What vehicle is stuck in the sand?
The vehicle is a car.
     src        edge_attr  dst
0      1  to the right of    6
1      1  to the right of    4
2      1   to the left of   11
3      1   to the left of    7
4      1   to the left of   15
..   ...              ...  ...
154   23  to the right of    6
155   23   to the left of   10
156   23  to the right of   14
157   23   to the left of   15
158   24               on   15

[159 rows x 3 columns]