What is the cat sitting in?
The cat is sitting in the drawer.
   src        edge_attr  dst
0    0       sitting in    4
1    0   to the left of    2
2    1  to the right of    5
3    2  to the right of    4
4    2  to the right of    0
5    2  to the right of    5
6    4   to the left of    2
7    5   to the left of    2
8    5   to the left of    1