R 4 s

R 4 sR 4 sR 4 sR 4 s
R 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 s
R 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 s
R 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 s
R 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 sR 4 s