[Event "Idaho Open (Open)"] [Site "Pocatello, ID"] [Date "2013.05.18"] [Round "1.3"] [White "Gretchanei, Petro"] [Black "Machin, Alex James"] [Result "1-0"] [WhiteElo "1845"] [BlackElo "1666"] [ECO "B06"] [Opening "Modern"] 1. e4 g6 2. Bc4 Bg7 3. Nf3 d6 4. d4 Nf6 5. Nc3 O-O 6. Qd3 Nc6 7. a3 Bg4 8. Bg5 a6 9. O-O-O Qc8 10. Ba2 a5 11. h3 Nb4 12. Qc4 Nxa2+ 13. Qxa2 Be6 14. d5 Bd7 15. Nd4 Qe8 16. Qc4 c6 17. dxc6 bxc6 18. f4 d5 19. exd5 cxd5 20. Nxd5 Rc8 21. Qa2 Ba4 22. Bxf6 exf6 23. Rhe1 Qd8 24. Ne7+ Kh8 25. Nxc8 Qxc8 26. Rd2 f5 27. c3 Re8 28. Rxe8+ Qxe8 29. Re2 Qd7 30. Qc4 Qb7 31. Qxa4 {#r} 1-0