[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.04.01"]
[Round "7"]
[White "Lehmkuhl, Stefan"]
[Black "Pittelkow, Andreas"]
[Result "0-1"]
[ECO "E74"]
[WhiteElo "1900"]
[PlyCount "78"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 h6 8. Be3 b5 9. cxb5 a6 10. Qd2 Qa5 11. b6 Nbd7 12. f3 Kh7 13. Nh3 Nxb6 14. 0-0 Bxh3 15. gxh3 Rfb8 16. Rab1 Na4 17. Nxa4 Qxa4 18. b3 Qa3 19. Qc2 Nd7 20. f4 Qb4 21. Kh1 Rc8 22. Rbc1 Qa3 23. h4 h5 24. Rf3 Rab8 25. Rg1 a5 26. Rfg3 Qb2 27. Qd1 Bd4 28. Bxh5 Nf6 29. f5 gxh5 30. Rg7+ Kh8 31. R7g5 Nh7 32. Rxh5 Bxe3 33. f6 Qxf6 34. Rf1 Qg6 35. Qf3 Rg8 36. h3 Qg3 37. Rxh7+ Kxh7 38. Qh5+ Bh6 39. Rxf7+ Rg7 0-1

[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.03.31"]
[Round "5"]
[White "Lehmkuhl, Stefan"]
[Black "Seum, Ferdinand"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1900"]
[BlackElo "1747"]
[PlyCount "91"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c5 4. Nd2 Nxd2 5. Qxd2 Qb6 6. 0-0-0 cxd4 7. Qxd4 Qxd4 8. Rxd4 Nc6 9. Rd1 e5 10. e4 Be7 11. Bxe7 Kxe7 12. Bc4 a6 13. Nf3 h6 14. Bd5 d6 15. h3 Be6 16. Kb1 Rac8 17. Rd2 Rhd8 18. Rhd1 Bxd5 19. Rxd5 Ke6 20. c3 Ne7 21. R5d3 d5 22. g3 Rd7 23. Ne1 Rcd8 24. exd5+ Rxd5 25. Kc2 f5 26. Rxd5 Rxd5 27. Nd3 g5 28. c4 Ra5 29. Kb1 e4 30. b4 Ra3 31. Nc5+ Ke5 32. Nxb7 Rd3 33. Kc2 Nc6 34. Rxd3 Nxb4+ 35. Kd2 Nxd3 36. f3 f4 37. gxf4+ Nxf4 38. fxe4 Kxe4 39. Nd6+ Kd4 40. h4 gxh4 41. Nf5+ Kxc4 42. Nxh4 Kb4 43. Kc2 Ka3 44. Kb1 Ne2 45. Nf5 h5 46. Ne3 0-1

[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.03.31"]
[Round "6"]
[White "Mi, Gufeng"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1723"]
[BlackElo "1900"]
[PlyCount "64"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. g4 d5 2. Bg2 c6 3. c4 dxc4 4. g5 e5 5. h4 Bd6 6. Nc3 Be6 7. a4 Ne7 8. e3 Bc7 9. Nge2 Na6 10. 0-0 Nf5 11. f4 Nxh4 12. Ng3 Nxg2 13. Kxg2 exf4 14. exf4 Qd3 15. Rf3 Bd5 16. Qe1+ Kf8 17. Nxd5 Qxd5 18. Qf1 Nb4 19. d4 Nc2 20. Bd2 Nxa1 21. Bb4+ Bd6 22. Bxd6+ Qxd6 23. Qxa1 Re8 24. Nf5 Qb4 25. Rc3 h6 26. g6 fxg6 27. Nh4 Kf7 28. Qb1 Qd6 29. f5 Re2+ 30. Kf1 Rhe8 31. fxg6+ Kg8 32. Nf3 Qg3 0-1

[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.03.30"]
[Round "3"]
[White "Lehmkuhl, Stefan"]
[Black "Grillmaier, Alexander"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1900"]
[BlackElo "1740"]
[PlyCount "69"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 f5 2. h3 Nf6 3. g4 fxg4 4. hxg4 b6 5. Bg2 d5 6. g5 Ne4 7. Bf4 e6 8. Nf3 Nc6 9. c3 Bd6 10. Bxd6 Qxd6 11. Nbd2 Nxd2 12. Qxd2 Bd7 13. g6 h6 14. Ng5 Rf8 15. Nf7 Qe7 16. 0-0-0 Nd8 17. e4 Nxf7 18. gxf7+ Qxf7 19. exd5 0-0-0 20. dxe6 Bxe6 21. Qe3 Bc4 22. Qe4 Qf4+ 23. Qxf4 Rxf4 24. b3 Ba6 25. Rd2 Rdf8 26. f3 Bb7 27. d5 c6 28. Bh3+ Kc7 29. d6+ Kd8 30. Bg4 c5 31. Rg1 g5 32. Rh2 Bxf3 33. Bxf3 Rxf3 34. Rxh6 Rf1+ 35. Rxf1 1/2-1/2

[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.03.30"]
[Round "4"]
[White "Lunge, Constantin"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1516"]
[BlackElo "1900"]
[PlyCount "74"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c6 3. Nf3 Qb6 4. Qc1 Bg4 5. Nbd2 Nf6 6. h3 Bf5 7. e3 h6 8. Bd3 Bxd3 9. cxd3 e6 10. 0-0 Be7 11. e4 0-0 12. Re1 Na6 13. Nb3 Rac8 14. e5 Nh7 15. Re3 c5 16. dxc5 Nxc5 17. Nxc5 Bxc5 18. b3 Bd4 19. Qd1 Bxa1 20. Qxa1 Qc5 21. Re1 Qc3 22. Qb1 Qc2 23. Qxc2 Rxc2 24. Ra1 a6 25. h4 Rfc8 26. g3 Nf8 27. Kf1 Ng6 28. Be3 Ne7 29. g4 h5 30. gxh5 Nf5 31. Bf4 Nh6 32. Nd4 R2c3 33. Bd2 Rxd3 34. Bxh6 gxh6 35. Ne2 Rh3 36. Nf4 Rxh4 37. Nd3 Rh1+ 0-1

[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.03.29"]
[Round "2"]
[White "Holinka, Henning"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2198"]
[BlackElo "1900"]
[PlyCount "73"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. e5 dxe5 6. fxe5 Nd5 7. Bd2 Be6 8. Nf3 h6 9. Ne4 Qd8 10. c4 Nc7 11. Bd3 Bg4 12. Bc3 e6 13. 0-0 Nba6 14. Qa4 Be7 15. Nd6+ Bxd6 16. exd6 Qxd6 17. Ne5 Bf5 18. c5 Qxe5 19. dxe5 Bxd3 20. Rf3 Bg6 21. b4 0-0 22. h3 Nb5 23. Rd1 Nac7 24. Qb3 Be4 25. Rg3 Nd5 26. Bb2 a5 27. a4 Nbc7 28. Qc4 Bf5 29. b5 Nb4 30. Rd7 Rac8 31. b6 Nca6 32. Bc1 Bg6 33. Bxh6 Nd5 34. Bg5 Nab4 35. Rxb7 Nc2 36. Ra7 f6 37. Bxf6 1-0

[Event "Hamburg HSK Easter op"]
[Site "Hamburg"]
[Date "2024.03.29"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Englert, Barbara"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "1900"]
[BlackElo "1537"]
[PlyCount "65"]
[EventDate "2024.03.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Bb4 7. Nge2 0-0 8. a3 Be7 9. Rc1 Ne4 10. Bxe7 Qxe7 11. Nxd5 Qh4 12. g3 Qd8 13. Bg2 Nef6 14. Nxc7 Rb8 15. 0-0 Nb6 16. Nb5 a5 17. Nec3 Bd7 18. e4 Bxb5 19. Nxb5 Qd7 20. Qd3 Rfe8 21. Nc3 Rbc8 22. e5 Nfd5 23. Nxd5 Nxd5 24. Qb3 Ne7 25. d5 Rxc1 26. Rxc1 Nf5 27. e6 fxe6 28. dxe6 Qxe6 29. Qxe6+ Rxe6 30. Bd5 Nd4 31. Bxe6+ Nxe6 32. Rc8+ Kf7 33. Rb8 1-0

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.08"]
[Round "7"]
[White "Lehmkuhl, Stefan"]
[Black "Muendoerfer, Sebastian"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1803"]
[BlackElo "1494"]
[PlyCount "117"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. 0-0 cxd4 7. Qxd4 Nc6 8. Qd1 Be7 9. Nc3 0-0 10. Bf4 Rc8 11. Bd6 Ba6 12. b3 Ne8 13. Bxe7 Nxe7 14. Qd2 Nf6 15. Qd6 Rc5 16. Rfd1 Nf5 17. Qd2 Qc7 18. e4 Nh6 19. Nd4 Qb8 20. Rac1 Nhg4 21. f4 Ne8 22. Bf3 Nh6 23. Ndb5 Bxb5 24. Nxb5 a6 25. Nd6 Nxd6 26. Qxd6 Qxd6 27. Rxd6 b5 28. Be2 Rd8 29. Rcd1 bxc4 30. Bxc4 Ng4 31. Rxd7 Rxd7 32. Rxd7 Kf8 33. Rd3 Nf6 34. e5 Ne4 35. Kg2 Rc7 36. Kf3 Nc5 37. Rd6 a5 38. Ke3 a4 39. Kd4 axb3 40. axb3 Ke7 41. g4 Nb7 42. Rb6 Rd7+ 43. Ke3 g6 44. h4 Nd8 45. Bd3 f6 46. exf6+ Kxf6 47. b4 Rb7 48. Rxb7 Nxb7 49. Kd4 h6 50. b5 g5 51. fxg5+ hxg5 52. h5 Na5 53. h6 Nb3+ 54. Ke3 Nc5 55. h7 Kg7 56. b6 e5 57. Be4 Nd7 58. b7 Kh8 59. Kd2 1-0

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.07"]
[Round "5"]
[White "Lehmkuhl, Stefan"]
[Black "Gottschalk, Siegfried"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1803"]
[BlackElo "1998"]
[PlyCount "29"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. f3 gxh4 5. fxe4 c5 6. d5 Qb6 7. Qc1 Bh6 8. Nd2 d6 9. c3 f5 10. Qc2 fxe4 11. Nc4 Qc7 12. Qxe4 0-0 13. Qxh4 Bg7 14. Nf3 b5 15. Ncd2 1/2-1/2

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.07"]
[Round "6"]
[White "Muecke, Leonard"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1570"]
[BlackElo "1803"]
[PlyCount "22"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 e5 3. d3 c6 4. Bg2 h6 5. e4 Be7 6. a4 Be6 7. c3 Qd7 8. d4 exd4 9. Nxd4 Nf6 10. 0-0 0-0 11. Nxe6 Qxe6 1/2-1/2

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.06"]
[Round "3"]
[White "Lehmkuhl, Stefan"]
[Black "Evering, Soeren"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1803"]
[BlackElo "2020"]
[PlyCount "54"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. Qd3 d5 5. f3 Nc6 6. c3 Nc5 7. dxc5 gxh4 8. Nd2 e5 9. b4 Be6 10. Nb3 a6 11. e3 Qf6 12. Qc2 Bh6 13. Kf2 d4 14. exd4 exd4 15. Qe4 0-0-0 16. Bxa6 Be3+ 17. Ke1 Bd5 18. Qg4+ Kb8 19. Nxd4 Nxd4 20. cxd4 Bxd4 21. Rd1 Bc3+ 22. Kf2 Rhg8 23. Qh5 Qxa6 24. Ne2 Rxg2+ 25. Kxg2 Qxe2+ 26. Kh3 Be6+ 27. Kxh4 Rxd1 0-1

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.06"]
[Round "4"]
[White "Wagner, Julian"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2155"]
[BlackElo "1803"]
[PlyCount "75"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 c6 4. f3 Nbd7 5. Be3 e5 6. Nge2 Be7 7. Qd2 b5 8. a3 a5 9. d5 Bb7 10. dxc6 Bxc6 11. Ng3 b4 12. Nb5 Qb8 13. a4 g6 14. Bh6 Rg8 15. Rd1 Bxb5 16. Bxb5 Qc7 17. Nf1 Rc8 18. Ne3 g5 19. Nc4 Rg6 20. Bxg5 Nxe4 21. fxe4 Bxg5 22. Qd5 Qa7 23. Bxd7+ Kxd7 24. Qxf7+ Be7 25. Nxe5+ Kd8 26. Nxg6 Qe3+ 27. Kf1 hxg6 28. Qf3 Qc5 29. Rd2 Kc7 30. Rf2 Kb8 31. Qd3 Ka7 32. g3 Qc6 33. b3 Bf8 34. Kg2 Bg7 35. Rf7+ Rc7 36. Rhf1 Be5 37. Qd5 Qxc2+ 38. R1f2 1-0

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.05"]
[Round "2"]
[White "Burkhardt, Holger"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1988"]
[BlackElo "1803"]
[PlyCount "30"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. g3 c6 5. Bg2 Nf6 6. Nge2 e5 7. 0-0 Bd6 8. a3 0-0 9. d3 Nbd7 10. Rb1 Re8 11. b4 Qc7 12. b5 Nb6 13. a4 Bd7 14. Bd2 Nbd5 15. Qc1 Rac8 1/2-1/2

