N
T
A
T
T
N
A
A
A
A
A
A
A
A
A
T
T
T
N
N
N
N
S
A
T
S
A
A
S
N
N
N
S
A
A
T
A
T
S
S
S
A
T
N
S
S
A
S
A
A
T
A
S
A