[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.20"]
[Round "9"]
[White "Schlegel, Harald"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1764"]
[BlackElo "1648"]
[PlyCount "11"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Nf3 c6 6. Bd3 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.19"]
[Round "8"]
[White "Jahn, Jens"]
[Black "Rudolph, Juergen"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "1648"]
[BlackElo "1780"]
[PlyCount "93"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Nf6 5. Bg2 c5 6. 0-0 cxd4 7. Qxd4 Bc5 8. Qd3 Be4 9. Qd1 0-0 10. Nc3 Bb7 11. Qc2 Nc6 12. a3 Nd4 13. Nxd4 Bxg2 14. Rd1 Bh3 15. Ne4 Nxe4 16. Qxe4 f5 17. Qf3 Qe8 18. b4 Bd6 19. Bb2 Bg4 20. Qc3 Be5 21. f3 Bh3 22. f4 Bf6 23. Rd2 e5 24. fxe5 Bxe5 25. Qf3 Bg4 26. Qd5+ Kh8 27. Rad1 f4 28. Ne6 Qxe6 29. Bxe5 fxg3 30. Qxe6 gxh2+ 31. Kxh2 dxe6 32. Rg1 h5 33. Rd7 Rg8 34. Rf1 Kh7 35. Rff7 Raf8 36. e3 Rxf7 37. Rxf7 Kg6 38. Rxa7 Kf5 39. Rxg7 Rxg7 40. Bxg7 Be2 41. c5 bxc5 42. bxc5 Bb5 43. Kg3 Ke4 44. Kf2 Kd5 45. Kg3 Kxc5 46. Kh4 Be2 47. Bf8+ 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.19"]
[Round "7"]
[White "Kern, Rene"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1756"]
[BlackElo "1648"]
[PlyCount "46"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Bc4 c6 6. Nge2 Nd7 7. Bd2 Bg6 8. 0-0 e6 9. Nd5 Qd8 10. Ndf4 Ngf6 11. Nd3 Bd6 12. Bf4 Qc7 13. Bxd6 Qxd6 14. f4 Bxd3 15. Bxd3 0-0-0 16. c3 h5 17. a4 g5 18. fxg5 Ng4 19. Ng3 Ne3 20. Qf3 Nxf1 21. Rxf1 Qd5 22. Qxd5 cxd5 23. Rxf7 h4 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.18"]
[Round "6"]
[White "Becker, Wilma"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "1460"]
[BlackElo "1648"]
[PlyCount "77"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. e3 Nf6 4. Nc3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Nbd7 8. 0-0 Bd6 9. cxd5 cxd5 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Qc7 13. Bg5 0-0 14. Rac1 Qa5 15. a3 Qd5 16. Qxd5 exd5 17. Rfe1 Rfe8 18. Nh4 g6 19. Nf3 Rac8 20. Kf1 Kg7 21. Bd2 Nf6 22. Rxe8 Rxc1+ 23. Bxc1 Nxe8 24. h3 f6 25. Ke2 Nc7 26. Kd3 Ne6 27. g3 g5 28. Ne1 h5 29. Nc2 Kg6 30. Ne3 Nc7 31. Bd2 b6 32. Ng2 f5 33. h4 g4 34. Nf4+ Bxf4 35. Bxf4 Ne6 36. Bd6 Kf6 37. b4 b5 38. Bb8 a6 39. Bd6 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.17"]
[Round "5"]
[White "Jahn, Jens"]
[Black "Didt, Hartmut"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1648"]
[BlackElo "1847"]
[PlyCount "64"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. 0-0 0-0 8. Nbd2 d6 9. b3 Bf5 10. Bb2 Qe7 11. Nd4 Bd7 12. Qc2 Rae8 13. N2f3 Ng4 14. Rfe1 Nxe3 15. fxe3 Qxe3+ 16. Kh1 Nxd4 17. Bxd4 Bxd4 18. Nxd4 Qxd4 19. Rad1 Qe4 20. Qd2 Qg6 21. Bf3 Bg4 22. Rxe8 Rxe8 23. Re1 Rxe1+ 24. Qxe1 Qe6 25. Qh4 h5 26. Bxg4 Qxg4 27. Qd8+ Kh7 28. h3 Qe4 29. Qxc7 Qe1+ 30. Kh2 Qe5+ 31. Kg1 Qe1+ 32. Kh2 Qe5+ 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.17"]
[Round "4"]
[White "Jahn, Jens"]
[Black "Seichter, Andreas"]
[Result "1/2-1/2"]
[ECO "D59"]
[WhiteElo "1648"]
[BlackElo "1787"]
[PlyCount "70"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Bd3 c5 12. 0-0 c4 13. Be2 Be6 14. a4 Nd7 15. Rc1 Qb4 16. Qc2 Nf6 17. Nd2 Rac8 18. Rfd1 c3 19. bxc3 Qe7 20. Qb3 Rc7 21. Ba6 Ng4 22. h3 Nf6 23. c4 Bc8 24. Bxc8 Rfxc8 25. Rc2 dxc4 26. Rxc4 Rxc4 27. Nxc4 Qe6 28. Nd2 Qxb3 29. Nxb3 Rc3 30. Rb1 Ne4 31. f3 Nd6 32. e4 Rd3 33. d5 Nc4 34. Kf2 Na3 35. Rb2 Nc4 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.16"]
[Round "2"]
[White "Jahn, Jens"]
[Black "Kielstein, Hans"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1648"]
[BlackElo "1815"]
[PlyCount "74"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Nbd7 6. Be2 0-0 7. 0-0 e5 8. Be3 Re8 9. d5 Ng4 10. Bg5 f6 11. Bd2 a5 12. Qc1 f5 13. Bg5 Ngf6 14. exf5 gxf5 15. Bh6 f4 16. Bxg7 Kxg7 17. Ng5 Nf8 18. g3 Ng6 19. Bd3 h6 20. Nge4 Bf5 21. Qc2 Rf8 22. Nxd6 Bxd3 23. Nf5+ Bxf5 24. Qxf5 Qd7 25. Qd3 Rae8 26. Rae1 b6 27. Kh1 Qe7 28. gxf4 Nxf4 29. Rg1+ Kf7 30. Qe3 Rg8 31. Ne4 Rxg1+ 32. Rxg1 Rg8 33. Rd1 Nxe4 34. Qxe4 Qg5 35. d6 cxd6 36. Qb7+ Ke6 37. Qxb6 Qg2# 0-1

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.16"]
[Round "3"]
[White "Kuehnl, Bernd"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "D08"]
[WhiteElo "1841"]
[BlackElo "1648"]
[PlyCount "114"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. Nf3 Bg4 6. Nbd2 Nge7 7. h3 Bxf3 8. Nxf3 Ng6 9. b4 Ngxe5 10. Nxe5 Nxe5 11. Bb2 c5 12. e3 Nc6 13. b5 Qa5+ 14. Qd2 Qxd2+ 15. Kxd2 dxe3+ 16. Kxe3 Nd4 17. Bxd4 cxd4+ 18. Kxd4 0-0-0+ 19. Kc3 Bc5 20. Ra2 Rhe8 21. g4 Rd6 22. Bg2 Rf6 23. Rf1 Re7 24. Rd2 Rd6 25. Rxd6 Bxd6 26. a4 Bc5 27. Kd3 f6 28. Be4 h6 29. f4 Rd7+ 30. Bd5 Re7 31. Rf3 Kc7 32. f5 b6 33. Be6 Re8 34. Rf1 Rd8+ 35. Bd5 Re8 36. Rd1 Re3+ 37. Kc2 Rxh3 38. Be6 Bd6 39. Rd3 Rh2+ 40. Kb3 Rg2 41. a5 Rg3 42. Rxg3 Bxg3 43. c5 bxc5 44. Kc4 Bf2 45. Bd5 Be1 46. b6+ axb6 47. a6 Kb8 48. Bc6 Ka7 49. Bb5 Bd2 50. Kd5 Kb8 51. Ke6 Bg5 52. Kf7 Ka7 53. Kxg7 Kb8 54. Kf7 Ka7 55. Ke6 Kb8 56. Kd7 Ka7 57. Kc6 Bf4 1/2-1/2

[Event "Leipzig VfB op 23rd"]
[Site "Leipzig"]
[Date "2016.03.15"]
[Round "1"]
[White "Dobierzin, Olaf"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2011"]
[BlackElo "1648"]
[PlyCount "104"]
[EventDate "2016.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bf5 6. Bc4 e6 7. Bd2 Nf6 8. Nd5 Qd8 9. Nxf6+ Qxf6 10. c3 Bd6 11. 0-0 Nd7 12. Bg5 Qg6 13. Qd2 h6 14. Bf4 Bxf4 15. Qxf4 Bh3 16. Nh4 Qg5 17. Qg3 Qxg3 18. fxg3 Bg4 19. h3 g5 20. hxg4 gxh4 21. gxh4 Ke7 22. Rf4 Nb6 23. Bb3 Nd5 24. Rf3 Rhg8 25. Raf1 Raf8 26. c4 Nb6 27. Rf4 Rg7 28. Kh2 Rfg8 29. R1f2 Nd7 30. c5 f6 31. Re2 Nf8 32. Bxe6 Nxe6 33. Rfe4 Rxg4 34. Rxe6+ Kf7 35. Re7+ Kf8 36. Rxb7 Rxh4+ 37. Kg1 Rxd4 38. Rxa7 Rc4 39. Rd2 Ke8 40. Ra8+ Kf7 41. Rd7+ Ke6 42. Rd6+ Kf7 43. Rxg8 Kxg8 44. Rxc6 Kf7 45. b3 Rc1+ 46. Kh2 Rc2 47. b4 Rxa2 48. Rc7+ Ke6 49. b5 Rb2 50. b6 Kd5 51. b7 Rb4 52. c6 Rh4+ 1-0

