<http://caligraph.org/ontology/Oaxaca-class_patrol_vessel>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy> .
<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy>	<http://www.w3.org/2000/01/rdf-schema#label>	"Patrol vessel of the Mexican Navy" .
<http://caligraph.org/ontology/Durango-class_patrol_vessel>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy> .
<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Patrol_vessels_of_the_Mexican_Navy> .
<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Patrol_vessel> .
<http://caligraph.org/ontology/Valle-class_patrol_vessel>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy> .
<http://caligraph.org/ontology/Patrol_vessel_of_the_Mexican_Navy>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .