[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "5"]
[White "Ellert, Stefan"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1767"]
[BlackElo "1719"]
[PlyCount "33"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 Bd6 5. Bg3 c5 6. c3 Nc6 7. Bd3 c4 8. Bc2 Ne4 9. Nbd2 f5 10. 0-0 0-0 11. b3 b5 12. Nxe4 fxe4 13. Nd2 Qg5 14. Bxd6 Rf6 15. Bf4 Qh4 16. Bg3 Qg5 17. Bxe4 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "7"]
[White "Hoppe, Frank"]
[Black "Lachenmaier, Stefan"]
[Result "1/2-1/2"]
[ECO "C21"]
[WhiteElo "1780"]
[BlackElo "1719"]
[PlyCount "73"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 d5 4. exd5 Nf6 5. c4 Bb4+ 6. Bd2 Qd6 7. Nf3 Bg4 8. Be2 c6 9. dxc6 Nxc6 10. Bxb4 Qxb4+ 11. Qd2 Ne4 12. Qxb4 Nxb4 13. Na3 d3 14. Bd1 0-0 15. 0-0 Bxf3 16. gxf3 Nd6 17. b3 Rfe8 18. Nb1 Rad8 19. Nd2 Nf5 20. a3 Nc2 21. Ra2 Nfd4 22. Kg2 h5 23. h4 f6 24. b4 g5 25. hxg5 fxg5 26. Ne4 Re5 27. Nf6+ Kf7 28. Nxh5 Ne2 29. Bxc2 dxc2 30. Rxc2 Nf4+ 31. Nxf4 gxf4 32. Rfc1 Rg8+ 33. Kf1 Rh8 34. Kg1 Rg8+ 35. Kf1 Rh8 36. Kg2 Rg8+ 37. Kf1 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "8"]
[White "Jeute, Peter"]
[Black "Lachenmaier, Stefan"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1723"]
[BlackElo "1719"]
[PlyCount "151"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. c3 Nc6 6. Nbd2 Be7 7. 0-0 0-0 8. dxc5 Bxc5 9. b4 Bb6 10. Bb2 e5 11. e4 d4 12. Nc4 Bg4 13. b5 dxc3 14. Bxc3 Bd4 15. bxc6 Bxc3 16. cxb7 Rb8 17. Rb1 Qc7 18. h3 Bxf3 19. Qxf3 Rxb7 20. Rxb7 Qxb7 21. Nd6 Qb2 22. Nf5 Qxa2 23. Qg3 g6 24. Ne7+ Kh8 25. Qg5 Qe6 26. Nd5 Nxd5 27. exd5 Qxd5 28. Be2 Qe6 29. Bg4 f5 30. Be2 Qf6 31. Qc1 Bd4 32. Qa3 Kg7 33. Rb1 Rf7 34. Bc4 Rd7 35. Qa4 Qd6 36. Bb5 Rc7 37. Bf1 Bb6 38. Qa2 Qd4 39. Rb5 Rc5 40. Rb2 Rd5 41. Re2 Rd7 42. Qa6 e4 43. Qc8 Qd6 44. Qc4 Qd5 45. Qc3+ Qd4 46. Qc2 e3 47. fxe3 Qe5 48. Qb3 Bxe3+ 49. Qxe3 Qd6 50. Qe6 Qd4+ 51. Kh1 a5 52. Qe5+ Qxe5 53. Rxe5 Ra7 54. Bc4 a4 55. Ba2 a3 56. Rb5 Kf6 57. Kg1 Kg5 58. Kf2 Kf4 59. Rb3 Kg5 60. Rb4 Ra5 61. Rb3 h6 62. Ke2 Kh5 63. Kf2 g5 64. Rd3 f4 65. Bf7+ Kh4 66. Ba2 h5 67. Rc3 g4 68. hxg4 hxg4 69. Rb3 Kg5 70. Rd3 Kh4 71. Rd8 Kg5 72. Rg8+ Kh5 73. Rh8+ Kg5 74. Rg8+ Kh5 75. Rh8+ Kg5 76. Rg8+ 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "6"]
[White "Lachenmaier, Stefan"]
[Black "Bieler, Janek"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1719"]
[BlackElo "1743"]
[PlyCount "69"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bd3 Nf6 6. c3 g6 7. Bg5 Bg7 8. Ne5 0-0 9. Nd2 Nxe5 10. dxe5 Ne4 11. Nxe4 dxe4 12. Bxe4 Bxe5 13. Bh6 Bg7 14. Bxg7 Kxg7 15. Qf3 Qb6 16. h4 h5 17. Qe2 Bg4 18. f3 Be6 19. g4 hxg4 20. fxg4 Rad8 21. h5 g5 22. h6+ Kh8 23. Bd3 Bxg4 24. Qe5+ f6 25. Qe4 f5 26. Qe5+ Qf6 27. Qxf6+ Rxf6 28. Be2 Bxe2 29. Kxe2 Kh7 30. Rh5 g4 31. Rf1 f4 32. Rg5 f3+ 33. Ke3 Kxh6 34. Rxg4 Rdf8 35. Rh1# 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "2"]
[White "Lachenmaier, Stefan"]
[Black "Buessing, Olaf"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1719"]
[BlackElo "1894"]
[PlyCount "71"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 e6 7. Be3 Nge7 8. Nf3 Bd7 9. 0-0 0-0 10. Nh4 Qb6 11. Rb1 Rad8 12. g4 f5 13. exf5 exf5 14. gxf5 Nxf5 15. Nxf5 Bxf5 16. Bd5+ Kh8 17. Qf3 Nb4 18. Bb3 Rfe8 19. Bf2 h5 20. a3 Bg4 21. Qg3 Nc6 22. Nd5 Qa5 23. Ne3 Be6 24. Qxg6 Bxb3 25. Qxh5+ Kg8 26. cxb3 Qd2 27. Nf5 Re6 28. Nxg7 Kxg7 29. Kh1 Qxd3 30. Rg1+ Kf8 31. Qh8+ Ke7 32. Rg7+ Kf6 33. Qh6+ Kf5 34. Qg5+ Ke4 35. Re1+ Kf3 36. Qg3# 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "12"]
[White "Lachenmaier, Stefan"]
[Black "Ebner, Bruno"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1719"]
[BlackElo "1722"]
[PlyCount "83"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. f4 Nf6 7. Nf3 0-0 8. 0-0 Rb8 9. Be3 Bd7 10. h3 Qc8 11. g4 b5 12. Qe1 a5 13. f5 b4 14. Nd1 e5 15. Qh4 Nd4 16. Bh6 Nxc2 17. Bxg7 Kxg7 18. g5 Nh5 19. Rc1 Nd4 20. Ne3 Ne2+ 21. Kh1 Nxc1 22. Ng4 Ne2 23. Nf6 Neg3+ 24. Kg1 Bxf5 25. Nxh5+ Nxh5 26. exf5 Qxf5 27. Nh2 Qxd3 28. Bf3 Qd4+ 29. Qxd4 cxd4 30. h4 Nf4 31. Ng4 Rfc8 32. Nf2 Rc2 33. Ne4 d5 34. Nf6 e4 35. h5 exf3 36. h6+ Kh8 37. Re1 f2+ 38. Kf1 fxe1Q+ 39. Kxe1 Rb6 40. a3 Re6+ 41. Kf1 Ree2 42. Nxd5 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "9"]
[White "Lachenmaier, Stefan"]
[Black "Feldmann, Bernd"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "1719"]
[BlackElo "1796"]
[PlyCount "64"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. Ngf3 Nxe4 5. Nxe4 dxe4 6. Ng5 Qd5 7. c4 Qf5 8. Qe2 Nc6 9. Be3 h6 10. Nh3 Bb4+ 11. Kd1 0-0 12. a3 Bd6 13. g4 Qg6 14. g5 f5 15. gxh6 e5 16. d5 Nd4 17. Bxd4 exd4 18. Rg1 Qxh6 19. f3 d3 20. Qg2 Bc5 21. Nf2 c6 22. fxe4 fxe4 23. b4 Bxf2 24. Bxd3 exd3 25. Rf1 Qe3 26. Ra2 cxd5 27. Rfxf2 Rxf2 28. Rxf2 Bg4+ 29. Re2 Bxe2+ 30. Ke1 Bf3+ 31. Kf1 Bxg2+ 32. Kxg2 Qe2+ 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "10"]
[White "Lachenmaier, Stefan"]
[Black "Kettner Nikolaus, Frank"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1719"]
[BlackElo "1735"]
[PlyCount "68"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. d3 Bg7 6. f4 0-0 7. Nf3 Bg4 8. 0-0 Nc6 9. h3 Bxf3 10. Bxf3 Nd4 11. Bg2 b5 12. Ne2 Nxe2+ 13. Qxe2 Rb8 14. f5 Nd7 15. g4 Bd4+ 16. Kh1 Nf6 17. Bh6 Re8 18. c3 Be5 19. h4 Qc7 20. h5 gxh5 21. g5 Ng4 22. Bh3 Nxh6 23. gxh6 Kh8 24. Qxh5 Rg8 25. Qxf7 Rbf8 26. Qh5 Bf6 27. Rg1 d5 28. Rxg8+ Rxg8 29. Rg1 Rxg1+ 30. Kxg1 Qg3+ 31. Bg2 Qe3+ 32. Kh2 Be5+ 33. Kh1 Qe1+ 34. Bf1 Qxf1# 0-1

