b1r2q
a1r2
90r2qf
80r2q
70r2
mar2
lar2qf
kar2q
jar2
iar2qf
xjq2qf
wjq2q
vjq2
ujq2qf
tjq2q
8sp2q
7sp2
6sp2qf
5sp2q
4sp2
j2o2
i2o2qf
h2o2q
g2o2
f2o2qf