[Event "GER-chT U20"]
[Site "Cologne"]
[Date "2004.12.29"]
[Round "5.6"]
[White "Hartert, Felix"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1428"]
[BlackElo "1752"]
[PlyCount "71"]
[EventDate "2004.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]
[WhiteTeam "Biebertal (U20)"]
[BlackTeam "Koeln Porz U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nc3 Nf6 3. g3 d5 4. cxd5 exd5 5. Bg2 Be7 6. e3 Bf5 7. Qb3 c6 8. Qxb7 Nfd7 9. Qxa8 Qb6 10. Nxd5 cxd5 11. Bxd5 Nc5 12. b3 0-0 13. d4 Nd3+ 14. Ke2 Qa5 15. Bd2 Nb4 16. Bc4 N8c6 17. Bxb4 Nxb4 18. Qb7 Nc2 19. Rb1 Bb4 20. Qa6 Qd8 21. Nf3 Be4 22. Rb2 Qa8 23. d5 Qe8 24. Ng5 h6 25. Nxe4 Qxe4 26. Bd3 Qg4+ 27. f3 Nd4+ 28. exd4 Qxd4 29. Qc4 Re8+ 30. Be4 Qxb2+ 31. Kf1 Ba5 32. Qc2 Qe5 33. d6 Qb5+ 34. Qc4 Qd7 35. Bc6 Qf5 36. Qf4 1-0

[Event "GER-chT U20"]
[Site "Cologne"]
[Date "2004.12.29"]
[Round "6.6"]
[White "Ostrowski, David"]
[Black "Friedrich, Kai"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "1752"]
[BlackElo "1893"]
[PlyCount "43"]
[EventDate "2004.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]
[WhiteTeam "Koeln Porz U20"]
[BlackTeam "Hettstedt (U20)"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Be2 Bg4 8. 0-0 e6 9. Bg5 Be7 10. c3 Qc7 11. Ne5 Bxe2 12. Qxe2 0-0 13. Rad1 Rfd8 14. Rd2 Nd5 15. Bxe7 Qxe7 16. Rfd1 Nf4 17. Qf3 Ng6 18. Nxg6 hxg6 19. c4 Rd7 20. h3 Rad8 21. Qe4 Qf6 22. b3 1/2-1/2

[Event "GER-chT U20"]
[Site "Ditzingen"]
[Date "2003.12.30"]
[Round "7.4"]
[White "Ostrowski, David"]
[Black "Schlippe, Axel"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "1806"]
[BlackElo "1994"]
[PlyCount "82"]
[EventDate "2003.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Porz SG U20"]
[BlackTeam "Ettlingen U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nf3 0-0 8. Be2 c5 9. dxc5 Nc6 10. Bb5 Ndxe5 11. Nxe5 Nxe5 12. Qe2 Nc6 13. Bxc6 bxc6 14. Na4 Qg5 15. 0-0 e5 16. Rfe1 e4 17. Qe3 Qh5 18. c4 f5 19. cxd5 cxd5 20. Qe2 Qg5 21. Rad1 f4 22. Qd2 Bb7 23. b4 Qg4 24. h3 Qg6 25. Kh2 f3 26. Rg1 Qh5 27. b5 Rfd8 28. Qd4 Bc8 29. g4 Qh4 30. Rg3 Be6 31. c6 Rf8 32. Nc5 Bf7 33. a4 Qd8 34. Qc3 Qb6 35. Qb4 Be8 36. a5 Qb8 37. Rxd5 e3 38. Ne6 Bxc6 39. Qxf8+ Qxf8 40. Nxf8 Bxd5 41. fxe3 f2 0-1

[Event "GER-chT U20"]
[Site "Ditzingen"]
[Date "2003.12.29"]
[Round "5.4"]
[White "Ostrowski, David"]
[Black "Colpe, Helge"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1806"]
[BlackElo "2092"]
[PlyCount "112"]
[EventDate "2003.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Porz SG U20"]
[BlackTeam "Hamburger SK U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 Bc5 5. c3 0-0 6. d3 d6 7. Nbd2 Bg4 8. Nf1 Ne7 9. Ng3 Ng6 10. h3 Bxf3 11. gxf3 c6 12. Ba4 b5 13. Bc2 b4 14. 0-0 Nf4 15. Bxf4 exf4 16. Nf5 g6 17. Nd4 Nh5 18. Kh2 Bxd4 19. cxd4 Ng7 20. Bb3 a5 21. d5 c5 22. Ba4 Ra7 23. Rac1 Qf6 24. Rfd1 Re7 25. Rc4 Nf5 26. Rh1 Nd4 27. Qd1 Qh4 28. Kg2 Re5 29. Kf1 Qh5 30. Rxd4 cxd4 31. Bc6 Rc8 32. Ke2 Re7 33. Qc1 Qe5 34. h4 h5 35. Rg1 Qf6 36. Rg5 Re5 37. Qg1 Rc7 38. Rxe5 Qxe5 39. Kd2 Qf6 40. Qh2 Qe5 41. Ke2 f5 42. Qg2 Kg7 43. Qg5 fxe4 44. Qxe5+ dxe5 45. fxe4 Kf6 46. f3 Ke7 47. Kd2 Kd6 48. Ke2 Rg7 49. Kf2 g5 50. Kg2 gxh4+ 51. Kh3 Rg3+ 52. Kxh4 Rxf3 53. Bb5 Rf2 54. Kxh5 Rg2 55. Kh4 f3 56. Kh3 Rg8 0-1

[Event "GER-chT U20"]
[Site "Ditzingen"]
[Date "2003.12.28"]
[Round "4.4"]
[White "Ostrowski, David"]
[Black "Becker, Martin Alexander"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1806"]
[BlackElo "2244"]
[PlyCount "140"]
[EventDate "2003.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Porz SG U20"]
[BlackTeam "Bochum SG 31 U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Bg5 Be6 9. 0-0 Nbd7 10. Qd2 b5 11. f3 0-0 12. a3 Rc8 13. Be3 Qc7 14. Rfc1 Nb6 15. Bxb6 Qxb6+ 16. Kh1 d5 17. Nxd5 Nxd5 18. exd5 Rfd8 19. Qa5 Qxa5 20. Nxa5 Rxd5 21. Bd3 g6 22. Be4 Rd6 23. Rd1 f5 24. Rxd6 Bxd6 25. Bd3 Kf7 26. a4 Bd5 27. c3 Rc5 28. axb5 axb5 29. Bc2 Ke6 30. Nb3 Rc7 31. Re1 Kf6 32. Kg1 b4 33. Rd1 Ke6 34. Rd3 e4 35. fxe4 Bxe4 36. Re3 Kd5 37. Bxe4+ fxe4 38. Kf1 bxc3 39. bxc3 Bxh2 40. Nd2 Bf4 41. Rxe4 Bxd2 42. Rd4+ Ke5 43. Rxd2 Rxc3 44. Rd7 h5 45. Rg7 Kf5 46. Kf2 g5 47. Ra7 Rd3 48. Ra5+ Kf4 49. Ra4+ Ke5 50. Ra5+ Rd5 51. Ra4 Rd4 52. Ra3 Kf4 53. Rf3+ Kg4 54. Rg3+ Kf5 55. Ra3 h4 56. Ra5+ Kf4 57. Ra3 g4 58. Ra8 Rd2+ 59. Kf1 Kg3 60. Ra4 Rf2+ 61. Kg1 Rxg2+ 62. Kh1 Rf2 63. Kg1 Rf3 64. Ra2 Rb3 65. Rg2+ Kf4 66. Rf2+ Rf3 67. Ra2 g3 68. Ra4+ Kg5 69. Kg2 Rf2+ 70. Kh3 Rh2# 0-1

[Event "GER-chT U20"]
[Site "Ditzingen"]
[Date "2003.12.27"]
[Round "2.4"]
[White "Ostrowski, David"]
[Black "Grofig, Patrick"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1806"]
[BlackElo "2116"]
[PlyCount "154"]
[EventDate "2003.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Porz SG U20"]
[BlackTeam "Berghofen Wambel U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Be2 Nf6 6. 0-0 e6 7. Bg5 Be7 8. Nbd2 Qb6 9. Nb3 0-0 10. Ne5 Nd7 11. Bxe7 Nxe7 12. Nxd7 Bxd7 13. Nc5 Bb5 14. c3 Rac8 15. a4 Bxe2 16. Qxe2 Qc7 17. Qb5 b6 18. Na6 Qd6 19. a5 g5 20. axb6 axb6 21. Qb4 Nf5 22. Qxd6 Nxd6 23. Nb4 Nc4 24. Nd3 Ra8 25. Rfd1 Kg7 26. Kf1 b5 27. b3 Nd2+ 28. Ke1 Nxb3 29. Rab1 Ra3 30. Nb4 Na5 31. Ra1 Rxa1 32. Rxa1 Nc4 33. Ra7 Rc8 34. Nd3 Kg6 35. Kd1 Rc6 36. Rb7 f6 37. Rxb5 Nd6 38. Rc5 Ra6 39. Nb4 Ra1+ 40. Ke2 Ne8 41. Rc6 Ng7 42. g3 g4 43. f3 h5 44. fxg4 hxg4 45. Kf2 Rd1 46. Na6 Rd2+ 47. Kg1 Kf5 48. Nc5 Re2 49. Ra6 e5 50. dxe5 fxe5 51. Ra7 Ne6 52. Nxe6 Kxe6 53. Ra4 Kf5 54. Rb4 Rc2 55. Rb3 Ke4 56. Rb4+ Kf3 57. h4 Kxg3 58. Rb1 Kxh4 59. Rd1 Kg3 60. Kf1 Rxc3 61. Rxd5 e4 62. Re5 Kf4 63. Re8 Rf3+ 64. Kg1 e3 65. Rf8+ Ke4 66. Re8+ Kd3 67. Rd8+ Kc2 68. Rc8+ Kd1 69. Rd8+ Ke1 70. Kg2 Rf2+ 71. Kg3 Rd2 72. Ra8 e2 73. Kxg4 Rd1 74. Kf3 Kf1 75. Rh8 Rd3+ 76. Ke4 e1Q+ 77. Kxd3 Qe2+ 0-1

[Event "GER-chT U20"]
[Site "Ditzingen"]
[Date "2003.12.27"]
[Round "1.4"]
[White "Schilling, Christian"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1649"]
[BlackElo "1806"]
[PlyCount "87"]
[EventDate "2003.12.27"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Mainz Theresianum U20"]
[BlackTeam "Porz SG U20"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Nbd7 5. e3 c6 6. Bd3 Be7 7. 0-0 0-0 8. b3 Re8 9. Bb2 Bd6 10. Qc2 a6 11. Rac1 b5 12. c5 Bc7 13. b4 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Ne2 Bxh2+ 17. Kxh2 Ng4+ 18. Kg3 Qg5 19. f4 Qh5 20. Bd4 Qh2+ 21. Kf3 Qh4 22. g3 Qh5 23. Rh1 Nxe3+ 24. Kf2 Qxh1 25. Rxh1 Nxc2 26. Bxc2 g6 27. Re1 a5 28. a3 axb4 29. axb4 Ra2 30. Bd3 Bg4 31. Be5 Re6 32. Kf1 f6 33. Nc3 Bh3+ 34. Kg1 Rg2+ 35. Kh1 fxe5 36. Bf1 Rxg3 37. Kh2 Rxc3 38. Bxh3 Rc2+ 39. Kg3 exf4+ 40. Kxf4 Rxe1 41. Kg3 Rc3+ 42. Kg2 Re2+ 43. Kf1 Rxh3 44. Kxe2 0-1

[Event "GER-chT U20"]
[Site "Greifswald"]
[Date "2002.12.29"]
[Round "5.4"]
[White "Ostrowski, David"]
[Black "Seifert, Frank"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1849"]
[BlackElo "2170"]
[PlyCount "55"]
[EventDate "2002.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 c6 6. Be2 Nbd7 7. Bh6 Bxh6 8. Qxh6 b5 9. a3 Nb6 10. Nf3 a6 11. e5 Nfd5 12. Qg7 Rf8 13. Ng5 Nc7 14. Nce4 Bf5 15. exd6 Ne6 16. Nxe6 fxe6 17. dxe7 Qxe7 18. Qxe7+ Kxe7 19. Bf3 Rad8 20. 0-0-0 Nd5 21. Nc5 a5 22. Rhe1 h5 23. h3 h4 24. Rd2 Kf7 25. g4 hxg3 26. fxg3 Bxh3 27. Rh2 Kg8 28. Bxd5 1-0

[Event "GER-chT U20"]
[Site "Greifswald"]
[Date "2002.12.29"]
[Round "6.4"]
[White "Ostrowski, David"]
[Black "Wyrwich, Markus"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1849"]
[BlackElo "2167"]
[PlyCount "18"]
[EventDate "2002.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Be2 Bf5 7. Bf4 e6 8. 0-0 Nbd7 9. Re1 Be7 1/2-1/2

[Event "GER-chT U20"]
[Site "Greifswald"]
[Date "2002.12.28"]
[Round "4.4"]
[White "Krueger, Heiner"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2081"]
[BlackElo "1849"]
[PlyCount "44"]
[EventDate "2002.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 c5 4. cxd5 exd5 5. d4 cxd4 6. Nxd4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Nf6 9. Nc3 0-0 10. e3 Ne4 11. Qb2 Nd7 12. Be2 Qg5 13. Bf3 Ne5 14. Nxe4 Nd3+ 15. Ke2 dxe4 16. Qc2 Nf4+ 17. exf4 exf3+ 18. Nxf3 Qxg2 19. Rhg1 Re8+ 20. Ne5 Bg4+ 21. Ke3 Qf3+ 22. Kd2 Qxf4+ 0-1

[Event "GER-chT U20"]
[Site "Greifswald"]
[Date "2002.12.28"]
[Round "3.4"]
[White "Melchers, Damian"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1884"]
[BlackElo "1849"]
[PlyCount "57"]
[EventDate "2002.12.27"]
[EventType "team"]
[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. d4 Nd7 4. Nc3 Be7 5. Bc4 c6 6. dxe5 dxe5 7. Be3 Ngf6 8. 0-0 0-0 9. h3 b5 10. Bd3 Bb7 11. Nd2 a6 12. a4 b4 13. Ne2 a5 14. Ng3 Bc5 15. Qe2 Bxe3 16. Qxe3 Qb6 17. Qg5 h6 18. Qh4 Ba6 19. Nc4 Bxc4 20. Bxc4 Qd4 21. b3 Nb6 22. Rad1 Qc3 23. Rd6 Nxc4 24. Rxf6 gxf6 25. Qxf6 Qd2 26. Nf5 Qg5 27. Nxh6+ Qxh6 28. Qxh6 Nd2 29. Qxd2 1-0

