[Event "LEM 2025 Brandenburg u16"]
[Site "Gnewikow"]
[Date "2025.04.15"]
[Round "7.3"]
[White "KÃ¼hn, Felix"]
[Black "Lehmann, Lasse"]
[Result "0-1"]
[PlyCount "0"]
[Time "09:30:00"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O d6 8. c3 O-O 9. h3 Bb7 10. Nbd2 d5 11. exd5 Nxd5 12. Re1 Nf4 13. d4 exd4 14. cxd4 Bb4 15. Re4 Nd5 16. Nf1 Na5 17. Re5 Nxb3 18. Qxb3 Bd6 19. Re1 Qd7 20. Bg5 h6 21. Bh4 Rae8 22. Bg3 Bxg3 23. Nxg3 Rxe1+ 24. Rxe1 Re8 25. Rxe8+ Qxe8 26. Qc2 Qd8 27. Qc5 Nf6 28. Ne5 Qd5 29. Qxd5 Bxd5 30. a3 Kf8 31. f4 a5 32. Kf2 Ne4+ 33. Nxe4 Bxe4 34. g3 Ke7 35. Ke3 Bd5 36. b4 axb4 37. axb4 h5 38. h4 Ke6 39. Nd3 Kf5 40. Nf2 Bc4 41. Kf3 Ke6 42. Ke3 Kd5 43. Nd1 Bf1 44. Nb2 Bc4 45. Nd1 Bf1 46. Nb2 Bg2 47. Kd3 Bf3 48. Ke3 Be4 49. Nd1 f5 50. Nb2 c6 51. Ke2 Kxd4 52. Kd2 g6 53. Nd1 Kc4 54. Ke3 Kxb4 55. Kd2 Kb3 56. Kc1 c5 57. Nb2 c4 58. Nd1 c3 59. Ne3 c2 60. Nf1 Kc3 61. Nd2 b4 62. Nxe4+ fxe4 63. f5 b3 64. 0-1

[Event "LEM 2025 Brandenburg u16"]
[Site "Gnewikow"]
[Date "2025.04.14"]
[Round "6.3"]
[White "Lehmann, Lasse"]
[Black "Kiesewetter, Jan"]
[Result "1/2-1/2"]
[PlyCount "0"]
[Time "14:30:00"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Be7 10. f3 Nc5 11. f4 O-O 12. Be3 Ne6 13. Nxe6 fxe6 14. Nd2 c5 15. c3 d4 16. cxd4 cxd4 17. Bxd4 Bb5 18. Nb3 Bxf1 19. Qxf1 Qd5 20. Rc1 c6 21. Bc5 Bxc5+ 22. Rxc5 Qe4 23. Rc4 Qf5 24. g3 Rac8 25. Nd4 Qf7 26. Nxc6 Qb7 27. Qc1 Kf7 28. b3 Rfe8 29. Qc2 g6 30. 1/2-1/2

[Event "LEM 2025 Brandenburg u16"]
[Site "Gnewikow"]
[Date "2025.04.13"]
[Round "3.1"]
[White "Lehmann, Lasse"]
[Black "Geppert, Finn"]
[Result "1/2-1/2"]
[PlyCount "0"]
[Time "08:45:00"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ c6 6. dxc6 bxc6 7. Ba4 e6 8. Ne2 Bb4+ 9. c3 Ba5 10. O-O O-O 11. Bc2 Bxc2 12. Qxc2 Bb6 13. Kh1 Nd5 14. Nf4 Ne7 15. Na3 Nf5 16. Nc4 Bc7 17. Qf2 Nd7 18. Nd3 Nf6 19. Bf4 Qd5 20. Ne3 Nxe3 21. Qxe3 Bxf4 22. Qxf4 Qb5 23. Qd2 Rad8 24. Qc2 Qh5 25. Rae1 Nd5 26. Re5 Qh6 27. Qf2 Rfe8 28. Rfe1 Rd6 29. Nc5 Nf4 30. Qe3 f6 31. Re4 g5 32. Qf2 Kf7 33. Qg3 Qf8 34. R4e3 Qh6 35. Ne4 Rdd8 36. Nc5 Rd6 37. Ne4 Rd7 38. Nc5 1/2-1/2

