[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.12.04"]
[Round "7"]
[White "Duda, Karl Heinz"]
[Black "Junker, Bernd"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1548"]
[BlackElo "1643"]
[PlyCount "144"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. e3 Be7 6. Nf3 0-0 7. h3 c6 8. Bd3 Nbd7 9. Qc2 Re8 10. 0-0 Nf8 11. Re1 Bd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Be6 15. Bd2 Qc7 16. Bc3 Be7 17. Rad1 Rad8 18. b3 Qc8 19. Qb2 Bf6 20. Ne5 Nd7 21. f4 Nb6 22. Qc2 g6 23. Ba5 Bd5 24. Bd3 Be6 25. Bc4 Rd6 26. Bb4 Nxc4 27. bxc4 Rdd8 28. Qe2 Bg7 29. Qc2 Bf5 30. Qb3 Bh6 31. Bc3 Bxf4 32. g4 Be6 33. d5 cxd5 34. cxd5 Qc5+ 35. Bd4 Qxd5 36. Qxd5 Bxd5 37. Nd3 Bb8 38. Bf6 Rxe1+ 39. Nxe1 Rd7 40. Nc2 Be6 41. Nd4 Bf4 42. Rd3 h6 43. Nxe6 Rxd3 44. Nxf4 Rf3 45. Nd5 Rxh3 46. Kg2 Ra3 47. Nc3 Ra6 48. Bd4 b6 49. a4 Ra5 50. Kf3 h5 51. gxh5 Rxh5 52. Nb5 a6 53. Nc7 b5 54. axb5 axb5 55. Ke4 b4 56. Kd3 Rh3+ 57. Kc4 b3 58. Nd5 Rh4 59. Nc3 f5 60. Kd3 Kf7 61. Ne2 Ke6 62. Bc3 Kd5 63. Bb2 f4 64. Nc3+ Ke6 65. Kc4 Rh2 66. Kxb3 Rxb2+ 67. Kxb2 f3 68. Ne4 Kf5 69. Nf2 Kf4 70. Kc2 Ke3 71. Nh3 f2 72. Nxf2 Kxf2 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.11.19"]
[Round "6"]
[White "Hampel, Ernst"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1597"]
[BlackElo "1548"]
[PlyCount "126"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 Be7 6. Bg5 h6 7. Bh4 0-0 8. e3 Bf5 9. Qb3 Nbd7 10. Be2 Nb6 11. Ne5 c6 12. 0-0 Nfd7 13. Bxe7 Qxe7 14. Nd3 Rab8 15. Nf4 Rfe8 16. Bd3 Bxd3 17. Nxd3 Nc4 18. Rad1 Nf6 19. h3 g5 20. Ne1 Kg7 21. Qc2 Qe6 22. b3 Nd6 23. Ne2 Re7 24. Ng3 Nde4 25. Nxe4 Qxe4 26. g3 Rbe8 27. Qxe4 Nxe4 28. Nf3 f6 29. Kg2 Nc3 30. Rd2 Nb5 31. h4 Re4 32. hxg5 hxg5 33. Rh1 Rh8 34. Rxh8 Kxh8 35. a4 Nd6 36. Rc2 Kg7 37. a5 a6 38. Ne1 Nf5 39. Kf3 Nxd4+ 40. exd4 Rxe1 41. Kg4 Re4+ 42. f4 Rxd4 43. Re2 Kg6 44. Re7 f5+ 45. Kh3 g4+ 46. Kh4 Rb4 47. Rd7 Rxb3 48. Rd6+ Kf7 49. Kg5 Ke7 50. Rh6 d4 51. Kxf5 d3 52. Re6+ Kd7 53. Re3 Rb5+ 54. Kxg4 d2 55. Rd3+ Rd5 56. Rxd2 Rxd2 57. Kg5 Ke7 58. g4 Kf7 59. Kh6 Kf6 60. g5+ Kf5 61. Kh7 Rg2 62. Kh6 c5 63. Kh5 Rh2# 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.11.06"]
[Round "5"]
[White "Duda, Karl Heinz"]
[Black "Germann, Norbert"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1548"]
[BlackElo "1847"]
[PlyCount "137"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. Nf3 Bg7 4. g3 Nc6 5. Bg2 e5 6. d3 Nge7 7. 0-0 0-0 8. Rb1 d6 9. Bg5 f6 10. Bd2 Be6 11. a3 a5 12. Qc1 d5 13. cxd5 Nxd5 14. Nxd5 Bxd5 15. Qxc5 b6 16. Qc1 Rc8 17. Qd1 b5 18. Rc1 Qd6 19. Nh4 Bxg2 20. Nxg2 Rfd8 21. Qb3+ Kh8 22. Be3 Rb8 23. Qc3 Rdc8 24. Qd2 Bf8 25. Rfd1 b4 26. axb4 Qxb4 27. Qxb4 Rxb4 28. Rc2 Ne7 29. Rxc8 Nxc8 30. Rd2 Nb6 31. Bxb6 Rxb6 32. Rc2 Kg8 33. Ne3 Kf7 34. Rc7+ Kg8 35. Nc4 Rb5 36. Rc8 Kf7 37. Kg2 h5 38. Kf3 Bc5 39. Rc7+ Kf8 40. Rc6 Ke7 41. Ra6 Bb4 42. Ra7+ Kf8 43. e3 Be1 44. Ke2 Bb4 45. e4 Rc5 46. f3 Kg8 47. h3 Rb5 48. Kd1 Rc5 49. g4 Rb5 50. Kc2 Be1 51. Ra6 Kg7 52. Rb6 Rxb6 53. Nxb6 hxg4 54. hxg4 Bf2 55. Nc4 a4 56. Nd2 Bd4 57. Nb1 Kh6 58. Nc3 Kg5 59. Nxa4 Kf4 60. Nc3 Kxf3 61. Nd5 Kxg4 62. Nxf6+ Kf3 63. b4 g5 64. Kb3 g4 65. Nxg4 Kxg4 66. Kc4 Kf4 67. b5 Ke3 68. Kd5 Kxd3 69. b6 1/2-1/2

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.10.23"]
[Round "4"]
[White "Hamm, Siegfried"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1658"]
[BlackElo "1548"]
[PlyCount "53"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 dxe4 5. dxe4 Nc6 6. g3 g6 7. Bg2 Bg7 8. 0-0 Nge7 9. c3 0-0 10. Re1 Ne5 11. Nxe5 Bxe5 12. Qe2 Bd7 13. Nf3 Bg7 14. Bf4 Qa5 15. Rad1 Bb5 16. c4 Bc6 17. b3 Rfd8 18. Rd6 Be8 19. Red1 Rxd6 20. Bxd6 Nc6 21. e5 Nb4 22. Ra1 Rd8 23. Be7 Rd7 24. Bf6 Nc6 25. Qe4 Qc3 26. Qe1 Bxf6 27. Qxc3 1-0

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.10.02"]
[Round "3"]
[White "Duda, Karl Heinz"]
[Black "Plueckelmann, Thomas"]
[Result "1/2-1/2"]
[ECO "A23"]
[WhiteElo "1548"]
[BlackElo "1699"]
[PlyCount "119"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 Qb6 5. a3 d6 6. b4 Qd4 7. Qb3 Be6 8. d3 Ng4 9. e3 Qxd3 10. Bf1 Qg6 11. f3 Nh6 12. Bd2 f5 13. 0-0-0 Nd7 14. Bd3 Qf7 15. Nh3 Be7 16. Nf2 Nb6 17. e4 Ng8 18. exf5 Bxc4 19. Bxc4 Qxc4 20. Qxc4 Nxc4 21. a4 a6 22. a5 Nf6 23. Kc2 d5 24. Na2 Kf7 25. Bg5 h6 26. Bxf6 Bxf6 27. Rhe1 Rhe8 28. Kb3 Rad8 29. Nd3 Nd6 30. Nc5 Re7 31. Nc3 Nxf5 32. f4 Nd6 33. fxe5 Rxe5 34. Rf1 Re3 35. Rd3 Rde8 36. Rf3 Rxd3 37. Rxd3 Bxc3 38. Rxc3 Re7 39. Rf3+ Ke8 40. Kc3 Ne4+ 41. Kd4 Ng5 42. Rf4 Ne6+ 43. Nxe6 Rxe6 44. Kc5 Kd7 45. Kb6 Rf6 46. Rg4 g6 47. Kxb7 Rd6 48. Kxa6 d4 49. Rf4 d3 50. Rf7+ Kc8 51. Rf1 d2 52. Rd1 Kc7 53. b5 cxb5+ 54. Kxb5 h5 55. Kc4 Ra6 56. Rxd2 Rxa5 57. Kd4 Kd6 58. Ke4+ Ke6 59. Kf3 Kf5 60. Rb2 1/2-1/2

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.09.22"]
[Round "2"]
[White "Straub, Peter"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "983"]
[BlackElo "1548"]
[PlyCount "62"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c3 e6 3. e3 c5 4. Be2 Nc6 5. h3 Nf6 6. Nf3 Bd6 7. Nbd2 Qc7 8. Nf1 a6 9. a3 b5 10. g4 Bb7 11. N1h2 h6 12. Rg1 Ne4 13. Bd3 Bxh2 14. Rg2 Bd6 15. Bxe4 dxe4 16. Nd2 cxd4 17. cxd4 Ne7 18. a4 Bc6 19. Qc2 bxa4 20. Qd1 Bb4 21. g5 hxg5 22. Qg4 0-0-0 23. Kf1 Qb7 24. Kg1 Ng6 25. Nc4 Bd5 26. Ne5 Nxe5 27. dxe5 f6 28. Qg3 Bb3 29. Qg4 Rh4 30. Qg3 Qc7 31. Qh2 Rd1# 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2009.09.11"]
[Round "1"]
[White "Duda, Karl Heinz"]
[Black "Zielinski, Werner"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1548"]
[BlackElo "1922"]
[PlyCount "92"]
[EventDate "2009.09.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bc4 Bg7 5. 0-0 Nf6 6. d3 0-0 7. Bg5 h6 8. Be3 d6 9. h3 Na5 10. Bb3 a6 11. Ne2 c4 12. dxc4 Nxe4 13. Qc1 Kh7 14. a3 Qc7 15. Bd4 e5 16. Qe3 exd4 17. Qxe4 Bf5 18. Qf4 d3 19. Ned4 dxc2 20. Ba2 Bd3 21. Rfc1 Rae8 22. Qd2 Be4 23. Ne1 Nxc4 24. Bxc4 Qxc4 25. Nexc2 Bxc2 26. Nxc2 Bxb2 27. Ne3 Bxc1 28. Rxc1 Qf4 29. Rc4 Qe5 30. Rc7 Re7 31. Qc1 Rfe8 32. Rc3 f5 33. Qc2 a5 34. Qd2 f4 35. Nc2 b5 36. Rd3 Rc8 37. Nd4 Qe1+ 38. Qxe1 Rxe1+ 39. Kh2 Rcc1 40. g4 b4 41. axb4 axb4 42. Nb5 Red1 43. Rb3 Rb1 44. Rxb1 Rxb1 45. Nxd6 b3 46. Nc4 b2 0-1

