.....  ..   
    #...   .#   
.   #...  ..#   
..###...  ..###.
 ......###......
   ....._o..... 
     #..O..#    
     #_.<._#    
     #.....#    
........_...... 
....o..###..o...
..###...  ..###.
.   #...  ..#   
    #...   .#   
    .....  .o   
   ....