Are there both grass and snow in this scene?
No, there is grass but no snow.
    src        edge_attr  dst
0     1  to the right of    3
1     1  to the right of    2
2     2   to the left of    1
3     2               of    5
4     2  to the right of    3
5     3   to the left of   11
6     3   to the left of    8
7     3   to the left of    1
8     3   to the left of    5
9     3   to the left of    2
10    4               of    8
11    5   to the left of   10
12    5  to the right of    3
13    5               in    6
14    7               of    5
15    7   to the left of    8
16    8  to the right of    7
17    8               in    6
18    8  to the right of    3
19    9   to the left of   11
20   10  to the right of    5
21   11  to the right of    3
22   11  to the right of    9