[Event "Mittelfrank Regionalliga Nord-West 2223"]
[Site "Mittelfranken"]
[Date "2023.03.05"]
[Round "7.5"]
[White "Deissenberger, Thomas"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1869"]
[BlackElo "1954"]
[PlyCount "92"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Stetten"]
[BlackTeam "Hof PTSV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bd3 Bd6 8. 0-0 0-0 9. Re1 Bg4 10. Bg5 h6 11. Bh4 g5 12. Bg3 Bxg3 13. hxg3 Nc6 14. c3 Qd6 15. Nbd2 Rfe8 16. Qc2 b6 17. Bb5 Re6 18. Rxe6 Bxe6 19. Re1 Nb8 20. Ne5 c6 21. Bd3 c5 22. Bf5 cxd4 23. Bxe6 Qxe6 24. Nef3 Qd7 25. Nxd4 Nc6 26. Qf5 Qxf5 27. Nxf5 Kh7 28. f3 Kg6 29. Ne7+ Nxe7 30. Rxe7 Re8 31. Rxe8 Nxe8 32. Kf2 Nd6 33. g4 f5 34. gxf5+ Kxf5 35. Ke3 h5 36. b3 Ke5 37. Nf1 Nf5+ 38. Kd3 Kf4 39. Ke2 Ng3+ 40. Nxg3 Kxg3 41. Kf1 b5 42. b4 h4 43. Kg1 h3 44. gxh3 Kxf3 45. Kh2 Kf2 46. h4 g4 0-1

[Event "Mittelfrank Regionalliga Nord-West 2223"]
[Site "Mittelfranken"]
[Date "2022.11.27"]
[Round "3.6"]
[White "Sieber, Heiko"]
[Black "Kuespert, Helmut"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1954"]
[BlackElo "1887"]
[PlyCount "77"]
[EventDate "2022.10.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hof PTSV"]
[BlackTeam "Marktleuthen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. c3 b6 4. d4 Bb7 5. Bd3 c4 6. Bc2 Qc7 7. a4 Nc6 8. Na3 Na5 9. Nb5 Qb8 10. Qe2 a6 11. Na3 Qc7 12. Ne5 Rc8 13. Bf4 d6 14. Ng4 Be7 15. f3 Nf6 16. h4 Nh5 17. Bh2 Bxh4+ 18. Kf1 Bg3 19. Kg1 Bxh2+ 20. Rxh2 Nf4 21. Qe3 e5 22. g3 Ng6 23. f4 Qd7 24. f5 exd4 25. Qxd4 Ne5 26. Nxe5 dxe5 27. Qxe5+ Qe7 28. Qxg7 Kd7 29. Rxh7 Rcg8 30. Qd4+ Kc7 31. Rxh8 Rxg3+ 32. Kh2 Nc6 33. Qf2 Rg5 34. Qf4+ Ne5 35. Nxc4 f6 36. Nxe5 fxe5 37. Qh4 Qf6 38. Rg1 Qg7 39. Rxg5 1-0

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "4"]
[White "Boos, Markus"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1995"]
[BlackElo "1887"]
[PlyCount "131"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 g6 4. d3 Bg7 5. 0-0 Nf6 6. Nbd2 0-0 7. e4 dxe4 8. dxe4 Bg4 9. h3 Bxf3 10. Qxf3 Nbd7 11. Qe2 e6 12. a3 Nb6 13. e5 Nfd5 14. c4 Ne7 15. Nb3 Qc7 16. Bg5 Nf5 17. Bf6 Nd7 18. Bxg7 Kxg7 19. g4 Ne7 20. f4 Rad8 21. Rad1 Nb6 22. Nc5 Nd7 23. Ne4 Nb6 24. b3 Rxd1 25. Rxd1 Rd8 26. Rd6 Nec8 27. Rd2 Rxd2 28. Qxd2 Qd7 29. Kf2 Qxd2+ 30. Nxd2 a5 31. Ke3 Kf8 32. Kd4 Ke7 33. Ne4 Nd7 34. b4 axb4 35. axb4 Ndb6 36. Nc5 f6 37. Nxb7 fxe5+ 38. fxe5 Kd7 39. Na5 Na7 40. Kc5 Na4+ 41. Kd4 Kc7 42. h4 Nb2 43. Bf3 h6 44. g5 hxg5 45. hxg5 Kb6 46. Kc3 Na4+ 47. Kb3 Nc5+ 48. bxc5+ Kxa5 49. Be4 Nc8 50. Bxg6 Ne7 51. Bf7 Nf5 52. Bxe6 Ng7 53. Bf7 Ka6 54. e6 Kb7 55. e7 Kc7 56. e8Q Nxe8 57. Bxe8 Kd8 58. Bxc6 Ke7 59. Bd5 Kf8 60. c6 Kg7 61. c7 Kf8 62. c8Q+ Ke7 63. Qe6+ Kd8 64. Qf7 Kc8 65. Bc6 Kb8 66. Qb7# 1-0

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "9"]
[White "Flach, Erich"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2018"]
[BlackElo "1887"]
[PlyCount "70"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 b6 4. Nc3 Bb7 5. Nf3 Nf6 6. 0-0 d5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Qa4 Qd7 10. a3 0-0-0 11. b4 e5 12. bxc5 Bxc5 13. d3 f6 14. Be3 Nd4 15. Qxd7+ Rxd7 16. Bxd4 Bxd4 17. Nxd4 Bxg2 18. Rfc1+ Kb7 19. Kxg2 Rxd4 20. Rc3 Rc8 21. Rac1 Rxc3 22. Rxc3 b5 23. e3 Ra4 24. Kf3 a5 25. h4 b4 26. axb4 axb4 27. Rb3 Kc6 28. Ke4 Kc5 29. f4 Ra3 30. Rb1 h5 31. fxe5 fxe5 32. Rc1+ Rc3 33. Rb1 Kb5 34. Kxe5 Rxd3 35. Kf4 b3 0-1

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "6"]
[White "Leers Fischer, Hans"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D73"]
[WhiteElo "1764"]
[BlackElo "1887"]
[PlyCount "74"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Nf6 6. d4 dxc4 7. a4 Kf8 8. Na3 h6 9. Nxc4 Nbd7 10. a5 Kg8 11. Nfe5 Nxe5 12. Nxe5 Nd5 13. Nc4 Kh7 14. e4 Nc7 15. Be3 Re8 16. Qd2 e5 17. dxe5 Qxd2 18. Bxd2 Bxe5 19. Nxe5 Rxe5 20. f4 Re8 21. Bc3 Bg4 22. h3 Be2 23. Rfe1 Bc4 24. Bf6 Bb3 25. Rac1 Ne6 26. a6 bxa6 27. Rxc6 a5 28. h4 Ng7 29. Bf3 Rac8 30. Rec1 Rxc6 31. Rxc6 Re6 32. Rc7 Rxf6 33. Rxa7 a4 34. Kf2 Rc6 35. Ke3 Rc2 36. Kd4 Rxb2 37. Bg4 Rg2 0-1

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Bashylina, Luisa"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1887"]
[BlackElo "1620"]
[PlyCount "84"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. Ng3 Bb4 8. exd5 Nxd5 9. Bd2 Nxc3 10. bxc3 Be7 11. Bd3 Nd7 12. Qe2 0-0 13. 0-0 Nc5 14. Bc4 b5 15. Bb3 Nxb3 16. cxb3 Be6 17. Rfd1 Qc7 18. Rac1 f5 19. c4 bxc4 20. bxc4 Bc5 21. Bc3 e4 22. Bd4 Rad8 23. Qb2 Bxd4 24. Rxd4 Qe5 25. Ne2 f4 26. Qc2 Rxd4 27. Nxd4 Qxd4 28. h3 e3 29. c5 f3 30. fxe3 Qxe3+ 31. Kh2 Qf4+ 32. g3 Qe3 33. Rf1 f2 34. Kg2 Bd5+ 35. Kh2 Qe1 36. Qd3 Be4 37. Qc4+ Kh8 38. Rxe1 fxe1Q 39. Qg8+ Kxg8 40. h4 Rf2+ 41. Kh3 Bf5+ 42. g4 Qe3# 0-1

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "2"]
[White "Sieber, Heiko"]
[Black "Dahl, Christoph"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1887"]
[BlackElo "2098"]
[PlyCount "48"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 c5 4. Bg2 Nc6 5. 0-0 e6 6. c3 Be7 7. Re1 0-0 8. Bg5 cxd4 9. cxd4 h6 10. Bxf6 Bxf6 11. Nc3 Qb6 12. Rb1 Nxd4 13. Nxd4 Bxd4 14. e3 Bf6 15. h4 d4 16. Ne4 Be5 17. f4 dxe3 18. Qd3 Bd4 19. Rbd1 e2+ 20. Qxd4 exd1Q 21. Rxd1 Rd8 22. Nd6 Rxd6 23. Qxb6 Rxd1+ 24. Kf2 axb6 0-1

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Schulz, Michael"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1887"]
[BlackElo "1929"]
[PlyCount "37"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. Bf4 d5 4. e3 Nc6 5. c3 e6 6. Bd3 Bd6 7. Bg3 b6 8. 0-0 Bb7 9. Nbd2 0-0 10. a3 Qe7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Bxg3 14. hxg3 cxd4 15. Nxd4 Nxd4 16. Qxd4 Rfd8 17. Qe3 Bxe4 18. Qxe4 Rd2 19. Qxa8+ 1-0

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "8"]
[White "Sieber, Heiko"]
[Black "Wagner, Margarethe"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1887"]
[BlackElo "1694"]
[PlyCount "65"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Bd3 d6 6. c3 Nbd7 7. Nbd2 Re8 8. Bg3 e5 9. Bc2 b6 10. 0-0 Bb7 11. Re1 exd4 12. exd4 Bd5 13. Bb3 Bxb3 14. Qxb3 a5 15. Qb5 Nf8 16. Qc6 Rxe1+ 17. Rxe1 Ne6 18. Qc4 Qd7 19. Bh4 b5 20. Qd3 Nf4 21. Qb1 Qg4 22. Bg3 N4h5 23. Re7 Nxg3 24. hxg3 c5 25. dxc5 Nd5 26. Re4 Qd7 27. cxd6 Qxd6 28. Qd3 Rd8 29. Qxb5 Rb8 30. Re8+ Rxe8 31. Qxe8+ Bf8 32. Ne4 f5 33. Nxd6 1-0

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "1"]
[White "Weller, Manuel"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2159"]
[BlackElo "1887"]
[PlyCount "78"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 c5 2. g3 b6 3. Bg2 Nc6 4. Nf3 g6 5. d4 cxd4 6. Nxd4 Bb7 7. 0-0 Bg7 8. e3 Nf6 9. Nc3 0-0 10. b3 Rb8 11. Nde2 d6 12. Bb2 Qd7 13. Qd2 Ne5 14. Nd5 Nxd5 15. cxd5 Qf5 16. Nd4 Qh5 17. f4 Ng4 18. h3 Nf6 19. Nc6 Bxc6 20. g4 Qh4 21. dxc6 Qg3 22. Rac1 Rbc8 23. b4 b5 24. Bd4 a6 25. Rc3 Ne4 26. Qd3 Nxc3 27. Bxc3 Bxc3 28. Qxc3 Rc7 29. Rf3 Qh4 30. e4 Qf6 31. e5 Qe6 32. Re3 d5 33. Rd3 Rd8 34. Qd4 Qxc6 35. Bxd5 Qc1+ 36. Rd1 Qxd1+ 37. Qxd1 e6 38. Qb3 Rxd5 39. Qd3 Rxd3 0-1

[Event "GER-ch Net Amateur Gr-A Vor3"]
[Site "Playchess.com INT"]
[Date "2020.04.16"]
[Round "7"]
[White "Zielinski Backens, Werner"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1634"]
[BlackElo "1887"]
[PlyCount "172"]
[EventDate "2020.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 cxd4 5. exd4 Nc6 6. Bd3 Bg4 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 a6 10. Nf3 Nc6 11. Nbd2 Bg4 12. Ne5 Bh5 13. 0-0 Bg6 14. Nxg6 hxg6 15. Nf3 e6 16. Qb3 Qd7 17. Rfe1 Na5 18. Qd1 Bd6 19. Ne5 Qc7 20. Qe2 0-0-0 21. Rac1 Nh5 22. Be3 Bxe5 23. dxe5 Qxe5 24. Bb6 Qxe2 25. Bxe2 Nc6 26. Bxd8 Rxd8 27. g3 Nf6 28. h4 Kc7 29. f3 Nd7 30. Kg2 Nc5 31. Rh1 Rh8 32. Rb1 Ne5 33. b3 Nc6 34. Bd1 Nd7 35. a4 Nc5 36. b4 Nd7 37. b5 axb5 38. axb5 Nce5 39. Be2 Nb6 40. Rhc1 Nec4 41. Bxc4 Nxc4 42. Re1 Nd6 43. b6+ Kc6 44. Rec1 Ra8 45. Ra1 Rc8 46. Ra4 Kxb6 47. Rb4+ Kc6 48. Kf2 Ra8 49. Rcb1 Ra2+ 50. Ke3 Rc2 51. Kd3 Rf2 52. Rb6+ Kc7 53. Ke3 Rg2 54. Kf4 f6 55. R6b2 e5+ 56. Kg4 Nf7 57. Rxg2 f5+ 58. Kh3 g5 59. Rgb2 Nd6 60. h5 d4 61. cxd4 exd4 62. Rc2+ Kd7 63. Rbc1 Ke6 64. Rc7 g4+ 65. fxg4 fxg4+ 66. Kxg4 d3 67. Kf3 Nf5 68. Ke4 Nxg3+ 69. Kxd3 Nxh5 70. Rg1 Nf6 71. Rxb7 Nd5 72. Rgxg7 Nf4+ 73. Ke3 Nd5+ 74. Ke4 Nf6+ 75. Kf4 Nd5+ 76. Kg4 Nf6+ 77. Kg5 Ne4+ 78. Kf4 Nd6 79. Rg6+ Kd5 80. Rb6 Nc4 81. Rg5+ Kd4 82. Rb4 Kc3 83. Rxc4+ Kxc4 84. Ke3 Kc3 85. Re5 Kc4 86. Rd5 Kxd5 1/2-1/2

