PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Generally, the naphtha is a mixture of hydrocarbons distilled from crude oil or made directly or indirectly by cracking or other processing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com