[Event "Verden op-A"]
[Site "Verden"]
[Date "2023.01.05"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Herrmann, Andreas"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1803"]
[BlackElo "2036"]
[PlyCount "85"]
[EventDate "2023.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. Nd2 Nd6 5. e3 g6 6. Bd3 Bg7 7. Ne2 0-0 8. 0-0 Bf5 9. Bxf5 Nxf5 10. Bg5 f6 11. Bf4 e5 12. Bg3 Nd7 13. c3 c6 14. Qb3 Qb6 15. a4 Nxg3 16. hxg3 f5 17. a5 Qxb3 18. Nxb3 Rfe8 19. Ra4 Bf8 20. Rd1 e4 21. Rc1 Rad8 22. c4 dxc4 23. Raxc4 Nf6 24. a6 Re7 25. Na5 bxa6 26. Nxc6 Red7 27. Nxd8 Rxd8 28. Nf4 Kf7 29. Rc7+ Be7 30. Rxa7 g5 31. Ne2 Nd5 32. Nc3 Nb4 33. Na4 Rd6 34. Rcc7 Nd5 35. Rd7 Rxd7 36. Rxd7 Ke6 37. Ra7 f4 38. Rxa6+ Kf7 39. gxf4 gxf4 40. exf4 Nxf4 41. Kf1 Nd3 42. Rh6 Kg7 43. Re6 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden an der Aller"]
[Date "2020.01.05"]
[Round "7"]
[White "Korb, Ruben"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1709"]
[BlackElo "1855"]
[PlyCount "116"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. c4 Nb6 5. b3 N8d7 6. Bb2 Nf6 7. d4 g6 8. Bd3 Bg7 9. a4 0-0 10. a5 Nbd7 11. 0-0 Re8 12. Re1 Nf8 13. Qc2 Ne6 14. Nbd2 Nf4 15. Ne4 Nxd3 16. Nxf6+ Bxf6 17. Qxd3 c5 18. Qd2 cxd4 19. Bxd4 e5 20. Bc3 Qxd2 21. Nxd2 Bg7 22. Ne4 f6 23. Rad1 Be6 24. Nc5 b6 25. axb6 axb6 26. Nxe6 Rxe6 27. Ra1 Ree8 28. Kf1 Kf7 29. Ke2 Red8 30. Rec1 Ke6 31. Bb2 Bh6 32. Rc2 f5 33. Rxa8 Rxa8 34. b4 Bf8 35. c5 bxc5 36. bxc5 Rc8 37. Ba3 Kd5 38. Rd2+ Kc6 39. Rb2 e4 40. f3 exf3+ 41. gxf3 Re8+ 42. Kd3 Bxc5 43. Bxc5 Kxc5 44. Rb7 h5 45. Rg7 Re6 46. Rg8 Kd6 47. h4 Ke5 48. Ke3 f4+ 49. Kf2 Kf5 50. Rf8+ Rf6 51. Ra8 Rf7 52. Ra6 Re7 53. Ra4 g5 54. Ra5+ Re5 55. Rxe5+ Kxe5 56. hxg5 Kf5 57. Kg2 Kxg5 58. Kh3 h4 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Seidenstuecker, Hans Lennart"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1855"]
[BlackElo "1714"]
[PlyCount "41"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 e6 3. e4 c5 4. Be3 Qb6 5. Qd2 Nc6 6. Nf3 cxd4 7. Nxd4 Bb4 8. f3 d5 9. Nxe6 Bxc3 10. Qxc3 Qb4 11. Nc7+ Kd7 12. Nxa8 d4 13. 0-0-0 Nd5 14. Qxb4 Ndxb4 15. Bxd4 Ke7 16. Bc5+ Kf6 17. Bc4 Be6 18. Bxe6 fxe6 19. Bxb4 Nxb4 20. a3 Na6 21. Rd7 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "5"]
[White "Seeber, Helmut"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1644"]
[BlackElo "1855"]
[PlyCount "80"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be2 Nf6 5. Qd3 0-0 6. 0-0 Nbd7 7. h3 a6 8. Be3 b5 9. c3 Bb7 10. Nbd2 c5 11. Rac1 Qc7 12. Rfd1 Rfd8 13. Qb1 Rac8 14. b3 Qb8 15. Bd3 Rc7 16. Nf1 Rdc8 17. Ng3 Qa8 18. Re1 cxd4 19. cxd4 h5 20. Rxc7 Rxc7 21. Rc1 Rxc1+ 22. Bxc1 Nf8 23. Be3 Ne6 24. Qc2 Qc8 25. Qxc8+ Bxc8 26. Kf1 Bb7 27. Ke2 Nd7 28. Kd2 Nd8 29. Ke2 Nc6 30. a3 Kf8 31. Bc2 Ke8 32. Kd3 e6 33. Bg5 b4 34. a4 a5 35. Be3 Ba6+ 36. Kd2 h4 37. Ne2 Bf6 38. Bd3 Bb7 39. Bg5 Bxg5+ 40. Nxg5 e5 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Wetjen, Fabian"]
[Result "1/2-1/2"]
[ECO "A91"]
[WhiteElo "1855"]
[BlackElo "1748"]
[PlyCount "23"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 0-0 6. 0-0 d6 7. Qc2 e5 8. dxe5 dxe5 9. Nc3 Qe8 10. b3 Qh5 11. f3 c6 12. Nf2 1/2-1/2

[Event "Niedersachsen-ch"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "3"]
[White "Ter Stal, Lars"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "1707"]
[BlackElo "1855"]
[PlyCount "16"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. d3 Nbd7 7. Nbd2 a5 8. Rb1 Re8 1/2-1/2

[Event "Niedersachsen-ch"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Hengst, Ruediger"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1855"]
[BlackElo "1668"]
[PlyCount "59"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 d5 4. Nd2 Nxd2 5. Qxd2 g6 6. e3 Bg7 7. Be2 0-0 8. Nf3 Nd7 9. 0-0 Nf6 10. Rac1 Ne4 11. Qb4 f6 12. c4 c6 13. Rfd1 a5 14. Qe1 Be6 15. Nd2 Nd6 16. b3 Qd7 17. cxd5 cxd5 18. f3 Bh6 19. Bf2 f5 20. f4 b5 21. Nf3 Bg7 22. Rc5 Rfc8 23. Rdc1 b4 24. Ng5 Nb7 25. Bb5 Qd6 26. Rc6 Rxc6 27. Rxc6 Qd7 28. Nxe6 Nd6 29. Nc5 Qe8 30. Ba4 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "1"]
[White "Pfeifer, Frank"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1574"]
[BlackElo "1855"]
[PlyCount "58"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Be3 Nf6 5. Nd2 0-0 6. h3 Nbd7 7. f4 c5 8. e5 Nd5 9. Qf3 Nxe3 10. Qxe3 cxd4 11. cxd4 Nb6 12. g3 Nd5 13. Qb3 Be6 14. Bc4 dxe5 15. dxe5 a6 16. Ngf3 b5 17. Bxd5 Bxd5 18. Qe3 Qd7 19. 0-0 Qxh3 20. Kf2 Rac8 21. Rh1 Qd7 22. Rad1 Qb7 23. Rh4 Rc2 24. Ke1 e6 25. Ng5 h6 26. Nde4 Bxe4 27. Nxe4 Qe7 28. f5 exf5 29. Nf6+ Bxf6 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.20"]
[Round "7"]
[White "Lehmkuhl, Stefan"]
[Black "Harms, Friedjof"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "1871"]
[BlackElo "1865"]
[PlyCount "119"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. e3 g6 3. d4 c5 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 d5 7. Nc3 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. Qa4 Qb6 11. Qa3 e6 12. Bd2 Ne4 13. Be1 Rb8 14. Rb1 Nxc3 15. Bxc3 Bxc3 16. Qxc3 Ba6 17. Rfc1 Rfd8 18. Qa3 Bxc4 19. Bxc4 dxc4 20. h3 Rd2 21. Rxc4 Rxb2 22. Rxb2 Qxb2 23. Qxa7 Qa1+ 24. Kh2 Qe5+ 25. f4 Qb5 26. Rxc6 Qb7 27. Qxb7 Rxb7 28. Ra6 Rc7 29. Kg3 Rc3 30. Kf3 Rc1 31. Ra7 Kg7 32. a4 Ra1 33. a5 Ra3 34. a6 h6 35. Ra8 Kh7 36. Ra7 Kg7 37. Ra8 Kh7 38. a7 Kg7 39. Ke4 Ra5 40. g4 Ra4+ 41. Ke5 Ra5+ 42. Kd6 Ra6+ 43. Kc7 Ra1 44. g5 hxg5 45. fxg5 Rc1+ 46. Kb6 Rb1+ 47. Ka5 Ra1+ 48. Kb4 Rb1+ 49. Kc3 Ra1 50. h4 Ra4 51. Kd3 Ra3+ 52. Ke4 Ra5 53. Kf4 Ra4+ 54. e4 Ra1 55. Ke5 Ra6 56. Kd4 Ra4+ 57. Kc5 Ra1 58. Kd6 Ra6+ 59. Ke7 Ra4 60. e5 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.19"]
[Round "5"]
[White "Lehmkuhl, Stefan"]
[Black "Meschke, Oliver"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1871"]
[BlackElo "1901"]
[PlyCount "6"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. h3 g6 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.19"]
[Round "6"]
[White "Thomas, Jeremy"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1736"]
[BlackElo "1871"]
[PlyCount "12"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be3 Qa5 5. Bd3 e5 6. dxe5 dxe5 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.18"]
[Round "4"]
[White "Baldauf, Karsten"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1630"]
[BlackElo "1871"]
[PlyCount "43"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Nf3 Nc6 6. Bf4 e6 7. e3 a6 8. Be2 Bd7 9. 0-0 Be7 10. Ne5 0-0 11. Nxd7 Qxd7 12. a3 Rac8 13. Na4 Qd8 14. Rc1 Ne4 15. Bd3 b5 16. Bxe4 dxe4 17. Nc3 f5 18. d5 exd5 19. Qxd5+ Kh8 20. Rfd1 Na5 21. Qe6 Qe8 22. Nd5 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.18"]
[Round "3"]
[White "Lehmkuhl, Stefan"]
[Black "Bieler, Janek"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1871"]
[BlackElo "1804"]
[PlyCount "120"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 e6 5. cxd5 cxd5 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 0-0 9. Be2 b6 10. 0-0 Ba6 11. a3 Bxe2 12. Qxe2 a6 13. Rfd1 Nbd7 14. Rac1 b5 15. h3 Rfc8 16. e4 Nxe4 17. Nxe4 dxe4 18. Qxe4 Nf6 19. Qb7 Rcb8 20. Qc7 Qf8 21. Qa5 Rc8 22. Qd2 h6 23. Ne5 Qe8 24. Rc5 Ne4 25. Rxc8 Qxc8 26. Qf4 Nf6 27. Rc1 Qb7 28. Nd3 Nd5 29. Qf3 Rd8 30. Nc5 Qa7 31. Re1 Nf6 32. Qf4 a5 33. Qe3 Rd5 34. Qc3 Nd7 35. Nb3 a4 36. Nc5 Nxc5 37. dxc5 Qxc5 38. Qf3 Rf5 39. Qe2 Rd5 40. Rd1 Qc4 41. Qf3 Rxd1+ 42. Qxd1 Qd5 43. Qc2 g6 44. Qc3 e5 45. Qb4 Qc4 46. Qe1 Qd4 47. Qe2 Qd5 48. Qc2 e4 49. Qc3 Qd3 50. Qe5 Qc4 51. Qe8+ Kg7 52. Qe5+ Kh7 53. Qf6 g5 54. Qe5 Qc1+ 55. Kh2 Qf4+ 56. Qxf4 gxf4 57. g3 fxg3+ 58. Kxg3 Kg6 59. Kf4 f5 60. h4 Kf6 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.17"]
[Round "2"]
[White "Gruening, Thomas"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1846"]
[BlackElo "1871"]
[PlyCount "6"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Bg4 3. e3 Nd7 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2019.10.17"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Becker, Stefan"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1871"]
[BlackElo "2104"]
[PlyCount "54"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. e3 a6 7. a3 Bg4 8. Be2 e6 9. Bd2 Bd6 10. h3 Bh5 11. Rc1 0-0 12. 0-0 Qe7 13. Na4 Ne4 14. b4 Rac8 15. Nc5 f5 16. Ne1 Be8 17. f4 g5 18. Ned3 h6 19. Be1 Bb8 20. Bh5 Nxc5 21. bxc5 Kh7 22. Rb1 Bxh5 23. Qxh5 Qf7 24. Qxf7+ Rxf7 25. Bg3 Rg8 26. Rf2 Rgg7 27. Rfb2 Ba7 1/2-1/2

[Event "Harburg-chA 14th"]
[Site "Hamburg"]
[Date "2019.07.28"]
[Round "5.2"]
[White "Atri, Jamshid"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1919"]
[BlackElo "1871"]
[PlyCount "56"]
[EventDate "2019.07.26"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. c4 a6 5. Ba4 b5 6. cxb5 Nxd5 7. bxa6 Rxa6 8. d4 Re6+ 9. Ne2 Ba6 10. Be3 Nxe3 11. fxe3 Rxe3 12. Nbc3 e6 13. 0-0 Bd6 14. Qe1 0-0 15. Qf2 Rd3 16. Rac1 Nf6 17. h3 Rxc3 18. bxc3 Ne4 19. Qe3 Bxe2 20. Qxe2 Ng3 21. Qf3 Nxf1 22. Rxf1 c5 23. Rd1 cxd4 24. cxd4 Bb8 25. g3 Qd6 26. Kg2 Qb4 27. Qb3 Qe7 28. Bc6 h5 1/2-1/2

