[Event "Casual classical game"] [Site "https://lichess.org/yUXvcuOz"] [Date "2023.04.10"] [White "MatiP2014"] [Black "lichess AI level 4"] [Result "1-0"] [UTCDate "2023.04.10"] [UTCTime "16:41:13"] [WhiteElo "1564"] [BlackElo "?"] [Variant "Standard"] [TimeControl "2700+5"] [ECO "D20"] [Opening "Queen's Gambit Accepted: Old Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 3. e3 { D20 Queen's Gambit Accepted: Old Variation } b5?! { (0.32 → 0.95) Inaccuracy. Nf6 was best. } (3... Nf6 4. Nf3 c5 5. Bxc4 e6 6. O-O a6 7. dxc5 Bxc5 8. Qxd8+) 4. a4 Nf6?! { (0.95 → 1.61) Inaccuracy. b4 was best. } (4... b4 5. Qf3 c6 6. Bxc4 e6 7. Nd2 Nf6 8. a5 Be7 9. Ne2) 5. axb5 Bb7 6. Nf3 a6 7. Bxc4 axb5?! { (1.60 → 2.54) Inaccuracy. e6 was best. } (7... e6 8. Bd2 Be7 9. bxa6 Nxa6 10. Qb3 Nb8 11. Rxa8 Bxa8 12. Bb4) 8. Rxa8 Bxa8 9. Bxb5+ c6 10. Ba4?! { (1.97 → 1.00) Inaccuracy. Qa4 was best. } (10. Qa4 Bb7 11. Ne5 Qc7 12. Be2 Nbd7 13. Bd2 e6 14. Nxd7 Nxd7 15. O-O Bd6 16. h3 c5) 10... Qc7 11. O-O e6 12. Nc3 Nbd7?! { (1.13 → 2.29) Inaccuracy. Be7 was best. } (12... Be7) 13. Bd2?! { (2.29 → 1.36) Inaccuracy. e4 was best. } (13. e4 Nb6) 13... Be7 14. Qb1?! { (1.24 → 0.63) Inaccuracy. e4 was best. } (14. e4 Nb6 15. e5 Nfd7 16. Bg5 Qd8 17. h4 h6 18. Bxe7 Qxe7 19. Qd3 c5 20. dxc5 Nxa4) 14... Nb6?! { (0.63 → 1.46) Inaccuracy. O-O was best. } (14... O-O 15. Rc1 Rb8 16. e4 c5 17. e5 Nd5 18. Ne4 c4 19. Bxd7 Qxd7 20. Rxc4 h6 21. Qc1) 15. b4 Qa7?! { (1.31 → 1.95) Inaccuracy. O-O was best. } (15... O-O 16. Bc2) 16. Bc2 Bb7 17. b5?! { (2.23 → 1.08) Inaccuracy. Ne4 was best. } (17. Ne4 Ba6 18. Qa2 Qb7 19. Ra1 Nxe4 20. Bxe4 Bb5 21. Ne5 Bd6 22. Qc2 Bxe5 23. dxe5 Kd7) 17... O-O 18. bxc6 Bxc6 19. e4?! { (1.10 → 0.30) Inaccuracy. Ne5 was best. } (19. Ne5 Ba8 20. Bd3 Nbd7 21. Nc4 Rb8 22. Qa1 Qc7 23. f3 Bd5 24. Nxd5 Nxd5 25. Qa5 Qc6) 19... Qb7? { (0.30 → 1.83) Mistake. Nc4 was best. } (19... Nc4 20. Bg5) 20. e5 Nfd7?! { (1.63 → 2.67) Inaccuracy. Nfd5 was best. } (20... Nfd5 21. Bxh7+ Kh8 22. Ne2 Nc4 23. Bg5 