[Event "Berlin-ch Seniors op 39th"]
[Site "Berlin"]
[Date "2023.01.31"]
[Round "8"]
[White "Maetzing, Hans Dieter"]
[Black "Beran, Rolf Dietrich"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1821"]
[BlackElo "1949"]
[PlyCount "73"]
[EventDate "2023.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nc3 g6 2. d4 d5 3. e4 dxe4 4. Nxe4 Bg7 5. c3 e6 6. Nf3 Ne7 7. Bd3 0-0 8. 0-0 h6 9. Re1 Bd7 10. Ne5 Bc6 11. Nxc6 Nbxc6 12. Nc5 b6 13. Ne4 e5 14. dxe5 Nxe5 15. Bc2 c5 16. f4 N5c6 17. Qf3 Qc7 18. Be3 Rad8 19. Nf2 f5 20. Bb3+ Kh7 21. Re2 Na5 22. Rae1 Nxb3 23. axb3 Nd5 24. Bc1 Nf6 25. h3 Rfe8 26. Rxe8 Rxe8 27. Rxe8 Nxe8 28. Qe2 Qf7 29. Qc2 Qe6 30. Kf1 Nf6 31. Bd2 c4 32. bxc4 Qxc4+ 33. Ke1 Qd5 34. Kf1 Qc4+ 35. Ke1 Qc6 36. Kf1 Qc4+ 37. Ke1 1/2-1/2

[Event "Berlin-ch Seniors op 39th"]
[Site "Berlin"]
[Date "2023.01.28"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Federau, Juergen"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1821"]
[BlackElo "2023"]
[PlyCount "134"]
[EventDate "2023.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nc3 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qh4 Nf6 5. Bg5 e6 6. Bxf6 Qxf6 7. Qxf6 gxf6 8. 0-0-0 Bh6+ 9. Kb1 Ke7 10. e4 a6 11. Na4 b5 12. Nb6 Rb8 13. Nxc8+ Rhxc8 14. Nf3 a5 15. Nd4 Nxd4 16. Rxd4 Rc5 17. b4 axb4 18. Rxb4 Bd2 19. Rb3 Bc3 20. Ra3 b4 21. Ra4 f5 22. f3 fxe4 23. fxe4 Re5 24. Bd3 Rg8 25. g3 Rb8 26. Kc1 h5 27. Rf1 h4 28. g4 h3 29. Rf3 Rg5 30. Rg3 Be5 31. Rxh3 Rxg4 32. Kd1 Rg2 33. Ra5 Rxh2 34. Rxh2 Bxh2 35. Rb5 Rxb5 36. Bxb5 d6 37. Ke2 Kf6 38. Bc4 Ke5 39. Kd3 Bg3 40. Bb3 Be1 41. Ke3 Bc3 42. Bc4 Bd4+ 43. Kf3 Bc5 44. Bb3 Kd4 45. Kf4 Bb6 46. Ba4 d5 47. exd5 Kxd5 48. Bb5 f6 49. Bd7 Bc5 50. Bc8 Bf8 51. Bb7+ Kd4 52. Bc8 Bh6+ 53. Kf3 Ke5 54. Bd7 f5 55. Bc8 Kf6 56. Bb7 e5 57. Bd5 Ke7 58. Bb7 Kd6 59. Bc8 e4+ 60. Ke2 Ke5 61. Bd7 Bg5 62. Bc8 f4 63. Bd7 f3+ 64. Kf2 Kf4 65. Bb5 Bh4+ 66. Kf1 e3 67. Ba6 Ke5 0-1

[Event "Berlin-ch Seniors op 39th"]
[Site "Berlin"]
[Date "2023.01.27"]
[Round "4"]
[White "Schmidt, Juergen"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "1952"]
[BlackElo "1821"]
[PlyCount "38"]
[EventDate "2023.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. dxe5 Nxe5 7. Nxe5 dxe5 8. Qe2 c6 9. Bd2 0-0 10. Bb3 b5 11. a3 a6 12. Rd1 Qc7 13. 0-0 Bb7 14. Bg5 Rad8 15. h3 Rxd1 16. Rxd1 Rd8 17. Rxd8+ Qxd8 18. Qd3 Qxd3 19. cxd3 Kf8 1/2-1/2

[Event "Berlin-ch Seniors op 39th"]
[Site "Berlin"]
[Date "2023.01.26"]
[Round "3"]
[White "Mueller, Thomas2222"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "1954"]
[BlackElo "1821"]
[PlyCount "69"]
[EventDate "2023.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 Nbd7 4. Nc3 c6 5. e4 e5 6. d5 Nc5 7. Nd2 a5 8. Be2 Be7 9. 0-0 0-0 10. Qc2 cxd5 11. cxd5 Bg4 12. Bxg4 Nxg4 13. Nb3 Rc8 14. Nxc5 Rxc5 15. f3 Nf6 16. Be3 Rc8 17. Rac1 b5 18. Qd3 b4 19. Nb5 Qd7 20. Na7 Rxc1 21. Rxc1 Qb7 22. Qc4 Ra8 23. Qc7 Qxc7 24. Rxc7 Kf8 25. Rc8+ Rxc8 26. Nxc8 Nd7 27. Bb6 Nxb6 28. Nxb6 Bd8 29. Na4 Ke7 30. Kf2 Kd7 31. Ke2 Kc7 32. Kd3 Kb7 33. Kc4 Ka6 34. g4 Bg5 35. b3 1/2-1/2

[Event "Berlin-ch Seniors op 39th"]
[Site "Berlin"]
[Date "2023.01.25"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Dreke, Frank"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1821"]
[BlackElo "1989"]
[PlyCount "51"]
[EventDate "2023.01.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 Nf6 3. e5 Nfd7 4. f4 c5 5. Nf3 Nc6 6. Bb5 e6 7. 0-0 Nd4 8. Bxd7+ Bxd7 9. Ne2 Nxf3+ 10. Rxf3 d4 11. d3 Bc6 12. Rf2 Be7 13. Ng3 Bh4 14. Rf1 Bxg3 15. hxg3 Qd5 16. Qf3 Qd7 17. Qf2 g6 18. a3 0-0-0 19. b4 h5 20. bxc5 h4 21. gxh4 Qd5 22. Qf3 Qxc5 23. Qf2 Qd5 24. Qf3 Qc5 25. Qf2 Qe7 26. g3 1/2-1/2

[Event "Berlin-ch Seniors op 36th"]
[Site "Berlin"]
[Date "2020.02.04"]
[Round "7.9"]
[White "Richter, Hans Peter"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2090"]
[BlackElo "1909"]
[PlyCount "107"]
[EventDate "2020.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. Qe2 Ngf6 8. Ng3 Bxf3 9. Qxf3 c6 10. 0-0 Be7 11. Be3 0-0 12. c3 Re8 13. Rad1 Qa5 14. Bb1 Nb6 15. Rfe1 Nc4 16. Bc1 Qc7 17. Re2 c5 18. Qd3 cxd4 19. cxd4 Nb6 20. Ne4 Nbd7 21. Ng5 Nf8 22. Nf3 Rac8 23. g3 Qc4 24. Qxc4 Rxc4 25. Bd3 Rcc8 26. a3 a6 27. Ne5 Red8 28. Be3 Nd5 29. Bd2 Bd6 30. Nc4 Bc7 31. Ne3 Nf6 32. Bc3 Bb6 33. Nc4 Ba7 34. Ne3 Ng6 35. Kg2 Ne7 36. Nc2 Ned5 37. Bd2 Rd7 38. f4 Rdc7 39. Ba5 Bb6 40. Be1 g6 41. Bf2 Ba7 42. Kf3 Nb6 43. g4 Nfd5 44. f5 exf5 45. gxf5 Re7 46. Rxe7 Nxe7 47. Ne3 f6 48. fxg6 hxg6 49. d5 Nd7 50. Ke2 Bxe3 51. Bxe3 Nxd5 52. Bxg6 Ne5 53. Bf5 Nxe3 54. Rg1+ 1-0

[Event "Berlin-ch Seniors op 36th"]
[Site "Berlin"]
[Date "2020.02.01"]
[Round "5.33"]
[White "Schmidt, Frank"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1763"]
[BlackElo "1909"]
[PlyCount "170"]
[EventDate "2020.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Be7 8. c3 Ngf6 9. Nxf6+ Nxf6 10. Qe2 Qd5 11. Bf4 Rc8 12. c4 Qh5 13. Ne5 Qxe2 14. Bxe2 Be4 15. f3 Bg6 16. Nxg6 hxg6 17. g3 Bd6 18. Bxd6 cxd6 19. b4 b6 20. a4 Ke7 21. Ra2 Rc7 22. a5 Nd7 23. Rfa1 e5 24. axb6 axb6 25. dxe5 Nxe5 26. Ra7 Rhc8 27. f4 Nc6 28. Rxc7+ Rxc7 29. b5 Na5 30. Ra4 Kf6 31. Kf2 g5 32. fxg5+ Kxg5 33. Bd3 Kf6 34. Ke3 Ke5 35. Bf1 f5 36. h4 g6 37. Be2 Rf7 38. Ra1 f4+ 39. gxf4+ Rxf4 40. Rg1 Rxh4 41. Rxg6 Nxc4+ 42. Bxc4 Rxc4 43. Rg5+ Kf6 44. Rh5 Rc5 45. Rh6+ Ke5 46. Rh5+ Ke6 47. Rh6+ Kd5 48. Rh5+ Kc4 49. Rh6 Rd5 50. Ke4 Rd1 51. Rh5 d5+ 52. Ke3 Rb1 53. Kd2 Rxb5 54. Rh4+ Kc5 55. Kc3 Ra5 56. Kb3 b5 57. Rh8 Ra6 58. Rc8+ Rc6 59. Rh8 d4 60. Rh5+ Kb6 61. Rd5 Rc3+ 62. Kb4 Rc4+ 63. Kb3 Ka5 64. Rd8 Kb6 65. Rd7 Ra4 66. Rd5 Kc6 67. Rd8 Rc4 68. Rc8+ Kd5 69. Rd8+ Ke4 70. Re8+ Kd3 71. Re5 Rc3+ 72. Kb2 b4 73. Re8 Kd2 74. Re4 Kd3 75. Re8 Rc2+ 76. Kb3 Rc7 77. Kxb4 Rd7 78. Kb3 Rb7+ 79. Ka2 Kd2 80. Rd8 d3 81. Ka3 Kc2 82. Rc8+ Kd1 83. Rd8 d2 84. Rd6 Re7 85. Kb2 Re8 0-1

[Event "Berlin-ch Seniors op 36th"]
[Site "Berlin"]
[Date "2020.01.30"]
[Round "3.16"]
[White "Maetzing, Hans Dieter"]
[Black "Hahlbohm, Matthias"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1909"]
[BlackElo "2016"]
[PlyCount "142"]
[EventDate "2020.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Nf3 Nf6 7. 0-0 0-0 8. Ne2 Bg4 9. h3 Bd7 10. Be3 Qc7 11. Qd2 Rfd8 12. Bh6 Bh8 13. c4 Rab8 14. Nc3 a6 15. Rae1 b5 16. Nd5 Qa7 17. b3 Be6 18. Nf4 Bd7 19. Nd5 Be8 20. Qg5 Nb4 21. Nxb4 cxb4 22. Qe3 Qc7 23. Rc1 Qa5 24. Qe2 bxc4 25. dxc4 Nd7 26. Bg5 Nf6 27. Rc2 Rbc8 28. Bd2 Qb6 29. Be3 Qb8 30. Ne1 Bc6 31. f3 Bg7 32. Bf2 Nd7 33. Nd3 a5 34. Rd1 Ne5 35. f4 Nxd3 36. Rxd3 Qb7 37. Be1 Rd7 38. h4 Rdc7 39. Rcd2 Qb8 40. Bf2 Re8 41. Rc2 Qb7 42. Bf3 Ra8 43. Bd4 Bxd4+ 44. Rxd4 Qb6 45. Qf2 Rb7 46. Rdd2 Qc5 47. Qxc5 dxc5 48. Kf2 a4 49. e5 Bxf3 50. Kxf3 axb3 51. axb3 e6 52. Ra2 Ra3 53. Rab2 Rc7 54. Rd8+ Kg7 55. Rd3 h5 56. Ke3 Rca7 57. Rbd2 Ra1 58. Rb2 Rg1 59. Kf2 Raa1 60. Kf3 Raf1+ 61. Rf2 Rb1 62. Rc2 Rh1 63. Kg2 Rbg1+ 64. Kf3 Ra1 65. Kg2 Rhb1 66. Re2 Ra3 67. Ree3 Rb2+ 68. Kf3 Kf8 69. Ke4 Ke7 70. Kf3 Ra6 71. Re1 Ra3 1/2-1/2

[Event "Berlin-ch Seniors op 35th"]
[Site "Berlin"]
[Date "2019.02.07"]
[Round "9"]
[White "Maetzing, Hans Dieter"]
[Black "Hildebrand, Gerald"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1931"]
[BlackElo "2153"]
[PlyCount "110"]
[EventDate "2019.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 Nf6 7. Nf3 a6 8. 0-0 Bg4 9. h3 Bd7 10. Ne2 Qc7 11. a4 Rb8 12. c3 0-0 13. g4 b5 14. axb5 axb5 15. Ng3 Na5 16. g5 Ne8 17. f5 c4 18. d4 Nb3 19. Ra2 d5 20. e5 gxf5 21. Nh4 e6 22. Be3 Qb6 23. Qe2 Nc7 24. Nh5 b4 25. Nf6+ Bxf6 26. gxf6 Kh8 27. Bh6 Rg8 28. Qh5 Be8 29. Bg7+ Rxg7 30. fxg7+ Kg8 31. Qh6 Nxd4 32. cxd4 Qxd4+ 33. Kh1 Qxe5 34. Nf3 Qxg7 35. Qxg7+ Kxg7 36. Ra7 Nb5 37. Ra5 b3 38. Rb1 f6 39. Nd2 Bf7 40. Bf1 e5 41. Nxb3 d4 42. Nd2 d3 43. Ra4 Nd6 44. Kg1 e4 45. Ra6 Rd8 46. Kf2 f4 47. Rxd6 e3+ 48. Kf3 Rxd6 49. Ne4 Rd4 50. Kxf4 Bg6 51. Kxe3 Rxe4+ 52. Kd2 Bf7 53. b4 cxb3 54. Bxd3 Rd4 55. Ke3 Rxd3+ 0-1

[Event "Berlin-ch Seniors op 35th"]
[Site "Berlin"]
[Date "2019.02.06"]
[Round "8"]
[White "Zaeske, Winfried"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2045"]
[BlackElo "1931"]
[PlyCount "96"]
[EventDate "2019.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be3 Qa5 5. Qd2 e5 6. Nf3 Be7 7. h3 Nbd7 8. Be2 b5 9. a3 b4 10. Na2 Nxe4 11. Qxb4 Qxb4+ 12. Nxb4 exd4 13. Bxd4 c5 14. Nd5 cxd4 15. Nc7+ Kd8 16. Nxa8 Bb7 17. Nc7 Kxc7 18. Nxd4 Bf6 19. Nb5+ Kb6 20. a4 a6 21. a5+ Kc6 22. c4 Re8 23. 0-0 Ne5 24. Rfd1 Rd8 25. Rac1 Kc5 26. b4+ Kxb4 27. f4 Ng6 28. c5 dxc5 29. Rc4+ Kxa5 30. Nd6 Rxd6 31. Rb1 Nd2 32. Rxc5+ Ka4 33. Bd1+ Nb3 34. Bxb3+ Kb4 35. Rc4+ Ka5 36. Bc2 Bc6 37. Kh2 Bb5 38. Rc7 Kb6 39. Rxf7 Nxf4 40. Kg3 Nxg2 41. Be4 Ne3 42. Rb7+ Kc5 43. Kf3 Nc4 44. Rc1 h6 45. Rb8 Kd4 46. Ba8 Ne5+ 47. Kg3 Nd3 48. Rd1 Be5+ 0-1

