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