<http://webisa.webdatacommons.org/184734432>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/184734432>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/3270816>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184734432> .
<http://webisa.webdatacommons.org/prov/445098312>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184734432> .
<http://webisa.webdatacommons.org/184734432>	<http://www.w3.org/ns/prov#value>	"metal sheet or ducting from which an opening is made for the attachment of lateral, feed or return duct pipe in heating and air conditioning systems and other process or manufacturing systems employing sheet metal." .