[Event "Harburg-chA 14th"]
[Site "Hamburg"]
[Date "2019.07.28"]
[Round "4.3"]
[White "Lehmkuhl, Stefan"]
[Black "Abdurrahman, Emhmed"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1871"]
[BlackElo "1901"]
[PlyCount "71"]
[EventDate "2019.07.26"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. f4 Bg4 4. Be2 Bxe2 5. Qxe2 c6 6. Nf3 Nbd7 7. 0-0 Ne4 8. Nbd2 Ndf6 9. Nxe4 Nxe4 10. Ne5 e6 11. c3 Be7 12. Bd2 0-0 13. Rad1 f6 14. Nf3 f5 15. Be1 Bf6 16. Nd2 Nxd2 17. Qxd2 Qe7 18. Qe2 c5 19. Kh1 c4 20. Rg1 g6 21. g4 b5 22. Rg2 Qd7 23. Bd2 Be7 24. Rdg1 Kf7 25. h4 Rg8 26. Rh2 Rg7 27. h5 gxh5 28. Rxh5 fxg4 29. Rxg4 Rag8 30. Rxg7+ Rxg7 31. Qh2 Kg8 32. Qh3 Bf6 33. Be1 Qf7 34. Bf2 Rg6 35. f5 Rg5 36. fxe6 0-1

[Event "Harburg-chA 14th"]
[Site "Hamburg"]
[Date "2019.07.27"]
[Round "3.1"]
[White "Lehmkuhl, Stefan"]
[Black "Ramme, Christoph"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1871"]
[BlackElo "2154"]
[PlyCount "53"]
[EventDate "2019.07.26"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. d3 d5 4. g3 c5 5. Bg2 Nc6 6. b3 Bd6 7. 0-0 0-0 8. Bd2 d4 9. Na3 e5 10. Nc2 Re8 11. a3 a5 12. Rb1 e4 13. Ng5 exd3 14. exd3 Bg4 15. f3 Bf5 16. Ne4 Be7 17. b4 axb4 18. axb4 Bxe4 19. fxe4 Nd7 20. Rf5 Nce5 21. Bf4 Bd6 22. bxc5 Nxc5 23. Bxe5 Bxe5 24. Nb4 Ra3 25. Bf1 g6 26. Rf2 Qg5 27. Qf3 1/2-1/2

[Event "Harburg-chA 14th"]
[Site "Hamburg"]
[Date "2019.07.27"]
[Round "2.3"]
[White "Thomas, Jeremy"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1717"]
[BlackElo "1871"]
[PlyCount "57"]
[EventDate "2019.07.26"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qa5 5. Bd2 c6 6. Nf3 Bf5 7. Ne4 Qc7 8. Nxf6+ exf6 9. Bc4 Bd6 10. Qe2+ Qe7 11. Qxe7+ Kxe7 12. 0-0-0 Re8 13. Rde1+ Kf8 14. Rxe8+ Kxe8 15. Re1+ Kf8 16. h3 b5 17. Bb3 Na6 18. Nh4 Bd7 19. g4 Re8 20. Rxe8+ Kxe8 21. Ng2 Nc7 22. Bf4 Bxf4+ 23. Nxf4 Be6 24. Nxe6 fxe6 25. Kd2 Ke7 26. Ke3 a5 27. a4 Kd6 28. axb5 cxb5 29. Kd3 1/2-1/2

[Event "Harburg-chA 14th"]
[Site "Hamburg"]
[Date "2019.07.26"]
[Round "1.2"]
[White "Lehmkuhl, Stefan"]
[Black "Reddmann, Hauke"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1871"]
[BlackElo "2254"]
[PlyCount "34"]
[EventDate "2019.07.26"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Nf3 Bf5 4. e3 c6 5. Bd3 e6 6. 0-0 Nbd7 7. Re1 Bb4 8. Bd2 Bxc3 9. Bxc3 0-0 10. b3 Ne4 11. Bb2 Re8 12. Bxe4 Bxe4 13. Rc1 Qf6 14. Nd2 Qh4 15. f3 Bg6 16. Qe2 e5 17. Qf2 Qxf2+ 1/2-1/2

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.06"]
[Round "7"]
[White "Tondera, Benedikt"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1758"]
[BlackElo "1825"]
[PlyCount "48"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 a6 4. e3 Nf6 5. Bd3 Bg4 6. Nbd2 e6 7. 0-0 Nbd7 8. Qc2 Bxf3 9. Nxf3 b5 10. b3 Bd6 11. Bb2 0-0 12. Ne5 Rc8 13. c5 Bb8 14. f4 h6 15. Kh1 Bxe5 16. fxe5 Ng4 17. Qe2 Qg5 18. Rf4 h5 19. h3 Nh6 20. Raf1 f5 21. R1f3 Qe7 22. Rg3 h4 23. Rg6 Kh7 24. Qh5 Kg8 1-0

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.05"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Behn, Cord"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1825"]
[BlackElo "1709"]
[PlyCount "106"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c5 4. Nd2 Nxd2 5. Qxd2 cxd4 6. Nf3 Nc6 7. Nxd4 Qb6 8. 0-0-0 Nxd4 9. Qxd4 Qxd4 10. Rxd4 g6 11. e4 Bg7 12. Rd1 d6 13. Bc4 Bd7 14. Rhe1 Rc8 15. Bb3 a5 16. Bd5 Bc6 17. f3 e6 18. Bxc6+ Rxc6 19. Rd3 Kd7 20. Red1 Rhc8 21. c3 b5 22. Bg3 Bf8 23. Kb1 b4 24. cxb4 axb4 25. Be1 Bh6 26. Bd2 Bxd2 27. R3xd2 f5 28. exf5 gxf5 29. Rd4 d5 30. Rxb4 Rc2 31. Rg1 Rf2 32. a4 Rcc2 33. a5 Rc6 34. Ra4 Rcc2 35. Ra2 Rxg2 36. a6 Rxb2+ 37. Rxb2 Rxg1+ 38. Ka2 Rg8 39. a7 Ra8 40. Rb7+ Kd6 41. Rxh7 d4 42. Kb3 Ke5 43. h4 Kf4 44. h5 Kxf3 45. h6 d3 46. Kc3 Ke3 47. Rd7 Rc8+ 48. Kb4 d2 49. Rd6 e5 50. h7 Ke2 51. Kb5 d1Q 52. Rxd1 Kxd1 53. Kb6 Rh8 0-1

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.05"]
[Round "5"]
[White "Sommer, Andreas"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "1742"]
[BlackElo "1825"]
[PlyCount "16"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. dxc5 Qxd1 8. Rxd1 Bxc5 1/2-1/2

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.04"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Issing, Peter"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1825"]
[BlackElo "2143"]
[PlyCount "78"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d3 d5 2. e4 dxe4 3. dxe4 Qxd1+ 4. Kxd1 Nd7 5. c3 Ngf6 6. f3 e5 7. Be3 Nb6 8. Nd2 Be6 9. Kc2 Nfd7 10. Nh3 f6 11. Nf2 a5 12. Be2 Bd6 13. Rhd1 Ke7 14. g3 h5 15. f4 g6 16. Nd3 Nc4 17. Nxc4 Bxc4 18. Rd2 Bxd3+ 19. Bxd3 h4 20. Rad1 hxg3 21. hxg3 Rh3 22. Bb5 Rxg3 23. Bf2 Rg2 24. Bxd7 Kxd7 25. fxe5 fxe5 26. c4 Ke6 27. c5 Be7 28. Bg1 Rxd2+ 29. Rxd2 Rh8 30. Rg2 Kf7 31. Kd3 Rh3+ 32. Kc4 c6 33. Bf2 Rf3 34. Be1 Re3 35. Bxa5 Rxe4+ 36. Kd3 Rd4+ 37. Kc2 Bxc5 38. Bc3 Rd5 39. b4 Bd4 0-1

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.04"]
[Round "3"]
[White "Lehmkuhl, Stefan"]
[Black "Roth, Thorsten"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1825"]
[BlackElo "2056"]
[PlyCount "86"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d3 d5 2. c3 e5 3. e4 Nf6 4. exd5 Qxd5 5. Qb3 c5 6. Nf3 Nc6 7. Be2 Qxb3 8. axb3 Nd5 9. Na3 Be7 10. Nc4 f6 11. 0-0 0-0 12. Re1 Bf5 13. Ne3 Nxe3 14. fxe3 e4 15. Nh4 Be6 16. dxe4 Bxb3 17. Nf5 Rfe8 18. Bd1 Bxd1 19. Rxd1 Ne5 20. b3 c4 21. bxc4 Bc5 22. Ba3 Bxa3 23. Rxa3 Nxc4 24. Rb3 g6 25. Ng3 b6 26. Kf2 a5 27. Rd4 a4 28. Rb1 Rec8 29. Ne2 a3 30. Nc1 Rc7 31. Na2 Kf7 32. Ke2 Ke6 33. Kd3 Rac8 34. Rb4 Ne5+ 35. Kc2 Rc6 36. Rb3 Nc4 37. Kd3 Rc5 38. Rb4 b5 39. Rd5 Ne5+ 40. Kc2 Ng4 41. Kb3 Nxe3 42. Rxc5 Rxc5 43. Kxa3 Nc2+ 0-1

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.03"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Margraf, Daniel"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1825"]
[BlackElo "2227"]
[PlyCount "112"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d3 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Bd6 5. e4 Nge7 6. Be2 0-0 7. 0-0 Bd7 8. Qc2 Kh8 9. Nbd2 f5 10. exd5 Nxd5 11. Nc4 Qf6 12. Nxd6 cxd6 13. Qb3 Nb6 14. Be3 Be6 15. Qb5 Nd5 16. Bg5 Qf7 17. Bd2 Qd7 18. c4 Nc7 19. Qa4 Nd4 20. Qd1 Nxe2+ 21. Qxe2 Rae8 22. Bc3 Bg8 23. b3 Ne6 24. Qd2 Nf4 25. d4 Qc6 26. dxe5 dxe5 27. Qe3 Qg6 28. Ne1 Qg4 29. h3 Qe2 30. Bb4 Rf6 31. Qxe2 Nxe2+ 32. Kh2 Nd4 33. Bc5 Ra6 34. Nf3 Nxf3+ 35. gxf3 f4 36. Rfd1 Rh6 37. Rd6 Ree6 38. Rad1 b6 39. Ba3 e4 40. fxe4 f3 41. Rxe6 Rxe6 42. Rd7 Rg6 43. Bb2 h6 44. Be5 a5 45. Bg3 Re6 46. e5 g5 47. Rd6 Kh7 48. h4 Kg6 49. Kg1 Kf5 50. hxg5 hxg5 51. Kf1 Ke4 52. Ke1 Rxd6 53. exd6 Be6 54. Kd2 Kd4 55. Bh2 Bd7 56. Bg3 Bc6 1/2-1/2