[Event "GER-chT U20"]
[Site "Greifswald"]
[Date "2002.12.27"]
[Round "1.4"]
[White "Guertler, Franz Josef"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1737"]
[BlackElo "1849"]
[PlyCount "53"]
[EventDate "2002.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 c6 6. Nf3 Be7 7. 0-0 0-0 8. d3 Bf5 9. Bf4 Nbd7 10. Rc1 Nc5 11. a3 d4 12. Nb1 Ne6 13. Be5 Ng4 14. h3 Nxe5 15. Nxe5 Bf6 16. Nc4 h5 17. b4 Qd7 18. Nbd2 Nc7 19. Kh2 Bg5 20. Rc2 h4 21. Nf3 hxg3+ 22. fxg3 Be7 23. Nce5 Qe6 24. Nxc6 Bd6 25. Nfxd4 Qg6 26. Nxf5 bxc6 27. Rxc6 1-0

[Event "GER-chT U20"]
[Site "Greifswald"]
[Date "2002.12.27"]
[Round "2.4"]
[White "Ostrowski, David"]
[Black "Schlippe, Axel"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "1849"]
[BlackElo "2033"]
[PlyCount "144"]
[EventDate "2002.12.27"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 092 Extra"]
[Source "ChessBase"]
[SourceDate "2003.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2003.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Nf3 c5 6. a3 Bxc3+ 7. bxc3 Nbc6 8. a4 Qa5 9. Qd2 cxd4 10. cxd4 Qxd2+ 11. Bxd2 0-0 12. Bd3 f6 13. c4 fxe5 14. dxe5 Rxf3 15. gxf3 Nxe5 16. Be2 Nxc4 17. Bxc4 dxc4 18. Rc1 Bd7 19. Rxc4 Bc6 20. Rg1 Rf8 21. Bb4 Rf7 22. f4 Nd5 23. Bd6 Nb6 24. Rd4 Nxa4 25. Be5 Kf8 26. Rd8+ Ke7 27. Ra8 a6 28. Rxg7 Rxg7 29. Bxg7 Nb6 30. Rh8 Be4 31. f3 Bxf3 32. Rxh7 Be4 33. Rh8 Nd5 34. Be5 b5 35. h4 b4 36. h5 Nf6 37. Ke2 b3 38. h6 Nh7 39. Ke3 Bc2 40. Ra8 Kf7 41. Rxa6 Nf8 42. Kd2 Nh7 43. Rb6 Nf8 44. Rb7+ Kg6 45. Bg7 Nh7 46. Re7 Bf5 47. Kc3 Bg4 48. Kxb3 Bf5 49. Kc3 Bg4 50. Kd4 Bf5 51. Ke5 Bg4 52. Rxe6+ Kf7 53. Rb6 Bh3 54. f5 Bg2 55. Ra6 Kg8 56. f6 Ng5 57. Kf5 Nf7 58. Ra7 Bd5 59. Rd7 Bb3 60. Rd2 Bc4 61. Kg6 Ne5+ 62. Kf5 Nf7 63. h7+ Kxh7 64. Bf8 Kg8 65. Be7 Kh7 66. Rh2+ Kg8 67. Rg2+ Kh8 68. Bf8 Bd3+ 69. Ke6 Bc4+ 70. Ke7 Ne5 71. Rh2+ Kg8 72. Rh6 Nf7 1-0

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.12.30"]
[Round "7.1"]
[White "Ostrowski, David"]
[Black "Dietzsch, Michael"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1918"]
[BlackElo "1842"]
[PlyCount "51"]
[EventDate "2001.12.??"]
[EventType "team"]
[EventRounds "7"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nb3 Be7 8. Bg5 0-0 9. Qd2 Be6 10. Rd1 Nbd7 11. Be2 Qb6 12. Nd5 Nxd5 13. exd5 Bxg5 14. Qxg5 f6 15. Qd2 Bf7 16. Bg4 Nc5 17. Nxc5 Qxc5 18. 0-0 Qc4 19. Bd7 Rfd8 20. b3 Qxd5 21. Qb4 Qc5 22. Qxb7 Qxc2 23. Rxd6 Qxb3 24. Qc6 Qc4 25. Rfd1 Qxc6 26. Bxc6 1/2-1/2

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.12.29"]
[Round "6.1"]
[White "Meier, Jan"]
[Black "Ostrowski, David"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1923"]
[BlackElo "1856"]
[PlyCount "69"]
[EventDate "2001.12.??"]
[EventType "team"]
[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. Nf3 Nf6 3. c4 e6 4. Bg5 Nbd7 5. cxd5 exd5 6. Nc3 c6 7. e3 Be7 8. Bd3 0-0 9. Qc2 Re8 10. 0-0 Nf8 11. h3 Ne4 12. Bf4 Nxc3 13. bxc3 Bd6 14. Bxd6 Qxd6 15. c4 dxc4 16. Bxc4 Qf6 17. Ne5 Be6 18. Rab1 b6 19. Bxe6 Rxe6 20. Rbc1 Rc8 21. Rfd1 Ng6 22. Ng4 Qd8 23. d5 Rd6 24. dxc6 Rcxc6 25. Rxd6 Rxd6 26. Kf1 h5 27. Nh2 Kh7 28. Nf3 Rd5 29. Ke2 Rc5 30. Qb1 Rxc1 31. Qxc1 Qd5 32. Qc2 Kg8 33. Qa4 a5 34. Qb3 Qc5 35. Qd3 1/2-1/2

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.12.29"]
[Round "5.1"]
[White "Ostrowski, David"]
[Black "Scholvin, Bjoern"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1918"]
[BlackElo "1969"]
[PlyCount "69"]
[EventDate "2001.12.??"]
[EventType "team"]
[EventRounds "7"]
[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 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Ne7 12. Nxf6+ gxf6 13. Qf3 f5 14. Bd3 d5 15. 0-0-0 b4 16. cxb4 Qc7+ 17. Bc2 fxe4 18. Qf6 Rg8 19. Kb1 Be6 20. Ba4+ Kf8 21. h4 Rb8 22. Rc1 Qd6 23. b5 d4 24. Nc4 Qb4 25. Qxe5 Nc6 26. Qd6+ Kg7 27. bxc6 Qxa4 28. Qe5+ Kh6 29. Qf6+ Kh5 30. g4+ Rxg4 31. Qe5+ Kh6 32. Qxb8 Bxc4 33. b3 Bd3+ 34. Ka1 Qb5 35. c7 1-0

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.12.28"]
[Round "3.1"]
[White "Ostrowski, David"]
[Black "Van Orsouw, Niclas"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "1918"]
[BlackElo "1718"]
[PlyCount "87"]
[EventDate "2001.12.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 a6 7. N5a3 Nf6 8. Nc3 Be7 9. Be2 0-0 10. 0-0 b6 11. f4 Bb7 12. Nc2 Qc7 13. Ne3 Rfd8 14. b3 Na7 15. Bf3 b5 16. a3 Rd7 17. Bd2 Rad8 18. Qe1 bxc4 19. bxc4 Nc6 20. Ne2 Qb6 21. Kh1 Qc7 22. Qg3 Na7 23. Bc3 Qc5 24. Bd4 Qc7 25. Bxa7 Bxe4 26. Bd4 Bd3 27. Rfc1 Bg6 28. h4 h5 29. Ra2 Rb8 30. f5 exf5 31. Nf4 d5 32. Nexd5 Nxd5 33. Bxd5 Rxd5 34. cxd5 Qxc1+ 35. Kh2 Rb1 36. Kh3 Qh1+ 37. Qh2 Qxh2+ 38. Kxh2 Rd1 39. Be5 Bxh4 40. d6 Bf6 41. Bxf6 gxf6 42. Rc2 Rxd6 43. Rc3 Rd4 44. Rf3 1/2-1/2

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.12.27"]
[Round "2.1"]
[White "Kiener, Georg"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1732"]
[BlackElo "1914"]
[PlyCount "109"]
[EventDate "2001.12.??"]
[EventType "team"]
[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 d6 3. Bc4 Nd7 4. d4 c6 5. 0-0 Be7 6. c3 Ngf6 7. Nbd2 0-0 8. Re1 Qc7 9. Nf1 d5 10. exd5 cxd5 11. dxe5 dxc4 12. exf6 Nxf6 13. Bg5 h6 14. Bh4 Be6 15. Nd4 Bg4 16. Qc2 Rae8 17. Ne3 Bc8 18. Qa4 Ne4 19. Bxe7 Qxe7 20. Qxc4 Qf6 21. f3 Nd6 22. Qd3 Re5 23. Nec2 Rg5 24. Re2 Nf5 25. Nxf5 Bxf5 26. Qe3 Bxc2 27. Rxc2 b6 28. Re2 Rd8 29. Rae1 Rgd5 30. Qe7 Qc6 31. Qxa7 Rd1 32. Qe7 R1d7 33. Qe4 Qc5+ 34. Kh1 Ra7 35. a3 Rad7 36. Qb4 Qxb4 37. cxb4 Rd1 38. Kg1 R8d2 39. Rxd2 Rxd2 40. Re8+ Kh7 41. Rb8 Rxb2 42. Rxb6 Ra2 43. Ra6 Rb2 44. h3 f6 45. Kh2 Kg6 46. Kg3 h5 47. h4 Kf5 48. Ra5+ Kg6 49. b5 Kf7 50. a4 g5 51. hxg5 fxg5 52. b6 h4+ 53. Kh3 Kg6 54. Rb5 Ra2 55. b7 1-0

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.01.01"]
[Round "4.1"]
[White "Hoerr, Matthias"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1888"]
[BlackElo "1918"]
[PlyCount "84"]
[EventDate "2001.12.??"]
[EventType "team"]
[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 d6 3. d4 Nd7 4. Bc4 c6 5. 0-0 Be7 6. a3 Ngf6 7. Nc3 0-0 8. Bg5 Qc7 9. Re1 b5 10. Ba2 Bb7 11. d5 a5 12. Bxf6 Nxf6 13. dxc6 Bxc6 14. Re2 Qb7 15. Nd5 Nxd5 16. Bxd5 Bxd5 17. Qxd5 Qxd5 18. exd5 b4 19. g3 f5 20. Ne1 Bf6 21. a4 e4 22. Rb1 Rac8 23. b3 Rc5 24. Rd1 Rfc8 25. h3 Rc3 26. Kh2 Be5 27. Kg2 Kf7 28. h4 g6 29. Kg1 h6 30. Kg2 Kf6 31. Rdd2 g5 32. hxg5+ hxg5 33. f3 f4 34. Rxe4 fxg3 35. Ree2 Kf5 36. Nd3 Bf4 37. Nxf4 gxf4 38. Kg1 Rxf3 39. Re6 Rfc3 40. Rxd6 Rxc2 41. Rxc2 Rxc2 42. Rc6 Rxc6 0-1

[Event "GER-chT U16"]
[Site "Bensdorf"]
[Date "2001.01.01"]
[Round "1.1"]
[White "Ostrowski, David"]
[Black "Jacke, Benno"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1918"]
[BlackElo "1692"]
[PlyCount "104"]
[EventDate "2001.12.??"]
[EventType "team"]
[EventRounds "7"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. exd5 Nxd5 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qc5 Qb7 15. Bd4 Bf5 16. Bxg7 Rfc8 17. Rd8+ Rxd8 18. Bc3 Rac8 19. Qe5 f6 20. Qe1 e5 21. Be2 Qd5 22. b3 Be6 23. Ba6 Rb8 24. Qh4 Rf8 25. Rd1 Qc6 26. Bc4 Bxc4 27. Qxc4+ Qxc4 28. bxc4 Rfc8 29. Rd6 Rxc4 30. Bd2 Rbc8 31. c3 R4c6 32. Rd7 R8c7 33. Rd8+ Kf7 34. Rh8 Ke6 35. g4 Rd7 36. Kc2 Ra6 37. Be3 Rxa2+ 38. Kb3 Rxh2 39. Re8+ Kf7 40. Ra8 Rh3 41. Bxa7 Rxf3 42. Kb4 Rf4+ 43. c4 Rb7+ 44. Kc5 Rc7+ 45. Kb5 Rcxc4 46. Bc5 Rxc5+ 47. Kxc5 Rxg4 48. Ra7+ Kg8 49. Kd5 h5 50. Ke6 Rf4 51. Ra8+ Kg7 52. Ra7+ Kh6 0-1

[Event "Leverkusen op"]
[Site "Leverkusen"]
[Date "2001.??.??"]
[Round "2"]
[White "Hobusch, Alexander"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "76"]
[EventDate "2001.??.??"]
[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. Nf3 Nf6 3. Bg5 Nbd7 4. e3 e6 5. Ne5 Be7 6. Bd3 Nxe5 7. dxe5 Nd7 8. Bf4 c5 9. c3 Qc7 10. 0-0 Nxe5 11. Na3 Bd7 12. Qh5 Bd6 13. Bb5 Ng6 14. Bxd6 Qxd6 15. Rfd1 0-0 16. c4 Bc6 17. cxd5 exd5 18. Nc4 Qe6 19. Bxc6 bxc6 20. Na5 Rab8 21. Nb3 Rb4 22. Nxc5 Qd6 23. Nb3 Rh4 24. Qf3 Qxh2+ 25. Kf1 Re8 26. Rac1 Nf4 27. Ke1 Nxg2+ 28. Kd2 Rh3 29. Qf5 Nxe3 30. Re1 Re6 31. Rxc6 Rxc6 32. Qd7 Qxf2+ 33. Re2 Nc4+ 34. Kc1 Rh1+ 35. Kc2 Qxe2+ 36. Kc3 Ne5+ 37. Kb4 Qc4+ 38. Ka3 Ra6+ 0-1

