Which side is the container on?
The container is on the right of the image.
    src        edge_attr  dst
0     0  to the right of   18
1     0  to the right of   20
2     1  to the right of   19
3     1  to the right of   17
4     2  to the right of   10
..  ...              ...  ...
73   20  to the right of   19
74   21  to the right of   17
75   21  to the right of   10
76   22  to the right of   20
77   22  to the right of   18

[78 rows x 3 columns]