[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "9"]
[White "Cerny, Thorsten"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "A68"]
[PlyCount "59"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 g6 4. Nc3 Bg7 5. e4 Nf6 6. f4 e6 7. Nf3 exd5 8. cxd5 0-0 9. Bd3 Bg4 10. 0-0 Na6 11. h3 Bxf3 12. Qxf3 Nb4 13. Bb1 Re8 14. a3 Na6 15. f5 Nc7 16. Bg5 Rf8 17. e5 dxe5 18. Ba2 Qd6 19. Bxf6 Qxf6 20. fxg6 Qxf3 21. gxh7+ Kxh7 22. Rxf3 Rad8 23. Raf1 f6 24. a4 b6 25. Rf5 Kg6 26. Bb1 Kh6 27. g4 Kh7 28. Rxe5+ Kh8 29. Rh5+ Kg8 30. Ba2 1-0

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "3"]
[White "Doettlaff, Marco"]
[Black "Jeschke, Holger"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "56"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[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. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qa5 6. d4 e6 7. Nf3 Nf6 8. Bd3 Nc6 9. 0-0 Be7 10. a3 a6 11. b4 Qd8 12. Bb2 0-0 13. Ne4 Nxe4 14. Bxe4 f5 15. Bxc6 bxc6 16. Rc1 Bb7 17. Qb3 Qd5 18. Qe3 f4 19. Qc3 a5 20. bxa5 Rxa5 21. Rfe1 Bf6 22. Rxe6 Rb5 23. Re2 Rb3 24. Qd2 Rxf3 25. Rc5 Qb3 26. gxf3 Qxf3 27. Re1 Qg4+ 28. Kh1 Qf3+ 1/2-1/2

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "5"]
[White "Doettlaff, Marco"]
[Black "Matthiassen, Frank"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "115"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. Bf4 c5 4. c3 cxd4 5. cxd4 Nc6 6. e3 Bd6 7. Bxd6 Qxd6 8. Nc3 f5 9. Bb5 Bd7 10. 0-0 Nf6 11. Bxc6 Bxc6 12. Rc1 0-0 13. Ne5 Rac8 14. Qd3 Rc7 15. Nxc6 Qxc6 16. Ne2 Qd7 17. Rxc7 Qxc7 18. Rc1 Qd7 19. Qc2 Rd8 20. Nf4 Ne8 21. Qc5 g5 22. Nd3 b6 23. Qc2 Kg7 24. Ne5 Qb7 25. h3 Kf6 26. Qe2 Ng7 27. Qc2 Ne8 28. f4 h6 29. fxg5+ hxg5 30. Qe2 Ng7 31. Rc6 Rc8 32. Qc2 Rxc6 33. Qxc6 Qxc6 34. Nxc6 a5 35. g3 Ne8 36. Ne5 Ke7 37. h4 g4 38. h5 Nf6 39. h6 Kf8 40. a4 Kg8 41. Kg2 Kh7 42. Nf7 Ne4 43. Nd8 Nd2 44. b3 Nxb3 45. Nxe6 b5 46. axb5 a4 47. b6 Na5 48. Nc5 a3 49. Nb3 a2 50. Na1 Kxh6 51. Kf2 Kg6 52. Ke2 Kf6 53. Kd2 Ke6 54. Kc3 Kd6 55. Kb4 Nb7 56. Kb5 Kd7 57. Ka6 Kc8 58. Ka7 1/2-1/2

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "1"]
[White "Doettlaff, Marco"]
[Black "Meyer, Juergen"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "2095"]
[PlyCount "66"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[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. exd5 exd5 5. a3 Bxc3+ 6. bxc3 Bf5 7. Nf3 Nd7 8. c4 c6 9. cxd5 cxd5 10. c4 Ngf6 11. Bg5 0-0 12. Be2 dxc4 13. 0-0 b5 14. Ne5 Nxe5 15. dxe5 Qxd1 16. Rfxd1 Ne4 17. Be7 Rfe8 18. Bd6 Rad8 19. Re1 Nxd6 20. exd6 Rxd6 21. Bxc4 Rxe1+ 22. Rxe1 Bd7 23. Rb1 Kf8 24. Be2 a6 25. a4 bxa4 26. Kf1 Bf5 27. Ra1 Bc2 28. Ke1 Ke7 29. Rc1 Bb3 30. Rc7+ Rd7 31. Rxd7+ Kxd7 32. Bxa6 a3 33. Bd3 a2 0-1

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "8"]
[White "Doettlaff, Marco"]
[Black "Moeller, Rolf"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "97"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[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. Bg5 g6 3. Bxf6 exf6 4. Nf3 Bg7 5. e3 0-0 6. Bd3 d6 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 c6 10. Nd2 f5 11. c4 Nd7 12. b4 Qc7 13. Rab1 b6 14. Nb3 a5 15. a3 axb4 16. axb4 Ra4 17. b5 c5 18. Qf4 Rfa8 19. Be2 R8a7 20. Rfd1 Bf8 21. h4 Nf6 22. Rbc1 h5 23. Bf3 Rb4 24. Nd2 Rb2 25. e4 Ng4 26. Bxg4 fxg4 27. dxc5 Qxc5 28. Ra1 Raa2 29. Rxa2 Rxa2 30. Qg5 Qxg5 31. hxg5 Rc2 32. Kf1 Be7 33. Ke2 f6 34. Kd3 Ra2 35. Kd4 fxg5 36. Kd5 Kf7 37. Kc6 Ke6 38. Kxb6 Bd8+ 39. Kc6 Rb2 40. Nf1 h4 41. Rxd6+ Ke7 42. Rd2 Rb1 43. Ne3 Ba5 44. Rd7+ Ke6 45. Nxg4 Rg1 46. Rd6+ Ke7 47. Ne3 g4 48. Rxg6 h3 49. gxh3 1-0

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "2"]
[White "Hansen, Andreas Ph"]
[Black "Doettlaff, Marco"]
[Result "0-1"]
[ECO "C40"]
[PlyCount "74"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[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 f5 3. d4 fxe4 4. Nxe5 Nf6 5. Be2 d6 6. Ng4 Be7 7. Nc3 d5 8. Nxf6+ Bxf6 9. Bh5+ g6 10. Bh6 Nc6 11. Bg4 Bxd4 12. Bxc8 Rxc8 13. Qg4 Bxc3+ 14. bxc3 Qd7 15. Qg3 Kf7 16. Rb1 b6 17. Rd1 Rhe8 18. 0-0 Kg8 19. Rfe1 Qf7 20. Qh3 Ne7 21. c4 c6 22. Qa3 Nf5 23. Bg5 h6 24. Bc1 d4 25. Qh3 Qxc4 26. g4 Ng7 27. Qxh6 c5 28. Qxg6 Qxc2 29. Bh6 Re7 30. Bxg7 Rxg7 31. Qe6+ Kh7 32. Qxc8 e3 33. fxe3 dxe3 34. Rxe3 Qxd1+ 35. Kf2 Qd2+ 36. Kf3 Rf7+ 37. Ke4 Qd4# 0-1

