z4er7 y4er x4er7t w4er7 v4er
aeer 9der7t 8der7 7der 6der7t
lndr7t kndr7 jndr indr7t hndr7
wwcr7 vwcr uwcr7t twcr7 swcr
75br 65br7t 55br7 45br 35br7t