####       
                  #..#       
                ###.###      
                #...Z.#      
               #.#.##.#.     
              #. ##.....#    
              #..#..#....#   
            #........#.....  
            #.#..#∩...#.#...#
            ...#.#..#..##....
           .#. . ... ..#  #.#
            # ...#.......  .#
             .. .#...##.##   
            ..## #..#. #.