What color is the shirt?
The shirt is black.
    src        edge_attr  dst
0     1  to the right of   16
1     1  to the right of   15
2     1  to the right of   21
3     1  to the right of   20
4     1  to the right of    6
..  ...              ...  ...
65   21  to the right of   15
66   21  to the right of   16
67   21  to the right of    6
68   21   to the left of    1
69   21  to the right of    3

[70 rows x 3 columns]