[Event "US Open-78"]
[Site "Columbus"]
[Date "1977.08.??"]
[Round "?"]
[White "Opdycke, J."]
[Black "Croushore, D."]
[Result "0-1"]
[ECO "B15"]
[PlyCount "70"]
[EventDate "1977.08.07"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. d4 Bd6 7. Bd3 0-0 8. Be3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Nh4 Re8 12. Qd2 Nd7 13. 0-0-0 Qc7 14. Nf5 Nf8 15. Rdf1 Rad8 16. f4 Bxf5 17. gxf5 c5 18. Rhg1 c4 19. Be2 c3 20. bxc3 Ba3+ 21. Kd1 Bb2 22. Bd3 Bxc3 23. Qg2 g6 24. Rf3 Qb6 25. Rg3 Rxd4 26. fxg6 hxg6 27. f5 Rxd3+ 28. cxd3 Rxe3 29. Qc2 Be5 30. Rg4 Qb2 31. Qxb2 Bxb2 32. Rb4 Be5 33. Rxb7 Rxd3+ 34. Ke1 Rxh3 35. Rg2 Ra3 0-1

[Event "US Open-78"]
[Site "Columbus"]
[Date "1977.08.??"]
[Round "?"]
[White "Opdycke, J."]
[Black "Whitacre, Frederick"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "99"]
[EventDate "1977.08.07"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. f4 0-0 6. e5 Nfd7 7. Qd2 Nb6 8. 0-0-0 dxe5 9. dxe5 Qxd2+ 10. Rxd2 f6 11. exf6 exf6 12. Bh4 a6 13. Ne4 N8d7 14. Bf2 f5 15. Ng5 Re8 16. N1f3 h6 17. Nh3 Na4 18. Bc4+ Kh7 19. Bd4 Nac5 20. Bf7 Re7 21. Bc4 Ne4 22. Re2 Bxd4 23. Nxd4 Ndf6 24. Nf2 Bd7 25. Rhe1 Rae8 26. Bd3 Kg7 27. Nf3 b5 28. Kb1 Bc8 29. h3 Re6 30. Nd4 Rd6 31. Nf3 Rde6 32. Nd4 Rd6 33. Nb3 Bd7 34. Nh1 Rde6 35. g4 Nd6 36. Nc5 Rxe2 37. Rxe2 Rxe2 38. Bxe2 Bc8 39. Nf2 Nd5 40. Nfd3 fxg4 41. Bxg4 Bxg4 42. hxg4 a5 43. Kc1 Nc4 44. b3 Nce3 45. g5 h5 46. Kd2 h4 47. Ne6+ Kh7 48. Nxc7 h3 49. Nf2 h2 50. Nh1 1/2-1/2

