[Event "Mar del Plata"]
[Site "Mar del Plata ARG"]
[Date "1959.03.26"]
[EventDate "1959.03.23"]
[Round "4"]
[Result "0-1"]
[White "Joao de Souza Mendes Jr."]
[Black "Robert James Fischer"]
[ECO "E80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. Nge2 O-O
7. Bg5 c6 8. Qd2 Qa5 9. d5 cxd5 10. Nxd5 Qxd2+ 11. Kxd2 Nxd5
12. cxd5 f6 13. Be3 Nd7 14. Nc3 a6 15. g4 f5 16. gxf5 gxf5
17. Bd3 fxe4 18. fxe4 Nf6 19. Na4 Ng4 20. Raf1 Rxf1 21. Bxf1
Nxe3 22. Kxe3 Bh6+ 23. Kd3 Bd7 24. Rg1+ Kh8 25. Nc3 b5 26. Ne2
b4 27. Kc2 Rc8+ 28. Kb3 a5 29. Rg3 Rf8 30. Bh3 Bb5 31. Ng1 Bf4
32. Rg2 Bf1 33. Rf2 Bd3 34. Bf5 Rb8 35. Nh3 a4+ 36. Kxa4 b3
37. axb3 Be3 38. Rf3 Ra8+ 0-1