PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When a massive star explodes, most of the star is flung into space, but the core of the star is compressed to form a rapidly rotating???presently 10 times per second for the Vela neutron star???dense ball of neutrons that is about twelve miles in diameter.
http://www.w3.org/ns/prov#wasQuotedFrom
  • harvard.edu