[Event "Olympiad-17 Preliminaries A"]
[Site "Havana"]
[Date "1966.10.30"]
[Round "5"]
[White "Nilsson, Zandor"]
[Black "Casa, Alex"]
[Result "0-1"]
1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d4 O-O 6. e3 Nc6 7. Nge2 e5 8. O-O Re8 9. h3 Bd7 10. b3 Rb8 11. Bb2 a6 12. Rc1 Qc8 13. Kh2 Nd8 14. Qd2 Ne6 15. f4 exd4 16. exd4 c5 17. d5 Nc7 18. g4 Bxg4 19. hxg4 Nxg4+ 20. Kg1 Qd8 21. Nd1 Qh4 22. Rf3 Rxe2 23. Qxe2 Re8 24. Qxe8+ Nxe8 25. Bxg7 Nxg7 26. Nf2 Nxf2 27. Rxf2 Nh5 28. f5 Qd4 29. fxg6 hxg6 30. Re1 Nf6 31. Bf3 Kf8 32. Kg2 Nd7 33. Re4 Qg7 34. Bg4 Ne5 35. Be6 f5 36. Rh4 Ke7 37. Kh1 Ng4 38. Re2 Qa1+ 39. Kg2 Qd1 40. Rh7+ Kf6 0-1