PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Heroin, like other opiate analgesics, causes constipation, stomach cramps and other gastrointestinal problems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • heroinhelp.net