<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/status>	"Sunk on 29 April 1944 in theMediterraneanin positionin an air raid by US aircraft." .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1942_ships> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/2000/01/rdf-schema#label>	"German submarine U-421" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/German_Type_VIIC_submarine> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/U-boat_commissioned_in_1943> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/shipBeam>	"6.2" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/country>	<http://caligraph.org/resource/Nazi_Germany> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/U-boat_of_Germany> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/shipDisplacement>	"8.71E8" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"German submarine U-421" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1942_ship> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/U-boat_sunk_by_US_aircraft> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/shipBeam>	"4.7" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/2004/02/skos/core#altLabel>	"''U-421''" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/shipLaunch>	"1942-09-24" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Gda%C5%84sk> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/German_submarine_U-421> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/U-boat_sunk_in_1944> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/class>	<http://caligraph.org/resource/Type_VII_submarine> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Danziger_Werft> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/World_War_II_shipwreck_in_the_Mediterranean_Sea> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/orderDate>	"1941-04-10" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/shipDisplacement>	"7.69E8" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Poland> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Ships_built_in_Danzig> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:World_War_II_shipwrecks_in_the_Mediterranean_Sea> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/layingDown>	"1942-01-20" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Ship_built_in_Danzig> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/2004/02/skos/core#altLabel>	"U-421" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/length>	"67.1" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:U-boats_commissioned_in_1943> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_U-boats_of_Germany> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Maritime_incidents_in_April_1944> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/commissioningDate>	"1943-01-13" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://caligraph.org/ontology/topSpeed>	"32.7804" .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:U-boats_sunk_in_1944> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_incident_in_April_1944> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:U-boats_sunk_by_US_aircraft> .
<http://caligraph.org/resource/German_submarine_U-421>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:German_Type_VIIC_submarines> .