[Event "Oberliga Baden 1011"]
[Site "Baden"]
[Date "2010.12.12"]
[Round "4.8"]
[White "Ritterhoff, Lennart"]
[Black "Stolle, Volker"]
[Result "1/2-1/2"]
[ECO "E98"]
[WhiteElo "2089"]
[BlackElo "2114"]
[PlyCount "90"]
[EventDate "2010.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Heidelberg II"]
[BlackTeam "Brombach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. e4 Nf6 5. Nc3 0-0 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Ne1 c5 10. Nd3 Ne8 11. a3 f5 12. f3 f4 13. b4 b6 14. bxc5 bxc5 15. Rb1 g5 16. Bd2 h5 17. Nf2 Ng6 18. Rb3 Nf6 19. h3 Rf7 20. Qb1 Bf8 21. Qb2 Nh4 22. Rb1 Rg7 23. Rb8 Rxb8 24. Qxb8 Qd7 25. Be1 a6 26. Qb3 Qd8 27. Qd1 Ng6 28. Rb8 Nh4 29. Qb1 Qd7 30. Rb2 Ng6 31. Bd1 Nh8 32. Na4 Nf7 33. Nb6 Qd8 34. Nxc8 Qxc8 35. Rb8 Qc7 36. Qb6 Nh6 37. Qxc7 Rxc7 38. Ra8 Rb7 39. Rxa6 Rb1 40. Kf1 Nf7 41. Ke2 g4 42. hxg4 hxg4 43. Kd2 Ng5 44. Kc2 Rb7 45. Kd3 g3 1/2-1/2

[Event "Oberliga Baden 1011"]
[Site "Baden"]
[Date "2010.11.14"]
[Round "3.8"]
[White "Vogelbacher, Georg"]
[Black "Ritterhoff, Lennart"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2140"]
[BlackElo "2089"]
[PlyCount "38"]
[EventDate "2010.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Waldshut"]
[BlackTeam "Heidelberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. Qc2 c5 7. Bg5 Qe7 8. e3 Nc6 9. Nd2 h6 10. Bh4 g5 11. Bg3 Nh5 12. Be2 Nxg3 13. hxg3 Bd7 14. 0-0-0 0-0-0 15. Rh5 f5 16. Rdh1 Qf6 17. g4 e5 18. d5 Ne7 19. gxf5 Bxf5 1/2-1/2

[Event "Verbandsliga Nord Baden 0809"]
[Site "Germany"]
[Date "2009.04.05"]
[Round "9.8"]
[White "Ritterhoff, Lennart"]
[Black "Trinkl, Andreas"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2089"]
[PlyCount "89"]
[EventDate "2008.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Heidelberg II"]
[BlackTeam "Walldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 c6 3. g3 d5 4. d4 dxc4 5. a4 Be6 6. Bg2 g6 7. Qc2 Bg7 8. Na3 0-0 9. Nxc4 Bxc4 10. Qxc4 Qa5+ 11. Bd2 Qa6 12. Qc2 Nbd7 13. 0-0 Rac8 14. b4 Rfe8 15. e3 e6 16. Rfc1 Qb6 17. a5 Qd8 18. Qa4 Nb8 19. Ne5 a6 20. Bc3 Nd5 21. Bb2 Nd7 22. Nc4 Bf8 23. Rab1 Nc7 24. Rd1 Qe7 25. e4 Nb5 26. Ba1 Bg7 27. Rd3 Rcd8 28. Rbd1 Bf8 29. Rb1 Bg7 30. Qd1 Nb8 31. f4 Qf8 32. Qd2 Bf6 33. Ne3 Qg7 34. Rd1 Qf8 35. f5 Be7 36. Rb1 exf5 37. exf5 Bg5 38. Qf2 Qe7 39. Ng4 Qe2 40. fxg6 Qxf2+ 41. Kxf2 fxg6 42. d5 Nc7 43. h4 Rf8+ 44. Kg1 Be7 45. Nh6# 1-0

[Event "Syre Memorial op 29th"]
[Site "Issy les Moulineaux"]
[Date "2006.05.26"]
[Round "3"]
[White "Lamorelle, Julien"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2222"]
[BlackElo "2076"]
[PlyCount "51"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FRA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. g3 Bc5 5. Bg2 0-0 6. 0-0 d6 7. c3 Bb6 8. Nbd2 a6 9. h3 Re8 10. Nc4 Ba7 11. Ne3 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Nd4 Qd6 15. Nxc6 bxc6 16. Qf3 Re6 17. Be3 Rf6 18. Qe2 Be6 19. Bxa7 Rxa7 20. Rfe1 Rb7 21. b4 Rf5 22. Rad1 Bd5 23. d4 exd4 24. Rxd4 Qe6 25. Qd2 Qc8 26. c4 1-0

[Event "Syre Memorial op 29th"]
[Site "Issy les Moulineaux"]
[Date "2006.05.25"]
[Round "1"]
[White "De Marchi, Olivier"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2268"]
[BlackElo "2076"]
[PlyCount "59"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FRA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 d6 6. Ngf3 Nbd7 7. Bg2 e5 8. 0-0 0-0 9. Qc2 c5 10. dxe5 dxe5 11. Rad1 Qe7 12. Ng5 Nb6 13. b3 Bg4 14. Nb1 Rad8 15. Nc3 h6 16. Nge4 Bf5 17. Nxf6+ Qxf6 18. Qc1 Qe7 19. Qe3 Qc7 20. Nb5 Qe7 21. Nxa7 Rxd1 22. Rxd1 Ra8 23. Nb5 Rxa2 24. Nd6 Bc2 25. Rd2 Ra1+ 26. Bf1 Qe6 27. Qc3 Ra2 28. Nxb7 Nd7 29. Rxc2 Ra7 30. Na5 1-0

