Which kind of vehicle is red?
The vehicle is a bus.
     src        edge_attr  dst
0      0  to the right of   20
1      0   to the left of   19
2      0  to the right of   22
3      0   to the left of   21
4      0  to the right of    8
..   ...              ...  ...
119   28  to the right of   27
120   28  to the right of   15
121   28  to the right of   23
122   28  to the right of   21
123   28          wearing   26

[124 rows x 3 columns]