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