PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • My husband reports that while I ran for the binoculars, one of the objects went from the north to the south at a high rate of speed, disappeared (not behind a cloud), reappeared, and then disappeared again for good.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ufoinfo.com