<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://citymaps.com/u/artfulaces/dusseldorf-germany-2016/VenueMap>
<https://citymaps.com/u/artfulaces/dusseldorf-germany-2016/5a7517e9-71ee-4e76-9776-d75b8d89a30b>