PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cellulosic ethanol is produced from wood chips, grass, straw, or other plant materials.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thedailybeast.com