e5 Nd5 10. exd6 Nxc3 11. bxc3 Bxd6 12. Be3 Qc7 13. O-O O-O 14. Qh5 c5 15. Rad1 g6 $5 {[%cal Rg6h5]} (15... Bb7 {½-½ (32) Aridov,V (2166)-Polyakov,M (2281) Donetsk 2007} 16. Qg5 (16. f5) 16... Be7 (16... Rad8 $15) 17. Qg4 Rad8 18. f5 Qe5 19. Rde1 Qxc3 20. fxe6 f5 21. Qe2 f4 (21... h6) 22. Bxf4 (22. Rxf4 {aiming for Rf7.} Rxf4 23. Bxf4 Qd4+ 24. Be3) 22... Rd4 $2 {[%mdl 8192]} (22... Bxg2 $16 23. Kxg2 Rxf4 24. Rxf4 Rd2) 23. Bg5 $2 (23. Be5 $18 {[%cal Bf1f7] and the rest is easy. White threatens Rf7! and mate.} Qxc4 24. Rxf8+ Bxf8 25. Bxd4 Qxd4+ 26. Qf2) 23... Rxc4 $16 24. Bxe7 Rxf1+ 25. Rxf1 h6 26. Rf8+ (26. Qd3 $16 {[%csl Ge7][%cal Rf1f8]} Qd4+ 27. Qxd4 cxd4 28. Ba3) 26... Kh7 27. Qd3+ Qxd3 28. cxd3 Rc1+ $1 29. Rf1 Rc2 30. Rf2 Rc1+ 31. Rf1 Rc2 32. Rf2 {½-½ (32) Aridov,V (2166)-Polyakov,M (2281) Donetsk 2007}) 16. Qg5 Bd7) 9... Bb7 10. e5 dxe5 $6 {Inaccuracy. Nd5 was best.} (10... Nd5 11. Ne4) 11. fxe5 $16 Nd5 12. O-O $36 {[%csl Gf1][%cal Rf3f7][%mdl 2048] White has strong initiative.} (12. Bxd5 cxd5 13. Be3 Qc7 $15) 12... Bc5+ $6 {Inaccuracy. Qc7 was best.} (12... Qc7) 13. Kh1 $18 {[%csl Gf1][%cal Rf3f7]} O-O {[%cal Be8g8,Bg8h7,Bh7g7][%mdl 32]} 14. Qg3 $6 {Inaccuracy. Ne4 was best. And now Ne4 would win.} (14. Ne4 Bd4 15. Bd3 Bxe5 16. Ng5 Nf6 17. Qh3 h6 18. Nf3 Qc7 19. Bxh6 Rfd8) 14... Re8 $4 {Blunder. Qc7 was best.} (14... Qc7 15. Ne4 Bd4 16. Nd6 f6 17. exf6 Bxf6 18. Bd2 Rad8 19. Nxb7 Qxb7 20. Rab1) 15. Ne4 Be7 16. Bg5 Bxg5 17. Nxg5 Rf8 {[#]} 18. Nxh7 $2 {[%mdl 512] Mistake. Bd3 was best.} (18. Bd3 g6 19. Rf3 c5 20. Raf1 Nb4 21. Nxf7 Bxf3 22. Nxd8 Raxd8 23. Bxg6 Rd1) 18... Kxh7 19. Bd3+ g6 $2 {Mistake. Kg8 was best. [#]} (19... Kg8 20. Qh3 f5 21. exf6 Nxf6 22. Qxe6+ Rf7 23. Bc4 Qc7 24. Rxf6 gxf6 25. Qxf6) 20. h4 $4 {Blunder. Rxf7+ was best.} (20. Rxf7+ Rxf7 21. Qxg6+ Kh8 22. Qxf7 Qh4 23. Qxb7 Rf8 24. Qa7 a5 25. Qxa5 c5) 20... Ne7 $6 {Inaccuracy. Kg7 was best.} (20... Kg7 21. Rad1 (21. h5 Ne7 22. Rad1 c5 23. Be2 Qe8 24. Qg5 Ng8 25. hxg6 fxg6 26. Rxf8) 21... Qe8) 21. h5 $4 {[%mdl 8192] Blunder. Rf6 was best.} (21. Rf6 Nf5 22. Bxf5 exf5 23. h5 Kg7 24. Rxg6+ fxg6 25. Qxg6+ Kh8 26. Qh6+ Kg8) 21... Nf5 $19 22. hxg6+ fxg6 23. Qh3+ $6 {Inaccuracy. Bxf5 was best.} (23. Bxf5 Rxf5 24. c3 Kg7 25. Rad1 Rxf1+ 26. Rxf1 Qe7 27. Rf4 Rh8+ 28. Kg1 c5) 23... Kg7 24. Kg1 Rh8 {[%cal Bf8h8,Bh8h3,Bh3h2][%mdl 32]} 25. Qf3 Qd4+ 26. Rf2 Qxe5 27. g3 $6 {Inaccuracy. Qf4 was best.} (27. Qf4 Qxf4 28. Rxf4 Bc8 29. Re1 Ra7 30. Re5 Rc7 31. Rc5 Ne7 32. Rg4 Rd7) 27... Rh3 {Black is clearly winning.} 28. Rg2 Rah8 29. Kf2 Qd4+ 30. Ke2 Rh2 31. Rag1 $6 {Inaccuracy. Re1 was best.} (31. Re1 Qxb2 32. Bxf5 Rxg2+ 33. Qxg2 gxf5 34. Qf3 c5 35. Qb3 Qe5+ 36. Qe3 Rh2+) 31... Qxg1 {Weighted Error Value: White=1.07/Black=0.58 PRECISÃO LICHESS: BRANCAS 77% PRETAS87%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.19"]
[White "Sirlei Pereira de Azevedo"]
[Black "Arnaldo Soares De Oliveira"]
[Result "1-0"]
[ECO "C02"]
[BlackElo "1365"]
[Annotator "Stockfish 16.1"]
[PlyCount "30"]
[EventDate "2024.??.??"]

{[%evp 9,30,0,51,7,34,-29,197,5,135,-168,84,76,183,105,182,179,272,68,147,107,100,-346,-348]} 1. e4 e6 2. d4 d5 3. e5 c5 4. Nc3 $6 {Inaccuracy. c3 was best.} (4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Nbd2 Na5 8. Be2 Bd7) 4... Qb6 $6 {Inaccuracy. cxd4 was best.} (4... cxd4 5. Qxd4 Nc6 6. Qf4 d4 7. Ne4 Qa5+ 8. Bd2 Qxe5 9. Qxe5) 5. Nf3 {[#]} h6 $146 (5... cxd4 6. Nxd4 Bd7 7. Be3 Qxb2 8. Ncb5 Bb4+ 9. Bd2 $2 (9. Ke2 $1 $15 Bxb5+ 10. Nxb5 Qxe5 11. Qd4 Qxd4 12. Bxd4) 9... Bxb5 (9... Bxd2+ $19 10. Kxd2 Bxb5 11. Bxb5+ Nc6 12. Bxc6+ bxc6) 10. Nxb5 $4 {[%mdl 8192]} (10. Bxb5+ $17 {was the crucial defense.} Nd7 11. Bxb4 Qxb4+ 12. Kf1) 10... Qxe5+ $19 11. Be2 Bxd2+ 12. Kxd2 a6 13. Re1 Qf4+ 14. Kc3 axb5 15. Bxb5+ Nc6 16. Rxe6+ fxe6 {0-1 (16) Liwa,L-Marcos,J (2200) Port Moresby 2003}) (5... Bd7 6. b3 (6. Bd3 cxd4 7. O-O $2 {[%mdl 8192]} (7. Ne2) 7... dxc3 $19 8. b3 Nc6 9. Qe1 d4 10. Ng5 Be7 11. Ne4 f6 12. Qe2 Nxe5 13. Qh5+ g6 14. Nxf6+ Bxf6 15. Qe2 Ne7 16. Bf4 Nxd3 17. Qxd3 Nd5 18. Bh6 Qb5 19. Qxb5 Bxb5 20. Rfe1 {Krzyszton,J-Walker,A Detroit 1992 0-1 (39)}) 6... cxd4 7. Nxd4 (7. Qxd4 Qxd4 8. Nxd4) 7... Qc7 8. Bb2 (8. Ndb5 Bxb5 9. Bxb5+ Nc6 10. Bxc6+ Qxc6 11. Ne2) 8... Qxe5+ $17 9. Be2 Nf6 10. O-O Nc6 11. Na4 (11. Ncb5 $17 {was worth a try.} Qb8 12. c4) 11... Nxd4 $1 $19 12. Bxd4 Qc7 $1 13. Bxf6 gxf6 14. Re1 (14. c4 {keeps fighting.} dxc4 15. bxc4) 14... Bd6 15. Bh5 Bxh2+ 16. Kh1 Be5 17. Rc1 Bxa4 18. bxa4 {[%cal Bf2f4]} Qc4 {aiming for ...Qh4+.} 19. g4 (19. g3 O-O 20. Be2 Qe4+ 21. Bf3) 19... Qf4 $19 {[%csl Ge5][%cal Rf4h2]} 20. Kg2 {Zubieta,A-Pihajlic,A (2190) Buenos Aires 1978 0-1}) (5... Nc6 6. Na4 (6. dxc5 Bxc5 7. Qd2) (6. Be3 Nh6 (6... Bd7 7. Rb1 (7. Bb5 {keeps the balance.}) 7... Rc8 (7... cxd4 $17 8. Bxd4 Nxd4 9. Qxd4 Qxd4 10. Nxd4 Bc5) 8. Be2 cxd4 9. Bxd4 (9. Nxd4 $15 Nxd4 10. Bxd4) 9... Nxd4 $17 10. Nxd4 (10. Qxd4 $17 {is the only way for White.} Bc5 11. Qh4) 10... Bc5 $19 11. Nf3 Bxf2+ 12. Kf1 Ne7 13. Bd3 Ng6 14. Qd2 Be3 15. Qe1 Nf4 16. g3 Nxd3 17. cxd3 Bc6 18. Qd1 d4 19. Na4 Qa5 20. b3 {Dubanova,K (1115)-Podjavorinsky,P (1609) Slovakia 2020 0-1}) (6... Qxb2 7. Nb5 $16 (7. Bd2 Qb6 $1 (7... Nb4 8. Bb5+ $14 {keeps the upper hand.} (8. Bd3 c4 9. Rb1 $17 (9. Na4 Qa3 10. Bxc4 (10. c3 Nxd3+ 11. Kf1 b5 12. Nc5 Bxc5 13. dxc5 Qxc5 {0-1 (32) Calvert,W (868)-Catabay,R (1646) Hull 2024} 14. Be3 Qc7 15. Rb1 Bd7 16. Ne1 Nxe1 17. Kxe1 Qxe5 18. Kf1 Nf6 19. Bd4 Qd6 20. Qc1 h6 21. Ra1 a5 22. a3 Bc6 23. Ra2 Rg8 24. Qa1 Kd7 25. g3 e5 26. Be3 d4 27. Rd2 Bxh1 28. cxd4 e4 29. Kg1 Bf3 30. a4 b4 31. Qa2 b3 32. Qb2 Qb4 {0-1 (32) Calvert,W (868)-Catabay,R (1646) Hull 2024}) 10... dxc4 11. Nc3) 9... Qa3 10. Be2) 8... Bd7 9. Bxd7+ Kxd7 10. Rb1 Qxc2 11. a3)))) 6... Qb4+ $2 {[%mdl 8192]} (6... Qa5+ $17 {and life is bright.} 7. Nc3 a6) 7. Nc3 $2 (7. c3 $18 Qa5 8. Nxc5) 7... cxd4 8. a3 Qb6 9. Ne2 Bc5 (9... Qa5+ $15 10. Bd2 Qb6) 10. b4 $14 d3 11. bxc5 dxe2 12. Bxe2 Qxc5 {[%cal Bc6e5]} 13. O-O Qc3 14. Be3 Nxe5 $2 {[%mdl 8192]} (14... Nge7 $14) 15. Bd4 $18 Nxf3+ 16. Bxf3 Qc6 17. Bxg7 Bd7 18. Bxh8 f6 19. Qd4 Ke7 20. Bh5 {Hadzic,J-Tus,M Pokljuka 1991 1-0 (50)}) ({RR} 5... Bd7 6. b3 cxd4 7. Nxd4 Qc7 8. Bb2 Qxe5+ 9. Be2 Nf6 10. O-O Nc6 11. Na4 Nxd4 12. Bxd4 Qc7 13. Bxf6 gxf6 14. Re1 Bd6 15. Bh5 Bxh2+ 16. Kh1 Be5 17. Rc1 Bxa4 18. bxa4 Qc4 19. g4 Qf4 20. Kg2 {Zubieta,A-Pihajlic,A (2190) Buenos Aires 1978 0-1}) ({RR} 5... cxd4 6. Nxd4 Bd7 7. Be3 Qxb2 8. Ncb5 Bb4+ 9. Bd2 Bxb5 10. Nxb5 Qxe5+ 11. Be2 Bxd2+ 12. Kxd2 a6 13. Re1 Qf4+ 14. Kc3 axb5 15. Bxb5+ Nc6 16. Rxe6+ fxe6 {0-1 (16) Liwa,L-Marcos,J (2200) Port Moresby 2003}) ({RR} 5... Nc6 6. Be3 Bd7 7. Rb1 Rc8 8. Be2 cxd4 9. Bxd4 Nxd4 10. Nxd4 Bc5 11. Nf3 Bxf2+ 12. Kf1 Ne7 13. Bd3 Ng6 14. Qd2 Be3 15. Qe1 Nf4 16. g3 Nxd3 17. cxd3 Bc6 18. Qd1 d4 19. Na4 Qa5 20. b3 {Dubanova,K (1115)-Podjavorinsky,P (1609) Slovakia 2020 0-1}) ({RR} 5... Nc6 6. Na4 Qb4+ 7. Nc3 cxd4 8. a3 Qb6 9. Ne2 Bc5 10. b4 d3 11. bxc5 dxe2 12. Bxe2 Qxc5 13. O-O Qc3 14. Be3 Nxe5 15. Bd4 Nxf3+ 16. Bxf3 Qc6 17. Bxg7 Bd7 18. Bxh8 f6 19. Qd4 Ke7 20. Bh5 {Hadzic,J-Tus,M Pokljuka 1991 1-0 (50)}) ({RR} 5... Bd7 6. Bd3 cxd4 7. O-O dxc3 8. b3 Nc6 9. Qe1 d4 10. Ng5 Be7 11. Ne4 f6 12. Qe2 Nxe5 13. Qh5+ g6 14. Nxf6+ Bxf6 15. Qe2 Ne7 16. Bf4 Nxd3 17. Qxd3 Nd5 18. Bh6 Qb5 19. Qxb5 Bxb5 20. Rfe1 {Krzyszton,J-Walker,A Detroit 1992 0-1 (39)}) 6. Rb1 {C02: French: Advance Variation.} Nc6 7. Bd3 (7. dxc5 $14 Bxc5 8. Qd2) 7... g6 $4 {Blunder. Nxd4 was best. [#]} (7... Nxd4 8. Nxd4 cxd4) 8. a3 $4 {Blunder. dxc5 was best.} (8. dxc5 Bxc5 9. O-O Qd8 10. a3 a6 11. b4 Bb6 12. b5 axb5 13. Nxb5 Bc5) 8... a6 $2 {Mistake. Nxd4 was best.} (8... Nxd4 9. Nxd4 cxd4 10. Ne2 Bd7 11. b4 Ne7 12. Bb2 Bb5 13. Nxd4 Bxd3 14. cxd3) 9. Be2 $4 {[%mdl 8192] Blunder. dxc5 was best.} (9. dxc5 Bxc5 (9... Qxc5) 10. O-O) 9... g5 $4 {Blunder. cxd4 was best.} (9... Nxd4 10. O-O $17) (9... cxd4 10. Na2 (10. Na4) 10... Bg7) 10. Na4 $16 Qa7 $6 {Inaccuracy. Qa5+ was best.} (10... Qa5+ 11. c3 c4 12. b4 cxb3 13. Qxb3 b5 14. Nb2 Qxa3 15. Qc2 Qa5 16. O-O) 11. Nxc5 $6 {Inaccuracy. dxc5 was best.} (11. dxc5 Bxc5 12. Nxc5 Qxc5 13. O-O (13. b4 Qb6 14. O-O Nge7 15. Re1 Qc7 16. Bb2 Ng6)) 11... Bxc5 $6 {Inaccuracy. g4 was best.} (11... g4 12. Nh4) 12. dxc5 $18 Qb8 $6 {Inaccuracy. Qxc5 was best.} (12... Qxc5 13. O-O Qf8 (13... Nge7 14. b4 Qb6 15. Re1 Bd7 16. Bd3 Ng6 17. a4 g4 18. Be3)) 13. Bd3 $4 {Blunder. b4 was best.} (13. O-O $18) (13. b4 Bd7 14. O-O Nge7 15. c4 g4 16. Nd2 Rg8 17. Bb2 Qc7 18. Re1 h5) 13... Nxe5 $6 {Inaccuracy. g4 was best.} (13... g4) 14. Nxe5 Qxe5+ {[#]} 15. Be3 $4 {[%mdl 8192] Blunder. Be2 was best.} (15. Be2) 15... d4 {[%mdl 32768] Weighted Error Value: White=1.66/Black=1.27. Loss on time!? PRECISÃO LICHESS: BRANCAS 96% PRETAS 71%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.20"]
[White "Handel, Scholze Marques"]
[Black "Wellington, Correa Soares"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1587"]
[BlackElo "1298"]
[Annotator "Stockfish 16.1"]
[PlyCount "79"]
[EventDate "2024.??.??"]

{[%evp 17,79,19,25,-65,375,376,356,371,357,345,363,333,389,385,395,392,458,437,464,464,539,538,543,543,531,537,560,555,568,557,570,571,576,572,637,641,29984,29985,29985,29986,29986,602,633,635,844,803,815,614,610,605,29985,29986,29977,699,29995,29994,29994,29995,29995,29988,29988,29989,29989,29988]} 1. e4 {[%cal Be2e4,Be4e5,Be5f6,Bf6g7][%mdl 32]} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 exd4 $6 {Inaccuracy. Bxd4 was best.} (5... Bxd4 6. Nxd4 Nxd4 7. Be3 Nc6 8. f4 Qe7 9. Bd5 exf4 10. Bxf4) 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. fxg7 Rg8 10. Ng5 $6 {Inaccuracy. Bg5 was best. C56: Two Knights: 4 d4 exd4 5 0-0 Nxe4.} (10. Bg5 Be7 11. Bxe7 Qxe7 (11... Kxe7 12. Na3 (12. c3 dxc3 13. Qa4 Kf6 14. Nxc3 Kxg7 15. Rad1 Qf6)) 12. Nxd4 Rd8 13. c3 Nxd4 14. cxd4 {aiming for Nc3.} Rxg7 15. Nc3 {Strongly threatening d5.} c6 {Inhibits d5.} 16. Ne4 Kf8 17. Nc5 Qf6 18. Re5 (18. Nxe6+ {keeps the balance.} fxe6 19. Re4) 18... Qxe5 $2 (18... Bh3 $1 $17 19. g3 Rg4) 19. dxe5 $14 {[%cal Rd1d8]} Rxd1+ 20. Rxd1 {Rd8+ is the strong threat.} Bd5 21. g3 $1 b5 22. f4 (22. Nd7+ $1 $16 Ke7 23. Nf6) 22... Ke7 23. Kf2 f6 24. Re1 fxe5 25. Rxe5+ Kd6 26. Ne4+ Bxe4 27. Rxe4 Kc5 (27... a5) 28. a3 (28. f5 $16) 28... Rd7 29. f5 Rd2+ (29... a5 {remains equal.}) 30. Re2 (30. Ke3 $16 Rxb2 31. f6 Rb3+ 32. Kf4) 30... Rd5 $2 {[%mdl 8192]} (30... Rxe2+ $1 {and Black is okay.} 31. Kxe2 Kd5) 31. g4 $18 a5 32. f6 {And now f7 would win.} Rd8 33. g5 b4 34. Re5+ Kd4 {[#]} 35. Re1 $1 {Hoping for Rd1+.} Rf8 36. axb4 axb4 {[#]} 37. Rd1+ $2 (37. Re6 $1 $18) 37... Ke4 38. Rc1 Kd3 39. Kf3 c3 {Alexakis,D (2450)-Shirov,A (2662) Chess.com INT 2021 0-1 (65)}) 10... Qd7 $4 {[%mdl 8192] Blunder. Qd5 was best.} (10... Rxg7 $2 11. Nxe6 fxe6 12. Qh5+ Ke7 13. Qxc5+ $18) (10... Qd5 11. Nc3) 11. Nxe6 $18 fxe6 12. Qh5+ {White is winning.} Qf7 13. Qxc5 O-O-O 14. Qxc4 Qxg7 {[%csl Gg8][%cal Rg7g2]} 15. Qxe6+ {[#]} Kb8 $146 {[%csl Gg8][%cal Rg7g2]} (15... Rd7 16. Qh3 Nb4 17. Na3 Kb8 18. Bh6 Qg6 19. Bf4 a6 20. Bg3 Rdd8 21. Qe6 Qh5 {1-0 (50) Guzman,V (1318)-Azocar Gajardo,J (1004) Tornelo INT 2020} 22. Qe5 Qf7 23. Qe7 Qxe7 24. Rxe7 Nd5 25. Re5 Ka7 26. Rae1 Kb6 27. Re6+ Kc5 28. R6e5 Rd6 29. Re8 Rg7 30. Bxd6+ {Guzman,V (1318)-Azocar Gajardo,J (1004) Tornelo INT 2020 1-0 (50)} cxd6 31. R8e4 b5 32. Rd1 b4 33. Nb1 d3 34. Rxd3 Rg5 35. Rdd4 Nf6 36. Rc4+ Kb6 37. Rxb4+ Kc7 38. Re7+ Kd8 39. Re1 Nd5 40. Ra4 Nb6 41. Rxa6 Kc7 42. Nc3 Kb7 43. Ra3 Nc4 44. Rb3+ Kc6 45. Ne4 {Guzman,V (1318)-Azocar Gajardo,J (1004) Tornelo INT 2020 1-0}) ({RR} 15... Rd7 16. Qh3 Nb4 17. Na3 Kb8 18. Bh6 Qg6 19. Bf4 a6 20. Bg3 Rdd8 21. Qe6 Qh5 22. Qe5 Qf7 23. Qe7 Qxe7 24. Rxe7 Nd5 25. Re5 Ka7 26. Rae1 Kb6 27. Re6+ Kc5 28. R6e5 Rd6 29. Re8 Rg7 30. Bxd6+ {Guzman,V (1318)-Azocar Gajardo,J (1004) Tornelo INT 2020 1-0 (50)}) 16. g3 a6 $6 {Inaccuracy. Qh8 was best.} (16... Qh8 17. Qh3 Qf6 18. Nd2 Ne5 19. Rxe5 Qxe5 20. Qf1 Rdf8 21. Nb3 Qd6 22. Bd2) 17. Bf4 h5 18. h4 Rgf8 $6 {Inaccuracy. Nb4 was best.} (18... Nb4 19. Nd2 Nxc2 20. Rac1 Nxe1 21. Qxe1 Rde8 22. Qd1 Re7 23. Qxh5 Rf8 24. Qg5) 19. Bh6 Qh8 20. Bxf8 Qxf8 21. Nd2 Ka7 22. Nb3 Rd6 23. Qe8 Qf3 24. Qe4 Qf7 25. Rad1 Rf6 26. Nxd4 Qxa2 27. Nxc6+ Rxc6 28. Qd4+ Rb6 29. Ra1 (29. Qc5 Qg8 30. Re7 Qf8 31. Qxc7 a5 32. Rd8 Qxe7 33. Qxe7 Rc6 34. Qe3+ Ka6 35. Qb3) 29... Qf7 30. b4 Ka8 31. Qd8+ Ka7 32. Re7 Qf6 33. Rae1 Rd6 34. Qxc7 {[%csl Ge7][%cal Rc7b7]} Rb6 35. Qc5 (35. Re8 Qd6 36. Qc8 Rc6 37. Qa8+ Kb6 38. R8e7 Rc7 39. R1e6 Qxe6 40. Rxe6+ Kb5 41. Qb8) 35... Qf3 $2 {Checkmate is now unavoidable. Qd6 was best.} (35... Qd6 36. R1e6 Qxc5 37. bxc5 Rxe6 38. Rxe6 a5 39. Kf1 a4 40. Re4 b5 41. cxb6+) 36. R1e6 {Prevents Qc6. White mates.} Qd1+ 37. Kg2 Qd8 38. Rxb6 $6 {Lost forced checkmate sequence. Re8 was best.} (38. Re8 Qd5+ 39. Qxd5 Rxe6 40. Rxe6 Kb8 41. Re7 Ka7 42. Qxb7#) 38... Qxb6 39. Qxb6+ Kxb6 40. Re5 {Weighted Error Value: White=0.10 (very precise) /Black=0.53 PRECISÃO LICHESS: BRANCAS 97% PRETAS 86%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.21"]
[White "Jose, Lourenco Kallas"]
[Black "Marcello, Henrique Amaral Da"]
[Result "0-1"]
[Annotator "Stockfish 16.1"]
[PlyCount "0"]
[EventDate "2024.??.??"]

 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.22"]
[White "Gabriel, Silva Cosme"]
[Black "Michel, Mattos da Silva"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1577"]
[BlackElo "1268"]
[Annotator "Stockfish 16.1"]
[PlyCount "95"]
[EventDate "2024.??.??"]

{[%evp 9,95,48,244,66,123,62,167,65,199,43,155,-14,138,35,78,87,177,168,175,83,143,130,147,144,298,211,276,186,250,112,130,108,180,171,166,63,154,162,155,166,160,142,158,176,173,133,196,200,168,195,243,233,254,257,301,247,315,309,435,394,407,422,470,321,311,317,336,257,389,393,436,426,508,470,547,407,504,505,505,493,558,558,545,537,529,525,530,482]} 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 g6 $2 {Mistake. d5 was best.} (5... d5 6. e5 Nge7 7. Nbd2 (7. Na3 $14) (7. Bb5 Bd7 8. Nc3 Nf5 9. O-O Rc8 10. Ba4) 7... Nf5 8. Bd3 (8. Nb3 $1) 8... Nfxd4 $15 9. Nxd4 Nxd4 10. O-O Bd7 11. Qg4 Qb6 12. b3 h5 13. Qh3 (13. Qf4 $17) 13... Bb4 14. Nf3 Bc3 15. Rb1 Nxf3+ 16. Qxf3 {[%cal Bd3g6]} Bxe5 17. Re1 Qd6 18. h4 Rc8 19. Bd2 g6 20. Bg5 {[%cal Be1e5] Threatens to win with Rxe5!} Bg7 21. Rbd1 (21. Bf4 Qb4 22. Qg3) 21... O-O $19 22. g4 hxg4 23. Qxg4 e5 24. Qg3 Qe6 25. Be2 d4 26. h5 Rc3 27. Rd3 Rfc8 28. h6 Bf6 29. Bd2 Rxd3 30. Bxd3 Qg4 31. Qxg4 Bxg4 32. f4 exf4 33. Bxf4 Kh7 34. Bc4 g5 35. Bd2 {Naroditsky,D (2618)-Xiong,J (2692) Chess.com INT 2023 0-1}) 6. Be2 $2 {Mistake. d5 was best. B22: Sicilian: 2 c3.} (6. d5 Nb8 7. Nc3 Nf6 8. Bc4 d6 9. dxe6 Bxe6 10. Bxe6 fxe6) 6... Bg7 $6 {Inaccuracy. d5 was best.} (6... d5 7. e5 Nge7 8. h4 Qb6 9. Nc3 Nf5 10. Na4 Qa5+ 11. Kf1) 7. O-O $6 {Inaccuracy. d5 was best.} (7. d5 exd5 (7... Ne5 8. Nxe5 Bxe5 9. f4 Bg7 10. Nc3 Ne7 11. d6 Nc6) 8. exd5 (8. Qxd5 Nf6 $15) 8... Qa5+ 9. Nc3) 7... Nge7 $6 {Inaccuracy. d5 was best.} (7... d5 8. e5 Nge7 9. Nc3 O-O 10. Bb5 Bd7 11. Be3 h6 12. Bd3) 8. Nc3 $6 {Inaccuracy. d5 was best.} (8. d5 Ne5 9. Nxe5 Bxe5 10. Nc3 O-O 11. Bg5 d6 12. Rc1 Bxc3) 8... a6 $2 {Mistake. d6 was best. [#]} (8... d5 $14) (8... d6) 9. a4 $146 {Mistake. d5 was best.} (9. Bg5 {[%eval 200,0] 9.d5} f6 (9... d5 $14) 10. Be3 {Hoping for d5.} d5 11. exd5 Nxd5 12. Nxd5 Qxd5 (12... exd5 $14 13. Qb3 O-O) 13. Qd2 (13. Nd2 $1 $16) 13... O-O $14 14. b3 Bd7 15. Bh6 (15. Rac1 $14) 15... Ne7 16. Bc4 Qh5 (16... Bxh6 17. Qxh6 Qd6) 17. Bxg7 $14 Kxg7 18. Rfe1 Kf7 $2 (18... Nd5 $14) 19. Re2 $2 (19. d5 $18 Kg7 20. Qb4) 19... b5 (19... Nd5 $16) 20. Bxe6+ $1 $18 Bxe6 21. Rae1 Qd5 {[%cal Be7f5]} 22. Qe3 $2 (22. Rxe6 $18 Qxe6 23. Rxe6 Kxe6 24. Qh6) 22... Nf5 23. Qxe6+ Qxe6 {Christodoulou,N-Giotsa,E Athens 2000 1-0 (35)}) (9. Be3 d6 10. Qd2 O-O (10... Bd7 11. Rac1 O-O 12. Bh6 f5 (12... d5 $16) 13. Bxg7 Kxg7 14. e5 Be8 15. Rfd1 (15. Qf4 $16) 15... dxe5 $14 16. dxe5 Qxd2 17. Rxd2 Rd8 18. Rcd1 Rxd2 19. Rxd2 b5 20. a4 Nb4 $2 {[%mdl 8192]} (20... bxa4 $1 $14 21. Bxa6 Nd5) 21. axb5 Ned5 $2 (21... Bxb5 22. Ng5 Rc8 23. Nxe6+ Kf7) 22. bxa6 $18 Bc6 23. Nd4 Bd7 {Roy,A (1891)-Muzuva Chiedza,L Al Ain 2013 1-0 (40)}) 11. Bh6 f6 12. Bxg7 Kxg7 13. Bd3 (13. d5 $16 exd5 14. Nxd5) 13... b5 14. a3 Bb7 (14... Qb6 $14) 15. Bc2 (15. d5 $18) 15... Na5 $14 16. b3 Nac6 (16... e5 $14) 17. b4 (17. d5 $18) 17... Qc7 (17... e5) 18. Bb3 e5 19. d5 (19. Qe3) 19... Nd8 $16 20. Rfc1 {[%cal Bc3a4]} Qd7 (20... Qb6) 21. Nh4 (21. a4) 21... Nf7 22. f4 (22. a4 $16) 22... exf4 23. Qxf4 Ne5 {Raymond,R (1451)-Traversy,P (1096) Gatineau 2012 1-0 (77)}) (9. d5 Ne5 (9... exd5 10. exd5 Ne5 11. d6 N7c6 12. Nd5 O-O 13. Be3 Nxf3+ 14. Bxf3 Bxb2 15. Bb6 {0-1 (41) Nadan,A (1540)-Ahmed,A (1838) Chennai 2022} Qg5 16. Rb1 Be5 17. Nc7 Rb8 18. Bxc6 $2 (18. Qd3 $18 {And now g3 would win.} Bf4 19. Bd5) 18... bxc6 $14 19. f4 $2 {[%mdl 8192]} (19. Re1 $1 $16 {stays on course.}) 19... Bxf4 $19 {[%cal Bb8b6]} 20. Kh1 Qh4 {[%csl Gf4][%cal Rh4h2]} 21. h3 Qg3 {[%csl Gf4][%cal Rg3h2]} 22. Bg1 {Prevents Qh2+.} (22. Rxf4 Qxf4 23. Rb3) 22... Rxb1 $19 23. Qxb1 Bxd6 24. Na8 c5 25. Qe4 c4 {White must now prevent ...Qe5.} 26. Nb6 c3 (26... Qe5 $19 {has better winning chances.} 27. Qxe5 Bxe5 28. Nxc4 d6) 27. Nc4 $2 {[%mdl 8192]} (27. Nd5 $17) 27... Bb8 $19 {[%cal Bd7d5] ...d5! is the strong threat.} 28. Rf3 Qc7 29. Rxc3 Bb7 30. Qc2 Rc8 31. Re3 d5 32. Qe2 dxc4 33. Re8+ Rxe8 34. Qxe8+ Kg7 {(  ...c3)} 35. Bd4+ f6 {[%csl Gb8][%cal Rc7h2]} 36. Kg1 Qh2+ 37. Kf1 Qxg2+ 38. Ke1 Bg3+ {Nadan,A (1540)-Ahmed,A (1838) Chennai 2022 0-1}) 10. Bg5 (10. Nxe5 Bxe5 11. f4 Qb6+ 12. Kh1 Bxc3 13. bxc3 exd5 14. exd5 O-O) 10... Nxf3+ 11. Bxf3 d6) ({RR} 9. Bg5 f6 10. Be3 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Qd2 O-O 14. b3 Bd7 15. Bh6 Ne7 16. Bc4 Qh5 17. Bxg7 Kxg7 18. Rfe1 Kf7 19. Re2 b5 20. Bxe6+ Bxe6 21. Rae1 Qd5 22. Qe3 Nf5 23. Qxe6+ Qxe6 {Christodoulou,N-Giotsa,E Athens 2000 1-0 (35)}) ({RR} 9. Be3 d6 10. Qd2 O-O 11. Bh6 f6 12. Bxg7 Kxg7 13. Bd3 b5 14. a3 Bb7 15. Bc2 Na5 16. b3 Nac6 17. b4 Qc7 18. Bb3 e5 19. d5 Nd8 20. Rfc1 Qd7 21. Nh4 Nf7 22. f4 exf4 23. Qxf4 Ne5 {Raymond,R (1451)-Traversy,P (1096) Gatineau 2012 1-0 (77)}) ({RR} 9. Be3 d6 10. Qd2 Bd7 11. Rac1 O-O 12. Bh6 f5 13. Bxg7 Kxg7 14. e5 Be8 15. Rfd1 dxe5 16. dxe5 Qxd2 17. Rxd2 Rd8 18. Rcd1 Rxd2 19. Rxd2 b5 20. a4 Nb4 21. axb5 Ned5 22. bxa6 Bc6 23. Nd4 Bd7 {Roy,A (1891)-Muzuva Chiedza,L Al Ain 2013 1-0 (40)}) 9... O-O $2 {Mistake. d5 was best. [#]} (9... d5 10. e5) 10. Be3 $4 {Blunder. d5 was best.} (10. d5 Nb4 11. Qb3 a5 12. dxe6 fxe6 13. Be3 d5 14. Rad1 h6 15. Rfe1 Kh7) 10... b6 $2 {Mistake. d5 was best.} (10... d5 11. Qd2) 11. Qd2 $6 {Inaccuracy. d5 was best.} (11. d5 Na5 (11... exd5 12. exd5 Nb4 13. Re1 d6 14. Bg5 h6 15. Bxe7 Qxe7 16. Bxa6 Qc7) 12. Rc1) 11... Bb7 12. Bh6 $36 {[%mdl 2048] White is on the roll.} Na7 $6 {Inaccuracy. d5 was best.} (12... d5 13. Bxg7 Kxg7 14. e5 Nf5 15. Nd1 Qe7 16. Ne3 Qb4 17. Nxf5+ exf5 18. Qe3) 13. Bxg7 $18 Kxg7 14. Ne5 $6 {Inaccuracy. d5 was best.} (14. d5) 14... d6 (14... d5) 15. Ng4 {Qh6+ would kill now.} Ng8 {Prevents Qh6+.} 16. f4 Qh4 $4 {Blunder. f5 was best.} (16... f5 17. Ne3 d5 18. e5 Nc6 19. Rfb1 g5 20. b4 g4 21. Rb2 Nge7 22. Rab1) 17. Ne3 $6 {Inaccuracy. d5 was best.} (17. d5 h5 18. Qd4+ Kh7 19. Nf2 Qe7 20. Nh3 e5 21. Qxb6 exf4 22. Nxf4 a5) 17... Nc8 {[%cal Ba7c8,Bc8e7,Be7f5][%mdl 32]} 18. Rf3 $6 {Inaccuracy. d5 was best.} (18. d5 Qd8 19. Qd4+ Qf6 20. e5 dxe5 21. fxe5 Qd8 22. d6 Nce7 23. Qf4 Nf5) 18... Qd8 (18... d5 {is a better defense.}) 19. Rg3 $6 {Inaccuracy. d5 was best.} (19. f5 $18 {is more deadly.}) (19. d5 b5 20. f5 e5 21. Raf1 f6 22. axb5 axb5 23. Bxb5 Nce7 24. h3 Bc8) 19... Nce7 {[%cal Bb6b5]} 20. f5 Kh8 (20... Bxe4 $16 {was worth a try.} 21. fxe6 (21. Nxe4 exf5 22. Ng5 f4 $14) 21... d5) 21. fxg6 fxg6 22. Ng4 $6 {Inaccuracy. d5 was best.} (22. d5 e5) 22... d5 $6 {Inaccuracy. b5 was best.} (22... b5) 23. e5 $16 Nf5 24. Rh3 Rf7 25. Rf1 Qe7 26. Bd3 Raf8 (26... Nxd4 $2 27. Bxg6 Nf5 28. Bxf7 Qxf7 29. Qg5 $18) 27. Bxf5 exf5 $6 {Inaccuracy. Rxf5 was best. [#]} (27... Rxf5 28. Rxf5 Rxf5 29. Ne2 Qf8 30. Qe1 Bc6 31. Rb3 Bxa4 32. Rxb6 Rf7 33. Nc3) 28. Nh6 $1 $18 Nxh6 29. Qxh6 Rg8 $6 {Inaccuracy. Qb4 was best.} (29... Qb4) 30. Ne2 Rfg7 31. Qd2 Bc6 32. b3 a5 33. Rc1 Rc8 $6 {Inaccuracy. Bb7 was best.} (33... Bb7 34. Nf4 Rd8 (34... Qe8 35. Qe2 Re7 36. Rhc3 g5 37. Nh5 Qg6 38. Qd1 Rf8 39. Nf6)) 34. Nf4 Rgg8 35. Rhc3 Qd7 $6 {Inaccuracy. Bb7 was best.} (35... Bb7 36. Nxd5 Bxd5 37. Rxc8 Rxc8 38. Rxc8+ Kg7 39. Rc1 Qd8 40. Re1 Be4 41. Qc3) 36. Qc2 $2 {[%cal Rc3c6] Mistake. e6 was best.} (36. e6) 36... Bb7 37. Qe2 Rge8 38. Rxc8 Bxc8 $2 {Mistake. Rxc8 was best.} (38... Rxc8 39. Re1 (39. Rf1 Kg8 40. h3 Qe7 41. Kh2 Rc3 42. e6 Rc8 43. Qf2 g5 44. Qg3) 39... Re8) 39. Qb5 Qxb5 $6 {Inaccuracy. Qd8 was best.} (39... Qd8 40. Qc6 g5 41. Nh5 Be6 42. Qc7 Qxc7 43. Rxc7 Rf8 44. h4 h6 45. Rc6) 40. axb5 {[%mdl 4096] Endgame KRB-KRN} Bd7 41. Nxd5 $6 {Inaccuracy. Rc7 was best.} (41. Rc7 Be6 42. Rc6 Bf7 43. Rxb6 Ra8 44. e6 Bg8 45. h4 Kg7 46. Nxd5 Rc8) 41... Bxb5 $2 {Mistake. Be6 was best.} (41... Be6 42. Nf6 Re7 43. Rc6 Bxb3 44. Rxb6 a4 45. Ra6 Bc4 46. Ra8+ Kg7 47. b6) 42. Nxb6 $2 {Mistake. Rc7 was best.} (42. Rc7 Kg8 43. Nf6+ Kf8 44. Nxh7+ Kg8 45. Nf6+ Kf8 46. Nxe8 Kxe8 47. d5 a4) 42... Rd8 43. Rc5 {White is clearly winning.} Be8 44. d5 Rb8 45. Rc8 Rxc8 46. Nxc8 Kg7 47. Kf2 Kf7 48. Ke2 {[%mdl 32768] Weighted Error Value: White=0.52/Black=0.64. Sensor Board Error (Ke4/e5)? PRECISÃO LICHESS: BRANCAS 83% PRETAS 81%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.23"]
[White "Diogo, Ubirajara Correa Ju"]
[Black "Joao Guilherme Alves Sabadin"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1570"]
[BlackElo "1059"]
[Annotator "Stockfish 16.1"]
[PlyCount "85"]
[EventDate "2024.??.??"]

{[%evp 9,85,81,76,12,39,32,39,3,43,36,31,-2,116,-29,-34,-64,-60,-62,-59,-58,-44,-60,-55,-143,-8,-12,-9,-15,-19,-61,-39,-79,0,-7,17,13,16,9,51,0,0,0,0,-26,-27,-46,0,-1,0,0,0,-7,-7,-8,-9,-19,-17,-16,-13,-33,-8,-8,0,0,0,-8,0,0,0,0,0,0,0,0,165,0,0,0]} 1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 d5 5. exd5 exd5 6. Be2 $6 {Inaccuracy. Bb5 was best. C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} (6. Bb5 Nf6 7. O-O c4 (7... Bd6 8. Bg5 O-O 9. Bxf6 Qxf6 10. Nxd5 Qg6) 8. Re1+ Be7 9. Ne5 {Inhibits Bg4.} Bd7 10. Nxd7 Qxd7 11. Bg5 $1 {[%cal Rg5f6]} O-O 12. Qf3 (12. Rxe7 $1 $16 Qxe7 13. Nxd5) 12... Rad8 13. Rad1 {[%cal Bb5c4]} h6 14. Bxc6 bxc6 15. Bh4 Rfe8 16. Bg3 Qb7 17. b3 cxb3 18. axb3 Bb4 19. Rxe8+ Rxe8 20. Na4 Ne4 21. Be5 Qa6 22. h3 Bf8 23. Re1 (23. Nc3 $5 {[%cal Rc3e4]}) 23... Ng5 24. Qd1 Bb4 25. Re3 Ne6 26. Qg4 Bf8 27. Rg3 Qa5 28. Qf3 (28. c3) 28... Qe1+ $17 29. Kh2 Ng5 30. Qf5 f6 31. Bf4 $2 {[%mdl 8192]} (31. Re3 $17 Qf1 32. h4 fxe5 33. hxg5) 31... Qxf2 $19 32. h4 Ne6 (32... Re1 {[%csl Ge1][%cal Rf2g1]} 33. Rxg5 hxg5) 33. Rg4 $2 (33. Qg6 Qxf4 34. Qxe8 Qxh4+ 35. Rh3 Qf4+ 36. Rg3 Nxd4 37. Qe3 Qh4+ 38. Rh3) 33... h5 34. Qxh5 Re7 $2 (34... Nxf4 $19 {is more deadly.} 35. Qxe8 Ne2 36. Qe6+ Kh8) 35. Bg3 (35. Bd6 $17 Rf7 36. Bxf8 Nxf8 37. Nc5) 35... Qxc2 {Pichot,A (2630)-Xiong,J (2709) Chess.com INT 2020 ½-½}) 6... cxd4 (6... Nf6 7. O-O Be7 8. Bg5 O-O 9. dxc5 Be6 10. Qd2 Qa5 (10... Bxc5 11. a3 Re8) 11. Rfd1 (11. Bb5 $16) 11... Rfd8 12. Nb5 Qxd2 13. Nxd2 Bxc5 14. Bxf6 gxf6 15. Nb3 Bb6 16. c3 {Inhibits d4.} Ne5 17. a4 a6 18. N5d4 Rac8 19. Kf1 Kf8 20. h3 Ke7 21. Re1 {Tan,C (2410)-Farina,S (2120) Rome 1995 1-0 (66)}) (6... Be7 {[%eval 14,0] 6...c4} 7. dxc5 Nf6 8. Be3 O-O 9. O-O Be6 10. h3 {Prevents Ng4.} (10. Nd4) 10... Qa5 (10... Ne4 $16 {was necessary.}) 11. a3 $18 Bxc5 $2 (11... Qd8 12. Qd3 Qc8) 12. b4 $18 Nxb4 13. axb4 Qxb4 14. Bxc5 Qxc5 15. Qd4 Rfc8 16. Nb5 a6 17. Qxc5 Rxc5 18. Nbd4 Re8 19. Bd3 g6 20. Rfe1 Kg7 21. Re5 {Hasan,M (2212)-Dechen Dorji Godawari IND 2023 1-0 (34)}) ({RR} 6... Nf6 7. O-O Be7 8. Bg5 O-O 9. dxc5 Be6 10. Qd2 Qa5 11. Rfd1 Rfd8 12. Nb5 Qxd2 13. Nxd2 Bxc5 14. Bxf6 gxf6 15. Nb3 Bb6 16. c3 Ne5 17. a4 a6 18. N5d4 Rac8 19. Kf1 Kf8 20. h3 Ke7 21. Re1 {Tan,C (2410)-Farina,S (2120) Rome 1995 1-0 (66)}) ({RR} 6... Be7 7. dxc5 Nf6 8. Be3 O-O 9. O-O Be6 10. h3 Qa5 11. a3 Bxc5 12. b4 Nxb4 13. axb4 Qxb4 14. Bxc5 Qxc5 15. Qd4 Rfc8 16. Nb5 a6 17. Qxc5 Rxc5 18. Nbd4 Re8 19. Bd3 g6 20. Rfe1 Kg7 21. Re5 {Hasan,M (2212)-Dechen Dorji Godawari IND 2023 1-0 (34)}) 7. Nxd4 Nf6 $146 {[#]} (7... Bb4 8. Qd3 (8. O-O $16) 8... Nge7 9. O-O O-O 10. Ncb5 a6 11. c3 axb5 12. cxb4 Nxb4 13. Qxb5 Nec6 14. Nxc6 Nxc6 15. Rd1 {Prevents Nd4.} Ra5 16. Qb3 Be6 17. Be3 (17. Bd2 $16 Ra7 18. a3) 17... d4 (17... Qe7 {remains equal.} 18. Qb6 d4 19. Bxd4 Nxd4 20. Rxd4 Rxa2) 18. Qxb7 $16 Bd5 19. Bd2 Ra8 {½-½ (19) Morros Faura,R (2242)-Bals Hernandez,J (1984) Llinars del Valles 2010}) ({RR} 7... Bb4 8. Qd3 Nge7 9. O-O O-O 10. Ncb5 a6 11. c3 axb5 12. cxb4 Nxb4 13. Qxb5 Nec6 14. Nxc6 Nxc6 15. Rd1 Ra5 16. Qb3 Be6 17. Be3 d4 18. Qxb7 Bd5 19. Bd2 Ra8 {½-½ (19) Morros Faura,R (2242)-Bals Hernandez,J (1984) Llinars del Valles 2010}) 8. Bf4 $146 {Hoping for Ndb5. White is slightly better.} (8. O-O Be7 9. Re1 O-O 10. Bf3 Nxd4 11. Qxd4 Be6 12. Be3 a6 13. Rad1 Rc8 14. h3 h6 15. Qd2 b5 16. a3 Qc7 {½-½ (56) Sousa,A (2426)-Vogel,R (2528) Ciutadella de Menorca 2024} 17. Bd4 Rfd8 18. Be5 Qc6 19. Qf4 Bd6 20. Rd4 Bxe5 21. Rxe5 Qd6 22. Qe3 Nd7 23. Rh5 {[%cal Rc3d5]} Nb6 24. Rdh4 {[%cal Bh5h6]} Rc4 {aiming for ...Rxh4.} 25. Ne2 {And now Nd4 would win.} Rxh4 26. Rxh4 Nc4 27. Qd4 Qe5 28. Qxe5 Nxe5 29. a4 Rc8 30. axb5 axb5 31. c3 Rc4 32. Nd4 Nxf3+ 33. Nxf3 Rxh4 34. Nxh4 Kf8 35. Kf1 Ke7 {[%cal Bd5d4]} 36. Ke2 Kd6 37. Kd3 Kc5 {Sousa,A (2426)-Vogel,R (2528) Ciutadella de Menorca 2024 ½-½} (37... g5 $5 {[%cal Rg5h4]} 38. Nf3 Bf5+ 39. Kd4 f6)) 8... Bd6 9. Bxd6 Qxd6 10. Ndb5 Qd8 $2 {Mistake. Qe5 was best. [#]} (10... Qe5 11. O-O) 11. O-O $2 {Mistake. Nxd5 was best.} (11. Nxd5 Nxd5 (11... O-O 12. c4) 12. Qxd5 $1) 11... d4 12. Nb1 a6 13. N5a3 O-O 14. Nd2 Bf5 15. Nf3 Re8 16. Bd3 $6 {Inaccuracy. Re1 was best. [#]} (16. Re1) 16... Bxd3 $2 {Mistake. Bg4 was best.} (16... Bg4 17. h3 Be6 (17... Bh5 18. Nc4 Nd5 19. g4 b5 20. Ncd2 Bg6 21. Bxg6 hxg6 22. Re1)) 17. Qxd3 Qd7 18. Rad1 {[%cal Rf3d4]} Rad8 19. Nb1 {[%cal Ba3b1,Bb1d2,Bd2f3][%mdl 32]} h6 (19... Nh5 $5 {[%cal Rh5f4]} 20. g3 Qg4 $15) 20. Nbd2 {[#]} Rc8 $6 {Inaccuracy. Nd5 was best.} (20... Nd5 21. Rde1 Nf4 22. Qb3 Ne2+ 23. Kh1 Re6 24. Ng1 d3 25. cxd3 Nf4 26. Rxe6) 21. a3 Ne5 22. Nxe5 Rxe5 23. Nf3 {[%csl Bd4,Be5]} Rd5 24. Rfe1 $6 {Inaccuracy. Nxd4 was best.} (24. Nxd4 Re8 25. c3) 24... Qb5 25. Qxb5 Rxb5 26. Nxd4 Rxb2 27. Re7 Ra2 28. Rxb7 Rxa3 29. h3 Rd8 30. Rbb1 Rc3 31. Ra1 Rc4 32. Nf3 Rxd1+ 33. Rxd1 Rxc2 {[%mdl 4096] Endgame KRN-KRN} 34. Ra1 {[%cal Bd1a1,Ba1a6,Ba6a8,Ba8e8,Be8e7,Be7f7][%mdl 32]} Ne4 35. Rxa6 Rxf2 36. Ra8+ Kh7 37. Re8 Nf6 38. Re7 Rc2 39. Rxf7 Nd5 40. Nd4 Ra2 41. Ne6 Ra6 $4 {Blunder. Kg6 was best.} (41... Kg6 42. Rd7 (42. Rb7 Ne3 43. Nf8+ Kf6 44. Nh7+ Kg6 45. Nf8+) 42... Ne3) 42. Nc5 $4 {Blunder. Rxg7+ was best.} (42. Nxg7 $6 Kg6 43. Rd7 Ra1+ 44. Kh2 Nf6 $14) (42. Rxg7+ Kh8 43. Rg6 Ra1+ 44. Kh2 Kh7 45. Nf8+ Kh8 46. Rxh6+ Kg7 47. Rd6 Ne3) 42... Ra1+ 43. Kh2 {Weighted Error Value: White=0.31/Black=0.34 PRECISÃO LICHESS: BRANCAS 90% PRETAS 90%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.24"]
[White "Lucas do Nasc. de Araujo"]
[Black "Mauro, Araujo Lima De Souz"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1570"]
[Annotator "Stockfish 16.1"]
[PlyCount "34"]
[EventDate "2024.??.??"]

{[%evp 9,33,21,40,-44,4,-2,22,-103,34,-96,-74,-130,-49,-255,-253,-271,-214,-214,-190,-199,-183,-701,-724,-29997,-29998,-29999]} 1. e4 e5 2. Bc4 Nf6 3. Nf3 $6 {Inaccuracy. d3 was best.} (3. d3 c6 4. Nf3 d5 5. Bb3 a5 6. a4 Bd6 7. exd5 cxd5) 3... d6 $6 {Inaccuracy. Nxe4 was best.} (3... Nxe4 4. Nxe5 d5 5. Be2 Bd6 6. Nf3 O-O 7. O-O Re8 8. d4) 4. O-O Be7 5. Nc3 c6 {[#]} (5... O-O 6. Re1 Nbd7 7. d4 exd4 8. Nxd4 Re8 9. h3 Bf8 10. Bf4 Ne5 11. Bf1 c6 12. a4 {Inhibits b5.} h6 13. Bh2 a5 14. Qd2 (14. f4 $16) 14... Qb6 {[%cal Bc8h3]} 15. Kh1 Ng6 16. b3 (16. f4 $16) 16... Bd7 (16... d5) 17. Rad1 Rad8 18. f4 Bc8 19. Bg1 {[%cal Bd4e6] Hoping for Ne6!} Qb4 {[%cal Bg6f4]} 20. g3 d5 {[%cal Rd5e4]} 21. e5 Ne4 (21... Nd7 $16 {was worth a try.}) 22. Nxe4 $18 dxe4 23. c3 Qe7 {Threatens to win with ...c5.} 24. Qg2 f5 25. exf6 (25. Bc4+ $18 Kh7 26. Be3) 25... Qxf6 $16 26. Rxe4 (26. Kh2 $16) 26... Rxe4 (26... Bxh3 $1 {remains equal.} 27. Qe2 Rxe4 28. Qxe4 Bxf1 29. Rxf1 Ne7) 27. Qxe4 $16 c5 28. Bd3 cxd4 29. Qxg6 Qxg6 30. Bxg6 Rd6 31. Bc2 $1 dxc3 32. Rxd6 $1 Bxd6 33. Kg2 Bd7 34. Bd4 Bb4 35. g4 {Nepomniachtchi,I (2771)-Carlsen,M (2839) Chess.com INT 2023 ½-½} (35. f5 $16)) 6. g3 $146 {Inaccuracy. d4 was best. C41: Philidor Defence.} (6. a3 O-O 7. h3 d5 8. Ba2 dxe4 9. Nxe5 Qd4 10. Nc4 Be6 11. Ne2 Qd7 12. Nf4 Bf5 (12... Bxc4 {keeps the balance.} 13. Bxc4 Qc7) 13. Ne3 (13. d4 $16) 13... Bd6 14. Nxf5 Qxf5 15. Ne2 Nbd7 16. d4 {Inhibits Qe5.} exd3 17. cxd3 Rfe8 18. Nd4 Qg6 19. Nf3 Ne5 20. Nxe5 Bxe5 {Tejedor Fuente,E (2428)-Ivanisevic,I (2603) Skopje 2018 1-0 (81)}) (6. a4 O-O (6... a5 7. d3 Na6 8. Ng5 O-O $1 9. f4 h6 (9... Ng4) 10. Nf3 Kh7 (10... exf4 11. Bxf4 Nc5) 11. fxe5 $16 dxe5 12. Nxe5 $2 {[%mdl 8192]} (12. Kh1 $16 {and life is bright.}) 12... Qd4+ $19 13. Kh1 Qxe5 14. d4 Qh5 15. Qd3 $2 (15. Qxh5 Nxh5 16. Rxf7 Rxf7 17. Bxf7) 15... Nb4 $19 16. Qd2 Be6 17. Bd3 Nxd3 18. Qxd3 Kg8 19. Ne2 Qg6 20. Nf4 Qxe4 {Mukhtarova,A-Vladichenko,A (1841) Nikolaev 2009 0-1 (34)}) 7. h3 d5 8. exd5 cxd5 9. Bb3 Nc6 {White must now prevent ...d4.} 10. d3 d4 11. Ne2 Nd5 12. Ng3 Kh8 13. Re1 f6 14. Bd2 Bb4 {Inhibits c3.} 15. Bxb4 Ndxb4 16. Nh4 {[#]} (16. Qd2) 16... Na5 $1 $17 17. Ba2 Nxa2 18. Rxa2 Be6 19. Ra1 Qd7 20. Qd2 Nc6 {Jaracz,B (2292)-Zeuner,M (2165) Bad Zwischenahn 2003 ½-½ (43)}) (6. d4 exd4 (6... b5 7. Bd3 Nbd7 8. Ne2 O-O 9. Ng3 a5 10. h3 a4) 7. Qxd4 O-O 8. e5 (8. Rd1 $14) 8... dxe5 9. Qxd8 Bxd8 10. Nxe5 Bc7 11. Nf3 Bf5 12. Bb3 Nbd7 13. Re1 Rfe8 14. Bg5 h6 15. Bh4 Bg6 16. Rad1 Bh5 17. h3 Bxf3 18. gxf3 Rxe1+ 19. Rxe1 Re8 {Prevents Re7.} 20. Rxe8+ (20. Rd1) 20... Nxe8 {Nguyen,C-Nguyen,T Hue 2003 0-1 (56)}) (6. Re1 Nbd7 (6... O-O 7. d4 Nbd7 8. a4 Qc7 9. h3 b6 10. d5 Bb7 11. dxc6 Bxc6 12. b3 Nc5 13. Nd5 Qb7 14. Ba3 Nxd5 {and Black has nothing to worry.} (14... Ncxe4 15. Ba6 $1 $18 {[%cal Ra6b7] is the narrow road to win.} (15. Rxe4 Nxd5 $19 (15... Nxe4 16. Nxe5 Bg5 $16 {is more resistant.} (16... Bf6 17. Nxc6 Qxc6 18. Qf3 $1 (18. f3 {½-½ (84) Durarbayli,V (2615)-Dudin,G (2474) Warsaw 2021} Ng5 (18... Rae8) 19. Nxf6+ $18 gxf6 20. Bd5 $2 (20. Qd2 $18) 20... Qc3 $14 21. Bxa8 Rxa8 22. Rb1 {Black should prevent Kh1.} Rc8 23. Bb2 (23. Rc1 $5 {[%cal Rd1d6]}) 23... Qxc2 24. Qxc2 Rxc2 25. Bxf6 Ne6 26. Rd1 Rc6 27. b4 (27. g4 $16) 27... b5 $2 (27... Rc4) 28. axb5 $18 Rb6 29. Ra1 Rxb5 30. Rxa7 h5 (30... Rb8 31. Kf2 Nf4) 31. Rd7 $2 (31. Ra5 $18 Nc7 32. Bd8) 31... Rxb4 32. Rxd6 Ra4 33. h4 Ra2 34. Rd5 Rxg2+ 35. Kf1 Rg6 {Durarbayli,V (2615)-Dudin,G (2474) Warsaw 2021 ½-½ (84)}) 18... Qe8 (18... Rfe8 19. Re1) 19. Re1) 17. Nxc6 Qxc6) 16. Qd2 Nf4 17. Rxf4 exf4 18. Qxf4 Bxf3 19. Qxf3 Qxf3 20. gxf3 Rfe8) 15... Nxd5 16. Bxb7 Bxb7 17. Nxe5) 15. exd5 Bd7) 7. Bxf7+ $2 {[%mdl 8192]} (7. a4 $14 {keeps the upper hand.}) 7... Kxf7 $19 8. Ng5+ Kg8 9. d3 Nf8 10. f4 exf4 11. Bxf4 Ne6 12. Nf3 Nxf4 13. Qd2 Ng6 14. Ne2 Ne5 15. Nfd4 Qb6 16. Kh1 c5 17. Nf5 Bxf5 18. exf5 Nd5 19. Ng3 Bh4 20. Re4 Qd8 {McCarrick,P (1514)-Hiatt,A (1597) Enniscrone IRL 2024 1-0 (42)}) ({RR} 6. d4 exd4 7. Qxd4 O-O 8. e5 dxe5 9. Qxd8 Bxd8 10. Nxe5 Bc7 11. Nf3 Bf5 12. Bb3 Nbd7 13. Re1 Rfe8 14. Bg5 h6 15. Bh4 Bg6 16. Rad1 Bh5 17. h3 Bxf3 18. gxf3 Rxe1+ 19. Rxe1 Re8 20. Rxe8+ Nxe8 {Nguyen,C-Nguyen,T Hue 2003 0-1 (56)}) ({RR} 6. a3 O-O 7. h3 d5 8. Ba2 dxe4 9. Nxe5 Qd4 10. Nc4 Be6 11. Ne2 Qd7 12. Nf4 Bf5 13. Ne3 Bd6 14. Nxf5 Qxf5 15. Ne2 Nbd7 16. d4 exd3 17. cxd3 Rfe8 18. Nd4 Qg6 19. Nf3 Ne5 20. Nxe5 Bxe5 {Tejedor Fuente,E (2428)-Ivanisevic,I (2603) Skopje 2018 1-0 (81)}) ({RR} 6. Re1 Nbd7 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. d3 Nf8 10. f4 exf4 11. Bxf4 Ne6 12. Nf3 Nxf4 13. Qd2 Ng6 14. Ne2 Ne5 15. Nfd4 Qb6 16. Kh1 c5 17. Nf5 Bxf5 18. exf5 Nd5 19. Ng3 Bh4 20. Re4 Qd8 {McCarrick,P (1514)-Hiatt,A (1597) Enniscrone IRL 2024 1-0 (42)}) ({RR} 6. a4 O-O 7. h3 d5 8. exd5 cxd5 9. Bb3 Nc6 10. d3 d4 11. Ne2 Nd5 12. Ng3 Kh8 13. Re1 f6 14. Bd2 Bb4 15. Bxb4 Ndxb4 16. Nh4 Na5 17. Ba2 Nxa2 18. Rxa2 Be6 19. Ra1 Qd7 20. Qd2 Nc6 {Jaracz,B (2292)-Zeuner,M (2165) Bad Zwischenahn 2003 ½-½ (43)}) ({RR} 6. a4 a5 7. d3 Na6 8. Ng5 O-O 9. f4 h6 10. Nf3 Kh7 11. fxe5 dxe5 12. Nxe5 Qd4+ 13. Kh1 Qxe5 14. d4 Qh5 15. Qd3 Nb4 16. Qd2 Be6 17. Bd3 Nxd3 18. Qxd3 Kg8 19. Ne2 Qg6 20. Nf4 Qxe4 {Mukhtarova,A-Vladichenko,A (1841) Nikolaev 2009 0-1 (34)}) 6... a5 7. a4 Bg4 8. d3 $2 {Mistake. h3 was best.} (8. h3 Bxh3 (8... Bh5) 9. Bxf7+ Kxf7 10. Ng5+ Kg8 11. Nxh3) 8... Nbd7 $2 {Mistake. O-O was best.} (8... O-O 9. Re1 Na6) 9. Bg5 $2 {Mistake. h3 was best.} (9. h3 Be6 10. Bxe6 fxe6 11. Be3) 9... h6 10. Bxf6 $6 {Inaccuracy. Be3 was best.} (10. Be3 Qc8) 10... Bxf6 $6 {Inaccuracy. Nxf6 was best.} (10... Nxf6 11. Bb3 O-O) 11. h3 $4 {Blunder. Qe2 was best.} (11. Qe2 Nc5 12. Nd1 O-O 13. Ne3 Bh5 14. h3 Kh8 15. Rfe1 Be7 16. c3 f5) 11... Bxh3 $19 12. Re1 Bg4 13. Kg2 Bg5 {Strongly threatening ...Qf6.} 14. Ne2 Qf6 15. Nxg5 $4 {Blunder. Nh2 was best.} (15. Nh2 Bh5 16. Rh1 O-O 17. Qe1 Nc5 18. Ng1 Qe7 19. Nh3 Rfd8 20. f4 exf4) 15... hxg5 16. Rb1 $4 {Checkmate is now unavoidable. f4 was best.} (16. f4 gxf4 17. Qc1 f3+ 18. Kf2 fxe2+ 19. Ke3 Qh6+ 20. Kf2 Qh2+ 21. Ke3 Qxg3+) 16... Qf3+ 17. Kg1 Qh1# {Weighted Error Value: White=1.46/Black=0.49 PRECISÃO LICHESS: BRANCAS 67% PRETAS 88%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.25"]
[White "Sophia Magalhães de Lima"]
[Black "Johann, Rosseto Estebanez"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1479"]
[Annotator "Stockfish 16.1"]
[PlyCount "59"]
[EventDate "2024.??.??"]

{[%evp 9,59,-9,25,-10,-8,-7,-6,-11,47,41,288,277,280,-147,-144,-146,-144,-191,-126,-179,-176,-251,-224,-219,-198,-190,54,-122,-126,-198,-135,-124,112,-33,-19,-18,0,-47,-10,-11,49,-21,0,-73,-56,-73,-67,-71,158,160,486,-298]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Nf3 Be7 6. Bf4 {C01: French: Exchange Variation.} (6. Bd3 O-O 7. h3 c5 8. dxc5 Nbd7 9. O-O Nxc5 10. Re1 h6 11. Bf4 Be6 12. Nd4 Qb6 13. Rb1 Rfe8 14. Bb5 Red8 $2 {[%mdl 8192]} (14... Bd7) 15. b4 $1 $18 a6 16. bxc5 Qxc5 17. Na4 Qa3 18. Re3 Qxa2 19. Ra1 Qxa1 20. Qxa1 axb5 21. Nxb5 Bc5 22. Nc7 b5 23. Nxe6 $2 (23. Rg3 $18 {Qxf6 would kill now.} Bxf2+ 24. Kxf2 Ne4+ 25. Kf3 Nxg3 26. Nxa8 Rxa8 27. Kxg3) 23... fxe6 (23... Bxe3 $16 24. Nxg7 Bxf2+ 25. Kxf2 Kxg7) 24. Rxe6 $18 bxa4 $2 (24... Rxa4 {keeps fighting.} 25. Qe5 Rf8) 25. Rxf6 $18 gxf6 26. Qxf6 Bf8 (26... Rd7 $18 27. Qc6 Raa7 28. Qxc5 a3) 27. Qe6+ Kh7 28. Qf5+ $2 (28. Qf7+ Bg7 29. Be5 Rg8 30. Qf5+ Kh8 31. Qg6 Ra6 32. Qxa6 Kh7 33. Qd3+ Kh8 34. Qg6 Bxe5 35. Qxh6#) 28... Kg8 $2 {[%mdl 8192]} (28... Kh8 $14) 29. Be5 $2 (29. Qe6+ {mates} Kh7 30. Qf7+ Bg7 31. Be5 Rg8 32. Qf5+ Kh8 33. Qg6 Ra6 34. Qxa6 Bf6 35. Qxf6+ Kh7 36. Qf7+ Rg7 37. Qxg7#) 29... Ra6 (29... Ra7 30. Qg6+ Bg7 31. Bxg7 Rxg7 32. Qxh6 Rdd7) 30. Qg4+ Kh7 31. Qf5+ Kg8 32. Bf6 Rxf6 33. Qxf6 Rd6 34. Qe5 Rd7 35. Qe6+ Rf7 {Salgado Lopez,I (2629)-Demidov,M (2520) Skopje 2018 1-0 (71)}) 6... O-O 7. Be2 (7. Bd3 Re8 (7... Bg4 8. h3 Bh5 9. g4 Bg6 10. Qd2 Bb4 {Black wants to play ...Ne4.} 11. O-O-O (11. O-O) 11... Be4 (11... Ne4 $1 $17 {[%cal Re4d2]} 12. Bxe4 Bxe4) 12. a3 $2 {[%mdl 8192]} (12. Be2 {and White is okay.}) 12... Bxf3 (12... Bxc3 13. Qxc3 Bxf3 14. Bxh7+ Nxh7 15. Qxf3 Nc6) 13. axb4 $19 Bxd1 14. Rxd1 Nc6 15. Ne2 Ne4 (15... Re8 $17 16. b5 Ne7) 16. Bxe4 $15 dxe4 17. d5 Ne7 18. Ng3 Re8 $2 (18... Qd7 $17 {keeps the pressure on.} 19. Nxe4 a5) 19. Be3 $2 (19. Nh5 $1 $16) 19... Ng6 20. Nf5 {Inhibits Qh4.} (20. Qc3 {keeps the balance.}) 20... Qd7 (20... Nh4 $1 $17 {Hoping for ...Nxf5.} 21. Ng3 Qd7) 21. h4 (21. Qc3 Re5 22. b3) 21... a5 {Muhammed,S (1925)-Vyatkin,D (2362) Chess.com INT 2021 0-1} (21... h5 $17 22. Qd4 Ne5)) 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Bxd3 12. Qxd3 c6 {Inhibits Qb5.} 13. Rae1 Nbd7 14. Re3 Nxe5 15. Bxe5 Nd7 16. Bf4 Nf8 17. Nd1 Qd7 18. Rfe1 Ng6 19. Bg3 Bg5 20. Qf5 Rxe3 21. Nxe3 Qd8 {Teske,H (2522)-Fiebig,T (2453) Germany 2010 1-0 (56)}) ({RR} 7. Bd3 Re8 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Bxd3 12. Qxd3 c6 13. Rae1 Nbd7 14. Re3 Nxe5 15. Bxe5 Nd7 16. Bf4 Nf8 17. Nd1 Qd7 18. Rfe1 Ng6 19. Bg3 Bg5 20. Qf5 Rxe3 21. Nxe3 Qd8 {Teske,H (2522)-Fiebig,T (2453) Germany 2010 1-0 (56)}) ({RR} 7. Bd3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Qd2 Bb4 11. O-O-O Be4 12. a3 Bxf3 13. axb4 Bxd1 14. Rxd1 Nc6 15. Ne2 Ne4 16. Bxe4 dxe4 17. d5 Ne7 18. Ng3 Re8 19. Be3 Ng6 20. Nf5 Qd7 21. h4 a5 {Muhammed,S (1925)-Vyatkin,D (2362) Chess.com INT 2021 0-1}) 7... Re8 8. O-O {The position is equal.} Nc6 $146 {Inaccuracy. c6 was best.} (8... c6 9. Ne5 (9. h3 Bf5 10. Bd3 Bxd3 11. Qxd3 Bd6 12. Ne2 Bxf4 13. Nxf4 Qb6 14. Qb3) 9... Nbd7 10. Bh5 (10. Bd3) 10... Nxe5 11. dxe5 (11. Bxe5 Nxh5 12. Qxh5) 11... Nxh5 $17 12. Qxh5 Qb6 13. b3 Qc5 14. Qf3 Bf5 {Prevents Qd3.} 15. Rac1 Qa5 16. a4 Ba3 $1 17. Rce1 (17. Rcd1) 17... Bb4 $19 18. Bd2 Bxc2 19. Rc1 Bxb3 20. Qg3 d4 21. Ne4 {Strongly threatening Nf6+.} Bxd2 22. Nf6+ Kh8 23. Nxe8 {Banach,S-Wisniewski,E (1896) Gniezno 2010 0-1 (39)}) ({RR} 8... c6 9. Ne5 Nbd7 10. Bh5 Nxe5 11. dxe5 Nxh5 12. Qxh5 Qb6 13. b3 Qc5 14. Qf3 Bf5 15. Rac1 Qa5 16. a4 Ba3 17. Rce1 Bb4 18. Bd2 Bxc2 19. Rc1 Bxb3 20. Qg3 d4 21. Ne4 Bxd2 22. Nf6+ Kh8 23. Nxe8 {Banach,S-Wisniewski,E (1896) Gniezno 2010 0-1 (39)}) 9. Nb5 $14 {[#]} Be6 $4 $146 {Blunder. Bd6 was best.} (9... Bf5 $14) (9... Bd6 10. Nxd6 (10. Bxd6 cxd6 11. Re1 a6 12. Nc3 Bf5 13. a3 h6 $15 (13... b5 14. Bd3 (14. b4 h6 15. Bd3 Rxe1+ 16. Qxe1 Bxd3 17. cxd3 {0-1 (54) Ruggiero,A-Cau,F Montesilvano 2015} Qe8 18. Qd2 Qd7 19. Re1 Re8 20. Rc1 a5 (20... Ne7) 21. Nxb5 (21. bxa5 $1 $16 Ra8 22. Nxb5) 21... axb4 22. axb4 Nb8 (22... Rb8 23. Na3 Nxb4) 23. Na3 Na6 24. Rb1 Qa4 25. Nc2 Rb8 26. b5 (26. g3 $16) 26... Rxb5 $2 (26... Nc7 $1 {and Black stays safe.}) 27. Rxb5 $2 (27. Ra1 $18 Qxa1+ 28. Nxa1 Rb1+ 29. Ne1 Rxa1 30. Qc3) 27... Qxb5 28. Na3 Qb3 29. Nc2 Nc7 30. h3 Nb5 31. Kh2 Nc3 32. Qc1 Ne2 33. Qd2 Nc3 34. Nfe1 Nd7 35. Qf4 (35. Ne3 $5 {[%cal Re3f5]}) 35... Qb6 36. Qd2 Nb5 37. Qb4 Nb8 $2 {[%mdl 8192]} (37... Nc7 {and Black has nothing to worry.}) 38. Na3 $18 Qxd4 39. Qxb5 {Ruggiero,A-Cau,F Montesilvano 2015 0-1}) 14... Qd7 15. Bxf5 Rxe1+ 16. Qxe1 Qxf5 17. Qd2)) 10... cxd6 11. c3) 10. Nxc7 $18 Nh5 11. Nxe8 $4 {Blunder. Nxe6 was best.} (11. Nxe6 fxe6 12. Be3 Rf8 13. g3 Nf6 14. c3 Qd7 15. Ne5 Qc7 16. Nd3 Bd6) 11... Nxf4 $17 12. Nxg7 Kxg7 13. Bb5 $6 {Inaccuracy. c3 was best.} (13. c3 Bg4 14. g3 Nxe2+ 15. Qxe2 Qd7 16. Qd3 Bf5 17. Qd2 Bh3 18. Rfe1 h6) 13... Rc8 (13... Bg4 $19 {White must now prevent ...Bd6.} 14. Re1 Bd6) 14. Qd2 (14. g3 $17 {is a better defense.} Nh3+ 15. Kg2) 14... Bg5 {[%mdl 1024] Black has strong compensation.} 15. Qe1 (15. Kh1 Bh6 16. Bxc6 Rxc6 17. Ne5) 15... Bh6 16. c3 Kf8 $6 {Inaccuracy. Qf6 was best.} (16... Qf6 17. Bxc6 Rxc6 18. Qe5 Qxe5 19. Nxe5 Ne2+ 20. Kh1 Rb6 21. a4 Rxb2 22. Rab1) 17. Qd1 Ke7 $4 {Blunder. Bg4 was best.} (17... Bg4 18. h3 Bh5 19. Re1 Qf6 20. Kh2 Kg7 21. g4 Bg6 22. g5 Bxg5 23. Nxg5) 18. Qa4 $4 {Blunder. g3 was best.} (18. g3 Nh3+ 19. Kh1 Kf8 20. Ne1 Ng5 21. Qh5 Kg7 22. g4 f6 23. f4 Bf7) 18... Qg8 {[%csl Gf4][%cal Rg8g2]} 19. Qa3+ $6 {Inaccuracy. g3 was best.} (19. g3 Qg4 20. Ne1) 19... Kd8 $6 {Inaccuracy. Kf6 was best.} (19... Kf6 20. g3 Qg4) 20. Qd6+ Bd7 $4 {Blunder. Ke8 was best.} (20... Ke8 21. g3 Qg4 22. Ne1 a6 23. f3 Qh5 24. Bxc6+ Rxc6 25. Qe5 Qxe5 26. dxe5) 21. Qf6+ $2 {Mistake. g3 was best.} (21. g3 Qg6 22. Qxd7+ $1 Kxd7 23. Ne5+ Kd6 24. Nxg6 Nxg6 25. Rae1) 21... Kc7 {[%csl Gf4][%cal Rg8g2]} 22. g3 Ng6 23. Nh4 Bg7 24. Qg5 a6 (24... Qd8 25. Qxd8+ (25. Qxd5 Nxh4 26. Bxc6 Bxc6 $17) 25... Rxd8) 25. Nxg6 (25. Bd3 $14) 25... fxg6 26. Qf4+ $6 {Inaccuracy. Be2 was best.} (26. Be2) 26... Kb6 27. Ba4 Rf8 28. Qd6 {[#]} Qf7 $4 {Blunder. Rd8 was best. [#]} (28... Rd8 29. Rfe1) 29. Rae1 $1 $16 (29. Bxc6 $6 Bxc6 30. Rae1 Re8) 29... Rc8 $4 {Blunder. Bf6 was best.} (29... Ka7 $16 {is tougher.} 30. Bb3 Qf5) (29... Bf6 30. Re3) 30. a3 $4 {[%mdl 40960] Blunder. Qc5+ was best. Weighted Error Value: White=0.65/Black=0.88. An unexpected result. PRECISÃO LICHESS: BRANCAS 59% PRETAS 73%} (30. Bxc6 Rxc6 31. Qe7 Be6 32. Rxe6 Qxe6 33. Qxg7 Qe2 34. Qxh7 Qxb2 $16) (30. Qc5+ Kc7 31. Bxc6 bxc6 32. Re7 Qf5 33. Qa7+ Kd6 34. Rxg7 Re8 35. Qc5+ Kc7) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "2.26"]
[White "Joao, Carlos Reginaldo E"]
[Black "Luis Felipe Abreu de Carvalho"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1470"]
[Annotator "Stockfish 16.1"]
[PlyCount "51"]
[EventDate "2024.??.??"]

{[%evp 9,51,42,49,17,50,50,50,50,70,26,56,25,107,119,234,234,307,260,356,343,351,347,346,289,280,244,268,264,254,-8,233,214,453,451,531,525,594,594,594,594,594,588,612,607]} 1. d4 d5 2. c4 Nf6 3. Nc3 $6 {Inaccuracy. cxd5 was best.} (3. cxd5 g6 4. Qa4+ c6 5. dxc6 Nxc6 6. Nf3 Bg7 7. Nc3 Bf5) 3... e6 4. a3 Nc6 5. Nf3 Ne4 (5... g6 6. Bg5 Bg7 $1 7. e3 O-O 8. Be2 h6 9. Bh4 Ne7 10. O-O Nf5 11. Bxf6 Bxf6 12. Qc2 c6 13. Rfd1 Qe7 14. b4 a6 15. Rac1 a5 16. Qb3 (16. b5 $14) 16... axb4 17. axb4 Bd7 18. h3 Ra7 19. Bd3 Rfa8 20. Bxf5 dxc4 $1 21. Qxc4 exf5 22. d5 Ra3 23. Nd4 R8a6 24. dxc6 bxc6 25. Nce2 Rb6 26. Nf4 Kg7 {[#]} 27. Nd3 (27. b5 $1 $16 {[%cal Rb5c6]} cxb5 28. Qc7) 27... Ra4 28. Qc2 Raxb4 $2 (28... Ra7 {and Black stays safe.}) 29. Nxb4 $18 Qxb4 30. Rb1 Qa5 31. Rxb6 Qxb6 32. Rb1 Qa6 {[%cal Bf5f4]} 33. Nb3 Be6 (33... Qa7 34. Nc5 Bc8) 34. Nc5 $18 Qc4 35. Nxe6+ {Bocharov,D (2517)-Suleymanli,A (2541) Chess.com INT 2021 1-0}) (5... a6 6. cxd5 exd5 7. Bg5 Be7 8. e3 h6 9. Bh4 O-O 10. Bd3 Be6 11. O-O Nd7 12. Bg3 Bd6 13. Rc1 Bxg3 14. hxg3 Ne7 15. Na4 c6 16. Qc2 a5 17. b4 b5 18. Nc5 Nb6 19. bxa5 Nc4 20. a6 {Kasparov,G (2785)-Yermolinsky,A (2610) Yerevan 1996 1-0 (51)}) ({RR} 5... a6 6. cxd5 exd5 7. Bg5 Be7 8. e3 h6 9. Bh4 O-O 10. Bd3 Be6 11. O-O Nd7 12. Bg3 Bd6 13. Rc1 Bxg3 14. hxg3 Ne7 15. Na4 c6 16. Qc2 a5 17. b4 b5 18. Nc5 Nb6 19. bxa5 Nc4 20. a6 {Kasparov,G (2785)-Yermolinsky,A (2610) Yerevan 1996 1-0 (51)}) 6. cxd5 {[#] E10: Blumenfeld Gambit.} (6. Bf4 Nxc3 7. bxc3 Bd6 8. e3 Bxf4 9. exf4 O-O 10. Bd3 dxc4 11. Bxh7+ $2 (11. Bxc4 {and White is okay.} b6 12. Bd3) 11... Kh8 $4 {[%mdl 8192]} (11... Kxh7 $19 {avoids the disaster.} 12. Ng5+ Kg6) 12. Be4 $18 Qf6 13. g3 Ne7 14. Ne5 Nd5 $2 (14... Qh6 {was called for.} 15. Qa4 Kg8 16. Qxc4 f6) 15. Qh5+ $18 Qh6 16. Nxf7+ Rxf7 17. Qxf7 Nf6 {Prevents Qe8+.} 18. Bf3 Rb8 19. Qxc7 Ra8 20. O-O Bd7 {Cherepov,A (2092)-Sabatier,M (2108) chess.com INT 2024 1-0 (44)}) ({RR} 6. Bf4 Nxc3 7. bxc3 Bd6 8. e3 Bxf4 9. exf4 O-O 10. Bd3 dxc4 11. Bxh7+ Kh8 12. Be4 Qf6 13. g3 Ne7 14. Ne5 Nd5 15. Qh5+ Qh6 16. Nxf7+ Rxf7 17. Qxf7 Nf6 18. Bf3 Rb8 19. Qxc7 Ra8 20. O-O Bd7 {Cherepov,A (2092)-Sabatier,M (2108) chess.com INT 2024 1-0 (44)}) 6... Nxc3 $146 (6... exd5 7. e3 (7. Qd3 Bf5 8. Bf4 {remains equal.} (8. Ng5 Qd7 $17 {aiming for ...Nxg5.} (8... Nxg5 9. Qxf5 Nxd4 10. Qd3 Nge6 11. e3 Nc6 12. Nxd5 (12. Qb5 Nc5 13. b4 (13. Qe2 {0-1 (39) Bielderman,G-Gerritse,X Hengelo 1995} g6 14. b4 $17 (14. Qf3 Bg7 $19 {Threatens to win with ...d4.} (14... Ne7 15. e4 $1 (15. Qf6 {Prevents Bg7.} Rg8 16. Qh4 h5 17. e4 (17. b4 $17 Bg7 18. Bb2) 17... Nb3 18. Rb1 {And now Bg5 would win.} Nxc1 19. Rxc1 d4 $17 (19... Bh6 20. Rd1 $1 $15 (20. Rc2 d4 21. Nd5 $17 {was the only defense.} (21. Nb5 {Bielderman,G-Gerritse,X Hengelo 1995 0-1 (39)} c6 $19 22. Nxd4 Qxd4 23. Bc4 b5 24. Bb3 Qd3 25. Qg3 Qxe4+ 26. Re2 Qb1+ 27. Bd1 Rd8 {[%csl Gb1][%cal Rd8d1]} 28. O-O {[%cal Bg3c7]} Qxd1 29. Qe5 {[%csl Ge2][%cal Re5e7]} Qd6 30. Qe4 Kf8 31. Rfe1 Nf5 32. Kh1 Kg7 33. Qf3 Kh7 34. g3 Nd4 35. Qxf7+ Rg7 36. Qxg7+ {Bielderman,G-Gerritse,X Hengelo 1995 0-1}) 21... Nxd5 22. Qxd8+ Rxd8 23. exd5)) 20. Rd1 Bg7)) 15. Nxd5 Qd6) 14... Bg7 15. Bb2) 13... a6 14. Qe2) 12... Qd6 13. Nf4) 9. g4 Bg6)) 7... Bf5 8. Qa4 a6) ({RR} 6... exd5 7. Qd3 Bf5 8. Ng5 Nxg5 9. Qxf5 Nxd4 10. Qd3 Nge6 11. e3 Nc6 12. Qb5 Nc5 13. Qe2 g6 14. Qf3 Ne7 15. Qf6 Rg8 16. Qh4 h5 17. e4 Nb3 18. Rb1 Nxc1 19. Rxc1 Bh6 20. Rc2 d4 21. Nb5 {Bielderman,G-Gerritse,X Hengelo 1995 0-1 (39)}) 7. bxc3 exd5 8. e3 {White is slightly better.} Bg4 9. Be2 {[%cal Bf1e2,Be2f3,Bf3d5,Bd5g2][%mdl 32]} Be7 10. O-O Bxf3 $6 {Inaccuracy. Na5 was best.} (10... Na5 11. Bd3) 11. Bxf3 $16 O-O $6 {Inaccuracy. Na5 was best.} (11... Na5 12. e4 dxe4 13. Bxe4 c6 14. Bb1 O-O 15. Qd3 g6 16. Bh6 Re8 17. f4) 12. Qb3 $18 {[%csl Bb7,Bd5]} Bd6 $6 {Inaccuracy. Na5 was best.} (12... Na5 13. Qxd5) 13. Bxd5 Qh4 $6 {[%csl Gd6][%cal Rh4h2] Inaccuracy. Na5 was best. [#]} (13... Na5 14. Qa2 Qd7 15. a4 Rfd8 16. Bf3 c5 17. Rd1 cxd4 18. cxd4 Rac8 19. h3) 14. g3 Qh5 15. Bg2 Na5 16. Qc2 $6 {Inaccuracy. Qa4 was best.} (16. Qa4 b6 17. Bxa8 Rxa8 18. e4 Qf3 19. e5 Bf8 20. Qd1 Qxc3 21. Bd2 Qxd4) 16... c5 17. e4 cxd4 18. cxd4 Rac8 19. Qd2 $4 {Blunder. Qd3 was best.} (19. Qd3 Rfd8 20. Rb1 b6 21. Bf3 Qg6 22. Qe2 Be7 23. Bb2 b5 24. Ba1 a6) 19... Nc4 $4 {Blunder. Nb3 was best.} (19... Nb3 20. Qb2 Nxa1 21. Qxa1 f6) 20. Qd3 f5 $4 {Blunder. Rfd8 was best.} (20... Rfd8 21. Rb1 b6) 21. e5 {White is clearly winning.} Nxe5 22. dxe5 Bxe5 $6 {Inaccuracy. Bc5 was best.} (22... Bc5 23. Rb1 b6 24. Qb3+ Kh8 25. Qf3 Qxf3 26. Bxf3 f4 27. g4 Be7 28. e6) 23. Qd5+ Kh8 24. Qxe5 Rce8 25. Qd5 Qe2 26. Be3 {Weighted Error Value: White=0.52/Black=0.60 PRECISÃO LICHESS: BRANCAS 89% PRETAS 79%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.1"]
[White "Pessoa, Vitor Henrique Leop"]
[Black "Ramos, Angelo Bil"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1787"]
[BlackElo "1957"]
[Annotator "Stockfish 16.1"]
[PlyCount "100"]
[EventDate "2024.??.??"]

