PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • -toxic chemicals including benzene, toluene and hydrogen sulfide ??? from a towering flare designed to burn only during emergencies.
http://www.w3.org/ns/prov#wasQuotedFrom
  • enenews.com