PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The cooled shifted gas mixture (24) can be further treated to remove acid gas and other contaminants, such as carbon dioxide and hydrogen sulfide (if present).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com