PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The project is the latest attempt to solve a long-standing engineering challenge: how to design an aircraft that can take-off, land and hover like a helicopter, but that can fly at top speed once in the air.
http://www.w3.org/ns/prov#wasQuotedFrom
  • deskeng.com