Which side of the image is the large tree on?
The pine is on the left of the image.
    src        edge_attr  dst
0     2  to the right of    5
1     2               on    3
2     2  to the right of   11
3     2   to the left of    6
4     2      in front of    8
5     3  to the right of    9
6     5   to the left of   11
7     5   to the left of    2
8     5               of    8
9     6   to the left of   10
10    6               of    2
11    6  to the right of    2
12    8           behind    2
13    9               of    2
14    9   to the left of    3
15   10               of    2
16   10  to the right of    6
17   11   to the left of    2
18   11  to the right of    5
19   11               of    2
20   12               of    2