Is there any grass that is short?
No, there is grass but it is tall.
    src        edge_attr  dst
0     0            above   14
1     1  to the right of   12
2     1  to the right of   14
3     1  to the right of    7
4     1   to the left of    6
5     1  to the right of    8
6     2   to the left of    6
7     2  to the right of   12
8     2  to the right of   14
9     4   to the left of    9
10    5   to the left of    9
11    5   to the left of   13
12    6  to the right of    1
13    6  to the right of    2
14    7   to the left of    8
15    7   to the left of    1
16    8  to the right of    7
17    8   to the left of    1
18    9  to the right of    5
19    9  to the right of    4
20   10   to the left of   11
21   11  to the right of   10
22   12               of   14
23   12   to the left of    1
24   12   to the left of    2
25   13  to the right of    5
26   14   to the left of    2
27   14   to the left of    1