[Event "Niedersachsen-ch op A"]
[Site "Verden"]
[Date "2019.01.03"]
[Round "2"]
[White "Lu, Siyuan"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1786"]
[BlackElo "1825"]
[PlyCount "98"]
[EventDate "2019.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 5. Bd2 Nbd7 6. Bc4 e5 7. dxe5 Nxe5 8. Nxe5 Qxe5 9. Qe2 b5 10. Bd3 Be7 11. 0-0 0-0 12. f4 Qh5 13. Qxh5 Nxh5 14. e5 g6 15. exd6 Bxd6 16. f5 Ng7 17. Ne4 Bc7 18. Nf6+ Kh8 19. Bc3 a6 20. Rf3 c5 21. b3 Bd8 22. Raf1 Bxf6 23. Bxf6 Kg8 24. Be7 Re8 25. Bxc5 Nxf5 26. c4 Bb7 27. Bxf5 Bxf3 28. Rxf3 Re5 29. Bxg6 hxg6 30. Bd6 Re2 31. a3 bxc4 32. bxc4 Rc2 33. c5 Re8 34. Rf2 Re1+ 35. Rf1 Ree2 36. g4 Rg2+ 37. Kh1 Rxg4 38. Rd1 Re4 39. Kg1 f5 40. Kf1 Rec4 41. Rd3 Ra2 42. Ke1 Kf7 43. Kd1 Rcc2 44. Re3 Rg2 45. Be5 Rg1+ 46. Re1 Rxe1+ 47. Kxe1 Ke6 48. Bf4 Kd5 49. Bd6 Rxa3 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Bergen"]
[Date "2018.10.14"]
[Round "7.1"]
[White "Lehmkuhl, Stefan"]
[Black "Becker, Stefan"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1887"]
[BlackElo "2091"]
[PlyCount "54"]
[EventDate "2018.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d3 c5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nc3 0-0 6. Nf3 Nc6 7. 0-0 d5 8. Bf4 Nh5 9. cxd5 exd5 10. Bc1 Nf6 11. a3 h6 12. e4 dxe4 13. dxe4 Be6 14. Qxd8 Rfxd8 15. e5 Nd7 16. Re1 Nb6 17. Nb5 Rd7 18. a4 Nb4 19. Na3 Nxa4 20. Rf1 Nb6 21. Bd2 Nd3 22. Bc3 Rad8 23. Ne1 Nb4 24. Nec2 N6d5 25. Bxb4 Nxb4 26. Nxb4 cxb4 27. Nb5 Bc4 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Bergen"]
[Date "2018.10.13"]
[Round "5.4"]
[White "Lehmkuhl, Stefan"]
[Black "Harms, Friedjof"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1887"]
[BlackElo "1925"]
[PlyCount "28"]
[EventDate "2018.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nd2 bxc4 5. e4 Ba6 6. Qc2 d6 7. Bxc4 Bxc4 8. Nxc4 Nbd7 9. Nf3 g6 10. 0-0 Bg7 11. Re1 0-0 12. Bf4 Nb6 13. Rab1 Re8 14. h3 h6 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Bergen"]
[Date "2018.10.12"]
[Round "4.6"]
[White "Krneta, Slavko"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1794"]
[BlackElo "1887"]
[PlyCount "121"]
[EventDate "2018.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. d4 Bf5 5. Qf3 e6 6. Nxd5 Qxd5 7. Qxd5 exd5 8. Bb5+ Nd7 9. c3 a6 10. Be2 Bd6 11. Bf3 Nf6 12. Ne2 0-0 13. 0-0 Rfe8 14. Bd2 Ne4 15. Bxe4 Bxe4 16. Ng3 Bd3 17. Rfe1 Kf8 18. f4 f6 19. Kf2 Kf7 20. Ne2 c5 21. g3 Be4 22. Red1 Re7 23. Bc1 Rae8 24. dxc5 Bxc5+ 25. Nd4 b5 26. b4 Bb6 27. Bb2 Rc7 28. Rd2 Rec8 29. a3 Ra8 30. Ke2 Rc4 31. Kf2 h5 32. h3 Kg8 33. g4 hxg4 34. hxg4 Kf7 35. Re1 Rh8 36. Kg3 Rh7 37. Red1 Rc8 38. Rh2 Rxh2 39. Kxh2 Bc7 40. Kg3 g5 41. Ne2 gxf4+ 42. Nxf4 Be5 43. Rf1 Rc4 44. Kh4 Bf3 45. Rxf3 Bxf4 46. Rd3 Ke6 47. Rd4 Ke5 48. Rd1 Ke4 49. Kh5 Be5 50. Rf1 Kd3 51. Rf2 Rf4 52. Rxf4 Bxf4 53. c4 dxc4 54. Bxf6 c3 55. g5 Bxg5 56. Kxg5 c2 57. Bb2 Kd2 58. Kf4 c1Q 59. Bxc1+ Kxc1 60. Ke3 Kb2 61. Kd3 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Bergen"]
[Date "2018.10.12"]
[Round "3.5"]
[White "Lehmkuhl, Stefan"]
[Black "Schulze, Ingo"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1887"]
[BlackElo "2033"]
[PlyCount "118"]
[EventDate "2018.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. c3 Bg7 3. Bf4 d6 4. h3 Nf6 5. e3 0-0 6. Bc4 b6 7. Ne2 Bb7 8. 0-0 c5 9. Nd2 Nbd7 10. Rc1 a6 11. dxc5 Nxc5 12. b4 Nce4 13. Nxe4 Nxe4 14. Bd5 Qc7 15. Bxb7 Qxb7 16. f3 Nf6 17. e4 b5 18. Be3 Rfc8 19. a4 Nd7 20. axb5 axb5 21. Qb3 Ne5 22. Bd4 Nc4 23. Rfd1 Ra3 24. Qb1 Rca8 25. Kh1 R8a6 26. Bxg7 Kxg7 27. Nd4 Ra2 28. Rc2 R2a4 29. Re2 Ra3 30. Nb3 Qb6 31. Kh2 h5 32. Na5 Nxa5 33. bxa5 Qxa5 34. Rd5 Qxc3 35. Rxb5 h4 36. Rc2 Qf6 37. Qb2 Ra1 38. Qxf6+ Kxf6 39. Rcb2 Rc1 40. Rb1 Rxb1 41. Rxb1 Ra2 42. Rb8 g5 43. Rb5 Kg6 44. Rd5 Rc2 45. Rd3 f5 46. Re3 f4 47. Ra3 Kf6 48. Ra8 e6 49. Ra6 Rd2 50. Kg1 Ke5 51. Kf1 d5 52. Ra5 Rc2 53. Ra4 d4 54. Ra5+ Kf6 55. Ra4 Rd2 56. Ra8 d3 57. Rd8 Ke5 58. Rd7 Rd1+ 59. Kf2 d2 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Bergen"]
[Date "2018.10.11"]
[Round "1.2"]
[White "Grimm, Uwe"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "2051"]
[BlackElo "1887"]
[PlyCount "109"]
[EventDate "2018.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. f4 d6 2. Nf3 Nf6 3. e3 Nbd7 4. d4 c5 5. c3 g6 6. Bd3 Bg7 7. 0-0 e6 8. Kh1 b6 9. e4 d5 10. e5 Ng8 11. Be3 Ne7 12. Qe1 Qc7 13. a4 Bb7 14. Bf2 Nf8 15. Bb5+ Bc6 16. Bd3 Nd7 17. Kg1 a6 18. Qe2 c4 19. Bc2 Nf8 20. Nbd2 h6 21. Rfb1 Nh7 22. g4 Bd7 23. Bh4 f6 24. exf6 Bxf6 25. Bxf6 Nxf6 26. Ne5 0-0-0 27. b3 h5 28. g5 Ng4 29. bxc4 Nxe5 30. Qxe5 dxc4 31. Qxc7+ Kxc7 32. Nxc4 Rb8 33. Ne5 Rhg8 34. Bd3 Be8 35. Bxa6 Nd5 36. Rf1 Rf8 37. Nd3 Ra8 38. Bb5 Bxb5 39. axb5 Rxa1 40. Rxa1 Nxf4 41. Nxf4 Rxf4 42. Ra7+ Kb8 43. Re7 Rg4+ 44. Kf2 Rxg5 45. Rxe6 Rxb5 46. Rxg6 Rb2+ 47. Kg3 Rc2 48. Rxb6+ Kc7 49. Rb3 Kc6 50. h4 Kd5 51. Rb5+ Ke6 52. Rc5 Kf6 53. Kf4 Rf2+ 54. Ke4 Re2+ 55. Kd3 1-0

[Event "Lueneburg distr-ch Meister"]
[Site "Bergen"]
[Date "2018.10.11"]
[Round "2.9"]
[White "Lehmkuhl, Stefan"]
[Black "Thomas, Jeremy"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1887"]
[BlackElo "1599"]
[PlyCount "91"]
[EventDate "2018.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Be6 5. Ne2 Bd6 6. Nbc3 c6 7. Ng3 Nd7 8. Bd3 Nb6 9. Nf5 Bxf5 10. Bxf5 g6 11. Bd3 f5 12. 0-0 Qh4 13. g3 Qh3 14. Re1 0-0-0 15. Bf1 Qh6 16. a4 g5 17. a5 Nd7 18. Qf3 f4 19. e4 fxg3 20. hxg3 dxe4 21. Nxe4 Rdf8 22. a6 b6 23. Nxg5 Kc7 24. Bg2 Nb8 25. Ne4 f5 26. Nxd6 Qxd6 27. Qa3 Qxa3 28. Rxa3 Re8 29. Kf1 Rxe1+ 30. Kxe1 Rd8 31. Rf3 Rd5 32. Rf4 Ra5 33. Rh4 Rxa6 34. Rxh7+ Nd7 35. Bh3 Ra5 36. Rf7 Rd5 37. Bxf5 Rxd4 38. g4 Kd8 39. Rxd7+ Rxd7 40. Bxd7 Kxd7 41. g5 c5 42. c3 a5 43. c4 Ke6 44. b3 Ke5 45. Kd2 Kf5 46. f4 1-0

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.26"]
[Round "9"]
[White "Lehmkuhl, Stefan"]
[Black "Baranowsky, Peter"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1892"]
[BlackElo "1848"]
[PlyCount "76"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c6 7. Qd2 e5 8. d5 Qc7 9. Nf3 Na6 10. Be3 Ng4 11. 0-0-0 Nxe3 12. fxe3 c5 13. Rdg1 Qe7 14. g4 h6 15. Bd3 Bd7 16. Ne2 Nb4 17. Bb1 b5 18. a3 Na6 19. Qa5 Rfb8 20. Nc3 b4 21. Nb5 Rb6 22. Bd3 Rab8 23. Kd2 R8b7 24. Ra1 Nb8 25. axb4 Bxg4 26. bxc5 Ra6 27. cxd6 Qd7 28. Qc3 Bxf3 29. Rxa6 Nxa6 30. b4 Bxh1 31. Qa1 Nxb4 32. Qxh1 Nxd3 33. Kxd3 a6 34. Nc3 Qxd6 35. Qa1 Bf8 36. Qa5 g5 37. Ke2 Rb2+ 38. Ke1 Qb4 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.25"]
[Round "8"]
[White "Lehmkuhl, Stefan"]
[Black "Amelang, Thomas"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1892"]
[BlackElo "2177"]
[PlyCount "82"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 c5 2. c3 Qc7 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. 0-0 0-0 7. Nbd2 d6 8. Re1 Nc6 9. dxc5 dxc5 10. Nc4 Be6 11. Bf4 Qc8 12. Nce5 Bd5 13. Qa4 Nh5 14. Nxc6 Bxc6 15. Qc4 Nxf4 16. Qxf4 b6 17. Red1 Qb7 18. Qh4 h6 19. Rd2 e5 20. Rad1 e4 21. Ne1 g5 22. Qh5 Qe7 23. Nc2 f5 24. Ne3 Ba4 25. Nd5 Qe5 26. b3 Be8 27. Qh3 c4 28. e3 Rc8 29. Bf1 b5 30. bxc4 bxc4 31. Rd4 Bf7 32. Be2 Rfd8 33. Nb6 Qc7 34. Nxc8 Bxd4 35. Qxf5 Bxc3 36. Rxd8+ Qxd8 37. Qc5 Qa5 38. Qxa5 Bxa5 39. Nd6 c3 40. Nxf7 c2 41. Nxh6+ Kf8 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.24"]
[Round "7"]
[White "Krueger, Ekkehard"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1854"]
[BlackElo "1892"]
[PlyCount "58"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 g6 6. h3 Bg7 7. Nf3 Nbd7 8. Be3 0-0 9. Rc1 Re8 10. Be2 e5 11. dxe5 Nxe5 12. Nxe5 Qxd1+ 13. Rxd1 Rxe5 14. 0-0 c6 15. Rd8+ Re8 16. Rfd1 Be6 17. Rxe8+ Nxe8 18. g4 a5 19. Na4 Bf6 20. Nc5 Bc8 21. b3 Nc7 22. Nd7 Bxd7 23. Rxd7 Rc8 24. Bb6 Re8 25. Kf1 Ne6 26. Be3 Re7 27. Rd1 Be5 28. Bd2 Nf4 29. Bxa5 Nxe2 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.23"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Seitz, Patrick"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "1892"]
[BlackElo "1998"]
[PlyCount "40"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bd3 Bg7 8. Nge2 0-0 9. 0-0 Re8 10. h3 Nbd7 11. Ng3 Rb8 12. Re1 Ne5 13. Bf1 a6 14. a4 c4 15. f4 Neg4 16. Bxc4 Qb6+ 17. Be3 Nxe3 18. a5 Nxd1+ 19. axb6 Nxc3 20. bxc3 Nd7 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.22"]
[Round "5"]
[White "Wallmann, Bodo"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "C46"]
[WhiteElo "1814"]
[BlackElo "1892"]
[PlyCount "146"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nc6 5. Qd2 e5 6. Nge2 exd4 7. Nxd4 Bd7 8. 0-0-0 Nxd4 9. Bxd4 Bxd4 10. Qxd4 Qf6 11. Qe3 Kf8 12. Nd5 Qd8 13. Qc3 f6 14. Qxc7 Qxc7 15. Nxc7 Rc8 16. Nb5 Bxb5 17. Bxb5 Ke7 18. Kb1 Nh6 19. f3 Nf7 20. Ba4 Rhd8 21. Bb3 Ne5 22. Bd5 Rc7 23. b3 Nc6 24. a3 Ne5 25. Kb2 Nc6 26. f4 Rf8 27. Rhe1 a6 28. Re3 Rcc8 29. Rh3 Rh8 30. Rh6 Rc7 31. Rd3 Kf8 32. Rc3 Kg7 33. Rhh3 Re8 34. Rc4 Rec8 35. Rhc3 Kf8 36. Be6 Re8 37. f5 Rce7 38. b4 Kg7 39. a4 Kh6 40. b5 axb5 41. axb5 Nd8 42. Bd5 Kg5 43. Rg3+ Kh6 44. fxg6 hxg6 45. Rc8 Re5 46. c4 R5e7 47. Rf3 Kg7 48. c5 dxc5 49. Rxc5 Ne6 50. Bxe6 Rxe6 51. Rc7+ R8e7 52. Rxe7+ Rxe7 53. Rc3 b6 54. Rc6 Rxe4 55. Kb3 Re2 56. Rc2 Rxc2 57. Kxc2 Kf7 58. Kd3 Ke6 59. Kd4 f5 60. g3 Kd6 61. h4 Ke6 62. Kc4 Ke5 63. Kc3 Ke4 64. Kc4 Ke5 65. Kc3 Kd5 66. Kb4 Kd4 67. Kb3 Ke3 68. Kc4 Kf2 69. Kd5 Kxg3 70. Kc6 f4 71. Kxb6 f3 72. Kc7 f2 73. b6 f1Q 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.21"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Simon, Ralf Axel"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1892"]
[BlackElo "2149"]
[PlyCount "121"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e3 g6 2. f4 Bg7 3. d4 c5 4. c3 Nf6 5. Nf3 0-0 6. Be2 b6 7. 0-0 Bb7 8. Qe1 e6 9. Ne5 d6 10. Bf3 Ne4 11. Ng4 Qe7 12. Nd2 Nxd2 13. Bxd2 f5 14. Bxb7 Qxb7 15. Nf2 Nd7 16. Rd1 Rfe8 17. Bc1 d5 18. Nd3 Rec8 19. h4 Nf6 20. Qe2 Ne4 21. Rf3 Qc6 22. a3 h5 23. Kf1 Bf6 24. g3 Qb7 25. Kg2 a5 26. Rff1 Rcb8 27. Bd2 Qc6 28. Rfe1 Qd7 29. Rc1 Nd6 30. Rc2 Qe7 31. Rec1 c4 32. Nf2 b5 33. Be1 Ne8 34. Rb1 Qf8 35. Nh3 Be7 36. Ng1 Rb6 37. Nf3 Bd6 38. Ng5 Qe7 39. Bf2 Nf6 40. Qe1 Ng4 41. Kf3 Rb7 42. Rcc1 Rb6 43. Rd1 Nf6 44. Rd2 Nd7 45. Rc1 Nb8 46. Kg2 Nc6 47. Kf3 Rab8 48. Kg2 R8b7 49. Kf3 Qd7 50. Kg2 Kg7 51. Kf3 Kf6 52. Kg2 Rb8 53. Kf3 Kg7 54. Kg2 R6b7 55. Kf3 Be7 56. Qd1 Bxg5 57. hxg5 Nd8 58. Be1 Nf7 59. Qe2 Nd6 60. Rb1 Ne4 61. Qh2 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.20"]
[Round "3"]
[White "Bollenbach, Horst"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "D74"]
[WhiteElo "1736"]
[BlackElo "1892"]
[PlyCount "116"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. d4 Nd7 9. e3 Re8 10. Nxd5 cxd5 11. Ne5 e6 12. Nxd7 Bxd7 13. Qb3 b5 14. Bd2 a5 15. Rfc1 Qb6 16. Bf1 Bf8 17. a4 b4 18. Rc2 Rec8 19. Rac1 Qd8 20. Qa2 Rxc2 21. Rxc2 Rc8 22. b3 Rc7 23. Bd3 Qc8 24. Qb2 Bd6 25. e4 dxe4 26. Bxe4 Rxc2 27. Qxc2 Qxc2 28. Bxc2 Bc6 29. f4 Bd5 30. Kf2 Kf8 31. Ke3 Ke7 32. Kd3 Bb8 33. Bd1 Ba7 34. Be3 Kd6 35. g4 Bg2 36. f5 exf5 37. gxf5 Kd5 38. fxg6 hxg6 39. Bf4 Bb6 40. Be5 Be4+ 41. Ke3 Bd8 42. Be2 Bg5+ 43. Kf2 Kc6 44. Bc4 f6 45. d5+ Bxd5 46. Bxd5+ Kxd5 47. Bc7 Kd4 48. Bxa5 Kc3 49. Bc7 f5 50. Be5+ Kxb3 51. a5 Bd8 52. a6 Bb6+ 53. Ke2 Kc4 54. Bb8 b3 55. Kd1 Kc3 56. Be5+ Kd3 57. Kc1 Ba7 58. Kb2 Ke4 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.19"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Freundorfer, Josef"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1892"]
[BlackElo "2147"]
[PlyCount "36"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 5. d3 Ng4 6. e4 Bxh2 7. Qe2 Bg3+ 8. Kd2 Nf2 9. Rh5 Qf6 10. c3 Bg4 11. Rd5 Be6 12. Rb5 Nc6 13. Kc2 h6 14. Be3 Ng4 15. Nbd2 0-0-0 16. Nd4 Nxe3+ 17. Qxe3 Bf2 18. Qf3 Bxd4 0-1

