[Event "Mexico City"]
[Site "Mexico City MEX"]
[Date "1975.11.??"]
[EventDate "?"]
[Round "3"]
[Result "1/2-1/2"]
[White "Jeremy D Silman"]
[Black "Frey Beckman, Kenneth"]
[ECO "C66"]
[WhiteElo "2330"]
[BlackElo "2280"]
[PlyCount "68"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 exd4 7. Nxd4 Be7 8.  b3 Nxd4 9. Qxd4 Bxb5 10. Nxb5 Nd7 11. Qc4 Nc5 12. Bb2 a6 13. Nd4 Bf6 14. Rad1  O-O 15. f3 Re8 16. Ba3 Bxd4+ 17. Qxd4 Nd7 18. Bb2 Qg5 19. Qf2 Qg6 20. Qh4 f6  21. Qg3 Qxg3 22. hxg3 Ne5 23. g4 a5 24. a4 Ra6 25. Rd5 Rc6 26. Rf2 Ra6 27. Bc3  b6 28. Bxe5 fxe5 29. Rf1 Raa8 30. Kf2 Kf7 31. Rh1 Rh8 32. Ke3 h6 33. c3 Ke6 34.  c4 1/2-1/2