Are there any people to the right of the guy on the right?
Yes, there is a person to the right of the guy.
     src        edge_attr  dst
0      0  to the right of   30
1      0  to the right of   35
2      0  to the right of    5
3      1   to the left of    9
4      1  to the right of   27
..   ...              ...  ...
225   37  to the right of   13
226   37  to the right of    5
227   37  to the right of    8
228   37  to the right of    4
229   37               on   26

[230 rows x 3 columns]