[Event "Liechtenstein op 17th"]
[Site "Schaan"]
[Date "1999.??.??"]
[Round "4"]
[White "Van der Weide, Karel"]
[Black "Wiedemann, Franz"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2470"]
[BlackElo "2185"]
[PlyCount "96"]
[EventDate "1999.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LIE"]
[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 Nf6 5. Nf3 Bf5 6. Bc4 c6 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ gxf6 10. c3 Rg8 11. Qe2 Be7 12. Nh4 Bg4 13. f3 f5 14. fxg4 Bxh4+ 15. g3 Rxg4 16. 0-0-0 Bg5 17. Rhf1 Bxd2+ 18. Rxd2 Qe7 19. Rd3 Nd7 20. Re3 Qg5 21. h4 Qh6 22. Rxf5 Rxg3 23. Rff3 Rxf3 24. Qxf3 Nb6 25. Bb3 Nd5 26. Bxd5 cxd5 27. h5 0-0-0 28. Kc2 f5 29. Re5 Kd7 30. c4 Rc8 31. b3 b6 32. Qe2 Qf6 33. Kd3 dxc4+ 34. bxc4 Rg8 35. d5 Rg3+ 36. Kc2 Qg5 37. dxe6+ Ke7 38. Qd1 Rg2+ 39. Re2 Rxe2+ 40. Qxe2 Qg4 41. Qf1 Qe4+ 42. Kc3 f4 43. Kb4 Kxe6 44. Qg1 f3 45. Qg8+ Ke5 46. Qb8+ Kd4 47. Qxa7 Qe1+ 48. Kb5 Qa5+ 0-1

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.10"]
[Round "17"]
[White "Kiffmeyer, Constanz"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "C68"]
[PlyCount "32"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. c3 Qd3 8. hxg4 hxg4 9. Nxe5 Bd6 10. Nxd3 Bh2+ 11. Kh1 Bg3+ 12. Kg1 Bh2+ 13. Kh1 Bf4+ 14. Kg1 Bh2+ 15. Kh1 Bd6+ 16. Kg1 Bh2+ 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.09"]
[Round "16"]
[White "Wiedemann, Franz"]
[Black "Peine, Thomas"]
[Result "1/2-1/2"]
[ECO "D10"]
[PlyCount "60"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. Nf3 Bd6 9. Bxd6 Qxd6 10. 0-0 Nf6 11. a3 Ne4 12. Nc3 Nxc3 13. Qxc3 0-0 14. b4 Rac8 15. Qb3 Rc7 16. Rac1 Rfc8 17. Qb2 Ne7 18. Ne5 Rxc1 19. Rxc1 Rxc1+ 20. Qxc1 f6 21. Nd3 Qc6 22. Qxc6 Nxc6 23. Nc5 Nd8 24. Kf1 Kf7 25. Ke2 Ke7 26. f4 Kd6 27. Kd3 f5 28. g3 b6 29. Nb3 Nf7 30. h4 h5 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.08"]
[Round "15"]
[White "Rostalski, Walter"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "A70"]
[PlyCount "70"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. Nd2 0-0 9. Bd3 Na6 10. 0-0 Nc7 11. h3 Rb8 12. a4 Nh5 13. Nc4 b6 14. Qc2 Ba6 15. Na3 Bxd3 16. Qxd3 Nf6 17. Bg5 h6 18. Bxf6 Qxf6 19. Nab5 Nxb5 20. Nxb5 a6 21. Nc3 Ra8 22. Rfb1 Rfb8 23. Qc4 Qd4 24. Qxd4 Bxd4 25. Kf1 Bxc3 26. bxc3 Rb7 27. Rb2 Rab8 28. Re1 b5 29. axb5 axb5 30. e5 b4 31. cxb4 dxe5 32. Rxe5 Rxb4 33. Rxb4 Rxb4 34. d6 Rd4 35. d7 Rxd7 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.07"]
[Round "14"]
[White "Wiedemann, Franz"]
[Black "Pommerening, Michael"]
[Result "1/2-1/2"]
[ECO "A55"]
