Is the fence in the top or in the bottom of the photo?
The fence is in the bottom of the image.
   src        edge_attr  dst
0    2   to the left of   11
1    4   to the left of    7
2    7  to the right of    4
3    8  to the right of   11
4   11   to the left of    8
5   11  to the right of    2