PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Complete the nine challenges that face the crew of the green space ship.Each level is based on different physics such as gravity, harmonic oscillations, collision and other kinds of particle interactions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com