What's he doing?
The man is skating.
    src        edge_attr  dst
0     0  to the right of   17
1     0  to the right of    4
2     2   to the left of   19
3     2   to the left of    9
4     2   to the left of   21
5     3   to the left of   14
6     3   to the left of   10
7     4   to the left of    0
8     4   to the left of    5
9     5  to the right of    4
10    5  to the right of   17
11    6   to the left of   21
12    8   to the left of   12
13    8   to the left of   13
14    9  to the right of    2
15    9   to the left of   19
16   10  to the right of   14
17   10  to the right of    3
18   11  to the right of   12
19   12  to the right of   13
20   12  to the right of    8
21   12   to the left of   11
22   13  to the right of    8
23   13   to the left of   12
24   14  to the right of    3
25   14   to the left of   10
26   17   to the left of    5
27   17   to the left of    0
28   19  to the right of   21
29   19  to the right of    2
30   19  to the right of    9
31   20          wearing    4
32   20          holding    7
33   20          wearing   19
34   20               on   18
35   21  to the right of    6
36   21   to the left of   19
37   21  to the right of    2