[Event "2021 Winter Marathon"] [Site "https://lichess.org/o8OGXoew"] [Date "2021.12.28"] [White "Bugzilla"] [Black "CyberShredder"] [Result "0-1"] [UTCDate "2021.12.28"] [UTCTime "22:59:58"] [WhiteElo "2716"] [BlackElo "2306"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+11"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A15"] [Opening "English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 { A15 English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld } O-O 5. d4 c5 6. d5 e6 7. Bd3 exd5 8. exd5 Re8+ 9. Ne2?! { (0.41 → -0.45) Inaccuracy. Kf1 was best. } (9. Kf1) 9... d6 10. Rb1 Bg4 11. Nd2? { (-0.69 → -2.34) Mistake. O-O was best. } (11. O-O) 11... Nbd7 12. f3 Ne5 13. Bc2 Bd7 14. O-O b5 15. b3 Rb8 16. Bb2?! { (-1.40 → -2.15) Inaccuracy. Re1 was best. } (16. Re1 bxc4) 16... bxc4 17. Bxe5?? { (-2.09 → -5.50) Blunder. bxc4 was best. } (17. bxc4) 17... Rxe5? { (-5.50 → -3.20) Mistake. cxb3 was best. } (17... cxb3) 18. bxc4 Rxb1 19. Nxb1 Qe7 20. Ng3?? { (-2.65 → -5.90) Blunder. Nbc3 was best. } (20. Nbc3 Re3 21. Bd3 Nh5 22. Qd2 Bh6 23. f4 Bg4 24. a4 a5 25. h3 Bxe2 26. Nxe2 Bg7) 20... Nh5 21. Nxh5 Rxh5 22. g3 Bd4+ 23. Kh1 Qg5 24. f4?? { (-6.64 → Mate in 6) Checkmate is now unavoidable. g4 was best. } (24. g4 Rh4) 24... Rxh2+ 25. Kxh2 Qh6+ 26. Kg2 Qh3+ 27. Kf3 Bg4+ 28. Ke4 Bxd1 29. Rxd1 Qf5+?! { (Mate in 2 → -10.43) Lost forced checkmate sequence. Qxg3 was best. } { White resigns. } (29... Qxg3 30. Rxd4 f5#) 0-1