Do you see both sheep and fences?
No, there is a sheep but no fences.
     src        edge_attr  dst
0      0   to the left of   16
1      0  to the right of   12
2      0  to the right of   28
3      1  to the right of   18
4      2  to the right of   12
..   ...              ...  ...
115   27  to the right of   26
116   27   to the left of   22
117   28   to the left of   12
118   28   to the left of   25
119   28   to the left of    0

[120 rows x 3 columns]