[Event "DDR corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Knoth, Hartmut"]
[Black "Koehn, Hartmann"]
[Result "1/2-1/2"]
[ECO "E20"]
[PlyCount "52"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 c5 5. Nf3 cxd4 6. Nxd4 Ne4 7. Qd3 Qa5 8. Nb3 Nxc3 9. Bd2 Ne4 10. Qxe4 Bxd2+ 11. Nxd2 Nc6 12. Bg2 0-0 13. Qe3 d5 14. 0-0 d4 15. Qd3 e5 16. a3 Qc7 17. f4 Re8 18. f5 a5 19. f6 Nd8 20. fxg7 Ra6 21. Be4 Rh6 22. b4 Bh3 23. Rf2 b6 24. bxa5 bxa5 25. Rb1 Bd7 26. Bd5 Re7 1/2-1/2

[Event "DDR corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Heinz, Juergen"]
[Result "0-1"]
[ECO "A65"]
[PlyCount "70"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 Bg7 8. Nge2 0-0 9. 0-0 a6 10. a4 Qc7 11. h3 Nbd7 12. f4 Rb8 13. Be3 Re8 14. Ng3 c4 15. Bc2 Nc5 16. Qf3 b5 17. axb5 axb5 18. e5 dxe5 19. fxe5 Rxe5 20. Bd4 Rg5 21. Nge2 Nh5 22. Be3 Re5 23. g4 Nf6 24. Bd4 b4 25. Na4 Ncd7 26. Qf4 Bb7 27. Nc5 g5 28. Bxe5 Nxe5 29. Qf2 Nf3+ 30. Qxf3 Qxc5+ 31. Kh2 Bxd5 32. Qf5 b3 33. Bb1 Re8 34. Ng3 Qc7 35. Qf2 h5 0-1

[Event "DDR corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Neckel, Wolfgang"]
[Result "1/2-1/2"]
[ECO "E99"]
[PlyCount "31"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5 11. f3 Nf6 12. Nd3 c6 13. Be3 Qd7 14. Nf2 f4 15. Bd2 g5 16. Nd3 1/2-1/2

[Event "DDR corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Weinitschke, Guenter"]
[Result "1/2-1/2"]
[ECO "D87"]
[PlyCount "47"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Bc4 Bg7 8. Ne2 0-0 9. 0-0 Nc6 10. Be3 Qc7 11. Rc1 Rd8 12. Qd2 Qa5 13. Rfd1 Bd7 14. Bh6 cxd4 15. Bxg7 Kxg7 16. Qf4 Be8 17. cxd4 e5 18. dxe5 Rxd1+ 19. Rxd1 Qxe5 20. Qe3 Rd8 21. Rb1 Na5 22. Bd5 b6 23. f4 Qe7 24. Qc3+ 1/2-1/2

[Event "DDR-ch corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Trautmann, Klaus"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "77"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 Nc6 8. c4 Bg4 9. Re1 Nf6 10. cxd5 Bxf3 11. Qxf3 Qxd5 12. Qg3 Qxd4 13. Qxc7 0-0 14. Rd1 Rfc8 15. Qg3 Nb4 16. Nc3 Nxd3 17. Rxd3 Qc4 18. b3 Qa6 19. Bb2 Ba3 20. Bxa3 Qxa3 21. Rad1 h6 22. Nb5 Qxa2 23. Nd6 Rc5 24. Nxb7 Rg5 25. Qf3 Qc2 26. h4 Re5 27. Nd6 Rf8 28. Nf5 Ne4 29. Rd5 Rxd5 30. Rxd5 Nf6 31. Rd6 Qe4 32. Nxh6+ Kh7 33. Qf5+ g6 34. Qxf6 Kxh6 35. h5 Re8 36. hxg6 fxg6 37. f4 Re7 38. Qg5+ Kh7 39. Rxg6 1-0

[Event "DDR corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Ziese, Gerhard"]
[Black "Koehn, Hartmann"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "75"]
[EventDate "1987.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 Nc6 8. c4 Bg4 9. Re1 Nf6 10. cxd5 Bxf3 11. Qxf3 Qxd5 12. Qxd5 Nxd5 13. Nc3 Ndb4 14. Be4 Nxd4 15. Be3 c5 16. Bxd4 cxd4 17. Nb5 f5 18. Bxf5 Kf7 19. Be6+ Kg6 20. Nxd4 Bf6 21. Bf5+ Kg5 22. h4+ Kh6 23. Nf3 Rhe8 24. g4 Bxb2 25. Rxe8 Rxe8 26. Rb1 Bc3 27. a3 g6 28. g5+ Kg7 29. Bh3 Nc6 30. Rxb7+ Re7 31. Rb3 Nd4 32. Nxd4 Bxd4 33. Kg2 Bb6 34. Bc8 Rc7 35. Be6 Rc6 36. Bd5 Rd6 37. Be4 Rd2 38. Rf3 1/2-1/2

[Event "DDR-ch M779 corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Albrecht, Wolfgang"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "B66"]
[PlyCount "47"]
[EventDate "1985.03.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Bf4 Bd7 10. Nxc6 Bxc6 11. Qe2 Be7 12. e5 Nd5 13. Nxd5 Bxd5 14. Rxd5 exd5 15. exd6 Kf8 16. dxe7+ Qxe7 17. Qxe7+ Kxe7 18. Bd3 Kd7 19. Rd1 Rad8 20. Bf5+ Kc6 21. Rd3 b5 22. Rc3+ Kb7 23. Rc7+ Ka8 24. Bd7 1-0

