[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.21"]
[Round "9"]
[White "Schroeter, Maik"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1904"]
[BlackElo "1899"]
[PlyCount "69"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. Ne2 Qh4 7. Ng3 Nge7 8. Nd2 Bg4 9. Nf3 Bxg3 10. fxg3 Qh5 11. 0-0 0-0-0 12. Qa4 Kb8 13. b4 Nc8 14. b5 Nb6 15. Qc2 Na5 16. Ne5 f6 17. Nxg4 Qxg4 18. Bd2 h5 19. Rae1 Qd7 20. a4 Rde8 21. Bg6 Rxe1 22. Rxe1 Nac4 23. Bf4 Nc8 24. Qe2 N4d6 25. Qf3 Ne7 26. Bd3 h4 27. g4 g6 28. Bxd6 Qxd6 29. Qe3 Nc8 30. Bxg6 Qa3 31. Bc2 Nd6 32. Re2 b6 33. Qf3 Qc1+ 34. Qf1 Qg5 35. Qf3 1/2-1/2

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.20"]
[Round "8"]
[White "Schaefer Siebert, Heiko"]
[Black "Werner, Justus"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1899"]
[BlackElo "1937"]
[PlyCount "74"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 e6 6. d3 Nge7 7. Bg5 h6 8. Bd2 0-0 9. Rb1 d5 10. Qc1 Kh7 11. a3 Nd4 12. b4 dxc4 13. dxc4 cxb4 14. axb4 e5 15. 0-0 Bf5 16. Rb2 Rc8 17. Nxd4 exd4 18. Nd5 Nxd5 19. Bxd5 b5 20. e4 bxc4 21. Ra2 Bh3 22. Rxa7 Bxf1 23. Qxf1 c3 24. Bc1 Rc7 25. Ra6 Qc8 26. b5 Qd7 27. b6 Rb7 28. Bf4 Rc8 29. Bxb7 Qxb7 30. Ra7 Qxb6 31. Rxf7 Qe6 32. Ra7 Qxe4 33. Bxh6 Rg8 34. Qh3 Qe1+ 35. Kg2 Qe4+ 36. Kg1 Qe1+ 37. Kg2 Qe4+ 1/2-1/2

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.19"]
[Round "7"]
[White "Lange, Cecilia"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "1858"]
[BlackElo "1899"]
[PlyCount "116"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. c4 Bb4+ 8. Nd2 Qh4 9. 0-0 0-0-0 10. c5 Nxd2 11. Bxd2 Bxd2 12. Qxd2 Qxd4 13. Qc2 Kb8 14. Rfb1 Rhe8 15. b4 Re5 16. Qb3 Rg5 17. Rd1 Qg4 18. Bf1 Bb5 19. Qg3 Bxf1 20. Rxf1 Qxg3 21. hxg3 Re5 22. Rfe1 Rde8 23. Rxe5 Rxe5 24. Rd1 c6 25. Kf1 Kc7 26. f3 Re3 27. Kf2 Rc3 28. Rd2 a5 29. a3 Rxa3 30. bxa5 Rxa5 31. Rc2 b6 32. cxb6+ Kxb6 33. Ke3 c5 34. g4 Ra8 35. Rb2+ Kc6 36. Kd3 d4 37. Kc4 Ra3 38. Rc2 Ra4+ 39. Kd3 Kd5 40. Rb2 c4+ 41. Kc2 d3+ 42. Kd2 Kd4 43. Rb8 c3+ 44. Ke1 c2 45. Kd2 Ra1 46. Rd8+ Ke5 47. Rc8 c1Q+ 48. Rxc1 Rxc1 49. Kxc1 Kd4 50. g5 Ke3 51. Kd1 d2 52. f4 Kd3 53. f5 Ke3 54. g6 hxg6 55. fxg6 fxg6 56. g3 g5 57. g4 g6 58. Kc2 Ke2 0-1

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.18"]
[Round "6"]
[White "Schaefer Siebert, Heiko"]
[Black "Bahr, Arne"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1899"]
[BlackElo "1646"]
[PlyCount "43"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. Be2 d6 5. Bxh5 gxh5 6. Qxh5 dxe5 7. dxe5 Qd5 8. Nc3 Qxg2 9. Qf3 Qg6 10. Nge2 Qc6 11. Nd5 Be6 12. Nef4 Nd7 13. Be3 0-0-0 14. 0-0-0 Bf5 15. Qe2 e6 16. Nc3 Bc5 17. Rhe1 Bxe3+ 18. Qxe3 Nb6 19. b3 Kb8 20. Kb2 Bg4 21. Rd4 Nc4+ 22. Rxc4 1-0

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.17"]
[Round "5"]
[White "Bastian, Reinhard"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1899"]
[PlyCount "100"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Bd6 6. Bd3 0-0 7. 0-0 Bg4 8. c3 Nbd7 9. Nbd2 Re8 10. Qc2 h6 11. Bh4 c5 12. Rae1 Qc7 13. Bg3 Bxg3 14. hxg3 a6 15. Bf5 Bxf5 16. Qxf5 g6 17. Qf4 Qxf4 18. gxf4 Ne4 19. Nxe4 Rxe4 20. Rxe4 dxe4 21. Ne5 Nxe5 22. fxe5 cxd4 23. cxd4 Rc8 24. d5 Re8 25. e6 fxe6 26. d6 Rd8 27. Rc1 Rxd6 28. Rc8+ Kf7 29. Rc7+ Kf6 30. Rxb7 Rd1+ 31. Kh2 Kf5 32. Rb6 Rd2 33. Kg1 Rd1+ 34. Kh2 Ke5 35. Rxa6 Rd2 36. Kg1 Rxb2 37. Ra8 Kf4 38. Kf1 e3 39. fxe3+ Kxe3 40. Ra3+ Kf4 41. Ra8 g5 42. a4 g4 43. a5 Kg3 44. Re8 Rb1+ 45. Ke2 Kxg2 46. Rxe6 Ra1 47. Kd3 g3 48. Kc4 Kf3 49. Kb5 g2 50. Rf6+ Ke4 0-1

