Are there any fences in the photo?
Yes, there is a fence.
    src        edge_attr  dst
0     0  to the right of   12
1     0   to the left of    7
2     2   to the left of    6
3     3   to the left of    8
4     3   to the left of    7
5     3   to the left of    5
6     4          wearing   12
7     4   to the left of    7
8     4   to the left of    5
9     4   to the left of    8
10    4   to the left of   13
11    5  to the right of    4
12    5  to the right of    3
13    5  to the right of   13
14    6  to the right of    2
15    7          wearing    8
16    7  to the right of    3
17    7  to the right of    0
18    7  to the right of   13
19    7  to the right of    4
20    8  to the right of    3
21    8  to the right of    4
22    8  to the right of   13
23   12   to the left of    0
24   13   to the left of    5
25   13  to the right of    4
26   13   to the left of    7
27   13   to the left of    8