[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2022.06.19"]
[Round "5.4"]
[White "Diekmann, Jens"]
[Black "Brandt, Carina"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "2061"]
[BlackElo "2078"]
[PlyCount "75"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Fischbek"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Nf3 e4 5. Nd4 d5 6. cxd5 cxd5 7. Bg2 Nc6 8. Nc2 Bc5 9. 0-0 0-0 10. d3 Bf5 11. dxe4 dxe4 12. Bg5 Re8 13. Qxd8 Raxd8 14. Bxf6 gxf6 15. Rad1 Nd4 16. Ne3 Bg6 17. Ned5 Kg7 18. b4 Bb6 19. a4 e3 20. Nxe3 a5 21. b5 Rd7 22. Ned5 Bc5 23. e3 Nc2 24. Nxf6 Kxf6 25. Rxd7 b6 26. Nd5+ Ke6 27. Rb7 Rd8 28. Nxb6 Bb4 29. Bf3 Ne1 30. Bg4+ Kf6 31. Rd7 Rxd7 32. Nxd7+ Kg5 33. Be2 Bf5 34. Ne5 Kf6 35. b6 Kxe5 36. Rxe1 Be4 37. Rc1 Bd6 38. Ba6 1-0

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2022.05.15"]
[Round "4.3"]
[White "Diekmann, Jens"]
[Black "Grote, Dirk"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2061"]
[BlackElo "2068"]
[PlyCount "65"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "St Pauli III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Nbd7 7. Bb2 Be7 8. d3 0-0 9. e3 dxc4 10. dxc4 c5 11. Nc3 a6 12. Qc2 Qc7 13. Rfd1 Rfd8 14. Rd2 Bc6 15. e4 Qb7 16. Ne1 Nf8 17. Rad1 Rxd2 18. Rxd2 Rd8 19. Rxd8 Bxd8 20. Qd3 Qd7 21. e5 Bxg2 22. Kxg2 Ng4 23. Ne4 Qxd3 24. Nxd3 Nd7 25. h3 Nh6 26. g4 Kf8 27. Kf3 Ng8 28. Ke3 Ne7 29. f4 Bc7 30. a3 Nc6 31. Bc3 a5 32. Ng3 Ke7 33. Ke4 1/2-1/2

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2022.05.08"]
[Round "9.5"]
[White "Diekmann, Jens"]
[Black "Klaas, Heiko"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2061"]
[BlackElo "2043"]
[PlyCount "100"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburger SK VI"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nf3 d5 3. b3 d4 4. g3 c5 5. Bg2 Nc6 6. 0-0 g6 7. d3 Bg7 8. Na3 Nge7 9. Nc2 a5 10. Bd2 0-0 11. a3 b6 12. Qc1 Bb7 13. Bh6 Qc7 14. Bxg7 Kxg7 15. Qb2 Ne5 16. Nxe5 Bxg2 17. Kxg2 Qxe5 18. e3 Nc6 19. exd4 Nxd4 20. Rfe1 Qf6 21. Nxd4 Qxd4 22. Qxd4+ cxd4 23. b4 axb4 24. axb4 Kf6 25. f4 Ke7 26. Kf3 f5 27. Ke2 Kd6 28. Kd2 h6 29. Kc2 g5 30. Kb3 Rg8 31. Rxa8 Rxa8 32. c5+ bxc5 33. bxc5+ Kxc5 34. Rxe6 Rb8+ 35. Kc2 gxf4 36. gxf4 Rg8 37. Re5+ Kb4 38. Re2 Rg1 39. Rf2 h5 40. h3 h4 41. Kd2 Ra1 42. Rf3 Ra2+ 43. Ke1 Kc3 44. Kd1 Rd2+ 45. Kc1 Rxd3 46. Rf2 Rxh3 47. Rc2+ Kd3 48. Rd2+ Ke4 49. Kc2 Rc3+ 50. Kd1 Rd3 0-1

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2022.05.07"]
[Round "7.3"]
[White "Diekmann, Jens"]
[Black "Meier, David Geffrey"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2061"]
[BlackElo "2094"]
[PlyCount "55"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburger SK IV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c6 2. Nf3 d5 3. b3 f6 4. e3 Nh6 5. d4 Nf7 6. Bb2 g6 7. Nc3 Bg7 8. Be2 0-0 9. 0-0 Bf5 10. Ne1 Na6 11. f3 Nc7 12. e4 Be6 13. Nc2 Bh6 14. Bc1 Bg7 15. Bf4 Nd6 16. Ne3 dxe4 17. fxe4 Bf7 18. Bg3 e5 19. d5 Na6 20. Qe1 Nc5 21. Bf3 a5 22. Rd1 Qe7 23. Qf2 Rac8 24. Qc2 Be8 25. Bg4 Rd8 26. a3 Na6 27. Na4 c5 28. Nc3 1/2-1/2

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2022.04.03"]
[Round "8.5"]
[White "Dunkelmann, Swen"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "E43"]
[BlackElo "2061"]
[PlyCount "40"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK V"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 0-0 7. 0-0 Bxc3 8. bxc3 Ne4 9. Qc2 f5 10. Nd2 Nxd2 11. Bxd2 Qh4 12. f3 d6 13. Be1 Qg5 14. f4 Qg6 15. Bh4 Nd7 16. Rae1 Rae8 17. e4 fxe4 18. Bxe4 Bxe4 19. Qxe4 Qxe4 20. Rxe4 e5 1/2-1/2

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2022.03.27"]
[Round "6.4"]
[White "Diekmann, Jens"]
[Black "Moehrmann, Marcus"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2061"]
[BlackElo "2038"]
[PlyCount "67"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburg Koenigsspringer II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 e5 7. 0-0 c6 8. d3 Be6 9. h3 a5 10. Kh2 Na6 11. f4 Qd7 12. g4 exf4 13. Bxf4 Nc5 14. d4 Ncxe4 15. Nxe4 Nxe4 16. Bxe4 Bxc4 17. Bd3 Bd5 18. Qd2 Rfe8 19. Bg5 Be4 20. Bxe4 Rxe4 21. Rf4 Rae8 22. Ng3 Rxf4 23. Bxf4 b6 24. Rd1 d5 25. b4 axb4 26. Qxb4 Qa7 27. Rd2 c5 28. Qb5 Re1 29. dxc5 bxc5 30. Qc6 c4 31. Rg2 Qd4 32. Qc8+ Bf8 33. Bd6 Qg7 34. Nf5 1-0

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2021.12.12"]
[Round "3.5"]
[White "Martin Sommerfeldt, Luis"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2019"]
[BlackElo "2061"]
[PlyCount "25"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Harburg Diagonale"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Be7 5. e3 0-0 6. b3 b6 7. Bb2 Bb7 8. Be2 c5 9. cxd5 cxd4 10. Nxd4 Nxd5 11. 0-0 Nxc3 12. Bxc3 e5 13. Nf5 1/2-1/2

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2021.11.21"]
[Round "2.5"]
[White "Diekmann, Jens"]
[Black "Mitscherling, Andreas"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2061"]
[BlackElo "2181"]
[PlyCount "38"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "St Pauli II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nf3 Nf6 3. b3 b6 4. Bb2 Bb7 5. g3 Be7 6. Bg2 0-0 7. 0-0 c5 8. d4 cxd4 9. Nxd4 Bxg2 10. Kxg2 d5 11. cxd5 Qxd5+ 12. Kg1 Nc6 13. Nxc6 Qxc6 14. Ba3 Qb7 15. Qc1 Rac8 16. Qb2 Rfd8 17. Bxe7 Qxe7 18. Nd2 e5 19. Rac1 Rxc1 1/2-1/2

[Event "Hamburg-chT Landesliga 2122"]
[Site "Hamburg"]
[Date "2021.10.31"]
[Round "1.4"]
[White "Diekmann, Jens"]
[Black "Lansky, Georg"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2061"]
[BlackElo "2012"]
[PlyCount "60"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Weisse Dame"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Be7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 c5 8. e3 b6 9. Nc3 Bb7 10. d3 a6 11. Qe2 Qc7 12. Rac1 dxc4 13. bxc4 Rad8 14. Rfd1 Rfe8 15. d4 Ne4 16. Nxe4 Bxe4 17. Ne1 Bxg2 18. Nxg2 Bf6 19. Nf4 Qb7 20. Rc2 e5 21. dxe5 Bxe5 22. Nd5 b5 23. f4 Bxb2 24. Rxb2 Nb6 25. e4 Nxd5 26. Qd3 bxc4 27. Qb1 Nb4 28. Rxd8 Rxd8 29. a3 c3 30. Re2 Qb5 0-1

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2021.08.22"]
[Round "9.12"]
[White "Richter, Maik"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2159"]
[BlackElo "2074"]
[PlyCount "49"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "St Pauli II"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. h3 Qb6 8. Ba4 Rd8 9. Qe2 e6 10. d3 d6 11. Bg5 a6 12. Bxc6 Qxc6 13. e5 dxe5 14. Nxe5 Qd5 15. c4 Qd4 16. Qf3 Rf8 17. Bxf6 Qxb2 18. Ng4 Bxf6 19. Qxf6 Qxf6 20. Nxf6+ Kg7 21. Ne4 b6 22. Nbc3 Rd8 23. Na4 Rb8 24. Rab1 f5 25. Nexc5 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2021.08.21"]
[Round "8.36"]
[White "Diekmann, Jens"]
[Black "Wronn, Bernd"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2074"]
[BlackElo "2167"]
[PlyCount "73"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "St Pauli III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nf6 5. e4 Nc6 6. Nge2 0-0 7. 0-0 d6 8. d3 Bd7 9. h3 a6 10. Be3 Rb8 11. a4 Ne8 12. d4 cxd4 13. Nxd4 Nc7 14. Nxc6 bxc6 15. Qc2 Qc8 16. Kh2 Qb7 17. Rfb1 Qb3 18. Qd3 Be6 19. Bf1 Rfd8 20. Ra3 Qb4 21. a5 d5 22. cxd5 cxd5 23. Bb6 dxe4 24. Qxe4 Bxc3 25. Qxb4 Bxb4 26. Bxc7 Bxa3 27. Bxd8 Bc5 28. b4 Bxf2 29. Bxe7 Rc8 30. Rb2 Bd4 31. Rd2 Bc3 32. Rd8+ Rxd8 33. Bxd8 Bc8 34. Be7 Kg7 35. Bc4 g5 36. b5 Bxa5 37. Bxg5 1/2-1/2

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2020.03.01"]
[Round "7.5"]
[White "Mix, Clemens"]
[Black "Diekmann, Jens"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "1925"]
[BlackElo "2050"]
[PlyCount "72"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 b6 7. Nc3 Bb7 8. Ne5 Qc8 9. Bf4 dxc4 10. e4 Rd8 11. Nxc4 Nc6 12. Nb5 Ba6 13. a4 Nxd4 14. Nxd4 c5 15. b3 Rxd4 16. Qc2 Bxc4 17. bxc4 Qa6 18. e5 Rxc4 19. Qe2 Nd5 20. Be4 Nc3 21. Qxc4 Qxc4 22. Bxa8 Ne2+ 23. Kh1 Nxf4 24. gxf4 Qxf4 25. Bc6 Qxe5 26. Rad1 Qc7 27. Bb5 Bf6 28. Rd7 Qb8 29. Rfd1 g6 30. R1d6 a6 31. Bc6 b5 32. Bb7 bxa4 33. Rxa6 Qf4 34. Bc6 Be5 35. Rd8+ Kg7 36. Kg2 Qg5+ 0-1

