[Event "The Arab World - Nasser"] [Site "Historical Association"] [Date "2017.01.20"] [Round "?"] [White "Pilchuck"] [Black "marrob"] [Result "1-0"] [WhiteElo "2400"] [BlackElo "1600"] [Variant "Standard"] [TimeControl "-"] [ECO "B00"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 2. d4 { B00 Pirc Defense } c6 3. Nc3 d5 4. Nf3 e6 5. Bd3 h6 6. O-O Nd7 7. Be3 b5?! { (0.77 → 1.40) Inaccuracy. Bb4 was best. } (7... Bb4 8. e5 Bxc3 9. bxc3 Ne7 10. c4 dxc4 11. Bxc4 b5 12. Bb3 Nb6 13. c3 Bb7 14. Qd3) 8. exd5 exd5 9. Re1 Be7 10. a4 b4 11. Na2 a5 12. Bd2 Ngf6 13. Qe2 O-O?? { (1.39 → 4.13) Blunder. Kf8 was best. } (13... Kf8 14. Bf4) 14. Qxe7 Qxe7 15. Rxe7 Ba6 16. Bxa6 Rxa6 17. Rae1 Raa8 18. Nc1 Nb6 19. b3 Ne4 20. Nd3 Nc8 21. Rc7 Nxd2 22. Nxd2 f6 23. Nc5 Na7?? { (5.52 → Mate in 7) Checkmate is now unavoidable. Ra7 was best. } (23... Ra7 24. Rxc6 Rd8 25. Nd3 Ne7 26. Rc5 Rd6 27. Nf3 g5 28. g4 Kf7 29. Kg2 Re6 30. Rxe6) 24. Ree7 Rfc8 25. Rxg7+ Kf8 26. Ne6+ Ke8 27. Rg8# { White wins by checkmate. } 1-0