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@#£%%†=-,,                  rails                   ,,-=†%%£#@
#@#£%%†=-,                                          ,-=†%%£#@#
@#£%%†=-,,                                          ,,-=†%%£#@
#£%%†=-,,, ££££££££££££££££££££££££££££££££££££££££ ,,,-=†%%£#
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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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#£%%†=-,,,                                          ,,,-=†%%£#
@#£%%†=-,,                                          ,,-=†%%£#@
#@#£%%†=-,                                          ,-=†%%£#@#
@#£%%†=-,,                                          ,,-=†%%£#@