gpodder installation fails

Cannot install gpodder ('apt-get -f install gpodder'):
python-feedparser is not installed
The following packages have unmet dependencies:
gpodder : Depends on: python-mygpoclient but it is not going to be installed
           Depends: python-webkit but it is not going to be installed
           Recommends:: python-simplejson but it is not going to be installed
           Recommends: python-gst0.10 but it is not going to be installed
           Recommends: libqtwebkit-qmlwebkitplugin but it is not going to be installed