PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The group has announced the launch of the company Planetary Resources Inc., which would find a way to send either robots or astronauts into space to mine asteroids, potentially bringing back iron or nickel or other materials, The Wall Street Journal reported Saturday.
http://www.w3.org/ns/prov#wasQuotedFrom
  • upi.com