.s.# #...# ##...........##...# ...M...........M..# ∆∆ ...........s......# ......%..........# #. ..##.M....ss.##..$.# #.. ..##.........##....# ∆ #?. ..##....s..).##....# #..##.##M..$....M##.##.# #.....##M........##....# ∆#.....##.........##....# #..4..##.........##....# #..§...M...............# ##....§..M..............# M..'...M.......$.......M.z# ...#..%M##...........##...# . #.).s# #..... #!...§###z..# #......###..#. ∆∆ #...M.M.##..%. #...s)........ #............. #............. ############## ∆ ∆