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "4"]
[White "Maass, Joerg"]
[Black "Doettlaff, Marco"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "114"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[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. Nf3 Nf6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. e3 Bf5 8. Qb3 Qb6 9. Nd2 Nbd7 10. Be2 0-0 11. 0-0 Bd6 12. Qxb6 axb6 13. f3 Rfe8 14. Rae1 h6 15. Bxf6 Nxf6 16. e4 dxe4 17. fxe4 Nxe4 18. Ndxe4 Bxe4 19. Nxe4 Rxe4 20. Bc4 Rxe1 21. Rxe1 Kf8 22. Rf1 f6 23. Re1 Ra4 24. Be6 Rxd4 25. Bc8 Bc5 26. Kh1 Rd2 27. Bxb7 Rxb2 28. a4 Bf2 29. Rd1 Rc2 30. g3 Ke7 31. Kg2 Bd4+ 32. Kf3 c5 33. Re1+ Kd6 34. Re2 Rc3+ 35. Ke4 g6 36. Ba6 f5+ 37. Kf4 Rb3 38. Re6+ Kxe6 39. Bc4+ Kf6 40. Bxb3 g5+ 41. Kf3 Ke5 42. h3 Bb2 43. Ke3 h5 44. Bf7 Bc1+ 45. Ke2 h4 46. gxh4 gxh4 47. Kd3 f4 48. Bh5 c4+ 49. Kc2 Be3 50. Bf3 Kd4 51. Bb7 c3 52. Bf3 Bd2 53. Bc6 Ke3 54. Kd1 Kf2 55. Bb5 f3 56. Ba6 Be3 57. Bd3 Kg1 0-1

[Event "Schleswig Holstein-ch qual cand-B 51st"]
[Site "Osterroenfeld"]
[Date "1996.??.??"]
[Round "6"]
[White "Plewka, Manfred"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "153"]
[EventDate "1996.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 Nf6 4. e5 Nd7 5. f4 Nb6 6. Nf3 Bg4 7. Be2 e6 8. 0-0 Be7 9. h3 Bxf3 10. Bxf3 Qd7 11. Be3 f6 12. Ne2 Nc4 13. Bc1 Nd8 14. b3 Nb6 15. Be3 Nf7 16. Qd2 f5 17. a4 a5 18. Rac1 0-0 19. g4 Nh6 20. Kh2 g6 21. Rg1 Ba3 22. Ra1 Bb4 23. c3 Be7 24. Rg2 Kh8 25. Rag1 Rg8 26. g5 Nf7 27. h4 Rab8 28. h5 Na8 29. hxg6 hxg6 30. Kg3 Kg7 31. Rh1 Rh8 32. Rgh2 b5 33. axb5 Qxb5 34. Nc1 Ba3 35. Bd1 Nb6 36. Nd3 Nd7 37. Rxh8 Rxh8 38. Rxh8 Kxh8 39. Qc2 Nb6 40. Be2 Qc6 41. Qa2 Be7 42. Qxa5 Kg7 43. Nc5 Nd8 44. Bb5 Qa8 45. Qxa8 Nxa8 46. Nd7 Kf7 47. Kf3 Nb6 48. Nb8 Bf8 49. Ke2 Be7 50. Kd3 Bf8 51. Kc2 Be7 52. Kb2 Bf8 53. Ka2 Be7 54. Bc1 Bf8 55. Ba3 Be7 56. Bxe7 Kxe7 57. Ka3 Kf7 58. Kb4 Ke7 59. c4 dxc4 60. bxc4 Kf7 61. Nc6 Ke8 62. Nxd8+ Kxd8 63. Kc5 Nc8 64. d5 Na7 65. Ba6 Ke7 66. d6+ Kd8 67. Bb7 Kd7 68. Ba6 Kd8 69. Bb5 Nc8 70. Kc6 Na7+ 71. Kb7 Nxb5 72. cxb5 cxd6 73. exd6 Kd7 74. Ka7 Kxd6 75. b6 e5 76. b7 exf4 77. b8Q+ 1-0

[Event "Oberliga Nord N 9394"]
[Site "Germany"]
[Date "1994.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Hering, Frank Andreas"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "104"]
[EventDate "1993.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 0-0 6. Bd3 Nbd7 7. Nbd2 b6 8. 0-0 Bb7 9. c4 e6 10. Qe2 c5 11. Ne5 Nxe5 12. dxe5 Nd7 13. f4 Qe7 14. Nf3 f6 15. exf6 Bxf6 16. Rad1 Rae8 17. Rfe1 Kh8 18. e4 Bxb2 19. Qxb2+ d4 20. Qd2 Qf6 21. g3 e5 22. Nxe5 Nxe5 23. fxe5 Qxe5 24. b4 Rf7 25. bxc5 bxc5 26. Rf1 Rfe7 27. Rde1 Kg7 28. Rf4 h6 29. Ref1 Bc8 30. Bc2 Be6 31. Bd3 g5 32. R4f2 Rb7 33. Qa5 Qc7 34. Qa3 Rb4 35. Rf6 Re7 36. e5 Bf7 37. e6 Be8 38. R1f5 Qd6 39. Rd5 Qb6 40. Rff5 Qxe6 41. Rfe5 Qxe5 42. Rxe5 Rxe5 43. Qxa7+ Bf7 44. Qc7 Re1+ 45. Kf2 Re3 46. Bf1 Rb2+ 47. Kg1 Rd2 48. Qxc5 Re1 49. a4 Rdd1 50. a5 Rxf1+ 51. Kg2 Rfe1 52. g4 Rd2+ 0-1

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Conrad, Christian"]
[Black "Doettlaff, Marco"]
[Result "0-1"]
[ECO "A43"]
[PlyCount "56"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. e4 g6 4. Nc3 Bg7 5. Nf3 Nf6 6. Bb5+ Bd7 7. a4 Na6 8. 0-0 Nb4 9. h3 0-0 10. Bc4 b6 11. Nb1 a5 12. Re1 e6 13. c3 Na6 14. Na3 e5 15. Bg5 Nc7 16. Nd2 h6 17. Bxf6 Qxf6 18. Be2 Rab8 19. Nb5 Nxb5 20. Bxb5 Bc8 21. Be2 Qe7 22. Bd3 Kh8 23. Nf3 f5 24. Qe2 Qf7 25. Ba6 fxe4 26. Nh2 Bxa6 27. Qxa6 Qxf2+ 28. Kh1 Qxb2 0-1

