{ "items" : [
    { "id" : "http://dbpedia.org/resource/Convection_cell"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "In the field of fluid dynamics, a convection cell is the phenomenon that occurs when density differences exist within a body of liquid or gas. These density differences result in rising and/or falling currents, which are the key characteristics of a convection cell. When a volume of fluid is heated, it expands and becomes less dense and thus more buoyant than the surrounding fluid." ] ,
        "http://www.w3.org/2000/01/rdf-schema#seeAlso" : [ "http://dbpedia.org/resource/Convection",
          "http://dbpedia.org/resource/Cloud" ] ,
        "http://xmlns.com/foaf/0.1/depiction" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/Altocumulus15.jpg" ] ,
        "http://dbpedia.org/ontology/thumbnail" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/Altocumulus15.jpg?width=300"] } } }