[PlyCount "72"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. Bg5 Be7 6. e4 0-0 7. Be2 h6 8. Bh4 Nh7 9. Bxe7 Qxe7 10. 0-0 Kh8 11. Qc2 c6 12. b4 Ng5 13. Nxg5 Qxg5 14. dxe5 dxe5 15. a3 Nf6 16. Kh1 Bg4 17. Bxg4 Qxg4 18. Qd1 Qxd1 19. Raxd1 Rad8 20. f3 Kg8 21. Rxd8 Rxd8 22. Rd1 Rxd1+ 23. Nxd1 g6 24. Kg1 Kf8 25. Kf2 Ke7 26. Ke3 Nh5 27. g3 Ng7 28. Nc3 Ne6 29. Ne2 b5 30. c5 h5 31. h4 f6 32. Kd3 Kd7 33. Ke3 Ke7 34. Kd3 Kd7 35. Ke3 Ke7 36. Kd3 Kd7 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.06"]
[Round "13"]
[White "Schulze, Hubertus"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "A69"]
[PlyCount "53"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[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 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Qc2 Re8 10. Be2 Na6 11. 0-0 Bg4 12. h3 Bxf3 13. Bxf3 Nc7 14. g4 h6 15. Qf2 Nfxd5 16. Nxd5 Nxd5 17. Kh1 Nb4 18. Rd1 Qc7 19. Be3 Rad8 20. a3 Nc6 21. Rac1 b6 22. b4 Kh7 23. Rc2 Re7 24. Qh4 Ree8 25. b5 Ne7 26. f5 gxf5 27. Bxh6 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.05"]
[Round "12"]
[White "Wiedemann, Franz"]
[Black "Roeder, Frank"]
[Result "1/2-1/2"]
[ECO "D61"]
[PlyCount "45"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[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. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 0-0 7. Qc2 dxc4 8. Bxc4 b6 9. 0-0 Bb7 10. e4 a6 11. a3 c5 12. Rad1 b5 13. Ba2 b4 14. Bxf6 Bxf6 15. axb4 cxb4 16. Ne2 a5 17. b3 Qb6 18. Bb1 g6 19. Nd2 Rfc8 20. Nc4 Qb5 21. Qd2 Ba6 22. Bd3 Qb8 23. Nb2 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.04"]
[Round "11"]
[White "Wiedemann, Franz"]
[Black "Borngaesser, Rene"]
[Result "1/2-1/2"]
[ECO "D52"]
[PlyCount "50"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 exd5 8. Bd3 Ne4 9. Qc2 f5 10. Bf4 Be7 11. 0-0 0-0 12. Ne5 Nxe5 13. Bxe5 Bd7 14. Bxe4 fxe4 15. Qb3 Qb6 16. Qxb6 axb6 17. a4 Bb4 18. Na2 Be7 19. Nc3 Bb4 20. Na2 Be7 21. Nc3 Bb4 22. Na2 Be7 23. Nc3 Bb4 24. Na2 Be7 25. Nc3 Bb4 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.03"]
[Round "10"]
[White "Floeel, Helmut"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "B13"]
[PlyCount "40"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5 7. Qd2 e5 8. Bxf6 gxf6 9. Nxd5 Qxd2+ 10. Kxd2 Bh6+ 11. Kd1 0-0 12. Nxf6+ Kg7 13. dxe5 Nxe5 14. Nd5 Rd8 15. Ke1 b5 16. Nc7 Be6 17. Nxa8 Bd2+ 18. Kd1 Bg5+ 19. Ke1 Bd2+ 20. Kd1 Bg5+ 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.02"]
[Round "9"]
[White "Wiedemann, Franz"]
[Black "Schmidt, Bodo"]
[Result "1-0"]
[ECO "E10"]
