PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As used herein, ???a gaseous medium??? includes any gas in which halogen-sensitive microorganisms can dwell, such as air, oxygen, nitrogen, or any other gas, such as found in air handling systems in, for example, enclosed bunkers, vehicles, hospitals, hotels, convention centers or other public buildings.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com