PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Water is the most natural thing in the world, it covers four-fifths of the world, it???s easy to take for granted, but it is also, as Thoreau put it, ???Earth???s eye, looking into which the beholder perceives the depths of his own nature.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • 1859oregonmagazine.com