PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These geothermal fluids can be processed to recover valuable metals such as gold, silver, zinc, and lithium.
http://www.w3.org/ns/prov#wasQuotedFrom
  • inderscience.com