[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.31"]
[Round "7"]
[White "Lehn, Sascha"]
[Black "Renziehausen, Klaus"]
[Result "0-1"]
[ECO "D10"]
[PlyCount "111"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 Nc6 6. Bxf6 exf6 7. e3 Bb4 8. Bd3 Bxc3+ 9. bxc3 0-0 10. Ne2 Be6 11. 0-0 Qc7 12. Qa4 Rfc8 13. Rab1 a6 14. Rfc1 b5 15. Qa3 Qe7 16. Qxe7 Nxe7 17. h3 Rc6 18. Rb4 Nc8 19. a4 bxa4 20. Rxa4 Nd6 21. Rca1 Nc4 22. Bxc4 dxc4 23. e4 Bc8 24. d5 Rc5 25. Ra5 Rxa5 26. Rxa5 Bd7 27. Rc5 Rc8 28. Ra5 Bb5 29. Nd4 Rb8 30. Nxb5 axb5 31. d6 Kf8 32. Kf1 Ke8 33. Ke2 Kd7 34. Ra7+ Ke6 35. Re7+ Kxd6 36. Rxf7 Rg8 37. Ke3 Kc6 38. f4 Kd6 39. g4 h6 40. Kd4 Kc6 41. e5 Rd8+ 42. Ke4 b4 43. Ra7 b3 44. Ra1 fxe5 45. fxe5 Rd3 46. Re1 Kd7 47. Rc1 Rxc3 48. Rd1+ Rd3 49. Rb1 Rc3 50. Rd1+ Ke7 51. h4 Rc2 52. Ra1 Ra2 53. Rc1 b2 54. Rb1 c3 55. Kd3 Ra1 56. Kc2 0-1

[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.30"]
[Round "6"]
[White "Metzger, Manuel"]
[Black "Lehn, Sascha"]
[Result "0-1"]
[ECO "A47"]
[PlyCount "50"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Bd3 d5 6. Nc3 Nbd7 7. 0-0 c5 8. dxc5 Bxc5 9. Qe2 Qe7 10. e4 e5 11. Bg5 d4 12. Nb5 0-0 13. Nd2 Rfc8 14. Qf3 a6 15. Na3 Bxa3 16. bxa3 Qxa3 17. Qf5 Qc5 18. Nb3 Qd6 19. Nd2 b5 20. Nf3 Rc7 21. Bxf6 Qxf6 22. Qxf6 gxf6 23. Nh4 Nc5 24. f3 Nxd3 25. cxd3 Rc3 0-1

[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.29"]
[Round "4"]
[White "Bein, Daniel"]
[Black "Lehn, Sascha"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "51"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Bc5 3. f4 Ne7 4. Nf3 d5 5. d3 Nbc6 6. g3 dxe4 7. dxe4 Nd4 8. Nxd4 Bxd4 9. c3 Bb6 10. Be3 Bxe3 11. Qxe3 Bd7 12. Nd2 Bc6 13. 0-0-0 0-0 14. Rg1 Ng6 15. h4 Qf6 16. Be2 Rad8 17. h5 Nh8 18. g4 e5 19. f5 g5 20. hxg6 fxg6 21. Bc4+ Nf7 22. g5 Qg7 23. f6 Qh8 24. Nf3 Rxd1+ 25. Rxd1 Re8 26. Qc5 1-0

[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.29"]
[Round "5"]
[White "Lehn, Sascha"]
[Black "Markgraf, Stefan"]
[Result "0-1"]
[ECO "A42"]
[PlyCount "54"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. d5 Nd4 6. Be3 c5 7. dxc6 Nxc6 8. Bd3 Nf6 9. a3 0-0 10. Nge2 Ne5 11. Rc1 Be6 12. Nd5 Bxd5 13. cxd5 Nfg4 14. Bd4 Nxd3+ 15. Qxd3 Ne5 16. Qb3 Qa5+ 17. Rc3 Nd3+ 18. Kf1 Bxd4 19. Nxd4 Nc5 20. Qc2 Qa6+ 21. Ne2 f5 22. exf5 Rxf5 23. b4 Nd7 24. Rc8+ Rxc8 25. Qxc8+ Nf8 26. Qc3 Rxd5 27. f3 Rd1+ 0-1