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.30"]
[Round "9"]
[White "Duda, Karl Heinz"]
[Black "Dauer, Maximilian"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1525"]
[BlackElo "1724"]
[PlyCount "120"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bf4 Qb6 6. b3 Bg4 7. c3 Nf6 8. Be2 Ne4 9. 0-0 e6 10. Nfd2 Bxe2 11. Qxe2 Bd6 12. Bxd6 Nxd6 13. Nf3 0-0-0 14. Nbd2 Qc7 15. a4 g5 16. Rfc1 Kb8 17. b4 Rc8 18. Rcb1 Ne7 19. Rb3 Ng6 20. g3 h6 21. a5 Nc4 22. Rab1 g4 23. Ne1 h5 24. Nxc4 Qxc4 25. Qd1 e5 26. Nc2 e4 27. Ne3 Qc6 28. Qe2 Rhf8 29. Qd2 f5 30. Ng2 f4 31. gxf4 Qf6 32. Qe3 Nxf4 33. Nxf4 Qxf4 34. Re1 Qxe3 35. Rxe3 Rf3 36. Kg2 Rxe3 37. fxe3 Rf8 38. c4 dxc4 39. Rc3 Rf3 40. Kg1 b5 41. axb6 axb6 42. b5 Rf5 43. Rxc4 Rxb5 44. Rc6 Rb3 45. Kf2 Rb2+ 46. Kg3 Re2 47. Kf4 Kb7 48. Re6 Rxh2 49. Rxe4 Kc6 50. Re8 Rf2+ 51. Kg3 Rf3+ 52. Kg2 h4 53. Re6+ Kd5 54. Rxb6 h3+ 55. Kh2 Rf2+ 56. Kg1 h2+ 57. Kh1 g3 58. Rb5+ Ke4 59. Rh5 Rf1+ 60. Kg2 Rg1+ 0-1

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.29"]
[Round "8"]
[White "Maugg, Ludwig"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1982"]
[BlackElo "1525"]
[PlyCount "47"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Qc2 Nh5 8. Bxe7 Qxe7 9. Nxd5 cxd5 10. Qxc8+ Qd8 11. Qxd8+ Kxd8 12. Nf3 Nc6 13. Bb5 Ke7 14. 0-0 g6 15. Bxc6 bxc6 16. Ne5 Ke6 17. Rfc1 Rhc8 18. Rxc6+ Rxc6 19. Nxc6 a5 20. Rc1 Kd6 21. Ne5 Ra7 22. Rc6+ Ke7 23. Rc5 Ke6 24. Nc6 1-0

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.28"]
[Round "7"]
[White "Duda, Karl Heinz"]
[Black "Natterer, Winfried"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1525"]
[BlackElo "1663"]
[PlyCount "94"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bg5 Nf6 6. Bd3 0-0 7. 0-0 Bg4 8. Nbd2 Nbd7 9. c3 c6 10. Qc2 Qc7 11. h3 Bh5 12. Rfe1 Rfe8 13. Nh4 h6 14. Be3 Ne4 15. Bxe4 dxe4 16. Nxe4 g5 17. Nxd6 Qxd6 18. Nf5 Qf6 19. Ng3 Bg6 20. Qd2 Rad8 21. f3 Qg7 22. Qf2 f5 23. Bd2 b6 24. Rxe8+ Rxe8 25. Re1 Qf7 26. a3 Nf6 27. Rxe8+ Qxe8 28. Qe2 Qf7 29. Be1 f4 30. Nf1 Qd7 31. Qe5 Kf7 32. Nh2 Qe7 33. Ng4 Nxg4 34. Qxe7+ Kxe7 35. hxg4 b5 36. Kf2 h5 37. gxh5 Bxh5 38. Bd2 Kf6 39. g3 fxg3+ 40. Kxg3 Kf5 41. Kf2 Bf7 42. Ke3 Bd5 43. Be1 a5 44. Bg3 a4 45. Bc7 Bb3 46. Kf2 Bf7 47. Ke3 Bh5 1/2-1/2

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.27"]
[Round "6"]
[White "Duda, Karl Heinz"]
[Black "Oertel, Juergen"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1525"]
[BlackElo "1372"]
[PlyCount "85"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d3 d6 5. Ne2 e5 6. c3 Be7 7. h3 Nf6 8. Qc2 0-0 9. Bd2 Bd7 10. d4 cxd4 11. cxd4 Rc8 12. Qd3 exd4 13. Nfxd4 Ne5 14. Qb1 Nc4 15. Bc3 d5 16. Ng3 dxe4 17. Nxe4 Nxe4 18. Qxe4 Nd6 19. Qf3 Re8 20. Be2 Bf6 21. 0-0 Ne4 22. Rad1 Qe7 23. Bd3 Nxc3 24. bxc3 Bxd4 25. cxd4 Ba4 26. Rc1 Rxc1 27. Rxc1 g6 28. Bc4 b5 29. Bb3 Bxb3 30. Qxb3 b4 31. Qc4 a5 32. d5 Qd6 33. Qb5 Re5 34. Rd1 Qd8 35. Qc6 Qe7 36. d6 Re1+ 37. Rxe1 Qxe1+ 38. Kh2 Qe5+ 39. g3 Qf6 40. Kg2 a4 41. Qa8+ Kg7 42. d7 b3 43. axb3 1-0

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.26"]
[Round "5"]
[White "Thonig, Manfred"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1544"]
[BlackElo "1525"]
[PlyCount "115"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Be6 6. Nf3 Be7 7. 0-0 Nf6 8. Ng5 Bg4 9. Nf3 h6 10. h3 Bh5 11. Re1 0-0 12. g4 Bg6 13. Bxg6 fxg6 14. Ne5 Ne4 15. f3 Ng5 16. Kg2 Qd6 17. h4 Nh7 18. Rh1 Nd7 19. Qe2 g5 20. h5 Bf6 21. f4 gxf4 22. Bxf4 Rae8 23. Qd3 Bxe5 24. dxe5 Qe6 25. Qg3 Rf7 26. Nd2 Ref8 27. Rhf1 Re7 28. Rae1 Rfe8 29. Nf3 Nc5 30. Nd4 Qc8 31. Nf5 Re6 32. Nd6 Qd7 33. Nxe8 Qxe8 34. b4 Ne4 35. Qe3 a6 36. c4 Neg5 37. cxd5 cxd5 38. Qc5 Qc6 39. Bxg5 Qxc5 40. bxc5 Nxg5 41. Rf5 Re7 42. Rd1 Ne6 43. Rxd5 Rc7 44. Rd6 Nxc5 45. Rd8+ Kh7 46. Rff8 g5 47. Rh8+ Kg7 48. Rdg8+ Kf7 49. Rg6 Rc6 50. Rh7+ Kf8 51. Rxc6 bxc6 52. Rxh6 Nd3 53. Rxc6 Nxe5 54. Rc5 Nxg4 55. Rxg5 Nf6 56. Kf3 Kf7 57. Kf4 Ke7 58. Ke5 1-0

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.25"]
[Round "4"]
[White "Duda, Karl Heinz"]
[Black "Kuhn, Hans"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1525"]
[BlackElo "1222"]
[PlyCount "15"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 c5 3. d3 Nf6 4. Nxe5 d5 5. Nc3 d4 6. Ne2 Bd6 7. Nc4 0-0 8. e5 1-0

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.24"]
[Round "3"]
[White "Alt, Karl Heinz"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1778"]
[BlackElo "1525"]
[PlyCount "125"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Qd5 5. Ng3 Nc6 6. Nf3 Nf6 7. Bf4 Qd8 8. Bb5 Bd7 9. 0-0 Be7 10. Re1 Nb4 11. Bxd7+ Qxd7 12. c4 c6 13. a3 Na6 14. Ne5 Qd8 15. d5 exd5 16. Nf5 0-0 17. Nxe7+ Qxe7 18. Ng6 Qxe1+ 19. Qxe1 hxg6 20. Qe7 dxc4 21. Qxb7 Nc5 22. Qxc6 Nb3 23. Rd1 Rac8 24. Qb7 a5 25. h3 Rfe8 26. g4 Ne4 27. Be3 Nec5 28. Bxc5 Nxc5 29. Qd5 Nd3 30. Rd2 Re1+ 31. Kh2 Re5 32. Qd7 Rec5 33. Re2 R5c7 34. Re8+ Rxe8 35. Qxe8+ Kh7 36. Qb5 Rc5 37. Qb6 Re5 38. Qd4 Re6 39. Qxc4 Nxf2 40. Kg2 Nd1 41. Qc7 Nxb2 42. Qxf7 Re2+ 43. Kf3 Rh2 44. Kg3 Rd2 45. Kh4 Rd3 46. Qa2 Nd1 47. Qe2 Rd5 48. Qe6 Rd3 49. Kg5 Rxh3 50. Qxg6+ Kh8 51. Qe8+ Kh7 52. Qe4+ Kh8 53. Qa8+ Kh7 54. Qxa5 Rh6 55. Qf5+ Kh8 56. a4 Ne3 57. Qc8+ Kh7 58. Kf4 Nd5+ 59. Kg3 Nb6 60. Qf5+ Kh8 61. a5 Na4 62. Qc8+ Kh7 63. Qc2+ 1-0

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.23"]
[Round "2"]
[White "Duda, Karl Heinz"]
[Black "Hermann, Volker"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1525"]
[BlackElo "1681"]
[PlyCount "114"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. Bd3 h6 7. Be3 Nc6 8. c3 Bf5 9. Nbd2 Qd7 10. Qc2 Bd6 11. h3 Be6 12. Nh4 Ne7 13. Qb3 c6 14. Qc2 Qc7 15. Nb3 b6 16. Nd2 Bf4 17. Bxf4 Qxf4 18. Nhf3 Nd7 19. 0-0 0-0 20. Rfe1 c5 21. Qa4 Qc7 22. Rac1 c4 23. Bb1 Rfe8 24. Re2 Ng6 25. Rce1 Nf4 26. Re3 a6 27. Qd1 b5 28. Bc2 a5 29. a3 a4 30. Qb1 Re7 31. Ne5 Nxe5 32. Rxe5 Rae8 33. Qd1 Bc8 34. Nf3 Rxe5 35. Rxe5 Rxe5 36. Nxe5 Qe7 37. Kf1 Qf6 38. Qe1 Be6 39. Ng4 Qg5 40. Qe5 Qxe5 41. Nxe5 Kf8 42. Nf3 Ke7 43. Ne1 Kf6 44. Bb1 Bf5 45. Bxf5 Kxf5 46. f3 h5 47. h4 g5 48. hxg5 Kxg5 49. g3 Ne6 50. Ng2 f5 51. Ne3 f4 52. Nxd5 fxg3 53. Kg2 h4 54. Kh3 Nf4+ 55. Nxf4 Kxf4 56. Kg2 h3+ 57. Kxh3 Kxf3 0-1

[Event "Bayern-chB 80th"]
[Site "Immenstadt"]
[Date "2009.08.22"]
[Round "1"]
[White "Lutz, Albert"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2043"]
[BlackElo "1525"]
[PlyCount "77"]
[EventDate "2009.08.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 c5 5. cxd5 Nxd5 6. Bg2 Nc6 7. 0-0 Nb6 8. e3 cxd4 9. exd4 Be7 10. b3 Bf6 11. Bb2 0-0 12. Na3 Ne7 13. Qe2 Nbd5 14. Ne5 a6 15. Nac4 b5 16. Nd2 Bb7 17. Ne4 Rb8 18. Rac1 Ba8 19. Nc5 Bxe5 20. dxe5 Bb7 21. Be4 g6 22. Rfd1 Nc8 23. h4 Ncb6 24. a4 bxa4 25. bxa4 Qe7 26. a5 Nd7 27. Nxb7 Rxb7 28. Bxd5 exd5 29. Rxd5 Rfb8 30. Rc2 Nf8 31. Rd6 Rb5 32. Bc3 Qb7 33. Rc1 Ne6 34. Rcd1 Rc5 35. Qd2 Qc7 36. Rd3 Rc8 37. Bb4 Rc2 38. Qh6 Qxe5 39. Rd8+ 1-0

