[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Keck, M."]
[Black "Choyke, Jack"]
[Result "1/2-1/2"]
[ECO "D80"]
[PlyCount "54"]
[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. d4 Nf6 2. c4 g6 3. Nc3 d5 4. c5 Bg7 5. Bd2 0-0 6. Nf3 c6 7. g3 b6 8. b4 bxc5 9. bxc5 Ne4 10. Bg2 f5 11. 0-0 Ba6 12. Re1 Nd7 13. Nxe4 fxe4 14. Ng5 Qc8 15. Ne6 Rf7 16. Nxg7 Kxg7 17. Bh3 Qc7 18. f3 exf3 19. exf3 Nf6 20. Bf4 Qd8 21. Qd2 Bc8 22. Bxc8 Rxc8 23. Rab1 Nh5 24. Be5+ Kf8 25. Qh6+ Kg8 26. f4 Nf6 27. Rb7 Ng4 1/2-1/2

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Keck, M."]
[Black "Short, Tyler"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "114"]
[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. d4 e6 2. c4 d5 3. e3 Nf6 4. c5 c6 5. Nc3 Be7 6. Bd3 0-0 7. Nf3 a6 8. 0-0 Nbd7 9. Bd2 b6 10. b4 b5 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Bb7 14. Re1 h6 15. Qc1 Nf6 16. Qc3 Nxe4 17. Rxe4 Bf6 18. Bf4 Qd5 19. Re3 Rfd8 20. Rd3 Qf5 21. Be3 e5 22. Rd2 Rd5 23. dxe5 Bxe5 24. Rxd5 Bxc3 25. Rxf5 Bxa1 26. Ne5 f6 27. Nd3 Rd8 28. Ne1 Rd1 29. Kf1 Bc3 30. Ke2 Ra1 31. Nd3 Rxa2+ 32. Kf3 Ra4 33. Rf4 a5 34. bxa5 Rxa5 35. g4 g5 36. Rxf6 Bxf6 37. Bd2 Ra3 38. Ke2 Rb3 39. f4 Bc8 40. f5 Bc3 41. Bxc3 Rxc3 42. Kd2 Rc4 43. h3 b4 44. f6 Be6 45. Ne5 Rxc5 46. f7+ Bxf7 47. Nxf7 Kxf7 48. Kd3 b3 49. Kd4 Rb5 50. Ke4 b2 51. Kd4 Ke6 52. Ke3 b1Q 53. Kd4 Qb4+ 54. Kd3 Rc5 55. Ke3 Rc3+ 56. Kd2 Qb2+ 57. Kd1 Rc1# 0-1

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Reno, G."]
[Black "Keck, M."]
[Result "1-0"]
[ECO "B10"]
[PlyCount "61"]
[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 c6 2. Nf3 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. d3 Nc6 7. 0-0 e5 8. Re1 Bd6 9. Nc3 Nf6 10. Bg5 d4 11. Nb5 Qe6 12. Nbxd4 Nxd4 13. Bxf6 Nxf3+ 14. Qxf3 Qxf6 15. Qxb7 0-0 16. Re2 Rfe8 17. Rae1 Qe7 18. Qd5 Qe6 19. Qc6 Qxa2 20. Qxd6 Qxb2 21. h3 h6 22. Qd5 Rac8 23. c4 Qb8 24. Rxe5 Rcd8 25. Rxe8+ Rxe8 26. Rxe8+ Qxe8 27. g3 Qe1+ 28. Kg2 a5 29. c5 Kf8 30. c6 Qc3 31. Qd8# 1-0

[Event "Plymouth ch-MI op"]
[Site "Plymouth"]
[Date "1984.??.??"]
[Round "?"]
[White "Steen, Harold"]
[Black "Keck, M."]
[Result "1-0"]
[ECO "D02"]
[PlyCount "141"]
[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. Nf3 d5 2. g3 Nf6 3. Bg2 Nc6 4. d4 Bg4 5. Nc3 e6 6. Bg5 h6 7. Be3 Bd6 8. Qd2 Qe7 9. h3 Bxf3 10. Bxf3 e5 11. Nxd5 Nxd5 12. Bxd5 Rd8 13. Bxc6+ bxc6 14. 0-0-0 0-0 15. g4 exd4 16. Qxd4 Be5 17. Qc5 Qxc5 18. Bxc5 Bd6 19. Bd4 a6 20. e4 Bf4+ 21. Kb1 Rd7 22. Rd3 Rfd8 23. Rhd1 Re7 24. f3 g6 25. Be3 Rxd3 26. Rxd3 Bxe3 27. Rxe3 f5 28. e5 Kf7 29. Kc1 Ke6 30. Kd2 Rd7+ 31. Kc3 Rd5 32. gxf5+ gxf5 33. f4 Rc5+ 34. Kd2 Rc4 35. Rf3 Re4 36. b3 c5 37. Kd3 a5 38. c3 c6 39. a4 h5 40. h4 Ke7 41. Kc2 Re2+ 42. Kd3 Rh2 43. Kc4 Rxh4 44. Kxc5 Rg4 45. Kxc6 h4 46. b4 Rg3 47. Rf1 Rxc3+ 48. Kb5 axb4 49. Kxb4 Rd3 50. a5 h3 51. a6 h2 52. Rh1 Rh3 53. Kb5 Kd7 54. Kb6 Rh6+ 55. Kb7 Rh8 56. a7 Ke6 57. a8Q Rxa8 58. Kxa8 Kd5 59. Rxh2 Ke6 60. Rh6+ Ke7 61. e6 Ke8 62. Rh7 Kf8 63. Kb7 Ke8 64. Kc7 Kf8 65. Kd7 Kg8 66. Rh1 Kg7 67. e7 Kg6 68. e8Q+ Kg7 69. Rg1+ Kh7 70. Qg8+ Kh6 71. Rh1# 1-0

