<http://caligraph.org/ontology/Lapwing-class_minesweeper>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship> .
<http://caligraph.org/ontology/Lapwing-class_minesweeper_converted_to_seaplane_tenders>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lapwing-class_minesweeper> .
<http://caligraph.org/ontology/Lapwing-class_minesweeper>	<http://www.w3.org/2000/01/rdf-schema#label>	"Lapwing-class minesweeper" .
<http://caligraph.org/ontology/Lapwing-class_minesweeper_converted_to_tugs>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lapwing-class_minesweeper> .
<http://caligraph.org/ontology/Lapwing-class_minesweeper_converted_to_submarine_rescue_ships>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lapwing-class_minesweeper> .
<http://caligraph.org/ontology/Lapwing-class_minesweeper_converted_to_rescue_and_salvage_ships>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Lapwing-class_minesweeper> .
<http://caligraph.org/ontology/Lapwing-class_minesweeper>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Lapwing-class_minesweepers> .
<http://caligraph.org/ontology/Lapwing-class_minesweeper>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .