[Event "GER-chT U20"]
[Site "Bonn Roettgen"]
[Date "1999.12.30"]
[Round "5.4"]
[White "Langrock, Hannes"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2109"]
[PlyCount "20"]
[EventDate "1999.12.26"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 dxc6 7. Nc3 Bg4 8. Bd3 Ne7 9. 0-0 Ng6 10. Qg5 Qxg5 1/2-1/2

[Event "GER-chT U20"]
[Site "Bonn Roettgen"]
[Date "1999.12.29"]
[Round "4.4"]
[White "Seidel, Sven"]
[Black "Meingast, Matthias"]
[Result "1-0"]
[ECO "B35"]
[BlackElo "2124"]
[PlyCount "67"]
[EventDate "1999.12.26"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. h3 Qa5 10. 0-0 Bd7 11. Re1 Rac8 12. Qe2 Nxe4 13. Nxc6 Nxc3 14. Nxe7+ Kh8 15. bxc3 Rce8 16. Nd5 Bc6 17. Rad1 f5 18. Qd3 Bxd5 19. Qxd5 Qxd5 20. Bxd5 Bxc3 21. Rf1 f4 22. Bd4+ Bxd4 23. Rxd4 Re2 24. Bb3 g5 25. Rxd6 h5 26. Rfd1 g4 27. Rh6+ Kg7 28. Rdd6 Re1+ 29. Kh2 g3+ 30. fxg3 fxg3+ 31. Kxg3 Re3+ 32. Kh2 Rf2 33. Rdg6+ Kf8 34. Rh7 1-0

[Event "GER-chT U20"]
[Site "Bonn Roettgen"]
[Date "1999.12.28"]
[Round "3.4"]
[White "Daum, Norman"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "59"]
[EventDate "1999.12.26"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Bc5 3. Bc4 Nc6 4. Nf3 Nf6 5. d3 h6 6. 0-0 d6 7. Ne2 Na5 8. Bb3 Nxb3 9. axb3 Be6 10. Qe1 a6 11. Be3 Nd7 12. Nd2 c6 13. Bxc5 Nxc5 14. f4 Bg4 15. Ng3 exf4 16. Rxf4 h5 17. Qf2 f6 18. h3 Bd7 19. Nf5 Bxf5 20. exf5 Kf7 21. Qg3 Rh6 22. Re1 Qf8 23. d4 Nd7 24. Rfe4 Rd8 25. Nc4 Ne5 26. dxe5 fxe5 27. Rh4 Kg8 28. Qg5 b5 29. Ne3 d5 30. Ng4 1-0

[Event "GER-chT U20"]
[Site "Bonn Roettgen"]
[Date "1999.12.27"]
[Round "2.4"]
[White "Seidel, Sven"]
[Black "Sommer, Gerald"]
[Result "1-0"]
[ECO "B77"]
[PlyCount "55"]
[EventDate "1999.12.26"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. g4 h5 11. gxh5 Nxh5 12. Rg1 Ne5 13. Bb3 Rc8 14. 0-0-0 b5 15. f4 b4 16. Nd5 e6 17. fxe5 exd5 18. Bxd5 Kh7 19. Nf3 Ba4 20. b3 Be8 21. Qxb4 Qc7 22. c4 dxe5 23. Rdf1 Nf4 24. Bxf4 exf4 25. e5 a5 26. Qd6 Qa7 27. Ng5+ Kg8 28. Qxg6 1-0

[Event "GER-chT U20"]
[Site "Bonn Roettgen"]
[Date "1999.12.26"]
[Round "1.4"]
[White "Dahm, Jochen"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2226"]
[PlyCount "81"]
[EventDate "1999.12.26"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. a4 0-0 12. axb5 axb5 13. b4 cxb4 14. cxb4 Bb7 15. Rxa5 Rxa5 16. bxa5 Rc8 17. Bd3 Bxe4 18. Bxe4 Nxe4 19. Rxe4 Qxc1 20. Qxc1 Rxc1+ 21. Re1 Rxe1+ 22. Nxe1 Bd8 23. a6 Bb6 24. dxe5 dxe5 25. Nd3 e4 26. Nb4 e3 27. fxe3 Bxe3+ 28. Kf1 Kf8 29. Nc6 Ke8 30. a7 Bxa7 31. Nxa7 b4 32. Nc6 b3 33. Na5 b2 34. Nc4 f5 35. Nxb2 g5 36. Nc3 Kf7 37. Nd3 h5 38. g3 Kg6 39. Kf2 Kf6 40. Nd5+ Ke6 41. N5f4+ 1-0

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "3"]
[White "Friedrich, Andreas"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "C90"]
[PlyCount "44"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 b5 7. Bb3 Be7 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. dxe5 dxe5 12. Nbd2 0-0 13. Nf1 Rd8 14. Qe2 Be6 15. Ne3 h6 16. b3 Nc6 17. Bb2 Rd7 18. Rad1 Rad8 19. Rxd7 Rxd7 20. Rd1 Rxd1+ 21. Qxd1 Qd6 22. Qxd6 Bxd6 1/2-1/2

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "5"]
[White "Friedrich, Jan Niklas"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "75"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 Be6 12. d5 Bd7 13. b3 0-0 14. Qe2 Nb7 15. c4 Qb6 16. Bd3 b4 17. Nf1 a5 18. Ng3 g6 19. Bh6 Rfb8 20. h3 Qd8 21. Nh2 Bf8 22. Bg5 h6 23. Be3 Bg7 24. f4 exf4 25. Bxf4 Nh5 26. Nxh5 Bxa1 27. Rxa1 gxh5 28. Rf1 Qf6 29. e5 Qh4 30. Qe4 Be8 31. Nf3 f5 32. Qxf5 Qe7 33. exd6 Qf7 34. Qe6 Ra6 35. Qxh6 Rba8 36. Be5 Qd7 37. Qh8+ Kf7 38. Ng5# 1-0

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "2"]
[White "Hofschroer, Kevin"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "62"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 d6 6. cxd4 Bb4+ 7. Nc3 Nf6 8. 0-0 0-0 9. Bg5 h6 10. Bh4 Bxc3 11. bxc3 Ne7 12. Bxf6 gxf6 13. Nh4 Kh7 14. Qh5 Ng6 15. f4 Nxh4 16. Qxh4 Be6 17. Bd3 Rg8 18. f5 Bd7 19. Rf3 Rg5 20. e5 dxe5 21. dxe5 Bc6 22. Rg3 Rxg3 23. Qxg3 Qd5 24. Re1 Rg8 25. c4 Qd4+ 26. Qe3 Rxg2+ 27. Kf1 Qh4 28. Re2 Qxh2 29. Rxg2 Bxg2+ 30. Kf2 Bh3+ 31. Ke1 Qxe5 0-1

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "6"]
[White "Ketelaar, Felix"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "C25"]
[PlyCount "85"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 d6 5. Bc4 g5 6. h4 g4 7. Ng5 Ne5 8. Bb3 h6 9. d4 hxg5 10. dxe5 Bg7 11. exd6 Bxc3+ 12. bxc3 Qxd6 13. Qxd6 cxd6 14. Ba3 Rxh4 15. Rxh4 gxh4 16. Bxd6 Nf6 17. Bxf4 Nxe4 18. 0-0-0 Nxc3 19. Re1+ Be6 20. Kb2 Rc8 21. Bxe6 fxe6 22. Rxe6+ Kf7 23. Rh6 Ne2 24. Bd2 h3 25. gxh3 g3 26. Be3 g2 27. Rh7+ Kg6 28. Rxb7 Nc3 29. Bxa7 Na4+ 30. Ka3 Nc5 31. Bxc5 Rxc5 32. Rb1 Rxc2 33. Rg1 Kh5 34. Kb3 Rf2 35. a4 Kh4 36. a5 Kxh3 37. Kb4 Rf1 38. Rxg2 Kxg2 39. a6 Ra1 40. Kb5 Kf3 41. Kb6 Ke4 42. a7 Kd5 43. Kb7 1/2-1/2

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "4"]
[White "Kuehner, Christian"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C92"]
[PlyCount "76"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. h3 0-0 9. c3 Na5 10. d4 Nxb3 11. Qxb3 exd4 12. cxd4 c5 13. d5 Nd7 14. Be3 Bf6 15. Nbd2 Re8 16. Qc2 Bb7 17. Nf1 Rc8 18. Ng3 g6 19. Rad1 c4 20. Bd4 Bxd4 21. Nxd4 Ne5 22. Qd2 Qf6 23. Re2 Rc7 24. Qh6 Qg7 25. Qxg7+ Kxg7 26. f4 Nd3 27. f5 Ne5 28. Rf2 c3 29. b3 Nd7 30. fxg6 hxg6 31. Rdf1 Nc5 32. Rf4 Nd3 33. R4f3 Ne5 34. R3f2 b4 35. Rc2 Rc5 36. Rd1 a5 37. Kf2 Nd7 38. Kf3 Nf6 0-1

