PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What differentiates one refinery from another are their capacities and the types of processing units used to produce these petroleum products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • eia.gov