[Event "USA-ch"]
[Site "Chicago"]
[Date "1974.??.??"]
[Round "4"]
[White "Weinstein, Norman"]
[Black "Commons, Kim S"]
[Result "0-1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 a6 7. O-O Qc7 8. f4 Be7 9. a4 Nc6 10. Be3 O-O 11. Nb3 b6 12. Bf3 Rb8 13. Qe2 Na5 14. Nd2 Rd8 15. Kh1 Nd7 16. Bd4 Nc6 17. Bf2 Bf6 18. Qc4 Bb7 19. Rad1 Rbc8 20. Nb3 Nc5 21. Nd4 Nxe4 22. Bxe4 d5 23. Bxd5 exd5 24. Qe2 Na5 25. Qg4 Nc4 26. Rd3 Nxb2 27. Rh3 g6 28. f5 Re8 29. Rg1 Nc4 30. Bh4 Qe7 31. Nce2 Bxh4 32. Rxh4 Qe3 33. Rf1 Re4 34. Qh3 Qxh3 35. Rxh3 Ne3 0-1