[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.26"]
[Round "4"]
[White "Planinc, Albin"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 Qxc6 8. Bd3 b5 9. Qe2 Bb7 10. Bd2 Ne7 11. a4 b4 12. Na2 a5 13. c3 bxc3 14. Nxc3 Ng6 15. O-O Bc5+ 16. Kh1 O-O 17. Rac1 f6 18. Nb5 Qb6 19. Rc2 Kh8 20. Rfc1 d6 1/2-1/2