[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Brueckner, Joachim"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "39"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. e5 Nh5 5. Nf3 c6 6. Be2 h6 7. 0-0 b6 8. a4 Ng7 9. Bd2 a5 10. Re1 Ne6 11. Be3 h5 12. Qd2 Bg7 13. Red1 Ba6 14. Nh4 Qc7 15. f4 Bxe2 16. Nxe2 Nd7 17. f5 gxf5 18. Nxf5 Ndf8 19. c4 dxc4 20. Qc2 1-0

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Buchholz, Karl Heinz"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "43"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. Be2 Ng7 5. Nf3 d5 6. h3 c6 7. 0-0 h6 8. b3 Ne6 9. c4 Bg7 10. Nc3 dxc4 11. bxc4 Nd7 12. Be3 0-0 13. Qd2 Qa5 14. Rac1 g5 15. d5 Nec5 16. Bd4 cxd5 17. cxd5 Nb6 18. e6 Bxd4 19. Nxd4 fxe6 20. Nc6 Qa3 21. Nb1 Ne4 22. Qc2 1-0

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Grandinger, Thomas"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "47"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 g6 2. e4 Nf6 3. e5 Nh5 4. Bc4 d5 5. Be2 Ng7 6. Bh6 c6 7. Qd2 Bf5 8. Nf3 Nd7 9. 0-0 f6 10. exf6 Nxf6 11. Ne5 Bd7 12. c4 e6 13. Nc3 Nf5 14. Bxf8 Rxf8 15. c5 Bc8 16. Rfe1 Qe7 17. b4 Nd7 18. Nf3 Rf6 19. Bd3 a6 20. a4 Kf7 21. Na2 Kg7 22. Nc1 b6 23. cxb6 Nxb6 24. Nb3 1-0

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Hirtreiter, Michael"]
[Result "1/2-1/2"]
[ECO "B04"]
[PlyCount "42"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nf3 g6 7. h3 Bg7 8. Be3 0-0 9. Nc3 Nc6 10. Be2 f5 11. 0-0 f4 12. Bc1 e5 13. dxe5 Nxe5 14. Nb5 Be6 15. Nxd6 Nexc4 16. Bxc4 Nxc4 17. Re1 Nxd6 18. Rxe6 Nc4 19. Qb3 Qd5 20. Re7 b5 21. a4 a6 1/2-1/2

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Loeffler, Werner"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c3 Nc6 5. Bd3 Qc7 6. Nf3 Bg4 7. Bg5 e6 8. 0-0 Bd6 9. h3 Bh5 10. Re1 Bg6 11. Bxg6 hxg6 12. Nbd2 Nge7 13. b3 0-0-0 14. Qe2 Rh5 15. Rad1 Rdh8 16. Nf1 Nf5 17. g4 Rxh3 18. gxf5 gxf5 19. c4 Bf4 20. cxd5 exd5 21. Rd3 Rh1+ 22. Kg2 Bxg5 23. Nxg5 Rxf1 24. Kxf1 Rh1+ 25. Kg2 Qh2+ 26. Kf3 Qh5+ 27. Kg2 0-1

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Nagorni, Walter"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "41"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d5 6. c3 c5 7. Nbd2 Nc6 8. e4 b6 9. Qa4 Qc7 10. Re1 dxe4 11. dxe4 Bd7 12. Qc2 Rad8 13. a4 Ng4 14. h3 Nge5 15. Nxe5 Nxe5 16. f4 Nc6 17. Nf3 e5 18. Be3 Qc8 19. Kh2 Rfe8 20. Rad1 exf4 21. Bxf4 1-0

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Nebel, Uwe"]
[Result "0-1"]
[ECO "B97"]
[BlackElo "2261"]
[PlyCount "45"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Nb3 Nbd7 9. Qf3 Qc7 10. 0-0-0 b5 11. Bd3 Bb7 12. Rhe1 Be7 13. a3 h6 14. Bxf6 Nxf6 15. g4 0-0-0 16. Kb1 Kb8 17. h3 Nd7 18. Rd2 g5 19. Rdd1 gxf4 20. Qxf4 Ne5 21. Be2 Qb6 22. Rf1 Rc8 23. Qd2 0-1

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Schmidt, Theo"]
[Result "1-0"]
[ECO "B96"]
[BlackElo "2139"]
[PlyCount "43"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Nxc6 bxc6 9. e5 h6 10. Bh4 g5 11. fxg5 Nd5 12. Ne4 Qb6 13. Bd3 hxg5 14. Bg3 Qxb2 15. 0-0 dxe5 16. Rb1 Qa3 17. Bxe5 Rh6 18. Qd2 Bc5+ 19. Kh1 Be3 20. Qe1 f5 21. Nd6+ Kd7 22. Rxf5 1-0

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Schulze, Michael"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "62"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c3 Nc6 5. Bd3 Nf6 6. Bf4 Bg4 7. Qb3 Qc8 8. Nd2 e6 9. Ngf3 Be7 10. 0-0 0-0 11. h3 Bh5 12. Rfe1 Bg6 13. Bxg6 hxg6 14. Re3 a6 15. Rae1 b5 16. Bg3 Na5 17. Qc2 Nc4 18. Nxc4 bxc4 19. b3 Ne4 20. Bf4 cxb3 21. axb3 Qb7 22. Ne5 Rfc8 23. c4 Bb4 24. Ra1 a5 25. Ra4 Nd6 26. c5 Nf5 27. Rd3 f6 28. Ng4 e5 29. dxe5 Rxc5 30. Qd1 Re8 31. Ra1 g5 0-1

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1999.??.??"]
[Round "?"]
[White "Schuchardt, Guenter"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "47"]
[EventDate "1999.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "GER"]
[SourceTitle "Corr 2011"]
[Source "ChessBase"]
[SourceDate "2010.08.31"]
[SourceVersion "1"]
[SourceVersionDate "2010.08.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. e5 Nh5 5. Be2 Ng7 6. Bh6 Nf5 7. Bxf8 Kxf8 8. Qd2 Kg7 9. g4 Nh6 10. h3 Rf8 11. f4 e6 12. Nf3 b6 13. 0-0-0 c5 14. Rdg1 Ba6 15. Bxa6 Nxa6 16. h4 Nc7 17. h5 Rh8 18. Rh3 Qe7 19. Nh4 Qd7 20. Rf3 cxd4 21. Ne2 d3 22. Qxd3 Qa4 23. Nc3 Qa6 24. Qd2 1-0

[Event "GER-ch29 V01 corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Buchholz, Karl Heinz"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "43"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. Be2 Ng7 5. Nf3 d5 6. h3 c6 7. 0-0 h6 8. b3 Ne6 9. c4 Bg7 10. Nc3 dxc4 11. bxc4 Nd7 12. Be3 0-0 13. Qd2 Qa5 14. Rac1 g5 15. d5 Nec5 16. Bd4 cxd5 17. cxd5 b6 18. e6 Bxd4 19. Nxd4 fxe6 20. Nc6 Qa3 21. Nb1 Ne4 22. Qc2 1-0

