...               
     ..               
     ..               
     #.               
..   #.               
...  #.####           
...# #....####        
.....#<.#....##       
.....#..####..####    
.................##   
..##..a...........#   
   #....O.......#... .
   ##...........# ....
    #...........##...#
    ###..............#
      #.......<.#...^ 
      #.........#.... 
      #.............  
      ###.##........  
        #............#
  #######............#
  ...................#
  ..##=...###........#
     #...##  .......  
     #...    .......  
    ....#    .......  
   #....      .....   
   #.##.              
   .. #.