<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://citymaps.com/m/the-art-lovers-guide-to-marseille/VenueMap>
<https://citymaps.com/m/the-art-lovers-guide-to-marseille/093a7cbb-158a-428c-9d8d-e2fd7423d7d4>