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "4"]
[White "Lachenmaier, Stefan"]
[Black "Mader, Lena"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1719"]
[BlackElo "1593"]
[PlyCount "95"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. c3 Nf6 6. Bd3 g6 7. Bg5 Bg7 8. Nbd2 0-0 9. Ne5 Bf5 10. Bxf5 gxf5 11. Ndf3 Ne4 12. Bf4 Rc8 13. Qd3 a6 14. h4 e6 15. h5 h6 16. g4 Nxe5 17. Nxe5 Ng5 18. Qe3 Bxe5 19. Bxe5 f6 20. Bf4 Qb6 21. 0-0 fxg4 22. b4 Kh7 23. a4 Qd8 24. Qxe6 Qe8 25. Qf5+ Kh8 26. Qxg4 Qf7 27. Rae1 Rce8 28. Bxg5 hxg5 29. Kg2 Rg8 30. Kh3 Qc7 31. Qg3 Qb6 32. Qf3 Qd8 33. Qf5 Ref8 34. Re6 Rg7 35. Kg4 Rh7 36. Rfe1 Rff7 37. Re8+ Qxe8 38. Rxe8+ Kg7 39. Re6 Rh6 40. Rd6 Rh7 41. Rd7 Rh6 42. Rxf7+ Kxf7 43. Qxd5+ Kg7 44. Qxb7+ Kh8 45. Qxa6 Rh7 46. Qxf6+ Rg7 47. h6 Kh7 48. Qxg7# 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "1"]
[White "Niebergall, Gerhard"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1856"]
[BlackElo "1719"]
[PlyCount "59"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Nbd7 10. Bf4 Nxe5 11. Bxe5 Bd6 12. Bf3 c6 13. Qe2 Qc7 14. 0-0-0 Bxe5 15. dxe5 Nd5 16. Ne4 0-0-0 17. Nd6+ Kb8 18. h4 h6 19. h5 Bh7 20. Be4 Bxe4 21. Qxe4 Rhf8 22. f4 Qa5 23. Kb1 Nb4 24. a3 Nd5 25. Rhf1 Qb6 26. Rd3 f6 27. Rb3 f5 28. gxf5 exf5 29. Qe2 Qa5 30. Nxb7 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "3"]
[White "Ochmann, Reimund"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1868"]
[BlackElo "1719"]
[PlyCount "97"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bc4 Bg4 6. f3 Bh5 7. Nge2 e6 8. Nf4 Bg6 9. Nxg6 hxg6 10. 0-0 Bd6 11. h3 Nbd7 12. Bg5 Nb6 13. Bb3 Qd7 14. a4 0-0-0 15. a5 Nbd5 16. Nxd5 exd5 17. Re1 c6 18. c4 Rh5 19. Qd2 Bg3 20. Re2 Rdh8 21. h4 Bxh4 22. Bxh4 Rxh4 23. Kf2 Qf5 24. Bc2 Ne4+ 25. Bxe4 dxe4 26. Rd1 exf3 27. Re5 Qg4 28. Qg5 fxg2 29. Qxg4+ Rxg4 30. Rg1 Rxd4 31. Kxg2 Rd2+ 32. Kg3 Rxb2 33. Re7 Rf8 34. Rd1 Rb3+ 35. Kf2 Rd8 36. Rxd8+ Kxd8 37. Rxf7 Kc8 38. Rxg7 Rc3 39. a6 b5 40. Rxa7 Rxc4 41. Rg7 Ra4 42. a7 Rxa7 43. Rxa7 b4 44. Rg7 c5 45. Rxg6 Kc7 46. Ke3 Kb7 47. Kd3 Kc7 48. Kc4 Kd7 49. Kxc5 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "11"]
[White "Schmukal, Jens"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1758"]
[BlackElo "1719"]
[PlyCount "75"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bf4 Be7 5. Nc3 0-0 6. e3 b6 7. Rc1 Bb7 8. cxd5 Nxd5 9. Nxd5 Bxd5 10. Bxc7 Bb4+ 11. Nd2 Qg5 12. Bg3 Nd7 13. a3 Be7 14. Nf3 Qf6 15. Bb5 Nb8 16. Bh4 Bxf3 17. Bxf6 Bxd1 18. Bxe7 a6 19. Bxf8 axb5 20. Rxd1 Kxf8 21. 0-0 b4 22. axb4 Ra4 23. Ra1 Rxb4 24. Ra8 Rxb2 25. Rxb8+ Ke7 26. Rb7+ Kf6 27. g3 g5 28. Kg2 h5 29. Rc1 h4 30. gxh4 gxh4 31. Rcc7 h3+ 32. Kg3 e5 33. Rxf7+ Kg6 34. dxe5 Rb5 35. Rf6+ Kg5 36. Rbxb6 Rxe5 37. f4+ Kh5 38. Rh6# 1-0