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Bergstraesser, Andreas"]
[Result "1/2-1/2"]
[ECO "B21"]
[PlyCount "96"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Bc4 d6 6. Nf3 e6 7. 0-0 Nf6 8. Qe2 Be7 9. Rd1 e5 10. h3 0-0 11. Bg5 Be6 12. Bxe6 fxe6 13. Qc4 Qd7 14. b4 Rac8 15. Qb3 Nh5 16. Be3 Nd4 17. Nxd4 exd4 18. Bxd4 Nf4 19. Rac1 Bg5 20. Bxa7 Rxc3 21. Rxc3 Ne2+ 22. Kh1 Nxc3 23. Qxc3 Qa4 24. Qd4 Bf6 25. Qxd6 Qxa7 26. Qxe6+ Kh8 27. Qd6 Qa8 28. Rd5 h6 29. Rf5 Rd8 30. Qe6 Re8 31. Qf7 Qd8 32. Qxb7 Qd1+ 33. Kh2 Qe2 34. Qc6 Qxe4 35. Qxe4 Rxe4 36. a3 Re2 37. f4 Ra2 38. Ra5 Bb2 39. a4 Bc3 40. Ra8+ Kh7 41. b5 Bd4 42. a5 h5 43. h4 Kg6 44. b6 Bxb6 45. Ra6 Rxa5 46. Rxb6+ Kf5 47. Rb7 g6 48. Rf7+ Ke6 1/2-1/2

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Semmler, Guenter"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "83"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d6 3. Bb5 a6 4. Bxc6+ bxc6 5. c4 Nf6 6. Nc3 e6 7. f4 Be7 8. Nf3 0-0 9. 0-0 d5 10. e5 Ne4 11. c5 f6 12. exf6 gxf6 13. Be3 Bd7 14. f5 exf5 15. Nh4 Kh8 16. Nxf5 Bxf5 17. Rxf5 Nxc3 18. bxc3 Rg8 19. Qd3 Qe8 20. Bf4 Qg6 21. Bg3 Rab8 22. Raf1 Ra8 23. Qe2 Rg7 24. Bxc7 Re8 25. Bg3 Bd8 26. Qxa6 h5 27. R5f2 Qe4 28. Qxc6 Reg8 29. Rf4 Qe3+ 30. Kh1 Rg5 31. Rxf6 Bxf6 32. Qxf6+ Kh7 33. Bf4 Qe2 34. Bxg5 Rxg5 35. Qf7+ Rg7 36. Qf3 Qxa2 37. Qxh5+ Kg8 38. Qf3 Qc4 39. Re1 Rf7 40. Re8+ Kg7 41. Qg4+ Kh6 42. Re6+ 1-0

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Zeller, Joerg"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "150"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. Be3 Nbd7 10. f4 exf4 11. Bxf4 Ne5 12. Qd2 0-0 13. Nd4 Re8 14. Nxe6 fxe6 15. Kh1 Ng6 16. Bg3 Qc7 17. Rad1 Rad8 18. Qe3 Ne5 19. h3 Nfd7 20. a4 Bf6 21. Kh2 Nf7 22. Bh5 g6 23. Be2 Be5 24. Bd3 Bxg3+ 25. Qxg3 Nde5 26. Ne2 Qe7 27. b3 Qg5 28. c4 Qxg3+ 29. Kxg3 Nc6 30. Rd2 Kf8 31. Bb1 Ke7 32. Nd4 Nxd4 33. Rxd4 Ne5 34. Rd2 Rf8 35. Rfd1 a5 36. Bd3 Nc6 37. Be2 b6 38. Bg4 Rf6 39. Be2 e5 40. Bf3 Rdf8 41. Rd3 Nd4 42. Rb1 Nc6 43. Rbd1 Kd7 44. Rb1 Kc7 45. Rb2 h5 46. Rb1 Rf4 47. h4 Rg8 48. Rbd1 Rf6 49. Kh3 Nd4 50. R1d2 Rf4 51. Kg3 g5 52. hxg5 Rxg5+ 53. Kf2 h4 54. Rd1 Rf6 55. Rh1 Rh6 56. Bd1 Ne6 57. Rdh3 Nf4 58. R3h2 Rf6 59. Bf3 h3 60. gxh3 Nd3+ 61. Ke2 Rg3 62. Bg4 Rf4 63. Bf5 Rff3 64. h4 Nf4+ 65. Kd1 Rd3+ 66. Kc1 Rc3+ 67. Kd1 Ng2 68. h5 Rgd3+ 69. Ke2 Nf4+ 70. Ke1 Rc1+ 71. Kf2 Rc2+ 72. Ke1 Ng2+ 73. Rxg2 Rxg2 74. h6 Rxb3 75. Kf1 Rc2 0-1

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Fransson, Jens"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "73"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. e4 Nc6 3. Nc3 Nf6 4. e5 Nd7 5. Nf3 Nb6 6. h3 Bf5 7. Bd3 Qd7 8. a3 Bxd3 9. Qxd3 e6 10. 0-0 Be7 11. Ne2 h6 12. b3 0-0 13. Nh2 a5 14. a4 Nb4 15. Qg3 Kh7 16. c3 Na6 17. f4 c5 18. Qf3 f6 19. exf6 Bxf6 20. g4 c4 21. bxc4 Nxc4 22. g5 Be7 23. Ng3 Qe8 24. h4 hxg5 25. hxg5 Qg6 26. Ra2 Nd6 27. Ng4 Nf7 28. Rh2+ Kg8 29. f5 exf5 30. Nxf5 Bxg5 31. Bxg5 Qxg5 32. Rh5 Qd8 33. Qxd5 Nc7 34. Nfh6+ gxh6 35. Nxh6+ Kg7 36. Rxf7+ Rxf7 37. Qxf7+ 1-0

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Montag, Ralf"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "B26"]
[PlyCount "55"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 b6 7. Qd2 Bb7 8. Nge2 e6 9. 0-0 Nge7 10. Bh6 0-0 11. Bxg7 Kxg7 12. f4 d5 13. e5 a6 14. Rae1 Qc7 15. g4 d4 16. Ne4 Nd5 17. N2g3 Ne3 18. Rxe3 dxe3 19. Qxe3 h6 20. Nd6 Na5 21. f5 Bxg2 22. f6+ Kh7 23. Kxg2 Nb7 24. Nge4 Nxd6 25. exd6 Qc6 26. Rf3 Qd5 27. Rh3 g5 28. Rxh6+ 1-0