{[%evp 29,100,-1,0,-42,-12,-20,0,-5,-14,-14,0,-52,-58,-58,-31,-73,-78,-69,-66,-57,-43,-116,-83,-87,-85,-151,-84,-104,-65,-63,-73,-71,-77,-80,2,1,14,26,42,47,112,112,298,249,222,73,53,1,73,0,71,0,39,39,69,74,74,74,81,79,85,60,90,40,93,44,110,45,110,98,88,51,103]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5,Bb5a3,Ba3c2,Bc2e3][%mdl 32]} 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 Rb8 12. Nc2 Bg5 13. Bd3 O-O 14. O-O Be6 15. Nce3 Ne7 16. c4 {B33: Sicilian: Pelikan and Sveshnikov Variations.} (16. Bc2 Bxe3 17. Nxe3 {½-½ (17) Aseev,K (2530)-Kharlov,A (2555) Kemerovo 1995}) (16. Nxe7+ Qxe7 17. Bc2 Bxe3 18. fxe3 b4 19. cxb4 Rxb4 20. b3 Rc8 21. Qd2 Rb7 22. Rfd1 Rbc7 23. Bd3 Rc6 24. Qe2 Qa7 25. Kh1 h6 26. h3 Rc3 (26... a5 $15) 27. Qd2 a5 28. Rac1 Rxc1 29. Rxc1 Rxc1+ 30. Qxc1 a4 {Baruch,L (1718)-Sovetbekova,N (1823) chess.com INT 2023 0-1 (59)}) ({RR} 16. Bc2 Bxe3 17. Nxe3 {½-½ (17) Aseev,K (2530)-Kharlov,A (2555) Kemerovo 1995}) ({RR} 16. Nxe7+ Qxe7 17. Bc2 Bxe3 18. fxe3 b4 19. cxb4 Rxb4 20. b3 Rc8 21. Qd2 Rb7 22. Rfd1 Rbc7 23. Bd3 Rc6 24. Qe2 Qa7 25. Kh1 h6 26. h3 Rc3 27. Qd2 a5 28. Rac1 Rxc1 29. Rxc1 Rxc1+ 30. Qxc1 a4 {Baruch,L (1718)-Sovetbekova,N (1823) chess.com INT 2023 0-1 (59)}) 16... Bxd5 17. cxd5 $146 (17. Nxd5 Nxd5 18. cxd5 Qb6 19. Qg4 Be3 $5 (19... Bh6 20. Rad1 Qa5 21. Bb1 Qb4 22. Qe2 Rbc8 23. Rd3 Qc4 {½-½ (72) Guedez,A (2365)-Lopez,C (2400) Ciego de Avila 1996} 24. Qh5 Qxe4 25. Rg3 $2 (25. Rc3 {and White has nothing to worry.} Qf4 26. Rc6) 25... Qf4 $19 26. Rg4 $2 (26. Ra3 {is a better defense.}) 26... Qf6 $2 (26... Qd2 $19 {Strongly threatening ...Rc1.} 27. Rg3 g6) 27. Qh3 (27. g3) 27... Rfe8 28. a4 Rc5 29. Qd3 (29. axb5 $17 {might work better.} Rxb5 30. Bc2 Rxd5 31. Rc4) 29... g6 $19 30. b4 Rcc8 (30... Rc7 $19 {aiming for ...Bf4.} 31. axb5 axb5 32. Qxb5 Rec8) 31. axb5 $17 axb5 {Guedez,A (2365)-Lopez,C (2400) Ciego de Avila 1996 ½-½ (72)})) ({RR} 17. Nxd5 Nxd5 18. cxd5 Qb6 19. Qg4 Bh6 20. Rad1 Qa5 21. Bb1 Qb4 22. Qe2 Rbc8 23. Rd3 Qc4 24. Qh5 Qxe4 25. Rg3 Qf4 26. Rg4 Qf6 27. Qh3 Rfe8 28. a4 Rc5 29. Qd3 g6 30. b4 Rcc8 31. axb5 axb5 {Guedez,A (2365)-Lopez,C (2400) Ciego de Avila 1996 ½-½ (72)}) 17... g6 18. Qg4 {The position is equal.} Bxe3 19. fxe3 Kg7 20. Rf2 (20. Qh4) 20... Ng8 $15 21. Rc1 Rc8 22. Rfc2 $6 {Inaccuracy. Rcf1 was best.} (22. Rcf1 Rc5 23. Qe2 h6 24. h3 Qa5 25. a3 Qb6 26. h4 a5 27. h5 g5) 22... Rxc2 23. Rxc2 Qa5 24. Qd1 {Prevents Qe1+.} Qxa2 25. Qc1 (25. b4 $1 $15 Qa3 26. Qd2 (26. Rc6 $2 Qxb4 27. Rxa6 Nf6 $19)) 25... Qa5 26. Rc6 Rd8 27. Kf1 (27. Qc3 Qa1+ 28. Qc1) 27... Nf6 (27... Ne7 $1 {[%cal Re7c6]} 28. Rc7 Ng8) 28. h3 Qa4 29. Qc2 Qa5 30. Ke2 Ne8 31. Qd2 Qxd2+ $2 {Mistake. Qa4 was best.} (31... Qa4 32. Qd1 Rb8 33. g4 Qa5 34. Qe1 Qd8 35. Rxa6 b4 36. Ra4 Qg5 37. Rxb4) 32. Kxd2 $17 {[%mdl 4096] Endgame KRB-KRN} Ra8 33. Kc3 {[%mdl 1024] White has compensation.} Kf8 34. Kb4 Ke7 $6 {Inaccuracy. a5+ was best.} (34... a5+ 35. Kxb5 Ke7) 35. Ka5 $1 $16 {Threatens to win with b4.} Kd8 $6 {Inaccuracy. b4 was best.} (35... b4 36. Rb6 Rc8 37. Rb7+ Kf8 38. Rxb4 Rc5+ 39. Kxa6 f5 40. Rb8 Ke7 41. Rb7+) 36. Kb6 $6 {Inaccuracy. b4 was best. And now Kb7 would win.} (36. b4) 36... Rc8 37. Rxc8+ $6 {Inaccuracy. Kxa6 was best.} (37. Kxa6 b4 38. Kb7 Rc7+ 39. Kb6 Rc8 40. Ba6 Rc7 41. g4 f6 42. b3 h6) (37. Kb7 $18 {and White stays clearly on top.} Rc7+ 38. Kxa6) 37... Kxc8 38. Kxa6 $18 {KB-KN} (38. b4 $1 $14) 38... Kc7 $6 {Inaccuracy. b4 was best.} (38... b4) 39. Kxb5 $6 {Inaccuracy. Bxb5 was best.} (39. b4 $16) (39. Bxb5 Nf6 40. Bd3 Nd7 41. Ka7 Nc5 42. Bc2 Nd7 43. g3 Nb6 44. b3 Nc8+) 39... Nf6 $6 {Inaccuracy. Kb7 was best. [#]} (39... Kb7 40. Bc2 Nf6 41. Ka5 Ka7 42. Bd3 Kb7 43. Bb1 Nd7 44. Kb5 Nf6 45. Bc2) 40. b4 $6 {Inaccuracy. Ka6 was best.} (40. Ka6) 40... g5 $6 {Inaccuracy. Kb7 was best.} (40... Kb7 41. Ka5 g5 42. Ba6+ Kc7 43. Bc4 Kb7 44. Bd3 Ka7 45. g3 Kb7 46. g4) 41. Ka6 Nd7 $6 {Inaccuracy. h5 was best.} (41... h5 42. Be2 h4 43. Bf3 Nd7 44. Bh5 f6 45. Be8 Nb6 46. Kb5 Kb7 47. Bf7) 42. Bb5 {Black must now prevent Bxd7.} Nb6 43. Ka7 Nc8+ 44. Ka6 Nb6 45. Be8 f6 46. Bb5 Nc8 (46... h5 $1 $14) 47. Ba4 Nb6 {[#]} (47... h5 $1 $14) 48. Bb3 (48. Bd1 $1 $16) 48... Nd7 (48... h5 $1 $14) 49. Ba4 $16 Nb6 50. Bb3 Nd7 {Weighted Error Value: White=0.29 (precise) /Black=0.33 PRECISÃO LICHESS: BRANCAS 93% PRETAS 91%} (50... h5 $1 $14) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.2"]
[White "Souza, Iago Henrique da Si"]
[Black "Israel, Flavio Feliciano Ol"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2036"]
[Annotator "Stockfish 16.1"]
[PlyCount "83"]
[EventDate "2024.??.??"]

{[%evp 16,83,60,47,57,59,84,60,58,60,56,63,77,72,80,56,58,51,69,62,82,81,88,66,75,59,65,61,66,61,87,79,100,101,119,73,100,88,81,77,76,75,93,50,180,124,224,216,248,254,231,183,269,216,394,225,321,281,401,394,857,424,630,632,616,614,738,577,29998,29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 a6 6. g3 Be7 7. Bg2 O-O 8. O-O Nc6 9. b3 d5 {A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6.} 10. cxd5 Nxd5 (10... exd5 11. Bb2 Be6 12. Rc1 Rc8 13. Na4 Nxd4 14. Qxd4 Qa5 {Prevents Nc5.} 15. Qb6 Rxc1 $4 {[%mdl 8192]} (15... Qxb6 $14 16. Nxb6 Rxc1 17. Rxc1 Bd8) 16. Qxa5 {1-0 (16) Tomashevsky,E (2646)-Mamedov,R (2586) Khanty-Mansiysk 2007}) ({RR} 10... exd5 11. Bb2 Be6 12. Rc1 Rc8 13. Na4 Nxd4 14. Qxd4 Qa5 15. Qb6 Rxc1 16. Qxa5 {1-0 (16) Tomashevsky,E (2646)-Mamedov,R (2586) Khanty-Mansiysk 2007}) 11. Nxd5 exd5 {White is slightly better.} 12. Bb2 (12. Nxc6 bxc6 13. Be3 Bf5 14. Rc1 Rc8 15. Bc5 Re8 16. e3 Qa5 17. Bxe7 Rxe7 18. g4 Be4 19. h3 Qb4 (19... Bxg2 {remains equal.} 20. Kxg2 Qb5) 20. Qd4 (20. f3 $16 Bg6 21. Qxd5) 20... Qxd4 21. exd4 Bxg2 22. Kxg2 f5 23. Rfe1 Rxe1 24. Rxe1 fxg4 25. hxg4 Kf7 26. Rc1 Ke6 {Mariani,D (2040)-Ribeiro Carrico,V (1746) Florianopolis BRA 2024 1-0 (46)}) ({RR} 12. Nxc6 bxc6 13. Be3 Bf5 14. Rc1 Rc8 15. Bc5 Re8 16. e3 Qa5 17. Bxe7 Rxe7 18. g4 Be4 19. h3 Qb4 20. Qd4 Qxd4 21. exd4 Bxg2 22. Kxg2 f5 23. Rfe1 Rxe1 24. Rxe1 fxg4 25. hxg4 Kf7 26. Rc1 Ke6 {Mariani,D (2040)-Ribeiro Carrico,V (1746) Florianopolis BRA 2024 1-0 (46)}) 12... Bf6 13. Rc1 $146 (13. Qd2 Be6 14. Rac1 (14. Rfd1 Qe7 (14... Qd7 15. Rac1 Rac8 16. Nxc6 Bxb2 17. Ne7+ Qxe7 18. Qxb2 Qg5 19. Rc2 (19. h4 $14 Rxc1 20. Qxc1) 19... Rxc2 20. Qxc2 Rc8 21. Qb2 h6 22. e3 Qf5 {...Rc2 is the strong threat.} 23. Rc1 {Inhibits Rc2.} Rxc1+ 24. Qxc1 Qd3 25. Bf1 Qe4 26. Bg2 Qb4 27. Qd1 Qc5 {Jeppesen,A (1738)-Moller,A (1765) Amager 2015 ½-½ (43)}) (14... Rc8 $14) 15. Rac1 Rac8 16. Nxe6 fxe6 17. Bxf6 Qxf6 18. e4 d4 19. e5 Nxe5 20. Rxc8 Rxc8 21. Qxd4 {Threatens to win with Qa7.} Nf3+ $1 22. Bxf3 Qxf3 23. Qd7 Rc6 $1 24. Qd8+ Qf8 25. Kg2 h6 26. Qd7 {Threatening Rd4.} Rc2 (26... Qf5) 27. Qxe6+ $16 Kh8 {Rojas Sepulveda,E (2350)-Clavijo Usuga,J Quito 1986 1-0 (40)}) 14... Rc8 15. Rfd1 Qd7 16. Nxc6 Bxb2 17. Qxb2 Rxc6 18. Rxc6 Qxc6 19. Qd2 {[%cal Rg2d5]} Qb5 20. e3 {[%cal Rg2d5]} g6 (20... Rd8 $14) 21. h4 (21. Bxd5 $16 Rd8 22. e4) 21... Qc5 (21... Rd8 $14) 22. Qd4 (22. Bxd5 $18 Rd8 23. e4) 22... Qxd4 23. Rxd4 Rc8 $1 24. Bxd5 Rc1+ 25. Kg2 {Black must now prevent Bxe6.} Bxd5+ 26. Rxd5 {And now Rd7 would win.} Rc2 27. Ra5 Kg7 {Colls Gelaberto,E (2265)-Maynat Anglas,J Lloret del Mar 1997 1-0 (46)} (27... f5 $14)) (13. e3 Be6 14. Rc1 Rc8 15. Qd2 Qb6 16. Nxc6 bxc6 17. Bxf6 gxf6 18. e4 Rfd8 19. Qh6 {1-0 (43) Sztokbant,B (2194)-Rodrigues,A (2085) Chess.com INT 2020}) ({RR} 13. Qd2 Be6 14. Rfd1 Qe7 15. Rac1 Rac8 16. Nxe6 fxe6 17. Bxf6 Qxf6 18. e4 d4 19. e5 Nxe5 20. Rxc8 Rxc8 21. Qxd4 Nf3+ 22. Bxf3 Qxf3 23. Qd7 Rc6 24. Qd8+ Qf8 25. Kg2 h6 26. Qd7 Rc2 27. Qxe6+ Kh8 {Rojas Sepulveda,E (2350)-Clavijo Usuga,J Quito 1986 1-0 (40)}) ({RR} 13. Qd2 Be6 14. Rac1 Rc8 15. Rfd1 Qd7 16. Nxc6 Bxb2 17. Qxb2 Rxc6 18. Rxc6 Qxc6 19. Qd2 Qb5 20. e3 g6 21. h4 Qc5 22. Qd4 Qxd4 23. Rxd4 Rc8 24. Bxd5 Rc1+ 25. Kg2 Bxd5+ 26. Rxd5 Rc2 27. Ra5 Kg7 {Colls Gelaberto,E (2265)-Maynat Anglas,J Lloret del Mar 1997 1-0 (46)}) ({RR} 13. Qd2 Be6 14. Rfd1 Qd7 15. Rac1 Rac8 16. Nxc6 Bxb2 17. Ne7+ Qxe7 18. Qxb2 Qg5 19. Rc2 Rxc2 20. Qxc2 Rc8 21. Qb2 h6 22. e3 Qf5 23. Rc1 Rxc1+ 24. Qxc1 Qd3 25. Bf1 Qe4 26. Bg2 Qb4 27. Qd1 Qc5 {Jeppesen,A (1738)-Moller,A (1765) Amager 2015 ½-½ (43)}) 13... Nxd4 14. Bxd4 Be6 15. Qd2 Bxd4 16. Qxd4 Qe7 17. e3 Rad8 18. Rfd1 Rd7 19. Rd2 Rfd8 20. Rcd1 h6 21. h4 Qa3 22. Bf3 Qe7 23. Qb2 Qc5 24. Rd4 Qa5 25. a3 Qc5 26. b4 Qe7 27. Qb3 {[%cal Rf3d5]} Qf6 28. Bg2 Qe5 29. R1d2 b6 $6 {Inaccuracy. Rc8 was best.} (29... Rc8) 30. Qd1 (30. Qa4 $18) 30... Qf5 $6 {Inaccuracy. Qc7 was best. [#]} (30... Qc7 31. Rc2 Qb7 32. Qc1 Rd6 33. Rc7 Qb8 34. Bf3 Re8 35. Qc2 Rdd8 36. h5) 31. Qa4 $1 $18 Rc7 32. e4 Qe5 (32... Rc1+ 33. Kh2 Qe5 34. Qxa6 $16) 33. Kh2 (33. exd5 Qe1+ 34. Kh2 Bd7 $14) 33... Rc3 $6 {Inaccuracy. Ra8 was best.} (33... Ra8 34. f4 (34. exd5 Bd7 $16) (34. Qd1 Qd6 35. f4 Re8 36. f5 Bc8 37. Rxd5 Qe7 38. Qg4 Rc3 39. e5) 34... Qf6) 34. Qxa6 Bc8 $2 {Mistake. Qd6 was best.} (34... Qd6 35. a4 (35. exd5 Bc8 $16) 35... g6 (35... Rb3 36. a5 bxa5 37. Qxa5 Rc8 38. exd5 Bd7 39. Ra2 g5 40. Qa7) 36. exd5 Bf5) 35. Qa8 $2 {Mistake. Qxb6 was best.} (35. Qxb6 Qe7 (35... Rd6 36. Qa5 Bb7 37. exd5 g5 38. Qa7 f5 39. Qxb7 f4 40. gxf4 gxf4) 36. a4) 35... Qc7 $6 {Inaccuracy. g5 was best.} (35... g5 36. Rxd5 Rxd5 37. Rxd5 Qf6) 36. Qa4 (36. exd5 Qd6 37. a4 Rf8 $18) 36... Rd6 $6 {Inaccuracy. Bd7 was best.} (36... Bd7 37. Qd1 Rc8 38. Rxd5 $18) (36... Rf8 37. Rxd5 (37. exd5 Bd7 $18) 37... Bg4) 37. Rxd5 {[%cal Bd4d5,Bd5d8,Bd8e8][%mdl 32]} (37. Qe8+ Kh7 38. Rxd5 Re6 $18) 37... Rg6 $2 {Mistake. Rdc6 was best.} (37... b5) (37... Rdc6 38. e5 Re6 39. Bh3 Kh7 40. Bf5+ g6 41. Bxe6 Bxe6 42. Rd8 Qxe5 43. Qe8) 38. e5 $4 {Blunder. Rd8+ was best.} (38. Rd8+ Kh7 39. Qe8 Rg4 40. Qg8+ Kg6 41. R8d6+ Be6 42. Rxe6+ fxe6 43. Qxe6+ Kh7) 38... Qe7 $2 {Mistake. Kh7 was best.} (38... Kh7 39. Be4 (39. Qd1 Rg4 40. R2d4 h5 41. Rxg4 Bxg4 42. Qd4 Be6 43. Rd6 Rxa3 44. Bd5) 39... f5) 39. Rd8+ Kh7 40. Re8 Qc7 {[%cal Bc3g3]} 41. Be4 {[#] White wants to mate with Rdd8.} Qc4 $4 {Checkmate is now unavoidable. Bb7 was best.} (41... Bb7 42. Rdd8 Qxd8 43. Bxg6+ fxg6 44. Rxd8 Rf3 45. Rd2 Rc3 46. Qd1 Rxa3 47. e6) 42. Rdd8 {Weighted Error Value: White=0.35/Black=0.69 PRECISÃO LICHESS: BRANCAS 91% PRETAS 85%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.3"]
[White "Jorge Ant. Torres Chaves"]
[Black "Santos Filho, Tadeu Sousa"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1924"]
[BlackElo "1992"]
[Annotator "Stockfish 16.1"]
[PlyCount "95"]
[EventDate "2024.??.??"]

{[%evp 9,95,-19,19,-50,-13,-32,-24,-26,-25,-28,-25,-53,-34,-98,-50,-42,-34,-65,-32,-103,-134,-191,-164,-274,-268,-270,-254,-274,-171,-292,-291,-296,-242,-246,-241,-352,-164,-151,-155,-192,-198,-209,-83,-140,-110,-130,-114,-220,-232,-220,-148,-173,-157,-155,-122,-232,-94,-92,-98,-99,-29,-66,-7,-18,0,-16,-21,-333,-351,-344,-320,-301,-304,-325,-314,-464,-462,-461,-461,-482,-442,-506,-503,-605,-599,-635,-633,-657]} 1. d4 d5 2. Nf3 Nf6 3. Bg5 h6 4. Bf4 (4. Bxf6 gxf6 5. e3 h5 6. c4 e6 7. Nc3 c6 8. Qc2 Nd7 9. O-O-O f5 10. h3 a6 11. c5 Qc7 12. Bd3 Bh6 13. Kb1 b5 14. Rdg1 a5 15. g4 f4 16. g5 Bg7 17. g6 f5 18. Ng5 Nf6 {Kanyamarala,T (2321)-Goltsev,D (2282) Chess.com INT 2021 1-0 (114)}) ({RR} 4. Bxf6 gxf6 5. e3 h5 6. c4 e6 7. Nc3 c6 8. Qc2 Nd7 9. O-O-O f5 10. h3 a6 11. c5 Qc7 12. Bd3 Bh6 13. Kb1 b5 14. Rdg1 a5 15. g4 f4 16. g5 Bg7 17. g6 f5 18. Ng5 Nf6 {Kanyamarala,T (2321)-Goltsev,D (2282) Chess.com INT 2021 1-0 (114)}) 4... c5 (4... c6 5. e3 Bf5 6. c4 e6 7. Nc3 Nbd7 8. Bd3 Bxd3 9. Qxd3 Bb4 10. O-O Qa5 11. Rfc1 O-O 12. h3 Rac8 13. a3 Bxc3 14. Rxc3 Ne4 15. Rc2 Rfe8 16. b4 Qa6 17. Qb3 Nb6 18. c5 Nc4 19. a4 {Lehtosaari,M (2149)-Tokhirjonova,G (2357) chess.com INT 2024 ½-½ (74)}) ({RR} 4... c6 5. e3 Bf5 6. c4 e6 7. Nc3 Nbd7 8. Bd3 Bxd3 9. Qxd3 Bb4 10. O-O Qa5 11. Rfc1 O-O 12. h3 Rac8 13. a3 Bxc3 14. Rxc3 Ne4 15. Rc2 Rfe8 16. b4 Qa6 17. Qb3 Nb6 18. c5 Nc4 19. a4 {Lehtosaari,M (2149)-Tokhirjonova,G (2357) chess.com INT 2024 ½-½ (74)}) 5. e3 Qb6 6. Qc1 $146 {Inaccuracy. c4 was best. D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5.} (6. c4) (6. b3 Nc6 7. c3 cxd4 $17 {And now ...g5 would win.} (7... Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. h3 cxd4 11. exd4 Be7 12. Nbd2 {½-½ (31) Lauter,H (1827)-Hannaske,A (2003) Nordrheinwestfalen 2017} O-O 13. O-O Rfd8 14. Rfe1 a5 15. g4 Qa6 16. Qe3 g5 (16... a4 $15) 17. Bg3 Kh8 18. Ne5 Nxe5 $1 19. Bxe5 Rg8 (19... Kg8 $14) 20. h4 Raf8 {Lauter,H (1827)-Hannaske,A (2003) Nordrheinwestfalen 2017 ½-½ (31)} (20... Rg6 $16)) 8. exd4 Ne4) ({RR} 6. b3 Nc6 7. c3 Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. h3 cxd4 11. exd4 Be7 12. Nbd2 O-O 13. O-O Rfd8 14. Rfe1 a5 15. g4 Qa6 16. Qe3 g5 17. Bg3 Kh8 18. Ne5 Nxe5 19. Bxe5 Rg8 20. h4 Raf8 {Lauter,H (1827)-Hannaske,A (2003) Nordrheinwestfalen 2017 ½-½ (31)}) 6... Bf5 7. c3 Nc6 8. dxc5 {Black has an edge.} Qxc5 9. Nbd2 Qb6 10. h3 Rc8 {[%cal Bc6b4]} 11. a3 {Prevents Nb4.} (11. Be2 $15) 11... e6 12. Be2 Be7 13. O-O O-O (13... g5 $5 {[%cal Rg5f4]} 14. Bg3 Rg8) 14. g4 $6 {Inaccuracy. b4 was best.} (14. b4 a5) 14... Bh7 15. g5 $6 {Inaccuracy. b4 was best.} (15. b4 Nd7 16. c4 Bf6 17. Bd6 Rfe8 18. Ra2 Qd8 19. Qd1 dxc4 20. Nxc4 b5) 15... Nh5 16. gxh6 $6 {Inaccuracy. Bh2 was best.} (16. Bh2) 16... Nxf4 $19 17. exf4 gxh6 18. Kh1 Bg6 $6 {Inaccuracy. Kh8 was best.} (18... Kh8 19. Ne1 e5 20. Ng2 Rg8 21. Ne3 Rcd8 22. Bf3 e4 23. Bh5 Bc5 24. Bxf7) 19. Ne5 $2 {Mistake. f5 was best.} (19. f5 exf5 20. Bd3) 19... Nxe5 20. fxe5 Bh4 {[%cal Be7h4,Bh4f2,Bf2e3][%mdl 32]} 21. Nf3 Bxf2 {Strongly threatening ...Be3.} 22. Qxh6 $6 {Inaccuracy. Qd1 was best.} (22. Qd1 Qe3 23. Kg2 Bh4 24. Nxh4 Qg5+ 25. Kh2 Qxh4 26. Qe1 Qe4 27. Bg4 h5) 22... Qe3 $2 {Mistake. Be3 was best.} (22... Qxb2 23. Rg1 Qxe2 24. Rxg6+ fxg6 25. Qxg6+ Kh8 26. Qh6+ Kg8 27. Qg6+ Kh8 28. Qh6+ Kg8 29. Qg6+) (22... Be3 23. Qh4 Qxb2 24. Rae1 Rxc3 25. Qf6 Qc2 26. Nh4 Bd2 27. Bf3 Bxe1 28. Rxe1) 23. Qxe3 Bxe3 24. Nh4 Be4+ 25. Bf3 Rc4 $2 {Mistake. Bd3 was best.} (25... Bd3 26. Rfd1 Bh7 27. Ng2 Bb6 28. Nf4 Kh8 29. Rf1 Bc7 30. Rae1 Rg8 31. Bg4) 26. Ng2 (26. Rae1 Bb6 27. Bxe4) 26... Bb6 {White must now prevent ...Bd3.} 27. Rae1 Bg6 {...Kg7 is the strong threat.} 28. Ne3 $2 {Mistake. Be2 was best.} (28. Be2 Ra4 (28... Re4 29. Nf4 Kg7 30. Nxg6 fxg6 31. Bg4 Rxf1+ 32. Rxf1 Rxe5 33. Kg2 Re4) 29. Bd1) 28... Rh4 29. Kg2 Rc8 $6 {Inaccuracy. Kg7 was best.} (29... Kg7 30. Ng4 Rfh8 31. Rh1 Bc7 32. Nf2 Rf4 33. Bg4 b5 34. Re3 Kf8 35. Rd1) 30. Kg3 Rh8 31. Ng4 Kg7 32. Rh1 $6 {Inaccuracy. Nf6 was best.} (32. Nf6 d4 33. Bxb7 Rc7 34. Be4 dxc3 35. bxc3 Rxc3+ 36. Rf3 Rxf3+ 37. Bxf3 Bd4) 32... d4 $2 {Mistake. Bc7 was best.} (32... Rh5 $19 33. Rd1 Bc7) (32... Bc7 33. Kg2 Rh5 34. a4 Rch8 35. b3 Ba5 36. Rc1 Rc8 37. c4 d4 38. Bxb7) 33. cxd4 $17 Bxd4 34. Re2 Rhd8 (34... b5 $17 {[%cal Bb5b4] aiming for ...b4!} 35. Rd1 Bb6) 35. h4 b6 $6 {Inaccuracy. Rc4 was best.} (35... Bd3 $15 36. Rg2 (36. Rd2 Bc2) 36... Bf5) (35... Rc4 36. Rd1) 36. h5 Bd3 37. h6+ Kh8 38. Rhh2 $4 {[%mdl 8192] Blunder. Rd2 was best. [#]} (38. Rd2 Bc2 39. Kh4) 38... Bxe2 $19 39. Rxe2 Bc5 40. Be4 Rd1 41. h7 Bd4 42. Bc2 $2 {Mistake. Kh4 was best.} (42. Kh3) (42. Kh4 Rc4) 42... Rg1+ {Black is clearly winning.} 43. Kf3 Bxb2 44. Nh6 Kg7 45. Rh2 Bxe5 46. h8=Q+ $6 {Inaccuracy. Rh5 was best.} (46. Rh5 Rxc2 47. h8=Q+ Kxh8 48. Nxf7+ Kg7 49. Nxe5 Rc5 50. Ke3 Ra5 51. Ke4 Re1+) 46... Rxh8 47. Re2 Bd6 48. Rf2 {Weighted Error Value: White=0.46/Black=0.33 PRECISÃO LICHESS: BRANCAS 86% PRETAS 91%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.4"]
[White "Manzi, Luiz Antonio Bardar"]
[Black "Laba, Otavio De Souza"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1980"]
[BlackElo "1918"]
[Annotator "Stockfish 16.1"]
[PlyCount "141"]
[EventDate "2024.??.??"]

{[%evp 15,141,37,40,5,13,6,1,-36,-10,-12,-15,-18,71,68,71,37,41,37,34,38,37,-1,-4,-2,-5,-20,-14,-21,-12,-30,-12,-9,0,0,0,0,0,-6,-1,-2,0,0,0,0,0,0,0,0,0,0,13,17,41,3,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1268,-512,-846,-251,-1779,-1495,-1764,-432,-2075,-1175,-29993,-29994,-29995,-29996,-29996,-29994,-29995,29990,29991,29992,29992,29994,29992,29994,29991]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 c6 7. Nc3 Bf5 8. Re1 Ne4 9. e3 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} Nxc3 10. bxc3 Be4 11. Qb3 {The position is equal.} Qb6 12. Nd2 Bxg2 13. Kxg2 d5 $146 {Inaccuracy. c5 was best.} (13... Qc7 14. Rb1 b6 15. a4 Nd7 16. Nf3 e6 17. e4 Rfc8 18. Bf4 e5 19. Be3 Re8 20. Nd2 Nf6 21. f3 Rad8 22. a5 {[%cal Ra5b6]} bxa5 23. Qb7 Rd7 (23... Qxb7 24. Rxb7 Rd7) 24. Qa6 d5 (24... Qc8 $14 25. Qxa5 Nh5) 25. dxe5 $1 $18 Qxe5 {[%cal Rd5e4]} 26. Bd4 $1 {[%cal Rd4e5]} Qg5 (26... Qc7 {might work better.}) 27. f4 $18 Qh5 {[%cal Rf6e4]} 28. Qxc6 {Kolmagorov,A (2125)-Teterev,V (2257) chess.com INT 2024 ½-½ (47)}) (13... Nd7 14. Ba3 Qc7 15. Rab1 Rab8 16. Qa4 a6 17. c5 $15 (17. Bb4 c5 $17 (17... b5 18. Ba5 $1 $15 (18. Qxa6 Ra8 19. Ba5 Qxa5 20. Qxc6 Qxa2 21. Qxd7 Qxd2 22. cxb5 {0-1 (41) Shapiro,D (2399)-Pavlidis,A (2536) Chess.com INT 2020} Ra2 23. Rf1 Bh6 {White must now prevent ...Bxe3.} 24. Qxe7 Bxe3 $1 25. Qf6 Qxc3 26. b6 Bxd4 27. Qxd6 Bc5 28. Qc6 {Shapiro,D (2399)-Pavlidis,A (2536) Chess.com INT 2020 0-1 (41)}) 18... Qa7 19. Qc2) 18. Ba3 b5)) (13... c5) ({RR} 13... Nd7 14. Ba3 Qc7 15. Rab1 Rab8 16. Qa4 a6 17. Bb4 b5 18. Qxa6 Ra8 19. Ba5 Qxa5 20. Qxc6 Qxa2 21. Qxd7 Qxd2 22. cxb5 Ra2 23. Rf1 Bh6 24. Qxe7 Bxe3 25. Qf6 Qxc3 26. b6 Bxd4 27. Qxd6 Bc5 28. Qc6 {Shapiro,D (2399)-Pavlidis,A (2536) Chess.com INT 2020 0-1 (41)}) ({RR} 13... Qc7 14. Rb1 b6 15. a4 Nd7 16. Nf3 e6 17. e4 Rfc8 18. Bf4 e5 19. Be3 Re8 20. Nd2 Nf6 21. f3 Rad8 22. a5 bxa5 23. Qb7 Rd7 24. Qa6 d5 25. dxe5 Qxe5 26. Bd4 Qg5 27. f4 Qh5 28. Qxc6 {Kolmagorov,A (2125)-Teterev,V (2257) chess.com INT 2024 ½-½ (47)}) 14. Ba3 $16 Re8 15. Rab1 Qxb3 16. Rxb3 (16. Nxb3 dxc4 17. Na5 b5) 16... b6 17. cxd5 cxd5 18. e4 dxe4 19. Nxe4 {[%cal Be4d6]} Nc6 20. Rbb1 Na5 21. Nd2 e6 22. Re3 Bh6 23. f4 Rac8 24. Bb4 Nc4 25. Nxc4 Rxc4 26. Rb3 Bf8 27. d5 Bxb4 28. Rxb4 Rxb4 29. cxb4 {[%mdl 4096] Endgame KR-KR} Rd8 30. dxe6 Rd2+ 31. Kf3 {e7 would kill now.} fxe6 32. Ra3 Rd7 33. Ke4 Kf7 34. Rc3 h5 35. a4 Kf6 36. a5 bxa5 37. bxa5 Rd5 38. Ra3 Rb5 39. Ra4 Rb2 40. h3 Rb3 41. g4 Rb5 (41... Rxh3 $5 42. g5+ Ke7) 42. a6 hxg4 43. hxg4 g5 44. Kd3 Rb6 45. Ke3 Rb5 46. Ra3 gxf4+ 47. Kxf4 e5+ 48. Kg3 Kg5 49. Rf3 e4 50. Rf7 Rb3+ 51. Kf2 Kxg4 52. Rxa7 Ra3 53. Ra8 Kf4 54. a7 {Intending Rf8+ and mate.} Ra2+ 55. Kg1 {Hoping for Rf8+.} Ke3 56. Kh1 Ra4 57. Kg2 Ke2 58. Kg3 e3 59. Kg2 $4 {[%mdl 8192] Blunder. Kh3 was best.} (59. Kh3 Ra2 60. Kg4 Ra3 61. Kh4 Ra6 62. Kg4 Ra2 63. Kh3 Ra5 64. Kg3 Ra4) 59... Rg4+ $1 $19 60. Kh3 (60. Kh2 Rg7 61. Kh3) 60... Rg7 {aiming for ...Rd7.} 61. Kh4 $2 {Mistake. Kh2 was best. [#]} (61. Kh2 Re7 62. Kg3 Ke1 63. Kf3 e2 64. Rb8 Rxa7 65. Rb1+ Kd2 66. Rb2+ Kd1) 61... Rd7 $1 {Strongly threatening ...Kd2.} (61... Rxa7 62. Rxa7 Kf2 63. Kh3) 62. Kg4 {[#]} Kd2 $1 63. Kf3 (63. Rb8 Rxa7 64. Kf3 Rf7+ 65. Kg2) 63... e2 64. Rf8 $4 {Checkmate is now unavoidable. Rb8 was best.} (64. Rb8 Rf7+ 65. Kg4 Rxa7 66. Rd8+ Ke3 67. Re8+ Kf2 68. Rf8+ Ke1 69. Kg5 Ra3) 64... e1=Q 65. a8=Q {KQR-KQR} Qe3+ 66. Kg4 Rd4+ 67. Kh5 Qh6+ $4 {[%mdl 8192] Lost forced checkmate sequence. Qe5+ was best.} (67... Qe5+ 68. Rf5 Qxf5+ 69. Kh6 Rd6+ 70. Kg7 Rg6+ 71. Kh7 Qh5#) 68. Kxh6 {White mates.} Rd3 69. Kg6 Rh3 $4 {Checkmate is now unavoidable. Rd6+ was best.} (69... Rd6+ 70. Kf5 Rd4 71. Qa2+ Kd3 72. Qb3+ Kd2 73. Re8 Rh4 74. Qe3+ Kc2 75. Qf2+) 70. Kf6 Ke3 71. Qa4 $6 {[%mdl 32768] Lost forced checkmate sequence. Qa3+ was best. Weighted Error Value: White=0.32/Black=0.06 (flawless) . Loss on time!? PRECISÃO LICHESS: BRANCAS 93% PRETAS 66%} (71. Qa3+ Kd4 72. Qxh3 Kc4 73. Rc8+ Kb4 74. Qh1 Kb5 75. Qb1+ Ka4 76. Ra8#) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.5"]
[White "De Oliveira, Luis Felipe Garcia"]
[Black "Bruno Leonardo do Nasc. Dias"]
[Result "1/2-1/2"]
[ECO "C29"]
[Annotator "Stockfish 16.1"]
[PlyCount "77"]
[EventDate "2024.??.??"]

{[%evp 15,77,31,58,26,23,19,26,32,122,52,52,68,73,71,85,79,174,171,460,460,453,451,453,453,454,434,439,426,462,415,461,475,449,426,417,405,442,384,369,382,367,316,315,310,316,314,305,307,309,291,371,371,358,357,361,361,491,511,496,491,478,465,902,906]} 1. e4 e5 2. Nc3 Nf6 3. f4 d6 $6 {Inaccuracy. d5 was best.} (3... d5 4. fxe5 Nxe4 5. Nf3 Bc5 6. d4 Bb4 7. Bd2 c5 8. Bd3) 4. Bc4 $6 {Inaccuracy. Nf3 was best.} (4. Nf3 a6 5. Be2 Be7 6. d4 exd4 7. Nxd4 c5 8. Nb3 Nc6) 4... Nbd7 $146 {Inaccuracy. Nxe4 was best.} (4... Nc6 5. h3 g6 6. Nf3 h6 7. d3 Bg7 8. O-O Bd7 9. fxe5 dxe5 10. Be3 O-O 11. Nh2 Na5 12. Qf3 Nxc4 13. dxc4 g5 14. Bc5 Re8 15. Nd5 Nxd5 16. Qxf7+ Kh7 17. cxd5 b6 18. Bb4 a5 19. Ba3 {Cook,S (1765)-Mittal,A (1619) Dunfermline SCO 2024 1-0 (31)}) (4... exf4 5. d3 (5. Nf3 h6 (5... Bg4 6. e5 dxe5 7. Bxf7+ Kxf7 8. Nxe5+ Kg8 9. Nxg4 Bc5 10. d3 h5 11. Nxf6+ Qxf6 12. Qf3 Bb4 13. Qd5+ Kf8 14. O-O g5 15. Qxb7 Qb6+ 16. Qxb6 axb6 17. Nd5 Bd6 18. Bd2 Nd7 19. Bc3 {Adel,S (1764)-Zochowski,K (2262) chess.com INT 2023 0-1 (67)}) 6. d4 g5 7. e5 Nh7 8. O-O Be7 9. Qd3 Nf8 10. d5 dxe5 11. Nxe5 Bd6 12. Re1 Qe7 13. Nf3 Bc5+ 14. Kh1 Be6 15. dxe6 fxe6 16. Nd5 Qf7 17. Ne5 Qg7 18. Bd2 c6 19. Nc3 {MacKenzie,G-Haughton,W Cleveland 1871 1-0}) 5... Bg4 6. Nf3 Nh5 7. O-O g6 8. g3 Nc6 9. gxf4 Qd7 10. d4 Bg7 11. Be3 f5 12. e5 dxe5 13. dxe5 O-O-O 14. Qxd7+ Kxd7 15. Ng5 Na5 16. Be6+ Kc6 17. h3 Ng3 18. hxg4 Nxf1 19. Rxf1 {Indjic,A (2641)-Koellner,R (2417) chess.com INT 2023 1-0}) (4... g6 5. Nf3 Nc6 6. O-O Bg7 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 Nh5 10. e5 Bf5 11. Qd5 Be6 12. Qe4 Bxc4 13. Qxc4 Qe7 14. Nd5 Qh4 15. Nxc7+ Ke7 16. exd6+ Kxd6 17. Rd1+ Ke7 18. Qe2+ Kf6 19. Qe5# {Barbot,O-Mapelle,S Val Maubuee 1990 1-0}) (4... Nxe4 5. Nxe4 d5 6. Nf3 dxc4 7. Nxe5 Qh4+ 8. Nf2 Bc5 9. O-O) ({RR} 4... exf4 5. Nf3 h6 6. d4 g5 7. e5 Nh7 8. O-O Be7 9. Qd3 Nf8 10. d5 dxe5 11. Nxe5 Bd6 12. Re1 Qe7 13. Nf3 Bc5+ 14. Kh1 Be6 15. dxe6 fxe6 16. Nd5 Qf7 17. Ne5 Qg7 18. Bd2 c6 19. Nc3 {MacKenzie,G-Haughton,W Cleveland 1871 1-0}) ({RR} 4... exf4 5. d3 Bg4 6. Nf3 Nh5 7. O-O g6 8. g3 Nc6 9. gxf4 Qd7 10. d4 Bg7 11. Be3 f5 12. e5 dxe5 13. dxe5 O-O-O 14. Qxd7+ Kxd7 15. Ng5 Na5 16. Be6+ Kc6 17. h3 Ng3 18. hxg4 Nxf1 19. Rxf1 {Indjic,A (2641)-Koellner,R (2417) chess.com INT 2023 1-0}) ({RR} 4... Nc6 5. h3 g6 6. Nf3 h6 7. d3 Bg7 8. O-O Bd7 9. fxe5 dxe5 10. Be3 O-O 11. Nh2 Na5 12. Qf3 Nxc4 13. dxc4 g5 14. Bc5 Re8 15. Nd5 Nxd5 16. Qxf7+ Kh7 17. cxd5 b6 18. Bb4 a5 19. Ba3 {Cook,S (1765)-Mittal,A (1619) Dunfermline SCO 2024 1-0 (31)}) ({RR} 4... exf4 5. Nf3 Bg4 6. e5 dxe5 7. Bxf7+ Kxf7 8. Nxe5+ Kg8 9. Nxg4 Bc5 10. d3 h5 11. Nxf6+ Qxf6 12. Qf3 Bb4 13. Qd5+ Kf8 14. O-O g5 15. Qxb7 Qb6+ 16. Qxb6 axb6 17. Nd5 Bd6 18. Bd2 Nd7 19. Bc3 {Adel,S (1764)-Zochowski,K (2262) chess.com INT 2023 0-1 (67)}) ({RR} 4... g6 5. Nf3 Nc6 6. O-O Bg7 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 Nh5 10. e5 Bf5 11. Qd5 Be6 12. Qe4 Bxc4 13. Qxc4 Qe7 14. Nd5 Qh4 15. Nxc7+ Ke7 16. exd6+ Kxd6 17. Rd1+ Ke7 18. Qe2+ Kf6 19. Qe5# {Barbot,O-Mapelle,S Val Maubuee 1990 1-0}) 5. d3 Be7 6. Nf3 O-O 7. O-O c6 8. fxe5 dxe5 9. Qe1 {C24: Bishop's Opening: 2...Nf6.} b5 10. Bb3 a5 {[#] And now ...a4 would win.} 11. a3 $1 {White has an edge.} Bb7 $2 {Mistake. Nc5 was best.} (11... Nc5) 12. Qg3 $6 {Inaccuracy. Ba2 was best.} (12. Ba2 Bc8 13. Kh1 Qc7 14. Ne2 Nh5 15. Bd2 Ndf6 16. Qh4 Ra6 17. Bc3 Bd6) 12... Nh5 $146 (12... Qc7 13. Bh6 Ne8 14. d4 Qd6 15. Be3 exd4 16. Qxd6 Nxd6 17. Bxd4 b4 18. axb4 axb4 {1-0 (43) Burgess,J (2230)-Hidalgo Mendoza,E ICC INT 2009}) 13. Qf2 Bc5 14. Be3 Bxe3 15. Qxe3 Nf4 $6 {Inaccuracy. Qe7 was best.} (15... Qe7) 16. Nxe5 $1 $18 {[%cal Bf3e5,Be5f7,Bf7d8,Bd8b7,Bb7d6][%mdl 32]} Nxg2 $4 {Blunder. Nxe5 was best.} (16... Nxe5 17. Rxf4 (17. Qxf4 Qd6 $16) 17... a4 (17... Bc8 18. d4 Ng6 19. Rff1 Be6 20. d5 Bd7 21. Rad1 Qe7 22. a4)) 17. Nxf7 (17. Kxg2 Nxe5 18. Rf5 Qe7 $14) 17... Nxe3 18. Nxd8+ Kh8 19. Rxf8+ (19. Nxb7 Nxf1 20. Rxf1 a4 $18) 19... Nxf8 20. Nxb7 a4 21. Ba2 Nxc2 22. Rf1 Ng6 23. Nd6 {[#] Nf7+ would kill now.} h6 24. Nf7+ Kh7 25. Be6 Nd4 26. Bh3 b4 27. axb4 a3 28. bxa3 Rxa3 29. Nd1 Rxd3 30. Bf5 Nxf5 31. exf5 Ne7 32. Ne5 Rd4 $6 {Inaccuracy. Rd5 was best.} (32... Rd5 33. Re1 Rd4 34. Ne3 Rxb4 35. Rf1 Re4 36. N5c4 Kg8 37. f6 gxf6 38. Rxf6) 33. Ne3 Rxb4 34. f6 gxf6 35. Rxf6 {White wants to mate with Rf7+.} Nd5 $6 {Inaccuracy. Rb1+ was best.} (35... Rb1+ 36. Kf2 Rb2+ 37. Kf3 Kg8 38. Rxh6 Rb3 39. Rh5 Kg7 40. Kf2 Rb2+ 41. Kg3) 36. Rf7+ {White is clearly winning.} Kg8 37. Nf5 Rg4+ 38. Kf2 (38. Nxg4 Kxf7 39. Ng3 (39. Ngxh6+ Kg6 $16) 39... Kg7 $18) (38. Kh1 Rg6 39. Re7 Rg5 40. Nxh6+ Kh8) 38... Rf4+ $6 {Inaccuracy. Rg6 was best.} (38... Rg6 39. Re7 (39. Ra7 Re6 40. Nf7 Nc3 41. N7xh6+ Kh8 42. Kf3 Nb5 43. Rd7 Nc3 44. Nf7+) 39... Rg5) 39. Kg3 {[%mdl 32768] Weighted Error Value: White=0.14 (very precise) /Black=0.34. An unexpected result. PRECISÃO LICHESS: BRANCAS 95% PRETAS 89%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.6"]
[White "Dias, Matheus Braga"]
[Black "Moises Hiroshi O.Akiama"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1953"]
[Annotator "Stockfish 16.1"]
[PlyCount "106"]
[EventDate "2024.??.??"]

{[%evp 10,106,0,0,30,-5,-4,0,1,-10,157,84,260,246,423,253,264,222,261,271,279,240,247,246,225,223,296,271,352,239,378,388,373,383,376,304,320,322,314,318,275,207,344,335,478,478,457,308,481,475,501,496,492,147,122,25,18,0,0,0,0,0,0,0,164,157,151,0,0,0,455,447,423,0,0,0,0,0,0,-4,0,-4,-15,-400,-389,-550,-538,-660,-630,-624,-611,-609,-603,-589,-578,-911,-907,-29993,-29992]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. e3 Nc6 6. Nf3 Qc7 {D13: Slav Defence: Exchange variation without ...Bf5.} (6... Rb8 7. Bd3 Bg4 8. O-O (8. h3 $5 {[%cal Rh3g4]} Bxf3 9. Qxf3) 8... e6 9. Bd2 Bd6 10. h3 Bh5 11. Rc1 O-O 12. Nb5 Be7 13. g4 Bg6 14. Bxg6 hxg6 15. Ne5 Nxe5 (15... Qb6 $5 {[%cal Rb6b5]} 16. Qa4 a6 $15) 16. dxe5 Nd7 17. Bc3 a6 (17... Qb6 $5 {[%cal Rb6b5]} 18. a4 a6) 18. Nd4 Rc8 19. Nb3 Nb8 20. Qe2 Nc6 21. Nd4 {Kapelkina,G (1644)-Khropova,L (2031) St Petersburg 2022 0-1}) ({RR} 6... Rb8 7. Bd3 Bg4 8. O-O e6 9. Bd2 Bd6 10. h3 Bh5 11. Rc1 O-O 12. Nb5 Be7 13. g4 Bg6 14. Bxg6 hxg6 15. Ne5 Nxe5 16. dxe5 Nd7 17. Bc3 a6 18. Nd4 Rc8 19. Nb3 Nb8 20. Qe2 Nc6 21. Nd4 {Kapelkina,G (1644)-Khropova,L (2031) St Petersburg 2022 0-1}) 7. Bd3 (7. Qb3) ({RR} 7. Qb3) 7... Bg4 $146 (7... e6 8. O-O Bd7 9. Bd2 a6 10. Rc1 Rc8 11. Na4 {[%cal Bf3e5]} Bd6 {Against Ne5} 12. b4 Ne4 13. Bxe4 dxe4 14. Ng5 Bxh2+ 15. Kh1 Qd8 $2 (15... Bd6 $1 $14) 16. Qh5 $18 {[%csl Gg5][%cal Rh5f7]} g6 17. Qh6 Bc7 (17... Bd6 {was called for.}) 18. Nc5 Qe7 19. Ngxe4 f5 20. Ng5 Nd8 21. e4 {aiming for exf5.} fxe4 $2 (21... Qf8 22. Qh3 h6) 22. Nxd7 {Straenger,H (2051)-Pukropski,A (1893) Ruhrgebiet 2001 ½-½ (46)}) (7... e5 8. Nb5 Qb8 9. dxe5 Nxe5 10. Nxe5 Qxe5 11. O-O d4 12. Nxd4 Bc5 13. Nf3 Qe7 14. Bb5+ {1-0 (29) Linart,L (875)-Sohum,O (649) LSS email 2014}) ({RR} 7... e6 8. O-O Bd7 9. Bd2 a6 10. Rc1 Rc8 11. Na4 Bd6 12. b4 Ne4 13. Bxe4 dxe4 14. Ng5 Bxh2+ 15. Kh1 Qd8 16. Qh5 g6 17. Qh6 Bc7 18. Nc5 Qe7 19. Ngxe4 f5 20. Ng5 Nd8 21. e4 fxe4 22. Nxd7 {Straenger,H (2051)-Pukropski,A (1893) Ruhrgebiet 2001 ½-½ (46)}) 8. h3 Bh5 {The position is equal.} 9. O-O e5 $2 {Mistake. e6 was best.} (9... e6 10. Bd2) 10. dxe5 (10. g4 $1) 10... Nxe5 $2 {Mistake. Bxf3 was best.} (10... Bxf3 11. Qxf3 Qxe5) 11. Bb5+ $18 Nfd7 $2 {Mistake. Nc6 was best.} (11... Nc6 12. Nxd5 Nxd5 13. Qxd5 Bxf3 14. Qxf3 Rc8 15. Bd2 Bd6 16. Bxc6+ bxc6 17. Qe4+) 12. Qxd5 $6 {Inaccuracy. Nxd5 was best.} (12. Nxd5 Nxf3+ 13. gxf3 (13. Qxf3 Qe5 14. g4 Bg6 15. e4 Bxe4 16. Nc7+ Ke7 17. Qe2 Bc6)) 12... Bxf3 13. gxf3 {[%cal Bg2f3,Bf3f4][%mdl 32]} Be7 14. f4 Nc6 15. Rd1 Nf6 16. Qf3 (16. Qe5 $6 Qc8) 16... O-O 17. e4 a6 18. Ba4 {Black must now prevent e5.} Bc5 $6 {Inaccuracy. Rfd8 was best.} (18... Rfd8 19. Be3 Bb4 20. e5 Bxc3 21. bxc3 Ne8 22. Bb3 Rxd1+ 23. Rxd1 Rd8 24. Rd5) 19. Be3 $6 {Inaccuracy. e5 was best. Against Nd4} (19. e5 Nd7 20. Nd5 Qb8 21. Be3 Bxe3 22. Qxe3 Kh8 23. Rac1 Re8 24. Bc2 Nf8) 19... Qb6 $6 {Inaccuracy. Bxe3 was best.} (19... Bxe3 20. fxe3 (20. Qxe3 Rae8 21. e5 Nh5 22. Rac1 Qa5 23. Qf3 g6 24. Qe4 Rd8 25. Nd5) 20... Rfd8) 20. Bxc5 Qxc5 21. e5 Ne8 22. Ne4 Qb4 23. Bxc6 bxc6 24. a3 Qxb2 25. Qd3 $6 {Inaccuracy. Rab1 was best.} (25. Rab1 Qa2) 25... Qb6 $6 {Inaccuracy. Qb5 was best.} (25... Qb5 26. Qc2 (26. Qf3 Nc7 27. Rac1 Rad8 28. Nd6 Qb2 29. Rxc6 Ne6 30. Rc4 g6 31. Kg2) 26... Nc7) 26. Rab1 Qa5 $6 {Inaccuracy. Qa7 was best.} (26... Qa7 27. Rbc1 (27. Qc2) 27... Rc8) 27. Ng5 {[%csl Gg5][%cal Rd3h7]} g6 28. Qd7 $2 {Mistake. Rb7 was best.} (28. Rb7 Ng7 29. Qb3 Rad8 30. Rxd8 Qxd8 31. Rxf7 Qd5 32. Rxf8+ Kxf8 33. Nxh7+ Ke7) 28... Qa4 $2 {Mistake. h6 was best.} (28... h6 29. Ne6 Ng7 30. Nxf8 Rxf8 31. f5 gxf5 32. Qxc6 Ne6 33. Rb3 Kh7 34. Rg3) 29. Rb4 (29. e6 Ng7 30. exf7+ Kh8) 29... Qxa3 30. Rb7 {[%cal Rg5f7]} Qa4 31. Nxf7 $4 {Blunder. Rd4 was best.} (31. Rd4 Qa2 32. e6 Nf6 33. exf7+ Rxf7 34. Qxf7+ Qxf7 35. Nxf7 Nd5 36. Nh6+ Kh8) 31... Qxf4 $16 {[%cal Rf8f7] [#]} 32. e6 $6 $40 {[%mdl 128] Inaccuracy. Qxc6 was best. Black needs to defend precisely.} (32. Qxc6 Ng7 {[#]} 33. Qd5 $1) 32... Nf6 {[%cal Be8f6,Bf6d5,Bd5f4][%mdl 32]} 33. Qd4 $6 {Inaccuracy. Qxc6 was best.} (33. Qxc6 Rfc8) 33... Qxd4 34. Rxd4 Nd5 35. Nh6+ Kh8 36. Nf7+ Kg7 $2 {Mistake. Kg8 was best.} (36... Kg8 37. Nh6+ Kh8 38. Nf7+) 37. Ne5+ $18 Kf6 38. Nxc6 $2 {Mistake. Nd7+ was best.} (38. Nd7+ Kxe6 39. Nxf8+ Rxf8 40. Rxh7 c5 41. Ra4 Nb4 42. Rh4 Rf5 43. Ra3 Kd5) 38... Kxe6 39. Rxh7 Nf4 $4 {[%mdl 8192] Blunder. Rac8 was best.} (39... Rac8 40. Nb4 Nf4 41. Re4+ Kf5) 40. Re7+ $18 Kf5 41. Re3 $4 {Blunder. Re5+ was best.} (41. Re5+ Kf6 42. Rxf4+ Kg7 43. Re7+ Kg8 44. Rg4 (44. Ra4 Rae8 45. Rxe8 Rxe8 46. Ra5 Kg7)) 41... Kg5 42. Ne5 a5 {[%cal Ba6a5,Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 43. Rg3+ Kh5 {Hoping for ...Ne2+.} 44. Re3 {Prevents Ne2+.} a4 {Strongly threatening ...a3.} 45. Kh2 a3 46. Re1 $4 {[%mdl 8192] Blunder. Rd7 was best.} (46. Rd7 Kg5 47. h4+ Kf5 48. f3) 46... a2 $19 {[%cal Bf4e2]} 47. Ra1 (47. Rd7 {keeps fighting.} a1=Q 48. Rxa1 Rxa1 49. Rh7+ Kg5 50. h4+ Kf5 51. Nd7) 47... Ne2 {[%csl Bd4,Bf2]} 48. Rd5 Rxf2+ 49. Kh1 Ng3+ 50. Kg1 {[#]} Rf1+ {[%mdl 512]} 51. Rxf1 Nxf1 52. Nf7+ Kh4 53. Kg2 $4 {Checkmate is now unavoidable. Rd4+ was best.} (53. Rd4+ Kg3 54. Rd3+ Kf4 55. Rd1 Ne3 56. Ra1 Kg3 57. Nd6 Nc2 58. Ne4+ Kf3) 53... Ne3+ {Weighted Error Value: White=0.90/Black=0.57 PRECISÃO LICHESS: BRANCAS 81% PRETAS 86%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.7"]
[White "Fucs, Paulo Moses"]
[Black "Guimaraes, Sergio Murilo Soare"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1917"]
[BlackElo "1915"]
[Annotator "Stockfish 16.1"]
[PlyCount "85"]
[EventDate "2024.??.??"]

{[%evp 12,85,24,-14,9,14,17,1,19,-2,2,0,7,3,24,29,23,22,38,17,52,45,65,30,31,16,19,11,27,24,33,23,52,47,60,29,104,74,197,52,456,458,450,390,400,404,398,399,413,358,371,364,507,496,519,519,519,515,498,454,448,338,434,414,427,421,414,398,421,419,798,798,796,796,737,669]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 $2 {Mistake. d6 was best.} (3... d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. Re1) 4. Nf3 $2 {Mistake. Nxc6 was best.} (4. Nxc6 bxc6 5. Nc3 Rb8 6. Be2 Bb4 7. O-O O-O 8. e5 Nd5) 4... Nxe4 5. Nc3 Nf6 6. d4 d5 7. Be2 Be7 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} 8. O-O O-O 9. Bf4 a6 {The position is equal.} 10. a3 Bf5 11. Re1 Re8 12. Ne5 Ne4 $146 (12... Bf8 13. Bg3 Ne7 14. Bh4 Ne4 $2 {[#]} (14... Ng6 15. Bg3 Nxe5 16. dxe5 Ne4) 15. Nxd5 $1 $18 g5 16. Nxe7+ Bxe7 17. Bg3 Be6 (17... Nxg3 18. Bc4 Bg6) 18. Bd3 Nf6 (18... Nxg3 19. hxg3 Bf8) 19. h3 Kg7 20. c3 c5 21. Be4 $2 (21. Nf3 $18) 21... Nxe4 $16 22. Rxe4 {Black must now prevent Qh5.} Bf5 $2 (22... f5 $16 23. Re1 cxd4) 23. Re1 cxd4 24. Qxd4 $2 (24. Qf3 $18 Be6 25. Rad1) 24... Qxd4 25. cxd4 Rad8 26. Nc4 Be6 27. Nb6 {Straka,V (1770)-Kubala,K (1955) Brno 2015 0-1 (47)}) (12... Bd6 13. Bf3 Ne7 14. Bg5 c6 15. Bxf6 gxf6 16. Ng4 Bxg4 17. Bxg4 Qc7 18. h3 Ng6 19. Qf3 Kg7 {½-½ (52) Woost,T (1933)-Schaefer,M (1786) Erfurt 2016}) ({RR} 12... Bf8 13. Bg3 Ne7 14. Bh4 Ne4 15. Nxd5 g5 16. Nxe7+ Bxe7 17. Bg3 Be6 18. Bd3 Nf6 19. h3 Kg7 20. c3 c5 21. Be4 Nxe4 22. Rxe4 Bf5 23. Re1 cxd4 24. Qxd4 Qxd4 25. cxd4 Rad8 26. Nc4 Be6 27. Nb6 {Straka,V (1770)-Kubala,K (1955) Brno 2015 0-1 (47)}) 13. Nxc6 bxc6 14. Nxe4 Bxe4 15. Bd3 Bf6 16. c3 Re7 17. Bxe4 dxe4 18. Qc2 Qd5 19. b4 {[%cal Bb2b4,Bb4a5,Ba5a6][%mdl 32]} Qc4 20. Rac1 Rae8 21. h3 a5 22. Be3 Rd7 23. Qe2 Qb3 $6 {Inaccuracy. Qxe2 was best.} (23... Qxe2 24. Rxe2 Be7) 24. bxa5 Qxa3 $6 {Inaccuracy. Qa4 was best.} (24... Qa4 25. a6) 25. Qc4 $6 {Inaccuracy. a6 was best.} (25. a6 Ra8 26. Ra1 Qxc3 27. a7 Bxd4 28. Bxd4 Rxd4 29. Rab1 Rdd8 30. Qxe4 Qa5) 25... c5 $4 {[%mdl 8192] Blunder. Qxa5 was best. [#]} (25... Qxa5 26. Qxc6 Qd5 27. Qxd5 Rxd5 28. Ra1 c5 29. Ra5 Red8 30. Rxc5 Rxc5 31. dxc5) 26. Ra1 $18 Qb2 27. Ra2 Qb7 28. a6 Qa7 29. dxc5 c6 30. Rd2 Rxd2 31. Bxd2 {[%cal Be3d2,Bd2f4,Bf4d6][%mdl 32]} g6 $6 {Inaccuracy. h5 was best.} (31... h5 32. Bf4 Ra8 33. Ra1 g6 34. Qb4 Kh7 35. Bd6 Qd7 36. Qxe4 Bxc3 37. Ra3) 32. Rb1 Re7 33. Bf4 Kg7 34. Bd6 Rd7 35. Bb8 Qa8 36. a7 $6 {Inaccuracy. Bd6 was best.} (36. Bd6 h5 37. Rb8 Qa7 38. Re8 e3 39. fxe3 Rxd6 40. cxd6 Qd7 41. Re4 Qxd6) 36... Re7 $6 {Inaccuracy. e3 was best.} (36... e3 37. Qa4 exf2+ 38. Kxf2 Bxc3 39. Kg3 f6 40. Kh2 h5 41. Rd1 Rb7 42. Qa3) 37. Re1 {[%cal Bb1e1,Be1e4,Be4e7][%mdl 32]} Rxa7 38. Bxa7 Qxa7 39. Rxe4 {KQR-KQB} Qa1+ 40. Kh2 Bxc3 $2 {Mistake. Qb2 was best.} (40... h5 41. g3 Qxc3 42. Qxc3 Bxc3) (40... Qb2 41. Rf4 h5 42. g3 Qxc3 43. Qxc3 Bxc3 44. Ra4 Kf8 45. Ra6 Bd4 46. Rxc6) 41. Re7 {White is clearly winning.} Be5+ 42. f4 Bxf4+ 43. Qxf4 {Weighted Error Value: White=0.24 (precise) /Black=0.53 PRECISÃO LICHESS: BRANCAS 94% PRETAS 88%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.8"]
[White "Kaue Dos Santos Leal"]
[Black "Carlos Frederico B. de Olivei"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1856"]
[BlackElo "1771"]
[Annotator "Stockfish 16.1"]
[PlyCount "56"]
[EventDate "2024.??.??"]

{[%evp 18,56,156,110,128,113,111,117,125,77,169,149,133,103,100,98,158,164,175,0,0,0,0,0,214,-187,199,-29,-32,-105,-128,-229,-231,-225,-103,-201,-125,-198,502,492,29999]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. Bd2 Qb6 9. O-O-O e6 10. Bc4 (10. Na4 $2 {10.b1 1.49} Qc7 (10... Qxd4 11. Nc3 Nbd7) 11. g4 $16 Nbd7 12. c4 h6 13. h4 O-O-O 14. Bh3 g5 (14... Be7 15. g5 hxg5) 15. hxg5 $18 hxg5 16. Bxg5 Be7 17. Nc3 Rdf8 18. Bf4 Qa5 19. d5 cxd5 20. cxd5 Ne8 (20... Qb4 {is a better defense.} 21. Kb1 Ne8) 21. dxe6 $18 fxe6 {[%cal Bf8f4] ...Rxf4! is the strong threat.} 22. Rxd7 Kxd7 23. Qxb7+ Nc7 24. Bxc7 $2 (24. Rd1+ $18 Ke8 25. Bxc7) 24... Qb4 $2 {[%mdl 8192] Middelburg,T (2347)-Zagema,W (2342) Netherlands 2000 1-0 (33)} (24... Qxc7 {and Black stays safe.} 25. Qb5+ Qc6 26. Rd1+ Kc7 27. Qa5+ Kb8 28. Qe5+ Kb7)) (10. Bg5 Nbd7 11. Bc4 Bb4 12. Ne4 {[%cal Rg5f6]} Be7 13. Rhe1 O-O 14. g4 Qb4 15. Bd3 {aiming for c3.} Qa5 $2 (15... Nxe4 $1 $14 16. Bxe7 Qxe7 17. Qxe4 g6) 16. Kb1 $18 Rad8 17. h4 Rfe8 (17... c5) 18. Bd2 $18 Qb6 19. g5 Nd5 (19... Nxe4 20. Qxe4 Nf8) 20. c3 Ba3 (20... c5) 21. Bc1 $18 c5 (21... Be7 22. h5 Rf8) 22. Nxc5 $4 {[%mdl 8192]} (22. c4 $18) 22... Nxc3+ $19 23. Ka1 Nxd1 24. Nxd7 $2 (24. bxa3 {was the crucial defense.} Nc3 25. Nb3) 24... Bxb2+ {Winkels,M (1896)-Blackburn,J (2178) chess.com INT 2024 0-1}) ({RR} 10. Na4 Qc7 11. g4 Nbd7 12. c4 h6 13. h4 O-O-O 14. Bh3 g5 15. hxg5 hxg5 16. Bxg5 Be7 17. Nc3 Rdf8 18. Bf4 Qa5 19. d5 cxd5 20. cxd5 Ne8 21. dxe6 fxe6 22. Rxd7 Kxd7 23. Qxb7+ Nc7 24. Bxc7 Qb4 {Middelburg,T (2347)-Zagema,W (2342) Netherlands 2000 1-0 (33)}) ({RR} 10. Bg5 Nbd7 11. Bc4 Bb4 12. Ne4 Be7 13. Rhe1 O-O 14. g4 Qb4 15. Bd3 Qa5 16. Kb1 Rad8 17. h4 Rfe8 18. Bd2 Qb6 19. g5 Nd5 20. c3 Ba3 21. Bc1 c5 22. Nxc5 Nxc3+ 23. Ka1 Nxd1 24. Nxd7 Bxb2+ {Winkels,M (1896)-Blackburn,J (2178) chess.com INT 2024 0-1}) 10... Be7 {B01: Scandinavian Defence.} (10... Nbd7 11. Bf4 Be7 12. g4 Nd5 13. Bxd5 cxd5 14. Nb1 (14. Rhe1 $5 {[%cal Rc3d5]}) 14... Rc8 15. Qb3 Qa6 16. Nd2 O-O 17. Kb1 Rc6 $1 18. Nf3 (18. Rc1 $17) 18... Rfc8 $19 19. Rd2 (19. Qd3) 19... Rb6 20. Qd3 $2 (20. Qe3 {only move.}) 20... Qa5 $19 21. Ne5 Nxe5 22. Bxe5 Rc3 23. Qe2 Qa3 24. b3 Ra6 25. Rdd1 (25. Qxa6 $19 Qxa6 26. Rhd1) 25... Qxa2+ 26. Kc1 Ba3+ {0-1 (26) Zierk,S (2499)-Vallejo Diaz,J (2365) Chess.com INT 2021}) 11. Rhe1 $146 {[%cal Bc4e6]} (11. Bf4 O-O 12. h4 Nd5 13. Nxd5 cxd5 14. Bd3 $1 Nd7 15. Bg5 Rfe8 16. Qh5 (16. Kb1 $16) 16... Nf8 (16... g6 $14 17. Qf3 Rac8) 17. Rh3 (17. Kb1) 17... Qa5 (17... g6 18. Qf3 Nd7) 18. Kb1 $16 Qb6 19. Bxe7 (19. Be3) 19... Rxe7 $16 20. f4 Qd6 21. Qe5 Qxe5 22. fxe5 Nd7 23. Re3 Rc8 24. g4 Nb8 25. g5 g6 {Szelag,M-Capuano Neto,F St Lorenzo 1995 1-0 (64)}) (11. g4 Qc7 (11... Qxd4 $16 {was called for.} 12. Qe2 Nd5) 12. g5 $18 Nd5 13. h4 a6 (13... Bb4 {was necessary.}) 14. Bxd5 $2 (14. Rhe1 $18) 14... cxd5 $14 15. h5 {[%cal Bg5g6] Threatens to win with g6!} Nc6 $1 16. Bf4 Qa5 17. g6 hxg6 18. hxg6 Rxh1 19. gxf7+ (19. Qxh1 $5 {[%cal Rh1h8]} Kd7 20. Qh7 $16 (20. gxf7 Rf8 $16)) 19... Kd7 $1 20. Qxh1 Rf8 $1 21. Qh5 Bf6 (21... Bb4 $14) 22. Be5 (22. Ne4 $1 $18 {[%mdl 512]} Be7 23. Kb1) 22... b5 $2 (22... Bxe5 $16 23. dxe5 d4) 23. Bxf6 $18 gxf6 24. Nxd5 Qxa2 $2 (24... exd5 {is a better chance.} 25. Qxd5+ Kc7) 25. Nxf6+ $18 Ke7 {Pietruszewski,M (1693)-Galaszewski,P (1800) Suwalki 2006 1-0}) ({RR} 11. Bf4 O-O 12. h4 Nd5 13. Nxd5 cxd5 14. Bd3 Nd7 15. Bg5 Rfe8 16. Qh5 Nf8 17. Rh3 Qa5 18. Kb1 Qb6 19. Bxe7 Rxe7 20. f4 Qd6 21. Qe5 Qxe5 22. fxe5 Nd7 23. Re3 Rc8 24. g4 Nb8 25. g5 g6 {Szelag,M-Capuano Neto,F St Lorenzo 1995 1-0 (64)}) ({RR} 11. g4 Qc7 12. g5 Nd5 13. h4 a6 14. Bxd5 cxd5 15. h5 Nc6 16. Bf4 Qa5 17. g6 hxg6 18. hxg6 Rxh1 19. gxf7+ Kd7 20. Qxh1 Rf8 21. Qh5 Bf6 22. Be5 b5 23. Bxf6 gxf6 24. Nxd5 Qxa2 25. Nxf6+ Ke7 {Pietruszewski,M (1693)-Galaszewski,P (1800) Suwalki 2006 1-0}) 11... O-O 12. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} Qxd4 {White is better.} 13. Bb3 $6 {Inaccuracy. g5 was best. [#]} (13. g5) 13... Qb6 $6 $146 {Inaccuracy. Qd8 was best.} (13... Qd8 14. g5 Nd5 15. h4 a5 16. a3 b5 17. Ne4 a4 18. Ba2 b4 19. Bxb4) (13... Bc5 14. g5 Nfd7 15. Ne4 Be7 16. Bc3 Qb6 17. Nf6+ Bxf6 18. gxf6 Qc5 19. Qg4 g6 20. Rxe6 {1-0 (20) Pappelis,D (2043)-Kanellos,D (1395) Athens 2009}) 14. g5 $18 Nfd7 15. h4 (15. Bf4 Nc5) 15... Nc5 16. h5 Nxb3+ (16... Nba6) 17. axb3 $16 Qa5 18. Na4 $2 {Mistake. h6 was best.} (18. Kb1 $18) (18. h6 Rd8 19. Kb1 Na6 20. hxg7 Rd7 21. g6 fxg6 22. Rxe6 Qf5 23. Qe2 Qf7) 18... Bxg5 19. Rg1 Bxd2+ 20. Rxd2 {Intending Qf6 and mate.} Qe5 $2 {Mistake. g6 was best. [#] Against Qf6} (20... g6 21. Qh3) 21. Qg3 $4 {[%mdl 8192] Blunder. Nc5 was best.} (21. Nc5) 21... Qf6 $4 {[%mdl 8192] Blunder. Qxg3 was best.} (21... Qxg3 22. Rxg3 Na6) 22. f4 $4 {Blunder. Qc7 was best.} (22. Nc5 $18) (22. Qc7 Qh6) 22... Na6 23. Rdg2 $6 {Inaccuracy. Nc3 was best.} (23. Nc3 Nc7 24. Ne4 (24. h6 g6 25. Rd7 Nd5 26. Nxd5 cxd5 27. Rxb7 Rfb8 28. Rd7 Kf8)) 23... g6 $17 24. Qe3 $6 {Inaccuracy. Nc3 was best.} (24. Qh2 $17) (24. Nc3 Rad8) 24... Rad8 $19 25. Nc3 Qd4 $6 {Inaccuracy. Nb4 was best.} (25... Nb4 26. Kb1 (26. Rf2 Nd5 27. Qg3 Nxc3 28. bxc3 a5 29. Rh1 Rd7 30. Kb2 b5 31. Re2) 26... a5) 26. Qg3 $6 {Inaccuracy. Qe1 was best.} (26. Qe1 Nb4 27. Kb1 Nd5 28. hxg6 fxg6 29. Rxg6+ hxg6 30. Rxg6+ Kh7 31. Qh4+ Kxg6) 26... Nc5 $6 {Inaccuracy. Nb4 was best.} (26... Nb4 27. Kb1 Nd5 28. Qh2 Rd7 29. Nxd5 Qxd5 30. Rg5 Qe4 31. Ka2 Rd5 32. Re5) 27. Qh4 {[#]} (27. Qg5 $17 {might work better.}) 27... Ne4 $4 {[%mdl 8192] Blunder. Rd7 was best.} (27... Rd7 28. Kb1 (28. Re1) 28... Ne4) 28. hxg6 $18 {[%csl Gg6][%cal Rh4h7]} Qf6 $4 {Checkmate is now unavoidable. Qe3+ was best. Weighted Error Value: White=0.84/Black=1.17 PRECISÃO LICHESS: BRANCAS 79% PRETAS 68%} (28... Qe3+ 29. Kb1 Nxc3+ (29... Qxg1+ 30. Rxg1 Nd2+ 31. Ka1 fxg6 32. Qe7 Rfe8 33. Qxb7 Rf8 34. Qxc6) 30. bxc3 fxg6) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.9"]
[White "Miguel, Mendes Da Costa"]
[Black "Fillipe, Fernandes Rodrigues"]
[Result "1-0"]
[ECO "C01"]
[Annotator "Stockfish 16.1"]
[PlyCount "56"]
[EventDate "2024.??.??"]

{[%evp 12,56,32,10,17,12,28,16,51,39,37,35,32,18,37,20,21,2,20,10,12,13,12,14,26,25,43,52,60,71,80,40,53,37,95,41,54,40,53,31,34,34,37,0,316,321,477]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Be7 6. O-O O-O 7. Bf4 Bg4 {C01: French: Exchange Variation.} 8. Nbd2 Nbd7 9. c3 c6 {The position is equal.} (9... Bh5 10. Re1 {[%cal Bf4c7] Threatens to win with Bxc7!} c6 {½-½ (10) Petrov,M (2463)-Rychagov,A (2537) Plomari 2019}) (9... Nh5 10. Bg3 (10. Be3 $14) 10... Nxg3 11. fxg3 Nf6 12. Qc2 Bh5 13. Ne5 Bg6 14. Nxg6 (14. Bxg6 hxg6 15. Ndf3) 14... hxg6 $15 15. Nf3 c5 16. Rae1 {[%cal Bd3g6]} c4 (16... Bd6 $17) 17. Be2 b5 18. Ne5 {[%cal Be2c4] Black must now prevent Bxc4!} Bd6 19. Bf3 a5 20. g4 Bc7 21. g5 Nh7 $2 (21... Ne4 $14) 22. h4 $18 Qd6 23. Bg4 Rae8 24. Rf3 {Farias,R (1721)-Da Silva,L Florianopolis BRA 2024 ½-½ (54)} (24. g3 $16)) ({RR} 9... Bh5 10. Re1 c6 {½-½ (10) Petrov,M (2463)-Rychagov,A (2537) Plomari 2019}) ({RR} 9... Nh5 10. Bg3 Nxg3 11. fxg3 Nf6 12. Qc2 Bh5 13. Ne5 Bg6 14. Nxg6 hxg6 15. Nf3 c5 16. Rae1 c4 17. Be2 b5 18. Ne5 Bd6 19. Bf3 a5 20. g4 Bc7 21. g5 Nh7 22. h4 Qd6 23. Bg4 Rae8 24. Rf3 {Farias,R (1721)-Da Silva,L Florianopolis BRA 2024 ½-½ (54)}) 10. Qc2 Re8 11. Rfe1 Nf8 12. Re3 $146 (12. Ne5 Bh5 (12... Bd6 13. h3 Be6 14. Ndf3 (14. Bg5 $14) 14... Ng6 (14... Ne4 {keeps the balance.}) 15. Bg5 $16 Be7 $2 (15... Nf8 $16) 16. Nxg6 $18 fxg6 $2 (16... hxg6 17. Bxg6 Bxh3) 17. Rxe6 $18 Qd7 18. Re2 Bd6 19. Rae1 Rxe2 20. Rxe2 Qc7 21. Bxf6 gxf6 22. Bxg6 hxg6 23. Qxg6+ Kf8 24. Qxf6+ Kg8 25. Qg6+ Kf8 26. Re6 {1-0 (26) Hubert,W (1722)-Buhren,A (1170) Duisburg Rheinhausen 2010}) 13. Bg5 (13. Ndf3 Bxf3 14. Nxf3 Ng6 15. Bg5 Nh5 16. Bxe7 Rxe7 17. g3 Rxe1+ 18. Rxe1 Qf6 $2 (18... Rc8 $14) 19. Ne5 (19. Qe2 $18) 19... Re8 (19... Qd6 $14) 20. Qd1 (20. Qa4 $18) 20... Nxe5 $16 21. dxe5 Rxe5 22. f4 $2 {[%mdl 8192]} (22. Rxe5 $16 {and life is bright.} Qxe5 23. Qg4) 22... Rxe1+ $19 23. Qxe1 {[%cal Re1e8]} Qe6 {Against Qe8+} 24. Qxe6 fxe6 25. Kf2 Nf6 {[%cal Be6e5]} 26. Kf3 Kf7 {Tocklin,T (1928)-Hosia,A (1840) Turku 2011 0-1 (37)}) 13... Qc7 14. Ndf3 Bxf3 15. Nxf3 Ng6 16. Re2 Nf4 17. Bxf4 Qxf4 18. Rae1 Qc7 19. h3 (19. c4 $16) 19... h6 20. Ne5 {[%cal Be5f7] Strongly threatening Nxf7!} Bd6 {[#]} (20... Bf8 $14) 21. Nf3 $2 (21. Ng4 $1 $18 {[%cal Rg4f6] Nxf6+ is the strong threat.} Ne4 22. Bxe4 dxe4 23. Rxe4) 21... Kf8 22. Rxe8+ Rxe8 23. Rxe8+ Nxe8 24. Qe2 Nf6 25. Nd2 Qd7 26. Nb3 Bc7 {Shavernev,A (1350)-Shebchenko,V (1883) Zhukovsky 2014 0-1 (58)}) ({RR} 12. Ne5 Bh5 13. Bg5 Qc7 14. Ndf3 Bxf3 15. Nxf3 Ng6 16. Re2 Nf4 17. Bxf4 Qxf4 18. Rae1 Qc7 19. h3 h6 20. Ne5 Bd6 21. Nf3 Kf8 22. Rxe8+ Rxe8 23. Rxe8+ Nxe8 24. Qe2 Nf6 25. Nd2 Qd7 26. Nb3 Bc7 {Shavernev,A (1350)-Shebchenko,V (1883) Zhukovsky 2014 0-1 (58)}) ({RR} 12. Ne5 Bh5 13. Ndf3 Bxf3 14. Nxf3 Ng6 15. Bg5 Nh5 16. Bxe7 Rxe7 17. g3 Rxe1+ 18. Rxe1 Qf6 19. Ne5 Re8 20. Qd1 Nxe5 21. dxe5 Rxe5 22. f4 Rxe1+ 23. Qxe1 Qe6 24. Qxe6 fxe6 25. Kf2 Nf6 26. Kf3 Kf7 {Tocklin,T (1928)-Hosia,A (1840) Turku 2011 0-1 (37)}) ({RR} 12. Ne5 Bd6 13. h3 Be6 14. Ndf3 Ng6 15. Bg5 Be7 16. Nxg6 fxg6 17. Rxe6 Qd7 18. Re2 Bd6 19. Rae1 Rxe2 20. Rxe2 Qc7 21. Bxf6 gxf6 22. Bxg6 hxg6 23. Qxg6+ Kf8 24. Qxf6+ Kg8 25. Qg6+ Kf8 26. Re6 {1-0 (26) Hubert,W (1722)-Buhren,A (1170) Duisburg Rheinhausen 2010}) 12... Bd6 $146 (12... Ne6 13. Be5 Nf8 14. Ng5 g6 15. h3 Be6 16. Rae1 N6d7 17. Nxe6 Nxe6 18. Nf3 Bf8 {½-½ (40) Seidl,P (1903)-Trojan,L (1998) Czech Republic 2017}) 13. Rxe8 Nxe8 14. Bxd6 Qxd6 15. h3 Bh5 16. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Bg6 17. a5 Nc7 18. Ne5 c5 19. Nxg6 Nxg6 20. dxc5 Qxc5 21. b4 Qc6 22. Nf3 Ne6 (22... Rc8 $14) 23. Rc1 (23. a6 $16) 23... Rc8 $14 24. g3 {Inhibits Ngf4.} Qd6 25. Qd2 Ne5 26. Nxe5 Qxe5 27. Qe3 Qf6 $4 {[%mdl 8192] Blunder. Qxe3 was best. [#]} (27... Qxe3 28. fxe3 Kf8) 28. Qxa7 $18 Rxc3 $6 {Inaccuracy. h5 was best. Weighted Error Value: White=0.10 (very precise) /Black=0.37 PRECISÃO LICHESS: BRANCAS 98% PRETAS 82%} (28... h5 29. Qxb7 Rd8 30. Bf1 h4 31. Bg2 Rd6 32. b5 Kh7 33. Rf1 Ng5 34. Qc8) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.10"]
[White "Israel Sanches Marcellino"]
[Black "Almir Souza De Almeida"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1594"]
[BlackElo "1868"]
[Annotator "Stockfish 16.1"]
[PlyCount "47"]
[EventDate "2024.??.??"]

{[%evp 11,47,39,43,16,32,11,29,-53,-53,-49,7,1,15,12,35,35,108,-196,-126,-134,-117,-123,-123,-134,46,-82,-82,-80,-85,-168,-136,-150,-128,-154,-157,-149,41,-169]} 1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Bd3 e5 7. O-O {E90: King's Indian: Classical: Early deviations and 6 h3.} (7. d5 Nh5 8. g3 {Against Nf4} Na6 9. Be2 Qe8 (9... f5) 10. Be3 f5 $1 11. exf5 Bxf5 12. Ng5 Nb4 $2 (12... Nf6 $14) 13. Nge4 (13. g4 $1 $18 {[%cal Rg4f5] and the rest is easy.}) 13... Nf6 14. f3 a5 15. Nxf6+ (15. h4 $16) 15... Bxf6 16. Ne4 $1 Be7 17. O-O b6 18. g4 (18. c5 $16) 18... Bxe4 19. fxe4 {With the idea Rxf8+.} Rxf1+ 20. Kxf1 h6 21. Qd2 Bg5 22. Bxg5 hxg5 23. a3 Na6 24. Qxg5 Nc5 25. Kg2 {Black should prevent Rf1.} Nxe4 26. Qe3 Nc5 27. Rf1 {Black must now prevent Qh6.} Qe7 28. b4 axb4 29. axb4 Nd7 30. Qe4 Nf8 31. Kg3 Ra3+ 32. Rf3 Rxf3+ 33. Qxf3 e4 34. Qf4 Nh7 35. h4 g5 36. hxg5 Nxg5 {Carlsen,M (2864)-Aronian,L (2775) Miami 2022 ½-½ (68)}) 7... Nc6 8. dxe5 (8. d5 $5 {[%cal Rd5c6]} Ne7 (8... Nd4 9. h3 c5 10. dxc6 bxc6 11. Be3 (11. b4) 11... c5 12. Re1 Ne8 13. Nd5 Nc7 14. Rb1 Nxd5 15. cxd5 a5 16. b3 f5 17. exf5 (17. Nd2) 17... gxf5 $17 18. Nd2 (18. Bf1 $17 {was called for.}) 18... Qh4 $19 19. f4 e4 20. Bc4 Rf6 21. Nf1 (21. Kh1) 21... Rg6 (21... Nf3+ $1 {[%mdl 512]} 22. Kh1 Nxe1 23. Qxe1 Qxe1 24. Rxe1 a4 25. bxa4 Rxa4) 22. Kh1 $19 Bf6 {Pham Le Thao Nguyen (2369)-Rohith,K (2380) chess.com INT 2023 0-1}) 9. h3 Ne8 {½-½ (9) Izsak,G (2365)-Fancsy,I (2400) Budapest 1994}) ({RR} 8. d5 Ne7 9. h3 Ne8 {½-½ (9) Izsak,G (2365)-Fancsy,I (2400) Budapest 1994}) ({RR} 8. d5 Nd4 9. h3 c5 10. dxc6 bxc6 11. Be3 c5 12. Re1 Ne8 13. Nd5 Nc7 14. Rb1 Nxd5 15. cxd5 a5 16. b3 f5 17. exf5 gxf5 18. Nd2 Qh4 19. f4 e4 20. Bc4 Rf6 21. Nf1 Rg6 22. Kh1 Bf6 {Pham Le Thao Nguyen (2369)-Rohith,K (2380) chess.com INT 2023 0-1}) 8... dxe5 9. Nd5 $6 {Inaccuracy. h3 was best.} (9. h3) 9... Bg4 $15 10. Bg5 {[#]} h6 $146 {Inaccuracy. Nd4 was best.} (10... Nd4 11. Be2 Bxf3 12. Bxf3 c6 13. Nxf6+ (13. Ne3 Qb6 14. b3 Ne6 (14... Rfe8 15. Nc2 $15 (15. Re1 a5 16. Rb1 Ne6 (16... Qc5 {1-0 (31) Von Saldern,R (1962)-Dennis,N (1845) Guernsey 2013} 17. Qc1 Rad8 18. a3 Nxf3+ 19. gxf3 h6 $17 (19... Rd3 20. b4 axb4 21. axb4 Qd4 22. Rd1 $15 (22. b5 Nh5 $17 (22... c5 23. Rd1 Rxd1+ {and Black is okay.} (23... Rd8 24. Qc2 $1 Rd6 25. Qa4 {Von Saldern,R (1962)-Dennis,N (1845) Guernsey 2013 1-0 (31)} Re6 (25... h6 {keeps fighting.} 26. Rxd3 Qxd3) 26. Qa8+ Re8 27. Qxb7 Rxd1+ $2 (27... Nh5 {was necessary.} 28. b6 h6) 28. Rxd1 $18 Qb2 29. Qc6 Re6 30. Rd8+ Bf8 31. Qc8 {1-0 (31) Von Saldern,R (1962)-Dennis,N (1845) Guernsey 2013}) 24. Qxd1 Ra8))) 20. Bh4 Rd3) 17. Bh4 Rad8)) 15. Bh4 Rad8) 13... Bxf6 14. Be3 c5 15. g3 h5 16. Rb1) ({RR} 10... Nd4 11. Be2 Bxf3 12. Bxf3 c6 13. Ne3 Qb6 14. b3 Rfe8 15. Re1 a5 16. Rb1 Qc5 17. Qc1 Rad8 18. a3 Nxf3+ 19. gxf3 Rd3 20. b4 axb4 21. axb4 Qd4 22. b5 c5 23. Rd1 Rd8 24. Qc2 Rd6 25. Qa4 {Von Saldern,R (1962)-Dennis,N (1845) Guernsey 2013 1-0 (31)}) 11. Nxf6+ Bxf6 12. Bxh6 Re8 13. Be3 Bxf3 $6 {Inaccuracy. Nb4 was best.} (13... Nb4 14. Be2 Qxd1 15. Raxd1 (15. Rfxd1 Nc2 $14) 15... Nxa2 16. h3 Bxf3 17. Bxf3 Nb4 18. Rd7 Re7 19. Rd2) 14. gxf3 $4 {[%mdl 8192] Blunder. Qxf3 was best.} (14. Qxf3 Qxd3 (14... Kg7 15. c5 Rh8 16. Rad1 Qe7 17. Qe2 Rad8 18. Bc4 Rxd1 19. Qxd1 Nd4) 15. Qxf6) 14... Qd7 $6 {Inaccuracy. Bg5 was best.} (14... Bg5 15. Be2 (15. c5 Bf4 16. Bxf4 exf4 17. Bb5 Qg5+ 18. Kh1 Red8 19. Qc1 Nd4 20. Rg1) 15... Qf6) 15. Kg2 Rad8 {[%mdl 1024] Black has strong compensation.} 16. Be2 Qe6 17. Qb3 {[#]} b6 $4 {Blunder. Nd4 was best.} (17... Nd4 18. Bxd4 exd4 19. Rh1 Kg7 20. h4 Rh8 21. h5 Qe5 22. f4 Qxf4 23. Qf3) 18. Rad1 $2 {Mistake. c5 was best.} (18. c5 Nd4) 18... Nd4 $17 19. Bxd4 exd4 20. Bd3 $6 {Inaccuracy. c5 was best.} (20. c5 Qe5) 20... c5 21. Rh1 Kg7 22. h3 Rh8 23. f4 Rh5 $2 {Mistake. Rh4 was best.} (23... Rh4 24. e5 Be7 25. Bb1 Rxf4 26. Qg3 Qc6+ 27. f3 Rh4 28. b3 Rdh8 29. Be4) 24. f5 $2 {Mistake. Be2 was best. Terminando no lance. Weighted Error Value: White=0.64/Black=0.51 PRECISÃO LICHESS: BRANCAS 80% PRETAS 84%} (24. Be2 Rh4 25. e5 Be7 26. Qg3 Qf5 27. Bg4 Qe4+ 28. Qf3 Qxf3+ 29. Kxf3 f5) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.11"]
[White "Marcello Henrique Amaral Da C"]
[Black "Sergio Goncalves"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1579"]
[BlackElo "1844"]
[Annotator "Stockfish 16.1"]
[PlyCount "51"]
[EventDate "2024.??.??"]

