PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The latter are often designed to alleviate accompanying symptoms, such as depression, restlessness, sleep disorders, and aggressive behaviour, or to improve cognitive function and retentiveness.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com