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "8"]
[White "Haack, Kevin"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1630"]
[BlackElo "1856"]
[PlyCount "106"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. a3 a6 6. Rb1 Nf6 7. b4 cxb4 8. axb4 0-0 9. d4 d6 10. e3 Bg4 11. Nge2 Qd7 12. 0-0 Bh3 13. Bxh3 Qxh3 14. Nf4 Qd7 15. b5 axb5 16. Rxb5 Na5 17. Qd3 Rfc8 18. Rb4 e5 19. Nfd5 exd4 20. exd4 Nxd5 21. Nxd5 Nc6 22. Rb1 Nxd4 23. Nb6 Qc6 24. f3 Qc5 25. Be3 Ra3 26. Qd2 Rxe3 27. Nxc8 Nxf3+ 28. Rxf3 Rxf3+ 29. Kg2 Rc3 30. Nxd6 Be5 31. Ne4 Qc6 32. Qe2 Rxc4 33. Re1 f5 34. Qa2 fxe4 35. Rd1 Kf8 36. Qa8+ Qc8 37. Qxc8+ Rxc8 38. Re1 Rc4 39. Kg1 b5 40. Rb1 b4 41. Kf1 Ke7 42. Ke2 Kd6 43. Ke3 Kd5 44. Rd1+ Bd4+ 45. Ke2 b3 46. Rb1 Rc2+ 47. Ke1 Kc4 48. Kd1 Kc3 49. g4 e3 50. g5 Be5 51. h4 b2 52. h5 Bg3 53. Rxb2 e2# 0-1

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "5"]
[White "Lieberwirth, Kasimir"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1894"]
[BlackElo "1856"]
[PlyCount "63"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 g6 4. Nf3 Bg7 5. c4 0-0 6. Nc3 c6 7. h3 Qa5 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxd5 cxd5 11. 0-0 Nc6 12. Qb3 e6 13. Rfc1 Bd7 14. Qxb7 e5 15. dxe5 Qd8 16. Nxd5 Rb8 17. Qa6 Rxb2 18. Rxc6 Bxc6 19. Qxc6 Qa5 20. Nf6+ Kh8 21. Qc4 h6 22. Nd7 Rd8 23. Qxf7 Rb7 24. e6 Rbxd7 25. exd7 Bxa1 26. Nd4 Bxd4 27. exd4 Qf5 28. Be5+ Qxe5 29. dxe5 h5 30. e6 g5 31. e7 Rg8 32. e8Q 1-0

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "6"]
[White "Meschke, Andreas"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1601"]
[BlackElo "1856"]
[PlyCount "132"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nc5 7. Nc3 c6 8. Bf4 d5 9. 0-0-0 Bg4 10. Qxe7+ Bxe7 11. Be2 Ne6 12. Be5 Nd7 13. Bg3 0-0 14. Rhe1 Bf6 15. h3 Bh5 16. Bd6 Rfe8 17. g4 Bg6 18. Bf1 h5 19. Bg2 Ng5 20. Kb1 d4 21. Nxg5 dxc3 22. Ne4 Bxe4 23. Bxe4 hxg4 24. hxg4 cxb2 25. Rh1 g6 26. Rh3 Kg7 27. Rdh1 Rh8 28. f4 Rxh3 29. Rxh3 Bd4 30. f5 Re8 31. fxg6 fxg6 32. g5 Re6 33. Bf4 Nc5 34. Bd2 Nxe4 35. dxe4 Rxe4 36. c3 Be5 37. Kxb2 b5 38. Kc2 Rc4 39. Rd3 Kf7 40. Rd7+ Ke6 41. Rxa7 Bxc3 42. Bxc3 b4 43. Kb3 Rxc3+ 44. Kxb4 Rg3 45. Ra5 Rg4+ 46. Kb3 Kd6 47. a3 Kc7 48. Re5 Kd6 49. Ra5 Kc7 50. Re5 Kd7 51. a4 Kc7 52. a5 Kb7 53. Ka3 Ka6 54. Re6 Rxg5 55. Rxc6+ Kxa5 56. Rc4 Kb5 57. Rb4+ Kc5 58. Ra4 Rd5 59. Ra5+ Kd4 60. Ra4+ Ke5 61. Rg4 Kf5 62. Rg2 g5 63. Kb3 g4 64. Kc4 Rd8 65. Rf2+ Kg5 66. Rg2 Kf4 0-1

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "2"]
[White "Noldt, Torsten"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1618"]
[BlackElo "1856"]
[PlyCount "137"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 c5 4. b4 cxb4 5. a3 bxa3 6. Bxa3 Nc6 7. Bg2 e5 8. Bxf8 Kxf8 9. 0-0 Nge7 10. d3 g6 11. Nbd2 Kg7 12. Qb3 Rb8 13. Rfb1 h6 14. Qa3 b6 15. Ne1 Be6 16. Nc2 Qc7 17. Nb4 a5 18. Na6 Qd7 19. Nxb8 Rxb8 20. Rb2 Nb4 21. Qa4 Qc7 22. Qb3 f5 23. Rc1 Qc5 24. Qa3 Nec6 25. Nb3 Qd6 26. c5 bxc5 27. Nxc5 Bd5 28. Bxd5 Qxd5 29. Qb3 Qxb3 30. Rxb3 Rb5 31. Ne6+ Kf6 32. Nc7 Rb7 33. Rxc6+ Ke7 34. Nd5+ Kd7 35. Nxb4 axb4 36. Rxg6 Rb5 37. Rxh6 e4 38. dxe4 fxe4 39. Rh4 d3 40. exd3 exd3 41. Rd4+ Kc6 42. Rdxd3 Kc5 43. Rf3 Kc4 44. Kf1 Rb8 45. h4 Ra8 46. Rb1 Rb8 47. h5 Rb6 48. Rf4+ Kc3 49. h6 Rxh6 50. Rfxb4 Rh1+ 51. Ke2 Rh7 52. R1b3+ Kc2 53. Ra3 Re7+ 54. Kf3 Rf7+ 55. Kg2 Rd7 56. g4 Rd5 57. f4 Rd8 58. g5 Rd5 59. Kg3 Rd8 60. Kg4 Rd5 61. f5 Rd8 62. f6 Rd7 63. g6 Rd6 64. Kg5 Rd5+ 65. Kh6 Rd8 66. f7 Rc8 67. Kg7 Rc7 68. Kg8 Rc6 69. g7 1-0

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "1"]
[White "Rausch, Stephan"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1620"]
[BlackElo "1856"]
[PlyCount "123"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 h6 4. Bf4 g5 5. Bg3 Bg7 6. c3 Bf5 7. Nbd2 c6 8. Ne5 Nh5 9. e3 Nxg3 10. hxg3 Nd7 11. Ndf3 Qc7 12. Nxd7 Bxd7 13. Bd3 Bg4 14. Qc2 e6 15. 0-0-0 0-0-0 16. Rd2 Kb8 17. Nh2 f5 18. Nf1 f4 19. f3 Bf5 20. Bxf5 exf5 21. Qxf5 fxe3 22. Nxe3 Qxg3 23. Qg4 Qxg4 24. Nxg4 Rde8 25. Kd1 h5 26. Nf2 Kc7 27. Re2 Rxe2 28. Kxe2 Kd7 29. Kd3 Bf6 30. Re1 Re8 31. Rxe8 Kxe8 32. Ke3 Kf7 33. Nd3 Ke6 34. Nc5+ Kf5 35. Nxb7 Be7 36. Nc5 Bxc5 37. dxc5 h4 38. b4 g4 39. fxg4+ Kxg4 40. Kf2 Kf4 41. b5 Ke5 42. bxc6 Ke6 43. Kf3 Ke7 44. Kf4 Kd8 45. Ke5 Kc7 46. Kxd5 a6 47. c4 a5 48. a4 Kc8 49. Kd6 Kd8 50. Ke6 Kc8 51. Kd5 Kc7 52. Ke5 Kxc6 53. Kd4 Kc7 54. Kd5 Kd7 55. c6+ Kc7 56. Kc5 Kc8 57. Kb6 Kb8 58. c7+ Kc8 59. c5 Kd7 60. Kb7 Ke6 61. c8Q+ Ke5 62. Qh3 1-0

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "4"]
[White "Sieber, Heiko"]
[Black "Gley, Reinhard"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1856"]
[BlackElo "1650"]
[PlyCount "80"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 c5 3. c3 b6 4. d4 Bb7 5. e5 f5 6. g3 Nc6 7. Bg2 cxd4 8. cxd4 Bb4+ 9. Nc3 Nge7 10. 0-0 0-0 11. Bg5 h6 12. Bxe7 Bxe7 13. d5 exd5 14. Nxd5 Bc5 15. a3 a5 16. b4 axb4 17. axb4 Rxa1 18. Qxa1 Nxb4 19. Nxb4 Bxb4 20. Rd1 Qe7 21. Qa7 Bc6 22. Qxb6 Bc5 23. Qb3+ Kh7 24. Qc3 Be4 25. Nh4 g5 26. Nf3 d5 27. exd6 Bxd6 28. Qd4 Bc5 29. Qa4 Rd8 30. Rxd8 Qxd8 31. Ne1 Qd2 32. Nf3 Qxf2+ 33. Kh1 Bxf3 34. Qd7+ Kg6 35. Qe8+ Kf6 36. Qh8+ Ke6 37. Qc8+ Kd5 38. Qxf5+ Kc4 39. Qf7+ Kb4 40. Qxf3 Qg1# 0-1

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "9"]
[White "Sieber, Heiko"]
[Black "Leers Fischer, Hans"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1856"]
[BlackElo "1745"]
[PlyCount "53"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 Qb6 6. Bd3 Bd7 7. Bc2 Rc8 8. 0-0 cxd4 9. Nxd4 Nxe5 10. Re1 Bd6 11. Nd2 Nf6 12. N2f3 Nxf3+ 13. Qxf3 0-0 14. Qd3 e5 15. Nf5 e4 16. Qh3 Bc5 17. Qg3 Bxf5 18. Bb3 Bg6 19. Bg5 Nh5 20. Qh4 h6 21. Bd2 Qe6 22. Rad1 Qf5 23. g4 Bxf2+ 24. Qxf2 Qxg4+ 25. Kh1 Rc6 26. Rg1 Qe6 27. Be3 1-0

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Maisch, Julian"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1856"]
[BlackElo "1620"]
[PlyCount "126"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1 e6 9. Nbd2 h6 10. h3 Be7 11. g4 Bh7 12. Bg2 Qd8 13. Ne5 Nxe5 14. Bxe5 0-0 15. 0-0 Nd7 16. Bg3 Bd3 17. Re1 f5 18. f3 Bh4 19. Bxh4 Qxh4 20. b3 fxg4 21. fxg4 Qg3 22. Nf1 Qf2+ 23. Kh1 Qh4 24. Qd1 Rf2 25. e4 Raf8 26. exd5 exd5 27. Re3 Rxg2 28. Kxg2 Rf2+ 29. Kh1 Rxf1+ 30. Qxf1 Bxf1 31. Rxf1 Nf6 32. Kg2 cxb3 33. axb3 Qg5 34. Rfe1 Ne4 35. c4 Qf4 36. R1e2 Nf6 37. cxd5 Qxd4 38. Re5 Nxd5 39. Re8+ Kh7 40. R2e4 Qd2+ 41. Kf3 a5 42. R8e5 Nf6 43. Re3 b6 44. h4 Qd1+ 45. Re2 Qf1+ 46. Rf2 Qh1+ 47. Rg2 Kg8 48. g5 hxg5 49. hxg5 Qh3+ 50. Rg3 Qf1+ 51. Ke3 Qe1+ 52. Kf4 Nh5+ 53. Kf5 Nxg3+ 54. Kg4 Qxe5 55. g6 Qf5+ 56. Kxg3 b5 57. b4 a4 58. Kg2 a3 59. Kg3 a2 60. Kg2 a1Q 61. Kg3 Qaf6 62. Kg2 Q6xg6+ 63. Kh2 Qfh5# 0-1

[Event "GER-ch Net Amateur Gr-A Vor2"]
[Site "Playchess.com INT"]
[Date "2020.04.15"]
[Round "7"]
[White "Sieber, Heiko"]
[Black "Zielinski Backens, Werner"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1856"]
[BlackElo "1653"]
[PlyCount "39"]
[EventDate "2020.04.15"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 cxd4 6. exd4 Bf5 7. Bd3 Bxd3 8. Qxd3 Nh5 9. Be3 e6 10. Nbd2 Bd6 11. g3 h6 12. 0-0-0 Nf6 13. h3 a6 14. g4 Qa5 15. Kb1 Qb5 16. Qxb5 axb5 17. a3 Na5 18. Ne5 Nc4 19. Nexc4 bxc4 20. Kc2 1-0

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "8"]
[White "Gallasch, Jonas"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "2034"]
[BlackElo "1961"]
[PlyCount "100"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. Nc3 e6 6. Nf3 Nc6 7. e3 Bb4 8. Rc1 Qa5 9. Qb3 Ne4 10. Bd3 f5 11. 0-0 0-0 12. Nb5 Rf7 13. a3 Bf8 14. Bxe4 fxe4 15. Ne5 Nxe5 16. Bxe5 a6 17. Nc7 Ra7 18. Nxd5 Qxd5 19. Qxd5 exd5 20. Rxc8 b5 21. Rfc1 Rfd7 22. R8c7 Rdxc7 23. Rxc7 Rxc7 24. Bxc7 Kf7 25. f3 Ke6 26. Kf2 h5 27. Kg3 Kf5 28. h4 g6 29. Kf2 Bh6 30. g3 Bf8 31. Ke2 Be7 32. Bb6 g5 33. hxg5 Bxg5 34. Bc7 Be7 35. Bf4 Bf8 36. Kf2 Be7 37. Ke2 exf3+ 38. Kxf3 a5 39. Bc7 a4 40. Bf4 Bf8 41. e4+ dxe4+ 42. Ke3 Be7 43. Bc7 Bg5+ 44. Kf2 Kg4 45. d5 Kf5 46. Ke2 Bc1 47. d6 Ke6 48. Bb8 Bxb2 49. Ke3 Bxa3 50. Kxe4 Bxd6 0-1

