CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/JeUOkbFs"] [Date "2026.09.30"] [White "Lucas4"] [Black "Mkai"] [Result "1/2-1/2"] [UTCDate "2026.09.30"] [UTCTime "13:39:05"] [WhiteElo "1377"] [BlackElo "1154"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+37"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A01"] [Opening "Nimzo-Larsen Attack: English Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. b3 c5 { A01 Nimzo-Larsen Attack: English Variation } 2. c3?! { (0.03 → -0.73) Inaccuracy. Bb2 was best. } (2. Bb2 Nf6) 2... d5 3. d3 e5 4. e3 Be6 5. f3? { (-1.19 → -2.33) Mistake. c4 was best. } (5. c4 d4) 5... Bd6 6. g3 c4?? { (-2.04 → -0.08) Blunder. Nc6 was best. } (6... Nc6 7. Bh3 Qd7 8. Bxe6 Qxe6 9. e4 O-O-O 10. Nd2 f5 11. Ba3 Nf6 12. Qe2 fxe4 13. dxe4) 7. h3?? { (-0.08 → -3.71) Blunder. dxc4 was best. } (7. dxc4 dxc4 8. Na3 cxb3 9. axb3 Nc6 10. Nc4 Bxc4 11. Bxc4 Nf6 12. Nh3 e4 13. Ng5 O-O) 7... d4?? { (-3.71 → -0.69) Blunder. cxd3 was best. } (7... cxd3 8. Bxd3 Nc6 9. Ne2 Nf6 10. Ba3 Bxa3 11. Nxa3 Qa5 12. Nb1 Qb6 13. Kf2 e4 14. Bc2) 8. a3?? { (-0.69 → -4.75) Blunder. bxc4 was best. } (8. bxc4 Ne7) 8... Na6?? { (-4.75 → -1.39) Blunder. cxb3 was best. } (8... cxb3 9. cxd4 exd4 10. Ne2 dxe3 11. Nbc3 Nc6 12. Bxe3 Nge7 13. Qd2 Nd5 14. Nxd5 Bxd5 15. Bg2) 9. exd4?? { (-1.39 → -4.40) Blunder. bxc4 was best. } (9. bxc4) 9... exd4 10. bxc4 Bxc4?? { (-5.21 → 0.10) Blunder. Bxg3+ was best. } (10... Bxg3+) 11. dxc4? { (0.10 → -0.95) Mistake. Qa4+ was best. } (11. Qa4+ b5 12. Qxa6 Bxg3+ 13. Kd2 dxc3+ 14. Nxc3 Ne7 15. Kc2 Be6 16. Nge2 Bf2 17. Rh2 Bb6) 11... Bxg3+ 12. Kd2 h5?? { (-0.51 → 2.70) Blunder. Qd7 was best. } (12... Qd7 13. cxd4) 13. cxd4?? { (2.70 → -0.47) Blunder. Kc2 was best. } (13. Kc2) 13... Be1+?? { (-0.47 → 8.20) Blunder. Qxd4+ was best. } (13... Qxd4+ 14. Kc2) 14. Kxe1 Nc7?! { (6.36 → 9.42) Inaccuracy. Qh4+ was best. } (14... Qh4+ 15. Ke2) 15. d5 Rc8 16. Kd2 Nxd5 17. Qe1+ Nde7+ 18. Kc2 Rxc4+ 19. Kb2?? { (12.15 → -5.44) Blunder. Bxc4 was best. } (19. Bxc4 Nf6 20. Nc3 O-O 21. Nge2 Qc7 22. Bd3 Re8 23. Qg3 Qc5 24. h4 Nf5 25. Qf4 Ne3+) 19... Rh6?? { (-5.44 → 12.52) Blunder. Qb6+ was best. } (19... Qb6+ 