[Event "Oberliga Nord N 9394"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Plueg, Andreas"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "E01"]
[PlyCount "61"]
[EventDate "1993.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. g3 dxc4 6. a4 Nbd7 7. Bg2 Bd6 8. Nd2 0-0 9. Nxc4 Bc7 10. e4 e5 11. d5 Nb6 12. Ne3 a5 13. 0-0 Qe7 14. Qc2 Bd6 15. Rd1 Rd8 16. b3 Bc5 17. h3 Bd4 18. Ba3 Qe8 19. Rac1 g6 20. Ne2 cxd5 21. Nxd4 exd4 22. Nxd5 Nbxd5 23. exd5 Bf5 24. Qc5 d3 25. Qd4 Ne4 26. Bb2 f6 27. g4 d2 28. Rc7 Ng5 29. Qxf6 Qe1+ 30. Kh2 Nf3+ 31. Kg3 1-0

[Event "Oberliga Nord N 9293"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Stephan, Axel"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "69"]
[EventDate "1992.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Be2 Bd6 6. Ne5 Nfd7 7. Nd2 Nxe5 8. dxe5 Be7 9. Bf3 c6 10. e4 Bg6 11. 0-0 Nd7 12. exd5 cxd5 13. c4 Bd3 14. Re1 dxc4 15. Bxb7 Rb8 16. Bc6 Rxb2 17. Qa4 Rb4 18. Qxa7 Qc8 19. a3 Rb2 20. Qa4 Rb6 21. Bb5 Qb7 22. Bxc4 Bg6 23. Bf1 0-0 24. Nc4 Nc5 25. Qd1 Rd8 26. Qf3 Qxf3 27. gxf3 Rb3 28. Na5 Rxf3 29. Be3 Nd3 30. Nc6 Bh4 31. Nxd8 Nxe1 32. Rxe1 Bxd8 33. Rc1 Kf8 34. Bc5+ Be7 35. Bd6 1-0

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Frank, Bjoern"]
[Result "1-0"]
[ECO "B02"]
[BlackElo "2265"]
[PlyCount "71"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. Bc4 Nxe4 3. Bxf7+ Kxf7 4. Qh5+ Kg8 5. Qd5+ e6 6. Qxe4 d5 7. Qe2 c5 8. Nf3 Nc6 9. d3 Be7 10. Nc3 Bf6 11. Bf4 Nd4 12. Nxd4 cxd4 13. Nb1 Kf7 14. 0-0 Bd7 15. Nd2 Re8 16. Be5 Rc8 17. Rac1 Bxe5 18. Qxe5 Qf6 19. f4 Qxe5 20. fxe5+ Ke7 21. Nf3 Rf8 22. Nxd4 Rxf1+ 23. Rxf1 Be8 24. c3 Bg6 25. Rf3 a6 26. Kf2 Bh5 27. Rf4 Be8 28. Ke3 Bd7 29. Nf3 Rf8 30. Rxf8 Kxf8 31. Kd4 b6 32. c4 dxc4 33. dxc4 Ke7 34. c5 bxc5+ 35. Kxc5 h6 36. Nd4 1-0

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Kuhlmann, Knut"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "48"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 Nxc3 5. dxc3 f6 6. 0-0 d6 7. Nh4 g6 8. f4 Qe7 9. f5 Qg7 10. Be3 Nc6 11. b4 Ne7 12. Bd3 g5 13. Qh5+ Qf7 14. Ng6 Bg7 15. Qe2 hxg6 16. fxg6 Qe6 17. Bxg5 fxg5 18. Rf7 Rg8 19. Qh5 Qg4 20. Qh7 Be6 21. Rxg7 Rxg7 22. Qxg7 Bd5 23. Bf1 Kd7 24. h3 Qe4 0-1

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Schuldt, Volker"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "100"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 Be6 9. Be3 0-0 10. f4 Qc7 11. Bf3 Nbd7 12. f5 Bc4 13. Re1 b5 14. g4 b4 15. Ne2 d5 16. Ng3 dxe4 17. Nxe4 Rad8 18. Nbd2 Nxe4 19. Nxe4 Nb6 20. Qc1 Nd5 21. Kg2 Bb5 22. c3 bxc3 23. bxc3 Bh4 24. Rd1 Qc4 25. Kh3 Be7 26. Kg3 h6 27. Bxh6 Nf6 28. Nd2 Qc7 29. Be3 Rd3 30. Ne4 Nxe4+ 31. Bxe4 Rxc3 32. Qd2 Bg5 33. Re1 Qc4 34. Bf3 Rd8 35. Qf2 e4 36. Bxg5 Rxf3+ 37. Qxf3 exf3 38. Bxd8 f2 39. Kxf2 Qd4+ 40. Kf3 Qd3+ 41. Kf2 Qxd8 42. Kg3 Qd3+ 43. Kh4 Qd2 44. Kg3 Bc6 45. Rg1 Qe3+ 46. Kh4 Qf2+ 47. Kh3 Kh7 48. a3 Kh6 49. Rg3 Kg5 50. a4 Bg2+ 0-1

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Wittoch, Hans Joachim"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "47"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 e6 7. Nc3 Bb4 8. Bd3 Nge7 9. 0-0 Bxc3 10. bxc3 0-0 11. c4 Qh5 12. Bb2 b6 13. Be4 Bb7 14. d5 exd5 15. cxd5 Na5 16. Qd4 Qh6 17. Rfe1 Nc8 18. Ne5 Rd8 19. Re3 f5 20. Bxf5 Rxd5 21. Qg4 Rd2 22. Be6+ Kf8 23. Qf5+ Qf6 24. Nd7+ 1-0

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Hantel, Thomas"]
[Black "Doettlaff, Marco"]
[Result "0-1"]
[ECO "D13"]
[PlyCount "84"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. a3 Bf5 7. e3 e6 8. Bd3 Bg6 9. 0-0 Bd6 10. Re1 Ne4 11. Qc2 f5 12. Nb5 Bb8 13. b4 0-0 14. Bb2 Bh5 15. Ne5 a6 16. f3 Nxe5 17. dxe5 axb5 18. fxe4 fxe4 19. Bxb5 Qg5 20. Rac1 Bxe5 21. Bxe5 Qxe5 22. Qc7 Qxc7 23. Rxc7 Rxa3 24. Rxb7 Ra2 25. Bd7 e5 26. Be6+ Bf7 27. Re7 Bxe6 28. Rxe6 Rff2 29. Rxe5 Rxg2+ 30. Kh1 Rxh2+ 31. Kg1 Rag2+ 32. Kf1 Rb2 33. Kg1 Rhd2 34. Rf5 Rxb4 35. Ref1 h6 36. Rf8+ Kh7 37. Rd8 Rb3 38. Re1 h5 39. Rf8 h4 40. Rf5 Kh6 41. Kh1 Rbb2 42. Rf4 Kh5 0-1

