What material is the black chair made of?
The chair is made of leather.
    src        edge_attr  dst
0     0   to the left of    4
1     0               on    9
2     1  to the right of   10
3     1  to the right of   14
4     1   to the left of   11
..  ...              ...  ...
84   17   to the left of   12
85   17   to the left of    2
86   17   to the left of    1
87   17   to the left of    6
88   17   to the left of    5

[89 rows x 3 columns]