,,,,,^-^%%                                          %%^-^,,,,,
,,,,,,^-^%                                          %^-^,,,,,,
,,,,,^-^%%                                          %%^-^,,,,,
,,,,^-^%%@                                          @%%^-^,,,,
,,,^-^%%@£                                          £@%%^-^,,,
,,^-^%%@£#                   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!         %^-^,,,,,,
,,,,,^-^%%                                          %%^-^,,,,,
,,,,^-^%%@                                          @%%^-^,,,,
,,,^-^%%@£                                          £@%%^-^,,,
,,^-^%%@£#                                          #£@%%^-^,,
,^-^%%@£##                                          ##£@%%^-^,
,,^-^%%@£#                                          #£@%%^-^,,