Where are the leaves?
The leaves are on the hill.
    src        edge_attr  dst
0     0      in front of    2
1     0               on    6
2     0             near    5
3     0           behind    8
4     0   to the left of    2
5     0   to the left of    7
6     1               on    8
7     1  to the right of    5
8     2           behind    0
9     2  to the right of    7
10    2  to the right of    0
11    4               on    0
12    4   to the left of    7
13    5             near    8
14    5          next to    8
15    5          next to    0
16    5   to the left of    1
17    5             near    0
18    6   to the left of    7
19    7  to the right of    6
20    7  to the right of    0
21    7  to the right of    4
22    7   to the left of    2
23    8       covered in    3
24    8          next to    5
25    8             near    5