PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In this representation, the triple of real numbers (x:y:t), with t???0, is a set of homogeneous coordinates for a point with Cartesian coordinates (x/t, y/t).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com