CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/XrYXbUjp"] [Date "2025.04.07"] [White "Oliver4"] [Black "Levi2"] [Result "0-1"] [UTCDate "2025.04.07"] [UTCTime "23:24:17"] [WhiteElo "1100"] [BlackElo "1277"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+5"] [BlackTitle "IM🎷"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A46"] [Opening "Indian Defense: Knights Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 2. Nf3 { A46 Indian Defense: Knights Variation } Nc6?! { (0.38 → 1.06) Inaccuracy. d5 was best. } (2... d5 3. c4 e6 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. Bg5 Be7 8. e3 O-O 9. Qd2) 3. Nc3?! { (1.06 → 0.24) Inaccuracy. d5 was best. } (3. d5 Nb8 4. Nc3 d6 5. e4 g6 6. a4 Bg7 7. h3 c6 8. Bc4 Qc7 9. Qe2 O-O) 3... d5 4. Qd3 Nb4 5. Qe3?? { (-0.24 → -9.38) Blunder. Qb5+ was best. } (5. Qb5+ Nc6 6. Ne5 e6 7. Bf4 Bd6 8. e3 Nh5 9. g3 Bxe5 10. Bxe5 f6 11. Be2 fxe5) 5... Nxc2+ 6. Kd2 Nxe3 7. Kxe3 Ng4+ 8. Kf4?! { (-10.62 → Mate in 5) Checkmate is now unavoidable. Kd2 was best. } (8. Kd2 Nxf2) 8... Nxf2?! { (Mate in 5 → -11.26) Lost forced checkmate sequence. Qd6+ was best. } (8... Qd6+ 9. Ne5 Qf6+ 10. Kg3 Qxf2+ 11. Kh3 Nxe5+ 12. g4 Bxg4#) 9. Kg3 Nxh1+ 10. Kf4 Qd6+ 11. Ke3 Qe6+ 12. Kd2 Qh6+ 13. Ke1 Qe6 14. Ng1 Qe3?? { (-14.14 → -3.50) Blunder. Qd6 was best. } (14... Qd6 15. Nf3) 15. Bxe3 e6?! { (-3.50 → -2.55) Inaccuracy. c6 was best. } (15... c6 16. Bd2 Bf5 17. g3 f6 18. Bg2 Nxg3 19. hxg3 h5 20. Kf2 O-O-O 21. Nf3 g5 22. Re1) 16. g3 Bb4 17. Bg2 Nxg3 18. Kd1?? { (-2.92 → -8.37) Blunder. hxg3 was best. } (18. hxg3 Bd7 19. Kf2 f6 20. Bd2 O-O-O 21. Nf3 Be7 22. g4 h5 23. g5 fxg5 24. Bxg5 Bxg5) 18... Bxc3 19. bxc3 Ne4 20. Nf3 O-O 21. Nh4 Nxc3+ 22. Kc2 Nxe2 23. Kd2 Ng1?! { (-7.93 → -5.06) Inaccuracy. Nxd4 was best. } (23... Nxd4) 24. Ke1?! { (-5.06 → -7.08) Inaccuracy. Rxg1 was best. } (24. Rxg1) 24... e5 25. Bxg1 exd4 26. Bxd4 Re8+ 27. Kf2 Bg4 28. Bxd5 Re2+ 29. Kg3 h5?! { (-7.75 → -4.67) Inaccuracy. Rd8 was best. } (29... Rd8) 30. Kf4? { (-4.67 → -9.07) Mistake. Nf3 was best. } (30. Nf3 c6) 30... Rae8?! { (-9.07 → -5.93) Inaccuracy. Rd8 was best. } (30... Rd8 31. Bxg7 Rxd5 32. h3 Bxh3 33. Bf6 Re6 34. Rg1+ Bg4 35. Bc3 Re2 36. Rxg4+ hxg4 37. a4) 31. h3 Rf2+?? { (-7.83 → 5.00) Blunder. Rd2 was best. } (31... Rd2 32. Bxg7) 32. Kg3?? { (5.00 → -7.29) Blunder. Bxf2 was best. } (32. Bxf2 Bxh3) 32... Rf3+?? { (-7.29 → 5.25) Blunder. Rd2 was best. } (32... Rd2 33. Rf1 Be6 34. Bxe6 Rxe6 35. Nf3 Rxa2 36. Ng5 Re7 37. Rf5 f6 38. Bc5 Re5 