PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This is a rough explanation, but hopefully it will suffice:The earth is a big rock, not a perfect sphere or ellipsoid.Spheres and Ellipsoids are used to approximate the shape of the earthLatitude and Longitude are used to reference a point on a sphere or ellipsoid.
http://www.w3.org/ns/prov#wasQuotedFrom
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