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.16"]
[Round "4"]
[White "Maple, Shawn"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1726"]
[BlackElo "1899"]
[PlyCount "87"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Bf4 c6 5. Nf3 Bf5 6. e3 Nf6 7. Bd3 Qa5+ 8. Nc3 Ne4 9. 0-0 Nd7 10. Bxe4 dxe4 11. Nd2 Nf6 12. Qc2 Be7 13. Ncxe4 Nxe4 14. Nxe4 0-0 15. Qd2 Bb4 16. Nc3 c5 17. a3 Bxc3 18. Qxc3 Qxc3 19. bxc3 c4 20. Ra2 Rad8 21. Rb2 b6 22. Rb5 Bd3 23. Re1 f5 24. Ra1 Be4 25. Ra2 Rd5 26. Rxd5 Bxd5 27. Rb2 Bc6 28. f3 Rd8 29. Kf2 Kf7 30. Re2 Re8 31. Be5 g5 32. e4 fxe4 33. fxe4 Ke6 34. Ke3 Rf8 35. Bg7 Rg8 36. d5+ Kd6 37. Bd4 Be8 38. Rf2 Rg6 39. Rf6+ Rxf6 40. Bxf6 g4 41. Kd4 b5 42. e5+ Kc7 43. Kc5 a6 44. e6 1-0

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.15"]
[Round "3"]
[White "Schaefer Siebert, Heiko"]
[Black "Bandsom, Olaf"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "1899"]
[BlackElo "1812"]
[PlyCount "40"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d5 3. c4 Nf6 4. cxd5 Qxd5 5. Nc3 Qa5 6. Bd2 e6 7. e4 Qb6 8. Bb5 Nxe4 9. Qe2 Nxd2 10. Nxd2 Qxd4 11. Nb3 Qd8 12. 0-0 Bd6 13. Rad1 0-0 14. Ne4 Qe7 15. Rd3 a6 16. Bxc6 bxc6 17. Nd4 Bb7 18. Qh5 c5 19. Rh3 Bxe4 20. f4 Bg6 0-1

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.14"]
[Round "2"]
[White "Hansch, Karsten"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2265"]
[BlackElo "1899"]
[PlyCount "87"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 c6 2. g3 d5 3. Nf3 dxc4 4. Bg2 Nd7 5. 0-0 e5 6. Qc2 Ngf6 7. Qxc4 Bd6 8. d3 0-0 9. Qc2 Re8 10. Nbd2 Nb6 11. b3 Bf5 12. Bb2 Qd7 13. Rfd1 Qe7 14. e4 Bg6 15. Nh4 Rad8 16. Nxg6 hxg6 17. Nf3 Nbd7 18. h3 Ba3 19. Bc3 Bb4 20. Bxb4 Qxb4 21. a3 Qb6 22. Qc3 Nc5 23. b4 Ne6 24. Qxe5 Nd4 25. Qc5 Qxc5 26. bxc5 Nb3 27. Rab1 Nxc5 28. d4 Ncxe4 29. Rxb7 a5 30. Rc1 Nd6 31. Ra7 Nb5 32. Rxa5 Nxd4 33. Nxd4 Rxd4 34. Bxc6 Re2 35. Bf3 Ra2 36. Ra8+ Kh7 37. h4 Ne4 38. Rcc8 g5 39. Bxe4+ Rxe4 40. h5 g6 41. Rh8+ Kg7 42. h6+ Kf6 43. Rhe8 Rxa3 44. h7 1-0

