[Event "98th ch-GBR"] [Site "Sheffield, England"] [Date "2011.07.28"] [White "C. Atako"] [Black "Michael Adams"] [Result "0-1"] [WhiteElo "2110"] [BlackElo "2715"] [Variant "Standard"] [TimeControl "-"] [ECO "B25"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 { B25 Sicilian Defense: Closed } 6. Nf3 e5 7. O-O Nge7 8. Nd2 h5 9. Nc4 Nd4 10. Ne2 Bg4 11. f3 Be6 12. Nxd4 cxd4 13. f4 Rc8 14. f5?! { (-0.16 → -0.82) Inaccuracy. a4 was best. } (14. a4 h4 15. b3 hxg3 16. hxg3 Kf8 17. f5 gxf5 18. Ba3 f4 19. gxf4 Bxc4 20. bxc4 exf4) 14... gxf5 15. exf5 Nxf5 16. Be4?! { (-0.54 → -1.24) Inaccuracy. Bxb7 was best. } (16. Bxb7 Rc7 17. Qf3 d5 18. Bxd5 Qxd5 19. Qxd5 Bxd5 20. Rxf5 Bxc4 21. dxc4 Rxc4 22. c3 h4) 16... Ne7 17. Bxb7 Rc7 18. Bf3 d5 19. Na3 h4 20. g4 h3 21. Bd2 Qd7 22. Be1 O-O 23. Bb4?! { (-1.69 → -2.34) Inaccuracy. Bd2 was best. } (23. Bd2 Rb7 24. Rb1 Rfb8 25. b4 Ng6 26. g5 Qe7 27. Qc1 Bf8 28. Bh5 Bg7 29. Bf3 Nh4) 23... Rb8 24. Bxe7 Qxe7 25. Rb1 Rb6 26. Qc1 Qh4 27. g5? { (-2.54 → -4.53) Mistake. Qe1 was best. } (27. Qe1 Qxe1 28. Rfxe1 Bf8 29. Kf2 Bb4 30. Rg1 Bd6 31. Rge1 Rcb7 32. Nc4 dxc4 33. Bxb7 Rxb7) 27... e4 28. Bd1 e3 29. Bf3 Qg3+?? { (-4.28 → 9.10) Blunder. Rcb7 was best. } (29... Rcb7 30. Qe1 Qf4 31. b4 Bf8 32. Qg3 Qxg3+ 33. hxg3 Bxb4 34. Rb3 Bd6 35. Ra1 Rxb3 36. axb3) 30. Bg2?? { (9.10 → Mate in 1) Checkmate is now unavoidable. hxg3 was best. } (30. hxg3 Bf8 31. c3 Bd6 32. Kh2 Bxa3 33. bxa3 Rxc3 34. Qd1 Rxa3 35. Qe2 Rxb1 36. Rxb1 Rc3) 30... Qxg2# { Black wins by checkmate. } 0-1