Are there horses to the left of the man in the center of the photo?
No, there is a locomotive to the left of the man.
     src        edge_attr  dst
0      0   to the left of   16
1      0   to the left of    3
2      0  to the right of   15
3      0  to the right of   14
4      0  to the right of    8
..   ...              ...  ...
121   18  to the right of   14
122   18  to the right of    4
123   18  to the right of   10
124   18  to the right of    6
125   18  to the right of   15

[126 rows x 3 columns]