[Event "Ruhrgebiet VK3 1213"]
[Site "Nordrheinwestfalen"]
[Date "2013.02.24"]
[Round "7.4"]
[White "Kuhn, Manfred"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2020"]
[BlackElo "1768"]
[PlyCount "39"]
[EventDate "2012.09.02"]
[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 "Osterfeld Schwarze Dame"]
[BlackTeam "Brackel SF III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 d6 6. Nge2 e5 7. d3 Nc6 8. 0-0 Ne7 9. h3 c6 10. d4 exd4 11. Nxd4 d5 12. exd5 cxd5 13. c5 Ne4 14. Nxe4 dxe4 15. Nb5 Qa5 16. Nd6 Qxc5 17. Nxe4 Qb6 18. Nc3 Be6 19. Qe2 Qc7 20. Rd1 1/2-1/2

[Event "Ruhrgebiet VK3 1213"]
[Site "Nordrheinwestfalen"]
[Date "2013.02.03"]
[Round "6.4"]
[White "Koester, Sabrina"]
[Black "Landscheidt, Heinz"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1768"]
[BlackElo "1932"]
[PlyCount "45"]
[EventDate "2012.09.02"]
[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 "Brackel SF III"]
[BlackTeam "Wacker Bergeborbeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 e6 7. Bd3 Bd6 8. Bxd6 Qxd6 9. Nf3 0-0 10. 0-0 b6 11. Rc1 Bb7 12. Qd2 Rac8 13. Nb5 Qb8 14. Rc2 a6 15. Na3 Qd6 16. Rfc1 Nb4 17. Rxc8 Rxc8 18. Rxc8+ Bxc8 19. Qc3 Bb7 20. Qb3 Nxd3 21. Qxd3 Ne4 22. Qc2 h6 23. Nb1 1/2-1/2

[Event "Ruhrgebiet VK3 1213"]
[Site "Nordrheinwestfalen"]
[Date "2013.01.13"]
[Round "5"]
[White "Verfuerth, Christian"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1872"]
[BlackElo "1768"]
[PlyCount "79"]
[EventDate "2012.09.02"]
[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 "Horst Emscher II"]
[BlackTeam "Brackel SF III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 0-0 6. Qd2 Re8 7. 0-0-0 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. f3 e6 11. Bb5 Bd7 12. dxe6 Rxe6 13. g4 Rd6 14. Qf2 Bxb5 15. Nxb5 Rd7 16. h4 c6 17. Rxd7 Qxd7 18. Nc3 b5 19. h5 Qe6 20. Kb1 a5 21. hxg6 hxg6 22. Qh2 a4 23. Bh6 Bh8 24. Bf4 Bg7 25. Bxe5 a3 26. b3 Re8 27. Bd4 b4 28. Ne2 Rd8 29. g5 Nh5 30. Bxg7 Kxg7 31. Nf4 Qd7 32. Nxh5+ gxh5 33. Qe5+ Kg8 34. Rc1 Qd2 35. f4 Qe2 36. Qf6 Rd2 37. g6 Rd7 38. gxf7+ Rxf7 39. Rg1+ Kf8 40. Qd8# 1-0

[Event "Ruhrgebiet VK3 1213"]
[Site "Nordrheinwestfalen"]
[Date "2012.12.02"]
[Round "4.3"]
[White "Mueller, Martin"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1975"]
[BlackElo "1768"]
[PlyCount "43"]
[EventDate "2012.09.02"]
[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 "Unser Fritz"]
[BlackTeam "Brackel SF III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. 0-0 Bc5 6. c3 dxc3 7. Bxf7+ Kxf7 8. Qd5+ Ke8 9. Qxc5 Qe7 10. Qxc3 d6 11. e5 dxe5 12. Re1 Kd8 13. Bf4 Qb4 14. Nxe5 Qxf4 15. g3 Qf5 16. Nxc6+ bxc6 17. Qxc6 Nf6 18. Qxa8 Ng4 19. Re2 Rf8 20. Qxa7 Qf3 21. Rd2+ Ke8 22. Qxc7 1-0

[Event "Ruhrgebiet VK3 1213"]
[Site "Nordrheinwestfalen"]
[Date "2012.09.30"]
[Round "2"]
[White "Koester, Sabrina"]
[Black "Bender, Markus"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1768"]
[BlackElo "1750"]
[PlyCount "117"]
[EventDate "2012.09.02"]
[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 "Brackel SF III"]
[BlackTeam "Guennigfeld SV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. Nf3 Nf6 5. Bf4 c6 6. a3 a5 7. e3 Be7 8. Bd3 0-0 9. 0-0 Ne4 10. h3 Nd7 11. c5 b5 12. cxb6 Qxb6 13. Na4 Qd8 14. Rc1 c5 15. dxc5 Nexc5 16. Nxc5 Nxc5 17. Bb5 Qb6 18. Qe2 a4 19. Rc2 Ra5 20. Bd3 Ra7 21. Rfc1 Bd7 22. Be5 Rc8 23. Bd4 Ra5 24. Ne5 Be8 25. Qf3 Qb7 26. Qg3 Bd6 27. Bf1 Qe7 28. f4 Rc7 29. Qe1 Ra8 30. Nd3 Nb3 31. Rxc7 Bxc7 32. Rc3 Ba5 33. Nb4 Bxb4 34. axb4 Qxb4 35. Qd1 Nxd4 36. Qxd4 Qxb2 37. Qe5 Bf7 38. Rc8+ Rxc8 39. Qxb2 Be8 40. Qe5 Kf7 41. Qb2 Rc7 42. Bb5 Bxb5 43. Qxb5 Rc4 44. Qd7+ Kf6 45. g4 fxg4 46. hxg4 h6 47. g5+ hxg5 48. fxg5+ Kf5 49. Qf7+ Kxg5 50. Qxe6 Rc1+ 51. Kf2 Kh4 52. Qxd5 a3 53. Qa2 Kg4 54. Qxa3 Rc2+ 55. Ke1 Kf3 56. Qd3 Rg2 57. Qd5+ Kg3 58. Qg5+ Kf3 59. Qf4# 1-0

[Event "Ruhrgebiet VK3 1213"]
[Site "Nordrheinwestfalen"]
[Date "2012.09.02"]
[Round "1.4"]
[White "Koester, Sabrina"]
[Black "Wagner, Ole"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1768"]
[BlackElo "1939"]
[PlyCount "78"]
[EventDate "2012.09.02"]
[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 "Brackel SF III"]
[BlackTeam "Listiger Bauer Essen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Ne1 Qe7 11. f3 Nh5 12. Nd3 b6 13. Be3 Nxd3 14. Bxd3 Nf4 15. Ne2 Nxd3 16. Qxd3 f5 17. b3 f4 18. Bf2 g5 19. a3 g4 20. Kh1 Qg5 21. fxg4 Bxg4 22. Ng1 Rf6 23. Nf3 Qh5 24. Bg1 Rh6 25. Rac1 Kh8 26. Rc2 Rg8 27. b4 axb4 28. axb4 Bf8 29. Ra2 Rhg6 30. Rc2 Bd7 31. Ne1 Rg3 32. Qe2 Bg4 33. Qf2 Be7 34. h3 Bd1 35. Rd2 Bh4 36. Bh2 Rxh3 37. Qg1 Bg3 38. gxh3 Bxe1 39. Qe3 fxe3 0-1

[Event "GER-chT U20 Girls"]
[Site "Meppen"]
[Date "2002.12.29"]
[Round "6.4"]
[White "Koester, Sabrina"]
[Black "Nguyen, Hoa My"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1720"]
[BlackElo "1540"]
[PlyCount "91"]
[EventDate "2002.12.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Qc2 b6 6. Bf4 a6 7. e3 Bb7 8. Bd3 Nf6 9. Nf3 Nbd7 10. 0-0 c5 11. dxc5 bxc5 12. Be2 0-0 13. Qb3 Nb6 14. Na4 Nxa4 15. Qxa4 Bd6 16. Bxd6 Qxd6 17. Rfd1 Bc6 18. Qc2 Bb5 19. Rac1 Rac8 20. h3 Qb6 21. Nh2 Rfd8 22. Ng4 Bxe2 23. Nxf6+ Qxf6 24. Qxe2 Rc6 25. Rc2 h6 26. Rdc1 Rdc8 27. Qd2 Qe5 28. Qa5 c4 29. Rd2 Rd6 30. Rcd1 Rcd8 31. Qc3 Qf5 32. Rd4 Rg6 33. e4 Qg5 34. Qf3 Rdd6 35. Rxd5 Rxd5 36. exd5 Qe5 37. Qc3 Qe4 38. f3 Rxg2+ 39. Kxg2 Qe2+ 40. Kg3 Qxd1 41. Qxc4 Qg1+ 42. Kf4 Qe1 43. Qc8+ Kh7 44. Qf5+ Kg8 45. Qc8+ Kh7 46. Qf5+ 1/2-1/2

[Event "GER-chT U20 Girls"]
[Site "Meppen"]
[Date "2002.12.28"]
[Round "3.4"]
[White "Rohnke, Sophie"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1409"]
[BlackElo "1720"]
[PlyCount "82"]
[EventDate "2002.12.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 0-0 7. 0-0 Nbd7 8. Bf4 a6 9. Re1 Ne5 10. Bxe5 dxe5 11. Nf3 Qxd1 12. Raxd1 Bg4 13. Rd3 Bxf3 14. Rxf3 Bb4 15. Re2 Bxc3 16. Rxc3 Rad8 17. f3 Rd7 18. Rb3 b5 19. Bd3 c5 20. c4 Rfd8 21. Re3 b4 22. a3 a5 23. a4 Ne8 24. Be2 Nc7 25. Rbd3 Ne6 26. Rxd7 Rxd7 27. Rd3 Nd4 28. Kf2 Kf8 29. Ke3 Nc2+ 30. Kd2 Rxd3+ 31. Bxd3 Nd4 32. Ke3 Ke7 33. f4 exf4+ 34. Kxf4 Ke6 35. e5 g6 36. Be4 Ne2+ 37. Ke3 Kxe5 38. Kxe2 Kxe4 39. b3 Kd4 40. Kd2 f5 41. g3 g5 0-1

[Event "GER-chT U20 Girls"]
[Site "Meppen"]
[Date "2002.12.27"]
[Round "2.4"]
[White "Koester, Sabrina"]
[Black "Gudzik, Georgina"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1720"]
[BlackElo "1600"]
[PlyCount "80"]
[EventDate "2002.12.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Nf3 Nbd7 7. Be2 Nf8 8. 0-0 Ng6 9. Qc2 h5 10. h3 h4 11. Nh2 Nh5 12. Bg4 Bxg4 13. Nxg4 Ngf4 14. Ne2 Bg5 15. Nxf4 Bxf4 16. Qa4+ Ke7 17. Qb3 Qd7 18. Bxf4 Nxf4 19. Qf3 Raf8 20. Ne3 g6 21. Qg4 Qe8 22. Rab1 Rh5 23. Kh2 f5 24. Qf3 Rg5 25. b4 cxb4 26. Rxb4 Qd7 27. Rfb1 b6 28. a4 Rc8 29. Rg1 Rh8 30. Rgb1 Rc8 31. Rg1 Kf6 32. g3 fxe4 33. Ng4+ Kg7 34. Qxe4 hxg3+ 35. fxg3 Nxh3 36. Kxh3 Rh8+ 37. Kg2 Rxg4 38. Qf3 Rd4 39. Rf1 Qh3+ 40. Kf2 Qh2+ 0-1

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.08.02"]
[Round "7.2"]
[White "Koester, Sabrina"]
[Black "Bohne, Yvonne"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1654"]
[BlackElo "1544"]
[PlyCount "83"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Nf3 e6 6. e3 Bd6 7. Bd3 0-0 8. 0-0 Nbd7 9. b3 b6 10. Bb2 Bb7 11. Rc1 Rc8 12. Nb5 a6 13. Rxc8 Bxc8 14. Nxd6 Qc7 15. Nxc8 Rxc8 16. Qd2 b5 17. Rc1 Qb7 18. Rxc8+ Qxc8 19. Qc2 Qxc2 20. Bxc2 h6 21. Ne5 Nxe5 22. dxe5 Nd7 23. Kf1 Kf8 24. e4 dxe4 25. Bxe4 Ke8 26. Bc6 Kd8 27. Bxd7 Kxd7 28. Ke2 Kc6 29. Kd3 Kd5 30. f4 g6 31. g4 h5 32. h3 hxg4 33. hxg4 a5 34. Bc3 a4 35. Bd4 axb3 36. axb3 Kc6 37. Ke4 Kd7 38. Be3 Kc6 39. Kd4 Kd7 40. Bd2 Kc6 41. Ba5 Kd7 42. Kc5 1-0

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.08.01"]
[Round "6.2"]
[White "Diehle, Julia"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "1711"]
[BlackElo "1654"]
[PlyCount "86"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Nc3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Bd7 7. d3 Qc8 8. Nd5 Nf6 9. Nec3 0-0 10. Qa4 Re8 11. Qd1 Rb8 12. 0-0 Nxd5 13. Nxd5 Bh3 14. Rb1 Bxg2 15. Kxg2 b5 16. Qe2 bxc4 17. dxc4 Nb4 18. b3 Nxd5 19. cxd5 Rb6 20. Bb2 Qa6 21. Qxa6 Rxa6 22. Bxg7 Kxg7 23. Rb2 Rb8 24. Rc2 Rb4 25. Rd1 Rab6 26. Rdc1 a5 27. Rc4 Kf6 28. g4 e6 29. e4 Ke7 30. dxe6 Kxe6 31. e5 Rxc4 32. Rxc4 Rb4 33. Rc3 c4 34. exd6 Kxd6 35. Kf3 cxb3 36. axb3 a4 37. bxa4 Rxa4 38. Rd3+ Ke6 39. Re3+ Kd6 40. Re2 Ra3+ 41. Re3 Rxe3+ 42. Kxe3 Kd5 43. h3 f5 1/2-1/2

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.07.31"]
[Round "5.2"]
[White "Bartholomeyzik, Teresa"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1675"]
[BlackElo "1654"]
[PlyCount "74"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d5 6. Nbd2 d4 7. Nc4 c5 8. a4 Nc6 9. e3 dxe3 10. Bxe3 Nd4 11. Qd2 Ng4 12. Nxd4 cxd4 13. Bg5 h6 14. h3 hxg5 15. hxg4 Bf6 16. Bf3 Rb8 17. Qb4 Be6 18. Nd2 Bd5 19. Bxd5 Qxd5 20. Ne4 Qd7 21. Nxf6+ exf6 22. Rfe1 Rfe8 23. Kf1 Qxg4 24. c3 Qh3+ 25. Kg1 dxc3 26. bxc3 Rxe1+ 27. Rxe1 Kg7 28. Re7 Qc8 29. Qb3 Qf8 30. Rxb7 Rxb7 31. Qxb7 Qa3 32. Qb4 Qc1+ 33. Kg2 Qd1 34. Qd4 a5 35. g4 Kg8 36. Qd8+ Kg7 37. Qd4 Kg8 1/2-1/2

