<http://www.reddit.com/r/webdev/comments/2gypch/is_schemaorg_still_a_thing/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/DiscussionForumPosting>
<https://www.bois.com/forum/16814-lurem-2600-plus>