<http://webisa.webdatacommons.org/prov/103446898>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/426058239> .
<http://webisa.webdatacommons.org/426058239>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/426058239>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/409554640>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/426058239> .
<http://webisa.webdatacommons.org/426058239>	<http://www.w3.org/ns/prov#value>	"The data published with NAICS code 541921 are comprised of the following SIC industry: 7221 Photographic Studios, Portrait 541922 Commercial Photography This U.S. industry comprises establishments primarily engaged in providing commercial photography services, generally for advertising agencies, publishers, and other business and industrial users." .