/usr/ is in libktexteditor4 4:4.14.16-0ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/libktexteditor.so.4.14.16
/usr/share/
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/libktexteditor4
/usr/share/doc/
/usr/share/doc/libktexteditor4/
/usr/share/doc/libktexteditor4/copyright
/usr/share/kde4/
/usr/share/kde4/servicetypes/
/usr/share/kde4/servicetypes/ktexteditor.desktop
/usr/share/kde4/servicetypes/ktexteditor_loadsavefiltercheckplugin.desktop
/usr/share/kde4/servicetypes/ktexteditorplugin.desktop
/usr/lib/libktexteditor.so.4
/usr/share/doc/libktexteditor4/changelog.Debian.gz
/usr/share/doc/libktexteditor4/NEWS.Debian.gz