rel(1020358);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=9];
Recherche des frontiéres administratives interieur à la relation "1020358" : "Петрозаводский городской округ".
rel(1020358);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=9];