[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.06"]
[Round "9"]
[White "Eichert, Jonathan"]
[Black "Schmitz, Constantin"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "1894"]
[BlackElo "1508"]
[PlyCount "71"]
[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 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. Bf4 e6 7. e3 Bd6 8. Bg3 Bxg3 9. hxg3 Nbd7 10. Bxc4 Nb6 11. Bd3 Bxd3 12. Qxd3 h6 13. a5 Nbd5 14. Nxd5 exd5 15. Ne5 Ne4 16. b4 a6 17. Qc2 Qf6 18. Nd3 Rd8 19. Nc5 Nxc5 20. bxc5 0-0 21. Rb1 Rfe8 22. Rxb7 Qxd4 23. 0-0 Qe5 24. Rb6 Qc7 25. Qa4 Re6 26. Rxa6 h5 27. Rb6 Ra8 28. a6 Qa7 29. Rc1 Rc8 30. Rb7 Qa8 31. Rcb1 Re4 32. Qa5 Ree8 33. a7 Rcd8 34. Qc7 Rc8 35. Qxf7+ Kh8 36. Qxg7# 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.06"]
[Round "8"]
[White "Roth, Jan Paul"]
[Black "Eichert, Jonathan"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1670"]
[BlackElo "1894"]
[PlyCount "88"]
[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 c6 2. b3 d5 3. exd5 cxd5 4. Bb2 Bf5 5. Nf3 Nf6 6. Bb5+ Nc6 7. Nd4 Qc8 8. Nxf5 Qxf5 9. 0-0 e6 10. c4 Bd6 11. f3 0-0 12. Bxc6 bxc6 13. Ba3 c5 14. d4 Qf4 15. g3 Qe3+ 16. Kg2 Rfc8 17. Re1 Qg5 18. Nd2 Nh5 19. Nf1 Rc6 20. cxd5 Qxd5 21. dxc5 Bxc5 22. Qxd5 exd5 23. Bxc5 Rxc5 24. Rad1 Rac8 25. Ne3 Nf6 26. Rd2 Kf8 27. Red1 g6 28. Nxd5 Nxd5 29. Rxd5 Rxd5 30. Rxd5 Rc2+ 31. Kg1 Rxa2 32. Rd7 Kg7 33. b4 g5 34. b5 Kg6 35. b6 axb6 36. Rd6+ f6 37. Rxb6 h5 38. Rb5 g4 39. f4 Rc2 40. Rd5 h4 41. gxh4 Rc4 42. Kg2 Rxf4 43. Kg3 Ra4 44. h5+ Kh6 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.05"]
[Round "7"]
[White "Eichert, Jonathan"]
[Black "Siol, Mats Lennart"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1894"]
[BlackElo "1593"]
[PlyCount "84"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Ne2 e6 8. Qb3 Qc8 9. Na3 a6 10. Nc2 Be7 11. Ne3 Bh5 12. Bg3 Bg6 13. Nf4 Bxd3 14. Nxd3 Ne4 15. Rc1 Bg5 16. f4 Bf6 17. Ng4 b5 18. Nxf6+ Nxf6 19. 0-0 0-0 20. Ne5 Ne4 21. Rcd1 Na5 22. Qb4 Nc4 23. Nxc4 bxc4 24. Qa4 Rb8 25. Qc2 f5 26. Bh4 Rf7 27. Rb1 Rfb7 28. Be1 Qd8 29. Rf3 g5 30. fxg5 Qxg5 31. Bg3 Nd2 32. Bxb8 Nxf3+ 33. Kf2 Nd2 34. h4 Qxh4+ 35. g3 Ne4+ 36. Kg2 Qg4 37. Be5 Ng5 38. Rf1 Qe4+ 39. Qxe4 Nxe4 40. g4 fxg4 41. Rf4 Rxb2+ 42. Kg1 h5 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.05"]