[PlyCount "75"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. Bf4 Bd6 8. Bxd6 Qxd6 9. e3 Bb7 10. Be2 0-0 11. 0-0 e5 12. Nfd2 e4 13. Nb3 Nbd7 14. Qd2 Ne5 15. Nc3 Nfg4 16. Bxg4 Nxg4 17. g3 Qh6 18. h4 Ne5 19. Kg2 d4 20. Nxc5 Nf3 21. Qd1 Rf5 22. Nxb7 Nxh4+ 23. gxh4 Qxh4 24. Ne2 dxe3 25. Ng3 Rf3 26. Nd6 Raf8 27. Ndxe4 exf2 28. Rc1 R3f4 29. Rc2 Re8 30. Qd5+ Kh8 31. Rcxf2 Rxf2+ 32. Rxf2 h6 33. Qf5 Qd8 34. Qg6 a6 35. bxa6 Qa8 36. Kh2 Rc8 37. Rf7 Rg8 38. Nf6 1-0

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.08.01"]
[Round "8"]
[White "Kornrumpf, Joachim"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "D52"]
[PlyCount "46"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 c6 6. e3 Qa5 7. Nd2 Bb4 8. Bxf6 Nxf6 9. Qc2 0-0 10. Bd3 Re8 11. 0-0 Bd6 12. Nf3 h6 13. Rac1 dxc4 14. Bxc4 e5 15. dxe5 Bxe5 16. h3 Bc7 17. Rfd1 Qh5 18. Rd4 g5 19. g4 Nxg4 20. hxg4 Bxg4 21. Bxf7+ Kxf7 22. Qh7+ Kf8 23. Qh8+ Kf7 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.31"]
[Round "7"]
[White "Wiedemann, Franz"]
[Black "Middendorf, Ferdinand"]
[Result "1/2-1/2"]
[ECO "B15"]
[PlyCount "42"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. e5 h5 5. Bd3 Nh6 6. Nce2 c5 7. c3 Nc6 8. h3 cxd4 9. cxd4 Qb6 10. Nf3 Bf5 11. 0-0 Bg7 12. a3 e6 13. b4 0-0 14. Bg5 Rfc8 15. Qd2 Bxd3 16. Qxd3 Kf8 17. Rfc1 Nf5 18. Rc3 Nce7 19. Rac1 Rxc3 20. Nxc3 a6 21. Ne2 Nc6 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.30"]
[Round "6"]
[White "Malcher, Werner"]
[Black "Wiedemann, Franz"]
[Result "1-0"]
[ECO "A72"]
[PlyCount "45"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[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 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Bf4 0-0 9. Nd2 Re8 10. Be2 a6 11. a4 Qc7 12. 0-0 Nbd7 13. Qc2 Ne5 14. h3 Re7 15. Bg3 Ne8 16. f4 Nd7 17. Nc4 f6 18. Rad1 Rb8 19. Ne3 f5 20. e5 dxe5 21. d6 Nxd6 22. Ncd5 Qd8 23. Bh4 1-0

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.29"]
[Round "5"]
[White "Feustel, Bernd"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "A11"]
[PlyCount "67"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. cxd5 exd5 4. g3 Nf6 5. Bg2 Bd6 6. 0-0 0-0 7. d3 Bg4 8. Nc3 c6 9. Bg5 h6 10. Bxf6 Qxf6 11. Qa4 h5 12. h4 Nd7 13. Nh2 Ne5 14. f4 Ng6 15. e4 Bc5+ 16. Kh1 dxe4 17. Nxe4 Qd4 18. Qc2 Bb6 19. Nxg4 hxg4 20. Qd1 Ne7 21. Ng5 Nd5 22. Qxg4 Bd8 23. Rae1 Bxg5 24. hxg5 Ne3 25. Rxe3 Qxe3 26. Be4 Rfe8 27. Qh5 Rxe4 28. dxe4 Qxe4+ 29. Kg1 Qd4+ 30. Rf2 Re8 31. Qg4 Re1+ 32. Kg2 Qe4+ 33. Qf3 Qb1 34. a3 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.28"]
[Round "4"]
[White "Wiedemann, Franz"]
[Black "Bastian, Herbert"]
[Result "1/2-1/2"]
[ECO "E77"]
