PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Emission limits are often given for greenhouse gasses such as carbon dioxide, methane or nitrous oxides, for example, or other undesired substances or fumes such as chlorine.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sumobrain.com