PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Fuel cells, for example, generate electrical power through electrochemical reaction of a fuel and oxidant, such as for example, hydrogen and oxygen.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com