PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A fuel, such as methane or natural gas and/or another suitable hydrocarbon or hydrogen fuel, is introduced into the SOFC system 1 through conduit 51 into hydrogen recovery unit 50.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com