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.12.12"]
[Round "7"]
[White "Hufnagel, Markus"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "E57"]
[WhiteElo "1298"]
[BlackElo "1677"]
[PlyCount "144"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 cxd4 6. exd4 dxc4 7. Bxc4 Be7 8. 0-0 0-0 9. Bf4 Nc6 10. Bb3 Qb6 11. Be3 Qb4 12. a3 Qa5 13. Bc2 Qh5 14. Nd2 Rd8 15. Qxh5 Nxh5 16. Nf3 Nf6 17. Rad1 Bd6 18. Bg5 Be7 19. Be3 Bd7 20. Bd3 Rac8 21. Ne2 h6 22. h3 Bd6 23. Ng3 Ne7 24. Rc1 Nfd5 25. Ne4 Bb8 26. Bd2 Bc6 27. Rfe1 a6 28. b3 Ba7 29. a4 Nf5 30. Be3 Nb4 31. Bb1 Bxd4 32. Bxd4 Nxd4 33. Nxd4 Rxd4 34. Ng3 Rcd8 35. Ne2 Rd2 36. Rc4 Nd3 37. Bxd3 R8xd3 38. Nf4 Rxb3 39. Nh5 Rbb2 40. Rf4 Ra2 41. Rg4 g6 42. Nf6+ Kf8 43. f3 Rxa4 44. Rxa4 Bxa4 45. Ne4 Rd4 46. Kf2 Bc6 47. Ke3 Rb4 48. Ra1 Bxe4 49. fxe4 e5 50. Ra5 Rb5 51. Ra4 Ke7 52. Kf3 h5 53. Rc4 Kd7 54. Kg3 g5 55. h4 g4 56. Kf2 a5 57. Ke2 b6 58. g3 Rb4 59. Rc2 Rxe4+ 60. Kf2 Rd4 61. Ke3 f5 62. Rb2 Kc6 63. Rc2+ Kd6 64. Rb2 Kc5 65. Rf2 f4+ 66. gxf4 exf4+ 67. Rxf4 Rxf4 68. Kxf4 a4 69. Kg5 g3 70. Kxh5 g2 71. Kh6 g1Q 72. h5 Qg4 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.11.27"]
[Round "6"]
[White "Scharrenbroich, Torsten Michael"]
[Black "Duda, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "1431"]
[BlackElo "1677"]
[PlyCount "87"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e3 Nd7 8. Be2 dxc4 9. Bxc4 Be7 10. 0-0 Nf6 11. a3 0-0 12. Qc2 h6 13. Bd3 Bd6 14. h3 Qc7 15. Ne4 Nxe4 16. Bxe4 Bd7 17. Rad1 Rac8 18. Ne5 Bxe5 19. dxe5 Rcd8 20. f4 Bc8 21. Rxd8 Rxd8 22. Rd1 Qb6 23. Rxd8+ Qxd8 24. b4 a6 25. Qc5 g6 26. Qd4 Qe7 27. Qd6 Qd7 28. Qxd7 Bxd7 29. g4 Kg7 30. Kf2 Kf8 31. h4 Kg7 32. g5 h5 33. Ke2 Kf8 34. Kd3 Ke7 35. Kc4 b6 36. a4 Kd8 37. a5 Kc7 38. Bd3 Kb7 39. e4 Ka7 40. Kd4 Kb7 41. Bc4 Ka7 42. f5 Kb7 43. fxg6 fxg6 44. Kc3 1/2-1/2

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.11.07"]
[Round "5"]
[White "Duda, Karl Heinz"]
[Black "Imbierowicz, Dirk"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1677"]
[BlackElo "1452"]
[PlyCount "38"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. e3 Be7 6. Bd3 Nc6 7. a3 0-0 8. Qc2 a6 9. h3 Be6 10. Nf3 g6 11. Bd2 b5 12. Nxb5 Bd7 13. Nc3 Re8 14. 0-0 Bd6 15. b4 Ne7 16. Na4 Qc8 17. Nc5 Bxh3 18. Ne5 Bxe5 19. dxe5 Qg4 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.10.22"]
[Round "4"]
[White "Duda, Karl Heinz"]
[Black "Hamm, Siegfried"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1677"]
[BlackElo "1733"]
[PlyCount "116"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. d4 e6 4. Nf3 Be7 5. e3 d6 6. g3 0-0 7. Qe2 Qe8 8. Bg2 Nc6 9. Bd2 Rb8 10. a3 Bd7 11. b4 e5 12. dxe5 Nxe5 13. Nxe5 dxe5 14. Nd5 Nxd5 15. Bxd5+ Kh8 16. Bg2 Bc6 17. 0-0 Bxg2 18. Kxg2 Bf6 19. Bc3 Qc6+ 20. Kg1 Rbe8 21. f3 e4 22. Bxf6 Rxf6 23. f4 Rd8 24. Rfd1 Rfd6 25. c5 Rd5 26. Qc2 Qd7 27. Rxd5 Qxd5 28. Qe2 Qb3 29. Kf2 Rd3 30. Ra2 Rxe3 31. Qxe3 Qxa2+ 32. Kg1 Qd5 33. Kf2 Kg8 34. h3 Kf7 35. Ke2 Qa2+ 36. Kd1 Qd5+ 37. Kc1 Ke6 38. Qc3 g6 39. Kc2 Qa2+ 40. Kc1 Qd5 41. Kb2 Kf7 42. Kc1 Qa2 43. Qe3 Qg2 44. h4 Qf3 45. Qd4 Qxa3+ 46. Kd2 Qa2+ 47. Ke3 Qb3+ 48. Kf2 Qc2+ 49. Ke3 Qd3+ 50. Qxd3 exd3 51. Kxd3 Ke6 52. Kd4 b6 53. Kc4 a6 54. c6 Kd6 55. b5 axb5+ 56. Kxb5 Kd5 57. g4 fxg4 58. h5 g3 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.10.10"]
[Round "3"]
[White "Heinert, Eugen"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "E02"]
[WhiteElo "1965"]
[BlackElo "1677"]
[PlyCount "91"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. g3 dxc4 5. Qa4+ Nc6 6. Bg2 Bd7 7. Qxc4 Be7 8. 0-0 a6 9. Nc3 Rb8 10. Bd2 b5 11. Qd3 Nb4 12. Qb1 Nbd5 13. Nxd5 Nxd5 14. a3 c5 15. e4 Nf6 16. dxc5 Bxc5 17. b4 Be7 18. Bf4 Rc8 19. Rd1 Qb6 20. Ne5 Bc6 21. Nxc6 Qxc6 22. e5 Nd5 23. Rc1 Qd7 24. Rxc8+ Qxc8 25. Bxd5 exd5 26. Qd3 Qc4 27. Rd1 0-0 28. Qxd5 Qc8 29. Qd7 Rd8 30. Qxc8 Rxc8 31. Rd7 Bf8 32. Ra7 Rc6 33. Ra8 f6 34. exf6 Rxf6 35. Be5 Re6 36. f4 Kf7 37. Kf2 g6 38. Kf3 h5 39. Rc8 Re8 40. Rxe8 Kxe8 41. Ke4 Ke7 42. f5 gxf5+ 43. Kxf5 Bh6 44. Bf4 Bg7 45. Bc1 Bf6 46. Bg5 1-0

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.09.17"]
[Round "2"]
[White "Duda, Karl Heinz"]
[Black "Sauer, Andreas"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "1677"]
[BlackElo "1905"]
[PlyCount "74"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 b6 2. Nf3 Bb7 3. g3 e6 4. Bg2 Nf6 5. Nc3 Be7 6. 0-0 0-0 7. d4 d5 8. b3 Nc6 9. a3 dxc4 10. bxc4 Na5 11. Qd3 c5 12. e3 Rc8 13. Ne5 Bxg2 14. Kxg2 cxd4 15. exd4 Nb3 16. Rb1 Qxd4 17. Qxd4 Nxd4 18. Rd1 Rfd8 19. Nb5 Nc6 20. Rxd8+ Bxd8 21. Nxc6 Rxc6 22. Nxa7 Rxc4 23. Nb5 Be7 24. Bg5 h6 25. Bxf6 Bxf6 26. Nd6 Rc6 27. Nb5 e5 28. Rb3 Be7 29. Nc3 Bc5 30. Ne4 Bd4 31. Rd3 f5 32. Nd2 Rc2 33. Kf1 Kf7 34. f4 Bc3 35. Ke1 Bxd2+ 36. Rxd2 Rxd2 37. Kxd2 e4 0-1

[Event "Duisburg SBDU-ch"]
[Site "Duisburg Wohndorf Laar"]
[Date "2008.09.05"]
[Round "1"]
[White "Straub, Peter"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1035"]
[BlackElo "1677"]
[PlyCount "90"]
[EventDate "2008.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. d3 c5 4. b3 Nc6 5. Nf3 Be7 6. e5 d4 7. Ne4 b6 8. Bd2 Qc7 9. Nd6+ Bxd6 10. exd6 Qxd6 11. c3 e5 12. c4 Bf5 13. Nh4 Be6 14. Nf3 h6 15. h3 Nf6 16. Qe2 0-0 17. Nh2 Rfe8 18. 0-0-0 a5 19. a3 a4 20. Kb2 axb3 21. Ra1 Bf5 22. Kxb3 Qd7 23. g4 Be6 24. Bg2 Rab8 25. a4 b5 26. a5 bxc4+ 27. Kc2 c3 28. Bc1 Bb3+ 29. Kb1 Bd1+ 30. Qb2 cxb2 31. Bxb2 Be2 32. Kc1 Bxd3 33. a6 Na7 34. Ra5 Qc7 35. Ra3 Qb6 36. Rxd3 Qxb2+ 37. Kd1 Qa1+ 38. Ke2 Rb2+ 39. Rd2 Rxd2+ 40. Kxd2 Qc3+ 41. Kd1 Rb8 42. Nf3 Rb1+ 43. Ke2 Rb2+ 44. Kf1 Qc2 45. Kg1 Qxf2+ 0-1

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.16"]
[Round "9"]
[White "Duda, Karl Heinz"]
[Black "Kuhnert, Werner Eberhard"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1594"]
[BlackElo "1331"]
[PlyCount "21"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. Nf3 d6 4. g3 Nc6 5. d3 e6 6. Bg2 Be7 7. 0-0 0-0 8. a3 a6 9. Rb1 Rb8 10. b4 cxb4 11. axb4 1/2-1/2

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.15"]
[Round "8"]
[White "Baeumcher, Karl"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1437"]
[BlackElo "1594"]
[PlyCount "13"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g4 d5 2. Bg2 e5 3. c4 Be6 4. Qb3 Nd7 5. Bxd5 Bxd5 6. cxd5 Ngf6 7. h3 1-0

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.14"]
[Round "7"]
[White "Duda, Karl Heinz"]
[Black "Garbe, Eckhard"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1594"]
[BlackElo "1349"]
[PlyCount "111"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. g3 e6 6. a3 Be7 7. Bg2 0-0 8. Nf3 Nbd7 9. Bd2 a6 10. Rc1 b5 11. Nb1 Bd6 12. 0-0 Bb7 13. Ne1 Qb6 14. e3 Rac8 15. Nd3 Rxc1 16. Nxc1 Rc8 17. Nd3 Qc7 18. Qe2 Qd8 19. Rc1 Rxc1+ 20. Nxc1 Qc7 21. Qd3 Qc4 22. Qxc4 bxc4 23. Ba5 Ne8 24. Nd2 Ndf6 25. Nxc4 Be7 26. Nd2 g5 27. Nd3 Nd6 28. Nc5 Bc8 29. Bf1 Nde4 30. Ndxe4 dxe4 31. Bxa6 Bxa6 32. Nxa6 Nd5 33. Nc5 Nf6 34. Bd2 Kf8 35. b4 Ke8 36. h3 Kd8 37. b5 Nd5 38. a4 Kc7 39. Ba5+ Nb6 40. Nxe4 h6 41. Nd2 Kb7 42. Bxb6 Kxb6 43. Nc4+ Ka7 44. Ne5 Kb6 45. Nc4+ Kb7 46. g4 Ka7 47. Kf1 Bb4 48. Ke2 Be7 49. e4 Bb4 50. Kd3 Be7 51. f3 Bb4 52. d5 exd5 53. exd5 Be7 54. Ke4 Kb7 55. d6 Bd8 56. Kd5 1-0

