mu 1 2 3 mu 3 2 4 mu 4 2 5 mu 2 2 6 mu 5 3 7 pwr 5 7 8 mu 6 4 9 iv 9 10 mu 10 8 11 mu 11 9 12 mu 8 12 10 pwr 5 10 11 mu 9 11 13 mu 4 3 9 mu 9 4 10 iv 10 9 mu 9 8 11 mu 11 10 9 mu 8 9 10 pwr 15 10 9 mu 7 9 14 pwr 7 13 15 pwr 6 14 16 mu 15 16 9 mu 9 13 10 pwr 2 14 17 mu 10 17 18 pwr 2 13 19 mu 16 14 20 mu 19 16 9 mu 9 13 10 mu 10 20 9 iv 9 10 mu 19 20 11 mu 10 11 12 mu 12 9 21 mu 18 21 9 mu 9 9 22 iv 3 10 mu 10 22 9 mu 9 3 10 mu 22 10 9 pwr 5 9 10 mu 3 10 23 iv 5 10 mu 10 22 9 mu 9 5 10 mu 22 10 9 pwr 10 9 10 mu 5 10 11 mu 22 1 9 pwr 20 9 10 mu 1 10 9 mu 11 9 24 pwr 3 23 25 mu 25 25 26 pwr 3 24 27 pwr 3 27 28 mu 26 27 9 mu 9 26 10 mu 10 28 9 mu 9 25 7 mu 18 21 1 mu 21 7 2