[Event "Berlin Lichtenberger op 15th"]
[Site "Berlin"]
[Date "2016.08.13"]
[Round "1"]
[White "Schaefer Siebert, Heiko"]
[Black "Gutewort, Paul Emil"]
[Result "1-0"]
[ECO "A27"]
[WhiteElo "1899"]
[BlackElo "1578"]
[PlyCount "71"]
[EventDate "2016.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bc5 3. Nf3 d6 4. e3 Nc6 5. d4 Bb4 6. d5 Nce7 7. Qa4+ Bd7 8. Qxb4 a5 9. Qb3 f5 10. e4 Nf6 11. Bg5 Nxe4 12. Nxe4 fxe4 13. Nd2 h6 14. Bh4 g5 15. Bg3 a4 16. Qd1 Bf5 17. Be2 Kf8 18. Bg4 Bg6 19. Be6 h5 20. h4 g4 21. Qe2 Nf5 22. Bxf5 Bxf5 23. Nxe4 a3 24. b3 Qe7 25. 0-0 Qh7 26. Ng5 Qg6 27. Rad1 Rc8 28. Bxe5 dxe5 29. Qxe5 Rh6 30. Rd4 Kg8 31. Rf4 Bd3 32. Re1 Qd6 33. Qe8+ Rxe8 34. Rxe8+ Kg7 35. Rf7+ Kg6 36. Rg8# 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.24"]
[Round "7"]
[White "Schnorr, Elke"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1765"]
[BlackElo "1899"]
[PlyCount "34"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Nbd2 Bb7 5. Bd3 d5 6. 0-0 Bd6 7. Re1 0-0 8. c3 c5 9. Qe2 cxd4 10. exd4 Nbd7 11. Ne5 Re8 12. Ndf3 Ne4 13. Nxd7 Qxd7 14. Ne5 Bxe5 15. dxe5 Nc5 16. Bc2 Ba6 17. Qf3 d4 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.23"]
[Round "6"]
[White "Schaefer Siebert, Heiko"]
[Black "Aubel, Stefan"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "1899"]
[BlackElo "1591"]
[PlyCount "29"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. Qd2 Bd7 9. f3 a6 10. g4 Kf8 11. h4 Ne8 12. 0-0-0 b5 13. h5 Qb8 14. Nxc6 Bxc6 15. h6 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.23"]
[Round "5"]
[White "Wolff, Sidney Robert"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1716"]
[BlackElo "1899"]
[PlyCount "65"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 Nc6 3. e3 Nf6 4. b3 d5 5. Bb2 e6 6. Be2 Bd6 7. 0-0 a6 8. a4 b6 9. Qe1 Qe7 10. Ne5 Bxe5 11. fxe5 Nd7 12. d4 f5 13. c3 Bb7 14. Nd2 Qg5 15. Rf3 Nd8 16. Rh3 Nf7 17. Qg3 Qxg3 18. Rxg3 g5 19. Bh5 h6 20. Rf1 cxd4 21. exd4 Rh7 22. Ba3 0-0-0 23. c4 Kb8 24. Bxf7 Rxf7 25. Bd6+ Ka7 26. b4 Rc8 27. Rc1 dxc4 28. Rxc4 Rxc4 29. Nxc4 Bd5 30. Rc3 Bxc4 31. Rxc4 Nb8 32. Rc8 Rb7 33. d5 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.22"]
[Round "4"]
[White "Maisch, Julian"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1757"]
[BlackElo "1899"]
[PlyCount "30"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nd5 Nxd5 5. exd5 d6 6. c3 Bc5 7. d4 exd4 8. Nxd4 0-0 9. Be3 Re8 10. Be2 Nd7 11. 0-0 Nf6 12. Nc2 Bxe3 13. Nxe3 Re5 14. Bf3 Bf5 15. Nxf5 Rxf5 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.21"]
[Round "2"]
[White "Bay, Johannes"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1650"]
[BlackElo "1899"]
[PlyCount "84"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be7 5. 0-0 Nf6 6. Nc3 Bg4 7. h3 Bxf3 8. Qxf3 Nd4 9. Qd1 Qd7 10. d3 b5 11. Bd5 c6 12. Bb3 Nxb3 13. axb3 0-0 14. f5 a5 15. Qf3 Kh8 16. Bd2 Ng8 17. Ne2 a4 18. bxa4 Rxa4 19. Rxa4 bxa4 20. Ra1 Ra8 21. Nc3 c5 22. b3 a3 23. Bc1 a2 24. Na4 Qb7 25. Rxa2 Nf6 26. Bd2 Kg8 27. Ra1 Nd7 28. Rc1 Nb6 29. Nc3 Ra3 30. Qg4 f6 31. h4 Bf8 32. h5 Kh8 33. Qh4 Qf7 34. h6 g5 35. fxg6 Qxg6 36. Rf1 Be7 37. Nb5 Ra8 38. Nxd6 Rg8 39. Qf2 Bxd6 40. Qxf6+ Qxf6 41. Rxf6 Rg6 42. Rf5 Kg8 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.21"]
[Round "3"]
[White "Schaefer Siebert, Heiko"]
[Black "Hahn, Lilli"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1899"]
[BlackElo "1697"]
[PlyCount "51"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Nc3 e5 6. d3 Bf5 7. Be3 Qd7 8. Qd2 0-0-0 9. 0-0-0 Bb4 10. f4 Rhe8 11. Be2 Ng4 12. h3 exf4 13. Bxa7 Nxa7 14. Bxg4 Bxg4 15. hxg4 Qxg4 16. Rxh7 Bc5 17. Kb1 Be3 18. Qc2 Qg6 19. Rh3 Qf5 20. Nd5 Bxg1 21. Rxg1 g5 22. Rf3 Nc6 23. Qa4 Nd4 24. Qa8+ Kd7 25. Qxb7+ Kd6 26. Qc7+ 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2009.05.21"]
[Round "1"]
[White "Schaefer Siebert, Heiko"]
[Black "Werner, Stefan1111"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1899"]
[BlackElo "1695"]
[PlyCount "120"]
[EventDate "2009.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Re1 d6 6. c3 Bg4 7. d3 0-0 8. Nbd2 a6 9. h3 Be6 10. Bb3 b5 11. Nf1 h6 12. Ng3 a5 13. Be3 Bxe3 14. Rxe3 Ne7 15. d4 exd4 16. cxd4 a4 17. Bc2 c5 18. d5 Bd7 19. a3 Re8 20. Qd2 Ng6 21. Rae1 Qc7 22. Nf5 Bxf5 23. exf5 Ne7 24. Be4 Qd7 25. g4 Kf8 26. Nh4 Qb7 27. Rd1 Nxe4 28. Rxe4 Ng8 29. Rde1 Nf6 30. Rxe8+ Rxe8 31. Rxe8+ Kxe8 32. g5 hxg5 33. Qxg5 Kf8 34. Qf4 Qxd5 35. Ng2 Qe5 36. Qd2 c4 37. Ne3 Kg8 38. Qb4 Ne8 39. Kg2 Nc7 40. Kg1 Qd4 41. Qa5 Qc5 42. Kh2 Kh7 43. Qd2 d5 44. Ng4 Qd6+ 45. Kg1 Ne8 46. Qa5 Qd7 47. Qb6 d4 48. f6 Nxf6 49. Nxf6+ gxf6 50. Qxf6 d3 51. Qh4+ Kg8 52. Qg5+ Kf8 53. Qd2 Qxh3 54. Qb4+ Kg7 55. Qxb5 Qg4+ 56. Kf1 Qe2+ 57. Kg2 d2 58. Qg5+ Kh7 59. Qf5+ Kh6 60. Qf6+ Kh5 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2008.05.03"]
[Round "5"]
[White "Baumeister, Juergen"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "1834"]
[BlackElo "1598"]
[PlyCount "62"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Bd3 Nc5 6. Nxd4 Nc6 7. Nxc6 dxc6 8. 0-0 Be7 9. Nc3 Nxd3 10. cxd3 Bf5 11. d4 0-0 12. Be3 Bb4 13. g4 Bg6 14. Ne2 Qc8 15. Ng3 Be7 16. f4 f6 17. f5 Bf7 18. e6 Be8 19. Qb3 Kh8 20. Rad1 g6 21. Rf3 Rg8 22. Kf2 b6 23. Rg1 Qd8 24. Qc2 Qd5 25. b3 Rd8 26. Ne2 gxf5 27. gxf5 Bh5 28. Rf4 Bxe2 29. Qxe2 Rxg1 30. Kxg1 Rg8+ 31. Rg4 Qxf5 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2008.05.03"]
[Round "6"]
[White "Schaefer Siebert, Heiko"]
[Black "Awiszus, Thomas"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1598"]
[BlackElo "1475"]
[PlyCount "63"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Ne2 e6 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3 9. Qxd3 Qb6 10. c3 c5 11. 0-0 cxd4 12. cxd4 Ne7 13. Nd2 Nec6 14. Nb3 Nb4 15. Qc3 N8c6 16. Be3 Rc8 17. a3 Na6 18. f4 Rc7 19. Qd3 Nd8 20. Rab1 Nb8 21. Nd2 Nbc6 22. b4 a5 23. b5 Na7 24. a4 Bb4 25. Nb3 Rc3 26. Qe2 Rc4 27. Rfc1 Rxc1+ 28. Rxc1 Kd7 29. Nc5+ Ke7 30. Qg4 Rg8 31. f5 Kf8 32. Nd7+ 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2008.05.02"]
[Round "4"]
[White "Wolf, Adam"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "1398"]
[BlackElo "1598"]
[PlyCount "41"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 Nc6 4. Nf3 Be7 5. Nc3 0-0 6. 0-0 Re8 7. d3 Rb8 8. a3 a5 9. Rb1 b6 10. Bd2 Bf8 11. Nb5 Ba6 12. Nbd4 Nxd4 13. Nxd4 Bc5 14. Bc3 Bxd4 15. Bxd4 Bb7 16. b4 Bxg2 17. Kxg2 axb4 18. axb4 Ra8 19. Ra1 h6 20. f4 d5 21. c5 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2008.05.01"]
[Round "2"]
[White "Hamm, Lukas"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1418"]
[BlackElo "1598"]
[PlyCount "53"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. Re1 Nf6 9. Bg5 Bg4 10. Nbd2 c6 11. c3 Nbd7 12. Qc2 h6 13. Bh4 Qc7 14. Bg3 Rfe8 15. c4 dxc4 16. Bxc4 Bxg3 17. hxg3 Bh5 18. Nh2 Nb6 19. Bb3 Qd6 20. Ndf3 Rad8 21. Qf5 Nbd5 22. Rxe8+ Rxe8 23. Ne5 Qe6 24. Qxe6 Rxe6 25. Re1 Bg6 26. Nhf3 Kf8 27. Nxg6+ 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2008.05.01"]
[Round "1"]
[White "Schaefer Siebert, Heiko"]
[Black "Feller, Florian"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1598"]
[BlackElo "1794"]
[PlyCount "56"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Be6 11. c3 Bg7 12. Nc2 f5 13. exf5 Bxf5 14. a4 bxa4 15. Rxa4 a5 16. Nce3 Be6 17. Bb5 Bd7 18. Nc4 0-0 19. Nxd6 Rb8 20. c4 Nd4 21. Nc3 Qg5 22. Rg1 Bg4 23. Qd2 Qh5 24. h3 Bf3 25. Qd3 e4 26. Ndxe4 Bxe4 27. Qxe4 Nxb5 28. g4 Qh4 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2008.05.01"]
[Round "3"]
[White "Schaefer Siebert, Heiko"]
[Black "Haro, Niel"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1598"]
[BlackElo "1475"]
[PlyCount "51"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 d5 4. e5 Nc6 5. c3 Be7 6. a3 c4 7. Be3 Na5 8. Nbd2 Bd7 9. Qc2 Bc6 10. b4 cxb3 11. Nxb3 Ba4 12. Nfd2 Qb6 13. Rb1 Bxa3 14. Qa2 Rc8 15. Nxa5 Qxa5 16. Qxa3 b5 17. Bxb5+ Qxb5 18. Rxb5 Bxb5 19. Qxa7 Rxc3 20. Qb8+ Ke7 21. Qxb5 Rc1+ 22. Ke2 Rxh1 23. Nf1 Nh6 24. Qb7+ Ke8 25. Qb8+ Ke7 26. Qxh8 1-0

