[Event "Casual correspondence game"] [Site "https://lichess.org/OrzY6Tmf"] [Date "2022.08.25"] [White "lichess AI level 5"] [Black "Sophon_3266"] [Result "0-1"] [UTCDate "2022.08.25"] [UTCTime "08:28:12"] [WhiteElo "?"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "C42"] [Opening "Petrov's Defense: Nimzowitsch Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 { C42 Petrov's Defense: Nimzowitsch Attack } Nxc3 6. dxc3 Nc6 7. Bb5 Be6 8. Bg5 f6?! { (0.13 → 1.19) Inaccuracy. Be7 was best. } (8... Be7 9. Qd2 a6 10. Bxc6+ bxc6 11. Bxe7 Qxe7 12. O-O-O O-O 13. Rhe1 Qf6 14. b3 h6 15. Nd4) 9. Nd4 Bd7 10. Bxc6?! { (1.29 → 0.39) Inaccuracy. Qh5+ was best. } (10. Qh5+ g6) 10... Bxc6?! { (0.39 → 1.19) Inaccuracy. bxc6 was best. } (10... bxc6 11. Qe2+ Qe7 12. Be3 c5 13. Qf3 Rc8 14. Nc6 Qe6 15. Nxa7 Rb8 16. a4 Qf5 17. Qxf5) 11. Qh5+ Kd7 12. O-O fxg5 13. Qg4+ Ke8 14. Rae1+ Be7 15. Nf5?? { (2.86 → -1.07) Blunder. f4 was best. } (15. f4 Rf8) 15... Bd7 16. b3?? { (-0.93 → -4.33) Blunder. Nxg7+ was best. } (16. Nxg7+ Kf8 17. Ne6+ Bxe6 18. Rxe6 Rg8 19. f4 Rg7 20. fxg5+ Kg8 21. g6 d5 22. Rf7 Rxf7) 16... Kf8 17. c4? { (-4.28 → -7.44) Mistake. Qe4 was best. } (17. Qe4) 17... Bf6? { (-7.44 → -4.48) Mistake. g6 was best. } (17... g6) 18. Qe4 Kf7 19. c5 Re8 20. Qd3 Kg8 21. Rxe8+ Qxe8 22. Rd1 Bxf5 23. Qxf5 dxc5 24. b4 cxb4 25. Qd5+ Qf7 26. Qb5 b6 27. Qxb4 h6 28. Qe4 Re8 29. Qf5 Re5 30. Rd8+ Bxd8 31. Qxe5 Bf6 32. Qe1 c5 33. Qb1 Bd4 34. Qb3 Kf8 35. Qxf7+ Kxf7 36. a4 a6 37. c4 Ke6 38. g4 Ke5 39. h3 Kf4 40. Kh1 Bxf2 41. Kg2 Bd4?! { (Mate in 11 → -28.67) Lost forced checkmate sequence. Ke3 was best. } (41... Ke3 42. h4 gxh4 43. g5 hxg5 44. a5 bxa5 45. Kh3 Kf3 46. Kh2 Bd4 47. Kh3 a4 48. Kh2) 42. Kf1 Kf3 43. Ke1 Kg2 44. Ke2 Kxh3 45. Kf3 Bg1 46. Ke2 Kxg4 47. Kd1 Bd4 48. Ke1?! { (-68.77 → Mate in 10) Checkmate is now unavoidable. a5 was best. } (48. a5 bxa5) 48... h5 49. Ke2 h4 50. Kd2 h3 51. a5 bxa5 52. Ke2 h2 53. Ke1 h1=Q+ 54. Kd2 Qf3 55. Kc1 Qf2 56. Kd1 Kf3 57. Kc1 Ke3 58. Kd1 Bc3 59. Kc1 Kd3 60. Kd1 Qd2# { Black wins by checkmate. } 0-1