PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I believe that minerals should be processed in their country of origin, especially if the country has advanced industrial facilities and environmental standards.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thenutgraph.com