Is the man to the right or to the left of the book that is on the right?
The man is to the left of the book.
     src        edge_attr  dst
0      0   to the left of    5
1      0  to the right of    7
2      0  to the right of   14
3      0  to the right of   13
4      0   to the left of   19
..   ...              ...  ...
102   22  to the right of   13
103   22   to the left of   19
104   23  to the right of    8
105   23   to the left of   19
106   23  to the right of   13

[107 rows x 3 columns]