PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Back in the 1950s geologist Marion King Hubbert posited that crude oil was a finite resource and went on to illustrate when the U.S. and world would reach a peak in production by using a bell curve.
http://www.w3.org/ns/prov#wasQuotedFrom
  • peak-oil-news.info