[Event "Mar del Plata International-26"]
[Site "Mar del Plata"]
[Date "1965.04.04"]
[Round "12"]
[White "Rossetto, Hector"]
[Black "Benko, Pal C"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. f3 c6 5. Be3 Qb6 6. a3 Bg7 7. Kf2 O-O 8. Bc4 Qc7 9. Nge2 Nbd7 10. Qd2 d5 11. exd5 Nb6 12. Bb3 1/2-1/2