<http://webisa.webdatacommons.org/prov/135117925>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/321695425> .
<http://webisa.webdatacommons.org/321695425>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/321695425>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gpo.gov> .
<http://webisa.webdatacommons.org/321695425>	<http://www.w3.org/ns/prov#value>	"equipment, and other devices necessary to protect employees." .