Do you see any boats or ropes?
Yes, there is a boat.
    src        edge_attr  dst
0     1   to the left of    5
1     1   to the left of    2
2     2   to the left of   18
3     2   to the left of   11
4     2   to the left of    5
..  ...              ...  ...
77   19   to the left of    9
78   19  to the right of    5
79   19   to the left of    3
80   19               on   18
81   21   to the left of   17

[82 rows x 3 columns]