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Jarnuczak, Detlev"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "A56"]
[PlyCount "89"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. Nf3 Nf6 6. Bg5 Bg4 7. Qd2 Na6 8. e4 Bxf3 9. gxf3 h6 10. Be3 Nc7 11. Rb1 a6 12. a3 Rb8 13. b4 b6 14. Bh3 Nd7 15. f4 0-0 16. Rc1 b5 17. Ne2 bxc4 18. Rxc4 cxb4 19. axb4 Nb5 20. 0-0 f5 21. exf5 gxf5 22. Kh1 Rc8 23. Qd3 Rxc4 24. Qxc4 Qa8 25. Qc6 Qxc6 26. dxc6 Nb8 27. Rc1 Rc8 28. Bg2 e6 29. Bb6 d5 30. c7 Nd7 31. Ba5 Kf7 32. Rc6 Na3 33. Bf1 Nc4 34. Nc1 Ke7 35. Bxc4 dxc4 36. Rxa6 Bd4 37. Kg2 Nf6 38. Ne2 Bb2 39. b5 Kd7 40. b6 Rg8+ 41. Kf3 Nd5 42. Ra7 e5 43. fxe5 Bxe5 44. c8Q+ Kxc8 45. b7+ 1-0

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Kroencke, Manfred"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "130"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. Bc4 Nf6 4. d3 Bg4 5. Bb5 a6 6. Bxc6+ bxc6 7. 0-0 e6 8. b3 c5 9. h3 Bh5 10. Re1 Be7 11. Bb2 e5 12. Nbd2 0-0 13. Nf1 Nd7 14. g4 Bg6 15. Ng3 a5 16. a4 Nb8 17. Bc3 Bg5 18. Kg2 Bf4 19. Ne2 Qf6 20. Nxf4 Qxf4 21. Qd2 Qxd2 22. Nxd2 Nc6 23. Nc4 f6 24. Rf1 Bf7 25. Ne3 g5 26. Rh1 Be6 27. h4 h6 28. hxg5 hxg5 29. Rh2 Kg7 30. Rah1 Rh8 31. Rxh8 Rxh8 32. Rxh8 Kxh8 33. Nd5 Bxd5 34. exd5 Nb4 35. Bxb4 cxb4 36. Kf3 Kg7 37. Ke4 Kg6 38. f3 Kg7 39. d4 Kg6 40. dxe5 dxe5 41. Kd3 f5 42. c4 bxc3 43. gxf5+ Kxf5 44. b4 e4+ 45. fxe4+ Kf4 46. bxa5 g4 47. a6 c2 48. Kxc2 g3 49. a7 g2 50. a8Q g1Q 51. Qc6 Qf2+ 52. Kb3 Qf3+ 53. Kb4 Qd1 54. Qxc7+ Kxe4 55. Qe7+ Kd4 56. Qc5+ Ke4 57. Kb5 Ke5 58. a5 Qb3+ 59. Kc6 Qb8 60. Qe3+ Kf5 61. Qe6+ Kg5 62. Qe7+ Kf5 63. Qc7 Qa8+ 64. Kb6 Ke4 65. d6 Qf8 1-0

[Event "Oberliga Nord N 9192"]
[Site "Germany"]
[Date "1992.??.??"]
[Round "?"]
[White "Vogelsang, Volker"]
[Black "Doettlaff, Marco"]
[Result "1/2-1/2"]
[ECO "D13"]
[PlyCount "95"]
[EventDate "1991.10.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. g3 Bf5 7. Bg2 e6 8. a3 h6 9. 0-0 Bd6 10. Qb3 Qd7 11. e3 0-0 12. Bd2 a6 13. Na2 Ne4 14. Rfe1 Rfc8 15. Rac1 Rc7 16. Qb6 Rac8 17. Nc3 Ne7 18. Nxe4 dxe4 19. Nh4 Nd5 20. Qb3 Bh7 21. Bf1 g5 22. Ng2 Bf5 23. Rxc7 Rxc7 24. Rc1 Bg4 25. Rxc7 Qxc7 26. Ne1 Kf8 27. Kg2 Qc6 28. h3 Bh5 29. Qc2 Qxc2 30. Nxc2 Bd1 31. Ne1 Ke7 32. f3 Nf6 33. f4 Nd5 34. Kf2 gxf4 35. gxf4 Bb3 36. Be2 f6 37. Ng2 e5 38. dxe5 fxe5 39. Bg4 exf4 40. Nxf4 Kf6 41. Bc8 Bc5 42. Nxd5+ Bxd5 43. Bc3+ Kg5 44. Be5 Be7 45. Kg3 Kg6 46. Bd7 Bg5 47. Bd4 Kf7 48. Bf5 1/2-1/2

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "8"]
[White "Doettlaff, Marco"]
[Black "Bethe, Stephan"]
[Result "1/2-1/2"]
[ECO "E14"]
[PlyCount "68"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. Bd3 e6 4. Nf3 b6 5. b3 Bb7 6. Bb2 Be7 7. Nbd2 0-0 8. 0-0 d6 9. c4 Re8 10. Qe2 Nbd7 11. Rfd1 Qc7 12. Rac1 Bf8 13. Nf1 cxd4 14. Nxd4 a6 15. e4 Nc5 16. Ng3 Nxd3 17. Qxd3 Rad8 18. Qb1 Ba8 19. Nde2 Nd7 20. Qa1 Qb7 21. f3 Nc5 22. Nf4 Nd7 23. Rc2 Ne5 24. Rcd2 Ng6 25. Ngh5 Nxf4 26. Nxf4 Qc7 27. Ne2 b5 28. Rc1 Qb7 29. Rdc2 bxc4 30. Rxc4 Rc8 31. Bd4 Rxc4 32. Rxc4 d5 33. exd5 exd5 34. Rc2 Qb5 1/2-1/2

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "9"]
[White "Doettlaff, Marco"]
[Black "Dreyer, Michael"]
[Result "1/2-1/2"]
[ECO "A45"]
[PlyCount "18"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. Bxf6 exf6 4. e3 g6 5. Bd3 Bg7 6. Nd2 Nd7 7. Ne2 f5 8. 0-0 0-0 9. Nf4 c5 1/2-1/2

