PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • All the hype by the fossil fuel industry about energy independence from fracking (hydraulic fracturing) in tight gas reservoirs like the Barnett Shale has left out the costs in energy, water and other essential natural resources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • prbo.org