[Event "Treybal Arena"] [Site "https://lichess.org/gvQTzYCy"] [Date "2017.08.22"] [White "GMPraveen"] [Black "SteadyAntelope"] [Result "1-0"] [UTCDate "2017.08.22"] [UTCTime "21:09:36"] [WhiteElo "1841"] [BlackElo "1858"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "15+0"] [ECO "B02"] [Opening "Alekhine Defense: Mokele Mbembe, Vavra Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nf6?! { (0.06 → 0.70) Inaccuracy. e6 was best. } (1... e6) 2. d4? { (0.70 → -0.55) Mistake. e5 was best. } (2. e5) 2... e6? { (-0.55 → 0.89) Mistake. Nxe4 was best. } (2... Nxe4 3. Bd3 d5 4. Bxe4 dxe4 5. Nc3 Bf5 6. Nge2 e6 7. Bf4 Bd6 8. Bxd6 Qxd6 9. d5) 3. e5 Ne4 { B02 Alekhine Defense: Mokele Mbembe, Vavra Defense } 4. Qf3? { (0.98 → -0.16) Mistake. c3 was best. } (4. c3) 4... Qf6?? { (-0.16 → 9.83) Blunder. d5 was best. } (4... d5) 5. Qxe4?? { (9.83 → 4.10) Blunder. exf6 was best. } (5. exf6 Nxf6 6. Nc3 Nc6 7. Be3 d6 8. Bb5 Bd7 9. Nge2 O-O-O 10. O-O Nb4 11. Rfc1 Bxb5) 5... Qg5?? { (4.10 → 14.79) Blunder. Qg6 was best. } (5... Qg6 6. Qxg6 hxg6 7. Nc3 d5 8. Be3 Nc6 9. Nf3 Bd7 10. O-O-O a6 11. a3 Be7 12. h4) 6. Bxg5 f6 7. Bh4 f5 8. Qg4? { (14.97 → 4.67) Mistake. Qe3 was best. } (8. Qe3 Nc6 9. Nc3 Kf7 10. f4 Be7 11. Bg3 d5 12. O-O-O Bd7 13. Nf3 Rhg8 14. a3 a6) 8... Be7?? { (4.67 → Mate in 10) Checkmate is now unavoidable. fxg4 was best. } (8... fxg4 9. Nc3 b6 10. O-O-O Bb7 11. h3 gxh3 12. Rxh3 Be7 13. Bxe7 Kxe7 14. Be2 Nc6 15. Nf3) 9. f3?? { (Mate in 10 → 5.10) Lost forced checkmate sequence. Qxg7 was best. } (9. Qxg7 Bb4+ 10. c3 Bf8 11. Qxh8 d6 12. Qxh7 Nc6 13. Bb5 dxe5 14. Qg6+ Kd7 15. dxe5 Be7) 9... Bxh4+? { (5.10 → 14.93) Mistake. fxg4 was best. } (9... fxg4 10. Bxe7 Kxe7 11. fxg4 b6 12. Nf3 Na6 13. a3 c5 14. Nbd2 cxd4 15. Bc4 Rf8 16. O-O) 10. Qxh4 g5 11. Qh5+ Ke7 12. Qxg5+ Ke8 13. Qf6 d6 14. Qxh8+ Kd7 15. Qxh7+ Kc6 16. Qg6 Na6 17. Qe8+ Kb6?! { (33.58 → Mate in 1) Checkmate is now unavoidable. Bd7 was best. } (17... Bd7 18. Qxa8) 18. Qe7?! { (Mate in 1 → 26.77) Lost forced checkmate sequence. Qb5# was best. } (18. Qb5#) 18... c6?! { (26.77 → Mate in 6) Checkmate is now unavoidable. Nb8 was best. } (18... Nb8 19. exd6) 19. exd6?! { (Mate in 6 → 34.98) Lost forced checkmate sequence. Qxd6 was best. } (19. Qxd6 Ka5 20. Nd2 b5 21. Qd8+ Ka4 22. a3 Nc7 23. Qxc7 a5 24. b3#) 19... Nb4?! { (34.98 → Mate in 1) Checkmate is now unavoidable. Bd7 was best. } (19... Bd7 20. Qxd7) 20. d7?! { (Mate in 1 → 26.44) Lost forced checkmate sequence. Qd8# was best. } (20. Qd8#) 20... Nd5?! { (26.44 → Mate in 2) Checkmate is now unavoidable. Nxc2+ was best. } (20... Nxc2+ 21. Kd2 Bxd7 22. Kxc2 Kc7 23. Nd2 Rd8 24. Nc4 b5 25. Qd6+ Kc8 26. Ne5 Be8 27. Qxe6+) 21. d8=Q+ Nc7 22. Qc5# { White wins by checkmate. } 1-0