/usr/share/doc/libwtdbo38/changelog.Debian.gz is in libwtdbo38 3.3.4+dfsg-6ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libwtdbo38/../libwt38/changelog.Debian.gz
/usr/share/doc/libwtdbo38/../libwt38/changelog.Debian.gz