PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Exploration to other celestial bodies such as Mars will be too expensive, even for the present ISS partners, and will require including new partners such as China and India.
http://www.w3.org/ns/prov#wasQuotedFrom
  • spacesafetymagazine.com