FEN
[Event "October Chess Megatournament"]
[Site "https://cohenchessclub.com/EKGIoDXV"]
[Date "2025.10.19"]
[White "Mark"]
[Black "Harry2"]
[Result "0-1"]
[UTCDate "2025.10.19"]
[UTCTime "19:32:55"]
[WhiteElo "1425"]
[BlackElo "1570"]
[WhiteRatingDiff "-7"]
[BlackRatingDiff "+4"]
[WhiteTitle "⛳"]
[BlackTitle "GM🏆"]
[Variant "Standard"]
[TimeControl "600+1"]
[ECO "B70"]
[Opening "Sicilian Defense: Dragon Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 { B70 Sicilian Defense: Dragon Variation } 6. Bf4?? { (0.91 → -0.77) Blunder. Be3 was best. } (6. Be3 Bg7) 6... e5 7. Bb5+ Nbd7?? { (-0.96 → 1.03) Blunder. Bd7 was best. } (7... Bd7) 8. Bxd7+? { (1.03 → -0.06) Mistake. Bg5 was best. } (8. Bg5 Bg7) 8... Bxd7?! { (-0.06 → 0.68) Inaccuracy. Nxd7 was best. } (8... Nxd7 9. Ndb5) 9. Bg5 exd4?! { (0.67 → 1.30) Inaccuracy. Be7 was best. } (9... Be7 10. Bxf6 Bxf6 11. Ndb5 O-O 12. Qe2 Be7 13. Nd5 a6 14. Nbc3 Bg5 15. Ne3 Rc8 16. Rd1) 10. Qxd4?? { (1.30 → -2.88) Blunder. Nd5 was best. } (10. Nd5 Bg7 11. Qf3 Kf8 12. Bxf6 Bxf6 13. Qxf6 Qxf6 14. Nxf6 Be6 15. O-O-O Kg7 16. Nd5 Bxd5) 10... Bg7 11. Qxd6 h6?? { (-3.39 → -0.29) Blunder. Qb6 was best. } (11... Qb6) 12. Qe5+?? { (-0.29 → -5.23) Blunder. Nd5 was best. } (12. Nd5 hxg5) 12... Qe7?! { (-5.23 → -3.37) Inaccuracy. Be6 was best. } (12... Be6) 13. Bxf6? { (-3.37 → -6.98) Mistake. Qxe7+ was best. } (13. Qxe7+ Kxe7) 13... Bxf6 14. Qxe7+ Bxe7 15. Nd5 Bd6 16. Nf6+ Ke7 17. Nxd7 Kxd7 18. O-O-O Kc7 19. e5?! { (-5.32 → -7.07) Inaccuracy. g3 was best. } (19. g3) 19... Bxe5 20. g3 Rac8 21. Rhe1 Bf6 22. b3 Kb8 23. Rd7 Rhe8 24. Rxe8 Rxe8 25. Rxf7 Bc3 26. Rd7 Re1+ 27. Rd1 Bb2+ 28. Kd2 Rxd1+?! { (-5.90 → -4.47) Inaccuracy. Bc3+ was best. } (28... Bc3+) 29. Kxd1 Bd4 30. f3 Bg1 31. h3?! { (-4.14 → -5.56) Inaccuracy. Ke2 was best. } (31. Ke2 g5 32. h3 Kc7 33. f4 gxf4 34. gxf4 Kd6 35. Kf3 Ke6 36. Ke4 Bc5 37. c3 Be7) 31... g5?! { (-5.56 → -4.37) Inaccuracy. Bh2 was best. } (31... Bh2 32. Ke2) 32. g4?! { (-4.37 → -5.62) Inaccuracy. Ke2 was best. } (32. Ke2 Kc7) 32... Kc7 33. Ke1 Bh2 34. Ke2 Bf4?! { (-5.85 → -4.12) Inaccuracy. Kd6 was best. } (34... Kd6) 35. Kd3 Kc6 36. Kc4 b5+ 37. Kb4?! { (-5.27 → -8.52) Inaccuracy. Kd4 was best. } (37. Kd4 Kd6) 37... Kb6 38. c4 Bd6+ 39. Kc3 b4+ 40. Kd4 Bc5+?! { (-3.87 → -3.05) Inaccuracy. Kc6 was best. } (40... Kc6) 41. Kd5 a5 42. a4?? { (-3.25 → -10.76) Blunder. Ke5 was best. } (42. Ke5 Be3 43. Ke4 Bd2 44. Ke5 Bf4+ 45. Ke4 Bd6 46. Kd4 Bh2 47. Kd5 Bg3 48. Kd4 Kc6) 42... bxa3 43. Ke6 a2 44. Kf6 a1=Q+ 45. Kg6 Qe5 46. Kh5 Bf8 47. Kg6 Qg7+?! { (Mate in 3 → -77.90) Lost forced checkmate sequence. Qe6+ was best. } (47... Qe6+ 48. Kh7 Qf7+ 49. Kh8 Qg7#) 48. Kf5?! { (-77.90 → Mate in 6) Checkmate is now unavoidable. Kf5 was best. } (48. Kf5 Qf7+ 49. Ke5 Qxf3 50. Ke6 Qxb3 51. h4 Qxc4+ 52. Kf5 gxh4 53. g5 hxg5 54. Kg6 a4) 48... Qd7+?! { (Mate in 6 → -77.90) Lost forced checkmate sequence. Qh7+ was best. } (48... Qh7+ 49. Ke5 Kc5 50. b4+ Kxc4 51. f4 Qg6 52. f5 Qd6+ 53. Ke4 Qf4#) 49. Ke4 Qc6+ 50. Ke3 Bc5+ 51. Ke2 Qe6+ 52. Kd3 Qe3+ 53. Kc2 Bb4 54. Kd1 Qd2# { Black wins by checkmate. } 0-1