PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Both hydroxyl and nitric oxide are natural chemicals that react with ozone and other gases to affect the chemical balance of the ozone layer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • archive.org