Is the silver can to the left or to the right of the box made of cardboard?
The can is to the left of the box.
    src        edge_attr  dst
0     0   to the left of   15
1     0  to the right of    4
2     0   to the left of    3
3     1   to the left of   15
4     1  to the right of    4
..  ...              ...  ...
56   16   to the left of    2
57   16  to the right of    9
58   16  to the right of   10
59   16  to the right of   13
60   16  to the right of   12

[61 rows x 3 columns]