[Event "Bad Wildbad op"]
[White "Strohhaeker, Raoul"]
[Black "Mattern, Jochen"]
[Site "Bad Wildbad"]
[Round "9"]
[Result "1-0"]
[Date "2004.11.06"]
[ECO "B91"]
[WhiteElo "2164"]
[PlyCount "81"]
[EventDate "2004.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 g6 7. Bg2 Bg7 8. 0-0 0-0 9. Re1 Qc7 10. a4 Nc6 11. Nb3 Be6 12. Nd5 Bxd5 13. exd5 Ne5 14. a5 Rac8 15. c3 Rfe8 16. Ra2 Qc4 17. Bg5 Qd3 18. Qxd3 Nxd3 19. Re3 Nc5 20. Nxc5 Rxc5 21. Rd3 e5 22. b4 Rc4 23. Rc2 h6 24. Be3 Ng4 25. f3 Nxe3 26. Rxe3 f5 27. Bf1 Rc7 28. c4 Rec8 29. Kg2 Kf7 30. Re1 Kf6 31. Bd3 Bf8 32. Rec1 Be7 33. b5 axb5 34. cxb5 Rxc2+ 35. Rxc2 Rxc2+ 36. Bxc2 Bd8 37. b6 g5 38. Ba4 e4 39. fxe4 fxe4 40. Kf2 Ke5 41. Bc6 1-0

[Event "Bad Wildbad op"]
[White "Mattern, Jochen"]
[Black "Steinmacher, Josef"]
[Site "Bad Wildbad"]
[Round "6"]
[Result "0-1"]
[Date "2004.11.03"]
[ECO "B12"]
[BlackElo "2096"]
[PlyCount "98"]
[EventDate "2004.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. f4 Qa5+ 7. c3 Qa6 8. Qxa6 Nxa6 9. Nf3 c5 10. 0-0 Ne7 11. Be3 Nf5 12. Bd2 h5 13. Na3 Be7 14. Nb5 Kd7 15. Rac1 c4 16. g3 Nb8 17. Kg2 Nc6 18. h3 Rh6 19. g4 hxg4 20. hxg4 Nh4+ 21. Nxh4 Rxh4 22. g5 Rah8 23. Rh1 a6 24. Na3 Bxa3 25. bxa3 Rxh1 26. Rxh1 Rxh1 27. Kxh1 Ne7 28. Kg2 Kc6 29. Kf3 g6 30. Bc1 Kb5 31. Ke3 Ka4 32. Kf3 a5 33. Ke2 Nf5 34. Kd1 Ne7 35. Ke2 Nc6 36. Kf3 Na7 37. Bb2 Nc6 38. Ke2 Ne7 39. Bc1 Nc6 40. Kd1 Na7 41. Kc2 Nb5 42. Bb2 Nxa3+ 43. Kd1 Nb5 44. Kc2 Na7 45. Kd2 b5 46. a3 Kb3 47. Kc1 b4 48. axb4 axb4 49. cxb4 Nb5 0-1

[Event "Bad Wildbad op"]
[White "Van Asseldonk, Paul"]
[Black "Mattern, Jochen"]
[Site "Bad Wildbad"]
[Round "5"]
[Result "1-0"]
[Date "2004.11.02"]
[ECO "B93"]
[WhiteElo "2057"]
[PlyCount "61"]
[EventDate "2004.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bd3 Be7 9. 0-0 0-0 10. a4 Re8 11. Kh1 Bf8 12. Ng5 h6 13. Bc4 hxg5 14. fxg5 Be7 15. Qf3 Rf8 16. gxf6 Nxf6 17. Nd5 Be6 18. Nxf6+ Bxf6 19. Bxe6 fxe6 20. Qg4 Qe7 21. b3 Rac8 22. c4 d5 23. Ba3 Qf7 24. Bxf8 Rxf8 25. Rf3 Qe7 26. Raf1 dxe4 27. Qxe4 Rd8 28. Qg6 Kh8 29. g4 e4 30. Rh3+ Bh4 31. g5 1-0

[Event "Bad Wildbad op"]
[White "Mattern, Jochen"]
[Black "Grosshans, Gerhard"]
[Site "Bad Wildbad"]
[Round "2"]
[Result "1-0"]
[Date "2004.10.31"]
[ECO "C79"]
[PlyCount "47"]
[EventDate "2004.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bd7 5. c3 Nf6 6. Re1 a6 7. Ba4 g6 8. d4 exd4 9. cxd4 Bg7 10. Nc3 0-0 11. Bg5 Qc8 12. h3 Re8 13. Qd2 b5 14. Bc2 Qb7 15. e5 dxe5 16. dxe5 Nh5 17. Qxd7 Nb4 18. Bb3 Kh8 19. a3 f6 20. exf6 Rxe1+ 21. Rxe1 Bxf6 22. axb4 Bxg5 23. Nxg5 Qb6 24. Qxh7# 1-0