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.13"]
[Round "6"]
[White "Hippler, Hans Werner"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1472"]
[BlackElo "1594"]
[PlyCount "67"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Bc4 d5 3. exd5 exd5 4. Bb3 Nf6 5. h3 c5 6. a3 Nc6 7. Nf3 Bd6 8. 0-0 0-0 9. d3 h6 10. Nc3 Bc7 11. Ne2 Nh5 12. g4 Nf6 13. Bf4 Bxf4 14. Nxf4 Qd6 15. Ng2 Nh7 16. Qd2 Qf6 17. Bxd5 Qxb2 18. Bxc6 bxc6 19. c3 Qb7 20. c4 Be6 21. Nf4 Bd7 22. Rfe1 Rfe8 23. Rxe8+ Rxe8 24. Re1 Qb8 25. Rxe8+ Bxe8 26. Qe3 Nf6 27. Kg2 Kf8 28. Qxc5+ Kg8 29. Ne5 Nh7 30. Qe3 c5 31. Nd5 f6 32. Nf3 Bg6 33. Ne7+ Kf7 34. Nxg6 1-0

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.12"]
[Round "5"]
[White "Duda, Karl Heinz"]
[Black "Buss, Richard"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1594"]
[BlackElo "1392"]
[PlyCount "52"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. g3 c6 6. Bg2 Bf5 7. Nf3 Nbd7 8. 0-0 Bd6 9. a3 Qc7 10. Nh4 Bg6 11. Re1 0-0 12. f3 Rae8 13. Nxg6 fxg6 14. e4 dxe4 15. fxe4 Nh5 16. e5 Nxe5 17. dxe5 Bc5+ 18. Kh1 Bf2 19. Re2 Bxg3 20. hxg3 Nxg3+ 21. Kg1 Nxe2+ 22. Qxe2 Rxe5 23. Qc4+ Kh8 24. Bd2 Qb6+ 25. Kh2 Rh5+ 26. Kg3 Qf2+ 0-1

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.11"]
[Round "4"]
[White "Maczollek, Helmut"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1371"]
[BlackElo "1594"]
[PlyCount "66"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 c5 4. c3 Nc6 5. Bd3 Nf6 6. 0-0 Bd6 7. dxc5 Bxc5 8. b4 Bd6 9. Nbd2 Bd7 10. a3 Qc7 11. Qe2 Rc8 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Ne7 15. Bb2 0-0 16. Rac1 Bf4 17. Rc2 Ba4 18. Rcc1 Bxc1 19. Rxc1 Rfd8 20. Bd3 Nd5 21. Qe4 Nf6 22. Qe2 Qd6 23. Bc2 Bxc2 24. Qxc2 Qf4 25. Re1 h6 26. h3 Rc7 27. Rd1 Rxd1+ 28. Qxd1 Rd7 29. Qe2 Qd6 30. Nd4 a6 31. Qe3 Qd5 32. Nf3 Qb3 33. Ne5 Rd1+ 0-1

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.10"]
[Round "3"]
[White "Duda, Karl Heinz"]
[Black "Schwenke, Norbert"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1594"]
[BlackElo "1420"]
[PlyCount "109"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 0-0 5. d3 a6 6. Nf3 Nc6 7. 0-0 Re8 8. Nd2 Rb8 9. Nde4 Be7 10. a3 d6 11. b4 Bd7 12. Nxf6+ Bxf6 13. Nd5 Nd4 14. Rb1 c6 15. Nc3 Bg4 16. f3 Be6 17. Bb2 Nf5 18. Bc1 Qb6+ 19. Kh1 Ne3 20. Bxe3 Qxe3 21. Qe1 Rbd8 22. Ne4 Be7 23. Qf2 Qxf2 24. Nxf2 b5 25. cxb5 axb5 26. Rfc1 Bd7 27. Ne4 f5 28. Nf2 Bg5 29. Rc2 d5 30. Kg1 Be3 31. Kf1 f4 32. Nd1 Bd4 33. g4 Re6 34. h3 g5 35. Ke1 Ra8 36. Rb3 Be8 37. Kd2 Re7 38. e3 Bb6 39. e4 d4 40. Rb1 Rxa3 41. Rcb2 Rea7 42. Bf1 Bd8 43. Kc2 Be7 44. Be2 Kg7 45. Kd2 Kg6 46. Kc2 Bd7 47. Bf1 Ra8 48. Kd2 Rh8 49. Rb3 Ra2+ 50. R3b2 Ra4 51. Nf2 Rb8 52. Be2 Rba8 53. Bd1 Ra3 54. Bc2 Be6 55. Nd1 1/2-1/2

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.09"]
[Round "2"]
[White "Donner, Ernst"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1420"]
[BlackElo "1594"]
[PlyCount "65"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nc3 e5 2. e4 Nc6 3. Nf3 Nf6 4. a3 d6 5. Bc4 h6 6. d3 Bg4 7. h3 Bh5 8. g4 Nxg4 9. Bxf7+ Bxf7 10. hxg4 Qd7 11. Nh4 g6 12. Be3 a6 13. f3 Bg7 14. Qd2 0-0-0 15. 0-0-0 Rdf8 16. Rh2 h5 17. Rg1 Ne7 18. Bf2 Qe6 19. Kb1 c5 20. b3 b5 21. Kb2 Qd7 22. Na2 Qc7 23. Rc1 Kd7 24. Be3 Rc8 25. Ka1 Nc6 26. c4 Nd4 27. Bxd4 exd4 28. Qf4 Rhf8 29. Qd2 hxg4 30. f4 Bh6 31. Rf1 Be8 32. Ng2 bxc4 33. Qd1 1-0

[Event "Niedersachsen-ch Seniors op 11th"]
[Site "Bad Bevensen"]
[Date "2008.07.08"]
[Round "1"]
[White "Duda, Karl Heinz"]
[Black "Kripp, Wolfgang"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1594"]
[BlackElo "2013"]
[PlyCount "98"]
[EventDate "2008.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. a3 c6 6. e3 Bd6 7. Be2 Bf5 8. Bd3 Bxd3 9. Qxd3 0-0 10. Nf3 Nbd7 11. 0-0 Re8 12. Rb1 Qe7 13. Nd2 Ne4 14. Nf3 Ndf6 15. h3 g5 16. Nh2 Qc7 17. Ng4 Nxg4 18. hxg4 Bh2+ 19. Kh1 Re6 20. f4 Rh6 21. Nxe4 dxe4 22. Qxe4 Bxf4+ 23. Kg1 Bh2+ 24. Kf2 Qg3+ 25. Ke2 Rh4 26. Qf3 Qxg4 27. Qxg4 Rxg4 28. Kf3 f5 29. Bd2 Bc7 30. Rh1 Rg3+ 31. Kf2 Rd8 32. Bc3 Rf8 33. Rh3 Rxh3 34. gxh3 Kf7 35. Kf3 Re8 36. Re1 h5 37. Bd2 Re4 38. Bc3 Kg6 39. Rg1 Rh4 40. Kg2 g4 41. hxg4 Rxg4+ 42. Kf2 Rxg1 43. Kxg1 Kg5 44. Kg2 Kg4 45. Bb4 h4 46. Be7 h3+ 47. Kh1 Bg3 48. Bf8 Bf2 49. Bh6 Kf3 0-1

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.10.02"]
[Round "7"]
[White "Hamann, Guenter"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2230"]
[BlackElo "1954"]
[PlyCount "99"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Bd3 Be7 6. Nf3 h6 7. Be3 c6 8. 0-0 Nbd7 9. Ne5 Nxe4 10. Bxe4 Nf6 11. Bf3 Bd6 12. Bf4 Qc7 13. Bg3 0-0 14. Qe2 Rb8 15. c4 Nd7 16. c5 Bxe5 17. Bxe5 Nxe5 18. Qxe5 Qxe5 19. dxe5 Bd7 20. Rad1 Rfd8 21. Rd4 Kf8 22. Rfd1 Ke7 23. Ra4 a6 24. Rb4 Be8 25. Rxd8 Kxd8 26. Kf1 Kc7 27. Ke2 Rd8 28. Ke3 g6 29. Rh4 h5 30. Rd4 Rxd4 31. Kxd4 Kd7 32. Be2 Ke7 33. f4 Bd7 34. b4 Kd8 35. Ke3 Ke7 36. a4 Kd8 37. g4 hxg4 38. Bxg4 Ke7 39. h4 Kf8 40. Bf3 Ke7 41. Kd4 Kd8 42. Kc3 Kc7 43. h5 gxh5 44. Bxh5 Be8 45. f5 Kd7 46. f6 Kc7 47. a5 Kd8 48. Kd4 Bd7 49. Bxf7 Be8 50. Bxe6 1-0

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.10.01"]
[Round "6"]
[White "Duda, Karl Heinz"]
[Black "Bock, Richard"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1954"]
[BlackElo "1226"]
[PlyCount "63"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Ne5 6. Bb3 Nf6 7. 0-0 0-0 8. Qe2 d6 9. Nc3 c5 10. Nf5 Bxf5 11. exf5 a6 12. Bf4 Nc6 13. Nd5 Re8 14. c3 b5 15. Qf3 Na5 16. Bc2 Ra7 17. Rad1 Rd7 18. Rfe1 Nxd5 19. Qxd5 Qa8 20. Qd3 c4 21. Qg3 Bf6 22. h3 Qd8 23. Qf3 Kf8 24. g4 Bh4 25. Qg2 h6 26. Be3 Nb7 27. Rd2 Bf6 28. Qf3 d5 29. Rdd1 d4 30. cxd4 Bxd4 31. Rxd4 Rxd4 32. Bxd4 1-0

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.09.30"]
[Round "5"]
[White "Segelken, Peter"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1818"]
[BlackElo "1954"]
[PlyCount "48"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Be2 Be7 6. 0-0 Bf5 7. Nc3 h6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Nb5 Qd8 11. Bd3 Be6 12. Re1 c6 13. Nc3 0-0 14. h3 Qc8 15. Qd2 Nh5 16. Kh2 Qc7+ 17. g3 Nd7 18. Ne5 Rfe8 19. Nxd7 Qxd7 20. Re5 Nf6 21. Bf1 Nh7 22. Rae1 Qc8 23. g4 Bd7 24. R5e3 Nf8 1-0

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.09.29"]
[Round "4"]
[White "Duda, Karl Heinz"]
[Black "Jensen, Helmut"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1954"]
[BlackElo "1736"]
[PlyCount "102"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. d3 d6 6. Bg2 Nge7 7. Bg5 h6 8. Bd2 0-0 9. 0-0 Be6 10. Qc1 Kh7 11. a3 Nf5 12. e3 Qd7 13. b4 Nfe7 14. Rb1 f5 15. Ne1 g5 16. f4 Ng6 17. Nc2 gxf4 18. exf4 e4 19. dxe4 Bxc4 20. exf5 Nge7 21. Re1 Nxf5 22. Ne3 Nxe3 23. Bxe3 Bd3 24. Be4+ Bxe4 25. Nxe4 Rae8 26. Bf2 Bd4 27. Qd2 Bxf2+ 28. Nxf2 Qf5 29. Rbc1 a6 30. Qc3 h5 31. Re3 Rxe3 32. Qxe3 Rf7 33. Re1 Kg6 34. Qd2 Re7 35. Rxe7 Nxe7 36. Qe3 Kf7 37. Qb3+ Qd5 38. Qc2 c6 39. Qh7+ Ke8 40. Qh8+ Kd7 41. Qb8 c5 42. bxc5 dxc5 43. Qh8 c4 44. Qc3 b5 45. Qa5 Qc6 46. Qc3 Qe6 47. Qd4+ Qd6 48. Qc3 Kc7 49. Ne4 Qb6+ 50. Nf2 Qd6 51. Ne4 Qb6+ 1/2-1/2

