/usr/share/doc/libtcd-dev/changelog.Debian.gz is in libtcd-dev 2.2.2-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libtcd-dev/../libtcd0/changelog.Debian.gz
/usr/share/doc/libtcd-dev/../libtcd0/changelog.Debian.gz