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.07.30"]
[Round "3.2"]
[White "Hoolt, Sarah"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C28"]
[WhiteElo "1662"]
[BlackElo "1654"]
[PlyCount "120"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Bb4 5. Nge2 d5 6. exd5 Nxd5 7. Bd2 Nb6 8. Bb3 Na5 9. 0-0 Nxb3 10. axb3 0-0 11. f4 Qe7 12. Ne4 Bxd2 13. Qxd2 Bd7 14. Qc3 Bc6 15. N2g3 Bxe4 16. Nxe4 exf4 17. Rae1 Nd5 18. Qd4 Qd8 19. Rf2 c6 20. Nc3 Nxc3 21. Qxc3 Qb6 22. Kf1 Rae8 23. Rxe8 Rxe8 24. Rxf4 Qc7 25. Rg4 f6 26. g3 Qe5 27. Qxe5 Rxe5 28. Rd4 Re7 29. Kf2 Kf7 30. Kf3 b6 31. b4 Ke6 32. Re4+ Kd6 33. Rxe7 Kxe7 34. Ke4 Ke6 35. c4 h5 36. d4 g6 37. h3 b5 38. d5+ cxd5+ 39. cxd5+ Kd7 40. g4 hxg4 41. hxg4 Kd6 42. Kd4 f5 43. g5 f4 44. Ke4 f3 45. Kxf3 Kxd5 46. b3 Ke5 47. Ke3 a6 48. Kd3 Kf5 49. Kd4 Kxg5 50. Kc5 Kf5 51. Kb6 g5 52. Kxa6 g4 53. Kxb5 g3 54. Kc6 g2 55. b5 g1Q 56. b6 Qg8 57. b7 Qb8 58. b4 Ke6 59. b5 Ke7 60. b6 Ke6 0-1

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.07.30"]
[Round "4.2"]
[White "Koester, Sabrina"]
[Black "Dirmeier, Carolin"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1654"]
[BlackElo "1815"]
[PlyCount "69"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. e3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. dxc5 Bxc5 9. 0-0 Nc6 10. b3 0-0 11. Bb2 d4 12. exd4 Rfd8 13. Na3 Nxd4 14. Nxd4 Bxd4 15. Bxd4 Qxd4 16. Qf3 Qb4 17. Nc4 b5 18. Ne3 Qe4 19. Qxe4 Nxe4 20. f3 Nc3 21. Nd1 Rac8 22. Nxc3 Rxc3 23. Rac1 Rxc1 24. Rxc1 g6 25. Rc2 Kg7 26. Kf2 a6 27. Ke3 Rd6 28. Rd2 Re6+ 29. Kd4 f5 30. Kc5 Re5+ 31. Kd4 Kf6 32. Rc2 Re6 33. Kd5 Re5+ 34. Kd4 Re6 35. Kd5 1/2-1/2

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.07.29"]
[Round "2.2"]
[White "Koester, Sabrina"]
[Black "Stutz, Andrea"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1654"]
[BlackElo "1725"]
[PlyCount "95"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 c5 8. cxd5 Qxd5 9. e3 cxd4 10. cxd4 Nc6 11. Be2 0-0 12. 0-0 Bf5 13. Qb3 Qxb3 14. axb3 e5 15. dxe5 Nxe5 16. Nd4 Bd3 17. Bxd3 Nxd3 18. Rad1 Nc5 19. Be7 Rfc8 20. b4 Ne4 21. Nf3 Rc7 22. Rd8+ Rxd8 23. Bxd8 Rd7 24. Bh4 Bc3 25. b5 Rd5 26. Rb1 f6 27. Nd4 Bxd4 28. exd4 g5 29. Bg3 Nxg3 30. fxg3 Rxd4 31. Ra1 Rb4 32. Rxa7 Rxb5 33. Kf2 Kf7 34. Kf3 Rb4 35. h3 h5 36. h4 Ke6 37. Ra5 b6 38. Ra8 gxh4 39. gxh4 Rxh4 40. Ra1 b5 41. Rb1 b4 42. g3 Rg4 43. Rh1 Rg5 44. Rh4 Rb5 45. g4 hxg4+ 46. Rxg4 b3 47. Rg1 b2 48. Ke4 0-1

[Event "DLM U20 Girls"]
[Site "Werfen"]
[Date "2002.07.28"]
[Round "1.2"]
[White "Koester, Sabrina"]
[Black "Forchmann, Anneliese"]
[Result "1-0"]
[ECO "E98"]
[WhiteElo "1654"]
[BlackElo "1760"]
[PlyCount "121"]
[EventDate "2002.07.28"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 089 Extra"]
[Source "ChessBase"]
[SourceDate "2002.09.10"]
[SourceVersion "2"]
[SourceVersionDate "2002.09.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Ne8 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. c5 Rf7 14. cxd6 cxd6 15. Rc1 Ng6 16. Nb5 a6 17. Na3 b5 18. Nd3 h5 19. Nb4 g4 20. fxg4 Qg5 21. gxh5 Nh4 22. Bxh4 Qxh4 23. Nd3 Nf6 24. Nf2 Bb7 25. Bf3 Bh6 26. Rc2 Rg7 27. Qe2 Re8 28. Rd1 Bc8 29. Nb1 Rg5 30. Kh1 Nxh5 31. Bxh5 Rxh5 32. Nh3 f3 33. Qf2 Kh8 34. Qxh4 Rxh4 35. Ng1 fxg2+ 36. Rxg2 Bf4 37. Nf3 Rh7 38. Rdg1 Bh3 39. Rg6 Rd7 40. Nc3 Rc8 41. Ng5 Bxg5 42. R1xg5 Bf1 43. Kg1 Bd3 44. Rg3 Bc4 45. b3 b4 46. bxc4 bxc3 47. Rxc3 Kh7 48. Rg4 Rg7 49. Rxg7+ Kxg7 50. Kf2 Kf6 51. Ra3 Rxc4 52. Rxa6 Rxe4 53. Rxd6+ Ke7 54. Re6+ Kd7 55. Kf3 Rf4+ 56. Kg3 Re4 57. h4 Re2 58. h5 Rxa2 59. h6 Ra8 60. h7 e4 61. Kf4 1-0

[Event "BL2 Sued 0102 (Women)"]
[Site "Germany"]
[Date "2002.03.03"]
[Round "7.6"]
[White "Schiller Lueckemeier, Daniela"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1363"]
[BlackElo "1672"]
[PlyCount "62"]
[EventDate "2001.10.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hofheim"]
[BlackTeam "Dortmund Brackel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. f4 d5 3. Nf3 e6 4. e3 c5 5. c3 Nc6 6. Bd3 Be7 7. 0-0 0-0 8. Bd2 c4 9. Bc2 b5 10. Be1 Qb6 11. Bh4 b4 12. Bxf6 Bxf6 13. b3 Ba6 14. Rf2 Qa5 15. a3 bxc3 16. Ng5 Bxg5 17. fxg5 cxb3 18. Bxh7+ Kxh7 19. Nxc3 Qxc3 20. Rc1 Qxe3 21. Rxc6 Bc4 22. g3 Qxg5 23. h4 Qxg3+ 24. Rg2 Qe3+ 25. Kh1 Qf4 26. Qg1 Qf1 27. Rxg7+ Kh8 28. Qxf1 Bxf1 29. Rg3 Bc4 30. Rg2 Rac8 31. Rxc8 Rxc8 0-1

[Event "BL2 Sued 0102 (Women)"]
[Site "Germany"]
[Date "2002.03.02"]
[Round "6.6"]
[White "Koester, Sabrina"]
[Black "Klein, Cornelia"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1672"]
[BlackElo "1739"]
[PlyCount "140"]
[EventDate "2001.10.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Dortmund Brackel"]
[BlackTeam "Schott Mainz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Bd3 Bd6 8. Qc2 h6 9. Bh4 0-0 10. Nf3 Nb6 11. 0-0 Bg4 12. Nd2 Rc8 13. Bg3 Re8 14. Rab1 c5 15. Bxd6 Qxd6 16. dxc5 Qxc5 17. Nb3 Qd6 18. Bf5 Bxf5 19. Qxf5 Re5 20. Nb5 Qb8 21. Qf4 a6 22. N5d4 Nc4 23. Nf3 Re4 24. Qxb8 Rxb8 25. Nbd2 Ree8 26. b3 Nd6 27. Rbc1 Rbc8 28. h3 Kf8 29. Nd4 Nde4 30. N2f3 g6 31. Nh2 Nc5 32. Ng4 Nxg4 33. hxg4 Nd3 34. Rxc8 Rxc8 35. Rd1 Nb4 36. a3 Nc6 37. b4 Ne7 38. Rd3 Nc6 39. f3 Ne5 40. Rb3 Rc1+ 41. Kf2 Nc4 42. a4 b6 43. Ne2 Rd1 44. Nf4 Ke7 45. Rd3 Rxd3 46. Nxd3 Kd6 47. a5 bxa5 48. bxa5 Nxa5 49. Nb4 Nc6 50. Nxa6 Ke5 51. Nc5 d4 52. exd4+ Kxd4 53. Ne4 Ne5 54. Nd6 Kd5 55. Nb5 Nd3+ 56. Ke3 Ne1 57. Kf2 Nd3+ 58. Ke3 Nc5 59. Nc3+ Ke5 60. f4+ Ke6 61. Ne4 Nb3 62. g3 f5 63. Nf2 Nc5 64. gxf5+ Kxf5 65. g4+ Ke6 66. Ne4 Nd7 67. Ng3 Nf6 68. Kf3 Nd7 69. f5+ gxf5 70. Nxf5 Ne5+ 1/2-1/2

[Event "BL2 Sued 0102 (Women)"]
[Site "Germany"]
[Date "2002.01.20"]
[Round "5.6"]
[White "Wraga, Teresa"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C26"]
[WhiteElo "1499"]
[BlackElo "1672"]
[PlyCount "54"]
[EventDate "2001.10.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Oesede Georgsmarienhuette"]
[BlackTeam "Dortmund Brackel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. Nge2 Be7 6. 0-0 Be6 7. d3 Qd7 8. f4 Bh3 9. f5 Bxg2 10. Kxg2 0-0-0 11. Nd5 h5 12. h3 Rdg8 13. Bd2 g6 14. Nxf6 Bxf6 15. Nc3 gxf5 16. exf5 Bh4 17. g4 hxg4 18. hxg4 Nd4 19. Ne4 Nxf5 20. g5 Bxg5 21. Nxg5 f6 22. Rh1 Qc6+ 23. Qf3 Nh4+ 24. Rxh4 Rxh4 25. Qxc6 bxc6 26. Rh1 Rxh1 27. Kxh1 fxg5 0-1

[Event "GER-chT U20 Girls"]
[Site "Hamburg"]
[Date "2001.12.30"]
[Round "7.4"]
[White "Koester, Sabrina"]
[Black "Stejskal, Janina Maria"]
[Result "1-0"]
[ECO "D09"]
[WhiteElo "1671"]
[BlackElo "1630"]
[PlyCount "109"]
[EventDate "2001.12.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Nge7 8. Bg2 Ng6 9. 0-0 Ngxe5 10. Nxe5 Nxe5 11. Nf3 Nxf3+ 12. Bxf3 0-0 13. Qc2 Qe7 14. Rfd1 c5 15. a3 Rb8 16. Rab1 b6 17. b4 Bb7 18. Bxb7 Rxb7 19. Qd3 Rd7 20. Rb2 f5 21. b5 f4 22. Rbd2 fxg3 23. hxg3 Qf7 24. e3 dxe3 25. Qxd7 exd2 26. Qxf7+ Kxf7 27. Rxd2 Re8 28. Kg2 Re4 29. Kf3 Re6 30. a4 Ke7 31. a5 Rd6 32. Re2+ Kd7 33. axb6 axb6 34. Re4 h6 35. Rg4 g6 36. Re4 Rd3+ 37. Ke2 Rd6 38. Kf3 Rf6+ 39. Kg2 Re6 40. Rg4 Kd6 41. Kf3 g5 42. Re4 Re5 43. g4 h5 44. Rxe5 Kxe5 45. gxh5 Kf5 46. Kg3 Ke5 47. Kg4 Kf6 48. h6 Kg6 49. h7 Kxh7 50. Kxg5 Kg7 51. Kf5 Kf7 52. f4 Ke7 53. Kg6 Kf8 54. Kf6 Ke8 55. Kg7 1-0

[Event "GER-chT U20 Girls"]
[Site "Hamburg"]
[Date "2001.12.29"]
[Round "5.4"]
[White "Koester, Sabrina"]
[Black "Beltz, Carmen"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1671"]
[BlackElo "1535"]
[PlyCount "87"]
[EventDate "2001.12.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Qc2 Be6 6. Bf4 c6 7. e3 Nf6 8. Bd3 Nbd7 9. Nf3 0-0 10. 0-0 Rc8 11. Qb3 Qb6 12. Qxb6 Nxb6 13. Rac1 c5 14. dxc5 Bxc5 15. Nb5 Nbd7 16. Nbd4 Bxd4 17. Nxd4 Nc5 18. Bf5 Rfe8 19. b4 Nce4 20. Rxc8 Bxc8 21. Rc1 Bxf5 22. Nxf5 g6 23. Nd4 Re7 24. f3 g5 25. Rc8+ Re8 26. Rxe8+ Nxe8 27. fxe4 gxf4 28. exd5 fxe3 29. Nf5 e2 30. Kf2 Nf6 31. d6 Kf8 32. Kxe2 Ke8 33. Kd3 Kd7 34. Kd4 Ke6 35. Nh6 Nd7 36. g4 Ne5 37. h3 Kxd6 38. Nf5+ Ke6 39. Ng7+ Kd6 40. Ne8+ Ke6 41. Nc7+ Kf6 42. Nd5+ Ke6 43. Nc7+ Kf6 44. Nd5+ 1/2-1/2

[Event "GER-chT U20 Girls"]
[Site "Hamburg"]
[Date "2001.12.29"]
[Round "6.4"]
[White "Walther, Madlen"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "1654"]
[BlackElo "1671"]
[PlyCount "51"]
[EventDate "2001.12.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. g4 c5 8. Nge2 cxd4 9. Nxd4 Ne5 10. Qd2 Qb6 11. 0-0-0 Qc7 12. h4 Nxc4 13. Bxc4 Qxc4 14. h5 Bd7 15. hxg6 fxg6 16. Bh6 Qf7 17. Bxg7 Qxg7 18. Rdg1 Rac8 19. Kb1 Rc4 20. Nf5 Bxf5 21. gxf5 Rc5 22. fxg6 h5 23. f4 Qh6 24. Rg5 Rxg5 25. fxg5 Nxe4 26. Qd5+ 1-0