[Event "DDR-ch M779 corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Blosze, Gerhard"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "B66"]
[PlyCount "115"]
[EventDate "1985.03.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 h6 9. Bf4 Bd7 10. Nxc6 Bxc6 11. f3 d5 12. Qe1 Be7 13. exd5 exd5 14. Ne2 0-0 15. Nd4 Bd6 16. Qd2 Ne8 17. Bd3 Qf6 18. Nf5 Bxf4 19. Qxf4 Bd7 20. Rhe1 Be6 21. g4 Rd8 22. Qg3 Bxf5 23. Bxf5 g6 24. Bd3 Ng7 25. f4 Rfe8 26. Rxe8+ Nxe8 27. g5 hxg5 28. fxg5 Qd6 29. Qf2 Ng7 30. h4 Re8 31. Bc4 Re5 32. Qf3 Rf5 33. Rxd5 Qb4 34. Rxf5 Qe1+ 35. Qd1 Qxd1+ 36. Kxd1 Nxf5 37. Ke2 Nxh4 38. Bd5 b6 39. Bb7 Nf5 40. Kd3 a5 41. Ba6 f6 42. gxf6 Kf7 43. Kc4 g5 44. Kb5 g4 45. Kxb6 g3 46. Bb7 Kxf6 47. Kxa5 Nd6 48. Bh1 Ke6 49. b3 Kd7 50. c4 Kc7 51. Ka6 Kb8 52. c5 Nf5 53. b4 Ne3 54. b5 g2 55. Bxg2 Nxg2 56. b6 Ne3 57. c6 Nd5 58. a4 1-0

[Event "DDR-ch M779 corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Haupold, Erhard"]
[Black "Koehn, Hartmann"]
[Result "0-1"]
[ECO "B88"]
[PlyCount "86"]
[EventDate "1985.03.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Be7 8. f4 Nxd4 9. Qxd4 0-0 10. 0-0 b6 11. Kh1 Ba6 12. Rf3 Qc7 13. Qa4 Bb7 14. Be3 Bc6 15. Qc4 Qb7 16. Bd4 Nxe4 17. Nxe4 Bxe4 18. Rg3 Bg6 19. Qf1 Bh4 20. Rg4 Qe7 21. Bf2 Bf6 22. c3 Qb7 23. Re1 Bf5 24. Rg3 Rad8 25. Bd4 Bxd4 26. cxd4 Be4 27. Ree3 Rc8 28. h4 Bd5 29. f5 Bxb3 30. Rxb3 Qe4 31. Rbd3 exf5 32. Qd1 Qxh4+ 33. Rh3 Qg5 34. Rdg3 Rc1 35. Rxg5 Rxd1+ 36. Kh2 g6 37. Ra3 f6 38. Rgg3 Rf7 39. Ra4 Rd2 40. b3 Rc7 41. a3 f4 42. Rg4 g5 43. d5 h5 0-1

[Event "DDR-ch M779 corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Griesbach, Roland"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "51"]
[EventDate "1985.03.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. d3 Bg4 7. Bg2 Bb4 8. Bd2 Bxc3 9. bxc3 0-0 10. Qb3 Nf6 11. Qxb7 Qd6 12. Qb2 Rab8 13. Qc2 Ne7 14. 0-0 Rfd8 15. Rab1 Rxb1 16. Rxb1 h6 17. Be3 c5 18. h3 Be6 19. Rb7 Nc6 20. Nd2 Nd5 21. Ne4 Nxe3 22. fxe3 Qf8 23. Qa4 Rc8 24. c4 Nd8 25. Rxa7 f5 26. Nc3 1-0

[Event "DDR-ch M779 corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Junge, Karl Heinz"]
[Result "1-0"]
[ECO "E73"]
[PlyCount "57"]
[EventDate "1985.03.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 0-0 6. g4 h6 7. h4 Nh7 8. Be3 e5 9. d5 f5 10. gxf5 gxf5 11. exf5 Bxf5 12. Qd2 Qf6 13. 0-0-0 Nd7 14. Nh3 Nc5 15. f3 a5 16. Rdg1 Kh8 17. Nf2 h5 18. Rg2 Qf7 19. Nce4 b6 20. Qd1 Rg8 21. Ng5 Qe8 22. Rhg1 Nf6 23. Nfe4 Ncxe4 24. Nxe4 Qe7 25. Rg5 Bh7 26. Bd3 Nxe4 27. Bxe4 Bf6 28. Rxh5 Rxg1 29. Bxg1 1-0

[Event "DDR-ch M779 corr"]
[Site "DDR"]
[Date "1985.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Walther, Joachim"]
[Result "1-0"]
[ECO "A19"]
[PlyCount "53"]
[EventDate "1985.03.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 c5 4. e4 Nc6 5. Bg2 d5 6. exd5 exd5 7. Nxd5 Nd4 8. d3 Nxd5 9. Bxd5 Bd6 10. Be3 Qe7 11. Qd2 Bg4 12. f3 Bd7 13. Kf2 0-0-0 14. Bxd4 cxd4 15. Re1 Be6 16. a3 h5 17. f4 h4 18. Nf3 hxg3+ 19. hxg3 Qf6 20. Bxe6+ fxe6 21. Qe2 Rxh1 22. Rxh1 Rf8 23. Kg2 a5 24. Rh5 b6 25. Qe4 Bc7 26. Rg5 Rf7 27. Rg6 1-0

[Event "DDR-ch M749 corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Bondick, Karl Heinz"]
[Black "Koehn, Hartmann"]
[Result "0-1"]
[ECO "E30"]
[PlyCount "90"]
[EventDate "1984.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 g5 7. Bg3 Ne4 8. Qc2 Qf6 9. Rc1 exd5 10. cxd5 Qd4 11. Nf3 Qxd5 12. Be5 0-0 13. e3 f5 14. Bd3 Nc6 15. 0-0 Bxc3 16. Bxc3 Qe6 17. b3 Nxc3 18. Qxc3 b6 19. Rfd1 d5 20. Nd4 Qf6 21. Nxc6 Qxc6 22. Be2 Be6 23. Rd2 Rad8 24. Rcd1 Rd6 25. Qe5 Rfd8 26. g3 Qd7 27. f4 Qg7 28. Kf2 d4 29. exd4 Qxe5 30. fxe5 Rxd4 31. Rxd4 cxd4 32. Bf3 Kf7 33. Rc1 Rc8 34. Rxc8 Bxc8 35. Bd5+ Ke7 36. Ke2 Ba6+ 37. Kd2 Kd7 38. b4 Bb5 39. a4 Bc6 40. Bc4 Be4 41. Ke2 Kc6 42. Kd2 f4 43. gxf4 gxf4 44. Ke2 a5 45. Bb5+ Kd5 0-1

