<https://www.how2shout.com/linux/set-root-user-password-in-ubuntu-20-04-lts-focal-fossa/#article>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.how2shout.com/linux/set-root-user-password-in-ubuntu-20-04-lts-focal-fossa/>