Is this shelf full of hamburgers?
No, the shelf is full of donuts.
     src        edge_attr  dst
0      0  to the right of   30
1      0  to the right of   27
2      0   to the left of   15
3      1  to the right of   26
4      1   to the left of   23
..   ...              ...  ...
156   40   to the left of   29
157   40             with   39
158   41   to the left of   23
159   41   to the left of   35
160   41   to the left of    2

[161 rows x 3 columns]