[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2013.04.07"]
[Round "9"]
[White "Viehweger, Martin"]
[Black "Hohn, August"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2036"]
[BlackElo "1981"]
[PlyCount "92"]
[EventDate "2013.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e4 Nxe4 5. Qg4 f5 6. Qxg7 Qf6 7. Qxf6 Nxf6 8. f3 c5 9. Be3 Kf7 10. dxc5 Na6 11. 0-0-0 Bxc5 12. Bxc5 Nxc5 13. Nge2 b6 14. Nd4 Ke7 15. Rg1 Bb7 16. Be2 d5 17. cxd5 Nxd5 18. Nxd5+ Bxd5 19. Nxf5+ Kf6 20. Ne3 Bxa2 21. b4 Na4 22. Rd7 Rac8+ 23. Kd2 Rhd8 24. Ng4+ Kg5 25. Rxd8 Rxd8+ 26. Ke3 Nc3 27. Bd3 Nd5+ 28. Kf2 Nf6 29. h4+ Kxh4 30. Nxf6 Rxd3 31. f4 Rd2+ 32. Ke3 Rb2 33. g3+ Kh3 34. Nxh7 Kh2 35. Ra1 Kxg3 36. Ng5 Rb3+ 37. Kd4 Rxb4+ 38. Ke5 Rb5+ 39. Kf6 Rf5+ 40. Ke7 Kxf4 41. Nh3+ Kg3 42. Rxa2 Rh5 43. Re2 Kxh3 44. Kxe6 Kg3 45. Kd6 Kf3 46. Re7 b5 0-1

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2013.04.06"]
[Round "8"]
[White "Albinus, Guenter"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1890"]
[BlackElo "2036"]
[PlyCount "114"]
[EventDate "2013.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c3 Nf6 4. Nbd2 0-0 5. e4 d6 6. Bc4 c6 7. 0-0 d5 8. Bd3 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nd7 11. Bf4 Qb6 12. Qc2 c5 13. dxc5 Nxc5 14. Bd5 Bf5 15. Qc1 Nd3 16. Qe3 Nxf4 17. Qxf4 Qxb2 18. Ng5 e6 19. Bf3 Qxc3 20. Bxb7 Rab8 21. Be4 Rb4 22. Rac1 Qf6 23. Qe3 h6 24. Bxf5 Qxf5 25. Nf3 a5 26. Rc5 Qf6 27. Rxa5 Rfb8 28. Ne5 Rb1 29. g3 R1b5 30. Nd7 Qd8 31. Ra7 R8b7 32. Rxb7 Rxb7 33. Nc5 Rb2 34. a4 Qd5 35. Qc1 Ra2 36. Qb1 Bd4 37. Qb8+ Kg7 38. Nd3 Rxa4 39. Nf4 Qe4 40. Qb1 Qxb1 41. Rxb1 Ra2 42. Rf1 e5 43. Nh3 g5 44. g4 f5 45. Kg2 fxg4 46. Ng1 Kf6 47. h3 gxh3+ 48. Nxh3 g4 49. Ng1 Kg5 50. Kg3 h5 51. Kg2 h4 52. Kh2 Bxf2 53. Nh3+ Kh5 54. Nxf2 Rxf2+ 55. Rxf2 g3+ 56. Kh3 gxf2 57. Kh2 e4 0-1

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2013.04.05"]
[Round "7"]
[White "Viehweger, Martin"]
[Black "Gremm, Albert Juergen"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2036"]
[BlackElo "1885"]
[PlyCount "55"]
[EventDate "2013.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 c6 4. d4 cxd5 5. Bd3 Nc6 6. c3 h6 7. Bf4 e6 8. 0-0 Bd6 9. Be5 0-0 10. h3 Qc7 11. Qe2 Nd7 12. Re1 f6 13. Bxd6 Qxd6 14. c4 dxc4 15. Bxc4 Nb6 16. Bxe6+ Kh8 17. Bb3 Nxd4 18. Nxd4 Qxd4 19. Nc3 Bd7 20. Rad1 Qh4 21. Bc2 Bc6 22. Qd3 f5 23. Re5 Rad8 24. Qe2 Rxd1+ 25. Bxd1 Qg5 26. f3 Rd8 27. Bb3 Rd2 28. Re8+ 1-0

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2013.04.02"]
[Round "4"]
[White "Strick, Gregor"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1827"]
[BlackElo "2036"]
[PlyCount "45"]
[EventDate "2013.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 g5 2. d4 Bg7 3. Bxg5 c5 4. d5 Bxb2 5. Nd2 Bxa1 6. Qxa1 f6 7. Ngf3 d6 8. e4 Nd7 9. Be2 Ne5 10. Nxe5 dxe5 11. Bh5+ Kf8 12. Be3 b6 13. 0-0 Bd7 14. f4 exf4 15. Rxf4 Be8 16. Bxe8 Kxe8 17. e5 Kd7 18. Ne4 Qc7 19. exf6 Nxf6 20. Nxf6+ exf6 21. Rxf6 Qd8 22. Qe5 Kc8 23. Rf7 1-0

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2013.03.31"]
[Round "2"]
[White "Koischwitz, Wanja"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1824"]
[BlackElo "2036"]
[PlyCount "97"]
[EventDate "2013.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. 0-0 Qc7 7. Nbd2 b6 8. e4 dxe4 9. Nxe4 Bb7 10. Bg5 Be7 11. b4 Rd8 12. Nxf6+ gxf6 13. Bh4 a6 14. b5 axb5 15. Bxb5 f5 16. Ng5 h6 17. Qh5 hxg5 18. Qxh8+ Kd7 19. Qg7 gxh4 20. d5 exd5 21. Qxf7 Kc8 22. Qxf5+ Kb8 23. Rad1 Bd6 24. Qh3 d4 25. Bxc6 Bxc6 26. cxd4 cxd4 27. Qxh4 Rg8 28. g3 Be5 29. Rc1 Kb7 30. f4 Rh8 31. Qg5 Bd6 32. Rxc6 Qxc6 33. Qg7+ Ka6 34. Qxh8 d3 35. h4 Bc5+ 36. Kh2 Qe4 37. Qe5 Qc4 38. Qe1 d2 39. Qd1 Qxa2 40. Qa1 Qxa1 41. Rxa1+ Kb5 42. Rd1 Bb4 43. Kg2 Kc4 44. Kf3 Kd3 45. h5 b5 46. h6 Bc3 47. g4 b4 48. g5 b3 49. g6 1-0

