<http://caligraph.org/ontology/Airport_in_Vietnam>	<http://www.w3.org/2000/01/rdf-schema#label>	"Airport in Vietnam" .
<http://caligraph.org/ontology/Airport_in_Vietnam>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Airports_in_Vietnam> .
<http://caligraph.org/ontology/Airport_in_Vietnam>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Airport_in_Vietnam>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Transport_building_or_structure_in_Vietnam> .
<http://caligraph.org/ontology/Proposed_airport_in_Vietnam>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Airport_in_Vietnam> .
<http://caligraph.org/ontology/Airport_in_Vietnam>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_airports_in_Vietnam> .
<http://caligraph.org/ontology/Airport_in_Vietnam>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Airport_in_Southeast_Asia> .