PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A metropolitan area such as New York has been estimated to produce 2.8 ?? 1017 cal per year (37,000 MWe) (Bornstein, 1968).
http://www.w3.org/ns/prov#wasQuotedFrom
  • nap.edu