[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.27"]
[Round "17"]
[White "Tukmakov, Vladimir B"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. g3 b4 13. Ne2 Qb6 14. Kb1 a5 15. f5 Rc8 16. fxe6 fxe6 17. Bh3 O-O 18. Nf4 Ne5 19. Nd4 Nc4 20. Qe2 f5 21. exf5 Bf6 22. fxe6 Bxd4 23. Nd5 Qb5 24. Rhe1 Bxb2 25. exd7 Na3+ 26. Kxb2 Rxc2+ 27. Qxc2 Nxc2 28. Re8 Na3 29. d8=Q 1-0