mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 5 4 6
mu 4 5 7
mu 6 7 8
mu 3 8 9
mu 3 9 10
mu 5 6 11
mu 3 11 12
mu 3 12 13
mu 3 13 14 
pwr 5 3 15
pwr 10 4 16
pwr 7 10 17
cj 17 15 1
cj 14 16 2