[Event "Berlin-ch Seniors op 35th"]
[Site "Berlin"]
[Date "2019.02.05"]
[Round "7"]
[White "Moeller, Dirk Halvard"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1566"]
[BlackElo "1931"]
[PlyCount "52"]
[EventDate "2019.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 c6 4. Bd3 Bg4 5. h3 Bxf3 6. Qxf3 Nd7 7. c4 Bg7 8. Be3 c5 9. Na3 cxd4 10. Bd2 Ne5 11. Qe2 Nxd3+ 12. Qxd3 e5 13. 0-0 Ne7 14. f4 f5 15. exf5 gxf5 16. fxe5 dxe5 17. Bg5 e4 18. Qg3 0-0 19. Qh4 Rf7 20. Bxe7 Qxe7 21. Qxe7 Rxe7 22. Rxf5 Rd8 23. Rd1 d3 24. b4 e3 25. Rd5 Rxd5 26. cxd5 e2 0-1

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.08"]
[Round "9"]
[White "Maetzing, Hans Dieter"]
[Black "Weber, Joerg"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1946"]
[BlackElo "1680"]
[PlyCount "55"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. d3 d4 4. Nce2 e5 5. f4 f6 6. fxe5 fxe5 7. Nf3 Nd7 8. g3 Ngf6 9. Bg2 Be7 10. c3 c5 11. 0-0 0-0 12. Ng5 Qb6 13. cxd4 cxd4 14. Qc2 Nc5 15. Qc4+ Be6 16. Nxe6 Qxe6 17. Qxe6+ Nxe6 18. Bd2 Nc5 19. Bb4 Rac8 20. Bh3 Rc7 21. Rac1 Bd6 22. Bxc5 Rxc5 23. Rxc5 Bxc5 24. Be6+ Kh8 25. a3 Re8 26. Bf5 Re7 27. b4 Bd6 28. Rc1 1/2-1/2

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.07"]
[Round "8"]
[White "Koerlin, Hans Juergen"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1830"]
[BlackElo "1946"]
[PlyCount "43"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Nf3 Bg4 5. Be2 0-0-0 6. c4 Qf5 7. Be3 Qf6 8. 0-0 Bxf3 9. Bxf3 Nxd4 10. Bxd4 Qxd4 11. Qa4 a6 12. Nc3 Nf6 13. Rfd1 Qc5 14. Bxb7+ Kxb7 15. Rxd8 Ng4 16. Ne4 Qe5 17. Nc5+ Qxc5 18. Qb3+ Qb6 19. Qf3+ Qc6 20. Rb8+ Kxb8 21. Qxc6 Nf6 22. Rd1 1-0

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.06"]
[Round "7"]
[White "Maetzing, Hans Dieter"]
[Black "Albrecht, Rainer"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1946"]
[BlackElo "2097"]
[PlyCount "104"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. d3 Nf6 4. Bd2 c5 5. g3 Nc6 6. Bg2 Be7 7. f4 a6 8. a4 Rb8 9. Nf3 b5 10. axb5 axb5 11. 0-0 b4 12. Ne2 Qb6 13. e5 c4+ 14. Kh1 Ng4 15. d4 h5 16. h3 Nh6 17. c3 Bd7 18. Nh2 Na5 19. Nc1 Nf5 20. Qf3 h4 21. Be1 Nxg3+ 22. Bxg3 hxg3 23. Qxg3 g6 24. Nf3 Kf8 25. Ng5 Kg7 26. Bf3 bxc3 27. bxc3 Nb3 28. Ra2 Ra8 29. Rg2 Ra1 30. Rgg1 Bxg5 31. fxg5 Rxc1 32. Rxc1 Nxc1 33. Rxc1 Qb2 34. Rf1 Qxc3 35. Qf4 Rf8 36. Qf6+ Kg8 37. Rg1 Qa5 38. Rg4 Qd8 39. Qf4 Kg7 40. Rg2 Ba4 41. Qc1 Qe7 42. h4 Rh8 43. h5 gxh5 44. Qb1 c3 45. Bd1 Bxd1 46. Qxd1 Rb8 47. Qc2 Qb4 48. Qf2 Qb1+ 49. Kh2 Qf5 50. Qe3 Rb2 51. Qxc3 Rxg2+ 52. Kxg2 Qxg5+ 0-1

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.05"]
[Round "6"]
[White "Langer, Guenter"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1813"]
[BlackElo "1946"]
[PlyCount "80"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. d3 c6 5. e3 Nf6 6. Bg2 Be7 7. Nge2 0-0 8. 0-0 Na6 9. Rb1 Nc7 10. f4 g6 11. Qc2 Re8 12. b4 Bf8 13. a4 exf4 14. Nxf4 Bh6 15. e4 Bg7 16. Bb2 Ng4 17. Nd1 Ne6 18. Bxg7 Nxg7 19. h3 Nf6 20. Nc3 Nfh5 21. Qf2 Nxf4 22. Qxf4 Qf6 23. Qd2 Nh5 24. Ne2 Qe7 25. b5 d5 26. bxc6 bxc6 27. cxd5 fxe4 28. dxe4 cxd5 29. Qxd5+ Be6 30. Qe5 Bc4 31. Qxe7 Rxe7 32. Rf2 Bxe2 33. Rxe2 Nxg3 34. Re3 Nh5 35. e5 Rd8 36. Bf3 Nf4 37. Kh2 Rd4 38. a5 Nd5 39. Ree1 Rd3 40. Rb2 Rxf3 0-1

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.03"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Koerner, Helmut"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1946"]
[BlackElo "1819"]
[PlyCount "63"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Bf5 4. Ng3 Bg6 5. Nf3 Nd7 6. Nh4 e6 7. Nxg6 hxg6 8. d4 Ngf6 9. Qf3 c6 10. Qb3 Qb6 11. Qxb6 axb6 12. Bd3 Bd6 13. h3 c5 14. Ne2 Nd5 15. c3 0-0 16. 0-0 Rfc8 17. Bd2 c4 18. Be4 N7f6 19. Bf3 b5 20. a3 Rd8 21. Rad1 Rd7 22. Ng3 Nf4 23. Bxf4 Bxf4 24. Rfe1 Bxg3 25. fxg3 Nd5 26. Re5 Rad8 27. Rde1 Kf8 28. Kf2 Rd6 29. h4 Rb6 30. Bxd5 Rxd5 31. g4 Rbd6 32. Rxd5 1/2-1/2

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.02"]
[Round "4"]
[White "Casny, Guenter"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "1821"]
[BlackElo "1946"]
[PlyCount "143"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 e5 3. Nc3 f5 4. d3 Nf6 5. Bg5 Be7 6. Bxf6 Bxf6 7. e4 c6 8. Qc2 Na6 9. a3 Nc7 10. Rd1 0-0 11. d4 exd4 12. Nxd4 fxe4 13. Nxe4 Qe7 14. Be2 d5 15. Nxf6+ Qxf6 16. 0-0 Ne6 17. Nxe6 Bxe6 18. cxd5 Bxd5 19. Bc4 Bxc4 20. Qxc4+ Kh8 21. Rd2 Rad8 22. Re2 Rfe8 23. Rxe8+ Rxe8 24. Qb4 Qe7 25. Qb3 h6 26. h3 b6 27. Qa4 c5 28. Rd1 Rf8 29. Qc2 Rd8 30. Rxd8+ Qxd8 31. Kf1 Qd4 32. Ke1 b5 33. Qe2 a6 34. f3 Qd7 35. Qe4 Qc7 36. Qa8+ Kh7 37. Qxa6 Qe5+ 38. Kf2 Qxb2+ 39. Kg3 c4 40. Qc6 Qe5+ 41. Kf2 Qd4+ 42. Kg3 c3 43. Qxb5 c2 44. Qf5+ g6 45. Qxc2 Qd6+ 46. Kf2 Qxa3 47. Qc7+ Kg8 48. g4 Qb2+ 49. Kg3 Qb1 50. Qd8+ Kg7 51. Qe7+ Kg8 52. Qe2 Qb8+ 53. Kg2 Qd6 54. h4 Qf6 55. Kg3 Qd6+ 56. f4 Qa3+ 57. Qf3 Qe7 58. Qd5+ Kh7 59. Qd2 Qa3+ 60. Kh2 Qe7 61. Qf2 Qc7 62. Kh3 Qc3+ 63. Kh2 Qc7 64. g5 Qd7 65. Qa2 h5 66. Qe2 Qc7 67. Kg3 Qc3+ 68. Qf3 Qc7 69. Kh3 Qd7+ 70. Kg3 Qc7 71. Qd1 Qc3+ 72. Qf3 1/2-1/2

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.02.01"]
[Round "3"]
[White "Maetzing, Hans Dieter"]
[Black "Huelle, Gunter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1946"]
[BlackElo "1806"]
[PlyCount "51"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 g6 5. Bc4 Qd6 6. c3 Be6 7. Bxe6 Qxe6 8. d3 c5 9. Nh3 h6 10. f4 Ne7 11. fxe5 Nbc6 12. cxd4 Nxd4 13. 0-0 Bg7 14. Nf4 Qxe5 15. Nge2 0-0 16. Nc3 a6 17. Nfd5 Nxd5 18. Nxd5 b5 19. Bf4 Qh5 20. Qxh5 gxh5 21. Bd6 Nc2 22. Rac1 Bd4+ 23. Kh1 Ne3 24. Bxf8 Nxf1 25. Bxh6 Bxb2 26. Rxf1 1-0

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.01.31"]
[Round "2"]
[White "Hoffmann, Gerhard"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1658"]
[BlackElo "1946"]
[PlyCount "57"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Nbd7 5. Bc4 b5 6. Bd3 b4 7. Ne2 Nb6 8. 0-0 Bg4 9. Ng3 e5 10. dxe5 dxe5 11. h3 Bxf3 12. Qxf3 Be7 13. Nf5 Bf8 14. Be3 h6 15. Rad1 Nbd7 16. Bc4 Qc7 17. Rd2 g6 18. Nh4 Be7 19. Rfd1 Rd8 20. g4 Rh7 21. Qg2 Nxe4 22. Qxe4 Bxh4 23. Rd6 Kf8 24. Rxc6 Qb7 25. Bd5 Qb8 26. Qf3 Be7 27. Rxg6 Ke8 28. Rxh6 Rxh6 29. Qxf7# 1-0

[Event "Berlin-ch Seniors op 34th"]
[Site "Berlin"]
[Date "2018.01.30"]
[Round "1"]
[White "Maetzing, Hans Dieter"]
[Black "Andress, Silvio"]
[Result "1-0"]
[ECO "A82"]
[WhiteElo "1946"]
[BlackElo "1683"]
[PlyCount "43"]
[EventDate "2018.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nc3 f5 2. e4 d6 3. d4 Nf6 4. Bd3 fxe4 5. Nxe4 Nbd7 6. Ng5 Nb6 7. Nxh7 Be6 8. Ng5 Qd7 9. Bg6+ Kd8 10. Bf7 Bg4 11. f3 Bh5 12. g4 Nxg4 13. Bxh5 Rxh5 14. fxg4 Rh4 15. h3 Kc8 16. Qf3 Qe8 17. Ne6 Kd7 18. Bg5 Rh7 19. Qf5 g6 20. Nxf8+ Kc6 21. Qf3+ Kb5 22. Nxh7 1-0

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.08"]
[Round "8"]
[White "Maetzing, Hans Dieter"]
[Black "Cichon, Joerg"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1964"]
[BlackElo "1888"]
[PlyCount "59"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Bd3 c6 6. Be3 Qc7 7. Qd2 Ng4 8. Bg5 h6 9. Bh4 0-0 10. h3 Nf6 11. Bg3 Nbd7 12. e5 Ne8 13. e6 Ndf6 14. exf7+ Rxf7 15. Bxg6 Rf8 16. Bf4 Nd5 17. Nxd5 cxd5 18. Bxe8 Bf5 19. Ba4 Kh7 20. c3 e5 21. Be3 e4 22. Nh2 Qe7 23. Bd1 Qh4 24. Bg4 Rae8 25. Bxf5+ Rxf5 26. 0-0-0 h5 27. Nf1 Ref8 28. g3 Qf6 29. g4 Rf3 30. Ng3 1-0

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.07"]
[Round "7"]
[White "Andrasch, Peter"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1794"]
[BlackElo "1964"]
[PlyCount "124"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Bg4 4. Be2 Bxf3 5. Bxf3 Nbd7 6. b3 e5 7. fxe5 Nxe5 8. 0-0 Bd6 9. Bb2 c6 10. Nc3 Qc7 11. h3 h5 12. Ne2 g5 13. Ng3 g4 14. Be2 Nfd7 15. Nf5 gxh3 16. Nxd6+ Qxd6 17. a4 Rg8 18. Rf2 Rxg2+ 19. Rxg2 hxg2 20. d4 Ng4 21. Bxg4 hxg4 22. Qxg4 Nf6 23. Qg5 0-0-0 24. Qf5+ Kb8 25. Ba3 Qe6 26. Qxe6 fxe6 27. Be7 Rh8 28. Kxg2 Ne4 29. Kf3 Rh7 30. Bb4 b6 31. a5 c5 32. dxc5 bxc5 33. Ba3 Rf7+ 34. Kg4 Kc7 35. b4 Kc6 36. bxc5 Kb5 37. Bb2 Rf2 38. Bd4 Nxc5 39. c3 Rf7 40. Rb1+ Kc6 41. Rb8 Nd3 42. Re8 e5 43. Re6+ Kb5 44. Bxe5 Kxa5 45. Bd4 Rd7 46. Rh6 Kb5 47. Rh3 a5 48. e4 Kc4 49. e5 Nc5 50. Rh8 Ne6 51. Rc8+ Rc7 52. Rxc7+ Nxc7 53. Bb6 Ne8 54. Bxa5 d4 55. cxd4 Kxd4 56. Kf5 Ng7+ 57. Kf6 Kd5 58. Bc3 Ne6 59. Ke7 Nf4 60. Kf6 Ne6 61. Ba5 Nf8 62. Bc7 Nd7+ 1/2-1/2

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.06"]
[Round "6"]
[White "Maetzing, Hans Dieter"]
[Black "Seils, Ralf"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1964"]
[BlackElo "1824"]
[PlyCount "73"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. f4 exf4 5. Nxf4 Nf6 6. d3 c5 7. Nf3 Nc6 8. Be2 Bd6 9. 0-0 Qc7 10. g3 Ne5 11. c3 Ng6 12. Ne1 Be5 13. c4 Bxf4 14. Bxf4 Nxf4 15. Rxf4 Be6 16. Ng2 0-0-0 17. a3 h5 18. Rf2 Ng4 19. Bxg4 hxg4 20. Qd2 Rh6 21. b4 Rdh8 22. Nh4 f6 23. Rg2 Qe5 24. Rf1 b6 25. Nf5 Bxf5 26. Rxf5 Qe7 27. bxc5 g6 28. Rd5 Rh5 29. cxb6 Qxa3 30. Rxh5 Qa1+ 31. Kf2 Rxh5 32. bxa7 Ra5 33. Rg1 Qa3 34. Rb1 Rxa7 35. Qb2 Qxb2+ 36. Rxb2 Kc7 37. Kg2 1/2-1/2

