PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In 2011, a coalition of public health, environmental, and good government groups filed a petition demanding that full health and safety information be made available to the EPA for all of the chemicals used in oil and gas development, including fracking.
http://www.w3.org/ns/prov#wasQuotedFrom
  • environmentalleader.com