[Event "Ruhrgebiet VK2 0304"]
[White "Krause, Dieter"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "9.7"]
[Result "1/2-1/2"]
[Date "2004.04.25"]
[ECO "E60"]
[WhiteElo "1906"]
[BlackElo "1768"]
[PlyCount "63"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Eving SV Rochade"]
[BlackTeam "Erkenschwick II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. g3 Nf6 2. Bg2 g6 3. b3 Bg7 4. Bb2 0-0 5. Nf3 d6 6. d4 c5 7. 0-0 Nc6 8. c4 cxd4 9. Nxd4 Bd7 10. Nc3 Nxd4 11. Qxd4 Ng4 12. Qd2 Bc6 13. Nd5 Bxb2 14. Qxb2 e6 15. Nf4 Bxg2 16. Kxg2 Qf6 17. Qxf6 Nxf6 18. f3 Rfd8 19. e4 g5 20. Ne2 d5 21. exd5 exd5 22. Rfd1 dxc4 23. bxc4 Rac8 24. Rxd8+ Rxd8 25. Kf2 Kf8 26. Ke3 g4 27. f4 Re8+ 28. Kd3 Nd7 29. Nc3 Nc5+ 30. Kd4 b6 31. Rb1 f5 32. Rb2 1/2-1/2

[Event "Ruhrgebiet VK2 0304"]
[White "Kersebaum, Bernd"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "8.8"]
[Result "1-0"]
[Date "2004.03.28"]
[ECO "A58"]
[WhiteElo "1589"]
[BlackElo "1768"]
[PlyCount "57"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Hamm 1911"]
[BlackTeam "Erkenschwick II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 Qa5+ 7. Nc3 Ba6 8. Bd2 Qc7 9. g3 d6 10. Bg2 g6 11. Nh3 Bg7 12. Nf4 0-0 13. 0-0 Nbd7 14. Re1 Rfb8 15. Qc2 Ne5 16. b3 c4 17. Rab1 cxb3 18. axb3 Rc8 19. Rec1 Bb7 20. Bh3 Nfg4 21. Nd3 Qb6 22. Be1 Rxc3 23. Bxc3 Bxd5 24. Be1 Qd4 25. Nxe5 Nxe5 26. Bg2 Bxg2 27. Kxg2 Ng4 28. Rd1 Qb6 29. Qe4 1-0

[Event "Ruhrgebiet VK2 0304"]
[White "Mattern, Jochen"]
[Black "Kraus, Tanja"]
[Site "Ruhrgebiet"]
[Round "6.8"]
[Result "1/2-1/2"]
[Date "2004.02.08"]
[ECO "B22"]
[WhiteElo "1768"]
[BlackElo "1741"]
[PlyCount "81"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick II"]
[BlackTeam "Wattenscheid IV"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. d4 d6 7. cxd6 cxd6 8. Nf3 Nb6 9. Bb5+ Bd7 10. Qe2 Bxb5 11. Qxb5+ Qd7 12. Qb3 Nc6 13. 0-0 Be7 14. Nc3 0-0 15. Bf4 Rac8 16. Rad1 Na5 17. Qc2 Nd5 18. Bg3 Qc6 19. Rc1 f6 20. Qe2 dxe5 21. dxe5 Qc4 22. Qxc4 Rxc4 23. Nxd5 exd5 24. b3 Rcc8 25. e6 Ba3 26. Rcd1 Rfe8 27. Rxd5 Nc6 28. Rd7 Rxe6 29. Rxb7 Re7 30. Rxe7 Nxe7 31. Nd2 Rc2 32. Nc4 Bc5 33. a4 Nf5 34. Bf4 Nd4 35. g3 Nxb3 36. Ne3 Ra2 37. Rb1 Nd4 38. Rb8+ Kf7 39. Nd5 Ne6 40. Be3 Rxa4 41. Nf4 1/2-1/2

[Event "Ruhrgebiet VK2 0304"]
[White "Weinert, Olaf"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "5.8"]
[Result "0-1"]
[Date "2004.01.11"]
[ECO "B26"]
[WhiteElo "1815"]
[BlackElo "1768"]
[PlyCount "44"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Ruettenscheid Rochade"]
[BlackTeam "Erkenschwick II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 e6 7. Qd2 Nge7 8. Bh6 0-0 9. h4 f5 10. h5 Rf7 11. hxg6 Nxg6 12. Bxg7 Rxg7 13. 0-0-0 Nd4 14. Nf3 Qa5 15. Ng5 f4 16. Rh6 e5 17. Rdh1 Nf8 18. gxf4 exf4 19. Nxh7 Nxh7 20. Rxh7 Rxh7 21. Qxf4 Rxh1+ 22. Bxh1 Ne2+ 0-1

[Event "Ruhrgebiet VK2 0304"]
[White "Mattern, Jochen"]
[Black "Ozerov, Ilja"]
[Site "Ruhrgebiet"]
[Round "4.8"]
[Result "0-1"]
[Date "2003.12.07"]
[ECO "C18"]
[WhiteElo "1768"]
[BlackElo "1860"]
[PlyCount "82"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick II"]
[BlackTeam "Muelheim Nord III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Ne7 6. e5 c5 7. Qg4 0-0 8. Bd3 f5 9. exf6 Rxf6 10. Nf3 e5 11. Bxh7+ Kxh7 12. Qh5+ Kg8 13. Bg5 Rf8 14. 0-0 Qe8 15. Qh4 Nf5 16. Qg4 Ne3 17. Qh4 Nf5 18. Qg4 Nxd4 19. Qh4 Nxf3+ 20. gxf3 Qf7 21. f4 exf4 22. Rfe1 Qf5 23. f3 Nc6 24. Re2 Ne5 25. Kg2 Nc4 26. Rg1 Ne3+ 27. Kh1 Qh3 28. Qf2 b6 29. Bxf4 Rxf4 30. Rxe3 Ba6 31. Re7 Rf7 32. Qe3 Rxe7 33. Qxe7 Qxf3+ 34. Rg2 Qf7 35. Qd6 Bf1 36. Rg3 Be2 37. h3 Qf1+ 38. Kh2 Qf7 39. Qe5 Bc4 40. Rg4 Rf8 41. Rxg7+ Qxg7 0-1

