[Event "4545 League Anniversary"] [Site "https://lichess.org/x0o38xpA"] [Date "2021.10.17"] [White "NikoStar"] [Black "Tecunze"] [Result "0-1"] [UTCDate "2021.10.17"] [UTCTime "18:08:44"] [WhiteElo "1817"] [BlackElo "1798"] [WhiteRatingDiff "-23"] [BlackRatingDiff "+78"] [Variant "Standard"] [TimeControl "900+15"] [ECO "D43"] [Opening "Semi-Slav Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 { D43 Semi-Slav Defense } 5. Bg5 Bb4 6. e3 Qa5 7. Bxf6 Bxc3+ 8. bxc3 Qxc3+ 9. Nd2 gxf6 10. cxd5 exd5 11. Be2 Bf5 12. O-O Nd7 13. Nb3 Qb4 14. Bg4 Be6 15. Rb1 Qd6 16. Nd2 f5?! { (-0.02 → 0.54) Inaccuracy. b6 was best. } (16... b6) 17. Be2?! { (0.54 → -0.04) Inaccuracy. Bh3 was best. } (17. Bh3 O-O-O) 17... Nf6? { (-0.04 → 1.58) Mistake. b5 was best. } (17... b5) 18. Rxb7 Ng4?! { (1.75 → 2.64) Inaccuracy. O-O was best. } (18... O-O 19. Bd3) 19. h3?? { (2.64 → Mate in 1) Checkmate is now unavoidable. Nf3 was best. } (19. Nf3 O-O) 19... Qh2# { Black wins by checkmate. } 0-1