Dataset {
    Float32 lon[lon = 18];
    Float32 lat[lat = 24];
    Grid {
     ARRAY:
        Float64 int_dlat[lat = 24][lon = 18];
     MAPS:
        Float32 lat[lat = 24];
        Float32 lon[lon = 18];
    } int_dlat;
} int_dlat;