81s12 71s1 61s12y 51s12 41s1

jbs1 ibs12y hbs12 gbs1 fbs12y

ukr12y tkr12 skr1 rkr12y qkr12

5tq12 4tq1 3tq12y 2tq12 1tq1

g3p1 f3p12y e3p12 d3p1 c3p12y