[Event "Muensterland op 41st"]
[Site "Muenster"]
[Date "2024.10.13"]
[Round "3"]
[White "Boesel, Alexander"]
[Black "Olbrich, Leonard"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2045"]
[BlackElo "1654"]
[PlyCount "73"]
[EventDate "2024.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 b5 7. Bc2 Bb7 8. d4 e6 9. 0-0 Be7 10. Re1 0-0 11. Nbd2 Re8 12. e5 Nd5 13. Ne4 Nf8 14. exd6 Bxd6 15. dxc5 Be7 16. c4 bxc4 17. Qxc4 a5 18. Ba4 Nd7 19. Qb5 Bc8 20. c6 N7b6 21. c7 Qd7 22. Ne5 Qxb5 23. Bxb5 Rf8 24. Nc6 Bb4 25. Nxb4 axb4 26. Bd2 Ra7 27. Rec1 Rxc7 28. Rxc7 Nxc7 29. Bxb4 Rd8 30. Bf1 f5 31. Ba5 Ncd5 32. Nc5 Rf8 33. a4 Bd7 34. Bxb6 Nxb6 35. a5 Ra8 36. axb6 Rxa1 37. Nxd7 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.06"]
[Round "8"]
[White "Beiden, Manuel"]
[Black "Olbrich, Leonard"]
[Result "1-0"]
[ECO "E36"]
[WhiteElo "1512"]
[BlackElo "1703"]
[PlyCount "93"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 dxc4 7. Qxc4 0-0 8. Bg5 b6 9. Nf3 Ba6 10. Qc2 Nbd7 11. e3 Bb7 12. Be2 c5 13. 0-0 Qc8 14. Rac1 Ne4 15. Bf4 Qc6 16. dxc5 bxc5 17. Rfd1 f5 18. Bd3 Ndf6 19. Ne5 Qb6 20. f3 g5 21. fxe4 gxf4 22. exf5 fxe3 23. Bc4 Nd5 24. Nd7 Qc6 25. Nxf8 Rxf8 26. fxe6 Rf2 27. Bxd5 Rxc2 28. Bxc6 e2 29. Bxb7 exd1Q+ 30. Rxd1 Re2 31. Kf1 Re5 32. Kf2 Kf8 33. Kf3 Rxe6 34. Rd7 Rb6 35. Rxh7 Rxb2 36. Bd5 Rd2 37. Be4 c4 38. Rxa7 Rd1 39. Rc7 Rc1 40. a4 Ke8 41. a5 Kd8 42. Rc6 c3 43. a6 Ra1 44. h4 Rf1+ 45. Ke2 Rf7 46. h5 Kd7 47. a7 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.06"]
[Round "9"]
[White "Olbrich, Leonard"]
[Black "Brandt, Greta"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1703"]
[BlackElo "1415"]
[PlyCount "77"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Qb6 6. a3 Nh6 7. Bd3 cxd4 8. cxd4 Bd7 9. Bc2 Rc8 10. 0-0 Be7 11. Nc3 Ng8 12. Ne2 f6 13. b3 fxe5 14. Nxe5 Nxe5 15. dxe5 Qc7 16. Ra2 Qxe5 17. Bb2 Qg5 18. f4 Bc5+ 19. Kh1 Qe7 20. f5 Nf6 21. fxe6 Bxe6 22. Bxf6 gxf6 23. Nf4 Rc6 24. b4 Be3 25. Ba4 Bxf4 26. Bxc6+ bxc6 27. Rxf4 f5 28. Qd4 Rg8 29. Re2 Qf7 30. Qe5 Kd7 31. b5 Rc8 32. Ra4 cxb5 33. Rxa7+ Kd8 34. Rxf7 Rc1+ 35. Re1 Rxe1+ 36. Qxe1 Bxf7 37. Qa5+ Ke8 38. Qxb5+ Kf8 39. a4 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.05"]
[Round "6"]
[White "Kryvosheia, Roman"]
[Black "Olbrich, Leonard"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1668"]
[BlackElo "1703"]
