PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The House of Saud became the principal supplier of cheap oil to the power that was responsible for nearly half of the global GDP. The recent report of the International Energy Agency has revealed that thanks to new technologies such as hydraulic fracking, the United States will equal and surpass Saudi Arabia as the principal petroleum producer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • zcomm.org