{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/concept/macbook_air_"
      "properties" : {
        "http://www.w3.org/2004/02/skos/core#broader" : [ "http://webisa.webdatacommons.org/concept/_ultrabooks_" ] } },

    { "id" : "http://webisa.webdatacommons.org/concept/hp_folio_13"
      "properties" : {
        "http://www.w3.org/2004/02/skos/core#broader" : [ "http://webisa.webdatacommons.org/concept/_ultrabooks_" ] } },

    { "id" : "http://webisa.webdatacommons.org/concept/asus+zenbook_ux31_"
      "properties" : {
        "http://www.w3.org/2004/02/skos/core#broader" : [ "http://webisa.webdatacommons.org/concept/_ultrabooks_"] } } }
