PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An operator must employ both reactive and proactive schemes for identifying safety hazards throughout its organization, using reporting systems such as voluntary incident reporting, safety surveys, operational safety audits, and safety (risk) assessments.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tsb.gc.ca