PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Dioxins are a kind of hydrocarbon, and they are believed to be generated from incompletely combusted matter and chlorine in the incineration step.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es