[Event "2022 Autumn Marathon"] [Site "https://lichess.org/kUSYpU36"] [Date "2022.10.22"] [White "ninehundredsixty"] [Black "Anonymous537"] [Result "1-0"] [UTCDate "2022.10.22"] [UTCTime "14:06:55"] [WhiteElo "2502"] [BlackElo "1723"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A53"] [Opening "Old Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d6?! { (0.00 → 0.66) Inaccuracy. Nf6 was best. } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. c4 Nf6 { A53 Old Indian Defense } 3. Nc3 Nbd7 4. f3 e5 5. d5?! { (0.71 → -0.06) Inaccuracy. e4 was best. } (5. e4 c6 6. d5 a6 7. Be3 cxd5 8. cxd5 b5 9. a4 b4) 5... Nc5?! { (-0.06 → 0.67) Inaccuracy. e4 was best. } (5... e4 6. g4 h6 7. h3 Qe7 8. Qd4 g6 9. g5 hxg5 10. Bxg5) 6. b4 Na6?! { (0.33 → 1.09) Inaccuracy. Ncd7 was best. } (6... Ncd7 7. e4) 7. a3 c6 8. e4 cxd5 9. cxd5 Be7 10. Bxa6 bxa6 11. Nge2 a5 12. b5?! { (1.06 → 0.24) Inaccuracy. Be3 was best. } (12. Be3) 12... Qb6?! { (0.24 → 1.15) Inaccuracy. Nd7 was best. } (12... Nd7) 13. Rb1 a6? { (1.00 → 2.38) Mistake. O-O was best. } (13... O-O 14. Qd3) 14. Na4 Qa7?? { (2.37 → 5.10) Blunder. Qb7 was best. } (14... Qb7) 15. b6 Qd7?! { (4.74 → 7.08) Inaccuracy. Qb7 was best. } (15... Qb7 16. Be3) 16. b7 Bxb7 17. Nb6 Qd8 18. Qa4+ Kf8 19. Nxa8 Bxa8 20. O-O g6 21. Bh6+ Kg8 22. Rfc1 Bf8 23. Be3 Kg7 24. Rb6 Qd7?! { (6.00 → 8.52) Inaccuracy. Bxd5 was best. } (24... Bxd5 25. exd5) 25. Qxa5 Be7 26. Rxa6 Bd8 27. Bb6 Qb7 28. Bxd8 Rxd8 29. Qxd8 Qxa6 30. Rc8 Bb7? { (8.77 → Mate in 1) Checkmate is now unavoidable. Qxc8 was best. } (30... Qxc8 31. Qxc8) 31. Qf8# { White wins by checkmate. } 1-0