[Event "Leverkusen op"]
[Site "Leverkusen"]
[Date "2001.??.??"]
[Round "1"]
[White "Ostrowski, David"]
[Black "Mueller, Dieter"]
[Result "0-1"]
[ECO "C10"]
[BlackElo "2190"]
[PlyCount "70"]
[EventDate "2001.??.??"]
[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 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Qe2 Be7 9. Ng3 Bxf3 10. Qxf3 c6 11. b3 0-0 12. c4 a5 13. Bd2 Qb6 14. Bc3 Bb4 15. Bb2 Be7 16. Rab1 Rfd8 17. Qe2 Re8 18. Kh1 Bf8 19. f4 c5 20. dxc5 Bxc5 21. Ne4 Bd4 22. c5 Bxc5 23. Nxf6+ Nxf6 24. Bxf6 gxf6 25. Qg4+ Kf8 26. Bxh7 Ke7 27. Rbe1 Rh8 28. Qg7 Raf8 29. f5 e5 30. Rxe5+ fxe5 31. Qxe5+ Kd7 32. Rd1+ Bd6 33. f6 Kc7 34. Qe4 Kb8 35. Bf5 Rxh2# 0-1

[Event "Leverkusen op"]
[Site "Leverkusen"]
[Date "2001.??.??"]
[Round "6"]
[White "Ostrowski, David"]
[Black "Sockel, Karl Heinz"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "63"]
[EventDate "2001.??.??"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Be2 Bf5 7. 0-0 e6 8. Bf4 Be7 9. Ne5 Nbd7 10. Nc4 Qd8 11. Nd6+ Bxd6 12. Bxd6 Nb6 13. Be5 0-0 14. h4 Nfd5 15. h5 Qg5 16. Bf3 Nc4 17. Qe2 Nxe5 18. Qxe5 f6 19. Qg3 Qxg3 20. fxg3 Bxc2 21. Rfe1 Rfe8 22. Bg4 Kf7 23. Rac1 Bd3 24. Na4 Bf5 25. Bf3 h6 26. Nc5 b6 27. Nb7 Re7 28. Nd6+ Kf8 29. Rxc6 Nb4 30. Nxf5 exf5 31. Rxe7 Kxe7 32. Rc4 1-0

[Event "Leverkusen op"]
[Site "Leverkusen"]
[Date "2001.??.??"]
[Round "8"]
[White "Ostrowski, David"]
[Black "Vranidis, Georgios"]
[Result "0-1"]
[ECO "B75"]
[PlyCount "30"]
[EventDate "2001.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 Bd7 8. Qd2 Nc6 9. 0-0-0 Rc8 10. Bh6 0-0 11. Bxg7 Kxg7 12. g4 Qa5 13. h4 Ne5 14. h5 Rh8 15. Qg5 Nd3+ 0-1

[Event "Leverkusen op"]
[Site "Leverkusen"]
[Date "2001.??.??"]
[Round "4"]
[White "Puetzkaul, Karl"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "87"]
[EventDate "2001.??.??"]
[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. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 c6 6. cxd5 exd5 7. e3 Be7 8. Bd3 0-0 9. Qc2 Re8 10. 0-0 Ne4 11. Bxe4 Bxg5 12. Bxh7+ Kf8 13. Bd3 Re6 14. e4 Nb6 15. e5 Rh6 16. Bf5 Nd7 17. Rae1 g6 18. Bg4 Kg7 19. h3 Nf8 20. Bxc8 Rxc8 21. Nxg5 Qxg5 22. Qc1 Qh4 23. Qe3 Ne6 24. f4 g5 25. fxg5 Rg6 26. Ne2 Nxg5 27. Nf4 Rh6 28. Qf2 Re8 29. Qxh4 Rxh4 30. Kh2 Ne4 31. g3 Rh6 32. h4 Rg8 33. Re2 Kh7 34. Rg2 Kh8 35. Nh3 Rg7 36. Rf5 Kg8 37. h5 Rg4 38. Rf4 Rg7 39. g4 Ng5 40. Nxg5 Rxg5 41. Kh3 Kg7 42. Rgf2 f6 43. Rxf6 Rxf6 44. Rxf6 1-0

[Event "Leverkusen op"]
[Site "Leverkusen"]
[Date "2001.??.??"]
[Round "5"]
[White "Ruland, Wolfgang"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "D46"]
[PlyCount "62"]
[EventDate "2001.??.??"]
[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. Nf3 Nf6 4. Nc3 Nbd7 5. e3 c6 6. Bd3 Be7 7. 0-0 0-0 8. Re1 Qc7 9. e4 dxc4 10. Bxc4 Nb6 11. Bd3 Rd8 12. e5 Nfd5 13. Bg5 h6 14. Bxe7 Nxe7 15. Ne4 Nf5 16. Nc5 Re8 17. Qb3 Nd5 18. Re4 b6 19. Na4 Bb7 20. Rc1 Qe7 21. Nc3 c5 22. dxc5 Nxc3 23. Rxc3 Bd5 24. Qb4 bxc5 25. Qxc5 Qxc5 26. Rxc5 Bxe4 27. Bxe4 Rac8 28. Rxc8 Rxc8 29. g4 Ne7 30. Nd4 Rc4 31. Nxe6 fxe6 0-1

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.29"]
[Round "7"]
[White "Ostrowski, David"]
[Black "Beckmann, Raphael"]
[Result "1/2-1/2"]
[ECO "B00"]
[PlyCount "84"]
[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 e6 2. d4 b6 3. Nc3 Bb7 4. Nf3 Bb4 5. Bd3 Ne7 6. 0-0 c5 7. Bf4 d6 8. Nb5 cxd4 9. e5 Bxf3 10. Qxf3 d5 11. a3 Bc5 12. b4 a6 13. bxc5 axb5 14. Bxb5+ Nbc6 15. cxb6 Qxb6 16. Rfb1 0-0 17. Bd3 Qc7 18. Bxh7+ Kxh7 19. Qh5+ Kg8 20. Rb3 f6 21. Rg3 Nf5 22. Rh3 fxe5 23. Qh7+ Kf7 24. Qh5+ Ke7 25. Bg5+ Kd6 26. Qe2 Nb4 27. Re1 Nc6 28. c3 dxc3 29. Rxc3 Nfd4 30. Qe3 Ra4 31. Rec1 Rb8 32. f4 e4 33. f5 e5 34. f6 Rc4 35. h3 Rb3 36. Rxb3 Rxc1+ 37. Kh2 Nxb3 38. Qxb3 gxf6 39. Bxc1 d4 40. Qd1 Ke6 41. Qg4+ Kd5 42. Qg8+ Kc5 1/2-1/2

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.28"]
[Round "6"]
[White "Herud, Martin"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "85"]
[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. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 Be7 11. Re1 Rb8 12. Qd2 d4 13. Nd1 Bb7 14. f3 Bd5 15. c3 h6 16. Bh4 dxc3 17. Nxc3 Bc4 18. Rxe7 Qxe7 19. Bxf6 gxf6 20. Bxc4 Qc5+ 21. Kh1 Qxc4 22. Qxh6 Qe6 23. Ne4 Rb6 24. Rc1 f5 25. Qg5+ Qg6 26. Qxg6+ fxg6 27. Ng5 Rxb2 28. h4 Rxa2 29. Rxc7 Re8 30. Rc6 Kg7 31. Rc7+ Kf6 32. Rc6+ Ke5 33. f4+ Kd5 34. Rxg6 Rh8 35. g3 Rb8 36. Nf3 Rb1+ 37. Ng1 Raa1 38. g4 Rxg1+ 39. Kh2 Rh1+ 40. Kg3 Rag1+ 41. Kf2 Rxg4 42. Rxg4 fxg4 43. h5 0-1

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.27"]
[Round "5"]
[White "Ostrowski, David"]
[Black "Tuerkkan, Nuh"]
[Result "1/2-1/2"]
[ECO "B73"]
[PlyCount "49"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. f4 Ng4 10. Bxg4 Bxd4 11. Bf2 Bxg4 12. Qxg4 Bxf2+ 13. Rxf2 Qb6 14. Rb1 f5 15. exf5 Rxf5 16. Qe2 Raf8 17. Kh1 Kg7 18. b3 Rxf4 19. Rxf4 Rxf4 20. Nd5 Rf2 21. Qe1 Qc5 22. Nxe7 Rxc2 23. Nxc6 Qxc6 24. Qe7+ Kg8 25. Qe6+ 1/2-1/2

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.26"]
[Round "4"]
[White "Kaczmarek, Michal"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C52"]
[PlyCount "55"]
[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 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Nf6 8. Bg5 d6 9. cxd4 0-0 10. Qa4 a6 11. Qa3 Qe7 12. Bd5 Nb4 13. Qxa5 Nc2 14. e5 dxe5 15. dxe5 Nxa1 16. exf6 gxf6 17. Bh6 Rd8 18. Na3 b6 19. Qd2 Bb7 20. Qf4 Rxd5 21. Qg3+ Rg5 22. Nxg5 Kh8 23. Nf3 Rg8 24. Qf4 Rg6 25. Rxa1 Qxa3 26. Re1 Bxf3 27. Re8+ Rg8 28. Qxf6# 1-0

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.25"]
[Round "2"]
[White "Cobanoglu, Ferhat"]
[Black "Ostrowski, David"]
[Result "1/2-1/2"]
[ECO "C96"]
[PlyCount "65"]
[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 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. h3 0-0 11. d4 exd4 12. cxd4 Nc6 13. d5 Nb4 14. Nbd2 Nd7 15. Nf1 Bf6 16. Bb1 a5 17. a3 Na6 18. Qe2 c4 19. a4 bxa4 20. Qxc4 Nac5 21. Qc2 Ba6 22. Rd1 Ne5 23. Nxe5 Bxe5 24. f4 Qb6 25. Be3 Qxb2 26. Ra2 Qxc2 27. Rxc2 Ba1 28. Bxc5 dxc5 29. Rxc5 Bb2 30. Rd2 Rfb8 31. Rdc2 Rb7 32. Rc6 Bb5 33. Rc7 1/2-1/2

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.25"]
[Round "3"]
[White "Ostrowski, David"]
[Black "Schuetze, Andre"]
[Result "0-1"]
[ECO "B93"]
[PlyCount "62"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 g6 7. Be2 Bg7 8. Be3 Nc6 9. 0-0 0-0 10. f4 Bd7 11. Bf3 Rc8 12. Kh1 Qc7 13. g4 Bxg4 14. Rg1 Bxf3+ 15. Nxf3 Na5 16. f5 Nc4 17. Bc1 b5 18. fxg6 fxg6 19. Nd5 Qb7 20. Nxf6+ Rxf6 21. Qe2 Rcf8 22. axb5 axb5 23. Ng5 Rf2 24. Qg4 Be5 25. Rg2 Rf1+ 26. Rg1 R8f2 27. Bf4 Bxf4 28. Qe6+ Kh8 29. Nf3 Rxa1 30. Qf7 Qa8 31. Qxf4 Rxg1+ 0-1

[Event "NRW-ch U16"]
[Site "Bergneustadt"]
[Date "2000.04.24"]
[Round "1"]
[White "Ostrowski, David"]
[Black "Dallakian, Oleg"]
[Result "0-1"]
[ECO "B19"]
[PlyCount "50"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. 0-0-0 Be7 13. Qe2 0-0 14. Ne5 Rc8 15. f4 c5 16. f5 cxd4 17. Nxf7 Kxf7 18. fxe6+ Kg8 19. exd7 Qxd7 20. Qd3 Ng4 21. Ne4 Qd5 22. Kb1 Ne5 23. Qe2 Rxc2 24. Nf2 Rxf2 25. Qxf2 Rxb2+ 0-1

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "7"]
[White "Becker, Michael1111"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2305"]
[PlyCount "118"]
[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. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Nbd7 5. cxd5 exd5 6. Bg5 c6 7. e3 Be7 8. Bd3 0-0 9. h3 Re8 10. 0-0 Nf8 11. a3 Ng6 12. b4 a6 13. Bxf6 Bxf6 14. a4 Nh4 15. Nxh4 Bxh4 16. Qc2 Qg5 17. Kh2 Bxf2 18. Qxf2 f6 19. Rae1 a5 20. bxa5 Rxa5 21. Qf4 Qh5 22. Bf5 Bxf5 23. Qxf5 Qf7 24. e4 g6 25. Qxf6 Qxf6 26. Rxf6 dxe4 27. Rf4 e3 28. Rf3 e2 29. Kg1 Rd8 30. Rxe2 b5 31. axb5 cxb5 32. Rb2 Rxd4 33. Rxb5 Rxb5 34. Nxb5 Rd1+ 35. Kf2 Rd2+ 36. Kg3 Kg7 37. Nc3 Rd7 38. Ne4 Re7 39. Nd6 Rd7 40. Ne8+ Kh6 41. Kh4 Re7 42. Nf6 Kg7 43. Kg4 h6 44. Kg3 Re6 45. Nd5 Rd6 46. Nc7 Rb6 47. Kf2 Kg8 48. Ke3 Rb7 49. Nd5 Kg7 50. Ke4 Rb8 51. Nc7 Rb6 52. Ke5 Rb1 53. Ne6+ Kg8 54. Rf8+ Kh7 55. Rf7+ Kh8 56. Kf6 g5 57. Kg6 Rb8 58. Rf8+ Rxf8 59. Nxf8 h5 1-0

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "3"]
[White "Germer, Philipp"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C25"]
[PlyCount "27"]
[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. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5 Qxf2+ 6. Kd1 Kf8 7. Nh3 h5 8. Qg5 f6 9. Qg6 Rh6 10. Qxh6 Qxg2 11. Rg1 Bxg1 12. Qxh5 Nh6 13. Nxc7 d5 14. Qe8# 1-0

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "2"]
[White "Holzschuh, Stephan"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C41"]
[PlyCount "76"]
[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 d6 3. d4 Nd7 4. Bc4 c6 5. 0-0 Be7 6. a4 Ngf6 7. Nc3 0-0 8. h3 Qc7 9. Be3 b6 10. Qe2 Bb7 11. dxe5 dxe5 12. Rad1 a6 13. Bg5 b5 14. Ba2 h6 15. Bh4 b4 16. Nb1 a5 17. Nbd2 Nb6 18. Nc4 Ba6 19. Nfd2 Rad8 20. Bb3 Rd7 21. Bg3 Rfd8 22. Qf3 Nxc4 23. Nxc4 Rxd1 24. Rxd1 Rxd1+ 25. Qxd1 Bxc4 26. Bxc4 Nxe4 27. Qh5 Bd6 28. Bh4 Nc5 29. b3 e4 30. Qg6 Be5 31. Qf5 g5 32. Qg6+ Bg7 33. Bg3 Qe7 34. Bd6 Qd7 35. Bxc5 Kh8 36. Qxf7 Qd1+ 37. Kh2 Be5+ 38. g3 Bxg3+ 1-0

