9lx7n5 8lx7n 7lx7 6lx7n5 5lx7n

kvw7n jvw7 ivw7n5 hvw7n gvw7

v4v7 u4v7n5 t4v7n s4v7 r4v7n5

6dv7n5 5dv7n 4dv7 3dv7n5 2dv7n

hnu7n gnu7 fnu7n5 enu7n dnu7