[Event "GER-ch Net Amateur Gr-B Final"]
[Site "Playchess.com INT"]
[Date "2020.04.18"]
[Round "13"]
[White "Toepper, Olaf"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1719"]
[BlackElo "1719"]
[PlyCount "70"]
[EventDate "2020.04.18"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Bxg3 5. hxg3 c5 6. c3 c4 7. b3 cxb3 8. Qxb3 Qc7 9. Bd3 Nf6 10. Nf3 Nc6 11. Nbd2 Bd7 12. Rb1 Na5 13. Qb4 b6 14. Ne5 Nc6 15. Nxc6 Bxc6 16. Nf3 Qe7 17. Qb3 h6 18. Ne5 Bd7 19. Bb5 0-0 20. g4 Bxb5 21. Qxb5 Ne4 22. Qd3 Rac8 23. Rc1 Qa3 24. 0-0 Qxa2 25. f3 Ng5 26. Ra1 Qb3 27. Rfc1 a5 28. Rab1 Qa3 29. Nd7 Rfd8 30. Nxb6 Rc6 31. Ra1 Qd6 32. Qb5 Rxb6 33. Qxa5 Rb2 34. Rcb1 Nxf3+ 35. Kh1 Qh2# 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "7"]
[White "Block, Timo"]
[Black "Lachenmaier, Stefan"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1620"]
[BlackElo "1718"]
[PlyCount "86"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. c3 Nc6 4. Nf3 d5 5. e5 Nge7 6. Bd3 Ng6 7. 0-0 Be7 8. Re1 0-0 9. Be3 c4 10. Bc2 b5 11. Nbd2 b4 12. Qe2 a5 13. Nb1 Ba6 14. Qd2 Qb6 15. b3 cxb3 16. axb3 bxc3 17. Nxc3 Bb4 18. Bd3 Rfc8 19. Bxa6 Qxa6 20. Rec1 Qb6 21. Qb2 Nce7 22. Na4 Qb5 23. Nc5 Nf5 24. Na4 Nge7 25. Rxc8+ Rxc8 26. Rc1 Rxc1+ 27. Qxc1 Nxe3 28. fxe3 h6 29. Nc5 Bxc5 30. dxc5 Nc6 31. Nd4 Qb7 32. Nxc6 Qxc6 33. Qc3 Qc7 34. c6 g6 35. Qc5 Kg7 36. Qd6 Qb6 37. Kf2 Qxb3 38. c7 Qc2+ 39. Kf3 Qd1+ 40. Kf2 Qd2+ 41. Kf3 Qd1+ 42. Kg3 Qe1+ 43. Kf3 Qd1+ 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "8"]
[White "Kellner, Rene"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1496"]
[BlackElo "1710"]
[PlyCount "74"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bg4 5. d4 c6 6. Bd2 Nf6 7. Bc4 e6 8. 0-0 Be7 9. Re1 0-0 10. Be2 Nbd7 11. h3 Bh5 12. Ne5 Bxe2 13. Qxe2 Nxe5 14. dxe5 Nd5 15. Ne4 Qc7 16. Ng5 h6 17. Ne4 Qxe5 18. f4 Qc7 19. Red1 Nxf4 20. Bxf4 Qxf4 21. c4 Rad8 22. Rxd8 Rxd8 23. Nc3 Bc5+ 24. Kh1 Rd2 25. Qf3 Qxf3 26. gxf3 Rxb2 27. Rd1 Rc2 28. Rd8+ Kh7 29. Ne4 Rxc4 30. Nxc5 Rxc5 31. Rd7 Kg6 32. Rxb7 Ra5 33. Rc7 Rxa2 34. Rxc6 a5 35. Rb6 a4 36. Ra6 Kf5 37. Ra5+ Kf4 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "2"]
[White "Lachenmaier, Stefan"]
[Black "Fink, Eberhard"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1759"]
[BlackElo "1601"]
[PlyCount "67"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 d6 4. d4 Be7 5. Bc4 Bg4 6. h3 Bh5 7. d5 0-0 8. 0-0 Nbd7 9. Bg5 Nb6 10. Bb3 a5 11. a3 c6 12. dxc6 bxc6 13. Qd3 Qc7 14. Ne2 Rad8 15. Ng3 Bg6 16. Nh4 d5 17. Nxg6 dxe4 18. Nxe7+ Qxe7 19. Qe2 h6 20. Bxf6 Qxf6 21. Nxe4 Qg6 22. Ng3 Kh8 23. Rad1 Rde8 24. Qe4 f5 25. Qe3 f4 26. Qxb6 fxg3 27. fxg3 Qxg3 28. Qxc6 Rc8 29. Qe4 Rxf1+ 30. Rxf1 Rd8 31. Qf3 Qg5 32. Bc4 e4 33. Qxe4 Rd2 34. Bd3 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "4"]
[White "Lachenmaier, Stefan"]
[Black "Jahnz, Laurin"]
[Result "0-1"]
[ECO "C87"]
[WhiteElo "1726"]
[BlackElo "1423"]
[PlyCount "110"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 Be7 7. c3 b5 8. Bc2 0-0 9. d4 exd4 10. cxd4 Bg4 11. Be3 Nb4 12. Nbd2 Nxc2 13. Qxc2 Rc8 14. Rac1 c5 15. dxc5 dxc5 16. h3 Bh5 17. Red1 Qa5 18. a3 Bg6 19. Nb3 Qa4 20. Nxc5 Qxc2 21. Rxc2 Nxe4 22. Nxe4 Rxc2 23. Nd4 Rxb2 24. Bc1 Rb1 25. Nc3 Ra1 26. Nb3 Rxc1 27. Rxc1 Bxa3 28. Rd1 Bc2 29. Ra1 Bb2 30. Ra2 Bxb3 31. Rxb2 Bc4 32. Kh2 Rb8 33. Kg3 b4 34. Ne4 a5 35. Nc5 h6 36. Nd7 Rb7 37. Ne5 Bd5 38. Nd3 Ra7 39. Nf4 Be4 40. Ne2 Bg6 41. Kf4 Rb7 42. Nd4 a4 43. Nc6 b3 44. Nd4 Rb4 45. Ke3 f6 46. Nc6 Rb6 47. Nd4 Bf7 48. Kd2 a3 49. Rb1 b2 50. Kc2 a2 51. Rxb2 a1Q 52. Rxb6 Qa2+ 53. Rb2 Qc4+ 54. Kb1 Qxd4 55. Rc2 Bg6 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "1"]
[White "Lachenmaier, Stefan"]
[Black "Klemm, Robert"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1844"]
[BlackElo "1617"]
[PlyCount "80"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 c6 4. c3 e5 5. f4 Nbd7 6. Nf3 Be7 7. fxe5 dxe5 8. dxe5 Ng4 9. h3 Ngxe5 10. 0-0 Qb6+ 11. Kh1 Nxd3 12. Qxd3 0-0 13. Nbd2 Nc5 14. Qc2 Be6 15. Nd4 Rad8 16. N2f3 Bc4 17. Rd1 Rfe8 18. b4 Ne6 19. Be3 c5 20. Nxe6 Bxe6 21. a4 Qc7 22. b5 b6 23. Ng5 Bd6 24. Nxe6 Rxe6 25. Re1 Rde8 26. Bf2 Qe7 27. Rad1 Be5 28. c4 Qg5 29. Qd2 Bf4 30. Qe2 Rxe4 31. Qf3 f5 32. Rxe4 fxe4 33. Qe2 e3 34. Bg1 Qg3 35. Bxe3 Rxe3 36. Rd8+ Kf7 37. Qh5+ g6 38. Rd7+ Kf6 39. Rd6+ Ke7 40. Qxh7+ Kxd6 0-1

