Who is using the skis?
The man is using the skis.
    src        edge_attr  dst
0     0           around    1
1     0               on    8
2     2               in    2
3     2  to the right of    3
4     3   to the left of    2
5     4  to the right of   11
6     7            using    6
7     7            using    1
8     7          wearing    4
9     7          wearing    6
10    7          wearing   11
11    7         close to    5
12    7          holding    3
13   10               on    9
14   11   to the left of    4