class Geocoder::Result::Yandex

def dependent_locality
  address_details && address_details['AdministrativeArea'] &&
    address_details['AdministrativeArea']['SubAdministrativeArea'] &&
    address_details['AdministrativeArea']['SubAdministrativeArea']['Locality'] &&
    address_details['AdministrativeArea']['SubAdministrativeArea']['Locality']['DependentLocality']
end