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "7"]
[White "Martin, Uwe"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "94"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. c3 0-0 7. d4 Bb6 8. Bg5 Bg4 9. d5 Nb8 10. h3 Bh5 11. Nbd2 h6 12. Bh4 g5 13. Bg3 Bg6 14. Bd3 Nh5 15. Bh2 Nf4 16. Bxf4 exf4 17. a4 a6 18. a5 Ba7 19. Nd4 Nd7 20. Nf5 Ne5 21. Bc2 Kh7 22. Nf3 Bh5 23. Bd3 Qf6 24. Be2 Bg6 25. Nxe5 dxe5 26. Bd3 Rad8 27. Qb3 Rb8 28. Rad1 h5 29. Be2 Bc5 30. Qc4 Bd6 31. Rd2 Rh8 32. Qd3 Rbe8 33. Bf3 Rhg8 34. Nxd6 Qxd6 35. Rc1 Qd7 36. Qe2 Kh6 37. Re1 Rh8 38. Kh2 Kg7 39. Kg1 Rh6 40. g4 hxg4 41. Bxg4 f5 42. exf5 Bxf5 43. Bxf5 Qxf5 44. Qg4 Qxg4+ 45. hxg4 f3 46. Re3 e4 47. Rd4 Reh8 0-1

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "1"]
[White "Michna, Andreas"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "C90"]
[PlyCount "142"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 b5 7. Bb3 Be7 8. h3 Na5 9. c3 Nxb3 10. axb3 c5 11. d4 Qc7 12. d5 0-0 13. c4 b4 14. Nbd2 Ne8 15. Nf1 f5 16. exf5 Bxf5 17. Ng3 Bg6 18. Ne4 h6 19. Ng3 Bf6 20. Ne4 Qf7 21. Qe2 Be7 22. Nxc5 Nc7 23. Nd7 Rfe8 24. Be3 Rad8 25. Ndxe5 dxe5 26. Bb6 Bf6 27. Red1 Ra8 28. d6 Ne6 29. d7 Reb8 30. c5 e4 31. Ne1 Nd4 32. Qc4 Nxb3 33. Qxf7+ Kxf7 34. c6 Rxb6 35. c7 Rbb8 36. Rxa6 Bf5 37. Rxa8 Rxa8 38. d8Q Bxd8 39. cxd8Q Rxd8 40. Rxd8 Nc5 41. Rb8 Na6 42. Rb6 Bc8 43. Nc2 b3 44. Rxb3 Be6 45. Rc3 Ke7 46. b4 Kd6 47. b5 Nc5 48. Nd4 Bd7 49. b6 Bc8 50. Nb5+ Kd5 51. Rc2 Bb7 52. Rb2 Na4 53. Nc7+ Kc6 54. Rb1 Nxb6 55. Ne6 g6 56. Nd8+ Kc7 57. Nxb7 Kxb7 58. f3 exf3 59. gxf3 Kc6 60. h4 Nd5 61. Kf2 Kd6 62. Ra1 Ke5 63. Kg3 Kf5 64. Ra5 Ke6 65. Kg4 Ne3+ 66. Kf4 Ng2+ 67. Kg3 Ne3 68. f4 Nf5+ 69. Kh3 Kf6 70. Re5 g5 71. hxg5+ hxg5 1/2-1/2

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "6"]
[White "Seidel, Sven"]
[Black "Fiedler, Holger"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "123"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[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. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 0-0 13. a4 bxa4 14. Rxa4 Kh8 15. Bd3 a5 16. 0-0 Ne7 17. Nde3 Be6 18. Qh5 Ng6 19. g3 Bxe3 20. Nxe3 Qb6 21. Qe2 Ne7 22. Rfa1 g6 23. b4 Qc6 24. bxa5 f5 25. Nc4 f4 26. f3 g5 27. Nb6 Ra7 28. Bb5 Qc5+ 29. Kh1 fxg3 30. hxg3 Rf6 31. Kg2 Rh6 32. Rh1 Rxh1 33. Kxh1 Bb3 34. c4 Bxa4 35. Nxa4 Qc8 36. Kg2 Rxa5 37. Qd2 Qc7 38. Qxg5 Ng6 39. Qf6+ Kg8 40. Qe6+ Kg7 41. Nc3 Qe7 42. Qf5 Qf7 43. Qg4 h5 44. Qd7 Qxd7 45. Bxd7 Ra3 46. Nb5 Ra2+ 47. Kf1 Ra6 48. Ke2 h4 49. gxh4 Nxh4 50. Kf2 Kf6 51. Kg3 Ng6 52. Kg4 Nf4 53. Nc3 Ra7 54. Bf5 Rg7+ 55. Kh4 Rc7 56. Nd5+ Nxd5 57. cxd5 Rg7 58. Be6 Rg1 59. Bf5 Rg8 60. Be6 Rg5 61. Bd7 Rg1 62. Be6 1/2-1/2

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "1"]
[White "Seidel, Sven"]
[Black "Hintz, Bastian"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "67"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Be6 10. g4 Qa5 11. Kb1 Nxd4 12. Bxd4 Rfc8 13. h4 Rab8 14. a3 b5 15. Bxf6 Bxf6 16. Nd5 Qxd2 17. Nxf6+ exf6 18. Rxd2 Rd8 19. Be2 d5 20. Rhd1 a6 21. exd5 Bc8 22. Rd4 f5 23. g5 Rd6 24. a4 f6 25. Rb4 Bd7 26. axb5 axb5 27. c4 Re8 28. c5 Rxe2 29. cxd6 fxg5 30. hxg5 Kf7 31. Rh1 Kg7 32. Rc1 Re8 33. Rc7 Rd8 34. Rxb5 1-0

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "7"]
[White "Seidel, Sven"]
[Black "Jahnz, Fabian"]
[Result "0-1"]
[ECO "B46"]
[BlackElo "2135"]
[PlyCount "78"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nc6 6. Be3 Nge7 7. Qd2 Nxd4 8. Bxd4 Nc6 9. Be3 b5 10. Bd3 Be7 11. f4 d6 12. 0-0 0-0 13. a4 b4 14. Ne2 d5 15. e5 Qc7 16. Nd4 Nxd4 17. Bxd4 Bc5 18. Qe3 Bxd4 19. Qxd4 a5 20. Rf3 Ba6 21. Bxa6 Rxa6 22. c3 Qb6 23. Rc1 bxc3 24. bxc3 Rc8 25. Ra1 Rc4 26. Qxb6 Rxb6 27. Ra3 Kf8 28. g3 Ke7 29. h4 Kd7 30. Kf2 Rb2+ 31. Ke3 Re4+ 32. Kd3 Kc6 33. c4 Rxc4 34. Rc3 Kc5 35. f5 Kb4 36. Rxc4+ dxc4+ 37. Kd4 Rd2+ 38. Ke4 exf5+ 39. Rxf5 Rd7 0-1

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "5"]
[White "Seidel, Sven"]
[Black "Ries, Benjamin"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "76"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bh4 Na5 8. Bb3 Nxb3 9. axb3 Be6 10. Qe2 Qe7 11. Na4 Bg4 12. c3 g5 13. Bg3 Nd7 14. h4 Qf6 15. b4 Bb6 16. c4 Bd4 17. Nc3 Bxc3+ 18. bxc3 Bxf3 19. gxf3 Nf8 20. Qe3 a6 21. Ke2 Ng6 22. hxg5 hxg5 23. d4 Nf4+ 24. Bxf4 gxf4 25. Qd3 Rxh1 26. Rxh1 0-0-0 27. d5 Qg7 28. c5 dxc5 29. bxc5 c6 30. c4 Qf8 31. Qa3 f5 32. dxc6 Qf7 33. cxb7+ Kxb7 34. Rb1+ Ka7 35. Qb4 Qc7 36. exf5 Rb8 37. Qxb8+ Qxb8 38. Rxb8 Kxb8 1-0

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "4"]
[White "Seidel, Sven"]
[Black "Tydecks, Hermann"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "13"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 0-0 7. Bg5 1/2-1/2

[Event "GER-chT U15"]
[Site "Wurmannsquick"]
[Date "1998.??.??"]
[Round "3"]
[White "Seidel, Sven"]
[Black "Werner, Robert"]
[Result "1-0"]
[ECO "B78"]
[PlyCount "41"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. g4 Rc8 11. Bb3 Ne5 12. 0-0-0 b5 13. h4 h5 14. gxh5 Nxh5 15. Bh6 b4 16. Nd5 a5 17. Bxg7 Kxg7 18. f4 a4 19. fxe5 dxe5 20. Bxa4 Bxa4 21. Nf5+ 1-0

