2
●
● 12
a
b
ef
h
i
g
p
mno
q
h
l
l
k
j
j
c
d
a
b
*
2
c
d
e
f
g
h
(2
*
2
i
j
(2
*
1
k
*
1
l
(2
*
2
m
(2
*
2
n
(2
o
*
1
p
*
1
q
*
3
12
■
■