[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1998.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Noldus, Erich"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "68"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 b6 4. f3 Bb7 5. e4 dxe4 6. Bxf6 exf6 7. fxe4 Bb4 8. Bd3 f5 9. d5 fxe4 10. Bb5+ c6 11. dxc6 Bxc3+ 12. bxc3 Qxd1+ 13. Rxd1 Bxc6 14. Bxc6+ Nxc6 15. Ne2 g6 16. g4 Ne5 17. h3 h5 18. gxh5 Rxh5 19. Nf4 Rf5 20. Nd5 Rd8 21. Ke2 Nc6 22. Ne3 Rc5 23. Rxd8+ Nxd8 24. Kd2 Nc6 25. Ng4 f5 26. Ne3 Ne5 27. Nd1 Nc4+ 28. Ke2 Kf7 29. h4 f4 30. Nf2 f3+ 31. Ke1 e3 32. Nd3 Rf5 33. Rf1 Nd2 34. Rh1 f2+ 0-1

[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1998.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Sanders, Gregor"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. f4 Bg7 5. Nf3 0-0 6. e5 dxe5 7. dxe5 Qxd1+ 8. Kxd1 Rd8+ 9. Ke1 Nd5 10. Nxd5 Rxd5 11. Bc4 Rd8 12. Ng5 e6 13. Be3 b6 14. Ke2 h6 15. Rhd1 Rf8 16. Nf3 Bb7 17. g3 Nc6 18. Rd7 Rac8 19. c3 Na5 20. Bb5 a6 21. Ba4 b5 22. Bc2 Bc6 23. Rdd1 Rfd8 24. b3 Bf8 25. Rxd8 Rxd8 26. Rd1 Rxd1 27. Bxd1 Be4 28. Nd2 Bd5 29. Bc2 Be7 30. Ne4 Nb7 31. Kd3 c5 32. c4 1/2-1/2

[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1998.??.??"]
[Round "?"]
[White "Strohmann, Andreas"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "47"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 d6 5. Bc4 e6 6. Nf3 Nc6 7. 0-0 a6 8. Qe2 b5 9. Bb3 Ra7 10. Rd1 Rd7 11. Ng5 Nf6 12. f4 h6 13. Nf3 b4 14. Na4 Be7 15. Be3 0-0 16. Rac1 Bb7 17. Nb6 Rc7 18. e5 Ne8 19. exd6 Bxd6 20. Nc4 Qe7 21. Nxd6 Nxd6 22. Bc5 Rd7 23. Ne5 Rdd8 24. Nc4 1-0

[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1997.??.??"]
[Round "?"]
[White "Brandhorst, Dieter"]
[Black "Leder, Jens"]
[Result "1/2-1/2"]
[ECO "E90"]
[PlyCount "122"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 d6 4. d4 Nd7 5. e4 c5 6. Be3 Ngf6 7. h3 0-0 8. Qd2 cxd4 9. Nxd4 Nc5 10. Bd3 Nxd3+ 11. Qxd3 Qd7 12. 0-0 b6 13. Rfd1 Bb7 14. Rac1 Rfd8 15. f3 Rac8 16. b3 Nh5 17. Nde2 Nf6 18. Nb5 Ba8 19. a4 Qb7 20. Rc2 Nd7 21. Rcd2 Nc5 22. Qb1 Ne6 23. Qa2 h5 24. Nbc3 Rd7 25. Nd5 Be5 26. Nd4 Nxd4 27. Bxd4 Bxd4+ 28. Rxd4 Qc6 29. Qd2 Kg7 30. Qg5 f6 31. Qg3 Qc5 32. Nf4 Qe5 33. Qxg6+ Kf8 34. Nxh5 Qg5 35. Qh7 Rdc7 36. Qf5 Qg8 37. Nf4 Ke8 38. Qg6+ Kd7 39. Qxg8 Rxg8 40. Nd5 Bxd5 41. exd5 Rcc8 42. Kf2 Rg7 43. Rh1 Rcg8 44. g4 Ke8 45. h4 Kf7 46. h5 Rh7 47. Re4 Rg5 48. Rhe1 Kf8 49. Rg1 Rhg7 50. Kg3 Rxh5 51. f4 Rh8 52. Re3 Rxg4+ 53. Kxg4 Rg8+ 54. Kf5 Rxg1 55. Rh3 Kf7 56. Rh7+ Kf8 57. Rh3 Kf7 58. Rh7+ Kf8 59. Rh8+ Kf7 60. Ra8 Rb1 61. Rxa7 Rxb3 1/2-1/2

[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1997.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Hessling, Raoul"]
[Result "1-0"]
[ECO "D01"]
[PlyCount "113"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. f3 h6 5. Bh4 e6 6. e4 dxe4 7. fxe4 Bb4 8. Qd3 Bxc3+ 9. bxc3 e5 10. Nf3 Qe7 11. Nd2 g5 12. Bf2 0-0 13. Be2 Re8 14. d5 Nf8 15. h4 Ng6 16. hxg5 hxg5 17. Qg3 Nh7 18. Nf3 f5 19. exf5 Bxf5 20. Bc4 Kg7 21. 0-0-0 Qa3+ 22. Kb1 Qa4 23. Bb3 Qf4 24. Rh5 Bg4 25. Qxf4 gxf4 26. Rh2 Nf6 27. Rdh1 e4 28. Bd4 Rh8 29. Ng5 Rxh2 30. Rxh2 Rh8 31. Rxh8 Nxh8 32. Nxe4 Kg6 33. Nxf6 Bf5 34. Bc4 Nf7 35. Bd3 Nd6 36. Bxf5+ Nxf5 37. Be5 Ne3 38. Nd7 Nxg2 39. Nc5 f3 40. Nd3 Ne3 41. d6 cxd6 42. Bxd6 Nc4 43. Bc5 b6 44. Bd4 Kf5 45. Kc1 Kg4 46. Kd1 Kg3 47. Ke1 Kg2 48. Bf2 Kh1 49. Nf4 Kh2 50. Nd5 Kh1 51. Ne3 Nd6 52. Nf1 Kg2 53. c4 Ne4 54. Bd4 Ng5 55. c5 bxc5 56. Bxc5 Ne6 57. Bxa7 1-0

[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1997.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Huelsewig, Jessica"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "100"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c6 4. Qd2 Bf5 5. f3 Nbd7 6. e3 e6 7. Bd3 Bxd3 8. cxd3 Be7 9. Nge2 Nh5 10. Bxe7 Qxe7 11. e4 dxe4 12. dxe4 Nhf6 13. 0-0 Rd8 14. e5 Nxe5 15. Qg5 Ng6 16. f4 Nd5 17. Qg3 0-0 18. Ne4 Nh4 19. Qh3 Nf5 20. Ng5 h6 21. Nf3 Qb4 22. g4 Nfe3 23. g5 Nf5 24. Kh1 Qxb2 25. Rae1 Nde7 26. gxh6 Nxh6 27. Ne5 Qc2 28. Rg1 Qh7 29. Qf3 Nef5 30. Ng4 Nxg4 31. Qxg4 g6 32. Nc3 Qh4 33. Qg2 Rxd4 34. Ne4 Kh8 35. Qb2 Kh7 36. Ng5+ Kh6 37. Nf3 Qxf4 38. Nxd4 Nxd4 39. Rgf1 Qd6 40. Rd1 Qd5+ 41. Kg1 c5 42. a4 e5 43. Qc1+ Kg7 44. Qe3 f5 45. Rd3 e4 46. Rc3 f4 47. Qf2 e3 48. Rxe3 Rf5 49. Re7+ Kf8 50. Qe1 Rg5+ 0-1

[Event "Ruhrgebiet VK4 9798"]
[Site "Ruhrgebiet"]
[Date "1997.??.??"]
[Round "?"]
[White "Von Heusinger, Georg"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "83"]
[EventDate "1997.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[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. Be2 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. f3 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. h4 Qb4 13. 0-0-0 Rfc8 14. Kb1 Qa5 15. h5 Rc7 16. hxg6 fxg6 17. g5 Nd7 18. f4 Nf8 19. Bxg7 Kxg7 20. Qd4+ Kg8 21. Nd5 Bxd5 22. exd5 Qc5 23. Qe4 Rac8 24. Bg4 Rd8 25. f5 Qc4 26. Rd4 Qc5 27. fxg6 Nxg6 28. Rd2 Kg7 29. Rdh2 Rh8 30. Bf5 Nf8 31. Bxh7 Qb5 32. Qd4+ e5 33. dxe6+ Qe5 34. Qxe5+ dxe5 35. Bf5 Rxh2 36. Rxh2 Ng6 37. Re2 Rc5 38. b4 Rb5 39. a3 a5 40. c4 Rb6 41. Bxg6 Kxg6 42. Rxe5 1-0