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.20"]
[Round "7"]
[White "Sampala, Simon"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "1345"]
[BlackElo "1620"]
[PlyCount "102"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 d5 6. e3 b6 7. a3 Be7 8. Bd3 Bb7 9. Rc1 c5 10. 0-0 Nc6 11. cxd5 Nxd5 12. dxc5 Bxc5 13. Nxd5 Qxd5 14. Bc3 Rfd8 15. Be2 Qh5 16. Qc2 Ne7 17. Rfd1 Bd6 18. h3 Nd5 19. Bd4 Qh6 20. Qd3 Be7 21. Kf1 Bf6 22. Bxf6 Qxf6 23. Qd4 Qxd4 24. Nxd4 Rac8 25. Bf3 Kf8 26. Ke2 Ke7 27. g3 g6 28. Bxd5 Bxd5 29. Nb5 Bc4+ 30. Rxc4 Rxc4 31. Nc3 Rdc8 32. Rd3 e5 33. e4 Ke6 34. f3 a6 35. Nd5 Rc2+ 36. Rd2 Rxd2+ 37. Kxd2 Rd8 38. b4 Rxd5+ 39. exd5+ Kxd5 40. Kd3 f5 41. g4 e4+ 42. fxe4+ fxe4+ 43. Ke3 g5 44. a4 Ke5 45. Ke2 Kf4 46. Kf2 e3+ 47. Ke2 Ke4 48. b5 a5 49. Ke1 Kf3 50. Kf1 e2+ 51. Ke1 h6 0-1

