Which kind of furniture is made of wood?
The furniture is a table.
    src        edge_attr  dst
0     1   to the left of    9
1     1   to the left of   11
2     3       sitting on    0
3     5   to the left of   10
4     8   to the left of   11
5     8   to the left of    9
6     9  to the right of    8
7     9           around   11
8     9  to the right of    1
9    10  to the right of    5
10   11  to the right of    8
11   11  to the right of    1