[Event "Olympiad-36"]
[Site "Mallorca"]
[Date "2004.10.15"]
[Round "1"]
[White "Hernandez Guerrero, Gilberto Eduardo"]
[Black "Petrina, Valentin"]
[Result "1-0"]
[WhiteElo "2509"]

1. e4 c5 2. Nc3 Nf6 3. e5 Ng8 4. Nf3 e6 5. Ne4 Be7 6. b3 Nc6 7. Bb2 Nh6 8. Bb5 Na5 9. O-O O-O 10. Re1 Nf5 11. d4 d6 12. exd6 Nxd6 13. Nxd6 Bxd6 14. Qe2 Re8 15. Bxe8 Qxe8 16. dxc5 Bxc5 17. Qe5 Qf8 18. Re4 Nc6 19. Qh5 e5 20. Nxe5 Nxe5 21. Qxe5 f6 22. Qd5+ Kh8 23. Qxc5 Bd7 24. Qxf8+ Rxf8 25. Rd1 Bc6 26. Red4 h6 27. Rd8 Rxd8 28. Rxd8+ Kh7 29. c4 b5 30. c5 a5 31. Rd6 Be8 32. c6 Bg6 33. g4 f5 34. c7 fxg4 35. c8=Q h5 36. Qf8 1-0