[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2023.05.07"]
[Round "9.5"]
[White "Langmann, Markus"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2072"]
[BlackElo "2227"]
[PlyCount "83"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 Be7 7. Bd3 b6 8. 0-0 Bb7 9. a3 0-0 10. Re1 Nc6 11. Qe2 Rc8 12. Qe4 f5 13. exf6 Nxf6 14. Qh4 Na5 15. Nbd2 g6 16. Ng5 Nh5 17. Re5 Nc6 18. Nc4 Nxe5 19. dxe5 Bc5 20. Be3 Qe7 21. Qg4 Rf5 22. Ne4 Rcf8 23. Nxc5 bxc5 24. Bxf5 exf5 25. Qg5 Qe6 26. b3 Qd5 27. f3 Ng7 28. Re1 Ne6 29. Qe7 Nd4 30. Bh6 Ne6 31. Nd6 Qd4+ 32. Kh1 Qf2 33. Rc1 Bxf3 34. gxf3 Qxf3+ 35. Kg1 Qg4+ 36. Kh1 Qf3+ 37. Kg1 Qg4+ 38. Kf2 Qd4+ 39. Kf1 Rb8 40. Qxd7 Qd3+ 41. Ke1 Qxb3 42. Ne8 1-0

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2023.04.23"]
[Round "8.4"]
[White "Rittemann, Steffen"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2167"]
[BlackElo "2227"]
[PlyCount "39"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Schwerin"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 e6 7. Bc4 d6 8. 0-0 dxe5 9. dxe5 Be7 10. Qe2 Qc7 11. Rd1 0-0 12. Bxd5 exd5 13. Nc3 d4 14. Nd5 Qd8 15. Qe4 f5 16. Nxe7+ Qxe7 17. Qd5+ Kh8 18. Bg5 Qd7 19. Qc5 f4 20. Qxf8# 1-0

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2023.03.19"]
[Round "7.5"]
[White "Sallandt, Frido"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1780"]
[BlackElo "2227"]
[PlyCount "146"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Bad Schwartau"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 Nf6 7. 0-0 0-0 8. h3 Rb8 9. a4 a6 10. Be3 b5 11. axb5 axb5 12. Qd2 b4 13. Nd1 Bb7 14. Bh6 d5 15. Bxg7 Kxg7 16. exd5 Nxd5 17. Ne3 Nxe3 18. Qxe3 Qd6 19. Rfe1 e5 20. Nc1 f6 21. Nb3 Nd4 22. Nxd4 cxd4 23. Qe2 Bxg2 24. Kxg2 Qc6+ 25. Qe4 Qxe4+ 26. Rxe4 Rfc8 27. Ra7+ Kg8 28. Re2 b3 29. cxb3 Rxb3 30. f4 Rxd3 31. fxe5 fxe5 32. Re7 Rb3 33. R7xe5 d3 34. Re8+ Rxe8 35. Rxe8+ Kf7 36. Rd8 Ke7 37. Rd4 Rxb2+ 38. Kf3 Rb3 39. Ke3 d2+ 40. Kxd2 Rxg3 41. h4 h5 42. Rf4 Ke6 43. Ke2 Ke5 44. Rf2 Rg4 45. Rh2 Kf4 46. Kf2 Rg3 47. Rh1 Kg4 48. Rh2 Rf3+ 49. Ke2 Kg3 50. Rh1 Kg2 51. Ra1 Rf4 52. Ra6 Rg4 53. Ke3 Kg3 54. Ra1 Kxh4 55. Kf3 Rg3+ 56. Kf4 g5+ 57. Kf5 g4 58. Kg6 Rh3 59. Ra5 Kg3 60. Kg5 Kf3 61. Ra3+ Ke4 62. Ra4+ Kd5 63. Ra5+ Kc4 64. Kf4 g3 65. Kf3 h4 66. Kg2 Rh2+ 67. Kg1 Kd3 68. Ra3+ Ke4 69. Ra4+ Kf3 70. Ra3+ Kg4 71. Ra4+ Kh3 72. Kf1 Rh1+ 73. Ke2 g2 0-1

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2023.02.26"]
[Round "6.5"]
[White "Mach, Holger"]
[Black "Mix, Clemens"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2227"]
[BlackElo "2018"]
[PlyCount "129"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburg Schachfreunde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Bg7 11. Bd3 Ne7 12. Nxe7 Qxe7 13. 0-0 0-0 14. Qh5 f5 15. c4 bxc4 16. Nxc4 Rb8 17. exf5 e4 18. f6 Bxf6 19. Rae1 Rb5 20. Qd1 d5 21. Nd2 Rxb2 22. Nxe4 dxe4 23. Rxe4 Qc5 24. Rc4 Qg5 25. h4 Qg7 26. Re1 Rxa2 27. Bb1 Rb2 28. Re3 Kh8 29. Qc1 Be6 30. Rg3 Qxg3 31. fxg3 Bxc4 32. Be4 Bd4+ 33. Kh2 Rc8 34. Qh6 Kg8 35. Bxh7+ Kh8 36. Bf5+ Kg8 37. Bxc8 Bg7 38. Qc6 Bb5 39. Qd6 Re2 40. Bxa6 Bxa6 41. Qxa6 Re6 42. Qc8+ Kh7 43. Qd7 Kg8 44. g4 Be5+ 45. g3 Kg7 46. h5 Bf6 47. h6+ Kg6 48. h7 Bh8 49. g5 Re5 50. Kg2 Bg7 51. Qh3 Rxg5 52. h8Q Bxh8 53. Qxh8 Rh5 54. Qg8+ Kf6 55. g4 Rg5 56. Qh8+ Kg6 57. Kf3 Rb5 58. Qg8+ Kf6 59. Qd8+ Kg7 60. g5 Rb3+ 61. Kg4 Rb4+ 62. Kh5 Rb1 63. Qf6+ Kg8 64. Qc6 Rb2 65. Qe8+ 1-0

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2023.02.05"]
[Round "5.4"]
[White "Stenner, Patrick"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2272"]
[BlackElo "2227"]
[PlyCount "79"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "St Pauli II"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. Nc3 Bg7 3. f4 e6 4. Nf3 Ne7 5. d4 d5 6. e5 b6 7. Be3 Ba6 8. Bxa6 Nxa6 9. Qe2 Nb8 10. 0-0-0 Nd7 11. g4 a6 12. f5 gxf5 13. Nh4 fxg4 14. Qxg4 Ng6 15. Nf3 h5 16. Qg3 h4 17. Qg4 Qe7 18. Rhf1 0-0-0 19. Ng5 Rdf8 20. Nxf7 Ndxe5 21. Nxe5 Bxe5 22. dxe5 Nxe5 23. Qh3 Kb7 24. Bd4 Qg5+ 25. Kb1 Rxf1 26. Rxf1 Rg8 27. Qxe6 Nc4 28. Ka1 Nd2 29. Rd1 Nf3 30. Be3 Qg2 31. Qxd5+ Kb8 32. Bf4 h3 33. Qc6 Ne5 34. Qe6 Nc6 35. a3 Kb7 36. Bg3 Rg7 37. Qe4 Rf7 38. Ka2 Rf1 39. Rxf1 Qxf1 40. Qf4 1-0

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2023.01.15"]
[Round "4.5"]
[White "Willsch, Matthias"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2098"]
[BlackElo "2227"]
[PlyCount "82"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Preetz"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c6 7. Bb2 Nbd7 8. Re1 Qc7 9. e4 e5 10. dxe5 Nxe5 11. Nbd2 Nfd7 12. Rb1 Rd8 13. Nd4 b5 14. Qe2 Qb6 15. h3 a5 16. Qe3 c5 17. Ne2 Bb7 18. Nc3 Nf6 19. Nd5 Bxd5 20. exd5 Re8 21. Bxe5 Rxe5 22. Qd3 Rae8 23. Rxe5 Rxe5 24. c4 b4 25. Nf3 Re7 26. Re1 Qd8 27. Qb1 Qe8 28. Rxe7 Qxe7 29. Qe1 Kf8 30. Qxe7+ Kxe7 31. Nd2 Nd7 32. Kf1 Nb6 33. Ke2 a4 34. Be4 a3 35. Bc2 Bc3 36. Ne4 Bd4 37. f4 f5 38. Ng5 h6 39. Ne6 Bb2 40. Kf3 Kf6 41. Nc7 h5 1/2-1/2

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2022.12.11"]
[Round "3.3"]
[White "Mach, Holger"]
[Black "Keyser, Robin"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2227"]
[BlackElo "2138"]
[PlyCount "156"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Johanneum Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. a3 d5 3. e5 c5 4. b4 Ne7 5. bxc5 d4 6. Nf3 Nec6 7. Bb5 Bxc5 8. 0-0 0-0 9. Qe2 b6 10. d3 Bb7 11. Bg5 Be7 12. Bf4 Na5 13. c3 Nb3 14. Ra2 dxc3 15. Nxc3 Nd4 16. Nxd4 Qxd4 17. Qd2 Rd8 18. Bc4 a6 19. Ne2 Qd7 20. Rd1 Nc6 21. Raa1 Rac8 22. Qe3 b5 23. Ba2 Nd4 24. Nxd4 Qxd4 25. Qg3 Rc3 26. Be3 Qa4 27. Bg5 Bxg5 28. Qxg5 Rd7 29. h4 Rxa3 30. h5 h6 31. Qd2 Qg4 32. f3 Qd4+ 33. Kh1 Qxe5 34. d4 Qxh5+ 35. Kg1 Bd5 36. Qc1 Rxa2 37. Qc8+ Kh7 38. Rxa2 Bxa2 39. Qxd7 b4 40. Qa4 b3 41. Qxa6 Qf5 42. Qe2 Bb1 43. Qb2 Bc2 44. Ra1 h5 45. Ra7 Qf4 46. Rb7 Qe3+ 47. Kh2 Kg6 48. Rb5 h4 49. Re5 Qf4+ 50. Kh1 h3 51. Re2 Kh7 52. Qc3 g6 53. d5 hxg2+ 54. Rxg2 Qc1+ 55. Kh2 Qf4+ 56. Kg1 e5 57. Rh2+ Kg7 58. d6 Bf5 59. Qxb3 Qd4+ 60. Kg2 Qxd6 61. Qe3 Qd4 62. Qh6+ Kf6 63. Qh8+ Ke7 64. Rh4 Qd2+ 65. Kg3 Qe1+ 66. Kg2 Bd3 67. Rh1 Qd2+ 68. Kg3 Qf4+ 69. Kf2 e4 70. Qh4+ Qxh4+ 71. Rxh4 exf3 72. Kxf3 f5 73. Ke3 Be4 74. Rxe4+ fxe4 75. Kxe4 Ke6 76. Kf4 Kf6 77. Kg4 g5 78. Kg3 Kf5 1/2-1/2

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2022.11.27"]
[Round "2.4"]
[White "Mach, Holger"]
[Black "Christ, Ralf"]
[Result "1-0"]
[ECO "C97"]
[WhiteElo "2227"]
[BlackElo "2251"]
[PlyCount "79"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Bd7 13. Nf1 Nc4 14. Ng3 Rfe8 15. dxe5 dxe5 16. Nh2 Rad8 17. Qf3 Nd6 18. Bg5 Be6 19. Bxf6 Bxf6 20. Nh5 Qe7 21. Ng4 Bxg4 22. Qxg4 g6 23. a4 Bg5 24. Ng3 Bf4 25. axb5 axb5 26. Ra6 Ra8 27. Rxa8 Rxa8 28. Nf5 Qf6 29. Nxd6 Qxd6 30. Rd1 Qc6 31. g3 Bh6 32. Rd5 Bg7 33. Qd1 c4 34. Kg2 h5 35. Rd6 Qc5 36. Rd7 Ra7 37. b4 Qb6 38. Rd6 Qb7 39. Rd8+ Kh7 40. g4 1-0

[Event "Oberliga Nord N 2223"]
[Site "Germany"]
[Date "2022.10.23"]
[Round "1.5"]
[White "Mach, Holger"]
[Black "Pulkkinen, Kari"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2227"]
[BlackElo "2195"]
[PlyCount "69"]
[EventDate "2022.10.23"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 Nf6 7. 0-0 Nc6 8. Nxc6 dxc6 9. f4 e5 10. Kh1 Bc5 11. fxe5 Ng4 12. Qf3 Be6 13. Bf4 0-0-0 14. Bc4 h5 15. Bxe6+ fxe6 16. h3 Rdf8 17. Na4 Be3 18. Qg3 Bf2 19. Rxf2 Nxf2+ 20. Qxf2 g5 21. Qa7 gxf4 22. Nb6+ Kd8 23. Rd1+ Ke8 24. Rd7 Qxd7 25. Nxd7 Kxd7 26. Qxb7+ Kd8 27. Qb8+ Ke7 28. Qc7+ Ke8 29. Qxc6+ Ke7 30. Qd6+ Kf7 31. Qd7+ Kg6 32. Qxe6+ Kg7 33. Qe7+ Kg6 34. h4 a5 35. Qg5+ 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.05.29"]
[Round "5.4"]
[White "Mach, Holger"]
[Black "Wolf, Christoph"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2204"]
[BlackElo "2209"]
[PlyCount "24"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nf6 5. g3 Nc6 6. Bg2 Be7 7. 0-0 b6 8. Re1 Bb7 9. e5 Nd7 10. Nf1 g5 11. h3 h5 12. N1h2 Rg8 1/2-1/2

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.05.01"]
[Round "9.4"]
[White "Krause, Ullrich"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2208"]
[BlackElo "2200"]
[PlyCount "56"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Luebeck"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 g6 2. c4 Bg7 3. d4 Nf6 4. g3 0-0 5. Bg2 d6 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. Rb1 a5 10. h3 exd4 11. Nxd4 Nc5 12. Be3 Re8 13. Qc2 Qe7 14. Rbe1 Bd7 15. f3 Ne6 16. Nde2 Nc7 17. f4 d5 18. Bb6 Na6 19. cxd5 Nb4 20. Qd2 cxd5 21. a3 dxe4 22. axb4 Qxb4 23. Be3 Rad8 24. Rd1 Bxh3 25. Qxd8 Bxg2 26. Kxg2 Rxd8 27. Rxd8+ Bf8 28. Bd4 Qe7 1/2-1/2

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.04.03"]
[Round "8.3"]
[White "Schroeder, Christoph"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2136"]
[BlackElo "2200"]
[PlyCount "100"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Johanneum Eppendorf"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 Nd4 4. Nxd4 cxd4 5. Ne2 d5 6. e5 Qc7 7. f4 Bg4 8. h3 Bxe2 9. Bxe2 a6 10. c3 dxc3 11. Qa4+ Qd7 12. Qxd7+ Kxd7 13. dxc3 e6 14. Be3 Rc8 15. Rd1 Bc5 16. Bc1 Ne7 17. g4 g6 18. Bf3 h5 19. Ke2 b5 20. Be3 hxg4 21. hxg4 Bxe3 22. Kxe3 Rxh1 23. Rxh1 g5 24. f5 exf5 25. gxf5 Nxf5+ 26. Kd3 Ke6 27. Rf1 Nh6 28. Bh5 Kxe5 29. Bxf7 Nxf7 30. Rxf7 Rg8 31. Re7+ Kf4 32. Rf7+ Kg3 33. Rf6 g4 34. Rxa6 Kf2 35. Rf6+ Ke1 36. Re6+ Kf1 37. Rf6+ Kg1 38. Kd4 g3 39. Kxd5 g2 40. Kc5 Rg5+ 41. Kb4 Kh2 42. Rf2 Kh3 43. Rxg2 Rxg2 44. b3 Rxa2 45. Kxb5 Kg4 46. b4 Kf5 47. c4 Ke6 48. Kb6 Ra4 49. Kb5 Ra8 50. Kc6 Rc8+ 0-1

