[Event "Oberliga Nord O 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Berthold, Andreas"]
[Black "Seefeldt, Mark"]
[Result "0-1"]
[ECO "E69"]
[PlyCount "122"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 c6 7. Nc3 Qc7 8. e4 e5 9. h3 Re8 10. Be3 Nbd7 11. Qc2 exd4 12. Nxd4 Nc5 13. Rad1 a5 14. Rd2 Qe7 15. Re1 Nfxe4 16. Bf4 f5 17. f3 g5 18. Nxc6 bxc6 19. Bxd6 Qa7 20. Bxc5 Qxc5+ 21. Kh2 Nf6 22. Rxe8+ Nxe8 23. Rd8 Qe7 24. Qd2 Bf6 25. Rd3 Ba6 26. Rd7 Qe6 27. Na4 Bc8 28. Rd3 Rb8 29. b3 Qe7 30. Qxa5 h5 31. Qd2 h4 32. gxh4 gxh4 33. f4 Qc7 34. Nc5 Ng7 35. Nd7 Bxd7 36. Rxd7 Qb6 37. Qd6 Rf8 38. Qxc6 Qxc6 39. Bxc6 Nh5 40. Bd5+ Kh8 41. c5 Nxf4 42. Bf3 Rg8 43. Rf7 Be5 44. Kh1 Nxh3 45. Bg2 Nf2+ 46. Kg1 h3 47. Rxf5 Rxg2+ 48. Kf1 Rg1+ 49. Kxf2 h2 50. Rh5+ Kg7 51. Kf3 h1Q+ 52. Rxh1 Rxh1 53. Ke4 Kf6 54. Kd5 Rd1+ 55. Kc4 Ke6 56. a4 Kd7 57. b4 Rd4+ 58. Kb5 Kc7 59. Ka5 Rc4 60. Kb5 Rc1 61. Ka6 Kc6 0-1

[Event "GER-ch qgC14 corr9395"]
[Site "GER corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Keller, Hanno"]
[Black "Seefeldt, Mark"]
[Result "1-0"]
[ECO "B99"]
[PlyCount "59"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15. gxf6 Bf8 16. Bh3 b4 17. Nd5 exd5 18. exd5 Bxh3 19. Rhe1+ Kd8 20. Nc6+ Kc8 21. Qxh3+ Qd7 22. Qh4 a5 23. Kb1 h5 24. Qc4 Qb7 25. Re8+ Kc7 26. Re3 Qa6 27. Qh4 Nd7 28. c3 Qb6 29. Rde1 b3 30. axb3 1-0

[Event "GER-ch qgC14 corr9395"]
[Site "GER corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Krebs, Hans Joachim"]
[Black "Seefeldt, Mark"]
[Result "0-1"]
[ECO "E98"]
[PlyCount "48"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[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. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. exf5 gxf5 12. f4 Ng6 13. Bd2 e4 14. Ne1 Bd4+ 15. Kh1 Nc5 16. b4 Na6 17. Qb3 c5 18. Nc2 Bg7 19. b5 Nc7 20. Rae1 Qh4 21. g3 Qe7 22. a4 b6 23. Bf3 Bb7 24. Bg2 Qd7 0-1

[Event "GER-ch qgC14 corr9395"]
[Site "GER corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Seefeldt, Mark"]
[Black "Heroiu, Alexandru"]
[Result "0-1"]
[ECO "A69"]
[PlyCount "44"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[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. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 Qb6 13. 0-0 c4+ 14. Kh1 Nd7 15. e6 fxe6 16. dxe6 Ndf6 17. h3 Qxb2 18. Qc1 Qxc1 19. Raxc1 Nh6 20. Bxf6 Bxf6 21. g4 Bxc3 22. Rxc3 b5 0-1

