PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, nickel, silver, tin or zinc plating is commonly applied to metals such as iron or copper.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com