[Event "2020 Winter Marathon"] [Site "https://lichess.org/wpmuygD6"] [Date "2020.12.28"] [White "ijh"] [Black "GustavinSKY"] [Result "0-1"] [UTCDate "2020.12.28"] [UTCTime "00:35:58"] [WhiteElo "1688"] [BlackElo "2224"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "120+1"] [ECO "A46"] [Opening "Indian Defense: London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. Bf4 { A46 Indian Defense: London System } b6 4. e3 Bb7 5. c4 d5 6. Be2 Nbd7 7. Nc3 c5?? { (0.28 → 2.24) Blunder. Bd6 was best. } (7... Bd6 8. Ne5 O-O 9. O-O Ne4 10. cxd5 Nxc3 11. bxc3 Bxe5 12. dxe5) 8. cxd5? { (2.24 → 0.83) Mistake. Nb5 was best. } (8. Nb5 Rc8 9. Nxa7 cxd4 10. Nxc8 Bb4+ 11. Kf1 Qxc8 12. Rc1 Qa8 13. a3 Be7 14. exd4 O-O) 8... Nxd5 9. Nxd5 Bxd5 10. O-O Be7 11. Bb5? { (1.00 → -0.36) Mistake. dxc5 was best. } (11. dxc5 O-O 12. cxb6 Qxb6 13. b3 Qb7 14. Rc1 Rfc8 15. Qd3 a6 16. Rfd1 Nc5 17. Qd4 a5) 11... O-O?! { (-0.36 → 0.23) Inaccuracy. a6 was best. } (11... a6 12. Ba4 O-O 13. Bxd7 Qxd7 14. dxc5 Bxc5 15. e4 Bc6 16. Qxd7 Bxd7 17. Rfd1 Bc6 18. Ne5) 12. b3 a6 13. Be2 Qc8 14. Rc1 Qb7 15. Ne5?? { (0.18 → -1.94) Blunder. dxc5 was best. } (15. dxc5 bxc5) 15... Nxe5 16. Bxe5 Bxg2 17. Re1 Rad8 18. f3?! { (-1.45 → -2.66) Inaccuracy. Bxa6 was best. } (18. Bxa6 Qxa6 19. Kxg2 Bd6 20. Qe2 Qa8+ 21. Qf3 Bxe5 22. Qxa8 Rxa8 23. dxe5 Rxa2 24. b4 cxb4) 18... Bh3 19. e4?! { (-2.83 → -4.35) Inaccuracy. Bd3 was best. } (19. Bd3 Bd6) 19... cxd4?? { (-4.35 → -1.86) Blunder. Bh4 was best. } (19... Bh4 20. Qd2) 20. Bxd4?? { (-1.86 → -6.59) Blunder. Qd3 was best. } (20. Qd3 Bc5) 20... Bc5 21. Rc4 Rxd4 22. Rxd4 Rd8 23. Kh1 Rxd4 24. Qc2 g6 25. a4 Qd7 26. Bxa6? { (-9.36 → Mate in 7) Checkmate is now unavoidable. b4 was best. } (26. b4 Bxb4) 26... Rd2 { White resigns. } 0-1