Is the car to the right or to the left of the boat that is to the left of the traffic lights?
The car is to the left of the boat.
    src        edge_attr  dst
0     1  to the right of   13
1     1   to the left of   10
2     1   to the left of   20
3     1   to the left of   16
4     1   to the left of    4
..  ...              ...  ...
81   19   to the left of   17
82   20   to the left of    8
83   20  to the right of    1
84   20  to the right of    9
85   20  to the right of   12

[86 rows x 3 columns]