Which type of furniture is not wooden, the shelf or the chair?
The chair is not wooden.
    src        edge_attr  dst
0     1          holding    3
1     1            using    3
2     1      in front of    6
3     1       talking on    3
4     2  to the right of   11
..  ...              ...  ...
78   19  to the right of   17
79   19   to the left of   10
80   20  to the right of    5
81   20   to the left of    4
82   20  to the right of    6

[83 rows x 3 columns]