[Event "Syre Memorial op 28th"]
[Site "Issy les Moulineaux"]
[Date "2005.05.08"]
[Round "6"]
[White "Ritterhoff, Lennart"]
[Black "Hartereau, Philippe"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1839"]
[BlackElo "2247"]
[PlyCount "47"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FRA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Bb4 3. e4 b6 4. Qc2 Bb7 5. a3 Bxc3 6. Qxc3 Nf6 7. e5 Ne4 8. Qe3 d5 9. d4 c5 10. Nf3 0-0 11. Bd3 cxd4 12. Nxd4 Nc5 13. Be2 dxc4 14. Bxc4 Bd5 15. Be2 a5 16. 0-0 Nbd7 17. Bd2 a4 18. Bb4 Qb8 19. f4 Qb7 20. Bf3 Rfc8 21. Nb5 Bxf3 22. Nd6 Qa6 23. Nxc8 Be2 24. Rf2 1-0

[Event "Syre Memorial op 28th"]
[Site "Issy les Moulineaux"]
[Date "2005.05.07"]
[Round "5"]
[White "Piot, Olivier"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "E45"]
[WhiteElo "2265"]
[BlackElo "1839"]
[PlyCount "120"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "FRA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. Ng3 Bxc3+ 7. bxc3 d6 8. e4 e5 9. Bd3 0-0 10. Bg5 h6 11. h4 Nbd7 12. Be3 Re8 13. 0-0 Nf8 14. f4 Bc8 15. f5 Bb7 16. d5 N8h7 17. Qf3 Nd7 18. Qg4 Nhf6 19. Qe2 Ba6 20. Nh5 Nc5 21. Nxf6+ Qxf6 22. Bxc5 bxc5 23. Qh5 Rab8 24. Rab1 Rb6 25. Rxb6 axb6 26. g4 g5 27. Rf2 Kg7 28. Rh2 Rh8 29. hxg5 Qxg5 30. f6+ Kg8 31. Rf2 Qe3 32. Bc2 Kf8 33. Kg2 Rg8 34. Qf5 Qg5 35. Kf3 Rg6 36. Kg3 h5 37. Qxg5 Rxg5 38. Bd1 hxg4 39. Bxg4 Bc8 40. Rf5 Bxf5 41. exf5 Kg8 42. Kh4 Rxg4+ 43. Kxg4 Kh7 44. Kg5 e4 45. Kf4 Kh6 46. Kxe4 Kg5 47. a3 Kg4 48. Ke3 Kxf5 49. Kf3 Kxf6 50. Kf4 Kg6 51. Kg4 f5+ 52. Kf4 Kf6 53. Kf3 Ke5 54. Ke3 f4+ 55. Kf3 Kf5 56. a4 Ke5 57. Ke2 Ke4 58. Kd2 Kf3 59. Kc2 Ke2 60. a5 bxa5 0-1

[Event "Verbandsliga Nord Baden 0405"]
[Site "Germany"]
[Date "2005.02.27"]
[Round "7.8"]
[White "Ritterhoff, Lennart"]
[Black "Causevic, Ismet"]
[Result "0-1"]
[ECO "D46"]
[BlackElo "1968"]
[PlyCount "42"]
[EventDate "2004.10.10"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Heidelberg II"]
[BlackTeam "Untergrombach II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. b3 Be7 7. Bd3 0-0 8. 0-0 b6 9. e4 Bb4 10. e5 Bxc3 11. Bg5 Bxa1 12. exf6 Nxf6 13. Qxa1 h6 14. Bh4 Bb7 15. Qc1 dxc4 16. Bb1 c5 17. Qc2 g5 18. Nxg5 hxg5 19. Bxg5 Be4 20. Qc3 Bxb1 21. dxc5 Ne4 0-1

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2004.05.02"]
[Round "9.3"]
[White "Strohhaeker, Raoul"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "2106"]
[PlyCount "25"]
[EventDate "2003.10.12"]
[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 "Conweiler"]
[BlackTeam "Heidelberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. g3 Bb4 7. Bg2 Qa5 8. 0-0 Bxc3 9. bxc3 Nxd4 10. cxd4 Qc3 11. Bf4 Qxc4 12. Bd6 Qc6 13. Bxc6 1-0

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2004.04.04"]
[Round "8.3"]
[White "Ritterhoff, Lennart"]
[Black "Schrepp, Martin"]
[Result "1/2-1/2"]
[ECO "E01"]
[BlackElo "2240"]
[PlyCount "105"]
[EventDate "2003.10.12"]
[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 "Heidelberg III"]
[BlackTeam "Ladenburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 e6 3. g3 c6 4. Bg2 Nf6 5. Qc2 Bd6 6. 0-0 0-0 7. d4 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Nbd2 Rc8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qc2 Qe7 15. Rfe1 Ba3 16. Bc3 Bb4 17. Bxb4 Qxb4 18. a3 Qd6 19. Rad1 c5 20. dxc5 Qxc5 21. Ne5 Bxg2 22. b4 Qc7 23. Kxg2 Rfd8 24. Rxd8+ Rxd8 25. Rd1 Rc8 26. Qe2 h6 27. Rd4 a5 28. Ng4 Nxg4 29. Qxg4 axb4 30. axb4 Qc6+ 31. Qf3 Qxf3+ 32. Kxf3 Kf8 33. Ke4 Ke7 34. h4 Ra8 35. c5 bxc5 36. bxc5 Rc8 37. Rc4 Kd7 38. f4 Kc6 39. g4 Rd8 40. f5 Rd5 41. fxe6 fxe6 42. h5 Rg5 43. Kf4 e5+ 44. Kf3 g6 45. hxg6 Rxg6 46. Rc1 Kd5 47. Rd1+ Kxc5 48. Ke4 Rg5 49. Rd5+ Kc4 50. Rxe5 Rxg4+ 51. Kf3 Rg6 52. Re4+ Kd5 53. Rg4 1/2-1/2

