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<http://webisa.webdatacommons.org/prov/184390713>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/123191085> .
<http://webisa.webdatacommons.org/123191085>	<http://www.w3.org/ns/prov#value>	" such as bull rails, well houses, pipelines or other structures." .
<http://webisa.webdatacommons.org/123191085>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .