Are there any plates or knives?
No, there are no knives or plates.
    src        edge_attr  dst
0     0  to the right of    8
1     0   to the left of    2
2     0  to the right of   11
3     0  to the right of    4
4     0  to the right of    7
..  ...              ...  ...
69   14  to the right of   13
70   14  to the right of   10
71   14   to the left of    2
72   14   to the left of    9
73   15   to the left of    2

[74 rows x 3 columns]