c

g

c

b

d

d

c

c

c

b

a

a

b

c

c

c

c

c

c

b

c

a

b

b

b

b

a

b

b

c

c

c

c

c

c

c

c

b

b

b

b

a

b

a

a

b

c

c

b

b

b

c

c

c

f

a

b

c

a

b

c

c

d

c

c

c

c

c

b

a

c

c

g

c

c

c

c

a

c

c