[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Weiz, Walter"]
[Black "Seifert, J."]
[Result "1-0"]
[ECO "C57"]
[PlyCount "55"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bf1 Nd4 7. c3 Nxd5 8. Ne4 Qh4 9. Ng3 Nc6 10. Bxb5 Bd7 11. Qf3 Nde7 12. 0-0 Rb8 13. a4 Qf6 14. Qe2 Nd5 15. d4 Nde7 16. Rd1 exd4 17. Bxc6 Bxc6 18. Rxd4 Rd8 19. Be3 Rxd4 20. Bxd4 Qe6 21. Qxe6 fxe6 22. Bxa7 Ng6 23. Nd2 Bd6 24. Nde4 0-0 25. Nxd6 cxd6 26. a5 Ne5 27. b4 Nd3 28. f3 1-0

[Event "SOK theme corr"]
[Site "corr"]
[Date "1991.??.??"]
[Round "?"]
[White "Nebe, Lutz"]
[Black "Seifert, J."]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "58"]
[EventDate "1991.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 e6 3. b5 b6 4. e3 Bb7 5. Nf3 Be7 6. c4 0-0 7. d4 d5 8. Nbd2 c5 9. Bd3 Nbd7 10. 0-0 Ne4 11. Qc2 Ndf6 12. Rac1 a6 13. bxa6 Bxa6 14. Nxe4 dxe4 15. Bxe4 Bxc4 16. Bxh7+ Nxh7 17. Qxc4 Qd5 18. a4 Ra5 19. dxc5 Qxc4 20. Rxc4 Bxc5 21. Bc3 Ra6 22. h4 Rfa8 23. Ra1 Be7 24. Rb1 Bc5 25. a5 Nf8 26. axb6 Rxb6 27. Rxb6 Bxb6 28. h5 Rd8 29. g4 Rd7 1/2-1/2

[Event "SOK theme corr"]
[Site "corr"]
[Date "1991.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Muller, Peter"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "86"]
[EventDate "1991.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e6 2. Bb2 Qh4 3. a3 f5 4. Nf3 Qh6 5. c4 Nf6 6. e3 Be7 7. Be2 b6 8. Nc3 Bb7 9. d4 d6 10. b5 Nbd7 11. a4 g5 12. d5 e5 13. Qc2 Qg6 14. Nd2 Nc5 15. Nb3 0-0 16. Nxc5 bxc5 17. a5 Bc8 18. Bd3 e4 19. Be2 a6 20. Qd2 Bd7 21. Na4 Rfb8 22. Nc3 Qe8 23. 0-0 Nh5 24. Rfb1 Bf6 25. bxa6 Rc8 26. Nb5 Bxb2 27. Rxb2 Rxa6 28. Qc3 Qf7 29. Bxh5 Qxh5 30. Qf6 Rxa5 31. Rab1 Qg6 32. Qc3 Raa8 33. Qd2 Qe8 34. h3 Qd8 35. Qc3 Kf7 36. Qc2 Rcb8 37. Qe2 Kg6 38. Qc2 h5 39. Kh2 Rb6 40. Qd2 Rab8 41. Qc2 Bc8 42. Qc3 Ba6 43. Na3 Rxb2 0-1

[Event "SOK theme corr"]
[Site "corr"]
[Date "1991.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Nebe, Lutz"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "40"]
[EventDate "1991.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 0-0 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Nc6 8. Bb2 Re8 9. Be2 Rxe3 10. fxe3 Nxe3 11. Qb3 Nxg2+ 12. Kf2 Bh3 13. Kg3 Qd7 14. Ne5 Bd6 15. d4 Nxe5 16. dxe5 Be7 17. e6 Bxe6 18. Qd3 Bd5 19. h4 Qd6+ 20. Kf2 Nf4 0-1

