PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In recent years, the quality and quantity of American water has undergone staggering changes, largely out of the public eye.Between 2004 and 2009, the Clean Water Act (CWA) was violated at least 506,000 times by more than twenty-three thousand companies and other facilities, according to EPA data assessed by the New York Times.
http://www.w3.org/ns/prov#wasQuotedFrom
  • simonandschuster.ca