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.04"]
[Round "5"]
[White "Langer, Guenter"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1847"]
[BlackElo "1964"]
[PlyCount "66"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. e3 Nbd7 4. Nbd2 e5 5. dxe5 dxe5 6. Nb3 Bd6 7. h3 Qe7 8. c4 b6 9. Be2 Bb7 10. Bd2 0-0 11. 0-0 Rad8 12. Qc2 a6 13. Rad1 e4 14. Nh2 Qe5 15. g3 Qe6 16. Kg2 Ne5 17. Nd4 Qd7 18. Bc3 Bc8 19. g4 Qe7 20. Rg1 Ng6 21. Nc6 Qe6 22. Nxd8 Rxd8 23. Kf1 Re8 24. b3 Bxh2 25. Rg2 Be5 26. c5 b5 27. b4 Bxc3 28. Qxc3 Qxa2 29. f4 exf3 30. Bxf3 Qe6 31. Re2 Ne4 32. Qc2 Qf6 33. Kg2 Nc3 0-1

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.03"]
[Round "4"]
[White "Maetzing, Hans Dieter"]
[Black "Koerlin, Hans Juergen"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1964"]
[BlackElo "1855"]
[PlyCount "84"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Nxc6 bxc6 7. Bxb6 axb6 8. e4 d6 9. Be2 Nf6 10. 0-0 0-0 11. Qd2 Qe7 12. Bf3 Nd7 13. Rfe1 Ne5 14. Be2 Ng6 15. f4 Bd7 16. Rf1 Rfd8 17. Qe1 f5 18. Bd3 Rf8 19. g3 Rae8 20. Qf2 Qf6 21. Rab1 Re7 22. Rfe1 Rfe8 23. exf5 Bxf5 24. Rxe7 Rxe7 25. Bxf5 Qxf5 26. Kg2 h5 27. Rf1 b5 28. a3 d5 29. h3 d4 30. Qxd4 Qxc2+ 31. Rf2 Qf5 32. Qd1 h4 33. g4 Nxf4+ 34. Kh1 Qe5 35. Qf3 g5 36. Rf1 Qe3 37. Kh2 Qc5 38. Qd1 Qd6 39. Qf3 Nh5+ 40. Kg2 Qd2+ 41. Rf2 Nf4+ 42. Kh2 Qd6 1/2-1/2

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.02"]
[Round "3"]
[White "Engelhardt, Erhard"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1760"]
[BlackElo "1964"]
[PlyCount "68"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. f4 d5 2. e3 Nc6 3. Bb5 Qd6 4. Nf3 Bg4 5. 0-0 0-0-0 6. Bxc6 Qxc6 7. Ne5 Bxd1 8. Nxc6 bxc6 9. Rxd1 Nf6 10. b3 Nd7 11. Bb2 f6 12. d3 e5 13. Nd2 Bc5 14. d4 Bd6 15. fxe5 fxe5 16. dxe5 Bxe5 17. Bxe5 Nxe5 18. Nf3 Ng4 19. Rd3 Rhe8 20. Re1 Re7 21. h3 Nf6 22. Nd4 Kb7 23. Nf5 Red7 24. Ng3 Re8 25. Kf2 g6 26. Rd2 Rde7 27. Rd3 h5 28. Nf1 Ne4+ 29. Kg1 Kb6 30. g3 Rf8 31. Re2 Ref7 32. Nd2 Nxg3 33. Rg2 h4 34. Rd4 Rf1+ 0-1

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.02.01"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Krueger, Ekkehard"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1964"]
[BlackElo "1816"]
[PlyCount "118"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. Nf3 Nd7 6. d3 h6 7. Be2 c5 8. 0-0 Ne7 9. c3 Nc6 10. Ne1 Bd6 11. Bg4 Qe7 12. Bxe6 Qxe6 13. Nf5 Bf8 14. f4 exf4 15. Bxf4 g6 16. Ng3 Bg7 17. c4 0-0 18. a3 Nde5 19. Nc2 Qe7 20. Rb1 a5 21. Ne2 Rfd8 22. Qd2 Nxc4 23. dxc4 d3 24. Ng3 dxc2 25. Qxc2 Nd4 26. Qf2 Rd7 27. Rfd1 Rad8 28. Kh1 h5 29. Qe1 h4 30. Nf1 b6 31. Qe3 Ne6 32. Rd5 Bd4 33. Qf3 Qf6 34. Be3 Qg7 35. b3 Bxe3 36. Qxe3 Nc7 37. Rxd7 Rxd7 38. Qh3 Qd4 39. Qe3 Qd3 40. Re1 Ne6 41. Kg1 Rd4 42. a4 Kg7 43. e5 g5 44. Qxd3 Rxd3 45. Re3 Rd1 46. Kf2 Nd4 47. Rc3 Rb1 48. Nd2 Rb2 49. Ke1 Kg6 50. Kd1 Ra2 51. Ne4 Rxg2 52. h3 Rb2 53. Nd2 Ra2 54. Ke1 Kf5 55. Nf3 Kf4 56. Nd2 g4 57. hxg4 Kxg4 58. Rd3 h3 59. Kf1 Ra1+ 0-1

[Event "Berlin-ch Seniors op 33rd"]
[Site "Berlin"]
[Date "2017.01.31"]
[Round "1"]
[White "Fiedler, Ronald"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1687"]
[BlackElo "1964"]
[PlyCount "64"]
[EventDate "2017.01.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. d5 f5 4. Nc3 Nf6 5. Bg5 Be7 6. Nf3 Na6 7. b4 e4 8. Nd4 Nxd5 9. Nxd5 Bxg5 10. e3 0-0 11. a3 c6 12. Nf4 Nc7 13. Be2 Bf6 14. c5 d5 15. 0-0 Be5 16. Rb1 Rf6 17. Nh5 Rh6 18. f4 exf3 19. Nxf3 Bf6 20. Nd4 g6 21. Nxf6+ Qxf6 22. Nf3 Ne6 23. Qe1 b5 24. Qg3 f4 25. exf4 Qxf4 26. Qxf4 Nxf4 27. Rbe1 Bf5 28. Nd4 Nxe2+ 29. Nxe2 Rh4 30. Ng3 a5 31. Nxf5 gxf5 32. bxa5 Re4 0-1

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.04"]
[Round "9"]
[White "Huelle, Gunter"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1706"]
[BlackElo "1998"]
[PlyCount "74"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b4 c5 2. a3 e5 3. Bb2 f6 4. b5 d5 5. e3 Be6 6. d4 exd4 7. exd4 c4 8. Qe2 Kf7 9. g3 a6 10. Nc3 axb5 11. Nxb5 Qa5+ 12. Nc3 Nc6 13. Qd2 Qb6 14. Nd1 Bd6 15. Bg2 Nge7 16. Ne2 Ng6 17. 0-0 Rhe8 18. Kh1 Kg8 19. Bc1 Qd8 20. Ne3 Bb4 21. c3 Bf8 22. Qc2 Bf7 23. Qb2 Na5 24. Qc2 Nb3 25. Ra2 Ra6 26. a4 Qd7 27. Bb2 Rea8 28. Nc1 Nxc1 29. Rxc1 Rxa4 30. Rxa4 Rxa4 31. Rb1 Ra2 32. Qf5 Qxf5 33. Nxf5 Ne7 34. Nd6 Bg6 35. Bxd5+ Nxd5 36. Ra1 Rxa1+ 37. Bxa1 Bxd6 0-1

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.03"]
[Round "8"]
[White "Maetzing, Hans Dieter"]
[Black "Schrodt, Horst"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1998"]
[BlackElo "1763"]
[PlyCount "109"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 c6 2. e4 d5 3. Nf3 g6 4. exd5 cxd5 5. d4 Nc6 6. Bf4 a6 7. Qd2 Nf6 8. Ne5 Bg7 9. a3 Qb6 10. Nxc6 Qxc6 11. Be2 0-0 12. 0-0 Bf5 13. Rac1 Rac8 14. f3 Bd7 15. Nd1 Qb6 16. c3 Ne8 17. Nf2 Nc7 18. Kh1 Bb5 19. Nd3 e6 20. Rfe1 Ne8 21. Ne5 Nf6 22. Nd3 Rfd8 23. Be5 Ne8 24. Bxg7 Kxg7 25. Nf2 Nd6 26. Ng4 Nf5 27. Qg5 Bxe2 28. Qf6+ Kg8 29. Rxe2 Rf8 30. Rce1 Qd8 31. Qe5 Ng7 32. Nf6+ Kh8 33. g4 Qe7 34. Qe3 Ne8 35. g5 Qd8 36. Ng4 Qd6 37. f4 Ng7 38. Qf2 Nh5 39. Re5 Qd8 40. R1e3 Rc6 41. Rh3 f6 42. gxf6 Nxf6 43. Qh4 Nh5 44. Rxh5 gxh5 45. Qxh5 Qc7 46. Ne5 Qg7 47. Ng6+ Kg8 48. Nxf8 Kxf8 49. Rg3 Qf7 50. Qh6+ Ke8 51. Rg7 Qf5 52. Rg8+ Ke7 53. Qg7+ Qf7 54. Qh8 Kd6 55. Qe5+ 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.02"]
[Round "7"]
[White "Krueger, Detlef"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1746"]
[BlackElo "1998"]
[PlyCount "61"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Be7 7. Be3 d5 8. e5 Nfd7 9. Qd2 c5 10. dxc5 Nxc5 11. Bb5+ Ncd7 12. Nd4 a6 13. Bxd7+ Nxd7 14. f4 Bc5 15. h3 Bxd4 16. Bxd4 Bf5 17. Qf2 h5 18. Rad1 Rh6 19. Kh2 Rc8 20. Rd2 Qe7 21. a3 Nc5 22. Bxc5 Rxc5 23. Qe3 Qc7 24. Rff2 b5 25. Na2 a5 26. c3 Ke7 27. Nc1 Rc4 28. Rd4 Rh8 29. Ne2 h4 30. Rxc4 bxc4 31. Nd4 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.02.01"]
[Round "6"]
[White "Maetzing, Hans Dieter"]
[Black "Wolf, Wilfried"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1998"]
[BlackElo "1750"]
[PlyCount "97"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. Bg5 Be7 7. 0-0-0 0-0 8. e4 d6 9. e5 dxe5 10. Qxe5 Qe8 11. Qxc7 h6 12. Bb5 Nd7 13. Bxh6 gxh6 14. Bxd7 Bg5+ 15. Kb1 Bxd7 16. Qxd7 Qe5 17. Qg4 f5 18. Qc4+ Kh8 19. Qd4 Rfe8 20. Qxe5+ Rxe5 21. Rd5 Rxd5 22. Nxd5 Rd8 23. c4 b5 24. f4 bxc4 25. fxg5 Rxd5 26. gxh6 Kh7 27. Kc2 Kxh6 28. Re1 Kg5 29. Re2 a5 30. Kc3 Rc5 31. Kd4 Rc7 32. Rc2 Rh7 33. g3 Kg4 34. Rf2 Rc7 35. Rf4+ Kg5 36. h4+ Kg6 37. h5+ Kg5 38. h6 Kxh6 39. Rxf5 Rb7 40. Kc3 Rg7 41. Rxa5 Rxg3+ 42. Kxc4 Rg6 43. b4 Kg7 44. Rd5 Ra6 45. Kb3 Kf7 46. a4 Ke6 47. Rd3 Ke7 48. b5 Rb6 49. Kc4 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.30"]
[Round "5"]
[White "Mueller, Johannes1111"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1826"]
[BlackElo "1998"]
[PlyCount "67"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 c6 4. f4 e5 5. Nf3 exd4 6. Nxd4 Qb6 7. c3 Be7 8. Nd2 Ng4 9. N2f3 c5 10. h3 cxd4 11. hxg4 dxc3 12. bxc3 Bxg4 13. Qb3 Qxb3 14. axb3 Bxf3 15. gxf3 Nd7 16. Be3 a6 17. b4 Bf6 18. Kd2 Ke7 19. Ra2 h5 20. Bf1 Rhc8 21. c4 g6 22. Kd3 Rc7 23. Bd4 Rac8 24. Rc2 b5 25. Bxf6+ Kxf6 26. Kd4 Nb6 27. e5+ Ke7 28. exd6+ Kxd6 29. c5+ Ke7 30. Re2+ Kf6 31. cxb6 Rc4+ 32. Ke3 Rb8 33. Rb2 Rxb6 34. Bxc4 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.29"]
[Round "4"]
[White "Maetzing, Hans Dieter"]
[Black "Schroeder, Klaus"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1998"]
[BlackElo "1833"]
[PlyCount "73"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Bf5 4. Ng3 Bg6 5. Nf3 e6 6. h4 h6 7. Ne5 Bh7 8. Qf3 f6 9. Qxb7 Nd7 10. Nc6 Qc8 11. Ba6 Nb6 12. Qxc8+ Nxc8 13. d3 Kd7 14. Na5 Bd6 15. Ne4 Nge7 16. Be3 Nb6 17. Nc5+ Bxc5 18. Bxc5 Ned5 19. Kd2 Rhe8 20. c4 Nf4 21. Be3 Nxd3 22. b3 Nb4 23. Kc3 Nxa6 24. Rhd1+ Kc8 25. Rd2 Nb8 26. Rad1 Be4 27. f3 Bg6 28. b4 Na4+ 29. Kb3 Nb6 30. Bf2 Bf7 31. a3 Bg8 32. Bxb6 axb6 33. Nb7 Kxb7 34. Rd8 Rxd8 35. Rxd8 Bh7 36. Re8 Nc6 37. Kc3 1/2-1/2

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.28"]
[Round "3"]
[White "Cichon, Joerg"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1784"]
[BlackElo "1998"]
[PlyCount "25"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 c6 4. d4 Bg4 5. h3 Bh5 6. Bd3 Nbd7 7. g4 Bg6 8. e5 Bxd3 9. Qxd3 Ng8 10. e6 fxe6 11. Ng5 Ndf6 12. Nxe6 Qc8 13. Nxf8 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.27"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Hackenberg, Ronald"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1998"]
[BlackElo "1608"]
[PlyCount "73"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nc3 g6 2. d4 Bg7 3. e4 d6 4. Be3 a6 5. a4 b6 6. Be2 Nd7 7. Bf3 e5 8. Qd2 exd4 9. Bxd4 Ne5 10. Be2 Nf6 11. h3 Be6 12. b3 Nc6 13. Bf3 Ne5 14. Rd1 0-0 15. Be2 Nfd7 16. Nf3 Nxf3+ 17. Bxf3 Bxd4 18. Qxd4 Ne5 19. Be2 Nc6 20. Qe3 Kg7 21. 0-0 Re8 22. Qd2 f5 23. exf5 Bxf5 24. Bf3 Bd7 25. Nd5 Ra7 26. Rfe1 Ne5 27. Bg4 Bxg4 28. hxg4 c6 29. Ne3 d5 30. f4 Nf7 31. Qc3+ Qf6 32. Qxf6+ Kxf6 33. Nxd5+ cxd5 34. Rxe8 Nd6 35. Rb8 b5 36. axb5 axb5 37. Rxd5 1-0

