PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It???s been garnering ever-increasing debate and media attention in recent months, especially in California, where the Monterey Shale is estimated to contain up to 15 billion barrels of oil recoverable by fracking and other new technologies.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sustainabilitycoalition.org