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.09.28"]
[Round "3"]
[White "Nickel, Juergen"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1762"]
[BlackElo "1954"]
[PlyCount "53"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3 Nc6 6. 0-0 cxd4 7. exd4 Bd7 8. Bb2 Nb4 9. Be2 Rc8 10. c3 Nc6 11. Nbd2 Bd6 12. Bd3 Qc7 13. Re1 0-0 14. Rc1 g6 15. c4 dxc4 16. bxc4 Nb4 17. Bb1 Ng4 18. g3 b6 19. Ne4 Be7 20. Ne5 Nxe5 21. dxe5 Qd8 22. Nf6+ Bxf6 23. exf6 Bc6 24. Qb3 Qd2 25. Bc3 Qh6 26. Bxb4 Qh3 27. Be4 1-0

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.09.27"]
[Round "2"]
[White "Duda, Karl Heinz"]
[Black "Johannsen, Ingbert"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1954"]
[BlackElo "2117"]
[PlyCount "74"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 Be7 4. g3 d5 5. cxd5 exd5 6. e3 Nc6 7. d4 0-0 8. Bg2 Bf5 9. a3 Ne4 10. 0-0 Nxc3 11. bxc3 Na5 12. Nd2 Re8 13. Re1 c6 14. e4 dxe4 15. Bxe4 Bxe4 16. Rxe4 Bf6 17. Qe2 Qd7 18. Kg2 c5 19. Bb2 cxd4 20. cxd4 Nc6 21. Re1 Rxe4 22. Qxe4 Rd8 23. Nf3 h6 24. Rd1 Qd5 25. Qxd5 Rxd5 26. h4 h5 27. Kf1 Kh7 28. Ke2 Kg6 29. Kd3 Kf5 30. Kc4 Ke6 31. Re1+ Kd6 32. a4 Na5+ 33. Kd3 Nc6 34. Ba3+ Kd7 35. Kc4 Ra5 36. Kb3 Rf5 37. Re3 Rxf3 0-1

[Event "Schleswig Holstein-ch Seniors op"]
[Site "Eckernfoerde"]
[Date "2007.09.26"]
[Round "1"]
[White "Eigenmann, Peter"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1356"]
[BlackElo "1954"]
[PlyCount "122"]
[EventDate "2007.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. e4 Nf6 4. d3 a6 5. a3 Bd7 6. Nf3 Nc6 7. Be2 Be7 8. 0-0 0-0 9. Nbd2 h6 10. c3 Bg4 11. d4 exd4 12. cxd4 Nd7 13. d5 Bxf3 14. Nxf3 Nce5 15. Nxe5 dxe5 16. Rc1 Bd6 17. Rc3 Nf6 18. Bd3 Qe7 19. Bc1 Rab8 20. Bc2 Rfd8 21. Rg3 Kh8 22. Qf3 Rg8 23. Qf5 Qd7 24. Qxd7 Nxd7 25. f4 exf4 26. Bxf4 Bxf4 27. Rxf4 f6 28. Bb3 Rge8 29. Bc2 Ne5 30. Rf1 Re7 31. Rd1 Rd8 32. Rc3 Red7 33. Rc1 c6 34. dxc6 Nxc6 35. Bb3 Nd4 36. Re1 Nb5 37. Rce3 Nxa3 38. Ba4 Rd3 39. Rxd3 Rxd3 40. Re2 Rd4 41. e5 fxe5 42. Rxe5 Rxb4 43. Re8+ Kh7 44. Bd7 Kg6 45. Rb8 b6 46. Be8+ Kf6 47. Bc6 a5 48. Rf8+ Ke7 49. Rg8 Kf7 50. Bd5+ Kg6 51. Re8 Rf4 52. Re6+ Rf6 53. Re3 Nb5 54. Rg3+ Kh7 55. Be4+ g6 56. Rb3 Nd4 57. Re3 Re6 58. g4 Kg7 59. h4 g5 60. h5 Nf3+ 61. Kg2 Nd2 0-1

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.09.02"]
[Round "9"]
[White "Nitsche Hahn, Raphael"]
[Black "Duda, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1421"]
[BlackElo "1668"]
[PlyCount "85"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. e3 c5 5. Nc3 cxd4 6. exd4 Bb4 7. Bd2 Nc6 8. c5 a6 9. Be2 Bd7 10. a3 Bxc3 11. Bxc3 Ne4 12. Rc1 Nxc3 13. Rxc3 0-0 14. 0-0 Rb8 15. Ne5 Ne7 16. Rh3 f5 17. Bh5 g6 18. Be2 Nc6 19. Nxc6 Bxc6 20. Re3 Qd7 21. Re1 Rbe8 22. Bd3 Re7 23. Qe2 Rfe8 24. f4 Kg7 25. Rb1 Ra8 26. b4 Kf6 27. b5 axb5 28. Bxb5 Kf7 29. Bxc6 bxc6 30. Reb3 Qc7 31. Qe5 Qxe5 32. fxe5 Rc7 33. Rb7 Ra7 34. Rxc7+ Rxc7 35. a4 Ke7 36. a5 Ra7 37. Ra1 Kd7 38. a6 Kc7 39. h4 h6 40. Kh2 g5 41. hxg5 hxg5 42. Kg3 Ra8 43. Ra3 1/2-1/2

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.09.01"]
[Round "8"]
[White "Duda, Karl Heinz"]
[Black "Pressler, Wolf"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1668"]
[BlackElo "1663"]
[PlyCount "106"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 e5 6. Qb3 Nb6 7. Nf3 Be6 8. Qc2 f6 9. d3 Na6 10. b3 Nb4 11. Qd1 N4d5 12. Nxd5 cxd5 13. 0-0 Bb4 14. Bd2 Qe7 15. Rc1 0-0 16. Rc2 Rac8 17. Qb1 Rxc2 18. Qxc2 Rc8 19. Qb1 d4 20. Bxb4 Qxb4 21. Rc1 Nd5 22. Rxc8+ Bxc8 23. Qb2 Nc3 24. Kf1 Be6 25. Nd2 Na4 26. Qc1 Qc3 27. Qe1 Nc5 28. Qd1 b5 29. Ne4 Nxe4 30. Bxe4 Qb2 31. Bc6 Qxa2 32. Bxb5 Bxb3 33. Qc1 Qc2 34. Bc4+ Kh8 35. Qxc2 Bxc2 36. Ke1 Ba4 37. Kd2 g5 38. e3 Kg7 39. Kc1 Kf8 40. Kb2 Bc6 41. Ka3 Ke7 42. Bg8 h6 43. Bh7 Kd6 44. Bf5 e4 45. exd4 exd3 46. Bxd3 Kd5 47. Bc2 Kxd4 48. f4 gxf4 49. gxf4 Ke3 50. f5 Kf2 51. Bb3 Kg2 52. h4 Kg3 53. h5 Kg4 0-1

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.31"]
[Round "7"]
[White "Pressler, Paul"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1389"]
[BlackElo "1668"]
[PlyCount "95"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Rc8 9. Nc3 Nxd4 10. Nxd4 Qxd4 11. Re1 Qb6 12. Bd2 Ne7 13. a4 Nc6 14. a5 Qd8 15. Nb5 a6 16. Nd6+ Bxd6 17. exd6 0-0 18. Qh5 f5 19. b4 Qe8 20. Qg5 Nd4 21. Qg3 Qg6 22. Qxg6 hxg6 23. Bg5 Rc3 24. Re3 Rfc8 25. Rg3 e5 26. Bd2 Nb3 27. Bxc3 Nxa1 28. Bf1 Nc2 29. Bxe5 Re8 30. Bc3 Kf7 31. h4 d4 32. Bd2 Bb5 33. Bxb5 axb5 34. Bg5 Nxb4 35. d7 Re1+ 36. Kh2 Nc6 37. Rd3 Re7 38. Rxd4 Nd8 39. Bxe7 Kxe7 40. Kg3 Nc6 41. Rd2 Kd8 42. Kf4 b4 43. Kg5 b3 44. Kxg6 Nxa5 45. Kxg7 Nc4 46. Rd3 b2 47. Rb3 Kxd7 48. h5 1-0

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.30"]
[Round "6"]
[White "Duda, Karl Heinz"]
[Black "Straub, Peter"]
[Result "0-1"]
[ECO "A27"]
[WhiteElo "1668"]
[BlackElo "1992"]
[PlyCount "98"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. d3 Nh6 6. Bg2 d6 7. Bg5 f6 8. Bxh6 Bxh6 9. Nd5 Be6 10. Nc3 Qd7 11. a3 0-0 12. b4 Rae8 13. Nd2 a6 14. Rb1 Bh3 15. 0-0 Bxg2 16. Kxg2 Ne7 17. e3 b5 18. cxb5 axb5 19. Rc1 d5 20. Ncb1 f5 21. Rc5 f4 22. exf4 exf4 23. Nf3 Bg7 24. Nc3 c6 25. Ne2 fxg3 26. hxg3 Nf5 27. Qc2 Re3 28. Rxc6 Rxe2 29. Qxe2 Qxc6 30. Re1 Nd4 31. Nxd4 Bxd4 32. f3 Bf6 33. Qe6+ Qxe6 34. Rxe6 Kf7 35. Rb6 Ra8 36. Rxb5 d4 37. Ra5 Rxa5 38. bxa5 Bd8 39. a6 Bb6 40. f4 Ke6 41. Kf3 h5 42. Ke4 Ba7 43. a4 Bb6 44. a5 Ba7 45. Kf3 Kf5 46. Kf2 Kg4 47. Kg2 h4 48. gxh4 Kxf4 49. h5 gxh5 0-1

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.29"]
[Round "5"]
[White "Duda, Karl Heinz"]
[Black "Loder, Wilhelm"]
[Result "1/2-1/2"]
[ECO "E67"]
[WhiteElo "1668"]
[BlackElo "2090"]
[PlyCount "87"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. Nf3 d6 4. d4 Nf6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. Bg5 h6 10. Bxf6 Bxf6 11. Qd2 Bg7 12. Rad1 c6 13. Qd6 Re8 14. Bh3 Bf8 15. Qd2 f5 16. e4 Qf6 17. exf5 gxf5 18. Nh4 Nc5 19. Qe2 Be6 20. b3 e4 21. Qc2 Bg7 22. Ne2 Nd3 23. f3 Qe5 24. fxe4 fxe4 25. Bxe6+ Qxe6 26. Nf4 Nxf4 27. Rxf4 Kh8 28. Qe2 e3 29. Rf3 Rad8 30. Rxd8 Rxd8 31. Nf5 Re8 32. Qxe3 Qxe3+ 33. Nxe3 Bd4 34. Kf2 Kg7 35. Ke2 Kg6 36. Kd3 Rd8 37. Nf1 Bf6+ 38. Kc2 Re8 39. Re3 Rf8 40. Rf3 Re8 41. Kd3 Re1 42. h3 Rd1+ 43. Ke4 Rd4+ 44. Ke3 1/2-1/2

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.28"]
[Round "4"]
[White "Schmidt, Volker"]
[Black "Duda, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1800"]
[BlackElo "1668"]
[PlyCount "81"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 g6 5. Bg2 Bg7 6. 0-0 d6 7. Re1 Bg4 8. d3 Qc8 9. Bd2 0-0 10. Rb1 a6 11. a3 Rb8 12. Nd5 Nxd5 13. cxd5 Na7 14. Qc1 b5 15. Bh6 b4 16. Bxg7 Kxg7 17. Nd2 bxa3 18. bxa3 Qc7 19. Nc4 Rxb1 20. Qxb1 Rb8 21. Qa1+ Kg8 22. h3 Bd7 23. Kh2 Qb7 24. Qc3 Qb5 25. Qd2 Be8 26. Qg5 Qd7 27. h4 Qd8 28. Qf4 f6 29. Bf3 Bf7 30. Kg2 Kg7 31. Rh1 Qd7 32. Ne3 Nb5 33. Qa4 Qa7 34. h5 Nd4 35. hxg6 hxg6 36. Qa5 Qb7 37. Qd2 Qb2 38. Qa5 Qb7 39. Qd2 Qb2 40. Qa5 Qb7 41. Qd2 1/2-1/2

