What is the shelter made of brick surrounded by?
The shelter is surrounded by the leaves.
   src        edge_attr  dst
0    0            above    1
1    1      in front of    7
2    1           around    0
3    1            under    0
4    1      surrounding    3
5    3    surrounded by    1
6    7           behind    1
7    8  to the right of    9
8    9   to the left of    8