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "1"]
[White "Ostrowski, David"]
[Black "Chocholka, Timotheus"]
[Result "0-1"]
[ECO "C12"]
[BlackElo "2084"]
[PlyCount "76"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. Bc1 c5 10. Bd3 Qa5 11. Ne2 cxd4 12. 0-0 Nc5 13. cxd4 Nxd3 14. cxd3 Bd7 15. a4 b5 16. Bb2 b4 17. Rfc1 Nc6 18. Rc5 Qd8 19. h4 0-0 20. Bc1 Kg7 21. Ng3 Rh8 22. Nh5+ Kf8 23. Nf6 Ne7 24. Bd2 Rb8 25. Rb1 a5 26. Nxd7+ Qxd7 27. Rxa5 b3 28. Qd1 Nc6 29. Rb5 Rxb5 30. axb5 Nxd4 31. Qe1 Qxb5 32. h5 Qxd3 33. Bb4+ Kg7 34. Rd1 Qc4 35. hxg6 Ne2+ 36. Kf1 Nc3+ 37. Kg1 Nxd1 38. Be7 Rc8 0-1

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "4"]
[White "Ostrowski, David"]
[Black "Gehrig, Matthias"]
[Result "1-0"]
[ECO "C60"]
[PlyCount "97"]
[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. Bb5 g6 4. 0-0 Bg7 5. c3 Nge7 6. d4 exd4 7. cxd4 a6 8. Ba4 b5 9. Bc2 d6 10. h3 0-0 11. Nc3 Bd7 12. Re1 h6 13. Bf4 Kh7 14. Qd2 f6 15. Rad1 Be8 16. d5 Ne5 17. Nd4 Bd7 18. b4 Qc8 19. a4 Qb7 20. axb5 axb5 21. Bb3 f5 22. Bg3 fxe4 23. Rxe4 Nf5 24. Nce2 Rfe8 25. Nxf5 Bxf5 26. Re3 Nf7 27. Nf4 Be5 28. Rde1 Rac8 29. Nd3 Bxd3 30. Qxd3 Qa8 31. f4 Bf6 32. Re6 Rxe6 33. dxe6 Nh8 34. f5 g5 35. Qxb5 Re8 36. Bd5 Qa7+ 37. Kh2 Re7 38. Qd3 Qb6 39. b5 Qa5 40. Re2 Qb6 41. Bf2 Qa5 42. Bd4 Qb4 43. Bxf6 g4 44. Bxe7 Qf4+ 45. g3 Qf1 46. hxg4 Ng6 47. fxg6+ Kg8 48. Qf5 Qxe2+ 49. Bg2 1-0

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "6"]
[White "Ostrowski, David"]
[Black "Pietzsch, Manuel"]
[Result "1-0"]
[ECO "B76"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. Kb1 Rfc8 13. Nd5 Qxd2 14. Nxf6+ Bxf6 15. Rxd2 Bg5 16. Rd1 a6 17. Be2 b5 18. h4 Bf4 19. g5 Rab8 20. Rdg1 Bc4 21. Rg2 Bxe2 22. Rxe2 Rc4 23. Be3 Be5 24. h5 a5 25. Bd2 Rbc8 26. f4 Bg7 27. Bxa5 Ra8 28. b3 Rc6 29. Bb4 Rca6 30. c3 Rc6 31. hxg6 hxg6 32. Rh3 Rac8 33. Kb2 e6 34. Rd2 Bf8 35. Rf3 R8c7 36. f5 exf5 37. exf5 gxf5 38. Rxf5 Bg7 39. Rd3 Be5 40. Rff3 Re7 41. Rd5 Rec7 42. Rxb5 Kg7 43. Kc2 Kg6 44. c4 Re7 45. Re3 Kf5 46. Bc3 Re6 47. Bxe5 dxe5 48. a4 Kf4 49. Re1 e4 50. Rb7 e3 51. Rxf7+ Ke4 52. Rd7 Kf3 53. Rf7+ Ke4 54. Re2 Re5 55. Kc3 Rd6 56. Kc2 Rc6 57. Rf6 Rxf6 58. gxf6 Kf3 59. f7 1-0

[Event "GER-chT U16"]
[Site "Koerbecke"]
[Date "2000.??.??"]
[Round "5"]
[White "Riegel, Frank"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "A06"]
[PlyCount "74"]
[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. b3 d5 2. Bb2 c5 3. e3 Nc6 4. Nf3 Nf6 5. Be2 e6 6. 0-0 Be7 7. c4 d4 8. exd4 cxd4 9. d3 0-0 10. Na3 e5 11. Nd2 Bd6 12. Bf3 Qe7 13. Nc2 Bf5 14. Qe2 Rfe8 15. Rfe1 Rad8 16. a3 Nd7 17. b4 Qh4 18. Be4 Bg6 19. Bxg6 hxg6 20. Nf3 Qe7 21. c5 Bc7 22. Rac1 a6 23. Nd2 f6 24. Qg4 Kf7 25. f4 f5 26. Qg3 Rh8 27. Nc4 Qh4 28. fxe5 Ncxe5 29. Qxh4 Rxh4 30. Bxd4 Nxd3 31. g3 Rhh8 32. Bxg7 Rhg8 33. Bc3 Nxc1 34. Rxc1 Rge8 35. Kf2 Ne5 36. Bxe5 Bxe5 37. Re1 Bd4+ 0-1

[Event "Godesburg op 3rd"]
[Site "Bonn"]
[Date "1999.06.24"]
[Round "6"]
[White "Ostrowski, David"]
[Black "Schneider, Hans Peter"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1458"]
[BlackElo "2031"]
[PlyCount "78"]
[EventDate "1999.06.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. Rd1 Be6 11. exd5 Nxd5 12. Bd4 Bxd4 13. Qxd4 Qb6 14. Nxd5 Bxd5 15. 0-0 Rfd8 16. Qc3 Rab8 17. b3 a5 18. Qe5 Rd6 19. c4 Re6 20. Qb2 Be4 21. Rd4 c5 22. Rd2 a4 23. Rfd1 f6 24. Qc3 axb3 25. axb3 Qxb3 26. Rd8+ Kg7 27. Qa5 Bc2 28. Rxb8 Qxb8 29. Bg4 Bxd1 30. Bxe6 Bg4 31. h3 Bxe6 32. Qxc5 Kf7 33. Qc6 Qc8 34. Qa4 Qxc4 35. Qa8 Kg7 36. Qe8 Qc5 37. h4 h5 38. Kh2 Bf7 39. Qd7 Qd6+ 0-1

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.10"]
[Round "9"]
[White "Gridin, Michael"]
[Black "Ostrowski, David"]
[Result "1/2-1/2"]
[ECO "D52"]
[PlyCount "126"]
[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 Nbd7 5. e3 c6 6. Nf3 Qa5 7. Bxf6 Nxf6 8. Nd2 Be7 9. Bd3 0-0 10. 0-0 Qd8 11. cxd5 exd5 12. Rb1 Bd6 13. Nf3 Bg4 14. h3 Bh5 15. b4 Qe7 16. b5 Ne4 17. Ne2 Bxf3 18. gxf3 Qg5+ 19. Kh1 Qh5 20. Kg2 Ng5 21. Ng1 f5 22. f4 Qxd1 23. Rfxd1 Ne4 24. Bxe4 fxe4 25. bxc6 bxc6 26. Ne2 Rab8 27. Rdc1 Rxb1 28. Rxb1 Rb8 29. Rxb8+ Bxb8 30. Nc1 Kf7 31. f3 exf3+ 32. Kxf3 Ke6 33. Kg4 Bd6 34. Nb3 Bb4 35. h4 a6 36. Nc5+ Bxc5 37. dxc5 Kf6 38. h5 h6 39. Kh3 Kf5 40. Kg3 Ke4 41. Kf2 d4 42. exd4 Kxd4 43. Kf3 Kxc5 44. Ke4 Kc4 45. Kf5 Kb4 46. Kg6 c5 47. Kxg7 c4 48. f5 c3 49. f6 c2 50. f7 c1Q 51. f8Q+ Ka4 52. Qe8+ Ka3 53. Qg6 Kxa2 54. Qxa6+ Kb1 55. Qb6+ Ka2 56. Qxh6 Qc7+ 57. Kg8 Qc8+ 58. Kh7 Qc7+ 59. Qg7 Qc2+ 60. Kh8 Ka3 61. Qa7+ Kb4 62. Qb7+ Ka3 63. Qe7+ Ka4 1/2-1/2

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.09"]
[Round "8"]
[White "Ostrowski, David"]
[Black "Blayvas, Jan"]
[Result "0-1"]
[ECO "C18"]
[PlyCount "94"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Bd2 b6 8. Nf3 Ba6 9. Bxa6 Nxa6 10. 0-0 Ne7 11. Qe2 Nb8 12. Ra2 0-0 13. Re1 Nbc6 14. Rb1 Nf5 15. g4 Nfe7 16. h3 Rfc8 17. Kh1 Na5 18. Rg1 Qc6 19. a4 cxd4 20. cxd4 Qc4 21. Qxc4 Nxc4 22. Bb4 Ng6 23. Nd2 Nf4 24. Rg3 Ne2 25. Rg2 Nxd4 26. c3 Nxd2 27. cxd4 Rc1+ 28. Kh2 Nf3+ 29. Kg3 Nxd4 30. a5 bxa5 31. Bxa5 Nc6 32. f4 Nxa5 33. Rxa5 Rc3+ 34. Kh2 Rf3 35. Ra4 Rb3 36. Rga2 Rb7 37. Ra5 g6 38. f5 Rd7 39. f6 h6 40. h4 d4 41. Rd2 d3 42. Ra3 Rad8 43. Kg3 Rd5 44. Kf4 a5 45. Ke4 Rd4+ 46. Kf3 R8d5 47. Rb3 a4 0-1

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.08"]
[Round "7"]
[White "Kempe, Frank"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C52"]
[PlyCount "109"]
[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. Bc4 Bc5 3. Nf3 Nc6 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Nge7 8. Ng5 Ne5 9. Bxf7+ Nxf7 10. Nxf7 Kxf7 11. Qh5+ Ng6 12. Qxa5 d5 13. exd5 Re8 14. cxd4 Kg8 15. Nc3 b6 16. Qb5 Bb7 17. Qc4 Kh8 18. Ba3 Nf4 19. Rfe1 Qg5 20. g3 Nxd5 21. Nxd5 Qxd5 22. Qxd5 Bxd5 23. Re5 c6 24. Rae1 Rxe5 25. dxe5 Bxa2 26. f4 g6 27. Rd1 Bd5 28. g4 Kg7 29. f5 Re8 30. Bb2 a5 31. Kf2 b5 32. Ke3 a4 33. Kf4 b4 34. e6+ Kf8 35. Rd3 Bb3 36. Rd7 Re7 37. Rd8+ Re8 38. Rd7 Bxe6 39. fxe6 Rxe6 40. Rxh7 Re2 41. Bd4 b3 42. Ra7 Rc2 43. Rxa4 c5 44. Be5 Rxh2 45. Kg5 Re2 46. Kf6 Ke8 47. Ke6 Ra2 48. Rxa2 bxa2 49. Kf6 Kd7 50. Kxg6 Ke6 51. Ba1 Kd5 52. Kf5 Kc4 53. Ke4 Kb3 54. Kd3 c4+ 55. Kd2 1-0

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.08"]
[Round "6"]
[White "Quernheim, Daniel"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C53"]
[PlyCount "130"]
[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 Bc5 4. c3 Qe7 5. 0-0 d6 6. d4 Bb6 7. Ng5 Nh6 8. dxe5 Nxe5 9. Be2 f6 10. Nf3 Nhf7 11. Nbd2 0-0 12. Nb3 Bg4 13. h3 Nxf3+ 14. Bxf3 Bxf3 15. Qxf3 Rfe8 16. Re1 d5 17. e5 Nxe5 18. Qxd5+ Kh8 19. Bf4 Rad8 20. Qb5 c6 21. Qe2 Qf7 22. Bxe5 Rxe5 23. Qf3 Rdd5 24. Rxe5 Rxe5 25. Rd1 Qe6 26. Qf4 h6 27. Rd2 Rf5 28. Qb8+ Kh7 29. Kh2 Rxf2 30. Rxf2 Bxf2 31. Qf4 Qe1 32. Qf5+ Kg8 33. Qc8+ Kf7 34. Qd7+ Kg6 35. Qg4+ Kf7 36. Qd7+ Qe7 37. Qxe7+ Kxe7 38. g4 b6 39. Kg2 Bc5 40. Nxc5 bxc5 41. Kf3 Kd6 42. Ke4 Ke6 43. b3 a6 44. c4 g6 45. h4 f5+ 46. gxf5+ gxf5+ 47. Kf4 Kf6 48. a3 a5 49. h5 Ke6 50. Kf3 Ke5 51. Ke3 f4+ 52. Kf3 Kf5 53. Kf2 Kg4 54. Kg2 Kxh5 55. Kf3 Kg5 56. a4 h5 57. Kf2 Kg4 58. Kg2 h4 59. Kh2 f3 60. Kg1 Kg3 61. Kf1 f2 62. b4 cxb4 63. c5 b3 64. Ke2 Kg2 65. Ke3 f1Q 0-1

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.07"]
[Round "4"]
[White "Najduk, Lukas"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C66"]
[PlyCount "36"]
[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 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. 0-0 Bg4 6. d3 Be7 7. h3 Bh5 8. Bg5 0-0 9. Qe2 Nd4 10. g4 Nxe2+ 11. Nxe2 Bg6 12. Nh4 h6 13. Nxg6 fxg6 14. Bc4+ Kh7 15. Bxf6 gxf6 16. f4 Qe8 17. g5 fxg5 18. fxg5 Qd7 0-1

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.07"]
[Round "5"]
[White "Ostrowski, David"]
[Black "Schmidt, Jan Philipp"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "75"]
[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 d6 2. e4 g6 3. Nf3 Bg7 4. Bf4 Nf6 5. Nc3 0-0 6. Bd3 Bg4 7. Qd2 c6 8. Bh6 Bxf3 9. gxf3 Qb6 10. Be3 Nbd7 11. 0-0-0 Rfe8 12. Rdg1 Qc7 13. f4 e5 14. dxe5 dxe5 15. f5 Nf8 16. Bh6 Rad8 17. Qg5 Rd6 18. h4 Nh5 19. Bxg7 Nxg7 20. h5 f6 21. Bc4+ Kh8 22. Qg3 Nxh5 23. Rxh5 g5 24. Rgh1 Qg7 25. Ne2 Rd7 26. Qb3 Rde7 27. Be6 Rd8 28. c3 b6 29. Kc2 Rb7 30. Rh6 g4 31. Qc4 c5 32. Ng3 Qg5 33. Bd5 Rbd7 34. R1h4 Re7 35. Qe2 Rg7 36. R4h5 Qf4 37. Rxf6 Nd7 38. Rd6 1-0