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2020.02.09"]
[Round "6.5"]
[White "Diekmann, Jens"]
[Black "Ludwig, Jan"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2050"]
[BlackElo "2040"]
[PlyCount "75"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d3 c5 7. b3 Nc6 8. Bb2 b6 9. Ne5 Bb7 10. e3 Qc7 11. d4 Nxe5 12. Bxb7 Qxb7 13. dxe5 Ne4 14. f3 Ng5 15. Nc3 a6 16. h4 Nf7 17. Ne2 Qc7 18. Nf4 Rad8 19. Nd3 d6 20. Nf4 Qc8 21. exd6 Rxd6 22. Qe2 Rfd8 23. Rad1 Qd7 24. Rxd6 Qxd6 25. Kg2 Ne5 26. Bxe5 Qxe5 27. Nd3 Qc3 28. Rd1 Kf7 29. f4 g6 30. Ne5+ Kf6 31. Nd7+ Kg7 32. Rd3 Qa5 33. Qb2+ Kh6 34. Ne5 Rf8 35. g4 Qe1 36. g5+ Kh5 37. Rd7 Kxh4 38. Nf3+ 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2020.01.19"]
[Round "5.6"]
[White "Diekmann, Jens"]
[Black "Schroeter, Baldur"]
[Result "1-0"]
[ECO "A27"]
[WhiteElo "2050"]
[BlackElo "2022"]
[PlyCount "59"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. d4 exd4 5. Nd5 Bg7 6. Bg5 f6 7. Bf4 d6 8. Nxd4 Nge7 9. Nb5 Nxd5 10. cxd5 Ne5 11. Rc1 0-0 12. Nxc7 Rb8 13. Be3 b6 14. g3 Qe7 15. Bg2 Bb7 16. 0-0 Rfc8 17. Ne6 Bh8 18. Qa4 Ba8 19. Rfd1 Qd7 20. Qxd7 Nxd7 21. Nd4 Re8 22. Rc7 Rb7 23. Rdc1 Nc5 24. Rxb7 Bxb7 25. Nb5 f5 26. Nxd6 Re7 27. b4 Bb2 28. Rc2 Na4 29. Nxb7 Rxb7 30. d6 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.12.08"]
[Round "4.29"]
[White "Diekmann, Jens"]
[Black "Wenzel, Birger"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2050"]
[BlackElo "2058"]
[PlyCount "93"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. dxc3 d6 5. Bg2 Nc6 6. e4 Be6 7. Qe2 Nge7 8. Nf3 h6 9. Nd2 0-0 10. 0-0 Qd7 11. Rd1 b6 12. Nf1 Bg4 13. f3 Bh3 14. Ne3 Bxg2 15. Kxg2 f5 16. exf5 Nxf5 17. Qd3 Nxe3+ 18. Bxe3 Ne7 19. Qe4 Qe6 20. Rf1 Rae8 21. Rae1 Qd7 22. Rf2 Kh8 23. b3 Ng8 24. Qb7 Nf6 25. Bc1 e4 26. fxe4 Ng4 27. Rff1 Ne5 28. Qd5 g5 29. h3 Qg7 30. Be3 Rxf1 31. Rxf1 Rf8 32. Qd1 Qe7 33. Bd4 Kg8 34. Bxe5 Rxf1 35. Kxf1 dxe5 36. Qd5+ Kg7 37. b4 c5 38. a3 h5 39. Ke2 Kh7 40. Qd3 Qe6 41. Qf3 Qxc4+ 42. Ke1 Kg7 43. Qe3 Kg6 44. h4 gxh4 45. gxh4 Kf7 46. Kf2 a5 47. Qe2 1/2-1/2

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.11.24"]
[Round "3.6"]
[White "Diekmann, Jens"]
[Black "Winter, Markus"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2050"]
[BlackElo "2023"]
[PlyCount "79"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 c6 6. Nf3 Bg7 7. 0-0 0-0 8. a3 e5 9. Qc2 Nd7 10. d3 Qe7 11. Nd2 N7f6 12. Nc4 Re8 13. Rb1 Qc7 14. Bd2 Nxc3 15. Bxc3 Nd5 16. Bd2 Be6 17. b4 Rac8 18. Rfc1 Nb6 19. Na5 Qd7 20. Be3 Bd5 21. Qd2 Bxg2 22. Kxg2 Nd5 23. Bh6 e4 24. Bxg7 Kxg7 25. Rc4 e3 26. Qb2+ Kg8 27. f3 Re7 28. Rbc1 Rce8 29. Rh4 Qf5 30. Rcc4 g5 31. Rhe4 h5 32. Nxb7 g4 33. Nd6 gxf3+ 34. exf3 Nf4+ 35. Rxf4 Qg6 36. Nxe8 e2 37. Rce4 e1Q 38. Rxe1 Rxe1 39. Nf6+ Kf8 40. Re4 1-0

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.10.20"]
[Round "2.5"]
[White "Diekmann, Jens"]
[Black "Kirsch, Sergius"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2050"]
[BlackElo "2005"]
[PlyCount "49"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 e5 6. Nge2 Nc6 7. 0-0 d6 8. d3 Nh5 9. h3 f5 10. Nd5 Be6 11. exf5 gxf5 12. f4 Qd7 13. Kh2 Rae8 14. Be3 Kh8 15. Rc1 Bg8 16. Bf3 Nf6 17. Nec3 Nxd5 18. Nxd5 exf4 19. Bxf4 Nd4 20. Bh5 Bf7 21. Rf2 Re6 22. Bd2 Rfe8 23. Nf4 Rh6 24. Bxf7 Qxf7 25. Qf1 1/2-1/2

[Event "Hamburg-chT Landesliga 1920"]
[Site "Hamburg"]
[Date "2019.09.29"]
[Round "1.7"]
[White "Schermer, Denis"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2003"]
[BlackElo "2050"]
[PlyCount "53"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. g3 Bg4 7. Bg2 Nc6 8. 0-0 0-0-0 9. Bf4 Qd7 10. d5 Qf5 11. dxc6 Rxd1 12. cxb7+ Kxb7 13. Nd4+ Kc8 14. Nxf5 Rxf1+ 15. Bxf1 Bxf5 16. Bxa6+ Kb8 17. Nb5 Nd5 18. Rd1 e6 19. c4 Bg4 20. Rd4 Bc5 21. cxd5 Bxd4 22. Bxc7+ Ka8 23. Nxd4 exd5 24. b4 Bc8 25. Bb5 Bb7 26. a4 Rc8 27. Bb6 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.04.07"]
[Round "9.7"]
[White "Kalla, Christian"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1978"]
[BlackElo "2059"]
[PlyCount "74"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qe2 0-0 13. g3 Rd8 14. Bg2 Bf5 15. 0-0 Rac8 16. Rfe1 Qe6 17. Bxe4 Nd5 18. Bxf5 Qxf5 19. Rad1 Nxc3 20. bxc3 h6 21. Rd6 Re8 22. Qe3 b6 23. Qd4 Re7 24. Rd8+ Kh7 25. Rxc8 Qxc8 26. Rd1 Rc7 27. Rd3 Rc4 28. Qd7 Rxc3 29. Qxc8 Rxc8 30. Rd7 Kg6 31. Rxa7 Re8 32. f4 f6 33. Rb7 Re6 34. g4 Kh7 35. f5 Rxe5 36. Rxb6 Re2 37. Ra6 h5 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.03.24"]
[Round "8.6"]
[White "Richter, Maik"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B39"]
[WhiteElo "2208"]
[BlackElo "2059"]
[PlyCount "106"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "St Pauli II"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Be2 b6 12. f3 Bb7 13. 0-0 g5 14. Rf2 Be5 15. Nd5 Rc8 16. Bf1 h5 17. Bd2 Qc5 18. Bb4 Bxh2+ 19. Kxh2 Qxf2 20. Nxe7 h4 21. Nxc8 Qg3+ 22. Kg1 Bxc8 23. Qd6 Qxd6 24. Bxd6 Nc5 25. Rd1 Nb7 26. Bb8 a6 27. Rd5 Rg8 28. Kf2 Ke7 29. Be5 Rg6 30. Bd4 Nd8 31. Be3 Ne6 32. Bxb6 g4 33. fxg4 Rxg4 34. e5 Bb7 35. Be2 Rg5 36. Bf3 Bxd5 37. cxd5 Ng7 38. Bc5+ Kd8 39. Bd4 Nf5 40. Bc3 Ne7 41. Ke3 d6 42. Kf4 Rf5+ 43. Ke4 dxe5 44. Bxe5 f6 45. Bc3 Rxd5 46. Bxf6 Ra5 47. a3 Ke8 48. Bxh4 Ra4+ 49. b4 Rxa3 50. Be1 Kf7 51. Kd4 Ke6 52. Kc5 Kd7 53. Bg3 Rc3+ 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.02.24"]
[Round "7.7"]
[White "Kull, Florian"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2179"]
[BlackElo "2059"]
[PlyCount "52"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Schachfreunde"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e4 Nb4 6. d4 cxd4 7. Bc4 e6 8. Nb5 N8c6 9. Bf4 Na6 10. 0-0 Be7 11. Nbxd4 Bd7 12. Qe2 Nxd4 13. Nxd4 Qa5 14. Rfd1 Nb8 15. Nb5 Bxb5 16. Bxb5+ Nc6 17. a3 0-0 18. b4 Qb6 19. Rd7 Nd4 20. Qe3 Qxb5 21. Qxd4 Bf6 22. e5 Rfd8 23. Rd1 Rxd7 24. Qxd7 Qxd7 25. Rxd7 Rd8 26. Rxd8+ Bxd8 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.02.03"]
[Round "6.6"]
[White "Wagner, Friedrich"]
[Black "Diekmann, Jens"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2160"]
[BlackElo "2059"]
[PlyCount "130"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Qa4+ Qd7 7. Qxd7+ Nxd7 8. Nf3 e5 9. e3 Ne6 10. 0-0 g6 11. b3 Bg7 12. Bb2 0-0 13. Rfd1 Re8 14. Rac1 f5 15. d3 a6 16. Nd2 Rb8 17. Nc4 b6 18. Bd5 Nf6 19. Nxe5 Nxd5 20. Nxd5 Bb7 21. Nxb6 Ng5 22. f4 Nf3+ 23. Kf2 Nxh2 24. Nbc4 Rbd8 25. Ba3 Rd5 26. Kg1 Ng4 27. Nxg4 fxg4 28. Kf2 Rh5 29. e4 Bd4+ 30. Ne3 Rh2+ 31. Kg1 Re2 32. Bxc5 Bxe3+ 33. Kf1 Rf2+ 34. Ke1 Bxc5 35. Rxc5 Rf3 36. Rc7 Bc8 37. Ke2 Rxg3 38. Rdc1 Be6 39. Ra7 Rg2+ 40. Ke3 Rxa2 41. Rcc7 Rh2 42. f5 Bxf5 43. Kf4 Be6 44. d4 Rf2+ 45. Kg3 Rf7 46. d5 Rxc7 47. Rxc7 Rc8 48. Ra7 Rc3+ 49. Kf2 Bxd5 50. exd5 Rd3 51. Rxa6 Rxd5 52. Ra2 Rh5 53. Kg2 Rb5 54. Rb2 Kg7 55. b4 h5 56. Kg3 Kf6 57. Kh4 Rb6 58. b5 Ke5 59. Rb3 Kd4 60. Rb1 Kc5 61. Kg5 Rxb5 62. Rc1+ Kd4+ 63. Kxg6 Ke4 64. Rf1 h4 65. Kh6 h3 0-1

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2019.01.20"]
[Round "5.6"]
[White "Diekmann, Jens"]
[Black "Bach, Matthias"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2059"]
[BlackElo "2286"]
[PlyCount "48"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. g3 f5 5. Bg2 Nf6 6. d3 fxe4 7. Nxe4 Nxe4 8. Qh5+ g6 9. Qe5 Bb4+ 10. Kf1 0-0 11. Bxe4 Nc6 12. Qg5 d5 13. cxd5 Ne7 14. Qg4 exd5 15. Bg2 Qd6 16. Bf4 Qf6 17. Qe2 Rae8 18. Be5 Qf7 19. f4 Nc6 20. Nf3 Bd6 21. Ng5 Rxe5 22. Nxf7 Rxe2 23. Bxd5 Nd4 24. Nh6+ Kg7 0-1

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.12.16"]
[Round "4.6"]
[White "Rittemann, Steffen"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2173"]
[BlackElo "2059"]
[PlyCount "40"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Schwerin SF"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 cxd4 6. cxd4 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qe2 0-0 13. Rd1 Qc6 14. Rd6 Qa4 15. b3 Qa3 16. Qd2 a5 17. Bc4 Nf5 18. 0-0 Qc5 19. Rd5 Qc6 20. Re1 Be6 1/2-1/2

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.11.25"]
[Round "3.6"]
[White "Boehm, Thomas1111"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2120"]
[BlackElo "2059"]
[PlyCount "97"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Kiel Turm II"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. e5 Nd5 7. Nc3 Nc7 8. Bxc6 dxc6 9. Ne4 Ne6 10. d3 0-0 11. Be3 b6 12. Qd2 Nd4 13. Nxd4 cxd4 14. Bh6 f6 15. exf6 exf6 16. Bxg7 Kxg7 17. Re2 a5 18. Rae1 Bf5 19. Ng3 Qd5 20. Qf4 Ra7 21. Nxf5+ gxf5 22. h4 b5 23. h5 Raf7 24. h6+ Kh8 25. Re8 Qd7 26. Qb8 Kg8 27. f4 a4 28. b4 axb3 29. axb3 c5 30. Kh2 c4 31. bxc4 bxc4 32. dxc4 d3 33. cxd3 Qxd3 34. R1e7 Qa3 35. Rxf8+ Rxf8 36. Rg7+ Kh8 37. Qc7 Rf7 38. Rxh7+ Kxh7 39. Qxf7+ Kxh6 40. Qxf6+ Kh7 41. Qxf5+ Kg7 42. Qe5+ Kf7 43. f5 Qc1 44. Qe6+ Kf8 45. Qd6+ Kg7 46. c5 Qc4 47. Qg6+ Kh8 48. Qh6+ Kg8 49. Qe6+ 1-0