[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.28"]
[Round "3"]
[White "Conrad, Matthias"]
[Black "Lehn, Sascha"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "70"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qb6 6. Bxc6+ bxc6 7. Be3 Qxb2 8. Nbd2 cxd4 9. Bxd4 Qa3 10. 0-0 Ba6 11. Re1 Ne7 12. Re3 Qa5 13. Nb3 Qc7 14. Nc5 Bc8 15. Rb1 Nf5 16. Reb3 Nxd4 17. Qxd4 Qa5 18. Nb7 Bxb7 19. Rxb7 Bc5 20. Qb2 0-0 21. c3 Bb6 22. Qb4 Qxb4 23. Rxb4 Rab8 24. Rxb8 Rxb8 25. Nd4 c5 26. Rb3 cxd4 27. cxd4 Rc8 28. h4 Rc4 29. Kh2 Rxd4 30. Kh3 Re4 31. f3 Rxe5 32. Rc3 g6 33. g4 Kg7 34. g5 Re3 35. Rxe3 Bxe3 0-1

[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.28"]
[Round "2"]
[White "Lehn, Sascha"]
[Black "Ananjev, Alexei"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "46"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 Nf6 6. Bf4 c6 7. Nf3 Bg7 8. Qb3 0-0 9. Nc3 Nbd7 10. e4 Nb6 11. Be2 Be6 12. Qb4 Nfd7 13. b3 c5 14. Qa5 cxd4 15. Nb5 d3 16. Bc7 Qe8 17. Rc1 dxe2 18. Nxa7 Nc8 19. Nxc8 Rxa5 20. Bxa5 Ne5 21. Nxe5 Bxe5 22. Nb6 Qb5 23. b4 Qd3 0-1

[Event "Sued Niedersachsen-ch U16/18"]
[Site "Osterode"]
[Date "1999.10.27"]
[Round "1"]
[White "Gerke, Julian"]
[Black "Lehn, Sascha"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "62"]
[EventDate "1999.10.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. d3 Bb4 4. Bd2 Nf6 5. Nf3 0-0 6. Be2 Bxc3 7. Bxc3 dxe4 8. dxe4 Nxe4 9. 0-0 Nxc3 10. bxc3 Nd7 11. Qd2 Nf6 12. Rfd1 Qxd2 13. Rxd2 Ne4 14. Rd3 b6 15. Re3 Nf6 16. Rd1 Nd5 17. Re5 f6 18. Rh5 Nf4 19. Rh4 Nxe2+ 20. Kf1 Ba6 21. Ke1 Nxc3 22. Ra1 Rad8 23. Rh3 Nd5 24. Nd2 Nf4 25. Rf3 Nxg2+ 26. Kd1 Nh4 27. Rf4 g5 28. Ra4 Bb5 29. Ra3 Rd5 30. Kc1 Rfd8 31. Nb1 a5 0-1

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.04.02"]
[Round "7"]
[White "Soenmez, Sendogan"]
[Black "Lehn, Sascha"]
[Result "1/2-1/2"]
[ECO "A06"]
[PlyCount "88"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. b3 c6 2. Bb2 d5 3. Nf3 e6 4. e3 f5 5. d3 Nf6 6. Nbd2 Bd6 7. Be2 0-0 8. 0-0 Bd7 9. c4 Be8 10. Ne5 Nbd7 11. f4 Qe7 12. a3 h6 13. h3 Bxe5 14. fxe5 Nh7 15. d4 Ng5 16. a4 Rf7 17. Ba3 Qd8 18. Bh5 g6 19. Bf3 Nf8 20. Bd6 Nxf3+ 21. Qxf3 Nh7 22. c5 Qg5 23. g3 Qh5 24. Qxh5 gxh5 25. h4 Rg7 26. Kh2 Nf8 27. b4 a6 28. Rfb1 Nd7 29. Rb3 Kh8 30. Nb1 Rg8 31. Nc3 Bg6 32. Raa3 b5 33. axb5 axb5 34. Ra5 Rxa5 35. bxa5 Bf7 36. Bc7 Nb8 37. Bxb8 Rxb8 38. Na2 Ra8 39. Nb4 Be8 40. Ra3 Kg8 41. a6 Ra7 42. Kg2 Kf7 43. Kf3 Ke7 44. Ra2 Kd7 1/2-1/2