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "2"]
[White "Knaak, Joachim"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1661"]
[BlackElo "1906"]
[PlyCount "106"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. e3 Bg7 6. Bd3 0-0 7. h3 b6 8. 0-0 Bb7 9. Qe2 Nbd7 10. Rd1 dxc4 11. Bxc4 e6 12. a3 Qe7 13. e4 h6 14. Bf4 Kh7 15. Rac1 Rfd8 16. Ne5 Rac8 17. Ba2 c5 18. Nxd7 Rxd7 19. dxc5 Rxd1+ 20. Rxd1 Rxc5 21. Bd6 Qe8 22. Bxc5 bxc5 23. Qc4 Qc6 24. f3 Nd7 25. Qb5 Bxc3 26. Qxc6 Bxc6 27. bxc3 Nb6 28. Rd6 Bb5 29. Bb3 Kg7 30. a4 Bxa4 31. Bxa4 Nxa4 32. Ra6 Nxc3 33. Rxa7 Kf6 34. Kf2 g5 35. Ke3 c4 36. Rc7 Nd1+ 37. Kd2 Nb2 38. Kc2 Nd3 39. Kd2 Nb2 40. Kc3 Nd1+ 41. Kxc4 Ne3+ 42. Kd4 Nxg2 43. e5+ Kg6 44. Rc2 Nf4 45. Rh2 Kf5 46. h4 Ng6 47. hxg5 hxg5 48. Re2 Nf4 49. Re4 Ng6 50. Ke3 Nxe5 51. Kf2 g4 52. Re2 Nxf3 53. Re3 e5 0-1

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "6"]
[White "Koellner, Christof"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2065"]
[BlackElo "1932"]
[PlyCount "142"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Nbd2 Bg7 5. b4 0-0 6. Bb2 c6 7. c4 b6 8. Be2 Bb7 9. 0-0 a5 10. b5 dxc4 11. Bxc4 Nd5 12. a4 Nd7 13. Bxd5 cxd5 14. Ba3 Re8 15. Rc1 Rc8 16. Qb3 Rxc1 17. Rxc1 Qb8 18. Rc3 Bf6 19. Qc2 Rc8 20. Kf1 Rxc3 21. Qxc3 g5 22. h3 h5 23. Kg1 Qc8 24. Qxc8+ Bxc8 25. Kf1 g4 26. hxg4 hxg4 27. Ne1 Bg5 28. Ke2 Kf8 29. Nd3 Ke8 30. f3 gxf3+ 31. gxf3 e6 32. Bd6 Be7 33. Bc7 Bd8 34. Bxd8 Kxd8 35. f4 f6 36. Kf3 Ke7 37. e4 dxe4+ 38. Kxe4 Bb7+ 39. Ke3 Kd6 40. Nc4+ Kc7 41. Nf2 Bd5 42. Nb2 f5 43. Nfd3 Kd6 44. Ne5 Nf6 45. Nf7+ Ke7 46. Ng5 Bb3 47. Kd3 Nd5 48. Nh3 Kf6 49. Kd2 Kg6 50. Ng5 Nxf4 51. Nf3 Kf6 52. Ne5 Ke7 53. Ned3 Nd5 54. Ne5 f4 55. Nc6+ Kd6 56. Ne5 Nf6 57. Ned3 Nd5 58. Ke2 Bc2 59. Kf3 Bxd3 60. Nxd3 Nb4 61. Nxf4 Nc2 62. Ke4 Na3 63. Kd3 e5 64. dxe5+ Kxe5 65. Ne2 Kd5 66. Nf4+ Kc5 67. Kc3 Nc4 68. Nd3+ Kd5 69. Nf4+ Kc5 70. Nd3+ Kd5 71. Nf4+ Kc5 1/2-1/2

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "4"]
[White "Schwarz, Frank"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2077"]
[BlackElo "1903"]
[PlyCount "64"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 0-0 8. Re1 Bf5 9. h3 Nd7 10. c4 c6 11. Nc3 Nxc3 12. bxc3 Bxd3 13. Qxd3 dxc4 14. Qxc4 Nb6 15. Qb3 Bf6 16. a4 Qd5 17. Qc2 Nc4 18. Bf4 a5 19. Nd2 Rfe8 20. Nxc4 Qxc4 21. Bc7 Bxd4 22. Bxa5 Be5 23. Qf5 g6 24. Qd7 Rad8 25. Qxb7 Bxc3 26. Rxe8+ Rxe8 27. Rc1 Qf4 28. Rd1 Bxa5 29. Qxc6 Re5 30. g3 Qe4 31. Qc8+ Kg7 32. Kh2 Qe2 0-1

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "7"]
[White "Sieber, Heiko"]
[Black "Commercon, Simon"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1938"]
[BlackElo "2065"]
[PlyCount "221"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. h3 a6 6. a4 0-0 7. Be3 b6 8. Bd3 Bb7 9. 0-0 c5 10. d5 e6 11. Bg5 exd5 12. exd5 Qc7 13. Bxf6 Bxf6 14. Qe2 Nd7 15. Rfe1 Kg7 16. Rab1 Ne5 17. Bc4 Nxc4 18. Qxc4 Rfe8 19. Ne4 Qd8 20. b3 Kg8 21. g4 Bg7 22. Ng3 Qd7 23. Qd3 b5 24. axb5 axb5 25. Rxe8+ Rxe8 26. c4 Ba6 27. Nd2 Be5 28. Kg2 b4 29. Re1 Bc8 30. Qe3 Kf8 31. Qh6+ Bg7 32. Rxe8+ Qxe8 33. Qe3 Qxe3 34. fxe3 Ke7 35. Kf3 Be5 36. h4 f5 37. g5 Bc3 38. Ndf1 Kf7 39. Ne2 Be5 40. Nf4 Kg7 41. Ng3 h6 42. Nge2 hxg5 43. hxg5 Bd7 44. Nc1 Kf7 45. Ncd3 Bg7 46. Ke2 Bf8 47. Kd2 Be7 48. Nh3 Bd8 49. Ke2 Be7 50. Kd2 Bf8 51. Ndf4 Bg7 52. Kd3 Be5 53. Nf2 Bc8 54. Kc2 Bd7 55. N2d3 Bg7 56. Nf2 Bf8 57. Nh1 Be7 58. Nh3 f4 59. Nxf4 Bxg5 60. Ng3 Bg4 61. Kd2 Bh4 62. Ne4 Be7 63. Nf2 Bf5 64. e4 Bd7 65. Kd3 g5 66. Ng2 Bf6 67. Ne3 Kg6 68. Nfg4 Bd4 69. Ke2 Bxe3 70. Nxe3 g4 71. Kf2 Kg5 72. Kg3 Bc8 73. Ng2 Bd7 74. Nf4 Kf6 75. Nd3 Kg5 76. Nf2 Bc8 77. Nd3 Bd7 78. e5 Bf5 79. exd6 Kf6 80. Nxc5 Kf7 81. Kf4 Bc2 82. Kxg4 Ke8 83. Kf4 Kd8 84. Ke5 Ke8 85. Na6 Bxb3 86. c5 Ba4 87. Nxb4 Kd7 88. c6+ Kd8 89. Ke6 Bb5 90. Nc2 Bf1 91. Nd4 Bh3+ 92. Ke5 Kc8 93. Nb5 Kd8 94. Kd4 Kc8 95. Kc5 Kd8 96. Kb6 Kc8 97. Na7+ Kb8 98. c7+ Ka8 99. Nb5 Bc8 100. Nd4 Bd7 101. Nc6 Bc8 102. Ne5 Bf5 103. Kc5 Kb7 104. Nc4 Bd7 105. Nb6 Bg4 106. c8Q+ Bxc8 107. Nxc8 Kxc8 108. Kc6 Kd8 109. d7 Ke7 110. Kc7 Kf6 111. d8Q+ 1-0

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "1"]
[White "Sieber, Heiko"]
[Black "Eichner, Christian"]
[Result "1/2-1/2"]
[ECO "D86"]
[WhiteElo "1918"]
[BlackElo "1614"]
[PlyCount "121"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Be3 Bg7 8. Bc4 Qa5 9. Qd2 Nc6 10. Nf3 Bg4 11. Bd5 Rd8 12. Rd1 e6 13. Bxc6+ bxc6 14. e5 Bxf3 15. gxf3 Bxe5 16. Ke2 cxd4 17. cxd4 Qxd2+ 18. Rxd2 Bf6 19. Rc1 Kd7 20. Rdc2 Rc8 21. a4 Rc7 22. a5 a6 23. h3 Rb7 24. Rxc6 Rb2+ 25. R1c2 Rxc2+ 26. Rxc2 Rc8 27. Rb2 Bd8 28. Ra2 Rc4 29. Kd3 Rb4 30. Bd2 Rb5 31. Bc3 Kc6 32. Ra4 Kd5 33. Rc4 Bxa5 34. Rc8 Bxc3 35. Kxc3 Rb7 36. Ra8 Rb6 37. Ra7 f5 38. Rxh7 e5 39. dxe5 Kxe5 40. h4 Kf4 41. h5 g5 42. Rg7 Kxf3 43. Rxg5 f4 44. Rg6 Rb7 45. h6 Rh7 46. Rf6 a5 47. Kb3 Rb7+ 48. Ka4 Rb2 49. h7 Rb8 50. Rf7 Rh8 51. Kxa5 Ke2 52. Rxf4 Rxh7 53. Kb6 Rd7 54. Kc5 Rd1 55. Rf8 Rd7 56. f4 Ke3 57. f5 Ke4 58. f6 Kf5 59. f7 Kf6 60. Rh8 Rxf7 61. Rh1 1/2-1/2

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Kahlert, Thomas"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1928"]
[BlackElo "2010"]
[PlyCount "99"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Bd3 d5 6. Nbd2 c5 7. c3 Nc6 8. 0-0 Nd7 9. Bc2 e5 10. dxe5 Ndxe5 11. Nxe5 Nxe5 12. h3 h6 13. Nf3 Nc6 14. Qd3 Bf5 15. Qd2 Be4 16. Qe2 Re8 17. Rfd1 Qb6 18. Rab1 Rad8 19. Ne1 d4 20. Bxe4 Rxe4 21. cxd4 cxd4 22. Rbc1 Rde8 23. Qd2 dxe3 24. Bxe3 Qxb2 25. Bxh6 Re2 26. Qxb2 Rxb2 27. Bxg7 Kxg7 28. Rb1 Ree2 29. Nd3 Rxb1 30. Rxb1 Rxa2 31. Rxb7 Rd2 32. Nf4 a5 33. Rc7 Ne5 34. Ra7 Nc4 35. Ne6+ Kf6 36. Nc5 Rd5 37. Ne4+ Kg7 38. h4 Ne5 39. Ng5 Rb5 40. g3 Kg8 41. Kg2 f6 42. Ne6 Rb6 43. Nd4 Rd6 44. Nb5 Rd2 45. Rxa5 Nd3 46. Ra8+ Kg7 47. Ra7+ Kg8 48. Ra8+ Kg7 49. Ra7+ Kg8 50. Ra8+ 1/2-1/2

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Kleeschaetzky, Rainer"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1913"]
[BlackElo "2059"]
[PlyCount "82"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. Bf4 Nf6 4. e3 Bg4 5. Bd3 Nbd7 6. h3 Bh5 7. Nbd2 e6 8. c3 Be7 9. Qc2 Bg6 10. Ne5 Nxe5 11. Bxe5 Bxd3 12. Qxd3 0-0 13. 0-0 Nd7 14. Bg3 Qb6 15. b4 a5 16. a3 Qa6 17. Qxa6 Rxa6 18. Nb3 axb4 19. axb4 Rfa8 20. Rxa6 Rxa6 21. Ra1 Rxa1+ 22. Nxa1 f6 23. f4 Kf7 24. Nb3 Bd8 25. Kf2 b6 26. Ke2 g6 27. Bf2 h6 28. g3 g5 29. g4 Kg6 30. Bg3 f5 31. Kf3 Nf6 32. Nd2 Ne4 33. h4 gxh4 34. Nxe4 dxe4+ 35. Kg2 hxg3 36. Kxg3 fxg4 37. Kxg4 h5+ 38. Kg3 h4+ 39. Kg4 b5 40. Kh3 Kf7 41. Kg4 Ke8 0-1

[Event "GER-ch Net Amateur Gr-A Vor1"]
[Site "Playchess.com INT"]
[Date "2020.04.14"]
[Round "9"]
[White "Sieber, Heiko"]
[Black "Wichmann, Cliff"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1981"]
[BlackElo "2109"]
[PlyCount "118"]
[EventDate "2020.04.14"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 a6 6. Nbd2 Bg4 7. Be2 e6 8. 0-0 Bxf3 9. Bxf3 cxd4 10. exd4 Bd6 11. Bxd6 Qxd6 12. Re1 0-0 13. Qe2 b5 14. a3 a5 15. Qd3 b4 16. axb4 axb4 17. Nb3 bxc3 18. bxc3 Ra3 19. Rxa3 Qxa3 20. Nc5 Rb8 21. h3 h6 22. Qe3 Nd8 23. g4 Rb2 24. h4 Rc2 25. Rd1 Rxc3 26. Rd3 Qc1+ 27. Qxc1 Rxc1+ 28. Kg2 Nc6 29. Nb3 Rc2 30. Bd1 Rb2 31. Nc5 Rb4 32. Nb3 Ne4 33. f3 Nd6 34. Kf2 g6 35. Ke3 Nc4+ 36. Ke2 Nb2 37. Bc2 Nxd3 38. Kxd3 Rc4 39. Kd2 Nxd4 40. Nxd4 Rxd4+ 41. Ke3 Rc4 42. Bd3 Rc7 43. Kd4 Kg7 44. g5 hxg5 45. hxg5 Rc1 46. Ke3 e5 47. Bb5 Rc3+ 48. Ke2 Rb3 49. Bc6 d4 50. Bd5 Re3+ 51. Kd2 f6 52. gxf6+ Kxf6 53. Bb7 Kg5 54. Bd5 Kf4 55. Bc6 g5 56. Bd5 Rxf3 57. Bc6 g4 58. Bd5 g3 59. Ke2 e4 0-1

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.30"]
[Round "8"]
[White "Stabolewski, Andreas"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2092"]
[BlackElo "1949"]
[PlyCount "17"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. e4 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. c5 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.29"]
[Round "6"]
[White "Dobierzin, Olaf"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2056"]
[BlackElo "1949"]
[PlyCount "70"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[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 Be7 9. Bxf6 Bxf6 10. Nc4 Be7 11. Nd5 b5 12. Nxe7 Kxe7 13. Ne3 Be6 14. c3 Qb6 15. Be2 b4 16. 0-0 bxc3 17. bxc3 Qa5 18. Qd3 Rhd8 19. Nd5+ Kf8 20. Rfd1 Bxd5 21. exd5 Ne7 22. Qxh7 Qxc3 23. Qh8+ Ng8 24. Bd3 g6 25. Rac1 Qa5 26. h4 Rac8 27. Rxc8 Rxc8 28. h5 Qa4 29. Rb1 gxh5 30. Bh7 Qg4 31. Bxg8 Qxg8 32. Qh6+ Ke8 33. Qxd6 Qg5 34. Rb8 Qc1+ 35. Kh2 Qf4+ 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.29"]
[Round "7"]
[White "Sieber, Heiko"]
[Black "Boehm, Christian"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "1949"]
[BlackElo "2090"]
[PlyCount "20"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 a5 8. h3 Na6 9. Be3 Nc5 10. Nd2 Nfd7 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.28"]
[Round "4"]
[White "Held, Carsten"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2082"]
[BlackElo "1949"]
[PlyCount "47"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. d3 f6 4. b4 e5 5. Qb3 a5 6. b5 Nd7 7. Ba3 Bxa3 8. Qxa3 b6 9. g3 Bb7 10. Nbd2 Nc5 11. Nb3 Nxb3 12. Qxb3 Qd6 13. Bh3 Ne7 14. 0-0 g5 15. c5 Qxc5 16. Rac1 Qd6 17. Be6 Nd5 18. Bg4 h5 19. Bf5 Nc3 20. Rfe1 Bd5 21. Bg6+ Kd8 22. Qb2 Nxa2 23. Rc2 Nc3 24. Nd2 0-1

