What animal is the dog staring at?
The dog is staring at the horses.
     src        edge_attr  dst
0      1               of   14
1      1   to the left of   13
2      1   to the left of    5
3      1  to the right of   19
4      1   to the left of    8
..   ...              ...  ...
139   19   to the left of   17
140   19   to the left of   14
141   19   to the left of   15
142   19   to the left of   12
143   19               in    5

[144 rows x 3 columns]