s1p2
r1p2rl
q1p2r
p1p2
o1p2rl
3ap2rl
2ap2r
1ap2
0ap2rl
zap2r
eko2r
dko2
cko2rl
bko2r
ako2
ptn2
otn2rl
ntn2r
mtn2
ltn2rl
02m2rl
z2m2r
y2m2
x2m2rl
w2m2r