[Event "Rated classical game"] [Site "https://lichess.org/FpfZ4x36"] [Date "2020.04.14"] [White "koposovo15"] [Black "ligur607"] [Result "0-1"] [UTCDate "2020.04.14"] [UTCTime "16:04:59"] [WhiteElo "1879"] [BlackElo "1790"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+13"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A03"] [Opening "Bird Opening: Dutch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 d5 { A03 Bird Opening: Dutch Variation } 2. Nf3 Bg4 3. e3 Bxf3 4. Qxf3 Nf6 5. d3 c6 6. Nc3 Nbd7 7. Bd2 e5 8. Be2 Bd6 9. O-O-O Qc7?! { (-0.04 → 0.64) Inaccuracy. b5 was best. } (9... b5 10. g4) 10. f5? { (0.64 → -0.69) Mistake. g4 was best. } (10. g4) 10... O-O-O? { (-0.69 → 0.60) Mistake. b5 was best. } (10... b5) 11. g4 Rde8 12. h3 e4 13. dxe4?! { (0.34 → -0.66) Inaccuracy. Qg2 was best. } (13. Qg2 exd3 14. cxd3 g5 15. h4 h6 16. Rh3 Kb8 17. Rdh1 Rhg8 18. hxg5 hxg5 19. Kb1 Qd8) 13... Nxe4 14. Nxe4 dxe4?! { (-0.90 → -0.06) Inaccuracy. Rxe4 was best. } (14... Rxe4 15. Bd3 Ra4 16. Kb1 Be5 17. c3 Qa5 18. a3 Nc5 19. Bc2 Rc4 20. Ka2 Ne4 21. Bxe4) 15. Qf1 Nc5 16. Bc3 Be5 17. Bxe5 Qxe5 18. b3?? { (0.38 → -4.08) Blunder. Qe1 was best. } (18. Qe1 Rd8) 18... Rd8?? { (-4.08 → -0.68) Blunder. Qa1+ was best. } (18... Qa1+ 19. Kd2 Rd8+ 20. Ke1 Qxa2 21. b4 Na4 22. Kf2 Nc3 23. Rxd8+ Rxd8 24. Qc1 Qd5 25. Re1) 19. Bc4?? { (-0.68 → Mate in 1) Checkmate is now unavoidable. Kb1 was best. } (19. Kb1) 19... Qa1# { Black wins by checkmate. } 0-1