Where is the grass?
The grass is on the sand.
   src        edge_attr  dst
0    0   to the left of    9
1    0   to the left of    2
2    1               on    1
3    2  to the right of    0
4    3           flying    7
5    3          wearing    4
6    6               on    1
7    7               in    5
8    9  to the right of    0
9   10               in    5