What's in the box?
The cupcake is in the box.
     src        edge_attr  dst
0      0   to the left of   10
1      0   to the left of    8
2      0   to the left of   11
3      1  to the right of    3
4      1   to the left of    2
..   ...              ...  ...
120   33   to the left of    5
121   33  to the right of   12
122   33   to the left of    9
123   33               on   18
124   33   to the left of   31

[125 rows x 3 columns]