What color does the tall grass have?
The grass has brown color.
    src        edge_attr  dst
0     0  to the right of   10
1     0  to the right of    6
2     2  to the right of    3
3     2  to the right of    5
4     2               in    1
5     3        riding on    5
6     3  to the right of    4
7     3          wearing   11
8     3   to the left of    2
9     4   to the left of    9
10    4   to the left of    3
11    5               in    1
12    5   to the left of    2
13    6  to the right of   10
14    6   to the left of    0
15    9  to the right of    4
16   10   to the left of    6
17   10   to the left of    0