[Event "GER-chT U20 Girls"]
[Site "Hamburg"]
[Date "2001.12.27"]
[Round "3.4"]
[White "Koester, Sabrina"]
[Black "Woehl, Ulrike"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1671"]
[BlackElo "1595"]
[PlyCount "91"]
[EventDate "2001.12.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Qc2 Be6 6. Bf4 c6 7. e3 Nf6 8. Bd3 0-0 9. Nf3 Nbd7 10. 0-0 Rc8 11. Rab1 c5 12. Qa4 a6 13. dxc5 Nxc5 14. Qd1 Nxd3 15. Qxd3 Qd7 16. Nd4 Rfd8 17. Rbc1 h6 18. Rfd1 Bg4 19. Rd2 Bh5 20. f3 Bg6 21. Qf1 Bb4 22. Nde2 Qe7 23. Rcd1 Qe6 24. a3 Bc5 25. Nd4 Qe7 26. Nce2 Nh5 27. Qe1 Re8 28. Kh1 Bh7 29. Qf2 g5 30. Bg3 Qxe3 31. Qxe3 Rxe3 32. Bf2 Re5 33. Kg1 Rce8 34. Kf1 Bxd4 35. Nxd4 Nf6 36. Re2 Rxe2 37. Nxe2 b5 38. Bd4 Re6 39. Bxf6 Rxf6 40. Rxd5 g4 41. Nd4 gxf3 42. Nxf3 Be4 43. Rd8+ Kg7 44. Ke2 Bxf3+ 45. gxf3 Kg6 46. Kf2 1/2-1/2

[Event "GER-chT U20 Girls"]
[Site "Hamburg"]
[Date "2001.12.27"]
[Round "2.4"]
[White "Rogalski, Lilli"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1331"]
[BlackElo "1671"]
[PlyCount "86"]
[EventDate "2001.12.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[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. Bc4 Nf6 4. d3 Be7 5. 0-0 d6 6. h3 0-0 7. Be3 Be6 8. Bb3 Bxb3 9. axb3 d5 10. exd5 Nxd5 11. Nc3 Nxe3 12. fxe3 Bc5 13. Qe2 Qe7 14. Ne4 f5 15. Nxc5 Qxc5 16. Kh1 Rae8 17. Ra4 e4 18. dxe4 Rxe4 19. Rxe4 fxe4 20. Nh2 Rxf1+ 21. Nxf1 Nb4 22. c3 Nd3 23. Nd2 Qf5 24. Nc4 b5 25. Na3 a6 26. c4 c6 27. Nc2 Qf6 28. cxb5 cxb5 29. Nd4 Qf2 30. Qxf2 Nxf2+ 31. Kg1 Nd1 32. Nc2 Kf7 33. Kf1 Ke6 34. Ke2 Nxb2 35. Nd4+ Kd5 36. Kd2 Nd3 37. Nc2 a5 38. Kc3 a4 39. b4 Nc1 40. Na3 Na2+ 41. Kb2 Nxb4 42. Nxb5 Kc4 43. Nc3 a3+ 0-1

[Event "GER-chT U20 Girls"]
[Site "Hamburg"]
[Date "2001.12.26"]
[Round "1.4"]
[White "Koester, Sabrina"]
[Black "Dshurowa, Petra"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1671"]
[BlackElo "1356"]
[PlyCount "71"]
[EventDate "2001.12.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 Nxd5 6. Nxd5 cxd5 7. Nf3 Nb6 8. e3 Qd6 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. 0-0 e6 12. Rc1 Bd6 13. Bh4 0-0 14. Bg3 Bxg3 15. hxg3 f6 16. Qe2 Rac8 17. b3 Rc6 18. Rc5 Rfc8 19. Rfc1 a6 20. Qd3 Rxc5 21. Rxc5 Rxc5 22. dxc5 Nc8 23. Qc3 Ne7 24. b4 e5 25. Qb3 Qb5 26. a4 Qc4 27. Qxc4 dxc4 28. b5 Kf7 29. e4 Ke6 30. Ne1 f5 31. f3 g6 32. Kf2 axb5 33. axb5 Nc8 34. Nc2 b6 35. c6 Kd6 36. Ke3 1-0

[Event "BL2 Sued 0102 (Women)"]
[Site "Germany"]
[Date "2001.12.02"]
[Round "4.6"]
[White "Quadt, Sabine"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1790"]
[BlackElo "1672"]
[PlyCount "65"]
[EventDate "2001.10.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Wattenscheid"]
[BlackTeam "Dortmund Brackel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Re1 Nbd7 7. e4 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Bg5 Qxd1 11. Rxd1 h6 12. Be3 Be6 13. Nc3 c6 14. Rd2 Nd7 15. Ne2 Nb6 16. b3 Rfd8 17. Rad1 Rxd2 18. Rxd2 Kh7 19. c4 Nd7 20. f4 a5 21. h3 a4 22. g4 exf4 23. Nxf4 Nf8 24. Bc5 axb3 25. axb3 Ra1+ 26. Kf2 Rb1 27. Bxf8 Bxf8 28. Nxe6 fxe6 29. Rd7+ Bg7 30. Rxb7 Kg8 31. b4 Bd4+ 32. Ke2 Rb2+ 33. Kf3 1/2-1/2

[Event "BL2 Sued 0102 (Women)"]
[Site "Germany"]
[Date "2001.10.28"]
[Round "2.6"]
[White "Koester, Sabrina"]
[Black "Haecker, Gabriele"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "1672"]
[BlackElo "1884"]
[PlyCount "80"]
[EventDate "2001.10.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Dortmund Brackel"]
[BlackTeam "Stuttgart Wolfbusch"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 Be7 7. Qc2 0-0 8. Nf3 c6 9. Bd3 Re8 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Rab1 Nf8 13. b4 a6 14. a4 b5 15. axb5 axb5 16. Ne5 Bb7 17. Rfc1 f6 18. Nf3 Nd6 19. Nd2 Nc4 20. Nxc4 dxc4 21. Be4 Qd7 22. Rd1 Red8 23. d5 Qc7 24. dxc6 Bxc6 25. Bxc6 Qxc6 26. Rxd8 Rxd8 27. Rd1 Ne6 28. Rxd8+ Nxd8 29. Qf5 Qa8 30. Qb1 Qa6 31. h3 Nc6 32. Kh2 Ne5 33. Qf5 g6 34. Qe4 Qc6 35. Qxc6 Nxc6 36. Nxb5 Nxb4 37. Nc3 Kf7 38. Kg3 Ke6 39. Kf4 Nd5+ 40. Nxd5 Kxd5 0-1

[Event "BL2 Sued 0102 (Women)"]
[Site "Germany"]
[Date "2001.10.27"]
[Round "1.6"]
[White "Tammert, Iamze"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2235"]
[BlackElo "1672"]
[PlyCount "79"]
[EventDate "2001.10.27"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Baden Oos"]
[BlackTeam "Dortmund Brackel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 d6 6. Nf3 Nbd7 7. 0-0 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qxd8 Rxd8 11. Bg5 Rf8 12. Nd5 Nxd5 13. cxd5 Bd7 14. Rac1 Rac8 15. Rc2 c6 16. dxc6 Bxc6 17. Rfc1 h6 18. Be3 Rfd8 19. Bxc6 Rxc6 20. Rxc6 bxc6 21. Rxc6 Rd1+ 22. Kg2 Rb1 23. b3 Rb2 24. Ra6 Rxe2 25. Rxa7 Rb2 26. Bc5 g5 27. g4 Rc2 28. b4 Rc4 29. h3 e4 30. Re7 Bc3 31. a3 Bb2 32. Ra7 Bd4 33. Bxd4 Rxd4 34. b5 Rd2 35. Kf1 Rb2 36. a4 Rb3 37. Ra6 Rxh3 38. a5 Rb3 39. Rb6 Rf3 40. a6 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "2"]
[White "Hermann, Julia"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "C41"]
[PlyCount "43"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. f3 0-0 7. Be3 Bd7 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Qxd4 Bc6 11. g4 Nd7 12. Be2 Bf6 13. Qd2 a6 14. g5 Be7 15. h4 Bb5 16. Rdg1 Nb6 17. h5 Bxe2 18. Qxe2 d5 19. Bxb6 Bxg5+ 20. Be3 Bxe3+ 21. Qxe3 d4 22. Qh6 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "1"]
[White "Koester, Sabrina"]
[Black "Farkas, Tali"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "45"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Qe7 6. e3 Ngxe5 7. Nxe5 Nxe5 8. Be2 Qe6 9. Nd2 Bb4 10. Rc1 d6 11. Bxe5 Qxe5 12. Qa4+ Bd7 13. Qxb4 Bc6 14. Bf3 Bxf3 15. Nxf3 Qf5 16. Qxb7 Qc8 17. Qxc8+ Rxc8 18. Ke2 Rb8 19. b3 Ke7 20. c5 dxc5 21. Rxc5 Rhc8 22. Rhc1 Rb7 23. Nd4 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "5"]
[White "Koester, Sabrina"]
[Black "Gorka, Christiane"]
[Result "1-0"]
[ECO "A87"]
[PlyCount "103"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 f5 4. d4 Nf6 5. c4 d6 6. Qc2 0-0 7. 0-0 Nc6 8. b3 e5 9. dxe5 dxe5 10. Bb2 Qe8 11. Rd1 h6 12. Nc3 e4 13. Nd4 Nxd4 14. Rxd4 Ng4 15. Rdd1 c6 16. Na4 Ne5 17. f4 Nf7 18. Bxg7 Kxg7 19. Rd2 Qe7 20. Rad1 Be6 21. Qc3+ Kh7 22. Qe3 b6 23. Nc3 Rad8 24. Rxd8 Rxd8 25. Qc1 Qc5+ 26. Kf1 Rd4 27. e3 Rxd1+ 28. Nxd1 Qd6 29. Nf2 Nd8 30. Qd1 Qxd1+ 31. Nxd1 Nb7 32. g4 Nc5 33. gxf5 gxf5 34. Nf2 a5 35. Ke1 a4 36. Bh3 Kg6 37. b4 Nd3+ 38. Nxd3 exd3 39. a3 Bxc4 40. Kd2 Kf6 41. Bg2 c5 42. bxc5 bxc5 43. Bc6 Ba6 44. Bxa4 c4 45. Bd7 Bb7 46. a4 Ba6 47. a5 Kg6 48. h3 Bb7 49. Bb5 Bd5 50. a6 Kf6 51. a7 Ke7 52. Bxc4 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "7"]
[White "Koester, Sabrina"]
[Black "Kasten, Nadine"]
[Result "1/2-1/2"]
[ECO "E91"]
[PlyCount "108"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nf3 Bg4 6. d5 Ne5 7. Be2 Bxf3 8. Bxf3 Nf6 9. 0-0 0-0 10. Be2 Ned7 11. Be3 c6 12. Qd2 cxd5 13. cxd5 Nc5 14. f3 Rc8 15. Rac1 a6 16. Rc2 Rc7 17. Rfc1 b5 18. b4 Ncd7 19. a4 bxa4 20. Nxa4 Rxc2 21. Rxc2 Nb8 22. Qc3 Nxd5 23. Qd2 Nxe3 24. Qxe3 Qd7 25. Nb6 Qa7 26. Kf1 Nd7 27. Nd5 Qxe3 28. Nxe3 Nb8 29. Ra2 Rc8 30. Nd5 Rc1+ 31. Kf2 Bd4+ 32. Kg3 e6 33. Rd2 Be5+ 34. f4 exd5 35. fxe5 dxe5 36. Rxd5 Nc6 37. Rc5 Rxc5 38. bxc5 Nb8 39. Bc4 Nd7 40. c6 Nb6 41. Bxa6 Na8 42. Kg4 Nc7 43. Bc8 f6 44. h4 h6 45. Kf3 Kf7 46. Kg4 Ne6 47. h5 f5+ 48. Kg3 f4+ 49. Kg4 gxh5+ 50. Kxh5 Nc7 51. Kxh6 Kf6 52. Kh5 Nb5 53. Bg4 Nd4 54. Bd7 Nb5 1/2-1/2

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "3"]
[White "Koester, Sabrina"]
[Black "Wiersma, Friederike"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "101"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Qc2 Nc6 6. e3 e5 7. dxe5 Nxe5 8. Bb5+ Nc6 9. Nf3 a6 10. Ba4 Bd6 11. Nd4 Bd7 12. Nxc6 Bxc6 13. Bxc6+ bxc6 14. 0-0 0-0 15. b3 Ng4 16. h3 Nh2 17. Rd1 Qg5 18. Qe2 Qf6 19. Bb2 Rfe8 20. Ne4 Qg6 21. Nxd6 Qxd6 22. g3 Re6 23. Kxh2 Rh6 24. Qg4 Rg6 25. Qf4 Qd7 26. Kg2 Rh6 27. Qg4 Qxg4 28. hxg4 Rc8 29. Rac1 Rd6 30. e4 Rcd8 31. exd5 cxd5 32. Rd2 g6 33. Rdc2 f6 34. Rc8 Rxc8 35. Rxc8+ Kf7 36. Rc7+ Kg8 37. Rc1 d4 38. Rd1 d3 39. Kf3 Kf7 40. Ke3 Ke6 41. Rxd3 Rxd3+ 42. Kxd3 f5 43. gxf5+ gxf5 44. Kd4 h5 45. Bc1 Kd6 46. Bf4+ Ke6 47. b4 Kd7 48. Kc5 Ke6 49. a4 Kd7 50. b5 axb5 51. axb5 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "6"]
[White "Lennartz, Christina"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "E61"]
[PlyCount "44"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. e3 Nbd7 7. Be2 Qe8 8. Qc2 e5 9. dxe5 Nxe5 10. h3 Nfd7 11. 0-0 Nxf3+ 12. Bxf3 Ne5 13. Be2 Bd7 14. Rad1 Bc6 15. Nd5 Rc8 16. b3 Bxd5 17. cxd5 c6 18. dxc6 Qxc6 19. Qxc6 Rxc6 20. Rc1 Rfc8 21. Rxc6 Rxc6 22. Bxe5 dxe5 1/2-1/2

