Which side is the fence on?
The fence is on the left of the image.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of    1
2     0  to the right of    6
3     1  to the right of    0
4     1  to the right of    8
..  ...              ...  ...
92   25     walking down    1
93   25  to the right of    5
94   25  to the right of   23
95   25  to the right of   12
96   25  to the right of   17

[97 rows x 3 columns]