PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The gaseous hydrocarbon feedstock may be any gaseous hydrocarbon feedstock but would most typically be a feedstock comprising predominantly methane such as natural gas.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com