[PlyCount "76"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Na6 10. 0-0 Nc7 11. Bd3 a6 12. a4 b6 13. Rb1 Rb8 14. b4 cxb4 15. Rxb4 Nd7 16. Ne4 Nc5 17. Nxc5 dxc5 18. Rb1 Bg4 19. Bb2 Bxb2 20. Rxb2 Qf6 21. Qd2 Bxf3 22. Rxf3 b5 23. cxb5 Nxd5 24. Be4 Nb6 25. Ra2 axb5 26. axb5 Rfd8 27. Qc1 Qd4+ 28. Qe3 Qxe3+ 29. Rxe3 Nc4 30. Rd3 Rxd3 31. Bxd3 Nd6 32. Rc2 c4 33. Bxc4 Nxc4 34. Rxc4 Rxb5 35. Kf2 Rb3 36. Re4 Kg7 37. Re3 Rb2+ 38. Kf3 h5 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.27"]
[Round "3"]
[White "Wiedemann, Franz"]
[Black "Schoessler, Alfred"]
[Result "1-0"]
[ECO "A95"]
[PlyCount "103"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. c4 c6 7. Nc3 d5 8. Qc2 Nbd7 9. cxd5 cxd5 10. Nb5 Ne8 11. Bf4 Ndf6 12. Rfc1 Bd7 13. Qb3 Qb6 14. Nc7 Rc8 15. Qxb6 axb6 16. Rc2 h6 17. Rac1 g5 18. Be5 Kf7 19. Bxf6 Bxf6 20. Nxe8 Rfxe8 21. Rc7 Ke7 22. Ne5 Bxe5 23. dxe5 Rxc7 24. Rxc7 Rb8 25. Kf1 Kd8 26. Rc3 Rc8 27. Rxc8+ Kxc8 28. Ke1 Kc7 29. Kd2 Kc6 30. Kc3 Be8 31. f3 Kc5 32. e3 b5 33. a3 b6 34. h3 Kc6 35. Kb4 h5 36. Bf1 Kc7 37. f4 h4 38. gxh4 g4 39. hxg4 fxg4 40. Kc3 g3 41. Kd2 Kc6 42. b4 Bg6 43. Ke2 Bh5+ 44. Ke1 Bg4 45. Bg2 Kd7 46. Bf1 Kc6 47. Bd3 Bf3 48. Bg6 d4 49. exd4 Kd5 50. h5 Kxd4 51. h6 Ke3 52. Kf1 1-0

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.26"]
[Round "2"]
[White "Jacob, Alfred"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "99"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Bg4 5. 0-0 Nf6 6. c3 Qd7 7. Bg5 Be7 8. d4 Bxf3 9. Bxf3 e4 10. Bg2 0-0 11. f3 exf3 12. exf3 h6 13. Be3 Na5 14. Nd2 b5 15. Qc2 Rac8 16. b4 Nc4 17. Nxc4 bxc4 18. g4 Nh7 19. h3 f5 20. Qe2 f4 21. Bf2 Rce8 22. Qc2 Bf6 23. Rfe1 c6 24. a4 Rxe1+ 25. Rxe1 Bd8 26. a5 Re8 27. Bf1 Rxe1 28. Bxe1 Qe6 29. Qe2 Kf7 30. Qxe6+ Kxe6 31. Bd2 Bg5 32. Kf2 Nf8 33. Ke2 Ng6 34. Kd1 Bh4 35. Kc2 Bg3 36. Kb2 a6 37. Ka3 Ne7 38. h4 Ng6 39. h5 Ne7 40. Kb2 Kf6 41. Ka3 Ke6 42. Kb2 Kd6 43. Be2 Nc8 44. Bd1 Ke7 45. Ba4 Na7 46. Kc2 Kf6 47. Kd1 Kg5 48. Ke2 Kh4 49. Bc2 Bh2 50. Bf5 1/2-1/2

[Event "GER U20-ch"]
[Site "Hamburg"]
[Date "1969.07.25"]
[Round "1"]
[White "Wiedemann, Franz"]
[Black "Schulze, Ulrich"]
[Result "1/2-1/2"]
[ECO "E72"]
[PlyCount "60"]
[EventDate "1969.07.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 c5 6. d5 0-0 7. Bg2 Re8 8. Nge2 Na6 9. 0-0 Rb8 10. Nb5 Nc7 11. Nxa7 Bd7 12. Nc3 Ra8 13. Nab5 Nxb5 14. cxb5 Qb6 15. a4 Ng4 16. Bf4 Bd4 17. h3 Ne5 18. Bxe5 dxe5 19. Kh2 g5 20. Qh5 Qg6 21. Qxg6+ hxg6 22. g4 b6 23. Rfc1 Ra5 24. b3 Bxf2 25. Rc2 Bd4 26. Rd1 f5 27. Kg3 f4+ 28. Kf3 Rd8 29. Bf1 e6 30. Bc4 Re8 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.07"]
[Round "17"]
[White "Wiedemann, Franz"]
[Black "Schmidt, Bodo"]
[Result "1/2-1/2"]
[ECO "D60"]
