/usr/share/doc/xmms2-plugin-ao/changelog.Debian.gz is in xmms2-plugin-ao 0.8+dfsg-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/xmms2-plugin-ao/../xmms2-core/changelog.Debian.gz
/usr/share/doc/xmms2-plugin-ao/../xmms2-core/changelog.Debian.gz