PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Everyone will go through periods when they feel emotions such as stress and grief, but symptoms of mental illnesses last longer than normal and are often not a reaction to daily events.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bbc.co.uk