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.11.11"]
[Round "2.6"]
[White "Diekmann, Jens"]
[Black "Schwarzat, Julian"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2059"]
[BlackElo "2098"]
[PlyCount "92"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 c5 3. e4 Nc6 4. g3 d6 5. Bg2 Nd4 6. d3 g6 7. Nge2 Bg4 8. h3 Bf3 9. 0-0 Bg7 10. Qa4+ Qd7 11. Qxd7+ Nxd7 12. Nxd4 Bxg2 13. Kxg2 cxd4 14. Ne2 Nc5 15. Rd1 a5 16. b3 0-0 17. Bb2 e5 18. Ba3 b6 19. b4 axb4 20. Bxb4 Ra4 21. a3 Rfa8 22. Rab1 Bf8 23. Rd2 Kg7 24. f4 Na6 25. Rb3 f5 26. exf5 gxf5 27. g4 Nxb4 28. axb4 Kf6 29. g5+ Kg6 30. h4 Ra2 31. Rdb2 Rxb2 32. Rxb2 Ra3 33. Rd2 h6 34. b5 hxg5 35. hxg5 Bg7 36. Rd1 Ra2 37. Kf3 e4+ 38. Kf2 e3+ 39. Ke1 Kh5 40. Rb1 Kg4 41. Kf1 Kf3 42. Re1 Rd2 43. Ng1+ Kxf4 44. Re2 Rxd3 45. Kg2 Rc3 46. Ra2 d3 0-1

[Event "Oberliga Nord N 1819"]
[Site "Germany"]
[Date "2018.10.21"]
[Round "1.6"]
[White "Keyser, Robin"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "1999"]
[BlackElo "2059"]
[PlyCount "139"]
[EventDate "2018.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 0-0 6. Nf3 d5 7. 0-0 Nbd7 8. Qc2 Ne4 9. Bf4 c6 10. Nc3 Ndf6 11. Ne5 Nxc3 12. Qxc3 dxc4 13. Qxc4 Qb6 14. b3 Rd8 15. Rfd1 Bd7 16. e4 Rac8 17. Qc2 Be8 18. Nc4 Qb5 19. Bf3 Qa6 20. a4 b6 21. Qe2 h6 22. h4 Bb4 23. Be5 Nh7 24. d5 Qb7 25. dxe6 fxe6 26. Bd6 c5 27. Bg4 Bf7 28. Bf4 Qe7 29. Nd6 Rc6 30. e5 Bc3 31. Rac1 Bb4 32. Nxf7 Kxf7 33. Rxd8 Qxd8 34. Qf3 Qd5 35. Qxd5 exd5 36. Bf3 Rc8 37. Bxd5+ Ke7 38. Be4 Nf8 39. Rd1 Bc3 40. Bf5 Rd8 41. Rxd8 Kxd8 42. Kg2 Nd7 43. e6 Ne5 44. Be4 Ke7 45. Bxe5 Bxe5 46. f4 Bc3 47. Bd5 Bb2 48. Bc4 Bc3 49. Kf3 Bd4 50. h5 Bc3 51. Ke4 Kd6 52. Kf5 Ke7 53. g4 Bb2 54. g5 hxg5 55. fxg5 Bc3 56. Kg6 Kf8 57. Kh7 Bd4 58. g6 Bc3 59. h6 gxh6 60. Kxh6 Bf6 61. e7+ Kxe7 62. g7 Bxg7+ 63. Kxg7 Kd6 64. Kf6 Kc6 65. Ke6 Kc7 66. Ba6 Kc6 67. Ke5 Kc7 68. Ke6 Kc6 69. Ke7 Kc7 70. Ke8 1-0

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.04.15"]
[Round "9.7"]
[White "Diekmann, Jens"]
[Black "Kornrumpf, Joachim"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2044"]
[BlackElo "2035"]
[PlyCount "57"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nc3 b6 3. e4 Bb7 4. Nge2 e6 5. g3 Nf6 6. Bg2 a6 7. 0-0 d6 8. d3 Qc7 9. h3 Be7 10. f4 Nbd7 11. Be3 0-0 12. g4 g6 13. Ng3 Ne8 14. g5 Ng7 15. h4 f6 16. h5 Rf7 17. Qg4 Nf8 18. f5 gxf5 19. exf5 fxg5 20. fxe6 Rxf1+ 21. Rxf1 Bxg2 22. Kxg2 h6 23. Qf3 Re8 24. Qf7+ Kh8 25. Nd5 Qb7 26. Ne4 Nfxe6 27. Nxd6 Rf8 28. Qxf8+ Bxf8 29. Nxb7 1-0

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.03.18"]
[Round "8.6"]
[White "Diekmann, Jens"]
[Black "Svane, Frederik"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2044"]
[BlackElo "2234"]
[PlyCount "47"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 b6 2. Nf3 c5 3. g3 Bb7 4. Bg2 Nf6 5. 0-0 e6 6. b3 Be7 7. Bb2 0-0 8. e3 Nc6 9. Nc3 Rc8 10. Ne2 d6 11. d4 cxd4 12. Nexd4 Qc7 13. Ba3 Nxd4 14. Nxd4 Bxg2 15. Kxg2 Ne4 16. Rc1 a6 17. Qe2 Rfd8 18. Rfd1 Nc5 19. Qf3 Bf8 20. Ne2 Nd7 21. Bb2 Be7 22. Nf4 Bf6 23. Bxf6 Nxf6 24. Nh5 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.02.25"]
[Round "7.7"]
[White "Oelmeyer, Gerrit"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2026"]
[BlackElo "2044"]
[PlyCount "26"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hamburg SF"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 Nc7 7. 0-0 e5 8. d3 Be7 9. Nd2 0-0 10. Bxc6 bxc6 11. Qa4 Bh3 12. Rd1 Qd7 13. Nc4 f6 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2018.01.21"]
[Round "5.7"]
[White "Lock, Adrian"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2075"]
[BlackElo "2044"]
[PlyCount "50"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 e5 7. Be3 Qe7 8. Nc3 Nf6 9. Qd2 0-0 10. Bh6 Nd7 11. 0-0 Re8 12. Bxg7 Kxg7 13. Nh2 Nf8 14. f4 exf4 15. Rxf4 Ne6 16. Rf2 Qg5 17. Qxg5 Nxg5 18. Raf1 Re7 19. b3 Bd7 20. Nf3 Nxf3+ 21. Rxf3 Rf8 22. Kh2 Re5 23. Na4 Be6 24. Nb2 Rd8 25. a4 Rd7 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.12.10"]
[Round "4.7"]
[White "Diekmann, Jens"]
[Black "Heinsohn, Wilfried"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2044"]
[BlackElo "2178"]
[PlyCount "152"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 Ne8 9. Be3 Nd4 10. Rb1 a5 11. Qc1 Nc7 12. Bh6 b5 13. Nxd4 cxd4 14. Bxg7 Kxg7 15. Nxb5 Nxb5 16. cxb5 a4 17. e5 Ra5 18. exd6 Qxd6 19. Bc6 Bh3 20. Re1 Rc8 21. Qd2 Ra7 22. b3 a3 23. Rbc1 Rac7 24. Qe2 f6 25. f4 Kf7 26. Rc4 Bf5 27. Qf3 Be6 28. Ra4 Rd8 29. Ra6 Bd5 30. Bxd5+ Qxd5 31. Qxd5+ Rxd5 32. b6 Rb7 33. Rc1 Rd6 34. Rc4 Ke6 35. Rb4 Kf5 36. Kg2 e5 37. Kf3 g5 38. g4+ Ke6 39. f5+ Kd5 40. Ra7 Rbxb6 41. Rxb6 Rxb6 42. Rxh7 Rc6 43. Ra7 Rc2 44. Ra5+ Kd6 45. Rxa3 Rxh2 46. Ra6+ Kd5 47. Ra5+ Kd6 48. Ra6+ Kd5 49. Rxf6 Rh3+ 50. Ke2 Rh2+ 51. Kf1 Rxa2 52. Rf8 Kd6 53. Re8 Ra3 54. Re6+ Kd5 55. Rb6 Ra1+ 56. Kf2 Ra2+ 57. Kf3 Rd2 58. Rb5+ Kd6 59. Rb6+ Kc5 60. Rb8 Rxd3+ 61. Ke2 Re3+ 62. Kf2 e4 63. Rc8+ Kd5 64. b4 Rf3+ 65. Ke2 d3+ 66. Ke1 e3 67. Rd8+ Kc4 68. Rc8+ Kxb4 69. Rb8+ Kc4 70. Rc8+ Kd4 71. Rd8+ Ke4 72. Re8+ Kf4 73. Rd8 d2+ 74. Ke2 Rf2+ 75. Kd1 Rf1+ 76. Kc2 Rc1+ 0-1

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.11.12"]
[Round "3.7"]
[White "Peterwitz, Klaus"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2083"]
[BlackElo "2044"]
[PlyCount "41"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bargteheide"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Nb3 Nf6 7. c4 0-0 8. 0-0 d6 9. Nc3 Be6 10. c5 d5 11. Bg5 Qd7 12. Qd2 Rfd8 13. Rfd1 Rac8 14. Bxf6 Bxf6 15. Nxd5 Bxd5 16. Bxd5 e6 17. Bf3 Qxd2 18. Rxd2 Rxd2 19. Nxd2 Bxb2 20. Rb1 Ba3 21. Rxb7 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.10.23"]
[Round "2.7"]
[White "Diekmann, Jens"]
[Black "Woelk, Tom Frederic"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2044"]
[BlackElo "2191"]
[PlyCount "60"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. e4 d6 5. Bg2 c5 6. Nge2 Nc6 7. 0-0 0-0 8. d3 Rb8 9. h3 a6 10. a4 Nd4 11. Be3 Ne8 12. Rb1 Nxe2+ 13. Nxe2 b5 14. axb5 axb5 15. b4 bxc4 16. bxc5 Rxb1 17. Qxb1 cxd3 18. Qxd3 Qa5 19. Rc1 Ba6 20. Qd1 dxc5 21. Bxc5 Nd6 22. Nf4 Rc8 23. Bxd6 Rxc1 24. Qxc1 exd6 25. Nd5 Qa1 26. Qxa1 Bxa1 27. Nc7 Bc4 28. Bf1 Be6 29. f4 Kf8 30. Kg2 Ke7 1/2-1/2

[Event "Oberliga Nord N 1718"]
[Site "Germany"]
[Date "2017.10.08"]
[Round "1.6"]
[White "Diekmann, Jens"]
[Black "Schueler, Hendrik"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2044"]
[BlackElo "2121"]
[PlyCount "100"]
[EventDate "2017.10.08"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Eppendorf Johanneum"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 c5 3. e4 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nge2 0-0 7. 0-0 Ne8 8. d3 Nc7 9. Be3 Ne6 10. Rb1 Ned4 11. a3 a5 12. f4 d6 13. h3 e6 14. g4 Nxe2+ 15. Nxe2 Nd4 16. Nxd4 cxd4 17. Bd2 f5 18. exf5 gxf5 19. gxf5 Rxf5 20. Be4 Rf6 21. Qf3 Ra7 22. Rbe1 b6 23. Re2 Bh6 24. Rg2+ Rg7 25. Rff2 Kh8 26. Rxg7 Bxg7 27. Rg2 Qf8 28. Qh5 Rh6 29. Qg4 d5 30. cxd5 exd5 31. f5 dxe4 32. Bxh6 Bxh6 33. Qxe4 Bxf5 34. Qxd4+ Bg7 35. Qd5 Bxh3 36. Rf2 Qe8 37. Kh2 Be6 38. Qg5 Bf7 39. Kg2 Bg6 40. Qd2 Qd8 41. Qf4 Bxd3 42. Kh3 Qe8 43. Qg4 Bb5 44. Kg2 Bd7 45. Qh4 Qg6+ 46. Kf1 Bb5+ 47. Ke1 Qb1+ 48. Kd2 Qxb2+ 49. Ke3 Qc3+ 50. Kf4 Qd4+ 0-1

