5
-1 -1 -1 0 0 -1 0
0 0 1 -1 -1 1 0
0 -1 0 -1 -1 -1 0
-1 -1 1 0 -1 0 0
0 0 -1 0 0 1 1 1 1 0
0
3
-1 -3 1 -1 -3 -1 0
1 -1 0 -1 -3 1 0
-1 -3 -1 1 -1 0 0
0
# BEGIN ARRANGEMENT
# number_of_vertices
8
# number_of_edges
10
# number_of_faces
4
# BEGIN VERTICES
4 2 1 0/1 0/1 -1/1
8
4 4 1 -1/1 -1/1 -1/1
7
4 3 1 0/1 0/1 1/1
6
4 4 1 -1/1 -1/1 1/1
8
4 4 1 -1/1 -3/1 -1/1
6
4 4 1 -1/1 -3/1 1/1
5
4 4 1 0/1 -1/1 0/1
12
4 4 1 1/1 -1/1 0/1
18
# END VERTICES
# BEGIN EDGES
1 0 1 1 -1/1 -1/1 -1/1 0/1 0/1 -1/1 0
6
6
2 3 1 1 0/1 0/1 1/1 -1/1 -1/1 1/1 0
6
6
4 1 1 1 -1/1 -3/1 -1/1 -1/1 -1/1 -1/1 0
6
6
5 4 1 1 -1/1 -3/1 1/1 -1/1 -3/1 -1/1 0
9
9
3 5 0 1 -1/1 -1/1 1/1 -1/1 -3/1 1/1 0
6
6
6 4 1 1 0/1 -1/1 0/1 -1/1 -3/1 -1/1 0
12
12
5 6 0 1 -1/1 -3/1 1/1 0/1 -1/1 0/1 0
12
12
7 4 1 1 -1/1 -3/1 -1/1 1/1 -1/1 0/1 0
18
18
5 7 0 1 1/1 -1/1 0/1 -1/1 -3/1 1/1 0
18
18
2 0 1 1 0/1 0/1 -1/1 0/1 0/1 1/1 1 1/1 1/1 0/1
6
6
# END EDGES
# BEGIN FACES
# BEGIN FACE
0 1 
# number_of_outer_ccbs
0
# number_of_inner_ccbs
1
# halfedges_on_inner_ccb
6
1 5 7 9 3 18 
# number_of_isolated_vertices
0
11
# END FACE
# BEGIN FACE
0 1 
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
3
13 6 11 
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
17
# END FACE
# BEGIN FACE
0 1 
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
4
17 12 10 15 
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
26
# END FACE
# BEGIN FACE
0 1 
# number_of_outer_ccbs
1
# halfedges_on_outer_ccb
7
19 2 8 16 14 4 0 
# number_of_inner_ccbs
0
# number_of_isolated_vertices
0
20
# END FACE
# END FACES
# END ARRANGEMENT
