[Event "Costa del Sol-04"]
[Site "Malaga"]
[Date "1964.02.03"]
[Round "3"]
[White "Palacios de la Prida, Ernesto"]
[Black "Ulvestad, Olaf"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 c5 3. dxc5 Na6 4. c4 Nxc5 5. e3 b6 6. Be2 Bb7 7. O-O g6 8. b4 Nce4 9. Bb2 Bg7 10. Nbd2 O-O 11. Nxe4 Bxe4 12. Nd2 Bb7 13. Bf3 Qc7 14. Bxb7 Qxb7 15. Qb3 d6 16. Nf3 Rac8 17. Rfd1 Rc7 18. Rac1 Rfc8 19. Rc2 b5 20. Rdc1 Qe4 21. c5 h6 22. Nd4 dxc5 23. f3 Qh4 24. g3 Qh5 25. Rxc5 Rxc5 26. Rxc5 Rxc5 27. bxc5 Qxc5 28. Qxb5 Qd6 29. Qb3 a6 30. Kf2 Nd7 31. Ba3 Qc7 32. Qc2 Qxc2+ 33. Nxc2 e5 34. Bd6 Bf8 35. Bxf8 Kxf8 36. Nb4 Nc5 37. Ke2 Ke7 38. Kd2 Kd6 39. Kc3 f5 40. Nc2 g5 41. Kc4 g4 42. fxg4 fxg4 43. Nb4 h5 44. a3 1/2-1/2