mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 3 5 6
mu 6 3 7
mu 7 4 8
mu 3 8 9
mu 9 4 10

mu 3 7 8
pwr 5 8 2

mu 3 10 5
mu 5 4 6
mu 9 6 7
mu 6 9 8
pwr 27 7 6
pwr 7 8 7
mu 6 7 8
iv 8 7
mu 7 1 5
mu 5 8 1
mu 4 9 5
mu 5 3 6
mu 10 6 7

pwr 10 7 8
iv 8 7
mu 7 2 5
mu 5 8 2