[Event "Berlin-ch Seniors op 32nd"]
[Site "Berlin"]
[Date "2016.01.26"]
[Round "1"]
[White "Langer, Guenter"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1745"]
[BlackElo "1998"]
[PlyCount "145"]
[EventDate "2016.01.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. e3 Nd7 4. Be2 Ngf6 5. Nbd2 e5 6. dxe5 dxe5 7. Nb3 Bd6 8. e4 Nxe4 9. Qd5 Nef6 10. Qxb7 0-0 11. 0-0 Bf5 12. c3 a6 13. Qc6 Be4 14. Qa4 h6 15. Be3 Qe7 16. Rad1 Bb7 17. Qh4 Bxf3 18. Bxf3 e4 19. Be2 Ne5 20. Nd4 Ng6 21. Qh3 Nf4 22. Bxf4 Bxf4 23. Bc4 Qc5 24. Bb3 a5 25. Qf5 Qxf5 26. Nxf5 g6 27. Ne7+ Kg7 28. g3 Bd6 29. Nd5 Ng4 30. h3 Ne5 31. Bc2 f5 32. Kg2 Bc5 33. Nxc7 Bb6 34. Nxa8 Rxa8 35. Rd5 Re8 36. Rfd1 e3 37. fxe3 Nc4 38. Rd7+ Kf6 39. R1d6+ Nxd6 40. Rxd6+ Re6 41. Rxe6+ Kxe6 42. Kf3 g5 43. e4 fxe4+ 44. Kxe4 h5 45. g4 hxg4 46. hxg4 Kd6 47. Kd3 Kc5 48. Ba4 Bc7 49. a3 Bf4 50. b4+ axb4 51. axb4+ Kb6 52. Be8 Bd6 53. Kc4 Be5 54. Kb3 Kc7 55. c4 Kd8 56. Bf7 Bg3 57. c5 Ke7 58. Bd5 Bf2 59. Kc4 Kd7 60. b5 Kc7 61. Be4 Be1 62. Kd5 Bf2 63. Bd3 Be3 64. Bf5 Bf2 65. Bg6 Be3 66. Be8 Kd8 67. Bc6 Kc7 68. Be8 Kd8 69. Bg6 Kc7 70. b6+ Kb8 71. Kc6 Bd4 72. Kb5 Be3 73. c6 1-0

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.07"]
[Round "9"]
[White "Haufe, Reinhard"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "1773"]
[BlackElo "1841"]
[PlyCount "56"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. Nf3 Be7 6. 0-0 0-0 7. d3 c6 8. Bd2 Qe8 9. b4 Qh5 10. a4 f4 11. Ne4 Nxe4 12. dxe4 Nd7 13. Bc3 Nf6 14. Nh4 Ne8 15. Nf5 Bxf5 16. exf5 Qxf5 17. Qd3 Qxd3 18. exd3 f3 19. Bh3 h5 20. Rfe1 g5 21. d4 g4 22. Bf1 exd4 23. Rxe7 dxc3 24. Rxb7 Rf7 25. Rxf7 Kxf7 26. Rc1 Rb8 27. b5 cxb5 28. axb5 a6 1/2-1/2

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.06"]
[Round "8"]
[White "Maetzing, Hans Dieter"]
[Black "Mueller, Johannes1111"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1841"]
[BlackElo "1690"]
[PlyCount "61"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 c5 5. Nf3 Nc6 6. Bc4 Bd6 7. d3 h6 8. a4 Qe7 9. 0-0 g6 10. h3 Nd8 11. Nh2 Be6 12. Bb5+ Nc6 13. f4 f6 14. f5 gxf5 15. Nxf5 Bxf5 16. Rxf5 0-0-0 17. Bxc6 bxc6 18. Qe1 Bc7 19. Bd2 Rf8 20. b4 Bd6 21. b5 Qd7 22. Nf3 h5 23. Nh4 Ne7 24. Rf2 Rhg8 25. Nf5 cxb5 26. axb5 Bb8 27. Ra6 Rg6 28. Ba5 Nxf5 29. Rc6+ Kb7 30. exf5 Rfg8 31. Qe4 1-0

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.05"]
[Round "7"]
[White "Kornath, Heinrich"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1673"]
[BlackElo "1841"]
[PlyCount "62"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. Bc4 Nf6 3. Nc3 c6 4. a4 b6 5. Nf3 h6 6. d4 d5 7. exd5 cxd5 8. Bb5+ Bd7 9. Bf4 a6 10. Bd3 Nc6 11. h3 e6 12. 0-0 Nb4 13. Re1 Nxd3 14. Qxd3 Bb4 15. Ne5 0-0 16. Re3 Qe8 17. Qe2 Bxc3 18. Nxd7 Qxd7 19. Rxc3 Ne4 20. Rc7 Qd8 21. Rb7 Nd6 22. Bxd6 Qxd6 23. Qe5 Qxe5 24. dxe5 Rab8 25. Ra7 Ra8 26. Rxa8 Rxa8 27. Rd1 Rc8 28. c3 Rc4 29. Rd4 Kf8 30. Kf1 Ke7 31. Ke2 Rc6 1/2-1/2

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.04"]
[Round "6"]
[White "Maetzing, Hans Dieter"]
[Black "Kolkwitz, Klaus"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1841"]
[BlackElo "1681"]
[PlyCount "85"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 g6 2. d4 d6 3. e4 Nf6 4. Nf3 Bg7 5. Bd3 0-0 6. Be3 c6 7. Qd2 b5 8. a3 Nbd7 9. Bh6 Nb6 10. b3 a6 11. h3 Qc7 12. Qg5 Re8 13. Bxg7 Kxg7 14. e5 Nfd5 15. Nxd5 cxd5 16. 0-0 f6 17. exf6+ exf6 18. Qd2 Be6 19. Nh2 Re7 20. f4 f5 21. Rfe1 Rae8 22. Nf3 Nd7 23. a4 Nf6 24. axb5 axb5 25. Qa5 Qxa5 26. Rxa5 Bd7 27. Rxe7+ Rxe7 28. Kf1 Nh5 29. Bxb5 Bxb5+ 30. Rxb5 Nxf4 31. Rb6 Rc7 32. Ne1 Ne6 33. Ke2 Nxd4+ 34. Kd3 Nc6 35. c3 Kf6 36. b4 Ke6 37. Nf3 Ne5+ 38. Nxe5 Kxe5 39. g3 g5 40. Rb8 f4 41. Re8+ Kf6 42. g4 Re7 43. Rf8+ 1/2-1/2

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.03"]
[Round "5"]
[White "Kujawa, Werner"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1557"]
[BlackElo "1841"]
[PlyCount "97"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Bg4 3. c4 c6 4. Nc3 Nf6 5. e3 Nbd7 6. Be2 e5 7. d5 Be7 8. e4 0-0 9. Be3 Qa5 10. 0-0 h6 11. Nd2 Bxe2 12. Qxe2 cxd5 13. cxd5 Nh7 14. f3 f5 15. Kh1 f4 16. Bf2 a6 17. a4 Qd8 18. Rfc1 Qe8 19. a5 Qh5 20. Kg1 g5 21. Nb3 Nhf6 22. Na4 Rac8 23. Nb6 Nxb6 24. Bxb6 Qg6 25. Rxc8 Rxc8 26. Rc1 Rxc1+ 27. Nxc1 g4 28. Kf1 h5 29. Qc4 Qe8 30. Nd3 Qd7 31. Nxe5 dxe5 32. d6+ Kg7 33. dxe7 Qd1+ 34. Kf2 h4 35. Qf1 g3+ 36. hxg3 fxg3+ 37. Kg1 Qc2 38. b4 Kf7 39. Bc5 h3 40. Kh1 Nh5 41. Qg1 h2 42. Qe1 Qd3 43. Qa1 Ke8 44. Qe1 Qc2 45. Be3 Kxe7 46. Qd2 Qxd2 47. Bxd2 Nf4 48. Bxf4 exf4 49. b5 0-1

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.02.02"]
[Round "4"]
[White "Maetzing, Hans Dieter"]
[Black "Engelhardt, Erhard"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1841"]
[BlackElo "1650"]
[PlyCount "200"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 e6 2. e4 d5 3. e5 c5 4. f4 Nc6 5. Nf3 Bd7 6. g3 a6 7. Bg2 Qc7 8. a4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. d3 0-0 12. Nh4 d4 13. Ne4 Nxe4 14. Bxe4 Rf6 15. Bd2 Raf8 16. Qe2 Ne7 17. b3 Re8 18. Qh5 Rh6 19. Qe2 Nf5 20. Ng2 Rf6 21. Rf2 g6 22. Raf1 Ng7 23. Nh4 Nf5 24. Nf3 Ng7 25. Ng5 a5 26. Bg2 b6 27. Ne4 Rf7 28. Nxd6 Qxd6 29. Qd1 Rfe7 30. Be4 Qc7 31. Qf3 Rf8 32. Qg2 Qc8 33. g4 Ref7 34. h3 Kh8 35. Bb7 Qc7 36. Be4 Qc8 37. c3 e5 38. fxe5 Rxf2 39. Rxf2 Rxf2 40. Qxf2 dxc3 41. Bxc3 Be6 42. Qf6 Kg8 43. Qe7 Bxb3 44. Qd6 Qe6 45. Qd8+ Kf7 46. d4 Qc4 47. Qf6+ Kg8 48. Bb2 Qe2 49. Qd8+ Kf7 50. Bd5+ Bxd5 51. Qxd5+ Kf8 52. Qd6+ Kf7 53. Qf6+ Kg8 54. Qf2 Qd1+ 55. Kg2 Ne6 56. dxc5 Qd5+ 57. Kg3 bxc5 58. Qf3 Qd7 59. Bc3 Qxa4 60. Qa8+ Kf7 61. Qb7+ Kg8 62. Qc8+ Kf7 63. Qb7+ Kg8 64. Qa8+ Kg7 65. Bd2 Qb3+ 66. Qf3 Qxf3+ 67. Kxf3 a4 68. Ke4 a3 69. Kd5 a2 70. Bc3 Kf7 71. Kd6 Nd8 72. Kxc5 Ke6 73. Kb4 Nc6+ 74. Kb3 Nxe5 75. Kxa2 Nd3 76. h4 Nf2 77. g5 Ne4 78. Be1 Kf5 79. Kb3 Kg4 80. Kc4 Nd6+ 81. Kd5 Nf5 82. Ke6 Nxh4 83. Bd2 Nf3 84. Bc1 Nxg5+ 85. Kf6 Ne4+ 86. Ke5 Nf2 87. Kf6 Kh5 88. Ke6 h6 89. Be3 Ng4 90. Bc5 Kg5 91. Be7+ Kf4 92. Bd6+ Kf3 93. Kf7 g5 94. Kg6 Ne3 95. Bc5 g4 96. Bd6 Nd5 97. Bb8 Nf4+ 98. Kxh6 g3 99. Kg5 g2 100. Ba7 Nh3+ 0-1

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.01.31"]
[Round "3"]
[White "Hahlbohm, Matthias"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1955"]
[BlackElo "1841"]
[PlyCount "34"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d6 2. Bc4 Nf6 3. d3 c6 4. Bb3 Nbd7 5. Be3 e5 6. Nc3 Nc5 7. Bxc5 dxc5 8. Nf3 Bg4 9. Bxf7+ Ke7 10. Bb3 b5 11. h3 Bxf3 12. Qxf3 a5 13. a4 b4 14. Nd1 g6 15. Ne3 Bg7 16. g4 Rf8 17. Qg3 h6 1-0

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.01.30"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Gnass, Erhard"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1841"]
[BlackElo "1377"]
[PlyCount "73"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 g6 2. d4 Bg7 3. e4 d6 4. Be3 e6 5. Nf3 Ne7 6. Bd3 0-0 7. Qd2 c6 8. Bh6 f5 9. h4 Rf7 10. h5 Bxh6 11. Qxh6 Qf8 12. hxg6 Nxg6 13. exf5 Qxh6 14. Rxh6 exf5 15. Kd2 Nf4 16. Rxd6 Nxd3 17. Kxd3 Nd7 18. Re1 c5 19. Ng5 Rf8 20. Nd5 c4+ 21. Kd2 Nb6 22. Ne7+ Kg7 23. Nxc8 Raxc8 24. Ne6+ Kf7 25. Nxf8 c3+ 26. Kd3 Rxf8 27. bxc3 Rc8 28. Re5 Na4 29. Rxf5+ Ke7 30. Rh6 Nb2+ 31. Kd2 Nc4+ 32. Ke2 Re8 33. Kd3 Nb2+ 34. Ke4 Nc4 35. Kf4 Rh8 36. g4 Nb6 37. g5 1-0

[Event "Berlin-ch Seniors op 31st"]
[Site "Berlin"]
[Date "2015.01.29"]
[Round "1"]
[White "Theilig, Reinhard"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1489"]
[BlackElo "1841"]
[PlyCount "58"]
[EventDate "2015.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 e5 3. Nc3 f5 4. d3 Nf6 5. g3 c6 6. Bg2 Be7 7. 0-0 0-0 8. Qb3 Nbd7 9. Ng5 Nc5 10. Qc2 Ne6 11. Nh3 Qe8 12. e4 Qh5 13. Qe2 Qxe2 14. Nxe2 fxe4 15. dxe4 Nc5 16. Nc3 Ncxe4 17. Nxe4 Nxe4 18. Bxe4 Bxh3 19. Re1 Be6 20. b3 d5 21. cxd5 cxd5 22. Bg2 e4 23. Bb2 Bc5 24. Re2 Rf7 25. Rc1 b6 26. b4 Bxb4 27. Bxe4 dxe4 28. Rxe4 Bd2 29. Rd1 Bf5 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.06"]
[Round "8"]
[White "Peter, Volkhard"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1676"]
[BlackElo "1843"]
[PlyCount "114"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Be3 Ng4 7. Qd2 Nxe3 8. Qxe3 Qb6 9. Nge2 Be7 10. 0-0 Bf6 11. fxe5 dxe5 12. Na4 Qb4 13. dxe5 Bxe5 14. Qc5 Qxc5+ 15. Nxc5 b6 16. Nb3 Bxb2 17. Rad1 0-0 18. c3 Bg4 19. c4 Nd7 20. h3 Bh5 21. g4 Bg6 22. Nf4 Ne5 23. Nxg6 Nxg6 24. Rf2 Be5 25. Rf5 Rad8 26. Kf1 f6 27. Rf3 Nf4 28. c5 Kf7 29. h4 Ke7 30. a4 Ne6 31. cxb6 axb6 32. a5 bxa5 33. Nxa5 Nd4 34. Rh3 Ra8 35. Nc4 Ra2 36. Bb1 Ra1 37. Kg2 Rb8 38. Rhh1 c5 39. g5 Ke6 40. Rhf1 Rb4 41. Ne3 Rb2+ 42. Kh3 Ra3 43. Bd3 Rbb3 44. Bc4+ Kd6 45. Bxb3 Rxb3 46. Rf3 Kc6 47. Kg4 Nxf3 48. Kxf3 Bd4 49. Re1 fxg5 50. hxg5 h5 51. gxh6 gxh6 52. Kf4 Bxe3+ 53. Rxe3 Rxe3 54. Kxe3 h5 55. Kf4 c4 56. e5 Kd7 57. Kf5 c3 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.05"]
[Round "7"]
[White "Maetzing, Hans Dieter"]
[Black "Mietzelfeldt, Gerhard"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1843"]
[BlackElo "1688"]
[PlyCount "43"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. g3 Nf6 6. Bg5 h6 7. Bxf6 gxf6 8. Bg2 Bd7 9. e4 Bg7 10. Nf5 Bf8 11. 0-0 Qa5 12. a3 Bxf5 13. exf5 Qxf5 14. Re1 0-0-0 15. Be4 Qg5 16. h4 Qc5 17. Nd5 Kb8 18. Bg2 f5 19. b4 Qd4 20. Qf3 e6 21. Rad1 Qg4 22. Qxg4 1/2-1/2

