B
P
P
G
S
S
B
P
P
P
B
G
G
G
S
B
G
M
G
B
S
G
B
B
G
P
P
B
M
M
M
S
S
G
M
M
B
S
S
P
S
P
M
M
S
M
B
P
G
M