Dataset {
    Float32 lat[lat = 23];
    Float32 time[time = 1020];
    Grid {
     ARRAY:
        Float32 partial_time[lat = 23][time = 1020];
     MAPS:
        Float32 lat[lat = 23];
        Float32 time[time = 1020];
    } partial_time;
} partial_time;