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.08"]
[Round "9"]
[White "Seichter, Andreas"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1801"]
[BlackElo "1653"]
[PlyCount "69"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Bf5 6. Nf3 Nf6 7. Bd2 Nbd7 8. Nd5 Qd8 9. Ne3 Bg6 10. Nh4 e6 11. Nxg6 hxg6 12. c3 Bd6 13. h3 Qc7 14. Qf3 Nb6 15. Bb3 Nbd5 16. Nc4 Be7 17. 0-0 0-0 18. Ne5 Bd6 19. Rae1 Nd7 20. Nc4 Bf4 21. Ne3 Nxe3 22. fxe3 Bh6 23. Re2 Rae8 24. Ref2 Nf6 25. e4 Bxd2 26. Rxd2 Re7 27. e5 Nd5 28. Re2 Qd8 29. Qg4 Rc7 30. h4 Ne7 31. h5 Nf5 32. hxg6 Qh4 33. gxf7+ Rcxf7 34. Qxh4 Nxh4 35. Bxe6 1-0

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.07"]
[Round "7"]
[White "Gross, Reinhard"]
[Black "Jahn, Jens"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1733"]
[BlackElo "1653"]
[PlyCount "60"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nc3 Nf6 2. Nf3 d5 3. d4 Bf5 4. Bf4 a6 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 Be7 8. e4 dxe4 9. Nxe4 Nbd7 10. 0-0 0-0 11. c3 c5 12. Be3 Rc8 13. dxc5 Nxc5 14. Nxc5 Bxc5 15. Qxd8 Rfxd8 16. Bg5 Be7 17. Rfd1 h6 18. Be3 Nd5 19. Bd4 f6 20. Kf1 e5 21. Be3 Nxe3+ 22. fxe3 g5 23. Ke2 Kf7 24. Rxd8 Rxd8 25. Rd1 Rxd1 26. Kxd1 Ke6 27. g4 Kd5 28. Ke2 Bd6 29. e4+ Kxe4 30. h4 Kf4 0-1

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.07"]
[Round "8"]
[White "Jahn, Jens"]
[Black "Hofmann, Helge"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "1653"]
[BlackElo "1787"]
[PlyCount "55"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. Bd3 Be7 7. 0-0 0-0 8. a3 dxc4 9. Bxc4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Qc7 12. Be2 Rd8 13. Qc4 Qxc4 14. Bxc4 e5 15. b4 Bf5 16. Bb2 Rac8 17. Bb3 Rd2 18. Ra2 e4 19. Ba1 Rcd8 20. Rxd2 Rxd2 21. Rd1 Rxd1+ 22. Bxd1 Be6 23. Bc2 Bf5 24. f3 Bg6 25. Nxe4 Nxe4 26. Bxe4 Bxe4 27. fxe4 b5 28. Kf2 1/2-1/2

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.06"]
[Round "6"]
[White "Jahn, Jens"]
[Black "Loyal, Martin"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "1653"]
[BlackElo "1739"]
[PlyCount "80"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 Be7 6. e3 Ne4 7. Bxe7 Qxe7 8. Qc2 Ndf6 9. cxd5 exd5 10. Bd3 c6 11. 0-0 h5 12. Ne5 Nxc3 13. bxc3 Ng4 14. Nf3 0-0 15. Bf5 Qf6 16. Bxc8 Raxc8 17. h3 Nh6 18. Ne5 Rfd8 19. Qe2 g6 20. c4 dxc4 21. Qxc4 c5 22. Qa4 cxd4 23. exd4 Nf5 24. Rfd1 Nxd4 25. Rxd4 Qxe5 26. Rad1 Rxd4 27. Rxd4 Rc1+ 28. Rd1 Qa1 29. Rxc1 Qxc1+ 30. Kh2 Qc7+ 31. Kg1 a6 32. Qe8+ Kg7 33. Qe3 b5 34. g4 hxg4 35. hxg4 a5 36. g5 b4 37. Qd4+ Kg8 38. Qd5 Qc1+ 39. Kg2 Qa3 40. Qd8+ Kg7 1/2-1/2

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.05"]
[Round "4"]
[White "Jahn, Jens"]
[Black "Zaerban, Jan Christopher"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1653"]
[BlackElo "1916"]
[PlyCount "50"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Nf3 Nc6 6. Bf4 a6 7. e3 Bg4 8. Be2 e6 9. h3 Bxf3 10. Bxf3 Bd6 11. Bxd6 Qxd6 12. 0-0 0-0 13. a3 Rfc8 14. b4 Nxb4 15. Nb5 axb5 16. axb4 Qxb4 17. Rb1 Qa4 18. Be2 Ne4 19. Bxb5 Qxd1 20. Rbxd1 Nc3 21. Bd3 Nxd1 22. Rxd1 Ra3 23. Kf1 Rcc3 24. Ke2 Ra2+ 25. Ke1 Rca3 0-1

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.05"]
[Round "5"]
[White "Kielstein, Hans"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1875"]
[BlackElo "1653"]
[PlyCount "113"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Nf3 c6 6. Bd3 Bxd3 7. Qxd3 Nf6 8. 0-0 e6 9. Bg5 Nbd7 10. Rfe1 Be7 11. Ne5 Qc7 12. Rad1 0-0 13. Ne4 Nxe5 14. dxe5 Nxe4 15. Bxe7 Nxf2 16. Qd6 Qxd6 17. Rxd6 Rfe8 18. Rd7 Ng4 19. Rxb7 Reb8 20. Rb4 Rxb4 21. Bxb4 Rd8 22. Bd6 Nh6 23. c4 Nf5 24. c5 Nxd6 25. exd6 Rb8 26. Re2 Kf8 27. a3 a5 28. b4 axb4 29. Rb2 Ke8 30. axb4 Kd7 31. Kf2 f5 32. Ke3 e5 33. Kd3 e4+ 34. Ke3 g5 35. h4 h6 36. g3 Rb7 37. hxg5 hxg5 38. g4 f4+ 39. Kxe4 Ke6 40. Kf3 Kd7 41. Rh2 Rxb4 42. Rh5 Rb3+ 43. Ke4 f3 44. Rxg5 f2 45. Rf5 Rb2 46. g5 Rb4+ 47. Kd3 Ke6 48. Rxf2 Rb3+ 49. Kc4 Rg3 50. Re2+ Kd7 51. Re7+ Kd8 52. Rc7 Rg4+ 53. Kd3 Rxg5 54. Rxc6 Kd7 55. Rc7+ Kd8 56. Kc4 Rg1 57. Kb5 1-0

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.04"]
[Round "2"]
[White "Jahn, Jens"]
[Black "Koenig, Falk"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1653"]
[BlackElo "2129"]
[PlyCount "66"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Bd3 Nbd7 6. Nbd2 c5 7. c3 b6 8. h3 Bb7 9. 0-0 0-0 10. Qc2 d5 11. Rfe1 Rc8 12. Rac1 Nh5 13. Bh2 Nhf6 14. Qb1 Re8 15. e4 dxe4 16. Nxe4 Nxe4 17. Bxe4 Bxe4 18. Qxe4 cxd4 19. Nxd4 Nc5 20. Qe3 e5 21. Nf3 f6 22. Rcd1 Qe7 23. Nd4 Na4 24. Rd2 Qc5 25. Nf3 Qxe3 26. Rxe3 Bh6 27. Red3 Bxd2 28. Rxd2 Red8 29. Rxd8+ Rxd8 30. g4 Nxb2 31. Kg2 g5 32. Bg3 Na4 33. c4 Nb2 0-1

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.04"]
[Round "3"]
[White "Miszler, Levente"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1847"]
[BlackElo "1653"]
[PlyCount "107"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bf5 5. Bc4 c6 6. 0-0 e6 7. d3 Nf6 8. Bd2 Qc7 9. Qe2 Nbd7 10. Ne4 Be7 11. Bc3 0-0 12. Nxf6+ Bxf6 13. Bxf6 Nxf6 14. h3 h6 15. Rfe1 Rfe8 16. Nd2 Rad8 17. Ne4 Bxe4 18. dxe4 Rd7 19. Rad1 Red8 20. f3 Qb6+ 21. Kh1 Qxb2 22. Rxd7 Rxd7 23. Rd1 Rxd1+ 24. Qxd1 Qb6 25. Bb3 Qc7 26. Qd4 b6 27. a3 Qd7 28. Qxd7 Nxd7 29. Kg1 Kf8 30. Kf2 Ke7 31. Ke3 Kd6 32. f4 Nc5 33. Bc4 b5 34. e5+ Kc7 35. Kd4 Kb6 36. Ba2 Na4 37. g4 c5+ 38. Kd3 c4+ 39. Kd2 Kc5 40. c3 a5 41. Bb1 b4 42. axb4+ axb4 43. cxb4+ Kxb4 44. Bc2 Nc5 45. h4 Nb3+ 46. Kd1 Kc3 47. f5 Kd4 48. f6 gxf6 49. exf6 Ke5 50. g5 Nd4 51. Bg6 hxg5 52. hxg5 Kf4 53. Bxf7 Kxg5 54. Bxe6 1/2-1/2

