<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://citymaps.com/m/philadelphia-date-ideas-20-actually-great-dates/VenueMap>
<https://citymaps.com/m/philadelphia-date-ideas-20-actually-great-dates/b77a0cb4-f480-4453-9fbf-86607ba27166>