td1u1
ud1u1l
vd1u
wd1u1
xd1u1l
i41u1l
j41u
k41u1
l41u1l
m41u
7u2u
8u2u1
9u2u1l
av2u
bv2u1
wl3u1
xl3u1l
yl3u
zl3u1
0l3u1l
lc4u1l
mc4u
nc4u1
oc4u1l
pc4u