PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This will break for bodies other than Earth (which have different radii and hence different conversions between lat/lon angle and meters).
http://www.w3.org/ns/prov#wasQuotedFrom
  • cpan.org