[Event "2021 Summer Marathon"] [Site "https://lichess.org/ALZd3WyQ"] [Date "2021.08.07"] [White "LordPeterWimsey"] [Black "lenac"] [Result "0-1"] [UTCDate "2021.08.07"] [UTCTime "20:47:30"] [WhiteElo "1910"] [BlackElo "2079"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+37"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A40"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { A40 Queen's Pawn Game } c6 2. Bg5 d6 3. c4 f6 4. Bf4 e6?! { (-0.03 → 1.03) Inaccuracy. e5 was best. } (4... e5) 5. Nf3 g6 6. g3 Nh6 7. Bxh6?! { (0.71 → -0.06) Inaccuracy. Qd2 was best. } (7. Qd2 g5) 7... Bxh6 8. Bg2 Bg7 9. e3 O-O 10. Kf1 Nd7 11. Ke2?! { (-1.09 → -1.75) Inaccuracy. h4 was best. } (11. h4 f5) 11... e5 12. Re1 e4 13. Nfd2 f5 14. Kf1 Nf6 15. Kg1 d5 16. Nc3 Be6 17. cxd5 cxd5 18. Qb3 Qd7 19. a3 Rac8 20. Qd1 f4? { (-2.02 → -0.31) Mistake. g5 was best. } (20... g5 21. f4) 21. Rc1?? { (-0.31 → -4.25) Blunder. gxf4 was best. } (21. gxf4) 21... fxg3?! { (-4.25 → -3.35) Inaccuracy. fxe3 was best. } (21... fxe3 22. fxe3) 22. fxg3 Ng4 23. Rf1?? { (-3.75 → -8.62) Blunder. Nb3 was best. } (23. Nb3 Bh6 24. Nc5 Rxc5 25. dxc5 Nxe3 26. Qd4 Nxg2 27. Kxg2 Bg7 28. Qa4 Bh3+ 29. Kh1 Qxa4) 23... Nxe3 24. Qe2 Nxf1 25. Rxf1 Bh6 26. Ndb1 Bg4 27. Qe1 e3 28. Rxf8+ Rxf8 29. Nd1 Qe6 30. Nbc3 Rd8 31. b4 Bg7 32. Nb2 Bxd4 33. Ncd1?! { (-10.72 → Mate in 8) Checkmate is now unavoidable. h3 was best. } (33. h3 e2+) 33... e2+ 34. Kh1 exd1=Q 35. Nxd1 Qxe1+ 36. Bf1 Qxf1# { Black wins by checkmate. } 0-1