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.04"]
[Round "6"]
[White "Herrmann, Eberhard"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1705"]
[BlackElo "1843"]
[PlyCount "191"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[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. d4 dxe4 4. Nxe4 Bd7 5. c3 Bc6 6. Ng3 Nf6 7. Nf3 Nbd7 8. Bd3 Bd6 9. 0-0 0-0 10. Bc2 e5 11. Bg5 h6 12. Bxf6 Qxf6 13. Ne4 Bxe4 14. Bxe4 c6 15. Bc2 Rfe8 16. Re1 exd4 17. Qd3 g6 18. Nxd4 Ne5 19. Qh3 h5 20. Rad1 Ng4 21. Nf3 Rxe1+ 22. Rxe1 Bxh2+ 23. Kf1 Bc7 24. Rd1 Rd8 25. Qh4 Rxd1+ 26. Bxd1 Qd6 27. Ke2 Qe6+ 28. Kf1 Qd5 29. Nd4 Bd8 30. Qg3 Qd7 31. Bb3 c5 32. Nf3 Qd3+ 33. Ke1 c4 34. Bd1 Bb6 35. Nd4 Qxg3 36. fxg3 Bc7 37. Ke2 Bxg3 38. Kf3 Bb8 39. Be2 Ne5+ 40. Ke4 Kf8 41. Kd5 Ke7 42. b3 cxb3 43. axb3 f5 44. c4 h4 45. c5 Kf6 46. Ne6 g5 47. Nd8 g4 48. Nxb7 h3 49. gxh3 gxh3 50. Bf1 h2 51. Bg2 Ng4 52. Kd4 Nf2 53. Nd6 h1Q 54. Bxh1 Nxh1 55. Nxf5 Kxf5 56. Kd5 Kf6 57. Kc6 Ke7 58. Kb7 Bf4 59. Kxa7 Nf2 60. Kb7 Nd3 61. b4 Nxb4 62. c6 Kd8 63. Kb6 Kc8 64. Kc5 Na6+ 65. Kb6 Nb8 66. Kc5 Kc7 67. Kd5 Nxc6 68. Ke4 Bd6 69. Kd5 Kd7 70. Kc4 Ke6 71. Kb5 Kd5 72. Kb6 Bf4 73. Kb7 Kd6 74. Ka8 Ne7 75. Kb7 Be3 76. Kb8 Kc6 77. Ka8 Bf4 78. Ka7 Nc8+ 79. Ka8 Nb6+ 80. Ka7 Bg3 81. Ka6 Bb8 82. Ka5 Nd5 83. Ka6 Nc7+ 84. Ka5 Kc5 85. Ka4 Kc4 86. Ka5 Ba7 87. Ka4 Bb6 88. Ka3 Be3 89. Kb2 Nd5 90. Kc2 Nc3 91. Kb2 Kd3 92. Kb3 Bc5 93. Kb2 Nd5 94. Kb3 Nb6 95. Kb2 Na4+ 96. Kb3 1/2-1/2

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.03"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Grottke, Hans Joachim"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1843"]
[BlackElo "2110"]
[PlyCount "60"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. d3 c5 4. g3 Nc6 5. Bg2 Nf6 6. Qe2 Nd4 7. Qd1 dxe4 8. Nxe4 Be7 9. Nxf6+ Bxf6 10. c3 Nf5 11. g4 Nh4 12. Be4 Qc7 13. Ne2 Bd7 14. Ng3 Bc6 15. Qe2 0-0-0 16. Be3 Bxe4 17. Nxe4 Ng2+ 18. Kd1 Qc6 19. Ng3 c4 20. d4 e5 21. Kc2 exd4 22. Bxd4 Bxd4 23. cxd4 Rxd4 24. Nf5 Qg6 25. f3 Nh4 26. Kc3 Nxf5 27. gxf5 Qf6 28. Kb4 c3+ 29. Kb3 Qb6+ 30. Kxc3 Qc5+ 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.02"]
[Round "4"]
[White "Hesselbarth, Karlheinz"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1685"]
[BlackElo "1843"]
[PlyCount "124"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 e5 4. d5 Be7 5. e4 a5 6. Be2 0-0 7. Be3 Na6 8. f3 c6 9. Qd2 cxd5 10. cxd5 Bd7 11. Bd1 b5 12. Nge2 Qe8 13. Ng3 b4 14. Nce2 Rc8 15. 0-0 Qd8 16. Rc1 Rxc1 17. Nxc1 Qb8 18. Be2 Nc5 19. Nd3 Na4 20. Rc1 Bd8 21. Bd1 Bb6 22. Kf2 Bb5 23. Bxa4 Bxa4 24. Nf5 Re8 25. Bxb6 Qxb6+ 26. Qe3 Qd8 27. b3 Bb5 28. Nb2 g6 29. Nh6+ Kg7 30. g4 Nd7 31. g5 Nc5 32. Nc4 Bxc4 33. Rxc4 f6 34. h4 Rf8 35. Ng4 f5 36. Nf6 f4 37. Qd2 Qb6 38. Kf1 h6 39. Ng4 h5 40. Nf6 Qb5 41. Kg2 Rb8 42. Qc2 Kf7 43. Kf2 Rb7 44. Ke1 Ke7 45. Nh7 Qb6 46. Kf1 Qa7 47. Nf6 a4 48. bxa4 Nxa4 49. Rc8 Nc5 50. Rh8 Qa6+ 51. Kg2 Ra7 52. Rh7+ Kd8 53. Rxa7 Qxa7 54. Kf1 Qa3 55. Qe2 Qd3 56. Nh7 Ke7 57. Nf6 Qb1+ 58. Kg2 Nd3 59. Ng8+ Kd8 60. Nf6 Qb2 61. Qxb2 Nxb2 62. Kf1 Nd1 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.02.01"]
[Round "3"]
[White "Maetzing, Hans Dieter"]
[Black "Shapiro, Yosip"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1843"]
[BlackElo "2005"]
[PlyCount "70"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Bf4 d6 6. Ndb5 e5 7. Bg3 a6 8. Na3 b5 9. Nd5 Be6 10. e4 Nd4 11. c3 Bxd5 12. exd5 Nf5 13. Qd3 Ngh6 14. Nc2 Be7 15. Nb4 0-0 16. Be2 Bf6 17. f3 Bh4 18. Bf2 Bxf2+ 19. Kxf2 Qb6+ 20. Ke1 Nh4 21. g3 Ng6 22. Nc2 f5 23. a4 bxa4 24. Rxa4 Qxb2 25. Rb4 Qc1+ 26. Qd1 Qg5 27. Kf2 a5 28. Ra4 Rac8 29. h4 Qd8 30. Qa1 Rc5 31. Rb1 f4 32. Rh1 fxg3+ 33. Kxg3 Nf5+ 34. Kf2 Nf4 35. Bf1 Qb6 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.01.31"]
[Round "2"]
[White "Engelhardt, Erhard"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1674"]
[BlackElo "1843"]
[PlyCount "108"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. f4 d6 2. Nf3 c6 3. b3 Bg4 4. e3 e5 5. fxe5 dxe5 6. h3 Bxf3 7. Qxf3 Nd7 8. Bc4 Qh4+ 9. Qf2 Qxf2+ 10. Kxf2 Ngf6 11. Bb2 Ne4+ 12. Ke1 Be7 13. Rf1 Rf8 14. Nc3 Bh4+ 15. Kd1 Nd6 16. Be2 f5 17. Kc1 0-0-0 18. Ba3 Kc7 19. Kb2 Nb6 20. Rac1 Rf7 21. d3 Bg5 22. Nd1 Nbc8 23. c4 f4 24. exf4 Rxf4 25. Rxf4 exf4 26. Rc2 Nf5 27. Bc5 Bf6+ 28. Kb1 Bd4 29. Bxd4 Nxd4 30. Rd2 Nxe2 31. Rxe2 Rxd3 32. Kc2 Rg3 33. Rf2 f3 34. Ne3 fxg2 35. Nxg2 Nd6 36. Nf4 g5 37. Ne6+ Kc8 38. Rh2 h6 39. h4 Re3 40. Ng7 g4 41. Rg2 g3 42. Kd2 Rf3 43. Ke2 Rc3 44. Kd2 Ne4+ 45. Ke2 Kd7 46. Nf5 Ke6 47. Nxh6 Ke5 48. Nf7+ Kf4 49. h5 Rc2+ 50. Kf1 Nd2+ 51. Ke1 Nf3+ 52. Kf1 Nh2+ 53. Ke1 Rxg2 54. h6 Nf3+ 0-1

[Event "Berlin-ch Seniors op 30th"]
[Site "Berlin"]
[Date "2014.01.30"]
[Round "1"]
[White "Maetzing, Hans Dieter"]
[Black "Freihube, Manfred"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1843"]
[BlackElo "1511"]
[PlyCount "111"]
[EventDate "2014.01.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Nf6 5. Nf3 Bd6 6. Bc4 0-0 7. 0-0 Nc6 8. a4 Na5 9. Ba2 c5 10. d3 Bd7 11. Bd2 Nc6 12. h3 Ne7 13. Bg5 Ng6 14. Nh5 Be7 15. Bxf6 Bxf6 16. Nh2 Bg5 17. Ng3 Qc8 18. Nf3 Bh6 19. h4 Qe8 20. Nf5 Bxf5 21. exf5 Nf4 22. g3 Nh5 23. g4 Kh8 24. gxh5 f6 25. Bd5 Qxh5 26. Nh2 Qe8 27. Qf3 Rb8 28. b3 b6 29. Ng4 Bf4 30. Qh3 Rc8 31. Be4 Rc7 32. h5 Rff7 33. f3 Qf8 34. Kf2 Qd6 35. Rh1 Qe7 36. Qf1 Qd6 37. Qe2 Qd8 38. Rag1 Qd6 39. Rg2 h6 40. Ra1 a6 41. Rgg1 Rfd7 42. Rgb1 Qf8 43. Qf1 Qf7 44. Qh3 Qe7 45. Ke2 Qd6 46. Nf2 Rf7 47. Qg4 Rfe7 48. Nh3 Be3 49. c4 Qd8 50. f4 Qd6 51. Rf1 exf4 52. Nxf4 Kh7 53. Qg6+ Kh8 54. Qg3 Kh7 55. Rf3 Rxe4 56. dxe4 1-0

[Event "Berlin-ch Seniors op 28th"]
[Site "Berlin"]
[Date "2012.02.02"]
[Round "7.7"]
[White "Maetzing, Hans Dieter"]
[Black "Glatthor, Thomas"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1771"]
[BlackElo "1941"]
[PlyCount "84"]
[EventDate "2012.01.27"]
[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 g6 2. d4 d6 3. e4 Bg7 4. Be3 Nc6 5. f3 e5 6. Bb5 Bd7 7. d5 Nce7 8. Bxd7+ Qxd7 9. g4 f5 10. h4 fxg4 11. fxg4 Nf6 12. g5 Ng4 13. Qe2 Nxe3 14. Qxe3 h6 15. Nh3 Qg4 16. Nf2 Qf4 17. Qxf4 exf4 18. Kd2 0-0-0 19. Nd3 Rdf8 20. Raf1 Be5 21. Ke2 hxg5 22. Nxe5 dxe5 23. hxg5 Rh5 24. Rxh5 gxh5 25. Rh1 Rh8 26. Nd1 Kd7 27. Nf2 Ng6 28. Nh3 c6 29. c4 cxd5 30. cxd5 Rc8 31. Kd3 b5 32. Ng1 Rc1 33. Kd2 Rb1 34. Rxh5 Rxg1 35. Rh7+ Ne7 36. Rh6 Rxg5 37. Ra6 Nc8 38. Kc3 Rg3+ 39. Kb4 Re3 40. Kxb5 Rxe4 41. b3 f3 42. Rf6 Rf4 0-1

[Event "Berlin-ch Seniors op 28th"]
[Site "Berlin"]
[Date "2012.01.28"]
[Round "2.6"]
[White "Burger, Heinrich"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2037"]
[BlackElo "1771"]
[PlyCount "51"]
[EventDate "2012.01.27"]
[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 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Ng6 5. g3 Nf6 6. Bg2 Be7 7. Nf3 d6 8. Qc2 Bd7 9. 0-0 h5 10. h4 Ng4 11. Bg5 Nh6 12. b4 Qc8 13. Bxe7 Nxe7 14. Ng5 f6 15. Ne6 Kf7 16. Nb5 Bxe6 17. dxe6+ Kxe6 18. c5 a6 19. cxd6 cxd6 20. Qb3+ Kd7 21. Rac1 Qg8 22. Qf3 axb5 23. Qxb7+ Ke6 24. Rc7 Qe8 25. Rxe7+ Qxe7 26. Bd5+ 1-0

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.24"]
[Round "7"]
[White "Kotzem, Ernst"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1799"]
[BlackElo "1771"]
[PlyCount "97"]
[EventDate "2011.08.18"]
[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 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. 0-0 Be7 6. c3 b5 7. Bb3 Ngf6 8. a4 Bb7 9. Re1 0-0 10. axb5 cxb5 11. Nbd2 h6 12. Bc2 Qc7 13. Nf1 Rfe8 14. Ng3 Bf8 15. Bd3 a6 16. Bd2 d5 17. dxe5 Nxe5 18. Nxe5 Qxe5 19. f4 Qe6 20. e5 Bc5+ 21. Be3 Bxe3+ 22. Rxe3 Qb6 23. Nf1 d4 24. cxd4 Nd5 25. Rf3 Nb4 26. Rf2 Rad8 27. Bf5 Rxd4 28. Qg4 Rxe5 29. Bb1 Rg5 30. Qe2 Rxg2+ 31. Rxg2 Rd2+ 32. Qf2 Rxb2 33. Ng3 Rxf2 34. Rxf2 Qd4 35. Ra3 Qc4 36. Ne2 Qd5 37. Ng3 h5 38. h4 Qc5 39. Rb3 Bd5 40. Ne4 Qxf2+ 41. Kxf2 Bxb3 42. Nc5 Bd5 43. Ke3 Kf8 44. Kd4 Bc6 45. Nb3 Be8 46. Kc3 Nc6 47. Be4 Ne7 48. Kb4 Ng6 49. Nd4 0-1

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.23"]
[Round "6"]
[White "Maetzing, Hans Dieter"]
[Black "Koch, Herbert"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1771"]
[BlackElo "1682"]
[PlyCount "61"]
[EventDate "2011.08.18"]
[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. Nc3 e6 2. f4 d5 3. e4 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. d4 Bd6 7. g3 Bd7 8. Bg2 Bc6 9. Nf3 Nd7 10. 0-0 Nb6 11. b3 Bxf3 12. Bxf3 c6 13. a4 0-0 14. a5 Nd5 15. c4 Ne7 16. Be3 Rfd8 17. Bf2 Bc5 18. Ra2 Bxd4 19. Rd2 Bxf2+ 20. Rfxf2 Nf5 21. a6 bxa6 22. Bxc6 Rab8 23. Rxd8+ Rxd8 24. Rd2 Rxd2 25. Qxd2 Qd4+ 26. Qxd4 Nxd4 27. Ba4 Kf8 28. Kf2 Ke7 29. Ke3 Nf5+ 30. Ke4 a5 31. c5 1/2-1/2

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.22"]
[Round "5"]
[White "Vonderlage, Werner"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1832"]
[BlackElo "1771"]
[PlyCount "99"]
[EventDate "2011.08.18"]
[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 Nc6 2. e4 d5 3. e5 Bf5 4. Nf3 e6 5. Bd3 Be4 6. Be3 f6 7. c3 Nge7 8. exf6 gxf6 9. b4 Rg8 10. Qc2 Bxf3 11. gxf3 f5 12. Nd2 Qd6 13. Nb3 Rg2 14. Nc5 Nd8 15. f4 Bh6 16. Bf1 Rg4 17. Be2 Rh4 18. Nd3 c6 19. 0-0-0 a5 20. Qa4 b5 21. Qb3 Ng6 22. a4 axb4 23. axb5 bxc3 24. bxc6 Ra3 25. Qb4 Ra1+ 26. Kc2 Ra2+ 27. Kxc3 Qxc6+ 28. Nc5 Rxe2 29. Ra1 Bxf4 30. Ra6 Qc7 31. Qb5+ Kf8 32. Qxe2 Bd6 33. Qb5 f4 34. Bc1 e5 35. Ba3 exd4+ 36. Kb2 Be7 37. Nd7+ Kg7 38. Bxe7 Qc3+ 39. Kb1 Nxe7 40. Rc1 Qf3 41. Rg1+ Ng6 42. Nf6 Qxf2 43. Rf1 Qe3 44. Nxd5 Qe4+ 45. Ka1 Rxh2 46. Qd7+ Nf7 47. Ra7 Nge5 48. Qe6 Rh6 49. Rxf7+ Nxf7 50. Qxe4 1-0

