ske2 rke20s qke20 pke2 oke20s

3td20s 2td20 1td2 0td20s ztd20

e3c20 d3c2 c3c20s b3c20 a3c2

pcc2 occ20s ncc20 mcc2 lcc20s

0lb20s zlb20 ylb2 xlb20s wlb20