PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • White Clay It is composed of kaolinite, rich in silicon and aluminum and is the most gentle of all the clays.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ecrater.com