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2001.??.??"]
[Round "4"]
[White "Schulte, Stefanie"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2115"]
[PlyCount "78"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Bc4 f6 8. Be3 Nh6 9. f3 Bd6 10. Nc3 c6 11. g4 Ke7 12. 0-0-0 Be6 13. Bxe6 Kxe6 14. Bxh6 gxh6 15. Rd3 Rad8 16. Rhd1 Bc7 17. Ne2 Rxd3 18. Rxd3 Rd8 19. Rb3 Bb6 20. a4 Rd7 21. Ra3 Bc5 22. Rb3 Bb6 23. h4 h5 24. gxh5 Bf2 25. a5 a6 26. Rd3 Rxd3 27. cxd3 Bxh4 28. Kd2 Bf2 29. Nc3 Kf7 30. Nd1 Bd4 31. Ne3 Bxb2 32. Nc4 Ba3 33. Kc3 c5 34. Nd6+ Ke7 35. Nxb7 Kd7 36. Kc4 Kc6 37. Nd8+ Kd7 38. Nb7 Kc6 39. Nd8+ Kd7 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.10"]
[Round "9"]
[White "Polushkina, Svetlana"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2092"]
[PlyCount "71"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. Nf3 Nbc6 6. Nxe5 Nxe5 7. f4 Ng6 8. Be3 Bb4+ 9. Nd2 Qf6 10. a3 Bxd2+ 11. Qxd2 b6 12. 0-0-0 Qc6 13. Qd4 f6 14. Be2 Bb7 15. Bf3 Nh4 16. Bh5+ g6 17. Bg4 0-0-0 18. g3 Ng2 19. Bf2 Qxe4 20. Qxe4 Bxe4 21. Rhg1 Rhe8 22. Bh3 Bf3 23. Rd3 Be2 24. Rc3 Nxf4 25. gxf4 Re4 26. Re1 Rde8 27. Kd2 Kd8 28. Bg2 R4e6 29. Bd5 Rd6 30. Rxe2 c6 31. Rxe8+ Kxe8 32. Re3+ Kf8 33. Bg3 cxd5 34. f5 Rc6 35. cxd5 Rc4 36. Kd3 1-0

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.09"]
[Round "8"]
[White "Koester, Sabrina"]
[Black "Pielawa, Susanne"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "103"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 0-0 8. Bd3 h6 9. Bh4 Re8 10. Nf3 Ne4 11. Bxe7 Qxe7 12. 0-0 Nd7 13. Rab1 Ndf6 14. b4 a6 15. Na4 Qc7 16. Nc5 b6 17. Nb3 Bb7 18. Rfc1 Ng4 19. Re1 Qd6 20. Nbd2 Nxd2 21. Qxd2 Rac8 22. h3 Nf6 23. Rec1 Re7 24. Qe2 a5 25. bxa5 bxa5 26. Ba6 Rcc7 27. Bxb7 Rxb7 28. Rxb7 Rxb7 29. Qa6 Rb5 30. Ne5 Qa3 31. Qxc6 Rb2 32. Qc8+ Qf8 33. Qa6 Rxa2 34. Rc8 Ne8 35. Qc6 Kh7 36. Qxe8 Qxe8 37. Rxe8 f6 38. Nd7 Kg6 39. Nb6 Ra1+ 40. Kh2 Ra2 41. Kg3 a4 42. Nxd5 Kg5 43. Re7 Kg6 44. Ra7 Ra1 45. Nc3 a3 46. Nb5 a2 47. Nc3 Rc1 48. Nxa2 Ra1 49. Ra6 Kf5 50. Nb4 Rb1 51. Nc6 Rd1 52. Ne7+ 1-0

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.08"]
[Round "7"]
[White "Bauer, Kerstin"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A52"]
[PlyCount "30"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. a3 Ngxe5 8. Nxe5 Nxe5 9. e3 Bxd2+ 10. Qxd2 d6 11. Be2 Bd7 12. Rc1 Ng6 13. Bg3 Be6 14. 0-0 h5 15. f3 Qg5 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.07"]
[Round "6"]
[White "Koester, Sabrina"]
[Black "Boeck, Katharina"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "103"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. Qc2 Nf6 7. e3 Bg4 8. Bd3 Nbd7 9. Nf3 Qb6 10. Ne5 h6 11. Nxg4 Nxg4 12. 0-0 0-0 13. Rab1 Qd8 14. b4 Nb6 15. Na4 Nf6 16. Nc5 Qc8 17. Bf5 Nbd7 18. b5 Bxc5 19. dxc5 Re8 20. Rb2 Ne4 21. Rfb1 Nexc5 22. bxc6 bxc6 23. Rc1 Ne6 24. Qxc6 Qxc6 25. Rxc6 Nb6 26. Bg3 d4 27. Bxe6 Rxe6 28. Rxe6 fxe6 29. exd4 Rc8 30. h3 h5 31. Re2 Kf7 32. Re5 g6 33. Ra5 Ra8 34. Ra6 Nd5 35. Bd6 Nb6 36. Bc5 Nc8 37. f3 g5 38. Kf2 h4 39. g3 Ne7 40. Rxa7 Rxa7 41. Bxa7 Nc6 42. Bc5 Kg6 43. a4 Nb8 44. a5 hxg3+ 45. Kxg3 Kf5 46. Bd6 Na6 47. h4 gxh4+ 48. Kxh4 Kf6 49. Kg4 Kg6 50. Kf4 Kf6 51. Ke4 Kf7 52. Ke5 1-0

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.06"]
[Round "5"]
[White "Diehle, Julia"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A24"]
[PlyCount "46"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. d3 d6 6. Rb1 e5 7. b4 Nbd7 8. e3 Ne8 9. Nge2 f5 10. 0-0 Nef6 11. Ba3 h5 12. b5 h4 13. Nd5 g5 14. f4 hxg3 15. hxg3 Ng4 16. Bf3 gxf4 17. exf4 exf4 18. Nexf4 Nde5 19. Bc1 Nxf3+ 20. Qxf3 Bd4+ 21. Kg2 Kg7 22. Ne2 Bb6 23. Rh1 Kf7 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.06"]
[Round "4"]
[White "Koester, Sabrina"]
[Black "Piochacz, Petra"]
[Result "1/2-1/2"]
[ECO "D08"]
[PlyCount "33"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Bg5 Be7 6. Bxe7 Ngxe7 7. Nbd2 Ng6 8. Nb3 Ngxe5 9. Nxe5 Nxe5 10. Qxd4 Qxd4 11. Nxd4 Nxc4 12. b3 Nd6 13. e3 0-0 14. Be2 c5 15. Nf3 Be6 16. 0-0 h6 17. Rfd1 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.05"]
[Round "3"]
[White "Fliter, Irena"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2099"]
[PlyCount "75"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. a4 Bb7 9. Nc3 b4 10. Nd5 Nxd5 11. Bxd5 d6 12. d4 Bf6 13. dxe5 dxe5 14. Be3 Rb8 15. Qe2 a5 16. Rad1 Nd4 17. Nxd4 exd4 18. Bxd4 Bxd5 19. Bxf6 Qxf6 20. Rxd5 Qxb2 21. Rxa5 Ra8 22. Rc5 Rxa4 23. Rxc7 b3 24. e5 Ra1 25. e6 fxe6 26. Qxe6+ Kh8 27. Rf7 Rfa8 28. cxb3 Rxe1+ 29. Qxe1 Kg8 30. Ra7 Rf8 31. h3 Qxb3 32. Qe7 Qb1+ 33. Kh2 Qb8+ 34. Rc7 Qb2 35. Qe6+ Kh8 36. Rc8 Qxf2 37. Qg4 Kg8 38. Rxf8+ 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.04"]
[Round "1"]
[White "Bader, Katharina"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "79"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Qg6 7. Be2 Bxd4 8. Bxd4 Nxd4 9. cxd4 Qxg2 10. Bf3 Qg6 11. Nc3 Ne7 12. Qd2 Qf6 13. Qe3 c6 14. 0-0-0 Ng6 15. Ne2 Nh4 16. Bg4 d6 17. Rhg1 h5 18. Bxc8 Rxc8 19. f4 Ng6 20. Rg5 Ne7 21. Rdg1 g6 22. Kb1 Kf8 23. Qf3 d5 24. e5 Qe6 25. Qa3 a6 26. f5 gxf5 27. Nf4 Qd7 28. Nxh5 Qe6 29. Nf6 c5 30. dxc5 Rc6 31. Qa5 Qc8 32. Qb4 Ng6 33. Qd4 Rxc5 34. Nd7+ Qxd7 35. Qxc5+ Ke8 36. Qf2 Qe6 37. Rf1 Nxe5 38. Rxf5 Qg6 39. Qc2 Nd7 40. Qc8+ 1-0

[Event "GER-ch U18 Girls"]
[Site "Ueberlingen"]
[Date "2000.06.04"]
[Round "2"]
[White "Koester, Sabrina"]
[Black "Schulz, Susanne"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "141"]
[EventDate "2000.06.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Bd3 Be7 8. Qc2 h6 9. Bh4 0-0 10. Nf3 Re8 11. 0-0 Nh5 12. Bxe7 Qxe7 13. Rab1 Nhf6 14. b4 Nb6 15. Nd2 Be6 16. Na4 Nxa4 17. Qxa4 b5 18. Qc2 Rec8 19. a3 Nd7 20. Nb3 Nb6 21. Nc5 Nc4 22. Qc3 Qc7 23. a4 a6 24. Ra1 Qe7 25. Ra2 Qe8 26. Rfa1 Rcb8 27. axb5 axb5 28. Na6 Rc8 29. Nc7 Rxc7 30. Rxa8 Rc8 31. Rxc8 Bxc8 32. Ra8 g6 33. Be2 Kh7 34. Bg4 Nb6 35. Rb8 Qe4 36. Bd1 Qb1 37. Qc2 Qxb4 38. Kf1 Qa5 39. Qxc6 Qd2 40. Qc2 Qb4 41. Rxb6 Bf5 42. Qe2 Qc3 43. Qe1 Qc7 44. Ra6 Qxh2 45. Ra3 h5 46. Ke2 Qxg2 47. Kd2 h4 48. Qe2 h3 49. Qf3 Kg7 50. e4 Qg5+ 51. Qe3 Qxe3+ 52. Rxe3 dxe4 53. Re1 g5 54. Ke3 b4 55. Bc2 Bd7 56. Bxe4 f5 57. Bd5 Ba4 58. Rb1 Kf6 59. Rxb4 Bd1 60. Rb1 f4+ 61. Kd3 Bg4 62. Rb6+ Kg7 63. Be6 h2 64. Bd5 Bh3 65. Rb1 g4 66. Bh1 f3 67. Ke3 g3 68. fxg3 Bg2 69. Kf2 Kf6 70. Bxg2 fxg2 71. Kxg2 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.29"]
[Round "7"]
[White "Sporkert, Corina"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C84"]
[PlyCount "96"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Be7 7. 0-0 0-0 8. d3 Bb7 9. Bg5 b4 10. Nd5 Nxd5 11. Bxe7 Ndxe7 12. d4 exd4 13. Nxd4 Nxd4 14. Qxd4 a5 15. Rad1 d6 16. e5 dxe5 17. Qxd8 Rfxd8 18. Rxd8+ Rxd8 19. c3 bxc3 20. bxc3 Ng6 21. Rd1 Rxd1+ 22. Bxd1 f6 23. Bf3 Bxf3 24. gxf3 Nf4 25. c4 Ne2+ 26. Kf1 Nc3 27. a3 Nb1 28. a4 Nc3 29. Ke1 Nxa4 30. Kd2 Kf7 31. h4 Nc5 32. Kc3 Ke6 33. Kb2 Kd6 34. Ka3 Nd3 35. Ka4 Kc5 36. Kxa5 Kxc4 37. Ka6 c5 38. Kb6 Kb3 39. Kc6 c4 40. Kd6 c3 41. Ke6 c2 42. Kf7 c1Q 43. Kxg7 Qg5+ 44. Kxh7 Qxh4+ 45. Kg7 Qxf2 46. Kf7 Qxf3 47. Ke6 Nc5+ 48. Kf7 Ne6 0-1

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.28"]
[Round "6"]
[White "Hermann, Julia"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C78"]
[PlyCount "46"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. Nxe5 Nxe5 8. d4 Bxd4 9. Qxd4 Nc6 10. Qd3 0-0 11. Bg5 h6 12. Bh4 Ne5 13. Qe2 Ng6 14. Bg3 Re8 15. f3 Bb7 16. c4 b4 17. c5 Nh5 18. Bf2 a5 19. Nd2 Ba6 20. Bc4 Nhf4 21. Qd1 Bxc4 22. Nxc4 Qg5 23. Bg3 Qxc5+ 0-1

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.27"]
[Round "5"]
[White "Koester, Sabrina"]
[Black "Welte, Cornelia"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "31"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. Qc2 0-0 7. e3 Be6 8. Bd3 h6 9. Bh4 Nbd7 10. Nf3 Rc8 11. 0-0 c6 12. Rab1 Nh5 13. Bxe7 Qxe7 14. b4 Nb6 15. Ne5 Nf6 16. Na4 1/2-1/2

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.26"]
[Round "4"]
[White "Koester, Sabrina"]
[Black "Kamrad, Brigitte"]
[Result "1-0"]
[ECO "D90"]
[PlyCount "111"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 g6 5. cxd5 cxd5 6. e3 Bg7 7. Bd3 0-0 8. Nf3 Bg4 9. h3 Bxf3 10. Qxf3 e6 11. 0-0 Nc6 12. a3 Nh5 13. Bh2 Qb6 14. Qe2 Nf6 15. Rac1 Rac8 16. Na4 Qd8 17. Nc5 Qe7 18. b4 Nb8 19. Rc2 b6 20. Na6 Rxc2 21. Qxc2 Nbd7 22. Qc7 Qd8 23. Qxa7 Qa8 24. Qxa8 Rxa8 25. Rc1 Ne4 26. Rc7 Ndf6 27. Rc6 Nd7 28. Rc7 Nef6 29. Bb5 Bf8 30. Bg3 Rd8 31. Bh4 Bd6 32. Rxd7 Rxd7 33. Bxd7 Nxd7 34. Bd8 Kf8 35. Bc7 Bxc7 36. Nxc7 Ke7 37. Nb5 e5 38. Kf1 Ke6 39. Ke2 h5 40. a4 exd4 41. Nxd4+ Kd6 42. Kd2 Nb8 43. Kc3 Na6 44. Kb3 f6 45. a5 bxa5 46. bxa5 Kc5 47. Ka4 g5 48. Ne6+ Kc4 49. g3 g4 50. h4 f5 51. Ng7 Nc5+ 52. Ka3 Kb5 53. Nxh5 Kxa5 54. Nf6 Ne4 55. Nxe4 fxe4 56. h5 1-0

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.25"]
[Round "3"]
[White "Diebig, Maja"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "22"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. h3 Be6 7. Bb3 0-0 8. 0-0 Bxb3 9. axb3 Nd7 10. Nd5 f5 11. Qe2 f4 1/2-1/2

