PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Lake Mead is the largest reservoir in the United States, but Lake Mead is low, and that has some folks worried.
http://www.w3.org/ns/prov#wasQuotedFrom
  • webpronews.com