PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Materials that can be used for the electrodes include metals such as chromium (Cr), aluminum (Al) and copper (Cu), carbon, silver paste and electrically conductive organic film.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com