[Event "DDR-ch M749 corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Fritsch, Wolfgang"]
[Result "1-0"]
[ECO "E04"]
[PlyCount "69"]
[EventDate "1984.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Nbd7 5. Bg2 dxc4 6. 0-0 a6 7. a4 Rb8 8. a5 b5 9. axb6 cxb6 10. Bf4 Ra8 11. Ne5 Nd5 12. Nxc4 N7f6 13. Ne5 Bb7 14. Na3 b5 15. Bd2 Bd6 16. Qb3 Qb6 17. Nac4 Qc7 18. Ba5 Qe7 19. Nxd6+ Qxd6 20. e4 Nb6 21. Nxf7 Kxf7 22. e5 Qd7 23. exf6 gxf6 24. Bxb7 Qxb7 25. Bxb6 Qxb6 26. d5 Rad8 27. dxe6+ Ke7 28. Qb4+ Kxe6 29. Rfe1+ Kf5 30. Ra4 Rhg8 31. Qe4+ Kg5 32. Qh4+ Kg6 33. Rg4+ Kf5 34. Qh5+ Rg5 35. Rf4# 1-0

[Event "DDR-NZL corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Smith, Peter WH"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "67"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 Bg7 8. Nge2 0-0 9. 0-0 b6 10. h3 Ba6 11. Ng3 Bxd3 12. Qxd3 a6 13. a4 Qc7 14. Qc4 Nbd7 15. Bf4 h5 16. Rac1 Rfe8 17. b4 Ne5 18. Bxe5 Rxe5 19. Rce1 Nd7 20. Nge2 Re7 21. f4 Nf6 22. b5 a5 23. Rf3 Rae8 24. Re3 h4 25. g4 Qd7 26. Kf2 Nh7 27. g5 f6 28. gxf6 Nxf6 29. Rg1 Kh7 30. Qd3 Nh5 31. Rg4 Bf6 32. e5 Qf5 33. e6 Rf8 34. Ne4 1-0

[Event "DDR-ch corr"]
[Site "DDR"]
[Date "1984.??.??"]
[Round "?"]
[White "Packroff, Hermann"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "C24"]
[PlyCount "43"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Bd6 6. Nc3 Be6 7. Bg5 Qa5 8. 0-0 Nbd7 9. Re1 0-0-0 10. exd5 cxd5 11. Qd2 Qc5 12. d4 exd4 13. Nxd4 Be5 14. Be3 Bxd4 15. Bxd4 Qa5 16. Ba4 Rhg8 17. Rab1 a6 18. b4 Qc7 19. b5 Ne8 20. bxa6 bxa6 21. Bb5 Qa5 22. Nxd5 1-0

[Event "DDR-ch12 sf04 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Fechner, Juergen"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "65"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nc6 9. 0-0 0-0 10. Re1 Nf6 11. a3 b6 12. Be3 Bb7 13. Rc1 Rc8 14. Bb1 Qd6 15. Qd3 g6 16. Ba2 Rfd8 17. Rcd1 Nd5 18. Nxd5 exd5 19. Qd2 f6 20. Bf4 Qd7 21. Rc1 Re8 22. h3 Bf8 23. Nh2 Kf7 24. Ng4 Na5 25. Rxe8 Qxe8 26. Ne3 g5 27. Nxd5 Kg6 28. Nxf6 Rxc1+ 29. Qxc1 Kxf6 30. Be5+ Kg6 31. Qc2+ Kh6 32. Qf5 Qe7 33. f4 1-0

[Event "DDR-ch12 sf04 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Fiensch, Guenter"]
[Result "1-0"]
[ECO "A64"]
[PlyCount "199"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Nbd7 10. Nd2 a6 11. a4 Re8 12. Nc4 Ne5 13. Nxe5 Rxe5 14. e4 Re8 15. h3 Rb8 16. Qd3 Qc7 17. Be3 Nd7 18. f4 c4 19. Qe2 b5 20. axb5 axb5 21. Ra7 Qd8 22. Qf2 b4 23. Na4 Rb7 24. Ra6 Nb8 25. Ra8 f5 26. Rc1 c3 27. bxc3 fxe4 28. Bb6 Qe7 29. cxb4 Bd7 30. Re1 Bxa4 31. Rxa4 Qd7 32. Ra7 Rxa7 33. Bxa7 Qa4 34. Rxe4 Rxe4 35. Bxe4 Qxb4 36. Qe3 Nd7 37. Bg2 Nc5 38. Qe8+ Bf8 39. Kh2 Qa5 40. Qb8 Qd2 41. Qc8 Qb4 42. Qc7 Qd2 43. Bb6 Nd3 44. Ba5 Qe3 45. Qc3 Kf7 46. Qd2 Qxd2 47. Bxd2 Bg7 48. Be4 Nc5 49. Bc2 Bd4 50. Kg2 Nd7 51. Kf3 Nf6 52. g4 Kg7 53. Bb3 Nd7 54. g5 Nc5 55. Bc2 Bb2 56. Kg4 Bd4 57. h4 Kf7 58. h5 Nd7 59. Bb4 Nc5 60. f5 gxf5+ 61. Bxf5 Kg7 62. Ba5 h6 63. g6 Be5 64. Kf3 Nb3 65. Bd8 Nd4+ 66. Kg4 Ne2 67. Be4 Nd4 68. Be7 Nb5 69. Bh4 Nd4 70. Bd3 Kf8 71. Kh3 Nf3 72. Bd8 Ke8 73. Ba5 Kf8 74. Kg2 Nd4 75. Kf2 Nb3 76. Bb4 Nc5 77. Bc2 Nd7 78. Bd1 Nf6 79. Bf3 Bf4 80. Ke2 Ke7 81. Kd3 Kf8 82. Kc4 Ke7 83. Kb5 Nd7 84. Be2 Nf6 85. Kc6 Ne4 86. Bf3 Nd2 87. Bg2 Nc4 88. Bh3 Be5 89. Be6 Kf6 90. Kd7 Kg7 91. Bh3 Kf6 92. Ke8 Nb6 93. Kf8 Nxd5 94. g7 Ne7 95. Bd2 Bd4 96. Bxh6 d5 97. g8Q Nxg8 98. Kxg8 Ke7 99. Bf8+ Ke8 100. h6 1-0

