<http://webisa.webdatacommons.org/prov/153753447>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184409380> .
<http://webisa.webdatacommons.org/184409380>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/184409380>	<http://www.w3.org/ns/prov#value>	"copper and other metals and fabrication of other building materials, such as steel." .
<http://webisa.webdatacommons.org/prov/374102230>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/184409380> .
<http://webisa.webdatacommons.org/184409380>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .