[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.06.03"]
[Round "9"]
[White "Eitel, Luc"]
[Black "Christen, Jan"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1424"]
[BlackElo "1598"]
[PlyCount "94"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bf5 7. Bd3 Bxd3 8. Qxd3 Bd6 9. Ne2 0-0 10. Bf4 Re8 11. Bxd6 Qxd6 12. 0-0 Na6 13. Rfe1 Nc7 14. Ng3 Nd5 15. Qd2 Qf4 16. Qxf4 Nxf4 17. Rad1 Kf8 18. Ne4 b6 19. g3 Nd5 20. Nd6 Re6 21. Rxe6 fxe6 22. c4 Nc7 23. Ne4 Rd8 24. Nc3 b5 25. cxb5 Nxb5 26. Nxb5 cxb5 27. Kf1 e5 28. d5 Rc8 29. d6 Kf7 30. d7 Rd8 31. Rd5 Ke6 32. Rxb5 Rxd7 33. Ke2 Kf5 34. Rb4 Rc7 35. Ke3 h5 36. h3 g6 37. f4 exf4+ 38. Rxf4+ Ke5 39. Re4+ Kf5 40. Rf4+ Ke5 41. Rb4 g5 42. Rb5+ Ke6 43. h4 gxh4 44. gxh4 f5 45. Ra5 Rc4 46. Ra6+ Ke5 47. Ra5+ Ke6 1/2-1/2

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.06.02"]
[Round "8"]
[White "Christen, Jan"]
[Black "Frydel, Marcel Karol"]
[Result "1/2-1/2"]
[ECO "D06"]
[WhiteElo "1598"]
[BlackElo "1346"]
[PlyCount "68"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. Qb3 e5 4. cxd5 exd4 5. Nf3 Bc5 6. Nxd4 Bxd4 7. Qa4+ c6 8. Qxd4 f6 9. e4 Bg6 10. Bd2 cxd5 11. Bb5+ Nc6 12. exd5 Nge7 13. Bxc6+ Nxc6 14. Qe3+ Ne7 15. Bb4 Kf8 16. 0-0 Qd7 17. Re1 Re8 18. Nc3 Kf7 19. Qe6+ Qxe6 20. dxe6+ Kg8 21. Rad1 Nc6 22. Ba3 Bf5 23. Rd7 Nd8 24. Red1 Nxe6 25. Rxb7 a6 26. Kf1 Nf4 27. f3 h6 28. g4 Bd3+ 29. Kf2 Kh7 30. Kg3 Ne2+ 31. Nxe2 Bxe2 32. Rdd7 Rhg8 33. Bb4 Bb5 34. Rdc7 Rb8 1/2-1/2

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.06.01"]
[Round "7"]
[White "Kauth, Lukas Michael"]
[Black "Christen, Jan"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1315"]
[BlackElo "1598"]
[PlyCount "55"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. g3 Bb4+ 6. Bd2 Be7 7. Bg2 Nbd7 8. Na3 Bxa3 9. bxa3 0-0 10. 0-0 b6 11. cxd5 cxd5 12. Bb4 Re8 13. a4 Bb7 14. Qb2 Ne4 15. Rfd1 Ndf6 16. Ne5 Rc8 17. Rac1 Rxc1 18. Rxc1 Nd7 19. e3 Nxe5 20. dxe5 Qd7 21. f3 Nc5 22. Bxc5 bxc5 23. Rxc5 Qxa4 24. Qxb7 Qd1+ 25. Bf1 Qxf3 26. Rc2 Qxe3+ 27. Rf2 Qxe5 28. Qxf7+ 1-0

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.05.31"]
[Round "6"]
[White "Christen, Jan"]
[Black "John, Niklas"]
[Result "0-1"]
[ECO "D79"]
[WhiteElo "1598"]
[BlackElo "1652"]
[PlyCount "60"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. Nc3 Nbd7 8. cxd5 cxd5 9. e3 Nb6 10. a4 Nc4 11. Ne5 Nxe5 12. dxe5 Nd7 13. Nxd5 Nxe5 14. Rb1 Bg4 15. Qb3 e6 16. Nb4 Nf3+ 17. Kh1 Qa5 18. e4 Qh5 19. h4 Bf6 20. Bxf3 Bxf3+ 21. Kg1 Bxh4 22. Qxf3 Qxf3 23. gxh4 Qxe4 24. Bd2 Rad8 25. Bc3 a5 26. Na2 Rd3 27. Rfe1 Qg4+ 28. Kf1 Rh3 29. f3 Qxf3+ 30. Kg1 Rh1# 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.05.31"]
[Round "5"]
[White "Frowein, Jamie"]
[Black "Christen, Jan"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1441"]
[BlackElo "1598"]
[PlyCount "96"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. Nc3 d5 4. e3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. d4 0-0 8. Be2 Re8 9. 0-0 dxc4 10. bxc4 b6 11. Qc2 Bb7 12. Rad1 Rc8 13. Rfe1 Qc7 14. e4 e5 15. d5 cxd5 16. Nb5 Qb8 17. Nxd6 Qxd6 18. Qb1 d4 19. Bd3 Nc5 20. Ba3 Qe6 21. Nd2 Nxd3 22. Qxd3 Ba6 23. Rc1 Rc7 24. Bb2 Qc8 25. Qa3 Re6 26. Rc2 Rec6 27. Rec1 Ne8 28. Nf3 f6 29. Qb3 Kh8 30. Nd2 Nd6 31. Qb4 Nxc4 32. Nxc4 Rxc4 33. Rxc4 Rxc4 34. Rxc4 Bxc4 35. a4 Qc5 36. Qd2 Qa5 37. Qd1 Qb4 38. Qc1 Qxa4 39. h3 b5 40. Ba3 d3 41. Be7 Qc2 42. Qe3 d2 43. Kh2 d1Q 44. Bxf6 gxf6 45. Qh6 Qd8 46. Qe3 Qcd2 47. Qxa7 Qf4+ 48. g3 Qxe4 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.05.30"]
[Round "4"]
[White "Christen, Jan"]
[Black "Fettig, Konrad"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "1598"]
[BlackElo "1601"]
[PlyCount "41"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nf6 6. Bf4 Nc6 7. h3 Bf5 8. e3 Be7 9. Bb5 0-0 10. 0-0 cxd4 11. Nxd4 Nxd4 12. Qxd4 Be6 13. Rfd1 Nh5 14. Be5 Nf6 15. Ba4 Qa5 16. Bc2 Rfd8 17. Qh4 h6 18. f4 Qb6 19. Bd4 Bc5 20. Na4 Qc6 21. Nxc5 1-0

