PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Such species include, for example, oxygen, ozone, chlorine, hydrogen peroxide and other oxidants or oxidizing species or agents.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com