PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It looked very fuzzy and in-between these two balls was a dark cloud area of mist or fog, but you could see it was two spheres with a gap in-between.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ufoinfo.com