{ "items" : [
    { "id" : "http://dbpedia.org/resource/Seismic_metamaterials"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "Seismic metamaterials, are metamaterials which are designed to counteract the adverse effects of seismic waves on artificial structures, which exist on or near the surface of the earth.  As of 2009 seismic metamaterials were still in the development stage." ] ,
        "http://www.w3.org/2000/01/rdf-schema#seeAlso" : [ "http://dbpedia.org/resource/Seismic_wave"] } } }
