PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Methadone is a Schedule II prescription drug that is sold in oral, liquid (ampules and vials) and tablet forms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • morphineaddiction.com