[PlyCount "146"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. 0-0 Bd6 6. c4 0-0 7. dxc5 Bxc5 8. Qc2 Qe7 9. Bg5 d4 10. Nbd2 h6 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Rfd1 Nc6 14. h4 e5 15. Nh2 f5 16. Nxc5 Qxc5 17. Bd5+ Kh8 18. a3 a5 19. Nf3 f4 20. Kg2 Qd6 21. h5 fxg3 22. fxg3 Bf5 23. Be4 Ne7 24. c5 Qc7 25. Nh4 Qd7 26. Rh1 Rf6 27. b4 Raf8 28. Nf3 Nd5 29. Qd3 Ne3+ 30. Kg1 Qc7 31. Rh4 Bg4 32. Rh2 Bxf3 33. exf3 Rxf3 34. Bxf3 Rxf3 35. Qg6 Qf7 36. Qxf7 Rxf7 37. Rf2 Rd7 38. b5 d3 39. c6 bxc6 40. bxc6 Rc7 41. Rc1 Nc2 42. Rd2 e4 43. Rdxc2 dxc2 44. Rxc2 Kg8 45. Kf2 Kf7 46. Ke3 Ke6 47. Kxe4 Kd6 48. Kf5 Kd5 49. Rd2+ Kc5 50. Rc2+ Kd6 51. Kg6 Ke6 52. g4 Ke5 53. Kh7 Kf4 54. Rc4+ Ke5 55. Kg6 Kd5 56. Rc2 Ke6 57. Rc5 Kd6 58. Rxa5 Kxc6 59. Rf5 Rd7 60. Rf7 Rd4 61. Kxg7 Rxg4+ 62. Kxh6 Kd6 63. Kh7 Ke6 64. Rf1 Ra4 65. Rf3 Rg4 66. h6 Ke7 67. Kh8 Rg6 68. h7 Rg4 69. Rf5 Ra4 70. Rg5 Kf7 71. Rf5+ Kg6 72. Rf8 Ra7 73. Rf4 Ra8+ 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.05"]
[Round "7"]
[White "Olbrich, Leonard"]
[Black "Ter Steeg, Marcus"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "1703"]
[BlackElo "1969"]
[PlyCount "54"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Nxe5 Nxc4 8. Nxc4 d5 9. Ncd2 dxe4 10. Nxe4 Qd5 11. Qe2 Bf5 12. Nbd2 0-0-0 13. 0-0 Nf6 14. Ng3 Be6 15. Bb2 Rhe8 16. c4 Qa5 17. Nb3 Qa6 18. d5 Bg4 19. f3 Bd7 20. Qc2 b5 21. cxb5 Bxb5 22. Bxf6 Bxf6 23. Rac1 Qb6+ 24. Rf2 Rxd5 25. Qxh7 Bg5 26. Qc2 Bxc1 27. Qxc1 Red8 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.04"]
[Round "4"]
[White "Isik, Tahsin Bugra"]
[Black "Olbrich, Leonard"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1542"]
[BlackElo "1703"]
[PlyCount "79"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 c6 4. c4 Qd8 5. Nc3 Nf6 6. Nf3 Bg4 7. Be3 e6 8. Bd3 Bd6 9. h3 Bh5 10. Qb3 Qb6 11. g4 Qxb3 12. axb3 Bg6 13. 0-0-0 Nbd7 14. Bxg6 hxg6 15. g5 Nh5 16. d5 cxd5 17. cxd5 e5 18. Nb5 Ke7 19. Nd2 Rhc8+ 20. Nc4 Bc5 21. d6+ Kf8 22. Nc7 Bxe3+ 23. fxe3 Rab8 24. Rd5 f6 25. Rg1 b5 26. Na5 Kf7 27. Nc6 Rb7 28. Kb1 f5 29. Nxe5+ Nxe5 30. Rxe5 Rd8 31. Re7+ Kg8 32. d7 Rbb8 33. Ne6 a5 34. Rc1 Rxd7 35. Rxd7 Re8 36. Rd8 Kf7 37. Rxe8 Kxe8 38. Rh1 Ng3 39. Rd1 Ne4 40. Rg1 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.04"]
[Round "5"]
[White "Olbrich, Leonard"]
[Black "Esser, Daniel"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1703"]
[BlackElo "1364"]
