day07.dot

digraph model {
  graph [overlap=scale, nodesep=0.5, ranksep=0.5, separation=0.25]
  node  [shape=plaintext]
A -> N

P -> O

A -> J
O -> J

O -> W
J -> W

E -> I
N -> I
W -> I

E -> S
J -> S
I -> S

J -> Z
W -> Z

I -> C
Z -> C

Z -> D

Z -> F

M -> U
J -> U
Z -> U

W -> K
I -> K
S -> K
C -> K
F -> K
U -> K

J -> B
S -> B
U -> B
K -> B

A -> X
E -> X
M -> X
I -> X
F -> X

W -> Q
I -> Q
S -> Q
C -> Q
F -> Q
U -> Q
X -> Q

# AEMNPOJWISZCDFUKBXQTHVLGRY

A -> T
N -> T
O -> T
C -> T
D -> T
U -> T
K -> T
B -> T
Q -> T

E -> H
N -> H
C -> H
F -> H
K -> H
Q -> H
T -> H

W -> V
I -> V
F -> V
K -> V
X -> V
T -> V

D -> L
O -> L
Q -> L
T -> L
U -> L
V -> L

C -> G
D -> G
F -> G
H -> G
L -> G
M -> G
Q -> G
S -> G
T -> G
V -> G
W -> G

B -> R
G -> R
H -> R
L -> R
P -> R
Q -> R
U -> R
V -> R

P -> Y
J -> Y
I -> Y
D -> Y
K -> Y
B -> Y
X -> Y
H -> Y
V -> Y
G -> Y
R -> Y
}