Is there any grass in the picture that is not brown?
Yes, there is green grass.
   src        edge_attr  dst
0    0  to the right of    1
1    0  to the right of    8
2    1  to the right of    4
3    1   to the left of    0
4    4   to the left of    1
5    6  to the right of    7
6    7   to the left of    6
7    8   to the left of    0
8    9               by    5