Is he riding on a skateboard?
Yes, the boy is riding on a skateboard.
    src        edge_attr  dst
0     0  to the right of    9
1     1   to the left of    8
2     1   to the left of   11
3     1               of   12
4     2   to the left of   11
5     2   to the left of    8
6     3   to the left of    9
7     3   to the left of   21
8     4   to the left of   11
9     5   to the left of   13
10    6  to the right of    7
11    7   to the left of   13
12    7   to the left of    6
13    7  to the right of   15
14    8  to the right of    2
15    8  to the right of    1
16    8  to the right of   17
17    9   to the left of    0
18    9  to the right of    3
19    9  to the right of   21
20   11  to the right of    2
21   11  to the right of    4
22   11  to the right of    1
23   12   to the left of   14
24   12   to the left of   13
25   12               on   10
26   12        riding on    4
27   12          wearing   15
28   12          wearing    5
29   13  to the right of    7
30   13  to the right of   19
31   13  to the right of   15
32   13  to the right of   12
33   13  to the right of    5
34   13               on   14
35   14  to the right of   12
36   14  to the right of   17
37   15   to the left of   13
38   15   to the left of    7
39   16  to the right of   17
40   16               on   18
41   17   to the left of   16
42   17   to the left of   20
43   17   to the left of    8
44   17   to the left of   14
45   19   to the left of   13
46   20  to the right of   17
47   21  to the right of    3
48   21   to the left of    9