[Event "Sachsen-ch U15"]
[Site "Sebnitz"]
[Date "1998.??.??"]
[Round "2"]
[White "Seidel, Sven"]
[Black "Wille, Adam"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "57"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. Ndf3 Qb6 7. c3 Nc6 8. g3 Be7 9. Bh3 cxd4 10. cxd4 Bb4+ 11. Kf2 0-0 12. Ne2 Re8 13. a3 Be7 14. Kg2 Nf8 15. Rf1 Ng6 16. g4 h6 17. f5 exf5 18. gxf5 Nh4+ 19. Nxh4 Bxh4 20. b4 Ne7 21. Ng3 Nc6 22. Rf4 Qd8 23. Qh5 Bg5 24. Rg4 Bxc1 25. Rxc1 Kh7 26. Rxg7+ Kxg7 27. f6+ Kg8 28. Qxh6 Bxh3+ 29. Kf2 1-0

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "1"]
[White "Grafl, Florian"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "127"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qf3 Qxf3 7. gxf3 bxc6 8. Nd2 Nf6 9. Nb3 Bb6 10. Rg1 0-0 11. Bg5 Kh8 12. Bd3 d6 13. Nd2 Be6 14. Ke2 Rfe8 15. Bxf6 gxf6 16. Rg3 Bd4 17. c3 Be5 18. Rgg1 Rg8 19. Ke3 d5 20. f4 Bd6 21. b3 Bg4 22. b4 c5 23. f3 d4+ 24. cxd4 cxd4+ 25. Kxd4 Bxf4 26. fxg4 Bxd2 27. Kc4 Rgd8 28. Rad1 Be3 29. Rgf1 Bd4 30. h3 Rac8 31. Bc2 c5 32. b5 Kg7 33. a4 Be3 34. Rd5 Bd4 35. Rb1 Rb8 36. a5 Kf8 37. Rxd8+ Rxd8 38. b6 axb6 39. axb6 Ke7 40. b7 Rb8 41. e5 Bxe5 42. Bxh7 Rh8 43. Bf5 Rxh3 44. b8Q Bxb8 45. Rxb8 Rh1 46. Kxc5 Rd1 47. Rb7+ Kf8 48. Rb3 Rd2 49. Rd3 Re2 50. Kd4 Re8 51. Re3 Ra8 52. Ke4 Ra7 53. Kf4 Kg7 54. Kg3 Rb7 55. Rd3 Rb8 56. Rd7 Rb3+ 57. Kh4 Rb8 58. Be6 Rh8+ 59. Kg3 Rf8 60. Kf4 Kg6 61. Bd5 f5 62. Rd6+ f6 63. gxf5+ Kg7 64. Rd7+ 1-0

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "8"]
[White "Heitmann, Christian"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "D61"]
[PlyCount "74"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Be2 0-0 8. 0-0 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Qc2 N7f6 12. a3 Bd7 13. Bd3 h6 14. b4 Rac8 15. Rfc1 Nxc3 16. Qxc3 Nd5 17. Qb3 f5 18. Ne5 Rf6 19. Rc2 a6 20. Re1 Qd6 21. f4 Be8 22. Be2 Kh8 23. Bf3 Bf7 24. h4 Rg8 25. g3 Bg6 26. Rh2 Be8 27. Kf2 Kh7 28. Rg1 Rff8 29. g4 fxg4 30. Rxg4 Bh5 31. Be4+ g6 32. Rg3 Nxf4 33. exf4 Qxd4+ 34. Re3 Rxf4+ 35. Bf3 Rgf8 36. Rh3 Rxh4 37. Rxh4 Qxh4+ 0-1

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "9"]
[White "Lehner, Sebastian"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "64"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 c6 6. Bd3 Bg4 7. Qf2 e6 8. h3 Bh5 9. Nge2 Be7 10. 0-0 0-0 11. Be3 Nbd7 12. Rae1 Nd5 13. Nxd5 cxd5 14. Nf4 Bg6 15. Nxg6 hxg6 16. h4 Bxh4 17. g3 Bg5 18. Qh2 Bxe3+ 19. Rxe3 Qg5 20. Kf2 Nf6 21. Be2 Ne4+ 22. Rxe4 dxe4 23. Rh1 f5 24. g4 Rac8 25. c3 f4 26. Bd1 f3 27. Bb3 Qd2+ 28. Kf1 Qc1+ 29. Kf2 Qxb2+ 30. Kf1 Qc1+ 31. Kf2 Qd2+ 32. Kf1 Qd3+ 0-1

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "3"]
[White "Muesing, Sebastian"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "E62"]
[PlyCount "57"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. g3 0-0 6. Bg2 Nc6 7. 0-0 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Bg5 h6 11. Qxd8 Rxd8 12. Bxf6 Bxf6 13. Nd5 Bg7 14. Nxc7 Rb8 15. Rfd1 Bg4 16. f3 Bd7 17. Nd5 Be6 18. Rac1 Rd7 19. e4 Kh8 20. b4 Bf8 21. c5 Rbd8 22. a3 h5 23. h4 Bh6 24. Rb1 f5 25. Kh2 Bxd5 26. exd5 Rxd5 27. Rxd5 Rxd5 28. Re1 Kh7 29. Kh3 1/2-1/2

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "4"]
[White "Nill, Oliver"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "A21"]
[PlyCount "75"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. e3 Be7 6. Nge2 c6 7. 0-0 Be6 8. b3 0-0 9. d4 Qc7 10. Ba3 Re8 11. Rc1 Nbd7 12. Nd5 Bxd5 13. cxd5 c5 14. dxc5 dxc5 15. Qc2 e4 16. Rfd1 Rac8 17. Nf4 b6 18. Bb2 Ne5 19. Qe2 Bd6 20. Rc2 Qe7 21. Rcd2 Nf7 22. Bh3 g6 23. Bg2 Nd7 24. h4 Be5 25. Bxe5 Nfxe5 26. d6 Qg7 27. Nd5 Nd3 28. Ne7+ Rxe7 29. dxe7 Qxe7 30. f3 Nf6 31. fxe4 fxe4 32. Bxe4 Nxe4 33. Rxd3 Nxg3 34. Qg4 Nf5 35. e4 h5 36. Qxg6+ Ng7 37. Rd7 Qe5 38. Rd8+ 1-0

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "5"]
[White "Seidel, Sven"]
[Black "Kruck, Matthias"]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "68"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 b6 7. Bg5 Bb7 8. Qe2 Be7 9. Nxf6+ Nxf6 10. 0-0 0-0 11. c3 h6 12. Bh4 Qd5 13. Bc4 Qh5 14. Bg3 Bd6 15. Ne5 Qxe2 16. Bxe2 Ne4 17. Bf4 Nf6 18. Rad1 Rad8 19. Rd2 Ne4 20. Rdd1 Nf6 21. Rfe1 Nd7 22. Nxd7 Rxd7 23. Bb5 c6 24. Bxd6 Rxd6 25. Be2 Rfd8 26. Bf3 Ba6 27. g3 Kf8 28. Bg4 g6 29. f4 h5 30. Bf3 Kg7 31. Kf2 Kf6 32. Ke3 Rh8 33. h4 Rhd8 34. b3 Bb7 1/2-1/2

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "2"]
[White "Seidel, Sven"]
[Black "Lueth, Knud"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "89"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 dxe4 5. Nxe4 Be7 6. Bd3 Nf6 7. c3 Bd7 8. Bf4 Nxe4 9. Bxe4 Bd6 10. Be3 Qe7 11. Qc2 0-0-0 12. a3 f6 13. c4 Qf7 14. b4 Nb8 15. b5 f5 16. Bd3 c6 17. 0-0 f4 18. Bd2 Rdg8 19. Bxh7 Qh5 20. Bxg8 e5 21. d5 Rxg8 22. Rfe1 Rh8 23. Kf1 Bf5 24. Qc3 e4 25. Ng1 f3 26. gxf3 Bh3+ 27. Nxh3 Qxh3+ 28. Ke2 exf3+ 29. Qxf3 Re8+ 30. Be3 Qxh2 31. Qf5+ Kc7 32. Rh1 Qe5 33. Qxe5 Bxe5 34. Rab1 cxd5 35. cxd5 Kd6 36. Rhd1 Nd7 37. Kf3 Nf6 38. Rd3 Rf8 39. Kg2 Ng4 40. Bxa7 g5 41. Rc1 Bb2 42. Bc5+ Kd7 43. Bxf8 Bxc1 44. Rc3 Bb2 45. Rc2 1-0