[Event "SOK theme69 corr"]
[Site "corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Margraf, Achim"]
[Black "Seifert, J."]
[Result "1-0"]
[ECO "A00"]
[PlyCount "83"]
[EventDate "1990.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e6 2. Bb2 Nf6 3. a3 b6 4. e3 Bb7 5. Nf3 Be7 6. Be2 0-0 7. 0-0 c5 8. b5 d5 9. c4 Ne4 10. cxd5 exd5 11. Qc2 Bf6 12. Ne5 Qe7 13. f4 Nd6 14. Bf3 Nxb5 15. a4 Nc7 16. Na3 Nc6 17. Nxc6 Bxc6 18. Nc4 Bxb2 19. Qxb2 Na6 20. Ne5 Bb7 21. Rab1 Nb4 22. f5 f6 23. Ng4 Qd7 24. Bd1 h5 25. Nh6+ gxh6 26. Bxh5 Qe7 27. Rf3 Kh8 28. Bg6 Rg8 29. Rg3 Bc6 30. Ra1 a5 31. Qb1 Be8 32. Qd1 Bxg6 33. fxg6 Kg7 34. Qe2 Qd7 35. Qf2 Raf8 36. Qf4 Qe7 37. Rf1 Qe5 38. Qg4 Qd6 39. Rgf3 Nd3 40. Qh5 Qe5 41. Rf5 Qe4 42. Rxd5 1-0

[Event "corr"]
[Site "corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Schirmer, Michael"]
[Black "Seifert, J."]
[Result "1-0"]
[ECO "A00"]
[PlyCount "49"]
[EventDate "1990.01.03"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg4 9. Bxh8 h5 10. Nc3 c6 11. e3 d5 12. Rxh5 Qg6 13. Rh1 Bf5 14. d3 f6 15. Ne2 Bc5 16. Nd4 Bg4 17. Qd2 Nd7 18. Rb1 0-0-0 19. Nb3 Nh6 20. Nxc5 Nxc5 21. Qb4 b6 22. Rxh6 Qxh6 23. Qxg4+ Kb8 24. Qg3+ Ka8 25. Bg7 1-0

[Event "corr"]
[Site "corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Oelmann, Henry"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "73"]
[EventDate "1990.01.03"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. Bxb5 f5 4. d5 c6 5. dxc6 Nxc6 6. Nc3 fxe4 7. Nxe4 Nf6 8. Nxf6+ exf6 9. Bd3 Qa5+ 10. c3 Nd4 11. Qg4 Ne6 12. Nf3 Bd6 13. Bxh7 0-0-0 14. Be4 Ba6 15. Bf5 Qb5 16. Qe4 Rde8 17. Kd1 Kb8 18. Qc2 Nf4 19. Bxf4 Bxf4 20. Nd4 Qb7 21. Qb3 Re7 22. g3 Bc7 23. h4 Bb6 24. Rh2 Re5 25. Bg6 Qc7 26. Kc2 Bc4 27. Qb4 Kc8 28. b3 Ba6 29. Bd3 Bxd3+ 30. Kxd3 Qb7 31. Rhh1 Ree8 32. Rac1 Kd8 33. Kc2 Re4 34. Rhd1 g6 35. Kb1 Re7 36. Qb5 Ke8 37. h5 1-0

[Event "corr"]
[Site "corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Froemmel, Andreas"]
[Black "Seifert, J."]
[Result "1-0"]
[ECO "A13"]
[PlyCount "59"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 a6 3. Nc3 c5 4. g3 b5 5. cxb5 axb5 6. Nxb5 Nf6 7. Bg2 d5 8. d4 Nbd7 9. 0-0 Be7 10. Bf4 0-0 11. Bc7 Qe8 12. Nd6 Bxd6 13. Bxd6 c4 14. Qc2 Nb6 15. Bxf8 Qxf8 16. Ne5 Bb7 17. a3 Qe8 18. Rfc1 Nfd7 19. Nxd7 Qxd7 20. b4 Qb5 21. e4 Na4 22. exd5 Bxd5 23. Bxd5 exd5 24. Qf5 Nb2 25. Re1 Nd3 26. Re7 Rf8 27. Qd7 Qxd7 28. Rxd7 Rc8 29. Rxd5 c3 30. Ra2 1-0

