PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If you live in a community that uses choramine for water treatment (more and more large urban communities have made the switch, including San Francisco), you cannot remove this contaminant through any process short of reverse osmosis.
http://www.w3.org/ns/prov#wasQuotedFrom
  • democraticunderground.com