[Event "Leipzig VfB op 22nd"]
[Site "Leipzig"]
[Date "2015.03.03"]
[Round "1"]
[White "Reimann, Hubert"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "1969"]
[BlackElo "1653"]
[PlyCount "86"]
[EventDate "2015.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Be2 Be7 7. 0-0 0-0 8. Ne5 Nbd7 9. Nxd7 Qxd7 10. f3 Rfd8 11. Qe1 Rac8 12. c5 b6 13. g4 Bg6 14. b4 bxc5 15. bxc5 Rb8 16. Qf2 Qc7 17. g5 Nd7 18. f4 f6 19. Bg4 f5 20. Bf3 Qa5 21. Qc2 Rb7 22. Bd2 Qc7 23. h4 Rdb8 24. Rab1 Bd8 25. Rb3 Rxb3 26. axb3 Rb7 27. Ra1 a5 28. Nb1 Qb8 29. Bd1 e5 30. dxe5 Nxe5 31. fxe5 Qxe5 32. Bc3 Qg3+ 33. Qg2 Qxh4 34. Kf1 Bxg5 35. Be1 Qh6 36. Bd2 Bxe3 37. Bxe3 Qxe3 38. Qe2 Qf4+ 39. Qf2 Qe4 40. Nd2 Qh1+ 41. Qg1 Qh3+ 42. Qg2 Qd3+ 43. Qe2 Qh3+ 1/2-1/2

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.08"]
[Round "8"]
[White "Jahn, Jens"]
[Black "Didt, Hartmut"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1641"]
[BlackElo "1884"]
[PlyCount "32"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. Nbd2 d6 8. 0-0 0-0 9. b3 Bf5 10. Nxe5 Nxe5 11. Bb2 Qe7 12. Nf3 Nxf3+ 13. Bxf3 c6 14. Qd2 a5 15. Qc3 f6 16. a3 Bg6 1/2-1/2

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.08"]
[Round "9"]
[White "Jahn, Jens"]
[Black "Holz auf der Heide, Gerhard"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1641"]
[BlackElo "1834"]
[PlyCount "10"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 1/2-1/2

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.08"]
[Round "7"]
[White "Kielstein, Hans"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1908"]
[BlackElo "1641"]
[PlyCount "42"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. Be2 Nf6 6. d4 e6 7. 0-0 Be7 8. Be3 0-0 9. h3 Bxf3 10. Bxf3 c6 11. Qe2 Nbd7 12. Rfe1 Rfe8 13. Qc4 Qc7 14. Rad1 Nb6 15. Qb3 Rad8 16. Bg5 Nbd5 17. Nxd5 Nxd5 18. Bxe7 Rxe7 19. Bxd5 exd5 20. Qb4 Rde8 21. Rxe7 Qxe7 1/2-1/2

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.07"]
[Round "6"]
[White "Kuehnl, Bernd"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1848"]
[BlackElo "1641"]
[PlyCount "99"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 e6 6. Bg5 Be7 7. e3 0-0 8. Bd3 Nc6 9. Rc1 Bd7 10. 0-0 Rc8 11. a3 a6 12. Rc2 Nh5 13. Bxe7 Qxe7 14. Qe2 Nf6 15. Rfc1 Rc7 16. Ne5 Rfc8 17. Na2 Be8 18. Nxc6 Bxc6 19. b4 Ba4 20. Rxc7 Rxc7 21. Qd2 Qd7 22. Rxc7 Qxc7 23. Qc3 Qxc3 24. Nxc3 Bc6 25. Kf1 Kf8 26. Ke2 h6 27. f3 Ke7 28. Kd2 Ne8 29. Kc2 Nd6 30. Kb3 b5 31. Nb1 f5 32. Kc2 Nc4 33. Bxc4 bxc4 34. Nc3 Kd7 35. Kd2 g5 36. f4 g4 37. h4 h5 38. Ne2 Kc7 39. Ng3 Be8 40. Kc3 Kb6 41. a4 Bf7 42. Kb2 Be8 43. Ka3 Bf7 44. Ne2 Be8 45. Nc3 Bd7 46. a5+ Kb7 47. Ne2 Kc6 48. Ka4 Kb7+ 49. Ka3 Bc6 50. Nc3 1/2-1/2

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.06"]
[Round "5"]
[White "Jahn, Jens"]
[Black "Eidam, Horst"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1641"]
[BlackElo "1932"]
[PlyCount "48"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. e4 Nxc3 7. bxc3 c5 8. Be2 Nc6 9. Bb2 cxd4 10. cxd4 Qa5+ 11. Qd2 Qxd2+ 12. Kxd2 0-0 13. Rab1 Rd8 14. d5 e6 15. Bxg7 Kxg7 16. Bc4 Na5 17. Kc3 Nxc4 18. Kxc4 exd5+ 19. exd5 b6 20. Ne5 Ba6+ 21. Kd4 Bb7 22. Rb5 Rac8 23. a4 a6 24. Rxb6 Rxd5+ 0-1

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.06"]
[Round "4"]
[White "Riedel, Bert"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1890"]
[BlackElo "1641"]
[PlyCount "99"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. e3 Bf5 4. c4 e6 5. Nc3 c6 6. Qb3 Qb6 7. c5 Qc7 8. Nh4 Bg6 9. Nxg6 hxg6 10. g3 Nbd7 11. Qc2 a5 12. Bg2 b6 13. cxb6 Nxb6 14. b3 c5 15. Nb5 Qc8 16. dxc5 Bxc5 17. 0-0 0-0 18. Bb2 Be7 19. Rfc1 Qxc2 20. Rxc2 Rfc8 21. Rac1 Rxc2 22. Rxc2 Rc8 23. Rxc8+ Nxc8 24. Bd4 Nd6 25. Bf1 Kf8 26. f3 Nd7 27. Kf2 Nxb5 28. Bxb5 Nc5 29. Ke2 f6 30. Bc3 Nb7 31. Bc6 Nc5 32. Bxa5 Bd6 33. b4 Na6 34. b5 Nb8 35. Bb7 Ke8 36. a4 Kd7 37. Kd3 Bc7 38. Bb4 Bd6 39. Bc8+ Kxc8 40. Bxd6 Nd7 41. e4 dxe4+ 42. Kxe4 Kb7 43. a5 g5 44. Kd4 e5+ 45. Kd5 g6 46. Ke6 Kc8 47. b6 f5 48. b7+ Kd8 49. b8Q+ Nxb8 50. Bxb8 1-0

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.05"]
[Round "3"]
[White "Jahn, Jens"]
[Black "Bruening, Wolfgang"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "1641"]
[BlackElo "1922"]
[PlyCount "97"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. cxd5 exd5 6. Bg2 Bd6 7. Nc3 c6 8. 0-0 0-0 9. Bg5 Qe8 10. e3 Ne4 11. Qc2 Nd7 12. Bf4 Qe7 13. Rfe1 a5 14. a3 Nxc3 15. Bxd6 Qxd6 16. Qxc3 Nf6 17. Ne5 Ne4 18. Qc2 Be6 19. Rac1 Rfc8 20. Nd3 b6 21. Nf4 Bd7 22. Nd3 Ra7 23. b4 axb4 24. axb4 Rca8 25. Qd1 Ra2 26. Re2 Qf8 27. Ne5 Be8 28. Bxe4 fxe4 29. Rxa2 Rxa2 30. Rc2 Rxc2 31. Qxc2 Qxb4 32. Nxc6 Qc4 33. Qxc4 dxc4 34. Ne7+ Kf7 35. Nd5 Bc6 36. Nb4 Bd7 37. Kf1 Ke6 38. Ke2 Ba4 39. Kd2 Bd7 40. Kc3 b5 41. d5+ Ke5 42. h4 Be8 43. Kd2 Bf7 44. Kc3 h5 45. Nc2 Kxd5 46. Kb4 Be8 47. Nd4 Bd7 48. Nc2 Kd6 49. Nd4 1/2-1/2

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.05"]
[Round "2"]
[White "Petiko, Nikolai"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2074"]
[BlackElo "1641"]
[PlyCount "43"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Bf5 5. Nf3 Nf6 6. Bd2 c6 7. Bc4 Nbd7 8. Nd5 Qd8 9. Ne3 Bg6 10. Qe2 e6 11. 0-0-0 Be7 12. Kb1 0-0 13. h4 Nb6 14. Bb3 h6 15. g4 Ne4 16. Bc1 Nd5 17. Nxd5 cxd5 18. Rdg1 Rc8 19. Ne5 Bh7 20. f3 Nd6 21. g5 hxg5 22. hxg5 1-0

