Is the vehicle to the left of the car old and blue?
Yes, the bus is old and blue.
    src        edge_attr  dst
0     0               of    1
1     1  to the right of   16
2     1  to the right of   18
3     1  to the right of    6
4     1  to the right of   19
..  ...              ...  ...
72   19               on   16
73   19   to the left of   17
74   19   to the left of    1
75   20   to the left of   13
76   20  to the right of   16

[77 rows x 3 columns]