[Event "Berlin-ch QT"]
[Site "Berlin"]
[Date "2013.03.30"]
[Round "1"]
[White "Viehweger, Martin"]
[Black "Telianer, Mikhail"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2036"]
[BlackElo "1670"]
[PlyCount "71"]
[EventDate "2013.03.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Nc3 f5 4. Nf3 Nf6 5. Bd2 0-0 6. e3 c6 7. Bd3 d5 8. 0-0 Qe8 9. Ne2 Bxd2 10. Qxd2 Nbd7 11. Rac1 Ne4 12. Qc2 Ndf6 13. Ne5 Qh5 14. f3 Nd6 15. Rfe1 Qe8 16. b4 Nf7 17. a4 Qe7 18. b5 Nxe5 19. dxe5 Nd7 20. cxd5 Nxe5 21. dxc6 Nxd3 22. Qxd3 bxc6 23. Rxc6 Bb7 24. Rc3 Rad8 25. Qc2 Rc8 26. Nd4 Rxc3 27. Qxc3 Rc8 28. Nc6 Qd6 29. Rc1 Kf8 30. Kf2 Rc7 31. g3 Qd5 32. Rc2 a6 33. Qb4+ Ke8 34. Rd2 Qxd2+ 35. Qxd2 Bxc6 36. Qd6 1-0

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.14"]
[Round "9.8"]
[White "Inngauer, Wolfram"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "1886"]
[BlackElo "2042"]
[PlyCount "62"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Qd3 g6 5. e4 dxe4 6. Nxe4 Bg7 7. 0-0-0 Nxe4 8. Qxe4 Nf6 9. Bxf6 Bxf6 10. Bc4 0-0 11. g4 Qd6 12. h4 a5 13. a3 Bd7 14. Nf3 b5 15. Bd5 Rad8 16. Ne5 Be6 17. Bxe6 Qxe6 18. h5 Bxe5 19. dxe5 Qa2 20. c3 Qe6 21. Rde1 c5 22. Rh3 b4 23. axb4 axb4 24. hxg6 fxg6 25. Reh1 Rf7 26. c4 Qa6 27. e6 Qa1+ 28. Qb1 Qxb1+ 29. Kxb1 Rxf2 30. Rxh7 Rdd2 31. g5 Rxb2+ 1/2-1/2

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.13"]
[Round "8.4"]
[White "Viehweger, Martin"]
[Black "Bader, Arnd"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2042"]
[BlackElo "1930"]
[PlyCount "19"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. Nd5 Kd8 7. Bg5+ Be7 8. Nxe7 Ngxe7 9. f4 h6 10. Bh4 1/2-1/2

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.12"]
[Round "7.8"]
[White "Viehweger, Martin"]
[Black "Herrmann, Eberhard"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2042"]
[BlackElo "1855"]
[PlyCount "141"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bg5 Bg7 6. e3 a6 7. Rc1 0-0 8. cxd5 cxd5 9. Bd3 Nc6 10. h3 Be6 11. 0-0 Rc8 12. Na4 Nb4 13. Rxc8 Bxc8 14. Bb1 Qa5 15. a3 Nc6 16. Ne5 Qc7 17. Qc1 Bd7 18. Nxd7 Qxd7 19. Nc5 Qc8 20. Qc3 b6 21. Nb3 Qb7 22. Rc1 Rc8 23. Qe1 Na7 24. Bd3 h6 25. Bf4 a5 26. f3 Nd7 27. a4 e5 28. Bg3 h5 29. Bf2 Bf8 30. Kf1 Nc6 31. Bb5 Nb4 32. Rxc8 Qxc8 33. Qc3 Qd8 34. dxe5 Na2 35. Qd4 Nc5 36. Nxc5 bxc5 37. Qf4 Qe7 38. Bh4 Qc7 39. Be8 d4 40. exd4 cxd4 41. Bf2 d3 42. Be3 Qe7 43. Bb5 Nb4 44. Qe4 Qd8 45. Bd2 Be7 46. e6 f5 47. Qb7 Qd6 48. Qd7 Qxd7 49. exd7 Bd8 50. Bxb4 axb4 51. b3 Kf8 52. Bxd3 Ke7 53. Bb5 f4 54. Ke2 g5 55. Kd3 Kd6 56. Kd4 Ba5 57. Kc4 Kc7 58. Kc5 h4 59. Kd5 Kb8 60. Kd6 Bd8 61. Ba6 Bf6 62. Kc5 Be7+ 63. Kc6 Bd8 64. Bc8 Bf6 65. a5 Be7 66. a6 Bd8 67. Bb7 Ba5 68. Kb5 Bd8 69. Kxb4 Kc7 70. Bc8 Kb6 71. Kc4 1-0

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.11"]
[Round "6.20"]
[White "Vidic, Dobrivoje"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1812"]
[BlackElo "2042"]
[PlyCount "107"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. e4 Bb4 5. Qc2 f5 6. Bd3 Nf6 7. f3 fxe4 8. fxe4 Bxc3+ 9. bxc3 Nxe4 10. Nf3 Nf6 11. 0-0 0-0 12. Bg5 h6 13. Bh4 d6 14. h3 Nc6 15. Rae1 Qd7 16. d5 Ne5 17. Nxe5 dxe5 18. Rxe5 exd5 19. Rfe1 Rae8 20. Bf5 Qd8 21. Be6+ Kh8 22. cxd5 Qd6 23. Qg6 Nxd5 24. Bf5 Qxg6 25. Bxg6 Rxe5 26. Rxe5 Nf4 27. Be4 Ne2+ 28. Kh2 Bxe4 29. Rxe4 Nxc3 30. Rc4 Nd5 31. Rc6 Kg8 32. Bg3 Rf7 33. Re6 Rd7 34. Rc6 Kf8 35. Kg1 Rf7 36. Bh4 Ke8 37. Be1 Kd7 38. Rg6 c5 39. Bg3 Nf6 40. Be5 Ke6 41. Bb2 Kd5 42. Bxf6 Rxf6 43. Rxg7 c4 44. Rxa7 c3 45. Rc7 Rc6 46. Rd7+ Kc4 47. Rd1 c2 48. Rc1 Kd3 49. Kf2 Kd2 50. Rg1 c1Q 51. Rxc1 Rxc1 52. g4 Ra1 53. Kf3 Rxa2 54. h4 0-1