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2004.03.21"]
[Round "7.4"]
[White "Bender, Stefan"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "E13"]
[WhiteElo "2265"]
[PlyCount "66"]
[EventDate "2003.10.12"]
[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 "Neckargemuend"]
[BlackTeam "Heidelberg III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. Qc2 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nd2 Bxc3 10. bxc3 Nxg3 11. hxg3 d6 12. e3 Nd7 13. f4 Qe7 14. Qa4 e5 15. 0-0-0 exf4 16. exf4 0-0-0 17. Qxa7 Qe3 18. Kc2 Qxg3 19. c5 dxc5 20. Ba6 Qxg2 21. d5 Qxd5 22. c4 Qf5+ 23. Kc1 Bxa6 24. Qxa6+ Kb8 25. fxg5 hxg5 26. Rhf1 Qe6 27. Rf3 Rh3 28. Rxh3 Qxh3 29. Nb3 Qe3+ 30. Kb2 Qe7 31. Ka3 Ne5 32. Na5 Nxc4+ 33. Qxc4 Qe3+ 0-1

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2004.02.29"]
[Round "6.6"]
[White "Ritterhoff, Lennart"]
[Black "Haas, Michael1"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "75"]
[EventDate "2003.10.12"]
[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 "Heidelberg III"]
[BlackTeam "Walldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nh3 h5 7. Bg5 f6 8. Bd2 g5 9. Qa4 Bd7 10. 0-0-0 h4 11. gxh4 Rxh4 12. Ng1 f5 13. Bd5 Nce7 14. Qa3 Nxd5 15. Nxd5 g4 16. d4 Be6 17. dxe5 Bxd5 18. cxd5 Bxe5 19. f4 Bg7 20. e4 fxe4 21. Qa4+ Kf8 22. Ne2 Qe8 23. Qb3 Nh6 24. Ng3 Rh3 25. Rde1 Nf5 26. Bc3 Bxc3 27. Qxc3 Qf7 28. Qc4 Nxg3 29. hxg3 Re8 30. Qd4 Kg8 31. Rxh3 gxh3 32. Rh1 Qf5 33. Qe3 Kf7 34. g4 Qxg4 35. Rxh3 Rg8 36. Rh7+ Rg7 37. Rxg7+ Qxg7 38. Qxe4 1/2-1/2

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2004.02.01"]
[Round "5.5"]
[White "Ritterhoff, Lennart"]
[Black "Kiefhaber, Holger"]
[Result "0-1"]
[ECO "A26"]
[BlackElo "2266"]
[PlyCount "78"]
[EventDate "2003.10.12"]
[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 "Heidelberg III"]
[BlackTeam "Karlsruhe II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nc6 5. 0-0 e5 6. Nc3 Be6 7. d3 h6 8. Rb1 f5 9. e3 Nge7 10. b4 e4 11. Nd4 Nxd4 12. exd4 Bxd4 13. Ne2 Bg7 14. Nf4 Bf7 15. dxe4 Bxc4 16. Re1 0-0 17. exf5 Bxa2 18. Bb2 Rxf5 19. Bxg7 Kxg7 20. Rb2 Bf7 21. Rbe2 Ng8 22. Bxb7 Rb8 23. Be4 Rxf4 24. gxf4 Rxb4 25. Qa1+ Qf6 26. Qxa7 Qxf4 27. Qxc7 Rc4 28. Qb7 Nf6 29. Bg2 Ng4 30. h3 Qh2+ 31. Kf1 Ne5 32. Re4 Rc2 33. R4e2 Rc5 34. Re3 Kf6 35. Rg3 Bc4+ 36. Re2 Bxe2+ 37. Kxe2 Rc2+ 38. Ke3 Rc3+ 39. Kd4 Rxg3 0-1

