<http://caligraph.org/ontology/Knox-class_frigate_of_the_Hellenic_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Chi_Yang-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Knox-class_frigate_of_the_Egyptian_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Knox-class_frigate>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Knox-class_frigates> .
<http://caligraph.org/ontology/Phutthayotfa_Chulalok-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Baleares-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Allende-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Knox-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#label>	"Knox-class frigate" .
<http://caligraph.org/ontology/Tepe-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Knox-class_frigate> .
<http://caligraph.org/ontology/Knox-class_frigate>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Knox-class_frigate>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship> .