[Event "DDR-ch M930 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Porzig, Hermann"]
[Black "Seifert, J."]
[Result "1-0"]
[ECO "A65"]
[PlyCount "93"]
[EventDate "1989.08.??"]
[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 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Bg5 0-0 9. Qd2 a6 10. a4 Re8 11. h4 Nbd7 12. Nh3 Qb6 13. a5 Qc7 14. Nf2 b5 15. axb6 Nxb6 16. g4 Bd7 17. h5 c4 18. Be2 Bb5 19. Bxf6 Bxf6 20. g5 Bh8 21. Ng4 Qe7 22. Qf4 Be5 23. Nh6+ Kg7 24. Qh4 Bxc3+ 25. bxc3 Rh8 26. Ng4 Nd7 27. Nf6 Qe5 28. Kd2 Nc5 29. Rhb1 Rac8 30. h6+ Kf8 31. Bd1 Ke7 32. Bc2 Kd8 33. f4 Qe7 34. e5 Nd7 35. Re1 dxe5 36. fxe5 Nxf6 37. gxf6 Qc5 38. Rad1 Kc7 39. Qd4 Qxd4+ 40. cxd4 Rcd8 41. Be4 Kb6 42. Kc3 Rhe8 43. Bf3 Kc7 44. d6+ Kb6 45. Bd5 Rd7 46. Rb1 Rc8 47. Rb4 1-0

[Event "DDR-ch M928 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Rohmeiss, Harald"]
[Black "Seifert, J."]
[Result "1/2-1/2"]
[ECO "B35"]
[PlyCount "73"]
[EventDate "1989.07.??"]
[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 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Nb3 Qc7 10. f4 d6 11. Be2 b6 12. Bf3 Bb7 13. Nd5 Nxd5 14. exd5 Na5 15. Nxa5 bxa5 16. c3 Ba6 17. Re1 Rab8 18. Rb1 Rb7 19. Be2 Bxe2 20. Qxe2 Rfb8 21. Rec1 Qd7 22. b3 a4 23. Qc2 axb3 24. Rxb3 Rc8 25. Rxb7 Qxb7 26. c4 Qa6 27. Qb3 h5 28. a4 Rc7 29. Qb8+ Qc8 30. Qxc8+ Rxc8 31. c5 dxc5 32. Rxc5 Rd8 33. Kf2 a6 34. Kf3 f5 35. h3 Kf7 36. g4 hxg4+ 37. hxg4 1/2-1/2

[Event "DDR-ch M928 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Junge, Wolfgang"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "106"]
[EventDate "1989.07.??"]
[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. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 d5 5. cxd5 Qxd5 6. Bxf6 gxf6 7. Nc3 Bxc3 8. dxc3 Qxd1+ 9. Rxd1 Be6 10. a3 Nd7 11. Nf3 Rd8 12. e3 Ne5 13. Rxd8+ Kxd8 14. Be2 Rg8 15. 0-0 Bg4 16. Nd4 Bh3 17. f4 Rxg2+ 18. Kh1 Ng4 19. Bxg4 Rxg4 20. Rg1 Rg6 21. Rg3 Bf1 22. Kg1 Bd3 23. Kf2 Be4 24. Nb3 Rh6 25. h3 Rh5 26. Nd2 Bc6 27. e4 f5 28. e5 Rh4 29. Ke3 Ke7 30. Nb3 a6 31. Nd4 Be4 32. Ne2 b5 33. Kd4 Rh6 34. c4 c5+ 35. Kc3 Kd7 36. Nc1 Rh4 37. Ne2 Kc6 38. Kb3 Kb6 39. Kc3 Bc6 40. cxb5 axb5 41. Kb2 Be4 42. Kc3 Bd5 43. Kd2 Bc4 44. Rf3 Kc6 45. Ke3 Bxe2 46. Kxe2 Kd5 47. Kd3 Rh6 48. Ke2 c4 49. Ke3 Ra6 50. Ke2 Ke4 51. Kf2 Rc6 52. Ke2 c3 53. Rf1 c2 0-1

[Event "DDR-ch M928 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Kneipp, Guenter"]
[Result "1/2-1/2"]
[ECO "E41"]
[PlyCount "68"]
[EventDate "1989.07.??"]
[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. e3 d5 5. Bd3 c5 6. Nf3 dxc4 7. Bxc4 Qc7 8. Qe2 0-0 9. 0-0 a6 10. a4 cxd4 11. exd4 Nc6 12. Bg5 Be7 13. d5 exd5 14. Bxf6 Bxf6 15. Nxd5 Qd8 16. Nxf6+ Qxf6 17. h3 Bf5 18. Rfe1 h6 19. b3 Rfe8 20. Qf1 Bxh3 21. Rxe8+ Rxe8 22. Re1 Be6 23. Bxe6 Rxe6 24. Rxe6 Qxe6 25. Qd3 g5 26. Qc3 Qf5 27. Qe3 Kg7 28. Qc3+ Kg6 29. Qe3 Kf6 30. Qc3+ Kg6 31. Qe3 Kh7 32. Qc3 f6 33. Qe3 Ne5 34. Nh2 Qd7 1/2-1/2