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.03.20"]
[Round "7.4"]
[White "Moeller, Dustin"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "A27"]
[WhiteElo "2220"]
[BlackElo "2216"]
[PlyCount "63"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Preetz"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. d4 exd4 5. Nxd4 Bg7 6. Nxc6 bxc6 7. g3 Ne7 8. Bg2 0-0 9. 0-0 d6 10. Qa4 Bd7 11. c5 d5 12. Rd1 Qc8 13. Bf4 Re8 14. Rd2 h6 15. h4 a5 16. Rad1 Qb7 17. Nxd5 Nxd5 18. Bxd5 cxd5 19. Qxd7 d4 20. Qxc7 Qd5 21. e3 g5 22. hxg5 hxg5 23. Rxd4 Bxd4 24. Rxd4 Qf5 25. Bd6 Re6 26. Qb7 Rae8 27. Qd5 Qb1+ 28. Kg2 Qxb2 29. c6 Qc2 30. c7 Rc8 31. Qxg5+ Rg6 32. Qd8+ 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2022.03.06"]
[Round "6.3"]
[White "Arndt, Magnus"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2343"]
[BlackElo "2216"]
[PlyCount "57"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Kiel Turm II"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. g3 d6 6. exd6 Qxd6 7. Bg2 g6 8. 0-0 Bg7 9. d4 cxd4 10. Nxd4 Nxd4 11. cxd4 0-0 12. Nc3 Be6 13. Ne4 Qb6 14. Nc5 Rac8 15. Nxe6 fxe6 16. Qe2 Bxd4 17. Bh6 Rf5 18. Rad1 Rh5 19. Bc1 Rf8 20. Bh3 Re5 21. Qd2 Bc5 22. a3 a5 23. Qc2 Rf6 24. b4 axb4 25. Bb2 Nc3 26. axb4 Rxf2 27. Qxc3 Bxb4 28. Qxe5 Rxb2+ 29. Rd4 1-0

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2021.11.21"]
[Round "2.3"]
[White "Mach, Holger"]
[Black "Rosmann, Ilja"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2204"]
[BlackElo "2282"]
[PlyCount "43"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburg Koenigsspringer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nc6 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nd4 5. Nge2 c5 6. Nd5 e6 7. Ne3 Ne7 8. c3 Nxe2 9. Qxe2 0-0 10. 0-0 Rb8 11. f4 d5 12. e5 d4 13. Nc4 Bd7 14. Nd6 Nf5 15. Ne4 Qb6 16. c4 h5 17. g4 hxg4 18. Qxg4 Bc6 19. b3 Qd8 20. Kh1 Qh4 21. Nf2 Bxg2+ 22. Kxg2 1/2-1/2

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2021.11.20"]
[Round "3.4"]
[White "Mach, Holger"]
[Black "Zimmermann, Martin"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2218"]
[BlackElo "2139"]
[PlyCount "108"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburg Schachfreunde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 d6 4. d4 cxd4 5. Nxd4 e6 6. Be3 Nf6 7. Bd3 Be7 8. 0-0 Nxd4 9. Bxd4 e5 10. Be3 0-0 11. Kh1 Be6 12. f4 Ng4 13. Bd2 exf4 14. Bxf4 Bf6 15. Qe1 Bh4 16. Qd2 Ne5 17. Rad1 Qb6 18. b3 a6 19. Be2 Rac8 20. Na4 Qc6 21. Qxd6 Qxd6 22. Rxd6 Ng6 23. c4 Nxf4 24. Rxf4 Be7 25. Rd1 Rc6 26. Nc3 Bg5 27. Rff1 Re8 28. Rd3 Bc8 29. Bf3 Rh6 30. Rfd1 Bf4 31. h3 Kf8 32. Rd8 Bc7 33. Rxe8+ Kxe8 34. Nd5 Be5 35. Ne3 Rc6 36. Bg4 Bxg4 37. Nxg4 Bg3 38. Ne3 g6 39. Rd3 h5 40. Nd5 h4 41. Kg1 Re6 42. Kf1 Kf8 43. Re3 Be5 44. Ke1 Bd4 45. Re2 Re5 46. Kd2 Rg5 47. Nb4 Rg3 48. Nd3 Ke7 49. Ne1 Bc3+ 50. Kd1 Bxe1 51. Kxe1 Ke6 52. Kf2 Rc3 53. Re3 Rc2+ 54. Re2 Rc3 1/2-1/2

[Event "Oberliga Nord N 2122"]
[Site "Germany"]
[Date "2021.10.31"]
[Round "1.4"]
[White "Mach, Holger"]
[Black "Hinrichs, Lars"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2204"]
[BlackElo "2262"]
[PlyCount "63"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. a3 d5 3. e5 c5 4. b4 Nc6 5. Nf3 g5 6. b5 g4 7. bxc6 gxf3 8. Bb5 bxc6 9. Bxc6+ Bd7 10. Bxa8 fxg2 11. Rg1 Qxa8 12. Rxg2 d4 13. Kf1 Bc6 14. Rg1 Bf3 15. Qe1 Nh6 16. d3 Nf5 17. Nd2 Bg7 18. Ne4 Bxe5 19. Ng5 Bxh2 20. Nxe6 Ne3+ 21. Bxe3 fxe6 22. Bxd4 Qd5 23. Bxh8 Qf5 24. Rg8+ Kf7 25. Rg7+ Kf8 26. Qa5 Bc7 27. Qxc7 Qh3+ 28. Ke1 Qh1+ 29. Kd2 Qh6+ 30. Kc3 Qf6+ 31. Kb3 Bd5+ 32. c4 1-0

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2021.08.15"]
[Round "9.4"]
[White "Mach, Holger"]
[Black "Borgmeyer, Max"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2213"]
[BlackElo "2182"]
[PlyCount "78"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburg Koenigsspringer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Nbd7 9. f3 b5 10. 0-0-0 Nb6 11. Kb1 Nc4 12. Bxc4 bxc4 13. Nc1 Be7 14. g4 0-0 15. g5 Ne8 16. N1e2 Qb8 17. h4 Qb7 18. Nd5 Bd8 19. f4 Rb8 20. b3 cxb3 21. cxb3 f5 22. exf5 Bxf5+ 23. Ka1 Nc7 24. Nec3 Bg4 25. Rdf1 Be6 26. Nxc7 Bxc7 27. fxe5 dxe5 28. Bc5 Rf3 29. Rxf3 Qxf3 30. Re1 Rd8 31. Qe3 Qc6 32. Rc1 Bf5 33. Qf2 g6 34. Ba3 Bb6 35. Qe1 Bd4 36. Bb2 Qf3 37. Na4 Be3 38. Qc3 Rc8 39. Qxe5 Rxc1+ 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2021.08.14"]
[Round "8.4"]
[White "Hilwerda, Jonas"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2240"]
[BlackElo "2213"]
[PlyCount "151"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Schwerin SF"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c4 b4 10. Nc2 Rb8 11. g3 Nf6 12. Bg2 Be6 13. 0-0 h5 14. h4 Ng4 15. Nxe7 Nxe7 16. b3 Ng6 17. Bg5 Qb6 18. Qe2 0-0 19. Rad1 f6 20. Be3 Qc7 21. Bd2 a5 22. f3 Nh6 23. Bxh6 gxh6 24. Qd2 Qg7 25. Qxd6 Rbe8 26. Ne3 Kh8 27. Rf2 Rg8 28. Rfd2 Nf8 29. Nf1 f5 30. exf5 Bxf5 31. Qb6 e4 32. fxe4 Bxe4 33. Qxa5 Bxg2 34. Rxg2 Ng6 35. Qd5 Ne5 36. Kh1 Rgf8 37. Qd4 Rd8 38. Qxd8 Rxd8 39. Rxd8+ Kh7 40. Rd4 Nf3 41. Rf4 Ne1 42. Rgf2 Nd3 43. Kg2 Nxf2 44. Rxf2 Qb7+ 45. Kh2 Qe4 46. Kg1 Qd4 47. Nh2 Kg7 48. Nf3 Qe3 49. Kg2 Qe4 50. Rd2 Qe3 51. Rd7+ Kf6 52. Rd6+ Ke7 53. Rd2 Kf8 54. Rf2 Kg8 55. Ng1 Qe4+ 56. Kh2 Qe3 57. Nh3 Qe1 58. Rg2 Kh7 59. Nf4 Qd1 60. Re2 Qf1 61. Re7+ Kg8 62. Rb7 Qf2+ 63. Ng2 Qd2 64. c5 Qc3 65. c6 Qxc6 66. Rxb4 Qc3 67. Rb5 Qb2 68. a4 Kf8 69. a5 Ke8 70. Rxh5 Qxb3 71. Rxh6 Qa2 72. a6 Kf7 73. Rb6 Qa5 74. Rb7+ Kg6 75. a7 Kf5 76. Rb5+ 1-0

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2021.08.08"]
[Round "7.4"]
[White "Mach, Holger"]
[Black "Hagenstein, Frank"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "2213"]
[BlackElo "2234"]
[PlyCount "50"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. f4 dxe5 5. fxe5 Bf5 6. Nf3 e6 7. Bd3 Bxd3 8. Qxd3 c5 9. 0-0 Be7 10. dxc5 0-0 11. Kh1 Na6 12. Qe4 Nxc5 13. Qg4 f5 14. exf6 Nxf6 15. Qh3 Nfe4 16. Be3 Qd5 17. Nbd2 Rf5 18. Nxe4 Qxe4 19. Rae1 Qxc2 20. Bxc5 Qxc5 21. Rxe6 Raf8 22. Rfe1 Bd6 23. Re8 Qd5 24. Rxf8+ Bxf8 25. Qg4 g6 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2020.02.09"]
[Round "6.5"]
[White "Mach, Holger"]
[Black "Hourigan, Gerrit"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2233"]
[BlackElo "2198"]
[PlyCount "95"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 e6 7. Qd2 b5 8. f3 Nbd7 9. 0-0-0 Bb7 10. g4 Nb6 11. Qf2 Nfd7 12. Bd3 Rc8 13. Nce2 Be7 14. h4 d5 15. Kb1 0-0 16. g5 dxe4 17. fxe4 Nc5 18. Ng3 Qc7 19. Rhg1 Bd6 20. Nh5 Kh8 21. Nxg7 Kxg7 22. Qf6+ Kg8 23. Nf5 exf5 24. Bd4 Be5 25. Bxe5 Qxe5 26. Qxe5 fxe4 27. Be2 Rfe8 28. Qf5 e3 29. Rgf1 Rc7 30. Qf6 Ne6 31. Bh5 Rf8 32. Bg4 Rc6 33. Qe7 Rc7 34. Qf6 Be4 35. Rc1 Rc6 36. Rfe1 Nc4 37. h5 Nc5 38. Qf4 Na4 39. Ka1 Re8 40. Bd7 Ree6 41. Bxe6 Rxe6 42. Qb8+ Kg7 43. h6+ Kg6 44. Qg8+ Kf5 45. Qxf7+ Ke5 46. b3 Nab6 47. bxc4 Nxc4 48. Rcd1 1-0

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2020.01.19"]
[Round "5.5"]
[White "Mach, Holger"]
[Black "Saglam, Buelent"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2233"]
[BlackElo "2103"]
[PlyCount "72"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 b6 5. e5 Nfd7 6. g3 c5 7. Bg2 Qc7 8. 0-0 Bb7 9. Re1 Nc6 10. Qe2 Rc8 11. c3 g5 12. Nxg5 Qxe5 13. Ndf3 Qxe2 14. Rxe2 Ba6 15. Ne1 Be7 16. Bf4 0-0 17. Rd1 Bf6 18. Nef3 e5 19. Bh3 Rcd8 20. Bc1 e4 21. Nxe4 dxe4 22. Rxe4 Nde5 23. Nxe5 Nxe5 24. Bh6 Rfe8 25. Rf4 Bg7 26. Bxg7 Kxg7 27. d4 cxd4 28. cxd4 Be2 29. Rb1 Rxd4 30. Rxd4 Nf3+ 31. Kg2 Nxd4 32. Rc1 Bf3+ 33. Kf1 Re5 34. Bg2 Be2+ 35. Kg1 Nf3+ 36. Kh1 Rc5 0-1

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2019.12.08"]
[Round "4.4"]
[White "Mach, Holger"]
[Black "Reinecker, Kai"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2233"]
[BlackElo "2272"]
[PlyCount "35"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. 0-0 0-0 6. c3 d5 7. exd5 Nxd5 8. Re1 Nb6 9. Bb5 f6 10. Bxc6 bxc6 11. d4 exd4 12. cxd4 Bd6 13. Nc3 Re8 14. Qb3+ Kf8 15. Bd2 Bf5 16. Rxe8+ Qxe8 17. Re1 Qf7 18. Qxf7+ 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2019.11.24"]
[Round "3.3"]
[White "Mach, Holger"]
[Black "Wasmuth, Matthias"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "2233"]
[BlackElo "2152"]
[PlyCount "106"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. g3 Nc6 7. Nde2 Bd7 8. Bg2 Qc8 9. h3 Bg7 10. Nd5 0-0 11. a4 e5 12. g4 Nxd5 13. exd5 Nb4 14. c3 Na6 15. 0-0 f5 16. gxf5 Bxf5 17. Kh2 Nc5 18. Be3 Nd3 19. Qd2 e4 20. Ng3 Ne5 21. Bh6 Bxh3 22. Bxh3 Nf3+ 23. Kg2 Nxd2 24. Bxc8 Bxh6 25. Be6+ Kg7 26. Rfe1 Rf3 27. Rad1 Raf8 28. Re2 e3 29. fxe3 Nc4 30. Nf1 Rxf1 31. Rxf1 Nxe3+ 32. Rxe3 Rxf1 33. Rf3 Rxf3 34. Kxf3 Bc1 35. b3 Bd2 36. c4 Bb4 37. Ke4 Kf6 38. Bd7 Kg5 39. Kf3 Kh4 40. Be6 h5 41. Kg2 b6 42. Bd7 g5 43. Be6 g4 44. Bd7 Kg5 45. Be6 Kf4 46. Bf7 h4 47. Be6 h3+ 48. Kh2 Kf3 49. Bf5 Bc3 50. Kg1 Kg3 51. Bg6 Kh4 52. Bh7 g3 53. Be4 g2 0-1

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2019.10.20"]
[Round "2.4"]
[White "Mach, Holger"]
[Black "Christ, Ralf"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2233"]
[BlackElo "2264"]
[PlyCount "36"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. 0-0 Nf6 5. d3 a6 6. c3 Ba7 7. h3 d6 8. a4 h6 9. Re1 0-0 10. Nbd2 Be6 11. Bxe6 fxe6 12. Nf1 Nh5 13. Be3 Nf4 14. Bxa7 Rxa7 15. d4 Qf6 16. Kh2 Raa8 17. Ne3 g5 18. Ng4 Qg7 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2019.09.29"]
[Round "1.4"]
[White "Bracker, Arne"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2224"]
[BlackElo "2233"]
[PlyCount "83"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be7 7. Bd3 Nf6 8. 0-0 0-0 9. N5c3 Nd7 10. Nd5 Bg5 11. Nbc3 Nc5 12. Be3 f5 13. Bxc5 dxc5 14. exf5 Bxf5 15. Bxf5 Rxf5 16. Ne4 Nd4 17. Qg4 Be7 18. Rad1 g6 19. Rfe1 Kg7 20. Ng3 Rg5 21. Qe4 Bd6 22. Ne3 Qb6 23. h4 Rxg3 24. fxg3 Rf8 25. b3 Qa6 26. Rd2 Qa5 27. Red1 Rf7 28. Ng4 Qc3 29. Qe3 Qxe3+ 30. Nxe3 e4 31. Kh2 h5 32. Kh3 Be5 33. Rf1 Nf5 34. Rdf2 Bd4 35. Nxf5+ gxf5 36. Rxf5 Rxf5 37. Rxf5 e3 38. Rf4 Kg6 39. g4 hxg4+ 40. Kxg4 Be5 41. Re4 Bd4 42. Kf3 1-0

