Is there either a black hat or scarf?
Yes, there is a black scarf.
    src        edge_attr  dst
0     0   to the left of   13
1     0   to the left of    1
2     0   to the left of    8
3     0   to the left of   12
4     0   to the left of    6
..  ...              ...  ...
74   13  to the right of    5
75   13   to the left of    8
76   13  to the right of    0
77   14  to the right of    2
78   15  to the right of    7

[79 rows x 3 columns]