PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some drugs can cause heartburn, including birth control pills, diazepam, nicotine, nitroglycerine, progesterone, provera and theophylline.
http://www.w3.org/ns/prov#wasQuotedFrom
  • naturalnews.com