Who is watching the train the steam is on top of?
The man is watching the train.
    src        edge_attr  dst
0     0      coming from    1
1     0        on top of    1
2     0   to the left of   19
3     1             near    5
4     1  to the right of   15
..  ...              ...  ...
86   25  to the right of   24
87   25   to the left of   19
88   25   to the left of   10
89   25  to the right of   15
90   25   to the left of   12

[91 rows x 3 columns]