PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • About 30 percent of the materials used to construct the aircraft were experimental composites, mainly fiberglass and graphite-epoxy.
http://www.w3.org/ns/prov#wasQuotedFrom
  • collectorsweekly.com