PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Researchers at Columbia University???s Fu Foundation School of Engineering; who proved that graphene is the strongest material ever measured stated that ???It would take an elephant, balanced on a pencil, to
http://www.w3.org/ns/prov#wasQuotedFrom
  • patheos.com