<https://www.fjellforum.no/topic/55579-tilbeh%C3%B8r-til-%C3%B8rret/#comment-500533>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.fjellforum.no/topic/55579-tilbeh%C3%B8r-til-%C3%B8rret/?tab=comments#comment-500497>