<http://dbpedia.org/resource/Grumman_JF_Duck>	<http://www.w3.org/2000/01/rdf-schema#comment>	"The Grumman JF \"Duck\" was a single-engine amphibious biplane, built by Grumman for the United States Navy during the 1930s."@en .
<http://dbpedia.org/resource/Grumman_JF_Duck>	<http://dbpedia.org/ontology/manufacturer>	<http://dbpedia.org/resource/Grumman> .
<http://dbpedia.org/resource/Grumman_JF_Duck>	<http://dbpedia.org/ontology/numberBuilt>	"48"^^<http://www.w3.org/2001/XMLSchema#integer> .
<http://dbpedia.org/resource/Grumman_JF_Duck>	<http://dbpedia.org/ontology/type>	<http://dbpedia.org/resource/Utility_aircraft> .