@@@¨@¨@¨@@                                          @¨@¨@@@@@@
@@@¨@¨@¨¨@                                          @¨@¨¨@@@@@
@@@¨@¨@¨@@                                          @¨@¨@¨@@@@
@@@¨@¨@¨¨@                                          @¨@¨@¨¨@@@
@@@¨@¨@¨@@                                          @¨@¨@¨@¨@@
@@@¨@¨@¨¨@                  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!        @¨@¨@¨@¨@¨
@¨@¨@¨@¨@@                                          @¨@¨@¨@¨@¨
@¨@¨@¨@¨¨@                                          @¨@¨@¨@¨@¨
@¨@¨@¨@¨@@                                          @¨@¨@¨@¨@¨
@¨@¨@¨@¨¨@                                          @¨@¨@¨@¨@¨
@¨@¨@¨@¨@@                                          @¨@¨@¨@¨@¨
@¨@¨@¨@¨¨@                                          @¨@¨@¨@¨@¨