a->q  f->j  o->x  

plaintext: i j k l m n o p q r s t u v w x y z a b c d e f g h 
   cipher: i a m w o n h e r v b d t f l c g j k p q s u x y z 

plaintext: r s t u v w x y z a b c d e f g h i j k l m n o p q 
   cipher: w h a t e o r l d n i s v f y b c g j k m p q u x z 

plaintext: a b c d e f g h i j k l m n o p q r s t u v w x y z 
   cipher: n i x o t h e z r q u c k l a m b s d f g j p v w y 

plaintext: i j k l m n o p q r s t u v w x y z a b c d e f g h 
   cipher: w h a t e c k r y o u d i n g b f j l m p q s v x z 

plaintext: z a b c d e f g h i j k l m n o p q r s t u v w x y 
   cipher: n e v r m y l o i a s b c d f g h j k p q t u w x z 

peoplegetreadythereisatraincominggetinlinetoreadthenboard
ivvuejxtefuzqitaysjrvtmvhefrvxxvxfmozcakkkryrjozmmdbqplkp
peoplegetreadythereisatraincominggetinlinetoreadthenboard

a
at
attacks

board

coming

eat

flort

get

hen

i
if
in
is

line

no
noon

one

people

read
ready

tack
the
then
there
to
train

will

people get ready there is a train coming get in line to read then board