### ..# #.# ### # #.###.# . # ..#.##.#..## #. .# #.....E...##.##.... . #.....#..##..... .. #...#.###..##.# #. .## #....#. ##.# ## .#.. ## #....# # #.# #.##.####.# .# ##.......# ∩ #..###.#.# .. ####.#§# #..# # .. # #... ..E ...#.# .# .#..#...#..# ## ##..#..# ##.#..# .##.. . .#.. . . .# . # 3## §.