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.05.29"]
[Round "3"]
[White "Borgert, Alexander"]
[Black "Christen, Jan"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1516"]
[BlackElo "1598"]
[PlyCount "70"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bf4 dxc4 7. e3 b5 8. Nd2 Bb7 9. Qf3 Qb6 10. Nde4 Nxe4 11. Qxe4 Nd7 12. Qc2 c5 13. dxc5 Nxc5 14. a4 a6 15. axb5 axb5 16. Rxa8+ Bxa8 17. Be5 Qa5 18. Qd2 b4 19. Nd1 Ne4 20. Qd4 b3+ 21. Ke2 Bc5 22. Qxc4 Qd2+ 23. Kf3 Nd6+ 24. Kg3 Nxc4 25. Bxc4 Bd6 26. Bxd6 Qxd6+ 27. f4 Qc6 28. Bf1 Qc2 29. Bb5+ Ke7 30. Rg1 Rd8 31. Nf2 Rd2 32. Rf1 Qxb2 33. Nd1 Rxg2+ 34. Kh4 Rxh2+ 35. Kg3 Qg2# 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.05.28"]
[Round "2"]
[White "Christen, Jan"]
[Black "Stiehler, Daniel"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1598"]
[BlackElo "1493"]
[PlyCount "82"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c6 7. Nc3 Bf5 8. Re1 Ne4 9. Ng5 Nxc3 10. bxc3 d5 11. cxd5 cxd5 12. Qb3 e6 13. Qxb7 Nd7 14. Bf4 Qc8 15. Qxc8 Raxc8 16. Rec1 Nb6 17. a4 a5 18. e4 dxe4 19. Nxe4 Bxe4 20. Bxe4 Rc4 21. Bd3 Rxa4 22. Bc7 Rxa1 23. Rxa1 Nd5 24. Bxa5 Rc8 25. Rc1 Bxd4 26. c4 Nb6 27. Bxb6 Bxb6 28. Kg2 Kg7 29. f4 Ra8 30. c5 Bc7 31. Bb5 Ra2+ 32. Kh3 h5 33. c6 f6 34. Rd1 g5 35. fxg5 fxg5 36. Rf1 Be5 37. Bc4 g4+ 38. Kh4 Rc2 39. Bxe6 Kh6 40. h3 Rg2 41. hxg4 Rh2# 0-1

[Event "GER-ch U25-B"]
[Site "Willingen"]
[Date "2023.05.28"]
[Round "1"]
[White "Jacoby, Angelina"]
[Black "Christen, Jan"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1583"]
[BlackElo "1598"]
[PlyCount "110"]
[EventDate "2023.05.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Nf6 5. Nf3 Qb6 6. Qc1 Bf5 7. h3 e6 8. Nbd2 h6 9. Be2 Be7 10. 0-0 0-0 11. Ne5 Nxe5 12. Bxe5 Rac8 13. Nf3 Ne4 14. Bd1 Bd6 15. Bxd6 Qxd6 16. Bc2 f6 17. Qb1 cxd4 18. exd4 e5 19. Rd1 Rfe8 20. Nh4 Bh7 21. f3 Ng5 22. Bxh7+ Nxh7 23. Qg6 Nf8 24. Nf5 Qc7 25. Qg3 e4 26. Nxh6+ Kh7 27. Qxc7 Rxc7 28. Ng4 exf3 29. gxf3 Re2 30. Rab1 Rce7 31. Kf1 Ng6 32. Re1 Nf4 33. Nf2 Kg6 34. Nd3 Rxe1+ 35. Rxe1 Rxe1+ 36. Nxe1 Nxh3 37. Nd3 Kf5 38. Nc5 b6 39. Nd3 Nf4 40. Nb4 Ke6 41. Nc2 f5 42. Ne3 g5 43. a3 Nd3 44. Nd1 g4 45. fxg4 fxg4 46. Ke2 Nf4+ 47. Kf2 Kf5 48. Ne3+ Ke4 49. Nxg4 Kd3 50. Ne3 Ke4 51. Nd1 b5 52. Kg3 Ne2+ 53. Kf2 Nf4 54. Kg3 Ne2+ 55. Kf2 Nf4 1/2-1/2

