ply
format ascii 1.0
comment this file represents the 'N' pentomino
comment it has been created manually
element vertex 16
property double x
property double y
property double z
element face 12
property list uchar uint vertex_indices
end_header
0.0 0.0 0.0
1.0 0.0 0.0
1.0 1.0 0.0
2.0 1.0 0.0
2.0 4.0 0.0
1.0 4.0 0.0
1.0 2.0 0.0
0.0 2.0 0.0
0.0 0.0 1.0
1.0 0.0 1.0
1.0 1.0 1.0
2.0 1.0 1.0
2.0 4.0 1.0
1.0 4.0 1.0
1.0 2.0 1.0
0.0 2.0 1.0
5  8  9 10 14 15
5 10 11 12 13 14
5  7  6  2  1  0
5  6  5  4  3  2
4  0  1  9  8
4  1  2 10  9
4  2  3 11 10
4  3  4 12 11
4  4  5 13 12
4  5  6 14 13
4  6  7 15 14
4  7  0  8 15