What is the bench made of?
The bench is made of wood.
    src        edge_attr  dst
0     0   to the left of    3
1     2   to the left of   10
2     2           behind    5
3     3  to the right of    0
4     4  to the right of    8
5     4   to the left of   10
6     5   to the left of    7
7     5      in front of    2
8     6           behind    5
9     7  to the right of    5
10    8   to the left of    4
11   10  to the right of    2
12   10  to the right of    4
13   14               on    5