/usr/share/help/zh_TW/gnome-bluetooth/legal.xml is in gnome-bluetooth 3.8.2.1-0ubuntu4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/help/zh_TW/gnome-bluetooth/../../../help-langpack/zh_TW/gnome-bluetooth/legal.xml