[Event "Mar del Plata International Open-06"]
[Site "Mar del Plata"]
[Date "1973.04.17"]
[Round "4"]
[White "Abramson, Horacio"]
[Black "Casas, Ernesto"]
[Result "0-1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Nc3 Bb4 6. O-O Bxc3 7. bxc3 fxe4 8. Bxc6 exf3 9. Bxf3 O-O 10. Re1 d6 11. Bg5 Rb8 12. d4 exd4 13. cxd4 Bf5 14. Qd2 Qd7 15. Re3 d5 16. Bxf6 Rxf6 17. Qa5 c6 18. Qxa7 Rbf8 19. Rb1 R6f7 20. Qc5 Bg4 21. Bxg4 Qxg4 22. Rf1 Rxf2 0-1