PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Parkinson's disease is a neurological disease affecting the "substantia nigra, a small area of cells in the mid-brain.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drweil.com