2
2 0 2 3
4 0 0 0
3
2 0 0 0
2 0 2 3
4 0 2 0
4
0 0
2 0
2 3
4 0
1
2 0
# No. of faces: 1
3
2 0 0 0
2 0 2 3
4 0 2 0
