What color is the chair to the left of the papers, blue or black?
The chair is blue.
    src        edge_attr  dst
0     0   to the left of    5
1     1  to the right of    8
2     1  to the right of   12
3     1  to the right of    2
4     1  to the right of   17
..  ...              ...  ...
61   20  to the right of   13
62   20  to the right of    2
63   20  to the right of    8
64   20  to the right of   10
65   20  to the right of   12

[66 rows x 3 columns]