What vegetables are on top of the tortilla?
The vegetables are peppers.
     src        edge_attr  dst
0      0   to the left of   22
1      0   to the left of    5
2      0   to the left of   28
3      0   to the left of   21
4      0   to the left of   15
..   ...              ...  ...
138   27   to the left of    2
139   27   to the left of   18
140   28  to the right of    0
141   28   to the left of    6
142   28  to the right of    4

[143 rows x 3 columns]