Dataset { Int32 gid[gid = 295]; Grid { ARRAY: Int32 geom_id[gid = 295]; MAPS: Int32 gid[gid = 295]; } geom_id; Byte label[gid = 295][41]; Byte name1[gid = 295][19]; Byte name2[gid = 295][20]; Sequence { Sequence { Sequence { Float64 ordinate; Float64 abscissa; } ring; } polygon; } the_geom[gid = 295]; } Districts;