<https://forum.familyhistory.uk.com/index.php/threads/im-doing-a-rewrite-and-im-happy.9765/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.familyhistory.uk.com/threads/im-doing-a-rewrite-and-im-happy.9765/>