[Event "USA-ch"]
[Site "Chicago"]
[Date "1974.??.??"]
[Round "10"]
[White "Grefe, John Alan"]
[Black "Saidy, Anthony Fred"]
[Result "1/2-1/2"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. Bd2 Bc5 8. g4 O-O 9. h4 Nbd7 10. g5 Ne8 11. Qg3 f5 12. f4 b5 13. Bh3 Nb6 14. Qf3 Nd6 15. exd5 cxd5 16. Ne2 Nd7 17. Kf1 b4 18. Kg2 Nb5 19. Rhe1 Re8 20. Kh1 Nf8 21. Bg2 Rb8 22. Rad1 Qc8 23. c4 bxc3 24. bxc3 Nd6 25. Be3 Rb2 26. h5 Rxa2 27. Nd4 Bxd4 28. Bxd4 Nb5 29. Qe3 Nxd4 30. Qxd4 Rd8 31. h6 Qc7 32. Ra1 Rxa1 33. Rxa1 Rd7 34. Ra6 gxh6 35. gxh6 Qd8 1/2-1/2