[Event "LEM 2025 Brandenburg u16"]
[Site "Gnewikow"]
[Date "2025.04.13"]
[Round "4.4"]
[White "Lehmann, Lasse"]
[Black "Majewski, Nico"]
[Result "1-0"]
[PlyCount "0"]
[Time "14:30:00"]

1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. Be3 d6 5. g3 Bg7 6. Bg2 e6 7. Qd2 Nge7 8. Bh6 O-O 9. Bxg7 Kxg7 10. Nge2 d5 11. exd5 exd5 12. O-O Be6 13. Nf4 Qd7 14. Nxe6+ fxe6 15. Rae1 Rf6 16. f4 Raf8 17. Nd1 b5 18. Ne3 h5 19. Nd1 Nf5 20. Ne3 Nxe3 21. Qxe3 Nd4 22. Rf2 Qd6 23. c3 Nf5 24. Qe5 Re8 25. Bxd5 Kf7 26. Qxd6 Nxd6 27. Bg2 Ke7 28. Rc2 Kd7 29. Bh3 Nf5 30. Bxf5 gxf5 31. Re5 Kc6 32. Kg2 a6 33. Kh3 Rg6 34. Rxf5 Rd8 35. Rxh5 Rxd3 36. Re5 Rd6 37. g4 Rd3+ 38. Re3 Rh6+ 39. Kg3 Rd6 40. g5 Rg6 41. h4 Kb6 42. h5 Rg8 43. Rxe6 Kc6 44. Rxd6+ Kxd6 45. h6 1-0

[Event "LEM 2025 Brandenburg u16"]
[Site "Gnewikow"]
[Date "2025.04.12"]
[Round "2.4"]
[White "Kaplan, Arne"]
[Black "Lehmann, Lasse"]
[Result "1-0"]
[PlyCount "0"]
[Time "15:00:00"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. b4 Bb6 7. e5 d5 8. exf6 dxc4 9. Qe2+ Be6 10. b5 Na5 11. fxg7 Rg8 12. Nxd4 Bxd4 13. cxd4 Rxg7 14. Bb2 Rxg2 15. Nc3 Qxd4 16. Ne4 Qd3 17. Nf6+ Ke7 18. Qe5 Qd6 19. Qc3 Qf4 20. Qb4+ Qd6 21. Qxa5 Qb6 22. Qb4+ c5 23. Qc3 Qxb5 24. O-O-O Qb4 25. Qe5 c3 26. Nd5+ Ke8 27. Qh8+ Kd7 28. Nxb4+ Kc7 29. Qxa8 cxb2+ 30. Kxb2 cxb4 31. Qd8+ Kc6 32. Qd6+ Kb5 33. Rd5+ Ka4 34. Rd2 Bxa2 35. Kxa2 a5 36. Qd7+ b5 37. Qd5 Rg3 38. hxg3 h6 39. Qb3# 1-0

[Event "LEM 2025 Brandenburg u16"]
[Site "Gnewikow"]
[Date "2025.04.12"]
[Round "1.2"]
[White "Lehmann, Lasse"]
[Black "Middendorf, Sven-Jonas"]
[Result "1/2-1/2"]
[PlyCount "0"]
[Time "09:30:00"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Nbd7 5. Bd3 Be7 6. O-O c6 7. c3 b6 8. Ne5 Bb7 9. Nxd7 Qxd7 10. Nd2 Bd6 11. Bxd6 Qxd6 12. Nf3 O-O 13. h3 c5 14. Ne5 Nd7 15. Nxd7 Qxd7 16. Rc1 c4 17. Bb1 f5 18. f4 Bc6 19. Bc2 Qe7 20. Qf3 a5 21. 1/2-1/2

[Event "DVM U12 2021"]
[Site "Naumburg (Saale) GER"]
[Date "2022.03.27"]
[Round "5"]
[White "Lehmann, Lasse"]
[Black "Sato, Kai Nathan"]
[Result "0-1"]
[PlyCount "90"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 d6 8. Nxc6 Bxe3 9. O-O Nxc6 10. fxe3 Qg6 11. Nd2 Ne5 12. Qa4+ Bd7 13. Qb4 b6 14. Nc4 O-O 15. Nxe5 dxe5 16. Rad1 c5 17. Qc4 Be6 18. Qa4 Qg5 19. Rf3 Rfd8 20. Rg3 Qh4 21. Qc2 Rxd1+ 22. Bxd1 Rd8 23. Be2 Qe7 24. Rf3 Qd7 25. Rf2 Bxa2 26. b3 Qd2 27. Bc4 Qd1+ 28. Qxd1 Rxd1+ 29. Rf1 Rxf1+ 30. Kxf1 Bb1 31. Bd5 Bd3+ 32. Kf2 Kf8 33. Kg3 Ke7 34. Kg4 a5 35. Kf5 f6 36. Bg8 g6+ 37. Kg4 h5+ 38. Kf3 b5 39. Bd5 c4 40. bxc4 Bxc4 41. Bxc4 bxc4 42. Ke2 Ke6 43. h4 f5 44. exf5+ Kxf5 45. g3 Kg4 46. 0-1

