9zb8dm 8zb8d 7zb8 6zb8dm 5zb8d
k9a8d j9a8 i9a8dm h9a8d g9a8
via8 uia8dm tia8d sia8 ria8dm
6r97dm 5r97d 4r97 3r97dm 2r97d
h187d g187 f187dm e187d d187