PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The membrane is a material that resembles kitchen plastic wrap.As air flows into one side of the fuel cell, hydrogen is fed into the other.
http://www.w3.org/ns/prov#wasQuotedFrom
  • floridatrend.com