CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/RYX5p9VD"] [Date "2025.08.22"] [White "Sebastian1"] [Black "Joseph4"] [Result "1-0"] [UTCDate "2025.08.22"] [UTCTime "23:23:21"] [WhiteElo "1280"] [BlackElo "1268"] [WhiteRatingDiff "+14"] [BlackRatingDiff "-62"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B20"] [Opening "Sicilian Defense: Bowdler Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Bc4 { B20 Sicilian Defense: Bowdler Attack } e5? { (-0.01 → 1.13) Mistake. e6 was best. } (2... e6 3. Nf3 Nf6 4. Qe2 Nc6 5. e5 Nd5 6. d4 cxd4 7. O-O Bc5 8. Nbd2 Nf4 9. Qe4) 3. Qf3?! { (1.13 → 0.12) Inaccuracy. Nc3 was best. } (3. Nc3 Nc6 4. Nge2 Nf6 5. d3 d6 6. O-O a6 7. a4 Be7 8. f4 O-O 9. h3 Bd7) 3... f6?? { (0.12 → 1.78) Blunder. Nf6 was best. } (3... Nf6 4. Nc3 Be7 5. Nge2 O-O 6. d3 d6 7. Bg5 Nc6 8. Bxf6 Bxf6 9. Nd5 Be7 10. O-O) 4. Qh5+?! { (1.78 → 0.90) Inaccuracy. Ne2 was best. } (4. Ne2 Nc6 5. Nbc3 d6 6. a3 Qd7 7. O-O f5 8. d3 f4 9. g3 Qh3 10. Qh1 Be6) 4... Ke7? { (0.90 → 2.54) Mistake. g6 was best. } (4... g6) 5. Qf7+ Kd6 6. Qd5+? { (2.00 → 0.64) Mistake. Nc3 was best. } (6. Nc3 a6) 6... Kc7 7. d3 Ne7?? { (0.48 → 2.16) Blunder. Nc6 was best. } (7... Nc6 8. Qf7 a6 9. a4 Kb8 10. Ne2 b6 11. Nbc3 Nb4 12. Bb3 Ra7 13. Qh5 Ne7 14. a5) 8. Qf7? { (2.16 → 0.57) Mistake. Qxc5+ was best. } (8. Qxc5+ Nbc6 9. Nc3 Nf5 10. Qd5 Nfd4 11. Nb5+ Nxb5 12. Bxb5 a6 13. Bxc6 dxc6 14. Qxd8+ Kxd8) 8... f5?? { (0.57 → 2.68) Blunder. a6 was best. } (8... a6 9. Nc3) 9. exf5?! { (2.68 → 1.70) Inaccuracy. Nc3 was best. } (9. Nc3) 9... Nxf5?? { (1.70 → 8.21) Blunder. d5 was best. } (9... d5 10. Bb3 Bxf5 11. Nc3 Qd7 12. Bxd5 Nbc6 13. Nf3 Nxd5 14. Nxd5+ Kd6 15. Qxd7+ Kxd7 16. Ne3) 10. Qxf5 Be7 11. Qxe5+ Kb6 12. Be3 d6 13. Qe4 g5 14. Be6 Nc6 15. Bxc8 Qxc8 16. d4 Kc7 17. dxc5 dxc5 18. Na3 b6 19. Nb5+ Kb7 20. Nf3 h6 21. Ne5 Bd6? { (8.55 → Mate in 6) Checkmate is now unavoidable. Qe6 was best. } (21... Qe6 22. Nd6+) 22. Nxc6?! { (Mate in 6 → 11.23) Lost forced checkmate sequence. Nxd6+ was best. } (22. Nxd6+ Kb8 23. Nxc6+ Kc7 24. Nb5+ Kb7 25. Nd8+ Kb8 26. Qe5+ Qc7 27. Qxc7#) 22... Qxc6 23. Qa4 a5 24. Nxd6+ Qxd6 25. O-O Rhe8 26. Rad1 Qc7 27. Rd2 h5 28. Rfd1 g4 29. Rd8?? { (11.22 → -4.63) Blunder. Bg5 was best. } (29. Bg5 Ka6) 29... Rexd8?! { (-4.63 → -3.60) Inaccuracy. Raxd8 was best. } (29... Raxd8 30. Rc1 Re7 31. g3 Qe5 32. c3 Rd3 33. Rf1 Qd6 34. b4 cxb4 35. cxb4 Qxb4 36. Qc2) 30. Rxd8? { (-3.60 → -6.18) Mistake. Qe4+ was best. } (30. Qe4+ Ka6) 30... Qxd8? { (-6.18 → -3.13) Mistake. Rxd8 was best. } (30... Rxd8 31. Qe4+) 31. c4?? { (-3.13 → -6.99) Blunder. Qe4+ was best. } (31. Qe4+) 31... Qd6?! { (-6.99 → -5.11) Inaccuracy. Qd3 was best. } (31... Qd3 32. g3) 32. g3 Rd8 33. Bf4 Qd1+ 34. Qxd1 Rxd1+ 35. Kg2 Rd4 36. Be3 Rxc4 37. b3 Rc3 38. Bd2 Rxb3?? { (-8.46 → 5.05) Blunder. Rc2 was best. } (38... Rc2 39. Bf4) 39. axb3 c4 40. bxc4 Ka6 41. f4 a4 42. Bc3 a3 43. f5 a2 44. f6 a1=Q 45. Bxa1 Kb7 46. f7 Kc7?! { (77.16 → Mate in 7) Checkmate is now unavoidable. b5 was best. } (46... b5 47. cxb5 Kb6 48. f8=Q Kxb5 49. Qf7 h4 50. gxh4 Kb4 51. h5 Ka3 52. h6 Kb4 53. Qf8+) 47. f8=Q Kd7 48. Qf5+ Kc6 49. Qxh5 b5 50. Qxb5+ Kd6 51. h3 Kc7 52. hxg4 Kd8 53. g5 Ke7 54. g6 Kf8 55. Qb6 Kg8 56. Qb7 Kf8 57. Qf7# { White wins by checkmate. } 1-0