PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Physical symptoms such as stomachaches, headaches, and other aches and pains may also be a sign of depression.
http://www.w3.org/ns/prov#wasQuotedFrom
  • familyaware.org