[Event "US Open-74"]
[Site "Chicago"]
[Date "1973.??.??"]
[Round "4"]
[White "Holyon, Robert"]
[Black "Lombardy, William James"]
[Result "0-1"]

1. g3 c5 2. Bg2 Nc6 3. d3 g6 4. Nc3 Bg7 5. Bd2 d6 6. a3 Nf6 7. f4 O-O 8. Nf3 Rb8 9. O-O b5 10. e4 a5 11. a4 b4 12. Nb5 Nd7 13. Rb1 Nd4 14. c4 Bb7 15. b3 Qb6 16. g4 Nxb5 17. axb5 Ra8 18. h4 a4 19. bxa4 Qa5 20. h5 Qxa4 21. Qe2 Qa2 22. e5 dxe5 23. Ra1 Qxa1 24. Rxa1 Rxa1+ 25. Kh2 b3 26. hxg6 hxg6 27. Ng5 Bxg2 28. Qxg2 b2 29. Qh3 Nf6 0-1