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.19"]
[Round "6"]
[White "Schaefer Siebert, Heiko"]
[Black "Ellinger, Harald"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1620"]
[BlackElo "1854"]
[PlyCount "112"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. 0-0 g6 8. Be3 Bg7 9. f4 Ng4 10. Nxc6 bxc6 11. Bd4 e5 12. fxe5 dxe5 13. Qf3 f6 14. Bc5 cxb5 15. Nd5 Bf8 16. Bxf8 Rxf8 17. h3 Nh6 18. Nxf6+ Rxf6 19. Qxf6 Qxf6 20. Rxf6 Ke7 21. Ra6 Nf7 22. c3 Nd8 23. Rd1 Nc6 24. Rd5 Rb8 25. b3 b4 26. c4 Rf8 27. c5 Rf6 28. a3 Bc8 29. Ra4 a5 30. axb4 axb4 31. Ra8 Be6 32. Rd3 Nd4 33. Ra7+ Bd7 34. Rb7 Rc6 35. Rxb4 Rxc5 36. Rb7 Ke6 37. b4 Rb5 38. Rxb5 Bxb5 39. Rd2 Bc6 40. Rb2 Bxe4 41. b5 Bb7 42. Kf2 e4 43. g4 Ke5 44. Ke3 Ne6 45. b6 Nf4 46. Rb5+ Nd5+ 47. Kd2 Kd4 48. Ra5 Nxb6 49. Ra7 Nc4+ 50. Ke2 Nd6 51. Ra4+ Ke5 52. Ke3 Bd5 53. Ra7 h5 54. gxh5 Nf5+ 55. Kf2 gxh5 56. h4 Kf4 0-1

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.19"]
[Round "5"]
[White "Schaefer Siebert, Heiko"]
[Black "Wolf, Adam"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1620"]
[BlackElo "1296"]
[PlyCount "41"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d3 0-0 6. h3 c5 7. Bf4 Nc6 8. 0-0 a6 9. a3 b5 10. Ba2 Bb7 11. Rb1 Nd7 12. Nd5 Nb6 13. Qd2 a5 14. Bh6 b4 15. Bxg7 Kxg7 16. Ne3 Rb8 17. Ng4 Rh8 18. Qh6+ Kg8 19. Ng5 e6 20. Nxe6 fxe6 21. Bxe6# 1-0

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.18"]
[Round "4"]
[White "Bujtas, Oliver"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1860"]
[BlackElo "1620"]
[PlyCount "55"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. d4 e4 5. d5 Bb4 6. Bd2 Qb6 7. Qc2 0-0 8. e3 d6 9. a3 Bxc3 10. Bxc3 Nbd7 11. dxc6 bxc6 12. Bg2 d5 13. Ne2 Ba6 14. cxd5 cxd5 15. 0-0 Bd3 16. Qd2 Nc5 17. Qd1 Bxe2 18. Qxe2 Nd3 19. Rfd1 Rfd8 20. Bf1 Qb7 21. Bxf6 gxf6 22. Qg4+ Kh8 23. Bxd3 exd3 24. Qd4 Qa6 25. Rxd3 Rac8 26. Rc3 Rc4 27. Rxc4 Qxc4 28. Qxf6+ 1-0

