POLYGON((3.50187 49.5378,3.50206 49.53778,3.50216 49.53775,3.5023 49.53763,3.50235 49.53749,3.50233 49.53733,3.50232 49.53726,3.50222 49.53717,3.50218 49.53717,3.50191 49.53728,3.50178 49.53737,3.50173 49.53748,3.5017 49.53774,3.50187 49.5378))