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2004.01.11"]
[Round "4.5"]
[White "Schulz, Gert"]
[Black "Ritterhoff, Lennart"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2118"]
[PlyCount "124"]
[EventDate "2003.10.12"]
[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 "Sandhausen"]
[BlackTeam "Heidelberg III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 e6 4. f3 Bd6 5. Bxd6 Nxd6 6. e4 Nxe4 7. fxe4 Qh4+ 8. Kd2 Qf4+ 9. Kd3 b6 10. Qf3 Qc1 11. Kc3 Qe1+ 12. Kb3 c5 13. c3 cxd4 14. Qe2 Qc1 15. Nf3 dxc3 16. bxc3 Na6 17. Qd2 Nc5+ 18. Kc4 Qxd2 19. Nbxd2 Bb7 20. Kd4 d5 21. e5 f6 22. a4 0-0 23. Ke3 a6 24. Be2 Rac8 25. Rhb1 Nd7 26. exf6 gxf6 27. Ra3 e5 28. g4 Kf7 29. Nh4 Ke6 30. Nf5 Rc6 31. Bf3 Rc7 32. Be2 Rg8 33. Ng3 Rgc8 34. Rab3 Kf7 35. Bd3 e4 36. Be2 Rc6 37. Nf5 Ne5 38. Kf4 Ng6+ 39. Kg3 Re8 40. h4 Ne5 41. g5 Kg6 42. Nd4 Rd6 43. gxf6 Kxf6 44. Ra1 Rg8+ 45. Kh2 Bc8 46. Rf1+ Ke7 47. Nf5+ Bxf5 48. Rxf5 Nd7 49. Bxa6 Nc5 50. Rb5 Nxa6 51. Re5+ Kf6 52. Rexd5 Re6 53. Rf5+ Ke7 54. Rfe5 e3 55. Rxe6+ Kxe6 56. Nc4 Nc5 57. Rxb6+ Kd7 58. Nxe3 Nxa4 59. Rb7+ Kc6 60. Rxh7 Nb6 61. Kh3 Re8 62. Nf5 Nd5 1/2-1/2

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2003.12.07"]
[Round "3.6"]
[White "Hilsheimer, Karsten"]
[Black "Ritterhoff, Lennart"]
[Result "1/2-1/2"]
[ECO "A45"]
[PlyCount "135"]
[EventDate "2003.10.12"]
[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 "Lampertheim"]
[BlackTeam "Heidelberg III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 g5 4. Bg3 Bg7 5. e3 0-0 6. Bd3 d5 7. Nd2 Bf5 8. Ne2 Nxg3 9. hxg3 Bxd3 10. cxd3 Nd7 11. Nc3 e5 12. dxe5 Nxe5 13. Nf3 Nxf3+ 14. Qxf3 d4 15. Qf5 h6 16. exd4 Re8+ 17. Ne4 Qxd4 18. 0-0 Rad8 19. Rfd1 Qxb2 20. Rab1 Qe5 21. Qxe5 Rxe5 22. f4 gxf4 23. gxf4 Rf5 24. g3 b6 25. Rb3 Ra5 26. Rd2 Rad5 27. Kf1 f5 28. Nf2 Bd4 29. Nd1 Rc5 30. Ke2 Re8+ 31. Kf3 Re1 32. Rb4 Rd5 33. Rc4 c5 34. Nc3 Rd7 35. Re2 Rf1+ 36. Kg2 Rg1+ 37. Kf3 Rg7 38. Rg2 Re7 39. Rxg1 Bxg1 40. Nd5 Rb7 41. Ne3 Bxe3 42. Kxe3 Re7+ 43. Kf3 Rd7 44. Ke3 Kf7 45. a4 Ke6 46. a5 Kd5 47. axb6 axb6 48. Ra4 Re7+ 49. Kd2 Rg7 50. Ra8 Rxg3 51. Rd8+ Ke6 52. Rb8 Rf3 53. Rxb6+ Kd5 54. Rxh6 Rxf4 55. Ke3 Rg4 56. Rh8 f4+ 57. Kf3 Rg3+ 58. Ke2 Rg2+ 59. Kf3 Rg3+ 60. Ke2 Kd4 61. Rd8+ Kc3 62. Rd5 Re3+ 63. Kf2 Kb4 64. Rd6 Rh3 65. Rd5 Rg3 66. Rd6 Rg5 67. Kf3 Rf5 68. Rd8 1/2-1/2

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2003.11.09"]
[Round "2.5"]
[White "Schwab, Markus"]
[Black "Ritterhoff, Lennart"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2141"]
[PlyCount "93"]
[EventDate "2003.10.12"]
[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 "Mosbach"]
[BlackTeam "Heidelberg III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 f5 8. Nh3 Bb7 9. f3 Nf6 10. Bg5 h6 11. Bd2 c5 12. e3 Nc6 13. Bc3 0-0 14. Bd3 Rc8 15. 0-0 Qe8 16. dxc5 bxc5 17. Nf2 Qh5 18. e4 fxe4 19. Nxe4 Nxe4 20. Bxe4 Rc7 21. Rad1 e5 22. Bxc6 Bxc6 23. Rfe1 Rf5 24. Qe2 Qg6 25. Kh1 e4 26. fxe4 Rf4 27. Be5 Rxe4 28. Qd2 Rg4 29. Re2 d6 30. Bg3 Rd7 31. b3 d5 32. Qe1 Bb7 33. Re7 Rxe7 34. Qxe7 Rxg3 35. Qxb7 Rg5 36. cxd5 Qc2 37. Rg1 Qe4 38. Qc8+ Kh7 39. d6 Rh5 40. Rf1 Qe5 41. h3 Qxd6 42. Qg4 Qd5 43. Re1 Re5 44. Rxe5 Qxe5 45. Qd1 Qe3 46. Qc2+ Kh8 47. a4 1/2-1/2

[Event "Baden VLN 0304"]
[Site "Baden"]
[Date "2003.10.12"]
[Round "1.3"]
[White "Ritterhoff, Lennart"]
[Black "Gscheidlen, Wilfried"]
[Result "1/2-1/2"]
[ECO "A02"]
[PlyCount "23"]
[EventDate "2003.10.12"]
[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 "Heidelberg III"]
[BlackTeam "Heidelberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. f4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 d6 6. Be2 Nc6 7. 0-0 e5 8. fxe5 Ng4 9. Nc3 Ngxe5 10. Nxe5 Bxe5 11. Rb1 Qh4 12. Rf4 1/2-1/2