[Event "Ruhrgebiet VK2 0304"]
[White "Mattern, Jochen"]
[Black "Melmer, Felix"]
[Site "Ruhrgebiet"]
[Round "3.7"]
[Result "0-1"]
[Date "2003.11.09"]
[ECO "B02"]
[WhiteElo "1768"]
[BlackElo "1553"]
[PlyCount "82"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick II"]
[BlackTeam "Gerthe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 e6 6. d4 b6 7. Bxd5 exd5 8. cxb6 axb6 9. Nf3 Ba6 10. Nc3 c6 11. Ne2 d6 12. 0-0 dxe5 13. dxe5 Bc5 14. Bg5 Qd7 15. a3 0-0 16. Re1 Re8 17. Ned4 Bxd4 18. Qxd4 c5 19. Qh4 Nc6 20. Qg3 Kh8 21. Rad1 d4 22. Re4 Qd5 23. Rde1 Bd3 24. Rh4 Bg6 25. Bd2 Kg8 26. Rg4 Re6 27. h4 h5 28. Rg5 Ne7 29. Qf4 Qb3 30. Bc1 Ra4 31. Nd2 Qd3 32. b3 Ra7 33. f3 f6 34. Rxg6 Nxg6 35. Qg3 Rxe5 36. Ne4 Kf7 37. Nd6+ Kf8 38. Ne4 Ne7 39. Qf4 Nd5 40. Qg3 Nc3 41. Qh3 Nxe4 0-1

[Event "Ruhrgebiet VK2 0304"]
[White "Zelt, Jens"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "2.7"]
[Result "1/2-1/2"]
[Date "2003.10.12"]
[ECO "A48"]
[WhiteElo "1983"]
[BlackElo "1768"]
[PlyCount "177"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Dortmund Hansa III"]
[BlackTeam "Erkenschwick II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 0-0 5. h3 d6 6. e3 Nbd7 7. Be2 c5 8. Nbd2 b6 9. 0-0 Bb7 10. a4 a5 11. Qb3 Rc8 12. Rfe1 h6 13. Rad1 Bd5 14. Qc2 cxd4 15. exd4 Nh5 16. Bh2 e5 17. dxe5 dxe5 18. Ne4 Bxe4 19. Qxe4 Qe7 20. Qb7 Rfd8 21. Ba6 Rb8 22. Qc7 e4 23. Nd4 Bxd4 24. Rxd4 Nhf6 25. Qd6 Qxd6 26. Bxd6 Ra8 27. Bb7 Ra7 28. Bxe4 Nxe4 29. Rdxe4 Nc5 30. Re8+ Rxe8 31. Rxe8+ Kg7 32. Bxc5 bxc5 33. Rc8 Rb7 34. Rxc5 Rxb2 35. Rxa5 Kf6 36. Rc5 Ke6 37. Rc6+ Kd7 38. Rc4 Ra2 39. g3 Ra3 40. Kg2 Kd6 41. h4 Kd5 42. Rc7 Ke6 43. Kf3 Rxa4 44. Ke3 Ra2 45. g4 Ra6 46. Rc5 Ra1 47. h5 Re1+ 48. Kf3 Kf6 49. Kf4 Re2 50. Rc6+ Kg7 51. Kf3 Re1 52. hxg6 fxg6 53. c4 Kf7 54. c5 h5 55. gxh5 gxh5 56. Rh6 Re5 57. c6 Rc5 58. Rh7+ Kg6 59. Rc7 Kf6 60. Rc8 Ke7 61. Kg3 Rc4 62. c7 Kd7 63. Rh8 Kxc7 64. Rxh5 Kd6 65. f4 Ke6 66. Kg4 Kf7 67. Rd5 Kg6 68. Rd6+ Kf7 69. Kg5 Rc5+ 70. f5 Rc8 71. Rd7+ Kf8 72. Rb7 Rc6 73. Rd7 Rb6 74. Kf4 Rb5 75. Kg4 Ra5 76. Kf4 Ra1 77. Kg5 Ra6 78. Rh7 Rb6 79. Rh6 Rxh6 80. Kxh6 Kf7 81. Kg5 Kg7 82. Kg4 Kf7 83. Kg5 Kg7 84. f6+ Kf8 85. Kf4 Kf7 86. Kf5 Kf8 87. Ke6 Ke8 88. f7+ Kf8 89. Kf6 1/2-1/2

