PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Systems such as distillation, reverse osmosis and ion exchange columns can be installed in your home to reduce arsenic levels.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usu.edu