CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/tmNx0RGR"] [Date "2025.05.06"] [White "BENJAMIN4"] [Black "Bohdan"] [Result "1-0"] [UTCDate "2025.05.06"] [UTCTime "20:21:14"] [WhiteElo "1662"] [BlackElo "1501"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-5"] [WhiteTitle "🌊"] [BlackTitle "🐍"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Mason Variation } Nf6 3. e3 Bf5 4. Nf3 c6 5. Bd3 Bxd3 6. cxd3 Ng4?! { (0.16 → 0.68) Inaccuracy. Nbd7 was best. } (6... Nbd7 7. h3 e6 8. Nc3 Be7 9. O-O Qb6 10. Qe2 h6 11. Rac1 O-O 12. g4 a5 13. Rc2) 7. h3 Nf6 8. O-O Qd7 9. Nbd2 Nh5?? { (0.59 → 7.54) Blunder. e6 was best. } (9... e6 10. e4 Qd8 11. Re1 a5 12. Nf1 Be7 13. Ng3 O-O 14. e5 Nfd7 15. Nh5 Re8 16. Nh2) 10. Qb3?? { (7.54 → -0.29) Blunder. Ne5 was best. } (10. Ne5) 10... Nxf4 11. exf4 Na6 12. Ne5 Qe6?? { (-0.17 → 3.54) Blunder. Qc7 was best. } (12... Qc7 13. Qd1 e6 14. g3 Bd6 15. a3 Qe7 16. Rc1 Nc7 17. Re1 a5 18. Kg2 a4 19. h4) 13. Qxb7 Qc8 14. Qxc6+ Qxc6 15. Nxc6 Nc7?! { (3.54 → 4.80) Inaccuracy. e6 was best. } (15... e6 16. f5) 16. Rac1 Ne6?! { (4.03 → 5.08) Inaccuracy. e6 was best. } (16... e6 17. b4) 17. g3 Kd7 18. Ne5+ Kd6?? { (6.29 → Mate in 1) Checkmate is now unavoidable. Ke8 was best. } (18... Ke8 19. Nb3 a5 20. f5 Nd8 21. Rfe1 e6 22. Nc5 Bd6 23. fxe6 fxe6 24. Nc6 Kf7 25. Nxd8+) 19. Rfe1?? { (Mate in 1 → 5.66) Lost forced checkmate sequence. Rc6# was best. } (19. Rc6#) 19... Nd8 20. Nb3 f6 21. Ng4 f5? { (4.49 → 8.88) Mistake. h5 was best. } (21... h5 22. Ne3) 22. Ne5 g6 23. Nc5 Rg8 24. Nb7+ Ke6 25. Nxd8+ Rxd8 26. Nc6+ Kd7 27. Nxd8 Kxd8 28. Re6 Kd7 29. Rcc6 Bg7 30. g4? { (6.66 → 3.91) Mistake. Ra6 was best. } (30. Ra6 Bxd4 31. Re2 Bb6 32. Rc2 g5 33. fxg5 Rxg5 34. Kh2 f4 35. gxf4 Rf5 36. Ra4 Rf6) 30... Bxd4 31. gxf5 gxf5+ 32. Kf1 Rb8 33. b3 Rb5 34. Ra6 Rb4?! { (4.81 → 7.87) Inaccuracy. Rc5 was best. } (34... Rc5 35. Rh6) 35. Rh6 Rb8 36. Rxh7 Rc8 37. Kg2 Rg8+ 38. Kf1 Rc8 { Black offers draw } 39. Ra4 Rc1+ 40. Ke2 Bc5 41. Kd2 Rf1 42. Kc3?! { (7.07 → 4.40) Inaccuracy. d4 was best. } (42. d4 Bb6) 42... Rxf2 43. d4? { (4.55 → 2.76) Mistake. Rh5 was best. } (43. Rh5 Be3 44. Rxf5 e6 45. Rf7+ Kc6 46. b4 Bb6 47. Raxa7 Bxa7 48. Rxa7 Rxf4 49. a4 e5) 43... Rf3+?! { (2.76 → 4.15) Inaccuracy. Bb6 was best. } (43... Bb6 44. Rh4 Re2 45. Rh5 e6 46. Rh7+ Kc6 47. Rh6 Kd6 48. Ra6 Kc6 49. h4 Re3+ 50. Kd2) 44. Kd2 Bb6 45. Ke2?? { (4.21 → 0.90) Blunder. Rh4 was best. } (45. Rh4 a5 46. Ke2 Rc3 47. Rh5 e6 48. Rh7+ Kc6 49. Rh6 Kd7 50. h4 Bc7 51. h5 Bxf4) 45... Rxf4 46. Ke3?! { (0.99 → 0.42) Inaccuracy. h4 was best. } (46. h4 Re4+) 46... Rf1? { (0.42 → 1.91) Mistake. Re4+ was best. } (46... Re4+ 47. Kf3 Bxd4 48. h4 Ke6 49. h5 a5 50. Rxa5 Re3+ 51. Kg2 f4 52. Ra6+ Kf5 53. Rf7+) 47. Rh5?! { (1.91 → 1.29) Inaccuracy. h4 was best. } (47. h4 Ke6 48. Ra6 Re1+ 49. Kf3 Kf6 50. h5 e6 51. h6 Kg6 52. Re7 Kxh6 53. a4 Re4) 47... f4+?? { (1.29 → 5.49) Blunder. Ke6 was best. } (47... Ke6 48. h4) 48. Ke2 Rc1 { Black offers draw } 49. Rxd5+ Ke6 50. Re5+ Kf6 51. Re4 Rc2+ 52. Kd3 Rf2 53. d5 f3 54. Rf4+ Ke5 55. Rae4+ Kxd5 56. Rf5+?! { (3.85 → 2.49) Inaccuracy. Rxe7 was best. } (56. Rxe7) 56... Kd6 57. Kc4?! { (2.71 → 1.96) Inaccuracy. Ref4 was best. } (57. Ref4 e6 58. Rf7 Kd5 59. Rxf3 Rxa2 60. Rd7+ Kc6 61. Rh7 Kd5 62. Rff7 e5 63. Rd7+ Kc6) 57... Rxa2?? { (1.96 → 5.01) Blunder. e5 was best. } (57... e5 58. Rexe5) 58. Rd5+?? { (5.01 → 1.81) Blunder. Rxf3 was best. } (58. Rxf3 e5) 58... Kc7 59. Rxe7+ Kc6 60. Re6+ Kb7?? { (1.85 → 4.77) Blunder. Kc7 was best. } (60... Kc7 61. Rf6) 61. Rd7+?! { (4.77 → 3.55) Inaccuracy. Rd7+ was best. } (61. Rd7+) 61... Ka6?! { (3.55 → 4.68) Inaccuracy. Ka6 was best. } (61... Ka6 62. Rf7) 62. Rf6?? { (4.68 → 1.18) Blunder. Rf7 was best. } (62. Rf7 f2) 62... f2 63. Kb4 Ra1 64. Rdf7 Rc1 { Black offers draw } 65. Ka3 Ra1+ 66. Kb2 Rh1 67. Rf3 Bd4+ 68. Kc2 f1=Q 69. Rxf1 Rh2+?? { (1.26 → 6.08) Blunder. Rxh3 was best. } (69... Rxh3 70. R1f4 Bb6 71. Kb2 Rh1 72. Rf1 Rh2+ 73. Kc3 Kb5 74. R1f5+ Ka6 75. Kb4 Rh4+ 76. Rf4) 70. Kd3 Rxh3+ 71. Kxd4 Rxb3?? { (6.53 → Mate in 22) Checkmate is now unavoidable. Kb5 was best. } (71... Kb5 72. R1f3 Rh4+ 73. Kc3 Rh1 74. Rxa7 Rc1+ 75. Kb2 Rh1 76. Rf5+ Kb6 77. Raf7 Re1 78. R5f6+) 72. Ra1+? { (Mate in 22 → 8.21) Lost forced checkmate sequence. R1f6+ was best. } (72. R1f6+ Rb6 73. Kc5 Rxf6 74. Rxf6+ Kb7 75. Rf7+ Kb8 76. Kc6 a6 77. Rf8+ Ka7 78. Rg8 a5) 72... Kb6 73. Rf6+? { (7.48 → 3.95) Mistake. Rh1 was best. } (73. Rh1 Ka5) 73... Kb7? { (3.95 → 7.74) Mistake. Kb5 was best. } (73... Kb5 74. Rf5+) 74. Rf7+? { (7.74 → 4.20) Mistake. Rg1 was best. } (74. Rg1) 74... Kb8?? { (4.20 → Mate in 12) Checkmate is now unavoidable. Kb6 was best. } (74... Kb6 75. Rh1 Rg3 76. Rf6+ Ka5 77. Rf5+ Kb4 78. Rb1+ Ka4 79. Ra1+ Kb4) 75. Kc4?? { (Mate in 12 → 6.87) Lost forced checkmate sequence. Re1 was best. } (75. Re1 Ka8 76. Re8+ Rb8 77. Rxb8+ Kxb8 78. Kd5 Kc8 79. Rxa7 Kd8 80. Ke6 Kc8 81. Re7 Kb8) 75... Rg3 76. Rf8+? { (53.28 → 4.49) Mistake. Rb1+ was best. } (76. Rb1+ Kc8 77. Rbb7 Rg4+ 78. Kb5 a6+ 79. Kxa6 Ra4+ 80. Kb5 Ra3 81. Rfc7+ Kd8 82. Ra7 Rxa7) 76... Kb7? { (4.49 → 53.00) Mistake. Kb7 was best. } (76... Kb7 77. Rf7+ Kb6 78. Raf1 a6 79. R1f6+ Ka5 80. Rf2 Kb6 81. Kb4 Kc6 82. Ka4 a5 83. Rc2+) 77. Rf7+? { (53.00 → 4.10) Mistake. Rf7+ was best. } (77. Rf7+ Kb6 78. Raf1 a6 79. R1f6+ Ka5 80. Rf3 Rg1 81. Rf1 Rg4+ 82. R7f4 Rg8 83. Rf6 Rc8+) 77... Kb8? { (4.10 → 53.12) Mistake. Kb6 was best. } (77... Kb6 78. Rf6+) 78. Rfxa7 Rg4+ 79. Kd5 Rg5+ 80. Ke6 Rg6+ 81. Kf5 Rg8?? { (6.07 → Mate in 6) Checkmate is now unavoidable. Rb6 was best. } (81... Rb6 82. Rh7) 82. Ra8+ Kb7 83. Rxg8 Kb6 84. Rg6+ Kc5 85. Rc1+ Kd5 86. Rd1+ Kc5 87. Rgd6 Kc4 88. Rc1+ Kb5 89. Rdc6 Kb4 90. Rb1+ Ka5 91. Rcb6 Ka4 92. Ra6# { White wins by checkmate. } 1-0