.
                  ..
##               ...
...             ....
....    ##♣##  .....
.....## ♣.∩.♣#....?.
.......##Z♣.<.....# 
.........O..........
........lZ.....#..##
...............# .# 
...............#    
...............#    
............?..#    
.................   
#.#.....#######.#