os6s02 ns6s0 ms6s ls6s02 ks6s0

z15s0 y15s x15s02 w15s0 v15s

ab5s 9a5s02 8a5s0 7a5s 6a5s02

lk4s02 kk4s0 jk4s ik4s02 hk4s0

wt3s0 vt3s ut3s02 tt3s0 st3s