B
T
H
B
T
H
B
S
G
T
H
S
G
S
B
B
S
H
G
T
T
G
S
T
S
G
H
T
H
T
B
S
T
B
B
B
G
S
B
B
G
S
H
S
T
G
H
S
G
H
H
T
T
B
T
G
T
G
H
B
B
H
H
G
G
S
G
T
H
S
H
S
S
B