CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/NyYZPynV"] [Date "2026.08.17"] [White "Walker"] [Black "colton1"] [Result "0-1"] [UTCDate "2026.08.17"] [UTCTime "15:46:54"] [WhiteElo "1586"] [BlackElo "1500"] [WhiteRatingDiff "-18"] [BlackRatingDiff "+16"] [WhiteTitle "📈"] [BlackTitle "IM🤔"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 { B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack } a6 4. Bxc6 dxc6 5. Nc3 Bd7 6. d3 f6?! { (1.48 → 2.14) Inaccuracy. Qc7 was best. } (6... Qc7 7. Be3) 7. Bf4? { (2.14 → 0.73) Mistake. e5 was best. } (7. e5 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. Bd2 f5 11. O-O-O Ne7 12. g4 Qc7 13. Rde1 b5) 7... e5 8. Be3 Bd6 9. O-O?! { (0.98 → 0.20) Inaccuracy. Nd2 was best. } (9. Nd2) 9... Bg4 10. h3 Bxf3?! { (0.50 → 1.37) Inaccuracy. Bh5 was best. } (10... Bh5) 11. Qxf3 g5?? { (1.05 → 2.88) Blunder. Ne7 was best. } (11... Ne7 12. Qg4 Kf7 13. Qh5+ Ng6 14. Ne2 Rf8 15. Ng3 Kg8 16. Nf5 Nf4 17. Qg4 g6 18. Nxd6) 12. a3?! { (2.88 → 1.82) Inaccuracy. Qh5+ was best. } (12. Qh5+) 12... h5 13. b4?! { (1.73 → 1.07) Inaccuracy. Na4 was best. } (13. Na4 Qe7 14. Nb6 Rb8 15. a4 Qe6 16. Nc4 Ne7 17. a5 Kd7 18. Nxd6 Kxd6 19. Qe2 Rbg8) 13... g4?! { (1.07 → 2.15) Inaccuracy. cxb4 was best. } (13... cxb4 14. axb4 Qd7 15. Na4 Qe6 16. Bc5 Bc7 17. Qe3 Ne7 18. Bb6 Bd6 19. Nc5 Bxc5 20. Qxc5) 14. Qf5?? { (2.15 → 0.00) Blunder. hxg4 was best. } (14. hxg4 cxb4 15. Na4 Nh6 16. gxh5 f5 17. exf5 Qh4 18. g3 Qh3 19. Nb6 Rd8 20. Bxh6 Rxh6) 14... Ne7?? { (0.00 → 5.62) Blunder. Kf7 was best. } (14... Kf7 15. Bg5 cxb4 16. axb4 Kg7 17. Be3 Kf7) 15. Qxf6 Rf8 16. Qg5 gxh3 17. Qxh5+ Kd7 18. Qxh3+ Kc7 19. bxc5 Rh8 20. cxd6+?! { (9.35 → 4.94) Inaccuracy. Qe6 was best. } (20. Qe6 Nc8) 20... Qxd6 21. Qg3 Rag8 22. Qf3 Rh7?! { (5.16 → 6.88) Inaccuracy. Qe6 was best. } (22... Qe6 23. Rfb1) 23. g3?! { (6.88 → 4.62) Inaccuracy. Rfb1 was best. } (23. Rfb1) 23... Qe6?! { (4.62 → 6.47) Inaccuracy. Ng6 was best. } (23... Ng6) 24. Rfb1 Qh3 25. Bc5?! { (6.47 → 4.04) Inaccuracy. Qg2 was best. } (25. Qg2) 25... Ng6 26. Bb6+ Kd7?? { (3.08 → 8.25) Blunder. Kb8 was best. } (26... Kb8 27. Ne2 Rgh8 28. Qg2 Qg4 29. f3 Qd7 30. d4 Rh3 31. dxe5 Qh7 32. Kf2 Nxe5 33. Bd4) 27. Bc5?? { (8.25 → 3.05) Blunder. Qf5+ was best. } (27. Qf5+ Ke8) 27... Nh4?? { (3.05 → 7.73) Blunder. Ke8 was best. } (27... Ke8 28. Rxb7) 28. Rxb7+?? { (7.73 → 2.52) Blunder. Qh1 was best. } (28. Qh1 Qxh1+ 29. Kxh1 Kc8 30. Kg1 Rh5 31. Kf1 Nf3 32. Ke2 Nd4+ 33. Bxd4 exd4 34. Rh1 Rxh1) 28... Ke6 29. Rxh7?? { (2.66 → Mate in 1) Checkmate is now unavoidable. Qh1 was best. } (29. Qh1) 29... Nxf3# { Black wins by checkmate. } 0-1