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2017.05.07"]
[Round "9.7"]
[White "Maass, Joerg"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2150"]
[BlackElo "2050"]
[PlyCount "102"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Neumuenster Agon"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. e4 d6 6. Bd3 e5 7. a3 Bxc3+ 8. bxc3 Nc6 9. Ne2 Ne7 10. 0-0 Nh5 11. f4 Nxf4 12. Nxf4 exf4 13. Bxf4 Ng6 14. Be3 Be6 15. Rf3 b6 16. Raf1 Qe7 17. Qd2 Rae8 18. Qf2 Qh4 19. Rg3 Qe7 20. h4 h5 21. Bg5 Qd7 22. Be2 Kh7 23. Bxh5 Bxc4 24. Be2 Bxe2 25. Qxe2 Qe6 26. h5 Ne7 27. h6 g6 28. Rf6 Qb3 29. Qf1 Ng8 30. d5 Re7 31. Rff3 Rd7 32. c4 Qb2 33. Rf2 Qe5 34. Bf4 Qxe4 35. Qa1 f6 36. Qc3 Rdf7 37. Re3 Qb1+ 38. Re1 Qf5 39. Bxd6 Qg5 40. Bxf8 Rxf8 41. Qb4 Rf7 42. Qa4 Nxh6 43. Qe8 Kg7 44. Qc8 Ng4 45. Re8 Qc1+ 46. Rf1 Qxc4 47. Rg8+ Kh6 48. Rh8+ Kg5 49. Qe6 Qc5+ 50. Kh1 Re7 51. Qc6 Qxa3 1/2-1/2

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2017.04.23"]
[Round "8.7"]
[White "Diekmann, Jens"]
[Black "Kull, Florian"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2050"]
[BlackElo "2156"]
[PlyCount "94"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburg Schachfreunde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c6 2. Nf3 Nf6 3. b3 g6 4. Bb2 Bg7 5. g3 0-0 6. Bg2 d5 7. 0-0 a5 8. d3 a4 9. Nbd2 Na6 10. Bc3 axb3 11. axb3 Bg4 12. Qc2 c5 13. cxd5 Nxd5 14. Bxg7 Kxg7 15. Nc4 Rc8 16. Rfd1 f6 17. Qb2 Ndb4 18. d4 b5 19. Ne3 Bxf3 20. dxc5 Qe8 21. Bxf3 Rxc5 22. Bb7 Nb8 23. Qd4 Rc7 24. Ra7 Nc2 25. Nxc2 Rxc2 26. Qe4 Rc7 27. Qe6 Qf7 28. Qe3 e6 29. Qb6 Qe7 30. Rda1 Rf7 31. Qxb5 Rxb7 32. Rxb7 Qxb7 33. Qc4 Qc6 34. Qd4 e5 35. Qe3 Qd5 36. Rc1 Nc6 37. Qb6 Nd4 38. Qa6 Nxb3 39. Rb1 Nd4 40. Rb8 Rc7 41. f3 Nxf3+ 42. exf3 Rc1+ 43. Kf2 Qd4+ 44. Kg2 Qd2+ 45. Kh3 Qh6+ 46. Kg2 Rc2+ 47. Kf1 Qc1# 0-1

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2017.03.19"]
[Round "7.7"]
[White "Dettmann, Steffen"]
[Black "Diekmann, Jens"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2186"]
[BlackElo "2050"]
[PlyCount "58"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d3 Nc6 3. Nf3 g6 4. Be2 Bg7 5. 0-0 d6 6. c3 e5 7. Be3 Nf6 8. h3 Qe7 9. a3 0-0 10. b4 b6 11. b5 Nd8 12. Qb3 Ne6 13. a4 Nh5 14. c4 Nhf4 15. Re1 f5 16. Bf1 fxe4 17. dxe4 Nxh3+ 18. gxh3 Rxf3 19. Qd1 Rf7 20. Nc3 Nf4 21. Bxf4 exf4 22. Qf3 Bb7 23. Ra3 Re8 24. Bd3 Qh4 25. Re2 Re5 26. Nd5 Bc8 27. Kh2 Rh5 28. Re1 Bxh3 29. Kg1 Rg5+ 0-1

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2017.02.19"]
[Round "6.5"]
[White "Diekmann, Jens"]
[Black "Wolf, Christoph"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2050"]
[BlackElo "2173"]
[PlyCount "95"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e6 6. Nge2 Nge7 7. 0-0 0-0 8. d3 d6 9. Be3 Nd4 10. Qd2 Re8 11. Rae1 a6 12. f4 Rb8 13. g4 f5 14. gxf5 gxf5 15. Bf2 Qa5 16. Qd1 b5 17. cxb5 axb5 18. Nxd4 cxd4 19. Qh5 Bd7 20. Ne2 Qxa2 21. Bxd4 Bxd4+ 22. Nxd4 Qxb2 23. Qg5+ Ng6 24. Nxf5 exf5 25. exf5 Qd4+ 26. Kh1 Rxe1 27. Rxe1 Re8 28. Rxe8+ Bxe8 29. Be4 Qf2 30. fxg6 Qf1+ 31. Qg1 Qxg1+ 32. Kxg1 Bxg6 33. f5 Bh5 34. Kf2 Kf7 35. Ke3 Kf6 36. Kd4 Bg4 37. Bc6 b4 38. Kc4 Bxf5 39. d4 Kg5 40. Kxb4 Kf4 41. Kc4 Be4 42. Bd7 h5 43. Be6 h4 44. Bf7 Kf3 45. Be6 Kg2 46. d5 Kxh2 47. Kb5 Kg3 48. Kc6 1/2-1/2

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2017.02.05"]
[Round "5.6"]
[White "Lampe, Dirk"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "2239"]
[BlackElo "2050"]
[PlyCount "67"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Luebeck"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Be2 Bxc3+ 11. bxc3 Qc7 12. 0-0 b6 13. a4 Bb7 14. f3 Bc6 15. Bd3 d6 16. Qd2 Bd7 17. f4 Nc5 18. Bc2 Be6 19. f5 gxf5 20. exf5 Bd7 21. Bg5 f6 22. Qd4 Rg8 23. Bxf6 0-0-0 24. Bh4 Bc6 25. Rf2 h5 26. Qe3 Rg4 27. Bxe7 Rdg8 28. f6 Bxg2 29. Bf5+ Kb8 30. Bxg4 Be4 31. Rf4 Rxg4+ 32. Rxg4 hxg4 33. Qf4 Bg6 34. Bxd6 1-0

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2017.01.15"]
[Round "4.7"]
[White "Groetzbach, Daniel"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B39"]
[WhiteElo "2094"]
[BlackElo "2050"]
[PlyCount "81"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Bd3 b6 12. 0-0 Bb7 13. f4 Nc5 14. Bb1 Rc8 15. a3 Ne6 16. f5 Nd8 17. Qd3 Nc6 18. Qe2 Bd4 19. Bxd4 Nxd4 20. Qf2 Qe5 21. Rcd1 Nb3 22. fxg6 fxg6 23. Qf7+ Kd8 24. Nb5 Re8 25. Bc2 Na5 26. Nd4 Kc7 27. b4 Rf8 28. Nf3 Rxf7 29. Rxd7+ Kb8 30. Nxe5 Rxf1+ 31. Kxf1 Nxc4 32. Nxc4 Rxc4 33. Bd3 Rc7 34. Rd8+ Rc8 35. Rd7 Rc7 36. Rd8+ Rc8 37. Rxc8+ Kxc8 38. Kf2 Kd7 39. Ke3 e5 40. Bc4 Ke7 41. Bd5 1/2-1/2

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2016.12.04"]
[Round "3.7"]
[White "Diekmann, Jens"]
[Black "Stenner, Patrick"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2050"]
[BlackElo "2219"]
[PlyCount "90"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "St Pauli"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c6 2. Nf3 d5 3. b3 Bf5 4. g3 h6 5. Bg2 Nf6 6. 0-0 e6 7. d3 Nbd7 8. Bb2 Bc5 9. e3 0-0 10. Qe2 Bh7 11. Rd1 Re8 12. Nc3 a6 13. Rac1 Ba7 14. Ne1 d4 15. exd4 Bxd4 16. Ne4 e5 17. c5 Bxe4 18. dxe4 Qe7 19. Bxd4 exd4 20. Qc4 Nxe4 21. Bxe4 Qxe4 22. Rxd4 Qe7 23. Nd3 Nf6 24. Nf4 Rad8 25. Rcd1 Rxd4 26. Qxd4 Qe5 27. Qc4 Qf5 28. b4 Ng4 29. Qd3 Qxd3 30. Rxd3 g5 31. Nh3 Nf6 32. Kf1 Nd5 33. a3 Re4 34. Ng1 Rc4 35. Nf3 a5 36. bxa5 Rxc5 37. Rb3 Rc3 38. Rxc3 Nxc3 39. Nd2 Kf8 40. Nb3 Na4 41. Ke2 Ke7 42. Kd3 Kd6 43. Kc4 Nb2+ 44. Kd4 g4 45. Nc5 Ke7 1/2-1/2

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2016.11.20"]
[Round "2.7"]
[White "Celmer, Ole"]
[Black "Diekmann, Jens"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1917"]
[BlackElo "2050"]
[PlyCount "86"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Rostock"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qa4+ Bd7 13. Qa3 Qe6 14. Be2 0-0 15. 0-0 Ng6 16. Rad1 Nf4 17. Rd2 Qg6 18. g3 Nxe2+ 19. Rxe2 Bb5 20. Rfe1 Bxe2 21. Rxe2 Qg4 22. Re1 Rfd8 23. Qa4 b5 24. Qxe4 Qe6 25. a4 a6 26. axb5 axb5 27. Qb4 Rd5 28. h4 Rad8 29. Qa5 h6 30. Bb4 Re8 31. Bc3 Qg4 32. Qb6 Qd7 33. Kh2 Kh7 34. Ra1 Qe6 35. Qe3 Red8 36. Ra7 Rd1 37. Qf3 R8d7 38. Ra8 R7d3 39. Qe4+ f5 40. Qb7 Rd7 41. Qxb5 f4 42. Qa5 Qc6 43. Be1 Rxe1 0-1

[Event "Oberliga Nord N 1617"]
[Site "Germany"]
[Date "2016.10.16"]
[Round "1.6"]
[White "Gottuk, Stefan"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2194"]
[BlackElo "2050"]
[PlyCount "79"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Be2 Nc6 3. f4 g6 4. Nf3 Bg7 5. 0-0 e6 6. d3 Nge7 7. Qe1 c4 8. c3 cxd3 9. Bxd3 d5 10. e5 Qb6+ 11. Qe3 Qxe3+ 12. Bxe3 Bd7 13. Na3 0-0 14. Nb5 b6 15. Nfd4 Nxd4 16. Nxd4 Nf5 17. Nxf5 exf5 18. Bd4 Rfd8 19. Rf2 Bf8 20. Rd2 Bc5 21. Be2 Be6 22. Rad1 Be7 23. a4 Rac8 24. Ra1 Bc5 25. a5 Kf8 26. Kf2 Rc7 27. Ke3 Ke7 28. axb6 axb6 29. Ra6 Bc8 30. Ra2 Bd7 31. Rd1 Bc6 32. Rda1 Rdd7 33. Ra6 Bb7 34. Ra7 Bc6 35. Rxc7 Rxc7 36. Ra6 Bxd4+ 37. Kxd4 Rb7 38. Bf3 Ke6 39. c4 Rd7 40. Rxb6 1-0

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2016.04.10"]
[Round "9.7"]
[White "Diekmann, Jens"]
[Black "Hasselmann, Dieter"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2053"]
[BlackElo "2123"]
[PlyCount "76"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 b6 8. Nf3 Bb7 9. Be2 h6 10. 0-0 Bd6 11. c5 bxc5 12. Qa4+ Ke7 13. dxc5 Bxc5 14. Qb5 Bb6 15. Be3 Nd7 16. Rad1 Rhd8 17. Bd4 Qg6 18. Rd2 c5 19. Be3 Rac8 20. Rfd1 Bc6 21. Qc4 Bd5 22. Qf4 Bc7 23. Qa4 Bb6 24. Ne1 Bc6 25. Bb5 Qe4 26. Rxd7+ Rxd7 27. Rxd7+ Kf6 28. Bxc6 Qe5 29. Qh4+ Kg6 30. Qe4+ Qxe4 31. Bxe4+ f5 32. Bc2 Ba5 33. Nd3 Bxc3 34. Bxc5 e5 35. g3 e4 36. Nf4+ Kf6 37. Be7+ Kf7 38. Bb3+ Ke8 1-0

