4
1 2 0 0
3 2 0 0
0 0 4 0
0 0 2 -2
4
1 2 0 0
0 0 2 -2
3 2 0 0
0 0 4 0
5
0 0
1 2
2 -2
3 2
4 0
0
# No. of faces: 1
4
1 2 0 0
0 0 2 -2
3 2 0 0
0 0 4 0