{[%evp 9,51,69,71,71,73,68,75,77,89,48,54,47,70,5,1,-92,-39,-143,-147,-142,-134,-138,-133,-140,-107,-146,-120,-186,-143,-349,-358,-571,-569,-567,-569,-601,-600,-607,-605,-624,-619,-648,-597,-666]} 1. c4 g6 2. Nf3 Bg7 3. g3 d6 4. d4 Bg4 5. Bg2 c6 (5... Qc8 6. h3 Bf5 7. Nc3 Nf6 {Inhibits e4.} 8. g4 Bd7 9. e4 h5 $16 (9... c5 10. e5 Ng8 (10... dxe5 11. dxe5 Ng8) 11. exd6 $18 cxd4 12. Nd5 Na6 13. Nxd4 {And now Nb5 would win.} e6 (13... Qxc4 14. Be3 Nc5 15. b3 Qd3 16. Qxd3 Nxd3+ 17. Kd2 Rc8 18. Kxd3 e5 19. Rhe1 exd4 20. Bxd4+ {Rakhmanov,A (2630)-Andreikin,D (2729) chess.com INT 2022 0-1 (39)} Kf8 21. Rac1 Rd8 22. Rc7 Bb5+ 23. Kc3 Bxd4+ 24. Kxd4 Rxd6 25. Kc5 Ra6 26. Kxb5 Rxa2 27. Rc8+ Kg7 28. Ree8 Rxf2 29. Be4 Re2 30. Bd3 Rg2 31. Bc4 Rg3 32. Rc7 Nh6 33. Rxh8 Kxh8 34. Rxb7 Rxh3 35. g5 {Rakhmanov,A (2630)-Andreikin,D (2729) Chess.com INT 2022 0-1}))) (5... Bxf3 6. Bxf3 Nc6 7. e3 e5 8. O-O exd4 9. exd4 Nxd4 10. Re1+ Ne7 $1 11. Bxb7 {[%cal Bc1h6]} Rb8 12. Bg2 O-O 13. Nc3 {Hoping for Bg5.} c5 (13... Qd7 {keeps the balance.}) 14. Rb1 (14. Bg5 $16 f6 15. Be3) 14... h6 15. b3 Re8 16. Bb2 Qa5 17. Qd2 h5 18. Rbd1 Nef5 19. Rxe8+ Rxe8 20. Ne4 {Gavrilov,M (2186)-Martinez Ramirez,L (2448) chess.com INT 2024 0-1 (32)} (20. Kf1 $14 {keeps the upper hand.})) ({RR} 5... Qc8 6. h3 Bf5 7. Nc3 Nf6 8. g4 Bd7 9. e4 c5 10. e5 Ng8 11. exd6 cxd4 12. Nd5 Na6 13. Nxd4 Qxc4 14. Be3 Nc5 15. b3 Qd3 16. Qxd3 Nxd3+ 17. Kd2 Rc8 18. Kxd3 e5 19. Rhe1 exd4 20. Bxd4+ {Rakhmanov,A (2630)-Andreikin,D (2729) chess.com INT 2022 0-1 (39)}) ({RR} 5... Bxf3 6. Bxf3 Nc6 7. e3 e5 8. O-O exd4 9. exd4 Nxd4 10. Re1+ Ne7 11. Bxb7 Rb8 12. Bg2 O-O 13. Nc3 c5 14. Rb1 h6 15. b3 Re8 16. Bb2 Qa5 17. Qd2 h5 18. Rbd1 Nef5 19. Rxe8+ Rxe8 20. Ne4 {Gavrilov,M (2186)-Martinez Ramirez,L (2448) chess.com INT 2024 0-1 (32)}) 6. O-O {A41: 1 d4 d6: Tartakower System and Modern Defence.} Qd7 $146 (6... Qc8 7. Nc3 Nf6 8. Bf4 O-O 9. Re1 Re8 10. Rc1 Nbd7 11. d5 Nb6 12. dxc6 (12. b3 $16) 12... bxc6 13. b3 Qa6 14. Bg5 Rac8 15. e4 {Inhibits d5.} h6 16. Be3 Rcd8 17. h3 Bc8 18. Nd4 Bb7 19. Qd2 Kh7 20. Qc2 (20. a4 $16) 20... e5 21. Nf3 {Fominyh,A (2515)-Tosic,M (2445) Alushta 1994 1-0 (54)}) (6... Bxf3 7. Bxf3 Nd7 8. e4 e5 9. Be3 (9. d5 $16) 9... Qe7 (9... exd4 10. Bxd4 Bxd4 11. Qxd4 Qf6) 10. d5 c5 $1 11. b4 b6 (11... Bh6 $14) 12. bxc5 $16 bxc5 13. Nc3 Ngf6 14. Rb1 O-O 15. Rb7 a6 {Prevents Nb5.} (15... Rfb8 $16 16. Rb3 Rb4) 16. Qa4 $18 Rfd8 17. Bg5 Qe8 18. Qc6 Bf8 19. Rfb1 h6 20. Rxd7 (20. Bd2 $18) 20... hxg5 21. Rxd8 {Kuznetsov,S (2082)-Khomutov,V (1733) Gorodets 2010 ½-½ (44)}) (6... Qb6 7. e3 Nf6 8. Nc3 O-O 9. h3 Be6 10. b3 Na6 (10... d5) 11. Bb2 Rad8 12. Qe2 Qc7 13. Rac1 Bc8 14. Rfd1 Rfe8 15. a3 Nb8 16. b4 Nbd7 17. Kh2 Nf8 18. b5 e5 19. Qc2 (19. bxc6 $16 {Black must now prevent Nb5.} bxc6 20. c5) 19... N8d7 20. a4 c5 21. Nd5 {Vrhovnik,D (2082)-Valiunas,R Opatija 2011 0-1 (37)}) ({RR} 6... Qc8 7. Nc3 Nf6 8. Bf4 O-O 9. Re1 Re8 10. Rc1 Nbd7 11. d5 Nb6 12. dxc6 bxc6 13. b3 Qa6 14. Bg5 Rac8 15. e4 h6 16. Be3 Rcd8 17. h3 Bc8 18. Nd4 Bb7 19. Qd2 Kh7 20. Qc2 e5 21. Nf3 {Fominyh,A (2515)-Tosic,M (2445) Alushta 1994 1-0 (54)}) ({RR} 6... Bxf3 7. Bxf3 Nd7 8. e4 e5 9. Be3 Qe7 10. d5 c5 11. b4 b6 12. bxc5 bxc5 13. Nc3 Ngf6 14. Rb1 O-O 15. Rb7 a6 16. Qa4 Rfd8 17. Bg5 Qe8 18. Qc6 Bf8 19. Rfb1 h6 20. Rxd7 hxg5 21. Rxd8 {Kuznetsov,S (2082)-Khomutov,V (1733) Gorodets 2010 ½-½ (44)}) ({RR} 6... Qb6 7. e3 Nf6 8. Nc3 O-O 9. h3 Be6 10. b3 Na6 11. Bb2 Rad8 12. Qe2 Qc7 13. Rac1 Bc8 14. Rfd1 Rfe8 15. a3 Nb8 16. b4 Nbd7 17. Kh2 Nf8 18. b5 e5 19. Qc2 N8d7 20. a4 c5 21. Nd5 {Vrhovnik,D (2082)-Valiunas,R Opatija 2011 0-1 (37)}) 7. Nc3 Nf6 8. e4 {[%cal Be2e4,Be4e5][%mdl 32] White is better.} O-O {[#]} 9. e5 $146 (9. Re1 e5 $14 (9... Bxf3 10. Qxf3 e5 11. d5 cxd5 12. cxd5 Na6 13. Bf1 Kh8 $16 (13... Nc5 14. b4 Na6 15. a3 Ne8 16. Be3 {1-0 (32) Nechaeva,M (2384)-Martinez,S (1881) Chess.com INT 2021} f5 17. Nb5 (17. Bh3 $16) 17... Nac7 18. Nxc7 Nxc7 19. Rac1 f4 20. gxf4 exf4 {[#]} 21. Bd2 $1 Be5 22. Bh3 Qg7 23. Bc3 (23. a4 $16) 23... Ne8 (23... Nb5 24. Be6+ Kh8 25. Bxe5 dxe5) 24. Bxe5 Qxe5 25. Qc3 Qg5+ 26. Kh1 {Threatens to win with Be6+.} f3 $2 {[%mdl 8192]} (26... Ng7 $14) 27. e5 $2 (27. Be6+ $18 {is the precise move to win.} Rf7 28. Qxf3) 27... Ng7 $2 (27... dxe5 $16 {keeps fighting.} 28. Rxe5 Qf6) 28. exd6 $18 Qh4 $2 (28... Rad8 {might work better.} 29. Re7 Nf5 30. Rxb7 Rxd6) 29. Re7 $18 {[%csl Ge7][%cal Rc3g7]} Nh5 (29... Qf6 $18 30. Be6+ Nxe6 31. Qxf6 Rxf6 32. dxe6 Rxe6 33. Rxe6 Kf7 34. Re7+ Kf6 35. Rxh7 Rd8) 30. Be6+ Rf7 31. Bxf7+ Kf8 32. Qh8# {1-0 (32) Nechaeva,M (2384)-Martinez,S (1881) Chess.com INT 2021}) 14. Bg5 Qd8)) 9... Ne8 10. Bf4 Na6 11. a3 $6 {Inaccuracy. Re1 was best.} (11. Re1) 11... Nac7 12. Qd2 $6 {Inaccuracy. Qa4 was best.} (12. Qa4 Qc8) 12... Rd8 (12... Bxf3 $17 13. Bxf3 dxe5 14. dxe5 Qxd2 15. Bxd2 Bxe5) 13. Bh6 $6 {Inaccuracy. Rfe1 was best.} (13. Qe3 $15) (13. Rfe1 Ne6 14. Qe3 Nxf4 15. Qxf4 Nc7 16. d5 cxd5 17. cxd5 Qf5 18. Qxf5 Bxf5) 13... Bxf3 $17 (13... dxe5 14. Bxg7 Nxg7 15. Nxe5 $14) 14. Bxf3 dxe5 15. Bxg7 Kxg7 (15... Nxg7 16. d5 $17) 16. d5 f5 {aiming for ...cxd5.} 17. Rad1 e4 18. Bg2 $6 {Inaccuracy. Qe3 was best.} (18. Be2 $17 {was necessary.}) (18. Qe3 Nf6 19. Be2 cxd5 20. cxd5 a5 21. f3 exf3 22. Bxf3 Qd6 23. Rfe1 Rd7) 18... e5 19. dxe6 $4 {Blunder. Qe3 was best. [#]} (19. Qe3 Nf6 20. d6) 19... Qxd2 $19 20. Rxd2 $2 {Mistake. e7 was best.} (20. e7 Nf6 21. Rxd2 (21. exd8=Q Rxd8 22. Rxd2 Rxd2 23. f3 exf3 24. Bxf3 Ne6 25. Rf2 Ng5) 21... Rxd2 22. exf8=R Kxf8 23. f3 exf3 24. Bxf3) 20... Rxd2 {Black is clearly winning.} 21. e7 Rf7 22. g4 Rxe7 23. gxf5 gxf5 24. Bh3 Kf6 25. Kh1 Rg7 26. c5 {Weighted Error Value: White=0.58/Black=0.11 (very precise) PRECISÃO LICHESS: BRANCAS 82% PRETAS 95%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.12"]
[White "Guilherme, De Moura Silva"]
[Black "Adnilton Correia De A.Nogueir, .."]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1831"]
[BlackElo "1625"]
[Annotator "Stockfish 16.1"]
[PlyCount "57"]
[EventDate "2024.??.??"]

{[%evp 14,57,35,31,43,46,68,68,230,230,233,223,267,267,288,280,310,224,230,229,243,257,379,383,381,376,373,294,296,296,465,447,483,481,541,537,528,539,532,537,534,514,592,572,644,635]} 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. h3 Nf6 5. Nc3 O-O 6. d3 Nc6 7. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} a6 8. O-O b5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} (8... h6 9. Be3 (9. Re1 Be6 10. Nd5 Re8 11. c3 Bf8 12. a4 Bxd5 13. exd5 Ne7 14. d4 e4 15. Nd2 c6 16. dxc6 bxc6 17. f3 d5 {aiming for ...e3.} 18. Ba2 exf3 $1 19. Qxf3 Ng6 20. Rxe8 Qxe8 21. Nf1 {[%cal Bc1h6]} Ne4 (21... Qe1 $17) 22. c4 (22. Ng3 $15) 22... c5 (22... Rd8 $1 $17) 23. Be3 {Degraeve,J (2542)-Fressinet,L (2593) France 2003 0-1 (42)} (23. cxd5 $15 cxd4 24. Bb1)) 9... Be6 10. Nd5 Nb8 11. Nxf6+ Bxf6 12. Bxe6 fxe6 13. c3 d5 14. Qb3 b6 15. exd5 exd5 16. c4 d4 $1 {[%cal Rd4e3]} 17. Bd2 Nd7 18. c5+ $1 Kh8 19. cxb6 cxb6 20. Bb4 Be7 21. Qd5 Rc8 22. Rfe1 Re8 23. Rac1 Rxc1 24. Rxc1 Bxb4 25. axb4 Nf6 26. Qxd8 Rxd8 27. Nxe5 {Threatens to win with Nf7+.} Re8 28. Nf3 {And now Kf1 would win.} Nd5 29. Rc4 (29. b5 $5) 29... Nf4 30. Rc6 Nxd3 31. Rxb6 Rd8 32. b5 (32. b3 $16) 32... a5 33. Ra6 Nxb2 34. b6 Rb8 35. Rxa5 d3 36. Rb5 Nc4 37. Rd5 d2 38. Nxd2 {Korobov,A (2651)-Van Foreest,L (2505) Chartres 2024 ½-½}) (8... Be6 9. Bg5 (9. Nd5) 9... h6 (9... Nxe4 $5 10. Bxe7 (10. Nxe4 d5) 10... Qxe7) 10. Bxf6 Bxf6 11. Nd5 Be7 12. Ba2 Nb8 13. d4 Nd7 (13... c6 {keeps the balance.}) 14. Nxe7+ $16 Qxe7 15. d5 Bxh3 16. gxh3 f5 17. exf5 (17. Nh2 $16) 17... Rxf5 $14 18. Nh2 (18. Bc4 $14) 18... Raf8 19. Qe2 (19. Qd3) 19... Qh4 $15 20. Qe3 $2 (20. Kh1 $17 {is a better defense.}) 20... e4 $1 $19 21. Rae1 Rf4 $4 {[%mdl 8192]} (21... Rg5+ $1 $19 22. Kh1 Ne5 23. Qxe4 Rf4) 22. Qg3 $18 Qf6 (22... Qh5 23. Re3 Ne5) 23. c3 $1 {Juhasz,A (2290)-Bochnicka,V (2331) chess.com INT 2023 1-0 (38)}) ({RR} 8... h6 9. Re1 Be6 10. Nd5 Re8 11. c3 Bf8 12. a4 Bxd5 13. exd5 Ne7 14. d4 e4 15. Nd2 c6 16. dxc6 bxc6 17. f3 d5 18. Ba2 exf3 19. Qxf3 Ng6 20. Rxe8 Qxe8 21. Nf1 Ne4 22. c4 c5 23. Be3 {Degraeve,J (2542)-Fressinet,L (2593) France 2003 0-1 (42)}) ({RR} 8... Be6 9. Bg5 h6 10. Bxf6 Bxf6 11. Nd5 Be7 12. Ba2 Nb8 13. d4 Nd7 14. Nxe7+ Qxe7 15. d5 Bxh3 16. gxh3 f5 17. exf5 Rxf5 18. Nh2 Raf8 19. Qe2 Qh4 20. Qe3 e4 21. Rae1 Rf4 22. Qg3 Qf6 23. c3 {Juhasz,A (2290)-Bochnicka,V (2331) chess.com INT 2023 1-0 (38)}) 9. Ba2 b4 $146 (9... Bb7 10. Ne2 d5 11. exd5 Nxd5 12. Ng3 Nf4 13. d4 Ng6 {[%cal Rc6d4]} 14. dxe5 Qxd1 15. Rxd1 {Strongly threatening e6.} Ncxe5 16. Nxe5 Nxe5 17. Be3 Rfd8 18. Nf5 Bf6 19. Bd4 Nd7 20. c3 Be4 21. Ng3 Bc6 22. Rac1 Bg5 23. Ra1 g6 24. Re1 {Oratovsky,M (2560)-Fernandez Muixi,F (2109) Tarragona 2003 1-0 (50)}) (9... Nd4 10. Nxd4 exd4 11. Nd5 Be6 12. Nxf6+ Bxf6 13. Bxe6 fxe6 14. Qg4 e5 15. f4 exf4 16. Bxf4 {[%cal Be4e5]} Qc8 17. Qxc8 Raxc8 18. Rf3 Be7 19. a4 b4 {[%cal Bb4b3]} 20. b3 c6 21. Raf1 c5 22. Bg3 Rxf3 23. Rxf3 g6 24. Kf2 {Makarevich,G (2026)-Gavrilov,G Novosibirsk 2007 ½-½}) (9... Bxh3 $2 {[%mdl 8192] 9...e6 0.40} 10. gxh3 h6 11. Kh2 Nh5 12. Nxe5 Nxe5 13. Qxh5 Bg5 14. Bxg5 hxg5 15. d4 Ng6 16. Qxg6 Qd7 17. Qf5 g6 18. Qf3 (18. Qxg6+ Kh8 19. Qh6+ Kg8 20. Qxg5+ Kh7 21. Qh4+ Kg8 22. Rg1+ Qg4 23. Rxg4#) 18... Kg7 $18 19. Nd5 Qe6 20. Nf6 Qc8 21. Ng4 Qd7 22. Qf6+ Kh7 23. Qxg5 {Intending Qh6+ and mate.} Rh8 24. Qh6+ {Mendoza,A-Venegas,M Lima 2002 1-0}) ({RR} 9... Bb7 10. Ne2 d5 11. exd5 Nxd5 12. Ng3 Nf4 13. d4 Ng6 14. dxe5 Qxd1 15. Rxd1 Ncxe5 16. Nxe5 Nxe5 17. Be3 Rfd8 18. Nf5 Bf6 19. Bd4 Nd7 20. c3 Be4 21. Ng3 Bc6 22. Rac1 Bg5 23. Ra1 g6 24. Re1 {Oratovsky,M (2560)-Fernandez Muixi,F (2109) Tarragona 2003 1-0 (50)}) ({RR} 9... Nd4 10. Nxd4 exd4 11. Nd5 Be6 12. Nxf6+ Bxf6 13. Bxe6 fxe6 14. Qg4 e5 15. f4 exf4 16. Bxf4 Qc8 17. Qxc8 Raxc8 18. Rf3 Be7 19. a4 b4 20. b3 c6 21. Raf1 c5 22. Bg3 Rxf3 23. Rxf3 g6 24. Kf2 {Makarevich,G (2026)-Gavrilov,G Novosibirsk 2007 ½-½}) ({RR} 9... Bxh3 10. gxh3 h6 11. Kh2 Nh5 12. Nxe5 Nxe5 13. Qxh5 Bg5 14. Bxg5 hxg5 15. d4 Ng6 16. Qxg6 Qd7 17. Qf5 g6 18. Qf3 Kg7 19. Nd5 Qe6 20. Nf6 Qc8 21. Ng4 Qd7 22. Qf6+ Kh7 23. Qxg5 Rh8 24. Qh6+ {Mendoza,A-Venegas,M Lima 2002 1-0}) 10. Nd5 {[#]} Nxd5 $2 $146 {Mistake. bxa3 was best.} (10... bxa3 11. Nxe7+ (11. bxa3 Nxd5 (11... Rb8 12. c3 Nxd5 $14 (12... Nh5 13. d4 Nf6 (13... Bh4 14. dxe5 dxe5 (14... Nxe5 15. Nxe5 dxe5 16. Qxh5 {1-0 (37) Jeggle Soler,C (1292)-Homs Jimenez,J Maresme 2017} Bb7 17. Qxe5 Re8 18. Qf5 Bc8 19. Qf3 Re5 20. Bf4 Re6 21. Bxc7 Qd7 22. Bxb8 Qd8 23. Rfd1 Rg6 24. Nf4 Rd6 25. Bxd6 Qb6 26. g3 (26. Bxf7+ $1 Kh8 27. Rab1 Qa5 28. Rb8 h6 29. Rxc8+ Qd8 30. Qg4 a5 31. Be5 Bxf2+ 32. Kxf2 Kh7 33. Qxg7#) 26... Bd8 {[#]} 27. Nd5 (27. Bxf7+ $1 Kh8 28. Ng6+ hxg6 29. Bxg6 Qxf2+ 30. Kxf2 Be7 31. Qh5+ Kg8 32. Bxe7 Be6 33. Qh7#) 27... Qc6 28. Ne7+ Bxe7 29. Bxe7 h6 30. Qxf7+ Kh7 31. Qg8+ Kg6 32. Rd6+ Be6 33. Qxe6+ Kh7 34. Rxc6 {[%csl Ga2][%cal Re6g8]} h5 35. Qg6+ Kh8 36. Rc8# {1-0 (37) Jeggle Soler,C (1292)-Homs Jimenez,J Maresme 2017}) 15. Be3 Bf6)) 13. exd5 Na7) 12. Bxd5 Bd7) (11. b4) 11... Qxe7 12. b3 a5) 11. Bxd5 $18 Bb7 {[%cal Bc8b7,Bb7c6,Bc6b5][%mdl 32]} 12. axb4 Rb8 13. c3 Bf6 14. Be3 h6 15. Bxc6 Bxc6 16. Rxa6 Bb5 17. Ra7 d5 $6 {Inaccuracy. Be7 was best.} (17... Bd7 {was necessary.} 18. Qd2 Be7) (17... Be7 18. Qe2 f5 19. c4 Be8 20. Bd2 fxe4 21. Qxe4 Bh5 22. Nh2 Ra8 23. Rfa1) 18. exd5 Re8 19. c4 {[%cal Bc3c4,Bc4b5,Bb5b6][%mdl 32]} e4 20. cxb5 $6 {Inaccuracy. Nd2 was best.} (20. Nd2 Bd7 21. Nxe4 Rxb4 22. Qf3 Bxb2 23. Bf4 Bd4 24. Bxc7 Qh4 25. Bd6 Bxa7) 20... exf3 21. Qxf3 Bxb2 $6 {Inaccuracy. Rxb5 was best.} (21... Rxb5 22. Rc1 (22. Bc5 Be7 23. Rc1 Qb8 24. Rca1 Bxc5 25. bxc5 Rxc5 26. d6 Qxb2 27. Ra8) 22... Qxd5 23. Qxd5 (23. Rcxc7 Qxf3 24. gxf3 Rxb4 $16) 23... Rxd5 24. Rcxc7 Rb8) 22. b6 {White is clearly winning.} Re7 23. Bc5 Rd7 24. bxc7 Rxc7 25. Rxc7 Qxc7 26. d6 Qd7 27. d4 Qa4 28. Re1 Bc3 29. Qxc3 {Weighted Error Value: White=0.11 (very precise) /Black=0.54 PRECISÃO LICHESS: BRANCAS 98% PRETAS 90%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.13"]
[White "Bruno Ramalho Calcada"]
[Black "Sirlei Pereira de Azevedo"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1753"]
[BlackElo "1619"]
[Annotator "Stockfish 16.1"]
[PlyCount "56"]
[EventDate "2024.??.??"]

{[%evp 10,56,17,16,61,18,32,26,28,34,30,20,23,22,26,21,32,19,44,42,57,28,43,0,4,0,0,0,25,-21,5,0,6,-54,-54,-43,-46,-51,-48,-91,33,30,86,88,137,116,29988,29989,29999]} 1. e4 c6 {[%cal Bc7c6,Bc6c5][%mdl 32]} 2. Bc4 $6 {Inaccuracy. d4 was best.} (2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. a3 f6) 2... e6 3. d4 d5 4. Bd3 c5 5. exd5 exd5 6. Nf3 Bg4 {C01: French: Exchange Variation.} (6... c4 7. Be2 Nf6 (7... Bd6 8. O-O Ne7 9. b3 cxb3 $1 10. axb3 Nbc6 11. c4 O-O 12. Nc3 Bf5 13. Bg5 f6 14. Be3 a6 15. Na4 Kh8 16. Qd2 Be4 17. Nc5 Bxc5 18. dxc5 dxc4 19. bxc4 Nf5 20. Bf4 Qxd2 21. Bxd2 {Uritzky,M (2412)-Huzman,A (2575) Israel 1999 ½-½ (53)}) 8. O-O Bd6 9. b3 cxb3 $1 10. axb3 O-O 11. Re1 Nc6 12. c3 Re8 13. Bg5 h6 14. Bh4 g5 15. Bg3 Ne4 16. Bxd6 Qxd6 17. Nfd2 Bf5 18. Nxe4 Bxe4 19. Nd2 Bg6 20. Nf1 a6 21. Ne3 Rad8 22. Bf3 Be4 23. Bxe4 Rxe4 24. Nf5 Rxe1+ 25. Qxe1 Qf6 26. Ne3 Qd6 27. Qe2 {[%cal Bh2h4]} Re8 28. Qh5 (28. h4 $16) 28... Re4 $1 29. g3 {Inhibits Rh4.} Qe6 {Inhibits Nf5.} 30. Qf3 Kg7 31. h4 Ne7 32. hxg5 hxg5 33. Kg2 g4 34. Qe2 Nf5 35. Nxf5+ Qxf5 36. Qd3 {Socko,B (2556)-Tomczak,J (2584) Rzeszow 2024 ½-½}) ({RR} 6... c4 7. Be2 Bd6 8. O-O Ne7 9. b3 cxb3 10. axb3 Nbc6 11. c4 O-O 12. Nc3 Bf5 13. Bg5 f6 14. Be3 a6 15. Na4 Kh8 16. Qd2 Be4 17. Nc5 Bxc5 18. dxc5 dxc4 19. bxc4 Nf5 20. Bf4 Qxd2 21. Bxd2 {Uritzky,M (2412)-Huzman,A (2575) Israel 1999 ½-½ (53)}) 7. c3 (7. dxc5 Bxc5 8. O-O Ne7 9. Nc3 Nbc6 10. Na4 (10. h3 $16 Bxf3 11. Qxf3) 10... Bd6 11. Be3 {Inhibits Nd4.} (11. Nc3) 11... h6 (11... d4 $17 12. Bg5 Qa5 13. Bxe7 Nxe7) 12. Bc5 O-O 13. h3 Bh5 14. Be2 Re8 15. Re1 Bg6 (15... Ng6 $1 $17 {[%cal Rg6f4]} 16. g4 Bxc5 17. Nxc5 Nf4 18. gxh5 Qe7) 16. c4 Bxc5 17. Nxc5 b6 18. Nb3 dxc4 19. Bxc4 Qc7 20. Qc1 Rac8 21. Ba6 Rcd8 {Melnikova,D (1877)-Ponomareva,V (1532) Moscow 2020 0-1 (35)}) ({RR} 7. dxc5 Bxc5 8. O-O Ne7 9. Nc3 Nbc6 10. Na4 Bd6 11. Be3 h6 12. Bc5 O-O 13. h3 Bh5 14. Be2 Re8 15. Re1 Bg6 16. c4 Bxc5 17. Nxc5 b6 18. Nb3 dxc4 19. Bxc4 Qc7 20. Qc1 Rac8 21. Ba6 Rcd8 {Melnikova,D (1877)-Ponomareva,V (1532) Moscow 2020 0-1 (35)}) 7... c4 $146 (7... Nc6 8. Bb5 (8. Be3 cxd4 9. cxd4 Qb6 (9... Bb4+ 10. Nc3 Nf6) 10. Nc3 Nf6 11. O-O Be7 12. Na4 (12. h3 $1 $16 {[%cal Rh3g4]} Bxf3 13. Qxf3) 12... Qd8 13. Rc1 O-O 14. Be2 Rc8 15. h3 Bf5 16. Nc5 b6 17. Nd3 Ne4 18. Nf4 (18. Qa4 $5 {[%cal Rc1c6]} Qd7 19. Qb5) 18... Bf6 (18... g5 19. Nh5 Qd6) 19. Qa4 (19. Ba6 $18) 19... Ne7 20. a3 a5 21. Nh5 Ng6 22. Nxf6+ {Riznar,H-Sorli,M Krsko 1993 1-0}) 8... Qb6 9. Bxc6+ Qxc6 10. Be3 (10. O-O $14) 10... Nf6 (10... c4 $1 $15) 11. O-O Bd6 (11... c4) 12. h3 (12. dxc5 $16 Bc7 13. h3) 12... Bxf3 13. Qxf3 {Black should prevent dxc5.} O-O 14. Nd2 Rac8 15. Rfe1 Rfe8 16. Rac1 Qb5 17. b3 cxd4 (17... Qc6 {remains equal.}) 18. Bxd4 $16 Bc5 (18... Re6 $16) 19. Bxf6 $18 gxf6 20. Qxf6 Qd3 21. Nf3 Ba3 22. Rcd1 {Boros,K (1514)-Farkas,R (1329) Level 2016 1-0}) ({RR} 7... Nc6 8. Bb5 Qb6 9. Bxc6+ Qxc6 10. Be3 Nf6 11. O-O Bd6 12. h3 Bxf3 13. Qxf3 O-O 14. Nd2 Rac8 15. Rfe1 Rfe8 16. Rac1 Qb5 17. b3 cxd4 18. Bxd4 Bc5 19. Bxf6 gxf6 20. Qxf6 Qd3 21. Nf3 Ba3 22. Rcd1 {Boros,K (1514)-Farkas,R (1329) Level 2016 1-0}) ({RR} 7... Nc6 8. Be3 cxd4 9. cxd4 Qb6 10. Nc3 Nf6 11. O-O Be7 12. Na4 Qd8 13. Rc1 O-O 14. Be2 Rc8 15. h3 Bf5 16. Nc5 b6 17. Nd3 Ne4 18. Nf4 Bf6 19. Qa4 Ne7 20. a3 a5 21. Nh5 Ng6 22. Nxf6+ {Riznar,H-Sorli,M Krsko 1993 1-0}) 8. Bc2 Nf6 {White has an edge.} 9. O-O Be7 10. h3 Bh5 11. Bg5 O-O 12. Re1 Re8 13. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3,Bg3f5][%mdl 32]} Nc6 {[#]} 14. Nf1 $146 (14. g4 Bg6 15. Bxg6 hxg6 16. Bxf6 (16. Ne5 Bd6 $15 (16... Qb6 17. Qf3 Rad8 18. b4 cxb3 19. axb3 $14 (19. Nxc6 Qxc6 20. axb3 a6 21. Rad1 {1-0 (58) Wilson,M (1722)-Wilks,S (2072) Hastings 2023} Rc8 22. Re3 Ba3 23. Bxf6 {Hoping for Rxe8+.} gxf6 24. Rxe8+ Qxe8 25. Qd3 (25. Kg2) 25... Qc6 26. c4 Bb4 27. cxd5 Qxd5 28. Ne4 Kg7 29. f3 (29. Qf3 $15) 29... Rc6 $17 30. Kf2 Rc8 (30... f5 $17 31. gxf5 gxf5) 31. h4 $15 {[%cal Bh4h5]} Rh8 (31... a5 $15) 32. Rh1 (32. Qc4 Qxc4 33. bxc4) 32... Rd8 (32... f5 $17 33. gxf5 Qxf5) 33. Rd1 Rc8 34. h5 $1 gxh5 35. Ng3 Rc3 36. Nxh5+ Kf8 37. Qe4 $1 Qxe4 38. fxe4 Rxb3 39. Nxf6 a5 {With the idea ...a4.} 40. d5 Bc3 41. Nd7+ $2 (41. e5 {and White stays safe.} Kg7 42. Nh5+ Kh6 43. d6 Bxe5 44. d7) 41... Ke7 $19 42. Nc5 {[#]} Rb2+ $2 (42... Rb5 $1 $19 {[%cal Rb5c5]} 43. Na4 Be5) 43. Ke3 {Na4 is the strong threat.} Be5 {Wilson,M (1722)-Wilks,S (2072) Hastings 2023 1-0}) 19... Bd6 20. Nd3)) 16... gxf6 17. Nf1) 14... h6 15. Bf4 (15. Bxf6 $5 Bxf6 16. g4 $14) 15... Bd6 16. Bxd6 Qxd6 17. Rxe8+ Rxe8 18. Ng3 Bg6 19. Nf5 Qf4 20. N3h4 Ne4 21. f3 $6 {Inaccuracy. Bxe4 was best.} (21. Bxe4 Rxe4 22. g3) 21... Bxf5 $15 22. Nxf5 Qxf5 23. fxe4 dxe4 24. Qe2 {[#]} b5 $2 {Mistake. Qd5 was best.} (24... Qd5 25. h4 Re6 26. b3 b5 27. Re1 f5 28. bxc4 bxc4 29. h5 Kh8 30. Rb1) 25. Re1 $14 {[%cal Rc2e4]} a5 $6 {Inaccuracy. g6 was best.} (25... g6) 26. Bxe4 Qc8 27. Qh5 f5 $4 {[%mdl 8192] Blunder. Na7 was best.} (27... Na7 28. Re2 Qd8 29. Bf3 Rxe2 30. Bxe2 Qe8 31. Kf2 Nc8 32. Qc5 g6 33. Qc7) 28. Bd5+ Kf8 $6 {Checkmate is now unavoidable. Kh7 was best. Weighted Error Value: White=0.18 (very precise) /Black=0.66 PRECISÃO LICHESS: BRANCAS 95% PRETAS 81%} (28... Kh7 29. Rxe8 g6 30. Rxc8 gxh5 31. Rxc6 Kg7 32. Kf2 a4 33. Kf3 f4 34. Kxf4) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.14"]
[White "Ricardo Rocha Martinelli"]
[Black "Mauro Araujo Lima De Souza"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1732"]
[BlackElo "1511"]
[Annotator "Stockfish 16.1"]
[PlyCount "102"]
[EventDate "2024.??.??"]

{[%evp 9,102,25,63,20,61,36,37,15,16,18,33,32,27,20,76,73,75,81,90,46,151,77,127,118,159,153,210,163,153,114,144,117,97,11,10,15,92,59,163,163,152,120,192,181,277,257,287,287,287,276,316,295,326,312,395,410,407,382,394,277,357,244,373,395,431,430,456,408,419,369,441,472,457,456,633,633,595,595,593,504,645,647,717,559,754,650,762,730,751,718,1058,955,29992,29993,29993]} 1. c4 Nf6 {[%cal Bg8f6,Bf6e4,Be4d2][%mdl 32]} 2. Nc3 e6 3. Nf3 c6 $6 {Inaccuracy. d5 was best.} (3... d5 4. e3 (4. d4 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4) 4... Nbd7 5. b3 c6 6. Bb2 Bd6 7. d4 O-O 8. Be2 b6 9. O-O Bb7 10. Rc1 Rc8 11. Bd3 Re8 12. Qe2 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. cxd5 Nxd5 16. Rfd1 Qd6 17. Nxd5 cxd5 18. Rxc8 Bxc8 19. Bxe5 Qxe5 20. Bb5 Rd8 21. Rd4 Be6 22. Ba6 Rd7 23. g3 Rc7 24. Qd1 g6 25. Be2 Rc5 26. Kg2 Qc7 27. Bf3 Rc1 28. Qe2 Rc2 29. Rd2 Rxd2 30. Qxd2 Qc5 31. h4 h5 32. Qd4 Qxd4 33. exd4 {Duda,J (2733)-Erigaisi,A (2778) Chess.com INT 2024 ½-½ (76)}) (3... Bc5 4. d4 Bb4 5. Bg5 O-O 6. Qc2 b6 7. e4 Be7 8. Bd3 g6 9. h4 Bb7 10. O-O-O Nh5 11. Bh6 Re8 12. g4 Nf6 13. Rdg1 Bf8 14. Bg5 Be7 15. Rh3 Kg7 16. h5 Rh8 17. Qd2 h6 18. Be3 {Vallejo Pons,F (2677)-Viudez Garcia,F Albox 2005 1-0 (31)}) ({RR} 3... Bc5 4. d4 Bb4 5. Bg5 O-O 6. Qc2 b6 7. e4 Be7 8. Bd3 g6 9. h4 Bb7 10. O-O-O Nh5 11. Bh6 Re8 12. g4 Nf6 13. Rdg1 Bf8 14. Bg5 Be7 15. Rh3 Kg7 16. h5 Rh8 17. Qd2 h6 18. Be3 {Vallejo Pons,F (2677)-Viudez Garcia,F Albox 2005 1-0 (31)}) 4. d4 $6 {Inaccuracy. e4 was best.} (4. e4 d6 (4... d5 5. e5 Ne4 6. Qc2 Nxc3 7. dxc3 Nd7 8. Bf4 Qc7) 5. d4 Be7 6. Be2 O-O 7. O-O b6 8. Qc2 h6 9. Rd1 Qc7 10. Bf4 Nh5 11. Bg3 Nxg3 12. hxg3 Bf6 13. Rac1 Bb7 14. Nh2 Nd7 15. Ng4 Bg5 16. f4 Be7 17. Bf3 c5 18. Nb5 Qb8 {De Winter,E (1687)-Lokeswara Rao M (1218) Reykjavik ISL 2023 ½-½ (32)}) ({RR} 4. e4 d6 5. d4 Be7 6. Be2 O-O 7. O-O b6 8. Qc2 h6 9. Rd1 Qc7 10. Bf4 Nh5 11. Bg3 Nxg3 12. hxg3 Bf6 13. Rac1 Bb7 14. Nh2 Nd7 15. Ng4 Bg5 16. f4 Be7 17. Bf3 c5 18. Nb5 Qb8 {De Winter,E (1687)-Lokeswara Rao M (1218) Reykjavik ISL 2023 ½-½ (32)}) 4... Bb4 5. Bd2 Bxc3 $146 (5... Na6 6. e3 Nc7 (6... Be7 $14) 7. Bd3 d5 8. O-O Qe7 (8... O-O $16 {was necessary.}) 9. a3 $18 Bxc3 10. Bxc3 dxc4 11. Bxc4 Nfd5 (11... Ncd5 $16 12. Be1 a5) 12. e4 $2 (12. Bd2 $18) 12... Nxc3 $14 13. bxc3 O-O 14. e5 b5 15. Bd3 Nd5 16. Qc1 h6 17. Nd2 (17. c4 $14 bxc4 18. Qxc4) 17... Nf4 18. Qc2 Bb7 {And now ...c5 would win.} 19. Ne4 {Against c5} (19. Bh7+ Kh8 20. Be4) 19... Rad8 $2 (19... c5 $1 $15) 20. Nc5 {Schenderowitsch,M (1846)-Senger,P Koblenz 1996 1-0}) ({RR} 5... Na6 6. e3 Nc7 7. Bd3 d5 8. O-O Qe7 9. a3 Bxc3 10. Bxc3 dxc4 11. Bxc4 Nfd5 12. e4 Nxc3 13. bxc3 O-O 14. e5 b5 15. Bd3 Nd5 16. Qc1 h6 17. Nd2 Nf4 18. Qc2 Bb7 19. Ne4 Rad8 20. Nc5 {Schenderowitsch,M (1846)-Senger,P Koblenz 1996 1-0}) 6. bxc3 {[#] A17: English Opening: 1...Nf6 with ...Bb4.} Ne4 $146 (6... d5 7. cxd5 cxd5 8. Ne5 Nbd7 9. Nxd7 Nxd7 10. e3 a6 11. c4 dxc4 12. Bxc4 b5 {1-0 (23) Schumacher,U (1392)-Heidfeld,C (1141) Bad Sooden-Allendorf 2009} 13. Be2 Bb7 14. Bf3 Rb8 (14... Bxf3 15. Qxf3 O-O) 15. O-O (15. Bb4 $16) 15... Nf8 $2 (15... Bxf3 16. Qxf3 a5) 16. Bxb7 Rxb7 17. Rc1 Ng6 18. Qf3 Rb8 19. Bb4 {Strongly threatening Qg3.} a5 20. Qc6+ Qd7 21. Qxd7+ $2 (21. Bxa5 $18 {Qxd7+ is the strong threat.} Qxc6 22. Rxc6) 21... Kxd7 22. Bxa5 {aiming for Rc7+.} Rhc8 {Against Rc7+} (22... Ra8 $1 {remains equal.} 23. Bb4 Rxa2) 23. Bb4 {1-0 (23) Schumacher,U (1392)-Heidfeld,C (1141) Bad Sooden-Allendorf 2009}) 7. Qc2 (7. Bf4 {seems wilder.} d5 8. Qc2 Qa5 9. Rc1) 7... Nxd2 8. Qxd2 {White is slightly better.} d5 9. e3 Nd7 10. cxd5 cxd5 11. c4 Nf6 $6 {Inaccuracy. dxc4 was best.} (11... dxc4 12. Bxc4 b6) 12. c5 $16 O-O 13. Bd3 Ne4 14. Qc2 Nf6 $2 {Mistake. Qa5+ was best.} (14... Qa5+ 15. Nd2 Nxd2 16. Qxd2 Qc7) 15. h3 $6 {Inaccuracy. O-O was best.} (15. O-O Qa5 16. Rfb1 b6 17. Rb5 Qa3 18. cxb6 axb6 19. Rxb6 Ba6 20. Bxa6 Rxa6) 15... h6 16. O-O Re8 17. Ne5 Nd7 $6 {Inaccuracy. Re7 was best.} (17... Re7 18. Rab1 (18. a4 Bd7 19. a5 Be8 20. Rfb1 Nd7 21. f4 Nb8 22. Rb2 f6 23. Bh7+) 18... Qc7) 18. f4 $6 {Inaccuracy. Bh7+ was best.} (18. Bh7+ Kf8 19. f4 Re7 20. Rf3 Nf6 21. Bd3 Rc7 22. g4 Ne4 23. Bxe4 dxe4) 18... Nf8 19. Bb5 Bd7 20. Nxd7 Nxd7 21. Qa4 $2 {Mistake. a4 was best.} (21. a4 Rc8 22. a5 Re7 23. Qb2 Nb8 24. Rfb1 Nc6 25. Bxc6 Rxc6 26. Ra3 Kh8) 21... Re7 22. Rac1 a6 $6 {Inaccuracy. Nf6 was best.} (22... g6 {keeps the balance.}) (22... Nf6 23. Rc2 b6 24. Ba6 Ne4 25. Bd3 Ng3 26. Rfc1 Nf5 27. Bxf5 exf5 28. Qb3) 23. Bxd7 (23. Bd3 {with more complications.} g6 24. Rb1 b6 25. Rfc1) 23... Qxd7 $6 {Inaccuracy. Rxd7 was best.} (23... Rxd7 24. Rb1 b5) 24. Qxd7 $18 Rxd7 $16 {[%mdl 4096] Endgame KRR-KRR} 25. a4 Rc7 (25... Re8 $16 {was called for.}) 26. Rb1 $18 a5 $6 {Inaccuracy. Re8 was best.} (26... Re8 27. Rb6 Ree7) 27. Rb5 Ra7 28. Kf2 Kh7 29. Kf3 Kg6 30. g4 h5 31. e4 h4 $6 {Inaccuracy. hxg4+ was best.} (31... hxg4+ 32. hxg4) 32. exd5 exd5 33. Re1 {Prevents Re7.} Rd7 34. Re5 $6 {Inaccuracy. Rb6+ was best.} (34. Rb6+ Kh7 35. g5 Ra8 36. Kg4 g6 37. Kxh4 Rc8 38. Kg4 Rc6 39. Rb5 f5+) 34... f6 35. Rh5 $6 {Inaccuracy. f5+ was best.} (35. f5+ Kf7 36. Re6 Ra8 37. g5 fxg5 38. Kg4 Rc8 39. Rbb6 Rc6 40. Rexc6 bxc6) 35... Re7 $6 {Inaccuracy. Ra8 was best.} (35... Ra8 36. Rxh4 (36. Rb6) 36... Re8) 36. Rxd5 Re1 37. Rd7 Rf1+ 38. Kg2 $6 {Inaccuracy. Ke4 was best.} (38. Ke4 Rh1 39. Rb3 Ra8 40. Rbxb7 Rg8 41. Rb3 f5+ 42. gxf5+ Kh6 43. c6 Rf8) 38... Rxf4 39. Rb6 Re4 40. Kf3 Re1 41. c6 Ra6 $6 {Inaccuracy. Ra8 was best.} (41... Ra8 42. Rbxb7 Rg8 43. c7 Rc1 44. Ke4 Rc8 45. Kd5 Rc3 46. Kd6 Rxh3 47. Rb8) 42. Rxa6 bxa6 {KR-KR} 43. Rd5 Re8 44. Rxa5 Rd8 $6 {Inaccuracy. Kf7 was best.} (44... Kf7 45. Rd5 Re7 46. Rd6 Ke8 47. d5 Kf7 48. Rd8 Rc7 49. Ra8 Ke7 50. Ke4) 45. d5 Rb8 46. Rc5 Rb3+ 47. Kg2 Rb2+ 48. Kf1 Rb1+ 49. Ke2 Rb3 50. c7 Rxh3 $2 {Checkmate is now unavoidable. Rb2+ was best.} (50... Rb2+ 51. Kd3 Kg5 52. c8=Q Kf4 53. Qf5+ Kg3 54. Rc3 Kh2 55. Kd4 Rg2 56. Qf1) 51. c8=Q Rh2+ {Weighted Error Value: White=0.29 (precise) /Black=0.62 PRECISÃO LICHESS: BRANCAS 92% PRETAS 89%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.15"]
[White "Michel Mattos da Silva"]
[Black "Murillo Costa Rodrigues Jr"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1628"]
[BlackElo "1722"]
[Annotator "Stockfish 16.1"]
[PlyCount "51"]
[EventDate "2024.??.??"]

{[%evp 9,51,23,28,27,27,-13,53,-108,-115,-109,-98,-125,-124,-129,105,94,130,92,105,84,324,8,4,-39,26,16,51,-35,-5,-71,-7,-124,-123,-131,53,60,45,27,423,396,474,462,675,667]} 1. c4 g5 $6 {Inaccuracy. e5 was best.} (1... e5 2. g3 Nf6 3. Bg2 Bc5 4. d3 O-O 5. Nc3 Re8 6. Nf3) 2. Nc3 Bg7 (2... h6 3. g3 Bg7 4. Bg2 c5 5. d3 Nc6 6. e3 d6 7. Nge2 Nf6 8. b3 h5 9. h4 gxh4 10. Rxh4 Bg4 11. Bb2 Ne5 12. Bxb7 Nf3+ 13. Bxf3 Bxf3 14. Qd2 Ng4 15. Nf4 Ne5 16. d4 cxd4 17. exd4 {Rakhmanov,A (2635)-Vovk,O (2315) chess.com INT 2023 1-0 (46)}) ({RR} 2... h6 3. g3 Bg7 4. Bg2 c5 5. d3 Nc6 6. e3 d6 7. Nge2 Nf6 8. b3 h5 9. h4 gxh4 10. Rxh4 Bg4 11. Bb2 Ne5 12. Bxb7 Nf3+ 13. Bxf3 Bxf3 14. Qd2 Ng4 15. Nf4 Ne5 16. d4 cxd4 17. exd4 {Rakhmanov,A (2635)-Vovk,O (2315) chess.com INT 2023 1-0 (46)}) 3. e4 (3. d4 g4 4. e4 h5 5. Be3 c5 6. dxc5 Nc6 7. Nge2 h4 8. Qd2 Nf6 9. Nd4 Nxd4 10. Bxd4 Qa5 11. e5 Nh5 12. Be2 d6 13. exd6 e5 14. Be3 f5 15. Nd5 Qxd2+ 16. Bxd2 O-O 17. h3 Nf6 18. hxg4 Nxd5 19. cxd5 fxg4 20. Rxh4 {1-0 (20) Dubov,D (2702)-Beerdsen,T (2494) Chess.com INT 2022}) (3. e3 e6 4. d4 c5 5. Nf3 g4 6. Ne5 d6 7. Qxg4 Bf6 8. Nf3 Nc6 9. Qe4 Nge7 10. dxc5 Qa5 11. Bd2 Qxc5 12. Be2 e5 13. Nd5 Nxd5 14. Qxd5 Bf5 15. Bc3 Qxd5 16. cxd5 Ne7 17. Rd1 Be4 {Alcazar Jimenez,J (2147)-Nazari,A (2375) chess.com INT 2024 0-1 (42)}) ({RR} 3. e3 e6 4. d4 c5 5. Nf3 g4 6. Ne5 d6 7. Qxg4 Bf6 8. Nf3 Nc6 9. Qe4 Nge7 10. dxc5 Qa5 11. Bd2 Qxc5 12. Be2 e5 13. Nd5 Nxd5 14. Qxd5 Bf5 15. Bc3 Qxd5 16. cxd5 Ne7 17. Rd1 Be4 {Alcazar Jimenez,J (2147)-Nazari,A (2375) chess.com INT 2024 0-1 (42)}) 3... c5 {[#]} 4. Nf3 $146 (4. d3 e6 5. Be3 b6 6. g3 Nc6 7. h4 gxh4 8. Rxh4 Nge7 9. Bg2 Ng6 10. Rh2 Bb7 11. Nge2 a6 12. Qd2 Nge5 13. Bh6 Bf6 14. Rh5 Nd4 15. Nxd4 cxd4 16. Ne2 Ng6 17. f4 e5 18. f5 Ne7 {Ollech,D (1942)-Bergemann,M (1863) Germany 2011 1-0 (60)}) (4. Nge2 Nc6 5. d3 h6 6. g3 d6 7. Bg2 e6 8. O-O Nge7 9. f4 Ng6 10. Be3 Nd4 11. Qd2 Bf6 12. Rf2 e5 13. Nd5 Bg4 14. Nxf6+ Qxf6 15. Bxd4 exd4 16. e5 dxe5 17. Bxb7 Rb8 18. fxe5 Qxe5 {Trussardi,G (1620)-Loschi,E (1400) Caorle 1991 1-0 (32)}) (4. g3 Nc6 5. Bg2 e6 6. Nge2 Nge7 7. d3 Ng6 8. Be3 Nd4 9. h3 h6 10. O-O {½-½ (52) Mogloev,A (1766)-Remizov,J (2147) Ulan-Ude 2013} O-O 11. Rb1 a6 12. b4 d6 13. Qd2 Qc7 14. f4 gxf4 15. Nxf4 Nxf4 16. gxf4 f5 17. bxc5 dxc5 18. e5 Rb8 {Mogloev,A (1766)-Remizov,J (2147) Ulan-Ude 2013 ½-½ (52)} 19. a4 Rd8 20. Bxd4 Rxd4 21. Ne2 Rd8 22. Kh2 Bd7 23. Rf3 Bxa4 24. Rg3 Rd7 25. Bf3 Re7 26. Rbg1 Rd8 27. Rg6 Kh7 28. Qe3 Be8 29. R6g2 b6 30. Ng3 Qd7 31. Bh5 Bh8 32. Bxe8 Qxe8 33. Qf3 Rg7 {Mogloev,A (1766)-Remizov,J (2147) Ulan-Ude 2013 ½-½}) ({RR} 4. d3 e6 5. Be3 b6 6. g3 Nc6 7. h4 gxh4 8. Rxh4 Nge7 9. Bg2 Ng6 10. Rh2 Bb7 11. Nge2 a6 12. Qd2 Nge5 13. Bh6 Bf6 14. Rh5 Nd4 15. Nxd4 cxd4 16. Ne2 Ng6 17. f4 e5 18. f5 Ne7 {Ollech,D (1942)-Bergemann,M (1863) Germany 2011 1-0 (60)}) ({RR} 4. g3 Nc6 5. Bg2 e6 6. Nge2 Nge7 7. d3 Ng6 8. Be3 Nd4 9. h3 h6 10. O-O O-O 11. Rb1 a6 12. b4 d6 13. Qd2 Qc7 14. f4 gxf4 15. Nxf4 Nxf4 16. gxf4 f5 17. bxc5 dxc5 18. e5 Rb8 {Mogloev,A (1766)-Remizov,J (2147) Ulan-Ude 2013 ½-½ (52)}) ({RR} 4. Nge2 Nc6 5. d3 h6 6. g3 d6 7. Bg2 e6 8. O-O Nge7 9. f4 Ng6 10. Be3 Nd4 11. Qd2 Bf6 12. Rf2 e5 13. Nd5 Bg4 14. Nxf6+ Qxf6 15. Bxd4 exd4 16. e5 dxe5 17. Bxb7 Rb8 18. fxe5 Qxe5 {Trussardi,G (1620)-Loschi,E (1400) Caorle 1991 1-0 (32)}) 4... h6 5. d3 Nc6 6. Be3 {A10: English Opening: Unusual Replies for Black.} d6 7. Be2 Qa5 $6 {Inaccuracy. e6 was best.} (7... e6 8. Nd2 Nge7 9. h4 gxh4 10. Nf3 Ng6 11. d4 Qb6 12. Nb5 Nxd4 13. Nfxd4) 8. a3 $2 {Mistake. Rc1 was best. [#]} (8. Rc1 Nf6) 8... Bxc3+ $17 9. bxc3 Qxc3+ 10. Bd2 Qg7 11. O-O Nd4 $4 {Blunder. f5 was best.} (11... e5 $17 {and life is bright.}) (11... f5) 12. Nxd4 $16 Qxd4 13. Be3 Qg7 14. d4 {[%mdl 1024] White has strong compensation.} b6 $4 {Blunder. Nf6 was best.} (14... Nf6 15. dxc5 dxc5 16. Bxc5 Nxe4 17. Bd4 e5 18. Bb2 O-O 19. Qd5 Bf5 20. Bxe5) 15. d5 $4 {Blunder. dxc5 was best.} (15. dxc5 dxc5 (15... Nf6 16. cxd6 O-O 17. dxe7 Re8 18. Qd6 Ba6 19. f3 Nh5 20. Rfd1 Rac8) 16. Qd5) 15... Nf6 16. f3 O-O (16... Nd7 $15) 17. Kh1 Nd7 18. Rg1 $6 {Inaccuracy. Bd2 was best.} (18. a4 $14) (18. Bd2 e5 19. dxe6 fxe6 20. Be3 Qe7 21. Qd2 Nf6 22. Rfd1 e5 23. Qxd6 Kf7) 18... f5 {[%cal Bf7f5,Bf5f4][%mdl 32]} 19. Qc2 $6 {Inaccuracy. exf5 was best.} (19. exf5 Rxf5 20. a4) 19... Ne5 $6 {Inaccuracy. fxe4 was best.} (19... fxe4 20. Qxe4 Ne5) 20. Raf1 $2 {Mistake. f4 was best.} (20. f4 gxf4) 20... f4 $17 21. Bd2 {[%cal Be3d2,Bd2f4,Bf4h6][%mdl 32]} h5 $2 {Mistake. Kh7 was best.} (21... Qf6 $17 22. Rb1 Bd7) (21... Kh7) 22. g3 $1 $14 {[#] aiming for gxf4.} Ng6 23. Qc1 {[%cal Bh2h4]} g4 $4 {[%mdl 8192] Blunder. Bh3 was best.} (23... Kh7 {and Black has nothing to worry.}) (23... Bh3) 24. gxf4 $18 Nxf4 25. Bxf4 Kh8 $6 {Inaccuracy. Qg6 was best.} (25... Kh7 26. fxg4 Qd4 27. gxh5 Bd7) (25... Qg6 26. Bh6 Rf7 27. Qg5 Qxg5 28. Bxg5 gxf3 29. Rxf3 Bg4 30. Rxf7 Kxf7 31. Bxg4) 26. Bh6 {Weighted Error Value: White=0.59/Black=1.04 PRECISÃO LICHESS: BRANCAS 84% PRETAS 75%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.16"]
[White "Luiz, Felipe De Moraes"]
[Black "Joao, Carlos Reginaldo E"]
[Result "1-0"]
[Annotator "Stockfish 16.1"]
[PlyCount "0"]
[EventDate "2024.??.??"]

 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.17"]
[White "Willian Wallace Gomes C. da S"]
[Black "Waldefran Clementino Chagas"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "1712"]
[Annotator "Stockfish 16.1"]
[PlyCount "40"]
[EventDate "2024.??.??"]

{[%evp 9,39,-198,-196,-190,-200,-242,-244,-323,-335,-302,-304,-511,-479,-468,-436,-528,-535,-532,-497,-537,-357,-637,-619,-29992,-29993,-29993,-865,-29995,-946,-29998,-29999,-29999]} 1. e4 c5 2. f3 (2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 Be6 9. Bb3 O-O 10. O-O Qc8 11. Qe2 b5 12. Rfd1 Nbd7 13. Rac1 h6 14. Nd5 Nxd5 15. Bxd5 Bxd5 16. Rxd5 Nf6 17. Rdd1 Qb7 18. Nd2 Rac8 19. Qd3 Rfd8 20. c3 d5 21. exd5 Rxd5 22. Qe2 Rcd8 23. c4 bxc4 24. Nxc4 e4 25. b3 Rd3 26. Ne5 Rxd1+ 27. Rxd1 Rxd1+ 28. Qxd1 Qd5 29. Qxd5 Nxd5 30. Nc6 Bd6 31. Bd2 f5 {Abdusattorov,N (2769)-Nepomniachtchi,I (2770) Chess.com INT 2024 1-0}) 2... e6 (2... Nc6 3. c3 d5 4. d4 e6 5. Be3 cxd4 6. cxd4 dxe4 7. fxe4 Qh4+ 8. Kd2 Qxe4 9. Nc3 Bb4 10. Nf3 Nf6 11. Bd3 Qg4 12. Qe2 O-O 13. h3 Qg3 14. Kc2 Bd7 15. Rac1 Bxc3 16. bxc3 Rfc8 17. Kb1 {Xiong,J (2688)-Bacrot,E (2638) Chess.com INT 2022 ½-½ (73)}) ({RR} 2... Nc6 3. c3 d5 4. d4 e6 5. Be3 cxd4 6. cxd4 dxe4 7. fxe4 Qh4+ 8. Kd2 Qxe4 9. Nc3 Bb4 10. Nf3 Nf6 11. Bd3 Qg4 12. Qe2 O-O 13. h3 Qg3 14. Kc2 Bd7 15. Rac1 Bxc3 16. bxc3 Rfc8 17. Kb1 {Xiong,J (2688)-Bacrot,E (2638) Chess.com INT 2022 ½-½ (73)}) 3. c3 (3. Ne2 d5 4. exd5 exd5 5. d4 Nf6 6. Be3 Nc6 7. dxc5 g6 8. c3 Bg7 9. Nd4 O-O 10. Be2 Re8 11. Bf2 Nxd4 12. Bxd4 b6 13. cxb6 Ba6 14. c4 dxc4 15. bxa7 Rxe2+ 16. Kxe2 c3+ 17. Kf2 Ng4+ {Pasti,A (2361)-Zhao,E (2275) chess.com INT 2023 0-1}) ({RR} 3. Ne2 d5 4. exd5 exd5 5. d4 Nf6 6. Be3 Nc6 7. dxc5 g6 8. c3 Bg7 9. Nd4 O-O 10. Be2 Re8 11. Bf2 Nxd4 12. Bxd4 b6 13. cxb6 Ba6 14. c4 dxc4 15. bxa7 Rxe2+ 16. Kxe2 c3+ 17. Kf2 Ng4+ {Pasti,A (2361)-Zhao,E (2275) chess.com INT 2023 0-1}) 3... d5 $146 (3... Bd6 4. Nh3 Qc7 5. d3 Bxh2 6. Rxh2 Qxh2 7. Bf4 Qh1 8. Qa4 g5 9. Bxb8 Rxb8 10. Qxa7 Qh2 11. Qxc5 Qg3+ 12. Nf2 Ne7 13. Nd2 Nc6 14. O-O-O b5 15. d4 Qxf2 16. Bxb5 Qe3 17. Bxc6 dxc6 18. Qxc6+ {Ramirez Tarazona,E-Diaz Herrera,L (1920) Bogota 2013 0-1 (35)}) ({RR} 3... Bd6 4. Nh3 Qc7 5. d3 Bxh2 6. Rxh2 Qxh2 7. Bf4 Qh1 8. Qa4 g5 9. Bxb8 Rxb8 10. Qxa7 Qh2 11. Qxc5 Qg3+ 12. Nf2 Ne7 13. Nd2 Nc6 14. O-O-O b5 15. d4 Qxf2 16. Bxb5 Qe3 17. Bxc6 dxc6 18. Qxc6+ {Ramirez Tarazona,E-Diaz Herrera,L (1920) Bogota 2013 0-1 (35)}) 4. d4 dxe4 5. fxe4 Qh4+ 6. Kd2 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} Qxe4 {[#]} 7. dxc5 $146 (7. Nf3 Nc6 8. Bb5 Bd6 9. g3 Nf6 10. Re1 Qd5 11. c4 (11. Kc2 c4 12. Bxc6+ {nothing else works.} (12. a4 Qf5+ 13. Kd2 Qd3# {0-1 (13) Soukarie,A-Oikonomopoulos,F (1680) Athens 2021}) 12... bxc6 13. Ne5) 11... Qh5 12. d5) 7... Bxc5 {[#] And now ...Be3+ would win.} 8. Bd3 {Black is clearly better.} Qxg2+ 9. Ne2 Nf6 {[%cal Bg8f6,Bf6e4,Be4f2][%mdl 32]} (9... Qh3 10. Nf4 Qh4 11. Kc2 $17) 10. Qa4+ $2 (10. b4 {was necessary.} Bb6 11. Qf1) 10... Nc6 11. Qd1 O-O (11... Ne5 $2 12. Qf1 Qc6 13. Ng3 Nxd3 14. Qxd3 $19) 12. Rg1 Bxg1 13. Qxg1 Ne4+ 14. Kc2 Qf3 15. Qe1 $2 (15. Bh6 Qf6 16. Bxg7 Qxg7 17. Bxe4) 15... Nf2 $19 16. Nd2 Qxd3+ 17. Kb3 Na5+ (17... Qb5+ 18. Ka3 Qa6+ 19. Kb3 Na5+ 20. Kb4 Nd3+ 21. Ka4 Bd7+ 22. Ka3 Nc4+ 23. Kb3 Ba4#) 18. Kb4 Bd7 19. Qxf2 Qb5+ 20. Ka3 Qa4# {Weighted Error Value: White=1.63/Black=0.84 PRECISÃO LICHESS: BRANCAS 81% PRETAS 95%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.18"]
[White "Flavio C. Balod"]
[Black "Adam Meyer"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1709"]
[Annotator "Stockfish 16.1"]
[PlyCount "68"]
[EventDate "2024.??.??"]

{[%evp 10,68,32,23,56,14,14,7,23,20,21,18,16,-7,0,-30,-33,-88,-65,-75,-48,-105,-91,-139,-126,-216,-217,-238,-208,-201,-132,-125,0,-82,-78,-104,-55,-69,-37,-87,-75,-179,-151,-147,-124,-148,-28,-273,-280,-287,-268,-272,-254,-387,-382,-389,-372,-398,-383,-366,-349]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Bd6 {B07: Pirc Defence: Miscellaneous Systems.} 7. Nd5 (7. O-O-O Nbd7 8. Nf3 Ke8 9. Bb5 Kf8 (9... a6 10. Bd3 h6) 10. Bxd7 $16 Nxd7 11. Nb5 $1 f6 12. Be3 $1 Ke7 13. Rxd6 $1 cxd6 14. Nc7 b6 15. Nxa8 Kd8 {Inhibits Nc7.} 16. Nd2 {And now Nc4 would win.} Bb7 17. Nc4 {[%cal Bc4d6]} Bxa8 18. Nxd6 {Black must now prevent Nf7+.} Kc7 19. Nb5+ Kb8 20. Rd1 Bc6 21. c4 Bxb5 {Jobava,B (2721)-Shanava,K (2589) Tbilisi 2012 1-0 (39)}) ({RR} 7. O-O-O Nbd7 8. Nf3 Ke8 9. Bb5 Kf8 10. Bxd7 Nxd7 11. Nb5 f6 12. Be3 Ke7 13. Rxd6 cxd6 14. Nc7 b6 15. Nxa8 Kd8 16. Nd2 Bb7 17. Nc4 Bxa8 18. Nxd6 Kc7 19. Nb5+ Kb8 20. Rd1 Bc6 21. c4 Bxb5 {Jobava,B (2721)-Shanava,K (2589) Tbilisi 2012 1-0 (39)}) 7... Nbd7 {[#]} 8. g3 $146 (8. Bd3 h6 9. Bxf6+ Nxf6 10. Nxf6 gxf6 11. h3 h5 12. O-O-O (12. g3) 12... h4 $15 13. Nf3 Ke7 14. Ne1 Be6 15. Kb1 Rag8 16. f3 (16. c3 $17) 16... Bc5 $19 17. b3 Rd8 18. Be2 (18. f4) 18... Rxd1+ 19. Bxd1 Rg8 20. Rf1 (20. f4) 20... Be3 $19 21. g4 $2 (21. Kb2 {is a better defense.}) 21... hxg3 $19 22. Ng2 Bxh3 {Molsa,Y-Suuronen,P (1931) Finland 2005 0-1}) (8. Nf3 Ke8 9. Nxf6+ Nxf6 10. Bd3 Be6 11. O-O-O a5 12. h4 (12. Bxf6 gxf6 13. a4) 12... h6 (12... Ng4 $1 $17 {[%cal Rg4f2]} 13. Bb5+ Kf8) 13. Be3 a4 14. a3 Ke7 15. Nd2 Rhb8 (15... Ng4 $5 {[%cal Rg4e3]}) 16. Rdf1 (16. Nc4 $15) 16... b5 $17 17. f4 (17. f3 $17 {was worth a try.}) 17... Ng4 $19 18. fxe5 Nxe5 (18... Bxa3 $19 19. Bd4 Bb4) 19. Bd4 (19. Nf3 $17 {was necessary.}) 19... Nxd3+ 20. cxd3 f6 21. Nf3 {[#]} Bf4+ (21... b4 $1 $17 {[%cal Rb4a3]} 22. e5 fxe5 23. Nxe5 Bxe5 24. Bxe5 bxa3 25. bxa3 Rb3) 22. Kb1 b4 {Carvalho,P (1786)-Barbosa,R (1537) Porto Alegre 2018 ½-½ (49)}) (8. Bc4 Ke8 9. f3 (9. Bxf6 Nxf6 10. Nxf6+ gxf6 11. Nf3) 9... Nxd5 $15 10. Bxd5 f6 11. Be3 c6 12. Bb3 Nc5 13. Ne2 Ke7 14. O-O-O Nxb3+ 15. cxb3 Be6 16. Nc3 b5 17. Rd3 Rhd8 18. Rhd1 {[%cal Bd3d6]} Bc7 19. Bc5+ Ke8 20. Rxd8+ Bxd8 21. Kc2 Be7 22. b4 a5 {Roos,A (2030)-Dikant,C (2110) France 2006 ½-½ (43)}) (8. O-O-O h6 9. Bxf6+ gxf6 (9... Nxf6 10. Nxf6 gxf6) 10. Nf3 a6 11. Nh4 Bc5 (11... c6 $1 $14) 12. f3 (12. Nxf6 $16 {g3 is the strong threat.} Be7 13. Nxd7 Bxd7 14. Nf5) 12... a5 (12... c6 $14 13. Nxf6 Kc7 14. Nxd7 Bxd7) 13. Bc4 Bd6 (13... f5 $16 14. Nxf5 c6) 14. Nf5 $18 a4 15. g4 h5 16. h4 hxg4 17. fxg4 Rg8 18. h5 Ra5 19. h6 b5 20. Be2 Bb7 21. h7 Rh8 22. Nxd6 cxd6 {Buchkov,N (1919)-Yulchiev,A Zhukovsky 2012 ½-½}) (8. Ne7 Bxe7 9. Bxf6 gxf6 {½-½ (9) Derakhshani,D (2335)-Colovic,D (2395) Novi Sad 2016}) ({RR} 8. Bd3 h6 9. Bxf6+ Nxf6 10. Nxf6 gxf6 11. h3 h5 12. O-O-O h4 13. Nf3 Ke7 14. Ne1 Be6 15. Kb1 Rag8 16. f3 Bc5 17. b3 Rd8 18. Be2 Rxd1+ 19. Bxd1 Rg8 20. Rf1 Be3 21. g4 hxg3 22. Ng2 Bxh3 {Molsa,Y-Suuronen,P (1931) Finland 2005 0-1}) ({RR} 8. Nf3 Ke8 9. Nxf6+ Nxf6 10. Bd3 Be6 11. O-O-O a5 12. h4 h6 13. Be3 a4 14. a3 Ke7 15. Nd2 Rhb8 16. Rdf1 b5 17. f4 Ng4 18. fxe5 Nxe5 19. Bd4 Nxd3+ 20. cxd3 f6 21. Nf3 Bf4+ 22. Kb1 b4 {Carvalho,P (1786)-Barbosa,R (1537) Porto Alegre 2018 ½-½ (49)}) ({RR} 8. Bc4 Ke8 9. f3 Nxd5 10. Bxd5 f6 11. Be3 c6 12. Bb3 Nc5 13. Ne2 Ke7 14. O-O-O Nxb3+ 15. cxb3 Be6 16. Nc3 b5 17. Rd3 Rhd8 18. Rhd1 Bc7 19. Bc5+ Ke8 20. Rxd8+ Bxd8 21. Kc2 Be7 22. b4 a5 {Roos,A (2030)-Dikant,C (2110) France 2006 ½-½ (43)}) ({RR} 8. O-O-O h6 9. Bxf6+ gxf6 10. Nf3 a6 11. Nh4 Bc5 12. f3 a5 13. Bc4 Bd6 14. Nf5 a4 15. g4 h5 16. h4 hxg4 17. fxg4 Rg8 18. h5 Ra5 19. h6 b5 20. Be2 Bb7 21. h7 Rh8 22. Nxd6 cxd6 {Buchkov,N (1919)-Yulchiev,A Zhukovsky 2012 ½-½}) 8... h6 {The position is equal.} 9. Bxf6+ Nxf6 10. Nxf6 gxf6 11. O-O-O Be6 12. Bg2 Ke7 13. Ne2 (13. Nf3 $15) 13... Rhd8 (13... Bxa2 $6 14. b3) 14. Nc3 c6 {Against Nd5+} 15. Kb1 (15. a3 $15) 15... a5 16. b3 Bc5 17. f4 $6 {Inaccuracy. f3 was best.} (17. f3) 17... Bg4 $19 18. Rd3 Rxd3 19. cxd3 Rd8 $6 {Inaccuracy. exf4 was best.} (19... exf4 20. gxf4 Rg8 21. Re1 Bh5 22. Bh3 Bf2 23. Rf1 Bg1 24. e5 fxe5 25. Re1) 20. Kc2 {[#]} b5 $2 {Mistake. exf4 was best.} (20... exf4 21. gxf4 Rg8) 21. h3 $6 {Inaccuracy. f5 was best.} (21. f5 Bd4 22. h3 (22. Re1 Bf2 23. Rc1 Be3 24. Re1) 22... Bxc3 23. hxg4) 21... Bc8 $17 {Threatens to win with ...Rg8.} 22. Ne2 Rg8 {aiming for ...exf4.} 23. Bf3 {[%cal Bf3g4]} Be3 24. f5 Ba6 25. g4 $6 {Inaccuracy. a3 was best.} (25. a3 a4) 25... Rd8 26. Ng3 c5 27. Rd1 c4 $6 {Inaccuracy. Bf2 was best.} (27... b4 $17 {Black wants to play ...Bb5.} 28. Nf1 Bf2) (27... Bf2 28. Nf1 b4 29. Be2 Bb5 30. Rc1 a4 31. Kd2 axb3 32. axb3 Ra8 33. Bd1) 28. Be2 $4 {Blunder. dxc4 was best.} (28. dxc4 Rc8 (28... Rxd1) 29. Be2) 28... cxb3+ $19 29. Kxb3 Rc8 30. Kb2 b4 31. Nf1 $6 {Inaccuracy. d4 was best.} (31. d4 Bxe2 (31... Bxd4+) 32. Nxe2) 31... Bd4+ {Black is winning.} 32. Kb1 Rc3 33. Rc1 Bxd3+ 34. Bxd3 Rxd3 {Weighted Error Value: White=0.49/Black=0.25 (precise) PRECISÃO LICHESS: BRANCAS 88% PRETAS 92%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.19"]
[White "Marcelo Dos Santos Silva"]
[Black "Sophia Magalhães de Lima"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "1965"]
[BlackElo "1479"]
[Annotator "Stockfish 16.1"]
[PlyCount "20"]
[EventDate "2024.??.??"]

{[%evp 10,20,19,5,14,-21,54,-15,101,-26,366,-29,418]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Be7 5. d4 exd4 6. Nxd4 d5 {A28: English Opening: Four Knights Variation.} (6... O-O 7. Nde2 Re8 8. Nf4 {Against d5} Bb4 9. Bd2 d6 10. Be2 Bxc3 11. Bxc3 Ne4 12. Rc1 b6 13. O-O Nxc3 14. Rxc3 Bb7 15. Qd2 a5 16. Nd5 h6 17. Rd1 Ne5 18. Qd4 Nd7 19. b3 Nc5 20. Bf3 Ne6 21. Qg4 Ng5 22. Ne7+ Qxe7 23. Bxb7 Rad8 24. Bc6 Rf8 25. Rcd3 f5 26. Qh5 Kh8 27. g3 Qf6 28. Qe2 Qg6 29. Bg2 Rde8 {[%cal Bf5f4]} 30. h4 Ne4 31. Qc2 Re7 32. a3 Qf6 33. Rd4 g5 34. h5 Nc5 35. b4 axb4 36. axb4 {Cori,J (2652)-Mareco,S (2629) Krasnaya Polyana 2021 1-0}) (6... Bb4 7. Nxc6 (7. Nde2 O-O (7... Ne4) 8. a3 $14 Be7 9. Nf4 d6 10. Be2 Ne5 11. b3 c6 12. Bb2 Bf5 13. O-O h6 14. Nd3 Qc7 15. h3 Rad8 16. f4 (16. Nf4) 16... Ned7 (16... Ng6 $15) 17. Nf2 Qb6 18. Bf3 Nc5 {Against e4} 19. b4 Nd3 $2 (19... d5 $14) 20. Nxd3 $18 Qxe3+ 21. Nf2 {Mica,M (2303)-Nasuta,G (2521) Katowice 2021 0-1 (51)}) 7... Bxc3+ 8. bxc3 dxc6 9. Qc2 (9. Qxd8+ $1 Kxd8 10. Be2) 9... Qe7 $17 10. f3 Be6 11. Rb1 (11. e4) 11... b6 12. Qa4 Bd7 13. Be2 c5 14. Qc2 O-O (14... Bc6 $19 {White must now prevent ...0-0-0.} 15. O-O Rd8) 15. O-O $15 Bc6 16. e4 Rad8 {[%cal Rf6e4]} 17. Bg5 h6 18. Bh4 g5 19. Bf2 {½-½ (19) Gulko,B (2560)-Ivanov,A (2555) St Martin 1992}) ({RR} 6... Bb4 7. Nxc6 Bxc3+ 8. bxc3 dxc6 9. Qc2 Qe7 10. f3 Be6 11. Rb1 b6 12. Qa4 Bd7 13. Be2 c5 14. Qc2 O-O 15. O-O Bc6 16. e4 Rad8 17. Bg5 h6 18. Bh4 g5 19. Bf2 {½-½ (19) Gulko,B (2560)-Ivanov,A (2555) St Martin 1992}) ({RR} 6... Bb4 7. Nde2 O-O 8. a3 Be7 9. Nf4 d6 10. Be2 Ne5 11. b3 c6 12. Bb2 Bf5 13. O-O h6 14. Nd3 Qc7 15. h3 Rad8 16. f4 Ned7 17. Nf2 Qb6 18. Bf3 Nc5 19. b4 Nd3 20. Nxd3 Qxe3+ 21. Nf2 {Mica,M (2303)-Nasuta,G (2521) Katowice 2021 0-1 (51)}) 7. a3 $146 {[#]} (7. cxd5 Nxd5 8. Bb5 (8. Bc4 Nxc3 9. bxc3 O-O (9... Ne5 $5 {[%cal Rc7c5]}) 10. Nxc6 bxc6 11. Bd3 (11. Qxd8 Rxd8 12. e4) 11... Qd5 $15 12. Qc2 $2 (12. e4 $15 Qc5 13. Qc2) 12... Qxg2 $19 13. Bxh7+ Kh8 14. Be4 Bf5 (14... Qh3 $19 {Strongly threatening ...Rd8.} 15. Rg1 Rb8) 15. Bxf5 $2 {[%mdl 8192]} (15. Bxg2 $15 Bxc2 16. Bxc6) 15... Qxh1+ $19 16. Ke2 Rab8 17. Be4 Qg1 18. Bf3 $2 (18. Qd1 $19 Qg4+ 19. Bf3) 18... Bh4 19. Kd3 Rfd8+ 20. Kc4 Be7 {0-1 (20) Benjamin,J (2545)-Wolff,P (2485) New York 1989}) 8... Nxc3 9. bxc3 O-O {Hoping for ...Nxd4.} 10. Nxc6 bxc6 11. Qxd8 Rxd8 12. Bc4 Rb8 {aiming for ...Bf6.} 13. Ke2 Bf6 14. Ba3 Bxc3 15. Rad1 {[%cal Rd1d8]} Be6 16. Bxe6 fxe6 17. Rd3 Rxd3 18. Kxd3 Be5 19. Kc2 Bd6 20. Bb2 e5 21. e4 Kf7 {Adamski,J (2335)-Pinski,J (2352) Poland 2006 ½-½ (49)}) (7. Qa4 Bd7 (7... O-O) 8. cxd5 $16 Nb4 {[#]} 9. Qb3 $1 a5 (9... c6 $16) 10. Bc4 (10. a3 $18 {is more deadly.}) 10... O-O $16 11. O-O Bd6 (11... a4 $16 12. Qd1 c6) 12. a3 $18 Na6 13. Nf3 (13. Qc2 $18) 13... Nc5 {Inhibits e4.} 14. Qd1 (14. Qc2) 14... Re8 15. b3 Ng4 16. Nb5 Qf6 {Prevents Bb2.} 17. Nxd6 cxd6 18. Ra2 a4 19. b4 Ne4 20. Bb2 Qh6 {...Rac8 is the strong threat.} 21. Bd4 Rac8 {Slobodjan,R (2532)-Karpatchev,A (2380) Leutersdorf 2001 1-0 (34)}) ({RR} 7. cxd5 Nxd5 8. Bb5 Nxc3 9. bxc3 O-O 10. Nxc6 bxc6 11. Qxd8 Rxd8 12. Bc4 Rb8 13. Ke2 Bf6 14. Ba3 Bxc3 15. Rad1 Be6 16. Bxe6 fxe6 17. Rd3 Rxd3 18. Kxd3 Be5 19. Kc2 Bd6 20. Bb2 e5 21. e4 Kf7 {Adamski,J (2335)-Pinski,J (2352) Poland 2006 ½-½ (49)}) ({RR} 7. cxd5 Nxd5 8. Bc4 Nxc3 9. bxc3 O-O 10. Nxc6 bxc6 11. Bd3 Qd5 12. Qc2 Qxg2 13. Bxh7+ Kh8 14. Be4 Bf5 15. Bxf5 Qxh1+ 16. Ke2 Rab8 17. Be4 Qg1 18. Bf3 Bh4 19. Kd3 Rfd8+ 20. Kc4 Be7 {0-1 (20) Benjamin,J (2545)-Wolff,P (2485) New York 1989}) ({RR} 7. Qa4 Bd7 8. cxd5 Nb4 9. Qb3 a5 10. Bc4 O-O 11. O-O Bd6 12. a3 Na6 13. Nf3 Nc5 14. Qd1 Re8 15. b3 Ng4 16. Nb5 Qf6 17. Nxd6 cxd6 18. Ra2 a4 19. b4 Ne4 20. Bb2 Qh6 21. Bd4 Rac8 {Slobodjan,R (2532)-Karpatchev,A (2380) Leutersdorf 2001 1-0 (34)}) 7... Bg4 $6 $146 {Inaccuracy. Nxd4 was best.} (7... O-O 8. cxd5 Nxd5 9. Nxc6 bxc6 10. Bd2 Rb8 11. Qc2 Re8 12. Bd3 g6 13. O-O Nf6 {1-0 (21) Khodoskin,D (2146)-Rozumenko,A (1915) ICCF email 2013} 14. b4 Bd6 {[%cal Ba7a5]} 15. e4 (15. h3 $14) 15... a5 16. bxa5 Ng4 17. h3 Ne5 {[#]} (17... Qh4 {remains equal.}) 18. Be2 $1 $16 Qh4 {[%cal Bc8h3]} 19. Qc1 {And now Bg5 would win.} f6 {Inhibits Bg5.} (19... Bg4 $16) 20. f4 $18 Nf7 21. a6 {1-0 (21) Khodoskin,D (2146)-Rozumenko,A (1915) ICCF email 2013}) (7... Nxd4 8. Qxd4 c5 9. Qd1 Bg4 10. Qa4+ Bd7 11. Qd1 dxc4 12. Bxc4 O-O 13. O-O) 8. Be2 $6 {Inaccuracy. Qa4 was best.} (8. Qa4 O-O 9. cxd5 Nxd4 10. Qxd4 c6 11. f3 Bc8 12. dxc6 bxc6 13. Qxd8 Rxd8) 8... Nxd4 $2 {Mistake. Bxe2 was best.} (8... Bxe2 9. Qxe2 O-O (9... Nxd4 10. exd4 dxc4 11. Qxc4 c6 12. O-O O-O 13. Bf4 Re8 14. Rfe1)) 9. Qxd4 $2 {Mistake. Bxg4 was best.} (9. Bxg4 Nc2+ (9... Nxg4 10. Qxd4 f5 11. Qxd5 Qxd5 12. Nxd5 Bd6 13. h3 Ne5 14. b3 O-O-O) 10. Qxc2 Nxg4 11. cxd5) 9... O-O $4 {[%mdl 8192] Blunder. c5 was best.} (9... c5 10. Qd3) 10. O-O $4 {Blunder. Bxg4 was best.} (10. cxd5 Bxe2 11. Kxe2 Bd6) (10. Bxg4 c5 11. Qf4 (11. Qd1 d4 12. exd4 cxd4 13. Nd5 Nxd5 14. cxd5 Qxd5 15. O-O d3)) 10... a6 $4 {[%mdl 40960] Blunder. Bxe2 was best. Weighted Error Value: White=1.55/Black=1.54. An unexpected result. PRECISÃO LICHESS: BRANCAS 59% PRETAS 47%} (10... Bxe2) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.20"]
[White "Joao Guilherme Alves Sabadin"]
[Black "Handel Scholze Marques"]
[Result "0-1"]
[ECO "B27"]
[BlackElo "1587"]
[Annotator "Stockfish 16.1"]
[PlyCount "54"]
[EventDate "2024.??.??"]

{[%evp 17,54,4,16,-12,-9,-10,-6,-10,0,-22,1,-63,-70,-55,-59,-59,-67,-76,-75,-83,12,-127,-128,-125,-125,-226,-195,-187,-190,-344,-344,-390,-385,-406,-371,-409,-408,-430,-432]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 O-O 8. O-O d5 9. exd5 Nxd5 (9... Nb4 {looks sharper.} 10. d6 Qxd6 11. Ncb5 Qb8) 10. Nxc6 {B34: Sicilian: Accelerated Dragon with 5 Nc3: sidelines.} (10. Nxd5 {Threatens to win with Nxc6.} Qxd5 11. Bf3 Qc4 {[%cal Rc6d4]} 12. Nxc6 bxc6 13. c3 Be6 14. Re1 {[%cal Bd1b3]} Bd5 15. Qe2 Qxe2 16. Rxe2 e6 17. Rc1 Bc4 18. Rd2 Bd5 19. c4 Bxf3 20. gxf3 Rfb8 21. b3 a5 {½-½ (21) Guseinov,G (2661)-Mamedov,R (2646) Shusha 2022}) 10... bxc6 11. Nxd5 cxd5 12. c3 {Against d4. The position is equal.} Rb8 13. Rb1 Qa5 14. a3 $6 {Inaccuracy. a4 was best.} (14. a4 Bd7) 14... Bf5 $15 15. Bd3 Bxd3 16. Qxd3 {[#]} Rb3 $146 (16... e5 17. Rfd1 Rfd8 18. Qe2 d4 19. cxd4 exd4 20. Bf4 d3 21. Rxd3 $5 {[%cal Rf4b8]} (21. Qe7 Re8 22. b4 $17 (22. Qd7 Rbd8 $19 (22... Red8 {½-½ (39) Tennert,S (1729)-Peters,T (1528) Willingen 2009} 23. Qc7 Qa6 {keeps the balance.} (23... Qa4 24. Rxd3 $1 $16 {[%mdl 512]} (24. Qxb8 Rxb8 25. Bxb8 Bxb2 26. Rxd3 Bf6 27. Rdb3 Bd4 28. Bg3 Bb6 29. h3 f6 (29... h5 30. h4 $14 (30. Rd3 h4 31. Bh2 {Tennert,S (1729)-Peters,T (1528) Willingen 2009 ½-½ (39)} Qc2 32. Rbd1 Qxf2+ 33. Kh1 g5 34. Bg1 Qf5 35. Bxb6 axb6 36. Rf3 Qe6 37. Rdf1 Kg7 38. Rb1 Qc8 39. Rbf1 {½-½ (39) Tennert,S (1729)-Peters,T (1528) Willingen 2009}))) 24... Qe8 25. Rxd8 Rxd8 26. h3)) 23. Qc6 Re2) 22... Qxa3 23. Qc5) 21... Rxb2 22. Rxb2 Bxb2 23. Bd2) ({RR} 16... e5 17. Rfd1 Rfd8 18. Qe2 d4 19. cxd4 exd4 20. Bf4 d3 21. Qe7 Re8 22. Qd7 Red8 23. Qc7 Qa4 24. Qxb8 Rxb8 25. Bxb8 Bxb2 26. Rxd3 Bf6 27. Rdb3 Bd4 28. Bg3 Bb6 29. h3 h5 30. Rd3 h4 31. Bh2 {Tennert,S (1729)-Peters,T (1528) Willingen 2009 ½-½ (39)}) 17. Rfd1 e6 18. Bd4 Bh6 $6 {Inaccuracy. Bxd4 was best.} (18... Bxd4 19. Qxd4 Rfb8) 19. Be3 $2 {Mistake. h4 was best.} (19. h4) 19... Bxe3 $17 20. Qxe3 Rfb8 {[%cal Bf8b8,Bb8b5,Bb5b4][%mdl 32]} 21. Qe2 $6 {Inaccuracy. h4 was best. [#]} (21. h4 Rxb2) 21... Qb5 $1 $19 22. Qxb5 R8xb5 {KRR-KRR} 23. Rd2 $6 {Inaccuracy. g4 was best.} (23. h4 {is a better defense.}) (23. g4 Rxb2 24. Rxb2 Rxb2 25. Rd4 Rc2 26. Ra4 Rxc3 27. Rxa7 h5 28. g5 h4) 23... Rxc3 24. a4 {Ra1 is the strong threat.} Rb4 25. a5 Rcb3 26. Kf1 Rb5 27. Ke1 Rxa5 {Weighted Error Value: White=0.48/Black=0.16 (very precise) PRECISÃO LICHESS: BRANCAS 89% PRETAS 97%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.21"]
[White "Wellington, Correa Soares"]
[Black "Carlos Alberto Braga Mendes"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1298"]
[BlackElo "1374"]
[Annotator "Stockfish 16.1"]
[PlyCount "21"]
[EventDate "2024.??.??"]

