FEN
[Event "October Chess Megatournament"]
[Site "https://cohenchessclub.com/HidepSYv"]
[Date "2022.10.22"]
[White "Ao1000"]
[Black "Chauncey"]
[Result "1-0"]
[UTCDate "2022.10.22"]
[UTCTime "20:04:20"]
[WhiteElo "1821"]
[BlackElo "1719"]
[WhiteRatingDiff "+5"]
[BlackRatingDiff "-8"]
[WhiteTitle "IM🌴"]
[BlackTitle "🏆"]
[Variant "Standard"]
[TimeControl "900+0"]
[ECO "C50"]
[Opening "Four Knights Game: Italian Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 { C50 Four Knights Game: Italian Variation } 5. h3 Bb4?! { (0.00 → 0.73) Inaccuracy. d6 was best. } (5... d6 6. d3 Na5 7. Bb3 a6 8. O-O O-O 9. Ne2 Re8 10. Ng3 Nxb3 11. axb3 h6 12. Re1) 6. d3 d6 7. O-O Bc5 8. Bg5 h6 9. Bxf6 Qxf6 10. Nd5 Qg6?? { (0.96 → 3.69) Blunder. Qd8 was best. } (10... Qd8 11. c3 O-O 12. d4 Bb6 13. a4 exd4 14. cxd4 Ba5 15. Nf4 Ne7 16. Qb3 c6 17. Rad1) 11. Nxc7+ Kf8? { (3.97 → 7.76) Mistake. Kd8 was best. } (11... Kd8 12. Nxa8 Bxh3 13. Nh4 Qg5 14. Qf3 Bd7 15. c3 Qxh4 16. Qxf7 Qg5 17. b4 Bh3 18. Qf3) 12. Nxa8 Bxh3 13. Nh4 Qg5 14. Qf3 f6 15. Qxh3 Nd4?! { (15.11 → Mate in 7) Checkmate is now unavoidable. Ke7 was best. } (15... Ke7 16. Qe6+) 16. Rac1?! { (Mate in 7 → 11.10) Lost forced checkmate sequence. Qc8+ was best. } (16. Qc8+ Ke7 17. Qc7+ Ke8 18. Bf7+ Kf8 19. Ng6+ Qxg6 20. Bxg6 Ne2+ 21. Kh2 Bxf2 22. Qf7#) 16... Ne2+ 17. Kh1 Nxc1?! { (11.61 → Mate in 6) Checkmate is now unavoidable. Ke7 was best. } (17... Ke7 18. Nc7 Nf4 19. Nd5+ Nxd5 20. Bxd5 Kd8 21. Nf3 Qg6 22. Bxb7 Kc7 23. Bd5 h5 24. Kg1) 18. Rxc1?? { (Mate in 6 → 6.77) Lost forced checkmate sequence. Qc8+ was best. } (18. Qc8+ Ke7 19. Qc7+ Ke8 20. Bb5+ Kf8 21. Qd8+ Kf7 22. Bc4+ d5 23. Bxd5#) 18... Bxf2?? { (6.77 → Mate in 4) Checkmate is now unavoidable. Qxc1+ was best. } (18... Qxc1+ 19. Kh2) 19. Qe6?? { (Mate in 4 → Mate in 7) Lost forced checkmate sequence. Qc8+ was best. } (19. Qc8+ Ke7 20. Qe6+ Kd8 21. Qxd6+ Ke8 22. Nc7#) 19... Qxh4+?? { (Mate in 7 → 7.06) Lost forced checkmate sequence. Qxc1+ was best. } (19... Qxc1+ 20. Kh2 Qg1+ 21. Kh3 Qh1+ 22. Kg4 Qxh4+ 23. Kf3 Qf4+ 24. Ke2 Qe3+ 25. Kf1 Qe1#) 20. Qh3 Qg5?? { (6.93 → Mate in 4) Checkmate is now unavoidable. f5 was best. } (20... f5 21. exf5 d5 22. Bb3 e4 23. Qxh4 Bxh4 24. dxe4 dxe4 25. Nc7 e3 26. Ne6+ Ke7 27. Nf4) 21. Nc7?? { (Mate in 4 → Mate in 2) Lost forced checkmate sequence. Qc8+ was best. } (21. Qc8+ Ke7 22. Qe6+ Kd8 23. Qxd6+ Kc8 24. Be6#) 21... Qxc1+ 22. Kh2 Qf4+?? { (Mate in 1 → 0.07) Lost forced checkmate sequence. Qg1# was best. } (22... Qg1#) 23. g3 Qg5?? { (0.02 → Mate in 6) Checkmate is now unavoidable. Bxg3+ was best. } (23... Bxg3+) 24. Ne6+?! { (Mate in 6 → 11.42) Lost forced checkmate sequence. Qc8+ was best. } (24. Qc8+ Ke7 25. Qe6+ Kd8 26. Qxd6+ Kc8 27. Be6+ Kb8 28. Ne8+ Ka8 29. Qd8#) 24... Ke7 25. Nxg5 fxg5?! { (11.50 → Mate in 6) Checkmate is now unavoidable. f5 was best. } (25... f5 26. exf5) 26. Qe6+ Kd8 27. Bb5? { (Mate in 5 → 7.57) Lost forced checkmate sequence. Qxd6+ was best. } (27. Qxd6+ Ke8 28. Be6 Bxg3+ 29. Kh1 Bh2 30. Qd7+ Kf8 31. Qf7#) 27... Kc7 28. Qd7+ Kb6 29. c4 h5? { (7.76 → Mate in 2) Checkmate is now unavoidable. Bc5 was best. } (29... Bc5 30. d4) 30. Qxd6+ Ka5 31. b4# { White wins by checkmate. } 1-0