[Event "GER-ch U15"]
[Site "Bensheim"]
[Date "1997.??.??"]
[Round "6"]
[White "Seidel, Sven"]
[Black "Von Heusinger, Georg"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "56"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[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 Be7 9. Bxf6 gxf6 10. Nc4 f5 11. Bd3 0-0 12. exf5 d5 13. f6 Bxf6 14. Nxd5 Bg7 15. c3 Be6 16. Nde3 f5 17. Qc2 Qf6 18. f3 b5 19. Nd2 Bh6 20. Nef1 Rac8 21. a3 Rfd8 22. Ng3 Nd4 23. Qb1 Bxd2+ 24. Kxd2 Nb3+ 25. Ke2 Nxa1 26. Qxa1 Rc7 27. Rd1 Rcd7 28. Nh1 Bb3 0-1

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "10"]
[White "Bravo Lutz, Sebastian"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "65"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 d6 5. d3 h6 6. Be3 Bb6 7. Bxb6 axb6 8. h3 f5 9. Nd2 Nf6 10. exf5 Bxf5 11. 0-0 Qd7 12. Nd5 0-0-0 13. Ne3 Bg6 14. a4 Rdf8 15. Nb3 d5 16. Bb5 Qf7 17. a5 bxa5 18. c3 Nd7 19. Bxc6 bxc6 20. Nxa5 Nb8 21. d4 e4 22. Nb3 Bh5 23. Qc2 g5 24. Nc5 g4 25. hxg4 Bg6 26. Ra8 h5 27. Rxb8+ Kxb8 28. Qb3+ Kc8 29. Qb7+ Kd8 30. Qb8+ Ke7 31. Qxc7+ Ke8 32. Qc8+ Ke7 33. Qc7+ 1/2-1/2

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "4"]
[White "Jauk, Wilhelm"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "89"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 e6 5. e3 Be7 6. Nf3 0-0 7. c5 Nbd7 8. Bd3 Qc7 9. Bf4 Qd8 10. 0-0 h6 11. Rc1 Nh5 12. Bg3 Nxg3 13. hxg3 f6 14. Bb1 e5 15. Qc2 e4 16. Nh4 f5 17. Ng6 Rf6 18. Nxe7+ Qxe7 19. b4 Nf8 20. b5 Ne6 21. a4 Bd7 22. Ba2 Nc7 23. Rb1 a6 24. b6 Ne6 25. Bxd5 cxd5 26. Nxd5 Qe8 27. Nxf6+ gxf6 28. a5 Bb5 29. Rfd1 Bd3 30. Rxd3 exd3 31. Qxd3 Ng7 32. Qc4+ Qe6 33. d5 Qf7 34. Rc1 Ne8 35. c6 Rd8 36. c7 Rc8 37. Qc5 Qd7 38. d6 Kf8 39. Rd1 f4 40. gxf4 f5 41. Qd5 Nf6 42. Qxb7 Re8 43. Qxa6 Ne4 44. b7 Nc5 45. Qb6 1-0

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "2"]
[White "Mast, Vivien"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "67"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4 Bb6 6. d3 d6 7. a4 a5 8. b5 Ne7 9. Bg5 Ng6 10. 0-0 h6 11. Qb3 0-0 12. Be3 Bg4 13. Nbd2 Nd7 14. d4 Qe7 15. Bd5 Rab8 16. Qc2 Rfc8 17. Rab1 c6 18. bxc6 bxc6 19. Ba2 Bd8 20. h3 Bxf3 21. Nxf3 Ndf8 22. Nd2 Ne6 23. Bxe6 Qxe6 24. Rxb8 Rxb8 25. Rb1 Qc8 26. Rxb8 Qxb8 27. Qb3 Qxb3 28. Nxb3 Bb6 29. Kf1 Kf8 30. Ke2 Bc7 31. g3 Ke7 32. Kd3 Ke6 33. c4 d5 34. Nc5+ 1-0

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "6"]
[White "Noble, Fabian"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "D06"]
[PlyCount "90"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bf5 5. Bg5 e6 6. e3 Bd6 7. cxd5 cxd5 8. Be2 0-0 9. Nh4 Bg6 10. Nxg6 fxg6 11. Qc2 a6 12. 0-0 Nc6 13. h3 Qc7 14. Bf3 Rac8 15. a3 Nd7 16. Ne2 Nxd4 17. Qxc7 Nxf3+ 18. gxf3 Rxc7 19. Nd4 Re8 20. Rac1 Rxc1 21. Rxc1 Ne5 22. f4 Nd3 23. Rc2 Nc5 24. b4 Ne4 25. Bh4 h6 26. f3 Nf6 27. Rg2 Kf7 28. Bg3 Rc8 29. Rc2 Rxc2 30. Nxc2 Nh5 31. Bh2 Be7 32. Nd4 a5 33. bxa5 Bxa3 34. Kf2 Bb4 35. Nb3 Nf6 36. Ke2 Ne8 37. Bg3 Nd6 38. Be1 Bxe1 39. Kxe1 Nc4 40. Ke2 Ke7 41. Kd3 Kd6 42. Kd4 e5+ 43. fxe5+ Nxe5 44. f4 Nf3+ 45. Kd3 Ng1 0-1

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "4"]
[White "Schlander, Sabine"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "66"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Ne5 9. Bb3 d6 10. Qc1 Qg6 11. Bf4 h6 12. Bg3 b6 13. Nd2 Ba6 14. Rd1 Rfe8 15. Qb1 N7c6 16. Bd5 Bxd4 17. Bxe5 Bxf2+ 18. Kxf2 Nxe5 19. Bxa8 Nd3+ 20. Kg1 Rxa8 21. Qc2 Nf4 22. Nf3 Be2 23. Nh4 Bxd1 24. Rxd1 Qg4 25. g3 Nh3+ 26. Kg2 Re8 27. Rd4 Ng5 28. e5 Qh3+ 29. Kg1 Rxe5 30. Rd1 Qe6 31. Rc1 Nh3+ 32. Kf1 g6 33. Nf3 Qf5 0-1

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "1"]
[White "Seidel, Sven"]
[Black "Boehme, Rodger"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "107"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bb6 7. 0-0 d6 8. h3 Be6 9. Nd2 0-0 10. a3 d5 11. exd5 Nxd5 12. Nxd5 Bxd5 13. Bxd5 Qxd5 14. c4 Qd6 15. Ne4 Qg6 16. c5 Ba5 17. b4 Bxb4 18. axb4 Nxb4 19. Qb3 Nc6 20. Qxb7 Rab8 21. Qa6 f5 22. Nc3 Kh8 23. Rab1 f4 24. Bd2 f3 25. g3 Qh5 26. Kh2 Rxb1 27. Rxb1 Nd4 28. Qc4 g5 29. g4 Qg6 30. Be3 Kh7 31. Bxd4 exd4 32. Qxd4 Rf4 33. Qd7+ Rf7 34. Qd5 h5 35. Qe4 Rd7 36. Qxg6+ Kxg6 37. gxh5+ Kxh5 38. Rd1 g4 39. Ne4 Kh4 40. hxg4 Rh7 41. Kg1 Rg7 42. d4 Rxg4+ 43. Ng3 a5 44. d5 Rg7 45. d6 cxd6 46. cxd6 Rd7 47. Ne4 Rd8 48. Nc5 Kg4 49. d7 Kf5 50. Nb7 Rg8+ 51. Kf1 Ke6 52. d8Q Rxd8 53. Nxd8+ Kf5 54. Rd5+ 1-0

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "7"]
[White "Seidel, Sven"]
[Black "Menzel, Michael"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "122"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Be3 Bb6 6. c3 0-0 7. Nbd2 Re8 8. 0-0 d6 9. h3 h6 10. Re1 Na5 11. Bb5 c6 12. Ba4 Bxe3 13. fxe3 b5 14. Bc2 Be6 15. b4 Nb7 16. d4 Nd7 17. Nb3 Nb6 18. Qd2 Nc4 19. Qf2 Qf6 20. Nc1 a5 21. Nd3 axb4 22. Nxb4 Bd7 23. a4 bxa4 24. Bxa4 Nba5 25. Qe2 Qg6 26. Nxc6 Nxc6 27. Bxc6 Bxc6 28. Rxa8 Rxa8 29. Qxc4 Bxe4 30. Qe2 f6 31. Rc1 Bd5 32. c4 Rc8 33. c5 dxc5 34. dxc5 Qe4 35. Kf2 Qf5 36. g4 Qxf3+ 37. Qxf3 Bxf3 38. Kxf3 Kf7 39. Ke4 Ke6 40. Kd3 Kd5 41. e4+ Kc6 42. Ra1 Rd8+ 43. Ke3 Kxc5 44. Ra7 Rg8 45. Kd3 Kd6 46. Kc4 Rc8+ 47. Kd3 Rc7 48. Rxc7 Kxc7 49. Kc4 Kd6 50. Kb5 g6 51. Kb4 Ke6 52. Kc4 f5 53. gxf5+ gxf5 54. exf5+ Kxf5 55. Kd3 Kf4 56. h4 Kf3 57. Kd2 Kf2 58. Kd3 Kf3 59. Kd2 e4 60. Ke1 h5 61. Kd2 e3+ 0-1

