[Event "Ununoctium simul"] [Site "https://lichess.org/WbHaf7YX"] [Date "2016.07.27"] [White "deantesigma1"] [Black "chess-stat"] [Result "0-1"] [UTCDate "2016.07.27"] [UTCTime "16:53:52"] [WhiteElo "1781"] [BlackElo "2500"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "3600+60"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. c3 e6 4. d4 d5 5. exd5 exd5 6. Bb5 c4?! { (0.16 → 0.74) Inaccuracy. a6 was best. } (6... a6 7. Bxc6+ bxc6 8. Ne5 Bd6 9. Nxc6 Qb6 10. dxc5 Bxc5 11. Nd4 Nf6 12. Qe2+ Be6 13. Be3) 7. O-O Bd6 8. Re1+ Ne7 9. Ne5?! { (0.42 → -0.28) Inaccuracy. b3 was best. } (9. b3 cxb3 10. axb3 O-O 11. Ba3 Ng6 12. Nbd2 Bxa3 13. Rxa3 Nf4 14. Nf1 f6 15. Ne3 Qd6) 9... O-O 10. Bxc6 Nxc6 11. Nxc6 bxc6 12. b4?! { (-0.63 → -1.57) Inaccuracy. Nd2 was best. } (12. Nd2 Bf5 13. b3 Qa5 14. Bb2 Rab8 15. Qc1 Bd3 16. bxc4 dxc4 17. Ne4 Bxe4 18. Rxe4 Rfe8) 12... Bf5 13. Qf3 Qd7?! { (-1.53 → -0.62) Inaccuracy. Be4 was best. } (13... Be4 14. Qh3 a5 15. Nd2 Bd3 16. Ba3 Rb8 17. Nf3 f6 18. Re3 Rf7 19. Qe6 Be4 20. Rxe4) 14. Bf4 Bd3 15. Bxd6 Qxd6 16. Nd2 Rfe8 17. g3 f6 18. Rxe8+ Rxe8 19. Qf4?? { (-0.31 → -2.80) Blunder. Nf1 was best. } (19. Nf1 a5 20. a3 Ra8 21. Qd1 Qb8 22. Qe1 Kf7 23. Ne3 h6 24. Ng2 Qe8 25. Ne3 Qb8) 19... Qxf4 20. gxf4 Re2 21. Nb1?? { (-2.67 → -6.58) Blunder. Nf1 was best. } (21. Nf1 Rc2 22. Ne3 Rxc3 23. f3 Kf7 24. Kf2 Ke6 25. f5+ Kd6 26. Ke1 Ra3 27. Kd2 Kc7) 21... Re1+ 22. Kg2 Bxb1 23. a4?! { (-5.77 → -13.14) Inaccuracy. f3 was best. } (23. f3 Re2+ 24. Kg3 Bf5 25. a4 Rc2 26. Ra3 Kf7 27. h4 Ke6 28. h5 Kd6 29. a5 Be6) 23... Be4+ 24. Kg3 Rxa1 25. a5?! { (-15.70 → Mate in 5) Checkmate is now unavoidable. f3 was best. } (25. f3 Bd3 26. Kf2 Rxa4 27. Ke1 Ra3 28. Kd2 Ra2+ 29. Kc1 Rc2+ 30. Kb1 Rxh2+ 31. Ka1 Rc2) 25... Rg1+ 26. Kh3 g5 27. a6 Bf5# { Black wins by checkmate. } 0-1