...      
      ...      
..    ...    ..
#.#  ##.##  #.#
...###...###...
....#.....#....
...............
    #.....#    
.   ##...##  . 
#.#  ##.##  #. 
...###...###  .
....#.....#.. .
...............
. ..#.....#....
...###.3.###...
#.#  ##.##  #.#
..  ##. . #  ..
     .....     
 ###.#### #    
 #.. ##..3# ##