PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Plating is used primarily because it is more economical to produce items such as silver jewelry and tableware with an inexpensive base metal and then coat them with a thin layer of silver, usually around 0.05 millimeters or less.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sterling-silver.ws