PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While space is cold, the Sun is a powerful source of radiant heat, so any space-based gas station would have to be insulated and have solar-powered coolers to maintain the ultra-low temperatures.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com