Is the white plate to the left or to the right of the cheese pizza?
The plate is to the left of the pizza.
     src        edge_attr  dst
0      0   to the left of   17
1      0   to the left of   16
2      1   to the left of   18
3      1  to the right of   10
4      1  to the right of   20
..   ...              ...  ...
122   22   to the left of    5
123   22   to the left of   21
124   22   to the left of    9
125   23   to the left of   16
126   23  to the right of    9

[127 rows x 3 columns]