PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When it comes to chronic and/or severe pain, opioid painkillers, including morphine and morphine-like drugs such as OxyContin, Codeine, and Vicodin, are among the most powerful tools in a doctor's arsenal.
http://www.w3.org/ns/prov#wasQuotedFrom
  • go.com