PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This feed hydrocarbon or substrate is often reacted with an alkylating agent-comprising an acyclic light olefin such as ethylene, propylene or butylene to produce such chemicals as ethylbenzene and cumene.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com