[Event "BRA ch"]
[Site "Recife BRA"]
[Date "1963.07.??"]
[EventDate "1963.07.01"]
[Round "4"]
[Result "1/2-1/2"]
[White "Fred Saboya"]
[Black "Belfort Mattos, Jose"]
[ECO "D92"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 c6 6. e3 O-O 7. Bd3 Nbd7 8.
cxd5 cxd5 9. O-O Nb6 10. Be5 Bg4 11. h3 Bxf3 12. Qxf3 Rc8 13. Rac1 a6 14.
Rc2 Qd7 15. Rfc1 Rc6 16. b3 Rfc8 17. a4 Ne4 18. Nxe4 dxe4 19. Bxe4 Rxc2 20.
Rxc2 Rxc2 21. Bxc2 Bxe5 22. dxe5 e6 23. Be4 Nd5 24. Bxd5 exd5 25. Qf4 Qc6
26. Qd4 1/2-1/2