3DG1
8
20 0 40
-20 0 -40
-20 0 40
-20 80 -40
20 80 -40
20 80 40
-20 80 40
20 0 -40
4 6 5 4 3 20
4 4 5 0 7 16
4 3 4 7 1 18
4 1 2 6 3 16
4 5 6 2 0 12
