Dataset {
    Float32 BaseYears[BaseYears = 29];
    String district[district = 941];
    Float32 T[T = 12];
    Grid {
     ARRAY:
        Float32 adif[BaseYears = 29][district = 941][T = 12];
     MAPS:
        Float32 BaseYears[BaseYears = 29];
        String district[district = 941];
        Float32 T[T = 12];
    } adif;
} adif;