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "9"]
[White "Lachenmaier, Stefan"]
[Black "Piskaykin, Bogdan"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1724"]
[BlackElo "1666"]
[PlyCount "155"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 e6 6. Be3 d6 7. f4 Nge7 8. Nf3 0-0 9. 0-0 a6 10. a4 b6 11. h3 Bb7 12. g4 d5 13. exd5 Nxd5 14. Nxd5 exd5 15. c3 Re8 16. Bf2 Qd6 17. Qd2 Re7 18. Bh4 Ree8 19. f5 Ne5 20. Rae1 Nxf3+ 21. Bxf3 Be5 22. Qh6 Bg7 23. Qg5 h6 24. Qd2 g5 25. Bf2 Be5 26. h4 Bf4 27. Qc2 gxh4 28. Bxh4 Bg3 29. Bxg3 Qxg3+ 30. Qg2 Qh4 31. Rxe8+ Rxe8 32. Qf2 Qh3 33. Qg2 Qh4 34. d4 c4 35. Qh2 Qg5 36. Qf2 Re3 37. Re1 Rxe1+ 38. Qxe1 h5 39. Qe2 hxg4 40. Bxg4 Kg7 41. Kf2 Qf4+ 42. Bf3 Qxf5 43. Qe5+ Qxe5 44. dxe5 Kg6 45. Ke3 Kf5 46. Kd4 Ke6 47. Bg4+ Ke7 48. Bf5 Bc6 49. Bc8 a5 50. Bg4 f6 51. exf6+ Kxf6 52. Bf3 Bxa4 53. Bxd5 b5 54. Bc6 Kf5 55. Kc5 Bb3 56. Bxb5 Ke4 57. Bxc4 Ba4 58. Bb5 Bb3 59. Kb6 a4 60. Ka5 Ke3 61. Bxa4 Bc4 62. b3 Kd3 63. Kb4 Ba6 64. c4 Kd4 65. Bb5 Bb7 66. c5 Kd5 67. Bc4+ Kc6 68. Be2 Kc7 69. Kc4 Ba6+ 70. Kd5 Bxe2 71. b4 Bb5 72. Ke6 Kc6 73. Ke5 Ba4 74. Kd4 Bb5 75. Kc3 Kd5 76. Kb2 Kc6 77. Ka3 Kd5 78. Kb2 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "6"]
[White "Lachenmaier, Stefan"]
[Black "Ullrich, Jan"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1685"]
[BlackElo "1609"]
[PlyCount "63"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 d5 3. e5 Bg7 4. f4 e6 5. Nf3 h5 6. c3 Nh6 7. Be2 Nd7 8. Be3 b6 9. Nbd2 c5 10. Qc2 cxd4 11. Nxd4 Nc5 12. N2f3 Nf5 13. Nxf5 exf5 14. Nd4 Ne6 15. Nb5 Bf8 16. 0-0-0 Bb7 17. Nd4 Be7 18. Bb5+ Kf8 19. h3 Rc8 20. Kb1 a6 21. Be2 b5 22. g4 fxg4 23. hxg4 h4 24. Nxe6+ fxe6 25. Qxg6 Rg8 26. Qxe6 d4 27. Rxd4 Qc7 28. Qf5+ Ke8 29. Rhd1 Qa5 30. Qh5+ Kf8 31. f5 h3 32. Bh6+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "3"]
[White "Poggemann, Alexander"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1679"]
[BlackElo "1788"]
[PlyCount "115"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. Bc4 e6 8. 0-0 Be7 9. Re1 0-0 10. Bf4 Nbd7 11. g4 Bg6 12. Nh4 Nb6 13. Nxg6 hxg6 14. Bb3 c6 15. Qd2 Nbd5 16. Bg3 Nxc3 17. Qxc3 Nd5 18. Qd2 Bg5 19. f4 Bh4 20. Qf2 Bxg3 21. Qxg3 Qd6 22. Bxd5 cxd5 23. h4 Rac8 24. c3 f6 25. Kg2 b5 26. h5 gxh5 27. gxh5 Kf7 28. Qg6+ Ke7 29. f5 e5 30. dxe5 fxe5 31. Qxg7+ Kd8 32. Qxe5 Qxe5 33. Rxe5 Rc7 34. Rxd5+ Ke7 35. Re1+ Kf6 36. Re6+ Kf7 37. h6 Rh8 38. Red6 Rb7 39. Kf3 a5 40. Kf4 b4 41. Rd7+ Rxd7 42. Rxd7+ Kf6 43. Rd6+ Ke7 44. Re6+ Kf7 45. cxb4 axb4 46. Ke5 Rb8 47. h7 Kg7 48. Re7+ Kh8 49. Kf6 b3 50. a4 Rb6+ 51. Re6 Rb8 52. Kg5 Rf8 53. f6 Kxh7 54. Re7+ Kg8 55. f7+ Kg7 56. a5 Ra8 57. Re8 Ra6 58. f8Q+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "5"]
[White "Vieten, Mario"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1594"]
[BlackElo "1651"]
[PlyCount "78"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. Nc3 Nf6 2. e4 e5 3. f4 d6 4. Nf3 Nc6 5. Bb5 exf4 6. d4 Bd7 7. Bxf4 a6 8. Bd3 Be7 9. 0-0 0-0 10. d5 Nb8 11. e5 dxe5 12. Bxe5 Bg4 13. h3 Bh5 14. Qe1 Nxd5 15. Qg3 Bg6 16. Nxd5 Qxd5 17. Bxc7 Nc6 18. Bb6 Bf6 19. Rad1 Qxa2 20. h4 Bxd3 21. Rxd3 Qxb2 22. Be3 Rad8 23. Rb3 Qxc2 24. Rxb7 Qd3 25. Bc5 Rfe8 26. Qc7 Qg6 27. Kh1 h5 28. Qxc6 Re2 29. Rg1 Qg3 30. Bb6 Rdd2 31. Qc8+ Kh7 32. Qf5+ Qg6 33. Qc8 Rxg2 34. Ng5+ Bxg5 35. Rxg2 Rxg2 36. Kxg2 Bxh4+ 37. Kf1 Qd3+ 38. Kg1 Qg3+ 39. Kf1 Qf3+ 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "1"]
[White "Diehl, Mirko"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1889"]
[BlackElo "1620"]
[PlyCount "103"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nf6 5. Nf3 Ne4 6. Nbd2 Nxg3 7. hxg3 h6 8. Bd3 b6 9. c3 Ba6 10. Qe2 Bxd3 11. Qxd3 Nd7 12. e4 dxe4 13. Nxe4 Qe7 14. Nxd6+ Qxd6 15. 0-0 0-0 16. Rad1 a5 17. Rfe1 Rfd8 18. Qb5 c6 19. Qb3 b5 20. Qc2 Nb6 21. Ne5 Nd7 22. Nd3 Qd5 23. a3 Qd6 24. Qe2 Qc7 25. Qe3 Rac8 26. Nf4 c5 27. d5 e5 28. Nh5 Qd6 29. g4 g5 30. Qe4 Qg6 31. Ng3 Qxe4 32. Nxe4 f6 33. Re2 Kf7 34. f3 Nb6 35. Red2 Nc4 36. Rc2 Ne3 37. Rcd2 Nxd1 38. Rxd1 Rd7 39. d6 Rc6 40. Rd5 b4 41. axb4 axb4 42. Kf2 bxc3 43. bxc3 Rc8 44. c4 Ke6 45. Nxc5+ Kf7 46. Nxd7 Rxc4 47. Nb6 Rc2+ 48. Kg3 Ke8 49. d7+ Kd8 50. Rd6 Rc7 51. Rxf6 e4 52. Rf8+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "9"]
[White "Hendrich, Daniel"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "1718"]
[BlackElo "1800"]
[PlyCount "90"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. 0-0 d6 6. h3 Nf6 7. Re1 b5 8. Bb3 Na5 9. c3 Bb7 10. d3 Bb6 11. Bg5 Nxb3 12. Qxb3 0-0 13. Nbd2 h6 14. Bh4 c5 15. Qc2 Qe7 16. Rad1 Qe6 17. Nf1 Rac8 18. a3 a5 19. Ne3 g5 20. Bg3 Nh5 21. Nf5 Ng7 22. Nxg7 Kxg7 23. Qd2 Qg6 24. b3 f5 25. exf5 Rxf5 26. Qe2 Rcf8 27. Nd2 h5 28. d4 h4 29. Bh2 Rxf2 30. Qxf2 Rxf2 31. Kxf2 Qf5+ 32. Kg1 cxd4 33. cxd4 Bxd4+ 34. Kh1 Qc2 35. Nf3 Bxf3 36. gxf3 Qxb3 37. Kg2 Qxa3 38. Rc1 Bc5 39. Bxe5+ dxe5 40. Rcd1 Bd4 41. Rc1 Qb2+ 42. Kh1 Qf2 43. Rf1 Qg3 44. Rc7+ Kf6 45. Rc6+ Kf5 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "6"]
[White "Homfeldt, Christopher"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "1702"]
[BlackElo "1683"]
[PlyCount "126"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Bd6 8. Bxd7+ Nxd7 9. d4 0-0 10. dxe5 Nxe5 11. 0-0 c6 12. dxc6 Naxc6 13. Rd1 Qe7 14. Nc3 h6 15. Nd5 Qd7 16. Ne4 Rae8 17. Nxd6 Qxd6 18. Be3 Qg6 19. Nf4 Qf5 20. Nd3 Ng4 21. Rf1 Nxe3 22. fxe3 Qe4 23. Rae1 Nd4 24. Qd2 Nc6 25. Rf4 Qe7 26. e4 Rd8 27. Qf2 Ne5 28. Nxe5 Qxe5 29. c3 b6 30. Rf5 Qe6 31. Rf3 Rd7 32. Rfe3 Rfd8 33. R3e2 Qxa2 34. e5 Qe6 35. h3 Rd5 36. Qg3 a5 37. Rf1 Rd2 38. Rxd2 Rxd2 39. Rf6 Qd5 40. Rd6 Rd1+ 41. Kh2 Qb3 42. Rxd1 Qxd1 43. e6 fxe6 44. Qb8+ Kh7 45. Qxb6 Qd5 46. Qf2 Qe4 47. Qf3 Qe5+ 48. Qg3 Qd5 49. Qf4 e5 50. Qc1 e4 51. Qc2 Qd3 52. Qa4 e3 53. Kg3 Qc2 54. Kf3 Qxa4 55. Kxe3 Qb3 56. Kd2 Qxb2+ 57. Kd3 Qb6 58. c4 Qc5 59. Kc3 a4 60. g4 a3 61. Kb3 a2 62. Kxa2 Qxc4+ 63. Kb2 Qe4 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "5"]
[White "Lachenmaier, Stefan"]
[Black "Baum, Frank Christian"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1665"]
[BlackElo "1331"]
[PlyCount "47"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. Be3 Ngf6 8. Ng3 Bd6 9. c3 b6 10. 0-0 Bb7 11. Bg5 0-0 12. Re1 h6 13. Be3 Bxg3 14. hxg3 Ne4 15. Qc2 Ndf6 16. Nd2 Nxd2 17. Qxd2 Qd5 18. f3 Ng4 19. Be4 Qh5 20. fxg4 Qxg4 21. Bxb7 Rab8 22. Bf3 Qf5 23. Rad1 Qb5 24. b3 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "4"]
[White "Lachenmaier, Stefan"]
[Black "Fenski, Matthias"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1662"]
[BlackElo "1675"]
[PlyCount "112"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 d5 5. dxe5 dxe4 6. Bb5+ Nfd7 7. Bf4 c6 8. Ba4 Qa5 9. b4 Qd5 10. Qxd5 cxd5 11. Bb3 Nb6 12. Nd2 Be6 13. Ne2 Be7 14. 0-0 0-0 15. Rac1 Rc8 16. Rfd1 N8d7 17. Nd4 Nf8 18. Nb5 Ng6 19. Bg3 h5 20. h3 a6 21. Nd4 Nd7 22. Nxe4 dxe4 23. Nxe6 Ndxe5 24. Bxe5 Nxe5 25. Nd4 Nd3 26. Rc2 Bf6 27. Rcd2 Bg5 28. Rc2 Bf6 29. a4 Bxd4 30. cxd4 Rxc2 31. Bxc2 Nxb4 32. Bxe4 Rd8 33. Bxb7 a5 34. d5 Rd6 35. Kf1 Kf8 36. Ke2 Ke7 37. Rd4 f5 38. Rh4 g6 39. Rd4 Rb6 40. d6+ Rxd6 41. Rxd6 Kxd6 42. Bc8 Ke5 43. Ke3 Nd5+ 44. Ke2 Nc3+ 45. Kd3 Nxa4 46. Kc4 Nb6+ 47. Kb5 Nd5 48. Kxa5 Nf4 49. Bb7 g5 50. Kb4 g4 51. hxg4 fxg4 52. Kc4 h4 53. Bc8 h3 54. gxh3 gxh3 55. Bxh3 Nxh3 56. f4+ Kxf4 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "2"]
[White "Lachenmaier, Stefan"]
[Black "Mueller, Ansgar"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1620"]
[BlackElo "1388"]
[PlyCount "109"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bd3 Bg4 6. c3 Nf6 7. Bg5 h6 8. Bh4 e6 9. Nbd2 Be7 10. h3 Bh5 11. Qc2 Nd7 12. Bxe7 Qxe7 13. g4 Bg6 14. Bxg6 fxg6 15. Qxg6+ Qf7 16. Qxf7+ Kxf7 17. 0-0-0 e5 18. dxe5 Ndxe5 19. Kc2 Kf6 20. Nxe5 Nxe5 21. f4 Nc6 22. Nf3 Rhe8 23. Rxd5 Rac8 24. a3 Rcd8 25. Rxd8 Rxd8 26. Re1 Rd5 27. Re4 g5 28. fxg5+ hxg5 29. Nd4 Nxd4+ 30. Rxd4 Re5 31. Rd6+ Ke7 32. Rh6 Kd7 33. h4 Kc7 34. Rh5 Re2+ 35. Kb3 Rh2 36. hxg5 Rg2 37. Rh4 Kd8 38. g6 Ke7 39. Rh7+ Kf8 40. Rxb7 Rxg4 41. g7+ Kg8 42. Rxa7 Rxg7 43. Rxg7+ Kxg7 44. Kc4 Kf6 45. Kc5 Ke6 46. Kc6 Ke5 47. a4 Ke6 48. a5 Ke7 49. Kc7 Ke6 50. a6 Kd5 51. a7 Kc4 52. a8Q Kd3 53. Qd5+ Ke3 54. Kd6 Kf4 55. Qe5+ 1-0

