<http://caligraph.org/ontology/Defunct_company_based_in_Pittsburgh>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Defunct_companies_based_in_Pittsburgh> .
<http://caligraph.org/ontology/Defunct_company_based_in_Pittsburgh>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Defunct_manufacturing_company_based_in_Pittsburgh>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Defunct_company_based_in_Pittsburgh> .
<http://caligraph.org/ontology/Defunct_company_based_in_Pittsburgh>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Defunct_company_based_in_Pennsylvania> .
<http://caligraph.org/ontology/Defunct_company_based_in_Pittsburgh>	<http://www.w3.org/2000/01/rdf-schema#label>	"Defunct company based in Pittsburgh" .
<http://caligraph.org/ontology/Defunct_company_based_in_Pittsburgh>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Company_based_in_Pittsburgh> .