Are there any cows in front of the trees that are on the road?
No, there is a car in front of the trees.
    src        edge_attr  dst
0     0           beside    7
1     0             near    7
2     0          next to    7
3     0   to the left of    6
4     0      in front of    6
5     2   to the left of    5
6     2   to the left of    3
7     3  to the right of    2
8     3   to the left of    9
9     3               of    7
10    5  to the right of    2
11    5               in    7
12    6  to the right of    0
13    6           behind    0
14    6               on    1
15    7   to the left of    9
16    7               on    1
17    7             near    0
18    8               of    7
19    9  to the right of    3
20    9  to the right of    7
21   10               in    4