PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Individuals who experience retinal migraines should consult an ophthalmologist or neurologist to rule out other conditions, such as stroke.
http://www.w3.org/ns/prov#wasQuotedFrom
  • about.com