4
-1 1 0 -1 0 -1 0
-1 0 -1 -1 -1 0 0
-1 -1 0 -1 0 1 0
-1 0 1 -1 1 0 0
0
5
-1 1 0 -1 0 0 0
-1 0 0 -2 -1 0 0
-2 -1 0 -1 0 1 0
-1 0 1 -2 1 2 0
-2 1 2 -1 1 0 0
0
# BEGIN ARRANGEMENT
# number_of_vertices
7
# number_of_edges
9
# number_of_faces
4
# BEGIN VERTICES
0 4 1 -1 0 -1
10
0 4 1 -1 0 0
15
0 4 1 -1 0 1
6
4 4 1 -2 -1 0
14
4 4 1 -1 -1 0
9
4 4 1 -1 1 0
8
4 4 1 -2 1 2
9
# END VERTICES
# BEGIN EDGES
3 1 1 1 -1 0 0 -2 -1 0 0
14
14
2 3 0 1 -2 -1 0 -1 0 1 0
14
14
4 0 1 1 -1 0 -1 -1 -1 0 0
9
9
2 4 0 1 -1 -1 0 -1 0 1 0
9
9
6 5 1 1 -2 1 2 -1 1 0 0
8
8
5 0 0 1 -1 1 0 -1 0 -1 0
9
9
5 1 0 1 -1 1 0 -1 0 0 0
14
14
5 2 0 1 -1 0 1 -1 1 0 0
18
18
6 2 0 1 -1 0 1 -2 1 2 0
8
8
# END EDGES
# BEGIN FACES
# BEGIN FACE
0 1 
# number_of_outer_ccbs
0
# number_of_inner_ccbs
1
# halfedges_on_inner_ccb
5
16 6 4 11 9 
# number_of_isolated_vertices
0
13
# END FACE
# BEGIN FACE
0 1 
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
6
13 10 5 7 2 0 
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
19
# END FACE
# BEGIN FACE
0 1 
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
4
15 12 1 3 
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
28
# END FACE
# BEGIN FACE
0 1 
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
3
17 8 14 
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
22
# END FACE
# END FACES
# END ARRANGEMENT
