[Event "Mar del Plata International-13"]
[Site "Mar del Plata"]
[Date "1950.03.20"]
[Round "9"]
[White "Martin, Pedro"]
[Black "De Freitas, Marcio Elisio"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 e5 7. Nge2 Nc6 8. d5 Ne7 9. O-O Ne8 10. Be3 f5 11. Qd2 Nf6 12. f3 fxe4 13. Nxe4 Nf5 14. Bg5 Rf7 15. Rad1 Qf8 16. Bxf6 Bxf6 17. Nxf6+ Rxf6 18. f4 Bd7 19. Nc3 exf4 20. Qxf4 Rf7 21. Ne4 h6 22. g4 Nh4 23. Nf6+ Kg7 24. Qd4 Nf5 25. Rxf5 1-0