PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This major shift will be driven by the faster-than-expected development of hydrocarbon resources locked in shale and other tight rock that have just started to be unlocked by a new combination of technologies called hydraulic fracturing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • qando.net