CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/WpKSurni"] [Date "2026.02.13"] [White "Trekker"] [Black "Kristofer"] [Result "0-1"] [UTCDate "2026.02.13"] [UTCTime "21:39:06"] [WhiteElo "1819"] [BlackElo "1695"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+14"] [WhiteTitle "GM🎅"] [BlackTitle "GM😈"] [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. Bb2 Nc6 3. e3 d6 4. Bb5 Bd7 5. Nf3 a6?! { (0.10 → 0.69) Inaccuracy. e5 was best. } (5... e5 6. O-O Nf6 7. Be2 e4 8. Ne1 d5 9. d3 Be7 10. c4 dxc4 11. dxe4 Nxe4 12. Qc2) 6. Be2 Nf6 7. O-O g6 8. Na3?! { (0.46 → -0.14) Inaccuracy. d4 was best. } (8. d4 cxd4 9. exd4 d5 10. c4 Bg7 11. Nc3 O-O 12. h3 Qa5 13. Qc1 e6 14. Rd1 Rfd8) 8... Bg7 9. Nc4? { (0.00 → -1.09) Mistake. d4 was best. } (9. d4) 9... b5 10. Na3 O-O 11. c4 b4 12. Nc2 a5 13. d4 Qc7?! { (-1.44 → -0.55) Inaccuracy. a4 was best. } (13... a4 14. Rb1) 14. dxc5?? { (-0.55 → -2.36) Blunder. d5 was best. } (14. d5) 14... dxc5 15. a3 Ne4 16. axb4?? { (-3.00 → -7.28) Blunder. Bxg7 was best. } (16. Bxg7 Kxg7 17. Qe1 Nc3 18. e4 Nxe4 19. Ne3 e6 20. Bd3 Nf6 21. Qd2 Qd6 22. Rfd1 Rfd8) 16... axb4?? { (-7.28 → -3.42) Blunder. Bxb2 was best. } (16... Bxb2 17. b5) 17. Bxg7?! { (-3.42 → -4.77) Inaccuracy. Rxa8 was best. } (17. Rxa8 Rxa8 18. Bd3 Nc3 19. Bxc3 bxc3 20. Qb1 Nb4 21. Nxb4 cxb4 22. Nd4 Bxd4 23. exd4 Qf4) 17... Kxg7 18. Nd2 Nc3 19. Rxa8 Nxd1 20. Rxf8 Kxf8? { (-7.30 → -4.09) Mistake. Nc3 was best. } (20... Nc3 21. Rxf7+ Kxf7 22. Bf3 Ne5 23. Nxb4 cxb4 24. Ra1 Bf5 25. Bd5+ Kf8 26. e4 Bc8 27. Ra8) 21. Bxd1?! { (-4.09 → -6.21) Inaccuracy. Rxd1 was best. } (21. Rxd1 h5 22. h3 h4 23. Bf3 Bf5 24. Ne1 Na5 25. Bd5 g5 26. e4 Bg6 27. Nef3 e6) 21... Bf5 22. Ne1 Qd6 23. Nef3 Bg4? { (-6.21 → -3.70) Mistake. Bd3 was best. } (23... Bd3) 24. Be2?! { (-3.70 → -5.83) Inaccuracy. Ne4 was best. } (24. Ne4 Qc7 25. Nxc5 Qa7 26. Na4 Na5 27. h3 Bxf3 28. gxf3 Qd7 29. Kg2 Qd6 30. f4 e5) 24... Bxf3 25. Nxf3 Ne5? { (-5.85 → -3.03) Mistake. Qf6 was best. } (25... Qf6 26. Bd1) 26. Rd1 Nxf3+ 27. Bxf3 Qc7?! { (-3.54 → -2.18) Inaccuracy. Qf6 