<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://citymaps.com/m/first-timers-guide-to-las-vegas/VenueMap>
<https://citymaps.com/m/first-timers-guide-to-las-vegas/640965b2-e1f6-4e82-86b2-0405267fa97d>