<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://citymaps.com/m/amazing-places-for-a-sunny-day-in-rockville/VenueMap>
<https://citymaps.com/m/amazing-places-for-a-sunny-day-in-rockville/72ce8a7a-129c-4888-8700-703cbf9a0907>