FEN
[Event "August Chess Megatournament"]
[Site "https://cohenchessclub.com/ofQlVQva"]
[Date "2023.08.13"]
[White "WO1000"]
[Black "Oskar"]
[Result "0-1"]
[UTCDate "2023.08.13"]
[UTCTime "20:07:51"]
[WhiteElo "1735"]
[BlackElo "1952"]
[WhiteRatingDiff "-5"]
[BlackRatingDiff "+5"]
[WhiteTitle "GM👑"]
[BlackTitle "GM🦃"]
[Variant "Standard"]
[TimeControl "600+2"]
[ECO "C50"]
[Opening "Four Knights Game: Italian Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 { C50 Four Knights Game: Italian Variation } 5. O-O d6 6. d3 h6 7. b3 Bg4 8. Bb2?? { (-0.25 → -2.07) Blunder. h3 was best. } (8. h3) 8... Nd4 9. Nd5? { (-2.71 → -4.51) Mistake. Na4 was best. } (9. Na4) 9... Nxf3+ 10. gxf3 Bh3 11. Nxf6+?! { (-3.84 → -5.83) Inaccuracy. Ne3 was best. } (11. Ne3 Nh5 12. Kh1 Bxf1 13. Qxf1 Qf6 14. Qd1 Nf4 15. b4 Bb6 16. a4 Qg5 17. Qg1 a5) 11... Qxf6 12. Kh1 O-O-O?! { (-5.80 → -4.49) Inaccuracy. Bxf1 was best. } (12... Bxf1 13. Qxf1) 13. a4?! { (-4.49 → -6.33) Inaccuracy. b4 was best. } (13. b4 Bxf1 14. bxc5 Bh3 15. c6 bxc6 16. d4 Qg5 17. Bf1 Bxf1 18. Qxf1 Qh5 19. Qd3 exd4) 13... Bxf1 14. Qxf1 Qxf3+ 15. Qg2 Qxg2+ 16. Kxg2 f6 17. Be6+ Kb8 18. a5 c6 19. Bc4?! { (-5.27 → -7.46) Inaccuracy. a6 was best. } (19. a6 g6) 19... Kc7?! { (-7.46 → -5.02) Inaccuracy. d5 was best. } (19... d5 20. exd5 cxd5 21. Bb5 a6 22. Ba4 Bb4 23. d4 e4 24. Bc1 g5 25. Bxg5 hxg5 26. Rg1) 20. c3?! { (-5.02 → -6.61) Inaccuracy. Bf7 was best. } (20. Bf7) 20... d5 21. exd5 cxd5 22. Bb5 a6 23. Ba4 d4 24. c4 Bb4 25. Rc1 Bxa5 26. c5 Bb4 27. c6 b5 28. Bxb5 axb5 29. Kf3 Rd6 30. Ke4 Rxc6 31. Re1 Bxe1 32. Kd5 Rc2 33. Ba3 b4 34. Bxb4?! { (-23.51 → Mate in 22) Checkmate is now unavoidable. f4 was best. } (34. f4 Rd8+) 34... Bxb4?! { (Mate in 22 → -79.75) Lost forced checkmate sequence. Rd8+ was best. } (34... Rd8+ 35. Ke6 Bxb4 36. f3 Rf2 37. Kf5 Rxf3+ 38. Kg4 Rxd3 39. Kf5 Rd7 40. Kg6 Rh3 41. Kf5) 35. Ke6 Rxf2 36. Kf7 g5 37. Ke6 Rxh2 38. Kd5 g4 39. Kc4 Rb8 40. Kd5 g3 41. Ke6 g2 42. Kxf6 g1=Q 43. Kxe5 Re8+ 44. Kd5 Qg5+ 45. Kxd4 Rh4# { Black wins by checkmate. } 0-1