[Event "Olympiad-17 Preliminaries A"]
[Site "Havana"]
[Date "1966.10.28"]
[Round "3"]
[White "Spassky, Boris Vasilievich"]
[Black "Ko, Chi"]
[Result "1-0"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Qg4 Ne7 6. dxc5 Bxc3+ 7. bxc3 Ng6 8. Nf3 Qc7 9.
Be3 b6 10. Qb4 O-O 11. cxb6 axb6 12. Bxb6 Qb7 13. Bc5 Rd8 14. Qxb7 Bxb7 15. a4 Rc8 16. Bd6
Nd7 17. Bd3 Rxc3 18. Kd2 Rcc8 19. a5 Ba6 20. Rhb1 Bxd3 21. cxd3 Ra6 22. Rb7 Ngf8 23. Nd4
Rca8 24. Nb3 f6 25. f4 h6 26. Rc1 Kh7 27. Rcc7 fxe5 28. fxe5 Kg6 29. Ke3 Kf5 30. Nd4+ Kg5
31. Bxf8 Nxf8 32. Rxg7+ Kh5 33. Nf3 d4+ 34. Ke4 Ng6 35. h3 1-0