rel(1846011);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=8];
Recherche des frontiéres administratives interieur à la relation "1846011" : "Тунгиро-Олёкминский район".
rel(1846011);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=8];