[PlyCount "75"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Be7 7. Rc1 0-0 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 cxd5 11. Bd3 Nf6 12. 0-0 Bd7 13. Qb3 Bc6 14. Ne5 Rfc8 15. Rc5 Nd7 16. Nxd7 Qxd7 17. Rfc1 b6 18. R5c3 g6 19. h3 Kg7 20. Ba6 Bb7 21. Bb5 Qd6 22. Rxc8 Rxc8 23. Rxc8 Bxc8 24. Qc3 Bb7 25. g3 f6 26. Kf1 e5 27. Ke2 Kf7 28. h4 Ke6 29. f4 h6 30. dxe5 fxe5 31. Qxe5+ Qxe5 32. fxe5 Kxe5 33. Bd3 g5 34. hxg5 hxg5 35. a3 d4 36. Kd2 Bf3 37. Ba6 Bg4 38. Bb7 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.06"]
[Round "16"]
[White "Federau, Juergen"]
[Black "Wiedemann, Franz"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "130"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e4 Bb4 4. d3 d6 5. g3 Nc6 6. Bg2 0-0 7. Nge2 Be6 8. 0-0 Qd7 9. f4 Bh3 10. f5 Bc5+ 11. Kh1 Bxg2+ 12. Kxg2 Nd4 13. Bg5 c6 14. Bxf6 gxf6 15. Nxd4 Bxd4 16. Qd2 Kg7 17. Ne2 Bb6 18. d4 Qe7 19. d5 c5 20. g4 h6 21. Rf3 Rh8 22. Rh3 Rh7 23. Ng3 Rah8 24. Nh5+ Kf8 25. a3 Bd8 26. b4 Qc7 27. Rc3 Ke7 28. Qf2 Rg8 29. h3 Qc8 30. bxc5 Qxc5 31. Qxc5 dxc5 32. Rb3 b6 33. a4 a5 34. Rab1 Rhh8 35. Rb5 Kd7 36. Kf3 Ke7 37. R5b2 Kd7 38. Ng3 Bc7 39. Rd1 Rc8 40. Rh1 Rcg8 41. Nf1 Rg5 42. Ne3 Kd6 43. Nd1 Rhg8 44. Rg2 R5g7 45. Nc3 Kd7 46. Rb1 Rb8 47. Rgb2 Rgg8 48. d6 Bd8 49. Nd5 Kc6 50. Ne7+ Bxe7 51. dxe7 Rge8 52. Rd1 Rxe7 53. Rbd2 Kc7 54. Rd6 b5 55. cxb5 Rc8 56. Rxf6 c4 57. Rxh6 Kb7 58. Rdd6 c3 59. Rb6+ Ka8 60. Rbc6 Rec7 61. Rxc7 Rxc7 62. Rh8+ Kb7 63. b6 Rc6 64. Rd8 c2 65. Rd7+ Kxb6 0-1

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.05"]
[Round "14"]
[White "Dresen, Ulrich"]
[Black "Wiedemann, Franz"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "69"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. Nbd2 0-0 7. c4 Nbc6 8. Rb1 a5 9. b3 Re8 10. Bb2 h6 11. a3 Be6 12. cxd5 Nxd5 13. Nc4 Bg4 14. h3 Bxf3 15. Bxf3 Qd7 16. Bg2 Ra6 17. Rc1 Kh7 18. e3 Rd8 19. Qc2 Nde7 20. Rfd1 b5 21. Nd2 Qxd3 22. Qxd3 Rxd3 23. Bf1 Rd8 24. Bxb5 Rb6 25. Ba4 f5 26. Nc4 Rbb8 27. Bc3 e4 28. Rxd8 Rxd8 29. Nxa5 Nxa5 30. Bxa5 Bb2 31. Rxc7 Bxa3 32. b4 Ra8 33. Rxe7+ Kg8 34. Re8+ Rxe8 35. Bxe8 1-0

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.05"]
[Round "15"]
[White "Wiedemann, Franz"]
[Black "Schulze, Ulrich"]
[Result "1/2-1/2"]
[ECO "E76"]
[PlyCount "46"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. Be3 e5 10. fxe5 dxe5 11. d5 Nd4 12. Qf2 c5 13. Bd3 Ne8 14. g4 Qf6 15. Qxf6 Bxf6 16. 0-0 Be7 17. Nb5 Nxb5 18. cxb5 b6 19. Bh6 Ng7 20. Rf3 Rad8 21. Raf1 g5 22. Bc4 Rd6 23. Bxg7 Kxg7 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.04"]
[Round "13"]
[White "Wiedemann, Franz"]
[Black "Maeder, Karl Heinz"]
[Result "1/2-1/2"]
[ECO "E77"]
