PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is a first-class value and type3, meaning it can be compared to other values, it can implement protocols, and be used as the key or value of a map, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • lispcast.com