On which side is the fence?
The fence is on the left of the image.
    src        edge_attr  dst
0     2   to the left of   14
1     2   to the left of   11
2     3  to the right of   12
3     3  to the right of   10
4     3  to the right of    9
5     3  to the right of   15
6     6  to the right of    9
7     8         touching   11
8     8   to the left of   11
9     8               in    0
10    9   to the left of   11
11    9   to the left of    6
12    9   to the left of    3
13   10   to the left of   11
14   10   to the left of   14
15   10   to the left of    3
16   10               in    0
17   11  to the right of    2
18   11  to the right of   12
19   11  to the right of   15
20   11  to the right of    9
21   11               in    0
22   11  to the right of   10
23   11  to the right of    8
24   11  to the right of   16
25   12   to the left of   11
26   12   to the left of    3
27   14  to the right of   10
28   14  to the right of    2
29   14  to the right of   16
30   15   to the left of    3
31   15           around    9
32   15   to the left of   11
33   16   to the left of   11
34   16   to the left of   14