<https://forum.12ozprophet.com/topic/50185-detroit-graffiti/page/1690/#comment-6403165>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.12ozprophet.com/topic/50185-detroit-graffiti/page/1690/?tab=comments#comment-6360490>