<http://webisa.webdatacommons.org/370925929>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/287055778>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/370925929> .
<http://webisa.webdatacommons.org/370925929>	<http://www.w3.org/ns/prov#value>	" (b) Piping materials and appliances, such as pipe, tubing, fittings," .
<http://webisa.webdatacommons.org/370925929>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gpo.gov> .