How tall is the grass?
The grass is tall.
    src        edge_attr  dst
0     0  to the right of    7
1     1  to the right of    3
2     2  to the right of    5
3     2   to the left of    3
4     3  to the right of    2
5     3               on    8
6     3            below   10
7     3   to the left of    1
8     3             near    8
9     5               on    8
10    5            below   10
11    5   to the left of    2
12    5             near    8
13    6               of    5
14    7   to the left of    0
15    8          next to    5
16    8          next to    3