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.10"]
[Round "5.12"]
[White "Viehweger, Martin"]
[Black "Muenstermann, Claudia"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2042"]
[BlackElo "1792"]
[PlyCount "100"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. 0-0 e6 7. d3 Nge7 8. Qe1 Nd4 9. Nxd4 cxd4 10. Ne2 0-0 11. Bb3 Bd7 12. a4 a5 13. Bd2 Kh8 14. Qg3 f5 15. Rae1 Qc7 16. Qh4 Bf6 17. Qf2 e5 18. exf5 Nxf5 19. g4 Bh4 20. Ng3 Ne3 21. Bxe3 dxe3 22. Qxe3 exf4 23. Rxf4 Rxf4 24. Qxf4 Qc5+ 25. d4 Bg5 26. Qf2 Qb4 27. Ne4 Bh6 28. g5 Rf8 29. Qe3 Bg7 30. Nf6 Bxa4 31. Bxa4 Qxa4 32. Qf2 Qc4 33. c3 Qc8 34. Qh4 Bxf6 35. gxf6 Qf5 36. Rf1 Qe6 37. Qf4 Rf7 38. Rf3 Qe1+ 39. Kg2 Qe2+ 40. Kg3 Qe1+ 41. Kg2 Qe2+ 42. Rf2 Qe6 43. Qg5 b6 44. h4 Qe4+ 45. Kh2 Qe6 46. h5 gxh5 47. Rg2 Qe8 48. Qxh5 Qf8 49. Rg7 Rxg7 50. fxg7+ Kxg7 1/2-1/2

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.09"]
[Round "4.18"]
[White "Schilling, Hans"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "1820"]
[BlackElo "2042"]
[PlyCount "80"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. d3 Nbd7 6. Nbd2 e6 7. h3 h5 8. g3 Bd6 9. Bg2 Qb6 10. Qc1 Rc8 11. Ba3 c5 12. 0-0 d4 13. Nh4 0-0 14. Ndf3 Nh7 15. Nxf5 exf5 16. e3 dxe3 17. Qxe3 f4 18. gxf4 Qc7 19. Bc1 Rfe8 20. Qd2 Re6 21. f5 Rf6 22. Nh4 Be5 23. Bb2 Bxb2 24. Qxb2 Qf4 25. Nf3 Rxf5 26. Qd2 Rd8 27. Qxf4 Rxf4 28. Rad1 Ndf6 29. Rfe1 Kf8 30. Re5 b6 31. Re3 g6 32. Ne5 Ng5 33. Nc6 Rd7 34. Rde1 Ne6 35. Ne5 Rd6 36. Nxg6+ fxg6 37. Rxe6 Rxd3 38. Re7 Rd2 39. R1e2 Rxe2 40. Rxe2 Nd7 1/2-1/2

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.08"]
[Round "2.7"]
[White "Sharenkov, Ilya"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1839"]
[BlackElo "2042"]
[PlyCount "35"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Be7 6. e3 0-0 7. Rc1 a6 8. a3 dxc4 9. Bxc4 Nd7 10. Bxe7 Qxe7 11. Bd3 Nd8 12. Qc2 f5 13. 0-0 Nf7 14. e4 Ng5 15. Nxg5 Qxg5 16. Na4 c6 17. Bc4 Nf6 18. Nb6 1-0

[Event "Berlin-ch qualification"]
[Site "Berlin-Lichtenrade"]
[Date "2012.04.08"]
[Round "1.8"]
[White "Viehweger, Martin"]
[Black "Schoeppe, Christian"]
[Result "1-0"]
[ECO "D92"]
[WhiteElo "2042"]
[BlackElo "1731"]
[PlyCount "75"]
[EventDate "2012.04.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bf4 Bg7 6. e3 Bg4 7. Qb3 Bc8 8. cxd5 Nxd5 9. Bc4 e6 10. Be5 f6 11. Bg3 Nxc3 12. bxc3 Qe7 13. h4 a5 14. a4 Na6 15. h5 g5 16. h6 Bf8 17. e4 Kf7 18. e5 f5 19. Rh5 Rg8 20. Qc2 Ke8 21. Qd2 Rg6 22. Nxg5 Bxh6 23. f4 Bxg5 24. fxg5 Nc7 25. Kf2 b5 26. Bb3 Bb7 27. Rah1 Rg7 28. Bf4 Kd7 29. Rh6 Rh8 30. Qa2 c5 31. axb5 cxd4 32. Rd1 Rd8 33. Rxd4+ Ke8 34. Bxe6 Nxb5 35. Rxd8+ Qxd8 36. Bxf5 Bd5 37. Qd2 Rc7 38. Rxh7 1-0

[Event "Berlin Eckbauer op 13th"]
[Site "Berlin"]
[Date "2010.11.01"]
[Round "7.4"]
[White "Viehweger, Martin"]
[Black "Biebelmann, Gerd"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "2042"]
[BlackElo "1927"]
[PlyCount "75"]
[EventDate "2010.09.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 0-0 9. 0-0 Nc6 10. Bb2 a6 11. a4 Rb8 12. dxc5 Qa5 13. Rb1 Qxc5 14. Qd5 Qxd5 15. exd5 Ne5 16. Bb3 Bf5 17. Rbd1 b5 18. Ba3 Rfe8 19. Nd4 Bd7 20. axb5 axb5 21. h3 Bf6 22. Rfe1 Rbc8 23. Bb4 Nc4 24. Re2 Bxd4 25. Rxd4 e6 26. d6 Rc6 27. Ra2 e5 28. Rd5 Be6 29. Bxc4 Rxc4 30. Rxe5 Rd8 31. Ra7 Rc6 32. Rxb5 Kg7 33. Rbb7 Bd5 34. Rc7 Rxc7 35. Rxc7 Kf6 36. c4 Ba8 37. Re7 Rc8 38. Bc3+ 1-0

[Event "Berlin Eckbauer op 13th"]
[Site "Berlin"]
[Date "2010.10.11"]
[Round "5.8"]
[White "Grosse, Michael"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "1907"]
[BlackElo "2042"]
[PlyCount "30"]
[EventDate "2010.09.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 c5 3. Bb2 Nc6 4. e3 Nf6 5. Bb5 Bd7 6. 0-0 e6 7. d3 Qc7 8. Nbd2 Nb4 9. Bxd7+ Nxd7 10. a3 Nc6 11. e4 d4 12. Qe2 h6 13. Rae1 e5 14. Nh4 Qd8 15. g3 Be7 1/2-1/2

[Event "Berlin Eckbauer op 13th"]
[Site "Berlin"]
[Date "2010.10.04"]
[Round "4.2"]
[White "Viehweger, Martin"]
[Black "Kohler, Thomas"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2042"]
[BlackElo "2246"]
[PlyCount "19"]
[EventDate "2010.09.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Na6 7. h4 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Nd5 1/2-1/2

[Event "Berlin Eckbauer op 13th"]
[Site "Berlin"]
[Date "2010.09.27"]
[Round "3.10"]
[White "Fleischmann, Klaus"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1835"]
[BlackElo "2042"]
[PlyCount "26"]
[EventDate "2010.09.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. Na3 Nf6 4. Nxc4 Bf5 5. g3 e6 6. Bg2 Nbd7 7. 0-0 Be7 8. d3 0-0 9. Nd4 c6 10. Nxf5 exf5 11. Bg5 Nc5 12. Qc2 Ne6 13. Qb3 Nxg5 0-1

