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