PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • So what we have in mind, and it works on paper, and no reason why it can not work in practice, is a kind of a gravitational tractor beam, where you send up a satellite - a space probe - with enough mass that you park it next to the asteroid, and you maintain its distance.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wemu.org