PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The hafnium and zirconium compounds can be doped, typically with other metals, such as lanthanum.
http://www.w3.org/ns/prov#wasQuotedFrom
  • faqs.org