S
S
S
S
S
N
N
A
P
P
A
N
S
P
P
A
A
S
S
A
P
S
N
P
P
P
A
A
S
A
N
N
N
S
S
S
A
N
S
P
N
N
S
S
N
S
P
P
S
S
S
N
A
N
P
S
P
A
A
N
S
S
S
A
A
S
N
A
S
N
A
N
S
P
S
N
S
S
S
A
P
P
N
P
S
S
A
S
S
P
A
S