PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Virgo is the nearest galaxy cluster to the Earth and galaxy clusters are the largest objects in the Universe that are held together by gravity, so it is not surprising that Virgo would appear to be large.
http://www.w3.org/ns/prov#wasQuotedFrom
  • harvard.edu