{[%evp 15,20,156,156,106,169,171,29999]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 d5 $6 {Inaccuracy. Nxc3 was best.} (5... Nxc3 6. dxc3 Be7 7. Be3 O-O 8. Qd2 Re8 9. O-O-O Nd7 10. Bd3) 6. Qe2 Be6 (6... Be7 7. Nxe4 dxe4 8. Qxe4 O-O 9. Bc4 Bd6 10. O-O Re8 11. Qd5 Be6 12. Qb5 Bg4 13. Ng5 Re7 14. h3 Bd7 15. Qb3 Qe8 16. d4 Nc6 17. Qd3 g6 18. Qd1 Bf5 19. c3 h6 20. Nf3 Kg7 21. Bd3 {Saveljev,V (2265)-Skatchkov,P (2485) Tomsk 2002 1-0 (34)}) ({RR} 6... Be7 7. Nxe4 dxe4 8. Qxe4 O-O 9. Bc4 Bd6 10. O-O Re8 11. Qd5 Be6 12. Qb5 Bg4 13. Ng5 Re7 14. h3 Bd7 15. Qb3 Qe8 16. d4 Nc6 17. Qd3 g6 18. Qd1 Bf5 19. c3 h6 20. Nf3 Kg7 21. Bd3 {Saveljev,V (2265)-Skatchkov,P (2485) Tomsk 2002 1-0 (34)}) 7. Nxe4 dxe4 8. Qxe4 Qd5 {[#]} (8... Nc6 {8...e7 1.52} 9. Bc4 $18 (9. Bb5 Qd6 (9... Qd5 10. Bxc6+ bxc6 11. Qe5 (11. d3 $1 $16) 11... O-O-O 12. O-O (12. d3 $14) 12... Bd6 (12... Bg4 $5 {[%cal Rg4f3]} 13. Qxd5 Rxd5 $14) 13. Qxd5 Bxd5 14. Nd4 Rhe8 15. d3 Be5 16. Nf3 (16. Nb3 $14) 16... Bf6 (16... Bxf3 $5 17. gxf3 Bf6) 17. Be3 Bxb2 (17... Bxf3 $5 18. gxf3 Bxb2) 18. Rab1 Bf6 19. Bxa7 Bxa2 20. Rb8+ Kd7 21. Rxd8+ Kxd8 22. Bd4 Bd5 (22... Bxd4 23. Nxd4 Kd7) 23. Bxf6+ {Schaffner,L (1553)-Maier,M (1412) Playchess.com INT 2020 ½-½}) 10. Nd4 $18 {[%cal Rd4c6]} Qd5 11. d3 O-O-O 12. Nxc6 bxc6 13. Bxc6 Qa5+ 14. Bd2 Qb6 15. Bc3 Bc5 16. O-O Rd6 17. Ba4 Bd5 18. Qg4+ Kb7 (18... Kb8) 19. g3 $18 h5 20. Qxg7 $2 (20. Qh4 $1 $18 a5 21. Bb3) 20... Rhh6 $2 {[%mdl 8192]} (20... h4 $1 21. Bb3 hxg3 22. Bxd5+ Rxd5 23. hxg3 Rh3) 21. Bb3 Bxb3 (21... Bc6 22. Rad1 Bf3) 22. axb3 $18 h4 {And now ...hxg3 would win.} 23. Qe5 Rhe6 24. Qf4 Qc6 {Hoping for ...h3.} 25. Qxh4 f5 26. Qh3 f4 27. Qg2 f3 28. Qh3 Re2 29. Qg4 Rg6 30. Qf4 Bd6 31. Qa4 Qb6 {[%cal Bd6g3]} 32. d4 $2 (32. Bd4 $18 Bc5 33. Bxc5 Qxc5 34. Qf4 Rxc2 35. Rac1 Rxc1 36. Rxc1) 32... Rxc2 $2 {[%mdl 8192]} (32... Bxg3 $1 33. Ba5 Bxf2+ 34. Kh1 Bg3 35. Rxf3 Rxh2+ 36. Kg1 Bf4+ 37. Rg3 Rxg3+ 38. Kf1 Rf3+ 39. Ke1 Qe6+ 40. Kd1 Qe2#) 33. Ba5 Qa6 34. Qe8 Bxg3 $2 (34... Qd3 35. Qd7 Rg5) 35. Qe4+ $1 $18 Rcc6 {[%cal Bg3h2]} 36. hxg3 Rgf6 37. d5 Rcd6 38. Bb4 {Dominikova,D (1301)-Hrbkova,J (1254) Teplice 2023 1-0})) ({RR} 8... Nc6 9. Bb5 Qd5 10. Bxc6+ bxc6 11. Qe5 O-O-O 12. O-O Bd6 13. Qxd5 Bxd5 14. Nd4 Rhe8 15. d3 Be5 16. Nf3 Bf6 17. Be3 Bxb2 18. Rab1 Bf6 19. Bxa7 Bxa2 20. Rb8+ Kd7 21. Rxd8+ Kxd8 22. Bd4 Bd5 23. Bxf6+ {Schaffner,L (1553)-Maier,M (1412) Playchess.com INT 2020 ½-½}) 9. Bd3 $146 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} (9. Qxd5 Bxd5 10. Be2 Nd7 (10... Bd6 11. O-O O-O 12. b3 (12. d4 $16) 12... Nc6 (12... Re8 $14 13. Bc4 Bxf3 14. gxf3 Nc6) 13. Bb2 a6 14. Nd4 (14. Rfd1 $16) 14... Rfe8 15. Bg4 $2 {[%mdl 8192]} (15. Rae1 $14 {stays ahead.}) 15... Ne5 $2 (15... Nxd4 $1 $19 16. Bxd4 Re4) 16. Bh3 $16 Ng6 (16... g6 $1 $14) 17. Nf5 (17. g3 $1 $16) 17... Be5 (17... Nf4 {remains equal.}) 18. Bxe5 $16 Rxe5 19. Ne3 {Threatens to win with f4.} Bc6 20. d4 Re7 21. d5 Be8 (21... Bd7) 22. Rfe1 Nf4 23. Bg4 g6 {Iliopoulos,A (2053)-Mitsakos,A (1907) Athens 2005 1-0 (39)} (23... Ng6 {might work better.} 24. c4 Bd7 25. Bxd7 Rxd7)) (10... Nc6 11. c3 Bd6 (11... O-O-O 12. d4 Bd6 13. Be3 f5 14. O-O Rhe8 15. Rfe1 h6 16. h4 f4 {1-0 (68) Ramos Alvarez,M (1865)-Roche Peris,E (1758) Barcelona 2017} 17. Bd2 g5 18. hxg5 hxg5 19. Nh2 Rh8 20. Bg4+ Kb8 {[#]} 21. Be6 $1 f3 (21... Ne7 22. Nf3 Rh5) 22. Ng4 Bxe6 23. Rxe6 fxg2 24. Kxg2 Bf4 25. Bxf4 gxf4 26. Rh1 $2 (26. Kf3 $18 {is more deadly.}) 26... f3+ $16 27. Kg1 {Black must now prevent Rxh8.} Rhg8 28. Rh4 a6 {[#]} (28... Na5 $16) 29. Kh2 $1 $18 Nxd4 (29... Rd5 {was called for.} 30. Ne3 Rdg5) 30. cxd4 $18 Rxd4 31. Kg3 Rd2 32. Re3 Rxb2 33. a3 Rb1 34. Kxf3 Rf8+ 35. Ke4 c5 36. f4 Rf1 37. Ne5 {Nd7+ is the strong threat.} Ka7 38. Rf3 Rd1 {Ramos Alvarez,M (1865)-Roche Peris,E (1758) Barcelona 2017 1-0 (68)}) 12. d4 O-O 13. Be3 Ne7 (13... Rfe8 $16) 14. c4 $1 $18 {[%cal Rc4d5]} Bb4+ 15. Bd2 Bxd2+ 16. Kxd2 Be4 17. Kc3 Rac8 18. Rad1 Rfd8 19. Rhe1 f6 20. g3 Bg6 21. Nh4 Be8 22. Bf3 Nc6 23. Nf5 Bg6 {Barreto Filho,C (2273)-Duarte Guimaraes,R (1715) Cidade do Salvador 2009 0-1 (37)} (23... Kf7 24. Ne3 a5)) 11. O-O O-O-O 12. d4 c5 13. Be3 c4 (13... a6 {keeps fighting.} 14. Rfd1 Be7) 14. c3 Bd6 (14... Nb6 15. b3 Kb8) 15. Nd2 $18 b5 16. a4 {1-0 (16) Horak,I (2127)-Gajarsky,R (2008) Slovakia 2006}) ({RR} 9. Qxd5 Bxd5 10. Be2 Nd7 11. O-O O-O-O 12. d4 c5 13. Be3 c4 14. c3 Bd6 15. Nd2 b5 16. a4 {1-0 (16) Horak,I (2127)-Gajarsky,R (2008) Slovakia 2006}) ({RR} 9. Qxd5 Bxd5 10. Be2 Bd6 11. O-O O-O 12. b3 Nc6 13. Bb2 a6 14. Nd4 Rfe8 15. Bg4 Ne5 16. Bh3 Ng6 17. Nf5 Be5 18. Bxe5 Rxe5 19. Ne3 Bc6 20. d4 Re7 21. d5 Be8 22. Rfe1 Nf4 23. Bg4 g6 {Iliopoulos,A (2053)-Mitsakos,A (1907) Athens 2005 1-0 (39)}) ({RR} 9. Qxd5 Bxd5 10. Be2 Nc6 11. c3 Bd6 12. d4 O-O 13. Be3 Ne7 14. c4 Bb4+ 15. Bd2 Bxd2+ 16. Kxd2 Be4 17. Kc3 Rac8 18. Rad1 Rfd8 19. Rhe1 f6 20. g3 Bg6 21. Nh4 Be8 22. Bf3 Nc6 23. Nf5 Bg6 {Barreto Filho,C (2273)-Duarte Guimaraes,R (1715) Cidade do Salvador 2009 0-1 (37)}) 9... Bc5 $6 {Inaccuracy. Nc6 was best. Against Nd4} (9... Nc6) 10. O-O $18 O-O $4 {Checkmate is now unavoidable. Nc6 was best.} (10... Nc6 11. b3 (11. Qxd5) 11... O-O-O) 11. Qxh7# {Weighted Error Value: White=0.20 (precise) /Black=1.89 PRECISÃO LICHESS: BRANCAS 96% PRETAS 63%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.22"]
[White "Johann Rosseto Estebanez"]
[Black "Gabriel Silva Cosme"]
[Result "1/2-1/2"]
[ECO "A00"]
[BlackElo "1577"]
[Annotator "Stockfish 16.1"]
[PlyCount "34"]
[EventDate "2024.??.??"]

{[%evp 11,34,17,18,19,33,6,13,-14,-15,-16,-18,-24,3,-12,0,-28,23,-79,0,-73,-78,-92,-92,-88,-66]} 1. b4 Nf6 2. Bb2 g6 3. e3 Bg7 4. Be2 (4. d4 d6 5. c4 e5 6. dxe5 Ng4 7. Nf3 Nc6 8. Qd2 Ngxe5 9. Nxe5 dxe5 10. Qxd8+ Nxd8 11. Nc3 Ne6 12. O-O-O a5 13. a3 f5 14. c5 axb4 15. axb4 c6 16. Bc4 Ke7 17. Bb3 Bf6 18. Na4 Nc7 {Balaji,A (2334)-Sarana,A (2685) chess.com INT 2023 1-0}) (4. f4 O-O 5. Nf3 d6 6. Be2 Nc6 7. b5 Nb8 8. O-O c5 9. c4 Nbd7 10. a4 b6 11. Qc2 Bb7 12. Nc3 a5 13. h3 e6 14. d3 d5 15. Rad1 Qe7 16. Ne5 Nxe5 17. fxe5 Nd7 18. d4 dxc4 {Corona Monraz,R (1949)-Coca Cubillos,J (1944) chess.com INT 2024 0-1 (35)}) ({RR} 4. d4 d6 5. c4 e5 6. dxe5 Ng4 7. Nf3 Nc6 8. Qd2 Ngxe5 9. Nxe5 dxe5 10. Qxd8+ Nxd8 11. Nc3 Ne6 12. O-O-O a5 13. a3 f5 14. c5 axb4 15. axb4 c6 16. Bc4 Ke7 17. Bb3 Bf6 18. Na4 Nc7 {Balaji,A (2334)-Sarana,A (2685) chess.com INT 2023 1-0}) ({RR} 4. f4 O-O 5. Nf3 d6 6. Be2 Nc6 7. b5 Nb8 8. O-O c5 9. c4 Nbd7 10. a4 b6 11. Qc2 Bb7 12. Nc3 a5 13. h3 e6 14. d3 d5 15. Rad1 Qe7 16. Ne5 Nxe5 17. fxe5 Nd7 18. d4 dxc4 {Corona Monraz,R (1949)-Coca Cubillos,J (1944) chess.com INT 2024 0-1 (35)}) 4... O-O 5. Nf3 $146 (5. c4 b6 6. f4 Bb7 7. Bf3 Nc6 8. a3 d6 9. b5 Na5 10. Bxb7 Nxb7 11. d4 d5 12. Qf3 e6 13. h3 Nd6 14. Nd2 Nfe4 15. cxd5 Nxd2 16. Kxd2 Nc4+ 17. Kc3 exd5 18. Rd1 Re8 19. Rd3 a6 {Stolzenwald,F (1565)-Hippen,M (1773) Hamburg 2013 0-1}) (5. f4 e6 6. Nf3 d5 7. b5 a6 8. a4 c5 9. O-O Nbd7 10. Ne5 Ne4 11. Nc3 Ndf6 12. Bf3 Nd6 13. Ba3 b6 14. Nc6 Qc7 15. Ra2 axb5 16. axb5 Nxb5 17. Nxb5 Qxc6 18. c4 Bb7 19. Nc3 Rfd8 {Hagara,E-Feranec,M Stary Smokovec 1996 1-0}) (5. h4 d6 6. c4 h5 7. d3 e5 8. Nd2 Re8 9. Ne4 Nbd7 10. Nf3 Qe7 11. Qd2 c6 12. a4 d5 13. cxd5 cxd5 14. Neg5 e4 15. Nd4 Ne5 16. b5 Bg4 17. Ba3 Qd8 18. f3 exd3 19. Bxd3 Bd7 {Bach,M (2315)-Rodriguez Lopez,R (2266) Budapest 2012 0-1 (58)}) ({RR} 5. c4 b6 6. f4 Bb7 7. Bf3 Nc6 8. a3 d6 9. b5 Na5 10. Bxb7 Nxb7 11. d4 d5 12. Qf3 e6 13. h3 Nd6 14. Nd2 Nfe4 15. cxd5 Nxd2 16. Kxd2 Nc4+ 17. Kc3 exd5 18. Rd1 Re8 19. Rd3 a6 {Stolzenwald,F (1565)-Hippen,M (1773) Hamburg 2013 0-1}) ({RR} 5. f4 e6 6. Nf3 d5 7. b5 a6 8. a4 c5 9. O-O Nbd7 10. Ne5 Ne4 11. Nc3 Ndf6 12. Bf3 Nd6 13. Ba3 b6 14. Nc6 Qc7 15. Ra2 axb5 16. axb5 Nxb5 17. Nxb5 Qxc6 18. c4 Bb7 19. Nc3 Rfd8 {Hagara,E-Feranec,M Stary Smokovec 1996 1-0}) ({RR} 5. h4 d6 6. c4 h5 7. d3 e5 8. Nd2 Re8 9. Ne4 Nbd7 10. Nf3 Qe7 11. Qd2 c6 12. a4 d5 13. cxd5 cxd5 14. Neg5 e4 15. Nd4 Ne5 16. b5 Bg4 17. Ba3 Qd8 18. f3 exd3 19. Bxd3 Bd7 {Bach,M (2315)-Rodriguez Lopez,R (2266) Budapest 2012 0-1 (58)}) 5... d5 6. O-O Nbd7 7. c4 {A05: Réti Opening: 1 Nf3 Nf6.} c5 (7... c6 8. d4 a5 9. b5 cxb5 10. cxb5 a4 11. Ne5 (11. Nbd2 $14) 11... Ne4 12. Qe1 Qc7 {[%cal Rd7e5]} 13. Nxd7 Bxd7 14. Ba3 Rfc8 15. Bxe7 Bxb5 16. Bb4 (16. Bxb5 $15 Qxe7 17. Bd3) 16... Bxe2 $17 17. Qxe2 Qc4 (17... Bf8 18. Bxf8 Kxf8) 18. Qb2 {[#]} h5 (18... Bf8 $1 $17 19. Bxf8 Kxf8) 19. Na3 (19. Nd2 Qd3 20. Nxe4) 19... Qa6 $17 20. Rfc1 Rc6 21. f3 Ng5 22. Rxc6 bxc6 23. Rc1 Ne6 24. Qd2 Rb8 25. Nc2 Qc4 26. a3 $1 Bh6 27. Ne1 Qb5 28. f4 Bg7 {½-½ (28) Azaladze,S (2443)-Mamedov,R (2660) Baku 2010} (28... Ng7)) 8. b5 {[#]} (8. bxc5 {is more complex.} Nxc5 9. cxd5 Nxd5 10. Bxg7 Kxg7 11. Qc2) 8... a6 $146 (8... b6 9. d3 a6 10. a4 a5 11. Nbd2 Bb7 12. Qb3 Qc7 13. h3 e5 14. cxd5 Nxd5 (14... Bxd5 {1-0 (35) Mittelbachert,U-Kowallik,J Ruhrgebiet 1997} 15. Nc4 Ne8 16. e4 Bb7 17. Nfd2 Kh8 18. g3 f5 {[#]} (18... Nd6 $16 {is a better defense.}) 19. f4 $2 (19. exf5 $1 $18 Rxf5 20. Ne3) 19... fxe4 (19... exf4 $1 20. Rxf4 fxe4) 20. fxe5 $16 Rxf1+ (20... e3 $16 {might work better.}) 21. Rxf1 $18 exd3 22. Bf3 Nf8 23. Bxb7 Qxb7 24. Nd6 $2 (24. Qxd3 $18 {Threatens to win with Ne4.} Ne6 25. Ne4) 24... Nxd6 25. exd6 {Rf7 is the strong threat.} Bxb2 26. Qxb2+ Qg7 27. Qxg7+ Kxg7 28. Rf3 Nd7 {White must now prevent ...Ne5.} 29. Rxd3 Re8 {Against Re3} 30. Nc4 Kg8 31. Kg2 Re4 32. Nxb6 $1 Nxb6 $2 {[%mdl 8192]} (32... c4 $1 {and Black stays safe.} 33. Nxd7 Re2+ 34. Kf3 cxd3) 33. d7 $18 Nxd7 34. Rxd7 {And now b6 would win.} Rxa4 $2 (34... Rb4 35. Kf3 Kf8) 35. b6 {1-0 (35) Mittelbachert,U-Kowallik,J Ruhrgebiet 1997}) 15. Nc4 Rad8) 9. a4 {The position is equal.} axb5 10. axb5 Rxa1 11. Bxa1 b6 12. Nc3 Bb7 13. Bb2 Ne4 (13... dxc4 14. Bxc4 Qc7) 14. Nxe4 $6 {Inaccuracy. cxd5 was best.} (14. cxd5 Nef6 15. Qa1) 14... Bxb2 $6 {Inaccuracy. dxe4 was best.} (14... dxe4 15. Bxg7 exf3 16. Bxf8 fxe2 17. Qxe2 Nxf8) 15. Ng3 $6 {Inaccuracy. cxd5 was best.} (15. cxd5 Bxd5 16. Nc3 Bxc3 17. dxc3 Bb7 18. c4 Qc8 19. Qa1 Rd8 20. Rd1 Qc7) 15... Bg7 $17 {Black is better.} 16. Qa4 Qa8 17. Qc2 Ne5 {Weighted Error Value: White=0.41/Black=0.20 (precise) PRECISÃO LICHESS: BRANCAS 88% PRETAS 92%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.23"]
[White "Luiz Jose Vieira Da Cruz"]
[Black "Jose Lourenco Kallas"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1435"]
[BlackElo "1278"]
[Annotator "Stockfish 16.1"]
[PlyCount "57"]
[EventDate "2024.??.??"]

{[%evp 9,57,103,127,49,111,96,150,117,171,119,130,103,127,116,193,156,227,180,180,185,189,173,165,166,160,151,198,189,207,148,158,126,126,111,124,116,221,186,171,172,257,223,225,207,230,230,212,0,0,4]} 1. e4 g6 2. d4 Bg7 3. Nf3 e6 4. Bd3 Ne7 5. Nc3 (5. c3 b6 6. Nbd2 Bb7 7. h4 h6 8. Qe2 d6 9. Nf1 Nd7 10. Ng3 c5 11. O-O Qc7 12. a4 a6 13. Be3 Nf6 14. Nd2 Nc6 15. Rac1 Qe7 16. Nc4 Nd7 17. Bf4 e5 18. dxe5 Ncxe5 19. Rfd1 Nxc4 {Andreikin,D (2725)-Anurag,M (2499) Chess.com INT 2021 0-1 (69)}) (5. O-O d5 6. e5 c5 7. c3 Nbc6 8. Na3 a6 9. Re1 cxd4 10. cxd4 O-O 11. Nc2 f6 12. b3 fxe5 13. dxe5 Rxf3 14. gxf3 Nxe5 15. Rb1 N7c6 16. Bf1 Qh4 17. Bg2 Bd7 18. Ne3 Rf8 19. Bb2 h5 {Wang,H-Hu,Z (1641) Shanghai CHN 2024 ½-½}) ({RR} 5. c3 b6 6. Nbd2 Bb7 7. h4 h6 8. Qe2 d6 9. Nf1 Nd7 10. Ng3 c5 11. O-O Qc7 12. a4 a6 13. Be3 Nf6 14. Nd2 Nc6 15. Rac1 Qe7 16. Nc4 Nd7 17. Bf4 e5 18. dxe5 Ncxe5 19. Rfd1 Nxc4 {Andreikin,D (2725)-Anurag,M (2499) Chess.com INT 2021 0-1 (69)}) ({RR} 5. O-O d5 6. e5 c5 7. c3 Nbc6 8. Na3 a6 9. Re1 cxd4 10. cxd4 O-O 11. Nc2 f6 12. b3 fxe5 13. dxe5 Rxf3 14. gxf3 Nxe5 15. Rb1 N7c6 16. Bf1 Qh4 17. Bg2 Bd7 18. Ne3 Rf8 19. Bb2 h5 {Wang,H-Hu,Z (1641) Shanghai CHN 2024 ½-½}) 5... d5 (5... O-O 6. O-O (6. h4 $16) 6... d5 7. Be3 (7. Bf4 $16) 7... b6 (7... c5 $1 {keeps the balance.}) 8. h3 Bb7 {[%cal Bc7c5]} 9. Qd2 (9. e5 $14) 9... Nd7 (9... c5 $5 {[%cal Rb8c6]}) 10. Rad1 Nf6 (10... c5) 11. e5 $16 Ne4 12. Qe1 Qd7 13. Bc1 Nxc3 14. Qxc3 Qa4 $2 {[%mdl 8192]} (14... c5 $16 {is tougher.}) 15. Qxc7 $18 Qc6 16. Qxc6 $2 (16. Qxe7 f6 17. exf6 Bxf6 18. Qa3) 16... Nxc6 $18 17. Bd2 a5 18. Ra1 {½-½ (18) Dubov,D (2710)-Afanasiev,N (2533) Sochi 2023} (18. c3 $18)) 6. e5 $146 {B06: Modern Defence.} (6. O-O O-O 7. Re1 Nbc6 8. Be3 Nb4 {[%cal Bc7c5]} 9. Rc1 Nxd3 (9... dxe4 {remains equal.} 10. Bxe4 f5) 10. cxd3 $16 c6 11. b4 b5 (11... h6 $14) 12. e5 h6 13. a3 a6 (13... a5 $16) 14. Rb1 (14. Ne2 $18) 14... Bd7 15. Bf4 (15. Ne2 $16) 15... g5 $14 16. Bxg5 $2 {[%mdl 8192]} (16. Be3 $14 {stays ahead.}) 16... hxg5 $19 17. Nxg5 {White threatens Qh5 and mate.} f6 18. exf6 Bxf6 19. Nf3 (19. Qh5 $17 Bxg5 20. Qxg5+ Kf7 21. Qh5+ Kg7 22. Qe5+ Kg8 23. Qg5+ Kf7 24. Qh5+ Kg7 25. Qe5+ Rf6 26. Re3) 19... Ng6 $19 20. Ne5 Qe8 {Duarte,G-Belle,D Florianopolis 2019 0-1 (38)}) (6. h4 $16) ({RR} 6. O-O O-O 7. Re1 Nbc6 8. Be3 Nb4 9. Rc1 Nxd3 10. cxd3 c6 11. b4 b5 12. e5 h6 13. a3 a6 14. Rb1 Bd7 15. Bf4 g5 16. Bxg5 hxg5 17. Nxg5 f6 18. exf6 Bxf6 19. Nf3 Ng6 20. Ne5 Qe8 {Duarte,G-Belle,D Florianopolis 2019 0-1 (38)}) 6... a6 (6... c5 $14) 7. Bf4 Nbc6 $6 {Inaccuracy. c5 was best. [#]} (7... c5 8. dxc5 Qa5 9. h4 h6 10. O-O Nd7 11. Re1 Nxc5 12. Qd2) 8. O-O $146 {White is clearly better.} (8. a4 h6 (8... Nf5 9. Bg5 f6 10. exf6 Bxf6 11. Bxf6 Qxf6 12. Bxf5 gxf5 13. O-O Bd7 14. Qd2 {0-1 (35) Baltagaru,M (1001)-Antal,A (1191) Calimanesti 2015} Rg8 15. Qf4 (15. b4 $16) 15... Qg6 $2 (15... O-O-O $1 $15 {keeps the upper hand.}) 16. Nh4 $2 {[%mdl 8192]} (16. g3 $16 {and life is bright.}) 16... Qg4 $19 17. Ne2 $2 (17. Qxg4 {was necessary.} Rxg4 18. Nf3) 17... Qxe2 $19 18. Rac1 Qg4 19. Qh6 Qg7 20. Qh5+ Qf7 21. Qxf7+ Kxf7 22. c3 Rg4 23. Nf3 Rg7 24. Rfe1 Rag8 25. g3 Re8 26. Ne5+ Nxe5 27. Rxe5 Bxa4 28. Ra1 Bd7 29. b4 Bb5 30. Kg2 h5 31. h4 Rh8 32. Ree1 Bd7 33. f4 Rhg8 34. Re5 Ra8 35. Ra2 b6 {0-1 (35) Baltagaru,M (1001)-Antal,A (1191) Calimanesti 2015})) 8... Nf5 (8... h6 $16 {keeps fighting.}) 9. Bxf5 (9. Ne2 $18) 9... exf5 $16 10. Qd2 Be6 11. Bh6 O-O $6 {Inaccuracy. Bxh6 was best.} (11... Bxh6 12. Qxh6 Qe7 13. Ne2 O-O-O 14. c3 Rdg8 15. Ng5 Qf8 16. Qxf8+ Rxf8 17. Nf4) 12. Ne2 b5 (12... Re8 $16 13. Bxg7 Kxg7) 13. Bxg7 Kxg7 14. Nf4 h6 15. Qc3 Qd7 16. Qe3 Na5 17. b3 Rac8 18. h4 c6 19. Nh2 Qe7 20. Qg3 Nb7 21. Nh5+ Kh8 22. Nf6 {Black must now prevent h5.} Kg7 $6 {Inaccuracy. Nd6 was best.} (22... Rfd8 $16) (22... Nd6 23. Qf4) 23. Rfe1 c5 24. c3 c4 (24... b4 {is a better defense.} 25. cxb4 cxd4) 25. Re3 a5 26. Qf4 Rh8 27. Rg3 b4 28. Re3 $4 {Blunder. bxc4 was best. [#]} (28. cxb4 $18 {aiming for h5.} axb4 29. h5) (28. bxc4 Rxc4 29. Nf1 bxc3 30. Ne3 Rc6 31. Nfxd5 Qa3 32. Rf1 Kf8 33. Nf6 Qa4) 28... cxb3 29. axb3 {[%mdl 32768] Weighted Error Value: White=0.37/Black=0.30. Loss on time!? PRECISÃO LICHESS: BRANCAS 90% PRETAS 92%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "Rio de Janeiro"]
[Date "2024.08.03"]
[Round "3.24"]
[White "Paulo Henrique Pfitzner"]
[Black "Lucas do Nasc. de Araujo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1407"]
[Annotator "Stockfish 16.1"]
[PlyCount "84"]
[EventDate "2024.??.??"]

{[%evp 9,84,35,83,-2,-3,-62,31,-356,-80,-78,-83,-80,-60,-49,-60,-56,1,-58,65,-103,-13,-14,-12,-16,-19,-23,118,34,32,-71,38,39,37,35,154,132,197,202,439,441,648,636,643,636,643,634,639,625,616,613,703,608,603,602,604,603,591,578,604,583,590,0,0,0,234,246,240,16,15,14,12,6,25,0,6,0,0]} 1. d4 d5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bg5 e6 5. e4 h6 (5... Be7 6. Bxf6 Bxf6 7. Bb5 O-O {[%cal Bc6d4]} 8. O-O Nb8 9. Qd2 b6 10. Rfe1 c6 11. Bd3 Ba6 12. Rad1 Bxd3 13. Qxd3 Nd7 14. Ne2 Qc7 15. c3 (15. e5 $5 {[%cal Re5f6]} Be7 16. c4 $14) 15... dxe4 16. Qxe4 c5 17. Nf4 cxd4 18. Nxd4 Bxd4 19. Qxd4 Nf6 20. Qd6 Qb7 21. Rd4 Rac8 22. Nd3 Qa8 23. Ne5 Rcd8 24. Qb4 Rxd4 25. Qxd4 Rd8 26. Qa4 h6 27. h3 Rd2 28. Nc4 Rd8 29. Ne5 Qb7 30. Rd1 Rd5 31. Nf3 b5 {½-½ (31) Fawzy,A (2535)-Aravindh,C (2649) Doha 2023}) (5... dxe4 6. Nxe4 Be7 7. Bxf6 gxf6 8. c3 Qd5 (8... f5 9. Ng3 h5 10. h4 Bd7 11. Bc4 Na5 (11... Bd6 {keeps the balance.}) 12. Bd3 (12. Be2 $5 {[%cal Rb2b4]}) 12... c5 13. dxc5 (13. d5 $14) 13... Qc7 14. b4 Nc6 15. Qe2 Bf6 16. Rc1 (16. O-O $1 O-O-O 17. Rfc1) 16... O-O-O $15 17. O-O Rdg8 (17... Ne5 $15) 18. b5 Ne5 $1 19. c6 $1 bxc6 20. bxc6 $2 {Kaminski,V (2247)-Tabuenca Mendataurigoitia,D (2360) chess.com INT 2024 0-1 (42)} (20. Rfd1)) 9. Bd3 b6 10. Qe2 Bb7 11. Bc4 Qf5 {[%cal Bc6d4]} 12. Ng3 $1 {[%cal Rg3f5]} Qf4 13. d5 (13. Ba6 $1 $16 {[%cal Ra6b7]} O-O-O 14. a4) 13... Na5 (13... Ne5 $14 14. Nxe5 Qxe5) 14. Bb5+ $16 c6 15. dxc6 Nxc6 16. Nd4 $1 Rc8 17. O-O $1 O-O (17... Rg8 $16 18. Rae1 Rg6) 18. Bxc6 $18 Rxc6 19. Nxc6 Bxc6 20. Rfd1 {Berezjuk,S (2405)-Mudrak,J (2285) Czech Republic 1999 0-1}) ({RR} 5... dxe4 6. Nxe4 Be7 7. Bxf6 gxf6 8. c3 Qd5 9. Bd3 b6 10. Qe2 Bb7 11. Bc4 Qf5 12. Ng3 Qf4 13. d5 Na5 14. Bb5+ c6 15. dxc6 Nxc6 16. Nd4 Rc8 17. O-O O-O 18. Bxc6 Rxc6 19. Nxc6 Bxc6 20. Rfd1 {Berezjuk,S (2405)-Mudrak,J (2285) Czech Republic 1999 0-1}) ({RR} 5... dxe4 6. Nxe4 Be7 7. Bxf6 gxf6 8. c3 f5 9. Ng3 h5 10. h4 Bd7 11. Bc4 Na5 12. Bd3 c5 13. dxc5 Qc7 14. b4 Nc6 15. Qe2 Bf6 16. Rc1 O-O-O 17. O-O Rdg8 18. b5 Ne5 19. c6 bxc6 20. bxc6 {Kaminski,V (2247)-Tabuenca Mendataurigoitia,D (2360) chess.com INT 2024 0-1 (42)}) 6. Bh4 $6 {Inaccuracy. Bxf6 was best. C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} (6. Bxf6 gxf6 7. exd5 (7. Bb5 dxe4 8. Nxe4 f5 9. Nc3 Bd7 10. O-O Bg7) 7... exd5 8. Bb5) 6... g5 7. Bg3 (7. exd5 exd5 8. Bg3) 7... Bb4 $146 {Inaccuracy. Nxe4 was best. [#]} (7... dxe4 8. Nd2 (8. Ne5) 8... Qxd4 $2 {[%mdl 8192]} (8... a6 $15 9. h4 g4) 9. Nb5 $18 Qxb2 10. Nxc7+ Ke7 {[%cal Bc6d4]} 11. Nxa8 (11. Rb1 $18 Qc3 12. Rb3) 11... Nd4 $16 12. Rc1 $1 {Strongly threatening c3.} Nd5 $2 (12... Qc3 $16) 13. Nc4 Qc3+ 14. Qd2 Bg7 15. Qxc3 Nxc3 16. Bd6+ Kd7 17. Be5 Bxe5 18. Nxe5+ Ke7 19. Nc7 $2 (19. Kd2 $1 $18 {[%cal Rd2c3]} Nd5 20. c4) 19... Rd8 {[%cal Bd4c2] (  ...Nxc2+!)} 20. a4 $2 {[%mdl 8192]} (20. Bc4 $14) 20... Nxc2+ {0-1 (20) De Pauli,F-Montoro,G Villa Ballester 1992}) (7... Nxe4 8. Nxe4 dxe4 9. Ne5 Qxd4 10. Nxc6 Qxd1+ 11. Rxd1 bxc6 12. Bxc7) ({RR} 7... dxe4 8. Nd2 Qxd4 9. Nb5 Qxb2 10. Nxc7+ Ke7 11. Nxa8 Nd4 12. Rc1 Nd5 13. Nc4 Qc3+ 14. Qd2 Bg7 15. Qxc3 Nxc3 16. Bd6+ Kd7 17. Be5 Bxe5 18. Nxe5+ Ke7 19. Nc7 Rd8 20. a4 Nxc2+ {0-1 (20) De Pauli,F-Montoro,G Villa Ballester 1992}) 8. Qd3 $4 $146 {Blunder. exd5 was best.} (8. exd5 exd5 9. Bb5 O-O 10. O-O Bxc3 11. bxc3 Bg4 12. Re1 Ne4 13. c4 Bxf3) (8. e5 Ne4 9. Qd3 Bd7 10. Nd2 (10. Be2 Qe7 11. a3 Bxc3+ 12. bxc3 O-O-O 13. O-O Na5 $15 (13... f6 14. exf6 Qxf6 {½-½ (29) Siewert,P-Karg,O Germany 1999} 15. Ne5 (15. Rab1 $18 {[%cal Bd3a6] And now Qa6! would win.} Rdf8 16. Be5 Nxe5 17. Nxe5) 15... Nxg3 16. fxg3 Qg7 $2 {[%mdl 8192]} (16... Nxe5 {and Black has nothing to worry.} 17. Rxf6 Nxd3 18. Bxd3 Rdf8) 17. Nf7 $18 Rhg8 {Threatens to win with ...Rdf8.} 18. Nxd8 Rxd8 19. Bh5 Be8 20. Bxe8 Rxe8 21. Rab1 b6 22. Qb5 Kb7 23. a4 {Hoping for a5.} a5 (23... a6 24. Qc5 Nb8) 24. Rf2 Rd8 25. Rbf1 h5 26. Rf7 Qg8 27. R7f6 h4 28. gxh4 gxh4 29. h3 {½-½ (29) Siewert,P-Karg,O Germany 1999}))) 8... Bxc3+ $4 {Blunder. dxe4 was best.} (8... dxe4 9. Qe3 Nd5 10. Qxe4 Nxc3 11. Qd3 Ne4+ 12. c3 Nxg3 13. hxg3 Bf8 14. O-O-O) 9. Qxc3 $17 Nxe4 10. Qe3 Nxg3 11. hxg3 {[%cal Bf3g5]} f6 12. Bb5 Bd7 $6 {Inaccuracy. Qd6 was best.} (12... Qd6 13. O-O-O (13. Bxc6+) 13... Bd7) 13. O-O-O $6 {Inaccuracy. Bxc6 was best.} (13. Bxc6 bxc6 (13... Bxc6 14. Qxe6+ Qe7 15. Qxe7+ Kxe7 16. Nh2 Bd7 17. Nf1 h5 18. Kd2 c6) 14. O-O-O) 13... a6 $6 {Inaccuracy. Qe7 was best.} (13... Qe7 14. Rde1) 14. Bd3 $2 {Mistake. Bxc6 was best. [#]} (14. Bxc6 bxc6 (14... Bxc6) 15. Rh5) 14... Nb4 $6 {Inaccuracy. Qe7 was best.} (14... Qe7 15. Bg6+ Kd8 16. a3 Qg7 17. Bd3 Kc8 18. Nd2 Kb8 19. Nb3 Ka7 20. Nc5) 15. Bg6+ Kf8 $1 16. a3 Nc6 17. Bh5 b5 $2 {Mistake. Kg7 was best.} (17... Qe7 {remains equal.}) (17... Kg7 18. g4) 18. Qd3 $6 {Inaccuracy. Ne1 was best.} (18. Ne1 Be8) 18... Be8 19. Bg4 $2 {Mistake. Bxe8 was best.} (19. Bxe8 Qxe8 20. g4 (20. Nd2 Na5 21. Qc3 Nc4 22. Nb3 Qf7 23. Nc5 Kg7 24. b3 Nd6)) 19... f5 $2 {Mistake. Qd6 was best.} (19... Qd6 20. Rde1) 20. Bh5 $14 Bxh5 21. Rxh5 {[%cal Bf3g5] aiming for Nxg5!} g4 $2 {Mistake. Kg7 was best.} (21... Kg7 22. Re1 Qd6 23. Rhh1 Rae8 24. Kb1 Rhf8 25. Qd2 Rh8 26. Re2 a5 27. Re3) 22. Nd2 Qe8 (22... Qd6 $16 {was worth a try.}) 23. Rdh1 $18 e5 $2 {Mistake. Qe7 was best.} (23... Kg7 24. Nb3 Qe7) (23... Qe7 24. Nb3) 24. Qxf5+ Ke7 $6 {Inaccuracy. Qf7 was best.} (24... Qf7 25. Qxg4 (25. dxe5 Qxf5 26. Rxf5+ Ke7 $16) 25... Rg8 (25... Ke7 26. dxe5 Rag8 27. Qh4+ Kd7 28. Qh3+ Kd8 29. Rxh6 Rxh6 30. Qxh6)) 25. Rxh6 {White threatens Qe6+ and mate.} Rxh6 26. Rxh6 Qf7 {Prevents Qf6+.} 27. Rh7 Rf8 28. Rxf7+ Rxf7 29. Qg5+ Rf6 30. f4 exf4 31. gxf4 Nxd4 32. Qg7+ Ke6 33. Qxg4+ Ke7 34. g3 Re6 35. c3 $4 {Blunder. Kd1 was best.} (35. Kd1 c5 (35... b4 36. Qg7+ Kd6 37. Qxd4 bxa3 38. bxa3 Rh6 39. Nf3 Rh1+ 40. Ke2) 36. Qg5+ Kd7 37. Qxd5+ Rd6 38. Qb7+ Ke8 39. Ne4) 35... Re1+ 36. Qd1 Rxd1+ $4 {Blunder. Ne2+ was best.} (36... Ne2+ 37. Kc2 Rxd1 38. Kxd1 Nxg3 39. Nb3 Nh5 40. Nc5 Kd6 41. Nxa6 Nxf4 42. b4) 37. Kxd1 {[%mdl 4096] Endgame KN-KN} Nf5 {[#]} 38. g4 $4 {Blunder. Nf1 was best.} (38. Nf1) 38... Ne3+ 39. Ke2 Nxg4 40. Kf3 Nh6 41. Nf1 (41. b4 $5 {[%cal Rd2b3]}) 41... Ke6 42. Ne3 c5 {Weighted Error Value: White=0.73/Black=0.72 PRECISÃO LICHESS: BRANCAS 79% PRETAS 82%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.1"]
[White "Laba, Otavio De Souza"]
[Black "Souza, Iago Henrique da Si"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1918"]
[BlackElo "2036"]
[Annotator "Stockfish 16.1"]
[PlyCount "75"]
[EventDate "2024.??.??"]

{[%evp 23,26,3,8,0,54]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 (10. Nc3 c6 11. a5 Be7 12. b4 Bf5 13. Ne2 O-O 14. c3 Qd7) 10... Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} (13. Qe3+ Be6 14. Nc3 a6 15. Rd1 Qc6 16. Rd3 Be7 17. Ne2 Bc4 18. Rd4 Be6 19. Rd3) (13. Re1+ Be6 14. Qh4 Be7 15. Bg5 Qb4 16. Qxb4 Bxb4 17. c3 Bd6) 13... Qe6 14. Qd4 Qd6 {[#] PRECISÃO LICHESS: BRANCAS 95% PRETAS 95%} {Predecessor:} 15. Qe3+ $146 Be7 16. Nc3 c6 17. Re1 Be6 18. Ne4 Qc7 19. Nc5 Bxc5 20. Qxc5 Qe7 21. Qe5 O-O 22. Ra3 Rfe8 23. Rg3 f6 24. Qe2 Qd7 25. Be3 Bf7 26. h3 b6 27. Rd1 Qf5 28. Rd6 Re6 29. Qd2 Rxd6 30. Qxd6 Qe6 31. Qc7 Qc8 32. Qf4 Qe6 33. Bd4 Rd8 34. Bxf6 Rd1+ 35. Kh2 Bg6 36. Qb8+ Kf7 37. Bc3 h5 38. Qh8 {1-0 (36) Grandelius,N (2664)-Navara,D (2678) Chess.com INT 2024} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.2"]
[White "Santos Filho, Tadeu Sousa"]
[Black "Akiama, Moises Hiroshi Ogaw"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1992"]
[Annotator "Stockfish 16.1"]
[PlyCount "73"]
[EventDate "2024.??.??"]

{[%evp 10,73,21,0,50,-24,-29,-25,39,-12,-18,-17,-15,-18,-11,-18,-15,-15,-17,-8,-10,-35,-10,-9,216,171,197,167,258,224,220,225,218,221,315,314,379,314,365,247,239,189,539,535,29961,29956,729,500,496,340,340,230,29960,29961,29995,29972,786,483,29994,0,29996,-29992,29998,29997,29999,29985]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Ne5 Qc7 {D13: Slav Defence: Exchange variation without ...Bf5.} ({RR} 6... Bd7 7. Bf4 e6 8. e3 Nxe5 9. Bxe5 Ne4 10. Qb3 Qa5 11. Bd3 Nxc3 12. bxc3 Rc8 13. Qxb7 f6 14. Bg3 Rxc3 15. Qa6 Qxa6 16. Bxa6 Ra3 17. Bb7 Bb4+ 18. Ke2 Bb5+ 19. Kf3 Bd3 20. Rhc1 O-O 21. Bc8 {Sergeev,V (2455)-Dovzik,J (2405) Tatranska Lomnica 1997 ½-½}) ({RR} 6... Qb6 7. Nxc6 bxc6 8. e3 Bf5 9. Be2 e6 10. O-O Bd6 11. h3 O-O 12. Na4 Qc7 13. Bd2 Ne4 14. Rc1 Rab8 15. Bf3 Rb5 16. Bxe4 Bxe4 17. Bc3 Qd7 18. Nc5 Bxc5 19. dxc5 f6 20. b4 e5 21. f4 {Prestia,P (2059)-Grigoriants,S (2536) chess.com INT 2024 ½-½ (36)}) 7. f4 $6 {Inaccuracy. Bf4 was best.} (7. Bf4 Qb6 8. e3 Qxb2 9. Rc1 e6 10. Bb5 Bd7 11. O-O Be7) 7... Bf5 8. e3 a6 (8... e6) 9. Bd3 $146 (9. g4 $14 Nxe5 10. fxe5 Bxg4 11. Qb3) (9. Be2 e6 10. a3 Ne4 11. Nxe4 Bxe4 12. O-O f6 13. Nd3 Bxd3 14. Bxd3 f5 15. Bd2 {1-0 (43) Zschischang,M (2083)-Zeller,E (1986) Goettingen 2022}) ({RR} 9. Be2 e6 10. a3 Ne4 11. Nxe4 Bxe4 12. O-O f6 13. Nd3 Bxd3 14. Bxd3 f5 15. Bd2 Be7 16. Qh5+ g6 17. Qh6 Bf8 18. Qh4 Be7 19. Qh3 Bf6 20. Rac1 Qf7 21. Rc2 O-O 22. Rfc1 Be7 23. Qf3 Bd6 {Zschischang,M (2083)-Zeller,E (1986) Goettingen 2022 1-0 (43)}) 9... Bxd3 10. Qxd3 e6 11. a3 {Prevents Bb4.} Rc8 12. O-O Bd6 13. Bd2 Ne7 14. Rac1 {[%cal Bc3b5] [#] Nb5! is the strong threat.} Qd8 15. Rb1 b5 16. Be1 Rxc3 $4 {Blunder. Nf5 was best.} (16... Nf5 17. b4) 17. Bxc3 Ne4 18. Bb4 Bxe5 (18... h5 {is a better defense.} 19. Bxd6 Nxd6) 19. Bxe7 (19. fxe5 O-O 20. Rbc1 h6 $18) 19... Qxe7 20. fxe5 O-O 21. Rbc1 Qb7 $6 {Inaccuracy. Qg5 was best.} (21... Qg5 22. Rc6 (22. Rf4 h5 23. Qe2 Rb8 24. Rc7 Rf8 25. Qc2 h4 26. Qe2 Qh6 27. Qf1) 22... a5) 22. Qc2 $18 b4 23. Qc6 $6 {Inaccuracy. Qc7 was best.} (23. Qc7 Qxc7 24. Rxc7 b3 25. Rfc1 h5 26. Rb7 h4 27. Rxb3 a5 28. Rb5 a4) 23... Qb8 24. Qxa6 $6 {Inaccuracy. a4 was best.} (24. a4 Nd2 25. Rfe1 a5 26. Qc7 Nc4 27. Qxb8 Rxb8 28. b3 Nd2 29. Red1 Ne4) 24... bxa3 25. bxa3 $6 {Inaccuracy. Qxa3 was best. aiming for Qe2.} (25. Qxa3 h5 26. Rc2 Qb7 27. Rb1 Qb5 28. Rd1 Qb7 29. Qd3 Rb8 30. Rb1 Qe7) 25... Qb2 $4 {Blunder. Qb3 was best.} (25... Qb3 26. Rce1 h6 27. Qa5 Rb8 28. Qc7 Rb7 29. Qc6 Kh7 30. h3 Nd2 31. Rf4) 26. Rc8 {Threatening mate with Rxf8+.} g6 $6 {Inaccuracy. Qxa3 was best.} (26... Qxa3 27. Qxa3 Rxc8 28. Qe7 Rf8 29. Rd1 g6 30. Qb7 g5 31. h3 h6 32. Rb1) 27. Rxf8+ Kxf8 {KQR-KQN} 28. Qc8+ $6 {Inaccuracy. Qa7 was best.} (28. Qa7 Ng5 29. h4 Qb5 30. hxg5 Qe8 31. a4 Kg7 32. a5 h6 33. gxh6+ Kxh6) 28... Kg7 29. Qc1 $6 {Inaccuracy. Qc7 was best.} (29. Qc7 Kh6 30. Qxf7 Qxa3 31. Qf8+ Qxf8 32. Rxf8 Kg7 33. Rf1 h5 34. h4 Kg8) 29... Qb3 30. h3 $6 {Inaccuracy. a4 was best.} (30. a4 Nc3 31. Qe1 Ne4 32. a5 Qa3 33. Kh1 Qd3 34. Rf3 Qa3 35. h3 g5) 30... Qa2 $4 {Blunder. Ng3 was best.} (30... Ng3 31. Rf2 (31. Re1) 31... Qa4) 31. Qc7 Qxa3 $4 {Checkmate is now unavoidable. Kh6 was best.} (31... Kh6 32. Qxf7 Qe2 33. Qf8+ Kh5 34. Qf3+ Qxf3 35. Rxf3 g5 36. a4 Kh4 37. a5) 32. Qxf7+ $4 {Lost forced checkmate sequence. Rxf7+ was best.} (32. Rxf7+ Kh6 33. Rxh7+ Kg5 34. Qd8+ Qe7 35. Qxe7+ Kf5 36. g4#) 32... Kh6 33. Qf8+ Kh5 $4 {Checkmate is now unavoidable. Qxf8 was best.} (33... Qxf8 34. Rxf8 Kg7 35. Rf1 h5 36. h4 Kg8 37. Rf4 Kg7 38. Rf3 Kg8 39. Rf1) 34. Rf7 $4 {Lost forced checkmate sequence. g4+ was best.} (34. g4+ Kh4 35. Qh6+ Kg3 36. Qf4+ Kxh3 37. Qh2+ (37. Rf3+ Kh4 38. g5+ Kh5 39. Rh3#) 37... Kxg4 38. Rf4+ Kg5 39. Qh4#) 34... h6 $4 {[%mdl 8192] Checkmate is now unavoidable. Qxe3+ was best. [#]} (34... Qxe3+ 35. Kh1 Qe1+ 36. Kh2 Qg3+ 37. Kg1) 35. Rh7 $4 {[%mdl 8192] Lost forced checkmate sequence. g4+ was best.} (35. g4+ Kh4 36. Qxh6+ Kg3 37. Qf4+ Kxh3 38. Rh7#) 35... Kg5 $4 {[%mdl 8192] Checkmate is now unavoidable. Qxf8 was best.} (35... Qxf8 36. Kh2 Qf2 37. Rb7 Qg3+ 38. Kg1 Qe1+ 39. Kh2 Nf2 40. Rb1 Qxb1 41. e4) 36. Qd8+ Kf5 37. Rf7+ {Weighted Error Value: White=0.66/Black=1.26 PRECISÃO LICHESS: BRANCAS 52% PRETAS 48%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.3"]
[White "Ramos, Angelo Bil"]
[Black "De Oliveira, Luis Felipe Garcia"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1957"]
[Annotator "Stockfish 16.1"]
[PlyCount "137"]
[EventDate "2024.??.??"]

{[%evp 16,137,19,14,150,37,33,14,16,0,143,98,101,69,141,109,183,46,41,33,34,46,66,54,160,73,194,57,185,90,85,81,81,85,161,162,175,165,195,139,178,174,196,146,183,179,184,185,183,183,169,89,186,147,215,126,192,185,206,109,100,76,116,113,105,83,82,67,84,5,6,7,117,19,90,16,27,28,66,53,55,59,141,52,143,98,129,118,103,2,5,0,0,0,0,0,10,27,29947,7739,1971,-316,-280,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29985,-29985,-29986,-29986,-29987,-29989,29985,29987]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Qb3 Bxc3+ 9. Qxc3 Qg6 $146 {Mistake. dxc4 was best. E22: Nimzo-Indian: 4 Qb3.} (9... dxc4 10. Qxc4 (10. Bxc4 c5 $14) 10... Nc6) (9... c6 10. Be2 b6 11. O-O Bb7 12. Ne5 Qe7 13. Rac1 Nd7 14. Nxd7 Qxd7 15. b4 a5 16. Rc2 Rfc8 17. c5 axb4 18. Qxb4 {0-1 (44) Makarian,R (2562)-Caruana,F (2766) Chess.com INT 2023}) ({RR} 9... c6 10. Bd3 Nd7 11. cxd5 exd5 12. O-O Qe7 13. b4 Nf6 14. b5 Bd7 15. bxc6 Bxc6 16. Rfc1 Rfc8 17. Ne5 Bd7 18. Qb3 Be6 19. h3 Ne4 20. Qb2 a6 21. a4 Nd6 22. Rab1 f6 23. Ng6 Qd7 24. Qb4 {Pechisker,A-Khan,Z Vancouver 1998 1-0 (56)}) ({RR} 9... c6 10. Be2 b6 11. O-O Bb7 12. Ne5 Qe7 13. Rac1 Nd7 14. Nxd7 Qxd7 15. b4 a5 16. Rc2 Rfc8 17. c5 axb4 18. Qxb4 b5 19. a3 Ra4 20. Qb2 Rca8 21. Rc3 Qc7 22. Bd1 R4a5 23. Bc2 e5 24. Rb1 {Makarian,R (2562)-Caruana,F (2766) chess.com INT 2023 0-1 (44)}) ({RR} 9... dxc4 10. Bxc4 c5 11. O-O Bd7 12. Ne5 cxd4 13. Qxd4 Be8 14. Bd3 Nc6 15. Qe4 g6 16. f4 Rd8 17. Rad1 Nxe5 18. fxe5 Qg5 19. h4 Qh5 20. Be2 Bc6 21. Bxh5 Bxe4 22. Bf3 Bd5 23. b3 Rd7 24. Rf2 {Bryakin,M (2470)-Manish Anto,C (2307) Novi Sad SRB 2024 ½-½ (55)}) ({RR} 9... c5 10. cxd5 cxd4 11. Qxd4 Qxd4 12. Nxd4 exd5 13. Rc1 b6 14. a3 Nd7 15. Be2 Nc5 16. b4 Ne6 17. O-O Nxd4 18. exd4 Be6 19. Ba6 Bc8 20. Bb5 Be6 21. f3 a6 22. Bd3 Rfc8 23. Kf2 {½-½ (23) Rutman,A (2173)-Kiseleva,A (1946) St Petersburg 2013}) ({RR} 9... Qe7 10. Rc1 c6 11. Bd3 dxc4 12. Bxc4 b6 13. O-O Bb7 14. Ne5 Nd7 15. Nxd7 Qxd7 16. Be2 Rfc8 {½-½ (16) Schroer,J (2370)-Lein,A (2535) Montreal 1986}) 10. cxd5 $2 {Mistake. Ne5 was best.} (10. Ne5 Qe4 (10... Qg5) 11. h4) 10... exd5 $14 11. Qxc7 {Black must now prevent Rc1.} Nc6 {Threatens to win with ...Qc2. The position is equal.} 12. Rc1 {Prevents Qc2.} Nb4 $2 {Mistake. Bg4 was best.} (12... Bg4) 13. Ne5 {[%cal Bf3e5,Be5d3,Bd3f4][%mdl 32]} Qe4 14. Kd2 {aiming for Qe7.} Be6 (14... Bf5 $14) 15. f3 (15. Qxb7 Rfb8 16. Qe7 Nxa2) 15... Qf5 $6 {Inaccuracy. Qh4 was best.} (15... Qh4 16. g3 (16. Qxb7 Rfb8 $15) 16... Qf6) 16. Qa5 $2 {Mistake. Qe7 was best.} (16. Qxb7 Rfb8 17. Qe7 Nxa2 $14) (16. Qe7 Rfc8 (16... Rac8 17. Bd3 Nxd3 18. g4 Qg5 19. Qxg5 hxg5 20. Nxd3 b6 21. Rxc8 Rxc8) 17. Bd3 (17. Qxb4 Rxc1 18. Kxc1 Rc8+ 19. Nc4 Qg5 $14) 17... Nxd3 18. g4 (18. Nxd3 Re8 $16)) 16... Rac8 $1 17. Bd3 Nxd3 18. Nxd3 Qg5 19. Nf4 a6 $2 {Mistake. Rxc1 was best.} (19... Rxc1 20. Rxc1 Qh4) 20. Qb6 $6 {Inaccuracy. g3 was best.} (20. g3 Qf6 21. h4 Rfe8 22. Rxc8 Rxc8 23. Rc1 Rxc1 24. Kxc1 Kh7 25. h5 Qg5) 20... Qe7 $6 {Inaccuracy. Rxc1 was best.} (20... Rxc1 21. Kxc1 (21. Rxc1 Qh4 22. Nxe6 Qf2+ 23. Kd3 Re8 24. Qb4 Rxe6 25. Qd2 Qh4 26. h3) 21... Rc8+ 22. Kb1 Qf5+ 23. Ka1 Qc2) 21. Qb3 $2 {Mistake. Rc5 was best.} (21. g3 $18) (21. Rc5) 21... Qd7 $2 {Mistake. Rxc1 was best.} (21... Rxc1 22. Kxc1 (22. Rxc1 Qh4 $14) 22... Qc7+ 23. Kb1 Bf5+ 24. Ka1 Rc8) 22. Rxc8 $6 {Inaccuracy. Qb6 was best.} (22. Qb6 Bf5 23. g4 Bh7 24. Rxc8 Rxc8 25. Rc1 Rxc1 26. Kxc1 Qe7 27. Kd2 Bg6) 22... Rxc8 $16 23. Rc1 Rxc1 24. Kxc1 {[%mdl 4096] Endgame KQB-KQN} Qc7+ $6 {Inaccuracy. g5 was best.} (24... g5 25. Nxe6 Qxe6 26. h3 Qd6 27. Qxb7 Qh2 28. Qa8+ Kg7 29. Qxd5 Qh1+ 30. Kd2) 25. Qc3 $18 Qb8 26. g3 {[%cal Bg2g3,Bg3g4][%mdl 32]} Qe8 27. Kd2 (27. Qc5 $18) 27... Qb5 $6 {Inaccuracy. g5 was best.} (27... g5) 28. Ne2 Bf5 29. a3 $6 {Inaccuracy. Qb3 was best.} (29. Qb3 Qc6 30. Nf4 Be6 31. h4 g6 32. a3 b6 33. Qc2 Qd7 34. g4 Qe7) 29... b6 30. g4 Be6 31. Qb4 {Strongly threatening Qxb5.} Qc6 32. Nf4 a5 33. Qc3 $6 {Inaccuracy. Qe7 was best.} (33. Qe7 Qb5 34. Nd3 Kh7 35. Qc7 f6 36. Qc3 Kg8 37. Nf4 Bf7 38. Qc8+ Kh7) 33... Qb5 $6 {Inaccuracy. Qd6 was best.} (33... Qd6) 34. Nd3 f6 (34... h5 $16) 35. b4 $6 {Inaccuracy. h4 was best.} (35. h4) 35... axb4 $6 {Inaccuracy. Bf7 was best.} (35... Bf7 36. Qb3 axb4) 36. Qxb4 Qc6 37. Nf4 (37. h4 $1 $18) 37... Bf7 $16 38. Qc3 Qd6 39. Qc8+ Kh7 40. Qf5+ g6 41. Qd3 Kg7 42. Qb3 $6 {Inaccuracy. h4 was best.} (42. h4 g5 43. hxg5 hxg5 44. Ne2 Bg6 45. Qa6 Qc7 46. Qa4 Bh7 47. Qb3 Bg6) 42... g5 43. Ne2 Qc7 $6 {Inaccuracy. Qxh2 was best. [#]} (43... Qxh2 44. Qxb6 h5) 44. a4 $6 {Inaccuracy. Ng3 was best.} (44. Ng3 Bg6 45. Qc3 Qd7 46. Ke1 Qb5 47. Kf2 Qd7 48. Kg2 Qe7 49. Qb3 Qd6) 44... Qd6 (44... h5 $1) 45. h3 $6 {Inaccuracy. Ng3 was best.} (45. Ng3 Bg6 46. Qc3 (46. a5 bxa5 47. Qb7+ Kg8 48. Qa8+ Kh7 49. Qa7+ Kh8 50. Qxa5 Qb8)) 45... Be8 46. f4 Qc6 47. Nc3 gxf4 48. exf4 Bf7 (48... Qd6 $14) 49. Qb5 (49. Nb5 $16) 49... Qe6 (49... Qd6 $14) 50. Ne2 h5 51. f5 $36 {[%mdl 2048] White has strong initiative.} Qe4 52. Qd3 $6 {Inaccuracy. Qxb6 was best.} (52. Qxb6 hxg4 53. Qc7) 52... Qg2 53. Qg3 Qxg3 54. Nxg3 hxg4 55. hxg4 {KB-KN} Be8 56. Nh5+ Bxh5 $4 {[%mdl 8192] Blunder. Kf7 was best.} (56... Kf7 57. Nf4 Bxa4 58. Nxd5 Bc6 59. Nxb6 Bf3 60. Ke3 Bxg4 61. Ke4 Bh3 62. Nd7) 57. gxh5 {White wants to mate with Kd3. KP-KP} Kh6 {[#]} 58. Ke3 $4 {[%mdl 8192] Blunder. Kc3 was best.} (58. Kc3 Kg5 (58... Kxh5 59. Kb4 Kg4 60. Kb5 Kf4 61. Kxb6 Kxf5 62. a5 Ke4 63. Kc5 f5) 59. h6 Kxh6 60. Kb4) 58... Kxh5 $19 {(  ...Kg4). K3P-K3P} 59. Kf4 $6 {Inaccuracy. Kd2 was best.} (59. Kd3 $19) (59. Kd2 Kg4) 59... Kh4 60. Kf3 Kg5 61. Kg3 Kxf5 {K3P-KPP} 62. Kf3 Kg5 63. Kg3 f5 {[%cal Bf6f5,Bf5f4,Bf4f3][%mdl 32]} 64. Kf3 f4 65. Kf2 Kg4 66. Kg2 f3+ 67. Kf2 Kf4 68. a5 Ke4 $4 {[%mdl 8192] Lost forced checkmate sequence. bxa5 was best.} (68... bxa5 69. Ke1 a4 (69... Ke3 70. Kf1 f2 71. Kg2 a4 72. Kh3 f1=Q+ 73. Kg4 Qf4+ 74. Kh5) 70. Kd2 a3 71. Kd3 f2 72. Ke2 Kg3 73. Kd3 f1=Q+ 74. Kc3 a2 75. Kb4 Qc4+ 76. Ka5 a1=Q+ 77. Kb6 Qaa6#) 69. axb6 {[%mdl 32768] Weighted Error Value: White=0.74/Black=0.55. Loss on time!? PRECISÃO LICHESS: BRANCAS 65% PRETAS 60%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.4"]
[White "Bruno, Leonardo do Nascime"]
[Black "Fucs, Paulo Moses"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1917"]
[Annotator "Stockfish 16.1"]
[PlyCount "90"]
[EventDate "2024.??.??"]

{[%evp 9,90,16,20,12,22,14,18,19,37,35,38,37,39,28,69,34,70,39,87,62,98,70,102,35,45,48,50,-29,-47,-55,-46,-147,-139,-144,-141,-144,-39,-43,-4,-276,-270,-275,-254,-266,-293,-440,-434,-441,-345,-349,-343,-460,-421,-425,-418,-509,-509,-550,-545,-548,-542,-580,-577,-578,-576,-607,-612,-697,-688,-29988,-29989,-29989,-29990,-29990,-29991,-29991,-29992,-29992,-29993,-29995,-29989,-29999,-29999]} 1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 {[%cal Bd2d3,Bd3d4,Bd4d5][%mdl 32]} d6 5. O-O Be7 6. c3 {C44: Ponziani Opening and Scotch Gambit.} ({RR} 6. Nbd2 O-O 7. c3 h6 8. Re1 Be6 9. d4 exd4 10. cxd4 d5 11. e5 Ne4 12. Bd3 Nxd2 13. Bxd2 Qd7 14. Rc1 f5 15. Bb5 a6 16. Bxc6 bxc6 17. Qa4 Rab8 18. Qxc6 Rfc8 19. Qxd7 Bxd7 20. e6 Be8 {Sanal,V (2558)-Sowinski,P (2387) chess.com INT 2024 1-0 (51)}) 6... O-O 7. Re1 Re8 8. Bf1 $146 {The position is equal.} ({RR} 8. Nbd2 Bf8 {½-½ (8) Miljanic,B (2354)-Jakovljevic,V (2330) Podgorica 2020}) 8... h6 9. d4 $146 (9. Qc2 Bf8 10. b4 Ne7 11. Nbd2 c6 12. a4 Ng6 13. g3 Bd7 14. Nc4 Qc7 15. Bb2 {½-½ (22) Zpevak,P (2330)-Krcmar,Z Karvina 1987}) 9... Bg4 10. d5 Nb8 {[%cal Bc6b8,Bb8d7,Bd7f8,Bf8g6][%mdl 32]} 11. h3 Bc8 12. Qc2 Nbd7 13. b4 Nf8 14. c4 Ng6 15. c5 Nh5 16. Kh2 (16. Nbd2 $16) 16... Rf8 $14 17. a4 f5 18. Bd3 $2 {Mistake. Nbd2 was best.} (18. Nbd2 fxe4 19. Nxe4 Rxf3 20. gxf3 Nh4 21. Ra3 Qf8 22. cxd6 Bxd6 23. Nxd6 cxd6) 18... Ngf4 19. Bxf4 Nxf4 20. Bf1 $6 {Inaccuracy. Nbd2 was best.} (20. Nbd2 dxc5) 20... fxe4 $17 21. Qxe4 Bf5 22. Qc4 {[#]} Kh8 $2 {Mistake. Nxh3 was best.} (22... Nxh3 23. gxh3 Bxb1 24. Nxe5 Bh7 25. Nd3 b6 26. Re6 Bf5 27. Bg2 Bxe6 28. dxe6) 23. Nc3 $15 Qe8 24. Nxe5 $4 {[%mdl 8192] Blunder. a5 was best.} (24. a5 Rd8 25. a6 b6 26. c6 g5 27. Nb5 g4 28. Nxc7 Qg6 29. Ng1 gxh3) 24... dxe5 $19 25. Rxe5 Ng6 26. Ree1 Qf7 27. Qb5 $6 {Inaccuracy. Rad1 was best.} (27. Nb5 Bf6 28. Rad1) (27. Rad1 Bf6 28. Nb5 Be5+ 29. Kh1 Bd7 30. Qc2 Qf6 31. d6 cxd6 32. Nxd6 Qf4) 27... Bf6 28. Rac1 Bxc3 29. Rxc3 Qxd5 (29... Bd7 $2 30. Qd3) 30. Bc4 $6 {Inaccuracy. c6 was best.} (30. c6 Qd6+ 31. Kg1 b6 32. Rce3 Rad8 33. g3 Qd2 34. f4 Qd4 35. Kh1 Rd5) 30... Qd2 31. Rce3 Qxf2 32. Qxb7 Qf4+ 33. Kh1 Qxc4 34. Qxc7 Qxb4 35. c6 Qxa4 36. Qd6 Qc4 37. Rf3 Be4 38. Rxf8+ Rxf8 39. c7 $4 {Checkmate is now unavoidable. Rg1 was best.} (39. Rg1 Kh7 40. c7 Rc8 41. Kh2 Rxc7 42. Re1 Bd5 43. Rd1 Qf4+ 44. Qxf4 Nxf4) 39... Rf1+ {Black mates.} 40. Kh2 Rxe1 (40... Ne7 41. Qxe7 Bb7 42. Rxf1 Qxf1 43. c8=Q+ Bxc8 44. Qe8+ Kh7 45. Qxc8 $17) 41. Qd8+ Kh7 42. c8=Q {[#]} Rh1+ $3 {[%mdl 512]} 43. Kg3 Qb3+ 44. Kg4 $4 {Checkmate is now unavoidable. Kf2 was best.} (44. Kf2 Qb2+ 45. Qc2 Qxc2+ 46. Ke3 Re1+ 47. Kd4 Qb2+ 48. Kc5 Rc1+ 49. Kd6 Qe5+) 44... Bxg2 {[%csl Gg2,Gh1][%cal Rb3h3]} 45. Qdd7 Bxh3+ {Weighted Error Value: White=0.66/Black=0.17 (very precise) PRECISÃO LICHESS: BRANCAS 85% PRETAS 95%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.5"]
[White "Manzi, Luiz Antonio Bardar"]
[Black "Pessoa, Vitor Henrique Leop"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1980"]
[BlackElo "1787"]
[Annotator "Stockfish 16.1"]
[PlyCount "67"]
[EventDate "2024.??.??"]

{[%evp 14,67,11,14,20,11,48,50,136,141,152,156,163,165,164,163,168,175,210,213,226,201,214,162,180,130,142,58,48,49,53,-31,7,12,9,12,14,-52,-26,-18,66,71,334,312,739,735,736,726,717,683,29993,29994,29997,29998,29998,29999]} 1. Nf3 Nf6 2. e3 g6 3. b3 Bg7 4. Bb2 O-O 5. d4 c6 6. Bd3 ({RR} 6. c4 e6 7. Be2 d5 8. O-O Nbd7 9. Nc3 a6 10. Rc1 Qa5 11. a3 b5 12. b4 Qd8 13. c5 e5 14. Nxe5 Nxe5 15. dxe5 h5 16. exf6 Bxf6 17. Qd2 d4 18. exd4 Bxd4 19. Bf3 Bd7 20. Qxd4 {1-0 (20) Haitin,I (2327)-Gulamirian,K (1816) chess.com INT 2023}) 6... d5 7. Nbd2 Nbd7 8. O-O c5 $146 {D04: Colle System.} ({RR} 8... Re8 9. c4 e6 10. Qc2 Nh5 11. cxd5 exd5 12. b4 Qb6 13. Bc3 Bf8 14. Rfb1 Ng7 15. a4 Ne6 16. Qa2 a6 17. Nf1 Qc7 18. Ng3 b6 19. Rc1 Bb7 20. Rab1 Rec8 21. Qb3 Qd6 22. Rd1 Bg7 23. Bb2 {Adamik,B (1953)-Krajcovic,A (1969) Slovakia 2014 ½-½ (33)}) 9. Qe2 Re8 $6 {Inaccuracy. Nh5 was best.} (9... Nh5) 10. Ne5 $146 (10. Rad1 b6 11. e4 dxe4 12. Nxe4 Qc7 13. dxc5 Bb7 14. cxb6 axb6 15. Nc3 Bxf3 16. Qxf3 {½-½ (54) Lupu,O (2196)-Pana,M (1926) Targu Mures 2014}) 10... Nxe5 $6 {Inaccuracy. a6 was best.} (10... Nf8 $14) (10... a6 11. a4) 11. dxe5 $16 Ng4 {[#]} 12. f4 Nh6 13. c4 dxc4 14. Bxc4 a6 {[#]} 15. a4 $1 {Against b5} b6 16. Nf3 e6 17. Rad1 Qc7 18. Rd2 Bb7 19. Rfd1 Red8 20. h3 $2 {Mistake. e4 was best.} (20. e4) 20... Nf5 {Inhibits Rd6.} 21. Kf2 {Prevents Ng3.} Rxd2 22. Qxd2 $6 {Inaccuracy. Rxd2 was best.} (22. Rxd2 Ne7 23. e4) 22... Bc6 23. g4 Bxf3 24. Kxf3 Qb7+ 25. e4 (25. Kf2 Nh4 26. Kg3) 25... Nh4+ $6 {Inaccuracy. b5 was best.} (25... b5 26. Bd3 (26. gxf5 bxc4 27. bxc4 exf5) 26... Nd4+ 27. Bxd4 cxd4) 26. Kg3 g5 (26... b5) 27. f5 $1 $36 {[%cal Bf4f5,Bf5e6,Be6f7][%mdl 2080] Black is under strong pressure.} (27. fxg5 Ng6 $15) 27... Qxe4 $4 {[%mdl 8192] Blunder. b5 was best.} (27... b5 28. axb5) 28. Qxg5 $18 Nf3 $4 {Blunder. h6 was best.} (28... h6 29. Qxh4 (29. Qf4 Qxf4+ 30. Kxf4 b5 31. axb5 axb5 32. Bxb5 Ra2 33. Bc1 Rc2 34. Ke4) 29... b5) 29. Rd8+ Rxd8 30. Qxd8+ Bf8 31. fxe6 Nxe5 $2 {Checkmate is now unavoidable. h5 was best.} (31... h5 32. exf7+ Kg7 33. Qf6+ Kh7 34. Qxf3 Qe1+ 35. Kg2 Qd2+ 36. Qe2 Qf4 37. Bd3+) 32. Qg5+ {White mates.} Bg7 $4 {Checkmate is now unavoidable. Qg6 was best.} (32... Qg6 33. Qxe5 Bd6 34. Qxd6 fxe6 35. Qe7 Qd3+ 36. Bxd3 e5 37. Bxh7+ Kh8 38. Bxe5#) 33. exf7+ Kh8 34. Qd8+ {Weighted Error Value: White=0.20 (precise) /Black=0.59 PRECISÃO LICHESS: BRANCAS 94% PRETAS 84%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.6"]
[White "Martinelli, Ricardo Rocha"]
[Black "Dias, Matheus Braga"]
[Result "0-1"]
[ECO "A16"]
[BlackElo "1953"]
[Annotator "Stockfish 16.1"]
[PlyCount "78"]
[EventDate "2024.??.??"]

{[%evp 10,78,-16,-21,44,-26,-26,-39,-4,-19,19,-29,-26,-93,-95,-133,-120,-125,-107,-178,-152,-151,-120,-231,-141,-149,-142,-214,-223,-300,-299,-291,-298,-289,-285,-370,-380,-380,-380,-453,-448,-533,-531,-533,-529,-528,-532,-569,-568,-564,-561,-730,-730,-711,-710,-691,-664,-639,-603,-1007,-799,-1013,-976,-900,-821,-944,-928,-29983,-29984,-29984,-29985]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d3 $6 {Inaccuracy. d4 was best.} (4. d4 Bg7 5. Be2 O-O 6. Be3 Na6 7. h3 e5 8. d5 Ne8) 4... Bg7 5. Nf3 c5 ({RR} 5... O-O 6. Be2 e5 7. O-O Nc6 8. d4 exd4 9. Nxd4 Re8 10. Nxc6 bxc6 11. f3 Be6 12. Bg5 Rb8 13. Qd2 h6 14. Bxh6 Bxh6 15. Qxh6 Rxb2 16. Rad1 Nd7 17. f4 Qf6 18. e5 dxe5 19. f5 gxf5 20. Qc1 {Nagare Kaivalya Sandip (2217)-Petrova,I (2123) chess.com INT 2023 0-1 (31)}) 6. Be2 O-O $6 {Inaccuracy. Nc6 was best. A34: Symmetrical English: 2 Nc3, lines with ...d5.} (6... Nc6 7. h3 Bd7 8. Be3 e5 9. Qd2 Nd4 10. Bd1 O-O 11. a4) 7. O-O $6 {Inaccuracy. d4 was best.} (7. d4 cxd4 8. Nxd4 Nc6 9. Be3 Ng4 10. Bxg4 Bxd4 11. Bxd4 Bxg4) 7... Nc6 8. h3 $146 ({RR} 8. Nd5 Nxd5 9. cxd5 Nd4 10. Nxd4 Bxd4 11. Rb1 b5 12. Kh1 a5 13. f4 e6 14. dxe6 Bxe6 15. a3 Qh4 16. g3 Qd8 17. Bg4 f5 18. exf5 gxf5 19. Bh5 Qf6 20. g4 Qh4 21. g5 Bf2 22. Qf3 Bd4 {Corzo Fernandez,C-Moran Llera,J Gijon 2003 ½-½ (39)}) ({RR} 8. Bg5 a6 9. Rb1 b5 10. cxb5 axb5 11. Nxb5 Rxa2 12. Nc3 Ra7 13. Bxf6 Bxf6 14. Nd5 Bg7 15. b4 e6 16. b5 exd5 17. bxc6 dxe4 18. dxe4 Qc7 19. Bb5 Ba6 20. Qd5 Rb8 21. e5 Bxe5 22. Nxe5 dxe5 {Lakusic,Z (1666)-Vujacic,I (2151) Podgorica 2016 0-1 (46)}) ({RR} 8. a3 Bg4 9. Rb1 Bxf3 10. Bxf3 Nd7 11. Bd2 Nde5 12. Be2 Nd4 13. f4 Nec6 14. b4 b6 15. b5 Nb8 16. a4 Nd7 17. Nd5 e6 18. Ne3 a6 19. Nc2 axb5 20. axb5 Ra2 21. Nxd4 Bxd4+ 22. Kh1 Qa8 {Samu,S (2003)-Terletsky,O (2322) Satu Mare 2019 0-1 (67)}) 8... a6 {Black is slightly better.} 9. Bg5 Rb8 10. Rb1 $146 (10. a4 b6 11. Qd2 Re8 12. Rfe1 Bb7 13. Bf1 Nd7 14. Nd5 Nf8 15. Bh6 Ne6 16. Bxg7 Kxg7 {0-1 (39) Safarov,Z (2104)-Soumya,S (2330) Al Ain 2014}) 10... b5 11. b3 $6 {Inaccuracy. cxb5 was best.} (11. a3 {remains equal.}) (11. cxb5) 11... h6 $17 12. Bh4 g5 13. Bg3 Nh5 14. Nd5 $6 {Inaccuracy. Ne5 was best.} (14. Ne5 Nxe5 (14... Bxe5 15. Bxe5 b4 16. Nd5 dxe5 17. Bxh5 Rb7 18. Ne3 Rd7 19. Be2 e6) 15. Bxh5) 14... Nxg3 15. fxg3 Nd4 16. g4 $6 {Inaccuracy. Kh2 was best.} (16. Kh1 $17) (16. Kh2 e6) 16... bxc4 $6 {Inaccuracy. e6 was best.} (16... e6 17. Ne3 Qa5 18. Kh1 Nxf3 19. Rxf3 Qxa2 20. Nf1 bxc4 21. dxc4 Be5 22. Bd3) 17. dxc4 e6 18. Ne3 $6 {Inaccuracy. Nc3 was best. [#]} (18. Nc3) 18... Qa5 $1 $19 19. a4 Qc3 {[%csl Bb3,Be3]} 20. Qd3 Rxb3 21. Rxb3 Qxb3 (21... Nxb3 $2 {too greedy.} 22. Qxc3 Bxc3 23. Rb1 $17) 22. Nxd4 Qxd3 23. Bxd3 {[#] Black must now prevent Nf3.} Bxd4 24. Rf3 Bd7 25. Bc2 Rb8 26. Kf1 Rb2 27. Bd1 Bc6 28. Nc2 Bxe4 29. Nxd4 cxd4 {[%mdl 4096] Endgame KRB-KRB} 30. Rf2 Bd3+ 31. Ke1 Rxf2 32. Kxf2 {KB-KB} a5 33. Bb3 e5 {[%cal Be6e5,Be5e4][%mdl 32]} 34. g3 Kf8 35. h4 Ke7 36. Ke1 Kd8 37. Kd2 e4 38. Bc2 $6 {Inaccuracy. Kc1 was best.} (38. Kc1 e3 39. Ba2 Kd7 40. Kd1 Kc6 41. c5 Kxc5 42. Bxf7 Bc4 43. Kc2 d3+) 38... Bxc2 39. Kxc2 Kc7 {Weighted Error Value: White=0.65/Black=0.19 (very precise) PRECISÃO LICHESS: BRANCAS 90% PRETAS 95%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.7"]
[White "Luiz, Felipe De Moraes"]
[Black "Chaves, Jorge Antonio Torre"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "1924"]
[Annotator "Stockfish 16.1"]
[PlyCount "110"]
[EventDate "2024.??.??"]

{[%evp 9,110,26,58,57,90,94,99,71,74,63,84,13,26,18,19,11,18,4,7,-16,17,-20,16,-9,-10,-6,-7,-6,-5,-29,-19,-25,-19,-107,-39,-164,-161,-156,-159,-157,-163,-159,-162,-182,-170,-175,-169,-163,-164,-194,-191,-191,-190,-188,-184,-185,-187,-157,-78,-180,-175,-238,-216,-212,-191,-221,-2,-14,450,447,432,428,447,444,448,445,435,433,423,37,37,39,42,0,0,0,412,376,414,393,531,-27,-27,-29991,-29992,-29992,-29993,-29993,-29994,-29995,-29996,-29996,-29997]} 1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 a6 6. Nc3 {B22: Sicilian: 2 c3.} Qd6 7. Nf3 {Strongly threatening Bc4.} Nf6 8. Bc4 {White is better.} e6 9. O-O Be7 $146 ({RR} 9... b5 10. Bb3 Bb7 11. Ne5 Be7 12. Re1 O-O 13. Nxf7 Rxf7 14. Bxe6 Nbd7 15. Qb3 Raf8 16. g3 Qb4 17. Bxf7+ Rxf7 18. Qxb4 Bxb4 19. a4 bxa4 20. Rxa4 Bf8 21. Bf4 Nb6 22. Raa1 Nfd5 23. Be5 Nxc3 24. bxc3 {Langner,L (2380)-Sloan,J (2087) Chess.com INT 2020 ½-½ (37)}) 10. Qe2 (10. Re1 $16) 10... O-O 11. Rd1 {With the idea d5.} b5 12. Bb3 {Threatens to win with d5.} Bb7 {Against d5} 13. Bg5 Nbd7 14. Rac1 $146 {[%cal Bd4d5]} (14. d5 exd5 15. Nxd5 Bxd5 16. Bxd5 Nxd5 17. Bxe7 Qxe7 18. Qxe7 Nxe7 19. Rxd7 Ng6 20. Rc1 {1-0 (27) Acosta,A (2304)-Ramirez,C (2308) Bogota 2013}) 14... h6 15. Bh4 (15. d5 $5 {[%cal Rd5e6]} exd5 16. Nxd5 $1 Bxd5 17. Bxd5 Nxd5 18. Bxe7 Qxe7 19. Qxe7 Nxe7 20. Rxd7 $14) 15... Nb6 16. Bxf6 Bxf6 (16... gxf6 17. d5 Nxd5 18. Nxd5 Bxd5 19. Bxd5 exd5 20. Rc3 $16) 17. Ne4 Bxe4 18. Qxe4 Rac8 {Inhibits Rc6.} 19. Bc2 {[%csl Gc2][%cal Re4h7]} g6 20. Ne5 {[%cal Be5g6]} Qd5 21. Qg4 $6 {Inaccuracy. Qxd5 was best.} (21. Qxd5 Nxd5 22. Be4) 21... h5 $6 {Inaccuracy. Bxe5 was best.} (21... Qxa2 $2 22. Nxg6 Qxb2 23. Ne7+ (23. Nxf8+ Kxf8 24. Qf4 Bg5 $17) 23... Kh8 24. Nxc8 Rxc8 25. Qe4 $18) (21... Bxe5 22. dxe5 Qc4 23. Qxc4 (23. h3 Qxg4 24. hxg4 Nc4 25. Be4 Nxb2 26. Rxc8 Rxc8 27. Rb1) 23... Nxc4) 22. Qg3 $6 {Inaccuracy. Qf4 was best.} (22. Qf4 Bxe5 23. dxe5 Rxc2 24. Rxd5 Nxd5 25. Qg5 Rxb2 26. a3) 22... Bxe5 $19 (22... Qxa2 $2 23. Nxg6 $1 Rfd8 24. Ne7+ Kf8 25. Nxc8 Rxc8 26. Qf3 $18 (26. Qd6+ Kg7 $18)) 23. Qxe5 Qxe5 (23... Qxa2 24. d5 $15) 24. dxe5 Nc4 {[%csl Bb2,Be5]} 25. b3 Nxe5 26. f4 Ng4 {...Ne3 is the strong threat.} 27. Be4 Rxc1 28. Rxc1 {[%mdl 4096] Endgame [#] KRB-KRN} Rd8 $1 29. h3 Nf6 30. Bb7 a5 31. Rc5 Rd2 32. a4 bxa4 33. bxa4 {[#]} Nd5 (33... h4 $1 {Hoping for ...Nh5.} 34. Kf1 Nh5 35. Rxa5 Nxf4 36. Ra8+ Kg7) 34. Rxa5 (34. g3 $17) 34... Nxf4 35. Ra8+ (35. Ra7 {was necessary.}) 35... Kg7 36. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} g5 {And now ...g4 would win.} 37. Rc8 g4 $2 {Mistake. Ra2 was best.} (37... f5 $19 {aiming for ...Ra2.} 38. Kf1 Ra2) (37... Ra2 38. a6 f5 39. Kf1 Kf6 40. Ke1 Nd3+ 41. Kd1 Nb4 42. Ra8 Ke5 43. Kc1) 38. Rc4 g3 $4 {[%mdl 8192] Blunder. e5 was best.} (38... e5 39. hxg4) 39. Rxf4 $18 {KRB-KR} Ra2 40. a6 f5 41. Kf1 Kf6 42. h4 e5 43. Rc4 e4 44. Bc8 $4 {Blunder. Rc3 was best.} (44. Rc5 $18) (44. Rc3 Ke5 45. Rxg3 Ra1+ 46. Kf2 Ra2+ 47. Kg1 Kd4 48. Rb3 e3 49. Rb1 f4) 44... Ke5 $1 $14 45. Rc5+ Kd4 {[#]} 46. Rc4+ $6 {Inaccuracy. Rc1 was best.} (46. Rc1 Ke3 47. Re1+ Kd3 48. Bd7 Ra5 49. Rd1+ Ke3 50. Bc8 Ra2 51. Bb7 Rf2+) 46... Ke3 {(  ...Ra1+)} (46... Kd3 $5 47. Rc1 Ke3 $16) 47. Rc1 {Against Ra1} f4 $4 {[%mdl 8192] Blunder. Rf2+ was best.} (47... Rf2+ 48. Kg1 Ra2) 48. Bb7 $18 Rf2+ $6 {Inaccuracy. Kd4 was best.} (48... Kd4 49. Re1 e3 50. Rd1+ Ke5 51. Ke1 Kf6 52. Bf3 Rxa6 53. Bxh5 Kf5 54. Be2) 49. Kg1 f3 $6 {Inaccuracy. Ra2 was best.} (49... Ra2 50. Re1+ Kd2 51. Kf1 f3 52. Bxe4 fxg2+ 53. Bxg2 Rxa6 54. Re2+ Kd3 55. Be4+) 50. Re1+ $4 {Blunder. gxf3 was best.} (50. gxf3 exf3 51. Rc3+ Kd4 52. Rxf3) 50... Re2 {[%cal Re2e1]} 51. Ra1 $4 {[%mdl 8192] Checkmate is now unavoidable. gxf3 was best.} (51. gxf3 Rxe1+ 52. Kg2) 51... Rxg2+ {Black mates.} 52. Kf1 Rh2 {[%cal Rh2h1]} 53. Ra3+ Kf4 {[%cal Rh2h1]} 54. Ke1 $4 {Checkmate is now unavoidable. Rxf3+ was best.} (54. Rxf3+ exf3 55. Bxf3 Kxf3 56. Ke1 Re2+ 57. Kf1 g2+ 58. Kg1 Re1+ 59. Kh2 Rh1#) 54... Re2+ 55. Kd1 g2 {Weighted Error Value: White=0.60/Black=0.46 PRECISÃO LICHESS: BRANCAS 81% PRETAS 88%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.8"]
[White "Israel, Flavio Feliciano Ol"]
[Black "Michel Mattos da Silva"]
[Result "1-0"]
[ECO "E61"]
[Annotator "Stockfish 16.1"]
[PlyCount "55"]
[EventDate "2024.??.??"]

{[%evp 16,54,43,33,113,120,203,207,212,210,212,207,294,216,210,199,263,164,215,202,450,450,553,339,314,299,280,272,432,-451,496,-177,528,516,693,493,704,510,704,669,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} d6 6. e3 c6 7. Be2 Nbd7 8. Qc2 h6 9. Bh4 g5 $6 {Inaccuracy. a6 was best. E61: King's Indian: Early deviations for White, including Smyslov System.} (9... a6 10. a4 e5 11. Rd1 exd4 12. Nxd4 Qe7 13. b4 d5 14. cxd5 Qxb4 15. Rb1) ({RR} 9... Qe8 10. O-O Nh7 11. Bd3 Kh8 12. Rfe1 Rg8 13. c5 dxc5 14. Ne4 cxd4 15. exd4 Qf8 16. Nc5 Bf6 17. Bg3 Nxc5 18. Qxc5 Be6 19. Ne5 Bd5 20. Nd7 Qd8 21. Nxf6 exf6 22. Re7 b6 23. Qa3 Re8 24. Rxa7 {Tal,M (2605)-Chekhov,V (2460) Moscow 1982 ½-½ (38)}) ({RR} 9... Qe8 10. O-O e5 11. dxe5 dxe5 12. Nd2 g5 13. Bg3 Qe7 14. Rad1 a5 15. a3 Re8 16. h3 Nc5 17. b4 axb4 18. axb4 Na6 19. b5 Nc5 20. Bh2 e4 21. Ndb1 Nfd7 22. Bg4 Ra1 23. Bd6 Qf6 24. Bxc5 {Goncharov,V (2077)-Seletsky,G (2220) chess.com INT 2023 1-0 (47)}) 10. Bg3 $16 Nh5 $6 {Inaccuracy. Re8 was best. [#]} (10... Re8 11. h3) 11. Nxg5 $1 $18 {[%csl Gg5][%cal Rc2h7][%mdl 512]} Ndf6 $146 {Against Qh7+. White is clearly better.} (11... hxg5 12. Bxh5) ({RR} 11... hxg5 12. Bxh5 f5 13. f4 e5 14. dxe5 dxe5 15. O-O-O gxf4 16. exf4 e4 17. Be2 Qa5 18. Be1 Nf6 19. Kb1 Qc5 20. h4 Be6 21. Rc1 a6 22. Nd1 Qd6 23. g3 c5 24. Bc3 b5 25. Be5 Qb6 26. Ne3 {Hill,R (1998)-Weeks,M (1954) Gosford 1988 1-0 (35)}) 12. Bxh5 hxg5 13. Be2 Bg4 $6 $146 {Inaccuracy. Qa5 was best.} (13... Qa5 14. h4 (14. O-O Bf5 15. Bd3 Bxd3 16. Qxd3 Nh5 17. f4 gxf4 18. Bxf4 Rae8 19. h3) 14... Rd8) (13... d5 14. h4 g4 15. h5 Bh6 16. Bd3 Bd7 17. Be5 e6 18. Rh4 Bg5 19. Rxg4 Ne4 20. Bxe4 dxe4 21. Nxe4 f5 22. Rxg5+ Kh7 23. Rg7+ Kh6 24. Nd6 {1-0 (24) Constantinou,P (2086)-Margaritis,I (1564) Cyprus 2012}) 14. O-O-O $6 {Inaccuracy. h4 was best.} (14. h4 Bxe2 15. hxg5 Bh5 16. gxf6 Bg6 17. fxe7 Qxe7 18. Qe2 a6 19. Rd1 b5) 14... Bxe2 15. Qxe2 a6 (15... Qd7 16. h4 gxh4) 16. f4 $6 {Inaccuracy. h4 was best.} (16. h4 g4 17. Bf4 Qc8 18. h5 Nh7 19. f3 b5 20. fxg4 e5 21. dxe5 dxe5) 16... Nh7 (16... gxf4 17. Bxf4 (17. exf4 b5 $16) 17... b5) 17. h4 f6 $2 {Mistake. gxf4 was best. [#]} (17... gxf4 18. Bxf4 (18. exf4 Qd7 $16) 18... Qc8 (18... b5 19. h5 Kh8 20. e4 c5 21. dxc5 Bxc3 22. bxc3 Qa5 23. cxd6)) 18. hxg5 fxg5 $6 {Inaccuracy. Re8 was best.} (18... Re8 19. g6 Nf8 20. f5 e6 21. Ne4 d5 22. Nd6 exf5 23. Nxf5 dxc4 24. Bd6) 19. Rxh7 $2 {Mistake. Qc2 was best.} (19. Qc2 Nf6 20. fxg5 Qc8 21. gxf6 Rxf6 22. Qh7+ Kf8 23. Bh4 Rf7 24. Qe4 Qf5) 19... Kxh7 20. Qh5+ (20. fxg5 $6 Rh8 21. Qg4 Qc8 22. Qe4+ Kg8 $16) 20... Kg8 21. fxg5 Rf5 $2 {Mistake. Qd7 was best.} (21... Qd7 22. Rh1 Rf7 (22... Qe6 23. e4 Qxc4 24. Qh7+ Kf7 25. g6+ Ke8 26. Qxg7 Kd7 27. Re1)) 22. Rf1 $4 {[%mdl 8192] Blunder. e4 was best.} (22. e4 Qc8 23. exf5 Qxf5 24. Be1 Rf8 25. Rd2 Qf4 26. Qe2 Qxg5 27. Qe6+ Kh8) 22... Qe8 $4 {[%mdl 8192] Blunder. Rxf1+ was best.} (22... Rxf1+ 23. Kd2 Qa5 (23... Qe8 24. Qe2 Rf5 25. Ne4 Qg6 26. Qd3 d5 27. cxd5 cxd5 28. Qb3)) 23. Rh1 $4 {[%mdl 8192] Blunder. Qxe8+ was best.} (23. Qxe8+ Rxe8 24. Rxf5 b5 25. Rf1 b4 26. Ne4 a5 27. Kd2 Rd8 28. c5 d5) 23... Rxg5 $4 {[%mdl 8192] Blunder. Qxh5 was best.} (23... Qxh5) 24. Qxg5 Kf8 $6 {Inaccuracy. Qf7 was best.} (24... Qf7 25. c5 dxc5 26. Be5 cxd4 27. exd4 Rf8 28. Re1 b5 29. Bxg7 Qxg7 30. Qxg7+) 25. Qf5+ $6 {Inaccuracy. Rf1+ was best.} (25. Rf1+ Kg8 26. Qg4 Kh7 27. Qh3+ Bh6 28. Bf4 Qg6 29. Bxh6 Qxh6 30. Rf7+ Kg8) 25... Kg8 $6 {Inaccuracy. Qf7 was best.} (25... Qf7 26. Qe4 Qxc4 27. Kd2 Qf7 28. Be1 Bf6 29. Bh4 Bxh4 30. Qxh4 Ke8 31. Qg4) 26. Qg5 $6 {Inaccuracy. Qh7+ was best.} (26. Qh7+ Kf8 27. Rf1+ Qf7 28. Rxf7+ Kxf7 29. Ne4 Rf8 30. Kd2 a5 31. Ng5+ Ke8) 26... Kf7 $6 {Inaccuracy. Qf7 was best.} (26... Qf7 27. c5 dxc5 28. Be5 cxd4 29. Bxd4 Rd8 30. Bxg7 Qxg7 31. Qf5 Rd6 32. Qh5) 27. Rf1+ Ke6 $4 {Checkmate is now unavoidable. Kg8 was best.} (27... Kg8 28. Qg4 Kh7 29. Qh3+ Bh6 30. Bf4 Qg6 31. Bxh6 Re8 32. Bf8+ Kg8 33. Bxe7) 28. Qf5# {Weighted Error Value: White=1.12/Black=1.77 PRECISÃO LICHESS: BRANCAS 56% PRETAS 50%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "4.9"]
[White "Chagas, Waldefran Clementin"]
[Black "Leal, Kaue Dos Santos"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1712"]
[BlackElo "1856"]
[Annotator "Stockfish 16.1"]
[PlyCount "52"]
[EventDate "2024.??.??"]