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.25"]
[Round "2"]
[White "Koester, Sabrina"]
[Black "Kouznetsova, Elena"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "90"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 g6 6. Bf4 Nf6 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. Nf3 Be7 11. 0-0 0-0 12. Rab1 a5 13. Qc2 Nb6 14. Na4 Nxa4 15. Qxa4 Ne4 16. Qc2 Qd7 17. a3 f6 18. Nd2 Nd6 19. Nb3 b6 20. Rfc1 Rac8 21. Nd2 Nf5 22. b4 axb4 23. axb4 b5 24. Qc3 g5 25. Bg3 h5 26. h3 Nxg3 27. fxg3 Bd6 28. Nf1 Qe7 29. Qc2 Kg7 30. Qc3 Rc7 31. Qa3 Ra7 32. Qc3 Rc8 33. Rc2 Ra4 34. Rcb2 Qc7 35. Qe1 Ra3 36. Rb3 Rca8 37. Rxa3 Rxa3 38. Rb2 Ra4 39. Qc1 Bxb4 40. Rc2 Ra6 41. Qb2 Bd6 42. e4 dxe4 43. d5 Qb6+ 44. Rf2 Be5 45. Qb4 Ra7 0-1

[Event "NRW-ch U18 Girls"]
[Site "Bergneustadt"]
[Date "2000.04.24"]
[Round "1"]
[White "Strack, Petra"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "86"]
[EventDate "2000.04.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Bg5 d6 6. h3 Be6 7. Bb5 0-0 8. 0-0 Nd7 9. Be3 f5 10. Nc3 f4 11. Bc1 Qe8 12. d4 exd4 13. Nxd4 Nxd4 14. Qxd4 f3 15. Bc4 Qg6 16. g3 Kh8 17. Bxe6 Qxe6 18. Kh2 Bf6 19. Qd5 Qxd5 20. Nxd5 Bd8 21. Bf4 Nf6 22. Nc3 Nd7 23. Rfe1 Nb6 24. Rad1 Bf6 25. Rd3 Be7 26. Rxf3 g5 27. Nd5 gxf4 28. Nxe7 fxg3+ 29. Kxg3 Rxf3+ 30. Kxf3 Rf8+ 31. Nf5 d5 32. Kf4 dxe4 33. Rxe4 Nd5+ 34. Ke5 Nb6 35. Rd4 Kg8 36. Rg4+ Kh8 37. Rg7 Rxf5+ 38. Kxf5 Kxg7 39. Ke6 Kf8 40. f4 Ke8 41. f5 Nd7 42. f6 Nf8+ 43. Ke5 Kf7 0-1

[Event "GER-chT U20 Girls"]
[Site "Neumuenster"]
[Date "2000.??.??"]
[Round "6"]
[White "Beltz, Carmen"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "50"]
[EventDate "2000.12.??"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Qg6 7. Nd2 Bb6 8. g3 Nxd4 9. Bxd4 Nf6 10. Bg2 d6 11. 0-0 0-0 12. Re1 Re8 13. e5 dxe5 14. Bxe5 Ng4 15. Bd4 Rxe1+ 16. Qxe1 Bd7 17. Bxb6 Qxb6 18. Nb3 Re8 19. Qd2 Bc6 20. Re1 Rxe1+ 21. Qxe1 Nf6 22. Qd2 h6 23. Nd4 Bxg2 24. Kxg2 Qd6 25. Qe2 Qd5+ 1/2-1/2

[Event "GER-chT U20 Girls"]
[Site "Neumuenster"]
[Date "2000.??.??"]
[Round "2"]
[White "Gimmerthal, Ina"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "108"]
[EventDate "2000.12.??"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. c3 0-0 5. Bd3 d6 6. 0-0 Qe8 7. Nbd2 Nbd7 8. e4 e5 9. Re1 Nh5 10. Nb3 f6 11. Bd2 Nb6 12. Qc1 Bg4 13. Qd1 Qd7 14. h3 Be6 15. d5 Bf7 16. Qc1 f5 17. c4 fxe4 18. Bxe4 Kh8 19. Bh6 Bg8 20. Bxg7+ Qxg7 21. Ng5 Qf6 22. Bf3 Nf4 23. Ne4 Qf7 24. Qc2 Nxh3+ 25. Kf1 Nf4 26. Nbd2 Qg7 27. g3 Nh5 28. Bg4 Nf6 29. Nxf6 Rxf6 30. Ne4 Rf7 31. Ng5 Rff8 32. Be6 h6 33. Bxg8 Qxg8 34. Ne6 Rf7 35. Kg2 Rh7 36. Rh1 c6 37. Qd3 Re8 38. Rh2 cxd5 39. cxd5 Nxd5 40. Qxd5 Qxe6 41. Qd2 g5 42. Rah1 Qf6 43. Qd3 e4 44. Qb5 Rf8 45. Rf1 Qf3+ 46. Kg1 e3 47. fxe3 Qxe3+ 48. Kh1 Qe4+ 49. Kg1 Rxf1+ 50. Qxf1 Qe7 51. Rf2 Kg8 52. Qc4+ Rf7 53. Qc8+ Qf8 54. Rxf7 Qxc8 0-1

[Event "BL2 West 0001 (Women)"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Kindermann, Gabriele"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "120"]
[EventDate "2000.??.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Nd5 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 0-0 9. Bc4 Nb6 10. Bb3 d6 11. d5 Nxe5 12. 0-0 Bg4 13. Re1 Nxf3+ 14. Nxf3 Qf6 15. Rc1 Bxf3 16. Qxf3 Qxf3 17. gxf3 Rac8 18. Rc3 Nd7 19. f4 Nc5 20. Bc2 Rfe8 21. Ree3 Kf8 22. Kf1 g6 23. f5 Re7 24. fxg6 fxg6 25. b4 Nd7 26. h4 Rxe3 27. Rxe3 Ne5 28. h5 gxh5 29. Bxh7 Kg7 30. Bf5 Rf8 31. Rg3+ Kf6 32. Be6 Rh8 33. Rc3 Rh7 34. a4 Kg5 35. Rg3+ Kf4 36. Rg8 c6 37. dxc6 Nxc6 38. b5 Nd4 39. Rf8+ Ke5 40. Bh3 Kd5 41. Rc8 Nb3 42. f4 Nc5 43. Rb8 b6 44. Re8 Nxa4 45. Bf5 Rc7 46. Rh8 Rc4 47. Rxh5 Rxf4+ 48. Ke1 Nc5 49. Bd7+ Kd4 50. Bc6 Kc3 51. Rd5 Re4+ 52. Kf1 Rd4 53. Rf5 Nd3 54. Rf3 Rf4 55. Ke2 Rxf3 56. Bxf3 Nc5 57. Ke3 Nb3 58. Bc6 Kc4 59. Ke4 Kc5 60. Be8 Nd4 0-1

[Event "GER-chT U20 Girls"]
[Site "Neumuenster"]
[Date "2000.??.??"]
[Round "1"]
[White "Koester, Sabrina"]
[Black "Strack, Petra"]
[Result "1-0"]
[ECO "D55"]
[PlyCount "117"]
[EventDate "2000.12.??"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. Qc2 b6 7. e3 h6 8. Bh4 0-0 9. Bd3 Nbd7 10. Nf3 Bb7 11. 0-0 c5 12. dxc5 bxc5 13. Qe2 Re8 14. Ba6 Bxa6 15. Qxa6 Qb6 16. Qxb6 Nxb6 17. Rfd1 Red8 18. Rd3 Rd6 19. Rad1 Rad8 20. Bg3 R6d7 21. Ne5 Rd6 22. Nb5 Re6 23. Nc3 c4 24. R3d2 Bb4 25. Rc2 Bxc3 26. bxc3 Ne4 27. Nf3 Nxg3 28. hxg3 Na4 29. Nd4 Rb6 30. Ne2 Rb2 31. Rxb2 Nxb2 32. Rd2 Na4 33. e4 Nb6 34. Nf4 Kf8 35. exd5 Ke7 36. Rd4 g5 37. Ne2 Rxd5 38. Rxd5 Nxd5 39. Kf1 Kd6 40. Ke1 Kc5 41. Kd2 Ne7 42. Nd4 a6 43. Nc2 Nd5 44. Ne3 Nxe3 45. Kxe3 Kb5 46. Kd4 a5 47. g4 f6 48. f3 Ka4 49. Kxc4 Ka3 50. Kd5 Kxa2 51. c4 Kb2 52. c5 a4 53. c6 a3 54. c7 a2 55. c8Q a1Q 56. Qb7+ Kc2 57. Qc6+ Qc3 58. Qxc3+ Kxc3 59. Ke6 1-0

[Event "GER-chT U20 Girls"]
[Site "Neumuenster"]
[Date "2000.??.??"]
[Round "4"]
[White "Schroeder, Elisa"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "53"]
[EventDate "2000.12.??"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 0-0 5. 0-0 d6 6. Nc3 e5 7. d3 Nbd7 8. Bg5 h6 9. Bxf6 Nxf6 10. Nd2 Nh5 11. Rb1 f5 12. b4 e4 13. Qc2 exd3 14. exd3 Rb8 15. Rfe1 f4 16. Nd5 fxg3 17. hxg3 Nf6 18. Ne7+ Kh7 19. d4 Bf5 20. Nxf5 gxf5 21. Qxf5+ Kh8 22. Re6 Qd7 23. Rbe1 Nh7 24. Qd3 Rf7 25. Bh3 Rbf8 26. Rxh6 Rf5 27. Rh5 1-0

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.30"]
[Round "7.4"]
[White "Koester, Sabrina"]
[Black "Dieke, Anja"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "59"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 Ne8 8. Ne1 c6 9. Be3 Nc7 10. Rc1 c5 11. d5 a6 12. a4 b6 13. Qd2 Re8 14. f4 Nf8 15. f5 gxf5 16. exf5 e6 17. dxe6 fxe6 18. Bh5 exf5 19. Bxe8 Qxe8 20. Bf2 Qe7 21. Nd5 Nxd5 22. Qxd5+ Be6 23. Qxa8 Qg5 24. Nf3 Qf4 25. Qxa6 Nd7 26. Rfe1 Kf7 27. Qb7 Qh6 28. Rc2 Qf6 29. Rce2 Qd8 30. Rxe6 1-0

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.29"]
[Round "6.4"]
[White "Brand, Kathrin"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "49"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 0-0 8. 0-0 Bb6 9. Qd2 d6 10. Nxc6 Nxc6 11. Bxb6 axb6 12. Na3 Re8 13. Bd3 Ne5 14. Bc2 Be6 15. f3 Nc4 16. Nxc4 Bxc4 17. Bd3 Bxa2 18. Be2 Be6 19. Rfc1 Ra5 20. b4 Raa8 21. c4 Rxa1 22. Rxa1 Qxa1+ 23. Kf2 Ra8 24. Qd3 Ra3 25. Qc2 0-1

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.29"]
[Round "5.4"]
[White "Koester, Sabrina"]
[Black "Graefe, Sabine"]
[Result "1-0"]
[ECO "A84"]
[PlyCount "97"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. Nf3 Nf6 5. Bf4 c6 6. e3 Be7 7. c5 0-0 8. Bd3 Nbd7 9. 0-0 Ne4 10. h3 g5 11. Bh2 Qe8 12. Qc2 h5 13. Ne5 g4 14. Ne2 Nxe5 15. Bxe5 Qg6 16. Nf4 Qh6 17. f3 Nf6 18. Kf2 Kf7 19. hxg4 hxg4 20. Rh1 Qg5 21. Ke2 Rg8 22. Rh2 Bd7 23. Qb3 Bc8 24. Rah1 Bf8 25. Kd2 Nd7 26. Rh5 Qd8 27. Bd6 Nf6 28. Rh8 Bxd6 29. Rxg8 Kxg8 30. cxd6 Qxd6 31. Rh6 Kg7 32. Rg6+ Kf7 33. fxg4 Nxg4 34. Bxf5 Nf6 35. Bh3 Qc7 36. Rh6 Bd7 37. Qd1 Re8 38. g4 Ke7 39. Qg1 Kd8 40. g5 Ne4+ 41. Kc1 Rg8 42. g6 e5 43. Ne6+ Bxe6 44. Bxe6 Rg7 45. Rh8+ Ke7 46. Bf7 exd4 47. Re8+ Kd6 48. Qh2+ Kd7 49. Re7+ 1-0

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.28"]
[Round "3.4"]
[White "Koester, Sabrina"]
[Black "Brandstaedter, Mareen"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "86"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Bf5 6. Bf4 Nf6 7. e3 Be7 8. Be2 0-0 9. 0-0 Nbd7 10. Rc1 Re8 11. a3 a5 12. Na4 Nh5 13. Bg3 Nxg3 14. hxg3 Nb6 15. Nc5 Nd7 16. b4 axb4 17. axb4 Qb6 18. Bd3 Bxd3 19. Nxd7 Qb5 20. Re1 Bxb4 21. Nde5 Ra3 22. Kh2 Bxe1 23. Qxe1 Rea8 24. Nxd3 Rxd3 25. Ne5 Rda3 26. Rb1 Rb3 27. Rxb3 Qxb3 28. g4 f6 29. Nf3 Ra2 30. g5 Qb2 31. Kg3 fxg5 32. Qf1 h6 33. Ne5 Qe2 34. Qxe2 Rxe2 35. Nd7 Kf7 36. Kf3 Rc2 37. Nc5 b5 38. e4 dxe4+ 39. Nxe4 Ke6 40. Ke3 Ra2 41. Nc3 Ra3 42. d5+ cxd5 43. Kd4 Rxc3 0-1

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.28"]
[Round "4.4"]
[White "Rosenkranz, Maria"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "E72"]
[PlyCount "67"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 0-0 6. g3 e5 7. Bg2 Nc6 8. d5 Ne7 9. 0-0 Ne8 10. Be3 f5 11. f3 h6 12. h4 Kh7 13. Qd2 Ng8 14. f4 Qe7 15. fxe5 Bxe5 16. Bf4 Bg7 17. Rae1 fxe4 18. Nxe4 Be5 19. N2c3 Bxf4 20. Rxf4 Qg7 21. Rxf8 Qxf8 22. Qd4 Bf5 23. Rf1 Qg7 24. Qf2 Ne7 25. Qf4 Bxe4 26. Bxe4 Qd4+ 27. Kg2 Qg7 28. h5 Rd8 29. Qf7 Kh8 30. hxg6 c6 31. Qf8+ Qxf8 32. Rxf8+ Ng8 33. Rf7 Rc8 34. Rh7# 1-0

