¨,~†§*#¶##                                          ##¶#*§†~,¨
¨¨,~†§*#¶#                                          #¶#*§†~,¨¨
¨¨¨,~†§*#¶                                          ¶#*§†~,¨¨¨
¨¨¨¨,~†§*#                                          #*§†~,¨¨¨¨
¨¨¨¨¨,~†§*                                          *§†~,¨¨¨¨¨
¨¨¨¨¨¨,~†§                   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!        ~,¨¨¨¨¨¨¨¨
¨¨¨¨¨¨¨¨¨,                                          ,¨¨¨¨¨¨¨¨¨
¨¨¨¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨¨¨¨
¨¨¨¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨¨¨¨
¨¨¨¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨¨¨¨
¨¨¨¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨¨¨¨
¨¨¨¨¨¨¨¨¨¨                                          ¨¨¨¨¨¨¨¨¨¨