Do you see balls or rackets there?
Yes, there is a racket.
    src        edge_attr  dst
0     1  to the right of    5
1     2  to the right of    3
2     2   to the left of    4
3     3   to the left of    2
4     3   to the left of    6
5     4  to the right of    2
6     5   to the left of    6
7     5   to the left of    1
8     5   to the left of    8
9     6  to the right of    5
10    6          holding    3
11    6  to the right of    3
12    8  to the right of    5