Is the fence on the left of the image?
No, the fence is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of    3
2     1               on    0
3     1   to the left of    5
4     2   to the left of    4
5     3   to the left of    5
6     3   to the left of    0
7     3               in    2
8     4  to the right of    2
9     5               on    0
10    5   to the left of    0
11    5  to the right of    3
12    5  to the right of    1