PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Symptoms vary widely among patients, but some common signs of lupus include fatigue, muscle and joint pain, and a skin rash, particularly on the face.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com