[Event "Vs. Computer"] [Site "Chess.com"] [Date "2021-08-27"] [White "mdazad"] [Black "Antonio"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System, Steinitz Countergambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 c5 { D00 Queen's Pawn Game: Accelerated London System, Steinitz Countergambit } 3. e3 Nc6 4. c3 cxd4 5. exd4 Qd7?! { (0.00 → 1.09) Inaccuracy. Bf5 was best. } (5... Bf5 6. Nf3 e6 7. Nbd2 Bd6 8. Bxd6 Qxd6 9. Be2 Nf6 10. O-O) 6. Nf3 Qf5 7. Bg3 Bd7? { (1.15 → 2.42) Mistake. Nf6 was best. } (7... Nf6 8. Bd3 Qe6+ 9. Be2 g6 10. O-O Nh5 11. Ng5 Qf5 12. Bxh5 Qxg5 13. Be2 Bh6 14. a4) 8. Bd3 Qg4?! { (2.06 → 2.83) Inaccuracy. Qe6+ was best. } (8... Qe6+ 9. Be2 Qf5 10. Na3 a6 11. Nc2 Qf6 12. Ne3 e6 13. Qb3 Ra7 14. O-O Qd8 15. c4) 9. O-O Nf6 10. Nbd2?! { (3.39 → 2.62) Inaccuracy. Qb3 was best. } (10. Qb3 Bc8) 10... O-O-O?? { (2.62 → 7.07) Blunder. e6 was best. } (10... e6 11. Re1 Be7 12. b4 a6 13. a4 O-O 14. h3 Qh5 15. Nb3 Rfc8 16. Nc5 b6 17. Nxa6) 11. Nb3?? { (7.07 → 3.14) Blunder. b4 was best. } (11. b4 e5) 11... Ne4 12. Bxe4?! { (2.77 → 2.05) Inaccuracy. Nc5 was best. } (12. Nc5 Nxc5) 12... dxe4 13. Ne5?? { (2.13 → 0.38) Blunder. h3 was best. } (13. h3 Qg6) 13... Nxe5 14. dxe5 Qxd1 15. Raxd1 Rg8?! { (0.52 → 1.38) Inaccuracy. f5 was best. } (15... f5 16. exf6 exf6 17. Rfe1 f5 18. Rd5 Rg8 19. Nd4 g6 20. Bf4 b6 21. Bg5 Re8 22. h4) 16. Rfe1 e3?! { (0.86 → 1.59) Inaccuracy. f5 was best. } (16... f5 17. exf6 gxf6 18. Rd4 e5 19. Rc4+ Kb8 20. Rcxe4 b6 21. f4 Bc6 22. R4e2 Bd6 23. fxe5) 17. Rxe3 e6 18. Red3 Be7 19. a3?? { (1.39 → -2.97) Blunder. Nd4 was best. } (19. Nd4) 19... Ba4 20. Nd4?! { (-2.59 → -3.85) Inaccuracy. Rxd8+ was best. } (20. Rxd8+) 20... Bxd1 21. Rxd1 g6?! { (-3.71 → -2.71) Inaccuracy. Bc5 was best. } (21... Bc5 22. f4) 22. Nxe6?? { (-2.71 → Mate in 1) Checkmate is now unavoidable. f4 was best. } (22. f4 Rd5 23. h4 h6 24. b4 Bd8 25. c4 Rd7 26. Kf2 g5 27. hxg5 hxg5 28. Kf3 f6) 22... Rxd1# { Black wins by checkmate. } 0-1