PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Whenever it is used then we understand that the address is an obligation, unless it is accompanied by an act or saying which indicates that it is only reccommended.
http://www.w3.org/ns/prov#wasQuotedFrom
  • qss.org