CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/bDLTfDV2"] [Date "2025.11.23"] [White "Sasha"] [Black "Diego"] [Result "0-1"] [UTCDate "2025.11.23"] [UTCTime "18:29:06"] [WhiteElo "1504"] [BlackElo "1461"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+16"] [WhiteTitle "IM🧁"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nf3 Nf6 3. Bf4 { D02 Queen's Pawn Game: London System } Bf5 4. c3 e6 5. e3 c5 6. Bd3 Bg6 7. Bxg6 hxg6 8. Nbd2 c4 9. O-O Nc6 10. Bg5 Be7 11. Bxf6? { (0.65 → -0.60) Mistake. Re1 was best. } (11. Re1 b5 12. h4 a5 13. a4 b4 14. e4 O-O 15. exd5 exd5 16. Ne5 Nxe5 17. dxe5 Nd7) 11... Bxf6?! { (-0.60 → 0.38) Inaccuracy. gxf6 was best. } (11... gxf6 12. e4) 12. Re1 Qc7 13. e4 dxe4?! { (0.94 → 1.71) Inaccuracy. O-O-O was best. } (13... O-O-O 14. exd5 exd5 15. Nf1 Ne7 16. Ne3 Kb8 17. Qc2 a6 18. Rab1 Ka7 19. Re2 Qc8 20. h3) 14. Nxe4 O-O-O 15. Nxf6? { (1.70 → 0.25) Mistake. h3 was best. } (15. h3 a6) 15... gxf6 16. Nd2?? { (0.14 → -6.78) Blunder. Qa4 was best. } (16. Qa4 g5) 16... Qxh2+ 17. Kf1 Qh1+ 18. Ke2 Qxg2 19. Rg1 Qd5 20. Kf1 Rh7 21. Qf3 f5?! { (-5.94 → -4.21) Inaccuracy. Qxf3 was best. } (21... Qxf3 22. Nxf3 Rh5 23. Ke2 e5 24. dxe5 Nxe5 25. Rh1 Rdh8 26. Rxh5 Rxh5 27. Rd1 Nd3 28. b3) 22. Qxd5 exd5 23. Nf3 Rdh8 24. Ke2?! { (-4.50 → -5.85) Inaccuracy. Re1 was best. } (24. Re1 Kd7) 24... Rh3?? { (-5.85 → -1.27) Blunder. Kd7 was best. } (24... Kd7) 25. Ng5 R3h5?! { (-1.25 → -0.63) Inaccuracy. Re8+ was best. } (25... Re8+ 26. Kf1 Rh4 27. Nxf7 Kd7 28. Ng5 Rg4 29. Rxg4 fxg4 30. b3 b5 31. bxc4 dxc4 32. Rb1) 26. Nxf7 Rf8?! { (-0.79 → 0.12) Inaccuracy. Rg8 was best. } (26... Rg8 27. Rh1) 27. Ng5? { (0.12 → -0.92) Mistake. Nd6+ was best. } (27. Nd6+ Kd7 28. Nxb7 g5 29. Rae1 g4 30. Nc5+ Kd6 31. Rh1 Rfh8 32. Rxh5 Rxh5 33. Kd2 Rh6) 27... b5 28. a3 a5?! { (-1.19 → -0.38) Inaccuracy. Kd7 was best. } (28... Kd7 29. Kf1) 29. Rab1?! { (-0.38 → -1.32) Inaccuracy. Kf3 was best. } (29. Kf3) 29... b4?! { (-1.32 → -0.55) Inaccuracy. Kd7 was best. } (29... Kd7 30. b3 Re8+ 31. Kd1 b4 32. axb4 axb4 33. bxc4 dxc4 34. d5 Ne5 35. Rxb4 Ra8 36. Ke2) 30. axb4 axb4 31. cxb4?? { (-0.73 → -3.84) Blunder. Rbe1 was best. } (31. Rbe1) 31... Nxb4?? { (-3.84 → -1.77) Blunder. Nxd4+ was best. } (31... Nxd4+ 32. Kf1) 32. Kd2 Nd3?! { (-1.72 → -0.86) Inaccuracy. Rh2 was best. } (32... Rh2 33. Rbf1 Rf6 34. Nf3 Rh3 35. Rg3 Rxg3 36. fxg3 Nc6 37. Kc3 Re6 38. Re1 Re4 39. Rxe4) 33. Ke2?? { (-0.86 → -5.60) Blunder. Ra1 was best. } (33. Ra1 Rf6) 33... Rh2 34. Nf3? { (-4.74 → -9.10) Mistake. Rbf1 was best. } (34. Rbf1 Re8+) 34... Rxf2+ 35. Ke3? { (-9.19 → Mate in 1) Checkmate is now unavoidable. Kd1 was best. } (35. Kd1 Rxf3) 35... f4# { Black wins by checkmate. } 0-1