[Event "Monthly Classical Arena"] [Site "https://lichess.org/UVCpOAc6"] [Date "2020.07.31"] [White "mof63"] [Black "AndreyBet"] [Result "1-0"] [UTCDate "2020.07.31"] [UTCTime "19:18:07"] [WhiteElo "1648"] [BlackElo "1605"] [WhiteRatingDiff "+39"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "D15"] [Opening "Slav Defense: Three Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 { D15 Slav Defense: Three Knights Variation } Na6?! { (0.00 → 0.84) Inaccuracy. e6 was best. } (4... e6 5. cxd5 exd5 6. Bf4 Bf5 7. e3 h6 8. Nh4 Be6 9. Nf3) 5. cxd5 cxd5 6. Bg5 h6 7. Bh4 Bf5? { (0.86 → 2.62) Mistake. g5 was best. } (7... g5) 8. e3? { (2.62 → 1.30) Mistake. e4 was best. } (8. e4 Bd7) 8... Qd7?? { (1.30 → 9.63) Blunder. Nb4 was best. } (8... Nb4 9. Rc1 e6 10. Ne5 Nc6 11. Bb5 Rc8 12. Qa4 Qb6 13. Ne2 Bd6 14. Bxf6 gxf6 15. Bxc6+) 9. Bb5 Qxb5 10. Nxb5 O-O-O 11. Rc1+ Kb8 12. Bg3+ Ka8 13. O-O e6 14. Nc7+ Nxc7 15. Rxc7 Be7 16. Qb3 Rb8 17. Rfc1 Rhe8 18. Ne5 Bd6 19. Rxf7 Rg8 20. Nd7 Bg6?! { (17.12 → Mate in 2) Checkmate is now unavoidable. Nxd7 was best. } (20... Nxd7 21. Bxd6) 21. Nb6+ axb6 22. Qa4# { White wins by checkmate. } 1-0