[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.18"]
[Round "1"]
[White "Boey, Josef Martin"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Ng8 9. Bd4 f6 10. exf6 Nxf6 11. Be2 Qa5 12. O-O O-O 13. a3 d6 14. f4 Qc7 15. Qd2 Bf5 16. Rae1 Rab8 17. b3 Qa5 18. Bd3 Rb7 19. Bxf5 Qxf5 20. h3 Qa5 21. Qd3 Qxa3 22. Qc4+ Rf7 23. Qxc6 Qb4 24. Bxf6 Bxf6 25. Nd5 Qd4+ 1/2-1/2