[PlyCount "58"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Nh5 10. 0-0 Bxc3 11. bxc3 Ng7 12. Bd3 Bf5 13. Bxf5 Nxf5 14. Qd3 Nd7 15. Bd2 Nf6 16. Rfe1 Qd7 17. Qc2 Rfe8 18. h3 Rxe1+ 19. Rxe1 Re8 20. g4 Ng7 21. Kg2 Rxe1 22. Bxe1 Qe8 23. Bf2 h5 24. Nh2 a6 25. a4 Qd7 26. Kf3 b6 27. Bh4 Nfe8 28. Nf1 hxg4+ 29. hxg4 Qb7 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.03"]
[Round "12"]
[White "Kiffmeyer, Constanz"]
[Black "Wiedemann, Franz"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "74"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. 0-0 Be7 8. a3 a5 9. Nb5 0-0 10. d4 exd4 11. Nfxd4 Nxd4 12. Qxd4 Qxd4 13. Nxd4 c6 14. Bf4 Nc4 15. b3 Nxa3 16. Rfd1 Bc5 17. Rac1 Bxd4 18. Rxd4 Nb5 19. Ra4 Be6 20. Rca1 Bxb3 21. Rxa5 Rxa5 22. Rxa5 Rd8 23. h3 f6 24. Be4 Bd5 25. Bd3 Nd6 26. Bxd6 Rxd6 27. Ra8+ Kf7 28. Bxh7 c5 29. Bg8+ Ke7 30. Bxd5 Rxd5 31. Rb8 Rd7 32. f4 c4 33. Kf2 Kd6 34. g4 Kc5 35. h4 c3 36. h5 Kb4 37. e4 Rc7 0-1

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.03"]
[Round "11"]
[White "Wiedemann, Franz"]
[Black "Ungnad, Rainer"]
[Result "1/2-1/2"]
[ECO "A75"]
[PlyCount "93"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. e4 d6 7. Be2 Bg7 8. Nf3 0-0 9. 0-0 Bg4 10. Nd2 Bxe2 11. Qxe2 Nfd7 12. Nb5 Nb6 13. a4 a6 14. Nc3 N8d7 15. a5 Nc8 16. Nc4 Ne5 17. Nxe5 Bxe5 18. f4 Bg7 19. Re1 Re8 20. Be3 Ne7 21. Qd3 b5 22. g4 Qd7 23. h3 Rac8 24. Ra2 Kh8 25. b3 Ng8 26. Bf2 c4 27. bxc4 Rxc4 28. Nd1 Qd8 29. g5 Qc8 30. Ree2 Qc7 31. Bb6 Qe7 32. Nf2 Rc3 33. Qd1 Rec8 34. Rac2 Qe8 35. Rxc3 Rxc3 36. Bd4 Rc4 37. Bxg7+ Kxg7 38. Qa1+ Kf8 39. Qa3 b4 40. Qb2 Qb5 41. Qa2 b3 42. Qa3 Qb4 43. Qxb4 Rxb4 44. Rb2 Rb5 45. Kf1 f5 46. Ke2 Ne7 47. Nd3 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.02"]
[Round "10"]
[White "Neis, Dieter"]
[Black "Wiedemann, Franz"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "105"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Nge2 h6 9. Bf4 Nh5 10. 0-0 Nxf4 11. Nxf4 Bd6 12. Qf3 Qg5 13. Rfe1 0-0 14. Nh3 Qf6 15. Qh5 Re8 16. Rad1 Qd8 17. Rd2 Nf6 18. Qh4 Qc7 19. f4 Ne4 20. Bxe4 dxe4 21. g4 Qd7 22. Rg2 Bf8 23. Nf2 Bb4 24. g5 hxg5 25. Qxg5 f5 26. Nh3 Qf7 27. Qh4 Be7 28. Ng5 Bxg5 29. Rxg5 Re6 30. Kf2 g6 31. Reg1 Qg7 32. Rxf5 gxf5 33. Qd8+ Kh7 34. Rxg7+ Kxg7 35. d5 Rh6 36. h4 Rh8 37. Qe7+ Kg6 38. d6 b6 39. d7 Ba6 40. Qg5+ Kf7 41. Qxf5+ Ke7 42. Nxe4 Raf8 43. Qe5+ Kxd7 44. Qd6+ Kc8 45. Qxc6+ Kb8 46. Nc3 Rc8 47. Qd6+ Ka8 48. Qf6 Rhd8 49. Ke1 Rf8 50. Qd4 Rh8 51. f5 Rh7 52. f6 Bb7 53. Nb5 1-0

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.08.01"]
[Round "9"]
[White "Wiedemann, Franz"]
[Black "Kessler, Max"]
[Result "1/2-1/2"]
[ECO "D94"]
[PlyCount "39"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Bd3 0-0 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. cxd5 cxd5 11. b3 Nc6 12. Ba3 Re8 13. Rac1 Qa5 14. Bb2 e5 15. Bb5 e4 16. Qe2 Rac8 17. Na4 Nd7 18. Bxc6 bxc6 19. Ba3 Bf8 20. Bxf8 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.31"]