[Event "Ruhrgebiet VK2 0304"]
[White "Spoden, Kurt Eberhard"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "1.8"]
[Result "1/2-1/2"]
[Date "2003.09.28"]
[ECO "A58"]
[WhiteElo "1836"]
[BlackElo "1768"]
[PlyCount "151"]
[EventDate "2003.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]
[WhiteTeam "Oberhausen II"]
[BlackTeam "Erkenschwick II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. d4 Nbd7 7. 0-0 c5 8. d5 a6 9. h3 b5 10. cxb5 axb5 11. Nxb5 Ba6 12. Nc3 Qb6 13. Re1 Rfb8 14. e4 Ne8 15. Qc2 Nc7 16. Re3 c4 17. Re2 Nb5 18. Be3 Qc7 19. Rd2 Nxc3 20. bxc3 Nc5 21. Bxc5 Qxc5 22. Nd4 Qa3 23. Qc1 Bc8 24. Bf1 Bh6 25. Qxa3 Rxa3 26. Rc2 Ba6 27. Nc6 Rb7 28. Nb4 Bb5 29. h4 Ba4 30. Rcc1 Bxc1 31. Rxc1 Bb5 32. Kg2 Kg7 33. Kf3 e5 34. Ke3 f5 35. f3 Kf6 36. Be2 h5 37. Kd2 f4 38. gxf4 exf4 39. Kc2 g5 40. Rh1 Rh7 41. Kb2 Ra8 42. Bd1 gxh4 43. Rxh4 Kg5 44. Rh1 h4 45. Be2 h3 46. Bf1 h2 47. Nc2 Kf6 48. Ne1 Rg8 49. Ng2 Ba4 50. Kc1 Ke5 51. Kd2 Rg3 52. Ke2 Bc2 53. Kf2 Bd3 54. Ne1 Bxf1 55. Kxf1 Rg8 56. Nc2 Ra8 57. a3 Raa7 58. Kg2 Rag7+ 59. Kf2 Rh3 60. Ne1 Rgg3 61. a4 Rg8 62. Nc2 Rh7 63. a5 Kf6 64. Nb4 Ra8 65. a6 Rhh8 66. Kg2 Rag8+ 67. Kf2 Ke7 68. a7 Kd7 69. Nc6 Kc7 70. Nb8 Kb7 71. Nc6 Ka8 72. Kf1 Rh3 73. Kf2 Rgg3 74. Rb1 Rxf3+ 75. Ke2 Re3+ 76. Kf2 1/2-1/2

[Event "Schwarzwald op"]
[White "Mattern, Jochen"]
[Black "Schwartz, Gerhard"]
[Site "Bad Wildbad"]
[Round "3"]
[Result "0-1"]
[Date "2003.04.07"]
[ECO "C68"]
[BlackElo "2096"]
[PlyCount "50"]
[EventDate "2003.04.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 093 Extra"]
[Source "ChessBase"]
[SourceDate "2003.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2003.05.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Be7 6. Nxe5 Qd4 7. Nf3 Qxe4 8. Re1 Qg6 9. Ne5 Qf6 10. d4 Be6 11. Nc3 h6 12. Ne4 Qf5 13. Ng3 Qh7 14. c3 0-0-0 15. Qa4 Nf6 16. Nxc6 bxc6 17. Qxc6 Rd6 18. Qa8+ Kd7 19. Qa7 Rc6 20. Bf4 Nd5 21. Bd2 Qc2 22. Rad1 Qxb2 23. Ne4 Qb6 24. Qxb6 cxb6 25. Rc1 Rhc8 0-1

[Event "Bad Wildbad op"]
[White "Klein, Lawrence"]
[Black "Mattern, Jochen"]
[Site "Bad Wildbad"]
[Round "5"]
[Result "0-1"]
[Date "2001.??.??"]
[ECO "A48"]
[WhiteElo "2265"]
[PlyCount "82"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 d6 5. Nbd2 0-0 6. e4 Nbd7 7. Bc4 Nh5 8. Bg5 h6 9. Be3 e5 10. g4 Nf4 11. Rg1 Nb6 12. Qb3 Nxc4 13. Nxc4 Nd3+ 14. Ke2 Nf4+ 15. Kd2 a6 16. Kc2 b5 17. Ncd2 c5 18. Bxf4 exf4 19. d5 Bd7 20. Kc1 a5 21. Qc2 Re8 22. h3 Qb6 23. c4 Rab8 24. Rb1 bxc4 25. Nxc4 Qa6 26. Re1 Bb5 27. Nfd2 Bxc4 28. Qxc4 Qa7 29. Qa4 c4 30. Re2 c3 31. bxc3 Bxc3 32. Nb3 Bb4 33. Rbb2 Rbc8+ 34. Kb1 Qa6 35. a3 Qd3+ 36. Ka2 Bc3 37. Rbc2 f3 38. Nc1 Qd1 39. Re3 Bd4 40. Kb1 Bxe3 41. fxe3 Qxc2+ 0-1

[Event "Bad Wildbad op"]
[White "Maedler, Thomas"]
[Black "Mattern, Jochen"]
[Site "Bad Wildbad"]
[Round "6"]
[Result "1-0"]
[Date "2001.??.??"]
[ECO "E63"]
[PlyCount "81"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 e5 7. d4 Nc6 8. h3 a6 9. Be3 Nh5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Qd2 Rb8 13. Rad1 Be6 14. g4 Ng7 15. f4 Bf6 16. Nd5 Bh4 17. Bd4 Bxd5 18. Bxd5 Ne6 19. Be3 Bg3 20. f5 Qh4 21. Kg2 gxf5 22. Rxf5 Be5 23. Rf3 h6 24. Bxh6 Nd4 25. Ra3 c6 26. Be4 f5 27. Bg5 Qh8 28. gxf5 Nxf5 29. Rg1 Rf7 30. Kh1 Kf8 31. Rf3 Nd4 32. Rxf7+ Kxf7 33. Rf1+ Ke6 34. h4 Rf8 35. Qe1 Rxf1+ 36. Qxf1 Qh5 37. Qh3+ Kf7 38. Qd7+ Kg8 39. Qc8+ Kf7 40. Qxb7+ Ke6 41. Qe7# 1-0

