5zr7n 4zr7 3zr7no 2zr7n 1zr7
g9q7 f9q7no e9q7n d9q7 c9q7no
riq7no qiq7n piq7 oiq7no niq7n
2rp7n 1rp7 0rp7no zrp7n yrp7
d1o7 c1o7no b1o7n a1o7 90o7no