PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Overpopulation will increase competition and demand for fossil fuel energy sources such as crude oil and coal, as well as for natural gas and sources of alternative energy.
http://www.w3.org/ns/prov#wasQuotedFrom
  • watchknowlearn.org