[Event "Casual correspondence game"] [Site "https://lichess.org/O95aFGn2"] [Date "2023.09.01"] [White "lichess AI level 4"] [Black "hilbert90"] [Result "1-0"] [UTCDate "2023.09.01"] [UTCTime "21:28:45"] [WhiteElo "?"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. Nc3 g6 4. Be2 Bg7 5. d3 e6 6. Bg5 Qb6 7. d4?! { (-0.17 → -0.79) Inaccuracy. Rb1 was best. } (7. Rb1 d6 8. Nd2 Nd4 9. a4 Qc7 10. Nb5 Nxb5 11. axb5 Bd7 12. c4 Ne7 13. Qa4 a6) 7... Qxb2?? { (-0.79 → 2.43) Blunder. Nxd4 was best. } (7... Nxd4 8. O-O) 8. Na4?? { (2.43 → -1.29) Blunder. Nb5 was best. } (8. Nb5 Nf6 9. Rb1 Qxa2 10. Nd6+ Kf8 11. e5 Nd5 12. Bd2 cxd4 13. Bc4 Qa3 14. Bxd5 exd5) 8... Qb4+? { (-1.29 → -0.13) Mistake. Qa3 was best. } (8... Qa3) 9. c3 Qxc3+?? { (-0.16 → 7.01) Blunder. Qa5 was best. } (9... Qa5 10. O-O) 10. Nxc3 cxd4 11. Nb5 Be5 12. Nxe5 Nxe5 13. Nc7+ Kf8 14. f4 Ne7 15. Bh6+ Kg8 16. fxe5 d5 17. Nxa8?! { (Mate in 9 → 15.59) Lost forced checkmate sequence. Ne8 was best. } (17. Ne8 f6 18. exf6 Nf5 19. exf5 Kf7 20. Nd6+ Kxf6 21. Qxd4+ Ke7 22. Bg5+ Kd7 23. Qg7+ Kxd6) 17... Nc6?! { (15.59 → Mate in 7) Checkmate is now unavoidable. f6 was best. } (17... f6 18. exf6 Nf5 19. exf5 Kf7 20. Qxd4 Re8 21. Nc7 Re7 22. fxe6+ Rxe6 23. Qxd5 a6 24. Qd8) 18. Bb5?! { (Mate in 7 → 21.75) Lost forced checkmate sequence. Qc1 was best. } (18. Qc1 f6 19. Qg5 Kf7 20. Qxf6+ Ke8 21. Qxh8+ Kd7 22. Qg7+ Ke8 23. Bg5 Ne7 24. Qxe7#) 18... Bd7?! { (21.75 → Mate in 8) Checkmate is now unavoidable. b6 was best. } (18... b6 19. Bxc6) 19. Bf4?! { (Mate in 8 → 10.53) Lost forced checkmate sequence. Bxc6 was best. } (19. Bxc6 f6 20. Bxd7 Kf7 21. Qg4 Re8 22. Nc7 Ke7 23. Bxe8 Kd8 24. Qxe6 Kxc7 25. Qd6+ Kc8) 19... Kg7 20. Bxc6 bxc6 21. Nc7 dxe4 22. Qxd4 Rd8?! { (12.38 → Mate in 7) Checkmate is now unavoidable. Be8 was best. } (22... Be8 23. Be3 h6 24. Qc5 Kh7 25. O-O Rg8 26. Rf6 g5 27. Raf1) 23. Bg5 Rb8 24. Bf6+ Kh6 25. Qd2+ Kh5 26. Qg5# { White wins by checkmate. } 1-0