[Event "Hamburg-chT Landesliga 1415"]
[Site "Hamburg"]
[Date "2015.04.18"]
[Round "8.1"]
[White "Mach, Holger"]
[Black "Trisic, Aleksandar"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2217"]
[BlackElo "2231"]
[PlyCount "120"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes II"]
[BlackTeam "Hamburg Weisse Dame"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 e6 7. 0-0 Be7 8. Be3 0-0 9. f4 a6 10. Qe1 Qc7 11. Qg3 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Kh1 Bc6 15. Bd3 Qb7 16. Rae1 b4 17. axb4 Qxb4 18. Bxf6 Bxf6 19. e5 dxe5 20. fxe5 Bh4 21. Qh3 h6 22. Re2 Bg5 23. b3 Qh4 24. Qxh4 Bxh4 25. Be4 Rfc8 26. g3 Bd8 27. Rd1 Ba5 28. Bxc6 Rxc6 29. Ne4 Bc7 30. Nf2 Rb8 31. Rd7 Kf8 32. Nd3 Ke8 33. Rd4 a5 34. Nb2 Rc5 35. Nd3 Rc3 36. Nb2 Ke7 37. Ra4 Rb5 38. Nc4 Rd5 39. Ra1 h5 40. Kg2 f5 41. exf6+ gxf6 42. Rae1 e5 43. Ne3 Rdc5 44. Rd1 Ke6 45. Rdd2 Rb5 46. Nc4 f5 47. Re3 Rxe3 48. Nxe3 e4 49. Nc4 h4 50. Rd4 hxg3 51. hxg3 Rb8 52. g4 Rg8 53. Kf1 Rxg4 54. Ne3 Bb6 55. Nxg4 Bxd4 56. Nh2 Be5 57. Kg2 Bxh2 58. Kxh2 Ke5 59. Kg2 Kd4 60. c4 a4 0-1

[Event "Oberliga Nord N 1415"]
[Site "Germany"]
[Date "2015.01.18"]
[Round "5.8"]
[White "Ivaska, Romas"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "A05"]
[BlackElo "2259"]
[PlyCount "44"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Neumuenster Agon"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nf3 Nf6 7. 0-0 0-0 8. Re1 e5 9. Bd2 h6 10. a3 Be6 11. h3 d5 12. Qc1 Kh7 13. Kh2 d4 14. Ne2 c4 15. Nh4 Rc8 16. Qd1 Qb6 17. Qb1 Nd7 18. f4 Nc5 19. dxc4 Bxc4 20. f5 d3 21. Nc3 Nd4 22. b4 dxc2 0-1

[Event "Oberliga Nord N 1415"]
[Site "Germany"]
[Date "2014.12.07"]
[Round "4.8"]
[White "Mach, Holger"]
[Black "Pfreundt, Jakob"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2259"]
[BlackElo "1990"]
[PlyCount "64"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburg Koenigsspringer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 0-0 7. h3 c6 8. a4 b6 9. Qe2 Bb7 10. Rd1 Qc8 11. Nh4 g6 12. Bh6 Re8 13. dxe5 Nxe5 14. Nf3 Nfd7 15. Ng5 Nxc4 16. Qxc4 Ne5 17. Qd4 f6 18. f4 Nf7 19. Nxf7 Kxf7 20. Kh1 Qe6 21. a5 c5 22. Qd3 b5 23. f5 Qc4 24. a6 Bc6 25. Bf4 gxf5 26. Qxc4+ bxc4 27. exf5 Rab8 28. Bxd6 Rxb2 29. Bxe7 Rxe7 30. Nd5 Re2 31. Ra5 Rbxc2 32. Rxc5 Rxg2 1/2-1/2

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2014.04.06"]
[Round "9.4"]
[White "Borbjerggaard, Lars"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2322"]
[BlackElo "2279"]
[PlyCount "69"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Preetz"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. Nf3 Nf6 4. Nc3 0-0 5. Bg5 c5 6. e3 d6 7. Be2 h6 8. Bh4 Bg4 9. 0-0 cxd4 10. exd4 Nc6 11. d5 Bxf3 12. Bxf3 Ne5 13. Be2 g5 14. Bg3 Nfd7 15. Qd2 Rc8 16. b3 Qa5 17. Rac1 Ng6 18. Bd3 f5 19. f4 g4 20. Qe2 Kh7 21. Nd1 Nc5 22. Bb1 Qa3 23. Ne3 Bd4 24. Kh1 Bxe3 25. Qxe3 Rf7 26. Be1 a5 27. Bc3 Rg8 28. Qd2 b6 29. Rce1 Nd7 30. Re3 Qc5 31. Bd4 Qc7 32. Qe2 Nc5 33. h3 h5 34. hxg4 hxg4 35. Rh3+ 1-0

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2014.02.09"]
[Round "6.5"]
[White "Stenner, Patrick"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2200"]
[BlackElo "2279"]
[PlyCount "73"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "St Pauli"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 d6 6. Bxc6+ bxc6 7. d3 Nf6 8. 0-0 0-0 9. Qe1 Rb8 10. Kh1 d5 11. e5 Ne8 12. Na4 c4 13. Bd2 cxd3 14. Ba5 Nc7 15. Nd4 Bd7 16. cxd3 Qc8 17. Rc1 Nb5 18. Nxb5 Rxb5 19. b4 d4 20. Nc5 Bf5 21. Qf2 f6 22. Qxd4 fxe5 23. fxe5 Kh8 24. Qe3 h5 25. e6 Kh7 26. a4 Bh6 27. Qe5 Bxd3 28. Rf7+ Rxf7 29. exf7 Rxc5 30. bxc5 Qf8 31. Re1 Qxf7 32. Bc3 Bg7 33. Qxg7+ Qxg7 34. Bxg7 Kxg7 35. Rxe7+ Kf6 36. Rxa7 Ke5 37. Rd7 1-0

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2014.01.19"]
[Round "5.5"]
[White "Mach, Holger"]
[Black "Freitag, Roland"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2279"]
[BlackElo "2242"]
[PlyCount "90"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Pinneberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 b6 5. e5 Nfd7 6. g3 Nc6 7. Qe2 g5 8. h3 Bg7 9. c4 Nb4 10. Nb3 dxc4 11. dxc4 Bb7 12. Bg2 Nxe5 13. 0-0 Nxf3+ 14. Bxf3 Bxf3 15. Qxf3 0-0 16. Qg4 h6 17. h4 Nc6 18. hxg5 Ne5 19. Qh5 hxg5 20. Bd2 Qf6 21. Kg2 g4 22. Bf4 Qg6 23. Qxg6 Nxg6 24. Bxc7 Rfc8 25. Bd6 Rxc4 26. Rac1 Rac8 27. Ba3 Ne5 28. Rxc4 Rxc4 29. Rd1 Re4 30. Rd8+ Kh7 31. Nd2 Re1 32. Be7 Bh6 33. Bf6 Nc6 34. Rd6 Kg6 35. Bc3 Ne5 36. Bxe5 Rxe5 37. Nc4 Re4 38. Rc6 Bf8 39. Nd6 Re2 40. b3 Rxa2 41. Nc4 Bc5 42. Ne5+ Kf5 43. Nd3 Bd4 44. Rc7 f6 45. Rh7 Ke4 0-1

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2014.01.12"]
[Round "8.4"]
[White "Mach, Holger"]
[Black "Junge, Ralph"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2279"]
[BlackElo "2305"]
[PlyCount "56"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Kiel Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 a6 6. Ne5 e6 7. Qe2 Qd4 8. 0-0 Bd6 9. Nf3 Qg4 10. h3 Qh5 11. d4 b5 12. Bd3 Bb7 13. Ne4 Nbd7 14. Re1 Nxe4 15. Bxe4 Bxe4 16. Qxe4 0-0 17. Bd2 Qd5 18. Qh4 Rfe8 19. c3 h6 20. Bf4 g5 21. Bxg5 hxg5 22. Nxg5 Qf5 23. Re4 Nf6 24. Rae1 Nxe4 25. Rxe4 Qg6 26. Nh7 Be7 27. Qf4 Kxh7 28. Qf3 f5 0-1

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2013.12.15"]
[Round "4.5"]
[White "Schmidt, Jan Peter"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2267"]
[BlackElo "2279"]
[PlyCount "72"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Koenigsspringer"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 d6 6. Nc3 Nbd7 7. 0-0 e5 8. e4 c6 9. b3 exd4 10. Nxd4 Re8 11. h3 Nc5 12. Re1 Qa5 13. Bd2 Qc7 14. Bf4 Nh5 15. Be3 Ne6 16. Qd2 Bd7 17. Rad1 Rad8 18. Kh2 Bc8 19. f4 Nf6 20. Nxe6 Bxe6 21. Bd4 Bc8 22. Qf2 Qa5 23. e5 dxe5 24. fxe5 Nd7 25. Ne4 Nxe5 26. Bxa7 Rxd1 27. Rxd1 Be6 28. Bb6 Qa8 29. Nf6+ Bxf6 30. Qxf6 Nd7 31. Rxd7 Bxd7 32. Bd4 Kf8 33. Qh8+ Ke7 34. Qf6+ Kf8 35. Bc5+ Kg8 36. Bd4 Kf8 1/2-1/2

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2013.11.10"]
[Round "2.4"]
[White "Mach, Holger"]
[Black "Reimer, Wolf"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2279"]
[BlackElo "2106"]
[PlyCount "95"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Luebeck II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. g3 Nc6 5. Be3 Nf6 6. h3 e5 7. Nge2 d5 8. dxe5 Nxe5 9. Bg2 Nxe4 10. Qxd5 Nd6 11. Ne4 Nxe4 12. Qxd8+ Kxd8 13. Bxe4 Ke8 14. 0-0-0 c6 15. Bd4 f5 16. Bg2 Kf7 17. Rhe1 Re8 18. Kb1 Nd7 19. Bxg7 Kxg7 20. Nd4 Rxe1 21. Rxe1 Kf7 22. Ne6 Nf8 23. Nd8+ Kf6 24. Re8 Kg7 25. Re7+ Kg8 26. Nxb7 Bxb7 27. Rxb7 Re8 28. a4 Re1+ 29. Ka2 Ne6 30. Bxc6 Nd4 31. Bd5+ Kf8 32. c3 Ne2 33. Rxa7 Nc1+ 34. Ka3 Nd3 35. f4 Ra1+ 36. Kb3 Nc5+ 37. Kb4 Nd3+ 38. Kb5 Nxb2 39. a5 Nd1 40. c4 Nc3+ 41. Kc5 Ne4+ 42. Bxe4 fxe4 43. Kd4 Re1 44. a6 e3 45. Kd3 e2 46. Kd2 Rc1 47. Kxe2 Rxc4 48. Rxh7 1-0

[Event "Oberliga Nord N 1314"]
[Site "Germany"]
[Date "2013.10.13"]
[Round "1.5"]
[White "Mach, Holger"]
[Black "Gaede, Derek"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2279"]
[BlackElo "2244"]
[PlyCount "53"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburger SK III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. 0-0 b5 8. Re1 a5 9. e5 Nd7 10. h4 Qc7 11. Qe2 Ba6 12. Nf1 h6 13. Bf4 Nb6 14. Ne3 b4 15. Nf5 exf5 16. e6 Qd8 17. exf7+ Kf8 18. Qe6 Qd7 19. Qg6 Nd8 20. Rxe7 Kxe7 21. Qxg7 Rf8 22. Ne5 Ne6 23. Ng6+ Kd8 24. Qf6+ Kc8 25. Nxf8 Nxf8 26. Qxb6 Qe7 27. Qc6+ 1-0

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2013.04.14"]
[Round "9.4"]
[White "Reinecker, Kai"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2252"]
[BlackElo "2273"]
[PlyCount "71"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Preetz"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 Qa5 8. Qa4 Qxa4 9. Bxa4 cxd4 10. Nxd4 Ng4 11. Rd1 f5 12. exf5 Nxd4 13. cxd4 Rxf5 14. f3 Nh6 15. Nc3 Rb8 16. Bb3+ Kh8 17. Nd5 e6 18. Bf4 Ra8 19. Nc7 Rxf4 20. Nxa8 Bxd4+ 21. Rxd4 Rxd4 22. Rc1 Nf5 23. Rxc8+ Kg7 24. Rc7 Kf6 25. Rc1 Rd2 26. Nc7 Nd4 27. Bc4 d5 28. Bf1 Rxb2 29. Rd1 Nf5 30. Re1 Nd4 31. a4 a6 32. Rd1 Nf5 33. Re1 Nd4 34. Rd1 Nf5 35. Re1 Nd4 36. Rd1 1/2-1/2

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2013.03.17"]
[Round "8.4"]
[White "Mach, Holger"]
[Black "Westphal, Bernd"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2273"]
[BlackElo "2128"]
[PlyCount "109"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Schwarzenbek"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 a6 7. f4 e5 8. Nf3 Nbd7 9. 0-0 Be7 10. a4 0-0 11. Kh1 b6 12. Bc4 Bb7 13. Qe2 Qc7 14. fxe5 dxe5 15. Bg5 Bb4 16. Nd5 Nxd5 17. exd5 Bd6 18. Nh4 e4 19. Nf5 Ne5 20. Bb3 f6 21. Bf4 Rae8 22. Qxe4 Nf7 23. Bxd6 Nxd6 24. Qb4 Rd8 25. Rae1 Rf7 26. Qf4 Kf8 27. Nd4 Bc8 28. Rf3 Nb7 29. Qh4 Re7 30. Ne6+ Bxe6 31. dxe6 Kg8 32. Rh3 g5 33. Qh6 Rf8 34. Rf3 Nc5 35. Rxf6 Rxf6 36. Qxf6 Nxb3 37. Qxg5+ Kh8 38. cxb3 Qd6 39. Qf5 Kg7 40. Qg5+ Kh8 41. Qf6+ Kg8 42. h4 a5 43. h5 Rg7 44. Rc1 Qf8 45. Qxf8+ Kxf8 46. Rc8+ Ke7 47. Rc7+ Kf6 48. Rxg7 Kxg7 49. g4 Kf6 50. Kg2 Kxe6 51. Kf3 Ke5 52. Ke3 h6 53. Kf3 Ke6 54. Ke4 Kf6 55. Kf4 1-0

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2013.02.24"]
[Round "7.4"]
[White "Hess, Christian"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2260"]
[BlackElo "2273"]
[PlyCount "36"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koenigsspringer"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 d6 5. Bg5 Bg4 6. e3 0-0 7. Be2 c5 8. 0-0 cxd4 9. Nxd4 Bxe2 10. Qxe2 Nc6 11. Rfd1 Rc8 12. Rac1 Qa5 13. Bxf6 Bxf6 14. Nd5 Nxd4 15. Nxf6+ exf6 16. Rxd4 Qxa2 17. Rxd6 Rfd8 18. Rd4 Kg7 1/2-1/2

