PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Because changes in air temperature take time to propagate into the subsurface, the amount of cooling depends mostly on the thermal properties of the top metre or so of the Martian surface.
http://www.w3.org/ns/prov#wasQuotedFrom
  • all-geo.org