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