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