/usr/share/doc/libloudmouth1-dev/NEWS.gz is in libloudmouth1-dev 1.4.3-10.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libloudmouth1-dev/../libloudmouth1-0/NEWS.gz
/usr/share/doc/libloudmouth1-dev/../libloudmouth1-0/NEWS.gz