Is the blue car to the left or to the right of the truck on the right?
The car is to the left of the truck.
    src        edge_attr  dst
0     0   to the left of   16
1     0               of    0
2     1               on    2
3     1  to the right of    4
4     1  to the right of    6
..  ...              ...  ...
71   17   to the left of   11
72   17               on    2
73   17   to the left of    1
74   18               of   17
75   18   to the left of    5

[76 rows x 3 columns]