PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • At the moment, this type of energy production is mostly regulated by the states, many of which are relatively new to oil and gas production and don???t yet have strong regulatory regimes in place.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cleantechies.com