PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It has salts, metals, radioactive elements like radium, and chemicals such as benzene, and sometimes at levels 150 times what is allowed in drinking water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tpr.org