[Event "Berlin Eckbauer op 13th"]
[Site "Berlin"]
[Date "2010.09.20"]
[Round "2.17"]
[White "Viehweger, Martin"]
[Black "Kleemeyer, Olaf"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2042"]
[BlackElo "1650"]
[PlyCount "45"]
[EventDate "2010.09.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Ba3 0-0 8. Bc4 Nd7 9. Qb3 Re8 10. Bxf7+ Kh8 11. Bxe8 Qxe8 12. Nf3 Nf6 13. 0-0 c6 14. Ng5 h6 15. Ne6 Qd7 16. Nxg7 Kxg7 17. Rae1 Qc7 18. e5 Nd5 19. c4 Nf4 20. Qf3 Ne6 21. d5 cxd5 22. cxd5 Nd4 23. Qd3 1-0

[Event "Berlin Eckbauer op 13th"]
[Site "Berlin"]
[Date "2010.09.13"]
[Round "1.12"]
[White "Hennings, Dirk"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1744"]
[BlackElo "2042"]
[PlyCount "35"]
[EventDate "2010.09.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. 0-0 g6 7. Bc4 Bg7 8. Bf4 Nf6 9. e5 dxe5 10. Qxd8+ Nxd8 11. Nxe5 0-0 12. Re1 Ne6 13. Bg3 Ng5 14. Bh4 Ne6 15. Nd2 b5 16. Bxb5 Nc7 17. Bc6 Rb8 18. Bg3 1/2-1/2

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.08"]
[Round "7"]
[White "Offermann, Fernando"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2082"]
[PlyCount "74"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Be3 e6 7. Qd2 Nf6 8. f3 Be7 9. 0-0-0 Bd7 10. g4 0-0 11. g5 Nh5 12. Rg1 b5 13. f4 g6 14. Be2 Ng7 15. Bf3 Rc8 16. Qf2 Nb4 17. a3 Nc6 18. Nb3 Rb8 19. h4 a5 20. h5 b4 21. axb4 axb4 22. Nb1 Na5 23. N1d2 Nxb3+ 24. Nxb3 Ba4 25. Rd3 Bb5 26. Rd4 e5 27. fxe5 Ne6 28. Rd2 Qc7 29. Qh2 dxe5 30. hxg6 fxg6 31. Bg4 Nf4 32. Bxf4 Rxf4 33. Be6+ Kh8 34. Qh6 Rbf8 35. Rh2 Rf1+ 36. Rxf1 Rxf1+ 37. Kd2 Qd8+ 0-1

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.07"]
[Round "5"]
[White "Koenig, Frank"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2012"]
[PlyCount "49"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 d5 3. Bg2 Nc6 4. 0-0 e5 5. d3 Bd6 6. Nbd2 Nge7 7. e4 d4 8. Nc4 Bc7 9. a4 0-0 10. Nh4 Be6 11. g4 Ng6 12. Nxg6 fxg6 13. Nd2 Qd7 14. h3 h5 15. f3 Rf7 16. Nb3 b6 17. Bd2 a5 18. Nc1 Raf8 19. Ne2 Qe7 20. Qe1 h4 21. g5 Nb4 22. Rc1 Na2 23. Rb1 Nb4 24. Rc1 Na2 25. Ra1 1/2-1/2

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.07"]
[Round "6"]
[White "Viehweger, Martin"]
[Black "Mueller, Reinhard"]
[Result "1-0"]
[ECO "C01"]
[BlackElo "2041"]
[PlyCount "97"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. Bd3 Nc6 6. c3 Bd6 7. Be3 Nge7 8. Nbd2 Nf5 9. Qc2 Nxe3 10. fxe3 Qe7 11. 0-0-0 0-0-0 12. Rde1 Kb8 13. e4 dxe4 14. Rxe4 Qd7 15. Rhe1 Bf5 16. Rh4 Bxd3 17. Qxd3 h6 18. Nc4 Rhe8 19. Rhe4 Rxe4 20. Qxe4 a6 21. Nxd6 Qxd6 22. Ne5 Nxe5 23. Qxe5 Qg6 24. Qe4 Rd6 25. Qxg6 Rxg6 26. g3 Rf6 27. Re2 Kc8 28. Kd2 Kd7 29. a4 Kd6 30. Kd3 b5 31. axb5 axb5 32. b3 Rf1 33. c4 bxc4+ 34. bxc4 f5 35. d5 f4 36. Re6+ Kd7 37. gxf4 Rxf4 38. Rg6 Rf7 39. Kd4 Re7 40. c5 Ke8 41. Re6 Rxe6 42. dxe6 c6 43. Ke5 Ke7 44. Kf5 h5 45. h4 g6+ 46. Kxg6 Kxe6 47. Kxh5 Kf5 48. Kh6 Kf6 49. h5 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.06"]
[Round "4"]
[White "Viehweger, Martin"]
[Black "Mahler, Sonja"]
[Result "1-0"]
[ECO "A84"]
[PlyCount "65"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 e6 5. e3 Be7 6. Nf3 0-0 7. Rc1 Ne4 8. Bd3 f5 9. 0-0 Nd7 10. Ne5 g5 11. Nxd7 Bxd7 12. Be5 Be8 13. f3 Nd6 14. cxd5 cxd5 15. Qb3 Bc6 16. e4 Nf7 17. exd5 Nxe5 18. dxe5 exd5 19. Ne2 Qd7 20. Nd4 Ba4 21. Bb5 Bxb3 22. Bxd7 Bc4 23. Rfd1 Rad8 24. e6 Kg7 25. b3 Ba6 26. a4 b6 27. Nc6 Kf6 28. Rxd5 Bb7 29. a5 Bc5+ 30. Rdxc5 bxc5 31. e7 Bxc6 32. exf8Q+ Rxf8 33. Bxc6 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.05"]
[Round "3"]
[White "Kunow, Frank"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2108"]
[PlyCount "71"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 c5 3. Nf3 Nc6 4. e3 Nf6 5. dxc5 Bg4 6. Be2 Qa5+ 7. Nbd2 Ne4 8. 0-0 Bxf3 9. Nxf3 Nxg5 10. Nxg5 e6 11. a3 Qxc5 12. b4 Qd6 13. Qd2 Be7 14. Nf3 0-0 15. Rfd1 Rfd8 16. Rab1 Rac8 17. Qe1 Ne5 18. Nd4 a6 19. e4 Nc4 20. exd5 Qxd5 21. Bf3 Qg5 22. Bxb7 Rc7 23. Bxa6 Nxa3 24. Nf3 Qf6 25. Rxd8+ Bxd8 26. Rd1 Nxc2 27. Qd2 Be7 28. b5 Nb4 29. h3 Nxa6 30. bxa6 Ra7 31. Rb1 g6 32. Qa5 e5 33. Rb3 Bd8 34. Rb8 Rd7 35. Qxe5 Qxa6 36. Qe8+ 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.05"]
[Round "2"]
[White "Viehweger, Martin"]
[Black "Schiebler, Marc"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "57"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 e5 7. d5 Nh5 8. Ng3 Nf4 9. 0-0 Nxd3 10. Qxd3 Na6 11. a3 Nc5 12. Qc2 h5 13. f4 h4 14. Nge2 f5 15. fxe5 dxe5 16. Be3 Na6 17. b4 f4 18. Nxf4 exf4 19. Bxf4 g5 20. Be3 Rxf1+ 21. Rxf1 c6 22. e5 cxd5 23. Nxd5 Be6 24. Nf6+ Bxf6 25. Rxf6 Bf7 26. Rh6 Qe8 27. Qh7+ Kf8 28. Qf5 Qa4 29. Rh8+ 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2005.05.04"]
[Round "1"]
[White "Dauth, Benjamin"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2266"]
[PlyCount "27"]
[EventDate "2005.05.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Bc5 6. Nb3 Bb6 7. Nc3 Qf6 8. c5 Bc7 9. Be3 Nge7 10. Qd2 h6 11. f4 e5 12. f5 0-0 13. h4 d5 14. Bg5 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.23"]
[Round "7.46"]
[White "Glantz, Robert"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "B32"]
[PlyCount "109"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qxf6 Nxf6 9. f3 d5 10. exd5 Nxd5 11. Bd2 Bf5 12. Na3 0-0 13. Bc4 Rfd8 14. 0-0-0 b5 15. Bxd5 Rxd5 16. Be3 Rad8 17. Bb6 Rxd1+ 18. Rxd1 Rxd1+ 19. Kxd1 Nb4 20. c4 Bd3 21. cxb5 axb5 22. Kd2 Bf1 23. Ke1 Bxg2 24. Kf2 Bh3 25. Nxb5 Bd7 26. Nd6 Nd3+ 27. Ke3 Nxb2 28. Kd2 h5 29. Ke3 f6 30. Kf2 Na4 31. Ba5 g5 32. Ne4 Kf7 33. Bd8 f5 34. Nxg5+ Kg6 35. Nh3 Nc3 36. a3 Nb1 37. Be7 Nc3 38. Ng1 Bb5 39. Bb4 Nd1+ 40. Kg3 Bf1 41. h4 f4+ 42. Kh2 Ne3 43. Be7 Nf5 44. Bd8 Nd4 45. a4 Kf5 46. Bb6 Ke6 47. a5 Kd5 48. Bc7 Nf5 49. Bd8 Kd4 50. Bf6 Ke3 51. Bxe5 Nxh4 52. Bc3 Nxf3+ 53. Nxf3 Kxf3 54. Be1 Ba6 55. Kh3 1/2-1/2

