Do you see any fences near the tree?
Yes, there is a fence near the tree.
    src        edge_attr  dst
0     0   to the left of    8
1     1  to the right of   12
2     1  to the right of    5
3     1  to the right of   10
4     2      in front of    6
5     2  to the right of    5
6     2  to the right of    9
7     2  to the right of   10
8     2  to the right of   12
9     3      in front of    7
10    3      in front of    8
11    3           behind    5
12    3             near    8
13    5      in front of    3
14    5   to the left of    2
15    5   to the left of    1
16    5   to the left of    6
17    5             near   10
18    6  to the right of    5
19    6           behind    2
20    6  to the right of    9
21    6  to the right of   10
22    7           behind    3
23    8           behind    3
24    8             near    3
25    8  to the right of    0
26    9   to the left of    6
27    9   to the left of    2
28   10   to the left of    1
29   10   to the left of    6
30   10   to the left of    2
31   10             near    5
32   12   to the left of    2
33   12   to the left of    1