..... ## ..... .. ...# #.#.# ∆ #..# ..#. #..##... #...... #...#.# ###..<#.# ∆ #.......# #....>..# #......## #......+ #......# # #......# #.#......#### #.#...gg....## #......g(....# ###..†.......# ##..)...(..# #.......(.# #......((># #......(..# #.........# #.........# #.........# #.........# #####.....# #.#####