. # .. #.. .# #. # .## . ≈ ≈≈≈≈≈ ≈ ≈ ≈≈≈≈ ≈≈ ≈≈ ≈ #.. . # # # ... ###...# .#. #### #. .# #..# .##.#..# # ... #.#..# ## .#..# #. ... . .. ## .#.# #x. . ..# #..## ...# ## ##.## # #. # #.# #.#.###.# . .. ##..##..#.#. #.## ......#.#.#...###.## .# ..#.#.#.###.##..# .........x.##∩..#..# ...#.#.....#..# . ## . ###..###.## # .# ##.#..4##...# ### #.....X#.#x.# #.....#.....# ....#.#..5##.# ###...#....# # ..##..#.Z# ...#..##.... .....# ####.# ..## ## #.