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2016.03.13"]
[Round "8.5"]
[White "Lampe, Dirk"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "2253"]
[BlackElo "2036"]
[PlyCount "101"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Luebeck"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Be2 b6 12. 0-0 Bb7 13. f3 g5 14. Rf2 Be5 15. Bf1 h5 16. Rd2 d6 17. Nd5 Bc6 18. b4 Qa4 19. Qxa4 Bxa4 20. b5 Rc8 21. Rb1 Nc5 22. Bxg5 f6 23. Be3 e6 24. Nb4 Kd7 25. Rc1 f5 26. Nc6 Rxc6 27. bxc6+ Kxc6 28. exf5 exf5 29. f4 Bf6 30. Rd5 Bb2 31. Rb1 Bc3 32. Bd4 Bxd4+ 33. Rxd4 Bc2 34. Rb2 Be4 35. g3 Rg8 36. Rbd2 Rg6 37. Be2 h4 38. Bh5 Rh6 39. g4 fxg4 40. Bxg4 h3 41. Rxe4 Nxe4 42. Bf3 Rg6+ 43. Kf1 Rf6 44. Bxe4+ Kc5 45. f5 Kxc4 46. Ke2 Rh6 47. Ke3 Kc5 48. Rf2 Rh8 49. Rc2+ Kb5 50. Bd5 a5 51. f6 1-0

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2016.02.21"]
[Round "7.7"]
[White "Mueller, Dominik"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2178"]
[BlackElo "2040"]
[PlyCount "67"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 c5 10. Bd3 Nc6 11. 0-0 0-0 12. Bb2 Rc8 13. Qe2 Na5 14. Rad1 Qc7 15. Rfe1 Qf4 16. Ne5 cxd4 17. cxd4 Rfd8 18. g3 Qh6 19. Ng4 Qh3 20. f4 g6 21. Nf2 Qh6 22. f5 gxf5 23. exf5 Bd5 24. Ng4 Qg7 25. Ne3 Bf6 26. Bb1 Bb3 27. fxe6 Bxe6 28. Nf5 Bxf5 29. Bxf5 Rc4 30. Qe8+ Qf8 31. Qe4 Qg7 32. Qe8+ Qf8 33. Qe4 Qg7 34. Qe8+ 1/2-1/2

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2016.01.31"]
[Round "6.6"]
[White "Schueler, Hendrik"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2132"]
[BlackElo "2040"]
[PlyCount "67"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Eppendorf Johanneum"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 0-0 7. 0-0 Na6 8. Bg5 c5 9. cxd5 Nxd5 10. Bxe7 Nxe7 11. dxc5 Nxc5 12. Qc2 Na6 13. Ng5 Nf5 14. Nf3 Nb4 15. Qc4 Nc6 16. Nc3 h6 17. Rfd1 Qb6 18. b3 Nfe7 19. Rac1 a6 20. Na4 Qa7 21. Nd4 Nxd4 22. Qxd4 Qxd4 23. Rxd4 e5 24. Rdd1 Ra7 25. Rc7 Ng6 26. Rd2 Bf5 27. Rxb7 Raa8 28. Nb6 Rad8 29. Bd5 Kh8 30. Nc4 e4 31. Rxf7 Rxf7 32. Bxf7 Rxd2 33. Nxd2 Ne5 34. Bd5 1-0

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2016.01.17"]
[Round "5.7"]
[White "Zum Felde, Michael"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B34"]
[BlackElo "2045"]
[PlyCount "83"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Bargteheide"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nxc6 bxc6 7. Bc4 d6 8. 0-0 Qc7 9. Be3 Nf6 10. h3 0-0 11. Qd2 Rd8 12. Rad1 Bb7 13. Qe2 d5 14. Bb3 Nxe4 15. Nxe4 dxe4 16. Qc4 e6 17. c3 a5 18. Qxe4 Ba6 19. Rfe1 h6 20. Bc5 Rab8 21. Qe3 a4 22. Bxa4 Rxd1 23. Rxd1 Rxb2 24. Bb3 Re2 25. Qf3 Qe5 26. Be3 Qc7 27. c4 Rb2 28. Qe4 Bb7 29. Bc1 c5 30. Qg4 h5 31. Qg5 Re2 32. Kf1 Re5 33. Qd8+ Qxd8 34. Rxd8+ Kh7 35. Rd7 Be4 36. Be3 Rf5 37. a4 Bc3 38. f3 Kg7 39. Ke2 Bb1 40. Rd1 Re5 41. Kf2 Bf5 42. Bf4 1-0

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2015.12.13"]
[Round "4.6"]
[White "Gaede, Derek"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2253"]
[BlackElo "2045"]
[PlyCount "39"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK III"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. 0-0 0-0 8. Nc3 Na6 9. Bf4 d5 10. Ne5 c6 11. e4 dxc4 12. Nxc4 Nc7 13. Rc1 Nb5 14. Ne2 c5 15. dxc5 Bxc5 16. Qb3 Nxe4 17. Qxb5 Nxg3 18. Bxg3 Bxg2 19. Kxg2 Qd5+ 20. f3 1-0

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2015.11.15"]
[Round "3.6"]
[White "Diekmann, Jens"]
[Black "Luckow, Rolf"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2046"]
[BlackElo "2190"]
[PlyCount "107"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Kiel Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 cxd4 10. cxd4 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 0-0 13. Be4 Rd8 14. Rb1 Nc6 15. Bxc6 bxc6 16. Qa5 Bd7 17. 0-0 c5 18. Qxc5 Rdc8 19. Qe5 Rxc4 20. Rb8+ Rc8 21. Rxa8 Rxa8 22. Rb1 a6 23. Rb8+ Rxb8 24. Qxb8+ Kh7 25. Qb1+ g6 26. Qb7 Bb5 27. Ne5 Kg7 28. h3 Qf5 29. Qe7 Qf4 30. a3 h5 31. h4 Qf6 32. Qb7 Qf4 33. Qe7 Ba4 34. Qb7 Be8 35. Qxa6 Qxd4 36. Nf3 Qe4 37. Qa7 Bc6 38. Qd4+ Kf8 39. Qd8+ Kg7 40. Qd4+ Qxd4 41. Nxd4 Ba4 42. f4 Kf6 43. Kf2 e5 44. fxe5+ Kxe5 45. Ke3 f6 46. g3 g5 47. Ne2 Kf5 48. hxg5 fxg5 49. Nd4+ Kg4 50. Kf2 Kh3 51. Ne6 Kg4 52. Nd4 Bd7 53. Kg2 Ba4 54. Kf2 1/2-1/2

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2015.10.11"]
[Round "2.7"]
[White "Diekmann, Jens"]
[Black "Hess, Christian"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "2046"]
[BlackElo "2259"]
[PlyCount "204"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "St Pauli"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 c6 2. Nf3 Nf6 3. g3 g6 4. b3 Bg7 5. Bb2 0-0 6. Bg2 d6 7. 0-0 e5 8. d3 Nbd7 9. Nbd2 Qe7 10. Qc2 Re8 11. Rac1 a5 12. Ne4 Nxe4 13. dxe4 Nc5 14. Ne1 a4 15. Nd3 Qc7 16. Bc3 axb3 17. axb3 Be6 18. Ra1 b5 19. Bb4 Nxb3 20. Qxb3 bxc4 21. Qc3 cxd3 22. Ba5 Qd7 23. Qxd3 Reb8 24. Bd2 c5 25. Rfc1 h5 26. h4 Qc6 27. Be3 c4 28. Qd2 Rxa1 29. Rxa1 c3 30. Qc1 Qc4 31. Ra3 c2 32. Ra1 Kh7 33. Kh2 Qxe2 34. Bf1 Qf3 35. Bg2 Qe2 36. Bf1 Qg4 37. Qxc2 d5 38. Bg2 dxe4 39. Qxe4 Qxe4 40. Bxe4 Rb4 41. Bg2 Bh6 42. Bxh6 Kxh6 43. Ra5 e4 44. Re5 Bf5 45. Ra5 Kg7 46. Ra6 Rb2 47. Kg1 Rb1+ 48. Kh2 Re1 49. Rb6 Kf8 50. Ra6 Kg7 51. Rb6 Kf8 52. Ra6 Kg7 53. Rb6 Kh6 54. Ra6 Bg4 55. Rb6 Re2 56. Kg1 f5 57. Rb3 Re1+ 58. Kh2 Rd1 59. Rb6 Kg7 60. Ra6 Kf7 61. Rb6 Be2 62. Rc6 Ra1 63. Rc7+ Kf6 64. Rc6+ Kg7 65. Rc7+ Kh6 66. Re7 Ra6 67. Rf7 Bf3 68. Re7 Ra2 69. Kg1 Re2 70. Re8 Kg7 71. Re6 Kf7 72. Re5 Kf6 73. Re8 Bxg2 74. Kxg2 Rd2 75. Kf1 Rd6 76. Ke2 g5 77. Rh8 gxh4 78. gxh4 Ke5 79. Rxh5 Kf4 80. Rh8 Ra6 81. Rg8 Rh6 82. Rg3 Rxh4 83. Ra3 Rh8 84. Rb3 Ra8 85. Rc3 Ra2+ 86. Ke1 Ra5 87. Ke2 Ke5 88. Rb3 f4 89. Rb4 Ra2+ 90. Ke1 Ra1+ 91. Kd2 f3 92. Rb8 Ra2+ 93. Ke1 Re2+ 94. Kf1 Rd2 95. Ke1 Rd6 96. Rb4 Rh6 97. Rb7 Kf4 98. Rb8 Rh1+ 99. Kd2 Rh5 100. Rf8+ Rf5 101. Re8 Rf7 102. Ke1 Rd7 0-1

[Event "Oberliga Nord N 1516"]
[Site "Germany"]
[Date "2015.09.20"]
[Round "1.7"]
[White "Lampe, Joerg"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2165"]
[BlackElo "2053"]
[PlyCount "51"]
[EventDate "2015.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 cxd4 6. cxd4 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Be2 0-0 13. 0-0 Bf5 14. Qa4 a6 15. Rfd1 Qc6 16. Qd4 Qg6 17. Qb4 Bh3 18. Bf1 Rfe8 19. Rd6 Be6 20. Qxb7 Nf5 21. Rxa6 Rxa6 22. Qxa6 Nh4 23. Kh1 Qg5 24. Qa4 Rd8 25. Rd1 Rxd1 26. Qe8# 1-0

[Event "Hamburg-chT Landesliga 1415"]
[Site "Hamburg"]
[Date "2015.04.18"]
[Round "8.6"]
[White "Raider, Eugen"]
[Black "Diekmann, Jens"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2070"]
[BlackElo "1974"]
[PlyCount "100"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer II"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. b4 cxb4 3. Bb2 d5 4. exd5 Qxd5 5. d4 Bf5 6. c4 Qe4+ 7. Be2 e6 8. Nd2 Qc2 9. Qxc2 Bxc2 10. Bf3 Nc6 11. d5 exd5 12. cxd5 Na5 13. Ne2 Nf6 14. 0-0 Bd6 15. Nd4 Bd3 16. Rfe1+ Kd7 17. Re3 Bg6 18. Rae1 Rhe8 19. Bd1 b3 20. Bc3 Rxe3 21. fxe3 Bc7 22. N4xb3 Nxb3 23. Bxb3 b5 24. a4 a6 25. h3 Ne8 26. g4 f6 27. e4 Bb6+ 28. Kg2 Rc8 29. a5 Rxc3 30. axb6 Nd6 31. Bd1 Rd3 32. Re2 Nxe4 33. Nxe4 Bxe4+ 34. Rxe4 Rxd1 35. Re7+ Kc8 36. Rxg7 Rxd5 37. Kf3 Rd7 38. Rg8+ Kb7 39. Rf8 Rd6 40. Rf7+ Kxb6 41. Rxh7 b4 42. h4 b3 43. Re7 Kc5 44. h5 b2 45. Re1 Rb6 46. Rb1 Kc4 47. Kf4 Kc3 48. Kf5 a5 49. h6 a4 50. h7 Rb8 0-1

[Event "Hamburg-chT Landesliga 1314"]
[Site "Hamburg"]
[Date "2014.04.13"]
[Round "9.7"]
[White "Engel, Luis"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1910"]
[BlackElo "2059"]
[PlyCount "34"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK V"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. b3 e5 4. Bb2 d6 5. Nc3 g6 6. Bc4 Bg7 7. d3 Nh6 8. Nd2 0-0 9. 0-0 Nd4 10. Ne2 Kh8 11. h3 Qg5 12. Bxd4 cxd4 13. f4 exf4 14. Nf3 Qf6 15. Nfxd4 g5 16. c3 Qe7 17. Qd2 f5 1/2-1/2