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2013.02.03"]
[Round "6.5"]
[White "Hein, Andreas"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "1764"]
[BlackElo "2273"]
[PlyCount "72"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Neumuenster Agon"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 0-0 6. Nge2 Re8 7. d3 d6 8. 0-0 a6 9. a3 Bf5 10. b4 Ba7 11. Bb2 Qd7 12. Nd5 Nxd5 13. Bxd5 Bg4 14. Bg2 Qf5 15. Qd2 Qh5 16. Nc3 Re6 17. f3 Rh6 18. Kf2 Be6 19. h4 f5 20. Ke2 f4 21. Ne4 Bxe3 22. Qe1 Nd4+ 23. Bxd4 Bxd4 24. Rb1 Rf8 25. g4 Qxh4 26. Qxh4 Rxh4 27. Rh1 Rxh1 28. Bxh1 b5 29. Ng5 Bd7 30. Kd1 Rf6 31. Bg2 Rh6 32. Nh3 bxc4 33. dxc4 e4 34. Nxf4 Rh2 35. Ne2 Ba4+ 36. Ke1 Rxg2 0-1

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2013.01.13"]
[Round "5.5"]
[White "Dietz, Juergen"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2202"]
[BlackElo "2273"]
[PlyCount "118"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Schachfreunde"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. f4 g6 2. Nf3 Bg7 3. e4 c5 4. c3 d5 5. e5 Bg4 6. Bb5+ Nc6 7. Bxc6+ bxc6 8. 0-0 e6 9. b3 Nh6 10. Ba3 Qb6 11. h3 Bxf3 12. Qxf3 c4+ 13. Qf2 cxb3 14. axb3 Qxf2+ 15. Kxf2 f6 16. d4 fxe5 17. fxe5 Bf8 18. Nd2 Nf7 19. Ke2 c5 20. Rf6 cxd4 21. cxd4 Nd8 22. g4 Bg7 23. Rff1 Nc6 24. Bc5 Bf8 25. Ra6 Rc8 26. Bxa7 Bb4 27. Ke3 Rf8 28. Rc1 Nxa7 29. Rxc8+ Nxc8 30. Nf3 Kd7 31. Ng5 Rf1 32. Nxe6 Rb1 33. Nc5+ Bxc5 34. dxc5 Rxb3+ 35. Kd4 Rxh3 36. e6+ Kc7 37. Kxd5 Rh4 38. Ra4 h5 39. Ke5 Rxg4 40. Ra1 h4 41. Kf6 h3 42. Ra3 Rh4 43. Ra1 h2 44. Rh1 Kc6 45. Kxg6 Kxc5 46. Kg5 Rh8 47. Kf4 Ne7 48. Kg3 Nf5+ 49. Kf4 Nd6 50. Kg3 Kd5 51. Rxh2 Nf5+ 52. Kg2 Ne3+ 53. Kh1 Ra8 54. Rh4 Ra1+ 55. Kh2 Ra6 56. Rb4 Rxe6 57. Kg3 Rf6 58. Rb5+ Ke4 59. Rb4+ Kd3 1/2-1/2

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2012.12.09"]
[Round "4.5"]
[White "Mach, Holger"]
[Black "Luckow, Rolf"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2273"]
[BlackElo "2187"]
[PlyCount "85"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Kiel Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Bd3 Nc6 6. Nf3 Bxc5 7. 0-0 Nge7 8. Bf4 Ng6 9. Bg3 Bd7 10. a3 Qc7 11. b4 Be7 12. Qe2 a6 13. Nbd2 Na7 14. c4 dxc4 15. Nxc4 Bb5 16. Rac1 Bxc4 17. Rxc4 Qb6 18. Rfc1 0-0 19. h4 Rfc8 20. h5 Nf8 21. Bf4 Rxc4 22. Rxc4 Nc6 23. h6 g6 24. Bg5 Qd8 25. Bxe7 Nxe7 26. Be4 Nd5 27. Rd4 Qc7 28. Bxd5 exd5 29. Qd2 Rd8 30. g3 Qc6 31. Ng5 Ne6 32. Nxe6 fxe6 33. Qg5 Rf8 34. Rf4 Qe8 35. Rf6 Rf7 36. Rxf7 Qxf7 37. Qd8+ Qf8 38. Qd7 Kh8 39. Qxe6 Qxh6 40. Qc8+ Kg7 41. Qxb7+ Kf8 42. e6 Qc1+ 43. Kg2 1-0

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2012.11.25"]
[Round "3.5"]
[White "Hoegy, Kevin"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "2204"]
[BlackElo "2273"]
[PlyCount "96"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK III"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. g3 Bg7 3. Bg2 Nf6 4. c4 d6 5. Nf3 0-0 6. 0-0 Nbd7 7. b3 e5 8. Nc3 Re8 9. e4 exd4 10. Nxd4 Nc5 11. f3 c6 12. Re1 d5 13. e5 dxc4 14. bxc4 Nfd7 15. f4 Nb6 16. Be3 Nxc4 17. Nxc6 Qxd1 18. Raxd1 Nxe3 19. Rxe3 bxc6 20. Bxc6 Bb7 21. Bxe8 Rxe8 22. Nb5 Bf8 23. Nd6 Bxd6 24. Rxd6 Rc8 25. Rc3 Kf8 26. Rd1 Ne6 27. Rxc8+ Bxc8 28. Kf2 Ke7 29. Ke3 h5 30. Rc1 Bd7 31. Ke4 a5 32. Rc3 a4 33. Rc1 Ng7 34. a3 Nf5 35. Rc5 Nh6 36. Kf3 Ng4 37. h3 Nh6 38. Rc7 Nf5 39. Rc4 Bc6+ 40. Kf2 Kd7 41. g4 hxg4 42. hxg4 Ne7 43. Rd4+ Kc7 44. Rd6 Nd5 45. f5 gxf5 46. gxf5 Nb6 47. Rf6 Bd5 48. Ke3 Bb3 1/2-1/2

[Event "Oberliga Nord N 1213"]
[Site "Germany"]
[Date "2012.11.11"]
[Round "2.5"]
[White "Mach, Holger"]
[Black "Ahmels, Volker"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2273"]
[BlackElo "2209"]
[PlyCount "66"]
[EventDate "2012.10.14"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Eppendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 c6 6. 0-0 Bf5 7. b4 Qc7 8. b5 e6 9. Nd4 Bd6 10. Nxf5 exf5 11. h3 0-0 12. Bf3 Nbd7 13. bxc6 bxc6 14. d4 Rab8 15. Qd3 g6 16. Bh6 Rfc8 17. Rfe1 Nb6 18. Re2 Rd8 19. Rae1 Bf4 20. Re7 Qd6 21. Bxf4 Qxf4 22. Ne2 Qd6 23. Rxa7 Nbd7 24. Qc4 Nd5 25. Bxd5 cxd5 26. Qc7 Qe6 27. Kf1 Rbc8 28. Qa5 Qd6 29. g3 Qc6 30. Nf4 Nf6 31. Ree7 Rf8 32. Kg2 Qxc2 33. Re2 Qd1 1/2-1/2

[Event "Oberliga Nord N 0910"]
[Site "Germany"]
[Date "2010.03.21"]
[Round "8.3"]
[White "Freitag, Roland"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2259"]
[BlackElo "2253"]
[PlyCount "46"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Pinneberg"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. b3 e5 2. Bb2 d6 3. e3 f5 4. d4 e4 5. c4 Nf6 6. Nc3 g6 7. Nh3 Bg7 8. Be2 0-0 9. Qc2 c6 10. b4 Na6 11. a3 Nc7 12. d5 Kh8 13. dxc6 bxc6 14. Rd1 Qe7 15. Rd2 Be6 16. Nf4 Bf7 17. h4 Ne6 18. Nxe6 Bxe6 19. Qd1 Rad8 20. b5 cxb5 21. Nxb5 d5 22. cxd5 Nxd5 23. Qa1 Bxb2 1/2-1/2

[Event "Oberliga Nord N 0910"]
[Site "Germany"]
[Date "2010.02.28"]
[Round "7.3"]
[White "Mach, Holger"]
[Black "Koelsch, Maximilian"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2253"]
[BlackElo "2074"]
[PlyCount "75"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Qb6 7. Nb3 Qc7 8. 0-0 Nf6 9. f4 b4 10. Nb1 d6 11. Qe2 Nbd7 12. a3 Bb7 13. axb4 d5 14. exd5 Nxd5 15. f5 Qb6+ 16. Kh1 Nxb4 17. Be4 Nd5 18. fxe6 fxe6 19. Qh5+ g6 20. Qf3 Bd6 21. Qf7+ Kd8 22. Bg5+ Kc7 23. N1d2 Raf8 24. Qxe6 Re8 25. Qh3 Ne5 26. c4 Bc8 27. Qh4 h6 28. Bf6 g5 29. c5 Bxc5 30. Bxe5+ Rxe5 31. Qg3 Bd6 32. Bxd5 Re3 33. Rf7+ Kb8 34. Nc4 Bxg3 35. Nxb6 Rd3 36. Na5 Bc7 37. Nc6+ Kb7 38. Nb4+ 1-0

[Event "Oberliga Nord N 0910"]
[Site "Germany"]
[Date "2010.02.07"]
[Round "6.3"]
[White "Hasselmann, Dieter"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2131"]
[BlackElo "2253"]
[PlyCount "94"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Schwerin"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nc3 Nxc3 7. bxc3 Qc7 8. Bd2 b6 9. f4 Bb7 10. Nf3 Be7 11. Bd3 Nc6 12. Rc1 d6 13. 0-0 0-0-0 14. Qe2 Kb8 15. Be3 h6 16. c4 dxe5 17. fxe5 g5 18. d5 Nxe5 19. Nxe5 Qxe5 20. Bf4 Qxf4 21. Rxf4 gxf4 22. Be4 Bc5+ 23. Kh1 Rhe8 24. Qh5 f5 25. Bf3 exd5 26. Bxd5 Bxd5 27. cxd5 Re5 28. Qxh6 Be3 29. Rd1 Rexd5 30. Rxd5 Rxd5 31. Qh5 Rc5 32. g3 Rc1+ 33. Kg2 Rc5 34. gxf4 Bxf4 35. Qe8+ Kb7 36. Qd7+ Bc7 37. h4 f4 38. Qh7 Rc3 39. h5 Ka6 40. h6 f3+ 41. Kf2 Bd6 42. Qf5 Bc5+ 43. Ke1 Be3 44. Qb1 Rc1+ 45. Qxc1 Bxc1 46. h7 Bb2 47. Kf2 Kb5 0-1

[Event "Oberliga Nord N 0910"]
[Site "Germany"]
[Date "2009.11.29"]
[Round "3.3"]
[White "Mach, Holger"]
[Black "Jochens, Arne"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2253"]
[BlackElo "2252"]
[PlyCount "78"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Kiel Meerbauer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Nxc6 bxc6 7. Bd3 Nf6 8. 0-0 Be7 9. f4 d5 10. Qe2 0-0 11. Kh1 Re8 12. Bd2 Nd7 13. f5 Nc5 14. fxe6 fxe6 15. exd5 Nxd3 16. Qxd3 Bd6 17. dxe6 Bxe6 18. Ne4 Be7 19. Bf4 Qa5 20. Qg3 Qh5 21. Be5 Qg6 22. Rae1 Rad8 23. Qc3 Bd5 24. Ng3 h5 25. Rf2 Rf8 26. Rfe2 Bg5 27. Nf1 Rf5 28. h3 Rdf8 29. Ne3 Bxe3 30. Qxe3 Re8 31. Qd2 Rg5 32. Bf4 Rxg2 33. Rxe8+ Kh7 34. Qxd5 cxd5 35. R8e7 Qxc2 36. Be5 Qf2 37. Bd6 Rg6 38. R7e2 Qf3+ 39. Kh2 Rxd6 0-1

[Event "Oberliga Nord N 0910"]
[Site "Germany"]
[Date "2009.11.15"]
[Round "2.2"]
[White "Mach, Holger"]
[Black "Fries Nielsen, Jens Ove"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2253"]
[BlackElo "2432"]
[PlyCount "77"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Preetz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 Nf6 7. 0-0 b6 8. Qe2 d6 9. f4 Nbd7 10. Kh1 Bb7 11. Bd2 h5 12. f5 e5 13. Nf3 h4 14. Ng5 h3 15. Nxh3 b5 16. Ng5 Be7 17. a4 Nh5 18. Rf3 b4 19. Nd5 Bxd5 20. exd5 Bxg5 21. Bxg5 Nhf6 22. Bxa6 Kf8 23. Bb5 Nxd5 24. Qe4 N7b6 25. Rd1 Nf6 26. Bxf6 gxf6 27. Qxb4 Nc8 28. Rc3 Qa7 29. Qe4 Rb8 30. Rc6 Qf2 31. Rc7 Ne7 32. Qc4 Rh7 33. Rxe7 Rg7 34. Qc6 Kg8 35. Bf1 Rb4 36. Re8+ Kh7 37. Qc8 Kh6 38. Rh8+ Kg5 39. Qf8 1-0

[Event "Oberliga Nord N 0910"]
[Site "Germany"]
[Date "2009.10.18"]
[Round "1.3"]
[White "Mach, Holger"]
[Black "Zieher, Hartmut"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2253"]
[BlackElo "2246"]
[PlyCount "154"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburger SK"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. d3 Bg4 6. Be3 Bb6 7. Nbd2 Nf6 8. h3 Bh5 9. Re1 Qd7 10. c3 Bxe3 11. Rxe3 0-0 12. g4 Bg6 13. Nh4 d5 14. Bb3 d4 15. Rg3 dxc3 16. bxc3 Na5 17. Nc4 Nxc4 18. Bxc4 Rad8 19. Nxg6 hxg6 20. Qb3 b6 21. a4 a5 22. Qa2 Qe7 23. h4 Nd7 24. h5 gxh5 25. gxh5 Kh7 26. Qe2 f5 27. exf5 Rxf5 28. Qg4 Qf6 29. Be6 Rf4 30. Qg6+ Qxg6 31. hxg6+ Kh6 32. Kg2 Rh4 33. Re1 Nc5 34. Bc4 Rh5 35. d4 exd4 36. cxd4 Rxd4 37. Bf7 Rhh4 38. Re8 Rhg4 39. f3 Rxg3+ 40. Kxg3 Kg5 41. Re7 Rd7 42. f4+ Kf6 43. Re5 Re7 44. Rd5 Ne4+ 45. Kg4 Nd6 46. Bg8 Kxg6 47. Re5 Kf6 48. Rxe7 Kxe7 49. Kg5 Ne4+ 50. Kg6 Kf8 51. Bb3 Nc5 52. Bc2 c6 53. f5 b5 54. axb5 cxb5 55. f6 gxf6 56. Kxf6 a4 57. Ke5 Ke7 58. Kd4 Kd6 59. Kc3 Kc6 60. Kb4 Kb6 61. Bd1 Na6+ 62. Kc3 Kc5 63. Kb2 Kb4 64. Be2 Nc5 65. Bf1 Ne4 66. Bd3 Nd6 67. Be2 Nc4+ 68. Ka2 Kc3 69. Bd1 Kd2 70. Bg4 b4 71. Be6 b3+ 72. Kb1 Kc3 73. Bf5 a3 74. Ka1 Ne3 75. Bb1 Nc2+ 76. Bxc2 bxc2 77. Ka2 c1R 0-1