[Event "DVM U12 2021"]
[Site "Naumburg (Saale) GER"]
[Date "2022.03.27"]
[Round "4"]
[White "Lehmann, Lasse"]
[Black "Könnecke, Maximilian"]
[Result "1-0"]
[PlyCount "87"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 Nf6 4. dxe5 Nxe4 5. Bd3 Nc5 6. O-O d6 7. exd6 Bxd6 8. Bg5 f6 9. Re1+ Be6 10. Bh4 Qd7 11. Nc3 O-O-O 12. Bb5 a6 13. Bxc6 Qxc6 14. Nd4 Qb6 15. Nxe6 Bxh2+ 16. Kxh2 Rxd1 17. Raxd1 Nxe6 18. Rd3 Rd8 19. Rde3 Nf4 20. Bg3 g5 21. b3 Qc6 22. Bxf4 gxf4 23. Rf3 Rg8 24. Re4 Qd6 25. Rexf4 Rg4 26. Ne4 Rh4+ 27. Kg3 Rg4+ 28. Kxg4 Qe6+ 29. Kg3 f5 30. Ng5 Qg6 31. Rxf5 Qd6+ 32. Kg4 Qd4+ 33. R3f4 Qd1+ 34. Nf3 Qxc2 35. Rf8+ Kd7 36. R4f7+ Kc6 37. Nd4+ Kd5 38. Nxc2 h5+ 39. Kxh5 b5 40. Rf6 c5 41. f3 c4 42. Rg8 cxb3 43. axb3 a5 44. Rg5# 1-0

[Event "DVM U12 2021"]
[Site "Naumburg (Saale) GER"]
[Date "2022.03.26"]
[Round "2"]
[White "Lehmann, Lasse"]
[Black "Schimann, Kirill"]
[Result "1-0"]
[PlyCount "107"]
[Termination "normal"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nf3 Bg4 6. Bf4 e6 7. Nbd2 Nbd7 8. c3 Be7 9. Qc2 Nb6 10. h3 Bh5 11. Ne5 Bg6 12. Nxg6 hxg6 13. Nf3 a6 14. Ne5 Nfd7 15. O-O Bg5 16. Nxg6 fxg6 17. Bxg6+ Kf8 18. Bd6+ Be7 19. Bxe7+ Kxe7 20. Rfe1 Kd6 21. Qe2 Qf6 22. Qg4 Nf8 23. Qg3+ Kd7 24. Bd3 Na4 25. Re2 b5 26. Rae1 Re8 27. f4 Re7 28. f5 Kc6 29. Qg4 Kd6 30. fxe6 Rxe6 31. Bf5 Rxe2 32. Rxe2 g6 33. Bc8 a5 34. Qg3+ Kc6 35. Qb8 Qd8 36. Bb7+ Kd7 37. Qe5 Rh7 38. Qxd5+ Kc7 39. Qc6+ Kb8 40. Re8 Qxe8 41. Qxe8+ Kxb7 42. Qxf8 Nxb2 43. Qf6 g5 44. Qxg5 Rc7 45. Qxb5+ Kc8 46. Qxb2 Rb7 47. Qa3 Ra7 48. Qc5+ Kb7 49. g4 Ra6 50. g5 Rc6 51. Qb5+ Kc7 52. Qxa5+ Kd7 53. Qd5+ Rd6 54. Qxd6+ 1-0

