/usr/share/help/sl/gnome-mines/rules.page is in gnome-mines 1:3.18.2-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/help/sl/gnome-mines/../../../help-langpack/sl/gnome-mines/rules.page
/usr/share/help/sl/gnome-mines/../../../help-langpack/sl/gnome-mines/rules.page