{
  "head": {
    "vars": [
      "statistic_year", 
      "statistic_value", 
      "country", 
      "statistic_name", 
      "number_of_stations_averaged", 
      "label", 
      "component_caption", 
      "city_name", 
      "city_code", 
      "component_name"
    ]
  }, 
  "results": {
    "bindings": []
  }
}