What color does the chair that is to the left of the book have?
The chair has brown color.
    src        edge_attr  dst
0     1  to the right of   18
1     1   to the left of    9
2     1  to the right of    7
3     1  to the right of    4
4     1  to the right of   19
..  ...              ...  ...
90   18   to the left of   17
91   18   to the left of   19
92   19   to the left of    1
93   19  to the right of   18
94   19   to the left of   11

[95 rows x 3 columns]