[Round "6"]
[White "Junge, Julia Marie"]
[Black "Eichert, Jonathan"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1372"]
[BlackElo "1894"]
[PlyCount "118"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Nf3 Bg4 7. h3 Bh5 8. Be3 e6 9. Nbd2 Bd6 10. Qc2 Bg6 11. Nh4 Bxd3 12. Qxd3 Nge7 13. 0-0 Ng6 14. Bg5 Nce7 15. Qb5+ Qd7 16. Qxd7+ Kxd7 17. Nxg6 hxg6 18. Nf3 f6 19. Bh4 Nf5 20. Bg3 Nxg3 21. fxg3 Bxg3 22. Nd2 a5 23. Rf3 Bd6 24. Re1 b5 25. Nb3 a4 26. Nc5+ Bxc5 27. dxc5 Rac8 28. Rfe3 Rhe8 29. Rg3 g5 30. h4 gxh4 31. Rxg7+ Re7 32. Rg6 Rxc5 33. Rxf6 Rc4 34. Rh6 b4 35. cxb4 Rxb4 36. Re2 Rg4 37. Kh2 d4 38. Kh3 Rg3+ 39. Kxh4 Re3 40. Rxe3 dxe3 41. Kg3 e2 42. Kf2 Rg7 43. Rh2 Rg3 44. Kxe2 a3 45. b3 Kd6 46. Kd2 Kc5 47. Rh5+ Kd4 48. Rh4+ Kd5 49. Rh2 e5 50. Ke2 Kd4 51. Kf2 Rc3 52. g4 e4 53. Kf1 Rc1+ 54. Kg2 e3 55. Kf3 Kd3 56. Rg2 Rf1+ 57. Kg3 e2 58. Rxe2 Kxe2 59. g5 Ke3 0-1

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.04"]
[Round "4"]
[White "Boehme, Sebastian2222"]
[Black "Eichert, Jonathan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1644"]
[BlackElo "1894"]
[PlyCount "71"]
[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. f3 d5 3. e4 dxe4 4. Nc3 e6 5. fxe4 Bb4 6. Qd3 Nc6 7. Nf3 0-0 8. Bg5 Be7 9. h3 Nb4 10. Qd2 c5 11. a3 Qa5 12. e5 Ne4 13. Nxe4 Bxg5 14. Nexg5 Nxc2+ 15. Kd1 Qxd2+ 16. Kxd2 Nxa1 17. Bc4 b5 18. Ba2 cxd4 19. Rxa1 h6 20. Ne4 a6 21. Rc1 Bb7 22. Nd6 Bxf3 23. gxf3 Ra7 24. Kd3 Kh7 25. Kxd4 g5 26. Rc6 Kg7 27. Ke4 Rd8 28. Bb3 Rdd7 29. Ke3 Kh8 30. Rc8+ Kg7 31. Ne8+ Kg6 32. Bc2+ f5 33. Bb3 f4+ 34. Ke2 Kf5 35. Rc5 Re7 36. Bc2# 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.04"]
[Round "5"]
[White "Eichert, Jonathan"]
[Black "Memmeler, Bjoern"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "1894"]
[BlackElo "1516"]
[PlyCount "127"]
[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 d5 2. c4 e6 3. Nc3 a6 4. a4 Nf6 5. Nf3 dxc4 6. e4 Bb4 7. Qc2 Nc6 8. Be3 Na5 9. Be2 0-0 10. 0-0 c6 11. Na2 Be7 12. Nd2 b5 13. f3 Bb7 14. b4 cxb3 15. Nxb3 Nxb3 16. Qxb3 h6 17. axb5 cxb5 18. Rfc1 Qd7 19. Nb4 a5 20. Nd3 b4 21. Nc5 Bxc5 22. Rxc5 Rfc8 23. Rcxa5 Rxa5 24. Rxa5 Rc3 25. Qxb4 Rxe3 26. Kf2 Rxe2+ 27. Kxe2 Bc6 28. Qc5 Qb7 29. Qc3 Bb5+ 30. Ke3 Qd7 31. Ra8+ Kh7 32. Qc2 g6 33. Qc8 Qxc8 34. Rxc8 Kg7 35. g4 g5 36. Rc5 Be8 37. d5 exd5 