<https://community.7daystodie.com/topic/22366-alpha-20-dev-diary/page/109/#comment-446383>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://community.7daystodie.com/topic/22366-alpha-20-dev-diary/page/109/?tab=comments#comment-446281>