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "4"]
[White "Doettlaff, Marco"]
[Black "Homuth, Manfred"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "177"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c5 4. f3 Qa5+ 5. c3 Nf6 6. e3 d6 7. Bd3 Nbd7 8. Nd2 g6 9. Ne2 Bh6 10. Bf2 Qc7 11. e4 e5 12. 0-0 0-0 13. a4 Re8 14. Kh1 Nh5 15. Nc4 Nf8 16. Ne3 Be6 17. dxc5 dxc5 18. c4 Red8 19. Nd5 Bxd5 20. cxd5 c4 21. Bb1 Ne6 22. Qc2 Nef4 23. Nxf4 Bxf4 24. Ra3 Rdc8 25. Rc3 a6 26. Qe2 b5 27. b3 Qa5 28. Be1 Qb6 29. axb5 axb5 30. bxc4 Rxc4 31. Rxc4 bxc4 32. Ba2 c3 33. Bxc3 Ra3 34. Qc4 Qa7 35. Bb4 Kg7 36. Bxa3 Qxa3 37. Bb3 Qe7 38. Qc8 Qh4 39. Qh3 Qd8 40. g3 Qb6 41. Bd1 Qa6 42. Qg2 Bxg3 43. Be2 Qa2 44. hxg3 Qxe2 45. Qxe2 Nxg3+ 46. Kg2 Nxe2 47. Ra1 Nf4+ 48. Kg3 Kf6 49. Ra8 Ke7 50. Kg4 h6 51. Rh8 h5+ 52. Kg5 Nh3+ 53. Kh4 Nf4 54. Ra8 f6 55. Ra7+ Ke8 56. Rb7 Ng2+ 57. Kg3 Nf4 58. Rc7 Ne2+ 59. Kf2 Nf4 60. Ke3 Ng2+ 61. Kd2 Nf4 62. Kc3 h4 63. Kd2 h3 64. Ke3 Kd8 65. Ra7 Ke8 66. Kf2 Nh5 67. Rh7 Nf4 68. Kg3 Kd8 69. Kh2 Ke8 70. d6 Kd8 71. Rf7 Ke8 72. d7+ Kd8 73. Kg3 Kc7 74. Kh2 Kd8 75. Rxf6 Kxd7 76. Rxf4 exf4 77. Kxh3 Kd6 78. Kg4 Ke6 79. Kxf4 Kf6 80. Kg4 Ke6 81. Kg5 Kf7 82. e5 Ke6 83. f4 Kf7 84. e6+ Kg7 85. e7 Kf7 86. e8Q+ Kxe8 87. Kxg6 Ke7 88. f5 Kf8 89. Kf6 1-0

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "6"]
[White "Doettlaff, Marco"]
[Black "Krause, Ullrich"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "67"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bd3 c5 5. exd5 cxd4 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Qxd4 Nc6 9. Qd1 exd5 10. Bg5 Bb4 11. Bxf6 gxf6 12. Qd3 Qe6+ 13. Kf1 0-0-0 14. Re1 Qd7 15. a3 Bc5 16. b4 Bb6 17. Qh3 f5 18. Na4 Rhe8 19. Nxb6+ axb6 20. Qc3 Rxe1+ 21. Kxe1 Re8+ 22. Kd1 d4 23. Qc4 Re4 24. Ne2 b5 25. Qxb5 d3 26. Qxd3 Nd4 27. Re1 Qe6 28. Qc3+ Nc6 29. Nf4 Qd6+ 30. Nd3 Kb8 31. h3 Nd4 32. f3 Rxe1+ 33. Qxe1 Qd5 34. Qe5+ 1-0

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "2"]
[White "Doettlaff, Marco"]
[Black "Nickel, Arno"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "81"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Be6 5. Bd3 Bd6 6. Nd2 f5 7. Qf3 g6 8. Ne2 Nd7 9. 0-0 Nf6 10. Nf4 Ne4 11. Nb3 c6 12. a4 0-0 13. Qe2 Re8 14. f3 Nf6 15. a5 Qe7 16. Rfe1 Bd7 17. g3 Kg7 18. c3 b6 19. axb6 axb6 20. Kf2 c5 21. dxc5 bxc5 22. c4 Ba4 23. Nd2 Bc6 24. cxd5 Nxd5 25. Nxd5 Bxd5 26. Bc4 Bc6 27. e4 fxe4 28. Nxe4 Rxa1 29. Rxa1 Bxe4 30. Qxe4 Qxe4 31. fxe4 Rxe4 32. b3 Re7 33. Ra2 Be5 34. Re2 f6 35. Kf3 Rd7 36. Kg2 h5 37. Ra2 Bd4 38. Ra8 Kh6 39. Rh8+ Kg7 40. Ra8 Be5 41. Ra2 1/2-1/2

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "7"]
[White "Ilgner, Andreas"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "D07"]
[PlyCount "47"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 Bg4 5. Nc3 Qa5 6. d5 Bxf3 7. exf3 0-0-0 8. Bd2 Ne5 9. a3 a6 10. Rc1 Qb6 11. Bf4 f6 12. Qc2 e6 13. Be3 Qd6 14. Ne4 Qd7 15. dxe6 Qc6 16. Qxc6 Nxc6 17. Bxa6 bxa6 18. Rxc6 Kb7 19. Rc3 Re8 20. Bc5 Ne7 21. 0-0 f5 22. Rb3+ Kc6 23. Rc1 Kd5 24. Ng5 1-0

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "1"]
[White "Seeck, Klaus"]
[Black "Doettlaff, Marco"]
[Result "1/2-1/2"]
[ECO "D01"]
[PlyCount "84"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Bf5 4. f3 Nbd7 5. Nxd5 Nxd5 6. e4 f6 7. Bd2 Be6 8. exd5 Bxd5 9. Bd3 e5 10. c4 Bf7 11. d5 a5 12. Qa4 Bc5 13. Ne2 0-0 14. Qc2 h6 15. Ng3 c6 16. Bh7+ Kh8 17. Bg6 Qe8 18. Bxf7 Qxf7 19. dxc6 bxc6 20. Nf5 Rfe8 21. 0-0-0 a4 22. Be3 Bxe3+ 23. Nxe3 Nc5 24. Rd6 Ne6 25. Nf5 c5 26. Rhd1 Nd4 27. Nxd4 exd4 28. Rd5 Re5 29. Rxe5 fxe5 30. Kb1 Qf4 31. h3 Qe3 32. Rd3 Qe1+ 33. Rd1 Qb4 34. a3 Qb3 35. Qxb3 axb3 36. Re1 Re8 37. Kc1 Kh7 38. Kd2 Kg6 39. Kd3 Kf5 40. Re4 Re6 41. h4 Rf6 42. h5 g5 1/2-1/2

