What's the man on?
The man is on the ski.
    src        edge_attr  dst
0     0   to the left of    5
1     1               in    9
2     2               on   10
3     3  to the right of   12
4     4  to the right of   16
5     4               on    6
6     5  to the right of    0
7     6  to the right of   14
8     6  to the right of   16
9    12   to the left of    3
10   14   to the left of    6
11   15               on    8
12   15          wearing   12
13   16   to the left of    6
14   16   to the left of    4