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.04.01"]
[Round "6"]
[White "Lehn, Sascha"]
[Black "Fischer, Steffen"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "93"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. cxd5 exd5 5. Nf3 Bf5 6. Bg5 Be7 7. Bxe7 Qxe7 8. e3 h6 9. Bd3 Bxd3 10. Qxd3 Nf6 11. 0-0 0-0 12. Rab1 Nbd7 13. b4 a6 14. a4 Ne4 15. Nd2 Ndf6 16. Ncxe4 Nxe4 17. Nxe4 Qxe4 18. Qxe4 dxe4 19. b5 cxb5 20. axb5 a5 21. h3 Rfc8 22. Rfc1 Kf8 23. b6 Rc6 24. Rxc6 bxc6 25. Rc1 Rc8 26. d5 c5 27. b7 Rb8 28. Rxc5 Rxb7 29. Rxa5 Rb1+ 30. Kh2 Rd1 31. Kg3 Rd3 32. Kf4 Rd2 33. Kxe4 Rxf2 34. g3 Rd2 35. Ra4 Ke7 36. Rd4 Rxd4+ 37. Kxd4 Kd6 38. e4 f6 39. Ke3 g6 40. Kf4 Kc5 41. h4 h5 42. g4 hxg4 43. Kxg4 Kd6 44. h5 gxh5+ 45. Kxh5 f5 46. exf5 Kxd5 47. Kg6 1-0

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.03.31"]
[Round "5"]
[White "Konken, Fabian"]
[Black "Lehn, Sascha"]
[Result "1-0"]
[ECO "A21"]
[PlyCount "125"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. d3 Nf6 4. g3 d6 5. Bg2 g6 6. Nf3 Bg7 7. 0-0 0-0 8. Rb1 c6 9. Bg5 h6 10. Bd2 g5 11. b4 Nh7 12. a4 g4 13. Ne1 Ng5 14. Bxg5 hxg5 15. e4 f4 16. f3 gxf3 17. Bxf3 Qf6 18. Bg4 Nd7 19. Rb2 Qh6 20. Rg2 Nf6 21. Bxc8 Raxc8 22. g4 Rf7 23. Nf3 Rd8 24. Qe2 Re7 25. h4 Nh7 26. Rh2 Qf6 27. hxg5 Nxg5 28. Nxg5 Qxg5 29. Rh5 Qg6 30. Rf2 Rf8 31. Qf3 Kf7 32. Rfh2 Ree8 33. Kg2 Rh8 34. Rxh8 Rxh8 35. Rxh8 Bxh8 36. Qh3 Bf6 37. Kf3 Kg7 38. b5 Qh6 39. Qh5 Qxh5 40. gxh5 Kh6 41. Kg4 f3 42. Kxf3 Kxh5 43. Na2 c5 44. Nc3 b6 45. Nd5 Kg6 46. Nc7 Kf7 47. Na6 Ke7 48. Nb8 Kd8 49. Nc6+ Kd7 50. Nxa7 Bh4 51. Ke2 Bd8 52. Nc6 Bc7 53. Kf3 Bd8 54. Kg4 Bf6 55. a5 bxa5 56. Nxa5 Kc7 57. Kf5 Bh4 58. Ke6 Kb6 59. Nc6 Kc7 60. Ne7 Be1 61. Nd5+ Kc8 62. Kxd6 Bf2 63. Kxe5 1-0