[Event "DDR-ch12 sf04 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Heinrich, Hans"]
[Result "1-0"]
[ECO "D18"]
[PlyCount "85"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Nh4 Bg4 10. f3 Bh5 11. g4 Nd5 12. Ng2 Bg6 13. Qb3 Qb6 14. Bd2 Nd7 15. Rf2 a5 16. Nh4 Rac8 17. Nxg6 hxg6 18. Rd1 g5 19. Re2 Rcd8 20. Qc2 N7f6 21. Bc1 g6 22. Ne4 Nxe4 23. fxe4 Ne7 24. b3 Rd7 25. Rf2 Qd8 26. Rdf1 Nc8 27. Bb2 Qe8 28. Rf3 Kg7 29. Qf2 Nb6 30. Be2 Qe7 31. Rf6 Rc7 32. Qg3 Bd6 33. Qe1 Nd7 34. e5 Bb4 35. Qf2 Nb6 36. e4 Ba3 37. Bc3 Bb4 38. Ba1 Rd7 39. Qe3 Qd8 40. Bb2 Be7 41. Qxg5 Rxd4 42. Bc1 Rd3 43. Bxd3 1-0

[Event "DDR-ch M726 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Melzer, Juergen"]
[Result "1-0"]
[ECO "E27"]
[PlyCount "51"]
[EventDate "1983.12.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. f3 d5 7. cxd5 exd5 8. e3 c6 9. Bd3 Be6 10. Qc2 Nbd7 11. f4 Nb6 12. Nf3 h6 13. 0-0 Nc8 14. a4 Re8 15. f5 Bd7 16. Ne5 Nd6 17. Ba3 Nde4 18. c4 Rc8 19. Qa2 Rxe5 20. dxe5 Ng4 21. cxd5 Nc3 22. Qb3 Nxe3 23. Qxc3 cxd5 24. Qd4 Nxf1 25. Rxf1 Bc6 26. f6 1-0

[Event "DDR-ch12 sf04 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Timm, Helmut"]
[Result "1/2-1/2"]
[ECO "E02"]
[PlyCount "85"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. 0-0 Nb6 9. Qd3 Be4 10. Qb3 Bd5 11. Qe3 Rc8 12. Nc3 Bc4 13. b3 Nbd5 14. Nxd5 Bxd5 15. Bb2 Be7 16. Bh3 h5 17. Ne5 0-0 18. f3 c5 19. Rfd1 b5 20. Qg5 cxd4 21. Bxd4 Bc5 22. Qe3 Qb6 23. Bxc5 Qxc5 24. Kf2 a5 25. Nd3 Qc6 26. Rac1 Qa8 27. Nf4 b4 28. Qd4 Rfd8 29. Rxc8 Rxc8 30. Rd2 Qb8 31. Nd3 Qc7 32. Ne1 Bc6 33. e4 h4 34. Bf1 e5 35. Qc5 Nd7 36. Qe3 hxg3+ 37. hxg3 Qb7 38. Nd3 Bb5 39. Qe1 Qb6+ 40. Kg2 Rc3 41. Nb2 Bxf1+ 42. Qxf1 Qh6 43. Qe2 1/2-1/2

[Event "DDR-ch12 sf04 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Wiezer, Siegfried"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "114"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Bg2 d5 6. Qc2 Nc6 7. Nf3 dxc4 8. Qxc4 Qd5 9. Qxd5 exd5 10. Nc3 Bf5 11. 0-0 Be4 12. e3 Bxc3 13. bxc3 Nd7 14. Ne1 Bxg2 15. Kxg2 Nb6 16. Nd3 Nc4 17. Rfd1 0-0-0 18. Kf3 Ne7 19. Ke2 Nf5 20. Rab1 Nfd6 21. Ne5 Nb6 22. Rf1 Rhe8 23. Kd3 f6 24. Nf3 Re6 25. Rfc1 Ne4 26. Be1 Nc4 27. Ke2 Rdd6 28. Nd2 Nexd2 29. Bxd2 g5 30. Rb5 f5 31. Rh1 Rh6 32. Bc1 Rh5 33. Kf3 c6 34. Rb1 Rh3 35. Kg2 g4 36. Rb3 Re6 37. Rb1 Nd6 38. f3 h5 39. Rf1 Re8 40. Rb2 Rh8 41. fxg4 hxg4 42. Kg1 R3h5 43. Rbf2 Kd7 44. Ba3 Nc4 45. Bc1 Ke6 46. Bd2 Nd6 47. Be1 Ne4 48. Rc2 Rh3 49. Rg2 Ng5 50. Rff2 Nf3+ 51. Kf1 Nxh2+ 52. Ke2 Nf3 53. Rf1 Rh1 54. Rgf2 Rxf1 55. Rxf1 Nxe1 56. Kxe1 Rh3 57. Rg1 Rh2 0-1

[Event "DDR-ch12 sf04 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Strutz, Martin"]
[Black "Koehn, Hartmann"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "76"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. f4 e6 8. h5 Bh7 9. Nf3 Nd7 10. Bd3 Bxd3 11. Qxd3 Ngf6 12. Qe2 Qc7 13. Ne5 Bb4+ 14. c3 Bd6 15. Bd2 c5 16. 0-0 0-0 17. Ne4 Nxe4 18. Qxe4 Nf6 19. Qe2 cxd4 20. cxd4 Qc2 21. Rfe1 Rfd8 22. Nd3 Qc4 23. Bc3 Nxh5 24. g4 Nf6 25. g5 Nd5 26. Qe4 Nxc3 27. bxc3 hxg5 28. fxg5 Qxc3 29. g6 Bg3 30. gxf7+ Kf8 31. Nc5 Bxe1 32. Rxe1 Qg3+ 33. Kf1 Qh3+ 34. Kg1 Kxf7 35. Re3 Qh6 36. Rf3+ Kg8 37. Nxe6 Re8 38. d5 Rac8 0-1

