<https://www.concertina.net/forums/index.php?/topic/24874-a-week-in-dublin/#comment-219345>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.concertina.net/forums/index.php?/topic/24874-a-week-in-dublin/#comment-219345>