What item of furniture is the cat lying on?
The cat is lying on the bed.
   src        edge_attr  dst
0    0               on    1
1    0         lying on    1
2    0   to the left of    6
3    0   to the left of    3
4    1      in front of    2
5    3  to the right of    0
6    3               by    1
7    5               by    1
8    6  to the right of    0