CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/2DnZ5BVs"] [Date "2025.07.11"] [White "BENJAMIN4"] [Black "Harry2"] [Result "0-1"] [UTCDate "2025.07.11"] [UTCTime "20:11:47"] [WhiteElo "1647"] [BlackElo "1620"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+7"] [WhiteTitle "🌊"] [BlackTitle "GM🏆"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A46"] [Opening "Indian Defense: London System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 2. Bf4 e6 3. Nf3 { A46 Indian Defense: London System } Be7 4. e3 O-O 5. Bd3 Nc6?! { (0.14 → 0.84) Inaccuracy. Nh5 was best. } (5... Nh5 6. Bg3) 6. c3 b6 7. Qc2 g6 8. Nbd2 Bb7 { Black offers draw } 9. O-O-O d5?! { (1.53 → 2.44) Inaccuracy. d6 was best. } (9... d6 10. Kb1 Ng4 11. Bg3 Nf6 12. h4 Qe8 13. Ne4 h5 14. Nxf6+ Bxf6 15. e4 e5 16. d5) 10. h3?! { (2.44 → 1.53) Inaccuracy. h4 was best. } (10. h4 Qe8) 10... a5 11. g4?! { (1.48 → 0.61) Inaccuracy. e4 was best. } (11. e4 b5) 11... a4?! { (0.61 → 1.37) Inaccuracy. Ba6 was best. } (11... Ba6) 12. g5?! { (1.37 → 0.38) Inaccuracy. a3 was best. } (12. a3 Na5 13. h4 Nxg4 14. h5 g5 15. Bxh7+ Kh8 16. Be5+ Nxe5 17. Nxe5 f5 18. Bg6 Bd6) 12... a3?? { (0.38 → 3.60) Blunder. Nh5 was best. } (12... Nh5 13. a3 Ba6 14. h4 Bxd3 15. Qxd3 b5 16. Qxb5 Qd7 17. Bh2 Rfb8 18. Qe2 Bd6 19. Ne5) 13. b3?? { (3.60 → 0.02) Blunder. gxf6 was best. } (13. gxf6 axb2+ 14. Kxb2 Bxf6 15. h4 Ba6 16. Ra1 Bxd3 17. Qxd3 b5 18. Rhb1 b4 19. Kc2 Be7) 13... Nh5 14. Bg3?? { (0.00 → -1.91) Blunder. h4 was best. } (14. h4 Bd6) 14... Nxg3 15. fxg3?! { (-1.58 → -2.17) Inaccuracy. fxg3 was best. } (15. fxg3 e5 16. dxe5 Bxg5 17. h4 Bxe3 18. h5 Qe7 19. Rde1 d4 20. Be4 dxc3 21. Qxc3 Bxd2+) 15... b5?? { (-2.17 → 0.48) Blunder. Bxg5 was best. } (15... Bxg5 16. Nxg5) 16. Bxb5? { (0.48 → -0.66) Mistake. h4 was best. } (16. h4 b4 17. c4 dxc4 18. Nxc4 Na5 19. Nce5 Bxf3 20. Nxf3 c5 21. h5 c4 22. Bxc4 Nxc4) 16... Na5? { (-0.66 → 0.46) Mistake. Na7 was best. } (16... Na7 17. Bd3 c5 18. h4 c4 19. bxc4 dxc4 20. Bxc4 Qa5 21. Ne5 Nb5 22. Bxb5 Bxh1 23. c4) 17. Bd3?? { (0.46 → -1.60) Blunder. h4 was best. } (17. h4 c5) 17... Rb8?? { (-1.60 → 0.99) Blunder. c5 was best. } (17... c5 18. dxc5) 18. h4 Bc6?? { (1.27 → 3.69) Blunder. c5 was best. } (18... c5 19. dxc5 Bxc5 20. h5 Bxe3 21. hxg6 fxg6 22. Kb1 Qe8 23. Ne5 Nc6 24. Nxg6 hxg6 25. Bxg6) 19. h5 Bxg5?! { (3.22 → 4.78) Inaccuracy. Be8 was best. } (19... Be8 20. Rh2 Bxg5 21. hxg6 hxg6 22. Nxg5 Qxg5 23. Rdh1 Kg7 24. Bxg6 Kf6 25. Bd3 Ke7 26. e4) 20. Nxg5?? { (4.78 → 1.04) Blunder. hxg6 was best. } (20. hxg6) 20... Qxg5 21. hxg6?? { (1.00 → -0.63) Blunder. Rde1 was best. } (21. Rde1 Ba4 22. Kb1 Bb5 23. Bxb5 Rxb5 24. Ka1 Nb7 25. c4 dxc4 26. hxg6 Qxg6 27. Qxc4 Nd6) 21... hxg6?? { (-0.63 → 2.62) Blunder. fxg6 was best. } { Black offers draw } (21... fxg6) 22. Nf3?? { (2.62 → 0.86) Blunder. Rde1 was best. } (22. Rde1) 22... Qxe3+ 23. Nd2?? { (0.91 → -0.80) Blunder. Qd2 was best. } (23. Qd2) 23... Nc4? { (-0.80 → 0.37) Mistake. Kg7 was best. } (23... Kg7 24. Rde1) 24. Bxc4?? { (0.37 → -3.32) Blunder. Bxg6 was best. } (24. Bxg6 Ba4) 24... dxc4 25. Rh3?? { (-3.03 → -7.68) Blunder. Rhg1 was best. } (25. Rhg1 cxb3 26. axb3 Kg7 27. Rde1 Qf2 28. Ref1 Qe2 29. Re1 Qa6 30. Kb1 Rh8 31. Ka1 Rh2) 25... cxb3 26. axb3 Ra8?? { (-7.78 → -2.65) Blunder. Bf3 was best. } (26... Bf3 27. g4) 27. Qa2?? { (-2.65 → -10.25) Blunder. Kb1 was best. } (27. Kb1) 27... Qxc3+ 28. Kb1 { White offers draw } 28... Qb2+?? { (-12.38 → -2.66) Blunder. Bb5 was best. } (28... Bb5 29. Nf3 Bd3+ 30. Rxd3 Qxd3+ 31. Kc1 Qf1+ 32. Kc2 Qf2+ 33. Nd2 Qf5+ 34. Kc3 Qxh3 35. Kd3) 29. Qxb2 axb2 30. Kxb2 Ra6 31. Nc4 Rfa8 32. Ne5 Ra2+ 33. Kc3 Bg2?! { (-3.60 → -2.62) Inaccuracy. Bd5 was best. } (33... Bd5 34. g4 Rb8 35. Rb1 Kg7 36. Rg3 g5 37. Nd3 Rb5 38. Nb4 Re2 39. Ra1 Re4 40. Ra7) 34. Rh2 Rc8?? { (-2.89 → 3.94) Blunder. Kg7 was best. } (34... Kg7) 35. Nd3?? { (3.94 → -1.24) Blunder. Rg1 was best. } (35. Rg1 c5) 35... c5?? { (-1.24 → 2.54) Blunder. Rca8 was best. } (35... Rca8 36. Nc1) 36. dxc5 Be4?? { (2.12 → 7.24) Blunder. Rca8 was best. } (36... Rca8 37. Nf4 Bf3 38. Rxa2 Rxa2 39. Rd8+ Kg7 40. b4 Ra3+ 41. Kb2 Ra8 42. Rxa8 Bxa8 43. b5) 37. Rxa2 Bxd3 38. Rxd3 Rxc5+ 39. Kb2 Re5 40. Ra8+ Kg7 41. Ka3 Re1 42. Ra4 Ra1+ 43. Kb4 Rh1 44. Rf3 f5 45. Ra7+ Kf6 46. g4 Rh4 47. Kc5 Rxg4 48. Kd6 Rd4+ 49. Kc7 g5 50. Rh3?! { (3.09 → 1.98) Inaccuracy. Rf1 was best. } (50. Rf1) 50... Ke5? { (1.98 → 3.53) Mistake. f4 was best. } (50... f4 51. Ra5) 51. Re3+ Kf6 52. Ra8?? { (3.84 → 1.17) Blunder. Ra6 was best. } (52. Ra6) 52... f4 53. Rf8+?? { (1.65 → -6.23) Blunder. Re1 was best. } (53. Re1 g4) 53... Kg7?? { (-6.23 → -0.25) Blunder. Ke7 was best. } (53... Ke7 54. Re5) 54. Rxf4 gxf4 55. Rxe6 Kf7 56. Re1 f3 57. Rb1 f2 58. b4? { (0.00 → -1.24) Mistake. Rf1 was best. } (58. Rf1 Rf4 59. Kd6 Kf6 60. b4 Kf5 61. b5 Kg4 62. b6 Kg3 63. b7 Rb4 64. Kc7 Kf3) 58... Rxb4 59. Rxb4 f1=Q 60. Rb6 Qf4+ 61. Kb7?? { (-2.29 → -5.88) Blunder. Kc6 was best. } (61. Kc6 Qc4+ 62. Kd6 Qd4+ 63. Kc6 Ke6 64. Kb5+ Kd5 65. Ka5 Qa1+ 66. Kb4 Qa7 67. Kb5 Qa3) 61... Qe4+? { (-5.88 → -3.52) Mistake. Ke7 was best. } (61... Ke7 62. Rb5 Kd6 63. Ka6 Qa4+ 64. Kb6 Qd4+ 65. Kb7 Kd7 66. Rb6 Qe4+ 67. Kb8 Qd5 68. Rb7+) 62. Ka6?! { (-3.52 → -4.95) Inaccuracy. Kc7 was best. } (62. Kc7 Ke7) 62... Qa4+ 63. Kb7 Ke7 64. Kc7 Qc4+ 65. Kb7 Kd7 66. Ka7 Qc5?? { (-56.52 → -1.19) Blunder. Qd4 was best. } (66... Qd4 67. Kb7 Qe4+ 68. Ka6 Qa8+ 69. Kb5 Kc7 70. Rh6 Qd5+ 71. Ka4 Qe4+ 72. Kb5 Qe2+ 73. Kc5) 67. Ka6 Qc8+ 68. Rb7+?? { (-1.64 → Mate in 4) Checkmate is now unavoidable. Kb5 was best. } (68. Kb5 Qc2) 68... Kc6 69. Ka5 Qxb7 70. Ka4 Kc5 71. Ka3 Kc4 72. Ka2 Kc3?? { (Mate in 2) Lost forced checkmate sequence. Kc3 was best. } (72... Kc3 73. Ka1 Qb2#) 73. Ka1 Qb2# { Black wins by checkmate. } 0-1