[Event "Olympiad-18 Preliminaries A"]
[Site "Lugano"]
[Date "1968.10.24"]
[Round "7"]
[White "Durao, Joaquim Manuel"]
[Black "Primavera, Giuseppe"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 b6 6. Be3 c5 7. d5 O-O 8. Qd2 Re8 9. O-O-O Bd7 10. g4 a6 11. h4 h5 12. gxh5 Nxh5 13. Nge2 Kh7 14. Nf4 Nxf4 15. Bxf4 Rh8 16. h5 Kg8 17. Bd3 Be8 18. hxg6 fxg6 19. Rxh8+ Bxh8 20. Rh1 Bg7 21. Qh2 Bf7 22. e5 g5 23. e6 gxf4 24. Qh7+ Kf8 25. Rg1 1-0