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.28"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Schmuecker, Marcus"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1949"]
[BlackElo "2210"]
[PlyCount "122"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 c6 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 d5 8. b3 Ba6 9. cxd5 cxd5 10. Bb2 Nc6 11. Rc1 Rc8 12. a3 Na5 13. Nd2 Qd7 14. Re1 Rfd8 15. e3 Rc7 16. Bf1 Bxf1 17. Kxf1 Rdc8 18. b4 Nc4 19. Nxc4 Rxc4 20. Qd3 b5 21. Red1 Bd8 22. Nb1 Ne4 23. Nd2 Nxd2+ 24. Qxd2 f5 25. h4 h6 26. Kg2 Be7 27. Rxc4 bxc4 28. Bc3 Kf7 29. Qc2 Rb8 30. Ra1 Bd6 31. Rb1 g6 32. Qd1 Rb6 33. Qc2 Ra6 34. Ra1 Qa4 35. Qc1 Qb3 36. Qb2 Qxb2 37. Bxb2 Ke8 38. Kf3 Kd7 39. Ke2 Ra4 40. Kd2 Kc6 41. Kc2 Kb5 42. f4 a5 43. bxa5 Rxa5 44. Bc1 Ka4 45. Bd2 Rb5 46. Bb4 Bc7 47. h5 Rb8 48. hxg6 Rg8 49. Rh1 Rxg6 50. Rh3 Ba5 51. Bf8 Be1 52. Bxh6 Rxg3 53. Rxg3 Bxg3 54. Bf8 Bf2 55. Kd2 Kb3 56. Bb4 Bh4 57. Ba5 Be7 58. a4 Kxa4 59. Bb6 Kb3 60. Bc5 c3+ 61. Kd3 Bxc5 0-1

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.27"]
[Round "2"]
[White "Greiner, Timo"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "2086"]
[BlackElo "1949"]
[PlyCount "73"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. 0-0 0-0 6. d3 d6 7. Bg5 h6 8. Bh4 Bg4 9. Bxc6 bxc6 10. Na4 Bb6 11. h3 Bxf3 12. Qxf3 g5 13. Bg3 Nd7 14. Nxb6 axb6 15. Qf5 Nc5 16. f3 Ne6 17. Bf2 Ng7 18. Qg4 h5 19. Qg3 f5 20. h4 fxe4 21. fxe4 gxh4 22. Qxh4 Qxh4 23. Bxh4 Rxf1+ 24. Kxf1 Ne6 25. Bf2 Kf7 26. Be3 Kg6 27. g3 c5 28. Kg2 Nd4 29. Bxd4 exd4 30. a4 c6 31. Ra3 Ra5 32. Rb3 b5 33. axb5 cxb5 34. Ra3 Rxa3 35. bxa3 Kf6 36. Kh2 Kg6 37. Kg2 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.27"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Scheitz, Michael"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "1949"]
[BlackElo "2084"]
[PlyCount "76"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 b5 7. Bb3 d6 8. h3 Na5 9. Nc3 Nxb3 10. axb3 Bb7 11. b4 c6 12. Be3 0-0 13. Ne2 Qc7 14. Ng3 Rfd8 15. Nf5 c5 16. bxc5 dxc5 17. Qe1 Bf8 18. Qc3 Nd7 19. b3 Rac8 20. Rab1 f6 21. Nd2 Bd6 22. g4 Nf8 23. f3 Ne6 24. Kh2 Bf8 25. Rf2 g6 26. Ng3 Nd4 27. Rg1 Rd7 28. Kh1 Rf7 29. f4 exf4 30. Bxf4 Bd6 31. Bxd6 Qxd6 32. Kg2 Rcf8 33. Kf1 Bc8 34. Nf3 Ne6 35. Ne2 Bb7 36. Ke1 Rd8 37. Nd2 Nd4 38. Rgf1 Rdf8 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.26"]
[Round "1"]
[White "Sieber, Heiko"]
[Black "Hundack, Rolf"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "1949"]
[BlackElo "2163"]
[PlyCount "155"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. Nc3 d6 8. b3 Nbd7 9. Bb2 a6 10. Qc2 c5 11. Rad1 Rc8 12. dxc5 Nxc5 13. Qb1 Rc7 14. Rd2 Qa8 15. Rfd1 Nce4 16. Nxe4 Bxe4 17. Qa1 b5 18. cxb5 axb5 19. Ne1 Bxg2 20. Nxg2 Rfc8 21. Bxf6 Bxf6 22. Qb1 d5 23. e3 g6 24. h4 h5 25. Nf4 Kg7 26. Kh2 Qa3 27. Ne2 Qb4 28. Nd4 Qa5 29. Qd3 b4 30. Ne2 Qa8 31. Nd4 Rc3 32. Qb1 Qb7 33. Ne2 R3c5 34. Nf4 Bc3 35. Rc2 e5 36. Ne2 d4 37. exd4 exd4 38. Nf4 Qe7 39. Re2 Qf6 40. Qd3 Re5 41. Rc1 Qd6 42. Rcc2 Rce8 43. Rxe5 Rxe5 44. Re2 Rxe2 45. Qxe2 Qf6 46. Kg2 Qc6+ 47. f3 Qc5 48. Nd3 Qa7 49. Kf2 Kh7 50. Kg1 Qd7 51. Nf4 Qd6 52. Qe4 Bd2 53. Qd5 Be3+ 54. Kf1 Qc7 55. Ne2 Qa7 56. g4 hxg4 57. fxg4 Qc7 58. Kg2 Kg7 59. Qe4 Qd8 60. Qe5+ Kg8 61. h5 Qa8+ 62. Kh2 Qxa2 63. Qe8+ Kg7 64. Qe5+ f6 65. Qc7+ Kh6 66. Qc4 gxh5 67. gxh5 Qd2 68. Kh3 Bg5 69. Qf7 Qd3+ 70. Ng3 Qc2 71. Qf8+ Kh7 72. Qe7+ Kg8 73. Qe8+ Kg7 74. Qd7+ Kg8 75. Qe8+ Kg7 76. Qd7+ Kf8 77. Qd8+ Kf7 78. Qd7+ 1/2-1/2

[Event "Regionalliga NW 1516"]
[Site "Bayern"]
[Date "2015.10.25"]
[Round "2.7"]
[White "Kuespert, Helmut"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1924"]
[BlackElo "1919"]
[PlyCount "133"]
[EventDate "2015.10.11"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Marktleuthen"]
[BlackTeam "Hof PTSV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. 0-0 d6 6. Be3 Bb6 7. Nbd2 Bg4 8. Qe1 0-0 9. h3 Be6 10. Ng5 Bxc4 11. Nxc4 Bxe3 12. Qxe3 b5 13. Nd2 Nd4 14. Rac1 h6 15. Ngf3 Ne6 16. g3 c5 17. Nh4 Kh7 18. Nf5 Ng8 19. Kh2 g6 20. Nh4 f5 21. exf5 gxf5 22. Nxf5 Rxf5 23. Qe4 Nd4 24. c3 Nf6 25. Qb7+ Kg6 26. cxd4 exd4 27. Nf3 Rxf3 28. Qxf3 Rc8 29. Rce1 Qd7 30. Re2 Re8 31. Rfe1 Rxe2 32. Qxe2 a5 33. Qe6 Qf7 34. b3 Qxe6 35. Rxe6 d5 36. Rc6 c4 37. bxc4 bxc4 38. Kg2 c3 39. Kf1 Kf7 40. Ke2 h5 41. Ra6 Nd7 42. Rxa5 Ke6 43. Ra6+ Ke5 44. f4+ Kf5 45. Rd6 Nb8 46. Rxd5+ Ke6 47. Rxd4 Nc6 48. Rc4 Kd5 49. Rxc3 Nd4+ 50. Kf2 h4 51. g4 Ne6 52. Rc4 Nd8 53. a4 Nb7 54. Rb4 Nd8 55. Ke3 Ne6 56. Rb5+ Kc6 57. Rh5 Nc7 58. d4 Kd6 59. a5 Ke6 60. a6 Kd6 61. a7 Ke6 62. Ra5 Na8 63. Ke4 Kd6 64. f5 Kc6 65. f6 Kd7 66. Kf5 Kc7 67. f7 1-0

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.07"]
[Round "6"]
[White "Loew, Gerald"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2185"]
[BlackElo "2021"]
[PlyCount "45"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 Nc6 4. Nc3 Be7 5. Nf3 d5 6. cxd5 Nxd5 7. Nxe5 Nxe5 8. Nxd5 Bd6 9. d4 Ng6 10. 0-0 h5 11. e4 h4 12. e5 hxg3 13. fxg3 Bf8 14. Nf4 Nxf4 15. Bxf4 c6 16. d5 Qb6+ 17. Kh1 Bd7 18. e6 fxe6 19. dxe6 Bxe6 20. Qe2 Kd7 21. Rad1+ Bd5 22. Bxd5 cxd5 23. Rxd5+ 1-0

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.07"]
[Round "7"]
[White "Sieber, Heiko"]
[Black "Zeitler, Hans Juergen"]
[Result "0-1"]
[ECO "A89"]
[WhiteElo "2021"]
[BlackElo "1928"]
[PlyCount "62"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. Nf3 0-0 7. 0-0 Nc6 8. d5 Ne5 9. Nd2 g5 10. f4 gxf4 11. gxf4 Neg4 12. Nb3 Qe8 13. Qd3 Bd7 14. h3 Nh6 15. Nd4 Kh8 16. Ncb5 Qc8 17. Kh2 a6 18. Nc3 Qe8 19. Bf3 Qf7 20. Rg1 Rg8 21. b3 Nfg4+ 22. hxg4 fxg4 23. Rg3 Qh5+ 24. Kg2 gxf3+ 25. Nxf3 Nf5 26. Rg5 Bf6 27. Bb2 Rxg5+ 28. fxg5 Qg4+ 29. Kf1 Qg3 30. Rb1 Ne3+ 31. Qxe3 Bh3# 0-1

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.06"]
[Round "4"]
[White "Schroeder, Stefan"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1823"]
[BlackElo "2021"]
[PlyCount "120"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Bd6 5. Nbd2 Nbd7 6. 0-0 0-0 7. c3 e5 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 h6 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Qxd8 Rxd8 14. f4 Bf6 15. Bf3 c6 16. Be3 Be6 17. Rfd1 Rxd1+ 18. Bxd1 Bd5 19. Kf2 a5 20. Bf3 Be6 21. a3 Kf8 22. Rd1 Ke8 23. Bc5 Bb3 24. Rd2 g6 25. Bg4 Bh4+ 26. g3 f5 27. Bxf5 Bxg3+ 28. hxg3 gxf5 29. Re2+ Kd8 30. Re5 Bc2 31. Re7 b6 32. Rh7 Ra6 33. Be3 a4 34. Rxh6 Kc7 35. Bd4 Ra8 36. Rh7+ Kd6 37. Bxb6 Kd5 38. Rd7+ Kc4 39. Rd4+ Kb3 40. Rb4+ Ka2 41. Bd4 Rc8 42. Rb6 c5 43. Be5 c4 44. Ke3 Rg8 45. Kd4 Bb3 46. Bd6 Rxg3 47. Ke5 Bc2 48. Rb4 Re3+ 49. Kd4 Re4+ 50. Kc5 Bb3 51. Rb5 Kxb2 52. Kc6 Kxc3 53. Rxf5 Kb2 54. Rc5 Re6 55. f5 Rxd6+ 56. Kxd6 c3 57. Re5 c2 58. Re2 Kxa3 59. Re1 Kb2 60. f6 a3 0-1

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.06"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Grafe, Wilhelm"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2021"]
[BlackElo "2213"]
[PlyCount "159"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 d6 6. Be2 Nc6 7. Bg5 h6 8. Be3 Ng4 9. Qd2 Nxe3 10. fxe3 e5 11. d5 Nb8 12. 0-0 a5 13. a3 a4 14. Bd1 Bd7 15. Bc2 c5 16. Rf2 Qa5 17. Bd3 Na6 18. Raf1 Nc7 19. Qe2 Rab8 20. Nd2 Qb6 21. Nd1 Qa5 22. h3 b5 23. cxb5 Nxb5 24. Nc4 Qc7 25. Rf3 Na7 26. Qf2 Bb5 27. Qc2 Nc8 28. R1f2 Bd7 29. Nc3 Qa7 30. g4 Rb7 31. Qd1 Rb8 32. Qf1 Be8 33. Kh1 Ra8 34. Kh2 Qc7 35. Rg2 Qe7 36. Qe1 Bf6 37. Qd1 Bh4 38. Bc2 Qa7 39. Rf1 Qa6 40. Bd3 Qb7 41. Qf3 Bd8 42. Qf2 Qe7 43. Rg3 Kg7 44. Rf3 Rh8 45. Bc2 Rf8 46. Qe2 Qb7 47. Bd3 Qe7 48. Qc2 Qb7 49. Kg3 Qe7 50. Qd1 Qh4+ 51. Kg2 Qe7 52. Bc2 Qd7 53. Kg3 Rh8 54. Bxa4 Rxa4 55. Nxa4 h5 56. g5 h4+ 57. Kh2 Rh5 58. Nc3 Rxg5 59. Rg1 Qe7 60. a4 Qa7 61. b3 Qb7 62. Rgf1 Qb4 63. Nb5 Be7 64. Nc7 Bxa4 65. Rxf7+ Kh6 66. bxa4 Qxc4 67. Qf3 Qa2+ 68. Rf2 Qb1 69. Rf1 Qc2+ 70. Qf2 Qxe4 71. Rxe7 Rf5 72. Qg2 Qxg2+ 73. Kxg2 Nxe7 74. a5 Rxf1 75. Kxf1 Nc8 76. Kg2 e4 77. Nb5 c4 78. Nc3 Na7 79. a6 g5 80. Nxe4 1-0