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "7"]
[White "Lachenmaier, Stefan"]
[Black "Urban, Michael"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1755"]
[BlackElo "1684"]
[PlyCount "107"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Be3 c6 6. Nf3 Bg4 7. Be2 Nbd7 8. h3 Bh5 9. Qd2 e6 10. Bf4 Qb4 11. 0-0-0 Bd6 12. a3 Bxf4 13. Qxf4 Qa5 14. Ne5 0-0-0 15. Nc4 Qc7 16. Qxc7+ Kxc7 17. g4 Bg6 18. f4 Rhe8 19. Ne5 Nxe5 20. dxe5 Ne4 21. Nxe4 Bxe4 22. Rhg1 c5 23. Bd3 Bxd3 24. cxd3 Rd4 25. Rgf1 Red8 26. Kc2 b5 27. b3 Kc6 28. f5 R4d5 29. fxe6 fxe6 30. Rf7 R8d7 31. Rxd7 Kxd7 32. Re1 Ke7 33. Re4 Kf7 34. h4 Kg6 35. Kc3 h5 36. gxh5+ Kxh5 37. b4 cxb4+ 38. axb4 Kg6 39. d4 Rd8 40. Rg4+ Kf7 41. h5 Rc8+ 42. Kb3 Rc1 43. Rf4+ Ke7 44. Rg4 Kf7 45. Rf4+ Kg8 46. h6 gxh6 47. Rf6 Rc4 48. Rxh6 Rxd4 49. Rxe6 Rd5 50. Re7 a6 51. Re6 Kf8 52. Rxa6 Rxe5 53. Rb6 Ke7 54. Kc3 1/2-1/2

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "8"]
[White "Lippmann, Kai"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "1706"]
[BlackElo "1745"]
[PlyCount "90"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. d4 b6 5. Bg2 Bb7 6. e3 Bb4 7. Nge2 0-0 8. 0-0 Nbd7 9. a3 Bxc3 10. Nxc3 c5 11. cxd5 cxd4 12. Qxd4 exd5 13. Nxd5 Nxd5 14. Bxd5 Bxd5 15. Qxd5 Nf6 16. Qf3 Qe7 17. b4 Rfd8 18. Bb2 Qe4 19. Qe2 Rd6 20. Rfd1 Rad8 21. Bxf6 Rxd1+ 22. Rxd1 Rxd1+ 23. Qxd1 gxf6 24. Qd4 Qc6 25. e4 Qc1+ 26. Kg2 Qxa3 27. b5 Qb3 28. Qd7 Qc4 29. Qe8+ Kg7 30. Qc6 Qe2 31. h3 h6 32. Qd5 a6 33. bxa6 Qxa6 34. e5 fxe5 35. Qxe5+ Kg8 36. Qe8+ Kg7 37. Qc6 Qa5 38. h4 b5 39. g4 Qb4 40. f3 Qb2+ 41. Kh3 b4 42. Qe4 b3 43. g5 hxg5 44. hxg5 Qc3 45. Kg4 b2 0-1

[Event "GER-ch Net Amateur Gr-B Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "3"]
[White "Schaper, Jan Erik"]
[Black "Lachenmaier, Stefan"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1784"]
[BlackElo "1620"]
[PlyCount "68"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nc3 c5 4. e3 d5 5. Nb5 Na6 6. Nf3 Be7 7. Be2 0-0 8. 0-0 Nh5 9. Bg5 Bxg5 10. Nxg5 Nf6 11. Nf3 Bd7 12. Nd6 Bc6 13. Bxa6 Qxd6 14. dxc5 Qxc5 15. Bd3 Bb5 16. Ne5 Bxd3 17. Qxd3 Qd6 18. Nf3 Rfc8 19. c3 Rc7 20. Rad1 Qb6 21. Rd2 Ne4 22. Rc2 Rac8 23. Rfc1 Qa5 24. a3 Nf6 25. Nd4 Qb6 26. Nf3 a6 27. Ne5 Qd6 28. Nf3 b5 29. Rd2 Ne4 30. Rdc2 Nc5 31. Qe2 Qe5 32. Rd1 Ne4 33. Nd2 Nxd2 34. Rcxd2 Rc4 1/2-1/2