was best. } (27... Qf6) 28. g3 Kg7 29. Rd5 Qc6 30. Kg2 Qc7 31. Rd2 Kf6 32. Rd5 e6 33. Rd2 h5 34. h4 Qe5 35. Rd7 g5? { (-1.96 → -0.41) Mistake. Kg7 was best. } (35... Kg7) 36. hxg5+? { (-0.41 → -1.67) Mistake. Bxh5 was best. } (36. Bxh5 Qe4+ 37. Bf3 Qb1 38. hxg5+ Kg6 39. Bd1 Kxg5 40. Kf1 Kf6 41. Ke1 Qa1 42. Rb7 Qe5) 36... Qxg5 37. Rc7?? { (-1.62 → -4.53) Blunder. Kf1 was best. } (37. Kf1 Qf5 38. Bd1 Qe4 39. Ke2 Kg7 40. Rd8 Qe5 41. Kf1 Qc3 42. Kg2 Qf6 43. Rd2 Qe5) 37... Kg6?? { (-4.53 → -1.61) Blunder. h4 was best. } (37... h4 38. g4) 38. Rc6?? { (-1.61 → -4.89) Blunder. Rc8 was best. } (38. Rc8) 38... Qe7?? { (-4.89 → -1.45) Blunder. h4 was best. } (38... h4) 39. Ra6 h4 40. Ra8?? { (-1.41 → -4.15) Blunder. gxh4 was best. } (40. gxh4 Qd8 41. Bc6 Qxh4 42. Ba4 Qe4+ 43. Kf1 Qd3+ 44. Kg2 Qc3 45. Rc6 Qe5 46. Rc8 Kg7) 40... Kg7? { (-4.15 → -2.05) Mistake. Qd6 was best. } (40... Qd6) 41. Kh3?? { (-2.05 → -7.46) Blunder. gxh4 was best. } (41. gxh4 Qd7) 41... hxg3 42. Kxg3 Qg5+ 43. Kh3 Qf5+ 44. Kg3 Kf6 45. Ra2 Qb1 46. Ra5 Qxb3 47. Rxc5 Qc3 48. Bd1 b3?! { (-6.84 → -4.27) Inaccuracy. Qd3 was best. } (48... Qd3 49. Rb5 Qxd1 50. c5 b3 51. Rb6 Ke7 52. c6 Kd8 53. c7+ Kxc7 54. Rxb3 Qxb3 55. Kf4) 49. Rb5?! { (-4.27 → -5.57) Inaccuracy. Bxb3 was best. } (49. Bxb3 Qxb3 50. Rh5 Qd1 51. Rh8 Qg1+ 52. Kf3 Ke7 53. Rh4 e5 54. c5 Kd7 55. Rc4 Qd1+) 49... b2 50. c5 Qd2 51. Bf3 Qc1 52. Be4 Ke5 53. Bh7?! { (-4.84 → -6.42) Inaccuracy. Bd3 was best. } (53. Bd3 f5) 53... Qg1+ 54. Kf3 Qh1+ 55. Ke2 Qxh7 56. Rxb2 Kd5 57. Rc2? { (-4.86 → -63.09) Mistake. Kd2 was best. } (57. Kd2 Qh4) 57... Qh5+? { (-63.09 → -4.70) Mistake. Qxc2+ was best. } (57... Qxc2+ 58. Kf3 Qf5+ 59. Ke2 Ke4 60. c6 Qf3+ 61. Kf1 Qd1+ 62. Kg2 Qg4+ 63. Kf1 Kf3 64. Ke1) 58. Kd3 Qf5+ 59. Ke2? { (-4.97 → -73.48) Mistake. Kc3 was best. } (59. Kc3 Kc6) 59... Qxc2+ 60. Kf3 Qxc5 61. Ke2 Qc2+ 62. Kf3 e5 63. Kg2 f5 64. Kf3 Qd1+ 65. Kg2 Qg4+ 66. Kf1 Ke4 67. Ke1 Kd3 68. Kf1 f4 69. f3 Qxf3+ 70. Kg1 Kxe3 71. Kh2 Ke2 72. Kg1 Qg4+ 73. Kh1 Kf2 74. Kh2 Qg2# { Black wins by checkmate. } 0-1