,,:===%@## ##@%===:,,
,,,,,=%##@ @##%=,,,,,
,:=;;%@@## ##@@%;;=:,
,,,==;%### ###%;==,,,
,,,,,,=%%# #%%=,,,,,,
,,,:;;%%## rails ##%%;;:,,,
,:=;;%%%## ##%%%;;=:,
,,,==;;@## ##@;;==,,,
,:===;%#@@ ######################################## @@#%;===:,
,,,,,,=%## ##%=,,,,,,
,,,,,=%#@# ######################################## #@#%=,,,,,
,,,,,=;;@# #@;;=,,,,,
,:=%@#@### ###@#@%=:,
,:=;;;;@@# trains are so constructed that they #@@;;;;=:,
,:=;%@#@## have to follow a set path. this path is ##@#@%;=:,
,:=;%@#@## called a "railway", which is comprised ##@#@%;=:,
,:=;%@@#@# of two metal rails, hence its nickname. #@#@@%;=:,
,:=;%@#@## ##@#@%;=:,
,:=;%@#@## because the low friction between the ##@#@%;=:,
,:=;%@##@# wheels of the train and the rail metal, #@##@%;=:,
,,,,,::=%# there are limits for how acute a curve #%=::,,,,,
,:=;%@@@@# can be, and even more so for how much #@@@@%;=:,
,:==;;%%## the ground under the rails can be ##%%;;==:,
,:=;%@#@## sloped. thus a railway is often not led ##@#@%;=:,
,:=;%@#@@# on top of hills, rather through them in #@@#@%;=:,
,,,,,,,=%# tunnels (if they are large), or #%=,,,,,,,
,,::;;@@@# artificial chasms. #@@@;;::,,
,:=;%@#@## ##@#@%;=:,
,:=;%@#### there will be trees on the side of the ####@%;=:,
,:=;%@###@ rails, but not too close, or they will @###@%;=:,
,:=;%@#@## be cut down by the railway janitors. ##@#@%;=:,
,,,,,:=%#@ there will be plains, and bodies of @#%=:,,,,,
,:;%@#@### water. ###@#@%;:,
,:=;%@#@## ##@#@%;=:,
,:=;%@#@## trains go by day and by night. along ##@#@%;=:,
,:=;%@#@## the way, there is information ##@#@%;=:,
,,,,,==;@# scattered, often put on top of poles, #@;==,,,,,
,,,,,,=;@@ to be interpreted by the train drivers. @@;=,,,,,,
,:=;%@##@@ different parts of the railway have @@##@%;=:,
,,,,,,=%@@ different speed limits. @@%=,,,,,,
,,,,,,=%@# #@%=,,,,,,
,:=;%%@@@@ sometimes, trains have to stop and wait @@@@%%;=:,
,:=;%@#@## for something to happen, far away. this ##@#@%;=:,
,:=;%@#### is signaled by red or green lights. ####@%;=:,
,,,:;%%##@ @##%%;:,,,
,:=;%@##@# ######## #@##@%;=:,
,,,,=%@#@@ @@#@%=,,,,
,,,,:=%%@# many people follow the rails by foot. #@%%=:,,,,
,:=;%#@### often this proves to be the shorter ###@#%;=:,
,,,=;;;@@@ path between two points. however this @@@;;;=,,,
,,,,,:;%#@ is frowned upon, and very impolite @#%;:,,,,,
,,,,,:=%%# toward the train drivers! #%%=:,,,,,
,:=;%%%@@@ @@@%%%;=:,
,,::=;;%%# #%%;;=::,,
,:=;%@#@## ##@#@%;=:,
,,:==%%#@# #@#%%==:,,
,,,,,==%## ##%==,,,,,
,:=;%@@### ###@@%;=:,