Are there wolves or players?
Yes, there is a wolf.
    src        edge_attr  dst
0     0   to the left of    5
1     0   to the left of    9
2     0  to the right of   13
3     1   to the left of   11
4     3  to the right of    9
5     4   to the left of   11
6     5  to the right of    0
7     5               of    9
8     6               of    9
9     9   to the left of    3
10    9  to the right of    0
11   10               of    9
12   11  to the right of    1
13   11  to the right of    4
14   13   to the left of    0
15   14               of    9