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Herrmann, Hans"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "65"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. Nf3 d6 5. Bc4 Nc6 6. 0-0 dxe5 7. d5 Nb8 8. Nxe5 Bg7 9. Qe2 0-0 10. Nc3 Nd7 11. Nxd7 Bxd7 12. Bg5 Nf6 13. Rad1 a6 14. Ne4 Bg4 15. f3 Nxe4 16. Qxe4 Bf5 17. Qe3 Re8 18. c3 Qc8 19. Bh6 Bxh6 20. Qxh6 e5 21. Rd2 b5 22. Bb3 Qb7 23. Re1 Qb6+ 24. Kh1 a5 25. a4 b4 26. c4 Rad8 27. Rde2 Qd4 28. Qe3 Kf8 29. Rd2 Qxe3 30. Rxe3 e4 31. Kg1 exf3 32. Rxf3 Kg7 33. Bc2 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Horst, Lothar"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "57"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. e4 Nf6 3. e5 Nh5 4. Nf3 d6 5. Be2 dxe5 6. Nxe5 Ng7 7. 0-0 Nf5 8. Bc4 Nd6 9. Bb3 Bg7 10. Re1 0-0 11. Bg5 Qe8 12. Nxg6 hxg6 13. Bxe7 Qc6 14. Bxf8 Kxf8 15. c3 Bf5 16. Nd2 Nd7 17. h3 a5 18. a4 Nf6 19. Nf3 Re8 20. Ne5 Qa6 21. g4 Be4 22. g5 Nh7 23. Nd7+ Kg8 24. Nc5 Qc6 25. Nxe4 Rxe4 26. Rxe4 Qxe4 27. Qg4 Qxg4+ 28. hxg4 Nxg5 29. Kg2 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Kaesshoefer, Karl"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "D86"]
[PlyCount "80"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. d4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. 0-0 b6 10. Be3 Bb7 11. Qd2 Qd6 12. Bh6 Rad8 13. Rad1 Na5 14. Bd3 c5 15. Bxg7 Kxg7 16. d5 e6 17. c4 f6 18. Qc3 Qc7 19. f4 Bc8 20. Rc1 e5 21. fxe5 Qxe5 22. Qxe5 fxe5 23. Rxf8 Rxf8 24. Nc3 Ba6 25. Nb1 Nb7 26. Nd2 Nd6 27. Nf3 Re8 28. Kf2 Bc8 29. Ke3 h5 30. h4 Bd7 31. a3 Re7 32. Rf1 Bg4 33. Nh2 Bd7 34. Rg1 Rf7 35. g4 hxg4 36. Nxg4 Bxg4 37. Rxg4 Kf6 38. a4 Rh7 39. Kf3 Rh6 40. Kf2 Rh5 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Klapp, Hartwig"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "64"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Nf6 3. e5 Nh5 4. c4 d6 5. f4 Bh6 6. Ne2 0-0 7. Nbc3 Ng7 8. Ng3 dxe5 9. fxe5 Bxc1 10. Rxc1 Nc6 11. Nd5 f6 12. exf6 exf6 13. Rc3 Rf7 14. Ne2 Nf5 15. g3 Qe8 16. Kf2 Kg7 17. Bg2 Nd8 18. Re1 c6 19. Ne3 Re7 20. Nf4 Nd6 21. b3 Ne4+ 22. Bxe4 Rxe4 23. Nc2 Rxe1 24. Nxe1 Ne6 25. Re3 Qf7 26. Neg2 Nxf4 27. Nxf4 Bd7 28. Qe2 Re8 29. d5 Rxe3 30. Qxe3 cxd5 31. Nxd5 a6 32. Qc5 Qe6 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Reisinger, Georg"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "66"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Nxd5 Qxd5 6. c4 Qa5+ 7. Bd2 Qb6 8. Bc3 Bg7 9. Be2 c5 10. dxc5 Bxc3+ 11. bxc3 Qa5 12. Qd4 0-0 13. Nf3 Rd8 14. Qe3 Nc6 15. 0-0 Bf5 16. Rfd1 Rxd1+ 17. Bxd1 Rd8 18. Be2 f6 19. Nh4 Bc8 20. a4 e5 21. Bf3 Kg7 22. Bxc6 bxc6 23. f4 e4 24. Qxe4 Qxc5+ 25. Kh1 Ba6 26. f5 g5 27. Nf3 Bxc4 28. Nd4 Bd5 29. Qe3 Kg8 30. Re1 Rf8 31. h3 a5 32. Rb1 Qc4 33. Qe7 Qd3 0-1

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Herrmann, Hans"]
[Result "1/2-1/2"]
[ECO "C02"]
[PlyCount "62"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 cxd4 5. Nf3 Nc6 6. Bd3 f5 7. Qg3 Nge7 8. 0-0 h6 9. Nbd2 Qb6 10. Nb3 Bd7 11. Nfxd4 g5 12. Nxc6 Nxc6 13. Be3 d4 14. Bd2 0-0-0 15. c3 dxc3 16. Bxc3 Bb4 17. Be2 Kb8 18. Rfd1 Bc8 19. Bc4 Bxc3 20. Qxc3 Rxd1+ 21. Rxd1 Rd8 22. Re1 Nd4 23. Rc1 Nxb3 24. Bxb3 Bd7 25. Rd1 Be8 26. Rxd8+ Qxd8 27. g3 Bc6 28. Kf1 Bd5 29. Qb4 Bxb3 30. Qxb3 Qc8 31. h3 Qc6 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Horst, Lothar"]
[Result "1/2-1/2"]
[ECO "B92"]
[PlyCount "60"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. a4 Nbd7 11. a5 Rc8 12. f3 Qc7 13. Qd2 Rfd8 14. Rfd1 d5 15. exd5 Nxd5 16. Nxd5 Bxd5 17. Qxd5 Nf6 18. Qc4 Qxc4 19. Rxd8+ Bxd8 20. Bxc4 Rxc4 21. c3 Be7 22. Rd1 h6 23. Bb6 Rc8 24. g4 Kf8 25. Kg2 Ke8 26. h3 Nd7 27. Be3 Nb8 28. Rd5 Nc6 29. Nd2 Rd8 30. Rxd8+ Bxd8 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Kaesshoefer, Karl"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "93"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. h4 h5 10. 0-0-0 Bd7 11. Kb1 Rc8 12. Nb3 a6 13. Be2 Ne5 14. Bh6 Nc4 15. Bxc4 Rxc4 16. g4 hxg4 17. Bxg7 Kxg7 18. h5 gxf3 19. hxg6 fxg6 20. Qh6+ Kf7 21. Rd3 f2 22. Rf3 Rg8 23. Rxf2 Be6 24. Qg5 Ke8 25. Re2 Qb6 26. Rhe1 Rc7 27. e5 dxe5 28. Qxe5 Bxb3 29. axb3 Qc6 30. Qf4 Kd8 31. Re6 Qc5 32. Rxf6 exf6 33. Qxf6+ Re7 34. b4 Qxb4 35. Re4 Qxe4 36. Nxe4 Rgg7 37. Qb6+ Ke8 38. Nd6+ Kd7 39. Nxb7 g5 40. Qxa6 g4 41. Nc5+ Ke8 42. Ne6 Rg8 43. Qb5+ Kf7 44. Qf5+ Ke8 45. Qh5+ Kd7 46. Qb5+ Kd6 47. Qd3+ 1-0

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Klapp, Hartwig"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "56"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. c4 Be6 9. Qc2 f5 10. Nbd2 c6 11. Re1 Nd7 12. b3 Qf6 13. Nf1 Rfe8 14. Bb2 Rac8 15. c5 Bc7 16. b4 Bf7 17. Ng3 h5 18. a4 h4 19. Nf1 h3 20. g3 Re7 21. Nh4 f4 22. Bxe4 Rxe4 23. Rxe4 dxe4 24. Qxe4 Re8 25. Qf5 fxg3 26. hxg3 Re2 27. Bc3 g5 28. Re1 Rxe1 1/2-1/2

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Reisinger, Georg"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "103"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Bg4 7. Be3 exf4 8. Bxf4 Qb6 9. Ne2 d5 10. e5 Nfd7 11. 0-0 Be7 12. b3 f6 13. c3 Bxf3 14. exf6 Nxf6 15. Rxf3 0-0 16. Re3 Bd8 17. a4 a5 18. Bd6 Re8 19. Rxe8+ Nxe8 20. Bc5 Qc7 21. Ng3 Nf6 22. Qe2 Qf7 23. Re1 Nbd7 24. Bd6 g6 25. Qd2 b6 26. Qe3 c5 27. c4 cxd4 28. Qxd4 Rc8 29. Qf4 Rc6 30. cxd5 Nxd5 31. Qxf7+ Kxf7 32. Ba3 N7f6 33. Bc4 Kg7 34. Bb2 Nc7 35. Ne4 Kh6 36. Nxf6 Bxf6 37. Bxf6 Rxf6 38. Re7 Rc6 39. h4 g5 40. hxg5+ Kxg5 41. Rxh7 Ne6 42. Kf2 Nc5 43. Rg7+ Kf5 44. g3 Rc8 45. Ke2 Rc6 46. g4+ Kf4 47. g5 Ne4 48. g6 Ng3+ 49. Kd2 Nf5 50. Rf7 Rxg6 51. Bd3 Rg5 52. Kc3 1-0

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Semmelroth, Heinz Dieter"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "85"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Bb3 0-0 6. 0-0 d6 7. c3 Bg4 8. Nbd2 d5 9. exd5 Nxd5 10. h3 Bh5 11. Ne4 Nf6 12. Qe2 h6 13. Ng3 Bg6 14. Nxe5 Nxe5 15. Qxe5 Bxd3 16. Rd1 Bd6 17. Qd4 Bg6 18. Bf4 Bxf4 19. Qxf4 Qe7 20. Re1 Qc5 21. Re5 Qb6 22. Re7 Rac8 23. Rae1 Rce8 24. R1e3 Rxe7 25. Rxe7 c6 26. Nf5 Nd5 27. Bxd5 cxd5 28. b3 Bxf5 29. Qxf5 Qc6 30. Qe5 Rc8 31. Qf4 Qxc3 32. Qxf7+ Kh8 33. Rxb7 Rg8 34. Rxa7 d4 35. Kh2 d3 36. Rd7 Qc5 37. a4 Qe5+ 38. f4 Qb8 39. Kg3 d2 40. Rxd2 Rf8 41. Qc4 Qe8 42. Kh2 Kh7 43. a5 1-0