[Event "Hamburg-chT Landesliga 1314"]
[Site "Hamburg"]
[Date "2014.04.12"]
[Round "8.7"]
[White "Diekmann, Jens"]
[Black "Hort, Max"]
[Result "1-0"]
[ECO "A27"]
[WhiteElo "2059"]
[BlackElo "1869"]
[PlyCount "83"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburg Koenigsspringer II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Bb4 4. g3 d6 5. Bg2 Nge7 6. Nd5 Nxd5 7. cxd5 e4 8. Ng1 0-0 9. dxc6 bxc6 10. Bxe4 d5 11. Bg2 Re8 12. e3 d4 13. Bxc6 Bd7 14. Bxd7 Qxd7 15. Nf3 dxe3 16. fxe3 Rxe3+ 17. Kf2 Rd3 18. Kg2 Qd5 19. Re1 Rd8 20. Qe2 Qc6 21. Qe4 Qb5 22. a4 Qb6 23. Re3 Rxe3 24. Qxe3 Qc6 25. Qf2 Rd3 26. Qe2 Qd5 27. a5 h5 28. Ra4 c5 29. Kf2 Qf5 30. h4 f6 31. a6 g5 32. Qe8+ Kg7 33. Qxh5 Bxd2 34. hxg5 Bxc1 35. gxf6+ Qxf6 36. Rg4+ Kf8 37. Qxc5+ Kf7 38. Qc4+ Kf8 39. Qxd3 Qxb2+ 40. Qe2 Qb6+ 41. Kg2 Be3 42. Re4 1-0

[Event "Hamburg-chT Landesliga 1213"]
[Site "Hamburg"]
[Date "2013.04.14"]
[Round "9.6"]
[White "Diekmann, Jens"]
[Black "Sander, Johann"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2085"]
[BlackElo "2205"]
[PlyCount "89"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburger SK V"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e4 Nc6 6. Nge2 Bg4 7. h3 Be6 8. d3 Qd7 9. Nd5 h5 10. Bg5 f6 11. Be3 h4 12. g4 Bh6 13. Bxh6 Rxh6 14. Qd2 Rh7 15. f4 f5 16. exf5 gxf5 17. g5 0-0-0 18. 0-0-0 Nce7 19. Qa5 Kb8 20. Nec3 Bxd5 21. Bxd5 Nxd5 22. Nxd5 c6 23. Nf6 Nxf6 24. gxf6 exf4 25. Rhg1 Rf8 26. Rg6 Rhf7 27. Rdg1 f3 28. Qe1 Rxf6 29. Rxf6 Rxf6 30. Qxh4 Qe6 31. Re1 Qf7 32. Rf1 f4 33. Rxf3 Qe6 34. Qf2 Qe5 35. Kc2 d5 36. b3 Qa1 37. a4 d4 38. Qd2 Qa2+ 39. Kc1 Qxb3 40. Rxf4 Rd6 41. Rf8+ Kc7 42. Qa5+ Qb6 43. Rf7+ Kb8 44. Qe5 c5 45. Rd7 1-0

[Event "Hamburg-chT Landesliga 1213"]
[Site "Hamburg"]
[Date "2013.04.13"]
[Round "8.6"]
[White "Juergens, Florian"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1854"]
[BlackElo "2085"]
[PlyCount "61"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Harburg Diagonale"]
[BlackTeam "Marmstorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Be3 e5 7. Nc3 Bb4 8. dxe5 Bxc3+ 9. bxc3 Qxe5 10. Rc1 Nge7 11. Nf3 Qa5 12. Bc4 Bg4 13. Qb3 0-0 14. Ng5 Ne5 15. 0-0 h6 16. Ne4 Nxc4 17. Qxc4 Qd5 18. Nf6+ gxf6 19. Qxg4+ Kh7 20. Rfd1 Qf5 21. Qxf5+ Nxf5 22. Rd7 Nxe3 23. fxe3 b5 24. Rf1 Kg7 25. Rf4 a5 26. Rg4+ Kh7 27. a3 Rac8 28. Rd3 f5 29. Rgd4 Rc5 30. Rd7 Kg7 31. Ra7 1/2-1/2

[Event "Hamburg-chT Landesliga 1011"]
[Site "Hamburg"]
[Date "2011.04.17"]
[Round "9.6"]
[White "Diekmann, Jens"]
[Black "Fraas, Henning"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2076"]
[BlackElo "2126"]
[PlyCount "125"]
[EventDate "2010.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburger SK V"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 f5 2. Nf3 Nf6 3. g3 d6 4. Bg2 e5 5. d4 e4 6. Ng5 h6 7. Nh3 g5 8. Nc3 Bg7 9. b3 0-0 10. Bb2 c6 11. Qd2 Re8 12. d5 a5 13. dxc6 bxc6 14. 0-0-0 Re6 15. Nxg5 hxg5 16. Qxg5 Re8 17. Bh3 Ng4 18. Qxd8 Rxd8 19. Bxg4 Bxc3 20. Bxc3 fxg4 21. Rd4 d5 22. Rhd1 Be6 23. Rxe4 Kf7 24. Rf4+ Ke8 25. cxd5 cxd5 26. Rf6 Ke7 27. e4 Rc8 28. Kb2 Rxc3 29. Rxe6+ Kxe6 30. exd5+ Kd6 31. Kxc3 Nd7 32. Rd4 Nf6 33. h3 gxh3 34. Rh4 Kxd5 35. f3 Re8 36. Kd2 Nd7 37. Rxh3 Ne5 38. Rh5 Kd4 39. Rh4+ Kd5 40. Rh5 Kd4 41. Rf5 Rh8 42. Rf4+ Kd5 43. Ke3 Rh2 44. Ra4 Nc6 45. f4 Rc2 46. Kf3 Rc5 47. Kg4 Ne7 48. a3 Ke6 49. b4 axb4 50. Rxb4 Nd5 51. Re4+ Kf6 52. Re5 Rb5 53. Kh4 Kg6 54. g4 Ra5 55. f5+ Kf6 56. Re6+ Kf7 57. Rd6 Nf6 58. Rb6 Rxa3 59. Rb7+ Kf8 60. Kg5 Ra6 61. Rb4 Rd6 62. Ra4 Rb6 63. Kf4 1/2-1/2

[Event "Hamburg-chT Landesliga 1011"]
[Site "Hamburg"]
[Date "2011.04.16"]
[Round "8.5"]
[White "Diekmann, Jens"]
[Black "Chin, Karin"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2076"]
[BlackElo "2055"]
[PlyCount "81"]
[EventDate "2010.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Marmstorf"]
[BlackTeam "Hamburg Koenigsspringer II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 Nc6 7. 0-0 e5 8. d3 Be6 9. h3 Nh5 10. Nd5 Nd4 11. Nxd4 exd4 12. g4 Nf6 13. f4 c6 14. Nxf6+ Bxf6 15. g5 Be7 16. f5 Bxg5 17. fxe6 fxe6 18. Rxf8+ Kxf8 19. Qf3+ Kg7 20. Bxg5 Qxg5 21. Rf1 Qe7 22. e5 dxe5 23. Qg3 Qd6 24. Qg5 Rf8 25. Rxf8 Qxf8 26. Qxe5+ Qf6 27. Qxf6+ Kxf6 28. Kf2 h5 29. h4 Kf5 30. Kg3 Ke5 31. Be4 Kf6 32. Kf4 e5+ 33. Kg3 a5 34. b3 Kf7 35. Bg2 Ke6 36. a3 Ke7 37. b4 axb4 38. axb4 Ke6 39. Kf3 b6 40. Ke4 c5 41. Bh3+ 1-0

[Event "Harburg-chA 2nd"]
[Site "Hamburg"]
[Date "2004.06.20"]
[Round "4"]
[White "Diekmann, Jens"]
[Black "Hebbinghaus, Holger"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "2205"]
[BlackElo "2303"]
[PlyCount "54"]
[EventDate "2004.06.18"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[EventCategory "2"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. e4 Bxc3 6. dxc3 d6 7. Qe2 Nbd7 8. Nh3 Nc5 9. f3 a6 10. 0-0 b5 11. Be3 Qe7 12. Rfd1 Bd7 13. cxb5 axb5 14. Nf2 Bc6 15. Bg5 Ne6 16. Bxf6 Qxf6 17. Ng4 Qg5 18. Qe3 f5 19. exf5 Qxf5 20. Bh3 Qg6 21. Bg2 Ng5 22. Rf1 h5 23. f4 Bxg2 24. Kxg2 exf4 25. Rxf4 Rxf4 26. gxf4 Nf7 27. Qf3 Qxg4+ 0-1

[Event "Harburg-chA 2nd"]
[Site "Hamburg"]
[Date "2004.06.20"]
[Round "5"]
[White "Hawellek, Jeronimo"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "E44"]
[WhiteElo "2238"]
[BlackElo "2205"]
[PlyCount "85"]
[EventDate "2004.06.18"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[EventCategory "2"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Bb7 6. a3 Bxc3+ 7. Nxc3 d5 8. cxd5 Nxd5 9. Bb5+ c6 10. Ba4 Nxc3 11. bxc3 Qg5 12. 0-0 0-0 13. e4 Qh4 14. Bc2 f5 15. c4 Nd7 16. f3 Rad8 17. exf5 exf5 18. Bb2 Nc5 19. Re1 Ba6 20. Qd2 Nb7 21. Qc3 Rd7 22. Rad1 Na5 23. c5 Bc4 24. Re5 Rd5 25. cxb6 axb6 26. Qb4 Qd8 27. Rde1 b5 28. Bxf5 c5 29. Be6+ Kh8 30. Rxd5 Bxd5 31. Qxc5 Re8 32. Bc3 Rxe6 33. Bxa5 Rxe1+ 34. Bxe1 Qe8 35. Bf2 Bc4 36. h3 h6 37. d5 Qe2 38. Bd4 Qe8 39. Qc7 Qg6 40. d6 Be6 41. d7 Bxh3 42. d8Q+ Kh7 43. Qxg7+ 1-0

[Event "Harburg-chA 2nd"]
[Site "Hamburg"]
[Date "2004.06.19"]
[Round "2"]
[White "Cording, Harm Wilhelm"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2253"]
[BlackElo "2205"]
[PlyCount "52"]
[EventDate "2004.06.18"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[EventCategory "2"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. 0-0 Be7 6. Nbd2 d5 7. b3 0-0 8. Bb2 Nbd7 9. Qe2 c5 10. Rfd1 Rc8 11. c4 Qc7 12. Rac1 Qb8 13. cxd5 Nxd5 14. Bb5 N7f6 15. a3 cxd4 16. Nxd4 Qa8 17. Ba6 Rfd8 18. b4 Ne8 19. N2f3 Bf6 20. g3 Bxa6 21. Qxa6 e5 22. Rxc8 Rxc8 23. Nf5 Rc2 24. Qa4 Nxe3 25. Nxe3 Rxb2 26. Ng4 e4 1/2-1/2

[Event "Harburg-chA 2nd"]
[Site "Hamburg"]
[Date "2004.06.19"]
[Round "3"]
[White "Diekmann, Jens"]
[Black "Reddmann, Hauke"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2205"]
[BlackElo "2338"]
[PlyCount "39"]
[EventDate "2004.06.18"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[EventCategory "2"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Nc6 5. 0-0 a6 6. d3 Rb8 7. a3 b5 8. cxb5 axb5 9. b4 Be7 10. Bb2 0-0 11. Nbd2 Bb7 12. Nb3 Ba8 13. Rc1 Bd6 14. e4 fxe4 15. Ng5 exd3 16. Bxc6 Bxc6 17. Rxc6 dxc6 18. Nxe6 Qd7 19. Nxf8 Rxf8 20. Qxd3 1/2-1/2

