[Event "Olympiad-16 Final D"]
[Site "Tel Aviv"]
[Date "1964.11.16"]
[Round "6"]
[White "Yabra, Frederico"]
[Black "Friedgood, David"]
[Result "1/2-1/2"]

1. d4 c5 2. d5 e6 3. c4 exd5 4. cxd5 d6 5. Nc3 g6 6. e4 Bg7 7. Bd3 Ne7 8. Bg5 h6 9. Be3 O-O 10. Qd2 Kh7 11. O-O-O Qa5 12. Nge2 f5 13. f3 fxe4 14. fxe4 Bg4 15. Rdf1 Nd7 16. h3 Bxe2 17. Bxe2 b5 18. Kb1 c4 19. Bd4 Ne5 20. a3 b4 21. axb4 Qxb4 22. Rxf8 Rxf8 23. Rc1 Nc8 24. Rc2 Nb6 25. Nd1 Qb5 26. Ne3 Rc8 27. h4 h5 28. g4 hxg4 29. Nxg4 Nxg4 30. Bxg7 Kxg7 31. Bxg4 Rf8 32. Qd4+ Kh7 33. h5 Rf1+ 34. Rc1 Rxc1+ 35. Kxc1 Qe8 36. hxg6+ Kxg6 37. Bf5+ Kf7 38. Be6+ Ke7 39. Qg7+ Kd8 40. Qxa7 Qb5 41. Qb8+ Ke7 42. Qc7+ Kf6 43. Qxd6 Qa5 44. Bd7+ Kg5 45. Qe5+ Kh6 46. Qf6+ Kh5 47. Qf5+ Kh6 48. Qf4+ Kg7 49. Qg3+ Kf6 50. Bc6 Qc5 51. Qf4+ Ke7 52. Qc7+ Kf6 53. e5+ Kf5 54. d6 Qg1+ 55. Kc2 Qf2+ 56. Kb1 Qe1+ 57. Ka2 Qa5+ 1/2-1/2