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Post, Hendrik"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "116"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Nbd7 4. f3 c6 5. Qd2 h6 6. Bh4 e5 7. dxe5 Nxe5 8. Qe3 Nfg4 9. fxg4 Qxh4+ 10. g3 Qg5 11. Qd4 Nxg4 12. Nf3 Qe3 13. Qxe3+ Nxe3 14. Kd2 Nc4+ 15. Kc1 Bc5 16. b3 Ba3+ 17. Kb1 Bb2 18. bxc4 Bxc3 19. cxd5 cxd5 20. Bg2 Bf5 21. Rd1 Be4 22. Nh4 Bxg2 23. Nxg2 0-0-0 24. e3 Rhe8 25. a3 Bxa1 26. Kxa1 g5 27. c3 f5 28. Rd2 h5 29. Kb2 Kc7 30. Kb3 Kc6 31. Rf2 Re5 32. Rd2 Rh8 33. Rf2 Kc5 34. Rf3 Rhe8 35. Rf2 R8e6 36. Rf1 Rb6+ 37. Kc2 Kc4 38. Rd1 Re4 39. Rf1 f4 40. gxf4 gxf4 41. Rxf4 Rxf4 42. Nxf4 Ra6 43. Kb2 h4 44. h3 b5 45. Ng2 Kd3 46. Nxh4 Kxe3 47. Nf5+ Kd3 48. Kb3 Rc6 49. h4 Rxc3+ 50. Kb4 a6 51. h5 Rc4+ 52. Kb3 Rf4 53. Ne7 d4 54. Ng6 Rf1 55. Nh4 Rb1+ 56. Ka2 Rh1 57. Ng6 Kc2 58. Nf4 d3 0-1

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Zadow, Ralf"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "87"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. f4 Bg7 5. Nf3 c6 6. Be3 b5 7. Bd3 0-0 8. e5 Ng4 9. Bg1 Qa5 10. h3 Nh6 11. Be3 Na6 12. h4 Ng4 13. Bd2 b4 14. h5 dxe5 15. Ne4 exf4 16. hxg6 hxg6 17. Bxf4 e5 18. Bd2 exd4 19. Kf1 Nc5 20. Qe1 Nxe4 21. Bxe4 Ne3+ 22. Kg1 Re8 23. Qh4 Rxe4 24. Qxe4 Bf5 25. Qe7 Nxc2 26. Ng5 Rf8 27. Nh7 Qd8 28. Qxd8 Rxd8 29. Rf1 Re8 30. Ng5 Re2 31. Bc1 d3 32. Rd1 Bd4+ 33. Kh2 Be5+ 34. Kg1 Bd4+ 35. Kh2 Be5+ 36. Kg1 c5 37. Nf3 Bc7 38. b3 a5 39. Rh4 Bg3 40. Rh1 Bd6 41. Rh4 Bg3 42. Rh1 Bc7 43. Bb2 Ne3 44. Rh8# 1-0

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Straenger, Horst"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "57"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 c5 10. dxc5 Nxc5 11. Be4 Ncxe4 12. Nxe4 Bb7 13. Nxf6+ Qxf6 14. e4 Rc8 15. Qd3 Rd8 16. Qe2 Qg6 17. Re1 Bc5 18. Bg5 f6 19. Be3 Bb4 20. Bd2 Bd6 21. Rad1 0-0 22. Ba5 Rd7 23. Rd3 Rc8 24. Red1 Bxh2+ 25. Kxh2 Rxd3 26. Qxd3 Bxe4 27. Qd7 Qh5+ 28. Kg1 Bxf3 29. Qxe6+ 1-0

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "?"]
[White "Boelling, Andreas"]
[Black "Leder, Jens"]
[Result "1/2-1/2"]
[ECO "B73"]
[PlyCount "66"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[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. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. Qd2 Ng4 10. Nxc6 bxc6 11. Bg5 Re8 12. h3 Ne5 13. Be3 Be6 14. f4 Nc4 15. Bxc4 Bxc4 16. Rf2 Qa5 17. Bd4 Bh6 18. Re1 Rab8 19. b3 c5 20. Be3 Bg7 21. Nb1 Qxd2 22. Rxd2 Be6 23. e5 dxe5 24. fxe5 Rec8 25. Bf2 c4 26. Bd4 cxb3 27. cxb3 Rb7 28. Nc3 a6 29. Ne4 Bh6 30. Rdd1 Rbc7 31. g4 Rc2 32. g5 Bg7 33. h4 Bg4 1/2-1/2