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "3"]
[White "Seidel, Sven"]
[Black "Motl, Martin"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "74"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 b5 7. Be3 Bb7 8. Qd2 e6 9. 0-0-0 Nbd7 10. g4 h6 11. a3 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Bg2 Nb6 15. Qa5 Nc4 16. Qxd8+ Rxd8 17. Bf2 Bd6 18. Nb3 Rc8 19. Rhe1 0-0 20. Kb1 Bxh2 21. Nc5 Rc6 22. Nd3 a5 23. Re2 f6 24. Be1 Bd6 25. f4 Bxg2 26. Rxg2 Ne3 27. Rgd2 Nxd1 28. Rxd1 a4 29. Bc3 Kf7 30. Re1 g5 31. fxg5 hxg5 32. Rf1 Kg6 33. Kc1 Rc4 34. Be5 fxe5 35. Rxf8 Bxf8 36. Nxe5+ Kf6 37. Nxc4 bxc4 0-1

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "1"]
[White "Seidel, Sven"]
[Black "Niedermowwe, Nic Amatus"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "90"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 d6 6. Nc3 Be6 7. Nd5 Bxd5 8. Bxd5 h6 9. Bxc6+ bxc6 10. Bh4 Qe7 11. c3 d5 12. Qa4 Qe6 13. Nxe5 0-0 14. Bxf6 Qxf6 15. Nf3 dxe4 16. dxe4 Rab8 17. Qc2 Rfe8 18. 0-0 Re6 19. Rfe1 Rbe8 20. Re2 Qg6 21. Rae1 Bd6 22. Nd4 Qh5 23. g3 Rg6 24. Nf5 Bc5 25. b4 Bb6 26. c4 c5 27. b5 c6 28. bxc6 Rxc6 29. Qa4 Rce6 30. Qc2 Ba5 31. Rd1 Rxe4 32. Rxe4 Rxe4 33. Qxe4 Qxd1+ 34. Kg2 Qd7 35. Ne7+ Kf8 36. Nd5 Kg8 37. Qe5 Qd8 38. Ne7+ Kf8 39. Nf5 g6 40. Qxc5+ Kg8 41. Qxa7 Bc7 42. Qb7 Qb8 43. Qxb8+ Bxb8 44. Kf3 Kf8 45. Ke4 gxf5+ 1-0

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "7"]
[White "Seidel, Sven"]
[Black "Preusser, Gernot"]
[Result "1/2-1/2"]
[ECO "B45"]
[PlyCount "79"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. f3 d5 8. Nxc6 bxc6 9. e5 Nd7 10. f4 c5 11. Bd2 Bxc3 12. Bxc3 Qb6 13. b3 Ba6 14. Be2 Bxe2 15. Qxe2 d4 16. Bb2 Qb4+ 17. Qd2 Qxd2+ 18. Kxd2 Nb6 19. Rac1 Nd5 20. g3 Rc8 21. Rhd1 Kd7 22. c3 dxc3+ 23. Bxc3 c4 24. b4 Kc6 25. a4 Rhd8 26. b5+ Kb7 27. Ke2 Nxc3+ 28. Rxc3 Rxd1 29. Kxd1 Kb6 30. Rc1 Ka5 31. Ra1 Kb4 32. Kc2 c3 33. Rb1+ Ka5 34. Rb3 Kxa4 35. b6 axb6 36. Rxb6 Rc7 37. Rb3 Ka5 38. Ra3+ Kb4 39. Rb3+ Ka5 40. Rb8 1/2-1/2

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "9"]
[White "Seidel, Sven"]
[Black "Richter, Christian"]
[Result "1-0"]
[ECO "B77"]
[PlyCount "55"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 Nf6 8. f3 Bd7 9. Qd2 0-0 10. g4 Ne5 11. Bb3 a6 12. g5 Nh5 13. 0-0-0 Kh8 14. f4 Nc6 15. Nce2 Rc8 16. Ng3 Bg4 17. Rdf1 Qc7 18. f5 Ne5 19. Nxh5 Bxh5 20. f6 exf6 21. gxf6 Bxf6 22. Rxf6 Ng4 23. Rf4 Rce8 24. Re1 Kg7 25. Rxg4 Bxg4 26. Bh6+ Kg8 27. Bxf8 Rxf8 28. Qf4 1-0

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "11"]
[White "Seidel, Sven"]
[Black "Schmidt Bundschuh, Swantje"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "105"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[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 Qa5 4. d4 c6 5. Bc4 Nf6 6. Nf3 Bg4 7. 0-0 e6 8. h3 Bh5 9. Re1 Nbd7 10. a3 Bd6 11. Bd2 Qc7 12. Qe2 0-0 13. b4 Rfe8 14. b5 e5 15. Qd3 Bxf3 16. gxf3 exd4 17. Rxe8+ Rxe8 18. Qxd4 Bc5 19. Qf4 Ne5 20. Kg2 Nh5 21. Qh4 Nxc4 22. Qxc4 Bd6 23. bxc6 bxc6 24. Qg4 Nf4+ 25. Bxf4 Bxf4 26. Ne4 Re6 27. Kf1 Qe5 28. Rd1 f5 29. Rd8+ Re8 30. Rxe8+ Qxe8 31. Qxf4 fxe4 32. fxe4 Qe7 33. Qe3 Qd7 34. Ke2 Kf7 35. Qf4+ Kg6 36. Qg4+ Qxg4+ 37. hxg4 Kf6 38. f4 Ke6 39. Ke3 c5 40. c4 a6 41. e5 g6 42. Ke4 a5 43. f5+ gxf5+ 44. gxf5+ Ke7 45. Kf4 h6 46. Kg4 Kf7 47. Kh5 a4 48. Kxh6 Ke7 49. Kg7 Ke8 50. f6 Kd7 51. f7 Ke6 52. f8Q Kxe5 53. Qxc5+ 1-0

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "5"]
[White "Seidel, Sven"]
[Black "Stejskal, Hans Christian"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "79"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 d6 6. Nc3 Be6 7. Bb3 Na5 8. Nd2 h6 9. Bxf6 Qxf6 10. Qf3 Qxf3 11. Nxf3 Nxb3 12. axb3 a6 13. 0-0 f5 14. exf5 Bxf5 15. Nd5 Kd7 16. b4 Bb6 17. Nh4 Bh7 18. Rae1 g5 19. Nf3 Kc6 20. Nxb6 Kxb6 21. Nd2 Kb5 22. Ra1 Kxb4 23. Ra3 Kb5 24. Nc4 Rhe8 25. Na5 b6 26. Rb3+ Kc5 27. Rc3+ Kd5 28. Rxc7 Bxd3 29. Rd1 bxa5 30. Rxd3+ Ke6 31. Rg7 Rab8 32. b3 a4 33. Rg6+ Kf7 34. Rxh6 axb3 35. cxb3 Re6 36. Rf3+ Ke7 37. Rh7+ Kd8 38. Rf8+ Re8 39. Rxe8+ Kxe8 40. Rh8+ 1-0

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "3"]
[White "Seidel, Sven"]
[Black "Thiele, M."]
[Result "1/2-1/2"]
[ECO "B78"]
[PlyCount "46"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. h4 h5 13. Rdg1 Nc4 14. Bxc4 Rxc4 15. Nb3 b5 16. Kb1 Qc7 17. Rc1 a5 18. Nd5 Nxd5 19. Qxd5 a4 20. Nd2 Rb4 21. c3 Bxc3 22. Rc2 Rc8 23. Rhc1 Be6 1/2-1/2

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "2"]
[White "Stejskal, Hans Christian"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "54"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Nbd2 f5 5. Bg2 Nf6 6. 0-0 Bc5 7. Nb3 Bb6 8. h3 0-0 9. Kh1 e4 10. dxe4 dxe4 11. Qxd8 Rxd8 12. Ng1 h6 13. e3 Be6 14. Ne2 Bc4 15. Re1 Nb4 16. Nbd4 c5 17. c3 Nd3 18. Rg1 cxd4 19. Nxd4 Bxd4 20. cxd4 Nxf2+ 21. Kh2 Nd3 22. b3 Ba6 23. Ba3 Nd5 24. Bc1 Nxc1 25. Raxc1 Nxe3 26. Rge1 Nxg2 27. Kxg2 Re8 0-1

