[Event "Las Palmas-01"]
[Site "Las Palmas"]
[Date "1972.06.03"]
[Round "5"]
[White "Portisch, Lajos"]
[Black "Benko, Pal C"]
[Result "1-0"]
1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d5 6. Bg5 dxc4 7. e3 Bg7 8. Bxc4 O-O 9. O-O Bd7 10. Qd2 Nc6 11. Rfd1 Nxd4 12. Qxd4 Bc6 13. Bxf7+ Kh8 14. Qh4 Qc8 15. Bc4 Ng4 16. f3 Ne5 17. Be2 Qe6 18. e4 Rfe8 19. Kh1 Nf7 20. Be3 Red8 21. Qf2 a6 22. Bb6 Rf8 23. Bd4 Ne5 24. Qg3 Rf7 25. f4 1-0