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "3"]
[White "Sislian, Hanno"]
[Black "Doettlaff, Marco"]
[Result "1/2-1/2"]
[ECO "B00"]
[PlyCount "75"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 Bg4 5. Be3 e6 6. Bb5 a6 7. Ba4 d5 8. Qd3 dxe4 9. Nxe4 Bxf3 10. gxf3 b5 11. Nxf6+ gxf6 12. Bb3 Be7 13. a4 Nb4 14. Qe2 c6 15. c3 Nd5 16. Bh6 Rg8 17. axb5 axb5 18. Kd2 Ra5 19. Bxd5 cxd5 20. b4 Rxa1 21. Qxb5+ Qd7 22. Qb8+ Qd8 23. Qxd8+ Bxd8 24. Rxa1 Rg2 25. Ke2 e5 26. Ra8 Kd7 27. h4 Rh2 28. Bg7 exd4 29. cxd4 f5 30. Be5 Rh1 31. Ra7+ Ke8 32. Ra8 Kd7 33. Ra6 Rb1 34. Rh6 Rxb4 35. Rxh7 Ke6 36. Rh8 Ke7 37. Bg7 f6 38. Bh6 1/2-1/2

[Event "Schleswig Holstein-ch U18 45th"]
[Site "Kappeln"]
[Date "1990.??.??"]
[Round "5"]
[White "Stock, Ulrich"]
[Black "Doettlaff, Marco"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "75"]
[EventDate "1990.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. f4 Nge7 6. Nf3 Ng6 7. Be3 Be7 8. Nbd2 0-0 9. Be2 Nb8 10. b4 a5 11. a3 Nd7 12. 0-0 c6 13. Kh1 b5 14. Rg1 h5 15. Ng5 Bxg5 16. fxg5 h4 17. Qe1 axb4 18. cxb4 Nb6 19. Nf3 h3 20. gxh3 Nc4 21. Bc1 Be4 22. Rg4 Qb6 23. Qc3 Ne7 24. h4 Nf5 25. Bb2 g6 26. h3 Kg7 27. Bxc4 bxc4 28. Rf1 Rh8 29. Rxe4 dxe4 30. Nd2 Rxh4 31. Nxc4 Qb5 32. Kg2 Rd8 33. Nd6 Nxd6 34. exd6 Qxg5+ 35. Kh2 Rf4 36. d5+ f6 37. Rxf4 Qxf4+ 38. Kg2 0-1

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Mayer, Frank"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "84"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 Nc6 5. d5 Ne7 6. Bg5 Ng6 7. Bxf6 Qxf6 8. Bb5+ Kd8 9. Qf3 Qg5 10. Nd2 Nh4 11. Qg3 Nxg2+ 12. Kd1 Qh5+ 13. Ne2 Nf4 14. f3 Nxe2 15. Bxe2 Qh3 16. Qg5+ f6 17. Qe3 g6 18. Nb3 Bh6 19. Qf2 f5 20. Bf1 Qh5 21. Be2 Rf8 22. f4 Qh3 23. fxe5 dxe5 24. Qc5 Qe3 25. Qxe3 Bxe3 26. Rf1 f4 27. Na5 Bh3 28. Rf3 Bg2 29. Rxe3 fxe3 30. Nxb7+ Ke7 31. Nc5 Bf3 32. Ne6 Bxe2+ 33. Kxe2 Rf2+ 34. Kxe3 Rxb2 35. Nxc7 Rc8 36. d6+ Kxd6 37. Nd5 Rxh2 38. Rd1 Ke6 39. Rf1 Rh3+ 40. Kd2 Rb8 41. Rf6+ Kd7 42. Rf7+ Ke8 0-1

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Riediger, Martin"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "120"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. e3 Nf6 4. Bd3 b6 5. c3 Bd6 6. 0-0 0-0 7. Re1 Bb7 8. Nbd2 Ne4 9. Qc2 f5 10. Ne5 Bxe5 11. dxe5 Nd7 12. f4 Qh4 13. Nf3 Qe7 14. a4 Kh8 15. a5 c5 16. Bb5 Rfc8 17. Qa4 Nb8 18. a6 Bc6 19. Bd2 Bxb5 20. Qxb5 Nc6 21. Red1 Na5 22. Qe2 c4 23. Be1 Nc5 24. Bh4 Qe8 25. Nd4 Nab3 26. Ra3 Nxd4 27. exd4 Nb3 28. Kh1 b5 29. g4 Qg6 30. Rg1 Rc7 31. Qc2 Rf8 32. Qe2 fxg4 33. Rxg4 Qf5 34. Be1 Rcf7 35. Rg2 Qxf4 36. Rf2 Qe4+ 37. Qxe4 dxe4 38. Re2 Rf4 39. Bg3 Rf1+ 40. Kg2 Rb1 41. Rxe4 Rxb2+ 42. Kh3 Kg8 43. Re3 Kf7 44. d5 exd5 45. e6+ Ke7 46. Bh4+ Kd6 47. Bg3+ Kc5 48. e7 Re8 49. Re6 d4 50. cxd4+ Nxd4 51. Re5+ Kb4 52. Ree3 Kc5 53. Re5+ Kb6 54. Ra1 Nc6 55. Rd5 Rxe7 56. Bd6 Re3+ 57. Kh4 Rd3 58. Bc5+ Kc7 59. Rf5 Rxh2+ 60. Kg4 Rg2+ 0-1

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Thimm, Torsten"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "110"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. cxd4 d6 6. f4 Nc6 7. Nc3 dxe5 8. fxe5 Nb6 9. Be3 Be6 10. Nf3 Bd5 11. Be2 e6 12. 0-0 Be7 13. Qe1 0-0 14. Rd1 a6 15. Qg3 Kh8 16. Ng5 f6 17. Nge4 Nc4 18. Nxd5 exd5 19. exf6 Bxf6 20. Nxf6 Nxe3 21. Qxe3 Rxf6 22. Bf3 Qd7 23. Rfe1 Raf8 24. Rc1 R6f7 25. Qd2 Rf4 26. Rc5 Nxd4 27. Rxd5 Nxf3+ 28. gxf3 Qf7 29. Rd7 Qf6 30. Qc3 Qg5+ 31. Kh1 h6 32. Rg1 Qf6 33. Qxf6 R8xf6 34. Rdxg7 Rf7 35. Rxf7 Rxf7 36. Kg2 Kg7 37. Rd1 Rc7 38. Kg3 Kf6 39. Rd6+ Kg5 40. h4+ Kh5 41. Rd5+ Kg6 42. Kg4 Rc6 43. h5+ Kf6 44. Rd8 b5 45. b3 Re6 46. f4 Rc6 47. f5 Kf7 48. Rd7+ Kf6 49. Kf4 Rc2 50. Rd6+ Ke7 51. Rxa6 Rf2+ 52. Ke4 Rh2 53. Rxh6 Rxa2 54. Rb6 Rh2 55. Rxb5 Rxh5 1-0

