[Event "Rated classical game"] [Site "https://lichess.org/yZYq46oe"] [Date "2016.04.19"] [White "Optemm"] [Black "petr-sejval"] [Result "0-1"] [UTCDate "2016.04.19"] [UTCTime "18:04:51"] [WhiteElo "1694"] [BlackElo "1761"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+105"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "D10"] [Opening "Slav Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 { D10 Slav Defense } 3. c5 b6 4. b4 Bf5?! { (-0.61 → 0.03) Inaccuracy. e5 was best. } (4... e5 5. e3 a5 6. Qa4 Bb7 7. Nc3 exd4 8. exd4 Nf6 9. Rb1 axb4 10. Qxb4 Nbd7 11. Be3) 5. Nf3 Nf6 6. Bg5 Nbd7?! { (-0.65 → -0.01) Inaccuracy. a5 was best. } (6... a5 7. Qa4 b5 8. Qb3 Ne4 9. Bf4 e6 10. Ne5 f6 11. Nd3 e5 12. dxe5 axb4 13. Qxb4) 7. e3 h6?! { (-0.40 → 0.29) Inaccuracy. Ne4 was best. } (7... Ne4 8. Bf4) 8. Bh4?! { (0.29 → -0.29) Inaccuracy. Bxf6 was best. } (8. Bxf6 exf6 9. Nc3 bxc5 10. dxc5 a5 11. b5 Bxc5 12. bxc6 Nb6 13. Bb5 O-O 14. O-O Qd6) 8... g5 9. Bg3 Bg7 10. Be5? { (-0.03 → -1.19) Mistake. Nc3 was best. } (10. Nc3 O-O 11. h4 g4 12. Ne5 Nxe5 13. Bxe5 h5 14. b5 Bd7 15. Bd3 bxc5 16. dxc5 cxb5) 10... O-O?! { (-1.19 → -0.46) Inaccuracy. bxc5 was best. } (10... bxc5 11. dxc5 Nxe5 12. Nxe5 Qc7 13. Nf3 O-O 14. Nd4 Bg4 15. f3 Bd7 16. Nc3 Rfb8 17. a3) 11. Be2?! { (-0.46 → -1.03) Inaccuracy. Nc3 was best. } (11. Nc3 Qc8 12. h3 Nxe5 13. Nxe5 bxc5 14. bxc5 Ne4 15. Nxe4 Bxe4 16. f3 Bf5 17. Bd3 Bxe5) 11... Nxe5 12. Nxe5 Qc7 13. Nd2 e6 14. Ndf3?! { (-0.25 → -0.89) Inaccuracy. Bd3 was best. } (14. Bd3 bxc5 15. bxc5 Ne4 16. Bxe4 dxe4 17. Nec4 e5 18. dxe5 Bxe5 19. Rb1 Rab8 20. Rxb8 Rxb8) 14... g4?! { (-0.89 → -0.31) Inaccuracy. Ne4 was best. } (14... Ne4 15. O-O Nc3 16. Qd2 Nxe2+ 17. Qxe2 f6 18. Nd3 e5 19. Nc1 bxc5 20. bxc5 Rfb8 21. Re1) 15. Nh4 h5? { (-0.74 → 0.37) Mistake. bxc5 was best. } (15... bxc5 16. Nxf5 exf5 17. bxc5 Ne4 18. Nd3 Rfe8 19. Nf4 Nxf2 20. Kxf2 Rxe3 21. g3 Re4 22. Kg2) 16. Nxf5 exf5 17. O-O bxc5 18. bxc5 Rab8 19. Qa4 Rb5?? { (-0.51 → 3.44) Blunder. Ne4 was best. } (19... Ne4 20. Nd3 h4 21. Qa3 g3 22. fxg3 hxg3 23. h3 Bh6 24. Qc1 Qc8 25. Ne5 Qe6 26. Bd3) 20. Bxb5 Ne4? { (3.57 → 6.44) Mistake. cxb5 was best. } (20... cxb5 21. Qxb5 Ne4 22. Nd3 Rb8 23. Qa4 Rd8 24. Nb4 a5 25. Qc6 Qxc6 26. Nxc6 Re8 27. Rac1) 21. Qb4?? { (6.44 → 2.45) Blunder. Nxc6 was best. } (21. Nxc6 f4 22. exf4 Nc3 23. Qb3 Ne2+ 24. Bxe2 Qxc6 25. Rad1 a6 26. f3 f5 27. fxg4 hxg4) 21... Bxe5 22. dxe5 Qxe5?? { (2.43 → 6.18) Blunder. cxb5 was best. } (22... cxb5 23. Rac1 Qxe5 24. c6 Rc8 25. Rfd1 f4 26. Qd4 Qxd4 27. Rxd4 fxe3 28. fxe3 Nf6 29. Rb4) 23. Bxc6 h4 24. Rad1 Kg7 25. Rxd5 Qc7 26. Bb7 g3 27. hxg3 hxg3 28. fxg3 Nxg3 29. Rf2 Rh8 30. Qc3+?? { (7.04 → -8.11) Blunder. Rf4 was best. } (30. Rf4 Ne2+ 31. Kf2 Nxf4 32. exf4 Re8 33. Qc3+ f6 34. Rxf5 Qe7 35. Bf3 Qe6 36. Rg5+ Kh6) 30... f6 31. Rfd2? { (-7.69 → Mate in 2) Checkmate is now unavoidable. Rd7+ was best. } (31. Rd7+ Qxd7) 31... Rh1+ 32. Kf2 Rf1# { Black wins by checkmate. } 0-1