[Event "DDR-ch M726 corr"]
[Site "DDR"]
[Date "1983.??.??"]
[Round "?"]
[White "Wit, R."]
[Black "Koehn, Hartmann"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "70"]
[EventDate "1983.12.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. c3 Bg7 12. exf5 Bxf5 13. Bd3 e4 14. Be2 0-0 15. Nc2 Ne7 16. g4 Be6 17. Nce3 Rc8 18. h4 Nxd5 19. Nxd5 Bxd5 20. Qxd5 Rxc3 21. Rd1 Rc2 22. g5 Rxb2 23. h5 Qa5+ 24. Kf1 Qxa2 25. Qxe4 d5 26. Qe7 d4 27. h6 Bh8 28. g6 fxg6 29. Rh2 Bf6 30. Qe4 Qf7 31. Bf3 a5 32. Qc6 Rd8 33. Rg2 Qc4+ 34. Qxc4+ bxc4 35. Be4 d3 0-1

[Event "DDR-ch corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Butze, Roland"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "B19"]
[PlyCount "71"]
[EventDate "1981.??.??"]
[EventType "swiss (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 Qc7 12. Qe2 e6 13. 0-0-0 Bd6 14. Nf5 Bf4 15. Ne3 Nd5 16. Nxd5 Bxd2+ 17. Rxd2 cxd5 18. Rd3 Rc8 19. Kb1 Ke7 20. Nh4 Rhd8 21. Rc3 Qb8 22. Rg3 Rg8 23. Nf5+ Kf8 24. Qb5 exf5 25. Qxd7 Rd8 26. Qxf5 Qd6 27. Re1 g6 28. Rxg6 Rxg6 29. hxg6 Qxg6 30. Qe5 Kg8 31. Re3 Qa6 32. Rg3+ Kf8 33. Qg7+ Ke8 34. Re3+ Kd7 35. Qxf7+ Kc8 36. Rc3+ 1-0

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Hentzgen, Klaus Dieter"]
[Result "0-1"]
[ECO "D72"]
[PlyCount "48"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6 8. Ne2 cxd5 9. Qb3 N8a6 10. 0-0 d4 11. a3 Nc6 12. Nf4 0-0 13. Nd2 Ne5 14. Nd5 e6 15. f4 Ng4 16. h3 Nc5 17. Qb5 b6 18. Nxb6 axb6 19. hxg4 Ba6 20. Qb4 Bxf1 21. Bxf1 Ra4 22. Qb5 d3 23. e5 Bxe5 24. fxe5 Rxg4 0-1

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Just, Joachim"]
[Result "1-0"]
[ECO "A91"]
[PlyCount "73"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 0-0 6. Nh3 d6 7. 0-0 Qe8 8. Nf4 g5 9. Nxe6 Bxe6 10. Bxb7 Qh5 11. Bxa8 Ng4 12. h4 gxh4 13. Kg2 Nxf2 14. Kxf2 hxg3+ 15. Ke1 c6 16. d5 Bf7 17. Qd4 c5 18. Qf4 Bg6 19. Be3 Nd7 20. Bc6 Ne5 21. Kd2 g2 22. Rg1 Qh3 23. Nd1 Nxc4+ 24. Qxc4 f4 25. Bxf4 Qh4 26. e3 Bg5 27. Rxg2 Rxf4 28. exf4 Bxf4+ 29. Ke2 Qh5+ 30. Kf2 Qh4+ 31. Kf3 Qh3+ 32. Kxf4 Qxg2 33. Ke3 Bh5 34. Nc3 Qg3+ 35. Kd2 Bg6 36. Ne2 Qe5 37. Qc3 1-0

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Rampold, A."]
[Result "1-0"]
[ECO "A91"]
[PlyCount "51"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nc3 0-0 6. Nh3 d6 7. 0-0 Qe8 8. Nf4 g5 9. Nxe6 Bxe6 10. Bxb7 Qh5 11. Bxa8 Ng4 12. h4 gxh4 13. Kg2 hxg3 14. Rh1 Qg6 15. fxg3 f4 16. Qg1 Kh8 17. Bxf4 Bg5 18. Be4 Bf5 19. Bxf5 Rxf5 20. Rf1 Nd7 21. e4 Rf6 22. Kf3 c5 23. Ke2 cxd4 24. Qxd4 Nde5 25. b3 Nc6 26. Qd2 1-0

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Welz, Peter"]
[Result "1-0"]
[ECO "A86"]
[PlyCount "83"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 0-0 6. Nh3 d6 7. 0-0 Nc6 8. d5 Ne5 9. b3 Ne4 10. Nxe4 fxe4 11. Rb1 Bf5 12. Ng5 Nf3+ 13. exf3 exf3 14. Bxf3 Bxb1 15. Ne6 Qe8 16. Nxg7 Qf7 17. Bb2 Qxf3 18. Qxf3 Rxf3 19. Rxb1 c6 20. Rd1 a5 21. Ne6 Rf7 22. f4 h6 23. g4 Rc8 24. Kg2 c5 25. h4 Rb8 26. Re1 a4 27. bxa4 Ra8 28. Re3 Rxa4 29. Ra3 Rxa3 30. Bxa3 Kh7 31. Kf3 Kg8 32. Ke4 Kh7 33. Bb2 Kg8 34. Bc3 b6 35. a3 Kh7 36. g5 Rf5 37. Bg7 hxg5 38. hxg5 Kg8 39. a4 Rf7 40. Bh6 Rf5 41. Nf8 Kf7 42. Ke3 1-0

