PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, a material such as cement will allow the plant to be operated with a considerably lower pressure drop than a material such as sugar or coffee.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com