[Event "GER-ch U13"]
[Site "Pinneberg"]
[Date "1996.??.??"]
[Round "8"]
[White "Winkler, Mathias"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "91"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 d6 8. 0-0 Ne5 9. Be2 d5 10. Nb5 Qb6 11. Bxc5 Qxc5 12. exd5 a6 13. Nxc7+ Qxc7 14. d6 Qb6 15. dxe7 Kxe7 16. Qc1 f6 17. Nd2 Be6 18. Nf3 Nxf3+ 19. Bxf3 Rhe8 20. Re1 Kf7 21. b3 Re7 22. Qc2 g6 23. Rad1 Rc8 24. Bd5 Bxd5 25. Rxe7+ Kxe7 26. Rxd5 Qe6 27. Rd1 Qe5 28. c4 b5 29. Qd3 Rc7 30. cxb5 axb5 31. g3 Ra7 32. Qd2 Kf7 33. Re1 Qc5 34. Re2 Qf5 35. Qd1 Rd7 36. Rd2 Ra7 37. Rd5 Qc8 38. Rxb5 Rxa2 39. Qd5+ Kg7 40. Rb7+ Kh6 41. Qe4 Qh3 42. Qf4+ g5 43. Qxf6+ Kh5 44. Rxh7+ Kg4 45. Rxh3 Kxh3 46. Qf5+ 1-0

[Event "GER-chT U13"]
[Site "Verden"]
[Date "1996.??.??"]
[Round "6"]
[White "Zesch, Felix"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C84"]
[PlyCount "68"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 Be7 7. d4 b5 8. Bb3 exd4 9. Nxd4 Nxd4 10. Qxd4 c5 11. Qd3 c4 12. Bxc4 bxc4 13. Qxc4 0-0 14. Bf4 Be6 15. Qd3 Qb6 16. b3 Rfd8 17. c4 Nd7 18. Nc3 Nc5 19. Qg3 Bf6 20. Rac1 a5 21. Nb5 Be5 22. Rcd1 Bxf4 23. Qxf4 Ra6 24. Qg3 a4 25. Kh1 axb3 26. axb3 Bc8 27. f4 Bb7 28. e5 Ne4 29. Rxe4 Bxe4 30. exd6 Ra2 31. Rg1 Bc6 32. Qg5 h6 33. Qe5 Bxb5 34. cxb5 Qxd6 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "10"]
[White "Bergmann, Anett"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "D14"]
[PlyCount "58"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Bf4 e6 6. cxd5 cxd5 7. Qa4+ Nc6 8. Ne5 Qb6 9. Nxc6 bxc6 10. Rc1 Bb4 11. a3 Bxc3+ 12. Rxc3 0-0 13. Rxc6 Qxb2 14. Bc1 Qb7 15. e3 Rfc8 16. Rc5 Rxc5 17. dxc5 Qb1 18. Kd1 Ne4 19. Qb4 Nxf2+ 20. Ke2 Nxh1 21. Qa4 Qxc1 22. Qc6 Qc2+ 23. Ke1 Qf2+ 24. Kd1 Qxf1+ 25. Kd2 Rf8 26. Kc3 Qc4+ 27. Kd2 Nf2 28. a4 Ne4+ 29. Ke1 Bg4 0-1

[Event "GER-chT U13"]
[Site "Eberstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Graetz, Fabian"]
[Black "Seidel, Sven"]
[Result "1-0"]
[ECO "C29"]
[PlyCount "138"]
[EventDate "1995.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 exf4 4. e5 Ng8 5. Nf3 d6 6. d4 dxe5 7. dxe5 Qxd1+ 8. Kxd1 Bg4 9. Bxf4 Nc6 10. Bc4 0-0-0+ 11. Ke1 f6 12. Bxg8 Rxg8 13. exf6 gxf6 14. Rd1 Bb4 15. Rxd8+ Rxd8 16. Bd2 Re8+ 17. Kd1 Nd4 18. Rf1 Rd8 19. Kc1 Bxc3 20. Bxc3 Ne2+ 21. Kb1 Nxc3+ 22. bxc3 Rd6 23. h3 Be6 24. Nd4 Bd5 25. Rf2 Rb6+ 26. Nb3 Be4 27. g4 Kd7 28. Kc1 Rc6 29. Kd2 b6 30. Nd4 Rd6 31. Ke3 Bd5 32. a3 c6 33. Kf4 Bc4 34. Rf3 c5 35. Nf5 Rd2 36. Re3 Rf2+ 37. Kg3 Rxc2 38. Re7+ Kc6 39. Rxa7 Rxc3+ 40. Kg2 Bd5+ 41. Kh2 Be4 42. Ne7+ Kb5 43. Nc8 Bc2 44. Rf7 Rxa3 45. Rxf6 Ra6 46. Nd6+ Kb4 47. Rf4+ Kc3 48. Rf6 Bd3 49. Kg3 Ra1 50. Nb7 Rb1 51. Rf7 b5 52. Nxc5 Rg1+ 53. Kh2 Re1 54. Nxd3 Kxd3 55. Rxh7 b4 56. Rb7 Re4 57. g5 Kc4 58. g6 Re6 59. g7 Rg6 60. h4 b3 61. h5 Rg5 62. h6 Kc3 63. h7 Rh5+ 64. Kg3 Rxh7 65. g8Q Rxb7 66. Qc8+ Kb2 67. Qxb7 Kc2 68. Qc6+ Kd3 69. Qc1 Kd4 1-0

[Event "GER-chT U13"]
[Site "Eberstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Helm, Leonie"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C34"]
[PlyCount "80"]
[EventDate "1995.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 g5 5. d5 Nb8 6. h3 Bg7 7. Nc3 d6 8. Bd2 Nd7 9. Bb5 a6 10. Ba4 Qe7 11. Qe2 Nh6 12. 0-0-0 f6 13. h4 Nf7 14. hxg5 fxg5 15. Rdg1 b5 16. Bb3 Nc5 17. Re1 Bg4 18. Qf2 Ne5 19. Nxe5 Qxe5 20. Nd1 Bxd1 21. Bc3 Qe7 22. Bxg7 Qxg7 23. Rxd1 0-0-0 24. Rhe1 Rhe8 25. Qf3 Qg6 26. Rd4 Re5 27. c3 Nxb3+ 28. axb3 Rf8 29. Qg4+ Kb7 30. Qd7 Qf7 31. Qc6+ Ka7 32. c4 Rb8 33. cxb5 Rxb5 34. Qc3 Rc5 35. Rc4 Rxc4 36. bxc4 Qe8 37. Qc2 h5 38. c5 Rxe4 39. cxd6 cxd6 40. Qf2+ Re3 0-1