[Event "GER corr"]
[Site "GER corr"]
[Date "1997.??.??"]
[Round "?"]
[White "Semmelroth, Heinz Dieter"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "72"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Germany"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. Bg5 Na5 10. Bd3 c5 11. d5 Bd7 12. Qd2 Re8 13. Bh6 Bxh6 14. Qxh6 e6 15. dxe6 Rxe6 16. 0-0 Rd6 17. Bc2 Bg4 18. e5 Bxe2 19. exd6 Bxf1 20. Rxf1 Qxd6 21. Rd1 Qe6 22. h4 Qxa2 23. Be4 Qc4 24. Bd5 Qxc3 25. Bxf7+ Kh8 26. Rd7 Qg7 27. Qg5 Nc6 28. f4 Rf8 29. Be6 Qa1+ 30. Kh2 Qf6 31. Qxc5 Qxh4+ 32. Kg1 Qe1+ 33. Kh2 Rxf4 34. Qd5 Ne5 35. Rd8+ Kg7 36. Bh3 Rf1 0-1

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Beutel, Hubert"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "72"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 b5 9. Bb3 b4 10. Qf3 0-0 11. Ne2 bxc3 12. 0-0 Ba6 13. Rd1 c5 14. dxc5 Qa5 15. e5 Nc6 16. Qxc6 Bxe2 17. Re1 c2 18. Bb2 Bd1 19. Re4 Rac8 20. Qb7 Rb8 21. Qd7 Rxb3 22. axb3 Qxa1 23. Bxa1 c1Q 24. Re1 Bg4 25. Rxc1 Bxd7 26. b4 Bc6 27. Rd1 a6 28. f4 f5 29. g3 Kf7 30. Kf2 Ke6 31. Bc3 g5 32. Ke3 Rg8 33. Ra1 Bb5 34. Bd2 gxf4+ 35. gxf4 Bh6 36. Kf2 Rg4 0-1

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Bromann Manthey, Hans Ruediger"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "52"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 b5 9. Bb3 b4 10. Qf3 0-0 11. e5 bxc3 12. Qxc3 Ba6 13. Rb1 Nd7 14. e6 fxe6 15. Bxe6+ Kh8 16. Nh3 c5 17. Qa3 Rb8 18. Rxb8 Nxb8 19. dxc5 Qd4 20. Be3 Qe4 21. Qb3 Qxg2 22. Rg1 Qf3 23. Bg4 Qf6 24. f4 e5 25. Qe6 Qh4+ 26. Bf2 Qd8 0-1

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Feinstein, Adam"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "36"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 b5 9. Bb3 b4 10. Qf3 0-0 11. e5 Bb7 12. Ne2 bxc3 13. 0-0 Na6 14. Ba3 Nc7 15. Nxc3 Nd5 16. Qd3 Qa5 17. Nxd5 cxd5 18. Bb2 Ba6 0-1

[Event "GER jub50 qJVM49 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Gebuhr, Guenter"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "73"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 0-0 8. Nf3 c5 9. Bd3 f6 10. exf6 Nxf6 11. dxc5 Qxc5 12. Qd2 Nc6 13. 0-0-0 a6 14. Rhe1 b5 15. g3 h6 16. Kb1 Bd7 17. Ne2 Kh8 18. h3 a5 19. g4 a4 20. Ne5 Nxe5 21. fxe5 Nh7 22. h4 a3 23. b3 Be8 24. g5 hxg5 25. hxg5 Rf2 26. Rh1 g6 27. Rh4 Kg8 28. Rdh1 Ra7 29. Qc1 Nf8 30. Rh8+ Kg7 31. R1h4 Bf7 32. Qh1 Bg8 33. Bxg6 Kxg6 34. Rxg8+ Kf7 35. g6+ Ke8 36. Rf4 Rxf4 37. Nxf4 1-0

[Event "EM/M/A007 email"]
[Site "ICCF email"]
[Date "1996.??.??"]
[Round "?"]
[White "Grau Ribas, Jose Maria"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2285"]
[BlackElo "2250"]
[PlyCount "82"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. e5 Nh5 5. Be2 Ng7 6. Bh6 Nf5 7. Bxf8 Kxf8 8. Nf3 c6 9. 0-0 h5 10. Bd3 a5 11. Re1 Ng7 12. Ng5 Bg4 13. Qd2 f6 14. h3 fxg5 15. hxg4 e6 16. Bxg6 hxg4 17. Qe2 Nf5 18. Qxg4 Rh4 19. Qf3 Rf4 20. Qd3 Rxd4 21. Qe2 Qe7 22. Bxf5 exf5 23. e6 Rh4 24. Qf3 f4 25. g3 Rh6 26. gxf4 Rxe6 27. fxg5+ Kg8 28. Rxe6 Qxe6 29. Qe2 Qf7 30. Re1 Na6 31. a3 Rf8 32. Qe6 Qxe6 33. Rxe6 Rf5 34. g6 Kg7 35. Re7+ Kxg6 36. Rxb7 d4 37. Ne2 d3 38. cxd3 Nc5 39. Rc7 Nxd3 40. Rxc6+ Kf7 41. Rc7+ Kf6 1/2-1/2

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Odebrecht, Alfred"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "57"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Bc4 b5 9. Bb3 b4 10. Be3 bxc3 11. Rc1 0-0 12. Ne2 Ba6 13. Rxc3 Qa5 14. Qd2 Rd8 15. Rc2 Qxd2+ 16. Rxd2 Nd7 17. 0-0 Nc5 18. dxc5 Rxd2 19. Bxd2 Bxe2 20. Re1 Bd3 21. Bf4 e6 22. Bd6 a5 23. Re3 Bb1 24. e5 h5 25. Ba4 Rc8 26. Re2 Bh6 27. g3 Bd3 28. Rb2 Bc1 29. Rb6 1/2-1/2

[Event "GER jub50 qJVM49 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Baensch, Hans"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "65"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Bf5 4. Nc3 Nxd5 5. Nxd5 Qxd5 6. f3 Bg6 7. e4 Qd7 8. h4 h6 9. Bc4 Nc6 10. Ne2 Rd8 11. h5 Bh7 12. Be3 e6 13. 0-0 Na5 14. Bd3 Bd6 15. Rc1 a6 16. Qe1 Nc6 17. Qc3 Ne7 18. Bc4 c6 19. d5 0-0 20. dxe6 fxe6 21. Rfd1 b5 22. Bb3 b4 23. Qe1 Qc7 24. Nd4 Rf6 25. Nxe6 Rxe6 26. Bxe6+ Kh8 27. Qh4 Be5 28. Bc5 Rxd1+ 29. Rxd1 Bf6 30. Qf2 Qe5 31. Bg4 a5 32. Bd6 Qg5 33. Qc5 1-0

[Event "EM/M/A007 email"]
[Site "ICCF email"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Bartsch, Andreas"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2250"]
[BlackElo "2245"]
[PlyCount "55"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. b4 Bb6 8. a4 a6 9. Bg5 Ne7 10. Nbd2 Ng6 11. a5 Ba7 12. Bb3 h6 13. Be3 Bxe3 14. fxe3 Bg4 15. h3 Bd7 16. Qe1 Qc8 17. Nh4 Ne7 18. d4 Be6 19. Bxe6 Qxe6 20. Rf3 b5 21. Qg3 c6 22. Nf5 Nxf5 23. exf5 Qd5 24. dxe5 dxe5 25. Nb3 e4 26. Kf2 Qd3 27. Rc1 Nh5 28. Qg4 1/2-1/2

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Beutel, Hubert"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "63"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 b5 9. Bb3 0-0 10. Ne2 Bb7 11. 0-0 c5 12. d5 Nd7 13. Be3 Qc7 14. Bf4 Be5 15. Bg3 c4 16. Bc2 a6 17. a4 Bxg3 18. hxg3 Ne5 19. Nd4 bxa4 20. Qd2 a3 21. Rxa3 Ng4 22. Ra4 Ne5 23. Rb1 Rfd8 24. Rab4 Bc8 25. f4 Ng4 26. Qe2 a5 27. Qxc4 Ra7 28. Qxc7 Rxc7 29. Rb8 Rxc3 30. Bd1 Ne3 31. Nc6 Re8 32. Rxc8 1-0

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Bromann Manthey, Hans Ruediger"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "65"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 b5 9. Bb3 b4 10. Bb2 bxc3 11. Bxc3 Nd7 12. Nf3 0-0 13. 0-0 Ba6 14. Re1 c5 15. Qd2 c4 16. Ba4 Rb8 17. Rab1 Bb7 18. d5 Bxc3 19. Qxc3 Nb6 20. Bb5 Qd6 21. Ne5 Rfc8 22. a4 Rc5 23. a5 Nxd5 24. exd5 Qxd5 25. Qg3 Rxb5 26. Rxb5 Qxb5 27. Nxg6 hxg6 28. Qxb8+ Kg7 29. Qe5+ Qxe5 30. Rxe5 e6 31. Rc5 Bd5 32. a6 Kf6 33. Rc7 1-0

