PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Starting on Monday, the Newspaper Project will launch an ad campaign in the Inquirer, The Washington Post, The New York Times, AdAge and other papers to spread the word.
http://www.w3.org/ns/prov#wasQuotedFrom
  • reuters.com