PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Earth, or other celestial bodies such as stars, planets, moons, or others are generally substantially spherical in shape.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com