What is in the snow?
The fence is in the snow.
    src        edge_attr  dst
0     0   to the left of    5
1     2  to the right of   13
2     2  to the right of   12
3     2  to the right of    9
4     3          holding   14
5     3   to the left of    5
6     4               in    1
7     5          helping    9
8     5  to the right of   12
9     5  to the right of   13
10    5  to the right of   14
11    5  to the right of    3
12    5  to the right of    0
13    5  to the right of    9
14    5  to the right of    6
15    5  to the right of    8
16    5  to the right of    7
17    5  to the right of   11
18    5  to the right of   10
19    6   to the left of    5
20    7   to the left of    5
21    8   to the left of    5
22    8  to the right of   10
23    9   to the left of    2
24    9          wearing    0
25    9          wearing    7
26    9          wearing    6
27    9   to the left of    5
28   10   to the left of    5
29   10   to the left of    8
30   11   to the left of    5
31   12               of    9
32   12   to the left of    2
33   12   to the left of    5
34   13               of    9
35   13   to the left of    2
36   13   to the left of    5
37   14   to the left of    5