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Lange, Johannes"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "97"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. d3 0-0 7. a3 d6 8. Rb1 Bd7 9. Bd2 Qc8 10. h3 e5 11. Ng5 Ne7 12. b4 Bc6 13. e4 h6 14. Nf3 cxb4 15. axb4 Bd7 16. Qc1 Kh7 17. c5 dxc5 18. bxc5 Qxc5 19. Rxb7 Qc8 20. Qb1 Nfg8 21. g4 a6 22. Qb6 Bc6 23. Rc7 Qe6 24. Qc5 Rfd8 25. Ke2 Qd6 26. Qxd6 Rxd6 27. Ra1 f5 28. Ra5 Re6 29. Be3 fxg4 30. hxg4 Be8 31. Nd5 Bb5 32. g5 Nxd5 33. exd5 Ree8 34. gxh6 Nxh6 35. Ng5+ Kh8 36. Ne6 Nf5 37. Be4 Bf6 38. Bxf5 gxf5 39. Rf7 Rxe6 40. dxe6 Bg7 41. Ra1 Bxd3+ 42. Kd2 f4 43. Rh1+ Bh7 44. Bc5 Re8 45. e7 Kg8 46. Rf8+ Bxf8 47. exf8Q+ Rxf8 48. Bxf8 Be4 49. Re1 1-0

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Schwieger, Claus"]
[Black "Koehn, Hartmann"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "73"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c4 dxc4 6. Bxc4 Nd7 7. 0-0 Nb6 8. Bb3 Ne7 9. Nc3 Qd7 10. Qe2 h6 11. Rd1 Ned5 12. a3 Be7 13. Bd2 g5 14. Nxd5 Nxd5 15. g3 Bg4 16. Kg2 Bh5 17. Rac1 0-0-0 18. a4 Rdf8 19. Qc4 f5 20. h3 Qe8 21. Qd3 f4 22. g4 Bg6 23. Qe2 Rh7 24. Rh1 Rhf7 25. Rcf1 Qd8 26. Bc4 Qd7 27. Bd3 Bxd3 28. Qxd3 Rg7 29. Qc4 Nb6 30. Qc2 Qd5 31. b3 Rh8 32. Rc1 Nd7 33. Qc4 Nb6 34. Qc2 Nd7 35. b4 Nb8 36. Qc4 Kd7 37. Qxd5+ 1/2-1/2

[Event "DDR-ch11 sf03 corr"]
[Site "DDR"]
[Date "1981.??.??"]
[Round "?"]
[White "Tietze, Ulrich"]
[Black "Koehn, Hartmann"]
[Result "0-1"]
[ECO "B19"]
[PlyCount "58"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 Qc7 12. 0-0-0 e6 13. Qe2 Bd6 14. Nf5 Bf4 15. Nxg7+ Kf8 16. Nxe6+ fxe6 17. Qxe6 Re8 18. Qf5 Bxd2+ 19. Rxd2 Qd6 20. Nh4 Rg8 21. Ng6+ Kf7 22. f4 Qe6 23. Qa5 b6 24. Qa6 Kg7 25. c4 Nxh5 26. Ne5 Nxf4 27. Qxa7 Re7 28. Nxd7 Ne2+ 29. Kd1 Qe4 0-1

[Event "DDR-ch M613 corr"]
[Site "DDR"]
[Date "1979.??.??"]
[Round "?"]
[White "Bergelt, Manfred"]
[Black "Koehn, Hartmann"]
[Result "1/2-1/2"]
[ECO "B19"]
[PlyCount "122"]
[EventDate "1978.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 Ngf6 12. Qe2 e6 13. 0-0-0 Bd6 14. Nf5 Bf4 15. Nxg7+ Kf8 16. Nxe6+ fxe6 17. Qxe6 Re8 18. Qf5 Bxd2+ 19. Rxd2 Qd6 20. Nh4 Rg8 21. Ng6+ Kf7 22. f4 Qd5 23. Ne5+ Ke7 24. c4 Qe4 25. Qh3 Qxf4 26. Ng6+ Rxg6 27. hxg6 Ne4 28. Qxh6 Qxh6 29. Rxh6 Nxd2 30. Kxd2 Nf6 31. Kd3 Ke6 32. b4 Kf5 33. a4 Kg5 34. Rh1 Kxg6 35. b5 Ng4 36. Kc3 Nf2 37. Rb1 Re3+ 38. Kb4 Nd3+ 39. Ka5 c5 40. dxc5 Re5 41. Rd1 Nxc5 42. Kb4 b6 43. a5 Re6 44. Rd5 Kf7 45. Rh5 Rg6 46. Rh7+ Rg7 47. Rh6 Ne6 48. Rh8 Nf8 49. Rh6 Nd7 50. Rc6 Ke7 51. Rc7 bxa5+ 52. Kxa5 Rxg2 53. Kb4 Ra2 54. c5 Kd8 55. Rb7 Kc8 56. c6 Nb6 57. Kb3 Ra1 58. Kb4 Kd8 59. Kc5 Ra4 60. Kd6 Rd4+ 61. Ke5 Ra4 1/2-1/2

[Event "DDR-ch M613 corr"]
[Site "DDR"]
[Date "1979.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Gotzhein, H."]
[Result "1/2-1/2"]
[ECO "A04"]
[PlyCount "74"]
[EventDate "1978.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 d5 4. d3 c6 5. Bg5 Nbd7 6. Nbd2 Qc7 7. 0-0 e5 8. e4 fxe4 9. dxe4 d4 10. Nh4 Bc5 11. Bh3 0-0 12. Be6+ Kh8 13. f4 Nb6 14. Bxf6 Rxf6 15. Bxc8 Rxc8 16. f5 d3+ 17. Kg2 dxc2 18. Qxc2 Be3 19. Nc4 Nxc4 20. Qxc4 Rd8 21. Rfd1 Rfd6 22. Rxd6 Rxd6 23. Nf3 Qe7 24. Qe2 Bd4 25. Rd1 c5 26. b3 g6 27. Rf1 Kg7 28. Qd2 b5 29. Ng5 gxf5 30. Rxf5 Rf6 31. Nf3 Rxf5 32. exf5 h6 33. Qe2 Qb7 34. Kh3 e4 35. Nd2 e3 36. Qg4+ Kh8 37. Nf3 Qg7 1/2-1/2

