pg5n qg5nr rg5nrx sg5n tg5nr

e75nr f75nrx g75n h75nr i75nrx

3x6nrx 4x6n 5x6nr 6x6nrx 7x6n

so7n to7nr uo7nrx vo7n wo7nr

hf8nr if8nrx jf8n kf8nr lf8nrx