What piece of furniture is made of wood?
The piece of furniture is a desk.
   src        edge_attr  dst
0    0  to the right of    2
1    2          next to    6
2    2   to the left of    6
3    2   to the left of    0
4    5   to the left of    6
5    6  to the right of    2
6    6  to the right of    5
7    6             near    2