[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "3"]
[White "Chinn, Duke"]
[Black "Phillips, Larry"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "75"]
[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. f4 Nc6 3. Nf3 d6 4. Bc4 e6 5. 0-0 g6 6. Nc3 Bg7 7. b3 Nge7 8. Bb2 0-0 9. Qc1 a6 10. Ne2 e5 11. fxe5 dxe5 12. Ng5 Be6 13. Bxe6 fxe6 14. Nxe6 Rxf1+ 15. Kxf1 Qd6 16. Nxg7 Kxg7 17. Kg1 Rf8 18. d3 h6 19. Qd2 Qf6 20. Ng3 Qd6 21. Rf1 Rxf1+ 22. Kxf1 Qf6+ 23. Kg1 h5 24. Bc1 Ng8 25. a3 h4 26. Nh1 Nd4 27. Nf2 Kf7 28. Nh3 Ke8 29. Bb2 Nf3+ 30. gxf3 Qxf3 31. Nf2 h3 32. Qg5 Nf6 33. Qxg6+ Ke7 34. Bxe5 Ng4 35. Qxg4 Qe3 36. Qxh3 Qc1+ 37. Kg2 Qg5+ 38. Bg3 1-0

[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "5"]
[White "Chinn, Duke"]
[Black "Potter, Robert BM"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "30"]
[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. f4 Nc6 3. Nf3 g6 4. Nc3 Bg7 5. b3 d6 6. Bb2 Nf6 7. Bc4 Nxe4 8. Ng5 Nxg5 9. fxg5 e6 10. Qe2 Nd4 11. Qe4 0-0 12. 0-0 d5 13. Nxd5 exd5 14. Bxd5 Bf5 15. Rxf5 gxf5 0-1

[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "1"]
[White "Wade, Dudley B"]
[Black "Chinn, Duke"]
[Result "1-0"]
[ECO "C46"]
[PlyCount "63"]
[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 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Nc3 Nc6 6. Be3 Nf6 7. f3 g6 8. Qd2 Bg7 9. 0-0-0 a6 10. Nxc6 bxc6 11. Bh6 0-0 12. g4 a5 13. h4 a4 14. h5 Qe7 15. Bxg7 Kxg7 16. hxg6 fxg6 17. Qh6+ Kh8 18. Qxg6 a3 19. b3 Rg8 20. Qh6 Rg7 21. Be2 Qe5 22. Qd2 Qe7 23. g5 Ng8 24. f4 c5 25. Rh4 Be8 26. Rdh1 Bf7 27. f5 Be8 28. Bc4 Bc6 29. Bxg8 Raxg8 30. f6 Qe5 31. g6 Bxe4 32. Rxh7+ 1-0