[Event "Leipzig VfB op 21st"]
[Site "Leipzig"]
[Date "2014.03.04"]
[Round "1"]
[White "Jahn, Jens"]
[Black "Ziese, Gerhard"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1641"]
[BlackElo "2000"]
[PlyCount "55"]
[EventDate "2014.03.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nf3 e4 6. Nd4 Nc6 7. e3 Bc5 8. Be2 0-0 9. 0-0 d5 10. cxd5 Qxd5 11. Nc3 Qd7 12. Nxc6 Qxc6 13. Bd2 Bf5 14. Rc1 Rfd8 15. Qe1 Rac8 16. b4 Bxb4 17. Nxe4 Qxe4 18. Rxc8 Bxc8 19. Bxb4 b6 20. Bc3 Nd5 21. Qd2 f5 22. Rd1 Bb7 23. Bf3 Qc4 24. Be2 Qc6 25. Qd4 Rd7 26. Bc4 Kf8 27. Bxd5 Qxd5 28. Qb4+ 1-0

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.09"]
[Round "7"]
[White "Jahn, Jens"]
[Black "Langer, Stefan"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "1592"]
[BlackElo "1805"]
[PlyCount "66"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 0-0 7. Qc2 Nbd7 8. Bd3 dxc4 9. Bxc4 Re8 10. 0-0 Nf8 11. Ne5 Qc7 12. Rac1 b6 13. a3 Bb7 14. Ba2 Rac8 15. Bb1 Ba8 16. Ne4 Nxe4 17. Bxe7 Qxe7 18. Qxe4 c5 19. Qf4 cxd4 20. Qxd4 Qg5 21. f3 Red8 22. Qf4 Qxf4 23. exf4 Rxc1 24. Rxc1 f6 25. Nc4 Rd4 26. f5 e5 27. Ba2 Bd5 28. b3 Nd7 29. Ne3 Bf7 30. Rc8+ Nf8 31. Rc2 Rd3 32. Nc4 Nd7 33. Rd2 Bxc4 0-1

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.09"]
[Round "8"]
[White "Jahn, Jens"]
[Black "Schlegel, Harald"]
[Result "1/2-1/2"]
[ECO "D43"]
[WhiteElo "1592"]
[BlackElo "1824"]
[PlyCount "38"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 g5 7. Bg3 dxc4 8. e4 b5 9. h3 b4 10. Na4 Nxe4 11. Bxc4 Nxg3 12. fxg3 Qc7 13. Ne5 Bg7 14. Qe2 0-0 15. Nc5 Qd6 16. 0-0-0 a5 17. g4 Ra7 18. Rhf1 Re8 19. Qe4 Bxe5 1/2-1/2

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.09"]
[Round "9"]
[White "Pauscher, Wolfgang"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1806"]
[BlackElo "1592"]
[PlyCount "76"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Nf3 Bf5 7. Bc4 Nbd7 8. Bb3 e6 9. Qe2 Be7 10. h3 Qc7 11. 0-0-0 h6 12. g4 Bh7 13. Rhe1 0-0-0 14. Ne5 Nxe5 15. dxe5 Nd5 16. Nxd5 cxd5 17. Qb5 Qc5 18. Qxc5+ Bxc5 19. f4 Kb8 20. c3 Be4 21. Be3 Rc8 22. Bxc5 Rxc5 23. Rd4 h5 24. Rg1 hxg4 25. hxg4 g6 26. Bc2 Rh1 27. Rxh1 Bxh1 28. f5 g5 29. Rd1 Bf3 30. Rg1 Rc4 31. Bd1 Bxd1 32. Kxd1 Kc7 33. Rh1 Rxg4 34. Rh7 Rg1+ 35. Kd2 Rg2+ 36. Kd1 Rg1+ 37. Kc2 Rg2+ 38. Kc1 Rg1+ 1/2-1/2

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.08"]
[Round "6"]
[White "Ditz, Roland"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1767"]
[BlackElo "1592"]
[PlyCount "118"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. 0-0 e6 7. d4 c6 8. Ne5 Nbd7 9. Nxd7 Nxd7 10. a3 Bd6 11. Bg4 Nf6 12. Bf3 0-0 13. Re1 Rad8 14. Ne4 Be7 15. Bg5 Bxe4 16. Bxf6 Bxf3 17. Qxf3 Bxf6 18. c3 Rd7 19. Re2 Rfd8 20. Rae1 Qd5 21. Qg3 Qd6 22. Qf3 Qd5 23. Qh3 c5 24. dxc5 Qxc5 25. Qf3 Qc6 26. Qe3 a6 27. Qf4 Rd1 28. Qe3 Rxe1+ 29. Rxe1 Rd5 30. g3 Re5 31. Qd2 Rxe1+ 32. Qxe1 Qb5 33. Qd2 h6 34. Qc2 Qd5 35. Qe2 Bg5 36. Qc2 b5 37. a4 Qd2 38. Qb3 bxa4 39. Qxa4 Qc1+ 40. Kg2 Qxb2 41. Qe8+ Kh7 42. Qxf7 Qb6 43. h4 Bd2 44. h5 Qc6+ 45. f3 a5 46. c4 a4 47. Qg6+ Kg8 48. Qd3 Bg5 49. Kh3 Qc8 50. Kg2 Qc5 51. Qg6 Qe7 52. c5 Qxc5 53. Qe8+ Qf8 54. Qxa4 Qf7 55. Qa8+ Kh7 56. Qe4+ Qf5 57. Qc4 Bd8 58. g4 Qe5 59. Qd3+ Kg8 1/2-1/2

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.07"]
[Round "5"]
[White "Jahn, Jens"]
[Black "Schuetzhold, Frank"]
[Result "0-1"]
[ECO "E41"]
[WhiteElo "1592"]
[BlackElo "1900"]
[PlyCount "112"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Bd3 Bxc3+ 7. bxc3 d6 8. 0-0 0-0 9. Qc2 e5 10. d5 Na5 11. Ng5 h6 12. Nh7 Nxh7 13. Bxh7+ Kh8 14. Bd3 f5 15. e4 f4 16. f3 h5 17. g3 g5 18. Rf2 Bh3 19. Be2 Bd7 20. Bd2 Qf6 21. Kh1 Qh6 22. Rg1 Rf7 23. Bf1 Raf8 24. Qd3 a6 25. h3 b5 26. cxb5 Bxb5 27. Qb1 Rb7 28. Qc2 Nc4 29. a4 Ne3 30. Bxe3 fxe3 31. Rfg2 Bd7 32. Qd3 Bxh3 33. Rh2 Bxf1 34. Rxf1 Rbf7 35. Qxe3 Qg6 36. g4 h4 37. Kg2 Rf4 38. Qe2 Qf7 39. Rh3 Qb7 40. Qc2 Rb8 41. Rhh1 Qb2 42. Rf2 Qb6 43. Rff1 Qb2 44. Rf2 Qxc2 45. Rxc2 Rf7 46. Kf2 Rfb7 47. Rhc1 Rb3 48. Ra1 Rb2 49. Rac1 Kg7 50. Rxb2 Rxb2+ 51. Kg1 Kf6 52. Rf1 Ke7 53. Rf2 Rb3 54. Rc2 Kd7 55. Kf2 Ra3 56. Rb2 Kc7 0-1

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.07"]
[Round "4"]
[White "Reinsdorf, Christin"]
[Black "Jahn, Jens"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1869"]
[BlackElo "1592"]
[PlyCount "104"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bf4 Bf5 7. Bd3 Bxd3 8. Qxd3 Nd5 9. Bd2 Nxc3 10. Bxc3 Qd5 11. 0-0 e6 12. b3 Be7 13. Rad1 0-0 14. Bd2 Nd7 15. Rfe1 Nf6 16. Bf4 c5 17. c4 Qd8 18. Be5 cxd4 19. Bxd4 b6 20. Ne5 Qc7 21. Qf3 Rac8 22. Nd3 Rfd8 23. Be5 Qc6 24. Qf4 Bd6 25. Bxd6 Qxd6 26. Qxd6 Rxd6 27. Nb2 Rcd8 28. Rxd6 Rxd6 29. Rd1 Rxd1+ 30. Nxd1 Ne4 31. f3 Nd6 32. Kf2 Kf8 33. Ke3 Ke7 34. Nc3 Kd7 35. g4 f5 36. Kf4 g6 37. h3 h6 38. Ke5 Ke7 39. Nb5 Nxb5 40. cxb5 fxg4 41. fxg4 g5 42. b4 Kd7 43. a3 Ke7 44. Ke4 Kd6 45. Kd4 e5+ 46. Ke4 Ke6 47. Ke3 Kd5 48. Kd3 e4+ 49. Ke3 Ke5 50. a4 Kd5 51. a5 Ke5 52. axb6 axb6 0-1

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.06"]
[Round "2"]
[White "Bauer, David"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1818"]
[BlackElo "1592"]
[PlyCount "71"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qc7 10. Rc1 Be7 11. g3 0-0 12. Bg2 b6 13. Ne5 Nd5 14. Nxd5 exd5 15. Bxd5 Qd6 16. Nxc6 Bb7 17. Nxe7+ Qxe7 18. Bxb7 Qxb7 19. 0-0 Rac8 20. Qd2 Rfd8 21. Rc3 Rxc3 22. Qxc3 Rc8 23. Qd3 Rc6 24. d5 Rd6 25. e4 h5 26. Rc1 Qd7 27. Qc4 Kh7 28. Qc7 f6 29. Qxd7 Rxd7 30. f3 g5 31. Rc6 Kg7 32. Kf2 g4 33. f4 f5 34. Ke3 fxe4 35. Kxe4 Re7+ 36. Re6 1-0

