[Event "Mar del Plata International-13"]
[Site "Mar del Plata"]
[Date "1950.03.11"]
[Round "3"]
[White "De Freitas, Marcio Elisio"]
[Black "Castillo Bermudez, Manuel"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 c6 5. Nbd2 Be7 6. Qc2 Nbd7 7. Bg2 O-O 8. O-O b5 9. b3 Bb7 10. Bb2 bxc4 11. bxc4 c5 12. cxd5 Nxd5 13. Rad1 Rc8 14. Qb1 Ba6 15. Rfe1 c4 16. e4 c3 17. exd5 c2 18. Qa1 cxd1=Q 19. Qxd1 exd5 20. Bh3 Rb8 21. Nb3 Bb4 22. Re3 Nf6 23. Ne5 Rb6 24. Bf5 Bc8 25. Bb1 Be6 26. g4 g6 27. f4 Ne4 28. Bxe4 dxe4 29. d5 Rd6 30. Qd4 Rxd5 31. Qxb4 f6 32. Nc6 Rd1+ 33. Kf2 Qd6 34. Qxd6 Rxd6 35. Nbd4 Bd7 36. Ba3 Rxc6 37. Nxc6 Bxc6 38. Bxf8 Kxf8 39. Ra3 Bd7 40. Rxa7 Bxg4 1-0