rel(451511);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=7];rel(area.region)[boundary=local_authority];
Recherche des frontiéres administratives interieur à la relation "451511" : "powiat średzki".
rel(451511);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=7];rel(area.region)[boundary=local_authority];