[Event "Harburg-chA 2nd"]
[Site "Hamburg"]
[Date "2004.06.18"]
[Round "1"]
[White "Diekmann, Jens"]
[Black "Bach, Matthias"]
[Result "0-1"]
[ECO "A18"]
[WhiteElo "2205"]
[BlackElo "2351"]
[PlyCount "102"]
[EventDate "2004.06.18"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "GER"]
[EventCategory "2"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Ne4 5. Nxe4 dxe4 6. Qg4 Na6 7. Qxe4 Bd7 8. Nf3 Bc6 9. Qe2 Nb4 10. d3 Bxf3 11. gxf3 Nc6 12. Bd2 Qd4 13. 0-0-0 Qxe5 14. Qxe5 Nxe5 15. Bc3 Ng6 16. d4 0-0-0 17. Bd3 Nf4 18. Rhe1 Nxd3+ 19. Rxd3 Rg8 20. h3 g6 21. Red1 Bg7 22. Kc2 Rge8 23. R1d2 Rd7 24. Rd1 c6 25. R1d2 b6 26. Rd1 Red8 27. b4 b5 28. c5 Rd5 29. Bb2 Kb7 30. f4 Bh6 31. Bc1 Rh5 32. Rh1 Rh4 33. Kc3 Rd5 34. Rg3 Rdh5 35. Kd3 Bxf4 36. Rf3 Rf5 37. Be3 Bxe3 38. Rxf5 exf5 39. fxe3 g5 40. Rf1 f4 41. exf4 Rxh3+ 42. Kd2 g4 43. Re1 Rh2+ 44. Kd3 h5 45. Re7+ Kc8 46. Rxf7 g3 47. Rg7 h4 48. Rg4 Rh1 49. Ke4 h3 50. Rxg3 Re1+ 51. Kf5 h2 0-1

[Event "Assisi op"]
[Site "Assisi"]
[Date "2003.12.23"]
[Round "6"]
[White "Mrdja, Milan"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2387"]
[BlackElo "2205"]
[PlyCount "69"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ITA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 Be7 8. Qd2 Nxd4 9. Qxd4 0-0 10. 0-0-0 a6 11. e5 dxe5 12. Qxe5 Nd7 13. Qg3 Qa5 14. Ne4 f6 15. Kb1 Nc5 16. Nxc5 Qxc5 17. f4 b5 18. Bd3 Bb7 19. Rhe1 Bd5 20. Qh3 g6 21. Be4 Rf7 22. Bxd5 exd5 23. Qe6 Rd8 24. Qxa6 Rc8 25. Re2 Bd6 26. Bd4 Qc7 27. Qxb5 Bxf4 28. g3 Bh6 29. a4 Rb8 30. Re8+ Rxe8 31. Qxe8+ Kg7 32. Qe6 Qa5 33. Rf1 Qd2 34. Bxf6+ Kg8 35. Bb2 1-0

[Event "Assisi op"]
[Site "Assisi"]
[Date "2003.12.22"]
[Round "5"]
[White "Diekmann, Jens"]
[Black "Gambardella, Piero"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2205"]
[BlackElo "2008"]
[PlyCount "69"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ITA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 c5 4. Bg2 Nc6 5. cxd5 exd5 6. 0-0 Nf6 7. d4 Be7 8. Nc3 0-0 9. dxc5 Bxc5 10. Bg5 d4 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Nxc5 Qxc5 14. Qd2 Bf5 15. Rfd1 Rad8 16. Qf4 d3 17. e4 Bg6 18. Bf1 d2 19. Nxd2 Qc2 20. Rac1 Qxb2 21. Bc4 Bh5 22. Nf3 Bxf3 23. Qxf3 Ne5 24. Qb3 Nxc4 25. Qxc4 Rd2 26. Rb1 Qxa2 27. Qxa2 Rxa2 28. Rxb7 Re2 29. Rd4 Ra2 30. Rdd7 a5 31. Ra7 g6 32. e5 a4 33. Re7 a3 34. e6 Re2 35. exf7+ 1-0

[Event "Assisi op"]
[Site "Assisi"]
[Date "2003.12.22"]
[Round "4"]
[White "Starostits, Ilmars"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2431"]
[BlackElo "2205"]
[PlyCount "71"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ITA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. f4 d6 7. Nge2 0-0 8. 0-0 Bd7 9. h3 Qc8 10. Kh2 Rb8 11. a4 Nb4 12. g4 Qc7 13. Ng3 Rbd8 14. f5 Bc6 15. Nb5 Qb8 16. c3 Na6 17. Bf4 Nd7 18. d4 b6 19. g5 Bxb5 20. axb5 Nc7 21. Qa4 e5 22. Bd2 Rfe8 23. f6 Bf8 24. d5 Qb7 25. Ra3 Ra8 26. Rfa1 Rec8 27. h4 Ne8 28. c4 Rc7 29. Qd1 Nb8 30. Bh3 Nd7 31. h5 Nb8 32. Kg2 Kh8 33. Qg4 Kg8 34. hxg6 hxg6 35. Qh4 a6 36. Rh1 1-0

[Event "Assisi op"]
[Site "Assisi"]
[Date "2003.12.21"]
[Round "3"]
[White "Diekmann, Jens"]
[Black "Ragonesi, Marcello"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2205"]
[BlackElo "1988"]
[PlyCount "112"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ITA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Be2 b5 7. 0-0 Bb7 8. Bg5 Nbd7 9. Re1 e6 10. Bf1 Be7 11. Qe2 0-0 12. Rad1 Rfe8 13. a3 b4 14. axb4 Qxb4 15. Ne5 Bf8 16. Qe3 Nxe5 17. Qxe5 Bd6 18. Qe3 Ng4 19. Qe2 Nxh2 20. Qh5 Nxf1 21. Rxf1 Qa5 22. Qg4 Be7 23. Bf4 Bf6 24. Qg3 e5 25. Bg5 Bxg5 26. Qxg5 f6 27. Qf5 Rad8 28. d5 Qb4 29. Rd3 Bc8 30. Qh5 Qg4 31. Qh2 Re7 32. Re1 Bf5 33. Rd2 Qg6 34. f4 e4 35. Qh4 h5 36. Qf2 Rde8 37. Rde2 Bc8 38. Qc5 f5 39. Re3 Qd6 40. Qc4 Kh7 41. g3 Bb7 42. Kf2 Rd8 43. Rd1 Qb6 44. Qe2 g6 45. b3 Qf6 46. Qc4 c6 47. dxc6 Rxd1 48. Nxd1 Qxc6 49. Qxc6 Bxc6 50. Ke2 Rd7 51. Ke1 g5 52. Rc3 Bb7 53. Ne3 Kg6 54. Rc5 gxf4 55. gxf4 Rf7 56. Kf2 h4 1-0

[Event "Assisi op"]
[Site "Assisi"]
[Date "2003.12.21"]
[Round "2"]
[White "Tischbierek, Raj"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2519"]
[BlackElo "2205"]
[PlyCount "82"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ITA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nxc6 dxc6 8. 0-0 Nf6 9. a4 e5 10. Be3 Bg4 11. Qe1 Be6 12. a5 Bb4 13. Nb5 Qe7 14. Nc7+ Qxc7 15. Qxb4 Nd7 16. f4 f6 17. f5 Bf7 18. Bc4 Bxc4 19. Qxc4 0-0-0 20. b4 Qd6 21. Rab1 Kb8 22. Rfd1 Qe7 23. Rd3 g6 24. Qe6 Rhe8 25. Rbd1 Kc8 26. Kf2 gxf5 27. Qxf5 Kc7 28. c3 Rg8 29. g3 Rge8 30. Kg2 Qf7 31. Bb6+ Kc8 32. Bxd8 Rxd8 33. R1d2 Kc7 34. g4 Qg7 35. h3 Qf7 36. Kg3 h6 37. Kh4 Qg7 38. Rxd7+ Rxd7 39. Rxd7+ Qxd7 40. Qxd7+ Kxd7 41. Kh5 c5 1-0

[Event "Assisi op"]
[Site "Assisi"]
[Date "2003.12.20"]
[Round "1"]
[White "Diekmann, Jens"]
[Black "Caporale, Giuseppe Guido"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2205"]
[BlackElo "1877"]
[PlyCount "103"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ITA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. Nc3 d5 7. cxd5 Nxd5 8. d4 Nxc3 9. bxc3 c5 10. Ba3 Nd7 11. Qc2 0-0 12. Ng5 Bxg5 13. Bxb7 Rb8 14. Be4 g6 15. Rad1 Qc7 16. d5 exd5 17. Bxd5 Rbd8 18. c4 Bf6 19. Bc1 Rfe8 20. h4 Bd4 21. e3 Bg7 22. h5 Nf6 23. hxg6 hxg6 24. Bf3 Qe7 25. Bb2 Rxd1 26. Rxd1 Rd8 27. Re1 Qe6 28. Kg2 Re8 29. Qa4 Re7 30. Rd1 Ne4 31. Rd8+ Bf8 32. Qc2 f5 33. Qc1 Rh7 34. Qd1 g5 35. Bh5 Nd6 36. Bf3 Ne4 37. g4 Kf7 38. gxf5 Qxf5 39. Qd7+ Qxd7 40. Rxd7+ Kg8 41. Rxh7 Kxh7 42. Bxe4+ Kh6 43. Be5 Be7 44. Kg3 Kh5 45. Bc6 Kg6 46. Kg4 a6 47. Be8+ Kh6 48. Kf5 b5 49. cxb5 axb5 50. Bxb5 Kh5 51. Be2+ Kh4 52. Bg3+ 1-0

[Event "Wichern op 3rd"]
[Site "Hamburg"]
[Date "1995.??.??"]
[Round "2"]
[White "Hector, Jonny"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2510"]
[PlyCount "59"]
[EventDate "1995.09.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 Bd7 11. f4 Nxd4 12. Bxd4 Bc6 13. Qd3 Rad8 14. Rad1 Nd7 15. Bxg7 Kxg7 16. Kh1 Nc5 17. Qd4+ e5 18. fxe5 Nxb3 19. axb3 dxe5 20. Qf2 f5 21. b4 Qc7 22. Rxd8 Qxd8 23. Qxa7 Qd4 24. Qa5 Bxe4 25. Rd1 Qe3 26. Qxe5+ Kh6 27. Kh2 Rf7 28. Rf1 Rd7 29. Rf4 Qe1 30. Qf6 1-0

[Event "Berliner Sommer 12th"]
[Site "Berlin"]
[Date "1994.??.??"]
[Round "?"]
[White "Delander, Adolf"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2345"]
[PlyCount "68"]
[EventDate "1994.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nbd2 Be7 6. e3 0-0 7. Bd3 d5 8. b4 c5 9. Rb1 dxc4 10. Bxc4 cxd4 11. exd4 Nbd7 12. 0-0 Rc8 13. Bb2 Nd5 14. Re1 N7f6 15. Rc1 Qd6 16. Bf1 Rxc1 17. Qxc1 Rc8 18. Nc4 Qf4 19. Qxf4 Nxf4 20. Nfe5 N4d5 21. g3 Ne8 22. Rc1 Rc7 23. Be2 Nd6 24. Nxd6 Rxc1+ 25. Bxc1 Bxd6 26. Bb2 Ne7 27. Bd3 Nd5 28. Kf1 g6 29. Ke2 Kg7 30. Nc4 Be7 31. b5 f6 32. Ne3 Kf7 33. Bc4 Nxe3 34. fxe3 Bd5 1/2-1/2

[Event "Berliner Sommer 12th"]
[Site "Berlin"]
[Date "1994.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Golod, Vitali"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "2505"]
[PlyCount "62"]
[EventDate "1994.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e4 Nc6 6. Nge2 h5 7. h4 Bg4 8. f3 Be6 9. d3 Qd7 10. Be3 Nd4 11. Qd2 c6 12. 0-0 Ne7 13. Rac1 Rd8 14. Rcd1 b6 15. b3 a6 16. Kh2 b5 17. Ng1 d5 18. cxd5 cxd5 19. f4 exf4 20. Bxf4 0-0 21. Bh3 dxe4 22. dxe4 Qc8 23. Qe3 Bxh3 24. Nxh3 Nc2 25. Qa7 Qxc3 26. Qxe7 Rxd1 27. Rxd1 Ne1 28. Qd7 Qc2+ 29. Rd2 Nf3+ 30. Kg2 Nxd2 31. Qxd2 Qxe4+ 0-1

[Event "Berliner Sommer 12th"]
[Site "Berlin"]
[Date "1994.??.??"]
[Round "?"]
[White "Fietz, Harald"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2235"]
[PlyCount "69"]
[EventDate "1994.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Nc3 Nxc3 11. bxc3 Qa5 12. Qb3 Bg4 13. Nd2 Bh6 14. h3 Be6 15. Nf3 Bxc1 16. Raxc1 h6 17. Bd3 Rab8 18. Qc2 Kg7 19. Nh4 g5 20. f4 gxh4 21. f5 Bxf5 22. Bxf5 e6 23. Bd3 Qd8 24. Rf1 Qg5 25. Rf6 Rbc8 26. Rcf1 Qe3+ 27. Qf2 Qxf2+ 28. R1xf2 Rc7 29. R2f4 Rh8 30. Rg4+ Kf8 31. Rxh4 Nd8 32. Rhxh6 Rxh6 33. Rxh6 Rxc3 34. Bb5 Kg7 35. Rf6 1/2-1/2

