What is the person that is to the right of the ball doing?
The girl is playing.
    src        edge_attr  dst
0     0  to the right of   10
1     1   to the left of    9
2     1  to the right of    2
3     1   to the left of    8
4     1   to the left of    5
5     2   to the left of    1
6     2   to the left of    8
7     2   to the left of    5
8     2               on    1
9     2   to the left of    9
10    3   to the left of    8
11    3   to the left of    4
12    4  to the right of    3
13    5  to the right of    2
14    5  to the right of    1
15    8  to the right of    2
16    8  to the right of    1
17    8  to the right of    3
18    9  to the right of    2
19    9  to the right of    1
20   10   to the left of    0