8n9pi 7n9p 6n9pi6 5n9pi 4n9p

jx8p ix8pi6 hx8pi gx8p fx8pi6

u67pi6 t67pi s67p r67pi6 q67pi

5f7pi 4f7p 3f7pi6 2f7pi 1f7p

gp6p fp6pi6 ep6pi dp6p cp6pi6