PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It will be an even harder sell if skeptics can stir up a debate about whether there really is a problem.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com