[Event "Letelier Arena"] [Site "https://lichess.org/9vUO4OlB"] [Date "2015.05.16"] [White "IgorKoc"] [Black "WhyBeMad"] [Result "0-1"] [UTCDate "2015.05.16"] [UTCTime "13:09:12"] [WhiteElo "1943"] [BlackElo "2526"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "60+0"] [ECO "B06"] [Opening "Pterodactyl Defense: Eastern, Anhanguera"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 g6 2. Nc3 Bg7 3. d4 c5 4. Be3 { B06 Pterodactyl Defense: Eastern, Anhanguera } cxd4 5. Bxd4 Nf6 6. e5 Ng8 7. f4 Nc6 8. Nf3 Nxd4 9. Qxd4 d6?! { (0.70 → 1.36) Inaccuracy. Nh6 was best. } (9... Nh6 10. h3 O-O 11. g4 d6 12. O-O-O Be6 13. Bc4 dxe5 14. fxe5 Qxd4 15. Rxd4 Bxc4 16. Rxc4 f5 17. exf6) 10. O-O-O Nh6 11. h3?! { (1.68 → 0.67) Inaccuracy. Bb5+ was best. } (11. Bb5+ Kf8 12. Qb4 a5 13. Qa3 Bg4 14. exd6 Nf5 15. Ne4 Bxf3 16. gxf3 Rc8 17. dxe7+ Qxe7 18. Qxe7+ Kxe7) 11... O-O 12. g4 Qa5 13. Qxd6?? { (0.61 → -8.82) Blunder. Qe4 was best. } (13. Qe4 Be6 14. Bc4 dxe5 15. Nxe5 Bxe5 16. fxe5 Bxc4 17. Qxc4 Qxe5 18. Rhe1 Qg5+ 19. Kb1 Rfc8 20. Qd5 Qh4) 13... exd6 14. exd6 Nxg4 15. hxg4 Bxg4 16. Rd3 Rac8 17. Nd4 Bxd4 18. Rxd4 Rxc3 19. bxc3 Qxc3 20. Rd3?! { (-13.87 → Mate in 23) Checkmate is now unavoidable. Rc4 was best. } (20. Rc4 Qa1+ 21. Kd2 Qd1+ 22. Kc3 Qf3+ 23. Bd3 Qxh1 24. Kb2 Rd8 25. f5 gxf5 26. Rb4 Rxd6 27. a3 Qc6) 20... Qa1+ 21. Kd2 Rc8 22. Bg2 Qxa2 23. Rc1 Qe6 24. Bxb7?! { (-14.60 → Mate in 1) Checkmate is now unavoidable. Bf1 was best. } (24. Bf1 Qc4 25. c3 Qxf4+ 26. Kc2 Qf2+ 27. Kb3 Be6+ 28. c4 Qb6+ 29. Ka3 Rxc4 30. Rxc4 Bxc4 31. Rc3 Qxd6+) 24... Qe2# { Black wins by checkmate. } 0-1