PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This solution is the best approach now with ArcGIS (9.2,9.3???) as well as into the future (10 and beyond).
http://www.w3.org/ns/prov#wasQuotedFrom
  • esri.com