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.06"]
[Round "2"]
[White "Kaczmarek, Michal"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C52"]
[PlyCount "63"]
[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 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Nge7 8. Qb3 0-0 9. cxd4 d6 10. Bb2 Ng6 11. Nc3 Bg4 12. Nd5 Qd7 13. Rad1 Rae8 14. h3 Bh5 15. g4 Bxg4 16. hxg4 Qxg4+ 17. Kh1 Nh4 18. Rg1 Qxf3+ 19. Qxf3 Nxf3 20. Rg3 Nh4 21. Nf6+ Kh8 22. Nxe8 Rxe8 23. Rg4 Nf3 24. Bxf7 Rf8 25. Bd5 Ne7 26. Be6 Ng6 27. Rd3 Ne1 28. Rdg3 Bd2 29. d5 Rxf2 30. Rxg6 Bh6 31. Rxg7 Rf1+ 32. Rg1 1-0

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.06"]
[Round "3"]
[White "Ostrowski, David"]
[Black "Grofig, Patrick"]
[Result "0-1"]
[ECO "B19"]
[PlyCount "106"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 Ngf6 12. 0-0-0 e6 13. Ne4 Nd5 14. g3 Nb4 15. Qb3 Qa5 16. a3 Qf5 17. Rde1 Nd5 18. Nh4 Qh7 19. Qxb7 N5b6 20. Nc5 Bxc5 21. dxc5 Nxc5 22. Qxc6+ Ncd7 23. Be3 0-0 24. Qf3 Rfc8 25. Re2 Nd5 26. Bd4 Rc7 27. Qe4 Qxe4 28. Rxe4 Rac8 29. c3 N7f6 30. Bxf6 Nxf6 31. Re5 Rc5 32. Nf3 Rxe5 33. Nxe5 Rc5 34. f4 Ne4 35. g4 f6 36. Nd3 Rd5 37. Kc2 f5 38. c4 Rxd3 39. Kxd3 Nf2+ 40. Kd4 Nxh1 41. gxf5 exf5 42. c5 Kf7 43. c6 Ke7 44. b4 Kd6 45. b5 Ng3 46. a4 Nxh5 47. a5 Nxf4 48. a6 Kc7 49. Kc5 Nd3+ 50. Kc4 Ne5+ 51. Kc5 Nxc6 52. bxc6 f4 53. Kd4 Kxc6 0-1

[Event "NRW-ch U14"]
[Site "Bergneustadt"]
[Date "1999.04.05"]
[Round "1"]
[White "Ostrowski, David"]
[Black "Haufe, Orlando"]
[Result "1/2-1/2"]
[ECO "B28"]
[PlyCount "81"]
[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 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bc4 b5 7. Bd5 Nxd5 8. Qxd5 Nc6 9. 0-0 Bb7 10. Be3 Qc7 11. Qd2 Bb4 12. c3 Be7 13. Nc5 Na5 14. Nxb7 Nxb7 15. Qd5 0-0 16. Nd2 Rac8 17. Nf3 d6 18. a4 Nc5 19. axb5 axb5 20. b4 Na4 21. Rfc1 Nxc3 22. Qd2 Qc4 23. Kh1 Qxb4 24. Qe1 Qb3 25. Bd2 b4 26. Ra7 Bf6 27. Rb7 h6 28. Bxc3 Rxc3 29. Rb1 Qe6 30. R7xb4 Rfc8 31. Rb6 Be7 32. Nd2 Bg5 33. f3 Rc2 34. Nb3 Qg6 35. Qf1 Be3 36. Rb5 Rf2 37. Qg1 Rxf3 38. gxf3 Bxg1 39. Rxg1 Qh5 40. Nd2 Rc6 41. Rd5 1/2-1/2

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Klinger, Stefan"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "124"]
[EventDate "1999.12.30"]
[EventType "team"]
[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. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. c3 c5 6. Bxb8 Rxb8 7. Bb5+ Ke7 8. dxc5 a6 9. Bd3 Ne4 10. Bxe4 Bxe4 11. Nbd2 Bd3 12. Nb3 Be4 13. Nbd4 Qc7 14. b4 f6 15. Rc1 e5 16. Nb3 Kf7 17. 0-0 Be7 18. Qe2 Rhd8 19. Rfd1 Qc6 20. Nfd2 Bg6 21. a3 Qa4 22. Ra1 Bc2 23. c4 Bxb3 24. Nxb3 Qxb3 25. cxd5 Rxd5 26. Rxd5 Qxd5 27. Rd1 Qe6 28. Qc2 Kg8 29. Qe4 Qc6 30. Qc4+ Kf8 31. e4 b6 32. Qxa6 Qxe4 33. cxb6 Qc6 34. Qd3 Rd8 35. Qb3 Rxd1+ 36. Qxd1 Qxb6 37. Qb3 Qd4 38. Kf1 f5 39. Ke2 Bh4 40. g3 Be7 41. Qd3 Qxd3+ 42. Kxd3 Ke8 43. Kc4 Kd7 44. Kb5 g5 45. a4 f4 46. gxf4 exf4 47. a5 h5 48. Kb6 Bxb4 49. a6 Kd6 50. Kb5 Bc5 51. f3 g4 52. fxg4 hxg4 53. h4 gxh3 54. a7 Bxa7 55. Kc4 h2 56. Kd3 h1Q 57. Kc4 Qe4+ 58. Kc3 f3 59. Kb3 f2 60. Ka3 f1Q 61. Kb2 Qff3 62. Kc1 Qc3+ 0-1

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Krueger, Sven"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "74"]
[EventDate "1999.12.30"]
[EventType "team"]
[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 Bc5 4. 0-0 d6 5. d3 Nf6 6. Be3 Bb6 7. h3 Be6 8. Bb3 Qd7 9. Nc3 d5 10. exd5 Nxd5 11. Nxd5 Bxd5 12. Re1 Ba5 13. Bxd5 Qxd5 14. Bd2 Bxd2 15. Qxd2 0-0-0 16. a4 f6 17. b4 g5 18. b5 Ne7 19. Qb4 Rd6 20. Rad1 c5 21. Qa5 Kb8 22. Rb1 h5 23. b6 a6 24. Re4 g4 25. hxg4 hxg4 26. Rxg4 f5 27. Rc4 Rhh6 28. Kf1 Rh1+ 29. Ng1 Rh2 30. Ke2 Rxg2 31. Rxc5 Qd4 32. Rf1 Rxg1 33. Rc4 Rxf1 34. Rxd4 Rxf2+ 35. Ke3 f4+ 36. Rxf4 exf4+ 37. Ke4 Re2+ 0-1

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Nazarenus, Moritz"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "71"]
[EventDate "1999.12.30"]
[EventType "team"]
[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. Nf3 Nf6 3. Bg5 Nbd7 4. Nbd2 e6 5. e3 Be7 6. Bd3 c5 7. c3 0-0 8. 0-0 Qc7 9. Qe2 e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. f4 Qd6 13. e4 Qb6 14. c4 Bg4 15. Qe1 dxe4 16. Nxe4 Rad8 17. Nf2 Be6 18. Qc3 Rd4 19. Rfe1 Qc7 20. Re3 h6 21. Rae1 Bd8 22. Bh4 Qc8 23. g3 Ng4 24. Nxg4 Bxh4 25. Ne5 Bf6 26. Qc2 Bxe5 27. Rxe5 Rfd8 28. f5 Rxd3 29. fxe6 Rd2 30. exf7+ Kxf7 31. Re7+ Kf6 32. Qc3+ R8d4 33. Qf3+ Kg6 34. Qf7+ Kg5 35. R1e5+ Kg4 36. Qh5# 1-0

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Ahner, Thomas"]
[Result "1/2-1/2"]
[ECO "C77"]
[PlyCount "72"]
[EventDate "1999.12.30"]
[EventType "team"]
[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. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. e5 Bb4+ 7. c3 dxc3 8. bxc3 Ba5 9. exf6 Qxf6 10. Qe2+ Qe7 11. Qxe7+ Nxe7 12. Ba3 b5 13. Bc2 d6 14. Be4 Rb8 15. 0-0 Be6 16. Bb4 Bb6 17. Nbd2 Nd5 18. Rfe1 Kd7 19. Nb3 c5 20. Bxd5 Bxd5 21. Ba5 c4 22. Bxb6 cxb3 23. Bd4 bxa2 24. Red1 a5 25. Ba7 Bxf3 26. gxf3 Ra8 27. Bd4 b4 28. Rxa2 b3 29. Ra4 Rhb8 30. Kf1 f6 31. Ke2 Kc6 32. Rb1 Kb5 33. Ra3 Kc4 34. Rba1 b2 35. Rb1 a4 36. Kd2 Rb3 1/2-1/2

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Dathe, Christian"]
[Result "0-1"]
[ECO "C62"]
[PlyCount "70"]
[EventDate "1999.12.30"]
[EventType "team"]
[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. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 Nge7 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. Nce2 Nxd4 11. Bxd7+ Qxd7 12. Nxd4 Nc6 13. c3 Nxd4 14. cxd4 Qb5 15. Qc2 0-0 16. 0-0-0 a5 17. h4 a4 18. f4 gxf4 19. Bxf4 a3 20. b3 Rfc8 21. Qd3 Qb6 22. Kb1 c5 23. dxc5 dxc5 24. Qc4 Qf6 25. e5 Qf5+ 26. Kc1 Bxe5 27. Bxe5 Qxe5 28. Qc2 c4 29. Kb1 cxb3 30. Qxb3 Ra5 31. Rhe1 Qf5+ 32. Qd3 Rb5+ 33. Ka1 Rc1+ 34. Rxc1 Qxd3 35. Red1 Rb1+ 0-1

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Dligatch, Michael"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "43"]
[EventDate "1999.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Be7 9. Rd1 0-0 10. Be2 b5 11. a3 Nbd7 12. 0-0 Nc5 13. Nxc5 dxc5 14. Bf3 Qxd2 15. Rxd2 Rad8 16. Rfd1 Rd7 17. Rxd7 Bxd7 18. Nd5 Nxd5 19. Rxd5 Bc6 20. Rxe5 Bf6 21. Rxc5 Rc8 22. e5 1-0

[Event "GER-chT U16"]
[Site "Doernfeld"]
[Date "1999.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Orth, Matthias"]
[Result "1-0"]
[ECO "C77"]
[PlyCount "101"]
[EventDate "1999.12.30"]
[EventType "team"]
[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. Bb5 a6 4. Ba4 Nf6 5. d4 Nxe4 6. Qe2 Nf6 7. dxe5 Nd5 8. Bb3 Nce7 9. Qe4 c6 10. 0-0 d6 11. Rd1 Bf5 12. Qe2 b5 13. Nd4 Be6 14. Nxc6 Nxc6 15. Bxd5 Nxe5 16. Bxa8 Qxa8 17. h3 Bxh3 18. f4 Bg4 19. Qe3 Bxd1 20. fxe5 d5 21. Qd3 Bg4 22. Be3 Be7 23. Nc3 Be6 24. Rd1 0-0 25. Nxd5 Qxd5 26. Qxd5 Bxd5 27. Rxd5 Rd8 28. Rd3 Rxd3 29. cxd3 Kf8 30. Kf2 Ke8 31. Kf3 Kd7 32. Ke4 f6 33. d4 fxe5 34. Kxe5 Bf6+ 35. Kd5 Be7 36. Bf4 g6 37. Bh6 Bd6 38. Bg5 h5 39. a3 Bg3 40. Kc5 Bc7 41. d5 Ba5 42. b4 Bc7 43. a4 Bg3 44. Kb6 Kd6 45. Kxa6 Kxd5 46. Kxb5 Kd6 47. Kb6 Kd7 48. b5 Kc8 49. a5 Kb8 50. a6 Be5 51. g4 1-0

[Event "NRW-chT U18 9899"]
[Site "Germany"]
[Date "1998.10.25"]
[Round "3"]
[White "Koepke, Maximilian"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "80"]
[EventDate "1998.??.??"]
[EventType "team"]
[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. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 h6 8. Bd2 d5 9. exd5 cxd5 10. Bb5+ Bd7 11. Qe2+ Qe7 12. Qxe7+ Bxe7 13. Bxd7+ Kxd7 14. 0-0 Rab8 15. b3 d4 16. Ne2 Ne4 17. Rad1 Bf6 18. Bf4 g5 19. Bg3 Kc8 20. Nxd4 Nc3 21. Nc6 Rb6 22. Nxa7+ Kb7 23. Rd7 Ne2+ 24. Kh1 Nxg3+ 25. fxg3 Bd8 26. Rfxf7 Kxa7 27. h3 Re6 28. Rd2 Re1+ 29. Kh2 Ra1 30. Rfd7 Bf6 31. Rxc7+ Kb8 32. Rc6 Be5 33. Rd5 Kb7 34. Rc4 Re8 35. Rb5+ Ka6 36. a4 Bb8 37. h4 Ree1 38. Kh3 h5 39. Rc6+ Ka7 40. Rxb8 Rh1# 0-1

[Event "Ruhrgebiet VK1 9899"]
[Site "Ruhrgebiet"]
[Date "1998.09.20"]
[Round "1"]
[White "Boelling, Andreas"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C89"]
[PlyCount "64"]
[EventDate "1998.??.??"]
[EventType "team"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 e4 10. dxc6 exf3 11. Qxf3 Bg4 12. Qe3 Re8 13. d4 Bd6 14. Qd2 Bf4 15. Re3 Nd5 16. Qe1 Nxe3 17. Bxe3 Qg5 18. Nd2 Rxe3 19. fxe3 Bxe3+ 20. Kh1 Bxd2 21. Qf2 Bc1 22. Qf1 Bf4 23. Re1 Qf6 24. Re4 g5 25. g3 Qxc6 26. d5 Qg6 27. Qg2 Bf5 28. Re1 Bd6 29. a4 Kg7 30. Qe2 Bd7 31. Qf3 Re8 32. Rxe8 Bxe8 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Dahmen, Christoph"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "45"]
[EventDate "1998.??.??"]
[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. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. c3 Bg4 10. Qa4+ Nc6 11. Bg5 Qd6 12. Bd5 Nxd5 13. exd5 Qxd5 14. Qxg4 f6 15. Bh4 0-0 16. Bxf6 Rf7 17. Na3 Raf8 18. b4 Rxf6 19. Rxf6 Rxf6 20. Qc8+ Nd8 21. Qxc7 Rc6 22. Qe7 Rxc3 23. Qe8# 1-0

