initial state: ##.######...#.##.#...#...##.####..###.#.##.#.##...##..#...##.#..##....##...........#.#.#..###.#

.###. => #
#.##. => .
.#.## => #
...## => .
###.# => #
##.## => .
..... => .
#..#. => #
..#.. => #
#.### => #
##.#. => .
..#.# => #
#.#.# => #
.##.# => #
.#..# => #
#..## => #
##..# => #
#...# => .
...#. => #
##### => .
###.. => #
#.#.. => .
....# => .
.#### => #
..### => .
..##. => #
.##.. => .
#.... => .
####. => #
.#.#. => .
.#... => #
##... => #