38. exd5 Bd7 39. Kd4 Be8 40. Rc7 Nd7 41. Rc8 Kf8 42. d6 f6 43. Ra8 Kf7 44. Rd8 Kf8 45. Kd5 Kf7 46. h3 Ne5 47. Kc5 Ba4 48. Kb6 Nd7+ 49. Kc7 Ne5 50. d7 Bxd7 51. Rxd7+ Nxd7 52. Kxd7 Kg6 53. Ke7 Kg7 54. Ke6 Kg6 55. Kd6 Kf7 56. Kd7 Kf8 57. Ke6 Kg7 58. Kf5 Kf7 59. f4 gxf4 60. Kxf4 Kg6 61. h4 h5 62. g5 fxg5+ 63. hxg5 h4 64. Kg4 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.03"]
[Round "3"]
[White "Eichert, Jonathan"]
[Black "Freese, Carsten"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1894"]
[BlackElo "1716"]
[PlyCount "92"]
[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 d5 2. c4 c6 3. Nc3 e6 4. Nf3 dxc4 5. e4 Nf6 6. e5 Nd5 7. Bxc4 b5 8. Bb3 Nxc3 9. bxc3 Bb7 10. 0-0 Nd7 11. a4 Be7 12. Qd3 a6 13. axb5 cxb5 14. Bc2 Qc7 15. Bd2 Rc8 16. Rfc1 Nb6 17. Bb3 Nc4 18. Bxc4 Qxc4 19. Qxc4 Rxc4 20. Ne1 Kd7 21. Nc2 Rhc8 22. Ne3 R4c7 23. Kf1 Bg5 24. Rab1 Bxe3 25. fxe3 Rc4 26. g3 Ra4 27. Ra1 Rcc4 28. Ke2 Be4 29. Rf1 Rxa1 30. Rxa1 Bb7 31. Kd3 f5 32. exf6 gxf6 33. e4 f5 34. e5 Be4+ 35. Ke3 Bb7 36. h4 Kc6 37. Rb1 Kd5 38. Ra1 Rc7 39. Kf4 Rg7 40. Rg1 Rg4+ 41. Kf3 Kc4+ 42. Kf2 h5 43. Rc1 Rg7 44. Bh6 Rg6 45. Bf8 Rg8 46. Bb4 Rg4 1/2-1/2

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.03"]
[Round "2"]
[White "Siol, Juergen"]
[Black "Eichert, Jonathan"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1675"]
[BlackElo "1894"]
[PlyCount "61"]
[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 d5 3. e3 Bf5 4. Bd3 Bg6 5. 0-0 e6 6. b3 Nbd7 7. Bb2 Bd6 8. Ne5 c6 9. Qe2 Qc7 10. f4 0-0-0 11. Bxg6 hxg6 12. Nxf7 Rdf8 13. Nxh8 Rxh8 14. Nd2 g5 15. g3 Nh5 16. Rae1 Ndf6 17. Bc1 gxf4 18. exf4 g6 19. Qxe6+ Kb8 20. Nf3 Ne4 21. Qxg6 Qd7 22. Ne5 Bxe5 23. fxe5 Nhxg3 24. e6 Qd8 25. Bf4+ Ka8 26. hxg3 Rg8 27. e7 Qc8 28. Rxe4 dxe4 29. Qf7 a6 30. Bd6 e3 31. Qxg8 1-0

[Event "Krefeld op"]
[Site "Krefeld"]
[Date "2023.08.02"]
[Round "1"]
[White "Eichert, Jonathan"]
[Black "Klees, Robert"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "1894"]
[BlackElo "1459"]
[PlyCount "41"]
[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 c5 2. d5 Nf6 3. c4 d6 4. Nc3 e5 5. e4 Be7 6. Nf3 Bg4 7. h3 Bh5 8. Be2 Nbd7 9. Qc2 Nb6 10. Bd2 0-0 11. b3 h6 12. g4 Nxg4 13. hxg4 Bxg4 14. Rg1 f5 15. 0-0-0 Kh8 16. Nh2 Bxe2 17. Nxe2 fxe4 18. Qxe4 Bh4 19. Ng4 h5 20. Rh1 Qe7 21. Qg6 1-0

