PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But Ethan and most readers of this blog are aware that Sagan was a scientist, an astronomer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com