PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The hole injecting layer can be formed by using metal oxide such as molybdenum oxide, vanadium oxide, ruthenium oxide, tungsten oxide and manganese oxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com