[Event "DVM U12 2021"]
[Site "Naumburg (Saale) GER"]
[Date "2022.03.26"]
[Round "3"]
[White "Lehmann, Lasse"]
[Black "Göllnitz, Aaron"]
[Result "1-0"]
[PlyCount "111"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5 Bd7 7. Nxc6 Bxc6 8. Bxc6+ bxc6 9. O-O d5 10. exd5 cxd5 11. Re1+ Be7 12. Qe2 h6 13. Bf4 c6 14. Rad1 a5 15. Qe3 a4 16. Rd2 Kf8 17. a3 Bd6 18. Rde2 Bxf4 19. Qxf4 Kg8 20. Nxa4 Kh7 21. Re7 Rf8 22. Nc5 Ne4 23. Rd7 Qa5 24. Nd3 Rae8 25. Rxf7 Nf6 26. Rxe8 Rxe8 27. h3 Qd8 28. Qg3 Re7 29. Ne5 Rxf7 30. Nxf7 Qe7 31. Nd6 Ne4 32. Nxe4 Qxe4 33. Qd3 Kg6 34. Qxe4+ dxe4 35. a4 e3 36. fxe3 c5 37. a5 c4 38. a6 c3 39. bxc3 h5 40. a7 h4 41. a8=Q Kh5 42. Qd5+ g5 43. Qd7 Kh6 44. Qd3 Kg7 45. c4 g4 46. hxg4 h3 47. gxh3 Kh6 48. c5 Kg5 49. c6 Kh4 50. c7 Kg3 51. c8=Q Kh4 52. Kg2 Kg5 53. Qc5+ Kf6 54. Qdd6+ Kf7 55. Qcc7+ Ke8 56. Qdd8# 1-0

[Event "DVM U12 2021"]
[Site "Naumburg (Saale) GER"]
[Date "2022.03.25"]
[Round "1"]
[White "Etzold, Emil"]
[Black "Lehmann, Lasse"]
[Result "0-1"]
[PlyCount "62"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 Nf6 10. e5 d5 11. exf6 dxc4 12. Qe3+ Be6 13. fxg7 Rg8 14. Qh6 Nxd4 15. Qxh7 Nxf3+ 16. gxf3 f6 17. Qh8 Qe7 18. Rg1 Bh3+ 19. Kd1 O-O-O+ 20. Nd2 Rxh8 21. gxh8=Q Rxh8 22. Rc1 Be6 23. Re1 Qd6 24. f4 Rd8 25. Re2 Bg4 26. f3 Bxf3 27. Rxc4 Bxe2+ 28. Kxe2 Qxd2+ 29. Kf3 Qd3+ 30. Kg4 Rg8+ 31. Kh4 Qh7# 32. 0-1

[Event "DVM U12 2020"]
[Site "Magdeburg GER"]
[Date "2021.08.08"]
[Round "7"]
[White "Feuerer, Dominik"]
[Black "Lehmann, Lasse"]
[Result "1-0"]
[PlyCount "81"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. c3 d5 7. exd5 Nxd5 8. Re1+ Be6 9. cxd4 Bb4 10. Nbd2 O-O 11. a3 Ba5 12. b4 Bb6 13. Ne4 Bf5 14. Bxd5 Qxd5 15. Nc3 Qd7 16. Be3 Rad8 17. d5 Ne7 18. Ne5 Qd6 19. Nc4 Qd7 20. Ne5 Qd6 21. Bxb6 axb6 22. Nb5 Qxd5 23. Nxc7 Qxd1 24. Raxd1 f6 25. Rxd8 Rxd8 26. Nf3 Ng6 27. h3 Nf4 28. Nb5 Nd3 29. Rd1 Kf8 30. Nfd4 Bd7 31. Rxd3 Bxb5 32. Ne6+ Ke7 33. Rxd8 Kxe6 34. g3 Ke5 35. f4+ Ke4 36. Kf2 Bc6 37. Rb8 Kf5 38. b5 Be4 39. a4 h6 40. Ke3 g6 41. g4+ 1-0

[Event "DVM U12 2020"]
[Site "Magdeburg GER"]
[Date "2021.08.07"]
[Round "5"]
[White "Lehmann, Lasse"]
[Black "Jung, Felix"]
[Result "1-0"]
[PlyCount "63"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 d6 8. O-O d5 9. exd5 Nxd5 10. Bf3 Nxe3 11. Bxc6+ Qxc6 12. fxe3 Bxd4 13. exd4 O-O 14. Nd2 b6 15. Nf3 Ba6 16. Re1 Qb5 17. b3 Rfd8 18. c4 Qf5 19. Re5 Qg6 20. Qe2 Bb7 21. Re1 f6 22. Re7 Rac8 23. Qe6+ Kf8 24. d5 Rd6 25. Qe2 b5 26. Nd4 bxc4 27. Ne6+ Rxe6 28. Qxe6 cxb3 29. axb3 Rd8 30. Rxc7 Bxd5 31. Qe7+ Kg8 32. Qxd8+ 1-0

