<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Airship_of_the_United_States> .
<http://caligraph.org/ontology/Rigid_airship_of_the_United_States_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Airship_of_the_United_States_Navy> .
<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/2000/01/rdf-schema#label>	"Airship of the United States Navy" .
<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Military_airship> .
<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_airships_of_the_United_States_Navy> .
<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship_of_the_United_States_Navy> .
<http://caligraph.org/ontology/Airship_of_the_United_States_Navy>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Airships_of_the_United_States_Navy> .