[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