[Event "DVM U12 2020"]
[Site "Magdeburg GER"]
[Date "2021.08.06"]
[Round "4"]
[White "Semling, Johannes"]
[Black "Lehmann, Lasse"]
[Result "1-0"]
[PlyCount "79"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 Bxc6 9. Nxc6 bxc6 10. O-O Bc5 11. Nd2 Ng5 12. Nb3 Bb6 13. Qg4 Ne6 14. Kh1 Qe7 15. f4 h5 16. Qg3 f5 17. exf6 gxf6 18. Re1 f5 19. Qg6+ Kd7 20. Qxf5 Raf8 21. Qe5 Re8 22. Be3 d4 23. Nxd4 Bxd4 24. Bxd4 Nxd4 25. Qxd4+ Qd6 26. Qxd6+ cxd6 27. Kg1 Rhf8 28. Rxe8 Rxe8 29. Kf2 Rb8 30. b3 Ke6 31. Ke3 Kd5 32. Rd1+ Ke6 33. h3 Rg8 34. Kf3 d5 35. g4 h4 36. Re1+ Kf6 37. g5+ Kf5 38. Re5+ Kg6 39. Re6+ Kf5 40. Rf6# 1-0

[Event "DVM U12 2020"]
[Site "Magdeburg GER"]
[Date "2021.08.06"]
[Round "3"]
[White "Völpel, Alexander"]
[Black "Lehmann, Lasse"]
[Result "0-1"]
[PlyCount "44"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ d5 11. Ne5+ Ke8 12. Qxb4 Rf8 13. Rf1 Qf6 14. Nf3 Kf7 15. Nbd2 Re8 16. Kd1 Bg4 17. Qxb7 Nxd2 18. Kxd2 Bxf3 19. gxf3 Qxd4+ 20. Kc1 Qc4+ 21. Kd2 Re2+ 22. Kd1 Qc2# 23. 0-1

[Event "DVM U12 2020"]
[Site "Magdeburg GER"]
[Date "2021.08.05"]
[Round "2"]
[White "Lehmann, Lasse"]
[Black "Mombauer, Felix"]
[Result "0-1"]
[PlyCount "84"]
[Termination "normal"]

1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nf3 Nf6 6. Bf4 e6 7. Bd3 Bb4 8. O-O Bd7 9. Re1 Qb6 10. Bb5 Bxc3 11. bxc3 Qxb5 12. Rb1 Qa6 13. Ne5 b6 14. Nxd7 Nxd7 15. Qg4 O-O-O 16. Bg3 g6 17. Qf4 Qb7 18. Qxf7 Rdf8 19. Qxe6 Re8 20. Qxd5 Ne7 21. Qc4+ Qc6 22. Qb4 Nd5 23. Qd6 Qxd6 24. Bxd6 Nxc3 25. Ra1 Nxa2 26. h3 Rxe1+ 27. Rxe1 Nc3 28. Be5 Re8 29. Kh2 Nb5 30. Re3 Nxe5 31. dxe5 Nd4 32. c3 Nf5 33. Re1 Kd7 34. e6+ Rxe6 35. Rd1+ Rd6 36. Ra1 a5 37. g4 Ne7 38. Kg3 Rd3+ 39. Kf4 Rxc3 40. Rb1 a4 41. Rxb6 Nd5+ 42. Ke4 Nxb6 43. 0-1

[Event "DVM U12 2020"]
[Site "Magdeburg GER"]
[Date "2021.08.05"]
[Round "1"]
[White "Blomer, Moritz"]
[Black "Lehmann, Lasse"]
[Result "1-0"]
[PlyCount "15"]
[Termination "normal"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. c3 dxc3 6. Qd5 Nh6 7. Bxh6 gxh6 8. Qxf7# 1-0

[Event "DVM U10 2019"]
[Site "Magdeburg GER"]
[Date "2019.12.27"]
[Round "1"]
[White "Lehmann, Lasse"]
[Black "Fischer, Quirin"]
[Result "1-0"]
[Termination "normal"]

1. *