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.06"]
[Round "3"]
[White "Jahn, Jens"]
[Black "Ott, Herbert"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1592"]
[BlackElo "1711"]
[PlyCount "77"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. e3 e6 6. Nh4 Be7 7. Nxf5 exf5 8. cxd5 Nxd5 9. Bd3 g6 10. 0-0 Nxc3 11. bxc3 0-0 12. Re1 Nd7 13. e4 fxe4 14. Bxe4 Nf6 15. Bc2 Re8 16. Bb2 Bf8 17. Qd2 Bg7 18. Rxe8+ Nxe8 19. Re1 Nd6 20. Bb3 a5 21. a4 b5 22. Ba3 Nf5 23. Qf4 b4 24. cxb4 axb4 25. Bb2 Qf6 26. Re5 Nd6 27. Qxf6 Bxf6 28. Rc5 Ra6 29. Bc4 Nxc4 30. Rxc4 Be7 31. g3 Bf8 32. Bc1 b3 33. Bb2 Bg7 34. Rb4 Ra8 35. Rxb3 Rxa4 36. Rb8+ Bf8 37. Rc8 Ra2 38. Bc3 f5 39. Bb4 1-0

[Event "Leipzig VfB op 20th"]
[Site "Leipzig"]
[Date "2013.03.05"]
[Round "1"]
[White "Jahn, Jens"]
[Black "Ziese, Gerhard"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1592"]
[BlackElo "1998"]
[PlyCount "78"]
[EventDate "2013.03.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. b3 bxc4 5. bxc4 g6 6. Nc3 Bg7 7. Bb2 0-0 8. Nf3 d6 9. e3 Nbd7 10. Bd3 Rb8 11. Qc2 Qa5 12. 0-0 Ng4 13. Rab1 Rxb2 14. Rxb2 Qxc3 15. Rb3 Qa5 16. Rfb1 Nge5 17. Nxe5 Bxe5 18. Rb5 Qa6 19. Qd2 Nb6 20. Qe1 Bd7 21. Qa5 Bxb5 22. Rxb5 Qxa5 23. Rxa5 Ra8 24. f4 Bf6 25. Be2 a6 26. e4 Bb2 27. Kf1 Nd7 28. Bf3 Ra7 29. Ke2 Kg7 30. Bg4 Nb6 31. Kd3 h5 32. Be2 Nd7 33. Kc2 Bd4 34. Ra3 a5 35. g4 hxg4 36. Bxg4 Nf6 37. Bf3 a4 38. h3 Kf8 39. Kd3 Bb2 0-1

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.11"]
[Round "9"]
[White "Ortlepp, Konstanze"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1017"]
[BlackElo "1606"]
[PlyCount "49"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bd3 e6 6. Bf4 Nbd7 7. 0-0 Be7 8. Re1 0-0 9. Nbd2 a6 10. c3 b5 11. Rc1 Bb7 12. Ne5 Re8 13. Ndf3 Rc8 14. Ng5 Qc7 15. Qd2 Nxe5 16. Bxe5 Bd6 17. Qf4 Rcd8 18. Qh4 Bxe5 19. dxe5 Ne4 20. Qxh7+ Kf8 21. Qh8+ Ke7 22. Qxg7 Nxg5 23. Qxg5+ Kd7 24. Qg7 Kc8 25. Qg3 1/2-1/2

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.10"]
[Round "7"]
[White "Jahn, Jens"]
[Black "Urban, Thomas"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1606"]
[BlackElo "1428"]
[PlyCount "49"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 a5 7. Bxb4 axb4 8. Nf3 Nf6 9. Nc5 b6 10. Nd3 Na6 11. c5 bxc5 12. Nxc5 Nxc5 13. dxc5 Nd5 14. Qd4 Qf6 15. Bc4 Qxd4 16. Nxd4 Ba6 17. Bxa6 Rxa6 18. 0-0 Kd7 19. a3 Rha8 20. Nc2 Ra5 21. axb4 Rxa1 22. Nxa1 Nxb4 23. Rd1+ Nd5 24. b4 Ra4 25. Nc2 1/2-1/2

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.10"]
[Round "8"]
[White "Weigel, Helmut"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "1530"]
[BlackElo "1606"]
[PlyCount "54"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Nf6 7. 0-0 Be7 8. Nc3 Nbd7 9. cxd5 cxd5 10. b3 0-0 11. Bb2 Rc8 12. Rfc1 a6 13. e4 dxe4 14. Nxe4 Nc5 15. Nxc5 Bxc5 16. Rxc5 Rxc5 17. Ba3 Rc7 18. Bxf8 Kxf8 19. h3 Qc8 20. Rd1 Rc3 21. Qb1 Rc2 22. Ne1 Rc3 23. Nd3 Rc2 24. Ne1 Rc7 25. Nd3 g6 26. Rc1 Nd5 27. Rxc7 Qxc7 1/2-1/2

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.09"]
[Round "6"]
[White "Jahn, Jens"]
[Black "Vorreiter, Heiko"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "1606"]
[BlackElo "1412"]
[PlyCount "68"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. Nf3 Nbd7 6. e3 Bb4 7. Rc1 Qa5 8. a3 Bxc3+ 9. bxc3 Ne4 10. Qc2 Nxg5 11. Nxg5 dxc4 12. Ne4 Qxa3 13. Bxc4 0-0 14. Ba2 b6 15. 0-0 Bb7 16. Ra1 Qe7 17. Bb1 f5 18. Ng3 Nf6 19. Ba2 Kh8 20. Rfe1 Ng4 21. f3 Nf6 22. e4 f4 23. e5 fxg3 24. exf6 gxh2+ 25. Kh1 Rxf6 26. Qb3 Re8 27. Re5 Qf7 28. Qc2 Bc8 29. Rae1 Bd7 30. R1e3 Rg6 31. g4 Qf4 32. Bb1 Rh6 33. Rh5 Qxe3 34. Rxh6 Qg1# 0-1

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.08"]
[Round "4"]
[White "Jahn, Jens"]
[Black "Keller, Ralf"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1606"]
[BlackElo "1490"]
[PlyCount "98"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. dxe5 d4 5. Ne4 Qa5+ 6. Bd2 Qxe5 7. Ng3 c5 8. Nf3 Qc7 9. e3 Nc6 10. exd4 cxd4 11. Bd3 Bg4 12. h3 Bxf3 13. Qxf3 Ne5 14. Qe2 0-0-0 15. Bf5+ Kb8 16. 0-0 Bd6 17. Rac1 Nc6 18. Ne4 Bf4 19. Qf3 Bxd2 20. Nxd2 g6 21. Be4 Ne5 22. Qb3 Nf6 23. Bf3 Nfd7 24. Ne4 f5 25. Nd2 Nc5 26. Qc2 Rd6 27. Bd5 Ncd3 28. Rcd1 Rxd5 29. f4 Nxb2 30. Qxb2 Nxc4 31. Nxc4 Qxc4 32. Rb1 Qc6 33. Rfe1 Rhd8 34. Re7 R5d7 35. Qb4 d3 36. Kf1 d2 37. Rxd7 Qxd7 38. Rd1 Qd5 39. Qb2 Qd3+ 40. Kf2 b6 41. Qe5+ Kb7 42. Qe7+ Rd7 43. Qe2 Qd5 44. Qf3 Kc6 45. Qxd5+ Rxd5 46. Ke2 Kc5 47. Rxd2 Rxd2+ 48. Kxd2 Kc4 49. g4 Kd4 0-1

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.08"]
[Round "5"]
[White "Weimert, Jens"]
[Black "Jahn, Jens"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1432"]
[BlackElo "1606"]
[PlyCount "104"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bd3 Bxd3 7. Qxd3 Nf6 8. Nf3 Nbd7 9. Bd2 e6 10. 0-0-0 g6 11. h3 Bg7 12. Bb4 Qb6 13. Ba3 Qc7 14. Ne2 Nd5 15. g3 b5 16. b3 Qa5 17. Bb2 Bh6+ 18. Nd2 Nb4 19. Qf3 Nxa2+ 20. Kb1 Nb4 21. Nc3 Bg7 22. Qe3 Nd5 23. Nxd5 cxd5 24. c3 0-0 25. Kc2 Rfc8 26. Kd3 Qc7 27. b4 Nb6 28. Ke2 Na4 29. Rb1 Nxc3+ 30. Bxc3 Qxc3 31. Qxc3 Rxc3 32. Nf3 Rac8 33. Rhd1 Rc2+ 34. Kf1 h6 35. Kg2 Ra2 36. Rbc1 Rcc2 37. Rxc2 Rxc2 38. Ne5 Bxe5 39. dxe5 Re2 40. Kf3 Rb2 41. Rd4 Rc2 42. Ke3 Kf8 43. Rd2 Rxd2 44. Kxd2 Ke7 45. f4 Kd7 46. Kc3 Kc6 47. Kd3 Kb6 48. Kd4 a5 49. Kc3 a4 50. Kc2 d4 51. Kb2 d3 52. Kc3 a3 0-1

