PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, when examining the occurrence of infrequent events such as FTC or SEC investigations, management changes, mergers or acquisitions, or other one-time or rare events, it is often simply effective to indicate whether or not such an event occurred within a particular time period.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au