[Event "IECC M email"]
[Site "IECC email"]
[Date "1998.05.20"]
[Round "?"]
[White "Lachenmaier, Stefan"]
[Black "Nguyen, Lam"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1836"]
[BlackElo "1697"]
[PlyCount "19"]
[EventDate "1998.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 c5 7. Be3 cxd4 8. Nxd4 Bc5 9. Nxe6 Qxd1+ 10. Rxd1 1-0

[Event "IECC M email"]
[Site "IECC email"]
[Date "1998.05.20"]
[Round "?"]
[White "Nguyen, Lam"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1690"]
[BlackElo "1846"]
[PlyCount "34"]
[EventDate "1998.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. Nc3 e6 4. Bg5 Bb4 5. Qd3 0-0 6. Bxf6 Rxf6 7. a3 Bxc3+ 8. Qxc3 d6 9. 0-0-0 Nd7 10. e3 Nb6 11. Bc4 Nxc4 12. Qxc4 Bd7 13. h3 b5 14. Qd3 a5 15. g4 Bc6 16. Qe2 fxg4 17. hxg4 Bxf3 0-1

[Event "IECC M email"]
[Site "IECC email"]
[Date "1998.05.17"]
[Round "?"]
[White "Cashon, John J"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "1842"]
[BlackElo "1832"]
[PlyCount "78"]
[EventDate "1998.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 0-0 6. e3 h6 7. Bh4 b6 8. Bd3 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. 0-0 c5 12. Rc1 Re8 13. Bb5 Re6 14. Ne2 a6 15. Bd3 Nd7 16. Bf5 Re8 17. Qa4 b5 18. Qa3 c4 19. Qd6 Nf8 20. Qc5 Be7 21. Bc8 Bxc5 22. Bxb7 Ra7 23. Bc6 Bd6 24. Bxe8 Qxe8 25. Rfe1 Ne6 26. Nc3 Bb4 27. e4 dxe4 28. Rxe4 Qd8 29. Ne2 Re7 30. Ng3 g6 31. a3 Ba5 32. Rg4 Kh7 33. Re4 Qd6 34. a4 Ng5 35. Nxg5+ hxg5 36. Rxe7 Qxe7 37. axb5 axb5 38. Rd1 Qb4 39. Ne4 Qxb2 0-1

[Event "IECC M email"]
[Site "IECC email"]
[Date "1998.05.17"]
[Round "?"]
[White "Lachenmaier, Stefan"]
[Black "Cashon, John J"]
[Result "0-1"]
[ECO "C39"]
[WhiteElo "1850"]
[BlackElo "1817"]
[PlyCount "46"]
[EventDate "1998.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Nf6 6. d4 d6 7. Nd3 Nxe4 8. Bxf4 Qe7 9. Be2 Bf5 10. Nd2 Nc6 11. Nb3 Bg7 12. d5 Nd4 13. Nxd4 Bxd4 14. Rb1 0-0 15. c3 Bxc3+ 16. bxc3 Nxc3 17. Qc2 Rae8 18. Rb2 Qf6 19. Bg5 Qd4 20. Rb4 Qxb4 21. Nxb4 Bxc2 22. Kd2 Rxe2+ 23. Kxc3 Be4 0-1

[Event "IECC M email"]
[Site "IECC email"]
[Date "1998.05.09"]
[Round "?"]
[White "Glew, David"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1932"]
[BlackElo "1848"]
[PlyCount "53"]
[EventDate "1998.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bf4 c5 5. e3 Qb6 6. Qc1 Nc6 7. dxc5 Qxc5 8. Nbd2 Bg4 9. Nb3 Qb6 10. Ne5 Nxe5 11. Bxe5 e6 12. f3 Bf5 13. fxe4 Bxe4 14. Qd2 Rc8 15. Bd4 Qc6 16. Bd3 b6 17. 0-0 f6 18. Qe2 Bxd3 19. cxd3 e5 20. Rac1 Qd7 21. Rxc8+ Qxc8 22. Bxe5 fxe5 23. Qh5+ Kd8 24. Qxe5 Qb7 25. Nd4 Bc5 26. Ne6+ Kc8 27. b4 1-0

[Event "IECC M email"]
[Site "IECC email"]
[Date "1998.05.09"]
[Round "?"]
[White "Lachenmaier, Stefan"]
[Black "Glew, David"]
[Result "0-1"]
[ECO "C34"]
[WhiteElo "1855"]
[BlackElo "1935"]
[PlyCount "108"]
[EventDate "1998.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 Nc6 2. f4 e5 3. Nf3 exf4 4. d4 Nf6 5. Bd3 d5 6. e5 Nh5 7. 0-0 g6 8. Nc3 Bg4 9. Ne2 Bg7 10. c3 f6 11. Nxf4 fxe5 12. Nxh5 Bxh5 13. Qb3 e4 14. Qxb7 0-0 15. Qxc6 exf3 16. Rf2 Rb8 17. Qe6+ Kh8 18. Qh3 fxg2 19. Qxg2 Qh4 20. Be3 Rxf2 21. Bxf2 Qf4 22. Rb1 Qd2 23. Bf1 Qc2 24. Re1 Qxb2 25. Re7 Qxa2 26. Rxc7 Rf8 27. Bg3 Qa1 28. h3 h6 29. Bd6 Rf5 30. Rc8+ Kh7 31. Rc7 Rg5 32. Bg3 Qc1 33. h4 Rf5 34. Be5 Qe3+ 35. Kh2 Rxe5 36. dxe5 Qxe5+ 37. Qg3 Qf6 38. Bg2 d4 39. cxd4 Qxd4 40. Rb7 a5 41. Bh3 a4 42. Bg2 Bg4 43. Bh3 Bxh3 44. Kxh3 Qc5 45. Rc7 Qa5 46. Qd6 Qf5+ 47. Kg2 Qg4+ 48. Qg3 Qe2+ 49. Kh3 Qe6+ 50. Qg4 Qe5 51. Qg3 Qf5+ 52. Kh2 Kg8 53. Re7 Bf8 54. Re8 Kh7 0-1

[Event "Passau op 6th"]
[Site "Passau"]
[Date "1998.04.12"]
[Round "6"]
[White "Lachenmaier, Stefan"]
[Black "Deues, Erik"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1805"]
[BlackElo "2015"]
[PlyCount "85"]
[EventDate "1998.04.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Nd4 7. Nge2 Ne7 8. 0-0 d6 9. Rb1 Nec6 10. a3 a5 11. Qd2 h6 12. f4 f5 13. Kh1 0-0 14. Nd1 Nxe2 15. Qxe2 Nd4 16. Bxd4 cxd4 17. exf5 exf5 18. c3 Re8 19. Qd2 Qb6 20. cxd4 Qxd4 21. Rc1 Be6 22. Nc3 Bc4 23. Qf2 Ba6 24. Nd5 Qxf2 25. Rxf2 Bxd3 26. Nc7 Rac8 27. Bxb7 Rxc7 28. Rxc7 Bd4 29. Bd5+ Kh8 30. Rd2 Re1+ 31. Kg2 Bf1+ 32. Kf3 Re3+ 33. Kf2 Re2+ 34. Kxf1 Rxd2 35. Bf7 g5 36. fxg5 hxg5 37. h3 Bxb2 38. Ra7 Bxa3 39. Rxa5 Bc5 40. Ra4 Rf2+ 41. Ke1 Rh2 42. h4 Bf2+ 43. Kf1 0-1

[Event "Passau op 6th"]
[Site "Passau"]
[Date "1998.04.12"]
[Round "5"]
[White "Schmaranzer, Alfred"]
[Black "Lachenmaier, Stefan"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "1975"]
[BlackElo "1805"]
[PlyCount "66"]
[EventDate "1998.04.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. f4 f5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Nc6 5. Nf3 d6 6. d4 e6 7. 0-0 Bg7 8. Re1 Ne4 9. e3 0-0 10. Nxe4 fxe4 11. Nd2 d5 12. c4 Rb8 13. a3 a6 14. b4 Nxd4 15. Bb2 Nf5 16. Bxg7 Kxg7 17. Qb3 c6 18. Rad1 Qf6 19. g4 Ne7 20. g5 Qf7 21. Qb2+ Kg8 22. Qe5 Ra8 23. Nb3 Qg7 24. Qc7 Nf5 25. Qb6 Qc3 26. Na5 Qxa3 27. cxd5 exd5 28. Nxc6 bxc6 29. Qxc6 Ra7 30. Qxd5+ Raf7 31. Qc5 Qb2 32. Rb1 Qd2 33. Rbd1 Qb2 1/2-1/2