[Event "GER jub50 qJVM49 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Fabig, Holger"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "83"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 Nf6 5. Nf3 c5 6. d5 d6 7. e4 e5 8. Be2 g6 9. 0-0 Bg7 10. Bg5 0-0 11. b4 Nbd7 12. Qd2 Qe7 13. b5 a6 14. a4 Ra7 15. Rfb1 a5 16. h3 Raa8 17. Nh2 Kh8 18. Nf1 Qe8 19. Ng3 Ng8 20. Rf1 f6 21. Be3 Ne7 22. f4 exf4 23. Bxf4 Ne5 24. Rf2 f5 25. Raf1 Rd8 26. h4 Bc8 27. h5 Nf7 28. Be3 Be5 29. Rf3 g5 30. exf5 g4 31. Rf4 Bxf4 32. Rxf4 Ne5 33. f6 Ng8 34. Nce4 Rf7 35. Qc3 Qf8 36. Nf5 Bxf5 37. Rxf5 h6 38. Bf4 Nxf6 39. Nxd6 Rxd6 40. Bxe5 Kg8 41. Bxd6 Qxd6 42. Qe3 1-0

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Feinstein, Adam"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "39"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 b5 9. Bb3 Bb7 10. Nf3 c5 11. 0-0 0-0 12. Re1 Qc7 13. Bg5 Rd8 14. Qd2 cxd4 15. cxd4 Re8 16. Rac1 Qd7 17. Qf4 e5 18. Nxe5 Rxe5 19. dxe5 Qe8 20. Rc7 1-0

[Event "EM/M/A007 email"]
[Site "ICCF email"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Jensen, Kristian Rohde"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2250"]
[BlackElo "2365"]
[PlyCount "97"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 d6 6. c3 g6 7. Nbd2 Bg7 8. Re1 0-0 9. Bb3 Nh5 10. Nc4 Qf6 11. Ne3 Nf4 12. h3 g5 13. Nc4 Be6 14. Bxf4 gxf4 15. Ncd2 Bd7 16. a4 Kh8 17. Kh1 Rg8 18. Bd5 Ne7 19. Bc4 Nc6 20. b4 Bf8 21. a5 a6 22. Qb3 Nd8 23. d4 Be7 24. Rg1 Ne6 25. dxe5 dxe5 26. Bd5 c6 27. Bc4 Rad8 28. Rad1 Rg7 29. Be2 Ng5 30. c4 Nxf3 31. Nxf3 Be6 32. Qc3 Rxd1 33. Bxd1 Bd6 34. c5 Bc7 35. Bb3 Rg8 36. Bxe6 Qxe6 37. Nh4 Kh7 38. Rd1 Rd8 39. Rxd8 Bxd8 40. Nf5 Kg6 41. f3 Bc7 42. Qd2 Kh7 43. g4 Qb3 44. Kg2 Qe6 45. Kf2 Kg6 46. h4 Qe8 47. Ke2 Qe6 48. h5+ Kh7 49. Nd6 1/2-1/2

[Event "GER theme 57/03 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Odebrecht, Alfred"]
[Result "1/2-1/2"]
[ECO "D85"]
[PlyCount "56"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ Nd7 8. Nf3 0-0 9. 0-0 c5 10. Rb1 a6 11. Bd3 b5 12. Be3 Qa5 13. c4 cxd4 14. Bxd4 Bxd4 15. Nxd4 Qb6 16. Nf3 Nc5 17. Qe2 Rd8 18. Bc2 Qa5 19. cxb5 Qxa2 20. Rfc1 axb5 21. Qe3 Qa7 22. Rxb5 Ne6 23. Qxa7 Rxa7 24. Bb3 Nf4 25. Re1 Bd7 26. Rb6 Be6 27. g3 Nd3 28. Rb1 Bxb3 1/2-1/2

[Event "GER jub50 qJVM49 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Sonnhalter, Walter"]
[Result "1/2-1/2"]
[ECO "E94"]
[PlyCount "64"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 Nc6 10. Qc2 Nh5 11. Nxc6 bxc6 12. Be3 f5 13. Bd3 Qh4 14. g3 Qe7 15. Rfe1 f4 16. gxf4 Bh6 17. Qd2 Qf7 18. Ne2 c5 19. Rad1 Rb8 20. b3 Bb7 21. Kh1 Re7 22. Rg1 Rf8 23. Rg4 Bc8 24. Rh4 Qf6 25. Qe1 Ref7 26. Bd2 Qe7 27. f5 Bxd2 28. Rxd2 Ng7 29. fxg6 hxg6 30. Ng1 g5 31. Rh6 Nf5 32. Rh5 Ng7 1/2-1/2

[Event "EM/M/A007 email"]
[Site "ICCF email"]
[Date "1996.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Thomson, Thomas"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2250"]
[BlackElo "2260"]
[PlyCount "58"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Bb3 0-0 6. 0-0 d6 7. c3 Na5 8. Bc2 c5 9. Re1 Re8 10. Nbd2 Bf8 11. Nf1 h6 12. h3 b5 13. Ng3 Nc6 14. a3 Bb7 15. Bb3 a6 16. Be3 d5 17. exd5 Nxd5 18. Bd2 Qd7 19. a4 b4 20. Ne4 Nf4 21. Bxf4 exf4 22. Qc1 Na5 23. Bc2 c4 24. dxc4 b3 25. Rb1 Nxc4 26. Rd1 Qe6 27. Re1 Qd7 28. Rd1 Qe6 29. Re1 Qd7 1/2-1/2

[Event "EM/M/A007 email"]
[Site "ICCF email"]
[Date "1996.??.??"]
[Round "?"]
[White "Scruton, Raymond"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2330"]
[BlackElo "2250"]
[PlyCount "84"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Nf6 3. Nc3 d5 4. e5 Nh5 5. Be2 Ng7 6. Nf3 Bg4 7. 0-0 Nc6 8. Bh6 Nf5 9. Bxf8 Rxf8 10. h3 Bxf3 11. Bxf3 e6 12. Ne2 f6 13. exf6 Qxf6 14. c3 Nh4 15. Ng3 Nxf3+ 16. Qxf3 Qxf3 17. gxf3 Rxf3 18. Kg2 Rf6 19. Rae1 Kd7 20. Re2 Raf8 21. Rfe1 Nd8 22. Nf1 Nf7 23. Ne3 h5 24. h4 g5 25. Rh1 g4 26. Nf1 Nh8 27. Ng3 Rh6 28. Re3 Ng6 29. Ne2 Nf4+ 30. Nxf4 Rxf4 31. Re5 Rhf6 32. Rxh5 Rxf2+ 33. Kg3 Rxb2 34. Rh7+ Kd6 35. a4 Rf3+ 36. Kxg4 Rxc3 37. Rd1 Rg2+ 38. Kf4 Rgg3 39. Rf1 Rg8 40. Rf7 Rcg3 41. Rf3 R3g4+ 42. Ke3 Rxh4 0-1

[Event "GER jub50 qJVM49 corr"]
[Site "GER corr"]
[Date "1996.??.??"]
[Round "?"]
[White "Vetter, Gerhard"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "C07"]
[PlyCount "63"]
[EventDate "1996.??.??"]
[EventType "tourn (corr)"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "Corr 2004"]
[Source "ChessBase"]
[SourceDate "2003.04.28"]
[SourceVersion "3"]
[SourceVersionDate "2003.04.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. Bb5+ Bd7 7. Bd3 Nc6 8. N4f3 Be7 9. c3 0-0 10. 0-0 h6 11. Re1 Qc7 12. h3 Be8 13. Qe2 a6 14. Bb1 dxe4 15. Nxe4 Nh5 16. Be3 f5 17. Nc5 Bf7 18. b4 Rfd8 19. a3 Bxc5 20. bxc5 Nf6 21. Bd4 Nd7 22. Ba2 Re8 23. Rab1 e5 24. Bxf7+ Kxf7 25. Be3 Kf8 26. Qc4 Rac8 27. Nh4 Ne7 28. Qe6 Qc6 29. Qd6 Kg8 30. Bd4 exd4 31. Rxe7 Qxd6 32. cxd6 1/2-1/2

[Event "ICCF-Cup10 corr"]
[Site "ICCF corr"]
[Date "1995.??.??"]
[Round "?"]
[White "Wojciuk, Stanislaw"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "70"]
[EventDate "1995.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 e5 8. fxe5 dxe5 9. d5 Nd4 10. Nxd4 exd4 11. Nb5 a6 12. Nxd4 Nxd5 13. Nf3 Nb4 14. a3 Nxd3 15. cxd3 Qd6 16. d4 Re8 17. e5 Qd5 18. Be3 f6 19. Rc1 c6 20. Rc5 Qa2 21. Qd2 fxe5 22. Nxe5 Rf8 23. Rxf8+ Bxf8 24. Rc1 Bf5 25. Bg5 Re8 26. Qc3 Qd5 27. Qc4 Qxc4 28. Rxc4 c5 29. Nf3 Re2 30. Bc1 cxd4 31. Rc7 d3 32. Rxb7 Be4 33. Rb8 Kg7 34. Bf4 Bxf3 35. gxf3 d2 0-1