Qxb1 24. Bxb1 f6 25. Bc1 Rb8 26. Bd3 Nb2 27. Bxb2) 21. Bxh7+ Kh8 22. Be4 f5?! { (2.71 → 4.01) Inaccuracy. Rb8 was best. } (22... Rb8 23. h4 Kg8 24. Qd3 Bxe4 25. Nxe4 Nd5 26. Rc1 Qb2 27. Kh2 Nf8 28. h5 Qa2 29. Qc2) 23. exf6 Bxf6 24. Ng5 Nd5? { (3.20 → 5.19) Mistake. Bxg5 was best. } (24... Bxg5 25. Bxg5 Bxe4 26. Nxe4 Qd5 27. Rd1 Qf5 28. Re1 Kg8 29. Qd1 Nd5 30. h3 Rb8 31. Bh4) 25. Bxd5?! { (5.19 → 3.33) Inaccuracy. Qd3 was best. } (25. Qd3 Bxg5 26. Qh3+ Bh6 27. Bxh6 N7f6 28. Bg5+ Kg8 29. Qxe6+ Qf7 30. Qxc6 Nxc3 31. Bxf6 Ne2+) 25... Bxg5 26. Bxc6 Qxc6 27. Bxg5 Rb8?! { (3.58 → 5.48) Inaccuracy. Qxc3 was best. } (27... Qxc3 28. Qe4 Qc4 29. Re1 Qa2 30. f3 Rf5 31. h4 Qd5 32. Qxd5 Rxd5 33. Rxe6 Rxd4 34. Re8+) 28. Qc2 Rc8 29. Bd2 Nf6 30. Qd3 Qc4 31. Qxc4 Rxc4 32. Re1 Kg8 33. Rxe6 Rxd4 34. Re2 Rd6 35. h3 Kf7 36. Bg5 Ra6 37. Bxf6 Kxf6 38. Ne4+ Kg6 39. Nc5 Ra5 40. Nb3 Rd5 41. Rd2 Rxd2 42. Nxd2 Kg5 43. g3 g6?! { (6.78 → 10.91) Inaccuracy. Kf5 was best. } (43... Kf5 44. Kf1 Ke5 45. Ke2 Kf5 46. Ke3 Kg5 47. Ne4+ Kg6 48. g4 Kh7 49. f3 Kh6 50. Kf4) 44. Kg2 Kf6 45. f3 Ke6 46. g4 Ke5 47. Kg3 Ke6 48. h4 Kf6 49. f4 Kf7 50. g5 Kg8?! { (14.03 → Mate in 20) Checkmate is now unavoidable. Ke6 was best. } (50... Ke6 51. h5 gxh5 52. Kh4 Kf5 53. Kxh5 Kxf4 54. Kg6 Ke3 55. Nb1 Kd3 56. Kf5 Kc2 57. Na3+) 51. h5?! { (Mate in 20 → 18.21) Lost forced checkmate sequence. f5 was best. } (51. f5 Kf7 52. fxg6+ Ke6 53. h5 Ke7 54. g7 Kf7 55. h6 Kg8 56. Ne4 Kf7 57. Kf4 Kg8) 51... gxh5 52. Kh4 Kh7 53. f5 Kg8 54. Kxh5 Kf8 55. f6 Ke8 56. g6 Kf8 57. g7+ Kg8 58. Kh6 Kf7 59. Kh7?! { (Mate in 7 → 12.04) Lost forced checkmate sequence. Kg5 was best. } (59. Kg5 Kg8 60. Kf5 Kf7 61. Ne4 Ke8 62. g8=Q+ Kd7 63. Qc4 Kd8 64. Ke6 Ke8 65. Qc8#) 59... Ke8?! { (12.04 → Mate in 6) Checkmate is now unavoidable. Kxf6 was best. } (59... Kxf6 60. Nf3 Kf5 61. Kh6 Kf6 62. Ng5 Kf5 63. Nh7 Ke5 64. Kg5 Ke6 65. Kg6 Ke5 66. Ng5) 60. g8=Q+ Kd7 61. f7 Kc6 62. Qd8 Kb5 63. Qc7 Ka4 64. Qb6 Ka3 65. f8=Q+ Ka4 66. Qfb4# { White wins by checkmate. } 1-0