<http://caligraph.org/ontology/Barbel-class_submarine>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/Lost_submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/Submarine_of_the_United_States>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship> .
<http://caligraph.org/ontology/Holland_602_type_submarine>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/Submarine_of_the_United_States>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Submarines_of_the_United_States> .
<http://caligraph.org/ontology/Submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#label>	"Submarine of the United States" .
<http://caligraph.org/ontology/Research_submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/Submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine> .
<http://caligraph.org/ontology/Cold_War_submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/Hai_Shih-class_submarine>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/19th-century_submarine_of_the_United_States>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .
<http://caligraph.org/ontology/Nuclear_submarine_of_the_United_States_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Submarine_of_the_United_States> .