T
A
R
D
R
R
D
R
R
T
F
R
F
D
T
R
A
F
R
D
D
T
D
A
T
F
T
A
T
F
T
F
F
T
F
T
A
F
D
R
D
A
D
T
A
A
D
D
F
A
R
R
F
A