What is he holding?
The boy is holding the doughnut.
   src        edge_attr  dst
0    2               of    7
1    2  to the right of    6
2    5               of    7
3    6   to the left of    2
4    7          holding    6
5    7          wearing    4
6    8               of    7
7    8   to the left of    9
8    9               of    7
9    9  to the right of    8