<https://secure.gravatar.com/avatar/432ad635dc92c940c7cb9b11d4cb4204?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://homequeries.com/what-to-do-when-dog-pees-on-carpet/>