[Event "Costa del Sol-12"]
[Site "Malaga"]
[Date "1972.02.12"]
[Round "10"]
[White "Martz, William E"]
[Black "Palacios de la Prida, Ernesto"]
[Result "1-0"]

1. c4 d6 2. Nc3 g6 3. d4 Bg7 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. c5 f5 8. Bb5+ Kf7 9. f3 Bh6 10. Bxh6 Nxh6 11. Qd2 Kg7 12. cxd6 cxd6 13. O-O-O Bd7 14. Bxd7 Qxd7 15. Nh3 Nf7 16. Kb1 f4 17. Nf2 g5 18. Nd3 Ng6 19. Rc1 Rac8 20. Qf2 a6 21. Rc2 Rc7 22. Rhc1 Rhc8 23. b3 h5 24. Nb2 Qd8 25. Nc4 b5 26. Nb2 Nf8 27. Nd3 Nd7 28. Nb4 Nc5 29. Qe2 Qd7 30. g3 Qh3 31. gxf4 exf4 32. Nc6 Ne5 33. Nxe5 dxe5 34. d6 Rc6 35. Nd5 Qe6 36. Ne7 Nxb3 37. Nf5+ 1-0