,,,,,:†%&@                                          @&%†:,,,,,
,:~†*%&&@#                                          #@&&%*†~:,
,,,,~†*&&@                                          @&&*†~,,,,
,,,:~††%&#                                          #&%††~:,,,
,,,~~~*%&&                                          &&%*~~~,,,
,:~†*%&@##                  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!        @&***~,,,,
,:~†*%&@##                                          ##@&%*†~:,
,:~†*%&@##                                          ##@&%*†~:,
,,,,:†%%&@                                          @&%%†:,,,,
,:~†*&@###                                          ###@&*†~:,
,:~†*%&@##                                          ##@&%*†~:,
,:~†*%&@##                                          ##@&%*†~:,