[Event "P3CI - KSK INA Seri25 - PRIZES"] [Site "https://lichess.org/GvLErXzX"] [Date "2022.05.31"] [White "yoseph2013"] [Black "Nayaka-Budhidharma"] [Result "0-1"] [UTCDate "2022.05.31"] [UTCTime "14:15:55"] [WhiteElo "2856"] [BlackElo "2492"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+20"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "120+1"] [ECO "A57"] [Opening "Benko Gambit Accepted: Pawn Return Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5?! { (0.20 → 0.78) Inaccuracy. e6 was best. } (2... e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3) 3. d5 b5 4. cxb5 a6 5. b6 { A57 Benko Gambit Accepted: Pawn Return Variation } e6 6. Nc3 exd5 7. Nxd5 Nxd5 8. Qxd5 Nc6 9. Bg5? { (0.27 → -1.01) Mistake. Nf3 was best. } (9. Nf3 Rb8 10. e4 Be7 11. Bc4 O-O 12. Qh5 d6 13. O-O Be6 14. Bxe6 fxe6 15. Be3 Rxb6) 9... Qxb6 10. Qe4+ Be7 11. Bxe7 Nxe7 12. O-O-O? { (-1.07 → -2.60) Mistake. Qc2 was best. } (12. Qc2) 12... d5 13. Qe5?! { (-2.22 → -2.96) Inaccuracy. Qa4+ was best. } (13. Qa4+ Nc6) 13... f6 14. Qc3 O-O?! { (-2.82 → -1.61) Inaccuracy. Rb8 was best. } (14... Rb8) 15. e3?! { (-1.61 → -2.52) Inaccuracy. e4 was best. } (15. e4 d4 16. Qb3+ Qxb3 17. axb3 Be6 18. b4 Bb3 19. Rd2 c4 20. Rxd4 Nc6 21. Bxc4+ Kh8) 15... Rb8 16. Nf3 Be6 17. Kb1 Rfc8 18. Be2?! { (-2.72 → -4.00) Inaccuracy. Ka1 was best. } (18. Ka1) 18... Nc6 19. Rc1?! { (-3.96 → -5.11) Inaccuracy. Ka1 was best. } (19. Ka1 Nb4) 19... d4?! { (-5.11 → -3.47) Inaccuracy. Nb4 was best. } (19... Nb4 20. Qa3 Bf5+ 21. Ka1 Nc2+ 22. Rxc2 Bxc2 23. Nd2 c4 24. Rc1 Bg6 25. Nf3 Rc7 26. Nd4) 20. Qd2? { (-3.47 → -6.89) Mistake. Qa3 was best. } (20. Qa3) 20... Nb4?? { (-6.89 → -3.35) Blunder. d3 was best. } (20... d3 21. Bd1 Nb4 22. b3 Qa5 23. h4 c4 24. Rc3 Bf7 25. h5 Rc5 26. a4 Nc2 27. Bxc2) 21. a3?? { (-3.35 → -6.98) Blunder. Bc4 was best. } (21. Bc4 Bxc4) 21... Na2 22. exd4 Nxc1 23. Rxc1 cxd4 24. Rxc8+ Rxc8 25. Bd3 Bc4?! { (-8.58 → -5.36) Inaccuracy. Qb3 was best. } (25... Qb3 26. Qc2 Qa2+ 27. Kc1 Qa1+ 28. Kd2 Rxc2+ 29. Kxc2 Qh1 30. Bxa6 Qxg2 31. Nxd4 Qxf2+ 32. Kc3) 26. Bc2 d3 27. Bxd3 Bxd3+ 28. Qxd3 Qxf2 29. Qxa6 Rb8?? { (-7.91 → -3.11) Blunder. Qc2+ was best. } (29... Qc2+ 30. Ka1 Rb8 31. Qe6+ Kh8 32. Qa2 Qxg2 33. Ne1 Qxh2 34. Qb1 