[Event "BRA zn"]
[Site "Sao Paulo BRA"]
[Date "1964.06.??"]
[EventDate "?"]
[Round "11"]
[Result "1-0"]
[White "Bo Gustavson Detthow"]
[Black "Jose Benicio Mello"]
[ECO "E81"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "108"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 e5 7. dxe5 dxe5 8.
Bg5 c6 9. Qxd8 Rxd8 10. Rd1 Rxd1+ 11. Kxd1 Be6 12. Nc1 Na6 13. a3 Nd7 14.
Kc2 Nb6 15. b3 Nc7 16. Be2 a5 17. Be3 Nd7 18. Rd1 Bf8 19. Kb2 f6 20. Na4 c5
21. Na2 Rb8 22. N2c3 Kf7 23. Kc2 Ke8 24. Nd5 Bxd5 25. exd5 Bd6 26. Nc3 b6
27. g4 Kf7 28. Bd3 Rd8 29. h4 Kg7 30. h5 g5 31. Ne4 Ne8 32. Rb1 Bf8 33. Ng3
Nd6 34. b4 axb4 35. axb4 cxb4 36. Rxb4 e4 37. Be2 exf3 38. Bxf3 Ne5 39. Be2
Rc8 40. Kb3 f5 41. Bd4 Kf6 42. Rxb6 Kf7 43. Bxe5 Re8 44. Bxd6 f4 45. Rb7+
Kg8 46. Rb8 Re3+ 47. Ka4 fxg3 48. Rxf8+ Kg7 49. Bf1 Re4 50. Rc8 Rxg4 51.
Be5+ Kh6 52. d6 g2 53. Bxg2 Rxg2 54. d7 1-0