<https://www.renntech.org/topic/10070-picked-up-hard-top-last-night-questions/#comment-48887>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.renntech.org/topic/10070-picked-up-hard-top-last-night-questions/?tab=comments#comment-310859>