PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The leachate samples showed the presence of five chemicals that exceeded drinking water standards, including arsenic, vanadium, molybdenum, iron and nickel.
http://www.w3.org/ns/prov#wasQuotedFrom
  • northernexpress.com