Is the tree behind a fence?
No, the tree is behind the wagon.
    src        edge_attr  dst
0     0  to the right of   12
1     1           inside   10
2     2  to the right of    9
3     2   to the left of   17
4     2   to the left of   16
5     3            below    5
6     3  to the right of    8
7     4   to the left of    5
8     4  to the right of    8
9     5  to the right of    4
10    6  to the right of   22
11    7  to the right of    9
12    7         lying in   11
13    8   to the left of    3
14    8   to the left of    4
15    9   to the left of   14
16    9      standing in   11
17    9  to the right of   10
18    9      in front of   12
19    9   to the left of    7
20    9   to the left of    2
21    9   to the left of   13
22   10               on   11
23   10   to the left of    9
24   12   to the left of   17
25   12   to the left of   18
26   12   to the left of   14
27   12   to the left of   15
28   12           behind    9
29   12   to the left of   13
30   12   to the left of    0
31   12   to the left of   16
32   13   to the left of   15
33   13  to the right of   12
34   13  to the right of    9
35   14      in front of   18
36   14  to the right of   12
37   14  to the right of    9
38   15  to the right of   13
39   15  to the right of   12
40   16  to the right of   12
41   16  to the right of    2
42   17  to the right of    2
43   17  to the right of   12
44   18           behind   14
45   18  to the right of   12
46   20  to the right of   22
47   22               of    9
48   22   to the left of    6
49   22   to the left of   20