Which side of the photo is the cart on?
The cart is on the left of the image.
     src        edge_attr  dst
0      0   to the left of   27
1      0   to the left of   30
2      0   to the left of   12
3      0   to the left of   17
4      0   to the left of   21
..   ...              ...  ...
219   29   to the left of   18
220   30  to the right of    0
221   30  to the right of   22
222   30  to the right of   14
223   30  to the right of    5

[224 rows x 3 columns]