PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The material was actually created using a new technique which involves freeze-drying solutions of carbon nanotubes and graphene to create a kind of carbon sponge.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gizmodo.com.au