[PlyCount "101"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Qb6 6. a3 Nge7 7. dxc5 Qxc5 8. Be3 Qa5 9. Bd3 Qc7 10. Bf4 Na5 11. Nbd2 Nc4 12. Nxc4 dxc4 13. Be4 f5 14. Bc2 b5 15. Nd4 a6 16. 0-0 Ng6 17. Qh5 Bc5 18. Nf3 0-0 19. Ng5 h6 20. Qxg6 hxg5 21. Qxg5 Bb7 22. Bd1 Qd8 23. Qg3 Qe8 24. Qh3 Qg6 25. Bf3 Bxf3 26. Qxf3 Rab8 27. h4 Kh7 28. Bg5 Rf7 29. Rad1 Rbf8 30. Qc6 Ba7 31. Rd6 f4 32. Rxe6 Qf5 33. Kh2 Qd3 34. Rh1 f3 35. Rd6 Qe2 36. Rd2 Qxe5+ 37. g3 Rc7 38. Qxa6 Rcf7 39. Rf1 Qe2 40. Rxe2 fxe2 41. Re1 Rxf2+ 42. Kh3 Re8 43. Qxa7 Rf1 44. Rxe2 Rxe2 45. a4 Rxb2 46. axb5 Rxb5 47. Qa4 Rc5 48. Bf4 Rf3 49. Qb4 Rc8 50. Qb7 Rf1 51. Qxc8 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.03"]
[Round "2"]
[White "Deider, Alice"]
[Black "Olbrich, Leonard"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1703"]
[PlyCount "48"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 c5 5. c3 Bd6 6. Bg3 Nc6 7. Nbd2 0-0 8. Bxd6 Qxd6 9. Qc2 cxd4 10. exd4 Bd7 11. 0-0-0 Nb4 12. Qb1 Ng4 13. Re1 Nxf2 14. Rg1 Rfc8 15. a3 Nc6 16. Bd3 f5 17. Re2 Ne4 18. g4 Qf4 19. Bxe4 fxe4 20. Nh4 Nxd4 21. Rf2 Qxf2 22. Rf1 Qxh4 23. Nxe4 Qh6+ 24. Nd2 Nb3+ 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.03"]
[Round "3"]
[White "Olbrich, Leonard"]
[Black "Vestrick, Frank"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1703"]
[BlackElo "1827"]
[PlyCount "69"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Nc6 5. Nf3 Bg4 6. Be3 e5 7. d5 Ne7 8. h3 Bd7 9. Nc3 Bg7 10. 0-0 0-0 11. Qd2 Nxe4 12. Bxe4 f5 13. Bh6 fxe4 14. Nxe4 Bxh3 15. Bxg7 Rxf3 16. gxh3 Nf5 17. Bf6 Qf8 18. Kg2 Nd4 19. Qg5 Rf5 20. Qd2 Rxf6 21. Nxf6+ Qxf6 22. f4 Qh4 23. Qf2 Qh5 24. fxe5 Qg5+ 25. Kh2 Qxe5+ 26. Qf4 Re8 27. Qxe5 Rxe5 28. Rf2 Nf5 29. b4 Re4 30. Rc1 Ne3 31. c5 Nxd5 32. cxd6 cxd6 33. Rc8+ Kg7 34. Rd8 Nxb4 35. Rxd6 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.02"]
[Round "1"]
[White "Olbrich, Leonard"]
[Black "Scholtes, Benedikt"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1703"]
[BlackElo "2093"]
[PlyCount "78"]
[EventDate "2023.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bg4 7. Be3 e6 8. h3 Bh5 9. Qe2 Nbd7 10. a3 Be7 11. b4 0-0 12. 0-0 Nb6 13. Ba2 Qc7 14. Rfe1 a5 15. b5 Bxa3 16. Reb1 Bb4 17. Rb3 Nbd5 18. Nxd5 Nxd5 19. c4 Nc3 20. Qb2 Bxf3 21. gxf3 Nxa2 22. Qxa2 Rac8 23. c5 cxb5 24. Rxb4 axb4 25. Qb3 Qc6 26. Bf4 Ra8 27. Rb1 Ra3 28. Qxb4 Qxf3 29. Be3 Rfa8 30. Qxb5 Ra1 31. Kh2 Rxb1 32. Qxb1 h6 33. Qg1 Ra2 34. Qg3 Qxg3+ 35. Kxg3 f6 36. Kf4 Kf7 37. Ke4 Ke7 38. Kd3 Kd7 39. Kc4 Kc6 0-1

