[Event "USA Annual op-ch69"]
[Site "Aspen"]
[Date "1968.08.??"]
[Round "?"]
[White "Dukelow, J."]
[Black "Gross, Ronald Joseph"]
[Result "0-1"]
[ECO "C34"]
[PlyCount "68"]
[EventDate "1968.08.11"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 h6 4. Bc4 d6 5. 0-0 g5 6. d4 Bg7 7. h3 Ne7 8. Nc3 Nbc6 9. a3 0-0 10. Qd3 Kh8 11. Ne2 f5 12. exf5 Bxf5 13. Qc3 d5 14. Bd3 Qd7 15. b4 Bxd3 16. Qxd3 Qf5 17. Qd2 Rae8 18. b5 Nd8 19. a4 Ng6 20. Ba3 Rf6 21. c3 Rfe6 22. Ra2 Rxe2 23. Qxe2 Rxe2 24. Rxe2 Nf7 25. Re8+ Kh7 26. Rfe1 Qd3 27. Bb4 Nd6 28. Rd8 Ne4 29. Rxd5 Qc2 30. Rd7 Qf2+ 31. Kh2 Nh4 32. Nxh4 Qg3+ 33. Kg1 Qxe1+ 34. Kh2 Ng3 0-1

