PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The dust reflects sunlight and sometimes can be seen as a wedge-shaped sky glow - called the zodiacal light ??? before sunrise or after sunset.The computer models account for the dust's response to gravity and other forces, including the star's light.
http://www.w3.org/ns/prov#wasQuotedFrom
  • astronomy.com