PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Surface water is an important natural resource used for many purposes, especially irrigation and public supply (supplying people with drinking water and for everyday uses).
http://www.w3.org/ns/prov#wasQuotedFrom
  • usgs.gov