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