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.07"]
[Round "2"]
[White "Baumert, Andre"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1888"]
[BlackElo "1606"]
[PlyCount "51"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Bf5 5. b3 e6 6. Bb2 Bd6 7. Be2 0-0 8. Nh4 Bg6 9. Nxg6 hxg6 10. h4 Nh7 11. Qc2 f5 12. g4 Nd7 13. g5 Qe7 14. f4 Ba3 15. d4 Bxb2 16. Qxb2 Rfe8 17. 0-0-0 dxc4 18. bxc4 Nb6 19. h5 Nf8 20. Rh3 Rad8 21. Rdh1 c5 22. hxg6 Nxg6 23. d5 Kf7 24. Bh5 Nxc4 25. Bxg6+ Kxg6 26. Qe2 1-0

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.07"]
[Round "3"]
[White "Kapinos, Lennart"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "1456"]
[BlackElo "1606"]
[PlyCount "57"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Bf4 Nge7 7. Nbd2 Ng6 8. Bg3 Qe7 9. Nb3 Bxf3 10. gxf3 0-0-0 11. Bh3+ Kb8 12. f4 h5 13. f5 Ngxe5 14. Bxe5 Nxe5 15. Nd2 d3 16. e3 Qh4 17. Bg2 Nxc4 18. Qb3 Nd6 19. Qxd3 Qg4 20. Be4 Be7 21. h3 Qh4 22. Bg2 Rhe8 23. Qb3 c6 24. Bxc6 b6 25. Bxe8 Rxe8 26. Qc2 Bf6 27. Ke2 Rc8 28. Qd3 Nc4 29. Nf3 1-0

[Event "Leipzig VfB op 19th"]
[Site "Leipzig"]
[Date "2012.03.06"]
[Round "1"]
[White "Jahn, Jens"]
[Black "Just, Joachim"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1606"]
[BlackElo "2030"]
[PlyCount "74"]
[EventDate "2012.03.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bg5 Bg7 6. e3 0-0 7. Be2 Bg4 8. 0-0 Nbd7 9. Rc1 h6 10. Bh4 Re8 11. Qb3 Qb6 12. Qc2 Bf5 13. Qd2 Ne4 14. Nxe4 Bxe4 15. cxd5 Bxd5 16. b3 Nf6 17. Bxf6 exf6 18. Bc4 Be4 19. Rc3 Bf8 20. Qb2 Bb4 21. Rcc1 Qa5 22. Rfd1 Ba3 23. Qc3 Qxc3 24. Rxc3 Bb2 25. Rcc1 Bxf3 26. gxf3 Bxc1 27. Rxc1 Rad8 28. Kh1 f5 29. Rg1 Kg7 30. Bd3 Kf6 31. f4 c5 32. Bb5 Re7 33. dxc5 Rd2 34. Rf1 Rxa2 35. Kg1 a6 36. Bc4 Rd7 37. h3 Rdd2 0-1

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.27"]
[Round "9"]
[White "Jahn, Jens"]
[Black "Theer, Tino"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "1627"]
[BlackElo "1584"]
[PlyCount "26"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 c5 2. c3 cxd4 3. cxd4 g6 4. Nf3 Bg7 5. Bf4 Nf6 6. Nc3 d5 7. Qd2 a6 8. Bh6 0-0 9. Bxg7 Kxg7 10. e3 Bf5 11. Bd3 Bxd3 12. Qxd3 Nc6 13. a3 e6 1/2-1/2

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.26"]
[Round "7"]
[White "Jahn, Jens"]
[Black "Halas, Lena"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1627"]
[BlackElo "1443"]
[PlyCount "45"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. Nf3 Nf6 5. cxd5 exd5 6. Bg5 c6 7. e3 Be7 8. Bxf6 Bxf6 9. Bd3 0-0 10. Qc2 Be7 11. Ne5 Be6 12. f4 Bh4+ 13. g3 Be7 14. 0-0-0 c5 15. g4 g6 16. gxf5 Bxf5 17. Bxf5 Rxf5 18. Qg2 Kg7 19. Rhg1 g5 20. Nxd5 cxd4 21. Nxe7 Qxe7 22. Qc2 Kh6 23. Qxf5 1-0

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.26"]
[Round "8"]
[White "Onhor, Bold"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1915"]
[BlackElo "1627"]
[PlyCount "29"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 dxc4 4. Bg2 Nd7 5. a4 Ngf6 6. Na3 Nb6 7. Ne5 e6 8. Naxc4 Nxc4 9. Nxc4 Nd5 10. 0-0 b5 11. Ne5 Qc7 12. d4 Bd6 13. Nd3 0-0 14. e4 Nf6 15. e5 1-0

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.25"]
[Round "6"]
[White "Urban, Thomas"]
[Black "Jahn, Jens"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1260"]
[BlackElo "1627"]
[PlyCount "84"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. c4 Ne7 7. c5 Nf5 8. Nf3 Be7 9. Bd2 Nd7 10. b4 0-0 11. 0-0 b6 12. Nc3 bxc5 13. bxc5 Qc7 14. Qa6 Qc8 15. Qxc8 Rfxc8 16. Rab1 Rab8 17. Rb3 Rxb3 18. axb3 Rb8 19. Rb1 Bd8 20. b4 a6 21. g4 Ne7 22. Kg2 Nc8 23. Bg5 Bxg5 24. Nxg5 Na7 25. Nf3 Nb5 26. Nxb5 Rxb5 27. Ra1 Nb8 28. Ra4 Rb7 29. Ne1 f6 30. exf6 gxf6 31. Nc2 f5 32. h3 fxg4 33. hxg4 Rg7 34. Kg3 Rg5 35. Ra3 Kf7 36. f3 Kf6 37. Re3 e5 38. f4 exf4+ 39. Kxf4 Rg8 40. Re5 Kf7 41. Ne3 Nd7 42. Rh5 Nf6 1/2-1/2

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.24"]
[Round "5"]
[White "Jahn, Jens"]
[Black "Holz auf der Heide, Gerhard"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1627"]
[BlackElo "1842"]
[PlyCount "74"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Bg5 h6 6. Bh4 0-0 7. e5 dxe5 8. Nxe5 Nbd7 9. Bc4 Nxe5 10. dxe5 Ng4 11. f4 Qxd1+ 12. Rxd1 Ne3 13. Bxe7 Re8 14. Rd8 Rxd8 15. Bxf7+ Kxf7 16. Bxd8 c6 17. Kf2 Nxc2 18. Rd1 Be6 19. a3 c5 20. Ne4 Nd4 21. Bc7 b6 22. b4 Bf8 23. Bd6 Bf5 24. Ke3 Bxe4 25. Kxe4 Bxd6 26. exd6 Ke6 27. bxc5 bxc5 28. d7 Rd8 29. Rc1 Kd6 30. g4 Rxd7 31. Rd1 Re7+ 32. Kd3 Kd5 33. f5 gxf5 34. gxf5 Nxf5 35. Rf1 Re5 36. Rb1 Re3+ 37. Kd2 Rxa3 0-1

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.24"]
[Round "4"]
[White "Schuetzhold, Frank"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1902"]
[BlackElo "1627"]
[PlyCount "55"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. e3 d5 4. f4 Nbd7 5. Nf3 Be7 6. Be2 0-0 7. 0-0 c5 8. d3 b6 9. Nbd2 Bb7 10. c4 Rc8 11. Qc2 Ne8 12. e4 d4 13. e5 f6 14. exf6 Ndxf6 15. Ng5 Nc7 16. Nge4 Ng4 17. Bxg4 Bd6 18. g3 Qe7 19. Nxd6 Qxd6 20. Bf3 Bxf3 21. Nxf3 Rce8 22. Rae1 Na6 23. a3 Nb8 24. Qe2 Nd7 25. Qe4 Nf6 26. Qe5 Qc6 27. Qe2 Ng4 28. Nxd4 1-0

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.23"]
[Round "2"]
[White "Barschewitsch, Viktor"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1878"]
[BlackElo "1627"]
[PlyCount "65"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. c4 Ngf6 14. 0-0 Bd6 15. Ne4 Nxe4 16. Qxe4 Nf6 17. Qh4 Be7 18. Rfe1 Nd5 19. Qg4 Nf6 20. Qxg7 0-0-0 21. Qxf7 Kb8 22. Qxe6 Rde8 23. Qe5 Bd8 24. Qxc7+ Bxc7 25. Rxe8+ Rxe8 26. Re1 Rg8 27. Re6 Nxh5 28. Rxh6 Nf4 29. Bxf4 Bxf4 30. Re6 Rd8 31. Kf1 Kc7 32. Re7+ Kd6 33. Rxb7 1-0

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.23"]
[Round "3"]
[White "Jahn, Jens"]
[Black "Schmuck, Joerg"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1627"]
[BlackElo "1117"]
[PlyCount "53"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Nb4 7. Rc1 d5 8. exd6 Bxd6 9. e3 Be6 10. Nb5 Nxa2 11. Rb1 Qf6 12. Nxd6+ cxd6 13. Nd4 Ne7 14. Nxe6 Qxe6 15. Bb5+ Nc6 16. 0-0 0-0 17. Qe2 Ne5 18. f4 Nd7 19. Bc4 Qe7 20. Rxb7 Rfc8 21. Bxa2 Rxc2 22. Bb3 Rcc8 23. Ba4 Rd8 24. Qb5 Rab8 25. Rxd7 Rxb5 26. Rxe7 Rbb8 27. Rxa7 1-0