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.24"]
[Round "9"]
[White "Spillecke, Thomas"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "93"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. h3 0-0 8. Bd3 Re8 9. 0-0 Nd7 10. Re1 Nc5 11. Bc4 c6 12. Bg5 Be6 13. Bxe7 Rxe7 14. Bxe6 Nxe6 15. Qd2 Qc7 16. Rad1 d5 17. Re2 Rae8 18. Rde1 Nc5 19. Rxe7 Rxe7 20. Rxe7 Qxe7 21. Qe1 Qxe1+ 22. Nxe1 f5 23. Nd3 Ne4 24. f3 Nd6 25. Kf2 Kf7 26. Ke3 g5 27. g4 f4+ 28. Kd4 Kf6 29. Nc5 b6 30. Nd7+ Ke7 31. Ne5 Nb5+ 32. Kd3 c5 33. a4 Ke6 34. Nc6 Nd6 35. Nxa7 Kd7 36. Nb5 Nc4 37. b3 Ne3 38. Na3 Ke6 39. c4 d4 40. Nb5 Kd7 41. c3 dxc3 42. Nxc3 Kc6 43. Ne4 h6 44. Nf6 Nd1 45. Ng8 Nf2+ 46. Ke2 Nxh3 47. Kf1 1-0

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.23"]
[Round "8"]
[White "Ritterhoff, Lennart"]
[Black "Lange, Soenje"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "62"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. Ne2 cxd4 11. cxd4 Qxc2 12. 0-0 0-0 13. Be3 Qf5 14. Qg3 Rac8 15. Rab1 Rc7 16. Rb3 Rfc8 17. Bg5 Ng6 18. Rf3 Qc2 19. Nf4 Rc3 20. Nxg6 hxg6 21. Be3 Rxa3 22. Qh4 g5 23. Qxg5 Qa4 24. Rg3 g6 25. Rh3 Ra1 26. g3 Rxf1+ 27. Kxf1 Qd1+ 28. Kg2 Qc2 29. Rh4 f6 30. Qh6 Kf7 31. Qh7+ Ke8 1-0

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.22"]
[Round "7"]
[White "Ritterhoff, Lennart"]
[Black "Schulz, Toni"]
[Result "0-1"]
[ECO "B32"]
[PlyCount "68"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be6 7. Be2 Be7 8. 0-0 Nf6 9. N1c3 a6 10. Na3 0-0 11. Nc2 Rc8 12. b3 Kh8 13. Kh1 Qc7 14. Bb2 Qb8 15. f4 exf4 16. Nd5 Bxd5 17. cxd5 Ne5 18. Rxf4 Ng6 19. Rf2 Nd7 20. Bg4 Qc7 21. Ne3 Rce8 22. Bxd7 Qxd7 23. Ng4 f5 24. Qd4 Bg5 25. h4 Bxh4 26. Nh2 Bxf2 27. Qxf2 Ne5 28. Bxe5 Rxe5 29. Nf3 Re7 30. Ng5 Rfe8 31. Qh4 g6 32. Rd1 Rxe4 33. Nxe4 Rxe4 34. Re1 Rxh4+ 0-1

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.21"]
[Round "6"]
[White "Engels, Gerd"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "94"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. Ne5 c5 7. c3 Nfd7 8. f4 Ba6 9. Ndf3 Bxd3 10. Qxd3 Be7 11. 0-0 0-0 12. Bd2 Nf6 13. g4 Ne4 14. g5 f6 15. gxf6 Bxf6 16. Ng4 Nd7 17. Nf2 Nd6 18. e4 Bh4 19. exd5 Bxf2+ 20. Rxf2 exd5 21. dxc5 Nxc5 22. Qxd5+ Kh8 23. Be3 Rf5 24. Qd1 Nce4 25. Rg2 Rc8 26. Bd4 Rc7 27. Be5 Rd7 28. Qd4 Rff7 29. Kh1 Nc5 30. b4 Nf5 31. Qg1 Ne4 32. Nd4 Nh4 33. Rg4 Qa8 34. Rg2 Nxc3 35. Ne6 Ne4 36. Rc1 Nf6 37. Ng5 Rf8 38. Ne6 Rg8 39. b5 Rd2 40. Rc6 Rxg2 41. Qd4 Nf3 42. Ng5 Nxg5 43. Kxg2 Ne6 44. Qc3 Nd8 45. Kf1 Nxc6 46. bxc6 Nd5 47. Qd4 Qxc6 0-1

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.20"]
[Round "5"]
[White "Berenstein, Alexander"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "52"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 d5 5. Bxd5 Nf6 6. Bc4 Bc5 7. 0-0 0-0 8. Qe2 Nc6 9. Nxe5 Nd4 10. Qd1 Qd6 11. Re1 Bf5 12. d3 Rae8 13. Bf4 Ng4 14. Ne4 Qb6 15. Nxg4 Bxg4 16. Qxg4 Nxc2 17. Qg3 Nxe1 18. Rxe1 Qxb2 19. h4 b5 20. Bb3 a5 21. Rf1 Bd4 22. Bxc7 a4 23. Bd5 Be5 24. Bxe5 Rxe5 25. Bb7 Rfe8 26. Nf6+ Kf8 1-0