[Event "DDR-ch M930 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Kuehn, Wolfgang"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "58"]
[EventDate "1989.08.??"]
[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. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 e4 8. Ng1 f5 9. d3 Bc5 10. d4 Be7 11. f3 exf3 12. Nxf3 Be6 13. 0-0 0-0 14. Qa4 Bd5 15. Rd1 Bf6 16. Ne1 Re8 17. e3 Qd6 18. Qb5 Ne7 19. c4 Bxg2 20. Nxg2 b6 21. Qb3 c5 22. Bb2 cxd4 23. exd4 Kh8 24. Nf4 Bg5 25. Ba3 Qh6 26. Rf1 Nc6 27. Qd3 Re4 28. d5 Ne5 29. Qb3 Ng4 0-1

[Event "DDR-ch M930 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Mohrenweiser, Uwe"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "108"]
[EventDate "1989.08.??"]
[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. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 0-0 5. e3 d5 6. cxd5 Nxd5 7. Nf3 Re8 8. Bb2 Nf4 9. Ne5 Nd5 10. Bc4 Qd6 11. Qb3 Be6 12. a3 Bc5 13. d4 Bb6 14. 0-0 f6 15. e4 Nf4 16. Bxe6+ Qxe6 17. d5 Qe7 18. Nf3 Ne2+ 19. Kh1 Qxe4 20. Nbd2 Qg6 21. Qc4 Na6 22. Rae1 Rad8 23. Rxe2 Rxe2 24. Qxe2 Qf7 25. Kg1 Qxd5 26. Qc4 c6 27. Qxd5+ Rxd5 28. Nc4 Bc7 29. Re1 b5 30. Ne3 Rd3 31. Rd1 Rb3 32. Bc1 c5 33. Nd2 Rd3 34. Ne4 Rxd1+ 35. Nxd1 b4 36. axb4 cxb4 37. Kf1 f5 38. Ng3 g6 39. Ke2 Nc5 40. Bb2 a5 41. Kd2 Kf7 42. Bd4 Nb3+ 43. Kd3 a4 44. Bb2 a3 45. Bh8 a2 46. Kc4 a1Q 47. Bxa1 Nxa1 48. Nf1 b3 49. g3 Be5 50. Nd2 b2 51. f4 Bf6 52. Ne3 Ke6 53. Nd5 Bd8 54. Nb1 Ba5 0-1

[Event "DDR-ch M928 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Paul, Hans Dieter"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "93"]
[EventDate "1989.07.??"]
[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. c4 c6 2. d4 d5 3. Nf3 dxc4 4. a4 e6 5. Nc3 Bb4 6. e3 b5 7. Bd2 Qb6 8. Ne4 Be7 9. b3 cxb3 10. Qxb3 Bd7 11. Ne5 bxa4 12. Qxa4 Nf6 13. Nc4 Qc7 14. Ba5 c5 15. Nxf6+ Bxf6 16. Bxc7 Bxa4 17. Rxa4 Nd7 18. Be2 a6 19. 0-0 0-0 20. Nb6 Nxb6 21. Bxb6 cxd4 22. exd4 a5 23. Bf3 Ra6 24. Bc5 Rb8 25. h3 Bg5 26. Rd1 g6 27. Be4 Kg7 28. d5 exd5 29. Rxd5 f6 30. Rd6 Rxd6 31. Bxd6 Rb6 32. Bc7 Rb4 33. Rxb4 axb4 34. f4 Bh6 35. Bc2 Kf7 36. Kf2 Bf8 37. Ke3 Bc5+ 38. Ke4 h6 39. Kd5 Be3 40. Bb3 Bd2 41. Kd6+ Kf8 42. Ke6 Kg7 43. g4 Be3 44. Bd6 Bd2 45. Ke7 Bc3 46. Ke8 Kh8 47. Kf7 1-0

