Dataset {
    Float32 time[time = 1021];
    Float32 lat[lat = 21];
    Grid {
     ARRAY:
        Float32 int_dtime[lat = 21][time = 1021];
     MAPS:
        Float32 lat[lat = 21];
        Float32 time[time = 1021];
    } int_dtime;
} int_dtime;