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.03.30"]
[Round "4"]
[White "Lehn, Sascha"]
[Black "Wischmeyer, Samuel"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "70"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[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 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. cxd5 exd5 7. e3 Be7 8. Bd3 0-0 9. 0-0 Re8 10. Qc2 Nf8 11. Rab1 Ne4 12. Bxe7 Qxe7 13. Bxe4 dxe4 14. Nd2 f5 15. b4 f4 16. Qxe4 Qxe4 17. Ndxe4 Bf5 18. f3 fxe3 19. Rfe1 Rad8 20. Rbd1 Ne6 21. Rxe3 Nxd4 22. Red3 Bxe4 23. Nxe4 Ne6 24. Rxd8 Rxd8 25. Rxd8+ Nxd8 26. Kf2 Kf7 27. Ke3 Ne6 28. Nd6+ Kf6 29. Nxb7 Ke5 30. Nc5 Nxc5 31. bxc5 Kd5 32. f4 Kxc5 33. g4 Kd5 34. a4 g6 35. a5 c5 1/2-1/2

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.03.29"]
[Round "3"]
[White "Ananjev, Alexei"]
[Black "Lehn, Sascha"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "55"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 f6 7. 0-0 fxe5 8. dxe5 Bd7 9. Qe2 c4 10. Bc2 0-0-0 11. Nbd2 Nh6 12. b3 cxb3 13. axb3 Nf7 14. b4 a6 15. Nb3 Qc7 16. Re1 Na7 17. Nc5 Bxc5 18. bxc5 Bb5 19. Bd3 Bxd3 20. Qxd3 Nc6 21. Bf4 Qe7 22. Nd4 Qe8 23. Rxa6 Nxd4 24. cxd4 Qe7 25. Ra7 Kb8 26. Qa3 Rc8 27. Qa5 b5 28. Qb6+ 1-0

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.03.28"]
[Round "2"]
[White "Markgraf, Stefan"]
[Black "Lehn, Sascha"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "43"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Be2 f6 8. exf6 Nxf6 9. 0-0 Bd7 10. Re1 h6 11. Nh4 0-0-0 12. Ng6 Rg8 13. Nxf8 Rdxf8 14. Bf3 Ne7 15. Nd2 g5 16. g3 g4 17. Bg2 h5 18. Nf1 Nf5 19. Ne3 Nxe3 20. Rxe3 Be8 21. a4 Bg6 22. a5 1/2-1/2

[Event "Niedersachsen-ch U16"]
[Site "Uelzen"]
[Date "1999.03.27"]
[Round "1"]
[White "Lehn, Sascha"]
[Black "Martens, Stefan"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "28"]
[EventDate "1999.03.27"]
[EventType "swiss"]
[EventRounds "7"]
[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. cxd5 exd5 5. Nf3 Bd6 6. Qc2 Ne7 7. Bg5 0-0 8. e3 Bf5 9. Qxf5 Nxf5 10. Bxd8 Rxd8 11. Bd3 Ne7 12. 0-0 Nd7 13. Rfc1 Nf6 14. Nh4 Re8 1/2-1/2

[Event "Sued Niedersachsen-ch U16"]
[Site "Osterode"]
[Date "1998.11.01"]
[Round "7"]
[White "Lehn, Sascha"]
[Black "Ananjev, Alexei"]
[Result "0-1"]
[ECO "A65"]
[PlyCount "46"]
[EventDate "1998.??.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. e4 d6 7. Bd3 Bg7 8. Nge2 0-0 9. 0-0 h6 10. Rb1 Re8 11. b4 cxb4 12. Rxb4 Nbd7 13. f3 Nc5 14. Be3 Nxd3 15. Qxd3 Nd7 16. Nb5 a6 17. Na7 Nc5 18. Bxc5 dxc5 19. Nxc8 cxb4 20. d6 Qxc8 21. d7 Qc5+ 22. Kh1 Red8 23. Rc1 Qb5 0-1

