<https://forum.davidicke.com/index.php?/topic/19423-great-factual-website-on-jab/#comment-269391>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.davidicke.com/index.php?/topic/19423-great-factual-website-on-jab/&tab=comments#comment-269459>