[Event "Bad Wildbad op"]
[White "Mattern, Jochen"]
[Black "Plank, Peter"]
[Site "Bad Wildbad"]
[Round "8"]
[Result "0-1"]
[Date "2001.??.??"]
[ECO "C15"]
[PlyCount "38"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. f3 Nf6 7. Bg5 Qd5 8. Bxf6 gxf6 9. Qd2 c5 10. Rd1 Nc6 11. Bb5 Bd7 12. Nh3 exf3 13. 0-0 Rg8 14. Nf4 Qf5 15. Rxf3 cxd4 16. Bd3 Qc5 17. cxd4 Nxd4 18. Kh1 Nxf3 19. gxf3 0-0-0 0-1

[Event "Bad Wildbad op"]
[White "Mattern, Jochen"]
[Black "Ristic, Nenad"]
[Site "Bad Wildbad"]
[Round "4"]
[Result "0-1"]
[Date "2001.??.??"]
[ECO "B21"]
[BlackElo "2424"]
[PlyCount "34"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 Nf6 5. e5 dxe5 6. Nxe5 Nc6 7. Nxc6 bxc6 8. cxd4 Bg4 9. Qa4 Qd7 10. Nc3 e6 11. Bg5 Rb8 12. h3 Rb4 13. Qa6 Bf5 14. Bxf6 gxf6 15. Rd1 Rxb2 16. a3 Rb3 17. Rc1 Bxa3 0-1

[Event "Bad Wildbad op"]
[White "Mattern, Jochen"]
[Black "Roemhild, Marcus"]
[Site "Bad Wildbad"]
[Round "1"]
[Result "0-1"]
[Date "2001.??.??"]
[ECO "B21"]
[BlackElo "2160"]
[PlyCount "44"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 d3 5. Bxd3 Nc6 6. 0-0 Nf6 7. c4 g6 8. Nc3 Bg7 9. h3 0-0 10. Bg5 b6 11. Qd2 Bb7 12. Bh6 Rc8 13. Bxg7 Kxg7 14. b3 Qd7 15. Rad1 Rfd8 16. Rfe1 e6 17. Qg5 h6 18. Qg3 Qe7 19. Nd5 exd5 20. exd5 Ne5 21. Nd4 Kg8 22. f4 Nh5 0-1

[Event "Bad Wildbad op"]
[White "Meinhardt, Guenther"]
[Black "Mattern, Jochen"]
[Site "Bad Wildbad"]
[Round "3"]
[Result "0-1"]
[Date "2001.??.??"]
[ECO "A56"]
[PlyCount "76"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. e3 d6 5. Nc3 b6 6. g3 Bg7 7. Bg2 Bb7 8. 0-0 0-0 9. d5 Nbd7 10. e4 Ng4 11. Bf4 Ba6 12. Nd2 Nge5 13. Qa4 Bc8 14. Qc2 a6 15. a4 h6 16. h3 Nf6 17. Bxe5 dxe5 18. Ne2 Nh5 19. Kh2 Qc7 20. Rab1 Bd7 21. b4 cxb4 22. Rxb4 Rfb8 23. Rbb1 Qc5 24. Nb3 Bxa4 25. Nec1 Qa3 26. Qc3 Bxb3 27. Rxb3 Qd6 28. Nd3 a5 29. Rb5 a4 30. c5 bxc5 31. Rxc5 Rb3 32. Rc8+ Rxc8 33. Qxc8+ Kh7 34. Qc4 Qa3 35. Rc1 Rxd3 36. Re1 Qc3 37. Qxa4 Qxe1 38. Qe8 Qxf2 0-1

[Event "Bad Wildbad op"]
[White "Schiff, Armin"]
[Black "Mattern, Jochen"]
[Site "Bad Wildbad"]
[Round "1"]
[Result "1-0"]
[Date "2001.??.??"]
[ECO "A58"]
[WhiteElo "2140"]
[PlyCount "65"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Nbd7 11. Qc2 Qb6 12. Rb1 Rfb8 13. Rd1 Ng4 14. h3 Nge5 15. Ne1 Nc4 16. Na4 Qb5 17. b3 Kf8 18. Be4 Ncb6 19. Nc3 Qa5 20. Bd2 Qa3 21. Bg2 Ne5 22. Bc1 Qa5 23. Bd2 Qa3 24. Qe4 Bc8 25. Qh4 h5 26. g4 hxg4 27. Qh7 f6 28. Bh6 Bxh6 29. Qxh6+ Kg8 30. hxg4 Bxg4 31. f4 Nbd7 32. fxe5 Nxe5 33. Nd3 1-0

