[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Du Vall, D."]
[Black "Johnson, Christopher"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "70"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. d5 Be7 6. Be2 Nc5 7. Bd3 a5 8. Bg5 c6 9. Bxf6 Bxf6 10. 0-0 Bg4 11. h3 Bh5 12. a3 0-0 13. Rb1 Qd7 14. b4 axb4 15. axb4 Na4 16. Nxa4 Rxa4 17. c4 Ra3 18. b5 Rfa8 19. bxc6 bxc6 20. dxc6 Qxc6 21. Qe2 Qc8 22. Rb2 Rc3 23. Rfb1 h6 24. Rb6 Qc7 25. g4 Bg6 26. h4 Raa3 27. h5 Rxd3 28. Rb8+ Kh7 29. hxg6+ Kxg6 30. g5 Rxf3 31. gxf6 Kxf6 32. Qd2 Qd7 33. R8b6 Rad3 34. Qb4 Qg4+ 35. Kh1 Rh3# 0-1

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Du Vall, D."]
[Black "Neely, Richard"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "72"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 0-0 6. e5 Nfd7 7. Bc4 dxe5 8. dxe5 Nxe5 9. Qxd8 Nxf3+ 10. gxf3 Rxd8 11. 0-0 Nc6 12. Rad1 Bh3 13. Rxd8+ Rxd8 14. Re1 Ne5 15. Bd5 Rxd5 16. Nxd5 Nxf3+ 17. Kh1 Nxe1 18. Nxe7+ Kf8 19. Bh4 Nxc2 20. Nd5 c6 21. Nf4 Be6 22. b3 Nb4 23. Nxe6+ fxe6 24. a4 b6 25. Kg2 Bd4 26. Kf3 c5 27. Bg5 Kf7 28. Bd2 Nd3 29. Be3 e5 30. Ke2 Bxe3 31. Kxe3 Nc1 32. Ke4 Ke6 33. Ke3 Nxb3 34. Kd3 Kd5 35. f3 a6 36. Kc3 Nd4 0-1

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Du Vall, D."]
[Black "Selitsky, B."]
[Result "0-1"]
[ECO "B21"]
[PlyCount "77"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. e5 d6 5. d4 cxd4 6. Nxd4 dxe5 7. Nxc6 Qxd1+ 8. Kxd1 bxc6 9. fxe5 Bg4+ 10. Be2 0-0-0+ 11. Ke1 Bxe2 12. Kxe2 Bg7 13. Bf4 Rd4 14. Ke3 Rd7 15. Nc3 Nh6 16. h3 Nf5+ 17. Kf2 Nd4 18. Rac1 Ne6 19. g3 g5 20. Be3 Bxe5 21. h4 gxh4 22. Rxh4 Rb7 23. Rc4 Rxb2 24. Rxc6+ Kb7 25. Rc4 Rc8 26. Rxc8 Kxc8 27. Nd5 Rxa2 28. Nxe7+ Kd7 29. Nf5 Ng7 30. Rd1+ Ke6 31. Nd4+ Bxd4 32. Rxd4 Rxc2+ 33. Kf3 a5 34. Ra4 Rc3 35. g4 f5 36. gxf5+ Nxf5 37. Re4+ Kd5 38. Kf4 Nxe3 39. Rxe3 0-1

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Du Vall, D."]
[Black "Smalec, John"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "99"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. Nc3 cxd5 5. cxd5 Bg4 6. f3 Bf5 7. Bc4 g6 8. d4 Bg7 9. Nge2 0-0 10. 0-0 Qc7 11. Qb3 Rc8 12. g4 Qxc4 13. Qxc4 Rxc4 14. b3 Rc7 15. gxf5 gxf5 16. Rf2 Nbd7 17. Rg2 Kh8 18. Ba3 Nb6 19. d6 exd6 20. Bxd6 Rc6 21. Be5 Nh5 22. Bxg7+ Nxg7 23. Kh1 Rg6 24. Rag1 Rd8 25. h4 Ne6 26. Rd1 Nd5 27. Nxd5 Rxd5 28. h5 Rxg2 29. Kxg2 Kg7 30. Kg3 Kh6 31. Nf4 Rxd4 32. Rxd4 Nxd4 33. Kh4 Nxf3+ 34. Kg3 Nd4 35. Kh4 Ne6 36. Nd5 f4 37. Ne7 Kg7 38. Kg4 Kf6 39. Nd5+ Ke5 40. Nc3 f5+ 41. Kf3 Nd4+ 42. Kf2 Kf6 43. Nd5+ Kg5 44. h6 Ne6 45. Ne7 Kxh6 46. Nxf5+ Kg5 47. Nd6 Nd8 48. Ne4+ Kf5 49. Nd2 h5 50. Nf3 1/2-1/2

