obwrev
pbwr
qbwre
rbwrev
sbwr
d2wr
e2wre
f2wrev
g2wr
h2wre
2sxre
3sxrev
4sxr
5sxre
6sxrev
rjyrev
sjyr
tjyre
ujyrev
vjyr
gazr
hazre
iazrev
jazr
kazre