_:n5775048fa9eb48d7813a795fbc8cbd1exb1
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.cc-forum.uni-hamburg.de/forum/search.php?search_id=active_topics&sid=0a388a29a29d5f5d42bc867dd5d1c43e>