<https://forums.obsidian.net/topic/62300-what-is-your-favorite-natural-enviroment-in-games/page/2/#comment-1278261>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.obsidian.net/topic/62300-what-is-your-favorite-natural-enviroment-in-games/page/2/>