PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • November 2, 2011--UN: Water pollution, drought threaten world's poor (Denver Post) Prosperous countries have not lived up to their promises to help the poor, the U.N. declared Wednesday, saying poor people often go hungry because of polluted water, drought and other environmental factors that are increasing poverty.
http://www.w3.org/ns/prov#wasQuotedFrom
  • waterinfo.org