PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Historically, whenever there was a period of very high oil prices, the oil industry responded by expanding production capacity which usually resulted in a global glut and an extended period of relatively low prices.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greencarcongress.com