<https://forums.obsidian.net/topic/64219-what-are-you-playing-now/page/21/#comment-1368750>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.obsidian.net/topic/64219-what-are-you-playing-now/page/21/?tab=comments#comment-1368788>