PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Liquid chlorine is the most common chemical used in modern treatment plants and is usually applied before other treatment and as a final treatment before distribution.
http://www.w3.org/ns/prov#wasQuotedFrom
  • britannica.com