PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Beyond the groundwater issues, air pollution results from venting methane and other toxins, as well as from the serious amounts of dust that drilling generates.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aspensojourner.com