_:nd110ca28b51e438c8e10ea568a772a12xb0
<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=2631cf2eb8eddab3ed2e83883dbf76df>