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.27"]
[Round "3"]
[White "Duda, Karl Heinz"]
[Black "Mayer, Frank1111"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1668"]
[BlackElo "1916"]
[PlyCount "85"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 b6 2. Nf3 Bb7 3. Nc3 e6 4. g3 Bxf3 5. exf3 c5 6. Bg2 Nc6 7. f4 Rc8 8. Nb5 a6 9. Nc3 Nge7 10. Qa4 a5 11. 0-0 Nf5 12. Nb5 Be7 13. d3 0-0 14. Be3 d5 15. Rad1 Bf6 16. Bc1 g6 17. Rd2 Qd7 18. Qd1 d4 19. Qf3 Nd6 20. a4 Nb4 21. Bh3 h5 22. Re1 Rfe8 23. b3 Kg7 24. Qd1 Nf5 25. Rde2 Rcd8 26. Qd2 Rh8 27. Bg2 Ne7 28. Be4 Nec6 29. h4 Ne7 30. Kh2 Nbc6 31. Bg2 Nf5 32. Re4 Nce7 33. R4e2 Nh6 34. Bf3 Nef5 35. Kg2 Bxh4 36. Rh1 Bf6 37. Ree1 Rde8 38. Qe2 Ng8 39. Be4 Nge7 40. Rh2 Rh7 41. Na3 Nc8 42. Nb1 Nfd6 43. Bf3 1/2-1/2

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.27"]
[Round "2"]
[White "Hackbarth, Wolfgang"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2054"]
[BlackElo "1668"]
[PlyCount "58"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 b6 3. d3 Bb7 4. e4 Nc6 5. Nge2 Nge7 6. g3 h6 7. Bg2 Ng6 8. 0-0 Bc5 9. Nd5 Nd4 10. b4 Nxe2+ 11. Qxe2 Bd4 12. Rb1 c6 13. Ne3 d6 14. Kh1 0-0 15. Nf5 Bc8 16. f4 c5 17. Nxd4 cxd4 18. f5 Nh8 19. f6 g6 20. Bxh6 Re8 21. Qd2 Qd7 22. Bg7 Qg4 23. Bxh8 Qh5 24. Bg7 Kh7 25. Rf2 Rg8 26. Rbf1 Be6 27. h4 Rxg7 28. fxg7 Kxg7 29. Bf3 Qh7 1-0

[Event "Bayern-chB 77th"]
[Site "Bad Woerishofen"]
[Date "2006.08.26"]
[Round "1"]
[White "Duda, Karl Heinz"]
[Black "Schatz, Christian"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1668"]
[BlackElo "2067"]
[PlyCount "141"]
[EventDate "2006.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. d3 0-0 6. Be3 d6 7. Qc1 Ng4 8. Bd2 Nc6 9. Nf3 Bf5 10. 0-0 Qd7 11. h3 Nge5 12. Nxe5 Bxe5 13. Kh2 Rab8 14. Rb1 a6 15. e4 Be6 16. Ne2 Bg7 17. a3 b5 18. b3 bxc4 19. dxc4 Rb6 20. Bc3 Rfb8 21. Bxg7 Kxg7 22. Qc3+ f6 23. f4 Bg8 24. e5 dxe5 25. Bxc6 Qxc6 26. fxe5 Qe4 27. exf6+ Rxf6 28. Rbe1 Qb7 29. Nc1 Rd8 30. Nd3 Qc7 31. Nf2 Rd4 32. Qe3 Rd7 33. Qc3 Qd6 34. Re2 Qd4 35. Qxd4 cxd4 36. Rd1 Rb6 37. Nd3 Rc7 38. Nc1 Rd7 39. c5 Re6 40. Rxe6 Bxe6 41. b4 Bc4 42. c6 Rc7 43. Rxd4 Rxc6 44. Nd3 Bxd3 45. Rxd3 Rc2+ 46. Kg1 Ra2 47. Rf3 e5 48. Kf1 h5 49. h4 Rb2 50. Ke1 Rg2 51. Kf1 Rc2 52. Ke1 e4 53. Re3 Rc4 54. Kd2 Kf6 55. Rc3 e3+ 56. Rxe3 Kf5 57. Kd3 Rc1 58. Kd4 Kg4 59. Kd5 Rc2 60. Rb3 Rc1 61. a4 Ra1 62. b5 Rxa4 63. b6 Ra1 64. b7 Rd1+ 65. Kc6 Rd8 66. Kc7 Rf8 67. b8Q Rxb8 68. Kxb8 a5 69. Kb7 g5 70. hxg5 Kxg5 71. Kb6 1-0

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.30"]
[Round "9"]
[White "Hoose, Hannelore"]
[Black "Duda, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1554"]
[BlackElo "1671"]
[PlyCount "65"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Nf3 Bb4+ 7. Nc3 Nge7 8. Bd3 Ng6 9. 0-0 a6 10. Ne2 b5 11. Be3 Be7 12. a3 Nh4 13. Nxh4 Bxh4 14. Rc1 Bd7 15. Qd2 Na5 16. Bc2 Nc4 17. Qc3 Rc8 18. Bb1 Nxe5 19. Qe1 Nc4 20. g3 Bg5 21. Bxg5 Qxg5 22. f4 Qf6 23. Rc2 0-0 24. Rf3 Nd6 25. Rxc8 Rxc8 26. Rc3 g6 27. Qc1 Nc4 28. Bd3 Qd8 29. b3 Nd6 30. Rxc8 Qxc8 31. Qxc8+ Nxc8 32. Kf2 Ne7 33. a4 1/2-1/2

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.29"]
[Round "8"]
[White "Duda, Karl Heinz"]
[Black "Thuma, Horst"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1671"]
[BlackElo "1664"]
[PlyCount "70"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Be7 4. Bg2 0-0 5. d3 c6 6. a3 d5 7. cxd5 cxd5 8. Nf3 Nc6 9. Nd2 Bg4 10. 0-0 Qd7 11. b4 a6 12. Rb1 b5 13. Bb2 Nd4 14. Re1 Rac8 15. f3 Bh3 16. e3 Nc6 17. Ne2 Bxg2 18. Kxg2 Bd6 19. Qb3 Rc7 20. Rbc1 Rfc8 21. Qa2 Qf5 22. Qb1 Qg5 23. Nf1 h5 24. Rc2 h4 25. g4 Nxg4 26. fxg4 Qxg4+ 27. Kh1 Qf3+ 28. Kg1 Ne7 29. Nc3 h3 30. Rec1 e4 31. dxe4 Rxc3 32. Rf2 Rxc1 33. Bxc1 Qg4+ 34. Kh1 Qd1 35. exd5 Rxc1 0-1

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.28"]
[Round "7"]
[White "Andrich, Hans Ludwig"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1687"]
[BlackElo "1671"]
[PlyCount "103"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. c3 Bd7 6. Be2 c4 7. b4 Nf6 8. Nbd2 h6 9. Ne5 Nxe5 10. dxe5 Nh7 11. a4 a6 12. h4 Be7 13. Bg3 Nf8 14. Nf3 Bc6 15. Nd4 Bd7 16. Qc2 Qc7 17. f4 Nh7 18. Kf2 0-0-0 19. f5 Rdg8 20. Bf4 Qd8 21. fxe6 Bxe6 22. Bg3 Qd7 23. a5 Qe8 24. Bf3 g5 25. e4 Qd8 26. Rad1 gxh4 27. Bf4 Bg5 28. Qc1 Bxf4 29. Qxf4 Qg5 30. Qxg5 Nxg5 31. exd5 Bd7 32. Rxh4 Re8 33. Re1 Kc7 34. Bh5 Ref8 35. Rf4 Kd8 36. Nf3 Ke7 37. Rxc4 Kd8 38. Rf4 Ke7 39. c4 Rhg8 40. Nd4 Rg7 41. Re3 Rfg8 42. Nf5+ Bxf5 43. Rxf5 Kd7 44. c5 Kc7 45. g4 Rd8 46. d6+ Kd7 47. Rf6 Re8 48. Rxh6 Nh7 49. Kg3 Nf8 50. Rf6 Ng6 51. e6+ Rxe6 52. Rexe6 1-0

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.27"]
[Round "6"]
[White "Duda, Karl Heinz"]
[Black "Wuestefeld, Dietfried"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1671"]
[BlackElo "1794"]
[PlyCount "134"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. Nf3 0-0 7. Be3 d6 8. 0-0 Ng4 9. Bg5 f6 10. Bd2 Bd7 11. Qc1 Rf7 12. Rb1 Qc8 13. Nd5 e6 14. Nc3 Qf8 15. a3 Rb8 16. Bf4 Bh6 17. Ne4 Bxf4 18. Qxf4 Nce5 19. Nxe5 Nxe5 20. Nc3 g5 21. Qd2 Qh6 22. f3 f5 23. Nb5 Bxb5 24. cxb5 Qh5 25. b3 b6 26. d4 Ng6 27. dxc5 dxc5 28. Qd6 Re8 29. Rbd1 Nf8 30. Qe5 Nd7 31. Qc3 Qg6 32. Rd2 h5 33. Rfd1 Ree7 34. Rd6 f4 35. g4 Rh7 36. h3 Nf8 37. a4 Qf7 38. Qe5 Rg7 39. Rd8 Re8 40. R8d3 Rc8 41. Rd6 h4 42. Qe4 Qf6 43. Kh2 Re8 44. Bf1 Qb2 45. Qc4 Qe5 46. Kg2 Rf7 47. Qc2 Kg7 48. Qd2 Ree7 49. Rd3 Nh7 50. Qc3 Qxc3 51. Rxc3 Nf6 52. e4 fxe3 53. Rxe3 Nd5 54. Re5 Nf4+ 55. Kf2 Rd7 56. Rxd7 Rxd7 57. Rxg5+ Kf6 58. Rg8 Rd2+ 59. Ke3 Rd1 60. Kxf4 Rxf1 61. Rf8+ Ke7 62. Rh8 e5+ 63. Ke4 Rb1 64. Rxh4 Rxb3 65. Rh7+ Ke6 66. Rxa7 Rb4+ 67. Kd3 Rb3+ 0-1

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.26"]
[Round "5"]
[White "Bisse, Vilorij"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1778"]
[BlackElo "1671"]
[PlyCount "14"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b3 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. c3 d4 0-1

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.23"]
[Round "2"]
[White "Duda, Karl Heinz"]
[Black "Hein, Manfred"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1671"]
[BlackElo "2010"]
[PlyCount "60"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 c6 6. Bg2 Bf5 7. Nf3 h6 8. 0-0 Bd6 9. a3 0-0 10. b4 Ne4 11. Nxe4 Bxe4 12. Ne1 Bxg2 13. Nxg2 Nd7 14. Bf4 Nb6 15. Bxd6 Qxd6 16. Qd3 a6 17. Rac1 Rfe8 18. Rfe1 Re6 19. Nf4 Re7 20. Kg2 Rae8 21. e3 g5 22. Ne2 Nc4 23. Rh1 Nxe3+ 24. fxe3 Rxe3 25. Qf5 Rxe2+ 26. Kh3 Kg7 27. Rhf1 Qe6 28. Rc3 h5 29. Rd3 f6 30. Rc3 g4+ 0-1