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.05"]
[Round "2"]
[White "Drees, Martin"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "C47"]
[BlackElo "2021"]
[PlyCount "125"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. a3 Bc5 5. Nxe5 Nxe5 6. d4 Bd6 7. f4 Ng6 8. e5 Be7 9. f5 Ng8 10. fxg6 hxg6 11. g3 d6 12. Bc4 dxe5 13. Qf3 f5 14. dxe5 Qd4 15. Bb5+ Kf7 16. Be3 Qxe5 17. 0-0-0 c6 18. Bf4 Qf6 19. Bc4+ Be6 20. Bxe6+ Qxe6 21. Rhe1 Qc8 22. h4 Nf6 23. Bg5 Rd8 24. Rd3 Rxd3 25. Qxd3 b5 26. Ne2 Qe6 27. Qc3 Ne4 28. Nf4 Bxg5 29. hxg5 Qa2 30. Rxe4 fxe4 31. Qxc6 Qa1+ 32. Kd2 Rd8+ 33. Nd5 Kf8 34. Qe6 Rxd5+ 35. Qxd5 Qxb2 36. Qd8+ Kf7 37. Qd7+ Kf8 38. Qd8+ Kf7 39. Qd5+ Ke7 40. Qxe4+ Kd7 41. Qb7+ Ke6 42. Qe4+ Kf7 43. Qd5+ Ke7 44. Qb7+ Ke6 45. Qxa7 Kf5 46. Qc5+ Kg4 47. Qb4+ Qxb4+ 48. axb4 Kf5 49. Kd3 Ke5 50. c4 bxc4+ 51. Kxc4 Kf5 52. Kd5 Kxg5 53. b5 Kg4 54. b6 Kxg3 55. b7 g5 56. b8Q+ Kg2 57. Qb2+ Kg3 58. Qxg7 g4 59. Ke4 Kh3 60. Kf4 Kg2 61. Qxg4+ Kh1 62. Kf3 Kh2 63. Qg2# 1-0

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.05"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Sikorsky, Reinhard"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2021"]
[BlackElo "1666"]
[PlyCount "53"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 e6 5. Bg5 h6 6. Be3 d6 7. h3 0-0 8. Bd3 Nc6 9. Qd2 Kh7 10. Nge2 e5 11. d5 Nb4 12. Bb1 b6 13. g4 Ng8 14. Ng3 Bf6 15. a3 Na6 16. b4 c5 17. dxc6 Qc7 18. b5 Nc5 19. Nd5 Qd8 20. c7 Qd7 21. Bxh6 Bg7 22. Bxg7 Kxg7 23. Bc2 Bb7 24. 0-0-0 Bxd5 25. Qxd5 Qxc7 26. Qxd6 Qb7 27. Qxe5+ 1-0

[Event "Pyramiden Franken Cup"]
[Site "Fuerth"]
[Date "2014.09.04"]
[Round "1"]
[White "Sieber, Heiko"]
[Black "Milov, Leonid"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2021"]
[BlackElo "2498"]
[PlyCount "84"]
[EventDate "2014.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. a4 Bb7 5. axb5 Bxd5 6. b3 d6 7. c4 Bb7 8. Bb2 Nbd7 9. Nc3 g6 10. Nd5 Bg7 11. Nxf6+ Nxf6 12. g3 Qb6 13. Bg2 0-0 14. 0-0 a6 15. bxa6 Rxa6 16. Rxa6 Qxa6 17. Nd2 Bxg2 18. Kxg2 Qb7+ 19. Kg1 Ra8 20. Qc2 Ra2 21. Rb1 h5 22. Qd3 Ne8 23. Bxg7 Nxg7 24. h4 Ne6 25. e3 f5 26. Rd1 Kf7 27. Qb1 Qa8 28. Qd3 Qb7 29. Qb1 Ra3 30. Qc2 Qb4 31. Kf1 Qa5 32. Rb1 Qa8 33. Ke2 Qa5 34. Rb2 Nf8 35. Nb1 Ra1 36. Nc3 Nd7 37. Ra2 Rxa2 38. Nxa2 Ne5 39. Nc3 Qa8 40. Qd2 Qf3+ 41. Ke1 Qb7 42. Kd1 Qxb3+ 0-1

[Event "Regionalliga NW 1112"]
[Site "Bayern"]
[Date "2012.02.26"]
[Round "7.8"]
[White "Sieber, Heiko"]
[Black "Saring, Christoph"]
[Result "1/2-1/2"]
[ECO "A84"]
[WhiteElo "1891"]
[BlackElo "1974"]
[PlyCount "28"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Bamberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 f5 4. Bg5 Nf6 5. Ne5 Be7 6. Nc3 0-0 7. e3 c6 8. f4 Nbd7 9. Be2 Nxe5 10. dxe5 Ne4 11. Nxe4 fxe4 12. Bxe7 Qxe7 13. 0-0 Qc5 14. Qd4 Qxd4 1/2-1/2

[Event "Regionalliga NW 1112"]
[Site "Bayern"]
[Date "2011.10.23"]
[Round "2.7"]
[White "Sieber, Heiko"]
[Black "Filbry, Marc"]
[Result "1/2-1/2"]
[ECO "A59"]
[WhiteElo "1891"]
[BlackElo "1759"]
[PlyCount "55"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Bad Neustadt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4 Bxf1 8. Kxf1 Nbd7 9. g3 g6 10. Kg2 Bg7 11. Bg5 0-0 12. Qc1 Qa5 13. Bh6 Rfb8 14. Bxg7 Kxg7 15. Nf3 Qb4 16. Re1 Qxb2 17. e5 Ng4 18. Qxb2 Rxb2 19. Nd1 Rbxa2 20. Rxa2 Rxa2 21. exd6 exd6 22. h3 Nge5 23. Ng5 Rd2 24. Ne3 Nf6 25. Kf1 Nxd5 26. Ne4 Nxe3+ 27. Rxe3 Rd4 28. Nxd6 1/2-1/2

[Event "Regionalliga NW 1112"]
[Site "Bayern"]
[Date "2011.10.02"]
[Round "1.8"]
[White "Sieber, Heiko"]
[Black "Doleschal, Johannes"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "1891"]
[BlackElo "1886"]
[PlyCount "57"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Kirchenlaibach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Qf3 Nc6 8. d5 Ne5 9. Qc3 d6 10. Bg5 Bb7 11. e4 h6 12. Bxf6 Qxf6 13. Ne2 Ba6 14. f4 Nd7 15. 0-0-0 exd5 16. exd5 Rfe8 17. g3 Qg6 18. Nd4 Nc5 19. b4 Ne4 20. Qc2 Qh5 21. Bd3 Nf6 22. h3 Re3 23. g4 Nxg4 24. hxg4 Qxg4 25. Qf2 Rae8 26. b5 Bc8 27. Nc2 Rg3 28. Rhg1 Ree3 29. Nxe3 1-0

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.11"]
[Round "6"]
[White "Perner, Wolfgang"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1794"]
[BlackElo "1921"]
[PlyCount "130"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 g6 5. Bc4 Bg7 6. c3 b6 7. 0-0 Bb7 8. Re1 0-0 9. Bg5 Qd6 10. Bxd5 Qxd5 11. Bxe7 Re8 12. Bh4 Nd7 13. Nbd2 Qh5 14. Bg3 c5 15. Rxe8+ Rxe8 16. Qa4 Qd5 17. Qb3 Qf5 18. Qa4 Qe6 19. Re1 Qxe1+ 20. Nxe1 Rxe1+ 21. Nf1 Nf8 22. f3 Rc1 23. dxc5 bxc5 24. Kf2 Bd5 25. Ne3 Be6 26. Bd6 Ra1 27. a3 Ra2 28. Qc2 Nd7 29. g4 a5 30. f4 a4 31. f5 Bb3 32. Qd2 Bf6 33. Kg3 Ra1 34. Bf4 g5 35. Bc7 Nf8 36. Nd5 Bxd5 37. Qxd5 Rg1+ 38. Kh3 h5 39. Bg3 hxg4+ 40. Kxg4 Rb1 41. Qd2 Kg7 42. Qc2 Rg1 43. Qxa4 Nh7 44. Qc4 Rg2 45. b4 Rc2 46. Qxc5 Rxc3 47. Qa5 Rc4+ 48. Kf3 g4+ 49. Ke2 Ng5 50. b5 Rc5 51. Qb4 Rc2+ 52. Kd3 Rb2 53. Qxb2 Bxb2 54. a4 Nf3 55. b6 Be5 56. a5 Kf6 57. a6 Nxh2 58. Bxe5+ Kxe5 59. b7 Kxf5 60. b8Q Nf3 61. Ke3 Ne5 62. Qc8+ Kg5 63. Qg8+ Kf5 64. a7 g3 65. Qxg3 f6 1-0

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.11"]
[Round "7"]
[White "Sieber, Heiko"]
[Black "Reichel, Guenther"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1921"]
[BlackElo "1534"]
[PlyCount "26"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Bb4 5. Bg2 0-0 6. Bd2 d6 7. Qb3 Nc6 8. d5 Nd4 9. Qd1 exd5 10. Nxd5 Bxd2+ 11. Qxd2 Nc6 12. e3 Ne4 13. Qc2 Qe8 1-0

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.10"]
[Round "4"]
[White "Sieber, Heiko"]
[Black "Braun, Michael1111"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1921"]
[BlackElo "1871"]
[PlyCount "70"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. cxd5 cxd5 6. g3 e6 7. Bg2 Nc6 8. 0-0 Be7 9. Re1 b5 10. e4 dxe4 11. Nxe4 Bb7 12. Ne5 Nd5 13. Nc5 Bxc5 14. dxc5 Nxe5 15. Rxe5 Qc7 16. Qd4 0-0-0 17. Re1 Nf6 18. Bxb7+ Kxb7 19. Qc3 Rd5 20. b4 Rhd8 21. a4 Rd3 22. Qb2 bxa4 23. Rxa4 Qc6 24. Ra1 Ne4 25. Qxg7 R8d7 26. Bf4 Nxf2 27. Kxf2 Qf3+ 28. Kg1 Rd2 29. c6+ Kxc6 30. Bxd2 Rxd2 31. Rxe6+ Kd7 32. Re7+ Kxe7 33. Re1+ Kd7 34. Re7+ Kxe7 35. Qe5+ Kd7 0-1

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.10"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Hirschberg, Leander"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "1921"]
[BlackElo "1745"]
[PlyCount "87"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c5 5. Bg5 dxc4 6. Qa4+ Nc6 7. Qxc4 Nxd4 8. Nxd4 Qxd4 9. Qxd4 cxd4 10. Nb5 Nd5 11. Nxd4 Bb4+ 12. Bd2 Bxd2+ 13. Kxd2 0-0 14. Rd1 Bd7 15. Kc1 Rac8+ 16. Kb1 Bc6 17. e4 Nb6 18. f3 e5 19. Nf5 Rc7 20. Be2 g6 21. Nh6+ Kg7 22. Ng4 f6 23. Rd6 Bd7 24. Ne3 Rfc8 25. Rhd1 Kf7 26. Nc4 Nxc4 27. Bxc4+ Ke7 28. Bb3 Bb5 29. Re6+ Kf8 30. Rxf6+ Kg7 31. Rfd6 Rc5 32. a4 Bc6 33. Be6 Bxa4 34. b3 Rb5 35. Ka2 Rc2+ 36. Ka3 Bxb3 37. Bxb3 Rxg2 38. h4 Rg3 39. Rd7+ Kh6 40. Ka4 Rb6 41. Bg8 Ra6+ 42. Kb4 Rb6+ 43. Kc4 g5 44. Rxh7+ 1-0

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.09"]
[Round "2"]
[White "Sieber, Heiko"]
[Black "Lanka, Zigurds"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1921"]
[BlackElo "2423"]
[PlyCount "44"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 Bb4 7. Nde2 Nf6 8. Qd3 Nc6 9. f4 d5 10. 0-0-0 dxe4 11. Nxe4 Nd5 12. Bd2 Be7 13. N2c3 0-0 14. Nxd5 exd5 15. Ng5 g6 16. Qxd5 Bf5 17. Nxf7 Rxf7 18. Bc4 Raf8 19. a3 Bf6 20. Qc5 Bd4 21. Bxf7+ Qxf7 22. Qd6 Qa2 0-1

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.09"]
[Round "3"]
[White "Siegl, Melina"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1625"]
[BlackElo "1921"]
[PlyCount "83"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d4 c6 6. Nge2 Nbd7 7. 0-0 b5 8. Bd3 a6 9. Ne4 e6 10. Bf4 c5 11. dxc5 Nxc5 12. Nxf6+ gxf6 13. c3 Nxd3 14. Qxd3 Bb7 15. Rfd1 Rd8 16. Qe3 Rg8 17. Ng3 Bd5 18. Rd2 Be7 19. Rad1 Qxa2 20. Qb6 h5 21. Rxd5 Rxd5 22. Qc6+ Kf8 23. Bh6+ Rg7 24. Rxd5 Qxd5 25. Qxd5 exd5 26. Nf5 Bd8 27. Nxg7 Kg8 28. Nxh5 d4 29. cxd4 b4 30. b3 a5 31. Kf1 Kh7 32. Be3 f5 33. Nf4 Kg7 34. Ke2 Kf6 35. Kd3 Ke7 36. Kc4 Kd6 37. Nd5 Kc6 38. g3 Kd6 39. h4 a4 40. bxa4 b3 41. Bc1 Ba5 42. Nb4 1-0

