PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I have not changed my opinion, other than to say that there may be some techniques, including emergency ground water development, which could foreseeably solve the problem of water QUANTITY. Solving the problem of water QUALITY, seems almost hopeless, still.
http://www.w3.org/ns/prov#wasQuotedFrom
  • greenspun.com