Who is in front of the large trees?
The guy is in front of the trees.
    src        edge_attr  dst
0     0   to the left of    3
1     0   to the left of    6
2     0      in front of    2
3     1   to the left of    3
4     1   to the left of    6
5     2   to the left of   11
6     2   to the left of    4
7     2   to the left of   12
8     2           behind    0
9     3  to the right of   10
10    3  to the right of    1
11    3  to the right of   11
12    3  to the right of    9
13    3  to the right of    0
14    3  to the right of    5
15    3               on    6
16    4  to the right of    2
17    4               in    9
18    5   to the left of    6
19    5  to the right of    7
20    5   to the left of    3
21    6  to the right of   11
22    6  to the right of    1
23    6  to the right of    5
24    6  to the right of    9
25    6  to the right of    0
26    6  to the right of   10
27    7   to the left of    5
28    8  to the right of   12
29    9   to the left of    3
30    9   to the left of    6
31   10   to the left of    6
32   10   to the left of    3
33   11  to the right of    2
34   11   to the left of    6
35   11   to the left of    3
36   12  to the right of    2
37   12   to the left of    8