20. Qb4) 20. Ka2?? { (12.52 → -7.32) Blunder. Bxc4 was best. } (20. Bxc4) 20... Qa8?? { (-7.32 → 13.00) Blunder. Rc2+ was best. } (20... Rc2+ 21. Kb3) 21. Bxc4 Rc6 22. Bb3 f5 23. Ba4 Qd8 24. Bb3 Rc3 25. Qxc3 Nc6 26. Qe1+ Kf8 27. Qe8+?! { (24.75 → 6.54) Inaccuracy. Qe6 was best. } (27. Qe6 Qf6 28. Qxg8+ Ke7 29. Qc8 g5 30. Qxb7+ Ke8 31. Ne2 Nd8 32. Qc8 g4 33. Rd1 gxh3) 27... Kxe8 28. Bxg8 Kd7 29. Bd2?? { (9.07 → 0.35) Blunder. Bb3 was best. } (29. Bb3 Qa5 30. Bd2 Qa6 31. Bc3 g6 32. Rh2 b5 33. Ne2 b4 34. Bb2 Na5 35. Ba4+ Kc8) 29... Nd4?? { (0.35 → 8.48) Blunder. Qxg8+ was best. } (29... Qxg8+) 30. Be3?? { (8.48 → Mate in 3) Checkmate is now unavoidable. Bd5 was best. } (30. Bd5 Nc2) 30... Nxf3?? { (Mate in 3 → 9.49) Lost forced checkmate sequence. Qxg8+ was best. } (30... Qxg8+ 31. Kb2 Qb3+ 32. Kc1 Qc2#) 31. Nxf3 g6 32. Rc1 Qxg8+ 33. Kb2 Qb8 34. Ka2 b5 35. Bd2 a5 36. Bxa5 Qf8 37. Rd1+ Ke7 38. Re1+ Kf7 39. Ng5+ Kg7 40. Re3 Kh8 41. Rg3 Kg7 42. h4 b4 43. axb4 Qe8 44. b5 Qxb5 45. Na3 Qxa5 46. Kb2?! { (6.77 → 4.31) Inaccuracy. Rd1 was best. } (46. Rd1 Qa7 47. Rd4 Kh6 48. Rgd3 Qc7 49. Rd6 Qe7 50. Nc4 Qxg5 51. hxg5+ Kxg5 52. Rg3+ Kf4) 46... Qxa3+? { (4.31 → 66.95) Mistake. Qb6+ was best. } (46... Qb6+ 47. Rb3 Qd4+ 48. Rc3 Qb4+ 49. Kc2 Qa4+ 50. Kd3 Qxh4 51. Rc7+ Kf6 52. Nh7+ Ke5 53. Nc4+) 47. Kxa3 Kf6 48. Ka4 Ke5 49. Re1+ Kd6 50. Rd3+ Kc7 51. Re8 f4 52. Rb3 f3 53. Rxf3 Kd6 54. Rc3 Kd5 55. Rd3+ Kc6 56. Rd5?! { (Mate in 3 → 66.28) Lost forced checkmate sequence. Ka5 was best. } (56. Ka5 Kb7 57. Rc3 Ka7 58. Rc7#) 56... Kxd5 57. Rc8 Ke5 58. Rd8 Kf4 59. Rd7 Ke3 60. Rf7 Kd4 61. Rd7+ Kc4?! { (57.68 → Mate in 5) Checkmate is now unavoidable. Ke3 was best. } (61... Ke3 62. Rf7 Kd4 63. Kb4 Kd5 64. Kb5 Kd6 65. Kc4 Ke5 66. Rf1 Kd6 67. Kd4) 62. Rb7?! { (Mate in 5 → 64.92) Lost forced checkmate sequence. Ne4 was best. } (62. Ne4 g5 63. hxg5 h4 64. g6 h3 65. g7 h2 66. g8=Q#) 62... Kc3 63. Ka3 Kc2 64. Ne4 Kc1?! { (64.63 → Mate in 6) Checkmate is now unavoidable. Kd3 was best. } (64... Kd3 65. Ng3 Ke3 66. Rg7 Kf4 67. Rxg6 Ke5 68. Nxh5 Kf5 69. Rh6 Kg4 70. Ng7 Kg3 71. h5) 65. Nc3?! { (Mate in 6 → 57.77) Lost forced checkmate sequence. Rd7 