PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Its atmosphere probably contained little free oxygen, but a lot of water vapor and other gases, such as carbon dioxide and nitrogen, and was extremely hot.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com