Who is wearing boots?
The skier is wearing boots.
    src        edge_attr  dst
0     3  to the right of    9
1     5   to the left of    7
2     6               in    1
3     7  to the right of    5
4     8            using    6
5     8          wearing    0
6     8          wearing    7
7     8          wearing    2
8     8        skiing in    1
9     8               in    1
10    9   to the left of    3