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.21"]
[Round "4"]
[White "Maetzing, Hans Dieter"]
[Black "Hess, Helmut"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1771"]
[BlackElo "1563"]
[PlyCount "79"]
[EventDate "2011.08.18"]
[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. Nc3 d5 2. e4 c6 3. Nf3 dxe4 4. Nxe4 Bg4 5. h3 Bxf3 6. Qxf3 Nd7 7. Ng5 Ndf6 8. Qb3 e6 9. Qxb7 Ne7 10. Be2 g6 11. Bf3 Qc8 12. Qxc8+ Rxc8 13. 0-0 h6 14. Ne4 Nxe4 15. Bxe4 Bg7 16. d3 0-0 17. Rb1 Nd5 18. a3 Kh7 19. g3 Rb8 20. Bxd5 exd5 21. Re1 Rb7 22. b3 Bd4 23. Bd2 a6 24. Re2 c5 25. Rbe1 Bf6 26. Re8 Rxe8 27. Rxe8 d4 28. Kf1 Kg7 29. Ra8 Rb6 30. Rc8 Be7 31. a4 g5 32. f4 gxf4 33. Bxf4 Rf6 34. Kg2 Re6 35. Kf2 Kg6 36. a5 h5 37. Rb8 Bd6 38. Bxd6 Rxd6 39. Rc8 Rf6+ 40. Kg2 1-0

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.20"]
[Round "3"]
[White "Toepfer, Roland"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1645"]
[BlackElo "1771"]
[PlyCount "52"]
[EventDate "2011.08.18"]
[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 Nc6 2. Nf3 d6 3. e3 e5 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Bc4 f6 8. Nc3 c6 9. 0-0 Bb4 10. Rd1+ Ke7 11. Bd2 Ba5 12. b4 Bb6 13. a4 a5 14. b5 Be6 15. Bxe6 Kxe6 16. Rab1 c5 17. e4 Ne7 18. Be3 Rhd8 19. Kf1 h6 20. Ke2 f5 21. f3 Rac8 22. Rxd8 Rxd8 23. Rd1 Rxd1 24. Kxd1 Ba7 25. Ke2 b6 26. Kd3 Bb8 1/2-1/2

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.19"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Engelhardt, Erhard"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1771"]
[BlackElo "1691"]
[PlyCount "106"]
[EventDate "2011.08.18"]
[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. Nc3 b6 2. e4 Bb7 3. Be2 e6 4. f4 Bb4 5. Bf3 d5 6. e5 Ne7 7. Nce2 Ng6 8. c3 Be7 9. g3 Nd7 10. d4 c5 11. h4 h6 12. Be3 Qc7 13. Qc2 c4 14. f5 Ngf8 15. Nf4 0-0-0 16. 0-0-0 Rg8 17. Bh5 Nxe5 18. fxe6 Nd3+ 19. Nxd3 cxd3 20. Qf2 f6 21. Bf7 Rh8 22. Rxd3 Qc4 23. Qc2 Qxa2 24. Bf4 Bc6 25. Qb1 Qxb1+ 26. Kxb1 Be8 27. Re3 Ng6 28. Nh3 Rf8 29. Bxe8 Rfxe8 30. h5 Nf8 31. Rhe1 Kb7 32. g4 Rc8 33. Bg3 Rc6 34. Nf4 Rd8 35. Ng2 Nh7 36. Nh4 Ng5 37. Nf5 Re8 38. Nxg7 Rg8 39. Nf5 Re8 40. Nxh6 Ne4 41. Nf5 Bf8 42. Kc2 Rcxe6 43. Bh4 Rc8 44. h6 Rc7 45. Bg3 Rh7 46. Bf4 Kc6 47. Rg1 b5 48. b3 a5 49. c4 a4 50. cxd5+ Kxd5 51. Kd3 Ng5 52. Bxg5 Rxe3+ 53. Bxe3 axb3 1-0

[Event "GER Cup GrC Seniors 1st"]
[Site "Bad Blankenburg"]
[Date "2011.08.18"]
[Round "1"]
[White "Didzuhn, Werner"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1698"]
[BlackElo "1771"]
[PlyCount "63"]
[EventDate "2011.08.18"]
[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 e5 2. Bc4 d6 3. Nf3 c6 4. d4 Nd7 5. a4 Be7 6. 0-0 Ngf6 7. Nc3 0-0 8. Ba2 b6 9. Re1 Bb7 10. Bg5 h6 11. Bh4 Nh7 12. Bg3 Ng5 13. dxe5 Nxf3+ 14. Qxf3 Nxe5 15. Qh5 g6 16. Qe2 Qc8 17. h3 Kg7 18. f4 Nd7 19. Rad1 Ba6 20. Qd2 f5 21. exf5 Qc7 22. fxg6 d5 23. Ne2 Nf6 24. Nd4 Bc5 25. Kh2 Bxd4 26. Qxd4 c5 27. Qf2 Kxg6 28. Bh4 Qd7 29. Bxf6 Kxf6 30. Qh4+ Kg6 31. Bxd5 Qc7 32. Re6+ 1-0

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.06"]
[Round "9"]
[White "Hoffmann, Peter1111"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1854"]
[BlackElo "1780"]
[PlyCount "116"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Ng6 5. Nf3 Nf6 6. h4 h5 7. Bg5 Be7 8. e3 d6 9. Bd3 Nh7 10. Qc2 Ngf8 11. Bxe7 Qxe7 12. 0-0-0 g6 13. Nd2 f5 14. f3 Nf6 15. Kb1 N8d7 16. Be2 Nc5 17. b4 Na6 18. a3 Bd7 19. g4 hxg4 20. fxg4 c6 21. dxc6 Bxc6 22. g5 Nh5 23. Bxh5 Rxh5 24. Nd5 Bxd5 25. cxd5 Qc7 26. Qd3 Rc8 27. Rc1 Qd7 28. Rxc8+ Qxc8 29. Nf3 Rh7 30. Rc1 Qd7 31. Qc4 Nc7 32. Kb2 Kd8 33. a4 Qxa4 34. Nxe5 Qe8 35. Nc6+ bxc6 36. dxc6 Qe5+ 37. Kb3 Qe6 38. Qxe6 Nxe6 39. Kc4 Rxh4+ 40. Kd5 Nxg5 41. Ra1 Rh7 42. Rg1 Ne4 43. Rxg6 Re7 44. b5 Kc7 45. Kc4 Kb6 46. Rg8 d5+ 47. Kb4 a5+ 48. bxa6 Kxc6 49. Rg6+ Nd6 50. Rg2 Ra7 51. Ka5 Nc4+ 52. Kb4 Rxa6 53. Rg6+ Nd6 54. Rf6 Rb6+ 55. Kc3 Kc5 56. Kd3 Ra6 57. Ke2 Ra2+ 58. Kf3 Rf2+ 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.05"]
[Round "8"]
[White "Maetzing, Hans Dieter"]
[Black "Tham, Franz"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1780"]
[BlackElo "1401"]
[PlyCount "131"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d6 5. Qd2 0-0 6. Bh6 Bg4 7. Bxg7 Kxg7 8. Ng1 Bf5 9. f3 h5 10. e4 Bc8 11. g3 c6 12. 0-0-0 b5 13. a3 a5 14. Qf4 b4 15. Nb1 bxa3 16. Nxa3 Qb6 17. e5 Nd5 18. Qd2 Na6 19. Nc4 Qb4 20. Nxa5 Qxd2+ 21. Kxd2 dxe5 22. Nxc6 exd4 23. Nxd4 Rd8 24. Ke1 Ne3 25. Rd3 Nxf1 26. Kxf1 Nb4 27. Rd2 Ba6+ 28. Kg2 Nxc2 29. Rxc2 Rxd4 30. Ne2 Rb4 31. Nf4 e6 32. Ra1 g5 33. Nxh5+ Kg6 34. g4 Bb7 35. Re1 Rxg4+ 36. Ng3 Bd5 37. h3 Rf4 38. Re3 Rb8 39. Ne4 f5 40. Nc3 Rc8 41. Rd2 g4 42. Nxd5 exd5 43. fxg4 fxg4 44. Kg3 Rcf8 45. hxg4 Re4 46. Rf3 Rxf3+ 47. Kxf3 Rb4 48. Rxd5 Rxb2 49. Rd6+ Kg5 50. Rd5+ Kg6 51. Kf4 Rf2+ 52. Kg3 Rf7 53. Rd8 Kg7 54. Kh4 Kg6 55. Rd6+ Kg7 56. Kg5 Kg8 57. Rg6+ Kh7 58. Rf6 Kg7 59. Rxf7+ Kxf7 60. Kh6 Kg8 61. Kg6 Kh8 62. Kf7 Kh7 63. g5 Kh8 64. Kg6 Kg8 65. Kf6 Kf8 66. g6 1-0

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.04"]
[Round "7"]
[White "Hesselbarth, Karlheinz"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1622"]
[BlackElo "1780"]
[PlyCount "68"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nc6 2. Nf3 d6 3. e4 e5 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Bc4 Ke8 8. 0-0 Nf6 9. Nc3 c6 10. Bg5 Be7 11. Rad1 b5 12. Bd3 Be6 13. Ne2 h6 14. Bd2 Nd7 15. Ng3 Nc5 16. Be2 g6 17. Bc3 f6 18. b3 Nd7 19. Rfe1 Kf7 20. Nf1 Rhd8 21. Ne3 Bc5 22. Bg4 Bxe3 23. Bxe6+ Kxe6 24. Rxe3 Nc5 25. Rxd8 Rxd8 26. f3 Nb7 27. Kf2 c5 28. Ke2 Rd6 29. Rd3 Ra6 30. Bd2 Rxa2 31. Rc3 h5 32. f4 b4 33. Rc4 Kd6 34. Be3 Kc6 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.03"]
[Round "6"]
[White "Maetzing, Hans Dieter"]
[Black "Schoenfeld, Gerd"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1780"]
[BlackElo "2007"]
[PlyCount "46"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 a6 5. Qd2 h6 6. h4 Bg7 7. Ne5 Nbd7 8. f3 Nh5 9. Bh2 e6 10. Bf4 Nxe5 11. dxe5 Nxf4 12. Qxf4 c5 13. Qg3 Qa5 14. Kf2 Qb4 15. Rb1 Bd7 16. e3 d4 17. a3 dxe3+ 18. Kg1 Qd4 19. Bd3 Bxe5 20. Qe1 f5 21. Ne2 Qa4 22. Nc3 Qc6 23. Ne2 c4 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.02"]
[Round "5"]
[White "Hohn, August"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1953"]
[BlackElo "1780"]
[PlyCount "77"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 Nc6 2. Nc3 e5 3. Nf3 f5 4. d4 e4 5. Nd2 Nf6 6. e3 Be7 7. f3 exf3 8. Nxf3 d6 9. Bd3 0-0 10. 0-0 Nb4 11. Bb1 a5 12. a3 Na6 13. b4 c6 14. Bd3 axb4 15. axb4 Nc7 16. Rxa8 Nxa8 17. Qc2 g6 18. Qa2 Nc7 19. Bd2 d5 20. cxd5 Ncxd5 21. b5 Kg7 22. bxc6 bxc6 23. Qa4 c5 24. Ne5 Nxc3 25. Bxc3 Nd5 26. Ba5 Qd6 27. Bd2 cxd4 28. exd4 Nb6 29. Qa1 Be6 30. Rb1 Ra8 31. Qb2 Nd5 32. Bc4 Ra7 33. Qc1 Bf6 34. Bh6+ Kg8 35. Bxd5 Qxd5 36. Rb8+ Bd8 37. Nc6 Rc7 38. Rxd8+ Qxd8 39. Nxd8 1-0

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.02.01"]
[Round "4"]
[White "Maetzing, Hans Dieter"]
[Black "Troeger, Rainer"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1780"]
[BlackElo "2048"]
[PlyCount "87"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 g6 2. e4 c5 3. f4 Bg7 4. Bc4 Nc6 5. a4 e6 6. Nf3 Nge7 7. 0-0 d5 8. exd5 exd5 9. Bb5 0-0 10. Ne2 Qb6 11. Bxc6 Nxc6 12. Kh1 Bd7 13. c3 Bf5 14. d4 c4 15. Ne1 Rae8 16. Ng3 Ne7 17. Nxf5 Nxf5 18. Qf3 Re4 19. a5 Qe6 20. Nc2 Re8 21. g4 Nh4 22. Qg3 Re2 23. Ne3 Qe4+ 24. Kg1 Rxe3 25. Qxh4 Re2 26. Qg3 Qd3 27. f5 Qxg3+ 28. hxg3 Rc2 29. Bf4 Ree2 30. Rfe1 Bf8 31. Rxe2 Rxe2 32. f6 h6 33. Rb1 g5 34. Bb8 Re6 35. Bxa7 Bd6 36. b3 Rxf6 37. bxc4 dxc4 38. Rxb7 Rf3 39. a6 Rxg3+ 40. Kf2 Rxc3 41. Bc5 Bg3+ 42. Ke2 Rc2+ 43. Kd1 Kg7 44. Kxc2 1-0

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.01.31"]
[Round "3"]
[White "Bauer, Stefan"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1417"]
[BlackElo "1780"]
[PlyCount "59"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 4. Ne5 Bf5 5. 0-0 Nd7 6. f4 Nxe5 7. fxe5 Qd7 8. d4 h5 9. h4 Bh3 10. Kh2 Bxg2 11. Kxg2 f6 12. Qe1 e6 13. a4 Be7 14. b4 Nh6 15. Ra3 Nf7 16. Raf3 f5 17. c3 g5 18. Rh1 0-0-0 19. Ba3 Rdg8 20. Kf2 gxh4 21. gxh4 Rg4 22. Ke3 Qd8 23. Kd2 Bxh4 24. Qd1 Ng5 25. Kc2 Nxf3 26. exf3 Rg2+ 27. Kb3 Qg5 28. Bc1 Qg3 29. f4 Qg4 30. Qf1 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.01.30"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Wuensch, Ulrich"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1780"]
[BlackElo "2032"]
[PlyCount "88"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. Nf3 Nd7 6. b3 Bd6 7. Bc4 Bxc4 8. bxc4 Ne7 9. 0-0 0-0 10. Nh4 g6 11. d3 f6 12. Qg4 Kh8 13. Qe2 Nc5 14. Nh1 Qd7 15. g3 Ne6 16. Ng2 Ng5 17. h4 Ne6 18. f4 exf4 19. gxf4 Ng7 20. Bd2 Rae8 21. Rf3 Nh5 22. Ng3 Nxg3 23. Rxg3 Nf5 24. Rf3 Nh6 25. Rg3 f5 26. e5 Ng4 27. Qf3 Be7 28. a3 b6 29. Bb4 c5 30. Bd2 Qa4 31. Qd1 b5 32. cxb5 Qxb5 33. a4 Qa6 34. c4 h5 35. Rf3 Rb8 36. Rf1 Rb2 37. Bc1 Rb7 38. Qc2 Rfb8 39. Ra2 Qc6 40. Bd2 Rb3 41. Be1 Rb1 42. Bg3 Rxf1+ 43. Kxf1 Qf3+ 44. Bf2 Ne3+ 0-1