[Event "ICCF-Cup corr"]
[Site "ICCF corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Benicke, Bernd"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "B09"]
[PlyCount "88"]
[EventDate "1994.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be3 Nc6 7. d5 Nb8 8. Qd3 c6 9. 0-0-0 cxd5 10. Nxd5 Nxd5 11. exd5 Na6 12. Bd4 Bf5 13. Qd2 Rc8 14. c4 b5 15. Bxg7 Kxg7 16. Nd4 Bd7 17. f5 bxc4 18. Qc3 Kg8 19. Bxc4 Qb6 20. fxg6 hxg6 21. b3 Nb4 22. Qb2 Qa5 23. Kb1 Nxd5 24. Bxd5 Qxd5 25. Qe2 Rfe8 26. Nc2 Qa5 27. Ne3 Qe5 28. Rd2 Bc6 29. Nc2 Be4 30. h3 Rxc2 31. Rxc2 Rc8 32. Rhc1 Qf5 33. Kb2 Bxc2 34. Rxc2 Rxc2+ 35. Qxc2 Qxc2+ 36. Kxc2 e5 37. Kd3 d5 38. b4 f5 39. b5 Kf7 40. a4 Ke6 41. g4 e4+ 42. Ke3 fxg4 43. hxg4 Ke5 44. a5 d4+ 0-1

[Event "ICCF-Cup corr"]
[Site "ICCF corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Mrugala, Arthur"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "66"]
[EventDate "1994.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Qe2 Nc6 6. e5 Nd7 7. Nf3 Nb6 8. Bb5 0-0 9. Bxc6 bxc6 10. Bg5 f6 11. Bh4 Bg4 12. exd6 exd6 13. 0-0 Re8 14. Qd3 Bf5 15. Qd2 Nc4 16. Qc1 d5 17. b3 Nd6 18. Qd2 Qd7 19. Bg3 Bg4 20. Ne1 Nf5 21. h3 Nxg3 22. fxg3 Bf5 23. g4 Be4 24. Nd3 f5 25. Nc5 Qd6 26. N3xe4 fxe4 27. Qe3 Rf8 28. c3 Rae8 29. Rae1 Bf6 30. g5 Bg7 31. a4 Rb8 32. a5 Kh8 33. h4 Kg8 1/2-1/2

[Event "ICCF-Cup corr"]
[Site "ICCF corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Jacobsen, Fredrik"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "93"]
[EventDate "1994.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. exd4 Nf6 6. Nf3 Be7 7. Nc3 0-0 8. 0-0 Nc6 9. h3 Bf5 10. Re1 Nb4 11. Nh4 Bc2 12. Qe2 Bg6 13. Qxe7 Nc2 14. Nxg6 hxg6 15. Qe2 Nxe1 16. Qxe1 Qxd4 17. Bb3 Rfe8 18. Be3 Qe5 19. Rd1 Rad8 20. Rxd8 Rxd8 21. f4 Qe7 22. Qf2 b6 23. Qf3 c5 24. Bc4 Re8 25. Kf2 Ne4+ 26. Nxe4 Qxe4 27. Qxe4 Rxe4 28. b3 Kf8 29. Kf3 Re7 30. g4 Ke8 31. Bb5+ Kd8 32. Bd2 a6 33. Bd3 Rd7 34. Ke2 Ke7 35. Bc3 Kf8 36. a4 a5 37. h4 Re7+ 38. Kf3 Kg8 39. Bb5 f6 40. g5 f5 41. Be5 Kf7 42. Bc6 Ke6 43. Ke3 Kf7 44. Kd3 Rxe5 45. fxe5 Ke6 46. Kc4 Kxe5 47. Kb5 1-0

[Event "ICCF-Cup corr"]
[Site "ICCF corr"]
[Date "1994.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Olafsson, Thorhallur B"]
[Result "1-0"]
[ECO "A86"]
[PlyCount "57"]
[EventDate "1994.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 0-0 6. Nh3 d6 7. d5 Nbd7 8. 0-0 Ne5 9. b3 c5 10. Bb2 Nf7 11. Nf4 Ng5 12. Qc2 Ng4 13. h3 Bxc3 14. Qxc3 Nf6 15. h4 Nge4 16. Bxe4 fxe4 17. f3 exf3 18. exf3 Qc7 19. g4 Kf7 20. g5 Ne8 21. Rae1 Rg8 22. h5 Bf5 23. hxg6+ Bxg6 24. Qe3 Bf5 25. Ne6 Qd7 26. Qf4 Kg6 27. Kg2 h6 28. Rh1 hxg5 29. Rh6+ 1-0

[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Kucharkowski, Jens"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "134"]
[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. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. Nf3 f6 5. e4 Ne7 6. Bc4 Nbc6 7. c3 Ba5 8. d4 exd4 9. 0-0 dxc3 10. Nxc3 Bb6+ 11. Kh1 Na5 12. Qd3 Nxc4 13. Qxc4 Bg4 14. Rad1 Qd7 15. e5 Be6 16. Qe2 0-0 17. exd6 Nc6 18. Ne4 Bxa2 19. dxc7 Qxc7 20. Ba3 Bb3 21. Rb1 Bf7 22. Bd6 Qd7 23. Bxf8 Rxf8 24. Qb5 Qc7 25. Rfd1 Rd8 26. Rxd8+ Nxd8 27. Rd1 Nc6 28. Qf5 Nb4 29. h3 h6 30. Rd7 Qc6 31. Kh2 Qe6 32. Qxe6 Bxe6 33. Rxb7 Nd3 34. Rb8+ Kh7 35. Rb7 Kg8 36. g3 Bd5 37. Rb8+ Kf7 38. Nfd2 Ke7 39. Nc3 Bc6 40. Nc4 Bd4 41. Na5 Bf3 42. Nb5 Bb6 43. Nc4 Bc5 44. Nc7 Kd7 45. Na6 Bd4 46. Na3 Nc5 47. Rb4 Be3 48. Nxc5+ Bxc5 49. Rb3 Bd5 50. Nc4 f5 51. Ne5+ Kd6 52. Rb8 Bb6 53. Rf8 a5 54. Rxf5 a4 55. Nf7+ Bxf7 56. Rxf7 a3 57. Rf8 Kc5 58. Ra8 Kb4 59. Rb8 Kb5 60. Ra8 Ba5 61. Rc8 a2 62. Rc1 Bc3 63. g4 a1Q 64. Rxa1 Bxa1 65. Kg3 Bf6 66. h4 Kc4 67. g5 h5 0-1

[Event "W theme corr"]
[Site "ICCF corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Landgraf, Manfred"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "72"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. Nf3 f6 5. c3 Ba5 6. e3 Ne7 7. Qa4+ Nbc6 8. Bc4 a6 9. Bd3 Be6 10. Qc2 exf4 11. exf4 Qd7 12. 0-0 Bb6+ 13. Kh1 Bf7 14. h3 Bg6 15. Na3 Bxd3 16. Qxd3 0-0 17. Nc4 Ba7 18. Rae1 Qf5 19. Qxf5 Nxf5 20. Kh2 d5 21. Na3 Rfe8 22. g4 Nd6 23. d4 f5 24. Ne5 fxg4 25. hxg4 Ne4 26. Nc2 Nxe5 27. fxe5 c6 28. Kg2 Rf8 29. Ne3 Rae8 30. Nf5 g6 31. Ng3 Rxf1 32. Rxf1 Nd2 33. Rf2 Nc4 34. Bc1 c5 35. Ne2 cxd4 36. cxd4 Nxe5 0-1

[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Landgraf, Manfred"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "58"]
[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. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg5 9. Bxh8 h6 10. Nc3 c6 11. e3 d5 12. Rb1 Na6 13. Rh5 Qg6 14. Rh4 Be7 15. Rf4 Bd6 16. Rf2 Bg4 17. Qf1 Bg3 18. Rxb7 Bxf2+ 19. Qxf2 Bc8 20. Rb1 Bh3 21. Be5 Bxg2 22. Qxg2 Rd8 23. d4 Ne7 24. Bf4 Nf5 25. Rb7 Rd7 26. Rxd7 Kxd7 27. a3 Nc7 28. Nd1 Ne6 29. Bb8 Ng5 0-1

