PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Consumer and business periodicals such as the Wall Street Journal and the New York Times are charging subscription fees for use of some or all of their digital products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ptonline.com