PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What is a Fuel Cell ??? A fuel cell is an electrochemical direct energy conversion device which uses a single-step energy conversion process directly from chemical energy to electric energy??? (Montes). 17.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slideshare.net