PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Petroleum coke, when used alone as a fuel, has a heating value such that it is desirable to use a coolant, such as steam or CO2, to prevent overheating in the melter-gasifier.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com