[Event "DDR-ch M613 corr"]
[Site "DDR"]
[Date "1979.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Lauer, Franz"]
[Result "1-0"]
[ECO "A15"]
[PlyCount "61"]
[EventDate "1978.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 c5 6. d3 d6 7. Qb3 Nc6 8. Bd2 Rb8 9. Nc3 Bd7 10. Rae1 Qc8 11. e4 Nb4 12. Nd1 a5 13. Bxb4 axb4 14. Qc2 b5 15. Ne3 Ng4 16. Nd5 Qd8 17. h3 Ne5 18. Nxe5 Bxe5 19. Kh2 e6 20. Ne3 h5 21. f4 Bd4 22. b3 Rb6 23. Nd1 Ra6 24. Re2 Ra3 25. Qd2 Qc7 26. f5 exf5 27. exf5 Bxf5 28. Rxf5 gxf5 29. Qg5+ Bg7 30. Re7 Qd8 31. Ne3 1-0

[Event "DDR-ch M613 corr"]
[Site "DDR"]
[Date "1978.06.??"]
[Round "?"]
[White "Bruehl, Guenther"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "A65"]
[PlyCount "69"]
[EventDate "1978.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 Bg7 8. Nge2 0-0 9. 0-0 a6 10. a4 Qc7 11. h3 Nbd7 12. f4 Rb8 13. Ng3 c4 14. Bc2 b5 15. axb5 axb5 16. e5 dxe5 17. f5 Qc5+ 18. Kh1 b4 19. Nce4 Qxd5 20. Qf3 Bb7 21. Bg5 Qd4 22. Bxf6 Nxf6 23. Nxf6+ Bxf6 24. Be4 Bxe4 25. Nxe4 Rb6 26. fxg6 fxg6 27. Ra8 Rbb8 28. Nxf6+ Kg7 29. Rxb8 Rxb8 30. Ne8+ Rxe8 31. Qf7+ Kh6 32. Qxe8 Qxb2 33. Qf8+ Kh5 34. g4+ Kg5 35. Qf6+ 1-0

[Event "DDR-ch M613 corr"]
[Site "DDR"]
[Date "1978.06.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Wolf, Mathias"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "63"]
[EventDate "1978.06.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. e4 d4 7. Bg5 f6 8. Bd2 Be6 9. b4 b6 10. Nh4 c5 11. f4 Qd7 12. fxe5 fxe5 13. Nf5 Bf8 14. Nh6 cxb4 15. Qf3 Bg7 16. Ng4 Nbc6 17. Nf6+ Bxf6 18. Qxf6 0-0-0 19. Bh6 Rhe8 20. Qh4 Rg8 21. Nd2 Rde8 22. Nf3 g5 23. Nxg5 Ng6 24. Qh5 Bg4 25. Qxg4 Qxg4 26. Bh3 Qxh3 27. Nxh3 Re7 28. Rf2 Rc7 29. Kf1 Nd8 30. Ng5 Nh8 31. Nf3 Nhf7 32. Bd2 1/2-1/2

[Event "DDR-ch10 sf01 corr"]
[Site "DDR"]
[Date "1978.??.??"]
[Round "?"]
[White "Franke, Claus Peter"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "B18"]
[PlyCount "77"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. f4 e6 8. h5 Bh7 9. Nf3 Bd6 10. Bd3 Bxd3 11. Qxd3 Qc7 12. Ne5 Nf6 13. Ne4 Nxe4 14. Qxe4 f5 15. Qe2 Bxe5 16. dxe5 Na6 17. Bd2 Qf7 18. Ba5 Nc5 19. 0-0-0 Ne4 20. Rh3 0-0 21. Rhd3 b6 22. Be1 Qe8 23. Bh4 c5 24. Rd7 g5 25. hxg6 Qxg6 26. c4 Rf7 27. Rxf7 Qxf7 28. g4 Rf8 29. Re1 Kh7 30. Qd3 Rg8 31. gxf5 exf5 32. Qd5 Qc7 33. Rxe4 fxe4 34. Qxe4+ Kg7 35. Bf6+ Kf8 36. e6 Qb8 37. b3 a6 38. Kb2 Qc8 39. Qd5 1-0

[Event "DDR-ch10 sf01 corr"]
[Site "DDR"]
[Date "1978.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Blachmann, Horst"]
[Result "1/2-1/2"]
[ECO "A11"]
[PlyCount "128"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. c4 Bg4 4. Ne5 Bf5 5. Qb3 Nd7 6. d4 Qb6 7. Qxb6 Nxb6 8. c5 Nd7 9. Nxd7 Kxd7 10. Nc3 e5 11. Be3 e4 12. b4 Be7 13. f3 Nf6 14. g4 Bg6 15. h4 exf3 16. exf3 h6 17. Kd2 b5 18. a4 a5 19. axb5 axb4 20. bxc6+ Kxc6 21. Bb5+ Kb7 22. Na4 Ra5 23. Be2 Rha8 24. Bd1 Kc6 25. Ra2 Ne8 26. Bb3 Nc7 27. h5 Bh7 28. Rha1 f5 29. Bf4 fxg4 30. Bxc7 Kxc7 31. Bxd5 Bg5+ 32. Ke2 Re8+ 33. Kd1 gxf3 34. Bc4 Re4 35. Kc2 Rxd4+ 36. Kb3 Bd2 37. Rd1 Rxc4 38. Raxd2 Bc2+ 39. Kxc4 Bxd1 40. Rxd1 Rxa4 41. Rg1 b3+ 42. Kxb3 Rf4 43. Rxg7+ Kc6 44. Rg1 Kd5 45. c6 Rf8 46. c7 Ke4 47. Re1+ Kf4 48. Rd1 Rc8 49. Rd7 Kg4 50. Rf7 Kxh5 51. Kc4 Kg4 52. Kd5 h5 53. Kc6 h4 54. Rg7+ Kf4 55. Rf7+ Kg3 56. Rg7+ Kh2 57. Rf7 Kg2 58. Rg7+ Kf2 59. Rh7 Kg3 60. Rg7+ Kf4 61. Rf7+ Ke3 62. Re7+ Kd3 63. Rd7+ Ke3 64. Re7+ Kd3 1/2-1/2

