PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Supreme Court two years ago directed the EPA to decide whether greenhouse gases, especially carbon dioxide from burning fossil fuels, pose a threat to public health and welfare because they are warming the earth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • phys.org