[Event "Karlsson Arena"] [Site "https://lichess.org/KUNGxHKS"] [Date "2017.02.11"] [White "master_blunder"] [Black "Toni-acrobaticatur"] [Result "0-1"] [UTCDate "2017.02.11"] [UTCTime "07:55:42"] [WhiteElo "1465"] [BlackElo "1671"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "120+0"] [ECO "B00"] [Opening "St. George Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 a6 { B00 St. George Defense } 2. d4 b5?! { (0.49 → 1.09) Inaccuracy. e6 was best. } (2... e6 3. Nc3 d5 4. Nf3 Bb4 5. exd5 exd5 6. Bd3 Nf6 7. O-O O-O 8. a3 Bxc3 9. bxc3) 3. f4?! { (1.09 → 0.10) Inaccuracy. a4 was best. } (3. a4 b4) 3... Bb7 4. Bd3 e6 5. Nf3 Nf6 6. O-O? { (0.56 → -0.63) Mistake. e5 was best. } (6. e5 Nd5) 6... Nxe4 7. Bxe4 Bxe4 8. Re1 Bb7 9. b3 c5 10. Bb2?! { (-1.06 → -1.64) Inaccuracy. d5 was best. } (10. d5 Be7) 10... cxd4 11. Bxd4 Nc6 12. c4? { (-1.40 → -2.73) Mistake. Bf2 was best. } (12. Bf2 Be7 13. a4 bxa4 14. Rxa4 O-O 15. f5 a5 16. c3 Ba6 17. Qc2 g6 18. fxg6 hxg6) 12... Nxd4 13. Nxd4 Bc5 14. Kh1 bxc4?! { (-3.22 → -2.37) Inaccuracy. Qf6 was best. } (14... Qf6 15. Nc2 Qxf4 16. Qd2 Bd6 17. Qxf4 Bxf4 18. Nba3 b4 19. Nxb4 Bd2 20. Nd3 Bxe1 21. Rxe1) 15. Qc2?? { (-2.37 → -8.53) Blunder. bxc4 was best. } (15. bxc4 Qc7 16. Rf1 Bb6 17. Nf3 Qxf4 18. Qb3 Bxf3 19. Qxb6 Qe5 20. Nd2 Bxg2+ 21. Kxg2 Qg5+) 15... Bxd4 16. Nc3 Qc7 17. bxc4 Qxf4 18. Ne4?! { (-7.62 → -13.58) Inaccuracy. Rf1 was best. } (18. Rf1) 18... Be5 19. g3 Qf3+ 20. Qg2 Bxe4 21. Rxe4 Qxg2+ 22. Kxg2 Bxa1 23. a4 Ke7 24. h4 Rhb8 25. g4 Rb3 26. g5 Rc8 27. h5 Rc5 28. g6 Rg5+ 29. Kf2 hxg6 30. hxg6?! { (-54.91 → Mate in 7) Checkmate is now unavoidable. Kf1 was best. } (30. Kf1 f5) 30... Rxg6 31. c5 Rh6 32. Rc4 Rh2+ 33. Kg1 Rd2 34. Rc1 Bd4+ 35. Kf1 Rh3 36. Ke1 Rf2 37. c6 Rh1# { Black wins by checkmate. } 0-1