#. #.# ..# ##. ## # #..#..## ###..# ....# ##.#.#.#. #...###.......# #.#.#..##.#.#....≈ #...###.#####.#.≈ #.. ##.b.#...# ≈ # #.##......≈. ##......#.≈. #....≈≈≈#≈# #....♣≈.≈≈# . #≈≈..≈≈.#.# .#≈......≈#..# ≈.#..#...#.# . . #. .#. ..