# .  ..
 ...  .#.#.#. ..#
##..##...#. ##3#.
...#..#.#.....§.#
 .....#.. ...#...
  #.#.#.###...#.#
  #.....#........
   #..#.....##...
    #.§§..##.3###
    #..#3#.###..#
    #..#####....#
    ####   ##...#
            # ...
            #...#
            #..#.
             ....
           #. ..#
           ##..