Of what color is this plate?
The plate is black.
    src        edge_attr  dst
0     0  to the right of   13
1     0   to the left of    1
2     0   to the left of    5
3     0  to the right of    7
4     0   to the left of   11
..  ...              ...  ...
62   13  to the right of    2
63   14   to the left of    4
64   14  to the right of    2
65   14  to the right of    8
66   14   to the left of   11

[67 rows x 3 columns]