[Event "FRG corr"]
[Site "GER corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Schirmer, Michael"]
[Result "1/2-1/2"]
[ECO "D94"]
[PlyCount "57"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nf3 0-0 6. e3 c5 7. Be2 Nc6 8. 0-0 cxd4 9. exd4 Bg4 10. cxd5 Nxd5 11. Be3 Rc8 12. h3 Bxf3 13. Bxf3 Nxe3 14. fxe3 e6 15. Qa4 a6 16. Rad1 Na5 17. Be2 b5 18. Qb4 Nc4 19. Bxc4 Rxc4 20. Qb3 Qc7 21. Ne4 Rc8 22. Nc5 e5 23. Nxa6 Qa5 24. Nc5 exd4 25. exd4 Qa7 26. Nd3 Bxd4+ 27. Kh1 Rc2 28. Rc1 Rxc1 29. Rxc1 1/2-1/2

[Event "DDR-ch M930 corr"]
[Site "DDR"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Suess, Robert"]
[Result "0-1"]
[ECO "A85"]
[PlyCount "92"]
[EventDate "1989.08.??"]
[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 f5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 d6 6. h4 Nh5 7. e3 0-0 8. c5 Nxf4 9. exf4 e6 10. Qb3 Nc6 11. 0-0-0 Na5 12. Qa3 Nc6 13. h5 d5 14. hxg6 hxg6 15. Bb5 Bd7 16. Ne5 Nxe5 17. fxe5 Bxb5 18. Nxb5 a6 19. Nc3 Qg5+ 20. Kb1 c6 21. Qb3 Rab8 22. a3 Kf7 23. g3 Qg4 24. Rh4 Qf3 25. Qb6 g5 26. Qc7+ Kg6 27. Rh2 f4 28. gxf4 Qxf4 29. Rg2 Qf7 30. Qb6 Qf3 31. Rdg1 Bh6 32. Kc2 Qf5+ 33. Kb3 Qd3 34. Rd1 Qh3 35. Rdg1 Qh4 36. Rg4 Qxf2 37. R1g2 Qf1 38. Qc7 Rbe8 39. Qd7 Qf7 40. Qxf7+ Rxf7 41. Ka4 Ref8 42. Ka5 Rf3 43. Kb6 R8f7 44. Rd2 Kh5 45. Rg1 g4 46. Rdg2 Be3 0-1

[Event "SOK theme corr"]
[Site "corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Wartig, Wolfgang"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "75"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 a5 2. b5 b6 3. c4 Bb7 4. d4 e6 5. Nc3 Bb4 6. Bb2 a4 7. a3 Bxc3+ 8. Bxc3 Qg5 9. f3 Nf6 10. Nh3 Qh6 11. Qd2 Qxd2+ 12. Bxd2 0-0 13. e4 c6 14. Be2 cxb5 15. cxb5 d5 16. e5 Nfd7 17. 0-0 f6 18. f4 h6 19. Bg4 f5 20. Be2 g6 21. Rac1 Rc8 22. Bb4 Nf8 23. Rxc8 Bxc8 24. Rc1 Nbd7 25. Rc7 Kf7 26. Bd1 Nh7 27. Bxa4 Rxa4 28. Rxc8 Ra7 29. Rc6 Nhf8 30. Kf2 Nh7 31. Ke3 g5 32. g3 g4 33. Nf2 h5 34. Nd3 Ra8 35. Bd6 Ra5 36. Kd2 Rxb5 37. Bb4 Nhf8 38. a4 1-0

[Event "SOK theme corr"]
[Site "corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Wartig, Wolfgang"]
[Black "Seifert, J."]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "91"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 e6 3. b5 a6 4. a4 axb5 5. axb5 Rxa1 6. Bxa1 c6 7. e3 d5 8. d4 Nbd7 9. Bd3 Qa5+ 10. Bc3 Bb4 11. Bxb4 Qxb4+ 12. c3 Qa5 13. bxc6 bxc6 14. Ne2 0-0 15. 0-0 Ba6 16. Bxa6 Qxa6 17. Nd2 Rb8 18. c4 Rb2 19. cxd5 Nxd5 20. Ng3 Qb5 21. Nde4 N7f6 22. Qa1 Qb8 23. Qc1 Nxe4 24. Nxe4 Ne7 25. Qc5 Qb4 26. Qxb4 Rxb4 27. Ng3 f5 28. Ne2 Kf7 29. Rc1 g5 30. g3 Ke8 31. Kg2 Kd7 32. Ra1 Rb8 33. Nc1 Kd6 34. Nd3 g4 35. Nc5 Nd5 36. Ra7 Nc7 37. Rb7 Rxb7 38. Nxb7+ Kd5 39. f3 h5 40. Nd8 Ne8 41. Kf2 Ng7 42. Ke2 c5 43. dxc5 Kxc5 44. Nf7 Kd5 45. f4 Ne8 46. Ng5 1/2-1/2

