### #.# # # . .#.. . . # # ...### ## .. .. .. ..#a .. ..... ##..#..# . L..#.# .#.# .#.# .. ...#..###.#... #.# ..# ###.# ### #§. .# ##...# .#.# #.# ####....#...# # .##.# #......##..# . #..... ....#.#.. ## .. #.# ..#......sB..3.# #. #.. # ##.#a.....#.# #..#. .##.#.#..#...#. . .#.#.####.#. ......§ .#..#..#..### . ...# x.#......# ####..# #...#.#.#..# .. §.#............ ..###...##..# #.# .#..# #.# ...### . ... .