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