. ..#x....#....∩ #...###...###...# # ...#.....#.._.. ..... .. ......... ........... §.. .. ............§.... #.....# ....#... .........#.#.#. #######........... #...#.. .#.#....#.. ....#.##...#...# . #.#......#.###.# #......#.. .. #.#...#..#...# .. #...t#.#...##.# ....#..#.####.# . #....#.#.. #.# #...#..#... #. ### ..#.#.. #.. #.... #.# ..#..