PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The rover has also already completed its primary mission by determining that Mars once had conditions that could have supported some forms of life.
http://www.w3.org/ns/prov#wasQuotedFrom
  • webpronews.com