<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://caligraph.org/ontology/product>	<http://caligraph.org/resource/Copper> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Metal_company_of_the_United_States> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/2000/01/rdf-schema#label>	"Detroit and Lake Superior Smelter" .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_Copper_Country_smelters> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Detroit_and_Lake_Superior_Smelter> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://caligraph.org/ontology/industry>	<http://caligraph.org/resource/Smelting> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Metallurgical_facility_in_Michigan> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Copper_smelters> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Copper_Country_smelters> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Copper_smelter> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Metal_companies_of_the_United_States> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Metallurgical_facilities_in_Michigan> .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Lake Superior Smelter" .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Detroit and Lake Superior Smelter" .
<http://caligraph.org/resource/Detroit_and_Lake_Superior_Smelter>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .