[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "11"]
[White "Amann, David"]
[Black "Meyer, John C"]
[Result "0-1"]
[ECO "B24"]
[PlyCount "72"]
[EventDate "1967.08.13"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. d3 Nf6 5. Bg2 Nc6 6. f4 dxe4 7. Nxe4 Be7 8. Be3 Qb6 9. Rb1 Nd5 10. Bd2 0-0 11. Nf3 Bd7 12. a3 Rad8 13. Ne5 Nxe5 14. fxe5 Qc7 15. Bf4 Nxf4 16. gxf4 Bh4+ 17. Ng3 Bc6 18. 0-0 c4 19. Ne4 cxd3 20. cxd3 Qb6+ 21. Kh1 f5 22. Nd6 Rd7 23. Qc2 Be7 24. Bxc6 Qxc6+ 25. Qxc6 bxc6 26. Rbc1 Bxd6 27. exd6 Rxd6 28. Rf3 Rfd8 29. Rc3 h6 30. Kg2 Kf7 31. b4 g5 32. fxg5 hxg5 33. Rc5 Rxd3 34. Rxc6 Rxf3 35. Kxf3 Rd3+ 36. Ke2 Rxa3 0-1

[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "5"]
[White "Amann, David"]
[Black "Vuille, Charles"]
[Result "1-0"]
[ECO "B24"]
[PlyCount "35"]
[EventDate "1967.08.13"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 Bd7 5. d3 Nf6 6. f4 Qc8 7. Be3 g6 8. h3 h5 9. Nf3 Bg7 10. Qd2 e5 11. fxe5 Nxe5 12. Qf2 Nh7 13. 0-0-0 b5 14. d4 Nc4 15. Ng5 Nxg5 16. Bxg5 Bxd4 17. Rxd4 cxd4 18. Qf6 1-0

