Is there a horse or a fence in this photo?
Yes, there is a horse.
     src        edge_attr  dst
0      0   to the left of   23
1      0  to the right of   21
2      0   to the left of    6
3      0   to the left of    2
4      0   to the left of   19
..   ...              ...  ...
105   23   to the left of    4
106   23  to the right of    2
107   23  to the right of    0
108   23   to the left of   19
109   23   to the left of   18

[110 rows x 3 columns]