What is the color of the backpack to the left of the other backpack?
The backpack is gray.
     src        edge_attr  dst
0      0  to the right of    8
1      1  to the right of   13
2      1  to the right of   26
3      1   to the left of   25
4      1  to the right of   21
..   ...              ...  ...
190   29   to the left of   21
191   30  to the right of   23
192   30  to the right of   20
193   30  to the right of    5
194   30   to the left of    1

[195 rows x 3 columns]