was best. } (65. Rd7 Kc2 66. Rd2+ Kc1 67. Kb3 g5 68. Re2 Kd1 69. Nc3+ Kc1 70. Rc2#) 65... Kd2 66. Rc7 Ke3 67. Re7+ Kf4 68. Ne4 Kg4 69. Ng5?! { (53.61 → 5.87) Inaccuracy. Rg7 was best. } (69. Rg7 Kf5 70. Kb3 Kxe4 71. Rxg6 Kf5 72. Rg5+ Kf4 73. Rxh5 Kg3 74. Rh8 Kg4 75. h5 Kg5) 69... Kxh4 70. Re3?? { (5.63 → 0.00) Blunder. Ne4 was best. } (70. Ne4 Kg4) 70... Kxg5 71. Re5+ Kf4 72. Re4+?? { (0.00 → -72.32) Blunder. Re6 was best. } (72. Re6 g5 73. Kb3 g4 74. Kc2 g3 75. Kd1 g2 76. Rg6 Kf3 77. Ke1 h4 78. Rf6+ Kg3) 72... Kxe4 73. Kb4 g5 74. Kc4 Ke3 75. Kc3 Kf3 76. Kd3 Kg3?! { (Mate in 12 → -72.03) Lost forced checkmate sequence. h4 was best. } (76... h4 77. Kd4 h3 78. Kc5 g4 79. Kb4 g3 80. Kb5 h2 81. Kc4 g2 82. Kd3 h1=Q 83. Kc3) 77. Ke3 g4 78. Ke4 h4 79. Ke3 Kh2 80. Kf2 g3+ 81. Kf3 g2 82. Kf4 g1=R 83. Kf3 Rf1+ 84. Ke2 Rf3?? { (Mate in 10 → 0.00) Lost forced checkmate sequence. Kg2 was best. } (84... Kg2 85. Kd3 h3 86. Kc3 h2 87. Kd4 Rd1+ 88. Ke5 h1=Q 89. Kf5 Qh5+ 90. Ke6 Qh6+ 91. Ke7) 85. Kxf3 h3 86. Kg4?? { (0.00 → -55.38) Blunder. Kf2 was best. } (86. Kf2 Kh1 87. Kf1 h2 88. Kf2) 86... Kg2 87. Kf4?! { (-45.13 → Mate in 13) Checkmate is now unavoidable. Kf5 was best. } (87. Kf5 h2 88. Ke4 h1=Q 89. Kd5 Qc1 90. Kd6 Qc4 91. Ke5) 87... Kf2?! { (Mate in 13 → -21.22) Lost forced checkmate sequence. h2 was best. } (87... h2 88. Ke5 h1=Q 89. Kd4 Kh3 90. Kc4 Qc6+ 91. Kd4 Kg4 92. Ke5 Kf3 93. Kf5 Qe8 94. Kf6) 88. Ke4 Ke2 89. Kd5 Ke3 90. Ke5 Kf3 91. Kd4 Kf4 92. Kd3?! { (-56.51 → Mate in 12) Checkmate is now unavoidable. Kc3 was best. } (92. Kc3 h2 93. Kb4 h1=Q 94. Kc5 Qh7 95. Kc4 Qb7 96. Kc5 Ke3 97. Kc4 Qc6+ 98. Kb3 Qb5+) 92... Kf3?! { (Mate in 12 → -54.37) Lost forced checkmate sequence. h2 was best. } (92... h2 93. Kd4 h1=Q 94. Kc4 Qb7 95. Kd4 Qc6 96. Kd3 Qe4+ 97. Kd2 Ke5 98. Kc3 Kd5 99. Kb3) 93. Kd2?! { (-54.37 → Mate in 10) Checkmate is now unavoidable. Kd4 was best. } (93. Kd4) 93... Ke4 94. Ke2 Kd4?? { (Mate in 10 → 0.00) Lost forced checkmate sequence. h2 was best. } (94... h2 95. Kd2 h1=Q 96. Kc3 Ke3 97. Kc4 Qc6+ 98. Kb4 Kd3 99. Ka5 Kd2 100. Kb4 Qd5 101. Ka3) 95. Kf2 Ke4 96. Kg3 Ke3 97. Kxh3 { The game is a draw. } 1/2-1/2