Is the color of the vest yellow?
Yes, the vest is yellow.
    src        edge_attr  dst
0     0  to the right of   17
1     0  to the right of    3
2     0   to the left of   20
3     1   to the left of   20
4     1  to the right of    5
..  ...              ...  ...
86   21   to the left of   12
87   21   to the left of   19
88   21   to the left of   15
89   21   to the left of   16
90   21   to the left of   20

[91 rows x 3 columns]