[Event "Nuremberg LGA Cup 8th"]
[Site "Nuremberg"]
[Date "2011.09.08"]
[Round "1"]
[White "Klundt, Klaus"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2356"]
[BlackElo "1921"]
[PlyCount "108"]
[EventDate "2011.09.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 g6 5. c4 Nf6 6. Nc3 Bg7 7. Be2 Nbd7 8. 0-0 0-0 9. Re1 Re8 10. Bf4 Nh5 11. Bg5 h6 12. Be3 Nf8 13. Qd2 Kh7 14. Rad1 f5 15. Ne5 Bxe5 16. dxe5 Qxd2 17. Rxd2 Ne6 18. Bxh5 gxh5 19. Ne2 a5 20. Rd3 b6 21. c5 Ba6 22. Rc3 Bxe2 23. Rxe2 f4 24. Bd2 bxc5 25. Kf1 Reb8 26. Bc1 Rd8 27. Ke1 Rd5 28. f3 Rad8 29. Kf2 h4 30. Rc4 Rd4 31. Re4 Rxc4 32. Rxc4 Kg6 33. g3 hxg3+ 34. hxg3 fxg3+ 35. Kxg3 Kf5 36. Bxh6 Rd4 37. Rc2 Kxe5 38. Bd2 Kd6 39. Bxa5 Ra4 40. Rd2+ Kc6 41. Bc3 Rxa2 42. Re2 Kd5 43. Re5+ Kd6 44. Rh5 Nd4 45. Kf4 Ne2+ 46. Ke3 Nxc3 47. bxc3 Rc2 48. Kd3 Rf2 49. Rf5 e6 50. Rf7 Kd5 51. Ke3 Rf1 52. Rxc7 Kc4 53. Rc6 Rc1 54. Kd2 Rxc3 1/2-1/2

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.05"]
[Round "7"]
[White "Sieber, Heiko"]
[Black "Balhar, Michael"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2066"]
[BlackElo "1812"]
[PlyCount "55"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 a6 6. a4 c5 7. 0-0 Nc6 8. Nc3 cxd4 9. exd4 Be7 10. Re1 0-0 11. Bg5 Nb4 12. Qb3 Re8 13. Bxf6 gxf6 14. d5 exd5 15. Nxd5 Nxd5 16. Bxd5 Rf8 17. Rad1 Qc7 18. Rd4 Rb8 19. Rde4 Bd6 20. Rc4 Qa5 21. Qd3 Qd8 22. Rh4 f5 23. Rd4 Kg7 24. Bxf7 Bxh2+ 25. Nxh2 Qa5 26. Re7 Rxf7 27. Qg3+ Kf8 28. Rxf7+ 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.04"]
[Round "4"]
[White "Hirschmann, Jakob"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1805"]
[BlackElo "2066"]
[PlyCount "79"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Bc4 Bf5 7. Nge2 e6 8. 0-0 Qc7 9. Bf4 Bd6 10. Bxd6 Qxd6 11. Ng3 Bg6 12. f4 0-0 13. Qd2 c5 14. d5 Nc6 15. f5 exf5 16. Nxf5 Qd7 17. Qg5 Nd4 18. Nxg7 Kxg7 19. Qxf6+ Kg8 20. Bd3 Nxc2 21. Bxc2 Bxc2 22. Qg5+ Bg6 23. h4 Qd8 24. Rf6 Kg7 25. Raf1 h6 26. Qe5 Kg8 27. h5 Bh7 28. R1f3 Qe8 29. Rg3+ Kh8 30. Re6+ f6 31. Qc7 Qf7 32. Re7 Qg8 33. Rxg8+ Bxg8 34. Qf4 Bf7 35. Qxf6+ Kg8 36. Qxh6 Rfe8 37. Qg5+ Kf8 38. d6 Rad8 39. Qf6 Rxd6 40. Qxf7# 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.04"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Heinz, Friedrich"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2066"]
[BlackElo "1768"]
[PlyCount "73"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Bg4 6. Bf4 Nc6 7. e3 e6 8. Qa4 a6 9. Ne5 Qc8 10. Nxg4 Nxg4 11. Be2 Nf6 12. 0-0 Nd7 13. Rac1 Be7 14. e4 Nb6 15. Qd1 Qd8 16. exd5 Nxd5 17. Nxd5 Qxd5 18. Bf3 Qd7 19. d5 exd5 20. Bxd5 Rd8 21. Bxc6 bxc6 22. Qa4 0-0 23. Qxa6 Ra8 24. Qxc6 Qf5 25. g3 Rxa2 26. Rb1 Rc8 27. Qb7 Bf8 28. Ra1 Rxa1 29. Rxa1 h6 30. Ra8 Rxa8 31. Qxa8 Qc5 32. h4 Kh7 33. Qe8 Qe7 34. Qxe7 Bxe7 35. Bd2 h5 36. b4 Kg8 37. b5 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.03"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Nuber, Blasius"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2066"]
[BlackElo "2243"]
[PlyCount "64"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. cxd5 cxd5 6. Ne5 Nbd7 7. Qa4 e6 8. Bg5 Be7 9. e3 0-0 10. Nxd7 Bxd7 11. Qb3 b5 12. Bd3 Qa5 13. 0-0 b4 14. e4 h6 15. Bxf6 Bxf6 16. e5 Be7 17. Bb1 bxc3 18. Qc2 g6 19. bxc3 Rac8 20. Qd2 Kg7 21. Rc1 Ba3 22. Qf4 Bxc1 23. Qf6+ Kg8 24. Bxg6 Bg5 25. Bxf7+ Rxf7 26. Qg6+ Rg7 27. Qh5 Qxc3 28. Rd1 Ba4 29. Rf1 Qd3 30. g3 Qxd4 31. a3 Bb5 32. Rd1 Qxd1+ 0-1

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.03"]
[Round "2"]
[White "Strobl, Helmut"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "A39"]
[WhiteElo "1789"]
[BlackElo "2066"]
[PlyCount "70"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nc6 5. Nc3 Nf6 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Rb8 11. e4 Nd7 12. Be3 Ne5 13. Qe2 Bg4 14. f3 Be6 15. Nd5 b6 16. Rad1 Bd7 17. h3 e6 18. Nb4 a5 19. Nc2 b5 20. c5 Nc4 21. cxd6 Nxb2 22. Rb1 Nc4 23. Rfd1 Be5 24. Bf4 Bxf4 25. gxf4 Qf6 26. Ne3 Nb6 27. Ng4 Qxf4 28. e5 Bc6 29. Nf6+ Kg7 30. Rbc1 Nc4 31. d7 Nxe5 32. Ne8+ Kg8 33. d8Q Rxd8 34. Rxd8 Qxc1+ 35. Rd1 Qc5+ 0-1

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.02"]
[Round "1"]
[White "Sieber, Heiko"]
[Black "Hirneise, Tobias"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "2066"]
[BlackElo "2436"]
[PlyCount "82"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 d6 6. Bg2 Nc6 7. 0-0 a6 8. Bg5 h6 9. Bd2 e5 10. d5 Nd4 11. Nxd4 exd4 12. Ne4 Re8 13. Nxf6+ Qxf6 14. Qc1 Rxe2 15. Bxh6 Bxh6 16. Qxh6 Rxb2 17. Rae1 Bf5 18. Be4 Bd7 19. Bb1 b5 20. Re4 bxc4 21. Rh4 Qg7 22. Qxg7+ Kxg7 23. Rxd4 Rab8 24. Be4 Rxa2 25. Rxc4 Bb5 26. Rb4 Bxf1 27. Rxb8 Ra1 28. f3 f5 29. Rb1 Rxb1 30. Bxb1 Bc4 31. g4 a5 32. Bc2 Bxd5 33. Kf2 Kf6 34. h4 fxg4 35. fxg4 c5 36. Ke3 g5 37. h5 Be6 38. Kf3 Bd7 39. Bd1 a4 40. Bc2 a3 41. Bb3 Be6 0-1

[Event "Regionalliga NW 0910"]
[Site "Bayern"]
[Date "2010.04.11"]
[Round "9.8"]
[White "Sieber, Heiko"]
[Black "Schmierer, Hans Joachim"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "1875"]
[BlackElo "1915"]
[PlyCount "35"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Kronach"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. dxc5 Qa5 8. Qa4 Qxc5 9. Qb5 Nbd7 10. Bd3 a6 11. Qxc5 Nxc5 12. Bc2 Bg4 13. 0-0 Bxf3 14. Rxf3 Rac8 15. Nd5 Nxd5 16. exd5 Nd7 17. Bd3 Nb6 18. Be2 1/2-1/2

[Event "Regionalliga NW 0910"]
[Site "Bayern"]
[Date "2009.11.29"]
[Round "3.8"]
[White "Sieber, Heiko"]
[Black "Zimmermann, Frank1111"]
[Result "0-1"]
[ECO "D21"]
[WhiteElo "1875"]
[BlackElo "1739"]
[PlyCount "136"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Nordhalben"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 dxc4 3. Nc3 e6 4. Nf3 c5 5. Qa4+ Bd7 6. Qxc4 cxd4 7. Nxd4 Nc6 8. Bf4 Nxd4 9. Qxd4 Bc6 10. Qc4 Qa5 11. a3 Qc5 12. Qb3 Qf5 13. Bg3 Nf6 14. f3 Rc8 15. e4 Qa5 16. Qa2 Bd7 17. Bf4 Qb6 18. Bd3 Nh5 19. Bd2 Qd4 20. Ke2 Bc5 21. Rhf1 0-0 22. g4 Nf6 23. Rad1 Bc6 24. Bf4 Qd8 25. Bc4 Qe7 26. b4 Bb6 27. Bd6 Qe8 28. Rd3 Bc7 29. Bxf8 Qxf8 30. b5 Be8 31. Rfd1 Qe7 32. Kf1 Nd7 33. R3d2 Ne5 34. Be2 Ba5 35. Nb1 Bxd2 36. Nxd2 Rc3 37. Nb1 Rc5 38. Qb2 Ng6 39. Rc1 Nf4 40. Rxc5 Qxc5 41. Qc3 Qb6 42. a4 Nh3 43. Ke1 Qg1+ 44. Kd2 Qxb1 45. Qc8 Qb4+ 46. Ke3 Qe7 47. Bf1 Qg5+ 48. Kd4 Qd2+ 49. Ke5 Qb2+ 50. Kd6 Qb4+ 51. Ke5 f6+ 52. Kxe6 Ng5+ 53. Kf5 Qe7 54. Bc4+ Kf8 55. Kf4 Nf7 56. Bd5 Nd6 57. Qa8 b6 58. Ke3 Qc7 59. Kd2 Ke7 60. Bg8 h6 61. Bd5 Bf7 62. Bc6 Bc4 63. Ke3 Bf7 64. Qh8 Nc4+ 65. Kd4 Ne5 66. Qxg7 Nxc6+ 67. bxc6 Qxh2 68. c7 Qd2# 0-1

[Event "Regionalliga NW 0910"]
[Site "Bayern"]
[Date "2009.10.18"]
[Round "1.8"]
[White "Frankenberger, Ralf"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1878"]
[BlackElo "1875"]
[PlyCount "80"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Obernau"]
[BlackTeam "Hof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Ne4 4. Bh4 c5 5. c3 Qa5 6. e3 Nc6 7. Nbd2 Bg4 8. Be2 cxd4 9. Nxd4 Bxe2 10. Qxe2 Nxd2 11. Qxd2 e6 12. 0-0 Be7 13. Nxc6 bxc6 14. Bxe7 Kxe7 15. Qd4 f6 16. Rfe1 Kf7 17. e4 e5 18. Qe3 Qb6 19. Qxb6 axb6 20. exd5 cxd5 21. Red1 Rhd8 22. Rd2 d4 23. cxd4 Rxd4 24. Rc2 Rxa2 25. Rb1 Ke6 26. Kf1 h5 27. f3 Kf5 28. Re1 h4 29. Kf2 g5 30. Ree2 g4 31. g3 gxf3 32. Re3 hxg3+ 33. hxg3 e4 34. Rb3 Rd6 35. Rb5+ Kg4 36. Rc8 e3+ 37. Kxe3 Re6+ 38. Kd3 f2 39. Rb4+ Kh3 40. Rh8+ Kg2 0-1

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.14"]
[Round "7"]
[White "Behrens, Kai"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1898"]
[BlackElo "2070"]
[PlyCount "161"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bg5 Ne4 7. e3 Qa5 8. Qb3 Nxg5 9. Nxg5 e6 10. a3 Be7 11. Nf3 a6 12. Bd3 Bf6 13. 0-0 0-0 14. Rac1 Rb8 15. Na4 Ne7 16. Nb6 Nc6 17. Rc5 Bd8 18. Rxa5 Nxa5 19. Qb4 Nc6 20. Qc5 Be7 21. Qc2 g6 22. Nxc8 Rfxc8 23. Qd2 Rd8 24. Rc1 Rd6 25. g3 Bf6 26. Ne1 e5 27. dxe5 Nxe5 28. Qb4 Re6 29. Qb3 Rd6 30. Rc5 d4 31. e4 b5 32. f4 Nd7 33. Rc7 Bd8 34. Rc1 Bb6 35. e5 Re6 36. Qc2 Nc5 37. Nf3 Rc6 38. b4 Rbc8 39. Kg2 R6c7 40. bxc5 Rxc5 41. Qxc5 Rxc5 42. Rxc5 Bxc5 43. a4 bxa4 44. Bxa6 a3 45. Bc4 Kf8 46. Ne1 Ke7 47. Nd3 Bb6 48. Kf3 Ba7 49. Ke4 Bb6 50. Nc1 Kf8 51. Ne2 Ke7 52. Nxd4 Kf8 53. h3 Ke7 54. Nc2 Bc5 55. Kd5 Bf2 56. g4 f5 57. exf6+ Kxf6 58. Nxa3 Bg3 59. Ke4 Be1 60. Nc2 Bc3 61. Nd4 Bb2 62. Nf3 Bc3 63. Ng5 Kg7 64. f5 Bb2 65. Nf3 h6 66. Nh4 gxf5+ 67. Nxf5+ Kg6 68. Kd5 Kg5 69. Ke6 Bc3 70. Bb5 h5 71. gxh5 Kxh5 72. Be8+ Kg5 73. h4+ Kg4 74. h5 Bd2 75. Kf6 Bg5+ 76. Kg6 Bd2 77. Nd4 Bf4 78. Bd7+ Kh4 79. Nf3+ Kg3 80. Ng5 Kh4 81. h6 1-0

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.13"]
[Round "6"]
[White "Sieber, Heiko"]
[Black "Rotter, Christian"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2070"]
[BlackElo "1811"]
[PlyCount "59"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Be7 6. Qc2 Nbd7 7. Bd3 a6 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bd3 h6 12. h3 c5 13. Be3 Qa5+ 14. Qc3 Qxc3+ 15. bxc3 cxd4 16. cxd4 Bb4+ 17. Ke2 0-0 18. Rab1 Be7 19. Ne5 Rd8 20. g4 Nd7 21. Be4 Nxe5 22. dxe5 Rb8 23. Rhd1 Rxd1 24. Kxd1 b5 25. Ba7 Rb7 26. Bxb7 Bxb7 27. cxb5 axb5 28. Rxb5 Bg2 29. Ke2 Bd5 30. Rxd5 1-0

