PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although patent protection is initially issued for 20 years on new brand name drugs, most new drugs are patented early in the development and approval stages.
http://www.w3.org/ns/prov#wasQuotedFrom
  • simonandschuster.ca