Are there yellow ties?
Yes, there is a yellow tie.
    src        edge_attr  dst
0     0   to the left of   12
1     0   to the left of   13
2     0   to the left of   10
3     0   to the left of    7
4     0   to the left of    8
..  ...              ...  ...
87   15   to the left of    8
88   15   to the left of    7
89   15  to the right of    1
90   15   to the left of   14
91   16  to the right of    8

[92 rows x 3 columns]