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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. ##@££§†~:¨
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¨¨¨¨:~~§£@                 ££££££££                 @£§~~:¨¨¨¨
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¨¨¨¨~~~§££ 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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