Is the racket to the right or to the left of the man?
The racket is to the right of the man.
   src        edge_attr  dst
0    1   to the left of    7
1    1   to the left of    3
2    3  to the right of    1
3    4   to the left of    6
4    6  to the right of    4
5    7  to the right of    1
6   10   to the left of   13
7   11               of   10
8   13  to the right of   10