A
R
B
B
P
A
R
B
L
R
L
R
L
B
P
A
P
P
R
A
B
L
P
L
R
L
B
L
B
B
R
B
R
P
A
L
A
L
P
P
P
R
B
A
L
A
A
P
P
A