PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The chance of an overdose is greatly increased if other depressant drugs such as alcohol or tranquilizers are being used at the same time.
http://www.w3.org/ns/prov#wasQuotedFrom
  • straightdope.com