<https://secure.gravatar.com/avatar/91c557e9d0095d20b695c843ab82ba00?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.lanozione.com/is-a-background-record-search-possible-online/?amp=1>