[Event "DDR-ch10 sf01 corr"]
[Site "DDR"]
[Date "1978.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Kornath, Heinrich"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "79"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. c4 Be7 6. Nc3 0-0 7. d3 d6 8. Ne1 Bxg2 9. Kxg2 c5 10. e4 Nc6 11. f4 d5 12. e5 Ne8 13. Qa4 Nd4 14. Be3 Nf5 15. Bg1 h5 16. Nf3 Nc7 17. Rfe1 Qe8 18. Qxe8 Rfxe8 19. Re2 Reb8 20. h3 b5 21. cxb5 Nxb5 22. Na4 Rc8 23. Rc1 Nfd4 24. Bxd4 cxd4 25. Rec2 Rxc2+ 26. Rxc2 Rb8 27. Kf2 f6 28. Ke2 Kf7 29. Rc6 Rb7 30. Kd2 g5 31. fxg5 fxg5 32. g4 hxg4 33. hxg4 a5 34. a3 Nxa3 35. bxa3 Rb3 36. Nxd4 Rxa3 37. Nc3 Bb4 38. Nxe6 Rxc3 39. Rxc3 Kxe6 40. d4 1-0

[Event "DDR-ch10 sf01 corr"]
[Site "DDR"]
[Date "1978.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Romanow, Werner"]
[Result "1-0"]
[ECO "E17"]
[PlyCount "63"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. c4 Be7 6. Nc3 0-0 7. Re1 d5 8. cxd5 exd5 9. d4 Ne4 10. Qc2 f5 11. Bf4 Nc6 12. Nb5 Rc8 13. Ne5 Na5 14. Nxa7 Ra8 15. Nac6 Nxc6 16. Nxc6 Bxc6 17. Qxc6 Ra7 18. Be5 Qa8 19. Rec1 Qxc6 20. Rxc6 Bd8 21. a3 Rf7 22. Rac1 Kf8 23. h4 Ke8 24. e3 Re7 25. R1c2 Kd7 26. Bh3 g6 27. Bf1 Nd2 28. Bb5 Nf3+ 29. Kf1 Kc8 30. Bd6 Rf7 31. Bb4 Kb8 32. Kg2 1-0

[Event "DDR-ch10 sf01 corr"]
[Site "DDR"]
[Date "1978.??.??"]
[Round "?"]
[White "Koehn, Hartmann"]
[Black "Schwarz, Hans"]
[Result "1/2-1/2"]
[ECO "A05"]
[PlyCount "64"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. e3 b4 4. d4 e6 5. c4 c5 6. b3 Bb7 7. Nbd2 Be7 8. dxc5 Bxc5 9. Bb2 0-0 10. Qc2 d6 11. Bg2 Nbd7 12. 0-0 Qb6 13. h3 a5 14. Rfd1 Rfc8 15. g4 d5 16. Nf1 dxc4 17. bxc4 Be4 18. Qe2 h6 19. Ng3 Bb7 20. h4 Rd8 21. g5 hxg5 22. hxg5 Ne4 23. Nxe4 Bxe4 24. Rxd7 Rxd7 25. Ne5 Bxg2 26. Nxd7 Qc6 27. Ne5 Qb7 28. Qh5 Be4 29. Rd1 Bf8 30. Rd7 Bg6 31. Nxg6 fxg6 32. Qd1 Qe4 1/2-1/2

[Event "DDR-ch10 sf01 corr"]
[Site "DDR"]
[Date "1978.??.??"]
[Round "?"]
[White "Kopczak, Ludwig"]
[Black "Koehn, Hartmann"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "61"]
[EventDate "1978.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4 6. Qc2 0-0 7. a3 Bxc3 8. Qxc3 d5 9. d3 d4 10. Qc2 c5 11. 0-0 Nbd7 12. Re1 Qc7 13. e3 Rad8 14. exd4 Bxf3 15. Bxf3 cxd4 16. Bg2 h6 17. f4 Rfe8 18. b4 Nf8 19. Bb2 g5 20. Bc1 N6h7 21. Qf2 f5 22. fxg5 hxg5 23. Bb2 Qg7 24. Rac1 Re7 25. c5 Ng6 26. cxb6 axb6 27. Rc4 Red7 28. Rxe6 Ne5 29. Qxf5 Nxc4 30. dxc4 Rf8 31. Bd5 1-0

[Event "DDR-Cup4 sf corr"]
[Site "DDR"]
[Date "1975.??.??"]
[Round "?"]
[White "Mueller, Rolf Dieter"]
[Black "Koehn, Hartmann"]
[Result "1/2-1/2"]
[ECO "E19"]
[PlyCount "67"]
[EventDate "1975.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 f5 10. b3 Bf6 11. Bb2 Nc6 12. Rad1 Ne7 13. Qd2 d5 14. Ne5 g5 15. cxd5 Bxd5 16. f3 Bxe5 17. dxe5 f4 18. e4 fxe3 19. Qxe3 Nf5 20. Qc1 Qe7 21. f4 Bxg2 22. Kxg2 g4 23. Bd4 c5 24. Bf2 Qb7+ 25. Kg1 Rad8 26. Qc4 Kf7 27. Qe2 h5 28. h3 Rg8 29. Rxd8 Rxd8 30. Rd1 Rg8 31. Qf1 Nh4 32. Be3 Nf5 33. Bf2 Nh4 34. Be3 1/2-1/2

