{ "items" : [
    { "id" : "http://dbpedia.org/resource/Spitfire_Mark_I"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "The Spitfire Mark I was a utility helicopter built in the United States in the late 1970s and intended for series production. In essence, the Mark I was an Enstrom F-28 that was modified to use an Allison 250 turboshaft engine and geared transmission in place of the original piston engine and system of vee belts." ] ,
        "http://dbpedia.org/ontology/manufacturer" : [ "http://dbpedia.org/resource/Spitfire_Helicopters_Inc." ] ,
        "http://dbpedia.org/ontology/predecessor" : [ "http://dbpedia.org/resource/Enstrom_F-28"] } } }