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "3"]
[White "Dec, Paul"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C52"]
[PlyCount "58"]
[EventDate "1998.12.30"]
[EventType "team"]
[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 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. Qb3 Qe7 8. dxe5 dxe5 9. Ba3 Qf6 10. Ng5 Nh6 11. h4 Bd7 12. Nd2 Bb6 13. Ndf3 Na5 14. Qb4 c5 15. Bxf7+ Nxf7 16. Qb1 Nc4 17. Bc1 h6 18. Nxf7 Qxf7 19. Qd3 0-0 20. 0-0 Rad8 21. Nh2 Bb5 22. Qg3 Nd2 23. Re1 c4 24. Ng4 Kh8 25. Re2 Rd3 26. Qxe5 Qd7 27. Bxd2 Qxg4 28. Bxh6 Bc6 29. Rae1 Rg3 0-1

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "5"]
[White "Friede, Martin"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "E06"]
[PlyCount "86"]
[EventDate "1998.12.30"]
[EventType "team"]
[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 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 c6 6. d4 Be7 7. Nf3 0-0 8. 0-0 Be6 9. Ng5 Bf5 10. Bh3 Qd7 11. Kg2 h6 12. Bxf5 Qxf5 13. Nf3 Nbd7 14. e3 Rae8 15. Nh4 Qe6 16. Qf3 Bd6 17. Nf5 Bc7 18. b3 Ne4 19. Nxe4 Qxe4 20. Ba3 Qxf3+ 21. Kxf3 c5 22. dxc5 Ne5+ 23. Kg2 Nc6 24. Nd6 Rb8 25. Rad1 Ne7 26. Rfe1 Rfd8 27. e4 dxe4 28. Nxe4 Nd5 29. b4 b6 30. c6 a6 31. b5 axb5 32. Rb1 Ra8 33. Bc1 b4 34. Bd2 f5 35. Bxb4 fxe4 36. Rxe4 Rxa2 37. Be1 Rc2 38. Re6 Kf7 39. Re4 Rxc6 40. f4 Rc2+ 41. Kh3 Nf6 42. Re3 Rd5 43. g4 Bxf4 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Gridin, Michael"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "D51"]
[PlyCount "124"]
[EventDate "1998.??.??"]
[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. e3 c6 6. Bd3 Qa5 7. Bxf6 Nxf6 8. Qc2 Bb4 9. Nge2 0-0 10. 0-0 Qc7 11. f4 c5 12. a3 dxc4 13. Nb5 Qc6 14. Bxc4 Ba5 15. dxc5 a6 16. Nbd4 Qe4 17. Qxe4 Nxe4 18. Rfd1 Bd2 19. Nc2 Bd7 20. Ned4 e5 21. fxe5 Bg4 22. Rf1 Nxc5 23. h3 Bh5 24. b4 Na4 25. Rf2 Bc3 26. Rb1 Nb2 27. Bb3 Nd3 28. Rff1 Rae8 29. e6 Re7 30. g4 Bg6 31. h4 Bxd4 32. exd4 fxe6 33. d5 exd5 34. Bxd5+ Bf7 35. Bxf7+ Rexf7 36. Rxf7 Rxf7 37. Rd1 Ne5 38. Rd8+ Rf8 39. Rxf8+ Kxf8 40. g5 Nf3+ 41. Kf2 Nxh4 42. Nd4 Ke7 43. Kg3 Ng6 44. Nf5+ Kf8 45. Nd6 b6 46. a4 Ne5 47. b5 a5 48. Kf4 Nd3+ 49. Ke4 Nc5+ 50. Kd5 h5 51. gxh6 gxh6 52. Nc8 Nxa4 53. Ke5 Ke8 54. Nd6+ Kd7 55. Nc4 h5 56. Kf4 Ke6 57. Kg5 Kd5 58. Na3 Kc5 59. Kxh5 Nc3 60. Kg4 Nxb5 61. Nc2 Kc4 62. Kf3 Kc3 0-1

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "1"]
[White "Grieger, Markus"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C30"]
[PlyCount "47"]
[EventDate "1998.12.30"]
[EventType "team"]
[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. Nc3 Nc6 3. f4 Bc5 4. Nf3 d6 5. Bc4 Bg4 6. d3 Nd4 7. h4 Nf6 8. Na4 Bb6 9. Nxb6 axb6 10. Be3 Nc6 11. Qd2 Qe7 12. 0-0-0 0-0-0 13. Rdf1 Nd7 14. Ng5 Bh5 15. g4 h6 16. gxh5 hxg5 17. hxg5 Rh7 18. Bxf7 Qxf7 19. g6 Qxa2 20. c3 Rxh5 21. Rhg1 exf4 22. Bxf4 Rh3 23. Kc2 Rh5 24. Rb1 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Grofig, Patrick"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "54"]
[EventDate "1998.??.??"]
[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. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Bg4 9. h3 Bh5 10. Bb5 Qd7 11. Nd5 Ng8 12. Qd2 a6 13. Bxc6 Qxc6 14. c3 f5 15. c4 f4 16. Bh2 0-0-0 17. b4 Bxf3 18. gxf3 Bd4 19. Rb1 Qa4 20. 0-0 Qd7 21. Kg2 c6 22. Nc3 h5 23. Ne2 Bb6 24. Rh1 g4 25. fxg4 f3+ 26. Kxf3 Rf8+ 27. Kg2 Rxf2+ 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Iounoussov, Maksim"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D51"]
[PlyCount "73"]
[EventDate "1998.??.??"]
[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. e3 c6 6. c5 Be7 7. Bd3 e5 8. Nge2 0-0 9. 0-0 h6 10. Bh4 e4 11. Bc2 Nh5 12. Bxe7 Qxe7 13. b4 f5 14. Qd2 Qg5 15. f4 exf3 16. Rxf3 Ndf6 17. Raf1 Nh7 18. Nf4 Bd7 19. h4 Qg4 20. Qf2 g6 21. Bd1 Nxf4 22. Rxf4 Qxf4 23. Qxf4 Rae8 24. Qg3 Kg7 25. Bh5 Rf6 26. Ne2 Kh8 27. Bxg6 Rg8 28. Nf4 h5 29. Qf3 Be8 30. Bxe8 Rxe8 31. Qxh5 Rxe3 32. Ng6+ Kg7 33. Ne5 f4 34. Qg4+ Kh6 35. Rxf4 Re1+ 36. Kh2 Rxf4 37. Qg6# 1-0

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "2"]
[White "Ostrowski, David"]
[Black "Bentz, Matthias"]
[Result "1-0"]
[ECO "C19"]
[PlyCount "91"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. a4 Nbc6 8. Nf3 Qc7 9. Ba3 Qa5 10. Qd2 cxd4 11. cxd4 Qxd2+ 12. Kxd2 Nf5 13. c3 Bd7 14. Bd3 g6 15. Rhb1 b6 16. g4 Nfe7 17. h4 h5 18. g5 0-0 19. a5 bxa5 20. Rb7 Rfd8 21. Bb5 Rab8 22. Bxe7 Rxb7 23. Bxc6 Rb2+ 24. Ke3 Bxc6 25. Bxd8 a4 26. Nd2 Bb5 27. Rb1 Rxb1 28. Nxb1 Kf8 29. Na3 Bc6 30. Kd3 Ke8 31. Ba5 Kd7 32. c4 Kc8 33. Kc3 Kb7 34. c5 a6 35. Kb4 Bd7 36. Nb1 Bc6 37. Nc3 Bd7 38. Nxa4 Bxa4 39. Kxa4 Kc6 40. Bb6 Kb7 41. Ka5 Kc6 42. Kxa6 Kd7 43. Kb7 Ke8 44. c6 Ke7 45. c7 Ke8 46. c8Q+ 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Haufe, Orlando"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "90"]
[EventDate "1998.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Be7 8. Be3 b5 9. Bd3 Bb7 10. a3 Qc7 11. Qd2 Nbd7 12. Nde2 Ne5 13. f4 Nc4 14. Bxc4 Qxc4 15. Qd4 Bxe4 16. Nxe4 Nxe4 17. Qxg7 Bf6 18. Qg4 Bxb2 19. Rad1 Bxa3 20. Nd4 Bc5 21. f5 Nc3 22. Qg7 0-0-0 23. Rd3 Bxd4 24. Bxd4 Ne2+ 25. Kh1 Rhg8 26. Qf6 Qxc2 27. Rfd1 Nxd4 28. R3d2 Qxf5 29. Qxd4 Qc5 30. Qa1 Kb7 31. Rc1 Qb6 32. Rf1 Rd7 33. Rdf2 Qc6 34. Qa2 Rc8 35. h3 Qc4 36. Qb1 f5 37. Rf4 Qc2 38. Qe1 Rg7 39. R1f2 Qc1 40. Rf1 Qxe1 41. Rxe1 Re8 42. Rxf5 Rge7 43. Rf2 e5 44. Rf6 Re6 45. Rf7+ R8e7 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Kaczmarek, Michal"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "53"]
[EventDate "1998.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 b5 8. Bd3 e5 9. Nb3 Be7 10. Bg5 Be6 11. a3 0-0 12. Be2 Qc7 13. Qd2 Nbd7 14. f4 Nb6 15. f5 Bc4 16. Rf2 Bxe2 17. Qxe2 Nc4 18. Nd1 Rfc8 19. c3 Nxe4 20. Qxe4 Bxg5 21. Qg4 f6 22. Re2 Qb6+ 23. Nf2 Be3 24. Qf3 Re8 25. Qd5+ Kh8 26. Kf1 Bxf2 27. Rxf2 0-1

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "6"]
[White "Ostrowski, David"]
[Black "Kraemer, Martin"]
[Result "1-0"]
[ECO "B34"]
[PlyCount "81"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Rd1 Qa5 12. Nxd5 Qxd2+ 13. Rxd2 cxd5 14. c3 Be6 15. a3 Rfb8 16. Bc5 Rxb2 17. Rxb2 Bxc3+ 18. Rd2 Rb8 19. Ke2 Bxd2 20. Kxd2 Rb1 21. Rg1 Rb2+ 22. Kc3 Rb7 23. Ba6 Rc7 24. Kd4 Kg7 25. Rb1 Bf5 26. Rb7 e5+ 27. Kxd5 Be6+ 28. Kd6 Rc8 29. Bxa7 Rd8+ 30. Kxe5 g5 31. Be3 Kg6 32. Rb5 h6 33. a4 Kg7 34. a5 Bc4 35. Bb6 Rd7 36. Bd4 f6+ 37. Ke4 Re7+ 38. Kf5 h5 39. Bxf6+ Kf7 40. Bxe7 Kxe7 41. Rb7+ 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Quernheim, Daniel"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "58"]
[EventDate "1998.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 Bd7 8. Qd2 0-0 9. 0-0-0 a6 10. Bh6 Nc6 11. Bxg7 Kxg7 12. g4 Rh8 13. h4 h5 14. Be2 hxg4 15. fxg4 Bxg4 16. Bxg4 Nxg4 17. Rdg1 Nf6 18. Rxg6+ Kxg6 19. Rg1+ Kh7 20. Nf5 Qf8 21. Rg7+ Qxg7 22. Nxg7 Kxg7 23. Nd5 Nxd5 24. Qxd5 Rh6 25. h5 Rah8 26. Qb3 Rxh5 27. Qxb7 Rh1+ 28. Kd2 R1h2+ 29. Kd1 Rg2 0-1

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "4"]
[White "Ostrowski, David"]
[Black "Schlander, Sabine"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "81"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 b6 8. Nf3 Ba6 9. Bd3 Bxd3 10. Qxd3 Nbc6 11. Ba3 Qc7 12. 0-0 0-0 13. Ng5 Nf5 14. g4 Qe7 15. f4 h6 16. Nh3 Nh4 17. f5 f6 18. Nf4 exf5 19. gxf5 fxe5 20. Ne6 e4 21. Qh3 Rf7 22. dxc5 bxc5 23. Bxc5 Qf6 24. Rad1 Nf3+ 25. Kh1 Qxf5 26. Qxf5 Rxf5 27. Rf2 Rc8 28. Rg2 g5 29. Rb1 Rf7 30. Bd6 Rf6 31. Nc5 Rxd6 32. Rd1 e3 33. Re2 Re8 34. Rd3 d4 35. cxd4 Nfxd4 36. Rexe3 Rxe3 37. Rxe3 Nxc2 38. Rc3 Rd1+ 39. Kg2 Rd2+ 40. Kg3 N6d4 41. Re3 0-1

