[Event "Costa del Sol-11"]
[Site "Malaga"]
[Date "1971.02.03"]
[Round "1"]
[White "Rogoff, Kenneth"]
[Black "Benko, Pal C"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Ne1 h6 11. f3 Ng5 12. Nc3 Ne6 13. Nc2 f5 1/2-1/2