What is covered by the snow that looks white?
The tree is covered by the snow.
    src        edge_attr  dst
0     0          wearing    9
1     0          wearing    4
2     0  to the right of    3
3     0  to the right of    5
4     0  to the right of   10
5     0  to the right of    7
6     2  to the right of    3
7     3         covering    7
8     3   to the left of    0
9     3   to the left of    9
10    3   to the left of    8
11    3   to the left of    2
12    3               on    7
13    4  to the right of    7
14    5   to the left of    0
15    5   to the left of    9
16    6  to the right of    7
17    7   to the left of    6
18    7   to the left of    0
19    7   to the left of    4
20    7   to the left of    9
21    7       covered by    3
22    7       covered in    3
23    8  to the right of    3
24    9  to the right of    7
25    9  to the right of   10
26    9  to the right of    5
27    9  to the right of    3
28   10   to the left of    9
29   10   to the left of    0