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.19"]
[Round "3"]
[White "Johannsen, Dennis"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "D75"]
[WhiteElo "2126"]
[PlyCount "44"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 g6 5. c4 Bg7 6. d4 d5 7. dxc5 0-0 8. cxd5 Nxd5 9. e4 Ndb4 10. Nc3 Qa5 11. Be3 Rd8 12. Qe2 Na6 13. Rfd1 Bg4 14. h3 Bxf3 15. Bxf3 Nxc5 16. Rac1 Ne6 17. Bg2 Ned4 18. Qc4 Ne5 19. Qf1 Nec6 20. Rd2 Nb4 21. Rcd1 Nbc2 22. f4 Nxe3 0-1

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.19"]
[Round "4"]
[White "Kyeck, Christopher"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2068"]
[PlyCount "26"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be2 c5 7. d5 Bd7 8. 0-0 Qb6 9. Kh1 Na6 10. Rb1 Rac8 11. h3 Nh5 12. Qe1 Bxc3 13. Qxc3 Ng3+ 0-1

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.18"]
[Round "1"]
[White "Porth, Hartmut"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2214"]
[PlyCount "53"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 Nf6 6. 0-0 Bg4 7. h3 Bh5 8. Re1+ Be7 9. Qe2 Qd7 10. Bf5 Qd8 11. d4 Nc6 12. c3 0-0 13. Bg5 Re8 14. Nbd2 Bg6 15. Bxg6 hxg6 16. Qb5 Qd7 17. Bxf6 gxf6 18. Re2 a6 19. Qd3 d5 20. Nf1 Nd8 21. Rae1 Ne6 22. Rxe6 fxe6 23. Qxg6+ Kf8 24. Re3 Bd6 25. Ng5 fxg5 26. Rf3+ Ke7 27. Qf6# 1-0

[Event "Kiel op 14th"]
[Site "Kiel"]
[Date "2001.08.18"]
[Round "2"]
[White "Ritterhoff, Lennart"]
[Black "Korte, Andreas"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "81"]
[EventDate "2001.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Bg5 Qd7 8. Nc3 f6 9. Be3 Ne7 10. 0-0-0 b6 11. Qc4 g5 12. Bd4 b5 13. Qb3 Qg4 14. Nxb5 Kd7 15. Nxa7 Bxe4 16. Nd2 Bxc2 17. Qb5+ Kd8 18. Rde1 Qxd4 19. Rxe7 Qxd2+ 20. Kxd2 Kxe7 21. Re1+ Kf7 22. Qd5+ Kg6 23. Qxa8 Bg7 24. Qxh8 Bxh8 25. Kxc2 Kf7 26. Nc6 f5 27. a4 Kg6 28. a5 f4 29. a6 Kf5 30. a7 Be5 31. a8Q h6 32. Nd4+ Bxd4 33. Qf8+ Bf6 34. Qc8+ Kg6 35. Re6 Kf7 36. Qe8+ Kg7 37. Kd3 c6 38. Ke4 d5+ 39. Kf5 Bxb2 40. Qg6+ Kf8 41. Re8# 1-0

[Event "Schleswig Holstein-ch A 56th"]
[Site "Eckernfoerde"]
[Date "2001.04.??"]
[Round "7"]
[White "Guminski, Heinz"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1567"]
[BlackElo "1663"]
[PlyCount "54"]
[EventDate "2001.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qe2 dxc6 7. Nc3 Be6 8. Be3 Bb4 9. Bd2 Ne7 10. a3 Ba5 11. e5 Qg6 12. Qd3 Bf5 13. Qg3 Bxc2 14. b4 Bb6 15. Qxg6 Nxg6 16. Rc1 Bb3 17. Be2 Nxe5 18. 0-0 0-0 19. Bd1 Bxd1 20. Rcxd1 Rad8 21. Bf4 Nd3 22. Bg3 Rfe8 23. Na4 Re2 24. Nxb6 cxb6 25. f4 Rd5 26. Rf3 Ne5 27. Rxd5 Nxf3+ 0-1

[Event "Schleswig Holstein-ch A 56th"]
[Site "Eckernfoerde"]
[Date "2001.04.??"]
[Round "1"]
[White "Ritterhoff, Lennart"]
[Black "Meier, Michael2"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1663"]
[BlackElo "1392"]
[PlyCount "55"]
[EventDate "2001.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Qf3 d4 4. Bc4 e6 5. Nce2 c5 6. e5 Nc6 7. Qg3 Nge7 8. f4 Nf5 9. Qf3 Qc7 10. Nh3 Be7 11. 0-0 Bd7 12. a4 Na5 13. Bb5 0-0-0 14. c3 Bc6 15. Bxc6 Nxc6 16. g4 d3 17. gxf5 dxe2 18. Qxe2 exf5 19. d3 Qd7 20. Nf2 Na5 21. Be3 b6 22. b4 Nb7 23. d4 cxb4 24. cxb4 Qd5 25. a5 b5 26. a6 Nd6 27. exd6 Bxd6 28. Ra5 1-0

[Event "Schleswig Holstein-ch A 56th"]
[Site "Eckernfoerde"]
[Date "2001.04.??"]
[Round "8"]
[White "Ritterhoff, Lennart"]
[Black "Teknis, Joannis"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1663"]
[BlackElo "1738"]
[PlyCount "23"]
[EventDate "2001.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. a3 e6 4. axb4 Nf6 5. e5 Nd5 6. b5 Qc7 7. d4 Nc3 8. Qd3 Nxb1 9. Rxb1 d5 10. Ne2 Nd7 11. Ng3 a5 12. bxa6 1/2-1/2

