What's in front of the fence?
The hydrant is in front of the fence.
    src        edge_attr  dst
0     0      in front of   23
1     0   to the left of    7
2     0       covered in    6
3     0       sitting on   21
4     0  to the right of    5
..  ...              ...  ...
78   27   to the left of   13
79   28   to the left of   17
80   29   to the left of    8
81   29   to the left of   12
82   29  to the right of    0

[83 rows x 3 columns]