{ "items" : [
    { "id" : "http://dbpedia.org/resource/SST_class_airship"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "The SST (Sea Scout Twin) class of non-rigid airship or \"blimp\" was developed in Great Britain during World War I from the earlier SS class airship. The main role of these craft was to escort convoys and scout or search for German U-Boats.Designs were submitted in 1917 for a twin-engined SS class airship, the idea being that should there be an engine failure, the craft would not be rendered helpless and therefore less likely to be lost." ] ,
        "http://dbpedia.org/ontology/numberBuilt" : [ 13] } } }
