PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Even in dry weather, 10 million to 25 million gallons of water flow through storm drains into the ocean every day -- and with it a lot of bacteria, trash and other pollution.
http://www.w3.org/ns/prov#wasQuotedFrom
  • healthebay.org