[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Boettcher, Frank"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "51"]
[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. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg5 9. Bxh8 h6 10. Nc3 d6 11. e3 Nc6 12. Qh5 Be6 13. Rb1 Bxc3 14. Bxc3 0-0-0 15. a4 d5 16. Rh2 a5 17. Kh1 b6 18. Rf1 Nce7 19. Qe2 Nf5 20. Be5 Kb7 21. c4 f6 22. Rh5 Qg3 23. cxd5 Rxd5 24. Rfxf5 fxe5 25. Rxe5 c6 26. Rxe6 1-0

[Event "GER corr"]
[Site "GER corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Kucharkowski, Jens"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "97"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 Nf6 4. fxe5 Ng4 5. c3 Be7 6. Nf3 Nc6 7. d4 Ne3 8. Qd3 Nxf1 9. d5 Na5 10. Na3 d6 11. exd6 Qxd6 12. Rxf1 Bd7 13. Nc2 0-0 14. c4 Bf6 15. Ba3 c5 16. Rb1 b6 17. Bc1 h6 18. Bd2 Nb7 19. Na3 Qe7 20. Bf4 Nd6 21. Bxd6 Qxd6 22. e4 Rfe8 23. Kf2 Qf4 24. Rfe1 Bd4+ 25. Kf1 Re5 26. Nc2 Rae8 27. Ncxd4 cxd4 28. g3 Qf6 29. Kg1 R5e7 30. e5 Qf5 31. Rb3 Qxd3 32. Rxd3 Bg4 33. Kg2 Bxf3+ 34. Kxf3 Rxe5 35. Rxe5 Rxe5 36. Rxd4 Kf8 37. d6 Re8 38. Kf4 g6 39. a4 f6 40. a5 Kf7 41. axb6 axb6 42. d7 Rd8 43. Rd6 Ke7 44. Rxb6 Rxd7 45. Ke4 Rd2 46. h4 Rc2 47. Kd5 Rd2+ 48. Ke4 Rc2 49. Kd5 1/2-1/2

[Event "Theme corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Landgraf, Manfred"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "75"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Bd6 6. Bxd6 Qxd6 7. e3 Nc6 8. Nc3 Nf6 9. Be2 0-0 10. Nf3 Re8 11. 0-0 a6 12. a4 Bf5 13. Rb1 Nb4 14. Rb2 Rad8 15. Qb1 c5 16. Na2 a5 17. Nxb4 axb4 18. Bb5 Re7 19. Qc1 Ne4 20. Qe1 Bg4 21. Rb3 Qe6 22. Rd3 Rxd3 23. cxd3 Bxf3 24. Bc4 Qd7 25. Rxf3 Ng5 26. Rf1 Qd6 27. Qf2 b6 28. d4 cxd4 29. exd4 Ne4 30. Qe3 Nf6 31. Qf4 Qxf4 32. Rxf4 Re1+ 33. Kf2 Rd1 34. Ke2 Rc1 35. d5 Kf8 36. d6 Ke8 37. Bb5+ Kd8 38. Rxb4 1-0

[Event "corr"]
[Site "corr"]
[Date "1993.??.??"]
[Round "?"]
[White "Van Esbroeck, Dirk"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "70"]
[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. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg5 9. Bxh8 h6 10. e3 Nc6 11. Qf3 d6 12. a3 Ba5 13. Nc3 Bg4 14. Qe4+ Be6 15. Rf1 0-0-0 16. Qf3 a6 17. Ne4 Qg6 18. Bf6 Nxf6 19. Qxf6 Rg8 20. Qxg6 Rxg6 21. Rh5 Ne5 22. c3 Nc4 23. Rf2 Bb6 24. Kh2 Nxa3 25. Nf6 Nc4 26. Nd5 Ne5 27. Kh1 Ng4 28. Rf4 Rg5 29. Nxb6+ cxb6 30. Rh4 h5 31. Kg1 Kc7 32. Kf1 Ne5 33. Rh2 Bc4+ 34. Kg1 f5 35. Kh1 d5 0-1

[Event "corr"]
[Site "corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Boettcher"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "36"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg5 9. Bxh8 h6 10. e3 Nc6 11. Rh5 Qg6 12. Nc3 d6 13. Rh4 Bf5 14. Nd5 Ba5 15. d3 0-0-0 16. Qf3 Be6 17. Kf2 Bxd5 18. Qxd5 Nge7 0-1

[Event "corr"]
[Site "corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Landgraf, Manfred"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "39"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg4 9. Bxh8 h6 10. Nc3 Qg6 11. Rb1 Nc6 12. e3 Nge7 13. Rh4 Bxc3 14. Bxc3 d5 15. Qh5 Nf5 16. Rh2 Qxh5 17. Rxh5 Nce7 18. Be5 b6 19. Rf1 Nd4 20. Bxd4 1-0

[Event "NED corr"]
[Site "Netherlands"]
[Date "1992.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Van Esbroeck, Dirk"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "30"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Rxg1 Qg4 9. Bxh8 f6 10. c3 h5 11. cxb4 Qd4 12. e3 Qxa1 13. Qxh5+ Kf8 14. Bd5 Ke7 15. Qg6 Qe5 1-0

[Event "corr"]
[Site "corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Van Esbroeck, Dirk"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "21"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 a5 9. Rxh4 f6 10. Rc4 Bc5+ 11. Rxc5 1-0

[Event "Theme corr"]
[Site "corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Woelfelschneider, Peter"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "61"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 exf4 4. Bxg7 Qh4+ 5. g3 fxg3 6. Bg2 gxh2+ 7. Kf1 hxg1Q+ 8. Kxg1 Qg4 9. Bxh8 h6 10. Nc3 c6 11. e3 d5 12. Qxg4 Bxg4 13. Rb1 a5 14. Bg7 h5 15. a3 Bxa3 16. Bh3 Bf3 17. Rh2 b5 18. Rf1 Bd6 19. Rxf3 Bxh2+ 20. Kxh2 a4 21. Rf5 Nd7 22. Rxh5 Rb8 23. Ne2 Kd8 24. Bc3 Ne7 25. Nd4 a3 26. Rh7 b4 27. Rh8+ Kc7 28. Rxb8 Nxb8 29. Bxb4 a2 30. Nb3 Nc8 31. Bc3 1-0

[Event "corr"]
[Site "corr"]
[Date "1992.??.??"]
[Round "?"]
[White "Woelfelschneider, Peter"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "31"]
[EventDate "1992.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 0-0 7. a3 Bd6 8. Bxd6 Qxd6 9. c3 Nc6 10. Qc2 Bg4 11. d4 Rfe8 12. Nbd2 Qe7 13. Qb3 Bxf3 14. Nxf3 Qe3 15. h3 Ne4 16. d5 0-1

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Berger, Martin"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "E92"]
[PlyCount "110"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Be2 0-0 6. Nf3 e5 7. d5 a5 8. Be3 Ne8 9. 0-0 f5 10. Bg5 Nf6 11. Nh4 f4 12. g3 Bh3 13. Ng2 h6 14. Bxf6 Qxf6 15. Bf3 Nd7 16. Nb5 Rf7 17. Nxc7 Rc8 18. Ne6 Rxc4 19. Qb3 Rb4 20. Qc3 Bxe6 21. dxe6 Qxe6 22. a3 Rd4 23. Qc8+ Nf8 24. Qc3 fxg3 25. fxg3 Nd7 26. Qc8+ Kh7 27. Qc2 Nc5 28. Ne3 Qb3 29. Qxb3 Nxb3 30. Bg2 Rc7 31. Rad1 b5 32. Rfe1 Rc5 33. Kf2 h5 34. Bf1 Nd2 35. Bg2 Bh6 36. Nd5 Rc2 37. Re2 Rxb2 38. Ke1 Rb1 39. Rxb1 Nxb1 40. Ra2 Rc4 41. h4 Kg7 42. Rb2 Nxa3 43. Ke2 Rc5 44. Kd3 b4 45. Rf2 Bc1 46. Bh3 b3 47. Be6 b2 48. Rxb2 Bxb2 49. g4 Bd4 50. Ke2 Rc2+ 51. Kf3 Nc4 52. gxh5 Nd2+ 53. Kg4 gxh5+ 54. Kxh5 Nxe4 55. Ne7 Nf6+ 0-1

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Deuker, Hans Joachim"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "72"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. Be3 b6 10. Rfd1 Nc6 11. Rxd8+ Nxd8 12. Rd1 Bb7 13. Nd2 Nc6 14. f3 Ne8 15. Nc4 Bxc3 16. bxc3 Rd8 17. Rxd8 Nxd8 18. Kf2 Bc6 19. Ke1 f6 20. Kd2 e5 21. Bf2 Kf7 22. Bf1 Nb7 23. Be2 Ned6 24. Nxd6+ Nxd6 25. Kc1 Bd7 26. Kb2 g5 27. Be3 h5 28. Bf2 h4 29. g3 g4 30. gxh4 gxf3 31. Bxf3 Bc6 32. Kc1 Bxe4 33. Bh5+ Bg6 34. Bf3 Ke6 35. h5 Bh7 36. Bg3 f5 0-1