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Herzog, M."]
[Black "Du Vall, D."]
[Result "1-0"]
[ECO "C41"]
[PlyCount "47"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 f5 7. 0-0 fxe4 8. Ng5 Nf6 9. Nf7+ Ke7 10. Nxh8 Be6 11. Bxe6 Kxe6 12. a3 Bc5 13. h3 Rxh8 14. Nc3 Nd4 15. Na4 Kd5 16. Rd1 Rd8 17. c3 Kc6 18. cxd4 exd4 19. Nxc5 Kxc5 20. Be3 Kb6 21. Bxd4+ Ka6 22. Bxf6 Rxd1+ 23. Rxd1 gxf6 24. Rd7 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Timmer, T."]
[Black "Du Vall, D."]
[Result "1-0"]
[ECO "A07"]
[PlyCount "91"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d3 e5 2. Nf3 Nc6 3. g3 d5 4. b3 Nf6 5. Bb2 Bb4+ 6. Nbd2 d4 7. Bg2 0-0 8. 0-0 Re8 9. Re1 Bg4 10. a3 Bxf3 11. Bxf3 Bxd2 12. Qxd2 e4 13. dxe4 Nxe4 14. Bxe4 Rxe4 15. f3 Re3 16. Rad1 Qe7 17. Kf2 Rd8 18. Bxd4 Re6 19. Qc3 Nxd4 20. Rxd4 Rxd4 21. Qxd4 Qxa3 22. Ra1 Qe7 23. e4 a6 24. Rd1 Rd6 25. Qa1 Rxd1 26. Qxd1 Qc5+ 27. Ke2 Qb5+ 28. c4 Qe8 29. Qd5 c6 30. Qd4 f5 31. e5 Kf7 32. Ke3 g5 33. h3 Qe7 34. c5 a5 35. Qd6 Qe6 36. Qc7+ Qe7 37. Qxe7+ Kxe7 38. f4 h6 39. Kd4 Ke6 40. Kc4 gxf4 41. gxf4 h5 42. h4 Kd7 43. Kc3 Kc7 44. b4 b6 45. cxb6+ Kxb6 46. bxa5+ 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Vandenburg, V."]
[Black "Du Vall, D."]
[Result "0-1"]
[ECO "A15"]
[PlyCount "112"]
[EventDate "1984.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. b4 Nf6 2. c4 e5 3. a3 c6 4. Bb2 Qc7 5. Nf3 e4 6. Nd4 d5 7. e3 a6 8. Be2 Bd6 9. h3 h5 10. Nc3 Be5 11. Qb3 Bxd4 12. exd4 Be6 13. Nd1 b5 14. cxb5 axb5 15. Rc1 Qd7 16. Qg3 g6 17. Qe5 Qe7 18. 0-0 Rg8 19. d3 Kd8 20. dxe4 Nxe4 21. Qf4 g5 22. Qe3 h4 23. Bf3 f5 24. Bxe4 dxe4 25. Nc3 Bc4 26. Rfe1 Re8 27. Qd2 Ra7 28. Re3 Rd7 29. f3 Rd6 30. fxe4 fxe4 31. Nxe4 Re6 32. Rce1 Bd5 33. Nd6 Qxd6 34. Rxe6 Rxe6 35. Qxg5+ Qe7 36. Qg8+ Kc7 37. Re5 Nd7 38. Rxe6 Qxe6 39. Qxe6 Bxe6 40. Bc1 Nf8 41. Bg5 Ng6 42. Kf2 Kd6 43. g3 Bxh3 44. gxh4 Bg4 45. Kg3 Bh5 46. Kf2 Kd5 47. Ke3 Kc4 48. Ke4 Kb3 49. d5 cxd5+ 50. Kxd5 Kxa3 51. Kc5 Ka4 52. Bf6 Nf4 53. Be7 Nd3+ 54. Kd4 Nxb4 55. Ke4 Bg6+ 56. Ke5 Nc6+ 0-1