[Event "Sued Niedersachsen-ch U16"]
[Site "Osterode"]
[Date "1998.10.31"]
[Round "6"]
[White "Schwetje, Juergen"]
[Black "Lehn, Sascha"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "39"]
[EventDate "1998.??.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nc6 5. Nf3 Be7 6. c3 Nf6 7. Bd3 0-0 8. 0-0 Re8 9. Re1 Bd7 10. g3 Nxe4 11. Bxe4 Bf6 12. Bf4 Rb8 13. Qd3 g6 14. Rad1 b6 15. h4 Ne7 16. c4 Bg7 17. Qd2 f5 18. Bc2 Bc6 19. Ng5 Nc8 20. Nxe6 1-0

[Event "Sued Niedersachsen-ch U16"]
[Site "Osterode"]
[Date "1998.10.30"]
[Round "5"]
[White "Lehn, Sascha"]
[Black "Toennies, Michael"]
[Result "1-0"]
[ECO "D51"]
[PlyCount "57"]
[EventDate "1998.??.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bg5 e6 6. cxd5 cxd5 7. e3 Bd6 8. Qc2 0-0 9. Bd3 b6 10. 0-0 h6 11. Bxf6 Nxf6 12. Rfc1 Bd7 13. Nb5 Be7 14. Ne5 Bxb5 15. Bxb5 Rc8 16. Qa4 Rc7 17. Rc6 Bd6 18. Rac1 a5 19. Rxc7 Bxc7 20. Nc6 Qd6 21. g3 Ne4 22. Qc2 f6 23. Ne7+ Qxe7 24. Qxc7 Qxc7 25. Rxc7 Rf7 26. Rc6 Re7 27. Rxb6 Rc7 28. Bd3 Kf7 29. Ra6 1-0

[Event "Sued Niedersachsen-ch U16"]
[Site "Osterode"]
[Date "1998.10.30"]
[Round "3"]
[White "Renziehausen, Klaus"]
[Black "Lehn, Sascha"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "83"]
[EventDate "1998.??.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Ne2 Bg4 6. f3 Bh5 7. Be3 Bd6 8. Nbc3 Nb4 9. Bf5 Ne7 10. Bd3 Nxd3+ 11. Qxd3 c6 12. Bf4 0-0 13. 0-0-0 Re8 14. Bxd6 Qxd6 15. Qd2 Qf6 16. Nf4 Bg6 17. Nxg6 Nxg6 18. Qf2 Re7 19. g3 Rae8 20. f4 Re3 21. f5 Nf8 22. h4 Qh6 23. Kb1 Qh5 24. Rdf1 Qg4 25. Qf4 Qxg3 26. f6 Qxf4 27. Rxf4 g6 28. h5 Rg3 29. hxg6 Rxg6 30. Rhf1 Re6 31. Na4 b6 32. b3 Nd7 33. Rh4 Nxf6 34. c4 Re4 35. Rxe4 Nxe4 36. Kc1 Rg2 37. cxd5 cxd5 38. a3 Ra2 39. Kb1 Rxa3 40. Kb2 Rxb3+ 41. Kxb3 Nd2+ 42. Kb4 0-1

[Event "Sued Niedersachsen-ch U16"]
[Site "Osterode"]
[Date "1998.10.28"]
[Round "1"]
[White "Riban, Hekkja"]
[Black "Lehn, Sascha"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "54"]
[EventDate "1998.??.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Ne2 Bg4 6. Nbc3 Nxd4 7. f3 Nxe2 8. Qxe2+ Be6 9. Be3 c6 10. Qf2 b6 11. 0-0-0 Bd6 12. Ne2 Ne7 13. c3 0-0 14. Ng3 c5 15. Kc2 c4 16. Be2 Qd7 17. b3 cxb3+ 18. axb3 Rac8 19. Rd4 Nf5 20. Nxf5 Bxf5+ 21. Bd3 Be5 22. Bxf5 Qxf5+ 23. Rd3 Rxc3+ 24. Kb2 Qxd3 25. Re1 Rc2+ 26. Ka3 Qa6+ 27. Kb4 Qa5# 0-1

