bzpn6 czpn6x dzpn ezpn6 fzpn6x

0pqn6x 1pqn 2pqn6 3pqn6x 4pqn

pgrn qgrn6 rgrn6x sgrn tgrn6

e7rn6 f7rn6x g7rn h7rn6 i7rn6x

3xsn6x 4xsn 5xsn6 6xsn6x 7xsn