39. Rxe5) 33. Kg2?? { (5.25 → -8.00) Blunder. Bxf3 was best. } (33. Bxf3 Bxf3) 33... Re2+ 34. Kg1 Rg3+ 35. Kf1 b6?? { (-7.86 → 0.48) Blunder. Rxh3 was best. } (35... Rxh3 36. Nf5) 36. Rb1?? { (0.48 → -8.04) Blunder. hxg4 was best. } (36. hxg4 Rd2 37. Nf5 Rgd3 38. Bc6 Rxd4 39. Nxd4 Rxd4 40. gxh5 Rc4 41. Bf3 Rc2 42. a4 g6) 36... Rd2 37. Bb3 Be2+ 38. Kf2 Rf3+?? { (-8.62 → 5.00) Blunder. Rxb3 was best. } (38... Rxb3 39. axb3 Rxd4 40. Rc1 Rxh4 41. Rxc7 a5 42. Kxe2 Rb4 43. Rc3 g6 44. Kd3 Kh7 45. Rc6) 39. Ke1?? { (5.00 → -8.66) Blunder. Nxf3 was best. } (39. Nxf3) 39... Rxd4 40. Kxe2 Re3+?? { (-8.76 → 0.00) Blunder. Rxb3 was best. } (40... Rxb3 41. axb3) 41. Kxe3 c5?? { (0.00 → 6.39) Blunder. Rxh4 was best. } (41... Rxh4 42. Rd1 Rxh3+ 43. Kf4 Rc3 44. Rd7 Kh7 45. Rxf7 Kg6 46. Rf8 Kh6 47. Rh8+ Kg6) 42. Kf3?? { (6.39 → -0.75) Blunder. Nf5 was best. } (42. Nf5 Rb4 43. Rg1 Rxb3+ 44. axb3 g6 45. Rd1 b5 46. Nd6 c4 47. b4 c3 48. Nxb5 c2) 42... c4?? { (-0.75 → 4.42) Blunder. Rxh4 was best. } (42... Rxh4) 43. Ba4?? { (4.42 → -0.64) Blunder. Nf5 was best. } (43. Nf5) 43... c3?! { (-0.64 → 0.00) Inaccuracy. Rxh4 was best. } (43... Rxh4 44. Bd7 Rd4 45. Bb5 Rd3+ 46. Kg2 Rd2+ 47. Kf3 Rh2 48. Rc1 Rxh3+ 49. Kg2 Rd3 50. Rxc4) 44. Bc2 g5?? { (-0.06 → 4.36) Blunder. Rxh4 was best. } (44... Rxh4 45. Rd1 g6 46. Kg3 Rc4 47. Rd8+ Kg7 48. Rd7 a5 49. a4 Rc6 50. Kf4 Rc5 51. Ke3) 45. Nf5 Rc4?! { (4.80 → 6.24) Inaccuracy. g4+ was best. } (45... g4+ 46. hxg4) 46. Nd6 Rd4 47. Nf5 Rc4?! { (4.62 → 6.38) Inaccuracy. Rd2 was best. } (47... Rd2 48. Rc1) 48. Nd6 Rc6 49. Ne4 g4+ 50. Kf4 gxh3 51. Kg5?? { (5.18 → 2.58) Blunder. Rh1 was best. } (51. Rh1 h4) 51... h2?! { (2.58 → 3.81) Inaccuracy. Rg6+ was best. } (51... Rg6+ 52. Kh4 Rg2 53. Nf6+ Kf8 54. Be4 Rxa2 55. Kxh3 Rf2 56. Nxh5 f5 57. Bc6 Rb2 58. Rc1) 52. Kxh5? { (3.81 → 2.16) Mistake. Nf6+ was best. } (52. Nf6+ Kf8) 52... h1=Q+?? { (2.16 → 5.16) Blunder. Rg6 was best. } (52... Rg6) 53. Rxh1 f5 54. Ng3 f4 55. Ne2 f3 56. Nd4 Kg7? { (4.71 → 8.98) Mistake. Rd6 was best. } (56... Rd6) 57. Nxc6 f2 58. Nd4 b5 59. Nxb5 a6 60. Nxc3 a5 61. Ra1 a4 62. Nxa4 Kf6 63. Rb1 Ke6 64. Rb6+ Ke7 65. Bb3?? { (70.97 → 2.46) Blunder. Bd3 was best. } (65. Bd3 Kf7 66. Nc5 Ke7 67. Kg4 Kd8 68. Bf1 Kc7 69. Ra6 Kb8 70. Kf3 Kc8 71. Kxf2 Kc7) 65... Kd7?? { (2.46 → 69.44) Blunder. f1=Q was best. } (65... f1=Q 66. Re6+) 66. Bc4 Kc7 67. Rb5 Kc6 68. Rb1 Kd6 69. Bb3 Ke5 70. Rc1 Kf4 71. Rc3?? { (68.80 → 2.05) Blunder. Rd1 was best. } (71. Rd1 Ke3 72. Bc4 Kf3 73. Nc5 Kf4 74. a4 