Are there both a dog and a fence in the picture?
Yes, there are both a dog and a fence.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of   17
2     0  to the right of   18
3     0   to the left of    3
4     0  to the right of   15
..  ...              ...  ...
69   17   to the left of   15
70   17   to the left of   10
71   17  to the right of   16
72   18   to the left of    0
73   18  to the right of   12

[74 rows x 3 columns]