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