[Event "Oberliga Nord N 0708"]
[Site "Germany"]
[Date "2007.11.25"]
[Round "3.7"]
[White "Wagner, Friedrich"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2209"]
[BlackElo "2230"]
[PlyCount "55"]
[EventDate "2007.10.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]
[WhiteTeam "Koenigsspringer"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 Bc5 5. a3 a6 6. e3 0-0 7. Nge2 d6 8. 0-0 Bf5 9. d4 Ba7 10. b4 Qd7 11. Bb2 Bh3 12. Qd3 Rfe8 13. Nd5 Nxd5 14. cxd5 Bxg2 15. Kxg2 Ne7 16. Rac1 Bb6 17. dxe5 dxe5 18. Bxe5 Nxd5 19. Bd4 Bxd4 20. Nxd4 Rad8 21. Rfd1 c6 22. h3 Qe7 23. Qf5 Rd6 24. Nf3 Red8 25. Rd4 Rf6 26. Qd3 Rfd6 27. Rd1 R6d7 28. Qf5 1/2-1/2

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2002.04.28"]
[Round "9.2"]
[White "Stanke, Juergen"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2305"]
[BlackElo "2270"]
[PlyCount "59"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK II"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nb6 7. Be3 0-0 8. Be2 Nc6 9. Nf3 Bg4 10. d5 Na5 11. Bd4 Bxf3 12. gxf3 Bxd4 13. Qxd4 Nc6 14. Qd2 Ne5 15. h4 e6 16. f4 Nec4 17. Bxc4 Nxc4 18. Qe2 Nb6 19. 0-0-0 exd5 20. Nxd5 Nxd5 21. Rxd5 Qf6 22. Qe3 Rfd8 23. h5 Rxd5 24. exd5 c6 25. h6 cxd5 26. Re1 Rf8 27. Qe5 Rc8+ 28. Kd2 Qxe5 29. Rxe5 Kf8 30. Rxd5 1/2-1/2

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2002.04.14"]
[Round "8.2"]
[White "Mach, Holger"]
[Black "Neffe, Axel"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2270"]
[BlackElo "2260"]
[PlyCount "53"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburg Schachfreunde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Nxc6 bxc6 7. Bd3 Nf6 8. 0-0 d5 9. Qe2 Be7 10. f4 h5 11. e5 Nd7 12. Na4 c5 13. c4 d4 14. b3 g6 15. Bd2 a5 16. Be4 Ra7 17. Nb2 Nb8 18. Nd3 Nc6 19. a3 Bb7 20. Rab1 Kd7 21. Rfc1 Rb8 22. Rb2 Ba8 23. Rcb1 Ke8 24. h3 Kd7 25. Kh2 Ke8 26. Qf3 Bb7 27. Qe2 1/2-1/2

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2002.03.17"]
[Round "7.2"]
[White "Kopylov, Michael"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2445"]
[BlackElo "2270"]
[PlyCount "81"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Rb1 0-0 9. Be2 Bg4 10. 0-0 Bxf3 11. Bxf3 cxd4 12. cxd4 Bxd4 13. Rxb7 Nc6 14. Qa4 Qd6 15. Rb5 Be5 16. Rd5 Qf6 17. Be3 Rac8 18. Bg4 Qh4 19. h3 f5 20. exf5 gxf5 21. Rc1 Qf6 22. Bxf5 Qxf5 23. Rxc6 Rcd8 24. Rxd8 Rxd8 25. Rc1 Kh8 26. g3 Qd3 27. Qxa7 Qg6 28. Qxe7 Re8 29. Qh4 Qe6 30. Re1 Bf6 31. Qh5 Ra8 32. Bd2 Qxa2 33. Be3 Qe6 34. Kh2 Rf8 35. Qh6 Qf7 36. Rb1 Be5 37. Qc6 Rg8 38. Rb7 Qa2 39. Kg1 Qa1+ 40. Kg2 Qa2 41. Rxh7+ 1-0

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2002.02.24"]
[Round "6.2"]
[White "Mach, Holger"]
[Black "Polischuk, Viktor"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "2270"]
[BlackElo "2230"]
[PlyCount "122"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Neumuenster"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 d6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Nf6 6. g3 Nc6 7. Nde2 Bg7 8. Bg2 Bd7 9. h3 Qc8 10. a4 h6 11. g4 Na5 12. 0-0 0-0 13. Nd5 Nxd5 14. exd5 Nc4 15. Ra2 f5 16. gxf5 Bxf5 17. b3 Ne5 18. Nf4 Kh7 19. c4 g5 20. Ne6 Bxe6 21. dxe6 Qxe6 22. f4 gxf4 23. Bxf4 Rf6 24. Bxe5 Qxe5 25. Re2 Qg5 26. Rxf6 Bxf6 27. Re4 Rg8 28. Qc2 Kh8 29. Kh1 Qg3 30. Qd2 Rg5 31. Rg4 Qxb3 32. Rxg5 Bxg5 33. Qd4+ Bf6 34. Qf4 Qb1+ 35. Bf1 Qg6 36. Bg2 Kg7 37. Qf3 b6 38. Bf1 Bd4 39. Bg2 Qg5 40. Qe2 Be5 41. Qf3 h5 42. Bf1 h4 43. Be2 Bd4 44. Qg4 Qxg4 45. Bxg4 Kf6 46. Kg2 Ke5 47. Kf3 Bc5 48. Bd7 Kd4 49. Bb5 Kd3 50. Bc6 Kxc4 51. Ke4 Bd4 52. Bd5+ Kc5 53. Be6 Bf6 54. Bd5 Kb4 55. Bc6 e6 56. Bd7 d5+ 57. Kd3 e5 58. Bc6 Kc5 59. Bb7 e4+ 60. Ke2 Kd4 61. Bc6 Ke5 0-1

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2002.02.03"]
[Round "5.2"]
[White "Heinrich, Matthias"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2070"]
[BlackElo "2270"]
[PlyCount "74"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Neukloster II"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. h3 Bg7 4. Bf4 c5 5. c3 Qb6 6. Qc1 cxd4 7. cxd4 Nc6 8. e3 d6 9. Nc3 0-0 10. Be2 Be6 11. 0-0 Rac8 12. Qd2 Nd5 13. Nxd5 Bxd5 14. Rfc1 e5 15. dxe5 dxe5 16. Bg5 Bxf3 17. gxf3 f6 18. Bh4 Kh8 19. b3 g5 20. Bg3 f5 21. Rab1 f4 22. Bh2 Rcd8 23. Qe1 fxe3 24. fxe3 Qxe3+ 25. Qf2 Qxf2+ 26. Kxf2 Rd2 27. Ke3 Rxa2 28. Ra1 Rxa1 29. Rxa1 a6 30. Rc1 g4 31. f4 gxh3 32. Rc4 exf4+ 33. Bxf4 Re8+ 34. Kf2 Bd4+ 35. Kf3 Be5 36. Bh6 Nd4+ 37. Kf2 Nxe2 0-1

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2002.01.20"]
[Round "4.2"]
[White "Mach, Holger"]
[Black "Breyther, Ruediger"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "2270"]
[BlackElo "2375"]
[PlyCount "84"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Hamburger SG BUE"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 e6 7. 0-0 Be7 8. Be3 0-0 9. f4 a6 10. Qe1 Nxd4 11. Bxd4 b5 12. a3 Bb7 13. Bd3 Bc6 14. Kh1 Qd7 15. Qg3 a5 16. e5 dxe5 17. Bxe5 b4 18. Ne4 Nh5 19. Qh3 g6 20. Ng5 Bxg5 21. fxg5 Rad8 22. axb4 axb4 23. Rad1 Qd5 24. Rde1 b3 25. Bc3 bxc2 26. Bxc2 Qc4 27. Rf2 Rd5 28. Rxe6 Bd7 29. Rxg6+ hxg6 30. Qe3 Bf5 31. Bxf5 Rxf5 32. Rxf5 gxf5 33. Kg1 Rd8 34. Qf3 Qg4 35. Qc6 Nf4 36. h3 Nxh3+ 37. Kh2 Nxg5 38. Be1 Qh5+ 39. Kg1 Qe2 40. Bh4 Rd1+ 41. Kh2 Qe5+ 42. Bg3 Qh8+ 0-1

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2001.11.25"]
[Round "3.2"]
[White "Scheerer, Christoph"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2385"]
[BlackElo "2270"]
[PlyCount "103"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Kiel Meerbauer"]
[BlackTeam "Hamburg Diogenes"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. f3 c6 6. a4 0-0 7. Qd2 e5 8. 0-0-0 Qa5 9. dxe5 dxe5 10. Bc4 Nbd7 11. Bh6 b5 12. Bxg7 Kxg7 13. Bb3 Nc5 14. Qd6 bxa4 15. Nxa4 Nxb3+ 16. cxb3 Be6 17. Nc5 Rfe8 18. Ne2 Kg8 19. Nxe6 Rxe6 20. Qd3 Rb8 21. Kc2 Qb4 22. Rd2 Re7 23. Qc3 Reb7 24. Qxb4 Rxb4 25. Nc1 c5 26. Rd6 R4b6 27. Rhd1 Kf8 28. Rd8+ Ke7 29. Rxb8 Rxb8 30. Nd3 Nd7 31. Kc3 f6 32. Ra1 Rb7 33. b4 cxb4+ 34. Nxb4 Rc7+ 35. Kd2 Rb7 36. Nd5+ Kf7 37. Kc3 f5 38. Ra5 Nf6 39. exf5 gxf5 40. Ne3 Ke6 41. Ra6+ Rb6 42. Rxa7 Rc6+ 43. Kd2 f4 44. Nd1 e4 45. fxe4 Nxe4+ 46. Kd3 Ng5 47. Nc3 Rd6+ 48. Kc2 h5 49. Nb5 Rd8 50. Ra3 h4 51. h3 Ne4 52. Nc3 1/2-1/2

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2001.11.11"]
[Round "2.2"]
[White "Mach, Holger"]
[Black "Beerbaum, Dirk"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2270"]
[PlyCount "83"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Ludwigslust"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. d4 cxd4 5. Nxd4 g6 6. g3 Nc6 7. Nde2 Bg7 8. Bg2 0-0 9. h3 Rb8 10. a4 a6 11. 0-0 b5 12. axb5 axb5 13. Nd5 Nd7 14. c3 b4 15. Nd4 Nde5 16. f4 Nxd4 17. fxe5 Nc6 18. exd6 Qxd6 19. Nf6+ Bxf6 20. Qxd6 exd6 21. Rxf6 Be6 22. Rf2 Ra8 23. Rxa8 Rxa8 24. Bh6 bxc3 25. bxc3 Ra1+ 26. Kh2 Ra2 27. Rf1 Bc4 28. Rd1 Ne5 29. Kh1 Nd3 30. Kg1 Ra3 31. Rb1 f6 32. Rb7 Ra1+ 33. Kh2 Ne5 34. Rg7+ Kh8 35. Rc7 Kg8 36. Rg7+ Kh8 37. Rc7 Kg8 38. Rc8+ Kf7 39. Rc7+ Ke6 40. Bf4 Ra2 41. Kg1 Ra1+ 42. Kh2 1/2-1/2

[Event "Oberliga Nord N 0102"]
[Site "Germany"]
[Date "2001.10.07"]
[Round "1.2"]
[White "Mach, Holger"]
[Black "Prosch, Carsten"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2270"]
[BlackElo "2160"]
[PlyCount "94"]
[EventDate "2001.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Schwerin"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 Ne7 7. Be3 h5 8. Nf4 hxg4 9. Nxg6 Nxg6 10. Qxg4 c5 11. dxc5 Nxe5 12. Qg3 Nbc6 13. 0-0-0 Qh4 14. Qg2 Qg4 15. f4 Qxg2 16. Bxg2 Ng4 17. Bg1 g6 18. h3 Nf6 19. Nb5 Rc8 20. c4 a6 21. cxd5 Nxd5 22. Bxd5 axb5 23. Bg2 Rh5 24. Kb1 Rf5 25. Rf1 Rd8 26. Be4 Rh5 27. Bf3 Rh4 28. Bg4 f5 29. Bf2 Rh7 30. Be2 Rd2 31. Bxb5 Bg7 32. a4 Rxb2+ 33. Kc1 Kf8 34. Be1 Ra2 35. Rf2 Ra1+ 36. Kd2 Bd4 37. Re2 Rd7 38. Rxe6 Bxc5+ 39. Kc3 Bd4+ 40. Kb3 Rb1+ 41. Kc2 Rb2+ 42. Kc1 Rc7 43. Kd1 Ne7 44. Rf1 Nd5 45. Bd2 Rcc2 46. Re2 Be3 47. Rff2 Nc3+ 0-1

[Event "Oberliga Nord N 0001"]
[Site "Germany"]
[Date "2001.??.??"]
[Round "?"]
[White "Doeppner, Tilo"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2180"]
[BlackElo "2255"]
[PlyCount "45"]
[EventDate "2000.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 Bg4 10. 0-0 Bxf3 11. Bxf3 cxd4 12. cxd4 Bxd4 13. Bh6 Re8 14. Rxb7 Nc6 15. Qa4 Qd6 16. Rb5 Be5 17. Rd5 Qf6 18. Be3 Rab8 19. Rc1 Nb4 20. Rd7 Bd6 21. Rxa7 Nd3 22. Rf1 Rec8 23. Be2 1/2-1/2

[Event "Oberliga Nord N 0001"]
[Site "Germany"]
[Date "2001.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Upleger, Martin"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2255"]
[BlackElo "2255"]
[PlyCount "50"]
[EventDate "2000.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nde2 Nf6 7. g3 0-0 8. Bg2 Rb8 9. a4 a6 10. 0-0 d6 11. h3 b5 12. axb5 axb5 13. Kh2 Bd7 14. Nd5 Nxd5 15. exd5 Na5 16. Ra2 b4 17. Be3 b3 18. cxb3 Nxb3 19. Nd4 Nxd4 20. Bxd4 Bxd4 21. Qxd4 Qb6 22. Qxb6 Rxb6 23. Rc1 Rb7 24. g4 Kg7 25. b4 Rxb4 1/2-1/2

[Event "Oberliga Nord N 0001"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Ballin, Andre"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "2255"]
[PlyCount "80"]
[EventDate "2000.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 0-0 6. Nge2 Re8 7. 0-0 d6 8. d4 Bb6 9. a3 a5 10. b3 Bf5 11. h3 h6 12. Bb2 Qd7 13. Kh2 exd4 14. Nxd4 Nxd4 15. exd4 Ne4 16. Nd5 Ba7 17. Rc1 c6 18. Nf4 d5 19. cxd5 cxd5 20. Nd3 Bb8 21. Nc5 Qe7 22. Re1 Bd6 23. Nxe4 dxe4 24. a4 Qg5 25. Re3 h5 26. Kg1 h4 27. g4 Bg6 28. Rc4 f5 29. gxf5 Bxf5 30. Kf1 Bf4 31. Rec3 Ra6 32. Bc1 Rg6 33. Bxf4 Qxg2+ 34. Ke1 Bxh3 35. Qe2 Rf8 36. Be3 Bg4 37. Qc2 Qg1+ 38. Kd2 Qf1 39. d5 Rgf6 40. Rxe4 Rxf2+ 0-1

