PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Typical nanoplanes may be comprised of a variety of materials such as carbon graphene, metal oxides, silicates, metal sulfides, and other materials obtained by exfoliating layered minerals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.fr