[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "5"]
[White "Brieger, Robert S"]
[Black "Hanen, Peter"]
[Result "1-0"]
[ECO "B12"]
[PlyCount "33"]
[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 c6 2. d4 d5 3. e5 e6 4. Nf3 c5 5. c3 cxd4 6. cxd4 Bb4+ 7. Nc3 a6 8. a3 Ba5 9. Bd3 Ne7 10. Bd2 0-0 11. Bxh7+ Kxh7 12. Ng5+ Kg6 13. h4 Bxc3 14. bxc3 Qb6 15. Qg4 f5 16. h5+ Kh6 17. Nxe6+ 1-0

[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "2"]
[White "Hanen, Peter"]
[Black "Brandts, Paul"]
[Result "0-1"]
[ECO "A47"]
[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. d4 Nf6 2. Nf3 g6 3. e3 c5 4. c3 b6 5. Bd3 Bb7 6. Nbd2 cxd4 7. exd4 Bg7 8. 0-0 0-0 9. Re1 d6 10. Ne4 Nd5 11. Bd2 Nd7 12. Qc1 Re8 13. Bg5 Qc7 14. Bh6 Bh8 15. Qd1 a6 16. h4 e5 17. g4 N7f6 18. dxe5 dxe5 19. Nh2 Nxe4 20. Bxe4 Nf6 21. Bxb7 Qxb7 22. h5 e4 23. hxg6 hxg6 24. Qe2 Re6 25. Rad1 Nd7 26. Be3 Ne5 27. Rf1 Qe7 28. Kg2 Qh4 29. Rg1 Nf3 30. Nxf3 Qxg4+ 31. Kf1 Qh3+ 32. Ke1 exf3 33. Qf1 Qh4 34. Rh1 Rxe3+ 35. Kd2 Re2+ 36. Kc1 Qe4 0-1

[Event "US Open-68"]
[Site "Atlanta"]
[Date "1967.??.??"]
[Round "9"]
[White "Lamb, Philip"]
[Black "Hanen, Peter"]
[Result "1-0"]
[ECO "B17"]
[PlyCount "39"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 b5 8. Qe2 a6 9. 0-0 Be7 10. Ne5 Bb7 11. f4 c5 12. c4 bxc4 13. Bxc4 0-0 14. Nxf7 Rxf7 15. Qxe6 Qf8 16. Nf5 Re8 17. Re1 Bd6 18. Qxf7+ Qxf7 19. Bxf7+ Kxf7 20. Nxd6+ 1-0

