[Event "Casual correspondence game"] [Site "https://lichess.org/LPa47y2Q"] [Date "2020.08.22"] [White "xxhhbb"] [Black "lichess AI level 6"] [Result "0-1"] [UTCDate "2020.08.22"] [UTCTime "15:18:45"] [WhiteElo "1500"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D02"] [Opening "Queen's Pawn Game: London System, with e6"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 2. d4 e6 3. Bf4 { D02 Queen's Pawn Game: London System, with e6 } c5 4. e3 Nc6 5. Nbd2 Qb6 6. b3? { (0.52 → -0.77) Mistake. Rb1 was best. } (6. Rb1 Nf6 7. c3 Nh5 8. Bg5 h6 9. Bh4 g5 10. dxc5 Qxc5) 6... cxd4 7. exd4 Bb4 8. Be3 Nf6 9. Rc1? { (-0.48 → -1.77) Mistake. c4 was best. } (9. c4 Ne4 10. c5 Qa5 11. Bd3 O-O 12. O-O Nxd2 13. Nxd2 Bc3 14. a3 Bxa1 15. Qxa1 b5) 9... Ne4 10. c4 e5 11. c5 Qa5 12. Bd3 exd4 13. Nxd4 Bg4?? { (-2.15 → -0.39) Blunder. Nxc5 was best. } (13... Nxc5) 14. f3?? { (-0.39 → -2.19) Blunder. Nxc6 was best. } (14. Nxc6) 14... Nxd4 15. fxg4 Nxd2 16. Bxd2 O-O?! { (-2.63 → -1.45) Inaccuracy. Qxa2 was best. } (16... Qxa2) 17. Bxb4 Qxb4+ 18. Kf2 f5?! { (-1.53 → -0.94) Inaccuracy. Ne6 was best. } (18... Ne6 19. g3 Nxc5 20. Kg2 Rae8 21. Rf1 Ne4 22. Rc7 Re7 23. Rxe7 Qxe7 24. Re1 Qe5 25. Rf1) 19. Bxf5?? { (-0.94 → -6.38) Blunder. Rf1 was best. } (19. Rf1 fxg4+ 20. Kg1 Rxf1+ 21. Bxf1 Rf8 22. Qe1 Qxe1 23. Rxe1 Nc6 24. b4 a6 25. a3 g6) 19... Nxf5 20. Qxd5+ Rf7?? { (-5.78 → 0.00) Blunder. Kh8 was best. } (20... Kh8) 21. gxf5 Qf4+ 22. Qf3 Qd2+ 23. Kg3 Re8 24. Rc3 Rxf5 25. Qxf5 Qxc3+ 26. Kf2?? { (0.00 → Mate in 2) Checkmate is now unavoidable. Kh4 was best. } (26. Kh4 Qd4+ 27. Kh3 g6 28. Qg4 Qe3+ 29. g3 Re4 30. Qc8+ Re8) 26... Qe3+ 27. Kf1 Qe1# { Black wins by checkmate. } 0-1