2a2br
3a2brb
4a2b
5a2br
6a2brb
r12brb
s12b
t12br
u12brb
v12b
gs3b
hs3br
is3brb
js3b
ks3br
5i4br
6i4brb
7i4b
8i4br
9i4brb
u94brb
v94b
w94br
x94brb
y94b