Qe2 35. Nd3 g5 36. Nc1) 30. Qc4+ Kh8 31. Qc2 Qe3 32. Ka2 Qe8 33. Nd2?! { (-2.82 → -4.38) Inaccuracy. b3 was best. } (33. b3 Rc8) 33... Qe6+? { (-4.38 → -2.26) Mistake. Qe2 was best. } (33... Qe2 34. Qc7 Rg8 35. Qd6 Qxg2 36. b3 h6 37. a4 Ra8 38. Ka3 Qg5 39. b4 f5 40. Qc6) 34. Nc4 Rc8 35. b3 Qc6 36. a4 Ra8 37. g3?! { (-0.80 → -1.40) Inaccuracy. Ka3 was best. } (37. Ka3) 37... h6 38. Qd3 Rb8 39. a5 Qb5 40. Kb2 Qb4 41. Qc3 Qb5 42. Kc2 Re8?! { (-1.75 → -1.07) Inaccuracy. Qc5 was best. } (42... Qc5) 43. Qd3 Rc8 44. Kb2 Qb4 45. h4 Qb5 46. Qc3 Qc5 47. Qd3 Qf2+?! { (-1.10 → -0.07) Inaccuracy. Ra8 was best. } (47... Ra8 48. Kc3 Rb8 49. Qd6 Qb5 50. b4 Rc8 51. Qe6 Re8 52. Qd6 Qa4 53. g4 Rc8 54. Qe6) 48. Ka3 Qc5+ 49. Ka2? { (-0.37 → -1.52) Mistake. b4 was best. } (49. b4 Qb5) 49... Rb8 50. Kb2 Qb4 51. h5 Qb5 52. g4 Qc5 53. a6?? { (-0.87 → -3.27) Blunder. Qd6 was best. } (53. Qd6) 53... Qf2+?! { (-3.27 → -2.53) Inaccuracy. Ra8 was best. } (53... Ra8 54. Ne3) 54. Kc1? { (-2.53 → -4.39) Mistake. Qd2 was best. } (54. Qd2 Qc5 55. Qe3 Qb5 56. a7 Ra8 57. Qd4 Qb7 58. Kc3 Qe7 59. Qe3 Qf7 60. b4 Rxa7) 54... Qc5 55. Kc2 Rb4?? { (-4.15 → 0.00) Blunder. Ra8 was best. } (55... Ra8 56. Qe4 Rxa6 57. Qe8+ Kh7 58. Qe4+ Kg8 59. Qe8+ Qf8 60. Qxf8+ Kxf8 61. Kd3 Ra1 62. Ne3) 56. Qd8+ Kh7 57. Qd3+ Kh8 58. Qc3?? { (0.00 → -3.00) Blunder. Qd8+ was best. } (58. Qd8+ Kh7 59. Qd3+) 58... Rb8 59. Ne3?? { (-2.85 → -6.33) Blunder. Qe3 was best. } (59. Qe3 Qc6) 59... Qb6 60. Nf5 Qf2+ 61. Kb1 Qf1+ 62. Kb2 Qxa6 63. Qc7 Qb7? { (-6.87 → -3.71) Mistake. Qe2+ was best. } (63... Qe2+ 64. Kc3 Qf3+ 65. Kd2 Rg8 66. Ne3 Re8 67. Qb6 Qe4 68. b4 Rc8 69. b5 Qe5 70. Kd3) 64. Qc4? { (-3.71 → -7.49) Mistake. Qxb7 was best. } (64. Qxb7 Rxb7) 64... Qg2+ 65. Ka3 Ra8+ 66. Kb4 Qb7+ 67. Qb5 Qe4+ 68. Qc4 Rb8+ 69. Ka3 Qa8+ 70. Kb2 Qg2+ 71. Ka3 Qa8+ 72. Kb2 Rc8 73. Qe2 Qc6 74. Qd2 Qc5 75. Nd4 Qe5 76. Qd3 Rd8 77. Kc3 Qc5+ 78. Qc4 Qe5 79. Kd3 Qg3+ 80. Kd2 Qxg4 81. Kc3 Qg3+ 82. Kc2 Qe5 83. Nc6 Qf5+ 84. Kb2 Rd2+ 85. Ka3 Rd1 86. Qb4 Qc8 87. Qb6 Qa8+ 88. Kb2? { (-8.21 → Mate in 2) Checkmate is now unavoidable. Kb4 was best. } (88. Kb4 f5 89. Qc5 Re1 90. Qc3 Qe8 91. Ka5 Re6 92. Nd4 Re5+ 93. Ka6 Qa8+ 94. Kb6 Qb8+) 88... Qa1+ 89. Kc2 Qc1# { Black wins by checkmate. } 0-1