PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A new study identifies 39 additional coal-ash dump sites in 21 states that pollute drinking water with arsenic, lead and other heavy metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thinkprogress.org