Which side is the garbage can on?
The garbage can is on the right of the image.
    src       edge_attr  dst
0     0  to the left of    7
1     0  to the left of   16
2     0  to the left of   13
3     0  to the left of   11
4     0  to the left of   12
..  ...             ...  ...
83   22  to the left of   15
84   22  to the left of   10
85   23  to the left of    2
86   24  to the left of    1
87   24  to the left of   12

[88 rows x 3 columns]