[Event "USA Annual op-ch69"]
[Site "Aspen"]
[Date "1968.08.??"]
[Round "?"]
[White "Martz, William E"]
[Black "Byrne, Robert Eugene"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. dxc5 Qa5 7. Bd3 Nfd7 8. Bd2 Nxc5 9. Bc2 Nc6 10. Nd5 Qd8 11. Bc3 Bxc3+ 12. Nxc3 O-O 13. Qd2 e5 14. Nge2 Bg4 15. f5 Bxe2 16. Nxe2 Qb6 17. O-O-O Kh8 18. Kb1 gxf5 19. Qh6 fxe4 20. Qf6+ Kg8 1/2-1/2