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "5"]
[White "Henning, Jan"]
[Black "Lehn, Sascha"]
[Result "1/2-1/2"]
[ECO "C18"]
[PlyCount "44"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[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. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 c4 7. Qg4 g6 8. h4 h5 9. Qd1 Nc6 10. Nf3 Nge7 11. Bg5 Qa5 12. Qd2 Bd7 13. Be2 0-0-0 14. 0-0 Rde8 15. Bf6 Rhf8 16. Ng5 Nf5 17. Nh7 Rg8 18. Ng5 Rgf8 19. Nh7 Rg8 20. Bg5 Rh8 21. Nf6 Ref8 22. Rfb1 b6 1/2-1/2

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "6"]
[White "Lehn, Sascha"]
[Black "Frankenberg, Benedict"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "76"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[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 Nf6 4. Bg5 Be7 5. e3 0-0 6. cxd5 exd5 7. Bd3 Re8 8. Qc2 Nbd7 9. Nf3 c6 10. 0-0 Nf8 11. Bxf6 Bxf6 12. h3 g6 13. Rab1 Bg7 14. b4 a6 15. a4 Be6 16. b5 axb5 17. axb5 Qd6 18. bxc6 bxc6 19. Rb6 Qd7 20. Ne2 Rec8 21. Nf4 Qe8 22. Nxe6 Nxe6 23. Rc1 c5 24. dxc5 Nxc5 25. Bb5 Qe7 26. Rc6 Bf8 27. Ne1 Qd8 28. Rxc8 Rxc8 29. Nd3 Be7 30. Ba6 Rc7 31. Bb5 Rc8 32. Ne5 Qd6 33. Nd7 f5 34. Nxc5 Rxc5 35. Qxc5 Qxc5 36. Rxc5 Bxc5 37. Kf1 Kf7 38. Ke2 Ke6 1/2-1/2

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "1"]
[White "Lehn, Sascha"]
[Black "Mischok, Nico"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "47"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 0-0 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 h6 9. Bxf6 Nxf6 10. h3 Re8 11. 0-0 c6 12. Qc2 b6 13. Na4 Bb7 14. Ne5 Rc8 15. Rfc1 Bd6 16. Nf3 Ne4 17. Nd2 Nxd2 18. Qxd2 Qd7 19. Qc2 g6 20. Bxg6 fxg6 21. Qxg6+ Kf8 22. Qf6+ Kg8 23. Qg6+ Kf8 24. Qf6+ 1/2-1/2

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "3"]
[White "Lehn, Sascha"]
[Black "Reins, Henning"]
[Result "0-1"]
[ECO "A53"]
[PlyCount "92"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 Bf5 4. Bg5 Nbd7 5. Nf3 g6 6. e3 Bg7 7. Bxf6 Nxf6 8. Qb3 Rb8 9. Qa4+ c6 10. Qxa7 0-0 11. Qa4 Qb6 12. b4 Ra8 13. Qb3 c5 14. b5 cxd4 15. exd4 Ne4 16. Nd5 Qa5+ 17. Qb4 Qxb4+ 18. Nxb4 Nc3 19. Kd2 Ne4+ 20. Ke3 Ra3+ 21. Bd3 Nxf2 22. Kxf2 Bxd3 23. Nxd3 Rxd3 24. Rhd1 Rc3 25. Rac1 Ra3 26. Rc2 Rfa8 27. Rdd2 e5 28. dxe5 dxe5 29. Ne1 e4 30. Rd7 b6 31. Rd6 Rxa2 32. Rxa2 Rxa2+ 33. Ke3 Bf8 34. Rc6 Bc5+ 35. Kxe4 Re2+ 36. Kd5 Rxe1 37. Rxc5 bxc5 38. Kxc5 Kf8 39. b6 Ke7 40. b7 Rb1 41. Kc6 f5 42. c5 Kd8 43. Kd6 Rxb7 44. c6 Rb2 45. Kc5 Kc7 46. Kd5 Rxg2 0-1

