<https://secure.gravatar.com/avatar/7b6a54a8e4d78d09911f0e90831c391f?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://rotorooterca.com/blog/signs-water-pump-needs-repair/>