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.18"]
[Round "3"]
[White "Schaefer Siebert, Heiko"]
[Black "Michna, Marcus"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1620"]
[BlackElo "1873"]
[PlyCount "47"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Nh6 7. b3 Bd7 8. Bc2 cxd4 9. cxd4 Bb4+ 10. Kf1 Rc8 11. g3 Be7 12. Bb2 f6 13. Nc3 fxe5 14. Nxe5 Nxe5 15. dxe5 0-0 16. f4 Rxc3 17. Bxc3 Bb5+ 18. Kg2 Bc5 19. b4 Be3 20. a4 Bc6 21. b5 d4+ 22. bxc6 Qxc6+ 23. Kh3 Qxc3 24. Qd3 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.17"]
[Round "2"]
[White "Drapkin, Marc"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1814"]
[BlackElo "1620"]
[PlyCount "74"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. 0-0 Nc6 8. Re1 f5 9. c3 Qd6 10. Nbd2 0-0-0 11. Qa4 g6 12. Ne5 Nxe5 13. dxe5 Qb6 14. Nxe4 fxe4 15. Bf1 Bc5 16. Qc2 Rhf8 17. Be3 Rf7 18. h3 Be6 19. a4 a5 20. Bxc5 Qxc5 21. Qd2 Rdf8 22. Re2 c6 23. b4 axb4 24. cxb4 Qa7 25. a5 Kc7 26. Qc2 Qd4 27. Rb1 e3 28. fxe3 Qxe5 29. Qc5 Qe4 30. Qc2 Bf5 31. Qxe4 Bxe4 32. Rc1 Bd3 33. Ree1 Bxf1 34. Rxf1 Rxf1+ 35. Rxf1 Rxf1+ 36. Kxf1 Kd6 37. Ke2 Ke5 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Gerlingen"]
[Date "2007.05.17"]
[Round "1"]
[White "Schaefer Siebert, Heiko"]
[Black "Hecht, Felix"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1620"]
[BlackElo "1213"]
[PlyCount "65"]
[EventDate "2007.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 0-0 6. 0-0 Nd4 7. Nxe5 b5 8. Bxf7+ Rxf7 9. Nxf7 Kxf7 10. e5 h6 11. Bh4 g5 12. exf6 gxh4 13. Qh5+ Kxf6 14. Qxh4+ Kg6 15. Qxd8 Bb7 16. Qxc7 Bc6 17. Qg3+ Kh7 18. Qg4 Rg8 19. Qh3 Ne2+ 20. Kh1 Nf4 21. Qf5+ Rg6 22. f3 Nxg2 23. Qxc5 Nh4 24. Qe7+ Rg7 25. Qxh4 Rg4 26. Qxg4 a6 27. Nd2 d5 28. Qc8 Kg6 29. Qxc6+ Kg5 30. Rg1+ Kf4 31. Qf6+ Ke3 32. Rae1+ Kxd2 33. Qc3# 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.28"]
[Round "7"]
[White "Schaefer Siebert, Heiko"]
[Black "Pocrnic, Josip"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1372"]
[BlackElo "1678"]
[PlyCount "69"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Bd3 Nc6 7. Bc2 cxd4 8. cxd4 Bb4+ 9. Nc3 Rc8 10. a3 Bxc3+ 11. bxc3 Na5 12. Bd2 Nc4 13. Bd3 Nb2 14. Qc2 Nxd3+ 15. Qxd3 Bb5 16. Qc2 Qc6 17. a4 Ba6 18. Rb1 Qc4 19. Qd1 Ne7 20. Rb4 Qd3 21. Be3 Qxc3+ 22. Qd2 Qc7 23. Qb2 Nc6 24. Rb3 Qa5+ 25. Rc3 Nxd4 26. Bd2 Nxf3+ 27. gxf3 Rxc3 28. Qxc3 Qxc3 29. Bxc3 Kd7 30. Kd2 Rc8 31. Rg1 g6 32. Rc1 Rc4 33. Ra1 h5 34. h4 Ke7 35. f4 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.27"]
[Round "6"]
[White "Augner, Claas"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1626"]
[BlackElo "1372"]
[PlyCount "101"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d3 h6 5. Be2 Bb4 6. a3 Ba5 7. 0-0 d6 8. Ne1 Be6 9. f4 Nd4 10. f5 Bd7 11. b4 Bb6 12. Kh1 Qe7 13. Bd2 a6 14. Qc1 Bc6 15. a4 Ba7 16. Bd1 b5 17. axb5 axb5 18. Na2 Bd7 19. Nc3 Qd8 20. Nf3 Nxf3 21. Rxf3 Bb6 22. Rb1 Bc6 23. Rg3 Rg8 24. Be2 Bd4 25. Qf1 Ra3 26. Nd5 Bxd5 27. exd5 Ra2 28. Bd1 Qa8 29. Qe1 Ra1 30. Rxa1 Qxa1 31. c3 Bb6 32. d4 e4 33. h3 Kd7 34. Bc2 Qxe1+ 35. Bxe1 c5 36. dxc6+ Kxc6 37. Re3 d5 38. g4 g5 39. Bd1 Nd7 40. Kg1 f6 41. Bb3 Ra8 42. Re2 Ra3 43. Ba2 Ne5 44. Bf2 Nf3+ 45. Kg2 Rxc3 46. Re3 Rxe3 47. Bxe3 Bxd4 48. Bc1 Ne1+ 49. Kf1 Nd3 50. Bd2 e3 51. Be1 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.27"]
[Round "5"]
[White "Schaefer Siebert, Heiko"]
[Black "Michna, Marcus"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1372"]
[BlackElo "1564"]
[PlyCount "61"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Nge7 8. Nc3 a6 9. 0-0 Bd7 10. Bc2 Rc8 11. a3 g6 12. Qd2 Bg7 13. Re1 0-0 14. Rb1 f6 15. exf6 Rxf6 16. b4 Nf5 17. Bxf5 Rxf5 18. Na4 Qd8 19. Nc5 Rxf3 20. gxf3 Nxd4 21. Kg2 Qf6 22. Qf4 Qe7 23. Nxd7 Qxd7 24. Qg4 Rc4 25. f4 Nf5 26. Bb2 Qc7 27. Bxg7 Rxf4 28. Qg5 Kxg7 29. Rxe6 Nh4+ 30. Kh1 Nf5 31. Rbe1 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.26"]
[Round "3"]
[White "Schaefer Siebert, Heiko"]
[Black "Kozina, Vinko"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1372"]
[BlackElo "1648"]
[PlyCount "96"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. Be2 Be7 7. 0-0 0-0 8. Nc3 Nc6 9. Bf4 Nh5 10. Be3 d5 11. a3 Nf6 12. d4 Ne4 13. Nxe4 dxe4 14. Ne5 Qe8 15. Bb5 Bd7 16. Nxd7 Qxd7 17. d5 Qf5 18. Bxc6 bxc6 19. dxc6 Rfd8 20. Qe2 Qe5 21. Rab1 Bd6 22. g3 Qe6 23. Rfd1 Re8 24. Bd4 Qh3 25. Qf1 Qg4 26. Re1 f5 27. Qg2 Re6 28. Re3 Rg6 29. f3 exf3 30. Qxf3 Qxd4 31. Kg2 f4 32. Rd3 Qe5 33. c3 fxg3 34. h3 Rf8 35. Qd5+ Qxd5+ 36. Rxd5 Rf2+ 37. Kg1 Re6 38. Rbd1 Bf8 39. Rg5 Rxb2 40. Rxg3 Rxc6 41. Rf3 Rg6+ 42. Kh1 h6 43. Rd8 Rf6 44. Rxf6 gxf6 45. Rc8 Rb7 46. a4 Kf7 47. Rd8 Bd6 48. Rd7+ Kg6 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.26"]
[Round "4"]
[White "Werner, Philipp"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1153"]
[BlackElo "1372"]
[PlyCount "66"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Be7 5. f5 Nf6 6. d3 g6 7. Ng5 d5 8. exd5 Nxd5 9. Qf3 Bxg5 10. Bxg5 Qxg5 11. Qxd5 0-0 12. 0-0 Bxf5 13. Na3 a6 14. c3 Rad8 15. Qf3 Rd6 16. Rae1 Kg7 17. Bd5 Re8 18. Nc4 Rf6 19. Bxc6 Rxc6 20. Rxe5 Rxe5 21. Nxe5 Rb6 22. Nc4 Rb5 23. a4 Rc5 24. b4 Rc6 25. b5 axb5 26. axb5 Rc5 27. b6 cxb6 28. Nxb6 Rxc3 29. Qxb7 Rxd3 30. Ra1 Qe3+ 31. Kf1 Rd2 32. Qxf7+ Kxf7 33. Ra7+ Ke6 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.25"]
[Round "2"]
[White "Kulinski, Raffael"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "1372"]
[PlyCount "68"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Ba5 6. Nxc6 dxc6 7. Qxd8+ Kxd8 8. Be3 Nf6 9. Nd2 Bb6 10. Bxb6 cxb6 11. Be2 Be6 12. 0-0 Kc7 13. h3 Rad8 14. Rad1 Rd7 15. e5 Nd5 16. Nf3 Rhd8 17. a3 Nf4 18. Rxd7+ Rxd7 19. Nd4 Rxd4 20. cxd4 Nxe2+ 21. Kh1 Nxd4 22. Rc1 c5 23. b4 Kc6 24. a4 Kd5 25. f4 c4 26. Kg1 Ne2+ 27. Kf2 Nxc1 28. Ke3 Nd3 29. Kd2 Nxb4 30. Kc3 a5 31. h4 Ke4 32. g3 h6 33. Kb2 Kd3 34. Kc1 c3 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2006.05.25"]
[Round "1"]
[White "Schaefer Siebert, Heiko"]
[Black "Koss, Dietrich"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "1372"]
[BlackElo "1768"]
[PlyCount "74"]
[EventDate "2006.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. h3 Be7 7. 0-0 Be6 8. c3 0-0 9. Re1 b5 10. Bc2 d5 11. d4 dxe4 12. Bxe4 Nxe4 13. Rxe4 f5 14. Re1 e4 15. Ne5 Nxe5 16. dxe5 Qxd1 17. Rxd1 Rad8 18. Re1 Rd3 19. Be3 f4 20. Bd2 g5 21. Rxe4 Rfd8 22. Re2 f3 23. Re3 fxg2 24. Rxd3 Rxd3 25. Kxg2 Bxh3+ 26. Kh2 Bf5 27. a4 g4 28. axb5 Rh3+ 29. Kg2 Be4+ 30. f3 Bxf3+ 31. Kf2 axb5 32. Bf4 Bh4+ 33. Ke3 Rh1 34. b4 Re1+ 35. Kd2 Be4 36. Bg5 Rxb1 37. Rxb1 Bxg5+ 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2005.05.07"]
[Round "5"]
[White "Herbst, Dominik"]
[Black "Schaefer Siebert, Heiko"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "76"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. d4 exd4 7. Nxd4 Bb7 8. Qe2 Be7 9. e5 dxe5 10. Qxe5 0-0 11. Bg5 Re8 12. 0-0 Bb4 13. Qf5 Bxc3 14. bxc3 Qd6 15. Rfe1 a6 16. Rxe8+ Rxe8 17. h3 c5 18. Bxf6 gxf6 19. Qg4+ Kh8 20. Nf5 Qf8 21. Qg7+ Qxg7 22. Nxg7 Kxg7 23. Kf1 Kh6 24. g4 Be4 25. Re1 Bg2+ 26. Kxg2 Rxe1 27. Kg3 Rc1 28. Kf4 Rxc2 29. h4 Rxf2+ 30. Kg3 Rxa2 31. g5+ fxg5 32. hxg5+ Kxg5 33. Kf3 Rc2 34. Ke3 Rxc3+ 35. Kd2 Rc4 36. Kd3 Rb4 37. Kc3 a5 38. Kd3 h5 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2005.05.07"]
[Round "6"]
[White "Muff, Simon"]
[Black "Schaefer Siebert, Heiko"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1267"]
[PlyCount "75"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 d5 6. e3 0-0 7. Bd3 b6 8. 0-0 Bb7 9. cxd5 exd5 10. Rc1 Nbd7 11. Qc2 Rc8 12. Ne5 h6 13. Nc6 Bxc6 14. Qxc6 Nb8 15. Qa4 a5 16. Bf5 Nbd7 17. e4 dxe4 18. Nxe4 Nxe4 19. Bxd7 Rb8 20. Bc6 Nd6 21. Rfe1 Qf6 22. Re5 Qf4 23. Rce1 Rbd8 24. g3 Qd2 25. R1e2 Qc1+ 26. Kg2 g6 27. Qb3 Qxc6+ 28. d5 Qc5 29. h4 Rfe8 30. h5 Rxe5 31. Rxe5 g5 32. Qf3 Kg7 33. Qd3 Nc4 34. Rf5 Nxb2 35. Qd2 Nc4 36. Rxg5+ hxg5 37. Qxg5+ Kf8 38. Qxd8+ 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2005.05.06"]
[Round "3"]
[White "Kull, Sebastian"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1428"]
[PlyCount "43"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nce7 9. Qe4 g6 10. d4 Bg7 11. Bg5 c6 12. Bxe7 Kxe7 13. Bxd5 cxd5 14. Nxd5+ Kd6 15. dxe5+ Bxe5 16. 0-0-0 Qg5+ 17. f4 Bxf4+ 18. Nxf4+ Kc7 19. h4 Qg4 20. Qe5+ Kb6 21. Rd6+ Kc7 22. Rxg6+ 1-0

