[Event "Mar del Plata International-27"]
[Site "Mar del Plata"]
[Date "1966.03.22"]
[Round "9"]
[White "Schweber, Samuel"]
[Black "Rossetto, Hector"]
[Result "1/2-1/2"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Qa4+ c6 5. Qxc4 Bf5 6. Nc3 e6 7. g3 Nbd7 8. Bg2 Ne4 9. O-O Nb6 10. Qb3 Nxc3 11. bxc3 Be4 12. Nd2 Bxg2 13. Kxg2 Qd5+ 14. e4 Qxb3 15. axb3 a6 1/2-1/2