Ke3 75. a5 Kf3 76. a6 Kg3 77. Bd5 Kf4) 71... Ke4?? { (2.05 → 67.24) Blunder. f1=Q was best. } (71... f1=Q 72. Kg6) 72. Rc2?? { (67.24 → 1.77) Blunder. Nc5+ was best. } (72. Nc5+ Ke5 73. Rf3 Kd6 74. Rxf2 Kxc5 75. a4 Kd4 76. a5 Ke5 77. a6 Ke4 78. Bc2+ Ke3) 72... Ke3?? { (1.77 → 67.21) Blunder. f1=Q was best. } (72... f1=Q 73. Nc5+ Ke5 74. Ne6 Kf5 75. Kh4 Qg1 76. Kh3 Ke5 77. Re2+ Kf5 78. Bc2+ Kf6 79. Nf4) 73. Rb2?? { (67.21 → 2.00) Blunder. Rxf2 was best. } (73. Rxf2 Kxf2 74. Nb6 Ke1 75. Nd5 Kd2 76. a4 Kc1 77. a5 Kb2 78. Bc4 Kc1 79. a6 Kb2) 73... f1=Q 74. Nc5?? { (2.12 → -0.85) Blunder. Kg6 was best. } (74. Kg6 Qf3) 74... Qf3+?! { (-0.85 → 0.00) Inaccuracy. Qf5+ was best. } (74... Qf5+ 75. Kh4 Qf6+ 76. Kg4 Qxb2 77. Kf5 Qd4 78. Ne6 Qh8 79. Bd5 Qh5+ 80. Ng5 Qd1 81. Bb3) 75. Kg5 Qf4+ 76. Kh5?! { (0.00 → -0.79) Inaccuracy. Kg6 was best. } (76. Kg6 Qg4+ 77. Kh6 Qf4+) 76... Kf3?? { (-0.79 → 9.64) Blunder. Qf5+ was best. } (76... Qf5+ 77. Kh4) 77. Kg6?? { (9.64 → 0.00) Blunder. Rf2+ was best. } (77. Rf2+ Kxf2 78. Nd3+ Ke3 79. Nxf4 Kxf4 80. a4 Ke5 81. Kg4 Kd6 82. Kf5 Kc6 83. Ke5 Kc5) 77... Kg4?? { (0.00 → 2.62) Blunder. Qg4+ was best. } (77... Qg4+ 78. Kh6 Qf4+ 79. Kg6) 78. Kg7?? { (2.62 → -0.81) Blunder. Be6+ was best. } (78. Be6+ Kh4) 78... Kg5?? { (-0.81 → 71.01) Blunder. Qd4+ was best. } (78... Qd4+ 79. Kf7 Qxb2 80. Ke6 Qd4 81. Nd7 Kf4 82. Ke7 Kf5 83. Be6+ Ke4 84. Bb3 Qe3 85. Ke6) 79. Kh7?? { (71.01 → -1.06) Blunder. Ne6+ was best. } (79. Ne6+ Kf5 80. Nxf4 Ke4 81. a4 Kd4 82. a5 Kc3 83. Rb1 Kd4 84. a6 Ke4 85. Rb2 Kxf4) 79... Qf7+?? { (-1.06 → 74.59) Blunder. Qf5+ was best. } (79... Qf5+ 80. Kg8 Qg6+ 81. Kf8 Qf6+ 82. Ke8 Qxb2 83. Kd7 Kf6 84. Kc6 Qc1 85. Kd6 Qf4+ 86. Kc6) 80. Kh8?? { (74.59 → -4.38) Blunder. Bxf7 was best. } (80. Bxf7 Kf6 81. Rb7 Ke5 82. Rd7 Kf5 83. a4 Kf6 84. a5 Kg5 85. a6 Kf4 86. a7 Kg3) 80... Qg6?? { (-4.38 → 65.77) Blunder. Qf6+ was best. } (80... Qf6+ 81. Kg8 Qxb2 82. Ne6+ Kf6 83. Nf4 Qf2 84. Nd5+ Kg6 85. Ne7+ Kg5 86. Bf7 Qg3 87. Nd5) 81. Ne4+?? { (65.77 → -4.60) Blunder. Rg2+ was best. } (81. Rg2+ Kh6 82. Rxg6+ Kxg6 83. a4 Kf5 84. a5 Kf4 85. Ne6+ Ke3 86. a6 Kd3 87. Bd5 Kc3) 81... Kh6?? { (-4.60 → 63.87) Blunder. Qxe4 was best. } (81... Qxe4 82. Rd2 Qe5+ 83. Kh7 Qc7+ 84. Kg8 Kh6 85. Rg2 Qc8+ 86. Kf7 Qb7+ 87. Ke6 Qxg2 88. Bd5) 82. Nc5?? { (63.87 → Mate in 1) Checkmate is now unavoidable. Rh2+ was best. } (82. Rh2+ Qh5 83. Rxh5+ Kxh5 84. a4 Kg4 85. Nc5 Kf4 86. a5 Ke5 87. a6 Kd6 88. Ne4+ Ke5) 82... Qh7# { Black wins by checkmate. } 0-1