[Event "GER-chT U13"]
[Site "Wilhelmshaven"]
[Date "1998.??.??"]
[Round "7"]
[White "Ostrowski, David"]
[Black "Shahin, Tino"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "166"]
[EventDate "1998.12.30"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. exd6 cxd6 6. Nc3 Nxc3 7. bxc3 Bg7 8. Be3 b6 9. Qd2 Ba6 10. Bd3 Bb7 11. 0-0 Nd7 12. Bh6 0-0 13. Bxg7 Kxg7 14. a4 Rc8 15. Ng5 Qc7 16. Qe2 e6 17. Ra3 Bd5 18. Ne4 Bxe4 19. Bxe4 d5 20. Bd3 Nb8 21. Rb1 Nc6 22. Ba6 Qe7 23. Ra2 Rc7 24. Qd3 Na5 25. Rb4 Qg5 26. Ra1 Qf5 27. c4 dxc4 28. Bxc4 Nxc4 29. Rxc4 Qxd3 30. cxd3 Rd7 31. Rb1 Rfd8 32. Rbb4 a5 33. Rxb6 Rxd4 34. f3 Rxd3 35. Rb5 R3d5 36. Rb1 Rd4 37. Rbc1 e5 38. Kf2 Rxc4 39. Rxc4 Rd4 40. Rc5 Rxa4 41. Rxe5 Ra1 42. h4 Kf6 43. Rb5 a4 44. Ke3 a3 45. Kf4 Rc1 46. Rb6+ Kg7 47. Ra6 Ra1 48. Kg3 Ra2 49. Kf4 Rxg2 50. Rxa3 h6 51. Ra5 Rb2 52. Ra6 Rb4+ 53. Kg3 g5 54. hxg5 hxg5 55. Rd6 Rf4 56. Rc6 f6 57. Rc7+ Kg6 58. Rc8 Ra4 59. Rc1 Ra5 60. Rb1 Kf5 61. Re1 Ra3 62. Rb1 Re3 63. Rb5+ Kg6 64. Rb1 f5 65. Rb6+ Kf7 66. Rb7+ Kf6 67. Rb4 g4 68. Rb6+ Kg5 69. Rb4 Rxf3+ 70. Kg2 Rf4 71. Rb8 Ra4 72. Rg8+ Kf4 73. Rf8 Ra2+ 74. Kf1 Ke4 75. Re8+ Kf3 76. Ke1 Ra1+ 77. Kd2 g3 78. Re3+ Kg4 79. Re8 Rf1 80. Ke2 Rf2+ 81. Ke3 f4+ 82. Kd4 Kf3 83. Re1 g2 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Tudan, Philipp"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "75"]
[EventDate "1998.??.??"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. Bc4 Nxe4 8. Qd5 Nd6 9. 0-0 0-0 10. Bd3 Qe7 11. Ne4 Nxe4 12. Qxe4 f5 13. Bc4+ Kh8 14. Qe2 d6 15. c3 Ba5 16. Rd1 Bb6 17. Qd3 Bc7 18. Qg3 f4 19. Qd3 Bf5 20. Qe2 Rad8 21. Bd5 Bb6 22. Bxc6 bxc6 23. Bxf4 Bg6 24. Be3 Bxe3 25. Qxe3 Qh4 26. Qxa7 c5 27. Rd2 Be4 28. f3 Bc6 29. Qc7 Ba4 30. Rxd6 Bxb3 31. axb3 Rc8 32. Qd7 Rcd8 33. Qe6 Qf4 34. Rad1 Rxd6 35. Qxd6 Qe3+ 36. Kf1 Rg8 37. Re1 Qd2 38. Qxd2 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1998.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Wiebeler, Hendrik"]
[Result "1-0"]
[ECO "B05"]
[PlyCount "55"]
[EventDate "1998.??.??"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 Nc6 6. 0-0 e6 7. Re1 Be7 8. c4 Nb6 9. exd6 cxd6 10. d5 Bxf3 11. Bxf3 Ne5 12. dxe6 fxe6 13. Bxb7 Rb8 14. Ba6 0-0 15. c5 Nbc4 16. b3 Na5 17. cxd6 Nf3+ 18. gxf3 Bf6 19. Rxe6 Bxa1 20. Qd5 Kh8 21. Bd2 Qb6 22. d7 Qd4 23. Qxd4 Bxd4 24. Bxa5 Bb6 25. Bb4 Bxf2+ 26. Kxf2 Rxb4 27. Re8 Rb8 28. Bc8 1-0

[Event "GER-chT U13"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "2"]
[White "Bardacheva, Anna"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "49"]
[EventDate "1997.??.??"]
[EventType "team"]
[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 Nf6 5. Nxc6 bxc6 6. e5 Nd5 7. c4 Nb6 8. Nc3 Bb4 9. Bd2 0-0 10. a3 Bxc3 11. Bxc3 Re8 12. Qh5 d5 13. c5 Nd7 14. Bd4 Qf6 15. Bd3 h6 16. 0-0 Nxe5 17. Qd1 Nf3+ 18. gxf3 Qh4 19. Kh1 Kh8 20. Bc2 Bh3 21. Rg1 f6 22. Qd3 Kg8 23. Qh7+ Kf7 24. Rxg7+ Ke6 25. Re1+ 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Hoffmann, A."]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "A17"]
[PlyCount "102"]
[EventDate "1997.??.??"]
[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. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. Bg2 Be7 6. Nf3 0-0 7. 0-0 Nbd7 8. d3 Nb6 9. Bg5 h6 10. Bxf6 Bxf6 11. Rc1 c6 12. Qd2 Be6 13. Rc2 d4 14. Nb1 Bxa2 15. Qb4 Be6 16. Nbd2 Qd7 17. Ne4 Nd5 18. Nxf6+ Nxf6 19. Qxd4 Rfd8 20. Qxd7 Rxd7 21. Ne5 Rdd8 22. Ra1 Bd5 23. Bxd5 Rxd5 24. Nc4 Rdd8 25. Na5 Rd7 26. Nc4 Nd5 27. Rcc1 Rdd8 28. Na5 Rab8 29. Kg2 Kf8 30. Nc4 a6 31. Na5 Ke7 32. Nb3 Re8 33. Nd4 g6 34. Re1 Kd6 35. Nc2 Re7 36. Ra3 Rbe8 37. Nd4 c5 38. Nf3 Rxe2 39. Rxe2 Rxe2 40. Rb3 Kc6 41. d4 Nb4 42. Ne5+ Kb5 43. Nxf7 c4 44. Re3 Rxe3 45. fxe3 Nd3 46. Ne5 Nxe5 47. dxe5 Kc5 48. Kf2 Kd5 49. Ke2 Kxe5 50. Kd2 Ke4 51. Kc3 b5 0-1

[Event "GER-chT U13"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "6"]
[White "Ostrowski, David"]
[Black "Fliter, Irena"]
[Result "0-1"]
[ECO "B89"]
[PlyCount "56"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 e6 7. Be3 Be7 8. Bc4 0-0 9. 0-0 a6 10. Qd2 Bd7 11. Rad1 Rc8 12. a3 Nxd4 13. Qxd4 d5 14. exd5 Bc5 15. Qd3 Bxe3+ 16. Qxe3 Rxc4 17. dxe6 fxe6 18. Rd2 Qc7 19. Rfd1 Rh4 20. g3 Rh5 21. Kg2 Rd8 22. Ne4 Nd5 23. Qe2 Bb5 24. Qe1 Qb6 25. Rd4 Rf8 26. g4 Nf4+ 27. Kh1 Rh6 28. h4 Be2 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Iounoussov, Maksim"]
[Result "1-0"]
[ECO "C19"]
[PlyCount "153"]
[EventDate "1997.??.??"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Qa5 8. Bd2 c4 9. Be2 Nbc6 10. 0-0 0-0 11. Re1 Bd7 12. Qc1 Qa4 13. h4 Nf5 14. h5 h6 15. Ra2 b5 16. g4 Nfe7 17. Bxh6 gxh6 18. Qxh6 Rfc8 19. Ng5 Be8 20. Qh7+ Kf8 21. h6 Ng6 22. Nxe6+ Ke7 23. Qg7 Qa5 24. Qf6+ Kd7 25. Nf8+ Kc7 26. h7 Nce7 27. h8Q Nxh8 28. Qxe7+ Kb8 29. Qd6+ Kb7 30. Bf3 Bc6 31. Bxd5 Bxd5 32. Qxd5+ Kb8 33. Nd7+ Kc7 34. Qd6+ Kb7 35. Nc5+ Rxc5 36. Qxc5 Rc8 37. Qb4 Qb6 38. Rb2 a6 39. a4 Qg6 40. f3 Kc7 41. Qd6+ Qxd6 42. exd6+ Kxd6 43. axb5 axb5 44. Rxb5 Ng6 45. Ra1 Rc6 46. Ra7 Nf4 47. Kf2 f6 48. Rf7 Nd5 49. Rc5 Rb6 50. Ke1 Rb1+ 51. Kf2 Rb2 52. Rxc4 Rxc2+ 53. Kg3 Nxc3 54. Rxf6+ Ke7 55. Rfc6 Ne2+ 56. Kh4 Rxc4 57. Rxc4 Nf4 58. Kg3 Nd5 59. Rc5 Ke6 60. Rxd5 Kxd5 61. Kf4 Ke6 62. Kg5 Kf7 63. d5 Kg7 64. d6 Kf7 65. Kf5 Kf8 66. Ke6 Ke8 67. d7+ Kd8 68. g5 Kc7 69. Ke7 Kc6 70. d8Q Kc5 71. Qd6+ Kc4 72. g6 Kc3 73. g7 Kc4 74. g8Q+ Kc3 75. Qc8+ Kb3 76. Qb6+ Ka3 77. Qa8# 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Kalla, Christian"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "46"]
[EventDate "1997.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. g4 Ne5 11. Bh6 Rc8 12. h4 a6 13. h5 b5 14. hxg6 fxg6 15. Bxg7 Kxg7 16. Qh6+ Kg8 17. Nd5 Rf7 18. Nxf6+ exf6 19. Rd2 Qc7 20. Rdh2 Qb6 21. f4 Qxd4 22. fxe5 fxe5 23. Bd3 Qxd3 0-1

[Event "GER-chT U13"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "4"]
[White "Ostrowski, David"]
[Black "Koch, Daniel"]
[Result "0-1"]
[ECO "C19"]
[PlyCount "59"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Bd7 8. Bd3 c4 9. Be2 Ba4 10. 0-0 Nbc6 11. Bg5 Qc7 12. Qd2 0-0-0 13. Rfb1 h6 14. Bxe7 Qxe7 15. Rb2 f6 16. exf6 gxf6 17. Rab1 b6 18. Qc1 Kb7 19. Nh4 Rdg8 20. f4 Rg7 21. f5 Rhg8 22. Bf3 Rg5 23. fxe6 Qxe6 24. Qe1 Qd7 25. Qf2 Qh3 26. Kh1 Qd7 27. Re1 Re8 28. Rbb1 Rgg8 29. g3 Kc7 30. Ng2 0-1

[Event "GER-chT U13"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "1"]
[White "Ostrowski, David"]
[Black "Stolz, Bernhard"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "37"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 f6 4. Bf4 e6 5. Nf3 Bd6 6. e5 Bc7 7. Bd3 Ne7 8. Qe2 Nd7 9. Bg3 0-0 10. exf6 Nxf6 11. 0-0-0 Ba5 12. Nb1 Nh5 13. Ng5 Nf6 14. Nxe6 Bxe6 15. Qxe6+ Kh8 16. c3 Nfg8 17. Be5 Re8 18. Qh3 Nh6 19. Qxh6 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Wassenhoven, J."]
[Result "1-0"]
[ECO "C42"]
[PlyCount "71"]
[EventDate "1997.??.??"]
[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 Nf6 3. Nc3 Bb4 4. Nxe5 d6 5. Nf3 Bxc3 6. dxc3 Nxe4 7. Bd3 Nc5 8. 0-0 0-0 9. Re1 Re8 10. Bf4 Bg4 11. Rxe8+ Qxe8 12. h3 Bh5 13. Qe1 Nbd7 14. Nd4 Nxd3 15. cxd3 Qxe1+ 16. Rxe1 Bg6 17. Re7 Nf6 18. c4 Re8 19. Rxc7 Bxd3 20. Bxd6 Ne4 21. Bh2 Nd2 22. f3 Bxc4 23. Bf4 Nxf3+ 24. Nxf3 Bd5 25. Kf2 f6 26. a3 a6 27. Nh4 g5 28. Rc5 Bc6 29. Bxg5 fxg5 30. Rxg5+ Kf7 31. Rg3 Rd8 32. Re3 Rd4 33. Nf3 Bb5 34. Nxd4 Bd7 35. Kf3 Ba4 36. b3 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Zachey, Arne"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "78"]
[EventDate "1997.??.??"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 Nbd7 6. Qd2 h6 7. Bc4 b6 8. Nge2 Bb7 9. 0-0-0 e6 10. h4 Qe7 11. g4 0-0-0 12. Ng3 h5 13. g5 Ne8 14. Qe2 f6 15. f4 Kb8 16. Rhf1 fxg5 17. fxg5 Rc8 18. Ba6 c5 19. Bxb7 Kxb7 20. Qc4 cxd4 21. Nd5 exd5 22. Qxd5+ Kb8 23. Rf7 Qd8 24. Bxd4 Bxd4 25. Qxd4 Ne5 26. Rff1 Qc7 27. c3 Rg8 28. Rf4 Qc5 29. Qd2 Ng4 30. Rdf1 Qe3 31. Rf7 Nc7 32. Qxe3 Nxe3 33. R1f6 Ng4 34. Rxd6 Ne5 35. Re7 Nf3 36. e5 Nxh4 37. Rd4 Nf3 38. Rf4 Nxg5 39. Ne2 Nd5 0-1

[Event "GER-ch U18 NRW 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "6"]
[White "Probsting, David"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "107"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "11"]
[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 Nf6 5. Nxc6 bxc6 6. Bg5 h6 7. Bh4 Be7 8. Nc3 Nxe4 9. Bxe7 Qxe7 10. Nxe4 Qxe4+ 11. Qe2 Qxe2+ 12. Bxe2 0-0 13. 0-0-0 Re8 14. Rhe1 d5 15. Bf3 Ba6 16. Bg4 Bb7 17. Bd7 Red8 18. Bg4 Kf8 19. Re3 Re8 20. Rde1 c5 21. Bf3 Rad8 22. c4 Rxe3 23. Rxe3 d4 24. Re5 Bxf3 25. gxf3 c6 26. Rxc5 Rc8 27. Kd2 Rb8 28. b3 Ke7 29. Rxc6 Rb7 30. Kd3 Rd7 31. Rc5 Ke6 32. f4 f6 33. f5+ Ke7 34. Rd5 Rb7 35. Kxd4 Kf8 36. Rd6 Re7 37. Re6 Rd7+ 38. Kc3 Rd1 39. Re3 Rh1 40. Rh3 Rc1+ 41. Kb2 Rf1 42. Rf3 Ke7 43. c5 Kd7 44. Kc3 Rc1+ 45. Kb4 Kc6 46. Rc3 a5+ 47. Kc4 Rxc3+ 48. Kxc3 Kxc5 49. f4 h5 50. h4 Kd5 51. Kd3 Kc5 52. a3 Kb5 53. Kd4 Kc6 54. Kc4 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Retta, Thorben"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[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. Nf3 Be7 6. e3 0-0 7. Qc2 h6 8. Bh4 c6 9. Bd3 Nb6 10. cxd5 exd5 11. 0-0 Nh5 12. Bxe7 Qxe7 13. Rfc1 Re8 14. a3 a5 15. Na4 Nd7 16. Nc5 Nxc5 17. Qxc5 Qxc5 18. Rxc5 Re7 19. Nd2 Bd7 20. Rac1 Be8 21. Bf5 Rc7 22. Rxd5 g6 23. Bh3 f5 24. Re5 Bf7 25. g3 Nf6 26. Bg2 Bd5 27. Bxd5+ Nxd5 28. Rxd5 1-0

