The sign is on what?
The sign is on the fence.
    src        edge_attr  dst
0     0   to the left of    8
1     0  to the right of    1
2     0  to the right of   17
3     0   to the left of    9
4     1   to the left of    2
..  ...              ...  ...
75   21   to the left of   14
76   22   to the left of   12
77   22  to the right of    3
78   22   to the left of   16
79   22   to the left of   14

[80 rows x 3 columns]