0 15 0
x16
5 0 0
x20
12 0 0
4 0 0
x12
1 20 0
1 0 0
20 0 0
6 0 0
x4
0 5 0
0 75 0
8 0 0
x24
2 40 0
0 80 0
25 0 0
2 50 0
x8
3 0 0
15 0 0
10 0 0
15 
0 
x16
