PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sometimes the symptoms of dementia, such as memory loss, confusion, trouble recognizing familiar objects or difficulty with words can come on so slowly that family members do not recognize how seriously their parent is impaired.
http://www.w3.org/ns/prov#wasQuotedFrom
  • agingparents.com