[Event "Berlin-ch Seniors op 27th"]
[Site "Berlin"]
[Date "2011.01.29"]
[Round "1"]
[White "Platow, Gerd"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1432"]
[BlackElo "1780"]
[PlyCount "92"]
[EventDate "2011.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. dxe5 Nxe5 5. Nxe5 dxe5 6. Qxd8+ Kxd8 7. Bc4 f6 8. 0-0 c6 9. Be3 Bd6 10. Nc3 b5 11. Bb3 a5 12. a3 Ne7 13. Rad1 Kc7 14. f4 exf4 15. Bxf4 Bxf4 16. Rxf4 Ng6 17. Rf2 Re8 18. Re1 Be6 19. Bxe6 Rxe6 20. Rd2 Rae8 21. b4 Ne5 22. Red1 R8e7 23. Rd4 Nc4 24. a4 axb4 25. axb5 Nb2 26. b6+ Kb7 27. Rd7+ Kxb6 28. Rxe7 Rxe7 29. Nd5+ cxd5 30. Rb1 Nc4 31. Rxb4+ Kc5 32. Rb8 dxe4 33. Kf2 Kd4 34. Ke2 Kc3 35. Rc8 Rd7 36. Ke1 e3 37. Ke2 Rd2+ 38. Kf3 Rf2+ 39. Kg3 Rxc2 40. Kf3 Rf2+ 41. Kg3 Rf1 42. Re8 Ne5 43. Rc8+ Kd4 44. Rd8+ Ke4 45. Ra8 e2 46. Ra4+ Kf5 0-1

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.24"]
[Round "9"]
[White "Maetzing, Hans Dieter"]
[Black "Hermann, Armin"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1805"]
[BlackElo "1477"]
[PlyCount "53"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nc3 Nf6 2. f4 d5 3. e3 e6 4. Nf3 Be7 5. b3 c5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. 0-0 0-0 9. Bb2 Rc8 10. d3 Ng4 11. Qc1 d4 12. Nd1 Nxe3 13. Nxe3 dxe3 14. Qxe3 Bf6 15. Ne5 Nxe5 16. fxe5 Bg5 17. Qg3 Bh4 18. Qg4 Bg5 19. Rf3 Be7 20. Raf1 b5 21. Bc1 Qd4+ 22. Qxd4 cxd4 23. R3f2 Bb4 24. Re2 Rc6 25. a3 Ba5 26. Bb2 Bc3 27. Bc1 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.23"]
[Round "8"]
[White "Lomer, Edmund"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1899"]
[BlackElo "1805"]
[PlyCount "89"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. d4 g6 4. Bg2 Bg7 5. 0-0 Bg4 6. c3 Qd7 7. Re1 0-0-0 8. b4 Bxf3 9. exf3 h5 10. h4 e6 11. Nd2 Nce7 12. Nb3 Nf5 13. Qe2 Bh6 14. Bh3 Bxc1 15. Raxc1 Nge7 16. f4 Qd6 17. Nc5 Ng7 18. a4 Nef5 19. a5 Qe7 20. Rb1 Nxh4 21. gxh4 Qxh4 22. Qb5 Rde8 23. Qxb7+ Kd8 24. Qb8+ Ke7 25. Qxc7+ Kf8 26. Re3 Nf5 27. Bxf5 gxf5 28. Nd7+ Kg7 29. Rg3+ Kh6 30. Qe5 Rhg8 31. Qf6+ Qxf6 32. Nxf6 Rxg3+ 33. fxg3 Rd8 34. b5 Kg6 35. Nxd5 exd5 36. b6 axb6 37. axb6 h4 38. b7 Rb8 39. gxh4 Kh5 40. Kf2 Kxh4 41. Kf3 Kh5 42. Rb6 f6 43. Rxf6 Rxb7 44. Rxf5+ Kh4 45. Rxd5 1-0

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.22"]
[Round "7"]
[White "Maetzing, Hans Dieter"]
[Black "Petzold, Hilmar"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1805"]
[BlackElo "1940"]
[PlyCount "38"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 Nc6 5. Bg5 Qb6 6. Nb3 d6 7. g3 h6 8. Bxf6 gxf6 9. Bg2 Bg7 10. Nd5 Qd8 11. Nf4 h5 12. h4 f5 13. c3 e5 14. Nh3 Bf6 15. e4 fxe4 16. Bxe4 Bg4 17. Bf3 Rg8 18. Bxg4 Rxg4 19. Qd3 e4 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.21"]
[Round "6"]
[White "Bomert, Egon"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "1935"]
[BlackElo "1805"]
[PlyCount "73"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. d4 g6 6. Bf4 a6 7. h3 Bg7 8. e3 0-0 9. Bd3 Nc6 10. Rc1 Re8 11. 0-0 e6 12. Na4 Nd7 13. Nc5 Nxc5 14. Rxc5 Bd7 15. Qb3 Na5 16. Qc3 Nc6 17. Qc1 Bf8 18. Rc3 Rc8 19. a3 Bg7 20. Qd2 f6 21. Bb1 Qe7 22. Ba2 Na7 23. Rfc1 Rxc3 24. Rxc3 Nb5 25. Rc5 Bc6 26. Qb4 Bf8 27. a4 Nd6 28. Qa5 Qd7 29. Rc1 Nf7 30. Bb3 Bd6 31. Bxd6 Nxd6 32. Nd2 Qd8 33. Qc5 Nf7 34. f4 Qd6 35. Qc3 Rc8 36. Qd3 Qd7 37. Ra1 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.20"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Schlag, Franz"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1805"]
[BlackElo "1919"]
[PlyCount "39"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nc3 Nf6 2. f4 d5 3. e3 Bg4 4. Be2 Bxe2 5. Ncxe2 e6 6. Nf3 c5 7. b3 Be7 8. Bb2 0-0 9. 0-0 Nc6 10. h3 h6 11. d3 Rc8 12. c4 Qb6 13. Ne5 Rfd8 14. Nxc6 Rxc6 15. Qc2 Nd7 16. Rad1 Bf6 17. Bxf6 Nxf6 18. Ng3 Rcc8 19. e4 dxe4 20. dxe4 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.19"]
[Round "4"]
[White "Just, Joachim"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1982"]
[BlackElo "1805"]
[PlyCount "42"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. g3 d5 2. Nf3 Nf6 3. Bg2 Nc6 4. d4 Bf5 5. c3 g6 6. 0-0 Bg7 7. Bf4 Nh5 8. Bc1 0-0 9. Nbd2 Qd7 10. Re1 Nf6 11. Nh4 Bh3 12. e4 Bxg2 13. Nxg2 Nxe4 14. Nxe4 dxe4 15. Rxe4 Qd5 16. Re1 e5 17. dxe5 Qxd1 18. Rxd1 Nxe5 19. Bf4 Rad8 20. Bxe5 Bxe5 21. Ne3 Rfe8 1/2-1/2

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.18"]
[Round "3"]
[White "Maetzing, Hans Dieter"]
[Black "Hoose, Hannelore"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1805"]
[BlackElo "1576"]
[PlyCount "145"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 c5 5. Nf3 Nc6 6. Bc4 Be7 7. 0-0 Nf6 8. d3 0-0 9. a4 Qc7 10. h3 Nd8 11. Nh2 Be6 12. Bxe6 Nxe6 13. Ng4 Nd7 14. Nf5 Bg5 15. Bxg5 Nxg5 16. Qd2 Ne6 17. Ne7+ Kh8 18. Nd5 Qd8 19. f4 exf4 20. Nxf4 Qg5 21. Qf2 Nxf4 22. Qxf4 Qxf4 23. Rxf4 f6 24. Raf1 Rfe8 25. Rf5 b6 26. Kh2 Re7 27. Kg3 Rae8 28. Rd5 Ne5 29. h4 Nxg4 30. Kxg4 Kg8 31. a5 Kf7 32. axb6 axb6 33. Ra1 Rc7 34. Ra6 Re6 35. b3 g6 36. Rd8 Kg7 37. Rb8 f5+ 38. exf5 gxf5+ 39. Kxf5 Rf6+ 40. Kg4 Rcc6 41. Rb7+ Kg8 42. Ra8+ Rf8 43. Rxf8+ Kxf8 44. Rxh7 Re6 45. Rb7 Re2 46. Kf3 Rxc2 47. Rxb6 Rd2 48. Ke4 Rxg2 49. Kd5 Rc2 50. Rc6 Rc3 51. Rxc5 Rxd3 52. b4 Rh3 53. Kxd4 Rxh4+ 54. Kc3 Ke7 55. Rd5 Ke6 56. Rd3 Rh8 57. b5 Rc8+ 58. Kb4 Rc1 59. b6 Rb1+ 60. Kc5 Rc1+ 61. Kb5 Rb1+ 62. Kc6 Rc1+ 63. Kb7 Rc2 64. Kb8 Rb2 65. b7 Ra2 66. Rd8 Ke7 67. Rd4 Ra1 68. Kc7 Rc1+ 69. Kb6 Rb1+ 70. Kc6 Rc1+ 71. Kb5 Rb1+ 72. Rb4 Rxb4+ 73. Kxb4 1-0

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.17"]
[Round "2"]
[White "Reeh, Axel"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1602"]
[BlackElo "1805"]
[PlyCount "37"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. e4 d6 5. Bd3 Ng6 6. Ne2 Be7 7. Ng3 Bg5 8. 0-0 Bxc1 9. Qxc1 Nf4 10. Qe3 Qg5 11. Be2 Nf6 12. Nc3 h5 13. Bf3 Ng4 14. Qc1 Qh4 15. h3 Nxh3+ 16. gxh3 Qxh3 17. Bxg4 Bxg4 18. Qe3 h4 19. Nge2 0-1

[Event "GER-ch Seniors 22nd"]
[Site "Berlin"]
[Date "2010.08.16"]
[Round "1"]
[White "Maetzing, Hans Dieter"]
[Black "Werner, Clemens"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1805"]
[BlackElo "2308"]
[PlyCount "82"]
[EventDate "2010.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 g6 5. g3 Nc6 6. Nxc6 bxc6 7. Qd4 Qf6 8. Qe4+ Ne7 9. Bg2 Bg7 10. h4 Bd7 11. Bg5 Qe6 12. Qd3 h6 13. Be3 Nf5 14. Nb5 cxb5 15. Bxa8 Nxe3 16. Qxe3 Qxe3 17. fxe3 Bxb2 18. Rb1 Be5 19. Kf2 c6 20. Bb7 Ke7 21. c4 Rb8 22. cxb5 Rxb7 23. bxc6 Bxc6 24. Rxb7+ Bxb7 25. Rb1 Bc6 26. Rb3 d5 27. Ra3 Bb8 28. g4 Kd6 29. Ra5 Kc7 30. Ra3 f6 31. Kf3 Kd6 32. Ra5 Kc7 33. Ra3 d4+ 34. e4 f5 35. gxf5 gxf5 36. Kf4 fxe4 37. Ke5 d3 38. exd3 e3 39. d4 e2 40. Re3 Kd7+ 41. Kf5 Bf3 0-1

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.17"]
[Round "9"]
[White "Maetzing, Hans Dieter"]
[Black "Bauder, Herbert"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1729"]
[BlackElo "1863"]
[PlyCount "25"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bf4 d6 6. Nxc6 bxc6 7. e4 Bg7 8. Qd2 Qa5 9. Nd1 Qxd2+ 10. Bxd2 Nf6 11. Bd3 0-0 12. 0-0 Nd7 13. Bc3 1/2-1/2

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.16"]
[Round "8"]
[White "Hoppensack, Manfred"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1920"]
[BlackElo "1729"]
[PlyCount "57"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 g6 8. h4 h5 9. Nf3 cxd4 10. cxd4 Bb4+ 11. Kf1 Nf8 12. a3 Be7 13. b4 a6 14. Be3 Bd7 15. Qb1 Qb6 16. Bd2 Rc8 17. Kg1 Rg8 18. Kh2 f5 19. Rc1 Nh7 20. Rc2 Kf7 21. Qc1 Na7 22. Raa2 Ba4 23. Rxc8 Rxc8 24. Qb1 Qd8 25. Nc3 Bd7 26. a4 Bxh4 27. b5 a5 28. b6 Nc6 29. Nb5 1/2-1/2

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.15"]
[Round "7"]
[White "Maetzing, Hans Dieter"]
[Black "Reichenbach, Werner"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1729"]
[BlackElo "2194"]
[PlyCount "68"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 g6 2. e4 Bg7 3. f4 d6 4. Bc4 e6 5. Qf3 Ne7 6. Nge2 c6 7. a4 d5 8. Bb3 d4 9. Nd1 c5 10. d3 Nbc6 11. c3 b6 12. 0-0 0-0 13. Bd2 Qd7 14. Nf2 Kh8 15. c4 Bb7 16. Qh3 f5 17. g4 e5 18. exf5 gxf5 19. gxf5 Nxf5 20. Ne4 Rad8 21. N2g3 Nxg3 22. Qxd7 Ne2+ 23. Kf2 Rxd7 24. Kxe2 exf4 25. Bxf4 Na5 26. Bc2 Bxe4 27. dxe4 Nxc4 28. Rab1 Rdf7 29. Bb3 Rxf4 30. Rxf4 Rxf4 31. Bxc4 Rxe4+ 32. Kf2 Re3 33. Re1 Be5 34. h3 Bg3+ 0-1

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.14"]
[Round "6"]
[White "Zschaebitz, Klaus"]
[Black "Maetzing, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2017"]
[BlackElo "1729"]
[PlyCount "118"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Bg4 3. Nbd2 Nd7 4. c4 c6 5. Qb3 Qb6 6. Qxb6 axb6 7. h3 Bh5 8. g3 e5 9. Bg2 Be7 10. b3 f6 11. Bb2 Bf7 12. 0-0 Nh6 13. Rfd1 0-0 14. e4 Rfd8 15. Nf1 Nf8 16. Ne3 g6 17. Nc2 Be8 18. Rd2 Nf7 19. Bc3 Ne6 20. h4 c5 21. d5 Nd4 22. Bxd4 exd4 23. a4 Bd7 24. Re1 Kf8 25. Kf1 Re8 26. Ng1 f5 27. Bh3 Nh6 28. f4 Bxa4 29. bxa4 Rxa4 30. exf5 Nxf5 31. Bxf5 gxf5 32. Nf3 Rxc4 33. Ncxd4 cxd4 34. Nxd4 Kf7 35. Nxf5 Bf8 36. Rxe8 Kxe8 37. Rb2 Rc5 38. Ne3 b5 39. Rb4 Bg7 40. Ke2 Kf7 41. Kd3 Bc3 42. Rb1 Ba5 43. g4 Bb6 44. h5 Ba5 45. g5 b4 46. Nc4 Bc7 47. Ke4 b5 48. Ne5+ Kg7 49. h6+ Kg8 50. Nd3 Rc4+ 51. Ke3 Bb6+ 52. Kf3 Rc3 53. Ke2 Bc5 54. Nxb4 Re3+ 55. Kd2 Re4 56. Nd3 Be3+ 57. Kc3 Rc4+ 58. Kb3 Bxf4 59. Re1 Bd2 1/2-1/2

