PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • missions at 190 natural gas well production sites nationwide in 2012, including 490 wells and 27 fracking flowback operations.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sourcewatch.org