[Event "GER-ch Seniors 18th"]
[Site "Dresden"]
[Date "2006.07.22"]
[Round "1"]
[White "Kahn, Peter"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C08"]
[WhiteElo "2001"]
[BlackElo "1671"]
[PlyCount "83"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. Nb3 Re8 11. Qd3 Bb6 12. Bg5 Bc6 13. c3 h6 14. Bh4 Nbd7 15. Rfe1 Qc7 16. Bg3 Qd8 17. Rxe8+ Qxe8 18. Re1 Qd8 19. Nfd4 Rc8 20. Nxc6 bxc6 21. Ba6 Ne4 22. Bxc8 Qxc8 23. Nd4 Ndf6 24. Qf3 Bxd4 25. cxd4 Qa6 26. Qb3 Nxg3 27. hxg3 Qa5 28. Re2 c5 29. dxc5 Qxc5 30. Qb8+ Kh7 31. Qe5 Qc1+ 32. Re1 Qc4 33. Qf5+ Kh8 34. b3 Qc5 35. Qf4 Qa5 36. Rc1 Qa6 37. Qf5 g6 38. Qc8+ Qxc8 39. Rxc8+ Kg7 40. Ra8 d4 41. Kf1 d3 42. Rxa7 1-0

[Event "Mecklenburg VP-ch Seniors 05th"]
[Site "Plau am See"]
[Date "2005.10.05"]
[Round "2"]
[White "Voelzke, Siegfried"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1961"]
[BlackElo "1645"]
[PlyCount "53"]
[EventDate "2005.10.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 c5 5. c4 Nc6 6. b3 Be7 7. Bb2 0-0 8. cxd5 exd5 9. d4 b6 10. Nc3 Bb7 11. Rc1 Qd7 12. Ne5 Nxe5 13. dxe5 Ng4 14. Nxd5 Rad8 15. e4 Nh6 16. Qc2 f6 17. Rfd1 Qe6 18. Nf4 Qc6 19. Rxd8 Bxd8 20. Qc4+ Kh8 21. exf6 gxf6 22. e5 Qc8 23. Bxb7 Qxb7 24. Ne6 Qf7 25. Nxf8 Qxf8 26. Qe6 Ng8 27. Rd1 1-0

[Event "GER-ch Seniors-B 17th"]
[Site "Essen"]
[Date "2005.08.28"]
[Round "8"]
[White "Paulsen, Eckart"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1824"]
[BlackElo "1617"]
[PlyCount "101"]
[EventDate "2005.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 108 Extra"]
[Source "ChessBase"]
[SourceDate "2005.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 c4 6. Nd2 b5 7. Ngf3 Bb7 8. Be2 Nge7 9. 0-0 Ng6 10. b3 Na5 11. bxc4 Nxc4 12. Nxc4 dxc4 13. Ng5 Be7 14. Nf3 a6 15. Rb1 Bc6 16. Qd2 h6 17. Ne1 Nh4 18. f4 Qd7 19. Bf2 Nxg2 20. Nxg2 Qd5 21. Bf3 Qxf3 22. Bh4 Qd5 23. Bxe7 Kxe7 24. Rb2 Rag8 25. f5 f6 26. fxe6 Rf8 27. Qe3 fxe5 28. Rf7+ Rxf7 29. exf7 Rf8 30. Re2 Qxf7 31. Qxe5+ Kd7 32. h4 Re8 33. Qxe8+ Qxe8 34. Rxe8 Kxe8 35. Nf4 g5 36. hxg5 hxg5 37. Ne6 g4 38. Nc7+ Kd7 39. Nxa6 Ke6 40. Nb4 Bf3 41. Kf2 Kd6 42. a3 Ke6 43. Nc2 Kf5 44. Ne3+ Ke4 45. d5 Kd3 46. d6 Bc6 47. Nd5 Kc2 48. Nb4+ Kxc3 49. Nxc6 Kb2 50. Nd4 Kxa3 51. Nxb5+ 1-0

[Event "GER-ch Seniors-B 17th"]
[Site "Essen"]
[Date "2005.08.25"]
[Round "5"]
[White "Smits, Oswald"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1966"]
[BlackElo "1617"]
[PlyCount "69"]
[EventDate "2005.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 108 Extra"]
[Source "ChessBase"]
[SourceDate "2005.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Nbd2 e6 4. e3 Be7 5. Bd3 0-0 6. 0-0 c5 7. c3 Nc6 8. Re1 h6 9. Qe2 Bd6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qc7 13. dxc5 Bxc5 14. Bc2 Ne7 15. Bd2 Bd7 16. b4 Bd6 17. c4 b6 18. Qd3 f5 19. h3 Ng6 20. Rad1 Rf7 21. Bb3 Nf8 22. Bc3 Be7 23. Ne5 Bf6 24. Nxf7 Bxc3 25. Nxh6+ gxh6 26. Qxc3 Qd8 27. Re3 f4 28. Re4 Qg5 29. Qe5 Qxe5 30. Rxe5 Kf7 31. Re4 Re8 32. Rxf4+ Ke7 33. Rh4 Nh7 34. Rxh6 Nf6 35. Rxf6 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.16"]
[Round "6"]
[White "Duda, Karl Heinz"]
[Black "Neumueller, Daniel"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "1572"]
[BlackElo "1413"]
[PlyCount "66"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. d3 0-0 7. 0-0 c6 8. Bg5 Be6 9. Qd2 Nbd7 10. Rfd1 Qc7 11. Rac1 Rfe8 12. b4 a6 13. a4 d5 14. cxd5 Nxd5 15. b5 Nxc3 16. Rxc3 e4 17. dxe4 Bxc3 18. Qxc3 Bg4 19. h3 Bxf3 20. Bxf3 Qe5 21. Qd2 Nf6 22. Bf4 Qe6 23. bxc6 bxc6 24. e5 Nh5 25. Bg4 Qe7 26. Bf3 Red8 27. Qc2 Rxd1+ 28. Qxd1 Nxf4 29. gxf4 Rc8 30. e3 c5 31. Bg4 Rc7 32. Qd5 h5 33. Be2 Ra7 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.16"]
[Round "7"]
[White "Wehr, Jan"]
[Black "Duda, Karl Heinz"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1385"]
[BlackElo "1572"]
[PlyCount "40"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. f4 e6 3. e3 c5 4. c3 Nc6 5. Nf3 Nf6 6. Bd3 a6 7. 0-0 b5 8. Nbd2 c4 9. Bc2 g6 10. Ne5 Bb7 11. Qe1 Bg7 12. g4 Nxe5 13. fxe5 Nxg4 14. Qg3 Nh6 15. e4 dxe4 16. Nxe4 Nf5 17. Qf2 0-0 18. Bg5 Qc7 19. Nf6+ Bxf6 20. Bxf6 Qc6 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.15"]
[Round "5"]
[White "Der, Josef"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1664"]
[BlackElo "1572"]
[PlyCount "69"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 c5 4. e3 Nc6 5. c3 Nf6 6. Bg2 Bd7 7. 0-0 Bd6 8. dxc5 Bxc5 9. b4 Be7 10. Bb2 b5 11. Nbd2 a6 12. a3 0-0 13. Nd4 Rc8 14. Rc1 Ne5 15. Qe2 Qb6 16. Kh1 Rc7 17. f3 Bc8 18. e4 Bb7 19. exd5 Bxd5 20. Qxe5 Qb7 21. Rg1 Rfc8 22. g4 Nd7 23. Qg3 Nb6 24. f4 Na4 25. Ba1 Bf6 26. Ne2 Bxg2+ 27. Qxg2 Qb6 28. Ne4 Be7 29. f5 f6 30. Nf4 e5 31. Nd5 Qc6 32. Nxc7 Qxc7 33. g5 fxg5 34. Nxg5 Bf6 35. Qd5+ 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.15"]
[Round "4"]
[White "Duda, Karl Heinz"]
[Black "Scharrenbroich, Andreas"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1572"]
[BlackElo "1845"]
[PlyCount "126"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. cxd5 Nxd5 5. g3 b6 6. Bg2 Bb7 7. 0-0 Be7 8. d3 0-0 9. Bd2 c5 10. Qc1 Nd7 11. Nxd5 Bxd5 12. Bc3 Bf6 13. Qf4 Bxc3 14. bxc3 Nf6 15. c4 Bb7 16. Rab1 Qb8 17. Qxb8 Raxb8 18. Rb2 Bc6 19. Rfb1 Rb7 20. Ng5 Bxg2 21. Kxg2 Rfb8 22. a4 Nd7 23. Ne4 Rd8 24. Nd6 Rbb8 25. Nb5 Kf8 26. Rb3 f6 27. Nc7 Ke7 28. Nb5 Re8 29. Nc7 Rec8 30. Nb5 Re8 31. Nc7 Rec8 32. Nb5 Rf8 33. Nc3 f5 34. f3 g5 35. h3 h5 36. R3b2 g4 37. hxg4 hxg4 38. f4 Rh8 39. Rh1 Rxh1 40. Kxh1 Rh8+ 41. Kg2 Nf6 42. Rb1 Rh3 43. Rh1 Rxh1 44. Kxh1 Kd7 45. Kg2 Kc6 46. Kf2 a6 47. Kg2 Ne8 48. Kf2 Nc7 49. Ke1 b5 50. axb5+ axb5 51. cxb5+ Nxb5 52. Nxb5 Kxb5 53. Kd2 Kb4 54. Kc2 c4 55. dxc4 Kxc4 56. e3 Kd5 57. Kd3 e5 58. Ke2 exf4 59. exf4 Ke4 60. Kf2 Kd3 61. Kg1 Ke3 62. Kg2 Ke2 63. Kh1 Kf3 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.14"]
[Round "2"]
[White "Duda, Karl Heinz"]
[Black "Potempa, Dieter Heinz"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1572"]
[BlackElo "2031"]
[PlyCount "85"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. e3 g6 6. Nf3 Bg7 7. Bb5+ Nc6 8. Ne5 Bd7 9. Nxd7 Qxd7 10. Qa4 0-0 11. 0-0 Rfc8 12. Bd2 a6 13. Bxc6 Rxc6 14. Rac1 Rac8 15. a3 Qf5 16. Qd1 b5 17. Qe2 Ne8 18. h3 Nd6 19. g4 Qe6 20. b3 R8c7 21. Qd3 h5 22. f3 f5 23. Ne2 Bh6 24. gxh5 gxh5 25. Rxc6 Rxc6 26. Kf2 Kf7 27. Rg1 Qf6 28. Kg2 Ne4 29. Be1 Rc8 30. Kf1 Rg8 31. Rxg8 Kxg8 32. a4 Nd6 33. axb5 axb5 34. Nc3 Qe6 35. f4 Kf7 36. Bd2 b4 37. Na2 Ne4 38. Nxb4 Qg6 39. Be1 h4 40. Nxd5 Ng3+ 41. Bxg3 e6 42. Bf2 exd5 43. Qb5 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.14"]
[Round "3"]
[White "Kordel, Mathias"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1935"]
[BlackElo "1572"]
[PlyCount "81"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bg5 Be7 4. Bxe7 Nxe7 5. e3 Nf5 6. Bd3 Nd6 7. Nbd2 b6 8. Ne5 Qg5 9. 0-0 0-0 10. f4 Qf6 11. Rf3 Ba6 12. Bxa6 Nxa6 13. Nd7 Qe7 14. Nxf8 Kxf8 15. Qe2 Nb8 16. e4 dxe4 17. Nxe4 Nd7 18. Nxd6 Qxd6 19. Qe4 Rb8 20. c3 Nf6 21. Qe5 Qd7 22. f5 Re8 23. fxe6 Rxe6 24. Qg3 Re2 25. Re3 Rxb2 26. Qf3 c6 27. Qf4 Qd8 28. c4 Rc2 29. d5 cxd5 30. Rd1 Rxa2 31. cxd5 Ra5 32. Red3 Rc5 33. d6 Qd7 34. Qf3 Rc8 35. Rc3 Rxc3 36. Qxc3 Ne8 37. Qd4 h6 38. h3 f6 39. Qd5 h5 40. Re1 f5 41. Re7 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.13"]
[Round "1"]
[White "Schless, Sebastian"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2069"]
[BlackElo "1572"]
[PlyCount "87"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Qb6 7. Bd3 Bd7 8. 0-0 Nb4 9. Be2 Rc8 10. Nc3 Nc6 11. a3 Na5 12. Qd3 Nb3 13. Rb1 Ne7 14. Be3 Nc6 15. Na4 Qa6 16. Qxa6 bxa6 17. Bxa6 Rb8 18. Nc3 Nca5 19. Rfd1 Be7 20. Nd2 0-0 21. f4 Rb6 22. Be2 Rfb8 23. Nxb3 Nxb3 24. Bf3 Bd8 25. f5 R6b7 26. fxe6 fxe6 27. Nxd5 Na5 28. b4 Bc6 29. Rbc1 Bxd5 30. Bxd5 exd5 31. bxa5 Bxa5 32. Rc5 Rb5 33. Rdc1 Rxc5 34. Rxc5 Rb1+ 35. Kf2 Bb6 36. Rxd5 Rb2+ 37. Kf3 Rb3 38. Ke4 Rxa3 39. e6 Kf8 40. Rd7 h6 41. Bf4 Ra1 42. Bd6+ Ke8 43. Rxg7 Re1+ 44. Kd5 1-0

