..     ..   
   #..   ..#   
   #..   ..#   
.###..   ..###.
......###......
  ....._.....  
    #.....#    
    #_.O._#    
    #.....#    
...o..._.....O.
......###......
.###..   ..###.
   #..   ..#   
   #.     .#   
   ..     ..   
  ..       ..