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.22"]
[Round "5"]
[White "Kunow, Frank"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2106"]
[PlyCount "86"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. Nbd2 c5 5. e3 Nbd7 6. c4 Be7 7. a3 0-0 8. dxc5 Nxc5 9. b4 Nce4 10. Nxe4 dxe4 11. Qxd8 Rxd8 12. Nd4 a5 13. b5 e5 14. Nb3 Be6 15. Be2 Rd7 16. 0-0 a4 17. Nc1 Rc8 18. Na2 Bxc4 19. Bxf6 Bxe2 20. Rfe1 gxf6 21. Rxe2 Bxa3 22. g3 Rd5 23. Rb1 Rcc5 24. b6 f5 25. Nb4 Bxb4 26. Rxb4 Ra5 27. Ra2 a3 28. g4 fxg4 29. Rxe4 Rdb5 30. Rxg4+ Kf8 31. Kg2 Rxb6 32. Rc4 Ke7 33. Rc3 Rba6 34. Rc7+ Kd6 35. Rxb7 e4 36. Rb3 Kd5 37. Rc3 Ke5 38. Rc7 Ra7 39. Rc6 f5 40. Rc8 f4 41. Re8+ Kd5 42. exf4 Rg7+ 43. Kf1 Rf7 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.22"]
[Round "6"]
[White "Viehweger, Martin"]
[Black "Krawatzki, Armin"]
[Result "0-1"]
[ECO "E70"]
[PlyCount "86"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 e5 6. d5 0-0 7. Nge2 Na6 8. 0-0 Nc5 9. Bc2 a5 10. f4 Bg4 11. h3 Bxe2 12. Qxe2 Nh5 13. Qf3 exf4 14. Ne2 Qh4 15. Nxf4 Nxf4 16. Bxf4 Qf6 17. b3 Qb2 18. Rac1 Rad8 19. Bb1 a4 20. Rc2 Qd4+ 21. Be3 Qxe4 22. Qxe4 Nxe4 23. Bf4 axb3 24. axb3 Nc5 25. b4 Nd3 26. Bd2 Bd4+ 27. Kh2 Bg7 28. Ra2 Ne5 29. c5 Ra8 30. Rc2 Rfc8 31. Re1 Nd3 32. Rf1 Ra3 33. cxd6 Be5+ 34. g3 Bxd6 35. Rf3 Ra1 36. Rxd3 Rxb1 37. Kg2 Re8 38. Kf2 Rd1 39. Rb2 Re5 40. b5 Bc5+ 41. Kf3 Rf1+ 42. Kg4 h5+ 43. Kh4 Be7+ 0-1

