[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "1976.??.??"]
[Round "1"]
[White "Briggs, E."]
[Black "McCormick, Edgar Thomas"]
[Result "0-1"]
[ECO "D07"]
[PlyCount "48"]
[EventDate "1976.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. e3 Bg4 4. c4 e6 5. Qb3 Bxf3 6. gxf3 dxc4 7. Qxb7 Nge7 8. Bxc4 Rb8 9. Qa6 Rb6 10. Qa4 Ng6 11. a3 Bd6 12. Bb5 Qd7 13. Nc3 Nh4 14. Ke2 Be7 15. e4 0-0 16. Be3 Rfb8 17. d5 Rxb5 18. Nxb5 Rxb5 19. dxc6 Rxb2+ 20. Kf1 Qd3+ 21. Kg1 Nxf3+ 22. Kg2 Qxe3 23. Rhf1 Nh4+ 24. Kg1 Qg5+ 0-1