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Hinze, Torsten"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "32"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. 0-0 Nxe4 7. Bxf7+ Rxf7 8. Nxe4 h6 9. h3 Qf8 10. Nh4 g5 11. Ng6 Qe8 12. Re1 Bf5 13. Qh5 Rf8 14. Nxd6 Qxg6 15. Qxg6 Bxg6 16. Nb5 Na6 0-1

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Johansson, P."]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "E65"]
[PlyCount "64"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. g3 0-0 6. Bg2 c5 7. 0-0 Nc6 8. dxc5 dxc5 9. Bf4 Qa5 10. Qa4 Qxa4 11. Nxa4 Be6 12. Nd2 Nd7 13. Rad1 Rac8 14. b3 Bg4 15. Rfe1 b6 16. Ne4 Rfd8 17. Nac3 Nf8 18. Rxd8 Rxd8 19. Nd5 Ne6 20. Be3 Ned4 21. f3 Be6 22. Nf4 Nc2 23. Nxe6 fxe6 24. Kf2 Nxe1 25. Kxe1 Bf6 26. f4 Nb4 27. a4 Nc2+ 28. Kf2 Na1 29. Bh3 Kf7 30. Nxf6 exf6 31. g4 Nxb3 32. f5 exf5 0-1

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Maccapan, Fabio"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "E65"]
[PlyCount "64"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d6 3. Bg2 g6 4. c4 Bg7 5. Nc3 0-0 6. 0-0 c5 7. d4 Nc6 8. h3 Bd7 9. dxc5 dxc5 10. Be3 Qc8 11. Kh2 Rd8 12. Qc1 Nd4 13. Nh4 Bc6 14. Bh6 Bxg2 15. Nxg2 Qe6 16. Bxg7 Kxg7 17. Ne3 Rac8 18. b3 h5 19. Qb2 h4 20. Ned5 hxg3+ 21. fxg3 Rh8 22. h4 g5 23. Qd2 Qg4 24. Ne3 Qh5 25. Nf5+ Kf8 26. Nxd4 cxd4 27. Qxd4 gxh4 28. gxh4 Ng4+ 29. Kg2 Qxh4 30. Rh1 Ne3+ 31. Qxe3 Rg8+ 32. Kf3 Qg4+ 0-1

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Markauss, Juris"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "51"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. g3 0-0 6. Bg2 c5 7. 0-0 Nbd7 8. b3 cxd4 9. Nxd4 Re8 10. Bb2 Nc5 11. Qd2 Qb6 12. Rad1 Bd7 13. h3 a5 14. e4 a4 15. Qc2 Rec8 16. Rfe1 axb3 17. axb3 Ne6 18. Nxe6 Bxe6 19. e5 Nd7 20. exd6 exd6 21. Na4 Rxa4 22. Bxg7 Ra3 23. Bh6 Rxb3 24. Rxd6 Rb2 25. Rxb6 Rxc2 26. Rbxe6 1-0

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Nurmi, Toivo"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "54"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Nc6 6. 0-0 e4 7. Ne1 Bxc3 8. dxc3 h6 9. Nc2 Re8 10. Ne3 d6 11. Nd5 Bf5 12. e3 Ne5 13. b3 Bg4 14. Qc2 Bf3 15. h3 a5 16. Bxf3 Nxf3+ 17. Kg2 Nd7 18. Nf4 a4 19. Ba3 Qg5 20. Nd5 axb3 21. axb3 Rac8 22. Bb2 Nc5 23. Nf4 Qf5 24. Rfd1 Ra8 25. b4 Nd3 26. Nxd3 exd3 27. Qb1 Qe4 0-1

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Rosenberg, Frantisek"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "27"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. Bb3 Nc6 7. h3 Na5 8. Be3 Nxb3 9. axb3 a6 10. Qd2 Nd7 11. Bh6 b6 12. Bxg7 Kxg7 13. 0-0 Bb7 14. Rfe1 1/2-1/2

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Abdalghaffar, Amr AS"]
[Result "1-0"]
[ECO "D18"]
[PlyCount "79"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Nh4 Bg4 10. f3 Bh5 11. g4 Bg6 12. e4 Na6 13. Nxg6 hxg6 14. Bxa6 bxa6 15. Be3 Qa5 16. Qc2 c5 17. d5 exd5 18. Nxd5 Nxd5 19. exd5 Rfe8 20. Bf4 g5 21. Bxg5 Re5 22. Bh4 g5 23. f4 Rxd5 24. fxg5 Qc7 25. Qe4 Qe5 26. Qxe5 Rxe5 27. Rad1 c4 28. Rf4 Rb8 29. Rxc4 Bc5+ 30. Kf1 Rb4 31. Rxb4 Bxb4 32. Rd7 Rc5 33. Rxa7 Rc1+ 34. Kg2 Rc2+ 35. Kh3 a5 36. Ra8+ Kh7 37. Bg3 Rxb2 38. Be5 Re2 39. Rh8+ Kg6 40. Bf6 1-0

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Desforges, Georges"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "53"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 dxc4 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 Nge7 8. e4 Bd7 9. Qxc4 0-0 10. Rb1 Qb8 11. Be2 Ng6 12. 0-0 b6 13. h4 Na5 14. Qd3 c6 15. e5 h6 16. h5 Ne7 17. Bd1 f5 18. exf6 Rxf6 19. Ne5 Qe8 20. Bc2 Nf5 21. g4 Bc8 22. gxf5 exf5 23. Ng6 Bb7 24. Bf4 c5 25. Rfe1 Qf7 26. Be5 Be4 27. Qe2 1-0

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Hrdina, Jiri"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "83"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 Bg7 8. Rb1 0-0 9. Be2 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. Qc2 Qc7 13. h3 e6 14. c4 b6 15. 0-0 Bb7 16. Rd1 Rad8 17. Qa4 Bc8 18. Bg5 f6 19. Bh6 Rfe8 20. Be3 Bd7 21. Qc2 Bd6 22. Kh1 Bf4 23. Qb3 Bxe3 24. Qxe3 exd5 25. cxd5 Qe5 26. f3 f5 27. Qa3 fxe4 28. Qxa7 Bf5 29. Rxb6 Ra8 30. Qb7 Rxa2 31. f4 Qxf4 32. Ra6 Rxa6 33. Qxa6 Bd7 34. d6 Qe5 35. Qa7 Rd8 36. Qc7 Qg5 37. Bc4+ Kh8 38. Rf1 Bf5 39. Qxc5 Qf6 40. d7 Qg7 41. Qb6 Qf8 42. g4 1-0

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Mueller, M."]
[Result "0-1"]
[ECO "D58"]
[PlyCount "68"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. Bd3 dxc4 9. Bxc4 Bb7 10. 0-0 Nbd7 11. Qe2 Ne4 12. Bg3 Nxg3 13. hxg3 a6 14. Rfd1 b5 15. Bd3 c5 16. Be4 Qb6 17. Bxb7 Qxb7 18. Rac1 cxd4 19. Rxd4 Bf6 20. Rd6 Rac8 21. Rdd1 Bxc3 22. bxc3 Nb6 23. Nd2 Rc7 24. Nb1 Rfc8 25. Rd3 Na4 26. Qd2 Kh7 27. f3 Rc5 28. Rd7 R8c7 29. Rd4 Qb6 30. Qd3+ g6 31. Kf2 Nb2 32. Qe2 e5 33. Rd2 Nc4 34. Rd7 Rxd7 0-1

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Wuttke, Hans"]
[Result "0-1"]
[ECO "E94"]
[PlyCount "54"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 g6 6. Be2 Bg7 7. 0-0 0-0 8. Be3 a5 9. Qc2 Ng4 10. Bg5 f6 11. Bh4 c6 12. Rad1 Qc7 13. Bg3 Nh6 14. Rd3 Nf7 15. Rfd1 Re8 16. h4 Nf8 17. dxe5 dxe5 18. h5 f5 19. hxg6 hxg6 20. b3 f4 21. Bh2 g5 22. Ne1 g4 23. Qb2 Qe7 24. Na4 Be6 25. Qd2 Ng5 26. Nc3 Bf6 27. Bf1 Qh7 0-1

[Event "ICCF-Cup8/9 V121 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Stengel, Hans Joachim"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "71"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 c6 5. Qd2 Bg7 6. f4 b5 7. Bd3 0-0 8. f5 Qb6 9. Nf3 Bb7 10. 0-0 Nbd7 11. Kh1 e6 12. e5 dxe5 13. dxe5 Nd5 14. f6 Bh8 15. Nxd5 cxd5 16. Bh4 d4 17. Rae1 Rfd8 18. Be4 Rac8 19. Bg3 Nc5 20. Bxb7 Qxb7 21. Nxd4 Qd5 22. c3 b4 23. Qh6 bxc3 24. bxc3 Qxa2 25. Ra1 Qc4 26. Rfc1 a6 27. Nf3 Ne4 28. Re1 Rb8 29. Qh4 Nxg3+ 30. hxg3 Qxh4+ 31. gxh4 Ra8 32. Reb1 a5 33. Ra4 Rdc8 34. c4 h6 35. Rb5 Ra7 36. c5 1-0