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.27"]
[Round "2.4"]
[White "Draeger, Anja"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C59"]
[PlyCount "110"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Qd4 11. Ng4 Nxg4 12. Bxg4 e3 13. Bxc8 exf2+ 14. Kf1 Rxc8 15. Qe2+ Be7 16. Qxf2 Qd7 17. d3 0-0 18. Bd2 Nb7 19. Nc3 Bc5 20. Qf4 Bb6 21. h3 Rfe8 22. g4 Re6 23. Kg2 Rf6 24. Qg3 Rf2+ 25. Qxf2 Bxf2 26. Kxf2 Qd4+ 27. Be3 Qb4 28. Rab1 a6 29. a3 Qe7 30. h4 c5 31. Rbe1 Qf6+ 32. Kg3 c4 33. Rhf1 Qd6+ 34. Bf4 Qd7 35. Rf3 Nd6 36. dxc4 Nxc4 37. Rd3 Qb7 38. Nd5 Kh7 39. b4 a5 40. Re7 Qc6 41. Rxf7 Qe6 42. Nf6+ Kh8 43. Rdd7 gxf6 44. Rh7+ Kg8 45. Bxh6 Qe1+ 46. Kf4 Qf2+ 47. Ke4 Re8+ 48. Kd5 Nb6+ 49. Kc6 Nxd7 50. Rxd7 Qf3+ 51. Kd6 Qd1+ 52. Kc7 Qxc2+ 53. Kd6 Qd3+ 54. Kc7 Qc3+ 55. Kd6 Qe5+ 0-1

[Event "GER-chT U20 Girls"]
[Site "Greifswald"]
[Date "1999.12.27"]
[Round "1.4"]
[White "Koester, Sabrina"]
[Black "Hardtke, Karin"]
[Result "1-0"]
[ECO "E98"]
[PlyCount "87"]
[EventDate "1999.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Nf3 0-0 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Ne1 Bd7 10. Be3 Ne8 11. c5 h6 12. cxd6 Nxd6 13. Rc1 f5 14. f3 f4 15. Bf2 Kh7 16. Qb3 Ng8 17. Nd3 b6 18. a4 h5 19. Nb5 Nxb5 20. axb5 h4 21. h3 Qg5 22. Kh1 Rfc8 23. Nb4 Nf6 24. Bd3 Nh5 25. Rg1 Ng3+ 26. Kh2 Nh5 27. Na6 Bf8 28. Rxc7 Rxc7 29. Nxc7 Rc8 30. Ne6 Bxe6 31. dxe6 Qe7 32. Rd1 Ng7 33. Bc4 g5 34. Rd7 Qb4 35. Qxb4 Bxb4 36. b3 Kg6 37. Rxa7 Bc5 38. Bxc5 bxc5 39. b6 Ne8 40. Bd5 Rb8 41. b7 Nc7 42. Ra8 Nxa8 43. bxa8Q Rxa8 44. Bxa8 1-0

[Event "NRW-chT U18 9899"]
[Site "Germany"]
[Date "1999.04.25"]
[Round "8"]
[White "Koester, Sabrina"]
[Black "Dallakian, Oleg"]
[Result "0-1"]
[ECO "E99"]
[PlyCount "122"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 Nf6 12. c5 f4 13. Bf2 g5 14. cxd6 cxd6 15. Rc1 Ne8 16. Nb5 a6 17. Na3 b5 18. Nd3 Nf6 19. Nb4 Bd7 20. Nc6 Bxc6 21. dxc6 Rc8 22. c7 Qd7 23. Bb6 Ne8 24. Qb3+ d5 25. Nxb5 axb5 26. Bxb5 Qe6 27. Ba6 Rf6 28. Bxc8 Nxc8 29. Ba5 d4 30. Qxe6+ Rxe6 31. Bb4 Rb6 32. Ba3 Bf8 33. Bxf8 Kxf8 34. Rf2 Ke7 35. a3 Rb7 36. b4 Rxc7 37. Rxc7+ Nxc7 38. Rc2 Kd7 39. Rc5 Nb6 40. Rxe5 Ne6 41. Ra5 d3 42. Kf2 Nd4 43. Ra7+ Kc6 44. Ke1 Nc4 45. Ra8 d2+ 46. Kd1 Nb3 47. Rc8+ Kb5 48. Rb8+ Ka6 49. Ra8+ Kb7 50. Rd8 Kc7 51. Rd5 Ne3+ 52. Ke2 Nxd5 53. exd5 Kd6 54. a4 Kxd5 55. a5 Kc4 56. a6 Kc3 57. Kd1 Nc1 58. a7 Nd3 59. a8Q Nb2+ 60. Ke2 d1Q+ 61. Kf2 Nd3# 0-1

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.09"]
[Round "7"]
[White "Diebig, Maja"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "52"]
[EventDate "1999.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 exd4 8. Nxd4 Re8 9. f3 c6 10. Qd2 d5 11. exd5 cxd5 12. 0-0 Nc6 13. c5 Rxe3 14. Qxe3 Qf8 15. Nxc6 bxc6 16. Kh1 Rb8 17. Na4 Rb4 18. b3 Be6 19. Nb2 Nh5 20. Nd3 Rh4 21. Qf2 Qe7 22. g4 Bd4 23. Qxd4 Rxh2+ 24. Kxh2 Qh4+ 25. Kg2 Qg3+ 26. Kh1 Qh3+ 1/2-1/2

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.09"]
[Round "8"]
[White "Koester, Sabrina"]
[Black "Rogalski, Lilli"]
[Result "1-0"]
[ECO "D55"]
[PlyCount "51"]
[EventDate "1999.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3 0-0 7. Bd3 b6 8. Qc2 h6 9. Bh4 Bb7 10. Nf3 Nbd7 11. 0-0 Rc8 12. Nb5 a5 13. Na7 Ra8 14. Nc6 Bxc6 15. Qxc6 Rc8 16. Bf5 Nb8 17. Qb7 Nfd7 18. Bxe7 Qxe7 19. Ne5 Qd6 20. Rac1 Rfd8 21. Nxd7 Nxd7 22. Rc6 Qf8 23. Rxc7 Rb8 24. Qxd5 Nf6 25. Qb3 Qd6 26. Qxf7+ 1-0

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.08"]
[Round "6"]
[White "Koester, Sabrina"]
[Black "Schulte, Stefanie"]
[Result "1/2-1/2"]
[ECO "A91"]
[PlyCount "70"]
[EventDate "1999.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. Nh3 Be7 5. 0-0 d6 6. c4 0-0 7. Nf4 c6 8. Nc3 Qe8 9. e4 e5 10. dxe5 dxe5 11. Nd3 Bd6 12. Qb3 Qf7 13. f4 fxe4 14. Nxe4 Nxe4 15. Bxe4 Be6 16. Qd1 Bxc4 17. b3 Bxd3 18. Qxd3 Bc5+ 19. Kg2 g6 20. Bb2 Nd7 21. fxe5 Qe6 22. Qc3 Rxf1 23. Rxf1 Rf8 24. Rxf8+ Bxf8 25. Bd3 b5 26. a4 Qd5+ 27. Kh3 Bg7 28. axb5 cxb5 29. Qc8+ Kf7 30. Bxb5 Qxb5 31. e6+ Kxe6 32. Bxg7 Qf1+ 33. Kh4 Qf5 34. Qc4+ Ke7 35. Qg4 Qf7 1/2-1/2

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.07"]
[Round "4"]
[White "Koester, Sabrina"]
[Black "Lennartz, Christina"]
[Result "1-0"]
[ECO "D15"]
[PlyCount "79"]
[EventDate "1999.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 a6 5. c5 g6 6. e3 Bg7 7. Nf3 Nbd7 8. Bd3 0-0 9. 0-0 Re8 10. Na4 Nh5 11. Bg5 Nhf6 12. h3 b6 13. cxb6 Nxb6 14. Nc5 Nfd7 15. Rc1 Nxc5 16. Rxc5 Bb7 17. Qb3 Ra7 18. Rfc1 Nd7 19. R5c2 Qc8 20. Bf4 Kh8 21. a3 f6 22. e4 dxe4 23. Bxe4 e5 24. dxe5 fxe5 25. Be3 c5 26. Bxb7 Rxb7 27. Qd5 e4 28. Ng5 Nf6 29. Nf7+ Kg8 30. Nh6+ Kh8 31. Qxc5 Qxc5 32. Rxc5 Rxb2 33. Rc8 Rb8 34. R8c6 Ra8 35. Rd1 Rf8 36. Rdd6 a5 37. Ra6 a4 38. Bg5 Ng8 39. Nf7+ Rxf7 40. Rxa8 1-0

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.07"]
[Round "5"]
[White "Krueger, Anna"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "54"]
[EventDate "1999.04.??"]
[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 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Bb6 9. Nc2 d6 10. Bxb6 axb6 11. Nd2 Be6 12. Ne3 Ng6 13. Be2 Nf4 14. Bg4 Ne5 15. Bxe6 fxe6 16. Nf3 Nxf3+ 17. Qxf3 Qg6 18. Qg4 Qxe4 19. Qd1 Rf6 20. Kh1 Raf8 21. Qf3 Qxf3 22. gxf3 Nd3 23. b3 Rxf3 24. Ng4 h5 25. Ne3 Nxf2+ 26. Kg1 Nh3+ 27. Kg2 Rxe3 0-1

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.06"]
[Round "2"]
[White "Kasten, Nadine"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "108"]
[EventDate "1999.04.??"]
[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 Nc6 3. Bc4 Nf6 4. 0-0 Be7 5. Nc3 d6 6. h3 0-0 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 Be6 10. Bf4 Nd7 11. Rfd1 Bf6 12. Qd3 Nc5 13. Qe2 Bxc3 14. bxc3 Qf6 15. Bxe6 fxe6 16. Bd2 Na4 17. c4 Nc3 18. Bxc3 Qxc3 19. Qd3 Qf6 20. f3 Qg5 21. Qb3 b6 22. Kh1 Qc5 23. Qd3 Rad8 24. Rd2 Rd7 25. Rad1 Rfd8 26. Qe2 Qa5 27. e5 d5 28. cxd5 Rxd5 29. Rxd5 Rxd5 30. Rxd5 Qxd5 31. c4 Qd4 32. Kh2 Qf4+ 33. g3 Qd4 34. h4 Kf7 35. f4 g6 36. h5 a5 37. Kh3 Qg1 38. hxg6+ hxg6 39. Qg2 Qxg2+ 40. Kxg2 g5 41. Kf3 gxf4 42. gxf4 Kg6 43. Ke4 a4 44. f5+ exf5+ 45. Kf4 c6 46. e6 Kf6 47. e7 Kxe7 48. Kxf5 Kd6 49. Ke4 Kc5 50. Kd3 Kb4 51. Kd4 Ka3 52. Kc3 Kxa2 53. Kb4 a3 54. Kc3 Kb1 0-1

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.06"]
[Round "3"]
[White "Wienen, Carina"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "E68"]
[PlyCount "112"]
[EventDate "1999.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. Nf3 0-0 6. 0-0 e5 7. e4 Ne8 8. d4 Nd7 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Bh6 Ng7 12. Bxg7 Bxg7 13. Qf3 Bd7 14. Rac1 Bc6 15. b3 f5 16. Qe3 fxe4 17. Bxe4 Re8 18. Qd3 Bxe4 19. Nxe4 Qe7 20. Qd5+ Kh8 21. Qxb7 Qxe4 22. Qxe4 Rxe4 23. Rfe1 Rae8 24. Rxe4 Rxe4 25. Rd1 Bd4 26. Kf1 Bc5 27. Rd3 Rd4 28. Rf3 Kg7 29. Ke2 Bb4 30. Re3 Rd2+ 31. Kf1 Kf6 32. Re8 Rxa2 33. Rb8 Bc5 34. Rb7 Rxf2+ 35. Ke1 Rxh2 36. Rxc7 Rh3 37. Kd2 Rxg3 38. Kc2 h5 39. Rb7 a5 40. Rb5 Bb4 41. Rd5 h4 42. Rd1 h3 43. Rh1 Rg2+ 44. Kd3 h2 45. Rf1+ Kg7 46. Rh1 Be1 47. Rxe1 Rg1 48. Re7+ Kh6 49. Re6 h1Q 50. Rxd6 Rd1+ 51. Ke3 Rxd6 52. Kf4 Re6 53. Kg4 Rf6 54. Kg3 Qg1+ 55. Kh3 Rf3+ 56. Kh4 Qg5# 0-1

[Event "NRW-ch U16/18 Girls"]
[Site "Bergneustadt"]
[Date "1999.04.05"]
[Round "1"]
[White "Koester, Sabrina"]
[Black "Gorka, Christiane"]
[Result "0-1"]
[ECO "A40"]
[PlyCount "58"]
[EventDate "1999.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 Qa5 6. Qc2 f5 7. f3 Nf6 8. Bg5 d6 9. e3 Nbd7 10. Ne2 Ne5 11. Ng3 Nf7 12. h4 h6 13. Bf4 e5 14. dxe6 Bxe6 15. Bd3 0-0-0 16. e4 fxe4 17. Bxe4 Nxe4 18. Nxe4 Bxc4 19. Nd2 Rhe8+ 20. Kf2 Re2+ 21. Kg3 Qc7 22. Qxg6 Nh8 23. Qf5+ Be6 24. Qd3 Rg8+ 25. Bg5 d5+ 26. f4 hxg5 27. Kf3 Bg4+ 28. Kxg4 Qxf4+ 29. Kh5 Re5 0-1

[Event "Ruhrgebiet-ch U18 Girls"]
[Site "Muelheim"]
[Date "1999.04.01"]
[Round "2.3"]
[White "Zimmer, Christine"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "48"]
[EventDate "1999.03.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Be7 5. h3 0-0 6. d3 d6 7. Ne2 Be6 8. Bxe6 fxe6 9. Bd2 d5 10. d4 Nxe4 11. dxe5 Nxe5 12. 0-0 Nxf3+ 13. gxf3 Nxd2 14. Qxd2 Rxf3 15. Nd4 Rxh3 16. Nxe6 Qd6 17. Nf4 Bg5 18. Nxh3 Bxd2 19. Rad1 Ba5 20. a3 Rf8 21. b4 Bb6 22. Rd2 Qg3+ 23. Kh1 Qxh3+ 24. Kg1 Rf6 0-1