{[%evp 20,52,65,58,76,67,60,64,87,84,107,94,183,163,175,148,203,79,83,79,85,52,52,1,11,10,213,202,207,195,29992,-13,187,186,257]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 Qd8 7. Nf3 g6 8. Bc4 Bg7 9. O-O O-O 10. h3 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32]} ({RR} 10... Nc6 11. a3 Bf5 12. d5 Na5 13. Ba2 Rc8 14. Re1 b6 15. Nd4 Bd7 16. Bg5 h6 17. Bh4 Nb7 18. Qe2 Re8 19. Rad1 Nd6 20. Bg3 Rc5 21. Qd3 Qc8 22. Nc6 Bxc6 23. dxc6 Rxc6 24. Qxg6 Nc4 25. Qb1 {Bortnyk,O (2608)-Firouzja,A (2737) chess.com INT 2024 1-0 (37)}) 11. Re1 a6 $146 {D94: Grünfeld: 4 Nf3 Bg7 5 e3.} ({RR} 11... Nb6 12. Bb3 Nfd5 13. Nxd5 Nxd5 14. Bxd5 Qxd5 15. Rxe7 Bf5 16. Bf4 Rac8 17. Be5 Rfd8 18. Bxg7 Kxg7 19. Qb3 Be4 20. Ne5 Qxb3 21. axb3 Rxd4 22. Rxf7+ Kg8 23. Rf4 Rf8 24. Rxf8+ Kxf8 25. Rxa7 Rd1+ 26. Kh2 {Gubanov,O (2272)-Garcia Ramos,D (2412) Chess.com INT 2021 1-0 (33)}) ({RR} 11... Nb6 12. Bb3 h6 13. Bf4 Bd7 14. Qd2 Kh7 15. Rad1 Rc8 16. d5 Nc4 17. Qe2 Nh5 18. Bxh6 Bxh6 19. Bxc4 Nf4 20. Qf1 Nxg2 21. Kxg2 Bxh3+ 22. Kxh3 Bf4 23. Kg2 Qd7 24. Qh1+ Kg7 25. Qh3 Qc7 26. Rd4 {Hjartarson,J (2605)-Ottosen,D Winnipeg 1997 1-0}) ({RR} 11... Nb6 12. Bb3 Bf5 13. Bf4 Rc8 14. Qe2 Nbd5 15. Nxd5 Nxd5 16. Bxd5 Qxd5 17. Qxe7 Bxh3 18. Be5 Rfe8 19. Qh4 Bf5 20. Bxg7 Kxg7 21. a3 Re4 22. Rxe4 Qxe4 23. Qg3 Rc2 24. Re1 Qd5 25. Re8 Rc1+ 26. Kh2 {Vasta,E (2367)-Kovacevic,A (2545) Dos Hermanas 2003 ½-½ (40)}) 12. a4 {Against b5} Nb6 13. Ba2 $146 (13. Bb3 Nbd5 14. Nxd5 Nxd5 15. Bxd5 Qxd5 16. Rxe7 Be6 17. Bf4 Rfd8 18. Rc1 Bxd4 19. Nxd4 Qxd4 {1-0 (25) Kosten,A (2455)-Heinz,T (2322) Saint Quentin 2014}) 13... e6 {Inhibits d5. White is slightly better.} 14. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3,Bg3e5][%mdl 32]} h6 15. Bh4 g5 $6 {Inaccuracy. a5 was best.} (15... Nbd5 $16) (15... a5) 16. Bg3 $18 Nbd5 17. Rc1 b6 (17... Ne7 $16 18. Bb1 Bd7) 18. Bb1 $6 {Inaccuracy. h4 was best.} (18. h4 Nh5 19. Be5 Nb4 20. Bb1 g4 21. Bxg7 Nxg7 22. Ne5 Qxh4 23. Re4 h5) 18... Bb7 $16 19. Be5 Rc8 20. Nxd5 Qxd5 21. Qd3 (21. h4 $14) 21... Rxc1 22. Rxc1 $40 {[%mdl 128] White mounts an attack.} Ne4 $2 {Mistake. Rc8 was best. [#]} (22... Rc8 23. Rxc8+ Bxc8) 23. Bxg7 $1 $18 Kxg7 24. Rc7 {And now Ne5 would win.} Nf6 $4 {Checkmate is now unavoidable. Rd8 was best.} (24... Rd8 25. Ne5 (25. Nd2 Qxd4 26. Qxd4+ Rxd4 $17) 25... Qxd4 26. Qxd4 (26. Rxf7+ Kg8 $16) 26... Rxd4) 25. Qd2 $4 {Lost forced checkmate sequence. Qg6+ was best.} (25. Qg6+ Kh8 26. Qxf6+ Kg8 27. Qxh6 Qe4 28. Bxe4 Bxe4 29. Nxg5 (29. Ne5 Bh7 30. Nd7 Re8) 29... Bf5 {[#]} 30. Nxf7 $1 {[%mdl 512]} Rxf7 31. Rc8+ Rf8 32. Rxf8#) 25... Ne4 $4 {Blunder. Rd8 was best.} (25... Rd8 26. Ba2) 26. Qd3 {aiming for Ne5.} Ba8 $6 {Inaccuracy. Rd8 was best. Weighted Error Value: White=0.49/Black=1.17 PRECISÃO LICHESS: BRANCAS 77% PRETAS 75%} (26... Rd8 27. Ne5 (27. Nd2 Qxd4 28. Qxd4+ Rxd4 $17) (27. Bc2) 27... Qxd4 28. Rxf7+ (28. Qxd4 Rxd4 29. Rxf7+ Kg8 $16) 28... Kg8) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.10"]
[White "Sergio, Goncalves"]
[Black "Miguel, Mendes Da Costa"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1844"]
[BlackElo "1646"]
[Annotator "Stockfish 16.1"]
[PlyCount "31"]
[EventDate "2024.??.??"]

{[%evp 10,31,-6,-9,-13,-12,30,0,6,-26,-28,-30,-28,-24,-22,-26,-5,-22,-10,-21,-16,-15,-11,-37]} 1. d4 d5 2. f4 $6 {Inaccuracy. c4 was best.} (2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Qc2 Bd6) 2... c5 3. e3 e6 4. c3 Nc6 5. Bd3 Qc7 6. Nf3 Be7 $146 {A03: Bird's Opening with 1...d5.} (6... Bd6 7. Ne5 g6 8. O-O f6 9. Nxc6 bxc6 10. e4 cxd4 11. cxd4 dxe4 12. Bxe4 f5 13. Bf3 Ne7 14. Nc3 {0-1 (25) Jarque,C (1824)-Miserendino,A (2090) Torre Blanca 2016}) 7. O-O f5 8. Nbd2 Nf6 9. Ne5 O-O 10. Ndf3 $146 ({RR} 10. Rf3 a6 11. Qe1 b5 12. Rh3 Ne4 13. Nxe4 fxe4 14. Be2 Bd7 15. Qg3 b4 16. Bh5 Be8 17. Qg4 Nxe5 18. fxe5 Rf5 19. Bxe8 Rxe8 20. Rg3 Bf8 21. Bd2 Qf7 22. Qe2 a5 23. Qb5 Be7 24. dxc5 Rf8 {Grund,M (1344)-Alcer,J (1110) Magdeburg 2014 ½-½ (49)}) 10... c4 11. Bc2 Ne4 12. Bd2 Nxe5 13. Nxe5 {The position is equal.} Bf6 14. Qe2 Bxe5 15. fxe5 Bd7 16. Rab1 {Weighted Error Value: White=0.09 (flawless) /Black=0.09 (flawless) PRECISÃO LICHESS: BRANCAS 94% PRETAS 96%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.11"]
[White "Handel, Scholze Marques"]
[Black "Guilherme, De Moura Silva"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1587"]
[BlackElo "1831"]
[Annotator "Stockfish 16.1"]
[PlyCount "91"]
[EventDate "2024.??.??"]

{[%evp 9,91,35,38,7,51,48,114,116,111,111,119,118,121,104,114,121,175,168,175,130,122,42,24,12,10,10,69,65,70,73,70,67,92,41,50,48,112,96,168,164,186,193,177,0,0,0,0,0,0,0,5,1,16,0,0,0,-2,-296,-293,-307,-306,-310,-310,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877,-877]} 1. e4 c5 2. Nc3 e6 3. Nge2 d5 4. exd5 exd5 5. d4 Nf6 6. g3 {B23: Closed Sicilian: Lines without g3.} Bd6 ({RR} 6... Bg4 7. Bg2 cxd4 8. Qxd4 Nc6 9. Qd1 Bb4 10. O-O Qd7 11. h3 Bxh3 12. Nxd5 Nxd5 13. Bxh3 Qxh3 14. Qxd5 O-O 15. Nf4 Qg4 16. Qd1 Qf5 17. Qd3 Qg4 18. Qd1 Qf5 19. Qd3 Qg4 {½-½ (19) Spasov,V (2495)-Petrov,M (2525) Primorsko 2020}) ({RR} 6... Be7 7. Bg2 O-O 8. O-O Nc6 9. dxc5 Bxc5 10. Nxd5 Nxd5 11. Qxd5 Qxd5 12. Bxd5 Bh3 13. Bg2 Bxg2 14. Kxg2 Nb4 15. c3 Nd3 16. Nf4 Nxc1 17. Raxc1 Rad8 18. Rcd1 Rfe8 19. b4 Bd6 20. Nd5 Kf8 21. Ne3 {Grahn,V (2273)-Coe,W (2078) chess.com INT 2024 1-0}) 7. Bg2 {aiming for Bg5.} Be6 $146 (7... cxd4 $14 8. Nxd4 (8. Qxd4 Nc6 $14) 8... O-O) ({RR} 7... O-O 8. O-O Be6 9. Bg5 Qc7 10. Bxf6 gxf6 11. Nxd5 Qd8 12. Nef4 Bf5 13. dxc5 Bxc5 14. Qh5 Bg6 15. Qf3 Nc6 16. Nh5 f5 17. Nhf6+ Kh8 18. Rad1 Bd4 19. Nh5 Qg5 20. Nhf4 Bg7 21. h4 Qh6 22. h5 {Mestres Ramon,P (1719)-Moles Benali,J (1231) Can Ninetes 2016 1-0 (36)}) 8. dxc5 {White is better.} Bxc5 9. O-O O-O 10. Nf4 Nc6 11. Nfxd5 Nxd5 12. Nxd5 (12. Bxd5 Re8 $14) 12... Bxd5 (12... Rc8 $16 {was necessary.}) 13. Qxd5 $18 (13. Bxd5 Qe7 $16) 13... Qb6 14. Bf4 $146 (14. c3 Rad8 15. Qb3 Rfe8 16. Qxb6 Bxb6 17. a4 a5 18. b4 Rd3 19. b5 Nd8 20. c4 {1-0 (39) Vastrukhin,O (2343)-Madaev,A (1266) Alushta 2023}) 14... Rfe8 15. Bf3 $2 {Mistake. c3 was best.} (15. c3 Rad8) 15... Rad8 $14 16. Qb3 {Qxb6 is the strong threat.} Nd4 17. Qxb6 Nxf3+ $6 {Inaccuracy. Bxb6 was best.} (17... Bxb6 18. Bxb7 Ne2+ 19. Kg2 Nxf4+ 20. gxf4 Rd2) 18. Kg2 Nh4+ $1 19. gxh4 Bxb6 20. Rfe1 {Inhibits Re2.} f6 21. b3 (21. Rxe8+ $16 Rxe8 22. Rd1) 21... Kf7 {[%cal Bg7g5]} 22. Kf3 f5 $6 {Inaccuracy. Rxe1 was best.} (22... Rxe1 23. Rxe1 a6 (23... h5 24. Re4 Rc8 25. c4 Bc5 26. Re2 Bb4 27. Bd2 Bd6 28. Be3)) 23. Bg5 Rc8 $6 {Inaccuracy. Rxe1 was best.} (23... Rxe1 24. Rxe1 Rd7) 24. Rxe8 $18 Rxe8 {[%mdl 4096] Endgame KRB-KRB} 25. Rd1 {Strongly threatening Rd7+.} h6 26. Rd7+ $4 {Blunder. Bc1 was best. [#]} (26. Bc1 Re4) 26... Ke6 27. Rxg7 hxg5 28. hxg5 {KRB-KR} Rh8 29. Kg3 f4+ 30. Kxf4 Rxh2 31. f3 Rxc2 32. Rxb7 Rxa2 33. g6 $4 {[%mdl 8192] Blunder. Kg3 was best. [#]} (33. Kg3) 33... Rg2 $19 34. g7 Kf6 35. Ke4 Rxg7 36. Rxg7 $2 {Mistake. Rb8 was best.} (36. Rb8 Rd7 37. Rf8+ Ke6 38. Re8+ Kd6 39. Rh8 Re7+ 40. Kd3 Kc5 41. Rh4 Rf7) 36... Kxg7 {KB-KPP. Black is clearly winning.} 37. Ke5 Kf7 38. Kf5 Bc7 39. Ke4 Kf6 40. Kd3 Kf5 41. Kc3 Ke5 42. Kd3 Kf4 43. Ke2 Bb6 44. Kd3 Kxf3 45. Kc4 Ke4 46. Kb5 {Weighted Error Value: White=0.48/Black=0.14 (very precise) PRECISÃO LICHESS: BRANCAS 89% PRETAS 96%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.12"]
[White "Adam Meyer"]
[Black "Bruno, Ramalho Calcada"]
[Result "1-0"]
[ECO "A53"]
[BlackElo "1753"]
[Annotator "Stockfish 16.1"]
[PlyCount "97"]
[EventDate "2024.??.??"]

{[%evp 18,96,82,85,141,35,38,34,40,37,35,28,26,17,36,17,42,27,92,0,0,0,0,14,12,7,5,17,16,19,15,0,0,0,74,85,69,-25,75,30,30,39,104,108,105,105,111,106,204,86,101,14,27,0,11,14,189,86,168,46,84,0,71,3,7,8,375,371,371,359,445,445,445,445,440,423,409,379,29994,29995,29999]} 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Nbd7 5. Nge2 Bg7 6. Ng3 O-O 7. h4 h5 8. Be2 e5 9. d5 a5 10. Bg5 {[%cal Re2h5]} Qe8 $6 {Inaccuracy. Re8 was best. E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2.} (10... c6) (10... Re8) ({RR} 10... Re8 11. Qd2 Nf8 12. f3 N8h7 13. Be3 c6 14. O-O-O cxd5 15. cxd5 a4 16. Nb5 Bf8 17. Kb1 Re7 18. Bd3 Ne8 19. Rc1 Bd7 20. Qb4 Bxb5 21. Bxb5 a3 22. b3 Nhf6 23. Ne2 Nd7 24. Bxd7 Qxd7 25. Nc3 {Torres Rosas,L (2303)-Wongso,S (2046) Los Angeles USA 2023 1-0 (36)}) 11. Qd2 $6 {Inaccuracy. Nb5 was best.} (11. Nb5 Qd8 (11... Rb8 12. Nxc7 Qd8 13. Nb5 Nc5 14. f3 Qb6 15. Be3 Bd7 16. b3 Kh7) 12. Qd2) 11... Nc5 $14 12. Bh6 $146 ({RR} 12. O-O-O Bd7 13. Bh6 Qe7 14. Bxg7 Kxg7 15. Qg5 Kh7 16. Bxh5 Ng8 17. Be2 f6 18. Qd2 Nh6 19. Rde1 f5 20. h5 g5 21. exf5 Nxf5 22. Bd3 Kh6 23. Nxf5+ Bxf5 24. Bxf5 Rxf5 25. Ne4 Nxe4 26. Rxe4 b6 {Winants,H-Gheury,J Huy 1991 1-0 (32)}) ({RR} 12. f3 Nh7 13. Be3 b6 14. O-O-O a4 15. Kb1 a3 16. b3 f5 17. exf5 gxf5 18. Bg5 e4 19. f4 Nf6 20. Bxf6 Bxf6 21. Nxh5 Bh8 22. Rh3 Kh7 23. Rg3 Bd7 24. Rg5 Qe7 25. Qe3 Be8 26. Rh1 Bf7 {Shtembuliak,E (2620)-Kashlinskaya,A (2494) Chess.com INT 2020 1-0 (51)}) ({RR} 12. f3 Bd7 13. O-O-O a4 14. Qc2 Qb8 15. Be3 Qa7 16. Nf1 b6 17. Rg1 Qb7 18. Nd2 Rfb8 19. g4 Qc8 20. g5 Ne8 21. Ndb1 Bf8 22. f4 exf4 23. Bxf4 Ng7 24. Rdf1 Qe8 25. Be3 Rb7 26. Bd4 c6 {Kaposztas,M (2260)-Mihalyfi,G (2130) Ajka 2005 1-0 (43)}) ({RR} 12. O-O-O Ng4 13. Bxg4 Bxg4 14. f3 Bd7 15. Nf1 Rb8 16. g4 f6 17. Bh6 hxg4 18. Bxg7 Kxg7 19. Nh2 {½-½ (19) Albrecht,R (1996)-Rehder,F (1755) Berlin 2015}) 12... Kh7 {White is slightly better.} 13. Bxg7 Kxg7 14. Qg5 $146 {[%cal Rg3h5]} (14. Bxh5 Nxh5 15. Nxh5+ gxh5 16. Qg5+ Kh7 17. Qxh5+ Kg7 18. Qg5+ Kh7 19. Qh5+ Kg7 20. Qg5+ Kh7 21. Qh5+ {½-½ (21) Jakab,A (2339)-Isha,S (2236) Budapest 2021}) 14... Rh8 15. f3 Rb8 16. Nb5 Qe7 17. Rd1 Kf8 {[#]} (17... Qd8 18. O-O Ra8 19. Nf5+ Bxf5 20. exf5 Rh6 21. Bd3 Nxd3 22. Rxd3 Qd7 23. Ra3) 18. O-O $6 {[%cal Bh1f1,Bf1f2,Bf2d2][%mdl 32] Inaccuracy. Nxc7 was best.} (18. Nxc7 Bd7 (18... Ng8 19. Nb5) 19. Nb5) 18... Ne8 19. f4 Qxg5 20. fxg5 (20. hxg5 h4 21. Nh1 h3 22. gxh3 Rxh3 $15) 20... Kg7 21. Rf2 Bg4 22. Rdf1 Rf8 23. Bxg4 hxg4 24. Nc3 Nd3 25. Rd2 Nf4 $6 {Inaccuracy. Nc5 was best. [#]} (25... Nc5 26. Nh1) 26. Nge2 $1 $36 {[%mdl 2048] Black is under strong pressure.} Nh5 27. a3 $6 {Inaccuracy. Nd1 was best.} (27. Nd1) 27... c6 $2 {Mistake. f5 was best.} (27... f5) 28. b4 axb4 29. axb4 Ra8 $6 {Inaccuracy. Nc7 was best. Inhibits Ra1.} (29... Nc7) 30. dxc6 bxc6 31. b5 cxb5 32. cxb5 {Threatens to win with b6.} Rc8 (32... Nc7) 33. Ra2 $2 {Mistake. b6 was best.} (33. b6 Ng3 34. Rc1 Nxe2+ 35. Nxe2 Rb8 36. Rb2 f5 37. exf5 gxf5 38. h5 Rf7) 33... Nc7 34. Ra7 (34. b6 $16 Ne6 35. Rb1) 34... Ne6 {[%cal Bh5g3]} 35. Rd1 Rfd8 $6 {Inaccuracy. Nef4 was best.} (35... Nef4 36. b6) 36. b6 Nc5 $6 {Inaccuracy. Rc4 was best.} (36... g3) (36... Rc4 37. Rf1 Rf8 38. Nd5 Rc2 39. Rf2 Nc5 40. Nec3 Rc1+ 41. Rf1 Rc2 42. Rfa1) 37. Kf2 (37. g3 $18 {is more deadly.}) 37... Nf4 (37... Rb8 $16) 38. Nxf4 (38. g3 $18 Nfd3+ 39. Kg2) 38... exf4 $14 39. Rb1 $6 {Inaccuracy. Kg1 was best.} (39. Kg1 Rb8) 39... Rb8 $6 {Inaccuracy. Nd3+ was best.} (39... Nd3+ 40. Ke2 Rxc3 41. Kd2 Rdc8 42. b7 Nf2 43. bxc8=R Nxe4+ 44. Ke1 Rxc8 45. Rbb7) 40. g3 (40. Re7 $16) 40... f3 41. Ke3 Ne6 $4 {[%mdl 8192] Blunder. Re8 was best.} (41... Re8) 42. Nd5 $18 Rdc8 43. b7 Rc2 $6 {Inaccuracy. Rh8 was best. White must now prevent ...Re2+.} (43... Rh8 44. Nf6 Nc5 45. Rb5 Rhd8 46. Rb2 Rf8 47. Rb6 Rh8 48. Nxg4 f2 49. Kxf2) 44. Ra8 Re2+ 45. Kd3 Nc5+ 46. Kc3 Rxb7 47. Rxb7 {Intending Rbb8 and mate.} Nxb7 $4 {Checkmate is now unavoidable. Na4+ was best.} (47... Na4+ 48. Rxa4 (48. Kd4) 48... f2) 48. Nf6 {[%csl Gf6][%cal Ra8g8]} f2 49. Rg8# {Weighted Error Value: White=0.36/Black=0.61 PRECISÃO LICHESS: BRANCAS 92% PRETAS 87%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.13"]
[White "Carlos, Frederico Barroso D"]
[Black "Israel Sanches Marcellino"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "1771"]
[BlackElo "1594"]
[Annotator "Stockfish 16.1"]
[PlyCount "61"]
[EventDate "2024.??.??"]

{[%evp 17,61,46,75,37,42,-9,-6,-1,4,0,14,20,21,22,23,26,102,114,238,246,243,246,241,246,307,305,333,223,248,203,239,240,245,130,125,131,125,2,0,0,0,0,15,17,12,0]} 1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. h3 Nh5 10. Nh2 {E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1.} ({RR} 10. Re1 Bd7 11. b4 a5 12. Ba3 axb4 13. Bxb4 b6 14. a4 Qc8 15. a5 bxa5 16. Rxa5 Qb7 17. Nb5 f5 {½-½ (17) Mladenov,P (2259)-Petrov,M (2425) Plovdiv 2006}) ({RR} 10. Be3 Nf4 11. b4 f5 12. a4 fxe4 13. Nxe4 Nf5 14. c5 Nxe3 15. fxe3 Nxe2+ 16. Qxe2 dxc5 17. Nxc5 Qxd5 18. Rad1 Qc6 19. Qc4+ Kh8 20. Ng5 Bf6 21. Nf7+ Kg7 22. Nd8 Rxd8 23. Rxd8 Bxd8 24. Qf7+ Kh6 {Nguyen,T (1971)-Tian,E (2204) Chess.com INT 2020 1-0 (40)}) 10... Nf4 11. Bxf4 $6 {Inaccuracy. Bf3 was best.} (11. Bf3 f5 12. Re1 a5 13. Bxf4 exf4 14. Qd2 a4 15. Rac1 Kh8 16. Nb5 Bd7) 11... exf4 12. Bg4 $146 (12. Qd2 g5 13. Bg4 Ng6 14. g3 h5 15. Bf5 Qf6 16. g4 Ne5 17. Qe2 a6 18. Rad1 {0-1 (45) Rusin,R (1768)-Markiewicz,M (1851) Warsaw 2016}) ({RR} 12. Qd2 g5 13. Bh5 f5 14. Rfe1 h6 15. Rad1 Kh7 16. Nf3 g4 17. hxg4 fxg4 18. Nd4 Be5 19. Ne6 Bxe6 20. dxe6 c6 21. Bxg4 Rg8 22. f3 Rg5 23. Re2 h5 24. Bh3 Rg3 25. Kh2 Qg8 26. Rf2 Qg5 {Pastowski,W (1556)-Schmidt,W (1501) Bad Sooden-Allendorf 2006 ½-½}) ({RR} 12. Qd2 g5 13. Bg4 Ng6 14. Bxc8 Rxc8 15. f3 h5 16. Ne2 Qf6 17. Rab1 Kh7 18. Rfd1 b6 19. Nd4 Ne7 20. Qd3 Qe5 21. Nf1 a5 22. Nb5 Kg8 23. Nd2 Rfd8 24. Nb3 c5 25. dxc6 Rxc6 26. N3d4 Qc5 {Smith,M-Krevinko,S Detroit 1994 1-0 (51)}) ({RR} 12. Qd2 Be5 13. Rad1 f5 14. Nf3 fxe4 15. Nxe4 Nf5 16. b3 Qe7 17. Rfe1 Bd7 18. Qb4 b6 19. Bd3 Qg7 20. Nxe5 dxe5 21. Ng5 Rae8 22. Nf3 Nd6 23. Nd2 f3 24. c5 Rf4 25. Ne4 Nf5 26. g3 Nxg3 {Tsimbalov,B-Alchinidi,Y Moscow 1999 1-0 (49)}) 12... f5 13. exf5 Nxf5 14. Nf3 h5 15. Bxf5 Bxf5 16. Re1 Re8 $6 {Inaccuracy. g5 was best.} (16... a6 {keeps the balance.}) (16... g5 17. Nd4 Bxd4 18. Qxd4 f3 19. Re3 fxg2 20. Rae1 g4 21. Re7 Rf7 22. Rxf7) 17. Qd2 $16 g5 $2 {Mistake. Qf6 was best.} (17... Qf6) 18. Rxe8+ $18 Qxe8 19. Nxg5 Qg6 20. h4 (20. Qxf4 $6 Rf8 21. Qe3 Re8) 20... a6 21. Re1 (21. Qxf4 Re8 22. Qd2 Qf6 $16) 21... Be5 22. f3 $6 {Inaccuracy. Ne2 was best.} (22. Ne2 Bf6 23. Nf3 Qg4 24. Nxf4 b5 25. c5 a5 26. Ng5 Qxh4 27. Nge6 dxc5) 22... Rb8 23. a4 Re8 {[%cal Be5d4]} 24. Nce4 Qg7 25. b3 $6 {Inaccuracy. Kh1 was best.} (25. Kh2 $18) (25. Kh1 b6 26. a5 bxa5 27. Qxa5 Rb8 28. Qxa6 Rxb2 29. Nc5 Rb8 30. Qa7 Rf8) 25... Bd4+ $16 26. Kh1 {[%cal Be4f6] [#] Strongly threatening Nf6+!} Be3 27. Rxe3 (27. Qe2 Re5) 27... fxe3 {The position is equal.} 28. Qxe3 {[%cal Be4f6] Threatens to win with Nf6+!} Bxe4 29. Nxe4 {[%cal Be4f6] aiming for Nf6+!} Qa1+ 30. Kh2 {[%cal Be4f6] [#] And now Nf6+! would win.} Qe5+ 31. Kg1 {Weighted Error Value: White=0.34/Black=0.25 (precise) PRECISÃO LICHESS: BRANCAS 93% PRETAS 93%} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.16"]
[White "Murillo, Costa Rodrigues Jr"]
[Black "Wellington, Correa Soares"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1722"]
[BlackElo "1298"]
[Annotator "Stockfish 16.1"]
[PlyCount "77"]
[EventDate "2024.??.??"]

{[%evp 11,77,-19,13,-9,18,0,31,-17,24,-12,-12,-26,-19,-26,2,-8,0,-5,25,0,19,16,75,78,178,153,289,73,62,66,216,139,131,128,182,170,301,262,262,249,269,221,261,244,280,235,390,337,373,366,390,390,390,393,386,364,362,370,364,0,475,472,468,455,466,448,591,554]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. d3 d6 6. Nc3 Bd7 7. Bb3 {aiming for Ng5. C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} h6 {Inhibits Ng5.} 8. h3 Be7 9. O-O {White is slightly better.} O-O 10. Be3 Na5 $146 ({RR} 10... Nh7 11. Nd5 Re8 12. Qd2 Bf8 13. Rfe1 Be6 14. Qc3 g6 15. a3 Bg7 16. Rab1 Rc8 17. Qd2 Ne7 18. c4 h5 19. Nc3 f6 20. Ne2 c6 21. Nc3 Qd7 22. Bh6 d5 23. exd5 cxd5 24. cxd5 Nxd5 25. Ne4 {Le T Tuyet,H-Nguyen T Hoai,A Dong Thap 2000 0-1 (35)}) 11. Nd2 $146 (11. d4 Nxb3 12. axb3 exd4 13. Nxd4 Re8 14. Qf3 Nh7 15. Nf5 Bg5 16. Bd4 Bf6 17. Be3 Bxf5 18. Qxf5 {1-0 (37) Koutecky,V (1534)-Burel,J (1506) Kouty nad Desnou 2024}) 11... Nxb3 12. axb3 Bc6 13. f4 exf4 $1 14. Bxf4 Re8 15. d4 b6 16. Qf3 Kh7 (16... Nh7 {remains equal.}) 17. Qd3 $16 {[#] Strongly threatening e5+.} Nh5 (17... Kg8) 18. Bh2 {Threatens to win with g4.} (18. Rxa6 Rxa6 19. Qxa6 Nxf4 $17) 18... Kg8 $2 {Mistake. Bg5 was best.} (18... Bg5 19. Rxf7) 19. Rxa6 $4 {Blunder. Qc4 was best.} (19. Qc4 Bg5 20. Qxf7+ Kh7 21. Nf3 Nf6 22. Nxg5+ hxg5 23. e5 dxe5 24. Bxe5 Rf8) 19... Rxa6 20. Qxa6 {Qc4 is the strong threat.} Qa8 $2 {Mistake. Bg5 was best.} (20... Bg5 21. Qc4 Qd7) 21. Qxa8 $6 {Inaccuracy. Qc4 was best.} (21. Qc4 Bf6 22. d5 Bb7 23. Qxc7 Bd4+ 24. Kh1 Nf6 25. Nc4 Nxe4 26. Nxe4 Bxd5) 21... Rxa8 22. d5 Bb7 (22... Bd7 $16) 23. Nf3 $18 c5 $2 {Mistake. Nf6 was best.} (23... Nf6 24. Nd4 Nd7 (24... Bf8 25. Re1 g5 26. Ncb5 Ne8 27. c4 Ra2 28. Re2 Bc8 29. g4)) 24. dxc6 Bxc6 25. Nd4 Bd7 26. Nf5 Bxf5 27. Rxf5 g6 28. Rf1 $6 {Inaccuracy. Rd5 was best.} (28. Rd5 Ra1+ 29. Rd1 Rxd1+ 30. Nxd1 Kf8 31. Nc3 Ke8 32. Kf1 Kd7 33. b4 Bf6) 28... f6 $2 {Mistake. Bf6 was best. [#]} (28... Bf6 29. Nd5 (29. Bxd6 Bd4+ 30. Kh2 Re8 $16) (29. Rd1 Be5 30. Nd5 Ra2 31. Bxe5 dxe5 32. Rb1 Nf4 33. Nxb6 Ne2+ 34. Kf2) 29... Bxb2) 29. Rd1 Rd8 30. Nd5 {[%csl Bb6,Be7]} Bf8 31. Nxb6 f5 32. exf5 gxf5 33. Nc4 d5 34. c3 {[%cal Bc2c3,Bc3c4][%mdl 32]} Be7 35. Ne3 (35. Ne5 Ra8 36. b4 Bg5 37. Kf2 Ra2 38. Nd3 Nf6 39. Kf3 Kf7 40. Bf4 Ke7) 35... f4 $4 {[%mdl 8192] Blunder. Bc5 was best.} (35... Bc5 36. Kf2 f4 37. Bxf4 Nxf4 38. b4 Ba7 39. Ra1 Bb8 40. Nf5 Re8 41. Nxh6+) 36. Nxd5 {White is clearly winning.} Kf7 37. c4 Bc5+ 38. Kf1 Ke6 $6 {Inaccuracy. Ng3+ was best.} (38... Ng3+ 39. Bxg3 fxg3 40. Ke2 Rb8 41. Rd3 Bf2 42. Kd2 Ke6 43. b4 Ke5 44. b5) 39. Nxf4+ {Weighted Error Value: White=0.39/Black=0.64 PRECISÃO LICHESS: BRANCAS 86% PRETAS 81%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.17"]
[White "Mauro, Araujo Lima De Souz"]
[Black "Flavio C. Balod"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1511"]
[BlackElo "1709"]
[Annotator "Stockfish 16.1"]
[PlyCount "26"]
[EventDate "2024.??.??"]

{[%evp 9,26,-99,-14,-130,-133,-135,17,-99,-4,-191,-192,-241,-241,-354,-358,-366,-45,-391,-73]} 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. c4 $6 {Inaccuracy. d4 was best. [#]} (5. d4 Nc6 6. Be3 Bf5 7. Nf3 e5 8. dxe5 Qxd1+ 9. Kxd1 O-O-O+) 5... Qd8 $6 {Inaccuracy. Qe4+ was best.} (5... Qe4+ 6. Qe2 Qxe2+ (6... Qg6 7. Nf3 Bg4 8. h3 Bxf3 9. Qxf3 Nc6 10. d3) 7. Nxe2 Nc6) ({RR} 5... Qe4+ 6. Qe2 Bf5 7. Nf3 Nc6 8. a3 e5 9. b4 O-O-O 10. h3 Qc2 11. g4 Be4 12. Bg2 Bd3 13. Qe3 Be7 14. h4 e4 15. Ng5 Bf6 16. Bxe4 Rhe8 17. f3 Bxa1 18. Kf2 Bd4 {0-1 (18) Bodi,T (2169)-Suto,G (2276) Fuzesabony 2004}) 6. g3 $2 {Mistake. Nf3 was best. B02: Alekhine's Defence: Chase Variation and lines with early Nc3.} (6. Ne2) (6. Nf3 e5 7. Nxe5 Bc5 8. Be2 O-O 9. O-O Re8 10. Nf3 Nc6) ({RR} 6. d4 g6 7. g3 Bg7 8. d5 O-O 9. Bg2 c6 10. dxc6 Qxd1+ 11. Kxd1 Nxc6 12. Bxc6 bxc6 13. Ne2 Be6 14. c5 Rfd8+ 15. Ke1 Rab8 16. Nc3 Bxc3+ 17. bxc3 Bd5 18. Rg1 Bf3 19. Be3 Rb2 20. Bd4 e5 {Ponciano Madueno,L (1093)-Giler Moncayo,B (1290) Guayaquil 2019 0-1}) 6... e5 7. Bg2 c6 $146 {Blunder. Nc6 was best.} (7... Nc6 8. Ne2 Qd3) (7... Bf5 8. Bxb7 Nd7 9. Bxa8 Qxa8 10. Qf3 Be4 11. Qg4 Bxh1 12. f3 e4 13. f4 Bb4 {0-1 (24) Frantz,F-Loeffler,P Sebnitz 2002}) ({RR} 7... Bf5 8. Bxb7 Nd7 9. Bxa8 Qxa8 10. Qf3 Be4 11. Qg4 Bxh1 12. f3 e4 13. f4 Bb4 14. b3 e3 15. Bb2 Bxd2+ 16. Kd1 Rg8 17. Ba3 Qe4 18. Ke2 g5 19. h4 f5 20. Qh5+ Kd8 21. Qxh7 Re8 22. hxg5 {Frantz,F-Loeffler,P Sebnitz 2002 0-1}) 8. d3 $2 {Mistake. Nf3 was best.} (8. Nf3 Bg4) 8... Be6 $6 {Inaccuracy. Bb4+ was best.} (8... Bb4+ 9. Bd2 Na6) 9. Bd2 $4 {Blunder. Nf3 was best. [#]} (9. Nf3 Bb4+ 10. Bd2 Na6 11. O-O Qxd3 12. Bxb4 Qxd1 13. Raxd1 Nxb4 14. Nxe5 Rd8) 9... Qxd3 $19 {And now ...Na6 would win.} 10. b3 Na6 11. Nf3 $6 {Inaccuracy. Qe2 was best.} (11. Qe2 O-O-O (11... Qxe2+ 12. Kxe2 Bg4+ 13. f3 Bf5 14. Be3 Bc5 15. Rd1 Rd8 16. Rxd8+ Kxd8) 12. Qxd3 Rxd3 13. Ke2) 11... Nb4 {...Nc2+ is the strong threat.} 12. Rc1 {Inhibits Nc2+.} Qd6 $4 {Blunder. O-O-O was best.} (12... O-O-O 13. a3 Na2 (13... Qe4+ 14. Kf1 Nd3 15. Nh4 Qd4 16. Be3 Qb2 17. Rb1 Qxa3 18. Qe2) 14. Nxe5 Qf5) 13. Be3 $4 {[%mdl 8192] Blunder. O-O was best.} (13. O-O Nd3 14. Rc2 Bg4 15. h3 Bh5 16. Ba5 Be7 17. c5 Qd5 18. g4 Bg6) 13... Rd8 $4 {Blunder. Nd3+ was best. Ilegível. Weighted Error Value: White=1.41/Black=1.22 PRECISÃO LICHESS: BRANCAS 62% PRETAS 59%} (13... Nd3+ 14. Ke2 Nxc1+ (14... e4 15. Ng5 Nxc1+ 16. Bxc1 Bg4+ 17. f3 exf3+ 18. Bxf3 Qxd1+ 19. Rxd1) 15. Qxc1 f6) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.20"]
[White "Sophia Magalhães de Lima"]
[Black "Marcello, Henrique Amaral Da"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1479"]
[BlackElo "1579"]
[Annotator "Stockfish 16.1"]
[PlyCount "37"]
[EventDate "2024.??.??"]

{[%evp 9,37,2,84,-10,52,32,89,23,23,26,23,22,26,23,31,32,60,0,20,0,39,42,50,25,37,21,202,144,181,7]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Nf3 c5 $6 {Inaccuracy. Bd6 was best.} (5... Bd6 6. Nb5 O-O 7. Nxd6 Qxd6 8. h3 Re8+ 9. Be2 Bf5 10. O-O) 6. Be3 $6 {Inaccuracy. Bb5+ was best. C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} (6. Bb5+ Nc6 7. O-O Bd6 8. Bg5 O-O 9. Bxf6 Qxf6 10. Nxd5 Qh6) ({RR} 6. Bb5+ Bd7 7. O-O Be7 8. dxc5 Bxb5 9. Nxb5 O-O 10. Bg5 Na6 11. c6 bxc6 12. Nbd4 Qc7 13. Re1 Nc5 14. Ne5 Nce4 15. Bxf6 Bxf6 16. Nexc6 Qb6 17. Re2 Qxb2 18. c4 Qb6 19. Rc1 Bxd4 20. Nxd4 Rac8 {Socko,M (2348)-Radjabov,T (2483) Saint Vincent 2001 ½-½}) 6... cxd4 $6 {Inaccuracy. c4 was best.} (6... c4 7. a3 Bd6 8. b3 cxb3 9. cxb3 O-O 10. Bd3 Bg4 11. h3) 7. Bxd4 ({RR} 7. Nxd4 a6 8. Bd3 Bd6 9. O-O O-O 10. Nf5 Bxf5 11. Bxf5 Nc6 12. Bg5 h6 13. Bxf6 Qxf6 14. Bd3 Rad8 15. Qh5 Be5 16. Rad1 Bxc3 17. bxc3 Qxc3 18. Rfe1 Rfe8 19. Rxe8+ Rxe8 20. Qxd5 g6 21. g3 Qe5 {Ljukin,S (2362)-Goltsev,D (2244) chess.com INT 2023 0-1}) 7... Bb4 $146 {Inaccuracy. Be7 was best. [#]} (7... Be7 8. Qe2 O-O 9. O-O-O Be6 10. Ng5 Bf5 11. h4 Nc6 12. Bxf6) ({RR} 7... Nc6 8. Bb5 Bb4 9. Qe2+ Be6 10. O-O O-O 11. Qd3 Bxc3 12. Bxc3 Ne4 13. Nd2 f5 14. Rae1 Qb6 15. Nb3 Rad8 16. Bxc6 Qxc6 17. Nd4 Qb6 18. Nxe6 Qxe6 19. f3 Qb6+ 20. Bd4 Nc5 21. Qa3 Rfe8 22. Bxc5 {Hanstein,W-Von Jaenisch,C Berlin 1842 1-0}) ({RR} 7... Be7 8. Bd3 Be6 9. O-O Nbd7 10. Re1 O-O 11. h3 Nc5 12. a3 Nxd3 13. Qxd3 Nd7 14. Rad1 Bf6 15. Bxf6 Nxf6 16. Nd2 Qd7 17. Nf1 Rad8 18. Qd4 b6 19. Ne3 Qb7 20. Rd2 Rd7 21. Red1 Rfd8 22. g4 {Straka,S-Gallik,D Ruzomberok 2010 ½-½}) ({RR} 7... Be6 8. a3 Be7 9. Bd3 Nc6 10. Nb5 a6 11. Nc3 Bg4 12. h3 Bxf3 13. Qxf3 Nxd4 14. Qf4 Nc6 15. O-O O-O 16. Qf5 Qc8 17. Qf3 Ne5 18. Qe3 Nxd3 19. Qxe7 Nxb2 20. Qb4 Nc4 21. Rad1 Rd8 22. Rd4 {Scheid,S-Mueller,D Niederkirchen 2006 0-1 (37)}) 8. a3 $6 $146 {Inaccuracy. Qe2+ was best.} (8. Qe2+ Be6 9. Qb5+ (9. a3 Bxc3+ 10. Bxc3 O-O) (9. O-O-O O-O 10. Bxf6 Qxf6 11. Nxd5 Bxd5 12. Rxd5 Nc6) 9... Nc6 10. Qxb7 Nxd4 11. Nxd4 Bxc3+ 12. bxc3) (8. Be2 O-O 9. O-O Bxc3 10. bxc3 Nc6 11. Re1 Re8 12. Bd3 Ne4 13. Nd2 Bf5 14. f3 {½-½ (40) Rajlic,B (1564)-Stankovic,A (1534) Belgrade 2020}) 8... Bxc3+ 9. Bxc3 O-O $1 10. Be2 {[%cal Bf1e2,Be2f3,Bf3c6][%mdl 32]} Nc6 11. O-O Bg4 12. h3 $36 {[%mdl 2048] White has good play.} Bh5 13. Rb1 (13. Bxf6 $14 Qxf6 14. Qxd5 Bxf3 15. Bxf3 (15. Qxf3 Nd4)) 13... Re8 {[%cal Bd5d4]} 14. Re1 Bxf3 $6 {Inaccuracy. Ne4 was best.} (14... Ne4 15. Bd4 Re6 16. Be3 Ng3 17. Bd3 Ne4) 15. Bxf3 Rxe1+ 16. Qxe1 {Rd1 is the strong threat.} d4 17. Bxc6 dxc3 $2 {Mistake. bxc6 was best. [#]} (17... bxc6 18. Bb4 (18. Rd1 c5 19. b4 Qc7 20. Ba1 cxb4 21. axb4 Qxc2 22. Bxd4 Re8 23. Qf1) 18... Qd5) 18. Bf3 Rc8 19. bxc3 $2 {[%mdl 32768] Mistake. Bxb7 was best. Ilegível. Weighted Error Value: White=0.40/Black=0.38. Loss on time!? PRECISÃO LICHESS: BRANCAS 86% PRETAS 86%} (19. Bxb7 Rb8 (19... Rc7 20. bxc3 g6 21. Qe5 Kg7 22. Bf3 Re7 23. Qf4 Qc8 24. c4 Qc5) 20. bxc3) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.21"]
[White "Joao, Carlos Reginaldo E"]
[Black "Diogo, Ubirajara Correa Ju"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1470"]
[BlackElo "1570"]
[Annotator "Stockfish 16.1"]
[PlyCount "64"]
[EventDate "2024.??.??"]

{[%evp 18,64,44,36,35,6,73,6,2,-59,-66,-51,19,-111,21,32,82,-14,101,-154,163,-275,71,-241,-239,-232,-235,-364,-344,-346,-294,-353,-341,-486,-480,-491,-500,-500,-499,-503,-492,-502,-485,-570,-568,-607,-576,-676,-593]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. d5 a5 8. Bg5 Na6 9. O-O Nc5 10. Qc2 Qe8 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} ({RR} 10... Bd7 11. Nd2 h6 12. Be3 h5 13. f3 Kh7 14. b3 Bh6 15. Bxh6 Kxh6 16. a3 Kg7 17. b4 axb4 18. axb4 Rxa1 19. Rxa1 Na6 20. Rb1 Qb8 21. Kf1 Qa7 22. Qd3 Rb8 23. Nd1 Ne8 24. Qe3 Qxe3 25. Nxe3 {Johansen,D (2430)-Vajda,L (2632) Parramatta 2013 0-1 (53)}) 11. b3 ({RR} 11. Nd2 b6 12. b3 Nfd7 13. a3 f6 14. Be3 f5 15. f3 Nf6 16. b4 Na6 17. bxa5 bxa5 18. c5 Nxc5 19. Bxc5 dxc5 20. Nb5 Qe7 21. Rac1 Bh6 22. Rcd1 Nh5 23. Nc4 Rb8 24. a4 Qh4 25. Rf2 fxe4 {Nunes,A (1817)-Librelato,K (2182) Caioba BRA 2023 ½-½ (59)}) 11... Nfd7 $146 {Inaccuracy. Nh5 was best.} (11... Nh5) ({RR} 11... Nh5 12. Nb5 Na6 13. g3 Bh3 14. Rfe1 f5 15. Bd2 f4 16. Ng5 Bd7 17. Bxa5 b6 18. Bd2 Qe7 19. Ne6 Bxe6 20. dxe6 Qxe6 21. c5 Kh8 22. cxd6 cxd6 23. Qc4 Qd7 24. Qd3 Rf6 25. b4 Raf8 26. Rac1 {Kawuma,P (2279)-Katairo,T (1906) Kampala 2017 1-0 (63)}) ({RR} 11... Nh5 12. Be3 Nf4 13. Rfe1 f5 14. Bxc5 dxc5 15. Bf1 Qf7 16. Ng5 Qf6 17. Nf3 g5 18. g3 Ng6 19. Bg2 f4 20. Nb5 Rf7 21. Rad1 Bg4 22. Rd3 Bf8 23. Qd2 Bd6 24. h3 Bd7 25. Nc3 h5 26. Kh2 {Mladenov,A (1566)-Mihalev,D (1747) Sofia 2017 0-1 (58)}) ({RR} 11... Nh5 12. Ne1 Nf4 13. Nd3 Ncxd3 14. Bxd3 f5 15. f3 Bd7 16. a3 Qb8 17. Bh4 fxe4 18. Bxe4 c5 19. a4 Bf6 20. Bf2 Rf7 21. Rae1 Qf8 22. Nd1 Qg7 23. Ne3 Raf8 24. Kh1 Bd8 25. Nd1 g5 26. Be3 {Bednar,J (1986)-Pniaczek,M (2234) Tatranske Zruby 2018 ½-½ (47)}) 12. Rfe1 $6 $146 {Inaccuracy. Nb5 was best.} (12. Nd2 $16) (12. a3 a4 13. bxa4 Nb6 14. Nb5 Qd7 15. Rfd1 f5 16. Bd3 f4 17. Bh4 h6 18. a5 Rxa5 {1-0 (30) Perez,M (1875)-Penalba,P Buenos Aires 2003}) (12. Nb5 Na6) 12... f5 {[#] Hoping for ...f4. The position is equal.} 13. exf5 $6 {Inaccuracy. Nb5 was best.} (13. Nd2) (13. Nb5) 13... gxf5 $15 14. Nb5 Na6 $6 {Inaccuracy. e4 was best.} (14... e4 15. Nfd4 (15. Nxc7 Qg6 $17) 15... Bxd4 16. Nxd4 f4) 15. Nh4 $2 {Mistake. Bd2 was best. [#]} (15. Bd2 b6 16. a3 Nf6 17. Rab1 Bd7 18. b4 axb4 19. axb4 Nxd5 20. cxd5 Bxb5) 15... e4 $2 {Mistake. Ndc5 was best.} (15... Ndc5 16. Qd1 Ne4) 16. Rad1 Ndc5 17. a3 $6 {Inaccuracy. g3 was best.} (17. g3 Nb4) 17... Bd7 $6 {Inaccuracy. f4 was best.} (17... f4 18. g3 Be5) 18. Nd4 $4 {[%mdl 8192] Blunder. g3 was best.} (18. g3 Be5) 18... Bf6 $4 {Blunder. Bxd4 was best.} (18... f4 $17 {keeps the pressure on.} 19. Bf3 Bxd4 20. Rxd4 Qe5 21. Bxe4 Qxg5 22. Bxh7+ Kg7) (18... Bxd4 19. Rxd4 Qe5 20. Bc1 Qf6 21. g3 Nxb3 22. Qxb3 Qxd4 23. Qc2 Qg7 24. Ng2) 19. Qd2 $4 {[%mdl 8192] Blunder. Bxf6 was best.} (19. Bxf6 Rxf6 20. g3 c6 21. Ng2 Qe5 22. f4 Qe7 23. Qc3 Nc7 24. Kh1 Rff8) 19... Qd8 $4 {Blunder. e3 was best.} (19... e3 20. Bxe3 Ne4 (20... Bxh4 21. Bf3 Ne4 22. Qc2 Qg6 23. Ne6 Bxe6 24. dxe6 Rae8 25. c5)) 20. Bh6 $4 {[%mdl 8192] Blunder. Bxf6 was best.} (20. Bxf6 Qxf6 21. Qf4 Qe5 22. Qg5+ Qg7 23. Qxg7+ Kxg7 24. f3 Rae8 25. f4 Kf6) 20... Bxh4 $19 21. Bxf8 Qxf8 (21... Kxf8 22. b4) 22. Qf4 $6 {Inaccuracy. b4 was best.} (22. b4 f4 (22... axb4 23. axb4 e3 24. Qxe3 Nxb4 25. Qh3 Bg5 26. Bh5 Qf6 27. f4 Bh6) 23. bxc5 Bxf2+ 24. Kh1) 22... Bf6 23. Nxf5 Bg7 {Prevents Nh6+.} (23... Nxb3 24. Nh6+ Kh8 25. Bh5) (23... Bxf5 24. Qxf5 Bc3 25. Qh3 Bxe1 26. Rxe1 Qf4 27. Qc3 Rf8 28. Rf1 Qf6 29. Qh3) 24. Bg4 Qf6 {Inhibits Qg5.} (24... Nxb3 25. Rxe4 Nac5 26. Re3 $17) 25. Re3 $6 {Inaccuracy. f3 was best.} (25. f3 Nd3 26. Ne7+ Qxe7 (26... Kf8 27. Qxf6+ Bxf6 28. Rxe4 Ndc5 29. Bxd7 Nxe4 30. Nf5 Nac5) 27. Rxd3) 25... Rf8 {Black is clearly winning.} 26. Bh3 Bxf5 27. Bxf5 Qxf5 28. Qxf5 Rxf5 29. Rb1 Nd3 30. Rf1 Nac5 31. h3 Kf7 32. Rd1 Bd4 {Weighted Error Value: White=1.17/Black=0.93 PRECISÃO LICHESS: BRANCAS 72% PRETAS 80%} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.22"]
[White "Gabriel Silva Cosme"]
[Black "Joao Guilherme Alves Sabadin"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1577"]
[BlackElo "1059"]
[Annotator "Stockfish 16.1"]
[PlyCount "52"]
[EventDate "2024.??.??"]

{[%evp 12,52,46,46,43,45,62,35,92,37,57,58,54,21,23,8,27,17,85,25,32,32,129,121,119,126,124,126,122,126,110,104,158,158,443,281,266,276,276,265,284,244,507]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Be7 6. Bd3 Nf6 7. O-O O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 8. Re1 Re8 ({RR} 8... Bg4 9. h3 Bh5 10. Nbd2 c6 11. Nf1 a5 12. Ng3 Bg6 13. Nf5 Re8 14. Bg5 Nbd7 15. Qd2 a4 16. a3 Bf8 17. Rxe8 Qxe8 18. Re1 Qd8 19. N3h4 Qa5 20. Nxg6 hxg6 21. Qxa5 Rxa5 22. Bxf6 gxf6 23. Ne3 {Garrido,D (2230)-Wu,D (2255) chess.com INT 2024 0-1 (34)}) 9. c4 ({RR} 9. Nbd2 Nbd7 10. Nf1 b6 11. Ng3 Bb7 12. Bd2 Bf8 13. Rxe8 Qxe8 14. c3 g6 15. Qe2 {½-½ (15) Grischuk,A (2764)-Artemiev,V (2700) Warsaw 2021}) 9... Nbd7 $146 (9... Nc6 $14) ({RR} 9... Bg4 10. Nbd2 Nbd7 11. h3 Bh5 12. Nf1 Nf8 13. Bd2 Bg6 14. Qc2 Bxd3 15. Qxd3 Qd7 16. Ng3 Ng6 17. h4 h6 18. h5 Nf8 19. Re2 N8h7 20. b3 Bf8 21. Rxe8 Rxe8 22. Kf1 Qg4 23. Nh2 Qh4 24. Nf3 {Hamzic,A (1786)-Janjic,N Sarajevo 2013 ½-½}) ({RR} 9... c6 10. Nc3 Nbd7 11. Bf4 Nf8 12. h3 a6 13. b4 Ne6 14. Bh2 Bf8 15. Qd2 g6 16. a4 Bg7 17. a5 b5 18. axb6 Qxb6 19. c5 dxc5 20. bxc5 Qd8 21. Bc4 Ra7 22. Bb8 Rd7 23. Bd6 Rxd6 24. cxd6 {Nabaty,T (2630)-Seitaj,I (2374) Baku 2016 1-0 (32)}) ({RR} 9... c6 10. Nc3 Bg4 11. h3 Bh5 12. Ne4 Nxe4 13. Bxe4 Bg6 14. Bxg6 hxg6 {½-½ (14) Hecht,H-Szabo,L Solingen 1974}) 10. d5 $146 (10. Nc3 $16) (10. Bf4 a6 11. Nc3 b5 12. cxb5 Nc5 13. dxc5 dxc5 14. Ng5 Ng4 15. Bxh7+ Kf8 16. Qf3 Bxg5 17. Bxg5 Rxe1+ 18. Rxe1 {1-0 (18) Wosch,A (2216)-Jokmin,G (566) LSS email 2010}) 10... Nc5 11. Bc2 Bg4 12. Nbd2 a5 13. b3 Qd7 14. Bb2 b5 $6 {Inaccuracy. Nh5 was best.} (14... Nh5) 15. Nf1 (15. h3 $16 Bh5 16. Qb1) 15... bxc4 16. bxc4 c6 $6 {Inaccuracy. Bxf3 was best.} (16... Bxf3 17. Qxf3 Qg4) 17. Bd4 $16 {[#] aiming for Bxc5.} cxd5 18. Bxc5 dxc5 19. Ba4 Qd6 20. Bxe8 Rxe8 21. cxd5 (21. h3 {is interesting.} Bd7 22. Qd2 Be6 23. Qxa5 dxc4 24. Ne3) 21... Qxd5 (21... Nxd5 22. Qa4 Qd7 23. Qxa5 Be6) 22. Ne3 $36 {[%mdl 2048] Keeping Black busy.} Bxf3 {[#]} (22... Qxd1 23. Raxd1 Be6) 23. Qxf3 $2 {Mistake. Nxd5 was best.} (23. Nxd5 Bxd5 24. Qa4 Be6 25. Rxe6 fxe6 26. Qc6 Kf7 27. Re1 Bf8 28. h4 h5) 23... Qxf3 24. gxf3 Rc8 25. Nc4 {[%csl Ba5,Be7]} Bd8 $6 {Inaccuracy. Bf8 was best.} (25... Bf8 26. a4 Nd5 27. Rab1 g6 28. Rb5 Nf4 29. Kf1 Rd8 30. Rxa5 Rd4 31. Rc1) 26. Re5 $6 {Inaccuracy. Rab1 was best.} (26. Rab1 Bc7 27. Rb7 Kf8 28. Rd1 g6 29. a4 Kg7 30. Ra7 h6 31. h3 h5) 26... Nd7 $4 {[%mdl 32768] Blunder. g6 was best. Weighted Error Value: White=0.26 (precise) /Black=0.44. An unexpected result. PRECISÃO LICHESS: BRANCAS 91% PRETAS 82%} (26... g6 27. Rb1 (27. Kh1 Rc6 28. Rb1 Bc7 29. Ree1 Nd5 30. Rb7 Bf4 31. Kg2 Rf6 32. Ra7) 27... Bc7) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "4.23"]
[White "Carlos, Alberto Braga Mende"]
[Black "Paulo, Henrique Pfitzner"]
[Result "1-0"]
[ECO "D50"]
[WhiteElo "1371"]
[BlackElo "1407"]
[Annotator "Stockfish 16.1"]
[PlyCount "79"]
[EventDate "2024.??.??"]

{[%evp 9,78,-30,-34,-110,6,-223,-218,-457,-380,-373,-181,-273,-266,-248,-123,-147,-80,-76,-28,-115,264,253,327,252,431,428,523,500,504,504,507,505,514,483,490,460,497,501,499,469,472,471,485,479,510,415,602,595,591,586,701,675,644,565,29992,542,660,613,29990,29991,1112,1051,29995,29996,29997,29995,29996,29997,29998,29999,29999]} 1. d4 d5 2. c4 Nf6 3. Nc3 $6 {Inaccuracy. cxd5 was best.} (3. cxd5 g6 4. Qa4+ c6 5. dxc6 Nxc6 6. Nf3 Bg7 7. Nc3 Bf5) 3... e6 4. Bg5 Bb4 5. Rc1 $6 {Inaccuracy. cxd5 was best.} (5. cxd5 exd5 6. e3 h6 7. Bh4 g5 8. Bg3 h5 9. Qb3 Qe7) ({RR} 5. cxd5 Qxd5 6. Bxf6 gxf6 7. Qa4+ Nc6 8. Qxb4 Nxb4 9. Nxd5 Nxd5 10. Rc1 Bd7 11. Nf3 Bc6 12. e3 Rg8 13. Rc5 O-O-O 14. h4 Ne7 15. Rh2 Rd5 16. Rxd5 Bxd5 17. Bd3 h6 18. a3 Bxf3 19. gxf3 Rg1+ {Gareyev,T (2590)-Sadorra,J (2478) South Padre Island 2009 ½-½ (52)}) 5... dxc4 {[%cal Bd5c4,Bc4b3,Bb3b2][%mdl 32]} ({RR} 5... h6 6. Bxf6 Qxf6 7. cxd5 exd5 8. a3 Bxc3+ 9. Rxc3 c6 10. Nf3 O-O 11. e3 Re8 12. Be2 Nd7 13. O-O a6 14. Qc2 Qd6 15. Bd3 Nf6 16. Ne5 Be6 17. b4 Rac8 18. Rb1 Ne4 19. Bxe4 dxe4 20. a4 {Balinski,D (2174)-Novosel,L (2293) Pula 2022 ½-½}) 6. a3 $146 {Inaccuracy. e4 was best. D50: Queen's Gambit Declined: Dutch-Peruvian Gambit.} (6. g3 $15) (6. Nf3 Nc6 7. e3 b5 8. a3 Bxc3+ 9. Rxc3 Ne7 10. Bxf6 gxf6 11. b3 Nd5 12. Rc1 Ba6 13. bxc4 bxc4 14. Qa4+ {1-0 (14) Casas Renteria,E (1551)-Kuttner,J (1600) LSS email 2016}) (6. e4 c5 7. dxc5 Qxd1+ 8. Rxd1 Nc6 9. f3 Ne5 10. Be3 Nfd7) ({RR} 6. Nf3 O-O 7. e3 b5 8. Be2 Bb7 9. O-O Nc6 10. Nxb5 a6 11. Nc3 Bxc3 12. Rxc3 Na5 13. Ne5 Bd5 14. Ng4 Rb8 15. Nxf6+ gxf6 16. Bh6 Re8 17. Bh5 Be4 18. Qg4+ Bg6 19. f4 f5 20. Qg3 Rxb2 {Voynova,E-Tkachuk,K (2180) Salekhard 2008 ½-½ (50)}) 6... Ba5 $6 {Inaccuracy. Bxc3+ was best.} (6... Bxc3+ 7. Rxc3 b5 8. Rc1 O-O 9. Nf3 c5 10. b3 cxb3 11. Qxb3) 7. b4 $4 {Blunder. Qa4+ was best.} (7. Qa4+ c6 (7... Nc6 8. e3 Qd5 9. Bxf6 Bxc3+ 10. Rxc3 b5 11. Qc2 gxf6) 8. Qxc4) 7... cxb3 $1 $19 8. e3 $4 {Blunder. Qxb3 was best.} (8. Qxb3 Qxd4 9. Nf3 Qb6 10. Qc2 Nbd7 11. Bd2 Qc5 12. g3 c6 13. Bg2 Qxa3) 8... Qd5 9. Bxf6 gxf6 $4 {Blunder. b2 was best.} (9... b2 10. Bxg7 (10. Qa4+ $2 Bd7 $19) 10... Rg8 (10... bxc1=Q 11. Qxc1 Rg8 12. Be5 Nd7 13. Bg3 Nb6 14. Bd3 Bxc3+ 15. Qxc3)) 10. Nge2 $2 {Mistake. Qd2 was best.} (10. Qd2 Qf5 (10... Qd6 11. Qb2 e5 12. dxe5 fxe5 13. Nf3 Nc6 14. Qxb3 Be6 15. Bc4 Bxc4) 11. Bd3) 10... b2 11. Rb1 {[%cal Bc1b1,Bb1b2,Bb2c2][%mdl 32]} Qb5 $2 {Mistake. e5 was best.} (11... e5 12. Rxb2 (12. Qd2 Qc4 13. Rxb2 exd4 14. Qxd4 Qxd4 15. exd4 Nc6 16. Kd2 O-O 17. d5) 12... Nc6) 12. Qc2 Nc6 $6 {Inaccuracy. c5 was best.} (12... e5 {...exd4 is the strong threat.} 13. Rxb2 Qc4) (12... c5) 13. Rxb2 $17 Qg5 $6 {Inaccuracy. Qd5 was best.} (13... Qd5 14. Ng3 f5 $17) 14. g3 $6 {Inaccuracy. Ng3 was best. [#]} (14. Ng3 Bxc3+ 15. Qxc3 Qa5 16. Rb3 f5 17. Nh5 Bd7 18. Nf6+ Kd8 19. Nxd7 Kxd7) 14... b6 $4 {[%mdl 8192] Blunder. Qd5 was best.} (14... Qd5 15. Rg1 e5) 15. Bg2 $18 Bb7 $6 {[%cal Bc6d4] Inaccuracy. Bd7 was best.} (15... Bd7 16. O-O Rd8 17. Ne4 Qh6 18. Nf4 f5 19. Nd2 Bxd2 20. Bxc6 Ba5 21. Nd3) 16. O-O Bxc3 $2 {Mistake. O-O was best.} (16... O-O 17. Nb5 (17. Ne4 Qh6 18. Nxf6+ Qxf6 19. Bxc6 Bxc6 20. Qxc6 a6 21. Rc2 Qe7 22. Nf4) 17... a6 18. Bxc6 Bxc6 19. Qxc6 (19. Nxc7 Bf3 $16) 19... axb5 20. Rxb5 Qh6 21. Qxc7 Rac8) 17. Qxc3 (17. Nxc3 O-O $16) 17... Kd7 18. Rc2 Rad8 19. Bxc6+ Bxc6 20. Qxc6+ Ke7 21. Nc3 Rd7 22. Nb5 Rc8 23. Nxa7 Rcd8 24. Nb5 Qf5 25. Rfc1 e5 26. d5 Rxd5 27. Nxc7 Rd1+ (27... Rd3 28. e4 Qf3 29. Nd5+ Kf8) 28. Rxd1 Rxd1+ 29. Kg2 {Intending Qe8+ and mate.} Kf8 $6 {Inaccuracy. Qd7 was best.} (29... Qd7 30. e4 Qxc6 31. Rxc6 Kd7 32. Rc3 Rd4 33. h4 h6 34. Nd5 b5 35. Nxf6+) 30. e4 Qg6 31. f3 Qg5 $4 {Checkmate is now unavoidable. Rd8 was best.} (31... Rd8 32. Nd5 f5 33. Qxb6 Qxb6 34. Nxb6 fxe4 35. fxe4 Ke7 36. a4 Ke6 37. Nd5) 32. Nd5 $4 {Lost forced checkmate sequence. Qe8+ was best.} (32. Qe8+ Kg7 33. Ne6+ (33. Nd5 Rd2+ 34. Rxd2 Qxd2+ 35. Kh3 Qh6+ 36. Kg4 Qg5+ 37. Kh3 Qh6+ 38. Kg4 Qg5+ 39. Kh3 Qh6+) 33... Kg6 (33... Kh6 34. Nxg5 Kxg5 35. Qxf7 Rd2+ 36. Rxd2 b5 37. Qg7+ Kh5) 34. Nxg5 Kxg5 35. Qxf7 Rg1+ 36. Kxg1 b5 37. Qg7+ Kh5 38. Qxh7+ Kg5 39. h4#) 32... Kg7 33. Ne7 h6 $4 {Checkmate is now unavoidable. Rd2+ was best.} (33... Rd2+ 34. Kf1 Rd1+ 35. Ke2 Rd8 36. h4 Qh5 37. Nf5+ Qxf5 38. exf5 h5 39. Ra2) 34. h4 Rd2+ $6 {Checkmate is now unavoidable. Qh5 was best.} (34... Qh5 35. g4 Qg6 36. Nxg6 Rd8 37. Ne7 Kf8 38. Nf5 Kg8 39. Qc7 Re8 40. Kh3) 35. Kh3 Qe3 $6 {Checkmate is now unavoidable. Qg6 was best.} (35... Qg6 36. Nxg6 Rd8 37. Ne7 Rf8 38. Nf5+ Kg6 39. Rh2 Rd8 40. Qc1 Rh8 41. h5+) 36. Nf5+ {White mates.} Kg6 37. Nxe3 Rd8 38. Nf5 Kh7 $4 {Checkmate is now unavoidable. Rd6 was best.} (38... Rd6 39. Qxd6 h5 40. Qf8 b5 41. Qg7#) 39. Qxf6 {[%csl Gf5][%cal Rf6g7]} Rg8 40. Qxh6# {Weighted Error Value: White=0.86/Black=1.04 PRECISÃO LICHESS: BRANCAS 86% PRETAS 78%} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.1"]
[White "Souza, Iago Henrique da Si"]
[Black "Santos Filho, Tadeu Sousa"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2036"]
[BlackElo "1992"]
[Annotator "Stockfish 16.1"]
[PlyCount "246"]
[EventDate "2024.??.??"]

{[%evp 18,246,82,89,112,93,140,138,149,119,146,135,135,148,251,150,280,278,303,304,303,195,166,177,201,170,274,171,259,248,399,395,390,244,285,278,275,271,364,370,501,501,497,491,488,468,466,412,403,343,360,360,358,358,352,348,373,368,389,380,379,381,416,406,473,458,469,464,470,451,491,490,487,404,404,377,367,349,417,418,484,448,485,36,489,487,487,480,456,424,487,411,486,480,485,345,338,324,485,425,466,471,448,450,454,414,579,507,618,614,743,696,742,686,686,450,450,420,420,419,415,408,399,331,662,662,651,366,623,43,37,43,499,499,501,77,77,77,522,35,34,30,31,29,34,34,37,32,31,28,30,32,28,28,34,28,28,9,32,13,16,12,15,12,11,12,36,36,432,28,35,13,12,14,13,12,13,16,442,22,42,41,453,38,36,36,41,45,48,14,14,15,29,25,27,5,8,11,41,42,294,297,437,435,444,443,444,444,444,443,401,312,458,42,44,32,33,32,31,32,33,33,33,32,32,32,33,33,35,34,361]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. Re1 Qe8 9. Bf1 Bg4 10. d5 h6 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} ({RR} 10... Nh5 11. h3 Bd7 12. g3 Nc5 13. b4 Na4 14. Nxa4 Bxa4 15. Qd2 Bd7 16. Bb2 f5 17. exf5 gxf5 18. c5 f4 19. g4 Nf6 20. Bd3 Kh8 21. Ng5 Qe7 22. cxd6 cxd6 23. Ne6 Bxe6 24. dxe6 Ne8 25. f3 {Pelletier,Y (2604)-Naiditsch,A (2706) Nancy 2013 1-0 (43)}) ({RR} 10... c5 11. h3 Bd7 12. a3 Nh5 13. g3 f5 14. exf5 gxf5 15. Ng5 Nc7 16. Bg2 h6 17. Ne6 Nxe6 18. dxe6 Bxe6 19. Bxb7 Rd8 20. Bd5 Nf6 21. Bxe6+ Qxe6 22. Be3 f4 23. Bxf4 Qxh3 24. Be3 Ng4 25. Qd5+ {Della Corte,A (2160)-Berezin,V (2307) chess.com INT 2023 0-1 (41)}) 11. a3 $146 ({Predecessor:} 11. Rb1 Nh7 (11... Nb8 $16 {was necessary.}) 12. b4 $18 f5 13. c5 {[%cal Oc5c6]} Nb8 14. Qc2 a6 15. Nd2 Nd7 16. f3 Bh5 17. Ba3 b5 18. cxb6 Nxb6 {½-½ (100) Unneland,M (2175)-Lie,E (2490) Kragero 2020}) ({Predecessor:} 11. Rb1 Nh7 12. b4 f5 13. c5 Nb8 14. Qc2 a6 15. Nd2 Nd7 16. f3 Bh5 17. Ba3 b5 18. cxb6 Nxb6 {½-½ (100) Unneland,M (2175)-Lie,E (2490) Kragero 2020}) ({RR} 11. h3 Bc8 12. a3 Nh7 13. b4 f5 14. c5 f4 15. Nd2 Rf7 16. a4 Bf8 17. Ba3 dxc5 18. Bxa6 cxb4 19. Bb5 Qd8 20. d6 bxc3 21. Nf3 Qf6 22. Be8 Rg7 23. d7 Bxd7 24. Bxd7 Bxa3 25. Rxa3 c2 {Chasovnikova,E (2299)-Zude,E (2424) Pardubice 2005 ½-½ (43)}) ({RR} 11. h3 Bd7 12. Be3 Nc5 13. Nd2 a5 14. b3 Nh5 15. g3 f5 16. Bxc5 dxc5 17. Bg2 f4 {½-½ (17) Coates,D (2080)-Lexton,M (2051) Ascot 2011}) ({RR} 11. h3 Bd7 12. Bd2 Nh5 13. Qc1 Kh7 14. g4 Nf6 15. Rb1 Ng8 16. b4 f5 17. exf5 gxf5 18. Nh4 Bf6 19. Nxf5 Bxf5 20. gxf5 Qh5 21. Qd1 Qxd1 22. Rexd1 Kh8 23. Ne4 Bg7 24. c5 dxc5 25. bxc5 Nf6 {Taylor,P (2222)-Tsifanskaya,L (2093) London 2013 1-0 (34)}) 11... Nh7 $6 {Inaccuracy. Nc5 was best.} (11... Nc5) ({Black should try} 11... Nc5) 12. b4 $16 f5 {White is clearly better. White is clearly better.} 13. Be2 Qe7 14. h3 Bxf3 15. Bxf3 Qh4 $6 {Inaccuracy. Kh8 was best.} (15... Kh8 16. Rb1) (15... f4 $16) (15... Kh8 $16 {was worth a try.} 16. Bd2 f4) 16. Ra2 $2 {Mistake. c5 was best.} (16. c5 $1) (16. c5 $1 $18) (16. c5 $1 $18) 16... Rf7 $2 {Mistake. f4 was best.} (16... f4 17. Be2 Kh8 18. Rc2 (18. c5 $18) 18... h5 $16 19. Nb5 Qe7 20. Bf1 Ng5 21. Qd3 (21. Nc3 $16) 21... Bh6 (21... c6 $14) ({Black should play} 21... c5 $14) 22. Bd2) (16... f4 $16) (16... f4 $16 {might work better.} 17. Be2 Ng5) 17. c5 $18 Ng5 18. Bxg5 hxg5 19. cxd6 $6 {Inaccuracy. c6 was best.} (19. c6 b5 20. Be2 Raf8 21. Bxb5 g4 22. Bxa6 Bh6 23. Bf1 g3 24. Qf3 Bf4) 19... cxd6 20. Nb5 Bf8 (20... Rd7 $142 21. Rc2 {Prevents Nc7.} Rf8) 21. Rc2 {Inhibits Nc7.} Rh7 $6 {Inaccuracy. g4 was best.} (21... g4) (21... g4 $142) (21... g4 $142) 22. Kf1 $6 {Inaccuracy. Rc4 was best.} (22. Rc4 Qh6 23. Qc1 Rd8 24. Nxa7 Be7 25. Rc8 Qf8 26. Rxd8 Bxd8 27. Qc8 Nc7) 22... Rd7 $6 {Inaccuracy. g4 was best.} (22... g4 23. hxg4 f4 24. Qd3 Qd8 25. Rec1 Be7 26. Kg1 Kf7 27. Qc4 (27. g5 $16) (27. g5 $18 {has better winning chances.}) 27... Qb6 $1 $16 28. a4 (28. Kf1 $14) (28. Kf1 $14)) (22... g4 {keeps fighting.}) (22... g4 $142) 23. Rc4 g4 $2 {Mistake. Qh7 was best.} (23... Qh7) (23... Qh7 $142 24. Qd3 (24. Qc1 $18) 24... Be7) (23... Qh7 $142 24. Qd2 Qe7) 24. exf5 gxf5 {[#]} 25. Bxg4 $1 {[%mdl 512] Mistake. hxg4 was best.} Rg7 (25... Bg7 26. Be2) 26. Be2 (26. g3 $6 Qh7 $18) 26... Qg5 {[%csl Gg7][%cal Rg5g2]} 27. g3 Be7 28. Qc1 f4 $6 {Inaccuracy. Rd8 was best.} (28... Rd8 29. Qxg5 Bxg5 30. Rd1 Kh8 31. h4 Bh6 32. a4 Kh7 33. a5 e4 34. Nd4) (28... Rd8 $142 29. Qxg5 (29. Nxa7 f4 $18) 29... Bxg5) 29. Rc8+ Rxc8 30. Qxc8+ Bf8 31. Bg4 Qf6 32. Qe6+ Qxe6 33. dxe6 Nc7 34. Nxc7 (34. Nxa7 fxg3 35. fxg3 Re7 $18) (34. Nxa7 fxg3 35. fxg3 Re7 $18) 34... Rxc7 35. gxf4 exf4 {[%mdl 4096] Endgame KRB-KRB} 36. Re4 b5 37. Rxf4 Bg7 38. Bh5 Be5 39. Rf3 d5 40. Be8 (40. Rf5 Bb2 41. Rxd5 a6 $18) 40... a6 41. Bd7 {Intending e7 and mate.} ({Weaker is} 41. Rf5 Bd6 42. Bd7 Rc1+ 43. Ke2 Rg1 44. Rxd5 Be7 $18) ({Less strong is} 41. Rf5 Bd6 42. Bd7 (42. Rxd5 Be7 $18) 42... Rc1+ 43. Ke2 Rg1 44. Rxd5 Be7 $18) 41... Rc1+ 42. Kg2 Bd6 43. Rd3 Be7 44. Rxd5 Rc3 45. a4 $6 {Inaccuracy. Rf5 was best.} (45. Rf5 Rd3 46. Bc6 Rxa3 47. Rf7 Bxb4 48. e7 Bxe7 49. Rxe7 b4 50. Rb7 a5) 45... bxa4 46. Bxa4 Rc4 47. Ra5 Kg7 48. Rxa6 Rxb4 49. Bd1 Rb2 50. Bg4 $4 {Blunder. Ra5 was best.} (50. Ra5 Rb8 51. Ra7 Kf6 52. Bg4 Rd8 53. Rd7 Rh8 54. Kg3 Ra8 55. h4 Rd8) (50. Ra5 $18 Kf6 51. Bg4 $1) (50. Ra5 $18 Rd2 51. Bg4) 50... Kf6 $4 {Blunder. Bc5 was best.} (50... Bc5) (50... Bc5 $14) (50... Bc5 $14) 51. Ra5 Kg6 52. Rf5 Bf6 53. Rf3 Kg7 54. Bh5 Rb7 55. Rg3+ Kf8 56. Bf7 Ke7 57. Rd3 Kf8 $6 {Inaccuracy. Bh4 was best.} (57... Bh4 58. Rd4 {Prevents Rb4. Inhibits Rb4.}) (57... Bb2 {keeps fighting.} 58. Kg3 Be5+ 59. f4 Bb8) 58. Kf3 $6 {Inaccuracy. Bh5 was best.} (58. Bh5 Re7 59. Bg4 Bh4 60. Rd5 Kg8 61. Kf3 Kg7 62. Rh5 Bf6 63. Bf5 Bd4) 58... Rb5 $6 {Inaccuracy. Bh4 was best.} (58... Bh4 59. Rd4 Bf6 60. Rf4 Ke7 61. h4 Rb1 62. Kg2 {Against Rg1+} Be5 63. Rf5 Bg7 64. Rd5) 59. Kg4 {Inhibits Rf5. Against Rf5} Rg5+ 60. Kf4 Ra5 61. f3 {[%cal Bf2f3,Bf3f4][%mdl 32]} Bg5+ (61... Kg7 $142 62. Rd7 Be5+ 63. Ke4 Kf6) 62. Kg4 Be7 63. f4 {Against Rg5+} Rb5 $6 {Inaccuracy. Kg7 was best.} (63... Kg7 64. h4 Kf6 65. Rd1 {Inhibits Ra1.} Bf8 66. Rd8 Bb4 67. Rh8 Ra4 68. Rh5 Bd2 69. Rf5+) (63... Kg7 $142 64. Rd7 Kf6) 64. h4 Rb1 65. h5 Kg7 66. Rd7 $2 {Mistake. h6+ was best.} (66. h6+ Kxh6 67. Rd7 Kg7 68. Rxe7 {Threatening mate with Kg5.} Kf6 69. Rc7 Rg1+ 70. Kf3 Rf1+ 71. Kg3 Rg1+) 66... Kf6 67. Rd5 Rg1+ 68. Kf3 Rf1+ 69. Kg3 Rg1+ $6 {Inaccuracy. Bf8 was best.} (69... Bf8) 70. Kf2 Rg4 $2 (70... Rh1 71. f5 Rh2+ 72. Kg3 Rb2) 71. Kf3 Rg1 (71... Rh4 {was necessary.} 72. Rd1 Kf5 73. Bg6+ Kxe6 74. Re1+ Kd7) 72. Rd2 $2 {Mistake. h6 was best.} (72. h6 Rh1 73. Bh5 Kxe6 74. Re5+ Kd6 75. Rf5 {Inhibits Bf6. Prevents Bf6.} Bf8 76. Kg2 (76. Rxf8 $142 {Threatening mate with h7.} Rxh5 77. Rh8) (76. Rxf8 $142 Rxh5 77. Rh8 Ke6 78. h7 Kf7 79. Kg4 Rh6 80. Rd8 Kg7 81. h8=Q+ Rxh8 82. Rxh8) 76... Rh4 $18 77. Kg3 Rh1) 72... Kf5 $2 {Mistake. Bc5 was best.} (72... Bc5 73. Rh2) (72... Rc1 {is a better defense.} 73. Rd4 Re1) (72... Rf1+ $142 73. Ke4 Bf8) 73. Re2 $4 {Blunder. Rd5+ was best.} (73. Rd5+) (73. h6 $18 {Black must now prevent h7. h7 is the strong threat.} Rh1 74. Rd5+ $1 Kf6 75. Bh5 Kxe6 76. Re5+ Kd6 77. Kg2) (73. h6 $18 Rh1 74. Rd5+ Kf6 75. Bh5 Kxe6 76. Re5+ Kd6 77. Kg2) 73... Rf1+ $14 74. Kg3 Rg1+ $4 {Blunder. Rxf4 was best.} (74... Rxf4) (74... Rxf4 $14 75. Ra2 (75. Bg6+ Kg5 $1 $16) 75... Rg4+ 76. Kf3 Rf4+ 77. Kg3 Rg4+ 78. Kf3 Rf4+ 79. Ke2 Re4+ 80. Kf3 Rf4+) (74... Rxf4 $14 75. Ra2 (75. Bg6+ Kg5 $16) 75... Rg4+ 76. Kf3 Rf4+ 77. Ke2 Kf6) 75. Kf2 $18 Rh1 (75... Bc5+ $142 76. Kf3 Kf6) 76. Bg6+ $2 {Mistake. Kg2 was best.} (76. Kg2 Rh4 77. Bg6+ $1 Kf6 78. Kg3 Rh1 79. f5 Kg5 80. Rd2 Rg1+ 81. Kf2 Rh1) (76. Kg2 $18 {has better winning chances.} Rh4 77. Bg6+ Kf6 78. Kg3) (76. Kg2 $18 {and White stays clearly on top.} Rh4 77. Bg6+ Kf6 78. Kg3) 76... Kxf4 $16 77. Kg2 {Inhibits Rh2+. Prevents Rh2+.} Ra1 $2 {Mistake. Rd1 was best.} (77... Rd1 $2 {[%mdl 8192] 77...c1 1.20 77...c1 1.42} 78. Rf2+ $1) (77... Rc1 $16 78. h6 Kg5) (77... Rc1 $16 {is tougher.}) 78. Rf2+ $4 {Blunder. h6 was best.} (78. h6 Ra8 79. h7 Kg5 (79... Rh8 $142 80. Bc2 Rd8) 80. Be4 $18 Re8 81. Kf3 {White wants to mate with Rg2+. White threatens Rg2+ and mate.} Rf8+ 82. Ke3 {Hoping for Rg2+.} Kh6 (82... Kf6 $142 83. Rg2 $1 {White wants to mate with Rg8.} Rh8) 83. Rg2 $18 {White threatens Rg8 and mate.} Bg5+) (78. h6 $18) (78. h6 $18) 78... Kg5 $14 79. Rf7 Ra7 80. Kf3 Rb7 81. Ke4 Ra7 82. Kd5 Rc7 83. Rf5+ Kh6 84. Rf7 Kg5 85. Ke4 Rc4+ 86. Kd3 Rc7 87. Rh7 Ra7 88. Kc4 Kf6 89. Bf7 Ra4+ 90. Kb5 Ra1 91. Rh6+ Ke5 92. Rg6 Rh1 $2 {Mistake. Kf5 was best.} (92... Kf5 93. Rg3 {Threatens to win with Rh3. Black must now prevent Rh3.} Kf6 94. Rf3+ Kg5 95. Rd3 Kf6 96. Kc6 Kg7 97. Rg3+ Kh7 98. Rg4) (92... Rc1 $14) (92... Rc1 $14) 93. Rg8 $2 {Mistake. Kc6 was best.} (93. Kc6 $1 Kf5 94. Rg3 Kf6 95. Rf3+ Kg5 96. Bg6 $2 ({White should play} 96. Kd7 $18 Bb4 97. Rg3+ Kf6 98. Rg4) (96. Kd7 $18 Bb4 97. Rg3+ Kf6 98. Rg4 Rd1+ 99. Ke8) 96... Re1 $1 $14 97. Kd7 Bb4 98. Rf5+ Kh6) ({White has to play} 93. Kc6 $1 $18) (93. Kc6 $1 $18) 93... Kf6 94. Ra8 Rb1+ 95. Kc6 Rc1+ 96. Kd7 Rd1+ 97. Ke8 Rb1 $4 {Blunder. Rd3 was best.} (97... Rd3) (97... Rd3 $11) (97... Rd4 $11) 98. Bg8 $4 {Blunder. h6 was best.} (98. h6 $1) (98. h6 $1 $18 Rh1 99. Ra2) ({White has to play} 98. h6 $1 $18 Rh1 99. Ra7) 98... Rg1 $6 {Inaccuracy. Rb7 was best.} (98... Rb7 99. h6 {And now Bf7 would win. Strongly threatening Bf7.} Kg6 100. h7 Kg7 101. Ra2 Bf6 102. Rg2+ Kh8 103. Rf2 Re7+ 104. Kf8) 99. Bf7 Rb1 $2 {[#] Mistake. Rg3 was best.} (99... Rg3 $1) (99... Rg3 $1 $14) (99... Rg3 $1 $14) 100. Ra2 $4 {Blunder. h6 was best.} (100. h6 $1) ({Only move:} 100. h6 $1 $18 {aiming for h7.} Rh1 101. Ra2) (100. h6 $1 $18 Rh1 101. Ra7) 100... Rb8+ 101. Kd7 Rb7+ 102. Kc6 Rb1 $1 103. Rh2 Rc1+ 104. Kd5 Rd1+ 105. Ke4 Re1+ 106. Kf3 Bd6 107. Rh3 Ra1 108. Ke4 Re1+ $2 {Mistake. Kg7 was best.} (108... Kg7 $1 109. Rf3 Bb4 110. Rg3+ Kh6 111. Rb3 Re1+ 112. Kd5 Rd1+ 113. Kc4 Be7 $2 {[%mdl 8192]} (113... Bd6 $14) (113... Bd6 $14) 114. Rb7) (108... Kg7 $1 $14) (108... Kg7 $1 $14) 109. Kd5 $18 Be7 $6 {[#] Inaccuracy. Rd1+ was best.} (109... Rd1+ 110. Kc6 Ke7 111. h6 Rc1+ 112. Kd5 Rd1+ 113. Ke4 Re1+ 114. Kf3 Be5 115. Rh5) (109... Rd1+ $142 110. Kc6 Be7) 110. h6 $1 Rd1+ 111. Kc6 Rc1+ 112. Kb5 Rb1+ 113. Kc4 {Hoping for h7.} Rc1+ 114. Kb3 Rc8 (114... Ra1 $142) (114... Ra1 $142) 115. h7 $2 {Mistake. Ka4 was best.} (115. Ka4 Rb8 116. Ka5 Ra8+ (116... Bc5 $142 117. Rh5 Bd6) 117. Kb6 Ra3 118. Rh2 Rb3+ 119. Kc6 {Strongly threatening h7. aiming for h7.} Rc3+ 120. Kb5 {h7 is the strong threat. And now h7 would win.} Rb3+) (115. Rf3+ $18 Ke5 116. h7 Rb8+ 117. Kc3 Rc8+ 118. Kd3) ({Better is} 115. Rf3+ $18 Ke5 116. h7 Rb8+ 117. Kc3 Rc8+ 118. Kd3) 115... Kg7 $14 {White is slightly better.} 116. Bg8 Kh8 {White has an edge.} 117. Rf3 Rc7 118. Ka4 Rc5 119. Rb3 ({Much less strong is} 119. Rf7 $6 Bg5 120. Kb4 Rc6 $16) 119... Rc7 120. Rb8 Bd6 121. Kb5 Be7 122. Ka5 Bd6 {Threatens to win with ...Ra7+.} 123. Re8 Be5 $4 {Blunder. Rb7 was best. 1-0 White wins. PRECISÃO LICHESS: BRANCAS 88% PRETAS 86%. Weighted Error Value: White=0.31/Black=0.51. Weighted Error Value: White=0.34/Black=0.52} (123... Rb7 124. Ka6) (123... Rb7 $11) ({Black should try} 123... Rb7 $14) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.2"]
[White "Fucs, Paulo Moses"]
[Black "Laba, Otavio De Souza"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1917"]
[BlackElo "1918"]
[Annotator "Stockfish 16.1"]
[PlyCount "116"]
[EventDate "2024.??.??"]

