What is the man on?
The man is on the ski.
    src         edge_attr  dst
0     0    to the left of   12
1     1    to the left of    3
2     2    to the left of   10
3     3   to the right of    4
4     3  on the bottom of    8
5     3   to the right of   11
6     3   to the right of    1
7     4           wearing    1
8     4                on   10
9     4           wearing   14
10    4           wearing    9
11    4             above   12
12    4           wearing    2
13    4                in   13
14    4         skiing on   12
15    4    to the left of    3
16    5    to the left of    9
17    5                on   10
18    5    to the left of    6
19    6   to the right of    5
20    6   to the right of    7
21    7    to the left of   10
22    7    to the left of    6
23    7    to the left of    9
24    9   to the right of    5
25    9   to the right of    7
26   10   to the right of    7
27   10    to the left of   12
28   10   to the right of    2
29   11    to the left of    3
30   12             under    4
31   12   to the right of    0
32   12   to the right of   10
33   12             below    4