[Event "Ruhrgebiet-ch U18 Girls"]
[Site "Muelheim"]
[Date "1999.03.31"]
[Round "2.2"]
[White "Koester, Sabrina"]
[Black "Diebig, Maja"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "57"]
[EventDate "1999.03.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 exd4 8. Nxd4 Re8 9. f3 c6 10. Qd2 d5 11. exd5 cxd5 12. 0-0 Nc6 13. c5 Rxe3 14. Qxe3 Qf8 15. Nxc6 bxc6 16. Kh1 Rb8 17. Na4 Rb4 18. b3 Be6 19. Nb2 Nh5 20. Nd3 Rh4 21. Qf2 Qe7 22. g4 Bd4 23. Qxd4 Rxh2+ 24. Kxh2 Qh4+ 25. Kg2 Qg3+ 26. Kh1 Qh3+ 27. Kg1 Qg3+ 28. Kh1 Qh3+ 29. Kg1 1/2-1/2

[Event "Ruhrgebiet-ch U18 Girls"]
[Site "Muelheim"]
[Date "1999.03.31"]
[Round "2.1"]
[White "Sporkert, Corina"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C58"]
[PlyCount "20"]
[EventDate "1999.03.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. d3 h6 7. Nf3 e4 8. Nfd2 exd3 9. cxd3 Nxd5 10. 0-0 Be7 1/2-1/2

[Event "Ruhrgebiet-ch U18 Girls"]
[Site "Muelheim"]
[Date "1999.03.30"]
[Round "1.3"]
[White "Koester, Sabrina"]
[Black "Zimmer, Christine"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "75"]
[EventDate "1999.03.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Nf6 3. Nc3 Na6 4. e4 d6 5. Nf3 Bg4 6. Be2 Bg7 7. 0-0 0-0 8. Ne1 Bxe2 9. Qxe2 c5 10. d5 e6 11. Bg5 exd5 12. Nxd5 Nb4 13. Nxb4 cxb4 14. Rd1 h6 15. Bh4 g5 16. Bg3 Re8 17. Rxd6 Nd7 18. Qd2 Re7 19. Nf3 Qe8 20. Qxb4 Bf8 21. Qb5 b6 22. e5 g4 23. Nh4 Nxe5 24. Qxe8 Raxe8 25. Bxe5 Rxe5 26. Rd4 h5 27. Rd5 Re4 28. Rg5+ Bg7 29. Nf5 R8e5 30. Rxg7+ Kf8 31. Rg5 Re2 32. Rxh5 Ke8 33. Nd6+ Ke7 34. Rxe5+ Rxe5 35. Nb5 a6 36. Nc3 Kd7 37. Rd1+ Ke6 38. Kf1 1-0

[Event "Ruhrgebiet-ch U18 Girls"]
[Site "Muelheim"]
[Date "1999.03.29"]
[Round "1.2"]
[White "Diebig, Maja"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C25"]
[PlyCount "18"]
[EventDate "1999.03.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 d6 4. d3 Nge7 5. Nf3 Bg4 6. Ng5 Bxd1 7. Bxf7+ Kd7 8. Be6+ Ke8 9. Bf7+ Kd7 1/2-1/2

[Event "Ruhrgebiet-ch U18 Girls"]
[Site "Muelheim"]
[Date "1999.03.29"]
[Round "1.1"]
[White "Koester, Sabrina"]
[Black "Sporkert, Corina"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "119"]
[EventDate "1999.03.??"]
[EventType "tourn"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Bd3 Bd6 8. Nf3 0-0 9. 0-0 Qc7 10. Rc1 a6 11. Qc2 h6 12. Bh4 b5 13. Bg3 Bb7 14. b4 Rfd8 15. a4 Bxg3 16. hxg3 Qd6 17. Qb1 Rdc8 18. Bf5 Rc7 19. Rc2 g6 20. Bh3 Ne4 21. Rfc1 Nxc3 22. Rxc3 bxa4 23. Bxd7 Rxd7 24. Ne5 Rc7 25. Rc5 Rb8 26. Qc2 Rbc8 27. Qxa4 Kg7 28. Qc2 Ba8 29. Nf3 Rb8 30. Qc3 Rb5 31. Rxb5 axb5 32. Qc5 Qxc5 33. Rxc5 f6 34. Rc2 Ra7 35. Kf1 Ra4 36. Rb2 Bb7 37. Ke2 Bc8 38. Kd3 Bf5+ 39. Kc3 Ra3+ 40. Rb3 Rxb3+ 41. Kxb3 Be4 42. Kc3 g5 43. g4 Bxf3 44. gxf3 Kf7 45. Kd3 Ke6 46. e4 Kd6 47. Ke3 Ke6 48. f4 Ke7 49. e5 Ke6 50. fxg5 hxg5 51. exf6 Kxf6 52. f4 Kg6 53. fxg5 Kxg5 54. Kf3 Kg6 55. Kf4 Kf6 56. g5+ Kg6 57. Ke5 Kxg5 58. Kd6 Kf5 59. Kxc6 Ke4 60. Kc5 1-0

[Event "NRW-chT U18 9899"]
[Site "Germany"]
[Date "1999.01.24"]
[Round "6"]
[White "Kasten, Nadine"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "77"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. h3 Be6 7. Bb3 0-0 8. 0-0 Na5 9. d4 Nxb3 10. axb3 exd4 11. Nxd4 Nd7 12. Be3 Nb6 13. Qf3 d5 14. Rfd1 dxe4 15. Qxe4 Qc8 16. Re1 Bf6 17. Nxe6 fxe6 18. Bxb6 axb6 19. Rxa8 Qxa8 20. Qxe6+ Kh8 21. Qd7 Qd8 22. Rd1 Re8 23. Kf1 Kg8 24. Qxd8 Rxd8 25. Rxd8+ Bxd8 26. Nb5 Kf7 27. Ke2 Ke6 28. Ke3 c6 29. Na3 b5 30. Ke4 Bf6 31. c3 b4 32. cxb4 b5 33. Nc2 Bxb2 34. f4 Bc3 35. Kd3 Bf6 36. Ke4 Bc3 37. f5+ Kd6 38. g4 h6 39. Kd3 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "3"]
[White "Fahrenholz, Katja"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "97"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 Nf6 4. e3 0-0 5. Nbd2 d6 6. Be2 Nbd7 7. h3 Re8 8. 0-0 e5 9. dxe5 dxe5 10. Bg5 e4 11. Nh2 b6 12. Rb1 Bb7 13. Ng4 Qe7 14. c3 Rad8 15. Qc2 Nc5 16. Bb5 c6 17. Bc4 h5 18. Nxf6+ Bxf6 19. Bxf6 Qxf6 20. b4 Nd7 21. Nxe4 Qf5 22. Bxf7+ Qxf7 23. Nd6 Qe6 24. Nxe8 Rxe8 25. Rbd1 c5 26. Qd3 Ne5 27. Qd6 Qf5 28. f3 Qg5 29. e4 Nc4 30. Qd7 Re7 31. Qd8+ Kf7 32. Rd7 Ne3 33. Rxe7+ Qxe7 34. Qxe7+ Kxe7 35. Re1 Nc4 36. Kf2 Ne5 37. Ke3 cxb4 38. cxb4 Nc4+ 39. Kd4 b5 40. a4 a6 41. axb5 axb5 42. Kc5 Nb2 43. Kxb5 Nd3 44. Rd1 Nf4 45. Rd2 Bc8 46. Kc6 g5 47. b5 Ne6 48. b6 Nd8+ 49. Kc7 1-0

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "5"]
[White "Henschel, Anke"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "127"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nge7 7. Be2 0-0 8. a4 a6 9. 0-0 d6 10. Bg5 f6 11. Bf4 Ng6 12. Bg3 f5 13. Bc4+ Kh8 14. exf5 Bxf5 15. Nd5 Ba7 16. Re1 Nge5 17. Be2 Qd7 18. Qd2 Qf7 19. Rf1 Bxc2 20. Nxc7 Bxb3 21. Nxa8 Bc5 22. Nb6 Bxb6 23. Qxd6 Rd8 24. Qa3 Rd2 25. Bxe5 Nxe5 26. Qb4 Rxe2 27. Qxb6 Nc6 28. Rfb1 Bd5 29. Qc5 h6 30. b4 Ba2 31. Re1 Qf6 32. Rac1 Nd4 33. Rf1 Nb3 34. Qc8+ Kh7 35. Rce1 Nd4 36. Qxb7 Bc4 37. Rc1 Bb3 38. b5 axb5 39. axb5 Rd2 40. Qe4+ Qf5 41. Qxf5+ Nxf5 42. Rb1 Nd4 43. b6 Re2 44. Rfe1 Ba2 45. b7 Bxb1 46. Rxe2 Nc6 47. Rb2 Bd3 48. b8Q Nxb8 49. Rxb8 Kg6 50. f3 Kf6 51. Kf2 Bc4 52. Ke3 Bf1 53. g3 Bh3 54. g4 Bf1 55. f4 Bc4 56. h4 Bd5 57. Rb6+ Kf7 58. f5 Ba2 59. Kf4 Bc4 60. g5 hxg5+ 61. hxg5 Ba2 62. Rb7+ Kf8 63. Ke5 Bc4 64. g6 1-0

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "2"]
[White "Heymann, Anna Luise"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "49"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. 0-0 d6 7. Bb3 Be6 8. Bxe6 fxe6 9. Qb3 Qc8 10. Ng5 d5 11. Re1 Rb8 12. Nd2 Qd7 13. Nf1 Nh5 14. Nxe6 Rf6 15. exd5 Na5 16. Qd1 Qxd5 17. Nxc7 Qc5 18. Be3 Qxc7 19. Qxh5 Nc6 20. Ng3 Rd6 21. d4 Rg6 22. d5 Na5 23. Bxa7 Rd8 24. Qxe5 Bd6 25. Qd4 1-0

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "7"]
[White "Klein, Annette"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "49"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Qxe4+ 6. Be2 Bb4+ 7. c3 Ba5 8. 0-0 Nge7 9. Nd2 Qg6 10. Nc4 a6 11. Nxa5 axb5 12. Nxc6 dxc6 13. Bf3 0-0 14. Bf4 Nd5 15. Bxd5 cxd5 16. Qxd5 c6 17. Qd2 Be6 18. b3 Rad8 19. Qb2 Rd3 20. Rad1 Rfd8 21. Rxd3 Rxd3 22. Qa3 h6 23. Qc5 Qf5 24. Qxf5 Bxf5 25. Rc1 1/2-1/2

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "8"]
[White "Koester, Sabrina"]
[Black "Goetz, Katharina"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "88"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Be4 5. f3 Bg6 6. h4 h5 7. e6 hxg4 8. Bd3 Qd6 9. exf7+ Bxf7 10. fxg4 Qg3+ 11. Kf1 Rxh4 12. Rxh4 Qxh4 13. Qf3 Nf6 14. g5 Ng4 15. Bf4 Bh5 16. Qg3 Qxg3 17. Bxg3 Ne3+ 18. Ke1 Nd7 19. Ne2 e6 20. Nf4 Bg4 21. Ng6 Nf5 22. Nxf8 Nxg3 23. Ng6 Bf5 24. Ne5 Nxe5 25. dxe5 Kf7 26. Nc3 Kg6 27. Kf2 Nh5 28. Rg1 Nf4 29. Ke3 Nxd3 30. cxd3 d4+ 31. Kxd4 Rd8+ 32. Ke3 Rxd3+ 33. Ke2 Rh3 34. Kd2 Rh5 35. Ne2 Rh4 36. Ke3 Re4+ 37. Kf3 Rxe5 38. Nf4+ Kf7 39. g6+ Ke7 40. Nh5 Kf8 41. Nf4 Ke7 42. Nh5 Be4+ 43. Kg4 Bxg6 44. Nf4 Rh5 0-1

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "1"]
[White "Koester, Sabrina"]
[Black "Goldammer, Anne"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3 c6 7. Bd3 0-0 8. Qc2 h6 9. Bh4 Nbd7 10. Nf3 Re8 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Rab1 f5 14. b4 a6 15. a4 Ndf6 16. b5 axb5 17. axb5 Nxc3 18. Qxc3 Bd7 19. bxc6 bxc6 20. Rb7 Qa3 21. Qxa3 Rxa3 22. Ne5 Be6 23. Rc1 Nd7 24. Nxd7 Bxd7 25. Rxd7 Rxd3 26. g3 Ra8 27. Rxc6 1/2-1/2

[Event "BL2 West 9899 (Women)"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Koester, Sabrina"]
[Black "Preiss, Veronika"]
[Result "0-1"]
[ECO "E94"]
[BlackElo "2235"]
[PlyCount "98"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Ne1 Ne8 11. Be3 b6 12. b3 f5 13. f3 f4 14. Bf2 g5 15. a3 h5 16. Nd3 g4 17. b4 Nxd3 18. Qxd3 Qg5 19. Kh1 g3 20. Bg1 Rf6 21. Rfc1 Rg6 22. Bf1 h4 23. Qd2 h3 24. gxh3 Rh6 25. hxg3 Qxg3 26. Qg2 Rxh3+ 27. Bh2 Qxf3 28. Qxf3 Rxf3 29. Nb5 Bh3 30. Rab1 Bxf1 31. Rxf1 Re3 32. Rfe1 Rxe1+ 33. Rxe1 axb4 34. axb4 Ra2 35. c5 bxc5 36. bxc5 dxc5 37. Rc1 Bf8 38. Bg1 Ra5 39. Nc3 Nf6 40. Kg2 Kf7 41. Rb1 Ra3 42. Rc1 Rb3 43. Bf2 Ng4 44. Bg1 Rb4 45. Kf3 Nf6 46. Bf2 Rc4 47. Ne2 Nxe4 48. Rh1 Nd2+ 49. Kg4 f3+ 0-1

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "6"]
[White "Koester, Sabrina"]
[Black "Stutz, Andrea"]
[Result "1-0"]
[ECO "D38"]
[PlyCount "79"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 Bb4+ 4. Nc3 d5 5. Bg5 c6 6. Qc2 Nbd7 7. cxd5 exd5 8. e3 0-0 9. Bd3 h6 10. Bh4 Re8 11. 0-0 Bxc3 12. Qxc3 Qb6 13. Rab1 Ne4 14. Qc2 Ndf6 15. b4 a6 16. a4 Qc7 17. b5 axb5 18. axb5 Bd7 19. bxc6 bxc6 20. Ne5 Ra3 21. Rfc1 Rc3 22. Qb2 Rxc1+ 23. Rxc1 Rb8 24. Qc2 Rb6 25. f3 Nd6 26. e4 dxe4 27. fxe4 Ng4 28. Nxd7 Qxd7 29. h3 g5 30. Bg3 Nf6 31. Qc5 Rb3 32. Qc2 Rb6 33. Bf2 Nfe8 34. d5 Rb4 35. dxc6 Qc7 36. e5 Nc8 37. Qc3 Rb8 38. Bg3 Rb6 39. e6 Qe7 40. exf7+ 1-0

