<http://caligraph.org/ontology/United_States_N-class_submarine>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/United_States_N-class_submarine>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_type_United%20States%20N-class%20submarine> .
<http://caligraph.org/ontology/United_States_N-class_submarine>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship> .
<http://caligraph.org/ontology/United_States_N-class_submarine>	<http://www.w3.org/2000/01/rdf-schema#label>	"United States N-class submarine" .
<http://caligraph.org/ontology/United_States_N-class_submarine>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:United_States_N-class_submarines> .