PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The court ruling is the most recent development in a long standing and complex intellectual property infringement struggle that started in April 1960 when Hughes applied for a patent on a pioneering communications satellite attitude control system invented by scientist Donald Williams a year earlier.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thefreelibrary.com