/usr/share/doc/gnutls-bin/THANKS.gz is in gnutls-bin 3.0.11+really2.12.14-5ubuntu3.14.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/gnutls-bin/../libgnutls26/THANKS.gz
/usr/share/doc/gnutls-bin/../libgnutls26/THANKS.gz