What is the man that is walking walking on?
The man is walking on the bridge.
    src        edge_attr  dst
0     0  to the right of    1
1     0  to the right of    6
2     0  to the right of    5
3     0  to the right of    7
4     0  to the right of   13
..  ...              ...  ...
59   13               of    7
60   13   to the left of   11
61   13  to the right of    8
62   13   to the left of    0
63   13   to the left of   10

[64 rows x 3 columns]