[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.08"]
[Round "5"]
[White "Estevez Morales, Guillermo"]
[Black "Larsen, Bent"]
[Result "0-1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O b6 11. Be3 Bb7 12. Rc1 Ne5 13. Qd4 Ned7 14. Nc2 Qb8 15. Rfd1 Re8 16. f3 d5 17. exd5 exd5 18. Bf4 Qa7 19. Kh1 Bc5 20. Qd2 dxc4 21. Bxc4 b5 22. Bb3 Ne5 23. Nd5 Bxd5 24. Bxd5 Rad8 25. Ne3 Nc4 0-1