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