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "6"]
[White "Cohn, Irina"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2057"]
[PlyCount "107"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. b3 e6 2. Bb2 d5 3. Nf3 Nf6 4. e3 Be7 5. Be2 c5 6. 0-0 Nc6 7. d4 b6 8. Bb5 Bd7 9. dxc5 a6 10. Bxc6 Bxc6 11. cxb6 Qxb6 12. Nd4 Bb7 13. Nd2 0-0 14. c4 Rac8 15. Rc1 Nd7 16. Qh5 Bf6 17. cxd5 Bxd5 18. N2f3 Be4 19. Nd2 Bb7 20. Nc4 Qa7 21. Ba3 g6 22. Qa5 Rfd8 23. Nd6 Rxc1 24. Rxc1 Qa8 25. Nxb7 Qxb7 26. Nf3 Rc8 27. Rxc8+ Qxc8 28. Qd2 Bg7 29. h3 h6 30. Bb2 Bxb2 31. Qxb2 Qc7 32. Nd4 Qd6 33. Qc2 Kg7 34. Qc6 Qxc6 35. Nxc6 Kf6 36. Kf1 e5 37. Ke2 Ke6 38. Nb4 a5 39. Nc6 a4 40. bxa4 Kd5 41. Nd8 f6 42. Nf7 h5 43. g4 hxg4 44. hxg4 g5 45. Nh6 Kc4 46. a3 Kc5 47. a5 Kc6 48. a4 Kb7 49. Kd3 Ka6 50. Ke4 Kxa5 51. Kf5 Kxa4 52. Ng8 Nc5 53. Nxf6 Nd3 54. Ne4 1-0

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "1"]
[White "Duda, Karl Heinz"]
[Black "Belokopyt, Boris Khaimovich"]
[Result "1/2-1/2"]
[ECO "A37"]
[BlackElo "2111"]
[PlyCount "94"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. 0-0 e6 7. d3 Nge7 8. Be3 Nf5 9. Bd2 0-0 10. Qc1 Rb8 11. Ne4 Ncd4 12. Re1 b6 13. Nc3 Bb7 14. Nxd4 Nxd4 15. Rb1 Bxg2 16. Kxg2 Re8 17. Bg5 f6 18. Bf4 Qd7 19. Kg1 f5 20. b4 cxb4 21. Rxb4 Rbc8 22. Nb5 Nxb5 23. Rxb5 d5 24. Rd1 dxc4 25. dxc4 Qc6 26. Rb3 e5 27. Bg5 Qxc4 28. Qxc4+ Rxc4 29. Rd7 h6 30. Be7 Ra4 31. Ra3 Rxa3 32. Bxa3 Ra8 33. Bb2 Bf6 34. f4 Rd8 35. Rxa7 Rd2 36. Bxe5 Bxe5 37. fxe5 Rxe2 38. Rb7 Rxa2 39. Rxb6 Kf7 40. Rb7+ Ke6 41. Rb6+ Kxe5 42. Rxg6 Ke4 43. Rf6 h5 44. Rb6 Rd2 45. Rb4+ Rd4 46. Rxd4+ Kxd4 47. Kf2 Ke4 1/2-1/2

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "5"]
[White "Duda, Karl Heinz"]
[Black "Brauner, Rudolf"]
[Result "1/2-1/2"]
[ECO "A34"]
[BlackElo "2036"]
[PlyCount "72"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. d3 Be7 9. b3 Bf5 10. Bb2 Qd7 11. Rc1 Bf6 12. Nd2 Bh3 13. Nce4 b6 14. Nc4 Bxg2 15. Kxg2 0-0 16. a3 Qd5 17. Kg1 Be7 18. Ne3 Qe6 19. Qc2 f5 20. Nd2 f4 21. Ng2 Rf7 22. b4 Nd5 23. bxc5 Bxc5 24. Ne4 fxg3 25. hxg3 Nd4 26. Nxc5 bxc5 27. Qd1 Rb8 28. Ba1 Qd6 29. a4 Qb6 30. f3 c4 31. Rf2 cxd3 32. Qxd3 Nf6 33. e3 Nxf3+ 34. Rxf3 e4 35. Rxf6 exd3 36. Rxb6 Rxb6 1/2-1/2

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "7"]
[White "Duda, Karl Heinz"]
[Black "Homes, Helmut"]
[Result "1-0"]
[ECO "A38"]
[BlackElo "2030"]
[PlyCount "85"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. d3 0-0 7. 0-0 a6 8. a3 Rb8 9. Bd2 b5 10. cxb5 axb5 11. Qc1 d5 12. Bf4 Rb7 13. Rb1 Bf5 14. Nh4 Bg4 15. Nf3 Qc8 16. Bg5 Qd7 17. Re1 Rc8 18. Bf4 Nh5 19. Bh6 e5 20. Bxg7 Nxg7 21. Qh6 f6 22. Qc1 g5 23. Nd2 Ne7 24. Nf1 b4 25. Nd1 Ngf5 26. f3 Nd4 27. fxg4 Qxg4 28. Nde3 Nxe2+ 29. Rxe2 Qxe2 30. Nxd5 Ra7 31. Nxe7+ Rxe7 32. Qc4+ Kg7 33. axb4 Rd7 34. Be4 Rd4 35. Qb5 Rc7 36. Qb6 Rdd7 37. bxc5 Qc2 38. c6 Qxb1 39. cxd7 Rxd7 40. Qe6 Rc7 41. Qf5 Kg8 42. Qxf6 Qc1 43. Bd5+ 1-0

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "3"]
[White "Duda, Karl Heinz"]
[Black "Leutz, Hans"]
[Result "1-0"]
[ECO "D13"]
[BlackElo "1849"]
[PlyCount "55"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. e3 Nc6 6. Nf3 Bg4 7. Be2 e6 8. h3 Bh5 9. 0-0 a6 10. a3 Bd6 11. b4 Rc8 12. Bb2 Bb8 13. Nd2 Qc7 14. g3 Bxe2 15. Qxe2 h5 16. f4 Ne7 17. Rac1 Qd7 18. Kg2 Nf5 19. Nf3 h4 20. gxh4 Nxh4+ 21. Nxh4 Rxh4 22. Qf3 Ke7 23. Rh1 Rg8 24. Kf2 g5 25. Rcg1 gxf4 26. Rxg8 fxe3+ 27. Qxe3 Nxg8 28. Qg5+ 1-0

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "4"]
[White "Dziura, Dieter"]
[Black "Duda, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2042"]
[PlyCount "98"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bg5 Be7 6. Nf3 0-0 7. 0-0 Bg4 8. Re1 Re8 9. Nbd2 Nbd7 10. c3 h6 11. Bh4 Nh5 12. h3 Bxh4 13. Rxe8+ Qxe8 14. hxg4 Nf4 15. Bf5 Bf6 16. Qf1 Nb6 17. g3 Ne6 18. Re1 Qc6 19. Bd3 a6 20. Bc2 g6 21. Ne5 Qd6 22. Qd3 Nf8 23. Ndf3 Nbd7 24. Qe3 g5 25. Kg2 Kg7 26. Nxd7 Qxd7 27. Bf5 Qc6 28. Ne5 Qd6 29. f4 c6 30. Nf3 Qd8 31. Qg1 Qd6 32. Ne5 Ne6 33. Qh2 Bxe5 34. dxe5 Qe7 35. Bxe6 fxe6 36. f5 exf5 37. gxf5 Qf7 38. g4 Re8 39. Rh1 Rh8 40. Qh5 Qxh5 41. gxh5 Kf7 42. Kg3 Re8 43. Re1 Ke7 44. Kg4 Rd8 45. e6 Re8 46. b4 b5 47. a4 Rb8 48. axb5 cxb5 49. Re5 Rd8 1/2-1/2

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "2"]
[White "Leiber, Bernhard"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "2224"]
[PlyCount "75"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 dxc4 6. e4 0-0 7. Bxc4 c6 8. 0-0 Nfd7 9. Bxe7 Qxe7 10. e5 Nb6 11. Bd3 h6 12. Qe2 Nd5 13. Qe4 g6 14. h4 Kh8 15. h5 Rg8 16. Rfe1 Nd7 17. Nxd5 exd5 18. Qe3 g5 19. e6 Nf6 20. exf7 Qxf7 21. Bg6 Qf8 22. Ne5 Rg7 23. Qf3 Be6 24. Bc2 Kg8 25. Re3 Bd7 26. Rae1 Be8 27. g4 Qd6 28. Bf5 Bf7 29. Nxf7 Rxf7 30. Be6 Qf4 31. Bxf7+ Kxf7 32. Re7+ Kf8 33. Qxf4 gxf4 34. f3 Re8 35. Rxe8+ Nxe8 36. Re6 Nc7 37. Rxh6 Nb5 38. Rf6+ 1-0

[Event "EU-ch Seniors 05th"]
[Site "Bad Homburg"]
[Date "2005.??.??"]
[Round "9"]
[White "Siegmund, Rainer"]
[Black "Duda, Karl Heinz"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2149"]
[PlyCount "145"]
[EventDate "2005.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Qc2 h6 8. Bh4 c6 9. Bd3 Nh5 10. Bxe7 Qxe7 11. Nf3 Nd7 12. 0-0 Nhf6 13. Rab1 Re8 14. b4 a6 15. Nd2 Nf8 16. h3 N6h7 17. Ne2 Ng5 18. Ng3 Bd7 19. Rfe1 Qd6 20. Qc5 Qb8 21. Nf5 Bxf5 22. Bxf5 Qd8 23. Qc2 Re7 24. a4 Qd6 25. Rec1 g6 26. Bd3 Qe6 27. Nb3 Qf6 28. Nc5 Rae8 29. b5 axb5 30. axb5 Nfe6 31. bxc6 bxc6 32. Nb3 Nd8 33. Nc5 Nge6 34. Bf1 Nxc5 35. Qxc5 Re6 36. Rb8 Qe7 37. Qc3 Qg5 38. Ra1 Qe7 39. Raa8 Kf8 40. Qa5 Rd6 41. g3 Rd7 42. Rc8 h5 43. h4 f5 44. Bd3 Kf7 45. Ba6 g5 46. hxg5 Qxg5 47. Rc7 Ree7 48. Raa7 Ke8 49. Rxd7 Rxd7 50. Rxd7 Kxd7 51. Qb6 Ke8 52. Qc7 h4 53. Bc8 hxg3 54. Qxg3 Qh5 55. Qe5+ Kf8 56. Qxf5+ Qxf5 57. Bxf5 Ke7 58. Kg2 Nf7 59. Kf3 Nd6 60. Kf4 Nc4 61. Bd3 Nd6 62. f3 Kf7 63. Bf1 Ke7 64. Bh3 Nc4 65. Bf1 Nd6 66. Bd3 Nf7 67. Kf5 Nh6+ 68. Kg6 Nf7 69. f4 Nd6 70. Kg5 Ne8 71. e4 dxe4 72. Bxe4 Nc7 73. Bf3 1-0

