auzd buzdd cuzddg duzd euzdd

zk0dd 0k0ddg 1k0d 2k0dd 3k0ddg

ob1ddg pb1d qb1dd rb1ddg sb1d

d21d e21dd f21ddg g21d h21dd

2s2dd 3s2ddg 4s2d 5s2dd 6s2ddg