What color is the chair to the left of the man, red or black?
The chair is red.
     src        edge_attr  dst
0      0   to the left of   23
1      0   to the left of    7
2      0  to the right of    2
3      0   to the left of   22
4      0   to the left of    8
..   ...              ...  ...
197   30   to the left of    5
198   30   to the left of   23
199   30   to the left of   26
200   30  to the right of   20
201   30   to the left of   22

[202 rows x 3 columns]