[Event "ICCF-Cup8/9 V125 corr"]
[Site "ICCF corr"]
[Date "1990.??.??"]
[Round "?"]
[White "Zamora, Jorge"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "A00"]
[PlyCount "47"]
[EventDate "1990.11.01"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 0-0 5. e3 d5 6. Nf3 Nc6 7. Bb2 Re8 8. Be2 Bf5 9. cxd5 Nxd5 10. 0-0 Qd6 11. Bb5 a6 12. Be2 Rad8 13. a3 Ba5 14. Qb3 Nf4 15. Bc4 Ne6 16. d4 b5 17. Be2 Bb6 18. Nc3 Na5 19. Qa2 Nf8 20. Rad1 Ng6 21. Rd2 c6 22. Rfd1 Bc7 23. g3 h6 24. Ba1 1/2-1/2

[Event "FRG-ch H corr"]
[Site "GER corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Kretschmer, Thomas"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "C14"]
[PlyCount "72"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 0-0 8. Nf3 c5 9. Bd3 cxd4 10. Bxh7+ Kxh7 11. Ng5+ Qxg5 12. fxg5 dxc3 13. Qd3+ Kg8 14. Qxc3 Nc6 15. h4 Ndxe5 16. 0-0-0 Ng4 17. Qg3 e5 18. Rxd5 Be6 19. Rd6 Nd4 20. Re1 Nf5 21. Qxg4 Nxd6 22. Qb4 Nc4 23. b3 Nb6 24. Rxe5 Rfe8 25. h5 Bd5 26. Rxe8+ Rxe8 27. h6 Re6 28. Qd4 gxh6 29. gxh6 Rxh6 30. a4 Bxg2 31. a5 Nd5 32. Qg4+ Rg6 33. Qc8+ Kg7 34. Qxb7 a6 35. c4 Ne3 36. Qe7 Re6 1/2-1/2

[Event "FRG-ch H corr"]
[Site "GER corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Nadrowski, Joseph"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "A13"]
[PlyCount "55"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. Nf3 b6 4. c4 e6 5. Nc3 Bb7 6. 0-0 Bd6 7. d3 0-0 8. Qc2 Nbd7 9. b3 Qe7 10. Bb2 dxc4 11. dxc4 Rfd8 12. Rfd1 a6 13. Rd2 Nc5 14. Nd4 Bxg2 15. Kxg2 Qd7 16. Rad1 g6 17. h3 Kg7 18. Nf3 Qc6 19. b4 Ncd7 20. Ne4 Be7 21. Rxd7 Rxd7 22. Ne5 Rd2 23. Qxd2 Qxe4+ 24. f3 Bxb4 25. fxe4 Bxd2 26. Rxd2 Nxe4 27. Rd7 c5 28. Rxf7+ 1-0

[Event "FRG-ch H1691 corr"]
[Site "GER corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Kretschmer, Thomas"]
[Result "0-1"]
[ECO "D86"]
[PlyCount "60"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 0-0 8. Ne2 Nc6 9. Bg5 Na5 10. Bd3 b6 11. 0-0 c5 12. d5 c4 13. Bc2 Qd7 14. Qd2 e6 15. Rad1 exd5 16. exd5 Re8 17. Ng3 f5 18. Bh6 Bxh6 19. Qxh6 Bb7 20. d6 Re6 21. Qg5 Kh8 22. Nxf5 gxf5 23. Bxf5 Re5 24. Bxd7 Rxg5 25. g3 Rd8 26. Bh3 Rd5 27. Rxd5 Bxd5 28. Rd1 Bc6 29. d7 Nb7 30. Bg2 Bxg2 0-1

[Event "FRG-ch H1691 corr"]
[Site "GER corr"]
[Date "1989.??.??"]
[Round "?"]
[White "Ruecker, Udo"]
[Black "Nadrowski, Joseph"]
[Result "1/2-1/2"]
[ECO "D86"]
[PlyCount "58"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[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 Nc6 9. Bg5 cxd4 10. cxd4 Nxd4 11. Rc1 0-0 12. Nxd4 Bxd4 13. 0-0 Be6 14. Bxe6 fxe6 15. Qb3 Qb6 16. Qxb6 axb6 17. Rc2 Bc5 18. g3 Ra5 19. Be3 Rfa8 20. Ra1 Bxe3 21. fxe3 Ra4 22. Rc7 Rxe4 23. Rxb7 Rxe3 24. Rxb6 Re2 25. a4 Rc8 26. a5 Rcc2 27. h4 Kf7 28. a6 Rg2+ 29. Kf1 Rgf2+ 1/2-1/2

[Event "corr"]
[Site "corr"]
[Date "1985.??.??"]
[Round "?"]
[White "Wundt, Hermann"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "63"]
[EventDate "1985.09.20"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. e4 dxe4 4. f3 exf3 5. Nxf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Be3 e6 9. Bd3 Nbd7 10. 0-0 Be7 11. Rf2 Qb6 12. Rb1 0-0 13. b3 Nd5 14. Nxd5 cxd5 15. c4 Nf6 16. c5 Qc7 17. Rbf1 b6 18. Bf4 Qb7 19. cxb6 Qxb6 20. Be5 Kh8 21. Qg3 Qd8 22. Rxf6 Bxf6 23. Rxf6 Qxf6 24. Bxf6 gxf6 25. Qh4 f5 26. g4 Rac8 27. gxf5 Rc3 28. Qf6+ Kg8 29. Qg5+ Kh8 30. Qd2 Rfc8 31. f6 Rc1+ 32. Kf2 1-0

[Event "FRG-ch I3318 corr"]
[Site "GER corr"]
[Date "1984.??.??"]
[Round "?"]
[White "Lemke, Hans Hermann"]
[Black "Ruecker, Udo"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "49"]
[EventDate "1984.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. e4 Nxe4 4. Nxe4 dxe4 5. Bc4 Nc6 6. c3 e5 7. d5 Ne7 8. Qe2 Bf5 9. Be3 a6 10. 0-0-0 b5 11. Bb3 Qd7 12. f3 exf3 13. Nxf3 f6 14. h3 a5 15. a3 Be4 16. Bc5 Nf5 17. Qxe4 Ng3 18. Qe1 Nxh1 19. Nxe5 fxe5 20. Qxe5+ Kd8 21. d6 cxd6 22. Bxd6 Bxd6 23. Rxd6 Re8 24. Rxd7+ Kxd7 25. Qxb5+ 1-0

[Event "corr"]
[Site "corr"]
[Date "1983.??.??"]
[Round "?"]
[White "Wundt, Hermann"]
[Black "Ruecker, Udo"]
[Result "1/2-1/2"]
[ECO "C30"]
[PlyCount "75"]
[EventDate "1983.??.??"]
[EventType "tourn (corr)"]
[EventRounds "1"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Nf6 5. fxe5 dxe5 6. d4 exd4 7. cxd4 Bb6 8. Nc3 0-0 9. Be2 c5 10. d5 Qe7 11. e5 Ng4 12. d6 Qe6 13. Bf4 Nc6 14. Qd5 Qxd5 15. Nxd5 Re8 16. h3 Ba5+ 17. Bd2 Ngxe5 18. Bxa5 Nxf3+ 19. gxf3 Nxa5 20. Nc7 Bd7 21. Nxa8 Rxa8 22. 0-0-0 Re8 23. Rd2 Nc6 24. Bb5 Kf8 25. Re2 Rxe2 26. Bxe2 Nd4 27. Kd2 Nf5 28. Rc1 Nxd6 29. Rxc5 Bxh3 30. Rh5 Bf5 31. Bd3 Bxd3 32. Kxd3 h6 33. Kd4 g6 34. Rh2 Nf5+ 35. Kd5 Kg7 36. f4 g5 37. Ke4 Kg6 38. Kf3 1/2-1/2

[Event "corr"]
[Site "corr"]
[Date "1980.??.??"]
[Round "?"]
[White "Plock, Joerg"]
[Black "Ruecker, Udo"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "33"]
[EventDate "1980.??.??"]
[EventType "match (corr)"]
[EventRounds "10"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. f4 d6 4. fxe5 dxe5 5. Bxe5 Nf6 6. Nf3 0-0 7. e3 Nc6 8. Bb2 Re8 9. Be2 Bf5 10. 0-0 Ng4 11. Nd4 Nxd4 12. Bxg4 Bxc2 13. Qe1 Nc6 14. Qg3 Bg6 15. Bh5 Bxd2 16. Rxf7 Bxe3+ 17. Kh1 0-1

