<http://caligraph.org/ontology/Border_barrier>	<http://www.w3.org/2000/01/rdf-schema#label>	"Border barrier" .
<http://caligraph.org/ontology/Border_barrier>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Border_barrier_constructed_during_the_European_migrant_crisis>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Border_barrier> .
<http://caligraph.org/ontology/Border_barrier>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Separation_barrier> .
<http://caligraph.org/ontology/Border_barrier>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Border_barriers> .