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Breyther, Ruediger"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2365"]
[BlackElo "2270"]
[PlyCount "65"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Rc8 11. h4 h5 12. 0-0-0 Ne5 13. Bg5 Rc5 14. Kb1 b5 15. Rhe1 Qb6 16. Bxf6 exf6 17. Nd5 Qd8 18. f4 Nc4 19. Bxc4 bxc4 20. f5 Qa8 21. Qf4 Qb8 22. Re3 Kh7 23. g4 hxg4 24. Qxg4 Qb7 25. Rg3 Kh8 26. h5 Rb8 27. b3 g5 28. h6 Bxh6 29. Nxf6 Bc6 30. Nxc6 Qxc6 31. Qxg5 Bxg5 32. Rxg5 Rxb3+ 33. axb3 1-0

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Kalinin, Oleg"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2446"]
[BlackElo "2270"]
[PlyCount "85"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bc5 5. e3 0-0 6. a3 a5 7. Nge2 d6 8. d4 Bb6 9. h3 Bf5 10. d5 Nb8 11. g4 Bg6 12. Ng3 h6 13. h4 Na6 14. e4 Nc5 15. h5 Bh7 16. g5 Nfd7 17. gxh6 Qf6 18. hxg7 Kxg7 19. Be3 Kh8 20. Rb1 a4 21. Qf3 Nd3+ 22. Ke2 Nf4+ 23. Kf1 Rg8 24. Bh3 Nxd5 25. Qxf6+ N5xf6 26. Re1 Ba5 27. Rc1 Nb6 28. Bxb6 Bxb6 29. Nf5 Rg5 30. h6 Bd4 31. f3 Bxf5 32. Bxf5 Rag8 33. Ne2 Bc5 34. Ke1 Rg2 35. Kd2 Rf2 36. Rcf1 Rgg2 37. Rxf2 Rxf2 38. Rh3 Bd4 39. Ke1 Rg2 40. Kf1 Rf2+ 41. Ke1 Rg2 42. Kf1 Rf2+ 43. Ke1 1/2-1/2

[Event "Oberliga Nord N 0001"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Brettschneider, Stefan"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2255"]
[BlackElo "2265"]
[PlyCount "73"]
[EventDate "2000.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 e5 7. h3 exd4 8. Nxd4 Nc6 9. Be3 Bd7 10. 0-0 Re8 11. Re1 Rb8 12. a4 Nb4 13. Qd2 a5 14. Rad1 Qc8 15. g4 h5 16. g5 Nh7 17. Kh2 Qd8 18. f4 f6 19. gxf6 Qxf6 20. Nf3 Qf7 21. b3 Rf8 22. Bf1 Kh8 23. Bc4 Be6 24. Nd5 Nxd5 25. exd5 Bf5 26. Nd4 Bh6 27. Ne6 Rfe8 28. Qxa5 Bxe6 29. dxe6 Bxf4+ 30. Kg2 Qf8 31. Bd4+ Nf6 32. Rf1 Be5 33. Bxe5 dxe5 34. Qxe5 Kg7 35. Rd7+ Re7 36. Rxf6 Qxf6 37. Rxe7+ 1-0

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Ehrke, Michael"]
[Result "1/2-1/2"]
[ECO "C63"]
[WhiteElo "2270"]
[BlackElo "2242"]
[PlyCount "47"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 Nf6 6. Nxf6+ Qxf6 7. Qe2 Be7 8. Bxc6 dxc6 9. Qxe5 Bg4 10. Qxf6 Bxf6 11. 0-0 Bxf3 12. gxf3 0-0-0 13. Re1 Rhf8 14. d3 Bd4 15. Kg2 Rd6 16. Re4 Rg6+ 17. Kf1 Bc5 18. Be3 Bd6 19. f4 Rgf6 20. Re1 Kd7 21. Re2 R8f7 22. Kg2 Bxf4 23. Bxf4 Rxf4 24. Rxf4 1/2-1/2

[Event "Oberliga Nord N 0001"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Kopylov, Luba"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2255"]
[BlackElo "1683"]
[PlyCount "101"]
[EventDate "2000.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. g3 Nc6 7. Bg2 Nxd4 8. Qxd4 Bg7 9. 0-0 0-0 10. h3 Be6 11. Qd1 Qc8 12. Kh2 Qc4 13. Re1 Rac8 14. Re2 Rc5 15. a4 Rh5 16. Ra3 Ng4+ 17. Kg1 Ne5 18. g4 Nxg4 19. hxg4 Bxg4 20. f3 Be6 21. Be3 f5 22. exf5 gxf5 23. Bf2 Rf6 24. f4 Qxf4 25. Nd5 Qh2+ 26. Kf1 Rfh6 27. Bg1 Qh4 28. Rh3 Qg4 29. Rxh5 Rxh5 30. Nxe7+ Kf7 31. Qxd6 Rh6 32. Bd5 Qh3+ 33. Ke1 Qh4+ 34. Bf2 Qxe7 35. Qf4 Rg6 36. Qxf5+ Rf6 37. Bxe6+ Qxe6 38. Qh5+ Kg8 39. Rxe6 Rxe6+ 40. Kd2 Rd6+ 41. Kc1 Rf6 42. Qd5+ Rf7 43. Bxa7 Bf6 44. Bd4 Bxd4 45. Qxd4 h5 46. Qd8+ Kh7 47. Qg5 Rf1+ 48. Kd2 Rf2+ 49. Ke3 Rh2 50. Qe7+ Kg8 51. Qd8+ 1-0

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Kopylov, Michael"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2270"]
[BlackElo "2421"]
[PlyCount "80"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. f4 Bf5 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 c5 8. 0-0 Nc6 9. dxc5 dxe5 10. fxe5 Bxc5+ 11. Kh1 Ne3 12. Qxd8+ Rxd8 13. Bxe3 Bxe3 14. Na3 Bc5 15. Nb5 Rd7 16. Rad1 Rxd1 17. Rxd1 Ke7 18. c3 Rc8 19. g3 a6 20. Nbd4 Bxd4 21. cxd4 Nb4 22. a3 Nd5 23. Rd2 Rc1+ 24. Kg2 Ne3+ 25. Kf2 Nc4 26. Re2 b5 27. Ne1 Rd1 28. Nf3 f6 29. exf6+ gxf6 30. g4 Rb1 31. b4 Kf7 32. g5 Nxa3 33. Ra2 Rb3 34. h4 Rc3 35. Kg3 Nc2 36. Kg4 Nxb4 37. Rf2 Nd3 38. Ra2 f5+ 39. Kh5 Kg7 40. g6 Nf4+ 0-1

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Zaitsev, Mikhail"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "2270"]
[BlackElo "2274"]
[PlyCount "64"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 Bd7 9. Bxc6 bxc6 10. 0-0 Bb6 11. f3 Nc5 12. a4 a5 13. Nc3 0-0 14. Qe1 Qe7 15. Qg3 f6 16. f4 Rae8 17. Nf3 Ne4 18. Qe1 Bf5 19. Nd4 Bxd4 20. Bxd4 Qb4 21. Ne2 c5 22. Bc3 Nxc3 23. Nxc3 c4 24. Kh1 fxe5 25. fxe5 d4 26. Rf4 Bxc2 27. Rxf8+ Rxf8 28. e6 Bg6 29. e7 Re8 30. Qe6+ Bf7 31. Qd7 dxc3 32. Rf1 h6 0-1

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "2000.??.??"]
[Round "?"]
[White "Nogly, Christoph"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2215"]
[BlackElo "2270"]
[PlyCount "135"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. Nc3 b6 8. Ne5 Bb7 9. e4 Nbd7 10. Nxc6 Bxc6 11. exd5 Bb7 12. d6 Bxg2 13. dxe7 Qxe7 14. Kxg2 Rac8 15. b3 Rfd8 16. Qe2 Nb8 17. Rd1 Nc6 18. Be3 Rd7 19. Rd3 h6 20. Rad1 Qd8 21. Qf3 Nh7 22. R3d2 Ng5 23. Qe2 Qf6 24. h4 Nh7 25. Qf3 Ne7 26. Qxf6 Nxf6 27. f3 Rcd8 28. g4 Kh7 29. h5 Rc8 30. Bf2 g6 31. hxg6+ Kxg6 32. Bh4 Rg8 33. Rh1 Nh7 34. Re1 h5 35. d5 hxg4 36. fxg4 Ng5 37. Bxg5 Kxg5 38. Ne4+ Kg6 39. dxe6 Rxd2+ 40. Nxd2 f5 41. gxf5+ Kxf5+ 42. Kf2 Nc6 43. Nf3 Kf6 44. Re4 Rd8 45. Ke3 Rd1 46. Rf4+ Kxe6 47. Nd4+ Nxd4 48. Rxd4 Ra1 49. Rd2 Rh1 50. Kd4 Rc1 51. Rh2 Rd1+ 52. Kc3 Rd7 53. Re2+ Kd6 54. Rd2+ Kc6 55. Rxd7 Kxd7 56. b4 Ke6 57. Kd4 Kd6 58. c5+ bxc5+ 59. bxc5+ Kc6 60. Kc4 Kc7 61. Kd5 Kd7 62. c6+ Kc7 63. Kc5 Kc8 64. Kd6 Kd8 65. c7+ Kc8 66. Kc6 a5 67. a3 a4 68. Kb6 1-0

[Event "GER-chT Universities"]
[Site "Germany"]
[Date "1999.05.14"]
[Round "4"]
[White "Mach, Holger"]
[Black "Reipsch, Jens"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "2270"]
[BlackElo "2255"]
[PlyCount "59"]
[EventDate "1999.05.??"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. Be3 0-0 12. f4 Ne4 13. Nd2 Nxd2 14. Qxd2 Qe7 15. Rae1 f5 16. Nb3 Bb6 17. Kh1 a5 18. a4 Rfd8 19. Rf3 Be8 20. Qc3 Qb4 21. Bd4 Qxa4 22. e6 Bxd4 23. Nxd4 Qb4 24. Qe3 g6 25. Rg3 Qe7 26. Nxf5 Qf6 27. Nh6+ Kh8 28. f5 d4 29. Qf4 Kg7 30. Ng4 1-0

[Event "GER-chT Universities"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "1"]
[White "Kovermann, Peter"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "B32"]
[BlackElo "2270"]
[PlyCount "58"]
[EventDate "1999.05.??"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be6 7. Be3 Be7 8. Be2 Nf6 9. Nd2 0-0 10. 0-0 h6 11. Rc1 Qd7 12. f3 Ne8 13. Nc3 Bg5 14. f4 exf4 15. Bxf4 Bxf4 16. Rxf4 Ne5 17. Nd5 Rc8 18. Nf1 Bxd5 19. exd5 Qe7 20. Rc3 f5 21. Ne3 g6 22. Qd4 b6 23. Bd1 Nf6 24. Bc2 Nh5 25. Rf1 f4 26. Nd1 Qg5 27. h3 f3 28. g4 Nf4 29. Kh2 Ne2 0-1

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Christ, Ralf"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2270"]
[BlackElo "2270"]
[PlyCount "113"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 0-0 5. 0-0 d6 6. c4 c5 7. Nc3 Nc6 8. b3 cxd4 9. exd4 d5 10. c5 Ne4 11. Bb2 Bg4 12. Re1 Bxf3 13. Bxf3 Bxd4 14. Bxe4 dxe4 15. Rxe4 e5 16. Qe2 f5 17. Qc4+ Rf7 18. Re2 Qa5 19. Nb5 Qa6 20. a4 Na5 21. Qd5 Qc6 22. Qxc6 Nxc6 23. Bxd4 exd4 24. Rd1 Rd8 25. Kf1 Rfd7 26. Re6 Kf7 27. Rd6 a6 28. Rxd7+ Rxd7 29. Nd6+ Ke6 30. b4 Kd5 31. Nc8 Rd8 32. Nb6+ Ke4 33. b5 axb5 34. axb5 Nb4 35. Nc4 Kd5 36. Nd6 Rd7 37. Rc1 d3 38. Ke1 b6 39. c6 Rxd6 40. c7 Re6+ 41. Kd1 Re8 42. c8Q Rxc8 43. Rxc8 Kd4 44. Kd2 Nd5 45. g3 Nf6 46. f3 Nd5 47. Rc6 Ne3 48. Rd6+ Nd5 49. Rd7 h5 50. h4 Kc4 51. Rd6 f4 52. gxf4 Nxf4 53. Rxb6 Ng2 54. Rxg6 Nxh4 55. Rf6 Kxb5 56. Kxd3 Ng2 57. Ke4 1-0

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Cording, Harm Wilhelm"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2270"]
[BlackElo "2275"]
[PlyCount "43"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. Bc4 Bf5 7. Bd2 e6 8. Qe2 Bb4 9. Ne5 Nbd7 10. Nxd7 Nxd7 11. a3 Nf6 12. 0-0-0 Bxc3 13. Bxc3 Qc7 14. f3 0-0-0 15. Be1 Nd5 16. g4 Nf4 17. Qd2 Bg6 18. Bg3 e5 19. Qe3 f6 20. dxe5 fxe5 21. Qxa7 Qe7 22. Ba6 1-0

[Event "GER-chT Universities"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "2"]
[White "Mach, Holger"]
[Black "Guenther, Andreas"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2270"]
[BlackElo "2131"]
[PlyCount "41"]
[EventDate "1999.05.??"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. d4 Nc6 6. a3 Bd7 7. axb4 Bxb4+ 8. c3 Bf8 9. Bd3 Nge7 10. h4 Na5 11. Ng5 h6 12. Nh7 Nc4 13. Rh3 Nf5 14. Nxf8 Rxf8 15. Bxc4 dxc4 16. Nd2 Bc6 17. g4 Nxd4 18. Ba3 Nb3 19. Nxc4 Qd5 20. Qxb3 0-0-0 21. Nd6+ 1-0

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Jantzen, Hans Joerg"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2270"]
[BlackElo "2210"]
[PlyCount "137"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c3 0-0 13. Nc2 Bg5 14. a4 bxa4 15. Rxa4 Kh8 16. Be2 Bb7 17. 0-0 g6 18. Kh1 f5 19. exf5 gxf5 20. f4 Bh6 21. Nce3 Ne7 22. Bc4 Nxd5 23. Bxd5 Rb8 24. Bxb7 Rxb7 25. Rxa6 Bxf4 26. Nd5 Rxb2 27. Nxf4 exf4 28. Rxd6 Qa8 29. Qd4+ Kg8 30. Qd5+ Qxd5 31. Rxd5 Rc2 32. Rc5 Re8 33. Rxf5 Rxc3 34. R5xf4 Rc7 35. h4 Ree7 36. Kh2 Rc3 37. g3 Rc8 38. Kh3 Rb8 39. h5 Rc8 40. Kh4 Rce8 41. g4 Re1 42. Rxe1 Rxe1 43. Ra4 Re8 44. Ra7 Rb8 45. Re7 Ra8 46. Kg5 Ra5+ 47. Kf6 Ra6+ 48. Re6 Ra8 49. Rd6 Rf8+ 50. Ke7 Rf7+ 51. Ke6 Rf8 52. Rd7 Re8+ 53. Re7 Rd8 54. Kf6 Rf8+ 55. Kg5 Ra8 56. Rd7 Rb8 57. Kf6 Rf8+ 58. Ke7 Rf7+ 59. Ke6 Rf8 60. Rd5 Re8+ 61. Kf6 Ra8 62. Ke7 Kg7 63. g5 Ra7+ 64. Rd7 Ra6 65. Rd6 Ra7+ 66. Ke6 Ra8 67. Rd7+ Kg8 68. Ke7 Kg7 69. Ke6+ 1/2-1/2

