3DG1
8
-20 70 -5
20 70 -5
20 70 5
-20 70 5
-20 0 5
20 0 5
20 0 -5
-20 0 -5
4 3 2 1 0 0
4 7 6 5 4 0
4 7 4 3 0 0
4 1 2 5 6 0
4 0 1 6 7 0
4 4 5 2 3 0
