<http://webisa.webdatacommons.org/302640339>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/302640339>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/191841079>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/302640339> .
<http://webisa.webdatacommons.org/302640339>	<http://www.w3.org/ns/prov#value>	"The data published with NAICS code 235930 include the following SIC industry: 1794 Excavation work special trade contractors 23594 Wrecking and Demolition Contractors This industry comprises establishments primarily engaged in the wrecking and demolition of buildings and other structures, including underground tank removal and the dismantling of steel oil tanks, except those for hazardous material" .