PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Ssztktzk has a dense atmosphere at a pressure some 2.7 times that of the Earth [4.9 times that of Vvvuurrukst] made up of nitrogen and a high proportion of volcanic gasses such as carbon dioxide, hydrogen sulphide and methane. 84% of its surface is covered in ice.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clockworksky.net