{[%evp 16,116,31,16,18,-20,-15,-36,-24,-60,-9,-19,-1,-19,18,-160,-155,-158,-119,-133,-135,-134,-130,-140,-114,-141,-96,-137,-82,-127,-120,-112,-93,-99,0,0,0,0,0,-30,-29,-28,-38,-38,-37,-44,-46,-45,-55,-287,-300,-341,-347,-341,-337,-392,-210,-337,-3,-194,-199,-332,-323,-339,-335,-313,-322,-341,-66,-369,-330,-454,-454,-482,-494,-494,-493,-480,-383,-533,-483,-471,-484,-468,-490,-553,-470,-442,-458,-532,-526,-795,-528,-29974,-29973,-912,-912,-29977,-29978,-29978,-29977,-29980,0]} 1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 d6 5. g3 O-O 6. Bg2 c6 7. O-O Bf5 8. Nh4 Be6 9. b3 d5 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} 10. c5 ({RR} 10. cxd5 cxd5 11. Nf3 Nc6 12. Bb2 Bf5 13. Rc1 Ne4 14. e3 Nxc3 15. Bxc3 Be4 16. Qe2 Rc8 17. Bh3 Bxf3 18. Qxf3 e6 19. Rfd1 Rc7 20. Bf1 Qe7 21. Bb2 Rfc8 22. Qe2 Qd7 23. Qd2 Bf8 24. a3 a6 {Cheparinov,I (2710)-Rakhmanov,A (2653) Riadh 2017 ½-½ (54)}) 10... Qd7 $146 ({Predecessor:} 10... b6 11. cxb6 axb6 12. a4 c5 13. Ba3 Nc6 14. e3 $2 (14. dxc5 $11 {and White is okay.} bxc5 15. Rc1) 14... cxd4 $19 15. exd4 Ne4 (15... Nxd4 $1 $19 {[%cal Of6e4][%mdl 512]} 16. Rb1 Rc8 17. Qxd4 Ne4 18. Nxd5 Bxd4 19. Nxe7+ Kg7 20. Bxe4 Re8) 16. Nb5 $15 Qd7 17. Re1 Rac8 18. f3 $2 {[%mdl 8192]} (18. Nf3 $15) 18... Nc3 $1 $19 19. Qd3 Nxb5 20. axb5 Nxd4 21. Rad1 Nc2 {0-1 (21) Hanley,C (2447)-Ambartsumova,K (2399) Chess.com INT 2022}) ({Predecessor:} 10... b6 11. cxb6 axb6 12. a4 c5 13. Ba3 Nc6 14. e3 cxd4 15. exd4 Ne4 16. Nb5 Qd7 17. Re1 Rac8 18. f3 Nc3 19. Qd3 Nxb5 20. axb5 Nxd4 21. Rad1 Nc2 {0-1 (21) Hanley,C (2447)-Ambartsumova,K (2399) Chess.com INT 2022}) ({RR} 10... Qc8 11. Re1 Bh3 12. Bh1 Rd8 13. Bb2 Nbd7 14. Qc2 e5 15. dxe5 Nxe5 16. Rad1 Qe6 17. Nf3 Nxf3+ 18. Bxf3 Ng4 19. Na4 d4 20. Qe4 Ne5 21. Bg2 Bxg2 22. Kxg2 f5 23. Qf4 Nf7 24. Qc1 Rd7 25. Kg1 {Iyengar,I (1972)-Karamsetty,J (2188) Cambridge ENG 2024 0-1 (33)}) ({RR} 10... Qc8 11. Re1 Bh3 12. Bh1 e5 13. dxe5 Nfd7 14. f4 Nxc5 15. Be3 Nbd7 16. Rc1 Qd8 17. b4 Ne6 18. Nf3 f6 19. exf6 Nxf6 20. Ne5 d4 21. Bf2 dxc3 22. Qb3 Kh8 23. Red1 Qe8 24. b5 Rb8 25. bxc6 {Fernandez Barrera,V (2298)-Ozen,B (2369) Chess.com INT 2021 0-1 (37)}) ({RR} 10... Qc8 11. Nf3 Bh3 12. Re1 Bxg2 13. Kxg2 Nbd7 14. Qd3 Re8 15. Bf4 h6 16. b4 Nh5 17. Be5 Nxe5 18. dxe5 Qe6 19. e4 d4 20. Qxd4 Rad8 21. Qe3 Bxe5 22. Nxe5 Qxe5 23. Rad1 Nf6 24. f4 Qe6 25. h3 {Wagner,D (2334)-Klinova,M (2275) Chess.com INT 2021 1-0 (41)}) 11. Re1 Bh3 {Black is slightly better. Black is slightly better.} 12. Bh1 Bg4 (12... Ne4 $15 13. Nxe4 dxe4) (12... Ne4 $15 13. Nxe4 dxe4) 13. Nf3 Ne4 14. Bb2 Na6 {[%cal Bb8a6,Ba6c5,Bc5e6,Be6g5][%mdl 32]} 15. a3 $2 {Mistake. Qc1 was best.} (15. Qc1) (15. Ne5 $11 Bxe5 16. Bxe4 (16. dxe5 $11 Nexc5 17. Qd4)) (15. Ne5 $11 Bxe5 16. Bxe4) 15... Nxc3 $17 (15... Naxc5 16. Ne5 Nxc3 17. Bxc3 Bxe5 18. dxe5 $17) (15... Naxc5 16. Ne5 Nxc3 17. Bxc3 Bxe5 18. dxe5 $17) 16. Bxc3 Bxf3 17. Bxf3 Nxc5 $1 18. Qc2 Ne6 19. Qd3 Ng5 20. Rab1 Rae8 (20... Qf5 $142 21. Qxf5 gxf5) 21. b4 f5 (21... e5 $142 22. dxe5 Bxe5) ({Black should play} 21... e5 22. dxe5 Bxe5) 22. a4 {[#]} ({Better is} 22. Bd2 f4 23. b5) 22... f4 $1 23. b5 fxg3 24. hxg3 e5 $6 {Inaccuracy. Rc8 was best.} (24... Rc8 {24...h3 -0.95} 25. Bd2) (24... Qh3 $17 25. Bg2 Qg4) (24... Qh3 $17 25. Bg2 Qg4) 25. dxe5 $11 (25. bxc6 {feels hotter.} bxc6 26. dxe5 Bxe5 27. Bd2) 25... Bxe5 26. bxc6 bxc6 27. Bxe5 Rxe5 28. Qd4 $1 Qe7 ({But not} 28... Nxf3+ $6 29. exf3 Rxe1+ 30. Rxe1 $17) ({Reject} 28... Nxf3+ $6 29. exf3 Rxe1+ 30. Rxe1 $17) 29. Bg2 {Black must now prevent f4.} Ne4 30. Rb7 Qxb7 31. Qxe5 Qf7 $36 {[%mdl 2048] Black is more active. White is under pressure.} ({Don't play} 31... Nxf2 $2 {31...f7 -0.46} 32. Rf1 $16) ({Resist} 31... Nxf2 32. Rf1 $16) 32. f3 {Blunder. Bf3 was best.} (32. Bf3 $1 Qf6 33. Qxf6 Nxf6 34. Rb1 $1 Kg7 35. a5 Rf7 36. a6 Ne8 37. Bg2 Rc7) (32. Bf3 $1 $15) ({White must play} 32. Bf3 $1 $15) 32... Re8 $19 33. Qf4 Qxf4 34. gxf4 {[%mdl 4096] Endgame KRB-KRN} Nc3 {[%csl Ba4,Be2]} 35. Kf2 $6 {Inaccuracy. e4 was best.} (35. e4 d4 36. Bf1 a5 37. e5 Kf8 38. Kh2 Nxa4 39. Kg3 Rd8 40. Ra1 Nc3) 35... Nxa4 $2 {Mistake. d4 was best.} (35... d4 36. f5 gxf5 37. Bh3 Re5 38. f4 Rc5 39. Bg2 Ne4+ 40. Bxe4 fxe4 41. Rd1) (35... d4 $142 36. Bh3 c5) 36. Bh3 $6 {Inaccuracy. Ra1 was best.} (36. Ra1 Nc3 37. Bf1 {[#]} Re7 $1 38. e3 c5 39. Rc1 d4 40. exd4 cxd4 41. Ra1 Kf7) (36. Ra1 {was called for.} Nc3 37. Bf1) (36. Ra1 {keeps fighting.} Nc3 37. Bf1) 36... Nb6 $4 {Blunder. Nc3 was best.} (36... Nc3 37. Bd7 Re7 38. Bxc6 d4 39. Be4 a5 40. Bd3 a4 41. Ra1 Kg7 42. Ke1) (36... d4 $19 37. f5 gxf5 38. Rg1+ Kf8 39. Bxf5 Nc3) (36... Nc3 $19 37. e3 Rb8) 37. Ra1 $2 {Mistake. Rc1 was best.} (37. Rc1 $1 Rf8 38. Rxc6 Rxf4 {Threatening ...Rc4.} 39. Rc7 $1 a5 40. Be6+ Kf8 41. Rb7 Rf6 42. Rxb6 Ke7) (37. Rc1 $1 $11 {and White has nothing to worry.}) (37. Rc1 $1 $11 {and White stays safe.}) 37... Re7 38. Ra6 $6 {Inaccuracy. f5 was best.} (38. f5) (38. f5 $142) (38. f5 {is a better defense.}) 38... c5 39. f5 Kf7 40. fxg6+ hxg6 ({Not} 40... Kxg6 $2 41. e4 $19) ({Avoid the trap} 40... Kxg6 $2 41. e4 $19) 41. e3 d4 $6 {Inaccuracy. g5 was best.} (41... g5 42. Ra5 Rc7 43. Bf5 Ke7 44. Ke1 Kd6 {And now ...Nc4 would win.} 45. Bd3 Rb7 46. Be2 Nd7 47. Ra6+) (41... c4 $19 42. Ra5 Rc7 {Inhibits Rc5.}) (41... c4 $19 42. Ra5 Rc7) 42. e4 $4 {Blunder. exd4 was best.} (42. exd4 c4 {Strongly threatening ...c3.} 43. f4 (43. Ra5 $1 $15) (43. Ra5 $15) 43... c3 $17 {And now ...c2 would win. Threatens to win with ...c2.} 44. Bg2 c2 45. Ra1 {[#]} Nc4 $1 46. Rc1 {Threatens to win with Bd5+. Strongly threatening Bd5+.} Ne3 {Against Bd5+. Inhibits Bd5+.} 47. Bc6 Nd1+) ({White must play} 42. exd4 $15 cxd4 (42... c4 $5 {[%cal Rc4c3]} 43. Bf1 Rc7 $17) 43. Bf1) (42. exd4 $15 cxd4 43. Bf1) 42... d3 43. Bf1 Rd7 44. Bxd3 Rxd3 45. Rxa7+ {KRN-KR} Rd7 46. Ra6 Rb7 47. Ra5 c4 48. Rc5 Re7 49. Ke3 c3 $6 {Inaccuracy. Re8 was best.} (49... Re8 50. Rc6 Re6 51. Rc7+ Ke8 {Hoping for ...Nd5+.} 52. Kd2 Rf6 53. Kd1 Kd8 54. Rg7 Nc8 55. Kc2) 50. Kd4 $6 {Inaccuracy. f4 was best.} (50. f4 Re8 {aiming for ...Rc8.} 51. f5 (51. Kd3 $142 Na4 52. Rc7+ Re7 53. Rc6) 51... gxf5 $19 52. Rxf5+ Ke6 {...Nc4+ is the strong threat.} 53. Kd3 {Against Nc4} Na4 54. Rh5 Rd8+ 55. Kc2 Rc8) 50... Rd7+ 51. Ke3 Na4 52. Rc4 Ra7 53. Kf4 (53. Rc8 $142 g5 54. Kd3) 53... Ra6 54. Kg5 $6 {Inaccuracy. Ke5 was best.} (54. Ke5 Ke7 55. f4 Re6+ 56. Kd4 Rd6+ 57. Ke3 Nb2 58. Rc5 Rd3+ 59. Ke2 Kd6) 54... Ra5+ {Black mates.} 55. Kf4 {[#]} Rc5 $1 56. Rxa4 (56. Rxc5 Nxc5) 56... c2 {Black mates.} 57. Ra7+ Kf8 58. Ra1 Kg8 $4 {[%mdl 32768] Blunder. c1=Q+ was best. 0-1 Black wins. PRECISÃO LICHESS: BRANCAS 88% PRETAS 86%. Weighted Error Value: White=0.78/Black=0.44. Sensor Board Error (Ke4/e5)? Weighted Error Value: White=0.76/Black=0.47} (58... c1=Q+ 59. Rxc1 Rxc1 60. Ke5 Ke7 61. Kd4 g5 62. Ke3 Ke6 63. Kf2 Ke5 64. Kg3) (58... c1=Q+ {mates} 59. Rxc1 Rxc1 60. Kg3 Ke7 61. Kf2 Rc2+ 62. Ke3 g5 63. Kd3 Rb2 64. Ke3 Ke6 65. f4 g4 66. Kd4 g3 67. e5 Ra2 68. Ke4 Rf2 69. Ke3 Rf1 70. Ke4 g2 71. Kd4 g1=Q+ 72. Ke4 Re1+ 73. Kd3 Qe3+ 74. Kc4 Rb1 75. f5+ Kxe5 {[%csl Ge5][%cal Re3d4]} 76. f6 Qd4#) (58... c1=Q+ {mates} 59. Rxc1 Rxc1 60. Ke3 Kf7 61. Kd2 Ra1 62. Kd3 g5 63. Ke3 Ke6 64. Kf2 Ke5 65. Kg3 Rb1 66. Kg4 Rg1+ 67. Kh5 Kf6 68. e5+ Kxe5 69. Kg6 Rg3 70. Kg7 Rxf3 71. Kg6 g4 72. Kh5 g3 73. Kg4 Ra3 74. Kh3 Kf4 75. Kg2 Ra1 76. Kh3 Rg1 77. Kh4 Rh1#) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.3"]
[White "De Oliveira, Luis Felipe Garcia"]
[Black "Israel, Flavio Feliciano Ol"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "1874"]
[BlackElo "1967"]
[Annotator "Stockfish 16.1"]
[PlyCount "71"]
[EventDate "2024.??.??"]

{[%evp 9,71,108,107,101,121,123,130,124,166,161,164,150,169,165,163,156,167,162,173,137,137,136,148,149,208,184,183,186,187,187,187,190,184,187,189,165,200,200,208,203,263,211,280,257,246,251,246,258,335,328,441,427,506,493,523,517,516,496,512,505,529,519,502,493]} 1. e4 {Huzman,Alexander} e5 2. Nc3 c6 3. d4 d6 4. Nf3 Qe7 5. Bc4 h6 6. O-O {[%cal Bh1f1,Bf1d1,Bd1d2][%mdl 32] C41: Philidor Defence.} ({RR} 6. a4 a5 ({RR} 6... Nd7 7. O-O g5 8. dxe5 ({RR} 8. b4 Nb6 9. Bb3 Bg4 10. dxe5 dxe5 11. Qd3 Qf6 12. b5 Bxf3) 8... dxe5 9. Ne2 Nb6 10. Bb3 Bg4 11. Ng3 Qf6 12. Nf5 Rd8 13. Qe2 Ne7 14. h3 Bxf3 15. Qxf3 Nxf5 16. a5 Nc8 17. a6 b6 18. exf5 Ne7 19. Be3 Qxf5 20. Rfd1) ({RR} 6... Nf6 7. dxe5 dxe5 8. h3 Qc7 9. O-O Be7 10. Qe2 ({RR} 10. Nh4 g5 11. Nf5 Bxf5 12. exf5 Nbd7 13. Be3 Kf8 14. Qe2 Kg7 15. Bb3 Qa5 16. Qc4 Rhf8 17. h4 Nb6 18. Bxb6 axb6) 10... Nbd7 11. Be3 Nc5 12. Bxf7+ Kxf7 13. Bxc5) ({RR} 6... g5 7. h3 Nd7 8. b3 Qf6 9. Bb2 Ne7 10. Qd2 Ng6 11. Ne2 Be7 12. a5 O-O 13. h4 g4 14. h5 gxf3 15. hxg6 Qxg6 16. gxf3 Bg5 17. f4) 7. b3 Qf6 8. h3 Ne7 9. Be3 Nd7 10. Qd2 g5 11. dxe5 dxe5 12. Rd1 Ng6 13. Ne2 Be7 14. Ng3 Nf4 15. Kf1 Rg8 16. Nf5 Bb4 17. c3 Bf8 18. h4) ({RR} 6. Qd3 Nd7 7. Be3 Ngf6 8. d5 c5 9. Nb5 Qd8 10. a4 a6 11. Na3 Be7 12. O-O O-O 13. Bd2 b6 14. c3) ({RR} 6. Be3 Nf6 7. dxe5 dxe5 8. h3 g6 9. Bb3 Bg7 10. Qd2 Qc7 11. O-O-O Nbd7 12. Nh4 b5 13. f4) ({RR} 6. dxe5 dxe5 7. Qd3 ({RR} 7. Be3 Qf6 8. Qd3 Ne7 9. O-O-O Ng6 10. Ne2 Nd7 11. h4 Nc5 12. Bxc5 Bxc5 13. Bxf7+ Kxf7 14. Qc4+ Qe6 15. Qxc5 Qxa2 16. h5) 7... Nd7 8. Be3 Ngf6 9. h3 Nc5 10. Bxc5 Qxc5 11. O-O-O Be7 12. g4 Nh7 13. Bb3 O-O 14. Rdg1 Be6 15. h4 Qxf2) ({RR} 6. h3 Nf6 7. d5 Nbd7 8. Be3 Nb6 9. Bb3 Bd7 10. Bxb6 axb6 11. g4 g6 12. Qe2 Bg7 13. Rd1 O-O 14. Qe3 b5 15. g5 hxg5 16. dxc6 bxc6 17. Qxg5 Be6 18. Nh4 Rfe8 19. Nf5 Bxf5 20. exf5 d5) ({RR} 6. Be3 Nf6 7. dxe5 dxe5 8. h3 Qc7 9. Qd3 Nbd7 10. O-O-O Be7 11. Nh4 g6 12. Rhf1 b5 13. Bb3 a5 14. a4 b4 15. Qc4 Rf8 16. Nb5 Qb7 17. Nd6+ Bxd6 18. Rxd6 Qa6 19. Qxa6 Bxa6 20. Rfd1 Bb7 {Tarhan,A (2415)-Rasulov,V (2538) chess.com INT 2024 1-0}) 6... Bg4 ({RR} 6... Nf6 7. a4 ({RR} 7. Be3 b6 8. h3 Ba6 9. Bd3 exd4 10. Nxd4 g6 11. Nxc6) 7... Qc7 ({RR} 7... Bg4 8. Re1 Nbd7 9. d5 Nb6 10. Bf1 cxd5 11. a5 Nbd7 12. Nxd5 Nxd5 13. Qxd5 Rb8 14. a6 b6 15. Bb5) ({RR} 7... a5 8. b3 Nbd7 9. Ba3) 8. a5 Be7 9. Nh4 ({RR} 9. h3 O-O 10. Be3 Nbd7 11. Re1) 9... Na6 ({RR} 9... Nxe4 10. Nxe4 d5 ({RR} 10... Bxh4 11. dxe5 d5 12. Nd6+ Kf8 13. Qh5) 11. Nf3 ({RR} 11. dxe5 Qxe5 12. Re1 ({RR} 12. Nf3 Qxe4 13. Bd3 Qb4 14. Re1 O-O) 12... dxe4 13. Nf3 Qf5 14. Qe2 O-O 15. Nd4 Qg6 16. Qxe4 Qxe4 17. Rxe4 Bf6 18. c3) 11... dxc4 ({RR} 11... Bg4 12. Be2 dxe4 13. Nxe5 Be6 14. Bg4) 12. Nxe5 Be6 13. Qe2 ({RR} 13. Bf4 Qd8) 13... O-O 14. Nxc4) 10. dxe5 dxe5 11. f4 Nb4 ({RR} 11... Bc5+ 12. Kh1 Bg4 13. Nf3 ({RR} 13. Qe1 Nb4 14. Bb3 O-O-O 15. Be3 Bd4) 13... exf4 ({RR} 13... Rd8 14. Qe2 exf4 ({RR} 14... Bxf3 15. Rxf3 Bd4 16. Nd1 O-O ({RR} 16... exf4 17. Bxf4 Be5 18. Bxe5 Qxe5 19. Rf5 Qe7 20. e5) 17. c3 Bc5 18. b4) 15. e5 Nh5 16. Ne4) 14. e5 Nh5 15. Ne4) 12. f5 Qd6 13. Qe2 Ng4 ({RR} 13... Nxc2 14. Bxf7+ Kxf7 15. Qxc2) 14. Bb3 ({RR} 14. Qxg4 Qd4+ 15. Rf2 Bc5 ({RR} 15... Qxc4 16. Qxg7 Rf8 17. Bxh6)) 14... Qc5+ 15. Kh1 Bxh4 ({RR} 15... Nxh2 16. Kxh2 Bxh4 17. Bxf7+ Kxf7 18. Qh5+ Kg8 19. Qxh4 Nxc2 20. Ra4 Qf8 21. Rf2 Nd4 22. Be3 c5 23. f6) 16. Qxg4 Bf6 17. Qh5 Rf8 ({RR} 17... Qe7 18. Be3) 18. Na4 Qxa5 ({RR} 18... Qe7 19. Be3 Na6 20. Bc4 Bg5 21. Bg1) ({RR} 18... Qb5 19. Be3 Na6 20. Rfd1) 19. Be3 Na6 ({RR} 19... Qc7 20. Nb6 Rb8 21. Rxa7 Na6 22. Rd1 Be7 ({RR} 22... Qe7 23. Nc4 Qb4 24. Nd6+ Ke7 25. Bc4 Nc7 26. c3) 23. Na8) ({RR} 19... Bd7 20. Nc5 Qc7 21. Rad1 Rd8 22. c3 Na6 23. Ne6) ({RR} 19... Be7 20. f6 Bxf6 21. Bc5) 20. Nb6 axb6 21. Rxa5 {Adams,M (2740)-Kurajica,B (2541) Izmir 2004 CBM 104 [Huzman,Alexander] 1-0 (39)}) ({RR} 6... g5 7. dxe5 dxe5 8. Be3 Nd7 9. Ne1 Qf6 10. Nd3 Ne7 11. Ne2 Ng6 12. Ng3 Nf4 13. Nf5 Nxd3 14. Qxd3 Nc5 15. Bxc5 Bxc5 16. Rad1 O-O 17. Qh3 Bxf5 18. exf5 Rad8) 7. dxe5 ({RR} 7. Ne2 Bxf3 8. gxf3 Nd7 9. c3 Nb6 10. Bd3 O-O-O 11. a4 Qc7 12. b4 d5) 7... dxe5 8. h3 {White is better. White is better.} Bxf3 $146 ({RR} 8... Bh5 9. Qd3 Nd7 10. Ne2 Nc5 11. Qe3 Nf6 12. Ng3 Bxf3 13. Qxf3 g6 14. Be3 Bg7 15. a3 h5 16. h4 O-O 17. Bg5 Ne6 18. Bxe6 Qxe6 19. Qe2 Nh7 20. Qe3 Nxg5 21. hxg5 Rfd8 22. Rfd1 b6 23. Nf1 {Majstorovic,D (2035)-Brankovan,M (1857) Paracin 2017 ½-½ (48)}) 9. Qxf3 Nf6 10. Be3 $146 ({Predecessor:} 10. Qe2 {10.d1 1.58} g6 11. f4 Nbd7 12. fxe5 (12. f5 $16) 12... Nxe5 $11 13. Bb3 Bg7 14. Qf2 b5 (14... O-O $11) 15. a3 (15. Be3 $14) 15... a5 16. Be3 {0-1 (25) Baligeya,E-Ntende,E Kampala 2011}) ({Predecessor:} 10. Qe2 g6 11. f4 Nbd7 12. fxe5 Nxe5 13. Bb3 Bg7 14. Qf2 b5 15. a3 a5 16. Be3 {0-1 (25) Baligeya,E-Ntende,E Kampala 2011}) 10... Nbd7 11. Rfd1 g6 12. Rd2 Bg7 13. Rad1 O-O 14. Qg3 {Qxg6 is the strong threat.} Kh7 15. Qh4 {[%cal Od2d7] aiming for Rxd7!} Nb6 {[#]} 16. Bb3 Rfe8 $6 {Inaccuracy. c5 was best.} (16... c5) (16... c5 $16) (16... c5 $16) 17. Bg5 {Black must now prevent Rd6. Hoping for Rd6.} Red8 {Against Rd6. Prevents Rd6.} 18. Rxd8 Rxd8 19. Rxd8 Qxd8 20. Bxf7 Qe7 21. Bb3 Qd6 22. Be3 Nbd7 23. f3 ({And not} 23. Bxa7 $2 {23.f3 1.99 [#]} b6 $1 $15) ({Stronger than} 23. Bxa7 b6 $17) 23... a5 24. Qe1 b5 25. a3 Nh5 $6 {Inaccuracy. a4 was best.} (25... a4 26. Ba2 h5 27. Qd1 Ne8 28. Bf7 Qxd1+ 29. Nxd1 Nd6 30. Be6 Nf8 31. Ba2) (25... a4 {was worth a try.}) 26. Qd2 Qe7 27. Ne2 a4 28. Ba2 Nf8 $6 {Inaccuracy. Nf4 was best.} (28... Nf4 29. Kf1 Nf8 30. c4 {Strongly threatening cxb5. And now cxb5 would win.} Nxe2 31. Kxe2 Ne6 32. cxb5 Nf4+ 33. Bxf4 exf4 34. bxc6) 29. c4 Ne6 $6 {Inaccuracy. Nf4 was best.} (29... Nf4 30. cxb5 Qg5 {[%csl Gf4][%cal Rg5g2]} 31. g4 cxb5 32. Nxf4 exf4 33. Bxf4 Qc5+ 34. Kg2 Bd4 35. Bxh6) 30. cxb5 {White is clearly winning. White is clearly winning.} cxb5 31. Qd5 {[%csl Bb5,Be6]} Nhf4 32. Nxf4 ({Don't play} 32. Bxf4 exf4 33. Qxe6 Qxe6 34. Bxe6 Bxb2 35. Nxf4 Bxa3 $18) 32... exf4 33. Bf2 ({Not} 33. Qxe6 $2 {33.b6 5.05} Qxe6 34. Bxe6 fxe3 $14) ({Weaker is} 33. Qxe6 Qxe6 34. Bxe6 fxe3 $16) 33... Bxb2 34. Qxe6 Qxe6 35. Bxe6 Bxa3 36. Bd7 {1-0 White wins. PRECISÃO LICHESS: BRANCAS 97% PRETAS 91%. Weighted Error Value: White=0.10 (very precise) /Black=0.27 (precise). Weighted Error Value: White=0.07 (flawless) /Black=0.24 (precise)} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.4"]
[White "De Moura Silva, Guilherme"]
[Black "Manzi, Luiz Antonio Bardar"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1916"]
[BlackElo "1980"]
[Annotator "Stockfish 16.1"]
[PlyCount "113"]
[EventDate "2024.??.??"]

{[%evp 9,113,-9,-14,-10,7,-46,-39,-32,-11,-12,11,-38,-39,-35,-39,-82,-59,-70,-42,-43,-2,-2,21,-19,-13,-25,-26,-26,-24,-42,0,0,17,0,0,0,47,57,46,53,91,0,103,3,112,65,175,-31,12,15,14,-103,-108,-106,-92,-170,-142,-203,-202,-203,-203,-205,-80,-175,-187,-263,-251,-374,-385,-382,-358,-385,-382,-574,-492,-481,-473,-488,336,-543,-532,-29991,-498,-29991,-535,-526,-487,-608,-524,-604,-523,-743,444,448,29989,819,987,645,29980,637,906,708,905,-386,667,-29995]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. e3 Bd6 5. Bg3 O-O 6. Nf3 {D00: 1 d4 d5: Unusual lines.} ({RR} 6. Nb5 Ne4 7. Nxd6 cxd6 8. Bd3 b6 9. f3 Nxg3 10. hxg3 f5 11. f4 Ba6 12. Qh5 h6 13. g4 Bxd3 14. cxd3 fxg4 15. Qxg4 Qf6 16. Rc1 Na6 17. a3 e5 18. Ne2 exd4 19. exd4 Rae8 20. O-O Re3 {Stefanova,A (2470)-Lei,T (2507) Hengshui 2019 1-0 (56)}) 6... Nbd7 $146 ({RR} 6... c5 7. dxc5 Bxc5 8. Bd3 Nc6 9. O-O Bd6 10. e4 Bxg3 11. hxg3 d4 12. Ne2 e5 13. c3 dxc3 14. Nxc3 Bg4 15. Qe2 Nd4 16. Qe3 Re8 17. Rad1 Qb6 18. Rd2 Bd7 19. Bc4 Ng4 20. Qd3 Qh6 21. Nh4 {Ocido,M (2087)-Kozakov,M (2513) chess.com INT 2024 0-1 (58)}) ({RR} 6... c5 7. Be2 a6 8. O-O Qc7 9. dxc5 Qxc5 10. a3 Qc7 11. Bd3 Nc6 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Bxg3 15. hxg3 h6 16. Qe2 e5 17. Bxc6 bxc6 18. Qxe5 Qxe5 19. Nxe5 c5 20. Rad1 Bf5 21. c3 {Tripurambika V (1626)-Bauyrzhan,A (2029) FIDE Online Arena INT 2024 1-0}) ({RR} 6... Bxg3 7. hxg3 c5 8. Ne5 Nc6 9. Bd3 g6 10. Nxc6 bxc6 11. Na4 cxd4 12. exd4 e5 13. dxe5 Ng4 14. Be2 Nxe5 15. Qd4 Re8 16. O-O-O Qf6 17. Rh4 Nd7 18. Qxf6 Nxf6 19. Bf3 Be6 20. Nc5 Rad8 21. Ra4 {Lam,P (2117)-Bourne,J (1954) Coventry 2017 1-0 (37)}) 7. Nb5 $146 ({Better is} 7. Bd3 $11) ({Predecessor:} 7. Ne5 c5 8. Nxf7 Rxf7 9. Bxd6 Qb6 10. dxc5 Nxc5 11. Bxc5 Qxc5 12. Be2 Qb4 13. a3 Qxb2 {½-½ (65) Barria,B (1780)-Maradiaga,C (1480) Panama City 2023}) 7... Bxg3 $15 8. hxg3 {Black is slightly better.} a6 9. Nc3 c5 10. Bd3 $6 {Inaccuracy. dxc5 was best.} (10. dxc5) 10... c4 11. Be2 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 12. Ne5 $6 {Inaccuracy. a3 was best.} (12. a3 Ne4 13. Nxe4 dxe4 14. Nd2 Bb7 15. c3 e5 16. Qc2 Qe7 17. b3 cxb3) 12... b4 13. Na4 Nxe5 14. dxe5 Ne4 15. Qd4 {[%cal Oe2c4]} f5 16. Bf3 Bd7 17. Nb6 Rb8 18. Nxd7 ({Much worse is} 18. Nxd5 exd5 19. Qxd5+ Kh8 $15) 18... Qxd7 19. O-O Ng5 $6 {Inaccuracy. Qc7 was best.} (19... Qc7 20. Bxe4) 20. Be2 Qc7 21. f3 {Prevents Ne4.} Nf7 22. f4 Qb6 23. b3 Qxd4 24. exd4 Rfc8 25. Rfc1 (25. bxc4 $16 dxc4 26. Rfd1) 25... Nd8 $6 {Inaccuracy. a5 was best.} (25... a5 26. g4 Nh6 27. g5 Ng4 28. Bxg4 fxg4 29. Kh2 Kf7 {Strongly threatening ...Kg6.} 30. Kg3 h5 {...Kg6 is the strong threat.} 31. gxh6 $1) (25... a5 $11 {keeps the balance.}) 26. Kf2 $6 {Inaccuracy. bxc4 was best.} (26. bxc4) (26. bxc4 $16 dxc4 27. Bf3) 26... a5 $6 {Inaccuracy. Nc6 was best.} (26... Nc6 27. Rd1) (26... Nc6 $11) 27. Ke3 Rc7 (27... Nf7 $14) 28. Kd2 $2 {Mistake. bxc4 was best.} (28. bxc4 dxc4 29. c3 $1 b3 {[#]} 30. axb3 $1 cxb3 31. Ra3 a4 {[#]} 32. Kd2 $1 Ra7 33. Bc4 (33. Rb1 $142) 33... Kf7) ({White should try} 28. bxc4 $18 {Threatens to win with c3.} dxc4 29. g4) 28... Rbc8 $6 {Inaccuracy. Nc6 was best.} (28... Nc6) (28... Nc6 $5 {[%cal Rc6d4]}) 29. bxc4 dxc4 {[%cal Bd5c4,Bc4c3][%mdl 32]} 30. a4 $2 {Mistake. a3 was best.} (30. a3) (30. a3 $11) 30... c3+ $17 31. Ke3 Nc6 32. Bf3 $6 {Inaccuracy. g4 was best.} (32. g4 Rd8 (32... Ne7 $17)) (32. g4 $17 Ne7 33. Rh1) 32... Ne7 33. Rab1 (33. Rh1 $17) 33... Rd8 $19 34. Rd1 Rcd7 35. Rd3 Nc8 $6 {Inaccuracy. g6 was best.} (35... g6 36. g4 fxg4 37. Bxg4 Kf7 38. g3 h5 39. Bh3 h4 40. gxh4 {[%cal Oh4h5]} Rh8 41. Rh1) (35... g6 $19 {and Black stays clearly on top.} 36. Rh1 Nd5+ 37. Bxd5 Rxd5) 36. Bc6 $6 {Inaccuracy. g4 was best.} (36. g4) (36. g4 $17 {was called for.}) 36... Rc7 37. d5 (37. Bf3 {keeps fighting.} Nb6 38. g4 fxg4 39. Bxg4) 37... Nb6 38. Rbd1 $6 {Inaccuracy. Rh1 was best.} (38. Rh1) (38. Rd4 $142 exd5 39. Bb5) 38... Nc4+ 39. Ke2 Nb2 {[%csl Bd1,Bd3]} 40. Bb5 Nxd3 ({Inferior is} 40... Nxd1 41. d6 Rc5 42. Rxd1 $17) 41. Rxd3 $2 {[%mdl 4096] Endgame Mistake. d6 was best. KRR-KRB} (41. d6 Nxf4+ 42. gxf4 Rc5 43. Ke3 Kf7 44. g3 g6 45. Ba6 Rb8 46. Rh1 h5) (41. d6 $142 Nxf4+ 42. gxf4) 41... b3 $6 {Inaccuracy. Rxd5 was best.} (41... Rxd5 42. Kd1 Rxd3+ 43. Bxd3 Kf8 44. Bb5 Kf7 45. Kc1 Rc5 46. Kb1 Rd5 47. Bc6) 42. d6 Rc5 43. Rd1 Rd5 $4 {Blunder. b2 was best.} (43... b2 44. Rb1 Kf7 45. Kd3 Rdc8 46. Ke3 Rd5 47. Be2 Rb8 48. g4 Rb4 {Prevents Bc4.} 49. gxf5) (43... b2 $19 44. Rb1 Rd5) 44. Bd3 $4 {Blunder. cxb3 was best.} (44. cxb3) (44. cxb3 $18 {was the only winning move. Black must now prevent Bc4.} Kf7 45. Rd3 Rxd3 46. Kxd3) 44... b2 45. Bb5 $4 {Checkmate is now unavoidable. Rb1 was best.} (45. Rb1 Rd4 46. g4 fxg4 47. Ke3 Rxa4 48. f5 Kf7 49. Bb5 Rb4 50. Bc6 g6) 45... Rc5 $4 {Lost forced checkmate sequence. Rxd1 was best.} (45... Rxd1 46. Kf3 b1=Q 47. g4 Rd2 48. gxf5 Qd1+ 49. Kg3 h5 50. Kh2 Qe1 51. fxe6) (45... Rxd1 $142 46. g4 b1=Q 47. Kf3 Rd2 48. gxf5 exf5 49. Bc4+ Kh8 50. Bd3 Qd1+ 51. Be2 Qxe2+ 52. Kg3 Qxg2+ 53. Kh4 Qg4#) 46. Ra1 $4 {Checkmate is now unavoidable. Rb1 was best.} (46. Rb1 Kf7 47. Kd3 Rdc8 48. Bc4 Rxc4 49. d7 R4c5 50. dxc8=Q Rxc8 51. Kd4 g6) (46. Ke3 $19 Rd5 47. Rb1) 46... Rd5 $4 {Lost forced checkmate sequence. bxa1=Q was best.} (46... bxa1=Q 47. Bd3 Rd5 48. g4 Rxd3 49. Kxd3 Qd1+ 50. Ke3 fxg4 51. Kf2 Qxc2+ 52. Kg3) (46... bxa1=Q $142 47. Bd3 Qg1 48. Kf3 Qd1+ 49. Be2 Qxc2 50. g4 Qe4+ 51. Kg3 c2 52. Bf3 Qe1+ 53. Kh3 c1=Q 54. Bd5 exd5 55. gxf5 Qxf4 56. g4 Qh1#) 47. Rb1 Rb8 48. Kf3 Kf8 49. Ke3 Kf7 50. Bc6 Kg8 $4 {Blunder. Rd2 was best.} (50... Rd2 51. g4 Rxc2 52. gxf5 Rc1 {(  ...c2)} 53. Be4 c2 54. Bxc2 Rxc2 55. Ke4 Rc4+ 56. Kf3) (50... Rd2 $19 {avoids the disaster.} 51. Bb5 Rxc2) 51. Bxd5 $18 {KRB-KR} Rb7 $4 {Blunder. exd5 was best.} (51... exd5 52. Kd3) (51... exd5 $18 52. e6 Kf8) 52. Bc6 (52. Bxb7 $142 Kf7 53. Kd4 g5 54. Bc6 gxf4 55. d7 fxg3 56. d8=Q h5 57. Kxc3) 52... Rb4 53. Rd1 $2 {Mistake. d7 was best. White wants to mate with d7.} (53. d7 Rb8 54. Kd3 Kf7 55. Kxc3 Ke7 56. Bb5 Rg8 57. Kxb2 h6 58. Rd1 g5) 53... Rb6 $2 {Mistake. b1=Q was best.} (53... b1=Q 54. Rxb1 Rxb1 55. Kd3 Kf8 56. Kxc3 Rc1 57. Kd3 h6 58. c4 Rd1+ 59. Ke3) 54. Ke2 $4 {Blunder. d7 was best.} Rb4 $2 {Mistake. b1=Q was best.} (54... b1=Q 55. Rxb1 Rxb1 56. Kd3 Rc1 57. Kxc3 Kf8 58. Kd3 h5 59. c3 Ra1 60. Kd4) 55. Kd3 $2 {Mistake. d7 was best.} (55. d7 h6 56. d8=Q+ Kh7 57. Qd3 b1=Q 58. Rxb1 Rxb1 59. Qxc3 Rb4 60. Qd3 h5) 55... Kf8 $6 {Inaccuracy. b1=Q was best.} (55... b1=Q 56. Rxb1 Rxb1 57. Kxc3 Rb4 58. Kd3 g5 59. fxg5 Kf7 60. c4 Rb3+ 61. Kd4) 56. Bd5 $4 {Blunder. Rb1 was best.} h5 $4 {Blunder. exd5 was best.} (56... exd5) (56... exd5 $19 57. Rb1 Rxa4 58. Kxc3 Rb4) 57. Rc1 $4 {Checkmate is now unavoidable. Ba2 was best. 0-1 Black wins. PRECISÃO LICHESS: BRANCAS 49% PRETAS 57%. Weighted Error Value: White=1.20/Black=1.09} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.5"]
[White "Matheus, Braga Dias"]
[Black "Waldefran, Clementino Chagas"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2011"]
[BlackElo "1712"]
[Annotator "Stockfish 16.1"]
[PlyCount "65"]
[EventDate "2024.??.??"]

{[%evp 19,65,60,64,59,60,39,60,33,114,88,92,66,68,11,44,43,41,42,147,135,215,145,321,313,317,321,334,332,329,316,416,408,439,425,456,316,368,328,326,293,350,339,387,385,529,529,551,551]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 c6 6. e3 O-O 7. Bd3 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. O-O Nbd7 11. cxd5 {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5.} ({RR} 11. b4 Qe7 12. Rab1 dxc4 13. Bxc4 e5 14. b5 Qd6 15. bxc6 bxc6 16. Rfd1 exd4 17. Rxd4 Qc7 18. Bf4 Qa5 19. Rb3 Nc5 20. Ne2 Nxb3 21. axb3 Nd5 22. Bxd5 cxd5 23. Rxd5 Qe1+ 24. Kh2 Rac8 25. Rd7 Rc2 {Bachmann,A (2604)-Syaputra,A (2239) chess.com INT 2023 0-1}) 11... exd5 12. Rac1 Qa5 $146 ({Predecessor:} 12... Qb6 13. b3 Rfe8 14. Rfd1 Re6 15. Bf4 {½-½ (15) Lopez de Turiso,J (1935)-Moreno Torrero,J (1952) Madrid 2022}) ({RR} 12... Qb6 13. b3 Rfe8 14. Rfd1 Re6 15. Bf4 {½-½ (15) Lopez de Turiso,J (1935)-Moreno Torrero,J (1952) Madrid 2022}) 13. Qd1 {White is slightly better.} Ne4 $6 {Inaccuracy. Rfe8 was best.} (13... Rfe8) (13... Qb4 $14) 14. Bxe4 ({Wrong is} 14. Nxe4 $2 dxe4 15. Qg4 exd3 $19) 14... dxe4 15. Bf4 ({Don't play} 15. Nxe4 Rfe8 16. Nc5 Nxc5 17. Rxc5 Qxa2 $11) 15... Rfe8 16. Qa4 ({Better is} 16. Qc2 $14) 16... Qf5 17. Rfd1 Nb6 18. Qb3 g5 $6 {Inaccuracy. h5 was best.} (18... h5 19. a4) ({Black should try} 18... h5 $14) 19. Bc7 $16 Re6 (19... Qe6 $16) 20. Ne2 Qb5 $2 {Mistake. Qd5 was best.} (20... Qd5 21. Rc3) (20... Qd5 $16 {was necessary.}) 21. Qxb5 $18 cxb5 22. Rc5 a6 23. Bxb6 Rxb6 24. Rxg5 Kf8 25. Rc1 Rc6 26. Rgc5 Rac8 27. b4 {Inaccuracy. Rxc6 was best.} (27. Rxc6 Rxc6 28. Rxc6 bxc6 29. b3 Ke7 30. Ng3 c5 31. dxc5 Ke6 32. c6 Be5) 27... Ke7 28. Ng3 Rxc5 29. dxc5 ({Resist} 29. bxc5 Bf8 30. Nxe4 Kd7 $18) 29... Ke6 30. Nxe4 h6 $6 {Inaccuracy. b6 was best.} (30... b6 31. Rd1 f5 32. Ng5+ Kf6 33. f4 bxc5 34. Rd6+ Ke7 35. bxc5 Bb2 36. Rxa6) 31. Nd6 Rc7 {Inaccuracy. Rb8 was best.} (31... Rb8 32. g4 b6 33. Nf5 Bf8 34. cxb6 Bxb4 35. Nd4+ Kd6 36. Nc6 Bd2 37. Nxb8) 32. Ne8 {[%csl Bc7,Bg7]} Rc8 33. Nxg7+ {1-0 White wins. PRECISÃO LICHESS: BRANCAS 95% PRETAS 89%. Weighted Error Value: White=0.23 (precise) /Black=0.57} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.6"]
[White "Chaves, Jorge Antonio Torre"]
[Black "Meyer, Adam"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1924"]
[Annotator "Stockfish 16.1"]
[PlyCount "58"]
[EventDate "2024.??.??"]

{[%evp 9,58,23,62,64,59,60,93,92,193,31,29,27,27,24,34,15,18,1,2,-11,-8,-21,-39,-45,-54,-20,-3,-144,-51,-49,-53,-53,-51,-163,-57,-85,-88,-71,-30,-33,0,-43,-35,-33,-24,-23,-16,-19,-5,-4,-3]} 1. d4 d6 2. Nf3 Nf6 3. Bg5 Ne4 4. Bf4 Nd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} ({RR} 4... Bf5 5. Nbd2 e6 6. e3 Nxd2 7. Qxd2 Nd7 8. Bd3 Bg6 9. h4 Be7 10. h5 Bxd3 11. Qxd3 h6 12. O-O-O c6 13. Kb1 a5 14. e4 a4 15. Bc1 Qb6 16. Rhe1 Ra5 17. g4 d5 18. exd5 cxd5 19. Rh1 {Cardoso Cardoso,J (2414)-Bortnyk,O (2598) Chess.com INT 2020 0-1}) ({RR} 4... g6 5. e3 Bg7 6. Bd3 Nf6 7. h3 O-O 8. O-O Nbd7 9. Bh2 c5 10. c3 b6 11. Nbd2 Bb7 12. Qe2 Re8 13. Rfd1 e5 14. dxe5 Nxe5 15. Bb5 Re7 16. Nxe5 dxe5 17. Ne4 Qc7 18. Nd6 a6 19. Bc4 {Boor,C (2231)-Jarocka,L (2212) chess.com INT 2024 0-1}) 5. Nbd2 ({RR} 5. e3 g6 6. Bd3 Ndf6 7. Nbd2 d5 8. Ne5 Bg7 9. f3 Nxd2 10. Qxd2 O-O 11. h4 Nd7 12. g4 Nxe5 13. dxe5 f6 14. exf6 Bxf6 15. O-O-O e5 16. Bh6 Re8 17. g5 Bh8 18. h5 Qd6 19. hxg6 hxg6 {De Oliveira,J-Chaves,J (2024) Rio de Janeiro 2011 0-1 (35)}) 5... Ndf6 6. Nxe4 $146 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems.} ({Predecessor:} 6. e3 e6 7. Bd3 d5 8. c4 c6 9. cxd5 cxd5 10. Bb5+ Bd7 11. Qa4 Nxd2 12. Nxd2 {0-1 (63) Casas,N (1805)-De Cuadro,D (1449) Montevideo 2013}) ({RR} 6. e3 e6 7. Bd3 d5 8. c4 c6 9. cxd5 cxd5 10. Bb5+ Bd7 11. Qa4 Nxd2 12. Nxd2 a6 13. Bxd7+ Qxd7 14. Qxd7+ Nxd7 15. O-O Bb4 16. Nf3 O-O 17. Rac1 Rfc8 18. a3 Be7 19. Nd2 Nb6 20. Nb3 Nc4 {Casas,N (1805)-De Cuadro,D (1449) Montevideo 2013 0-1 (63)}) 6... Nxe4 7. e3 h6 8. Bd3 {White is better.} g5 $6 {Inaccuracy. Bf5 was best.} (8... Bf5 9. d5) (8... Bf5 $16 {was worth a try.}) 9. Bg3 $2 {Mistake. Bxe4 was best.} (9. Bxe4 {Black must now prevent Bg3.} gxf4 10. exf4 d5 11. Bd3 Bg4 12. c3 h5 13. h3 Bxf3 14. Qxf3 h4) (9. Bxe4 $18 gxf4 10. exf4) 9... Nxg3 $14 10. hxg3 Bg7 11. c3 c5 12. Qc2 a6 13. dxc5 dxc5 14. O-O-O {[%cal Od3b5]} Qc7 15. Bc4 {[%cal Of3g5]} Bd7 16. Rd2 e6 17. Rhd1 O-O-O 18. e4 $2 {Mistake. g4 was best.} (18. g4 Bf6) (18. g4 $11 {remains equal.}) 18... Bc6 $6 {Inaccuracy. g4 was best.} (18... g4 19. Nh2 h5 20. Kb1 Bh6 21. Rd6 Bf8 22. R6d2 b5 23. Be2 Bh6 24. Rd6) ({Black should try} 18... g4 $17 19. Nh2 h5) 19. Rxd8+ $1 $15 Rxd8 20. Rxd8+ Qxd8 21. a4 $6 {Inaccuracy. Qd3 was best.} (21. Qd3 b5) (21. Qd3 $15) 21... b5 $6 {Inaccuracy. g4 was best.} (21... g4 22. Nd2 h5 23. Qd1 Qd6 {Threatens to win with ...Bh6.} 24. Bb3 Bh6 {And now ...Bxe4 would win.} 25. Bc2 b5 {Strongly threatening ...bxa4.} 26. Qe2 c4 27. Kd1) (21... h5 $19 {...g4 is the strong threat.} 22. Nd2 g4) 22. axb5 axb5 23. Be2 Qa5 24. Nd2 $1 Kb7 25. g4 Qa1+ 26. Qb1 Qxb1+ 27. Kxb1 Kb6 28. Kc2 f5 29. Bf3 fxg4 {1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 89% PRETAS 91%. Weighted Error Value: White=0.32/Black=0.25 (precise)} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.7"]
[White "Akiama, Moises Hiroshi Ogaw"]
[Black "Ramos, Angelo Bil"]
[Result "0-1"]
[ECO "D80"]
[BlackElo "1957"]
[Annotator "Stockfish 16.1"]
[PlyCount "97"]
[EventDate "2024.??.??"]

{[%evp 10,25,6,10,30,30,31,25,30,25,33,40,47,11,11,10,18,11]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bf4 Nxc3 6. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} c6 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5.} ({RR} 6... c5 7. cxd5 Qxd5 8. e3 cxd4 9. Qxd4 Qxd4 10. cxd4 Nc6 11. Nf3 Bg7 12. Bd3 O-O 13. Be4 Bd7 14. Kd2 Rac8 15. Rhc1 b6 16. Rc3 Na5 17. Rac1 Rxc3 18. Rxc3 Rc8 19. Rxc8+ Bxc8 20. Bb8 Nc4+ 21. Kc3 {Aronian,L (2781)-Nepomniachtchi,I (2789) chess24.com INT 2021 1-0}) 7. Nf3 Bg7 8. e3 O-O {White has an edge.} ({RR} 8... Qa5 9. Qb3 O-O 10. cxd5 cxd5 11. Be2 b6 12. O-O Bb7 13. c4 dxc4 14. Bxc4 e6 15. Be5 Bxf3 16. gxf3 Bxe5 17. dxe5 Qxe5 18. f4 Qf6 19. Bb5 Rd8 20. Rad1 Qe7 21. Rxd8+ Qxd8 22. Rd1 Qe7 23. Qc4 {Nigalidze,G (2373)-Tikhonov,V (2160) chess.com INT 2024 1-0 (58)}) 9. Rc1 $146 ({Relevant:} 9. Qb3 Qa5 10. Be2 dxc4 11. Bxc4 Nd7 12. Bg5 b5 13. Be2 Re8 14. O-O Nb6 15. e4 Be6 16. Qc2 c5 17. d5 Bg4 18. Bd2 e6 19. Rab1 c4 20. dxe6 Rxe6 21. Nd4 Bxe2 22. Nxe2 a6 23. Nd4 Ree8 24. Rfe1 Na4 25. Nc6 Qc7 26. Nb4 Nc5 27. Nd5 Qc6 28. Bg5 Nxe4 29. Ne7+ Rxe7 30. Bxe7 Nxc3 31. Rbc1 a5 32. Bg5 b4 33. Bd2 Rd8 34. h4 Rd3 35. h5 gxh5 36. Bxc3 Bxc3 37. Qe2 Qd5 38. Qe8+ Kg7 {Keymer,V (2696)-Carlsen,M (2859) Wijk aan Zee 2023 0-1 (65)}) ({RR} 9. Be2 Nd7 10. O-O Nb6 11. c5 Nd7 12. h3 b6 13. cxb6 axb6 14. Qb3 Ba6 15. Bxa6 Rxa6 16. a4 Qa8 17. Ra2 c5 18. Qb5 Qa7 19. Rb1 Rc8 20. Qb3 Ra5 21. Be5 c4 22. Qb4 Nxe5 23. dxe5 b5 {Gutierrez,E (1894)-Mousse Neto,S Manaus 2013 0-1 (44)}) ({RR} 9. cxd5 cxd5 10. c4 Nc6 11. Rb1 b6 12. Qa4 Bd7 13. Qa3 Bg4 14. Be2 dxc4 15. O-O a6 16. Qb2 Bf5 17. Qxb6 Bxb1 18. Qxb1 c3 19. Rc1 Qa5 20. Qb3 e5 21. dxe5 Nxe5 22. Nxe5 Bxe5 23. Bxe5 Qxe5 {Sadek,S (2384)-Salah,S (2188) Mahalla 2012 0-1 (60)}) ({RR} 9. cxd5 cxd5 10. Bd3 Nc6 11. O-O e6 12. Rb1 b6 13. c4 dxc4 14. Bxc4 Bb7 15. Qe2 Rc8 16. Ba6 Bxa6 17. Qxa6 Qd7 18. Qb5 Qe7 19. Rfd1 Rfd8 20. h3 Na5 21. Rbc1 h6 22. Qa6 Rc6 23. Rxc6 Nxc6 {Plesko,M (2066)-Kinez,I (2138) Zagreb 2010 ½-½ (99)}) 9... Nd7 10. cxd5 cxd5 11. c4 Qa5+ 12. Qd2 Qxd2+ 13. Nxd2 {[%mdl 32768] 0-1 Black wins. PRECISÃO LICHESS: BRANCAS 98% PRETAS 99%. Weighted Error Value: White=0.08 (flawless) /Black=0.05 (flawless) . Loss on time!? Predecessor:} dxc4 $146 14. Bxc4 Nb6 15. Bb3 a5 16. Bc7 Ra6 17. O-O a4 18. Bc2 Nd5 19. Bg3 Nb4 {[#] 1-0 (49) Momunalieva,S (1603)-Dzhanybekov,E Cholpon Ata 2012} {Predecessor:} 20. Bb1 $146 a3 21. Ne4 b6 22. f3 Be6 23. Nc3 Rc8 24. Rfd1 f5 25. Be1 Rb8 26. e4 Bh6 27. Bd2 Bxd2 28. Rxd2 Rc8 29. d5 b5 30. Rd4 Nxd5 31. exd5 Bxd5 32. Rxd5 Rac6 33. Rxb5 Rxc3 34. Rxc3 Rxc3 35. Rb3 Rxb3 36. axb3 Kf7 37. Kf2 Ke6 38. Ke3 Kd5 39. Ba2 Kc5 40. Kd3 Kb4 41. f4 h6 42. h4 h5 43. g3 Kc5 44. Kc3 Kb5 45. b4 Ka4 46. Bd5 Kb5 47. Kb3 Kb6 48. Kxa3 Kb5 49. Kb3 {1-0 (49) Momunalieva,S (1603)-Dzhanybekov,E Cholpon Ata 2012} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.8"]
[White "Miguel, Mendes Da Costa"]
[Black "Bruno, Leonardo do Nascime"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1646"]
[BlackElo "2017"]
[Annotator "Stockfish 16.1"]
[PlyCount "106"]
[EventDate "2024.??.??"]

{[%evp 9,106,29,30,20,24,27,26,-16,-19,-13,-14,-18,2,-48,-32,-60,-61,-71,28,8,13,-57,-64,-59,-50,-134,-137,-128,-132,-127,-23,-21,-28,-25,0,0,25,23,6,0,0,0,0,0,9,7,8,9,25,-19,-20,-67,-67,-327,-327,-322,-326,-424,-205,-477,-270,-317,-335,-332,-334,-333,-256,-332,-189,-329,-276,-333,-337,-331,-174,-309,-310,-571,-367,-374,-215,-565,-387,-896,-805,-973,-532,-784,-631,-847,-586,-29992,-591,-701,-701,-29991,-29952,-29992,-456]} 1. e4 e5 2. Nf3 d6 3. Bc4 Nd7 4. O-O Be7 5. d3 Ngf6 6. Be3 {C41: Philidor Defence.} O-O 7. Nc3 c6 8. Re1 $146 {Inaccuracy. a4 was best. White has an edge.} (8. a4 Ng4 9. Bd2 a5 10. h3 Ngf6 11. Be3 h6 12. d4 exd4) ({RR} 8. d4 b5 9. Bb3 b4 10. Ne2 Nxe4 11. Qd3 Nef6 12. Qc4 Qa5 13. Qxc6 Ba6 14. Rfe1 Bb5 15. Qb7 Rab8 16. Qxb8 Rxb8 17. Ng5 Bxe2 18. Rxe2 Kf8 19. Nxf7 Qb5 20. Rae1 a5 21. Ng5 Ke8 22. Ne6 Qb7 {Antonica,D (1281)-Adascalitei,S (1094) Calimanesti 2013 0-1 (56)}) ({RR} 8. a3 a6 9. b4 b5 10. Ba2 Bb7 11. Qb1 d5 12. exd5 cxd5 13. Bg5 Qc7 14. Bxf6 Nxf6 15. Qb3 d4 16. Ne2 Bxf3 17. gxf3 Qc6 18. Kg2 Nh5 19. Qd5 Qg6+ 20. Ng3 Nf4+ {0-1 (20) Drob,J (1160)-Wojtas,E (1184) Suwalki 2015}) ({RR} 8. h3 b5 9. Bb3 a5 10. a3 Qc7 11. d4 h6 12. Qd2 Kh7 13. Qe2 Ba6 14. Qd2 b4 15. Ne2 Nxe4 16. Qd1 Bxe2 17. Qxe2 Kg8 18. Qd3 Ndf6 19. dxe5 dxe5 20. Nh4 Rad8 21. Qc4 Nd6 22. Qe2 bxa3 {Qangule,L (1043)-Brugman,K (1116) Waterkloof 2015 0-1 (41)}) 8... b5 9. Bb3 a5 10. a3 $146 ({Predecessor:} 10. a4 b4 11. Ne2 d5 12. exd5 cxd5 13. d4 e4 14. Nd2 Ba6 15. Ng3 g6 16. Bh6 {0-1 (25) Dang,M-Dang,M Hanoi 2017}) 10... Bb7 11. Ne2 d5 12. exd5 cxd5 ({Much weaker is} 12... Nxd5 13. Bd2 $11) 13. Ng3 d4 $6 {Inaccuracy. a4 was best.} (13... a4 14. Ba2) ({Black should play} 13... Re8 $17) 14. Bg5 h6 15. Bxf6 $6 {Inaccuracy. Bd2 was best.} (15. Bd2 Bd6 16. Nf5 Bc7 17. Ba2 Ra6 18. c3 dxc3 19. Bxc3 Nd5 20. Bd2 Kh8 (20... Ne7 $15 21. Nxe7+ Qxe7)) (15. Bd2 $11) 15... Bxf6 $15 16. Ne4 Qb6 17. Qd2 $6 {Inaccuracy. Nxf6+ was best.} (17. Nxf6+ Qxf6) (17. h3 $15) 17... a4 $17 18. Ba2 Be7 19. c3 Rae8 $6 {Inaccuracy. dxc3 was best.} (19... dxc3 20. Nxc3 Bxf3 21. gxf3 Bc5 22. f4 Bd4 23. Rac1 Rae8 24. f5 Qf6 25. Nxb5) (19... dxc3 $17 20. bxc3 Kh8) 20. cxd4 $11 exd4 21. Qf4 Bxe4 22. Rxe4 Nf6 23. Ree1 Bd6 24. Qd2 Rxe1+ 25. Rxe1 b4 26. Bc4 bxa3 27. bxa3 Bxa3 28. Ra1 Bb4 29. Qb2 Qa5 {And now ...Bc3 would win.} 30. Qa2 $6 {Inaccuracy. Rb1 was best.} (30. Rb1 $1) 30... a3 31. Nxd4 $2 {Mistake. g3 was best.} (31. g3 Nd7 32. Nxd4 Bc3 (32... Ne5 $5 {[%cal Rb4c3]} 33. Nc2 Nxc4 34. Nxb4 Qxb4 35. dxc4 Ra8 $17) 33. Nc6 Qa8 34. Rc1 Bb2 35. Rc2 g6 36. Qb3 Kg7) (31. Rb1 $15) 31... Bc3 $19 {[%csl Ba1,Bd4]} 32. Nb3 Qe5 33. Rb1 {Inaccuracy. Rf1 was best.} (33. Rf1 Ng4 {[%csl Gg4][%cal Re5h2]} 34. g3 Qh5 {[%csl Gg4][%cal Rh5h2]} 35. h4 Bb2 36. Nd2 Qf5 {Inhibits Nf3.} 37. Kg2 Ne5 {Inhibits Nf3.} 38. f3 Nxc4) 33... Bb2 $2 {Mistake. Ng4 was best.} (33... Ng4 34. g3 Be1 35. f4 Qe7 36. Bd5 Bc3 37. Bf3 Qa7+ 38. d4 Ne3 39. h4) (33... Ng4 $142 34. g3 Qh5) 34. h3 {Blunder. Nd2 was best.} (34. Nd2 Qf4) (34. Nd2 $142) 34... Nh5 $6 {Inaccuracy. Nd5 was best.} (34... Nd5 35. d4 Qd6 36. Bxd5 Qxd5 37. Rd1 Rc8 {Prevents Nc1.} 38. Rd3 g6 39. Rg3 Kg7 40. Kh2) (34... Nd5 $142 35. d4 Qd6 36. Bxd5 Qxd5) 35. Nd2 Nf4 36. Nf3 {Against Qg5} Qf6 37. Re1 {Against Ne2+} Qg6 {[%csl Gf4][%cal Rg6g2]} 38. Nh4 Nxh3+ $40 {[%mdl 128] Black is out for blood.} (38... Qf6 $142 39. Nf3 Qg6) 39. Kf1 $6 {Inaccuracy. Kh2 was best.} (39. Kh2 Qf6 40. Kxh3 {[#]} g5 $1 41. d4 {[%cal Oa2b1]} gxh4 42. Re3 Qxd4 43. Qb3 {[#]} Qd7+ $1 44. Kh2 Qd2 {Prevents Qc2.}) (39. Kh2 {was the only chance.} Qh5 40. Kxh3) 39... Qf6 {[%csl Gh3][%cal Rf6f2]} ({Don't go for} 39... Qg4 $2 40. Ng6 Qxg6 41. gxh3) 40. Nf3 Ng5 41. Nxg5 Qxg5 {Inaccuracy. hxg5 was best.} (41... hxg5) (41... hxg5 $142 42. Re3 g4) 42. Bxf7+ $6 {Inaccuracy. g3 was best.} (42. g3) (42. g3 $142) 42... Kh8 43. Bc4 $2 {Mistake. Bd5 was best.} (43. Bd5 {43.g3 -2.99} Qh4 {[%csl Gf8][%cal Rh4f2]} 44. Bf3 Qh1+ 45. Ke2 Re8+ 46. Be4 Qxg2 47. Qd5 Qh3 48. Qb5 {[%cal Rb5e8]} Qc8) (43. g3 {is a better defense.} Qf5 44. Re8 Rxe8 45. Bxe8) 43... Qf4 $2 {[%csl Gf8][%cal Rf4f2] Mistake. Qh4 was best.} (43... Qh4 {[%csl Gf8][%cal Rh4f2]} 44. Bf7 Qh1+ 45. Ke2 Qxg2 46. Qd5 Qg4+ 47. Kf1 Qf4 48. Re7 Bd4 {[%csl Gd4][%cal Rf4f2]} 49. Qa2) 44. f3 Qg3 $6 {Inaccuracy. Qh2 was best.} (44... Qh2 45. Re4 Rb8 46. d4 {Against Be5} Bxd4 47. Rxd4 Qh1+ 48. Kf2 Rb2+ 49. Qxb2 axb2 50. Rd8+) (44... Bc3 $142 45. Rb1 Ra8) 45. Bd5 $4 {Blunder. Re4 was best.} (45. Re4) (45. Re4 {was the crucial defense.}) 45... Qh2 $6 {Inaccuracy. Bd4 was best.} (45... Bd4 46. Qc2 Qh4 47. Be6 Re8 48. Re4 Qh1+ 49. Ke2 Qxg2+ 50. Kd1 Qf1+ 51. Kd2) 46. Ke2 $2 {Mistake. Re4 was best.} (46. Re4 Rb8 {Prevents Qb3.}) (46. Re4 $142 Rb8 47. d4) 46... Qxg2+ 47. Kd1 Qg5 $6 {Inaccuracy. Rc8 was best.} (47... Rc8 {[%csl Gb2][%cal Rc8c1]} 48. Bc4 Qxf3+ 49. Kc2 Qg2+ 50. Kd1 Qg4+ 51. Kc2 Rb8 {Strongly threatening ...Bf6.} 52. Kd2 Qg5+ (52... Qf4+ $142 53. Kd1 Qc1+ 54. Ke2 Qc2+ 55. Ke3 Qh2) 53. Kc2) 48. Kc2 Rc8+ 49. Bc4 Qf6 $6 {Inaccuracy. Qg2+ was best.} (49... Qg2+ 50. Kd1 Qxf3+ 51. Kc2 Qg2+ 52. Kd1 Qg4+ 53. Kc2 Rb8 54. Re4 Qg1 {[%csl Gb2][%cal Rg1c1]} 55. Kd2) 50. Kb3 $4 {Checkmate is now unavoidable. Qb3 was best.} (50. Qb3 Qxf3 51. Qa4 Qf2+ 52. Kd1 Qf8 {Against Re8} 53. Re4 Bc3 54. Ke2 {Prevents Qf1+.} Ra8 55. Ba6 Bf6) 50... Qf4 $4 {Lost forced checkmate sequence. Qc3+ was best.} (50... Qc3+ 51. Ka4 Ra8+ 52. Kb5 Qa5+ 53. Kc6 Rc8+ 54. Kd7 Qd8+ 55. Ke6 Rc6+ 56. Kf5) (50... Qc3+ $142 51. Ka4 Ra8+ 52. Kb5 Qa5+ 53. Kc6 Rc8+ 54. Kd7 Qd8+ 55. Ke6 Rc6+ 56. Kf5 Qg5+ 57. Ke4 Qe5#) 51. Qb1 Rb8+ 52. Ka4 $6 {Inaccuracy. Ka2 was best.} (52. Ka2 Bf6 {(  ...Qd2+)} 53. Qxb8+ Qxb8 54. Re2 {Inhibits Qb2+.} Qb4 {White must now prevent ...Qc3.} 55. f4 Qc3 {...Qa1+ is the strong threat.} 56. Rg2 Qa1+ 57. Kb3 Kh7) 52... Bc3 $6 {Inaccuracy. Qd6 was best.} (52... Qd6 {[%csl Gb8][%cal Rd6b4]} 53. Re8+ Rxe8 54. Qa2 Qb6 55. Bb5 Ra8+ 56. Kb3 Qxb5+ 57. Kc2 Rc8+ 58. Qc4) 53. Rh1 $4 {Checkmate is now unavoidable. Re4 was best.} (53. Re4 Qd6 (53... Qc7 $142 54. Qxb8+ Qxb8) 54. Qxb8+ Qxb8 {[%csl Gc3][%cal Rb8b4]} 55. Bd5 Qd8 56. Bf7 Qd7+ 57. Kxa3 Qxf7 58. Rc4 Bf6) 53... Rb4+ $4 {Lost forced checkmate sequence. Rxb1 was best. 0-1 Black wins. PRECISÃO LICHESS: BRANCAS 85% PRETAS 88%. Weighted Error Value: White=1.00/Black=0.70} (53... Rxb1 54. Rxb1 a2 55. Rh1 Qb8 {[%csl Gc3][%cal Rb8b4]} 56. Bb5 Qd6 {[%csl Gc3][%cal Rd6b4]} 57. Rxh6+ gxh6 {[%csl Gc3][%cal Rd6b4]} 58. Kb3 Qb4+ 59. Kc2) (53... Rxb1 $142 54. Rxb1 a2 55. Rh1 Qb8 56. Bb5 Qd6 57. Rxh6+ gxh6 58. Kb3 a1=Q 59. Be8 Qe6+ 60. Kc2 Qea2#) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.9"]
[White "Pessoa, Vitor Henrique Leop"]
[Black "Sergio, Goncalves"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1998"]
[BlackElo "1844"]
[Annotator "Stockfish 16.1"]
[PlyCount "56"]
[EventDate "2024.??.??"]

{[%evp 9,56,43,40,35,80,80,66,50,66,16,20,23,48,2,7,-3,-9,-32,44,-12,-19,-68,-68,-68,-65,-142,-123,-178,-136,-146,-84,-126,-23,-149,-164,-172,-189,-242,-96,-91,-104,-94,-96,-116,-124,-138,-141,-162,-120]} 1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. g3 b6 5. Bg2 Bb7 6. O-O {B40: Sicilian: 2...e6, Unusual lines.} g6 7. c3 Bg7 8. Re1 {White is slightly better.} Nge7 9. Nbd2 {[%cal Od3d4,Bb1d2,Bd2f1,Bf1e3][%mdl 32]} ({RR} 9. d4 d6 10. d5 Ne5 11. Nxe5 Bxe5 12. dxe6 fxe6 13. Bh6 Qc7 14. f4 Bf6 15. e5 Bxg2 16. exf6 Nf5 17. Bg7 Qc6 18. Bxh8 O-O-O 19. Bg7 Bh3 20. Qe2 Rd7 21. Nd2 Ne3 22. Qf3 Qxf3 23. Nxf3 Nc2 {Loy,K (2268)-Karavaeva,O (2260) Chess.com INT 2021 1-0}) 9... O-O 10. Nf1 Qc7 11. Bf4 $146 {Inaccuracy. d4 was best.} (11. d4) ({RR} 11. h4 Rad8 12. Qc2 d5 13. N1h2 d4 14. c4 Bc8 15. a3 e5 16. Bd2 f5 17. exf5 Bxf5 18. Ng5 h6 19. Ne4 Rf7 20. b4 Bxe4 21. Bxe4 Rdf8 22. Rf1 Nb8 23. Ng4 h5 24. Nh6+ Bxh6 25. Bxh6 Re8 {Garbowski,J (1570)-Flisiak,P (1737) Klementowice 2011 ½-½ (51)}) 11... e5 12. Bd2 $146 ({Predecessor:} 12. Be3 Rad8 13. c4 f5 14. exf5 Nxf5 15. Bg5 Rde8 16. Rb1 d6 17. N1d2 Ncd4 18. Nxd4 Nxd4 {0-1 (93) Nunez Alonso,J-Stek,N Madrid 2008}) 12... Rad8 13. Ne3 Rfe8 $6 {Inaccuracy. d5 was best.} (13... d5) (13... d5 $15) 14. Qe2 $6 {Inaccuracy. c4 was best.} (14. c4 d6) (14. c4 $14) 14... d5 $11 15. exd5 Nxd5 16. Nxd5 Rxd5 17. Ng5 $6 {Inaccuracy. d4 was best.} (17. d4 cxd4) (17. d4 $1 $15) 17... Rdd8 18. h4 $6 {Inaccuracy. g4 was best.} (18. g4) (18. g4 $17 {might work better.}) 18... f6 19. Nf3 Re7 $6 {Inaccuracy. Qd7 was best.} (19... Qd7 20. Red1) (19... Qd7 $142 20. Red1 Qxd3 21. Qxd3 Rxd3) 20. Rad1 {[%cal Oh4h5] [#]} Red7 $6 {Inaccuracy. Ba6 was best.} (20... Ba6) (20... Ba6 $1 $17 {[%cal Ra6d3]} 21. c4 Bc8) 21. h5 $2 {Mistake. d4 was best.} (21. d4 $1 cxd4) (21. d4 $1 $11) 21... Rxd3 $17 22. hxg6 hxg6 23. Bc1 (23. Be3 $142 c4 24. Nd2) 23... Rxd1 $2 {Mistake. c4 was best.} (23... c4 24. b3 Qd7 {[%cal Rd3d1]} 25. Rd2 Na5 {Hoping for ...Bxf3.} 26. Rb2 (26. b4 {was necessary.} Bxf3 27. Bxf3 Rxd2 28. Bxd2 Qxd2 29. Qxd2 Rxd2 30. bxa5) 26... b5 27. Rb1 Rxc3) (23... c4 $19 24. Nd2 Na5 25. Bxb7 Nxb7) 24. Rxd1 Rxd1+ 25. Qxd1 Ne7 26. Qa4 Bc6 27. Qc4+ Bd5 28. Qa4 Bf8 {1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 89% PRETAS 91%. Weighted Error Value: White=0.34/Black=0.31} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "5.10"]
[White "Fillipe, Fernandes Rodrigues"]
[Black "Luiz, Felipe De Moraes"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2060"]
[BlackElo "1715"]
[Annotator "Stockfish 16.1"]
[PlyCount "59"]
[EventDate "2024.??.??"]

{[%evp 10,58,32,15,54,57,52,52,332,332,328,329,388,384,384,375,373,374,372,368,433,442,451,455,473,466,471,477,519,505,501,484,722,563,657,656,639,646,658,652,642,645,725,695,930,882,1070,931,751,658,29999]} 1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 {[%cal Be2e3,Be3d4][%mdl 32]} O-O 6. Nge2 a6 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} 7. O-O d6 8. h3 ({RR} 8. d3 Ba7 9. b3 Be6 10. Nd5 Ne8 11. Kh1 Qd7 12. Bb2 Nd8 13. d4 c6 14. Ndc3 Qc7 15. dxe5 dxe5 16. Ba3 c5 17. Nd5 Bxd5 18. Qxd5 Nf6 19. Qd3 Nc6 20. Rfd1 Rad8 21. Qc2 h5 22. Bb2 Qc8 {Gelfand,B (2741)-Movsesian,S (2721) Moscow 2010 1-0 (56)}) ({RR} 8. d4 exd4 9. exd4 Ba7 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd5 Qd8 13. b4 Bg4 14. c5 Bxe2 15. Qxe2 Nxd4 16. Qc4 dxc5 17. bxc5 Ne6 18. Rfd1 c6 19. Nb6 Qg5 20. Nxa8 Rxa8 21. Rab1 Nxc5 22. Re1 Qf6 {Kejzar,P (2031)-Belenkaya,D (2252) Chess.com INT 2022 0-1 (61)}) 8... Be6 $4 {Blunder. Re8 was best.} (8... Re8 9. b3 Ba7 10. Bb2 Bf5 11. d4 exd4 12. exd4 h6 13. Qd2 Qd7 14. Kh2) ({Black should play} 8... Ba7 $14) 9. d4 $18 exd4 10. exd4 Qd7 $146 ({Predecessor:} 10... Bxc4 11. dxc5 dxc5 12. b3 Bxe2 13. Nxe2 Qe8 14. Be3 Rd8 15. Qc2 b6 16. Rfd1 Nb4 17. Qb2 Qe7 18. Nf4 Rxd1+ 19. Rxd1 Rd8 20. Rxd8+ Qxd8 21. a3 Nd3 22. Qd2 {1-0 (22) Klekowski,M (2450)-Paliwoda,B (1841) Zgierz 2017}) ({RR} 10... Bxc4 11. dxc5 dxc5 12. b3 Bxe2 13. Nxe2 Qe8 14. Be3 Rd8 15. Qc2 b6 16. Rfd1 Nb4 17. Qb2 Qe7 18. Nf4 Rxd1+ 19. Rxd1 Rd8 20. Rxd8+ Qxd8 21. a3 Nd3 22. Qd2 {1-0 (22) Klekowski,M (2450)-Paliwoda,B (1841) Zgierz 2017}) 11. dxc5 Bxh3 12. cxd6 Bxg2 13. Kxg2 cxd6 14. Bf4 Nh5 15. Qxd6 Qf5 16. Qd5 Nxf4+ 17. Nxf4 ({Less strong is} 17. gxf4 Qg4+ 18. Ng3 Qxf4 $18) 17... Qc2 18. Qd3 Qxb2 19. Rab1 {[%cal Ba1b1,Bb1b7,Bb7b3,Bb3b6,Bb6e6][%mdl 32]} Qa3 20. Rh1 {[%csl Gh1][%cal Rd3h7]} g6 (20... h6 $142 21. Rxb7 Rab8) 21. Rxb7 {Nfd5 is the strong threat.} Ne5 22. Qd4 Rae8 23. Rb3 Qa5 24. Ncd5 Qd8 25. Rb6 f6 $6 {Inaccuracy. Qa8 was best.} (25... Qa8 26. Re1 f6 27. Rd6 Qb7 28. Re3 Qa8 29. a4 Kh8 {[#]} 30. a5 (30. Rxf6 $142 $3 {[%mdl 512]} Rxf6 31. Rxe5 Ref8 32. Re4 Kg8 33. f3 Qd8 34. Ne6 Rxe6 35. Rxe6) 30... Nc6) 26. Ne6 Rxe6 27. Rxe6 {[%cal Od5f6] Intending Nxf6+! and mate.} Qa8 28. Qe4 {Threatening mate with Re7.} Kg7 {[#]} 29. Nxf6 $1 {[%csl Gf6][%cal Rh1h7]} Nxc4 $2 {Checkmate is now unavoidable. Qxe4+ was best.} (29... Qxe4+ 30. Nxe4 Nxc4 31. Re7+ Rf7 32. Rxh7+ Kxh7 33. Rxf7+ Kg8 34. Rd7 Ne5 35. Rd8+) 30. Rxh7# {1-0 White wins. PRECISÃO LICHESS: BRANCAS 99% PRETAS 86%. Weighted Error Value: White=0.13 (very precise) /Black=0.48} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.11"]
[White "Flavio C. Balod"]
[Black "Marcelo, Dos Santos Silva"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1709"]
[BlackElo "1965"]
[Annotator "Stockfish 16.1"]
[PlyCount "66"]
[EventDate "2024.??.??"]

{[%evp 9,66,41,50,-3,17,-30,-36,-83,-71,-135,-134,-137,-117,-126,-125,-169,-147,-183,-203,-271,-236,-271,-251,-249,-245,-242,-221,-330,-202,-278,-269,-382,-365,-453,-461,-453,-371,-453,-443,-438,-397,-401,-269,-272,-276,-286,-266,-383,-212,-465,-455,-455,-392,-448,0,-29997,-29998,-29998,-29987]} 1. e4 c5 2. Nf3 a6 3. Be2 Nc6 ({RR} 3... d6 4. O-O Nf6 5. c3 Nbd7 6. Qc2 Qc7 7. Re1 g6 8. d4 cxd4 9. Nxd4 Bg7 10. c4 O-O 11. Nc3 b6 12. Be3 e6 13. Rac1 Bb7 14. f3 Rac8 15. Bf1 d5 16. cxd5 exd5 17. exd5 Qd6 18. Qd2 {Najer,E (2674)-Artemiev,V (2676) Moscow 2015 ½-½ (49)}) 4. O-O e5 ({RR} 4... Nf6 5. e5 Ng4 6. b4 b6 7. Bb2 e6 8. h3 Nh6 9. bxc5 bxc5 10. Nc3 Bb7 11. Re1 Nd4 12. Nxd4 cxd4 13. Nb1 Qb6 14. Ba3 Bc5 15. Bf3 Bxf3 16. Qxf3 O-O 17. Bxc5 Qxc5 18. Na3 Nf5 19. Rab1 {Paravyan,D (2608)-Alonso Rosell,A (2550) chess.com INT 2024 1-0 (71)}) 5. c3 Nf6 $146 ({RR} 5... f5 6. exf5 d5 7. d4 e4 8. Ne5 Bxf5 9. Bh5+ g6 10. Bg4 Nf6 11. Bxf5 gxf5 12. Bg5 Rg8 13. Bh4 Bd6 14. Bg3 Qe7 15. Nxc6 bxc6 16. Qa4 Kd7 17. dxc5 Bxc5 18. Na3 Rxg3 19. hxg3 Ng4 20. Qa5 {Novikova,G (2073)-Blit,J (2331) Chess.com INT 2021 0-1 (32)}) 6. d3 {B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation).} ({Better is} 6. d4 $14) 6... h6 7. Ne1 $146 ({Predecessor:} 7. h3 Be7 8. Be3 O-O 9. Nbd2 d6 10. Nh2 d5 11. exd5 Nxd5 12. Nb3 Nxe3 13. fxe3 {1-0 (47) Sowa,R (1661)-Erber,G (1109) Germany 2014}) 7... d5 8. Nd2 {Black is slightly better.} Be7 9. f4 $6 {Inaccuracy. exd5 was best.} (9. exd5) (9. exd5 $142 Nxd5 10. Bf3) 9... exf4 $1 $17 10. Rxf4 Qc7 11. Rf1 Be6 12. Qc2 $6 {Inaccuracy. exd5 was best.} (12. exd5 Nxd5) 12... Rd8 13. a3 O-O 14. Ndf3 $6 {Inaccuracy. exd5 was best.} (14. exd5 Nxd5 15. Nc4 {Against Ne3} b5 16. Ne3 Bd6 17. g3 Nxe3 18. Bxe3 Bh3 {Hoping for ...Bxg3.} 19. Ng2 Rfe8) 14... Bd6 15. g3 Bh3 16. Ng2 dxe4 17. dxe4 Ng4 {[%cal Od6g3]} ({Weaker is} 17... Bxg3 18. hxg3 Qxg3 19. Nfh4 $14) 18. Bc4 $6 {Inaccuracy. Nfh4 was best.} (18. Nfh4 Nce5 19. c4 b5 20. Nf5 Nxc4 21. Rd1 Nf6 {Strongly threatening ...Be5.} 22. Bxc4 Bxf5 23. exf5 {Black must now prevent Be2.} bxc4) (18. Nfh4 $142) 18... Nce5 $6 {Inaccuracy. b5 was best.} (18... b5 19. Bd5 c4 20. Kh1 Bc5 21. Bf4 Qc8 22. b3 cxb3 23. Bxb3 Na5 24. Bd5) 19. Bd5 {Inaccuracy. Nxe5 was best.} (19. Nxe5 Bxe5 20. a4 Rd7 21. Bf4 Bxf4 22. Rxf4 g5 {...Ne5 is the strong threat.} 23. Rxg4 Bxg4 24. Ne3 Bh5) 19... c4 20. Qe2 {Inaccuracy. Kh1 was best.} (20. Kh1 Nf6) (20. Bf4 $142 Qb6+ 21. Nd4) 20... Bc5+ (20... Nxf3+ 21. Rxf3 Bc5+ 22. Kh1 $19) 21. Kh1 Nd3 22. Nd4 b5 $6 {[%cal Od8d5] Inaccuracy. Rxd5 was best.} (22... Rxd5 23. exd5 Qd7 24. Qf3 Re8 25. Rb1 Bxd4 26. cxd4 Nf6 27. Ne3 Bxf1 28. Qxf1) 23. Nf4 $6 {Inaccuracy. Qf3 was best.} (23. Qf3 Rxd5 24. exd5 Qd7 25. Bf4 Re8 26. d6 Nf6 {aiming for ...Bxd4.} 27. Ne3 Bxd4 28. cxd4 Ne4) 23... Bxf1 24. Qxf1 Nxc1 25. Rxc1 Rd6 $6 {Inaccuracy. Bxd4 was best.} (25... Bxd4 26. cxd4 Qd7 27. Ng6 Ne3 28. Nxf8 Kxf8 29. Qf3 Nxd5 30. exd5 Qxd5 31. Qxd5) 26. Qf3 Ne5 27. Qh5 Nd3 28. Rf1 (28. Nxd3 $142 cxd3 29. Qd1) 28... Rf6 $6 {Inaccuracy. Nxf4 was best.} (28... Nxf4 29. Rxf4 Bxd4 30. cxd4 Qe7 31. Kg2 Rf6 32. Rh4 Qd7 33. Kg1 Rd8 34. e5) (28... Bxd4 $142 29. cxd4 Rf6) 29. Rf3 $4 {Blunder. Nf5 was best.} (29. Nf5 Nxf4 30. gxf4 Rd8 {[%cal Od8d5] Threatens to win with ...Rxd5!} 31. Qg4 {[%csl Gf5][%cal Rg4g7]} g6 32. Rd1 Bf8 33. Qh4 Qb6 34. Qg3 Kh7) (29. Nf5 {is the only way for White.} Nxf4 30. gxf4) 29... Nxf4 30. gxf4 Rxf4 31. Nf5 {[%cal Of5h6] [#] Intending Nxh6+! and mate.} Rxf3 $4 {Blunder. Kh7 was best.} (31... Kh7 $1 32. Rg3 Rf1+ 33. Kg2 Rg1+ 34. Kf3 {[%cal Og3g7] Threatening mate with Rxg7+!} Rxg3+ 35. hxg3 Qd8 36. g4 Qf6 37. Qh2) (31... Kh7 $1 $19 32. Rg3 Rf1+ 33. Kg2 Rg1+ 34. Kf3 Qe5 35. Rxg1 Bxg1) 32. Qg4 $4 {Checkmate is now unavoidable. Nxh6+ was best.} (32. Nxh6+ $1 gxh6 33. Qg6+ $1 Kh8 34. Qxh6+ Kg8 {(  ...Qf4)} 35. Qg6+ Kh8 36. Qh6+) (32. Nxh6+ $11 gxh6 33. Qg6+ Kh8 34. Qxh6+ Kg8 35. Qg6+ Kh8 36. Qh6+ Kg8 37. Qg6+ Kh8 38. Qh6+) 32... Rf1+ 33. Kg2 Rg1+ $6 {Lost forced checkmate sequence. Rf2+ was best. 0-1 Black wins. PRECISÃO LICHESS: BRANCAS 77% PRETAS 86%. Weighted Error Value: White=0.69/Black=0.40} (33... Rf2+ 34. Kh3 Qxh2#) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "lichess.org"]
[Date "2024.08.04"]
[Round "5.12"]
[White "Adnilton, Correia De Almeida"]
[Black "Leal, Kaue Dos Santos"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1685"]
[BlackElo "1856"]
[Annotator "Stockfish 16.1"]
[PlyCount "58"]
[EventDate "2024.??.??"]

{[%evp 9,58,-32,7,-4,-3,-4,253,244,276,278,282,286,342,329,335,333,392,294,403,396,399,385,428,344,384,354,526,248,592,444,449,1,251,-100,-112,-583,106,101,98,-29977,-29977,-1061,-875,-774,-733,-813,-662,-29993,-29994,-29995,-29996]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Qb6 5. Qc1 e6 ({RR} 5... cxd4 6. exd4 Nc6 7. c3 Bf5 8. Be2 Rc8 9. O-O e6 10. h3 Be7 11. Nbd2 O-O 12. Rd1 Bg6 13. Nf1 Ne4 14. Ng3 Bf6 15. Nf1 Rfd8 16. Be3 Qa5 17. a4 Qc7 18. N1d2 Na5 19. Ra3 Be7 20. Ra2 {Benkovic,P (2430)-Kunin,V (2490) Germany 2006 ½-½ (42)}) 6. c3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Nh5 $146 ({RR} 6... Be7 7. Bd3 c4 8. Bc2 O-O 9. O-O Re8 10. Nbd2 Nbd7 11. Rb1 Nf8 12. h3 Bd7 13. Ne5 Bc8 14. e4 Bd6 15. Re1 Nh5 16. Bh2 f6 17. Nef3 Be7 18. exd5 g6 19. dxe6 Bxe6 20. Nf1 Rad8 21. N3d2 {Pechlivanidou,K (1033)-Tsekoura,V (1116) Achaia 2017 ½-½}) ({RR} 6... Be7 7. Be2 Nc6 8. Nbd2 Bd7 9. Qc2 Rc8 10. Qb3 O-O 11. O-O Nh5 12. Bg3 Nxg3 13. hxg3 Na5 14. Qxb6 axb6 15. Ne5 Rfd8 16. Ndf3 Be8 17. Rac1 c4 18. Rfe1 f6 19. Ng4 h5 20. Ngh2 b5 21. g4 {Ryan,T-Srivastava,A Cardiff 2022 0-1 (53)}) ({RR} 6... Bd6 7. Bxd6 Qxd6 8. Bd3 c4 9. Bc2 Nc6 10. Nbd2 O-O 11. O-O Bd7 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 f5 15. Bc2 Ne7 16. Re1 Rf6 17. Ne5 b5 18. Qd2 Ng6 19. Re2 Bc6 20. Rae1 Qd5 21. f3 {Cizman,G (1564)-Raffi,F Cagliari 2019 1-0 (50)}) 7. Be5 $146 ({Predecessor:} 7. Bg5 h6 8. Bh4 f5 9. Bg3 Nxg3 10. fxg3 Nc6 11. Bd3 {0-1 (11) Vidal Palou,J (1679)-Castrillon Otero,J (1929) Girona 2013}) 7... f6 $4 {Blunder. Nc6 was best.} (7... Nc6 8. Be2 Be7 9. dxc5 Qxc5 10. Bc7 Kd7 11. Be5 {Threatens to win with b4.} Ke8 12. Bc7) (7... Nc6 $11 {and Black stays safe.}) 8. Bxb8 $18 {Hoping for Bg3. White has a decisive advantage.} Rxb8 9. g4 e5 10. gxh5 e4 11. dxc5 Bxc5 12. Nd4 Bd7 13. Nd2 $6 {Inaccuracy. Nb3 was best.} (13. Nb3 O-O 14. Nxc5 Qxc5 15. Nd2 Bg4 16. Nb3 Qd6 17. Nd4 f5 18. Be2 Bxe2) 13... O-O $6 {Inaccuracy. Bxd4 was best.} (13... Bxd4 14. exd4 O-O 15. Nb3 Qd6 16. Qd2 f5 17. Nc5 Be8 18. h6 Bh5 19. Be2) 14. N2b3 Bd6 15. Qd1 f5 16. Bh3 Rbd8 {[#]} 17. Nxf5 $1 Bc8 (17... Bc7 {keeps fighting.} 18. Qxd5+ Rf7 19. Ne7+ Kf8) (17... Kh8 18. h6) 18. Ne7+ $4 {Blunder. Nxd6 was best.} Kh8 $4 {Blunder. Bxe7 was best.} (18... Bxe7 19. Bxc8 Rxc8 20. Qxd5+ Kh8 {[%cal Of8f2]} 21. Qxe4 Bg5 22. O-O Rce8 23. Qg4 Bh6 24. Rad1) (18... Bxe7 $142 19. Bxc8 d4) 19. Nxd5 $6 {Inaccuracy. Nxc8 was best.} (19. Nxc8 Qc7 20. Nxd6 Rxd6 21. Bg2 Rdf6 22. O-O Qe5 23. Qg4 g6 24. Kh1 Rxf2) 19... Qc6 20. Bf1 {Blunder. Bxc8 was best.} (20. Bxc8 Be5 21. Bg4 Rxd5 22. Nd4 Bxd4 23. cxd4 Rb5 24. Rc1 Qd6 25. Qc2 h6) (20. Bxc8 $18 Qxc8 21. Qd4) 20... Be6 $4 {[#] Blunder. Be7 was best.} (20... Be7 $1) (20... Be7 $1 $11 21. Bg2 (21. Nxe7 Rxd1+ 22. Rxd1 Qf6 $15) 21... Rxd5) 21. c4 $4 {Blunder. Qd4 was best.} (21. Qd4 {[%cal Oh5h6] aiming for h6!} Qxd5 22. h6 {[%csl Gh6][%cal Rd4g7]} Be5 23. hxg7+ Bxg7 24. Qxd5 Bxd5 25. Rg1 Be6 26. Nd4 Bc8) (21. Qd4 $1 $18 Qxd5 22. h6 Qxd4 23. Nxd4) 21... Bxd5 $17 22. h6 $4 {Blunder. a3 was best.} (22. a3) (22. cxd5 $2 Bb4+ 23. Nd2 Qxd5 $19) (22. a3 $17 {is a better chance.} Bxc4 23. Nd4) 22... Be6 $4 {Blunder. Bb4+ was best.} (22... Bb4+ 23. Qd2 Bxd2+ 24. Nxd2 Qf6 25. hxg7+ Kxg7 26. O-O-O Bc6 27. Bh3 Kh8 28. Rhg1) (22... Bb4+ $19 23. Nd2 Be6) 23. hxg7+ $16 Kxg7 {[#]} 24. Nd4 $4 {Blunder. Qd2 was best.} (24. Qd2 $1 Be5 25. Nd4 Qa6 26. c5 Bc4 27. Bxc4 Qxc4 28. Qc3 Qa6 (28... Qa4 $142) 29. Rd1 (29. a3 $16) 29... Qxa2) ({Worse is} 24. Rg1+ Kh6 25. Qd2 Qa4 $17 (25... Bxh2 26. Rh1 $17)) (24. Qd2 $16) 24... Bb4+ 25. Qd2 Bxd2+ 26. Kxd2 Qb6 27. b3 Kh8 {(  ...Qb4+)} 28. Ke2 Rxd4 29. exd4 Qxd4 {0-1 Black wins. PRECISÃO LICHESS: BRANCAS 61% PRETAS 71%. Weighted Error Value: White=1.56/Black=1.14} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.12"]
[White "Adnilton, Correia De Almeida"]
[Black "Kaue, Dos Santos Leal"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1685"]
[BlackElo "1856"]
[Annotator "Stockfish 16.1"]
[PlyCount "58"]
[EventDate "2024.??.??"]