[Event "Leipzig VfB op 18th"]
[Site "Leipzig"]
[Date "2011.03.22"]
[Round "1"]
[White "Jahn, Jens"]
[Black "Hoffmann, Steffen"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1627"]
[BlackElo "2070"]
[PlyCount "52"]
[EventDate "2011.03.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. Bf4 cxd4 6. Nb5 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 dxc4 9. Nfxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. e3 Rc8 13. a4 a6 14. a5 c3 15. b4 Nf6 16. Bd3 Nd5 17. Nc2 0-0 18. 0-0 f5 19. f4 Bb5 20. Bxb5 axb5 21. Rfd1 Rc4 22. Rd4 Rxd4 23. Nxd4 Nxb4 24. Rb1 c2 25. Rc1 Rc8 26. Kf2 Nd3+ 0-1

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.05"]
[Round "9"]
[White "Kuenne, Lutz Dieter"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1620"]
[BlackElo "1271"]
[PlyCount "92"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bb5+ Bd7 6. Qe2 Qa5+ 7. Nc3 Ne4 8. Bd2 Nxc3 9. Bxd7+ Nxd7 10. Bxc3 Qc7 11. 0-0 e6 12. Ne5 Nxe5 13. dxe5 Bc5 14. Qb5+ Qc6 15. Qxc6+ bxc6 16. b4 Bb6 17. a4 Kd7 18. a5 Bc7 19. Bd4 Rhb8 20. c3 c5 21. bxc5 Rb5 22. a6 Kc6 23. Rfb1 Rxb1+ 24. Rxb1 Rb8 25. Rb4 Rxb4 26. cxb4 Kb5 27. Bc3 Kxa6 28. f4 f6 29. exf6 gxf6 30. Bxf6 Bxf4 31. Bc3 Kb5 32. g3 Bc7 33. Kf2 a5 34. bxa5 Bxa5 35. Bxa5 Kxa5 36. Ke3 Kb5 37. Kd4 Kc6 38. h4 e5+ 39. Kxe5 Kxc5 40. Kf4 Kc4 41. Ke3 h5 42. Kd2 Kd4 43. Ke2 Ke4 44. g4 hxg4 45. h5 Kf5 46. Ke3 Kg5 1-0

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.04"]
[Round "7"]
[White "Grakovitch, Rudolf"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1507"]
[BlackElo "1271"]
[PlyCount "51"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. h3 Nf6 6. Bg5 Qa5+ 7. Bd2 Qb6 8. Qc2 Nc6 9. e3 cxd4 10. exd4 Nxd4 11. Nxd4 Qxd4 12. Bb5+ Bd7 13. Bxd7+ Kxd7 14. 0-0 g6 15. Bc3 Qc5 16. Qa4+ b5 17. Qa6 Ne4 18. Bxh8 Nxf2 19. Qb7+ Ke6 20. Nc3 Ne4+ 21. Kh1 Ng3+ 22. Kh2 Nxf1+ 23. Rxf1 Bd6+ 24. Kh1 Rxh8 25. Qxf7+ Ke5 26. Qf6# 1-0

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.04"]
[Round "8"]
[White "Jahn, Jens"]
[Black "Amarell, Harry"]
[Result "1/2-1/2"]
[ECO "D21"]
[WhiteElo "1271"]
[BlackElo "1960"]
[PlyCount "54"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 b5 4. b3 cxb3 5. Qxb3 c6 6. Ne5 Qd5 7. Qxd5 cxd5 8. Nc3 a6 9. Nxd5 Ra7 10. e3 f6 11. Nf3 Bg4 12. Be2 e6 13. Nf4 Bd6 14. Nd2 Bxe2 15. Nxe2 Ne7 16. 0-0 Kd7 17. Ne4 Rc8 18. Nxd6 Kxd6 19. Ba3+ Kd7 20. Rac1 Rac7 21. Rxc7+ Rxc7 22. Rc1 Rxc1+ 23. Nxc1 Nbc6 24. Nd3 b4 25. Nxb4 Nxb4 26. Bxb4 Nd5 27. Bd2 Kc6 1/2-1/2

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.03"]
[Round "6"]
[White "Jahn, Jens"]
[Black "Kaiser, Michael"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1271"]
[BlackElo "1839"]
[PlyCount "46"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 Na6 9. Ba5 b6 10. Qd6 Bd7 11. 0-0-0 0-0-0 12. Bc3 f6 13. Nf3 Qxe2 14. Nd4 Qxc4 15. Rhe1 e5 16. Nf5 Qf4+ 17. Ne3 Nh6 18. Bd2 Rhe8 19. Nc2 Qc4 20. Bxh6 Bf5 21. Qxd8+ Rxd8 22. Rxd8+ Kxd8 23. Rd1+ Kc7 0-1

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.02"]
[Round "4"]
[White "Jahn, Jens"]
[Black "Schmuck, Joerg"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1271"]
[BlackElo "1152"]
[PlyCount "85"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nb6 5. Nf3 e6 6. Nc3 c6 7. a4 a5 8. Qb3 Bb4 9. Bd3 0-0 10. Be3 N6d7 11. e5 c5 12. Bg5 Qe8 13. d5 Nb6 14. 0-0-0 c4 15. Bxc4 Nxc4 16. Qxc4 Bd7 17. Nb5 Bxb5 18. axb5 Qc8 19. Rd4 exd5 20. Qc2 Qxc2+ 21. Kxc2 Rc8+ 22. Kb1 Rc5 23. Rc1 Nd7 24. Rxc5 Nxc5 25. Rxd5 h6 26. Be7 Ne4 27. Bxb4 axb4 28. Rd7 b3 29. Rd3 Nc5 30. Rc3 b6 31. Nd2 Re8 32. f4 f6 33. Nxb3 Nxb3 34. Rxb3 fxe5 35. Re3 e4 36. Kc2 Kf7 37. Kc3 Kf6 38. g4 g5 39. Kd4 gxf4 40. Rxe4 Rxe4+ 41. Kxe4 Kg5 42. Kf3 h5 43. gxh5 1-0

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.02"]
[Round "5"]
[White "Schomann, Michael"]
[Black "Jahn, Jens"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "1787"]
[BlackElo "1271"]
[PlyCount "38"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Bb4 5. Bd2 c5 6. cxd5 exd5 7. dxc5 Bxc5 8. e3 0-0 9. Be2 Nc6 10. 0-0 Re8 11. Re1 d4 12. exd4 Nxd4 13. Nxd4 Bxd4 14. Qb3 Bxf2+ 15. Kxf2 Qxd2 16. Rad1 Qf4+ 17. Kg1 Bg4 18. Qc2 Bxe2 19. Nxe2 Qe3+ 0-1

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.01"]
[Round "2"]
[White "Jahn, Jens"]
[Black "Schmiedek, Jens"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "1271"]
[BlackElo "1812"]
[PlyCount "58"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 h6 8. Bh4 0-0 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. Bd3 Nf6 13. h3 Be6 14. Ne5 Nd7 15. f4 Nxe5 16. fxe5 Qg5 17. Qf2 f6 18. h4 Qh5 19. Be2 Qg6 20. h5 Qg5 21. exf6 Rxf6 22. Qh4 Qxe3 23. Rd1 Rf4 24. Qh2 Qf2+ 25. Kd2 Rxd4+ 26. Kc1 Qe3+ 27. Kb1 Bf5+ 28. Ka1 Rxd1+ 29. Bxd1 Qc1# 0-1

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.04.01"]
[Round "3"]
[White "Stumbries, Lars"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1684"]
[BlackElo "1271"]
[PlyCount "103"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. N1e2 Nf6 8. Nf4 Bh7 9. Bc4 e6 10. Be3 Nbd7 11. Qe2 Be7 12. Bxe6 fxe6 13. Nxe6 Qa5+ 14. Bd2 Qb6 15. Nxg7+ Kf7 16. Bxh6 Qb4+ 17. c3 Qd6 18. N7f5 Qe6 19. Qxe6+ Kxe6 20. Nxe7 Kxe7 21. f3 Bd3 22. Bg5 Kf7 23. Kd2 Bg6 24. Rad1 Rae8 25. c4 Re6 26. Rhe1 Rhe8 27. Rxe6 Rxe6 28. Ne2 c5 29. d5 Re5 30. Bf4 Ne4+ 31. fxe4 Rxe4 32. g4 Rxc4 33. Rc1 Re4 34. h5 Bh7 35. g5 Kg7 36. Rc3 Nb6 37. g6 Bg8 38. Kd3 Rxe2 39. Kxe2 Nxd5 40. Be5+ Kh6 41. Rxc5 Kxh5 42. g7 Kg5 43. a3 Kf5 44. Bd4 Kg6 45. Rc8 Ne7 46. Rc7 Nf5 47. Bc3 Nd6 48. Kd3 a6 49. Be5 Nf5 50. Rxb7 Bf7 51. Rb6+ Kh7 52. Rxa6 1-0

