k b n
O 0 1 1 k b n
n 0 2 1 � k b n
e 0 3 1 k b n
1 0 2 p k b n
t 1 1 2 k b n
o 1 2 2 � k b n
2 0 3 p k b n
t 2 1 3 k b n
h 2 2 3 � k b n
e 2 3 3 k b n
e 2 4 3 ) k b n
3 0 4 p k b n
f 3 1 4 k b n
o 3 2 4 � k b n
o 3 3 4 k b n
d 3 4 4 ) k b n
i 3 5 4 k b n
4 0 5 p k b n
f 4 1 5 k b n
r 4 2 5 � k b n
o 4 3 5 k b n
m 4 4 5 ) k b n
m 4 5 5