Dataset {
    String district[district = 776];
    Float32 T[T = 12];
    Grid {
     ARRAY:
        Float32 int_ddistrict[district = 776][T = 12];
     MAPS:
        String district[district = 776];
        Float32 T[T = 12];
    } int_ddistrict;
} int_ddistrict;