/usr/share/doc/liblqr-1-0-dev/changelog.Debian.gz is in liblqr-1-0-dev 0.4.1-1.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/liblqr-1-0-dev/../liblqr-1-0/changelog.Debian.gz
/usr/share/doc/liblqr-1-0-dev/../liblqr-1-0/changelog.Debian.gz