Are there any horses in this photograph?
No, there are no horses.
     src        edge_attr  dst
0      0   to the left of   16
1      0  to the right of    3
2      0  to the right of    2
3      0  to the right of    9
4      0  to the right of    4
..   ...              ...  ...
126   20   to the left of    2
127   20   to the left of    9
128   20   to the left of   15
129   20   to the left of    4
130   20           behind    4

[131 rows x 3 columns]