[Event "2017 Summer Marathon"] [Site "https://lichess.org/tb5Yi6t6"] [Date "2017.08.13"] [White "oldmisio"] [Black "Ivannikov_Vladimir"] [Result "0-1"] [UTCDate "2017.08.13"] [UTCTime "02:52:46"] [WhiteElo "2327"] [BlackElo "2492"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "180+0"] [ECO "D19"] [Opening "Slav Defense: Czech Variation, Classical System, Main Line"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2 { D19 Slav Defense: Czech Variation, Classical System, Main Line } Ne4 10. Bd3 Bxc3 11. Bxe4 Bxe4 12. bxc3 Qd5 13. Ne1 Nd7 14. f3 Bg6 15. e4 Qa5 16. Bd2 f5 17. Nc2? { (0.40 → -0.75) Mistake. e5 was best. } (17. e5 f4) 17... fxe4 18. fxe4 Rxf1+ 19. Kxf1 Nf6 20. e5 Ne4 21. Kg1 Rf8 22. Be1 Nxc3 23. Qc4?! { (-0.80 → -1.52) Inaccuracy. Qe3 was best. } (23. Qe3 Bxc2 24. Bxc3 Qd5 25. Qe2 Be4 26. Qa2 Rd8 27. Qxd5 Rxd5 28. Rc1 b6 29. a5 c5) 23... Qd5 24. Qxc3 Bxc2 25. Bg3 Be4 26. Rf1? { (-1.71 → -3.27) Mistake. Qc5 was best. } (26. Qc5 Bxg2 27. Qxd5 Bxd5 28. Rf1 Rb8 29. Be1 b5 30. axb5 Rxb5 31. Bg3 Ra5 32. Bh4 h6) 26... Rxf1+ 27. Kxf1 Bxg2+ 28. Kf2 Bh3 29. Qc5?! { (-3.18 → -4.09) Inaccuracy. Ke3 was best. } (29. Ke3 Bg4 30. Kf4 Bf5 31. Ke3 b6 32. Bf2 Qg2 33. Bg3 Qf1 34. Bf2 h6 35. Qd2 Qh1) 29... Qg2+ 30. Ke3 Bg4 31. Qd6?? { (-3.39 → Mate in 4) Checkmate is now unavoidable. Qc4 was best. } (31. Qc4 h5 32. a5 Qf3+ 33. Kd2 h4 34. Bxh4 Qf4+ 35. Kc3 Qc1+ 36. Kb4 Qb2+ 37. Qb3 Qxd4+) 31... Qe2+ 32. Kf4 Qf3+ 33. Kg5 Qf5+ 34. Kh4 Qh5# { Black wins by checkmate. } 0-1