###########
                          #.........#
          #..             #.........#
       .. #..         #####.<.......#
       ..###.##########.............#
       #..#...).#...................#
   ..    .......#.####.##.#..##.#####
   ..##   #...............#..##.#    
   ....####...........#####..##.#    
   #.#.......a<....####   ...##.#    
#   .........OS.######## .#.#....    
..    #................##...#....    
...   #.....≈≈≈≈.≈≈≈≈≈.....          
....  #.....≈≈≈≈.≈≈≈≈≈.....          
..... #.....≈≈≈≈.≈≈≈≈≈.##.#          
...>..#..?<.≈≈≈≈.≈≈≈≈≈... #          
........>...≈≈≈≈........##           
..................≈≈≈≈..#            
###..##.....≈≈≈≈≈.≈≈≈≈..#            
  #.  ......≈≈≈≈≈.≈≈≈≈.              
  #  .#!....≈≈≈≈≈.                   
    ..###.>.≈≈≈≈≈                    
    .    .......                     
         ##....