/usr/share/doc/libmp3splt-ogg/changelog.Debian.gz is in libmp3splt-ogg 0.7.1-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libmp3splt-ogg/../libmp3splt0/changelog.Debian.gz
/usr/share/doc/libmp3splt-ogg/../libmp3splt0/changelog.Debian.gz