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.21"]
[Round "4"]
[White "Viehweger, Martin"]
[Black "Hornemann, Stephan"]
[Result "1-0"]
[ECO "A85"]
[PlyCount "78"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. Nc3 d5 4. Nf3 Nf6 5. Bg5 c6 6. e3 Bd6 7. Bd3 0-0 8. h4 Qe8 9. Bxf6 Rxf6 10. h5 Nd7 11. Qc2 Rh6 12. 0-0-0 Nf6 13. cxd5 exd5 14. Bxf5 Rxh5 15. Bd3 Bg4 16. Kb1 Rd8 17. Rde1 Rd7 18. Nd2 Re7 19. f3 Bc8 20. e4 Bb4 21. e5 g6 22. Ne2 Bxd2 23. Qxd2 Rxh1 24. Rxh1 Nd7 25. Nf4 Nf8 26. g4 Qf7 27. Qe3 b6 28. Ne2 Be6 29. Rg1 Kh8 30. f4 Bc8 31. Qf3 c5 32. dxc5 bxc5 33. Nc3 a6 34. Nxd5 Bb7 35. Be4 Rd7 36. Nf6 Bxe4+ 37. Qxe4 Rd4 38. Qf3 Qc4 39. Rc1 Qb4 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.20"]
[Round "3"]
[White "Ochtman, Henk"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2165"]
[PlyCount "95"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. Nf3 Qb6 6. a3 c4 7. g3 Na5 8. Nbd2 Bd7 9. Bh3 Ne7 10. 0-0 Ng6 11. Ne1 h5 12. Ng2 Be7 13. f4 0-0-0 14. Ne3 h4 15. g4 Rdf8 16. Qc2 Bd8 17. Rb1 Ne7 18. Nf3 Nb3 19. Qf2 a5 20. Ng2 a4 21. Be3 Ng6 22. f5 Ne7 23. Ngxh4 exf5 24. gxf5 g6 25. Kh1 Nxf5 26. Bxf5 gxf5 27. Rg1 Rh5 28. Rg7 Be6 29. Ng2 Rfh8 30. Nf4 R5h7 31. Rxh7 Rxh7 32. Qg3 Rh8 33. Qg7 Re8 34. h4 Na5 35. h5 Qb3 36. h6 Qc2 37. Re1 Qxb2 38. h7 Qxa3 39. h8Q Rxh8+ 40. Qxh8 Qxc3 41. Ng2 Nb3 42. Bg5 Qa5 43. Ne3 a3 44. Re2 f4 45. Nc2 Bg4 46. Nce1 b5 47. Rg2 b4 48. Rxg4 1-0

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.20"]
[Round "2"]
[White "Viehweger, Martin"]
[Black "Schmidt, Peter2222"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "2138"]
[PlyCount "56"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. c3 Nf6 5. Bd3 0-0 6. 0-0 Nc6 7. Nbd2 e5 8. d5 Ne7 9. c4 a5 10. a4 Nd7 11. Nb3 b6 12. Bg5 h6 13. Bxe7 Qxe7 14. Qc2 Nf6 15. Nbd2 Nh5 16. g3 f5 17. Nh4 Qg5 18. Ndf3 Qf6 19. b4 axb4 20. Rfb1 f4 21. Rxb4 g5 22. Ng2 fxg3 23. fxg3 Qxf3 24. Rf1 Qg4 25. Rxf8+ Bxf8 26. Be2 Qh3 27. g4 Nf4 28. Nxf4 gxf4 0-1

[Event "Berlin Unicorn op"]
[Site "Berlin"]
[Date "2004.05.19"]
[Round "1"]
[White "Ankhchimeg, Bayanmunkh"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2225"]
[PlyCount "62"]
[EventDate "2004.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 100 Extra"]
[Source "ChessBase"]
[SourceDate "2004.07.06"]
[SourceVersion "2"]
[SourceVersionDate "2004.07.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Qg6 9. Nc3 Nge7 10. Be3 b5 11. f3 0-0 12. Qd2 d6 13. h4 h5 14. 0-0-0 Rd8 15. g4 Be6 16. Bh3 Rac8 17. Rdg1 d5 18. gxh5 Qxh5 19. Bxe6 fxe6 20. Rg5 Qf7 21. Bb6 Rd7 22. Rhg1 d4 23. Nd1 Kh8 24. Nf2 Ng8 25. Ng4 Nf6 26. Nxe5 Nxe5 27. Rxe5 Rd6 28. Bxd4 Qd7 29. Reg5 Rxd4 30. Qg2 Rd8 31. b3 Rd1+ 0-1

[Event "Berlin op 04"]
[Site "Berlin"]
[Date "2004.04.15"]
[Round "6"]
[White "Viehweger, Martin"]
[Black "Pohl, Mathias"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "1815"]
[BlackElo "1868"]
[PlyCount "76"]
[EventDate "2004.04.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 c6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 Re8 9. Qc2 Nf8 10. c5 Nh5 11. Bf4 Nxf4 12. exf4 Qc7 13. g3 b6 14. b4 a5 15. a3 bxc5 16. bxc5 Ba6 17. Bxa6 Rxa6 18. Rab1 Raa8 19. Na4 Rab8 20. Rxb8 Rxb8 21. Rb1 Nd7 22. Ne5 Nxe5 23. fxe5 f6 24. f4 fxe5 25. fxe5 Bg5 26. Kg2 Rf8 27. Qe2 Qf7 28. h4 Bxh4 29. Rb6 Bxg3 30. Kxg3 Qf4+ 31. Kh3 Qh6+ 32. Kg3 Rf5 33. Rb8+ Kf7 34. Rb7+ Ke8 35. Rb8+ Ke7 36. Rb7+ Kd8 37. Nb6 Rg5+ 38. Kf3 Qh3+ 0-1

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2002.06.02"]
[Round "?"]
[White "Viehweger, Martin"]
[Black "Reichel, Matti"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1391"]
[BlackElo "1359"]
[PlyCount "90"]
[EventDate "2002.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 a6 6. a4 0-0 7. e3 dxc4 8. Bxc4 c5 9. 0-0 Nc6 10. dxc5 Bxc5 11. Bg5 Be7 12. Qxd8 Rxd8 13. Rfd1 Bd7 14. e4 h6 15. Bh4 Be8 16. h3 Kf8 17. Kf1 Nd7 18. Bxe7+ Kxe7 19. Nd4 Nc5 20. Nxc6+ Bxc6 21. Re1 Rd4 22. b3 Nxe4 23. Nxe4 Bxe4 24. Re3 Rad8 25. Rc1 Bd3+ 26. Bxd3 Rxd3 27. Rxd3 Rxd3 28. Rc7+ Rd7 29. Rc3 Kd6 30. Ke2 Rc7 31. Rf3 b5 32. axb5 axb5 33. Kd2 e5 34. Rd3+ Ke6 35. Re3 f5 36. g3 b4 37. f3 Rd7+ 38. Ke2 Rd4 39. g4 f4 40. Rd3 Rxd3 41. Kxd3 Kd5 42. h4 g6 43. Ke2 e4 44. Kf2 e3+ 45. Ke2 Kd4 0-1

