[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.30"]
[Round "7"]
[White "Herbst, Timothy"]
[Black "Siebel, Jan"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1884"]
[BlackElo "1605"]
[PlyCount "35"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 Nxe4 9. Nxe4 d5 10. Nb3 Qa4 11. Bxd5 Nb4 12. Nc3 Qd7 13. Bc4 Qxd1 14. Rfxd1 Bxc3 15. bxc3 Nxc2 16. Bb5+ Kf8 17. Bh6+ Kg8 18. Rd8# 1-0

[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.29"]
[Round "6"]
[White "Kneis, Harald"]
[Black "Siebel, Jan"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1874"]
[PlyCount "69"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 Nf6 6. f4 d6 7. Nf3 0-0 8. 0-0 Rb8 9. Qe1 Bd7 10. h3 b5 11. g4 e6 12. Ne2 Ne8 13. Ng3 Nd4 14. Nxd4 Bxd4+ 15. Kh2 f5 16. c3 Bg7 17. exf5 exf5 18. gxf5 Bxf5 19. Nxf5 Rxf5 20. Be4 Rf8 21. f5 d5 22. Bg2 Rb6 23. fxg6 Rxg6 24. Rxf8+ Bxf8 25. Bf4 Ng7 26. Qe2 d4 27. Rg1 dxc3 28. bxc3 Bd6 29. Qe4 Bxf4+ 30. Qxf4 Qd6 31. Qxd6 Rxd6 32. Be4 h6 33. Rf1 a5 34. a3 b4 35. axb4 1/2-1/2

[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.29"]
[Round "5"]
[White "Siebel, Jan"]
[Black "Folkhard, Waltraud"]
[Result "1/2-1/2"]
[ECO "E06"]
[BlackElo "1822"]
[PlyCount "57"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c5 5. d4 Nc6 6. cxd5 Nxd5 7. 0-0 Be7 8. b3 cxd4 9. Nxd4 Nxd4 10. Bb2 Nc6 11. Bxg7 Rg8 12. Bb2 Bf6 13. Bxf6 Qxf6 14. Nd2 Qd8 15. Qc2 Rg7 16. Rfd1 Qe7 17. Ne4 Bd7 18. Rac1 Rc8 19. Nc5 Ncb4 20. Qb2 Rxc5 21. Qxg7 Rxc1 22. Rxc1 Nxa2 23. Ra1 Nac3 24. Kf1 Qb4 25. Qg8+ Ke7 26. Qg5+ Kd6 27. Qd2 Ke7 28. Ra2 Nxa2 29. Qxa2 1/2-1/2

[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.28"]
[Round "4"]
[White "Hetmank, Walter"]
[Black "Siebel, Jan"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1605"]
[PlyCount "28"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. e4 dxe4 4. Nge2 Nc6 5. Ng3 Bg4 6. Qd2 Qxd4 7. Nce2 Qb6 8. Qd1 Rd8 9. Bd2 e5 10. Qc1 Bc5 11. Be3 0-0 12. f3 Bxe3 13. Nxe4 Nxe4 14. fxe4 Bf2# 0-1