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "6"]
[White "Beuchler, Holger"]
[Black "Seefeldt, Mark"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2295"]
[PlyCount "107"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Be2 Nbd7 7. Be3 e6 8. 0-0 c5 9. dxc5 Qxd1 10. Rfxd1 Bxc5 11. Bxc5 Nxc5 12. Rd4 Ke7 13. Rad1 Ra7 14. Ne5 Ncd7 15. Nc4 b5 16. Nd6 Nb6 17. Nce4 Nxe4 18. Nxe4 Rc7 19. c3 Bb7 20. Ng3 Bd5 21. a3 Rd7 22. f4 Rhd8 23. Kf2 Bb3 24. R1d2 Rxd4 25. cxd4 Bc4 26. b4 f5 27. Nf1 Bxe2 28. Kxe2 Rc8 29. Ne3 Rc3 30. Rd3 Rc1 31. d5 Nxd5 32. Nxd5+ exd5 33. Rxd5 Rc2+ 34. Kf1 Rc3 35. Rxf5 Rxa3 36. Re5+ Kf6 37. Rc5 Ra4 38. g3 Ra2 39. Rc7 Rxh2 40. Rc6+ Kf7 41. Rxa6 Rb2 42. Ra7+ Kg6 43. Ra6+ Kf5 44. Ra7 g6 45. Rxh7 Kg4 46. Rg7 Kxg3 47. Rxg6+ Kxf4 48. Ke1 Ke3 49. Kd1 Kd3 50. Rg3+ Kc4 51. Kc1 Rb3 52. Rxb3 Kxb3 53. Kb1 Kxb4 54. Kb2 1/2-1/2

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "3"]
[White "Kuczera, Frank"]
[Black "Seefeldt, Mark"]
[Result "1-0"]
[ECO "D33"]
[PlyCount "44"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. c4 e6 5. 0-0 Nc6 6. cxd5 exd5 7. d4 h6 8. Nc3 Be6 9. Be3 Ng4 10. Bf4 g5 11. Bc1 Nf6 12. dxc5 Bxc5 13. Na4 Bd6 14. Nd4 Nxd4 15. Qxd4 0-0 16. h4 gxh4 17. Bxh6 hxg3 18. Bxf8 Kxf8 19. fxg3 Ng4 20. Nc5 Qc8 21. Nxe6+ Qxe6 22. Bxd5 Qh6 1-0

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "5"]
[White "Schmitz, Thorsten"]
[Black "Seefeldt, Mark"]
[Result "1/2-1/2"]
[ECO "E69"]
[PlyCount "98"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qb6 10. d5 cxd5 11. cxd5 Nc5 12. Re1 Bd7 13. Rb1 a5 14. Bg5 h6 15. Bxf6 Bxf6 16. Nd2 Be7 17. Nc4 Qd8 18. b4 axb4 19. Rxb4 b5 20. Nxb5 Bxb5 21. Rxb5 Rxa2 22. Qb1 Qa8 23. Rb6 Qa7 24. Rf1 Rd8 25. h4 h5 26. Bf3 Qa4 27. Rc1 Kg7 28. Rc6 Qb3 29. Rc7 Bf8 30. Qxb3 Nxb3 31. Rb1 Nc5 32. Kf1 Rda8 33. Rc6 Ra1 34. Rxa1 Rxa1+ 35. Ke2 Ra6 36. Ke3 Kf6 37. Be2 Ke7 38. Nxe5 Ra3+ 39. Nd3 Bh6+ 40. f4 Kd7 41. Rb6 f6 42. Rb8 Ke7 43. Rb1 g5 44. Rd1 gxf4+ 45. gxf4 f5 46. exf5 Kf6 47. Kf2 Nxd3+ 48. Bxd3 Bxf4 49. Ke2 Bg3 1/2-1/2

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "1"]
[White "Schuck, Sebastian"]
[Black "Seefeldt, Mark"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "97"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 e6 6. Bd3 Nc6 7. Nf3 Be7 8. d5 exd5 9. exd5 Ne5 10. Nxe5 dxe5 11. 0-0 a6 12. Qe2 0-0 13. Bg5 h6 14. Bh4 Nd7 15. Bxe7 Qxe7 16. Rad1 f5 17. Bc4 Qd6 18. a4 Kh8 19. Rfe1 b6 20. Ba2 Bb7 21. h3 Rae8 22. Bc4 Ra8 23. Ba2 Rae8 24. Bc4 Qg6 25. Bxa6 Bxa6 26. Qxa6 Nc5 27. Qe2 e4 28. f3 f4 29. b4 Nd3 30. Nxe4 Nxe1 31. Qxe1 Rc8 32. Qd2 Qh7 33. Qd4 Qg6 34. Qd3 Rfd8 35. d6 Qf5 36. Kh2 Qe5 37. Qd4 Qxd4 38. Rxd4 Rd7 39. a5 bxa5 40. bxa5 Ra8 41. Ra4 Rda7 42. Nc5 Rd8 43. d7 g5 44. a6 Kg8 45. Rd4 Rc7 46. Nb7 g4 47. hxg4 Rcxd7 48. Rxd7 Rxd7 49. a7 1-0

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "2"]
[White "Seefeldt, Mark"]
[Black "Baitinger, Michael"]
[Result "1-0"]
[ECO "E32"]
[PlyCount "83"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Bg5 d6 6. a3 Bxc3+ 7. Qxc3 Nbd7 8. f3 b6 9. e4 e5 10. d5 Bb7 11. Bd3 Qe8 12. Ne2 h6 13. Be3 Kh8 14. g4 Ng8 15. Ng3 Kh7 16. g5 hxg5 17. Bxg5 f6 18. Be3 Ne7 19. Qd2 Rh8 20. Qg2 g6 21. Kd2 Qf7 22. Qh3+ Kg7 23. Qxd7 Ng8 24. Qxf7+ Kxf7 25. h4 Ne7 26. h5 g5 27. Bf1 Bc8 28. Bh3 Rh6 29. Bxc8 Rxc8 30. b4 Ke8 31. c5 Kd7 32. cxd6 Kxd6 33. Rac1 Kd7 34. Kd3 Kd6 35. a4 Kd7 36. Nf1 Rch8 37. Ng3 Rc8 38. Rc2 Kd6 39. Rhc1 Kd7 40. Ke2 Kd6 41. Bxg5 fxg5 42. Rc6+ 1-0

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "4"]
[White "Seefeldt, Mark"]
[Black "Meyer, Falko"]
[Result "1/2-1/2"]
[ECO "A52"]
[PlyCount "68"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nc3 Ngxe5 7. Nxe5 Nxe5 8. Be2 d6 9. a3 Be6 10. b4 Bb6 11. Nd5 Rc8 12. Bb2 0-0 13. c5 c6 14. Nxb6 axb6 15. cxd6 f6 16. Rc1 Nf7 17. Bd3 Qxd6 18. Qc2 h6 19. 0-0 Ne5 20. Bh7+ Kh8 21. Rfd1 Qc7 22. Bf5 Bxf5 23. Qxf5 Rfd8 24. Bd4 c5 25. f4 Nd7 26. bxc5 bxc5 27. Bxc5 Nxc5 28. Rxd8+ Qxd8 29. Rxc5 Qd1+ 30. Kf2 Qd2+ 31. Kf3 Qd1+ 32. Kg3 Qe1+ 33. Kf3 Qf1+ 34. Kg3 Qe1+ 1/2-1/2

[Event "FRG-chB U18"]
[Site "Muenster"]
[Date "1990.??.??"]
[Round "7"]
[White "Seefeldt, Mark"]
[Black "Weiskopf, I."]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "99"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. Qc2 e6 13. f4 Bg7 14. Be3 b6 15. c4 Ba6 16. 0-0 exd5 17. cxd5 Bxe2 18. Qxe2 f5 19. exf5 Rxf5 20. Rbd1 Qd6 21. Rd2 Re8 22. Qf3 Rxe3 23. Qxe3 Bd4 24. Rxd4 cxd4 25. Qe6+ Qxe6 26. dxe6 Rf6 27. Re1 Kf8 28. e7+ Ke8 29. Re4 Rd6 30. Kf1 d3 31. Ke1 d2+ 32. Kd1 Rd7 33. Re2 Rxe7 34. Rxe7+ Kxe7 35. Kxd2 Kd6 36. Kc3 Kd5 37. Kd3 b5 38. g4 a5 39. f5 gxf5 40. gxf5 Ke5 41. f6 Kxf6 42. Kd4 Kg5 43. Kc5 Kh4 44. Kxb5 Kh3 45. Kxa5 Kxh2 46. Kb4 h5 47. a4 h4 48. a5 Kg1 49. a6 h3 50. a7 1/2-1/2

