Is the knife on the right side of the image?
Yes, the knife is on the right of the image.
    src        edge_attr  dst
0     0  to the right of    7
1     0  to the right of   12
2     1   to the left of    4
3     1   to the left of    2
4     1  to the right of    9
..  ...              ...  ...
67   19  to the right of   23
68   20  to the right of   11
69   21   to the left of   19
70   21  to the right of   11
71   23   to the left of   19

[72 rows x 3 columns]