a7u1
b7u1w
c7u1wu
d7u1
e7u1w
zxv1w
0xv1wu
1xv1
2xv1w
3xv1wu
oow1wu
pow1
qow1w
row1wu
sow1
dfx1
efx1w
ffx1wu
gfx1
hfx1w
25x1w
35x1wu
45x1
55x1w
65x1wu