[Event "Berlin Lichtenberger op 17th"]
[Site "Berlin"]
[Date "2018.08.18"]
[Round "1"]
[White "Jiranek, Benno"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1469"]
[BlackElo "1892"]
[PlyCount "80"]
[EventDate "2018.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 Ne4 4. Nf3 Qa5+ 5. Nbd2 d6 6. e3 a6 7. Be2 g6 8. 0-0 Nf6 9. b3 Bg7 10. Bb2 0-0 11. e4 Nbd7 12. e5 dxe5 13. Nxe5 Rd8 14. Nxd7 Bxd7 15. Bd3 Qc7 16. Nf3 b5 17. Rb1 bxc4 18. bxc4 Qa5 19. Ra1 e6 20. Qc2 Ba4 21. Bc3 Bxc2 22. Bxa5 Bxd3 23. Rfd1 Be2 24. Rd2 Bxf3 25. Bxd8 Rxd8 26. gxf3 exd5 27. cxd5 Ne4 28. fxe4 Bxa1 29. f4 f5 30. e5 Bd4+ 31. Kg2 Rxd5 32. Kf3 Kf7 33. h4 Ke6 34. Rd3 Bxe5 35. Rb3 Bd6 36. Rb6 Rd3+ 37. Ke2 Ra3 38. Rb2 Bxf4 39. Kd1 Be5 40. Re2 h6 0-1

[Event "Harburg-chC 13th"]
[Site "Hamburg"]
[Date "2018.08.05"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Suliga, Eckhard"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1892"]
[BlackElo "1722"]
[PlyCount "48"]
[EventDate "2018.08.03"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e3 c5 4. Nd2 h6 5. Bh4 Nc6 6. c3 d6 7. Rc1 Be7 8. Bd3 0-0 9. Bb1 Nh7 10. Qc2 f5 11. Bxe7 Qxe7 12. Ne2 Nf6 13. Nf4 Qf7 14. dxc5 e5 15. Nd3 dxc5 16. Nxc5 b6 17. Nd3 Be6 18. 0-0 Bxa2 19. Bxa2 Qxa2 20. Ra1 Qe6 21. Rfd1 Rfd8 22. b3 Rd7 23. Nc4 Rad8 24. f3 g5 1/2-1/2

[Event "Harburg-chC 13th"]
[Site "Hamburg"]
[Date "2018.08.05"]
[Round "5"]
[White "Pubantz, Richard"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1714"]
[BlackElo "1892"]
[PlyCount "57"]
[EventDate "2018.08.03"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. Qc2 bxc4 5. e4 g6 6. Nf3 Bg7 7. Bxc4 d6 8. 0-0 0-0 9. Nc3 Bg4 10. Ne1 a5 11. Rb1 Na6 12. a3 Bd7 13. Nd3 Qc7 14. Bd2 Rfb8 15. Rfc1 Qd8 16. f3 Ne8 17. Ne2 Nac7 18. Bc3 Nf6 19. b4 axb4 20. axb4 Ba4 21. Bb3 Bxb3 22. Qxb3 Nb5 23. Bb2 cxb4 24. Nxb4 Qb6+ 25. Kh1 Nc7 26. Bd4 Qb7 27. Qd3 Qb5 28. Qc2 Ncxd5 29. Nxd5 1-0

[Event "Harburg-chC 13th"]
[Site "Hamburg"]
[Date "2018.08.04"]
[Round "3"]
[White "Evers, Annika"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1816"]
[BlackElo "1892"]
[PlyCount "108"]
[EventDate "2018.08.03"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 c5 2. e3 d5 3. Nf3 e6 4. b3 Nf6 5. Bd3 cxd4 6. exd4 Nc6 7. 0-0 Nb4 8. Be2 Be7 9. a3 Nc6 10. Bb2 0-0 11. Bd3 Bd7 12. Re1 Rc8 13. Nbd2 Re8 14. Ne5 Bf8 15. Ndf3 g6 16. Ng5 Nxe5 17. dxe5 Nh5 18. Nxh7 Bg7 19. Bc1 Kxh7 20. Qxh5+ Kg8 21. Qg4 Qa5 22. Bf4 Bb5 23. h4 Bxd3 24. cxd3 Qc3 25. Rad1 Qd4 26. Qg3 Rc3 27. h5 gxh5 28. Re3 Rxb3 29. Bg5 Qg4 30. Qxg4 hxg4 31. Bf6 Kh7 32. Rg3 Bxf6 33. exf6 Kg6 34. Rxg4+ Kxf6 35. Rf4+ Ke7 36. Rc1 f5 37. Rh4 Kd6 38. d4 Rxa3 39. Rh7 Re7 40. Rh8 Ra4 41. Rd8+ Rd7 42. Re8 Rxd4 43. Ra1 a6 44. Rb1 Rc4 45. Re1 Re4 46. Rb1 d4 47. f3 Re5 48. Rb4 Kc5 49. Rb1 d3 50. Rc8+ Kd6 51. Kf2 Re2+ 52. Kg3 d2 53. Rd1 e5 54. Rh8 Kc7 0-1

[Event "Harburg-chC 13th"]
[Site "Hamburg"]
[Date "2018.08.04"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Reimer, Philip"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "1892"]
[BlackElo "1628"]
[PlyCount "119"]
[EventDate "2018.08.03"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c5 4. e3 Nc6 5. Nf3 Bg4 6. h3 Bh5 7. a3 Ne4 8. Bf4 Qa5 9. Bb5 Nxc3 10. Bxc6+ bxc6 11. Qd2 e6 12. bxc3 c4 13. 0-0 Be7 14. Rfb1 Qa6 15. a4 0-0 16. g4 Bg6 17. Ne5 Rfd8 18. Qc1 Bd6 19. Nxg6 hxg6 20. Bxd6 Rxd6 21. Qa3 Rd7 22. Qc5 Rb7 23. Rb4 Rab8 24. Rab1 Rxb4 25. Rxb4 Rxb4 26. Qxb4 Qb6 27. Kf1 Kh7 28. Ke2 Kh6 29. h4 Kh7 30. Kd2 g5 31. Qxb6 axb6 32. hxg5 g6 33. Kc1 Kg7 34. Kb2 Kf8 35. Ka3 Ke7 36. Kb4 Kd6 37. a5 bxa5+ 38. Kxa5 c5 39. Kb5 cxd4 40. cxd4 e5 41. f3 c3 42. Kb4 exd4 43. exd4 Ke6 44. Kxc3 f6 45. gxf6 Kxf6 46. f4 Ke6 47. Kb4 Kd6 48. Kb5 Kd7 49. Kc5 Ke6 50. c3 Ke7 51. Kxd5 Kd7 52. Ke5 Ke7 53. c4 Kd7 54. Kf6 Kd8 55. Kxg6 Ke7 56. Kg7 Ke8 57. f5 Kd8 58. f6 Ke8 59. f7+ Kd7 60. f8Q 1-0

[Event "Harburg-chC 13th"]
[Site "Hamburg"]
[Date "2018.08.03"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Lu, Siyuan"]
[Result "1/2-1/2"]
[ECO "D51"]
[WhiteElo "1892"]
[BlackElo "1607"]
[PlyCount "93"]
[EventDate "2018.08.03"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Rc1 Be7 7. Bd3 h6 8. Bf4 dxc4 9. Bxc4 Nb6 10. Be2 Bd6 11. Bxd6 Qxd6 12. Nf3 0-0 13. 0-0 Nbd5 14. Qd2 Qe7 15. Rfd1 Rd8 16. a3 Bd7 17. Nxd5 Nxd5 18. Ne5 Rac8 19. Bd3 Be8 20. Bb1 Nf6 21. Qe2 b6 22. h3 Kf8 23. b4 c5 24. dxc5 Rxd1+ 25. Qxd1 bxc5 26. Nd3 Nd7 27. Qh5 c4 28. Ne5 Nxe5 29. Qxe5 Qc7 30. Qxc7 Rxc7 31. Kf1 Ke7 32. Ke1 Kd6 33. Kd2 Bb5 34. Kc3 e5 35. Bc2 Bd7 36. Rd1+ Ke7 37. f4 f6 38. g4 h5 39. f5 hxg4 40. hxg4 Be8 41. Be4 Bc6 42. Bxc6 Rxc6 43. Rd5 Ra6 44. Ra5 Rxa5 45. bxa5 Kd6 46. Kxc4 a6 47. a4 1/2-1/2

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.07"]
[Round "7"]
[White "Kobs, Stephan"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1852"]
[BlackElo "1797"]
[PlyCount "40"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 Nbd7 6. e5 Ng8 7. h4 Nb6 8. h5 Nh6 9. Bd3 0-0 10. f5 Nxf5 11. hxg6 hxg6 12. g4 Nxd4 13. Nxd4 dxe5 14. Nb3 Qd7 15. Qd2 Qxg4 16. Qh2 f5 17. Be2 Qb4 18. Qh7+ Kf7 19. Bh6 Rg8 20. Rg1 Qh4+ 0-1

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.06"]
[Round "5"]
[White "Haerig, Wolfram"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1712"]
[BlackElo "1797"]
[PlyCount "70"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. c4 Nf6 6. Nc3 Bg7 7. Be2 0-0 8. 0-0 c6 9. Re1 Qc7 10. Bg5 Re8 11. Rc1 Nbd7 12. Qd2 Nf8 13. Bf4 Qd8 14. Bg3 h6 15. h3 Bf5 16. Bd3 Bxd3 17. Qxd3 Ne6 18. b4 Ng5 19. Nxg5 hxg5 20. Qe3 Nh5 21. Be5 Nf4 22. Rcd1 Bxe5 23. dxe5 Qc7 24. Qg3 Rad8 25. a3 Rxd1 26. Nxd1 Qd7 27. Qe3 Qe6 28. Nb2 Rd8 29. Kh2 Kg7 30. Rc1 Qf5 31. Rc3 Qb1 32. Na4 Qf1 33. Qf3 Ne2 34. h4 Qg1+ 35. Kh3 Qh1+ 0-1

