How clean is the ground near the grass?
The ground is clean.
    src        edge_attr  dst
0     0             near    2
1     0             near    5
2     1             near    4
3     1   to the left of    2
4     2             near    5
5     2  to the right of    1
6     2             near    0
7     2  to the right of    3
8     3             near    4
9     3   to the left of    2
10    4            above    5
11    4             near    3
12    4       sitting on    5
13    4             near    1
14    5             near    0
15    5             near    2