rel(149990);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=9];
Recherche des frontiéres administratives interieur à la relation "149990" : "Grancey-le-Château-Neuvelle".
rel(149990);map_to_area->.region;rel(area.region)[boundary=administrative][admin_level=9];