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