[Event "Canadian op 9th"]
[Site "Vancouver"]
[Date "1971.??.??"]
[Round "?"]
[White "Kuprejanov, George"]
[Black "Spassky, Boris Vasilievich"]
[Result "0-1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Nc6 7. Be3 Be7 8. O-O O-O 9. f4
Bd7 10. Qe1 Nxd4 11. Bxd4 Bc6 12. Qg3 g6 13. Bf3 b5 14. Rad1 b4 15. e5 Bxf3 16. Rxf3 Nh5
17. Qe1 bxc3 18. g4 Ng7 19. exd6 Bxd6 20. Rfd3 cxb2 21. Bxg7 b1=Q 22. Rxb1 Kxg7 23. Qc3+
Kg8 24. Qc6 Qh4 25. Qxd6 Rad8 26. Qe5 Rxd3 27. cxd3 Qxg4+ 28. Kf2 Qh3 29. Rb8 Qxh2+ 30.
Ke3 Qxa2 0-1