[Event "Schleswig Holstein-ch A 56th"]
[Site "Eckernfoerde"]
[Date "2001.04.??"]
[Round "9"]
[White "Ritterhoff, Lennart"]
[Black "Zielke, Bernd"]
[Result "1-0"]
[ECO "B03"]
[PlyCount "61"]
[EventDate "2001.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 c6 4. c4 Nb6 5. Bd3 d6 6. exd6 exd6 7. Nf3 Be7 8. 0-0 0-0 9. Qc2 h6 10. b3 Bf6 11. Bb2 Bg4 12. Nbd2 d5 13. Ne5 Be6 14. f4 dxc4 15. bxc4 Qc7 16. f5 Bc8 17. Ne4 N8d7 18. Ng4 Qd8 19. Nexf6+ Nxf6 20. Nxf6+ Qxf6 21. d5 Qd6 22. c5 Qxd5 23. f6 g5 24. cxb6 axb6 25. Kh1 Be6 26. Rad1 Qxa2 27. Qe2 Bd5 28. Rf5 Ra4 29. Rxg5+ hxg5 30. Qh5 Bxg2+ 31. Kg1 1-0

[Event "Schleswig Holstein-ch A 56th"]
[Site "Eckernfoerde"]
[Date "2001.04.??"]
[Round "4"]
[White "Rulofs, Henrik"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "C37"]
[WhiteElo "1696"]
[BlackElo "1663"]
[PlyCount "100"]
[EventDate "2001.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 d6 5. h4 g4 6. Ng5 Nh6 7. 0-0 Be7 8. d4 Bxg5 9. hxg5 Qxg5 10. Bxf4 Qh4 11. Bxh6 g3 12. Bxf7+ Ke7 13. Qh5 Qxe4 14. Nc3 Qxd4+ 15. Kh1 Bg4 16. Rae1+ Kd7 17. Qb5+ Nc6 18. Re4 Be2 19. Qxc6+ bxc6 20. Rxd4 Bxf1 21. Rg4 Rab8 22. b3 Ke7 23. Rf4 Ba6 24. Bg7 Rhf8 25. Bxf8+ Rxf8 26. Rg4 Rxf7 27. Rxg3 d5 28. Rg4 Bc8 29. Rg3 Bf5 30. Na4 Bxc2 31. Rc3 Rf1+ 32. Kh2 Rf2 33. Kg3 Re2 34. Rxc6 Kd8 35. Nc3 Rd2 36. Nxd5 Be4 37. Nb4 Rxg2+ 38. Kh3 Bxc6 39. Nxc6+ Kd7 40. Ne5+ Kd8 41. Nc6+ Kd7 42. Nb8+ Kc8 43. Kxg2 Kxb8 44. Kh3 Kb7 45. Kh4 Kb6 46. Kh5 Kb5 47. a3 c5 48. Kh6 c4 49. bxc4+ Kxc4 50. Kxh7 Kb3 0-1

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.21"]
[Round "9"]
[White "Hariri, Bilal"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1127"]
[PlyCount "112"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Bb5 a6 3. Bc4 b5 4. Be2 Bb7 5. d3 d6 6. Be3 g6 7. Nf3 Bg7 8. c3 Nc6 9. Nbd2 Nf6 10. h3 Nd7 11. d4 cxd4 12. Nxd4 Nxd4 13. Bxd4 e5 14. Be3 Nc5 15. f3 Qd7 16. Qc2 Rc8 17. 0-0-0 0-0 18. Kb1 Ne6 19. Nb3 Nf4 20. Bf1 d5 21. Bxf4 exf4 22. exd5 Rfd8 23. Qe4 Qc7 24. Rd3 Re8 25. Qb4 Re1+ 26. Kc2 Qc4 27. Kd2 Qxb4 28. cxb4 Rb1 29. Nc5 Rxb2+ 30. Ke1 Re8+ 31. Kd1 Ba8 32. a3 Rd8 33. d6 Bc6 34. Kc1 Bd7 35. Nxa6 Rc8+ 36. Nc7 Rf2 37. Rd2 Bb2+ 38. Kd1 Rxd2+ 39. Kxd2 Bxa3 40. Bxb5 Bxb4+ 41. Kd3 Bf5+ 42. Ke2 Bxd6 43. Nd5 Rb8 44. g4 Be6 45. Nf6+ Kh8 46. Ne8 Bc5 47. Rb1 Bc4+ 48. Bxc4 Rxb1 49. Bxf7 Rb7 50. Bd5 Be7 51. Bc6 Kg8 52. g5 Bf6 53. Be4 Bxg5 54. Nd6 h5 55. Kd3 Rd7 56. Bd5+ Kf8 0-1

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.20"]
[Round "8"]
[White "Ritterhoff, Lennart"]
[Black "Wendler, Thore"]
[Result "0-1"]
[ECO "C60"]
[BlackElo "1115"]
[PlyCount "38"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 g6 5. c3 Bg7 6. d4 exd4 7. cxd4 0-0 8. d5 Ne5 9. Nxe5 Bxe5 10. f4 Bd6 11. a3 c6 12. dxc6 Qb6+ 13. Kh1 Qxb5 14. cxd7 Bxd7 15. Nc3 Qc6 16. Qd4 Qc5 17. Qf6 Rfe8 18. f5 Qe5 19. Qg5 Qxh2# 0-1

