PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Traveling at 17,000 miles per hour, the ISS is generally one of the brightest objects in the night sky and easily seen with the naked eye making it an excellent opportunity to introduce even quite young children to sky watching and the concept(s) of space and how close ???space??? really is; after all, if there was a road, you literally could drive there in a day.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceonthewing.org