PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cannabis is also referred to as a ???pathway drug??? that is believed to induce users to try other drugs such as cocaine and heroin, increasing risks further and raising questions over addiction.
http://www.w3.org/ns/prov#wasQuotedFrom
  • talkingdrugs.org