What kind of furniture is in front of the ocean?
The piece of furniture is a chair.
   src        edge_attr  dst
0    0               on    0
1    0      in front of    4
2    0   to the left of    5
3    4           behind    6
4    5  to the right of    6
5    5      in front of    4
6    5  to the right of    0
7    6   to the left of    5
8    6      in front of    4