[Event "GER-chT U13"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "5"]
[White "Seifert, Frank"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "101"]
[EventDate "1997.??.??"]
[EventType "team"]
[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. g3 e6 3. Bg2 d5 4. Nc3 c6 5. cxd5 exd5 6. d3 d4 7. Ne4 Be7 8. Nxf6+ Bxf6 9. Nf3 0-0 10. 0-0 Bf5 11. a3 Re8 12. Re1 Nd7 13. b4 Nf8 14. Bd2 Qd7 15. a4 Re7 16. Bg5 Bxg5 17. Nxg5 Rae8 18. Ne4 Bh3 19. b5 Bxg2 20. Kxg2 Qd5 21. Kg1 f5 22. Nd2 cxb5 23. axb5 Qxb5 24. Rxa7 Qxd3 25. Qb3+ Qxb3 26. Nxb3 d3 27. e3 Rc8 28. Rd1 Rc3 29. Nd4 Ne6 30. Nxe6 Rxe6 31. Rxb7 Rd6 32. Rb2 Rc2 33. Rbb1 d2 34. Kf1 Kf7 35. Ke2 Ke6 36. Rb3 Ke5 37. Rd3 Rc1 38. Rxd6 Kxd6 39. Kxd2 Rxd1+ 40. Kxd1 Kd5 41. Ke2 Ke4 42. f3+ Ke5 43. Kd3 Kd5 44. e4+ fxe4+ 45. fxe4+ Ke5 46. Ke3 g6 47. h3 h6 48. Kf3 g5 49. Kg4 Kxe4 50. Kh5 Kf3 51. g4 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Tuerkkan, Nuh"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D51"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[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. Nc3 e6 3. d4 d5 4. Bg5 Nbd7 5. a3 c6 6. Nf3 Be7 7. e3 Nb6 8. c5 Nbd7 9. Bd3 h6 10. Bh4 0-0 11. 0-0 Re8 12. Bc2 Bf8 13. e4 dxe4 14. Nxe4 Be7 15. Qd3 Nf8 16. Bg3 b6 17. Ba4 b5 18. Bc2 Bb7 19. Be5 Nxe4 20. Qxe4 Bf6 21. Qf4 Bxe5 22. Nxe5 Qf6 23. Qe4 Rad8 24. Rad1 Ba8 25. Ng4 Qe7 26. Qf3 Nd7 27. Qg3 Kh8 28. Rfe1 Nf6 29. Ne5 Nd5 30. Bg6 Rf8 31. Bxf7 Nf6 32. Ng6+ 1-0

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Velemir, Christian"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C53"]
[PlyCount "98"]
[EventDate "1997.??.??"]
[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. Bc4 Bc5 4. c3 Na5 5. d3 Nxc4 6. dxc4 a6 7. Qd5 d6 8. Rf1 Nf6 9. Qd3 h6 10. h3 Be6 11. Be3 Bxe3 12. fxe3 Qd7 13. Nbd2 0-0-0 14. b3 Rhe8 15. 0-0-0 Ng8 16. Rf2 f5 17. Kb2 Nf6 18. Nh4 fxe4 19. Nxe4 Nxe4 20. Qxe4 g5 21. Nf5 Rf8 22. Rdf1 Bxf5 23. Rxf5 Rxf5 24. Qxf5 Re8 25. Qxd7+ Kxd7 26. Rf7+ Re7 27. Rf6 Rh7 28. b4 Re7 29. Rf5 Ke6 30. Rf1 Rf7 31. Rxf7 Kxf7 32. Kc2 Kf6 33. Kd3 h5 34. g4 hxg4 35. hxg4 c6 36. a4 b6 37. e4 Ke6 38. Kc2 d5 39. cxd5+ cxd5 40. exd5+ Kxd5 41. Kd3 b5 42. axb5 axb5 43. c4+ bxc4+ 44. Kc3 e4 45. b5 e3 46. b6 Kc6 47. b7 Kxb7 48. Kc2 Kb6 49. Kd1 c3 0-1

[Event "NRW-ch U13"]
[Site "Hiddenhausen"]
[Date "1997.??.??"]
[Round "?"]
[White "Wrede, Stefan"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "85"]
[EventDate "1997.??.??"]
[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 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. 0-0 Be7 9. Bf4 0-0 10. Re1 Bd6 11. Qd2 c6 12. Nc3 Be6 13. a3 Rb8 14. b4 Qc7 15. Bxd6 Qxd6 16. Bc4 Rfd8 17. Bb3 a5 18. bxa5 Ra8 19. Ne2 Qc5 20. Nf4 Bf5 21. Nd3 Qxa5 22. Qxa5 Rxa5 23. Nc5 Rd6 24. Re5 Be6 25. Nd3 c5 26. Nf4 c4 27. Bxc4 Ng4 28. Re2 dxc4 29. Re4 Rxa3 30. Rb1 Rb6 31. Rd1 h6 32. Nxe6 Nf6 33. Rd8+ Kh7 34. Nf8+ Kh8 35. Ng6+ Kh7 36. Nf8+ Kh8 37. Ng6+ Kh7 38. Nf8+ Kg8 39. Ng6+ Ne8 40. Rdxe8+ Kh7 41. Nf8+ Kh8 42. Nd7+ Kh7 43. Nxb6 1-0

[Event "GER-chJ NRW 9596"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Bardacheva, Anna"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "A15"]
[PlyCount "66"]
[EventDate "1995.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. e3 c5 5. Ne2 Nc6 6. cxd5 exd5 7. d4 Be6 8. 0-0 Be7 9. dxc5 Bxc5 10. Nbc3 0-0 11. Nb5 Qd7 12. Nbd4 Bh3 13. Nxc6 bxc6 14. Nd4 Bxg2 15. Kxg2 Rfe8 16. b3 Ne4 17. h4 Rab8 18. Bb2 Bb4 19. a3 Be7 20. Qe2 Bf6 21. b4 a5 22. bxa5 c5 23. Nc2 Rxb2 24. Rac1 Reb8 25. Qf3 Nd2 26. Qe2 Nxf1 27. Rxf1 Ra2 28. Qd3 c4 29. Qd1 Rbb2 30. Nb4 Rd2 31. Qf3 Rxa3 32. Rb1 h6 33. a6 c3 0-1

[Event "NRW holiday U13"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Goebel, Jan Tobias"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "46"]
[EventDate "1996.??.??"]
[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. Bxc6 bxc6 5. Nc3 d6 6. d3 Be7 7. 0-0 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nh4 Bxh4 11. d4 exd4 12. Qxd4 Bf6 13. Qe3 Bxc3 14. Qxc3 Kf8 15. Qxc6 Ne7 16. Qa4 Qe8 17. Qc4 Qc6 18. Qxc6 Nxc6 19. Re1 Re8 20. f3 Nd4 21. Rd1 Nxf3+ 22. Kf2 Bxe4 23. Rd4 Nxd4 0-1

[Event "GER-chJ NRW 9596"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Kersting, Stefan"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "34"]
[EventDate "1995.??.??"]
[EventType "team"]
[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. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 d6 6. h3 0-0 7. d3 Be6 8. Bb3 Qd7 9. Bxe6 fxe6 10. Be3 Bxe3 11. fxe3 d5 12. exd5 exd5 13. e4 Rad8 14. exd5 Nxd5 15. Nxd5 Qxd5 16. Qe2 Nd4 17. Qxe5 Nxf3+ 0-1

[Event "NRW holiday U13"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Lennartz, Christina"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "42"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. Nc3 d5 4. d3 Be6 5. Qd2 Bb4 6. d4 exd4 7. Qxd4 Nc6 8. Qd3 d4 9. a3 dxc3 10. Qxd8+ Rxd8 11. Bxc6+ bxc6 12. axb4 cxb2 13. Bxb2 Rb8 14. Rxa7 Kd7 15. c3 Ra8 16. Rxa8 Rxa8 17. Nf3 Ra2 18. Bc1 Rc2 19. Bd2 Ne4 20. h4 Nxd2 21. Nxd2 Rc1# 0-1

[Event "NRW holiday U13"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Migdal, Benedikt"]
[Black "Ostrowski, David"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "61"]
[EventDate "1996.??.??"]
[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. Nf3 Nf6 4. Nc3 Nbd7 5. e3 c6 6. Be2 Bd6 7. c5 Bc7 8. 0-0 e5 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Bd2 0-0 12. Re1 Qe7 13. b4 Rd8 14. Rc1 Bf5 15. Bf3 Qc7 16. g3 d4 17. exd4 Bxd4 18. Ne4 Be6 19. a4 Nxe4 20. Bxe4 Bb2 21. Rc2 Bb3 22. Qb1 Bxc2 23. Qxc2 Bf6 24. Bxh7+ Kh8 25. Bf5 Re8 26. Rd1 Rad8 27. Bf4 Rxd1+ 28. Qxd1 Qe7 29. Qh5+ Kg8 30. Qh7+ Kf8 31. Qh8# 1-0

[Event "GER-ch U18 NRW 9697"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "1"]
[White "Moller, Stephanie"]
[Black "Ostrowski, David"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "70"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "11"]
[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. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Bd2 Nxd4 7. Nb5 Bxd2+ 8. Qxd2 Nxb5 9. Bxb5 Nxe4 10. Qe2 Qe7 11. f3 Nf6 12. Qxe7+ Kxe7 13. 0-0-0 Re8 14. Rhe1+ Kf8 15. g4 Rxe1 16. Rxe1 c6 17. Bd3 d5 18. g5 Nh5 19. Bxh7 g6 20. Bxg6 fxg6 21. Re5 Bf5 22. Re2 Re8 23. Rf2 Nf4 24. h4 Re2 25. Rf1 Rxc2+ 26. Kd1 Ng2 27. Rg1 Ne3+ 28. Ke1 d4 29. h5 d3 30. hxg6 Bxg6 31. f4 d2+ 32. Ke2 d1Q+ 33. Kxe3 Qxg1+ 34. Kf3 Qg2+ 35. Ke3 Qe4# 0-1

[Event "NRW holiday U13"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Johnen, Carsten"]
[Result "1-0"]
[ECO "B13"]
[PlyCount "29"]
[EventDate "1996.??.??"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Bd7 6. Nc3 Nf6 7. Bf4 e6 8. a3 Be7 9. 0-0 0-0 10. Qd2 a6 11. Bd3 Rc8 12. Rfe1 Qb6 13. b3 Nxd4 14. Nxd4 Qxd4 15. Bxh7+ 1-0

[Event "NRW holiday U13"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Loddenkemper, Thomas"]
[Result "0-1"]
[ECO "B75"]
[PlyCount "92"]
[EventDate "1996.??.??"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 g6 7. Be3 Bg7 8. Qd2 Bd7 9. Bc4 a6 10. 0-0 Qc7 11. Rad1 Rc8 12. Be2 0-0 13. Nb3 b5 14. Bh6 Qa7+ 15. Kh1 Rfd8 16. Bxg7 Kxg7 17. f4 Re8 18. f5 b4 19. Nd5 Nxe4 20. Qf4 Bxf5 21. g4 e5 22. Qf3 Ng5 23. Qg3 Be4+ 24. Bf3 Bxf3+ 25. Rxf3 Nxf3 26. Qxf3 Qa8 27. Qf6+ Kg8 28. Rf1 Nd8 29. Qxd6 Ne6 30. Kg1 Qa7+ 31. Kh1 Rcd8 32. Qxe5 Qa8 33. Rd1 Nf4 34. Qxf4 Rxd5 35. Rxd5 Qxd5+ 36. Kg1 Qd1+ 37. Kg2 Qxc2+ 38. Kh3 Qd3+ 39. Kh4 Qe3 40. Qxe3 Rxe3 41. Nc5 a5 42. Na4 Kg7 43. h3 h6 44. g5 hxg5+ 45. Kxg5 Rxh3 46. Nc5 Rh5+ 0-1

[Event "GER-ch U18 NRW 9697"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "3"]
[White "Ostrowski, David"]
[Black "Mertens, Guido"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "78"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 0-0 6. Qd2 e5 7. d5 Re8 8. 0-0-0 Bf8 9. g4 c5 10. h4 h5 11. Bg5 hxg4 12. h5 Bg7 13. hxg6 fxg6 14. fxg4 Bxg4 15. Be2 Bxe2 16. Ngxe2 Kf7 17. Rdf1 Rh8 18. Bh6 a6 19. Rf2 Nbd7 20. Rfh2 Qf8 21. Qg5 b5 22. a3 b4 23. axb4 cxb4 24. Nd1 Bxh6 25. Rxh6 Qg7 26. Rxh8 Rxh8 27. Rf1 Qh6 28. Qxh6 Rxh6 29. Kd2 Nc5 30. Nf2 Rh2 31. Kd1 Kg7 32. c3 b3 33. Kd2 Rxf2 34. Rxf2 Ncxe4+ 35. Ke3 Nxf2 36. Kxf2 Nxd5 37. Nc1 Nb6 38. Nxb3 Na4 39. c4 Nxb2 0-1

[Event "NRW holiday U13"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "?"]
[White "Ostrowski, David"]
[Black "Niedermowwe, Nic Amatus"]
[Result "0-1"]
[ECO "C72"]
[PlyCount "72"]
[EventDate "1996.??.??"]
[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 d6 5. 0-0 Bd7 6. Nc3 Be7 7. d4 exd4 8. Nxd4 Nxd4 9. Bxd7+ Qxd7 10. Qxd4 Nf6 11. Be3 0-0 12. Rad1 Rfd8 13. f4 c5 14. Qd3 Qc6 15. Rd2 Rd7 16. Rfd1 Rad8 17. Nd5 Nxd5 18. Qxd5 Qxd5 19. Rxd5 b6 20. e5 Kf8 21. f5 Ke8 22. e6 fxe6 23. fxe6 Rc7 24. b4 Rc6 25. c3 Bf6 26. Bg5 Ke7 27. Re1 Rf8 28. a4 cxb4 29. cxb4 Rc4 30. Kh1 Rxb4 31. Bxf6+ Rxf6 32. Rxd6 Re4 33. Rd7+ Kxe6 34. Rxe4+ Kxd7 35. g3 Kd6 36. Rb4 Kc5 0-1

