[Event "Mar del Plata International-26"]
[Site "Mar del Plata"]
[Date "1965.03.19"]
[Round "1"]
[White "Gheorghiu, Florin"]
[Black "Sanguineti, Raul"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. a3 cxd4 6. axb4 dxc3 7. bxc3 d5 8. cxd5 exd5 9. Bf4 Be6 10. e3 O-O 11. Bd3 Nh5 12. Bxb8 Rxb8 13. Ne2 Re8 14. Qd2 Bd7 15. Kf2 a6 16. Ra5 Re5 17. g3 Nf6 18. Re1 Qe7 19. Nd4 Re8 20. Raa1 Rh5 21. Kg1 Re5 22. Kf2 Rh5 1/2-1/2