PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Chemical reagents which react and generate gas other than carbon dioxide, or generate a mixture of gases may also be used in the container to produce pressure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au