[Event "GER-chT U13"]
[Site "Eberstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Kruck, Matthias"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "A08"]
[PlyCount "138"]
[EventDate "1995.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. 0-0 c5 5. d3 e6 6. Nbd2 Nc6 7. Re1 Be7 8. Nh4 Bg4 9. Nhf3 0-0 10. e4 Re8 11. h3 Bh5 12. g4 Bg6 13. e5 Nd7 14. Nf1 b5 15. Ng3 Qc7 16. Bf4 Rad8 17. Qc1 Bf8 18. h4 h6 19. Kh2 Qb6 20. h5 Bh7 21. Qd1 f6 22. exf6 Nxf6 23. g5 Ng4+ 24. Kg1 e5 25. Bd2 Kh8 26. g6 Bg8 27. Nh4 Be6 28. Nhf5 Bxf5 29. Nxf5 Nf6 30. Re3 c4 31. Rh3 Ne7 32. Nxe7 Rxe7 33. Bb4 Red7 34. Bxf8 Rxf8 35. dxc4 bxc4 36. b3 cxb3 37. cxb3 Ne8 38. Re3 Qe6 39. Bh3 Qf6 40. Qe2 Re7 41. Rf1 Nc7 42. Bg2 Qd6 43. Rf3 Rxf3 44. Qxf3 Qf6 45. Qg4 Qe6 46. Qxe6 Rxe6 47. Rd1 e4 48. Bf1 Kg8 49. Be2 Kf8 50. Kg2 Ke7 51. f3 e3 52. f4 Rd6 53. Kf3 d4 54. f5 a6 55. a4 Rd5 56. Ke4 Kf6 57. Rxd4 Re5+ 58. Kd3 Kxf5 59. Bf3 Ne6 60. Bg4+ Kg5 61. Be2 Nf4+ 62. Rxf4 Kxf4 63. b4 Re4 64. Kc3 a5 65. b5 Rxa4 66. Kb3 Rb4+ 67. Kc3 Kg3 68. Kd3 Kf2 69. Bg4 Rxg4 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "4"]
[White "Mersmann, Jan Gerd"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "68"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 h6 6. Bh4 d6 7. h3 Be6 8. Bb5 a6 9. Bxc6+ bxc6 10. Nc3 Qe7 11. 0-0 g5 12. Bg3 Nh5 13. Bh2 Nf4 14. Ne2 0-0-0 15. Qd2 Qd7 16. Nxf4 gxf4 17. Kh1 f5 18. exf5 Bxf5 19. Rg1 Rdg8 20. Raf1 Qg7 21. g4 fxg3 22. Rxg3 Qd7 23. Rfg1 Rxg3 24. Bxg3 Bxh3 25. Qa5 Kb7 26. Nh4 Rf8 27. Qd2 Qf7 28. Qxh6 Bxf2 29. Bxf2 Qxf2 30. Ng6 Rf3 31. Nh4 Re3 32. Qg5 Be6 33. Qg2 Rh3+ 34. Qh2 Qxh2# 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "2"]
[White "Platz, Robert"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "136"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Be3 Bb6 8. 0-0 Be6 9. Bxb6 axb6 10. Bb3 Qd7 11. Nd2 0-0-0 12. Bxe6 fxe6 13. Nb3 g5 14. a4 Na5 15. Nxa5 bxa5 16. Nb5 Rdg8 17. Qd2 b6 18. b4 c6 19. Qc3 axb4 20. Qc4 d5 21. exd5 exd5 22. Na7+ Kb7 23. Qxb4 Kxa7 24. a5 b5 25. Qc5+ Kb8 26. a6 Kc7 27. a7 Qd6 28. Qxd6+ Kxd6 29. Ra6 Ra8 30. Rfa1 Rh7 31. Kf1 Kc5 32. Ke2 Ng8 33. Kd2 Ne7 34. c3 Nc8 35. Ke3 Rhxa7 36. d4+ exd4+ 37. cxd4+ Kd6 38. Rxa7 Rxa7 39. Rxa7 Nxa7 40. Kd3 b4 41. Kc2 Nb5 42. Kb3 Nxd4+ 43. Kxb4 c5+ 44. Kc3 Ke5 45. Kd3 c4+ 46. Kd2 Nf5 47. Kc3 Nd6 48. f3 d4+ 49. Kd2 Kf4 50. Ke2 Nf5 51. g3+ Nxg3+ 52. hxg3+ Kxg3 53. f4 Kxf4 54. Kf2 d3 55. Ke1 c3 56. Kd1 Ke3 57. Kc1 Ke2 58. Kb1 d2 59. Kc2 d1Q+ 60. Kxc3 Qd3+ 61. Kb4 Qc2 62. Kb5 Kd3 63. Kb4 Qc4+ 64. Ka5 Qb3 65. Ka6 Kc4 66. Ka7 Kc5 67. Ka8 Kc6 68. Ka7 Qb7# 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "8"]
[White "Reinsch, Stephan"]
[Black "Seidel, Sven"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "123"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. h3 d6 6. d3 h6 7. Be3 Nd7 8. Na4 Bxe3 9. fxe3 a6 10. Nc3 Na5 11. Bb3 Nxb3 12. axb3 Nc5 13. Na4 Nd7 14. b4 0-0 15. c4 c6 16. b3 b5 17. cxb5 axb5 18. Nc3 Bb7 19. 0-0 Qb6 20. Qd2 d5 21. exd5 cxd5 22. d4 e4 23. Nh2 Rfc8 24. Qb2 Nb8 25. Rxa8 Bxa8 26. Rf5 Qe6 27. Rf2 Qd7 28. Rc2 Bc6 29. Na2 Na6 30. Nf1 Qe7 31. Qc1 Qd7 32. Nd2 Bb7 33. Rxc8+ Qxc8 34. Qxc8+ Bxc8 35. Nb1 Bf5 36. Nbc3 Nc7 37. h4 g5 38. hxg5 hxg5 39. g3 Kg7 40. Kg2 Kh6 41. Nc1 Kh5 42. N1e2 Bd7 43. Kf2 Bc6 44. Kg2 Ne6 45. Kh3 Ng7 46. Ng1 Ne8 47. Nd1 Nf6 48. Nf2 Kg6 49. Ne2 Bd7+ 50. Kg2 Kh5 51. Kh2 Ng4+ 52. Nxg4 Kxg4 53. Kg2 Bc6 54. Kf2 Kh3 55. Ng1+ Kh2 56. Ne2 Be8 57. Nc3 Bc6 58. Ne2 Kh3 59. Ng1+ Kg4 60. Ne2 Be8 61. Nc3 Bc6 62. Ne2 1/2-1/2

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "6"]
[White "Schulz, Susanne"]
[Black "Seidel, Sven"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "68"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. d3 Nf6 5. Bd2 h6 6. Be2 d6 7. a3 Bc5 8. h3 a6 9. Be3 Nd7 10. Qd2 Bxe3 11. Qxe3 Nc5 12. b4 Ne6 13. Nd5 Ncd4 14. Nxd4 Nxd4 15. Qd2 Bd7 16. Nc3 f5 17. exf5 Bxf5 18. Nd5 c6 19. Ne3 Bg6 20. Qd1 0-0 21. 0-0 Qg5 22. Kh1 Rf7 23. Qe1 Raf8 24. Ra2 e4 25. c3 Nxe2 26. Rxe2 exd3 27. Rd2 c5 28. f3 Re7 29. Qd1 Rxe3 30. Qb3+ Bf7 31. Qb2 c4 32. Rfd1 Rfe8 33. a4 Qg3 34. Rg1 Re1 0-1

[Event "GER-chT U13"]
[Site "Eberstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Seidel, Sven"]
[Black "Aust, H."]
[Result "1-0"]
[ECO "C01"]
[PlyCount "77"]
[EventDate "1995.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 c5 5. Nc3 Qa5 6. dxc5 Nf6 7. Bb5+ Nc6 8. Qe2+ Be6 9. 0-0-0 Rd8 10. Nf3 Bxc5 11. Ne5 Qb6 12. Na4 Qa5 13. Nxc5 Rc8 14. Nxf7 0-0 15. Nd6 Nd4 16. Rxd4 Rxc5 17. Qxe6+ Kh8 18. Bd3 Qxa2 19. Re1 Qa1+ 20. Kd2 Qa5+ 21. c3 Rc6 22. Nf7+ Kg8 23. Nh6+ Kh8 24. Qe7 Rfc8 25. Nf7+ Kg8 26. Rc1 Qb6 27. Rc2 Re6 28. Qa3 Kxf7 29. Bf5 Ne4+ 30. Kd1 Nxf2+ 31. Rxf2 Rce8 32. Bxe6+ Qxe6 33. Bd2+ Kg6 34. Qb3 Qf5 35. Rxf5 Kxf5 36. Qxd5+ Kf6 37. Rf4+ Kg6 38. Qf5+ Kh6 39. Ra4+ 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "7"]
[White "Seidel, Sven"]
[Black "Fenske, Nora"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "98"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[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. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 a5 13. Qd3 Ne7 14. Nce3 Bg5 15. Rd1 0-0 16. h4 Bxe3 17. Nxe3 Bb7 18. f3 Qb6 19. Nd5 Nxd5 20. exd5 Rac8 21. b3 Rc7 22. Qc2 Bc8 23. Bd3 h6 24. Rd2 Re7 25. Re2 f5 26. Kd2 Qd4 27. Kc1 Rfe8 28. Rd2 e4 29. Be2 Qa1+ 30. Qb1 Qxb1+ 31. Kxb1 e3 32. Rd4 g5 33. g3 Kg7 34. Kc2 Kg6 35. Kd1 Rf8 36. Re1 f4 37. gxf4 gxf4 38. Bd3+ Kh5 39. Rh1 Rg7 40. Re4 Rg3 41. Re7 Rxf3 42. Rg7 Rh3 43. Rhg1 Kxh4 44. R7g6 h5 45. Rxd6 Bg4+ 46. Be2 Bxe2+ 47. Kxe2 f3+ 48. Kf1 e2+ 49. Kf2 Rh2+ 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "11"]
[White "Seidel, Sven"]
[Black "Gehmlich, Marcel"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "79"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. c3 Be7 7. Be3 d6 8. 0-0 0-0 9. f3 e5 10. Nc2 d5 11. exd5 Nxd5 12. Bf2 Kh8 13. Ne3 f5 14. Nd2 Nxe3 15. Bxe3 Qxd3 16. Bf2 Be6 17. Re1 Rad8 18. Nb3 Qxd1 19. Raxd1 Bxb3 20. axb3 b6 21. b4 Rxd1 22. Rxd1 Rd8 23. Re1 Bf6 24. Bg3 f4 25. Bf2 Rd2 26. Re4 Rxb2 27. g3 g5 28. gxf4 gxf4 29. Rc4 Ne7 30. Rc7 Ra2 31. c4 Ra1+ 32. Kg2 Ra2 33. Kf1 Ra1+ 34. Kg2 a5 35. Bxb6 axb4 36. Bc5 b3 37. Bxe7 Bxe7 38. Rxe7 b2 39. Rxe5 b1Q 40. Re1 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "1"]
[White "Seidel, Sven"]
[Black "Gerland, Felix"]
[Result "0-1"]
[ECO "B38"]
[PlyCount "116"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 d6 7. Nc3 Nf6 8. Be2 0-0 9. 0-0 Bd7 10. f4 Qb6 11. Na4 Qa5 12. Nc3 Rac8 13. Nb3 Qd8 14. Qd2 Ng4 15. Bxg4 Bxg4 16. f5 gxf5 17. exf5 Bh5 18. Rf4 e5 19. Rf2 Kh8 20. Nb5 Rg8 21. Nxd6 Rc7 22. Nb5 Rd7 23. Qc2 Nb4 24. Qc3 Nd3 25. Rff1 a6 26. Na7 e4 27. f6 Bf8 28. c5 Bf3 29. g3 Qb8 30. Bf2 Nxf2 31. Kxf2 Qxa7 32. Rac1 Bh6 33. Rc2 Rd3 34. Qe1 Be3+ 35. Qxe3 Rxe3 36. Kxe3 Rg6 37. Nd2 Rxf6 38. Nxf3 exf3 39. Rxf3 Kg7 40. b4 Qb8 41. Rxf6 Kxf6 42. a4 Qe5+ 43. Kd3 Qd5+ 44. Kc3 a5 45. Rf2+ Kg6 46. Rf4 Qe5+ 47. Kc4 axb4 48. Kxb4 Qb2+ 49. Ka5 f6 50. Rb4 Qc3 51. Kb5 Kf7 52. Rh4 Ke6 53. Rxh7 Qd3+ 54. Kb6 Qxh7 55. c6 bxc6 56. Kxc6 Qd7+ 57. Kc5 Qxa4 58. h4 Ke5 0-1