[Event "Ruhrgebiet VK1 9697"]
[White "Mattern, Jochen"]
[Black "Von Heusinger, Georg"]
[Site "Ruhrgebiet"]
[Round "?"]
[Result "1-0"]
[Date "1997.??.??"]
[ECO "E08"]
[PlyCount "102"]
[EventDate "1996.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 h6 8. Nbd2 Nbd7 9. b3 b6 10. Bb2 Ba6 11. Rfd1 Rc8 12. Rac1 Re8 13. Ne5 c5 14. dxc5 Nxe5 15. Bxe5 Bxc5 16. Qb2 Bd6 17. e4 Bxe5 18. Qxe5 Nd7 19. Qd4 Qg5 20. exd5 exd5 21. Qxd5 Qxd5 22. Bxd5 Nf6 23. Bf3 Rcd8 24. Nf1 Bc8 25. Ne3 g6 26. Bc6 Rf8 27. Kg2 Kg7 28. h3 Be6 29. Bf3 Rfe8 30. Bc6 Rf8 31. Nd5 Rc8 32. Bb7 Rb8 33. Ba6 Rbd8 34. Nc7 Bf5 35. Bb7 Be4+ 36. Bxe4 Nxe4 37. Nd5 Nf6 38. Rc2 Rfe8 39. Rcd2 Ne4 40. Rd4 Rc8 41. Ne3 Nc3 42. R1d2 Ne4 43. R2d3 Nc5 44. Rd1 Re6 45. b4 Ne4 46. Rd7 a5 47. bxa5 bxa5 48. Ra7 Rc5 49. Rd5 Rec6 50. Rxa5 Rxc4 51. Nxc4 Rxc4 1-0

[Event "Ruhrgebiet VK1 9697"]
[White "Grosse Hering, Peter"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "?"]
[Result "1-0"]
[Date "1996.??.??"]
[ECO "A57"]
[PlyCount "141"]
[EventDate "1996.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. f3 d6 5. e4 g6 6. cxb5 Bg7 7. Nc3 0-0 8. Be3 a6 9. Nge2 axb5 10. Nxb5 Qa5+ 11. Nec3 Ba6 12. a4 Nbd7 13. Be2 Rfc8 14. 0-0 c4 15. Na7 Rxa7 16. Bxa7 Nc5 17. Rb1 Nfd7 18. f4 Nd3 19. Be3 Nxb2 20. Rxb2 Qxc3 21. Bc1 Qd4+ 22. Qxd4 Bxd4+ 23. Kh1 Bxb2 24. Bxb2 Nc5 25. e5 Nxa4 26. Ba3 Nc3 27. Bg4 Rd8 28. Bf3 Nb5 29. Bb4 c3 30. Rc1 Rc8 31. Be2 c2 32. exd6 exd6 33. Bxd6 Nxd6 34. Bxa6 Rb8 35. Bd3 Rb3 36. Bxc2 Rc3 37. Kg1 Nb5 38. Kf2 Na3 39. d6 Kf8 40. d7 Ke7 41. Re1+ Kxd7 42. Ba4+ Kd6 43. Be8 f6 44. Bf7 Nc4 45. Bg8 Nb2 46. Re6+ Kd7 47. Rxf6 Nd3+ 48. Ke3 Nb4+ 49. Ke4 Rc2 50. Kf3 Nd3 51. Bd5 Ne1+ 52. Kg3 Rc3+ 53. Kg4 h5+ 54. Kh4 Nd3 55. g3 Rc5 56. Be6+ Ke7 57. Rxg6 Ne1 58. f5 Nf3+ 59. Kxh5 Nxh2 60. Rg7+ Kf6 61. Rf7+ Ke5 62. g4 Nf3 63. g5 Rc1 64. Ra7 Rg1 65. Ra5+ Kd6 66. g6 Rh1+ 67. Kg4 Ne5+ 68. Kg5 Rg1+ 69. Kf6 Ng4+ 70. Kf7 Ne5+ 71. Rxe5 1-0

[Event "Ruhrgebiet VK1 9697"]
[White "Mattern, Jochen"]
[Black "Wojtczak, Maciej"]
[Site "Ruhrgebiet"]
[Round "?"]
[Result "0-1"]
[Date "1996.??.??"]
[ECO "C14"]
[BlackElo "2295"]
[PlyCount "74"]
[EventDate "1996.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8. Nh3 Qe7 9. Qg4 f5 10. exf6 Nxf6 11. Qg3 Nc6 12. 0-0-0 Bd7 13. Nb5 0-0 14. Bd3 Nb4 15. Nc3 c5 16. Ng5 Nxd3+ 17. Qxd3 h6 18. Nf3 cxd4 19. Qxd4 Rac8 20. Ne5 Be8 21. Rh3 b5 22. g4 b4 23. Ne2 Qc7 24. c3 Ne4 25. f4 Bb5 26. Re1 Bxe2 27. Rxe2 bxc3 28. b3 Rxf4 29. g5 Qe7 30. gxh6 Qa3+ 31. Kc2 Qxa2+ 32. Kd3 Nc5+ 33. Qxc5 Qa6+ 34. Qc4 dxc4+ 35. bxc4 Qd6+ 36. Kxc3 Qa3+ 37. Kd2 Qxh3 0-1

