.#.#..#...._.              
 ##...#...#..§               
.#.?.....#.#.##              
#....#.......#.              
  .............              
    ..X.......≈              
     #53.#...#.              
     #.XX#. ...              
     #1XXX...#.              
     #XXXXZ#.#               
    #2X3X{.#.#.              
    55555W...#               
  ....5.....##               
#...........##               
..####..?##.#.#              
..##.##∩..#.#..