[Event "Passau op 6th"]
[Site "Passau"]
[Date "1998.04.11"]
[Round "4"]
[White "Lachenmaier, Stefan"]
[Black "Fuchs, Christian"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1805"]
[BlackElo "1915"]
[PlyCount "66"]
[EventDate "1998.04.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. Bf4 Nc6 8. c3 Bd6 9. Bxd6 Qxd6 10. h3 Bh5 11. Nbd2 Nxd2 12. Qxd2 Bxf3 13. gxf3 0-0-0 14. 0-0-0 Qf6 15. f4 g6 16. f5 a6 17. h4 Ne7 18. Rde1 Rhe8 19. Qg5 Ng8 20. Re3 Rxe3 21. fxe3 Re8 22. Rf1 Qxg5 23. hxg5 Rxe3 24. fxg6 fxg6 25. Bxg6 hxg6 26. Rf8+ Kd7 27. Rxg8 Re6 28. Kd2 Ke7 29. Rg7+ Kd6 30. a4 b6 31. b4 b5 32. axb5 axb5 33. Kd3 Kc6 1/2-1/2

[Event "Passau op 6th"]
[Site "Passau"]
[Date "1998.04.11"]
[Round "3"]
[White "Roth, Bernd"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1489"]
[BlackElo "1805"]
[PlyCount "24"]
[EventDate "1998.04.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 Bd6 5. e3 0-0 6. d4 b6 7. Bd3 Ne4 8. Nbd2 f5 9. 0-0 Nd7 10. cxd5 exd5 11. Bxe4 fxe4 12. Ne1 Ba6 0-1

[Event "Passau op 6th"]
[Site "Passau"]
[Date "1998.04.10"]
[Round "2"]
[White "Lachenmaier, Stefan"]
[Black "Oschetzki, Stefan"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1805"]
[BlackElo "2135"]
[PlyCount "92"]
[EventDate "1998.04.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d3 Bc5 6. 0-0 Bg4 7. h3 Bxf3 8. Qxf3 Ne7 9. Nd2 0-0 10. Nc4 Ng6 11. Qg3 Qe7 12. Bd2 b5 13. Ne3 Bxe3 14. Qxe3 Nf4 15. Qf3 Ne6 16. Bc3 Rfe8 17. Qe3 f6 18. b4 c5 19. bxc5 Qxc5 20. Qxc5 Nxc5 21. Bd2 Rad8 22. Be3 Na4 23. f3 Re6 24. Kf2 c5 25. Rab1 Rc6 26. c4 Nc3 27. cxb5 axb5 28. Rb3 Rxd3 29. Rc1 b4 30. Rc2 c4 31. Rxb4 Nd1+ 32. Ke2 Nxe3 33. Rcxc4 Nxc4 34. Kxd3 Nd6 35. g3 Kf7 36. f4 Ke6 37. Ra4 Nb5 38. Rb4 Rc3+ 39. Kd2 Rc5 40. Kd3 Kd6 41. a4 Nc7 42. f5 Na6 43. Rb2 Ra5 44. Ke3 Nc5 45. Rb8 Rxa4 46. Rg8 Ra3+ 0-1

[Event "Passau op 6th"]
[Site "Passau"]
[Date "1998.04.10"]
[Round "1"]
[White "Schenk, Uwe"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2190"]
[BlackElo "1805"]
[PlyCount "61"]
[EventDate "1998.04.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 Nbd7 8. b3 Re8 9. Rd1 Ne4 10. Bb2 f5 11. Ne1 Bd6 12. Nd3 Qf6 13. f3 Ng5 14. Nd2 Qh6 15. Nf2 Nf6 16. e4 fxe4 17. fxe4 e5 18. cxd5 cxd5 19. exd5 Nh3+ 20. Nxh3 Bxh3 21. Nc4 Rac8 22. Bxh3 Qxh3 23. Qg2 Qxg2+ 24. Kxg2 exd4 25. Nxd6 Rc2+ 26. Kg1 Ree2 27. Bxd4 Ng4 28. Rd3 Nxh2 29. Rc3 Rg2+ 30. Kh1 Nf3 31. Rxf3 1-0

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "4"]
[White "Albert, Marion"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2140"]
[PlyCount "35"]
[EventDate "1998.??.??"]
[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 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Nc3 Nf6 6. Bd2 Bd7 7. 0-0-0 Be7 8. Qg3 Rg8 9. f4 Bg4 10. Nf3 Qd7 11. h3 Bxf3 12. Qxf3 0-0-0 13. g4 Ne8 14. Bc4 Bf6 15. g5 Na5 16. Bb5 c6 17. Be2 Bd4 18. Qd3 1-0

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "7"]
[White "Campe, Herbert"]
[Black "Lachenmaier, Stefan"]
[Result "0-1"]
[ECO "C97"]
[PlyCount "60"]
[EventDate "1998.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Bd7 13. d5 Ne8 14. Nf1 f5 15. exf5 Bxf5 16. Ng3 Bxc2 17. Qxc2 Qd7 18. Bg5 Rxf3 19. Bxe7 Rxg3 20. fxg3 Qxe7 21. b3 c4 22. g4 Nf6 23. b4 Nb7 24. Qd2 a5 25. a3 a4 26. g5 Nh5 27. h4 Qd7 28. Re4 Rf8 29. Qe3 Nf4 30. Qe2 Nxe2+ 0-1

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "1"]
[White "Kniest, Oliver"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2300"]
[PlyCount "151"]
[EventDate "1998.??.??"]
[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. cxd5 exd5 5. Bg5 Be7 6. Qc2 0-0 7. e3 Be6 8. Bd3 h6 9. Bh4 c5 10. dxc5 Qa5 11. a3 Nc6 12. Qa4 Qxc5 13. Nge2 Ne5 14. Bb1 Qc4 15. 0-0 b5 16. Qxc4 bxc4 17. Bg3 Nc6 18. Rd1 Rfd8 19. Nf4 g5 20. Nxe6 fxe6 21. Ba2 Nh5 22. e4 Nxg3 23. hxg3 Bf6 24. Rac1 Bxc3 25. Rxc3 Na5 26. exd5 exd5 27. Rc2 Rd6 28. Bxc4 Nxc4 29. Rxc4 Rb8 30. Rc2 Rb7 31. Rd4 Kf7 32. Kf1 Ke6 33. Ke2 Rb3 34. Rd3 Rdb6 35. Re3+ Kd6 36. Rxb3 Rxb3 37. Rd2 h5 38. Kd1 Ke5 39. Kc2 Rb7 40. b4 d4 41. Kd3 a5 42. Re2+ Kd5 43. Re4 axb4 44. Rxd4+ Kc6 45. Rxb4 Rf7 46. Rb2 Ra7 47. Ra2 Kd5 48. a4 Ra5 49. Kc3 Kc5 50. Kb3 h4 51. Re2 Kb6 52. gxh4 gxh4 53. Re6+ Kb7 54. Rh6 Rg5 55. Rxh4 Rxg2 56. Rf4 Ka6 57. Kc4 Rg5 58. Rd4 Kb6 59. f4 Rf5 60. Kd3 Kc5 61. Rc4+ Kd5 62. a5 Rf6 63. Re4 Kc6 64. Ke3 Kd7 65. Re5 Rc6 66. Kd4 Rc1 67. f5 Ra1 68. f6 Rf1 69. Re7+ Kd6 70. Rb7 Kc6 71. Rb6+ Kc7 72. Ra6 Kb7 73. Re6 Rf5 74. a6+ Ka7 75. Ke4 Rf1 76. Ke5 1-0

