<https://shift20.iftevent.org/posts/abstract-163431fd-ab8f-4b4c-9166-26ede81acb68>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://shift20.iftevent.org/posts/abstract-163431fd-ab8f-4b4c-9166-26ede81acb68>