What's the woman watching?
The woman is watching the motorbike.
    src        edge_attr  dst
0     1               on    0
1     1  to the right of   20
2     1  to the right of   17
3     2  to the right of   18
4     3      standing on    2
..  ...              ...  ...
66   20       looking at   21
67   20         watching    7
68   21  to the right of   14
69   21  to the right of   13
70   21      in front of   18

[71 rows x 3 columns]