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.19"]
[Round "6"]
[White "Ritterhoff, Lennart"]
[Black "Patzer, Marco"]
[Result "0-1"]
[ECO "C78"]
[BlackElo "1503"]
[PlyCount "62"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 Nxe4 8. d4 exd4 9. cxd4 Be7 10. Bd5 Nf6 11. Ne5 Nxd5 12. Nxf7 Kxf7 13. Qh5+ g6 14. Qxd5+ Kg7 15. f4 Bf6 16. Be3 Rb8 17. Nd2 Ne7 18. Qf3 d5 19. g4 Rf8 20. f5 gxf5 21. g5 Ng8 22. gxf6+ Nxf6 23. Qg3+ Kh8 24. Nf3 Rg8 25. Ng5 Qe7 26. Qh4 Ne4 27. Kh1 Nxg5 28. Rg1 Qxe3 29. Rae1 Qf3+ 30. Rg2 Ne4 31. Rxe4 Qxg2# 0-1

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.19"]
[Round "7"]
[White "Schiemann, Jan"]
[Black "Ritterhoff, Lennart"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1478"]
[PlyCount "27"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Bxd7+ Bxd7 5. c4 Nf6 6. d3 b5 7. b3 g6 8. Bb2 Bg7 9. h3 b4 10. g4 e5 11. Nh2 h5 12. g5 Nh7 13. f4 Bxh3 14. Nf3 0-1

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.18"]
[Round "5"]
[White "Dennhardt, York"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1474"]
[PlyCount "45"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 e6 5. e4 Na6 6. Bg5 Be7 7. f4 0-0 8. Nf3 Nc7 9. e5 Nfe8 10. Bxe7 Qxe7 11. Qc2 g6 12. 0-0-0 exd5 13. cxd5 Bf5 14. Bd3 Bxd3 15. Qxd3 Rd8 16. h4 Ng7 17. Ng5 Nce8 18. h5 dxe5 19. hxg6 fxg6 20. Rxh7 Rxf4 21. Qxg6 Rg4 22. Rh8+ Kxh8 23. Qh7# 1-0

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.17"]
[Round "4"]
[White "Ritterhoff, Lennart"]
[Black "Schulze, Mirko"]
[Result "1-0"]
[ECO "C62"]
[BlackElo "1272"]
[PlyCount "91"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Bxc6 Bxc6 6. Nc3 Qd7 7. Be3 0-0-0 8. d5 Bb5 9. a4 Ba6 10. Bxa7 b6 11. b4 Kb7 12. Bxb6 Kxb6 13. b5 Bb7 14. a5+ Ka7 15. b6+ cxb6 16. axb6+ Kxb6 17. Qb1+ Kc7 18. Ra7 Rb8 19. 0-0 Kc8 20. Qb6 Ba8 21. Qxb8+ Kxb8 22. Rxd7 Kc8 23. Rxf7 Ne7 24. Ng5 Kd7 25. Ra1 h6 26. Rxa8 hxg5 27. Raxf8 Rxf8 28. Rxf8 Ng6 29. Rf7+ Ke8 30. Rxg7 Nf4 31. Rxg5 Kf7 32. h4 Kf8 33. Kh2 Ng6 34. Rf5+ Kg7 35. h5 Nh4 36. g4 Nxf5 37. exf5 Kh6 38. Ne4 Kh7 39. g5 Kg7 40. Nxd6 Kh7 41. Kg3 Kg7 42. Kf3 e4+ 43. Kxe4 Kh7 44. h6 Kg8 45. c4 Kf8 46. c5 1-0

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.16"]
[Round "2"]
[White "Reps, Dirk"]
[Black "Ritterhoff, Lennart"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "1393"]
[PlyCount "69"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 d6 6. Be3 Be7 7. Bc4 Nf6 8. f3 0-0 9. Qd2 a6 10. 0-0 Bd7 11. a4 Qa5 12. Nxc6 bxc6 13. Nd5 Qd8 14. Bb6 Qb8 15. Nxe7+ Kh8 16. a5 Re8 17. Rfd1 Rxe7 18. Qxd6 Qxd6 19. Rxd6 Be8 20. Rad1 Rd7 21. Rxd7 Nxd7 22. Kf2 Nxb6 23. axb6 g6 24. b7 Rb8 25. Bxa6 c5 26. Rd6 Kg7 27. Ke3 Kf6 28. f4 Ke7 29. e5 Ba4 30. b3 Be8 31. g4 h6 32. g5 h5 33. h4 Bd7 34. Kd3 c4+ 35. Kxc4 1-0

[Event "Schleswig Holstein-chB U18"]
[Site "Neumuenster"]
[Date "2000.04.16"]
[Round "3"]
[White "Ritterhoff, Lennart"]
[Black "Stegen, Ronald"]
[Result "1-0"]
[ECO "C70"]
[BlackElo "1260"]
[PlyCount "59"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 a6 5. Ba4 d5 6. exd5 Nxd5 7. Nxe5 Qe7 8. d4 f6 9. 0-0 fxe5 10. Re1 Bd7 11. Bxc6 Bxc6 12. Rxe5 Qxe5 13. dxe5 0-0-0 14. Bg5 Be7 15. Bxe7 Nxe7 16. Qg4+ Kb8 17. Na3 Ng6 18. f4 Bd7 19. e6 Bc8 20. f5 Ne7 21. Rd1 Rhf8 22. Qxg7 Nxf5 23. Qe5 Ne7 24. Nc4 Rde8 25. Rd7 Ng6 26. Qxc7+ Ka7 27. Qb6+ Ka8 28. Nd6 Re7 29. Nxc8 Rxc8 30. Qxb7# 1-0