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "?"]
[White "Busche, Klaus"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "63"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 b6 4. dxc5 bxc5 5. Qd5 Nc6 6. Qxc5 Nf6 7. Qe3 Ne5 8. h3 Bb7 9. Nd2 Qc7 10. Be2 e6 11. Ngf3 Bc5 12. Qg5 Nxf3+ 13. Bxf3 Be7 14. Qe3 Ba6 15. Be2 Bb7 16. Bd3 Qe5 17. Nc4 Qc7 18. Qe2 0-0 19. Bh6 Rfe8 20. Nd2 d5 21. e5 Nd7 22. Nf3 f6 23. Bb5 fxe5 24. Bxd7 Qxd7 25. Nxe5 Qd6 26. Bf4 Qd8 27. 0-0 Bf6 28. Rfe1 Qe7 29. Rad1 Bg7 30. Bg3 Rad8 31. Rd4 Rf8 32. Rh4 1-0

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Burchert, Wolfgang"]
[Result "1/2-1/2"]
[ECO "C12"]
[PlyCount "55"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Bc1 c5 9. Bd3 Nxc3 10. Qg4 g6 11. a4 c4 12. Bxg6 fxg6 13. Qxg6+ Kd7 14. Ra3 Ne4 15. Rf3 Kc6 16. Rf7 Rf8 17. Qg7 Rxf7 18. Qxf7 Bd7 19. Ne2 Ng5 20. Qg7 Qe8 21. Qxh6 Nf7 22. Qf6 Kb6 23. Nc3 Nc6 24. g4 Qe7 25. g5 Rg8 26. h4 Kc7 27. Be3 Kd8 28. f4 1/2-1/2

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "?"]
[White "Leder, Jens"]
[Black "Pill, Bernhard"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "64"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 c5 3. dxc5 e6 4. Nf3 Bxc5 5. g3 0-0 6. Bg2 Nc6 7. 0-0 d5 8. Bg5 h6 9. Bf4 Qe7 10. a3 e5 11. Bc1 Rd8 12. e3 Bf5 13. Qe2 Rac8 14. Rd1 d4 15. exd4 exd4 16. Qxe7 Bxe7 17. Nb5 Bxc2 18. Re1 Bc5 19. a4 a6 20. Na3 Bxa4 21. Bd2 Bb3 22. Rac1 Ba7 23. h4 Be6 24. Nc2 Ng4 25. Bh3 Bf5 26. Bxg4 Bxg4 27. Nh2 Be6 28. g4 d3 29. Ne3 Nd4 30. Rxc8 Rxc8 31. Kf1 Bb8 32. Kg2 Bxh2 0-1

