_:n8289d37a02e849b7b46e0a5bf28ae783xb0
<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=767f50f071d56b1bb51cdcde6d8c69b3>