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