{[%evp 9,58,-36,3,-7,-4,-6,269,265,270,269,280,289,333,337,333,339,394,308,393,407,400,364,444,342,389,357,517,245,598,435,442,8,254,-117,-121,-517,112,113,108,-978,-879,-776,-766,-733,-716,-835,-677,-29993,-29994,-29995,-29996]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Qb6 5. Qc1 e6 ({RR} 5... cxd4 6. exd4 Nc6 7. c3 Bf5 8. Be2 Rc8 9. O-O e6 10. h3 Be7 11. Nbd2 O-O 12. Rd1 Bg6 13. Nf1 Ne4 14. Ng3 Bf6 15. Nf1 Rfd8 16. Be3 Qa5 17. a4 Qc7 18. N1d2 Na5 19. Ra3 Be7 20. Ra2 {Benkovic,P (2430)-Kunin,V (2490) Germany 2006 ½-½ (42)}) 6. c3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Nh5 $146 ({RR} 6... Be7 7. Bd3 c4 8. Bc2 O-O 9. O-O Re8 10. Nbd2 Nbd7 11. Rb1 Nf8 12. h3 Bd7 13. Ne5 Bc8 14. e4 Bd6 15. Re1 Nh5 16. Bh2 f6 17. Nef3 Be7 18. exd5 g6 19. dxe6 Bxe6 20. Nf1 Rad8 21. N3d2 {Pechlivanidou,K (1033)-Tsekoura,V (1116) Achaia 2017 ½-½}) ({RR} 6... Be7 7. Be2 Nc6 8. Nbd2 Bd7 9. Qc2 Rc8 10. Qb3 O-O 11. O-O Nh5 12. Bg3 Nxg3 13. hxg3 Na5 14. Qxb6 axb6 15. Ne5 Rfd8 16. Ndf3 Be8 17. Rac1 c4 18. Rfe1 f6 19. Ng4 h5 20. Ngh2 b5 21. g4 {Ryan,T-Srivastava,A Cardiff 2022 0-1 (53)}) ({RR} 6... Bd6 7. Bxd6 Qxd6 8. Bd3 c4 9. Bc2 Nc6 10. Nbd2 O-O 11. O-O Bd7 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 f5 15. Bc2 Ne7 16. Re1 Rf6 17. Ne5 b5 18. Qd2 Ng6 19. Re2 Bc6 20. Rae1 Qd5 21. f3 {Cizman,G (1564)-Raffi,F Cagliari 2019 1-0 (50)}) 7. Be5 $146 ({Predecessor:} 7. Bg5 h6 8. Bh4 f5 9. Bg3 Nxg3 10. fxg3 Nc6 11. Bd3 {0-1 (11) Vidal Palou,J (1679)-Castrillon Otero,J (1929) Girona 2013}) 7... f6 $4 {Blunder. Nc6 was best.} (7... Nc6 8. Be2 Be7 9. dxc5 Qxc5 10. Bc7 Kd7 11. Be5 {b4 is the strong threat.} Ke8 12. Bc7) (7... Nc6 $11) 8. Bxb8 $18 {White has a decisive advantage.} Rxb8 9. g4 e5 10. gxh5 e4 11. dxc5 Bxc5 12. Nd4 Bd7 13. Nd2 $6 {Inaccuracy. Nb3 was best.} (13. Nb3 O-O 14. Nxc5 Qxc5 15. Nd2 Bg4 16. Nb3 Qd6 17. Nd4 f5 18. Be2 Bxe2) 13... O-O $6 {Inaccuracy. Bxd4 was best.} (13... Bxd4 14. exd4 O-O 15. Nb3 Qd6 16. Qd2 f5 17. Nc5 Be8 18. h6 Bh5 19. Be2) 14. N2b3 Bd6 15. Qd1 f5 16. Bh3 Rbd8 {[#]} 17. Nxf5 $1 Bc8 (17... Kh8 $142 18. h6 g6 19. Nxd6 (19. Qxd5 gxf5 20. O-O-O Bc8 $16) 19... Bxh3) (17... Bxf5 18. Qxd5+) 18. Ne7+ $4 {Blunder. Nxd6 was best.} Kh8 $4 {Blunder. Bxe7 was best.} (18... Bxe7 19. Bxc8 {Hoping for Bg4.} Rxc8 20. Qxd5+ Kh8 {[%cal Of8f2]} 21. Qxe4 Bg5 22. O-O Rce8 23. Qg4 Bh6 24. Rad1) (18... Bxe7 $142 19. Bxc8 d4) 19. Nxd5 $6 {Inaccuracy. Nxc8 was best.} (19. Nxc8 Qc7 20. Nxd6 Rxd6 21. Bg2 Rdf6 22. O-O Qe5 23. Qg4 g6 24. Kh1 Rxf2) 19... Qc6 20. Bf1 {Blunder. Bxc8 was best.} (20. Bxc8 Be5 21. Bg4 Rxd5 22. Nd4 Bxd4 23. cxd4 Rb5 24. Rc1 Qd6 25. Qc2 h6) (20. Bxc8 $18 Be5 21. Bg4) 20... Be6 $4 {[#] Blunder. Be7 was best.} (20... Be7 $1) (20... Be7 $1 $11 {and Black has nothing to worry.} 21. Bg2 (21. Nxe7 Rxd1+ 22. Rxd1 Qf6 $15) 21... Rxd5) 21. c4 $4 {Blunder. Qd4 was best.} (21. Qd4 {[%cal Oh5h6] And now h6! would win.} Qxd5 22. h6 {[%csl Gh6][%cal Rd4g7]} Be5 23. hxg7+ Bxg7 24. Qxd5 Bxd5 25. Rg1 Be6 26. Nd4 Bc8) ({Better is} 21. Qd4 $1 $18 {[%cal Oh5h6] Black must now prevent h6!} Qxd5 22. h6 Qxd4 23. Nxd4) 21... Bxd5 $17 22. h6 $4 {Blunder. a3 was best.} (22. a3) (22. cxd5 $2 Bb4+ 23. Nd2 Qxd5 $19) (22. a3 $17 {is tougher.} Bf7 23. Nd4) 22... Be6 $4 {Blunder. Bb4+ was best.} (22... Bb4+ 23. Qd2 Bxd2+ 24. Nxd2 Qf6 25. hxg7+ Kxg7 26. O-O-O Bc6 27. Bh3 Kh8 28. Rhg1) (22... Bb4+ $19 23. Nd2 Be6 24. hxg7+ Kxg7 25. Rg1+ Kh8) 23. hxg7+ $16 Kxg7 {[#]} 24. Nd4 $4 {Blunder. Qd2 was best.} (24. Qd2 $1 Be5 25. Nd4 Qa6 26. c5 Bc4 27. Bxc4 Qxc4 28. Qc3 Qa6 29. Rd1 (29. a3 $16) 29... Qxa2) ({Worse is} 24. Rg1+ Kh6 25. Qd2 Qa4 $17 (25... Bxh2 26. Rh1 $17)) (24. Qd2 $16) 24... Bb4+ $19 25. Qd2 Bxd2+ 26. Kxd2 Qb6 27. b3 Kh8 {(  ...Rxd4+)} 28. Ke2 Rxd4 29. exd4 Qxd4 {0-1 Black wins. PRECISÃO LICHESS: BRANCAS 61% PRETAS 71%. Weighted Error Value: White=1.59/Black=1.15} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.13"]
[White "Sirlei Pereira de Azevedo"]
[Black "Carlos, Frederico Barroso D"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1619"]
[BlackElo "1771"]
[Annotator "Stockfish 16.1"]
[PlyCount "24"]
[EventDate "2024.??.??"]

{[%evp 9,24,12,15,-31,-30,-31,-31,-41,35,19,23,0,408,390,444,128,335]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. Bd3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qb4+ ({RR} 6... O-O 7. O-O c5 8. Nbd2 Nc6 9. dxc5 Qxc5 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 e5 13. Qe2 Re8 14. c3 h6 15. Rad1 Bg4 {½-½ (15) Saulin,D (2401)-Atabayev,S (2396) Moscow 2016}) ({RR} 6... b6 7. Nbd2 c5 8. c3 Bb7 9. Qc2 c4 10. Be2 Nbd7 11. O-O O-O 12. b3 b5 13. b4 Ne4 14. Nxe4 dxe4 15. Nd2 f5 16. a4 a6 17. a5 Rf6 18. Rfd1 Rh6 19. h3 Nf6 {0-1 (19) Gomez Guerrero,F-Jaramillo Daza,D (1773) Medellin COL 2024}) 7. Nbd2 Qxb2 {[%cal Oc7c5]} 8. O-O {Black is slightly better.} Qb6 $6 {Inaccuracy. O-O was best.} (8... O-O 9. c4) (8... O-O $15) 9. Rb1 $146 {[%mdl 1024] White has compensation.} ({Predecessor:} 9. c4 O-O 10. Ne5 c6 11. cxd5 cxd5 12. Qe2 Nc6 13. Nxc6 Qxc6 14. Rfc1 Qd6 15. Rc2 {½-½ (32) Da Silva,G (1385)-Pasqualinotto,G (1800) Catanduva 2020}) ({RR} 9. c4 O-O 10. Ne5 c6 11. cxd5 cxd5 12. Qe2 Nc6 13. Nxc6 Qxc6 14. Rfc1 Qd6 15. Rc2 Re8 16. Nf3 Ng4 17. Ne5 Nxe5 18. dxe5 Qxe5 19. Rb1 g6 20. e4 f5 21. exf5 exf5 22. Re1 Qxe2 23. Rcxe2 Rxe2 {Da Silva,G (1385)-Pasqualinotto,G (1800) Catanduva 2020 ½-½ (32)}) 9... Qd6 10. e4 {[%cal Be3e4,Be4e5][%mdl 32]} c6 $4 {Blunder. dxe4 was best.} (10... dxe4 11. Nxe4 Nxe4 12. Bxe4 Nd7 13. c4 {c5 is the strong threat.} c5 14. d5 {And now dxe6 would win.} Nf6 15. dxe6 $1 Qxd1 16. exf7+) (10... dxe4 $11 {and Black stays safe.} 11. Nxe4 Nxe4 12. Bxe4 c6) 11. e5 $18 Qc7 12. Nb3 $4 {Blunder. exf6 was best.} (12. exf6 gxf6 13. c4 b6 14. cxd5 cxd5 15. Rc1 Nc6 16. Bb5 Bd7 17. Re1 Rc8) (12. exf6 $18 gxf6 13. c4) 12... Nbd7 $4 {[%mdl 32768] Blunder. Ng8 was best. Celular das brancas tocou. PRECISÃO LICHESS: BRANCAS 73% PRETAS 62%. Weighted Error Value: White=0.76/Black=1.00. Loss on time!?} (12... Ng8 13. Ng5 g6 14. h4 b6 15. c4 h6 {[#]} 16. Nh3 $1 Ba6 17. Nd2 Qd8 18. h5) (12... Ng8 $16 {was worth a try.}) 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.14"]
[White "Bruno, Ramalho Calcada"]
[Black "Handel, Scholze Marques"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1753"]
[BlackElo "1587"]
[Annotator "Stockfish 16.1"]
[PlyCount "67"]
[EventDate "2024.??.??"]

{[%evp 11,67,5,9,-39,0,0,81,78,70,74,78,80,90,81,165,-420,-412,-408,-399,-483,-480,-474,-453,-449,-397,-416,-418,-455,-417,-476,-465,-475,-474,-469,-466,-489,-459,-485,-454,-497,-505,-550,-529,-554,-550,-553,-554,-553,-553,-551,-547,-563,-561,-557,-130,-137,-124,-132]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Bc4 Nc6 6. Nxc6 bxc6 7. c3 {B34: Sicilian: Accelerated Dragon with 5 Nc3: sidelines.} Rb8 ({RR} 7... d6 8. O-O Nf6 9. Qc2 O-O 10. Bg5 Qa5 11. Bh4 d5 12. b4 Qd8 13. Bxf6 Bxf6 14. Rd1 e6 15. Be2 a5 16. b5 cxb5 17. Bxb5 Qb6 18. a4 Bb7 19. Nd2 Rac8 20. Ra3 Qc5 21. Rb3 Bxc3 22. Rc1 {Homatidis,P (2064)-Janik,I (2523) Thessaloniki 2022 0-1 (40)}) ({RR} 7... Nf6 8. e5 Nd5 9. Bxd5 cxd5 10. Qxd5 Ba6 11. Bg5 O-O 12. Na3 Qc7 13. O-O-O Bxe5 14. Bxe7 Rfe8 15. Qxd7 Rxe7 16. Qa4 Bb7 17. Nb5 Qb6 18. Nd4 Rc8 19. f3 Bf4+ 20. Kc2 Bc6 21. Qb3 Qxb3+ 22. axb3 {Farhat,S (1855)-Dargan,P (2058) chess.com INT 2024 0-1 (48)}) 8. O-O e6 $146 {Inaccuracy. Qc7 was best.} (8... Qc7 9. Re1) (8... d6 $11) ({RR} 8... d6 9. Nd2 Nf6 10. Qc2 O-O 11. Nb3 d5 12. exd5 cxd5 13. Bd3 Qc7 14. g3 e5 15. Bg5 Bb7 16. Rae1 h6 17. Bc1 Rbd8 18. Qe2 e4 19. Bc2 Qb6 20. Nd4 Ba6 21. Qd2 Bxf1 22. Rxf1 Ng4 23. h3 {Zoellner,G (1620)-Grosselohmann,G (1965) Playchess.com INT 2020 0-1 (36)}) 9. Bf4 $146 {White is better.} ({Predecessor:} 9. Qc2 Bb7 10. Be3 a5 11. Nd2 Nh6 12. f3 O-O 13. Rfd1 Qc7 14. Nb3 Be5 15. Bxh6 Bxh2+ {½-½ (53) Schubert,H (1511)-Guthke,H (1281) Vilshofen 2008}) 9... Rxb2 10. Bb3 Ba6 11. Re1 {[%mdl 1024] White has strong compensation.} Qh4 12. g3 Qh3 {[#] Mistake. Qh5 was best.} (12... Qh5) (12... Qh5 $16 {keeps fighting.}) 13. Re3 $4 {Blunder. Qd6 was best.} (13. Qd6 $1) ({Don't blunder} 13. Bc1 $2 Nf6 $1 14. Bxb2 Ng4 15. Qxg4 Qxg4 $19) (13. Qd6 $1 $18 {[%cal Rd6b8] is the narrow road to win. Threatens to win with Qb8+.} Ne7 14. Nd2) 13... Nf6 $19 {(  ...Ng4)} 14. g4 Qxg4+ 15. Qxg4 Nxg4 16. Rf3 Re2 17. Nd2 Ne5 18. Rg3 Nd3 19. Rxd3 Bxd3 20. Rc1 Bxe4 21. Bc4 {[#]} Rxd2 22. Bxd2 d5 23. Be2 O-O 24. c4 Rb8 25. Bf4 Rb2 26. Bd1 Rxa2 27. f3 Bd3 28. cxd5 Bd4+ 29. Kh1 cxd5 30. Bh6 {[%cal Rc1c8]} f5 31. Rc8+ Kf7 32. Rc7+ Kf6 $4 {Blunder. Ke8 was best.} (32... Ke8 {[%cal Oa2h2]} 33. Rxh7 Ra1 34. h4 Rxd1+ 35. Kh2 Kd8 36. Bg5+ Kc8 37. h5 gxh5 38. Rxh5) (32... Ke8 $19 {is more deadly.} 33. Rc1 a5) 33. Bg7+ $17 Kg5 34. Bxd4 {[%mdl 32768] 1-0 White wins. PRECISÃO LICHESS: BRANCAS 88% PRETAS 89%. Weighted Error Value: White=0.34/Black=0.54. Loss on time!?} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.16"]
[White "Marcello, Henrique Amaral Da"]
[Black "Murillo, Costa Rodrigues Jr"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1579"]
[BlackElo "1722"]
[Annotator "Stockfish 16.1"]
[PlyCount "30"]
[EventDate "2024.??.??"]

{[%evp 12,30,19,-5,-5,-6,0,0,0,-55,-58,-65,-73,-139,-85,-205,-80,-178,-187,-194,-191]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. O-O Nf6 {Strongly threatening ...e5. B53: Sicilian: 2...d6: Lines with Qxd4.} 8. Nc3 g6 9. Bg5 ({RR} 9. Nd5 Bg7 10. Bg5 Bxd5 11. exd5 O-O 12. c4 a6 13. Rae1 b5 14. b3 bxc4 15. bxc4 Qc7 16. Nd2 Rfc8 17. Qe3 Re8 18. Rb1 Rab8 19. h3 Nd7 20. Rxb8 Qxb8 21. Rb1 Qc7 22. Qa3 Nc5 23. Be3 e6 {Seo,J (2466)-Pert,R (2415) Chess.com INT 2022 1-0 (48)}) 9... Bg7 {[%cal Bf8g7,Bg7f6,Bf6b2][%mdl 32] The position is equal.} 10. Bxf6 $6 {Inaccuracy. Nd5 was best.} (10. Nd5 O-O {...Nxd5 is the strong threat.} 11. Qd3 Re8 12. c4 Nd7 13. Qd2 Bxd5 14. exd5 Qb6 {Prevents Nd4.} 15. Rab1 Qa6) (10. Nd5 $11) 10... Bxf6 $15 11. Qd2 $146 ({Predecessor:} 11. Qe3 O-O 12. h3 Qc7 13. e5 dxe5 14. Ne4 Bg7 15. Neg5 Rfd8 16. Rad1 a6 17. Rxd8+ Rxd8 {0-1 (31) Izokaitis,A-Vaskevicius,A (1666) Panevezys 2015}) ({RR} 11. Qe3 Qa5 12. Rfe1 O-O 13. Nd2 Rfc8 14. Nb3 Qb4 15. a3 Qc4 16. Na5 Qa6 17. Nb3 Ba4 18. Rec1 Bxc3 19. bxc3 Qc4 20. Rcb1 b6 21. Ra2 Qxc3 22. Qxc3 Rxc3 23. Rab2 Rac8 24. Rc1 Bxb3 25. Rbb1 Bxc2 {Burga Sempertegui,C-Saavedra,M (2041) Cajamarca 2012 0-1 (46)}) 11... O-O 12. a3 $6 {Inaccuracy. Rfe1 was best.} (12. Rfe1 Bg7 13. h4 {[%cal Oh4h5]} e6 14. h5 gxh5 15. Rad1 Qb6 16. Nd4 Kh8 17. Nxc6 bxc6) (12. Rfe1 $142) 12... Rc8 (12... Bxc3 $142 13. Qxc3 Bxe4) 13. h3 $2 {Mistake. Nd4 was best.} (13. Nd4) (13. Rfe1 $17 {is a better defense.}) 13... Kg7 $2 {Mistake. Bxc3 was best.} (13... Bxc3 14. bxc3 Bxe4 15. Ng5 Bf5 16. Rae1 Rc5 17. Re3 e5 18. Ne4 Bxe4 19. Rxe4) (13... Bxc3 $19 {and Black stays clearly on top.} 14. bxc3 Bxe4) 14. Nd5 $6 {Inaccuracy. Qe3 was best.} (14. Qe3 Qa5) (14. Rab1 $17) 14... Bxd5 $19 ({Inferior is} 14... Bxb2 15. Rab1 Be5 16. Rfd1 $17) 15. exd5 Bxb2 {Ilegível PRECISÃO LICHESS: BRANCAS 81% PRETAS 89%. Weighted Error Value: White=0.47/Black=0.29 (precise)} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.17"]
[White "Lucas do Nascimento de Araúj"]
[Black "Michel Mattos da Silva"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1268"]
[Annotator "Stockfish 16.1"]
[PlyCount "40"]
[EventDate "2024.??.??"]

{[%evp 9,39,-69,-48,-99,-54,-56,20,20,47,-12,114,11,90,56,166,29,125,-79,60,-149,-152,-247,-85,-83,287,155,298,-627,-620,-29998,-29999,-29999]} 1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. Nc3 ({RR} 4. h4 Nf6 5. Bf4 Bg7 6. Qc1 h6 7. Nc3 d5 8. Qd2 Bg4 9. Ne5 Nxe5 10. Bxe5 dxe4 11. Qf4 exd3 12. Bxd3 h5 13. Bb5+ Kf8 14. O-O Kg8 15. f3 Be6 16. Rad1 Qc8 17. Rfe1 Kh7 18. Bxf6 Bxf6 {Gorbatov,A (2375)-Schlosser,P (2599) Pardubice 2011 0-1}) 4... e6 $6 {Inaccuracy. d6 was best.} (4... d6 5. d4 cxd4 6. Nxd4 Nf6 7. Be2 Nxd4 8. Qxd4 Bg7 9. a4) 5. b3 $146 {Mistake. d4 was best.} (5. d4 cxd4 6. Nxd4 d6 7. Qd3 Bd7 8. Be3 Nf6 9. O-O-O a6) ({RR} 5. a3 Bg7 6. Bd2 Nge7 7. h3 d5 8. exd5 exd5 9. Qe2 O-O 10. O-O-O Re8 11. Ng5 Nf5 12. Qf3 Bxc3 13. bxc3 h6 14. g4 Nd6 15. Qxd5 hxg5 16. Qxc5 Re5 17. Bxg5 Qxg5+ {0-1 (17) Weigl,T-Falk,A (1245) Frankfurt 2017}) 5... Bg7 6. Bb2 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} ({Better is} 6. Bd2 $15) 6... Qa5 $146 ({Predecessor:} 6... Nge7 7. Qd2 d5 8. exd5 Nxd5 9. O-O-O O-O 10. h4 Qa5 11. Nxd5 Qxd2+ 12. Rxd2 exd5 13. Bxg7 Kxg7 {1-0 (51) Ozdemir,M-Atas,Y (1567) Antalya 2008}) 7. Qd2 {[%cal Od3d4]} Nd4 $6 {Inaccuracy. Bh6 was best.} (7... Bh6 8. Qd1 $1 d5 9. exd5 exd5 10. d4 Nge7 11. Bb5 O-O 12. O-O) (7... Bh6 $15 8. Qd1 Nge7) 8. Nxd4 $11 {The position is equal.} cxd4 9. Nb1 {Inaccuracy. Ne2 was best.} (9. Ne2 Qxd2+ 10. Kxd2 e5 11. c3 dxc3+ 12. Nxc3 {Threatens to win with Nb5.} Nf6 13. g3 O-O 14. Ba3 Bh6+) (9. Ne2 $14 Qb6 10. c3) 9... Qh5 $2 {Mistake. Qb6 was best.} (9... Qb6) (9... Qb6 $11 {keeps the balance.}) 10. f3 $2 {Mistake. Na3 was best.} (10. Na3 $1 {Strongly threatening Nc4.} b5 {Inhibits Nc4.} 11. c3 a6 12. cxd4 {[%cal Od4d5]} Qh6 13. f4 Bb7 14. g3 f5 15. Bg2 Nf6) (10. Be2 Qc5 $14) ({White should try} 10. Na3 $16) 10... e5 $6 {Inaccuracy. Qc5 was best.} (10... Qc5 11. c4) (10... Ne7 $11 {remains equal.}) 11. Na3 Nf6 $6 {Inaccuracy. Qh4+ was best.} (11... Qh4+) (11... Qh4+ $1 $14 12. g3 Qd8) 12. Be2 $6 {Inaccuracy. Qf2 was best.} (12. Qf2 $1 d5 13. g4 $1 Bxg4 14. fxg4 Nxg4 15. Qf3 f5 16. exf5 Qh4+ 17. Qg3 Qxg3+) (12. Qf2 $1 $18) 12... Bh6 (12... d5 $11) 13. Qd1 $4 {Blunder. f4 was best.} (13. f4) (13. f4 Ng4 14. g3 d6 $14) (13. Qb4 $16 a5 14. Qc5) 13... Be3 $2 {Mistake. Bf4 was best.} (13... Bf4 14. h4) (13... Bf4 $17 14. Kf1 d5) 14. Nb5 $4 {Blunder. Nc4 was best.} (14. Nc4 {[%cal Of3f4] And now f4! would win.} Bf4) (14. Nc4 $14 Bf4 15. Ba3 Qh4+ 16. Kf1) 14... O-O $17 {Hoping for ...d5.} 15. Ba3 $6 {Inaccuracy. f4 was best.} (15. f4 Qh4+ $1) (15. f4 $6 Qh4+ 16. g3 Qh3 $15) (15. Bc1 $17 {might work better.}) 15... Rd8 $2 $40 {[%mdl 128] Mistake. d5 was best. Black has strong attack.} (15... d5 {[%cal Oc8h3] aiming for ...Bh3!} 16. Bc1 Qg5 17. g3 Bh3 18. Bf1 Bd7 19. a4 Rad8 20. Nc7 Rc8 21. Nxd5) (15... d5 $19 {[%cal Oc8h3] has better winning chances.} 16. Bxf8 Kxf8) 16. Be7 {[%csl Bd8,Bf6] [#]} d6 $4 {Blunder. Qg5 was best.} 17. Bxd8 $6 {Inaccuracy. Bxf6 was best.} (17. Bxf6 Rd7 18. f4 Qh6 19. Bg4 a6 20. Bxd7 axb5 21. Bxc8 Rxc8 22. fxe5 dxe5) (17. Bxf6 $18 Rd7 18. f4) 17... Bh3 $2 {Mistake. Qg5 was best.} (17... Qg5 18. g3 $1 Nxe4 19. dxe4 Qxd8 {[#]} 20. b4 $1 Qb6 21. Rb1 {Na3 is the strong threat.} Be6 22. h4 f5 23. exf5) (17... Qg5 $16 {is a better defense.} 18. g3 (18. Nxd6 $2 Qxg2 19. Rf1 Qxh2 $19) 18... Nxe4 19. dxe4 (19. Bxg5 $2 {leads to mate.} Bf2+ 20. Kf1 Bh3#) 19... Qxd8) 18. Bf1 $4 {[#] Blunder. Bxf6 was best.} (18. Bxf6 Bxg2 19. f4 Qh6 20. Bg5 $1 {[%cal Rg5h6]} Qg7 21. Rf1 f6 22. Rf2 Bh1 23. Bg4 fxg5) (18. Bxf6 $18 Bxg2 19. f4) 18... Bxg2 $1 $19 {(  ...Qh4+)} ({Worse is} 18... Rxd8 19. Qe2 Ng4 20. Nc7 $11) 19. Bxg2 $4 {Checkmate is now unavoidable. Bxf6 was best.} (19. Bxf6 Bxh1 20. Qe2 Bxf3 21. Qf2 Bxf2+ 22. Kxf2 Qxh2+ 23. Kxf3 Rc8 24. c4 dxc3) 19... Qh4+ 20. Ke2 Qf2# {0-1 Black wins. PRECISÃO LICHESS: BRANCAS 5% PRETAS 72%. Weighted Error Value: White=1.34/Black=1.00} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.18"]
[White "Diogo, Ubirajara Correa Ju"]
[Black "Almir, Souza De Almeida"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1570"]
[BlackElo "1868"]
[Annotator "Stockfish 16.1"]
[PlyCount "67"]
[EventDate "2024.??.??"]

{[%evp 13,67,46,50,29,35,33,35,33,37,33,36,2,16,16,29,-8,-10,-19,-23,-38,0,0,0,0,0,-101,0,0,12,-29990,-266,-634,-628,-29992,-29967,-29992,-29993,-29993,-29994,-29994,-725,-726,-425,-412,-406,-460,-461,-481,-459,-483,-475,-477,-448,-450,-318,-311]} 1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. c3 Ngf6 8. Bg5 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} Be7 9. Nxf6+ ({RR} 9. Bxf6 gxf6 10. Qe2 f5 11. Ned2 Nf6 12. O-O-O Nd5 13. g3 a5 14. Kb1 a4 15. Rc1 a3 16. b3 Bg5 17. Nxg5 Qxg5 18. Rhe1 O-O 19. Nc4 Bb5 20. Ne5 Bxd3+ 21. Nxd3 b5 22. Ne5 b4 23. cxb4 Nxb4 {Fiorito,J (2409)-Rodriguez,M (2141) Villa Constitucion ARG 2023 1-0 (56)}) 9... Bxf6 10. Bf4 {White is slightly better.} ({RR} 10. Bxf6 Qxf6 11. Be2 O-O 12. O-O Rad8 13. Qc2 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Rad1 g6 17. Rfe1 Rxd1 18. Rxd1 Re8 19. Bf1 h5 20. h3 Kg7 21. Qd2 a5 22. b3 Re7 23. Qd8 Re8 24. Qd3 Re6 {Shubhi Gupta (1940)-Arias,J (2334) chess.com INT 2023 0-1 (35)}) 10... O-O {[%cal Oe6e5]} 11. O-O g6 $146 {[%cal Oe6e5]} ({RR} 11... Re8 12. Re1 b6 13. Ne5 Nxe5 14. dxe5 Qd5 15. Be4 Qxd1 16. Raxd1 Bxe4 17. Rxe4 Rad8 18. Red4 Rxd4 19. Rxd4 Rd8 20. exf6 Re8 21. Bxc7 e5 22. Rd8 {1-0 (22) Hompanera Lopez,E (2044)-Gomez Maestro,G (1638) Xativa 2016}) ({RR} 11... Be7 12. Re1 Bxf3 13. Qxf3 c6 14. Qg3 g6 15. Bc7 Qc8 16. Bd6 Qd8 17. Bxe7 Qxe7 18. Re3 Nf6 19. Rae1 Rad8 20. Bc4 Nd5 21. Re5 Rd6 22. Qg4 Rfd8 23. g3 Kg7 24. h4 Re8 25. Kg2 a5 26. Bxd5 {Johns,D (1882)-Xie,F (1705) Auckland 2019 ½-½ (50)}) ({RR} 11... Bxf3 12. Qxf3 c6 13. Rad1 Qa5 14. a3 e5 15. Qh3 g6 16. Qxd7 exf4 17. Qxb7 Qd5 18. Qa6 f3 19. g3 Rfe8 20. Rfe1 Kg7 21. Qa4 h5 22. Qc2 Re6 23. Be4 Rae8 24. c4 Rxe4 {0-1 (24) Pilz,D (2175)-Eggerer,S (2205) Bayern 2012}) 12. Bh6 $146 ({Predecessor:} 12. Re1 Re8 13. Ne5 Nxe5 14. Bxe5 Bxe5 15. Rxe5 Qh4 16. Qe2 Rad8 17. Bb5 Bd7 18. Re1 {½-½ (31) Kopylov,D (2128)-Werner,D (2043) Hofheim 2016}) 12... Re8 13. Re1 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. g3 {Prevents Qh4.} Qd7 (16... Bg7 $5 {[%cal Re8e1]} 17. Rxe8+ Qxe8 18. Bxg7 Kxg7 $11) 17. Bf1 {Against Qh3} Qf5 {aiming for ...Rad8.} 18. Bg2 $1 Rad8 $40 {[%mdl 128] Black has some attack.} 19. Qb3 $6 {[#] Inaccuracy. Qb1 was best.} (19. Qb1 Qxb1 20. Raxb1 Bxg2 21. Kxg2 f6 22. Be3 Kf7 23. Rbd1 h5 24. a4 a6) (19. Qb1 $11) 19... Bxg2 $6 {Inaccuracy. g5 was best.} (19... g5 $1 {Threatens to win with ...Bxg2.} 20. Bxc6) ({Black should try} 19... g5 $1 $17 20. Bxc6 bxc6) 20. Kxg2 $11 g5 {Hoping for ...Rd2.} 21. h4 $4 {Checkmate is now unavoidable. Rad1 was best.} (21. Rad1 $1 {Strongly threatening Rxd8.} Rb8) (21. Rad1 $11) 21... gxh4 $4 {Lost forced checkmate sequence. Rd2 was best.} (21... Rd2 22. Rf1 Bxg3 23. Qa4 Rxf2+ 24. Rxf2 Qxf2+ 25. Kh3 Re3 26. Qe8+ Rxe8 27. Bxg5) (21... Rd2 {mates} 22. Rf1 {[#]} Bxg3 $1 {[%mdl 512]} 23. Qa4 Re3 24. Qe8+ Rxe8 25. Rae1 Rxe1 26. Kxg3 Rxf1 27. hxg5 Qxf2+ 28. Kh3 Qh2+ 29. Kg4 Rg2#) 22. Rh1 $4 {Blunder. Qc4 was best.} (22. Qc4 hxg3 23. fxg3 Re6 24. Bf4 Rdd6 25. Bxe5 Rd2+ 26. Re2 Rxe2+ 27. Qxe2 Rxe5) (22. Qxb7 $142 Qh5 23. Bf4) 22... hxg3 $19 23. fxg3 {Checkmate is now unavoidable. f3 was best.} (23. f3 Bf4 24. Bxf4 Qxf4 25. Qb4 Rd2+ 26. Kh3 Qxf3 {(  ...Qg2+)} 27. Qg4+ Qxg4+ 28. Kxg4 g2) 23... Qe4+ $4 {Lost forced checkmate sequence. Rd3 was best.} (23... Rd3 24. Rh3 Qf3+ 25. Kg1 Bd4+ 26. cxd4 Re2 {[%csl Ge2][%cal Rf3g2]} 27. Qxb7 Qxb7 {[%csl Ge2][%cal Rb7g2]} 28. d5 Qxd5 29. Rh2) 24. Kf2 $4 {Checkmate is now unavoidable. Kg1 was best.} (24. Kg1 Rd3 25. Rh3 Bd4+ 26. cxd4 Qxd4+ 27. Kh1 Rxb3 28. axb3 Qd5+ (28... Re2 $142 29. Rh2 Rxh2+ 30. Kxh2 Qxb2+ 31. Kh3 Qxa1) 29. Kg1 $19 Re2) 24... Rd3 25. Rh3 $4 {Checkmate is now unavoidable. Qxf7+ was best.} (25. Qxf7+ Kxf7 26. Rh3 Qf3+ 27. Kg1 Bd4+ 28. cxd4 Re2 {[%csl Ge2][%cal Rf3g2]} 29. Rh2 Qxg3+ 30. Kf1 Qxh2) 25... Qf3+ 26. Kg1 Red8 $4 {Lost forced checkmate sequence. Bd4+ was best.} (26... Bd4+ 27. cxd4 Re2 {[%csl Ge2][%cal Rf3g2]} 28. Qxf7+ Kxf7 {[%csl Ge2][%cal Rf3g2]} 29. Rh2 Qxg3+ 30. Kf1 Qxh2 {[%cal Rd3f3]} 31. Be3 Qg2#) (26... Bd4+ $142 27. cxd4 Re2 28. Qxb7 Qxb7 29. d5 Qxd5 30. Rh2 Rd1+ 31. Rxd1 Qxd1#) 27. Rf1 Bd4+ $6 {Inaccuracy. Rd1 was best.} (27... Rd1 28. Qxd1 Rxd1 29. Rxd1 Qxd1+ 30. Kg2 Qc2+ 31. Kf3 Qxb2 32. Bf4 Qxc3+ 33. Kg4) 28. cxd4 Rxb3 29. Rxf3 Rxf3 {KRR-KRB} 30. Bd2 Rd3 31. Bf4 R3xd4 32. Rh4 f5 33. Rh5 Rxf4 $6 {Inaccuracy. R4d5 was best.} 34. gxf4 {Ilegível PRECISÃO LICHESS: BRANCAS 74% PRETAS 84%. Weighted Error Value: White=0.84/Black=0.90} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.19"]
[White "Wellington, Correa Soares"]
[Black "Roberto, Fabelino De Souza"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1298"]
[BlackElo "1741"]
[Annotator "Stockfish 16.1"]
[PlyCount "59"]
[EventDate "2024.??.??"]

{[%evp 9,59,74,97,-73,86,62,64,-33,42,39,44,-36,11,0,0,0,74,75,69,-85,-53,-230,-101,-253,-245,-280,-284,-274,-263,-272,-239,-232,-221,-326,-324,-327,-294,-330,-322,-428,-433,-512,-480,-721,-683,-29993,-29994,-29995,-29993,-29996,-29997,-29997]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 $6 {Inaccuracy. Bc5 was best.} (3... Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d6 7. h3 h6 8. Re1) 4. d3 Bc5 5. Bg5 Nf6 6. a3 $2 {Mistake. O-O was best. C50: Hungarian Defence and Giuoco Pianissimo.} (6. O-O fxe4 7. dxe4 h6 8. Be3 $1 Bxe3 9. fxe3 {Hoping for Nh4.} Na5 10. Qd3 d6) (6. O-O $16) 6... h6 $2 {Mistake. fxe4 was best.} (6... fxe4 7. Bxf6 Qxf6 8. dxe4 Nd4 {[%cal Od7d5]} 9. b4 Bb6 {[%cal Od7d5]} 10. c3 Nxf3+ 11. Qxf3) (6... fxe4 $17 {and life is bright.} 7. Bxf6 Qxf6 8. dxe4 d6) 7. Bxf6 $16 Qxf6 8. Nbd2 $146 {Inaccuracy. Nc3 was best.} (8. Nc3 Qg6 (8... Ne7 $14) 9. O-O $16 fxe4 (9... d6 $16 {is a better defense.}) 10. Nh4 $1 $18 Qg5 {[#]} 11. g3 $1 d5 12. Nxd5 (12. Bxd5 $18 Bg4 13. Qe1 exd3 14. Ne4) 12... Bg4) (8. Nc3 $14) ({Predecessor:} 8. Nc3 fxe4 9. Nxe4 Qe7 10. Nxc5 Qxc5 11. b4 Qe7 12. O-O d6 13. h3 Be6 14. Bb5 {1-0 (53) Ratic,Z (1750)-Csizik,K (1884) Senta 2021}) ({RR} 8. Nc3 fxe4 9. Nxe4 Qe7 10. Nxc5 Qxc5 11. b4 Qe7 12. O-O d6 13. h3 Be6 14. Bb5 O-O 15. Bxc6 bxc6 16. Re1 Qf6 17. Re3 Rf7 18. Qe1 Bd7 19. Rd1 Raf8 20. Rd2 Qg6 21. Nh2 Rf4 22. Nf1 Qf7 {Ratic,Z (1750)-Csizik,K (1884) Senta 2021 1-0 (53)}) 8... Ne7 $6 {Inaccuracy. d6 was best.} (8... d6) ({Better is} 8... d6 $15) 9. b4 $14 Bb6 10. a4 $6 {Inaccuracy. O-O was best.} (10. O-O {[%cal Od3d4]} d6) (10. O-O $14) 10... a6 $6 {Inaccuracy. a5 was best.} (10... a5 11. O-O {[%cal Od3d4]} axb4 12. d4 Bxd4 13. Nxd4 exd4 14. Re1 d6 15. exf5 Bxf5 {White must now prevent ...Rf8.} 16. Ne4 $1) 11. a5 Ba7 12. O-O {[%cal Od3d4]} c6 $6 {Inaccuracy. d6 was best.} (12... d6 13. d4 fxe4 14. Nxe4 Qf4 15. Re1 Bg4 $1 {aiming for ...d5.} 16. dxe5 Bxf3 17. gxf3 d5 $1 18. Bxd5) (12... d6 $11 {remains equal.}) 13. Re1 {[%cal Od3d4]} d6 14. c3 $2 {Mistake. d4 was best.} (14. d4) (14. d4 $14 {stays ahead.}) 14... g5 {[%cal Bg7g5,Bg5g4][%mdl 32]} 15. Re2 $2 {Mistake. exf5 was best.} (15. exf5) (15. exf5 $15 Bxf5 16. h3) 15... Bd7 $2 {Mistake. g4 was best.} (15... g4 16. Ne1 f4 {[%cal Of4f3] Strongly threatening ...f3!} 17. d4 f3 18. Re3 fxg2 19. dxe5 dxe5 20. Nxg2 Bxe3 21. fxe3) (15... g4 $19 {and Black stays clearly on top.} 16. Ne1 f4) 16. Kh1 $2 {Mistake. exf5 was best.} (16. exf5) (16. d4 $17 {was necessary.} f4 17. Nf1) 16... O-O-O 17. Nb3 g4 18. Nfd2 Ng6 19. d4 d5 (19... exd4 20. cxd4 Bxd4 21. Nxd4 Qxd4 22. Kg1 $19) 20. exd5 cxd5 ({And not} 20... exd4 21. Nxd4 (21. cxd4 cxd5 22. Bd3 Nf4 $17) 21... cxd5 22. Bd3 $15 (22. Bxd5 $2 Nf4 $19)) 21. Bd3 {Inaccuracy. dxe5 was best.} (21. dxe5 Nxe5 22. Bxd5 Kb8 23. Qc2 Bb5 24. c4 Rxd5 $1 25. Qb2 Rc8 26. cxb5 Rxb5) (21. dxe5 $142 Qc6 22. Nd4 Bxd4 23. cxd4 dxc4 24. Nxc4) 21... e4 $19 22. Bc2 Bb5 23. Re1 h5 {[%cal Bh6h5,Bh5h4,Bh4g3][%mdl 32]} 24. Qb1 $6 {Inaccuracy. Nc5 was best.} (24. Nc5 Qd6 25. Ba4 (25. Re3 $142 f4 26. Ndxe4 dxe4 27. Rxe4 Bxc5 28. bxc5) 25... Bb8 $19 {[%csl Gb8][%cal Rd6h2]} 26. g3 {[#]} h4 $1 {[%cal Rh4g3]} 27. Re3 hxg3 28. fxg3 Bxa4 29. Nxa4 Bc7 {Inhibits Nb6+.}) 24... h4 25. Bd1 Nf4 {Prevents Be2.} 26. Nc1 $6 {Inaccuracy. f3 was best.} (26. f3 Nd3 27. Rf1 g3 {...h3 is the strong threat.} 28. h3 Nf2+ 29. Rxf2 gxf2 30. fxe4 fxe4 31. Bg4+ Kb8) (26. f3 $142 exf3 27. Bxf3) 26... g3 {Threatens to win with ...h3.} 27. fxg3 $4 {Checkmate is now unavoidable. h3 was best.} (27. h3 Qg5 28. Re2 Nxg2 {(  ...Nf4)} 29. Nd3 Bxd3 30. Nf3 exf3 31. Qxd3 fxe2 32. Bxe2 Nf4) 27... hxg3 {Black mates.} 28. h3 Qh4 $2 {Lost forced checkmate sequence. Nxh3 was best.} (28... Nxh3 29. gxh3 Qh4 30. Bg4 Qxg4 31. h4 Qxh4+ 32. Kg1 Qh1#) 29. Nf1 $2 {[#] Checkmate is now unavoidable. Nf3 was best.} (29. Nf3 exf3 30. Qxf5+ Bd7 31. Qxd5 Nxd5 32. Bxf3 Bxh3 33. Kg1 Bxg2 {[%csl Gg2,Gh8][%cal Rh4h1]} 34. Bg4+ Kb8) 29... Nxh3 $1 {[%mdl 512]} 30. Nxg3 {0-1 Black wins. PRECISÃO LICHESS: BRANCAS 81% PRETAS 89%. Weighted Error Value: White=0.93/Black=0.36} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.21"]
[White "Joao Guilherme Alves Sabadin"]
[Black "Mauro, Araujo Lima De Souz"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1059"]
[BlackElo "1511"]
[Annotator "Stockfish 16.1"]
[PlyCount "102"]
[EventDate "2024.??.??"]

{[%evp 9,102,-3,0,0,11,11,28,26,46,20,37,-5,0,-4,-1,-1,90,53,67,65,67,47,166,159,432,154,240,246,245,237,261,257,347,315,315,312,367,339,406,330,322,239,233,81,184,24,20,23,98,17,19,3,3,4,3,0,0,0,0,0,1,1,1,1,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 d5 3. Nc3 $6 {Inaccuracy. cxd5 was best.} (3. cxd5 g6 4. Qa4+ c6 5. dxc6 Nxc6 6. Nf3 Bg7 7. Nc3 Bf5) 3... e6 4. e3 Be7 5. cxd5 exd5 6. Bd3 {D35: Queen's Gambit Declined: Exchange Variation.} ({RR} 6. g3 O-O 7. Bg2 Re8 8. Nge2 Bf8 9. O-O c6 10. h3 h6 11. g4 h5 12. g5 Ne4 13. h4 Nd6 14. Ng3 g6 15. e4 dxe4 16. Ncxe4 Bg7 17. Bf4 Bg4 18. Qb3 Be6 19. Qb4 Nxe4 20. Nxe4 Qb6 {Nakamura,H (2710)-Nielsen,P (2680) Amsterdam 2009 ½-½ (41)}) 6... Nbd7 7. Nf3 $146 ({RR} 7. Nge2 O-O 8. O-O Re8 9. Rb1 a5 10. f3 c5 11. Bb5 Qb6 12. Nf4 cxd4 13. exd4 Bd6 14. a4 Bb8 15. g3 Qd6 16. Qb3 Ba7 17. Rd1 Rd8 18. Kg2 Nb8 {½-½ (18) Sjugirov,S (2712)-Abasov,N (2634) Sharjah UAE 2023}) 7... c5 8. O-O {White has an edge.} a6 9. Re1 O-O 10. e4 $146 ({Predecessor:} 10. a4 Re8 11. b3 b6 12. Bb2 Bb7 13. Qc2 Rc8 14. Ne5 Rc7 15. Rac1 cxd4 16. exd4 {0-1 (24) Pizzatti,M-Paz,M (1811) Buenos Aires 2009}) 10... c4 (10... dxe4 {is more complex.} 11. Bxe4 Nxe4 12. Nxe4 cxd4 13. Qxd4 Nc5) 11. Bc2 dxe4 12. Nxe4 Nb6 $6 {Inaccuracy. Nxe4 was best.} (12... Nxe4 13. Bxe4) (12... Nxe4 $11 {remains equal.} 13. Bxe4 (13. Rxe4 Nf6 $11) 13... Nf6) 13. Bg5 (13. Ne5 {seems wilder.} Be6 14. Ng5 Bd5 15. Re3) 13... Nfd5 14. Bxe7 Nxe7 (14... Qxe7 $2 15. Neg5 Qd8 16. Bxh7+ Kh8 17. Be4 $18) 15. Qe2 Be6 $2 {Mistake. Bf5 was best.} (15... Bf5) ({Black should try} 15... Bf5 $14) 16. Nc5 $1 $18 {[%csl Bb7,Be6]} Nbd5 $4 {Blunder. Bf5 was best.} (16... Bf5) (16... Bf5 $16 17. Nxb7 (17. Qxe7 Qxe7 18. Rxe7 Bxc2 $16) 17... Qc7) 17. Qxc4 $4 {Blunder. Nxe6 was best.} (17. Nxe6 fxe6 18. Ng5 Qb6 19. Bxh7+ Kh8 20. Qh5 {Threatening mate with Bc2+.} Nf6 21. Qh4 Neg8 22. Bg6+ Nh6) (17. Nxe6 $18 {and White stays clearly on top.} fxe6 18. Ng5 (18. Qe4 Ng6 $18)) 17... Nf4 $6 {Inaccuracy. Bc8 was best.} (17... Bc8 18. Ne5 b6 19. Ne4 g6 20. Bb3 {[%cal Oe4f6]} Bb7 21. Qd3 a5 22. Qb5 Kg7 {[%cal Oa5a4]} 23. Rad1 (23. Nc5 $18 bxc5 24. Qxb7)) (17... Bc8 $16 {was worth a try.} 18. Re5 (18. Qd3 Bf5 $16) 18... Nf4) 18. Nxe6 ({And not} 18. Nxb7 Bxc4 19. Nxd8 Ra7 $11) 18... Nxe6 19. Rad1 Rc8 20. Qb3 ({Don't do} 20. Qd3 $6 g6 21. Bb3 Nf4 $16) 20... Ng6 21. Bxg6 hxg6 22. Qxb7 g5 $6 {Inaccuracy. Rb8 was best.} (22... Rb8 23. Qxa6 Rxb2 24. d5 Nc5 25. Qc6 Qb6 26. a3 Nb7 27. Qxb6 Rxb6 28. Rb1) 23. h3 a5 24. Qb5 Rb8 25. Qe2 {Inaccuracy. Qe5 was best.} (25. Qe5 Rxb2 26. d5 Qb6 27. Re3 Nc7 28. d6 Rb5 29. Qe4 Ne6 30. d7 Rd8) 25... Nf4 26. Qe5 {Inaccuracy. Qd2 was best.} (26. Qd2 Qd5 27. Re5 Qb7 {[%cal Of4h3]} 28. d5 f6 29. Ree1 Qxb2 30. d6 {Hoping for Qxb2.} Qxd2 31. Nxd2 Rfd8) (26. Qd2 $18 {is more deadly.}) 26... Rxb2 $6 {Inaccuracy. f6 was best.} (26... f6 27. Qe3 {[%cal Od4d5] And now d5! would win.} Rxb2 28. d5 $1 {aiming for d6.} Qb6 29. Rd4 {Strongly threatening d6.} Qa6 30. Nd2 $1 Rb4 31. Rxb4 axb4 32. Qb3) (26... f6 $16 27. Qc5 Rxb2) 27. Qxg5 $2 {Mistake. Nxg5 was best.} (27. Nxg5) (27. Nxg5 $18 f6 28. Qxf4 fxg5 29. Qg3) 27... Qxg5 $11 28. Nxg5 {Threatens to win with d5.} f6 $6 {[#] Inaccuracy. Rxa2 was best.} (28... Rxa2) (28... Rxa2 $11 29. d5 Re2) 29. Nf3 $6 {Inaccuracy. Ne4 was best.} (29. Ne4 $1 {d5 is the strong threat.} Rd8) ({Better is} 29. Ne4 $1 $16) 29... Rxa2 {The position is equal.} 30. Ra1 (30. d5 {looks sharper.} Rd8 31. d6 Re2 32. Rxe2 Nxe2+ 33. Kh2) 30... Rxa1 31. Rxa1 {[%mdl 4096] Endgame KRN-KRN} Ra8 32. Nd2 Ne2+ 33. Kh2 Nxd4 34. Nc4 a4 35. Nb6 $1 {[%csl Ba4,Ba8]} Ra6 36. Rxa4 Nf3+ 37. gxf3 Rxb6 {KR-KR} 38. Kg3 Rb5 39. h4 Kh7 40. Ra1 Rb2 41. Rh1 Rb5 42. Kg4 Rb2 43. Kg3 Kh6 44. h5 Rc2 45. f4 Rb2 46. f3 f5 47. Rh3 Rc2 48. Rh1 Rd2 49. Rh3 Re2 50. Kh4 Rf2 51. Kg3 Ra2 {1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 89% PRETAS 89%. Weighted Error Value: White=0.35/Black=0.45} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "5.24"]
[White "Paulo, Henrique Pfitzner"]
[Black "Sophia Magalhães de Lima"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1407"]
[BlackElo "1479"]
[Annotator "Stockfish 16.1"]
[PlyCount "24"]
[EventDate "2024.??.??"]

{[%evp 9,24,-16,-22,-37,3,-12,25,25,23,3,42,16,21,3,17,-30,0]} 1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bb5+ ({Relevant:} 4. c4 c6 5. Nc3 e6 6. Nh4 Bg6 7. Nxg6 hxg6 8. Qc2 Nbd7 9. Bd2 Rc8 10. cxd5 cxd5 11. Qb3 Qb6 12. Bd3 a6 13. Ke2 Bd6 14. h3 Qxb3 15. axb3 e5 16. dxe5 Nxe5 17. Rhd1 O-O 18. Be1 Rfd8 19. Kf1 Nc6 20. Ne2 Be5 21. Bc3 Bxc3 22. bxc3 Kf8 23. f3 g5 24. Kf2 g6 25. Rab1 Ke7 26. b4 Ne5 27. Bc2 Rd6 28. Bb3 Ned7 29. Rd2 Nb6 30. Rbd1 Rdc6 31. Rd3 R6c7 32. Rh1 Nc4 33. Rd4 Nd6 {Gukesh,D (2725)-Giri,A (2749) Wijk aan Zee 2024 0-1 (61)}) ({RR} 4. b3 c6 5. Bb2 e6 6. Be2 h6 7. O-O Nbd7 8. Nbd2 Ne4 9. Nxe4 Bxe4 10. Bd3 Bxd3 11. Qxd3 Bd6 12. e4 dxe4 13. Qxe4 Nf6 14. Qe2 Qe7 15. Ne5 Ba3 16. Bxa3 Qxa3 17. c3 O-O 18. Rad1 Nd5 {Tereladze,S (2267)-Zaiatz,E (2376) Warsaw 2001 ½-½ (62)}) 4... c6 5. Be2 e6 {[#]} 6. Nh4 $146 {D04: Colle System.} ({Predecessor:} 6. a3 Bd6 7. b3 Nbd7 8. Bb2 Qe7 9. Ne5 Ne4 10. h4 h6 11. g4 Bh7 12. f3 {0-1 (20) Xin,L-Hansen,H Torshavn 2023}) ({Predecessor:} 6. a3 Bd6 7. b3 Nbd7 8. Bb2 Qe7 9. Ne5 Ne4 10. h4 h6 11. g4 Bh7 12. f3 Ng3 13. Rh3 Nxe2 14. Qxe2 O-O-O 15. f4 Nf6 16. Nc3 Ne4 17. O-O-O f6 18. Nf3 Bxa3 19. Bxa3 Qxa3+ 20. Kb1 Nxc3# {0-1 (20) Xin,L-Hansen,H Torshavn 2023}) ({RR} 6. Nbd2 Nbd7 7. h3 h6 8. a3 a5 9. c4 Bd6 10. Nh2 Bxh2 11. Rxh2 O-O 12. g4 Bg6 13. Nf1 e5 14. Ng3 exd4 15. Qxd4 Qc7 16. Rg2 c5 17. Qd2 dxc4 18. Nf5 Bxf5 19. gxf5 Ne4 20. Qc2 Ndf6 {Sobottka,M (1405)-Koenigl,A (1701) Bergen 2010 0-1 (35)}) ({RR} 6. Nbd2 Be7 7. b3 Nbd7 8. Bb2 O-O 9. O-O Ne4 10. Nxe4 dxe4 11. Nd2 Bf6 12. Bg4 c5 13. c3 Rc8 14. Bxf5 exf5 15. Ba3 Re8 16. Nc4 Be7 17. dxc5 Nxc5 18. Qxd8 Rcxd8 19. Bxc5 Bxc5 20. Rfd1 Rd3 {Valiusenko,D (1319)-Kraucenka,J (1048) Klaipeda 2022 1-0 (73)}) 6... Bb4+ 7. Nd2 Ne4 8. Nxf5 {White has an edge.} exf5 9. a3 Bd6 10. Nxe4 fxe4 11. Bd2 O-O 12. Bc3 Qh4 {[%mdl 32768] Ilegível PRECISÃO LICHESS: BRANCAS 92% PRETAS 93%. Weighted Error Value: White=0.22 (precise) /Black=0.25 (precise) . Loss on time!?} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.1"]
[White "Laba, Otavio De Souza"]
[Black "De Oliveira, Luis Felipe Garcia"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1918"]
[BlackElo "1874"]
[Annotator "Stockfish 16,1"]
[PlyCount "27"]
[EventDate "2024.??.??"]

{[%evp 21,26,0,0,0,0,0,59]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 (10. Nc3 c6 11. a5 Be7 12. b4 Bf5 13. Ne2 O-O 14. c3 Qd7) 10... Qxd6 11. Qe4+ Qe6 {The position is equal.} 12. Qd4 {Nc3 is the strong threat.} Qd6 13. Qe4+ {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} (13. Re1+ Be6 14. Qe4 Qb4 15. Nc3 O-O-O 16. Bg5 Rd7 17. Qf3 a6 {[%cal Oh7h6]} 18. Rad1 Bc5 {White must now prevent ...Bg4.} 19. Ne4 Bb6 {Strongly threatening ...Rxd1.} 20. b3 Rxd1 21. Rxd1 f5 22. Qd3 {[%cal Od3d8] White wants to mate with Qd8+!} Kb8 23. Nd2 Re8 {PRECISÃO LICHESS: BRANCAS 99% PRETAS 95%}) (13. Qe3+ Be6 14. Nc3 a6 {Against Nb5} 15. Ne4 Qe5 (15... Qc6 {[%cal Oe8c8] Threatening ...0-0-0!} 16. Ng5 Bc5 17. Qc3 {[%cal Og5e6]} Bd5 {[%cal Oe8c8] aiming for ...0-0-0!} 18. Re1+ Kf8 19. Qd3 f6 20. c4 Bf7) 16. Re1 Bb4 17. Bd2 Bxd2 18. Qxd2 O-O 19. Ng5 Qxb2 20. Nxe6 (20. Qd3 $5 g6 $8 21. Rab1 $11) 20... fxe6) 13... Qe7 {1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 99% PRETAS 95%. Not much happened in this game. Weighted Error Value: White=0.00 (flawless) /Black=0.00 (flawless) . Inaccurate: 	--- 	Black=1 OK: 	--- 	Black=1 Predecessor:} 14. Qe2 $146 ({RR} 14. Qf3 Qf6 15. Re1+ Be7 16. Qg3 O-O 17. Bf4 Be6 18. Bxc7 Rac8 19. Be5 Qg5 20. Qxg5 Bxg5 21. c3 Rfd8 22. Bd4 a6 23. g3 Be7 24. Nd2 h5 25. f4 Rxd4 26. cxd4 Bb4 27. f5 Bd5 28. Re5 Rd8 {McClymont,B (2042)-Abrahams,D (2000) Gold Coast 2011 1-0 (40)}) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.2"]
[White "Dias, Matheus Braga"]
[Black "Souza, Iago Henrique da Si"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1953"]
[BlackElo "2036"]
[Annotator "Stockfish 16,1"]
[PlyCount "25"]
[EventDate "2024.??.??"]

{[%evp 20,25,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 (10. Nc3 c6 11. a5 Be7 12. b4 Bf5 13. Ne2 O-O 14. c3 Qd7) 10... Qxd6 11. Qe4+ {The position is equal.} Qe6 12. Qd4 Qd6 13. Qe4+ $146 {PRECISÃO LICHESS: BRANCAS 99% PRETAS 95%. A rather calm draw. Weighted Error Value: White=0.00 (flawless) /Black=0.00 (flawless) . OK: 	White=2 	Black=1 . C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} (13. Qe3+ Be6 14. Nc3 a6 {Prevents Nb5} 15. Rd1 Qc6 16. Qg3 {[%cal Oc3b5]} Bd6 17. Bf4 Bxf4 18. Qxf4 O-O 19. a5 Rfd8 20. Qe4 Qxe4 21. Nxe4) (13. Re1+ Be6 14. Qh4 Be7 15. Bg5 Qb4 {Inhibits Nc3.} 16. Qxb4 Bxb4 17. c3 Bd6 18. Nd2 h6 19. Be3 b6 20. Ne4 Be7 21. a5) ({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 {1-0 Grandelius,N (2664)-Navara,D (2678) Chess.com Play In Match Div 3 Chess.com INT rapid 2024 (1.2)}) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.3"]
[White "Santos Filho, Tadeu Sousa"]
[Black "Manzi, Luiz Antonio Bardar"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1992"]
[BlackElo "1980"]
[Annotator "Stockfish 16,1"]
[PlyCount "72"]
[EventDate "2024.??.??"]

{[%evp 9,72,37,37,16,20,9,15,20,90,77,114,106,111,106,108,106,121,116,113,110,134,124,121,128,304,46,54,66,64,38,128,126,153,142,296,296,458,205,458,457,523,491,617,617,603,491,556,535,29995,613,29993,29994,29997,-402,29997,-317,-36,-561,0,-527,-518,-550,-527,-557,-551]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} Nf6 2. Nc3 {[%cal Bb1c3,Bc3e2,Be2g3][%mdl 32]} d5 3. e5 d4 4. Nce2 Ng4 5. f4 c5 6. Ng3 {[%cal Oe5e6] B02: Alekhine's Defence: Chase Variation and lines with early Nc3.} Nc6 {[%cal Og7g5]} 7. Bc4 {[%cal Oe5e6]} Nh6 8. Nf3 {The position is equal.} Bg4 $6 {Inaccuracy. e6 was best.} (8... e6) 9. h3 Bxf3 10. Qxf3 e6 11. d3 $146 ({Predecessor:} 11. Nh5 Qd7 12. O-O Rg8 13. Bd3 Nf5 14. g4 Nh4 15. Qe2 Ng6 16. a3 O-O-O 17. Rb1 {0-1 Miellet Bensan,Y (2079)-Ostertag,H (1918) Arber op 1st Bayerisch Eisenstein 2012 (8)}) ({RR} 11. O-O g6 12. Ne4 Be7 13. g4 Qc7 14. d3 O-O-O 15. a3 Ng8 16. Bd2 g5 17. b4 h5 18. b5 hxg4 19. hxg4 Nxe5 20. fxe5 Qxe5 21. Rf2 Nh6 22. b6 axb6 23. Re1 Qc7 24. Rg2 Rdg8 25. c3 Rg6 {Mitkov,N (2370)-Ermeni,A (2230) Kladovo 1991 1-0 (39)}) ({RR} 11. O-O Be7 12. f5 O-O 13. Qe4 Bh4 14. fxe6 Bxg3 15. exf7+ Kh8 16. e6 Qh4 17. Qxh4 Bxh4 18. d3 Be7 19. g4 g5 20. Bd2 Ne5 21. Bb3 Ng6 22. c3 Kg7 23. Rae1 Bf6 24. Re4 Rfd8 25. cxd4 Bxd4+ {Organdziev,O (2330)-Petrov,S (2110) Struga 2002 1-0 (32)}) ({RR} 11. Nh5 Qd7 12. O-O Rg8 13. Bd3 Nf5 14. g4 Nh4 15. Qe2 Ng6 16. a3 O-O-O 17. Rb1 h6 18. Be4 Nge7 19. b4 Nd5 20. bxc5 Bxc5 21. Qc4 Bb6 22. Kh1 Kb8 23. a4 Na5 24. Qa2 Qc7 25. Rf3 Qc4 {Miellet Bensan,Y (2079)-Ostertag,H (1918) Bayerisch Eisenstein 2012 0-1 (48)}) 11... Be7 12. O-O O-O 13. a3 Rb8 14. Ba2 {White is more active.} Qd7 15. Bd2 b5 16. Rae1 Bh4 $2 {Mistake. c4 was best.} (16... c4) (16... c4 $16 {was worth a try.}) 17. Re2 $4 {Blunder. f5 was best.} (17. f5 $1 Kh8 18. Bxh6 gxh6 19. fxe6 fxe6 20. Qxf8+ Rxf8 21. Rxf8+ Kg7 22. Rf3 Qe8 {Repels Nh5+}) (17. f5 $1 $18) 17... Bxg3 $14 18. Qxg3 {[%cal Of4f5]} Nf5 19. Qf2 {Threatens to win with g4.} g6 $6 {Inaccuracy. b4 was best.} (19... b4 20. Qf3) ({Black should play} 19... b4 $14) 20. g4 $16 Ng7 21. Qh4 {[%cal Of4f5]} Qd8 $2 {Mistake. c4 was best.} (21... c4) (21... c4 $16) 22. Qh6 $18 Ne7 $2 {Mistake. f6 was best.} (22... f6 23. exf6 Rxf6 24. Be1 Rf7 25. Rxe6 Nxe6 26. Bxe6 Qf8 27. Bxf7+ Qxf7 28. Qg5) (22... f6 {might work better.} 23. exf6 Rxf6) 23. Be1 $4 {Blunder. f5 was best.} (23. f5) (23. f5 $142) 23... Nd5 $4 {Blunder. Kh8 was best.} (23... Kh8 24. Bh4 Ng8 {Dodges Bf6} 25. Bxd8 Nxh6 26. Be7 Rfc8 27. b4 cxb4 28. axb4 Ng8 29. Bc5) (23... Ngf5 $142 24. gxf5 Nxf5) 24. Bh4 Qd7 25. Bxd5 {[%mdl 64] Remove Defender} (25. Bf6 Nxf6 26. exf6 Ne8 $18) 25... Qxd5 {Black is weak on the dark squares} 26. Bf6 Ne8 27. g5 c4 28. Rg2 (28. Be7 Ng7 29. f5 exf5 $11 (29... Nxf5 $2 30. Rxf5 f6 31. exf6 $18 {[%csl Od5,Oe6][%mdl 64] Discovered Attack})) 28... cxd3 29. cxd3 (29. Rg4 $142 Qh1+ 30. Kxh1 Rc8 31. Rh4 (31. cxd3 Rc6) 31... Nxf6 32. gxf6 dxc2 33. Qxh7#) 29... Rc8 $4 {Checkmate is now unavoidable. Qxg2+ was best.} (29... Qxg2+ 30. Kxg2 Rc8 31. f5 exf5 32. Be7 {[%csl Ge7][%cal Rh6f8]} Ng7 33. Bxf8 Rxf8 34. Rc1 f4 35. Qh4) 30. Rg4 (30. Be7 Ng7 31. f5 (31. Bxf8 $2 Nf5 $19) 31... Qxe5 (31... Nxf5 $2 32. Rxf5 f6 33. exf6 $18) 32. fxg6 fxg6 33. Bxf8 (33. Rxf8+ $2 Rxf8 34. Bxf8 Nf5 $19) 33... Nf5 34. Rxf5 exf5 $17) 30... Rc2 31. Qh4 $4 {Lost forced checkmate sequence. Qxh7+ was best.} (31. Qxh7+ Kxh7 32. Rh4+ Kg8 33. Rh8#) (31. Qxh7+ {is the narrow road to win.} Kxh7 32. Rh4+ Kg8 33. Rh8#) 31... Qc5 $4 {Checkmate is now unavoidable. Ng7 was best.} (31... Ng7 $1 32. Bxg7 Kxg7 33. Qe1 Rxb2 34. Qe4 Qxe4 35. dxe4 Rd8 36. Rg2 Rb3 37. f5) ({Worse is} 31... Rxb2 32. Qxh7+ (32. Be7 Ng7 $17) 32... Kxh7 33. Rh4+ Kg8 34. Rh8#) (31... Nxf6 $2 32. gxf6 h5 33. Qxh5 $18) (31... Ng7 $19 32. Bxg7 Kxg7) 32. Qe1 $4 {Lost forced checkmate sequence. Qxh7+ was best.} (32. Qxh7+ Kxh7 33. Rh4+ Kg8 34. Rh8#) (32. Qxh7+ {mates} Kxh7 33. Rh4+ Kg8 34. Rh8#) 32... Qd5 $4 {Blunder. Rxb2 was best.} (32... Rxb2 {[%cal Oe8g7]} 33. Qc1 Rc2 34. Qb1 Ng7 35. Be7 Qc6 36. Bxf8 {[#]} Nf5 $1 {[%cal Of5e3] ...Ne3! would now be deadly.} 37. Qd1 Ne3 38. Qf3) (32... Rxb2 $19 {[%cal Oe8g7] ...Ng7! is the strong threat.} 33. Qh4 Nxf6 (33... Qxa3 34. Qxh7+ {[%mdl 64] Decoy, Back Rank, Clearance} Kxh7 35. Rh4+ Kg8 36. Rh8#) 34. gxf6 Rd8 (34... Qxa3 35. Qh6) (34... Qc2 $2 35. Qf2 $19)) 33. Bg7 $4 {[#] Blunder. Be7 was best.} Rc5 $4 {Blunder. Nxg7 was best.} 34. Qf2 $4 {Blunder. Bxf8 was best.} Nxg7 $19 {Black is clearly winning.} 35. Qe1 Qd8 36. Qh4 Qd7 {[%mdl 32768] 1-0 White wins. PRECISÃO LICHESS: BRANCAS 46% PRETAS 52%. Never resign too early! An exciting game. Weighted Error Value: White=0.92/Black=1.27. Loses game: 	White=1 	Black=1 Missed win: 	White=1 	Black=2 Mistake: 	White=2 	Black=4 Inaccurate: 	White=1 	Black=4 OK: 	White=10 	Black=8 Best: 	White=1 	Black=1 . Loss on time!?} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "lichess.org"]
[Date "2024.08.11"]
[Round "6.4"]
[White "Ramos, Angelo Bil"]
[Black "Chaves, Jorge Antonio Torre"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "2149"]
[BlackElo "1985"]
[Annotator "Stockfish 16,1"]
[PlyCount "40"]
[EventDate "2024.??.??"]

{[%evp 9,40,56,126,-1,-3,0,162,57,85,53,58,-26,0,-64,-72,-83,-69,-124,-123,-180,-108,-161,-138,-136,-109,-105,-30,-23,-27,-74,-17,-67,-42]} 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Nc3 Bb4 6. e3 $6 {Inaccuracy. Bg5 was best. A52: Budapest Gambit.} (6. Bg5 f6 7. exf6 Bxc3+ 8. bxc3 Nxf6 9. g3 h6 10. Bf4 O-O) (6. Bg5 $16 f6 7. exf6 Nxf6 8. Bd2) ({RR} 6. Bd2 Bc5 7. e3 Ngxe5 8. Be2 O-O 9. O-O d6 10. Nd5 a5 11. Bc3 Nxf3+ 12. Bxf3 Bf5 13. b3 Rb8 14. Qd2 b6 15. Nf6+ gxf6 16. Bxc6 Bb4 17. Bxb4 axb4 18. Qxb4 Kh8 19. a4 Rg8 20. Qc3 Qe7 {Salemgareev,T (2453)-Gabdushev,R (2256) chess.com INT 2024 1-0 (33)}) 6... Bxc3+ $146 ({RR} 6... Ngxe5 7. Be2 O-O 8. O-O d6 9. Nd5 Bc5 10. a3 a5 11. Qc2 Re8 12. b3 Nxf3+ 13. Bxf3 Ne5 14. Be2 c6 15. Nc3 Bb6 16. Rd1 Qe7 17. Bb2 Bc7 18. Na4 Be6 19. Rac1 Ng6 20. Qc3 f6 21. g3 {Grasser,P (1909)-Illner,G (2023) Velden 2009 0-1}) ({RR} 6... Ngxe5 7. Nxe5 Nxe5 8. Be2 O-O 9. O-O Bxc3 10. bxc3 d6 11. f4 Nc6 12. Bd3 f5 13. e4 fxe4 14. Bxe4 Bf5 15. Bd5+ Kh8 16. Be3 Qf6 17. Bd4 Qg6 18. Qb3 Nxd4 19. cxd4 Be4 20. Qg3 Qxg3 21. hxg3 {Makris,S (1935)-Erarslan,O (1169) Tornelo INT 2021 1-0}) ({RR} 6... Ngxe5 7. Be2 Bxc3+ 8. bxc3 O-O 9. O-O d6 10. Ba3 {½-½ (10) Keresztes,Z (2009)-Bor,F (1875) Hungary 2016}) 7. bxc3 f6 $146 {Mistake. Ngxe5 was best.} (7... Ngxe5 8. Nxe5 Nxe5 9. Qd4 d6 10. c5 O-O 11. cxd6 Qxd6 12. Qxd6 cxd6 13. Ba3) (7... Ngxe5 $11 {and Black has nothing to worry.} 8. Nxe5 Nxe5) ({Predecessor:} 7... Ngxe5 8. c5 O-O 9. Be2 Qf6 10. Bb2 b6 11. cxb6 axb6 12. O-O Ra5 13. Nd4 Ng6 14. c4 Nxd4 15. Bxd4 Qd8 16. Bc3 Ra7 17. Qd4 f6 18. c5 Ba6 19. Bxa6 Rxa6 20. Qc4+ {1-0 Karimi,F (2096)-Jordake,M (1802) Heusenstamm Sparkassen op-A 3rd 2016 (7)}) 8. Be2 $6 {Inaccuracy. exf6 was best.} (8. exf6 Qxf6 {[%cal Ob7b6]} 9. Be2 d6 10. O-O O-O 11. h3 Nge5 12. Nd4 Na5 13. Nb3 Nxb3) ({Better is} 8. exf6 $18 Qxf6 9. Be2) 8... fxe5 9. h3 Nf6 10. O-O $6 {Inaccuracy. Ba3 was best.} (10. Ba3) (10. Ba3 $14) 10... b6 11. Ba3 $6 {Inaccuracy. Qa4 was best. Inhibits Qe7.} (11. Qa4 Ne4) 11... d6 $1 12. Qc2 {[%cal Oc4c5]} O-O 13. Rad1 {[%cal Oc4c5]} Qe7 14. Rfe1 Na5 $6 {Inaccuracy. e4 was best.} (14... e4 15. Nd2 Bd7 16. Bb2 Rab8 17. c5 bxc5 18. Ba1 Qe8 19. Rb1 Rb6 20. Kh2) 15. Bc1 $6 {Inaccuracy. c5 was best.} (15. c5 bxc5) 15... Nb7 16. Nd2 Nc5 17. Ba3 Be6 $6 {Inaccuracy. e4 was best.} (17... e4 18. f4 exf3 19. Bxf3 {[%cal Oa3c5] Bxc5! is the strong threat.} Rb8 20. Bxc5 bxc5 21. Qd3 g6 22. Bc6 Rb6 23. Bd5+) 18. Bxc5 bxc5 19. Ne4 Rab8 20. Ng3 $6 {Inaccuracy. Rb1 was best.} (20. Rb1 Rb6) 20... Rb6 {Ilegível. PRECISÃO LICHESS: BRANCAS 87% PRETAS 88%. Weighted Error Value: White=0.53/Black=0.38. Loses game: 	--- 	Black=1 Mistake: 	White=2 	--- Inaccurate: 	White=7 	Black=5 OK: 	White=3 	Black=2 Best: 	--- 	Black=1 Strong: 	--- 	Black=1} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.5"]
[White "Meyer, Adam"]
[Black "Fucs, Paulo Moses"]
[Result "0-1"]
[ECO "D78"]
[BlackElo "1917"]
[Annotator "Stockfish 16,1"]
[PlyCount "103"]
[EventDate "2024.??.??"]

{[%evp 15,103,60,61,72,105,81,90,88,125,69,89,85,82,71,72,-187,1,-17,57,63,202,204,196,128,124,125,138,-47,-51,-48,-44,-75,-65,-163,-146,-205,-141,-156,-141,-151,-116,-196,-186,-206,-186,-189,-186,-244,-182,-185,-221,-221,-223,-226,-211,-218,-221,-314,-214,-212,-168,-203,-185,-201,-201,-190,-178,-194,-167,-181,-155,-348,-351,-338,-301,-312,-257,-333,-303,-370,-364,-366,-270,-376,-299,-29994,-29992,-29994,-29992,-29993]} 1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. Nc3 Na6 {[%cal Bb8a6,Ba6c7,Bc7e6][%mdl 32]} ({RR} 7... a6 8. a4 Nbd7 9. cxd5 Nxd5 10. Nxd5 cxd5 11. a5 b6 12. Bd2 Bb7 13. Qb3 b5 14. Bb4 Re8 15. Rfd1 Rc8 16. Ne5 Nxe5 17. dxe5 e6 18. Bd6 Rc4 19. e3 Qa8 20. Rd4 Rec8 21. Bf1 Rc1 22. Rxc1 {Vaulin,A (2516)-Ginzburg,Y (2298) chessassistantclub.com INT 2004 1-0 (37)}) 8. cxd5 cxd5 9. Bf4 {D78: Fianchetto Grünfeld: 6 0-0 c6.} ({RR} 9. Ne5 Nc7 10. Qb3 Nd7 11. Bf4 Ne6 12. Bxd5 Nxd4 13. Bxf7+ Kh8 14. Qd5 Nxe5 15. Bxe5 e6 16. Qxd8 Rxd8 17. Bxd4 Bxd4 18. Rad1 Kg7 19. e3 Bf6 20. Rxd8 Bxd8 21. Rd1 Bf6 22. Be8 Kf8 23. Bd7 Ke7 {Ornolfsson,M (2163)-Rathbone-Jones,I (1966) Reykjavik ISL 2024 ½-½ (87)}) 9... Nc7 $146 ({RR} 9... Nh5 10. Be3 Bf5 11. h3 Be6 12. Ng5 Nc7 13. Nxe6 fxe6 14. Qd2 Qd6 15. Rac1 b5 16. a3 Rad8 17. Bf3 Rxf3 18. exf3 Rf8 19. Kg2 e5 20. dxe5 Bxe5 21. f4 Bg7 22. Rfd1 Rd8 23. Ne4 Qd7 24. Nc5 {Manzone,A (2307)-Encizo,T (2005) Puerto Tirol 2004 1-0 (44)}) ({RR} 9... Nh5 10. Be3 e6 11. Rc1 Bd7 12. Qb3 Qb6 13. Qxb6 axb6 14. a3 Rfc8 15. h3 b5 16. Na2 Bf8 17. Ne5 Be8 18. Bd2 Nf6 19. Nd3 Ne4 20. Rxc8 Rxc8 21. Rc1 Rc6 22. Be1 Bd6 23. e3 h5 24. Bf1 {Dubinskas,K (2052)-Rutkauskas,G (1954) Lithuania 2011 ½-½ (63)}) ({RR} 9... Nh5 10. Be3 Nf6 11. Qb3 b6 12. Rac1 Bb7 13. Nb5 e6 14. Rc2 Qe7 15. a3 Rfc8 16. Rfc1 Rxc2 17. Rxc2 Ne8 18. Bf4 Bc8 19. Ne5 Bxe5 20. dxe5 Nc5 21. Qe3 Ba6 22. Nd4 Bb7 23. b4 Na6 24. h4 {Taksrud,V (2057)-Birkestrand,O (1862) Kaunas 2012 1-0 (39)}) 10. Rc1 Ne6 11. Be5 {White is better.} b6 $146 ({Predecessor:} 11... Ne4 12. Bxg7 Nxg7 13. Re1 Nxc3 14. Rxc3 b6 15. Ne5 Bb7 16. Qc1 Rc8 17. Qd2 Rxc3 18. Qxc3 {1-0 Videira,A (1536)-Marcelino,J (1407) POR-ch Seniors Fatima 2013 (4.11)}) 12. Nb5 Ne8 13. Bxg7 Kxg7 14. Ne5 Bb7 15. Nc6 $4 {Blunder. e3 was best.} (15. e3 Nd6) (15. e3 $16 {and life is bright.}) 15... Qd7 $4 {Blunder. Bxc6 was best.} (15... Bxc6 16. Rxc6 Qd7 $1 17. Rxe6 Qxe6 18. Qb3 Qxe2 {...e6 would now be deadly.} 19. Nc3 Qg4 20. Nxd5 Rd8 21. Nxe7) (15... Bxc6 $19 16. Rxc6 Qd7 17. Rxe6 fxe6) 16. Ncxa7 Nd6 $6 {Inaccuracy. Ba6 was best.} (16... Ba6 17. a4) 17. a4 Nc4 $6 {Inaccuracy. Nxb5 was best.} (17... Nxb5 18. Nxb5) (17... Nxb5 $14 18. Nxb5 Bc6) 18. b3 $18 Na5 19. e3 Ba6 20. Re1 Rfd8 21. Qc2 $4 {Blunder. b4 was best.} (21. b4 Nc4 {[#]} 22. e4 $1 dxe4 23. d5 Rxa7 24. Nxa7 Qxa7 25. Rxe4 {[%cal Ob4b5] Strongly threatening b5!} b5 {Threatens to win with ...Bb7.} 26. axb5 Bxb5) ({White should try} 21. b4 $16 Nc4 22. e4 dxe4 23. d5 (23. Rxc4 Rxa7 {[%mdl 64] Pin} 24. Rxe4 Bxb5 $15) 23... Rxa7 24. Nxa7 Qxa7 25. Rxe4) 21... Rxa7 $15 22. Nxa7 Qxa7 23. b4 Nc4 24. Qa2 $6 {Inaccuracy. e4 was best.} (24. e4) ({Better is} 24. e4 $15 Nxd4 25. Qc3) 24... Bb7 25. Re2 $6 {Inaccuracy. Qa1 was best.} (25. Qa1 {[%cal Oc1c4]} Kf8) 25... Qa8 $6 {Inaccuracy. Ra8 was best.} (25... Ra8 26. a5 b5 27. Qa1 Ng5 28. Rd1 Rd8 29. Ra2 Qa6 30. g4 Ne6 31. h4) 26. Rec2 f5 27. h4 Nf8 {Black is more active.} 28. a5 $6 {[#] Inaccuracy. Bf1 was best.} b5 $1 ({Don't play} 28... bxa5 29. bxa5 Ne6 (29... Qxa5 30. Qxa5 Nxa5 31. Rb2 $11) (29... Nxa5 30. Rc7 $16) 30. Rb1 $15) 29. Rc3 Nd7 30. Qe2 Nf6 31. f3 h5 32. Qd3 Qb8 33. Kf2 Qd6 34. Rb3 Kh7 35. Ra1 Rg8 36. Bh3 (36. Rbb1 $142) 36... e6 $6 {Inaccuracy. Bc8 was best.} (36... Bc8 {[%cal Of6e4] ...Ne4+! is the strong threat.} 37. Qe2 f4 38. Bxc8 fxg3+ 39. Kg2 Rxc8 40. Qe1 Qe6 {[%cal Of6e4]} 41. Ra2 Ne8 {aiming for ...Ng7.} 42. Re2) 37. Rg1 Bc8 38. Rbb1 Re8 39. Rge1 Rf8 {[%cal Of6e4]} 40. Kg2 Kh6 41. Kh2 Rf7 42. Bg2 Rg7 43. e4 $2 {Mistake. Rh1 was best.} (43. Rh1 Bb7) (43. f4 $17 {might work better.}) 43... dxe4 $19 44. fxe4 Ng4+ {A dynamic duo of knights.} 45. Kg1 Bb7 46. e5 Qc7 47. Rbc1 Bxg2 48. Kxg2 Re7 $6 {Inaccuracy. Qb7+ was best.} (48... Qb7+ 49. Kg1 Qh1+ 50. Kxh1 Nf2+ 51. Kh2 Nxd3 52. Rb1 Nxe1 53. Rxe1 Rd7 54. Ra1) 49. Rcd1 Rd7 $6 {Inaccuracy. Kh7 was best.} (49... Kh7 50. Re2 Rd7 51. Rf1 Qc6+ 52. Kh3 Ncxe5 53. Qa3 Rxd4 54. Rc1 (54. Qc1 $142 Nc4 55. Qg5) 54... Qd6 {[%cal Od4d3]} 55. a6) ({But not} 49... Qb7+ 50. Kg1 $19) 50. Qe3+ $4 {Checkmate is now unavoidable. Qf3 was best.} (50. Qf3 Kg7 {[%cal Oc4e3] And now ...Nce3+! would win.} 51. Kh3 Qb7 52. Qxb7 Rxb7 53. Re2 Nge3 54. Rd3 Nd5 55. Rb3 Ne7) (50. Qf3 $19) 50... Ngxe3+ $6 {Lost forced checkmate sequence. Ncxe3+ was best.} (50... Ncxe3+ 51. Rxe3 Qc2+ 52. Rd2 Qxd2+ 53. Re2 Qxe2+ 54. Kg1 Qf2+ 55. Kh1 Qh2#) 51. Rxe3 $6 {Checkmate is now unavoidable. Kh2 was best.} (51. Kh2 Nxd1 52. Re2 Rxd4 53. Rg2 Qxe5 54. Kh3 Qe1 55. g4 fxg4+ 56. Rxg4) 51... Qc6+ 52. Rf3 {0-1 Black wins. PRECISÃO LICHESS: BRANCAS 86% PRETAS 90%. Weighted Error Value: White=0.53/Black=0.32. Loses game: 	White=2 	--- Missed win: 	--- 	Black=1 Mistake: 	White=4 	Black=1 Inaccurate: 	White=7 	Black=5 OK: 	White=9 	Black=14 Best: 	White=1 	Black=1 Strong: 	--- 	Black=1} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.6"]
[White "Bruno, Leonardo do Nascime"]
[Black "Fillipe, Fernandes Rodrigues"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2017"]
[BlackElo "2060"]
[Annotator "Stockfish 16,1"]
[PlyCount "36"]
[EventDate "2024.??.??"]

{[%evp 9,36,-39,-34,-39,-23,-26,-28,-29,51,50,50,47,46,-44,-36,-107,-116,-119,14,-57,61,-46,84,29,166,32,239,16,256]} 1. e4 {ChessBase II} e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. Be2 Nf6 6. O-O {C00: French: Unusual White 2nd moves.} Be7 7. Re1 O-O ({RR} 7... b6 8. Bf1 Bb7 9. h3 O-O 10. exd5 Nxd5 11. Nb3 Bf6 12. c3 a5 13. a4 Nde7 14. Bf4 Qd7 15. d4 cxd4 16. Nbxd4 Nxd4 17. Nxd4 Bxd4 18. cxd4 Rfd8 19. Rc1 Rac8 20. Qb3 Nd5 21. Bg5 Rxc1 22. Rxc1 {Hansen,E (2606)-Sjugirov,S (2663) Lichess.org INT 2021 0-1 (38)}) 8. Bf1 {Black has an edge.} e5 $146 {Inaccuracy. b5 was best.} (8... b5 9. e5 Nd7 10. d4 Qb6 11. dxc5 Bxc5 12. Qe2 {[%cal Od2b3]} a5 {aiming for ...a4.} 13. Nb3 {[%cal Ob3c5]} Ba6 14. Nxc5) ({RR} 8... b5 9. a4 b4 10. e5 Nd7 11. Nb3 a5 12. Bf4 Ba6 13. Nbd2 Kh8 14. h3 Re8 15. d4 Bxf1 16. Kxf1 cxd4 17. Nb3 Qb6 18. Nbxd4 Nxd4 19. Nxd4 Rac8 20. Qd3 Rc4 21. c3 Nc5 22. Qf3 bxc3 23. bxc3 {Roa Alonso,S (2359)-Vila Dupla,S Madrid 2000 0-1 (35)}) ({RR} 8... b6 9. b3 Bb7 10. Bb2 dxe4 11. dxe4 Nd4 12. e5 Nxf3+ 13. Nxf3 Qxd1 14. Raxd1 Nd5 15. a3 Rad8 16. Nd2 a6 17. g3 b5 18. Ne4 Ba8 19. c4 Nc7 20. Nd6 Bxd6 21. exd6 Ne8 22. d7 Nf6 23. cxb5 {Henriquez Villagra,C (2618)-Ginzburg,Y (2405) chess.com INT 2023 1-0 (58)}) ({RR} 8... Qc7 9. c3 b6 10. a3 a5 11. a4 Rd8 12. Qc2 Ba6 13. exd5 exd5 14. Nb1 Bc8 15. Bg5 Bg4 16. Nbd2 Kh8 17. Bh4 Bh5 18. Bg3 Bd6 19. Qb3 Bxg3 20. hxg3 Ng8 21. d4 c4 22. Qa2 f6 23. b3 {Seret,J (2420)-Renet,O (2530) Strasbourg 1992 EXT 1997 [ChessBase II] ½-½ (60)}) ({RR} 8... Qc7 9. c3 e5 10. Qe2 d4 11. Nb3 Be6 12. Bg5 Ne8 13. Rec1 f6 14. Bd2 Bxb3 15. axb3 Na5 16. Qd1 Qb6 17. Rxa5 Qxa5 18. cxd4 Qb6 19. dxe5 Nc7 20. Be3 Rad8 21. Qc2 Ne6 22. Qc4 Kh8 23. b4 {Kasparian,G-Sakharov,Y Tbilisi 1956 1-0 (37)}) 9. exd5 Qxd5 10. Nc4 $146 ({Predecessor:} 10. g3 Bg4 11. Bg2 Qd7 12. Nc4 Bd6 13. c3 Bc7 14. Bg5 Nd5 15. Ne3 Nxe3 16. Bxe3 {0-1 Jansson,B (2230)-Ekelund,K (1939) SWE-ch Seniors 65 Uppsala 2022 (1)}) 10... Bg4 11. h3 $6 {Inaccuracy. Be2 was best.} (11. Be2 {[%cal Oc4e5]} Bf5 12. c3 Rad8 {[%cal Of5c8]} 13. Bf1 {[%cal Rc4e5]} Bg4 14. h3 Bxf3 15. Qxf3 Qxf3 16. gxf3 Bd6) (11. Be2 $14) 11... Bxf3 $15 12. Qxf3 {Inaccuracy. gxf3 was best.} (12. gxf3 b5 (12... Nh5 $5) 13. Na3 Rad8 14. f4 exf4 15. Bxf4 Qf5 16. Bg3 Nh5 17. Bg2 Nxg3) 12... Qxf3 13. gxf3 {[%cal Oc2c3]} Nd7 $2 {Mistake. Nd4 was best.} (13... Nd4 14. Rd1 Nxc2 15. Rb1 Rfe8 16. Nxe5 Nd5 17. f4 {[%cal Od3d4]} Bf6 18. Bg2 Rad8 19. Bd2) ({Black should try} 13... Nd4 $17 14. Kg2 e4 (14... Nxc2 15. Rxe5 Nxa1 16. Rxe7 $17)) 14. f4 {Inaccuracy. c3 was best.} (14. c3) 14... f6 $2 {Mistake. Nd4 was best.} (14... Nd4 15. Nxe5 Rad8 16. Rd1 Nxc2 17. Rb1 Nxe5 18. fxe5 b6 19. Bf4 Nd4 20. Be3) (14... Nd4 $15 15. Nxe5 Bd6 (15... Nxc2 16. Nxd7 Nxe1 17. Nxf8 $15)) 15. fxe5 $6 {Inaccuracy. Bg2 was best.} (15. Bg2 Nd4) (15. Bg2 $14) 15... fxe5 $2 {Mistake. Nd4 was best.} (15... Nd4) (15... Nd4 $15 {stays ahead.} 16. Re4 fxe5 (16... Nxc2 17. e6 $15)) 16. Bg2 $6 {Inaccuracy. c3 was best. Bd5+ is the strong threat.} (16. c3) 16... Bf6 $2 {Mistake. Nd4 was best.} (16... Nd4 17. Bxb7) (16... Nd4 $11 {and Black is okay.}) 17. Nd6 $2 {Mistake. Be3 was best.} (17. Be3 Nd4 18. Bxd4 exd4 19. Nd6 Kh8 20. Re6 Bh4 21. Rf1 Rf4 22. Nxb7 Raf8) (17. Bd5+ $18 Kh8 18. Bxc6 bxc6 19. Re4) 17... Nb4 $4 {Blunder. Nd4 was best.} (17... Nd4 $1) ({Better is} 17... Nd4 $1 $14) 18. Be3 $4 {Blunder. Re2 was best.} (18. Re2 Nc6 19. c3 {Prevents Nd4} Nd8 20. Nxb7 Nxb7 21. Bxb7 Rad8 22. c4 Be7 23. b3 Rf6) ({Weaker is} 18. Bxb7 Nxc2 19. Bd5+ Kh8 20. Bxa8 Nxe1 $11) (18. Re2 $18) 18... Rab8 $4 {[%mdl 32768] Blunder. Nxc2 was best. 1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 75% PRETAS69%. Weighted Error Value: White=0.76/Black=0.89. Loses game: 	--- 	Black=2 Missed win: 	White=1 	--- Mistake: 	White=3 	Black=4 Inaccurate: 	White=3 	Black=1 OK: 	White=2 	Black=2 Best: 	White=1 	Black=1 . An unexpected result.} (18... Nxc2) (18... Nxc2 $11 19. Bxb7 Rab8) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.7"]
[White "Carlos, Frederico Barroso D"]
[Black "Pessoa, Vitor Henrique Leop"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "1771"]
[BlackElo "1787"]
[Annotator "Stockfish 16,1"]
[PlyCount "38"]
[EventDate "2024.??.??"]

