PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Styrofoam is an extruded polystyrene as a closed cell foam that resists moisture.
http://www.w3.org/ns/prov#wasQuotedFrom
  • metafilter.com