Unnamed
public text v1 · immutable a b c
d e f
g h i
--------------|
j k l| A B C U X 1|
m n o| D E F T W Z|
p q r| G H I S V Y|
| --------
| J K L|
| M N O|
| P Q R|
--------
s t u
v w x
y z 2
e =
E = white
n =
N =
W =
w = yellow