3DG1
7
0 30 0
30 0 -30
-60 0 -39
10 0 35
-20 0 3
-11 15 38
-28 0 70
3 0 1 2 9
3 0 3 1 9
3 0 2 3 9
3 4 5 3 9
3 5 6 3 9
3 5 4 6 9
