/usr/share/help/ar/ubuntu-help/power.page is in ubuntu-docs 14.04.3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/help/ar/ubuntu-help/../../../help-langpack/ar/ubuntu-help/power.page
/usr/share/help/ar/ubuntu-help/../../../help-langpack/ar/ubuntu-help/power.page