<http://webisa.webdatacommons.org/prov/486054963>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/94173625> .
<http://webisa.webdatacommons.org/94173625>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<socialexplorer.com> .
<http://webisa.webdatacommons.org/94173625>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/94173625>	<http://www.w3.org/ns/prov#value>	"The Bureau engages in substantial geographic work preparatory to the census such as determining boundaries, mapping, and geographic coding." .