[Event "Olympiad-21 Final B"]
[Site "Nice"]
[Date "1974.06.22"]
[Round "8"]
[White "Boey, Josef Martin"]
[Black "Castro Rojas, Oscar Humberto"]
[Result "1-0"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 g6 5. d4 exd4 6. Nxd4 Bg7 7. Be3 O-O 8. O-O d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Nxd5 cxb5 12. Bc5 Re8 13. Ne7+ Kh8 14. Qf3 Be6 15. Rad1 Qb8 16. Rfe1 b4 17. Qf4 Qb5 18. Qxc7 Rab8 19. Qd6 Rb7 20. Nc6 Rc8 21. Nd8 Bg4 22. Bd4 Kg8 23. Bxg7 Kxg7 24. Nxb7 Bxd1 25. Qd4+ Kg8 26. Nd6 Qc5 27. Qxd1 Rc6 28. Ne4 1-0