PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • sity is now tackling this question obliquely by trying to establish whether Mars has or once had potentially habitable environments.
http://www.w3.org/ns/prov#wasQuotedFrom
  • watoday.com.au