PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Two-thirds of water withdrawn for public supply in 2005 was from surface sources, such as lakes and streams; the other third was from groundwater.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usgs.gov