[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.28"]
[Round "3"]
[White "Siebel, Jan"]
[Black "Horn, Hans Markus"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1605"]
[BlackElo "1999"]
[PlyCount "144"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 Nf6 5. e4 0-0 6. Nge2 Nc6 7. 0-0 e5 8. d3 Nh5 9. f4 exf4 10. Nxf4 Nxf4 11. Bxf4 Nd4 12. Qd2 c6 13. Bh6 Qb6 14. Rf2 Be6 15. Bxg7 Kxg7 16. Qe3 Qc5 17. Na4 Qe5 18. Re1 f6 19. Nc3 a6 20. Qd2 b5 21. b3 Rae8 22. Ne2 c5 23. Nf4 b4 24. Ref1 a5 25. Bh3 Bxh3 26. Nxh3 g5 27. Kg2 Ra8 28. Qd1 Kg6 29. Ng1 a4 30. bxa4 Qe8 31. Nf3 Nxf3 32. Rxf3 Qxa4 33. R3f2 Qxd1 34. Rxd1 Ra3 35. Rdd2 Rfa8 36. Kf3 Kf7 37. Ke3 Ke6 38. h4 h6 39. Rg2 Rc3 40. Rgf2 Ke5 41. Rf5+ Ke6 42. Rff2 Rca3 43. Rb2 gxh4 44. gxh4 Rg8 45. Rg2 Rxg2 46. Rxg2 h5 47. Rd2 Ra8 48. Rg2 Ke5 49. Rg7 Ke6 50. Rg2 Ra3 51. Rf2 Rc3 52. Rg2 Rc1 53. Rh2 Rg1 54. Rf2 Rh1 55. Rf4 Rh2 56. Rf2 Rxh4 57. Kd2 Rg4 58. Rh2 Rg5 59. Kc2 Ke5 60. Rh3 Kd4 61. Kb3 h4 62. Rxh4 Kxd3 63. a3 bxa3 64. Kxa3 Re5 65. Rf4 Rxe4 66. Rxf6 Kxc4 67. Rxd6 Kc3 68. Rh6 Re3 69. Rh2 c4 70. Ka2 Rd3 71. Kb1 Rd1+ 72. Ka2 Rd2+ 0-1

[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.27"]
[Round "2"]
[White "Harsch, Lars"]
[Black "Siebel, Jan"]
[Result "0-1"]
[ECO "B34"]
[PlyCount "112"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Nb3 Nf6 7. Be3 0-0 8. Qd2 Re8 9. 0-0-0 d6 10. f4 Be6 11. h3 h5 12. Be2 Bxb3 13. cxb3 Rc8 14. Kb1 Qa5 15. Bb5 Nxe4 16. Nxe4 Qxb5 17. Nc3 Qa5 18. g4 Rc7 19. gxh5 Qxh5 20. Qd5 Qxd5 21. Nxd5 Rd7 22. h4 e6 23. Nc3 d5 24. Nb5 d4 25. Na3 Red8 26. Bf2 Rd5 27. Rd2 Rf5 28. Bg3 Bh6 29. Rf2 Ne7 30. Rd1 d3 31. Nc4 Rfd5 32. Ne3 Rd4 33. Ng4 Kg7 34. Ne5 Nf5 35. Nf3 Nxg3 36. Nxd4 Rxd4 37. Rf3 Bxf4 38. Rdxd3 Rxd3 39. Rxd3 b6 40. Kc2 e5 41. Kd1 e4 42. Rd7 a5 43. Rb7 Be3 44. a3 Kf6 45. b4 axb4 46. a4 Bd4 47. b3 e3 48. Rc7 e2+ 49. Ke1 Bc3+ 50. Rxc3 bxc3 51. b4 c2 52. a5 c1Q+ 53. Kf2 e1Q+ 54. Kf3 Qce3+ 55. Kg4 Q1e2+ 56. Kh3 Nf5# 0-1

[Event "St Leon Rot op"]
[Site "St Leon Rot"]
[Date "2011.12.27"]
[Round "1"]
[White "Siebel, Jan"]
[Black "Kopp, Bjoern"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1605"]
[BlackElo "2142"]
[PlyCount "50"]
[EventDate "2011.12.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. d3 Nf6 5. Nc3 Bb4 6. e3 Bxc3+ 7. bxc3 d6 8. Rb1 0-0 9. Ne2 Qe8 10. 0-0 b6 11. a4 Rb8 12. Ba3 Bd7 13. Qc2 Na5 14. Qa2 c5 15. Rb2 e4 16. dxe4 Nxe4 17. f3 Nxc3 18. Nxc3 Qxe3+ 19. Kh1 Qxc3 20. Rc2 Qb3 21. Bc1 Bxa4 22. Qxb3 Bxb3 23. Rc3 Bxc4 24. Rd1 d5 25. f4 Rbd8 0-1