[Event "Berliner Sommer 12th"]
[Site "Berlin"]
[Date "1994.??.??"]
[Round "?"]
[White "Kleeschaetzky, Rainer"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2285"]
[PlyCount "131"]
[EventDate "1994.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 cxd4 6. cxd4 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qe2 0-0 13. Rd1 Qxa2 14. Qxe4 Be6 15. Bd3 g6 16. 0-0 Nc6 17. Qh4 Qb3 18. Rd2 b5 19. Bc2 Qc4 20. Qxc4 Bxc4 21. Re1 Rfd8 22. Rd6 Rac8 23. Red1 Re8 24. f4 Be6 25. Be4 Ne7 26. h3 h5 27. Ba5 Rc4 28. R6d4 Rec8 29. Bb4 Nd5 30. Bxd5 Bxd5 31. Be7 Rxd4 32. Rxd4 Be6 33. b4 Rc1+ 34. Kf2 Rc2+ 35. Kg3 Rc3+ 36. Kh4 Rc8 37. g4 hxg4 38. hxg4 Re8 39. Bf6 Kf8 40. Kg5 Rc8 41. Rd6 Bc4 42. f5 gxf5 43. gxf5 Re8 44. Rd7 Ba2 45. Rxa7 Bd5 46. Ra3 Rc8 47. Rd3 Bc4 48. Rd6 Re8 49. Kh6 Bb3 50. Rd2 Rc8 51. Bg7+ Ke7 52. Rd6 Ra8 53. Kg5 Rc8 54. Bf6+ Kf8 55. e6 fxe6 56. fxe6 Re8 57. Kf5 Ba2 58. Bg5 Bb3 59. Bh6+ Kg8 60. Kf6 Ba2 61. e7 Bf7 62. Rd2 Bh5 63. Rg2+ Kh7 64. Bg7 Rc8 65. e8Q Rxe8 66. Rh2 1-0

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Hochgraefe, Markus"]
[Result "1/2-1/2"]
[ECO "E07"]
[PlyCount "49"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. b3 c6 7. Bb2 Nbd7 8. d4 b6 9. Nc3 Bb7 10. Rc1 Rc8 11. e3 Qc7 12. Qe2 Rfd8 13. Rfd1 Qb8 14. cxd5 exd5 15. Ne1 Bf8 16. Nd3 Qd6 17. Nf4 Re8 18. Qd3 g6 19. Re1 Bg7 20. f3 Nb8 21. e4 Ba6 22. Qd2 dxe4 23. fxe4 Nfd7 24. Rcd1 c5 25. Nce2 1/2-1/2

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "66"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Re8 6. 0-0 Nc6 7. Nd5 e4 8. Ne1 d6 9. f3 Bc5+ 10. Kh1 exf3 11. Nxf3 Bg4 12. e3 Nxd5 13. cxd5 Ne7 14. d4 Bb6 15. e4 Ng6 16. Qd3 Re7 17. Bd2 Qd7 18. Rae1 Rae8 19. Ng1 Qa4 20. Bc3 Bd7 21. Ne2 Qxa2 22. e5 Qa4 23. Qd2 Bb5 24. e6 fxe6 25. dxe6 Rxe6 26. Bd5 Bc6 27. Bxc6 bxc6 28. Nf4 Rxe1 29. Rxe1 c5 30. dxc5 Nxf4 31. gxf4 Rxe1+ 32. Qxe1 Qc6+ 33. Kg1 Bxc5+ 0-1

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Meyer, F."]
[Result "0-1"]
[ECO "A18"]
[PlyCount "74"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 Nc6 10. Be4 Bd7 11. 0-0 g5 12. Bxc6 Bxc6 13. Ne5 cxd4 14. Nxc6 bxc6 15. cxd4 Bg7 16. Ba3 Qxd4 17. Qa4 Qd7 18. Rfd1 Bd4 19. Rab1 e5 20. Qa6 Qc8 21. Rb7 c5 22. Rdb1 0-0 23. Qxh6 Qf5 24. Kh1 Rae8 25. Bc1 Re6 26. Qxg5+ Qxg5 27. Bxg5 Ra6 28. R7b3 Rxa2 29. Be7 Re8 30. Rg3+ Kh7 31. Rh3+ Kg6 32. Rg3+ Kf5 33. Rf3+ Ke6 34. Bh4 f5 35. Re1 Rb8 36. Bg3 Ra1 37. Rfe3 Rbb1 0-1

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Schoenwolff, Kai"]
[Result "1-0"]
[ECO "A29"]
[PlyCount "79"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. Nf3 d6 6. 0-0 Be6 7. d3 Bxc3 8. bxc3 0-0 9. Rb1 Rb8 10. Ne1 Qd7 11. Nc2 Bh3 12. e4 Bxg2 13. Kxg2 h6 14. f4 Qe7 15. f5 Kh7 16. g4 g5 17. Rh1 Kg7 18. Ne3 Nd7 19. Nd5 Qd8 20. Qf3 f6 21. h4 Rh8 22. Bd2 Nc5 23. Rh3 Qd7 24. Rbh1 Qf7 25. Kf2 Ne7 26. R1h2 Nxd5 27. cxd5 c6 28. Qh1 gxh4 29. Ke2 Kf8 30. Rxh4 Ke7 31. Rxh6 Rxh6 32. Rxh6 Rg8 33. Qh4 cxd5 34. exd5 e4 35. d4 Nd7 36. g5 Qxd5 37. gxf6+ Kf8 38. Rg6 Qxf5 39. Qh6+ Kf7 40. Qh7+ 1-0

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Sievers, Stefan"]
[Result "0-1"]
[ECO "B39"]
[PlyCount "70"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. e4 Bg7 7. Be3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5 11. Bd3 b6 12. 0-0 Bb7 13. f3 g5 14. Rf2 Qe5 15. b4 h5 16. Nd5 Rc8 17. a4 h4 18. Ra2 Nf4 19. Bf2 Nxd5 20. exd5 Qf4 21. g3 hxg3 22. hxg3 Qd6 23. Qe1 Qh6 24. Kf1 Bxd5 25. Qe3 g4 26. fxg4 Qxe3 27. Bxe3 Rh1+ 28. Ke2 Rxc1 29. Bxc1 Bxc4 30. Rc2 Bxd3+ 31. Kxd3 Rxc2 32. Kxc2 Be5 33. Bf4 f6 34. Bxe5 fxe5 35. Kd3 d5 0-1

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Diekmann, Jens"]
[Black "Stockfleth, Ron"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "45"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 b6 4. g3 Bb7 5. Bg2 g6 6. 0-0 Bg7 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 0-0 10. e4 Qc7 11. b3 Nxe4 12. Nxe4 Qe5 13. Qf3 Qxd4 14. Rb1 f5 15. Ng5 Na6 16. Rd1 Qf6 17. Rxd7 Nc5 18. Rd1 e5 19. Qd5+ Kh8 20. Be3 Rad8 21. Nf7+ Qxf7 22. Qxf7 Rxd1 23. Qxf8+ 1-0

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Echternach, S."]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "D69"]
[PlyCount "88"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Nxc3 12. Rxc3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. f4 Qe7 16. f5 Rd8 17. Qh5 Rd6 18. e4 Rh6 19. Qf3 Bd7 20. Re3 Qe5 21. Qf4 Re8 22. Qxe5 Rxe5 23. Rd1 Be8 24. h3 Rh4 25. Rde1 Kf8 26. Kf2 Rh6 27. Kf3 Rd6 28. Kf4 f6 29. Rd3 Rxd3 30. Bxd3 Bf7 31. a3 Ke7 32. Rd1 a6 33. g4 c5 34. h4 c4 35. Be2 Rc5 36. Ke3 Rc7 37. g5 c3 38. Rc1 c2 39. Kd2 Bb3 40. Bd3 Rd7 41. Kc3 Ba4 42. Bxc2 Rc7+ 43. Kd2 Rd7+ 44. Ke3 Rc7 1/2-1/2

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Klostermann, Nils"]
[Black "Diekmann, Jens"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "31"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6 fxe6 9. Ng5 Bxb5 10. Nxe6 Bxd4 11. Nxd8 Bf2+ 12. Kd2 Be3+ 13. Ke1 Bf2+ 14. Kd2 Be3+ 15. Ke1 Bf2+ 16. Kd2 1/2-1/2

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Peters, Carsten"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "100"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. Qc2 c6 9. Nf3 Re8 10. 0-0 Nf8 11. Rab1 Ne4 12. Bxe7 Qxe7 13. b4 a6 14. a4 Ng6 15. b5 axb5 16. axb5 Bg4 17. Bxe4 dxe4 18. Nd2 Bf5 19. bxc6 bxc6 20. Nb3 Qg5 21. Ne2 Rac8 22. Kh1 Be6 23. Nc5 Bd5 24. Rb7 Ra8 25. Rfb1 Ra2 26. R7b2 Raa8 27. Qd1 f5 28. g3 h5 29. Nf4 Nxf4 30. gxf4 Qg4 31. Qxg4 hxg4 32. Kg2 Ra7 33. h3 gxh3+ 34. Kxh3 Kh7 35. Rh1 Kg6 36. Kg3 Kf6 37. Rb7 Rxb7 38. Nxb7 Rb8 39. Nc5 Rb2 40. Rh8 Ke7 41. Ra8 Rb1 42. Ra7+ Kf6 43. Kg2 Rc1 44. Rc7 Rb1 45. Nd7+ Kg6 46. Ne5+ Kf6 47. Nxc6 Rc1 48. Nb4 Bc4 49. Kh2 Kg6 50. Nc6 Rc2 1-0

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Stenner, Patrick"]
[Black "Diekmann, Jens"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "100"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Be2 cxd4 7. cxd4 e6 8. 0-0 Be7 9. Nc3 Qd8 10. Be3 0-0 11. a3 a6 12. b4 Nd5 13. Nxd5 exd5 14. Rc1 Be6 15. Nd2 Bd6 16. Nb3 Qe7 17. Nc5 Rfc8 18. Qb3 b5 19. Bf3 a5 20. Be2 a4 21. Qa2 Na7 22. Rc3 Rd8 23. Rfc1 Rab8 24. Qd2 h6 25. Bf4 Nc8 26. h3 Bf5 27. Re3 Bxf4 28. Rcc3 Bxe3 29. Rxe3 Be6 30. Bg4 Rb6 31. f4 Qf6 32. Bxe6 fxe6 33. Qe2 Qxd4 34. Kh1 Re8 35. Rd3 Qxf4 36. Rf3 Qc1+ 37. Kh2 e5 38. Nd7 Rbe6 39. Qxb5 e4 40. Rf5 Nd6 41. Rf1 Nxb5 42. Rxc1 Nxa3 43. Nc5 Rc6 44. Rd1 Rd8 45. Nxa4 Rc4 46. Nb6 Rxb4 47. Nxd5 Rb5 48. Ne7+ Kf7 49. Rxd8 Kxe7 50. Ra8 Nc4 0-1

[Event "Hamburg-chA U18"]
[Site "Hamburg"]
[Date "1989.??.??"]
[Round "?"]
[White "Strobel, Hans"]
[Black "Diekmann, Jens"]
[Result "1-0"]
[ECO "D66"]
[PlyCount "79"]
[EventDate "1989.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 0-0 6. Rc1 Nbd7 7. e3 c6 8. Bd3 h6 9. Bh4 dxc4 10. Bxc4 Nd5 11. Bg3 Nxc3 12. bxc3 Re8 13. 0-0 Bf6 14. e4 Qa5 15. e5 Be7 16. Bb3 Nf8 17. c4 Rd8 18. Qe2 Bd7 19. Rfd1 Rac8 20. Qe4 Be8 21. Bf4 Rd7 22. g4 Qd8 23. Qe3 Nh7 24. Bc2 g5 25. Qe4 Nf8 26. Be3 b5 27. c5 a5 28. h4 f6 29. exf6 Bxf6 30. Ne5 Bxe5 31. Qxe5 Rg7 32. h5 a4 33. a3 Bf7 34. d5 exd5 35. Bf5 Rc7 36. Bd4 Be8 37. Qd6 Qxd6 38. cxd6 Rb7 39. Bxg7 Kxg7 40. Re1 1-0

