[Event "Nathanya-12 Group A"]
[Site "Nathanya"]
[Date "1975.06.09"]
[Round "12"]
[White "Cardoso, Radolfo Tan"]
[Black "Najdorf, Miguel"]
[Result "0-1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 h6 6. Nf3 e4 7. Qe2 Bb4 8. c3 O-O 9. Nd4
Bc5 10. O-O Bg4 11. Qe1 Re8 12. h3 Bh5 13. Ne2 Qd6 14. b4 Bb6 15. Na3 Nbd7 16. Nb5 Qe5 17.
Bb2 Qg5 18. Bc1 Bf3 19. g3 Qf5 20. g4 Nxg4 21. Ng3 Qg6 22. Nd4 Nde5 23. d3 exd3 24. Qd2
Nxc4 25. Qf4 Nge5 26. Kh2 Bxd5 27. f3 Bxd4 0-1