PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Titan- Titan???s composition is 98.4% nitrogen and 1.6% methane and other trace gases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • abovetopsecret.com