<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://citymaps.com/m/serious-beef-the-meat-lovers-guide-to-nanjing/VenueMap>
<https://citymaps.com/m/serious-beef-the-meat-lovers-guide-to-nanjing/e0c834dd-6144-4116-a212-e4629fc61304>