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2005.05.06"]
[Round "4"]
[White "Schaefer Siebert, Heiko"]
[Black "Ajeti, Nedzat"]
[Result "0-1"]
[ECO "B00"]
[BlackElo "1511"]
[PlyCount "102"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 b6 4. Nc3 Bb7 5. Bc4 e6 6. 0-0 Ne7 7. Re1 Nbc6 8. Bf4 Na5 9. Bb5 a6 10. Ba4 b5 11. Bb3 Nxb3 12. axb3 0-0 13. e5 Nf5 14. Ne4 d6 15. exd6 cxd6 16. c3 Qb6 17. Ng3 Nxg3 18. hxg3 Rfd8 19. Rb1 Bd5 20. b4 Qc6 21. Rc1 h6 22. g4 g5 23. Bg3 Rf8 24. Qd3 Rac8 25. Qe3 Rce8 26. Qd3 Bc4 27. Qc2 Bd5 28. Qd3 f5 29. gxf5 Rxf5 30. Re3 Ref8 31. Ne1 h5 32. f3 h4 33. Bf2 g4 34. Bxh4 gxf3 35. gxf3 Bxf3 36. Rxe6 Bd5 37. Re7 Rf1+ 38. Qxf1 Rxf1+ 39. Kxf1 Bf7 40. Ng2 Qf3+ 41. Kg1 Bd5 42. Rc2 Qd1+ 43. Ne1 Bh6 44. Kf2 Qg4 45. Bg3 Bg5 46. Ree2 Qh3 47. Bxd6 Bh4+ 48. Bg3 Bxg3+ 49. Ke3 Bxe1+ 50. Kf4 Qf3+ 51. Ke5 Bg3# 0-1