[Event "Ruhrgebiet VL1-chT 9596"]
[Site "Germany"]
[Date "1995.??.??"]
[Round "?"]
[White "Rottstaedt, Werner"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "2260"]
[PlyCount "81"]
[EventDate "1995.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. g3 Qb6 12. exf6 Bb7 13. Bg2 0-0-0 14. 0-0 Ne5 15. Be3 c5 16. d5 exd5 17. Bf4 Nd3 18. Qg4+ Qe6 19. Qxe6+ fxe6 20. Bg5 Nxb2 21. Nxb5 Ba6 22. Na3 c3 23. Rfe1 Kd7 24. h4 Nd3 25. Re3 c4 26. Nc2 Bc5 27. Re2 d4 28. Bh3 Bb5 29. a4 Bc6 30. Bxe6+ Kc7 31. Bxc4 Nxf2 32. Rxf2 d3 33. Be3 d2 34. Be2 Bxe3 35. Nxe3 Rde8 36. Nc2 Bxa4 37. Bd1 Bxc2 38. Bxc2 Re1+ 39. Rf1 Rhe8 40. f7 Rxf1+ 41. Kxf1 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "5"]
[White "Falz, Roman"]
[Black "Leder, Jens"]
[Result "1/2-1/2"]
[ECO "D43"]
[PlyCount "109"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. a4 Nbd7 6. e3 Bd6 7. c5 Bb8 8. b4 a6 9. Bb2 e5 10. dxe5 Nxe5 11. Be2 0-0 12. 0-0 Qc7 13. g3 Re8 14. Qc2 Qd7 15. Rfe1 Qh3 16. Nxe5 Bxe5 17. f4 Bc7 18. Bf3 Bf5 19. Qg2 Qxg2+ 20. Kxg2 Ne4 21. g4 Nxc3 22. gxf5 Ne4 23. Bd4 Bd8 24. Bxe4 Rxe4 25. b5 Bf6 26. Bxf6 gxf6 27. bxc6 bxc6 28. a5 Rb8 29. Rab1 Reb4 30. Ra1 Rc4 31. Rab1 Rb5 32. Rec1 Rxc1 33. Rxc1 Rxa5 34. Kf3 Rb5 35. Rc3 a5 36. e4 dxe4+ 37. Kxe4 Rb8 38. Ra3 Ra8 39. Kd4 Kf8 40. Kc4 Ke7 41. Kb3 Rb8+ 42. Ka4 Rb4+ 43. Kxa5 Rb5+ 44. Ka6 Rxc5 45. Kb6 Rxf5 46. Kxc6 Rh5 47. Re3+ Kf8 48. h3 Kg7 49. Kd6 Rh6 50. Kd5 Rg6 51. Ke4 h5 52. f5 Rg5 53. Kf4 Rg1 54. Rg3+ Rxg3 55. Kxg3 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "2"]
[White "Geisler, Robert"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "D44"]
[PlyCount "63"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 dxc4 6. a4 Bb4 7. e4 b5 8. e5 h6 9. exf6 hxg5 10. fxg7 Rg8 11. g3 Bb7 12. Bg2 Nd7 13. 0-0 a6 14. axb5 cxb5 15. Nxg5 Bxg2 16. Qh5 Qf6 17. Kxg2 Bxc3 18. bxc3 Qf5 19. Rfe1 Ke7 20. Rad1 Rxg7 21. Nxe6 Qxe6 22. Qd5 Rag8 23. Qb7 Rg5 24. Rxe6+ fxe6 25. Qxa6 Rb8 26. Ra1 Rf5 27. Qc6 Rb6 28. Qc7 Rf7 29. Ra8 Rg7 30. Rd8 Rd6 31. Re8+ Kxe8 32. Qxd6 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "3"]
[White "Gunkel, Wolfgang"]
[Black "Leder, Jens"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "78"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Nf6 6. Nxf6+ Qxf6 7. Nf3 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 0-0 10. Bd3 Nd7 11. 0-0 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Rfe1 Qh5 15. Re7 Rb8 16. Rae1 Qc5 17. R1e5 Qb6 18. Rh5 f5 19. Qc3 Rf6 20. c5 Qd8 21. Bc4+ Kh8 22. Rxh7+ Kxh7 23. Qxf6 Qd1+ 24. Bf1 Qg4 25. Qf8 Qd4 26. Re8 Qd7 27. h4 Kg6 28. Re7 Qd4 29. h5+ Kh7 30. Re8 Kh6 31. Qf7 Qf6 32. Rh8+ Kg5 33. Qb3 f4 34. Qd1 Bg4 35. f3 Rxh8 36. fxg4 Rd8 37. Qc2 Re8 38. Qf2 Qe5 39. Qc2 Qe4 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "11"]
[White "Leder, Jens"]
[Black "Daus, Peter"]
[Result "1/2-1/2"]
[ECO "C14"]
[PlyCount "8"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. e4 Be7 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "8"]
[White "Leder, Jens"]
[Black "Draeger, E."]
[Result "1-0"]
[ECO "D01"]
[PlyCount "69"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Bg5 Nf6 4. e3 e6 5. Bd3 Bxd3 6. cxd3 Be7 7. Nf3 0-0 8. Qc2 Nbd7 9. 0-0 Rc8 10. Qb3 b6 11. Nb5 c6 12. Nc3 c5 13. Rfc1 Rc6 14. h3 Qb8 15. e4 dxe4 16. dxe4 cxd4 17. Nxd4 Rc5 18. Be3 Rcc8 19. Qd1 Bc5 20. a3 h6 21. Qe2 Bxd4 22. Bxd4 e5 23. Be3 Nc5 24. Bxc5 Rxc5 25. Rd1 Rc7 26. Rd3 Rd8 27. Rad1 Rcd7 28. Nd5 Qb7 29. Qf3 Ne8 30. Qf5 Rd6 31. Qxe5 Qc6 32. Ne7+ Kf8 33. Nxc6 Rxd3 34. Rxd3 Rxd3 35. Qe7+ 1-0

