PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Generally pure gold is too soft for use in jewelry, so it is commonly mixed with alloy metals such as copper and zinc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • zales.com