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.06"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Oberbacher, Michael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1797"]
[BlackElo "1509"]
[PlyCount "92"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d3 Nf6 2. c3 e5 3. Nf3 d6 4. b4 Bg4 5. Nbd2 Be7 6. h3 Be6 7. Bb2 a6 8. a4 0-0 9. e3 Ne8 10. Be2 f5 11. Qc2 Nd7 12. Nc4 Bf6 13. Na5 Rb8 14. Nd2 d5 15. c4 e4 16. c5 c6 17. Ndb3 Bxb2 18. Qxb2 Rf6 19. Nd4 Qc7 20. Qd2 Bf7 21. g3 Bg6 22. Qc3 Qe5 23. Rc1 Nc7 24. Qd2 Ne6 25. Naxc6 bxc6 26. Nxc6 Qc7 27. Nxb8 Qxb8 28. d4 Nc7 29. Rb1 Be8 30. b5 axb5 31. axb5 Nf8 32. Qa2 Bf7 33. b6 Na8 34. Kd2 Nxb6 35. Rhc1 Qd8 36. cxb6 Rxb6 37. Rxb6 Qxb6 38. Ke1 g6 39. Kf1 h5 40. Qb1 Qe6 41. Qb8 Kg7 42. Qc8 Qb6 43. Ra1 Qb2 44. Ra8 Qb1+ 45. Kg2 Qb4 46. Qb8 Qd6 1-0

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.05"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Lau, Theodor"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "1797"]
[BlackElo "1729"]
[PlyCount "59"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 Nxd5 6. Bxe7 Nxe7 7. e3 b6 8. Be2 Bb7 9. Bf3 Nd5 10. Nge2 0-0 11. 0-0 c6 12. Rc1 Nd7 13. Nxd5 cxd5 14. Qa4 a6 15. Nf4 Rc8 16. Nd3 Qe7 17. Be2 b5 18. Qa5 Qd6 19. b4 Qb6 20. Qa3 Rxc1 21. Rxc1 Ra8 22. Nc5 Bc8 23. Qc3 Qd8 24. h3 Nb6 25. Bd3 Nc4 26. e4 h6 27. e5 a5 28. Bb1 axb4 29. Qxb4 Qa5 30. Qb3 1/2-1/2

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.05"]
[Round "3"]
[White "Moeller, Jonas"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1688"]
[BlackElo "1797"]
[PlyCount "43"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 exd4 7. Nxd4 Bg4 8. Nf3 Nbd7 9. h3 Bxf3 10. Qxf3 Nc5 11. 0-0 Nxd3 12. cxd3 Be7 13. Be3 0-0 14. g4 Nd7 15. d4 Nb6 16. Rae1 Qb4 17. Re2 Nc4 18. Bc1 Rad8 19. a3 Qb6 20. Qd3 Qb3 21. Rf3 Rfe8 22. Nd1 1/2-1/2

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.04"]
[Round "1"]
[White "Hapke, Thorsten"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1580"]
[BlackElo "1797"]
[PlyCount "62"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Nf3 Nf6 4. Bg2 e6 5. b3 Be7 6. 0-0 0-0 7. Bb2 a6 8. d3 Nbd7 9. Nbd2 Re8 10. Rc1 Ng4 11. h3 Bf6 12. d4 Nh6 13. Ne5 Nf5 14. e3 Nf8 15. Ndf3 Bd7 16. Re1 Rc8 17. Ba3 Be7 18. Bxe7 Rxe7 19. c5 Be8 20. g4 Nh6 21. g5 Nf5 22. h4 Nd7 23. h5 f6 24. Nxd7 Rxd7 25. gxf6 Bxh5 26. Qd2 gxf6 27. Kf1 Rg7 28. e4 dxe4 29. Rxe4 Qe8 30. Nh2 Qg6 31. f3 Ng3+ 0-1

[Event "Niedersachsen-ch op B"]
[Site "Verden"]
[Date "2018.01.04"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Bergmann, Reinhold"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1797"]
[BlackElo "1644"]
[PlyCount "53"]
[EventDate "2018.01.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e3 c5 4. c3 Nc6 5. Nd2 d5 6. Ngf3 cxd4 7. exd4 Be7 8. Rc1 0-0 9. Bd3 h6 10. Bh4 Qc7 11. 0-0 Re8 12. Bb1 Nh7 13. Qc2 f5 14. Rfe1 Bxh4 15. Nxh4 Qf7 16. b4 Bd7 17. Nhf3 Rac8 18. b5 Nb8 19. a4 b6 20. Qd3 Rc7 21. Ne5 Qh5 22. Nf1 Nf6 23. f3 Bc8 24. Qe3 Qg5 25. Qf2 f4 26. h4 Qh5 27. Bg6 1-0

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.15"]
[Round "7"]
[White "Haerig, Wolfram"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "1777"]
[BlackElo "1852"]
[PlyCount "134"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nc3 g6 7. Nf3 Bg7 8. Be2 Nc6 9. 0-0 Bg4 10. d5 Bxf3 11. Bxf3 Ne5 12. Re1 0-0 13. Rb1 Nxf3+ 14. Qxf3 Nxc4 15. Bf4 Rc8 16. Ne4 Nb6 17. Ng3 Rc5 18. Red1 Qd7 19. Be3 Rc2 20. Bxb6 axb6 21. Qb3 Rc5 22. Qe3 Ra8 23. a3 b5 24. Ne4 Rc4 25. b4 Rc2 26. Rb3 Rac8 27. h3 h5 28. Qd3 Qf5 29. Rf1 R8c4 30. Ng3 Qxd3 31. Rxd3 R2c3 32. Rfd1 Rxd3 33. Rxd3 Rc1+ 34. Nf1 Ra1 35. Rb3 Bd4 36. g3 Kf8 37. Kg2 Ke8 38. Ne3 Ra2 39. Kf3 Kd7 40. Rd3 Bg7 41. g4 Ra1 42. gxh5 gxh5 43. Nf5 Bb2 44. Nd4 Bxd4 45. Rxd4 Rxa3+ 46. Kg2 Ra8 47. Rh4 Rh8 48. Kf3 e6 49. Rf4 Ke7 50. dxe6 fxe6 51. Kg3 d5 52. Kh4 Kd6 53. Kg5 Ke5 54. Rf7 Ke4 55. Kf6 e5 56. Ke6 Rh6+ 57. Kd7 Kd3 58. Rf5 Ke4 59. Rf8 d4 60. Kc7 d3 61. Rd8 Rf6 62. Kxb7 Rxf2 63. Kb6 Ke3 64. Kxb5 e4 65. Kc4 Rc2+ 66. Kb3 Rc7 67. Rd5 d2 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.14"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Utecht, Hauke"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1852"]
[BlackElo "1757"]
[PlyCount "123"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. h3 c5 4. e4 cxd4 5. Qxd4 dxe4 6. Qxd8+ Kxd8 7. Bc4 e6 8. Bg5 Bb4 9. 0-0-0+ Bd7 10. Nxe4 Ke7 11. a3 Ba5 12. Nxf6 gxf6 13. Be3 Bc7 14. Ne2 Nc6 15. Rhe1 Bd6 16. Nd4 Nxd4 17. Bxd4 Bc6 18. g4 h5 19. Bxf6+ Kxf6 20. Rxd6 Rag8 21. Be2 Bg2 22. gxh5 Bxh3 23. Rd7 Bg2 24. Red1 Bc6 25. R7d4 Rg2 26. Rf1 Ke7 27. Rh4 Rh6 28. b3 f6 29. Kb2 e5 30. Bd3 Bf3 31. Kc3 Rg4 32. Rxg4 Bxg4 33. Be4 b6 34. f3 Bxh5 35. Rh1 f5 36. Bxf5 Rc6+ 37. Kd2 Bxf3 38. Rh7+ Kf6 39. Bd3 a5 40. Ke3 Bg2 41. Rh2 Bd5 42. c4 Be6 43. Rf2+ Ke7 44. Ke4 Rc5 45. Rh2 a4 46. b4 Rc8 47. Kxe5 Bxc4 48. Rh7+ Kf8 49. Rh8+ Bg8 50. Bh7 Rc3 51. Rxg8+ Ke7 52. Rb8 Rxa3 53. Rb7+ Kd8 54. Rxb6 Ra1 55. Kd6 Rd1+ 56. Kc6 Rc1+ 57. Kb5 a3 58. Ra6 Ra1 59. Bg8 Kc7 60. Rc6+ Kb7 61. Rc3 Ka7 62. Bd5 1-0

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.14"]
[Round "5"]
[White "Vahabi, Seyed Reza"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A41"]
[BlackElo "1852"]
[PlyCount "42"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Bf4 g6 3. e3 Bg7 4. c3 c6 5. Nd2 Nd7 6. Bc4 Nh6 7. Ngf3 0-0 8. 0-0 Qc7 9. Rc1 e5 10. Bg3 Nf5 11. dxe5 dxe5 12. e4 Nxg3 13. hxg3 Nc5 14. b4 Ne6 15. Qc2 h6 16. Rfe1 Re8 17. a3 Nf8 18. Qa2 c5 19. Qb2 Rd8 20. Nf1 Be6 21. Bxe6 Nxe6 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.13"]
[Round "3"]
[White "Lehmkuhl, Stefan"]
[Black "Bargsten, Justus"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1852"]
[BlackElo "1907"]
[PlyCount "96"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 c6 8. Nf3 a6 9. 0-0 b5 10. Bh6 b4 11. Bxg7 bxc3 12. Qh6 Ng4 13. Qh4 Kxg7 14. Qxg4 cxb2 15. Rab1 Rb8 16. Qf4 Qa5 17. h4 h5 18. Rfe1 e5 19. Qe3 Qxa2 20. dxe5 dxe5 21. Qg5 f6 22. Qg3 Rb3 23. Qh2 Nc5 24. Nxe5 Nxe4 25. Nxg6 Kxg6 26. Bf3 Bf5 27. g4 Rxf3 28. gxf5+ Kh6 29. Qg2 Rxf5 30. Qxe4 Rg8+ 31. Kh1 Re5 32. Qf4+ Kh7 33. Red1 Qb3 34. Kh2 Qb8 35. Rd7+ Rg7 36. Rxg7+ Kxg7 37. Qg3+ Kf7 38. f4 Re2+ 39. Kh1 Qe8 40. Qd3 Re1+ 41. Kg2 Qe4+ 42. Qxe4 Rxe4 43. Kf3 Rxc4 44. Rxb2 a5 45. Rb6 Ke6 46. Ra6 a4 47. Ra5 c5 48. Ra8 Kf5 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.13"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Luetzen, Patrick"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1852"]
[BlackElo "1889"]
[PlyCount "57"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 c6 5. c4 Bb4+ 6. Nc3 Be6 7. cxd5 Qxd5 8. Nge2 0-0 9. a3 Bxc3+ 10. Nxc3 Qg5 11. g3 Nd7 12. Bg2 Nb6 13. 0-0 f5 14. Rc1 Rfd8 15. Na4 Nxa4 16. Qxa4 Bd5 17. Qb4 Bxg2 18. Kxg2 f4 19. Rc5 Qe7 20. exf4 Qe4+ 21. Kg1 Qxd4 22. Rc4 Qb6 23. Qc3 Rd5 24. Re4 Rad8 25. Rfe1 Kf8 26. Rb4 Qc7 27. Qc2 Rd3 28. Qe2 Qd7 29. Qc2 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.12"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Grimm, Uwe"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1852"]
[BlackElo "2090"]
[PlyCount "91"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nc6 2. Nf3 d6 3. Bg5 h6 4. Bh4 g5 5. Bg3 Bg7 6. c3 Nf6 7. e3 Nh5 8. Bc4 Nxg3 9. hxg3 d5 10. Bd3 a5 11. Nbd2 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Nf3 Bg7 15. Nd4 c6 16. Nf5 Bxf5 17. Bxf5 a4 18. Qc2 a3 19. b3 Qf6 20. Rc1 0-0 21. 0-0 Rfe8 22. Rfd1 Re5 23. Bg4 Qe7 24. c4 Rd8 25. cxd5 Rexd5 26. Bf3 R5d6 27. Rxd6 Rxd6 28. Rd1 Bf8 29. Qf5 Rf6 30. Qd3 Qc5 31. g4 Rd6 32. Qe2 Qc3 33. Rxd6 Bxd6 34. Qd1 Qe5 35. g3 Kf8 36. Qc2 Ke7 37. Kf1 Qa1+ 38. Bd1 Be5 39. Ke2 Qb2 40. f4 Bf6 41. Kf3 Qxc2 42. Bxc2 Bc3 43. e4 Be1 44. e5 Ke6 45. Bd3 Ke7 46. f5 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Lueneburg"]
[Date "2017.10.12"]
[Round "2"]
[White "Nyenhuis, Yannek"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1796"]
[BlackElo "1852"]
[PlyCount "26"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. c3 c6 5. Nd2 Nd7 6. Ngf3 e5 7. Bg3 Nh6 8. Nc4 Qc7 9. dxe5 dxe5 10. Nd6+ Ke7 11. Nxc8+ Raxc8 12. Bc4 Rhe8 13. e4 Kf8 1/2-1/2