[Event "Ruhrgebiet VK1 9697"]
[White "Singbeil, Holger"]
[Black "Mattern, Jochen"]
[Site "Ruhrgebiet"]
[Round "?"]
[Result "1-0"]
[Date "1996.??.??"]
[ECO "E67"]
[PlyCount "113"]
[EventDate "1996.??.??"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 Nbd7 7. Nc3 e5 8. d5 Ne8 9. e4 a5 10. Rb1 f5 11. exf5 gxf5 12. Bg5 Nef6 13. Qd2 Nc5 14. Rfe1 Kh8 15. b3 Qe8 16. Nd4 Nfe4 17. Nxe4 Nxe4 18. Bxe4 fxe4 19. Nb5 Qf7 20. Rxe4 Bf5 21. Rbe1 Bxe4 22. Rxe4 Qf5 23. Rh4 Rf7 24. Nc3 Raf8 25. Ne4 b6 26. Qc2 Qg6 27. Qe2 Rf3 28. Rg4 Qf5 29. h3 Rf7 30. Bf4 exf4 31. Ng5 Qb1+ 32. Kh2 Rf8 33. Qxf3 Qc2 34. Qe4 Qxe4 35. Nxe4 Be5 36. f3 h6 37. Kg2 a4 38. Rg6 Kh7 39. Re6 Rg8 40. Kf1 Rg7 41. Nf6+ Bxf6 42. Rxf6 Rxg3 43. Rxf4 Rxh3 44. Kg2 Rh5 45. Rf7+ Kg6 46. Rxc7 b5 47. Rc6 bxc4 48. Rxd6+ Kf5 49. bxc4 Rh4 50. Rc6 Ke5 51. Re6+ Kf5 52. Re4 Rh5 53. d6 Kf6 54. d7 Rg5+ 55. Rg4 Ke7 56. Rxg5 hxg5 57. Kg3 1-0

[Event "Ruhrgebiet VK2-chT 9596"]
[White "Afgin, David"]
[Black "Mattern, Jochen"]
[Site "Germany"]
[Round "?"]
[Result "0-1"]
[Date "1995.??.??"]
[ECO "A57"]
[PlyCount "96"]
[EventDate "1995.??.??"]
[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. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 d6 6. e4 g6 7. Nc3 Bg7 8. Be3 0-0 9. Bd3 axb5 10. Bxb5 Ba6 11. Bxa6 Nxa6 12. Nge2 Qb6 13. Rb1 Rfb8 14. 0-0 Nd7 15. a3 Ne5 16. b4 Qa7 17. b5 Nc4 18. Bc1 Bd4+ 19. Kh1 Nc7 20. a4 e5 21. dxe6 Nxe6 22. Nxd4 cxd4 23. Nd5 Qxa4 24. Qd3 Rxb5 25. Bh6 Rxb1 26. Rxb1 Ne5 27. Qd2 d3 28. Nf6+ Kh8 29. f4 Qc2 30. Qb4 Nc6 31. Qb7 Ra2 32. Rg1 Ncd8 33. Qd7 Qc6 34. Qe7 Rb2 35. Nd5 Rb7 36. Qf6+ Kg8 37. f5 gxf5 38. exf5 Qxd5 39. fxe6 Nxe6 40. Rc1 Rb8 41. Rf1 Qh5 42. Bd2 Qg6 43. Qc3 Nc5 44. Qc4 Rb2 45. Qc3 Rc2 46. Qa5 Ne4 47. Qd8+ Kg7 48. Bh6+ Kxh6 0-1

[Event "Ruhrgebiet VK2-chT 9596"]
[White "Mattern, Jochen"]
[Black "Baar, Michael"]
[Site "Germany"]
[Round "?"]
[Result "1/2-1/2"]
[Date "1995.??.??"]
[ECO "B07"]
[PlyCount "104"]
[EventDate "1995.??.??"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 Nf6 6. 0-0-0 b5 7. f3 Qa5 8. Kb1 b4 9. Nce2 Na6 10. h4 Be6 11. Nc1 Nc7 12. Nh3 Nh5 13. Ng5 Ng3 14. Nxe6 fxe6 15. Nb3 Nxf1 16. Rhxf1 Qb5 17. Bh6 Bxh6 18. Qxh6 a5 19. Qg7 Kd7 20. Nc5+ dxc5 21. dxc5+ Nd5 22. exd5 cxd5 23. Rfe1 Qxc5 24. Re2 a4 25. Rde1 Rhc8 26. h5 gxh5 27. Qxh7 Rc6 28. f4 a3 29. f5 axb2 30. fxe6+ Kc8 31. Qh8+ Kb7 32. Qxb2 Qc3 33. Re3 Qxb2+ 34. Kxb2 Rca6 35. Ra1 Ra3 36. Rb3 Rxb3+ 37. cxb3 Rg8 38. Rf1 Rxg2+ 39. Kb1 Kc6 40. Rf4 Rg4 41. Rf5 h4 42. Rh5 Kd6 43. Rh6 Ke5 44. Kb2 Kd4 45. Rh7 Rg2+ 46. Kc1 Kc3 47. Kd1 Rxa2 48. Rxe7 h3 49. Rh7 Rd2+ 50. Ke1 Rd3 51. Ke2 Rd2+ 52. Ke1 d4 1/2-1/2

