Is the fence to the right or to the left of the plane that the ladder is to the left of?
The fence is to the right of the plane.
    src        edge_attr  dst
0     0  to the right of   11
1     0  to the right of   12
2     2   to the left of    3
3     2   to the left of   19
4     2   to the left of    4
5     2   to the left of   11
6     3  to the right of    9
7     3   to the left of   17
8     3  to the right of    2
9     3   to the left of    4
10    3  to the right of   19
11    4  to the right of    2
12    4   to the left of   17
13    4  to the right of    3
14    4  to the right of    9
15    5               by   16
16    5   to the left of   18
17    6  to the right of   12
18    6  to the right of   11
19    7   to the left of   15
20    7   to the left of   13
21    8   to the left of   15
22    9   to the left of   11
23    9   to the left of    4
24    9   to the left of    3
25    9               on   10
26   11  to the right of    9
27   11  to the right of    2
28   11   to the left of   18
29   11   to the left of    6
30   11               on   16
31   11               on   10
32   11   to the left of    0
33   12   to the left of    6
34   12   to the left of    0
35   13               of   18
36   13  to the right of    7
37   15  to the right of    7
38   15  to the right of    8
39   17  to the right of    3
40   17  to the right of    4
41   18  to the right of    5
42   18  to the right of   11
43   19  to the right of    2
44   19   to the left of    3