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.13"]
[Round "5"]
[White "Werner, Holger"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1940"]
[BlackElo "2070"]
[PlyCount "104"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bf5 6. Bd2 c6 7. Nf3 e6 8. d5 Qc5 9. dxc6 Nxc6 10. Qe2 Bg4 11. Nb5 Rc8 12. Be3 Nd4 13. Bxd4 Qxc4 14. Nxa7 Qxe2+ 15. Kxe2 Rxc2+ 16. Kd1 Rc4 17. Nb5 Rb4 18. a4 Be7 19. Ke2 0-0 20. Rhc1 e5 21. Bc3 e4 22. Bxb4 Bxb4 23. Rc4 Ba5 24. b4 exf3+ 25. gxf3 Be6 26. Rd4 Bd8 27. a5 Be7 28. Nc7 Bc8 29. Rad1 g6 30. b5 Ne8 31. Nd5 Bd8 32. Ra1 Nd6 33. Rb4 Re8+ 34. Kf1 Bh3+ 35. Kg1 Bxa5 36. Rh4 Re5 37. Rxh3 Rxd5 38. Rxa5 Nxb5 39. f4 Rd1+ 40. Kg2 Rb1 41. Rd3 Rb4 42. f5 Kg7 43. fxg6 hxg6 44. Ra8 Nd4 45. Rb8 Kf6 46. Rd8 Ne6 47. Rf3+ Ke7 48. Rb8 Nf4+ 49. Kg3 Ne2+ 50. Kg2 Nf4+ 51. Kg3 Ne2+ 52. Kg2 Nf4+ 1/2-1/2

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.12"]
[Round "3"]
[White "Groschwitz, Isabella"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1220"]
[BlackElo "2070"]
[PlyCount "86"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 c5 5. c4 Nc6 6. Nc3 a6 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. dxc5 Qxc5 10. a3 e5 11. Bg3 Bg4 12. Be2 Rd8 13. Qb3 Qa5+ 14. Qc3 Bb4 15. Qxb4 Nxb4 16. 0-0 Nc6 17. b4 Qa4 18. Bd1 Qb5 19. h3 Be6 20. Re1 Bc4 21. Bh4 f6 22. Bc2 0-0 23. Rab1 Rfe8 24. Rbd1 Rxd1 25. Rxd1 Rd8 26. Rb1 Bd3 27. Bxd3 Rxd3 28. Kh2 Rxa3 29. Rd1 Rd3 30. Rc1 Qxb4 31. g4 Qb2 32. Rf1 Rxe3 33. Ng1 Nd4 34. Bg3 Rc3 35. Kg2 Rc1 36. Rxc1 Qxc1 37. Kh2 a5 38. Bh4 h6 39. Bg3 a4 40. Bh4 a3 41. Bg3 a2 42. Bh4 a1Q 43. Bg3 Qxg1# 0-1

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.12"]
[Round "4"]
[White "Sieber, Heiko"]
[Black "Mihl, Veronika"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2070"]
[BlackElo "1748"]
[PlyCount "53"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. g4 d5 2. Bg2 e5 3. d3 c5 4. g5 g6 5. Nc3 d4 6. Nd5 Nc6 7. c4 Bg7 8. Bd2 Nce7 9. b4 Nxd5 10. Bxd5 Ne7 11. Be4 cxb4 12. Bxb4 0-0 13. Nf3 Rb8 14. Qa4 a6 15. Qa3 Re8 16. Bd6 Ra8 17. Bxe5 Bxe5 18. Nxe5 Nf5 19. Nf3 Nd6 20. Bd5 Qe7 21. 0-0-0 Bg4 22. Rhg1 Bxf3 23. exf3 Qc7 24. Qb2 Nb5 25. Rde1 Nc3 26. Qxb7 Qa5 27. Qxf7+ 1-0

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.11"]
[Round "1"]
[White "Oberle, Marcus"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1588"]
[BlackElo "2070"]
[PlyCount "139"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 e6 6. Nf3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. Qc2 c5 10. dxc5 Nxc5 11. Rd1 Nxd3+ 12. Qxd3 Qxd3 13. Rxd3 Bb7 14. 0-0 b4 15. Ne2 Bd5 16. b3 Ne4 17. Bf4 g5 18. Be5 f6 19. Bb2 Bd6 20. Ng3 Ke7 21. Nxe4 Bxe4 22. Bxf6+ Kxf6 23. Rxd6 Bd5 24. Rd7 a5 25. Rc1 Rhc8 26. Rdc7 Rxc7 27. Rxc7 a4 28. h3 axb3 29. axb3 Ra1+ 30. Kh2 Rb1 31. Rxh7 Rxb3 32. Rh8 Ra3 33. Rb8 b3 34. Nd4 Ra2 35. Nxb3 Rxf2 36. Rf8+ Ke5 37. Rxf2 Bxb3 38. Kg3 Bd1 39. Rd2 Bh5 40. Ra2 Bd1 41. Ra5+ Kf6 42. h4 gxh4+ 43. Kxh4 Be2 44. Kg3 e5 45. e4 Bh5 46. Ra6+ Kf7 47. Rb6 Be2 48. Rb2 Bd3 49. Rd2 Bxe4 50. Re2 Bd3 51. Rxe5 Kf6 52. Kf4 Bc2 53. Rc5 Bd3 54. Rc6+ Kg7 55. g4 Bg6 56. Kg5 Bh7 57. Rc7+ Kg8 58. Kh6 Be4 59. g5 Bf5 60. g6 Be6 61. Rb7 Kf8 62. g7+ Ke8 63. Rb8+ Ke7 64. g8Q Bxg8 65. Rxg8 Kf6 66. Rf8+ Ke5 67. Kg6 Ke4 68. Kg5 Ke3 69. Kg4 Ke2 70. Rf3 1-0

[Event "Erbendorf op"]
[Site "Erbendorf"]
[Date "2009.06.11"]
[Round "2"]
[White "Sieber, Heiko"]
[Black "Wagner, Ben"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2070"]
[BlackElo "1477"]
[PlyCount "50"]
[EventDate "2009.06.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. g4 d5 2. Bg2 e5 3. d3 Bxg4 4. c4 Be6 5. Qb3 Nd7 6. cxd5 Nc5 7. Qc4 Bd7 8. Nf3 f6 9. Nc3 a6 10. a4 Bd6 11. b4 Nxa4 12. Nxa4 b5 13. Qc2 bxa4 14. Bd2 Ne7 15. e4 c6 16. dxc6 Bxc6 17. 0-0 Bb5 18. Rfd1 0-0 19. d4 exd4 20. Nxd4 Bxh2+ 21. Kxh2 Qxd4 22. Bf4 Qc4 23. Qd2 Rad8 24. Qxd8 Rxd8 25. Rxd8+ Kf7 0-1

[Event "Regionalliga NW 0809"]
[Site "Bayern"]
[Date "2009.03.29"]
[Round "9.7"]
[White "Zoeller, Bernd"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1904"]
[BlackElo "1947"]
[PlyCount "58"]
[EventDate "2008.10.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Klingenberg"]
[BlackTeam "Hof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 d6 7. h3 b5 8. Bb3 Na5 9. Bg5 h6 10. Bxf6 Bxf6 11. Nc3 c6 12. Ne2 g5 13. d4 Nxb3 14. axb3 g4 15. hxg4 Bxg4 16. dxe5 Bxf3 17. exf6 Rg8 18. g3 Qxf6 19. Qd3 Rg4 20. Rfe1 Bxe2 21. Qxe2 Rg5 22. Kg2 Qxb2 23. Qd3 Kd7 24. c4 Qe5 25. Ra2 Kc7 26. Rc1 Kb7 27. cxb5 cxb5 28. Rac2 Re8 29. Rc7+ Kb8 1-0

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.05"]
[Round "7"]
[White "Geisensetter, Franz"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2073"]
[BlackElo "2075"]
[PlyCount "123"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Bd2 Bf5 7. Nf3 e6 8. 0-0 Nbd7 9. d5 cxd5 10. Nxd5 Qd8 11. Ne3 Bg6 12. Qe1 Be7 13. Bb4 0-0 14. Rd1 Bxb4 15. Qxb4 Qb6 16. Qxb6 Nxb6 17. Bb3 Bh5 18. Rd4 Bxf3 19. gxf3 Rfd8 20. Rfd1 Rxd4 21. Rxd4 Kf8 22. Kf1 Rc8 23. c3 Ke7 24. Ke2 Rc5 25. Bc2 Rh5 26. h4 a5 27. Ng2 e5 28. Rd1 Nbd5 29. Be4 Nxe4 30. fxe4 Nf4+ 31. Nxf4 exf4 32. Rh1 Ke6 33. Kf3 Rb5 34. b3 Ke5 35. Rg1 g6 36. Rg5+ f5 37. exf5 gxf5 38. Rh5 Rc5 39. Rxh7 Rxc3+ 40. Kg2 f3+ 41. Kg3 f4+ 42. Kg4 Rc2 43. Kxf3 Rxa2 44. Rxb7 Kd4 45. h5 Ra1 46. Kxf4 Rh1 47. Rb5 Kc3 48. f3 Rh4+ 49. Kg5 Rh3 50. f4 Rg3+ 51. Kf6 Kd4 52. h6 Ke4 53. f5 Rh3 54. Kg7 Rg3+ 55. Kh8 Rg5 56. Rxa5 Kf4 57. h7 Kg4 58. b4 Kh4 59. f6 Rg4 60. Rf5 Rxb4 61. f7 Kg4 62. f8Q 1-0

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.04"]
[Round "5"]
[White "Sieber, Heiko"]
[Black "Schwarzmann, Tobias"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2075"]
[BlackElo "2047"]
[PlyCount "45"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Bd6 6. Bd3 0-0 7. 0-0 Re8 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nd7 11. Re1 Nf8 12. b3 Bb4 13. Re3 f5 14. Bc2 Qf6 15. Bb2 Rd8 16. Qe2 Bd7 17. Ne5 Be8 18. f4 Qh6 19. Nd3 Bh5 20. Qf2 Bd6 21. Rh3 Qg6 22. d5 Rd7 23. c5 1-0

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.04"]
[Round "6"]
[White "Sieber, Heiko"]
[Black "Wunder, Stefan"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2075"]
[BlackElo "2141"]
[PlyCount "70"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. d4 b6 2. Nf3 Bb7 3. g3 e6 4. Bg2 c5 5. c3 Nf6 6. 0-0 Be7 7. Re1 0-0 8. Nbd2 cxd4 9. cxd4 d5 10. Ne5 Nbd7 11. Ndf3 Rc8 12. Bd2 Ne4 13. Rc1 Nxe5 14. Nxe5 a5 15. Rxc8 Qxc8 16. Bxe4 dxe4 17. Qb3 Qd8 18. Bxa5 Qxd4 19. Qxb6 Qxe5 20. Qxb7 Qxa5 21. Rc1 Qd2 22. Rc7 Bf6 23. Qxe4 Qxb2 24. a4 g6 25. a5 Qa1+ 26. Kg2 Qxa5 27. Qb7 Qd5+ 28. e4 Qxb7 29. Rxb7 Rd8 30. Kf3 Rd2 31. Ke3 Rb2 32. Rd7 h5 33. h4 Bc3 34. Rd8+ Kg7 35. Rc8 Be1 0-1

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.03"]
[Round "3"]
[White "Sieber, Heiko"]
[Black "Verlatov, Artjom"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2075"]
[BlackElo "1995"]
[PlyCount "101"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 Nf6 3. Bxf6 exf6 4. e3 Be7 5. Bc4 d5 6. Bb3 0-0 7. Ne2 Be6 8. Nf4 Bf7 9. Qf3 c6 10. g4 fxg4 11. Qxg4 Qd7 12. Qg2 Bd6 13. Rg1 g6 14. Nh5 Qf5 15. Ng3 Qe6 16. Nd2 f5 17. Nf3 f4 18. Ng5 Qg4 19. Nxf7 Rxf7 20. Nf1 Qxg2 21. Rxg2 Re7 22. Ke2 Nd7 23. Kd3 fxe3 24. fxe3 Nf6 25. Nd2 Rae8 26. Re1 b5 27. Rge2 Ne4 28. a4 a6 29. axb5 axb5 30. Rf1 Nxd2 31. Kxd2 Re4 32. Rf6 R8e6 33. Rxe6 Rxe6 34. e4 Bxh2 35. exd5 Rxe2+ 36. Kxe2 cxd5 37. Bxd5+ Kf8 38. c3 Bd6 39. Bc6 b4 40. c4 Ke7 41. b3 Ke6 42. Be4 Kf6 43. c5 Bf4 44. Kf3 Bd2 45. Bb7 g5 46. Bc8 h5 47. Ke4 g4 48. d5 Kg5 49. d6 Bf4 50. Bb7 g3 51. Kf3 1/2-1/2

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.03"]
[Round "4"]
[White "Urytskyy, Arkadiy"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2154"]
[BlackElo "2075"]
[PlyCount "81"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nc2 g6 6. Nc3 Bg7 7. Nd5 Qd8 8. g3 e6 9. Nc3 Nf6 10. Bg2 0-0 11. 0-0 a6 12. e4 b5 13. e5 Ne8 14. Bxc6 Rb8 15. cxb5 Nc7 16. Bg2 Bxe5 17. Re1 Bg7 18. b6 Rxb6 19. Na4 Rb8 20. Bf4 d5 21. Nd4 Bd7 22. Nc5 Rb4 23. Bxc7 Qxc7 24. Nxa6 Qb6 25. Nxb4 Qxb4 26. Nb3 Bxb2 27. Rb1 Bg7 28. Qe2 Qa3 29. Rec1 Bc8 30. Rc2 Ba6 31. Qd2 h5 32. Bf1 Bb7 33. Qa5 Qd6 34. Qc7 Qxc7 35. Rxc7 Ba8 36. Rbc1 Kh7 37. Rc8 Rxc8 38. Rxc8 Bb7 39. Rc7 Ba8 40. Na5 d4 41. Bg2 1-0

