PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Milky Way galaxy is a large spiral galaxy with a total mass about a trillion times that of the Sun, including 200-400 billion stars (see [3]).
http://www.w3.org/ns/prov#wasQuotedFrom
  • factbook.org