The following packages have unmet dependencies.
  kde: Depends: kde-core (>= 5:47) but it is not going to be installed
       Depends: kde-amusements (>= 5:47) but it is not going to be installed
       Depends: kdeaccessibility (>= 4:3.4.3) but it is not going to be installed
       Depends: kdeaddons (>= 4:3.4.3) but it is not going to be installed
       Depends: kdeadmin (>= 4:3.4.3) but it is not going to be installed
       Depends: kdeartwork (>= 4:3.4.3) but it is not going to be installed
       Depends: kdegraphics (>= 4:3.4.3) but it is not going to be installed
       Depends: kdemultimedia (>= 4:3.4.3) but it is not going to be installed
       Depends: kdenetwork (>= 4:3.4.3) but it is not going to be installed
       Depends: kdepim (>= 4:3.4.3) but it is not going to be installed
       Depends: kdeutils (>= 4:3.4.3) but it is not going to be installed
       Depends: kdewebdev (>= 4:3.4.3) but it is not going to be installed
  kdm: Depends: kdelibs4c2a (>= 4:3.5.6-1) but it is not going to be installed
       Depends: kdebase-bin (= 4:3.5.6.dfsg.2-2) but it is not going to be installed
E: Broken packages