[Event "Rated correspondence game"] [Site "https://lichess.org/ij3exn2O"] [Date "2023.03.31"] [White "an_80"] [Black "mate-in-four"] [Result "1-0"] [UTCDate "2023.03.31"] [UTCTime "18:49:06"] [WhiteElo "2530"] [BlackElo "2487"] [WhiteRatingDiff "+19"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "-"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 { B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack } e5 4. O-O Bd6 5. c3 a6 6. Bxc6?! { (0.62 → 0.00) Inaccuracy. Ba4 was best. } (6. Ba4 b5 7. Bb3 c4 8. Bc2 Nf6 9. d3 cxd3 10. Qxd3 Bc7) 6... dxc6 7. d4 exd4 8. cxd4 Bg4 9. dxc5 Bxc5 10. Qc2 Qe7 11. Nbd2 Nf6 12. e5 Nd5 13. Ne4 Bxf3 14. Nxc5 Bh5 15. f4 O-O { Black offers draw } 16. Bd2 f6 17. Rae1 fxe5?! { (0.71 → 1.33) Inaccuracy. f5 was best. } (17... f5 18. a4) 18. Rxe5 Qf7?! { (1.28 → 1.99) Inaccuracy. Bg6 was best. } (18... Bg6 19. Rxe7 Bxc2 20. Rxb7 Rae8 21. Rf2 Rb8 22. Rxb8 Rxb8 23. b3 Bb1 24. a4 Bf5 25. Re2) 19. Nxb7? { (1.99 → 0.71) Mistake. Ne6 was best. } (19. Ne6 Rfe8 20. Rfe1 h6 21. Bc3 Nxc3 22. Qxc3 b5 23. h3 a5 24. Qxc6 Qa7+ 25. Kh1 Qf2) 19... Bg6?? { (0.71 → 2.80) Blunder. Qxb7 was best. } (19... Qxb7) 20. Qxc6 { Black resigns. } 1-0