PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • By Andrew Fazekas for Breaking Orbit For folks in the Northern Hemisphere, fall is the best time to see the magical displays of the aurora borealis, when nights can be set ablaze with colors as curtains of ghostly glows dance across the sky. (See new aurora pictures from an early September solar storm.) But unless???
http://www.w3.org/ns/prov#wasQuotedFrom
  • nationalgeographic.com