The person is on what?
The person is on the skateboard.
    src        edge_attr  dst
0     0   to the left of    6
1     2               of   11
2     2   to the left of    6
3     2  to the right of    4
4     3   to the left of    9
5     4   to the left of    2
6     4   to the left of    6
7     5               of   11
8     6  to the right of    4
9     6  to the right of    2
10    6  to the right of    0
11    9  to the right of    3
12    9               of   12
13   11               on   12
14   11             with   10
15   11          wearing   10
16   11          wearing    0
17   11          wearing    4