What is the boy doing?
The boy is skateboarding.
    src        edge_attr  dst
0     0  to the right of   12
1     0  to the right of    7
2     0  to the right of    2
3     0  to the right of   10
4     1   to the left of    7
5     1   to the left of    2
6     2   to the left of    0
7     2   to the left of    7
8     2  to the right of    1
9     3               of   12
10    4               of   12
11    4  to the right of    5
12    4  to the right of   13
13    5               of   12
14    5   to the left of   13
15    5   to the left of    4
16    7  to the right of    2
17    7   to the left of    0
18    7  to the right of    1
19    7               on    9
20   10               on   14
21   10   to the left of    0
22   12               on   13
23   12               in    8
24   12   to the left of    0
25   12            above   13
26   13  to the right of    5
27   13   to the left of    4