PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, steam, or inert gases such as nitrogen, carbon dioxide, etc., preferably containing some moisture can be used.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es