{ "items" : [
    { "id" : "http://dbpedia.org/resource/Keystone_XLB-3"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "The Keystone XLB-3 (originally built under the Huff-Daland name) was a prototype bomber biplane developed in the United States in the late 1920s. It was a twin-engine development of the single-engine LB-1, brought about by a change in policy by the USAAC." ] ,
        "http://dbpedia.org/ontology/manufacturer" : [ "http://dbpedia.org/resource/Keystone_Aircraft" ] ,
        "http://dbpedia.org/ontology/numberBuilt" : [ 1] } } }
