What's in front of the tree?
The bench is in front of the tree.
    src        edge_attr  dst
0     0   to the left of    8
1     0   to the left of   11
2     0  to the right of    1
3     1   to the left of    0
4     1   to the left of   10
5     1               on   14
6     1   to the left of   11
7     3  to the right of   16
8     3  to the right of    7
9     3           behind   14
10    4               in    8
11    4  to the right of   11
12    4  to the right of   14
13    5  to the right of   10
14    5  to the right of   14
15    6   to the left of   14
16    7   to the left of   16
17    7   to the left of    3
18    8  to the right of   11
19    8  to the right of   17
20    8  to the right of   14
21    8  to the right of   10
22    8  to the right of    0
23    9  to the right of   17
24   10               on   14
25   10          wearing    0
26   10      sleeping on   14
27   10   to the left of    5
28   10         lying on   14
29   10   to the left of    8
30   10  to the right of    1
31   11  to the right of   17
32   11   to the left of    8
33   11   to the left of    4
34   11  to the right of    1
35   11  to the right of    0
36   12  to the right of   14
37   14      in front of    3
38   14   to the left of   12
39   14   to the left of    5
40   14  to the right of    6
41   14   to the left of    8
42   14  to the right of   18
43   14   to the left of    4
44   15  to the right of   17
45   16   to the left of    3
46   16  to the right of    7
47   17   to the left of    8
48   17   to the left of   15
49   17   to the left of   11
50   17   to the left of    9
51   18   to the left of   14