Is the empty chair to the left or to the right of the person that is smoking the cigarette?
The chair is to the left of the person.
     src        edge_attr  dst
0      0  to the right of    8
1      0  to the right of    2
2      0  to the right of   16
3      0  to the right of   20
4      0  to the right of    7
..   ...              ...  ...
227   24  to the right of    1
228   24   to the left of    9
229   24          smoking   23
230   24   to the left of    6
231   24   to the left of   13

[232 rows x 3 columns]