[Event "US Open-47 Preliminaries"]
[Site "Pittsburgh"]
[Date "1946.07.08"]
[Round "1"]
[White "Yeager, Jack"]
[Black "Ulvestad, Olaf"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "42"]
[EventDate "1946.07.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. c4 Nc6 6. Be3 Bb4+ 7. Nc3 Nge7 8. Bd3 dxc4 9. Bxc4 0-0 10. 0-0 Nf5 11. Nd5 Bd6 12. h3 Bxf3 13. Qxf3 Ncxd4 14. Bxd4 Nxd4 15. Qe4 Nc6 16. Ne3 Qf6 17. b3 Rae8 18. Qc2 Nd4 19. Qd2 Nf3+ 20. gxf3 Qg5+ 21. Kh1 Qf4 0-1