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2002.04.21"]
[Round "?"]
[White "Viehweger, Martin"]
[Black "Balz, Christian"]
[Result "1-0"]
[ECO "A71"]
[WhiteElo "1391"]
[BlackElo "1343"]
[PlyCount "97"]
[EventDate "2002.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Bg5 g6 7. e4 Bg7 8. Nf3 0-0 9. Bd3 a6 10. 0-0 b5 11. b3 h6 12. Bxf6 Bxf6 13. Rc1 Nd7 14. Rc2 Ne5 15. Nxe5 Bxe5 16. Qd2 Kh7 17. Ne2 Bg4 18. f3 Bd7 19. f4 Bg7 20. f5 Qe7 21. Kh1 Be5 22. Ng1 g5 23. g3 Rae8 24. Nf3 Bg7 25. f6 Bxf6 26. e5+ Kg8 27. exf6 Qxf6 28. h4 gxh4 29. Nxh4 Qe5 30. Qg2 Qd4 31. Rd2 Qe5 32. Kh2 Qg5 33. Qf2 Re5 34. Bc2 Rxd5 35. Rxd5 Qxd5 36. Kg1 Qe5 37. Re1 Qc3 38. Re7 Be6 39. Qe2 Qxg3+ 40. Ng2 Qg5 41. Ra7 Bh3 42. Qe4 Qxg2+ 43. Qxg2+ Bxg2 44. Kxg2 Re8 45. Kf2 Kg7 46. a3 Re6 47. Rxa6 d5 48. Rxe6 fxe6 49. a4 1-0

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2002.04.13"]
[Round "?"]
[White "Ramp, Oliver"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1406"]
[BlackElo "1391"]
[PlyCount "95"]
[EventDate "2002.10.??"]
[EventType "team"]
[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. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 0-0 8. 0-0 Re8 9. Nxc6 Qxc6 10. Bxc5 Qxc5 11. Nd2 Ng6 12. Bd3 d6 13. Re1 Ne5 14. Nb3 Qb6 15. Bc2 Re6 16. Qd4 c5 17. Qd1 Rg6 18. f4 Nf3+ 19. Qxf3 Qc6 20. Rf1 Bg4 21. Qe3 f5 22. exf5 Bxf5 23. Rf2 Re6 24. Qd2 Bxc2 25. Qxc2 Rae8 26. Rd1 Re1+ 27. Rxe1 Rxe1+ 28. Rf1 Qe4 29. Qxe4 Rxe4 30. Rd1 Re2 31. Rd2 Re6 32. Kf2 Kf7 33. g3 b6 34. Na1 Kf6 35. Re2 Rxe2+ 36. Kxe2 Kf5 37. Kf3 h5 38. Nc2 d5 39. b4 a6 40. h3 g6 41. g4+ hxg4+ 42. hxg4+ Kf6 43. bxc5 bxc5 44. Ne3 Ke6 45. f5+ gxf5 46. Nxf5 Ke5 47. Ke3 Ke6 48. Kf4 1-0

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2002.01.26"]
[Round "?"]
[White "Karlstedt, Florian"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "1268"]
[BlackElo "1391"]
[PlyCount "108"]
[EventDate "2002.10.??"]
[EventType "team"]
[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 a6 4. Ba4 Nf6 5. d3 d6 6. Bg5 Be7 7. h3 0-0 8. Qd2 Be6 9. Nh4 Nd7 10. Nf3 Nb6 11. Bb3 Bxb3 12. axb3 Bxg5 13. Nxg5 Nd4 14. Nf3 Nxf3+ 15. gxf3 Qh4 16. Nc3 f5 17. 0-0-0 fxe4 18. Nxe4 Rxf3 19. Rhg1 Qf4 20. Qxf4 Rxf4 21. Rg3 d5 22. Nc5 Rxf2 23. Ne6 g6 24. h4 Rh2 25. Rf1 Rxh4 26. Rgf3 h5 27. Rf7 Rf4 28. Rg7+ Kh8 29. Re1 Rf6 30. Re7 e4 31. dxe4 dxe4 32. c4 a5 33. Rxe4 a4 34. Nxc7 Rf1+ 35. Kd2 Rd8+ 36. Ke2 Rfd1 37. Re8+ Kh7 38. R8e7+ Kh6 39. R4e6 R1d2+ 40. Ke3 R2d3+ 41. Ke4 R8d4+ 42. Ke5 Nd7+ 43. Rxd7 Rxd7 44. Nd5 Rxb3 45. Re8 Kg5 46. Nf6 Rc7 47. Ne4+ Kh4 48. Rf8 Re7+ 49. Kd4 g5 50. Rf2 g4 51. Rh2+ Rh3 52. Rf2 b6 53. Rf5 Rf3 54. Rb5 Rf4 0-1

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2002.01.13"]
[Round "?"]
[White "Viehweger, Martin"]
[Black "Krugljakow, Leonid"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "1391"]
[BlackElo "1429"]
[PlyCount "94"]
[EventDate "2002.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bg5 0-0 6. Bxf6 Qxf6 7. e3 b6 8. Qc2 Bb7 9. cxd5 exd5 10. Bd3 h6 11. 0-0 c6 12. Ne2 Nd7 13. a3 Bd6 14. e4 dxe4 15. Bxe4 Rfe8 16. Rfe1 Rad8 17. Nc3 Ba8 18. Bf5 Re7 19. Rxe7 Qxe7 20. Re1 Qf8 21. Ne4 Be7 22. b4 Nf6 23. Qb3 Nxe4 24. Bxe4 Bf6 25. Ne5 Bxe5 26. dxe5 c5 27. Bxa8 Rxa8 28. e6 fxe6 29. Qxe6+ Kh8 30. Qe7 cxb4 31. Qxf8+ Rxf8 32. axb4 Rd8 33. f3 Rd4 34. Rb1 a5 35. bxa5 bxa5 36. Ra1 a4 37. Kf2 Rb4 38. g4 g5 39. Kg3 Kg7 40. Kf2 Kf6 41. Kg3 Ke5 42. h4 gxh4+ 43. Kxh4 Kf4 44. Ra3 Rb1 45. Rxa4+ Kxf3 46. Ra3+ Kf4 47. Ra4+ Kf3 1/2-1/2

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2001.12.09"]
[Round "?"]
[White "Ryll, Henning"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1687"]
[BlackElo "1391"]
[PlyCount "73"]
[EventDate "2002.10.??"]
[EventType "team"]
[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. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 d6 8. 0-0 0-0 9. Nb5 Bxe3 10. fxe3 Qg5 11. Rf3 Bg4 12. Rg3 Bxe2 13. Qxe2 Qe5 14. Nxc7 Rac8 15. Nb5 a6 16. Nd4 Qxe4 17. Nd2 Nxd4 18. cxd4 Qc2 19. Rf1 Ng6 20. Qe1 Qxb2 21. Ne4 d5 22. Ng5 Qxa2 23. Rgf3 Rc2 24. Qg3 Qb2 25. h4 h6 26. h5 Rxg2+ 27. Qxg2 Qxg2+ 28. Kxg2 Nh4+ 29. Kg3 Nxf3 30. Nxf3 f6 31. Nh4 b5 32. Nf5 Kh7 33. Ne7 Rd8 34. Rf5 Rb8 35. Rxd5 Rb7 36. Ng6 b4 37. Rd8 1-0