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Doettlaff, Marco"]
[Black "Urban, Julian"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "96"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c6 3. Bxf6 exf6 4. c3 d5 5. e3 Bd6 6. Bd3 0-0 7. Qf3 Qb6 8. b3 Re8 9. Ne2 Qc7 10. h4 Qd7 11. Qh5 g6 12. Qf3 Qg4 13. Qxf6 Qxg2 14. Rg1 Qh2 15. h5 Nd7 16. Qf3 Nf8 17. Nd2 Qh3 18. hxg6 hxg6 19. Qxh3 Bxh3 20. 0-0-0 b5 21. e4 dxe4 22. Nxe4 Be7 23. N2g3 Bg4 24. Rde1 Ne6 25. Bc2 b4 26. Bd1 Bxd1 27. Rxd1 Nf4 28. cxb4 a5 29. bxa5 Rxa5 30. Kb1 Rea8 31. a4 Rb8 32. Kc2 f5 33. Nc3 Bf6 34. Nge2 Nxe2 35. Nxe2 Kf7 36. Rd3 c5 37. dxc5 Rxc5+ 38. Kb1 Rc4 39. a5 Ra4 40. Kc2 Ra2+ 41. Kd1 Rc8 42. f4 Rxa5 43. Rgg3 Ra1+ 44. Kd2 Ra2+ 45. Kd1 Bh4 46. Rc3 Ra1+ 47. Nc1 Bxg3 48. Rxc8 Bxf4 0-1

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Grosse Kloenne, Elmar"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "D03"]
[PlyCount "83"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. Nbd2 0-0 6. Bd3 b6 7. Ne5 Bb7 8. c3 Nfd7 9. Bxe7 Qxe7 10. Qe2 c5 11. 0-0 Nxe5 12. dxe5 Nd7 13. f4 f6 14. exf6 Qxf6 15. e4 e5 16. Bb5 Qd6 17. exd5 Bxd5 18. Nc4 Qe6 19. Ne3 Nf6 20. fxe5 a6 21. Bd3 Rae8 22. Rae1 c4 23. Bxc4 Bxc4 24. Qxc4 Nd7 25. Rxf8+ Kxf8 26. Qxe6 Rxe6 27. Nd5 Nxe5 28. Re4 Kf7 29. Nc7 Re7 30. Nxa6 Kf6 31. Nb4 Kf5 32. Rd4 Ng4 33. Nd3 Re2 34. h3 Ne3 35. Rf4+ Ke6 36. Rf2 Rxf2 37. Kxf2 Nf5 38. Kf3 Kd5 39. Nf4+ Kc4 40. Ke4 Nd6+ 41. Ke5 Nb5 42. Nd5 1-0

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Loeffler, Markus"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "37"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qa5 5. d4 Bg4 6. h3 Qh5 7. Be2 0-0-0 8. 0-0 Bxf3 9. Bxf3 Qg6 10. d5 e6 11. dxc6 Rxd1 12. cxb7+ Kb8 13. Rxd1 Bd6 14. Ne4 e5 15. Nc5 c6 16. Bxc6 Kc7 17. Rxd6 Nf6 18. Be4 Qh5 19. Rc6+ 1-0

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Peters, Carsten"]
[Black "Doettlaff, Marco"]
[Result "1/2-1/2"]
[ECO "D07"]
[PlyCount "54"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 Nf6 4. Nf3 Bg4 5. cxd5 Bxf3 6. gxf3 Nxd5 7. e4 Nxc3 8. bxc3 e5 9. d5 Nb8 10. Be3 Nd7 11. Qa4 Bd6 12. Bh3 Ke7 13. Rg1 g6 14. Bg5+ f6 15. Bxd7 fxg5 16. Be6 Kf6 17. Ke2 a5 18. Rg2 Be7 19. Rb1 b6 20. Bd7 Kg7 21. Qc6 Rf8 22. Rbg1 Rf6 23. Be6 Qe8 24. Qc4 Qd8 25. a4 Qd6 26. Rb1 Rd8 27. Rg3 Kh6 1/2-1/2

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Rechel, Bernd"]
[Black "Doettlaff, Marco"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "53"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 f5 3. exf5 d5 4. Bb5 Qd6 5. d4 Bxf5 6. Ne5 Nf6 7. 0-0 Nd7 8. Bxc6 bxc6 9. Re1 Nxe5 10. Rxe5 Qg6 11. Nd2 Bxc2 12. Qe1 Qd3 13. Nf3 Qb5 14. Bg5 0-0-0 15. b3 Be4 16. Nd2 Bg6 17. Rc1 Kb7 18. Re6 Rd6 19. Bf4 Rxe6 20. Qxe6 Be8 21. b4 Qd3 22. Qe5 Qg6 23. Qxc7+ Ka6 24. Qc8+ Kb5 25. Qb7+ Ka4 26. Qa6+ Kxb4 27. a3# 1-0

[Event "GER-ch U20"]
[Site "Bochum"]
[Date "1989.??.??"]
[Round "?"]
[White "Schaefer, Markus"]
[Black "Doettlaff, Marco"]
[Result "1/2-1/2"]
[ECO "B00"]
[PlyCount "104"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 Bg4 5. Bb5 a6 6. Bxc6+ bxc6 7. h3 Bh5 8. Qe2 e6 9. g4 Bg6 10. Nh4 Be7 11. Nxg6 hxg6 12. Be3 Qb8 13. 0-0-0 d5 14. Bg5 Bb4 15. Bxf6 Bxc3 16. bxc3 gxf6 17. Qf3 Qd8 18. c4 dxc4 19. d5 Qe7 20. h4 Qb4 21. a3 Qe7 22. h5 cxd5 23. hxg6 Rxh1 24. gxf7+ Qxf7 25. Rxh1 0-0-0 26. g5 Rf8 27. Qh3 fxg5 28. exd5 Qf4+ 29. Kb1 Qf5 30. dxe6 Qxh3 31. Rxh3 Kd8 32. Rh5 Rg8 33. Rh7 Rg6 34. e7+ Ke8 35. Kb2 g4 36. Kc3 Rf6 37. Rg7 Rf4 38. Kb4 Re4 39. c3 Rf4 40. Ka5 Rf6 41. Rxg4 Kxe7 42. Rxc4 Kd7 43. f4 Kc8 44. Rb4 Rc6 45. a4 Rxc3 46. Kxa6 Rc5 47. a5 Rf5 48. Re4 Kd7 49. Rc4 c6 50. Re4 Kc7 51. Rb4 c5 52. Re4 Kc6 1/2-1/2

