Who is sitting on the bus?
The driver is sitting on the bus.
     src       edge_attr  dst
0      0              on   12
1      0         driving   12
2      0      sitting on   12
3      0          inside   12
4      0  to the left of    6
..   ...             ...  ...
109   21              on    9
110   22  on the side of   12
111   22  to the left of   12
112   22  to the left of   16
113   22  to the left of   17

[114 rows x 3 columns]