st1b tt1bk ut1bkv vt1b wt1bk

hk2bk ik2bkv jk2b kk2bk lk2bkv

6a3bkv 7a3b 8a3bk 9a3bkv ab3b

v13b w13bk x13bkv y13b z13bk

ks4bk ls4bkv ms4b ns4bk os4bkv