....   ....          
    #...# #...           
   ##.#.# #..#           
   #...a# #..####+       
   #....# #.......       
   #....###.......       
#####.............       
............#            
 #####..###.#####.#      
  #......O.........      
....##.....[...##.#      
.........<#.##....#      
..........#........      
 ...............###      
 ##..........#..#        
 ...............#        
 ##.....#.#.......       
  ##.#..#.#...# ..       
   #.#........#