R 4 2 l s

R 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l s
R 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l s
R 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l s
R 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l sR 4 2 l s