PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Researchers still are not sure why people suffer pain, exhaustion, anxiety, insomnia and other symptoms, sometimes for years.
http://www.w3.org/ns/prov#wasQuotedFrom
  • realitynibs.com