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Willsch, Matthias"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2270"]
[BlackElo "2280"]
[PlyCount "80"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. Re1 0-0 9. c3 b6 10. exd5 exd5 11. Nf1 h6 12. d4 cxd4 13. Nxd4 Nxd4 14. cxd4 Be6 15. Be3 Qd7 16. Nd2 Rac8 17. Nf3 Bg4 18. Qb3 Nc6 19. Rac1 Kh7 20. Qd3 Nb4 21. Qb3 Nc6 22. Qd3 Bf5 23. Qd2 Be4 24. Ne5 Nxe5 25. dxe5 Bxg2 26. Kxg2 Bxe5 27. Bxb6 Bxb2 28. Qxb2 Rxc1 29. Rxc1 axb6 30. Qxb6 d4 31. Qc6 Rd8 32. Qxd7 Rxd7 33. Kf3 Kg7 34. Ke4 d3 35. Rd1 Ra7 36. Rd2 Ra3 37. Ke3 Kf6 38. Kd4 g5 39. h3 h5 40. Ke3 Ke5 1/2-1/2

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Nogly, Christoph"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A51"]
[WhiteElo "2215"]
[BlackElo "2270"]
[PlyCount "25"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. a3 Nc6 5. Nf3 d6 6. Qc2 d5 7. cxd5 Qxd5 8. Nc3 Nxc3 9. Qxc3 Bg4 10. Bg5 h6 11. Rd1 Qe4 12. Nd2 Qxe5 13. Qxe5+ 1/2-1/2

[Event "GER-chT Universities"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "3"]
[White "Piasecki, Christian"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "D92"]
[BlackElo "2270"]
[PlyCount "68"]
[EventDate "1999.05.??"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 c5 6. dxc5 Qa5 7. cxd5 Nxd5 8. Qxd5 Bxc3+ 9. Bd2 Be6 10. Bxc3 Qxc3+ 11. Qd2 Qxc5 12. Nd4 Bd7 13. Rc1 Qb6 14. g3 Nc6 15. Nb3 Rd8 16. Qh6 Nb4 17. Qg7 Rf8 18. Nd4 Nxa2 19. Rd1 Bc6 20. e4 f6 21. Qxf8+ Kxf8 22. Ne6+ Ke8 23. Rxd8+ Kf7 24. Rd2 Bxe4 25. Nd8+ Ke8 26. Rg1 Nb4 27. Bc4 Nc2+ 28. Kd1 Qxb2 29. Ke2 Nd4+ 30. Ke3 Qc3+ 31. Bd3 Nf3 32. Rgd1 Nxd2 33. Rxd2 Bxd3 34. Rxd3 Qxd3+ 0-1

[Event "Oberliga Nord N 9900"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Szelag, Marcin"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2408"]
[BlackElo "2270"]
[PlyCount "145"]
[EventDate "1999.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c4 b4 10. Nc2 Rb8 11. Qd3 Nf6 12. Be2 0-0 13. 0-0 Nd7 14. Nxe7+ Qxe7 15. Rd1 b3 16. axb3 Nc5 17. Qxd6 Qxd6 18. Rxd6 Nb4 19. Nxb4 Rxb4 20. Be3 Nxb3 21. Rad1 a5 22. Rb6 Rxb6 23. Bxb6 Ba6 24. Rd5 a4 25. Rxe5 f6 26. Rd5 Rc8 27. Bg4 Re8 28. Rd8 Rxd8 29. Be6+ Kf8 30. Bxd8 Nc5 31. Bd5 Nd3 32. Ba5 Nxb2 33. Bc6 Bxc4 34. Bc3 Nd3 35. Bxa4 Ke7 36. f3 g6 37. g3 Ke6 38. Kg2 Ke7 39. Bd4 Ke6 40. f4 Nc1 41. Kf3 Nb3 42. Ke3 Nxd4 43. Kxd4 Bf1 44. h4 h6 45. Be8 g5 46. Bg6 gxh4 47. gxh4 Be2 48. Bf5+ Kd6 49. Bc8 Kc7 50. Ke3 Bd1 51. Ba6 Kd6 52. Be2 Ba4 53. Kd4 Bd7 54. Bd1 Bc8 55. Bf3 Bd7 56. e5+ fxe5+ 57. fxe5+ Ke7 58. Ke4 Bc6+ 59. Kf4 Bd7 60. Be4 Kf7 61. Bf5 Ba4 62. Bg4 Bb5 63. Ke4 Bc6+ 64. Kd4 Ke7 65. Bh3 Ba4 66. Bc8 Kd8 67. Bg4 Ke7 68. Kc5 Bb3 69. Bh3 Ba4 70. Kd5 Bc2 71. e6 Bb3+ 72. Ke5 Ba2 73. Bg4 1/2-1/2

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Wendt, Jan Dietrich"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "A51"]
[WhiteElo "2295"]
[BlackElo "2270"]
[PlyCount "89"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. a3 Nc6 5. Nf3 d6 6. Qd5 Nc5 7. Bg5 Be7 8. exd6 cxd6 9. Bxe7 Qxe7 10. Qd1 Bf5 11. e3 Ne5 12. Nc3 Ned3+ 13. Bxd3 Nxd3+ 14. Kf1 0-0 15. Nd4 Bg6 16. b3 Rae8 17. Nd5 Qh4 18. Qf3 Nc5 19. Qf4 Qd8 20. h3 Re4 21. Qg3 Ree8 22. Kg1 a6 23. Kh2 h5 24. Rhd1 h4 25. Qf4 Re4 26. Qf3 Ne6 27. Qe2 Re8 28. Nxe6 R8xe6 29. Qb2 Bh5 30. Rd4 Qg5 31. Rxe4 Rxe4 32. Qc3 Qf5 33. Nf4 Re5 34. Qd2 Bg6 35. Qxd6 Re4 36. Qd8+ Kh7 37. Qxh4+ Kg8 38. Rd1 Re8 39. Nxg6 Qxg6 40. Qd4 Re4 41. Qd3 Qe6 42. c5 Re5 43. b4 Rf5 44. Qd8+ Kh7 45. Qh4+ 1-0

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1999.??.??"]
[Round "?"]
[White "Weyrich, Morten"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2345"]
[BlackElo "2270"]
[PlyCount "79"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bg4 5. d4 e6 6. Ne5 Bf5 7. c4 Bd6 8. Nc3 0-0 9. Re1 Nbd7 10. Bf4 Bxe5 11. dxe5 Ng4 12. cxd5 exd5 13. e4 dxe4 14. Bxe4 Qb6 15. Qe2 Be6 16. Bf3 Bc4 17. Qc2 Be6 18. h3 Bf5 19. Qd2 Ndxe5 20. Bxe5 Rad8 21. Nd5 Nxe5 22. Rxe5 Bxh3 23. Ne7+ Kh8 24. Qc2 h6 25. Rae1 Qb4 26. R5e2 Be6 27. Nf5 Bxa2 28. b3 Qxb3 29. Qe4 Qc4 30. Qe5 f6 31. Qe7 Qf7 32. Rxa2 Rde8 33. Rae2 Rxe7 34. Rxe7 Qb3 35. Bh5 a5 36. Bg6 a4 37. Rxg7 Qg8 38. Ree7 Re8 39. Rxg8+ Kxg8 40. Rg7+ 1-0

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Hold, Andre"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2225"]
[BlackElo "2270"]
[PlyCount "68"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 0-0 5. e3 Nc6 6. Nge2 Re8 7. a3 a5 8. 0-0 d6 9. Qc2 Bg4 10. h3 Bh5 11. f4 Nd4 12. Nxd4 exd4 13. Nd5 Nxd5 14. cxd5 f6 15. Qd3 Qd7 16. Kh2 f5 17. Rb1 Re7 18. b4 axb4 19. axb4 Bb6 20. Re1 Qe8 21. Rb3 Ra2 22. e4 Bg6 23. Qb1 Ra8 24. d3 Bf7 25. Bd2 c6 26. exf5 Bxd5 27. Bxd5+ cxd5 28. Rb2 Ra3 29. Rxe7 Qxe7 30. Be1 Qf7 31. Ra2 Rxa2+ 32. Qxa2 h5 33. Qa8+ Kh7 34. Qc8 Qe7 1/2-1/2

[Event "Oberliga Nord N 9798"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Luethke, Hans Eckart"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2300"]
[BlackElo "2300"]
[PlyCount "98"]
[EventDate "1997.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 Qxd6 8. d4 cxd4 9. cxd4 Be6 10. Nc3 Bxb3 11. Qxb3 e6 12. 0-0 Be7 13. Nb5 Qb8 14. g3 0-0 15. Bf4 Qd8 16. Rfd1 Qd5 17. Qxd5 Nxd5 18. Bd6 Rfd8 19. Bxe7 Ncxe7 20. Nc3 Rac8 21. Kf1 h6 22. Rd2 Nb4 23. Rad1 Nbd5 24. Nxd5 Nxd5 25. h4 Rc7 26. Ne5 Rdc8 27. Ng4 Rc1 28. Ke2 Rxd1 29. Kxd1 Kf8 30. Ne3 Rd8 31. Nxd5 Rxd5 32. Ke2 Ke7 33. Ke3 Kd7 34. Rc2 Ra5 35. a3 Ra6 36. Rc5 Rc6 37. Rc3 Kd6 38. Kd3 Rb6 39. b4 Rc6 40. Rc5 b6 41. Rxc6+ Kxc6 42. Kc3 b5 43. f3 g5 44. hxg5 hxg5 45. Kd2 Kd5 46. Kc3 g4 47. fxg4 Ke4 48. g5 Ke3 49. a4 a6 0-1

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Jaeckle, Marco"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2270"]
[BlackElo "2270"]
[PlyCount "81"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 e5 4. dxe5 d4 5. Nd5 Nge7 6. Nxe7 Qxe7 7. Nf3 Bg4 8. Be2 Bxf3 9. Bxf3 0-0-0 10. 0-0 h5 11. Bxh5 Qxe5 12. Bg4+ Kb8 13. h3 Qxe4 14. Qe2 Qg6 15. Bf4 d3 16. cxd3 f5 17. Bf3 Nd4 18. Qd1 Rxh3 19. g3 Bd6 20. Bg2 Rhh8 21. Be3 Qh7 22. Re1 c5 23. b4 f4 24. gxf4 g5 25. bxc5 Bxc5 26. Rb1 Rd7 27. fxg5 Qf5 28. Qa4 Qg4 29. Bxd4 Bxd4 30. Re4 Bxf2+ 31. Kxf2 Rf7+ 32. Kg1 Qc8 33. Reb4 Qc5+ 34. d4 Qd6 35. Rxb7+ Rxb7 36. Rxb7+ Kc8 37. Qc6+ Qxc6 38. Bxc6 Rg8 39. Rxa7 Rxg5+ 40. Kf2 Kb8 41. Ra3 1-0

[Event "Oberliga Nord N 9798"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Krause, Ullrich"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2300"]
[BlackElo "2275"]
[PlyCount "31"]
[EventDate "1997.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. c3 a5 6. Be2 e5 7. 0-0 Bc5 8. Qc2 0-0 9. Re1 Re8 10. h3 h6 11. Bf1 Be6 12. exd5 Bxd5 13. Ne4 Bb6 14. Be3 Bxe3 15. Rxe3 Qe7 16. a3 1/2-1/2

[Event "Oberliga Nord N 9899"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Prosch, Carsten"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2270"]
[BlackElo "2090"]
[PlyCount "99"]
[EventDate "1998.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 Ne7 7. Be3 h5 8. Nf4 hxg4 9. Nxg6 Nxg6 10. Qxg4 Nh4 11. Bd3 g6 12. 0-0-0 Be7 13. Ne2 Nd7 14. Kb1 Qc7 15. c4 dxc4 16. Bxc4 0-0-0 17. Ng3 Nb6 18. Bb3 a5 19. d5 Nf5 20. d6 Nxe3 21. fxe3 Bxd6 22. exd6 Rxd6 23. Rxd6 Qxd6 24. Ne4 Qe5 25. Qf4 Qxf4 26. exf4 Kd7 27. h4 Nd5 28. Bxd5 exd5 29. Nc5+ Kc7 30. Kc2 b6 31. Nd3 Kd6 32. Ne5 Rh7 33. Nf3 Rh5 34. Kd3 c5 35. Rg1 Rh8 36. Re1 Rh5 37. Re8 Rf5 38. Ke3 Rf6 39. Ng5 Kd7 40. Re5 Kd6 41. a4 d4+ 42. Kf3 Kd7 43. Ke4 Kd6 44. Nf3 Kd7 45. Ng5 Kd6 46. Nh7 Re6 47. Rxe6+ Kxe6 48. Ng5+ Kf6 49. Nf3 Ke6 50. Ne5 1-0

[Event "Oberliga Nord N 9798"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Sislian, Hanno"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2300"]
[BlackElo "2180"]
[PlyCount "77"]
[EventDate "1997.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. f4 dxe5 5. fxe5 c5 6. Nf3 cxd4 7. Qxd4 Nc6 8. Qe4 e6 9. a3 Bd7 10. Bd3 Qb6 11. c4 Nde7 12. b4 Ng6 13. c5 Qc7 14. Bb2 a6 15. Nbd2 b6 16. cxb6 Qxb6 17. Nc4 Qa7 18. Rc1 Be7 19. h4 h5 20. Ng5 Bxg5 21. hxg5 Nce7 22. Nd6+ Kf8 23. Bd4 Qb8 24. 0-0 Nf5 25. Bc5 Kg8 26. Qe1 Nge7 27. Qf2 g6 28. Ne4 Be8 29. Bxe7 Nxe7 30. Nf6+ Kg7 31. Nxe8+ Qxe8 32. Qf6+ Kg8 33. Be4 Rd8 34. Rc7 Nf5 35. Bxf5 exf5 36. e6 Qxe6 37. Qxd8+ Kh7 38. Qd4 Re8 39. Rd1 1-0

[Event "Oberliga Nord N 9798"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Nogly, Christoph"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "D97"]
[WhiteElo "2220"]
[BlackElo "2300"]
[PlyCount "119"]
[EventDate "1997.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. Bf4 c6 7. Nf3 0-0 8. e4 b5 9. Qb3 Qa5 10. Bd3 b4 11. Na4 Be6 12. Qd1 Bg4 13. Nc5 Nbd7 14. Nb3 Qd8 15. Rc1 Nh5 16. Be3 e5 17. Be2 exd4 18. Nfxd4 Bxe2 19. Qxe2 c5 20. Nf3 Re8 21. Nxc5 Nxc5 22. Rxc5 Rxe4 23. Qc2 Re8 24. 0-0 h6 25. Rd1 Qf6 26. b3 Rad8 27. Rc4 a5 28. h3 Rxd1+ 29. Qxd1 Rd8 30. Qc2 Kh7 31. Rc7 Rd5 32. Qc4 Qd6 33. g4 Nf6 34. Bf4 Qe6 35. Kg2 Ne8 36. Rc6 Qd7 37. Rc5 Nf6 38. Ne5 Qb7 39. Rc7 Qa8 40. Rc8 Qb7 41. Rc7 Qa8 42. Qc6 Qxc6 43. Nxc6 h5 44. Rxf7 hxg4 45. hxg4 Nxg4 46. Ra7 g5 47. Bg3 Rc5 48. Nd4 Rc8 49. Ne6 Rg8 50. Nxg5+ Kg6 51. Rxa5 Rc8 52. Ne4 Nh6 53. Ra6+ Kh7 54. Nf6+ Bxf6 55. Rxf6 Ra8 56. Rb6 Rxa2 57. Rxb4 Nf5 58. Kf3 Rb2 59. Kg4 Nxg3 60. fxg3 1-0

