CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/QHsCj33K"] [Date "2026.08.05"] [White "Owen6"] [Black "ZePHyRos"] [Result "0-1"] [UTCDate "2026.08.05"] [UTCTime "23:26:09"] [WhiteElo "1540"] [BlackElo "1777"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+3"] [WhiteTitle "GM🥉"] [BlackTitle "GM🥉"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D07"] [Opening "Queen's Gambit Declined: Chigorin Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. c4 Nc6 { D07 Queen's Gambit Declined: Chigorin Defense } 3. Nf3 Bf5?? { (0.79 → 4.05) Blunder. e6 was best. } (3... e6 4. Nc3) 4. g3?? { (4.05 → 0.48) Blunder. cxd5 was best. } (4. cxd5) 4... e6 5. Bg2 Bd6?! { (-0.05 → 0.95) Inaccuracy. Nb4 was best. } (5... Nb4 6. O-O Nc2 7. cxd5 Nxa1 8. e4 Bxe4 9. dxe6 fxe6 10. Nc3 Bxf3 11. Qxf3 Nf6 12. Qxb7) 6. c5?! { (0.95 → 0.04) Inaccuracy. Nc3 was best. } (6. Nc3 dxc4 7. Qa4 Ne7 8. Qxc4 a6 9. e4 Bg4 10. Be3 O-O 11. h3 Bxf3 12. Bxf3 e5) 6... Be7 7. Nc3 Bf6 8. O-O g5 9. Be3 h5 10. Qc1 h4 11. Bxg5 hxg3 12. fxg3 Nh6?? { (0.06 → 6.69) Blunder. Nxd4 was best. } (12... Nxd4 13. Bxf6) 13. Bxh6 Nxd4 14. Nxd4 Bxd4+ 15. Be3 Be5?! { (5.61 → 8.31) Inaccuracy. Bxe3+ was best. } (15... Bxe3+ 16. Qxe3 d4 17. Qf3 dxc3 18. Qxc3 O-O 19. Bxb7 Rb8 20. Bf3 Qg5 21. Rad1 Rfd8 22. b3) 16. Rd1?! { (8.31 → 5.80) Inaccuracy. Nxd5 was best. } (16. Nxd5 c6) 16... Qf6 17. Bg5?! { (7.06 → 5.14) Inaccuracy. Bf4 was best. } (17. Bf4 Bg6 18. e3 O-O-O 19. c6 Kb8 20. cxb7 a6 21. Bxe5 Qxe5 22. Rd4 Qg7 23. Rf4 e5) 17... Qg6 18. Re1? { (6.61 → 3.29) Mistake. Bf4 was best. } (18. Bf4) 18... Qh5?! { (3.29 → 4.85) Inaccuracy. d4 was best. } (18... d4) 19. Bh4 Kd7?! { (5.21 → 7.46) Inaccuracy. Bg4 was best. } (19... Bg4 20. c6) 20. h3?? { (7.46 → -2.00) Blunder. e4 was best. } (20. e4 Bd4+ 21. Kh1 Bf6 22. Qf4 Bxh4 23. gxh4 Qxh4 24. Qxh4 Rxh4 25. exf5 Rah8 26. h3 Rxh3+) 20... Rag8 21. Qe3? { (-1.85 → -3.67) Mistake. Nxd5 was best. } (21. Nxd5 exd5) 21... f6?? { (-3.67 → 1.53) Blunder. Bxh3 was best. } (21... Bxh3) 22. Qf2?? { (1.53 → -3.63) Blunder. Red1 was best. } (22. Red1 c6) 22... Rh7?? { (-3.63 → 3.54) Blunder. Bxh3 was best. } (22... Bxh3 23. e4) 23. g4?? { (3.54 → -6.61) Blunder. e4 was best. } (23. e4 Bxh3 24. exd5 Kc8 25. Rxe5 fxe5 26. c6 b6 27. d6 cxd6 28. Ne4 Bxg2 29. Nf6 Rf8) 23... Bd4?? { (-6.61 → 7.46) Blunder. Bxg4 was best. } (23... Bxg4 24. hxg4) 24. gxh5 Bxf2+ 25. Bxf2?? { (7.30 → 0.68) Blunder. Kxf2 was best. } (25. Kxf2 Rxh5 26. e4 Rxh4 27. exf5 Rf4+ 28. Bf3 Rxf5 29. Rad1 c6 30. Ne2 e5 31. Ke3 Rfg5) 25... Bxh3 26. Kh2 Bxg2 27. Rg1?? { (1.06 → Mate in 2) Checkmate is now unavoidable. Bg3 was best. } (27. Bg3 Rxh5+ 28. Kxg2 Rhg5 29. Rh1 Rxg3+ 30. Kf2 Kc6 31. Raf1 f5 32. Rh7 R3g7 33. Rh6 Rg2+) 27... Rxh5+ 28. Bh4 Rxh4# { Black wins by checkmate. } 0-1