[Event "2021 Summer Marathon"] [Site "https://lichess.org/vXsl8wM2"] [Date "2021.08.07"] [White "yoseph2013"] [Black "jkbk"] [Result "0-1"] [UTCDate "2021.08.07"] [UTCTime "04:23:11"] [WhiteElo "2838"] [BlackElo "2376"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [WhiteTitle "IM"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "B07"] [Opening "Lion Defense: Anti-Philidor, Lion's Cave"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 2. Nc3 Nf6 3. d4 Nbd7 4. f4 e5 { B07 Lion Defense: Anti-Philidor, Lion's Cave } 5. Nf3 exd4 6. Nxd4?! { (0.71 → 0.00) Inaccuracy. Qxd4 was best. } (6. Qxd4 c6 7. Be3 d5 8. e5 Ng4 9. Bg1 Qb6 10. Qxb6 axb6) 6... Nc5 7. Nf3? { (0.20 → -1.37) Mistake. Bd3 was best. } (7. Bd3 Be7 8. h3 O-O 9. O-O Nxd3 10. Qxd3 Re8 11. b3 a6) 7... Nfxe4 8. Nxe4 Nxe4 9. Bd3 Nc5 10. O-O Nxd3 11. Qxd3 Be7 12. Ng5?! { (-1.79 → -2.68) Inaccuracy. Bd2 was best. } (12. Bd2 h6) 12... h6 13. Ne4 O-O?! { (-2.77 → -1.53) Inaccuracy. Bf5 was best. } (13... Bf5 14. Qd5) 14. Bd2? { (-1.53 → -3.49) Mistake. f5 was best. } (14. f5) 14... d5?! { (-3.49 → -2.14) Inaccuracy. Bf5 was best. } (14... Bf5) 15. f5?? { (-2.14 → -7.15) Blunder. Ng3 was best. } (15. Ng3 a5) 15... dxe4 16. Qe2 Qd4+ 17. Be3 Qxb2 18. Rab1 Qf6 19. Rbe1 Bd6 20. Qf2 Qe5 21. g3 Qf6 22. c3 Re8 23. Bd4 Be5 24. Rxe4 Bd7 25. Rxe5 Rxe5 26. Re1 Rae8 27. Rxe5 Rxe5 28. Qf4 Re1+ 29. Kf2 Qe7 30. Qxc7?! { (-10.50 → Mate in 1) Checkmate is now unavoidable. Be3 was best. } (30. Be3 Rb1) 30... Qe2# { Black wins by checkmate. } 0-1