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "7"]
[White "Lehn, Sascha"]
[Black "Schneider, Alexander"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "78"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Bg5 Bxf3 6. Bxf6 Bxe2 7. Bxe7 Bxe7 8. Bxe2 dxc4 9. Bxc4 0-0 10. d5 Bb4 11. 0-0 Bd6 12. Qb3 Qc8 13. Ne4 Be5 14. dxc6 Nxc6 15. Ng5 Qc7 16. Kh1 Na5 17. Qh3 h6 18. Bxf7+ Rxf7 19. Nxf7 Qxf7 20. Rfb1 Nc4 21. Re1 Rf8 22. Qb3 Bf6 23. Re4 Nxb2 24. Qxf7+ Kxf7 25. Rb1 b6 26. Re2 Na4 27. Rc2 Nc5 28. a4 Ra8 29. a5 Bd8 30. Ra2 bxa5 31. Rb5 Bb6 32. g3 Kf6 33. Kg2 Rd8 34. h4 Ne4 35. g4 g6 36. h5 Nc3 37. Rxb6+ axb6 38. Rc2 Rd3 39. hxg6 Kxg6 0-1

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "2"]
[White "Martens, Stefan"]
[Black "Lehn, Sascha"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "100"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[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. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Qg4 g6 8. h4 h5 9. Qd1 cxd4 10. cxd4 Nge7 11. Nf3 Qb6 12. Bd3 Bd7 13. c3 Na5 14. 0-0 Qb3 15. Qxb3 Nxb3 16. Rb1 Nxc1 17. Rfxc1 b6 18. c4 dxc4 19. Bxc4 Rc8 20. Ba6 Rxc1+ 21. Rxc1 Kd8 22. Ng5 Rf8 23. g3 f6 24. Nh7 Rf7 25. Nxf6 Nd5 26. Nxd5 exd5 27. f4 Bf5 28. Kf2 Rc7 29. Rxc7 Kxc7 30. Ke3 Kc6 31. Bd3 Bxd3 32. Kxd3 a5 33. a4 b5 34. axb5+ Kxb5 35. Kc3 Kc6 36. Kb3 Kb5 37. Ka3 Kc6 38. Ka4 Kb6 39. e6 Kc6 40. Kxa5 Kd6 41. Kb5 Kxe6 42. Kc5 Kf5 43. Kxd5 Kg4 44. Ke4 Kxg3 45. d5 Kxh4 46. d6 Kg3 47. d7 h4 48. d8Q h3 49. Qg5+ Kh2 50. Kf3 Kh1 1-0

[Event "Niedersachsen-ch U15"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "4"]
[White "Melzer, Sascha"]
[Black "Lehn, Sascha"]
[Result "0-1"]
[ECO "A40"]
[PlyCount "60"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e3 d6 4. Bd3 Nc6 5. c3 e5 6. Nbd2 Nce7 7. 0-0 f5 8. e4 Nh6 9. dxe5 dxe5 10. Nc4 Nf7 11. Bc2 Qxd1 12. Rxd1 f4 13. b4 g5 14. Ba4+ c6 15. Nd6+ Nxd6 16. Rxd6 g4 17. Ne1 h5 18. b5 Bd7 19. bxc6 Nxc6 20. Ba3 Bf8 21. Nd3 Bxd6 22. Bxd6 Rh6 23. Bxc6 Rxd6 24. Bxb7 Rb8 25. Bd5 Be6 26. Nxe5 Bxd5 27. exd5 Rxd5 28. Re1 Rc8 29. Nc6+ Kd7 30. Ne7 Re8 0-1

