PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • may be based upon the passage of time, the occurrence of one or more events, or the satisfaction of performance criteria or other conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sec.gov