# Triangular Antiprism (Octahedron)
# Data: Exact Mathematics
6 8 12
-0.7071067811865  0.5773502691896 -0.4082482904638
 0.0000000000000  0.5773502691896  0.8164965809277
 0.7071067811865  0.5773502691896 -0.4082482904638
-0.7071067811865 -0.5773502691896  0.4082482904638
 0.0000000000000 -0.5773502691896 -0.8164965809277
 0.7071067811865 -0.5773502691896  0.4082482904638
3 1 0 2
3 0 1 3
3 5 1 2
3 1 5 3
3 4 0 3
3 0 4 2
3 4 5 2
3 5 4 3
0 1
0 2
0 3
0 4
1 2
1 3
2 4
3 4
1 5
2 5
3 5
4 5