PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Electrolysis: The process used for refining precious and other metals in which an electric current passes through an electrolyte (chemical solution) from anode to cathode.
http://www.w3.org/ns/prov#wasQuotedFrom
  • silverinstitute.org