chor 1 2
chor 2 7
mu 1 2 3
chor 3 9

# Let z = xy^6xy^2xy
# Then o(z) = 10, so z^5 is in 2A.
# Because o(xz^5) = 3, x is in 2A.
mu 3 2 4
mu 4 3 5
pwr 4 2 6
mu 4 6 7
mu 7 5 8
chor 8 10
pwr 5 8 9
mu 1 9 10
chor 10 3