Is there any brown mud or grass?
No, there is grass but it is green.
    src        edge_attr  dst
0     0  to the right of    2
1     0  to the right of    1
2     0  to the right of   14
3     0  to the right of   10
4     1  to the right of    2
5     1   to the left of    0
6     1  to the right of   14
7     1  to the right of   10
8     2  to the right of   10
9     2  to the right of    9
10    2  to the right of   14
11    2   to the left of    1
12    2   to the left of    0
13    3  to the right of    6
14    3  to the right of   21
15    4               of   14
16    4   to the left of    7
17    4   to the left of   16
18    6   to the left of   14
19    6   to the left of    3
20    7  to the right of    4
21    7  to the right of   16
22    7   to the left of   18
23    7  to the right of   20
24    7  to the right of   17
25    9   to the left of    2
26   10  to the right of   11
27   10  to the right of   14
28   10   to the left of    0
29   10   to the left of    1
30   10   to the left of    2
31   11   to the left of   10
32   12   to the left of   15
33   14           behind   19
34   14   to the left of    1
35   14   to the left of    0
36   14   to the left of   10
37   14  to the right of    6
38   14   to the left of    2
39   14               in    5
40   15               of   14
41   15  to the right of   17
42   15  to the right of   12
43   16  to the right of    4
44   16  to the right of   20
45   16   to the left of    7
46   17               in    5
47   17   to the left of    7
48   17           behind   19
49   17   to the left of   15
50   18  to the right of    7
51   19      in front of   14
52   19      in front of   17
53   20   to the left of   16
54   20   to the left of    7
55   21   to the left of    3