<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/PGM-9-class_motor_gunboat> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/List_of_patrol_vessels_of_the_United_States_Navy> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Patrol_vessel_of_the_United_States_Navy> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/World_War_II_patrol_vessel_of_the_United_States> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/commissioningDate>	"1944-09-01" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:World_War_II_gunboats_of_the_United_States> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/layingDown>	"1943-09-29" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Battle_of_Okinawa> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Maritime_incidents_in_April_1945> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:World_War_II_shipwrecks_in_the_Pacific_Ocean> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/type>	<http://caligraph.org/resource/Patrol_boat> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"USS PGM-18" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:PC-461-class_submarine_chasers> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/2004/02/skos/core#altLabel>	"USS ''PC-1255''" .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/status>	"Sunk bymine, 8 April 1945" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/World_War_II_gunboat_of_the_United_States> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:PGM-9-class_motor_gunboats> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Stamford,_Connecticut> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Maritime_incident_in_April_1945> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/country>	<http://caligraph.org/resource/United_States> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/builder>	<http://caligraph.org/resource/Connecticut> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/PC-461-class_submarine_chaser> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/shipLaunch>	"1944-01-23" .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/type>	<http://caligraph.org/resource/Submarine_chaser> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Ship_sunk_by_mines> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Ships_built_in_Stamford,_Connecticut> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/World_War_II_shipwreck_in_the_Pacific_Ocean> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/recommissioningDate>	"1944-12-18" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/1944_ship> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/2000/01/rdf-schema#label>	"USS PGM-18" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/USS_PGM-18> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1944_ships> .
<http://caligraph.org/resource/USS_PGM-18>	<http://caligraph.org/ontology/type>	<http://caligraph.org/resource/Gunboat> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Ships_sunk_by_mines> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Ship_built_in_Stamford,_Connecticut> .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/2004/02/skos/core#altLabel>	"USS PC-1255" .
<http://caligraph.org/resource/USS_PGM-18>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:World_War_II_patrol_vessels_of_the_United_States> .