[Event "GER-chT U13"]
[Site "Eberstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Seidel, Sven"]
[Black "Gnauck, Robert"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "91"]
[EventDate "1995.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bf1 Nxd5 7. Qf3 Qd7 8. Bxb5 Bb7 9. d3 h6 10. Ne4 Be7 11. Be3 Nxe3 12. fxe3 0-0 13. Nf2 Qe6 14. Bc4 Qf6 15. Qxf6 Bxf6 16. e4 Nd4 17. Kd1 Bc8 18. Nd2 Be7 19. Rf1 Bd7 20. c3 Nc6 21. Nb3 Kh7 22. Kc2 Rad8 23. Rad1 f5 24. h3 fxe4 25. Nxe4 Bf5 26. Nbc5 Bxe4 27. Nxe4 Bf6 28. Rf3 Be7 29. Rdf1 Rxf3 30. Rxf3 Rf8 31. Rxf8 Bxf8 32. Be6 Kg6 33. Kd2 Be7 34. g3 Nd8 35. Bd7 Nf7 36. Be8 Bd6 37. g4 Be7 38. Ke3 Bg5+ 39. Kf3 Bf4 40. h4 Bc1 41. b3 h5 42. gxh5+ Kxh5 43. Bxf7+ Kxh4 44. Ng3 g5 45. Be6 Bd2 46. Bg4 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "5"]
[White "Seidel, Sven"]
[Black "Menzel, Michael"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "132"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Qc2 Nb6 12. Nb3 Nxc4 13. Qxc4 Be6 14. Qc3 Bxb3 15. Qxb3 b6 16. Rad1 Re8 17. Rd2 Qf6 18. Rfd1 Rad8 19. Qa3 a5 20. d5 Ne5 21. Nxe5 Qxe5 22. g3 Rd6 23. Qc3 Qxc3 24. bxc3 b5 25. Rb2 c6 26. Rdd2 Rb8 27. dxc6 Rxc6 28. Rxb5 Rbc8 29. Rxa5 Rxc3 30. a3 Kf8 31. Kf1 Rc1+ 32. Ke2 Ra1 33. Rd3 Rc2+ 34. Rd2 Rxd2+ 35. Kxd2 Ra2+ 36. Ke3 Ke7 37. Ra7+ Ke6 38. h4 g6 39. f3 f5 40. Rxh7 Rxa3+ 41. Kf2 Ra2+ 42. Ke3 Ra3+ 43. Kf2 Ra2+ 44. Kg1 Ra3 45. Kg2 Kf6 46. h5 gxh5 47. Rxh5 Ra2+ 48. Kh3 Ra1 49. Rh4 Rh1+ 50. Kg2 Rxh4 51. gxh4 f4 52. Kf2 Kg6 53. Ke2 Kh5 54. Kd3 Kxh4 55. Kd4 Kg5 56. Ke5 Kg6 57. Kxf4 Kf6 58. Ke4 Ke6 59. f4 Kf6 60. f5 Kf7 61. Kd5 Kf6 62. Ke4 Kf7 63. Ke5 Ke7 64. f6+ Kf7 65. Kf5 Kf8 66. Kg6 Kg8 1/2-1/2

[Event "GER-chT U13"]
[Site "Eberstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Seidel, Sven"]
[Black "Sippenauer, Florian"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "107"]
[EventDate "1995.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg4 5. Nf3 Nc6 6. Be3 e6 7. e5 dxe5 8. dxe5 Qxd1+ 9. Rxd1 Nd7 10. Be2 a6 11. a3 Bh6 12. Bc1 Rd8 13. h3 Bxf3 14. Bxf3 Ndb8 15. 0-0 0-0 16. Ne4 b6 17. c3 Ne7 18. Nf6+ Kh8 19. g4 Bg7 20. Ne4 h6 21. h4 Kh7 22. Ng3 a5 23. Be4 Kh8 24. Kg2 Na6 25. b4 axb4 26. axb4 c5 27. Ba3 cxb4 28. cxb4 Nc7 29. b5 Rxd1 30. Rxd1 Re8 31. Rd7 Ncd5 32. Bxd5 Nxd5 33. Rxf7 Kg8 34. Rb7 Nxf4+ 35. Kf3 Nd5 36. Bd6 Ra8 37. Ne4 Bf8 38. Nd2 Rc8 39. Ne4 Ra8 40. Ke2 Nf4+ 41. Ke3 Nd5+ 42. Kd3 Rc8 43. Nd2 Rc3+ 44. Kd4 Rg3 45. Rb8 Rxg4+ 46. Ne4 Rf4 47. Re8 Kg7 48. Rxe6 Bxd6 49. exd6 Nb4 50. d7 Rf1 51. Re7+ Kg8 52. d8Q+ Rf8 53. Nf6+ Kh8 54. Rh7# 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "3"]
[White "Seidel, Sven"]
[Black "Sossidi, Tobias"]
[Result "0-1"]
[ECO "B84"]
[PlyCount "72"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. Be2 Qc7 8. Qd2 Be7 9. f3 b5 10. 0-0 Nbd7 11. f4 Bb7 12. Bf3 0-0 13. f5 e5 14. Nde2 Nb6 15. b3 Rac8 16. Rac1 Rfd8 17. Ng3 d5 18. Nxd5 Nbxd5 19. exd5 Nxd5 20. Qf2 Nxe3 21. Bxb7 Nxf1 22. Qxf1 Qxb7 23. c4 Rd2 24. Ne2 Rcd8 25. Nc3 bxc4 26. bxc4 Bc5+ 27. Kh1 Rf2 28. Qg1 Rdd2 29. Nd5 Rxg2 30. Qxc5 Rxh2+ 31. Kg1 Rdg2+ 32. Kf1 h6 33. Qc8+ Qxc8 34. Ne7+ Kh7 35. Nxc8 Rxa2 36. Kg1 Rhc2 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "9"]
[White "Seidel, Sven"]
[Black "Timeus, Frank"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "50"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Nb3 Bg4 12. h3 Bh5 13. g4 Bg6 14. Ne5 Nce7 15. Qf3 c6 16. Nxg6 fxg6 17. Qg3 Kh8 18. f4 Qc7 19. Rf3 Rxf4 20. Nc5 Rxd4 21. Bxd5 Qxg3+ 22. Rxg3 Rxd5 23. Nxb7 Rb5 24. Rb3 Rxb3 25. axb3 h6 1/2-1/2

