[Event "Rated classical game"] [Site "https://lichess.org/Iji5awgr"] [Date "2019.02.13"] [White "okan5207"] [Black "vanrooyen001"] [Result "1-0"] [UTCDate "2019.02.13"] [UTCTime "15:34:45"] [WhiteElo "1554"] [BlackElo "1577"] [WhiteRatingDiff "+28"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "900+15"] [ECO "B40"] [Opening "Sicilian Defense: Four Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 { B40 Sicilian Defense: Four Knights Variation } 6. Bc4 a6 7. O-O Nxd4 8. Qxd4 b5 9. Bd3 d5 10. e5 Nd7 11. Kh1 Bc5 12. Qg4 O-O 13. f4?! { (0.75 → -0.15) Inaccuracy. Bh6 was best. } (13. Bh6 g6 14. Bxf8 Nxe5 15. Qg3 Nxd3 16. Bxc5 Nxc5 17. b4 Nb7 18. a4 bxa4 19. Nxa4 Bd7) 13... Nb6?! { (-0.15 → 0.74) Inaccuracy. f5 was best. } (13... f5 14. Qf3 Qb6 15. a4 d4 16. a5 Qc7 17. Ne2 Bb7 18. Qg3 Rfd8 19. Bd2 Ba7 20. b4) 14. b3?! { (0.74 → -0.34) Inaccuracy. Qh3 was best. } (14. Qh3 g6) 14... f6?! { (-0.34 → 0.63) Inaccuracy. f5 was best. } (14... f5) 15. Bd2? { (0.63 → -0.64) Mistake. Ne2 was best. } (15. Ne2 f5) 15... fxe5?? { (-0.64 → 2.07) Blunder. f5 was best. } (15... f5 16. Qg3 d4 17. Ne2 Nd5 18. a4 b4 19. Bc4 a5 20. Rfd1 Bb7 21. Bc1 Qb6 22. Bxd5) 16. fxe5 Rxf1+ 17. Rxf1 d4?? { (2.55 → 18.06) Blunder. Qe8 was best. } (17... Qe8 18. Rf3 g6 19. Qh4 Be7 20. Qd4 Rb8 21. Bh6 Rb7 22. Qf4 Nd7 23. a4 Bf8 24. axb5) 18. Bh6 Qe7 19. Ne4 g6 20. Rf8+ Qxf8 21. Bxf8 Bxf8 22. Nf6+ Kg7?! { (14.00 → Mate in 5) Checkmate is now unavoidable. Kf7 was best. } (22... Kf7 23. Nxh7) 23. Ne8+? { (Mate in 5 → 9.33) Lost forced checkmate sequence. Qh4 was best. } (23. Qh4 h5 24. Qg5 Bd6 25. Qxg6+ Kf8 26. Qg8+ Ke7 27. Qe8#) 23... Kg8 24. Bxg6 hxg6?! { (13.95 → Mate in 3) Checkmate is now unavoidable. Nd5 was best. } (24... Nd5 25. Be4+ Kf7 26. Qh5+ Ke7 27. Nf6 Nxf6 28. exf6+ Kd8 29. Bxa8 h6 30. Bc6 Bd6 31. Qe8+) 25. Qxg6+ { Black resigns. } 1-0