PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Opiates are drugs such as heroin, Vicodin, Morphine, and other prescription painkillers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • spiritualriver.com