[Event "DDR corr"]
[Site "DDR"]
[Date "1988.??.??"]
[Round "?"]
[White "Helbig, Wilhelm"]
[Black "Seifert, J."]
[Result "0-1"]
[ECO "A70"]
[PlyCount "68"]
[EventDate "1988.08.04"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[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. Nf3 g6 7. e4 Bg7 8. Bd3 0-0 9. h3 Re8 10. 0-0 a6 11. a4 Qc7 12. Nd2 Nbd7 13. f4 c4 14. Bxc4 Nc5 15. Re1 Bd7 16. Qf3 Re7 17. Bd3 Rae8 18. Ra2 Nfxe4 19. Ndxe4 Bf5 20. Bd2 Bxe4 21. Bxe4 f5 22. Bc2 Rxe1+ 23. Bxe1 Rxe1+ 24. Kf2 Bxc3 25. bxc3 Re7 26. g4 Ne4+ 27. Bxe4 Rxe4 28. gxf5 Qc5+ 29. Kg3 gxf5 30. Rg2 Qxd5 31. Kh4+ Kh8 32. Qg3 Qf7 33. Qg5 Qf8 34. Rf2 Re6 0-1

[Event "DDR corr"]
[Site "DDR"]
[Date "1988.??.??"]
[Round "?"]
[White "Kretschmar, Bernd"]
[Black "Seifert, J."]
[Result "0-1"]
[ECO "B20"]
[PlyCount "106"]
[EventDate "1988.08.04"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. b3 d6 3. Bb2 Nc6 4. f4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. d4 cxd4 8. Nxd4 0-0 9. Nxc6 bxc6 10. Bd3 d5 11. e5 Ne8 12. Qf3 f6 13. Qh3 g6 14. 0-0-0 Bd7 15. g4 fxe5 16. fxe5 Bg5+ 17. Kb1 Qe7 18. Ne2 c5 19. Qg3 Bh4 20. Qh3 Bg5 21. Rhf1 Nc7 22. Rxf8+ Rxf8 23. Rf1 Bb5 24. Bxb5 Nxb5 25. a4 Nc7 26. Ba3 a6 27. Rf3 Rxf3 28. Qxf3 Bh6 29. Qf2 Bf8 30. Nd4 Qf7 31. Qxf7+ Kxf7 32. Nc6 Ke8 33. Na5 Kd7 34. Nb7 Kc6 35. Nd8+ Kb6 36. c3 Be7 37. Nf7 Kc6 38. g5 Ne8 39. h4 Ng7 40. Nh6 Nf5 41. Nxf5 exf5 42. b4 Kd7 43. bxc5 Ke6 44. Kc2 Kxe5 45. Kd3 Bd8 46. Ke3 Bc7 47. Bc1 Ke6 48. Kf3 Be5 49. Bf4 Bxf4 50. Kxf4 Kd7 51. Ke5 Kc6 52. Kd4 f4 53. c4 dxc4 0-1

[Event "DDR corr"]
[Site "DDR"]
[Date "1988.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Fleck, Dankwart"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "65"]
[EventDate "1988.08.04"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 Bd6 5. c4 c6 6. Nf3 Qc7 7. d4 Nbd7 8. a4 dxc4 9. Bxc4 0-0 10. 0-0 e5 11. h3 h6 12. Nc3 Re8 13. Qb3 Nb6 14. Rac1 Nxc4 15. Qxc4 e4 16. Nd2 Be6 17. Qe2 Bb4 18. Ncxe4 Nxe4 19. Nxe4 Bxh3 20. Qf3 Bf8 21. gxh3 Re6 22. d5 Rg6+ 23. Kh1 Qa5 24. dxc6 bxc6 25. bxc6 Rc8 26. Rg1 Rxg1+ 27. Rxg1 Qxa4 28. Nf6+ Kh8 29. Qf4 Qxc6+ 30. e4 g6 31. Nd5+ Kg8 32. Qe5 f6 33. Rxg6+ 1-0

