<https://www.rugertalk.com/threads/10-22-50th-anniversary-contest.2036/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/DiscussionForumPosting>
<https://www.rugertalk.com/threads/10-22-50th-anniversary-contest.2036/>