What's on the wall?
The sign is on the wall.
    src        edge_attr  dst
0     0  to the right of   23
1     0  to the right of    6
2     2  to the right of    8
3     2  to the right of   23
4     2  to the right of   17
..  ...              ...  ...
87   23               on    1
88   23   to the left of   16
89   24  to the right of    6
90   24  to the right of    9
91   24  to the right of   23

[92 rows x 3 columns]