[Event "Classical"] [Site "https://lichess.org/xS3octKa"] [Date "2022.02.09"] [White "Leonidsam"] [Black "Piotr141J"] [Result "0-1"] [UTCDate "2022.02.09"] [UTCTime "13:31:58"] [WhiteElo "1877"] [BlackElo "1691"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+75"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "D15"] [Opening "Slav Defense: Three Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 { D15 Slav Defense: Three Knights Variation } Bg4?! { (0.28 → 0.87) Inaccuracy. e6 was best. } (4... e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3) 5. cxd5 cxd5 6. e3?! { (0.87 → 0.00) Inaccuracy. Ne5 was best. } (6. Ne5 Bd7 7. e4 e6 8. Nxd7 Qxd7 9. e5 Ne4 10. Bb5 Nc6) 6... e6 7. Be2?! { (0.55 → -0.15) Inaccuracy. Qb3 was best. } (7. Qb3 Qc7 8. Ne5 Nc6 9. Bb5 a6 10. Bxc6+ bxc6 11. Qa4 Bd6) 7... Bd6 8. O-O O-O 9. h3 Bf5 10. Nh4 Bg6 11. Nxg6 fxg6?! { (0.02 → 0.71) Inaccuracy. hxg6 was best. } (11... hxg6) 12. Qb3 Rf7?! { (0.51 → 1.57) Inaccuracy. Qd7 was best. } (12... Qd7) 13. Bd2? { (1.57 → 0.26) Mistake. e4 was best. } (13. e4) 13... a6?! { (0.26 → 1.11) Inaccuracy. Nc6 was best. } (13... Nc6 14. Qd1 Rc8 15. Rc1 Bb8 16. g3 Qd7 17. f4 h6 18. Bd3 g5 19. fxg5 hxg5 20. Bg6) 14. Rac1?! { (1.11 → 0.39) Inaccuracy. e4 was best. } (14. e4 Nc6 15. Be3 Na5 16. Qc2 dxe4 17. Nxe4 Rc8 18. Nc5 Bb8 19. Qd3 Nc6 20. g3 Ba7) 14... Nc6 15. Na4 Ne4 16. Be1 Rc8?! { (0.15 → 1.02) Inaccuracy. Qg5 was best. } (16... Qg5) 17. Bd3 Ng5?? { (1.02 → 3.58) Blunder. b5 was best. } (17... b5 18. Nc3 Nf6 19. Ne2 e5 20. dxe5 Nxe5 21. Ba5 Bc7 22. Rxc7 Rfxc7 23. Bxc7 Rxc7 24. Ra1) 18. h4?? { (3.58 → Mate in 7) Checkmate is now unavoidable. f4 was best. } (18. f4) 18... Nf3+ 19. gxf3 Qxh4 20. f4 Rxf4 21. f3 Rg4+ 22. fxg4 Qh2# { Black wins by checkmate. } 0-1