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.02"]
[Round "2"]
[White "Sieber, Heiko"]
[Black "Kuespert, Helmut"]
[Result "1-0"]
[ECO "A59"]
[WhiteElo "2075"]
[BlackElo "2050"]
[PlyCount "187"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1 d6 9. g3 Bg7 10. h4 h5 11. Nf3 Nbd7 12. Bf4 Ng4 13. Kg2 Qa5 14. Qc2 0-0 15. Bd2 Rfb8 16. Nd1 Qa6 17. Bc3 Ngf6 18. Ne3 Rb7 19. b3 Nb6 20. Nd2 Nfd7 21. Nec4 Nxc4 22. Nxc4 Bxc3 23. Qxc3 Nb6 24. Ne3 Qa5 25. Qd3 Qa6 26. Qc2 Rc7 27. g4 hxg4 28. Nxg4 Qc8 29. Ne3 Qf8 30. Kf3 Qg7 31. Rag1 Rca7 32. a4 Qf6+ 33. Ke2 Nxa4 34. bxa4 Rxa4 35. Rb1 Ra2 36. Rb8+ Rxb8 37. Qxa2 Rb2+ 38. Qxb2 Qxb2+ 39. Kf3 Qf6+ 40. Ke2 Qd4 41. Kf3 c4 42. Rb1 c3 43. Rb8+ Kg7 44. Rb7 Qf6+ 45. Kg3 Qe5+ 46. Kf3 Qh2 47. Rxe7 Qh3+ 48. Ke2 Qxh4 49. Rc7 Qxe4 50. Rxc3 f5 51. Rc4 Qb1 52. Rf4 Kf6 53. Kf3 Qd3 54. Kg3 Ke5 55. Kf3 Qb3 56. Rh4 Qb7 57. Rh8 Qe7 58. Rh6 Qg5 59. Rh8 Kd4 60. Ra8 Qh5+ 61. Kg3 g5 62. Nxf5+ Kxd5 63. Ra5+ Ke4 64. Nxd6+ Kd3 65. Rd5+ Ke2 66. Re5+ Kd3 67. Re3+ Kd4 68. Nf5+ Kd5 69. Re1 Qf7 70. Kg4 Qf6 71. f3 Kc4 72. Rd1 Kc5 73. Rd7 Qe6 74. Rg7 Qc4+ 75. Kxg5 Qc1+ 76. f4 Qg1+ 77. Kf6 Qa1+ 78. Kf7 Qf1 79. Rg4 Qh3 80. Rg5 Qh7+ 81. Ng7+ Kd6 82. f5 Qh4 83. Rg6+ Kd7 84. Re6 Qg5 85. Re1 Qd2 86. Re7+ Kd8 87. Ne6+ Kc8 88. f6 Qh6 89. Nf8 Qh5+ 90. Kg7 Kd8 91. Ng6 Qd5 92. f7 Qd4+ 93. Re5 Qd7 94. Kg8 1-0

[Event "Oberfranken-ch M 0809"]
[Site "Schney"]
[Date "2009.01.02"]
[Round "1"]
[White "Stingl, Karlheinz"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1913"]
[BlackElo "2075"]
[PlyCount "46"]
[EventDate "2009.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 128 Extra"]
[Source "ChessBase"]
[SourceDate "2009.03.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.03.25"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 c5 4. c3 b6 5. Nd2 Bb7 6. f4 e6 7. Ngf3 Nbd7 8. 0-0 g6 9. Ne5 Bg7 10. Rf3 0-0 11. Rh3 Nxe5 12. fxe5 Ne4 13. Nf3 f6 14. exf6 Bxf6 15. Bd2 Bc8 16. Bxe4 dxe4 17. Ne5 Bxe5 18. dxe5 Qd5 19. Be1 Ba6 20. Bf2 Qxe5 21. Qa4 Bd3 22. Qd7 Rf7 23. Bg3 Qf6 0-1

[Event "Apolda op 16th"]
[Site "Apolda"]
[Date "2007.08.26"]
[Round "7"]
[White "Sieber, Stephan"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2237"]
[BlackElo "2067"]
[PlyCount "54"]
[EventDate "2007.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bc8 6. Nc3 Nbd7 7. d4 Nb6 8. Bb3 Nfxd5 9. Nxd5 Nxd5 10. c4 Nf6 11. Ne2 e6 12. 0-0 c5 13. Be3 Qb6 14. Kh1 Bd7 15. Nc3 0-0-0 16. dxc5 Bxc5 17. Bxc5 Qxc5 18. Qe2 Bc6 19. Rad1 h5 20. Bc2 h4 21. a3 h3 22. g3 Qh5 23. b4 Rxd1 24. Bxd1 b6 25. Bc2 Rd8 26. Kg1 Qg5 27. f4 Qg4 1/2-1/2

[Event "Apolda op 16th"]
[Site "Apolda"]
[Date "2007.08.25"]
[Round "5"]
[White "Heinemann, Ernst"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2211"]
[BlackElo "2067"]
[PlyCount "174"]
[EventDate "2007.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qa5 5. Bc4 c6 6. Nge2 Bf5 7. Ng3 Bg6 8. 0-0 Nbd7 9. f4 e6 10. f5 exf5 11. Qe2+ Kd8 12. Bd2 Qb6 13. Kh1 Bd6 14. Nxf5 Bxf5 15. Rxf5 Rf8 16. Ne4 Re8 17. Ba5 Rxe4 18. Bxb6+ axb6 19. Qf3 Rxd4 20. Rd1 Rxd1+ 21. Qxd1 Kc7 22. Qf1 Ne5 23. g3 b5 24. Bd3 Rxa2 25. b3 Neg4 26. Qe2 Ra8 27. h3 Re8 28. Qxe8 Nxe8 29. Rxf7+ Kb6 30. hxg4 h6 31. Kg2 Bb4 32. Bg6 Bc5 33. c3 Nf6 34. Rxg7 Nd5 35. Kf3 Nxc3 36. Bf5 Nd5 37. Rh7 Be3 38. Bc8 Bg5 39. Rxb7+ Kc5 40. Ke4 Ne7 41. Be6 Bf6 42. Rd7 Kb4 43. Rb7 Kc5 44. Bf7 Kd6 45. Ra7 Bc3 46. Ra2 Kc5 47. Rc2 Kb4 48. Kd3 Bf6 49. Rf2 Bg5 50. Re2 Nd5 51. Re4+ Kxb3 52. Rd4 b4 53. Rc4 Ka4 54. Rxc6 Ne3 55. Bc4 Ka3 56. Ra6+ Kb2 57. Ra2+ Kb1 58. Ra4 b3 59. Bxb3 Kb2 60. Be6 Kc1 61. Ra1+ Kb2 62. Re1 Nxg4 63. Bxg4 Bd8 64. Be6 Bc7 65. g4 Bd8 66. Rh1 Bg5 67. Rh2+ Ka3 68. Ke4 Kb4 69. Kf5 Kc3 70. Kg6 Kd4 71. Rxh6 Bc1 72. Rh5 Bf4 73. Rf5 Bc1 74. Kf7 Ke4 75. g5 Bxg5 76. Rxg5 Kf4 77. Ra5 Ke4 78. Bc8 Kd4 79. Ke6 Kc4 80. Kd6 Kb4 81. Rc5 Ka4 82. Rc1 Kb5 83. Kd5 Kb4 84. Bf5 Kb3 85. Kd4 Kb2 86. Rb1+ Ka3 87. Kc4 Ka2 1-0

[Event "Regionalliga NW 0607"]
[Site "Bayern"]
[Date "2006.11.19"]
[Round "3.8"]
[White "Schmierer, Hans Joachim"]
[Black "Sieber, Heiko"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1814"]
[BlackElo "1929"]
[PlyCount "136"]
[EventDate "2006.10.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]
[WhiteTeam "Kronach"]
[BlackTeam "Hof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bf4 Nbd7 6. e3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. Ne4 Bb4+ 10. Nfd2 0-0 11. 0-0 Re8 12. Nf3 Nxe4 13. Bxe4 Bb7 14. Ne5 Nxe5 15. Bxe5 Bd6 16. Bxd6 Qxd6 17. Rc1 Rac8 18. Qc2 g6 19. Qc5 Qxc5 20. Rxc5 Rc7 21. Rfc1 Rec8 22. Bf3 Kf8 23. h4 Ke7 24. Kh2 Kd6 25. Kg3 Re7 26. Kf4 f6 27. b4 h6 28. e4 e5+ 29. dxe5+ fxe5+ 30. Ke3 Rf8 31. Rd1+ Kc7 32. Rd2 Bc8 33. Bd1 Rfe8 34. g3 Kb6 35. Rd6 Bd7 36. Rxg6 a5 37. a3 axb4 38. axb4 Rd8 39. Rd6 Kc7 40. Rd2 Be8 41. Rxd8 Kxd8 42. f4 exf4+ 43. gxf4 Rg7 44. Kf2 Rd7 45. Bh5 Rd4 46. Ke3 Rxb4 47. Bxe8 Kxe8 48. Rxc6 Rb1 49. Rxh6 b4 50. Kd3 b3 51. Rb6 b2 52. Kc2 Rf1 53. f5 Rf4 54. Re6+ Kf7 55. h5 Rf2+ 56. Kb1 Re2 57. h6 Rf2 58. Rb6 Re2 59. h7 Kg7 60. Rb7+ Kh8 61. Re7 Re1+ 62. Kxb2 Re2+ 63. Kc3 Re3+ 64. Kc4 Rc3+ 65. Kd5 Rc5+ 66. Ke6 Re5+ 67. Kd7 Rd5+ 68. Kc8 Rd8+ 1/2-1/2

[Event "Regionalliga NW 0405"]
[Site "Bayern"]
[Date "2004.10.24"]
[Round "1.7"]
[White "Sieber, Heiko"]
[Black "Hasenstab, Armin"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1961"]
[BlackElo "1972"]
[PlyCount "88"]
[EventDate "2004.10.24"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Schweinheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Bd6 6. Qc2 0-0 7. Bd3 Nbd7 8. 0-0 e5 9. cxd5 cxd5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Rd1 Be6 13. f4 Bc7 14. Nb5 Bb6 15. Nd4 Rc8 16. Qf2 Bg4 17. Nf3 Qe7 18. h3 Bxf3 19. Qxf3 Ne4 20. Bxe4 dxe4 21. Qg3 Rfd8 22. Bd2 Rd3 23. Bc3 Bxe3+ 24. Kh1 f5 25. Rxd3 exd3 26. Re1 Rxc3 27. bxc3 d2 28. Rd1 Qe4 29. Qg5 Bxf4 30. Qd8+ Kf7 31. Qd7+ Kg6 32. Rg1 h6 33. Qd4 Qxd4 34. cxd4 Kf6 35. Rd1 Be3 36. g3 Ke6 37. Kg2 Kd5 38. Kf3 Kxd4 39. Ke2 g5 40. Rb1 f4 41. Rxb7 f3+ 42. Kd1 f2 43. Rd7+ Kc3 44. Rf7 Bf4 0-1

[Event "Regionalliga NW 0304"]
[Site "Bayern"]
[Date "2004.04.25"]
[Round "9.8"]
[White "Hennig, Anton"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1774"]
[BlackElo "1807"]
[PlyCount "84"]
[EventDate "2003.10.12"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]
[WhiteTeam "Klingenberg"]
[BlackTeam "Hof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 Nbd7 5. e3 e6 6. Be2 Bd6 7. 0-0 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. Ne4 Nxe4 11. Bxe4 Nf6 12. Bd3 a6 13. Qe2 Qc7 14. h3 c5 15. dxc5 Qxc5 16. Bd2 Ne4 17. Rfc1 Qh5 18. Bxe4 Bxe4 19. Nd4 Qg6 20. Qg4 Qxg4 21. hxg4 0-0 22. f3 Bb7 23. a3 Rfd8 24. Rc2 Bd5 25. Ba5 Rd7 26. Rac1 f6 27. e4 Bc4 28. Ne2 Bc5+ 29. Kf1 Be3 30. Re1 f5 31. gxf5 exf5 32. exf5 Rf8 33. g4 g6 34. Kg2 gxf5 35. gxf5 Rg7+ 36. Kh3 Rxf5 37. Ng3 Rxf3 38. Rxe3 Rxe3 39. Rc3 Re6 40. Nf5 Bf1+ 41. Kh2 Re2+ 42. Kh1 Bg2+ 0-1

[Event "Regionalliga NW 0304"]
[Site "Bayern"]
[Date "2004.03.27"]
[Round "8.7"]
[White "Ersoez, Can Hakki"]
[Black "Sieber, Heiko"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1907"]
[BlackElo "1807"]
[PlyCount "64"]
[EventDate "2003.10.12"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]
[WhiteTeam "Wuerzburg II"]
[BlackTeam "Hof"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bf5 7. Bd2 Nbd7 8. Qe2 Qc7 9. 0-0-0 e6 10. Nh4 Bg6 11. Nxg6 hxg6 12. d5 Nxd5 13. Bxd5 cxd5 14. Nxd5 Qc6 15. Bc3 0-0-0 16. Bxg7 exd5 17. Bxh8 Bh6+ 18. Kb1 Rxh8 19. Rd3 Bg7 20. Rhd1 Qb6 21. c4 d4 22. Rb3 Qf6 23. c5 Nxc5 24. Rc1 b6 25. Qa6+ Kb8 26. Rxc5 Rd8 27. Rcb5 Rd6 28. Rf3 Qe6 29. Qa5 d3 30. Qd2 Qe2 31. Qf4 Qc2+ 32. Ka1 Qd1+ 0-1

[Event "Regionalliga NW 0304"]
[Site "Bayern"]
[Date "2003.12.14"]
[Round "4.7"]
[White "Sieber, Heiko"]
[Black "Mueller, Helmut1111"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1807"]
[BlackElo "1880"]
[PlyCount "61"]
[EventDate "2003.10.12"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]
[WhiteTeam "Hof"]
[BlackTeam "Coburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Bg4 6. Nf3 0-0 7. h3 Bxf3 8. Qxf3 c6 9. Bd3 Nbd7 10. 0-0 Qb6 11. Qf2 e6 12. Be3 c5 13. e5 Ne8 14. dxc5 dxc5 15. Na4 Qc6 16. Nxc5 f5 17. Nxd7 Qxd7 18. Rfd1 Qa4 19. Be2 Rf7 20. b3 Qa5 21. Bf3 Bf8 22. Rd3 a6 23. Rad1 Rc8 24. Rd7 Rxd7 25. Rxd7 b5 26. Bb7 Rc7 27. Rxc7 Nxc7 28. Qd2 Qxd2 29. Bxd2 Bc5+ 30. Kf1 Kf7 31. Ba5 1-0

[Event "Bled op-B"]
[Site "Bled"]
[Date "1996.??.??"]
[Round "5"]
[White "Riznar, Helena"]
[Black "Sieber, Heiko"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1910"]
[BlackElo "1800"]
[PlyCount "22"]
[EventDate "1996.03.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SLO"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Na3 cxd4 7. Nb5 Qd8 8. Bf4 Bc5 9. Nc7+ Kf8 10. Nxa8 e5 11. cxd4 Nxd4 1-0

