PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A certified laboratory analysis revealed the water immediately downstream from the defunct coal plant was contaminated with extremely high levels of arsenic, chromium, iron, lead and other toxic metals typically found in coal ash.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ecowatch.com