[Round "8"]
[White "Henkell, Karsten"]
[Black "Wiedemann, Franz"]
[Result "1-0"]
[ECO "B10"]
[PlyCount "81"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 a6 5. Nc3 Nf6 6. d4 g6 7. Bc4 Bg7 8. a3 0-0 9. Bf4 b5 10. Bb3 Bb7 11. Nf3 Nxd5 12. Bg3 e6 13. 0-0 Nb6 14. Qd3 Nc6 15. Rfd1 Na5 16. Bc2 Nac4 17. Ra2 Rc8 18. b3 Na5 19. h4 Bxf3 20. Qxf3 Bxd4 21. Ne4 Nc6 22. Nd6 Rc7 23. Be4 e5 24. Nxb5 axb5 25. Bxc6 Qd6 26. Bxb5 Rd8 27. Rad2 Qc5 28. Bc4 Nxc4 29. bxc4 f5 30. h5 f4 31. Bh4 Rd6 32. Rb1 gxh5 33. Rb8+ Kg7 34. Qa8 Qxc4 35. Rc2 Bxf2+ 36. Rxf2 Rd1+ 37. Kh2 f3 38. Bg3 Qd5 39. Rg8+ Kf6 40. Rxf3+ Ke6 41. Re8+ 1-0

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.30"]
[Round "7"]
[White "Wiedemann, Franz"]
[Black "Kierzek, Matthias"]
[Result "1/2-1/2"]
[ECO "D52"]
[PlyCount "120"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 0-0 11. e4 Nxc3 12. bxc3 Ba3 13. Rb1 e5 14. Bd3 exd4 15. cxd4 Qxd2+ 16. Nxd2 Re8 17. 0-0 b6 18. Bg3 Bf8 19. Nc4 Ba6 20. f3 Bxc4 21. Bxc4 b5 22. Bb3 a5 23. a4 Nb6 24. Bc7 Nxa4 25. Bxa4 bxa4 26. Rfc1 Rec8 27. Rxc6 Ra7 28. Rbc1 a3 29. d5 a2 30. Be5 Rxc6 31. dxc6 Ra8 32. Ra1 Rc8 33. c7 f6 34. Bg3 Kf7 35. Rxa2 Bb4 36. Ra1 Ke7 37. Rd1 Bc5+ 38. Kf1 Bb6 39. Rb1 Bxc7 40. Rb7 Kd8 41. Ra7 Bxg3 42. hxg3 Rc7 43. Rxa5 Ke7 44. Ra2 Kf7 45. Ke2 Ke6 46. Ke3 f5 47. Ra6+ Ke7 48. exf5 Rc2 49. Kf4 Rxg2 50. Kg4 Kf7 51. f4 Rf2 52. Kh3 Rf1 53. Kg2 Rb1 54. g4 Rb4 55. Kg3 Rb3+ 56. Kh4 Rb4 57. f6 Rxf4 58. fxg7 Kxg7 59. Kh5 Rf1 60. Ra7+ Kf6 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.29"]
[Round "6"]
[White "Borngaesser, Rene"]
[Black "Wiedemann, Franz"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "107"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 e6 4. c4 Nbd7 5. cxd5 exd5 6. Nc3 Be7 7. Bd3 c6 8. Nf3 h6 9. Bh4 0-0 10. Qc2 Re8 11. Bg3 Nf8 12. Ne5 Ng4 13. 0-0 Bd6 14. Nxg4 Bxg4 15. Rab1 Bxg3 16. hxg3 Rc8 17. Rfc1 h5 18. Bf5 Bxf5 19. Qxf5 g6 20. Qf3 Ne6 21. b4 Ng5 22. Qd1 Ne4 23. b5 Qe7 24. Nxe4 Qxe4 25. bxc6 bxc6 26. Rb7 Re7 27. Qb3 Qe6 28. Qb4 Rcc7 29. Rb8+ Kg7 30. a4 Qd7 31. a5 Qe6 32. a6 Qd7 33. Qc5 Re8 34. Rcb1 Rxb8 35. Rxb8 Qe7 36. Qc3 Kf6 37. Qb2 Ke6 38. Rg8 Kf5 39. Qb8 Kf6 40. Kh2 Qd7 41. Qf8 Ke6 42. Qg7 Qe7 43. Qh8 Kd7 44. Rb8 c5 45. dxc5 Kc6 46. Rd8 Rd7 47. Re8 Qxc5 48. Qf6+ Kc7 49. Qe5+ Rd6 50. Qe7+ Kb6 51. Qb7+ Ka5 52. Rc8 Qa3 53. Qxa7 Rb6 54. Qc7 1-0

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.29"]
[Round "5"]
[White "Wiedemann, Franz"]
[Black "Rapp, Uwe"]
[Result "1/2-1/2"]
[ECO "D57"]