[Event "GER-ch U18 Girls"]
[Site "Oberhof"]
[Date "1999.??.??"]
[Round "4"]
[White "Koester, Sabrina"]
[Black "Uhde, Wiebke"]
[Result "1-0"]
[ECO "D34"]
[PlyCount "37"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. e3 Bg4 10. Ne2 Ne4 11. b3 Qd7 12. Bb2 Rac8 13. dxc5 Bxc5 14. Ned4 Ne5 15. Nxe5 Bxd1 16. Nxd7 Bxd4 17. Bxd4 Rfd8 18. Rfxd1 Rxd7 19. Bh3 1-0

[Event "NRW-chT U18 9899"]
[Site "Germany"]
[Date "1998.12.06"]
[Round "5"]
[White "Schoewe, Patrick"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "129"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. d3 0-0 8. Be3 Bb6 9. Nc3 Qe8 10. Qd2 Na5 11. Bxb6 Nxb3 12. axb3 cxb6 13. Qe3 b4 14. Na4 b5 15. Nb6 Rb8 16. Nxc8 Rxc8 17. Rfc1 Rc6 18. Qd2 Qe7 19. c4 bxc3 20. bxc3 Rfc8 21. c4 Nh5 22. g3 Nf6 23. Nh4 Qe6 24. Nf5 g6 25. Qg5 Kh8 26. Nh6 Ng8 27. Qxe5+ f6 28. Qxe6 dxe6 29. Ng4 Rd6 30. Rc3 Rcd8 31. Rd1 b4 32. Rc2 Rxd3 33. Rxd3 Rxd3 34. Rb2 Kg7 35. Kf1 Ne7 36. Ke2 Rd7 37. Ne3 Nc6 38. Nc2 Nd4+ 39. Nxd4 Rxd4 40. f3 Rd7 41. Rd2 Ra7 42. Rd6 Kf7 43. Kd3 Ke7 44. c5 a5 45. Kc4 a4 46. bxa4 Rxa4 47. Rb6 Kd7 48. Rxb4 Ra7 49. Rb6 Rc7 50. Kb5 Ra7 51. Rd6+ Ke7 52. Kb6 Ra2 53. h4 Ra1 54. Kc7 Ra7+ 55. Kb6 Ra1 56. Rd3 Ra2 57. c6 h5 58. Rb3 Rc2 59. Kb7 Kd8 60. Rd3+ Ke8 61. c7 Rb2+ 62. Kc8 Rb1 63. Ra3 Rc1 64. Rb3 Rc2 65. Kb8 1-0

[Event "NRW-chT U18 9899"]
[Site "Germany"]
[Date "1998.09.20"]
[Round "2"]
[White "Koester, Sabrina"]
[Black "Lorum, Karsten"]
[Result "0-1"]
[ECO "E24"]
[PlyCount "114"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. Nf3 c5 7. Bg5 Ba6 8. e3 Nc6 9. Bd3 Na5 10. Qe2 Rc8 11. Nd2 d5 12. cxd5 Bxd3 13. Qxd3 Qxd5 14. Nf3 cxd4 15. cxd4 Ne4 16. Bf4 Nb3 17. Qa6 Qc6 18. 0-0 Nxa1 19. Rxa1 0-0 20. h3 Qc3 21. Rf1 Qb2 22. Ng5 Nxg5 23. Bxg5 Rc3 24. Be7 Rfc8 25. Qxa7 Rc1 26. Rxc1 Qxc1+ 27. Kh2 Qc6 28. Bb4 h6 29. Qe7 Qc2 30. Qd7 Qc7+ 31. Qxc7 Rxc7 32. Kg3 f5 33. Kf3 Rc2 34. Bd6 Kf7 35. h4 Ke8 36. g3 g5 37. hxg5 hxg5 38. Kg2 Kd7 39. Bb4 Kc6 40. Kf1 Kb5 41. Ke1 Kc4 42. Kf1 Ra2 43. Be7 g4 44. Kg2 b5 45. Bd6 Kb3 46. Bc5 Rxa3 47. Bxa3 Kxa3 48. f3 gxf3+ 49. Kxf3 b4 50. e4 fxe4+ 51. Kxe4 b3 52. Ke5 b2 53. Kxe6 b1Q 54. d5 Qg6+ 55. Ke7 Qxg3 56. d6 Qe5+ 57. Kd7 Kb4 0-1

[Event "NRW-chT U18 9899"]
[Site "Germany"]
[Date "1998.09.06"]
[Round "1"]
[White "Koester, Sabrina"]
[Black "Rogalski, Lilli"]
[Result "0-1"]
[ECO "D58"]
[PlyCount "56"]
[EventDate "1998.??.??"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. e3 h6 7. Bh4 b6 8. Nf3 0-0 9. Rc1 Bb7 10. Bd3 Nbd7 11. 0-0 c5 12. Be2 Rc8 13. Qb3 Re8 14. dxc5 Rxc5 15. Nd4 Ne4 16. Bxe7 Qxe7 17. Rc2 Ndf6 18. Rfc1 Nxf2 19. Nf5 Qe6 20. Nxh6+ gxh6 21. Kxf2 Qxe3+ 22. Kf1 d4 23. Na4 Rf5+ 24. Bf3 d3 25. Rf2 Qxc1+ 26. Bd1 Rxf2+ 27. Kxf2 Qe3+ 28. Kf1 Ne4 0-1

[Event "GER-chT U15 Girls"]
[Site "Burg Stargard"]
[Date "1998.??.??"]
[Round "5"]
[White "Czaeczine, Anne"]
[Black "Koester, Sabrina"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "116"]
[EventDate "1998.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. f4 a6 5. Nf3 b5 6. a3 Nd7 7. e5 Nb6 8. Bd3 c5 9. dxc5 dxc5 10. Be3 Qc7 11. 0-0 Nh6 12. h3 Bb7 13. Be4 Nc4 14. Bc1 b4 15. axb4 cxb4 16. Bxb7 Qxb7 17. Ne2 Nf5 18. Qd3 Qb6+ 19. Kh2 Nce3 20. Bxe3 Qxe3 21. Rxa6 0-0 22. Rxa8 Rxa8 23. g4 Qxd3 24. cxd3 Ne3 25. Re1 Ra2 26. b3 Nc2 27. Rc1 Na1 28. Nfd4 Nxb3 29. Rc2 Rxc2 30. Nxc2 e6 31. Nxb4 Bf8 32. Nc6 Nc5 33. d4 Nd3 34. Kg3 Bh6 35. Ne7+ Kf8 36. Nc8 Ke8 37. Nd6+ Ke7 38. Nc4 Nb4 39. Ne3 Ke8 40. Nc3 Nd3 41. Ne2 Nb4 42. Kf3 Bf8 43. f5 Nc6 44. fxe6 fxe6 45. Ke4 Bg7 46. Nc1 Ke7 47. Nd3 Kd7 48. Ng2 Ke7 49. Ngf4 g5 50. Ng2 Kf7 51. Ne3 Ne7 52. d5 exd5+ 53. Nxd5 Nc6 54. N5b4 Ne7 55. Nc5 Ng6 56. Nbd3 Ne7 57. Nd7 h6 58. Kd4 Ke8 1-0

[Event "GER-ch U15 Girls"]
[Site "Oberhof"]
[Date "1998.??.??"]
[Round "9"]
[White "Durant, Stephanie"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "50"]
[EventDate "1998.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Bb6 8. 0-0 0-0 9. Nxc6 Nxc6 10. Bxb6 axb6 11. Nd2 d6 12. f4 Be6 13. Bb3 Rfe8 14. Kh1 Bxb3 15. Qxb3 Qe6 16. Qxe6 Rxe6 17. a3 Rae8 18. Rae1 f5 19. e5 dxe5 20. fxe5 Rxe5 21. Rxe5 Rxe5 22. h3 g6 23. Rd1 Rd5 24. Kg1 Na5 25. Kf2 Nc4 0-1

[Event "GER-chT U15 Girls"]
[Site "Burg Stargard"]
[Date "1998.??.??"]
[Round "3"]
[White "Focke, Karin"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A03"]
[PlyCount "109"]
[EventDate "1998.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. d3 c5 4. f4 e6 5. Nf3 Nc6 6. 0-0 Be7 7. h3 Qc7 8. Nbd2 d4 9. Nc4 b5 10. Nce5 Bb7 11. Nxc6 Bxc6 12. e4 dxe3 13. Bxe3 Rd8 14. Qe2 0-0 15. Bf2 Rfe8 16. Rfe1 Bd6 17. b3 Bxf3 18. Qxf3 e5 19. f5 Re7 20. Re2 Rde8 21. Rae1 c4 22. Qc6 cxd3 23. cxd3 Qb8 24. Qc3 Rc8 25. Qd2 Rec7 26. Qb2 Bb4 27. Rd1 Bc3 28. Qb1 b4 29. Kh2 Qb5 30. Be3 e4 31. Bf1 Qxf5 32. dxe4 Qxe4 33. Qxe4 Nxe4 34. Bf4 Re7 35. Bg2 Rce8 36. Rxe4 Rxe4 37. Bxe4 g5 38. Bxh7+ Kxh7 39. Bxg5 Re2+ 40. Kh1 Rxa2 41. Rb1 a5 42. Be7 Be5 43. Bh4 Rb2 44. Rxb2 Bxb2 45. Be7 Bc3 46. Kg2 a4 47. bxa4 b3 48. Ba3 b2 49. Bxb2 Bxb2 50. a5 Kg6 51. Kf3 Bd4 52. Kf4 Kf6 53. Ke4 Bf2 54. a6 Kg5 55. Kf3 1/2-1/2

[Event "GER-ch U15 Girls"]
[Site "Oberhof"]
[Date "1998.??.??"]
[Round "7"]
[White "Goerke, Marina"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "42"]
[EventDate "1998.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. 0-0 0-0 7. d3 d6 8. Nd5 h6 9. a3 a5 10. Rb1 Be6 11. Nxf6+ Qxf6 12. b3 Qd8 13. Bd2 Qd7 14. Qc1 Kh7 15. Bc3 Bh3 16. Qb2 Bxg2 17. Kxg2 f5 18. b4 axb4 19. axb4 Ra4 20. Ra1 Rfa8 21. b5 Ne7 1/2-1/2

[Event "NRW-ch U15 Girls"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Gorka, Christiane"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "47"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Nc2 Bb6 8. Be2 0-0 9. 0-0 Rd8 10. f4 d5 11. e5 Qe6 12. Bxb6 axb6 13. Bd3 Qg4 14. Rf3 Na5 15. Nd2 c5 16. Qf1 Bf5 17. Ne3 Bxd3 18. Qxd3 Qe6 19. Rh3 h6 20. Nc2 Qf5 21. Qxf5 Nxf5 22. g4 Ne7 23. Nf3 Ng6 24. f5 1/2-1/2

[Event "GER-chT U15 Girls"]
[Site "Burg Stargard"]
[Date "1998.??.??"]
[Round "?"]
[White "Grote, Steffi"]
[Black "Koester, Sabrina"]
[Result "1/2-1/2"]
[ECO "E67"]
[PlyCount "47"]
[EventDate "1998.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e3 d6 6. Nf3 e5 7. 0-0 Nbd7 8. d4 Nh5 9. d5 f5 10. e4 f4 11. Nh4 Bf6 12. Nf3 Nb6 13. b3 Bg4 14. Bb2 Qd7 15. Re1 Bg7 16. Qd3 Qf7 17. Rf1 Qd7 18. Rfe1 Rf6 19. Nb1 Raf8 20. Nbd2 h6 21. a4 g5 22. a5 Nc8 23. Rec1 Qf7 24. Rf1 1/2-1/2

[Event "NRW-ch U15 Girls"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Koenig, Daniela"]
[Black "Koester, Sabrina"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "66"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. 0-0 d6 6. h3 Be6 7. Bxe6 fxe6 8. d4 exd4 9. Nxd4 Qd7 10. Bg5 h6 11. Bxf6 Bxf6 12. Qh5+ Qf7 13. Qxf7+ Kxf7 14. Nxc6 Bxc3 15. bxc3 bxc6 16. f4 Rab8 17. Rab1 Rb6 18. e5 Rhb8 19. Rb3 Rf8 20. Ra3 a6 21. Rb3 Rb5 22. a4 Rxb3 23. cxb3 Ke7 24. Rf3 c5 25. Kf2 d5 26. g3 Rb8 27. b4 cxb4 28. cxb4 Rxb4 29. Rc3 Kd7 30. Ra3 a5 31. Kf3 c5 32. Ke3 Rb2 33. Rc3 d4+ 0-1

[Event "GER-chT U15 Girls"]
[Site "Burg Stargard"]
[Date "1998.??.??"]
[Round "2"]
[White "Koester, Sabrina"]
[Black "Almaguer, Claudia"]
[Result "1-0"]
[ECO "D63"]
[PlyCount "67"]
[EventDate "1998.12.30"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 exd5 6. Nf3 0-0 7. e3 Nbd7 8. Rc1 c6 9. Bd3 Nb6 10. 0-0 Be6 11. a3 Qd7 12. Qc2 h6 13. Bh4 Rac8 14. b4 Ng4 15. Bxe7 Qxe7 16. h3 Nf6 17. Na4 Nfd7 18. Nc5 Nxc5 19. dxc5 Nd7 20. Nd4 Rfe8 21. a4 a6 22. Bf5 Qf6 23. Bd3 Ne5 24. Be2 Bd7 25. Qb3 Qg6 26. Kh2 Qe4 27. b5 axb5 28. axb5 Ra8 29. bxc6 bxc6 30. Ra1 Rxa1 31. Rxa1 Rc8 32. Qb7 Qg6 33. f4 Nc4 34. Qxd7 1-0

[Event "GER-ch U15 Girls"]
[Site "Oberhof"]
[Date "1998.??.??"]
[Round "5"]
[White "Koester, Sabrina"]
[Black "Bardacheva, Anna"]
[Result "0-1"]
[ECO "E99"]
[PlyCount "84"]
[EventDate "1998.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Ng6 14. c5 Nf6 15. cxd6 cxd6 16. Rc1 Rf7 17. Nb5 a6 18. Na3 Bf8 19. Nc4 h5 20. Nb6 Rb8 21. Qb3 Rg7 22. Rc3 Bd7 23. Nxd7 Qxd7 24. Rfc1 Ne8 25. Nb4 Rd8 26. Bb6 Ra8 27. a4 g4 28. a5 Nh4 29. Kh1 gxf3 30. Bxf3 Qf7 31. Rg1 Qg6 32. Qd1 Nf6 33. Bf2 Nxe4 34. Bxh4 Nxc3 35. bxc3 Qf5 36. Bxh5 Rh7 37. Bg4 Qg6 38. Be6+ Kh8 39. Bf2 Re8 40. Qc2 Rxe6 41. dxe6 Rxh2+ 42. Kxh2 Qh6+ 0-1