[Event "Leipzig VfB op 16th"]
[Site "Leipzig"]
[Date "2009.03.31"]
[Round "1"]
[White "Langer, Wolfgang2"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1958"]
[BlackElo "1271"]
[PlyCount "77"]
[EventDate "2009.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. 0-0 Nbd7 6. b3 c5 7. Nbd2 cxd4 8. Nxd4 Bg6 9. c4 Bc5 10. Bb2 0-0 11. cxd5 Nxd5 12. a3 Qb6 13. Nc4 Qd8 14. b4 Bb6 15. Nxb6 N7xb6 16. e4 Nf6 17. Qe2 Na4 18. Rad1 Nxb2 19. Qxb2 Qb6 20. e5 Nd5 21. Nb3 Rfd8 22. Nc5 Rac8 23. Rc1 a5 24. Bxd5 Rxd5 25. Na4 Qd8 26. Rxc8 Qxc8 27. Nb6 Qc6 28. Nxd5 Qxd5 29. Rc1 h6 30. Qe2 axb4 31. axb4 Be4 32. Rc8+ Kh7 33. Rc5 Qd3 34. Qxd3 Bxd3 35. Rc7 Be4 36. Rxf7 Kg6 37. Rf8 Kh5 38. h4 Kg4 39. Rf4+ 1-0

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.03.02"]
[Round "9"]
[White "Alvermann, Christian"]
[Black "Jahn, Jens"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "1462"]
[PlyCount "60"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nf3 Bg4 6. Bb5 e6 7. 0-0 a6 8. Bxc6+ bxc6 9. Bf4 Qf6 10. Be5 Qd8 11. Re1 Nf6 12. h3 Bf5 13. Re3 h6 14. Nh4 Bh7 15. Rf3 Nd7 16. Rf4 Nxe5 17. dxe5 g5 18. Rxf7 Kxf7 19. Qh5+ Kg8 20. Nf3 c5 21. Rd1 Bxc2 22. Rd2 Bf5 23. g4 Bh7 24. h4 Be7 25. Qxh6 Bf5 26. Qxh8+ Kxh8 27. gxf5 gxh4 28. fxe6 Qg8+ 29. Kf1 d4 30. Ne4 Qg4 0-1

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.03.01"]
[Round "7"]
[White "Jahn, Jens"]
[Black "Larter, Nick J"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1462"]
[BlackElo "1780"]
[PlyCount "82"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. e4 Bb7 4. Nc3 Bb4 5. Qc2 Qh4 6. Bd3 f5 7. Nf3 Qg4 8. 0-0 Bxc3 9. h3 Qh5 10. bxc3 Nf6 11. Re1 0-0 12. exf5 Bxf3 13. gxf3 Qxh3 14. Bg5 Ng4 15. fxg4 Qxg4+ 16. Kh1 Qxg5 17. Rg1 Qh5+ 18. Kg2 exf5 19. Be2 Qh4 20. Rh1 Qe4+ 21. Qxe4 fxe4 22. Rh4 Nc6 23. c5 bxc5 24. Bc4+ Kh8 25. Rah1 h6 26. Rxe4 cxd4 27. cxd4 Rab8 28. d5 Na5 29. Bd3 Rb2 30. Kg1 Rxa2 31. Rh2 Rd2 32. Re3 Nb7 33. Rh5 Rdxf2 34. Re7 R2f7 35. Rhe5 Rxe7 36. Rxe7 Nc5 37. Bc2 a5 38. Kg2 a4 39. Bb1 a3 40. Re3 Rb8 41. Re1 Kg8 0-1

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.03.01"]
[Round "8"]
[White "Werther, Jens"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1702"]
[BlackElo "1462"]
[PlyCount "51"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Bf5 3. c4 e6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 h6 7. Bh4 0-0 8. Qb3 b6 9. Bxf6 dxc4 10. Bxe7 cxb3 11. Bxd8 Rxd8 12. axb3 Nc6 13. Bc4 Nb4 14. 0-0 a6 15. Ne5 f6 16. Nf3 Rd6 17. Ra4 c5 18. e4 Bg6 19. d5 Bf7 20. dxe6 Bxe6 21. Bxe6+ Rxe6 22. Rd1 b5 23. Nxb5 Rb6 24. Nc7 Rc8 25. Nd5 Rd8 26. Ne7+ 1-0

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.02.29"]
[Round "5"]
[White "Jahn, Jens"]
[Black "Ott, Herbert"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1462"]
[BlackElo "1617"]
[PlyCount "55"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 e6 5. Nf3 Be7 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 0-0 9. Qc2 h6 10. Bh4 Re8 11. h3 Nf8 12. Ne5 Be6 13. 0-0 N6d7 14. Bxe7 Qxe7 15. f4 Nf6 16. g4 Qc7 17. Rf3 N6d7 18. f5 Nxe5 19. dxe5 Bd7 20. e6 fxe6 21. f6 gxf6 22. Rxf6 Qg3+ 23. Kf1 Qxe3 24. Bh7+ Kh8 25. Kg2 Re7 26. Raf1 Nxh7 27. Rf7 Qg5 28. Qxh7# 1-0

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.02.29"]
[Round "6"]
[White "Kaiser, Michael"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1841"]
[BlackElo "1462"]
[PlyCount "41"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. e3 Nf6 4. Bd3 Bxd3 5. Qxd3 Nbd7 6. b3 e6 7. 0-0 Rc8 8. Nbd2 c5 9. c4 Qc7 10. Bb2 Bd6 11. cxd5 Nxd5 12. Rac1 b6 13. Rfd1 N5f6 14. dxc5 Nxc5 15. Qb5+ Qd7 16. Qxd7+ Kxd7 17. Nc4 Nb7 18. Ba3 Ne8 19. Nce5+ Ke7 20. Rxc8 Bxa3 21. Rd7+ 1-0

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.02.28"]
[Round "4"]
[White "Jahn, Jens"]
[Black "Schlegel, Harald"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1462"]
[BlackElo "1818"]
[PlyCount "55"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Ne4 5. Nxe4 dxe4 6. e3 Qa5+ 7. Qd2 Qxg5 8. Ne2 e6 9. Nc3 Bb4 10. Qc2 Bxc3+ 11. bxc3 Qa5 12. Kd2 f5 13. g4 Nd7 14. gxf5 Qxf5 15. Be2 Nf6 16. Raf1 Bd7 17. Qb2 0-0 18. f3 Qa5 19. h4 Rab8 20. c5 b6 21. Qa1 bxc5 22. h5 h6 23. f4 cxd4 24. exd4 c5 25. Rfg1 Rf7 26. Rxg7+ Rxg7 27. Rg1 e3+ 28. Kxe3 0-1

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.02.28"]
[Round "3"]
[White "Winnig, Bernd"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "2047"]
[BlackElo "1462"]
[PlyCount "65"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Bf5 4. Qa4+ c6 5. dxc6 Nxc6 6. e3 Bd7 7. Nc3 a6 8. Qd1 e6 9. a3 Be7 10. Nf3 Qa5 11. Bd2 Qc7 12. Rc1 0-0 13. Bd3 Rac8 14. 0-0 Rfe8 15. Na4 Qd8 16. Nc5 Bxc5 17. Rxc5 Ne7 18. Qc2 b6 19. Rxc8 Bxc8 20. Rc1 h6 21. Qc7 Ned5 22. Qxd8 Rxd8 23. e4 Ne7 24. Rc7 Kf8 25. Bb4 Re8 26. Bxe7+ Kg8 27. Bxf6 gxf6 28. Ra7 a5 29. Ra8 Kg7 30. Ba6 Bd7 31. Rxe8 Bxe8 32. Bb7 Kg6 33. d5 1-0

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.02.27"]
[Round "2"]
[White "Jahn, Jens"]
[Black "Huebner, Sebastian"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1462"]
[BlackElo "1842"]
[PlyCount "45"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Be7 7. cxd5 exd5 8. Bd3 Ne4 9. Bxe7 Qxe7 10. Qc2 f5 11. h3 g5 12. g4 fxg4 13. hxg4 Ndf6 14. Ne5 Qg7 15. Nxe4 dxe4 16. Bxe4 Bxg4 17. Nxg4 Nxg4 18. Rxh7 Rxh7 19. Bxh7 Kd8 20. Bg6 Qf8 21. Qf5 Qb4+ 22. Kf1 Qxb2 23. Rb1 1-0

[Event "Leipzig VfB op 15th"]
[Site "Leipzig"]
[Date "2008.02.26"]
[Round "1"]
[White "Onhor, Bold"]
[Black "Jahn, Jens"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1995"]
[BlackElo "1462"]
[PlyCount "61"]
[EventDate "2008.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Bf5 3. c4 Nf6 4. Nc3 e6 5. e3 Be7 6. b3 h6 7. Bb2 0-0 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. 0-0 c5 11. Rfd1 Rc8 12. Rac1 Nb6 13. cxd5 Nfxd5 14. Ne4 cxd4 15. Qxd4 Bf6 16. Nxf6+ Qxf6 17. Qd2 Qe7 18. Qa5 Rfd8 19. a3 Rxc1 20. Rxc1 Qd7 21. h3 Rc8 22. Rxc8+ Nxc8 23. e4 Nf4 24. Kh2 b6 25. Qe5 Nh5 26. Qxh5 Qd6+ 27. g3 Qd3 28. Qg4 g6 29. Qf4 Qe2 30. Bd4 Qd3 31. Qxh6 1-0