[Event "corr"]
[White "Warzecha, Helmut"]
[Black "Mattern, Jochen"]
[Site "corr"]
[Round "?"]
[Result "0-1"]
[Date "1993.??.??"]
[ECO "B98"]
[PlyCount "50"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qe2 h6 9. Bh4 Nc6 10. 0-0-0 Qc7 11. Nf3 0-0 12. e5 dxe5 13. fxe5 Nd7 14. Bg3 b5 15. Ne4 Qa5 16. Kb1 Nb4 17. a3 Nd5 18. Nd4 Bb7 19. Nd6 Bxd6 20. exd6 b4 21. Be1 Qb6 22. axb4 Qxd6 23. c4 Nf4 24. Nxe6 Be4+ 25. Ka1 Qc6 0-1

[Event "corr"]
[White "Mattern, Jochen"]
[Black "Zimmer, Georg"]
[Site "corr"]
[Round "?"]
[Result "1-0"]
[Date "1990.??.??"]
[ECO "A02"]
[PlyCount "29"]
[EventDate "1990.01.03"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 Nf6 5. d4 Ne4 6. Nc3 Nxc3 7. bxc3 0-0 8. e4 c5 9. Bd3 Bg4 10. e5 Re8 11. 0-0 Be7 12. h3 Bxf3 13. Qxf3 cxd4 14. Qxf7+ Kh8 15. Qh5 1-0

[Event "DDR-Cup corr"]
[White "Mattern, Jochen"]
[Black "Grivellaro"]
[Site "DDR"]
[Round "?"]
[Result "1-0"]
[Date "1989.??.??"]
[ECO "C42"]
[PlyCount "47"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 Bg4 8. Nbd2 f5 9. c4 c6 10. cxd5 cxd5 11. Re1 0-0 12. Qb3 Rf7 13. Nxe4 fxe4 14. Bxe4 dxe4 15. Ng5 Bh5 16. Nxf7 Bxf7 17. Qxb7 Nd7 18. Qxe4 Nb6 19. Bf4 Bd5 20. Qf5 g6 21. Qg4 Bxf4 22. Qxf4 Qd7 23. Rac1 Be6 24. Qf6 1-0

[Event "DDR-Cup corr"]
[White "Nicht, Dietmar"]
[Black "Mattern, Jochen"]
[Site "DDR"]
[Round "?"]
[Result "1-0"]
[Date "1989.??.??"]
[ECO "C63"]
[PlyCount "69"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Nxc6 Qd5 8. c4 Qd6 9. Nxa7+ Bd7 10. Bxd7+ Qxd7 11. Qh5+ g6 12. Qe5+ Kf7 13. Nb5 c6 14. Qd4 Qg4 15. 0-0 cxb5 16. f3 Qh4 17. fxe4+ Nf6 18. Qd5+ Kg7 19. Qxb7+ Kg8 20. Qxa8 Qxe4 21. Qxe4 Nxe4 22. Rf4 Bc5+ 23. Kf1 Ng5 24. d4 Bd6 25. Rf6 Nf7 26. Bf4 Be7 27. Re6 Kf8 28. Rae1 Bh4 29. g3 Bd8 30. Bh6+ Nxh6 31. Re8+ Kg7 32. Rxh8 Bf6 33. Rc8 bxc4 34. Rc7+ Nf7 35. a4 1-0

[Event "DDR-Cup corr"]
[White "Stiefel, Marika"]
[Black "Mattern, Jochen"]
[Site "DDR"]
[Round "?"]
[Result "1-0"]
[Date "1989.??.??"]
[ECO "C59"]
[PlyCount "91"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Bd6 11. d4 Bxe5 12. dxe5 Qxd1+ 13. Bxd1 Ng4 14. Nc3 0-0 15. 0-0 Nxe5 16. Nxe4 Bf5 17. Ng3 Bg6 18. f4 Nd7 19. b3 Rad8 20. f5 Bh7 21. Be3 Nb6 22. Bf3 Rc8 23. Rad1 Kh8 24. Rd6 Rfd8 25. Rfd1 Nb7 26. Rxd8+ Rxd8 27. Rxd8+ Nxd8 28. a4 f6 29. a5 Nc8 30. Bf4 Ne7 31. Bc7 Nf7 32. c4 Ne5 33. Be4 c5 34. Bd6 N7c6 35. a6 Nb4 36. Bb7 Nd7 37. Bc8 Nb6 38. Bxc5 Nxc8 39. Bxb4 Bg8 40. Ne4 Nb6 41. Nd6 Kh7 42. Bc5 Na8 43. b4 Nc7 44. b5 Bxc4 45. Nxc4 Nxb5 46. Bd6 1-0

[Event "Europe-Echecs Festival"]
[White "Dussol, Pierre"]
[Black "Mattern, Jochen"]
[Site "Strasbourg"]
[Round "?"]
[Result "1-0"]
[Date "1975.03.??"]
[ECO "B89"]
[PlyCount "55"]
[EventDate "1975.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Be7 8. Qe2 0-0 9. 0-0-0 a6 10. Bb3 Qc7 11. Rhg1 Nd7 12. g4 Nc5 13. g5 b5 14. Qh5 g6 15. Qh6 Re8 16. Rg3 Bf8 17. Qh4 Be7 18. Nf5 Nxb3+ 19. axb3 h5 20. Nh6+ Kg7 21. f4 Bf8 22. f5 Kh7 23. Ng4 Rd8 24. Nf6+ Kg7 25. Nxh5+ gxh5 26. Qxh5 Kg8 27. Rh3 Bg7 28. f6 1-0

