<http://caligraph.org/resource/SS_Henry_Cort>	<http://caligraph.org/ontology/operator>	<http://caligraph.org/resource/Pittsburgh_Steamship_Company> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Pittsburgh Steamship Companies'" .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Shipping_companies_of_the_United_States> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://caligraph.org/ontology/industry>	<http://caligraph.org/resource/Logistics> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://caligraph.org/ontology/location>	<http://caligraph.org/resource/United_States> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/SS_Lafayette>	<http://caligraph.org/ontology/operator>	<http://caligraph.org/resource/Pittsburgh_Steamship_Company> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"Pittsburgh Steamship Company" .
<http://caligraph.org/resource/James_B._Colgate_(ship)>	<http://caligraph.org/ontology/owner>	<http://caligraph.org/resource/Pittsburgh_Steamship_Company> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/2000/01/rdf-schema#label>	"Pittsburgh Steamship Company" .
<http://caligraph.org/resource/129_(barge)>	<http://caligraph.org/ontology/owner>	<http://caligraph.org/resource/Pittsburgh_Steamship_Company> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Shipping_company_of_the_United_States> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/Pittsburgh_Steamship_Company> .
<http://caligraph.org/resource/Calumet_(1929_ship)>	<http://caligraph.org/ontology/operator>	<http://caligraph.org/resource/Pittsburgh_Steamship_Company> .
<http://caligraph.org/resource/Pittsburgh_Steamship_Company>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Pittsburgh Steamship Division" .