PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, we know there has been a consistent exchange of potentially biological material, not only from Mars to the Earth and vice versa, but throughout the entire history of the Solar System to Earth, including possible microbes traveling inside meteorites and comets.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com