[Event "Forintos Arena"] [Site "https://lichess.org/0UbGWQv7"] [Date "2017.05.24"] [White "acevedo"] [Black "sierra92"] [Result "0-1"] [UTCDate "2017.05.24"] [UTCTime "03:07:55"] [WhiteElo "1837"] [BlackElo "2141"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+5"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B90"] [Opening "Sicilian Defense: Najdorf Variation, English Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 { B90 Sicilian Defense: Najdorf Variation, English Attack } e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 b5 10. O-O-O Nbd7 11. g4 O-O 12. Rg1 Qc7 13. g5 b4?! { (-0.07 → 0.83) Inaccuracy. Nh5 was best. } (13... Nh5) 14. Nd5?! { (0.83 → -0.11) Inaccuracy. Na4 was best. } (14. Na4) 14... Nxd5 15. exd5 Bf5 16. Bd3 Bxd3 17. Qxd3 a5 18. Rg4 Rfc8 19. Rc4?? { (0.00 → -6.68) Blunder. Nd2 was best. } (19. Nd2 Qb7 20. Rc4 a4 21. h4 g6 22. Rxc8+ Rxc8 23. Nc4 Nc5 24. Bxc5 Rxc5 25. b3 Qb5) 19... Qxc4 20. Qf5?! { (-6.67 → -10.52) Inaccuracy. Kb1 was best. } (20. Kb1 Qxd3 21. cxd3 f5 22. Nc1 f4 23. Bf2 Bxg5 24. d4 Bf6 25. Nd3 exd4 26. Nxf4 Ne5) 20... a4 21. Nd2 Qxa2 22. Qxd7 a3 23. bxa3?! { (-17.63 → Mate in 1) Checkmate is now unavoidable. Nc4 was best. } (23. Nc4) 23... Qxc2# { Black wins by checkmate. } 0-1