[Event "Las Palmas-07"]
[Site "Las Palmas"]
[Date "1978.??.??"]
[Round "1"]
[White "Diez del Corral, Jesus"]
[Black "Westerinen, Heikki MJ"]
[Result "1/2-1/2"]
[WhiteElo "2360"]
[BlackElo "2450"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nc6 7. d5 Ne5 8. Nd4 c6 9. Be3 Bd7 10. Be2 cxd5 11. cxd5 Rc8 12. O-O a6 13. Qd2 Nc4 14. Bxc4 Rxc4 15. Nce2 Qc7 16. b3 Rc5 17. Rac1 Rc8 18. a4 e5 19. dxe6 fxe6 20. b4 Rxc1 21. Rxc1 Qd8 22. a5 e5 23. Nc2 Be6 24. Bb6 Qd7 25. Ne3 Rxc1+ 26. Nxc1 d5 27. exd5 Nxd5 28. Nxd5 Qxd5 29. Qxd5 Bxd5 30. Ne2 Kf7 31. Nc3 Ke6 32. Kf2 Bc4 33. Bc5 Bh6 34. Ne4 Bd5 35. Be3 Bf8 36. Bc5 1/2-1/2