rel(1858759);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=8];
Recherche des frontiéres administratives interieur à la relation "1858759" : "Raïon de Khassaviourt".
rel(1858759);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=8];