The person on the ski is using what?
The skier is using a pole.
    src        edge_attr  dst
0     0               on   21
1     1               on   13
2     3               in   10
3     3               in    2
4     3               on   13
5     3             near    3
6     3  to the right of    9
7     4               on   13
8     5   to the left of   22
9     9  to the right of   18
10    9   to the left of    3
11   11  to the right of   18
12   11   to the left of   23
13   11  to the right of   22
14   11   to the left of   25
15   13       covered in    1
16   13       covered in    3
17   13       covered in    4
18   13       covered in    2
19   16   to the left of   17
20   17  to the right of   16
21   18   to the left of    9
22   18   to the left of   25
23   18   to the left of   20
24   18   to the left of   23
25   18   to the left of   22
26   18   to the left of   11
27   20            using   23
28   20   to the left of   23
29   20  to the right of   22
30   20            using   22
31   20  to the right of   18
32   20               on   25
33   20               on   11
34   20          holding   23
35   21       covered in    0
36   21  to the right of   23
37   21               in   10
38   22   to the left of   11
39   22  to the right of    5
40   22   to the left of   25
41   22   to the left of   20
42   22   to the left of   23
43   22  to the right of   18
44   23  to the right of   20
45   23  to the right of   11
46   23   to the left of   21
47   23  to the right of   22
48   23  to the right of   25
49   23  to the right of   18
50   24               in   14
51   25  to the right of   18
52   25  to the right of   11
53   25  to the right of   22
54   25   to the left of   23