PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Now everyone is talking about graphene mainly positively: the material has unique physical chemical properties; it is expected it will revolutionise the world of electronics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • estar.org.uk