Is the old man to the left or to the right of the boy that is to the right of the woman?
The man is to the right of the boy.
     src        edge_attr  dst
0      0   to the left of   18
1      0   to the left of    7
2      0               on   32
3      0   to the left of   23
4      0   to the left of   29
..   ...              ...  ...
164   30  to the right of   14
165   31   to the left of    9
166   31   to the left of   12
167   31   to the left of   13
168   31   to the left of   30

[169 rows x 3 columns]