[PlyCount "64"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. cxd5 Nxc3 10. bxc3 exd5 11. Qb3 c6 12. Bd3 Be6 13. 0-0 b6 14. Ne5 Rc8 15. c4 dxc4 16. Bxc4 Bxc4 17. Qxc4 c5 18. Nd3 Nd7 19. d5 Nf6 20. Rfe1 Qe4 21. Qxe4 Nxe4 22. f3 Nc3 23. e4 b5 24. Kf2 a5 25. Rec1 b4 26. a4 Kf8 27. Nb2 c4 28. Re1 Ke7 29. Ke3 Rc5 30. Kd4 Rac8 31. g3 Kd7 32. h4 Ke7 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.28"]
[Round "4"]
[White "Becker, Andreas"]
[Black "Wiedemann, Franz"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "86"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Nd7 6. cxd5 cxd5 7. a3 Ne7 8. Nge2 Nc6 9. Ng3 Bg6 10. Bd3 Qb6 11. Bxg6 hxg6 12. Nge2 Rc8 13. Rb1 Na5 14. 0-0 Nb3 15. Qd3 Rc4 16. Be3 Be7 17. f4 Nb8 18. Rfd1 Nc6 19. Kh1 a5 20. Na2 a4 21. Nac1 Nca5 22. Nxb3 Nxb3 23. Nc1 Kd7 24. Nxb3 axb3 25. Rdc1 Rhc8 26. Rxc4 Rxc4 27. Rc1 Rxc1+ 28. Bxc1 Bxa3 29. bxa3 b2 30. Bxb2 Qxb2 31. g3 Kc6 32. h4 Kb6 33. Kg1 Ka5 34. Qe3 Ka4 35. g4 Qxa3 36. Qe1 Qb2 37. Qd1+ Kb4 38. f5 gxf5 39. gxf5 exf5 40. Qd3 f4 41. Kf1 Qc1+ 42. Kg2 Qe3 43. Qb1+ Kc4 0-1

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.27"]
[Round "3"]
[White "Wiedemann, Franz"]
[Black "Longwitz, Andreas"]
[Result "1/2-1/2"]
[ECO "E43"]
[PlyCount "62"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 0-0 7. 0-0 Bxc3 8. bxc3 Be4 9. Bxe4 Nxe4 10. Qd3 f5 11. Nd2 Nxd2 12. Bxd2 d6 13. Qe2 Nd7 14. f3 Qf6 15. g3 Rae8 16. Rae1 e5 17. Qd1 e4 18. f4 Qf7 19. Qe2 Nf6 20. h3 h5 21. Kh2 Qd7 22. Rb1 c6 23. Bc1 Rb8 24. a4 c5 25. Qa2 Kh7 26. Rd1 h4 27. gxh4 Qe7 28. Qg2 Rh8 29. Qg5 Kg8 30. Bd2 Rh5 31. Qg3 Ne8 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.26"]
[Round "1"]
[White "Juhnke, Juergen"]
[Black "Wiedemann, Franz"]
[Result "1/2-1/2"]
[ECO "B12"]
[PlyCount "62"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 Be6 6. dxe5 Qxd1+ 7. Kxd1 Nd7 8. Bf4 0-0-0 9. Nbd2 Ne7 10. h3 Ng6 11. Bh2 Bc5 12. Ke1 Rhe8 13. Rd1 Be3 14. Nc4 Bxc4 15. Bxc4 Ndxe5 16. Nxe5 Nxe5 17. Bxe5 Rxe5 18. Rxd8+ Kxd8 19. Bd3 Ra5 20. Ke2 Bd4 21. c3 Be5 22. Bc4 Ke7 23. Rf1 f6 24. Rf2 Bc7 25. Rf5 Re5 26. Kf3 g6 27. Rxe5+ fxe5 28. g4 g5 29. Ke3 Kd6 30. Kd3 Bb6 31. Bg8 h6 1/2-1/2

[Event "GER U20-ch"]
[Site "Saarbruecken"]
[Date "1968.07.26"]
[Round "2"]
[White "Volkert, Klaus"]
[Black "Wiedemann, Franz"]
[Result "0-1"]
[ECO "A44"]
[PlyCount "40"]
[EventDate "1968.07.26"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "GER"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Bd3 g6 5. Nd2 Bg7 6. Nc4 Ne7 7. Rb1 0-0 8. a4 f5 9. f3 b6 10. Bd2 Ba6 11. Nh3 fxe4 12. fxe4 Nxd5 13. Qg4 Bc8 14. Qg3 Nc7 15. Ng5 Ne6 16. Nf3 Nc6 17. Ne3 Ncd4 18. h4 Nf4 19. Bf1 Nh5 20. Ng5 Nxg3 0-1

