@@,,,,,,@@                                          ,,,,,@@,,@
@,,@@@@,,@                                          @@@@,,,,,,
,,,,@@,,,,                                          @@@,,@@@@,
@@@,,,,@@@                                          ,@,,,,@@,,
,@,,@@,,@@                                          ,,,@@,,,,,
,,,,,,,,,@                  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!        @@,,@@,,,,
@@,,,,@@,,                                          ,,,,,,,@@@
@,,@@,,,,,                                          @@@@@@,,@@
,,,,,,@@@@                                          @@@@@,,,,@
,@@@@,,@@,                                          @@@@,,@@,,
,,@@,,,,,,                                          ,@@,,,,,,@
,,,,,@@@@@                                          ,,,,@@@@,,