. . . . #.. # . #. # # # .. . # # ###. .# .. ∩ . .#..#. #... .. ..#.... . ...... ##..... . # #.....# ###.#∆ .... . ........ . ##..# #..Z #.#.# # # .# .... .. #... ##..######.## . #..Z#......## ### #..#*#.#.#..# #.## #.##...#...###..## #.##.#. ##....##*.##### .. ##...#...*........... . . .....Z###........ . # #.#.#....#.........# . # # .... ...####....#.. #∩.#..#.... ....... ... .###..... ####### ##.. .# ..##.# ##. .. ## ... ∆ #. ..