[Event "2021 Spring Marathon"] [Site "https://lichess.org/i1nzdpsZ"] [Date "2021.04.10"] [White "Fer1"] [Black "Ambrogio_5"] [Result "0-1"] [UTCDate "2021.04.10"] [UTCTime "19:45:24"] [WhiteElo "2413"] [BlackElo "1692"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+12"] [Variant "Standard"] [TimeControl "300+0"] [ECO "D31"] [Opening "Semi-Slav Defense: Accelerated Move Order"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nc3 e6 { D31 Semi-Slav Defense: Accelerated Move Order } 4. cxd5 exd5 5. Nf3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7?? { (0.15 → 2.09) Blunder. Qb6 was best. } (7... Qb6 8. h3) 8. Ne5 Qc8?! { (2.15 → 2.97) Inaccuracy. Qe7 was best. } (8... Qe7 9. Nxg4 Nxg4 10. f3 Nf6 11. O-O-O Qb4 12. Qc2 Qa5 13. Bd2 Bb4 14. a3 Bxc3 15. Bxc3) 9. Rc1?? { (2.97 → 0.56) Blunder. Nxg4 was best. } (9. Nxg4 Nxg4) 9... Bd6?? { (0.56 → 4.28) Blunder. Be6 was best. } (9... Be6) 10. e4?? { (4.28 → 1.92) Blunder. Nb5 was best. } (10. Nb5) 10... Bxe5?! { (1.92 → 3.14) Inaccuracy. Nbd7 was best. } (10... Nbd7 11. Nxd5) 11. dxe5 Nxe4 12. Nxe4?? { (2.53 → 0.34) Blunder. f3 was best. } (12. f3 Nxc3) 12... dxe4 13. Bc4 O-O 14. O-O? { (0.12 → -1.25) Mistake. Qg3 was best. } (14. Qg3 Kh8) 14... b5 15. Bxb5 Qf5 16. Bc4 Qxf4 17. Qb7?? { (-1.85 → -6.12) Blunder. e6 was best. } (17. e6) 17... Nd7 18. e6 Ne5 19. exf7+ Kh8 20. Kh1 Nf3 21. g3?! { (-15.64 → Mate in 6) Checkmate is now unavoidable. Qc7 was best. } (21. Qc7 Qxc7) 21... Qh6 22. h4 Nxh4 23. f4 Nf3+ 24. Kg2 Qh2# { Black wins by checkmate. } 0-1