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.27"]
[Round "9"]
[White "Kreuchauf, Olaf"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "A33"]
[WhiteElo "1691"]
[BlackElo "1873"]
[PlyCount "96"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. g3 c5 2. c4 Nc6 3. Bg2 Nf6 4. Nc3 e6 5. Nf3 Be7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 a6 9. b3 Qb6 10. Nc2 d6 11. Bb2 Ne5 12. h3 Bd7 13. Kh2 Nxc4 14. Bc1 Ne5 15. f4 Ng6 16. e4 Rac8 17. Ne2 Bc6 18. Nc3 Rfd8 19. Nd4 Be8 20. Bb2 e5 21. Nf5 Bf8 22. Qe1 Ne7 23. fxe5 dxe5 24. Nd1 Ng6 25. Nde3 Bb5 26. Rf2 Bd3 27. Qh1 Bc5 28. Re1 Qe6 29. Rd1 Qb6 30. Re1 Re8 31. Rd2 Bb5 32. a3 a5 33. Nd5 Nxd5 34. exd5 Bd7 35. Be4 Qxb3 36. Rb1 Bxf5 37. Bxf5 Qe3 38. Rc2 Rc7 39. Bc1 Qd4 40. Rd2 Qe3 41. d6 Bxd6 42. Rxd6 Qf2+ 43. Qg2 Qxf5 44. Rdb6 h6 45. Bd2 e4 46. R1b2 Ne5 47. Bf4 Nf3+ 48. Kh1 Qxf4 0-1

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.26"]
[Round "8"]
[White "Lehmkuhl, Stefan"]
[Black "Moeller, Dirk Halvard"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1873"]
[BlackElo "1555"]
[PlyCount "101"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 f5 2. h3 Nf6 3. g4 d6 4. g5 Ne4 5. Nf3 e6 6. Qd3 Be7 7. h4 d5 8. Nc3 c5 9. dxc5 Nc6 10. a3 Bxc5 11. e3 Bd7 12. Bd2 0-0 13. Nd4 Qe8 14. Rg1 Qh5 15. Nb3 Qxh4 16. Nxe4 fxe4 17. Qe2 Be7 18. 0-0-0 Ne5 19. Be1 Nf3 20. Rg3 Bxg5 21. Bb4 Rf7 22. Bg2 Qh6 23. Rh1 Qf6 24. Na5 Bc6 25. Bh3 Re8 26. Kb1 Bd7 27. Nxb7 Rb8 28. Na5 Qe5 29. Nb3 Be7 30. Bc3 d4 31. exd4 Qd5 32. Bg4 Ba4 33. Bxf3 exf3 34. Qd3 Rf5 35. Nc5 Bxc5 36. dxc5 Qxd3 37. Rxg7+ Kf8 38. cxd3 Rxc5 39. Rxa7 Rxc3 40. Rxa4 Rxd3 41. Rxh7 Kg8 42. Re7 Rd2 43. Rb4 Rxb4 44. axb4 Rxf2 45. Rxe6 Re2 46. Rf6 f2 47. Ka2 Kg7 48. Rf3 Kg6 49. b5 Kg5 50. Rf8 Kg4 51. b6 1-0

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.25"]
[Round "7"]
[White "Schneider, Eckehard"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1792"]
[BlackElo "1873"]
[PlyCount "59"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d6 3. Nc3 Nf6 4. f4 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. fxe5 Ng4 8. Nf3 Nd7 9. Bf4 Bc5 10. Bg3 Ne3 11. Kd2 Nb6 12. Re1 Nxf1+ 13. Rhxf1 h6 14. Kc1 Bb4 15. Re3 Be6 16. Nd4 Bc4 17. Rd1 Ke8 18. Nf5 Bc5 19. Rf3 Kf8 20. Nd6 Bxd6 21. exd6 Be6 22. Rdf1 Ke8 23. b3 Nd7 24. Ne2 Nc5 25. Nd4 Nxe4 26. Nxe6 fxe6 27. Be5 Ng5 28. Rf4 Nh7 29. Bxg7 Rg8 30. Rf7 1-0

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.24"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Krefenstein, Sergej"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "1873"]
[BlackElo "2173"]
[PlyCount "58"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 0-0 5. Bd3 d5 6. Nge2 b6 7. a3 Bd6 8. cxd5 exd5 9. Ng3 Re8 10. Nf5 Bf8 11. 0-0 Be6 12. Bd2 Nbd7 13. Rc1 c5 14. Ng3 g6 15. dxc5 Nxc5 16. Bb1 Bg4 17. Nge2 Bg7 18. h3 Bc8 19. b4 Nce4 20. Nd4 Bb7 21. Ncb5 Re7 22. Be1 a6 23. Nc3 Rc8 24. Nxe4 Nxe4 25. f3 Rxc1 26. Qxc1 Rc7 27. Qb2 Nd6 28. Bg3 Qe7 29. Rc1 Qxe3+ 0-1

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.23"]
[Round "5"]
[White "Udet, Fabian"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1680"]
[BlackElo "1873"]
[PlyCount "112"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. a3 c6 6. Nf3 0-0 7. Be2 Nbd7 8. e5 Nd5 9. Nxd5 cxd5 10. 0-0 Nb6 11. Bd3 Qc7 12. c3 Nc4 13. Qc2 a6 14. b3 Na5 15. Bd2 Nc6 16. h4 Bg4 17. Nh2 Qd7 18. exd6 exd6 19. Rae1 Rac8 20. Qb1 Bh6 21. Nxg4 Qxg4 22. Rf3 Rce8 23. h5 Qd7 24. Rg3 Rxe1+ 25. Qxe1 Ne7 26. hxg6 fxg6 27. Qf2 Nf5 28. Rh3 Bg7 29. Qf3 Qf7 30. g4 Ne7 31. f5 b5 32. Qh1 gxf5 33. gxf5 Bf6 34. Rg3+ Kh8 35. Bg5 Rg8 36. Bxf6+ Qxf6 37. Rxg8+ Kxg8 38. Qh5 Qf7 39. Qh3 Qg7+ 40. Kh2 Qg5 41. Qf3 Kf7 42. c4 Qh4+ 43. Kg2 Qxd4 44. cxb5 axb5 45. Bxb5 Qb2+ 46. Kh3 Qxa3 47. Qh5+ Kf6 48. Qh6+ Ng6 49. fxg6 Qxb3+ 50. Kh4 hxg6 51. Qg5+ Kf7 52. Qf4+ Kg7 53. Be2 Qc3 54. Qa4 Qe5 55. Bg4 Qh2+ 56. Kg5 Qh6# 0-1

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.22"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Oelmann, Henry"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "1873"]
[BlackElo "1992"]
[PlyCount "59"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. a3 Ne4 8. Qc2 f5 9. Nc3 d6 10. h4 h6 11. Rd1 Nd7 12. d5 Nxc3 13. Qxc3 e5 14. b4 c5 15. Bb2 Bf6 16. Qc2 e4 17. Nh2 a5 18. bxa5 Rxa5 19. Nf1 Bxb2 20. Qxb2 Ne5 21. Ne3 Ba6 22. Rdc1 f4 23. gxf4 Rxf4 24. Rf1 Nxc4 25. Nxc4 Bxc4 26. Qc1 Qxh4 27. Qxc4 e3 28. Qxf4 Qxf4 29. fxe3 Qxe3+ 30. Rf2 0-1

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.21"]
[Round "3"]
[White "Roth, Josef"]
[Black "Lehmkuhl, Stefan"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2032"]
[BlackElo "1873"]
[PlyCount "65"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 0-0 9. b3 Nc6 10. Qd2 Re8 11. d5 Nb8 12. Be2 e5 13. h4 f5 14. Bh6 Bf6 15. Nf3 Qe7 16. Bg5 N8d7 17. h5 e4 18. Bxf6 Nxf6 19. Nd4 e3 20. fxe3 Qxe3 21. Qxe3 Rxe3 22. hxg6 hxg6 23. Kd2 Re7 24. Ndb5 Rd7 25. Bf3 a6 26. Nxd6 Rxd6 27. c5 Rd8 28. cxb6 Be6 29. Ke3 Nxd5+ 30. Nxd5 Bxd5 31. Rc7 f4+ 32. Kxf4 Rf8+ 33. Kg3 1-0

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.20"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Kaufmann, Mathias"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1873"]
[BlackElo "1516"]
[PlyCount "63"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Bg4 3. Qd3 c6 4. h3 Bh5 5. Qb3 Qc7 6. e3 e6 7. Ne2 Be7 8. Bf4 Qc8 9. Bg3 Nf6 10. Nf4 Nbd7 11. c4 b6 12. Nc3 0-0 13. Rc1 Bg6 14. cxd5 cxd5 15. Nxg6 fxg6 16. Ne2 Qe8 17. Nf4 Qf7 18. Bb5 g5 19. Nd3 Ne4 20. Bxd7 Nxg3 21. fxg3 Bd6 22. Bc6 Bxg3+ 23. Kd2 Rac8 24. Qd1 Qe7 25. Rf1 Bd6 26. a3 a6 27. Rxf8+ Rxf8 28. Ba4 b5 29. Bb3 b4 30. a4 a5 31. Qe2 Bg3 32. Rf1 1-0

[Event "Berlin Lichtenberger op 16th"]
[Site "Berlin"]
[Date "2017.08.19"]
[Round "1"]
[White "Chung, Nicholas"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "1417"]
[BlackElo "1873"]
[PlyCount "72"]
[EventDate "2017.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d3 d5 2. Nf3 Bg4 3. Nd4 c5 4. h3 Bd7 5. Nf3 Nc6 6. Bf4 f6 7. g4 e5 8. Bg3 Qa5+ 9. Nbd2 Bd6 10. Bg2 Nge7 11. 0-0 0-0 12. c3 Qc7 13. Qb3 Be6 14. Rfe1 Bf7 15. Qc2 Rac8 16. e4 d4 17. c4 a6 18. a3 b5 19. b3 Rfd8 20. Rab1 g5 21. h4 h6 22. h5 Qd7 23. Nh2 Be6 24. f3 Na5 25. Rec1 Qa7 26. Kh1 Rd7 27. Be1 Rb7 28. Ndf1 Nac6 29. Ng3 bxc4 30. bxc4 Rcb8 31. Nhf1 Bd7 32. Nd2 Nd8 33. Nf5 Nxf5 34. exf5 Bc6 35. Ne4 Bxe4 36. fxe4 Bc7 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.16"]
[Round "7.4"]
[White "Lehmkuhl, Stefan"]
[Black "Dittmann, Tobias"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1873"]
[BlackElo "1857"]
[PlyCount "112"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 c6 7. Ba3 Nbd7 8. Bxe7 Qxe7 9. d3 e5 10. cxd5 Nxd5 11. Qc1 f5 12. Nc3 N7f6 13. Nxd5 Nxd5 14. Nd2 f4 15. Ne4 Bg4 16. Re1 Rf7 17. Qc5 Qxc5 18. Nxc5 Nc3 19. f3 Bc8 20. Ne4 Nxe4 21. dxe4 g5 22. Red1 Be6 23. Rd6 Re8 24. Rad1 Kf8 25. Kf2 Ke7 26. R6d2 Rc8 27. g4 Rff8 28. Bf1 Rfd8 29. e3 fxe3+ 30. Kxe3 Rxd2 31. Rxd2 Rd8 32. Bd3 Rd6 33. h4 h6 34. hxg5 hxg5 35. Rh2 Kf6 36. Rh7 Rd7 37. Rh6+ Kf7 38. Kd2 Re7 39. Kc3 Kg7 40. Rh2 Rf7 41. Rh3 Kg6 42. a4 Rh7 43. Rxh7 Kxh7 44. Bc4 Bd7 45. Kb4 b6 46. Kc3 Kg7 47. b4 Kf6 48. b5 Ke7 49. Kb4 Kd6 50. Bf7 Bc8 51. Bc4 Kc7 52. Bf7 a6 53. Bc4 cxb5 54. axb5 a5+ 55. Ka4 Kd6 56. Kb3 Kc5 0-1