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2005.05.05"]
[Round "2"]
[White "Schaefer Siebert, Heiko"]
[Black "Frueh, Guenther"]
[Result "1/2-1/2"]
[ECO "C42"]
[BlackElo "1385"]
[PlyCount "91"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. h3 Nf6 4. Nc3 b6 5. Bc4 h6 6. 0-0 Bb7 7. d3 Be7 8. a3 0-0 9. b4 Nbd7 10. Bb2 Rc8 11. Re1 Re8 12. Rc1 Nf8 13. Bb3 Ng6 14. Ne2 Qd7 15. Ng3 Bf8 16. c4 Ne7 17. d4 exd4 18. Bxd4 Nh7 19. e5 Nf5 20. Nxf5 Qxf5 21. Bc2 Qd7 22. Qd3 g6 23. exd6 Bxd6 24. Bc3 Rcd8 25. Rcd1 f5 26. c5 Bxf3 27. Rxe8+ Qxe8 28. Re1 Be4 29. Qc4+ Qf7 30. Qxf7+ Kxf7 31. Bb3+ Kf8 32. cxd6 Rxd6 33. b5 Rd3 34. Bb4+ Kg7 35. Bc2 Rd7 36. Bxe4 fxe4 37. Rxe4 Ng5 38. Re3 Kf7 39. h4 Ne6 40. Rf3+ Kg7 41. Kh2 Rd5 42. Re3 Kf7 43. Rf3+ Kg7 44. a4 Rd7 45. Re3 Kf7 46. Rf3+ 1/2-1/2

[Event "Stuttgart-chB int"]
[Site "Ditzingen"]
[Date "2005.05.05"]
[Round "1"]
[White "Schwarz, Felix"]
[Black "Schaefer Siebert, Heiko"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1550"]
[PlyCount "121"]
[EventDate "2005.05.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. Bg5 Bb7 5. e3 Be7 6. Nc3 0-0 7. Bd3 h6 8. Bh4 d5 9. b3 c5 10. 0-0 a6 11. Rc1 cxd4 12. exd4 Ne4 13. Bxe7 Qxe7 14. cxd5 exd5 15. Bxe4 dxe4 16. Re1 f5 17. Nd2 Rd8 18. Nc4 Nd7 19. Qh5 Qg5 20. Qxg5 hxg5 21. Nd6 Bc8 22. Nxf5 Nf6 23. Ne7+ Kf7 24. Nxc8 Raxc8 25. Ne2 Rxc1 26. Rxc1 Nd5 27. g3 g4 28. Kf1 b5 29. a3 b4 30. a4 Nc3 31. Nxc3 bxc3 32. Rxc3 Rxd4 33. Ke2 a5 34. Ke3 Rb4 35. Kf4 Kf6 36. Re3 g5+ 37. Kxg4 Kg6 38. Kh3 Kf5 39. Rc3 g4+ 40. Kg2 Ke5 41. Rc5+ Kd4 42. Rxa5 Rxb3 43. Rg5 Ra3 44. Rxg4 Rxa4 45. f3 Ke3 46. Rxe4+ Rxe4 47. fxe4 Kxe4 48. g4 Kf4 49. h3 Kg5 50. Kg3 Kg6 51. Kf4 Kf6 52. h4 Kg6 53. h5+ Kf6 54. g5+ Kg7 55. Kf5 Kf7 56. g6+ Kg7 57. Ke6 Kf8 58. h6 Kg8 59. g7 Kh7 60. Kf7 Kxh6 61. g8Q 1-0

