<https://forums.obsidian.net/topic/114916-next-aaa-game-from-obsidian-after-the-outer-worlds-discussion/#comment-2208751>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.obsidian.net/topic/114916-next-aaa-game-from-obsidian-after-the-outer-worlds-discussion/>