[Event "corr"]
[Site "corr"]
[Date "1988.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Froemmel, Andreas"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "41"]
[EventDate "1988.03.06"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Kg1 Qh4 8. g3 Nxg3 9. d4 d5 10. Bxd5 Rf8 11. Bg5 Ne2+ 12. Qxe2 Qxd4+ 13. Be3 Qxb2 14. Qc4 Qxa1 15. Kg2 Ne7 16. Qxc7 Rxf7 17. Bxf7+ Kxf7 18. Rf1+ Ke8 19. Bg5 Bd7 20. Qd6 Nf5 21. Rxf5 1-0

[Event "corr"]
[Site "corr"]
[Date "1988.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Weiz, Walter"]
[Result "0-1"]
[ECO "A09"]
[PlyCount "60"]
[EventDate "1988.03.06"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. b4 c5 4. e3 dxe3 5. fxe3 cxb4 6. d4 e6 7. Bd3 Nc6 8. 0-0 Nf6 9. Bb2 Be7 10. Qc2 0-0 11. Ng5 h6 12. Bh7+ Kh8 13. Rxf6 Bxf6 14. Bg8 g6 15. Nxf7+ Rxf7 16. Bxf7 Qf8 17. Bxg6 Qg7 18. Qd3 Bd7 19. Nd2 Rg8 20. Be4 Nd8 21. Nb3 Bc6 22. Rf1 Bxe4 23. Qxe4 b6 24. Ba1 Nf7 25. Qf3 Be7 26. d5 e5 27. g3 Nd6 28. Qe2 Ne4 29. Qd3 Nxg3 30. Qg6 Qxg6 0-1

[Event "DDR-ch M870 corr"]
[Site "DDR"]
[Date "1987.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Mueller, Peter"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "86"]
[EventDate "1987.11.??"]
[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. b4 d5 2. Bb2 Nf6 3. e3 e6 4. b5 c5 5. Nf3 Bd6 6. c4 Nbd7 7. Be2 0-0 8. 0-0 Qe7 9. Nc3 b6 10. d4 Bb7 11. a4 Rac8 12. cxd5 exd5 13. dxc5 bxc5 14. a5 Rfd8 15. Qa4 Nf8 16. b6 a6 17. Rfe1 Bb8 18. Rad1 Ng6 19. Nh4 Qd6 20. Nf3 Qe6 21. Nb1 Ne4 22. Nbd2 f5 23. g3 Qe7 24. Bf1 Rf8 25. Bh3 Rcd8 26. Bg2 Rf7 27. Rc1 Bd6 28. Red1 Nf8 29. Nf1 g5 30. N3d2 Ne6 31. Qa1 Rdf8 32. Bh3 g4 33. Bg2 N6g5 34. Rc2 Nxd2 35. Nxd2 d4 36. exd4 Bxg2 37. dxc5 Bxc5 38. Kxg2 Qb7+ 39. Kf1 Re8 40. Be5 Qh1+ 41. Ke2 Qd5 42. Nc4 Qe4+ 43. Kd2 Nf3+ 0-1

[Event "DDR H/147 corr"]
[Site "DDR corr"]
[Date "1984.??.??"]
[Round "?"]
[White "Seifert, J."]
[Black "Hintzsche, Ingolf"]
[Result "1-0"]
[ECO "A61"]
[PlyCount "83"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventCountry "DDR"]
[SourceTitle "Corr 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.24"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 g5 10. Bg3 Nh5 11. Bb5+ Kf8 12. Bd3 Nxg3 13. hxg3 Nd7 14. Qc2 Qe7 15. Bf5 a6 16. a4 b6 17. 0-0 Ne5 18. Bxc8 Rxc8 19. Nxe5 Bxe5 20. Rae1 Qd7 21. f4 Bf6 22. Ne4 Qe7 23. Nxf6 Qxf6 24. Qc4 b5 25. axb5 axb5 26. Qxb5 Kg7 27. e4 Qd4+ 28. Kh1 Rc7 29. Qb6 Rd7 30. Qc6 Rhd8 31. e5 Qb4 32. e6 Re7 33. f5 Kf6 34. Ra1 Qb7 35. Ra6 Qxc6 36. Rxc6 Rb7 37. g4 Ke5 38. Rd1 Ra7 39. Rb6 h5 40. gxh5 Kxf5 41. exf7 Rf8 42. Rxd6 1-0