[Event "Oberliga Nord N 9798"]
[Site "Germany"]
[Date "1998.??.??"]
[Round "?"]
[White "Sell, Achim"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2300"]
[BlackElo "2300"]
[PlyCount "87"]
[EventDate "1997.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. e3 c5 5. Nc3 e6 6. dxc5 Bxc5 7. Qg4 Nc6 8. 0-0-0 Bd7 9. Bd3 Qe7 10. Nge2 0-0-0 11. Qh4 Ne5 12. Nf4 Bc6 13. Nce2 Rdg8 14. Ng3 Ng4 15. Ngh5 f5 16. Qxe7 Bxe7 17. Rd2 Kb8 18. h3 Ne5 19. Rhd1 Rc8 20. Be2 Rhg8 21. Kb1 Rc7 22. Rc1 Bd7 23. Rg1 b5 24. Rdd1 Rgc8 25. Nd3 Nc6 26. g4 fxg4 27. Rxg4 e5 28. Rg7 Bxh3 29. Rxh7 Be6 30. Ng7 Bd6 31. Rdh1 Nd8 32. Ne1 a6 33. Nxe6 Nxe6 34. Bg4 Rf8 35. Rh8 Rxh8 36. Rxh8+ Ka7 37. Bxe6 fxe6 38. Re8 Re7 39. Rxe7+ Bxe7 40. Nf3 Bf6 41. Nh2 Kb7 42. Kc1 Kc6 43. Kd2 Kd6 44. c3 1/2-1/2

[Event "Wichern op 4th"]
[Site "Hamburg"]
[Date "1997.??.??"]
[Round "9"]
[White "Bartels, Holger"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2150"]
[BlackElo "2300"]
[PlyCount "78"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. Bc4 Be7 7. N5c3 Nf6 8. Bg5 Be6 9. Bb3 0-0 10. Bxf6 Bxf6 11. 0-0 g6 12. Nd5 Bg7 13. Nd2 Nd4 14. c3 Nxb3 15. Nxb3 f5 16. Qd3 Qd7 17. f3 Kh8 18. Rad1 Rad8 19. Nd2 Qf7 20. c4 Rd7 21. Nb1 h5 22. Nbc3 f4 23. Qe2 g5 24. Qf2 b6 25. Rd3 Rg8 26. Rfd1 g4 27. Kh1 Bh6 28. Ne2 Qg6 29. b3 Bf8 30. Ndc3 Rdg7 31. Rg1 g3 32. hxg3 fxg3 33. Qe3 Qf6 34. Rgd1 d5 35. Na4 dxc4 36. Rd8 cxb3 37. axb3 Rc7 38. R1d2 b5 39. Nac3 Bc5 0-1

[Event "Wichern op 4th"]
[Site "Hamburg"]
[Date "1997.??.??"]
[Round "1"]
[White "Cattus, Nico"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2115"]
[BlackElo "2300"]
[PlyCount "121"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be6 7. N1c3 a6 8. Na3 Rc8 9. Be3 Nf6 10. Be2 Be7 11. 0-0 0-0 12. f3 Ne8 13. Qd2 h6 14. Rfd1 Bg5 15. Nc2 Na5 16. b3 b5 17. Rac1 bxc4 18. b4 Nc6 19. Nd5 Bxd5 20. exd5 Bxe3+ 21. Nxe3 Nd4 22. Rxc4 Nf6 23. Rdc1 Rxc4 24. Bxc4 Qb6 25. Kh1 Rc8 26. Bd3 Rxc1+ 27. Qxc1 g6 28. a3 Kg7 29. Qf1 Nb5 30. Nc4 Qc7 31. Be4 Nd7 32. g4 Nf6 33. Qd3 Qd8 34. Kg2 Nh7 35. Ne3 Qh4 36. Nc2 Ng5 37. a4 Nh3 38. Qd2 Nf4+ 39. Kh1 Nc7 40. Ne3 h5 41. Kg1 Nh3+ 42. Kf1 hxg4 43. fxg4 Qg5 44. Ke1 Qf4 45. Bg2 Qxh2 46. Nf1 Qf4 47. Bxh3 Qf3 48. Bg2 Qxg4 49. Ne3 Qh4+ 50. Kf1 Ne8 51. Ke2 Nf6 52. Kd1 Ne4 53. Bxe4 Qxe4 54. Ke2 f5 55. Qd3 Qxb4 56. Qxa6 f4 57. Qb5 Qe4 58. Qd7+ Kh6 59. Qh3+ Kg7 60. Qd7+ Kh6 61. Qh3+ 1/2-1/2

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Christ, Ralf"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2250"]
[BlackElo "2295"]
[PlyCount "85"]
[EventDate "1996.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c3 Nf6 10. Nxf6+ Bxf6 11. Nc2 0-0 12. a4 bxa4 13. Rxa4 Bb7 14. Ne3 Bg5 15. Bc4 Bxe3 16. Bxe3 Ne7 17. Qd3 Qd7 18. Rb4 a5 19. Rb6 Bc6 20. 0-0 h6 21. Rd1 Rfd8 22. Bb5 Rac8 23. Bxc6 Rxc6 24. Rb5 d5 25. exd5 Rg6 26. c4 Qg4 27. Qf1 Nf5 28. f3 Qh5 29. Bf2 Qxf3 30. Bg3 Qe3+ 31. Qf2 Qe4 32. b3 Nxg3 33. hxg3 Rf6 34. Qe1 Qg4 35. Rd3 e4 36. Re3 Re8 37. Rxa5 Rb6 38. Ra2 Reb8 39. Rb2 Qg5 40. Qe2 Ra8 41. Rb1 Rba6 42. Qe1 f5 43. Re2 1/2-1/2

[Event "Leipzig VfB op 04th"]
[Site "Leipzig"]
[Date "1997.??.??"]
[Round "3"]
[White "Geiling, Christian"]
[Black "Mach, Holger"]
[Result "0-1"]
[ECO "D92"]
[BlackElo "2280"]
[PlyCount "88"]
[EventDate "1997.03.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 c5 6. dxc5 Qa5 7. cxd5 Nxd5 8. Qxd5 Bxc3+ 9. Bd2 Be6 10. Qd3 Bxd2+ 11. Qxd2 Qxc5 12. Qd4 Qxd4 13. Nxd4 Bd5 14. f3 Nc6 15. Nxc6 Bxc6 16. e4 0-0-0 17. Bc4 e6 18. Ke2 g5 19. Rad1 h5 20. Ke3 Kc7 21. h4 Rhg8 22. Rxd8 Kxd8 23. hxg5 Rxg5 24. Kf2 Ke7 25. g3 Bb5 26. Bxb5 Rxb5 27. b3 Rc5 28. Re1 Kd6 29. f4 Rc3 30. Re3 Rc1 31. Re1 Rxe1 32. Kxe1 Kc5 33. Kf2 Kb4 34. e5 Ka3 35. g4 hxg4 36. Kg3 Kxa2 37. Kxg4 Kxb3 38. Kg5 a5 39. Kf6 a4 40. Kxf7 a3 41. f5 a2 42. Kxe6 a1Q 43. f6 Qd4 44. Kf5 Qd7+ 0-1

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Hohmeyer, Patrick"]
[Black "Mach, Holger"]
[Result "1/2-1/2"]
[ECO "B47"]
[BlackElo "2295"]
[PlyCount "120"]
[EventDate "1996.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 Nf6 7. Bg2 Be7 8. Ndb5 Qb8 9. Bf4 e5 10. Bg5 0-0 11. Bxf6 Bxf6 12. Nd5 Bd8 13. c3 a6 14. Na3 d6 15. Nc2 Be6 16. Nce3 Ne7 17. 0-0 Qa7 18. Qd2 Rc8 19. Rfd1 Nxd5 20. Nxd5 Rc5 21. Ne3 Bg5 22. h4 Bxe3 23. Qxe3 Qb6 24. b3 Qc7 25. c4 b5 26. cxb5 axb5 27. Bf1 h6 28. Rac1 Ra8 29. Bxb5 Rxa2 30. Rxc5 Qxc5 31. Qxc5 dxc5 32. Rc1 Bxb3 33. Rxc5 Ra5 34. Rc8+ Kh7 35. Bd7 Bd1 36. Bf5+ g6 37. Bh3 Ra1 38. Kg2 Ra3 39. Kg1 Ra1 40. Kg2 Ra3 41. Kg1 Kg7 42. Rc1 Be2 43. Bg2 g5 44. hxg5 hxg5 45. Rc2 Ra1+ 46. Kh2 Re1 47. Rc3 Ba6 48. Rc5 f6 49. Rc3 g4 50. Ra3 Bb5 51. Ra7+ Kg6 52. Ra8 Be2 53. Ra3 Rd1 54. Rc3 Rd4 55. Re3 Bd1 56. Kg1 Kf7 57. Kf1 Ke6 58. Rc3 Ba4 59. Kg1 Kd6 60. Kh2 Bb5 1/2-1/2

[Event "Oberliga Nord N 9798"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Homuth, Wolfgang"]
[Black "Mach, Holger"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2185"]
[BlackElo "2300"]
[PlyCount "121"]
[EventDate "1997.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Be7 9. c4 b4 10. Nc2 Rb8 11. Be2 Nf6 12. Nxe7 Nxe7 13. Qd3 h6 14. f3 0-0 15. Be3 Qc7 16. 0-0 a5 17. b3 Ne8 18. g4 Ng6 19. Qd2 Nf6 20. Rfd1 Rd8 21. h3 Be6 22. Ne1 Qd7 23. Ng2 Nh7 24. Qe1 Ngf8 25. Qg3 g5 26. Qf2 Qc7 27. Rac1 Ng6 28. Qf1 Nhf8 29. h4 Qe7 30. hxg5 hxg5 31. Qe1 f6 32. Kf2 Nd7 33. Qh1 Kg7 34. Qe1 Nc5 35. Bd3 Rh8 36. Qe2 Rh2 37. Rh1 Rbh8 38. Rxh2 Rxh2 39. Kg3 Rh7 40. Bc2 Qf8 41. Qd2 Kg8 42. Rd1 Nb7 43. Qe2 Qh6 44. c5 dxc5 45. Qa6 Qh2+ 46. Kf2 Re7 47. Bd3 Nf4 48. Bxf4 gxf4 49. Bc4 Bxc4 50. Qxc4+ Kf8 51. Qa6 Kg7 52. Rd3 Kg6 53. Qc4 Kg7 54. Qd5 Qh8 55. Qc6 Kf7 56. Rd7 Qb8 57. Nh4 Nd8 58. Rxe7+ Kxe7 59. Nf5+ Kf8 60. Qxf6+ Nf7 61. Qg7+ 1-0

[Event "Wichern op 4th"]
[Site "Hamburg"]
[Date "1997.??.??"]
[Round "8"]
[White "Mach, Holger"]
[Black "Bahlo, Jens"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2300"]
[BlackElo "2020"]
[PlyCount "191"]
[EventDate "1997.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3 cxd4 6. exd4 Nbd7 7. 0-0 Be7 8. Nbd2 b6 9. Bb2 Bb7 10. Ne5 0-0 11. Qe2 Nxe5 12. dxe5 Nd7 13. f4 Nc5 14. Rf3 Nxd3 15. Qxd3 f5 16. exf6 Bxf6 17. Bxf6 Qxf6 18. Re1 Rac8 19. Re5 Rc7 20. Rf2 Rfc8 21. Nf3 Qxf4 22. Rxe6 Rf7 23. Ree2 Qc1+ 24. Rf1 Qa3 25. Rfe1 Qc5+ 26. Kh1 Rcf8 27. h3 d4 28. Ne5 Rf1+ 29. Rxf1 Rxf1+ 30. Kh2 Qd6 31. c3 Qd5 32. cxd4 Re1 33. Rd2 Rd1 34. Qe2 Rxd2 35. Qxd2 Qe4 36. Qf2 Qd5 37. Qf3 Qxf3 38. gxf3 Kf8 39. Kg3 Ke7 40. h4 Ke6 41. Kf4 Bd5 42. Nc4 Bc6 43. Ne3 Bb7 44. Nf5 g6 45. Ng3 Kd5 46. Ke3 Ke6 47. Ne4 h6 48. Nf2 Kf5 49. Ne4 Ke6 50. Nc3 Bc6 51. Kf4 Kd6 52. Ne4+ Ke6 53. Nf2 Bb7 54. Ng4 g5+ 55. hxg5 hxg5+ 56. Ke3 Kf5 57. Nf2 Bd5 58. Ne4 Be6 59. Nd6+ Kf6 60. Nb5 a5 61. Nc3 Kf5 62. Na4 b5 63. Nb6 Bf7 64. Na8 Be8 65. Nc7 Bd7 66. Na6 Be6 67. Nc5 Bc8 68. Ne4 Bd7 69. Nd6+ Ke6 70. Nb7 Kd5 71. Nc5 Bc8 72. Ne4 Bf5 73. Nxg5 Bb1 74. Ne4 b4 75. Nd2 Bc2 76. Nc4 Bb1 77. Nxa5 Bxa2 78. f4 Ke6 79. Kd3 Kd5 80. Ke3 Ke6 81. Nb7 Kd5 82. Nc5 Bb1 83. Na6 Bf5 84. Nxb4+ Kd6 85. Kd2 Be4 86. Kc3 Bf5 87. Kc4 Bd7 88. d5 Bg4 89. Na2 Be2+ 90. Kd4 Bg4 91. Nc3 Bd7 92. Ne4+ Kc7 93. Kc5 Bf5 94. Nd6 Bc2 95. b4 Ba4 96. f5 1-0

[Event "Oberliga Nord N 9697"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "?"]
[White "Mach, Holger"]
[Black "Cording, Harm Wilhelm"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2295"]
[BlackElo "2310"]
[PlyCount "45"]
[EventDate "1996.10.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 d6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 a6 7. Na3 b5 8. Nd5 Nge7 9. c4 Nd4 10. Be3 Nxd5 11. cxd5 Be7 12. Bd3 0-0 13. 0-0 Bd7 14. Nc2 Nxc2 15. Qxc2 Bg5 16. Qd2 Bxe3 17. Qxe3 Qc7 18. Rac1 Qb7 19. Rc2 Rfc8 20. Rfc1 Rxc2 21. Rxc2 Kf8 22. Qc1 Rc8 23. Rxc8+ 1/2-1/2

[Event "Leipzig VfB op 04th"]
[Site "Leipzig"]
[Date "1997.??.??"]
[Round "5"]
[White "Mach, Holger"]
[Black "Dobosz, Henryk"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2280"]
[BlackElo "2385"]
[PlyCount "52"]
[EventDate "1997.03.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. g3 Bd6 5. f4 Ne7 6. e5 Bc7 7. Ngf3 Nbc6 8. c3 b5 9. a4 bxa4 10. Qxa4 Bb6 11. b4 cxb4 12. cxb4 a5 13. Ba3 Bb7 14. b5 Nb4 15. Rb1 0-0 16. d4 Nf5 17. Bxb4 axb4 18. Qxb4 Ba5 19. Qb2 Rc8 20. Bd3 Bc3 21. Qb3 Nxd4 22. Nxd4 Bxd4 23. Bxh7+ Kh8 24. Bc2 Rc3 25. Qb4 Qc8 26. Qxd4 Rxc2 1/2-1/2