{[%evp 13,38,11,82,88,133,131,174,133,136,131,142,106,106,75,95,75,75,62,174,158,187,176,272,208,390,280,294]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e5 8. fxe5 {E76: King's Indian: Four Pawns Attack: Lines specific to 6 Nf3 move-order.} dxe5 {Inaccuracy. Ng4 was best.} (8... Ng4) ({RR} 8... Ng4 9. Bg5 Qb6 10. Qb3 dxe5 11. h3 Nf6 12. g4 Qd6 13. Be2 a6 14. Nd2 Nbd7 15. O-O-O Ne8 16. h4 h6 17. Be3 Qc7 18. Kb1 Nd6 19. a4 Re8 20. g5 h5 21. Rc1 b6 22. Rhf1 Nf8 23. Qa3 {Molina,R (2458)-Supi,L (2546) Florianopolis 2019 ½-½ (55)}) ({RR} 8... Ng4 9. Bf4 Nxe5 10. Nxe5 Bxe5 11. Bxe5 dxe5 12. Qf3 a6 13. a4 Qd6 14. Bd3 Kg7 15. O-O Nd7 16. a5 Nf6 17. Na4 Bd7 18. Nb6 Rad8 19. Be2 Bg4 20. Qxf6+ Qxf6 21. Rxf6 Bxe2 22. Rf2 Bg4 23. h3 {Hua,L (2305)-Waldhausen Gordon,F (2358) chess.com INT 2024 ½-½ (48)}) 9. Be2 (9. Nxe5 Re8 10. Nf3 (10. Bf4 $2 Nxe4 11. Nxe4 Bxe5 $19) 10... Nxe4 11. Nxe4 f5 $17 (11... Rxe4+ 12. Be2 $15)) 9... a6 $146 ({RR} 9... Ne8 10. O-O Nd6 11. Bg5 f6 12. Be3 Nd7 13. Qd2 Rf7 14. Bh6 Qf8 15. Bxg7 Qxg7 16. a4 a5 17. Qe3 b6 18. Nb5 Ne8 19. Rf2 Ba6 20. Raf1 Bxb5 21. cxb5 Nd6 22. b3 Raf8 23. g4 Kh8 24. Nd2 {Vergara Castillo,B (2018)-Donoso Ovalle,C (1961) Santiago de Chile 2010 1-0 (48)}) ({RR} 9... Na6 10. O-O Nc7 11. Bg5 Qd6 12. h3 h6 13. Bxf6 Bxf6 14. Nh2 Bg5 15. Bg4 Kg7 16. Qe2 a6 17. a4 Ne8 18. Bxc8 Rxc8 19. Ng4 Nf6 20. Nxf6 Bxf6 21. Rf3 Rc7 22. Raf1 Bd8 23. Nd1 Rd7 24. Ne3 {Diogo,V-Santos,J Olival Basto 2001 1-0 (44)}) ({RR} 9... Nfd7 10. O-O h6 11. Be3 f5 12. Qd2 f4 13. Bf2 b6 14. Bh4 g5 15. Bf2 Nf6 16. Qc2 Nbd7 17. Rad1 Ng4 18. h3 Nxf2 19. Rxf2 a6 20. Bf1 Re8 21. Rfd2 Nf6 22. a3 Qd6 23. Rb1 g4 24. Ne1 {Gerasimenko,E-Linker,M Nikolaev 2006 1-0 (89)}) 10. O-O {[%cal Oa2a4] White is clearly better.} ({And not} 10. Nxe5 Nxe4 11. Nxe4 Qh4+ 12. Nf2 Bxe5 $11) 10... Ne8 11. Be3 $146 ({Predecessor:} 11. Bg5 f6 12. Be3 b6 13. a3 Nd6 14. b4 Nd7 15. Qd2 Qc7 16. Qd3 f5 17. Nd2 {½-½ Mut Company,G (1910)-Porta Tovar,G (1970) Foment Martinenc op-A 15th Barcelona 2013 (9)}) 11... Nd7 12. Qd2 $6 {Inaccuracy. a4 was best.} (12. a4 a5 13. Qe1 Qe7 14. Bd3 Nb8 15. Rd1 b6 16. b3 Bd7 17. Nb5 Bxb5) 12... Nd6 13. Bh6 Rb8 14. Bxg7 Kxg7 15. a4 Qa5 $2 {Mistake. b6 was best.} (15... b6) (15... b6 $14) 16. Qe3 Qb4 17. Nd2 Nb6 $6 {Inaccuracy. f5 was best.} (17... f5 {[#]} 18. exf5 $1 gxf5 19. Nf3 Qxb2 $2 (19... f4 {was worth a try.} 20. Qc1 Qb6) 20. Rab1 $18 f4 {Threatens to win with ...Qxb1.} 21. Qd3 Qa3 22. Ng5 (22. Qc2 $18 {and White stays clearly on top.}) 22... Nf6 $16 23. Ne6+) (17... f6 {was necessary.} 18. b3 Kh8) 18. b3 $6 {[#] Inaccuracy. Na2 was best. a5 is the strong threat.} (18. Na2 Ndxc4 19. Nxc4 Nxc4 20. Qd3 Qxb2 21. Qxc4 Bd7 22. Rfb1 Qd2 23. Qd3 {Dodges Qe3+} Qxd3) ({Worse is} 18. Qg5 f6 19. Qe3 Ndxc4 20. Nxc4 Nxc4 21. Bxc4 Qxc4 $15) 18... Na8 $2 {Mistake. Nd7 was best.} (18... Nd7 19. a5 b5 {Prevents Ra4} 20. axb6 Qxb6 21. Bg4 {Hoping for Na4.} Nf6 22. Bd1 Nd7 23. Na4 Qb4 24. g4) (18... Nd7 $142 19. Qh3 h5) 19. h4 $6 {Inaccuracy. Na2 was best.} (19. Na2 Qa5 20. b4 cxb4 21. c5 Ne8 22. Nc4 Qd8 23. Nxb4 a5 24. Nd3 f6) ({Not} 19. Qf3 f6 $16) 19... f6 {[%mdl 32768] 0-1 Black wins. PRECISÃO LICHESS: BRANCAS 89% PRETAS82%. Weighted Error Value: White=0.34/Black=0.63. Mistake: 	--- 	Black=3 Inaccurate: 	--- 	Black=2 OK: 	White=1 	Black=1 . Loss on time!?} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.8"]
[White "Israel, Flavio Feliciano Ol"]
[Black "Calcada, Bruno Ramalho"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1967"]
[BlackElo "1654"]
[Annotator "Stockfish 16,1"]
[PlyCount "30"]
[EventDate "2024.??.??"]

{[%evp 12,30,42,31,40,-24,96,100,118,108,132,43,44,42,48,47,198,183,280,-813,98]} 1. d4 {Hazai,Laszlo} Nf6 2. c4 d6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 Nbd7 6. e3 O-O 7. Qc2 e5 {E61: King's Indian: Early deviations for White, including Smyslov System.} ({RR} 7... c6 8. h3 Qc7 9. Rd1 e5 10. Be2 Re8 11. O-O Nf8 12. Bh4 Bf5 13. Qb3 Ne6 14. Bg3 Ne4 15. Nxe4 Bxe4 16. Nd2 Bf5 17. d5 Nc5 18. Qa3 a5 19. Nb3 Bc2 20. Rc1 Bxb3 21. axb3 f5 22. b4 {Avalos Parra,J (2148)-Caballero,W (2098) chess.com INT 2024 1-0 (43)}) 8. O-O-O {[%cal Of3e5]} ({RR} 8. Rd1 h6 9. Bh4 Re8 10. Be2 g5 ({RR} 10... c6 11. dxe5 ({RR} 11. O-O Qe7 12. b4 ({RR} 12. h3 a6 ({RR} 12... e4 13. Nd2 Qe6 14. d5) 13. a3 Qf8 14. Bg3 Qe7 15. dxe5 ({RR} 15. c5 dxc5 16. dxe5 Nh5) ({RR} 15. d5 c5) 15... dxe5 16. b4 b6 17. Rd2 Bb7 18. Rfd1) 12... a6 ({RR} 12... e4 13. Nd2 g5 14. Bg3 h5 15. h4 Bh6 16. d5 ({RR} 16. c5 d5 17. b5) 16... cxd5 17. cxd5 Ne5 18. hxg5 Bxg5 19. Ncxe4 Bf5 20. Nxf6+ Qxf6 21. Qb3) 13. d5 c5 14. a3 b6 15. Nd2 Nf8 16. f3 Qc7 17. Rb1) 11... dxe5 12. O-O Qc7 ({RR} 12... Qe7 13. Nd2 Nf8 14. a3 Bf5 15. Qc1 g5 16. Bg3 Ng6 17. f3 h5 18. Nde4 h4 19. Be1 Nxe4 20. Nxe4 Red8 21. Rxd8+ Rxd8 22. c5 Be6 23. Nd6) 13. Nd2 Nf8 ({RR} 13... Nc5 14. b4) ({RR} 13... a5 14. Nde4) 14. c5 Bf5 15. Qc1 N8d7 ({RR} 15... Nd5) 16. b4 a5 17. a3 axb4 18. axb4 b6 ({RR} 18... Nd5 19. Nc4 Nxb4 20. Nd6 Rf8 21. Nxf5 gxf5 22. Qb1 Na6 23. Qxf5) 19. Nc4 bxc5 ({RR} 19... Be6 20. Bxf6 Bxf6 21. Ne4 Be7 ({RR} 21... Bg7) 22. Ncd6 Rf8 23. Bc4 Bxc4 24. Qxc4) 20. b5 ({RR} 20. Nd6 cxb4 ({RR} 20... Rf8 21. b5 Bg4 22. Bxg4 Nxg4 23. bxc6 Qxc6 24. Nd5) 21. Nxe8 Nxe8) 20... Bg4 21. Bxg4 Nxg4 22. bxc6 Qxc6 23. Rd6 Qb7 24. Rfd1) ({RR} 10... exd4 11. Nxd4 a5 ({RR} 11... Nc5 12. b4 Ne6 13. Nb3 Bd7 14. O-O b6 15. Bf3) 12. b3 ({RR} 12. Ndb5 Nc5 13. O-O g5 14. Bg3 Nfe4) ({RR} 12. O-O Nc5 13. Bf3 a4 14. b4 axb3 15. axb3) 12... Nc5 13. Bf3 Bd7 14. O-O c6 15. Bg3 Bf8 16. a3) 11. dxe5 ({RR} 11. Bg3 Nh5 12. dxe5 Nxg3 13. hxg3 Nxe5 ({RR} 13... dxe5 14. Bd3) 14. Nd4 ({RR} 14. Nxe5 Rxe5 15. g4 Bd7)) 11... dxe5 ({RR} 11... gxh4 12. exf6 Bxf6 13. O-O) 12. Bg3 Qe7 ({RR} 12... Nh5 13. Bxe5 g4 14. Bxg7 gxf3 15. Bxh6 fxe2 16. Qxe2) 13. O-O c6 14. a3 ({RR} 14. Nd2 e4 15. b4) 14... a5 ({RR} 14... Nh5 15. Ne4 ({RR} 15. Bxe5 Nxe5 16. Nxe5 Qxe5 17. Bxh5 g4)) 15. Rb1 ({RR} 15. h3) 15... Nh5 16. Rfd1 e4 ({RR} 16... Nxg3 17. hxg3 Nc5 18. b4 axb4 19. axb4 Na6 20. c5) 17. Nd4 ({RR} 17. Bd6 Qe6 18. Nxg5 hxg5 19. Bxh5 Qxc4 20. Be2 Qe6 21. Rd2) 17... Nxg3 18. hxg3 Nf8 ({RR} 18... Nf6 19. Na4) 19. Na4 c5 ({RR} 19... Bd7 20. Nb6 Rad8 21. c5) 20. Nb5 Ra6 21. Nac3 f5 ({RR} 21... Bxc3 22. Nxc3 f5 23. Nd5 Qe5) 22. Nd5 Qe5 {Ehlvest,J (2627)-Movsesian,S (2666) New Delhi/Teheran 2000 CBM 081 [Hazai,Laszlo] 1-0 (32)}) 8... Qe8 $146 {Mistake. Re8 was best.} (8... Re8) (8... Re8 $11) ({Predecessor:} 8... Qe7 9. Nd5 Qd8 10. dxe5 dxe5 11. Nxe5 c6 12. Nxf6+ Bxf6 13. Bxf6 Qxf6 14. Nxd7 Bxd7 15. Rxd7 {1-0 Cazacu,G (1866)-Goian,V (1516) MDA-ch (Women) Kishinev 2014 (5)}) ({RR} 8... exd4 9. exd4 c6 10. Bd3 Qa5 11. h4 h6 12. Bf4 d5 13. Ne5 Nxe5 14. Bxe5 dxc4 15. Bxc4 Bf5 16. Bd3 Be6 17. Kb1 b5 18. f4 Nd5 19. Nxd5 Bxd5 20. b3 Bxe5 21. fxe5 Kg7 22. h5 g5 23. Rhf1 {Paasikangas Tella,J-Ferreira,A Dubai 1986 1-0 (33)}) ({RR} 8... Qe7 9. Nd5 Qd8 10. dxe5 dxe5 11. Nxe5 c6 12. Nxf6+ Bxf6 13. Bxf6 Qxf6 14. Nxd7 Bxd7 15. Rxd7 Rab8 16. Bd3 a6 17. Rd1 b5 18. Bf1 Rfc8 19. c5 a5 20. R1d6 Qe5 21. g3 b4 22. Qc4 Qf5 23. Bh3 {Cazacu,G (1866)-Goian,V (1516) Kishinev 2014 1-0 (35)}) 9. Nb5 $16 Rb8 {White is better.} 10. Nxc7 {White has more active pieces. The black rooks are passive.} Qd8 11. dxe5 $6 {Inaccuracy. Nb5 was best.} (11. Nb5 exd4 12. Nxd6 dxe3 13. Bxe3 {[%cal Oc4c5]} Qa5 14. c5 {Strongly threatening Kb1.} Ng4 {[#] Hoping for ...Nxe3.} 15. Bd4 $1 Bxd4 16. Rxd4 Nxc5) (11. Nb5 $16) 11... Qxc7 $14 12. exf6 Nxf6 {[%cal Ob7b5]} 13. Bf4 Qa5 $2 {Mistake. Rd8 was best.} (13... Rd8 14. Kb1) (13... Rd8 $14) 14. Bxd6 $18 ({Don't do} 14. Rxd6 $6 Qxa2 15. Bd3 (15. Rxf6 Bxf6 16. Bxb8 Bf5 $17) 15... Be6 $14) 14... Bf5 $6 {[#] Inaccuracy. Bd7 was best.} (14... Bd7) (14... Bd7 {was worth a try.} 15. Kb1 Ba4) 15. Qe4 $4 {Blunder. Bd3 was best.} Qd8 $4 {Blunder. Nxe4 was best. 1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 46% PRETAS 52%. An exciting game. Weighted Error Value: White=0.85/Black=0.59. Missed win: 	White=1 	Black=1 Mistake: 	White=1 	Black=3 Inaccurate: 	White=1 	--- OK: 	White=3 	Black=1 Best: 	White=2 	---} (15... Nxe4 16. Bd3 Nxd6 17. Bxf5 Nxf5 18. Kb1 Kh8 19. h4 Nh6 20. Rd5 Qb6 {[%csl Gg7][%cal Rb6b2]} 21. Rd2) ({Black should play} 15... Nxe4 $19 16. Nd4 Nxd6) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.9"]
[White "Murillo, Costa Rodrigues Jr"]
[Black "Marcelo, Dos Santos Silva"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1722"]
[BlackElo "1965"]
[Annotator "Stockfish 16,1"]
[PlyCount "24"]
[EventDate "2024.??.??"]

{[%evp 9,24,25,33,21,25,8,64,65,57,36,116,108,111,98,161,153,167]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b3][%mdl 32]} a6 3. Be2 d6 4. d4 cxd4 5. Nxd4 ({RR} 5. Qxd4 Nc6 6. Qd3 g6 7. O-O Bg7 8. Nc3 Nf6 9. Nd5 O-O 10. c3 b5 11. Bg5 Nxd5 12. exd5 Ne5 13. Nxe5 Bxe5 14. h4 Bf5 15. Qd2 h5 16. Bd3 Qd7 17. Rae1 Rfe8 18. Re3 Rac8 19. Rfe1 Bxd3 {So,W (2752)-Carlsen,M (2830) Toronto CAN 2023 0-1 (60)}) ({RR} 5. Qxd4 Nc6 6. Qe3 Nf6 7. c4 Bg4 8. Nbd2 g6 9. O-O Bg7 10. Rb1 a5 11. h3 Bxf3 12. Nxf3 Nd7 13. Rd1 Qb6 14. Qf4 Nd4 15. Bf1 Nxf3+ 16. Qxf3 O-O 17. Be3 Qc6 18. Bd3 a4 19. Qe2 Rfc8 {Beerdsen,T (2513)-Boekelman,J (2114) Hilversum NED 2024 1-0 (32)}) 5... e5 $146 ({RR} 5... Nd7 6. O-O Ndf6 7. Nc3 e5 8. Nb3 Ne7 9. a4 Be6 10. Bg5 Rc8 11. Bxf6 gxf6 12. f4 f5 13. fxe5 dxe5 14. Qxd8+ Rxd8 15. Nc5 Bc8 16. Rad1 Rxd1 17. Rxd1 Nc6 18. Nb3 Nd4 19. Bh5 Nxb3 20. cxb3 {Antoniacci,R (1972)-Mosconi,A (2164) Padova 2005 0-1 (55)}) ({RR} 5... Nf6 6. f3 e5 7. Nb3 d5 8. exd5 Qxd5 9. Qxd5 Nxd5 10. Bd2 Nc6 11. Nc3 Nxc3 12. Bxc3 Be6 13. O-O-O Be7 14. Bd3 O-O 15. Be4 Rac8 16. Bxc6 Rxc6 17. Bxe5 Rfc8 18. c3 Bc5 19. Rhe1 h6 20. Bd4 {Lei,T (2453)-Cramling,P (2465) St Petersburg 2018 1-0 (63)}) 6. Nb3 {B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation).} Nf6 7. Bg5 h6 $146 ({Predecessor:} 7... Be7 8. Bxf6 Bxf6 9. Nc3 Be6 10. Nd5 Nd7 11. O-O Rc8 12. c3 O-O 13. Kh1 Bg5 14. Qd3 Nb6 15. Nxb6 Qxb6 16. Qc2 g6 17. Rad1 Rfd8 18. Bf3 {0-1 Pajukari,S (1526)-Vercauteren,N (1702) W-ch WS/O/1315 email ICCF email 2021}) 8. Bxf6 {White is slightly better.} Qxf6 9. O-O b6 $6 {Inaccuracy. Qd8 was best.} (9... Qd8) 10. Nc3 Be6 11. Nd5 Bxd5 {Inaccuracy. Qd8 was best.} (11... Qd8 12. f4 Be7 13. Nxe7 Kxe7 14. Bg4 {Black must now prevent Bxe6.} Nd7 15. Bxe6 fxe6 16. Qg4 Rg8 17. fxe5) 12. Qxd5 ({Don't take} 12. exd5 $6 g6 $14) 12... Ra7 {1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 95% PRETAS 86%. White took control after the opening. Weighted Error Value: White=0.13 (very precise) /Black=0.36. Inaccurate: 	--- 	Black=3 OK: 	White=1 	Black=2 Best: 	--- 	Black=1} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "idChess.com"]
[Date "2024.08.03"]
[Round "6.10"]
[White "Leal, Kaue Dos Santos"]
[Black "Martinelli, Ricardo Rocha"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1856"]
[BlackElo "1732"]
[Annotator "Stockfish 16,1"]
[PlyCount "101"]
[EventDate "2024.??.??"]

{[%evp 13,101,49,46,51,50,55,53,46,55,28,25,0,48,60,97,101,102,101,110,96,143,122,156,71,87,87,152,129,131,143,132,134,165,138,165,165,284,305,302,294,324,272,275,239,251,227,255,251,259,244,272,263,335,331,336,99,355,102,100,115,124,108,100,26,171,197,280,266,260,256,303,280,394,357,356,348,346,343,451,451,568,517,501,468,544,550,936,923,771,697]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 a6 {6...g6 gains popularity.} 7. N5c3 Nf6 8. Be2 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} Be7 ({RR} 8... Be6 9. Be3 Rc8 10. O-O g6 11. Qd2 Bg7 12. Rd1 O-O 13. Qxd6 Nd4 14. Qxd8 Rfxd8 15. Bd3 b5 16. cxb5 axb5 17. Nd2 b4 18. Nb5 Nc2 19. Bxc2 Rxc2 20. f3 Rxb2 21. a4 Ba2 22. a5 Ra8 23. a6 {Pacher,M (2434)-Pechac,J (2473) Ruzomberok 2019 0-1 (38)}) 9. Be3 O-O ({RR} 9... Be6 10. O-O O-O 11. Nd2 h6 12. Nd5 Nd7 13. Bg4 Bg5 14. Bxg5 hxg5 15. Nb3 Nf6 16. Bxe6 fxe6 17. Nxf6+ gxf6 18. Qd3 Qe7 19. Rad1 Rad8 20. Rd2 Rd7 21. Rfd1 Rfd8 22. Qf3 b6 23. h4 gxh4 24. Qg4+ {Hu,J (2148)-Kolar,S (1925) Bohumin CZE 2024 1-0 (45)}) 10. O-O {White is slightly better.} h6 11. a4 $146 ({Predecessor:} 11. f3 Be6 12. Nd5 Bxd5 13. cxd5 Nb8 14. Qb3 b5 15. a4 bxa4 16. Rxa4 Nbd7 17. Rxa6 {1-0 Nikolov,M (2478)-Uribe,J (2203) La Nucia op 3rd 2022 (6)}) ({RR} 11. Nd2 Be6 12. Nd5 Bxd5 13. cxd5 Nb8 14. Qb3 b5 15. a4 bxa4 16. Rxa4 Nbd7 17. Rfa1 a5 18. Qc3 Rb8 19. Rxa5 Nxe4 20. Nxe4 f5 21. Nd2 {1-0 (21) Zimmermann,F (2250)-Eilers,S Karlsruhe 1988}) ({RR} 11. Na3 Nd7 12. Nc2 Nc5 13. Qd2 Ne6 14. Rfd1 Bg5 15. Bxg5 hxg5 16. Qxd6 Ned4 17. Qxd8 Rxd8 18. Nxd4 Nxd4 19. Bd3 Be6 20. Kf1 Kf8 21. Ne2 Ke7 22. b3 Rac8 23. Nxd4 Rxd4 24. f3 Rcd8 25. Ke2 g4 {Kusa,J (2188)-Jares,M (1907) Kouty nad Desnou 2020 1-0 (60)}) 11... Be6 12. b3 Nb4 13. Na3 Qc7 14. Nc2 Nxc2 15. Qxc2 Rac8 {[%cal Od6d5]} 16. Qd2 Kh7 $6 {Inaccuracy. b6 was best.} (16... b6) 17. f3 ({Resist} 17. Nd5 Nxd5 18. cxd5 (18. exd5 Bf5 $14) 18... Bd7 $14) 17... Ng8 18. g4 $6 {Inaccuracy. a5 was best. White is more active.} (18. a5 Nf6 19. Kh1 Nd7 20. Rfd1 Rb8 21. b4 Rfc8 (21... Bxc4 $16 22. Rdc1 Bxe2) 22. Rac1 Qd8 23. Nd5 Bxd5) ({Don't play} 18. Nd5 Bxd5 19. exd5 g6 $16) (18. a5 $142) 18... Bh4 19. a5 h5 $6 {Inaccuracy. Ne7 was best.} 20. Kh1 hxg4 21. fxg4 Qd7 22. Rg1 ({Much less strong is} 22. Bg5 Bxg5 23. Qxg5 Nh6 $14) 22... f6 23. Nd5 Bxd5 24. exd5 g5 $2 {Mistake. g6 was best. Black is weak on the light squares} (24... g6 25. Bd3) (24... Rce8 $142 25. Raf1 e4) 25. Bd3+ $18 Kg7 26. Bf5 {[%mdl 64] [#] Skewer. A strong pair of Bishops.} Qe7 27. Bxc8 Rxc8 28. Bf2 Bxf2 29. Qxf2 Nh6 30. Raf1 e4 31. Re1 Qe5 32. Qg3 {Qxe5 is the strong threat.} Re8 33. Qxe5 Rxe5 {[%mdl 4096] Endgame. KRR-KRN} 34. Re3 $2 {Mistake. Rg2 was best.} (34. Rg2 Kg6 35. Rge2 f5 36. gxf5+ Kxf5 37. c5 dxc5 38. d6 Rd5 39. Rxe4 Rxd6) (34. Rg2 $18 {has better winning chances.}) 34... Kg6 $2 {Mistake. f5 was best.} (34... f5) (34... f5 $16 {was necessary.}) 35. b4 $2 {Mistake. h3 was best.} (35. h3 f5 36. Rge1 Ng8 37. gxf5+ Kxf5 38. Kg2 Nf6 39. Rf1+ Kg6 40. Kf2 Nh5) (35. h3 $18) 35... f5 $16 36. gxf5+ Nxf5 37. Ree1 e3 38. Rg4 Kh5 $6 {[#] Inaccuracy. e2 was best.} (38... e2) (38... e2 $11 {and Black is okay.}) 39. h3 $1 $18 Nh4 (39... Nh6 $142) 40. Re2 {[%cal Be1e2,Be2g2,Bg2g3][%mdl 32]} Kg6 41. Kg1 Kf5 42. Kf1 Ng6 $6 {Inaccuracy. Kf6 was best.} (42... Kf6 43. Ke1) (42... Kf6 {was worth a try.} 43. Ke1 Kf5) 43. Reg2 $6 {Inaccuracy. Rg3 was best.} (43. Rg3 Re4 44. c5 dxc5 45. bxc5 Re5 46. d6 Rxc5 47. Rexe3 Ne5 48. d7 Nxd7) 43... Kf6 44. R2g3 Nf4 45. h4 e2+ 46. Ke1 {White is clearly winning.} Nh5 $2 {Mistake. Re4 was best.} (46... Re4 47. hxg5+) 47. hxg5+ Kg6 48. Rg2 Ng7 49. Rxe2 Rxg5 50. Rxg5+ Kxg5 51. Re7 {1-0 White wins. PRECISÃO LICHESS: BRANCAS 92% PRETAS 89%. Weighted Error Value: White=0.30/Black=0.46. Loses game: 	--- 	Black=1 Missed win: 	White=2 	--- Mistake: 	White=1 	Black=4 Inaccurate: 	White=2 	Black=6 OK: 	White=13 	Black=12 Best: 	White=4 	Black=3 Strong: 	White=1 	---} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.11"]
[White "Sergio, Goncalves"]
[Black "Moises, Hiroshi Ogawa Akiam"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1844"]
[Annotator "Stockfish 16,1"]
[PlyCount "44"]
[EventDate "2024.??.??"]

{[%evp 10,44,-11,-10,7,10,25,24,45,54,109,100,193,82,78,65,127,71,342,339,362,358,358,354,360,344,337,215,380,392,451,449,446,444,492,495,523]} 1. d4 d5 2. f4 $6 {Inaccuracy. c4 was best.} (2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Qc2 Bd6) 2... Nf6 3. e3 c5 4. c3 Nc6 5. Bd3 e6 $6 {Inaccuracy. Bg4 was best.} (5... Bg4 6. Ne2 e6 7. O-O Bf5 8. Ng3 Bxd3 9. Qxd3 Bd6 10. Nd2) 6. Nf3 a6 {D00: 1 d4 d5: Unusual lines.} ({RR} 6... Qb6 7. O-O Bd6 8. Kh1 Bd7 9. Ne5 Ne7 10. Nd2 Bb5 11. c4 dxc4 12. Ndxc4 Bxc4 13. Nxc4 Qc7 14. Qa4+ Nc6 15. Nxd6+ Qxd6 16. Bb5 {½-½ (16) Dede,E (2274)-Szakolczai,P (2168) Hungary 2003}) 7. O-O Bd7 $146 ({RR} 7... b5 8. Nbd2 c4 9. Bc2 g6 10. Ne5 Bb7 11. Qe1 Bg7 12. g4 Nxe5 13. fxe5 Nxg4 14. Qg3 Nh6 15. e4 dxe4 16. Nxe4 Nf5 17. Qf2 O-O 18. Bg5 Qc7 19. Nf6+ Bxf6 20. Bxf6 Qc6 {0-1 (20) Wehr,J (1385)-Duda,K (1572) Duisburg 2005}) ({RR} 7... c4 8. Bc2 g6 9. Nbd2 Bg7 10. Ne5 O-O 11. e4 Qc7 12. Qf3 b5 13. g4 dxe4 14. Nxe4 Bb7 15. Nxf6+ Bxf6 16. Be4 Rac8 17. Bd2 Rfd8 18. Rae1 Bxe5 19. fxe5 Nxe5 20. Qf4 Nd3 21. Qxc7 Rxc7 22. Bxd3 {Akylbek,E (1603)-Omar,T (1874) Almaty KAZ 2024 0-1 (54)}) ({RR} 7... c4 8. Bc2 b5 9. Ne5 Qc7 10. Qe1 g6 11. a3 Bb7 12. Nd2 Bg7 13. Ndf3 Ne7 14. Bd2 O-O 15. g4 Ne4 16. g5 f6 17. gxf6 Bxf6 18. Ng4 Nf5 19. Nxf6+ Nxf6 20. Rd1 Rae8 21. Qe2 Re7 22. a4 {Walke,G-Boeckenhaupt,R Pocking 1996 0-1 (42)}) ({RR} 7... Bd6 8. Ne5 Ne7 9. Nd2 c4 10. Bc2 b5 11. Qe1 Bb7 12. Rf3 Ne4 13. Rh3 Nf5 14. g4 Nh6 15. Qh4 Qxh4 16. Rxh4 O-O-O 17. Nef3 Be7 18. g5 Nf5 19. Nf1 Nxh4 20. Nxh4 h6 21. Nf3 hxg5 22. fxg5 {Klugert,E-Gabriel,W Dresden 1993 0-1 (49)}) 8. Nbd2 {[%cal Bb1d2,Bd2f3,Bf3g5][%mdl 32]} c4 {White has an edge.} 9. Bc2 Bd6 $6 {Inaccuracy. Ng4 was best.} (9... Ng4 10. Qe2) 10. Ne5 {Dodges Ng4} b5 $6 {Inaccuracy. Qc7 was best.} (10... Qc7) (10... Qc7 $16 {was necessary.}) 11. a3 $146 {Mistake. e4 was best.} (11. e4 {Strongly threatening Nxc6.} Ne7 12. Nxd7 Nxd7 13. e5 Bc7 14. Nf3 Nf8 15. Bd2 h5 16. b3 Rb8) (11. e4 $18 {has better winning chances.}) ({Predecessor:} 11. e4 Qb6 12. Nxc6 Bxc6 13. e5 Be7 14. exf6 Bxf6 15. Nf3 Bb7 16. Be3 O-O-O 17. Qd2 {1-0 Fiedler,W (1939)-Feller,S (1766) Landesliga Nord 0304 Bayern 2003 (8.6)}) 11... Ne7 $16 12. Qe2 h5 $6 {Inaccuracy. g6 was best.} (12... g6 13. e4) 13. Ndf3 $6 {Inaccuracy. e4 was best. White is more active.} (13. e4) 13... Ne4 $4 {Blunder. g6 was best. Black cannot hold the game after this.} (13... g6) (13... Kf8 $16 {was called for.}) 14. Bxe4 $18 dxe4 15. Ng5 {[%csl Be4,Bf7]} Bxe5 16. fxe5 Nf5 17. Nxe4 Bc6 18. Nd2 {Mistake. Nc5 was best.} (18. Nc5 Rc8 19. e4 Nh4 20. Qf2 {[%csl Gf1][%cal Rf2f7]} O-O 21. Qe2 Ba8 22. Qxh5 {[%cal Oc1g5] Black must now prevent Bg5!} Rxc5 23. Bg5 Rxe5) 18... g5 $2 {Mistake. Qg5 was best.} (18... Qg5 19. Re1 {aiming for e4.} Qg4 20. e4 Qxe2 21. Rxe2 Ne7 22. Nf3 O-O 23. h3 Ng6 24. Bg5) (18... Qg5 $142 19. e4 Qe3+ 20. Rf2 Qxe2 21. Rxe2 Ne7) 19. e4 Ne7 $6 {Inaccuracy. Nh4 was best.} (19... Nh4 20. g3 Qe7 21. Rf6 Ng6 22. Nf3 h4 23. g4 O-O-O 24. Bxg5 Qb7 25. Re1) 20. Nf3 {White is clearly winning.} ({Not} 20. Qf3 Rh7 21. b3 g4 $18) 20... g4 21. Ng5 Rf8 {Black is weak on the dark squares} 22. Nh7 {[%cal Rh7f6] [#]} Rh8 {[%mdl 32768] 1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 91% PRETAS 82%. Weighted Error Value: White=0.23 (precise) /Black=0.68. Loses game: 	--- 	Black=1 Mistake: 	White=1 	Black=2 Inaccurate: 	White=2 	Black=2 OK: 	White=9 	Black=4 Best: 	White=1 	--- . An unexpected result.} 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.12"]
[White "Michel Mattos da Silva"]
[Black "Guilherme, De Moura Silva"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1268"]
[BlackElo "1831"]
[Annotator "Stockfish 16,1"]
[PlyCount "31"]
[EventDate "2024.??.??"]

{[%evp 9,31,-46,-19,-30,-7,-11,8,-5,-1,-113,-17,-87,-80,-66,-80,-225,-39,-35,-34,-773,-705,-29990,-29985,-29990]} 1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. e3 Bd6 ({RR} 5... c5 6. d4 cxd4 7. exd4 Bb4 8. Nge2 O-O 9. a3 Bxc3+ 10. bxc3 Re8 11. h3 Ne4 12. Be3 Qe7 13. Bg2 Bf5 14. Ra2 Nd7 15. O-O Rac8 16. Nf4 Nxc3 17. Nxd5 Nxd1 18. Nxe7+ Rxe7 19. Rxd1 Nf6 20. Rb2 {Pujol Zoilo,E (1593)-Sauri Verdaguer,R (1858) Llinars del Valles ESP 2024 1-0 (46)}) 6. Nf3 {A17: English Opening: 1...Nf6 with ...Bb4.} c6 7. Bg2 Bg4 8. h3 $146 {The position is equal.} ({Predecessor:} 8. O-O O-O 9. Qb3 Qd7 10. d3 Na6 11. d4 b6 12. Qa4 Nc7 13. Ne5 Bxe5 14. dxe5 {½-½ Nietmann,F (1379)-Plasswich,H (1770) Ruhrgebiet-ch Seniors 10th Essen 2003 (3)}) ({RR} 8. O-O Nbd7 9. d4 Ne4 10. Qb3 Bxf3 11. Bxf3 Ng5 12. Bg2 Rb8 13. e4 Nxe4 14. Re1 O-O 15. Nxe4 dxe4 16. Bxe4 Re8 17. f3 Nf6 18. Bg5 h6 19. Bxf6 Qxf6 20. Rad1 Bc7 21. Kg2 Bb6 22. d5 cxd5 {Ferraz Falco,F (1900)-Estrach Reixach,L (1865) Centelles 1996 1-0 (32)}) 8... Bf5 9. Qb3 $2 {Mistake. d3 was best.} (9. d3 h6) (9. d3 $11) 9... Qc8 $6 {Inaccuracy. Na6 was best.} (9... Na6 {White must now prevent ...Nb4.} 10. O-O Nc5 11. Qd1 h5 12. Ne1 Qd7 13. h4 Nd3 14. Qe2 Nxe1 15. Rxe1) (9... Na6 $17 10. Qxb7 Nb4) 10. O-O $6 {[%cal Od2d3] Inaccuracy. g4 was best.} (10. g4 Bg6) 10... Bxh3 11. Bxh3 Qxh3 12. Ne2 $2 {Mistake. Qxb7 was best.} (12. Qxb7 {[#]} O-O $1) (12. Qxb7 $17 Bxg3 13. fxg3 (13. Qxa8 $2 {too greedy.} Bd6 $19) 13... Qxg3+ 14. Kh1) 12... Ne4 $4 {Blunder. O-O was best.} (12... O-O 13. Nf4 Bxf4 14. exf4 Nbd7 {...Ng4 would now be deadly.} 15. Ng5 Qg4 16. d4 Rae8 17. Nf3 Re2 {Dodges Bd2} 18. Kg2) ({Black should play} 12... O-O $19 {Hoping for ...Nbd7.} 13. Nf4 Bxf4 14. exf4 Nbd7) 13. Qxb7 $15 {[%cal Od2d3]} h5 {[%cal Oh5h4] ...h4! is the strong threat.} 14. d4 $4 {[#] Blunder. Nf4 was best.} (14. Nf4 $1) (14. Qxa8 g5 15. Qxa7 h4 $19) (14. Nf4 $15 Bxf4 15. exf4 (15. Qxa8 Bxg3 16. fxg3 Qxg3+ 17. Kh1 Rh6 $19)) 14... h4 $1 $19 {[%cal Rh4g3][%mdl 512]} 15. Ne5 {[#]} (15. gxh4 Ng5) 15... Bxe5 $1 16. dxe5 $2 {[%mdl 32768] Checkmate is now unavoidable. Nf4 was best. 1-0 White wins. PRECISÃO LICHESS: BRANCAS 64% PRETAS 85%. Weighted Error Value: White=1.52/Black=0.43. Loses game: 	White=1 	--- Missed win: 	--- 	Black=1 Mistake: 	White=2 	Black=1 Inaccurate: 	White=2 	--- OK: 	White=1 	Black=2 Best: 	White=1 	Black=1 Brilliant: 	--- 	Black=1 . Loss on time!?} (16. Nf4 Bxf4 17. gxf4 O-O {[%cal Oh3f3]} 18. Qb3 Nd7 {aiming for ...Rae8.} 19. Qc2 Rfe8 20. f3 Re6 {(  ...Rg6+)} 21. Qg2 Rg6) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.13"]
[White "Waldefran, Clementino Chagas"]
[Black "Miguel, Mendes Da Costa"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1712"]
[BlackElo "1646"]
[Annotator "Stockfish 16,1"]
[PlyCount "53"]
[EventDate "2024.??.??"]

{[%evp 9,53,39,73,86,141,141,148,144,199,197,378,223,413,414,506,394,523,468,546,537,789,418,428,434,429,422,414,330,437,318,322,311,311,272,343,339,346,332,331,334,346,342,379,348,368,351]} 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Bb4+ 6. Nc3 {B22: Sicilian: 2 c3.} Qc7 $6 {Inaccuracy. d5 was best.} (6... d5 7. e5 Bd7 8. Bd3 Nge7 9. O-O Ng6 10. a3 Bxc3 11. bxc3) ({RR} 6... d6 7. Bd3 Bd7 8. O-O Nge7 9. Qe2 Ng6 10. Rd1 O-O 11. Be3 Qe7 12. Rac1 Ba5 13. a3 a6 14. b4 Bb6 15. Rc2 Ba7 16. e5 d5 17. Rcc1 Rfc8 18. Bb1 f5 19. exf6 gxf6 20. h4 Bb8 21. g3 {Horvath,T (2283)-Hari,D (2255) Hungary 2006 1-0 (38)}) ({RR} 6... Nge7 7. Bd3 d5 8. O-O O-O 9. a3 Ba5 10. e5 Ng6 11. Ng5 h6 12. Nxf7 Rxf7 13. Bxg6 Rf8 14. Qg4 Ne7 15. Bd3 Nf5 16. Qg6 Rf7 17. Ne2 Bd7 18. Be3 Be8 19. Qxe6 Qd7 20. Bxf5 Rc8 21. Rac1 {Borges,J (1952)-De Oliveira,J (1603) Rio de Janeiro 2022 1-0}) 7. Bd2 {aiming for d5.} Nf6 8. Bd3 {[%cal Bf1d3,Bd3h7,Bh7b1][%mdl 32] White is clearly better.} a6 $146 ({RR} 8... d6 9. O-O a6 10. d5 Ne5 11. Qa4+ Bd7 12. Qxb4 Nxd3 13. Qd4 Nc5 14. e5 dxe5 15. Nxe5 O-O 16. d6 Qc8 17. Rac1 b6 18. b4 Nb7 19. Qxb6 Qb8 20. Bg5 Bb5 21. Nxb5 axb5 22. Bxf6 gxf6 23. Nd7 {Brozova,R (1745)-Kanak,M (1263) Kouty nad Desnou 2017 1-0 (43)}) 9. O-O O-O $2 {Mistake. d5 was best.} (9... d5 {...Bxc3 would now be deadly.} 10. e5 Nd7 11. Ng5 Be7 12. Qg4 g6 13. Rac1 Qb6 14. Be3 Qxb2 15. Qf4) (9... d5 $142) 10. Rc1 $146 {Mistake. e5 was best.} (10. e5 Ng4 11. Bxh7+ Kxh7 12. Ng5+ Kg8 {[%cal Of7f6]} 13. Qxg4 {White wants to mate with Qh5.} f6 14. exf6 d5 15. f7+ Rxf7) (10. e5 $142) ({Predecessor:} 10. a3 Be7 11. Rc1 d5 12. e5 Nd7 13. Ne1 f5 14. Ne2 b5 15. Nf4 {1-0 Lazniewski,T (1422)-Matloka,M (1300) POL-chT U20 2nd League Szczyrk 2017 (4.86)}) 10... Qd8 {Mistake. Be7 was best.} (10... Be7 11. e5 Ne8 12. Re1 {Threatens to win with d5.} d6 13. Bb1 d5 14. h4 Bd7 15. g3 f5 16. Kg2) (10... Be7 $142 11. e5 Ne8) 11. e5 $18 Bxc3 12. bxc3 {Inaccuracy. Rxc3 was best.} (12. Rxc3 Ng4 13. Bxh7+ Kxh7 14. Ng5+ Kg8 15. Qxg4 f6 16. Rg3 {[%cal Og5e6] And now Nxe6! would win.} Qe7 17. exf6 Rxf6) 12... Nd5 $6 {[#] Inaccuracy. Ng4 was best.} (12... Ng4 13. h3) 13. Bxh7+ {[%mdl 576] Decoy. A strong pair of Bishops.} Kh8 $6 {Inaccuracy. Kxh7 was best.} (13... Kxh7 14. Ng5+ Kg8 {White must now prevent ...f6.} 15. Qh5 Qxg5 16. Bxg5 b5 17. f4 Nce7 18. f5 Nxf5 19. g4) 14. Bb1 f6 15. Nh4 $6 {Inaccuracy. Ng5 was best.} (15. Ng5 g6 {Repels Qh5+} 16. Bxg6 {Intending Qh5+ and mate.} Kg8 17. Qh5 {[%csl Gg5,Gg6][%cal Rh5h7]} Qe7 18. Bh7+ Kg7 19. Ne4 {Bh6+ would kill now.} Kh8 20. Bg6+ Kg8) 15... f5 16. Ng6+ Kg8 17. Nxf8 (17. Qh5 Nde7 18. Nxf8 (18. Bg5 Qe8 $18) 18... Qxf8 $18) 17... Qxf8 18. Qh5 Qf7 $6 {Inaccuracy. b5 was best.} (18... b5 19. g4 Nce7 20. f3 a5 21. Rf2 Bb7 22. Rg2 Rc8 23. Kf2 Rxc3 24. Rxc3) 19. Qh4 {Inaccuracy. Qxf7+ was best.} (19. Qxf7+ Kxf7 20. c4 Nde7 21. d5 Nxe5 22. Rfe1 d6 23. Bb4 exd5 24. Bxd6 N5c6) 19... b5 20. Rfd1 Bb7 21. a4 b4 22. cxb4 Ncxb4 23. Bxb4 Nxb4 24. Rc3 Bc6 25. Rdc1 ({Don't play} 25. Rh3 Qg6 26. Rg3 (26. d5 Nxd5 27. Rg3 Qh7 $18) 26... Qh7) 25... Qg6 {[%csl Gc6][%cal Rg6g2] [#]} 26. Rg3 Qf7 27. a5 {[%mdl 32768] 1/2-1/2 The game is a draw. PRECISÃO LICHESS: BRANCAS 91% PRETAS 85%. Black got outplayed after the opening. Weighted Error Value: White=0.46/Black=0.59. Mistake: 	White=1 	Black=2 Inaccurate: 	White=1 	Black=5 OK: 	White=8 	Black=4 Best: 	White=1 	--- . An unexpected result.} ({Don't take} 27. Rh3 Kf8 28. g4 Qg6 $18) 1/2-1/2

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.14"]
[White "Almir, Souza De Almeida"]
[Black "Luiz, Felipe De Moraes"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1868"]
[BlackElo "1715"]
[Annotator "Stockfish 16,1"]
[PlyCount "45"]
[EventDate "2024.??.??"]

{[%evp 10,45,6,5,27,-23,-28,-41,-22,-15,-14,-45,-42,-39,27,32,38,7,124,126,125,41,100,71,73,53,313,312,315,320,315,267,419,336,414,275,308,121]} 1. Nf3 c5 2. e3 g6 3. c4 Bg7 4. Nc3 Nf6 5. d4 cxd4 6. exd4 O-O {A31: Symmetrical English: 2 Nf3 Nf6 3 d4.} 7. Bf4 d5 8. c5 {The main line 8.c5 scores better than 8.Be2.} Nc6 {Black is slightly better.} 9. Be2 Bg4 10. h3 $146 ({RR} 10. O-O Ne4 11. Be3 e6 12. Ne1 Bxe2 13. Nxe2 b6 14. f3 Nf6 15. Rc1 bxc5 16. Rxc5 Ne7 17. Nd3 Nd7 18. Rb5 Nf5 19. Bf2 Nd6 20. Rb3 Nc4 21. Rc3 Bh6 22. b3 Ne3 23. Qc1 Ng4 24. Qc2 Nxf2 {Holst,C-Ek,H (2335) Sweden 1983 0-1 (33)}) 10... Bxf3 11. Bxf3 Re8 $146 {Inaccuracy. Nd7 was best.} (11... Nd7 {Strongly threatening ...e6.} 12. Bxd5 {0-0 would now be deadly.} Nxd4 {[%cal Od8a5]} 13. Be3 e5 14. b4 a5 15. Bxb7 axb4 16. Ne4 $1 f5 17. Ng5 (17. c6 $5)) ({Predecessor:} 11... e6 12. O-O Nd7 13. Bd6 Ne7 14. Nb5 {½-½ Meszaros,E (1811)-Kurcsics,E (1929) Gyor op-A 7th 2016 (9)}) 12. O-O e6 13. Nb5 (13. b4 $5) 13... Ne4 $2 {Mistake. Rf8 was best.} (13... Rf8) (13... Re7 $11) 14. Bxe4 $16 (14. Nc7 Bh6 $14) 14... dxe4 15. Be3 {Inaccuracy. Nc7 was best.} (15. Nc7) (15. Nc7 $16) 15... f5 $6 {Inaccuracy. Bf8 was best.} (15... Bf8) 16. Qb3 Qe7 17. Nd6 Rac8 {Blunder. Rf8 was best. A mistake that costs the game.} 18. d5 $18 (18. Nxc8 $6 Rxc8 19. Rad1 Qf7 $18) 18... exd5 19. Qxd5+ (19. Nxc8 Rxc8 20. Rad1 (20. Qxd5+ Kh8 $16) 20... Qf7 $18) 19... Kh8 20. Rab1 (20. Nxc8 Rxc8 21. Rfd1 Bxb2 $16) 20... f4 $2 {Mistake. Ne5 was best.} (20... Ne5 21. Nxc8 Rxc8 22. Rbd1 Nd3 23. f3 Rd8 24. Qc4 {aiming for fxe4.} Re8 25. Bd4 {Hoping for fxe4.} Nf4 26. fxe4) (20... Nb4 {might work better.} 21. Nxc8 (21. Qxb7 Qxb7 22. Nxb7 Be5 $16) 21... Rxc8) 21. Bd2 (21. Bxf4 Nb4 22. Qc4 (22. Qxb7 Qxb7 23. Nxb7 Re7 $16) 22... Nd3 23. Nxc8 Rxc8 $18) 21... f3 22. g3 $6 {Inaccuracy. Rfe1 was best.} (22. Rfe1 Qc7 23. Bc3 Rf8 24. Nxc8 Qxc8 25. Qxe4 fxg2 26. Kxg2 Bxc3 27. bxc3 Qd8) ({Less strong is} 22. Nxc8 Rxc8 23. Rfe1 (23. gxf3 Nd4 $16) 23... Re8 $18) (22. gxf3 Nd4 23. fxe4 (23. Nxc8 Nxf3+ 24. Kh1 Qh4 $14) (23. Qxe4 Qxe4 {[%mdl 64] Remove Defender} 24. fxe4 Nf3+ 25. Kg2 Nxd2 $17) 23... Nf3+ 24. Kg2 Nxd2 $18) 22... Nd4 23. Nxc8 $6 {Inaccuracy. Rbd1 was best. 1-0 White wins. PRECISÃO LICHESS: BRANCAS 89% PRETAS 8%. Weighted Error Value: White=0.39/Black=0.61. Loses game: 	--- 	Black=1 Missed win: 	White=1 	--- Mistake: 	White=1 	Black=2 Inaccurate: 	White=4 	Black=2 OK: 	White=4 	Black=5} (23. Rbd1 h6 24. Kh2 Nf5 25. Nxc8 Rxc8 26. Rfe1 Re8 27. c6 bxc6 28. Qxc6 Kh7) (23. Bg5 $18 {has better winning chances.} Qe6 (23... Ne2+ $2 24. Kh2 $18) 24. Qxe6 (24. Qxb7 {leads to mate.} Qxh3 25. Nf7+ Kg8) 24... Nxe6 25. Be3 (25. Nxe4 Nxg5 26. Nxg5 Rxc5 $14)) 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.15"]
[White "Roberto, Fabelino De Souza"]
[Black "Gabriel Silva Cosme"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1741"]
[BlackElo "1577"]
[Annotator "Stockfish 16,1"]
[PlyCount "79"]
[EventDate "2024.??.??"]

{[%evp 12,79,44,44,68,35,50,35,58,47,63,46,49,46,158,86,154,41,46,-17,-12,-19,17,19,138,145,144,157,175,116,221,158,207,185,199,155,189,188,189,191,193,182,309,314,310,300,325,338,325,329,417,397,512,375,502,331,522,382,471,462,524,299,303,290,366,306,326,294,296,264]} 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 c5 7. O-O Qc7 {A34: Symmetrical English: 2 Nc3, lines with ...d5.} ({RR} 7... e5 8. d4 Nc6 9. dxc5 dxc5 10. Qxd8 Rxd8 11. Bxc6 bxc6 12. e4 Be6 13. b3 Rd4 14. f3 Rd7 15. Ba3 Bf8 16. Rad1 Rad8 17. Rxd7 Rxd7 18. Rd1 Rxd1+ 19. Nxd1 Nd7 20. Ndc3 f5 21. Kf2 Kf7 22. Nc1 {Kruckenhauser,A (2350)-Bryant,T (2084) chess.com INT 2024 1-0 (43)}) 8. Rb1 Nc6 9. a3 a5 $146 {White is slightly better.} ({RR} 9... Bf5 10. d3 Qd7 11. Nf4 g5 12. e4 gxf4 13. exf5 Qxf5 14. Bxc6 bxc6 15. Bxf4 e5 16. Be3 Qh3 17. Qf3 Ng4 18. Qg2 Qxg2+ 19. Kxg2 Nxe3+ 20. fxe3 f5 21. e4 f4 22. gxf4 exf4 23. Ne2 Be5 24. Rf3 {Rennenkampff,J-Mueller,W (1933) Bad Woerishofen 2012 0-1 (53)}) 10. Nb5 Qd7 11. d4 cxd4 $146 ({Predecessor:} 11... b6 12. h3 e6 13. b3 Bb7 14. Bb2 Rad8 15. Nec3 Na7 16. Bxb7 Qxb7 17. Nxa7 Qxa7 {½-½ Schwenk,S (1719)-Englert,L (1476) Heusenstamm Sparkassen op-B 7th 2021 (7.17)}) 12. exd4 b6 $6 {Inaccuracy. d5 was best.} (12... d5) (12... d5 $14) 13. b3 $6 {Inaccuracy. d5 was best. White is more active.} (13. d5 Na7 14. a4 Nxb5 15. cxb5 Qf5 16. Be3 Qh5 17. Bxb6 Bh3 18. Bxh3 Qxh3) 13... Bb7 $6 {[%cal Oa5a4] Inaccuracy. d5 was best.} (13... d5) 14. Bb2 $2 {Mistake. d5 was best.} (14. d5 Na7 15. Nxa7 Rxa7 16. Nd4 Re8 17. Be3 Raa8 18. Re1 h5 19. Bf4 a4) ({White should try} 14. d5 $16) 14... Na7 {[#] Hoping for ...Bxg2.} 15. Nbc3 $6 {Inaccuracy. Bxb7 was best.} (15. Bxb7 Qxb7 16. Nxa7 Qxa7 17. d5 a4 18. b4 Rac8 19. Qd3 Qd7 20. Nd4 e5) (15. Bxb7 {simplifies} Qxb7 16. Nxa7 Rxa7 17. d5) 15... Bxg2 16. Kxg2 Qb7+ 17. Kg1 Nc6 $2 {Mistake. b5 was best.} (17... b5) (17... b5 $11 {remains equal.}) 18. d5 $16 Nb8 19. Nd4 {[%cal Be2d4,Bd4b5,Bb5d6][%mdl 32]} Qd7 20. Kg2 Qg4 $6 {Inaccuracy. Na6 was best.} (20... Na6) (20... Na6 $16) 21. f3 $6 {Inaccuracy. Re1 was best.} (21. Re1 Qd7 22. Qf3 Re8 23. Re2 Na6 24. Na4 Qb7 25. Rbe1 {Nc6 would now be deadly.} Rac8 26. Nb5 {aiming for Bxf6.} Rcd8) 21... Qc8 22. Re1 Re8 23. Na4 Qc7 24. Nb5 Qd8 25. Bd4 Nbd7 26. Bf2 e6 $6 {Inaccuracy. Nc5 was best.} (26... Nc5 27. Nac3 Nfd7 28. Bd4 h5 29. Bxg7 Kxg7 30. Rb2 h4 31. Rbe2 ({Better is} 31. b4 $18) 31... Nf6 $16 32. Kg1) (26... Nc5 {was necessary.} 27. Nac3 Qb8) 27. Nxd6 Re7 28. dxe6 Rxe6 29. Rxe6 fxe6 30. Qe2 e5 {Inaccuracy. Qe7 was best.} (30... Qe7 31. Rd1 Rd8 32. Nb5 Rb8 33. Rd6 e5 34. Nxb6 Nxb6 35. Rxb6 Rxb6 36. Bxb6) 31. Rd1 Qc7 $6 {Inaccuracy. h6 was best.} (31... h6 32. Ne4 Qc7 33. Nxf6+ Nxf6 34. Nxb6 Rb8 35. Nd5 Nxd5 36. cxd5 Qd6 37. Qc4) 32. Nb5 $6 {Inaccuracy. c5 was best.} (32. c5 {Threatening mate with Qc4+.} h5 33. cxb6 Qc6 34. Qc4+ Qxc4 35. bxc4 e4 36. fxe4 Ne5 37. b7 Rb8) 32... Qb7 33. Nac3 $6 {Inaccuracy. Nd6 was best.} (33. Nd6 Qa6 34. Nc3 Rf8 35. Nd5 Qa7 36. Nxf6+ Bxf6 37. Qd3 Nc5 38. Bxc5 bxc5) 33... Ng4 $2 {Mistake. Bf8 was best.} (33... Bf8 34. Nd6 Bxd6 35. Rxd6 Ne8 36. Rd2 Nef6 37. h3 Rf8 38. b4 axb4 39. axb4) (33... Bf8 $142 34. Nd6 Qc6) 34. Bg1 $6 {Inaccuracy. Nd6 was best.} (34. Nd6 Qa6 35. fxg4 Rf8 36. Nde4 Nf6 37. Kg1 Qb7 38. h3 Nxe4 39. Nxe4 h6) 34... Ngf6 35. Nd6 Qc6 {Inaccuracy. Qa6 was best.} (35... Qa6 36. Nce4 h6 37. Nxf6+ Nxf6 38. Qxe5 a4 39. b4 Rd8 40. Qe6+ Kh7 41. Bf2) 36. Ncb5 $2 {[%cal Oc4c5] Mistake. c5 was best. c5! is the strong threat.} (36. c5 Bf8 37. Qc4+ Kh8 38. cxb6 Qxc4 39. bxc4 Kg8 40. c5 Nb8 41. Ncb5 Nc6) 36... Bf8 37. h3 Ne8 $6 {Inaccuracy. Be7 was best.} (37... Be7 {37...b8 2.82} 38. c5 bxc5 39. Qc4+ Kh8 40. Nf7+ Kg7 41. Be3 {And now Bh6+ would win.} Nb6 42. Bh6+ Kg8 43. Nxe5+) 38. Ne4 Nef6 39. Nxf6+ Nxf6 40. Qxe5 {1-0 White wins. PRECISÃO LICHESS: BRANCAS 89% PRETAS 86%. Weighted Error Value: White=0.46/Black=0.58. Mistake: 	White=1 	Black=5 Inaccurate: 	White=6 	Black=4 OK: 	White=9 	Black=6 Best: 	White=1 	---} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.16"]
[White "Handel, Scholze Marques"]
[Black "Flavio C. Balod"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1587"]
[BlackElo "1709"]
[Annotator "Stockfish 16,1"]
[PlyCount "44"]
[EventDate "2024.??.??"]

{[%evp 9,44,-32,-29,-20,-11,-17,-16,-18,46,40,35,26,44,14,13,-34,0,0,19,17,21,17,74,76,69,23,24,26,24,23,29,13,11,-11,195,-14,-19]} 1. e4 Nf6 2. d3 $6 {Inaccuracy. e5 was best.} (2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 dxe5 6. fxe5 Bf5) 2... e5 3. g3 d5 4. exd5 Qxd5 5. Nf3 Bg4 6. Bg2 {B02: Alekhine's Defence: Chase Variation and lines with early Nc3.} Nc6 {[#] Hoping for ...e4.} 7. Nc3 Qd7 {[%cal Oe5e4] ...e4! is the strong threat.} 8. h3 Bh5 $146 {[%cal Oe5e4]} ({RR} 8... Be6 9. Ng5 Bf5 10. Be3 Bb4 11. g4 Bg6 12. a3 Ba5 13. b4 Bb6 14. b5 Nd8 15. Nf3 Qe7 16. Qd2 Ba5 17. O-O e4 18. Nh4 Qe5 19. d4 Qe6 20. Nxg6 hxg6 21. d5 Qe7 22. Bd4 a6 23. bxa6 {De Boni,J-Dobrev,N (2374) Dos Hermanas 2003 1-0 (40)}) 9. g4 Bg6 10. Nh4 $146 ({Predecessor:} 10. Be3 Bb4 11. a3 Bxc3+ 12. bxc3 Nd5 13. Qd2 e4 14. Nh4 exd3 15. Nxg6 hxg6 16. cxd3 Nxe3 17. Qxe3+ {1-0 Babazada,K (2468)-Orujov,F (2243) Baku op 2024 (3)}) 10... O-O-O 11. Nxg6 hxg6 12. Bg5 Be7 13. Qf3 Nh7 {[%cal Bf6h7,Bh7g5,Bg5f3][%mdl 32]} 14. Bxe7 Qxe7 15. O-O-O Ng5 16. Qe3 Nd4 17. f4 $6 {Inaccuracy. Rde1 was best. Inhibits f6.} (17. Rde1 {[%cal Of2f4]} c6 18. f4 Nge6 19. fxe5 g5 20. Qd2 Nf4 21. Rhf1 Rhe8 22. Re4 Kb8) 17... Qc5 {[%cal Od4b3]} 18. Qxe5 (18. fxg5 $2 {too greedy.} Nb3+ 19. axb3 Qxe3+ $19) 18... Qxe5 19. fxe5 {Rdf1 would now be deadly.} Ngf3 {[#]} 20. e6 $1 {And now Bxf3 would win.} Nh4 {A dynamic duo of knights.} 21. Be4 c6 $4 {Blunder. Nxe6 was best.} (21... Nxe6 22. Rh2) (21... Nxe6 $11 22. Rhf1 Ng5) 22. e7 $4 {Blunder. exf7 was best.} (22. exf7 Rd7 23. Rhf1 Rf8 24. Bh1 Rdxf7 25. Rxf7 Rxf7 26. Ne4 {Dodges Rf2} Kc7 {Repels Nd6} 27. c3 Ne6) ({White has to play} 22. exf7 $18 {aiming for Rhf1.} Rd7 23. Rhf1) 22... Rde8 {[%mdl 32768] Ilegível PRECISÃO LICHESS: BRANCAS 87% PRETAS 89%. Weighted Error Value: White=0.27 (precise) /Black=0.31. Loses game: 	--- 	Black=1 Missed win: 	White=1 	--- Inaccurate: 	White=3 	Black=3 OK: 	White=6 	Black=5 Best: 	--- 	Black=1 . Loss on time!?} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.17"]
[White "Sophia Magalhães de Lima"]
[Black "Adnilton, Correia De Almeida"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1479"]
[BlackElo "1685"]
[Annotator "Stockfish 16,1"]
[PlyCount "25"]
[EventDate "2024.??.??"]

{[%evp 9,25,21,23,17,22,2,38,-9,7,13,10,-5,9,-35,355,350,418,432]} 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. Nc3 Nf6 5. h3 a6 ({RR} 5... c6 6. d3 O-O 7. O-O b5 8. Bb3 Nbd7 9. a3 Nc5 10. Ba2 Be6 11. d4 Bxa2 12. Rxa2 Ncxe4 13. Nxe4 Nxe4 14. Qe2 f5 15. dxe5 dxe5 16. c4 Bf6 17. Be3 a6 18. Raa1 Qe7 19. Rac1 Rad8 20. cxb5 {Pilz,D (2269)-Unger,M (2076) Bayern 2007 1-0 (66)}) 6. d3 {C41: Philidor Defence.} O-O 7. Be3 ({RR} 7. O-O Be6 8. Bb3 c6 9. d4 Bxb3 {0-1 (9) Adebo,M (1979)-Kenea,E (1772) Addis Ababa 2022}) 7... Nc6 $146 ({RR} 7... b5 8. Bb3 Bd7 9. Qd2 Nc6 10. a3 Rc8 11. Ne2 Nb8 12. Bg5 c5 13. c4 Be6 14. Rc1 a5 15. O-O b4 16. a4 Nc6 17. Ng3 Qd7 18. Qe2 h6 19. Be3 Ne8 20. Kh2 f5 21. Ng1 f4 22. Qh5 {Baltasar Lancharro,V-Fradera Manils,J Santa Eulalia de Roncana 2008 0-1 (49)}) 8. O-O {White is slightly better.} b5 9. Bd5 Bb7 10. d4 $146 ({Predecessor:} 10. Qd2 b4 11. Ne2 a5 12. a4 Nxd5 13. exd5 Na7 14. c4 bxc3 15. bxc3 Bxd5 16. Rab1 Bxf3 17. gxf3 {0-1 Maier,K (1620)-Kiefel,D (1620) GER Pfingstopen U12 Playchess.com INT blitz 2020 (2)}) 10... Nxd5 11. exd5 {[%cal Be4d5,Bd5c6,Bc6b7][%mdl 32] Inaccuracy. Nxd5 was best.} (11. Nxd5) 11... exd4 $4 {Blunder. Na5 was best.} (11... Na5) (11... Na5 $15 {stays ahead.}) 12. dxc6 $18 dxc3 13. cxb7 {1-0 White wins. PRECISÃO LICHESS: BRANCAS 92% PRETAS62%. White took control after the opening. Weighted Error Value: White=0.22 (precise) /Black=0.89. Loses game: 	--- 	Black=1 Inaccurate: 	White=2 	Black=1 OK: 	White=1 	Black=1 Best: 	White=2 	---} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.19"]
[White "Mauro, Araujo Lima De Souz"]
[Black "Marcello, Henrique Amaral Da"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1511"]
[BlackElo "1579"]
[Annotator "Stockfish 16,1"]
[PlyCount "26"]
[EventDate "2024.??.??"]

{[%evp 12,26,50,34,35,-26,45,-7,46,22,19,-15,-16,-34,-32,-30,-1]} 1. e4 e6 2. e5 d5 3. d4 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nh6 7. O-O cxd4 {C02: French: Advance Variation.} 8. Nxd4 Nxd4 9. Qxd4 Bc5 $6 {Inaccuracy. Qxd4 was best. The position is equal.} (9... Qxd4) 10. Qh4 Nf5 11. Qf4 $146 ({Predecessor:} 11. Qh3 Qc7 12. b4 Bb6 13. a4 Qxe5 14. Re1 Qf6 15. a5 Bc7 16. g4 Qh4 17. Qg2 {0-1 Keogh,E (2175)-Clarke,T (2230) IRL-ch Dublin 1996 (8)}) ({RR} 11. Qh3 Qc7 12. b4 Bb6 13. a4 Qxe5 14. Re1 Qf6 15. a5 Bc7 16. g4 Qh4 17. Qg2 Ne7 18. Nd2 Ng6 19. Nf3 Qd8 20. Bg5 Qd6 21. Bb5+ Bd7 22. Bxd7+ Qxd7 23. c4 dxc4 24. Qf1 h6 25. Red1 Qc6 {Keogh,E (2175)-Clarke,T (2230) Dublin 1996 0-1}) 11... Bd7 12. b4 Be7 13. a4 {Dodges Bb5} h6 {[%mdl 32768] Ilegível PRECISÃO LICHESS: BRANCAS 92% PRETAS 91%. Weighted Error Value: White=0.30/Black=0.30. Inaccurate: 	White=3 	Black=3 OK: 	--- 	Black=3 Best: 	White=1 	--- . Loss on time!?} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.20"]
[White "Lucas do Nascimento de Araúj"]
[Black "Diogo, Ubirajara Correa Ju"]
[Result "0-1"]
[ECO "B11"]
[BlackElo "1570"]
[Annotator "Stockfish 16,1"]
[PlyCount "42"]
[EventDate "2024.??.??"]

{[%evp 9,42,26,32,37,27,28,57,18,21,-18,5,-76,-46,-130,-67,-97,-14,-361,-358,-357,-357,-350,-252,-266,-253,-286,-281,-314,-320,-492,-507,-531,-533,-560,-562]} 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 {[%cal Bc8g4,Bg4h5,Bh5g6][%mdl 32]} 4. Be2 dxe4 5. Nxe4 Nf6 ({RR} 5... Nd7 6. O-O Ngf6 7. Ng3 e6 8. d4 Be7 9. h3 Bxf3 10. Bxf3 O-O 11. Re1 Qb6 12. c3 Rfe8 13. Qc2 Rad8 14. a4 Qc7 15. a5 Bd6 16. Nf1 e5 17. Bd2 exd4 18. cxd4 Bf4 19. Ne3 a6 20. Rac1 {Rapport,R (2731)-Ruck,R (2531) Samarkand UZB 2023 1-0 (34)}) 6. Nxf6+ {B11: Caro-Kann: Two Knights Variation.} exf6 7. h3 ({RR} 7. O-O Bd6 8. h3 Bh5 9. Nh4 Bg6 10. d4 O-O 11. Be3 f5 12. Nxg6 hxg6 13. Bc4 Nd7 14. Qf3 Qh4 15. g4 Nb6 16. Bb3 a5 17. a4 f4 18. Bd2 Qf6 19. c3 g5 20. Rfe1 Rad8 21. Rad1 Bc7 {Gov,G (2127)-Kochavi,O (2428) Acre ISR 2024 0-1 (47)}) 7... Bh5 $146 ({RR} 7... Bf5 8. d4 Bd6 9. Bd3 O-O 10. O-O Bg6 11. Bxg6 hxg6 12. c4 Na6 13. Be3 Qd7 14. d5 c5 15. Rc1 Rfe8 16. a3 f5 17. Re1 b5 18. b3 bxc4 19. bxc4 Re4 20. Qc2 Rae8 21. Qb3 Nc7 22. Nd2 {Galego,L (2473)-Alonso Rosell,A (2570) Sao Joao da Madeira POR 2023 0-1 (78)}) ({RR} 7... Be6 8. O-O Bd6 9. d4 O-O 10. c4 Re8 11. b3 Nd7 12. Bb2 Nf8 13. d5 cxd5 14. cxd5 Bxd5 15. Bb5 Re7 16. Nh4 Be6 17. Qf3 a6 18. Bd3 Rd7 19. Rad1 Ng6 20. Nf5 Be5 21. Bc1 Rc8 22. Be4 {Raja,H (2472)-Sadhwani,R (2545) Lichess.org INT 2020 0-1 (33)}) ({RR} 7... Be6 8. d4 Bd6 9. O-O O-O 10. Be3 Re8 11. Re1 Nd7 12. c4 Nf8 13. Qa4 Qd7 14. d5 cxd5 15. Qxd7 Bxd7 16. cxd5 Ng6 17. Nd4 Be5 18. Red1 a6 19. Bg4 Rad8 20. Nb3 Bxg4 21. hxg4 Bxb2 22. Rab1 {Kartsev,N (2041)-Soham,D (2303) Reykjavik 2022 0-1 (83)}) 8. g4 {White is slightly better.} Bg6 9. d3 Be7 $146 ({Predecessor:} 9... Qd5 10. c4 Qd6 11. Qb3 Qb4+ 12. Qxb4 Bxb4+ 13. Bd2 Bxd2+ 14. Nxd2 O-O 15. O-O-O Re8 16. Rde1 Nd7 17. Nf3 Ne5 18. Nxe5 fxe5 19. Bf3 Bxd3 20. Rd1 Bxc4 {1-0 De la Victoria,D-Gentil,D COL GP U16 Bilin 2008 (4)}) 10. b3 $6 {Inaccuracy. Nh4 was best.} (10. Nh4 Na6 11. O-O Nc7 12. Bf3 Qd7 {[%cal Oh7h5]} 13. Re1 O-O 14. Be4 Rfe8 15. Nf5 Bc5) 10... Nd7 11. Nd2 $6 {Inaccuracy. Nh4 was best.} (11. Nh4 Nf8) (11. Nh4 $15) 11... Bc5 {Black is more active.} 12. Bb2 Qb6 $6 {Inaccuracy. O-O was best.} (12... O-O 13. O-O) (12... O-O $17) 13. Ne4 $4 {Blunder. Nc4 was best. Now White is beyond hope.} (13. Nc4 Qc7 14. h4 {Strongly threatening h5.} h6 15. Qd2 O-O {next ...Rfe8 is good for Black.} 16. d4 Be7 17. O-O-O a5 18. Bd3 b5) (13. Nc4 $11 {and White is okay.} Qc7 (13... Bxf2+ $2 {too greedy.} 14. Kf1 $18) 14. h4) 13... Bxe4 $19 14. dxe4 Bxf2+ ({Not} 14... Qb4+ 15. Kf1 $17) 15. Kf1 Bg3 $6 {Inaccuracy. O-O-O was best.} (15... O-O-O 16. Bd3 Bd4 17. Bxd4 Qxd4 18. Ke2 Nc5 {[%cal Oh8e8] White must now prevent ...Rhe8!} 19. Qg1 Qc3 20. Qe3 h5 21. Raf1) 16. Bd4 Qc7 17. Be3 O-O 18. Qd2 Rad8 {[%cal Od7c5]} 19. Bxa7 $2 {Mistake. Bd3 was best.} (19. Bd3 Rfe8 20. h4 h5 21. Qe2 Bf4 22. Bf2 Ne5 23. gxh5 f5 {...fxe4 is the strong threat.} 24. Re1 Nxd3) (19. Bd3 $142) 19... b6 {Black is clearly winning.} 20. Qd3 Be5 21. c3 Qxa7 {0-1 Black wins. PRECISÃO LICHESS: BRANCAS 79% PRETAS 94%. Weighted Error Value: White=0.70/Black=0.27 (precise) . Loses game: 	White=1 	--- Mistake: 	White=2 	Black=1 Inaccurate: 	White=4 	Black=3 OK: 	White=1 	Black=6 Best: 	White=1 	Black=1} 0-1

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.21"]
[White "Flavio, Cesar De Carvalho S"]
[Black "Joao Guilherme Alves Sabadin"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1319"]
[BlackElo "1059"]
[Annotator "Stockfish 16,1"]
[PlyCount "43"]
[EventDate "2024.??.??"]

{[%evp 16,42,0,5,157,33,110,39,101,76,138,114,149,151,480,472,530,533,648,641,650,568,632,514,519,519,645,617,29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Be3 Be7 8. Qe2 b5 9. Bb3 Nbd7 $2 {[#] Mistake. b4 was best. B87: Sicilian Scheveningen/Najdorf: 6 Bc4, with early ...b5.} (9... b4 10. Na4 $1) (9... b4 $11 10. Na4 (10. Ba4+ Bd7 $17) 10... Bd7) ({RR} 9... b4 10. Na4 O-O 11. f3 Bd7 12. O-O Nc6 13. c3 Nxd4 14. Bxd4 Bb5 15. c4 Bc6 16. Qf2 Rb8 17. Rfd1 Nd7 18. c5 Qa5 19. cxd6 Bxd6 20. Bxg7 Kxg7 21. Rxd6 Bxa4 22. Bxa4 Qxa4 23. Rad1 Rb7 24. Qg3+ {Gabrielian,A (2442)-So,W (2757) chess.com INT 2024 0-1 (63)}) ({RR} 9... Bb7 10. f3 Nc6 11. O-O-O Na5 12. Bxe6 fxe6 13. Nxe6 Qc8 14. Nxg7+ Kf7 15. Nf5 Nc4 16. Bd4 Re8 17. Qf2 Ne5 18. Qh4 Ng6 19. Qh6 Bf8 20. Qg5 Ng8 21. h4 h6 22. Qg3 Ne5 23. h5 Qe6 24. Bxe5 {Gabrielian,A (2442)-Volkov,M (2271) chess.com INT 2024 1-0}) 10. O-O-O $2 {Mistake. Bxe6 was best. White is more active.} (10. Bxe6 $1 fxe6 11. Nxe6 Qa5 {...Ne5 is the strong threat.} 12. Nxg7+ Kf7 13. Nf5 Bb7 14. Rd1 Rhe8 15. O-O Qc7) (10. Bxe6 $16 {Bd5 would now be deadly.} fxe6 11. Nxe6) 10... Bb7 {[%cal Ob5b4] Inaccuracy. b4 was best.} (10... b4) 11. f3 $6 {[%cal Ob3e6] Inaccuracy. Bxe6 was best.} (11. Bxe6 fxe6) 11... b4 $146 {White is slightly better.} ({RR} 11... O-O 12. g4 Rb8 13. Rhg1 Ne8 14. g5 g6 15. Bxe6 Ng7 16. Bb3 Nc5 17. h4 Nxb3+ 18. Nxb3 Qc7 19. Nd5 Bxd5 20. Rxd5 Rfd8 21. Qf2 Qc4 22. Rd4 Qc6 23. Rgd1 Ne6 24. R4d2 Qc4 25. Kb1 Nc7 26. Na5 {Chan,C (1473)-Bergeron,R (1566) Montreal 2005 1-0 (41)}) ({RR} 11... d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Bxd5 exd5 15. Nc6 Qc7 16. Nxe7 Kxe7 17. Bf4+ {1-0 (17) Narva,M (2387)-Uurits,K (1730) Puhajarve EST 2023}) 12. Na4 Rc8 $146 ({Predecessor:} 12... O-O 13. g4 Qa5 14. g5 Nh5 15. f4 g6 16. Nxe6 Rfc8 17. f5 Bxe4 18. Rhf1 d5 {0-1 Narva,M (2397)-Shuvalova,P (2455) Swiss Queens Wed #3 FIDE Online Arena INT blitz 2024 (9)}) 13. g4 h6 $6 {Inaccuracy. Qa5 was best.} (13... Qa5 14. Kb1 g6 15. c3 bxc3 16. Nxc3 Nc5 17. Bc2 h5 18. g5 Nfd7 19. f4) 14. h4 Nc5 $4 {Blunder. g6 was best. This move loses the game for Black.} (14... g6 15. g5) (14... g6 $16 {is tougher.}) 15. Nxc5 $18 {[%mdl 64] Remove Defender} dxc5 {[#]} 16. Nxe6 {[%csl Oc5,Od8][%mdl 576] Discovered Attack, Double Attack} Qa5 $6 {Inaccuracy. fxe6 was best.} (16... fxe6 17. Rxd8+ Rxd8 18. Qc4 Bd5 19. exd5 exd5 20. Qxa6 c4 21. Ba4+ Kf7 22. Bc6) 17. Nxg7+ Kf8 18. Nf5 Qc7 19. Nxe7 Kxe7 20. Qc4 {[%csl Gb3][%cal Rc4f7]} Kf8 {[#]} 21. Bxc5+ $1 {[%mdl 576] Deflection} Qxc5 $4 {Checkmate is now unavoidable. Kg8 was best.} (21... Kg8 22. Qd4 Nd5 23. Bxb4 Nxb4 24. Qxb4 a5 25. Qd6 Kg7 26. c3 Qxd6 27. Rxd6) 22. Qxf7# {1-0 White wins. PRECISÃO LICHESS: BRANCAS 2% PRETAS 79%.  Weighted Error Value: White=0.43/Black=1.46. Loses game:   	---    	Black=1   Mistake:    	White=1   	---    Inaccurate:   	White=1   	Black=5   OK:     	White=3   	---    Best:    	White=1   	---} 1-0

[Event "ABERTO DE XADREZ TTC 2024"]
[Site "RUA CONDE DE BONFIN, 451"]
[Date "2024.08.04"]
[Round "6.23"]
[White "Arnaldo, Soares De Oliveira"]
[Black "Paulo, Henrique Pfitzner"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1365"]
[BlackElo "1407"]
[Annotator "Stockfish 16,1"]
[PlyCount "100"]
[EventDate "2024.??.??"]

{[%evp 9,100,-68,-38,-43,-19,-18,-7,-16,20,10,6,13,21,-27,12,6,32,0,0,-43,-40,-342,-342,-321,-28,-223,-17,-12,-11,-21,0,0,5,8,94,96,122,121,119,48,90,63,92,50,96,85,86,93,105,104,133,98,552,152,290,280,357,352,434,442,425,440,458,457,442,441,420,429,442,430,441,429,682,671,671,533,577,552,784,784,784,784,769,764,1140,1140,1140,1140,1140,1140,1139,1139,718]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Nf3 $6 {Inaccuracy. Qe2 was best.} (4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8. Nc3 Qxe5) 4... d5 5. Qe2 $146 ({RR} 5. c4 Nc6 6. Be2 Bc5 7. O-O O-O 8. d3 Nf6 9. d4 Be7 10. h3 h6 11. Nc3 Be6 12. c5 b6 13. cxb6 axb6 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Rc1 Ne4 17. a3 Rfe8 18. Bb5 Na7 19. Bxe8 Rxe8 {Ventura Bolet,M (2233)-Lesbekova,A (1805) chess.com INT 2023 1-0 (51)}) ({RR} 5. d3 Nf6 6. g3 Bd6 7. Bg2 O-O 8. O-O c5 9. Bg5 h6 10. Bxf6 Qxf6 11. Nc3 Be6 12. Nd2 Nc6 13. Nxd5 Bxd5 14. Bxd5 Qxb2 15. Rb1 Qd4 16. Bxc6 bxc6 17. Nc4 Be7 18. Qf3 Qd5 19. Kg2 Rab8 {Sjugirov,S (2689)-Riehle,M (2370) chess.com INT 2024 ½-½ (78)}) ({RR} 5. d3 Nf6 6. d4 Bd6 7. Bd3 O-O 8. h3 c5 9. dxc5 Bxc5 10. O-O Nc6 11. Nbd2 Re8 12. Nb3 Bb6 13. Bg5 h6 14. Bh4 g5 15. Bg3 Nh5 16. Kh1 Nxg3+ 17. fxg3 Qd6 18. Nxg5 Qxg3 19. Nxf7 Bxh3 {Janaszak,D (2308)-Kniazev,I (2036) chess.com INT 2024 ½-½ (57)}) ({RR} 5. d4 Bd6 6. Bd3 O-O 7. O-O Re8 8. Re1 Nf6 9. Bg5 Bd7 10. c3 h6 11. Bxf6 Qxf6 12. h3 Nc6 13. Nbd2 Qf4 14. Qc2 Ne7 15. Re2 Nf5 16. Rae1 Nh4 17. Rxe8+ Bxe8 18. Kf1 Bd7 19. Re3 Nf5 {Wang,A (1851)-Haszon,D (2250) chess.com INT 2023 0-1 (49)}) 5... Bc5 6. d4 $1 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} Bb4+ 7. c3 Be7 8. Nbd2 $146 {The position is equal.} ({Predecessor:} 8. c4 O-O 9. h3 Bb4+ 10. Bd2 Nxd2 11. Nbxd2 Re8 12. a3 Rxe2+ 13. Bxe2 Bxd2+ 14. Nxd2 {0-1 Lung,S-Shetty,V Afroasian-zt10 prel email ICCF email 2007}) 8... Nxd2 9. Bxd2 O-O 10. O-O-O Nd7 11. Ne5 Nxe5 12. Qxe5 Bf6 13. Qg3 Bf5 14. Bh6 Re8 {[%cal Oc7c5]} 15. Bf4 $4 {Blunder. Bd3 was best.} (15. Bd3 Bxd3 16. Rxd3 Qd7 17. Bf4 Qa4 18. a3 {[%cal Of4e5]} b5 19. Be5 Bxe5 20. dxe5 c5) (15. Bd3 $15 Bxd3 16. Rxd3) 15... Bh4 $19 16. Qf3 Bg6 {Blunder. Re4 was best.} (16... Re4 {[%cal Oe4f4] Strongly threatening ...Rxf4!} 17. g3 Rxf4 $1 18. gxf4 Be4 19. Qh3 Bxh1 20. f3 Qf6 21. Bd3 Qxf4+ 22. Kc2) (16... Re4 $19 {[%cal Oe4f4] White must now prevent ...Rxf4!} 17. Bd2 (17. Bd3 $2 Rxf4 18. Qe3 Rxf2 $19) 17... Bg4 {[%mdl 64] Skewer}) 17. g3 {Blunder. Bd3 was best.} (17. Bd3 c6) (17. Bd3 $11) 17... Bf6 $4 {Blunder. Be4 was best.} (17... Be4 18. Qg4 {aiming for f3.} Bxh1 19. gxh4 Qf6 {Hoping for ...Re4.} 20. Qg3 Bf3 21. Bg5 Qf5 22. Bh3 Qe4 23. Rg1) (17... Be4 $19 18. Qg4 Bxh1 19. gxh4 Be4) 18. Bd3 $11 Bxd3 19. Qxd3 Re4 20. f3 Re7 21. h4 Qf8 $6 {Inaccuracy. Re6 was best.} (21... Re6 22. Rde1) (21... Qd7 $11 {remains equal.}) 22. g4 $16 {[%cal Bg3g4,Bg4g5][%mdl 32] g5 is the strong threat.} Rd7 23. g5 Be7 24. Qb5 Qc8 {Inaccuracy. c6 was best.} (24... c6 25. Qd3 Rad8 26. Kb1 Bd6 27. Be5 Bxe5 28. dxe5 Qc5 29. f4 Qc4 30. Qd4) 25. Rde1 Bd6 26. Bh2 {White is much more active.} Bxh2 27. Rxh2 {[%cal Bh1h2,Bh2e2,Be2e7,Be7c7][%mdl 32]} c6 28. Qd3 Qc7 29. Rhe2 {White threatens Re8+ and mate.} g6 30. Qe3 $6 {Inaccuracy. Re5 was best. Wards off Qf4} (30. Re5 {[%cal Oh4h5]} Rf8) 30... Rd6 $4 {[#] Blunder. Rf8 was best.} (30... Rf8) (30... Rdd8 $16 {is a better chance.}) 31. Qe7 $4 {Blunder. Qf4 was best.} (31. Qf4 $1 {Intending Re8+ and mate.} Rf8 32. Re8 a5 33. R1e7 Qxe7 34. Rxe7 Re6 35. Qc7 a4 36. Kd2 Rxe7) (31. Qf4 $1 $18 {and the rest is easy. Threatening mate with Re8+.} Kf8 32. h5 (32. Qe5 Kg8 $18)) 31... Qxe7 {Mistake. Qd7 was best.} (31... Qd7 32. a4 Kg7 33. a5 Rd8 34. Kd2 Qxe7 35. Rxe7 R6d7 36. f4 Kf8 37. R7e5) (31... Qd7 $16 32. f4 Rd8) 32. Rxe7 {[%mdl 4096] Endgame. KRR-KRR} b5 33. Rc7 Re6 $6 {Inaccuracy. a5 was best.} (33... a5 34. Ree7 Rf8 35. Kd2 h6 36. Ke3 hxg5 37. hxg5 b4 38. Kf4 bxc3 39. bxc3) 34. Rxe6 fxe6 35. Rxc6 $18 {KR-KR} Kf7 36. Rc7+ Kg8 37. Re7 Rf8 38. Rxe6 ({Not} 38. Rxa7 Rxf3 39. Rb7 Rh3 40. Rxb5 Rxh4 $18) 38... Rxf3 {White is clearly winning.} 39. Re5 Rf4 40. Kc2 Rf5 $6 {Inaccuracy. Rxh4 was best.} (40... Rxh4 41. Rxd5 a6 42. a4 bxa4 43. c4 Kf7 44. c5 Ke6 45. Rd6+ Ke7 46. Kd3) (40... Rxh4 $142 41. Rxd5 a6) 41. Rxf5 gxf5 {KP-KP} 42. Kd3 Kf7 43. Ke3 Ke6 44. Kf4 a6 {[%cal Ba7a6,Ba6a5,Ba5a4][%mdl 32]} 45. h5 a5 46. g6 hxg6 47. hxg6 Kf6 {[#]} 48. g7 $1 {[%mdl 576] Deflection} Kxg7 49. Kxf5 Kf7 50. Ke5 a4 {1-0 White wins. PRECISÃO LICHESS: BRANCAS 87% PRETAS 82%. Never resign too early! Weighted Error Value: White=0.46/Black=0.71. Loses game: 	White=2 	Black=1 Missed win: 	White=1 	Black=2 Mistake: 	--- 	Black=3 Inaccurate: 	White=5 	Black=7 OK: 	White=15 	Black=10 Best: 	White=2 	Black=1} 1-0

