mu 1 2 3
pwr 3 3 4
mu 4 2 5
mu 2 1 4
mu 5 2 1
pwr 3 1 2
pwr 22 4 1
pwr 13 3 5
mu 1 5 3
mu 4 4 5
iv 3 1
mu 1 2 4
mu 2 2 1
mu 4 3 2
iv 5 4
mu 4 1 3
mu 3 5 1
