PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An illness that brings a persistent sad, anxious or ???empty??? mood, feelings of hopelessness and pessimism, and other symptoms that interfere with the ability to work, study, sleep, eat and enjoy once pleasurable activities.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov