[Event "Costa del Sol-11"]
[Site "Malaga"]
[Date "1971.02.06"]
[Round "4"]
[White "Benko, Pal C"]
[Black "Lacalle, Antonio"]
[Result "1-0"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Be2 O-O 6. Qd2 Nbd7 7. Nf3 c5 8. d5 Nb6 9. h3 Bd7 10. a4 Qc7 11. O-O e6 12. a5 Nc8 13. dxe6 fxe6 14. Bc4 b5 15. axb6 Nxb6 16. Ba2 Rad8 17. Qe2 h6 18. Bxf6 Bxf6 19. e5 dxe5 20. Rfe1 Kh7 21. Ne4 Nd5 22. Bxd5 exd5 23. Nxf6+ Rxf6 24. Qxe5 Rd6 25. Ra6 1-0