<http://caligraph.org/ontology/Ship_with_small_tube_boilers>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship_with_water-tube_boilers> .
<http://caligraph.org/ontology/Ship_with_water-tube_boilers>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_powerType_Water-tube%20boiler> .
<http://caligraph.org/ontology/Ship_with_water-tube_boilers>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Steamship> .
<http://caligraph.org/ontology/Ship_with_large_tube_boilers>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Ship_with_water-tube_boilers> .
<http://caligraph.org/ontology/Ship_with_water-tube_boilers>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Ship_with_water-tube_boilers>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Ships_with_water-tube_boilers> .
<http://caligraph.org/ontology/Ship_with_water-tube_boilers>	<http://www.w3.org/2000/01/rdf-schema#label>	"Ship with water-tube boilers" .