{"item": {
  "identifier": "A50987",
  "label": "Air pollution",
  "uri": "http://id.esd.org.uk/az/A50987",
  "children": [],
  "parents": [],
  "mappings": {
    "contains": {
      "label": "contains",
      "items": [
        {
          "identifier": "413",
          "label": "Air quality",
          "description": "Each council has responsibility for measuring the quality of ambient air to ensure that it meets required standards in relation to the concentration of a defined range of pollutants such as lead, nitrogen dioxide, benzene etc. The local authority is also required to keep a copy of any orders made under relevant legislation.",
          "uri": "http://id.esd.org.uk/service/413",
          "itemType": {
            "identifier": "service",
            "label": "Service",
            "uri": "http://def.esd.org.uk/Service"
          }
        }
      ]
    }
  },
  "lists": [
    {
      "identifier": "az",
      "label": "A to Z",
      "description": "Glossary of services",
      "uri": "http://id.esd.org.uk/list/az",
      "itemBaseUri": "http://id.esd.org.uk/az",
      "itemCurieStub": "esdAz",
      "itemType": {
        "identifier": "az",
        "label": "A to Z",
        "uri": "http://def.esd.org.uk/AZ"
      }
    }
  ]
}}