Which material is this chair made of, wood or metal?
The chair is made of wood.
    src        edge_attr  dst
0     0  to the right of    4
1     0  to the right of    3
2     0  to the right of    6
3     0  to the right of    5
4     0  to the right of    7
5     0  to the right of    1
6     1   to the left of    0
7     1   to the left of    2
8     1   to the left of    6
9     1   to the left of    7
10    1   to the left of    9
11    2  to the right of    5
12    2  to the right of    1
13    2  to the right of    3
14    2               on    9
15    3   to the left of    2
16    3   to the left of    9
17    3   to the left of    7
18    3   to the left of    0
19    4   to the left of    0
20    5   to the left of    7
21    5   to the left of    0
22    5   to the left of    6
23    5   to the left of    2
24    5   to the left of    9
25    6   to the left of    0
26    6  to the right of    1
27    6  to the right of    5
28    7  to the right of    5
29    7  to the right of    3
30    7  to the right of    1
31    7   to the left of    0
32    9  to the right of    1
33    9  to the right of    5
34    9  to the right of    3