. #. . ##. #.. # # .. #. # #.# ..# ∩... ....# ##.. #. ....#..##. .... # ......#.....#§ ##......#..##.. ##. ##..........#.#§... #.. .....#......# #..# ..##.#.b...# .# #. ##.#.....#.#.. #.###.#.§.......# ##....#...X........ .#........§####....# #.......#.###..###.#. .#.. ..#..#..#### # ..#.##...#.. .#.# .. ..#.. ## .#.# ##...#.#....# # #......#..x#.# ##.# .##.##..### ...#.#.####.#x.# .. . .. #..# .. ##.#..( # ###.#.## #.## . .