[Event "مسابقه 4 شهریور 1400"] [Site "https://lichess.org/wQzg5n3B"] [Date "2021.08.26"] [White "MOBIN13891389"] [Black "amirabdi012"] [Result "0-1"] [UTCDate "2021.08.26"] [UTCTime "17:30:31"] [WhiteElo "2194"] [BlackElo "1940"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+25"] [Variant "Standard"] [TimeControl "180+1"] [ECO "B40"] [Opening "Sicilian Defense: Four Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 { B40 Sicilian Defense: Four Knights Variation } 6. Be3 Bb4 7. f3 O-O 8. Be2 d5 9. Nxc6 bxc6 10. e5?! { (-0.62 → -1.34) Inaccuracy. O-O was best. } (10. O-O Qc7 11. Kh1 Rb8 12. Bg1 Nh5 13. Bd3 Bd6 14. Rb1 Nf4 15. b3 e5 16. Ne2 Nxd3) 10... Nd7 11. f4 c5 12. a3 Ba5 13. Bd2 Rb8 14. b3 f6 15. exf6? { (-2.19 → -4.06) Mistake. O-O was best. } (15. O-O fxe5 16. Bg4 Qe8 17. fxe5 Nxe5 18. Rxf8+ Qxf8 19. Bh3 Nc6 20. Qe2 Nd4 21. Qe5 Rb7) 15... Qxf6 16. Na4?? { (-3.93 → -8.68) Blunder. b4 was best. } (16. b4 cxb4 17. Nb5 Bb6 18. axb4 Bb7 19. g3 e5 20. Rf1 a6 21. Nc3 Rbe8 22. b5 axb5) 16... Bxd2+ 17. Kxd2 Qxf4+ 18. Kc3 Qd4+?? { (-10.65 → -1.44) Blunder. Qe5+ was best. } (18... Qe5+ 19. Kd2 Rf2 20. Ra2 Ba6 21. c4 dxc4 22. Kc1 cxb3 23. Rb2 Bxe2 24. Qxd7 Rbf8 25. Re1) 19. Qxd4 cxd4+ 20. Kxd4 e5+ 21. Kxd5?? { (-1.52 → -4.57) Blunder. Kc3 was best. } (21. Kc3 Rf2) 21... Nf6+ 22. Kc5 Ne4+ 23. Kd5 Bb7+ 24. Kxe5 Rfe8+ 25. Kd4?? { (-4.27 → -11.57) Blunder. Kf4 was best. } (25. Kf4 g5+ 26. Kg4 Nf2+ 27. Kh5 Rxe2 28. Rhe1 Rd2 29. Re5 Ne4 30. Nc5 Nxc5 31. Rxc5 Kh8) 25... Rbd8+ 26. Kc4 Ba6+ 27. Kb4 Bxe2 28. Rhe1?! { (-12.09 → Mate in 4) Checkmate is now unavoidable. Nb6 was best. } (28. Nb6 Rd4+) 28... Rb8+ 29. Ka5 Re5+ 30. Nc5 Rxc5+ 31. Ka4 Nc3# { Black wins by checkmate. } 0-1