[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.03"]
[Round "1"]
[White "Cuellar Gacharna, Miguel"]
[Black "Uhlmann, Wolfgang"]
[Result "0-1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 O-O 5. Nf3 Re8 6. O-O e4 7. Ne1 Bxc3 8. dxc3 d6 9. Nc2 Nbd7 10. b3 h6 11. Be3 b6 12. Qd2 Bb7 13. Rad1 Ne5 14. Qc1 Qc8 15. h3 Nf3+ 16. Kh1 Re5 17. Ne1 Rh5 18. h4 Qg4 19. exf3 exf3 20. Nxf3 Bxf3 21. Bxf3 Qxf3+ 22. Kg1 g5 23. Rd4 Re8 24. Qd1 Rxe3 25. fxe3 Qxg3+ 26. Kh1 g4 0-1