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.13"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Francke, Joerg"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "1729"]
[BlackElo "1869"]
[PlyCount "59"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. f4 Nf6 4. e5 Nfd7 5. Nf3 c5 6. g3 Nc6 7. Bg2 a6 8. 0-0 b5 9. a3 Qb6 10. Kh1 Be7 11. Re1 0-0 12. d3 Qc7 13. Qe2 Rb8 14. Nd1 Re8 15. c3 b4 16. axb4 cxb4 17. Be3 a5 18. d4 Ba6 19. Qxa6 Nb6 20. Qe2 Nc4 21. Nd2 Nxb2 22. cxb4 Nxd1 23. Rexd1 Bxb4 24. Rdc1 Qb6 25. Nb3 Na7 26. Nc5 Re7 27. Na6 Qb5 28. Qxb5 Rxb5 29. Nxb4 axb4 30. Rxa7 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.12"]
[Round "4"]
[White "Hoffmann, Peter1111"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1917"]
[BlackElo "1729"]
[PlyCount "72"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. Qe2 0-0 7. 0-0 c6 8. h3 b5 9. Bd3 Qc7 10. d5 a6 11. dxc6 Qxc6 12. Nd5 Nxd5 13. exd5 Qc7 14. a4 Bb7 15. axb5 axb5 16. Rxa8 Rxa8 17. Nd4 Bxd5 18. Nxb5 Qb7 19. f3 Be6 20. c4 d5 21. cxd5 Bxd5 22. Nc3 Bc5+ 23. Be3 Bxe3+ 24. Qxe3 Be6 25. Rf2 Rb8 26. Qe4 Qxe4 27. Nxe4 h6 28. Rd2 Kf8 29. Kf2 Ke7 30. Ke1 f5 31. Ng3 g6 32. Rc2 Kd6 33. Rd2 Ke7 34. Kd1 Nc5 35. Kc2 Bb3+ 36. Kb1 Rd8 0-1

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.11"]
[Round "3"]
[White "Maetzing, Hans Dieter"]
[Black "Papenhagen, Walter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1729"]
[BlackElo "1538"]
[PlyCount "43"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Nf6 5. Nf3 Bd6 6. Bc4 a6 7. a4 Nc6 8. 0-0 Ne7 9. d3 h6 10. h3 Bd7 11. Nh2 Ng6 12. Nh5 0-0 13. f4 Nxh5 14. Qxh5 Nxf4 15. Bxf4 exf4 16. e5 Be7 17. Rxf4 Be6 18. Bxe6 fxe6 19. Rxf8+ Bxf8 20. Qg6 Qd7 21. Ng4 Qf7 22. Nxh6+ 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.10"]
[Round "2"]
[White "Glatthor, Thomas"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "1963"]
[BlackElo "1729"]
[PlyCount "45"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Nc6 7. Be2 g6 8. 0-0 Bg7 9. Re1 0-0 10. Nf1 f6 11. exf6 Nxf6 12. dxc5 Ne4 13. Be3 Nxc3 14. bxc3 Bxc3 15. Bh6 Rf5 16. Ng3 Rf7 17. Rc1 Bxe1 18. Qxe1 e5 19. Qd2 e4 20. Ng5 Re7 21. Rd1 Re5 22. Bc4 Ne7 23. Qf4 1-0

[Event "Berlin-ch Seniors op 26th"]
[Site "Berlin"]
[Date "2010.02.09"]
[Round "1"]
[White "Maetzing, Hans Dieter"]
[Black "Geist, Wolfgang"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1729"]
[BlackElo "1438"]
[PlyCount "77"]
[EventDate "2010.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 e6 4. Nf3 Nf6 5. Nxf6+ Qxf6 6. d4 Qd8 7. Bd3 Be7 8. Be3 c6 9. c3 0-0 10. h4 h6 11. g4 Nd7 12. g5 h5 13. g6 f5 14. Ng5 Nf6 15. Bc4 Qd6 16. Qf3 Qc7 17. Bxe6+ Bxe6 18. Nxe6 Qa5 19. Nxf8 Rxf8 20. b4 Qd5 21. Qxd5+ Nxd5 22. Bd2 Rf6 23. 0-0-0 Rxg6 24. Rde1 Bf6 25. Re8+ Kh7 26. Rb8 b5 27. Ra8 Nb6 28. Rxa7 Nc4 29. a4 bxa4 30. Rxa4 Nxd2 31. Kxd2 Rg4 32. Ra6 Bxh4 33. Rxc6 Bg5+ 34. Ke2 g6 35. b5 Kh6 36. b6 Bf4 37. b7 Bb8 38. Rc8 Re4+ 39. Kd3 1-0

[Event "Berlin Hellersdorf op"]
[Site "Berlin"]
[Date "2010.01.10"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Torzinski, Stefan"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1727"]
[BlackElo "1531"]
[PlyCount "35"]
[EventDate "2010.01.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 Nf6 2. d4 d5 3. Nf3 e6 4. Bg5 Be7 5. Qd2 Nbd7 6. e3 0-0 7. h4 h6 8. Bf4 Bb4 9. Bd3 c6 10. a3 Ba5 11. b4 Bc7 12. Ne5 Nxe5 13. Bxe5 Nd7 14. Bxc7 Qxc7 15. g4 e5 16. dxe5 Nxe5 17. Be2 Bxg4 18. Qd4 1/2-1/2

[Event "Berlin Hellersdorf op"]
[Site "Berlin"]
[Date "2010.01.10"]
[Round "4"]
[White "Slepuschkin, Shenja"]
[Black "Maetzing, Hans Dieter"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1911"]
[BlackElo "1727"]
[PlyCount "93"]
[EventDate "2010.01.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. Qe2 Bd7 6. 0-0-0 Be7 7. Nxe4 a5 8. a3 Bc6 9. Nxf6+ Bxf6 10. d4 0-0 11. h4 Nd7 12. Nf3 b5 13. Ne5 Bxe5 14. dxe5 Qe7 15. Qg4 Nc5 16. Rh3 b4 17. a4 Ne4 18. Qf4 Rfd8 19. Re1 Nc5 20. Rg3 Qd7 21. Bd3 Nxd3+ 22. Rxd3 Qe7 23. Rg3 Rd7 24. Qh6 g6 25. h5 Bd5 26. Rh1 Be4 27. Qe3 Bf5 28. Kb1 Rad8 29. Bc1 Rd1 30. Rxd1 Rxd1 31. hxg6 fxg6 32. Rf3 Qd7 33. Rf4 Rg1 34. Rd4 Qc6 35. Rd8+ Kf7 36. Qd2 g5 37. Rd7+ Kf8 38. Rd8+ Kf7 39. f3 h5 40. Rh8 h4 41. Rh6 h3 42. Rf6+ Ke8 43. gxh3 Qc5 44. Rh6 Qxe5 45. h4 Rxc1+ 46. Qxc1 Qa1+ 47. Kxa1 1-0

[Event "Berlin Hellersdorf op"]
[Site "Berlin"]
[Date "2010.01.09"]
[Round "2"]
[White "Maetzing, Hans Dieter"]
[Black "Kropman, Alexei"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1727"]
[BlackElo "1949"]
[PlyCount "58"]
[EventDate "2010.01.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 e6 2. e4 d5 3. g3 Nf6 4. Bg2 c5 5. d3 Be7 6. Nge2 d4 7. Nb1 Nc6 8. 0-0 0-0 9. f4 Ne8 10. Nd2 Rb8 11. a4 a6 12. b3 b5 13. Kh1 Bb7 14. axb5 axb5 15. f5 exf5 16. Rxf5 Nd6 17. Rxc5 Qb6 18. Rd5 Nd8 19. Rxd4 Bf6 20. Rxd6 Qxd6 21. Ba3 b4 22. Nc4 Qe7 23. Bb2 Bxb2 24. Nxb2 f5 25. exf5 Rxf5 26. Nf4 Ne6 27. Nxe6 Bxg2+ 28. Kxg2 Qxe6 29. Qd2 Qd5+ 0-1

[Event "Berlin Hellersdorf op"]
[Site "Berlin"]
[Date "2010.01.09"]
[Round "3"]
[White "Wierzbicki, Jirawat"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1164"]
[BlackElo "1727"]
[PlyCount "64"]
[EventDate "2010.01.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 Qxd5 4. Nc3 Bb4 5. Nge2 Nc6 6. Be3 Qd8 7. Qd2 Nf6 8. 0-0-0 Nd5 9. g3 Nxc3 10. Nxc3 Bxc3 11. Qxc3 Qd5 12. Rg1 0-0 13. Bc4 Qh5 14. Rh1 Ne7 15. Rdg1 c6 16. g4 Qh4 17. Rg3 Nd5 18. Qd2 Nxe3 19. Qxe3 Qd8 20. h4 b5 21. Bb3 a5 22. a3 Qd6 23. h5 Rd8 24. Rd1 c5 25. c3 c4 26. Ba2 b4 27. a4 Bd7 28. Bxc4 Bxa4 29. Rh1 bxc3 30. bxc3 Qa3+ 31. Kd2 Qb2+ 32. Kd3 Qc2# 0-1

[Event "Berlin Hellersdorf op"]
[Site "Berlin"]
[Date "2010.01.08"]
[Round "1"]
[White "Maetzing, Hans Dieter"]
[Black "Steffen, Rico"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1727"]
[BlackElo "1948"]
[PlyCount "41"]
[EventDate "2010.01.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 c5 4. Ng3 Nc6 5. Nf3 a6 6. a4 Bg4 7. h3 Bxf3 8. Qxf3 Nf6 9. Bc4 e6 10. 0-0 Be7 11. Qe2 Ne5 12. f4 Nxc4 13. Qxc4 Qd7 14. Qe2 0-0 15. d3 b5 16. b3 Rfc8 17. e5 Nd5 18. f5 exf5 19. Nxf5 Qe6 20. Qg4 Qg6 21. Qe4 1-0

[Event "Werther Schloss op-B 8th"]
[Site "Werther"]
[Date "2002.03.24"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Stork, Joachim"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1816"]
[BlackElo "1887"]
[PlyCount "43"]
[EventDate "2002.03.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Nf3 Qd6 5. Ng3 g6 6. b3 Bg7 7. Be2 Ne7 8. a4 c5 9. d3 Nbc6 10. Nd2 Na5 11. Nb1 Bd7 12. Bd2 Nec6 13. 0-0 0-0-0 14. Na3 f5 15. f4 Rdf8 16. Nb5 Qb8 17. exf5 gxf5 18. Qe1 b6 19. Nh5 Rf7 20. Nxg7 Rxg7 21. fxe5 Qxe5 22. Bf4 1/2-1/2

[Event "Werther Schloss op-B 6th"]
[Site "Werther"]
[Date "2000.??.??"]
[Round "4"]
[White "Freiberger, Jonas"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "76"]
[EventDate "2000.04.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. b4 c6 2. c4 d5 3. e3 e6 4. Bb2 Nf6 5. b5 dxc4 6. Bxc4 Bd7 7. a4 Be7 8. Nf3 0-0 9. Nc3 a6 10. Qb3 axb5 11. axb5 Rxa1+ 12. Bxa1 cxb5 13. Bxb5 Bxb5 14. Qxb5 Qd7 15. Qb2 Nc6 16. d4 Nd5 17. 0-0 Nxc3 18. Qxc3 Nb4 19. d5 f6 20. dxe6 Qxe6 21. Nd4 Qc8 22. Qb3+ Kh8 23. Bc3 Na6 24. Rb1 Nc5 25. Qb5 Ne4 26. Be1 Nd6 27. Qb3 Re8 28. Bb4 Ne4 29. f3 Nc5 30. Bxc5 Bxc5 31. Qxb7 Qd8 32. Nf5 Bxe3+ 33. Kh1 Bh6 34. h3 Qd2 35. Qe7 Qd8 36. Qf7 Re5 37. Nxh6 gxh6 38. Rb7 Re1+ 0-1

[Event "Werther Schloss op-B 6th"]
[Site "Werther"]
[Date "2000.??.??"]
[Round "2"]
[White "Henke, Wolfgang"]
[Black "Maetzing, Hans Dieter"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "118"]
[EventDate "2000.04.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 a6 2. d4 b5 3. Bd3 Bb7 4. Nf3 Nf6 5. Qe2 e6 6. Bg5 h6 7. Bh4 Be7 8. 0-0 d6 9. Nbd2 Nbd7 10. c3 c5 11. a4 c4 12. Bc2 Qc7 13. axb5 axb5 14. Rxa8+ Bxa8 15. Ra1 0-0 16. Qe1 Bb7 17. Ra2 Ra8 18. Rxa8+ Bxa8 19. Qa1 Bb7 20. b3 g5 21. Bg3 cxb3 22. Bd3 Qb6 23. h3 d5 24. exd5 Bxd5 25. Qb2 Qa6 26. Nxb3 Qa3 27. Qxa3 Bxa3 28. Nbd2 Bb2 29. Bxb5 Bxc3 30. Ne5 Nxe5 31. Bxe5 Nh7 32. Nb1 Bb4 33. Bd3 f6 34. Bc7 Nf8 35. f3 Kf7 36. Kf2 Ng6 37. Bxg6+ Kxg6 38. Ke3 Bc4 39. g3 Bd5 40. f4 h5 41. fxg5 fxg5 42. h4 gxh4 43. gxh4 Kf5 44. Bd8 Be1 45. Ke2 Bg3 46. Nc3 Bc4+ 47. Ke3 Kg4 48. Ne4 Bxh4 49. Bxh4 Kxh4 50. Kf4 Kh3 51. Ng5+ Kg2 52. Nf3 Be2 53. Nh4+ Kf2 54. Ng6 Bg4 55. Ke5 Kg3 56. Kf6 Bf5 57. d5 Bxg6 58. d6 Be8 59. Kxe6 h4 0-1

[Event "Werther Schloss op-B 6th"]
[Site "Werther"]
[Date "2000.??.??"]
[Round "5"]
[White "Maetzing, Hans Dieter"]
[Black "Braun, Vitali"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "83"]
[EventDate "2000.04.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nd5 Bg7 6. c3 0-0 7. Bg5 Nc6 8. Qd2 Ne4 9. Qf4 Nxg5 10. Qxg5 e6 11. Qxd8 Rxd8 12. Nc7 Rb8 13. Nb5 d5 14. 0-0-0 a6 15. Nbd4 Bd7 16. e3 b5 17. a3 Na5 18. Nd2 Nc4 19. Be2 Nxd2 20. Rxd2 Rdc8 21. Kd1 a5 22. Nc2 Be8 23. Ke1 Rc5 24. f3 e5 25. Kf2 f5 26. Rhd1 Bf7 27. Na1 b4 28. cxb4 axb4 29. a4 b3 30. Bb5 d4 31. exd4 exd4 32. Rd3 Bc4 33. Bxc4+ Rxc4 34. Rxb3 Rxb3 35. Nxb3 Rxa4 36. Nc5 Rb4 37. Nd3 Rb3 38. Ke2 Rb8 39. f4 Kf7 40. Rc1 Rb7 41. Rc4 Ke7 42. Rc5 1/2-1/2

[Event "Werther Schloss op-B 6th"]
[Site "Werther"]
[Date "2000.??.??"]
[Round "3"]
[White "Maetzing, Hans Dieter"]
[Black "Kruze, Frank"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "68"]
[EventDate "2000.04.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nc3 Nf6 2. d4 d5 3. Bf4 c6 4. e3 Nbd7 5. Bd3 e6 6. Nge2 Be7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 Qb6 11. b3 0-0 12. 0-0 Nd5 13. Bg3 Bf6 14. c3 Qd8 15. Qc2 g6 16. a3 b6 17. c4 Ne7 18. Be5 Nf5 19. Bxf5 exf5 20. Rad1 Qe7 21. Bxf6 Qxf6 22. Qc3 Bb7 23. Qg3 Rfe8 24. Nc3 f4 25. Qd3 Rad8 26. Na2 h5 27. b4 Kh8 28. Nc1 h4 29. Nb3 Bc8 30. Rfe1 Bf5 31. Qd2 Qg5 32. Rxe8+ Rxe8 33. Kf1 Be4 34. g3 Qg4 0-1