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.15"]
[Round "6.4"]
[White "Harms, Friedjof"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1870"]
[BlackElo "1873"]
[PlyCount "10"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bd3 e5 5. dxe5 dxe5 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.15"]
[Round "5.4"]
[White "Lehmkuhl, Stefan"]
[Black "Bargsten, Justus"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "1873"]
[BlackElo "1785"]
[PlyCount "57"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 c6 5. a3 Bd6 6. Be2 Nbd7 7. d3 0-0 8. b3 Qe7 9. Bb2 e5 10. cxd5 cxd5 11. Nb5 Bb8 12. Rc1 Nb6 13. a4 Re8 14. 0-0 e4 15. dxe4 dxe4 16. Nfd4 a6 17. Na3 Rd8 18. g3 Bh3 19. Re1 Be5 20. Nc4 Nxc4 21. Rxc4 b5 22. Nc6 Qe8 23. Nxd8 Bxb2 24. axb5 axb5 25. Nxf7 bxc4 26. Bxc4 Be6 27. Nd6 Qd7 28. Nxe4 Qe7 29. Qc2 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.14"]
[Round "3.4"]
[White "Lehmkuhl, Stefan"]
[Black "Becker, Stefan"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1873"]
[BlackElo "2179"]
[PlyCount "38"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. Qc2 c6 7. e3 h6 8. Bh4 Nbd7 9. Bd3 Nh5 10. Bxe7 Qxe7 11. Nf3 Nf4 12. 0-0 Nxd3 13. Qxd3 0-0 14. Rfe1 Nf6 15. Rac1 Ne4 16. Ne5 Bf5 17. Nxe4 Bxe4 18. Qe2 f6 19. Nd3 Bxd3 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.14"]
[Round "4.5"]
[White "Palmer, Harald"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1890"]
[BlackElo "1873"]
[PlyCount "56"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Be2 0-0 8. 0-0 Nbd7 9. Bf4 c6 10. Qd2 Re8 11. Rad1 Nf8 12. d5 cxd5 13. cxd5 a6 14. Rfe1 b5 15. a3 Bb7 16. Ne5 Rc8 17. Bf3 Nh5 18. Bxh5 gxh5 19. Bh6 Ng6 20. Bxg7 Kxg7 21. Qe2 f6 22. Nd3 h4 23. Qg4 Rc4 24. Re4 Qc8 25. Rxc4 bxc4 26. Qxc8 Rxc8 27. Ne1 Rd8 28. Nc2 h3 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.13"]
[Round "1.8"]
[White "Lehmkuhl, Stefan"]
[Black "Lebiedz, Oliver"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1873"]
[BlackElo "1887"]
[PlyCount "23"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 g6 2. c3 Bg7 3. h3 c5 4. Nf3 Nc6 5. e3 e5 6. dxe5 Nxe5 7. Nxe5 Bxe5 8. Nd2 d5 9. Nf3 Bg7 10. Bb5+ Bd7 11. Qa4 Ne7 12. 0-0 1/2-1/2

[Event "Lueneburg distr-ch Meister"]
[Site "Muenster"]
[Date "2016.10.13"]
[Round "2.6"]
[White "Utecht, Hauke"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1716"]
[BlackElo "1873"]
[PlyCount "44"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 exd4 4. Nxd4 Ne7 5. Nc3 Nbc6 6. Be3 Nxd4 7. Bxd4 Nf5 8. e4 Nxd4 9. Qxd4 Be7 10. Nd5 0-0 11. Nxe7+ Qxe7 12. Bd3 Qg5 13. f3 Qa5+ 14. Kf2 Be6 15. Rhe1 Rad8 16. a3 Qe5 17. Qxe5 dxe5 18. Rad1 Rd4 19. Be2 Rfd8 20. Rxd4 Rxd4 21. Rc1 Kf8 22. c5 Ke7 1/2-1/2

[Event "Harburg-chX 11th"]
[Site "Hamburg"]
[Date "2016.10.03"]
[Round "3"]
[White "Hielscher, Ursula"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1872"]
[BlackElo "1873"]
[PlyCount "84"]
[EventDate "2016.10.01"]
[EventType "tourn"]
[EventRounds "3"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 c6 4. Be2 Qa5 5. Bd2 e5 6. Nf3 Qc7 7. 0-0 Be7 8. Rc1 0-0 9. Qe1 Nbd7 10. h3 b5 11. Nb1 Nxe4 12. Ba5 Qb8 13. dxe5 dxe5 14. Bd3 Nef6 15. c4 Nc5 16. Nxe5 Bd6 17. cxb5 Nxd3 18. Nxd3 Qxb5 19. Qc3 Bf5 20. Bb4 Nd5 21. a4 Nxc3 22. axb5 Ne2+ 23. Kh1 Bxb4 24. Nxb4 Nxc1 25. Rxc1 cxb5 26. Nc3 Be6 27. Rd1 Bc4 28. Nc6 a6 29. Re1 Rfe8 30. Rd1 h6 31. Rd7 a5 32. Rb7 b4 33. Na4 Ba6 34. Rb6 Kh7 35. Nc5 Bc8 36. Nb3 a4 37. Nbd4 a3 38. bxa3 bxa3 39. Rb1 Ra4 40. Nb5 Bd7 41. Ncd4 Bxb5 42. Nxb5 Rb8 0-1

[Event "Harburg-chX 11th"]
[Site "Hamburg"]
[Date "2016.10.02"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Willner, Thomas"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1873"]
[BlackElo "1821"]
[PlyCount "99"]
[EventDate "2016.10.01"]
[EventType "tourn"]
[EventRounds "3"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. e3 Nc6 3. Nc3 Nf6 4. a3 a5 5. Nf3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. Bb5 Bf6 9. Ne4 Nde7 10. Nxf6+ gxf6 11. d4 Qd6 12. Bd2 0-0 13. Bc3 Bd7 14. dxe5 fxe5 15. Rd1 Qe6 16. Ng5 Qf5 17. Qxf5 Bxf5 18. Nf3 f6 19. Bc4+ Kg7 20. Nh4 Rfd8 21. Nxf5+ Nxf5 22. Ke2 b6 23. g4 Nfe7 24. h4 h6 25. Rhg1 Rxd1 26. Rxd1 Rd8 27. Rxd8 Nxd8 28. g5 hxg5 29. hxg5 Ndc6 30. gxf6+ Kxf6 31. f3 Ng6 32. Kd3 Kf5 33. Bd5 Nce7 34. Be4+ Ke6 35. Bd2 Nf5 36. Kc4 Nge7 37. b4 Nd6+ 38. Kd3 Nxe4 39. Kxe4 axb4 40. axb4 Nd5 41. Kd3 b5 42. e4 Nb6 43. f4 exf4 44. Bxf4 c6 45. Kd4 Nd7 46. Bg3 Ke7 47. Bf2 Ke6 48. Ke3 Ke7 49. Kf4 Ke6 50. Ke3 1/2-1/2

[Event "Harburg-chX 11th"]
[Site "Hamburg"]
[Date "2016.10.01"]
[Round "1"]
[White "Lehmkuhl, Stefan"]
[Black "Grove, Uwe"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1873"]
[BlackElo "1618"]
[PlyCount "78"]
[EventDate "2016.10.01"]
[EventType "tourn"]
[EventRounds "3"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. c4 Bb4+ 6. Nc3 Be6 7. cxd5 Qxd5 8. Nge2 0-0 9. a3 Bxc3+ 10. Nxc3 Qa5 11. Be2 c6 12. 0-0 Nd7 13. b4 Qc7 14. Rc1 Rac8 15. Ne4 f5 16. Nc5 Nf6 17. Nxe6 fxe6 18. b5 Qb6 19. bxc6 Rxc6 20. Rxc6 Qxc6 21. Bf3 Qd7 22. Qb3 b6 23. h3 Rc8 24. Rd1 Nd5 25. g4 g6 26. a4 Rc3 27. Qb2 Qxa4 28. Ra1 Qc4 29. Be2 Qc7 30. Qb5 Kf7 31. gxf5 gxf5 32. Bh5+ Kf6 33. Qe8 Qg7+ 34. Kf1 Rc7 35. Qd8+ Qe7 36. Qh8+ Kg5 37. Bf3 Kh4 38. Qe5 Qg7 39. Qxe6 Qf7 1-0

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.21"]
[Round "9"]
[White "Voeller, Lothar"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1778"]
[BlackElo "1875"]
[PlyCount "72"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nf6 5. e4 0-0 6. Nge2 c6 7. d3 Bg4 8. h3 Bc8 9. 0-0 Nbd7 10. Be3 e5 11. Qd2 Nc5 12. b4 Ne6 13. a4 Nh5 14. b5 Nc5 15. Rab1 Bd7 16. g4 Nf4 17. Nxf4 exf4 18. Bxf4 Qf6 19. bxc6 bxc6 20. Ne2 Nxa4 21. d4 Qe7 22. Rb7 Rfd8 23. e5 dxe5 24. Bxc6 Nb6 25. Rxd7 Nxd7 26. Bxa8 Rxa8 27. dxe5 Nxe5 28. Bxe5 Bxe5 29. f4 Bc7 30. f5 Bb6+ 31. Kg2 Qe4+ 32. Rf3 Rd8 33. Qa2 Rd3 34. Ng1 Bxg1 35. Kxg1 Rxf3 36. fxg6 hxg6 0-1

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.20"]
[Round "8"]
[White "Lehmkuhl, Stefan"]
[Black "Guenther, Boris"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1875"]
[BlackElo "1693"]
[PlyCount "96"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 Nxc3 8. bxc3 e6 9. axb5 cxb5 10. Ng5 Bb7 11. Be2 Bxg2 12. Bf3 Nc6 13. Bxg2 Rc8 14. Qf3 Qd7 15. 0-0 b4 16. Re1 bxc3 17. d5 Nd4 18. Qxc3 Bc5 19. dxe6 fxe6 20. Ba3 Bxa3 21. Qxa3 Nc2 22. Qh3 Nxe1 23. Rxe1 c3 24. Nxe6 Ke7 25. Qh4+ Ke8 26. Bh3 c2 27. Qg5 Rg8 28. Qc1 Rc6 29. Nf4 Qd4 30. Bg2 Rc4 31. Ne2 Qc5 32. Ng3 Rf8 33. Ne4 Rxe4 34. Bxe4 Rxf2 35. Kh1 a5 36. Bxh7 Qd5+ 37. Be4 Qd2 38. Qxd2 Rxd2 39. Bf3 a4 40. Bc6+ Ke7 41. Bxa4 Rd1 42. Rxd1 cxd1Q+ 43. Bxd1 Ke6 44. Kg2 g5 45. Kf3 Kxe5 46. Kg4 Kf6 47. Bc2 Kg7 48. Kxg5 Kh8 1/2-1/2

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.18"]
[Round "6"]
[White "Lehmkuhl, Stefan"]
[Black "Prix, Siegfried"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1875"]
[BlackElo "1726"]
[PlyCount "48"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 e6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 Bd7 9. Rc1 0-0 10. Ne5 Nc6 11. f4 Rac8 12. Bd3 Ne8 13. 0-0 f5 14. Nxd7 Qxd7 15. Na4 b6 16. b3 Nb4 17. Bb1 Rxc1 18. Qxc1 Nf6 19. Qd2 Nc6 20. Rc1 Rc8 21. Kf1 Na5 22. Rxc8+ Qxc8 23. Qc2 Qxc2 24. Bxc2 Ng4 1/2-1/2

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.17"]
[Round "5"]
[White "Korell, Klaus Peter"]
[Black "Lehmkuhl, Stefan"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1875"]
[BlackElo "1875"]
[PlyCount "78"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. e4 Nc6 5. Nc3 e5 6. Bg5 f6 7. Be3 Nh6 8. d5 Ne7 9. h3 0-0 10. Qd2 Nf7 11. g3 a6 12. Bd3 Bd7 13. 0-0-0 Qc8 14. Kb1 Bxh3 15. Rdg1 Bg4 16. Nh2 Bd7 17. g4 c6 18. f3 b5 19. dxc6 Bxc6 20. cxb5 axb5 21. Nxb5 d5 22. Bc5 Re8 23. Qb4 Qb7 24. Rc1 dxe4 25. fxe4 Rad8 26. Rhd1 Rxd3 27. Rxd3 Bxb5 28. Rb3 Bf8 29. Qxb5 Qxe4+ 30. Qd3 Qf4 31. Qe2 Rd8 32. Rc2 e4 33. Rb4 f5 34. gxf5 gxf5 35. Be3 Qh4 36. Qg2+ Ng6 37. Bf2 Rd1+ 38. Rc1 Rxc1+ 39. Kxc1 Qf4+ 0-1

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.16"]
[Round "4"]
[White "Lehmkuhl, Stefan"]
[Black "Wirth, Heinz"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1875"]
[BlackElo "1996"]
[PlyCount "46"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. e3 c5 8. cxd5 Qxd5 9. Nf3 cxd4 10. cxd4 Nc6 11. Be2 0-0 12. 0-0 Bf5 13. Qa4 a6 14. Rac1 Qd7 15. Rc5 Nxd4 16. Qc4 b5 17. Qxd4 Bxd4 18. Nxd4 Rac8 19. Rcc1 Rxc1 20. Rxc1 Be4 21. a4 bxa4 22. Bxa6 e5 23. Ne2 Bb7 0-1

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.15"]
[Round "3"]
[White "Kasper, Peter"]
[Black "Lehmkuhl, Stefan"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1778"]
[BlackElo "1875"]
[PlyCount "43"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bg5 Qa5 5. Bd2 Qc7 6. f4 e5 7. fxe5 dxe5 8. dxe5 Ng4 9. Nf3 Nxe5 10. Nxe5 Qxe5 11. Qf3 Be6 12. Bf4 Qa5 13. a3 Nd7 14. Be2 Nf6 15. 0-0 Be7 16. Qg3 0-0-0 17. b4 Qb6+ 18. Be3 Qc7 19. Bf4 Qb6+ 20. Be3 Qc7 21. Bf4 Qb6+ 22. Be3 1/2-1/2

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.14"]
[Round "2"]
[White "Lehmkuhl, Stefan"]
[Black "Andresen, Klaus"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1875"]
[BlackElo "1958"]
[PlyCount "39"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e3 b6 4. Nf3 Nc6 5. d4 exd4 6. exd4 d5 7. cxd5 Nxd5 8. Bb5 Nde7 9. d5 a6 10. Bxc6+ Nxc6 11. dxc6 Bd6 12. Bg5 f6 13. Be3 Be6 14. 0-0 0-0 15. Ne4 Bc4 16. Nxd6 Bxf1 17. Qd5+ Kh8 18. Nf7+ Rxf7 19. Qxf7 Be2 20. Nd4 1-0

