Are there any skiers in the snow?
No, there is a bus in the snow.
    src        edge_attr  dst
0     0               in    1
1     0  to the right of    8
2     0   to the left of    6
3     0  to the right of    9
4     1  to the right of   10
5     2   to the left of   11
6     2   to the left of    7
7     3   to the left of    6
8     5  to the right of    8
9     6  to the right of    7
10    6  to the right of   11
11    6               on   10
12    6  to the right of    3
13    6  to the right of    0
14    7   to the left of    6
15    7  to the right of    2
16    7   to the left of   11
17    8   to the left of    0
18    8   to the left of    5
19    9   to the left of    0
20   10   to the left of    1
21   11   to the left of    6
22   11  to the right of    7
23   11  to the right of    2