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "5"]
[White "Lachenmaier, Stefan"]
[Black "Czirnich, Wolfgang"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "109"]
[EventDate "1998.??.??"]
[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 d5 2. exd5 Nf6 3. d4 c6 4. dxc6 Nxc6 5. c3 e5 6. Bb5 a6 7. Bxc6+ bxc6 8. Ne2 exd4 9. Qxd4 Qxd4 10. Nxd4 c5 11. Ne2 Bd6 12. 0-0 0-0 13. Bf4 Re8 14. Bxd6 Rxe2 15. f3 Rxb2 16. Rf2 Rxf2 17. Kxf2 Be6 18. Bxc5 Rb8 19. Nd2 Rb2 20. Ke1 Rxa2 21. Rxa2 Bxa2 22. Ke2 Nd5 23. Bb4 Nf4+ 24. Kf2 f5 25. g3 Nd5 26. Ke2 Kf7 27. Kd3 Nxb4+ 28. cxb4 Bd5 29. Kd4 Ke6 30. Kc5 Bb7 31. f4 Be4 32. Nb3 Bd3 33. Nd4+ Kd7 34. Kd5 g6 35. Nb3 Bf1 36. Nd4 Kc7 37. Kc5 Kd7 38. Nc6 Bb5 39. Ne5+ Ke6 40. Nc6 Bf1 41. Nb8 Ke7 42. Kb6 Kd6 43. Nxa6 Kd5 44. Nc7+ Ke4 45. Ne6 Kf3 46. Nf8 Kg2 47. Nxh7 Kxh2 48. Nf8 Kxg3 49. Nxg6 Kg4 50. Kc5 Kf3 51. b5 Bxb5 52. Kxb5 Ke4 53. Kc5 Kf3 54. Kd5 Kg4 55. Ke5 1-0

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "2"]
[White "Lachenmaier, Stefan"]
[Black "Neldner, Martin"]
[Result "1-0"]
[ECO "C34"]
[PlyCount "27"]
[EventDate "1998.??.??"]
[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 e5 2. f4 exf4 3. Nf3 d6 4. d4 Bg4 5. Bc4 Nf6 6. Nc3 Nbd7 7. Bxf4 Qe7 8. 0-0 g6 9. h3 Bxf3 10. Qxf3 0-0-0 11. Rae1 Bg7 12. Bg5 h6 13. Nd5 Qe6 14. Nb6+ 1-0

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "6"]
[White "Lachenmaier, Stefan"]
[Black "Weiler, Wolfgang"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "165"]
[EventDate "1998.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 Bg4 8. Be3 e5 9. dxe5 dxe5 10. h3 exf4 11. Bxf4 Nh5 12. Bh2 Bxf3 13. Qxf3 Ne5 14. Qe2 Qd4+ 15. Kh1 c6 16. Rad1 Qb4 17. Rb1 Rae8 18. a3 Qc5 19. Qf2 Qa5 20. Ne2 c5 21. Ng3 Nf6 22. Qe1 Qc7 23. Be2 h5 24. Bf3 Qc6 25. Rf2 h4 26. Nf1 Nh7 27. Ne3 Ng5 28. Qe2 Nexf3 29. gxf3 Nxe4 30. Rg2 Nd6 31. Qd2 Bh6 32. Qxd6 Rxe3 33. Qxc6 bxc6 34. Rf2 Rfe8 35. Kg2 c4 36. Bd6 Re1 37. Rxe1 Rxe1 38. Bc5 a6 39. Rf1 Re2+ 40. Rf2 Re5 41. Bd4 Rg5+ 42. Kh2 Rd5 43. Bc3 Bf4+ 44. Kg2 Rg5+ 45. Kh1 f5 46. Rg2 Kf7 47. Rxg5 Bxg5 48. b3 cxb3 49. cxb3 Ke6 50. Kg2 Be3 51. Kf1 Bc5 52. a4 Bd6 53. Ke2 Be5 54. Be1 Bf6 55. Kd3 Kd5 56. f4 Be7 57. Bd2 Kc5 58. Kc3 Bf6+ 59. Kd3 Bb2 60. Kc2 Ba3 61. Kd3 Bb4 62. Be3+ Kd5 63. Bf2 Be7 64. Be3 Bd6 65. Bd2 Be7 66. Be3 Bf6 67. Bc1 Bd4 68. Ba3 Bf2 69. Bc1 Bc5 70. Bd2 Bd6 71. Be3 Ke6 72. Kc4 Kf6 73. b4 Kg7 74. b5 cxb5+ 75. axb5 axb5+ 76. Kxb5 Kf6 77. Kc4 Bxf4 78. Bxf4 g5 79. Bc7 Kg6 80. Kd3 g4 81. hxg4 fxg4 82. Ke2 Kf5 83. Kf2 1/2-1/2

[Event "Wuerzburg op 14th"]
[Site "Wuerzburg"]
[Date "1998.??.??"]
[Round "3"]
[White "Schelle, Artur"]
[Black "Lachenmaier, Stefan"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2200"]
[PlyCount "132"]
[EventDate "1998.??.??"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bd6 6. d4 Bg4 7. dxe5 Bxf3 8. Qxf3 Bxe5 9. Rd1 Qe7 10. Na3 Nf6 11. Nc4 0-0 12. Qf5 Rfe8 13. Nxe5 Qxe5 14. Qxe5 Rxe5 15. f3 Rc8 16. Rd3 Kf8 17. Bf4 Ree8 18. Rad1 Ke7 19. Bg5 h6 20. Bh4 g5 21. Bf2 Red8 22. Bc5+ Ke8 23. Be3 Rxd3 24. Rxd3 Rd8 25. Rxd8+ Kxd8 26. h4 Nh7 27. Kh2 Kd7 28. Kg3 Ke6 29. hxg5 hxg5 30. Kg4 f6 31. g3 Ke5 32. Bd2 Nf8 33. Bc3+ Ke6 34. f4 gxf4 35. gxf4 Nd7 36. f5+ Kf7 37. Kf4 c5 38. e5 fxe5+ 39. Bxe5 c6 40. c4 Ke7 41. Ke4 Nb6 42. b3 Nd7 43. Bg3 Nf6+ 44. Kf4 Nd7 45. Bh4+ Kf7 46. Bf2 Kf6 47. Ke4 Kf7 48. Bh4 Kg7 49. Be7 Kf7 50. Bd6 Kf6 51. Kf4 b5 52. Bc7 Kf7 53. Ke4 Ke7 54. cxb5 cxb5 55. Bg3 c4 56. Bh4+ Kd6 57. b4 Nb6 58. Bg3+ Ke7 59. Be5 Nd7 60. Bg3 Nf6+ 61. Kd4 Ng4 62. Kc5 Ne3 63. Bh4+ Kf7 64. Bg5 Nxf5 65. Kb6 Ke6 66. Kxa6 Nd4 1/2-1/2

[Event "Cattolica op"]
[Site "Cattolica"]
[Date "1989.??.??"]
[Round "?"]
[White "Holzhaeuer, Mathias"]
[Black "Lachenmaier, Stefan"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "2315"]
[PlyCount "87"]
[EventDate "1989.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d4 Bg4 7. dxe5 Qxd1+ 8. Nxd1 Bxf3 9. gxf3 fxe5 10. f4 Bd6 11. fxe5 Bxe5 12. Ne3 Nf6 13. Nc4 Bd4 14. f3 Nd7 15. c3 Ba7 16. Ke2 Rf8 17. Be3 c5 18. Rhg1 g6 19. Rad1 b5 20. Na5 Bb6 21. Nb3 c4 22. Nd4 Rc8 23. Nc6 Rf6 24. Nb4 Bxe3 25. Kxe3 Nc5 26. Rg5 Na4 27. Re5+ Kf8 28. Rd7 c5 29. Nd5 Rf7 30. Rxf7+ Kxf7 31. Re7+ Kf8 32. Rxh7 Rc6 33. b3 Nb2 34. e5 Nd3 35. f4 cxb3 36. axb3 Nc1 37. Ke4 Nxb3 38. Nf6 b4 39. cxb4 cxb4 40. Kd5 Rc5+ 41. Kd6 Rc1 42. e6 Rd1+ 43. Kc7 Re1 44. Rf7# 1-0

