What's in front of the gate?
The trash bin is in front of the gate.
    src        edge_attr  dst
0     0  to the right of    3
1     0   to the left of    6
2     0  to the right of   10
3     0  to the right of    4
4     1               on    9
..  ...              ...  ...
58   15  to the right of    3
59   15  to the right of    5
60   16  to the right of    7
61   16      in front of    7
62   17  to the right of   14

[63 rows x 3 columns]