PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, the presently provided membrane is also useful in fuel cells where either one or both of the reactants are gaseous, e.g., the fuel may be hydrogen or a gaseous hydrocarbon such as methane or propane and the oxi
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es