PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are several symptoms, such as bursts of irritability and aggression, difficulty to concentrate, nightmares, problems sleeping, difficulties or alterations with respect to eating, a generally low motivation, extreme tiredness, and symptoms that are called psychosomatic, or directly related to the emotional state.
http://www.w3.org/ns/prov#wasQuotedFrom
  • umn.edu