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2001.11.17"]
[Round "?"]
[White "Viehweger, Martin"]
[Black "Wieland, Bettina"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1391"]
[BlackElo "1478"]
[PlyCount "55"]
[EventDate "2002.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. Nc3 Nc6 5. e4 Bg4 6. Be3 Bxf3 7. gxf3 Qd7 8. f4 Nh6 9. Qd2 f5 10. d5 Nd8 11. Bh3 e6 12. Rg1 0-0 13. 0-0-0 fxe4 14. Nxe4 Nf5 15. Bxf5 Rxf5 16. Ng3 Rf7 17. h4 exd5 18. Qxd5 Nc6 19. a3 Qd8 20. Ne4 Ne7 21. Qe6 h6 22. h5 gxh5 23. Qxh6 Nf5 24. Qxh5 Kf8 25. Ng5 Re7 26. Nh7+ Kg8 27. Nf6+ Kf8 28. Qxf5 1-0

[Event "JBLN Ost 0102"]
[Site "Germany"]
[Date "2001.10.20"]
[Round "?"]
[White "Kunth, Andreas"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1655"]
[BlackElo "1391"]
[PlyCount "17"]
[EventDate "2002.10.??"]
[EventType "team"]
[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. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. f4 Qxc6 7. Bd3 d6 8. Qe2 Be6 9. Bb5 1-0

[Event "JBLN Ost 0001"]
[Site "Germany"]
[Date "2001.03.17"]
[Round "?"]
[White "Reichel, Matti"]
[Black "Viehweger, Martin"]
[Result "1-0"]
[ECO "C34"]
[WhiteElo "926"]
[BlackElo "828"]
[PlyCount "43"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. Bc4 Bc5 5. d4 Bb6 6. 0-0 d6 7. Bxf4 f6 8. Kh1 Bg4 9. c3 a6 10. Qb3 Na5 11. Bf7+ Kf8 12. Qc2 Kxf7 13. e5 Ke7 14. exf6+ Nxf6 15. Bg5 Bxf3 16. Rxf3 Qd7 17. Qe2+ Kf7 18. Nd2 d5 19. Raf1 Rae8 20. Qf2 Ke7 21. Rxf6 gxf6 22. Qxf6# 1-0

[Event "JBLN Ost 0001"]
[Site "Germany"]
[Date "2001.03.03"]
[Round "?"]
[White "Viehweger, Martin"]
[Black "Kasper, Andreas"]
[Result "1/2-1/2"]
[ECO "D93"]
[WhiteElo "828"]
[BlackElo "1651"]
[PlyCount "104"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. Nf3 g6 4. Nc3 Bg7 5. Bf4 c6 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 dxc4 9. Bxc4 Nb6 10. Bd3 Nbd5 11. Nxd5 Nxd5 12. Be5 Bg4 13. Bxg7 Kxg7 14. h3 Bxf3 15. Qxf3 Qb6 16. Bc4 Rad8 17. b3 Rd7 18. Rfd1 Rfd8 19. Rd2 e6 20. Rad1 Qa5 21. Bxd5 cxd5 22. Rc2 Rc7 23. Qe2 Rdc8 24. Rxc7 Qxc7 25. Rd2 Qc3 26. Qe1 Qc1 27. Qxc1 Rxc1+ 28. Kh2 f6 29. Kg3 Kf7 30. Kf3 Ke7 31. Ke2 Kd6 32. Kd3 e5 33. Rc2 Rxc2 34. Kxc2 exd4 35. exd4 h6 36. f3 Ke6 37. Kd3 f5 38. g3 g5 39. Ke3 h5 40. a3 b6 41. b4 b5 42. Kd3 Kd6 43. Kc3 f4 44. g4 hxg4 45. hxg4 Kc6 46. Kc2 Kb6 47. Kb3 a6 48. Kc3 Kc6 49. Kb3 Kb6 50. Kc3 Kc6 51. Kb3 Kb7 52. Kb2 Kc7 1/2-1/2

[Event "JBLN Ost 0001"]
[Site "Germany"]
[Date "2001.01.14"]
[Round "?"]
[White "Weisroch, Marcel"]
[Black "Viehweger, Martin"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1165"]
[BlackElo "828"]
[PlyCount "64"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "9"]
[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. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. Nc3 Qe6 8. d3 Bd6 9. Ne4 h6 10. Be3 b6 11. Qe2 Bd7 12. h3 0-0-0 13. Nfd2 f5 14. Nxd6+ Qxd6 15. f3 Rde8 16. a3 Qg6 17. 0-0-0 f4 18. Bg1 Nd4 19. Bxd4 exd4 20. Ne4 Re5 21. Rhg1 Rhe8 22. Qd2 Qf7 23. b3 Ra5 24. Qb4 Qd5 25. Kb2 Kb8 26. Qd2 Qf7 27. Rc1 Qf8 28. Ra1 Re6 29. Qf2 Rd5 30. g4 g5 31. Rge1 Bc6 32. h4 Rd7 1/2-1/2

[Event "JBLN Ost 0001"]
[Site "Germany"]
[Date "2000.11.26"]
[Round "?"]
[White "Drygalla, Alexander"]
[Black "Viehweger, Martin"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1547"]
[BlackElo "828"]
[PlyCount "112"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "9"]
[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. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. Bg5 Be7 8. 0-0-0 0-0 9. f3 Be6 10. h4 h6 11. Bd2 Nd7 12. Qf2 Ne5 13. g4 a6 14. Be2 b5 15. Rdg1 Qd7 16. h5 f6 17. f4 Nc4 18. Bxc4 Bxc4 19. Qg2 b4 20. Nd5 Bxd5 21. exd5 Qa4 22. Kb1 b3 23. axb3 Qd4 24. Re1 Bd8 25. Re6 Rb8 26. Be3 Qb4 27. Qe4 Qxe4 28. Rxe4 Rb5 29. Rd1 f5 30. gxf5 Kh7 31. Ra4 a5 32. Rad4 Rxf5 33. c4 Rxb3 34. Bd2 a4 35. Rh1 Bf6 36. Re4 Rxb2+ 37. Kc1 a3 38. Re3 a2 39. Ra3 Rb1+ 40. Kc2 Rxh1 41. Rxa2 Rh2 42. Kd3 Rfxh5 43. Ra7 R5h3+ 44. Be3 Kg6 45. Rxc7 Kf5 46. Rd7 Rf2 47. Rxd6 Rff3 48. Re6 Rxf4 49. Ke2 Rxc4 50. Kf2 Rc2+ 51. Kg1 Be5 52. Re8 Rxe3 53. Kf1 Rf3+ 54. Ke1 Bc3+ 55. Kd1 Rd2+ 56. Ke1 Rb2+ 0-1

