PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Accordingly, there is a need to provide a stack or array of electrochemical devices, such as solid oxide fuel cells, that are capable of operating efficiently at lower temperatures and use less expensive materials and production techniques.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com