PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nationwide, pipeline safety is regulated by the Department of Transportation???s Pipeline and Hazardous Materials Safety Administration, covering aspects such as construction, testing, inspection and maintenance.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gjsentinel.com