mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 3 5 6
mu 6 3 7
pwr 3 7 8
pwr 7 6 7
iv 7 6
mu 7 1 4
mu 4 6 7
mu 5 3 4
pwr 15 4 5
iv 5 4
mu 5 8 9
mu 9 4 8
mu 7 8 2
pwr 3 2 3
mu 1 3 4
pwr 20 4 1
mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 3 5 6
mu 6 5 8
mu 3 8 9
pwr 3 9 1
mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 3 5 6
pwr 3 3 9
pwr 5 4 10
mu 9 10 8
iv 8 9
mu 9 2 10
mu 10 8 1
pwr 8 6 2
iv 3 4
mu 3 2 5
mu 5 4 2
mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 3 5 6
mu 6 3 9
mu 3 3 4
iv 4 3
mu 3 9 10
mu 10 4 2
mu 7 2 3
pwr 9 3 1