. .. .. . . . . # . # # ## # . ... . . . . .. . . .... ..∩.....# .. . .. .## .). ... .... # ... . . . ....... . ..... .. ...# # ∩........... # # .#.....X.....## .. .#.. .. . # . .. ...... . ## # .. . ### #.## . # ### #....#.# .# .. # . #.##### #.# .# ###.#.. X ##...# #### ###..# #...## ##X#..# #.>.#.# #....### #.##..# ## #.X# ###