PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Dermatologists sell skin rejuvenation products, optometrists sell designer lenses, and plenty of pop psychologists sell their books, videos, and other materials in their offices.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com