xv7rr2 wv7rr vv7r uv7rr2 tv7rr
846rr 746r 646rr2 546rr 446r
je6r ie6rr2 he6rr ge6r fe6rr2
un5rr2 tn5rr sn5r rn5rr2 qn5rr
5w4rr 4w4r 3w4rr2 2w4rr 1w4r