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##£§£^=-^,                                          ,^-=^£§£##
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##£§£^=-^, 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!         ,,,,^==£§#
§§§££^=-^,                                          ,^-=^££§§§
##£§£^=-^,                                          ,^-=^£§£##
##£§£^=-^,                                          ,^-=^£§£##
#§^=-,,,,,                                          ,,,,,-=^§#
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