#@%%%~.... ....~%%%@#
##*%%//~^. .^~//%%*##
@@@@*%/~^. .^~/%*@@@@
###@*%/~^. .^~/%*@###
###@*%/~^. .^~/%*@###
###@*%/~^. R41LS .^~/%*@###
###@*%/~^. .^~/%*@###
@*//~^.... ....^~//*@
###@*%/~^. @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ .^~/%*@###
@@%/^..... .....^/%@@
#*%/~^.... @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ ....^~/%*#
###@*%/~^. .^~/%*@###
@%/~^..... .....^~/%@
@%~....... TR41NS 4R3 SO CONSTRUCT3D TH4T TH3Y .......~%@
##@@*%/~^. H4V3 TO FOLLOW 4 S3T P4TH. TH1S P4TH 1S .^~/%*@@##
###@*%/~^. C4LL3D 4 "R41LWAY", WH1CH 1S COMPR1S3D .^~/%*@###
###@*%/~^. OF TWO M3T4L R41LS, H3NCE 1TS N1CKN4M3. .^~/%*@###
#@@**%/~^. .^~/%**@@#
@@%//^.... B3C4USE TH3 LOW FR1CTION B3TWEEN TH3 ....^//%@@
#@*/~^^^^. WH3ELS OF TH3 TR41N 4ND TH3 R41L M3T4L, .^^^^~/*@#
####*%/~^. TH3RE 4R3 L1MITS FOR HOW 4CUT3 4 CURV3 .^~/%*####
#*%%%%/~^. C4N B3, 4ND 3VEN MOR3 SO FOR HOW MUCH .^~/%%%%*#
####@%/~^. TH3 GROUND UND3R TH3 R41LS C4N B3 .^~/%@####
###@*%/~^. SLOP3D. THUS 4 R41LWAY 1S OFT3N NOT L3D .^~/%*@###
#@*%//~~^. ON TOP OF H1LLS, R4TH3R THROUGH TH3M 1N .^~~//%*@#
###@*%/~^. TUNN3LS (1F TH3Y 4R3 L4RG3), OR .^~/%*@###
@@**%~.... 4RT1FICIAL CH4SMS. ....~%**@@
###@*%/~^. .^~/%*@###
@*//^..... TH3RE W1LL B3 TR3ES ON TH3 S1D3 OF TH3 .....^//*@
###@*%/~^. R41LS, BUT NOT TOO CLOS3, OR TH3Y W1LL .^~/%*@###
####@%/~^. B3 CUT DOWN BY TH3 R41LWAY J4N1TORS. .^~/%@####
###@*%/~^. TH3RE W1LL B3 PL41NS, 4ND BOD13S OF .^~/%*@###
##*/~^.... W4T3R. ....^~/*##
##*/~..... .....~/*##
##***%/~^. TR41NS GO BY D4Y 4ND BY N1GHT. 4LONG .^~/%***##
#**%/^.... TH3 W4Y, TH3RE 1S 1NFORM4TION ....^/%**#
##*/^..... SC4TT3RED, OFT3N PUT ON TOP OF POL3S, .....^/*##
###@*%/~^. TO B3 1NT3RPRETED BY TH3 TR41N DR1V3RS. .^~/%*@###
#***%%/~^. D1FF3RENT P4RTS OF TH3 R41LWAY H4V3 .^~/%%***#
##**/^.... D1FF3RENT SP3ED L1MITS. ....^/**##
@@%%~^^... ...^^~%%@@
###@*%/~^. SOM3T1MES, TR41NS H4V3 TO STOP 4ND W41T .^~/%*@###
##@@*%/~^. FOR SOM3TH1NG TO H4PP3N, F4R 4WAY. TH1S .^~/%*@@##
@%~....... 1S S1GN4L3D BY R3D OR GR3EN L1GHTS. .......~%@
#@@@*%/~^. .^~/%*@@@#
@%~^^^^^.. @@@@@@@@ ..^^^^^~%@
###@*%/~^. .^~/%*@###
@*//~..... M4NY P3OPLE FOLLOW TH3 R41LS BY FOOT. .....~//*@
@*///^.... OFT3N TH1S PROV3S TO B3 TH3 SHORT3R ....^///*@
####@%/~^. P4TH B3TWEEN TWO PO1NTS. HOW3VER TH1S .^~/%@####
###@*%/~^. 1S FROWN3D UPON, 4ND V3RY 1MPOLIT3 .^~/%*@###
##@@*%/~^. TOW4RD TH3 TR41N DR1V3RS! .^~/%*@@##
###@*%/~^. .^~/%*@###
#***%%/~^. .^~/%%***#
###@*%/~^. .^~/%*@###
###@*%/~^. .^~/%*@###
#@*%%%/~^. .^~/%%%*@#
@***/~~... ...~~/***@