/usr/share/doc/qmmp/changelog.Debian.gz is in qmmp 0.5.2-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/qmmp/../libqmmp0/changelog.Debian.gz
/usr/share/doc/qmmp/../libqmmp0/changelog.Debian.gz