PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This causes oil or incompletely pyrolyzed oil shale (or kerogen) to remain unpyrolyzed until is is reached by and consumed in the advancing combustion front (where most of the organic material is converted to oxides of carbon, hydrogen or nitrogen, or other components of a low BTU gas).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com