<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Ship_built_in_Hamburg> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/shipLaunch>	"1942-10-05" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/shipBeam>	"4.7" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/orderDate>	"1940-08-15" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/shipDisplacement>	"7.69E8" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/topSpeed>	"32.7804" .
<http://caligraph.org/resource/German_submarine_U-668>	<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-668>	<http://caligraph.org/ontology/status>	"*Sunk on 31 December 1945 as part ofOperation Deadlight" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"German submarine U-668" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_incident_in_December_1945> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/height>	"9.6" .
<http://caligraph.org/resource/German_submarine_U-668>	<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-668>	<http://caligraph.org/ontology/commissioningDate>	"1942-11-16" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/layingDown>	"1941-10-11" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/U-boat_commissioned_in_1942> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/2004/02/skos/core#altLabel>	"U-668" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/2000/01/rdf-schema#label>	"German submarine U-668" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1942_ships> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Howaldtswerke-Deutsche_Werft> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Hamburg> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1942_ship> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/country>	<http://caligraph.org/resource/Nazi_Germany> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/2004/02/skos/core#altLabel>	"''U-668''" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/13th_U-boat_Flotilla> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:German_Type_VIIC_submarines> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Maritime_incidents_in_December_1945> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/class>	<http://caligraph.org/resource/Type_VII_submarine> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Ships_built_in_Hamburg> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/status>	"*Surrendered on 9 May 1945" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/shipDisplacement>	"8.71E8" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/length>	"67.1" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://caligraph.org/ontology/shipBeam>	"6.2" .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/German_submarine_U-668> .
<http://caligraph.org/resource/German_submarine_U-668>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:U-boats_commissioned_in_1942> .