PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Graphene is the thinnest known material, yet stronger than diamond, with potentially significant applications in nanotechnology.
http://www.w3.org/ns/prov#wasQuotedFrom
  • amazon.co.uk