PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For Copper, copper oxide is a form that is frequently used in dietary supplements, but also alternative forms such as copper gluconate may be alternatively used.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com