K
A
L
A
L
B
A
K
C
C
A
C
A
A
A
L
B
C
C
L
K
A
C
C
C
B
B
C
B
A
L
A
L
B
K
C
L
K
A
K
K
A
K
K
L
L
L
A
B
A
B
B
L
K
C
A
L
C
B
C
C