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "4"]
[White "Leder, Jens"]
[Black "Gast, G."]
[Result "0-1"]
[ECO "D01"]
[PlyCount "58"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. Bg5 Nf6 4. f3 c6 5. Qd2 Nbd7 6. e3 e6 7. Bd3 Be7 8. Nge2 Bg6 9. 0-0 e5 10. Kh1 e4 11. fxe4 dxe4 12. Bc4 Qa5 13. Bf4 0-0 14. Rac1 b5 15. Bb3 c5 16. dxc5 Nxc5 17. Nxe4 Nxb3 18. axb3 Qxd2 19. Nxd2 Nd5 20. c4 Nb4 21. e4 Rfd8 22. Be3 Rd3 23. Bf4 Rad8 24. Rfd1 Bh5 25. Re1 g5 26. Ng3 gxf4 27. Nxh5 Rxd2 28. Rc3 Rd1 29. Rg1 Bc5 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "6"]
[White "Leder, Jens"]
[Black "Hofene, Josef"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "45"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. f4 Bg7 5. Nf3 c5 6. dxc5 Qa5 7. Bd3 Qxc5 8. Qe2 Bg4 9. Be3 Qa5 10. 0-0 0-0 11. Qf2 Bxf3 12. Qxf3 Nc6 13. Ne2 Nd7 14. c3 Rac8 15. Kh1 a6 16. g4 b5 17. a3 Qd8 18. Rad1 Na5 19. g5 Nc4 20. Bc1 Nc5 21. Bc2 Qc7 22. b3 Nb6 23. Rg1 1/2-1/2

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "1"]
[White "Leder, Jens"]
[Black "Schroeder, Wilfried"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "64"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. f4 e6 7. Nf3 Nd7 8. Ne5 Nxe5 9. fxe5 Qb6 10. c3 0-0-0 11. Bd3 c5 12. Bxg6 hxg6 13. Ne2 Ne7 14. Bg5 Rh5 15. Qd2 Rd7 16. 0-0-0 Nc6 17. Qe3 Qa6 18. Kb1 Rxg5 19. Qxg5 Qxe2 20. Rd2 Qe4+ 21. Kc1 Be7 22. Qg3 Bh4 23. Qd3 Qxd3 24. Rxd3 Bg5+ 25. Kc2 cxd4 26. Rhd1 Nxe5 27. Rxd4 Rxd4 28. cxd4 Nc6 29. a3 Ne7 30. Kd3 Bf6 31. Ke4 Nc6 32. b3 Nxd4 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "9"]
[White "Lilienbeck, Thomas"]
[Black "Leder, Jens"]
[Result "0-1"]
[ECO "B77"]
[PlyCount "50"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. f3 Nc6 8. Bb3 0-0 9. Be3 Bd7 10. Qd2 Rc8 11. Nxc6 Rxc6 12. Bh6 Bxh6 13. Qxh6 Qa5 14. 0-0-0 Be6 15. Nd5 Bxd5 16. exd5 Rc5 17. Qd2 Qc7 18. Kb1 b5 19. h4 a5 20. h5 a4 21. hxg6 fxg6 22. Bxa4 bxa4 23. Qg5 Rxc2 24. Rxh7 Rxb2+ 25. Ka1 Rxa2+ 0-1

[Event "Dortmund op"]
[Site "Dortmund"]
[Date "1987.??.??"]
[Round "7"]
[White "Schneider, Attila"]
[Black "Leder, Jens"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "107"]
[EventDate "1987.04.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. f3 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. h4 Rfc8 13. g5 Nh5 14. Bxg7 Kxg7 15. f4 Ng3 16. Rg1 Rxc3 17. bxc3 Nxe2 18. Kxe2 Rc8 19. Rg3 Rc4 20. Re3 Qb5 21. Kf2 Qb2 22. Qd1 Qb6 23. Rb1 Qc5 24. Qd3 d5 25. Kg3 Rxe4 26. Rxe4 dxe4 27. Qd4+ Qxd4 28. cxd4 Bd5 29. Rb4 e6 30. Rb5 h5 31. a3 Kf8 32. Rc5 Ke7 33. Rc7+ Ke8 34. Kf2 Kf8 35. Ke3 Ke8 36. c4 Bc6 37. Rxc6 bxc6 38. Kxe4 Kd7 39. Ke5 Ke7 40. a4 a5 41. d5 exd5 42. cxd5 c5 43. d6+ Kd7 44. Kd5 c4 45. Kxc4 Kxd6 46. Kb5 Kd5 47. Kxa5 Kc5 48. Ka6 Kc6 49. a5 Kd5 50. Kb5 Ke4 51. a6 Kxf4 52. a7 Kg4 53. a8Q Kxh4 54. Qg2 1-0

