5
0 -1 0 0 0 -1 0
0 -1 0 0 0 -1 -1
0 -1 0 0 0 1 0
0 0 -1 0 1 0 0
0 1 0 0 0 1 0
0
5
0 -1 0 0 0 -1 0
0 -1 0 0 0 -1 1
0 -1 0 0 0 1 0
0 0 -1 0 1 0 0
0 1 0  0 0 1 0
0
# BEGIN ARRANGEMENT
# number_of_vertices
4
# number_of_edges
4
# number_of_faces
2
# BEGIN VERTICES
0 4 1 -1 0 0 2
10
4 4 1 0 -1 -1 0
9
4 4 1 0 -1 1 0
3
4 4 1 1 0 0 0
6
# END VERTICES
# BEGIN EDGES
1 0 1 1 -1 0 0 2 0 -1 -1 0 0 -1 1 1 0 0
10
10
2 0 1 1 -1 0 0 2 0 -1 1 0 0 1 1 1 0 0
4
4
3 0 1 1 -1 0 0 2 1 0 0 0 0 0 1 1 0 0
4
4
3 0 0 1 1 0 0 0 -1 0 0 2 0 0 1 1 0 0
4
4
# END EDGES
# BEGIN FACES
# BEGIN FACE
0 1
# number_of_outer_ccbs
0
# number_of_inner_ccbs
1
# halfedges_on_inner_ccb
4
6 3 2 5
# number_of_isolated_vertices
0
7
# END FACE
# BEGIN FACE
0 1
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
4
7 4 1 0
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
22
# END FACE
# END FACES
# END ARRANGEMENT
