Is the black and white tail colorful or maybe black and white?
The tail is black and white.
    src        edge_attr  dst
0     0   to the left of    1
1     0   to the left of   10
2     0   to the left of   15
3     0  to the right of    2
4     0  to the right of   13
..  ...              ...  ...
87   15  to the right of    0
88   15   to the left of    9
89   15  to the right of    1
90   15  to the right of    2
91   15   to the left of    7

[92 rows x 3 columns]