PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We assume residential wells are (or were) used for drinking and other domestic purposes unless there is documented evidence that such use never occurred.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cdc.gov