/usr/share/doc/libcmlutil-smlnj/changelog.Debian.gz is in libcmlutil-smlnj 110.79-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libcmlutil-smlnj/../smlnj-runtime/changelog.Debian.gz
/usr/share/doc/libcmlutil-smlnj/../smlnj-runtime/changelog.Debian.gz